CN112398012B - Self-triggering fireproof switch cabinet - Google Patents

Self-triggering fireproof switch cabinet Download PDF

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Publication number
CN112398012B
CN112398012B CN202011281824.2A CN202011281824A CN112398012B CN 112398012 B CN112398012 B CN 112398012B CN 202011281824 A CN202011281824 A CN 202011281824A CN 112398012 B CN112398012 B CN 112398012B
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Prior art keywords
switch cabinet
shaft
plate
self
transverse
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CN202011281824.2A
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CN112398012A (en
Inventor
郑方靖
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Zhejiang Jiangshan Boao Electric Co ltd
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Zhejiang Jiangshan Boao Electric Co ltd
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/28Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C3/00Fire prevention, containment or extinguishing specially adapted for particular objects or places
    • A62C3/16Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

The invention belongs to the technical field of switch cabinets, in particular to a self-triggering fireproof switch cabinet, which aims at solving the problems that the existing switch cabinet is poor in fireproof performance and has no self-extinguishing function, so that the safety of a low-voltage switch cabinet is poor. According to the invention, the self-triggering device is used for guiding carbon dioxide gas into the switch cabinet when abnormal heat generation occurs in the switch cabinet, so that the occurrence of fire is prevented, and the fan blades are driven to rotate through the flow of the gas, so that the distribution of the carbon dioxide gas is quickened, the heat dissipation is carried out on the switch cabinet, and the use effect of the switch cabinet is improved.

