Synthetic method of HgS capable of being used as medicine

The invention relates to a synthetic method of HgS capable of being used as medicine, which belongs to the technical field of inorganic chemicals. The method is characterized in that the weight ratio between the mercury and the sulfur is 200.6: 32.1 to 60, and the mercury and the sulfur after being mixed are synthesized for 2 to 10 hours by milling and mixing at the temperature of 310 to 360 DEG C and under the conditions of sunlight shielding and sealing, and then the product is obtained. Compared with the prior method, the method has the advantages that the quality purity of the product is high, the raw material (sulfur powder) is not wasted, the synthesis time is greatly reduced, and the color of the product is purer. The product HgS not only can be used as medicine, but also can be used as other chemical raw materials.

Silicon piezoresistance type pressure transducer encapsulation structure based on substrates

The invention relates to a package structure of a silicon piezoresistive pressure sensor based on a substrate, which is characterized in that the substrate is a double-sided substrate with metal patterns spread on; the metal patterns on the bottom of the substrate are input and output ports for the pressure sensor to be connected with the outside environment, which realize electric connection between the metal patterns on both sides of the substrate by through holes in the center and half holes on the edge; the chip of the silicon piezoresistive pressure sensor is mounted on top of the substrate; the input and output ports on the chip of the silicon piezoresistive pressure sensor are connected with the metal patterns on top of the substrate by bonding wires, so as to realize electric connection between the chip of the silicon piezoresistive pressure sensor and the outside environment; a metal ring containing chip and the bonding wires are bonded on top of the substrate. Sealing gel is dripped ...

Fixing device of head end of steel wire rope

The invention discloses a fixing device of the head end of a steel wire rope, which comprises an adjustment rod. A screwed hole, a tapered hole and a through hole which are mutually penetrated are sequentially arranged along the axial direction of the adjustment rod. The fixing device also comprises a tapered clasping sleeve, the upper end of the tapered clasping sleeve is provided with at least one open slot, and the tapered clasping sleeve is put in the tapered hole. The fixing device also comprises a lock nut. When the steel wire rope is fixed, the steel wire rope is penetrated through the through hole and the tapered clasping sleeve, and then the lock nut is screwed into the screwed hole. The fixing device of the head end of a steel wire rope can firmly fix the steel wire rope without a physical damage to the steel wire rope by extruding the tapered clasping sleeve, and moreover, the operation for fixing the steel wire rope is quite simple, thus the safety and the assembly efficiency ...

Rotating arm of economical X-ray photography system

The invention relates to a rotating arm of an economical X-ray photography system; one end of the rotating arm is provided with a detector fixing device and the other end thereof is provided with a bulb pulley guide rail, and a rotating shaft installation hole of the rotating arm is arranged on one end which is close to a detector. Wherein, the rotating arm is processed and manufactured by a standard profile rectangular tube, and a rotating center, i.e. the rotating shaft installation hole is close to the end of the detector; because the weight of the detector is much heavier than the total weight of a bulb beam splitter component and a bulb pulley, at a vertical position, when SID is a special value (a value commonly used in a horizontal position, i.e. SID=1m), the torque of the detector relative to the rotating center can be balanced with the torque of the bulb beam splitter component and the bulb pulley relative to the rotating center, and no counterweight needs to be added. At this ...

Medicine for treating hepatitis B

Digital radial photography system bulb sport control device

The invention discloses a bulb tube movement control unit used in a digital radiology photography system, comprising a bulb tube holding hoop, a bulb tube bracket and a horizontal rotating shaft which is arranged on the bulb tube bracket. The bulb tube holding hoop is fixedly connected with the horizontal rotating shaft; the bulb tube movement control unit also comprises a motor arranged on the bulb tube bracket; the motor is connected with the horizontal rotating shaft through an actuating mechanism; the motor drives the horizontal rotating shaft to rotate, thereby driving a bulb tube to rotate. The bulb tube movement control unit used in the digital radiology photography system drives a screw bevel gear mechanism through the motor arranged on the bulb tube bracket, realizes the automatic rotation of the bulb tube around the horizontal rotating shaft, and realizes the automatic tracking of the bulb tube rotating position through an encoder arranged on the bulb tube bracket; the relative ...

