CN210607770U

CN210607770U - Wire harness connector for protecting contact pin

Info

Publication number: CN210607770U
Application number: CN201921568855.9U
Authority: CN
Inventors: 范登峰; 朱信亮; 王志刚; 朱凯; 平杰
Original assignee: Changshu Mingji Electric Co Ltd
Current assignee: Changshu Mingji Electric Co Ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-05-22
Anticipated expiration: 2029-09-20

Abstract

The utility model discloses a pencil of protection contact pin connects, including casing and connection end, the connection end sets up in the casing the front end of connecting the end is provided with the contact pin, the front portion of casing be provided with the socket and with the holding chamber of socket intercommunication, the holding intracavity is provided with the slip protective sheath, be provided with the confession in the slip protective sheath the through-hole that the contact pin passed, the slip protective sheath is followed the extending direction of contact pin slides between connection end and holding chamber, still be provided with elastic component in the casing, elastic component one end butt is in on the inner wall of casing, the other end butt is in on the slip protective sheath, the slip protective sheath is when sliding to connecting the end direction, the compression elastic component. The utility model discloses a pencil connects, can be under the condition that pencil connects the long-term not use, and the contact pin in the protection pencil connects prevents the contact pin rupture or corrodes rustingly, also can prevent simultaneously that the dust from piling up in the pencil connects.

Description

Wire harness connector for protecting contact pin

Technical Field

The utility model relates to a pencil connector field, concretely relates to pencil joint of protection contact pin.

Background

The wiring harness is a wiring component for connecting each electrical equipment in a circuit, and consists of an insulating sheath, a wiring terminal, a lead, an insulating binding material and the like, so that the electrical equipment can be ensured to work under the worst condition for convenience of installation and maintenance, wires of different specifications and different colors used by each electrical equipment are combined into a whole through reasonable arrangement, and the wires are bundled into a bundle by using the insulating material, thereby being complete and reliable.

Wherein, binding post connects for the pencil promptly, be provided with in the pencil connects and be used for the contact pin of being connected with various electrical equipment, when not using, the contact pin just exposes in the pencil connects, often can cause the contact pin to buckle or break in the pencil connects, and at the in-process of placing for a long time, the contact pin exposes in the air for a long time, it rusts easily to corrode easily, also pile up the dust easily in the pencil connects, these factors all can influence the life that the pencil connects, in daily life, this kind of pencil after placing for a long time connects often can appear, the unable normal use condition.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a pencil joint of protection contact pin, can be under the long-term condition that does not use of pencil joint, contact pin in the protection pencil joint prevents the contact pin rupture or corrodes and rusts, also can prevent simultaneously that the dust from piling up in the pencil joint.

In order to solve the technical problem, the utility model provides a pencil of protection contact pin connects, including casing and connection end, the connection end sets up in the casing the front end of connection end is provided with the contact pin, the front portion of casing be provided with the socket and with the holding chamber of socket intercommunication, the holding intracavity is provided with the slip protective sheath, be provided with the confession in the slip protective sheath the through-hole that the contact pin passed, the slip protective sheath is followed the extending direction of contact pin slides between connection end and holding chamber, still be provided with elastic component in the casing, elastic component one end butt is in on the inner wall of casing, the other end butt is in on the slip protective sheath, the slip protective sheath is when sliding to the connection end direction, the compression elastic component.

The utility model discloses a preferred embodiment, further include be provided with the sealed gum cover in the through-hole of slip protective sheath, the sealed gum cover runs through whole through-hole, the contact pin inserts in the sealed gum cover.

The utility model discloses a preferred embodiment, further include in the connection end peg graft have with the pencil that the contact pin is connected, the pencil passes through encapsulating sealing connection with the connection end.

The utility model discloses a preferred embodiment, further include the cover is equipped with the sealing washer on the pencil, the sealing washer with casing sealing contact, it is right the tail end of connecting the end carries out waterproof sealing.

The utility model discloses a preferred embodiment, further include still be provided with limit stop in the connection end, limit stop sets up on the inner wall of connection end, limit stop restriction slip protective sheath is at the slip stroke of casing.

