CN104265803B - Automotive drum brake with unfreezing function - Google Patents
Automotive drum brake with unfreezing function Download PDFInfo
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- CN104265803B CN104265803B CN201410152796.2A CN201410152796A CN104265803B CN 104265803 B CN104265803 B CN 104265803B CN 201410152796 A CN201410152796 A CN 201410152796A CN 104265803 B CN104265803 B CN 104265803B
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- lead channels
- brake
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- friction plate
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- 238000005485 electric heating Methods 0.000 claims abstract description 35
- 238000010257 thawing Methods 0.000 claims description 17
- 238000001514 detection method Methods 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 230000005611 electricity Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- 210000000003 hoof Anatomy 0.000 description 3
- 235000012149 noodles Nutrition 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000012260 Accidental injury Diseases 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
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- Braking Arrangements (AREA)
Abstract
The invention relates to an automotive brake, in particular to an automotive drum brake with an unfreezing function. The automotive drum brake comprises a brake drum, a pair of brake shoes positioned in the brake drum and matched with the brake drum, an electric heating device, a cable for supplying electricity to the electric heating device, and a power supply switch for controlling the connection or disconnection of the electric heating device, wherein the electric heating device is mounted on the brake shoes; and the power supply switch is mounted in an automotive carriage. The automotive drum brake with the unfreezing function, provided by the invention, solves the problem of inconvenient unfreezing of a traditional frozen drum brake after being frozen.
Description
Technical field
The present invention relates to automotive brake, particularly relate to a kind of automobile drum brake with defrosting function.
Background technology
Automobile is the vehicles conventional in daily life.The braking of automobile is completed by brake.The kind of automotive brake has a lot, and wherein drum brake is one of principal mode of current vehicle brake.Drum brake is made up of parts such as base plate, brake drum, brake-shoe, wheel cylinder (being also called brake cylinder or checking cylinder), return spring and alignment pins.The basic structure of drum brake is i.e. disclosed in the patent document that Chinese Patent Application No. 2010102189202, publication date are on January 11st, 2012, entitled " drum brake ", the work process of drum brake is: when braking, wheelcylinder piston promotes brake-shoe compressing brake drum, brake drum, by friction eceleration, forces wheel to stop operating.
Existing drum brake has the disadvantage that when causing inner inlet to freeze under the conditions of sleet microthermal climate, and brake functionality can lose efficacy, and vehicle can not normally use.At present, using percussion make brake inside icing fragmentation or water hot water and make the modes such as brake inside ice-out thaw, existing thawing mode is very inconvenient.
Summary of the invention
The invention provides a kind of automobile drum brake with defrosting function, the problem solving inconvenience of thawing after existing drum brake freezes.
More than technical problem is that and solved by following technical proposal: a kind of automobile drum brake with defrosting function, it is positioned at a pair brake-shoe of inside brake drum, electric heating device, the cable powered to electric heating device including brake drum, with what brake drum coordinated and controls the on and off switch of electric break-make of electric heating device, described electric heating device is installed on described brake-shoe, and described on and off switch is installed on automobile bodies.Being unable to normally work be to make the same power on of electric heating device by switch when brake produces frost, electric heating device obtains electric and produces heat thus fallen by the ice-out in brake.
Present invention additionally comprises the accumulator and charger powered to described electric heating device, described brake-shoe is provided with friction plate and thermo-electric generation sheet, the hot side of described thermo-electric generation sheet links together with described friction plate, and the electric outfan of described thermo-electric generation sheet charges to described accumulator by described charger.During automobile brake, friction plate with between brake rim produce friction and generate heat, this heat drive thermo-electric generation sheet generate electricity, the electricity that thermo-electric generation sheet sends is flushed to by charger in accumulator (i.e. by accumulators store).When brake-shoe is thawed by needs, accumulator is powered to electric heating device.Both served brake energy is recycled effect, simultaneously thermo-electric generation sheet also act the effect that brake is dispelled the heat, it is possible to increase braking effect.
As preferably, described friction plate is arcuate structure, and the hot side of described thermo-electric generation sheet is provided with heat transfer expansion structure, and described heat transfer expansion structure includes base portion and some projections being connected to base portion, described projection is arranged in described friction plate, and described projection penetrates into the outer peripheral face of described friction plate.The produced heat driving effect to thermo-electric generation sheet during brake can be improved, temperature difference sheet is driven effective, also implies that the good heat dissipation effect that brake block is braked.
As preferably, described heat transfer expansion structure is detachably connected with described friction plate, described projection includes the inner segment set gradually from inside to outside along the radial direction of described friction plate and the scalable outer section being connected to inner segment, being provided with outer section between described inner segment and outer section and stretch out spring, the described outer section of two ends along the circumference of described friction plate are designed with being pressed into spigot surface.It can be avoided that projection is also worn away together in brake process, have only to after friction disc wear individually more preferably friction plate and without changing heat transfer expansion structure, reduce use cost.
Present invention additionally comprises friction plate and change alarm set, described friction plate is changed alarm set and is included alarm unit and detection switch, described detection switch is arranged between described inner segment and outer section, and described detection switch is for being retracted to control described alarm unit when inner segment reaches setting position and report to the police when outer section.Detection switch can be mechanical switch or inductive switch；Alarm unit can be that luminous alarm, sounding alarm or generation image are reported to the police.The reducing of thickness after being worn along with friction plate, the amount in outer section indentation inner segment increases, when increasing to outer section of detected switch and detecting, then alarm unit carries out reporting to the police needs more renewal of facing renewal to remind.Can know that friction plate is the need of replacing in time, it is not necessary to go manual detection friction plate the need of replacing.On the one hand can improve know friction plate the need of convenience when changing, another aspect it can be avoided that artificial missing inspection friction disc wear situation and the security incident generation that causes, improve safety during brake operation.
nullPresent invention additionally comprises the brake bar extending in described brake drum and helical spring that two ends link together respectively with the pair of brake-shoe，The first lead channels it is provided with in described brake bar，Described first lead channels is provided with the first lead channels outlet and the first lead channels entrance，Described first lead channels entrance is positioned at the inside of described brake drum，Described first lead channels outlet is positioned at the outside of described brake drum，The second lead channels it is provided with in constituting the spring wire of described helical spring，Described second lead channels is provided with the second lead channels outlet and two the second lead channels entrances，Described second lead channels outlet is arranged in the middle of described helical spring，Said two the second lead channels entrance is separately positioned on the two ends of described helical spring，One end of described cable connects described electric heating device、The other end wears the second lead channels entrance successively、Second lead channels、Second lead channels outlet、First lead channels entrance、First lead channels and the outlet of the first lead channels.The terseness of brake layout can be improved, the most again it can be avoided that cable is produced during brake operation and accidentally injure evil and cause apparatus failure.Owing to during brake operation, cable also can produce motion, this technical scheme can also avoid cable to be produced from wrapping phenomena.
nullPresent invention additionally comprises the brake bar extending in described brake drum、The helical spring that electric wire and two ends link together with the pair of brake-shoe respectively，Described accumulator and charger are all located at the outside of described brake drum，The first lead channels it is provided with in described brake bar，Described first lead channels is provided with the first lead channels outlet and the first lead channels entrance，Described first lead channels entrance is positioned at the inside of described brake drum，Described first lead channels outlet is positioned at the outside of described brake drum，The second lead channels it is provided with in constituting the spring wire of described helical spring，Described second lead channels is provided with the second lead channels outlet and two the second lead channels entrances，Described second lead channels outlet is arranged in the middle of described helical spring，Said two the second lead channels entrance is separately positioned on the two ends of described helical spring，One end of described cable connects described electric heating device、The other end wears the second lead channels entrance successively、Second lead channels、Second lead channels outlet、First lead channels entrance、Link together with described accumulator after first lead channels and the outlet of the first lead channels，One end of described electric wire links together with described charger、The other end sequentially passes through described first lead channels outlet、First lead channels、First lead channels entrance、Second lead channels outlet、Link together with described thermo-electric generation sheet after second lead channels and the second lead channels entrance.The terseness of brake layout can be improved, the most again it can be avoided that cable, electric wire are produced accidental injury evil and cause apparatus failure during brake.Owing to during brake operation, cable, electric wire also can produce motion, this technical scheme can also avoid cable, electric wire to be produced from wrapping phenomena.
Present invention additionally comprises brake-shoe and prop up bracer and checking cylinder, one end of described brake-shoe is articulated with that described brake-shoe props up bracer, the other end is linked together by described checking cylinder, and described helical spring is positioned at the same described brake-shoe of described brake-shoe and props up one end that bracer is connected.The motion amplitude of brake operation process cable or wire can be reduced.Motion amplitude is little to be not only able to shorten the consumption of cable and wire but also can reduce brake operation process cable and wire and be pullled bad probability.
Present invention additionally comprises the display lamp of the duty indicating described electric heating device.Can the duty that must know electric heating device directly perceived.
Present invention additionally comprises electric calorifier, described electric calorifier is provided with air outlet, and described air outlet is towards the inner peripheral surface of described brake drum.When rainy day, the inner peripheral surface of brake drum (producing the face of friction during braking with brake-shoe) can be dried up, prevent braking surface wet and slippery and the braking effect that causes declines, thus play the effect of the safety improving brake.
The present invention has an advantage that simple to operation；The poor stop phenomenon that can effectively dissolve frost and cause.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention one.
Fig. 2 is the cable louding figure in embodiment one.
Fig. 3 is the close-up schematic view at the A of Fig. 2.
Fig. 4 is the circuit diagram of embodiment one.
Fig. 5 is the structural representation of the embodiment of the present invention two.
Fig. 6 thermo-electric generation sheet and the structural relation schematic diagram of friction plate.
Fig. 7 is the close-up schematic view at the B of Fig. 6.
Fig. 8 is brake block schematic diagram when may wear to need change thickness.
nullIn figure: brake drum 1、Brake bar 2、First lead channels 21、First lead channels outlet 22、First lead channels entrance 23、Dynamic hoof 3、Brake-shoe props up bracer 31、Checking cylinder 32、Helical spring 33、Spring wire 331、Second lead channels 332、Second lead channels outlet 333、Second lead channels entrance 334、The outer peripheral face 341 of friction plate、Friction plate 34、Electric heating device 4、Cable 41、The inner 411 of cable、The outer end 412 of cable、Cable part 413 between brake bar and helical spring、Power supply 5、On and off switch 51、Display lamp 52、Charger 53、Electric calorifier 6、Air outlet 61、Thermo-electric generation sheet 7、Electric wire 71、The outer end 711 of electric wire、The inner 712 of electric wire、The hot side 72 of thermo-electric generation sheet、The huyashi-chuuka (cold chinese-style noodles) 73 of thermo-electric generation sheet、Heat transfer expansion structure 8、Base portion 81、Projection 82、Inner segment 821、Outer section 822、Outer section is stretched out spring 823、Press-in spigot surface 824、Detection switch 9.
Detailed description of the invention
The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings.
Embodiment one, sees Fig. 1, and a kind of automobile drum brake with defrosting function, including brake drum 1 and brake bar 2.
Brake drum 1 inside is provided with a pair brake-shoe 3, brake-shoe and props up bracer 31, checking cylinder 32 and helical spring 33.One end of a pair brake-shoe 3 is articulated with brake-shoe and props up bracer 31, the other end and linked together by checking cylinder 32.The same brake-shoe that the two ends of helical spring 33 make hoof 3 with a pair respectively props up one end of bracer connection and links together.Brake-shoe 3 is provided with electricity electric heating device 4 and friction plate 34.Thermal 4 is provided with cable 41.Cable 41 is for realizing the electrical connection of electric heating device and power supply.The inner 411 and the electric heating device 4 of cable link together, the outer end 412 of cable sequentially passes through helical spring 33 and brake bar 2 and draws brake drum 1.Friction plate 42 is arcuate structure.
One end of brake bar 2 is positioned at the inside of brake drum 1, the other end is positioned at the outside of brake drum 1.The annexation of brake bar and brake drum is prior art.
See Fig. 2, in brake bar 2, be provided with the first lead channels 21.First lead channels 21 is provided with the first lead channels outlet 22 and the first lead channels entrance 23.First lead channels entrance 23 is positioned at the inside of brake drum 1.First lead channels outlet 22 is positioned at the outside of brake drum 1.
Seeing Fig. 3, helical spring 33 is made by spring wire 331.It is provided with the second lead channels 332(in spring wire 331 and spring wire is hollow-core construction).Second lead channels 332 is provided with the second lead channels outlet 333 and two the second lead channels entrances 334.Second lead channels outlet 333 is arranged on the middle (when i.e. helical spring stretches, position keeps constant position) of helical spring 3, this set-up mode enables to brake operation process cable part 413 between brake bar and helical spring and does not produce motion, the better protecting effect to cable 41.Certainly when middle rather than middle can also, simply can not be the most motionless, protected effect can decline.Two the second lead channels entrances 334 are separately positioned on the two ends of helical spring 33.
Seeing Fig. 1 to Fig. 3, cable through the mode of brake drum is specifically: the inner 411 of cable connects electric heating device 4, the outer end 412 of cable wears second lead channels entrance the 334, second lead channels the 332, second lead channels outlet 333, first lead channels entrance the 23, first lead channels 21 and the first lead channels outlet 22 successively.
See Fig. 4, present invention additionally comprises power supply 5, on and off switch 51 and display lamp 52.On and off switch 51 and display lamp 52 are all installed on the driving cabin in automobile bodies.
See Fig. 1 to Fig. 4, the process that the present invention carries out thawing is: when driver finds that brake icing is unable to normally work, power turn-on switch 51, power supply 5 and electric heating device 4 are electrically connected by cable 41, and electric heating device 4 generates heat and heats the inner space of heating hoof 3 and brake drum 1 and realize thawing.When electric heating device 4 works, (obtain electric and adstante febre) display lamp 52 is luminous and allows the operator to know easily that electric heating device 4, whether in work, thus avoids maloperation.
Embodiment two, with the difference of embodiment one be:
Seeing Fig. 5, power supply 5 is accumulator.Power supply 5 links together with charger 53.Power supply 5 is all located at the outside of brake drum 1 with charger 53.
Electric calorifier 6 it is additionally provided with in brake drum 1.Electric calorifier 6 is provided with air outlet 61.Air outlet 61 is towards the inner peripheral surface of brake drum 1.Electric calorifier 6 is electrically connected with power supply 5.
Brake-shoe 3 is provided with thermo-electric generation sheet 7.The hot side 72 of thermo-electric generation sheet links together with friction plate 34.Towards the side (this side temperature is low when summer, it is possible to increase the temperature difference between thermo-electric generation sheet hot side and huyashi-chuuka (cold chinese-style noodles), and the temperature difference the most then generates electricity effective) of body inner side when the huyashi-chuuka (cold chinese-style noodles) 73 of thermo-electric generation sheet is arranged on the center of brake and uses.The electric outfan of thermo-electric generation sheet 7 is linked together with charger 53 by electric wire 71.It is identical that the mode that the mode of brake drum 1 draws brake drum 1 with cable 41 drawn by electric wire 71, and i.e. the outer end 711 of electric wire links together with charger 53, the inner 712 of electric wire sequentially passes through the first lead channels outlet, the first lead channels, the first lead channels entrance, the second lead channels outlet, synthermal generating sheet 7 links together after the second lead channels and the second lead channels entrance.
Seeing Fig. 6, the hot side 72 of thermo-electric generation sheet is provided with heat transfer expansion structure 8.Heat transfer expansion structure 8 includes base portion 81 and some projections 82 being connected to base portion.Projection 82 penetrates into the outer peripheral face 341 of friction plate along the radial direction of friction plate 34.Heat transfer expansion structure 8 is detachably connected with friction plate 34.
Seeing Fig. 7, projection 82 includes the inner segment 821 set gradually from inside to outside along the radial direction of friction plate and the scalable outer section 822 being connected to inner segment.It is provided with outer section between inner segment 821 and outer section 822 and stretches out spring 823 and detection switch 9.Detection switch 9 is for by compressing switch, and certain optoelectronic induction or magnetic induction switch can.Outer section 822 two ends along the circumference of friction plate are designed with being pressed into spigot surface 824.
The present embodiment is additionally provided with alarm unit (not drawing in figure).Alarm unit and detection switch 9 are electrically connected.Alarm unit and detection switch 9 composition friction plate change alarm set.
The work process of the electric heating device in the present invention is identical with embodiment one, does not repeats at this, and the existing work process to the parts being not provided with in embodiment one is described as follows:
See Fig. 5, when the brake is applied, friction plate 34 contacts and frictional heat with brake drum 1, the heat produced makes the temperature of heat transfer expansion structure 8 rise, heat transfer expansion structure 8 temperature rises rear drive thermo-electric generation sheet 7 and generates electricity, the charged device of electricity 53 that thermo-electric generation sheet 7 sends and power supply 5 is charged.
See Fig. 8, along with friction plate 34 is worn and thickness reduces, outer section 822 receives brake drum extruding when brake and is reduced to the length in inner segment 821, can be expressed to detect switch 9(or be detected switch 9 sense when the thickness of friction plate 34 drops to braking procedure China and foreign countries section 822) time, alarm unit is reported to the police, and user then knows after being reported to the police that friction plate 34 needs to change.After being replaced by new friction plate, under section stretches out the effect of spring 823 outside, outer section 822 outer surface being still able to receive friction plate 34, plays at thermal source (temperature highest point) and accepts the effect of temperature.
Seeing Fig. 5, when rainy day, start electric calorifier 6 and dried up by the inner peripheral surface of brake drum 1, when preventing from braking, frictional force is inadequate.Electric calorifier 6 can be powered by power supply 5, can also separately set power supply and power.For powered by power supply 5 in the present embodiment, its gage system is the same with the gage system of electric heating device 4.
Claims (8)
- null1. an automobile drum brake with defrosting function，Including brake drum (1) and with brake drum coordinate a pair brake-shoe (3) being positioned at inside brake drum，It is characterized in that，Also include electric heating device (4)、The cable (41) powered to electric heating device、Control the on and off switch (51) of the electric break-make of electric heating device、The accumulator (5) powered to described electric heating device and charger (53)，Described electric heating device (4) is installed on described brake-shoe (3)，Described on and off switch (51) is installed on automobile bodies，Described brake-shoe (3) is provided with friction plate (34) and thermo-electric generation sheet (7)，The hot side (72) of described thermo-electric generation sheet links together with described friction plate (34)，The electric outfan of described thermo-electric generation sheet (7) charges to described accumulator (5) by described charger (53)，Described friction plate (34) is arcuate structure，The hot side (72) of described thermo-electric generation sheet is provided with heat transfer expansion structure (8)，Described heat transfer expansion structure (8) includes base portion (81) and some projections (82) being connected to base portion，Described projection (82) is arranged in described friction plate (34)，Described projection (34) penetrates into the outer peripheral face (341) of described friction plate.
- The automobile drum brake with defrosting function the most according to claim 1, it is characterized in that, described heat transfer expansion structure (8) is detachably connected with described friction plate (34), described projection (82) includes the inner segment (821) set gradually from inside to outside along the radial direction of described friction plate and the scalable outer section (822) being connected to inner segment, being provided with outer section between described inner segment and outer section and stretch out spring (823), described outer section (822) are designed with being pressed into spigot surface (824) along the two ends of the circumference of described friction plate.
- The automobile drum brake with defrosting function the most according to claim 2, it is characterized in that, also include that friction plate changes alarm set, described friction plate is changed alarm set and is included alarm unit and detection switch (9), described detection switch (9) is arranged between described inner segment (821) and outer section (822), and described detection switch (9) is used for being retracted to control described alarm unit when inner segment reaches setting position report to the police when outer section.
- null4. according to the automobile drum brake with defrosting function described in claim 1 or 2 or 3，It is characterized in that，Also include the helical spring (33) that the brake bar (2) extending in described brake drum and two ends link together respectively with the pair of brake-shoe，The first lead channels (21) it is provided with in described brake bar (2)，Described first lead channels (21) is provided with the first lead channels outlet (22) and the first lead channels entrance (23)，Described first lead channels entrance (23) is positioned at the inside of described brake drum (1)，Described first lead channels outlet (22) is positioned at the outside of described brake drum (1)，It is provided with the second lead channels (332) in constituting the spring wire (331) of described helical spring (33)，Described second lead channels (332) is provided with the second lead channels outlet (333) and two the second lead channels entrances (334)，Described second lead channels outlet (333) is arranged in the middle of described helical spring (33)，Said two the second lead channels entrance (334) is separately positioned on the two ends of described helical spring (33)，One end (411) of described cable connects described electric heating device (4)、The other end (412) wears the second lead channels entrance (334) successively、Second lead channels (332)、Second lead channels outlet (333)、First lead channels entrance (23)、First lead channels (21) and the first lead channels outlet (22).
- null5. according to the automobile drum brake with defrosting function described in claim 1 or 2 or 3，It is characterized in that，Also include the brake bar (2) extending in described brake drum、The helical spring (33) that electric wire (71) and two ends link together with the pair of brake-shoe respectively，The first lead channels (21) it is provided with in described brake bar (2)，Described first lead channels (21) is provided with the first lead channels outlet (22) and the first lead channels entrance (23)，Described first lead channels entrance (23) is positioned at the inside of described brake drum (1)，Described first lead channels outlet (22) is positioned at the outside of described brake drum (1)，It is provided with the second lead channels (332) in constituting the spring wire (331) of described helical spring (33)，Described second lead channels (332) is provided with the second lead channels outlet (333) and two the second lead channels entrances (334)，Described second lead channels outlet (333) is arranged in the middle of described helical spring (33)，Said two the second lead channels entrance (334) is separately positioned on the two ends of described helical spring (33)，One end (411) of described cable connects described electric heating device (4)、The other end (412) wears the second lead channels entrance (334) successively、Second lead channels (332)、Second lead channels outlet (333)、First lead channels entrance (23)、First lead channels (21) and the first lead channels outlet (22)，One end (711) of described electric wire links together with described charger (53)、The other end (712) sequentially passes through described first lead channels outlet (22)、First lead channels (21)、First lead channels entrance (23)、Second lead channels outlet (333)、Link together with described thermo-electric generation sheet (7) after second lead channels (332) and the second lead channels entrance (334).
- The automobile drum brake with defrosting function the most according to claim 5, it is characterized in that, also include that brake-shoe props up bracer (31) and checking cylinder (32), one end of described brake-shoe (3) is articulated with described brake-shoe and props up bracer (31), the other end and linked together by described checking cylinder (32), and described helical spring (33) is positioned at the same described brake-shoe of described brake-shoe and props up one end that bracer is connected.
- 7. according to the automobile drum brake with defrosting function described in claim 1 or 2 or 3, it is characterised in that also include the display lamp (52) indicating the duty of described electric heating device.
- 8. according to the automobile drum brake with defrosting function described in claim 1 or 2 or 3, it is characterized in that, also including that electric calorifier (6), described electric calorifier (6) are provided with air outlet (61), described air outlet (61) is towards the inner peripheral surface of described brake drum (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410152796.2A CN104265803B (en) | 2014-04-17 | 2014-04-17 | Automotive drum brake with unfreezing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410152796.2A CN104265803B (en) | 2014-04-17 | 2014-04-17 | Automotive drum brake with unfreezing function |
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| Publication Number | Publication Date |
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| CN104265803A CN104265803A (en) | 2015-01-07 |
| CN104265803B true CN104265803B (en) | 2017-01-11 |
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| CN201410152796.2A Expired - Fee Related CN104265803B (en) | 2014-04-17 | 2014-04-17 | Automotive drum brake with unfreezing function |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465237A (en) * | 2015-12-20 | 2016-04-06 | 重庆泽田汽车部件有限责任公司 | Drum brake with automatic alarm function |
| DE102017217410A1 (en) * | 2017-09-29 | 2019-04-04 | Continental Teves Ag & Co. Ohg | drum brake |
| CN108488270A (en) * | 2018-05-31 | 2018-09-04 | 重庆中铃兆虎机车制造有限公司 | A kind of machine Brake for vehicle |
| CN108691930A (en) * | 2018-06-15 | 2018-10-23 | 重庆中铃兆虎机车制造有限公司 | A kind of locomotive braking system |
| CN108891260A (en) * | 2018-07-20 | 2018-11-27 | 泗县金皖泵业有限公司 | A kind of antifreeze bracing wire of bus bar |
| EP3626553A1 (en) * | 2018-09-18 | 2020-03-25 | Ningbo Geely Automobile Research & Development Co. Ltd. | Brake performance optimizer |
| DE102018222125B3 (en) | 2018-12-18 | 2020-04-02 | Continental Teves Ag & Co. Ohg | drum brake |
| CN114039512B (en) * | 2021-10-26 | 2024-08-06 | 武汉蔚能电池资产有限公司 | Vehicle, electric energy transmission system thereof and transmission method thereof |
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| CN102312944A (en) * | 2010-06-29 | 2012-01-11 | 比亚迪股份有限公司 | Drum brake |
| CN202646488U (en) * | 2012-04-27 | 2013-01-02 | 周志军 | Wheel brake drum cooling device |
| CN103133579A (en) * | 2013-02-06 | 2013-06-05 | 北京天宜上佳新材料有限公司 | Floating type brake pad used in rainy and snowy weather |
| CN104110450A (en) * | 2014-04-22 | 2014-10-22 | 衢州兰玲机电科技有限公司 | Automobile drum brake |
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| CN104265803A (en) | 2015-01-07 |
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