CN207459349U - A kind of electric bicycle motor draws line stretcher - Google Patents
A kind of electric bicycle motor draws line stretcher Download PDFInfo
- Publication number
- CN207459349U CN207459349U CN201721383538.0U CN201721383538U CN207459349U CN 207459349 U CN207459349 U CN 207459349U CN 201721383538 U CN201721383538 U CN 201721383538U CN 207459349 U CN207459349 U CN 207459349U
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- Prior art keywords
- cylindrical type
- electric bicycle
- contact pin
- socket
- plug
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Abstract
The utility model discloses a kind of electric bicycle motors to draw line stretcher, wherein, including：Cylindrical type plug and the cylindrical type socket with the cylindrical type mate, multiple contact pins are set on cylindrical type plug, the jack that multiple contact pins on cylindrical type plug match is set on cylindrical type socket for insertion into contact pin, contact pin is used to be connected with motor lead-out wire/electric bicycle bus, jack is used to be connected with electric bicycle bus/motor lead-out wire, the outer surface of cylindrical type plug is provided with plug waterproof casings, the outer surface of cylindrical type socket is provided with socket waterproof casings, at least two protruding circular rings are provided in plug waterproof casings, the at least two recess annulus to match with protruding circular ring are provided in socket waterproof casings, when cylindrical type plug is inserted into cylindrical type socket, protruding circular ring can be fixed in recess annulus.Electric bicycle motor provided by the utility model draws the water resistance that line stretcher effectively increases electric bicycle.
Description
Technical field
The utility model is related to electric bicycle motor waterproof technique fields more particularly to a kind of electric bicycle motor to draw
Go out line stretcher.
Background technology
For electric bicycle motor lead-out wire generally using eight cored wires (3 power lines and 5 signal wires), each dynamic at present
Power, signal wire are wrapped up using insulating layer, and 8 conductor combinations together, reuse insulating layer package, the water proofing property of entire conducting wire
It can accomplish to soak in water for a long time, not go wrong very well.The waterproofing grade of electric bicycle motor can also be accomplished to grow
Time is soaked in water, directly operates in water.But the coupling device that the lead-out wire of motor is connected with vehicle, always for many years
Using can hardly waterproof traditional plug and socket, affect the water resistance of entire electric bicycle, and this tradition
Plug and socket toward contact be mounted on electric bicycle vehicle body below.
Therefore, the water resistance of electric bicycle how is improved to ask as those skilled in the art's technology urgently to be resolved hurrily
Topic.
The content of the invention
The utility model is intended at least solve one of technical problem in the prior art, provides a kind of electric bicycle
Motor lead-out wire coupling device, to solve the problems of the prior art.
As the one side of the utility model, a kind of electric bicycle motor is provided and draws line stretcher, wherein, institute
Stating electric bicycle motor extraction line stretcher includes：
Cylindrical type plug and the cylindrical type socket with the cylindrical type mate are set on the cylindrical type plug multiple
Contact pin sets the jack that multiple contact pins on the cylindrical type plug match on the cylindrical type socket for insertion into institute
Contact pin is stated, for being connected with motor lead-out wire/electric bicycle bus, the jack is used for total with electric bicycle the contact pin
Line/motor lead-out wire connection,
The outer surface of the cylindrical type plug is provided with plug waterproof casings, and the outer surface of the cylindrical type socket is provided with
Socket waterproof casings are provided at least two protruding circular rings in the plug waterproof casings, are set in the socket waterproof casings
There are at least two recess annulus to match with the protruding circular ring, when the cylindrical type plug is inserted into the cylindrical type socket
When, the protruding circular ring can be fixed in the recess annulus.
Preferably, three protruding circular rings in the plug waterproof casings are set, three are set in the socket waterproof casings
Be recessed annulus.