Electric rotating self-locking device in X-ray camera system

The invention provides an electric rotating self-locking device in an X-ray camera system, which comprises a speed reduction gear box, a motor, a ball tube rotating input shaft, a ball tube rotating output rotating shaft and a horizontal shaft, wherein the speed reduction gear box and the motor are mounted and fixed on a ball tube support; the ball tube rotating output rotating shaft and the horizontal shaft are fixed into a whole; the horizontal shaft is used for driving a ball tube of the X-ray camera system; the electric rotating self-locking device further comprises a synchronous belt; and the speed reduction gear box is transmitted to the ball tube rotating input shaft through the synchronous belt. The electric rotating self-locking device enables the efficiency of a transmission mechanism to be as high as possible in limited space; the transmission has no reversion clearance and can avoid the deviation of the rotation angle during long-term operation; and the cost is low, and the ...

Method of combined mining caving face using false dipping after high drainage roadway treating gas in beginning mining

Bulb tube rotary driving mechanism in X-ray photographic system

The invention discloses a bulb tube rotary driving mechanism in an X-ray photographic system. In the invention, the traditional driving mechanism is improved for driving through a synchronous belt and a gear, so that the phenomenon of overlarge reverse rotation clearance can be thoroughly eliminated. The bulb tube rotary driving mechanism in the X-ray photographic system, which can drive by adopting the synchronous belt and the gear, has the advantages of convenient installation and maintenance, attractive appearance, excellent functions, small mechanical clearance, easy realization of aligning the whole machine and more stable structure.

Suspension rack type digital radiation filming system driving-device

The invention discloses a gearing device of a hanging digital-radiography system, which comprises a cable-wire turnplate shaft, a motor, a worm gear reduction box and a primary synchronous belt, and a transition shaft and a secondary synchronous belt as well, wherein, the shaft of the motor is connected with the worm gear reduction box, the primary synchronous belt surrounds one end of the transition shaft and the shaft of the worm gear reduction box, and the secondary synchronous belt surrounds the cable-wire turnplate shaft and the other end of the transition shaft. The gearing device of the hanging digital-radiography system utilizes the synchronous belts to carry out driving, and the transmission process is smooth and precise, thereby reducing the motional noise of the gearing device to the minimum; meanwhile, the characteristics of the self-lockable worm gear reduction box are utilized to improve the safety of the gearing device, and since no motor with electromagnetic brake is needed ...

Fixing device of head end of steel wire rope

The invention discloses a fixing device of the head end of a steel wire rope, which comprises an adjustment rod. A screwed hole, a tapered hole and a through hole which are mutually penetrated are sequentially arranged along the axial direction of the adjustment rod. The fixing device also comprises a tapered clasping sleeve, the upper end of the tapered clasping sleeve is provided with at least one open slot, and the tapered clasping sleeve is put in the tapered hole. The fixing device also comprises a lock nut. When the steel wire rope is fixed, the steel wire rope is penetrated through thethrough hole and the tapered clasping sleeve, and then the lock nut is screwed into the screwed hole. The fixing device of the head end of a steel wire rope can firmly fix the steel wire rope withouta physical damage to the steel wire rope by extruding the tapered clasping sleeve, and moreover, the operation for fixing the steel wire rope is quite simple, thus the safety and the assembly efficiency ...

Method for protecting sacrificial layer of movable structure in deep-reaction ion etching process

A method for protecting movable structure in deep-reaction ionic etching technique with sacrificial layer is discolsed. As the movable structure is greatly damaged after released, a sacrificial layeris used to make the movable structure always in stati state in said etching procedure to protect the integrity of movable structure. The movable structure is then released by following non-destructive removal of sacrificial layer, raising the finished product rate.

Interactive projection method, device and system

The invention provides an interactive projection method, device and system. The method includes the steps that an image is projected; the projected image is acquired, a characteristic point is selected, position information of the characteristic point is selected, a coordinate transformation model is built and parameter information is obtained; projected image information including gesture action points is acquired in real time, and corresponding position information is obtained; corresponding control is executed in the corresponding position on an original data input interface. According to the interactive projection method, device and system, the gesture action points in the projected image can be accurately recognized, and the limitation that the projection environment changes continuously is avoided.

