CN215221381U - Low-voltage switchgear with antidetonation mechanism - Google Patents
Low-voltage switchgear with antidetonation mechanism Download PDFInfo
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- CN215221381U CN215221381U CN202121330907.6U CN202121330907U CN215221381U CN 215221381 U CN215221381 U CN 215221381U CN 202121330907 U CN202121330907 U CN 202121330907U CN 215221381 U CN215221381 U CN 215221381U
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- 238000013016 damping Methods 0.000 claims abstract description 12
- 238000003825 pressing Methods 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 9
- 239000000203 mixture Substances 0.000 abstract description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract 3
- 235000017491 Bambusa tulda Nutrition 0.000 abstract 3
- 241001330002 Bambuseae Species 0.000 abstract 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract 3
- 239000011425 bamboo Substances 0.000 abstract 3
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 206010063659 Aversion Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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Abstract
The utility model discloses a low-voltage switch cabinet with an anti-seismic mechanism, which comprises a cabinet body, wherein the bottom of the cabinet body is provided with a fixed base, and the anti-seismic mechanism is arranged inside the fixed base; the fixed base inner wall both sides all are equipped with a movable section of thick bamboo, two a movable section of thick bamboo is located the symmetry about the unable adjustment base axis and is set up, activity section of thick bamboo inner wall bottom fixedly connected with damping spring. The utility model discloses a mutually supporting of fixed subassembly and antidetonation mechanism for the distance between clamp plate and the mount pad can change at any time, carry out the altitude mixture control of pertinence according to electrical components's size, guaranteed to be adjusted between mount pad and the clamp plate, the clamp plate of also being convenient for carries out the pertinence to the electrical components of different thickness and compresses tightly, two ring sheathes in the horizontal pole simultaneously and slide, the buffer spring that compression or tensile horizontal pole outer wall activity cup jointed then, thereby alleviate the transverse impact that the cabinet body received, improve shockproof effect, guarantee that the cabinet body is vertical and horizontal to realize taking precautions against earthquakes.
Description
Technical Field
The utility model relates to a low-voltage switchgear technical field, concretely relates to low-voltage switchgear with antidetonation mechanism.
Background
The low-voltage switch cabinet is suitable for industries such as power plants, petroleum, chemical industry, metallurgy, textile, high-rise buildings and the like, is used for power transmission, power distribution and electric energy conversion, and can meet the requirement that various electrical elements are reliably fixed at a determined position in a cabinet body.
The structure of the internal portion of current cabinet is fixed, when the box that is equipped with electrical components was put into the cabinet, can only place according to the structure in the cabinet body, it is great to appear the space between the box of adjacent arrangement from top to bottom easily, and space utilization is lower, and does not have the antidetonation function, when meetting the earthquake, the condition that the cabinet body collapsed and the box skew dislocation that the component was equipped with to inside probably appears, the collapse in the twinkling of an eye is difficult to give the abundant processing time of staff to lead to the part to suffer the damage.
Therefore, it is necessary to invent a low-voltage switchgear with an anti-vibration mechanism to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a low-voltage switchgear with antidetonation mechanism, through twist grip, make bevel gear rotate and drive outer wall meshing's steering gear and rotate to make the screw rod rotate, make the distance between clamp plate and the mount pad change at any time, carry out the pertinence altitude mixture control according to electrical components's size, guaranteed to obtain between mount pad and the clamp plate and adjust, make full use of space, and the rotation of screw rod, in order to solve the above-mentioned weak point in the technique.
In order to achieve the above object, the present invention provides the following technical solutions: a low-voltage switch cabinet with an anti-seismic mechanism comprises a cabinet body, wherein a fixed base is arranged at the bottom of the cabinet body, and the anti-seismic mechanism is arranged in the fixed base;
the movable drums are arranged on two sides of the inner wall of the fixed base, the two movable drums are symmetrically arranged around the central axis of the fixed base, a damping spring is fixedly connected to the bottom end of the inner wall of each movable drum, a sliding rod is fixedly connected to the top of the damping spring and is slidably connected with the movable drums, the tops of the sliding rods are fixedly connected with the cabinet body, a cross rod is fixedly connected between the two movable drums, ring sleeves are movably sleeved on two sides of the outer wall of the cross rod, buffer springs are arranged on two sides of the outer wall of each ring sleeve, the buffer springs are movably sleeved with the cross rod, moving rods are hinged on two sides of the outer wall of each ring sleeve, the tops of the moving rods are hinged with the bottom of the cabinet body, and a fixed assembly is arranged inside the cabinet body;
the fixed component comprises a screw, the number of the screw is two, moving rings are sleeved on the outer wall of the screw in a movable mode, connecting blocks and mounting seats are arranged between the moving rings, sliding grooves are formed in two sides of the outer wall of the mounting seat, clamping blocks are connected to two sides of the inner wall of each sliding groove in a sliding mode, the number of the clamping blocks is two, each group of the clamping blocks is multiple, a reset spring is sleeved on the outer wall of each clamping block in a movable mode, two sides of the outer wall of each reset spring respectively abut against the sliding grooves and the clamping blocks, the connecting blocks are connected with the sliding grooves in a sliding mode, a pressing plate is arranged at the top of the mounting seat and matched with the mounting seats, moving sleeves are fixedly connected to two sides of the outer wall of each pressing plate, and the moving sleeves are connected with the screw threads.
Preferably, the bottom end of the inner wall of the fixed base is provided with a plurality of through holes.
Preferably, the two screw rods are symmetrically arranged around the central axis of the cabinet body, a first bearing is arranged at the joint of the screw rods and the cabinet body, the screw rods are rotatably connected with the cabinet body through the first bearing, and a transmission belt is in transmission connection between the two screw rods.
Preferably, the inner wall of the connecting block is provided with a clamping hole, the clamping hole is movably clamped with the clamping block, rubber protective pads are arranged on two sides of the inner wall of the mounting seat, and the bottom end of the inner wall of the mounting seat is provided with a heat dissipation hole.
Preferably, the pressing plate bottom is provided with a protection layer, the two sides of the top of the pressing plate are fixedly connected with limiting springs, the bottom of each limiting spring is fixedly connected with a positioning block, the two sides of the top of the mounting seat are provided with arc-shaped grooves, and the arc-shaped grooves are matched with the positioning blocks.
Preferably, one side of the outer wall of the screw rod is fixedly connected with a steering gear, the outer wall of the steering gear is meshed with a bevel gear, the bevel gear penetrates through one side of the outer wall of the cabinet body, the outer wall of the bevel gear is fixedly connected with a handle, and a second bearing is arranged at the joint of the bevel gear and the cabinet body.
Preferably, the radiating grooves are formed in two sides of the inner wall of the cabinet body, the radiating grooves are provided with radiating fans, the mounting plate is arranged on one side of the outer wall of each radiating groove and fixedly connected with the cabinet body through bolts, the filter screens are arranged on two sides of the inner wall of each mounting plate, and the filter screens are matched with the radiating grooves.
In the technical scheme, the utility model provides a technological effect and advantage:
1. through the twist grip, make bevel gear rotate and drive the steering gear of outer wall meshing and rotate, thereby make the screw rod rotate, make the distance between clamp plate and the mount pad change at any time, carry out the high degree adjustment of pertinence according to electrical components's size, guaranteed to be adjusted between mount pad and the clamp plate, make full use of space, and the rotation of screw rod, make relative or opposite direction remove between mount pad and the clamp plate, make the clamp plate carry out the pertinence to the electrical components of different thickness and compress tightly, the damage of equipment has been reduced, when playing the positioning action the possibility of aversion when having reduced vibrations.
2. Through being provided with anti-seismic mechanism bottom the cabinet body, damping spring's elastic force effect, can subduct the effort that the cabinet body rocked from top to bottom, the top to bottom of the cabinet body rocks and is absorbed by damping spring gradually, maintain the top and bottom stability of the cabinet body, when the cabinet body is receiving transverse shock, the carriage release moves down under cabinet body lateral shifting, drive two ring covers and slide in the horizontal pole, then compress or the buffer spring that tensile horizontal pole outer wall activity cup jointed, thereby alleviate the transverse shock that the cabinet body received, be favorable to avoiding the cabinet body to receive the influence of external vibrations, improve vertical shockproof effect, guarantee that the cabinet body is vertical and horizontal to realize taking precautions against earthquakes.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
FIG. 1 is a sectional view of the overall structure of the present invention;
fig. 2 is a rear view of the cabinet body of the present invention;
FIG. 3 is a schematic view of the connection structure of the connection block and the fixture block of the present invention;
fig. 4 is a schematic view of a partial structure of the mounting seat of the present invention;
FIG. 5 is a schematic view of a partial structure of the pressing plate of the present invention;
fig. 6 is an enlarged view of a structure in fig. 1 according to the present invention.
Description of reference numerals:
1. a cabinet body; 2. a fixed base; 3. a movable barrel; 4. a damping spring; 5. a slide bar; 6. a cross bar; 7. sleeving a ring; 8. a buffer spring; 9. a travel bar; 10. a through hole; 11. a screw; 12. a moving ring; 13. connecting blocks; 14. a mounting seat; 15. a chute; 16. a clamping block; 17. a return spring; 18. a rubber protective pad; 19. heat dissipation holes; 20. an arc-shaped slot; 21. a movable sleeve; 22. pressing a plate; 23. a protective layer; 24. positioning blocks; 25. a limiting spring; 26. a steering gear; 27. a bevel gear; 28. a handle; 29. a drive belt; 30. a heat sink; 31. a heat radiation fan; 32. mounting a plate; 33. and (4) a filter screen.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
The utility model provides a low-voltage switch cabinet with an anti-seismic mechanism, as shown in figures 1-6, which comprises a cabinet body 1, wherein the bottom of the cabinet body 1 is provided with a fixed base 2, and the anti-seismic mechanism is arranged inside the fixed base 2;
the movable cylinders 3 are arranged on two sides of the inner wall of the fixed base 2, the two movable cylinders 3 are symmetrically arranged about the central axis of the fixed base 2, the bottom end of the inner wall of each movable cylinder 3 is fixedly connected with a damping spring 4, the top of each damping spring 4 is fixedly connected with a slide rod 5, each slide rod 5 is slidably connected with each movable cylinder 3, the top of each slide rod 5 is fixedly connected with the cabinet body 1, a cross rod 6 is fixedly connected between the two movable cylinders 3, ring sleeves 7 are movably sleeved on two sides of the outer wall of each cross rod 6, buffer springs 8 are arranged on two sides of the outer wall of each ring sleeve 7, the buffer springs 8 are movably sleeved with the cross rods 6, movable rods 9 are hinged on two sides of the outer wall of each ring sleeve 7, the tops of the movable rods 9 are hinged with the bottom of the cabinet body 1, and a fixed component is arranged in the cabinet body 1;
the fixed component comprises two screw rods 11, the outer wall of each screw rod 11 is movably sleeved with a movable ring 12, one side of the outer wall of the moving ring 12 is fixedly connected with a connecting block 13, a mounting seat 14 is arranged between the two moving rings 12, sliding grooves 15 are respectively arranged on two sides of the outer wall of the mounting seat 14, clamping blocks 16 are respectively connected on two sides of the inner wall of each sliding groove 15 in a sliding manner, the number of the fixture blocks 16 is set to two groups, the number of the fixture blocks 16 in each group is set to a plurality, the outer wall of the fixture block 16 is movably sleeved with a return spring 17, two sides of the outer wall of the return spring 17 are respectively abutted against the sliding groove 15 and the fixture block 16, the connecting block 13 is connected with the sliding groove 15 in a sliding manner, the top of the mounting seat 14 is provided with a pressing plate 22, the pressing plate 22 is matched with the mounting seat 14, the two sides of the outer wall of the pressing plate 22 are fixedly connected with movable sleeves 21, and the movable sleeves 21 are in threaded connection with the screw rods 11.
Further, in the above technical solution, the bottom end of the inner wall of the fixing base 2 is provided with a plurality of through holes 10, and the number of the through holes 10 is plural.
Further, in the above technical solution, two screw rods 11 are symmetrically arranged about the central axis of the cabinet body 1, a first bearing is arranged at the joint of the screw rods 11 and the cabinet body 1, the screw rods 11 are rotatably connected with the cabinet body 1 through the first bearing, and a transmission belt 29 is connected between the two screw rods 11 in a transmission manner.
Further, in the above technical scheme, a clamping hole is formed in the inner wall of the connecting block 13, the clamping hole is movably clamped with the clamping block 16, rubber protection pads 18 are arranged on two sides of the inner wall of the mounting seat 14, and a heat dissipation hole 19 is formed in the bottom end of the inner wall of the mounting seat 14.
Further, in the above technical scheme, a protection layer 23 is arranged at the bottom of the pressing plate 22, limiting springs 25 are fixedly connected to two sides of the top of the pressing plate 22, positioning blocks 24 are fixedly connected to the bottoms of the limiting springs 25, arc-shaped grooves 20 are formed in two sides of the top of the mounting seat 14, and the arc-shaped grooves 20 are matched with the positioning blocks 24.
Further, in the above technical solution, one side of the outer wall of the screw rod 11 is fixedly connected with a steering gear 26, the outer wall of the steering gear 26 is engaged with a bevel gear 27, the bevel gear 27 penetrates through one side of the outer wall of the cabinet body 1, the outer wall of the bevel gear 27 is fixedly connected with a handle 28, and a second bearing is arranged at a connection position of the bevel gear 27 and the cabinet body 1.
Further, in above-mentioned technical scheme, radiating groove 30 has all been seted up to cabinet body 1 inner wall both sides, radiating groove 30 inner wall is equipped with radiator fan 31, radiating groove 30 outer wall one side is equipped with mounting panel 32, mounting panel 32 passes through bolt and cabinet body 1 fixed connection, mounting panel 32 inner wall both sides all are equipped with filter screen 33, filter screen 33 and radiating groove 30 phase-match.
This practical theory of operation:
referring to the attached drawings 1-6 of the specification, when the utility model is used, firstly, the sliding groove 15 on the outer wall of the mounting seat 14 is matched with the connecting block 13, the mounting seat 14 is inserted into the outer wall of the connecting block 13, meanwhile, the clamping block 16 in sliding connection with the two sides of the inner wall of the sliding groove 15 is clamped with the clamping hole arranged in the connecting block 13 through the elastic force of the limiting spring 25, then the electric element is placed at the top of the mounting seat 14, the handle 28 is rotated, the bevel gear 27 is rotated to drive the steering gear 26 meshed with the outer wall to rotate, thereby one screw rod 11 is rotated, then the other screw rod 11 is driven to synchronously rotate through the transmission belt 29, so that the distance between the pressing plate 22 and the mounting seat 14 can be changed at any time, the targeted height adjustment is carried out according to the size of the electric element, the adjustment between the mounting seat 14 and the pressing plate 22 is ensured, the space is fully utilized, and the screw 11 rotates to enable the mounting seat 14 and the pressure plate 22 to move relatively or reversely, so that the pressure plate 22 presses electrical components with different thicknesses in a targeted manner, the damage to equipment is reduced, and the possibility of displacement during vibration is reduced while the positioning effect is achieved.
Referring to the attached drawings 1-6 of the specification, the utility model is characterized in that the bottom of the cabinet body 1 is provided with an anti-vibration mechanism, the cabinet body 1 is fixedly arranged on two sliding rods 5, the cabinet body 1 is matched with the fixed base 2, when the cabinet body 1 is impacted from the outside, the elastic action of the damping spring 4 can reduce the action force of the vertical shaking of the cabinet body 1, the vertical shaking of the cabinet body 1 is gradually absorbed by the damping spring 4 to maintain the vertical stability of the cabinet body 1, when the cabinet body 1 is impacted transversely, the movable rod 9 moves downwards under the transverse movement of the cabinet body 1 due to the hinging action between the movable rod 9 and the cabinet body 1 to drive the two ring sleeves 7 to slide in the transverse rod 6, and then the buffer spring 8 movably sleeved on the outer wall of the transverse rod 6 is compressed or stretched, so as to relieve the transverse impact on the cabinet body 1 and be beneficial to avoiding the cabinet body 1 from being affected by the external vibration, the longitudinal shockproof effect is improved, and the cabinet body 1 is guaranteed to be shockproof longitudinally and transversely.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (7)
1. The utility model provides a low-voltage switchgear with antidetonation mechanism, includes the cabinet body (1), its characterized in that: a fixed base (2) is arranged at the bottom of the cabinet body (1), and an anti-seismic mechanism is arranged inside the fixed base (2);
the movable barrel is characterized in that movable barrels (3) are arranged on two sides of the inner wall of the fixed base (2), the two movable barrels (3) are symmetrically arranged relative to the central axis of the fixed base (2), a damping spring (4) is fixedly connected to the bottom end of the inner wall of each movable barrel (3), a sliding rod (5) is fixedly connected to the top of each damping spring (4), the sliding rods (5) are slidably connected with the movable barrels (3), the top of each sliding rod (5) is fixedly connected with the cabinet body (1), a cross rod (6) is fixedly connected between the two movable barrels (3), ring sleeves (7) are movably sleeved on two sides of the outer wall of each cross rod (6), buffer springs (8) are arranged on two sides of the outer wall of each ring sleeve (7), moving rods (9) are hinged to two sides of the outer wall of each ring sleeve (7), the tops of the moving rods (9) are hinged to the bottom of the cabinet body (1), a fixing component is arranged inside the cabinet body (1);
the fixing component comprises screw rods (11), the number of the screw rods (11) is two, moving rings (12) are movably sleeved on the outer walls of the screw rods (11), one sides of the outer walls of the moving rings (12) are fixedly connected with connecting blocks (13), an installation seat (14) is arranged between the two moving rings (12), sliding grooves (15) are formed in two sides of the outer walls of the installation seat (14), clamping blocks (16) are slidably connected to two sides of the inner walls of the sliding grooves (15), the number of the clamping blocks (16) is two, the number of the clamping blocks (16) in each group is multiple, a reset spring (17) is movably sleeved on the outer wall of each clamping block (16), two sides of the outer wall of each reset spring (17) respectively abut against the sliding grooves (15) and the clamping blocks (16), the connecting blocks (13) are slidably connected with the sliding grooves (15), and a pressing plate (22) is arranged at the top of the installation seat (14), the pressing plate (22) is matched with the mounting seat (14), the two sides of the outer wall of the pressing plate (22) are fixedly connected with movable sleeves (21), and the movable sleeves (21) are in threaded connection with the screw rods (11).
2. A low-voltage switchgear cabinet with an anti-seismic mechanism, according to claim 1, characterized in that: through-hole (10) have been seted up to unable adjustment base (2) inner wall bottom, the quantity of through-hole (10) sets up to a plurality ofly.
3. A low-voltage switchgear cabinet with an anti-seismic mechanism, according to claim 1, characterized in that: two screw rod (11) are around cabinet body (1) axis symmetry setting, screw rod (11) and cabinet body (1) junction are equipped with first bearing, screw rod (11) are connected with cabinet body (1) rotation through first bearing, two the transmission is connected with driving belt (29) between screw rod (11).
4. A low-voltage switchgear cabinet with an anti-seismic mechanism, according to claim 1, characterized in that: the inner wall of the connecting block (13) is provided with a clamping hole, the clamping hole is movably clamped with the clamping block (16), rubber protective pads (18) are arranged on two sides of the inner wall of the mounting seat (14), and heat dissipation holes (19) are formed in the bottom end of the inner wall of the mounting seat (14).
5. A low-voltage switchgear cabinet with an anti-seismic mechanism, according to claim 1, characterized in that: the protection layer (23) is arranged at the bottom of the pressing plate (22), the limiting springs (25) are fixedly connected to the two sides of the top of the pressing plate (22), the positioning blocks (24) are fixedly connected to the bottoms of the limiting springs (25), the arc-shaped grooves (20) are formed in the two sides of the top of the mounting seat (14), and the arc-shaped grooves (20) are matched with the positioning blocks (24).
6. A low-voltage switchgear cabinet with an anti-seismic mechanism, according to claim 1, characterized in that: one screw rod (11) outer wall one side fixedly connected with steering gear (26), steering gear (26) outer wall meshing has bevel gear (27), bevel gear (27) run through cabinet body (1) outer wall one side, bevel gear (27) outer wall fixedly connected with handle (28), bevel gear (27) and cabinet body (1) junction are equipped with the second bearing.
7. A low-voltage switchgear cabinet with an anti-seismic mechanism, according to claim 1, characterized in that: radiating groove (30) have all been seted up to the cabinet body (1) inner wall both sides, radiating groove (30) inner wall is equipped with radiator fan (31), radiating groove (30) outer wall one side is equipped with mounting panel (32), mounting panel (32) are through bolt and cabinet body (1) fixed connection, mounting panel (32) inner wall both sides all are equipped with filter screen (33), filter screen (33) and radiating groove (30) phase-match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121330907.6U CN215221381U (en) | 2021-06-16 | 2021-06-16 | Low-voltage switchgear with antidetonation mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121330907.6U CN215221381U (en) | 2021-06-16 | 2021-06-16 | Low-voltage switchgear with antidetonation mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215221381U true CN215221381U (en) | 2021-12-17 |
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ID=79425786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121330907.6U Expired - Fee Related CN215221381U (en) | 2021-06-16 | 2021-06-16 | Low-voltage switchgear with antidetonation mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215221381U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117424087A (en) * | 2023-10-26 | 2024-01-19 | 江苏电百达智能科技有限公司 | Power distribution switch control cabinet with protection performance and protection method thereof |
| CN118198901A (en) * | 2024-05-15 | 2024-06-14 | 广东中兴电器开关股份有限公司 | High anti-seismic cabinet body structure based on vertical vibration reduction and switch cabinet |
-
2021
- 2021-06-16 CN CN202121330907.6U patent/CN215221381U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117424087A (en) * | 2023-10-26 | 2024-01-19 | 江苏电百达智能科技有限公司 | Power distribution switch control cabinet with protection performance and protection method thereof |
| CN118198901A (en) * | 2024-05-15 | 2024-06-14 | 广东中兴电器开关股份有限公司 | High anti-seismic cabinet body structure based on vertical vibration reduction and switch cabinet |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211217 |
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| CF01 | Termination of patent right due to non-payment of annual fee |