CN213184132U

CN213184132U - Contactor manual operation mechanism

Info

Publication number: CN213184132U
Application number: CN202022430727.7U
Authority: CN
Inventors: 穆茂林; 杨辉; 李永方; 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: 2021-05-11
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a contactor manual operation mechanism, characterized by: the automatic opening and closing device comprises a bottom plate, a support and an opening and closing device, wherein the support and the opening and closing device are arranged on the bottom plate, a partition plate is arranged in the support, the opening and closing device is located below the partition plate, and a linkage device for driving the opening and closing device to open or close is arranged on the partition plate. The utility model provides a pair of contactor manual operation mechanism divide-shut brake speed is faster, the security is higher and can make a plurality of contactors carry out the linkage.

Description

Contactor manual operation mechanism

Technical Field

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

Background

Contactor is when the trouble does not have the magnetic field, can only open and close the floodgate through manual operation mechanism, and this kind of manual operation mechanism rotates the switching on and 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 contactor breaks down occasionally, nevertheless is not necessarily in the outage state, uses manual operation mechanism to have certain danger this moment, in addition, when a plurality of contactors need open and close simultaneously, can only rotate the handle alone one by one, it is not convenient to operate.

Disclosure of Invention

In view of the not enough of background art, the utility model aims to solve the technical problem that a switching-on and switching-off speed is faster, the security is higher and can make a plurality of contactors carry out the contactor manual operation mechanism that links is provided.

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

a contactor manual operation mechanism is characterized in that: the automatic opening and closing device comprises a bottom plate, a support and an opening and closing device, wherein the support and the opening and closing device are arranged on the bottom plate, a partition plate is arranged in the support, the opening and closing device is located below the partition plate, and a linkage device for driving the opening and closing device to open or close is arranged on the partition plate.

Further, aggregate unit is including locating frame, handle axle and the gangbar on the baffle, the handle axle rotates with support, frame to be connected, the epaxial handle that is equipped with of handle, and the epaxial activity of handle is equipped with the pivot, the slider is worn to be equipped with in the activity on the frame, and the slider left and right sides is equipped with the baffle that can block the pivot, and the slider can drive the gangbar and reciprocate.

Furthermore, a torsion spring is arranged on the frame, one end of the torsion spring is movably inserted on the frame, the other end of the torsion spring is movably inserted on the rotating shaft, a first linkage plate and a second linkage plate are hinged to the front side and the rear side of the linkage rod, a hinge seat hinged to the first linkage plate is arranged in the frame, and the second linkage plate is hinged to a sliding block penetrating through the frame.

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, an upright post capable of blocking the arc-shaped stop block is arranged between the support and the frame on two sides of the handle shaft, and the upright post is fixed on the support through a bolt.

Further, a microswitch connected with the contactor is arranged on the support, a square column is arranged at the upper end of the handle shaft, a cam capable of opening the microswitch is sleeved on the square column, a plurality of through holes are evenly formed in the circumference of the cam, when a plurality of contactor manual operation mechanisms are linked together, at least one connecting plate is arranged between every two adjacent cams, and the connecting plates are fixed on the through holes of the cams through shaft riveting.

Furthermore, a flat plate is arranged in the frame, and a guide hole for the linkage rod to pass through is formed in the flat plate.

After the technical scheme is adopted, when the switch is opened or closed, the handle is rotated, the arc-shaped stop block on one side of the handle shaft drives the rotating shaft and one end of the torsion spring to move, the torsion spring is in an energy storage state, when the handle shaft rotates to a corresponding position, the energy stored by the torsion spring is released instantly, the rotating shaft is driven to accelerate to move towards the arc-shaped stop block on the other side of the handle shaft, the handle shaft and the sliding block are driven to move rapidly towards the other direction, the switch-off speed or the switch-on speed is higher, the cam is driven to rotate when the handle shaft rotates, the cam is further driven to open the micro switch, the contactor is powered off firstly, the operation safety is higher in the power-off state, in addition, when a plurality of contactor manual operating mechanisms are linked together, at least one connecting plate is arranged between two adjacent cams, the connecting plates are fixed on through shaft riveting, and one handle is rotated to drive the plurality of, the operation is simple, convenient and quick.

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 structural view of the present invention in the open state;

FIG. 3 is a schematic perspective view of the middle linkage of the present invention;

fig. 4 is a schematic structural diagram of linkage of two manual operating mechanisms of the contactor.

Reference numerals: 1. a base plate; 2. a support; 3. a switching device; 4. a partition plate; 5. a frame; 6. a handle shaft; 7. a linkage rod; 8. a rotating shaft; 9. a slider; 10. a baffle plate; 11. a torsion spring; 12. a first linkage plate; 13. a second linkage plate; 14. a hinged seat; 15. an annular chute; 16. a slide rail; 17. a circular arc-shaped stop block; 18. a column; 19. a bolt; 20. a microswitch; 21. a square column; 22. a cam; 23. a through hole; 24. connecting plates; 25. a flat plate; 26. and (4) a guide hole.

