CN202042734U - Electric connector of electric car - Google Patents
Electric connector of electric car Download PDFInfo
- Publication number
- CN202042734U CN202042734U CN201120126310XU CN201120126310U CN202042734U CN 202042734 U CN202042734 U CN 202042734U CN 201120126310X U CN201120126310X U CN 201120126310XU CN 201120126310 U CN201120126310 U CN 201120126310U CN 202042734 U CN202042734 U CN 202042734U
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Abstract
The utility model belongs to the improved technology of an electric bicycle and in particular relates to an electric connector for connecting a motor of an electric car and a controller of the electric car. The electric connector of the electric car is arranged in the connection circuit between the controller and the motor, and comprises a male plug-in piece and a female plug-in piece which are matched. The electric connector of the electric car is characterized in that the tail end of the female plug-in piece is provided with a female shell which is formed by injection molding and integrated with the female plug-in piece, an inner cavity of the female shell is provided with a female location piece in the cylinder shape, a plurality of female through holes are distributed evenly on the female location piece, and a female terminal of the female plug-in piece is arranged in the corresponding female through hole in inserted connection mode. The tail end of the male plug-in piece is provided with a male shell which is formed by injection molding and integrated with the male plug-in piece, and a male terminal penetrating through the male shell is inserted into the female through hole to be connected with a female terminal circuit arranged in the female through hole. The electric connector of the electric car has the advantages of being simple and reasonable in structure, having good contact and waterproof effect, and prolonging service life.
Description
Technical field
The utility model belongs to the improvement technology of electric bicycle, specifically is a kind of electric connector that connects electric vehicle motor and controller.
Background technology
For reducing environmental pollution, electric bicycle is as the green traffic instrument, and progressively the instead of gasoline machine drives locomotive.In electric motor car, drive motors and electric machine controller all need to take than large space; And harness excess-length between motor and the controller, exist fixing unreliable, move towards shortcoming such as loaded down with trivial details; Also have problems such as the inconvenience of installation, maintenance difficult simultaneously.
For addressing the above problem, a kind of bindiny mechanism that connects electric vehicle motor and controller has appearred, this structure is: at each crimping one terminal (square conductive base pin) of end of motor lead-out wire (cable), end at the lead-out wire of controller is installed a plastic casing (connector), and plastic casing is provided with the jack that several and square conductive base pin size are complementary.During use, after the motor lead-out wire need pass motor nut, pad earlier, at its terminal strip off electric wire square conductive base pin is installed again, then square conductive base pin is inserted in the jack of connector.Fix shortcomings such as unreliable, that trend is difficult for though this technical scheme can solve preferably, but still have problems such as installing and using inconvenience.Simultaneously, owing to be that split is connected between motor lead-out wire and terminal, controller lead-out wire and the plastic casing, also there are defectives such as waterproof effect is poor, contact is poor, easy short circuit, electric leakage.In addition, the wiring operation is loaded down with trivial details during use, and taking place because of wiring error causes the accident of burn-down of electric motor can appear in layman's maintenance.
Existence in view of the above problems, people have proposed the jockey of electric bicycle motor and controller by further improving.As: in the Chinese patent literature, the jockey of electric bicycle motor and controller is disclosed, [Chinese patent application number be: 200520014709.3].The structure of the patented product comprises motor output signal line and controller connecting line, and the connection between described motor output signal line and the controller connecting line realizes by Aviation Connector.Though this technical scheme can solve defectives such as the wiring operation is loaded down with trivial details preferably, motor output signal line and controller connecting line contact difference cause short circuit, electric leakage easily; And when motor has fault, then need the part of electromobile frame is taken apart, not only time-consuming, and not strong to the protectiveness of part.
The utility model content
Improvement of the present utility model is to overcome the problems referred to above that exist in the background technology, and a kind of improvement of electric connector is provided, and this electric connector has simple and reasonable, easy to use, good water-proof effect, and advantage such as convenient installation.
