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CN-224217774-U - Waterproof wire harness connector

CN224217774UCN 224217774 UCN224217774 UCN 224217774UCN-224217774-U

Abstract

The utility model relates to a waterproof wire harness connector applied to the technical field of wire harnesses, which is characterized in that after a connector body is inserted into a connector for positioning, a protective cover is sleeved on the surface of the connector body at the moment, so that a wire penetrates through a protective cover and the waterproof cover, at the moment, one end of the protective cover is inserted into a thread groove to be in threaded connection with the protective cover, even if water is sprayed on the surface of the protective cover, the water cannot permeate into the protective cover, an elastic ring is tightly attached to the surface of the wire through elasticity, a sealing ring is arranged at a contact position, the waterproof effect can be enhanced, if water permeates into the waterproof cover from a gap, the water is absorbed by a water absorbing sponge, when the water content of the water absorbing sponge is more than or equal to 30%, a humidity sensor triggers a controller through a wired signal to start an electromagnetic block, so that the electromagnetic block and the movable end of the telescopic rod are magnetically repelled, the pressing piece is driven to move to squeeze the water absorbing sponge, the water absorbed by the water absorbing sponge is extruded, and water is discharged from a drain hole at the bottom, and the water is prevented from permeating into the protective cover.

Inventors

  • YI QIANG
  • ZHANG CHENGLIN
  • CHEN BING

Assignees

  • 昆山锲诚精密电子有限公司

Dates

Publication Date
20260508
Application Date
20250417

Claims (7)

  1. 1. A waterproof wire harness connector comprises a connector body (1) with a wire (2), and is characterized in that one end of the connector body (1) away from the wire (2) is detachably connected with a connecting device (3) with an interface (4), the connector body (1) is clamped with the interface (4), a protective cover (6) is sleeved on the surface of the connector body (1), the protective cover (6) is detachably connected with the connecting device (3), one end of the protective cover (6) away from the connecting device (3) is in threaded connection with an adapter (7), one end of the adapter (7) away from the protective cover (6) is in threaded connection with a waterproof cover (9), an annular equidistant embedded telescopic rod (17) is arranged on the inner wall of the waterproof cover (9), a pressing sheet (10) is fixedly connected with the movable end of the telescopic rod (17), one side of the pressing sheet (10) away from the telescopic rod (17) is provided with a water absorbing sponge (11), one end of the waterproof cover (9) is fixedly connected with a sealing ring (20) made of a rigid material, the inner wall of the sealing ring (20) is fixedly connected with an elastic ring (12), the waterproof rod (17) and the movable end (17) and the telescopic rod (17) are located inside the pressing sheet (11), the waterproof cover (9) and the bottom wall of the adapter (7) are provided with a plurality of overlapped drain holes (16) at equal intervals, and the elastic ring (12) is clamped with the surface of the electric wire (2).
  2. 2. The waterproof harness connector as claimed in claim 1, wherein the connecting device (3) is provided with a thread groove (5) at the outer ring of the connector (4), and the protective cover (6) is in threaded connection with the thread groove (5).
  3. 3. The waterproof harness connector as claimed in claim 2, wherein the connecting device (3) is located on the outer ring of the thread groove (5) and is fixedly connected with a plurality of thread rings (19) in an annular equidistant mode, and a threaded rod (13) is connected in the thread rings (19) through a second nut (15) in a threaded mode.
  4. 4. The waterproof harness connector as claimed in claim 3, wherein the adapter (7) is provided with a connecting block (8) in a sleeved mode, the connecting block (8) is provided with a through hole corresponding to the thread ring (19), and the threaded rod (13) penetrates through the through hole to position the connecting block (8) through the first nut (14).
  5. 5. The waterproof harness connector as claimed in claim 1, wherein an electromagnetic block (18) is mounted on the inner wall of the telescopic rod (17), and the telescopic rod (17) is made of a magnetic material.
  6. 6. The waterproof harness connector as claimed in claim 1, wherein a humidity sensor is fixedly connected in the adapter (7), and a detection end of the humidity sensor is in contact with the water absorbing sponge (11).
  7. 7. The waterproof harness connector as claimed in claim 6, wherein the connecting device (3) is fixedly connected with a controller for controlling the electromagnetic block (18) and the humidity sensor.

