CN220021681U

CN220021681U - Electric energy transmission mechanism

Info

Publication number: CN220021681U
Application number: CN202320973317.8U
Authority: CN
Inventors: 王超
Original assignee: Changzhou Jieyi Auto Parts Co ltd
Current assignee: Changzhou Jieyi Auto Parts Co ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2023-11-14
Anticipated expiration: 2033-04-26

Abstract

The utility model discloses an electric energy transmission mechanism, one end of which is connected with a mating male terminal in a plugging manner, the other end of which is connected with a lead wire and is used for transmitting electric energy between the mating male terminal and the lead wire, and the electric energy transmission mechanism comprises a plugging portion, a fixing portion and a connecting portion which are sequentially connected; the plug-in part is provided with the plug-in cavity of mating public terminal mating grafting, connecting portion includes flaky first connecting portion and the second connecting portion of interconnect, the plane that first connecting portion place with the plane that the second connecting portion place is the angle of predetermineeing, first connecting portion with fixed part is connected, the second connecting portion with the wire is connected. The utility model has simple structure and convenient manufacture, can realize the outgoing line of any direction of the lead, and meets the use requirements of different environments.

Description

Electric energy transmission mechanism

Technical Field

The utility model relates to the technical field of electric connection, in particular to an electric energy transmission mechanism.

Background

The existing new energy automobile charging seat is different in outgoing line angle according to the whole automobile arrangement, in order to solve the problem of the outgoing line angle of a wire, the connecting piece type structure is required to be added on a terminal and then electrically connected with the wire, meanwhile, in order to meet the requirement of a welding cable, the piece type connecting piece structure and a machined terminal body are in a mode of welding, riveting and screwing, and the scheme is large in connecting resistance and unstable in connecting mode.

Therefore, a new structure is needed to solve the above problems.

Disclosure of Invention

The utility model aims to provide an electric energy transmission mechanism, one end of which is connected with a matched male terminal in an inserting way, the other end of which is connected with a lead wire and is used for transmitting electric energy between the matched male terminal and the lead wire, and the electric energy transmission mechanism comprises an inserting part, a fixing part and a connecting part which are connected in sequence; the plug-in part is provided with the plug-in cavity of mating public terminal mating grafting, connecting portion includes flaky first connecting portion and the second connecting portion of interconnect, the plane that first connecting portion place with the plane that the second connecting portion place is the angle of predetermineeing, first connecting portion with fixed part is connected, the second connecting portion with the wire is connected.

Optionally, the plug-in part, the fixing part and the connecting part are integrally formed by cold heading.

Optionally, the plane of the first connecting portion is perpendicular to the central axis of the fixing portion.

Optionally, the position of the plug cavity away from the fixed part is provided with an opening into which the mating male terminal is inserted, a guiding part is circumferentially arranged on the opening, and the inner diameter of the guiding part gradually increases along the direction away from the fixed part.

Optionally, the inner diameter of the plugging cavity gradually increases from the position where the inner diameter of the guiding part is minimum along the direction from the opening to the fixing part.

Optionally, the first connecting portion and the fixing portion are provided with through holes, the axis of each through hole coincides with the axis of the fixing portion, and the through holes are communicated with the plug-in cavity.

Optionally, the fixing part is close to the position of grafting portion and sets up at least one circumference seal groove, set up the sealing washer in the seal groove.

Optionally, the fixing portion is provided with at least one circumferential mounting groove near the connecting portion, and the circumferential mounting groove is used for mounting and fixing the electric energy transmission mechanism.

Optionally, the plugging portion includes at least two elastic pieces arranged along a circumferential direction, one end of each elastic piece is connected with the fixing portion, and the elastic pieces surround to form a plugging cavity in which the paired male terminals are plugged.

Optionally, the first connecting portion covers at least an end face to which the fixing portion is connected.

The utility model has the following technical effects:

1. the processing mode of electric energy transmission device is that the copper cold heading is then machined, compares with the switching mode that mentions in the prior art, and this structure can reduce the welding, rivet or the process step of spiro union, consequently can reduce the contact resistance of grafting portion, fixed part and connecting portion three each other, makes the connection more firm, and this structure processes man-hour weak point, consumptive material are few, processing cost is low simultaneously.

2. The utility model has simple structure and convenient manufacture, can realize the outgoing line of any direction of the lead, and meets the use requirements of different environments.

Other features of the present utility model and its advantages will become apparent from the following detailed description of exemplary embodiments of the utility model, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.

Fig. 1 is a schematic perspective view of an electric power transmission mechanism according to the present utility model;

FIG. 2 is a front view of the power transmission mechanism of the present utility model;

FIG. 3 is a cross-sectional view of FIGS. 1 and 2;

FIG. 4 is a schematic diagram of a connection between an electrical energy transmission mechanism and a wire;

FIG. 5 is a schematic view of another embodiment of the power transmission mechanism connected to a wire;

fig. 6 is a schematic structural diagram of an initial state after cold heading of the electric energy transmission mechanism.

The figures are marked as follows:

1. a plug-in part; 2. a fixing part; 3. a connection part; 4. a through hole; 5. a wire; 10. a plug cavity; 11. a guide part;

31. a first connection portion; 32. a second connecting portion; 21. sealing grooves; 22. a mounting groove; 12. an elastic sheet.

Detailed Description

Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise.

The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.

Techniques, methods, and apparatus known to one 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 specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.

As shown in fig. 1 to 6, the present utility model provides an electric energy transmission mechanism, one end of which is connected with a mating male terminal (not shown in the drawings) in a plugging manner, and the other end of which is connected with a lead 5, for transmitting electric energy between the mating male terminal and the lead 5, the structure of the electric energy transmission mechanism comprises a plugging portion 1, a fixing portion 2 and a connecting portion 3 which are connected in sequence; the plug-in part 1 is provided with a plug-in cavity 10 which is plugged in the matched male terminal, the connecting part 3 comprises a sheet-shaped first connecting part 31 and a sheet-shaped second connecting part 32 which are connected with each other, and a plane where the first connecting part 31 is located and a plane where the second connecting part 32 is located are at preset angles.

As shown in fig. 2, in order to meet the requirements of outgoing lines in different directions, a specific preset angle a may be 30 °, 60 °, 90 °, 120 °, and the like. The first connection portion 31 is connected to the fixing portion 2, the second connection portion 32 is connected to the wire 5, and as shown in fig. 4 and 5, the wire outgoing direction of the wire 5 may be any direction on the same plane where the second connection portion 32 is located and the wire outgoing direction of the wire 5. Further, as shown in fig. 3, the outgoing direction of the wire 5 is disposed at a perpendicular angle to the direction in which the second connecting portion 32 extends (i.e., the axial direction of extension of the power transmission mechanism). The first connection portion 31 and the fixing portion 2 may be welded or riveted. The second connection portion 32 may be a soldered connection with the wire 5. The utility model has simple structure, convenient manufacture and low manufacturing cost.

In one embodiment, the plug part 1, the fixing part 2 and the connecting part 3 are integrally formed by cold heading. The machining mode of this scheme is machining after the cold heading, and as shown in fig. 6, is the initial structure of the electric energy transmission structure after the cold heading, and then carries out machining again. On the one hand, the cold heading process has the advantages of being capable of producing products with high precision, high strength, high wear resistance and high corrosion resistance, and being high in production efficiency, low in cost and low in energy consumption. On the other hand, compared with the switching mode mentioned in the background art, the structure can reduce the process steps of welding, riveting or screwing, so that the contact resistance among the plugging part 1, the fixing part 2 and the connecting part 3 can be reduced, the connection is firmer, and meanwhile, the structure is short in processing time, less in material consumption and low in processing cost.

In one embodiment, the plane of the first connecting portion 31 is perpendicular to the central axis of the fixing portion 2.

In an embodiment, the socket 10 is provided with an opening for inserting the mating male terminal at a position away from the fixing portion 2, a guiding portion 11 is circumferentially disposed on the opening, and in a direction away from the fixing portion 2, in order to facilitate the mating male terminal to be inserted into the socket 10, the inventor sets the inner diameter of the guiding portion 11 to be gradually increased.

In one embodiment, the normal guiding portion 11 has an inward clamping force with the mating male terminal along the direction from the opening to the fixing portion 2, so that the inventor sets that the inner diameter of the plugging cavity 10 gradually increases from the position where the inner diameter of the guiding portion 11 is minimum in a free state in order to ensure a better electrical connection of the plugging portion 1 with the mating male terminal.

In an embodiment, the first connecting portion 31 and the fixing portion 2 are provided with a through hole 4, the axis of the through hole 4 coincides with the axis of the fixing portion 2, the through hole 4 is communicated with the plugging cavity 10, and the arrangement of this structure can reduce the overall weight of the electric energy transmission mechanism.

In one embodiment, at least one circumferential sealing groove 21 is arranged at the position of the fixing part 2 close to the plug-in part 1 for realizing the sealing effect, a sealing ring is arranged in the sealing groove 21,

in one embodiment, in order to achieve the terminal installation, the fixing portion 2 is provided with at least one circumferential installation groove 22 at a position close to the connecting portion 3 for installing and fixing the electric power transmission mechanism.

In one embodiment, as shown in fig. 2, the plugging portion 1 includes at least two elastic pieces 12 disposed along a circumferential direction, and one end of each elastic piece is connected to the fixing portion 2, and the elastic pieces 12 surround a plugging cavity 10 formed in a mating manner with the mating male terminal. The elastic piece 12 one end is the cantilever setting and has elasticity, not only can increase the clamping force to joining in marriage public terminal, increase area of contact, can conveniently realize simultaneously with joining in marriage public terminal's electric current and switch on.

In one embodiment, in order to further secure the connection stability between the connection portion 3 and the fixing portion 2, the first connection portion 31 is configured to cover at least an end surface to which the fixing portion 2 is connected.

While certain specific embodiments of the utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.

Claims

1. An electric energy transmission mechanism, one end of which is connected with a mating male terminal in a plugging manner, and the other end of which is connected with a lead wire and is used for transmitting electric energy between the mating male terminal and the lead wire, is characterized by comprising a plugging portion, a fixing portion and a connecting portion which are sequentially connected;

the plug-in part is provided with the plug-in cavity of mating public terminal mating grafting, connecting portion includes flaky first connecting portion and the second connecting portion of interconnect, the plane that first connecting portion place with the plane that the second connecting portion place is the angle of predetermineeing, first connecting portion with fixed part is connected, the second connecting portion with the wire is connected.

2. The power transmission mechanism according to claim 1, wherein the insertion portion, the fixing portion, and the connecting portion are integrally cold-headed and formed.

3. The power transmission mechanism according to claim 1, wherein the plane in which the first connecting portion is located is perpendicular to the central axis of the fixing portion.

4. The power transmission mechanism according to claim 1, wherein the insertion cavity is provided with an opening into which the mating male terminal is inserted at a position away from the fixing portion, a guide portion is provided in a circumferential direction of the opening, and an inner diameter of the guide portion is gradually increased in a direction away from the fixing portion.

5. The power transmission mechanism according to claim 4, wherein the insertion cavity has an inner diameter gradually increasing from a position where the guide portion has a smallest inner diameter in a direction from the opening to the fixed portion.

6. The power transmission mechanism according to claim 1, wherein the first connecting portion and the fixing portion are provided with through holes, the axis of the through holes coincides with the axis of the fixing portion, and the through holes are communicated with the plug-in cavity.

7. The power transmission mechanism according to claim 1, wherein the fixing portion is provided with at least one circumferential seal groove at a position close to the plug portion, and a seal ring is provided in the seal groove.

8. The power transmission mechanism according to claim 1, wherein the fixing portion is provided with at least one circumferential mounting groove at a position close to the connecting portion for mounting and fixing the power transmission mechanism.

9. The power transmission mechanism according to claim 1, wherein the plugging portion includes at least two elastic pieces provided in a circumferential direction and connected at one end to the fixing portion, the elastic pieces surrounding a plugging cavity formed to be plugged with the mating male terminal.

10. The electric power transmission mechanism according to claim 1, wherein the first connecting portion covers at least an end face to which the fixing portion is connected.