CN214624641U - Transformer protection cabinet - Google Patents
Transformer protection cabinet Download PDFInfo
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- CN214624641U CN214624641U CN202120084884.9U CN202120084884U CN214624641U CN 214624641 U CN214624641 U CN 214624641U CN 202120084884 U CN202120084884 U CN 202120084884U CN 214624641 U CN214624641 U CN 214624641U
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- protection cabinet
- cabinet body
- fixed
- damping spring
- transformer
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Abstract
The utility model relates to an electric power cabinet technical field just discloses a transformer protection cabinet, including the protection cabinet body, the internal connection of protection cabinet body has the backup pad, the top of backup pad is connected with the transformer body, the spout has all been seted up to the both sides inner wall lower part of protection cabinet body, the interior diapire of spout is connected with the gag lever post, the top of gag lever post and the internal connection of spout, the internal connection of spout has the slider, the both sides of backup pad all are connected with the slider, spacing hole has been seted up at the top of slider, the internal surface and the gag lever post in spacing hole are connected, the bottom of slider is connected with first damping spring, the bottom and the spout of first damping spring are connected. This transformer protection cabinet through be provided with backup pad, transformer body spout, gag lever post, slider and spacing hole's structure on the protection cabinet body, can make the transformer body reciprocate along the inside of spout through the slider.
Description
Technical Field
The utility model relates to an electric power cabinet technical field specifically is a transformer protection cabinet.
Background
The transformer is a static electrical equipment for transforming alternating voltage and current to transmit alternating current energy, and realizes the transmission of the electric energy according to the principle of electromagnetic induction, and the transformer can be divided into a power transformer, a test transformer, an instrument transformer and a transformer with special purposes according to the purposes: the power transformer is necessary equipment for power transmission and distribution and power consumer distribution; the device is used for carrying out voltage withstand (boosting) test on electrical equipment by the test transformer; the instrument transformer is used for electrical measurement and relay protection (PT, CT) of a power distribution system; the transformer with special purpose includes electric furnace transformer for smelting, electric welding transformer, rectifier transformer for electrolysis, small regulating transformer, etc. the transformer is one device for changing AC voltage based on electromagnetic induction principle, and has primary coil, secondary coil and iron core as main components.
Some transformer protection cabinets on the market today:
(1) the existing transformer protection cabinet is inconvenient to move due to large volume and is troublesome to replace;
(2) in the moving process of the transformer protection cabinet, the transformer protection cabinet has no damping protection effect on the transformer, so that the transformer is damaged, and the service life of the transformer is shortened.
We have therefore proposed a transformer protection cabinet in order to solve the problems set out above.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
To prior art's not enough in the above-mentioned background art, the utility model aims to provide a transformer protection cabinet to solve some transformer protection cabinets on the existing market that provide in the above-mentioned background art, there is not convenient for remove and not have the problem to the shock attenuation guard action of transformer.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a transformer protection cabinet comprises a protection cabinet body, wherein a supporting plate is connected inside the protection cabinet body, a transformer body is connected to the top of the supporting plate, sliding grooves are formed in the lower portions of the inner walls of the two sides of the protection cabinet body, a limiting rod is connected to the inner bottom wall of each sliding groove, the top end of each limiting rod is connected with the inside of each sliding groove, a sliding block is connected inside each sliding groove, the two sides of the supporting plate are connected with the sliding blocks, a limiting hole is formed in the top of each sliding block, the inner surface of each limiting hole is connected with the corresponding limiting rod, a first damping spring is connected to the bottom of each sliding block, the bottom end of each first damping spring is connected with each sliding groove, the inner surface of each first damping spring is connected with the corresponding limiting rod, two fixing plates are connected to the two sides of the protection cabinet body, a hydraulic cylinder is connected to the bottom of each fixing plate, and the outer surface of each hydraulic cylinder is connected with one end of a supporting column, the other end of the supporting column is connected with the protection cabinet body;
the bottom of pneumatic cylinder is connected with the hydraulic stem, the bottom of hydraulic stem is connected with the fixed block, the bottom of fixed block is provided with the removal wheel, the louvre has been seted up to the bottom of protection cabinet body, the internal connection of louvre has the protection network, the bottom of protection cabinet body is connected with the breakwater, the bottom of protection cabinet body is connected with four supporting shoes, the interior diapire of protection cabinet body is connected with a plurality of connecting cylinders, the spread groove has been seted up at the top of connecting cylinder, the internal surface connection of spread groove has the movable rod, the top and the backup pad of movable rod are connected, the surface connection of connecting cylinder has the second damping spring, the top and the backup pad of second damping spring are connected, the bottom and the protection cabinet body coupling of second damping spring.
Preferably, the heat dissipation holes are located right above the water baffle, the four supporting blocks are arranged in a rectangular shape and the like, and the limiting rods are located inside the sliding grooves.
Preferably, two sides of the supporting plate are movably connected with the inner walls of two sides of the protection cabinet body, the bottom of the transformer body is fixed with the top of the supporting plate, the bottom end of the limiting rod is fixed with the inner bottom wall of the sliding chute, the top end of the limiting rod is fixed with the inner top wall of the sliding chute, the outer surface of the sliding block is movably connected with the inner surface of the sliding groove, the inner surface of the limiting hole is movably connected with the outer surface of the limiting rod, the top end of the first damping spring is fixed with the bottom of the sliding block, the bottom end of the first damping spring is fixed with the inner bottom wall of the sliding groove, the inner surface of the first damping spring is movably connected with the lower part of the outer surface of the limiting rod, the left side of the fixed plate is fixed with the right side of the protection cabinet body, the top of pneumatic cylinder has the bottom right-hand member of fixed plate to be fixed, the one end of support column and the external fixed surface of pneumatic cylinder, the other end of support column and the right side of protection cabinet body are fixed.
Preferably, the top of hydraulic stem and the bottom swing joint of pneumatic cylinder, the top of fixed block and the bottom mounting of hydraulic stem, the bottom of fixed block is through round pin axle and removal wheel swing joint, the surface of protection network and the internal surface fixation of louvre, the top of breakwater is fixed with the bottom of protection cabinet body, the top of supporting shoe is fixed with the bottom of protection cabinet body, the bottom of connecting cylinder is fixed with the interior diapire of protection cabinet body, the surface of movable rod and the internal surface swing joint of spread groove, the top of second damping spring is fixed with the bottom of backup pad, the bottom of second damping spring is fixed with the interior diapire of protection cabinet body, the internal surface lower part of second damping spring and the external surface swing joint of connecting cylinder.
Furthermore, the two sides of the supporting plate are connected with the inner walls of the two sides of the protection cabinet body in a sliding mode, the outer surface of the sliding block is connected with the inner surface of the sliding groove in a sliding mode, the inner surface of the limiting hole is connected with the outer surface of the limiting rod in a sliding mode, and the inner surface of the first damping spring is connected with the lower portion of the outer surface of the limiting rod in a sliding mode.
Furthermore, the top end of the hydraulic rod is connected with the bottom of the hydraulic cylinder in a sliding mode, the outer surface of the movable rod is connected with the inner surface of the connecting groove in a sliding mode, and the lower portion of the inner surface of the second damping spring is connected with the outer surface of the connecting cylinder in a sliding mode.
Furthermore, the fixed plates are arranged in a rectangular shape and the like, and a cabinet door is arranged on the right side of the protection cabinet body.
(III) advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that: this transformer protection cabinet:
(1) through the structure that is provided with backup pad, transformer body spout, gag lever post, slider and spacing hole on the protection cabinet body, can make the transformer body reciprocate along the inside of spout through the slider, through the structure that is provided with first damping spring, connecting cylinder, spread groove, movable rod and second damping spring, can play the shock attenuation guard action to the transformer body in the backup pad, improve the life of transformer body.
(2) Through the structure that is provided with the fixed plate on the protection cabinet body, the pneumatic cylinder, the support column, hydraulic stem and fixed block, start the pneumatic cylinder and can drive the fixed block and move down, through be provided with the structure that removes the wheel on the fixed block, the removal of this device of can being convenient for, through the structure that is provided with louvre and protection network on the protection cabinet body, the heat dissipation of this device inside transformer body of can being convenient for, through the structure of breakwater, can prevent that water from getting into the inside of protection cabinet body.
Drawings
Fig. 1 is a schematic front view of the transformer protection cabinet of the present invention;
fig. 2 is a schematic diagram of the internal structure of the transformer protection cabinet of the present invention;
fig. 3 is a schematic perspective view of a water baffle of the transformer protection cabinet of the present invention;
fig. 4 is a schematic perspective view of the structure at a in fig. 2 of the transformer protection cabinet of the present invention;
fig. 5 is a schematic perspective view of a slider of the transformer protection cabinet of the present invention;
fig. 6 is a schematic perspective view of a hydraulic cylinder of the transformer protection cabinet of the present invention;
fig. 7 is an enlarged schematic view of the structure at B in fig. 2 of the transformer protection cabinet of the present invention.
In the figure: 1. a protection cabinet body; 2. a support plate; 3. a transformer body; 4. a chute; 5. a limiting rod; 6. a slider; 7. a limiting hole; 8. a first damping spring; 9. a fixing plate; 10. a hydraulic cylinder; 11. a support pillar; 12. a hydraulic lever; 13. a fixed block; 14. a moving wheel; 15. heat dissipation holes; 16. a protective net; 17. a water baffle; 18. a support block; 19. a connecting cylinder; 20. connecting grooves; 21. a movable rod; 22. a second damping spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a transformer protection cabinet; the transformer protection cabinet comprises a protection cabinet body 1, a supporting plate 2 is connected inside the protection cabinet body 1, a transformer body 3 is connected to the top of the supporting plate 2, sliding grooves 4 are formed in the lower portions of the inner walls of the two sides of the protection cabinet body 1, a limiting rod 5 is connected to the inner bottom wall of each sliding groove 4, the top end of each limiting rod 5 is connected with the inside of each sliding groove 4, sliding blocks 6 are connected inside the sliding grooves 4, the two sides of each supporting plate 2 are connected with the corresponding sliding block 6, limiting holes 7 are formed in the tops of the sliding blocks 6, the transformer body 3 can move up and down along the inside of each sliding groove 4 through the structure that the supporting plate 2, the sliding grooves 4 of the transformer body 3, the limiting rods 5, the sliding blocks 6 and the limiting holes 7 are arranged on the protection cabinet body 1, the inner surfaces of the limiting holes 7 are connected with the limiting rods 5, a first damping spring 8 is connected to the bottom of each sliding block 6, and the sliding grooves 4 are connected to the bottom ends of the first damping springs 8, the inner surface of the first damping spring 8 is connected with the limiting rod 5, two fixing plates 9 are connected to two sides of the protection cabinet body 1, a hydraulic cylinder 10 is connected to the bottom of each fixing plate 9, one end of a support column 11 is connected to the outer surface of each hydraulic cylinder 10, and the other end of each support column 11 is connected with the protection cabinet body 1;
the bottom of the hydraulic cylinder 10 is connected with a hydraulic rod 12, the bottom of the hydraulic rod 12 is connected with a fixed block 13, the bottom of the fixed block 13 is provided with a movable wheel 14, the fixed block 13 can be driven to move downwards by the structure of the fixed plate 9, the hydraulic cylinder 10, the support column 11, the hydraulic rod 12 and the fixed block 13 arranged on the protection cabinet body 1, the fixed block 13 can be driven to move downwards by starting the hydraulic cylinder 10, the device can be conveniently moved by the structure of the movable wheel 14 arranged on the fixed block 13, the bottom of the protection cabinet body 1 is provided with heat dissipation holes 15, the protective net 16 is connected inside the heat dissipation holes 15, the bottom of the protection cabinet body 1 is connected with a water baffle 17, the heat dissipation of the transformer body 3 inside the device can be conveniently realized by the structure of the water baffle 17, the water can be prevented from entering the protection cabinet body 1, the bottom of the protection cabinet body 1 is connected with four support blocks 18, the inner bottom wall of the protection cabinet body 1 is connected with a plurality of connecting cylinders 19, the top of each connecting cylinder 19 is provided with a connecting groove 20, the inner surface of each connecting groove 20 is connected with a movable rod 21, the top end of each movable rod 21 is connected with the corresponding supporting plate 2, the outer surface of each connecting cylinder 19 is connected with a second damping spring 22, the top end of each second damping spring 22 is connected with the corresponding supporting plate 2, the bottom end of each second damping spring 22 is connected with the protection cabinet body 1, and by means of the structure provided with the first damping springs 8, the connecting cylinders 19, the connecting grooves 20, the movable rods 21 and the second damping springs 22, the transformer body 3 on the corresponding supporting plates 2 can be subjected to a shock absorption protection effect, and the service life of the transformer body 3 is prolonged;
as an optimal technical solution of the utility model: the heat dissipation holes 15 are positioned right above the water baffle 17, the four supporting blocks 18 are arranged in a rectangular shape and the like, and the limiting rod 5 is positioned inside the sliding groove 4, so that heat dissipation to the inside of the protection cabinet body 1 is facilitated;
as an optimal technical solution of the utility model: the two sides of the supporting plate 2 are movably connected with the inner walls of the two sides of the protective cabinet body 1, the bottom of the transformer body 3 is fixed with the top of the supporting plate 2, the bottom end of the limiting rod 5 is fixed with the inner bottom wall of the sliding groove 4, the top end of the limiting rod 5 is fixed with the inner top wall of the sliding groove 4, the outer surface of the sliding block 6 is movably connected with the inner surface of the sliding groove 4, the inner surface of the limiting hole 7 is movably connected with the outer surface of the limiting rod 5, the top end of the first damping spring 8 is fixed with the bottom of the sliding block 6, the bottom end of the first damping spring 8 is fixed with the inner bottom wall of the sliding groove 4, the inner surface of the first damping spring 8 is movably connected with the lower part of the outer surface of the limiting rod 5, the left side of the fixing plate 9 is fixed with the right side of the protective cabinet body 1, the top of the hydraulic cylinder 10 is fixed with the right end of the bottom of the fixing plate 9, one end of the supporting column 11 is fixed with the outer surface of the hydraulic cylinder 10, and the other end of the supporting column 11 is fixed with the right side of the protective cabinet body 1;
as an optimal technical solution of the utility model: the top end of a hydraulic rod 12 is movably connected with the bottom of the hydraulic cylinder 10, the top of a fixed block 13 is fixed with the bottom end of the hydraulic rod 12, the bottom of the fixed block 13 is movably connected with a movable wheel 14 through a pin shaft, the outer surface of a protective net 16 is fixed with the inner surface of a heat dissipation hole 15, the top of a water baffle 17 is fixed with the bottom of the protective cabinet body 1, the top of a supporting block 18 is fixed with the bottom of the protective cabinet body 1, the bottom of a connecting cylinder 19 is fixed with the inner bottom wall of the protective cabinet body 1, the outer surface of a movable rod 21 is movably connected with the inner surface of a connecting groove 20, the top end of a second damping spring 22 is fixed with the bottom of a supporting plate 2, the bottom end of the second damping spring 22 is fixed with the inner bottom wall of the protective cabinet body 1, and the lower part of the inner surface of the second damping spring 22 is movably connected with the outer surface of the connecting cylinder 19;
as an optimal technical solution of the utility model: the two sides of the supporting plate 2 are in sliding connection with the inner walls of the two sides of the protective cabinet body 1, the outer surface of the sliding block 6 is in sliding connection with the inner surface of the sliding groove 4, the inner surface of the limiting hole 7 is in sliding connection with the outer surface of the limiting rod 5, the inner surface of the first damping spring 8 is in sliding connection with the lower portion of the outer surface of the limiting rod 5, and the sliding block 6 can be damped;
as an optimal technical solution of the utility model: the top end of the hydraulic rod 12 is connected with the bottom of the hydraulic cylinder 10 in a sliding way, the outer surface of the movable rod 21 is connected with the inner surface of the connecting groove 20 in a sliding way, and the lower part of the inner surface of the second damping spring 22 is connected with the outer surface of the connecting cylinder 19 in a sliding way, so that the damping effect on the supporting plate 2 can be achieved;
as an optimal technical solution of the utility model: the fixed plate 9 is arranged in a rectangular shape and the like, and a cabinet door is arranged on the right side of the protection cabinet body 1, so that the transformer body 3 can be maintained conveniently.
The working principle of the embodiment is as follows: when the transformer protection cabinet is used, as shown in fig. 1-7, the whole device consists of a protection cabinet body 1, a support plate 2, a transformer body 3, a fixing plate 9, a hydraulic cylinder 10, a hydraulic rod 12, a fixing block 13 and a moving wheel 14, when the device needs to be moved, the hydraulic cylinder 10 is started, the hydraulic cylinder 10 drives the hydraulic rod 12, the fixing block 13 and the moving wheel 14 to move downwards until the moving wheel 14 is close to the ground and the bottom of a support block 18 is separated from the ground, then the pushing device moves, and when the device moves to a proper position, the moving wheel 14 is reset, so that the bottom of the support block 18 is close to the ground;
as shown in fig. 1 and 5, during the moving process of the device, when the distance is bumpy, the sliding block 6 will move along the limiting rod 5 inside the sliding slot 4, and the first damping spring 8 can reduce the downward impact force of the sliding block 6, at this time, the support plate 2 will also drive the movable rod 21 to move in the connecting groove 20 of the connecting cylinder 19, and the second damping spring 22 can reduce the downward impact force of the support plate 2, which is the working process of the whole device, and what is not described in detail in this specification is well known in the prior art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it should be noted that, in the present invention, unless otherwise explicitly specified or limited, the terms "set", "mounted", "connected", "fixed", and the like are to be interpreted broadly, and may be, for example, either fixedly connected or detachably connected; or indirectly through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art; it will be appreciated by those skilled in the art that modifications may be made to the above-described embodiments, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and the like which fall within the spirit and scope of the present invention may be resorted to.
Claims (7)
1. A transformer protection cabinet comprises a protection cabinet body (1) and is characterized in that a supporting plate (2) is connected inside the protection cabinet body (1), a transformer body (3) is connected to the top of the supporting plate (2), sliding grooves (4) are formed in the lower portions of the inner walls of the two sides of the protection cabinet body (1), a limiting rod (5) is connected to the inner bottom wall of each sliding groove (4), the top end of each limiting rod (5) is connected with the inside of each sliding groove (4), a sliding block (6) is connected inside each sliding groove (4), the two sides of the supporting plate (2) are connected with sliding blocks (6), a limiting hole (7) is formed in the top of each sliding block (6), the inner surface of each limiting hole (7) is connected with the corresponding limiting rod (5), a first damping spring (8) is connected to the bottom of each sliding block (6), and the bottom end of each first damping spring (8) is connected with each sliding groove (4), the inner surface of the first damping spring (8) is connected with the limiting rod (5), two fixing plates (9) are connected to two sides of the protection cabinet body (1), a hydraulic cylinder (10) is connected to the bottom of each fixing plate (9), one end of a supporting column (11) is connected to the outer surface of each hydraulic cylinder (10), and the other end of each supporting column (11) is connected with the protection cabinet body (1);
the bottom of the hydraulic cylinder (10) is connected with a hydraulic rod (12), the bottom of the hydraulic rod (12) is connected with a fixed block (13), the bottom of the fixed block (13) is provided with a moving wheel (14), the bottom of the protection cabinet body (1) is provided with heat dissipation holes (15), the inside of the heat dissipation holes (15) is connected with a protective screen (16), the bottom of the protection cabinet body (1) is connected with a water baffle (17), the bottom of the protection cabinet body (1) is connected with four supporting blocks (18), the inner bottom wall of the protection cabinet body (1) is connected with a plurality of connecting cylinders (19), the top of each connecting cylinder (19) is provided with a connecting groove (20), the inner surface of each connecting groove (20) is connected with a movable rod (21), the top end of each movable rod (21) is connected with the corresponding supporting plate (2), the outer surface of each connecting cylinder (19) is connected with a second damping spring (22), the top end of the second damping spring (22) is connected with the supporting plate (2), and the bottom end of the second damping spring (22) is connected with the protection cabinet body (1).
2. The transformer protection cabinet according to claim 1, wherein the heat dissipation holes (15) are located right above the water baffle (17), the four support blocks (18) are arranged in a rectangular shape, and the limiting rod (5) is located inside the sliding groove (4).
3. The transformer protection cabinet according to claim 1, wherein two sides of the supporting plate (2) are movably connected with inner walls of two sides of the protection cabinet body (1), the bottom of the transformer body (3) is fixed with the top of the supporting plate (2), the bottom end of the limiting rod (5) is fixed with an inner bottom wall of the sliding chute (4), the top end of the limiting rod (5) is fixed with an inner top wall of the sliding chute (4), the outer surface of the sliding block (6) is movably connected with the inner surface of the sliding chute (4), the inner surface of the limiting hole (7) is movably connected with the outer surface of the limiting rod (5), the top end of the first damping spring (8) is fixed with the bottom of the sliding block (6), the bottom end of the first damping spring (8) is fixed with the inner bottom wall of the sliding chute (4), the inner surface of the first damping spring (8) is movably connected with the lower portion of the outer surface of the limiting rod (5), the left side of fixed plate (9) is fixed with the right side of protection cabinet body (1), the top of pneumatic cylinder (10) has the bottom right-hand member of fixed plate (9) to be fixed, the one end of support column (11) and the external fixation of pneumatic cylinder (10), the other end of support column (11) is fixed with the right side of protection cabinet body (1).
4. The transformer protection cabinet according to claim 1, wherein the top end of the hydraulic rod (12) is movably connected with the bottom of the hydraulic cylinder (10), the top of the fixed block (13) is fixed with the bottom end of the hydraulic rod (12), the bottom of the fixed block (13) is movably connected with the movable wheel (14) through a pin shaft, the outer surface of the protective net (16) is fixed with the inner surface of the heat dissipation hole (15), the top of the water baffle (17) is fixed with the bottom of the protection cabinet body (1), the top of the supporting block (18) is fixed with the bottom of the protection cabinet body (1), the bottom of the connecting cylinder (19) is fixed with the inner bottom wall of the protection cabinet body (1), the outer surface of the movable rod (21) is movably connected with the inner surface of the connecting groove (20), and the top of the second damping spring (22) is fixed with the bottom of the supporting plate (2), the bottom end of the second damping spring (22) is fixed with the inner bottom wall of the protection cabinet body (1), and the lower part of the inner surface of the second damping spring (22) is movably connected with the outer surface of the connecting cylinder (19).
5. The transformer protection cabinet according to claim 3, wherein two sides of the supporting plate (2) are slidably connected with inner walls of two sides of the protection cabinet body (1), an outer surface of the sliding block (6) is slidably connected with an inner surface of the sliding groove (4), an inner surface of the limiting hole (7) is slidably connected with an outer surface of the limiting rod (5), and an inner surface of the first damping spring (8) is slidably connected with a lower portion of the outer surface of the limiting rod (5).
6. A transformer protection cabinet according to claim 4, characterized in that the top end of the hydraulic rod (12) is slidably connected with the bottom of the hydraulic cylinder (10), the outer surface of the movable rod (21) is slidably connected with the inner surface of the connecting groove (20), and the lower part of the inner surface of the second damping spring (22) is slidably connected with the outer surface of the connecting cylinder (19).
7. The transformer protection cabinet according to claim 1, characterized in that four fixing plates (9) are arranged in a rectangular shape and the like, and a cabinet door is arranged on the right side of the protection cabinet body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120084884.9U CN214624641U (en) | 2021-01-13 | 2021-01-13 | Transformer protection cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120084884.9U CN214624641U (en) | 2021-01-13 | 2021-01-13 | Transformer protection cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214624641U true CN214624641U (en) | 2021-11-05 |
Family
ID=78436418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120084884.9U Active CN214624641U (en) | 2021-01-13 | 2021-01-13 | Transformer protection cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214624641U (en) |
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2021
- 2021-01-13 CN CN202120084884.9U patent/CN214624641U/en active Active
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