CN218101015U

CN218101015U - Switch interlocking mechanism

Info

Publication number: CN218101015U
Application number: CN202222177569.8U
Authority: CN
Inventors: 叶建川; 仲翔; 陈苑峰; 田杰
Original assignee: Sichuan Haboat Electrical Co ltd
Current assignee: Sichuan Haboat Electrical Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2022-12-20
Anticipated expiration: 2032-08-18

Abstract

The utility model discloses a switch interlocking device belongs to electric power distribution technical field. The switch comprises a switch body, wherein the switch body comprises an operating handle, a movable baffle capable of moving up and down is arranged above the operating handle, a sliding groove is formed in the movable baffle in the up-down direction, and the width of the upper section of the sliding groove is larger than that of the lower section of the sliding groove; the switch is characterized in that movable shafts capable of moving back and forth are arranged on two sides of the switch body, the rear portion of each movable shaft is arranged on the switch body, a rebound part is arranged between each movable shaft and the switch body, a positioning step is arranged on the front portion of each movable shaft and arranged in the corresponding sliding groove, the diameter of the front portion of each positioning step is smaller than that of the rear portion of each positioning step, the diameter of the front portion of each positioning step is not larger than the width of the lower section of the corresponding sliding groove, and the diameter of the rear portion of each positioning step is larger than the width of the lower section of the corresponding sliding groove and not larger than the width of the upper section of the corresponding sliding groove. Compared with the existing interlocking mechanism, the interlocking mechanism has the advantages of simpler structure, lower cost and convenient installation and use.

Description

Switch interlocking mechanism

Technical Field

The utility model relates to a switch interlocking device belongs to electric power distribution technical field.

Background

The cubical switchboard is maintaining for preventing hot-line work, reduces the human accident, improves the operational reliability, requires the cubical switchboard to have the outage function of opening the door, indicates that only can open the door when the outage maintain, prevents that maintainer from electrocuting.

At present, the switching on and off of a middle door of a switch cabinet is often realized by adopting an interlocking mechanism, the existing switch needs to adopt a special operating handle to carry out the switching on and off of the interlocking mechanism, a rotatable button is usually arranged, and a switching on and off rod is driven by the rotatable button, so that the specific switching on and off operation is realized, but the interlocking mechanism has more parts, complex processing, complex installation for workers and higher manufacturing cost, so that a set of interlocking mechanism capable of overcoming the defects is needed to carry out the emergency switching on and off operation.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at: the switch interlocking mechanism is provided for solving the problems that the existing interlocking mechanism has more parts, complex processing, fussy installation of workers and higher manufacturing cost, can ensure that the door plate can be switched on and off when being closed, and the door plate can not be taken down when the switch is switched on, so that the personal safety of switch equipment and operators is ensured.

The utility model adopts the technical scheme as follows:

a switch interlocking mechanism comprises a switch body, wherein the switch body comprises an operating handle, a movable baffle capable of moving up and down is arranged above the operating handle, a sliding groove is formed in the movable baffle in the up-down direction, and the width of the upper section of the sliding groove is larger than that of the lower section of the sliding groove; the switch comprises a switch body, and is characterized in that moving shafts capable of moving back and forth are arranged on two sides of the switch body, the rear part of each moving shaft is arranged on the switch body, a rebound part is arranged between each moving shaft and the switch body, a positioning step is arranged at the front part of each moving shaft, each positioning step is arranged in a sliding groove, the diameter of the front part of each positioning step is smaller than that of the rear part, the diameter of the front part of each positioning step is not greater than the width of the lower section of the sliding groove, and the diameter of the rear part of each positioning step is greater than the width of the lower section of the sliding groove and not greater than the width of the upper section of the sliding groove; a door plate is arranged in front of the movable baffle plate, and a window for exposing the operating handle is arranged on the door plate; the door plate is provided with a limiting frame, the door plate is provided with a downward bent clamping hook, and the clamping hook is arranged in the limiting frame.

Optionally, the height of the hook is not greater than the inner height of the limiting frame, and the width of the hook in the left-right direction is not greater than the inner width of the limiting frame in the left-right direction.

Optionally, the movable shaft is disposed on two sides of the switch body through a fixing plate, and the movable shaft penetrates through the fixing plate.

Optionally, the cross section of the fixing plate in the horizontal direction is U-shaped, the rear part of the fixing plate is arranged on the switch body, and the front part of the fixing plate is in contact with the rear end face of the movable baffle.

Optionally, the rear part of the positioning ladder is provided with a limiting part.

Optionally, the diameter of the limiting part is larger than the width of the upper section of the sliding groove.

Optionally, a first through hole for passing through the positioning step is formed in the front part of the fixing plate, and the diameter of the first through hole is smaller than that of the limiting part and larger than that of the rear part of the positioning step; and a second through hole for passing through the rear part of the moving shaft is formed in the rear part of the fixing plate, and the diameter of the second through hole is not smaller than that of the rear part of the moving shaft.

Optionally, the resilient member is a spring.

Optionally, the spring is disposed between the rear portion and the limiting portion of the fixing plate.

Optionally, the spout includes two, two the spout is located movable baffle's left and right part respectively.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model provides a switch interlocking device, through the arrangement of the stepped shaft, the chute and the limiting groove, when the door plate is not closed, the rear part of the stepped shaft is positioned at the upper part or the middle part of the chute and can not move into the lower part of the chute, thereby limiting the upward movement of the movable baffle plate; when the door plate is closed, the stepped shaft moves backwards, the middle part of the stepped shaft can move to the lower part of the sliding groove, so that the movable baffle can move upwards, and the switch can be shifted upwards to switch on;

2. the utility model provides a switch interlocking device through the setting of spacing frame and pothook, realizes when adjustable fender shifts up, and spacing frame is followed and is shifted up, and spacing frame is hooked to the pothook to the restriction door plant moves outward, and the door plant can't take off under the state of combined floodgate.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is an enlarged view at A of FIG. 2;

FIG. 4 is an enlarged view at B of FIG. 2;

fig. 5 is a sectional view at the moving axis.

The labels in the figure are: 1-switch body, 101-operating handle, 2-movable baffle, 201-sliding chute, 202-limit frame, 3-moving shaft, 301-positioning ladder, 302-limit part, 4-rebound piece, 5-door plate, 501-window, 502-hook, 6-fixing plate, 601-first through hole, and 602-second through hole.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

A switch interlocking mechanism is shown in figures 1-5 and comprises a switch body 1, wherein the switch body 1 comprises an operating handle 101, a movable baffle 2 capable of moving up and down is arranged above the operating handle 101, a sliding groove 201 arranged along the up-down direction is arranged on the movable baffle 2, and the width of the upper section of the sliding groove 201 is greater than that of the lower section of the sliding groove 201; the switch comprises a switch body 1 and is characterized in that moving shafts 3 capable of moving back and forth are arranged on two sides of the switch body 1, the rear parts of the moving shafts 3 are arranged on the switch body 1, a rebound part 4 is arranged between the moving shafts 3 and the switch body 1, a positioning step 301 is arranged on the front part of each moving shaft 3, the positioning step 301 is arranged in a sliding groove 201, the diameter of the front part of each positioning step 301 is smaller than that of the rear part of each positioning step 301, the diameter of the front part of each positioning step 301 is not larger than the width of the lower section of the sliding groove 201, and the diameter of the rear part of each positioning step 301 is larger than the width of the lower section of the sliding groove 201 and is not larger than the width of the upper section of the sliding groove 201; a door panel 5 is arranged in front of the movable baffle 2, and a window 501 for exposing the operating handle 101 is arranged on the door panel 5; a limiting frame 202 is arranged below the movable baffle 2, a downward bent hook 502 is arranged on the door panel 5, and the hook 502 is arranged in the limiting frame 202.

Specifically, the movable baffle 2 can limit the operation handle 101 from being pushed upwards, so as to limit switching on; the sliding groove 201 can enable the movable baffle 2 to move up and down along the stepped shaft; the movable baffle 2 can be limited in movement by the different widths of the sliding grooves 201 and the arrangement of the positioning steps 301, and further, the movable shaft 3 is arranged along the front-back direction; the return of the mobile shaft 3 can be achieved by the resilient member 4, so that in the default state, the rear part of the positioning step 301 is in the chute 201; when the movable baffle 2 moves upwards, the limit frame 202 moves upwards along with the hook 502 and the limit frame 202, and the hook 502 hooks the limit frame 202, so that the door panel 5 is limited from moving outwards, and the door panel 5 cannot be taken down in a closing state.

As another specific embodiment, the height of the hook 502 is not greater than the inner height of the position-limiting frame 202, and the width of the hook 502 in the left-right direction is not greater than the inner width of the position-limiting frame 202 in the left-right direction. Therefore, after the movable baffle plate 2 moves downwards, the hook 502 can move back and forth in the limit frame 202.

In another specific embodiment, the moving shaft 3 is disposed on both sides of the switch body 1 through the fixing plates 6, and the moving shaft 3 passes through the fixing plates 6. The fixed plate 6 can be provided on both sides of the switch body 1 so as to allow the movable shaft 3 to move forward and backward.

In another specific embodiment, the fixing plate 6 has a U-shaped cross section in the horizontal direction, the rear portion of the fixing plate 6 is provided on the switch body 1, and the front portion of the fixing plate 6 contacts the rear end surface of the movable bezel 2. The U-shaped fixing plate 6 can position the flapper 2 in the front-rear direction, and can support the front and rear portions of the movable shaft 3 more favorably. Further, the rear portion of the moving shaft 3 is disposed at the rear portion of the fixed plate 6 to be movable back and forth, and the positioning step 301 is disposed at the front portion of the fixed plate 6 to be movable back and forth.

As another specific embodiment, the positioning step 301 is provided with a stopper 302 at the rear. The positioning step 301 can be restricted from moving forward by the stopper portion 302.

As another specific embodiment, the diameter of the limiting portion 302 is larger than the width of the upper section of the sliding slot 201. So that the stopper portion 302 can be restricted from passing through the chute 201.

As another specific embodiment, the front portion of the fixing plate 6 is provided with a first through hole 601 for passing through the positioning step 301, and the diameter of the first through hole 601 is larger than the diameter of the rear portion of the positioning step 301; the rear portion of the fixed plate 6 is provided with a second through hole 602 for passing through the rear portion of the moving shaft 3, and the diameter of the second through hole is not smaller than that of the rear portion of the moving shaft 3. It is possible to ensure that the positioning step 301 passes through the first through hole 601 and that the rear portion of the moving shaft 3 can move forward and backward. Further, the diameter of the first through hole 601 is smaller than that of the limiting part 302, so that the limiting part 302 can be limited from passing through the first through hole 601, and the forward movement of the limiting part 302 is limited.

As another specific embodiment, the resilient member 4 is a spring. The spring has the characteristics of easy deformation and large elasticity. Further, the spring is provided on the outer periphery of the movable shaft 3, and can return the movable shaft 3.

As another specific embodiment, the spring is provided between the rear portion of the fixing plate 6 and the stopper portion 302. A forward force can be applied to the moving shaft 3 to reset the moving shaft 3.

As another specific embodiment, the sliding groove 201 includes two sliding grooves 201, and the two sliding grooves 201 are respectively disposed at the left and right portions of the movable baffle 2. Eccentricity can be prevented. Further, the moving shaft 3, the resilient member 4, the limiting frame 202 and the hook 502 all include two symmetrically arranged in left and right directions.

1. the utility model provides a switch interlocking device, through the arrangement of step shaft and spout 201 and spacing groove, realize when door plant 5 is not closed, the rear portion of step shaft is in the upper portion or middle part of spout 201, can't move to in the lower part of spout 201, thus limit the moving up of adjustable fender 2; when the door plate 5 is closed, the stepped shaft moves backwards, and the middle part of the stepped shaft can move to the lower part of the sliding groove 201, so that the movable baffle plate 2 can move upwards, and the switch can be shifted upwards to perform closing;

2. the utility model provides a switch interlocking device through the setting of spacing frame 202 and pothook 502, realizes when adjustable fender 2 shifts up, and spacing frame 202 is followed and is shifted up, and pothook 502 hooks spacing frame 202 to restriction door plant 5 moves outward, and door plant 5 can't take off under the state of combined floodgate.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "vertical," "horizontal," "top," "bottom," and the like are used in the orientation or positional relationship shown in the drawings for convenience in describing the embodiments of the present invention and for simplicity in 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 therefore should not be construed as limiting the embodiments of the present invention.

Claims

1. A switch interlocking mechanism is characterized in that: the switch comprises a switch body (1), wherein the switch body (1) comprises an operating handle (101), a movable baffle (2) capable of moving up and down is arranged above the operating handle (101), a sliding groove (201) arranged along the up-down direction is formed in the movable baffle (2), and the width of the upper section of the sliding groove (201) is greater than that of the lower section of the sliding groove (201); the switch is characterized in that movable shafts (3) capable of moving back and forth are arranged on two sides of the switch body (1), the rear portions of the movable shafts (3) are arranged on the switch body (1), a rebound part (4) is arranged between the movable shafts (3) and the switch body (1), positioning steps (301) are arranged on the front portions of the movable shafts (3), the positioning steps (301) are arranged in the sliding grooves (201), the diameter of the front portions of the positioning steps (301) is smaller than that of the rear portions, the diameter of the front portions of the positioning steps (301) is not larger than the width of the lower portions of the sliding grooves (201), and the diameter of the rear portions of the positioning steps (301) is larger than that of the lower portions of the sliding grooves (201) and not larger than that of the upper portions of the sliding grooves (201); a door plate (5) is arranged in front of the movable baffle (2), and a window (501) for exposing the operating handle (101) is arranged on the door plate (5); a limiting frame (202) is arranged below the movable baffle (2), a downward bent clamping hook (502) is arranged on the door panel (5), and the clamping hook (502) is arranged in the limiting frame (202).

2. The switch interlock mechanism of claim 1, wherein: the height of the clamping hook (502) is not more than the inner height of the limiting frame (202), and the width of the clamping hook (502) in the left-right direction is not more than the inner width of the limiting frame (202) in the left-right direction.

3. The switch interlock mechanism of claim 1, wherein: the movable shaft (3) is arranged on two sides of the switch body (1) through the fixed plate (6), and the movable shaft (3) penetrates through the fixed plate (6).

4. The switch interlock mechanism of claim 3, wherein: the cross section of the fixing plate (6) in the horizontal direction is U-shaped, the rear part of the fixing plate (6) is arranged on the switch body (1), and the front part of the fixing plate (6) is in contact with the rear end face of the movable baffle (2).

5. The switch interlock mechanism of claim 3, wherein: the rear part of the positioning ladder (301) is provided with a limiting part (302).

6. The switch interlock mechanism of claim 5, wherein: the diameter of the limiting part (302) is larger than the width of the upper section of the sliding groove (201).

7. The switch interlock mechanism of claim 6, wherein: the front part of the fixing plate (6) is provided with a first through hole (601) for penetrating through the positioning ladder (301), and the diameter of the first through hole (601) is smaller than that of the limiting part (302) and larger than that of the rear part of the positioning ladder (301); the rear part of the fixed plate (6) is provided with a second through hole (602) for penetrating through the rear part of the moving shaft (3), and the diameter of the second through hole is not less than that of the rear part of the moving shaft (3).

8. The switch interlock mechanism of claim 7, wherein: the resilient member (4) is a spring.

9. The switch interlock mechanism of claim 8, wherein: the spring is arranged between the rear part of the fixing plate (6) and the limiting part (302).

10. The switch interlock mechanism of claim 1, wherein: the sliding grooves (201) comprise two sliding grooves, and the two sliding grooves (201) are respectively arranged at the left part and the right part of the movable baffle (2).