CN-224217789-U - Waterproof connector and scooter

CN224217789UCN 224217789 UCN224217789 UCN 224217789UCN-224217789-U

Abstract

The utility model provides a waterproof connector and a scooter, and relates to the technical field of waterproof connectors. The waterproof connector comprises a male end shell, a female end shell, a waterproof ring, a first waterproof wire sleeve and a second waterproof wire sleeve, wherein the male end shell is provided with a first accommodating cavity, a first wire harness penetrates into the first accommodating cavity from the rear end of the male end shell, the female end shell is provided with a second accommodating cavity, a second wire harness penetrates into the second accommodating cavity from the rear end of the female end shell, the front end of the female end shell is inserted into the first accommodating cavity from the front end of the male end shell, the waterproof ring is sleeved at the front end of the female end shell, the first end of the first waterproof wire sleeve is sleeved at the rear end of the male end shell, the second end of the first waterproof wire sleeve is sleeved outside the first wire harness, the first end of the second waterproof wire sleeve is sleeved at the rear end of the female end shell, and the second end of the second waterproof wire sleeve is sleeved outside the second wire harness. The utility model provides a waterproof connector and a scooter, which have compact structure and strong waterproof performance.

Inventors

ZHAO HONGWEI
LI XIANG

Assignees

纳恩博（常州）科技有限公司

Dates

Publication Date: 20260508
Application Date: 20250528

Claims (10)

1. A waterproof connector for sealing and butting a first wire harness and a second wire harness, comprising a male end housing, a female end housing, a waterproof ring, a first waterproof wire sleeve and a second waterproof wire sleeve, wherein the male end housing is provided with a first accommodating cavity, the first wire harness is configured to penetrate into the first accommodating cavity from the rear end of the male end housing, the female end housing is provided with a second accommodating cavity, and the second wire harness is configured to penetrate into the second accommodating cavity from the rear end of the female end housing; The front end of the female end shell is configured to be inserted into the first accommodating cavity from the front end of the male end shell, the waterproof ring is sleeved at the front end of the female end shell, and the waterproof ring is used for sealing a gap at the joint of the male end shell and the female end shell; The first end sleeve of the first waterproof wire sleeve is arranged at the rear end of the male end shell, the second end sleeve of the first waterproof wire sleeve is arranged outside the first wire harness so as to seal a gap between the first wire harness and the rear end of the male end shell, the first end sleeve of the second waterproof wire sleeve is arranged at the rear end of the female end shell, and the second end sleeve of the second waterproof wire sleeve is arranged outside the second wire harness so as to seal a gap between the second wire harness and the rear end of the female end shell.
2. The waterproof connector according to claim 1, wherein an inner wall of the first end of the first waterproof wire sleeve has a first annular clamping edge, and an outer wall of the rear end of the male end housing has a first annular clamping groove, and the first annular clamping edge is clamped in the first annular clamping groove; The inner wall of the first end of the second waterproof wire sleeve forms a second annular clamping edge, the outer wall of the rear end of the female end shell is provided with a second annular clamping groove, and the second annular clamping edge is clamped in the second annular clamping groove.
3. The waterproof connector of claim 2, wherein the second end of the first waterproof wire sleeve has a cross-sectional area that is smaller than the cross-sectional area of the first end of the first waterproof wire sleeve, and the second end of the second waterproof wire sleeve has a cross-sectional area that is smaller than the cross-sectional area of the first end of the second waterproof wire sleeve.
4. The waterproof connector of claim 3, wherein the junction of the first end and the second end of the first waterproof wire sleeve has a first annular groove and the junction of the first end and the second end of the second waterproof wire sleeve has a second annular groove.
5. The waterproof connector according to claim 4, wherein the first annular groove and the second annular groove are circular in cross section.
6. The waterproof connector according to any one of claims 1 to 5, wherein the female end housing surface has a flange, and one end of the waterproof ring abuts against the flange.
7. The waterproof connector of claim 6, wherein the male housing surface has a first snap-fit portion and the female housing surface has a second snap-fit portion, the first snap-fit portion configured to snap-fit with the second snap-fit portion to prevent separation of the female housing and the male housing after mating.
8. The waterproof connector according to claim 7, wherein the first clamping portion includes a guide slope, the second clamping portion includes a snap ring, a first end of the snap ring is connected to the flange, and a second end of the snap ring is configured to slide along the guide slope and then to be clamped to one side of the guide slope when the male end housing and the female end housing are mated.
9. The waterproof connector according to any one of claims 1 to 5, further comprising a first connection terminal and a second connection terminal, wherein the first connection terminal is inserted into the first accommodating cavity, the second connection terminal is inserted into the second accommodating cavity, the first connection terminal comprises a first limit elastic piece, the second connection terminal comprises a second limit elastic piece, the first wire harness is connected to the first connection terminal, the second wire is connected to the second connection terminal, and the first connection terminal and the second connection terminal are butted together after the male end housing and the female end housing are inserted into each other so as to electrically connect the first wire harness and the second wire harness; The inner wall of the first accommodating cavity is provided with a first limiting protrusion which is clamped with the first limiting elastic piece, and the inner wall of the second accommodating cavity is provided with a second limiting protrusion which is clamped with the second limiting elastic piece.
10. A scooter comprising the waterproof connector of any one of claims 1 to 9.

Description

Waterproof connector and scooter Technical Field The utility model relates to the technical field of waterproof connectors, in particular to a waterproof connector and a scooter. Background The waterproof connector is widely applied to the fields of automobiles, ships, automatic production lines, new energy equipment, security monitoring and the like by virtue of the reliable protective performance. Currently, waterproof connectors on the market mainly adopt connection modes such as plug-in type, thread type, bayonet type and the like, and according to the requirements of different application scenes, diversified protection grades can be realized. However, with the development of electronic devices toward miniaturization and integration, particularly in the emerging fields of smart home, portable devices, and micro vehicles, the existing waterproof connectors have exposed significant drawbacks. The internal structural design is loose, so that the whole volume is overlarge, the small installation space is difficult to adapt, and meanwhile, the problem of waterproof failure is easy to occur under the action of long-term vibration or external force. Therefore, there is a need to develop a waterproof connector with compact structure and high sealing performance to meet the application requirements of miniaturized devices. Disclosure of utility model In order to solve at least one problem in the background art, the utility model provides a waterproof connector and a scooter, which are compact in structure and strong in waterproof performance. In order to achieve the above object, the present utility model provides the following technical solutions: In a first aspect, the present utility model provides a waterproof connector for sealing and butting a first wire harness and a second wire harness, including a male end housing, a female end housing, a waterproof ring, a first waterproof wire sleeve, and a second waterproof wire sleeve, the male end housing having a first receiving cavity, the first wire harness being configured to pass from a rear end of the male end housing into the first receiving cavity, the female end housing having a second receiving cavity, the second wire harness being configured to pass from a rear end of the female end housing into the second receiving cavity; The front end of the female end shell is configured to be inserted into the first accommodating cavity from the front end of the male end shell, the waterproof ring is sleeved at the front end of the female end shell, and the waterproof ring is used for sealing a gap at the joint of the male end shell and the female end shell; The first end cover of first waterproof wire cover is located the rear end of public end shell, and the second end cover of first waterproof wire cover is located outside the first pencil to seal the clearance between the rear end of first pencil and public end shell, the rear end of female end shell is located to the first end cover of second waterproof wire cover, and the second pencil is located outward to the second end cover of second waterproof wire cover, in order to seal the clearance between the rear end of second pencil and female end shell. As an alternative implementation mode, the inner wall of the first end of the first waterproof wire sleeve is provided with a first annular clamping edge, the outer wall of the rear end of the male end shell is provided with a first annular clamping groove, and the first annular clamping edge is clamped in the first annular clamping groove; The inner wall of the first end of the second waterproof wire sleeve forms a second annular clamping edge, the outer wall of the rear end of the female end shell is provided with a second annular clamping groove, and the second annular clamping edge is clamped in the second annular clamping groove. As an alternative embodiment, the second end of the first waterproof thread sleeve has a cross-sectional area smaller than the cross-sectional area of the first end of the first waterproof thread sleeve, and the second end of the second waterproof thread sleeve has a cross-sectional area smaller than the cross-sectional area of the first end of the second waterproof thread sleeve. As an alternative embodiment, the junction of the first end and the second end of the first waterproof wire sleeve has a first annular groove, and the junction of the first end and the second end of the second waterproof wire sleeve has a second annular groove. As an alternative embodiment, the first annular groove and the second annular groove are circular in cross section. As an alternative embodiment, the surface of the female end shell is provided with a flange, and one end of the waterproof ring is abutted against the flange. As an alternative embodiment, the male end housing surface has a first clamping portion and the female end housing surface has a second clamping portion, the first clamping portion being configured to clamp together with the second