CN220585641U - Cable harness - Google Patents
Cable harness Download PDFInfo
- Publication number
- CN220585641U CN220585641U CN202322289095.0U CN202322289095U CN220585641U CN 220585641 U CN220585641 U CN 220585641U CN 202322289095 U CN202322289095 U CN 202322289095U CN 220585641 U CN220585641 U CN 220585641U
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- Prior art keywords
- groove
- shell
- mounting groove
- terminal
- cable
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- 238000009434 installation Methods 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses a cable harness, which comprises a harness and connectors arranged at two ends of the harness, wherein the connectors comprise a shell and at least one binding post arranged in the shell, the binding post is connected with a cable in the harness, terminal mounting cavities corresponding to the binding posts one by one are arranged in the shell, and each binding post is mounted in one terminal mounting cavity, and the cable harness is characterized in that: a groove is formed in the outer surface of the tail end of each wiring terminal, the groove is opposite to the connection part of the cable and the wiring terminal, a through groove communicated with the corresponding terminal installation cavity is formed in the outer wall of the shell, and each through groove is opposite to one groove; the shell is characterized in that a clamping piece is arranged on the outer wall of the shell, a plurality of clamping bulges are arranged on the side wall of the clamping piece, and each clamping bulge is respectively clamped in the corresponding groove through a through groove. The utility model improves the convenience of assembly and reduces the cost.
Description
Technical Field
The present utility model relates to cables, and more particularly, to a cable harness.
Background
The cable is mainly used for power transmission, signal transmission and the like between equipment and a power supply and between equipment. For example, when the motor is connected with the control box or the power supply, the power supply is connected with the data transmission by using a cable.
Wherein, the cable harness's connected mode has two kinds: firstly, directly peeling the end of the cable harness, exposing the metal wires inside, and then directly connecting with corresponding equipment or a joint required, wherein the mode is suitable for long disassembly or fixation. Second kind: the connectors are fixed at the two ends of the cable harness, the cable harness is connected with the connectors corresponding to the connectors matched with the needed connecting parts, and the mode is applicable to places needing to be disassembled or needing to be quickly assembled and disassembled.
To the second kind of structure, the connector that uses commonly used, in order to guarantee its terminal fixed position, when pegging graft, its terminal can not retract, can support and spacing at the inside locking plate that sets up of connector to the terminal to guarantee that the terminal can not retract in the grafting process, like patent number 201810684279.8, patent name: a connector with a locking plate device and a method of installing the same. In this structure, the connector has a large number of fittings, and the fittings are relatively complex, resulting in high cost and great difficulty in assembly. Meanwhile, the internal terminals and the cable are connected in a crimping mode, and the terminals and the cable are connected with each other and then have the risk of separation.
Disclosure of Invention
The utility model aims to provide a cable harness, which improves the connection firmness of the cable harness, ensures the electrical performance and can also improve the tensile resistance by using the structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the cable harness comprises a harness and connectors arranged at two ends of the harness, wherein the connectors comprise a shell and at least one binding post arranged in the shell, the binding posts are connected with cables in the harness, terminal mounting cavities corresponding to the binding posts one by one are arranged in the shell, each binding post is mounted in one terminal mounting cavity,
a groove is formed in the outer surface of the tail end of each wiring terminal, the groove is opposite to the connection part of the cable and the wiring terminal, a through groove communicated with the corresponding terminal installation cavity is formed in the outer wall of the shell, and each through groove is opposite to one groove;
the shell is characterized in that a clamping piece is arranged on the outer wall of the shell, a plurality of clamping bulges are arranged on the side wall of the clamping piece, and each clamping bulge is respectively clamped in the corresponding groove through a through groove.
In the above technical scheme, the terminal installation cavities are arranged at intervals from left to right, the through grooves are arranged on the outer wall of the shell at intervals from left to right, and the clamping protrusions are arranged on the side wall of the clamping piece at intervals from left to right.
In the above technical scheme, a mounting groove is formed in the outer wall of the shell, a plurality of through grooves are formed in the mounting groove, and the clamping piece is mounted in the mounting groove.
In the above technical scheme, the outer fringe department of joint spare lateral wall is equipped with a sealing washer, the sealing washer set up in the bellied outside of joint, the sealing washer set up in between the joint spare with the interior terminal surface of mounting groove, the sealing washer will the joint spare with the junction of mounting groove is sealed.
According to the technical scheme, at least two through holes are formed in the clamping piece, a limit bolt is inserted into each through hole, a screw hole matched with the through hole is formed in the outer wall of the shell, the end portion of the limit bolt is screwed into the screw hole, and the limit bolt locks the clamping piece on the shell.
In the above technical scheme, the tail end of the wiring terminal is provided with a wiring hole, and the end of the cable is inserted into the wiring hole;
the inner wall of the wiring hole is provided with an inward convex part which is arranged at the opposite end of the tail end of the wiring terminal, and the outer part of the convex part forms the groove;
the end of the cable is inserted between the convex part and the wiring hole.
In the above technical scheme, one end of the shell is provided with a cavity, the cavity is arranged at the opposite end of the wire harness, one end of the terminal installation cavity is communicated with the tail end of the shell, the other end of the terminal installation cavity is communicated with the cavity, and the end of the wiring terminal is inserted into the cavity.
In the above technical scheme, a first mounting groove is formed in the outer wall of the shell of the connector at least at one end, a first elastic sealing ring is mounted in the first mounting groove, and the outer surface of the first elastic sealing ring is arranged at the outer part corresponding to the shell;
and/or the first mounting groove is arranged between the end part of the cavity and the clamping piece.
In the above technical scheme, a first mounting groove is formed in the outer wall of the shell of the connector at one end, a first elastic sealing ring is mounted in the first mounting groove, and the outer surface of the first elastic sealing ring is arranged outside the corresponding shell;
the other end is provided with a second mounting groove on the end face of the connector shell, the second mounting groove is arranged at the outer edge of the terminal mounting cavity, a second elastic sealing ring is arranged in the second mounting groove, one end of the second elastic sealing ring is arranged in the second mounting groove, and the other end of the second elastic sealing ring is arranged outside the end part of the shell correspondingly.
In the above technical scheme, the recess is the arc structure, the bellied terminal surface of joint with recess assorted, the bellied terminal surface card of joint is located in the recess.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
1. according to the utility model, the groove is formed on the wiring terminal, the through groove is arranged on the shell and is opposite to the groove, the clamping piece is arranged on the outer wall of the shell and is connected with the outer wall of the shell, the clamping piece is provided with the clamping protrusion, the clamping protrusion of the clamping piece is directly clamped into the groove of the corresponding wiring terminal, the axial movement limit is carried out on the wiring terminal, and compared with the traditional internal limit mode, the external limit is adopted, the assembly is more convenient and quicker, and the assembly cost is reduced;
2. compared with the external limiting mode, the utility model has the advantages of simpler structure, lower required assembly precision and lower cost;
3. the groove is positioned at the joint of the cable and the wiring terminal, and when the clamping protrusion is clamped into the groove, the groove can be extruded, so that the joint strength of the wiring terminal and the cable joint is further improved, and the risk of separation of the cable and the wiring terminal is prevented.
Drawings
FIG. 1 is a schematic view of a first embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional view of the structure of A-A in FIG. a;
FIG. 3 is a schematic cross-sectional view of B-B in the drawing;
fig. 4 is an enlarged view of a portion of the snap-fit protrusion and recess of fig. 3.
Wherein: 1. a wire harness; 2. a connector; 3. a housing; 4. a connection terminal; 5. a cable; 6. a terminal mounting cavity; 7. a groove; 8. a through groove; 9. a clamping piece; 10. the clamping bulge; 11. a mounting groove; 12. a seal ring; 13. a through hole; 14. a limit bolt; 15. a screw hole; 16. a wiring hole; 17. a convex portion; 18. a cavity; 19. a first mounting groove; 20. a first elastic sealing ring; 21. and a second elastic sealing ring.
Detailed Description
The utility model is further described below with reference to the accompanying drawings and examples:
embodiment one: referring to fig. 1 to 4, a cable harness includes a harness 1 and connectors 2 disposed at two ends of the harness 1, the connectors 2 include a housing 3 and at least one connection terminal 4 disposed in the housing 3, the connection terminal 4 is connected with a cable 5 in the harness 1, terminal mounting cavities 6 corresponding to the connection terminals 4 one by one are disposed in the housing 3, each connection terminal 4 is mounted in one terminal mounting cavity 6, and the harness includes an external insulating cover and an internal cable.
A groove 7 is arranged on the outer surface of the tail end of each wiring terminal 4, the groove is arranged opposite to the junction of the cable 5 and the wiring terminal 4, a through groove 8 communicated with the corresponding terminal installation cavity 6 is arranged on the outer wall of the shell 3, and each through groove 8 is arranged opposite to one groove 7;
a clamping piece 9 is arranged on the outer wall of the shell 3, a plurality of clamping bulges 10 are arranged on the side wall of the clamping piece 9, and each clamping bulge 10 respectively penetrates through a through groove 8 and is clamped in the corresponding groove 7.
The clamping piece and the shell are made of insulating materials, so that the effects of insulation and protection can be achieved.
In this embodiment, when the connector and the wire harness are assembled, the cable in the wire harness and the tail end of the corresponding terminal are crimped in advance, and after the crimping is completed, the connecting terminal is installed in the corresponding terminal installation cavity, so that when the connector and the corresponding device or the position where the connector is required to be plugged in during subsequent use, electrical connection is realized through the internal connecting terminal. In this embodiment, after the terminal is installed in the terminal installation cavity, the axial movement of the terminal is not limited temporarily, after the terminal is installed, the groove of the terminal is opposite to the through groove, then after all the terminals are installed in the terminal installation cavity, the clamping piece and the shell are installed, when the clamping piece is installed, the clamping protrusion is inserted into the groove from the through groove, and the terminal is limited axially through the clamping protrusion and the clamping limit of the groove. In this way, the assembly efficiency of the connector is high, the subsequent maintenance and disassembly are convenient, the number of parts is small, and the cost can be reduced.
Referring to fig. 1 to 4, a plurality of terminal mounting cavities 6 are arranged at intervals from left to right, a plurality of through grooves 8 are arranged on the outer wall of the housing 3 at intervals from left to right, and a plurality of clamping protrusions 10 are arranged on the side wall of the clamping piece 9 at intervals from left to right.
The outer wall of the shell 3 is provided with a mounting groove 11, a plurality of through grooves are formed in the mounting groove, and the clamping piece is mounted in the mounting groove.
In this embodiment, the mounting groove is disposed on the outer wall of the front end of the connector, the through groove is disposed on the rear side of the mounting groove, the clamping member is directly clamped into the mounting groove, and the clamping protrusion passes through the through groove and is clamped into the groove, so that the terminal is limited.
Referring to fig. 1 to 4, a sealing ring 12 is disposed at the outer edge of the side wall of the clamping piece 9, the sealing ring is disposed outside the clamping protrusion, the sealing ring is disposed between the clamping piece and the inner end surface of the mounting groove, and the sealing ring seals the joint of the clamping piece and the mounting groove.
In this embodiment, since the connection terminal adopts the clamping piece located outside the housing to perform axial limiting, in order to prevent external water from entering the connector, and there is a potential safety hazard, therefore, in this embodiment, a sealing ring is disposed at the outer edge of the side wall of the clamping piece, in this embodiment, the sealing ring is located at the outer edge of the rear side of the clamping piece, and seals the connection part between the clamping piece and the mounting groove, so as to prevent external water from entering the housing and contacting the connection terminal, and ensure the performance of the connector.
Referring to fig. 2-4, the clamping piece 9 is provided with at least two through holes 13, each through hole 13 is internally provided with a limit bolt 14, the outer wall of the shell is provided with a screw hole 15 matched with the through hole, the end of the limit bolt is screwed in the screw hole, and the limit bolt locks the clamping piece on the shell.
In this embodiment, two ends of the clamping piece are respectively provided with a through hole, and the clamping piece is locked on the shell through the limit bolt. If the distance between the adjacent terminals is large, through holes can be formed between the adjacent clamping protrusions, and limit bolts are screwed in each through hole, so that the limit quality of the clamping protrusions to the grooves of the wiring terminals can be guaranteed.
Referring to fig. 3 and 4, the tail end of the connecting terminal 4 is provided with a connecting hole 16, and the end of the cable is inserted into the connecting hole;
the inner wall of the wiring hole is provided with an inward convex part 17 which is arranged at the opposite end of the tail end of the wiring terminal, and the outside of the convex part forms the groove;
the end of the cable is inserted between the convex part and the wiring hole.
In this embodiment, the joint protruding direct card is gone into in the recess to can also give recess department pressure, also give corresponding convex part pressure promptly, utilize the convex part to give the tip pressure of cable, so not only can carry out axial spacing to terminal, simultaneously, can also further spacing terminal and cable's junction, prevent cable and terminal break away from, guarantee the stability and the security that the connector used.
Referring to fig. 3, one end of the housing 3 is provided with a cavity 18, the cavity is disposed at an opposite end of the wire harness, one end of the terminal mounting cavity is communicated with the tail end of the housing, the other end is communicated with the cavity, and the end of the connecting terminal is inserted into the cavity. The cavity is used for giving way to the wiring terminal, so that the connector can be conveniently plugged and give way.
The connector comprises a connector body, a first mounting groove, a first elastic sealing ring and a second elastic sealing ring, wherein the outer wall of the connector body at least at one end is provided with the first mounting groove, the first elastic sealing ring is mounted in the first mounting groove, and the outer surface of the first elastic sealing ring is arranged at the outer part corresponding to the housing body;
the first mounting groove is arranged between the end part of the cavity and the clamping piece.
The connectors may include a male end and a female end, and in the present utility model, the connectors at two ends of the cable harness may be both male ends and female ends, or may be both male ends and female ends on one side and female ends on the other side. When the shell is inserted into the external connector, the first elastic sealing ring is used for sealing the joint, so that external water is prevented from entering the joint, and the sealing effect of the joint is ensured.
Referring to fig. 1 to 4, in this embodiment, a first mounting groove 19 is provided on an outer wall of the housing 3 of the connector at one end, a first elastic sealing ring 20 is installed in the first mounting groove, and an outer surface of the first elastic sealing ring is disposed at an outer portion corresponding to the housing;
the other end be equipped with the second mounting groove on the terminal surface of connector housing, the second mounting groove set up in terminal installation cavity outer fringe department, install second elastic sealing ring 21 in the second mounting groove, the one end of second elastic sealing ring install in the second mounting groove, the other end of second elastic sealing ring set up in corresponding the outside of casing tip.
In this embodiment, the connectors at both ends are all inserted into the external connectors corresponding to the devices or the corresponding connection locations, one end of each connector is sealed by the first elastic sealing ring, the shell is inserted into the external connectors, the first elastic sealing ring is used for sealing the inner walls of the corresponding connectors, external water is prevented from entering the cavity, and water is prevented from contacting the wiring terminals. The connector at the other end is also inserted into the external connector, and is abutted against the end face inside the external connector through the second sealing ring, and the cavity is sealed through the external connector and the second sealing ring.
The groove is of an arc structure, the end face of the clamping protrusion is matched with the groove, and the end face of the clamping protrusion is clamped in the groove. When the clamping bulges are clamped in the grooves, the clamping bulges are clamped on the outer surfaces of the grooves, the grooves are pressed, the axial limit of the terminal is realized, and meanwhile, the connection of the terminal and the cable is prevented from being separated.
Claims (10)
1. The utility model provides a cable harness, includes the pencil and sets up in the connector at pencil both ends, the connector includes the casing and sets up at least binding post in the casing, binding post with cable in the pencil links to each other, be equipped with in the casing with the terminal installation cavity of binding post one-to-one, every binding post installs in a terminal installation cavity, its characterized in that:
a groove is formed in the outer surface of the tail end of each wiring terminal, the groove is opposite to the connection part of the cable and the wiring terminal, a through groove communicated with the corresponding terminal installation cavity is formed in the outer wall of the shell, and each through groove is opposite to one groove;
the shell is characterized in that a clamping piece is arranged on the outer wall of the shell, a plurality of clamping bulges are arranged on the side wall of the clamping piece, and each clamping bulge is respectively clamped in the corresponding groove through a through groove.
2. The cable harness of claim 1, wherein: the terminal installation cavities are arranged at intervals from left to right, the through grooves are arranged on the outer wall of the shell at intervals from left to right, and the clamping protrusions are arranged on the side wall of the clamping piece at intervals from left to right.
3. The cable harness of claim 1, wherein: the outer wall of the shell is provided with a mounting groove, a plurality of through grooves are formed in the mounting groove, and the clamping piece is mounted in the mounting groove.
4. A cable harness according to claim 3, characterized in that: the outer fringe department of joint spare lateral wall is equipped with a sealing washer, the sealing washer set up in the bellied outside of joint, the sealing washer set up in between the joint spare with the interior terminal surface of mounting groove, the sealing washer will the joint spare with the junction of mounting groove is sealed.
5. The cable harness of claim 1, wherein: the clamping piece is provided with at least two through holes, a limit bolt is inserted into each through hole, a screw hole matched with the through hole is formed in the outer wall of the shell, the end portion of the limit bolt is screwed into the screw hole, and the limit bolt locks the clamping piece on the shell.
6. The cable harness of claim 1, wherein: the tail end of the wiring terminal is provided with a wiring hole, and the end part of the cable is inserted into the wiring hole;
the inner wall of the wiring hole is provided with an inward convex part which is arranged at the opposite end of the tail end of the wiring terminal, and the outer part of the convex part forms the groove;
the end of the cable is inserted between the convex part and the wiring hole.
7. The cable harness of claim 1, wherein: one end of the shell is provided with a cavity, the cavity is arranged at the opposite end of the wire harness, one end of the terminal installation cavity is communicated with the tail end of the shell, the other end of the terminal installation cavity is communicated with the cavity, and the end of the wiring terminal is inserted into the cavity.
8. The cable harness of claim 7, wherein: a first mounting groove is formed in the outer wall of the shell of the connector at least at one end, a first elastic sealing ring is mounted in the first mounting groove, and the outer surface of the first elastic sealing ring is arranged at the outer part corresponding to the shell;
and/or the first mounting groove is arranged between the end part of the cavity and the clamping piece.
9. The cable harness of claim 7, wherein: a first mounting groove is formed in the outer wall of the shell of the connector at one end, a first elastic sealing ring is mounted in the first mounting groove, and the outer surface of the first elastic sealing ring is arranged at the outer part corresponding to the shell;
the other end is provided with a second mounting groove on the end face of the connector shell, the second mounting groove is arranged at the outer edge of the terminal mounting cavity, a second elastic sealing ring is arranged in the second mounting groove, one end of the second elastic sealing ring is arranged in the second mounting groove, and the other end of the second elastic sealing ring is arranged outside the end part of the shell correspondingly.
10. The cable harness of claim 1, wherein: the groove is of an arc-shaped structure, the end face of the clamping protrusion is matched with the groove, and the end face of the clamping protrusion is clamped in the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322289095.0U CN220585641U (en) | 2023-08-24 | 2023-08-24 | Cable harness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322289095.0U CN220585641U (en) | 2023-08-24 | 2023-08-24 | Cable harness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220585641U true CN220585641U (en) | 2024-03-12 |
Family
ID=90118412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322289095.0U Active CN220585641U (en) | 2023-08-24 | 2023-08-24 | Cable harness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220585641U (en) |
-
2023
- 2023-08-24 CN CN202322289095.0U patent/CN220585641U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |