CN203466405U - Waterproof short-circuit device for wiring harness - Google Patents
Waterproof short-circuit device for wiring harness Download PDFInfo
- Publication number
- CN203466405U CN203466405U CN201320533427.9U CN201320533427U CN203466405U CN 203466405 U CN203466405 U CN 203466405U CN 201320533427 U CN201320533427 U CN 201320533427U CN 203466405 U CN203466405 U CN 203466405U
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- China
- Prior art keywords
- short
- terminal
- waterproof
- short circuit
- wire harness
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Abstract
Disclosed is a waterproof short-circuit device for a wiring harness. The technical scheme of the waterproof short-circuit device is as follow: the waterproof short-circuit device comprises a plurality of plug terminals, a terminal sheath and a short-circuit cover, the plurality of the plug terminals are respectively connected with wire end portions needing to be short-circuited in an automobile wiring harness in a compression-joint manner and plugged in terminal jacks of the terminal sheath, a plug terminal positioning mechanism is disposed in the terminal jacks of the terminal sheath, the short-circuit cover covers at a front end of the terminal sheath, an inner part of the short-circuit cover is provided with a plurality of metal short-circuit inserting pieces which match the plug terminals and correspond to the plug terminals one by one, and the plug terminals of wires needing to be short-circuited are electrically connected through the metal short-circuit inserting pieces. The wires of the wiring harness are electrically connected by utilizing a manner that the metal short-circuit inserting pieces are plugged on the plug terminals, the device do not need special working positions and equipment, so production process of the wiring harness is simplified, production efficiency of the wiring harness is improved, and production cost of the wiring harness is lowered; and, at the same time, defects, that welding is not firm, compression joint is not firm or too tight and which are prone to occur in a conventional short-circuit mode, are overcome, and reliability of the wiring harness is improved.
Description
Technical field
The utility model relates to a kind of device for the multiple conducting wires of automotive wire bundle is shorted together, and belongs to connector technical field.
Background technology
Development along with automotive electronic technology, the kind of automobile electronics and quantity are more and more, cause the automotive wire bundle that is described as automobile " nervous centralis " to become increasingly complex, the same circuit often needs to be communicated with three or more function ends, this just need to be shorted together multiple conducting wires in wire harness production process, forms the same circuit of intercommunication.
At present, in automotive wire bundle, the short circuit mode between wire mainly contains following four kinds: 1. scolding tin welding; 2.U type terminal compression joint; 3. insert ear punching press; 4. ultrasonic wave fusion weld (technical scheme being provided as Chinese patent CN102738679A).The common shortcoming of these short circuit modes is all to need special station and equipment, has increased the production link of wire harness and the complexity of technique, has limited integral production beat, has reduced the production efficiency of wire harness, has strengthened the production cost of wire harness.Meanwhile, traditional short circuit mode is also easy to occur not prison welding, crimping is unreal or the phenomenon of tension and the very difficult identification of desk checking, causes vehicle functions not realize, and even causes burning damage accident.Therefore the reliability that, how to reduce the production cost of wire harness and improve wire harness just becomes the difficult problem that relevant technologies personnel face.
Utility model content
The purpose of this utility model is the drawback for prior art, and a kind of wire harness waterproof short connector is provided, and to improve the production efficiency of wire harness, reduces production costs and improves the reliability of wire harness.
Problem described in the utility model realizes with following technical proposals:
A kind of wire harness waterproof short connector, it comprises a plurality of inserting terminals, terminal jacket and short circuit cover, a plurality of inserting terminals are crimped on respectively to be needed each wire termination of short circuit and is inserted in the terminal jacks of terminal jacket in automotive wire bundle, in the terminal jacks of described terminal jacket, be provided with inserting terminal detent mechanism, described short circuit cover covers on the front end of terminal jacket, its inside is provided with that a plurality of and inserting terminal match and metal short connection insert sheet one to one, needs by metal short connection insert sheet, to be electrically connected between the inserting terminal of wire of short circuit.
Above-mentioned wire harness waterproof short connector, is provided with waterproof apron between the sidewall of described short circuit cover and terminal jacket, is provided with waterproof apron clamping projection on the sidewall of terminal jacket.
Above-mentioned wire harness waterproof short connector, also comprises secondary lock banking stop in formation, described secondary lock banking stop is inserted in the secondary locking plate stopper slot on terminal jacket sidewall, is provided with and a plurality of locking holes that match with inserting terminal on it.
Above-mentioned wire harness waterproof short connector, is provided with short circuit cover positive stop lug boss on the sidewall of described terminal jacket, described short circuit cover positive stop lug boss is corresponding with the stopper slot on short circuit cover inwall.
Above-mentioned wire harness waterproof short connector, the cross section of the terminal jacks rear end of described terminal jacket is circular, on the inserting terminal of terminal jacks inside, is provided with waterproof bolt.
Above-mentioned wire harness waterproof short connector, a plurality of metal short connection insert sheets of described short circuit cover inside are divided into many groups, between every group of metal short connection insert sheet, are electrically connected to.
Above-mentioned wire harness waterproof short connector, is provided with a plurality of annular grooves on the outer wall of described waterproof apron.
The utility model adopts the mode of the metal short connection insert sheet of pegging graft on inserting terminal to realize the electrical connection between harness lead, this device does not need special station and equipment, thereby simplified the production technology of wire harness, improved the production efficiency of wire harness, reduced the production cost of wire harness.Meanwhile, the utility model has also overcome that traditional short circuit mode is prone to not prison welding, crimping is unreal or the shortcoming of tension, has improved the reliability of wire harness.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is explosive view of the present utility model;
Fig. 2 is the structural representation of short circuit cover;
Fig. 3 is the structural representation of terminal jacket;
Fig. 4 is the assembling schematic diagram of waterproof apron, terminal jacket, secondary lock banking stop, inserting terminal, waterproof bolt and wire;
Fig. 5 is outline drawing of the present utility model;
Fig. 6 and Fig. 7 are two kinds of connected mode schematic diagrames of metal short connection insert sheet.
In figure, each list of reference numerals is: 1, short circuit cover, 1-1, metal short connection insert sheet, 2, waterproof apron, 3, terminal jacket, 3-1, terminal jacks, 3-2, waterproof apron clamping projection, 3-3, secondary locking plate stopper slot, 3-4, short circuit cover positive stop lug boss, 4, secondary lock banking stop, 5, inserting terminal, 6, waterproof bolt, 7, wire.
Embodiment
Referring to Fig. 1～Fig. 5, the utility model comprises short circuit cover 1, waterproof apron 2, terminal jacket 3, secondary lock banking stop 4, inserting terminal 5 and waterproof bolt 6.In short circuit cover 1, be provided with metal short connection insert sheet 1-1; Secondary lock banking stop 4 is arranged in the secondary locking plate stopper slot 3-3 of terminal jacket 3; Waterproof bolt 6 is sleeved on inserting terminal 5 roots and matches with the terminal jacks 3-1 of terminal jacket 3.The major function of each parts and being characterized as:
Short circuit cover 1: the wire in wire harness is communicated with; Metal short connection insert sheet 1-1 plays short circuit wire.Fig. 6, Fig. 7 are the catenation principle of metal short connection insert sheet, represent the connected mode of short circuit cover 1 interior metal short connection insert sheet 1-1.
Waterproof apron 2: have waterproof action, its outer setting has annular groove, can closely cooperate with short circuit cover 1, and effective waterproof also reduces cushion effect, can avoid because capillarity absorbs water, and the angle of annular groove sidewall and terminal jacket 3 sides is all designed to 30o.
Terminal jacket 3: for fixed beam inserting terminal 5; Waterproof apron clamping projection 3-2 on it is waterproof apron 2 effectively fixedly; The inserting surface of short circuit cover positive stop lug boss 3-4 front end is inclined-plane, and the inclination angle on inclined-plane is designed to 125o, is easy to the insertion of terminal jacket; The rear end of terminal jacks 3-1 is designed to circle, can closely cooperate with waterproof bolt 6, effectively waterproof.
Secondary lock banking stop 4: inserting terminal 5 is carried out to locking for the second time, effectively prevent from causing inserting terminal to exit because inserting terminal lockable mechanism damages.
Short circuit cover 1 is for solidifying integral type design, and sealing effectiveness is good, does not have the seepy question of material own.Its inner metal short connection insert sheet 1-1 can carry out the connection (as Fig. 6, Fig. 7) of different modes as required, strengthens the versatility of short connector itself, saves space and resource.The end of metal short connection insert sheet 1-1 is designed with chamfering, and the design of interconnective metal short connection insert sheet employing integral type, and its advantage is to protect short circuit cover 1 and terminal jacket 3, guarantees the reliability that wire connects.
Secondary locking plate stopper slot 3-3 can be limited in secondary lock banking stop 4 in groove, and secondary lock banking stop 4 can directly carry out secondary locking to inserting terminal 5, saves working hour.Terminal jacks 3-1 and waterproof bolt 6 closely cooperate, and eliminate gap, effectively prevent the immersion of liquid.
While producing wire harness, first by the corresponding inserting terminal 5 of the wire termination crimping that needs short circuit in wire harness, and inserting terminal 5 is plugged in terminal jacket 3, then short circuit cover is plugged on the terminal jacket that inserting terminal is installed, thereby realizes the connection of respective wire.The utility model replaces the processing modes such as welding, U-shaped terminal compression joint, cancels corresponding processing stations, process equipment and operating personnel, can cut down finished cost, and reduces equipment investment, enhances productivity; Eliminate crimping or weld unreal or tension, improving wire harness reliability.
The utility model adopts high temperature resistant material, has designed proof mechanism of water simultaneously, and this product has high temperature resistant and good water resistance, can be applicable in the adverse circumstances such as enging cabin.This utility model is designed with the secondary lockable mechanism of inserting terminal simultaneously, can effectively prevent that inserting terminal from exiting, and improves the reliability of product.
Metal short connection insert sheet 1-1 in short circuit cover 1 can adopt multiple connection compound mode (as Fig. 6, Fig. 7), according to the needs of automotive wire bundle design, chooses corresponding connected mode.In same short connector, can design a plurality of wires contact altogether simultaneously, to save space and man-hour, while saving resource.
The metal short connection insert sheet 1-1 of interconnection adopts integral type design, is reduced in the voltage drop producing in connection procedure, guarantees the reliability that wire connects.
Claims (7)
1. a wire harness waterproof short connector, it is characterized in that, it comprises a plurality of inserting terminals (5), terminal jacket (3) and short circuit cover (1), a plurality of inserting terminals (5) are crimped on respectively in the terminal jacks (3-1) that needs each wire of short circuit (7) end in automotive wire bundle and be inserted in terminal jacket (3), in the terminal jacks (3-1) of described terminal jacket (3), be provided with inserting terminal detent mechanism, described short circuit cover (1) covers on the front end of terminal jacket (3), its inside is provided with that a plurality of and inserting terminal (5) match and metal short connection insert sheet (1-1) one to one, need by metal short connection insert sheet (1-1), to be electrically connected between the inserting terminal (5) of wire (7) of short circuit.
2. a kind of wire harness waterproof short connector according to claim 1, it is characterized in that, between the sidewall of described short circuit cover (1) and terminal jacket (3), be provided with waterproof apron (2), on the sidewall of terminal jacket (3), be provided with waterproof apron clamping projection (3-2).
3. a kind of wire harness waterproof short connector according to claim 1 and 2, it is characterized in that, in formation, also comprise secondary lock banking stop (4), described secondary lock banking stop (4) is inserted in the secondary locking plate stopper slot (3-3) on terminal jacket (3) sidewall, is provided with a plurality of locking holes that match with inserting terminal (5) on it.
4. a kind of wire harness waterproof short connector according to claim 3, it is characterized in that, on the sidewall of described terminal jacket (3), be provided with short circuit cover positive stop lug boss (3-4), described short circuit cover positive stop lug boss (3-4) is corresponding with the stopper slot on short circuit cover (1) inwall.
5. a kind of wire harness waterproof short connector according to claim 4, is characterized in that, the cross section of terminal jacks (3-1) rear end of described terminal jacket (3) is circular, on the inner inserting terminal (5) of terminal jacks (3-1), is provided with waterproof bolt (6).
6. a kind of wire harness waterproof short connector according to claim 5, is characterized in that, the inner a plurality of metal short connection insert sheets (1-1) of described short circuit cover (1) are divided into many groups, between every group of metal short connection insert sheet (1-1), are electrically connected to.
7. a kind of wire harness waterproof short connector according to claim 6, is characterized in that, on the outer wall of described waterproof apron (2), is provided with a plurality of annular grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320533427.9U CN203466405U (en) | 2013-08-30 | 2013-08-30 | Waterproof short-circuit device for wiring harness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320533427.9U CN203466405U (en) | 2013-08-30 | 2013-08-30 | Waterproof short-circuit device for wiring harness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203466405U true CN203466405U (en) | 2014-03-05 |
Family
ID=50178744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320533427.9U Expired - Lifetime CN203466405U (en) | 2013-08-30 | 2013-08-30 | Waterproof short-circuit device for wiring harness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203466405U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329213A (en) * | 2016-11-03 | 2017-01-11 | 安徽江淮汽车股份有限公司 | Waterproof plug assembly for connector |
| CN107444303A (en) * | 2017-07-13 | 2017-12-08 | 合肥创智汽车技术开发有限公司 | A kind of automotive wire bundle plug-in unit |
-
2013
- 2013-08-30 CN CN201320533427.9U patent/CN203466405U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329213A (en) * | 2016-11-03 | 2017-01-11 | 安徽江淮汽车股份有限公司 | Waterproof plug assembly for connector |
| CN107444303A (en) * | 2017-07-13 | 2017-12-08 | 合肥创智汽车技术开发有限公司 | A kind of automotive wire bundle plug-in unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140305 |