386 results about "Gas cabinet" patented technology

The invention discloses an environment-friendly outdoor ring main unit, which belongs to the technical field of ring main units, and comprises a plurality of cabinet bodies, an environment-friendly gas cabinet, a sleeving frame and a peripheral detection plugging mechanism, wherein the peripheral detection plugging mechanism comprises a screw rod, a driving motor, a sleeving block, a sleeving rectangular plate, two plugging air bags, a connecting pipe, a circulating fan and a circulating pipe, and is also provided with a top detection plugging mechanism; and one side of the circulating pipe is also provided with a supplementing assembly. Through the peripheral detection plugging mechanism, the device has the advantages that the peripheral gas leakage part of the environment-friendly gas cabinet is automatically detected in time, long-time leakage of helium in the environment-friendly gas cabinet is avoided, waste of helium resources is greatly reduced, and the environmental protection property of the outdoor ring main unit is greatly improved, so that the problem that the gas leakage part is difficult to automatically detect in time is solved; the automatic replacement of the protective gas is realized, and the problems of resource waste caused by long-time leakage of the protective gas and poor environmental protection property of the ring main unit are avoided.

The invention provides an environment-friendly load switch arc extinguishing structure, and relates to the technical field of arc extinguishing structures, the environment-friendly load switch arc extinguishing structure comprises a frame structure and an arc extinguishing structure, the environment-friendly load switch arc extinguishing structure is also provided with a dynamic sealing assembly, impurities such as metal steam generated in the arc extinguishing process can be effectively removed by adding filtering after air blowing, and in the process, the sealing effect is good. The arc extinguishing structure plays a key role, an arc extinguishing chamber in the arc extinguishing structure is a main area for generating metal steam, so that the insulating part is always kept good insulating performance, and a safe electrical environment is constructed by insulating components such as the insulating shell, the silicon rubber reinforced insulation and the insulating support and a filtering measure. And the safety of operators is protected, and safe and reliable operation of equipment under normal working voltage is ensured, so that a stable electrical environment in the environment-friendly gas cabinet is favorably maintained, electrical accidents such as flashover and breakdown caused by reduction of insulating property are avoided, and the stability of a whole power system is ensured.

The invention relates to the technical field of electrical cabinet intelligent control, in particular to an automatic control method of a heat dissipation system based on a high-voltage electrical cabinet digital twinborn model, the system comprises a high-voltage cabinet, an electrical apparatus element and a fan assembly, and the fan assembly can realize air draft and air supply operation and is provided with an air guide assembly to change an airflow gathering area. The control method comprises the following steps: constructing a digital twinborn model and a temperature prediction model to realize temperature prediction in the cabinet; further constructing an oxidation-temperature rise prediction model, generating an in-cabinet temperature-oxidation hot spot distribution diagram in combination with the temperature prediction model, and performing potential overheating area analysis; according to the analysis result, the rotating speed of the fan assembly and the deflection angle of the air guide assembly are dynamically adjusted, and airflow distribution in the overheating area is optimized; in addition, the system can automatically adjust the operation state of the fan according to the blockage condition of the filter screen to achieve cleaning, and efficient operation of the heat dissipation system is ensured.

According to the combined system of the coke oven gas fine desulfurization device and the double gas cabinets and the control method of the combined system, purified gas obtained after coke oven gas fine desulfurization is communicated with the two coke oven gas cabinets of an original gas pipe network for combined operation, and various modes and scenes can be flexibly coped with; the switching of the two coke oven gas cabinets is realized through the opening and closing of the branch valves and the control interlocking, so as to absorb the disordered change and sudden residue of gas used by a fine desulfurization device user, and cooperatively realize the efficient fine desulfurization and supply balance of the coke oven gas.

The invention discloses a compact environment-friendly gas ring network box, and relates to the technical field of power supply insulation protection equipment, the compact environment-friendly gas ring network box comprises a gas box, a switch frame, an insulator, a main switch, an isolation switch and a grounding bar, the switch frame is fixedly arranged in the gas box, and the insulator, the main switch, the isolation switch and the grounding bar are all arranged in the switch frame; the main switch comprises an insulation shell, a wire inlet end and a wire outlet end, the isolation switch comprises an insulation main shaft, an inclined support and a first isolation blade, the insulation main shaft is fixedly installed at the lower frame edge of the switch frame, the insulator is connected with the insulation main shaft in the horizontal direction, and the top end of the inclined support obliquely extends upwards to the bottom wall of the insulation shell; according to the ring main unit, the size of the air box can be further reduced on the basis of the prior art, the layout of basic components in the air box is more compact, and meanwhile the structural stability of the ring main unit is improved.

The invention relates to the technical field of high-voltage electrical cabinets, in particular to a closed outdoor high-voltage electrical cabinet which comprises a closed cabinet body mechanism and a bearing mechanism installed in the closed cabinet body mechanism. Meanwhile, the built-in pressure spring is connected in the gap between the two shells, so that the sliding block at the bottom of the wiring sliding block is movably mounted in the gap between the other two shells, and the other end of the built-in pressure spring acts on the surface of the sliding block; after a wire connected to the protector sequentially penetrates outwards along transverse holes in the multiple sets of main sheaths and the multiple sets of auxiliary sheaths, at the moment, the multiple sets of shells fixed in concave holes in the top of the base plate can be matched with horizontal transverse movement of the two beam rods to provide transverse sliding bearing force for the multiple wiring sliding blocks. At the moment, the multiple wiring sliding blocks distributed at intervals can provide adjustable paths for air switch lower outgoing line multi-strand doubling, air switch upper incoming line multi-load doubling and air switch incoming and outgoing lines, and therefore it is effectively ensured that the arranged multi-strand wires cannot be pressed and cannot be abraded with a notch of a cabinet body.

The invention relates to the field of electrical cabinets, in particular to a high-voltage electrical cabinet with a moisture-proof device, which comprises a cabinet body, the interior of the cabinet body is divided into an upper mounting chamber and a lower electrical chamber, ventilation openings are formed in the two side walls of the electrical chamber in a penetrating manner, dehumidification mechanisms are arranged in the ventilation openings, and ventilation filter screens are arranged on the inner walls of the ventilation openings. A fan is fixedly arranged in the center of the mounting chamber, the upper end of the fan is communicated with an air outlet pipe, a humidity sensor is arranged in the air outlet pipe, cooling mechanisms are arranged at the two ends in the mounting chamber, and the cooling mechanisms are connected with the corresponding dehumidification mechanisms. The air circulation area between the condensation plates can be automatically adjusted according to humidity changes, the heat dissipation and dehumidification efficiency is effectively improved, adaptability is high, meanwhile, condensed water drops and attached dust impurities on the surfaces of the condensation plates can be effectively scraped, and the condensation and dehumidification effect of the surfaces of the condensation plates is guaranteed.

The invention discloses an ultra-clean converter gas dry dedusting system which is characterized in that a converter is connected with a high-effect heat exchanger through an evaporative cooling flue, a banana bend deduster is arranged between the high-effect heat exchanger and a rotational flow heat recovery device, and a water cooling roller is arranged at the bottom of the banana bend deduster to capture coarse ash; the water cooling roller and the converter are linked to periodically run during smelting, the output end of the rotational flow heat recovery device is connected with the electrostatic dust collector and the high-temperature-resistant explosion-proof ultra-clean dust collector through a raw gas pipe to carry out fine dust removal operation, and clean gas is sent to a gas switching station after passing through a gas axial flow fan and a silencer; qualified coal gas is sent to a coal gas cabinet through detection, and unqualified coal gas is sent to a diffusion chimney to be ignited and diffused. Traditional evaporation cold spray water is omitted, and after the high-temperature-resistant explosion-proof ultra-clean dust remover process is adopted, the converter gas waste heat recovery efficiency is high, and the system has the advantages of energy conservation, environmental protection and the like.

The utility model discloses a gas cylinder anti-disassembly safety device of a special gas holder, and relates to the technical field of special gas holders, the gas cylinder anti-disassembly safety device of the special gas holder comprises a holder body, the main body of the holder body is of a box body structure with a one-way opening at the front end, and the front end surface of the holder body is provided with a holder door; according to the utility model, the limiting seat and the air bag are arranged, so that when the limiting seat is connected to the outer side of the air cylinder piece in a sleeving manner, the pump machine mounted in the cabinet body can be started to inflate the inside of the guide pipe, and the air bag is inflated and expanded to realize the limiting and supporting operation of the air cylinder piece; the weighing assembly is arranged in the cabinet body, so that when the gas cylinder piece is placed on the bottom plate, the weighing assembly fixedly connected in the cabinet body can be used for metering and identifying the weight of the current gas cylinder, and the metering of gas remaining in the gas cylinder piece can be remarkably improved when the gas cylinder piece is used.

The utility model belongs to the technical field of cutting equipment, and discloses a flame adjusting device for adjusting the flame temperature of a cutting machine and the cutting equipment. The fire adjusting device comprises a first distribution mechanism, a second distribution mechanism, a third distribution mechanism and a gas holder assembly. The first distribution mechanism is used for introducing cutting oxygen into the cutting machine; the second distribution mechanism is used for introducing preheated oxygen into the cutting machine; the third distribution mechanism is used for introducing fuel gas into the cutting machine; the gas holder assembly comprises a holder body, a first control valve bank, a second control valve bank and a third control valve bank are arranged on the holder body, and the first control valve bank, the second control valve bank and the third control valve bank are connected with a first distribution mechanism, a second distribution mechanism and a third distribution mechanism respectively. The first control valve set, the second control valve set and the third control valve set can adjust the pressure of the cutting oxygen, the pressure of the preheating oxygen and the pressure of the fuel gas correspondingly so as to adjust the flame temperature of the cutting machine. The device can correspondingly adjust the air inlet pressure according to steel plates with different thicknesses.

The invention discloses an ultra-clean converter one-time dry dust removal system which comprises a high-effect heat exchanger, a rotational flow heat recovery device, an electrostatic dust remover, a high-temperature-resistant anti-explosion ultra-clean dust remover, a cooling replacement fan, a clean gas pipe, a gas axial flow fan and a gas washing dehydrator. A converter sequentially passes through a high-efficiency heat exchanger and a rotational flow heat recovery device and then enters an electrostatic dust collector and / or a high-temperature-resistant explosion-proof ultra-clean dust collector to form clean coal gas, the concentration of an outlet of the ultra-clean dust collector can be kept stable below 5mg / Nm < 3 >, and then the clean coal gas is washed and cooled through a coal gas axial flow fan and a coal gas cooling dehydrator and then is conveyed to a coal gas switching station. Conveying the qualified coal gas to a coal gas cabinet; unqualified coal gas is sent to a diffusion chimney to be ignited and diffused.

The invention discloses a system and method for testing the flammability of a gas holder, the interior of the gas holder comprises a plurality of pipelines, valves and electrical connection points, and the system at least comprises a tracer gas container which is communicated with a gas simulation release point through a tracer gas pipeline and is used for releasing tracer gas at the gas simulation release point; the gas simulation release point is located at the joint of a valve and a pipeline in the gas holder; each detector is communicated with a monitoring point through a sampling pipe; the monitoring points are at least arranged at electrical connection points in the gas holder; the controller is in signal connection with the detector; the plurality of detectors are used for collecting tracer gas concentration values of a plurality of monitoring points and sending the tracer gas concentration values to the controller; and the controller is used for comparing the tracer gas concentration value at the monitoring point with a preset tracer gas concentration value so as to judge whether the flammability test of the gas holder is passed or not. According to the invention, the test accuracy and test efficiency of the flammability test of the gas holder are greatly improved, and the method is environment-friendly and has a wide application prospect.

