CN220233568U - Waterproof connection wire harness - Google Patents
Waterproof connection wire harness Download PDFInfo
- Publication number
- CN220233568U CN220233568U CN202321527938.XU CN202321527938U CN220233568U CN 220233568 U CN220233568 U CN 220233568U CN 202321527938 U CN202321527938 U CN 202321527938U CN 220233568 U CN220233568 U CN 220233568U
- Authority
- CN
- China
- Prior art keywords
- terminal
- junction
- shell
- wire
- inner shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000002184 metal Substances 0.000 claims abstract description 24
- 238000003466 welding Methods 0.000 claims abstract description 4
- 229920003023 plastic Polymers 0.000 claims description 8
- 239000004033 plastic Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 230000002742 anti-folding effect Effects 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model relates to the technical field of electronic connection equipment, in particular to a waterproof connection wire harness which comprises a connection wire, a connection terminal and a waterproof component, wherein the connection wire comprises a metal wire and an insulating sleeve sleeved outside the metal wire, the connection terminal comprises a terminal body and a plug-in cylinder, the other end of the terminal body is connected with the metal wire in a resistance welding mode, the waterproof component comprises a terminal outer shell, a connection part inner shell, a connection part outer shell and a sleeve, the terminal outer shell is sleeved on the terminal body, the plug-in cylinder penetrates out of the terminal outer shell, the sleeve is sleeved on the plug-in cylinder, the connection part inner shell is sleeved on the connection part of the terminal body and the metal wire, and the connection part outer shell is sleeved on the connection part inner shell.
Description
Technical Field
The utility model relates to the technical field of electronic connection equipment, in particular to a waterproof connection wire harness.
Background
Along with the development of science and technology, the electronic control equipment has more and more functions, and great convenience is brought to the daily life of people. In the using process of the electric control equipment, data signal transmission or power supply of the electric control equipment are usually carried out, and a connecting wire harness is used;
the junction of wire and terminal lacks waterproof construction in current connection pencil, and waterproof performance is relatively poor, and the junction of wire and terminal is intake easily and is caused circuit trouble when using.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems.
The utility model provides a waterproof connection pencil, including connecting wire, connecting terminal and waterproof module, connecting wire includes the wire and overlaps the cover and establish the insulating cover outside the wire, and the wire tip exposes outside the insulating cover, connecting terminal includes terminal body and grafting section of thick bamboo, grafting section of thick bamboo sets up in the one end of terminal body, the other end and the wire of terminal body are connected, waterproof module includes the terminal shell, junction inner shell, junction shell and sleeve, terminal shell cover is located on the terminal body, grafting section of thick bamboo wears out outside the terminal shell, the sleeve cover is located on the grafting section of thick bamboo, junction inner shell cover is located the junction of terminal body and wire, junction shell cover is located on the junction inner shell and is connected with terminal shell water-tightness.
As a further scheme of the utility model: the junction is equipped with wiring chamber and terminal chamber in the inner shell, and connecting wire wears to locate the wiring intracavity, and the terminal body stretches into the wiring intracavity from the terminal chamber and is connected with the wire, is equipped with the extension on the terminal shell, and the extension stretches into the terminal intracavity.
As a further scheme of the utility model: the extension part is provided with a plurality of strip-shaped grooves, the plurality of strip-shaped grooves are arranged along the axis direction of the connecting wire, the inner wall of the terminal cavity is provided with a plurality of strip-shaped protruding blocks, and the plurality of strip-shaped protruding blocks correspond to the plurality of strip-shaped grooves one by one.
As a further scheme of the utility model: the junction shell includes integrated into one piece's connecting portion and prevents folding portion, is equipped with in the connecting portion and cup joints the chamber, and junction inner shell sets up in cup jointing the intracavity, has offered the through-hole that supplies the connecting wire to penetrate on preventing folding portion, and connecting wire stretches into the wiring intracavity through the through-hole, prevents folding portion's surface and is equipped with a plurality of crease.
As a further scheme of the utility model: the junction inner shell adopts the pre-buried mode of moulding plastics to mould plastics the junction of terminal body and wire, and the junction shell adopts the pre-buried mode of moulding plastics to mould plastics on the junction inner shell.
As a further scheme of the utility model: the material of the inner shell at the joint is PA6.
As a further scheme of the utility model: the material of junction shell is PVC.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the connecting part inner shell and the connecting part outer shell are arranged at the connecting part of the terminal body and the metal wire for double-layer sealing, so that the connecting wire harness has good waterproof performance (the waterproof grade can reach IP 68), and normal work can be ensured even in a wet working environment;
2. the connecting part inner shell and the connecting part outer shell are fixed at the connecting part of the terminal body and the metal wire in a pre-buried injection molding mode, so that the tightness among the connecting part inner shell, the connecting part outer shell, the terminal body and the metal wire can be enhanced, the waterproof performance is further improved, the production process is simplified, and the assembly steps are reduced.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
Fig. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a schematic view of another construction of the present utility model.
Fig. 3 is a cross-sectional view of the present utility model.
Fig. 4 is a schematic view of the structure of the terminal housing of the present utility model.
FIG. 5 is a schematic view of the construction of the inner shell of the joint of the present utility model.
Fig. 6 is a schematic view of the structure of the joint housing of the present utility model.
In the figure: 1. the connecting wire, 2, connecting terminal, 3, waterproof component, 11, insulating cover, 12, wire, 21, terminal body, 22, grafting section of thick bamboo, 31, terminal shell, 32, junction inner shell, 33, junction shell, 34, sleeve, 311, extension, 312, strip recess, 321, wiring chamber, 322, terminal chamber, 323, strip lug, 331, connecting portion, 332, prevent folding portion, 333, cup joint chamber, 334, through-hole, 335, prevent the fold.
Detailed Description
The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, in an embodiment of the present utility model, a waterproof connection harness includes a connection wire 1, a connection terminal 2 and a waterproof component 3, the connection wire 1 includes a metal wire 12 and an insulation sleeve 11 sleeved outside the metal wire 12, and an end portion of the metal wire 12 is exposed outside the insulation sleeve 11, the connection terminal 2 includes a terminal body 21 and a plug tube 22, the plug tube 22 is disposed at one end of the terminal body 21, the other end of the terminal body 21 is connected with the metal wire 12, the waterproof component 3 includes a terminal outer shell 31, a connection inner shell 32, a connection outer shell 33 and a sleeve 34, the terminal outer shell 31 is sleeved on the terminal body 21, the plug tube 22 penetrates out of the terminal outer shell 31, the sleeve 34 is sleeved on the plug tube 22, the connection inner shell 32 is sleeved on the connection inner shell 32 and is connected with the terminal outer shell 31 in a watertight manner, and the connection inner shell 32 and the connection outer shell 33 are sealed in a double layer manner by disposing at a connection position between the terminal body 21 and the metal wire 12, so that the connection has good waterproof performance (waterproof performance can be ensured even if the harness can still normally work under a wet environment 68).
Further as shown in fig. 3-5, the connecting part inner shell 32 is internally provided with a wiring cavity 321 and a terminal cavity 322, the connecting wire 1 is arranged in the wiring cavity 321 in a penetrating manner, the terminal body 21 extends into the wiring cavity 321 from the terminal cavity 322 and is connected with the metal wire 12, the terminal shell 31 is provided with an extension part 311, the extension part 311 extends into the terminal cavity 322, a plurality of strip grooves 312 are formed in the extension part 311, the plurality of strip grooves 312 are arranged along the axis direction of the connecting wire 1, the inner wall of the terminal cavity 322 is provided with a plurality of strip projections 323, the plurality of strip projections 323 are in one-to-one correspondence with the plurality of strip grooves 312, so that the terminal shell 31 and the connecting part inner shell 32 are connected more firmly, the sealing property between the terminal shell 31 and the connecting wire is enhanced, and the waterproof performance of the connecting wire harness is further improved.
Further as shown in fig. 6, the joint outer shell 33 includes an integrally formed connection portion 331 and an anti-folding portion 332, a sleeve joint cavity 333 is provided in the connection portion 331, the joint inner shell 32 is provided in the sleeve joint cavity 333, a through hole 334 for the connection wire 1 to penetrate is provided on the anti-folding portion 332, the connection wire 1 penetrates through the through hole 334 and stretches into the wiring cavity 321, a plurality of anti-folding lines 335 are provided on the outer surface of the anti-folding portion 332, when the connection wire 1 swings and bends, the anti-folding portion 332 can bear external force to deform, the connection wire 1 is protected, and the phenomenon that the insulation sleeve 11 and the metal wire 12 are damaged due to excessive or long-term bending of the connection wire 1 is effectively prevented.
Further, the junction inner shell 32 is injection molded to the junction between the terminal body 21 and the metal wire 12 in a pre-buried injection molding mode, and the junction outer shell 33 is injection molded to the junction inner shell 32 in a pre-buried injection molding mode, so that the junction inner shell 32, the junction outer shell 33, the terminal body 21 and the metal wire 12 are more firmly connected, the tightness between the four is enhanced, the waterproof performance of a connecting wire harness is further improved, the production process is simplified, and the assembly steps are reduced.
Further, the material of junction inner shell 32 is PA6 for junction inner shell 32 has good fatigue resistance, compressive resistance and heat resistance, improves the life of connection pencil.
Further, the material of junction shell 33 is PVC for junction shell 33 has good electrical insulation, improves the reliability and the security of connecting the pencil.
Further, the metal wire 12 is connected with the terminal body 2 by adopting a resistance welding mode, so that the metal wire 12 and the terminal body 21 can be completely attached, the welding point is firmer, and the connecting wire harness has good conductivity.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (8)
1. A waterproof connecting harness, characterized by comprising:
the connecting wire comprises a metal wire and an insulating sleeve sleeved outside the metal wire, and the end part of the metal wire is exposed outside the insulating sleeve;
the connecting terminal comprises a terminal body and a plug-in cylinder, the plug-in cylinder is arranged at one end of the terminal body, and the other end of the terminal body is connected with the metal wire;
the waterproof assembly comprises a terminal outer shell, a junction inner shell, a junction outer shell and a sleeve, wherein the terminal outer shell is sleeved on the terminal body, the plug tube penetrates out of the terminal outer shell, the sleeve is sleeved on the plug tube, the junction inner shell is sleeved on the junction of the terminal body and the metal wire, and the junction outer shell is sleeved on the junction inner shell and is connected with the terminal outer shell in a watertight manner.
2. The waterproof connecting harness according to claim 1, wherein: the junction is equipped with wiring chamber and terminal chamber in the inner shell, and connecting wire wears to locate the wiring intracavity, and the terminal body stretches into the wiring intracavity from the terminal chamber and is connected with the wire, is equipped with the extension on the terminal shell, and the extension stretches into the terminal intracavity.
3. A waterproof connecting harness according to claim 2, characterized in that: the extension part is provided with a plurality of strip-shaped grooves, the plurality of strip-shaped grooves are arranged along the axis direction of the connecting wire, the inner wall of the terminal cavity is provided with a plurality of strip-shaped protruding blocks, and the plurality of strip-shaped protruding blocks correspond to the plurality of strip-shaped grooves one by one.
4. A waterproof connecting harness according to claim 2, characterized in that: the junction shell includes integrated into one piece's connecting portion and prevents folding portion, is equipped with in the connecting portion and cup joints the chamber, and junction inner shell sets up in cup jointing the intracavity, has offered the through-hole that supplies the connecting wire to penetrate on preventing folding portion, and connecting wire stretches into the wiring intracavity through the through-hole, prevents folding portion's surface and is equipped with a plurality of crease.
5. The waterproof connecting harness according to claim 1, wherein: the junction inner shell adopts the pre-buried mode of moulding plastics to mould plastics the junction of terminal body and wire, and the junction shell adopts the pre-buried mode of moulding plastics to mould plastics on the junction inner shell.
6. The waterproof connecting harness according to claim 1, wherein: the material of the inner shell at the joint is PA6.
7. The waterproof connecting harness according to claim 1, wherein: the material of junction shell is PVC.
8. The waterproof connecting harness according to claim 1, wherein: the metal wire is connected with the terminal body in a resistance welding mode.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321391905 | 2023-06-01 | ||
| CN2023213919057 | 2023-06-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220233568U true CN220233568U (en) | 2023-12-22 |
Family
ID=89181423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321527938.XU Active CN220233568U (en) | 2023-06-01 | 2023-06-15 | Waterproof connection wire harness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220233568U (en) |
-
2023
- 2023-06-15 CN CN202321527938.XU patent/CN220233568U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Room 103, No. 83 Hulong Road, Qiaotou Town, Dongguan City, Guangdong Province, 523520 Patentee after: Youke Electronics (Dongguan) Co.,Ltd. Country or region after: China Address before: No. 3, Qiaoxin West Second Road, Qiaotou Town, Dongguan City, Guangdong Province, 523520 Patentee before: Youke Electronics (Dongguan) Co.,Ltd. Country or region before: China |