CN213878848U - Safety locking device for electric high-voltage switch cabinet - Google Patents
Safety locking device for electric high-voltage switch cabinet Download PDFInfo
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- CN213878848U CN213878848U CN202022762520.XU CN202022762520U CN213878848U CN 213878848 U CN213878848 U CN 213878848U CN 202022762520 U CN202022762520 U CN 202022762520U CN 213878848 U CN213878848 U CN 213878848U
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- fixedly connected
- box
- box body
- sliding block
- door
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- 230000037431 insertion Effects 0.000 claims 3
- 238000003780 insertion Methods 0.000 claims 3
- 238000012423 maintenance Methods 0.000 abstract description 9
- 244000309464 bull Species 0.000 abstract description 6
- 230000000903 blocking effect Effects 0.000 abstract description 5
- 230000033001 locomotion Effects 0.000 description 12
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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Abstract
The utility model discloses an electric high tension switchgear safety blocking device relates to electric high tension switchgear safety blocking device technical field. The technical key points are as follows: including box and chamber door, the both ends fixedly connected with door opener on one side of the chamber door is close to the box, door opener includes two first fixed blocks, two first fixed block fixed connection in box, be equipped with the sliding block between the first fixed block in addition, first fixed block passes through the connecting rod with the sliding block and is connected, connecting rod and first fixed block sliding connection, and with sliding block fixed connection, first fixed block fixedly connected with cylinder, cylinder output end fixed connection in sliding block, the box is close to articulated fixedly connected with mount pad, mount pad fixedly connected with bull stick, bull stick one end fixed connection in the chamber door, bull stick other end fixedly connected with first gear, gear engagement has first rack, first rack fixed connection in connecting rod. The utility model has the advantages of need not dismantle the chamber door when the maintenance.
Description
Technical Field
The utility model relates to an electric high tension switchgear safety blocking device technical field specifically is an electric high tension switchgear safety blocking device.
Background
The electric high-voltage switch cabinet is equipment commonly used in high-voltage transmission, and a cabinet door needs to be opened and closed according to maintenance and cleaning requirements, but a locking device used at present is troublesome in use and is unsafe, because the high-voltage cabinet is mostly provided with high voltage, if the locking device is not good, high-voltage equipment inside the high-voltage cabinet is exposed outside, if the high-voltage equipment touches rainy days, the high-voltage equipment inside the high-voltage cabinet is exposed to rain, pedestrians passing by the high-voltage cabinet possibly cause electric shock danger, serious people cause death, the cabinet body and a door body are generally connected through hinges, and therefore when the high-voltage equipment inside the high-voltage cabinet is maintained, the door body can rotate automatically, and the maintenance progress can be delayed.
Chinese patent like current publication No. CN209067048U discloses an electric high-voltage switch cabinet safety locking device, including the box, its characterized in that: the refrigerator comprises a refrigerator body, a door body, a first T-shaped piece, a second T-shaped piece, a first bulge, a first groove, a first through hole, a first spring, a third groove, a fourth groove, a third through hole, a fourth through hole, a third through hole, a fourth through hole, a third through hole, a second T-shaped piece, a second through hole, a second spring, a second through hole and a third through hole, the inside of fourth recess is equipped with second T piece, the surface of second T piece is equipped with the second arch, the lower extreme of second T piece is equipped with the second spring, the one end fixed connection of second spring is on the lower extreme surface of second T piece, the one end fixed connection of second spring is on the inboard bottom surface of fourth recess, the front side of fourth recess is equipped with the second through-groove.
The above prior art solution has the following drawbacks: the locking device of the device is inconvenient to use because the locking device needs to be detached during maintenance.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide an electric high tension switchgear safety blocking device, it has when the maintenance, does not dismantle the fixed advantage of chamber door under the state of chamber door.
The above object of the present invention can be achieved by the following technical solutions:
a safe locking device of an electric high-voltage switch cabinet comprises a box body and a box door, wherein one side of the box door is hinged with the box body, a hinged edge is positioned on a vertical surface, two ends of the box body, which are close to one side of the box door, are fixedly connected with a door opening device, the moving direction of the door opening device is perpendicular to the hinged edge of the box door and the box body, the door opening device comprises two first fixed blocks, the two first fixed blocks are both fixedly connected with the box body, a sliding block is additionally arranged between the two first fixed blocks, the sliding block is in sliding connection with the box body, the first fixed blocks are connected with the sliding block through a connecting rod, the connecting rod is in sliding connection with the first fixed blocks and is fixedly connected with the sliding block, the first fixed blocks are fixedly connected with air cylinders, the output directions of the air cylinders are parallel to the axial direction of the connecting rod, and the output ends of the air cylinders are fixedly connected with the sliding block, the box is close to articulated fixedly connected with mount pad, mount pad fixedly connected with bull stick, bull stick one end fixed connection in the chamber door, the fixed cover of bull stick other end has connect first gear, the axial of first gear is on a parallel with articulated limit, gear engagement has first rack, first rack fixed connection in the connecting rod.
Through adopting above-mentioned technical scheme, open the cylinder, make the sliding block to the direction motion near first gear, drive first rack and remove to the direction near first gear, first rack drives first gear revolve, because the chamber door is articulated with the box, make the chamber door do the rotation of revolving the pole, until with the fixed suitable position of chamber door, close the cylinder, do the fixed of chamber door position, after the maintenance finishes, open the cylinder, make the sliding block and first rack, opposite movement is to first gear etc., resume the normal position until the chamber door, moreover, the steam generator is simple in structure, and convenient for operation.
The present invention may be further configured in a preferred embodiment as: the chamber door with the box is kept away from the equal fixedly connected with second fixed block of articulated department one end, the second fixed block is close to ground one side and is equipped with the drive case, the hollow setting of drive case, the inside wall fixedly connected with mobile device of drive case close to ground one side, mobile device's direction of motion perpendicular to ground.
Through adopting above-mentioned technical scheme, can convert the lock of closing of chamber door and box into the lock of closing of fixed block, convenient to detach can recycle, simple structure.
The present invention may be further configured in a preferred embodiment as: a supporting plate is fixedly connected with one side of the mobile device, which is far away from the ground, a first motor is fixedly connected with one side of the supporting plate, which is far away from the mobile device, the axial direction of the first motor is vertical to the ground, one side of the first motor, which is far away from the supporting plate, is fixedly connected with an electric telescopic rod, one side of the electric telescopic rod, which is far away from the supporting plate, is fixedly connected with a balancing table, one side of the balancing table, which is far away from the electric telescopic rod, is fixedly connected with an inserted link, one end of the inserting rod, which is far away from the electric telescopic rod, is fixedly connected with an inserting table, the second fixed block is provided with a sliding groove, the sliding groove penetrates through the second fixed block, one side of the second fixed block, which is far away from the ground, is provided with a notch, the notch and the sliding groove are coaxially arranged, when the locking state is realized, the inserted bar penetrates through the sliding groove, and one side of the inserted platform, which is close to the inserted bar, is embedded with the notch.
Through adopting above-mentioned technical scheme, the mobile device motion promotes the inserted bar and the platform rebound, and after the arrival position, open electric telescopic handle, promote the inserted bar, run through the second fixed block with the inserted bar through the spout with the platform, then open first motor, rotate the inserted bar for the inserted platform inlays locates the notch, realizes the shutting of chamber door and box, simple structure, and convenient operation can recycle.
The present invention may be further configured in a preferred embodiment as: the mobile device comprises a first panel and a second rack, the first panel is fixedly connected with the inner side wall of one side of the box body, the first panel is far away from one side of the box body and is connected with the second rack in a sliding mode, the axial direction of the second rack is perpendicular to the ground, one side of the second rack is far away from one side of the ground and is fixedly connected with the supporting plate, the second rack is meshed with a second gear, a fixing rod penetrates through the second gear, the fixing rod penetrates through the driving box and is connected with the driving box in a rotating mode, and a ratchet mechanism is fixedly connected to one side of the fixing rod.
Through adopting above-mentioned technical scheme, rotate ratchet, drive the second rack through the second gear and carry out the up-and-down motion, realize the up-and-down motion of inserted bar, can realize the shutting of the second fixed block of different positions, simple structure, convenient operation.
The present invention may be further configured in a preferred embodiment as: the utility model discloses a portable electronic device, including box, adjusting device, slider, adjusting box, slide rail, slider, adjusting box, slider, adjusting box and slider are close to ground, the hollow setting of adjusting box, the inside wall that the adjusting box is close to ground is equipped with the slide rail, the slide rail is kept away from adjusting box one side with slider sliding connection, the slider is kept away from slide rail one side articulates there is the connecting rod, the connecting rod is kept away from slider one side articulated connect in the lateral wall that the box is close to ground, the slider runs through there is first lead screw, the axial of first lead screw is on a parallel with the slide rail, first lead screw both ends with the adjusting box rotates to be connected and keeps away from the one end of chamber door runs through the box, first lead screw is kept away from one side fixedly connected with the first in command of chamber door.
By adopting the technical scheme, the first handle is rotated to drive the first screw rod to rotate, the first screw rod drives the sliding block to move, and the sliding block drives the connecting rod to adjust the angle of the box body, so that the requirement that the inclination of an installation place is not more than 3 degrees is not limited.
The present invention may be further configured in a preferred embodiment as: the outer surface of the box door is fixedly connected with a thermometer.
By adopting the technical scheme, the thermometer can test the surrounding environment and perform high-temperature early warning.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the door opening device is arranged, the cylinder is opened, the sliding block moves towards the direction close to the first gear, the first rack is driven to move towards the direction close to the first gear, the first rack drives the first gear to rotate, the box door is hinged with the box body, the box door rotates around the rotating rod until the box door is fixed at a proper position, the cylinder is closed, the position of the box door is fixed, after maintenance is finished, the cylinder is opened, the sliding block moves oppositely to the first rack and the first gear until the box door returns to the original position, the structure is simple, and operation is convenient;
2. the moving device is arranged, the ratchet mechanism is rotated, the second rack is driven by the second gear to move up and down, the up-and-down movement of the inserted rod is realized, the locking of the second fixed blocks at different positions can be realized, the structure is simple, and the operation is convenient;
3. through setting up adjusting device, rotate the handle, drive the lead screw and rotate, the lead screw drives the slider motion, and the slider drives the connecting rod and carries out angle modulation to the box, and the gradient that is not subject to the installation place is not more than 3 degrees requirements.
Drawings
Fig. 1 is a schematic structural view of the door opener of the present invention;
fig. 2 is a schematic view of a first view structure of the present invention;
FIG. 3 is a schematic view of a portion of the enlarged structure at B of FIG. 2;
FIG. 4 is a schematic view of the overall structure of the hidden door opener of the present invention;
fig. 5 is a schematic structural diagram of the mobile device of the present invention;
fig. 6 is a schematic structural diagram of the adjusting device of the present invention.
Reference numerals: 1. a box door; 2. a box body; 3. a door opening device; 31. a first fixed block; 32. a slider; 33. a connecting rod; 34. a cylinder; 35. a mounting seat; 36. a rotating rod; 37. a first gear; 38. a first rack; 4. a second fixed block; 5. a drive box; 6. a mobile device; 61. a first panel; 62. a second rack; 63. a second gear; 64. fixing the rod; 65. a ratchet mechanism; 7. a support plate; 8. a first motor; 9. an electric telescopic rod; 10. a balancing table; 11. inserting a rod; 12. inserting a platform; 13. a chute; 14. a recess; 15. an adjustment device; 151. an adjusting box; 152. a slide rail; 153. a slider; 154. a connecting rod; 155. a first lead screw; 156. a first handle; 16. a thermometer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, a safety locking device for an electrical high-voltage switch cabinet disclosed by the present invention comprises a box body 2 and a box door 1, wherein one side of the box door 1 is hinged to the box body 2, a hinged edge of the box body 1 is located on a vertical plane, two ends of the box body 2 near one side of the box door 1 are fixedly connected with a door opener 3, a moving direction of the door opener 3 is perpendicular to the hinged edge of the box door 1 and the box body 2, the door opener 3 comprises two first fixing blocks 31, both the first fixing blocks 31 are fixedly connected to the box body 2, a sliding block 32 is additionally arranged between the two first fixing blocks 31, the sliding block 32 is slidably connected with the box body 2, the first fixing blocks 31 are connected with the sliding block 32 through a connecting rod 33, the connecting rod 33 is slidably connected with the first fixing blocks 31 and is fixedly connected with the sliding block 32, the first fixing blocks 31 are fixedly connected with a cylinder 34, an output direction of the cylinder 34 is parallel to an axial direction of the connecting rod 33, the output end of the cylinder 34 is fixedly connected to the sliding block 32, the mounting seat 35 is fixedly connected to the box body 2 near the hinge joint, the mounting seat 35 is fixedly connected to the rotating rod 36, one end of the rotating rod 36 is fixedly connected to the box door 1, the first gear 37 is fixedly connected to the other end of the rotating rod 36 in a sleeved mode, the axial direction of the first gear 37 is parallel to the hinge joint edge, the gear is meshed with the first rack 38, the first rack 38 is fixedly connected to the connecting rod 33, the cylinder 34 is opened, the sliding block 32 moves towards the direction close to the first gear 37, the first rack 38 drives the first gear 37 to rotate, the box door 1 is hinged to the box body 2, the box door 1 rotates around the rotating rod 36, the cylinder 34 is closed until the proper position for fixing the box door 1 is fixed, the cylinder 34 is opened after maintenance is finished, and the sliding block 32 and the first rack 38, The first gear 37 and the like do opposite movement until the door 1 returns to the original position, and the structure is simple and the operation is convenient.
Referring to fig. 4, chamber door 1 and box 2 are kept away from the equal fixedly connected with second fixed block 4 of articulated department one end, second fixed block 4 is close to ground one side and is equipped with drive box 5, drive box 5 is hollow to be set up, refer to fig. 5, drive box 5 is close to the inside wall fixedly connected with mobile device 6 of ground one side, mobile device 6's direction of motion perpendicular to ground, can convert the lock of closing of chamber door 1 and box 2 into the lock of closing of fixed block, convenient to detach can recycle, simple structure.
Referring to fig. 5, a supporting plate 7 is fixedly connected to one side of the moving device 6 away from the ground, a first motor 8 is fixedly connected to one side of the supporting plate 7 away from the moving device 6, preferably, the first motor 8 is a servo motor, the axial direction of the first motor 8 is perpendicular to the ground, an electric telescopic rod 9 is fixedly connected to one side of the first motor 8 away from the supporting plate 7, a balance table 10 is fixedly connected to one side of the electric telescopic rod 9 away from the supporting plate 7, referring to fig. 1, an inserting rod 11 is fixedly connected to one side of the balance table 10 away from the electric telescopic rod 9, an inserting table 12 is fixedly connected to one end of the inserting rod 11 away from the electric telescopic rod 9, referring to fig. 6, a sliding groove 13 is formed in the second fixing block 4, the sliding groove 13 penetrates through the second fixing block 4, a notch 14 is formed in one side of the second fixing block 4 away from the ground, the notch 14 is coaxial with the sliding groove 13, and in a locking state, the inserting rod 11 penetrates through the sliding groove 13, inserting table 12 is close to 11 one sides of inserted bar and inlays with notch 14 and establishes, the mobile device 6 moves, promote inserted bar 11 and 12 upward movements of inserting table, after reaching the position, open electric telescopic handle 9, promote inserted bar 11, run through second fixed block 4 with inserted bar 11 and inserting table 12 through spout 13, then open first motor 8, rotate inserted bar 11, make inserting table 12 inlay and locate notch 14, realize the shutting of chamber door 1 and box 2, moreover, the steam generator is simple in structure, and convenient for operation, and can be recycled.
Referring to fig. 5, the moving device 6 includes a first panel 61 and a second rack 62, the first panel 61 is fixedly connected to an inner side wall of the driving box 5 near one side of the box body 2, the first panel 61 is far away from one side of the box body 2 and is slidably connected with the second rack 62, an axial direction of the second rack 62 is perpendicular to the ground, one side of the second rack 62 far away from the ground is fixedly connected with the supporting plate 7, the second rack 62 is meshed with a second gear 63, a fixing rod 64 penetrates through the second gear 63, the fixing rod 64 penetrates through the driving box 5 and is rotatably connected with the driving box 5, a ratchet mechanism 65 is fixedly connected to one side of the fixing rod 64, the ratchet mechanism 65 is rotated, the second rack 62 is driven by the second gear 63 to move up and down, up and down movement of the inserting rod 11 is realized, locking of the second fixing blocks 4 at different positions can be realized, the structure is simple, and the operation is convenient.
Referring to fig. 6, an adjusting device 15 is disposed on one side of the box body 2 close to the ground, the adjusting device 15 includes an adjusting box 151 and a sliding block 153, the adjusting box 151 is disposed in a hollow manner, a sliding rail 152 is disposed on an inner side wall of the adjusting box 151 close to the ground, one side of the sliding rail 152 away from the adjusting box 151 is slidably connected to the sliding block 153, one side of the sliding block 153 away from the sliding rail 152 is hinged to an outer side wall of the box body 2 close to the ground, a first lead screw 155 penetrates through the sliding block 153, an axial direction of the first lead screw 155 is parallel to the sliding rail 152, two ends of the first lead screw 155 are rotatably connected to the adjusting box 151, one end of the first lead screw 155 away from the box door 1 penetrates through the box body 2, one side of the first lead screw 155 away from the box door 1 is fixedly connected to a first handle 156, the first handle 156 is rotated to drive the first lead screw 155 to rotate, the sliding block 155 drives the sliding block 153 to move, the sliding block 153 drives the connecting rod 154 to perform angle adjustment on the box body 2, without being limited to the requirement that the inclination of the installation site is not more than 3 degrees.
Referring to fig. 4, a thermometer 16 is fixedly connected to an outer surface of the door 1, and the thermometer 16 can test a surrounding environment to perform a high temperature early warning.
The implementation principle of the embodiment is as follows: when the electric high-voltage switch cabinet needs to be maintained, the first motor 8 is rotated, the electric telescopic rod 9 is opened, the inserting rod 11 and the inserting table 12 are pulled out from the second fixing block 4, the cylinder 34 is opened, the sliding block 32 moves towards the direction close to the first gear 37, the first rack 38 is driven to move towards the direction close to the first gear 37, the first rack 38 drives the first gear 37 to rotate, the box door 1 is hinged to the box body 2, the box door 1 rotates around the rotating rod 36, the cylinder 34 is closed until the box door 1 is fixed at a proper position, the position of the box door 1 is fixed, and after maintenance is finished, the cylinder 34 is opened, the sliding block 32 moves oppositely with the first rack 38 and the first gear 37 until the box door 1 returns to the original position.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (6)
1. The safety locking device for the electric high-voltage switch cabinet comprises a box body (2) and a box door (1), wherein one side of the box door (1) is hinged with the box body (2), a hinged edge is positioned on a vertical surface, the safety locking device is characterized in that two ends, close to one side of the box door (1), of the box body (2) are fixedly connected with a door opening device (3), the moving direction of the door opening device (3) is perpendicular to the hinged edge of the box door (1) and the box body (2), the door opening device (3) comprises two first fixed blocks (31), the two first fixed blocks (31) are fixedly connected with the box body (2), a sliding block (32) is additionally arranged between the two first fixed blocks (31), the sliding block (32) is in sliding connection with the box body (2), the first fixed blocks (31) are connected with the sliding block (32) through a connecting rod (33), the connecting rod (33) is connected with the first fixed block (31) in a sliding way and is fixedly connected with the sliding block (32), the first fixing block (31) is fixedly connected with an air cylinder (34), the output direction of the air cylinder (34) is parallel to the axial direction of the connecting rod (33), the output end of the cylinder (34) is fixedly connected with the sliding block (32), the box body (2) is fixedly connected with a mounting seat (35) close to the hinged part, the mounting seat (35) is fixedly connected with a rotating rod (36), one end of the rotating rod (36) is fixedly connected with the box door (1), a first gear (37) is fixedly sleeved at the other end of the rotating rod (36), the axial direction of the first gear (37) is parallel to the hinged edge, the first gear (37) is engaged with a first rack (38), and the first rack (38) is fixedly connected to the connecting rod (33).
2. The safety locking device for the electric high-voltage switch cabinet according to claim 1, wherein a second fixing block (4) is fixedly connected to one end of the box door (1) far from the hinge joint with the box body (2), a driving box (5) is arranged on one side, close to the ground, of the second fixing block (4), the driving box (5) is arranged in a hollow mode, a moving device (6) is fixedly connected to the inner side wall, close to the ground, of the driving box (5), and the moving direction of the moving device (6) is perpendicular to the ground.
3. The safety locking device for the electric high-voltage switch cabinet according to claim 2, wherein a supporting plate (7) is fixedly connected to a side of the moving device (6) away from the ground, a first motor (8) is fixedly connected to a side of the supporting plate (7) away from the moving device (6), an axial direction of the first motor (8) is perpendicular to the ground, an electric telescopic rod (9) is fixedly connected to a side of the first motor (8) away from the supporting plate (7), a balance table (10) is fixedly connected to a side of the electric telescopic rod (9) away from the supporting plate (7), an insertion rod (11) is fixedly connected to a side of the balance table (10) away from the electric telescopic rod (9), an insertion table (12) is fixedly connected to one end of the insertion rod (11) away from the electric telescopic rod (9), and a sliding groove (13) is formed in the second fixing block (4), spout (13) run through second fixed block (4), notch (14) have been seted up to second fixed block (4) one side of keeping away from ground, notch (14) with spout (13) coaxial setting, when the shutting state, inserted bar (11) run through spout (13), inserted table (12) are close to inserted bar (11) one side with notch (14) are inlayed and are established.
4. An electrical high-voltage switchgear safety locking device according to claim 3, the moving device (6) comprises a first panel (61) and a second rack (62), the first panel (61) is fixedly connected with the inner side wall of the driving box (5) close to one side of the box body (2), one side of the first panel (61) far away from the box body (2) is connected with the second rack (62) in a sliding way, the axial direction of the second rack (62) is vertical to the ground, one side of the second rack (62) far away from the ground is fixedly connected with the supporting plate (7), a second gear (63) is meshed with the second rack (62), a fixing rod (64) penetrates through the second gear (63), the fixing rod (64) penetrates through the driving box (5) and is rotatably connected with the driving box, and a ratchet mechanism (65) is fixedly connected to one side of the fixing rod (64).
5. The safety locking device of the electrical high-voltage switch cabinet according to claim 1, wherein the side of the box body (2) close to the ground is provided with an adjusting device (15), the adjusting device (15) comprises an adjusting box (151) and a sliding block (153), the adjusting box (151) is hollow, the inner side wall of the adjusting box (151) close to the ground is provided with a sliding rail (152), one side of the sliding rail (152) far away from the adjusting box (151) is slidably connected with the sliding block (153), one side of the sliding block (153) far away from the sliding rail (152) is hinged with a connecting rod (154), one side of the connecting rod (154) far away from the sliding block (153) is hinged with the outer side wall of the box body (2) close to the ground, the sliding block (153) penetrates through a first lead screw (155), and the axial direction of the first lead screw (155) is parallel to the sliding rail (152), two ends of the first screw rod (155) are rotatably connected with the adjusting box (151) and one end of the first screw rod (155) far away from the box door (1) penetrates through the box body (2), and a first handle (156) is fixedly connected to one side of the first screw rod (155) far away from the box door (1).
6. An electric high-voltage switch cabinet safety locking device according to claim 1, characterized in that a thermometer (16) is fixedly connected to the outer surface of the cabinet door (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022762520.XU CN213878848U (en) | 2020-11-25 | 2020-11-25 | Safety locking device for electric high-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022762520.XU CN213878848U (en) | 2020-11-25 | 2020-11-25 | Safety locking device for electric high-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213878848U true CN213878848U (en) | 2021-08-03 |
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ID=77039183
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022762520.XU Expired - Fee Related CN213878848U (en) | 2020-11-25 | 2020-11-25 | Safety locking device for electric high-voltage switch cabinet |
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| Country | Link |
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| CN (1) | CN213878848U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508663A (en) * | 2022-02-23 | 2022-05-17 | 北京博瑞翔伦科技发展有限公司 | Edge calculation main frame body structure capable of preventing toppling |
-
2020
- 2020-11-25 CN CN202022762520.XU patent/CN213878848U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508663A (en) * | 2022-02-23 | 2022-05-17 | 北京博瑞翔伦科技发展有限公司 | Edge calculation main frame body structure capable of preventing toppling |
| CN114508663B (en) * | 2022-02-23 | 2023-09-01 | 北京博瑞翔伦科技发展有限公司 | Edge calculation main frame body structure capable of preventing toppling |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210803 |
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| CF01 | Termination of patent right due to non-payment of annual fee |