CN211858497U - Grounding switch - Google Patents
Grounding switch Download PDFInfo
- Publication number
- CN211858497U CN211858497U CN202020774286.XU CN202020774286U CN211858497U CN 211858497 U CN211858497 U CN 211858497U CN 202020774286 U CN202020774286 U CN 202020774286U CN 211858497 U CN211858497 U CN 211858497U
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- grounding
- transmission connecting
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- connecting rod
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Abstract
The utility model discloses a grounding switch, a grounding static contact seat and a grounding terminal are arranged above a supporting insulator, and the grounding terminal is electrically connected with the grounding static contact seat; the mounting frame is also provided with a driving mechanism, an output shaft of the driving mechanism can rotate clockwise or anticlockwise, the upper end of the output shaft is fixed with a vertical transmission connecting lever, the vertical transmission connecting lever is coupled with one end of a transmission connecting rod, the other end of the transmission connecting rod is coupled with one end of the transmission connecting lever, and the other end of the transmission connecting lever is fixed on a linkage shaft; the bottom of the moving contact is fixed on the universal driving shaft; the top of the moving contact corresponds to the position of the static contact; the transmission connecting rod is of a two-section structure, a bolt is arranged at the end of one section, a nut is arranged at the corresponding end of the other section, and the bolt and the nut are screwed together. The utility model has the advantages that: simple structure, convenient operation, resistant flow is great, and mainly used transformer substation's inlet wire end plays the effect of protecting equipment in the circuit and the personnel who overhauls the circuit.
Description
Technical Field
The utility model relates to a power equipment specifically is a grounding switch.
Background
The existing grounding switch has a complex driving mechanism, and is very easy to have mechanical failure and the phenomenon that three groups of grounding switches are not synchronous.
Disclosure of Invention
In order to solve the technical problem, an object of the present invention is to provide a grounding switch, wherein a grounding transmission case is arranged on an installation frame, a supporting insulator is arranged on the grounding transmission case, a grounding static contact seat and a grounding terminal are arranged above the supporting insulator, and the grounding terminal is electrically connected with the grounding static contact seat; the mounting framework is also provided with a driving mechanism, an output shaft of the driving mechanism can rotate clockwise or anticlockwise, the upper end of the output shaft is fixed with a vertical transmission crank arm, the vertical transmission crank arm is coupled with one end of a transmission connecting rod,
the other end of the transmission connecting rod is coupled with one end of a transmission crank arm, and the other end of the transmission crank arm is fixed on the linkage shaft; the bottom of the moving contact is fixed on the universal driving shaft; the top of the moving contact corresponds to the position of the static contact; the transmission connecting rod is of a two-section structure, a bolt is arranged at the end of one section, a nut is arranged at the corresponding end of the other section, and the bolt and the nut are screwed together.
The transmission connecting rod is characterized in that a rotating shaft is arranged on the transmission connecting lever, a shaft hole is formed in one end of the transmission connecting rod, and the rotating shaft is sleeved in the shaft hole in a penetrating mode.
Actuating mechanism is manual formula structure, including turning handle, turning handle is coaxial with the transfer gear, and the transfer gear passes through intermediate gear and output gear meshing, and the output gear setting is on the output shaft and the two coaxial rotation.
The driving mechanism is of an electric structure and comprises a motor, an output shaft of the motor is fixed with a driving gear, the driving gear is meshed with an output gear through an intermediate gear, the output gear is arranged on the output shaft, and the output gear rotate coaxially.
The utility model has the advantages that: simple structure, convenient operation, resistant flow is great, and the biggest short-time resistant flow can reach 50KA, and mainly used transformer substation inlet wire end plays the effect of protecting equipment in the circuit and the personnel who overhaul the circuit.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the transmission configuration;
fig. 3 is a left side view of fig. 1.
Detailed Description
The present invention is specifically described below with reference to the accompanying drawings, as shown in the drawings, a grounding transmission case 4 is arranged on a mounting framework 6, a supporting insulator 3 is arranged on the grounding transmission case, a grounding static contact seat 2 and a grounding terminal 1 are arranged above the supporting insulator, and the grounding terminal is electrically connected with the grounding static contact seat; the mounting frame is further provided with a driving mechanism 7, an output shaft 71 of the driving mechanism can rotate clockwise or anticlockwise, the upper end of the output shaft is fixed with a vertical transmission crank arm 8, the vertical transmission crank arm is in shaft connection with one end of a transmission connecting rod 9, the other end of the transmission connecting rod 9 is in shaft connection with one end of a transmission crank arm 10, and the other end of the transmission crank arm 10 is fixed on a linkage shaft 11; the bottom of the moving contact 5 is fixed on the universal driving shaft 11; the top of the moving contact corresponds to the position of the static contact;
in order to adjust the rotation angle of the moving contact conveniently, the transmission connecting rod 9 is a two-section structure 91, a bolt is arranged at the end of one section, a nut is arranged at the corresponding end of the other section, and the bolt and the nut are screwed together.
The transmission crank arm 8 is provided with a rotating shaft, one end of the transmission connecting rod 9 is provided with a shaft hole, and the rotating shaft is sleeved in the shaft hole.
The driving mechanism 7 can also be of an electric structure and comprises a motor, an output shaft of the motor is fixed with a driving gear, the driving gear is meshed with an output gear through an intermediate gear, and the output gear is arranged on the output shaft and rotates coaxially with the output gear.
The principle of the utility model is that: the manual or electric mechanism drives the output shaft 71 to rotate, the output shaft and the transmission crank arm 8 rotate coaxially, the rotation of the transmission crank arm 8 drives one end of the transmission connecting rod 9 to rotate around the output shaft, and further drives the transmission crank arm 10 to rotate, and the other end of the transmission crank arm 10 and the bottom of the moving contact are fixed on the universal driving shaft 11, so that the three moving contacts can be driven to synchronously rotate.
Claims (4)
1. An earthing switch characterized in that: the mounting frame is provided with a grounding transmission case, the grounding transmission case is provided with a supporting insulator, a grounding static contact seat and a grounding terminal are arranged above the supporting insulator, and the grounding terminal is electrically connected with the grounding static contact seat; the mounting framework is also provided with a driving mechanism, an output shaft of the driving mechanism can rotate clockwise or anticlockwise, the upper end of the output shaft is fixed with a vertical transmission crank arm, the vertical transmission crank arm is coupled with one end of a transmission connecting rod,
the other end of the transmission connecting rod is coupled with one end of a transmission crank arm, and the other end of the transmission crank arm is fixed on the linkage shaft; the bottom of the moving contact is fixed on the universal driving shaft; the top of the moving contact corresponds to the position of the static contact; the transmission connecting rod is of a two-section structure, a bolt is arranged at the end of one section, a nut is arranged at the corresponding end of the other section, and the bolt and the nut are screwed together.
2. The grounding switch of claim 1, wherein: the transmission connecting rod is characterized in that a rotating shaft is arranged on the transmission connecting lever, a shaft hole is formed in one end of the transmission connecting rod, and the rotating shaft is sleeved in the shaft hole in a penetrating mode.
3. The grounding switch of claim 1, wherein: actuating mechanism is manual formula structure, including turning handle, turning handle is coaxial with the transfer gear, and the transfer gear passes through intermediate gear and output gear meshing, and the output gear setting is on the output shaft and the two coaxial rotation.
4. The grounding switch of claim 1, wherein: the driving mechanism is of an electric structure and comprises a motor, an output shaft of the motor is fixed with a driving gear, the driving gear is meshed with an output gear through an intermediate gear, the output gear is arranged on the output shaft, and the output gear rotate coaxially.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020774286.XU CN211858497U (en) | 2020-05-12 | 2020-05-12 | Grounding switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020774286.XU CN211858497U (en) | 2020-05-12 | 2020-05-12 | Grounding switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211858497U true CN211858497U (en) | 2020-11-03 |
Family
ID=73177904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020774286.XU Active CN211858497U (en) | 2020-05-12 | 2020-05-12 | Grounding switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211858497U (en) |
-
2020
- 2020-05-12 CN CN202020774286.XU patent/CN211858497U/en active Active
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