阅读说明：本技术 一种密封性好的拔插式线束连接器 (Plug-in wire harness connector with good sealing performance ) 是由 施振德 于 2021-09-13 设计创作，主要内容包括：本发明涉及线束连接技术领域,具体涉及一种密封性好的拔插式线束连接器,包括公端壳体、母端壳体和线束,公端壳体内插接配合有母端壳体,公端壳体和母端壳体的内部均轴向插接有线束,位于公端壳体和母端壳体外侧的线束上还分别设有保护套；位于公端壳体内部的线束的端部连接有导电端子,导电端子上周向开设有若干插针槽；位于母端壳体内部的线束的端部连接有与导电端子相插接配合的导电端槽；导电端槽内周向设有若干与插针槽相插接配合的插针柱；公端壳体和母端壳体之间还包括设置的密封组件,解决了线束连接器在进行长时间使用过程中,大多存在密封防尘防水性能差和拆装繁琐的缺陷,导致其使用安全可靠性差,性价比低的问题。(The invention relates to the technical field of wiring harness connection, in particular to a plug-in type wiring harness connector with good sealing performance, which comprises a male end shell, a female end shell and wiring harnesses, wherein the female end shell is plugged and matched in the male end shell, the wiring harnesses are axially plugged in the male end shell and the female end shell, and the wiring harnesses positioned on the outer sides of the male end shell and the female end shell are respectively provided with a protective sleeve; the end part of the wire harness positioned in the male end shell is connected with a conductive terminal, and a plurality of pin grooves are formed in the conductive terminal in the circumferential direction; the end part of the wire harness positioned in the female end shell is connected with a conductive end groove which is in splicing fit with the conductive terminal; a plurality of pin columns which are in plug-in fit with the pin grooves are arranged in the conductive end grooves in the circumferential direction; still including the seal assembly who sets up between public end casing and the female end casing, solved the pencil connector and carrying out long-time use, mostly have sealed dustproof and waterproof performance poor and the loaded down with trivial details defect of dismouting, lead to its safe handling reliability poor, the problem of price/performance ratio low.)

1. The plug-in type wiring harness connector with good sealing performance comprises a male end shell (1), a female end shell (2) and wiring harnesses (3), wherein the female end shell (2) is inserted and matched in the male end shell (1), and the plug-in type wiring harness connector is characterized in that the wiring harnesses (3) are axially inserted and matched in the male end shell (1) and the female end shell (2), and the wiring harnesses (3) positioned on the outer sides of the male end shell (1) and the female end shell (2) are respectively provided with a protective sleeve (4);

the end part of the wiring harness (3) positioned in the male end shell (1) is connected with a conductive terminal (5), and a plurality of pin grooves (6) are formed in the conductive terminal (5) in the circumferential direction; the end part of the wiring harness (3) positioned in the female end shell (2) is connected with a conductive end groove (7) which is in plug-in fit with the conductive terminal (5); a plurality of pin columns (8) which are in plug-in fit with the pin grooves (6) are arranged in the inner circumference of the conductive end groove (7);

and a sealing assembly is arranged between the male end shell (1) and the female end shell (2).

2. The plug-in type wire harness connector with good sealing performance as claimed in claim 1, wherein the protective sleeve (4) is integrally formed with the male end housing (1) and the female end housing (2), and a reinforcing shoulder (9) is further arranged between the protective sleeve (4) and the male end housing (1) and the female end housing (2).

3. The plug-in type wire harness connector with good sealing performance as claimed in claim 2, wherein the protective sleeve (4) is composed of a wear-resistant layer, a PVC layer and a flame-retardant corrosion-resistant layer in sequence from inside to outside.

4. The plug-in type wire harness connector with good sealing performance as claimed in claim 1, wherein the connection mode between the conductive terminal (5) and the conductive terminal groove (7) and the connection mode between the male end housing (1) and the female end housing (2) are damping plug-in connection.

5. The plug-in type wire harness connector with good sealing performance as claimed in claim 4, wherein the front inner wall and the rear inner wall of the male housing (1) are provided with a plurality of plugging grooves (10) linearly, the female housing (2) comprises a housing main body (21) and a sealing plate (22), the sealing plate (22) is integrally formed on the housing main body (21), the front outer wall and the rear outer wall of the housing main body (21) are provided with a plurality of plugging columns (11) linearly, and the male housing (1) and the female housing (2) are plugged and fastened by matching the plugging grooves (10) with the plugging columns (11).

6. The plug-in type wire harness connector with good sealing performance as claimed in claim 5, wherein the sealing assembly comprises a first sealing ring and a second sealing ring, the first sealing ring is embedded in the sealing plate (22), and the second sealing ring is arranged between the protective sleeve and the wire harness (3).

7. The plug-in type wire harness connector with good sealing performance as claimed in claim 1, wherein the surfaces of the male end housing (1), the female end housing (2) and the wire harness (3) are sequentially provided with an insulating layer, an epoxy insulating paint layer, a flame-retardant glass fiber layer and an anti-corrosion asphalt layer from inside to outside.

Technical Field

The invention relates to the technical field of wiring harness connection, in particular to a plug-in wiring harness connector with good sealing performance.

Background

A connector is a component that is frequently contacted by an electrical engineering technician. The function of the device is mainly to erect a communication bridge at the blocked part in a circuit or between isolated and non-communicated circuits, so that current flows and the circuit realizes the preset function. The basic structure of the connector is as follows: contacts or terminals, insulators, housings, etc. The connecting terminal is an accessory for electrical connection, and bridges are erected between the blocked parts or isolated and non-communicated circuits in the circuits, so that current flows, and the circuits realize preset functions.

The wire harness connector in the prior art mostly has the defects of poor sealing, dust-proof and water-proof performance and complex disassembly and assembly in the long-time use process, so that the wire harness connector is poor in use safety and reliability and low in cost performance. Therefore, it is desirable to develop a plug-in wire harness connector with good sealing performance to solve the above problems.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a plug-in type wire harness connector with good sealing performance, which solves the problems of poor use safety and reliability and low cost performance caused by the defects of poor sealing, dust prevention and water resistance and complex disassembly and assembly of most wire harness connectors in the long-time use process.

The invention is realized by the following technical scheme:

the plug-in type wire harness connector with good sealing performance comprises a male end shell, a female end shell and a wire harness, wherein the female end shell is matched in the male end shell in a plug-in mode, the wire harness is axially plugged in the male end shell and the female end shell, and protective sleeves are further arranged on the wire harness positioned on the outer sides of the male end shell and the female end shell respectively;

the end part of the wiring harness positioned in the male end shell is connected with a conductive terminal, and a plurality of pin grooves are formed in the conductive terminal in the circumferential direction; the end part of the wiring harness positioned in the female end shell is connected with a conductive end groove which is in splicing fit with the conductive terminal; a plurality of pin columns which are in plug-in fit with the pin grooves are circumferentially arranged in the conductive end grooves;

still including the seal assembly who sets up between the public end casing with female end casing.

Preferably, the protective sheath respectively with public end casing with integrated into one piece sets up between the female end casing, just the protective sheath with public end casing, still be equipped with between the female end casing and strengthen the shoulder.

Preferably, the protective sleeve consists of a wear-resistant layer, a PVC layer and a flame-retardant corrosion-resistant layer from inside to outside in sequence.

Preferably, the connection mode between the conductive terminal and the conductive end groove and the connection mode between the male end shell and the female end shell adopt a damping plug-in connection mode.

Preferably, a plurality of inserting grooves are formed in the front inner wall and the rear inner wall of the male end shell in a linear mode, the female end shell comprises a shell body and a sealing plate, the sealing plate is integrally formed on the shell body, a plurality of inserting columns are formed in the front outer wall and the rear outer wall of the shell body in a linear mode, and the male end shell and the female end shell are buckled in an inserting mode through the matching of the inserting grooves and the inserting columns.

Preferably, the sealing assembly comprises a first sealing ring and a second sealing ring, the first sealing ring is embedded in the sealing plate, and the second sealing ring is arranged between the protecting sleeve and the wiring harness.

Preferably, the surfaces of the male end shell, the female end shell and the wire harness are sequentially provided with an insulating layer, an epoxy insulating paint layer, a flame-retardant glass fiber layer and an anticorrosive asphalt layer from inside to outside.

The invention has the beneficial effects that:

by adopting the design and the use of the structure, the problems of poor sealing, dust and water resistance and low cost performance caused by the defects of poor sealing, dust and water resistance and complex disassembly and assembly of most wire harness connectors in the long-time use process are solved, the excellent sealing, dust and water resistance is achieved, and meanwhile, the wire harness connector is strong in corrosion resistance and flame retardance and has strong practicability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 drawings without creative efforts.