The utility model discloses a preferred embodiment, further include the elastic component includes compression spring and corresponds the setting and is in guide pin post on inner wall and the slip protective sheath, compression spring's both ends overlap respectively and establish two on guide pin post.

The utility model discloses a preferred embodiment, further include still include fixed subassembly, fixed subassembly is including setting up the fixing bolt of casing both sides, fixing bolt run through in the casing to outwards outstanding in the casing.

The utility model has the advantages that: the utility model discloses a pencil connects adopts the slip protective sheath to protect the contact pin, is provided with the confession in the slip protective sheath the through-hole that the contact pin passed, the slip protective sheath is followed the extending direction of contact pin slides between connection end and holding chamber to still be provided with elastic component in the casing, elastic component one end butt is in on the inner wall of casing, other end butt is in on the slip protective sheath, when using the pencil to connect and insert electrical equipment, promote the slip protective sheath and when connecting the end direction slip, compress elastic component, the contact pin exposes and is connected with electrical equipment, and when the pencil connects not using, elastic component kick-backs and promotes the slip protective sheath and removes to the holding intracavity, establishes the protection with the contact pin cover in the slip protective sheath, can protect the contact pin on the one hand, prevents that the contact pin from buckling or breaking under the effect of external force, also can prevent simultaneously that the contact pin from, Corroding; on the other hand, dust accumulation in the accommodating cavity of the wire harness joint can be prevented.

Drawings

Fig. 1 is a schematic view of the internal structure of a harness connector of the protection pin of the present invention;

fig. 2 is a top view of the appearance of the harness connector of the protective pin of the present invention;

fig. 3 is a mating connector connected with the present invention.

The reference numbers in the figures illustrate: 1. a housing; 2. connecting the end heads; 3. inserting a pin; 4. an accommodating cavity; 5. a sliding protective sleeve; 6. an elastic component; 7. a limit stop block; 8. a wire harness; 9. a seal ring; 10. a fixing assembly; 11. and (5) matching joints.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Referring to fig. 1-2, an embodiment of a wire harness connector for protecting a contact pin of the present invention includes a housing 1 and a connection end 2, the connection end 2 is disposed in the housing 1, the front end of the connection end 2 is provided with a contact pin 3, the front portion of the housing 1 is provided with a socket and a receiving cavity 4 communicated with the socket, the receiving cavity 4 is provided with a sliding protection sleeve 5, the sliding protection sleeve 5 is provided with a through hole for the contact pin 3 to pass through, the sliding protection sleeve 5 slides between the connection end 2 and the receiving cavity 4 along the extending direction of the contact pin 3, the housing 1 is further provided with an elastic component 6, one end of the elastic component 6 abuts against the inner wall of the housing 1, the other end abuts against the sliding protection sleeve 5, when the wire harness connector is inserted into an electrical appliance, the sliding protection sleeve 5 is pushed to slide towards the connection end 2, the elastic component 6 is compressed, the contact pin 3 is exposed and connected with electrical equipment, when the wire harness connector is not used, the elastic component 6 rebounds to push the sliding protective sleeve 5 to move towards the accommodating cavity 4, the contact pin 3 is sleeved and protected in the sliding protective sleeve 5, on one hand, the contact pin 3 can be protected, the contact pin 3 is prevented from being bent or broken under the action of external force, and meanwhile, the contact pin 3 can be prevented from rusting and corroding due to exposure in air; on the other hand, dust accumulation in the housing chamber 4 of the wire harness connector can also be prevented.

Specifically, slip protective sheath 5 is made for the plastics material, has certain hardness, in order to guarantee that contact pin 3 seamlessly inserts slip protective sheath 5's through-hole, in this embodiment, be provided with sealed gum cover in slip protective sheath 5's the through-hole, sealed gum cover runs through whole through-hole, contact pin 3 inserts in sealed gum cover, because sealed gum cover is made for the elasticity material, so contact pin 3 with adopt interference fit's mode between the sealed gum cover, make sealed gum cover closely wrap up in contact pin 3's the outside, when to the protection of contact pin 3, can also play certain water-proof effects.

Specifically, in order to guarantee that the sliding protection sleeve 5 does not fall off in the sliding process, a limit stop 7 is further arranged in the connection end 2, the limit stop 7 is arranged on the inner wall of the connection end 2, the limit stop 7 limits the sliding stroke of the sliding protection sleeve 5 in the connection end 2, in the process of inserting the wiring harness connector, the sliding protection sleeve 5 slides from the accommodating cavity 4 to the connection end 2, and after all the contact pins 3 are exposed in the accommodating cavity 4, the limit stop 7 blocks the sliding protection sleeve 5 from further sliding.

Specifically, elastic component 6 includes compression spring and corresponds the setting and is in guide pin post on inner wall and the slip protective sheath 5, compression spring's both ends are established respectively on two guide pin posts to welding spring's both ends welded fastening makes compression spring and slip protective sheath 5 fixed connection prevent that slip protective sheath 5 from the landing of socket one side of holding chamber 4.

Specifically, connect 2 interpolation of connection end have with the pencil 8 that contact pin 3 is connected, pencil 8 from the one side of connecting end 2 insert with contact pin 3 is connected, in order to improve the waterproof performance that 8 joints of pencil in this embodiment department, pencil 8 and connection end 2 are through encapsulating sealing connection, and the cover is equipped with sealing washer 9 on pencil 8, sealing washer 9 with casing 1 sealing contact is right the tail end of connecting casing 1 carries out waterproof sealing, through pencil 8 and the inside seal of connecting end 2 and the outside seal between pencil 8 and the casing 1, inside and outside two-step sealed realization pencil 8 and the waterproof sealing of connecting end 2.

Specifically, when the pencil joint of this embodiment is pegged graft in electrical equipment's interface, need to connect this pencil fixedly on electrical equipment's interface, refer to fig. 2, the pencil joint of this embodiment china still includes fixed subassembly 10, fixed subassembly 10 is including setting up the fixing bolt of casing 1 both sides, fixing bolt run through in casing 1 to outwards outstanding in casing 1, it is shown with reference to fig. 3, the utility model discloses be connected with supporting joint 11. Supporting joint 11 is conventional connector structure, including supplying contact pin 3 male socket, and with the hickey that fixing bolt matches, after the pencil connects and inserts the socket, fixing bolt revolves the fastening and fixes in the hickey to realize the fixed connection of pencil interface and electrical equipment.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. The utility model provides a pencil joint of protection contact pin, includes the casing and connects the end, connect the end setting in the casing the front end of connecting the end is provided with the contact pin, the front portion of casing be provided with the socket and with the holding chamber of socket intercommunication, its characterized in that, the holding intracavity is provided with the slip protective sheath, be provided with the confession in the slip protective sheath the through-hole that the contact pin passed, the slip protective sheath is followed the extending direction of contact pin slides between connection end and holding chamber, still be provided with elastic component in the casing, elastic component one end butt is in on the inner wall of casing, the other end butt is in on the slip protective sheath, the slip protective sheath is when sliding to connection end direction, the compression elastic component.

2. The wire harness connector according to claim 1, wherein a sealant is disposed in the through hole of the sliding protective sleeve, the sealant extends through the through hole, and the contact pin is inserted into the sealant.

3. The protection pin harness connector as claimed in claim 1, wherein the connection terminal is inserted with a harness connected to the pin, and the harness and the connection terminal are sealed by potting.

4. A harness connector for a protective pin according to claim 1 wherein a sealing ring is fitted over said harness, said sealing ring being in sealing contact with said housing to provide a watertight seal against the rear end of said connection end.

5. The pin harness connector according to claim 1, further comprising a limit stop disposed within the connecting end, the limit stop being disposed on an inner wall of the connecting end, the limit stop limiting a sliding travel of the sliding protective sleeve within the housing.

6. The wire harness connector of claim 1, wherein the resilient member comprises a compression spring and guide pins disposed on the inner wall and the sliding sheath, and the two ends of the compression spring are respectively fitted over the two guide pins.

7. The protective pin harness connector as claimed in claim 1, further comprising a fixing assembly including fixing bolts disposed at both sides of the housing, the fixing bolts penetrating the housing and protruding outward from the housing.