CN219975197U - Pneumatic disc brake and automobile - Google Patents
Pneumatic disc brake and automobile Download PDFInfo
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- CN219975197U CN219975197U CN202223480916.0U CN202223480916U CN219975197U CN 219975197 U CN219975197 U CN 219975197U CN 202223480916 U CN202223480916 U CN 202223480916U CN 219975197 U CN219975197 U CN 219975197U
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- disc brake
- alarm
- caliper body
- wear
- brake
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- 238000005299 abrasion Methods 0.000 claims abstract description 15
- 238000012544 monitoring process Methods 0.000 claims abstract description 11
- 238000001514 detection method Methods 0.000 claims abstract description 10
- 239000000523 sample Substances 0.000 claims description 5
- 238000012545 processing Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Braking Arrangements (AREA)
Abstract
The utility model relates to the technical field of brakes, and provides a pneumatic disc brake which comprises a wear alarm, a brake block and a caliper body, wherein the wear alarm is provided with an extensible detection end and a monitoring end for monitoring the extension of the detection end, the caliper body moves along with the abrasion of the brake block, the caliper body is provided with a support lug, the wear alarm is arranged in the support lug, and the detection end of the wear alarm extends along with the movement of the caliper body. Also provided is an automobile comprising the air pressure disc brake. According to the utility model, the abrasion alarm is arranged on the support lugs of the caliper body, no additional holes are needed on the caliper body, and the abrasion alarm can be arranged in the sliding pin by only removing the pins on the support lugs, so that the abrasion alarm can be arranged on the small-specification air pressure disc brake, and the strength of the caliper body is not affected because the additional holes are not needed on the caliper body, and the production and processing man-hour and the working procedure are reduced.
Description
Technical Field
The utility model relates to the technical field of brakes, in particular to a pneumatic disc brake and an automobile.
Background
Most of the current pneumatic disc brakes are equipped with an on-off brake pad warning device. And when the brake pad is used to the limit thickness, an alarm is given. The device has a relatively simple structure, but cannot monitor the abrasion condition of the brake pad in real time and cannot output continuous abrasion signals. And when the alarm is triggered, the device needs to be replaced in time, and the alarm is often not replaced in actual use, so that resource waste and various hidden dangers can be brought.
When the existing real-time wear alarm is installed on the air disc brake, holes are formed in the caliper body, and then the wear alarm is installed in the holes of the caliper body, so that the total amount of wear of two brake pads and a brake disc (the measured value is the sum of the wear thicknesses), which requires that the type of the adopted air disc brake can only be an air disc brake with large specification size of 49.53 cm and above, and cannot be assembled on the brake with specification of less than 49.53 cm because small specification air disc brakes, such as the specification of 44.45 cm and 40.64 cm, cannot be applied because of the internal structure and space of the caliper body.
Disclosure of Invention
The utility model aims to provide an air pressure disc type brake and an automobile, which can at least solve part of defects in the prior art.
In order to achieve the above object, the embodiment of the present utility model provides the following technical solutions: the utility model provides a pneumatic disc brake, includes the wearing and tearing alarm, the wearing and tearing alarm has the detection end that can extend and monitor the monitoring end that the detection end is extension, still includes the brake block and follows the calliper body that the brake block wearing and tearing move, the calliper body is last to have a journal stirrup, the wearing and tearing alarm is installed in the journal stirrup, just the detection end of wearing and tearing alarm is along with the removal of calliper body is extension.
Further, still include connecting bolt, connecting bolt connects the brake block with the calliper body, wear alarm's detection end butt is in on the connecting bolt.
Further, the connecting bolt is located in the depth of the supporting lugs.
Further, the support lugs are multiple, and any support lug can be provided with the abrasion alarm.
Further, two lugs are arranged, and the two lugs are respectively arranged on two sides of the caliper body.
Further, the direction between the two caliper bodies is perpendicular to the moving direction of the caliper bodies.
Further, the wear alarm comprises a long rod body, and the length direction of the rod body is consistent with the moving direction of the caliper body.
Further, the monitoring end of the wear alarm is connected to the vehicle-mounted ECU.
The embodiment of the utility model provides another technical scheme that: an automobile comprises the air pressure disc brake.
Further, the size of the air pressure disc brake is less than 49.53 cm.
Compared with the prior art, the utility model has the beneficial effects that: the abrasion alarm is arranged on the support lugs of the caliper body, holes are not needed to be formed in the caliper body, pins on the support lugs are removed, and the abrasion alarm can be arranged in the sliding pins.
Drawings
FIG. 1 is a schematic illustration of a pneumatic disc brake according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of the cooperation of a brake pad, a connecting bolt and a wear alarm of a pneumatic disc brake according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram showing the cooperation of a connecting bolt and a wear alarm of a pneumatic disc brake according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of a wear alarm for a pneumatic disc brake according to an embodiment of the present utility model;
FIG. 5 is an internal schematic view of a wear alarm for a pneumatic disc brake according to an embodiment of the present utility model;
in the reference numerals: 1-a wear alarm; 10-detecting end; 11-monitoring end; 12-a rod body; 13-a circuit board; 2-a brake pad; 3-a caliper body; 30-supporting lugs; 4-connecting bolts.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, 2, 3, 4 and 5, an embodiment of the present utility model provides a pneumatic disc brake, including a wear alarm 1, where the wear alarm 1 has an extendable probe end 10 and a monitoring end 11 for monitoring the extension of the probe end 10, and further includes a brake pad 2 and a caliper body 3 moving with the wear of the brake pad 2, the caliper body 3 has a support lug 30, the wear alarm 1 is installed in the support lug 30, and the probe end 10 of the wear alarm 1 extends with the movement of the caliper body 3. In this embodiment, the wear alarm 1 is mounted on the lugs 30 of the caliper body 3, no additional holes are needed to be formed in the caliper body 3, and the wear alarm 1 can be mounted in the slide pin by removing pins on the lugs 30, so that the wear alarm 1 can be mounted on a small-sized air pressure disc brake, and the strength of the caliper body 3 is not affected because no additional holes are needed to be formed in the caliper body 3, and the production and processing man-hour and the processing procedure are reduced. Specifically, the wear alarm 1 of the present embodiment is a conventional art, and a conventional air disc brake of a large size of 49.53 cm or more is used, but holes are formed in the caliper body 3 to design a position for mounting the wear alarm 1, so that the working principle of the wear alarm 1 is not described too much. The ingenious point of this embodiment lies in utilizing the support lug 30 that the air pressure disc brake itself had, install wear alarm 1 in support lug 30 department, just so no longer need be in the trompil of calliper body 3, and can directly make the fine setting on current air pressure disc brake just, say current wear alarm 1 size slightly bigger or slightly less, can be with the size of the slide pin in the mould of preparation air pressure disc brake with wear alarm 1 make match just, the support lug 30 of calliper body 3 that makes like this can directly assemble wear alarm 1. Preferably, some structures which are convenient for fixing the wear alarm 1, such as some clamping structures, magnetic attraction structures and the like, are designed, or the clamping structures can be structures with some convex edges matched with clamping grooves through screw fixation, the wear alarm 1 is fixed in a clamping manner, and in addition, the sliding pin with pins removed can be made to have higher strength and meet the use requirements and the like.
The following are specific examples:
with reference to fig. 1, 2, 3, 4 and 5, the scheme is optimized, and the brake caliper further comprises a connecting bolt 4, wherein the connecting bolt 4 connects the brake pad 2 and the caliper body 3, and the detection end 10 of the wear alarm 1 is abutted against the connecting bolt 4. The connecting bolt 4 is located in the deep part of the support lug 30. The abrasion alarm 1 comprises a strip-shaped rod body 12, and the length direction of the rod body 12 is consistent with the moving direction of the caliper body 3. The monitoring end 11 of the wear alarm 1 is connected to an on-board ECU. In this embodiment, during the use of the air disc brake, the thickness of the brake pad 2 is continuously reduced due to wear, and the caliper body 3 moves reversely as the brake pad 2 is thinned (this is the function of the brake itself, and is not described in detail here). The wear alarm 1 is stretched out and pressed on the connecting bolt 4 under the action of the spring, and simultaneously stretches out along with the movement of the caliper body 3, so that the effect of real-time reaction of wear condition is achieved, and a circuit device (such as a circuit board 13) of the monitoring end 11 of the wear alarm 1 can monitor the stretching length of the detecting end 10 in real time to feed back an electric signal to a vehicle-mounted ECU (electronic control unit).
As an optimization scheme of the embodiment of the present utility model, referring to fig. 1, 2, 3, 4 and 5, there are a plurality of lugs 30, and any lug 30 can be used to mount the wear alarm 1. In this embodiment, for example, two lugs 30 are provided, and both lugs 30 can be the mounting locations for the wear alarm 1. Two lugs 30 are respectively arranged on two sides of the caliper body 3. The direction between the two caliper bodies 3 is perpendicular to the moving direction of the caliper bodies 3.
Referring to fig. 1, 2, 3, 4 and 5, an embodiment of the present utility model provides an automobile including the above-mentioned air disc brake. The air pressure disc brake is arranged on the existing automobile, so that the selection range of the automobile can be wider when the specification of the air pressure disc brake is selected. Specifically, the wear alarm 1 is mounted on the lugs 30 of the caliper body 3, no additional holes are needed to be formed in the caliper body 3, the wear alarm 1 can be mounted in the sliding pin by removing pins on the lugs 30, and the wear alarm 1 can be mounted on a small-sized air pressure disc brake on one hand, and on the other hand, the strength of the caliper body 3 is not affected because no additional holes are needed to be formed in the caliper body 3, so that the production and processing time and the processing procedures are reduced. The wear alarm 1 of this embodiment is a conventional art, and a conventional air disc brake of large size of 49.53 cm or more has been used, but holes are formed in the caliper body 3 to design a position for mounting the wear alarm 1, so that the working principle of the wear alarm 1 will not be described. The ingenious point of this embodiment lies in utilizing the support lug 30 that the air pressure disc brake itself had, install wear alarm 1 in support lug 30 department, just so no longer need be in the trompil of calliper body 3, and can directly make the fine setting on current air pressure disc brake just, say current wear alarm 1 size slightly bigger or slightly less, can be with the size of the slide pin in the mould of preparation air pressure disc brake with wear alarm 1 make match just, the support lug 30 of calliper body 3 that makes like this can directly assemble wear alarm 1. Preferably, some structures which are convenient for fixing the wear alarm 1, such as some clamping structures, magnetic attraction structures and the like, are designed, the clamping structures can be structures with some convex edges matched with clamping grooves, the wear alarm 1 is fixed in a clamping manner, and in addition, the sliding pin with pins removed can be made to have higher strength, so that the use requirements are met.
As an optimization scheme of the embodiment of the present utility model, please refer to fig. 1, 2, 3, 4 and 5, the size of the air pressure disc brake is below 49.53 cm. In this embodiment, since the above-mentioned air disc brake is adopted, an air disc brake with a specification of 49.53 cm or less can be selected, and of course, an air disc brake with a specification of 49.53 cm or more is not limited, and can be used in the automobile of this embodiment because it has a larger size and is not limited.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A pneumatic disc brake comprising a wear alarm having an extendable probe end and a monitor end for monitoring extension of the probe end, characterized in that: the brake pad is characterized by further comprising a brake pad and a caliper body moving along with the abrasion of the brake pad, wherein the caliper body is provided with a supporting lug, the abrasion alarm is arranged in the supporting lug, and the detection end of the abrasion alarm stretches along with the movement of the caliper body.
2. The air disc brake of claim 1 wherein: the brake pad is connected with the caliper body through the connecting bolts, and the detection end of the wear alarm is abutted to the connecting bolts.
3. The air disc brake of claim 2 wherein: the connecting bolt is located in the deep portion of the supporting lugs.
4. The air disc brake of claim 1 wherein: the support lugs are multiple, and any support lug can be provided with the abrasion alarm.
5. The air disc brake of claim 4 wherein: the two support lugs are respectively arranged on two sides of the caliper body.
6. The air disc brake of claim 5 wherein: the direction between the two caliper bodies is perpendicular to the moving direction of the caliper bodies.
7. The air disc brake of claim 1 wherein: the abrasion alarm comprises a long rod body, and the length direction of the rod body is consistent with the moving direction of the caliper body.
8. The air disc brake of claim 1 wherein: the monitoring end of the wear alarm is connected to the vehicle-mounted ECU.
9. An automobile, characterized in that: comprising a gas disc brake according to any of claims 1-8.
10. The automobile of claim 9, wherein: the size of the air pressure disc brake is below 49.53 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223480916.0U CN219975197U (en) | 2022-12-26 | 2022-12-26 | Pneumatic disc brake and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223480916.0U CN219975197U (en) | 2022-12-26 | 2022-12-26 | Pneumatic disc brake and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219975197U true CN219975197U (en) | 2023-11-07 |
Family
ID=88578991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223480916.0U Active CN219975197U (en) | 2022-12-26 | 2022-12-26 | Pneumatic disc brake and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219975197U (en) |
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2022
- 2022-12-26 CN CN202223480916.0U patent/CN219975197U/en active Active
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