190results about How to "With explosion-proof function" patented technology

The invention relates to a fire-fighting robot, with explosion resistance. Wherein, it is formed by movable carrier, frame, sensor, positive pressure explosion-proof device, explosion-proof element, and wireless data transmitter; the wireless data transmitter is formed by carrier device and background instructor; the sensor is at the main body formed by movable carrier and frame, to combine the positive pressure explosion-proof device. The invention can replace worker to enter into dangerous area, and it can uses wireless data transmitter to transmit and process data on site.

The invention discloses a system and a method for routing inspection. The system comprises a routing inspection execution subsystem for acquiring routing inspection point information, a local intelligent near-field communication device for reading the routing inspection point information and carrying out filing storage, a cloud computing server for storing the routing inspection point information and transmitting a routing inspection instruction, and remote monitoring terminals for reading the routing inspection point information stored by the local intelligent near-field communication device and issuing the routing inspection instruction. The routing inspection execution subsystem comprises two-dimensional code labels, a two-dimensional code reader, a video monitor for acquiring area video information, and an environmental perception device for acquiring area environmental parameter information. The system for routing inspection has the advantages that 1, the routing inspection execution subsystem realizes routing inspection point information acquisition so that efficiency is improved; 2, routing inspection point information is stored by the cloud computing server; and interaction of data of a remote monitoring center and a local routing inspection scene, and instruction issuing are finished in a cloud terminal so that a system integration level is improved; and 3, labels pasted on routing inspection points are the two-dimensional code labels and the two-dimensional code reader has an anti-explosion function so that the system is especially suitable for routing inspection of oil depots.

The invention provides a narrow-fuselage six-arm fully hydraulic anchor rod anchor cable drill carriage which is composed of a walking mechanism, a lifting mechanism, a temporary support mechanism, a drilling arm mechanism, a pump station part, an electrical system and a hydraulic system. According to the narrow-fuselage six-arm fully hydraulic anchor rod anchor cable drill carriage, two rotating workbenches are arranged in front of a machine body, and each rotating workbench is provided with two drilling arms which rotate by 90 degrees through the rotating workbenches, the drill carriage is folded to make the narrow fuselage state be only 1.4 m, passing of the drill carriage and an integrated extractor in a roadway is achieved, the drill carriage can be unfolded by 5 meters when reaching a roadway head-on, four front drilling arms mainly hit a top anchor rod, two rear drilling arms mainly hit a top anchor cable and a side anchor rod, the six drilling arms work simultaneously, rapid anchor protection of the roadway can be realized, support efficiency can be greatly improved, tunneling footage is greatly improved, the coal extraction imbalance contradiction is better solved, and safe, efficient and benign development of coal production is promoted.

The invention discloses a recovery device for leaked gas in the maintaining operation process of gas pipe network, comprising a pressure device provided with a gas inlet and a gas outlet, a gas inlet pipeline, a gas outlet pipeline, a maintaining side pipeline, an operation side pipeline, an inert gas bomb and an air inlet; wherein the maintaining side pipeline and gas inlet pipeline are connected by a control valve (81); the operation side pipeline and gas outlet pipeline are connected by a control valve (82); the other sides of the maintaining side pipeline and operation side pipeline are respectively connected with a hose tube; the maintaining side pipeline and gas outlet pipeline are connected by a control valve (83); the operation side pipeline and gas inlet pipeline are connected by a control valve (84); the inert gas bomb is connected with the maintaining side pipeline by a control valve; and the air inlet is connected with the gas inlet pipeline by a control valve. The recovery device recycles and uses the gas wasted in traditional operation manner, polluting atmospheric environment and having potential safety hazard, substantially implements zero emission and avoids safety accident.

The invention discloses a waterproof anti-explosion box for a cable middle connector. The waterproof anti-explosion box comprises an upper cavity and a lower cavity connected through bolts, the upper cavity and the lower cavity are covered to form a middle connector bin, fast sand filling ports are formed in the upper portion of the upper cavity, end heads are arranged at the two ends of the upper cavity and at the two ends of the lower cavity, a plurality of waterproof grooves are formed in the inner walls of the end heads, and seal rings are arranged on the waterproof grooves. Cover bodies are arranged on the fast sand filling ports, and sealing flat gaskets are arranged between the cover bodies and the fast sand filing ports. The waterproof grooves and the seal rings are arranged on the upper cavity and the lower cavity, the waterproof effect is good, the fast sand filling ports are formed in the upper portion of the upper cavity, and the upper cavity can be conveniently filled with waterproof anti-explosion sand. The waterproof anti-explosion box for the cable middle connector is simple in structure, and can effectively prevent water from entering the anti-explosion box in the state of 1M water depth and provide the good operation environment for the middle connector. By means of the waterproof anti-explosion box for the cable middle connector, the waterproof performance of the cable middle connector is improved, cable faults caused after the middle connector is soaked in water are avoided, and the stable operation of a power grid is maintained.

The invention respectively discloses bullet-resistant glass and fireproof glass for insulating heat and resisting radiation, as well as and compound glass thereof, which respectively comprise laminated safety glass, bullet-resistent glue and/or fire-retardant glue and an outer-layer glass substrate, wherein the outer-layer glass substrate is bonded on the surface of the laminated safety glass by the bullet-resisting glue and/or the fire-retardant glue; and the laminated safety glass comprises two inner-layer glass substrates and an organic laminated adhesive material which is arranged between the two inner-layer glass substrates. The bullet-resistant glass and the fireproof glass not only can resist bullets and fire, but also can absorb ultraviolet rays, near infrared rays and strong dazzling light to insulate heat, prevent freeze, resist bright light, strong heat, the penetration of harmful radiant rays for human bodies, and the like, can prevent rain pulverization, snow adhesion and self-pulverization of glass under strong shock waves, realize self protection, and the like.

The invention discloses a preparation system for nitrogen inhibition water mist for controlling a mine fire, and a fire prevention and extinguishing method thereof. The preparation system is characterized in that an inhibitor liquid of certain concentration is prepared in an inhibitor liquid tank and then is poured into a water pipe through an addition pump according to a certain ratio, and a regulating valve and a pressure gauge are mounted on the water pipe and a nitrogen pipeline and are both connected with a water mist generating device; the water and the nitrogen, both containing the inhibitor, at a moderate pressure, flow into the water mist generating device through adjusting control valves on a pump outlet inhibitor liquid pipe, the water pipe and the nitrogen pipeline; in the water mist generating device, by taking the nitrogen as power, a mixture system containing the inhibitor, the water mist and the nitrogen is prepared and then poured into a mined out space or a fire area through a conveying pipe. The preparation system can directly utilizes the current water pipe and nitrogen pipeline in the coal mine, occupies less space, can move flexibly, is convenient to operate, high in fire prevention and extinguishing efficiency, safe and reliable, and also has an explosion-proof function.

The invention relates to an electromagnetic sensing type pipe three-layer poly ethylene (3PE) anticorrosive fast stripping device which is composed of an electromagnetic heating control system and a heating coil. The output end of the electromagnetic heating control system is connected to the heating coil on a pipeline in a winding mode. The output ends of a high-frequency current detector, an input current detector, an insulated gate bipolar translator (IGBT) temperature detector, a negative load temperature detector and a grid voltage detector of the electromagnetic heating control system are connected with the input end of a single-chip microcomputer control system. The output end of the single-chip microcomputer control system is connected with a power modulator, double PWM generators, a frequency tracking phase-lock control circuit and an isolation driver serially in sequence. The output end of a power source is connected with a large-power rectifying circuit, the output ends of the large-power rectifying circuit and the isolation driver are connected with an IGBT full-bridge inverter circuit, and the output end of the IGBT full-bridge inverter circuit is connected with the heating coil. The heating coil is a quick-assembly type flame-retardant heating strip. The electromagnetic sensing type pipe 3PE anticorrosive fast stripping device does not damage steel tube bodies or influence welding strength of steel tubes, is convenient to operate and saves labor.