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a block diagram of the male housing of the present invention;

fig. 3 is a structural view of the female end housing of the present invention.

In the figure: 1-male end shell, 2-female end shell, 21-shell main body, 22-sealing plate, 3-wire harness, 4-protective sleeve, 5-conductive terminal, 6-pin groove, 7-conductive end groove, 8-pin column, 9-reinforced shoulder, 10-pin groove and 11-pin column.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 3, the embodiment specifically discloses a technical scheme of a cable fireproof and explosion-proof protection belt, which includes a male end housing 1, a female end housing 2 and a wiring harness 3, wherein the female end housing 2 is inserted and matched in the male end housing 1, the wiring harness 3 is axially inserted and matched in the male end housing 1 and the female end housing 2, and the wiring harness 3 located outside the male end housing 1 and the female end housing 2 is further provided with a protection sleeve 4 respectively; through the protective sheath 4 that sets up above-mentioned, can strengthen playing safeguard measure when twisting pencil 3.

The end part of the wiring harness 3 positioned in the male end shell 1 is connected with a conductive terminal 5, and a plurality of pin grooves 6 are circumferentially arranged on the conductive terminal 5; the end part of the wire harness 3 positioned in the female end shell 2 is connected with a conductive end slot 7 which is in splicing fit with the conductive terminal 5; a plurality of pin columns 8 which are matched with the pin grooves 6 in an inserting manner are arranged in the inner circumference of the conductive end groove 7; the wiring harness 3 of the male end and the wiring harness 3 of the female end are electrically connected through the connection electrical conduction of the insertion groove 10 and the pin column 8 between the conductive terminal 5 and the conductive end groove 7. The number of the specific pin post 8 and the pin groove 6 is three.

Still including the seal assembly who sets up between public end casing 1 and the female end casing 2, through above-mentioned seal assembly, sealing performance when can improve the connection lock between public end casing 1 and the female end casing 2 strengthens its waterproof performance.

Specifically, protective sheath 4 respectively with public end casing 1 and female end casing 2 between integrated into one piece set up, and still be equipped with between protective sheath 4 and public end casing 1, the female end casing 2 and strengthen shoulder 9.

Specifically, the protective sleeve 4 is sequentially composed of a wear-resistant layer, a PVC layer and a flame-retardant corrosion-resistant layer from inside to outside, so that the wear-resistant, corrosion-resistant, flame-retardant and fireproof performances of the protective sleeve 4 are further enhanced. Simultaneously through the setting of PVC layer elastic layer, strengthen its protective sheath 4 buffering effect when protection pencil 3, avoid pencil 3 wrench movement to damage.

Specifically, the connection mode between the conductive terminal 5 and the conductive end slot 7 and the connection mode between the male end housing 1 and the female end housing 2 both adopt a damping plug-in connection mode.

Specifically, a plurality of inserting grooves 10 are all linearly formed in the front inner wall and the rear inner wall of the male end shell 1, the female end shell 2 comprises a shell body 21 and a sealing plate 22, the sealing plate 22 is integrally formed on the shell body 21, a plurality of inserting columns 11 are all linearly formed in the front outer wall and the rear outer wall of the shell body 21, and the male end shell 1 and the female end shell 2 are connected in an inserting mode through the matching of the inserting grooves 10 and the inserting columns 11.

Specifically, the sealing assembly comprises a first sealing ring and a second sealing ring, the first sealing ring is embedded in the sealing plate 22, and the second sealing ring is arranged between the protecting sleeve and the wiring harness 3; through the arrangement of the first sealing ring and the second sealing ring, the purposes of sealing, dust prevention and water prevention when the male end shell 1 and the female end shell 2 are in insertion buckling are achieved.

Specifically, the surfaces of the male end shell 1, the female end shell 2 and the wire harness 3 are sequentially provided with an insulating layer, an epoxy insulating paint layer, a flame-retardant glass fiber layer and an anti-corrosion asphalt layer from inside to outside, so that the protection effect is further enhanced.

By adopting the design and the use of the structure, the invention solves the problems of poor sealing, dust and water resistance and poor use safety and reliability and low cost performance caused by the defects of poor sealing, dust and water resistance and complex disassembly and assembly of the wire harness 3 connector in the long-time use process, achieves excellent sealing, dust and water resistance, has strong corrosion resistance and flame retardance, and has stronger practicability.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.