CN207773352U - A kind of electronic automobile-used horseshoe clamp fork mouth device for limiting - Google Patents
A kind of electronic automobile-used horseshoe clamp fork mouth device for limiting Download PDFInfo
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- CN207773352U CN207773352U CN201721521806.0U CN201721521806U CN207773352U CN 207773352 U CN207773352 U CN 207773352U CN 201721521806 U CN201721521806 U CN 201721521806U CN 207773352 U CN207773352 U CN 207773352U
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- chain stay
- limiting
- electronic automobile
- shaped opening
- mouth device
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Abstract
The utility model discloses a kind of electronic automobile-used horseshoe clamp fork mouth device for limiting, it is characterized in that, it is buckled including chain stay, the chain stay buckle includes U-shaped opening slot and installation through-hole, the U-shaped opening slot includes bottom and ears, the inner width of the U-shaped opening slot matches with electronic automobile-used chain stay external width, and the installation through-hole is located at the bottom of the U-shaped opening slot.The electronic automobile-used horseshoe clamp fork mouth device for limiting of one kind provided by the utility model, its U-shaped structure can effectively prevent chain stay bayonet from deforming, under the premise of not changing electric vehicle motor overall structure, it can effectively prevent electric vehicle chain stay and electric vehicle chain stay bayonet deform caused by tension force effect when motor axis connection, so that it is guaranteed that the security and stability of electric vehicle entirety.
Description
Technical field
The utility model is related to vehicle technology field, specially a kind of electronic automobile-used horseshoe clamp fork mouth device for limiting.
Background technology
The vehicles of the electric vehicle as the new era, have it is cheap, convenient, environmentally friendly, easy to operate etc. it is many a little.Electronic
Che Zhong, motor are one of its most important core component again, quality directly affect the safety of electric vehicle, operability, can
By property and life cycle, so the stability of motor shaft and electromobile frame chain stay being connected and fixed directly determines electric vehicle
Security and stability.
Wherein, in the motor shaft of the prior art and electromobile frame chain stay connection structure, for example, it is entitled " a kind of brushless
The Chinese patent of connection structure "【Application number：201510670766.5；Authorization Notice No.：CN 105305581 A】In, explanation
The following contents is disclosed in book：It is respectively equipped with monaural rotation stop hook, anti-rotation sheet, flange nut and thin spiral shell at the both ends of motor shaft
It is female.Flange nut and thin nut axially tighten motor shaft and rear chain stay, and monaural rotation stop hook is individually positioned in vehicle with anti-rotation sheet
The both sides of chain stay after frame, this structure that is connected and fixed can play good fixed function.
With being constantly progressive for the prior art, demand of the market to electric vehicle is constantly changing.Due to the work(of electric vehicle
Rate constantly increases, and electric vehicle itself opens the limitation of shelves and outlet requirement, and a big chunk electric vehicle motor does not have both sides
It is attached simultaneously using monaural rotation stop hook.It is another to make motor shaft side and electric vehicle chain stay be in direct contact connecting
Side is hooked using monaural rotation stop.Such connection is connect since electric vehicle chain stay is in direct contact with motor shaft, while by motor shaft radial direction
Size influences, and causes the contact surface of electric vehicle chain stay and motor shaft to reduce, to make forced area reduce.When with nut to motor
When axis carries out axial tighten, may power is excessive to cause electric vehicle chain stay junction to be open spreading because tightening, so as to cause axial direction
Coupling mechanism force cannot be met the requirements.When taken in electric vehicle driving process bring to a halt equal measures when, the powerful torsion of motor shaft output
It can act at chain stay bayonet, lead to the spreading that is open, car body unstability is caused to cause safety accident when serious.It cannot expire when tightening power
When foot tightens requirement or larger power of motor, electric vehicle chain stay can be caused to be lost with axis connection stability in electric vehicle ride
Effect, severe patient can cause motor to be detached with electric vehicle chain stay, the life security of people so that influence is ridden.
Therefore, those skilled in the art is dedicated to a kind of electronic automobile-used horseshoe clamp fork mouth device for limiting of exploitation, is not changing
It can effectively prevent chain stay bayonet from deforming in the case of becoming existing electric vehicle overall structure.
Utility model content
It is electric due to by electric vehicle motor power and rising and open shelves and outlet requirement limit in view of the drawbacks described above of the prior art
Motor-car chain stay bayonet directly carries out connecting to be fixed from avoiding with motor shaft, technical problem to be solved in the utility model
It is：Should ensure the electric vehicle stability of chain stay bayonet in stress in such connection, and cannot free spreading, to make electricity
Motor-car motor bottom fork and the effectively firm connection of motor shaft.
To achieve the above object, the utility model provides a kind of electronic automobile-used horseshoe clamp fork mouth device for limiting, feature
Be, including chain stay buckle, chain stay buckle includes U-shaped opening slot and installation through-hole, the U-shaped opening slot include bottom with
Ears, inner width and the electric vehicle chain stay external width of the U-shaped opening slot match, and the installation through-hole is located at the U
The bottom of shape open slot.
Further, the shape, size of the installation through-hole and electric vehicle motor axis match.
Further, the shape of the installation through-hole be circle, ellipse, waist type, rectangle, triangle, it is trapezoidal in
It is a kind of.
Further, the depth and width of the U-shaped opening slot match with electric vehicle chain stay.
Further, the U-shaped opening groove depth is 10~20mm.
Further, the U-shaped opening slot notch inner width is 38~55mm.
Further, one or two of described ears are equipped with fastening through-hole, in the corresponding position of electric vehicle chain stay
Setting buckle mounting hole is penetrated through using screw described in the fastening through-hole and the buckle mounting hole further can fasten and position
Chain stay buckles.
Further, the chain stay buckle further includes reinforcing rib, and the reinforcing rib is located at the hollow out of the U-shaped opening slot
Side, the reinforcing rib connect the ears, and effect is limited for further strengthening chain stay bayonet.
Further, the reinforcing rib is the entire side of the U-shaped opening slot.
Further, the electronic automobile-used horseshoe clamp fork mouth device for limiting is integrally formed.
In the better embodiment of the utility model, the electronic automobile-used horseshoe clamp fork mouth device for limiting, including chain stay
Buckle, chain stay buckle include that bottom and ears, generally flat U-shaped, while the chain stay buckle bottom and have
Installation through-hole.This electronic automobile-used horseshoe clamp fork button is in the bindiny mechanism of motor shaft and electric vehicle chain stay.
Originally the operation principle of electronic automobile-used horseshoe clamp fork mouth device for limiting is：The chain stay buckles its U-shaped mouth towards electronic
Vehicle chain stay, two inner faces of U-shaped mouth block two outer end faces of electric vehicle chain stay respectively, and chain stay card is fastened by its U-shaped structure
At mouthful, when being caused chain stay bayonet spreading to deform by external force at chain stay bayonet, one reaction force of chain stay can be given, prevents it flat
Spreading deforms at fork mouth, to have the function that protect chain stay bayonet, and then electric vehicle chain stay is made effectively to stablize with motor shaft
Connection.
In above-mentioned electric vehicle motor horseshoe clamp fork mouth device for limiting, the shape of the installation through-hole is round, oval
Shape, waist type, rectangle, triangle, it is trapezoidal in one kind.Installation through-hole described in one preferred embodiment be in waist type, by with
On the shape of installation through-hole is designed so that the ears can realize circumferentially positioned cooperation with the flat section on motor shaft, from
And the electric vehicle motor horseshoe clamp fork mouth device for limiting is easily installed.
In above-mentioned electric vehicle motor horseshoe clamp fork mouth device for limiting, the size ruler of the U-shaped structure of the chain stay buckle
It is very little to match with the shape of chain stay, the shape of size and motor shaft, size.In preferred scheme, U-lag depth is 10~
20mm.U-shaped width of rebate is 38~55mm, by the size design of U-shaped mouth, can make chain stay buckle preferably between chain stay
Coordinated.
Compared with prior art, by the implementation of the utility model, following apparent technique effect has been reached：
1, the utility model provides a kind of electronic automobile-used horseshoe clamp fork mouth device for limiting, and U-shaped structure can be effective
Prevent chain stay bayonet from deforming.
2, under the premise of not changing electric vehicle motor overall structure, electric vehicle chain stay and motor shaft be can effectively prevent
Electric vehicle chain stay bayonet deforms caused by tension force effect when connection, so that it is guaranteed that the security and stability of electric vehicle entirety.
The technique effect of the design of the utility model, concrete structure and generation is made furtherly below with reference to attached drawing
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
Description of the drawings
Fig. 1 is the electronic automobile-used horseshoe clamp fork mouth device for limiting assembly signal of a preferred embodiment of the utility model
Figure；
Fig. 2 is that the electronic automobile-used horseshoe clamp fork mouth device for limiting assembly of a preferred embodiment of the utility model is decomposed
Schematic diagram；
Fig. 3 is the electronic automobile-used horseshoe clamp fork mouth device for limiting stereochemical structure of a preferred embodiment of the utility model
Schematic diagram.
Wherein, 1 is nut, and 2 buckle for chain stay, and 21 be installation through-hole, and 22 be U-lag, and 3 be gasket, and 4 be locking plate, and 5 be flat
Fork, 51 install mounting hole for locking plate, and 6 be motor shaft, and 7 be screw.
Specific implementation mode
The preferred embodiment that the utility model is introduced below with reference to Figure of description, keeps its technology contents more clear and just
In understanding.The utility model can be emerged from by many various forms of embodiments, the scope of protection of the utility model
It is not limited only to the embodiment mentioned in text.
In the accompanying drawings, the identical component of structure is indicated with same numbers label, everywhere the similar component of structure or function with
Like numeral label indicates.The size and thickness of each component shown in the drawings are to be arbitrarily shown, and the utility model is not
Limit the size and thickness of each component.In order to keep diagram apparent, some places suitably exaggerate the thickness of component in attached drawing.
Specific embodiment 1：
As depicted in figs. 1 and 2, it assembles chain stay 5 successively from inside to outside along electric vehicle motor axis 6, locking plate 4, gasket 3, put down
Fork button 2, nut 1, wherein chain stay 5 is provided with locking plate installation mounting hole 51, and screw 7 is pacified by the adjustment hole and locking plate of gasket 4
It fills mounting hole 51 to be connected, for adjusting and fixing the relative position between chain stay 5 and motor shaft 6, in the present embodiment, screw 7 is
Soket head cap screw, 6 outer segment of motor shaft are flat section, and the through-hole that the peaceful fork of gasket 4 buckles 2 is kidney-shaped, size and motor shaft 6
Flat section matches.
Existing electric vehicle is not provided with the anti-expansion device of chain stay, that is, the chain stay buckle 2 being not provided in the present embodiment makes
With in the process, since opening and the motor shaft 6 of electric vehicle chain stay 5 directly carry out contact connectio fixation, and meanwhile it is radial by motor shaft 6
Size influences, and causes electric vehicle chain stay 5 and the contact surface of motor shaft 6 to reduce, to make forced area reduce.When right with nut 1
When motor shaft 6 carries out axial tighten, may power is excessive to cause 5 junction of electric vehicle chain stay to be open spreading because tightening, to lead
Cause axial lock clamp force that cannot meet the requirements.Moreover, when taken in electric vehicle driving process bring to a halt equal measures when, motor shaft 6 is defeated
The powerful torsion gone out can act on 5 opening of chain stay, lead to the spreading that is open, car body unstability is caused when serious and causes safe thing
Therefore.In addition, when tighten power cannot meet tighten requirement or larger power of motor when, can cause in electric vehicle ride electronic
Vehicle chain stay 5 fails with 6 stable connection of motor shaft, and severe patient can cause motor to be detached with electric vehicle chain stay 5, electric vehicle is caused to damage
It is bad, it causes any property loss, or even influence the life security of people of riding.
As shown in figure 3, a kind of electronic automobile-used horseshoe clamp fork mouth device for limiting, including chain stay buckle 2, chain stay buckle 2 have
Installation through-hole 21 and U-lag 22, installation through-hole 21 can be there are many shapes, in the present embodiment, and installation through-hole 21 is kidney-shaped, installation
Through-hole 21 is used for the flat section mounted on motor shaft 6, and U-lag 22 fits in chain stay 5 respectively towards chain stay 5,22 liang of insides of U-lag
Two outsides, hug chain stay 5.The electronic automobile-used horseshoe clamp fork mouth device for limiting is integrally formed.
The opening depth and width of the U-lag 22 match with electric vehicle chain stay 5, in the present embodiment, U-lag 22
Depth be preferably 10~20mm.The width of rebate of U-lag 22 is preferably 38~55mm.
By 22 structure design of U-lag of chain stay buckle 2, at the bayonet for fastening chain stay 5, when 5 opening of chain stay is by outer
When power causes 5 bayonet spreading of chain stay to deform, 5 one reaction forces of chain stay can be given, prevent spreading deformation at 5 bayonet of chain stay, to
Have the function that protect 5 bayonet of chain stay, and then makes electric vehicle motor chain stay 5 and the effectively stable connection of motor shaft 6.
It is provided with the installation through-hole 21 in kidney-shaped on chain stay buckle 2, passes through the shape design to installation through-hole 21 so that this
Electronic automobile-used horseshoe clamp, which pitches anti-expansion device, to realize circumferentially positioned cooperation with the flat section on motor shaft 6, so that the present apparatus
It is easily installed.
Embodiment 2：
Electronic automobile-used horseshoe clamp fork mouth device for limiting as shown in Figure 3, including chain stay buckle 2, chain stay buckle 2 have peace
Through-hole 21 and U-lag 22 are filled, the chain stay buckle U-lag 22 includes bottom and ears, and the side of the U-lag, which is equipped with, to be reinforced
Muscle, the reinforcing rib are located at the side of the hollow out of the U-shaped opening slot, and the reinforcing rib connects the ears, for further
Reinforce the anti-effect that rises.
