CN114151477B - Alarm device for drum brake and drum brake - Google Patents
Alarm device for drum brake and drum brake Download PDFInfo
- Publication number
- CN114151477B CN114151477B CN202111438047.2A CN202111438047A CN114151477B CN 114151477 B CN114151477 B CN 114151477B CN 202111438047 A CN202111438047 A CN 202111438047A CN 114151477 B CN114151477 B CN 114151477B
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- China
- Prior art keywords
- brake shoe
- temperature sensor
- brake
- assembly rod
- drum brake
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- 239000000428 dust Substances 0.000 claims abstract description 31
- 238000012544 monitoring process Methods 0.000 claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims description 14
- 230000008602 contraction Effects 0.000 claims 1
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- 230000009471 action Effects 0.000 description 6
- 238000005457 optimization Methods 0.000 description 6
- 238000007789 sealing Methods 0.000 description 4
- 241001391944 Commicarpus scandens Species 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000012634 fragment Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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- 239000010949 copper Substances 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
- F16D66/02—Apparatus for indicating wear
- F16D66/021—Apparatus for indicating wear using electrical detection or indication means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/04—Bands, shoes or pads; Pivots or supporting members therefor
- F16D65/08—Bands, shoes or pads; Pivots or supporting members therefor for internally-engaging brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/04—Bands, shoes or pads; Pivots or supporting members therefor
- F16D65/08—Bands, shoes or pads; Pivots or supporting members therefor for internally-engaging brakes
- F16D65/09—Pivots or supporting members therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
- F16D2066/001—Temperature
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention relates to an alarm device for a drum brake, which comprises an assembly rod which can be close to or far from a brake shoe and a supporting spring which can drive the assembly rod to prop against the brake shoe, wherein the alarm device comprises a shell for the assembly rod to be installed, the shell is provided with an inner cavity, part of the assembly rod is arranged in the shell, and the end part of the assembly rod, which is close to the brake shoe, is provided with a temperature sensor. The utility model provides a drum brake, including dust cover and brake shoe, still include above-mentioned alarm device who is used for drum brake, temperature sensor installs on the dust cover, and brake shoe is located the dust cover and deviates from temperature sensor's one side, and temperature sensor passes the dust cover and pushes up on the brake shoe. According to the invention, the temperature sensor can be propped against the inner side of the brake shoe through the matching of the assembly rod, the supporting spring and the temperature sensor, the brake shoe is arranged on the outer side of the brake shoe, the friction between the brake shoe and the brake drum generates heat, and the brake shoe is a high-temperature source, and the temperature sensor can realize real-time and accurate monitoring of the inner temperature of the drum brake by sensing the temperature of the inner wall of the brake shoe.
Description
Technical Field
The invention relates to the technical field of brake alarming, in particular to an alarming device for a drum brake and the drum brake.
Background
The high temperature of braking often causes serious problems such as vehicle burning, tire burst and the like, so a braking temperature monitoring system is added on the vehicle to monitor the temperature. For commercial vehicle brakes, there are mainly two main configurations, one is a disc brake and one is a drum brake.
The high temperature sources of the drum brake are a brake drum and brake shoes, the brake drum rotates, and the brake shoes belong to vulnerable parts. It is therefore desirable to monitor brake shoe temperature.
However, in a severe commercial vehicle wheel-side environment, the monitoring is often unstable near the high temperature source and has a short service life. And under the working conditions of high temperature and high frequency vibration, the lead for transmitting signals is easy to break. Once disabled, maintenance requires disassembly of the entire brake and tire, which is time consuming and laborious.
Disclosure of Invention
The invention aims to provide an alarm device for a drum brake and the drum brake, which can at least solve part of defects in the prior art.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: an alarm device for a drum brake comprising an assembly lever which can be moved closer to or further from a brake shoe and a support spring which urges the assembly lever against the brake shoe, characterized in that: the brake shoe assembly device further comprises a shell for mounting the assembly rod, wherein the shell is provided with an inner cavity, a part of the assembly rod is arranged in the shell, and a temperature sensor is arranged at the end part, close to the brake shoe, of the assembly rod.
Further, a guide block which can slide in the shell is arranged in the shell, the assembly rod is arranged on the guide block, and the sliding direction of the guide block is the telescopic direction of the assembly rod.
Further, a bushing is arranged on one side, close to the temperature sensor, in the shell, the assembly rod penetrates through the bushing and slides in the bushing.
Further, a wire for transmitting signals of the temperature sensor to the vehicle-mounted ECU is arranged in the assembly rod in a hollow mode.
Further, the wire is at least partially embedded in the mounting bar.
Further, a monitoring mechanism for monitoring the amount of telescoping of the mounting bar is also included.
The embodiment of the invention provides another technical scheme that: the utility model provides a drum brake, includes dust cover and brake shoe, still includes foretell alarm device for drum brake, temperature sensor installs on the dust cover, the brake shoe is located the dust cover deviates from temperature sensor's one side, temperature sensor passes the dust cover and top is on the brake shoe.
Further, the shell is provided with a positioning boss protruding outwards, and the positioning boss is clamped on the dust cover.
Further, the dust cover is further provided with a wire pressing buckle for pressing the sensor, and the wire pressing buckle is mounted on the dust cover through a bolt.
Further, the housing is located in the dust cap and the housing is remote from the brake shoe.
Compared with the prior art, the invention has the beneficial effects that:
1. the temperature sensor can be propped against the inner side of the brake shoe through the matching of the assembly rod, the supporting spring and the temperature sensor, the brake shoe is arranged on the outer side of the brake shoe, the friction between the brake shoe and the brake drum generates heat and is a high temperature source, and the temperature sensor can monitor the inner temperature of the drum brake in real time and accurately by sensing the inner wall temperature of the brake shoe; in addition, the opening and closing actions of the brake shoes in the braking process can be buffered through the supporting springs, the lead is not influenced by the opening and closing actions of the brake shoes, and is not influenced by high temperature, the service life is long, the reliability is high, and the problem that the lead for transmitting signals is easy to break in the prior art is solved.
2. Only the assembly rod and the temperature sensor part are positioned at the brake, other parts are positioned outside the brake, and most parts do not need to bear the high brake temperature.
Drawings
FIG. 1 is a schematic diagram of an alarm device (without a monitoring mechanism) for a drum brake according to an embodiment of the present invention;
FIG. 2 is a schematic illustration of a drum brake according to an embodiment of the present invention;
fig. 3 is a cross-sectional view of an alarm device for a drum brake (provided with a monitoring mechanism and in a state of being assembled in an initial position) according to an embodiment of the present invention;
fig. 4 is a cross-sectional view of an alarm device for a drum brake (with a monitoring mechanism and in an assembled free state) according to an embodiment of the present invention;
in the reference numerals: 11-a blanking cover; 12-a housing; 13-a guide block; 14-positioning a boss; 15-a bushing; 16-sealing rings; 17-a support spring; 18-a gasket; 19-snap springs; 21-a temperature sensor; 22-wires; 23-assembling a rod; 31-brake shoes; 32-brake shoes; 33-pressing line buckle; 34-a dust cap; 35-bolts; 40-a switch sleeve; a 41-PIN needle; 42-blocking; 43-adjusting the rod; 44-a switch spring; 45-O-shaped rings; 46-flat gasket; 47-compression spring washers.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, an alarm device for a drum brake is provided according to an embodiment of the present invention, which includes a mounting rod 23 that can be close to or far from a brake shoe 32, a supporting spring 17 that can drive the mounting rod 23 to push against the brake shoe 32, and a housing 12 for mounting the mounting rod 23, wherein the housing 12 has an inner cavity, a part of the mounting rod 23 is disposed in the housing 12, and a temperature sensor 21 is disposed at an end of the mounting rod 23 close to the brake shoe. In the present embodiment, the temperature sensor 21 can be pushed against the inner side of the brake shoe 32 by the cooperation of the assembly rod 23, the support spring 17 and the temperature sensor 21, the brake shoe 31 is arranged on the outer side of the brake shoe 32, and the friction between the brake shoe 31 and the brake drum generates heat, which is a high temperature source, so that the temperature sensor 21 can monitor the temperature in real time and accurately. Specifically, the supporting spring 17 can stretch and retract with the assembling rod 23 to drive the assembling rod 23 to approach or separate from the brake shoe 32, and then the assembling rod 23 with the temperature sensor 21 at the end thereof is propped against the brake shoe 32, so that the high temperature generated by the brake shoe 31 during wear can be directly transmitted to the temperature sensor 21 through the brake shoe 32, and the contact monitoring mode can accurately reflect the temperature condition. In addition, the opening and closing actions of the brake shoes 32 in the braking process can be buffered through the supporting springs 17, the lead wires 22 are not influenced by the opening and closing actions of the brake, and are not influenced by high temperature, the service life is long, the reliability is high, and the problem that the lead wires 22 for transmitting signals in the prior art are easy to break is solved. Preferably, the wire 22 is a temperature resistant wire.
As an optimization scheme of the embodiment of the present invention, referring to fig. 1, a guide block 13 capable of sliding in the housing 12 is disposed in the housing 12, the assembly rod 23 is mounted on the guide block 13, and the sliding direction of the guide block 13 is the extending direction of the assembly rod 23. In the present embodiment, this guide block 13 is provided so as to limit the telescoping direction of the fitting lever 23, and the deviation thereof can be avoided. Preferably, a blocking step is also provided in the housing 12, which can block the guide block 13 to limit the extreme position of extension of the assembly rod 23, which prevents the assembly rod 23 from coming out of the housing 12 entirely when a new brake shoe 31 needs to be replaced. Preferably, the guide block 13 is a clamping structure and comprises an upper block and a lower block, and the upper block and the lower block clamp the assembly rod 23, and the two guide blocks 13 slide on the upper part and the lower part of the shell 12 respectively.
As an optimization scheme of the embodiment of the present invention, referring to fig. 1, a bushing 15 is disposed on a side of the housing 12 near the temperature sensor 21, the assembly rod 23 passes through the bushing 15, and the assembly rod 23 slides in the bushing 15. In this embodiment, the bush 15 may guide the fitting rod 23 in cooperation with the guide block 13. Which is provided on the right side of the housing 12.
As an optimization scheme of the embodiment of the invention, referring to fig. 1, a wire 22 for transmitting the signal of the temperature sensor 21 to the vehicle-mounted ECU is hollow in the assembly rod. In this embodiment, the signal acquired by the temperature sensor 21 can be transmitted to the vehicle-mounted ECU through the wire 22, and the wire 22 transmits the signal more accurately than the wireless transmission. The wires 22 output signals outwardly after injection molding through the housing 12. Preferably, the wire 22 is at least partially built into the mounting bar 23. In the present embodiment, the wire 22 is integrated in the fitting rod 23, and can be protected from high temperature. And the number of the rim wire bundles is reduced, and the integrated product is beneficial to bundling the wire bundles and reducing the cost of functional parts. Preferably, the lead 22 may be a multi-core wire.
As an optimization scheme of the embodiment of the present invention, referring to fig. 1, the alarm device further includes a monitoring mechanism for monitoring the telescopic amount of the assembly rod 23. In this embodiment, the amount of extension and retraction of the mounting bar 23 can be monitored by the monitoring mechanism to reflect wear of the brake shoes 31. Specifically, there are two ways of monitoring. First, monitoring mechanism includes feedback module and output subassembly, output subassembly pass through the PIN needle with feedback module electricity is connected, the PIN needle is equipped with electrically conductive piece, electrically conductive piece is last have press feedback module time with feedback module electricity is connected's shell fragment. The feedback module comprises a bearing plate provided with a conductive rail, and the conductive rail is arranged along the telescopic direction of the assembly rod 23; one end of the assembly rod 23, which is far away from the end propped against the brake shoe 32, is provided with a brush which can slide on the conductive rail; the brush, the conductive rail, the conductive member, the PIN needle, and the output assembly form a loop. The conductive tracks are arranged in parallel and connected in series, one conductive track is electrically connected with the elastic sheet, and the other conductive track is electrically connected with the electric brush. PIN PINs, brushes, conductive tracks and conductive elements, which may be built into the housing 12, are not shown in fig. 1. The effect of wearing and tearing warning can be played through the cooperation of assembly pole 23, feedback module and output subassembly, can be with feedback module electricity when pressing down in addition the shell fragment of being connected has made things convenient for switching on, improves the electrically conductive reliability of contact. Specifically, this shell fragment has elasticity, and it can adopt electrically conductive materials such as copper sheet, because it has elasticity, when it presses on feedback module, can switch on with feedback module immediately and realize electric connection, in the in-process of installation, only need insert the PCB board in the casing 12, can accomplish circuit connection, and is very convenient. When the electric brush slides out of the range of the conductor rail, the circuit is broken, and then an alarm signal is given, so that a broken alarm is formed. This form of feedback is easier to implement and saves a lot of costs compared to the form of carbon film feedback in applicant's prior application. Preferably, the wire 22 and PIN are positioned on the blanking cover 11 by injection molding. Preferably, the conductive tracks are arranged in parallel and connected in series, one conductive track is electrically connected with the elastic sheet, the other conductive track is electrically connected with the electric brush, and a loop can be completed through the two conductive tracks. Second, referring to fig. 3 and 4, the monitoring mechanism includes a switch sleeve 40 and a PIN 41 forming a loop, a plug 42 capable of pushing the switch sleeve 40 away from the PIN 41 to disconnect the loop is provided on the assembly rod 23, and the brake shoe wear alarm further includes a compensation mechanism capable of adjusting the interval between the plug 42 and the switch sleeve 40. The compensation mechanism is provided with an adjusting rod 43 capable of pushing the plug to slide along the assembling rod 23 relatively, a space for the assembling rod 23 and the adjusting rod 43 to move is formed in the shell 12, and the monitoring mechanism further comprises a switch spring 44 for pushing the switch sleeve 40 to enable the switch sleeve 40 to be in contact with the PIN needle 41, and the direction of the spring force exerted by the switch spring 44 is opposite to the direction of the assembling rod 23 approaching the brake shoe 32. An O-shaped ring 45 for sealing is arranged between the blanking cover 11 and the adjusting rod 18. A flat gasket 46 is provided between the cover 11 and the housing 12. The part of the assembly rod 23 extending out of the shell 12 is provided with a pressure spring washer 47 at the junction with the shell 12, and the end part of the assembly rod 23 abutting against the brake shoe 32 is provided with a clamp spring 19 and a gasket 18.
As an optimization scheme of the embodiment of the invention, referring to fig. 1, a sealing ring 16 is arranged at an outlet of the housing 12, where the assembly rod 23 extends, so that sealing, water resistance and dust resistance between the assembly rod 23 and the housing 12 can be ensured. And when the assembly is completed, the inner space of the shell 12 is sealed by the plug 11, so that the waterproof and dustproof effects are realized.
Referring to fig. 1 and 2, an embodiment of the present invention provides a drum brake, including a dust cover 34 and a brake shoe 32, and further includes the alarm device for a drum brake, where the temperature sensor 21 is mounted on the dust cover 34, the brake shoe 32 is disposed on a side of the dust cover 34 facing away from the temperature sensor 21, and the temperature sensor 21 passes through the dust cover 34 and abuts against the brake shoe 32. In this embodiment, the alarm device is used in a brake, and can be used for both temperature monitoring and wear alarm.
As an optimization scheme of the embodiment of the present invention, referring to fig. 1 and 2, the housing 12 has an outwardly protruding positioning boss 14, and the positioning boss 14 is clamped on the dust cover 34. Preferably, the drum brake further comprises a press button 33 for pressing the sensor, and the press button 33 is mounted on the dust cover 34 by bolts 35. Preferably, the housing 12 is located in the dust cap 34 and the housing 12 is remote from the brake shoes 32. In the present embodiment, the temperature sensor 21 is fitted over the brake dust cover 34, and the axial position of the sensor is located by the locating boss 14. The temperature sensor 21 is pressed by the mounting bolt 35 of the dust cover 34 through the press button 33, the assembly rod 23 is propped against the inner side of the brake shoe 32 under the action of the supporting spring 17, and the temperature sensor 21 at the head of the assembly rod 23 is propped against the brake shoe 32. Outside of the brake shoes 32 are brake shoes 31, and the friction of the brake shoes 31 and the brake drum generates heat, which is a high temperature source, so the brake temperature is monitored by monitoring the temperature of the brake shoes 32 through the temperature sensor 21. And only the assembly rod 23 and the temperature sensor 21 are partially positioned inside the brake, other parts are positioned outside the brake, most parts do not need to bear high brake temperature, and the assembly is simple and convenient to detach and replace. And the lead 22 is not affected by the braking opening and closing action, and has long service life and high reliability.
Although embodiments of the present invention 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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. An alarm device for a drum brake, characterized by: including can be close to or keep away from the assembly pole of brake shoe, can drive the assembly pole is propped up the supporting spring on the brake shoe, its characterized in that: and also comprises a shell for mounting the assembly rod and a monitoring mechanism for monitoring the expansion and contraction amount of the assembly rod, wherein the shell is provided with an inner cavity, part of the assembly rod is arranged in the shell, and a temperature sensor is arranged at the end part of the assembly rod, which is close to the brake shoe; the monitoring mechanism comprises a feedback module and an output assembly, wherein the output assembly is electrically connected with the feedback module through a PIN needle, the PIN needle is provided with a conductive piece, and the conductive piece is provided with a spring piece which is electrically connected with the feedback module when pressed on the feedback module; or, the monitoring mechanism comprises a switch sleeve and a PIN needle which form a loop, and the assembly rod is provided with a plug which can push the switch sleeve to leave the PIN needle so as to break the loop.
2. An alarm device for a drum brake according to claim 1, wherein: the shell is internally provided with a guide block which can slide in the shell, the assembly rod is arranged on the guide block, and the sliding direction of the guide block is the telescopic direction of the assembly rod.
3. An alarm device for a drum brake according to claim 1, wherein: and a bushing is arranged on one side, close to the temperature sensor, in the shell, and the assembly rod penetrates through the bushing and slides in the bushing.
4. An alarm device for a drum brake according to claim 1, wherein: and a lead wire used for transmitting signals of the temperature sensor to the vehicle-mounted ECU is arranged in the assembly rod in a hollow mode.
5. The warning device for a drum brake as claimed in claim 4, wherein: the wire is at least partially embedded in the mounting bar.
6. A drum brake comprising a dust cover and a brake shoe, characterized in that: the brake shoe further comprises an alarm device for a drum brake according to any one of claims 1-5, wherein the temperature sensor is mounted on the dust cover, the brake shoe is arranged on one side of the dust cover, which is away from the temperature sensor, and the temperature sensor passes through the dust cover and is propped against the brake shoe.
7. The drum brake according to claim 6, wherein: the shell is provided with a positioning boss protruding outwards, and the positioning boss is clamped on the dust cover.
8. The drum brake according to claim 6, wherein: the dust cover is characterized by further comprising a wire pressing buckle used for pressing the temperature sensor, and the wire pressing buckle is installed on the dust cover through a bolt.
9. The drum brake according to claim 6, wherein: the housing is located in the dust cap and the housing is remote from the brake shoe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111438047.2A CN114151477B (en) | 2021-11-30 | 2021-11-30 | Alarm device for drum brake and drum brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111438047.2A CN114151477B (en) | 2021-11-30 | 2021-11-30 | Alarm device for drum brake and drum brake |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114151477A CN114151477A (en) | 2022-03-08 |
| CN114151477B true CN114151477B (en) | 2024-04-12 |
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ID=80784307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111438047.2A Active CN114151477B (en) | 2021-11-30 | 2021-11-30 | Alarm device for drum brake and drum brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114151477B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117553081B (en) * | 2024-01-12 | 2024-04-16 | 唐泽交通器材(泰州)有限公司 | Drum type non-motorized brake with overheat alarm |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5668529A (en) * | 1996-06-05 | 1997-09-16 | Eaton Corporation | Method of statistically determining brake lining wear using temperature sensing |
| US6236310B1 (en) * | 1998-11-03 | 2001-05-22 | Meritor Heavy Vehicle Systems, Llc | Brake shoe assembly having a brake lining wear and temperature sensor |
| CN200952961Y (en) * | 2006-08-14 | 2007-09-26 | 张波 | Motor vehicle drum type brake temperature detector |
| CN206874713U (en) * | 2017-05-08 | 2018-01-12 | 浙江亚太机电股份有限公司 | A kind of drum brake electronics alarm assemblies |
| CN111878532A (en) * | 2020-08-11 | 2020-11-03 | 派德森（京山）汽车零部件有限公司 | Quick-insertion type brake alarm and brake mechanism |
| CN112460174A (en) * | 2020-12-15 | 2021-03-09 | 派德森（京山）汽车零部件有限公司 | Brake, brake shoe abrasion alarm mechanism and alarm method thereof and EBS system |
| CN217107967U (en) * | 2021-11-30 | 2022-08-02 | 京山雪乾汽车零部件有限公司 | Alarm device for drum brake and drum brake |
-
2021
- 2021-11-30 CN CN202111438047.2A patent/CN114151477B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5668529A (en) * | 1996-06-05 | 1997-09-16 | Eaton Corporation | Method of statistically determining brake lining wear using temperature sensing |
| US6236310B1 (en) * | 1998-11-03 | 2001-05-22 | Meritor Heavy Vehicle Systems, Llc | Brake shoe assembly having a brake lining wear and temperature sensor |
| CN200952961Y (en) * | 2006-08-14 | 2007-09-26 | 张波 | Motor vehicle drum type brake temperature detector |
| CN206874713U (en) * | 2017-05-08 | 2018-01-12 | 浙江亚太机电股份有限公司 | A kind of drum brake electronics alarm assemblies |
| CN111878532A (en) * | 2020-08-11 | 2020-11-03 | 派德森（京山）汽车零部件有限公司 | Quick-insertion type brake alarm and brake mechanism |
| CN112460174A (en) * | 2020-12-15 | 2021-03-09 | 派德森（京山）汽车零部件有限公司 | Brake, brake shoe abrasion alarm mechanism and alarm method thereof and EBS system |
| CN217107967U (en) * | 2021-11-30 | 2022-08-02 | 京山雪乾汽车零部件有限公司 | Alarm device for drum brake and drum brake |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114151477A (en) | 2022-03-08 |
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