CN212434900U

CN212434900U - EMUs electrical connector contact pin convenient to dismouting

Info

Publication number: CN212434900U
Application number: CN202021557172.6U
Authority: CN
Inventors: 徐祥兵
Original assignee: Lianyungang Technical College
Current assignee: Lianyungang Technical College
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-01-29
Anticipated expiration: 2030-07-31

Abstract

The utility model discloses a EMUs electrical connector contact pin convenient to dismouting, including the electrical connector body, a plurality of groups of installing port have evenly been seted up to the tip of electrical connector body, a plurality of groups of installing port divide to establish and all are provided with the seal ring pad to two rows and opening part, opening part one side machine-shaping of installing port has direction lug and inside interlude to have the contact pin, it installs spacing shell fragment to be the slope form on the direction lug, the inboard machine-shaping of spacing shell fragment has spacing nose bar, the direction notch that the cooperation direction lug used is vertically seted up to one side of contact pin, the spacing mouth that a plurality of groups of combinations match spacing nose bar and use is seted up to the inside of direction notch, adjacent two sets of spacing. The utility model discloses the mounting means to the contact pin of electrical connector has improved, adopts detachable connected mode, can carry out solitary dismantlement and installation to every group contact pin as required, conveniently changes.

Description

EMUs electrical connector contact pin convenient to dismouting

Technical Field

The utility model relates to an electrical connector technical field specifically is a EMUs electrical connector contact pin convenient to dismouting.

Background

The electrical connector not only needs to meet general performance requirements, but also has the important requirements that the electrical connector has good contact, reliable operation and convenient maintenance, and whether the operation is reliable or not directly affects the normal operation of an aircraft circuit, and relates to the safety of the whole host machine. The electric connector is also used in the field of motor vehicles for connecting lines between devices, and the contact pin is an important component of the electric connector and is a transmission medium between the devices.

However, the existing electric connectors for motor train units have the following problems in the using process: because EMUs often take place to rock at the in-process of operation, lead to the electrical connector to produce the vibration easily, lead sometimes to the contact pin of the comparatively fragile part of electrical connector crooked or even fracture to appear, and the connected mode of contact pin and electrical connector main part is mostly the integral type, inconvenient contact pin change. For this reason, a corresponding technical scheme needs to be designed to solve the existing technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a EMUs electrical connector contact pin convenient to dismouting has solved because EMUs often take place to rock at the in-process of operation, leads to the electrical connector to produce the vibration easily, leads to the contact pin of the comparatively fragile part of electrical connector to appear crooked or even fracture sometimes, and the connected mode of contact pin and electrical connector main part is mostly the integral type, and inconvenient contact pin is changed, this technical problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a EMUs electrical connector contact pin convenient to dismouting, includes the electrical connector body, a plurality of groups of installing port have evenly been seted up to the tip of electrical connector body, a plurality of groups the installing port divides to be established to two rows and opening part and all is provided with the seal ring pad, opening part one side machine-shaping of installing port has guide lug and inside interlude to have the contact pin, it installs spacing shell fragment to be the slope form on the guide lug, the inboard machine-shaping of spacing shell fragment has spacing nose bar, the direction notch that the cooperation guide lug used is vertically seted up to one side of contact pin, the spacing mouth that a plurality of groups matched with spacing nose bar and use is seted up to the inside of direction notch, adjacent two sets of spacing mouthful equidista.

As an optimized embodiment of the utility model, the specification of sealing ring pad is the same with the cross-sectional specification of contact pin and fixes in installing port opening part periphery, sealing ring pad adopts rubber materials.

As a preferred embodiment of the utility model, the installing port cross-section is the cambered surface structure of spill structure and inside wall machine-shaping for the evagination.

As an optimal implementation mode of the utility model, the contact pin is whole to be the cambered surface structure of cuboid structure and both sides machine-shaping for the indent, the installing port agrees with the contact pin mutually.

As an optimized embodiment of the utility model, spacing shell fragment adopts elastic insulation material and wholly is L type structure, the external diameter of spacing nose bar is the same with the internal diameter of spacing mouthful and adopts insulating material.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. this scheme improves the mounting means of the contact pin of electrical connector, adopts detachable connected mode, can carry out solitary dismantlement and installation to every group contact pin as required, conveniently changes.

2. When partial contact pins of the electric connector are damaged, the whole electric connector does not need to be replaced, and only the corresponding contact pins need to be replaced, so that the maintenance cost is saved.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a structural view of the mounting opening of the present invention;

FIG. 3 is a schematic diagram of the pin structure of the present invention;

fig. 4 is a top view of the contact pin of the present invention.

