CN216773529U

CN216773529U - Connecting device for metal conductor wiring

Info

Publication number: CN216773529U
Application number: CN202122462612.0U
Authority: CN
Inventors: 孙中华; 郑照红; 张志�; 尤江
Original assignee: Trina Energy Storage Solutions Jiangsu Co Ltd
Current assignee: Trina Energy Storage Solutions Jiangsu Co Ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-06-17
Anticipated expiration: 2031-10-12

Abstract

The utility model provides a connecting device for metal conductor wiring, which is characterized in that: the foldable clamping plate comprises a pair of clamping plates which can be opened and closed, wherein the pair of clamping plates are connected through a pivot, a torsion spring is further arranged between the pair of clamping plates, and the pair of clamping plates can be closed under the action of the torsion spring. According to the connecting device for the metal conductor wiring, holes do not need to be punched on the metal conductor, the installation procedure is simplified, and the efficiency of installation operation is improved; meanwhile, the current-carrying capacity of the metal conductor is not lost; nor does it lead to an additional temperature rise of the metal conductor.

Description

Connecting device for metal conductor wiring

Technical Field

The utility model belongs to the technical field of electrical patch cords, and particularly relates to a connecting device for metal conductor wiring.

Background

Metal conductors are commonly used for electrical connections between components. A commonly used metal conductor, such as a copper busbar, has good electrical conductivity and thermal conductivity, and excellent corrosion resistance, electroplating property and soldering property, and is therefore widely applied to various power electronic products. In such products, most of secondary wires such as a measurement sampling wire, a temperature measurement wire and a protection wire need to be led out from a metal conductor, or a main circuit wire of a low-voltage circuit can also be led out from the metal conductor. In the prior art, the copper bar is generally installed by punching a threaded hole or a through hole on the copper bar. When the secondary line is led out more, the technical problems of reduction of current-carrying capacity of the copper bar and increase of heat productivity caused by excessive punching exist in the mounting mode; meanwhile, too many holes are punched, so that the wiring workload is large. For the through hole, the secondary wire needs to be fastened by a bolt after penetrating out, and the operation is difficult and extremely inconvenient in a narrow space range; when the secondary wire is screwed out, the secondary wire can be led out by locking the wiring terminal through a screw, so that the whole wiring process is complicated, and the workload of installation work is increased; and the temperature rise of the copper bar is also not facilitated by the installation of screws or bolts.

SUMMERY OF THE UTILITY MODEL

The present invention has been made in view of the above problems, and an object of the present invention is to provide a connecting device for a metal conductor wire, which simplifies a mounting process and improves efficiency of mounting work.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a connecting device for metal conductor wiring is characterized in that: the foldable clamping plate comprises a pair of clamping plates which can be opened and closed, wherein the pair of clamping plates are connected through a pivot, a torsion spring is further arranged between the pair of clamping plates, and the pair of clamping plates can be closed under the action of the torsion spring.

Further, the pair of clamping plates form a pair of clamping surfaces which are parallel to each other.

Further, at least one of the pair of clamping surfaces is provided with anti-slip teeth.

Furthermore, the anti-skidding teeth are linear, and the length direction of the anti-skidding teeth and the length direction of the metal conductor wiring are arranged at a certain included angle.

Furthermore, the anti-skidding teeth are corrugated, and the length direction of the anti-skidding teeth and the length direction of the connection wire of the metal conductor are arranged at a certain included angle.

Furthermore, the pair of clamping plates comprises an upper clamping plate and a lower clamping plate, the upper clamping plate comprises a first horizontal plate, a vertical plate and a second horizontal plate which are mutually continuous, the lower clamping plate is pivoted on the second horizontal plate through a first rotating shaft, the torsion spring is installed on the second horizontal plate through a second rotating shaft, and a pair of torsion arms of the torsion spring is respectively contacted with the lower clamping plate and the second horizontal plate.

Further, the lower clamping plate comprises a third horizontal plate and an inclined plate which are continuous with each other, and a first rotating shaft is formed at the tail end of the inclined plate.

Further, a pressing block is formed on a lower end surface of the third horizontal plate.