Suspension type digital radiation projection system rotating assembly

The invention discloses a rotating shaft assembly used in a suspended digital radiography system. The rotating shaft assembly comprises a rotating shaft, a rotating shaft bracket and a wire rope rotating disk; the wire rope rotating disk is sheathed on the rotating shaft, the two ends of the rotating shaft are fixed on the rotating shaft bracket; the rotating shaft assembly further comprises a balancer wire rope and a driven wire rope which are wound on the wire rope rotating disk; one end of the balancer wire rope is connected with a balancer, the other end of the balancer wire rope is connected with a telescopic suspended cylinder, one end of the driven wire rope is embedded in a groove of the wire rope rotating disk, and the other end of the driven wire rope is connected with the telescopic suspended cylinder. In the rotating shaft assembly used in the suspended digital radiography system, the balancer wire rope and the driven wire rope are wound on the same wire rope rotating disk, ...

Method for protecting additional structure of movable component in deep reaction ion etching process

The method for protecting additional structure of movable component in the course of deep-reaction ion-etching process is characterized by that when the plate pattern is designed, the additional structure can be specially designed to reduce etching speed difference on same silicon chip, at the same time it ensures that the movable structure can not be released in the course of etching process, and when the all technological processes are completed, nondestructive measure is used to separate additional structure from movable structure, and the movable structure can be released. It can greatly raise rate of finished product of movable device.

Rotating arm braking device of radiographic system

The invention discloses a rotating arm braking device of a radiographic system. The braking device is arranged on the back side of a rotating arm which is in contact with a rotating shaft sleeve. The braking device comprises a first component, a second component, a third component and a clamp cup, wherein the clamp cup is arranged at the outer side of the head end of the rotating shaft sleeve, the first component is movably connected with the rotating arm and can do reciprocating movement along the rotating arm in the transverse direction, the first component and the second component are movably connected, the second component is movably connected with the rotating arm, when doing the transverse movement, the first component drives the second component to do rotation movement, one end of the third component is fixedly connected with the rotating arm, the other end of the third component is a brake axle and is fixedly connected with the second component, the head end of the brake axle is ...

Bulb tube position adjusting mechanism in suspended X-ray camera system

The invention provides a bulb tube position adjusting mechanism in a suspended X-ray camera system, which is used for adjusting the relative position between a bulb tube and a detector of the suspended X-ray camera system. The bulb tube position adjusting mechanism comprises a bulb tube bracket and a vertical shaft, wherein the vertical shaft is fixedly connected with a telescopic cylinder; a connecting part extends from the lower end of the vertical shaft; the connecting part is provided with a position adjusting groove; a fastening screw is arranged in the position adjusting groove; the connecting part is tightly connected with the bulb tube bracket through the fastening screw; a wedge-shaped adjusting block is arranged between the lower end of the vertical shaft and the bulb tube bracket and is fixed in the bulb tube bracket through the adjusting screw; and the wedging direction of the wedge-shaped adjusting block is vertical to the X ray emitting direction of the bulb tube. The invention ...

Bulb tube rotary driving mechanism in X-ray photographic system

The invention discloses a bulb tube rotary driving mechanism in an X-ray photographic system. In the invention, the traditional driving mechanism is improved for driving through a synchronous belt and a gear, so that the phenomenon of overlarge reverse rotation clearance can be thoroughly eliminated. The bulb tube rotary driving mechanism in the X-ray photographic system, which can drive by adopting the synchronous belt and the gear, has the advantages of convenient installation and maintenance, attractive appearance, excellent functions, small mechanical clearance, easy realization of aligning the whole machine and more stable structure.

Ocean towing linear array high-precision course heading control method

The present invention discloses a high-precision heading control method for an oceanic towed cable array. The high-precision heading control method has the following steps: a group of cable spreaders and acoustic towing bodies are intervallically mounted on cables; a console on board is communicated with the spreaders by half duplex and rollcalling and inquiring; when the towed cable array is just laid into the water, the spreading alar plates of all the cable spreaders are set at a zero angle of attack by default, all the cable spreaders on a reference cable start to measure respective heading angles, and the spreaders and the console on board realize self-closed loop heading angle adjustment; afterwards, the cable spreaders are always adjusted in a certain cycle according to an interval measured by the acoustic towing bodies and by comparing the interval with a set value, so that the interval between a node and the reference towed cable is maintained near to the set value. The high-precision ...

Side wall air inlet/outlet infrared air sensor

The invention relates to a side wall air inlet/outlet infrared air sensor, which comprises a sensing head, a signal acquisition module, a signal processing module and a signal display module, and is characterized in that the sensing head has a side wall air inlet/outlet and comprises a dustproof cover 1, a cavity 2 which has a side wall air inlet/outlet and functions of an optical channel and an air chamber, a reflector 3, a reflector 4, a thermopile detector 5, an infrared light source 6, a condenser lens 7, a heating resistor 8 and a signal amplification circuit 9, wherein an optical path is an 'n'-shaped folded optical path consisting of a first through hole 10, a second through hole 11, a third through hole 12, the reflector 3 and the reflector 4. As a side wall air inlet/outlet mode is adopted, the air in the air chamber and the air in the outside form good convection currents directly, the inside and outside air exchange time is shortened, and the response time is short; and dueto ...

深反应离子刻蚀技术中可动结构的牺牲层保护方法

... 本发明公开一种深反应离子刻蚀技术中可动结构的牺牲层保护方法，针对深反应离子刻蚀技术在制作具有可动结构的器件中出现的可动结构释放后即受到较大破坏的问题，采用牺牲层固定可动结构，使器件可动结构在进行深反应离子刻蚀工艺时始终保持静止不释放状态以保护可动结构的完整性，而采用后续的无损去牺牲层方法释放可动结构并最终完成器件的制作，提高可动器件制作中的成品率。 ...

Non-asbestos thermal insulated fibrous sheets and their production method

Brake device for positioning and rotating photography couch

The invention discloses a brake device for positioning and rotating a photography couch. The brake device comprises a rotating shaft, a rotating-shaft automatic braking device and a mounting base plate, wherein a bearing is fixedly arranged on the mounting base plate; the head of the rotating shaft is fixedly connected with the photograph couch, and the tail thereof is embedded into the bearing; and the rotating-shaft automatic braking device is connected with the rotating shaft and the mounting base plate and can be used for braking the rotating shaft in the rotating process of the rotating shaft. With the adoption of the brake device for positioning and rotating the photography couch, the photography couch can not impact a detector or an upright in the rotating process of the photography couch, and the medical staff can not brake the photography couch by treading a caster brake of the photography couch, thereby greatly relieving the labor intensity of the medical staff.

Gun type hemorrhoid operation anastomat

The present invention relates to a gun type hemorrhoid operation anastomat. It includes the following several portions: tube shell, rear handle, gun shell, bullet chamber, cylindrical cutter, front handle, cam, regulating nut, sleeve and anastomosis needle. Said invention also provides its working principle and its concrete operation method.

Range limiter of suspending rack type digital radiation photograph system hanging barrel

The invention discloses a suspension drum travel stop device of a suspension digital radiography system. The stop device comprises a motor rotating shaft, a screw rod, a guiding rod, a screw rod sleeve, a barrier strip, a first limit switch, a second limit switch and a fitting seat. One end of the screw rod is fixedly connected with the head end of the motor rotating shaft and the other end of the screw rod is connected with the fitting seat. The screw rod sleeve is sleeved and connected with the screw rod. The corresponding screw thread on the inner side of the screw rod sleeve is matched with the screw thread of the screw rod. The barrier strip is fixedly connected with the screw rod sleeve in a direction perpendicular to the screw rod. The guiding rod is parallel to the screw rod and fixed on the fitting seat. A dent or a through hole is arranged on the barrier strip. The guiding rod is stuck in the dent or passes through the through hole. The first and the second limit switches are ...

Brake device of digital radiography system

The invention discloses a brake device of a digital radiography system, comprising a gear, an absorption disc, a rotating shaft, an installation seat and at least one permanent magnet type electromagnetic brake, wherein the gear and the sucking disc are sequentially fixedly connected with one end of the rotating shaft; the other end of the rotating shaft is fixedly connected with the installationseat through a bearing, and the installation seat is fixed on a detector rotation mechanism of the digital radiography system; and the permanent magnet type electromagnetic brake is fixedly connectedwith the installation seat and absorbs the absorption disc during the interruption of a power supply. The brake device is meshed with a gear of the detector rotation mechanism of the digital radiography system through the gear, the permanent magnet type electromagnetic brake absorbs the absorption disc during the interruption of the power supply, an intersection angle of a detector can not miss positions ...

Digital radial photography system bulb sport control device

The invention discloses a bulb tube movement control unit used in a digital radiology photography system, comprising a bulb tube holding hoop, a bulb tube bracket and a horizontal rotating shaft which is arranged on the bulb tube bracket. The bulb tube holding hoop is fixedly connected with the horizontal rotating shaft; the bulb tube movement control unit also comprises a motor arranged on the bulb tube bracket; the motor is connected with the horizontal rotating shaft through an actuating mechanism; the motor drives the horizontal rotating shaft to rotate, thereby driving a bulb tube to rotate. The bulb tube movement control unit used in the digital radiology photography system drives a screw bevel gear mechanism through the motor arranged on the bulb tube bracket, realizes the automatic rotation of the bulb tube around the horizontal rotating shaft, and realizes the automatic tracking of the bulb tube rotating position through an encoder arranged on the bulb tube bracket; the relative ...

Silicon piezoresistance type pressure transducer encapsulation structure based on substrates

The invention relates to a package structure of a silicon piezoresistive pressure sensor based on a substrate, which is characterized in that the substrate is a double-sided substrate with metal patterns spread on; the metal patterns on the bottom of the substrate are input and output ports for the pressure sensor to be connected with the outside environment, which realize electric connection between the metal patterns on both sides of the substrate by through holes in the center and half holes on the edge; the chip of the silicon piezoresistive pressure sensor is mounted on top of the substrate; the input and output ports on the chip of the silicon piezoresistive pressure sensor are connected with the metal patterns on top of the substrate by bonding wires, so as to realize electric connection between the chip of the silicon piezoresistive pressure sensor and the outside environment; a metal ring containing chip and the bonding wires are bonded on top of the substrate. Sealing gel isdripped ...

Ocean towing linear array high-precision course heading control method

The present invention discloses a high-precision heading control method for an oceanic towed cable array. The high-precision heading control method has the following steps: a group of cable spreaders and acoustic towing bodies are intervallically mounted on cables; a console on board is communicated with the spreaders by half duplex and rollcalling and inquiring; when the towed cable array is just laid into the water, the spreading alar plates of all the cable spreaders are set at a zero angle of attack by default, all the cable spreaders on a reference cable start to measure respective heading angles, and the spreaders and the console on board realize self-closed loop heading angle adjustment; afterwards, the cable spreaders are always adjusted in a certain cycle according to an interval measured by the acoustic towing bodies and by comparing the interval with a set value, so that the interval between a node and the reference towed cable is maintained near to the set value. The high-precision ...

Brake device for positioning and rotating photography couch

The invention discloses a brake device for positioning and rotating a photography couch. The brake device comprises a rotating shaft, a rotating-shaft automatic braking device and a mounting base plate, wherein a bearing is fixedly arranged on the mounting base plate; the head of the rotating shaft is fixedly connected with the photograph couch, and the tail thereof is embedded into the bearing; and the rotating-shaft automatic braking device is connected with the rotating shaft and the mounting base plate and can be used for braking the rotating shaft in the rotating process of the rotating shaft. With the adoption of the brake device for positioning and rotating the photography couch, the photography couch can not impact a detector or an upright in the rotating process of the photography couch, and the medical staff can not brake the photography couch by treading a caster brake of the photography couch, thereby greatly relieving the labor intensity of the medical staff.

Method for calcining gold foil into ash

The invention relates to a method for calcining gold foil into ash, which belongs to the technical field of pharmaceutical chemicals. The method is characterized in that the gold foil, arsenic trioxide and sulfur are put in a closed vessel, and then are calcined for 3 to 6 hours in a sealing manner at the temperature of 500 to 600 DEG C, the calcined gold foil is taken out and prepared into fine powder by milling to obtain the product, and the weight ratio among the gold foil, the arsenic trioxide and the sulfur during the calcination is 1: 0.5 to 6:1.5 to 25. Compared with the prior art, the invention has the advantages that the method greatly reduces the production cost and the fabrication cost of the product, does not waste the raw materials, reduces the production cycle and greatly improves the production efficiency.

