CN218408268U - Hand-adjusting structure for alarming abrasion of friction plate of air pressure disc brake - Google Patents
Hand-adjusting structure for alarming abrasion of friction plate of air pressure disc brake Download PDFInfo
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- CN218408268U CN218408268U CN202221654239.7U CN202221654239U CN218408268U CN 218408268 U CN218408268 U CN 218408268U CN 202221654239 U CN202221654239 U CN 202221654239U CN 218408268 U CN218408268 U CN 218408268U
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Abstract
The invention provides a friction plate abrasion alarming manual adjusting structure of an air pressure disc type brake, and belongs to the field of brake. The technical scheme adopted by the invention is as follows: the device comprises an adjusting gear, a sensing arm, an adjusting mandrel and positive and negative electrode copper sheets. Adjusting the outer diameter of the gear into a gear shape, and the inner diameter of the gear into a hobbing shape; the sensing arm is in a reverse L shape, a small threaded hole is formed in the top of the sensing arm, and a large threaded hole is formed in the transverse surface of the sensing arm; the adjusting core shaft is in a rod shape, the top of the adjusting core shaft is provided with a rolling spline which is inserted into the inner diameter of the adjusting gear, the lower part of the rolling spline is a thread part which is inserted into and matched with a large thread hole of the sensing arm, the middle part of the adjusting core shaft is provided with a step, and the adjusting gear is fixed on the adjusting core shaft in a riveting manner; the positive copper sheet comprises a positive copper sheet and a positive fast-inserting connecting hole on one side, and a hole in the middle of the copper sheet is inserted into the adjusting mandrel. This device can judge the friction disc wearing and tearing condition in the car, realizes the suggestion of reporting to the police through the distance change that wearing and tearing lead to, can effectual warning driver, improves the security that the friction disc used.
Description
Technical Field
The invention provides a friction plate abrasion alarming manual adjusting structure of an air pressure disc type brake, and belongs to the field of brake.
Background
The frequent braking of the brake in the driving process can cause the friction part of the friction plate to gradually wear in the braking process and disappear, if the friction part of the friction plate can not be replaced in time, the brake and even the tire can be irreparably lost if the friction part of the friction plate is continuously used after the friction part of the friction plate is worn. Some alarm devices that have now all need to go to the car bottom after a period of driving a vehicle and examine the car by the manual work, and one is more troublesome ten times more convenient, and two come also forget easily to examine thereby to cause great loss.
Disclosure of Invention
The invention mainly aims at the problem to carry out structural design, designs a manual abrasion alarm adjusting structure of the friction plate of the air disc brake to achieve the aim, and adopts the technical scheme that:
the invention relates to a friction plate abrasion alarming manual adjusting structure of an air pressure disc brake, which comprises an adjusting gear, a sensing arm, an adjusting mandrel and positive and negative copper sheets.
The outer diameter of the adjusting gear is in a gear shape, the adjusting gear is matched with the adjusting gear in the adjuster, and the inner diameter of the adjusting gear is in a hobbing shape;
the sensing arm is in a reverse L shape, a small threaded hole is formed in the top of the sensing arm, and a large threaded hole is formed in the transverse surface of the sensing arm;
the adjusting core shaft is in a rod shape, the top of the adjusting core shaft is provided with a rolling spline which is inserted into the inner diameter of the adjusting gear, the lower part of the rolling spline is a thread part which is inserted into and matched with a large thread hole of the sensing arm, the middle part of the adjusting core shaft is provided with a step, and the adjusting gear is fixed on the adjusting core shaft in a riveting manner;
the positive copper sheet comprises a positive copper sheet and a positive fast-inserting connecting hole on one side, and a hole in the middle of the copper sheet is inserted into the adjusting mandrel and is positioned below the large threaded hole of the sensing arm;
the negative copper sheet comprises a negative copper sheet, a sheath and a negative fast-inserting connecting hole on one side of the negative copper sheet, a hole in the middle of the negative copper sheet is inserted into the adjusting mandrel, the negative copper sheet is arranged at the step and keeps a distance with the positive copper sheet, and the negative copper sheet is arranged in the sheath so as to freely rotate around the adjusting mandrel;
the head of the alarm cable is a bipolar quick plug, and the tail of the alarm cable is a forked positive quick plug and a forked negative quick plug; two-pole quick plug of the alarm cable is connected with the alarm device.
According to the manual abrasion alarming structure of the friction plate of the air disc brake, the manual abrasion alarming structure further comprises an adjusting pressure spring, one end of the adjusting pressure spring is installed on the lower portion of the adjusting mandrel, and the other end of the adjusting pressure spring is in contact with the fixed surface of the installation environment of the air disc brake, so that the axial moving distance of the adjusting mandrel is limited.
According to the friction plate abrasion alarming manual adjusting structure of the air disc brake, the air disc brake further comprises an adjusting bolt, the adjusting bolt is installed in a small threaded hole of the sensing arm and connected with a fixing hole of an installation environment of the air disc brake, and the sensing arm is limited to move axially along the adjusting shaft core.
According to the friction plate abrasion alarming hand-adjusting structure of the air disc brake, the adjusting gear is meshed with a gear on an adjusting screw rod in an adjusting mechanism of the air disc brake, the adjusting mandrel rotates along with the rotation of the adjusting gear along with the fixation of the adjustment, and the sensing arm moves linearly along with the rotation of the adjusting mandrel.
According to the wear alarm hand-adjusting structure of the friction plate of the air disc brake, the adjusting gear of the device is meshed with the gear on the adjusting screw rod in the adjusting mechanism of the air disc brake, after the gear is arranged in an inner cavity of a caliper body of the air disc brake, an alarm cable is led out through an adjusting port reserved in the caliper body of the air disc brake, two-pole quick jacks at the tail part of an alarm cable connector are connected with two-pole quick plugs at the head part of the alarm cable, and then the alarm cable connector is connected with an indicator lamp of a cab.
According to the manual abrasion alarming structure for the friction plate of the air disc brake, the negative copper sheet is fixed on one side of the middle step of the adjusting mandrel close to the threaded section, and the positive copper sheet is fixed on the bottom plane of the large threaded hole of the sensing arm.
The utility model discloses in the atmospheric pressure disk brake, increase along with the braking number of times, the friction disc is along with the friction loss attenuation, guiding mechanism's screw rod area support can be for eliminating stretching out that the braking clearance can not stop, the gear on the screw rod drives adjusting gear on the hand adjusting assembly and rotates, along with adjusting gear's rotation, the adjustment dabber is also followed rotatory, thereby make sensing arm remove to adjustment dabber middle part step, when the friction disc wearing and tearing to extreme position, guiding mechanism's screw rod takes the length that the support stretches out just to make on the sensing arm fixed positive copper sheet contact with the fixed negative pole copper sheet of adjustment dabber middle part step, realize the circular telegram behind the positive and negative copper sheet contact, on the pilot lamp of the final conduction of alarm line cable and alarm line connector entering driver's cabin this moment, the pilot lamp begins to flash and reports to the police.
When the friction plate is replaced, the outer hexagon head of the adjusting mandrel on the manual adjusting assembly is manually adjusted, the screw of the adjusting mechanism drives the support to retract to an initial state, so that the new friction plate is replaced, the sensing arm starts to move towards the adjusting gear along with the rotation of the adjusting mandrel, the positive copper sheet and the negative copper sheet start to separate along with the movement of the sensing arm, the power failure can occur after the positive copper sheet and the negative copper sheet are completely separated, and therefore the indicator light of a cab is turned off, and the alarm is relieved.
This device can judge the friction disc wearing and tearing condition in the car, realizes the suggestion of reporting to the police through the distance change that wearing and tearing lead to, can effectual warning driver, excellent in use effect improves the security that the friction disc used.
Drawings
Figure 1 is a perspective view of the present invention,
figure 2 is a view of the adjusting mandrel of the present invention,
figure 3 is a view of the adjusting gear structure of the present invention,
figure 4 is a block diagram of a sensor arm of the present invention,
figure 5 is a view showing the structure of the adjusting pressure spring of the present invention,
figure 6 is a structural view of the positive electrode copper sheet of the present invention,
figure 7 is a copper sheet structure of the negative electrode of the present invention,
FIG. 8 is a structural view of the alarm cable of the present invention
Figure 9 is a connection diagram of an air disc brake adjustment mechanism to the present invention,
fig. 10 is a cross-sectional view of the structure of the present invention.
Reference numerals: 1. the device comprises an adjusting gear 2, a sensing arm 21, a small thread 22, a large thread hole 3, an adjusting mandrel 3, a rolling spline 31, a thread part 32, a step 33, a step 4 and an adjusting pressure spring; 5. adjusting the bolt; 6. the quick alarm cable comprises a positive copper sheet 61, a positive copper sheet 62, a positive quick plug connecting hole, a negative copper sheet 7, a negative copper sheet 71, a negative quick plug connecting hole 72, a sheath 73, a negative copper sheet 8, an alarm cable 81, a bipolar quick plug 82, a positive quick plug 83, a negative quick plug 9 and an alarm cable connector.
Detailed Description
The following further illustrates the specific structure of the present invention:
the utility model discloses atmospheric pressure disk brake friction disc wearing and tearing warning hand is transferred structure, overall structure as shown in figure 1, adjusting gear, sensing arm, adjustment dabber and positive negative pole copper sheet.
The utility model discloses well adjusting gear 1 is shown in fig. 3, and the external diameter becomes the gear form, cooperates with the adjusting gear in the adjuster, and the internal diameter becomes the hobbing form.
As shown in fig. 4, the sensor arm 2 is in a reverse L shape, and has a small screw hole 21 at the top and a large screw hole 22 at the lateral side.
As shown in fig. 2, the adjusting mandrel 3 is in a rod shape, the top of the adjusting mandrel is provided with a rolling spline 31, the rolling spline is inserted into the inner diameter of the adjusting gear 1, the lower part of the rolling spline is a thread part 32, the rolling spline is inserted into the large thread hole 22 of the sensing arm 2 and matched with the large thread hole, the middle part of the rolling spline is provided with a step 33, and the adjusting gear is fixed on the adjusting mandrel in a riveting manner.
The positive copper sheet 6 is shown in fig. 6 and comprises a positive copper sheet 62 and a positive quick-insertion connection hole 61 on one side, wherein a hole is formed in the middle of the copper sheet 62 and is inserted into the adjustment mandrel 3, and the copper sheet is located on a plane below the large threaded hole 22 of the sensing arm 2.
As shown in fig. 7, the negative copper sheet 7 includes a negative copper sheet 73, a wrapping sleeve 72 and a negative fast-inserting connection hole 71 at one side of the negative copper sheet 73, a hole in the middle of the negative copper sheet 7 is inserted into the adjusting spindle 3, the specific negative copper sheet is fixed at one side of the middle step 33 of the adjusting spindle close to the thread section 32 and keeps a distance from the positive copper sheet 6, and the negative copper sheet 73 is installed in the wrapping sleeve 72 so as to be freely rotatable around the adjusting spindle 3.
The head of the alarm cable 8 is a two-pole quick plug 81, and the tail of the alarm cable is a forked positive quick plug and a forked negative quick plug; the two-pole quick plug 81 of the alarm cable 8 is connected with an alarm device.
And one end of the adjusting pressure spring 4 is arranged below the step at the lower part of the adjusting mandrel 3, and the other end of the adjusting pressure spring 4 is in contact with the fixed surface of the mounting environment of the air disc brake to limit the axial movement distance of the whole mandrel. And the adjusting bolt 5 is installed in the small threaded hole 21 of the sensing arm 2 and connected with a fixing hole of an installation environment of the air disc brake, so that the sensing arm 2 is limited to move axially along the adjusting shaft core.
The adjusting gear 1 is meshed with a gear on an adjusting screw rod in an adjusting mechanism of the air disc brake, an adjusting mandrel rotates along with the rotation of the adjusting gear along with the fixation of the adjustment, and a sensing arm moves linearly along with the rotation of the adjusting mandrel. The gear on the adjusting screw is engaged with the gear on the adjusting gear in the adjusting mechanism of the air disc brake, after the gear is arranged in the inner cavity of the clamp body of the air disc brake, the alarm cable 8 is led out through the adjusting port reserved in the clamp body of the air disc brake, then the two-pole quick jack 92 at the tail part of the alarm cable connector 9 is connected with the two-pole quick plug at the head part of the alarm cable, and then the alarm cable connector is connected with the indicator lamp of the cab.
The utility model discloses a theory of operation: when the braking times are increased, the friction plate becomes thinner along with the friction loss, the screw rod of the adjusting mechanism drives the support to continuously extend out for eliminating the braking gap, the gear on the screw rod drives the adjusting gear on the manual adjusting assembly to rotate, the adjusting mandrel also rotates along with the rotation of the adjusting gear, so that the sensing arm moves to the middle step of the adjusting mandrel, when the friction plate is worn to the extreme position, the length of the screw rod of the adjusting mechanism which drives the support to extend out is just long, the positive copper sheet fixed on the sensing arm is contacted with the negative copper sheet fixed at the middle step of the adjusting mandrel, the electrification is realized after the positive copper sheet and the negative copper sheet are contacted, at the moment, the alarm cable and the alarm cable connector are finally conducted to the indicator lamp of the cab, and the indicator lamp starts to flash and give an alarm. When the friction plate is replaced, the outer hexagon head of the adjusting mandrel on the manual adjusting assembly is manually adjusted, the screw of the adjusting mechanism drives the support to retract to an initial state, so that the new friction plate is replaced, the sensing arm starts to move towards the adjusting gear along with the rotation of the adjusting mandrel, the positive copper sheet and the negative copper sheet start to separate along with the movement of the sensing arm, the power failure can occur after the positive copper sheet and the negative copper sheet are completely separated, and therefore the indicator light of a cab is turned off, and the alarm is relieved.
Claims (6)
1. A manual regulation structure for alarming abrasion of a friction plate of an air pressure disc brake is characterized by comprising,
the outer diameter of the adjusting gear (1) is in a gear shape, the adjusting gear is matched with the adjusting gear in the adjuster, and the inner diameter of the adjusting gear is in a hobbing shape;
the sensing arm (2) is reverse L-shaped, the top of the sensing arm is provided with a small threaded hole (21), and the transverse surface of the sensing arm is provided with a large threaded hole (22);
the adjusting core shaft (3) is in a rod shape, the top of the adjusting core shaft is provided with a rolling spline (31) which is inserted into the inner diameter of the adjusting gear (1), the lower part of the rolling spline is provided with a thread part (32) which is inserted into a large thread hole (22) of the sensing arm (2) and matched with the large thread hole, the middle part of the adjusting core shaft is provided with a step (33), and the adjusting gear is fixed on the adjusting core shaft in a riveting way;
the positive copper sheet (6) comprises a positive copper sheet (62) and a positive fast-inserting connecting hole (61) on one side, and a hole in the middle of the copper sheet (62) is inserted into the adjusting mandrel (3) and is positioned below the large threaded hole (22) of the sensing arm (2);
the negative copper sheet (7) comprises a negative copper sheet (73), a wrapping sleeve (72) and a negative fast inserting connecting hole (71) on one side of the negative copper sheet (73), the middle part of the negative copper sheet (7) is provided with a hole to be inserted into the adjusting mandrel (3), the negative copper sheet (7) is arranged at a step and keeps a distance from the positive copper sheet (6), and the negative copper sheet (73) is arranged in the wrapping sleeve (72) to be capable of freely rotating around the adjusting mandrel (3);
the alarm cable (8) is provided with a bipolar quick plug (81) at the head part and bifurcated positive quick plugs and negative quick plugs at the tail part; the two-pole quick plug (81) of the alarm cable (8) is connected with an alarm device.
2. The air disc brake friction plate wear alarm hand adjustment structure as claimed in claim 1, characterized in that,
the pneumatic disc brake is characterized by further comprising an adjusting pressure spring (4), one end of the adjusting pressure spring (4) is installed below a step on the lower portion of the adjusting mandrel (3), and the other end of the adjusting pressure spring is in contact with a fixing surface of an installation environment of the pneumatic disc brake to limit the axial movement distance of the whole mandrel.
3. The hand-operated wear alarm structure for the friction plate of the air disc brake as claimed in claim 2, further comprising an adjusting bolt (5), wherein the adjusting bolt (5) is installed in a small threaded hole (21) of the sensing arm (2) and connected with a fixing hole of an installation environment of the air disc brake, and the sensing arm (2) is limited to move axially along the adjusting shaft core.
4. The air disc brake friction plate wear alarm hand adjustment structure as claimed in claim 1, characterized in that the adjustment gear (1) is meshed with a gear on an adjustment screw in an adjustment mechanism of the air disc brake, the adjustment spindle rotates along with the rotation of the adjustment gear as the adjustment is fixed, and the sensing arm moves linearly along with the rotation of the adjustment spindle.
5. The hand-operated wear alarm structure for the friction plate of the air disc brake as claimed in claim 3, wherein the adjusting gear of the hand-operated wear alarm structure is meshed with a gear on an adjusting screw rod in an adjusting mechanism of the air disc brake, the gear is arranged in an inner cavity of a caliper body of the air disc brake, an alarm cable (8) is led out through an adjusting port reserved in the caliper body of the air disc brake, two-pole quick insertion holes (92) at the tail part of an alarm cable connector (9) are connected with two-pole quick plugs at the head part of the alarm cable, and then the alarm cable connector is connected with an indicator lamp of a cab.
6. The hand-operated wear alarm structure for the friction plate of the air pressure disc brake as claimed in claim 1, wherein the negative copper plate is fixed on one side of the middle step (33) of the adjusting mandrel close to the threaded section, and the positive copper plate is fixed on the bottom plane (23) of the large threaded hole (22) of the sensing arm (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221654239.7U CN218408268U (en) | 2022-06-30 | 2022-06-30 | Hand-adjusting structure for alarming abrasion of friction plate of air pressure disc brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221654239.7U CN218408268U (en) | 2022-06-30 | 2022-06-30 | Hand-adjusting structure for alarming abrasion of friction plate of air pressure disc brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218408268U true CN218408268U (en) | 2023-01-31 |
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ID=85011352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221654239.7U Active CN218408268U (en) | 2022-06-30 | 2022-06-30 | Hand-adjusting structure for alarming abrasion of friction plate of air pressure disc brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218408268U (en) |
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2022
- 2022-06-30 CN CN202221654239.7U patent/CN218408268U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230925 Address after: 277400 West of Nantai 4th Road, Yushan Road, Taierzhuang District Economic Development Zone, Zaozhuang City, Shandong Province (in the Intelligent Manufacturing Science and Technology Innovation Park of the Grand Canal Sailing) Patentee after: Shandong Fangli Auto Parts Co.,Ltd. Address before: 277400 south of the west end of Taipei Road, economic development zone, Taierzhuang District, Zaozhuang City, Shandong Province Patentee before: Shandong Qingyue Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |