CN212907563U

CN212907563U - Manual operating mechanism of contactor

Info

Publication number: CN212907563U
Application number: CN202022430771.8U
Authority: CN
Inventors: 穆茂林; 杨辉; 胡伊特
Original assignee: Zhejiang Xinling Intelligent Electric Co ltd
Current assignee: Zhejiang Xinling Intelligent Electric Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-04-06
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a contactor manual operation mechanism, characterized by: including the bottom plate with can dismantle the fixed plate of locating the bottom plate left and right sides, two can dismantle between the fixed plate and be equipped with casing and lower casing, the activity is inserted on the casing down and is equipped with the handle axle, the epaxial handle that is equipped with of handle, it is equipped with the first through-hole that holds handle axle and wear out and move about to go up the casing, the epaxial activity of handle is equipped with the pivot, wear to be equipped with the slider down on the casing, the slider left and right sides is equipped with the baffle that can block the pivot, be equipped with the torsional spring in the upper shell, torsional spring one end activity is inserted and is located on the. The contactor manual operation mechanism has the advantages of higher rotating speed and higher safety.

Description

Manual operating mechanism of contactor

Technical Field

The utility model relates to a low-voltage apparatus field, concretely relates to contactor manually operation mechanism.

Background

The contactor is when breaking down and not having the magnetic field, can only carry out the divide-shut brake through manual operation mechanism, and this kind of manual operation mechanism rotates the switch-on and switch-off that the handle can realize contactor when using, but the handle slew velocity is slower, and then influences separating brake or closing speed, and in addition, the contactor is out of order, but is not necessarily in the outage state, uses manual operation mechanism to have certain danger this moment.

Disclosure of Invention

In view of the deficiency of the background art, the utility model aims to solve the technical problem that a contactor manual operation mechanism that slew velocity is faster and the security is higher is provided.

Therefore, the utility model discloses an adopt following technical scheme to realize:

contactor manual operation mechanism, characterized by: including the bottom plate with can dismantle the fixed plate of locating the bottom plate left and right sides, two can dismantle between the fixed plate and be equipped with casing and lower casing, the activity is inserted on the casing down and is equipped with the handle axle, the epaxial handle that is equipped with of handle, it is equipped with the first through-hole that holds handle axle and wear out and move about to go up the casing, the epaxial activity of handle is equipped with the pivot, wear to be equipped with the slider down on the casing, the slider left and right sides is equipped with the baffle that can block the pivot, be equipped with the torsional spring in the upper shell, torsional spring one end activity is inserted and is located on the.

Furthermore, an annular sliding groove is formed in the outer ring of the rotating shaft, a sliding rail inserted into the annular sliding groove is arranged on the handle shaft, arc-shaped stop blocks capable of blocking the rotating shaft are arranged on the left side and the right side of the sliding rail, and the sliding rail inserted into the annular sliding groove is arranged on the inner wall of each arc-shaped stop block.

Furthermore, two sides of the upper shell are provided with upright posts capable of blocking the arc-shaped check blocks.

Further, handle epaxial end is equipped with square post, and the cover is equipped with the cam on the square post, be equipped with the micro-gap switch who is connected with the contactor on going up the casing, be equipped with the arc lug that can support on micro-gap switch on the cam.

Furthermore, the fixed plate can be dismantled through a plurality of bolts and locate on the bottom plate, go up the casing and can dismantle through a plurality of bolts and locate down on the casing, the casing can be dismantled through a plurality of bolts and locate on the fixed plate down.

Furthermore, a plurality of positioning holes are formed in the fixing plate, and positioning columns capable of being inserted into the positioning holes are arranged on the two sides of the upper shell and the two sides of the lower shell.

Furthermore, a second through hole is formed in the upper shell, a third through hole is formed in the rotating shaft, one end of the torsion spring is inserted into the second through hole, and the other end of the torsion spring is inserted into the third through hole.

After adopting above-mentioned technical scheme, the twist grip rotates when separating brake or closing a floodgate, make the convex dog of handle axle one side drive pivot and torsional spring one end and remove, the torsional spring is in the energy storage state this moment, when the handle axle rotates relevant position, the energy that the torsional spring stored releases in the twinkling of an eye, it removes to the convex dog of handle axle opposite side with higher speed to drive pivot, and drive handle axle and slider to another direction high-speed motion, and then make separating brake or closing a floodgate speed faster, in addition, can drive the cam rotation when rotating the handle, and then make the arc lug push up micro-gap switch, make the contactor cut off the power supply earlier, the operation security is higher under the outage state.

Drawings

The utility model discloses there is following figure:

fig. 1 is a schematic structural view of the utility model in a closing state;

FIG. 2 is a schematic view of the mechanism of FIG. 1 with a portion of the upper housing removed;

fig. 3 is a schematic structural view of the present invention in the opening state;

fig. 4 is a schematic view of the mechanism of fig. 3 with a portion of the upper housing removed.

Reference numerals: 1. a base plate; 2. a fixing plate; 3. an upper housing; 4. a lower housing; 5. a handle shaft; 6. a rotating shaft; 7. a slider; 8. a baffle plate; 9. a torsion spring; 10. an annular chute; 11. a slide rail; 12. a circular arc-shaped stop block; 13. a column; 14. a square column; 15. a cam; 16. a microswitch; 17. an arc-shaped bump; 18. a bolt; 19. positioning holes; 20. a positioning column; 21. a third via.

Detailed Description

Referring to the attached drawings, the utility model provides a manual operating mechanism of contactor, which comprises a bottom plate 1 and fixing plates 2 detachably arranged at the left and right sides of the bottom plate 1, wherein an upper shell 3 and a lower shell 4 are detachably arranged between the two fixing plates 2, a handle shaft 5 is movably inserted on the lower shell 4, a handle is arranged on the handle shaft 5, the upper shell 3 is provided with a first through hole for the handle shaft to penetrate out and move, a rotating shaft 6 is movably arranged on the handle shaft 5, a sliding block 7 is arranged on the lower shell 4 in a penetrating way, baffle plates 8 capable of blocking the rotating shaft 6 are arranged at the left and right sides of the sliding block 7, a torsion spring 9 is arranged in the upper shell 3, one end of the torsion spring 9 is movably inserted on the upper shell 3, the other end is movably inserted on the rotating shaft 6, an annular sliding groove 10 is arranged at the outer ring of the rotating shaft 6, a sliding rail 11 inserted into the annular sliding, the inner wall of the circular arc-shaped stop block 12 is provided with a slide rail 11 inserted into the annular slide groove 10, two sides of the upper shell 3 are provided with upright posts 13 capable of blocking the circular arc-shaped stop block 12, the upper end of the handle shaft 5 is provided with a square post 14, the square post 14 is sleeved with a cam 15, the upper shell 3 is provided with a micro switch 16 connected with a contactor, the cam 15 is provided with an arc-shaped convex block 17 capable of being abutted against the micro switch 16, the fixing plate 2 is detachably arranged on the bottom plate 1 through a plurality of bolts 18, the upper shell 3 is detachably arranged on the lower shell 4 through a plurality of bolts 18, the lower shell 4 is detachably arranged on the fixing plate 2 through a plurality of bolts 18, the fixing plate 2 is provided with a plurality of positioning holes 19, two sides of the upper shell 3 and the lower shell 4 are both provided with positioning posts 20 capable of being inserted into the positioning holes, one end of the torsion spring 9 is inserted into the second through hole, and the other end of the torsion spring is inserted into the third through hole 21.

In this embodiment, the handle is rotated when switching off or switching on, make the circular arc dog 12 of handle axle 5 one side drive pivot 6 and the removal of torsional spring 9 one end, torsional spring 9 is in the energy storage state this moment, when handle axle 5 rotated the relevant position, the energy that torsional spring 9 stored releases in the twinkling of an eye, drive pivot 6 with higher speed to the circular arc dog 12 of handle axle 5 opposite side removal, and drive handle axle 5 and slider 7 to another direction fast movement, and then make switching off or switching on speed faster, in addition, can drive cam 15 when rotating the handle and rotate, and then make arc lug 17 push up micro-gap switch 16, make the contactor outage earlier, operation security is higher under the outage state.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. Contactor manual operation mechanism, characterized by: including the bottom plate with can dismantle the fixed plate of locating the bottom plate left and right sides, two can dismantle between the fixed plate and be equipped with casing and lower casing, the activity is inserted on the casing down and is equipped with the handle axle, the epaxial handle that is equipped with of handle, it is equipped with the first through-hole that holds handle axle and wear out and move about to go up the casing, the epaxial activity of handle is equipped with the pivot, wear to be equipped with the slider down on the casing, the slider left and right sides is equipped with the baffle that can block the pivot, be equipped with the torsional spring in the upper shell, torsional spring one end activity is inserted and is located on the.

2. The manual contactor operating mechanism as claimed in claim 1, wherein: the handle shaft is provided with a sliding rail inserted into the annular sliding groove, the left side and the right side of the sliding rail are provided with arc-shaped check blocks capable of blocking the rotating shaft, and the inner wall of each arc-shaped check block is provided with the sliding rail inserted into the annular sliding groove.

3. The contactor manual operating mechanism of claim 2, wherein: and upright posts capable of blocking the arc-shaped check blocks are arranged on two sides of the upper shell.

4. A contactor manual operating mechanism according to claim 1, 2 or 3, wherein: the improved multifunctional electric wrench is characterized in that a square column is arranged at the upper end of the handle shaft, a cam is sleeved on the square column, a microswitch connected with the contactor is arranged on the upper shell, and an arc-shaped protruding block capable of being abutted to the microswitch is arranged on the cam.

5. A contactor manual operating mechanism according to claim 1, 2 or 3, wherein: the fixed plate can be detachably arranged on the bottom plate through a plurality of bolts, the upper shell can be detachably arranged on the lower shell through a plurality of bolts, and the lower shell can be detachably arranged on the fixed plate through a plurality of bolts.

6. The contactor manual operating mechanism of claim 2, wherein: the fixing plate is provided with a plurality of positioning holes, and positioning columns capable of being inserted into the positioning holes are arranged on two sides of the upper shell and two sides of the lower shell.

7. A contactor manual operating mechanism according to claim 1, 2 or 3, wherein: the upper shell is provided with a second through hole, the rotating shaft is provided with a third through hole, one end of the torsion spring is inserted into the second through hole, and the other end of the torsion spring is inserted into the third through hole.