CN107830086B - A kind of dumper vehicle brake and its design method - Google Patents
A kind of dumper vehicle brake and its design method Download PDFInfo
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- CN107830086B CN107830086B CN201711014089.7A CN201711014089A CN107830086B CN 107830086 B CN107830086 B CN 107830086B CN 201711014089 A CN201711014089 A CN 201711014089A CN 107830086 B CN107830086 B CN 107830086B
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
- F16D55/02—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members
- F16D55/22—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads
- F16D55/228—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a separate actuating member for each side
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
- F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
- F16D65/18—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes
- F16D65/186—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes with full-face force-applying member, e.g. annular
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
- F16D2055/0004—Parts or details of disc brakes
- F16D2055/0016—Brake calipers
- F16D2055/002—Brake calipers assembled from a plurality of parts
-
- 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
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
- F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Regulating Braking Force (AREA)
- Braking Arrangements (AREA)
Abstract
A kind of dumper vehicle brake and its design method, including Electric Motor Wheel frame body, running brake is equipped on Electric Motor Wheel frame body, parking brake and brake disc, the running brake includes the service brake pincers component for being located at brake disc two sides, the service brake pincers component includes two interior driving caliper cover boards disposed in parallel and outer driving caliper cover board, the running brake of dumper vehicle brake, parking brake can make speed be reduced to required value with deceleration appropriate in the process of moving by effect braking to realize, vehicle is set to keep the functions such as stabilized speed appropriate when descending is exercised.
Description
Technical field
The present invention relates to dumper fields, and in particular to a kind of dumper vehicle brake and its design method.
Background technique
It is typically all at present none theoretical meter referring to Experience Design for the selection of the brake of dumper vehicle
The method for calculating selection cannot well adapt in this way when use condition changes.
Summary of the invention
The present invention provides a kind of dumper vehicle brakes reasonable in design, good braking effect.
In order to solve the above-mentioned technical problem, the present invention includes Electric Motor Wheel frame body, and service brake is equipped on Electric Motor Wheel frame body
Device, parking brake and brake disc, the running brake include the service brake pincers component for being located at brake disc two sides, the row
Vehicle brake caliper assemblies include two interior driving caliper cover boards disposed in parallel and outer driving caliper cover board, in Electric Motor Wheel frame body
It is equipped with the fixing seat connecting with interior driving caliper cover board, interior driving caliper cover board and outer driving caliper cover board pass through spiral shell
It tethers and connects, form the first cavity between interior driving caliper cover board and outer driving caliper cover board, clamp cover board in interior service brake
First piston component is equipped with outer driving caliper cover board, the driving end of first piston component is equipped with the first friction plate, and first
Friction plate is in the first cavity, and one end of brake disc is between two the first friction plates, and the parking brake includes interior
Stopping brake clamps cover board and outer stopping brake clamps cover board, is additionally provided on Electric Motor Wheel frame body and clamps what cover board was connect with interior stopping brake
Fixing seat, interior stopping brake pincers cover board and outer stopping brake pincers cover board are bolted, and interior stopping brake clamps cover board and stops outside
The second cavity is formed between vehicle caliper cover board, second piston component is equipped on outer stopping brake pincers cover board, in second piston
The driving end of component is equipped with the second friction plate, and the second friction plate be in the second cavity, in interior stopping brake pincers cover board in the
The end face of two cavitys is equipped with the second friction plate, and one end of brake disc is between two the second friction plates.
As a further improvement of the present invention, the first piston component includes first piston shell and the first compression bar, In
It is corresponded on interior driving caliper cover board and outer driving caliper cover board and is equipped with first through hole at the first compression bar position, at first through hole
Equipped with the first sliding sleeve for having the first compression bar to be slidably matched, the first compression bar is passed through from first through hole, is equipped in first piston shell
First sliding groove is equipped with the first groove on the first compression bar, and inner piston body, the upper end of inner piston body and the are equipped in the first groove
One sliding slot is slidably matched, and washer and inner piston spring are cased on interior piston body, and inner piston spring is in washer and the first groove
Bottom between, clamped in interior service brake and be additionally provided with logical oil interface on cover board and outer driving caliper cover board.
