CN220272764U - Wire harness with protective sleeve - Google Patents
Wire harness with protective sleeve Download PDFInfo
- Publication number
- CN220272764U CN220272764U CN202321907521.6U CN202321907521U CN220272764U CN 220272764 U CN220272764 U CN 220272764U CN 202321907521 U CN202321907521 U CN 202321907521U CN 220272764 U CN220272764 U CN 220272764U
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- China
- Prior art keywords
- electric wire
- wire harness
- protective
- terminal
- groove
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- 230000001681 protective effect Effects 0.000 title claims abstract description 62
- 238000005253 cladding Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 9
- 230000006978 adaptation Effects 0.000 claims abstract description 4
- 230000002633 protecting effect Effects 0.000 claims description 17
- 238000003825 pressing Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 description 10
- 238000005260 corrosion Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 206010049244 Ankyloglossia congenital Diseases 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Abstract
The application discloses take pencil of lag relates to the technical field of new energy automobile, and it includes the electric wire, the electric wire both ends are equipped with the connecting terminal that is used for the intercommunication circuit, set up the connecting hole that is used for connecting bolt to pass on the connecting terminal, the electric wire tip is equipped with the protective sheath of protection connecting terminal, the protective sheath adopts elastic plastic material, the protective sheath includes the connecting portion and the protection part of cladding connecting terminal of cladding electric wire, the bolt hole with the connecting bolt adaptation has been seted up to the protection part. The waterproof and anticorrosive performance of the wire harness terminal is improved.
Description
Technical Field
The application relates to the technical field of new energy automobiles, in particular to a wire harness with a protective sleeve.
Background
The new energy wiring harness is a network main body of the automobile circuit, and the automobile circuit is not present without the wiring harness. The wire harness is a component in which a contact terminal (connector) made of copper material is pressed against a wire or cable, and then an insulator or a metal housing is molded or added to the outside of the contact terminal, and the contact terminal is bundled with the wire harness to form a connection circuit. The wire harness is typically in electrical communication with the site to be connected through a terminal by means of a metal connection bolt capable of conducting electricity.
For the wire harness of the new energy automobile, the conductive terminal is easy to corrode in the process of storage and transportation, especially for the product outside the export, under the condition of contacting conductive liquid, the terminal conductor corrodes, the condition of electric leakage/short circuit easily occurs in the subsequent use, serious safety accidents are caused,
aiming at the related technology, at present, the waterproof mode of the terminal connection part of an automobile manufacturer mostly adopts a mode of winding adhesive tapes, the mode has lower efficiency, is easy to damage and can not protect in place, in addition, the adhesive layer of the adhesive tapes is easy to adhere to a wire, and the wire harness can be adhered with dust later.
Disclosure of Invention
In order to improve the waterproof and anti-corrosion effects of the wire harness terminal, the application provides a wire harness with a protective sleeve.
The wire harness with the protective sleeve adopts the following technical scheme:
the utility model provides a take pencil of lag, includes the electric wire, the electric wire both ends are equipped with the connecting terminal that is used for the intercommunication circuit, set up the connecting hole that is used for connecting bolt to pass on the connecting terminal, the electric wire tip is equipped with the protective sheath of protection connecting terminal, the protective sheath adopts elastic plastic material, the protective sheath includes the connecting portion and the protection part of cladding connecting terminal of cladding electric wire, the bolt hole with the connecting bolt adaptation has been seted up to the protection part.
Through adopting above-mentioned technical scheme, electric wire and connecting terminal constitute the pencil, connecting bolt supports into the position of waiting to be connected after passing the connecting hole on the connecting terminal, can realize the intercommunication of this circuit, set up the protective sheath and be used for protecting connecting terminal, the protective sheath adopts the plastic material that has elasticity to utilize its elasticity to realize installing and dismantling, elastic protection cover cladding is in close proximity with electric wire outer wall and connecting terminal in the pencil outside, connecting portion cladding is in the electric wire outside, the protection portion cladding is in the connecting terminal outside, the screw hole is used for connecting bolt to pass, thereby with the conductive liquid isolation of connecting terminal with external environment, reduce its possibility by the corruption, the waterproof anticorrosion effect of pencil has been improved.
Optionally, a fastening groove is formed in the outer side of the connecting portion, and an elastic lacing for fixing the protective sleeve and the electric wire is arranged in the fastening groove.
