CN112271097B - Grounding switch operating mechanism of high-voltage power distribution cabinet and operating method thereof - Google Patents
Grounding switch operating mechanism of high-voltage power distribution cabinet and operating method thereof Download PDFInfo
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- CN112271097B CN112271097B CN202011113788.9A CN202011113788A CN112271097B CN 112271097 B CN112271097 B CN 112271097B CN 202011113788 A CN202011113788 A CN 202011113788A CN 112271097 B CN112271097 B CN 112271097B
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- 238000011017 operating method Methods 0.000 title abstract description 5
- 230000000750 progressive effect Effects 0.000 claims abstract description 50
- 238000000034 method Methods 0.000 claims abstract description 5
- 238000012546 transfer Methods 0.000 claims description 7
- 230000002411 adverse Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/003—Earthing switches
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
- H01H31/04—Interlocking mechanisms
- H01H31/06—Interlocking mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
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Abstract
The invention discloses an operating mechanism and an operating method of an earthing switch of a high-voltage power distribution cabinet, and belongs to the technical field of operating mechanisms of earthing switches of high-voltage power distribution cabinets. An earthing switch operating mechanism of a high-voltage power distribution cabinet comprises an operating shaft, a connecting locking plate, an interlocking shaft, a control rod, an earthing switch mounting plate and a back door, wherein the operating shaft is rotatably arranged in a cabinet body; according to the grounding switch mounting plate, the progressive tooth part is arranged, the connecting rod piece is driven to move on the grounding switch mounting plate through the progressive tooth part in the process that the rear door rotates to be in contact with the control rod, the connecting rod piece further drives the limiting block to be meshed with the limiting tooth part on the rear door, and therefore the position of the rear door is fixed, the rear door is stably in contact with the control rod, and the adverse effect on the opening and closing actions of the operating shaft due to unstable contact of the rear door and the control rod is prevented.
Description
Technical Field
The invention relates to the field of grounding switch operating mechanisms of high-voltage power distribution cabinets, in particular to a grounding switch operating mechanism of a high-voltage power distribution cabinet and an operating method of the grounding switch operating mechanism.
Background
The high-voltage distribution cabinet is a popular name of metal closed switch equipment, and is a complete set of distribution equipment which assembles related electrical equipment into a closed metal shell according to a certain circuit scheme. Therefore, the high-voltage power distribution cabinet is very important power distribution equipment, and the safe and reliable operation of the high-voltage power distribution cabinet has very important significance to a power system. All high-voltage cabinets all require to have the maintenance earthing switch, and earthing switch generally is output load side ground connection, when need overhauld high-voltage distribution cabinet load side, just will break the switch, closes the earthing switch of switch board simultaneously, can prevent like this that the sudden incoming telegram from arousing the contact accident, can put the remaining charge in addition to the most, is favorable to overhauing safety.
Patent application number is 20131039275.9, the publication number of grant is CN103489693A, the name is high voltage distribution cabinet operation axle safety interlocking mechanism, this patent mentions in the background art, earthing switch's separating brake and combined floodgate action usually rely on the operation axle that sets up in the cabinet body to control, and point out that the operation staff among the prior art has the machining precision to require height, processing difficulty, the easy bending deformation's in the use problem, and a combination setting that utilizes interlocking shaft, control lever and elastic displacement device is disclosed, make the interlocking shaft rear end can accurately block in the buckle, the operation axle locking is reliable, the security performance of switch board is good. However, in the above-mentioned technical solution, the control rod is driven to move back and forth by opening and closing of the back door, and the back door is connected with the control rod in a contact manner, and because there is no mechanism for limiting the control rod or the back door, the back door is easily contacted with the control rod unstably, and it is difficult to stably engage or disengage the interlocking shaft and the connecting lock plate, thereby affecting the opening and closing actions of the operating shaft.
Disclosure of Invention
The present invention is directed to solving the above-mentioned problems of the prior art, and provides an operating mechanism of a grounding switch of a high voltage distribution cabinet and an operating method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
the ground switch operating mechanism of the high-voltage power distribution cabinet comprises an operating shaft, a connecting locking plate, an interlocking shaft, a control rod, a ground switch mounting plate and a back door, wherein the operating shaft is rotatably arranged in a cabinet body, the connecting locking plate is fixedly arranged on the operating shaft, the interlocking shaft is fixedly arranged in the cabinet body through a limiting support, the ground switch mounting plate is fixedly arranged on the inner wall of the cabinet body, one end of the control rod is fixedly arranged on the side wall of the interlocking shaft, the other end of the control rod penetrates through the ground switch mounting plate to extend outwards, the back door is rotatably arranged on the outer wall of the cabinet body, one end of the control rod, which is arranged outside the ground switch mounting plate, can be abutted against the back door, the side wall of the control rod is provided with symmetrical progressive tooth parts, the inner side of the ground switch mounting plate is fixedly provided with symmetrical connecting rods, one end, which is far away from the ground switch mounting plate, of each connecting rod is rotatably connected with a progressive block matched with the progressive tooth parts, the side wall of the ground switch mounting plate is also provided with a connecting rod piece in a telescopic manner, and the progressive block is provided with a first driving mechanism for driving the connecting rod to move telescopically; the lateral wall of back door is equipped with the spacing tooth portion of symmetry, the outside of earthing switch mounting panel has set firmly the dead lever of symmetry, the dead lever is kept away from the one end rotation of earthing switch mounting panel and is connected with spacing tooth portion assorted stopper, the one end that connecting rod spare is close to the stopper is equipped with drive stopper pivoted second actuating mechanism, the contact ball that offsets with the back door is set firmly to the outer one end of earthing switch mounting panel is arranged in to the control lever.
Preferably, the connecting rod is an L-shaped rod, the progressive block is fixedly provided with a transfer shaft, the top of the transfer shaft is fixedly provided with a rotating disc, the rotating disc is rotatably arranged at the bottom of the connecting rod, a stiff spring is fixedly arranged between the rotating disc and the progressive block, and the stiff spring is sleeved on the outer wall of the transfer shaft.
Preferably, the progressive teeth comprise a plurality of teeth uniformly distributed on the outer wall of the control rod, and the progressive block can be meshed with the teeth.
Preferably, the connecting rod piece comprises a telescopic part and end parts, the end parts are in a U shape and are fixedly arranged at two ends of the telescopic part, and a through hole for the telescopic part to move in a telescopic manner is formed in the grounding switch mounting plate.
Preferably, the side wall of the telescopic part close to the inner side of the grounding switch mounting plate is fixedly provided with a limiting disc, a return spring is fixedly arranged between the limiting disc and the inner wall of the grounding switch mounting plate, and the return spring is sleeved outside the telescopic part.
Preferably, the first driving mechanism comprises a gear ring and a driven rack, the gear ring is sleeved on the outer wall of the rotating disc, the driven rack is fixedly arranged on the side wall of the end part, and the driven rack is meshed with the gear ring.
Preferably, the limiting tooth part comprises a plurality of tooth parts uniformly distributed on the side wall of the rear door, a fixed disc is fixedly arranged at one end, far away from the earthing switch mounting plate, of the fixed disc, and the limiting block is rotatably arranged on the fixed disc through a connecting shaft.
Preferably, the second driving mechanism comprises a driving rack and a gear disc, the driving rack is fixedly arranged at the end part of the connecting rod piece, the gear disc is fixedly sleeved on the connecting shaft, the gear disc is fixedly arranged at the top of the limiting block and meshed with the driving rack, a stiffness spring is fixedly arranged between the gear disc and the fixed disc, and the stiffness spring is sleeved on the outer wall of the connecting shaft.
Preferably, the lateral wall that the earthing switch mounting panel was arranged in to the control lever has set firmly spacing dish, be equipped with expanding spring between spacing dish and the earthing switch mounting panel, and the outer wall at the control lever is established to the expanding spring cover.
The invention also discloses an operation method of the grounding switch operation mechanism of the high-voltage power distribution cabinet, which comprises the following steps:
s1: when the interlocking device is used, the rear door rotates along the cabinet body to be in contact with the contact ball, and drives the control rod to move along the grounding switch mounting plate, so that the interlocking shaft is separated from the connecting locking plate, and the grounding switch shaft is driven to complete the opening and closing actions of the grounding switch;
s2: when the rear door drives the control rod to move towards the inside of the cabinet body, the progressive tooth part can drive the progressive block to intermittently rotate along the connecting rod, the progressive block can drive the connecting rod piece to move towards the inside of the cabinet body through the first driving mechanism when intermittently rotating, specifically, the progressive block can drive the rotating disc to rotate when rotating, the rotating disc further drives the gear ring to rotate, and the driven rack is fixedly arranged on the end part and is meshed with the gear ring, so that the gear ring can drive the driven rack to move towards the inside of the cabinet body when rotating, namely, the connecting rod piece is driven to move on the earthing switch mounting plate;
s3: when the connecting rod piece moves towards the cabinet body, the limiting block is driven to rotate along the fixed rod through the second driving mechanism, specifically, when the driving rack moves linearly, the gear disc is driven to rotate along the connecting shaft, namely, the connecting shaft is driven to rotate along the fixed disc, the gear disc drives the limiting block to rotate towards the direction close to the limiting tooth part when rotating, and when the rear door rotates to the bottom end, the limiting block is meshed with the limiting tooth part, namely, the position of the rear door is limited;
s4: when the back door is separated from the control rod, the progressive block is separated from the progressive tooth part, the connecting rod piece resets under the action of the reset spring, the limiting block is separated from the limiting tooth part, and the back door is rotated and separated.
Compared with the prior art, the invention provides an operating mechanism of a grounding switch of a high-voltage power distribution cabinet, which has the following beneficial effects:
1. according to the grounding switch, the progressive tooth part is arranged, so that the connecting rod piece is driven to move on the grounding switch mounting plate through the progressive tooth part in the process that the rear door rotates to be in contact with the control rod, the connecting rod piece further drives the limiting block to be meshed with the limiting tooth part on the rear door, the position of the rear door is fixed, the rear door is stably in contact with the control rod, and the phenomenon that the switching-off action and the switching-on action of the operating shaft are adversely affected due to unstable contact of the rear door and the control rod is prevented.
2. In the invention, when the progressive tooth part moves linearly, the progressive block is driven to rotate intermittently along the adapter shaft, namely, the adapter shaft rotates along the rotating disc, so that the first driving mechanism is driven to work by the rotation of the progressive block to realize the movement of the connecting rod piece, and the stiff spring is convenient for the return of the progressive block.
3. According to the grounding switch installation plate, the connecting rod piece is arranged to comprise the telescopic portion and the end portion, the driven rack is fixedly arranged on the end portion, and the progressive block can drive the driven rack to move through the gear ring when rotating, so that the telescopic portion can move along the grounding switch installation plate.
4. According to the invention, the limit disc is fixedly arranged on the side wall of the telescopic part close to the inner side of the grounding switch mounting plate, the return spring is fixedly arranged between the limit disc and the inner wall of the grounding switch mounting plate, and the return spring is convenient for the telescopic part to return after telescopic movement.
5. According to the invention, the second driving mechanism is arranged, the end part of the connecting rod piece drives the driving rack to move when moving along the earthing switch mounting plate, the driving rack further drives the driving gear disc to rotate along the connecting shaft, the connecting shaft further drives the limiting block to be close to the limiting tooth part, and the limiting block is clamped with the limiting tooth part when the rear door rotates to the bottommost end so as to fix the rear door, and the limiting block is convenient to reset due to the existence of the stiff spring.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 from another perspective according to the present invention;
FIG. 3 is a schematic view of the structure of FIG. 2 according to another embodiment of the present invention;
FIG. 4 is a front view of FIG. 1 of the present invention;
FIG. 5 is a schematic view of two sides of the grounding switch mounting plate of FIG. 1 according to the present invention;
FIG. 6 is a schematic structural view of portion A of FIG. 5 according to the present invention;
FIG. 7 is a schematic view of the structure of portion B of FIG. 5 according to the present invention;
FIG. 8 is a schematic view of the invention shown in FIG. 5 with the earthing switch mounting plate and the back door removed;
FIG. 9 is a schematic view of the front side of FIG. 8 according to the present invention;
fig. 10 is a schematic view of the back side of fig. 8 according to the present invention.
In the figure: 1. an operating shaft; 2. connecting the locking plate; 3. an interlock shaft; 4. a control lever; 5. a grounding switch mounting plate; 6. a rear door; 7. the teeth are advanced; 8. a connecting rod; 9. a progressive block; 10. connecting rod pieces; 10-1, a telescopic part; 10-2, end; 11. a first drive mechanism; 11-1, a gear ring; 11-2, a driven rack; 12. a limit tooth part; 13. fixing the rod; 14. a limiting block; 15. a second drive mechanism; 15-1, driving a rack; 15-2, a gear disc; 16. contacting the ball; 17. a transfer shaft; 18. rotating the disc; 19. defining a disc; 20. a return spring; 21. fixing the disc; 22. a connecting shaft; 23. a limiting disc; 24. a tension spring; 25. and a limiting bracket.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-5 and 8, an earthing switch operating mechanism of a high-voltage power distribution cabinet comprises an operating shaft 1, a connecting lock plate 2, an interlocking shaft 3, a control rod 4, an earthing switch mounting plate 5 and a rear door 6, wherein the operating shaft 1 is rotatably arranged in the cabinet body, the connecting lock plate 2 is fixedly arranged on the operating shaft 1, the interlocking shaft 3 is fixedly arranged in the cabinet body through a limiting bracket 25, the earthing switch mounting plate 5 is fixedly arranged on the inner wall of the cabinet body, one end of the control rod 4 is fixedly arranged on the side wall of the interlocking shaft 3, the other end of the control rod 4 penetrates through the earthing switch mounting plate 5 to extend outwards, the rear door 6 is rotatably arranged on the outer wall of the cabinet body, one end of the control rod 4, which is arranged outside the earthing switch mounting plate 5, can abut against the rear door 6, the side wall of the control rod 4 is provided with symmetrical progressive tooth parts 7, the inner side of the earthing switch mounting plate 5 is fixedly provided with symmetrical connecting rods 8, one end of the connecting rod 8, which is far away from the earthing switch mounting plate 5, is rotatably connected with a progressive block 9 matched with the progressive tooth parts 7, the earthing switch mounting plate 5, the side wall is also provided with a connecting rod part 10 in a telescopic manner, and the progressive block 9 is provided with a first driving mechanism 11 for driving the connecting rod 10 to move telescopically arranged on the progressive block; the lateral wall of back door 6 is equipped with symmetrical spacing tooth portion 12, and the outside of earthing switch mounting panel 5 has set firmly symmetrical dead lever 13, and the one end that dead lever 13 kept away from earthing switch mounting panel 5 rotates and is connected with stopper 14 with spacing tooth portion 12 assorted, and the one end that connecting rod piece 10 is close to stopper 14 is equipped with drive stopper 14 pivoted second actuating mechanism 15, and the one end that control lever 4 placed in the earthing switch mounting panel 5 outside sets firmly the contact ball 16 that offsets with back door 6.
The connecting rod 8 is an L-shaped rod, the forwarding block 9 is fixedly provided with a forwarding shaft 17, the top of the forwarding shaft 17 is fixedly provided with a rotating disc 18, the rotating disc 18 is rotatably arranged at the bottom of the connecting rod 8, a stiff spring is fixedly arranged between the rotating disc 18 and the forwarding block 9, the stiff spring is sleeved on the outer wall of the forwarding shaft 17, the forwarding tooth part 7 can drive the forwarding block 9 to intermittently rotate along the forwarding shaft 17 when moving linearly, namely the forwarding shaft 17 rotates along the rotating disc 18, so that the first driving mechanism 11 is driven to work by the rotation of the forwarding block 9 to realize the movement of the connecting rod piece 10, and the stiff spring is convenient for the resetting of the forwarding block 9.
The progressive teeth 7 comprise a plurality of teeth which are uniformly distributed on the outer wall of the control rod 4, and the progressive block 9 can be meshed with the teeth.
Example 2:
referring to fig. 6, 7, 9 and 10, the same as embodiment 1, further, the connection rod 10 includes a telescopic portion 10-1 and end portions 10-2, the end portions 10-2 are fixed at two ends of the telescopic portion 10-1 in a U shape, and the ground switch mounting plate 5 is provided with a through hole for the telescopic portion 10-1 to move telescopically.
A limiting disc 19 is fixedly arranged on the side wall of the telescopic part 10-1 close to the inner side of the grounding switch mounting plate 5, a return spring 20 is fixedly arranged between the limiting disc 19 and the inner wall of the grounding switch mounting plate 5, the return spring 20 is sleeved outside the telescopic part 10-1, and the telescopic part 10-1 is convenient to reset after telescopic movement due to the existence of the return spring 20.
The first driving mechanism 11 comprises a gear ring 11-1 and a driven rack 11-2, the gear ring 11-1 is sleeved on the outer wall of the rotating disc 18, the driven rack 11-2 is fixedly arranged on the side wall of the end portion 10-2, the driven rack 11-2 is meshed with the gear ring 11-1, and the progressive block 9 drives the driven rack 11-2 to move through the gear ring 11-1 when rotating, so that the telescopic portion 10-1 moves along the grounding switch mounting plate 5.
Spacing tooth portion 12 includes the tooth portion of a plurality of equipartitions at back door 6 lateral wall, and the dead lever 13 is kept away from the one end of earthing switch mounting panel 5 and is set firmly fixed disk 21, and stopper 14 rotates through connecting axle 22 and sets up on fixed disk 21.
The second driving mechanism 15 comprises a driving rack 15-1 and a gear disc 15-2, the driving rack 15-1 is fixedly arranged on the end portion 10-2 of the connecting rod piece 10, the gear disc 15-2 is fixedly sleeved on the connecting shaft 22, the gear disc 15-2 is fixedly arranged on the top of the limiting block 14, the gear disc 15-2 is meshed with the driving rack 15-1, a stiff spring is fixedly arranged between the gear disc 15-2 and the fixed disc 21 and sleeved on the outer wall of the connecting shaft 22, the end portion 10-2 on the connecting rod piece 10 drives the driving rack 15-1 to move when moving along the earthing switch mounting plate 5, the driving rack 15-1 further drives the gear disc 15-2 to rotate along the connecting shaft 22, the connecting shaft 22 further drives the limiting block 14 to be close to the limiting tooth portion 12, and clamping of the limiting block 14 and the limiting tooth portion 12 is realized when the rear door 6 rotates to the bottom end so as to fix the rear door 6, and the presence of the stiff spring facilitates resetting of the limiting block 14.
Example 3:
referring to fig. 1 to 5, substantially the same as in embodiment 2, further, a limiting disc 23 is fixedly disposed on a side wall of the control rod 4 outside the ground switch mounting plate 5, an extension spring 24 is disposed between the limiting disc 23 and the ground switch mounting plate 5, the extension spring 24 is sleeved on an outer wall of the control rod 4, and the control rod 4 is conveniently reset due to the presence of the extension spring 24.
The invention also discloses an operation method of the grounding switch operation mechanism of the high-voltage power distribution cabinet, which comprises the following steps:
s1: when the interlocking device is used, the rear door 6 rotates along the cabinet body to be in contact with the contact ball 16, and drives the control rod 4 to move along the grounding switch mounting plate 5, so that the interlocking shaft 3 is separated from the connecting locking plate 2, and the grounding switch shaft is driven to complete the opening and closing actions of the grounding switch;
s2: when the rear door 6 drives the control rod 4 to move towards the inside of the cabinet body, the progressive tooth part 7 can drive the progressive block 9 to intermittently rotate along the connecting rod 8, the progressive block 9 can drive the connecting rod piece 10 to move towards the inside of the cabinet body through the first driving mechanism 11 when intermittently rotating, specifically, the progressive block 9 can drive the rotating disc 18 to rotate when rotating, the rotating disc 18 further drives the gear ring 11-1 to rotate, and the driven rack 11-2 is fixedly arranged on the end part 10-2 and the driven rack 11-2 is meshed with the gear ring 11-1, so that the gear ring 11-1 can drive the driven rack 11-2 to move towards the inside of the cabinet body when rotating, namely, the connecting rod piece 10 is driven to move on the earthing switch mounting plate 5;
s3: when the connecting rod piece 10 moves towards the cabinet body, the limiting block 14 is driven to rotate along the fixed rod 13 through the second driving mechanism 15, specifically, the driving rack 15-1 linearly moves to drive the gear disc 15-2 to rotate along the connecting shaft 22, namely, the connecting shaft 22 is driven to rotate along the fixed disc 21, the gear disc 15-2 drives the limiting block 14 to rotate towards the direction close to the limiting tooth part 12 when rotating, and the meshing of the limiting block 14 and the limiting tooth part 12 is realized when the rear door 6 rotates to the bottom end, namely, the position of the rear door 6 is limited;
s4: when the back door 6 is separated from the control rod 4, the progressive block 9 is separated from the progressive tooth part 7, the connecting rod piece 10 is reset under the action of the reset spring 20, the limiting block 14 is separated from the limiting tooth part 12, and the back door 6 is rotated and separated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a high voltage distribution cabinet's earthing switch operating device, includes operating axis (1), connection locking plate (2), interlocking axle (3), control lever (4), earthing switch mounting panel (5), back door (6), operating axis (1) rotates and sets up internally at the cabinet, connection locking plate (2) set firmly on operating axis (1), interlocking axle (3) set firmly internally at the cabinet through spacing support (25), earthing switch mounting panel (5) set firmly at the internal wall of cabinet, the one end of control lever (4) sets firmly the lateral wall at interlocking axle (3), the other end of control lever (4) passes earthing switch mounting panel (5) and outwards extends, back door (6) rotate and set up at the external wall of cabinet, and control lever (4) are arranged in the outer one end of earthing switch mounting panel (5) and can offset with back door (6), its characterized in that, the lateral wall of control lever (4) is equipped with symmetrical progressive tooth portion (7) that advances, the inboard of earthing switch mounting panel (5) sets firmly connecting rod (8) symmetrical progressive tooth portion, earthing switch mounting panel (5) is kept away from one end and is connected with first pole piece (9) and is connected with flexible drive rod piece (10) and is connected with flexible piece (10) drive rod piece (10) and is connected with flexible pole piece (10) and telescopic rod piece (10) and drive mechanism (10) and is connected with flexible pole (10) and drive pole piece (10) and drive pole (5) and is connected to advance (11) (ii) a The lateral wall of back door (6) is equipped with spacing tooth portion (12) of symmetry, the outside of earthing switch mounting panel (5) has set firmly symmetrical dead lever (13), the one end that earthing switch mounting panel (5) were kept away from in dead lever (13) is rotated and is connected with spacing tooth portion (12) assorted stopper (14), the one end that connecting rod piece (10) are close to stopper (14) is equipped with drive stopper (14) pivoted second actuating mechanism (15), earthing switch mounting panel (5) outer one end is arranged in control lever (4) and contact ball (16) that offsets with back door (6) are set firmly.
2. The earthing switch operating mechanism of a high-voltage distribution cabinet according to claim 1, characterized in that the connecting rod (8) is an L-shaped rod, the progressive block (9) is fixedly provided with a transfer shaft (17), the top of the transfer shaft (17) is fixedly provided with a rotating disc (18), the rotating disc (18) is rotatably disposed at the bottom of the connecting rod (8), a stiff spring is fixedly disposed between the rotating disc (18) and the progressive block (9), and the stiff spring is sleeved on the outer wall of the transfer shaft (17).
3. Earthing switch operating mechanism for high-voltage distribution cabinet according to claim 2, characterized in that said progressive toothing (7) comprises a plurality of teeth evenly distributed on the outer wall of the control rod (4), said progressive block (9) being engageable with the teeth.
4. The operating mechanism of the earthing switch of the high-voltage distribution cabinet according to claim 2, characterized in that the connecting rod member (10) comprises a telescopic portion (10-1) and end portions (10-2), the end portions (10-2) are fixed at two ends of the telescopic portion (10-1) in a U-shape, and a through hole for the telescopic portion (10-1) to move in a telescopic manner is formed in the earthing switch mounting plate (5).
5. The operating mechanism of the earthing switch of the high-voltage distribution cabinet according to claim 4, characterized in that a limiting disc (19) is fixedly arranged on the side wall of the telescopic portion (10-1) close to the inner side of the earthing switch mounting plate (5), a return spring (20) is fixedly arranged between the limiting disc (19) and the inner wall of the earthing switch mounting plate (5), and the return spring (20) is sleeved outside the telescopic portion (10-1).
6. The operating mechanism of the earthing switch of the high-voltage distribution cabinet according to claim 5, characterized in that the first driving mechanism (11) comprises a gear ring (11-1) and a driven rack (11-2), the gear ring (11-1) is sleeved on the outer wall of the rotating disc (18), the driven rack (11-2) is fixedly arranged on the side wall of the end portion (10-2), and the driven rack (11-2) is meshed with the gear ring (11-1).
7. The earthing switch operating mechanism of high-voltage distribution cabinet according to claim 6, wherein the limiting tooth portion (12) comprises a plurality of tooth portions uniformly distributed on the side wall of the rear door (6), a fixed plate (21) is fixedly arranged at one end of the fixed rod (13) far away from the earthing switch mounting plate (5), and the limiting block (14) is rotatably arranged on the fixed plate (21) through a connecting shaft (22).
8. The operating mechanism of the earthing switch of the high-voltage distribution cabinet according to claim 7, characterized in that the second driving mechanism (15) comprises a driving rack (15-1) and a gear plate (15-2), the driving rack (15-1) is fixedly arranged on the end portion (10-2) of the connecting rod member (10), the gear plate (15-2) is fixedly arranged on the connecting shaft (22) in a sleeved manner, the gear plate (15-2) is fixedly arranged on the top of the limiting block (14), the gear plate (15-2) is meshed with the driving rack (15-1), a stiffness spring is fixedly arranged between the gear plate (15-2) and the fixing plate (21), and the stiffness spring is sleeved on the outer wall of the connecting shaft (22).
9. The earthing switch operating mechanism of high-voltage distribution cabinet according to any one of claims 1-8, characterized in that a limiting disc (23) is fixedly arranged on the side wall of the control rod (4) outside the earthing switch mounting plate (5), a telescopic spring (24) is arranged between the limiting disc (23) and the earthing switch mounting plate (5), and the telescopic spring (24) is sleeved on the outer wall of the control rod (4).
10. Method for operating an earthing switch operating mechanism of a high-voltage distribution cabinet according to claim 8, characterized in that it comprises the following steps:
s1: when the interlocking device is used, the rear door (6) rotates along the cabinet body to be in contact with the contact ball (16), and the control rod (4) is driven to move along the grounding switch mounting plate (5), so that the interlocking shaft (3) is separated from the connecting locking plate (2), and the grounding switch shaft is driven to complete the opening and closing actions of the grounding switch;
s2: when the rear door (6) drives the control rod (4) to move towards the inside of the cabinet body, the progressive tooth part (7) can drive the progressive block (9) to intermittently rotate along the connecting rod (8), the progressive block (9) can drive the connecting rod piece (10) to move towards the inside of the cabinet body through the first driving mechanism (11) when intermittently rotating, specifically, the progressive block (9) can drive the rotating disc (18) to rotate when rotating, the rotating disc (18) further drives the gear ring (11-1) to rotate, and the driven rack (11-2) is fixedly arranged on the end part (10-2) and is meshed with the gear ring (11-1), so that the gear ring (11-1) can drive the driven rack (11-2) to move towards the inside of the cabinet body when rotating, namely, the connecting rod piece (10) is driven to move on the grounding switch mounting plate (5);
s3: the connecting rod piece (10) moves towards the cabinet body, and meanwhile, the second driving mechanism (15) drives the limiting block (14) to rotate along the fixing rod (13), specifically, when the driving rack (15-1) moves linearly, the gear disc (15-2) is driven to rotate along the connecting shaft (22), namely, the connecting shaft (22) is driven to rotate along the fixing disc (21), the gear disc (15-2) drives the limiting block (14) to rotate towards the direction close to the limiting tooth part (12) when rotating, and meshing of the limiting block (14) and the limiting tooth part (12) is realized when the rear door (6) rotates to the bottom end, namely, the position of the rear door (6) is limited;
s4: when the back door (6) is separated from the control rod (4) as required, the progressive block (9) is separated from the progressive tooth part (7), the connecting rod piece (10) resets under the action of the return spring (20), the limiting block (14) is separated from the limiting tooth part (12), and the back door (6) is rotated and separated.
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| CN202011113788.9A CN112271097B (en) | 2020-10-17 | 2020-10-17 | Grounding switch operating mechanism of high-voltage power distribution cabinet and operating method thereof |
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| CN202011113788.9A CN112271097B (en) | 2020-10-17 | 2020-10-17 | Grounding switch operating mechanism of high-voltage power distribution cabinet and operating method thereof |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203466105U (en) * | 2013-08-01 | 2014-03-05 | 河南省电力公司信阳供电公司 | Switch cabinet rear door interlocking mechanism |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2105127U (en) * | 1991-11-22 | 1992-05-20 | 北京整流器厂 | Crank connecting-rod positioner |
| JP4587749B2 (en) * | 2004-09-08 | 2010-11-24 | 三菱電機株式会社 | Closed switchboard interlock device |
| CN106328426B (en) * | 2015-06-30 | 2019-03-22 | 向荣集团有限公司 | The earthing switch and rear door interlocking mechanism of worm gear mechanism |
| CN108878190A (en) * | 2017-05-08 | 2018-11-23 | 镇江大全伊顿电器有限公司 | Earthing switch and rear door of switch cabinet interlocking gear |
| CN109300719A (en) * | 2018-11-30 | 2019-02-01 | 山东泰开真空开关有限公司 | A kind of interlocking device for grounding switch operating mechanism of switch cabinet |
| CN209561231U (en) * | 2018-12-04 | 2019-10-29 | 上海电器科学研究所（集团）有限公司 | The laborsaving transmission interlocking mechanism of device for switching |
| CN210074592U (en) * | 2019-04-22 | 2020-02-14 | 广东正仕电气有限公司 | High-voltage switch cabinet convenient to install interlocking device |
| CN210273124U (en) * | 2019-09-12 | 2020-04-07 | 沈阳精锐科技有限公司 | Interlocking device of high-voltage board |
| CN210984593U (en) * | 2019-11-20 | 2020-07-10 | 厦门华电开关有限公司 | Switchgear and interlocking device of earthing switch and back door thereof |
| CN110993420A (en) * | 2019-12-12 | 2020-04-10 | 江苏天港箱柜有限公司 | Safety interlocking device of switch cabinet |
| CN110957170A (en) * | 2019-12-12 | 2020-04-03 | 江苏天港箱柜有限公司 | Safety interlocking device of switch cabinet back door |
-
2020
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203466105U (en) * | 2013-08-01 | 2014-03-05 | 河南省电力公司信阳供电公司 | Switch cabinet rear door interlocking mechanism |
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