The present invention also provides a kind of design methods of dumper vehicle brake, comprising the following steps:
A, the known parameters of dumper and the condition that self-dumping truck braking system performance meets are determined:
(1) determine that the known parameters of dumper, including dumper are fully loaded with gross mass G0, dumper wheelbase L, dumper it is fully loaded
Preceding bridge is to center of gravity distance L1, dumper be fully loaded with rear axle to center of gravity distance L2, dumper be fully loaded with height of C.G. hg, dumper tire rolling
Dynamic radius R0, dumper max. speed Vmax, self-unloading vehicle wheel side rotating ratio i；
(2) self-dumping truck braking system performance meets ISO 3450-2011 standard requirements；
B, braking moment required for vehicle brake is determined:
(1) minimum braking moment needed for running brake is determined, with reference first to ISO 3450-2011 standard, for big
Need to be braked on the ramp of 8%-10% in 32 tons of dumpers, calculate choose 10% the gradient, maximum braking away from
From SmaxMeet (1) formula:
In formula, VmaxMaximum speed is run for vehicle, α is the gradient being expressed as a percentage,
Under actual state, due to there are also response time and system pressure reaction time, braked so dumper is practical
Distance is (2) formula:
In formula, it " is pressure rise time, t that t', which is elimination off time, t,1For driver's reflecting time, t2For brake effect
Time, t3For continuous braking time, aminFor minimum braking deceleration,
It is (3) formula that (2) formula, which is brought into (1) formula to obtain vehicle braking minimum deceleration degree:
(2) brake force and braking moment needed for braking on ramp are determined, when braking on ramp, wheel is rolled vehicle
Frictional force, direction backward, wheel braking force, direction backward,
Then brake power needed for vehicle are as follows: Fz1≥G·a+G·g·sinθ-G·g·μ (4)；
Service brake torque needed for vehicle are as follows: Tz1=Fz1×R0(5)；
Wherein G is equivalent mass, as vehicular gross combined weight G0With Equivalent Rotational quality sum, Equivalent Rotational quality is to consider
The equivalent mass of rotatable parts, a are vehicle braking deceleration, and g is acceleration of gravity, and θ is road grade, and μ is rolling friction system
Number；
(3) fully loaded axle load ratio is calculated:
According to equalising torque, show that dumper antero posterior axis weight on the ramp θ is (6) formula and (7) formula,
In formula, m is vehicle mass, and m takes G when fully loaded0,
Axle load ratio is fully loaded in θ road grade by (6) formula and (7) formula are available are as follows: F1:F2；
(4) fully loaded brake force is calculated:
It is (8) formula that all brakes of bridge, which need to provide brake force, before fully loaded:
It is (9) formula that fully loaded all brakes of rear axle, which need to provide brake force,
(5) braking moment needed for calculating running brake:
Assuming that the quantity of the running brake of self-unloading front axle is A, the quantity of the running brake of dumper rear axle is B,
Brake force needed for the preceding single brake of bridge and torque are shown in (10) formula and (11) formula:
Brake force needed for the single running brake of rear axle and torque are shown in (12) formula and (13) formula:
(6) braking moment needed for calculating parking brake:
Parking brake and single parking braking torque are shown in (14) formula and (15) formula:
Fz2'=mgsin θ (14),
C is the quantity of parking brake in formula；
C, ground attaching coefficient is determined:
D, running brake brake pressure is calculated:
Preceding bridge is fully loaded with brake pressure:
Rear axle is fully loaded with brake pressure:
K1For front wheel brake coefficient；
K2For rear service brake coefficient；
R1For front wheel brake operating radius；
R2For rear wheel brake operating radius；
Front and back running brake brake pressure value p can be obtained by (17), (18)1And p2；
E, the selection of model is carried out according to the parameters of the above-mentioned running brake obtained and parking brake.
Detailed description of the invention
It is next with reference to the accompanying drawings and detailed description that the present invention will be further described in detail.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the partial sectional view that service brake of the invention clamps component.
Fig. 3 is the partial sectional view of first piston component of the invention.
Fig. 4 is the relational view in reaction time and self-unloading vehicle speed of the invention.
Specific embodiment
As shown in Fig. 1 to Fig. 4, the present invention includes Electric Motor Wheel frame body 1, and running brake is equipped on Electric Motor Wheel frame body 1, is stopped
Vehicle brake and brake disc 2, the running brake include the service brake pincers component 3 for being located at 2 two sides of brake disc, the driving
Brake caliper assemblies 3 include two interior driving caliper cover boards 4 disposed in parallel and outer driving caliper cover board 5, in electronic wheel carrier
Body 1 is equipped with the fixing seat 6 connecting with interior driving caliper cover board 4, interior driving caliper cover board 4 and outer driving caliper cover board
5 are bolted, and form the first cavity 19 between interior driving caliper cover board 4 and outer driving caliper cover board 5, drive a vehicle inside
Caliper cover board 4 and outer driving caliper cover board 5 are equipped with first piston component 7, and the first piston component 7 includes first living
Shell 8 and the first compression bar 9 are filled in, clamps corresponding first compression bar, 9 position on cover board 4 and outer driving caliper cover board 5 in interior service brake
Place is equipped with first through hole 10, is equipped with the first sliding sleeve 11 that the first compression bar 9 is slidably matched at first through hole 10, and the first compression bar 9 is from the
One through-hole 10 passes through, and first sliding groove 12 is equipped in first piston shell 8, and the first groove 13 is equipped on the first compression bar 9, the
It is equipped with inner piston body 14 in one groove 13, upper end and the first sliding groove 12 of inner piston body 14 are slidably matched, on interior piston body 14
It is cased with washer 15 and inner piston spring 16, inner piston spring 16 is between washer 15 and the bottom of the first groove 13, in expert
Logical oily interface 17 is additionally provided on vehicle caliper cover board 4 and outer driving caliper cover board 5, in the first compression bar 9 of first piston component 7
Lower end be equipped with the first friction plate 18, the first friction plate 18 be in the first cavity 19, and one end of brake disc 2 is in two first
Between friction plate 18, the parking brake includes interior stopping brake pincers cover board 20 and outer stopping brake pincers cover board 21, electronic
The fixing seat 6 connecting with interior stopping brake pincers cover board 20, interior stopping brake pincers cover board 20 and outer parking system are additionally provided on wheel frame body 1
Dynamic pincers cover board 21 is bolted, and forms the second chamber between interior stopping brake pincers cover board 20 and outer stopping brake pincers cover board 21
Body, is equipped with second piston component 22 on outer stopping brake pincers cover board 21, is equipped with second at the driving end of second piston component 22
Friction plate, the second friction plate are in the second cavity, are equipped on the end face that interior stopping brake pincers cover board 20 is in the second cavity
One end of second friction plate, brake disc 2 is between two the second friction plates.
Braking system is the most important condition of vehicle safety, it must have three basic functions: the first, in the process of moving
Speed can be made to be reduced to required value (including zero) with deceleration appropriate.The second, make vehicle holding when descending is exercised
Stabilized speed appropriate.Third makes vehicle reliably come to a complete stop in situ (including on the slope).And dumper vehicle brake
Running brake, parking brake realize above-mentioned function by effect brake disc 2.By to first piston component 7 and
Two piston components 22 change the position of the first friction plate 18, the second friction plate for oil pressure, and the first friction plate 18, second is made to rub
Piece acts on brake disc 2 and realizes.In first piston component 7, because being cased with washer 15 and inner piston spring on interior piston body 14
16, it can guarantee the stationarity that inner piston body 14 moves in this way, while the first sliding sleeve 11 can guarantee the flat of the first compression bar 9 movement
Stability prevents the shaking of 9 motion process of the first compression bar.
