CN220294022U - Power distribution cabinet with automatic fire extinguishing function - Google Patents
Power distribution cabinet with automatic fire extinguishing function Download PDFInfo
- Publication number
- CN220294022U CN220294022U CN202321729421.9U CN202321729421U CN220294022U CN 220294022 U CN220294022 U CN 220294022U CN 202321729421 U CN202321729421 U CN 202321729421U CN 220294022 U CN220294022 U CN 220294022U
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- CN
- China
- Prior art keywords
- power distribution
- distribution cabinet
- fire extinguishing
- automatic fire
- extinguishing function
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 21
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 239000000779 smoke Substances 0.000 claims abstract description 16
- 239000007921 spray Substances 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000003028 elevating effect Effects 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model discloses a power distribution cabinet with an automatic fire extinguishing function, and relates to the technical field of power distribution cabinet fire extinguishment. When internal elements are in fire, smoke sensors distributed in the power distribution cabinet sense smoke in advance and feed the smoke back to the controller through an internal signal cable, then a PLC control end automatically starts an internal electric telescopic rod, the output end of the electric telescopic rod pulls a push rod, the push rod pulls a baffle inwards along the central axis of a hinged sleeve, and the baffle shields a vent hole of the power distribution cabinet body, so that the device is isolated from external air, and centralized control safety of the whole power distribution room is ensured; meanwhile, the high-pressure air pump on the outer side pumps carbon dioxide in the carbon dioxide storage tank into the folding telescopic pipe from the air guide bent pipe, blows the folding telescopic pipe into the movable frame, finally ejects carbon dioxide from the high-pressure spray head, and can translate up and down along the outer wall surface of the supporting seat under gear transmission, so that the high-pressure spray head is driven to translate up and down, the appointed ignition position is automatically reached, and accurate fire extinguishing is completed.
Description
Technical Field
The utility model relates to the technical field of power distribution cabinet fire extinguishment, in particular to a power distribution cabinet with an automatic fire extinguishment function.
Background
The power distribution cabinet is a final-stage device of a power distribution system, is a generic name of a motor control center and is used in occasions with scattered loads and fewer loops; the motor control center is used for occasions with concentrated loads and more loops, the equipment is used for providing protection, monitoring and control for the loads, the power distribution cabinet is generally installed outdoors and is in an unattended state, the surrounding environment is severe, fire is easily caused due to temperature change and electric power operation, the existing power distribution cabinet cannot automatically extinguish fire when the fire happens, manual fire extinguishment is needed, hidden danger is high, and the risk is high; once the power distribution cabinet breaks down to cause a fire disaster, manual fire extinguishing is needed through an administrator, and when the power distribution cabinet is far away from the management station, the administrator is difficult to arrive at the scene in time, serious power accidents are caused, and huge economic losses are caused.
Disclosure of Invention
The utility model adopts the following technical scheme for realizing the purposes:
the device can continuously keep a ventilation state in a conventional state, namely the baffle is always in an open position, when internal elements are in fire, smoke sensors distributed in the power distribution cabinet sense smoke in advance and feed the smoke back to the controller through an internal signal cable, then the PLC control end automatically starts an internal electric telescopic rod, the output end of the electric telescopic rod pulls a push rod, the push rod pulls the baffle inwards along the central axis of the hinged sleeve, and the baffle shields the ventilation hole of the power distribution cabinet body, so that the device is isolated from external air, and centralized control safety of the whole power distribution room is ensured; meanwhile, the high-pressure air pump on the outer side pumps carbon dioxide in the carbon dioxide storage tank into the folding telescopic pipe from the air guide bent pipe, blows the folding telescopic pipe into the movable frame, and finally ejects the carbon dioxide from the high-pressure spray head, so that the fire extinguishing effect is achieved. In the fire extinguishing process, the running stepping motor drives the transmission shaft to rotate, the transmission shaft drives the limit gear welded on the outer wall to rotate, and the outer teeth of the limit gear are meshed with the embedded racks, so that the movable frame can translate up and down along the outer wall surface of the supporting seat under the transmission of the gears, thereby driving the high-pressure spray head to translate up and down, automatically achieving the specified ignition position and completing accurate fire extinguishing.
The utility model provides a take switch board of automatic fire extinguishing function, includes the switch board body, and the inside of switch board body is provided with fire extinguishing mechanism, its characterized in that, fire extinguishing mechanism includes carbon dioxide storage tank, high-pressure aspiration pump, air guide return bend, adjustable shelf and high-pressure nozzle, the top of carbon dioxide storage tank pass through the pipeline with the input fixed connection of high-pressure aspiration pump, the air inlet of air guide return bend with the output fixed connection of high-pressure aspiration pump, adjustable shelf swing joint is in the inside of switch board body, high-pressure nozzle threaded connection is in the outside of adjustable shelf, the outside of adjustable shelf still is provided with elevating system.
Further, the lifting part comprises a supporting seat, a stepping motor, a transmission shaft and a limiting gear, one side of the supporting seat is fixedly connected with the inner wall surface of the power distribution cabinet body, the stepping motor is in threaded connection with one side of the movable frame, one end of the transmission shaft is fixedly connected with a motor shaft of the stepping motor through a coupler, and the middle of the limiting gear is fixedly connected with the outer wall of the transmission shaft.
Further, an embedded rack meshed with the outer gear of the limit gear is further arranged in the supporting seat.
Further, baffle plates are hinged to two sides of the power distribution cabinet body.
Further, the inner side of the baffle is also provided with an electric telescopic rod, a push rod and a hinge sleeve, the electric telescopic rod is in threaded connection with the top of the supporting seat, the inner side of the push rod is fixedly connected with the output end of the electric telescopic rod, and the middle part of the hinge sleeve is hinged with the outer side of the push rod.
Further, the lower end of the air guide elbow is also provided with a folding telescopic pipe, and two sides of the folding telescopic pipe are fixedly connected with one side of the air guide elbow and one side of the high-pressure spray head respectively.
Further, the inside of switch board body still distributes and has a plurality of equidistant smoke transducer of distributing of group.
Further, a controller is further arranged on the outer side of the power distribution cabinet body.
The beneficial effects of the utility model are as follows:
1. according to the utility model, the ventilation state can be continuously maintained in the normal state, namely, the baffle is always in the open position, when internal elements are in fire, smoke sensors distributed in the power distribution cabinet sense smoke in advance, the smoke sensors are fed back into the controller through an internal signal cable, then the PLC control end automatically starts an internal electric telescopic rod, the output end of the electric telescopic rod pulls a push rod, the push rod pulls the baffle inwards along the central axis of the hinging sleeve, and the baffle shields the ventilation hole of the power distribution cabinet body, so that the device is isolated from external air, and centralized control safety of the whole power distribution room is ensured; meanwhile, the high-pressure air pump on the outer side pumps carbon dioxide in the carbon dioxide storage tank into the folding telescopic pipe from the air guide bent pipe, blows the folding telescopic pipe into the movable frame, and finally ejects the carbon dioxide from the high-pressure spray head, so that the fire extinguishing effect is achieved.
2. In the fire extinguishing process, the running stepping motor drives the transmission shaft to rotate, the transmission shaft drives the limit gear welded on the outer wall to rotate, and the outer teeth of the limit gear are meshed with the embedded racks, so that the movable frame can translate up and down along the outer wall surface of the supporting seat under the transmission of the gear, thereby driving the high-pressure spray head to translate up and down, automatically reaching the appointed ignition position and completing accurate fire extinguishing.
Drawings
FIG. 1 is a schematic diagram of the distribution of the fire extinguishing mechanism of the present utility model;
fig. 2 is a schematic structural view of the back of the power distribution cabinet body of the present utility model;
FIG. 3 is a schematic view of the configuration of the folding bellows of the present utility model;
fig. 4 is an enlarged view of the lifting part of the present utility model;
FIG. 5 is a schematic diagram of the distribution of limiting gears according to the present utility model;
FIG. 6 is an effect diagram of the "closed" of the power distribution cabinet of the present utility model;
reference numerals: 1. a power distribution cabinet body; 2. a fire extinguishing mechanism; 21. a carbon dioxide storage tank; 22. a high pressure suction pump; 23. an air guide elbow; 24. a movable frame; 25. a high pressure nozzle; 3. a lifting part; 31. a support base; 32. a stepping motor; 33. a transmission shaft; 34. a limit gear; 4. a rack is embedded; 5. a baffle; 6. an electric telescopic rod; 7. a push rod; 8. a hinged sleeve; 9. folding the telescopic pipe; 10. a smoke sensor; 11. and a controller.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
The utility model provides a take switch board of automatic fire extinguishing function, switch board transfer power switch board and illumination switch board, measurement cabinet are the last-stage equipment of distribution system, and the switch board is the generic term of motor control center, and the switch board uses in the occasion that the load is more dispersed, the return circuit is less; the motor control center is used for occasions with concentrated loads and more loops, the equipment is used for providing protection, monitoring and control for the loads, the power distribution cabinet is generally installed outdoors and is in an unattended state, the surrounding environment is severe, fire is easily caused due to temperature change and electric power operation, the existing power distribution cabinet cannot automatically extinguish fire when the fire happens, manual fire extinguishment is needed, hidden danger is high, and the risk is high; once the power distribution cabinet breaks down to cause fire, the fire must be manually extinguished through an administrator, and when the power distribution cabinet is far away from the management station, the administrator is difficult to arrive at the scene in time, serious electric power accidents are caused, and huge economic losses can be caused.
The utility model provides a take switch board of automatic fire extinguishing function, includes switch board body 1, and the inside of switch board body 1 is provided with fire extinguishing mechanism 2.
As shown in fig. 1-3, in some embodiments, the fire extinguishing mechanism 2 includes a carbon dioxide storage tank 21, a high-pressure air pump 22, an air guide elbow 23, a movable frame 24 and a high-pressure spray nozzle 25, the top of the carbon dioxide storage tank 21 is fixedly connected with the input end of the high-pressure air pump 22 through a pipeline, the air inlet end of the air guide elbow 23 is fixedly connected with the output end of the high-pressure air pump 22, the movable frame 24 is movably connected in the power distribution cabinet body 1, the high-pressure spray nozzle 25 is in threaded connection with the outer side of the movable frame 24, a lifting part 3 is further arranged on the outer side of the movable frame 24, baffles 5 are further hinged on two sides of the power distribution cabinet body 1, an electric telescopic rod 6, a push rod 7 and a hinging sleeve 8 are further arranged on the inner side of the baffles 5, the electric telescopic rod 6 is in threaded connection with the top of a supporting seat 31, the middle of the hinging sleeve 8 is hinged with the outer side of the push rod 7, a plurality of groups of smoke sensors 10 distributed at equal intervals are further distributed in the power distribution cabinet body 1, and a controller 11 is further arranged on the outer side of the power distribution cabinet body 1.
In this embodiment: the ventilation state can be continuously kept in the normal state, namely the baffle 5 is always in the open position, when internal elements are in fire, smoke is sensed by the smoke sensors 10 distributed in the power distribution cabinet in advance, the smoke is fed back to the controller 11 through the internal signal cable, then the PLC control end automatically starts the internal electric telescopic rod 6, the output end of the electric telescopic rod 6 pulls the push rod 7, the push rod 7 pulls the baffle 5 inwards along the central axis of the hinged sleeve 8, and the baffle 5 shields the ventilation holes of the power distribution cabinet body 1, so that the device is isolated from external air, and the centralized control safety of the whole power distribution room is ensured; at the same time, the high-pressure air pump 22 on the outer side pumps the carbon dioxide in the carbon dioxide storage tank 21 into the folding telescopic pipe 9 from the air guide bent pipe 23, blows the carbon dioxide from the folding telescopic pipe 9 into the movable frame 24, and finally ejects the carbon dioxide from the high-pressure spray head 25, thereby achieving the fire extinguishing effect.
As shown in fig. 3-6, in some embodiments, the lifting part 3 includes a supporting seat 31, a stepping motor 32, a transmission shaft 33 and a limit gear 34, one side of the supporting seat 31 is fixedly connected with an inner wall surface of the power distribution cabinet body 1, the stepping motor 32 is in threaded connection with one side of the movable frame 24, one end of the transmission shaft 33 is fixedly connected with a motor shaft of the stepping motor 32 through a coupler, the middle part of the limit gear 34 is fixedly connected with an outer wall of the transmission shaft 33, an embedded rack 4 meshed with an outer gear of the limit gear 34 is further arranged in the supporting seat 31, a folding telescopic pipe 9 is further arranged at the lower end of the air guide bent pipe 23, and two sides of the folding telescopic pipe 9 are respectively fixedly connected with one side of the air guide bent pipe 23 and one side of the high-pressure nozzle 25.
In this embodiment: in the fire extinguishing process, the running stepping motor 32 drives the transmission shaft 33 to rotate, the transmission shaft 33 drives the limit gear 34 welded on the outer wall to rotate, and the outer teeth of the limit gear 34 are meshed with the embedded toothed bar 4, so that the movable frame 24 can translate up and down along the outer wall surface of the supporting seat 31 under the transmission of the gear, thereby driving the high-pressure spray head 25 to translate up and down, automatically reaching the appointed ignition position and completing accurate fire extinguishing.
It should be noted that: the folding telescopic pipe 9 is a telescopic metal hose, plays a displacement compensation effect in the lifting process of the movable frame 24, and ensures the carbon dioxide spraying amount of the high-pressure spray head 25.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a take switch board of automatic fire extinguishing function, includes switch board body (1), the inside of switch board body (1) is provided with fire extinguishing mechanism (2), a serial communication port, fire extinguishing mechanism (2) are including carbon dioxide storage tank (21), high-pressure aspiration pump (22), air guide return bend (23), movable frame (24) and high-pressure nozzle (25), the top of carbon dioxide storage tank (21) pass through the pipeline with the input fixed connection of high-pressure aspiration pump (22), the air inlet of air guide return bend (23) with the output fixed connection of high-pressure aspiration pump (22), movable frame (24) swing joint is in the inside of switch board body (1), high-pressure nozzle (25) threaded connection is in the outside of movable frame (24), the outside of movable frame (24) still is provided with elevating part (3).
2. The power distribution cabinet with the automatic fire extinguishing function according to claim 1, wherein the lifting part (3) comprises a supporting seat (31), a stepping motor (32), a transmission shaft (33) and a limiting gear (34), one side of the supporting seat (31) is fixedly connected with the inner wall surface of the power distribution cabinet body (1), the stepping motor (32) is in threaded connection with one side of the movable frame (24), one end of the transmission shaft (33) is fixedly connected with a motor shaft of the stepping motor (32) through a coupler, and the middle part of the limiting gear (34) is fixedly connected with the outer wall of the transmission shaft (33).
3. The power distribution cabinet with the automatic fire extinguishing function according to claim 2, wherein an embedded rack (4) meshed with the external gear of the limiting gear (34) is further arranged inside the supporting seat (31).
4. A power distribution cabinet with an automatic fire extinguishing function according to claim 3, characterized in that the two sides of the power distribution cabinet body (1) are also hinged with baffle plates (5).
5. The power distribution cabinet with the automatic fire extinguishing function according to claim 4, wherein an electric telescopic rod (6), a push rod (7) and a hinge sleeve (8) are further arranged on the inner side of the baffle plate (5), the electric telescopic rod (6) is in threaded connection with the top of the supporting seat (31), the inner side of the push rod (7) is fixedly connected with the output end of the electric telescopic rod (6), and the middle part of the hinge sleeve (8) is hinged with the outer side of the push rod (7).
6. The power distribution cabinet with the automatic fire extinguishing function according to claim 1, wherein a folding telescopic pipe (9) is further arranged at the lower end of the air guide bent pipe (23), and two sides of the folding telescopic pipe (9) are fixedly connected with one side of the air guide bent pipe (23) and one side of the high-pressure spray head (25) respectively.
7. The power distribution cabinet with the automatic fire extinguishing function according to claim 1, wherein a plurality of groups of smoke sensors (10) distributed at equal intervals are further distributed in the power distribution cabinet body (1).
8. The power distribution cabinet with the automatic fire extinguishing function according to claim 7, wherein a controller (11) is further arranged on the outer side of the power distribution cabinet body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321729421.9U CN220294022U (en) | 2023-07-03 | 2023-07-03 | Power distribution cabinet with automatic fire extinguishing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321729421.9U CN220294022U (en) | 2023-07-03 | 2023-07-03 | Power distribution cabinet with automatic fire extinguishing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220294022U true CN220294022U (en) | 2024-01-05 |
Family
ID=89371850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321729421.9U Active CN220294022U (en) | 2023-07-03 | 2023-07-03 | Power distribution cabinet with automatic fire extinguishing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220294022U (en) |
-
2023
- 2023-07-03 CN CN202321729421.9U patent/CN220294022U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |