CN114151477A - Alarm device for drum brake and drum brake - Google Patents
Alarm device for drum brake and drum brake Download PDFInfo
- Publication number
- CN114151477A CN114151477A CN202111438047.2A CN202111438047A CN114151477A CN 114151477 A CN114151477 A CN 114151477A CN 202111438047 A CN202111438047 A CN 202111438047A CN 114151477 A CN114151477 A CN 114151477A
- Authority
- CN
- China
- Prior art keywords
- brake
- temperature sensor
- brake shoe
- drum brake
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000428 dust Substances 0.000 claims abstract description 28
- 238000012544 monitoring process Methods 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims description 12
- 239000000243 solution Substances 0.000 description 8
- 239000004020 conductor Substances 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 241001391944 Commicarpus scandens Species 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000012634 fragment Substances 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
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
-
- 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, comprising a mounting rod which can be close to or far from a brake shoe and a supporting spring which can drive the mounting rod to be pressed against the brake shoe. The temperature sensor is arranged on the dust cover, the brake shoe is positioned on one side of the dust cover, which is far away from the temperature sensor, and the temperature sensor penetrates through the dust cover and is pressed against the brake shoe. According to the invention, through the matching of the assembling rod, the supporting spring and the temperature sensor, the temperature sensor can be pressed against the inner side of the brake shoe, the brake shoe plate is arranged on the outer side of the brake shoe, heat is generated by friction between the brake shoe plate and the brake drum and is a high-temperature source, and the temperature sensor can realize real-time and accurate monitoring of the internal 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 braking temperature often causes serious problems of vehicle burning, tire burst and the like, so a braking temperature monitoring system is required to be added on the vehicle to monitor the temperature. For a commercial vehicle brake, there are two main types of structures, one is a disc brake and the other is a drum brake.
The high temperature source of the drum brake is a brake drum and a brake shoe, the brake drum rotates, and the brake shoe belongs to a wearing part. It is therefore desirable to monitor the brake shoe temperature.
However, in a severe environment around the wheel of the commercial vehicle, the monitoring is usually unstable and the service life is short, close to a high-temperature source. And under the working condition of high temperature and high frequency vibration, the wire for transmitting signals is easy to break. Once failed, the repair requires disassembly of the entire brake and tire, which is time consuming and labor intensive.
Disclosure of Invention
The invention aims to provide an alarm device for a drum brake and the drum brake, which can solve at least part of defects in the prior art.
In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions: an alarm device for a drum brake, comprising a mounting rod which can be moved towards or away from a brake shoe and a supporting spring which urges said mounting rod against said brake shoe, characterized in that: the brake shoe assembly device is characterized by further comprising a shell for mounting 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, close to the brake shoe, of the assembly rod.
Furthermore, a guide block which can slide in the shell is arranged in the shell, the assembling rod is arranged on the guide block, and the sliding direction of the guide block is the telescopic direction of the assembling rod.
Furthermore, a bushing is arranged on one side, close to the temperature sensor, in the shell, and the assembling rod penetrates through the bushing and slides in the bushing.
Further, a lead for transmitting a signal of the temperature sensor to a vehicle-mounted ECU is arranged in the assembling rod in a hollow mode.
Further, the wire is at least partially embedded in the mounting rod.
Further, the assembling device further comprises a monitoring mechanism for monitoring the telescopic amount of the assembling rod.
The embodiment of the invention provides another technical scheme: a drum brake comprises a dust cover, brake shoes and the alarm device for the drum brake, wherein a temperature sensor is installed on the dust cover, the brake shoes are arranged on one side, deviating from the temperature sensor, of the dust cover, and the temperature sensor penetrates through the dust cover and abuts against the brake shoes.
Furthermore, the shell is provided with a positioning boss protruding outwards, and the positioning boss is clamped on the dust cover.
Further, the dust cover also comprises a wire pressing buckle used for pressing the sensor, and the wire pressing buckle is installed on the dust cover through a bolt.
Further, the housing is located in the dust cover and the housing is remote from the brake shoes.
Compared with the prior art, the invention has the beneficial effects that:
1. the temperature sensor can be pressed against the inner side of the brake shoe through the matching of the assembling rod, the supporting spring and the temperature sensor, the brake shoe plate is arranged on the outer side of the brake shoe, heat is generated by friction between the brake shoe plate and the brake drum and is a high-temperature source, and the temperature sensor can realize real-time and accurate monitoring of the internal temperature of the drum brake through sensing the temperature of the inner wall of the brake shoe; in addition, the opening and closing action of the brake shoe in the braking process can be buffered through the supporting spring, the wire is not influenced by the opening and closing action of the brake and high temperature, the service life is long, the reliability is high, and the problem that the wire for transmitting signals is easy to break in the prior art is solved.
2. Only the assembly rod and the temperature sensor are partially arranged at the brake, other parts are arranged outside the brake, and most parts do not need to bear high brake temperature.
Drawings
Fig. 1 is a schematic view (without a monitoring mechanism) of an alarm device for a drum brake according to an embodiment of the present invention;
FIG. 2 is a schematic view 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 according to an embodiment of the present invention (in a state where a monitoring mechanism is provided and an initial position is assembled);
fig. 4 is a cross-sectional view of an alarm device for a drum brake according to an embodiment of the present invention (in a state where a monitoring mechanism is provided and the assembly is free);
in the reference symbols: 11-blocking cover; 12-a housing; 13-a guide block; 14-positioning the boss; 15-a bushing; 16-a sealing ring; 17-a support spring; 18-a gasket; 19-a clamp spring; 21-a temperature sensor; 22-a wire; 23-assembling the rod; 31-a brake shoe; 32-brake shoes; 33-pressing wire buckles; 34-a dust cover; 35-bolts; 40-a switch sleeve; 41-PIN needle; 42-clogging; 43-adjusting rod; 44-a switch spring; 45-O-shaped rings; 46-a flat gasket; 47-pressure spring washer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the alarm device for a drum brake according to an embodiment of the present invention includes a mounting rod 23 capable of approaching or departing from a brake shoe 32, a support spring 17 capable of urging the mounting rod 23 against the brake shoe 32, and a housing 12 for mounting the mounting rod 23, wherein the housing 12 has an inner cavity, a portion 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 near the brake shoe. In the present embodiment, the temperature sensor 21 can be pressed against the inner side of the brake shoe 32 through the cooperation of the assembling rod 23, the supporting spring 17 and the temperature sensor 21, the brake shoe 31 is arranged on the outer side of the brake shoe 32, and heat generated by friction between the brake shoe 31 and the brake drum is a high temperature source, so that the temperature sensor 21 can monitor the temperature in real time and accurately. Specifically, the support spring 17 can extend and retract with the assembly rod 23 to drive the assembly rod 23 to approach or move away from the brake shoe 32, and the assembly rod 23 with the temperature sensor 21 at the end thereof is pressed against the brake shoe 32, so that the high temperature generated when the brake shoe 31 is worn can be directly transmitted to the temperature sensor 21 through the brake shoe 32, and the contact type monitoring mode can accurately reflect the temperature condition. In addition, the opening and closing action of the brake shoe 32 in the braking process can be buffered through the supporting spring 17, the lead 22 is not influenced by the opening and closing action of braking and high temperature, the service life is long, the reliability is high, and the problem that the lead 22 for transmitting signals is easy to break in the prior art is solved. Preferably, the wire 22 is a temperature resistant wire.
As an optimized solution of the embodiment of the present invention, please refer to fig. 1, a guide block 13 capable of sliding in the housing 12 is disposed in the housing 12, the assembling rod 23 is mounted on the guide block 13, and the sliding direction of the guide block 13 is the telescopic direction of the assembling rod 23. In the present embodiment, the guide block 13 is provided so as to limit the extending and retracting direction of the mounting rod 23, and thus to prevent the mounting rod from deviating. Preferably, a stop step is also provided in the housing 12, which can stop the guide block 13 to limit the extreme position of the projection of the assembly rod 23, which prevents the assembly rod 23 from coming completely out of the housing 12 when a new brake shoe 31 needs to be replaced. Preferably, the guide block 13 is a clamping structure, and includes an upper block and a lower block, the assembling rod 23 is clamped by the upper block and the lower block, and the two guide blocks 13 slide on the upper portion and the lower portion of the housing 12, respectively.
As an optimized solution of the embodiment of the present invention, referring to fig. 1, a bushing 15 is disposed at a side of the housing 12 close to the temperature sensor 21, the assembling rod 23 penetrates through the bushing 15, and the assembling 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 optimized solution of the embodiment of the present invention, please refer to fig. 1, a wire 22 for transmitting a signal of the temperature sensor 21 to the vehicle-mounted ECU is arranged in the hollow of the assembling rod. In the 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 wireless transmission. The lead 22 outputs a signal to the outside after being injection-molded through the housing 12. Preferably, the wire 22 is at least partially embedded in the mounting rod 23. In this embodiment, the lead wire 22 is integrated in the mounting rod 23, which can be protected from high temperatures. And the number of the wire harnesses at the wheel edge is reduced, and the integrated product is favorable for bundling the wire harnesses and reducing the cost of the functional parts. Preferably, the wire 22 may be a multi-core wire.
Referring to fig. 1 as an optimized solution of the embodiment of the present invention, the alarm device further includes a monitoring mechanism for monitoring the expansion amount of the assembling rod 23. In this embodiment, the monitoring mechanism can monitor the amount of extension and retraction of the assembly rod 23, thereby reflecting the wear of the brake shoes 31. Specifically, there are two monitoring modes. 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 an elastic sheet which is pressed on the feedback module and is electrically connected with the feedback module. The feedback module comprises a bearing plate provided with conductive rails, and the conductive rails are arranged along the telescopic direction of the assembling rod 23; one end of the assembling rod 23, which is far away from the end part pressed against the brake shoe 32, is provided with a brush which can slide on the conductor rail; the electric brush, the conductor rail, the conductive piece, the PIN needle and the output component form a loop. The conducting rail is provided with two conducting rails which are arranged in parallel and connected in series, one conducting rail is electrically connected with the elastic sheet, and the other conducting rail is electrically connected with the electric brush. Not shown in fig. 1 are PIN PINs, brushes, conductor rails and conductors, which may be built into the housing 12. The effect of wearing and tearing warning can be played through the cooperation of assembly pole 23, feedback module and output assembly, can make things convenient for to switch on through the shell fragment that can be connected with the feedback module electricity during crimping in addition, 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 the electricity and connect, and at the in-process of installation, only need insert the PCB board in casing 12, can accomplish circuit connection, and is very convenient. When the electric brush slides out of the range of the conductor rail, a circuit is broken, and then an alarm signal is given, so that a broken circuit alarm is formed. This form of feedback is easier to implement and saves considerable cost compared to the carbon film feedback form of the applicant's earlier application. Preferably, the wire 22 and the PIN are positioned on the closure cap 11 by injection moulding. Preferably, the conductive rail has two conductive rails, the two conductive rails are arranged in parallel and connected in series, one conductive rail is electrically connected with the elastic sheet, the other conductive rail is electrically connected with the electric brush, and a loop can be completed through the two conductive rails. Secondly, 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 break the loop is disposed on the mounting rod 23, and the brake shoe wear alarm further includes a compensation mechanism capable of adjusting a distance 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 relatively slide along the assembling rod 23, a space for the assembling rod 23 and the adjusting rod 43 to move is arranged in the shell 12, 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 elastic 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 blocking cover 11 and the adjusting rod 18. A flat gasket 46 is arranged between the blocking cover 11 and the shell 12. A pressure spring washer 47 is arranged at the junction of the part of the assembling rod 23 extending out of the shell 12 and the shell 12, and a clamp spring 19 and a gasket 18 are arranged at the end part of the assembling rod 23 abutting against the brake shoe 32.
As an optimized solution of the embodiment of the present invention, referring to fig. 1, a sealing ring 16 is disposed at an outlet of the housing 12, through which the assembling rod 23 extends, so as to ensure sealing between the assembling rod 23 and the housing 12, and to prevent water and dust. And after the assembly is finished, the inner space of the shell 12 is sealed by the plug cover 11, so that the waterproof and dustproof effects are achieved.
Referring to fig. 1 and 2, an embodiment of the present invention provides a drum brake, including a dust cover 34 and brake shoes 32, and further including the above-mentioned alarm device for a drum brake, where the temperature sensor 21 is mounted on the dust cover 34, the brake shoes 32 are disposed on a side of the dust cover 34 away from the temperature sensor 21, and the temperature sensor 21 penetrates the dust cover 34 and abuts against the brake shoes 32. In the embodiment, the alarm device is used in the brake, and can be used for temperature monitoring and alarming as well as abrasion alarming.
Referring to fig. 1 and 2, as an optimized solution of the embodiment of the present invention, the housing 12 has a positioning boss 14 protruding outward, and the positioning boss 14 is clamped on the dust cover 34. Preferably, the drum brake further comprises a wire clamp 33 for pressing the sensor, and the wire clamp 33 is mounted on the dust cover 34 by a bolt 35. Preferably, the housing 12 is located in the dust cover 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 positioned by the positioning boss 14. The temperature sensor 21 is pressed by the wire clamp 33 with the mounting bolt 35 of the dust cover 34, the mounting rod 23 is pushed toward the inside of the brake shoe 32 by the support spring 17, and the temperature sensor 21 at the head of the mounting rod 23 is pushed against the brake shoe 32. On the outside of brake shoe 32 is brake shoe 31, and heat generated by friction between brake shoe 31 and the brake drum is a high temperature source, so the brake temperature is monitored by temperature sensor 21 to monitor the temperature of brake shoe 32. And only the assembly rod 23 and the temperature sensor 21 are partially arranged in the brake, other parts are arranged outside the brake, most parts do not need to bear high brake temperature, and the assembly device is simple to mount and convenient to disassemble and replace. And the lead 22 is not influenced 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 appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. An alarm device for a drum brake, characterized by: the brake shoe assembling device comprises an assembling rod capable of approaching or departing from a brake shoe and a supporting spring capable of driving the assembling rod to prop against the brake shoe, and is characterized in that: the brake shoe assembly device is characterized by further comprising a shell for mounting 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, close to the brake shoe, of the assembly rod.
2. A warning unit for a drum brake according to claim 1, in which: 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. A warning unit for a drum brake according to claim 1, in which: a bushing is arranged on one side, close to the temperature sensor, in the shell, and the assembling rod penetrates through the bushing and slides in the bushing.
4. A warning unit for a drum brake according to claim 1, in which: and a lead for transmitting a signal of the temperature sensor to the vehicle-mounted ECU is arranged in the assembly rod in a hollow manner.
5. A warning unit for a drum brake according to claim 4, in which: the wire is at least partially embedded in the mounting stem.
6. A warning unit for a drum brake according to claim 1, in which: the assembling rod device further comprises a monitoring mechanism for monitoring the telescopic amount of the assembling rod.
7. A drum brake, includes dust cover and brake shoe, its characterized in that: a warning unit for a drum brake according to any one of claims 1 to 6, further including said temperature sensor mounted on said dust cover, said brake shoes being disposed on a side of said dust cover facing away from said temperature sensor, said temperature sensor passing through said dust cover and bearing against said brake shoes.
8. A drum brake according to claim 7, in which: the shell is provided with a positioning boss protruding outwards, and the positioning boss is clamped on the dust cover.
9. A drum brake according to claim 7, in which: the dustproof cover is characterized by further comprising a wire pressing buckle for pressing the sensor, and the wire pressing buckle is mounted on the dustproof cover through a bolt.
10. A drum brake according to claim 7, in which: the housing is located in the dust cover and the housing is remote from the brake shoes.
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 true CN114151477A (en) | 2022-03-08 |
| CN114151477B CN114151477B (en) | 2024-04-12 |
Family
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) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117553081A (en) * | 2024-01-12 | 2024-02-13 | 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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117553081A (en) * | 2024-01-12 | 2024-02-13 | 唐泽交通器材(泰州)有限公司 | Drum type non-motorized brake with overheat alarm |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114151477B (en) | 2024-04-12 |
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