Further, the pair of clamping surfaces includes an upper clamping surface formed by a lower end surface of the first horizontal plate and a lower clamping surface formed by an upper end surface of the third horizontal plate, and the anti-slip teeth are formed on the lower clamping surface.

Further, the anti-slip tooth is formed on the upper clamping surface.

Further, a pair of torque arms of torsional spring includes torque arm and last torque arm down, torque arm is located the middle part of torsional spring down, it is located the both sides of torsional spring to go up the torque arm.

Compared with the prior art, the utility model has the advantages that:

1. according to the connecting device for the metal conductor wiring, holes do not need to be punched on the metal conductor, the metal conductor and the wiring thereof are clamped and fixed through the pair of clamping plates, the installation procedure is simplified, and the efficiency of installation operation is improved; meanwhile, the current-carrying capacity of the metal conductor is not lost; nor will they cause additional heating of the metal conductor.

2. The bolt or screw fastening is cancelled, the operation convenience is improved, and the operation efficiency is improved.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic view of the structure of the copper bar and the secondary line after the installation of the utility model;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is an exploded view of the present invention;

the device comprises an upper clamping plate 1, a first horizontal plate 11, a vertical plate 12 and a second horizontal plate 13;

the lower clamping plate 2, the third horizontal plate 21, the inclined plate 22, the first rotating shaft 23 and the pressing block 24;

torsion spring 3, lower torsion arm 31, upper torsion arm 32;

a second rotating shaft 4, an upper clamping surface 5, a lower clamping surface 6 and an anti-skid tooth 7.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

Example 1:

as shown in fig. 1 to 3, the present embodiment provides a connection device for metal conductor wiring, which includes a pair of openable clamping plates, the pair of clamping plates are connected by a pivot, a torsion spring is further disposed between the pair of clamping plates, and the pair of clamping plates can be closed under the action of the torsion spring.

Specifically, the pair of clamping plates comprises an upper clamping plate 1 and a lower clamping plate 2, the upper clamping plate 1 comprises a first horizontal plate 11, a vertical plate 12 and a second horizontal plate 13 which are continuous with each other, the lower clamping plate 2 comprises a third horizontal plate 21 and an inclined plate 22 which are continuous with each other, and a rotating shaft is formed by protruding towards two sides at the tail end of the inclined plate and is named as a first rotating shaft 23; the lower clamping plate 2 is pivoted on the second horizontal plate 13 through a first rotating shaft 23. A torsion spring 3 is arranged between the upper clamping plate 1 and the lower clamping plate 2, the torsion spring 3 is mounted on a second horizontal plate 13 through a rotating shaft, and the rotating shaft is named as a second rotating shaft 4. A pressing block 24 is formed on the lower end surface of the third horizontal plate 21, and an external force is applied to the pressing block 24, so that the lower clamping plate 2 can rotate around the first rotating shaft 23, the lower clamping plate 2 and the upper clamping plate 1 can be displaced relatively, and the pair of clamping plates is in an open state.

The torsion spring 3 forms a pair of torsion arms which are in contact with the lower card 2 and the second horizontal plate 13, respectively. For convenience of description and distinction, a pair of torsion arms of the torsion spring are named a lower torsion arm 31 and an upper torsion arm 32, respectively, the lower torsion arm 31 is located at the middle of the torsion spring, and the upper torsion arm 32 is located at both sides of the torsion spring, as shown in fig. 3.

The upper card 1 and the lower card 2 can be closed under the action of the torsion spring. A pair of clamping surfaces which are parallel to each other is formed between the upper clamping plate 1 and the lower clamping plate 2, and the metal conductors and the wiring thereof can be clamped. In particular, the pair of clamping surfaces comprises an upper clamping surface 5, formed by the lower end surface of the first horizontal plate 11, and a lower clamping surface 6, formed by the upper end surface of the third horizontal plate 21. An anti-slip tooth 7 is formed on at least one of the pair of clamping surfaces to prevent the mounted metal conductor and the wiring thereof from slipping or coming off. The anti-slip teeth 7 may be formed on the upper clamping surface 5 or the lower clamping surface 6, or the anti-slip teeth 7 may be formed on both the upper clamping surface 5 and the lower clamping surface 6.

