Paper taking mechanism for automatic paper feeding system

Self-adaptive centering and positioning device for coal rock drilling charge sensor and use method of self-adaptive centering and positioning device

The invention discloses a coal rock drilling charge sensor self-adaptive centering and positioning device and a use method, and the device comprises a coal rock charge sensor, a coal rock charge monitor, a cylindrical installation frame and three radial telescoping centering and positioning mechanisms, and the coal rock charge sensor is arranged in the cylindrical installation frame. The three radial telescopic centering positioning mechanisms are uniformly arranged in the circumferential direction of the cylindrical mounting frame; and the coal rock charge monitor is connected with the coal rock charge sensor through a lead. After being used, the positioning plate can be retracted to change the diameter, so that the pressure relief hole can be conveniently withdrawn, and the engineering practical value is remarkable. According to the invention, the coal rock charge sensor can be automatically and centrally arranged in the pressure relief hole without contacting a coal rock mass, and meanwhile ...

Paper taking mechanism for automatic paper feeding system

The present invention relates to a paper-taking mechanism for automatic paper-feding system. Said automatic paper-feeding system possesses system motor capable of rotating along first and second directions. Said paper-taking mechanism comprises first driving device driven by system motor, second driving device which is driven by first driving device and worked when its received external force is greater than threshold value and third driving device which is drived by second driving device and can be switched over with paper-taking position at starting position.

Method for self-adaptively regulating alarm threshold of parameter of digital television system

The invention provides a method for self-adaptively regulating an alarm parameter threshold of a parameter of a digital television system, which is characterized by comprising the following steps of: configuring initial values and extreme values of alarm parameter thresholds of various alarm modes of the parameter in an alarm parameter aggregate, recording each digital television related parameter to be detected in the regulation acquisition adaptive time period of an appointed parameter, determining an alarm mode and an alarm threshold after comparing the current code stream condition of the parameter with the initial values and the extreme values of the alarm parameter thresholds of the various alarm modes of the parameter according to a certain priority sequence, and finally generating an alarm parameter limit value aggregate. Through the method disclosed by the invention, an alarm parameter aggregate of the digital television system with higher accuracy can be configured, the practical ...

Anchor protection device and miner-bolter

The anchor protection device comprises a first telescopic driving part, a first mechanical arm, a second mechanical arm, a bolting machine and a supporting device, and the first telescopic driving part can be arranged on a preset base body and can slide in the first direction relative to the preset base body; the first mechanical arm is arranged on the first telescopic driving part, the second mechanical arm is arranged on the first mechanical arm, and the first mechanical arm and the second mechanical arm are both used for executing swinging actions around a first axis and a second axis; the roof bolter is arranged on the second mechanical arm, and the roof bolter can be driven by the first mechanical arm and/or the second mechanical arm to switch among a topping position, an upper hitting position and a first folding position; according to the folded anchor protection device, firstly, the occupied space can be reduced, and the compactness of the structure of the anchor protection device ...

Food container

Compound high temperature resistant cold insulation vacuum insulation panels

The utility model discloses a compound high temperature resistant cold insulation vacuum insulation panels, coefficient of heat conductivity are 0.003-0.006Wm K, its characterized in that compound high temperature resistant cold insulation vacuum insulation panels form by two -layer core, trilamellar membrane material complex, upper upper surface towards high temperature environment, the temperature of bearing is not higher than 600 DEG C, lower floor's lower surface towards low temperature environment, the temperature of bearing is not less than - 100 DEG C. The utility model discloses the beneficial effect who has is: 1. Can bear high low temperature environment simultaneously, improve more than 400 DEG C than current vacuum insulation panels temperature resistant, 2. Can reduce by 500 DEG C of high temperature environment to 100 DEG C below zero through this panel, the layering in installation, dismantlement, use, does not take place, does not come unstuck, damage such as oxidation for ...

Double-arm large-angle airborne water exploration drilling machine

The invention relates to the technical field of drilling machines, in particular to a double-arm large-angle airborne water exploration drilling machine. The airborne water exploration drilling machine comprises a sliding mechanism, at least two assembly drilling machines and a supporting mechanism, the supporting mechanism is connected with the sliding mechanism in a sliding mode, the at least two assembly drilling machines are arranged on the supporting mechanism, and the assembly drilling machines can transversely rotate and longitudinally rotate relative to the plane where the supporting mechanism is located. According to the invention, at least two assembling drilling machines are adopted, so that the operation efficiency of the airborne water exploring drilling machine is greatly improved.

Method for self-adaptively regulating alarm threshold of parameter of digital television system

Drilling, grouting and anchoring integrated anchor rod and construction process thereof

The drilling, injecting and anchoring integrated anchor rod comprises an anchor rod body, a self-locking nut, a base plate and a fastening nut, the anchor rod body comprises a pre-tightening section, a middle section and an anchoring section which are sequentially connected, and the pre-tightening section, the middle section and the anchoring section are each of a hollow structure with the two ends open. An external thread is arranged on the pre-tightening section, a wave-shaped thread structure is rolled on the anchoring section, and the spiral line direction of the wave-shaped thread structure is opposite to the spiral line direction of the external thread. The first end of the anchoring section is connected with the middle section, and a drilling piece is arranged at the end of the second end of the anchoring section. The self-locking nut is in threaded connection with the pre-tightening section, the pre-tightening section is sleeved with the base plate in a sliding mode, the fastening ...

Composite high-temperature-resistant cold-insulation vacuum thermal-insulation plate

The invention discloses a composite high-temperature-resistant cold-insulation vacuum thermal-insulation plate. The heat conductivity coefficient of the composite plate is 0.003-0.006 W/m.K. The composite high-temperature -resistant cold-insulation vacuum thermal-insulation plate is characterized by being formed by compounding two layers of core materials and three layers of membrane materials; the upper surface of the upper layer faces to a high-temperature environment; the bearing temperature of the upper surface is not more than 600 DEG C; the lower surface of the lower layer faces to a low-temperature environment; the bearing temperature of the lower surface is not less than 100 DEG C below zero. The composite high-temperature-resistant cold-insulation vacuum thermal-insulation plate has the beneficial effects that (1) the composite plate can bear both the high-temperature environment and the low-temperature environment; the temperature resistance of the composite plate is improved ...

Intelligent sorting method and system applying big data analysis

The invention discloses an intelligent sorting method and system applying big data analysis, and the method comprises the steps: S1, collecting information data of to-be-sorted articles through a sensor and scanner equipment, and carrying out the preprocessing of the collected information data; s2, performing feature extraction on the preprocessed data by adopting a convolutional neural network algorithm model; s3, determining an optimal sorting path through an ant colony algorithm, and training and optimizing a convolutional neural network algorithm model; s4, articles to be sorted enter a sorting area through a conveyor belt mode, the system classifies and positions the features of the articles according to the trained and optimized convolutional neural network algorithm model, and a mechanical arm and conveyor belt equipment are controlled to carry out accurate sorting operation; and S5, ending. According to the method, path exploration and selection are carried out by utilizing random ...

Onboard drilling machine and tunneling equipment

The invention relates to an airborne drilling machine and tunneling equipment. The airborne drilling machine comprises a supporting device; the stress relieving device can relieve ground stress of rock walls on the left side and the right side in the roadway at the same time, and the stress relieving device is connected to the supporting device, can slide in the left-right direction and can stay at any position in the moving stroke; the swing driving device is used for driving the stress relieving device to swing up and down and can stay at any angle in the swing stroke; the swing driving device is connected to the supporting device and the stress relieving device. Through the stress relieving device, ground stress relieving can be conducted on rock walls on the left side and the right side in a roadway at the same time, and the working efficiency is improved.

Tunneling and anchoring all-in-one machine and using method

The invention relates to a digging and anchoring all-in-one machine and a using method. The digging and anchoring all-in-one machine comprises a chassis, a cutting device installed at the front end of the chassis, a supporting device, a loading device, a transporting device installed on the chassis and a rear supporting device installed at the rear end of the chassis. The cutting device is used for tunneling, can move in the front-back direction, can stay at any position in the moving stroke, can swing up and down and can stay at any angle in the swing stroke. The supporting device is used for supporting the anchor rod and located on the rear side of the cutting device. The loading device is used for collecting materials tunneled by the cutting device; the transporting device can receive and transport the materials collected by the loading device, and the output end of the transporting device is arranged at the rear end of the chassis; the rear supporting device is used for bearing acting ...

Food container

Microseismic data self-adaptive acquisition rate-oriented GPS timestamp modulation and analysis method

The invention discloses a microseismic data self-adaptive acquisition rate-oriented GPS timestamp modulation and analysis method, and belongs to the field of microseismic data processing. According to the invention, two problems of time calibration and data separation are combined, and GPS time calibration data are synchronously modulated into an acquisition signal. Due to the fact that the collected signals contain the timing information, any segment of flow is valid data, context correlation information such as file start does not need to be considered, when the time of each segment of data is obtained, the pulse corresponding to the data is found, and the timestamp contained in the data is solved in a decoding mode. According to the technical scheme, the GPS timestamp modulation and analysis method oriented to the microseismic data self-adaptive acquisition rate is high in efficiency and low in error, and enables a synchronization mechanism of time of multiple stations to be more reasonable ...

Mining high-performance non-metal composite anchor rod and preparation method thereof

The invention relates to the technical field of materials, in particular to a mining high-performance nonmetal composite anchor rod and a preparation method thereof. According to the method, basalt fibers serve as a reinforced fiber material, epoxy resin serves as a base material, some inorganic particles are pre-adhered to the surface of the reinforced fiber material, then impregnation and curing are conducted, and the FRP anchor rod is manufactured through a pulling and winding method forming process. The process is simple, the technical purpose can be achieved only by simply transforming an existing process, and the method is suitable for continuous production. Some inorganic particles are adhered to the surface of the basalt fiber yarn in advance, the surface roughness of the basalt fiber yarn is effectively improved, the surface potential is increased, the bonding force between the basalt fiber yarn and an epoxy resin interface is greatly enhanced, the anchor rod is not prone to sliding ...

Tunneling system

The invention relates to a tunneling system which comprises a tunneling and anchoring all-in-one machine, a belt type reversed loader, a self-moving machine tail and a power source integration device. One end of the belt type reversed loader is detachably connected with the digging and anchoring all-in-one machine, and the other end of the belt type reversed loader is detachably connected with the power source integration device; the power source integration device can provide working power for the digging and anchoring all-in-one machine; the self-moving machine tail can move relative to the ground in the tunneling direction of the tunneling and anchoring all-in-one machine. The belt type reversed loader and the power source integration device are movably connected to the upper portion of the self-moving machine tail, and the belt type reversed loader and the power source integration device can move relative to the self-moving machine tail at the same time under driving of working power ...

Tunneling and anchoring all-in-one machine

The invention relates to the technical field of digging and anchoring machines, in particular to a digging and anchoring all-in-one machine. The invention provides a digging and anchoring all-in-one machine. The digging and anchoring all-in-one machine comprises an electrical side platform, an air duct supporting frame, a chassis, a dust removal system and a detection system. The detection system is arranged in the middle of the chassis and is in sliding connection with the chassis, the dust removal system is arranged above the chassis and is detachably fixed to the upper ends of the electrical side platform and the air duct supporting frame, and the electrical side platform and the air duct supporting frame are detachably fixed to the chassis. According to the digging and anchoring all-in-one machine, the detection system is arranged in a forward mode and the dust removal system is arranged in an offset mode, the detection system is arranged in a forward mode to compress unused spaces ...

Information delivery conversion attribution method and device, electronic equipment and storage medium

The embodiment of the invention provides an attribution method and device for information delivery conversion, electronic equipment and a storage medium, and the method comprises the steps: receiving delivery behavior data reported by a delivery channel of an information delivery party in real time, and delivery conversion data reported by the information delivery party; determining conversion effective behavior data from the delivery behavior data based on a preset delivery conversion rule; performing polling according to a preset polling step length to obtain a first physical device number of the first execution terminal generating the putting conversion data; and based on the converted effective behavior data, putting the converted data and the first physical device number for real-time attribution. According to the method and the device, the condition that the physical equipment number cannot be obtained at the first time due to user authorization or time sequence reasons can be solved ...

Airborne detection drilling machine and tunneling equipment

The invention relates to an airborne detection drilling machine and tunneling equipment. The airborne detection drilling machine comprises a supporting device; the detection device is used for detection and is hinged to the supporting device; the rotary driving device is used for driving the detection device to rotate in the horizontal direction; the swing driving device is used for driving the detection device to swing up and down; the rotation driving device and the swing driving device are hinged to the side portion of the supporting device. The swing driving device and the swing driving device are arranged on the side portion of the supporting device, so that the height of the airborne detection drilling machine can be reduced, and the airborne detection drilling machine can move in a narrow coal roadway; meanwhile, through the rotation driving device and the swing driving device, the detection drilling machine can swing up and down in the coal roadway and rotate in the vertical direction ...