In the figure, 1-an electric connector body, 2-a mounting port, 3-a sealing ring pad, 4-a guide lug, 5-a contact pin, 6-a limiting elastic sheet, 7-a limiting convex rod, 8-a guide notch and 9-a limiting port.

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.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a EMUs electrical connector contact pin convenient to dismouting, includes electrical connector body 1, its characterized in that: a plurality of groups of installing port 2 have evenly been seted up to the tip of electrical connector body 1, a plurality of groups of installing port 2 divide to establish to two rows and the opening part all is provided with seal ring pad 3, opening part one side machine-shaping of installing port 2 has guide projection 4 and inside interlude to have contact pin 5, it installs spacing shell fragment 6 to be the slope form on the guide projection 4, the inboard machine-shaping of spacing shell fragment 6 has spacing nose bar 7, the guide notch 8 that the cooperation guide projection 4 used is vertically seted up to one side of contact pin 5, the spacing mouth 9 that a plurality of groups of cooperation spacing nose bar 7 used is seted up to the inside of guide notch 8, adjacent two sets of spacing mouthful 9 equidistance are.

Further improved, as shown in fig. 1: the specification of the sealing ring gasket 3 is the same as the section specification of the contact pin 5 and is fixed on the periphery of the opening of the mounting port 2, the sealing ring gasket 3 is made of rubber materials, the purpose of sealing the joint of the mounting port 2 and the contact pin 5 can be achieved, and dirt is prevented from entering the sealing ring gasket.

Further improved, as shown in fig. 2: the section of the mounting opening 2 is of a concave structure, and the inner side wall is processed and formed into a convex cambered surface structure.

In a further improvement, as shown in fig. 3: the contact pin 5 is integrally of a cuboid structure, the two sides of the contact pin are machined and formed into an inwards concave cambered surface structure, the mounting port 2 is matched with the contact pin 5, and the stability of the contact pin 5 in the mounting port 2 can be improved.

Specifically, spacing shell fragment 6 adopts elastic insulation material and wholly is L type structure, and the external diameter of spacing protruding pole 7 is the same with the internal diameter of spacing mouthful 9 and adopts insulating material, and the condition of electric leakage is convenient for appear and conveniently breaks away from spacing protruding pole 7 spacing mouthful 9 in such design.

When in use: the utility model discloses when needs are dismantled contact pin 5, the staff dials spacing shell fragment 6 outward and makes spacing nose bar 7 break away from spacing mouth 9 through shaft-like object under the condition of disconnected power supply, then pull out contact pin 5 and dismantle outward, when new contact pin 5 is installed to needs, at first dial spacing shell fragment 6 outward and correspond contact pin 5 and insert installation storehouse 2 in, when reaching suitable position, release spacing shell fragment 6 and make spacing nose bar 7 correspond the card go into corresponding spacing mouth 9 in, reach fixed mounting's purpose.

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 EMUs electrical connector contact pin convenient to dismouting, includes electrical connector body (1), its characterized in that: the utility model discloses an electric connector, including electric connector body (1), installation mouth (2), a plurality of group have evenly been seted up to the tip of electric connector body (1) a plurality of groups installing port (2), a plurality of groups installing port (2) divide into two rows and the opening part all is provided with seal ring pad (3), opening part one side machine-shaping of installing port (2) has guide lug (4) and inside interlude to have contact pin (5), be the slope form on guide lug (4) and install spacing shell fragment (6), the inboard machine-shaping of spacing shell fragment (6) has spacing nose bar (7), guide notch (8) that cooperation guide lug (4) used are vertically seted up to one side of contact pin (5), spacing mouthful (9) that a plurality of groups closed spacing nose bar (7) and use are seted up to the inside of guide notch (8), adjacent two sets of spacing mouthful.

2. The multiple unit electrical connector pin convenient to disassemble and assemble according to claim 1, wherein: the specification of the sealing ring gasket (3) is the same as the section specification of the contact pin (5) and is fixed on the periphery of the opening of the mounting port (2), and the sealing ring gasket (3) is made of rubber materials.

3. The multiple unit electrical connector pin convenient to disassemble and assemble according to claim 2, wherein: the section of the mounting port (2) is of a concave structure, and the inner side wall is processed and formed into a convex cambered surface structure.

4. The multiple unit electrical connector pin convenient to disassemble and assemble according to claim 3, wherein: the contact pin (5) is integrally of a cuboid structure, the two sides of the contact pin are machined and formed into an inwards concave arc-shaped structure, and the mounting opening (2) is matched with the contact pin (5).

5. The multiple unit electrical connector pin convenient to disassemble and assemble according to claim 1, wherein: the limiting elastic sheet (6) is made of elastic insulating materials and is integrally of an L-shaped structure, and the outer diameter of the limiting convex rod (7) is the same as the inner diameter of the limiting opening (9) and is made of insulating materials.