CN217386982U - Indoor high-voltage grounding switch - Google Patents
Indoor high-voltage grounding switch Download PDFInfo
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- CN217386982U CN217386982U CN202221147257.6U CN202221147257U CN217386982U CN 217386982 U CN217386982 U CN 217386982U CN 202221147257 U CN202221147257 U CN 202221147257U CN 217386982 U CN217386982 U CN 217386982U
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- mounting box
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Abstract
The utility model discloses an indoor high-voltage earthing switch relates to earthing switch technical field, including first bottom plate, the mounting box is installed on the top of first bottom plate, and installs the insulator spindle through the pivot in the inside one side of mounting box, the one end of insulator spindle extends to the outside of mounting box, and the insulator spindle outer wall of mounting box inside installs the worm, the second riser is installed on the top of first bottom plate, and one side of second riser installs the rotor plate, first dead slot has been seted up to the inside of rotor plate, and the draw-in groove has been seted up to the inner wall of first dead slot, the ring gear is installed to the outer wall of rotor plate. The utility model discloses a confirm the direction that the spring removed to through the biggest stroke of control spring, thereby change the length that its promoted, cause movable contact can remove to suitable position at suitable opportunity, and fix a position it, guarantee that it can normally work, can not influence its working effect because of external factors.
Description
Technical Field
The utility model relates to an earthing switch technical field specifically is indoor high-voltage earthing switch.
Background
An important part in a high-voltage cabinet system during high-voltage grounding switch is to be kept disconnected when the high-voltage cabinet works, and needs to be continuously grounded when the high-voltage cabinet is disconnected to ensure the safety of related operation and maintenance.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an indoor high-voltage grounding switch to the positional relationship between two contacts that proposes in solving above-mentioned background can't obtain the guarantee, leads to the problem of device inefficacy easily.
In order to achieve the above object, the utility model provides a following technical scheme: an indoor high-voltage grounding switch comprises a first bottom plate, wherein a mounting box is mounted at the top end of the first bottom plate, an insulating rod is mounted on one side inside the mounting box through a rotating shaft, one end of the insulating rod extends to the outer side of the mounting box, a worm is mounted on the outer wall of the insulating rod inside the mounting box, a second vertical plate is mounted at the top end of the first bottom plate, a rotating plate is mounted on one side of the second vertical plate, a first hollow groove is formed in the rotating plate, a clamping groove is formed in the inner wall of the first hollow groove, a gear ring is mounted on the outer wall of the rotating plate, a second bottom plate is arranged on one side of the first bottom plate, a first vertical plate is mounted at the top end of the second bottom plate, a second hollow groove is formed in the first vertical plate, fixing frames are mounted at the top ends of the second bottom plate and the first bottom plate, telescopic spring rods are welded on the inner walls of the fixing frames, and fixing rods are arranged above the first bottom plate and the second bottom plate, and the one end of dead lever runs through to the one end of second dead slot, the other end of dead lever runs through to the one end of first dead slot, a plurality of installation pieces are installed to the outer wall of dead lever equidistant, and the installation piece of both sides all is connected with the one end of telescopic spring pole, the gyro wheel is all installed to the one end of installation piece, the supporting shoe is all installed to the one end on first bottom plate and second bottom plate top, and the top of supporting shoe installs the diaphragm, a plurality of insulators are installed on the top of diaphragm, and the top of insulator all installs fixed contact, the below of fixed contact all is provided with movable contact, and the inside of movable contact runs through there is the conducting rod, the fixed block is all installed to movable contact's bottom, and one side of movable contact is provided with guide structure.
Preferably, guide structure includes the fixed strip, the fixed strip is all installed in the top of diaphragm, the stationary blade is all installed to one side of movable contact.
Preferably, the guide slot has been seted up to one side of fixed strip, the guide block is all installed at both ends around the stationary blade, and constitutes sliding connection between stationary blade and the fixed strip through the sliding fit between guide block and the guide slot.
Preferably, the bottom end of the gear ring extends to the inside of the mounting box, and the gear ring is meshed with the worm.
Preferably, the second hollow groove is rectangular in shape, and the height inside the second hollow groove is equal to the diameter length of the fixing rod.
Preferably, an annular guide groove is formed in one side of the second vertical plate, an annular guide block is installed on one side of the rotating plate, and the rotating plate is in sliding connection with the second vertical plate through sliding fit between the annular guide block and the annular guide groove.
Preferably, the cross section of the fixed block is triangular, and the inclined surface of the fixed block is in contact with the outer wall of the roller.
Compared with the prior art, the beneficial effects of the utility model are that:
through rotatory insulator spindle, it is inside rotatory at the mounting box to drive the worm through insulating insulator spindle, thereby cause the ring gear to follow the rotation, the rotation of ring gear can drive the rotor plate rotatory, thereby change the position of draw-in groove, and then can change the final position of dead lever steadily, thereby confirm the biggest stroke of the installation piece that can only the directional movement, it promotes movable contact to different heights to contact it, make it can stabilize and contact with fixed contact at the during operation, can separate with fixed contact when out of work, the stability degree of draw-in groove position has been ensured to the unidirectional transmission of worm and ring gear simultaneously.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic view of a side view of the present invention;
fig. 3 is a schematic view of a partial top-view cross-sectional structure of the present invention;
fig. 4 is a schematic top view of the present invention.
In the figure: 1. an insulator; 2. a fixing sheet; 3. a transverse plate; 4. a support block; 5. a fixing strip; 6. a fixed block; 7. a roller; 8. fixing the rod; 9. a telescoping spring rod; 10. a first base plate; 11. a fixed mount; 12. mounting blocks; 13. a conductive rod; 14. a movable contact; 15. a fixed contact; 16. a first empty slot; 17. a second base plate; 18. a rotating plate; 19. an insulating rod; 20. a worm; 21. mounting a box; 22. a ring gear; 23. a card slot; 24. a first vertical plate; 25. a second empty slot; 26. and a second vertical plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example (b): referring to fig. 1-4, the indoor high-voltage grounding switch includes a first bottom plate 10, a mounting box 21 is mounted at a top end of the first bottom plate 10, an insulating rod 19 is mounted at one side inside the mounting box 21 through a rotating shaft, one end of the insulating rod 19 extends to an outer side of the mounting box 21, a worm 20 is mounted on an outer wall of the insulating rod 19 inside the mounting box 21, a second vertical plate 26 is mounted at a top end of the first bottom plate 10, a rotating plate 18 is mounted at one side of the second vertical plate 26, a first hollow 16 is formed inside the rotating plate 18, a clamping groove 23 is formed on an inner wall of the first hollow 16, a gear ring 22 is mounted on an outer wall of the rotating plate 18, a second bottom plate 17 is disposed at one side of the first bottom plate 10, a first vertical plate 24 is mounted at a top end of the second bottom plate 17, a second hollow 25 is formed inside the first vertical plate 24, and a fixing frame 11 is mounted at top ends of the second bottom plate 17 and the first bottom plate 10, a telescopic spring rod 9 is welded on the inner wall of the fixed frame 11, a fixed rod 8 is arranged above the first bottom plate 10 and the second bottom plate 17, one end of the fixed rod 8 penetrates through one end of the second hollow groove 25, the other end of the fixed rod 8 penetrates through one end of the first hollow groove 16, a plurality of mounting blocks 12 are mounted on the outer wall of the fixed rod 8 at equal intervals, and the mounting blocks 12 on the two sides are connected with one end of the telescopic spring rod 9;
the bottom end of the gear ring 22 extends to the inside of the mounting box 21, and the gear ring 22 is meshed with the worm 20;
the second empty groove 25 is rectangular, and the height inside the second empty groove 25 is equal to the diameter length of the fixing rod 8;
an annular guide groove is formed in one side of the second vertical plate 26, an annular guide block is mounted on one side of the rotating plate 18, and the rotating plate 18 is in sliding connection with the second vertical plate 26 through sliding fit between the annular guide block and the annular guide groove;
specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the insulating rod 19 is rotated, the insulating rod 19 drives the worm 20 to rotate inside the mounting box 21, so that the gear ring 22 rotates along with the gear ring 22, the gear ring 22 rotates to drive the rotating plate 18 to rotate, so that the position of the clamping groove 23 is changed, when the clamping groove 23 moves to the direction in which the fixing rod 8 is pushed, the telescopic spring rod 9 pushes the mounting block 12, so that the fixing rod 8 translates along the second empty groove 25 and the first empty groove 16, and is clamped into the clamping groove 23 to complete limiting, after the fixing rod 8 rotates again, the fixing rod 8 is pushed out by the clamping groove 23, so that the final position of the fixing rod 8 can be changed, and the position of the mounting block 12 is changed through the fixing rod.
The roller 7 is mounted at one end of each mounting block 12, the supporting block 4 is mounted at one end of the top ends of the first bottom plate 10 and the second bottom plate 17, the transverse plate 3 is mounted at the top end of each supporting block 4, the insulators 1 are mounted at the top ends of the transverse plates 3, the fixed contacts 15 are mounted at the top ends of the insulators 1, the movable contacts 14 are arranged below the fixed contacts 15, the conductive rods 13 penetrate through the movable contacts 14, the fixed blocks 6 are mounted at the bottom ends of the movable contacts 14, and a guide structure is arranged on one side of each movable contact 14;
the guide structure comprises fixed strips 5, the fixed strips 5 are all arranged at the top end of the transverse plate 3, and one side of the movable contact 14 is all provided with a fixed sheet 2;
a guide groove is formed in one side of the fixing strip 5, guide blocks are mounted at the front end and the rear end of the fixing piece 2, and the fixing piece 2 is in sliding connection with the fixing strip 5 through sliding fit between the guide blocks and the guide groove;
the cross section of the fixed block 6 is triangular, and the inclined plane of the fixed block 6 is contacted with the outer wall of the roller 7;
specifically, as shown in fig. 1 and 4, the telescopic spring rod 9 can directionally push the mounting block 12, the roller 7 moves along with the mounting block 12 to press the fixed block 6 upwards, so that the movable contact 14 moves upwards under the sliding fit of the fixed sheet 2 and the fixed strip 5 to be in contact with the fixed contact 15, and the grounding wire is connected, otherwise, when the mounting block 12 moves back and the roller 7 does not abut against the fixed block 6, the movable contact 14 naturally falls by one end distance under the action of gravity, and the movable contact 14 is separated from the fixed contact 15.
The working principle is as follows: when the device is used, firstly, the device is installed, the insulating rod 19 can be rotated when the device is used, the worm 20 is driven to rotate in the installation box 21 through the insulating rod 19, so that the gear ring 22 rotates along with the gear ring 22, the rotation of the gear ring 22 can drive the rotating plate 18 to rotate, the position of the clamping groove 23 is changed, the telescopic spring rod 9 is in a contraction state, when the clamping groove 23 moves to the direction in which the fixed rod 8 is pushed, the telescopic spring rod 9 can push the installation block 12, the fixed rod 8 can move horizontally along the second hollow groove 25 and the first hollow groove 16 and can be clamped into the clamping groove 23 to complete limiting, at the moment, the roller 7 moves along with the installation block 12 to upwards extrude the fixed block 6, the movable contact 14 moves upwards under the sliding fit of the fixed plate 2 and the fixed strip 5 to be in contact with the fixed contact 15, and the grounding wire is connected;
on the contrary, when the insulating rod 19 is rotated again, the clamping groove 23 can extrude the fixed rod 8, so that the mounting block 12 is reset, the roller 7 does not abut against the fixed block 6 any more, the movable contact 14 naturally falls for a certain distance under the action of gravity, the movable contact 14 is separated from the fixed contact 15, unidirectional transmission is carried out by using the worm 20 and the gear ring 22, the position of the clamping groove 23 is ensured, errors in the position of the movable contact 14 caused by mis-contact can be avoided, good contact of the movable contact when the insulating rod is connected is ensured, and the telescopic spring rod 9 can not push the movable contact when the insulating rod is not connected.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. An indoor high voltage earthing switch comprising a first backplane (10), characterized in that: a mounting box (21) is mounted at the top end of the first bottom plate (10), an insulating rod (19) is mounted on one side inside the mounting box (21) through a rotating shaft, one end of the insulating rod (19) extends to the outer side of the mounting box (21), a worm (20) is mounted on the outer wall of the insulating rod (19) inside the mounting box (21), a second vertical plate (26) is mounted at the top end of the first bottom plate (10), a rotating plate (18) is mounted on one side of the second vertical plate (26), a first hollow groove (16) is formed in the rotating plate (18), a clamping groove (23) is formed in the inner wall of the first hollow groove (16), a gear ring (22) is mounted on the outer wall of the rotating plate (18), a second bottom plate (17) is arranged on one side of the first bottom plate (10), a first vertical plate (24) is mounted on the top end of the second bottom plate (17), a second hollow groove (25) is formed in the first vertical plate (24), the top ends of the second bottom plate (17) and the first bottom plate (10) are respectively provided with a fixing frame (11), the inner wall of the fixing frame (11) is welded with a telescopic spring rod (9), fixing rods (8) are arranged above the first bottom plate (10) and the second bottom plate (17), one ends of the fixing rods (8) penetrate through one ends of the second hollow grooves (25), the other ends of the fixing rods (8) penetrate through one ends of the first hollow grooves (16), a plurality of mounting blocks (12) are arranged on the outer wall of each fixing rod (8) at equal intervals, the mounting blocks (12) on two sides are respectively connected with one end of the telescopic spring rod (9), rollers (7) are respectively arranged at one end of each mounting block (12), supporting blocks (4) are respectively arranged at one end of the top ends of the first bottom plate (10) and the second bottom plate (17), and transverse plates (3) are arranged at the top ends of the supporting blocks (4), a plurality of insulators (1) are installed on the top of diaphragm (3), and fixed contact (15) are all installed on the top of insulator (1), the below of fixed contact (15) all is provided with movable contact (14), and has run through conducting rod (13) in the inside of movable contact (14), fixed block (6) are all installed to the bottom of movable contact (14), and one side of movable contact (14) is provided with guide structure.
2. The indoor high voltage grounding switch according to claim 1, wherein: the guide structure comprises a fixing strip (5), wherein the fixing strip (5) is installed at the top end of the transverse plate (3), and a fixing sheet (2) is installed on one side of the movable contact (14).
3. The indoor high voltage grounding switch according to claim 2, wherein: the guide slot has been seted up to one side of fixed strip (5), the guide block is all installed at both ends around stationary blade (2), and constitutes sliding connection between stationary blade (2) through sliding fit between guide block and the guide slot and fixed strip (5).
4. The indoor high voltage grounding switch according to claim 1, wherein: the bottom end of the gear ring (22) extends to the inside of the mounting box (21), and the gear ring (22) is meshed with the worm (20).
5. The indoor high voltage grounding switch according to claim 1, wherein: the shape of the second empty groove (25) is rectangular, and the height inside the second empty groove (25) is equal to the diameter length of the fixing rod (8).
6. An indoor high voltage earthing switch according to claim 1, characterized in that: an annular guide groove is formed in one side of the second vertical plate (26), an annular guide block is installed on one side of the rotating plate (18), and the rotating plate (18) is in sliding connection with the second vertical plate (26) through sliding fit between the annular guide block and the annular guide groove.
7. The indoor high voltage grounding switch according to claim 1, wherein: the cross section of the fixed block (6) is triangular, and the inclined surface of the fixed block (6) is in contact with the outer wall of the roller (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221147257.6U CN217386982U (en) | 2022-05-13 | 2022-05-13 | Indoor high-voltage grounding switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221147257.6U CN217386982U (en) | 2022-05-13 | 2022-05-13 | Indoor high-voltage grounding switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217386982U true CN217386982U (en) | 2022-09-06 |
Family
ID=83086530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221147257.6U Active CN217386982U (en) | 2022-05-13 | 2022-05-13 | Indoor high-voltage grounding switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217386982U (en) |
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2022
- 2022-05-13 CN CN202221147257.6U patent/CN217386982U/en active Active
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