Description

Self-triggering fireproof switch cabinet
Technical Field
The invention relates to the technical field of switch cabinets, in particular to a self-triggering fireproof switch cabinet.
Background
The switch cabinets are arranged according to the needs, such as meters, automatic control, motor magnetic switches, various alternating current contactors and the like, and are also provided with high-voltage chambers and low-voltage chamber switch cabinets, high-voltage buses, such as power plants and the like, and low-cycle load shedding for protecting main equipment, and the low-voltage switch cabinets are suitable for the industries of power plants, petroleum, chemical industry, metallurgy, textile, high-rise buildings and the like and are used for power transmission, power distribution and electric energy conversion.
The existing switch cabinet is poor in fireproof performance and does not have an independent fire extinguishing function, so that the safety of the low-voltage switch cabinet is poor, in addition, when the low-voltage switch cabinet is in a fire disaster, fire is extremely easy to spread to other low-voltage switch cabinets, and larger economic loss is caused, so that the self-triggering fireproof switch cabinet is provided for solving the problems.
Disclosure of Invention
The invention aims to solve the defects that the existing switch cabinet is poor in fireproof performance and does not have an automatic fire extinguishing function, so that the safety of a low-voltage switch cabinet is poor, and in addition, when the low-voltage switch cabinet is in a fire disaster, fire is extremely easy to spread to other low-voltage switch cabinets, so that larger economic loss is caused.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a self-triggering fireproof switch cabinet, includes switch cabinet body and carbon dioxide holding vessel, the mounting hole has been seted up to switch cabinet body top one side, and fixed mounting has been heated a section of thick bamboo in the mounting hole, and heated a section of thick bamboo top fixed mounting has the box, carbon dioxide holding vessel fixed mounting is at the top of switch cabinet body, and carbon dioxide holding vessel gas outlet intercommunication has the one end of outlet duct, and the other end and the box one side of outlet duct are linked together, and the box opposite side intercommunication has the one end of communicating pipe, and the other end and the switch cabinet body one side of communicating pipe are linked together, sliding seal installs the baffle in the box, and the through-hole has been seted up to baffle one side, sliding seal installs the piston plate in the heated a section of thick bamboo, and the same connecting plate of one side fixed mounting that is close to each other has been seted up the draw-in groove, open and fixedly connected with compression spring's one end has been seted up on the inner wall of heated a section of thick bamboo one side, the other end of the compression spring is fixedly provided with a clamping plate, the clamping plate is movably abutted to one side of the connecting plate and is matched with the clamping groove, one side of the switch cabinet body is provided with two transverse holes, a transverse shaft and a connecting shaft are respectively rotatably arranged in the two transverse holes, one end of the connecting shaft extends to the inside of the communicating pipe, a plurality of blades are fixedly arranged outside the connecting shaft and are respectively arranged in the communicating pipe, a driving gear and a driven gear are respectively fixedly arranged on the connecting shaft and the transverse shaft, the driving gear is meshed with the driven gear, two rotating plates are rotatably sleeved outside the transverse shaft, the bottom of each rotating plate is fixedly provided with the same transverse plate, two vertical holes are formed in the top of each transverse plate, vertical shafts are rotatably arranged in the two vertical holes, fan blades are fixedly arranged at the bottom ends of the two vertical shafts, a first bevel gear is fixedly arranged at the top ends of the two vertical shafts, two second bevel gears are fixedly mounted on the transverse shaft, the two first bevel gears are respectively meshed with the corresponding second bevel gears, one side of the rotary table is fixedly mounted at the other end of the connecting shaft, a round shaft is fixedly mounted at the bottom of the other side of the rotary table, a connecting groove is formed in one side of the rotary plate, close to one side of the connecting shaft, of the two rotary plates, and the round shaft is movably abutted to inner walls of the front side and the rear side of the connecting groove.
Preferably, one end of a reset spring is fixedly connected to the top of the piston plate, and the other end of the reset spring is fixedly connected with the inner wall of the top of the heated cylinder to reset the piston plate.
Preferably, one end of a pull rod is fixedly arranged on the other side of the clamping plate, and a pull ring is fixedly arranged at the other end of the pull rod, so that the clamping plate can be conveniently controlled to move.
Preferably, one end of a guide rod is fixedly connected to the other side of the clamping plate, and the heated cylinder is sleeved on the outer side of the guide rod in a sliding manner to guide the clamping plate in a transverse sliding manner.
Preferably, the outside of the vertical shaft is fixedly sleeved with a limiting shaft sleeve, the limiting shaft sleeve is movably abutted with the top of the transverse plate, and the vertical shaft is limited in vertical movement.
Preferably, the sealing ring is fixedly sleeved on the outer side of the connecting shaft, and the communicating pipe is rotatably and hermetically sleeved on the outer side of the sealing ring to seal the communicating pipe.
Preferably, the communicating holes are formed in the top of the heated cylinder and the bottom of the box body, and the connecting plates are slidably mounted in the two communicating holes, so that the connecting plates are convenient to mount and are slidably guided.
Preferably, an installation groove is formed in the inner wall of the other side of the switch cabinet body, and the other end of the transverse shaft is rotatably installed in the installation groove to rotatably position the transverse shaft.
In the self-triggering fireproof switch cabinet, when the switch cabinet body abnormally heats and fires, firstly, the heated cylinder heats under the action of heat in the switch cabinet body, then air in the heated cylinder expands under the action of heat to push the second piston plate to move upwards, the piston plate drives the connecting plate and the baffle to move upwards, the baffle moves upwards to enable the air outlet pipe and the communicating pipe to conduct through the through hole, carbon dioxide gas in the carbon dioxide storage tank enters the switch cabinet body under the action of internal pressure and through the air outlet pipe, the through hole and the communicating pipe, the concentration of carbon dioxide in the switch cabinet body is increased, the fire condition of the switch cabinet body is blocked, the switch cabinet body is prevented from being damaged, and when the connecting plate moves upwards to the condition that the clamping groove is flush with the clamping plate, the compression spring is in a compression state initially, the compression spring stretches and pushes the clamping plate to move to one side under the action of self elastic force, the clamping plate is clamped into the clamping groove, the connecting plate is fixed, the baffle is fixed, the carbon dioxide passage is kept on, carbon dioxide is kept to be continuously led into the switch cabinet body to extinguish fire and cool the switch cabinet body, meanwhile, when carbon dioxide passes through the communicating pipe, the connecting shaft is driven by pushing the blades on the connecting shaft to rotate, the connecting shaft drives the driving gear to rotate, the driving gear drives the driven gear to rotate, the driven gear drives the transverse shaft to rotate, the transverse shaft drives the two second bevel gears to rotate, the two second bevel gears respectively drive the corresponding first bevel gears to rotate at high speed, the two first bevel gears respectively drive the two blades to rotate through the corresponding vertical shafts, the air flow in the switch cabinet body is accelerated, the distribution of the carbon dioxide and the heat dissipation speed of the switch cabinet body are accelerated, meanwhile, the connecting shaft rotates and drives the rotary table to rotate, the rotary table drives the round shaft to do circular motion based on the axle center of the connecting shaft, and the round shaft drives the rotary plate to swing back and forth based on the left and right of the transverse shaft through the abutting joint of the round shaft and the inner walls of the front side and the rear side of the connecting groove, so that the blowing angle of the fan blade is continuously changed, and the distribution uniformity degree of carbon dioxide gas and the heat dissipation efficiency of the switch cabinet body are further improved;
according to the self-triggering fireproof switch cabinet, when dangerous conditions in the switch cabinet body are completely controlled, the pull ring is pulled, and the pull ring drives the clamping plate to move to one side through the pull rod and is separated from the connection with the clamping groove, so that the connection plate is separated from the fixation, the piston plate is reset to move downwards under the action of the elasticity of the reset spring, the piston plate drives the baffle to move downwards through the connection plate, one end of the air outlet pipe is blocked through the baffle, and therefore the gas in the carbon dioxide storage tank is prevented from being continuously led out;
the self-triggering device is reasonable in structural design, carbon dioxide gas is led into the switch cabinet when the switch cabinet works abnormally and generates heat to generate fire, the occurrence of fire is prevented, the fan blades are driven to rotate through the flowing of the gas, the distribution of the carbon dioxide gas is accelerated, the heat of the switch cabinet is dissipated, the using effect of the switch cabinet is improved, and the reliability is high.
Drawings
Fig. 1 is a schematic structural diagram of a self-triggering fireproof switch cabinet according to the present invention;
fig. 2 is a schematic structural diagram of a portion a of a self-triggering fireproof switch cabinet according to the present invention;
fig. 3 is a schematic structural diagram of a portion B of a self-triggering fireproof switch cabinet according to the present invention;
fig. 4 is a schematic structural diagram of a portion C of a self-triggering fireproof switch cabinet according to the present invention;
fig. 5 is a view of the connecting shaft and blades and right side view of the present invention.
In fig. 1-5: 1. a switch cabinet body; 2. a carbon dioxide storage tank; 3. a heated barrel; 4. a case; 5. an air outlet pipe; 6. a communicating pipe; 7. a baffle; 8. a through hole; 9. a piston plate; 10. a return spring; 11. a connecting plate; 12. a clamping groove; 13. a pull rod; 14. a clamping plate; 15. a compression spring; 16. a pull ring; 17. a connecting shaft; 18. a horizontal axis; 19. a blade; 20. a drive gear; 21. a driven gear; 22. a rotating plate; 23. a cross plate; 24. a vertical axis; 25. a fan blade; 26. a first bevel gear; 27. a second bevel gear; 28. a turntable; 29. a circular shaft; 30. a connecting groove; 31. a limiting shaft sleeve; 32. a guide rod; 33. and (3) sealing rings.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-5, a self-triggering fireproof switch cabinet comprises a switch cabinet body 1 and a carbon dioxide storage tank 2, wherein a mounting hole is formed in one side of the top of the switch cabinet body 1, a heated cylinder 3 is fixedly arranged in the mounting hole, a box body 4 is fixedly arranged at the top of the heated cylinder 3, the carbon dioxide storage tank 2 is fixedly arranged at the top of the switch cabinet body 1, an air outlet of the carbon dioxide storage tank 2 is communicated with one end of an air outlet pipe 5, the other end of the air outlet pipe 5 is communicated with one side of the box body 4, the other side of the box body 4 is communicated with one end of a communicating pipe 6, the other end of the communicating pipe 6 is communicated with one side of the switch cabinet body 1, a baffle 7 is arranged in a sliding seal manner in the box body 4, a through hole 8 is formed in one side of the baffle 7, a sliding seal 9 is arranged in the heated cylinder 3, one side, close to each other sides of the piston plate 9 and the baffle 7 are fixedly arranged with the same connecting plate 11, a clamping groove 12 is formed in one side of the connecting plate 11, an opening is formed on the inner wall of one side of the heated cylinder 3, one end of the compressed spring 15 is fixedly connected, a clamping plate 14 is fixedly arranged at the other end of the compressed spring 15, the clamping plate 14 is movably abutted against one side of the connecting plate 11 and is matched with the clamping groove 12, two transverse holes are formed on one side of the switch cabinet body 1, a transverse shaft 18 and a connecting shaft 17 are respectively rotatably arranged in the two transverse holes, one end of the connecting shaft 17 extends into the communicating pipe 6, a plurality of blades 19 are fixedly arranged outside the connecting shaft 17, the