As a specific embodiment, the anti-slip tooth 7 is linear, the length direction of the anti-slip tooth and the length direction of the metal conductor wire form an included angle, which may be 30 ° 45 °, 60 °, 75 °, 90 °, 120 ° 150 °, and the like, and in this embodiment, the length direction of the anti-slip tooth and the length direction of the metal conductor wire form an included angle of 90 °.

As a specific embodiment, the anti-slip teeth 7 may be further corrugated to further increase the contact area and friction with the metal conductor and the wire thereof.

The working process and working principle of the utility model are as follows:

the metal conductor is illustrated by taking a copper bar as an example, and in the initial state, with reference to fig. 1, 2 and 3, in the connection device for wiring of the metal conductor of the utility model, the pair of clamping plates are in the closed state under the action of the torsion spring. The copper bar 100 and the wiring 101 thereof are ready to be installed, the press block 24 on the lower clamping plate 2 is pressed to enable the lower clamping plate 2 to rotate around the first rotating shaft 23, the pair of clamping plates are in an opening state, the copper bar 100 and the wiring 101 thereof are placed between a pair of clamping surfaces formed between the upper clamping plate and the lower clamping plate, the press block 24 is loosened, the copper bar 100 and the wiring 101 thereof are clamped between the pair of clamping surfaces, and the installation of the copper bar and the wiring thereof is completed. According to the requirements of practical application, the clamping force of the clamping surface formed between the pair of clamping plates can be adjusted by adjusting the torsional force parameter of the torsion spring.

Of course, the metal conductor of the present invention is not limited to the copper bar, but may be other metals, such as iron, aluminum, copper, silver, etc.

In the description of the present invention, it should be noted that the terms "vertical", "horizontal", "both sides", and the like indicate orientations, directions, or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "in some instances" are to be construed broadly, e.g., as either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. A connecting device for metal conductor wiring is characterized in that: the foldable clamping plate comprises a pair of clamping plates which can be opened and closed, wherein the pair of clamping plates are connected through a pivot, a torsion spring is further arranged between the pair of clamping plates, and the pair of clamping plates can be closed under the action of the torsion spring.

2. The connecting device of metal conductor wiring according to claim 1, characterized in that: the pair of clamping plates form a pair of clamping surfaces which are parallel to each other.

3. The connecting device of metal conductor wiring according to claim 2, characterized in that: and at least one clamping surface of the pair of clamping surfaces is provided with anti-skidding teeth.

4. The connecting device of metal conductor wiring according to claim 3, characterized in that: the anti-skidding teeth are linear or corrugated, and the length direction of the anti-skidding teeth and the length direction of the metal conductor wiring are arranged at a certain included angle.

5. The connecting device of metal conductor wiring according to claim 4, characterized in that: the pair of clamping plates comprises an upper clamping plate and a lower clamping plate, the upper clamping plate comprises a first horizontal plate, a vertical plate and a second horizontal plate which are mutually continuous, the lower clamping plate is pivoted on the second horizontal plate through a first rotating shaft, the torsion spring is installed on the second horizontal plate through a second rotating shaft, and a pair of torsion arms of the torsion spring is respectively contacted with the lower clamping plate and the second horizontal plate.

6. The connecting device of metal conductor wiring according to claim 5, characterized in that: the lower clamping plate comprises a third horizontal plate and an inclined plate which are continuous with each other, and a first rotating shaft is formed at the tail end of the inclined plate.

7. The connecting device of metal conductor wiring according to claim 6, characterized in that: and a pressing block is formed on the lower end face of the third horizontal plate.

8. The connecting device of metal conductor wiring according to claim 6, characterized in that: the pair of clamping surfaces comprises an upper clamping surface and a lower clamping surface, the upper clamping surface is formed by the lower end surface of the first horizontal plate, the lower clamping surface is formed by the upper end surface of the third horizontal plate, and the anti-skidding teeth are formed on the lower clamping surface.

9. The connecting device of metal conductor wiring according to claim 8, characterized in that: the anti-slip teeth are formed on the upper clamping surface.

10. The connecting device of metal conductor wiring according to claim 1, characterized in that: the pair of torque arms of torsional spring includes torque arm and last torque arm down, torque arm is located the middle part of torsional spring down, it is located the both sides of torsional spring to go up the torque arm.