CN220856420U

CN220856420U - Grounding switch

Info

Publication number: CN220856420U
Application number: CN202322495222.2U
Authority: CN
Inventors: 宋庆敏; 刘艳波
Original assignee: Shandong Xunkang Electric Co ltd
Current assignee: Shandong Xunkang Electric Co ltd
Priority date: 2023-09-14
Filing date: 2023-09-14
Publication date: 2024-04-26
Anticipated expiration: 2033-09-14

Abstract

The utility model relates to the technical field of grounding switches, in particular to a grounding switch, which comprises the following technical scheme: the grounding switch comprises a bottom plate, a screw rod, a grounding switch body and a screw sleeve, wherein a first fixing plate is welded on one side of the top of the bottom plate, a second fixing plate is welded on the other side of the top of the bottom plate, a second fixing plate is embedded into a second bearing, a fixing rod is fixedly arranged on an inner ring of the second bearing, the screw rod is welded on one end, opposite to the first fixing plate, of the fixing rod, the screw sleeve is meshed with the screw rod through a screw hole, the grounding switch body is arranged on the top of the screw sleeve, a sliding block is arranged at the bottom of the screw sleeve, sliding rods are respectively arranged at four corners of the bottom of the grounding switch body, and a first bearing is arranged on one side, opposite to the second fixing plate, of the fixing plate. The utility model has the advantages of being capable of adjusting the position of the grounding switch body and being convenient for a worker to connect the grounding switch body with the electric cabinet.

Description

Grounding switch

Technical Field

The utility model relates to the technical field of grounding switches, in particular to a grounding switch.

Background

The grounding switch refers to a mechanical grounding device which releases static electricity of overhauled equipment and circuits and ensures personal safety of overhaulers in power failure overhauling, and can withstand current for a certain time under abnormal conditions (such as short circuit) but does not pass load current under normal conditions, and is usually part of a disconnecting switch.

Publication No.: CN209822542U, a earthing switch, including base, explosion chamber, static contact and moving contact, the explosion chamber upper end is for being provided with the insulating platform of slope with the static contact both ends, it is provided with insulating sliding plate to slide between the insulating platform, is provided with the horizontal pole on the insulating sliding plate, articulates between horizontal pole and the moving contact has the connecting rod. The utility model has the following advantages and effects: after the motor rotates to drive the moving and static contacts to separate, the insulating sliding plate can be driven downwards to separate the moving and static contacts due to the action of the connecting rod, so that reliable separation between the moving and static contacts is realized. And then the insulating sliding plate is driven to reset when the insulating sliding plate resets under the action of the spring, so that the movable contact and the fixed contact are avoided to be contacted again.

In summary, in the prior art CN209822542U, the grounding switch is mounted on the reserved position through the base, the grounding switch and the base are fixed together, and after the base is fixed, the position of the grounding switch cannot be adjusted.

Disclosure of utility model

The utility model aims to provide a grounding switch which has the advantages that the position of a grounding switch body can be adjusted, and a worker can conveniently connect the grounding switch body with an electric cabinet, so that the problem that the position of the grounding switch cannot be adjusted after a structure for supporting the grounding switch is fixed is solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a grounding switch, includes bottom plate, lead screw, grounding switch body and swivel nut, bottom plate top one side welding has fixed plate one, bottom plate top opposite side welding has fixed plate two, fixed plate two embedding bearings two, two inner ring fixed mounting of bearing have the dead lever, the dead lever has the lead screw with fixed plate one relative one end welding, the swivel nut passes through screw and lead screw meshing to be connected, grounding switch body is installed at the swivel nut top, the slider is installed to the swivel nut bottom, the slide bar is installed respectively in grounding switch body bottom four corners, bearing one is installed with fixed plate two relative one side to the fixed plate one.

When the grounding switch in the technical scheme is used, the bottom plate is mounted at a proper position on the electric cabinet through the fixing holes by using tools such as bolts, the fixing rods are rotated by using hands, the screw rod is driven to rotate by the fixing rods, the threaded sleeve transversely moves on the screw rod through the rotation of the screw rod, the sliding block at the bottom of the threaded sleeve slides in the sliding groove at the top of the bottom plate, the threaded sleeve drives the grounding switch body to transversely move, the grounding switch body is moved to a proper connection position, and the grounding switch body is connected with the electric cabinet.

Preferably, one end of the screw rod, which is away from the fixed rod, is fixedly connected with an inner ring of the bearing. The first bearing provides supporting force for the screw rod, and the shaking of the screw rod during rotation is reduced.

Preferably, a hand wheel is welded at one end of the fixed rod, which is far away from the screw rod. The hand wheel is used for conveniently rotating the screw rod.

Preferably, the first fixing plate and the top of the bottom plate on two opposite sides of the fixing plate are provided with sliding grooves, and the sliding blocks are in sliding connection with the sliding grooves. When the screw sleeve moves on the screw rod, the sliding block slides in the sliding groove along with the movement of the screw sleeve, so that the screw sleeve is prevented from rotating.

Preferably, the bottoms of the four sliding rods are respectively contacted with the top of the bottom plate. The slide rod provides supporting force for the grounding switch body, and when the grounding switch body moves, the slide rod slides on the top of the bottom plate.

Preferably, a certain distance is arranged between the bottom of the grounding switch body and the tops of the first fixing plate and the second fixing plate. The grounding switch body can not interfere with the first fixing plate and the second fixing plate when moving.

Preferably, the four corners of the bottom plate are respectively provided with fixing holes, and the four fixing holes penetrate through the upper end and the lower end of the bottom plate. The base plate is mounted to a proper position through the fixing holes using a tool such as a bolt.

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, the screw rod, the threaded sleeve and the grounding switch body are arranged, the fixed rod is rotated by a hand, the screw rod is driven by the fixed rod to rotate, the threaded sleeve drives the grounding switch body to transversely move through the rotation of the screw rod, the grounding switch body is moved to a proper connection position, and the grounding switch body is connected with the electric cabinet, so that the effect that the position of the grounding switch body can be adjusted, and a worker can conveniently connect the grounding switch body with the electric cabinet is achieved.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

fig. 3 is a schematic top view of the present utility model.

In the figure: 1. a bottom plate; 2. a first fixing plate; 3. a first bearing; 4. a screw rod; 5. a grounding switch body; 6. a second bearing; 7. a second fixing plate; 8. a fixed rod; 9. a hand wheel; 10. a screw sleeve; 11. a slide block; 12. a slide rod; 13. a chute; 14. and a fixing hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1-3, the earthing switch provided by the utility model comprises a bottom plate 1, a screw rod 4, an earthing switch body 5 and a screw sleeve 10, wherein a first fixed plate 2 is welded on one side of the top of the bottom plate 1, a second fixed plate 7 is welded on the other side of the top of the bottom plate 1, the second fixed plate 7 is embedded into a second bearing 6, a fixed rod 8 is fixedly arranged in the second bearing 6, the screw rod 4 is welded at one end of the fixed rod 8 opposite to the first fixed plate 2, a hand wheel 9 is welded at one end of the fixed rod 8, which is far away from the screw rod 4, the screw sleeve 10 is in meshed connection with the screw rod 4 through a screw hole, the earthing switch body 5 is arranged at the top of the screw sleeve 10, the sliding block 11 is installed at the bottom of the swivel nut 10, the sliding groove 13 is formed in the top of the bottom plate 1 on the opposite side of the first fixing plate 2 and the second fixing plate 7, the sliding blocks 11 and the sliding grooves 13 are in sliding connection, the sliding rods 12 are respectively installed at four corners of the bottom of the grounding switch body 5, the bottoms of the four sliding rods 12 are respectively contacted with the top of the bottom plate 1, the first bearing 3 is installed on the opposite side of the first fixing plate 2 and the second fixing plate 7, one end of the screw rod 4, which is away from the fixing rod 8, is fixedly connected with the inner ring of the first bearing 3, the fixing holes 14 are respectively formed in the four corners of the bottom plate 1, and the four fixing holes 14 penetrate through the upper end and the lower end of the bottom plate 1.

In this embodiment, the base plate 1 is mounted at a reserved position on the electric cabinet through the fixing hole 14 by using tools such as bolts, the fixing rod 8 is rotated by using the hand wheel 9, the fixing rod 8 drives the screw rod 4 to rotate, the threaded sleeve 10 transversely moves on the screw rod 4 through the rotation of the screw rod 4, the sliding block 11 at the bottom of the threaded sleeve 10 slides in the sliding groove 13 at the top of the base plate 1, the threaded sleeve 10 drives the grounding switch body 5 to transversely move, the grounding switch body 5 is moved to a proper connection position, and the grounding switch body 5 is connected with the electric cabinet.

Example two

As shown in fig. 1-3, compared to the first embodiment, the grounding switch according to the present utility model further includes: the grounding switch comprises a first fixed plate 2, a grounding switch body 5 and a second fixed plate 7, wherein a certain distance is reserved between the bottom of the grounding switch body 5 and the tops of the first fixed plate 2 and the second fixed plate 7.

In this embodiment, the distance between the bottom of the grounding switch body 5 and the tops of the first fixing plate 2 and the second fixing plate 7 prevents the grounding switch body 5 from interfering with the first fixing plate 2 and the second fixing plate 7 during the lateral movement.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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

1. The utility model provides a grounding switch, includes bottom plate (1), lead screw (4), grounding switch body (5) and swivel nut (10), its characterized in that: the utility model discloses a ground connection switch, including bottom plate (1), fixed plate (7) embedding bearing (6), fixed rod (8) are installed to ring fixed mounting in bearing (6), fixed rod (8) have lead screw (4) with the welding of fixed plate (2) relative one end, swivel nut (10) are connected with lead screw (4) meshing through the screw, earthing switch body (5) are installed at swivel nut (10) top, slider (11) are installed to swivel nut (10) bottom, slide rod (12) are installed respectively in earthing switch body (5) bottom four corners, bearing (3) are installed to fixed plate (2) and fixed plate (7) relative one side.

2. A grounding switch as in claim 1 wherein: one end of the screw rod (4) deviating from the fixed rod (8) is fixedly connected with the inner ring of the first bearing (3).

3. A grounding switch as in claim 1 wherein: one end of the fixed rod (8) deviating from the screw rod (4) is welded with a hand wheel (9).

4. A grounding switch as in claim 1 wherein: the top of the bottom plate (1) at the opposite side of the first fixing plate (2) and the second fixing plate (7) is provided with a sliding groove (13), and the sliding block (11) is in sliding connection with the sliding groove (13).

5. A grounding switch as in claim 1 wherein: the bottoms of the four sliding rods (12) are respectively contacted with the top of the bottom plate (1).

6. A grounding switch as in claim 1 wherein: the bottom of the grounding switch body (5) is a certain distance from the top of the first fixing plate (2) to the top of the second fixing plate (7).

7. A grounding switch as in claim 1 wherein: four corners of the bottom plate (1) are respectively provided with fixing holes (14), and the four fixing holes (14) penetrate through the upper end and the lower end of the bottom plate (1).