CN109611477A - A kind of electric car quantifies return disk brake - Google Patents

A kind of electric car quantifies return disk brake Download PDF

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Publication number
CN109611477A
CN109611477A CN201811622264.5A CN201811622264A CN109611477A CN 109611477 A CN109611477 A CN 109611477A CN 201811622264 A CN201811622264 A CN 201811622264A CN 109611477 A CN109611477 A CN 109611477A
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CN
China
Prior art keywords
oil cylinder
piston
mounting base
friction plate
brake
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CN201811622264.5A
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Chinese (zh)
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CN109611477B (en
Inventor
王金波
杨君
衣丰艳
徐向阳
胡东海
周稼铭
张进海
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Shandong Jiaotong University
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Shandong Jiaotong University
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Publication of CN109611477A publication Critical patent/CN109611477A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D66/00Arrangements for monitoring working conditions, e.g. wear, temperature
    • F16D66/02Apparatus for indicating wear
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00Parts or details
    • F16D65/38Slack adjusters
    • F16D65/72Slack adjusters hydraulic

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)

Abstract

The invention discloses a kind of electric cars to quantify return disk brake, including groove, mounting base, the first friction plate, the second friction plate, the first oil cylinder and brake caliper piston, the lower section of the mounting base is equipped with fixed plate, the side of the fixed plate is welded with guide pin, the bottom end of the mounting base is set on the outside of guide pin, and the inside of the mounting base is equipped with groove.The present invention is by being equipped with the second oil cylinder in the inside of brake caliper piston, and the connecting rod extended at the second friction plate lateral wall position is connected on the second guide piston inside the second oil cylinder, it can be in order to making ball in connecting rod detect the abrasion loss of the second friction plate during being braked using the second friction plate, move the limit sleeve inside the first oil cylinder close to brake caliper piston, brake caliper piston is set to remain certain spacing between brake disc after use, and the amount of movement of brake caliper piston is reduced when braking next time, to increase the sensitivity of braking, promote braking effect.

Description

A kind of electric car quantifies return disk brake
Technical field
The present invention relates to electric vehicle engineering field, specially a kind of electric car quantifies return disk brake.
Background technique
Rotating element in disk brake friction pair is the rosette to be worked with end face, referred to as brake disc, friction member Part clamps brake disc from two sides and generates braking, and then there are many structure types for fixing element, generally can be by disk brake point For two class of caliper disc and complete-disc, electric car uses caliper disc, and mostly uses disc brake with floating caliper greatly.
When driver of vehicle etc. has carried out brake operating, make for example to be set to system by from external hydraulic pressure supply The piston of dynamic pincers is displaced to brake disc Slideslip, is pushed lining pad towards brake disc using the piston, thus to this Brake disc applies brake force, on the other hand, when relieving brake operating, the hydraulic reduction of caliper, piston displacement to braking In pincers, at this point, lining pad utilizes the effect of reset spring, back to the return position left from brake disc.
Currently, existing disk brake mostly uses greatly disc brake with floating caliper main without the use of disc brake with fixed caliper The brake disc two sides because disc brake with fixed caliper oil cylinder is placed in, it is necessary to across brake disc pincers internal oil channel or external oil pipe come Connection, this necessarily makes the oversized of caliper, it is difficult to it is mounted in the wheel rim of modernization car, when thermic load is big, and oil cylinder (especially outer side cylinder) and the brake fluid across the oil pipe of brake disc or in oil duct are easy heated vaporization, to dual-purpose parking system It is dynamic, then it must install the parking brake caliper of a mechanical actuation additional.These disadvantages make disc brake with fixed caliper be difficult to adapt to the modern times Automobile requirement, therefore since the 70's, is slowly losing popularity to disc brake with floating caliper, depending on clamp these inevitably Disadvantage floating clamp one does not all have, but compares the braking principle of disc brake with floating caliper and disc brake with fixed caliper, the braking clamped surely Effect is outline better than floating clamp, because two sides brake block is in contact with brake disc simultaneously during determining clamp brake, braking effect Fruit is good, and floating clamp then needs side brake block first to carry out brake with other side brake block is made after brake disc again, this is not Only make brake block serious wear of the brake pad wear prior to brake disc relative to rear contact, the sensitivity of brake compared with Difference, and existing disk brake is not easy to carry out quantitative return after the pad wear that brakes, and is not easy to make two sides brake block and system Gap between Moving plate is maintained at one fixed width, influences the braking effect of disk brake.
Summary of the invention
The purpose of the present invention is to provide a kind of electric cars to quantify return disk brake, to solve above-mentioned background technique The existing disk brake of middle proposition is not easy to carry out quantitative return after the pad wear that brakes, and is not easy to make two sides brake block and system Gap between Moving plate is maintained at one fixed width, influences the braking effect problem of disk brake.
To achieve the above object, the invention provides the following technical scheme: a kind of electric car quantifies return disk brake, Including groove, mounting base, the first friction plate, the second friction plate, the first oil cylinder and brake caliper piston, set below the mounting base There is fixed plate, the side of the fixed plate is welded with guide pin, and the bottom end of the mounting base is set on the outside of guide pin, the peace The inside for filling seat is equipped with groove, and the mounting base inner sidewall at the groove location is equipped with the first friction plate, first friction The first oil cylinder is equipped with inside the mounting base of the corresponding side of piece, the mounting base of the first oil cylinder middle position is equipped with gear Plate is equipped with brake caliper piston inside the first oil cylinder on the outside of the baffle, and the brake caliper piston extends far from one end of baffle To inside grooves and it is equipped with the second friction plate, middle position of the brake caliper piston close to baffle one end is welded with connection Pipe, the one end of the connecting tube far from brake caliper piston is through baffle and is equipped with the first guiding work matched with the first oil cylinder Plug, the mounting base inside between first guide piston and baffle are equipped with hydraulic slot, and between the first guide piston and baffle Connecting tube on the outside of be equipped with first back-moving spring, the inside of the brake caliper piston is equipped with the second oil cylinder, second oil cylinder with Connecting tube is connected, and the inside of second oil cylinder is equipped with the second guide piston, and second guide piston is far from connecting tube one The middle position at end is equipped with connecting rod, and the one end of the connecting rod far from the second guide piston is through brake caliper piston and extends To the inside of the second friction plate, the connecting rod extends to one end at the second friction plate position equipped with ball, and second rubs On piece is equipped with the through slot that matches with connecting rod, is equipped with third oil cylinder inside the mounting base of first oil cylinder side, and described the Three oil cylinders are arranged far from the bifurcated at one end of the first oil cylinder, are connected with the first oil transportation between the third oil cylinder and the first guide piston Pipe, first petroleum pipeline are connected with connecting tube, and the third oil cylinder is all equipped with far from the inside two sides of first oil cylinder one end Third guide piston, the middle position of the third guide piston lateral wall are connected with the first adjusting rod, and described first is adjusted The one end of bar far from third guide piston all extends to inside the first oil cylinder, and the first adjusting rod of two sides extends in the first oil cylinder Limit sleeve is connected between the one end in portion, one end inside the guide pin is equipped with the 4th oil cylinder, the inside of the 4th oil cylinder Equipped with the 4th guide piston, loose slot, leading at the activity groove location are equipped with inside the guide pin of the 4th oil cylinder side It is equipped with sliding seat to pin outer sheath, the 4th guide piston is connected with the second adjusting rod close to the side of loose slot, and described the Two adjusting rods are extended to inside loose slot far from one end of the 4th guide piston and are mutually welded with sliding seat, the 4th oil cylinder with The second petroleum pipeline is connected between hydraulic slot, and the guide pin outer sheath between sliding seat and mounting base is equipped with second and resets bullet Spring.
Preferably, the inside of the mounting base is equipped with oiling groove, and one end of oiling groove is connected with the first oil cylinder.
Preferably, the cross section of the third oil cylinder is in " M " shape.
Preferably, the diameter of the connecting rod is slightly larger than the aperture of through slot, and the first petroleum pipeline is equipped with check valve.
Preferably, the amount of movement in the sliding seat unit time is 1/2 of amount of movement in the brake caliper piston unit time Length.
Preferably, first petroleum pipeline and the second petroleum pipeline can be hose or flexible form of tubes.
Compared with prior art, the beneficial effects of the present invention are:
(1): by being equipped with the second oil cylinder in the inside of brake caliper piston, and connecting on the second guide piston inside the second oil cylinder It is connected to the connecting rod extended at the second friction plate lateral wall position, it can be in order in the mistake braked using the second friction plate The ball in connecting rod is set to detect the abrasion loss of the second friction plate in journey, in the process of the second friction plate and brake disc braking In, when wear-thickness reduction occurs in the second friction plate, drive ball and connecting rod are pushed, using the second guide piston to the second oil The hydraulic oil of cylinder interior is squeezed, and so that the hydraulic oil inside the second oil cylinder is passed sequentially through connecting tube and the first petroleum pipeline and is entered the The inside of three oil cylinders rises the third guide piston of two sides inside third oil cylinder, to make the limit sleeve inside the first oil cylinder It is moved close to brake caliper piston, so that brake caliper piston be made to remain certain length between brake disc after use Spacing, and the amount of movement of brake caliper piston is reduced when being braked next time, to increase the sensitivity of braking, promote system Dynamic effect.
(2): by being equipped with hydraulic slot between the first guide piston and baffle, and outside the connecting tube at hydraulic groove location Side is arranged with first back-moving spring, and is connected with the second petroleum pipeline between hydraulic slot and the 4th oil cylinder, can be in order to controlling Brake caliper piston protrusion drives mounting base and the first friction plate to carry out relative to the second friction plate during being braked close, By twice that the activity in the control brake caliper piston unit time is sliding seat amount of movement, second is driven in brake caliper piston Friction plate just makes the first friction plate close to brake disc simultaneously during protruding, and keeps the first friction plate and the second friction plate Gap width between brake disc can increase the response of the first friction plate and the second friction plate during being braked Speed makes the first friction plate and the second friction plate be in contact simultaneously with brake disc during braking and is braked, increases system Dynamic effect, and during detecting the second friction disc wear, the abrasion loss of the first friction plate can be carried out simultaneously appropriate Supplement, since the first friction plate and the second friction plate are simultaneously with brake disc, then the first friction plate and the second friction plate are in length Abrasion loss is roughly the same during time use, then when supplementing the second friction disc wear amount using limit sleeve, then makes to reset The first guide piston squeezes hydraulic slot under state, and the initial position of sliding seat is made to move forward, and makes the first friction plate phase Close, abrasion loss of substituting, promotion braking effect are carried out for brake disc, and first back-moving spring 4 can make in brake caliper piston Brake caliper piston is provided to reset during and pulls power, to use the quantitative return of the first friction plate and the second friction plate Effect.
Detailed description of the invention
Fig. 1 faces schematic diagram of internal structure for of the invention;
Fig. 2 is that bottom of the invention regards structural schematic diagram;
Fig. 3 is brake caliper piston of the invention and the first guide piston structure schematic diagram;
Fig. 4 is the position A enlarged structure schematic diagram of the invention;
Fig. 5 is the position B enlarged structure schematic diagram of the invention.
In figure: 1, groove;2, mounting base;3, baffle;4, first back-moving spring;5, hydraulic slot;6, connecting tube;7, it first leads To piston;8, oiling groove;9, the second adjusting rod;10, loose slot;11, guide pin;12, second back-moving spring;13, sliding seat; 14, the 4th oil cylinder;15, fixed plate;16, the 4th guide piston;17, the second petroleum pipeline;18, the first friction plate;19, the second friction Piece;20, the second oil cylinder;21, the first petroleum pipeline;22, the second guide piston;23, through slot;24, ball;25, connecting rod;26, One oil cylinder;27, the first adjusting rod;28, third guide piston;29, third oil cylinder;30, limit sleeve;31, brake caliper piston.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-5, a kind of embodiment provided by the invention: a kind of electric car quantifies return disk brake, wraps Groove 1, mounting base 2, the first friction plate 18, the second friction plate 19, Ffirst cylinder 26 and brake caliper piston 31 are included, mounting base 2 Lower section is equipped with fixed plate 15, and the side of fixed plate 15 is welded with guide pin 11, and the bottom end of mounting base 2 is set in outside guide pin 11 Side, the inside of mounting base 2 are equipped with groove 1, and 2 inner sidewall of mounting base at 1 position of groove is equipped with the first friction plate 18, and first rubs Ffirst cylinder 26 is equipped with inside the mounting base 2 of the corresponding side of pad 18, the inside of mounting base 2 is equipped with oiling groove 8, oiling groove 8 One end be connected with Ffirst cylinder 26, the mounting base 2 of 6 middle position of Ffirst cylinder 2 is equipped with baffle 3,3 outside of baffle Brake caliper piston 31 is equipped with inside Ffirst cylinder 26, brake caliper piston 31 extends to 1 inside of groove far from one end of baffle 3 and sets There is the second friction plate 19, middle position of the brake caliper piston 31 close to 3 one end of baffle is welded with connecting tube 6, and connecting tube 6 is separate One end of brake caliper piston 31 is through baffle 3 and is equipped with the first guide piston 7 matched with Ffirst cylinder 26, and the first guiding is lived Hydraulic slot 5 is equipped with inside mounting base 2 between plug 7 and baffle 3, and outside the connecting tube 6 between the first guide piston 7 and baffle 3 Side is equipped with first back-moving spring 4, and the inside of brake caliper piston 31 is equipped with the second oil cylinder 20, and the second oil cylinder 20 is connected with connecting tube 6 Logical, the inside of the second oil cylinder 20 is equipped with the second guide piston 22, the second middle position of the guide piston 22 far from 6 one end of connecting tube Place is equipped with connecting rod 25, and connecting rod 25 runs through brake caliper piston 31 and extend to second far from one end of the second guide piston 22 rubs The inside of pad 19, connecting rod 25 extend to one end at 19 position of the second friction plate and are equipped with ball 24, and the second friction plate 19 It is equipped with the through slot 23 matched with connecting rod 25, is equipped with third oil cylinder 29, third inside the mounting base 2 of 6 side of Ffirst cylinder 2 The cross section of oil cylinder 29 is in " M " shape, and third oil cylinder 29 is arranged far from the bifurcated at one end of Ffirst cylinder 26, third oil cylinder 29 and first The first petroleum pipeline 21 is connected between guide piston 7, the first petroleum pipeline 21 is connected with connecting tube 6, and the diameter of connecting rod 25 omits Greater than the aperture of through slot 23, and the first petroleum pipeline 21 is equipped with check valve, and third oil cylinder 29 is far from 6 one end of Ffirst cylinder 2 Portion two sides are all equipped with third guide piston 28, and the middle position of 28 lateral wall of third guide piston is connected with the first adjusting rod 27, first one end of adjusting rod 27 far from third guide piston 28 all extends to inside Ffirst cylinder 26, and two sides first are adjusted Limit sleeve 30 is connected between one end that bar 27 extends to inside Ffirst cylinder 26, one end inside guide pin 11 is equipped with the 4th oil Cylinder 14, the inside of the 4th oil cylinder 14 are equipped with the 4th guide piston 16, are equipped with activity inside the guide pin 11 of 14 side of the 4th oil cylinder Slot 10,11 outer sheath of guide pin at 10 position of loose slot are equipped with sliding seat 13, and the 4th guide piston 16 is close to loose slot 10 Side is connected with the second adjusting rod 9, and the second adjusting rod 9 extends to 10 inside of loose slot simultaneously far from one end of the 4th guide piston 16 It is welded with 13 phase of sliding seat, the second petroleum pipeline 17, the first petroleum pipeline 21 and second is connected between the 4th oil cylinder 14 and hydraulic slot 5 Petroleum pipeline 17 can be hose or flexible form of tubes, and the amount of movement in 13 unit time of sliding seat is 31 unit time of brake caliper piston 1/2 length of interior amount of movement, and 11 outer sheath of guide pin between sliding seat 13 and mounting base 2 is equipped with second back-moving spring 12.
Working principle: when being braked, hydraulic oil is injected to the inside of Ffirst cylinder 26 by oiling groove 8, compeled Make the first guide piston 7 that brake caliper piston 31 and the second friction plate 19 be driven to be moved close to brake disc, lives in the first guiding During plug 7 moves out, hydraulic slot 5 is squeezed using the first guide piston 7, to make the liquid inside hydraulic slot 5 Pressure oil is entered inside the 4th oil cylinder 14 by the second petroleum pipeline 17, drives the 4th guide piston 16 to move out, to make activity Seat 13 and mounting base 2 are moved to the opposite direction of brake caliper piston 31 simultaneously, then drive the first friction plate 18 to brake disc Carry out it is close, so that the first friction plate 18 be made to be contacted simultaneously with brake disc with the second friction plate 19, friction catch, and in pine After opening hydraulic oil, the reflux of 6 internal hydraulic pressure oil of Ffirst cylinder 2, effect of first guide piston 7 in suction and first back-moving spring 4 Under resetted, then 14 internal hydraulic pressure oil of the 4th oil cylinder is back to inside hydraulic slot 5 at this time, make sliding seat 13 and mounting base 2 into Row is quantitative to be resetted, and the normally travel for avoiding influencing vehicle, when the second friction plate 19 is worn, then connecting rod 25 is extended at this time The length of second oil cylinder 20 shortens, and the The hydraulic oil that third oil cylinder 29 is entered inside the second oil cylinder 20 increases, then makes to utilize at this time Third guide piston 28 drives limit sleeve 30 in the length of the inside of Ffirst cylinder 26 stretching, extension 19 abrasion loss of the second friction plate, thus The second friction plate 19 is set to keep a fixed spacing with brake disc always after the reset, and the variation of 30 position of limit sleeve then makes first to lead It is changed to the position of piston 7, adjusts the volume of hydraulic slot 5 under reset state, to make sliding seat 13 and mounting base 2 and the The initial position of one friction plate 18 is close to brake disc progress, makes up the abrasion loss of the first friction plate 18, makes the first friction plate 18 Certain width is remained with brake disc, promotes using effect.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.

Claims (6)

1. a kind of electric car quantifies return disk brake, including groove (1), mounting base (2), the first friction plate (18), Two friction plates (19), the first oil cylinder (26) and brake caliper piston (31), it is characterised in that: the lower section of the mounting base (2) is equipped with The side of fixed plate (15), the fixed plate (15) is welded with guide pin (11), and the bottom end of the mounting base (2) is set in guiding It sells on the outside of (11), the inside of the mounting base (2) is equipped with groove (1), mounting base (2) inner sidewall at groove (1) position It is equipped with the first friction plate (18), the first oil cylinder is equipped with inside the mounting base (2) of the corresponding side of first friction plate (18) (26), the mounting base (2) of the first oil cylinder (26) middle position is equipped with baffle (3), first on the outside of the baffle (3) Brake caliper piston (31) are equipped with inside oil cylinder (26), the brake caliper piston (31) extends to groove far from the one end of baffle (3) (1) inside and the second friction plate (19) are equipped with, middle position of the brake caliper piston (31) close to baffle (3) one end is welded Have connecting tube (6), the one end of the connecting tube (6) far from brake caliper piston (31) is through baffle (3) and is equipped with and the first oil cylinder (26) the first guide piston (7) matched, mounting base (2) inside between first guide piston (7) and baffle (3) are set Have hydraulic slot (5), and be equipped with first back-moving spring (4) on the outside of the connecting tube (6) between the first guide piston (7) and baffle (3), The inside of the brake caliper piston (31) is equipped with the second oil cylinder (20), and second oil cylinder (20) is connected with connecting tube (6), institute The inside for stating the second oil cylinder (20) is equipped with the second guide piston (22), and second guide piston (22) is far from connecting tube (6) one The middle position at end is equipped with connecting rod (25), and the one end of the connecting rod (25) far from the second guide piston (22) is through braking Pincers piston (31) and the inside for extending to the second friction plate (19), the connecting rod (25) extend to the second friction plate (19) position The one end at place is equipped with ball (24), and the second friction plate (19) is equipped with the through slot (23) matched with connecting rod (25), described Third oil cylinder (29) are equipped with inside the mounting base (2) of the first oil cylinder (26) side, the third oil cylinder (29) is far from the first oil cylinder (26) bifurcated at one end arrangement, is connected with the first petroleum pipeline (21) between the third oil cylinder (29) and the first guide piston (7), First petroleum pipeline (21) is connected with connecting tube (6), and the third oil cylinder (29) is interior far from the first oil cylinder (26) one end Portion two sides are all equipped with third guide piston (28), and the middle position of third guide piston (28) lateral wall is connected with first Adjusting rod (27), first adjusting rod (27) all extend in the first oil cylinder (26) far from the one end of third guide piston (28) Portion, and the first adjusting rod of two sides (27) is extended between the internal one end of the first oil cylinder (26) and is connected with limit sleeve (30), it is described The internal one end of guide pin (11) is equipped with the 4th oil cylinder (14), and the inside of the 4th oil cylinder (14) is equipped with the 4th guide piston (16), loose slot (10) are equipped with inside the guide pin (11) of the 4th oil cylinder (14) side, at loose slot (10) position Guide pin (11) outer sheath be equipped with sliding seat (13), the 4th guide piston (16) close to loose slot (10) side connect Have the second adjusting rod (9), second adjusting rod (9) extends in loose slot (10) far from one end of the 4th guide piston (16) Portion is simultaneously mutually welded with sliding seat (13), is connected between the 4th oil cylinder (14) and hydraulic slot (5) the second petroleum pipeline (17), and Guide pin (11) outer sheath between sliding seat (13) and mounting base (2) is equipped with second back-moving spring (12).
2. a kind of electric car according to claim 1 quantifies return disk brake, it is characterised in that: the mounting base (2) inside is equipped with oiling groove (8), and one end of oiling groove (8) is connected with the first oil cylinder (26).
3. a kind of electric car according to claim 1 quantifies return disk brake, it is characterised in that: the third oil The cross section of cylinder (29) is in " M " shape.
4. a kind of electric car according to claim 1 quantifies return disk brake, it is characterised in that: the connecting rod (25) diameter is slightly larger than the aperture of through slot (23), and the first petroleum pipeline (21) is equipped with check valve.
5. a kind of electric car according to claim 1 quantifies return disk brake, it is characterised in that: the sliding seat (13) amount of movement in the unit time is 1/2 of amount of movement in brake caliper piston (31) unit time.
6. a kind of electric car according to claim 1 quantifies return disk brake, it is characterised in that: described first is defeated Oil pipe (21) and the second petroleum pipeline (17) can be hose or flexible form of tubes.
CN201811622264.5A 2018-12-28 2018-12-28 Quantitative return disc brake of electric automobile Active CN109611477B (en)

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CN110410440A (en) * 2019-07-31 2019-11-05 蒋伟达 Automotive brake pads wear detector
CN110454524A (en) * 2019-08-20 2019-11-15 三一重型装备有限公司 Brake, braking system and vehicle
CN110949337A (en) * 2019-12-25 2020-04-03 德州职业技术学院(德州市技师学院) Automobile braking system with emergency brake buffer structure design
CN111577791A (en) * 2020-06-08 2020-08-25 唐泽交通器材(泰州)有限公司 Environment-friendly drum brake for bicycle
CN111828513A (en) * 2020-07-30 2020-10-27 东风商用车有限公司 Clutch friction plate and manufacturing method and application thereof
CN112145596A (en) * 2020-09-25 2020-12-29 湖北联统机械有限公司 Brake caliper piston return pressing device and working process thereof
CN112413022A (en) * 2019-08-20 2021-02-26 株式会社万都 Brake friction disc resetting means and vehicle
CN112550120A (en) * 2021-01-15 2021-03-26 陈满秀 Tank car for reducing speed by differential speed
CN113090689A (en) * 2021-03-31 2021-07-09 玉环思安安全设备股份有限公司 Improved version brake caliper cylinder body structure
CN113357293A (en) * 2021-05-31 2021-09-07 马宇璇 Self-adaptive adjustment disc brake
CN114321241A (en) * 2021-12-08 2022-04-12 南通奥里斯特机械有限公司 High-speed railway brake steel backing with good toughness and wear resistance and cleaning structure
CN115419663A (en) * 2022-09-23 2022-12-02 浙江极氪智能科技有限公司 Brake and vehicle

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CN204458934U (en) * 2015-03-03 2015-07-08 钟思平 A kind of hydraulic brake automatic resetting device
CN105736606A (en) * 2016-04-07 2016-07-06 金华职业技术学院 Automobile electromechanical brake with gap adjusting function
CN107830085A (en) * 2017-11-28 2018-03-23 宋建毅 A kind of disc brake with floating caliper

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CN204458934U (en) * 2015-03-03 2015-07-08 钟思平 A kind of hydraulic brake automatic resetting device
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