CN206522365U - A kind of flexible driving axle fixing structure - Google Patents
A kind of flexible driving axle fixing structure Download PDFInfo
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- CN206522365U CN206522365U CN201720051964.8U CN201720051964U CN206522365U CN 206522365 U CN206522365 U CN 206522365U CN 201720051964 U CN201720051964 U CN 201720051964U CN 206522365 U CN206522365 U CN 206522365U
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- drive shaft
- flexible
- flexible drive
- fixing structure
- driving axle
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Abstract
The utility model is related to flexible drive shaft association area, disclose a kind of flexible driving axle fixing structure, including polycrystalline substance and some claws in flexibility being installed on polycrystalline substance, claw is circumferentially distributed on polycrystalline substance using the center line of polycrystalline substance as axle, polycrystalline substance is collectively forming the chamber of the end for fixing flexible drive shaft, the movement that chamber is used in axial direction, radial direction and the circumference of the end for limiting flexible drive shaft with claw.The utility model can realize flexible drive shaft in axial direction, abundant fixation radially and circumferentially by above-mentioned flexible driving axle fixing structure.And can be easy by the method for injection molding making obtain the flexible driving axle fixing structure, extra parts are not introduced, with making flexible drive shaft easy for installation, the characteristics of fixed effect is stable.
Description
Technical field
The utility model is related to flexible drive shaft association area, more particularly to a kind of flexible driving axle fixing structure.
Background technology
Flexible drive shaft, or flexible axle, are used to couple not in same axis and not unidirectional in mechanical structure
Two moving components, to transmit rotary motion and moment of torsion.Flexible drive shaft compact conformation, can be transmitted in relatively long distance motion and
Power, automobile speed indicator is usually used in automobile technical field, electric door, the drive device in the narrow and small chamber such as vehicle window.It is existing
The mode that screw is fastened or is interference fitted mainly is taken in fixation of the technology to the end of flexible drive shaft.
It is necessary by the way of screw is fastened because flexible drive shaft is often arranged in the narrow and small chambers such as car door inside
In structure design enough chambers are deeply left for screw installation tool.And need setter to enter by the way of interference fit
The laborious manual operations of row, and fixed effect is unstable, there is the risk that flexible drive shaft comes off.
Utility model content
The purpose of this utility model is to provide a kind of flexible driving axle fixing structure, pacified with solving existing flexible drive shaft
The problem of dress inconvenience and unstable fixed effect.
For up to this purpose, the utility model uses following technical scheme：
A kind of flexible driving axle fixing structure, including polycrystalline substance and be installed in some in soft on the polycrystalline substance
The claw of property, some claws are circumferentially distributed on using the center line of polycrystalline substance as axle on the polycrystalline substance, the bottom
Structure is collectively forming the chamber of the end of fixed flexible drive shaft with some claws, and the chamber is used to limit the flexible biography
Movement in axial direction, radial direction and the circumference of the end of moving axis.
Preferably, the polycrystalline substance is internally provided with groove, the groove is used to match somebody with somebody with the end of flexible drive shaft
Close connection.
Preferably, the claw includes the pawl body and the dop positioned at pawl body end for being fixedly connected on polycrystalline substance,
The pawl body inwall is attached at the end outer surface of flexible drive shaft, and the lower surface of the dop is connected to the end of flexible drive shaft
The one end in portion.
Preferably, the claw is provided with 3-4.
Preferably, being provided with gap between per two neighboring claw.
Preferably, when the end of the flexible drive shaft is rotary structure, on the outside of the end of the flexible drive shaft
Some clamps are provided with, the clamp is placed in the gap.
Preferably, two at least two clamps are close on the both sides side wall of one of claw.
Preferably, two at least two clamps are close on the side wall of the not homonymy of two of which claw.
Preferably, when the end of the flexible drive shaft is non-revolved body structure, the chamber shape structure and flexibility
The shape and structure of the end of power transmission shaft matches.
Preferably, the polycrystalline substance is formed with claw using polymer integrated injection molding.
The utility model by above-mentioned flexible driving axle fixing structure, can realize flexible drive shaft axially, radially and
Circumferential abundant fixation.And can be easy by the method for injection molding making obtain the flexible driving axle fixing structure, no
Extra parts are introduced, with making flexible drive shaft easy for installation, the characteristics of fixed effect is stable.
Brief description of the drawings
Fig. 1 is the structural representation of the flexible driving axle fixing structure of the utility model embodiment one；
Fig. 2 is the schematic diagram of the flexible drive shaft of the utility model embodiment one；
Fig. 3 is that the flexible drive shaft of the utility model embodiment one is arranged on the overall knot on flexible driving axle fixing structure
Structure schematic diagram；
Fig. 4 is that structure of the flexible drive shaft of the utility model embodiment one on flexible driving axle fixing structure is cutd open
Face figure；
Fig. 5 is the schematic diagram of the flexible drive shaft of the utility model embodiment two；
Fig. 6 is that the flexible drive shaft of the utility model embodiment two is arranged on the overall knot on flexible driving axle fixing structure
Structure schematic diagram.
In figure：
1st, flexible driving axle fixing structure；11st, polycrystalline substance；12nd, claw；13rd, chamber；111st, groove；121st, pawl body；
122nd, dop；
2nd, flexible drive shaft；21st, end；22nd, clamp.
Embodiment
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by embodiment.
Embodiment one：
The utility model provides a kind of flexible driving axle fixing structure 1, as Figure 1-4, the flexible drive shaft fixed knot
Structure 1 includes polycrystalline substance 11 and is installed in some in flexible claw 12, the wherein polycrystalline substance 11 on polycrystalline substance 11
Formed, made simple and convenient using polymer integrated injection molding with claw 12.Claw 12 is set to flexibility, it has certain change
Shape ability.
Above-mentioned some claws 12 are circumferentially distributed on one end of the polycrystalline substance 11 using the center line of polycrystalline substance 11 as axle
On, specifically, in the present embodiment, above-mentioned claw 12 is optimal to set 3-4.
As shown in Fig. 1, Fig. 3 and Fig. 4, above-mentioned polycrystalline substance 11 has been collectively forming fixed flexible driving with some claws 12
The chamber 13 of the end 21 of axle 2, the end 21 of flexible drive shaft 2 can be placed in the chamber 13, and limits this by the chamber 13
Movement in axial direction, radial direction and the circumference of the end 21 of flexible drive shaft 2.Specifically, the above-mentioned width of some claws 12 is unsuitable
It is wide or narrow, it is placed on can guarantee that there is preferably elasticity and intensity to be advisable for it, and then ensure that in flexible drive shaft 2
During the chamber 13, claw 12 has appropriate deformability, and claw 12 can be opened when entering chamber 13 in order to flexible drive shaft 2
Open, after flexible drive shaft 2 enters chamber 13, claw 12 can reply spacing to flexible drive shaft 2.
In the present embodiment, above-mentioned polycrystalline substance 11 is internally provided with groove 111, and the groove 111 is used for and flexible drive shaft 2
End 21 be connected, i.e., after the end 21 of flexible drive shaft 2 is placed in above-mentioned chamber 13, its one end is placed in the groove
In 111.
Above-mentioned claw 12 includes the pawl body 121 and the dop positioned at the end of pawl body 121 for being fixedly connected on polycrystalline substance 11
122, its inwall of median claw body 121 is attached at the outer surface of end 21 of flexible drive shaft 2, outer with the end 21 of flexible drive shaft 2
Shape is consistent, and the inwall of pawl body 121 and the outer surface of the end 21 of flexible drive shaft 2 fit, and can realize to flexible driving
The radial direction of the end 21 of axle 2 is spacing.The lower surface of dop 122 is connected to one end of the end 21 of flexible drive shaft 2, itself and bottom
The groove 111 of structure 11 is engaged, can be by the axial limiting of the end 21 of flexible drive shaft 2.
In the present embodiment, as shown in Fig. 2 the end 21 of above-mentioned flexible drive shaft 2 is the revolving body knots such as cylinder, cone
Selected in structure, the present embodiment between cylindrical structure, the adjacent claw 12 of above-mentioned each two and be provided with gap, it is now corresponding
, be provided with some clamps 22 in the outside of end 21 of flexible drive shaft 2, the number of clamp is at least 2, or with claw 12
Set corresponding, can specifically set according to actual needs.Above-mentioned clamp 22 can be placed in the gap of the above-mentioned formation of claw 12, and its
In there are two clamps 22 to be close on the both sides side wall of one of claw 12；Or there are two clamps 22 to be close to two of which
On the side wall of the not homonymy of claw 12.By the clamp 22 and the side wall of claw 12, the end of flexible drive shaft 2 can be constrained
21 circumferential movement.
It should be noted that when being cylindrical structure in the end 21 of the flexible drive shaft 2 of the present embodiment, the end 21 is put
In one end in groove 111 be circular cone structure, with cause the present embodiment flexible drive shaft 2 end 21 preferably and groove
111 are engaged, and the axial limiting realized to the end 21 of flexible drive shaft 2 is engaged with dop 122.
The above-mentioned flexible driving axle fixing structure 1 of the present embodiment when in use, first, the edge of end 21 of flexible drive shaft 2
It is axially forced in flexible driving axle fixing structure 1, end 21 be pressed into during, due to claw 12 have flexibility, its by
Power can be expanded outwardly, and treat that the end 21 of flexible drive shaft 2 is pressed completely into flexible driving axle fixing structure 1, and flexible driving
When the lower surface of the end 21 of axle 2 is in contact with the bottom surface of groove 111 of polycrystalline substance 11, the resilience of claw 12 fastens end 21.
Now, the lower surface of dop 122 is connected to one end of the end 21 of flexible drive shaft 2, its phase of groove 111 with polycrystalline substance 11
Coordinate, can be by the axial limiting of the end 21 of flexible drive shaft 2；The inwall of pawl body 121 and the appearance of the end 21 of flexible drive shaft 2
Face fits, and can realize spacing to the radial direction of the end 21 of flexible drive shaft 2；The side wall of clamp 22 and claw 12 matches
Close, the circumferential movement of the end 21 of flexible drive shaft 2 can be constrained.
It should be noted that the bottom of the above-mentioned flexible driving axle fixing structure 1 of the present embodiment can be with rear end structure such as tooth
Wheel, screw rod etc. are connected, you can to realize the transmission of motion or power.
Embodiment two：
The shape and structure and the chamber described in embodiment one of polycrystalline substance 11 and the chamber 13 of the formation of claw 12 in the present embodiment
The shape and structure of room 13 is different, and the end 21 of the flexible drive shaft 2 of the present embodiment is the non-revolved body knots such as cube
Structure.
Specifically, as shown in Figure 5 and Figure 6, the end 21 of the above-mentioned flexible drive shaft 2 of the present embodiment is positive six prismsby knot
Structure, and its one end being placed in groove 111 is terrace with edge structure.The shape and structure of polycrystalline substance 11 and the chamber 13 of the formation of claw 12
Match with the shape and structure of the end 21 of flexible drive shaft 2, the inwall of pawl body 121 of above-mentioned claw 12 is attached at flexible drive shaft
2 outer surface of end 21, is brought into close contact with the end 21 of flexible drive shaft 2, can prevent the end 21 of flexible drive shaft 2 relative to
The circumferential movement of flexible driving axle fixing structure 1.
It should be noted that the end 21 of the above-mentioned flexible drive shaft 2 of the present embodiment need not set clamp 22 again, only lead to
Cross chamber 13 and the end 21 of flexible drive shaft 2 shape and structure of itself can constrain flexible drive shaft 2 end 21 week
To motion.
The flexible driving axle fixing structure 1 of the present embodiment, its to flexible drive shaft 2 axial direction, the restraining structure of radial direction and
Principle is also identical with embodiment one, will not be repeated here.
Obviously, above-described embodiment of the present utility model is used for the purpose of clearly illustrating the utility model example, and
It is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms.There is no need and unable to give all embodiments
It is exhaustive.All any modifications, equivalent substitutions and improvements made within spirit of the present utility model and principle etc., should be included in
Within the utility model scope of the claims.
Claims (10)
1. a kind of flexible driving axle fixing structure, it is characterised in that including polycrystalline substance (11) and be installed in the bottom knot
Some in flexible claw (12) on structure (11), some claws (12) are circumferential by axle of the center line of polycrystalline substance (11)
It is distributed on the polycrystalline substance (11), the polycrystalline substance (11) has been collectively forming fixed flexible driving with some claws (12)
The chamber (13) of the end (21) of axle (2), the chamber (13) is used for the axle for limiting the end (21) of the flexible drive shaft (2)
Movement in, radial direction and circumference.
2. flexible driving axle fixing structure according to claim 1, it is characterised in that set inside the polycrystalline substance (11)
Groove (111) is equipped with, the groove (111) is used to be connected with the end (21) of flexible drive shaft (2).
3. flexible driving axle fixing structure according to claim 2, it is characterised in that the claw (12) includes fixed connect
It is connected to the pawl body (121) and the dop (122) positioned at pawl body (121) end of polycrystalline substance (11), pawl body (121) inwall
End (21) outer surface of flexible drive shaft (2) is attached at, the lower surface of the dop (122) is connected to flexible drive shaft (2)
End (21) one end.
4. flexible driving axle fixing structure according to claim 1, it is characterised in that the claw (12) is provided with 3-4
It is individual.
5. flexible driving axle fixing structure according to claim 1, it is characterised in that between per two neighboring claw (12)
It is provided with gap.
6. flexible driving axle fixing structure according to claim 5, it is characterised in that the end of the flexible drive shaft (2)
When portion (21) is rotary structure, at least two clamps (22), institute are provided with the outside of the end (21) of the flexible drive shaft (2)
Clamp (22) is stated to be placed in the gap.
7. flexible driving axle fixing structure according to claim 6, it is characterised in that two at least two clamps (22)
It is individual to be close on the both sides side wall of one of claw (12).
8. flexible driving axle fixing structure according to claim 6, it is characterised in that two at least two clamps (22)
It is individual to be close on the side wall of the not homonymy of two of which claw (12).
9. flexible driving axle fixing structure according to claim 5, it is characterised in that the end of the flexible drive shaft (2)
When portion (21) is non-revolved body structure, chamber (13) shape and structure and the shape knot of the end (21) of flexible drive shaft (2)
Structure matches.
10. flexible driving axle fixing structure according to claim 1, it is characterised in that the polycrystalline substance (11) and card
Pawl (12) is formed using polymer integrated injection molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720051964.8U CN206522365U (en) | 2017-01-17 | 2017-01-17 | A kind of flexible driving axle fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720051964.8U CN206522365U (en) | 2017-01-17 | 2017-01-17 | A kind of flexible driving axle fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206522365U true CN206522365U (en) | 2017-09-26 |
Family
ID=59890180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720051964.8U Active CN206522365U (en) | 2017-01-17 | 2017-01-17 | A kind of flexible driving axle fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206522365U (en) |
-
2017
- 2017-01-17 CN CN201720051964.8U patent/CN206522365U/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" |
Address after: 4 / F, building 1, No.14 Jiuxianqiao Road, Chaoyang District, Beijing 100020 Patentee after: Beijing Jingwei Hengrun Technology Co., Ltd Address before: 100101 Beijing city Chaoyang District Anxiang Beili 11 B block 8 layer of Beijing Jingwei Hengrun Technology Co. Ltd. Patentee before: Beijing Jingwei HiRain Technologies Co.,Ltd. |
|
| CP03 | "change of name, title or address" |