blades 19 are respectively arranged in the communicating pipe 6, a driving gear 20 and a driven gear 21 are respectively fixedly arranged on the connecting shaft 17 and the transverse shaft 18, the driving gear 20 is meshed with the driven gear 21, two rotary plates 22 are rotatably sleeved outside the transverse shaft 18, the same transverse plate 23 is fixedly arranged at the bottom of the two rotary plates 22, two vertical holes are formed in the top of the transverse plate 23, the vertical shafts 24 are rotatably arranged in the two vertical holes, the fan blades 25 are fixedly arranged at the bottom ends of the two vertical shafts 24, the first bevel gears 26 are fixedly arranged at the top ends of the two vertical shafts 24, the two second bevel gears 27 are fixedly arranged on the transverse shafts 18, the two first bevel gears 26 are respectively meshed with the corresponding second bevel gears 27, one side of the turntable 28 is fixedly arranged at the other end of the connecting shaft 17, the round shaft 29 is fixedly arranged at the bottom of the other side of the turntable 28, the connecting groove 30 is formed in one side, close to the connecting shaft 17, of the two rotating plates 22, and the round shaft 29 is movably abutted to the inner walls of the front side and the rear side of the connecting groove 30.
In this embodiment, one end of a return spring 10 is fixedly connected to the top of the piston plate 9, and the other end of the return spring 10 is fixedly connected to the inner wall of the top of the heated cylinder 3 to return the piston plate 9.
In this embodiment, one end of a pull rod 13 is fixedly mounted on the other side of the clamping plate 14, and a pull ring 16 is fixedly mounted on the other end of the pull rod 13, so that movement of the clamping plate 14 can be controlled conveniently.
In this embodiment, one end of the guide rod 32 is fixedly connected to the other side of the clamping plate 14, and the heated cylinder 3 is slidably sleeved on the outer side of the guide rod 32 to guide the clamping plate 14 in a transverse sliding manner.
In this embodiment, the outer side of the vertical shaft 24 is fixedly sleeved with a limiting shaft sleeve 31, and the limiting shaft sleeve 31 is movably abutted with the top of the transverse plate 23 to limit the vertical movement of the vertical shaft 24.
In this embodiment, the sealing ring 33 is fixedly sleeved on the outer side of the connecting shaft 17, and the communicating pipe 6 is rotatably and hermetically sleeved on the outer side of the sealing ring 33 to seal the communicating pipe 6.
In this embodiment, the communicating holes are formed at the top of the heated cylinder 3 and at the bottom of the box 4, and the connecting plate 11 is slidably mounted in the two communicating holes, so as to facilitate the installation of the connecting plate 11 and slidably guide the connecting plate 11.
In this embodiment, an installation groove is formed in the inner wall of the other side of the switch cabinet body 1, and the other end of the transverse shaft 18 is rotatably installed in the installation groove to rotatably position the transverse shaft 18.
In this embodiment, when the switch cabinet body 1 is abnormally heated and is about to generate fire during use, firstly, the heated cylinder 3 is heated by the heat action in the switch cabinet body 1, then the air in the heated cylinder 3 is heated and expanded to push the second piston plate 9 to move upwards, the piston plate 9 drives the connecting plate 11 and the baffle plate 7 to move upwards, the baffle plate 7 moves upwards to enable the air outlet pipe 5 and the communicating pipe 6 to conduct through the through hole 8, carbon dioxide gas in the carbon dioxide storage tank 2 enters the switch cabinet body 1 under the action of internal pressure and through the air outlet pipe 5, the through hole 8 and the communicating pipe 6, the concentration of carbon dioxide in the switch cabinet body 1 is increased, the condition that the switch cabinet body 1 is blocked from fire is caused, the switch cabinet body 1 is prevented from being damaged, when the connecting plate 11 moves upwards to the condition that the clamping groove 12 is flush with the clamping plate 14, the compression spring 15 is in a compressed state initially, the compression spring 15 stretches under the action of self elastic force and pushes the clamping plate 14 to move to one side, the clamping groove 12 is enabled to clamp the clamping plate 14 to fix the connecting plate 11, thereby keeping the carbon dioxide gas in the carbon dioxide storage tank 2 to conduct the through hole, the carbon dioxide gas in the cross shaft, the carbon dioxide gas keeps the conduction, the carbon dioxide gas in the switch cabinet body enters the inside the switch cabinet body through the through hole 5, the through hole 8 and the connecting shaft is continuously connected with the bevel gear 20, the driven gear 17 is driven by the bevel gear 20, and the bevel gear 20 is driven by the drive gear 17 to rotate, the bevel gear 17 rotates correspondingly, and the driven gear 17 rotates, and the bevel gear 20 rotates, and the driven gear 20 rotates correspondingly, and the driven gear 20 rotates, and the driven gear shaft 17 rotates, and the bevel gear 20 rotates when the drive gear 20 rotates and the bevel gear 20, the two first bevel gears 26 drive the two fan blades 25 to rotate through the corresponding vertical shafts 24 respectively, the air flow in the switch cabinet body 1 is quickened, the distribution of carbon dioxide gas and the heat dissipation speed of the switch cabinet body 1 are quickened, the connecting shafts 17 rotate and simultaneously drive the rotary table 28 to rotate, the rotary table 28 drives the round shaft 29 to do circular motion based on the axle center of the connecting shafts 17, the round shaft 29 drives the rotary plate 22 to swing back and forth based on the transverse shafts 18 through the abutting joint of the inner walls of the front side and the rear side of the connecting grooves 30, the blowing angle of the fan blades 25 is changed continuously, the distribution uniformity degree of the carbon dioxide gas and the heat dissipation efficiency of the switch cabinet body 1 are further improved, when the dangerous conditions in the switch cabinet body 1 are fully controlled, the pull ring 16 drives the clamping plate 14 to move to one side through the pull ring 13 and is separated from the connection with the clamping groove 12, the fixing of the connecting plate 11 is separated, the piston plate 9 moves downwards under the elastic force of the reset spring 10, the piston plate 9 drives the baffle 7 to move downwards through the connecting plate 11, one end of the baffle 7 to seal the air outlet pipe 5, and accordingly the air in the storage tank 2 is prevented from being continuously led out.

Claims (7)

1. The utility model provides a self-triggering fireproof switch cabinet, includes switch cabinet body (1) and carbon dioxide holding vessel (2), its characterized in that, mounting hole has been seted up on one side of switch cabinet body (1) top, and fixed mounting has a section of thick bamboo (3) that is heated in the mounting hole, and fixed mounting has box (4) on the top of a section of thick bamboo (3) that is heated, carbon dioxide holding vessel (2) fixed mounting is at the top of switch cabinet body (1), and carbon dioxide holding vessel (2) gas outlet intercommunication has the one end of outlet duct (5), and the other end of outlet duct (5) is linked together with one side of box (4), and box (4) opposite side intercommunication has one end of communicating pipe (6), and the other end of communicating pipe (6) is linked together with one side of switch cabinet body (1), sliding seal installs baffle (7) in box (4), and through-hole (8) have been seted up on one side of baffle (7), sliding seal installs piston plate (9) in heating barrel (3), and one side that baffle (7) are close to each other fixedly installs same connecting plate (11), and connecting plate (11) one side is opened and is equipped with draw-in groove (12), one side of connecting plate (3) is equipped with compression spring (15) and one side is connected with compression end (15), the clamping plate (14) is movably abutted to one side of the connecting plate (11) and is matched with the clamping groove (12), two transverse holes are formed in one side of the switch cabinet body (1), a transverse shaft (18) and a connecting shaft (17) are rotatably mounted in the two transverse holes respectively, one end of the connecting shaft (17) extends to the inside of the communicating pipe (6), a plurality of blades (19) are fixedly mounted on the outer side of the connecting shaft (17), the blades (19) are arranged in the communicating pipe (6), a driving gear (20) and a driven gear (21) are fixedly mounted on the connecting shaft (17) and the transverse shaft (18) respectively, the driving gear (20) is meshed with the driven gear (21), two rotating plates (22) are rotatably sleeved on the outer side of the transverse shaft (18), the same transverse plate (23) is fixedly mounted at the bottom of the two rotating plates (22), two vertical holes are formed in the tops of the transverse plate (23), a vertical shaft (24) are rotatably mounted in the two vertical shafts, fan blades (25) are fixedly mounted at the bottom ends of the two vertical shafts (24), a first bevel gear (26) is fixedly mounted on the top end of the two vertical shafts (24), a second bevel gear (26) is fixedly mounted on the other bevel gear (27), a second bevel gear (27) is fixedly mounted on one side of the second bevel gear (27) and fixedly mounted on the other bevel gear (27), the rotary table (28) is characterized in that a round shaft (29) is fixedly arranged at the bottom of the other side of the rotary table (28), a connecting groove (30) is formed in one side of the rotary plate (22) which is close to one side of the connecting shaft (17), the round shaft (29) is movably abutted to the inner walls of the front side and the rear side of the connecting groove (30), communication holes are formed in the top of the heated cylinder (3) and the bottom of the box body (4), and the connecting plate (11) is slidably arranged in the two communication holes.
2. The self-triggering fireproof switch cabinet according to claim 1, wherein one end of a return spring (10) is fixedly connected to the top of the piston plate (9), and the other end of the return spring (10) is fixedly connected with the inner wall of the top of the heated cylinder (3).
3. A self-triggering fireproof switch cabinet according to claim 1, wherein one end of a pull rod (13) is fixedly arranged on the other side of the clamping plate (14), and a pull ring (16) is fixedly arranged on the other end of the pull rod (13).
4. The self-triggering fireproof switch cabinet according to claim 1, wherein one end of a guide rod (32) is fixedly connected to the other side of the clamping plate (14), and the heated cylinder (3) is in sliding sleeve connection with the outer side of the guide rod (32).
5. The self-triggering fireproof switch cabinet according to claim 1, wherein a limiting shaft sleeve (31) is fixedly sleeved on the outer side of the vertical shaft (24), and the limiting shaft sleeve (31) is movably abutted to the top of the transverse plate (23).
6. A self-triggering fireproof switch cabinet according to claim 1, wherein the outer side of the connecting shaft (17) is fixedly sleeved with a sealing ring (33), and the communicating pipe (6) is rotatably and hermetically sleeved on the outer side of the sealing ring (33).
7. A self-triggering fireproof switch cabinet according to claim 1, wherein the inner wall of the other side of the switch cabinet body (1) is provided with a mounting groove, and the other end of the transverse shaft (18) is rotatably arranged in the mounting groove.
CN202011281824.2A 2020-11-16 2020-11-16 Self-triggering fireproof switch cabinet Active CN112398012B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011281824.2A CN112398012B (en) 2020-11-16 2020-11-16 Self-triggering fireproof switch cabinet

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Application Number Priority Date Filing Date Title
CN202011281824.2A CN112398012B (en) 2020-11-16 2020-11-16 Self-triggering fireproof switch cabinet

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CN112398012A CN112398012A (en) 2021-02-23
CN112398012B true CN112398012B (en) 2023-05-12

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CN113258462B (en) * 2021-06-28 2021-10-01 山东万海电气科技有限公司 Switch cabinet with self-triggering fire protection system
CN114344776B (en) * 2022-01-06 2022-10-11 浙江华神消防科技有限公司 Novel fire extinguishing device and preparation method
CN115764582A (en) * 2022-12-02 2023-03-07 上海蓝箭电控设备南通有限公司 Switch board with fire prevention alarming function
CN117117690B (en) * 2023-10-23 2024-02-23 大庆腾辉石油工程技术服务有限公司 Independent partition high-low voltage switch cabinet
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JPH01238881A (en) * 1988-03-22 1989-09-25 Hitachi Cable Ltd Preventive method for duct
CN208461263U (en) * 2018-07-02 2019-02-01 河南太能电气股份有限公司 A kind of energy-saving radiating type distribution box
CN209993926U (en) * 2019-05-20 2020-01-24 南通滨睿智能科技有限公司 Automatic cooling transformer box
CN210273297U (en) * 2019-09-19 2020-04-07 临沂联发送变电工程有限公司 Novel KYN middle-placed high-voltage switch cabinet device
CN210326650U (en) * 2019-08-22 2020-04-14 苏州琦少工程科技有限公司 Fireproof low-voltage switch cabinet

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01238881A (en) * 1988-03-22 1989-09-25 Hitachi Cable Ltd Preventive method for duct
CN208461263U (en) * 2018-07-02 2019-02-01 河南太能电气股份有限公司 A kind of energy-saving radiating type distribution box
CN209993926U (en) * 2019-05-20 2020-01-24 南通滨睿智能科技有限公司 Automatic cooling transformer box
CN210326650U (en) * 2019-08-22 2020-04-14 苏州琦少工程科技有限公司 Fireproof low-voltage switch cabinet
CN210273297U (en) * 2019-09-19 2020-04-07 临沂联发送变电工程有限公司 Novel KYN middle-placed high-voltage switch cabinet device

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Denomination of invention: A self triggering fireproof switch cabinet

Effective date of registration: 20230924

Granted publication date: 20230512

Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Jiangshan Qinghu Small and Micro Specialized Branch

Pledgor: Zhejiang Jiangshan Boao Electric Co.,Ltd.

Registration number: Y2023980058615