Preferably, the spacing distance between two adjacent protruding circular rings be 2.3mm, two adjacent recess
Spacing distance between annulus is 2.3mm, and the protruding circular ring and the recess annulus are the semicircle knot of a diameter of 0.8mm
Structure.
Preferably, spring steel wire coil is provided in the socket waterproof casings, the spring steel wire coil is close to the cylinder
The endface position of type socket.
Preferably, the spring steel wire coil is fixed on by the cured mode of thermoplastic in the contact pin waterproof casings, and shape
Into spring protrusion annulus, the spring protrusion annulus is the semi-circular structure of diameter 1.2mm, and the spring steel wire coil is apart from the circle
The endface position 3mm of column type socket.
Preferably, the cylindrical type plug is cured by thermoplastic with the plug waterproof casings and is integrally formed, the cylinder
Type socket and the cylindrical type socket casing are cured by thermoplastic to be integrally formed, outside the cylindrical type plug, the plug waterproof
The making material of set, the cylindrical type socket and the cylindrical type socket casing is PVC material.
Preferably, 5 signal wire contact pins of annular spread in pairs are provided on the cylindrical type plug and 3 power lines is inserted
Pin, be provided in outer ring the corresponding center of circle angle of 3 spacing distances be 120 ° power line contact pin and 3 spacing distances pair
The center of circle angle answered is 120 ° of signal wire contact pin, and power line contact pin and signal wire contact pin interval setting in outer ring,
Power line contact pin center of circle angle corresponding with the spacing distance of signal wire contact pin in the outer ring is 60 °, is set on annular
The corresponding center of circle angle of spacing distance is 120 ° of signal wire contact pin there are two putting.
Preferably, the length of the contact pin is more than 5mm.
Preferably, the length of the contact pin is 10mm.
Preferably, the diameter of the power line contact pin is more than the diameter of the signal wire contact pin.
Electric bicycle motor provided by the utility model draws line stretcher, and socket and plug are designed to as circle
Column type, and waterproof casings are respectively provided in cylindrical type plug and cylindrical type socket outer surface, and setting is raised, recessed in waterproof casings
Matched annulus is fallen into, forms waterproof construction, the water proofing property of motor lead-out wire and bicycle bus junction can be effectively improved
Can, so as to improve the water resistance of electric bicycle.
Description of the drawings
Attached drawing is to be used to provide a further understanding of the present invention, and a part for constitution instruction, and following
Specific embodiment together for explaining the utility model, but do not form the limitation to the utility model.In the accompanying drawings：
Fig. 1 is the structure diagram of cylindrical type plug provided by the utility model.
Fig. 2 is the structure diagram of cylindrical type socket provided by the utility model.
Fig. 3 is the structure diagram with spring steel wire coil of cylindrical type socket provided by the utility model.
Fig. 4 is the cross section structure schematic diagram of cylindrical type plug provided by the utility model.
Fig. 5 is the Crossed Circle structure diagram on cylindrical type plug provided by the utility model,
Fig. 6 is the schematic diagram of the contact pin with Crossed Circle distribution on cylindrical type plug provided by the utility model.
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be appreciated that herein
Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.
As the one side of the utility model, a kind of electric bicycle motor is provided and draws line stretcher, in, such as scheme
Shown in 1 to Fig. 4, the electric bicycle motor, which draws line stretcher, to be included：
Cylindrical type plug 10 and with the 10 matched cylindrical type socket 20 of cylindrical type plug, on the cylindrical type plug 10
Multiple contact pins 11 are set, multiple contact pins on the cylindrical type plug 10 are set to match on the cylindrical type socket 20 slotting
For insertion into the contact pin 11, the contact pin 11 is described to insert for being connected with motor lead-out wire/electric bicycle bus in hole 21
Hole 21 is used to be connected with electric bicycle bus/motor lead-out wire,
The outer surface of the cylindrical type plug 10 is provided with plug waterproof casings 12, the outer surface of the cylindrical type socket 20
Socket waterproof casings 22 are provided with, at least two protruding circular rings 121 are provided in the plug waterproof casings 12, the socket is prevented
At least two recess annulus 221 to match with the protruding circular ring 121 are provided on water housing 22, when the cylindrical type plug
During the 10 insertion cylindrical type socket 20, the protruding circular ring 121 can be fixed in the recess annulus 221.
