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34results about How to "Strong explosion-proof" patented technology

Self-moving type water jet drilling machine

The invention belongs to drilling machine equipment and particularly relates to a self-moving type water jet drilling machine. The self-moving type water jet drilling machine is composed of a walking device, a lifting device, a feeding device, an inclination adjusting oil cylinder, a stabilizing oil cylinder, a water jet drilling device, a control rod, a rear supporting oil cylinder and a rear supporting seat. The drilling machine is capable of achieving crawler belt self-walking, stable in walking, high in climbing ability, capable of turning in situ and flexible; the water jet drilling technology is adopted, and a drill bit is small in size, small in recoil and vibration and convenient to operate; dust and heat emitting are avoided, and the fireproof, anti-explosion and chemical reaction resisting capability is high; meanwhile, the dust fall effect of water can be used for remarkably reducing dust on a working surface, and the field construction condition is improved; the service life of related matching machines can be prolonged with the cooling effect of water; the drilling depth, height and perpendicularity are all adjustable, and the drilling machine is especially suitable for drilling coal mine underground gas extracting and exhausting holes, advanced detection holes, fluid injection fire-fighting holes, coal bed water injection holes, outburst prevention pressure releasing holes and geological exploring holes and other engineering hole construction.
Owner:宿州学院

Filter bag for filtering and recovering nonferrous metal dust and preparation method thereof

ActiveCN108071020AHD Gray EffectivenessPrevent resorptionDispersed particle filtrationMembrane filtersEmulsionNonferrous metal
The invention discloses a filter bag for filtering and recovering nonferrous metal dust and a preparation method thereof. The filter bag comprises the following components in percentage by weight: 85-95% of a micro-porous composite filter material and 5-15% of an adsorption layer supported onto the micro-porous composite filter material, wherein the adsorption layer is a mixture obtained by blending magnetic nanocrystalline iron oxide, a polytetrafluoroethylene dispersion emulsion and a dispersing agent emulsion and performing curing treatment; the mixture comprises the following components inpercentage by weight: 3-25% of the magnetic nanocrystalline iron oxide, 55-70% of the polytetrafluoroethylene and the balance of a cured dispersing agent emulsion. The filter bag prepared by the invention has high adsorption capacity on the metal dust, the formation time of a pressed powder layer is effectively shortened, and the nonferrous metal recovery rate and ash removal effectiveness are improved. The filter bag disclosed by the invention is high in filtering precision, the conductivity is obviously improved, and excellent antistatic and explosion-proof properties are obtained.
Owner:ANHUI YUANCHEN ENVIRONMENTAL PROTECTION SCI & TECH

Integrated firecracker

The invention belongs to the technical field of firecrackers and provides an integrated firecracker in order to solve the problems that a current integrated safe and environment-friendly firecracker is low in repeated utilization rate and safety coefficient and the like. An integrated firecracker monomer comprises a tube body and a lead; a partition forming an integrated structure with the tube body is arranged in tube body made from tough plastic, and divides the interior of the tube body into an upper cavity and a lower cavity; explosives are arranged in the upper cavity, and a solid lead structure is arranged in the lower cavity; the partition is provided with a lead hole; the lead is led out of the tube body through the lead hoe and the solid lead structure from the explosives; and the end portion of the upper cavity is provided with a sealing layer. The integrated firecracker is made from the tough plastic, the tube body is not damaged after the integrated firecracker is set off, and the firecracker can be repeatedly utilized after being set off. The integrated firecracker is simple in structure and integrally formed, an injection mold of the integrated firecracker is simple in structure, the making process is simplified, and the production cost is also greatly reduced. Safety is greatly improved, and casualties are not prone to be caused.
Owner:浏阳市弘龙科技发展有限公司

Lithium ion battery, and aluminum-plastic film

The invention discloses a lithium ion battery, and an aluminum-plastic film. The aluminum-plastic film comprises a protective layer, a first bonding layer, a high temperature resistant layer, a secondbonding layer, an aluminium foil layer, a third bonding layer, and a heat sealing layer; the first bonding layer is arranged between the protective layer and the high temperature resistant layer; thesecond bonding layer is arranged between the high temperature resistant layer and the aluminium foil layer; the third bonding layer is arranged between the aluminium foil layer and the heat sealing layer. Compared with the prior art, the advantages of the aluminum-plastic film are that: electrolyte corrosion resistance, water resistance, oxygen insulation performance, high temperature resistance,explosion-proof performance, and high packaging adhesive force are achieved, large scale popularization and applications in the field of flexible package lithium ion battery can be realized, the obtained lithium ion batteries are excellent in heat resistance, high in safety performance, and long in service life.
Owner:CONTEMPORARY AMPEREX TECH CO

Thermal-state repair spray coating and preparation method thereof

The invention belongs to the technical field of spray coating, and particularly relates to thermal-state repair spray coating for quickly repairing a working lining in a thermal state and a preparation method of the thermal-state repair spray coating. The thermal-state repair spray coating is prepared from the following components in percentage by weight: 70-76% of brown aluminium oxide, 4.5-5.5%of Guangxi white mud, 4.5-5.5% of pure calcium aluminate 70 cement, 1.5-2.5% of boric acid, 4.5-5.5% of silicon metal, 1.5-2.5% of aluminum metal and 7-9% of silicon carbide. According to the thermal-state repair spray coating, in the thermal state, the conditions of severe local erosion, peeling or local damage occurring in the use process of the working lining are quickly repaired, a prepared finished product is good in bonding, high in strength and long in service life.
Owner:河南恒耐尔耐火材料有限公司

Novel pen container

The invention provides a novel pen container, and relates to the field of stationery. The novel pen container comprises a pen container body and a screw; the pen container body is of a tubular structure; a notch is formed in the side wall of the pen container body; external threads are arranged on the screw; a chassis, a fixing disc and a gear are sequentially arranged in the pen container body from top to bottom; the fixing disc is disc-shaped; a screw hole is formed in the center of the fixing disc; internal threads are arranged on the inner side wall of the screw hole; one end of the screw is connected to the gear; the other end of the screw penetrates through the screw hole to be connected to the center of the chassis; a driving device is arranged in the pen container body and comprises a motor, a master gear and a chain; the motor is arranged at the bottom surface in the pen container body; the master gear is arranged on an output shaft of the motor; the gear is connected to the master gear through the chain; a pressure sensor is arranged on the top surface of the fixing disc; and a pressure displayer is arranged on the outer side wall of the pen container body and is electrically connected to the pressure displayer. The novel pen container has the advantages that a user can rapidly and conveniently fetch required shorter pens, and disassembly and assembly are convenient.
Owner:合肥展游软件开发有限公司

Air monitoring system for improving live pig raising quality

The invention discloses an air monitoring system for improving the live pig raising quality. The air monitoring system comprises a gas sensor, a ventilation fan and a controller, the gas sensor is mounted in a pig house, the ventilation fan is mounted on the sidewall of the pig house, the gas sensor and the ventilation fan are respectively electrically connected with the controller, the gas sensorcomprises a shell internally having a cavity, an air inlet nozzle and an air outlet nozzle which are in threaded connection with the shell are arranged at one end of the shell, a waterproof joint inthreaded connection with the shell is arranged at the other end of the shell, an explosion-proof filter, a gas detection element and a circuit board are sequentially arranged in the shell from the airinlet nozzle end to the waterproof joint end, an air guiding channel is arranged between the air inlet nozzle and the explosion-proof filter, and one end, close to the air inlet nozzle, of the air guiding channel is in threaded connection with the shell. The air monitoring system with the above structure has the advantages of high monitoring precision, fast response speed, high sensitivity and strong explosion-proof performance.
Owner:重庆永安畜牧开发有限公司

Anti-explosion cable structure

The invention discloses an anti-explosion cable structure which comprises a cable conductor core. A mica fireproof layer is arranged outside the cable conductor core, a waterproof layer is arranged outside the mica fireproof layer, a first anti-explosion layer is arranged outside the waterproof layer, an anti-flaming layer is arranged outside the first anti-explosion layer, a second anti-explosion layer is arranged outside the anti-flaming layer, and an outer protective sleeve layer is arranged outside the second anti-explosion layer. In this way, the anti-explosion cable structure is simple and reasonable in structure, has the good fireproof and waterproof performance, and is good in anti-explosion performance.
Owner:WUXI GREAT TECH

Industrial explosion-proof human-computer interface

The invention discloses an industrial explosion-proof human-computer interface, which comprises an explosion-proof upper cover and an explosion-proof tank. The explosion-proof upper cover comprises anexplosion-proof upper shell, a capacitive touch screen, explosion-proof tempered glass, a display screen pressing frame, and a display screen. The explosion-proof tank comprises an explosion-proof lower shell, a Zener safety barrier, a computer main board, a display screen backlight panel, a touch screen controller, and an explosion-proof cable gland. The industrial explosion-proof human-computerinterface is compact in structure, excellent in explosion-proof performance, convenient to mount and operate, and small in size, can be arranged on the production site with an explosion-proof requirement, can perform data monitoring and equipment control on the site, and can accurately and immediately control various parameters in conjunction with intuitive observation of site equipment. When theproduction is abnormal, an operator can arrive at the site immediately and perform site disposal within prime time, thereby improving the dealing efficiency.
Owner:武汉凯博珐生化智能科技有限公司

Efficient electromechanical rotor pump

The present invention is improved rotor pump with optimized structure, integral electromechanical running mode, raised work performance and lowered production cost. The present invention has water pump casing assembly, stator assembly, rotor assembly, movable magnetic partition assembly, bearing assembly, water outlet pipe and water inlet pipe integrated inside one device.
Owner:HEBEI AGRICULTURAL UNIV.

Fire control emergency indicator

The invention relates to a fire control emergency indicator which comprises a stainless steel plastic spraying frame, a side light incidence type LED backlight source, a nickel-cadmium rechargeable battery, a transparent flame-resisting glass fiber reinforced plastic mirror surface, an anti-explosion audible and visual alarm and a control circuit board. A transparent flame-resisting glass fiber reinforced plastic mirror surface fixing clamping groove is formed in the stainless steel plastic spraying frame, and the transparent flame-resisting glass fiber reinforced plastic mirror surface is fixedly mounted in the fixing clamping groove. The nickel-cadmium rechargeable battery, the control circuit board and the anti-explosion audible and visual alarm are all arranged in an inner cavity of the stainless steel plastic spraying frame. The side light incidence type LED backlight source comprises an LED module and a light guide plate assembly. The light guide plate assembly is inserted into the transparent flame-resisting glass fiber reinforced plastic mirror surface in a parallel manner. The LED module is arranged on the light incidence side of the light guide plate assembly. The side light incidence type LED backlight source, the anti-explosion audible and visual alarm and the nickel-cadmium rechargeable battery are all electrically connected with the control circuit board. Indicating characters and patterns are etched on the transparent flame-resisting glass fiber reinforced plastic mirror surface. The fire control emergency indicator is convenient to mount and use, achieves energy saving and emission reducing and has a good fire control emergency indicating effect.
Owner:南京妙策传媒有限公司

Stainless steel explosion-proof operation column

The invention discloses a stainless steel explosion-proof operation column. The stainless steel explosion-proof operation column comprises a base, a lifting bar, an explosion-proof box body, a box cover, a control switch, an alarm, and an indicating lamp, the vertical lifting bar is arranged on the base, the top of the lifting bar is provided with the explosion-proof box body, the box cover is arranged on the explosion-proof box body, the control switch is arranged in the explosion-proof box body, the alarm is arranged in the explosion-proof box body, the alarm is provided with the indicating lamp, the operation column also comprises explosion-proof adhesive tapes, and the explosion-proof adhesive tapes are arranged at the inner side of the box cover. The lifting bar is arranged on the base so that the height of the explosion-proof box body is adjustable, and the operation is facilitated; the alarm and the indicating lamp are arranged in the explosion-proof box body so that alarm can be given when the explosion-proof box body has faults; and the explosion-proof adhesive tapes arranged at the inner side of the box cover can have an explosion-proof sealing effect. According to the operation column, the structure is simple, the usage is convenient, the security is high, the explosion-proof performance is great, and the operation is stable.
Owner:TIANJIN BSTEX EXPLOSION PROOF ELECTRICAL APPLIANCE

Anti-theft lock and key for same

InactiveCN102926589AStrong anti-strong twist to unlockStrong anti-electric drillKeysCylinder locksClutchAnti theft
The invention discloses an anti-theft lock, comprising a marble arranged in a lock cylinder, and a marble return spring, and further comprising a side locking mechanism, wherein the side locking mechanism is a clutch; the clutch comprises a clutch block and a clutch block return spring, the clutch block is arranged on a lock cylinder wall which is located at the outer side of the marble, and the inner end of the clutch block is a V-shaped projected end; the marble is provided with a V-shaped groove; and the V-shaped projected end at the inner end of the clutch block is adapted to the V-shaped groove of the marble, the outer end of the clutch block can penetrate out of the lock cylinder wall and be inserted into the locking blind groove or the locking through hole of a lock body, and the clutch block return spring is located at the outer end of the clutch block and fixed on the lock cylinder via a press sheet. The invention further discloses a key matched with the anti-theft lock. The clutch block in the anti-theft lock disclosed by the invention has a strong effect of preventing strong-twisting unlocking; and the anti-theft lock is further provided with a heaven-and-earth bead and a gatekeeper bead, thus having a stronger capacity of preventing electric drills, preventing glue water blockage and blasting force, and particularly preventing technical unlocking. The anti-theft lock has the advantages of being low in mutual opening rate and high in safety.
Owner:唐君荣

A filter bag for filtering and recovering non-ferrous metal dust and its preparation method

ActiveCN108071020BHD Gray EffectivenessPrevent resorptionDispersed particle filtrationMembrane filtersEmulsionPhysical chemistry
The invention discloses a filter bag for filtering and recovering non-ferrous metal dust and a preparation method thereof. The filter bag contains 85% to 95% by weight of microporous composite filter material and the weight loaded on the microporous composite filter material. The adsorption layer with a percentage of 5%-15%, the adsorption layer is a mixture obtained by blending magnetic nano iron oxide, polytetrafluoroethylene dispersion emulsion and dispersant emulsion after curing treatment, and the weight percentage of magnetic nano iron oxide in the mixture is 3%-25%, the weight percentage of polytetrafluoroethylene is 55%-70%, and the balance is the cured product of the dispersant emulsion. The filter bag prepared by the invention has stronger adsorption force for metal dust, effectively shortens the formation time of the powder cake layer, and improves the recovery rate of non-ferrous metals and the effectiveness of cleaning dust; the filter bag of the invention has higher filtration precision and electrical conductivity. It will be significantly improved to obtain excellent anti-static and explosion-proof capabilities.
Owner:ANHUI YUANCHEN ENVIRONMENTAL PROTECTION SCI & TECH

Mine water-blocking type explosion-proof signal cable

The invention discloses a mine water-blocking type explosion-proof signal cable, comprising a main body, a fastener, a first inorganic insulating tape, communication lines and isolation belts, whereinthe communication lines are arranged in the inner cavity of the main body, three communication lines are arranged in total, the communication lines are separated by the isolation belts, the ends, closed to each other, of the isolation belts are welded, and the first inorganic insulating tape fills a gap between the communication lines and the isolation belt. The mine water-blocking type explosion-proof signal cable is reasonable in structure, good in flame retardant property, strong in explosion-proof performance, good in anti-interference performance, good in mechanical properties, low in cost, safe in operation and very convenient in use, and performance of the cable is improved; and the mine water-blocking type explosion-proof signal cable has excellent water-blocking and moisture-proof functions, product performance completely meets operating requirements of a humid environment, and the practical application need can be well met.
Owner:SHANDONG QUANXING YINQIAO OPTICAL & ELECTRIC CABLE SCI & TECH DEV

Anti-explosion device for lithium battery pack

The invention discloses an anti-explosion device for a lithium battery pack; after the lithium battery pack is wrapped with an insulating layer before it is placed in the anti-explosion device; the anti-explosion device comprises a metal box in which the lithium battery pack is placed, and metal anti-explosion plates mounted at two ends of the metal box; the inner wall of the metal box is provided with a plurality of screw grooves, the edge of each metal anti-explosion plate is provided with lock strips fitting the screw grooves, the lock strips are inserted into the screw grooves so that after being inserted into the metal box, the metal ant-explosion plates are fixed in the screw grooves via screws, and the screws limit and immobilize the metal anti-explosion plates to prevent them from dropping; the metal anti-explosion plates are provided with gaps; the anti-explosion device also comprises a plastic cover that covers outside the metal ant-explosion plates in bonded manner and that covers the connections of the metal box with the metal anti-explosion plates; the plastic cover is provided with second wire holes corresponding to the gaps; the metal box is of integrated structure.
Owner:广东索伦光电股份有限公司

Explosion-proof easy heat radiation type three-phase asynchronous motor

The invention discloses an explosion-proof easy heat radiation type three-phase asynchronous motor comprising a stator, a rotor, a rotating shaft, a motor shell, a front end cap and a rear end cap. The explosion-proof easy heat radiation type three-phase asynchronous motor is characterized in that the motor shell is externally provided with a junction box, the junction box is provided with three explosion-proof connectors for connection of cables, each explosion-proof connector comprises a connector shell and a compressing nut used for compressing the cable, a sealing ring is arranged betweenthe connector shell and the compressing nut and an O-shaped ring is arranged between the connector shell and the junction box; and the two ends of the rotating shaft are an installing end and a fan connecting end respectively, the axis position of the rotating shaft is provided with an exhaust pipeline hole, the right port of the exhaust pipeline hole is exposed out of the fan connecting end, theposition, which is close to the installing end, of the rotating shaft is provided with an air inlet channel communicated with the left port of the exhaust pipeline hole, and the rotating shaft is provided with an air inducing device corresponding to the channel port of the air inlet channel. The explosion-proof easy heat radiation type three-phase asynchronous motor has the characteristics of highexplosion-proof performance and great heat radiation performance and performing heat radiation from the inside directly without damaging the sealing performance of the motor.
Owner:方大电机股份有限公司

Electromechanical integrated reverse osmosis water purifier

An electromechanical integrated reverse osmosis water purifier disclosed by the present invention belongs to the field of energy conservation and environmental protection engineering. The electromechanical integrated reverse osmosis water purifier is characterized in that the water purifier comprises an electromagnetic power system and a reverse osmosis water purification system; the electromagnetic power system mainly comprises a cylinder body, a left stator, a right stator, a plunger with a same magnetic polarity on both sides, a left water pressure change chamber, a right water pressure change chamber, a frequency converter and an energy absorption and storage device; the reverse osmosis water purification system mainly comprises a reverse osmosis membrane module, a module housing, a left pressure stabilizing chamber and a right pressure stabilizing chamber; and a water outlet pipe of the left water pressure change chamber communicates with a water inlet pipe of the left pressure stabilizing chamber through a pipeline, and a water inlet pipe of the right water pressure change chamber communicates with a water outlet pipe of the right pressure stabilizing chamber through a pipeline. According to the water purifier disclosed by the invention, the electromagnetic power system is set up to make a mechanical device and an electrical device into one device, thereby radically changing the conventional operational mode. Compared with existing domestic and foreign reverse osmosis water purification technologies, the electromechanical integrated reverse osmosis water purifier disclosed by the invention reduces material consumption and the area occupied by installation and use, is increased in efficiency, and lowers the production cost and operating cost.
Owner:WEIFANG BUSINESS VOCATIONAL COLLEGE

an integrated firecracker

The invention belongs to the technical field of firecrackers and provides an integrated firecracker in order to solve the problems that a current integrated safe and environment-friendly firecracker is low in repeated utilization rate and safety coefficient and the like. An integrated firecracker monomer comprises a tube body and a lead; a partition forming an integrated structure with the tube body is arranged in tube body made from tough plastic, and divides the interior of the tube body into an upper cavity and a lower cavity; explosives are arranged in the upper cavity, and a solid lead structure is arranged in the lower cavity; the partition is provided with a lead hole; the lead is led out of the tube body through the lead hoe and the solid lead structure from the explosives; and the end portion of the upper cavity is provided with a sealing layer. The integrated firecracker is made from the tough plastic, the tube body is not damaged after the integrated firecracker is set off, and the firecracker can be repeatedly utilized after being set off. The integrated firecracker is simple in structure and integrally formed, an injection mold of the integrated firecracker is simple in structure, the making process is simplified, and the production cost is also greatly reduced. Safety is greatly improved, and casualties are not prone to be caused.
Owner:浏阳市弘龙科技发展有限公司

Mechatronic Membrane Bioreactor

The invention relates to an electromechanical integral membrane bioreactor, and belongs to the field of energy saving and environmental protection engineering. The electromechanical integral membrane bioreactor is characterized in that the electromechanical integral membrane bioreactor is provided with an electromagnetic power system, a bioreaction system and a membrane sewage cleaning and separation system, through a pipeline, a water pressure chamber water outlet pipe of the electromagnetic power system is communicated with a pressure change stable chamber of the membrane sewage cleaning and separation system, the water pressure chamber water outlet pipe is communicated with a reaction chamber of the bioreaction system, and a gas pressure chamber gas outlet pipe of the electromagnetic power system is communicated with a gas distribution pipe of the bioreaction system. The electromagnetic power system can be used for directly converting electrical energy into mechanical energy, the mechanical energy can be used for direct biological aeration and membrane sewage cleaning and separation, the whole device structure, process procedures and other aspects of the membrane bioreactor are simplified innovated, and the production cost and operation cost are reduced.
Owner:WEIFANG BUSINESS VOCATIONAL COLLEGE

Gas sensor and method for detecting methane gas concentration in septic tank using same

The invention discloses a gas sensor and a method for detecting the concentration of methane gas in a septic tank by using the gas sensor. The gas sensor comprises a shell in which a cavity is arranged, wherein one end of the shell is provided with a suction nozzle and an exhausting nozzle both of which are in threaded connection with the shell; the other end of the shell is provided with water joints which are in threaded connection with the shell; an anti-explosion filtering washer, a gas detection element and a circuit board are sequentially arranged inside the shell from one end of the suction nozzle to one end of each water joint; a gas guide passageway is arranged between the suction nozzle and the anti-explosion filtering washer; one end, close to the suction nozzle, of the gas guide passageway is in threaded connection with the shell. The sensor has the advantages that the anti-explosion performance is strong, in particular, the response speed is quickened by diminishing T90. The invention further discloses a method for detecting the concentration of methane gas in the septic tank by using the gas sensor, and the method is high in the response speed.
Owner:CHONGQING LANTU INFORMATION IND

Explosion-proof agent for methanol fuel and preparation method thereof

The invention discloses an explosion-proof agent for methanol fuel and a preparation method thereof. The explosion-proof agent for methanol fuel is prepared from the following raw materials by weight:2-8.5 parts of glyceryl stearate, 1-25 parts of dimethyl carbonate, 1.5-6.8 parts of N-methylaniline, 2-8.5 parts of 2, 6-di-tert-butyl-p-cresol, 8-25 parts of ethyl tert-butyl ether, 0.2-3.6 parts of modified kaolin, 0.2-0.8 part of polyethylene wax and 0.5-1.8 parts of isobutanol. The prepared explosion-proof agent for methanol fuel is compounded by adopting different high-octane-number substances, a good synergistic effect is formed among the raw materials, the explosion-proof performance is high, the preparation method is simple, the preparation process is easy to operate, the economic benefit is high, and the explosion-proof agent is suitable for large-scale production and processing.
Owner:保蓝行福建环保技术研究院有限责任公司

Lithium-ion battery and aluminum-plastic film

The invention discloses a lithium ion battery and an aluminum-plastic film, wherein the aluminum-plastic film includes a protective layer, a first adhesive layer, a high temperature resistant layer, a second adhesive layer, an aluminum foil layer, a third adhesive layer and a thermal Sealing layer, the first bonding layer is between the protective layer and the high temperature resistant layer, the second bonding layer is between the high temperature resistant layer and the aluminum foil layer, and the third bonding layer is between the aluminum foil layer and the heat sealing layer . Compared with the prior art, the aluminum-plastic film of the present invention has the advantages of electrolyte corrosion resistance, waterproof, oxygen insulation, high temperature resistance, explosion-proof and strong packaging adhesion, and can be widely used in flexible packaging lithium-ion batteries. The obtained lithium-ion batteries Strong heat resistance, high safety performance and long service life.
Owner:CONTEMPORARY AMPEREX TECH CO

Anti-theft lock and key for same

InactiveCN102926589BVarious combinationsStrong anti-electric drillKeysCylinder locksLocking mechanismEngineering
The invention discloses an anti-theft lock, comprising a marble arranged in a lock cylinder, and a marble return spring, and further comprising a side locking mechanism, wherein the side locking mechanism is a clutch; the clutch comprises a clutch block and a clutch block return spring, the clutch block is arranged on a lock cylinder wall which is located at the outer side of the marble, and the inner end of the clutch block is a V-shaped projected end; the marble is provided with a V-shaped groove; and the V-shaped projected end at the inner end of the clutch block is adapted to the V-shaped groove of the marble, the outer end of the clutch block can penetrate out of the lock cylinder wall and be inserted into the locking blind groove or the locking through hole of a lock body, and the clutch block return spring is located at the outer end of the clutch block and fixed on the lock cylinder via a press sheet. The invention further discloses a key matched with the anti-theft lock. The clutch block in the anti-theft lock disclosed by the invention has a strong effect of preventing strong-twisting unlocking; and the anti-theft lock is further provided with a heaven-and-earth bead and a gatekeeper bead, thus having a stronger capacity of preventing electric drills, preventing glue water blockage and blasting force, and particularly preventing technical unlocking. The anti-theft lock has the advantages of being low in mutual opening rate and high in safety.
Owner:唐君荣

Efficient electromechanical rotor pump

The present invention is improved rotor pump with optimized structure, integral electromechanical running mode, raised work performance and lowered production cost. The present invention has water pump casing assembly, stator assembly, rotor assembly, movable magnetic partition assembly, bearing assembly, water outlet pipe and water inlet pipe integrated inside one device.
Owner:HEBEI AGRICULTURAL UNIV.

Electromechanical integral membrane bioreactor

The invention relates to an electromechanical integral membrane bioreactor, and belongs to the field of energy saving and environmental protection engineering. The electromechanical integral membrane bioreactor is characterized in that the electromechanical integral membrane bioreactor is provided with an electromagnetic power system, a bioreaction system and a membrane sewage cleaning and separation system, through a pipeline, a water pressure chamber water outlet pipe of the electromagnetic power system is communicated with a pressure change stable chamber of the membrane sewage cleaning and separation system, the water pressure chamber water outlet pipe is communicated with a reaction chamber of the bioreaction system, and a gas pressure chamber gas outlet pipe of the electromagnetic power system is communicated with a gas distribution pipe of the bioreaction system. The electromagnetic power system can be used for directly converting electrical energy into mechanical energy, the mechanical energy can be used for direct biological aeration and membrane sewage cleaning and separation, the whole device structure, process procedures and other aspects of the membrane bioreactor are simplified innovated, and the production cost and operation cost are reduced.
Owner:WEIFANG BUSINESS VOCATIONAL COLLEGE

Electromechanical integrated reverse osmosis water purifier

An electromechanical integrated reverse osmosis water purifier disclosed by the present invention belongs to the field of energy conservation and environmental protection engineering. The electromechanical integrated reverse osmosis water purifier is characterized in that the water purifier comprises an electromagnetic power system and a reverse osmosis water purification system; the electromagnetic power system mainly comprises a cylinder body, a left stator, a right stator, a plunger with a same magnetic polarity on both sides, a left water pressure change chamber, a right water pressure change chamber, a frequency converter and an energy absorption and storage device; the reverse osmosis water purification system mainly comprises a reverse osmosis membrane module, a module housing, a left pressure stabilizing chamber and a right pressure stabilizing chamber; and a water outlet pipe of the left water pressure change chamber communicates with a water inlet pipe of the left pressure stabilizing chamber through a pipeline, and a water inlet pipe of the right water pressure change chamber communicates with a water outlet pipe of the right pressure stabilizing chamber through a pipeline. According to the water purifier disclosed by the invention, the electromagnetic power system is set up to make a mechanical device and an electrical device into one device, thereby radically changing the conventional operational mode. Compared with existing domestic and foreign reverse osmosis water purification technologies, the electromechanical integrated reverse osmosis water purifier disclosed by the invention reduces material consumption and the area occupied by installation and use, is increased in efficiency, and lowers the production cost and operating cost.
Owner:WEIFANG BUSINESS VOCATIONAL COLLEGE

An electromechanical integrated solar power generation device

The invention discloses a mechanical-electrical integrated solar power generation device and belongs to the technical field of new energy. The device is composed of a solar thermal collector, a solar working medium workstation and a generator unit mechanical-electrical integrated combined body. The solar working medium workstation is composed of a heating water tank, a circulation hot water pump, a pressure reducing valve, a cooler, a heat pump, a solar working medium backflow device, a hydraulic pump and a solar working medium work device. A shell assembly, a stator assembly, a planet outer rotor assembly, an air inlet pipe, an air return pipe and other components are arranged in the generator unit mechanical-electrical integrated combined body. The solar thermal collector and the heating water tank communicate through a water pipe and the circulation hot water pump, the solar working medium work device communicates with the air inlet pipe in the combined body through an air conveying pipe, and the solar working medium backflow device communicates with the air return pipe in the combined body through a pipeline, the cooler and the pressure reducing valve. Compared with the photovoltaic power generation technology at home and abroad at present, the manufacturing cost of a generator unit can be greatly reduced, and the unit device efficiency is remarkably improved.
Owner:WEIFANG BUSINESS VOCATIONAL COLLEGE

Rigid-flex composite explosion-proof tank

The invention provides a rigid-flexible composite explosion-proof tank, which has the characteristics of strong explosion-proof ability and high safety factor; and can suppress flames and avoid flame leakage during explosions. Including: top cover, outer shell, interlayer filling body, inner shell, bottom energy-absorbing layer, bottom filling body, bottom buffer layer and bottom support; the outer shell is a cylindrical structure with openings at both ends, and the inner shell is an opening at the top. The cylindrical structure with the bottom closed by a hemispherical shell; the outer shell is coaxially sleeved outside the inner shell, and the bottom is connected to the spherical surface supported by the bottom; the interlayer filler is filled in the space between the outer shell and the cylindrical section of the inner shell In the annular interlayer; the top cover is used to close the top opening of the outer shell; the bottom energy-absorbing layer is arranged at the junction of the cylindrical section and the hemispherical section inside the inner shell; the space enclosed by the bottom energy-absorbing layer and the hemispherical section of the inner shell The bottom filling body is filled inside; the bottom buffer layer is arranged inside the outer shell, in the space enclosed by the outer shell, the hemispherical section of the inner shell and the bottom support.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY +1
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