Through adopting above-mentioned technical scheme, set up the tight groove in the connecting portion outside and tie up the inslot and set up the elastic tie, the elastic tie is arranged in and is tied up the inslot, winds 2-3 circles in the connecting portion outside along tying up the groove, can further fix protective sheath and electric wire after tying up the elastic tie, prevents that the protective sheath from droing, further improves the leakproofness between the two simultaneously to improve the waterproof anticorrosion effect of pencil.
Optionally, a mounting ring is sleeved in the tightening groove, and one end of the elastic lacing is integrally connected with the mounting ring.
Through adopting above-mentioned technical scheme, set up the collar and link to each other with the frenulum is integrative in tie up the inslot, the collar is arranged in tie up the inslot, and the cover is established outside the connecting portion, can not lose under the condition that the frenulum was loosen.
Optionally, a protective cap for protecting the connecting bolt is arranged at the other end of the elastic tie.
Through adopting above-mentioned technical scheme, elastic tie tip sets up the protective cap can detain in the connecting bolt outside after penetrating connecting bolt, and with connecting bolt cladding and external environment isolated, prevent that it from exposing the use for a long time and being corroded by the steam in the air to reach its life's of extension purpose.
Optionally, the protective cap is provided with a bump adapted to the connecting hole.
Through adopting above-mentioned technical scheme, set up the lug with the connecting hole adaptation can insert bolt hole and connecting hole simultaneously with the lug in the transportation to further sealed the space that exists here, further improve the protection effect.
Optionally, an abutting groove for contacting the connecting terminal with the part to be connected is formed on one side of the protecting part.
Through adopting above-mentioned technical scheme, when the actual connection pencil, can place an annular sheetmetal and connecting terminal in general and offset to reduce the connecting bolt wearing and tearing or contact the possibility of inadequately when becoming flexible, set up the butt groove and be used for increasing connecting terminal and sheetmetal area of contact, thereby improve circuit connection stability.
Optionally, the protection part is provided with a protruding sealing ring, and the sealing ring is arranged outside the abutting groove.
Through adopting above-mentioned technical scheme, set up the sealing washer and be used for with waiting the place face of connecting position to support tightly, place moisture and get into the protective sheath from the edge gap and make connecting terminal corroded, further improve protective sheath protection effect.
Optionally, the connecting portion is provided with a pressing groove for pulling out the protective sleeve, and the pressing groove is arc-shaped.
Through adopting above-mentioned technical scheme, set up curved pressing groove and can make things convenient for the staff to hold, the installation and the dismantlement of the protective sheath of being convenient for.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the elastic plastic material is adopted for the protective sleeve, so that the protective sleeve can be mounted and dismounted by utilizing the elasticity of the elastic plastic material, the elastic protective sleeve is coated on the outer side of the wire harness and tightly clings to the outer wall of the electric wire and the connecting terminal, the connecting part is coated on the outer side of the electric wire, and the protective part is coated on the outer side of the connecting terminal, so that the connecting terminal is isolated from conductive liquid in the external environment, the possibility of corrosion of the connecting terminal is reduced, and the waterproof and anti-corrosion effects of the wire harness are improved;
2. the outer side of the connecting part is provided with a tightening groove, an elastic lacing is arranged in the tightening groove, the elastic lacing is arranged in the tightening groove and is wound on the outer side of the connecting part for 2-3 circles along the tightening groove, and after the elastic lacing is tightened, the protective sleeve and the electric wire can be further fixed, so that the protective sleeve is prevented from falling off, the sealing performance between the protective sleeve and the electric wire is further improved, and the waterproof and anti-corrosion effects of the wire harness are improved;
3. the installation ring is arranged in the tightening groove and integrally connected with the lacing, the installation ring is arranged in the tightening groove and sleeved outside the connecting part, and the lacing can not be lost under the condition of loosening.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present application.
Fig. 2 is a cross-sectional view of the overall structure of an embodiment of the present application.
Reference numerals illustrate:
1. an electric wire; 2. a connection terminal; 21. a connection hole; 3. a protective sleeve; 31. a connection part; 311. tying the groove; 312. a pressing groove; 32. a protection part; 321. bolt holes; 322. an abutment groove; 323. a seal ring; 4. an elastic tie; 41. a mounting ring; 42. a protective cap; 43. and a bump.
Detailed Description
The present application is described in further detail below with reference to the accompanying drawings.
The embodiment of the application discloses a wire harness with a protective sleeve.
Referring to fig. 1, a wire harness with a protective sleeve includes an electric wire 1, connection terminals 2 for communicating with a circuit are arranged at two ends of the electric wire 1, the connection terminals 2 have different ends, the embodiment selects one of the connection terminals 2 with different specifications for description, the connection terminals 2 are punched by copper materials and are in compression joint with the electric wire 1, a part of the connection terminals 2 is covered with a cable end part, a part of the connection terminals 2 extends out to form a piece for connecting the circuit, a round connection hole 21 for the connection bolt to pass through is formed in the piece part of the connection terminals 2, a protective sleeve 3 for protecting the connection terminals 2 is arranged at the end part of the electric wire 1, the protective sleeve 3 is made of elastic plastic materials, and the protective sleeve 3 is used for protecting the connection terminals 2 from being isolated from the external environment, so that the connection terminals 2 made of metal materials are contacted with conductive liquid in the transportation process or the use process and corroded to influence the subsequent use effect.
Referring to fig. 1, the protective sheath 3 includes a connection portion 31 covering the electric wire 1 and a protection portion 32 covering the connection terminal 2, the connection portion 31 is formed as a hollow cylindrical ring, and is adapted to the outer wall of the electric wire 1 in size so as to be tightly covered on the outer side of the electric wire 1, the protection portion 32 is adapted to the shape of the connection terminal 2, and the connection portion 31 is integrally connected with the protection portion 32 so as to be capable of integrally covering the connection terminal 2.
Referring to fig. 1, the protection portion 32 is provided with a bolt hole 321 adapted to the connection bolt, when the wire harness is connected, the connection bolt needs to pass through the bolt hole 321 of the protection portion 32 and the connection hole 21 of the connection terminal 2 at the same time, that is, the protection sleeve 3 can still be used for protecting the connection terminal 2 when the wire harness is connected for use, preventing the connection terminal from being corroded, and prolonging the service life of the connection terminal.
Referring to fig. 1, an abutting groove 322 for contacting the connecting terminal 2 with the portion 31 to be connected is formed in one side of the protecting portion 32, the abutting groove 322 is circular and is communicated with the bolt hole 321, a protruding sealing ring 323 is formed in the protecting portion 32, the sealing ring 323 is in a convex ring shape, the sealing ring 323 is arranged outside the abutting groove 322, when a wire harness is actually connected, an annular metal sheet is normally placed to abut against the connecting terminal 2, so that the possibility of contact failure when the connecting bolt is worn or loosened is reduced, the abutting groove 322 is arranged to increase the contact area between the connecting terminal 2 and the metal sheet, the circuit connection stability is improved, the sealing ring 323 is arranged to abut against the surface of the portion 31 to be connected, water is placed into the protecting sleeve 3 from an edge gap to corrode the connecting terminal 2, and the protecting effect of the protecting sleeve 3 is further improved.
Referring to fig. 1, the connection portion 31 is provided with a pressing groove 312 for pulling out the protective sleeve 3, the pressing groove 312 is provided with a circle along the circumferential direction of the electric wire 1, the section of the pressing groove 312 is provided with an arc shape, and workers can grasp the pressing groove 312 more conveniently and forcefully, so that the protective sleeve 3 is convenient to install and detach.
Referring to fig. 1, a fastening groove 311 is formed in the outer side of the connection portion 31, a circular ring-shaped mounting ring 41 is sleeved in the fastening groove 311, the mounting ring 41 is also elastic, the mounting ring can be tightly sleeved in the fastening groove 311 of the mounting portion, an elastic lacing 4 for fixing the protective sleeve 3 and the electric wire 1 is arranged in the fastening groove 311, one end of the elastic lacing 4 is integrally connected with the mounting ring 41, and the elastic lacing 4 can rotate 2-3 circles around the protection portion 32 in the fastening groove 311, so that the protective sleeve 3 and the electric wire 1 can be further fixed after the elastic lacing 4 is fastened, the protective sleeve 3 is prevented from falling off, the tightness is further improved, and meanwhile, the lacing cannot be lost after being loosened.
Referring to fig. 1, the other end of the elastic tie 4 is provided with a protective cap 42 for protecting the connecting bolt, one side of the protective cap 42 is provided with a groove adapted to the top of the connecting bolt, and after the wire harness is connected, the connecting bolt can be partially covered by the protective cap 42 exposed in the air, so as to protect the connecting bolt and prevent the connecting bolt from being corroded.
Referring to fig. 1 and 2, the other side of the protective cap 42 is provided with a cylindrical bump 43 adapted to the connection hole 21, the bump 43 can be inserted into the connection hole 21, when the wire harness is transported, a certain gap may exist at the bolt hole 321 after the connection terminal 2 is inserted into the protection part 32, and after the bump 43 is inserted, the gap can be sealed, so that the connection terminal 2 is isolated from conductive liquid in the external environment, the possibility of corrosion of the connection terminal is reduced, and the waterproof and anti-corrosion effects of the wire harness are improved.
The implementation principle of the wire harness with the protective sleeve is as follows: the worker covers the protective sleeve 3 on the outer side of the connecting terminal 2, so that the connecting part 31 is tightly covered on the outer side of the electric wire 1, the protecting part 32 is tightly covered on the outer side of the connecting terminal 2, and under the condition of transportation or disconnection, the elastic lacing 4 is rotated for 2-3 circles around the protecting part 32 in the tightening groove 311, and one side of the protruding block 43 on the protective cap is simultaneously inserted into the bolt hole 321 and the connecting hole 21, so that all metal parts are protected, and corrosion is prevented; when the circuit is connected, the connecting bolt is simultaneously inserted into the bolt hole 321 and the connecting hole 21 of the connecting terminal 2, the elastic lacing 4 is rotated 2-3 circles around the protecting part 32 in the tightening groove 311, and then one side of the protecting cap groove is buckled on the connecting bolt, so that the connecting terminal 2 and the connecting bolt are protected, and the circuit short circuit caused by the contact of the circuit connecting part and conductive liquid in the environment is prevented.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (8)
1. The utility model provides a take pencil of lag which characterized in that: including electric wire (1), electric wire (1) both ends are equipped with connecting terminal (2) that are used for the intercommunication circuit, connecting hole (21) that are used for connecting bolt to pass have been seted up on connecting terminal (2), electric wire (1) tip is equipped with protective sheath (3) of protection connecting terminal (2), protective sheath (3) adopt elastic plastic material, protective sheath (3) are including connecting portion (31) and protection portion (32) of cladding connecting terminal (2) of cladding electric wire (1), bolt hole (321) with connecting bolt adaptation have been seted up to protection portion (32).
2. A wire harness with a protective cover according to claim 1, wherein: the outside of the connecting part (31) is provided with a binding groove (311), and an elastic lacing (4) for fixing the protective sleeve (3) and the electric wire (1) is arranged in the binding groove (311).
3. A wire harness with a protective cover according to claim 2, characterized in that: the binding groove (311) is sleeved with a mounting ring (41), and one end of the elastic lacing (4) is integrally connected with the mounting ring (41).
4. A wire harness with a protective cover according to claim 3, wherein: the other end of the elastic lacing (4) is provided with a protective cap (42) for protecting the connecting bolt.
5. The shielded wire harness of claim 4, wherein: the protective cap (42) is provided with a lug (43) which is matched with the connecting hole (21).
6. A wire harness with a protective cover according to claim 1, wherein: one side of the protection part (32) is provided with an abutting groove (322) for contacting the connecting terminal (2) with the part (31) to be connected.
7. The shielded wire harness of claim 6, wherein: the protection part (32) is provided with a protruding sealing ring (323), and the sealing ring (323) is arranged outside the abutting groove (322).
8. A wire harness with a protective cover according to claim 1, wherein: the connecting part (31) is provided with a pressing groove (312) for pulling out the protective sleeve (3), and the pressing groove (312) is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321907521.6U CN220272764U (en) | 2023-07-19 | 2023-07-19 | Wire harness with protective sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321907521.6U CN220272764U (en) | 2023-07-19 | 2023-07-19 | Wire harness with protective sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220272764U true CN220272764U (en) | 2023-12-29 |
Family
ID=89299151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321907521.6U Active CN220272764U (en) | 2023-07-19 | 2023-07-19 | Wire harness with protective sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220272764U (en) |
-
2023
- 2023-07-19 CN CN202321907521.6U patent/CN220272764U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |