CN213655545U - Linkage device for air disc brake - Google Patents
Linkage device for air disc brake Download PDFInfo
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- CN213655545U CN213655545U CN202021808387.0U CN202021808387U CN213655545U CN 213655545 U CN213655545 U CN 213655545U CN 202021808387 U CN202021808387 U CN 202021808387U CN 213655545 U CN213655545 U CN 213655545U
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Abstract
The utility model relates to a linkage device for an air disc brake, wherein the disc brake comprises a caliper body, a brake disc and a linkage device, the linkage device comprises a pair of linkage shafts which horizontally extend into the caliper body and are respectively a driving shaft and a driven shaft; one side of the driving shaft and one side of the driven shaft extend out of the clamp body, a driving chain wheel and a driven chain wheel are respectively sleeved on one section of the driving shaft and one section of the driven shaft extending out of the clamp body, and linkage is realized between the driving chain wheel and the driven chain wheel through a linkage chain; a suit is at drive sprocket, driven sprocket, linkage chain outside safety cover, the safety cover includes base, drive sprocket safety cover, driven sprocket safety cover, upper chain safety cover, lower floor's chain safety cover. The utility model has the advantages that: the utility model discloses a linkage device, on the basis of realization to sprocket, chain protection, reduced the volume of whole safety cover greatly, corresponding just also reduced the installation space of safety cover, make things convenient for the smooth installation of other parts.
Description
Technical Field
The utility model relates to an automobile brake, in particular to aggregate unit for air disc brake.
Background
The disc brake is widely applied to cars and passenger cars, most of the cars are used for all wheels at present, and a few of the cars are only used as front wheel brakes and are matched with drum brakes of rear wheels, so that the cars have higher direction stability during braking. In commercial vehicles, disc brakes are increasingly being used today in new and high-end vehicle models.
The disc brake is of an air pressure type and is controlled by air pressure, and main parts comprise a brake disc, an air chamber, a brake caliper, a support and the like. The disc brake has the advantages of fast heat dissipation, light weight, simple structure and convenient adjustment. Particularly, the high-temperature-resistant performance is good under high load, the braking effect is stable, the muddy water invasion is not afraid, the car runs in winter and in bad road conditions, the disc brake adopted by many cars comprises a plane type brake disc, a punched type brake disc and a ventilation type brake disc, and the braking effect and the ventilation and heat dissipation capacity of the ventilation type brake disc are good.
At present, a disc brake used in the existing market generally comprises a caliper body, a brake disc, a friction plate and a linkage device, wherein the linkage device generally comprises a pair of linkage shafts, the two linkage shafts realize linkage through chains, and when the disc brake works, the two linkage shafts simultaneously drive the friction plate to approach the brake disc in a linkage mode, so that the brake is realized. In the above structure, the end of the linkage shaft is required to be sleeved with the linkage chain matched with the chain, and the linkage chain are usually installed on the outer side of the pliers body even if exposed, so that a protective cover is required to be additionally installed on the outer side of the linkage chain and the linkage chain to protect the linkage chain and the linkage chain against the phenomenon. The structure of the existing protective cover generally adopts the structural form of an arc cover, the overall appearance of the existing protective cover is large, the corresponding required installation space is also large, in the actual installation process, the brake caliper can be influenced by factors such as the installation space in the automobile, the structure of adjacent parts and the like, the installation space of the whole brake caliper is small, and under the condition, the installation of other parts of the automobile is easily influenced after the protective cover with the large appearance is installed.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a simple to operate's aggregate unit for air disc brake.
In order to solve the technical problem, the utility model adopts the technical scheme that: the utility model provides a linkage for air disc brake, disc brake includes pincers body, brake disc, linkage, and its innovation point lies in: the linkage device comprises
A pair of linkage shafts horizontally extending into the caliper body are respectively a driving shaft and a driven shaft, the end part of the caliper body is also provided with a through hole for embedding and installing the driving shaft and the driven shaft, and the driving shaft and the driven shaft are connected with a brake disc;
one side of the driving shaft and one side of the driven shaft extend out of the clamp body, a driving chain wheel and a driven chain wheel are respectively sleeved on one section of the driving shaft and one section of the driven shaft extending out of the clamp body, and linkage is realized between the driving chain wheel and the driven chain wheel through a linkage chain;
the protective cover is sleeved on the outer side of the driving chain wheel, the driven chain wheel and the linkage chain, the protective cover comprises a base which is fixed with the end part of the clamp body through a bolt, a first cavity for accommodating the driving chain wheel, the driven chain wheel and the linkage chain is arranged in the base, one side of the base, which is far away from the clamp body, is also provided with a driving chain wheel protective cover, a driven chain wheel protective cover, an upper chain protective cover and a lower chain protective cover which extend outwards, a driving chain wheel mounting cavity, a driven chain wheel mounting cavity, an upper chain mounting cavity and a lower chain mounting cavity which are communicated with the first cavity are respectively arranged in the driving chain wheel protective cover, the driven chain wheel protective cover, the upper chain mounting cavity and the lower chain mounting cavity, the driving chain mounting cavity, the driven chain mounting cavity, the upper chain mounting cavity and the lower chain mounting cavity are communicated with each other, and the upper chain protective cover and the upper chain mounting cavity are in V-, the height of the upper end point of the upper layer chain mounting cavity is lower than the height of the upper end points of the driving chain wheel mounting cavity and the driven chain wheel mounting cavity, the lower layer chain protection cover and the lower layer chain mounting cavity are in a mutually corresponding straight-line shape, two sides of the lower layer chain protection cover are respectively in arc transition connection with the driving chain wheel protection cover and the driven chain wheel protection cover, and the height of the lower end point of the lower layer chain mounting cavity is higher than the height of the lower end point of the driving chain wheel mounting cavity and the driven chain wheel mounting cavity;
the driving chain wheel protective cover is further provided with a through hole for the driving shaft to pass through, after the driving shaft passes through the through hole, the end part of the driving shaft on the side is further connected with a torque protector, and the outer side of the torque protector is further sleeved with a dustproof cap.
Further, the outside of base still is provided with a plurality of outside convex first deep floor, first deep floor still extends along the outer edge of base, lies in still all to be provided with a plurality of second deep floor on the base between first deep floor and drive sprocket safety cover, driven sprocket safety cover, upper chain safety cover, the lower floor chain safety cover, still is provided with at least one third deep floor between upper chain safety cover and the lower floor chain safety cover.
Furthermore, a weight reduction groove is formed in the base.
Furthermore, a sealing ring is arranged between the base and the clamp body, a second cavity for embedding and installing the sealing ring is formed in the base, and the second cavity is located on the outer side of the first cavity.
Furthermore, a partition plate is further installed in the first cavity on the base and located among the driving chain wheel installation cavity, the driven chain wheel installation cavity, the upper-layer chain installation cavity and the lower-layer chain installation cavity.
The utility model has the advantages that: the utility model discloses a linkage, through improving traditional safety cover, through the base, the drive sprocket safety cover, the driven sprocket safety cover, upper chain safety cover, lower floor's chain safety cover, at the drive sprocket safety cover, the driven sprocket safety cover, upper chain safety cover, mutually support between the lower floor's chain safety cover, realize to the sprocket, on the basis of chain protection, the volume of whole safety cover has been reduced greatly, corresponding installation space who has just also reduced the safety cover, make things convenient for the smooth installation of other parts.
And the upper end point of the upper-layer chain mounting cavity and the lower end point of the lower-layer chain mounting cavity are controlled, so that the linkage chain is tensioned, and the linkage of the linkage chain to the driving shaft and the driven shaft is ensured.
The arrangement of the first reinforcing rib plate, the second reinforcing rib plate and the third reinforcing rib plate is used for reinforcing the protective cover and improving the structural strength of the protective cover.
The design of the weight reduction groove on the base reduces the whole weight of the base on the basis of ensuring the structural strength of the base, and provides a good foundation for reducing the weight of the whole brake.
The arrangement of the avoiding groove and the avoiding hole on the brake disc mounting section is used for reserving mounting space for other parts of the automobile as far as possible when the caliper body is mounted so as to facilitate the mounting of the other parts.
The sealing ring between the base and the clamp body is arranged to play a role in sealing protection, so that external dust is prevented from entering the base from a gap between the base and the clamp body to influence the operation of the linkage device.
The design of the partition plate is used for separating the upper layer and the lower layer of the linkage chain, so that the mutual influence between the upper layer chain and the lower layer chain is avoided when the linkage chain works, and the smooth operation of the linkage chain is ensured.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic view of a linkage device for a pneumatic disc brake according to the present invention.
Fig. 2 is a schematic view of the cooperation of the middle linkage device of the present invention.
Fig. 3 is a schematic view of the protective cover of the present invention.
Fig. 4 is a rear view of the middle protective cover of the present invention.
Detailed Description
The following examples are presented to enable those skilled in the art to more fully understand the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 to 4, the disc brake of the linkage device for the air disc brake comprises a caliper body 3, a brake disc 4 and a linkage device 5.
The linkage device 5 comprises
A pair of linkage shafts horizontally extending into the caliper body are respectively a driving shaft and a driven shaft, the end part of the caliper body 3 is also provided with a through hole for embedding and installing the driving shaft and the driven shaft, a driving shaft installing seat 504 and a driven shaft installing seat 503 are also arranged between the driving shaft and the through hole, and one side of the driving shaft and one side of the driven shaft extending into the caliper body 3 are connected with the brake disc 4.
One side of the other book of the driving shaft and the driven shaft extends out of the clamp body 3, a driving chain wheel 502 and a driven chain wheel 501 are respectively sleeved on the sections of the driving shaft and the driven shaft extending out of the clamp body, and the driving chain wheel 502 and the driven chain wheel 501 are linked through a linkage chain 503.
A protective cover sleeved outside the driving chain wheel 502, the driven chain wheel 501 and the linkage chain 503, the protective cover comprises a base 505 fixed with the end part of the clamp body 3 through a bolt, a first cavity 506 for installing the driving chain wheel 502, the driven chain wheel 501 and the linkage chain 503 is arranged in the base 505, a driving sprocket protecting cover 507, a driven sprocket protecting cover 509, an upper chain protecting cover 508 and a lower chain protecting cover 510 which extend outwards are arranged on the side, away from the caliper body 3, of the base 505, a driving chain wheel mounting cavity, a driven chain wheel mounting cavity, an upper chain mounting cavity and a lower chain mounting cavity which are communicated with the first cavity 506 are respectively arranged in the driving chain wheel protective cover 507, the driven chain wheel protective cover 509, the upper chain protective cover 508 and the lower chain protective cover 510, and the driving chain wheel installation cavity, the driven chain wheel installation cavity, the upper layer chain installation cavity and the lower layer chain installation cavity are communicated with each other.
Upper chain safety cover 508, upper chain installation cavity is the V word shape that corresponds each other, and the upper extreme point of upper chain installation cavity highly be less than the drive sprocket installation cavity, the height of the upper extreme point of driven sprocket installation cavity, lower floor's chain safety cover 510, lower floor's chain installation cavity is the straight line type form that corresponds each other, and the both sides of lower floor's chain safety cover 510 respectively with drive sprocket safety cover 507, arc transitional coupling between the driven sprocket safety cover 509, the lower extreme point of lower floor's chain installation cavity highly is higher than the drive sprocket installation cavity, the height of the lower extreme point of driven sprocket installation cavity. The upper end point of the upper-layer chain mounting cavity and the lower end point of the lower-layer chain mounting cavity are controlled, so that the linkage chain 503 is tensioned, and the linkage of the linkage chain 503 to the driving shaft and the driven shaft is ensured.
A plurality of first reinforcing rib plates 511 which protrude outwards are further arranged on the outer side of the base 505, the first reinforcing rib plates 511 extend along the outer edge of the base 505, a plurality of second reinforcing rib plates 512 are further arranged on the base 505 between the first reinforcing rib plates 511 and the driving sprocket protection cover 507, the driven sprocket protection cover 509, the upper-layer chain protection cover 508 and the lower-layer chain protection cover 510, and at least one third reinforcing rib plate 513 is further arranged between the upper-layer chain protection cover 508 and the lower-layer chain protection cover 510. The first reinforcing rib plate 511, the second reinforcing rib plate 512, and the third reinforcing rib plate 513 are provided to reinforce the structural function of the protective cover and improve the structural strength of the protective cover.
The base 505 is further provided with lightening grooves 514, and the lightening grooves 514 are divided into a plurality of lightening grooves by the second reinforcing rib plates 512. The weight-reducing grooves 514 on the base 505 are designed to reduce the overall weight of the base 505 on the basis of ensuring the structural strength of the base 505, and provide a good foundation for reducing the weight of the whole brake.
A sealing ring 514 is further arranged between the base 505 and the caliper body 3, a second cavity 515 is arranged in the base 505, the sealing ring 514 is embedded and installed in the second cavity 515, and the second cavity 515 is positioned outside the first cavity 506. The sealing ring 514 between the base 505 and the caliper body 4 is provided to play a role of sealing protection, so as to prevent external dust from entering the base 505 from the gap between the base 505 and the caliper body 4 and affecting the operation of the linkage device.
A partition plate 516 is further installed in the first cavity 506 on the base 505, and the partition plate 516 is located between the driving sprocket installation cavity, the driven sprocket installation cavity, the upper layer chain installation cavity and the lower layer chain installation cavity. The partition plate 516 is designed to separate the upper layer and the lower layer of the link chain 503, so as to avoid the mutual influence between the upper layer chain and the lower layer chain during operation, and ensure the smooth operation of the link chain 503.
The driving sprocket protecting cover 507 is further provided with a through hole 517 for allowing the driving shaft to pass through, after the driving shaft passes through the through hole 517, the end part of the side of the driving shaft is further connected with a torque protector 518, a dustproof cap 219 is further sleeved on the outer side of the torque protector 518, and the dustproof cap 219 is arranged to protect the torque protector 518 so as to prevent external dust from attaching to the torque protector 518 and affecting the use of the torque protector 518.
The utility model discloses a linkage through improving traditional safety cover, through base 505, drive sprocket safety cover 507, driven sprocket safety cover 509, upper chain safety cover 508, mutually supporting between lower floor's chain safety cover 510, on the basis of realizing the protection to drive sprocket 502, driven sprocket 501, linkage chain 503, the volume of whole safety cover has reduced greatly, corresponding installation space who has just also reduced the safety cover makes things convenient for the smooth installation of other parts.
It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a linkage for air disc brake, disc brake includes pincers body, brake disc, linkage, its characterized in that: the linkage device comprises
A pair of linkage shafts horizontally extending into the caliper body are respectively a driving shaft and a driven shaft, the end part of the caliper body is also provided with a through hole for embedding and installing the driving shaft and the driven shaft, and the driving shaft and the driven shaft are connected with a brake disc;
one side of the driving shaft and one side of the driven shaft extend out of the clamp body, a driving chain wheel and a driven chain wheel are respectively sleeved on one section of the driving shaft and one section of the driven shaft extending out of the clamp body, and linkage is realized between the driving chain wheel and the driven chain wheel through a linkage chain;
the protective cover is sleeved on the outer side of the driving chain wheel, the driven chain wheel and the linkage chain, the protective cover comprises a base which is fixed with the end part of the clamp body through a bolt, a first cavity for accommodating the driving chain wheel, the driven chain wheel and the linkage chain is arranged in the base, one side of the base, which is far away from the clamp body, is also provided with a driving chain wheel protective cover, a driven chain wheel protective cover, an upper chain protective cover and a lower chain protective cover which extend outwards, a driving chain wheel mounting cavity, a driven chain wheel mounting cavity, an upper chain mounting cavity and a lower chain mounting cavity which are communicated with the first cavity are respectively arranged in the driving chain wheel protective cover, the driven chain wheel protective cover, the upper chain mounting cavity and the lower chain mounting cavity, the driving chain mounting cavity, the driven chain mounting cavity, the upper chain mounting cavity and the lower chain mounting cavity are communicated with each other, and the upper chain protective cover and the upper chain mounting cavity are in V-, the height of the upper end point of the upper layer chain mounting cavity is lower than the height of the upper end points of the driving chain wheel mounting cavity and the driven chain wheel mounting cavity, the lower layer chain protection cover and the lower layer chain mounting cavity are in a mutually corresponding straight-line shape, two sides of the lower layer chain protection cover are respectively in arc transition connection with the driving chain wheel protection cover and the driven chain wheel protection cover, and the height of the lower end point of the lower layer chain mounting cavity is higher than the height of the lower end point of the driving chain wheel mounting cavity and the driven chain wheel mounting cavity;
the driving chain wheel protective cover is further provided with a through hole for the driving shaft to pass through, after the driving shaft passes through the through hole, the end part of the driving shaft on the side is further connected with a torque protector, and the outer side of the torque protector is further sleeved with a dustproof cap.
2. The linkage for a pneumatic disc brake according to claim 1, wherein: the outside of base still is provided with a plurality of outside convex first deep floor, first deep floor still extends along the outer edge of base, lies in on the base and still all is provided with a plurality of second deep floor between first deep floor and drive sprocket safety cover, driven sprocket safety cover, upper chain safety cover, the lower floor chain safety cover, still is provided with at least one third deep floor between upper chain safety cover and the lower floor chain safety cover.
3. The linkage for a pneumatic disc brake according to claim 1, wherein: and the base is also provided with a weight reduction groove.
4. The linkage for a pneumatic disc brake according to claim 1, wherein: and a sealing ring is also arranged between the base and the clamp body, a second cavity for embedding and installing the sealing ring is arranged in the base, and the second cavity is positioned at the outer side of the first cavity.
5. The linkage for a pneumatic disc brake according to claim 1, wherein: the base is further provided with a partition board in the first cavity, and the partition board is located among the driving chain wheel installation cavity, the driven chain wheel installation cavity, the upper-layer chain installation cavity and the lower-layer chain installation cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021808387.0U CN213655545U (en) | 2020-08-26 | 2020-08-26 | Linkage device for air disc brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021808387.0U CN213655545U (en) | 2020-08-26 | 2020-08-26 | Linkage device for air disc brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213655545U true CN213655545U (en) | 2021-07-09 |
Family
ID=76693573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021808387.0U Active CN213655545U (en) | 2020-08-26 | 2020-08-26 | Linkage device for air disc brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213655545U (en) |
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2020
- 2020-08-26 CN CN202021808387.0U patent/CN213655545U/en active Active
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