CN216389862U - Waterproof power interface of electric vehicle - Google Patents

Abstract

The utility model relates to the technical field of power interfaces of electric vehicles, in particular to a waterproof power interface of an electric vehicle, which comprises a power interface body, wherein an inserting piece is arranged on one side of the power interface body, a bare lead is welded on the surface of the inserting piece, one end of the bare lead is electrically connected with a main stream wire, a heat shrinkable tube with glue is coated at the outer end of the joint of the inserting piece and the bare lead, a protective layer is integrally formed at the outer ends of the heat shrinkable tube with glue and the main stream wire, and a fastening seat is fixedly connected to one side of the protective layer. According to the utility model, through the integral injection molding structure of the protective layer and the power interface body, the waterproof performance is good, the problems of difficult waterproof glue construction and easy leakage are solved, the problems of unattractive appearance and time and labor consumption of the waterproof glue are also solved, the waterproof effect can be further improved by coating the inserting piece and the exposed lead by using the heat shrink tube with the glue, and the safety in use of the waterproof power interface is improved.

Description

Waterproof power interface of electric vehicle

Technical Field

The utility model relates to the technical field of electric vehicle power interfaces, in particular to a waterproof electric vehicle power interface.

Background

The power interface of the electric vehicle is very important as the power output interface of the electric vehicle power supply in the whole vehicle structure, so that the electric vehicle is required to be reliable and safe, and particularly, the risk of short circuit and runaway can not occur when the electric vehicle is driven in rainy days.

Current power source interface does generally to beat to glue the processing at the pencil splice, prevents that water from leaking into from the gap of metal inserted sheet and plastic shell, and this process has certain drawback: the first appearance is not pleasing to the eye, and the second is beaten sealed badly of gluing, influences water-proof effects, and the third is beaten and is glued the cost great, extravagant man-hour.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving one of the technical problems of the prior art or the related art.

Therefore, the technical scheme adopted by the utility model is as follows:

the utility model provides a waterproof electric motor car power source, includes the power source body, one side of power source body is equipped with the inserted sheet, the skin weld of inserted sheet has exposed wire, the one end electricity of exposed wire is connected with mainstream electric wire, the junction outer end cladding of inserted sheet and exposed wire has the pyrocondensation pipe of taking glue, the outer end integrated into one piece of taking glue pyrocondensation pipe and mainstream electric wire has the protective layer, one side fixedly connected with fastening seat of protective layer, fastening seat's inside runs through and has seted up logical groove one, fastening seat's outer wall connection has the fastening cap, fastening cap's inside runs through and has seted up logical groove two, just mainstream electric wire runs through logical groove two in the lump via leading to the groove.

The present invention in a preferred example may be further configured to: the inner diameter value that leads to groove one is outer wide narrow in, just the inner wall fixedly connected with of leading to groove two prevents scurrying the piece.

The present invention in a preferred example may be further configured to: the anti-channeling pieces are respectively made of soft materials with thin outer parts and thick inner parts, and the anti-channeling pieces are tightly attached to the first through grooves.

The present invention in a preferred example may be further configured to: the outer wall of the fastening seat is provided with external threads, the inner wall of the through groove II is provided with internal threads, and the internal threads are in threaded connection with the external threads.

The present invention in a preferred example may be further configured to: the whole material of the protective layer is TPEE material.

By adopting the technical scheme, the utility model has the beneficial effects that:

according to the utility model, through the integral injection molding structure of the protective layer and the power interface body, the waterproof performance is good, the problems of difficult waterproof glue construction and easy leakage are solved, the problems of unattractive appearance and time and labor consumption of the waterproof glue are also solved, the waterproof effect can be further improved by coating the inserting piece and the exposed lead by using the heat shrink tube with the glue, and the safety in use of the waterproof power interface is improved.

According to the utility model, the fastening cap is in threaded connection with the fastening seat, so that the main flow electric wire is clamped after the anti-channeling piece in the fastening cap enters the first through groove, the phenomenon of channeling or rotating of the main flow electric wire is reduced, the connectivity of the insert and the exposed lead in the heat shrinkable tube with glue is further improved, and the problem of maintenance cost improvement caused by separation of the exposed lead and the insert is further reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic perspective view of the present invention.

Reference numerals:

1. a power interface body; 2. inserting sheets; 3. exposing the lead; 4. a main flow wire; 5. a heat shrink tube with glue; 6. a protective layer; 7. a fastening seat; 8. a first through groove; 9. a fastening cap; 10. a second through groove; 11. a tamper-resistant element.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

It is to be understood that this description is made only by way of example and not as a limitation on the scope of the utility model.

The following describes a waterproof power interface of an electric vehicle according to some embodiments of the present invention with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1-2, the waterproof power interface for the electric vehicle provided by the utility model comprises a power interface body 1, wherein an insertion piece 2 is arranged on one side of the power interface body 1, a bare wire 3 is welded on the surface of the insertion piece 2, one end of the bare wire 3 is electrically connected with a main current wire 4, a heat shrinkage tube 5 with glue is coated on the outer end of the joint of the insertion piece 2 and the bare wire 3, a protective layer 6 is integrally formed on the outer ends of the heat shrinkage tube 5 with glue and the main current wire 4, a fastening seat 7 is fixedly connected to one side of the protective layer 6, a first through groove 8 is formed in the fastening seat 7 in a penetrating manner, a fastening cap 9 is connected to the outer wall of the fastening seat 7, a second through groove 10 is formed in the fastening cap 9 in a penetrating manner, and the main current wire 4 passes through the first through the second through groove 10 via the first through groove 8.

Specifically, the utility model is different from the traditional power interface back gluing process, and changes the whole injection molding soft rubber process, so that the integral injection molding structure has good waterproof performance, solves the problems of difficult waterproof glue construction, easy leakage and influence on the assembly of the product and the frame, and also solves the problems of unattractive appearance, time consumption and labor consumption of the waterproof glue.

In this embodiment, the inner diameter value that leads to groove one 8 is outer wide narrow in, and the inner wall fixedly connected with of leading to groove two 10 prevents scurrying a plurality of 11, and a plurality of prevents scurrying a plurality of 11 and is the soft material of outer thin inside thickness respectively, and a plurality of prevents scurrying closely laminating adaptation of 11 in leading to groove one 8.

Specifically, the arrangement of the anti-channeling pieces 11 is based on four pieces at least, gaps are reserved among the four anti-channeling pieces 11, when the fastening cap 9 is connected with the fastening seat 7, the anti-channeling pieces 11 can be attached and extruded in the first through grooves 8 to clamp the main flow electric wire 4, the phenomenon that the main flow electric wire 4 is in channeling or rotating is reduced (the reason is that branch lines in the main flow electric wire 4 are easily pulled manually when lines are connected, and the exposed lead 3 is easily separated from the inserting piece 2 due to the pulling of the branch lines), and the connectivity of the inserting piece 2 and the exposed lead 3 is improved.

In this embodiment, the outer wall of the fastening seat 7 is provided with an external thread, and the inner wall of the through groove two 10 is provided with an internal thread, and the internal thread is in threaded connection with the external thread.

Specifically, the fastening seat 7 and the fastening cap 9 are respectively cylindrical, and when the fastening seat 7 and the fastening cap 9 need to be connected, the internal thread and the external thread can be connected to enable the fastening seat and the external thread to be fixedly connected, so that the main flow wire 4 is clamped by the anti-channeling component 11, the problem that the exposed wire 3 is separated from the insertion piece 2 due to long-term dragging of the main flow wire 4 is avoided, and the service life of the cable connector is prolonged.

In this embodiment, the whole material of the protection layer 6 is TPEE material.

Specifically, put into injection mold with power source interface body 1 and mainstream electric wire 4 on integrated into one piece, will wrap up with the rubber coating material originally naked the part, and adopt the strong little TPEE material of shrink of viscidity as the rubber coating material, can effectively increase water-proof effects, solve when gluing, it is not pleasing to the eye, problem that the defective rate is high.

The working principle and the using process of the utility model are as follows: when the power interface body 1 is installed on an electric vehicle body, the fastening cap 9 is in threaded connection with the fastening seat 7, the anti-channeling piece 11 in the power interface body 1 enters the through groove 8 and clamps the main current wire 4, so that the situation of movement or rotation of the main current wire 4 is reduced, the connectivity between the insert 2 in the adhesive heat-shrinkable tube 5 and the exposed wire 3 is improved, and the use safety of the power interface is improved.

In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

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 utility model, the scope of which is defined in the claims and their equivalents.

Claims (5)

1. The utility model provides a waterproof electric motor car power interface, includes power interface body (1), its characterized in that: one side of power source body (1) is equipped with inserted sheet (2), the skin weld of inserted sheet (2) has exposed wire (3), the one end electricity of exposed wire (3) is connected with mainstream electric wire (4), the junction outer end cladding of inserted sheet (2) and exposed wire (3) has and glues pyrocondensation pipe (5), the outer end integrated into one piece of gluing pyrocondensation pipe (5) and mainstream electric wire (4) has protective layer (6), one side fixedly connected with fastening seat (7) of protective layer (6), the inside of fastening seat (7) is run through and has been seted up logical groove one (8), the outer wall connection of fastening seat (7) has fastening cap (9), the inside of fastening cap (9) is run through and has been seted up logical groove two (10), just mainstream electric wire (4) are through logical groove two (10) via leading to groove one (8).

2. The waterproof power interface of the electric vehicle as claimed in claim 1, wherein the inner diameter of the first through groove (8) is wider at the outside and narrower at the inside, and a plurality of anti-channeling pieces (11) are fixedly connected to the inner wall of the second through groove (10).

3. The waterproof power interface of the electric vehicle as claimed in claim 2, wherein the plurality of anti-channeling members (11) are respectively made of soft materials with a thin outer part and a thick inner part, and the close fit of the plurality of anti-channeling members (11) is adapted to the first through groove (8).

4. The waterproof power interface of the electric vehicle as claimed in claim 1, wherein the outer wall of the fastening seat (7) is provided with external threads, the inner wall of the through groove II (10) is provided with internal threads, and the internal threads are in threaded connection with the external threads.

5. The waterproof power interface of the electric vehicle as claimed in claim 1, wherein the protective layer (6) is made of TPEE material.

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