The utility model proposes following technical scheme:
A kind of electric connector of electric motor car is arranged in controller and the circuit that motor is connected, and it comprises the male plug part and the mother board of mutual coupling, and described male plug part and mother board constitute by at least 7 butts; It is characterized in that: it is the parent shell of one that described mother board end is provided with its injection mo(u)lding, in this parent shell inner chamber female keeper is installed, described female keeper is a column construction, be evenly equipped with several female through holes on it, the female terminal on the described mother board is pegged graft and is arranged in corresponding female through hole; Described male plug part front end is provided with the public housing with its integrated injection molding, and this public affairs housing is a column construction, and the male terminal that passes public housing inserts in female through hole, is connected with female terminal circuit in being arranged on female through hole.
By public housing and the parent shell that front end setting and its injection mo(u)lding at male plug part and mother board are one, good water-proof effect, contact performance are good, and easy for installation; In addition, electrical machmary maintenance is convenient, that is: when the plug loose contact, do not need integral body to pull down maintenance, has saved maintenance time and expense.
Described parent shell is columnar structured, and the female keeper that is arranged in the parent shell inner chamber is a cylindrical structural.
Described public housing is a cylindrical structural, and its diameter is less than 10.5 millimeters.During use, public housing can directly pass from nut, pad; Erection joint in the above again after having solved existing syndeton and needing lead-out wire to pass such as connects at problem.
Described male plug part is made of 9 male terminals, and male terminal is arranged in parallel within on the periphery of public housing; Wherein the diameter of 3 male terminals is greater than the diameter of all the other 6 male terminals, and the height of the male terminal that diameter is bigger is greater than the height of the less male terminal of diameter.Described male terminal is arranged in (the promptly rationally compact electrical signal line of having arranged) on the periphery of public housing uniformly, and has reduced volume.In addition, the height of the terminal that diameter is bigger is greater than the height of the less terminal of diameter, and its purpose is: the grafting process, guaranteed the correctness of jack, and avoided because of there not being mating holes, and caused square conductive base pin intensity too low and be damaged.
The distal outer surface of described male terminal all is provided with an insulating sleeve with its parcel with one heart.By the insulating sleeve with its parcel is set at the male terminal end, thereby further improved water resistance.
Described mother board is made of 9 female terminals, and wherein the diameter of 3 female terminals is greater than the diameter of all the other 6 female terminals.
The outer surface of described female terminal all is welded with metal-back with one heart, and the end face of metal-back is provided with a kerf.This coated metal-back outside female terminal, its contact end face is provided with groove, and described female terminal is plugged in corresponding female through hole.By metal-back end face groove (otch) is set, makes its existence tighten up tension force at female terminal; When male terminal inserts, play the effect of tightening up, strengthen its contact performance.
The central axis of described male terminal and the central axis of female terminal be not on same horizontal axis.Contact performance is good, and (male terminal is arranged on the circumference, and it is eccentric that the hole of female terminal and the arrangement of male terminal are, and promptly the effect of extruding can be played in the axle center between male terminal and the female terminal after the grafting not on same straight line; Thereby improved contact performance widely.)
The periphery of the terminal inner chamber of described parent shell is provided with two capillary grooves that are arranged in parallel.The fore end outer circumference face of public housing is provided with two annular ridges that are complementary with this capillary groove.By two-layer draw-in groove, annular ridge are set, improved the contact strength of parent shell and public housing widely.
Be equipped with quick grafting mark on the outer circumference surface of described parent shell and public housing.By the arrow logo of mutual grafting is set, can play the effect of quick grafting outside parent shell and public housing.
When the utility model uses, after the both sides that are installed in the electrical axis on the electric bicycle are fixed on chain stay or vehicle frame, it is fastening with nut, pad.After male plug part (motor lead-out wire) passes from electrical axis, behind nut, pad, cooperate with mother board (controller lead-out wire) grafting.Because the public diameter of the housing of male plug part can directly pass from nut, pad less than 10.5 millimeters; Erection joint in the above again after having solved existing syndeton and needing lead-out wire to pass such as connects at problem.
The beneficial effects of the utility model are: simple and reasonable, installation and maintenance are convenient, by going up public housing and the parent shell of installing with its integrated injection molding at male plug part (motor lead-out wire) and mother board (controller lead-out wire), and realized the better seal effect by being connected of male terminal in the housing and female terminal, contact is good, good water-proof effect; Simultaneously, the height greater than the less terminal of diameter of the height of the terminal that diameter is bigger setting; Make in the grafting process, guaranteed the correctness of jack, avoided because of there not being mating holes, and cause conductive base pin intensity too low and be damaged, improved useful life widely.
Description of drawings
Fig. 1 is the perspective view of male terminal in the utility model.
The blast perspective view of male terminal in Fig. 2 the utility model.
Male terminal master TV structure schematic diagram in Fig. 3 the utility model.
Fig. 4 is the perspective view of female terminal in the utility model.
The blast perspective view of female terminal in Fig. 5 the utility model.
Fig. 6 is the cross-sectional view of female terminal in the utility model.
Female terminal is welded with the structural representation of metal-back with one heart in Fig. 7 the utility model.
Fig. 8 perspective view of the present utility model.
Fig. 9 is the fit structure schematic diagram of male end and female end in the utility model.
Embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
Shown in Fig. 1-9, a kind of electric connector of electric motor car, this electric connector are arranged in controller and the circuit that motor is connected, comprise the male plug part 1 and the mother board 2 of mutual coupling, and described male plug part and mother board constitute by 9 butts.
It is the parent shell 11 of one that described mother board 2 ends are provided with its injection mo(u)lding, this parent shell is columnar structured, female keeper 12 is installed in its inner chamber, described female keeper 12 is a cylindrical structural, be evenly equipped with female through hole 13 that several and female electrical signal line are complementary on its periphery, the female terminal 10 on the described mother board is pegged graft and is arranged in corresponding female through hole 13.
As further improvement of the utility model, described nine female through holes are evenly distributed on female keeper end face, and the end face center is provided with the female through hole in a center, and the center of remaining eight female through hole is evenly distributed on the same circumference of the female through hole in center.
Described mother board 2 is made of 9 female terminals 10, and wherein the diameter of 3 female terminal 10-1 is greater than the diameter of all the other 6 female terminal 10-2.
The outer surface of described female terminal 10 all is welded with metal-back 10-3 with one heart, and the end face of metal-back 10-3 is provided with a kerf 10-4.
Described male plug part 1 front end is provided with the public housing 4 with its integrated injection molding, and this public affairs housing 4 is a cylindrical structural, and the metal male terminal 7 that passes public housing 4 inserts in female through hole 13, is connected with female terminal 10 circuit in being arranged on female through hole 13.
Described male plug part 1 is made of 9 male terminals 7, and male terminal 7 is arranged in parallel within on the periphery of public housing; Wherein the diameter of 3 male terminals is greater than the diameter of all the other 6 male terminals, and the height of the male terminal 7-1 that diameter is bigger is greater than the height of the less male terminal 7-2 of diameter.
The distal outer surface of described male terminal 7 all is provided with an insulating sleeve 5 with its parcel with one heart, and wherein 3 male terminal 7-1 are directly injection-moulded in the insulating sleeve 5.
The central axis of the central axis of described male terminal 7 and female terminal 10 is not on same horizontal axis.
Be equipped with quick grafting mark 3 on the outer circumference surface of described parent shell 11 and public housing 4.
When the utility model used, mother board 2 was positioned at the top of male plug part 1, thereby the situation of having avoided water to flow in the plug wire from the outside takes place.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can to described specific embodiment make various modifications replenish or adopt similar mode substitute (be of the present utility model at not only have only 9 heart yearns; 7 heart yearns, 8 heart yearns, 10 heart yearns etc. are all at protection range), but can not depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (10)
1. the electric connector of an electric motor car is arranged in controller and the circuit that motor is connected, and it comprises the male plug part (1) and the mother board (2) of mutual coupling, and described male plug part and mother board constitute by at least 7 butts; It is characterized in that: it is the parent shell (11) of one that described mother board (2) end is provided with its injection mo(u)lding, female keeper (12) is installed in this parent shell inner chamber, described female keeper (12) is a column construction, be evenly equipped with several female through holes (13) on it, the female terminal on the described mother board (10) is pegged graft and is arranged in corresponding female through hole (13); Described male plug part (1) front end is provided with the public housing (4) with its integrated injection molding, this public affairs housing (4) is a column construction, the male terminal (7) that passes public housing (4) inserts in female through hole (13), and female terminal (10) circuit interior with being arranged on female through hole (13) is connected.
2. the electric connector of electric motor car according to claim 1, it is characterized in that: described parent shell is columnar structured, the female keeper that is arranged in the parent shell inner chamber is a cylindrical structural.
3. the electric connector of electric motor car according to claim 1 and 2, it is characterized in that: described public housing (4) is a cylindrical structural, and its diameter is less than 10.5 millimeters.
4. the electric connector of electric motor car according to claim 3 is characterized in that: described male plug part (1) is made of 9 male terminals (7), and male terminal (7) is arranged in parallel within on the periphery of public housing; Wherein the diameter of 3 male terminals is greater than the diameter of all the other 6 male terminals, and the height of the male terminal that diameter is bigger (7-1) is greater than the height of the less male terminal of diameter (7-2).
5. the electric connector of electric motor car according to claim 4, it is characterized in that: the distal outer surface of described male terminal (7) all is provided with an insulating sleeve with its parcel (5) with one heart.
6. the electric connector of electric motor car according to claim 5 is characterized in that: described mother board (2) is made of 9 female terminals (10), and wherein the diameter of 3 female terminals (10-1) is greater than the diameter of all the other 6 female terminals (10-2).
7. the electric connector of electric motor car according to claim 3, it is characterized in that: the outer surface of described female terminal (10) all is welded with metal-back (10-3) with one heart, and the end face of metal-back (10-3) is provided with a kerf (10-4).
8. the electric connector of electric motor car according to claim 1, it is characterized in that: the central axis of the central axis of described male terminal (7) and female terminal (10) is not on same horizontal axis.
9. the electric connector of electric motor car according to claim 1, it is characterized in that: the periphery of the terminal inner chamber of described parent shell (11) is provided with two capillary grooves that are arranged in parallel (6).
10. the electric connector of electric motor car according to claim 1 is characterized in that: be equipped with quick grafting mark (3) on the outer circumference surface of described parent shell (11) and public housing (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120126310XU CN202042734U (en) | 2011-04-25 | 2011-04-25 | Electric connector of electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120126310XU CN202042734U (en) | 2011-04-25 | 2011-04-25 | Electric connector of electric car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202042734U true CN202042734U (en) | 2011-11-16 |
Family
ID=44970160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120126310XU Expired - Fee Related CN202042734U (en) | 2011-04-25 | 2011-04-25 | Electric connector of electric car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202042734U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106207581A (en) * | 2016-08-22 | 2016-12-07 | 宜科(天津)电子有限公司 | Pre-note adapter has colour discrimination system |
| CN108054548A (en) * | 2018-01-11 | 2018-05-18 | 深圳市智亿鑫电子有限公司 | Automobile high-speed Male head connector |
| CN108888242A (en) * | 2018-08-09 | 2018-11-27 | 深圳迈瑞生物医疗电子股份有限公司 | Plug-in type monitor and card module for plug-in type monitor |
| CN113054466A (en) * | 2021-03-24 | 2021-06-29 | 核工业西南物理研究院 | Integrated switching fastening protection device of armor signal cable |
-
2011
- 2011-04-25 CN CN201120126310XU patent/CN202042734U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106207581A (en) * | 2016-08-22 | 2016-12-07 | 宜科(天津)电子有限公司 | Pre-note adapter has colour discrimination system |
| CN108054548A (en) * | 2018-01-11 | 2018-05-18 | 深圳市智亿鑫电子有限公司 | Automobile high-speed Male head connector |
| CN108888242A (en) * | 2018-08-09 | 2018-11-27 | 深圳迈瑞生物医疗电子股份有限公司 | Plug-in type monitor and card module for plug-in type monitor |
| CN113054466A (en) * | 2021-03-24 | 2021-06-29 | 核工业西南物理研究院 | Integrated switching fastening protection device of armor signal cable |
| CN113054466B (en) * | 2021-03-24 | 2022-02-01 | 核工业西南物理研究院 | Integrated switching fastening protection device of armor signal cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111116 Termination date: 20120425 |