CN213636427U

CN213636427U - Direct-insertion type battery waterproof joint

Info

Publication number: CN213636427U
Application number: CN202022889031.0U
Authority: CN
Inventors: 姜婷婷; 吴春雷; 徐伟
Original assignee: Suzhou Xinyin Automotive Electronics Co ltd
Current assignee: Suzhou Xinyin Automotive Electronics Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-07-06
Anticipated expiration: 2030-12-04

Abstract

The utility model relates to an electric motor car battery charging and discharging equipment technical field discloses a formula battery water joint cut straightly, and it includes: the connecting part is provided with a wiring terminal; the plug part is fixed on the connecting part and surrounds the wiring terminal, and a groove is formed in the plug part; waterproof circle, waterproof circle inlay and adorn in the slot, waterproof circle is provided with a plurality of protruding muscle, protruding muscle protrusion in the surface of grafting portion, and the exhaust hole that link up has been seted up to the rear end department that is close to waterproof circle on the grafting portion. The utility model discloses a formula trolley-bus water joint grafting effect is reliable in cut straightly, and the leakproofness is good, the quick plug of being convenient for when charging the emergence abnormal situation, and the security is high.

Description

Direct-insertion type battery waterproof joint

Technical Field

The utility model relates to an electric motor car battery charging and discharging equipment technical field especially relates to a formula battery water joint cut straightly.

Background

The electric vehicle battery charging plug under the prior art does not usually set up waterproof construction, and it directly pegs graft on the interface that charges of battery when charging, there is the gap between charging plug and the interface that charges, leads to water or other impurity to enter into the battery through the gap in, causes battery short circuit or other damages. In addition, a gap exists between the charging plug and the charging interface, so that the charging plug is easily loose in insertion and falls off from the charging interface. To above-mentioned circumstances, be provided with interlocking mechanism on the part charging plug to guarantee the fastness of pegging graft, but interlocking mechanism's introduction causes the increase of the complicacy and the volume of charging plug structure, and the quick plug of the charging plug of not being convenient for under the abnormal state that charges brings the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

Based on above, an object of the utility model is to provide a formula battery water joint cut straightly to solve the charging plug under the prior art the waterproof nature that exists poor with have the technical problem of potential safety hazard.

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

there is provided an in-line battery waterproof connector comprising:

the connecting part is provided with a wiring terminal;

the plug part is fixed on the connecting part and surrounds the wiring terminal, and a groove is formed in the plug part;

the waterproof ring is embedded in the groove, a plurality of convex ribs are arranged on the waterproof ring and protrude out of the outer surface of the insertion part, and the rear end of the insertion part, which is close to the waterproof ring, is provided with a through exhaust hole.

As a preferred scheme of the direct-insert type battery waterproof connector, the grooves and the waterproof rings are respectively provided with a plurality of grooves, the grooves are arranged on the inserting part at equal intervals along the inserting direction, and one waterproof ring is arranged in each groove.

As a preferred scheme of the direct-insertion type battery waterproof connector, the inserting part comprises a surrounding plate and a partition plate, the groove is formed in the outer surface of the surrounding plate, the exhaust hole penetrates through the surrounding plate, the surrounding plate is surrounded to form an inserting cavity, the partition plate is arranged in the inserting cavity and is vertically connected with the surrounding plate, a guide hole is formed in the partition plate, and the wiring terminal is arranged in the guide hole in a penetrating mode.

As a preferred scheme of the direct-insertion type battery waterproof connector, the wiring terminal comprises two power terminals and a plurality of communication terminals, the guide holes comprise two power guide holes and a plurality of communication guide holes, the two power terminals are respectively arranged in the two power guide holes in a penetrating mode, and the plurality of communication terminals are respectively inserted into the plurality of communication guide holes.

As a preferred scheme of the direct-plug type battery waterproof connector, gripping structures comprising a plurality of anti-skid convex strips are arranged on the surfaces of the left side and the right side of the connecting part.

As a preferred scheme of the direct-insertion type battery waterproof connector, a lead is packaged in the connecting part and is electrically connected with the wiring terminal.

Preferably, the connecting part is made of hard plastic material, and the inserting part is made of soft plastic material.

As a preferable scheme of the direct-insert type battery waterproof joint, the waterproof ring is made of a soft plastic material.

The utility model has the advantages that:

the utility model provides a formula battery water joint cut straightly has waterproof circle, and protruding muscle on the waterproof circle is protruding in the surface of grafting portion, and when grafting portion inserted the electric motor car charge interface on, protruding muscle can closely butt in the inner wall of charging interface, has avoided the risk that the battery intake; and, be interference fit between the protruding muscle of grafting portion and the interface inner wall that charges for this formula battery water joint grafting effect of cuting straightly need not to set up interlocking structure, and overall structure is simple and grafting effect is reliable, and the quick plug of being convenient for when taking place abnormal situation in the charging process has eliminated the potential safety hazard, has improved the security.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention 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 the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a direct-insertion type battery waterproof connector provided by an embodiment of the present invention;

fig. 2 is a schematic diagram of a split structure of a direct-insertion type battery waterproof connector provided by an embodiment of the present invention;

fig. 3 is a first schematic structural diagram of an insertion part according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a second insertion part according to an embodiment of the present invention.

The figures are labeled as follows:

1. a connecting portion; 11. a holding structure; 2. a plug-in part; 21. enclosing plates; 211. a trench; 212. an exhaust hole; 22. a partition plate; 221. a charging guide hole; 222. a communication guide hole; 23. an insertion cavity; 3. a waterproof ring; 31. a rib is protruded; 4. a wiring terminal; 41. a power terminal; 42. and a communication terminal.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

As shown in fig. 1 and 2, the embodiment of the utility model provides a formula battery water joint cut straightly, it can adopt the sealed grafting of the mode of cut straightly to the interface that charges of electric motor car on, waterproof battery intakes, guarantees the security and the high efficiency of charging process. This formula battery water joint cut straightly includes connecting portion 1, grafting portion 2 and waterproof circle 3, and connecting portion 1 and 2 fixed connection of grafting portion install binding post 4 on connecting portion 1, and grafting portion 2 encloses binding post 4 to locate wherein. Be provided with slot 211 at the surface of grafting portion 2, waterproof circle 3 is installed in slot 211, is provided with a plurality of protruding muscle 31 on the waterproof circle 3, protruding muscle 31 protrusion in grafting portion 2's surface, protruding muscle 31 can with the battery the inner wall interference butt of the interface that charges to realize effectual sealed. Exhaust hole 212 has been seted up to the rear end department that is close to waterproof circle 3 on grafting portion 2 along the grafting direction, and exhaust hole 212 is used for sealing the compressed air in grafting portion 2 with grafting portion 2 and the interface grafting that charges after, guarantees the fastness of pegging graft.

The formula battery water joint that cut straightly that this embodiment provided realizes firmly pegging graft in the interface that charges through waterproof circle 3 and the interference fit between the interface that charges, has guaranteed sealedly when pegging graft, need not to set up interlocking structure and sealed effectual, and the quick plug of being convenient for charges the convenience and the security height that charges.

Specifically, as shown in fig. 2, the connecting portion 1 is used for mounting the terminal 4 and protecting the terminal 4, a part of the terminal 4 is enclosed inside the connecting portion 1, and another part of the terminal 4 protrudes out of the connecting portion 1. Further, a wire is further encapsulated in the connection portion 1, and the wire is electrically connected with the terminal 4 so as to transmit power and signals. In the present embodiment, the connection terminal 4 includes two power terminals 41 and a plurality of communication terminals 42, the two power terminals 41 are longitudinally installed on the connection portion 1 at intervals, the plurality of communication terminals 42 are longitudinally installed on the connection portion 1 at equal intervals, and the power terminals 41 and the communication terminals 42 are arranged apart from each other in the left-right direction. Correspondingly, the wires encapsulated in the connecting portion 1 also include two power wires and a plurality of communication wires, the two power wires are electrically connected with the two power terminals 41 respectively, and the plurality of communication wires are electrically connected with the plurality of communication terminals 42 one by one. Above-mentioned electricity is connected can be wire and binding post 4 lug connection, also can be that the wire passes through electric component to realize being connected with binding post 4, the utility model discloses do not injecing it.

For the convenience of plugging and unplugging, holding structures 11 are arranged on the left side surface and the right side surface of the connecting part 1. Grip structure 11 includes a plurality of interval arrangement's anti-skidding sand grip, and anti-skidding sand grip can increase the frictional resistance between connecting portion 1 and the staff to in gripping and plug. In other embodiments, other holding structures such as pull rings may be disposed on the left and right sides of the connecting portion 1, and the present invention is not limited to the specific form of the holding structure.

The specific structure of the socket 2 is shown in fig. 3 and 4. The inserting part 2 is fixed at the front end of the connecting part 1 along the inserting direction, the inserting part 2 and the connecting part 1 can be integrally formed, or the inserting part 2 can also be fixed on the connecting part 1 in a clamping or hot melting mode. In this embodiment, the connection portion 1 and the insertion portion 2 are fixed to each other by a hot melting method, the connection portion 1 is made of a hard plastic material, and the insertion portion 2 is made of a soft plastic material.

The inserting part 2 comprises a surrounding plate 21 and a partition plate 22, the surrounding plate 21 surrounds to form an inserting cavity 23, and the partition plate 22 is arranged in the inserting cavity 23 and is vertically connected with the inner wall of the surrounding plate 21. The groove 211 is arranged on the outer surface of the enclosing plate 21, the exhaust hole 212 penetrates through the enclosing plate 21 and is communicated with the plugging cavity 23, the exhaust hole 212 is arranged at the rear end close to the groove 211 along the plugging direction, and the exhaust hole 212 is arranged at the front end of the partition plate 22 along the plugging direction. When grafting in the interface that charges at grafting portion 2, the air in the grafting chamber 23 is compressed, and the above-mentioned position setting of exhaust hole 211 can make compressed air discharge smoothly outside the joint, prevents that compressed gas from producing outside thrust to baffle 22, avoids this formula battery water joint landing of cuting straightly. The partition plate 22 protects the connection portion 1 and prevents the connection portion 1 from being damaged by high temperature or open fire in the plug cavity 23 during abnormal charging.

The part of the connecting terminal 4 extending out of the connecting part 1 is positioned in the inserting cavity 23, a guide hole is arranged on the partition plate 22, and the connecting terminal 4 is arranged in the guide hole in a penetrating way. In the present embodiment, the guide holes include two power guide holes 221 and several communication guide holes 222 to match the type of the connection terminal 4. The two power terminals 41 are respectively inserted into the two power guiding holes 221, and the plurality of communication terminals 42 are respectively inserted into the plurality of communication guiding holes 222.

Waterproof circle 3 suit is in slot 211, and waterproof circle 3 includes the protruding muscle 31 of a plurality of intervals arrangements, and protruding muscle 31 protrusion in the surface of bounding wall 21. Optionally, the height of the convex rib 31 protruding from the outer surface of the enclosing plate 21 is set to be 2-5 mm. In the interface that charges of battery is pegged graft along with grafting portion 2 for waterproof circle 3, waterproof circle 3 adopts the soft plastics material to make, and soft plastics has certain elasticity for waterproof circle 3 can be compressed when pegging graft and with the inner wall elasticity butt of the interface that charges, guaranteed the leakproofness simultaneously.

Further, in order to improve the sealing property and the inserting firmness, the groove 211 and the waterproof ring 3 are provided in plurality. A plurality of grooves 211 are arranged at equal intervals on the enclosing plate 21 along the plugging direction, and a waterproof ring 3 is arranged in each groove 211.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. An in-line battery water joint, comprising:

the connecting part (1), a connecting terminal (4) is installed on the connecting part (1);

the plug-in part (2) is fixed on the connecting part (1) and encloses the wiring terminal (4), and a groove (211) is formed in the plug-in part (2);

waterproof circle (3), waterproof circle (3) inlay and adorn in slot (211), be provided with a plurality of protruding muscle (31) on waterproof circle (3), protruding muscle (31) protrusion in the surface of grafting portion (2), grafting portion (2) are gone up and are close to the rear end department of waterproof circle (3) has seted up exhaust hole (212) that link up.

2. An in-line battery watertight connector according to claim 1, characterized in that a plurality of said grooves (211) and said waterproofing ring (3) are provided, said plurality of said grooves (211) being arranged at equal intervals in said plugging portion (2) in the plugging direction, one said waterproofing ring (3) being mounted in each said groove (211).

3. An in-line battery waterproof connector according to claim 1, wherein the insertion part (2) comprises a surrounding plate (21) and a partition plate (22), the groove (211) is formed in the outer surface of the surrounding plate (21), the exhaust hole (212) penetrates through the surrounding plate (21), the surrounding plate (21) is surrounded to form an insertion cavity (23), the partition plate (22) is arranged in the insertion cavity (23) and is vertically connected with the surrounding plate (21), a guide hole is formed in the partition plate (22), and the connecting terminal (4) is arranged in the guide hole in a penetrating manner.

4. An in-line battery waterproof connector according to claim 3, wherein the wiring terminal (4) comprises two power terminals (41) and a plurality of communication terminals (42), the guiding holes comprise two power guiding holes (221) and a plurality of communication guiding holes (222), the two power terminals (41) are respectively arranged in the two power guiding holes (221) in a penetrating manner, and the plurality of communication terminals (42) are respectively inserted into the plurality of communication guiding holes (222).

5. An in-line battery water joint according to claim 1, characterized in that the left and right surfaces of the connecting part (1) are provided with gripping structures (11) comprising a plurality of anti-slip ribs.

6. An in-line battery watertight connector according to claim 1, characterized in that a wire is encapsulated in the connection part (1), and the wire is electrically connected to the connection terminal (4).

7. An in-line battery watertight connector according to claim 1, characterized in that the connection part (1) is made of a hard plastic material and the plug part (2) is made of a soft plastic material.

8. An in-line battery watertight connector according to claim 1, characterized in that the watertight ring (3) is made of a soft plastic material.