CN216519301U - Sliding shaft structure on automatic compensation double-return device brake caliper - Google Patents
Sliding shaft structure on automatic compensation double-return device brake caliper Download PDFInfo
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- CN216519301U CN216519301U CN202123152009.9U CN202123152009U CN216519301U CN 216519301 U CN216519301 U CN 216519301U CN 202123152009 U CN202123152009 U CN 202123152009U CN 216519301 U CN216519301 U CN 216519301U
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Abstract
The utility model provides an automatic compensation double-return device brake caliper upper sliding shaft structure, comprising: the upper shaft head comprises an upper inserting hole and a lower inserting hole, and is arranged at the upper part of the case; the upper shaft head is arranged in the middle of the case. When the sliding shaft structure on the automatic compensation double-return device brake caliper is used, the lower shaft tail of the lower portion of the case is sleeved at the bottom of the sliding sleeve, the embedded block protruding from the bottom in the sliding sleeve is clamped in the groove, the lower end of the upper limiting nail extends into the upper inserting hole in the upper portion of the upper shaft head, straight positioning in the vertical direction is conducted, the limiting range is conducted between the upper inserting hole and the lower inserting hole, and the setting is stable and safe. The automatic compensation double-return device brake caliper upper sliding shaft structure solves the problems that due to the fact that the upper sliding shaft is arranged vertically consistently, an external sliding structure slides over the head after installation, and positioning is not accurate and stable in use in the related technology.
Description
Technical Field
The utility model relates to the field of floating caliper type hydraulic disc brakes, in particular to an upper sliding shaft structure of a brake caliper of an automatic compensation double-return device.
Background
The common hydraulic disc brake structure of motorcycles, electric vehicles and bicycles in the current market can be divided into a fixed caliper type and a floating caliper type.
Firstly, fixed jaw formula hydraulic pressure dish brake disc both sides have two pistons of symmetry. When braking, brake fluid in the brake master cylinder enters the brake cylinder at the same time to push the two pistons to move, so that the brake shoe compresses the brake disc. The other is floating caliper type, the floating caliper type hydraulic disc brake cylinder is arranged on one side of the brake disc, one brake shoe block is arranged on the piston and is called as a movable brake shoe block, and the other brake shoe block is arranged on the caliper body and is called as a fixed brake shoe block. The brake caliper is installed on the vehicle through a support, and the brake caliper floats left and right on a sliding shaft of the support.
However, the upper sliding shaft arrangement in the prior art is consistent from top to bottom, so that the outer sliding structure can slide over the head after installation, and the use and positioning are not accurate and stable.
Therefore, there is a need to provide a new sliding axle structure on a brake caliper of an automatic compensation dual return device to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic compensation double-return device brake caliper upper sliding shaft structure, which solves the technical problems that in the related art, due to the fact that the upper sliding shaft arrangement in the prior art is consistent from top to bottom, an external sliding structure slides over the head after installation, and the use and positioning are not accurate and stable.
In order to solve the technical problem, the sliding shaft structure on the brake caliper of the automatic compensation double-return device provided by the utility model comprises:
the upper shaft head comprises an upper inserting hole and a lower inserting hole, the upper shaft head is arranged at the upper part of the case, the upper shaft head adopts a circular truncated cone-shaped structure, and the diameter length of the lower part of the upper shaft head is longer than the length between the upper parts of the upper shaft head;
the upper shaft head is arranged in the middle of the case, and the shaft body is of a cylindrical structure;
the lower shaft tail is arranged at the lower part of the case, four groups of grooves are annularly arranged on the outer annular surface of the lower shaft tail, and a shaft sleeve is arranged between the lower shaft tail and the grooves.
When the sliding shaft structure on the automatic compensation double-return device brake caliper is used, the lower shaft tail of the lower portion of a case is sleeved at the bottom of the sliding sleeve, and meanwhile, the embedded block protruding from the bottom in the sliding sleeve is clamped in the groove, so that the case is convenient to horizontally and cannot loosen left and right, the lower end of the upper limiting nail extends into the upper inserting hole in the upper portion of the upper shaft head, straight positioning in the vertical direction is conducted, and a limiting range is conducted between the upper inserting hole and the lower inserting hole, and the setting is more stable and safer.
Preferably, an upper plug hole is formed in the center of the upper end face of the upper spindle head, a lower plug hole is formed in the lower end of the upper plug hole, the upper plug hole and the lower plug hole are of cylindrical hole structures, and the centers of the case, the upper plug hole and the lower plug hole are located on the same axis.
Preferably, the shaft body is subjected to outer ring surface smoothing treatment, the outer surface of the shaft body is subjected to galvanizing treatment, and the shaft body is made of cast steel.
Preferably, the shaft sleeve is of a disc-shaped structure, and the diameter length of the shaft sleeve is 2-3cm longer than that of the chassis.
Preferably, an integrated chassis is formed among the upper shaft head, the shaft body and the lower shaft tail, the upper shaft head, the shaft body and the lower shaft tail are in a bilateral symmetry structure with respect to the center of the chassis, and the chassis is entirely made of cast steel.
Preferably, the concave depth of the groove is set to be 3-5mm, and the upper end and the lower end of the groove are arranged to be flush with the upper end and the lower end of the lower shaft tail.
Compared with the prior art, the sliding shaft structure on the automatic compensation double-return device brake caliper has the following beneficial effects:
the utility model provides an automatic compensation double-return device brake caliper upper sliding shaft structure, a lower shaft tail at the lower part of a machine case is sleeved at the bottom of a sliding sleeve, an insert block protruding from the bottom in the sliding sleeve is clamped in a groove, so that the sliding sleeve is convenient to move horizontally from left to right and cannot be loosened, meanwhile, the lower end of an upper limiting nail extends into an upper inserting hole at the upper part of an upper shaft head, straight positioning in the vertical direction is carried out, a limiting range is carried out between the upper inserting hole and the lower inserting hole, and the arrangement is more stable and safe.
Furthermore, the upper inserting hole in the upper end face of the upper shaft head is mainly used for inserting the lower end of the upper limit nail, and the lower inserting hole in the lower end of the upper inserting hole is the lowest position which can be reached by the lower end of the limit nail, so that the sliding shaft sleeve sleeved on the upper sliding shaft has a certain moving range, and the use is safer and more reliable.
Furthermore, the upper shaft head, the shaft body and the lower shaft tail are made of cast steel and are of solid structures, the selected materials are hard, and the solid structures are firmer and durable, and the outer surface is smooth and treated, so that the shaft sleeves sleeved outside can slide more smoothly and naturally, mutual abrasion is avoided, and the shaft sleeves are more durable.
Furthermore, the arrangement of the shaft sleeve between the shaft body and the lower shaft tail enables the sliding shaft sleeve to be sleeved outside the case, the bottom end of the sliding shaft sleeve is abutted to the upper end face of the shaft sleeve, the sliding shaft sleeve is prevented from sliding to the bottom, and the sliding shaft sleeve is more convenient to install.
Furthermore, four groups of grooves arranged on the outer ring surface of the lower shaft tail are used for more stable installation of the lower part of the case, so that a structure sleeved outside the lower part of the case can be embedded and connected with the grooves, the fixing between the structure and the bottom of the case is firmer, and the looseness is avoided.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a bottom view of the present invention;
reference numbers in the figures:
1. a chassis; 10. an upper shaft head; 11. a shaft body; 12. a shaft sleeve; 13. a groove; 14. a lower shaft tail; 15. an upper plug hole; 16. and a lower plug hole.
Detailed Description
The utility model is further described with reference to the following figures and embodiments.
First embodiment
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a front view of the present invention; FIG. 2 is a schematic cross-sectional view of the present invention; FIG. 3 is a schematic top view of the present invention;
fig. 4 is a bottom view of the present invention.
Sliding shaft structure on two return means braking pincers of automatic compensation includes:
the upper shaft head 10 comprises an upper inserting hole 15 and a lower inserting hole 16, the upper shaft head 10 is arranged at the upper part of the case 1, the upper shaft head 10 adopts a circular truncated cone-shaped structure, and the diameter length of the lower part of the upper shaft head 10 is longer than the length between the upper parts of the upper shaft heads 10;
the upper shaft head 10 is arranged in the middle of the case 1, and the shaft body 11 is of a cylindrical structure;
the chassis comprises a lower shaft tail 14, wherein the lower shaft tail 14 is arranged at the lower part of the chassis 1, four groups of grooves 13 are annularly arranged on the outer annular surface of the lower shaft tail 14, and a shaft sleeve 12 is arranged between the lower shaft tail 14 and the grooves 13.
When the sliding shaft structure on the automatic compensation double-return device brake caliper is used, a lower shaft tail 14 at the lower part of the case 1 is sleeved at the bottom of the sliding sleeve, and meanwhile, an embedded block protruding from the bottom in the sliding sleeve is clamped in the groove 13, so that the case 1 can be conveniently and not loosened in the left-right horizontal direction, meanwhile, the lower end of the upper limit nail extends into an upper plug hole 15 in the upper part of the upper shaft head 10, straight positioning in the vertical direction is carried out, and a limiting range is carried out between the upper plug hole 15 and a lower plug hole 16, so that more stable and safer setting is realized.
In an embodiment, an upper insertion hole 15 is formed in the center of the upper end surface of the upper spindle head 10, a lower insertion hole 16 is formed in the lower end of the upper insertion hole 15, the upper insertion hole 15 and the lower insertion hole 16 are both in a cylindrical hole-shaped structure, and the centers of the case 1, the upper insertion hole 15 and the lower insertion hole 16 are all located on the same axis.
Specifically, the upper inserting hole 15 in the upper end face of the upper shaft head 10 is mainly used for inserting the lower end of the upper limit nail, and the lower inserting hole 16 in the lower end of the upper inserting hole 15 is the lowest position which can be reached by the lower end of the limit nail, so that the sliding shaft sleeve sleeved on the upper sliding shaft has a certain moving range, and the use is safer and more reliable.
In the embodiment, the shaft body 11 is subjected to outer ring surface smoothing treatment, the outer surface of the shaft body 11 is subjected to galvanizing treatment, and the shaft body 11 is made of cast steel; the shaft sleeve 12 is of a disc-shaped structure, and the diameter length of the shaft sleeve 12 is 2-3cm longer than that of the case 1.
Specifically, the arrangement of shaft sleeve 12 between shaft body 11 and lower shaft tail 14 makes the sliding shaft sleeve set outside chassis 1, and the bottom supports the up end at shaft sleeve 12, avoids one to slide to the end, sets up the installation of sliding shaft sleeve more conveniently.
In the embodiment, the upper spindle nose 10, the spindle body 11 and the lower spindle tail 14 form an integrated chassis 1, the upper spindle nose 10, the spindle body 11 and the lower spindle tail 14 are all in a bilateral symmetry structure about the center of the chassis 1, and the entire chassis 1 is made of cast steel.
Specifically, the upper shaft head 10, the shaft body 11 and the lower shaft tail 14 are made of cast steel and are of solid structures, the selected materials are hard, and the solid structures are firmer and durable, and the outer surfaces of the solid structures are smoothly and naturally processed, so that the shaft sleeves sleeved outside can slide more smoothly, mutual abrasion is avoided, and the shaft sleeves are more durable.
In an embodiment, the concave depth of the groove 13 is set to be 3-5mm, and the upper end and the lower end of the groove 13 are arranged to be flush with the upper end and the lower end of the lower shaft tail 14.
Specifically, the four groups of grooves 13 arranged on the outer annular surface of the lower shaft tail 14 are used for more stable installation of the lower part of the chassis 1, so that the structure sleeved outside the lower part of the chassis 1 can be connected with the grooves 13 in an embedded manner, and the bottom of the chassis 1 is fixed more firmly, and looseness is avoided.
The concrete operating principle of sliding shaft structure on the automatic compensation double return device brake caliper that this embodiment provided is as follows:
the bottom at the sliding sleeve is put to lower shaft tail 14 cover of quick-witted case 1 lower part, and the convex abaculus block of bottom is in recess 13 in the sliding sleeve simultaneously for 8 levels about conveniently can not become flexible, go up the lower extreme of banking pin simultaneously and stretch into in last spliced eye 15 on last spindle nose 10 upper portion, carry out the straight location in the vertical direction, carry out spacing range and go up between spliced eye 15 and lower spliced eye 16, set up more stable safety.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (6)
1. The utility model provides an automatic sliding shaft structure on compensation double return device braking pincers which characterized in that includes:
the upper shaft head comprises an upper inserting hole and a lower inserting hole, the upper shaft head is arranged at the upper part of the case, the upper shaft head adopts a circular truncated cone-shaped structure, and the diameter length of the lower part of the upper shaft head is longer than the length between the upper parts of the upper shaft head;
the upper shaft head is arranged in the middle of the case, and the shaft body is of a cylindrical structure;
the lower shaft tail is arranged at the lower part of the case, four groups of grooves are annularly arranged on the outer ring surface of the lower shaft tail, and a shaft sleeve is arranged between the lower shaft tail and the grooves;
when the sliding shaft structure on the automatic compensation double-return device brake caliper is used, the lower shaft tail of the lower portion of a case is sleeved at the bottom of the sliding sleeve, and meanwhile, the embedded block protruding from the bottom in the sliding sleeve is clamped in the groove, so that the case is convenient to horizontally and cannot loosen left and right, the lower end of the upper limiting nail extends into the upper inserting hole in the upper portion of the upper shaft head, straight positioning in the vertical direction is conducted, and a limiting range is conducted between the upper inserting hole and the lower inserting hole, and the setting is more stable and safer.
2. The automatic compensation double return device brake caliper upper sliding shaft structure of claim 1, characterized in that an upper plug hole is opened at the center of the upper end surface of the upper shaft head, a lower plug hole is provided at the lower end of the upper plug hole, the upper plug hole and the lower plug hole are both cylindrical hole-shaped structures, and the centers of the case, the upper plug hole and the lower plug hole are all located on the same axis.
3. The structure of a sliding shaft on a brake caliper of an automatic compensating double return device as claimed in claim 1, wherein said shaft body is made of cast steel and has an outer circumferential surface thereof being smoothed and an outer circumferential surface thereof being galvanized.
4. The structure of a sliding shaft on a self-compensating double return device brake caliper according to claim 1, wherein said bushing has a disc shape, and the diameter length of said bushing is 2-3cm longer than the diameter length of said housing.
5. The structure of an upper sliding shaft of a brake caliper of an automatic compensation double return device according to claim 1, characterized in that the upper shaft head, the shaft body and the lower shaft tail form an integrated chassis, the upper shaft head, the shaft body and the lower shaft tail are all in a left-right symmetrical structure with respect to the center of the chassis, and the chassis is made of cast steel.
6. The sliding axle structure on a brake caliper of an automatic compensation double return device according to claim 1, characterized in that the concave depth of the groove is set to 3-5mm, and the upper and lower ends of the groove are arranged to be equal to the upper and lower ends of the lower axle tail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123152009.9U CN216519301U (en) | 2021-12-15 | 2021-12-15 | Sliding shaft structure on automatic compensation double-return device brake caliper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123152009.9U CN216519301U (en) | 2021-12-15 | 2021-12-15 | Sliding shaft structure on automatic compensation double-return device brake caliper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216519301U true CN216519301U (en) | 2022-05-13 |
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ID=81498319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123152009.9U Active CN216519301U (en) | 2021-12-15 | 2021-12-15 | Sliding shaft structure on automatic compensation double-return device brake caliper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216519301U (en) |
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2021
- 2021-12-15 CN CN202123152009.9U patent/CN216519301U/en active Active
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