Inductive plumb coordinator

The invention discloses an inductive plumb coordinator, which is characterized by comprising an inductor fixed on a plumb body. The inductor has a hollowly cylindrical insular carrier and a magnetic material fixed with the same; the magnetic material is uniformly distributed around the central line of the hollowly cylindrical insular carrier; the inductor is sleeved outside the plumb body; the two sides in X direction and the two sides in Y direction of the inductor are provided with a pair of coils respectively; the coils on the two sides in X direction of the inductor are connected with a signal converter in X direction, while the coils on two sides of Y direction are connected to a signal converter in Y direction. The inductive plumb coordinator of the invention has the advantages of ingenious design, high measuring precision and relatively strong resistance to environmental interference; the inductive plumb coordinator is suitable for various severe environments and particularly is ...

Novel multistage centrifugal pump

The invention relates to a novel multistage centrifugal pump. A pump shaft is provided with a group of impellers and guide vanes. Runners among the impellers are communicated in the middle. A last stage impeller is connected with a water spray section. The rear side of the last stage impeller is provided with a post axial force balancing device. The post axial force balancing device consists of a balancing drum arranged on the pump shaft, a balancing drum sleeve sleeved outside the balancing drum and a balancing chamber, wherein a gap is reserved between the balancing drum and the balancing drum sleeve; and the surface of the balancing drum is provided with a plurality of axial grooves. The invention has the advantages that: (1) the leakage from the radial gap between the balancing drum and the balancing drum sleeve is small, so difference between front and rear pressures of the balancing drum is increased so large as to make the balancing of the axial force by the balancing drum convenient ...

Annular U type diaphragm for hydraulic diaphragm pump

The invention relates to a ring-shaped U type diaphragm for a hydraulic diaphragm pump, the side wall of the ring-shaped U type diaphragm surrounds and forms a hollow structure, the middle part of thering-shaped side wall is concave, the two ends extend outwards and form a horn shape, the outer edge of the horn mouth on one end is liquid-sealedly mounted on the diaphragm cavity wall of the hydraulic diaphragm pump, the outer edge of the horn mouth on the other end is distant from the diaphragm cavity wall, the horn mouth on the other end is equipped with a diaphragm plate liquid-sealedly matched therewith, the diaphragm plate combines with the ring-shaped U type diaphragm to divide the hydraulic diaphragm pump into an oil cavity on the ring-shaped side wall and the inside of the diaphragmplate and a medium cavity on the outside of the ring-shaped side wall and the diaphragm plate. The invention provides a ring-shaped U type diaphragm for a hydraulic diaphragm pump, which has long service ...

External special-purpose stirring segregator of abrasive particle flow circulating system for grinding and polishing

The present invention provides a mill grain flow circulatory system external dedicated mixing separator for grinding and polishing, including a mixing barrel, an agitating vane set in the mixing barrel, the agitating vane is driven by the motor mounted on the top of the mixing barrel, the top of the side wall of the mixing barrel is set with a feed inlet, the lower is set with an outlet, the basewall of the mixing barrel is set with a drain, the inner chamber of the mixing barrel is connected with the drain, the outer wall of the base wall of the mixing barrel is equipped with a permanent magnet, the lower of the side wall of the mixing barrel is set with a reflux inlet, the beneficial effect of the invention is : (1) the grinding aid efficiently cycle use; (2) reducing the harm of the system equipment of the metal grain and damage of the workpiece precision; (3)convenient drain at time and cleaning the mixing barrel.

Novel high-efficient energy-saving pump

The invention discloses a novel high-efficient energy-saving pump, comprising a water sucking chamber, an impeller, a pump body, a pump body seal ring and an impeller seal ring, wherein the water sucking chamber is composed of a straight cone-shaped water sucking chamber and a straight tube section of the outlet end of the straight cone-shaped water sucking chamber; the straight tube section is internally provided with an inclined clapboard. The novel high-efficient energy-saving pump of the invention has the beneficial effects that the circumferential circulation exists in the liquid flow atthe outlet of the water sucking chamber, the impact loss of the impeller inlet is reduced, and the pump efficiency is improved; the leakage rate of the gap between a seal ring and a lengthening cut-water is reduced, and the leakage lose is lowered; and the seal ring has good sealing performance and long service life, and is especially suitable for application occasions where conveying medium contains ...

Novel petroleum chemical flow-process pump

The invention relates to a novel petrol-chemical process pump. The pump comprises a pump body, an impeller, a pump shaft, an overhung shaft carrier, a pipe flange, a pump-end coupling, a motor end coupling, a motor and a base, wherein the pump body and a motor are arranged on the base, the impeller and the pump shaft are arranged in the pump body. A front end of the pump body is connected with the pipe flange. A rear end of the pump body is connected with the overhung shaft carrier. The pump shaft is arranged in the overhung shaft carrier. A front end of the pump shaft is connected with the impeller and a rear end of the pump shaft is connected with the pump end coupling. The pump body comprises a pump cover and a main pump body, wherein the front pump cover is positioned in front of the impeller and is connected with the main pump body and an adjusting plate which is connected with the pipe flange. The invention provides a petrol-chemical process pump which can reduce manufacture cost ...

Large-sized data centre IT system basic software and firmware platform deep cruising check system and method

The invention discloses a deep inspection system and a method used on a basic software and hardware platform of a large data center IT system. The invention is characterized in that: the deep inspection system comprises an inspection main control module, an inspection object definition table, an inspection item definition table, an inspection item local personalization definition table, a fault scanning module, a security scanning module, a SOX scanning module, a performance scanning module and a data collection module, a License scanning module, and a distribution/deployment/collection module; during the inspection process, a destination range, an inspection item and an inspection item local of the inspection are respectively customized to ensure the destination range, the inspection item and the inspection item local of the inspection first, through the inspection object definition table, the inspection item definition table and the inspection item local personalization definition table ...

Hollow structure valve core for reciprocating pump in-out one-way valve set

The invention relates to a hollow valve core for the check valve group on the inlet and outlet of a reciprocating pump, comprising a guide rod, a sliding plate and a guide wing arranged on the lower part of the guide rod and playing a guiding role. The sliding plate is arranged in the conical cavity on the upper part of a valve seat, the outer margin of the sliding plate cooperates with the conical surface of the conical cavity, the guiding wing cooperates with a cylindrical cavity on the lower part of the valve seat, a sealing member is arranged above the sliding plate and cooperats with the conical cavity of the valve seat for liquid sealing, the sealing member is equipped with a sealing gland bush, the sealing member and the sealing gland bush are socket-jointed on the lower part of the guide rod, the upper part of the guide rod can be slidably socket-jointed in a fixing support, a reset spring is connected between the fixing support and the sealing gland bush, the guide rod is provided ...

Large-sized data centre IT system basic software and firmware platform deep cruising check system

The invention discloses a deep inspection system and a method used on a basic software and hardware platform of a large data center IT system. The invention is characterized in that: the deep inspection system comprises an inspection main control module, an inspection object definition table, an inspection item definition table, an inspection item local personalization definition table, a fault scanning module, a security scanning module, a SOX scanning module, a performance scanning module and a data collection module, a License scanning module, and a distribution/deployment/collection module; during the inspection process, a destination range, an inspection item and an inspection item local of the inspection are respectively customized to ensure the destination range, the inspection item and the inspection item local of the inspection first, through the inspection object definition table, the inspection item definition table and the inspection item local personalization definition table ...

Reciprocating hydraulic diaphragm pump

The invention discloses a reciprocating hydraulic diaphragm pump, which comprises a piston. The piston can be arranged in a piston cylinder in a way of axially sliding back and forth; the piston cylinder is connected with a pump body; front and rear guide holders are arranged in the pump body; guide sleeves capable of moving axially are arranged in both the front and the rear guide holders; offsetting springs are arranged between the guide sleeves and the guide holders; the guide sleeves are provided with grooves; a guide rod is inserted into the front and the rear guide holders; the left endof the guide rod is provided with a guide rod sleeve, while the right end is provided with a stop collar; the stop collar is fixed by a limiting plate which is arranged at the right end of the guide rod; the two ends of the limiting plate are connected with diaphragms; the other ends of the diaphragms are connected with the pump body; the lower part of the pump body is provided with a compensating valve ...

Eddy induction type plumb coordinator

The invention discloses an eddy induction type plumb coordinator, which comprises an inductor fixed on a plumb body. The inductor is a metal pipe; the plumb body is arranged in the inductor and the central line of the plumb body is overlapped with that of the inductor; the two sides in X direction and two sides in Y direction of the inductor are symmetrically provided with a pair of coils respectively; the coils on the two sides in X direction of the inductor are connected with a signal converter in X direction, while the coils on two sides of Y direction are connected to a signal converter in Y direction. The eddy induction type plumb coordinator of the invention has the advantages of ingenious design, small interference between X and Y directions, high measuring precision and relativelystrong resistance to environmental interference; the eddy induction type plumb coordinator is suitable for various severe environments and particularly is capable of reliably monitoring the dam displacement ...

Surface polishing-finishing processing system based on fluid-field restriction type hydraulic grinding-particle flow

Small flow drilling centrifugal pump impeller fabricating process and centrifugal pump impeller thereof

Disclosed is an impeller manufacturing method of a small capacity centrifugal pump. Calculate the area of the impeller flow passage, the size of the impeller outer diameter and the quantity of the impeller blade according to the performance parameter of the centrifugal pump. The invention is characterized in that drill a hole on the semifinished product piece to form flow passages by using the mechanical processing method; the diameter of the flow passage and the quantity of the flow passage are determined by the flow capacity. The invention has the advantages that the mechanical processing method is simple and convenient with low cost; the surface roughness and the precision of the flow passage is high; the insufficiency of small capacity impeller made by welding and casting method is overcame; the invention can ideally meet the technical requirements of the small capacity impeller.

Internal special-purpose stirring segregator of abrasive particle flow circulating system for grinding and polishing

The present invention relates to a built-in type magnetic metallic stirring separator used for particle circulatory system for grinding and polishing, including stirring pail; the stirring oar, which is driven by the motor installed on top of the stirring pail. There is a stuff-inlet on the top of the wall of the said stirring pail, an outflow in the bottom of the said stirring pail. The lumen of the said stirring pail communicates with the said drain. There is a magnet in the inner side of the wall of the said stirring pail, and a reflux mouth in the bottom of the inner wall of the stirring pail. The good effect of the invention is that: (1) the abrading agent can be recycling; (2) the breakage of the processed work piece precision and the damage of the system equipment effected by the metal particles is reduced; (3) the timely pollution discharge and cleaning of the stirring pail is facilitated.

Eddy induction type plumb coordinator

The invention discloses an eddy induction type plumb coordinator, which comprises an inductor fixed on a plumb body. The inductor is a metal pipe; the plumb body is arranged in the inductor and the central line of the plumb body is overlapped with that of the inductor; the two sides in X direction and two sides in Y direction of the inductor are symmetrically provided with a pair of coils respectively; the coils on the two sides in X direction of the inductor are connected with a signal converter in X direction, while the coils on two sides of Y direction are connected to a signal converter in Y direction. The eddy induction type plumb coordinator of the invention has the advantages of ingenious design, small interference between X and Y directions, high measuring precision and relatively strong resistance to environmental interference; the eddy induction type plumb coordinator is suitable for various severe environments and particularly is capable of reliably monitoring the dam displacement ...

External special-purpose stirring segregator of abrasive particle flow circulating system for grinding and polishing

The present invention provides a mill grain flow circulatory system external dedicated mixing separator for grinding and polishing, including a mixing barrel, an agitating vane set in the mixing barrel, the agitating vane is driven by the motor mounted on the top of the mixing barrel, the top of the side wall of the mixing barrel is set with a feed inlet, the lower is set with an outlet, the base wall of the mixing barrel is set with a drain, the inner chamber of the mixing barrel is connected with the drain, the outer wall of the base wall of the mixing barrel is equipped with a permanent magnet, the lower of the side wall of the mixing barrel is set with a reflux inlet, the beneficial effect of the invention is : (1) the grinding aid efficiently cycle use; (2) reducing the harm of the system equipment of the metal grain and damage of the workpiece precision; (3)convenient drain at time and cleaning the mixing barrel.

Innernal special-purpose stirring segregator of abrasive particle flow circulating system for grinding and polishing

The present invention relates to a stirring separator specifically used for particle circulatory system for grinding and polishing, including stirring pail; the stirring oar, which is driven by the motor installed on top of the stirring pail. There is a stuff-inlet on the top of the wall of the said stirring pail, an outflow in the bottom of the said stirring pail. The lumen of the said stirring pail communicates with the said drain. There is a magnet in the inner side of the wall of the said stirring pail, and a reflux mouth in the bottom of the inner wall of the stirring pail. The good effect of the invention is that: (1) the abrading agent can be recycling; (2) the breakage of the processed work piece precision and the damage of the system equipment effected by the metal particles is reduced; (3) the timely pollution discharge and cleaning of the stirring pail is facilitated.

Improved multi-stage centrifugal pump

An improved multi-grade centrifugal pump includes a pump axis, a bearing body part, impellers, an inhalation segment and a disgorge segment. The inhalation segment and the disgorge segment are respectively arranged on the left and the right ends of the pump axis. The bearing body part is installed on the middle position of the pump axis. The impellers are provided at least two. The impellers are respectively installed on the left and the right sides of the pump axis. The impellers which are arranged on the left and the right sides are arranged with the center of the bearing body part. The invention provides the improved multi-grade centrifugal pump which has the advantages of good stability, good reliability and lowered cost.

Reciprocating hydraulic diaphragm pump

The invention discloses a reciprocating hydraulic diaphragm pump, which comprises a piston. The piston can be arranged in a piston cylinder in a way of axially sliding back and forth; the piston cylinder is connected with a pump body; front and rear guide holders are arranged in the pump body; guide sleeves capable of moving axially are arranged in both the front and the rear guide holders; offsetting springs are arranged between the guide sleeves and the guide holders; the guide sleeves are provided with grooves; a guide rod is inserted into the front and the rear guide holders; the left end of the guide rod is provided with a guide rod sleeve, while the right end is provided with a stop collar; the stop collar is fixed by a limiting plate which is arranged at the right end of the guide rod; the two ends of the limiting plate are connected with diaphragms; the other ends of the diaphragms are connected with the pump body; the lower part of the pump body is provided with a compensating ...

Annular U type diaphragm for hydraulic diaphragm pump

The invention relates to a ring-shaped U type diaphragm for a hydraulic diaphragm pump, the side wall of the ring-shaped U type diaphragm surrounds and forms a hollow structure, the middle part of the ring-shaped side wall is concave, the two ends extend outwards and form a horn shape, the outer edge of the horn mouth on one end is liquid-sealedly mounted on the diaphragm cavity wall of the hydraulic diaphragm pump, the outer edge of the horn mouth on the other end is distant from the diaphragm cavity wall, the horn mouth on the other end is equipped with a diaphragm plate liquid-sealedly matched therewith, the diaphragm plate combines with the ring-shaped U type diaphragm to divide the hydraulic diaphragm pump into an oil cavity on the ring-shaped side wall and the inside of the diaphragm plate and a medium cavity on the outside of the ring-shaped side wall and the diaphragm plate. The invention provides a ring-shaped U type diaphragm for a hydraulic diaphragm pump, which has long service ...

Inductive plumb coordinator

The invention discloses an inductive plumb coordinator, which is characterized by comprising an inductor fixed on a plumb body. The inductor has a hollowly cylindrical insular carrier and a magnetic material fixed with the same; the magnetic material is uniformly distributed around the central line of the hollowly cylindrical insular carrier; the inductor is sleeved outside the plumb body; the two sides in X direction and the two sides in Y direction of the inductor are provided with a pair of coils respectively; the coils on the two sides in X direction of the inductor are connected with a signal converter in X direction, while the coils on two sides of Y direction are connected to a signal converter in Y direction. The inductive plumb coordinator of the invention has the advantages of ingenious design, high measuring precision and relatively strong resistance to environmental interference; the inductive plumb coordinator is suitable for various severe environments and particularly is ...

Small flow drilling centrifugal pump impeller fabricating process and centrifugal pump impeller thereof

Novel high-efficient energy-saving pump

The invention discloses a novel high-efficient energy-saving pump, comprising a water sucking chamber, an impeller, a pump body, a pump body seal ring and an impeller seal ring, wherein the water sucking chamber is composed of a straight cone-shaped water sucking chamber and a straight tube section of the outlet end of the straight cone-shaped water sucking chamber; the straight tube section is internally provided with an inclined clapboard. The novel high-efficient energy-saving pump of the invention has the beneficial effects that the circumferential circulation exists in the liquid flow at the outlet of the water sucking chamber, the impact loss of the impeller inlet is reduced, and the pump efficiency is improved; the leakage rate of the gap between a seal ring and a lengthening cut-water is reduced, and the leakage lose is lowered; and the seal ring has good sealing performance and long service life, and is especially suitable for application occasions where conveying medium contains ...