The invention relates to the technical field of carbon nanotube preparation, and provides a carbon nanotube fluidized bed temperature cascade control system and method, and the system comprises a main temperature cascade control subsystem and an auxiliary temperature cascade control subsystem which are composed of a stainless steel reactor, a reactor heating furnace body, a gas cabinet, a gas bag heating furnace body and the like. The main temperature cascade control subsystem forms closed-loop control through components such as a T reactor temperature control thermocouple and a TC main controller, so as to ensure that the basic temperature of the reactor is stable; and the auxiliary temperature cascade control subsystem controls the gas pocket heating furnace body through similar components so as to preheat gas to influence the temperature of the reactor. Feedforward control is further introduced into the system, a TC main controller collects temperature, voltage, flow and other data, predicts disturbance and adjusts a set value in advance, the heating power is adjusted through a reactor heating power regulator and an air pocket heating power regulator, and accurate control over the temperature of the reactor is achieved. According to the invention, the response speed and precision of temperature control are effectively improved, and the quality and stability of carbon nanotube production are guaranteed.

The invention relates to a third-generation converter gas dry dust removal system which comprises a high-effect heat exchanger, a banana bend dust remover, a rotational flow heat recovery device, a water cooling roller, a raw gas pipe, a high-temperature-resistant explosion-proof ultra-clean dust remover, a fine ash bin, a clean gas pipe, a gas axial flow fan and a gas cooling dehydrator. A banana bend dust remover is arranged between the high-effect heat exchanger and the rotational flow heat recovery device, and the rotational flow heat recovery device is connected with the high-temperature-resistant explosion-proof ultra-clean dust remover through a raw gas pipe. A clean gas pipe is arranged at an outlet of the high-temperature-resistant explosion-proof ultra-clean dust remover, clean gas is conveyed to a gas switching station through a gas axial flow fan, and the gas which is detected to be qualified is conveyed to a gas cabinet after being washed and cooled through a gas cooling dehydrator; unqualified coal gas is sent to a diffusion chimney to be ignited and diffused. The problem that high-quality heat is not recycled is solved, the problem that a dry dust removal system is prone to explosion venting is also solved, and the application prospect is wide.

This invention discloses a pole-type environmentally friendly gas-insulated switchgear, belonging to the field of switchgear. It includes a gas cabinet with a sealed environmentally friendly gas chamber inside. An isolating bracket and a pole-type bracket are both fixedly installed within the environmentally friendly gas chamber. A disconnecting switch is fixedly mounted on the isolating bracket, with its upper end electrically connected to an upper conductive terminal. A pole-type circuit breaker is fixedly mounted on the pole-type bracket, with its upper end electrically connected to the lower end of the disconnecting switch. The lower end of the pole-type circuit breaker is electrically connected to a lower conductive terminal. The upper conductive terminal is sealed on the upper part of the environmentally friendly gas chamber, and the lower conductive terminal is sealed on the lower part of the environmentally friendly gas chamber. Through the rational installation and structural improvements of the upper and lower conductive terminals, the disconnecting switch, the pole-type circuit breaker, the isolating bracket, and the pole-type bracket within the gas cabinet, the connections between these components are more compact, the environmentally friendly gas chamber is smaller, and leakage is less likely, effectively ensuring the safety of the entire device.

The utility model relates to the technical field of spraying, in particular to a structure for extinguishing a gas holder and spraying a ferrous sulfide passivation cleaning agent. The spraying device comprises three circles of spraying mechanisms which are arranged in parallel in the vertical direction, the spraying mechanisms are fixedly connected with an inner wall plate of the gas holder, water inlet pipes communicated with an external water source are arranged on the spraying mechanisms, the lower ends of the water inlet pipes penetrate through the gas holder and extend out of the gas holder, and valves are connected to the sections, extending out of the gas holder, of the water inlet pipes. The device solves the problems that a ferrous sulfide passivation cleaning solution cannot be sprayed to the inner wall and the bottom plate of the cabinet body before the gas cabinet is overhauled, and fire fighting water cannot enter the gas cabinet to extinguish fire when a fire occurs in the gas cabinet.

The invention discloses a POC gas holder side plate deformation repairing method, and relates to the technical field of gas storage, and the method comprises the following steps: measuring the deformation quantity of a gas holder deformation area; determining the shape, size, quantity and welding sequence of the repair material based on the deformation quantity of the gas holder deformation area, and prefabricating the repair material; and the repairing materials are sequentially welded to the gas holder deformation area based on the welding sequence. According to the method, the cross section of a standard gas holder is uniformly divided into a plurality of fan-shaped areas, and the distance between a preset point position on an arc of each fan-shaped area and a chord formed by two adjacent stand columns is calculated based on design parameters of the gas holder and serves as a reference distance; determining the deformation quantity of the deformation area of the gas holder according to the deformation value, obtained through actual measurement, of the preset point position, prefabricating steel plates used for repairing the deformation area according to the deformation quantity, and sequentially welding the steel plates to the deformation area, so that the outer bulge condition of the side wall of the gas holder is effectively repaired; and the side plate of the gas holder can meet the requirement of safe and stable use of the gas holder after being repaired.

1. Name of the designed product: high-precision control air cabinet (modular). 2. Use of the designed product: for high-precision temperature control. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

The invention belongs to the technical field of electrical equipment detection, and particularly relates to switch structure gas-filled cabinet gas leakage detection equipment, which comprises a test box, a bracket, a gas storage cylinder, a resealing type density measurement mechanism and a diversion type residue removal mechanism, the bracket is arranged on the side wall of the test box, the upper end of the test box is open, the gas storage cylinder is arranged at one end, far away from the test box, of the bracket, and the resealing type density measurement mechanism is arranged on the bracket. The re-sealing type density measuring mechanism is arranged on the test box, the flow guide type residue removing mechanism is arranged on the air storage cylinder, and the re-sealing type density measuring mechanism comprises a splicing assembly, a clamping assembly, a closing assembly, a negative pressure assembly, a draining and filtering assembly and an air supply assembly. The invention provides the gas leakage detection equipment for the gas-filled cabinet with the switch structure, which is used for testing the sealing performance of the gas-filled cabinet from the outside and is beneficial to removing harmful insulating gas physically adsorbed by the tested gas-filled cabinet.

The utility model relates to the technical field of electrical cabinets, and discloses an electrical cabinet for engineering machinery, which comprises an electrical cabinet main body, the inner wall of the electrical cabinet main body is fixedly provided with a mounting plate, the front surface of the mounting plate is provided with a chute, the inner wall of the chute is movably provided with a movable block, and the front surface of the movable block is provided with a groove. A groove is formed in the mounting plate, a first spring is fixedly mounted on the inner wall of the groove, a limiting arc plate is movably mounted on the inner wall of the groove, and a second spring is fixedly mounted on the surface, adjacent to the fixed plate, of the movable plate, and the mounting plate, the sliding groove, the movable block, the groove, the first spring, the limiting arc plate, the movable plate, the fixed plate, a limiting column, the second spring and a limiting hole are arranged in a matched mode; according to the electric wire limiting device, the effect that the same number of electric wire limiting devices can be installed according to needs is achieved, resources are saved, meanwhile, the electric wires are limited and prevented from moving, the electric wires are inserted more stably and are not prone to loosening and falling off, and safety is improved.

The invention relates to the technical field of tail gas recovery and treatment, and in particular to an environmentally friendly recovery system for polypropylene VOCs treatment, comprising a flash evaporation replacement tail gas recovery system and a hopper activator nitrogen pressure delivery system, wherein the flash evaporation replacement tail gas recovery system comprises a bag filter, a vacuum compressor unit, a water vapor separation tank, a precondenser, a drying tower, a gas tail gas dehydration tower, a gas cabinet oxygen content analyzer, a gas oxygen content analyzer, a propylene recovery gas cabinet, a first connecting pipe, a second connecting pipe, a first exhaust cabinet switching valve and a first row of gas switching valves, and the hopper activator nitrogen pressure delivery system comprises a nitrogen buffer device and a nitrogen buffer tank, wherein the input end of the nitrogen buffer device is connected to the nitrogen tank, the output end of the nitrogen buffer device is connected to the nitrogen buffer tank, and the output end of the nitrogen buffer tank is connected to a nitrogen pipe network, so that propylene can be recovered, the enterprise cost is reduced, the enterprise economic efficiency is increased, the VOCs discharge is prevented, and the environmental protection is improved.

The utility model discloses a nitrogen replacement device for a converter gas holder, belongs to the technical field of converter gas holders, and solves the problems of low maintenance efficiency and high cost of the existing converter gas holder. The replacement device comprises a converter gas pressurizing machine, the input end of the converter gas pressurizing machine is communicated with a converter gas cabinet through an inlet pipeline, an inlet valve is arranged on the inlet pipeline, an air inlet is formed in the position, between the inlet valve and the converter gas pressurizing machine, of the inlet pipeline, a sealing plate is arranged on the air inlet, and the converter gas cabinet is arranged on the sealing plate. An outlet valve is arranged at the output end of the converter gas pressurizing machine, an outlet pipeline is arranged on the outlet valve, and the other end of the outlet pipeline is connected with the inlet pipeline. The nitrogen replacement device for the converter gas holder does not need to be connected with a special pipeline during operation, can effectively simplify operation, shorten replacement time and improve maintenance efficiency, and has the advantages of being convenient to use and high in practicability.

The utility model discloses a special gas holder convenient to use, which comprises a base, a main body cabinet is fixedly arranged at the upper end of the base, fixed blocks are fixedly arranged at the upper part and the lower part of the front end of the main body cabinet, a connecting shaft is fixedly arranged between the two fixed blocks, and a cabinet door is movably sleeved on the outer surface of the connecting shaft. According to the special gas holder convenient to use, the hydraulic cylinder is arranged, firstly, the gas tank is placed in the main body holder, the hydraulic cylinder drives the push rod, the push rod drives the limiting frame to move, and under the action of the limiting frame, the limiting of the gas tank can be improved, so that the stability of the gas tank is improved; through the arrangement of the control panel, when the gas tank is placed in the main body cabinet and the interior of the main body cabinet needs to be kept at a constant temperature, the control panel is electrically connected with the measuring head, and the control panel drives the measuring head to measure the temperature in the main body cabinet, so that a worker can conveniently control the temperature in the main body cabinet.

The utility model relates to the technical field of gas storage cabinets, and discloses a low-pressure ball type gas storage cabinet which comprises a base, a lower outer film and an inner film are arranged on the outer surface of the top of the base, an upper outer film is arranged on the top of the lower outer film, the inner film is arranged in the lower outer film, the outer portions of the upper outer film and the lower outer film are both fixedly connected with connecting discs, and the connecting discs are fixedly connected with the base. And through grooves are formed in the positions, located on the front sides and the rear sides of the connecting holes, of the two connecting discs correspondingly, the outer surface of the bottom of one of the multiple through grooves fixedly communicates with an expansion air bag, a pressure sensor is fixedly installed on the outer surface of the connecting plate, and an audible and visual alarm is installed on the side, away from the pressure sensor, of the connecting plate. When the sealing performance between the upper outer film and the lower outer film leaks, the air pressure extrudes the expansion air bag to enable the air bag to expand, the air bag enables the pressure sensor to sense a numerical value and send a signal to the controller, the controller controls the audible and visual alarm to work, and a maintainer is reminded to detect the sealing performance in time.

The utility model discloses a locking shaft of a cabinet body of a high-voltage electrical cabinet in the technical field of high-voltage electrical cabinets, which comprises a shell and a button, one end of the shell is provided with the button, the button is connected with the shell in a sliding manner, one end of the button is provided with a top block, the inner side of the top block is provided with a first spring, the first spring is fixedly connected with the top block, and the top block is provided with a second spring. A first inclined face is arranged at one end of the ejector block, a control block is arranged in the shell, a second inclined face is arranged at one end of the control block, a spring bolt is arranged at the other end of the control block, through the arrangement of the key, the ejector block, the first spring, the first inclined face, the control block, the second inclined face and the spring bolt, the control function of the door lock is achieved, and the door lock is simple in structure and convenient to use. And faults are not prone to occurring, and only the key needs to be pressed to drive the control block to move downwards, so that the lock tongue is driven to extrude the lock catch.

The present invention provides a piston drift warning method and device for a sleeve gas cabinet, relating to the field of gas cabinet detection technology. The sleeve gas cabinet piston drift warning method includes: obtaining the operating height of the piston and the spacing between the edge of the piston and the inner cabinet wall or the inner wall of the sleeve at the same time, wherein the operating height is the height of the piston from the bottom wall of the cabinet; determining the relative positional relationship between the piston and the sleeve based on the relationship between the operating height and the sleeve wall height; and providing a piston drift warning based on the relative positional relationship, the spacing, and the drift allowance. This invention effectively solves the problem of online measurement and warning of piston drift in gas cabinets with inner sleeves.