The invention also includes a kind of design methods of dumper vehicle brake, comprising the following steps:
A, the known parameters of dumper and the condition that self-dumping truck braking system performance meets are determined:
(1) determine that the known parameters of dumper, including dumper are fully loaded with gross mass G0, dumper wheelbase L, dumper it is fully loaded
Preceding bridge is to center of gravity distance L1, dumper be fully loaded with rear axle to center of gravity distance L2, dumper be fully loaded with height of C.G. hg, dumper tire rolling
Dynamic radius R0, dumper max. speed Vmax, self-unloading vehicle wheel side rotating ratio i；
(2) self-dumping truck braking system performance meets ISO 3450-2011 standard requirements；
B, braking moment required for vehicle brake is determined:
(1) minimum braking moment needed for running brake is determined, with reference first to ISO 3450-2011 standard, for big
Need to be braked on the ramp of 8%-10% in 32 tons of dumpers, calculate choose 10% the gradient, maximum braking away from
From SmaxMeet (1) formula:
In formula, VmaxMaximum speed is run for vehicle, α is the gradient being expressed as a percentage,
Under actual state, due to there are also response time and system pressure reaction time, braked so dumper is practical
Distance is (2) formula:
In formula, it " is pressure rise time, t that t', which is elimination off time, t,1For driver's reflecting time, t2For brake effect
Time, t3For continuous braking time, aminFor minimum braking deceleration,
It is (3) formula that (2) formula, which is brought into (1) formula to obtain vehicle braking minimum deceleration degree:
(2) brake force and braking moment needed for braking on ramp are determined, when braking on ramp, wheel is rolled vehicle
Frictional force, direction backward, wheel braking force, direction backward,
Then brake power needed for vehicle are as follows: Fz1≥G·a+G·g·sinθ-G·g·μ (4)；
Service brake torque needed for vehicle are as follows: Tz1=Fz1×R0(5)；
Wherein G is equivalent mass, as vehicular gross combined weight G0With Equivalent Rotational quality sum, Equivalent Rotational quality is to consider
The equivalent mass of rotatable parts, a are vehicle braking deceleration, and g is acceleration of gravity, and θ is road grade, and μ is rolling friction system
Number；
(3) fully loaded axle load ratio is calculated:
According to equalising torque, show that dumper antero posterior axis weight on the ramp θ is (6) formula and (7) formula,
In formula, m is vehicle mass, and m takes G when fully loaded0,
Axle load ratio is fully loaded in θ road grade by (6) formula and (7) formula are available are as follows: F1:F2；
(4) fully loaded brake force is calculated:
It is (8) formula that all brakes of bridge, which need to provide brake force, before fully loaded:
It is (9) formula that fully loaded all brakes of rear axle, which need to provide brake force,
(5) braking moment needed for calculating running brake:
Assuming that the quantity of the running brake of self-unloading front axle is A, the quantity of the running brake of dumper rear axle is B,
Brake force needed for the preceding single brake of bridge and torque are shown in (10) formula and (11) formula:
Brake force needed for the single running brake of rear axle and torque are shown in (12) formula and (13) formula:
(6) braking moment needed for calculating parking brake:
Parking brake and single parking braking torque are shown in (14) formula and (15) formula:
Fz2'=mgsin θ (14),
C is the quantity of parking brake in formula；
C, ground attaching coefficient is determined:
D, running brake brake pressure is calculated:
Preceding bridge is fully loaded with brake pressure:
Rear axle is fully loaded with brake pressure:
K1For front wheel brake coefficient；
K2For rear service brake coefficient；
R1For front wheel brake operating radius；
R2For rear wheel brake operating radius；
Front and back running brake brake pressure value p can be obtained by (17), (18)1And p2；
E, the selection of model is carried out according to the parameters of the above-mentioned running brake obtained and parking brake.
Claims (3)
1. a kind of dumper vehicle brake, including Electric Motor Wheel frame body are equipped with running brake, parking system on Electric Motor Wheel frame body
Dynamic device and brake disc, it is characterised in that: the running brake includes the service brake pincers component for being located at brake disc two sides, described
It includes two interior driving caliper cover boards disposed in parallel and outer driving caliper cover board that service brake, which clamps component, in electronic wheel carrier
Body is equipped with the fixing seat connecting with interior driving caliper cover board, and interior driving caliper cover board and outer driving caliper cover board pass through
It is bolted, forms the first cavity between interior driving caliper cover board and outer driving caliper cover board, clamp and cover in interior service brake
Plate and outer driving caliper cover board are equipped with first piston component, and the driving end of first piston component is equipped with the first friction plate, the
One friction plate is in the first cavity, and one end of brake disc is between two the first friction plates, and the parking brake includes
Interior stopping brake pincers cover board and outer stopping brake clamp cover board, are additionally provided on Electric Motor Wheel frame body and connect with interior stopping brake pincers cover board
Fixing seat, interior stopping brake pincers cover board and outer stopping brake pincers cover board be bolted, interior stopping brake pincers cover board and outer
The second cavity is formed between stopping brake pincers cover board, is equipped with second piston component on outer stopping brake pincers cover board, it is living second
The driving end of plug assembly is equipped with the second friction plate, and the second friction plate is in the second cavity, is in interior stopping brake pincers cover board
The end face of second cavity is equipped with the second friction plate, and one end of brake disc is between two the second friction plates.
