CN210443678U

CN210443678U - Grounding wire clamp with locking function

Info

Publication number: CN210443678U
Application number: CN201921567614.2U
Authority: CN
Inventors: 杨文美; 朱文; 郑昌盛
Original assignee: Guangzhou Jinchuang'an Technology Co ltd
Current assignee: Guangzhou Jinchuang'an Technology Co ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-05-01
Anticipated expiration: 2029-09-20

Abstract

A ground clamp with a locking function comprises a temporary ground wire clamp, an insulating operating rod and a sliding locking piece, wherein one end of the insulating operating rod is provided with a screw which penetrates through the ground wire clamp and is in threaded connection with the ground wire clamp, one end of the insulating operating rod, which is provided with the screw, is in driving connection with the sliding locking piece, the sliding locking piece can be driven to move by rotating the insulating operating rod, the ground clamp further comprises a limiting device, a driven piece and a mechanical lock, a cavity is arranged in the sliding locking piece, the limiting device is arranged in the cavity, an opening of the sliding locking piece is arranged and communicated with the cavity, the driven piece is arranged in the cavity, the driven piece is fixedly connected with the screw, the limiting device can limit the rotation of the driven piece to limit the rotation of the insulating operating rod, the mechanical lock is in driving connection with the limiting device to control the operation of, the condition that anyone can dismantle exists, reduces the work accident and takes place.

Description

Grounding wire clamp with locking function

Technical Field

The utility model relates to an electric power system technical field specifically is a take earth clamp of locking function.

Background

The temporary short circuit grounding wire is a safety short circuit device which is hung in the power industry before the maintenance of equipment or lines after power failure, can be used for preventing a working grounding point from eliminating residual charges of equipment such as cables or transformers of a disconnected power supply close to induction voltage or not completely discharged due to sudden power supply, is an essential safety technical measure in the maintenance work, and is a safety barrier for protecting maintenance personnel on electrical equipment; however, the temporary grounding wire in the current market cannot solve authorized assembly and disassembly management of the grounding wire, so that any person can detach the temporary grounding wire after the temporary grounding wire is hung, and an electric shock accident is very likely to occur.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to solve the problem, the utility model provides a take earth clamp of locking function authorizes the management with installing and removing of earthing for work line, avoids taking place the electric shock accident in the work.

(II) technical scheme

In order to realize the technical scheme, the utility model provides a following technical scheme: the utility model provides a take earth clamp of locking function, including ground wire anchor clamps, insulating bar and slip retaining member, insulating bar one end is the screw rod setting, the screw rod pierces through ground wire anchor clamps and rather than threaded connection, the one end that insulating bar was equipped with the screw rod is connected with the drive of slip retaining member, it can drive the removal of slip retaining member to rotate insulating bar, still include stop device, follower and mechanical lock, be equipped with cavity and stop device in the slip retaining member and locate in the cavity, slip retaining member opening sets up and switches on with the cavity, the follower sets up in the cavity, follower and screw rod fixed connection, stop device can restrict the follower and rotate in order to restrict insulating bar and rotate, mechanical lock is connected with the operation of control stop device with the stop device drive.

Preferably, the ground clamp with the locking function further comprises an elastic reset piece, the elastic reset piece is arranged in the cavity, and the sliding locking piece is further provided with a limiting plate in the cavity; the limiting device comprises a driving piece, a driving piece and a limiting piece, the driving piece is rotatably arranged in the cavity and is in driving connection with the driving piece to drive the driving piece to rotate, the driving piece is in driving connection with the limiting piece, the driving piece can drive the limiting piece to be close to the driven piece to lock the driven piece through rotation of the driving piece, one end of the elastic reset piece is fixedly connected with the limiting piece, the other end of the elastic reset piece is fixedly connected with the limiting piece, and therefore the elastic reset piece can drive the limiting.

Preferably, the driven member is a gear, and one end of the limiting member, which is close to the screw rod, is provided with a latch matched with the gear, and the latch can be clamped with the driven member.

Preferably, the mechanical lock is arranged on the sliding locking member, and a rotor of the mechanical lock is in driving connection with the driving member to drive the driving member to rotate.

Preferably, the one end of driving medium is equipped with the swing boss, and the swing boss is supported with the locating part butt, and the one end that the driving medium kept away from the swing boss is connected with the driving piece drive.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that: through being equipped with mechanical lock, stop device and follower, the follower is connected with insulating bar, and after the electric wire uses ground wire anchor clamps, slip retaining member and insulating bar locking, through using mechanical lock, mechanical lock drive stop device is close to the follower and removes, and stop device and follower contact remove with restriction insulating bar, and temporary grounding line's dismouting is authorized the management, avoids taking place the electric shock accident in the work.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention,

in the drawings:

FIG. 1 shows a block diagram of an embodiment of the present invention;

FIG. 2 shows a block diagram of the slide fastener of the present invention;

wherein: the ground wire clamp comprises a ground wire clamp 1, an insulating operating rod 2, a sliding locking piece 3, a limiting device 4, a driven piece 5, a mechanical lock 6, a screw rod 20, an elastic resetting piece 31, a limiting plate 32, a driving piece 40, a transmission piece 41, a limiting piece 42 and a latch 420.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached

drawings

1 and 2, the ground clamp with the locking function comprises a ground clamp 1, an insulating operating rod 2 and a sliding locking piece 3, wherein the ground clamp 1 is provided with a clamping space, the sliding locking piece 3 is arranged in the clamping space, one end of the insulating operating rod 2 is provided with a screw 20, the screw 20 penetrates through the ground clamp 1 and extends into the clamping space to be in threaded connection with the clamping space, one end of the insulating operating rod 2 provided with the screw 20 is in driving connection with the sliding locking piece 3, the sliding locking piece 3 can be driven to move by rotating the insulating operating rod 2, the ground clamp with the locking function further comprises a limiting device 4, a driven piece 5 and a mechanical lock 6, a cavity is arranged in the sliding locking piece 3, the limiting device 4 is arranged in the cavity, the opening of the sliding locking piece 3 is arranged and communicated with the cavity, the driven piece 5 is arranged in the cavity, the driven piece 5 is fixedly connected with the screw, the limiting device 4 can limit the driven part 5 to rotate so as to limit the rotation of the insulating operating rod 2, and the mechanical lock 6 is in driving connection with the limiting device 4 so as to control the operation of the limiting device 4.

During the use, the electric wire that will need the centre gripping is arranged in the centre gripping space, the back is rotated insulating bar 2 and is slided in the centre gripping space with drive slip locking piece 3 with the centre gripping electric wire, the centre gripping finishes the back, use mechanical lock 6 drive stop device 4 with control follower 5, restriction follower 5 rotates with spacing insulating bar 2 and rotates, the dismouting through using mechanical lock 6 messenger earthing for work line authorizes the management, avoid the electric wire that connects temporarily to articulate the back, there is the condition that anyone can all carry out the dismantlement, reduce the work occurence of failure.

Further, this take ground clamp of locking function still includes elasticity piece 31 that resets, elasticity piece 31 that resets sets up in the cavity, slide locking piece 3 still is equipped with limiting plate 32 in the cavity, stop device 4 includes driving piece 40, driving piece 41 and locating part 42, driving piece 41 is rotatable to be set up in the cavity, driving piece 40 is connected with driving piece 41 drive and rotates with driving piece 41, driving piece 41 is connected with locating part 42 drive, thereby driving piece 41 can drive limiting part 42 and be close to follower 5 locking follower 5 in the rotation of driving piece 41, the one end and the limiting plate 32 fixed connection of elasticity piece 31 that resets, the other end and locating part 42 fixed connection, so that elasticity piece 31 that resets can drive limiting part 42 and keep away from follower 5 thereby unblock follower 5.

Specifically, when the device is used, after the electric wire is clamped, the mechanical lock 6 is used for driving the limiting device 4 to operate, the driving piece 40 drives the driving piece 41 to rotate, the driving piece 41 rotates to drive the limiting piece 42 to be close to the driven piece 5 so as to lock the driven piece 5, the effect of limiting the rotation of the insulating operating rod 2 is achieved, when the device is unlocked, the mechanical lock 6 is used for driving the limiting device 4 to operate, the driving piece 40 drives the driving piece 41 to rotate so that the driving piece 41 is far away from the limiting piece 42, and under the elastic action of the elastic resetting piece 31, the limiting piece 42 is far away from.

Furthermore, the driven member 5 is a gear, one end of the limiting member 42 close to the screw 20 is provided with a latch 420 matched with the gear, and when the transmission member 41 drives the limiting member 42 to move in a direction close to the screw 20, the latch 420 is engaged with the gear to limit the rotation of the driven member 5, so as to achieve the effect of limiting the rotation of the insulating operating rod 2.

Further, in order for the mechanical lock 6 to drive the driving member 40 to restrict the rotation of the insulating operating rod 2, the mechanical lock 6 is provided on the sliding lock member 3, and the rotor of the mechanical lock 6 is drivingly connected to the driving member 40 to drive the driving member 40 to rotate.

Referring to fig. 2, a swing boss is disposed at one end of the transmission member 41, the swing boss abuts against the limiting member 42, one end of the transmission member 41, which is far away from the swing boss, is drivingly connected to the driving member 40, and when the driving member 40 drives the transmission member 41 to rotate, the swing boss abuts against the limiting member 42 to drive the limiting member 42 to move in a direction close to the screw 20, so as to limit the rotation of the insulating operating rod 2, thereby locking the grounding wire clamp with the locking function.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A ground clamp with a locking function comprises a ground wire clamp (1), an insulating operating rod (2) and a sliding locking piece (3), wherein one end of the insulating operating rod (2) is provided with a screw (20), the screw (20) penetrates through the ground wire clamp (1) and is in threaded connection with the ground wire clamp, one end of the insulating operating rod (2) provided with the screw (20) is in driving connection with the sliding locking piece (3), the sliding locking piece (3) can be driven to move by rotating the insulating operating rod (2), the ground clamp is characterized by further comprising a limiting device (4), a driven piece (5) and a mechanical lock (6),

be equipped with the cavity in slip retaining member (3) just in the cavity is located in stop device (4), slip retaining member (3) opening sets up and communicates with the cavity, follower (5) set up in the cavity, follower (5) and screw rod (20) fixed connection, stop device (4) can restrict follower (5) and rotate in order to restrict insulating action bars (2) and rotate, mechanical lock (6) are connected with the function of control stop device (4) with stop device (4) drive.

2. A grounding clamp with locking function as claimed in claim 1, further comprising an elastic reset member (31), wherein the elastic reset member (31) is disposed in the cavity, and the sliding locking member (3) is further provided with a limiting plate (32) in the cavity;

stop device (4) are including driving piece (40), driving piece (41) and locating part (42), rotatable the setting in the cavity of driving piece (41), driving piece (40) and driving piece (41) drive connection rotate with driving piece (41), and driving piece (41) and locating part (42) drive connection, thereby the rotation of driving piece (41) can drive locating part (42) and be close to follower (5) and lock follower (5), thereby the one end and limiting plate (32) fixed connection of elasticity piece (31), the other end and locating part (42) fixed connection, so that thereby elasticity piece (31) can drive locating part (42) and keep away from follower (5) unblock follower (5).

3. A grounding clamp with locking function as claimed in claim 2, wherein the driven member (5) is a gear, a latch (420) matched with the gear is provided at one end of the limiting member (42) close to the screw rod (20), and the latch (420) can be clamped with the driven member (5).

4. A grounding clamp with locking function as claimed in claim 3, characterized in that the mechanical lock (6) is provided on the sliding locking member (3), and the rotor of the mechanical lock (6) is drivingly connected to the driving member (40) to drive the driving member (40) to rotate.

5. A grounding clamp with locking function as claimed in claim 3, wherein one end of the transmission member (41) is provided with a swing boss, the swing boss abuts against the limiting member (42), and one end of the transmission member (41) far away from the swing boss is in driving connection with the driving member (40).