CN114024234A

CN114024234A - Direct current area load shifts fixer

Info

Publication number: CN114024234A
Application number: CN202111300296.5A
Authority: CN
Inventors: 周俊宇; 省志华; 唐榕梧; 黄洪涛; 原柱峰; 赵昌友; 韦圣南; 卢德明
Original assignee: Laibin Power Supply Bureau of Guangxi Power Grid Co Ltd
Current assignee: Laibin Power Supply Bureau of Guangxi Power Grid Co Ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-02-08

Abstract

The utility model provides a direct current area load shifts fixer relates to electric power industry live working technical field, including knob mounting, first xarm, second xarm, vertical arm and entrance hole, wherein: the first cross arm and the second cross arm are respectively arranged at two ends of the vertical arm to form a U-shaped structure, a through hole is formed in one end of the first cross arm, the knob fixing piece is arranged in the through hole, and the wire inlet hole is formed in the other end of the first cross arm. Through placing the second xarm in terminal row bottom, place first xarm on terminal row screw, through the position of adjust knob mounting, make the terminal fixed screw up, a direct current area load shifts the surface of fixer and wraps up with insulating material, the screw part exposes electrically conductive with the terminal contact, will have the test wire of transfer power to insert into the line hole after the terminal row is fixed, alright guarantee can not take place the condition that drops when changing new power.

Description

Direct current area load shifts fixer

Technical Field

The invention relates to the technical field of live-wire work in the power industry, in particular to a direct-current load transfer fixer.

Background

When the six-power-supply-stop load transfer of the protection device is carried out, a new power supply is connected and an old power supply is disconnected when no terminal is available beside the protection device, and according to the situation, the power supply is transferred by clamping a test clamp on the terminal in the conventional method.

Disclosure of Invention

In view of the technical problem that the prior art generally transfers power sources on terminals by using test clips, and the operating mode causes unstable clamping when an old power source is removed and a new power source is ready to be connected, which can cause the phenomenon that the old power source pops up suddenly or the new power source falls off, thereby causing the power failure of a protection device, the following invention is provided:

a dc loaded transfer fixture comprising a knob fixture, a first cross arm, a second cross arm, a vertical arm, and a line entry hole, wherein:

the first cross arm and the second cross arm are respectively arranged at two ends of the vertical arm to form a U-shaped structure, a through hole is formed in one end of the first cross arm, the knob fixing piece is arranged in the through hole, and the wire inlet hole is formed in the other end of the first cross arm.

Furthermore, the through hole is a threaded hole, and the through hole is connected with the knob fixing piece in a rotating mode.

Further, the knob mounting includes rotatory handle and rotatory mounting, rotatory mounting surface is provided with the screw thread with through-hole complex, rotatory handle is fixed the one end of rotatory firmware.

Furthermore, the first cross arm, the second cross arm and the vertical arm are covered with insulating rubber sleeves.

Furthermore, one end of the second cross arm is connected with the vertical arm, and the other end of the second cross arm is provided with a widened fixing block.

Furthermore, the widened fixing block is of a flat square structure, and one surface of the widened fixing block is welded with the second cross arm.

Furthermore, one end of the first cross arm is also provided with a wire inlet hole fixing arm, and the wire inlet hole is formed in the upper side of the wire inlet hole fixing arm.

Furthermore, the outer surface of the fixing arm of the wire inlet hole is covered with an insulating rubber sleeve.

Furthermore, the rotary fixing piece is a screw made of metal.

Furthermore, the knob fixing piece, the first cross arm, the second cross arm and the vertical arm are of an integrally formed metal structure.

The invention discloses a direct current load transfer fixer, which is characterized in that a second cross arm is placed at the bottom of a terminal block, a first cross arm is placed on a terminal block screw, the terminal is fixed and screwed through adjusting the position of a knob fixing part, the outer surface of the direct current load transfer fixer is wrapped by an insulating material, the screw part is exposed and is contacted with the terminal for conduction, a test wire with a transfer power supply is inserted into a wire inlet hole after the terminal block is fixed, and the condition that the direct current load transfer fixer falls off when a new power supply is replaced can be ensured.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a three-dimensional structure diagram of a dc load transfer fixture in an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of a DC load transfer fixture in an embodiment of the present application;

fig. 3 is a schematic diagram illustrating a process of using a dc load transfer holder in combination with a terminal block according to an embodiment of the present application.

The reference numerals are explained below:

101-knob fixing member; 102-a first cross arm; 103-vertical arm; 104-a second cross arm; 105-wire-entry hole-securing arm; 106-wire inlet hole; 107-insulating rubber sleeve; 201-terminal row; 202-terminal row screw holes; 203-terminal block bottom; 204-test line.

Detailed Description

The embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.

The embodiments of the present disclosure are described below with specific examples, and other advantages and effects of the present disclosure will be readily apparent to those skilled in the art from the disclosure in the specification. It is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the embodiments of the disclosure. The disclosure may be embodied or carried out in various other specific embodiments, and various modifications and changes may be made in the details within the description without departing from the spirit of the disclosure. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

A direct current load shifting fixture, as shown in fig. 1, comprising a knob fixture 101, a first cross arm 102, a second cross arm 104, a vertical arm 103, and a wire entry hole 106, wherein:

the first cross arm 102 and the second cross arm 104 are respectively arranged at two ends of the vertical arm 103 to form a U-shaped structure, a through hole is formed at one end of the first cross arm 102, the knob fastener is arranged in the through hole, and the wire inlet hole 106 is formed at the other end of the first cross arm 102.

As shown in fig. 3, the U-shaped holder is inserted into the terminal block 201, and after the U-shaped holder is inserted, the first arm 102 is located on the upper side of the terminal block 201, and the second arm 104 is located on the lower side of the terminal block 201, and at this time, the position of the knob holder 101 is adjusted by rotating, that is, the rotating knob is turned to make the rotating holder in the knob holder 101 approach the terminal block 201.

The first cross arm 102, the second cross arm 104 and the vertical arm 103 are all made of metal materials, and the first cross arm 102, the second cross arm 104 and the vertical arm 103 are all covered with a layer of insulating rubber sleeve 107 in an injection molding and wrapping mode.

Further, in a preferred embodiment of the present application, as shown in fig. 1 and 2, the through hole is a threaded hole, and the through hole is rotatably connected with the knob fixing member 101.

Further, in a preferred embodiment of the present application, as shown in fig. 1 and 3, the knob holder 101 includes a rotation knob having a screw thread formed on an outer surface thereof to be engaged with the through hole, and a rotation holder fixed to one end of the rotation holder.

One end of the first cross arm 102 is provided with a through hole, a thread matched with the rotary fixing piece is arranged in the through hole, and the knob fixing piece 101 can be conveniently screwed and loosened by rotating the rotary handle.

Further, in a preferred embodiment of the present application, the rotation fixing member is a screw made of metal.

The rotary fixing member of the knob fixing member 101 can be in contact with the screw of the terminal block 201 to conduct electricity, the rotary handle is made of an insulating material, and the rotary fixing member is made to approach the terminal block 201 by rotating the rotary handle, so that the rotary fixing member is screwed in alignment with the screw hole 202 of the terminal block.

Further, in a preferred embodiment of the present application, the first cross arm 102, the second cross arm 104 and the vertical arm 103 are covered with an insulating rubber sleeve 107.

Further, in a preferred embodiment of the present application, as shown in fig. 2 and 3, one end of the second cross arm 104 is connected to the vertical arm 103, and the other end of the second cross arm 104 is provided with a widening fixing block.

Further, in a preferred embodiment of the present application, the widened fixing block is a flat square structure, and one surface of the widened fixing block is welded to the second cross arm 104.

In the embodiment of the present application, the first cross arm 102, the second cross arm 104 and the vertical arm 103 are integrally formed, wherein the first cross arm 102, the vertical arm 103 and the second cross arm 104 together form a U-shaped structure for easily fixing the terminal block 201.

The widened fixing block can also be arranged into a cap supporting structure and used for clamping the bottom of the lower end of the fixed terminal block.

Further, in a preferred embodiment of the present application, one end of the first cross arm 102 is further provided with a wire inlet fixing arm 105, and the wire inlet 106 is arranged on the upper side of the wire inlet fixing arm 105.

Further, in a preferred embodiment of the present application, the outer surface of the wire inlet fixing arm 105 is covered with an insulating rubber sleeve 107.

In use, the second arm 104 is used to hold the terminal block bottom 203, the rotating fixture of the first arm 102 is aligned with the terminal block screw hole 202, the screw is tightened to fix the terminal block, and after the terminal block is fixed, a test wire 204 for transferring power is plugged into the wire hole 106, wherein the test wire 204 is provided with a plug, and the test wire 204 is plugged into the wire hole 106 in use.

Further, in a preferred embodiment of the present application, the knob holder, the first cross arm, the second cross arm, and the vertical arm are of an integrally formed metal structure.

In the description of the present invention, it is to be understood that the terms "intermediate", "length", "upper", "lower", "front", "rear", "vertical", "horizontal", "inner", "outer", "radial", "circumferential", and the like, indicate orientations and positional relationships that are based on the orientations and positional relationships shown in the drawings, are used for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the first feature may be "on" the second feature in direct contact with the second feature, or the first and second features may be in indirect contact via an intermediate. "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The above description is for the purpose of illustrating embodiments of the invention and is not intended to limit the invention, and it will be apparent to those skilled in the art that any modification, equivalent replacement, or improvement made without departing from the spirit and principle of the invention shall fall within the protection scope of the invention.

Claims

1. A dc loaded transfer fixture comprising a knob mount, a first cross arm, a second cross arm, a vertical arm, and a wire entry hole, wherein:

2. The direct current load transfer fastener of claim 1, wherein said through hole is a threaded hole, said through hole being in threaded connection with said knob fastener.

3. The direct current belt load transfer anchor of claim 2, wherein the knob fixing member comprises a rotation knob and a rotation fixing member, the rotation fixing member is provided with a screw thread on an outer surface thereof to be engaged with the through hole, and the rotation knob is fixed to one end of the rotation fixing member.

4. The dc load transfer station of claim 1, wherein the first cross arm, the second cross arm, and the vertical arm are covered with an insulating rubber sleeve.

5. The direct current load shifting fixture of claim 1, wherein one end of said second cross arm is connected to said vertical arm and the other end of said second cross arm is provided with a widened securing block.

6. The direct current load transfer anchor of claim 5, wherein said widened anchor block is of a flat, square configuration, one of said faces of said widened anchor block being welded to said second cross arm.

7. The direct current load shifting fixture of claim 1, wherein the first cross arm is further provided with a wire entry hole fixing arm at one end, the wire entry hole being provided on an upper side of the wire entry hole fixing arm.

8. The direct current load transfer anchor of claim 7, wherein the outer surface of said wire entry anchor arm is covered with an insulating rubber cover.

9. A dc load transfer anchor according to claim 3, wherein the rotational fixing member is a screw made of metal.

10. The dc load transfer anchor of any one of claims 1 to 9, wherein the knob holder, the first crossbar, the second crossbar and the vertical arm are of an integrally formed metal structure.