CN209505717U - Automobile gearbox use for brake system brake connecting shaft - Google Patents
Automobile gearbox use for brake system brake connecting shaft Download PDFInfo
- Publication number
- CN209505717U CN209505717U CN201920185047.8U CN201920185047U CN209505717U CN 209505717 U CN209505717 U CN 209505717U CN 201920185047 U CN201920185047 U CN 201920185047U CN 209505717 U CN209505717 U CN 209505717U
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- boss
- shaft body
- connecting shaft
- brake system
- wall
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Abstract
The utility model discloses a kind of automobile gearbox use for brake system brake connecting shaft, including the internal connection shaft body for having through-hole, one end of connection shaft body is provided with circular first boss, first boss is coaxially disposed with shaft body is connect, the internal diameter of first boss is identical as the connection internal diameter of shaft body, it is provided with two adjacent right-angle sides on the outer wall of first boss, is connected between adjacent right-angle side by segmental arc；The other end of connection shaft body is provided with the second boss of square shape, the central point of second boss is located on the axis of through-hole, through-hole runs through second boss, wherein three edges of second boss lateral wall are provided with the first arc surface, a remaining edge is provided with the second arc surface on second boss lateral wall, and the length of the second arc surface is greater than the length of the first arc surface；It is simply and easy to assembly that the utility model has the advantages that structure, and improves reliability.
Description
Technical field
The utility model relates to connecting shaft technical fields of braking, and in particular to a kind of automobile gearbox use for brake system brake
Connecting shaft.
Background technique
In brake system of car, connecting shaft is essential component, and connecting shaft when in use, divide by the both ends of connecting shaft
It does not need to connect with one of shaft, after connecting shaft is connect with shaft, in order to avoid occurring phase between connecting shaft and shaft
The phenomenon that circumferentially rotating, needs to be arranged between connecting shaft and shaft position limiting structure, and traditional way is: opening in connecting shaft
If keyway, then it is screwed into the keyway by the bolt being threaded through on shaft side wall to realize the week to connecting shaft and shaft again
To limit；However in said structure, due to needing to realize the circumferential limit to connecting shaft and shaft by bolt, that is, exist
Structure is complicated and the disadvantage of assembly trouble, and during connecting shaft and shaft rotate, and bolt is easy to appear showing of loosening
As, so, the shortcomings that there are poor reliability.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of automobile gearbox use for brake system brake connecting shaft,
It passes through the first circle of setting on the outer wall of second boss by the way that right-angle side and segmental arc are arranged on the outer wall of first boss
Cambered surface and the second arc surface so after first boss or second boss are inserted into shaft, can be realized and shaft
Circumferential limit, to have the advantages that structure is simply and easy to assembly, while the utility model compared with traditional position limiting structure
Without locking shaft and connecting shaft by bolt, so, it can be avoided and the phenomenon that bolt loosens occur, improve reliable
Property.
The automobile gearbox use for brake system brake connecting shaft of the utility model, including the internal connecting shaft sheet for having through-hole
Body, the one end for connecting shaft body are provided with circular first boss, and first boss is coaxially disposed with shaft body is connect, and first is convex
The internal diameter of platform is identical as the connection internal diameter of shaft body, and two adjacent right-angle sides, adjacent straight are provided on the outer wall of first boss
It is connected between the arm of angle by segmental arc；The other end of connection shaft body is provided with the second boss of square shape, in second boss
Heart point is located on the axis of through-hole, and through-hole runs through second boss, and wherein three edges of second boss lateral wall are provided with the
One arc surface, a remaining edge is provided with the second arc surface on second boss lateral wall, and the length of the second arc surface is big
In the length of the first arc surface.
The automobile gearbox use for brake system brake connecting shaft of the utility model, wherein first boss is far from connecting shaft sheet
The first arc guide surface of ring-shaped is provided on the outer wall of body one end.
The automobile gearbox use for brake system brake connecting shaft of the utility model, wherein second boss is far from connecting shaft sheet
The second arc guide surface of ring-shaped is provided on the outer wall of body one end.
The automobile gearbox use for brake system brake connecting shaft of the utility model, wherein the outer wall of second boss is by close
One end of connection shaft body is towards one end far from connection shaft body gradually to contract.
The automobile gearbox use for brake system of the utility model is braked connecting shaft, wherein the converging angles a of second boss is
5 degree.
The utility model on the outer wall of first boss by being arranged right-angle side and segmental arc, and by second boss
First arc surface and the second arc surface are set on outer wall, so, after first boss or second boss are inserted into shaft,
It can be realized and limited with the circumferential direction of shaft, it is simply and easy to assembly excellent with structure thus compared with traditional position limiting structure
Point, while the utility model is without locking shaft and connecting shaft by bolt so can be avoided and bolt occur and loosen
The phenomenon that, improve reliability.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the schematic perspective view of the utility model；
Fig. 2 is the schematic perspective view of the utility model；
Fig. 3 is the schematic view of the front view of the utility model；
Fig. 4 is the left view structural representation of the utility model；
Fig. 5 is the right side structural representation of the utility model.
Specific embodiment
Multiple embodiments that the utility model will be disclosed with schema below, as clearly stated, in many practices
Details will be explained in the following description.It should be appreciated, however, that the details in these practices does not apply this with limitation practical new
Type.That is, the details in these practices is non-essential in some embodiments of the utility model.In addition, for letter
For the sake of changing schema, some known usual structures and component will be painted it in the drawings in simply illustrative mode.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and non-specifically
The meaning of order or cis-position is censured, it is also non-to limit the utility model, it is retouched just for the sake of difference with same technique term
The component stated or operation are not understood to indicate or imply its relative importance or implicitly indicate indicated technology
The quantity of feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not within the protection scope of the requires of the utility model.
The automobile gearbox use for brake system brake connecting shaft of the utility model, including the internal connecting shaft for having through-hole 11
One end of ontology 1, connection shaft body 1 is provided with circular first boss 12, and first boss 12 is coaxially set with shaft body 1 is connect
It sets, the internal diameter of first boss 12 is identical as the connection internal diameter of shaft body 1, is provided on the outer wall of first boss 12 two adjacent
Right-angle side 121 is connected by segmental arc 122 between adjacent right-angle side 121；The other end of connection shaft body 1 is provided with square shape
Second boss 13, the central point of second boss 13 is located on the axis of through-hole 11, and through-hole 11 runs through second boss 13, and second is convex
Wherein three edges of 13 lateral wall of platform are provided with the first arc surface 131, a remaining side on 13 lateral wall of second boss
The second arc surface 132 is provided at angle, the length of the second arc surface 132 is greater than the length of the first arc surface 131.
First boss 12 is provided with the first arc guide surface 123 of ring-shaped on the outer wall far from connection 1 one end of shaft body；
By the setting of the first arc guide surface, when the utility model is connect with adjacent shaft, the first arc guide surface can be with phase
The inner wall of axis hole in adjacent shaft cooperates guiding, to facilitate first boss to be inserted into the axis hole of adjacent shafts.
Second boss 13 is provided with the second arc guide surface 133 of ring-shaped on the outer wall far from connection 1 one end of shaft body；
By the setting of the second arc guide surface, when the utility model is connect with adjacent shaft, the second arc guide surface can be with phase
The inner wall of axis hole in adjacent shaft cooperates guiding, to facilitate second boss to be inserted into the axis hole of adjacent shafts.
The outer wall of second boss 13 from close to connection shaft body 1 one end towards far from connection shaft body 1 one end gradually to
Contract；After by using this structure, annular slope, so, second boss are capable of forming on the outer wall of second boss
It can more easily be inserted into the axis hole of adjacent shafts.The converging angles a of second boss 13 is 5 degree.
The utility model on the outer wall of first boss by being arranged right-angle side and segmental arc, and by second boss
First arc surface and the second arc surface are set on outer wall, so, after first boss or second boss are inserted into shaft,
It can be realized and limited with the circumferential direction of shaft, it is simply and easy to assembly excellent with structure thus compared with traditional position limiting structure
Point, while the utility model is without locking shaft and connecting shaft by bolt so can be avoided and bolt occur and loosen
The phenomenon that, improve reliability.
Upper described only the embodiments of the present invention, is not intended to limit the utility model.For this field
For technical staff, various modifications and changes may be made to the present invention.The interior institute of all spirit and principle in the utility model
Any modification, equivalent substitution, improvement and etc. of work should all include within the scope of the claims of the utility model.
Claims (5)
- The connecting shaft 1. a kind of automobile gearbox use for brake system is braked, the connection shaft body (1) of through-hole (11) is had including inside, It is characterized by: one end of connection shaft body (1) is provided with circular first boss (12), the first boss (12) It is coaxially disposed with shaft body (1) is connect, the internal diameter of the first boss (12) is identical as the connection internal diameter of shaft body (1), described It is provided on the outer wall of first boss (12) two adjacent right-angle sides (121), passes through segmental arc between adjacent right-angle side (121) (122) it connects；The other end of connection shaft body (1) is provided with the second boss (13) of square shape, the second boss (13) central point is located on the axis of through-hole (11), and the through-hole (11) runs through second boss (13), the second boss (13) wherein three edges of lateral wall are provided with the first arc surface (131), remaining on second boss (13) lateral wall An edge be provided with the second arc surface (132), the length of second arc surface (132) is greater than the first arc surface (131) length.
- The connecting shaft 2. automobile gearbox use for brake system according to claim 1 is braked, which is characterized in that described first is convex Platform (12) is provided with the first arc guide surface (123) of ring-shaped on the outer wall far from connection shaft body (1) one end.
- The connecting shaft 3. automobile gearbox use for brake system according to claim 1 is braked, which is characterized in that described second is convex Platform (13) is provided with the second arc guide surface (133) of ring-shaped on the outer wall far from connection shaft body (1) one end.
- The connecting shaft 4. automobile gearbox use for brake system according to claim 1 is braked, which is characterized in that described second is convex The outer wall of platform (13) is from one end close to connection shaft body (1) towards one end far from connection shaft body (1) gradually to contract.
- The connecting shaft 5. automobile gearbox use for brake system according to claim 4 is braked, which is characterized in that described second is convex The converging angles a of platform (13) is 5 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920185047.8U CN209505717U (en) | 2019-02-02 | 2019-02-02 | Automobile gearbox use for brake system brake connecting shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920185047.8U CN209505717U (en) | 2019-02-02 | 2019-02-02 | Automobile gearbox use for brake system brake connecting shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209505717U true CN209505717U (en) | 2019-10-18 |
Family
ID=68203921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920185047.8U Active CN209505717U (en) | 2019-02-02 | 2019-02-02 | Automobile gearbox use for brake system brake connecting shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209505717U (en) |
-
2019
- 2019-02-02 CN CN201920185047.8U patent/CN209505717U/en active Active
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| GR01 | Patent grant |