This invention relates to an online maintenance device and method for leveling guide wheels in a rubber diaphragm-sealed dry gas holder. The online maintenance device for leveling guide wheels includes a vertical lifting device, a horizontal guide rail, a horizontal moving device, a power traction device, and a control system. The vertical lifting device consists of a first lifting device, a second lifting device, and a synchronous drive device. The horizontal moving device is mounted on the horizontal guide rail and consists of a moving trolley and suspended guide wheels. One end of the moving trolley is connected to the power traction device via a traction steel wire rope. This invention enables rapid online maintenance and replacement of leveling guide wheels without shutting down the gas holder; it significantly improves the maintenance efficiency of leveling guide wheels while eliminating energy waste, environmental pollution, and safety risks caused by gas holder shutdowns.

This utility model relates to the field of environmentally friendly gas cabinet technology, specifically an intelligent heat dissipation and gas leakage compensation system for an environmentally friendly gas cabinet. It is detachably installed on the back panel of the gas tank of the environmentally friendly gas cabinet and includes an integrated backpack. The integrated backpack includes a cabinet body with multiple chambers. A gas replenishment structure is connected to the gas tank replenishment valve on the gas tank of the environmentally friendly gas cabinet. The heat dissipation structure includes a semiconductor cooling chip and a water-cooled aluminum plate. The two sides of the semiconductor cooling chip are in contact with the back panel of the gas tank and the water-cooled aluminum plate, respectively. A fan-driven cooling unit is installed on the side of the water-cooled aluminum plate away from the semiconductor cooling chip. When the semiconductor cooling chip is energized, it transfers heat from the back panel of the gas tank to the water-cooled aluminum plate, rapidly cooling the inside of the gas tank. Simultaneously, the fan-driven cooling unit provides air cooling. The air cooling and water cooling work together to ensure stable temperature control inside the gas tank.

The invention provides a gas holder device and a monitoring system of the gas holder device, and the gas holder device comprises a gas holder which is internally provided with a plurality of gas cylinders; the weighing module is positioned in the gas cylinder and is used for monitoring the residual gas in the gas cylinder; the consumption monitoring end is installed on the gas holder, the weighing module is connected with the consumption monitoring end, and the weight change condition of the gas cylinder is sent to the consumption monitoring end in real time; according to the gas cylinder consumption monitoring device, the consumption in the gas cylinder can be monitored in real time, traditional manual counting is replaced, the accuracy of consumption counting is improved, a leakage point can be instantly monitored, a cylinder valve on the gas cylinder is closed in a non-contact mode in combination with an additional interlocking piece, further leakage is prevented from the source, the use safety is improved, and the gas cylinder consumption monitoring device has a wide use range.

The utility model discloses a circuit element gas-insulated switchboard with a protection function, which relates to the technical field of gas-insulated switchboards and comprises a gas-insulated switchboard body. A cover plate is arranged on one side of the inflatable cabinet body, an air inlet is formed in the cover plate, a cooling fan is arranged on the side, away from the cover plate, of the inflatable cabinet body, an air inlet frame is fixedly connected to the inner side of the cover plate, a partition plate is fixedly connected between the inner walls of the air inlet frame, sliding grooves are symmetrically formed in the two sides of the inner walls of the air inlet frame, and a filter screen is slidably connected between the inner walls of the sliding grooves. And the filter screen is positioned above the air inlet. According to the utility model, the non-linear air duct is arranged at the position of the air inlet, so that air passes through a long path before entering the gas-insulated switchgear body, and part of dust on the path falls into the dust collection box under the action of gravity to be collected, so that the heat dissipation of the gas-insulated switchgear body is satisfied, and the dust collection effect is improved. The influence of dust on electrical components can be effectively prevented, and the problem that the dust blocks the air inlet to affect the heat dissipation effect is reduced.