In one preferred embodiment, the reinforcing rib is the entire side of the U-shaped opening slot.
Embodiment 3：
Electronic automobile-used horseshoe clamp fork mouth device for limiting as shown in Figure 3, including chain stay buckle 2, chain stay buckle 2 have peace
Fill through-hole 21 and U-lag 22, the chain stay buckle U-lag 22 includes bottom and ears, one or two in the ears
It is equipped with fastening through-hole, in the corresponding position setting buckle mounting hole of electric vehicle chain stay, the fastening through-hole is penetrated through using screw
Chain stay buckle 2 further can be fastened and position with the buckle mounting hole.
Several preferred embodiments of the utility model described in detail above, in wider application, each correlation
Component can have a different alternative solutions, or carry out further to improvement.It should be appreciated that the ordinary skill of this field is not necessarily to
Creative work, which according to the present utility model can be conceived, makes many modifications and variations.Therefore, all skills in the art
Art personnel on the basis of existing technology can be with by logical analysis, reasoning, or a limited experiment according to the design of the utility model
Obtained technical solution, all should be in the protection domain being defined in the patent claims.
Claims (10)
1. a kind of electronic automobile-used horseshoe clamp fork mouth device for limiting, which is characterized in that buckled including chain stay, the chain stay buckle packet
U-shaped opening slot and installation through-hole are included, the U-shaped opening slot includes bottom and ears, inner width and the electricity of the U-shaped opening slot
Motor-car chain stay external width matches, and the installation through-hole is located at the bottom of the U-shaped opening slot.
2. electronic automobile-used horseshoe clamp fork mouth device for limiting as described in claim 1, which is characterized in that the installation through-hole
Shape, size and electric vehicle motor axis match.
3. electronic automobile-used horseshoe clamp fork mouth device for limiting as described in claim 1, which is characterized in that the installation through-hole
Shape be circle, ellipse, waist type, rectangle, triangle, it is trapezoidal in one kind.
4. electronic automobile-used horseshoe clamp fork mouth device for limiting as described in claim 1, which is characterized in that the U-shaped opening slot
Depth and width and the size of electric vehicle chain stay match.
5. electronic automobile-used horseshoe clamp fork mouth device for limiting as described in claim 1, which is characterized in that the U-shaped opening groove depth
Degree is 10~20mm.
6. electronic automobile-used horseshoe clamp fork mouth device for limiting as described in claim 1, which is characterized in that the U-shaped opening slot slot
Mouth inner width is 38~55mm.
7. electronic automobile-used horseshoe clamp fork mouth device for limiting as described in claim 1, which is characterized in that one in the ears
It is a or two are equipped with fastening through-hole, in the corresponding position setting buckle mounting hole of electric vehicle chain stay, penetrated through using screw described in
Fastening through-hole and the buckle mounting hole further can fasten and position the chain stay buckle.
8. electronic automobile-used horseshoe clamp fork mouth device for limiting as described in claim 1, which is characterized in that the chain stay buckle is also
Including reinforcing rib, the reinforcing rib is located at the side of the hollow out of the U-shaped opening slot, and the reinforcing rib connects the ears, uses
Effect is limited in further strengthening chain stay bayonet.
9. electronic automobile-used horseshoe clamp fork mouth device for limiting as claimed in claim 8, which is characterized in that the reinforcing rib is institute
State the entire side of U-shaped opening slot.
10. electronic automobile-used horseshoe clamp fork mouth device for limiting as described in claim 1, which is characterized in that the electronic automobile-used U
Shape chain stay bayonet device for limiting is integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721521806.0U CN207773352U (en) | 2017-11-15 | 2017-11-15 | A kind of electronic automobile-used horseshoe clamp fork mouth device for limiting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721521806.0U CN207773352U (en) | 2017-11-15 | 2017-11-15 | A kind of electronic automobile-used horseshoe clamp fork mouth device for limiting |
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| Publication Number | Publication Date |
|---|---|
| CN207773352U true CN207773352U (en) | 2018-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721521806.0U Active CN207773352U (en) | 2017-11-15 | 2017-11-15 | A kind of electronic automobile-used horseshoe clamp fork mouth device for limiting |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107776803A (en) * | 2017-11-15 | 2018-03-09 | 台州市金宇机电有限公司 | A kind of electric car horseshoe clamp fork mouth device for limiting |
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2017
- 2017-11-15 CN CN201721521806.0U patent/CN207773352U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107776803A (en) * | 2017-11-15 | 2018-03-09 | 台州市金宇机电有限公司 | A kind of electric car horseshoe clamp fork mouth device for limiting |
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