Electric bicycle motor provided by the utility model draws line stretcher, and socket and plug are designed to as circle
Column type, and waterproof casings are respectively provided in cylindrical type plug and cylindrical type socket outer surface, and setting is raised, recessed in waterproof casings
Matched annulus is fallen into, forms waterproof construction, the water proofing property of motor lead-out wire and bicycle bus junction can be effectively improved
Can, so as to improve the water resistance of electric bicycle.
It should be appreciated that the contact pin 11 is used to be connected with motor lead-out wire/electric bicycle bus, the jack 21
For being connected with electric bicycle bus/motor lead-out wire, i.e., when the contact pin 11 is connected with motor lead-out wire, the jack
21 are connected with electric bicycle bus, and when the contact pin 11 is connected with electric bicycle bus, the jack 21 and motor
Lead-out wire connects.
Preferably, three protruding circular rings 121 in the plug waterproof casings 12 are set, are set in the socket waterproof casings 22
Put three recess annulus 221.
It is understood that in order to obtain good waterproof effect, entire cylindrical type plug and cylindrical type socket using circle
Shape structure.Contact pin and jack using copper oxide material, cylindrical type plug and cylindrical type socket using PVC material, lead-out wire with
The connection of contact pin and jack uses soldering, need to issue the higher plug and socket molding die of precision, cylindrical type plug and cylinder
Type socket, contact pin and jack use tight fit.
As specifically embodiment, spacing distance between two adjacent protruding circular rings 121 is 2.3mm, two
Spacing distance between a adjacent recess annulus 221 is 2.3mm, and the protruding circular ring 121 and the recess annulus
221 be the semi-circular structure of a diameter of 0.8mm.
In order to further improve water resistance, spring steel wire coil 222, the bullet are provided in the socket waterproof casings 22
Spring wire loop 222 is close to the endface position of the cylindrical type socket 20.
Specifically, the spring steel wire coil 222 is fixed on by the cured mode of thermoplastic in the socket waterproof casings, and
Formed spring protrusion annulus, the spring protrusion annulus be diameter 1.2mm semi-circular structure, 222 distance of spring steel wire coil
The endface position 1mm of the cylindrical type socket 20.
Specifically, in order to enhance water resistance, the cylindrical type plug 10 passes through thermoplastic with the plug waterproof casings 12
Cure and be integrally formed, the cylindrical type socket 20 and the cylindrical type socket casing 22 cure integrated molding by thermoplastic, described
The making of cylindrical type plug 10, the plug waterproof casings 12, the cylindrical type socket 20 and the cylindrical type socket casing 22
Material is PVC material.
Specifically, as shown in Figure 5 and Figure 6, in order to enable cylindrical type plug 10 and cylindrical type socket 20 have unique positioning
Property is provided with the 5 signal wire contact pins 111 and 3 power line contact pins 112 of annular spread in pairs on the cylindrical type plug 10,
Be provided in outer ring 13 the corresponding center of circle angle of 3 spacing distances be 120 ° power line contact pin 112 and 3 spacing distances
Corresponding center of circle angle is 120 ° of signal wire contact pin 111, and power line contact pin 112 and signal wire contact pin in outer ring 13
111 are arranged at intervals, the center of circle corresponding with the spacing distance of signal wire contact pin 111 of power line contact pin 112 in the outer ring 13
Angle is 60 °, and there are two the signal wire contact pins 111 that the corresponding center of circle angle of spacing distance is 120 ° for setting on annular 14.
Further specifically, eight jacks in eight contact pins and cylindrical type socket in cylindrical type plug are divided into two rings
The nested distribution of shape, (jack on cylindrical type socket is corresponding with the contact pin on cylindrical type plug to be set explanation by taking cylindrical type plug as an example
Put), three power line contact pins of distribution (relatively thick) in outer ring, three signal wire contact pins (relatively thin), power line contact pin it is a diameter of
120 ° of decile distributions are presented in 7.0mm, three power line contact pins, and 120 ° of decile distributions are also presented in three signal wire contact pins, each other
Every in outer ring, often crossing 60 °, there are one contact pins.On annular, be distributed two signal wire contact pins, signal wire contact pin it is straight
Footpath is 0.7mm, and 120 ° of deciles distributions are presented in the two signal wire contact pin/jacks and a vacancy contact pin on annular.This is empty
Omission puts to correspond to the positioning of jack so that cylindrical type socket and cylindrical type plug have unique polarization.Three power lines
The nominal diameter of contact pin is 1.20mm, and the nominal diameter of five signal wire contact pins is 0.70mm, using tight fit.It is climbed to improve
Electrical distance is horizontal, and in contact pin bottom, when thermoplastic increases the PVC material package of 2mm or so.
Preferably, the length of the contact pin 11 is more than 5mm.
It is further preferred that the length of the contact pin 11 is 10mm.
Preferably, the diameter of the power line contact pin 112 is more than the diameter of the signal wire contact pin 111.
It should be noted that plug waterproof casings thermoplastic curing molding together with plug, the socket waterproof casings
With socket together thermoplastic curing molding, since the outer diameter of eight cored wires is generally 5mm, therefore the outer of cylindrical type plug (with contact pin) is designed
Footpath is 9mm plus tolerances, and the internal diameter of cylindrical type socket (with jack) is 9mm negative common differences, and outer diameter (it is convex to disregard spring steel wire coil for 12mm
Play annulus).Contact pin and jack plug together part as 10mm, and entire plug length is 45mm, and entire socket length is 43mm, plug
The length that part is plugged together with socket is 17mm.
In addition, on the surface of plug and socket waterproof casings, according to correspondence position is plugged together, when thermoplastic cures, close
Line end is drawn in connection, does not influence the place of waterproof sealing structure, and molding a pair plugs together witness markerWithConvenient for making
User quick and precisely plugs together.
It is understood that embodiment of above is merely to illustrate that the principle of the utility model and uses exemplary
Embodiment, however the utility model is not limited thereto.For those skilled in the art, this is not being departed from
In the case of the spirit and essence of utility model, various changes and modifications can be made therein, these variations and modifications are also considered as this reality
With new protection domain.
Claims (10)
1. a kind of electric bicycle motor draws line stretcher, which is characterized in that the electric bicycle motor lead-out wire coupling
Attach together put including：
Cylindrical type plug and the cylindrical type socket with the cylindrical type mate set multiple insert on the cylindrical type plug
Pin sets the jack that multiple contact pins on the cylindrical type plug match for insertion into described on the cylindrical type socket
Contact pin, for being connected with motor lead-out wire/electric bicycle bus, the jack is used for total with electric bicycle the contact pin
Line/motor lead-out wire connection,
The outer surface of the cylindrical type plug is provided with plug waterproof casings, and the outer surface of the cylindrical type socket is provided with socket
Waterproof casings are provided at least two protruding circular rings in the plug waterproof casings, be provided in the socket waterproof casings with
At least two recess annulus that the protruding circular ring matches, when the cylindrical type plug is inserted into the cylindrical type socket, institute
Stating protruding circular ring can be fixed in the recess annulus.
2. electric bicycle motor according to claim 1 draws line stretcher, which is characterized in that the plug waterproof
Outer put on sets three protruding circular rings, and three recess annulus are set in the socket waterproof casings.
3. electric bicycle motor according to claim 1 draws line stretcher, which is characterized in that two adjacent institutes
The spacing distance between protruding circular ring is stated as 2.3mm, the spacing distance between two adjacent recess annulus is 2.3mm,
And the protruding circular ring and the recess annulus are the semi-circular structure of a diameter of 0.8mm.
4. electric bicycle motor according to claim 1 draws line stretcher, which is characterized in that the socket waterproof
Outer put on is provided with spring steel wire coil, and the spring steel wire coil is close to the endface position of the cylindrical type socket.
5. electric bicycle motor according to claim 4 draws line stretcher, which is characterized in that the spring steel wire
Circle is fixed on by the cured mode of thermoplastic in the contact pin waterproof casings, and forms spring protrusion annulus, the spring protrusion
Annulus be diameter 1.2mm semi-circular structure, endface position 3mm of the spring steel wire coil apart from the cylindrical type socket.
6. electric bicycle motor as claimed in any of claims 1 to 5 draws line stretcher, feature exists
Cured in, the cylindrical type plug with the plug waterproof casings by thermoplastic and be integrally formed, the cylindrical type socket and described
Cylindrical type socket casing is cured by thermoplastic to be integrally formed, the cylindrical type plug, the plug waterproof casings, the cylindrical type
The making material of socket and the cylindrical type socket casing is PVC material.
7. electric bicycle motor according to claim 1 draws line stretcher, which is characterized in that the cylindrical type is inserted
The 5 signal wire contact pins and 3 power line contact pins of annular spread in pairs are provided on head, 3 spacers are provided in outer ring
From corresponding center of circle angle it is 120 ° of power line contact pin and the corresponding center of circle angle of 3 spacing distances is 120 ° of signal
Line contact pin, and power line contact pin in outer ring and signal wire contact pin are arranged at intervals, the power line contact pin in the outer ring with
The corresponding center of circle angle of spacing distance of signal wire contact pin is 60 °, and there are two the corresponding centers of circle of spacing distance for setting on annular
Angle is 120 ° of signal wire contact pin.
8. electric bicycle motor according to claim 7 draws line stretcher, which is characterized in that the length of the contact pin
Degree is more than 5mm.
9. electric bicycle motor according to claim 8 draws line stretcher, which is characterized in that the length of the contact pin
It spends for 10mm.
10. electric bicycle motor according to claim 7 draws line stretcher, which is characterized in that the power line
The diameter of contact pin is more than the diameter of the signal wire contact pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721383538.0U CN207459349U (en) | 2017-10-24 | 2017-10-24 | A kind of electric bicycle motor draws line stretcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721383538.0U CN207459349U (en) | 2017-10-24 | 2017-10-24 | A kind of electric bicycle motor draws line stretcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207459349U true CN207459349U (en) | 2018-06-05 |
Family
ID=62281649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721383538.0U Active CN207459349U (en) | 2017-10-24 | 2017-10-24 | A kind of electric bicycle motor draws line stretcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207459349U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687237A (en) * | 2018-12-24 | 2019-04-26 | 陈芝色 | Connector with the anti-tampering function of winding displacement |
-
2017
- 2017-10-24 CN CN201721383538.0U patent/CN207459349U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687237A (en) * | 2018-12-24 | 2019-04-26 | 陈芝色 | Connector with the anti-tampering function of winding displacement |
| CN109687237B (en) * | 2018-12-24 | 2020-11-03 | 浙江超吉好电气有限公司 | Connector with flat cable anti-interference function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221115 Address after: 214101 No. 8, Dongting Chunxin East Road, Xishan District, Wuxi City, Jiangsu Province Patentee after: Wuxi inspection and Certification Institute Address before: 214101 No. 8, Dongting Chunxin East Road, Xishan District, Wuxi City, Jiangsu Province Patentee before: WUXI PRODUCT QUALITY SUPERVISION AND INSPECTION INSTITUTE |
|
| TR01 | Transfer of patent right |