The invention discloses an intelligent charging cabinet. The intelligent charging cabinet comprises a cabinet body and a plurality of battery charging chambers arranged in the cabinet body,wherein a front end opening of each battery charging chamber is hinged with a front panel explosion-proof door,the inner bottom of each battery charging chamber is provided with an insulating plate,the inner topof each battery charging chamber is provided with a ventilation layer,the lower bottom face of each ventilation layer is provided with a temperature sensor,a fire extinguisher and a smoke and temperature detector; each charging cabinet unit module is provided with a smoke temperature probe and a manual-automatic integrated fire extinguishing device; when the temperature of a charging cabinet boxbody exceeds a set first dangerous temperature,or a smoke detector detects smoke,a charging unit automatically interrupts; a front door sound-light alarm apparatus raises the sound-light alarm; a charging worker is reminded whether to manually start the fire extinguishing device or not: when the temperature of a charging chamber exceeds a set fire temperature; the fire extinguishing device is automatically started; the fire extinguishing effect is achieved; and the fire hazard is eradicated to the maximum extent.

The invention provides an explosion-proof broadband wave absorption composite material and a preparation method thereof, and belongs to the technical field of multifunctional materials. The preparation method of the explosion-proof broadband wave absorption composite material comprises the following steps: preparing explosion-proof skin by utilizing quartz fiber and unsaturated resin, preparing anelectrical loss wave absorption piece, preparing a magnetic loss wave absorption piece, preparing a broadband interlayer wave absorption material, and sequentially adhering the broadband interlayer wave absorption material and the explosion-proof skin to a reflecting base plate. The explosion-proof broadband wave absorption composite material prepared by the invention is of a laminated structure,and comprises the reflecting base plate, the broadband interlayer wave absorption material and the explosion-proof skin which are in contact in sequence. According to the preparation method providedby the invention, the technical obstacle that a wave absorption material and an explosion-proof material are difficult in combination is overcome, and the preparation method is simple and is easy in industrial implementation; the prepared explosion-proof broadband wave absorption composite material simultaneously has an explosion-proof function and a broadband wave absorption function and has thecharacteristics of good low-frequency performance, broad absorption band, low surface density and excellent environment performance, the explosion-proof function of a product is solved, and the broadband wave absorption function is also integrated.

The invention relates to an explosion-proof dust-ignition-proof spherical camera, which comprises a shell and a transparent spherical cover, wherein the spherical cover comprises a spherical surface part and a flaring installation part with a cambered section connected with the top end of the spherical surface part; the bottom of the shell is provided with a connecting ring; the flaring installation part of the transparent spherical cover is adhered to a spherical cover cooperating part of the connecting ring through epoxy; and the flaring installation part is adhered to the connecting ring through the epoxy and achieves sealing fit. Since the section of the flaring installation part of the spherical cover is cambered, even the spherical cover bears larger pressure, the flaring installation part of the spherical cover bears disperse pressure so that the spherical cover is not easy to explode. Therefore, the explosion-proof dust-ignition-proof spherical camera has the advantages of small volume, light weight, high rotation speed, high accuracy of presetting positions, unlimited visual angles and the like of a traditional spherical camera, and also has the explosion-proof function.

The invention provides a waste lithium ion battery module disassembling device including a running guide rail laid in the middle of the top end surface of a platform; the running guide rail is respectively provided with a sample injection push plate and a sample discharge push plate in a clamping manner; parts, located at both ends of the running guide rail, of the platform are respectively fixed provided with a sample injection transmission component corresponding to the sample injection push plate and a sample discharge transmission component corresponding to the sample discharge push plate; a pair of side vertical frames are symmetrically fixed at parts, located at two sides of the running guide rail, of the platform; a cross beam moving along the side vertical frames is erected between the side vertical frames, and the cross beam is in sliding connection with a cutting device. A grinding wheel has high efficiency on cutting a battery connection piece, is non-conducting and is controllable on the cutting depth, so the battery module has no need for discharging before disassembling, and the operator personal safety is protected.

The invention relates to a multi-parameter sensor device used in the survival cabin of underground shelters in coal mines and non-coal mines, which includes: a multi-parameter sensor and a weak signal amplification processing module, a master-slave dual processor module, and a communication module , sensor calibration module, LCD display module and explosion-proof structure shell. The invention is installed in the cabin of the underground refuge to collect the gas concentration, temperature, humidity and pressure data of CO, CO2, CH4 and O2 in the cabin in real time, and transmit the data to the monitoring and control of the underground refuge through the RS232/RS485 serial port or the CAN bus interface system. The multi-parameter sensor device of the present invention can be calibrated in two ways, online or offline, and has a master-slave dual-processor working mode, so the stability and reliability of the device can be guaranteed. In addition, its LCD display module and The explosion-proof shell can also ensure the convenience and safety of its operation.

The invention discloses a grooving machine, which comprises a self-walking mechanism, a working arm rotating mechanism, a working arm mechanism, a cutting mechanism, and a power and control mechanism, wherein the self-walking mechanism is arranged at the bottom of the grooving machine; a mounting platform is arranged at the upper part of the self-walking mechanism; the working arm rotating mechanism and the power and control mechanism are arranged on the mounting platform; the working arm rotating mechanism comprises a turbo-worm reducer and a working arm mounting holder connected with an output shaft of the turbo-worm reducer; the turbo-worm reducer is fixed on the mounting platform; the working arm mechanism is rotatably connected onto the working arm mounting holder and is connected with the cutting mechanism; the power and control mechanism is connected with and controls actions of the self-walking mechanism, the working arm mechanism, the working arm rotating mechanism and the cutting mechanism. A grooving working arm can rotate freely for 360 degrees; the stability coefficient of the grooving machine can be increased through an expendable stabilizing support leg mechanism; the mechanical grooving operation is realized; the grooving efficiency is improved; the labor intensity is alleviated and the safety coefficient is increased.

The invention provides an explosion-proof temperature and humidity instrument which is composed of four parts of an explosion-proof shell, a probe assembly, a core control module and a power supply module, etc. The explosion-proof design grade of whole equipment is ExdI ICT6 with adoption of explosion-retardant design. The explosion-proof shell is mainly made of aluminum material via pressure casting. Sealing rings and explosion-proof glue are adopted between each component so that great sealing is ensured. The equipment is awakened via a vibration mode so that functions of environment temperature and humidity measurement, display, data storage, etc. can be realized. The equipment is internally provided with a lithium battery so that environment monitoring can be realized in an uninterrupted way under the situation that an external power supply is cut off. The equipment has networking capacity so that remote control and data acquisition can be realized via upper computer software. Besides, the equipment has the explosion-proof function, and the explosion-proof grade is ExdIICT6 so that the equipment can be applied to dangerous occasions.

The invention provides a high precision monitoring and early warning system and method for roof deformation, and relates to the technical field of roadway deformation monitoring and early warning. Thesystem comprises an explosion-proof optical fiber sensor, a sensor integration device, a signal conversion device, a data transmission device and a data processing unit, the explosion-proof optical fiber sensor converts a roof displacement signal into spectral information, the sensor integration device is connected with the explosion-proof optical fiber sensor within the same monitoring range, the signal conversion device is connected with the sensor integration device, so that the spectral information is converted into an electronic signal, and the data transmission device transmits the electronic signal to the data processing unit. According to the high precision monitoring and early warning system and method for roof deformation, when the system is used for monitoring, the explosion-proof optical fiber sensor is installed in a selected monitoring area, each component of the system is connected to monitor the displacement of a roof, a central controller and the data processing unitestablish a spatial three-dimensional model of surrounding rocks, the roof deformation is determined in real time according to the deformation monitoring and spatial coordinates, and monitoring is more accurate and convenient and also has the advantages of sensitivity and intuition.

The invention discloses an electric motor with an anti-explosion function. The electric motor comprises an anti-explosion shell, wherein the anti-explosion shell comprises a shell wall; the shell wall comprises an inner layer and an outer layer; a hollow cavity is formed between the inner layer and the outer layer; a solid body anti-explosion layer is arranged on one side, far from the outer layer, of the inner layer; a ceramic insulating layer is arranged on one side, far from the inner layer, of the solid body anti-explosion layer; uniformly-arranged heat dissipation sheets are arranged on the outer side face of the anti-explosion shell; a pressure relief cavity and a nitrogen generator are arranged on the top of the anti-explosion shell; an air delivery pipe is arranged on one side, close to the pressure relief cavity, of the nitrogen generator; and a safety relief valve is arranged on one side, close to the nitrogen generator, of the pressure relief cavity. By adoption of the electric motor with the anti-explosion function, the internal pressure of the anti-explosion shell is effectively reduced, so that the explosion probability of the electric motor is lowered, the safety coefficient of the electric motor in use is improved, and the internal temperature of the electric motor is effectively lowered; and even if the electric motor runs for a long time, the internal temperature of the electric motor is not too high, thereby providing effective guarantee to personnel security and property security.

The invention provides a high-temperature lampblack purification device. The device comprises a spraying system, a demisting and filtering system, a condensation system, a second-grade electrostatic purification system, a tail-end demisting system and an undesirable odor removing device, wherein a lampblack waste gas inlet is connected with a main air pipe of the spraying system; an outlet of thespraying system is connected with an inlet of the filtering system through an air pipe; the outlet of the filtering system is connected with the inlet of the condensation system; the outlet of the condensation system is connected with the inlet of the second-grade electrostatic purification system; the outlet of the second-grade electrostatic purification system is connected with the inlet of thetail-end demisting system; the outlet of the tail-end demisting system is connected with the inlet of the undesirable odor removing device; the outlet of the undesirable odor removing device is connected with the inlet at the bottom of the chimney. The invention provides the high-temperature lampblack purification device with relatively high purification efficiency.

The invention relates to the technical field of testing tanks and particularly relates to an anti-explosion high-low-temperature low-air-pressure testing system. The testing system is characterized by further comprising a rapid reduced pressure testing device, wherein the rapid reduced pressure testing device is used for used for realizing extremely low air pressure, rapid pressure reduction and explosion reduced pressure test under a non-control condition of a temperature and humidity environment and comprises a testing tank body, a vacuum rapid-open butterfly valve, a pressure-storage auxiliary tank body, a liquid nitrogen tank and a first measurement control system; a testing tank is a temperature-humidity low-air-pressure testing tank, can meet the testing requirements of temperature low air pressure, low air pressure and temperature and humidity low air pressure under a controlled condition of the temperature and humidity environment and comprises the testing tank body, a heating-refrigerating system, an air adjusting system, a humidifying system, a dehumidifying system, a vacuum system, a pressurization system, a second measurement control system and an anti-explosion pressure relief device. Compared with the prior art, the anti-explosion high-low-temperature low-air-pressure testing system can be used for simulating a single testing environment and complex testing environments, has an anti-explosion function and is convenient to operate.

The invention discloses a wet type dual-function explosion-proof motor. A motor shaft (1) penetrates into the motor and is supported by a front bearing and a back bearing, a rotor assembly and an internal water wheel are fixed on the motor shaft (1) inside the motor, and an external water pipeline (13) is arranged in a clearance between a case and a stator assembly. A water inlet (17) of a water distributor (15) and a water outlet (18) of a water collector (16) are mutually communicated through the external water pipeline (13), and a cooling water channel of internal water is formed by splicing the case (2), the external water pipeline (13) and the stator assembly. In the invention, external water is used for cooling heat generated by the motor per se, so that the motor not only can normally work in air environment or explosive gas environment, but also can stably and reliably work for long time in underwater environment. Moreover, the motor can be used together with the traditional multi-stage pump, can be used for reforming the traditional underwater mining draining pump, and thus, the drainage system can resist disasters. Because an adjusting bag is added, the submergence depth of the motor can be greater than the rated head of the water pump.

The invention discloses a wheel type explosion-proof inspection robot and a wheel type explosion-proof inspection robot system. The wheel type explosion-proof inspection robot comprises a chassis, anexplosion-proof drive mechanism and an explosion-proof robot body, wherein the explosion-proof drive mechanism is connected with wheels, is installed below the chassis, comprises an explosion-proof housing component, is enclosed by an explosion-proof surface formed by the explosion-proof housing component and is used for driving the wheels to rotate; the explosion-proof robot body is installed onthe chassis and comprises an explosion-proof box and an explosion-proof box cover; a control component and a battery component are arranged inside the explosion-proof box; the control component is used for controlling the explosion-proof drive mechanism to work according to a planned inspection route; and the battery component is used for supplying power to the wheel type explosion-proof inspection robot. The wheel type explosion-proof inspection robot system comprises a remote-control terminal and at least one wheel type explosion-proof inspection robot which communicates with the remote control terminal. The wheel type explosion-proof inspection robot disclosed by the invention is applicable to inspection and monitoring work of inflammable, explosive, toxic, anoxic and dense smoke petrochemical sites and the like.

The invention relates to the technical field of artificial quartz, and especially relates to an explosion-proof and self-cleaning artificial quartz plate and a preparation method thereof. The productcomprises a self-cleaning layer, an antibacterial layer, a fireproof layer, a buffer layer, an explosion-proof layer, and a substrate layer; the explosion-proof layer is arranged on the substrate layer, the buffer layer is arranged on the explosion-proof layer, the fireproof layer is arranged on the buffer layer, the antibacterial layer is arranged on the fireproof layer, and the self-cleaning layer is arranged on the antibacterial layer; the substrate layer and the explosion-proof layer are internally provided with several fixing pieces, and the fixing pieces have downward groove shaped structures; and several through holes are opened at the bottom of the plate of the substrate layer and are arranged at the length direction, and the cross sections of the through holes are any one of circle, rectangle or isosceles triangle. The through holes are arranged in order to play pressure buffering effects, reduce weight of quartz plates, and reduce production and transport costs; at the same time the problem that the artificial quartz plate is easy to fragment without stain resistance and antibacterial property, and the like is also solved.

The invention discloses sandwich safety glass capable of absorbing ultraviolet rays, near infrared rays and dazzling light, which comprises two pieces of silicate glass and an organic interlayer adhesive material positioned between the two pieces of silicate glass, wherein the organic interlayer adhesive material contains an UV-IR optical protective material. The invention also discloses the preparation method of the sandwich safety glass. The sandwich safety glass of the invention, according to self material characteristics, can selectively transmit human body-benefiting spectra so as to play roles in insulating heat, preventing freezing, preventing the penetration of strong light and heat and radiant rays harmful to human bodies, and the like. The sandwich safety glass also can prevent rain and dew atomization, ice and snow accumulation and glass breakage under intense impact and realize self protection and other functions.

The invention relates to a water oil storage device with a mooring function and an assembly method thereof. The oil storage device is characterized by comprising an oil storage tank, a mooring system, an output system and an oil transportation system; the oil storage tank comprises a buoyancy cabin, an oil storage cabin and a ballast cabin which are arranged from top to bottom; a top oil inlet is arranged in the side wall in the upper part of the oil storage cabin, an upper oil baffle is arranged below the top oil inlet, an oil inlet is arranged in the middle part of the upper oil baffle, oil film is connected with the lower part of the oil inlet in a sealing way, and a lower oil baffle is arranged on the lower end of the oil film; a plurality of oil separation interior rings and oil separation external rings are arranged inside and outside the oil film from top to bottom at intervals; a plurality of guide rails are vertically arranged on the bottom of the upper oil baffle, and each guide rail passes through the through hole in each oil separation external ring; a plurality of top water inlets are arranged in the side wall of the oil storage cabin below the upper oil baffle; a plurality of bottom water inlets are arranged in the bottom of the oil storage cabin; the mooring system comprises a mooring buoy connected with the ballast cabin; a plurality of mooring cables are connected with the lower part of the mooring buoy; one end of an oil transportation pipe of the output system passes through the buoyancy cabin and enters into the oil storage cabin, and the other end of the oil transportation pipe is connected with a boat stopping buoy; and one end of an oil transportation pipe of the oil transportation system is connected with a seabed oil extraction system, and the other end of the oil transportation pipe is embedded into the oil storage cabin through the top oil inlet.