CN220475135U - Lightning protection fireproof power distribution cabinet - Google Patents
Lightning protection fireproof power distribution cabinet Download PDFInfo
- Publication number
- CN220475135U CN220475135U CN202321415898.XU CN202321415898U CN220475135U CN 220475135 U CN220475135 U CN 220475135U CN 202321415898 U CN202321415898 U CN 202321415898U CN 220475135 U CN220475135 U CN 220475135U
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- Prior art keywords
- cabinet body
- fire
- lightning protection
- cabinet
- power distribution
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 52
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 23
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 23
- 238000009423 ventilation Methods 0.000 claims description 25
- 230000002265 prevention Effects 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 3
- 239000007921 spray Substances 0.000 abstract description 2
- 239000011521 glass Substances 0.000 description 8
- 235000011089 carbon dioxide Nutrition 0.000 description 6
- 239000011324 bead Substances 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000000859 sublimation Methods 0.000 description 4
- 230000008022 sublimation Effects 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 208000025274 Lightning injury Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model provides a lightning protection fireproof power distribution cabinet, which solves the problem that fire cannot be extinguished in time at a fire place inside the power distribution cabinet in the use process of the power distribution cabinet. The fire extinguisher comprises a cabinet body, wherein a hinge is fixedly arranged on the cabinet body, a cabinet door is fixedly arranged on the hinge, a fire extinguisher is arranged in the cabinet body and comprises three carbon dioxide fire extinguishers fixedly arranged at the top of the rear side in the cabinet body, the three carbon dioxide fire extinguishers are arranged at intervals in the left-right direction and extend in the front-back direction, an output pipe is arranged at the front end of the carbon dioxide fire extinguisher, and a fire-fighting spray head is arranged at one end of the output pipe, far away from the carbon dioxide fire extinguisher. Be equipped with extinguishing device in this device, can carry out timely putting out a fire to the inside department of catching fire of switch board, this device adopts the physical mode to put out a fire simultaneously, can avoid the circuit to burn out the power and make extinguishing device inefficacy in the switch board, has improved the practicality of device.
Description
Technical Field
The utility model relates to the technical field of power distribution cabinets, in particular to a lightning protection fireproof power distribution cabinet.
Background
The power distribution cabinet is a final-stage device of the power distribution system and is used for distributing and managing electric energy, the power distribution cabinet distributes the electric energy of a certain circuit of the power distribution equipment at the upper stage to nearby loads, the power distribution cabinet provides protection, monitoring and control for the loads, the power distribution cabinet is different in installation scenes, and the power distribution cabinet is usually installed indoors or outdoors for distributing and managing the electric energy.
However, in the use of the power distribution cabinet, fire can not be extinguished timely at the ignition position inside the power distribution cabinet, and the power distribution cabinet is usually provided with a ventilation groove for facilitating heat dissipation, so that the ventilation groove can enhance the internal fire situation of the power distribution cabinet and reduce the fire extinguishing efficiency during the ignition process of the power distribution cabinet.
Disclosure of Invention
In order to solve the problem that fire cannot be timely extinguished at a fire place inside the power distribution cabinet in the using process of the power distribution cabinet in the background technology, the utility model provides a lightning protection fireproof power distribution cabinet.
The technical scheme of the utility model is as follows: a lightning protection fireproof power distribution cabinet comprises a cabinet body, wherein a hinge is fixedly arranged on the cabinet body, and a cabinet door is fixedly arranged on the hinge; the fire extinguishing device comprises three carbon dioxide fire extinguishers fixedly arranged at the top of the rear side in the cabinet body, the three carbon dioxide fire extinguishers are arranged at intervals in the left-right direction and extend in the front-back direction, an output pipe is arranged at the front end of the carbon dioxide fire extinguisher, and a fire extinguishing nozzle is arranged at one end of the output pipe, far away from the carbon dioxide fire extinguisher; the top parts of the left side and the right side of the cabinet body are respectively provided with a ventilation groove which is transparent left and right; baffle plates extending along the front-back direction are fixedly arranged on the inner sides of the left side plate and the right side plate in the cabinet body, the vertical section of the baffle plates is L-shaped, and a gap is reserved between the top of the baffle plates and the cabinet body.
Preferably, the left side and the right side in the cabinet body are fixedly provided with sliding rails extending along the up-down direction, the sliding rails are provided with grating plates in a sliding manner, the grating plates are attached to one side, close to the ventilation groove, in the cabinet body in a sliding manner, and the grating plates can seal the ventilation groove; the cabinet body is internally provided with a driving component which is used for driving the grid plate to move.
Preferably, the driving member comprises electric telescopic rods fixedly arranged at the left side and the right side in the cabinet body, and the electric telescopic rods extend in the up-down direction; the top in the cabinet body is fixed respectively and is equipped with controller and temperature sensor, and temperature sensor and controller electric connection, controller and electric telescopic handle control connection, electric telescopic handle output shaft's tip fixed connection board that is equipped with, the connection board is fixed to be established on the grid board rather than being close to.
Preferably, the cabinet body is internally provided with a mounting member for mounting the circuit element; the mounting component comprises two vertical supports arranged in the cabinet body, and mounting plates which are used for mounting the circuit elements and extend along the left-right direction are arranged on the vertical supports.
Preferably, the vertical support is provided with a through groove which extends along the up-down direction and is transparent front and back, a U-shaped bolt is arranged in the through groove in a sliding mode, and the end portion of the mounting plate is fixedly arranged in the U-shaped bolt.
Preferably, a plurality of transverse brackets which are arranged at intervals up and down are fixedly arranged on the left side plate and the right side plate in the cabinet body, the transverse brackets extend along the front-back direction, the transverse brackets at the left side and the right side correspond to each other one by one, and sliding grooves which extend along the front-back direction and are transparent left and right are arranged on the transverse brackets; the vertical support is provided with a slotted hole, a bolt extending along the left-right direction is arranged in the slotted hole in a penetrating mode, the bolt is arranged in the sliding groove in a sliding mode, and the bolt is used for installing the vertical support on the transverse support.
Preferably, insulating sleeves are fixedly sleeved at two ends of the mounting plate and are positioned in the U-shaped bolts.
Preferably, a lightning protection component is arranged in the cabinet body and used for guiding out overload high-voltage current of circuit elements in the cabinet body; the lightning protection component is including fixed setting up the ground row that extends along left and right directions in the internal bottom of cabinet, and the ground is arranged fixedly and is equipped with a plurality of lightning protection devices that extend along the upper and lower direction on arranging, fixedly on the lightning protection device be equipped with the copper line, and the one end that the lightning protection device was kept away from to the copper line links to each other with circuit element.
Preferably, the bottom of the cabinet body is fixedly provided with four insulating supports which are distributed in a rectangular mode.
The utility model has the advantages that: be equipped with extinguishing device in this device, when the flame gets into the cabinet body through the ventilation groove, the baffle can intercept the flame, be located the glass pearl in the fire control shower nozzle that cabinet body top both sides are close to the ventilation groove simultaneously and be heated the inflation and explode, thereby open the passageway in the fire control shower nozzle of edge, make the carbon dioxide fire extinguisher blowout vapour and liquid mixed dry ice of left and right sides, meet flame sublimation heat absorption after the dry ice blowout, make the combustion thing temperature reduce to the ignition point, dry ice sublimation produces a large amount of carbon dioxide simultaneously, prevent that the flame from getting into the cabinet body through the ventilation groove, when the flame is comparatively strong, when getting into the cabinet body through the baffle, the glass pearl in the fire control shower nozzle of cabinet body top intermediate position is heated the inflation and is exploded, the fire extinguishing performance of this device is strengthened.
When the fire is caused by circuit short circuit or other reasons in the cabinet body, the high temperature generated by the flame causes the glass beads in the fire-fighting nozzle at the middle position of the top of the cabinet body to be heated, expanded and fried, so that a channel in the fire-fighting nozzle is opened, a large amount of carbon dioxide is sprayed out, the surface of a combustion object is covered to isolate oxygen to extinguish the fire, when the flame is stronger, the glass beads in the fire-fighting nozzle, which are positioned at the two sides of the top of the cabinet body and are close to the ventilation grooves, are heated, expanded and fried, so that the channel in the fire-fighting nozzle at the edge is opened, and the fire extinguishing performance of the device is enhanced.
The device adopts a physical mode to extinguish fire, can avoid the failure of the fire extinguishing device caused by the burning loss of the circuit in the power distribution cabinet, and improves the practicability of the device.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of a lightning protection and fire prevention power distribution cabinet of the utility model;
FIG. 2 is a schematic diagram of the structure of the cabinet of the utility model;
FIG. 3 is a cross-sectional view of the cabinet structure of the utility model;
fig. 4 is a schematic view of the vertical support structure of the present utility model.
In the figure: 1. a cabinet body; 2. a carbon dioxide extinguisher; 3. fire control shower nozzle; 4. a ventilation groove; 5. an electric telescopic rod; 6. a grating plate; 7. a slide rail; 8. a temperature sensor; 9. a transverse bracket; 10. a chute; 11. a vertical bracket; 12. a through groove; 13. u-shaped bolts; 14. an insulating sleeve; 15. a mounting plate; 16. a ground row; 17. a lightning arrester; 18. a cabinet door; 19. an insulating support base; 20. and a baffle.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.
Example 1: the utility model provides a lightning protection fire prevention switch board, includes the cabinet body 1, and fixed being equipped with the hinge on the cabinet body 1, fixed being equipped with cabinet door 18 on the hinge. The fire extinguishing device is arranged in the cabinet body 1 and comprises three carbon dioxide fire extinguishers 2 fixedly arranged at the top of the rear side in the cabinet body 1, the three carbon dioxide fire extinguishers 2 are arranged at intervals in the left-right direction and extend in the front-back direction, an output pipe is arranged at the front end of the carbon dioxide fire extinguishers 2, and a fire-fighting spray head 3 is arranged at one end of the output pipe, far away from the carbon dioxide fire extinguishers 2. The top parts of the left side and the right side of the cabinet body 1 are respectively provided with a left ventilation groove 4 and a right ventilation groove 4. Baffle plates 20 extending along the front-rear direction are fixedly arranged on the inner sides of the left side plate and the right side plate in the cabinet body 1, the vertical section of the baffle plates 20 is L-shaped, and a gap is reserved between the top of the baffle plates 20 and the cabinet body 1.
As shown in fig. 3, the left and right sides in the cabinet body 1 are all fixed and equipped with the slide rail 7 that extends along the upper and lower direction, slide rail 7 is gone up to slide and is equipped with grid board 6, and the laminating of grid board 6 is close to the one side of ventilation groove 4 in the cabinet body 1, and grid board 6 can seal ventilation groove 4, and when no condition of a fire takes place, the hole groove on grid board 6 is penetrating with ventilation groove 4 left and right sides, and when the condition of a fire takes place, grid board 6 receives the drive and removes along slide rail 7, seals ventilation groove 4. A driving member is arranged in the cabinet body 1 and is used for driving the grid plates 6 to move.
As shown in fig. 3, the driving member includes electric telescopic rods 5 fixedly provided at both left and right sides in the cabinet 1, and the electric telescopic rods 5 extend in the up-down direction. The top is fixed respectively and is equipped with controller and temperature sensor 8 in the cabinet body 1, and temperature sensor 8 and controller electric connection, controller and electric telescopic handle 5 control connection, electric telescopic handle 5 output shaft's end fixing is equipped with the connecting plate, and the connecting plate is fixed to be established on grid board 6 rather than being close to.
As shown in fig. 4, a mounting member for mounting a circuit element is provided in the cabinet 1. The mounting member comprises two vertical supports 11 arranged in the cabinet body 1, and mounting plates 15 for mounting circuit elements and extending along the left-right direction are arranged on the vertical supports 11.
As shown in fig. 4, a through groove 12 extending in the up-down direction and penetrating in the front-back direction is formed in the vertical bracket 11, a U-shaped bolt 13 is slidably arranged in the through groove 12, and the end of the mounting plate 15 is fixedly arranged in the U-shaped bolt 13.
As shown in fig. 4, a plurality of transverse brackets 9 are fixedly arranged on a left plate and a right plate in the cabinet body 1 at intervals, the transverse brackets 9 extend along the front-back direction, the transverse brackets 9 on the left side and the right side are in one-to-one correspondence, and sliding grooves 10 which extend along the front-back direction and are transparent on the left side and the right side are formed in the transverse brackets 9.
The vertical support 11 is provided with a slotted hole, a bolt extending along the left-right direction is penetrated in the slotted hole, the bolt is penetrated in the chute 10 in a sliding way, and the bolt is used for installing the vertical support 11 on the transverse support 9.
As shown in fig. 4, insulating sleeves 14 are fixedly sleeved at two ends of the mounting plate 15, and the insulating sleeves 14 are positioned in the U-shaped bolts 13.
As shown in fig. 2, a lightning protection component is arranged in the cabinet body 1 and is used for guiding out overload high-voltage current of circuit elements in the cabinet body 1. The lightning protection component is including fixed setting up the bottom in the cabinet body 1 along the ground row 16 that left and right sides orientation extends, and the fixed lightning protection device 17 that is equipped with a plurality of along upper and lower orientation extension on the ground row 16 is equipped with the copper line on the lightning protection device 17, and the one end that the lightning protection device 17 was kept away from to the copper line links to each other with circuit element.
As shown in fig. 1 and 2, four rectangular insulation supports 19 are fixedly arranged at the bottom of the cabinet body 1, and the insulation supports 19 can separate the cabinet body 1 from the ground to prevent water accumulation at the bottom of the cabinet body 1.
Working principle: be equipped with extinguishing device in the cabinet body 1, when flame gets into the cabinet body 1 through ventilation groove 4, baffle 20 can intercept the flame, be located the glass pearl in the fire control shower nozzle 3 that ventilation groove 4 is close to in cabinet body 1 top both sides simultaneously and heated the inflation and fry out, thereby open the passageway in the fire control shower nozzle 3, make carbon dioxide extinguisher 2 blowout vapour and liquid mixed's dry ice, meet flame sublimation heat absorption after the dry ice blowout, make the combustion thing temperature reduce to the ignition point, simultaneously dry ice sublimation produces a large amount of carbon dioxide, prevent that the flame from getting into the cabinet body 1 through ventilation groove 4, when the flame is comparatively strong, when getting into the cabinet body 1 beyond baffle 20, the glass pearl in the fire control shower nozzle 3 that is located cabinet body 1 top intermediate position is heated the inflation and is fried out, the fire extinguishing performance of this device is strengthened.
When the fire is caused by short circuit of a circuit or other reasons in the cabinet body 1, the glass beads in the fire-fighting nozzle 3 positioned at the middle position of the top of the cabinet body 1 are heated, expanded and fried by the high temperature generated by the flame, so that a channel in the fire-fighting nozzle 3 is opened, a large amount of carbon dioxide is sprayed out, the surface of a combustion object is covered to isolate oxygen to extinguish the fire, when the flame is strong, the glass beads in the fire-fighting nozzle 3 positioned at two sides of the top of the cabinet body 1 and close to a ventilation groove are heated, expanded and fried by the high temperature, so that the channel in the fire-fighting nozzle 3 at the edge is opened, and the fire extinguishing performance of the device is enhanced.
The inside when firing of cabinet body 1, temperature sensor 8 senses the high temperature, gives the controller with signal transmission, and temperature sensor 8 control starts electric telescopic handle 5, and electric telescopic handle 5's output shaft drives grid board 6 and removes along slide rail 7, seals ventilation groove 4, prevents that external flame from getting into, separates cabinet body 1 and external, prevents simultaneously that oxygen from getting into cabinet body 1 through the ventilation groove in, improves fire extinguishing efficiency.
When installing the mounting panel 15 that supplies circuit element to install, through install vertical support 11 to the not transverse support 9 of co-altitude on, can adjust the installation height of mounting panel 15, pass through the spout 10 of bolt slidable mounting in transverse support 9 with vertical support 11, can adjust the fore-and-aft direction position of mounting panel 15, pass through the logical groove 12 of U type bolt 13 slidable mounting in vertical support 11 with mounting panel 15, can make the height of mounting panel 15 in vertical support 11 adjust, through set up insulating sleeve 14 between vertical support 11 and mounting panel 15, can reduce the influence to circuit element on mounting panel 15 when the switch board receives the lightning stroke electrified.
By providing the lightning protection member, the overload high-voltage current received by the circuit element can be led out through the ground bar 16.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. A lightning protection fireproof power distribution cabinet is characterized in that: the novel cabinet comprises a cabinet body (1), wherein a hinge is fixedly arranged on the cabinet body (1), and a cabinet door (18) is fixedly arranged on the hinge; the fire extinguishing device is arranged in the cabinet body (1) and comprises three carbon dioxide fire extinguishers (2) fixedly arranged at the top of the rear side in the cabinet body (1), the three carbon dioxide fire extinguishers (2) are arranged at intervals in the left-right direction and extend in the front-back direction, an output pipe is arranged at the front end of the carbon dioxide fire extinguisher (2), and a fire extinguishing nozzle (3) is arranged at one end of the output pipe, far away from the carbon dioxide fire extinguisher (2); ventilation slots (4) which are transparent left and right are respectively arranged at the top parts of the left side and the right side of the cabinet body (1); baffle plates (20) extending along the front-back direction are fixedly arranged on the inner sides of the left side plate and the right side plate in the cabinet body (1), the vertical section of each baffle plate (20) is L-shaped, and a gap is reserved between the top of each baffle plate (20) and the cabinet body (1).
2. The lightning protection and fire prevention power distribution cabinet of claim 1, wherein: the left side and the right side in the cabinet body (1) are fixedly provided with sliding rails (7) extending along the up-down direction, the sliding rails (7) are provided with grating plates (6) in a sliding manner, the grating plates (6) are attached to one side, close to the ventilation groove (4), in the cabinet body (1) in a sliding manner, and the grating plates (6) can seal the ventilation groove (4); a driving component is arranged in the cabinet body (1) and is used for driving the grid plate (6) to move.
3. The lightning protection and fire prevention power distribution cabinet of claim 2, wherein: the driving component comprises electric telescopic rods (5) fixedly arranged at the left side and the right side in the cabinet body (1), and the electric telescopic rods (5) extend along the up-down direction; the top is fixed respectively and is equipped with controller and temperature sensor (8) in the cabinet body (1), and temperature sensor (8) and controller electric connection, controller and electric telescopic handle (5) control connection, and the end fixing of electric telescopic handle (5) output shaft is equipped with the connecting plate, and the connecting plate is fixed to be established on grid board (6) rather than being close to.
4. The lightning protection and fire prevention power distribution cabinet of claim 1, wherein: a mounting component is arranged in the cabinet body (1) and is used for mounting the circuit element; the mounting component comprises two vertical supports (11) arranged in the cabinet body (1), and mounting plates (15) which are used for mounting circuit elements and extend along the left-right direction are arranged on the vertical supports (11).
5. The lightning protection and fire prevention switch board of claim 4, wherein: the vertical support (11) is provided with a through groove (12) which extends along the up-down direction and is transparent front and back, a U-shaped bolt (13) is arranged in the through groove (12) in a sliding mode, and the end portion of the mounting plate (15) is fixedly arranged in the U-shaped bolt (13).
6. The lightning protection and fire prevention switch board of claim 5, wherein: a plurality of transverse brackets (9) which are arranged at intervals up and down are fixedly arranged on the left side plate and the right side plate in the cabinet body (1), the transverse brackets (9) extend along the front-back direction, the transverse brackets (9) on the left side and the right side correspond to each other one by one, and a chute (10) which extends along the front-back direction and is transparent left and right is arranged on the transverse brackets (9); the vertical support (11) is provided with a slotted hole, a bolt extending along the left-right direction is arranged in the slotted hole in a penetrating mode, the bolt is arranged in the sliding groove (10) in a sliding mode, and the bolt is used for installing the vertical support (11) on the transverse support (9).
7. A lightning protection and fire protection power distribution cabinet according to any of claims 4-6, wherein: insulating sleeves (14) are fixedly sleeved at two ends of the mounting plate (15), and the insulating sleeves (14) are positioned in the U-shaped bolts (13).
8. The lightning protection and fire prevention power distribution cabinet of claim 1, wherein: a lightning protection component is arranged in the cabinet body (1) and is used for guiding out overload high-voltage current of circuit elements in the cabinet body (1); the lightning protection component is including fixed setting up in cabinet body (1) bottom along the ground row (16) of left and right sides orientation extension, fixedly on the ground row (16) be equipped with a plurality of lightning protection device (17) of extending along the upper and lower orientation, fixedly on lightning protection device (17) be equipped with the copper line, the one end that lightning protection device (17) was kept away from to the copper line links to each other with circuit element.
9. The lightning protection and fire prevention power distribution cabinet of claim 1, wherein: four insulating supports (19) which are distributed in a rectangular shape are fixedly arranged at the bottom of the cabinet body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321415898.XU CN220475135U (en) | 2023-06-06 | 2023-06-06 | Lightning protection fireproof power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321415898.XU CN220475135U (en) | 2023-06-06 | 2023-06-06 | Lightning protection fireproof power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220475135U true CN220475135U (en) | 2024-02-09 |
Family
ID=89781186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321415898.XU Active CN220475135U (en) | 2023-06-06 | 2023-06-06 | Lightning protection fireproof power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220475135U (en) |
-
2023
- 2023-06-06 CN CN202321415898.XU patent/CN220475135U/en active Active
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