CN210074300U

CN210074300U - A high-pressure pencil for new energy automobile

Info

Publication number: CN210074300U
Application number: CN201920905185.9U
Authority: CN
Inventors: 许存华
Original assignee: Jiangsu Yuqing Amperex Technology Ltd
Current assignee: Jiangsu Yuqing Amperex Technology Ltd
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2020-02-14
Anticipated expiration: 2029-06-17

Abstract

The utility model belongs to the technical field of high-voltage wire harnesses, in particular to a high-voltage wire harness for a new energy automobile, which comprises a joint, a connecting shell at one side of the joint and a circuit at one side of the connecting shell different from the joint, the inner part of the joint close to one side of the connecting shell is integrally formed with a through hole shell, and when the utility model is used, by pressing a first bullet column popped in a bullet hole on the connecting shell, simultaneously, the joint is pulled to one side different from the connecting shell, the first elastic column is quickly separated from the connecting shell along the side wall, so that the disassembling process is completed, similarly, the first elastic column on the joint is pressed by hands, the operations are repeated in the opposite direction, when one end of the joint rotates to a proper position in the annular groove, the first elastic column is made to be bounced into the elastic hole under the elastic action of the spring between the first elastic column and the second elastic column, therefore, the splicing between the two is quickly finished, and the rubber layer on the side wall and the sealing ring on the outer side of the joint further ensure the sealing performance between the two.

Description

A high-pressure pencil for new energy automobile

Technical Field

The utility model belongs to the technical field of the high-pressure pencil, concretely relates to a high-pressure pencil for new energy automobile.

Background

The new energy automobile refers to all other energy automobiles except gasoline and diesel engines, including fuel cell automobiles, hybrid automobiles, hydrogen energy power automobiles, solar automobiles and the like, has low exhaust emission, more than 400 million liquefied petroleum gas automobiles and more than 100 million natural gas automobiles exist all over the world according to incomplete statistics, most of the new energy automobiles sold in China market are hybrid automobiles and pure electric automobiles, according to the notice and definition of development and reform committee of the people's republic of China, the new energy automobiles refer to the adoption of unconventional automobile fuel as a power source, at present, high-voltage harness plug-ins are widely developed and applied domestically and internationally, particularly, the application of the high-voltage harness plug-ins on the pure electric automobiles and the hybrid electric automobiles becomes an important research content, and the high-voltage harnesses are used as key components of a high-voltage electric system, the safety of the operation of the electric automobile is guaranteed, but when the existing high-voltage wiring harness of the new energy automobile is connected, the sealing performance between the joint part and the circuit part at the lower end is poor, the joint part can not be disassembled and maintained quickly, and no corresponding protective component exists for the electromagnetic influence of the circuit, so that the high-voltage wiring harness of the new energy automobile has certain limitation in the using process.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a high-pressure pencil for new energy automobile has the characteristics that high-pressure pencil itself connecting portion leakproofness is better and be convenient for fixed dismantlement and reduction electromagnetic influence.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-pressure pencil for new energy automobile, is different in the circuit that connects one side including the linking shell that connects, connects one side and linking shell, the joint is close to the inside integrated into one piece that links up shell one side has the through-hole shell, the upper and lower both sides meltedly of through-hole shell have the second bullet post, the second bullet post is different in one side of through-hole shell has first bullet post through spring elastic connection, link up the shell on the surface with bullet hole has been seted up to the corresponding position department of first bullet post, it passes through to link up the shell bullet hole with first bullet post with connect the joint to connect, link up on the shell inner wall with connect the corresponding position department of one end and seted up the ring channel, one side of ring channel is provided with spacing ring piece, spacing ring piece with link up shell formula structure as an organic whole.

Preferably, the outside of circuit is provided with the protecting crust, the one end of protecting crust with join the shell and close the connection together soon through the screw thread, a plurality of through-hole has been seted up on the surface of first bullet post to the protecting crust is iron elastic component.

Preferably, the outer surface of the circuit is sleeved with an aluminum sheet layer, and the surface of the aluminum sheet layer, which is back to one side of the circuit, is coated with the radiation cooling and heat insulating coating.

Preferably, a plurality of side walls are arranged at a position close to one end of the opening in the connecting shell, and the side walls are annularly distributed on the inner wall of the connecting shell.

Preferably, a sealing ring is embedded in a position on the surface of the joint, which is connected with the connecting shell, and a rubber layer is adhered to the surface of the side wall through glue.

Preferably, a breathable cotton layer is bonded between the protective shell and the radiation cooling and heat insulating coating.

Preferably, the side wall is provided with two parts, wherein one part of the surface of the side wall is of an eighth cambered surface structure, and the other part of the surface of the side wall is of a fifth cambered surface structure.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in the in-process that uses, through pressing the first bullet post that pops out in the bullet hole on joining the shell, connect to different one side pulling in joining the shell simultaneously, thereby make first bullet post along the quick and linking shell alternate segregation of boundary wall accomplish the dismantlement process, and the same reason, press the first bullet post that connects with the hand, reverse repeated above-mentioned operation, the one end that makes the joint when ring channel internal rotation to suitable position, make first bullet post bounce to play to the bullet downthehole under the elastic action of spring between first bullet post and second bullet post, thereby accomplish splicing between the two fast, the sealing ring in the rubber layer on the boundary wall and the joint outside has further assurance to leakproofness between the two, be provided with the protecting crust in the outside part of circuit simultaneously, can effectually reduce the electromagnetic interference influence.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the interior of the middle joint of the present invention;

FIG. 3 is a schematic side sectional view of the engagement shell of the present invention;

FIG. 4 is a schematic structural view of the middle wall of the present invention;

fig. 5 is a schematic structural diagram of the interior of the middle protective shell of the present invention.

In the figure: 1. a joint; 2. a connecting shell; 3. a seal ring; 4. a first bullet column; 5. a line; 6. a second bullet column; 7. a through-hole housing; 8. a side wall; 9. a rubber layer; 10. a spring hole; 11. an annular groove; 12. a limit ring sheet; 13. a protective shell; 14. a through hole; 15. an aluminum sheet layer; 16. radiation cooling heat insulation coating; 17. a breathable cotton layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-5, the present invention provides the following technical solutions: a high-voltage wire harness for a new energy automobile comprises a joint 1, the connection shell 2 and the connection shell 2 on one side of the connector 1 are different from the circuit 5 on one side of the connector 1, the connector 1 is provided with a through hole shell 7 close to the inside of one side of the connection shell 2 in an integrated forming mode, the upper side and the lower side of the through hole shell 7 are welded with second elastic columns 6, one sides, different from the through hole shell 7, of the second elastic columns 6 are elastically connected with first elastic columns 4 through springs, elastic holes 10 are formed in positions, corresponding to the first elastic columns 4, on the surface of the connection shell 2, the connection shell 2 is connected with the connector 1 in a clamping mode through the elastic holes 10 and the first elastic columns 4, annular grooves 11 are formed in positions, corresponding to one ends of the connector 1, on the inner wall of the connection shell 2, the annular grooves 11 are provided with limiting ring pieces 12, the limiting ring pieces 12 and the connection shell 2 are of a structure, and the corresponding fixed connection component is matched with a quick dismounting method, so that.

Specifically, the outside of circuit 5 is provided with protecting crust 13, and the one end of protecting crust 13 is in the same place with linking up shell 2 and closing soon through the screw thread, has seted up a plurality of through-hole 14 on the surface of first bullet post 4 to protecting crust 13 is iron elastic component, can effectually reduce the electromagnetic interference influence, and cooperation radiation cooling insulating paint 16 can reduce the electromagnetism and the radiation that circuit 5 produced, has increased the functional of new energy automobile's high-pressure pencil.

Specifically, the outer surface of the circuit 5 is sleeved with an aluminum sheet layer 15, and the surface of the aluminum sheet layer 15, which is back to the side of the circuit 5, is coated with a radiation cooling and heat insulation coating 16, so that heat generated by the circuit 5 can be effectively absorbed and removed, and the influence of the heat on the work of the circuit 5 is reduced.

Specifically, join up 2 inside positions departments that are close to opening one end of shell and be provided with a plurality of limit wall 8, a plurality of limit walls 8 are ring-shaped distribution on the inner wall that links up shell 2, and the existence of a plurality of limit walls 8 makes when carrying out fixed operation, and the process that first bullet post 4 got into in linking up shell 2 is more convenient.

Specifically, the position department gomphosis that is connected with linking shell 2 on the joint 1 surface has sealing ring 3, and there is rubber layer 9 on the surface of boundary wall 8 through glue bonding, and rubber layer 9 and sealing ring 3 have further assurance to the leakproofness between joint 1 and linking shell 2.

Specifically, a breathable cotton layer 17 is bonded between the protective shell 13 and the radiation cooling and heat insulating coating 16, and the ventilation property inside the line 5 can be increased by using the through holes 14 on the protective shell 13 and the breathable cotton layer 17, so that the normal operation work of the line 5 is ensured.

Specifically, the side wall 8 is provided with two parts, wherein the surface of one part of the side wall 8 is of an eighth cambered surface structure, the surface of the other part of the side wall 8 is of a fifth cambered surface structure, both sides of the side wall are of concave structures, and the joint is in arc-shaped smooth transition, so that the first elastic column 4 can normally slide on the side wall 8 when contacting with the side wall 8, and the fixing and dismounting work is normally carried out.

The radiation cooling and heat insulating coating 16 in this embodiment is a radiation cooling and heat insulating coating produced by Qingdao Fenick energy environmental protection science and technology Limited.

The utility model discloses a theory of operation and use flow: in the using process of the utility model, when the joint between the joint 1 and the connecting shell 2 needs to be disassembled, the first elastic column 4 popped in the elastic hole 10 on the connecting shell 2 can be pressed by hand, the first elastic column 4 is pressed into the elastic hole 10, meanwhile, the joint 1 is pulled by the other hand to one side different from the connecting shell 2, the top end part of the first elastic column 4 is rapidly separated from the connecting shell 2 along the side wall 8 so as to complete the disassembling process, the general part of the surface of the side wall 8 is of one eighth cambered surface structure, the other half part is of one fifth cambered surface structure, the first elastic column 4 can be ensured to normally slide on the side wall 8, when the fixing operation is needed to the two, the first elastic column 4 on the joint 1 is pressed by hand, the operation is reversely repeated, one end of the joint 1 is plugged into the inside of the connecting shell 2, when one end of the joint 1 moves to the position of the position limiting ring piece 12 in the connecting shell 2, the limit ring piece 12 can give a certain limit effect to one end of the joint 1, and when the outer side of the joint 1 rotates to a proper position in the annular groove 11, the first elastic column 4 is made to bounce up to the elastic hole 10 under the elastic action of the spring between the first elastic column 4 and the second elastic column 6, thereby completing the splicing and fixing operations between the two, so that the two have good tightness, and the rubber layer 9 on the side wall 8 and the sealing ring 3 outside the joint 1 further ensure the tightness between the two, meanwhile, the outer part of the circuit 5 is provided with the protective shell 13, which can effectively reduce the electromagnetic interference influence, the aluminum sheet layer 15 and the radiation cooling and heat insulation coating 16 are arranged outside the circuit 5, so that heat generated by the circuit 5 can be effectively absorbed and removed, the practicability of the high-voltage wire harness of the new energy automobile is improved, and the air permeability inside the circuit 5 can be improved by utilizing the through hole 14 and the air permeable cotton layer 17 on the protective shell 13.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high pressure pencil for new energy automobile, includes joint (1), connects linking shell (2) and link up shell (2) and be different from circuit (5) of connecting (1) one side of (1), its characterized in that: a through hole shell (7) is integrally formed inside one side of the joint (1) close to the connecting shell (2), the upper side and the lower side of the through hole shell (7) are welded with second elastic columns (6), one side of each second elastic column (6) different from the through hole shell (7) is elastically connected with a first elastic column (4) through a spring, an elastic hole (10) is arranged on the surface of the connecting shell (2) at the position corresponding to the first elastic column (4), the joint shell (2) is connected with the joint (1) in a clamping way through the elastic hole (10) and the first elastic column (4), an annular groove (11) is arranged on the inner wall of the connecting shell (2) corresponding to one end of the joint (1), one side of the annular groove (11) is provided with a limit ring piece (12), and the limit ring piece (12) and the connecting shell (2) are of an integrated structure.

2. The high voltage wire harness for the new energy automobile according to claim 1, characterized in that: the circuit is characterized in that a protective shell (13) is arranged outside the circuit (5), one end of the protective shell (13) is connected with the connecting shell (2) in a screwing mode through threads, a plurality of through holes (14) are formed in the surface of the first elastic column (4), and the protective shell (13) is an iron elastic component.

3. The high voltage wire harness for the new energy automobile according to claim 1, characterized in that: an aluminum sheet layer (15) is sleeved on the outer surface of the circuit (5), and the surface of the aluminum sheet layer (15) back on one side of the circuit (5) is coated with radiation cooling and heat insulation paint (16).

4. The high voltage wire harness for the new energy automobile according to claim 1, characterized in that: a plurality of side walls (8) are arranged at the position, close to one end of the opening, in the connection shell (2), and the side walls (8) are annularly distributed on the inner wall of the connection shell (2).

5. The high voltage wire harness for the new energy automobile according to claim 1, characterized in that: the sealing ring (3) is embedded in the position, connected with the connecting shell (2), on the surface of the joint (1), and the rubber layer (9) is adhered to the surface of the side wall (8) through glue.

6. The high voltage wire harness for the new energy automobile according to claim 2, characterized in that: and a breathable cotton layer (17) is adhered between the protective shell (13) and the radiation cooling and heat insulating coating (16).

7. The high voltage wire harness for the new energy automobile according to claim 4, characterized in that: the side wall (8) is provided with two parts, wherein one part of the surface of the side wall (8) is of an eighth cambered surface structure, and the other part of the surface of the side wall (8) is of a fifth cambered surface structure.