Position limiter of suspending rack type digital radiation photograph system hanging barrel stroke

The invention discloses a suspension drum travel stop device of a suspension digital radiography system. The stop device comprises a motor rotating shaft, a screw rod, a guiding rod, a screw rod sleeve, a barrier strip, a first limit switch, a second limit switch and a fitting seat. One end of the screw rod is fixedly connected with the head end of the motor rotating shaft and the other end of the screw rod is connected with the fitting seat. The screw rod sleeve is sleeved and connected with the screw rod. The corresponding screw thread on the inner side of the screw rod sleeve is matched with the screw thread of the screw rod. The barrier strip is fixedly connected with the screw rod sleeve in a direction perpendicular to the screw rod. The guiding rod is parallel to the screw rod and fixed on the fitting seat. A dent or a through hole is arranged on the barrier strip. The guiding rod is stuck in the dent or passes through the through hole. The first and the second limit switches are ...

Multifunctional transmitter

The invention provides a multifunctional transmitter, which comprises a plurality of functional modules physically separated from each other. The functional modules comprise a power supply superposition module, a frequency conversion and voltage regulation module, at least two rectification modules, a transmitting and outputting module and a control module, wherein the power supply superposition module is connected with a plurality of external power supplies, and is used for arranging alternating currents of the plurality of external power supplies at the same phase and superposing input powers of the power supplies so as to obtain an alternating current with a first voltage and a first frequency, the frequency conversion and voltage regulation module is used for regulating the first voltage and the first frequency so as to obtain an alternating current with a second voltage and a second frequency, the at least two rectification modules are used for converting the frequency-converted and ...

Bulb tube position adjusting mechanism in suspended X-ray camera system

The invention provides a bulb tube position adjusting mechanism in a suspended X-ray camera system, which is used for adjusting the relative position between a bulb tube and a detector of the suspended X-ray camera system. The bulb tube position adjusting mechanism comprises a bulb tube bracket and a vertical shaft, wherein the vertical shaft is fixedly connected with a telescopic cylinder; a connecting part extends from the lower end of the vertical shaft; the connecting part is provided with a position adjusting groove; a fastening screw is arranged in the position adjusting groove; the connecting part is tightly connected with the bulb tube bracket through the fastening screw; a wedge-shaped adjusting block is arranged between the lower end of the vertical shaft and the bulb tube bracket and is fixed in the bulb tube bracket through the adjusting screw; and the wedging direction of the wedge-shaped adjusting block is vertical to the X ray emitting direction of the bulb tube. The invention ...

Gun type hemorrhoid operation anastomat

Suspension rack type digital radiation filming system driving-device

The invention discloses a gearing device of a hanging digital-radiography system, which comprises a cable-wire turnplate shaft, a motor, a worm gear reduction box and a primary synchronous belt, and a transition shaft and a secondary synchronous belt as well, wherein, the shaft of the motor is connected with the worm gear reduction box, the primary synchronous belt surrounds one end of the transition shaft and the shaft of the worm gear reduction box, and the secondary synchronous belt surrounds the cable-wire turnplate shaft and the other end of the transition shaft. The gearing device of the hanging digital-radiography system utilizes the synchronous belts to carry out driving, and the transmission process is smooth and precise, thereby reducing the motional noise of the gearing device to the minimum; meanwhile, the characteristics of the self-lockable worm gear reduction box are utilized to improve the safety of the gearing device, and since no motor with electromagnetic brake is needed ...

Rotating arm braking device of radiographic system

The invention discloses a rotating arm braking device of a radiographic system. The braking device is arranged on the back side of a rotating arm which is in contact with a rotating shaft sleeve. The braking device comprises a first component, a second component, a third component and a clamp cup, wherein the clamp cup is arranged at the outer side of the head end of the rotating shaft sleeve, the first component is movably connected with the rotating arm and can do reciprocating movement along the rotating arm in the transverse direction, the first component and the second component are movably connected, the second component is movably connected with the rotating arm, when doing the transverse movement, the first component drives the second component to do rotation movement, one end of the third component is fixedly connected with the rotating arm, the other end of the third component is an elastic body and is fixedly connected with the second component, the head end of the elastic body ...

Medicine for treating hepatitis B

A medicine for treating virus heptatitis B is composed of 16 traditional Chinese medicines including red sage root, Chinese angelica root, ganoderma, poria cocos, pilose asiabell root, bupleurum root, turtle shell, schisandra fruit, licorice, astragalus root, curcuma tuber, dried orange peel, isatis root etc. It possesses apparent curing effect against heptatitis B virus serum marker HBsAg, HbeAg, anti-HBe, anti HBc and restoring the liver function.

Non-asbestos thermal insulated fibrous sheets and their production

A non-asbestos refractory fibre sheet used in glass or iron and steel industry is prepared from aluminium silicate fibres, fused quartz powder, sepiolite and cationic filtering aid through mixing with water, forming sheet, punching, and baking for solidification. Its advantages are high temp tolerance (1260 deg.C) and long service life.

Suspension type digital radiation projection system rotating assembly

The invention discloses a rotating shaft assembly used in a suspended digital radiography system. The rotating shaft assembly comprises a rotating shaft, a rotating shaft bracket and a wire rope rotating disk; the wire rope rotating disk is sheathed on the rotating shaft, the two ends of the rotating shaft are fixed on the rotating shaft bracket; the rotating shaft assembly further comprises a balancer wire rope and a driven wire rope which are wound on the wire rope rotating disk; one end of the balancer wire rope is connected with a balancer, the other end of the balancer wire rope is connected with a telescopic suspended cylinder, one end of the driven wire rope is embedded in a groove of the wire rope rotating disk, and the other end of the driven wire rope is connected with the telescopic suspended cylinder. In the rotating shaft assembly used in the suspended digital radiography system, the balancer wire rope and the driven wire rope are wound on the same wire rope rotating disk, ...

Brake device of digital radiography system

The invention discloses a brake device of a digital radiography system, comprising a gear, an absorption disc, a rotating shaft, an installation seat and at least one permanent magnet type electromagnetic brake, wherein the gear and the sucking disc are sequentially fixedly connected with one end of the rotating shaft; the other end of the rotating shaft is fixedly connected with the installation seat through a bearing, and the installation seat is fixed on a detector rotation mechanism of the digital radiography system; and the permanent magnet type electromagnetic brake is fixedly connected with the installation seat and absorbs the absorption disc during the interruption of a power supply. The brake device is meshed with a gear of the detector rotation mechanism of the digital radiography system through the gear, the permanent magnet type electromagnetic brake absorbs the absorption disc during the interruption of the power supply, an intersection angle of a detector can not miss positions ...

Clay mineral-based treatments in pseudomonas aeruginosa infection control

The present disclosure relates to a method of treating a Pseudomonas aeruginosa infection, comprising: administering an effective amount of thermally activated clay, wherein the thermally activated clay absorbs pyocyanin and siderophore pyoverdine secreted by Pseudomonas aeruginosa as opposed to exhibiting antibiotic effects such as inhibition of microbial growth or outright killing the bacteria.

Sunshade

The present disclosure provides a sunshade includes a honeycomb component, a first center rod, a second center rod and a locking device. The honeycomb component is connected with several umbrella ribs, and the honeycomb component is configured to control opening and closing of the umbrella ribs. The honeycomb component sleeves the first center rod, and the first center rod is provided with a first through hole. The first center rod sleeves the second center rod, and the second center rod can slidably expand to an extended position or a contracted position within the first through hole. The second central rod is locked at the extended position or the contracted position through the locking device. The sunshade can be used as a golf umbrella, which is very beneficial for a user in outdoor activities or any situation that requires shading and greatly improves the user experience.

Cabinet x-ray systems with chamber door driven by motor through electromagnetic clutch

A system (100), comprising: a chamber (112) with a chamber door (109); an X-ray source (105); an X-ray detector (113) configured to capture an image of a specimen (112s) in the chamber (112) based on an interaction between the specimen (112s) and an X-ray beam from the X-ray source (105); a motor (106); and an electromagnetic clutch (107) configured to, when engaged, transfer power from the motor (106) to the chamber door (109), thereby opening or closing the chamber door (109).