Description

Waterproof wire harness connector Technical Field The utility model relates to a wire harness connector, in particular to a waterproof wire harness connector applied to the technical field of wire harnesses. Background The wire harness connector is one kind of terminal, and the connector is also called as the connector plug, comprises plug and socket, and plug and socket can be called male terminal and female terminal again, when using, insert female terminal with male terminal, realize the connection can, however, current wire harness connector, after male terminal inserts female terminal, can necessarily have the gap between male terminal and the female terminal, have water or other liquid to get into easily, have the potential safety hazard. The specification of Chinese patent CN221574421U discloses a wire harness connector, which not only achieves the purposes of arranging wire harnesses at intervals and preventing the wire harnesses from falling off so as to ensure the connection and installation effects of the wire harnesses, but also achieves the purposes of easily disassembling and maintaining the wire harness connector, ensures the stability of the wire harness connector during installation, and reduces the phenomenon of looseness caused by external force factors after the wire harness connector is installed. However, in some humid, underwater or harsh environments, conventional harness connectors are susceptible to water ingress, resulting in problems of electrical shorting, signal interference, corrosion, and the like. Disclosure of utility model Aiming at the prior art, the technical problem to be solved by the utility model is that in some humid, underwater or severe environments, the common wire harness connector is easy to be immersed by water, so that the problems of electrical short circuit, signal interference, corrosion and the like are caused. In order to solve the problems, the utility model provides a waterproof wire harness connector, which comprises a connector body with a wire, wherein one end of the connector body far away from the wire is detachably connected with a connecting device with a connector, the connector body is clamped with the connector, a protective cover is sleeved on the surface of the connector body, the protective cover is detachably connected with the connecting device, an adapter is connected with one end of the protective cover far away from the connecting device through threads, a waterproof cover is connected with one end of the adapter far away from the protective cover through threads, a telescopic rod is embedded in the inner wall of the waterproof cover at annular equal intervals, a pressing piece is fixedly connected with the movable end of the telescopic rod, a water absorbing sponge is arranged on one side of the pressing piece far away from the telescopic rod, one end of the waterproof cover far away from the protective cover is fixedly connected with a sealing ring made of rigid material, an elastic ring is fixedly connected with the inner wall of the sealing ring, the movable end of the telescopic rod, the pressing piece and the water absorbing sponge are all positioned inside the waterproof cover, a plurality of coincident drain holes are uniformly arranged on the bottom wall of the waterproof cover and the elastic ring is clamped with the surface of the wire. In the wire harness connector, the protective cover and the waterproof cover are arranged on the surfaces of the connector body and the electric wires, when water seeps into the connector body from the gap, the waterproof cover is absorbed by the water-absorbing sponge, the telescopic rod pushes the pressing sheet to extrude the water-absorbing sponge, the water is extruded out of the drain hole, the water-absorbing sponge is kept in a water-absorbing state, and the problems of electrical short circuit, signal interference, corrosion and the like caused by water seepage into the protective cover to the connector body are avoided. As a further improvement of the application, a thread groove is formed on the connecting equipment at the outer ring of the interface, and the protective cover is in threaded connection with the thread groove. As a still further improvement of the application, a plurality of thread rings are fixedly connected at the annular equidistant position of the connecting device at the outer ring of the thread groove, and a threaded rod is connected in the thread rings through a second nut thread. As a further improvement of the application, the surface of the adapter is sleeved with a connecting block, the connecting block is provided with a perforation corresponding to the thread ring, and the threaded rod penetrates through the perforation to locate the connecting block through the first nut. As a further improvement of the application, the inner wall of the telescopic rod is provided with an electromagnetic block, and the telescopic rod is made of magnetic materials. As a