Detailed Description

Referring to the attached drawings, the utility model provides a manual operating mechanism of contactor, which comprises a bottom plate 1, a bracket 2 and a switching device 3 arranged on the bottom plate 1, wherein a partition plate 4 is arranged in the bracket 2, the switching device 3 is arranged below the partition plate 4, a linkage device for driving the switching device 3 to be switched on or off is arranged on the partition plate 4, the linkage device comprises a frame 5, a handle shaft 6 and a linkage rod 7 which are arranged on the partition plate 4, the handle shaft 6 is rotationally connected with the bracket 2 and the frame 5, a handle is arranged on the handle shaft 6, a rotating shaft 8 is movably arranged on the handle shaft 6, a slide block 9 is movably arranged on the frame 5 in a penetrating way, baffle plates 10 capable of blocking the rotating shaft 8 are arranged on the left side and the right side of the slide block 9, the slide block 9 can drive the linkage rod 7 to move up and down, a torsion spring 11 is arranged on the frame 5, one end of, a first linkage plate 12 and a second linkage plate 13 are hinged to the front side and the rear side of the linkage rod 7, a hinge seat 14 hinged to the first linkage plate 12 is arranged in the frame 5, the second linkage plate 13 is hinged to a sliding block 9 penetrating through the frame 5, an annular sliding groove 15 is arranged on the outer ring of the rotating shaft 8, a sliding rail 16 inserted into the annular sliding groove 15 is arranged on the handle shaft 6, circular-arc-shaped stoppers 17 capable of blocking the rotating shaft 8 are arranged on the left side and the right side of the sliding rail 16, a sliding rail 16 inserted into the annular sliding groove 15 is arranged on the inner wall of each circular-arc-shaped stopper 17, an upright post 18 capable of blocking each circular-arc-shaped stopper 17 is arranged between the support 2 and the frame 5 on the two sides of the handle shaft 6, the upright post 18 is fixed on the support 2 through a bolt 19, a micro switch 20 connected with a contactor is arranged on the support, the periphery of the cam 22 is equally divided into a plurality of through holes 23, when a plurality of contactor manual operating mechanisms are linked together, at least one connecting plate 24 is arranged between two adjacent cams 22, the connecting plate 24 is fixed on the through holes 23 of the cams 22 through shaft riveting, a flat plate 25 is arranged in the frame 5, and guide holes 26 for allowing the linkage rods 7 to pass through are formed in the flat plate 25.

In this embodiment, when the switch is opened or closed, the handle is rotated to make the arc-shaped stop 17 on one side of the handle shaft 6 drive the rotating shaft 8 and one end of the torsion spring 11 to move, at this time, the torsion spring 11 is in an energy storage state, when the handle shaft 6 rotates to a corresponding position, the energy stored in the torsion spring 11 is instantaneously released to drive the rotating shaft 8 to accelerate to move to the arc-shaped stop 17 on the other side of the handle shaft 6 and drive the handle shaft 6 and the slider 9 to rapidly move in the other direction, so that the switching-off or closing speed is faster, and when the handle shaft 6 rotates, the cam 22 is driven to rotate, so that the cam 22 opens the micro switch 20, so that the contactor is powered off first, the operation safety is higher in the power-off state, in addition, when a plurality of contactor manual operating mechanisms are linked together, at least one connecting plate 24 is arranged between two adjacent cams 22, and the connecting plate 24 is fixed on the, a plurality of contactor manual operating mechanisms can be driven to be linked together by rotating one handle, and the operation is simple, convenient and quick. 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. A contactor manual operation mechanism is characterized in that: the automatic opening and closing device comprises a bottom plate, a support and an opening and closing device, wherein the support and the opening and closing device are arranged on the bottom plate, a partition plate is arranged in the support, the opening and closing device is located below the partition plate, and a linkage device for driving the opening and closing device to open or close is arranged on the partition plate.

2. A contactor manual operating mechanism as claimed in claim 1, wherein: the linkage device comprises a frame, a handle shaft and a linkage rod, wherein the frame, the handle shaft and the linkage rod are arranged on the partition plate, the handle shaft is rotatably connected with the support and the frame, a handle is arranged on the handle shaft, a rotating shaft is movably arranged on the handle shaft, a sliding block is movably arranged on the frame in a penetrating mode, baffles capable of blocking the rotating shaft are arranged on the left side and the right side of the sliding block, and the sliding block can drive the linkage rod to move up.

3. A contactor manual operating mechanism as claimed in claim 2, wherein: the frame is provided with a torsional spring, one end of the torsional spring is movably inserted on the frame, the other end of the torsional spring is movably inserted on the rotating shaft, the front side and the rear side of the linkage rod are respectively hinged with a first linkage plate and a second linkage plate, a hinge seat hinged with the first linkage plate is arranged in the frame, and the second linkage plate is hinged with a sliding block penetrating through the frame.

4. A contactor manual operating mechanism as claimed in claim 2 or 3, 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.

5. The manual contactor operating mechanism as claimed in claim 4, wherein: and an upright post capable of blocking the arc-shaped stop block is arranged between the support and the frame on two sides of the handle shaft, and the upright post is fixed on the support through a bolt.

6. The manual contactor operating mechanism as claimed in claim 4, wherein: the contactor manual operating mechanism comprises a support, and is characterized in that a microswitch connected with a contactor is arranged on the support, a square column is arranged at the upper end of a handle shaft, a cam capable of opening the microswitch is sleeved on the square column, a plurality of through holes are equally distributed in the circumference of the cam, when a plurality of contactor manual operating mechanisms are linked together, at least one connecting plate is arranged between every two adjacent cams, and the connecting plates are fixed on the through holes of the cams through shaft riveting.

7. The manual contactor operating mechanism as claimed in claim 4, wherein: the frame is internally provided with a flat plate, and the flat plate is provided with a guide hole for the linkage rod to pass through.