CN214899046U

CN214899046U - Waterproof connector joint for automobile wire harness

Info

Publication number: CN214899046U
Application number: CN202023327024.8U
Authority: CN
Inventors: 缪蔚翰
Original assignee: Devica Automotive Electronic Systems Wuxi Co Ltd
Current assignee: Devica Automotive Electronic Systems Wuxi Co Ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-26
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a waterproof connector joint for automobile wire harness, including public first terminal, female terminal, axial compression subassembly and first sealing washer, be provided with the axial compression subassembly between public first terminal and the female terminal, public first terminal is connected on female terminal through the axial compression subassembly, first sealing washer cover is established on public first terminal, and the grafting end tip of female terminal closely covers the root of first sealing washer at public first terminal; first sealing washer is sealed in the grafting seam crossing of public first terminal with female first terminal, can effectually carry out waterproofly to the pencil connector, guarantees the security that the pencil is connected.

Description

Waterproof connector joint for automobile wire harness

Technical Field

The utility model belongs to car wiring harness field, in particular to waterproof connector that car wiring harness used connects.

Background

In the pencil of car, all be connected through the pencil connector between pencil and the pencil, between pencil and the instrument, as the present pencil connector that shows in figure 1, and contain male terminal 1 and female terminal 2 of mutual plug, but its simple structure can not effectually be waterproof, when the vehicle passes through the wading surface for a long time, the pencil connector is intake easily and is caused the short circuit, influences driving safety, needs improvement urgently.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the not enough of existence among the prior art, the utility model provides a waterproof connector that car wiring harness used connects can effectually carry out waterproofly to the wiring harness connector, guarantees the security that the pencil is connected.

The technical scheme is as follows: in order to achieve the above purpose, the technical scheme of the utility model is as follows:

a waterproof connector joint for an automobile wire harness comprises a male terminal, a female terminal, an axial compression assembly and a first sealing ring, wherein the axial compression assembly is arranged between the male terminal and the female terminal, the male terminal is connected to the female terminal through the axial compression assembly, the first sealing ring is sleeved on the male terminal, and the end part of an inserting end of the female terminal tightly presses and covers the first sealing ring at the root part of the male terminal; the first sealing ring is sealed at the insertion joint of the male terminal and the female terminal.

Further, the axial compresses tightly the subassembly and includes fixed sleeve and activity sleeve, the cover that fixed sleeve is fixed relatively is established on the outer wall of female head terminal, the outside at public head terminal is established to activity sleeve movable gap cover, public head terminal passes through the plug direction axial adjustment of activity sleeve edge connector and connects on fixed sleeve.

Further, the fixed sleeve is of an external thread sleeve structure, the movable sleeve is of an internal thread sleeve structure, the male terminal is accommodated in an inner cavity of the movable sleeve, one end of the movable sleeve, which is away from the female terminal, comprises an end ring protruding in the radial direction, and a wiring harness of the male terminal penetrates through an inner hole of the end ring.

Further, a second sealing ring is arranged between the end ring and the male terminal.

Furthermore, the sealing device also comprises a third sealing ring, wherein the third sealing ring is sleeved on the fixed sleeve, and the third sealing ring is tightly pressed on the root part of the fixed sleeve through the movable sleeve.

Furthermore, the device also comprises a circumferential rotation stopping mechanism, and the movable sleeve is circumferentially limited on the fixed sleeve through the circumferential rotation stopping mechanism.

Furthermore, the circumferential rotation stopping mechanism comprises a rotation stopping rod and a limiting mechanism, the limiting mechanism is arranged on the outer wall of the movable sleeve, one end of the rotation stopping rod is hinged to the base body of the female terminal, and the other end of the rotation stopping rod is detachably arranged on the limiting mechanism.

Furthermore, stop gear contains two stoppers that set up along the circumferencial direction interval, be provided with spacing bead on the stopper relative lateral wall, the rotation stopping rod passes through stopper and spacing bead laminating in the movable sleeve.

Has the advantages that: the utility model discloses an axial compresses tightly the subassembly and connects public first terminal and female first terminal, and the axial is adjusted for sealed shutoff that first sealing washer can be stable is in the grafting seam crossing of public first terminal with female first terminal, and the effectual inside that prevents water liquid from entering into the pencil connector from the grafting seam crossing, and the effectual high-grade of carrying on is waterproof, guarantees the stability and the security that the pencil is connected.

Drawings

Fig. 1 is a schematic structural view of a wire harness connector in the prior art;

FIG. 2 is a schematic structural view of the overall structure of the present invention in the plugged state;

fig. 3 is a schematic structural view of the entire structure of the present invention in an unplugged state;

FIG. 4 is a schematic semi-sectional perspective view of the overall structure of the present invention;

fig. 5 is a schematic view of the whole structure of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 2 to 5, the waterproof connector joint for the automobile wire harness comprises a male terminal 1, a female terminal 2, an axial pressing component 3 and a first sealing ring 4, wherein the axial pressing component 3 is arranged between the male terminal 1 and the female terminal 2, the male terminal 1 is connected to the female terminal 2 through the axial pressing component 3, the male terminal 1 is axially displaced and adjusted with the female terminal 2 through the axial pressing component 3, the first sealing ring 4 is sleeved on the male terminal 1, and the end part of the inserting end of the female terminal 2 closely presses and covers the root part of the first sealing ring 4 on the male terminal 1; first sealing washer 4 is sealed in public first terminal 1 and female first terminal 2 grafting seam crossing, carries out the differential compensation through first sealing washer 4 to the seam gap between public first terminal 1 and the female first terminal 2, and the effectual water stain infiltration that prevents.

Compress tightly subassembly 3 through the axial and connect public first terminal 1 and female first terminal 2, but and the axial is adjusted for sealed shutoff that first sealing washer 4 can be stable is in public first terminal 1 and female first terminal 2's grafting seam crossing, and the effectual inside that prevents water liquid from entering into the pencil connector from grafting seam crossing, and the effectual high-grade waterproof that carries on guarantees stability and the security that the pencil is connected.

Axial compresses tightly subassembly 3 including fixed sleeve 5 and movable sleeve 6, the cover of fixed sleeve 5 relatively fixed is established on female head terminal 2's outer wall, the outside at public first terminal 1 is established to movable sleeve 6 movable gap cover, movable sleeve 6 is for public first terminal mobile regulation, and back in public first terminal 1 inserts female head terminal, public first terminal 1 is adjusted and is connected on fixed sleeve 5 through the plug direction axial of the 6 pencil connectors of movable sleeve 6 along the line, through fixed sleeve and movable sleeve, can guarantee the stable connection of pencil connector on the one hand, prevents that its pine from taking off, and on the other hand makes 4 deformation of first sealing washer and seals at the plug-in joint seam department through adjusting movable sleeve, guarantees waterproof performance.

The fixed sleeve 5 is of an external thread sleeve structure, the movable sleeve 6 is of an internal thread sleeve structure, the male terminal 1 is accommodated in an inner cavity of the movable sleeve 6, an end ring 7 protruding in the radial direction is contained at one end of the movable sleeve 6, which is far away from the female terminal 2, and a wiring harness of the male terminal 1 penetrates through an inner hole of the end ring 7. And a second sealing ring 8 is arranged between the end ring 7 and the male terminal 1 so as to further perform waterproof sealing between the fixed sleeve and the movable sleeve and improve the sealing performance.

Still include third sealing ring 9, the 9 covers of third sealing ring are established on fixed sleeve 5, just third sealing ring 9 closely presses through activity sleeve 6 and covers on fixed sleeve 5's root to further carry out waterproof sealing to between fixed sleeve and the activity sleeve, promote sealing performance. Still be equipped with outer solid fixed ring 15 on the pedestal of female head terminal 2, outer solid fixed ring 15 protects third sealing ring 9, just still be equipped with fourth sealing ring 14 between outer solid fixed ring 15 and the fixed sleeve 5 to prevent that water stain from entering into outer solid fixed ring in and corroding third sealing ring 9.

Still include circumference and end the mechanism that changes, movable sleeve 6 ends the spacing setting of mechanism circumference through circumference and on fixed sleeve, prevents that the pencil connector from jolting and relative position of scurrying is not hard up under the vibration of vehicle, guarantees sealed waterproof performance.

The circumferential rotation stopping mechanism comprises a rotation stopping rod 10 and a limiting mechanism 11, the limiting mechanism 11 is arranged on the outer wall of the movable sleeve 6, one end of the rotation stopping rod 10 is hinged to the seat body of the female terminal 2, the other end of the rotation stopping rod 10 is detachably arranged on the limiting mechanism 11, and when the connection and installation operation is carried out, a wire is limited through the rotation stopping rod 10 after being spliced; when the terminal is disassembled, the rotation stopping rod 10 is disassembled, and then the male terminal and the female terminal are separated. The circumferential rotation stopping mechanism is used for axially limiting the movable sleeve on one hand, and can be used for positioning the rotation stopping rod 10 when being connected and installed on the other hand, so that the rotation stopping rod is guaranteed to be screwed in place.

Stop gear 11 contains two stopper 12 of following the setting of circumferencial direction interval, be provided with spacing protruding rib 13 on the relative lateral wall of stopper 12, rotation stopping rod 10 is embedded into between two stopper 12 and laminates in activity sleeve 6 through stopper 12 and spacing protruding rib 13.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a waterproof connector that car wiring harness used connects which characterized in that: the anti-theft bolt comprises a male terminal (1), a female terminal (2), an axial compression assembly (3) and a first sealing ring (4), wherein the axial compression assembly (3) is arranged between the male terminal (1) and the female terminal (2), the male terminal (1) is connected to the female terminal (2) through the axial compression assembly (3), the first sealing ring (4) is sleeved on the male terminal (1), and the end part of the inserting end of the female terminal (2) is tightly pressed on the root part of the first sealing ring (4) on the male terminal (1); the first sealing ring (4) is sealed at the insertion joint of the male terminal (1) and the female terminal (2).

2. The waterproof connector joint for an automotive wire harness according to claim 1, characterized in that: axial compresses tightly subassembly (3) including fixed sleeve (5) and movable sleeve (6), the cover that fixed sleeve (5) is fixed relatively is established on the outer wall of female head terminal (2), the outside at public first terminal (1) is established to movable sleeve (6) clearance cover, public first terminal (1) is adjusted and is connected on fixed sleeve (5) through movable sleeve (6) along the plug direction axial of connector.

3. The waterproof connector joint for an automotive wire harness according to claim 2, characterized in that: the fixed sleeve (5) is an external thread sleeve structure, the movable sleeve (6) is an internal thread sleeve structure, the male terminal (1) is accommodated in an inner cavity of the movable sleeve (6), one end, deviating from the female terminal (2), of the movable sleeve (6) comprises an end ring (7) protruding along the radial direction, and a wiring harness of the male terminal (1) penetrates through an inner hole of the end ring (7).

4. The waterproof connector fitting for an automotive wire harness according to claim 3, characterized in that: and a second sealing ring (8) is arranged between the end ring (7) and the male terminal (1).

5. The waterproof connector fitting for an automotive wire harness according to claim 3, characterized in that: still include third sealing ring (9), third sealing ring (9) cover is established on fixed sleeve (5), just third sealing ring (9) closely press through activity sleeve (6) and cover on the root of fixed sleeve (5).

6. The waterproof connector joint for an automotive wire harness according to claim 2, characterized in that: the device is characterized by further comprising a circumferential rotation stopping mechanism, wherein the movable sleeve (6) is circumferentially limited on the fixed sleeve through the circumferential rotation stopping mechanism.

7. The waterproof connector fitting for an automotive wire harness according to claim 6, characterized in that: the circumferential rotation stopping mechanism comprises a rotation stopping rod (10) and a limiting mechanism (11), wherein the limiting mechanism (11) is arranged on the outer wall of the movable sleeve (6), one end of the rotation stopping rod (10) is hinged to the base of the female terminal (2), and the other end of the rotation stopping rod (10) is detachably arranged on the limiting mechanism (11).

8. The waterproof connector fitting for an automotive wire harness according to claim 7, characterized in that: stop gear (11) contain two stopper (12) that set up along the circumferencial direction interval, be provided with spacing protruding rib (13) on the relative lateral wall of stopper (12), spline (10) are laminated in movable sleeve (6) through stopper (12) and spacing protruding rib (13).