CN218731842U

CN218731842U - Connection structure and electric energy meter that stress deformation was prevented to electric energy meter

Info

Publication number: CN218731842U
Application number: CN202222414284.1U
Authority: CN
Inventors: 王央龙; 贾振; 平军祥; 陈威男; 王亚婷
Original assignee: Delixi Group Instrument & Instrumentation Co ltd
Current assignee: Delixi Group Instrument & Instrumentation Co ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-03-24
Anticipated expiration: 2032-09-09

Abstract

The utility model discloses a connection structure of stress deformation is prevented to electric energy meter, include: the wiring terminal is connected with external equipment; the transition part is connected between a load switch and a wiring terminal which are arranged in the electric energy meter, the mutual electrification between the load switch and the wiring terminal is kept, and the transition part comprises a deformable part which is used for providing a space for the staggered movement between the load switch and the wiring terminal. The utility model discloses a prevent stress deformation's electric energy meter connection structure has adopted the design of transition piece for have the space that can crisscross activity between connecting piece and the binding post, so effectual produced stress of connecting wire has been offset.

Description

Connection structure and electric energy meter that stress deformation was prevented to electric energy meter

Technical Field

The utility model relates to an electric energy meter structure, more specifically the electric energy meter connection structure who relates to a prevent stress deformation that says so.

Background

In the load switch of the guide rail electric energy meter in the prior art, because the load switches at two ends adopt an integrated structure, when a user adopts a hard metal wire for connection, a certain probability can lead to product deformation due to stress at two ends of a wiring, thus causing poor contact of contacts inside the load switch and leading to abnormal work of the product. Specifically, as shown in fig. 1, two ends of a load switch a are respectively fixed on a product base through self-tapping screws B1 and B2, two ends of the load switch respectively penetrate into product mounting wiring iron packages C1 and C2, before a product is not wired, the state of an internal load switch is shown in fig. 2, contacts E1 and E2 are in a connection state, after the load switch shown in fig. 1 is mounted inside an electric energy meter, as shown in fig. 3, a user can use the product for wiring through metal wires D1 and D2, after wiring of the user is completed, two downward forces of H1 and H2 can be respectively applied to two ends of the product under the action of field connection line wiring and fastening screws, because the product itself is an integral body, an upward H3 deformation can be generated in the middle part under the downward forces of H1 and H2, and finally, the whole product can be in a state similar to that shown in fig. 4. At this time, the internal load switch of the product is disconnected as shown in fig. 5, and the contacts E1 and E2 are disconnected, so that the use of the user is affected, and although some manufacturers soften the copper rod by the process annealing method, so as to eliminate the stress influence generated by the connection of the hard metal wires of the user, the effect is not permanent.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a can effectual elimination user hard metal wire connect the electric energy meter connection structure of the stress influence of production.

In order to achieve the above purpose, the utility model provides a following technical scheme: a connection structure of an electric energy meter for preventing stress deformation comprises:

the wiring terminal is connected with external equipment;

the transition part is connected between a load switch and a wiring terminal which are arranged in the electric energy meter, the mutual electrification between the load switch and the wiring terminal is kept, and the transition part comprises a deformable part which is used for providing a space for staggered movement between the load switch and the wiring terminal.

As a further improvement of the present invention, a first connecting member is provided between the transition member and the load switch, and the first connecting member is fixedly connected to the load switch.

As a further improvement, a second adapter is arranged between the transition part and the connecting terminal, and the second adapter is fixedly connected with the connecting terminal.

As a further improvement, the wiring terminal is a wiring iron clad structure, and the second adaptor part penetrates into the wiring terminal.

As a further improvement of the utility model, the second adaptor includes the fold piece and is long banding piece that penetrates, the transition part is connected on the fold piece, the fold piece with penetrate the integrative setting of piece, penetrate the piece and penetrate in the binding post.

As a further improvement of the utility model, the folded piece is far away from one corner of penetrating the piece and is provided with a chamfer.

As a further improvement of the utility model, the whole flexible structure that is banded that is of transition part, both ends are connected with load switch and binding post respectively.

As a further improvement of the utility model, the bending direction of the transition part is bending of the wiring end of the internal part of the load switch and the electric energy meter.

As a further improvement of the utility model, the transition part is a braided copper wire.

The utility model discloses another aspect provides an electric energy meter, including the aforesaid electric energy meter prevent stress deformation's connection structure.

The beneficial effects of the utility model, having adopted transition part's setting, can provide a space that can crisscross activity between first connecting piece and binding post, so produced stress alright offset through the crisscross activity between first connecting piece and the binding post at the connecting wire in-process, can also effectually keep the circular telegram structure between first connecting piece and the binding post simultaneously, so avoid among the prior art because the problem that the disconnection appears in load switch contact E and the E that the wiring stress leads to.

Drawings

Fig. 1 is a schematic view of a load switch installed in a product according to the prior art;

FIG. 2 is a schematic diagram of the internal contact of the load switch;

FIG. 3 is a diagram illustrating a structure of a product used for user wiring in the prior art;

FIG. 4 is a schematic view of stress deformation;

FIG. 5 is a schematic diagram of a configuration of internal contacts of a load switch under stress;

fig. 6 is a schematic structural view of the connection structure of the present invention;

fig. 7 is a schematic structural view of the internal contact of the stress-affected load switch after the connection structure of the present invention is adopted.

Detailed Description

The present invention will be described in further detail with reference to embodiments shown in the drawings.

Referring to fig. 6, the connection structure for preventing stress deformation of an electric energy meter according to the present embodiment includes:

the wiring terminal 1 is connected with external equipment;

the transition part 2 is connected between a load switch and a wiring terminal 1 which are arranged in the electric energy meter, and the mutual electrification between the load switch and the wiring terminal 1 is kept, the transition part 2 comprises a deformable part which is used for providing a space for the staggered movement between the load switch and the wiring terminal 1, in the process of wiring use of a user, stress generated by the connection of a lead and the wiring terminal 1 can be transmitted to the transition part 2, and the stress transmitted by the load switch also exists, due to the action of the transition part 2, the space for the staggered movement is formed between the load switch and the wiring terminal 1, and the electrified state can be kept, so that the generated stress can be eliminated through the staggered movement between the load switch and the wiring terminal 1, and a series of problems caused by the disconnection of a contact of the load switch in the prior art are avoided, one or more transition parts 2 can be arranged in the embodiment, and the stress generated when the lead is connected is effectively eliminated. As an improved specific embodiment, a first connecting piece 3 is connected between the transition part 2 and the load switch, the first connecting piece 3 is fixedly connected with the load switch, and the transition part 2 and the load switch can be better connected by the arrangement of the first connecting piece 3.

As an improved specific embodiment, a second adaptor 4 is connected between the transition component 2 and the wiring terminal 1, the second adaptor 4 is installed on the wiring terminal 1, and the arrangement of the second adaptor 4 can extend the connection position of the wiring terminal 1 to a certain extent, so that the connection of the transition component 2 is further facilitated.

As an improved specific implementation manner, the connection terminal 1 is of a connection iron-clad structure, the second adaptor 4 partially penetrates into the connection terminal 1, and because the internal space of the existing electric energy meter is relatively limited, especially, the connection space between the load switch and the connection terminal 1 is less reserved due to the original integrated arrangement, so that the connection space increased by the connection between the connection terminal 1 and the transition part 2 after the connection between the connection terminal 1 and the transition part 2 is arranged through the second adaptor 4 can be reduced, and the existing shell structure can be well applied.

As an improved specific embodiment, the second adaptor 4 includes a folded piece 1 and a strip-shaped penetrating piece 2, the transition part 2 is connected to the folded piece 1, the folded piece 1 and the penetrating piece 2 are integrally arranged, the penetrating piece 2 penetrates into the wiring terminal 1, the folded piece 1 and the penetrating piece 2 are combined to form the second adaptor 4, the strip-shaped structure of the penetrating piece 2 can be utilized to better penetrate into the wiring terminal 1 to keep the same connection conductivity as that in the prior art, and the folded piece 1 is arranged, so that the conversion of the plate angle can be effectively realized, and the transition part 2 can be better connected.

As a modified specific embodiment, a corner of the folding piece 41 away from the penetrating piece 42 is chamfered, and the space occupied by the folding piece 41 can be further reduced by the chamfered arrangement.

As an improved specific embodiment, as shown in fig. 7, the transition member 2 is a flexible structure with a belt shape as a whole, and two ends of the transition member are respectively connected to the first connecting member 3 and the connecting terminal 1, and the flexible structure with a belt shape as a whole is adopted, so that the transition member 2 has a plurality of bending spaces, and has more adjustment spaces compared with a mode of adopting a rigid structure between the flexible structures at two ends.

As a modified specific embodiment, the bending direction of the transition part 2 is the bending direction of the terminals of the load switch and the internal parts of the electric energy meter, as shown in fig. 3 and fig. 6, the load switch also needs to be connected with other parts in the electric energy meter by means of wires, the direction of the terminals shown in fig. 6 is upward, and thus the bending direction of the transition part 2 is downward, so that the problem that the wires of the transition part 2 and the load switch conflict with each other can be avoided.

As a modified specific embodiment, the transition component 2 is a braided copper wire, which has high flexibility and can effectively maintain the conductivity after being bent, so that the transition component 2 can be well qualified.

On the other hand, the embodiment discloses the electric energy meter using the connection structure, so that stress generated by a load switch in the electric energy meter during wiring can be well eliminated in a mode of using the connection structure.

In summary, in the connection structure of the present embodiment, the transition component 2 is arranged to increase the space between the load switch and the connection terminal 1, which can be staggered, so that the stress caused by the connection can be eliminated well as shown in fig. 7.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a connection structure that electric energy meter anti-stress deformation which characterized in that: the method comprises the following steps:

a connection terminal (1) for connecting an external device;

the transition component (2) is connected between a load switch and a wiring terminal (1) which are arranged in the electric energy meter, mutual electrification between the load switch and the wiring terminal (1) is kept, and the transition component (2) comprises a deformable part which is used for providing a space for staggered movement between the load switch and the wiring terminal (1).

2. The electric energy meter stress deformation prevention connecting structure according to claim 1, characterized in that: and a first connecting piece (3) is arranged between the transition part (2) and the load switch, and the first connecting piece (3) is fixedly connected with the load switch.

3. The connection structure for preventing stress deformation of an electric energy meter according to claim 1, characterized in that: and a second adapter (4) is arranged between the transition part (2) and the wiring terminal (1), and the second adapter (4) is fixedly connected with the wiring terminal (1).

4. The electric energy meter stress deformation prevention connecting structure according to claim 3, characterized in that: the wiring terminal (1) is of a wiring iron-clad structure, and the second adaptor (4) penetrates into the wiring terminal (1).

5. The connection structure for preventing stress deformation of an electric energy meter according to claim 4, characterized in that: the second adapter piece (4) comprises a folding piece (41) and a strip-shaped penetrating piece (42), the transition part (2) is connected to the folding piece (41), the folding piece (41) and the penetrating piece (42) are integrally arranged, and the penetrating piece (42) penetrates into the wiring terminal (1).

6. The electric energy meter stress deformation prevention connecting structure according to claim 5, characterized in that: one corner of the folding piece (41) far away from the penetrating piece (42) is provided with a chamfer.

7. The electric energy meter stress deformation prevention connecting structure according to claim 1, characterized in that: the transition part (2) is integrally of a strip-shaped flexible structure, and two ends of the transition part are respectively connected with the load switch and the wiring terminal (1).

8. The electric energy meter stress deformation prevention connecting structure according to claim 7, characterized in that: the bending direction of the transition part (2) is bending towards the terminals of the load switch and the internal part of the electric energy meter.

9. The electric energy meter stress deformation prevention connection structure according to any one of claims 1 to 8, characterized in that: the transition part (2) is a braided copper wire.

10. An electric energy meter, characterized by: the electric energy meter stress deformation prevention connecting structure comprises the electric energy meter stress deformation prevention connecting structure according to any one of claims 1 to 8.