2. dumper vehicle brake according to claim 1, it is characterised in that: the first piston component includes first living
Shell and the first compression bar are filled in, clamps in interior service brake and is equipped at corresponding first compression bar position on cover board and outer driving caliper cover board
First through hole is equipped with the first sliding sleeve that the first compression bar is slidably matched at first through hole, and the first compression bar is passed through from first through hole, the
It is equipped with first sliding groove in one piston shell, the first groove is equipped on the first compression bar, inner piston body is equipped in the first groove, it is interior
The upper end of piston body is slidably matched with first sliding groove, is cased with washer and inner piston spring on interior piston body, at inner piston spring
Between washer and the bottom of the first groove, logical oil is additionally provided on interior service brake pincers cover board and outer driving caliper cover board and is connect
Mouthful.
3. a kind of design method of dumper vehicle brake according to claim 1, it is characterised in that: including following step
It is rapid:
A, the known parameters of dumper and the condition that self-dumping truck braking system performance meets are determined:
(1) determine that the known parameters of dumper, including dumper are fully loaded with gross mass G0, dumper wheelbase L, dumper it is fully loaded before bridge
To center of gravity distance L1, dumper be fully loaded with rear axle to center of gravity distance L2, dumper be fully loaded with height of C.G. hg, dumper tire roll half
Diameter R0, dumper max. speed Vmax, self-unloading vehicle wheel side rotating ratio i；
(2) self-dumping truck braking system performance meets ISO 3450-2011 standard requirements；
B, braking moment required for vehicle brake is determined:
(1) minimum braking moment needed for running brake is determined, with reference first to ISO 3450-2011 standard, for being greater than 32
The dumper needs of ton are braked on the ramp of 8%-10%, calculate the gradient of selection 10%, maximum braking distance Smax
Meet (1) formula:
In formula, VmaxMaximum speed is run for vehicle, α is the gradient being expressed as a percentage,
Under actual state, since there are also response time and system pressure reaction time, so the practical distance braked of dumper
For (2) formula:
In formula, it " is pressure rise time, t that t', which is elimination off time, t,1For driver's reflecting time, t2When being acted on for brake
Between, t3For continuous braking time, aminFor minimum braking deceleration, brings (2) formula into (1) formula and obtain vehicle braking minimum deceleration
Degree is (3) formula:
(2) brake force and braking moment needed for braking on ramp are determined, for vehicle when braking on ramp, wheel is by rolling friction
Power, direction backward, wheel braking force, direction backward,
Then brake power needed for vehicle are as follows: Fz1≥G·a+G·g·sinθ-G·g·μ (4)；
Service brake torque needed for vehicle are as follows: Tz1=Fz1×R0(5)；
Wherein G is equivalent mass, as vehicular gross combined weight G0With Equivalent Rotational quality sum, Equivalent Rotational quality is to consider rotation
The equivalent mass of component, a are vehicle braking deceleration, and g is acceleration of gravity, and θ is road grade, and μ is coefficient of rolling friction；
(3) fully loaded axle load ratio is calculated:
According to equalising torque, show that dumper antero posterior axis weight on the ramp θ is (6) formula and (7) formula,
In formula, m is vehicle mass, and m takes G when fully loaded0,
Axle load ratio is fully loaded in θ road grade by (6) formula and (7) formula are available are as follows: F1:F2；
(4) fully loaded brake force is calculated:
It is (8) formula that all brakes of bridge, which need to provide brake force, before fully loaded:
It is (9) formula that fully loaded all brakes of rear axle, which need to provide brake force,
(5) braking moment needed for calculating running brake:
Assuming that the quantity of the running brake of self-unloading front axle is A, the quantity of the running brake of dumper rear axle is B, preceding bridge
Brake force needed for single brake and torque are shown in (10) formula and (11) formula:
Brake force needed for the single running brake of rear axle and torque are shown in (12) formula and (13) formula:
(6) braking moment needed for calculating parking brake:
Parking brake and single parking braking torque are shown in (14) formula and (15) formula:
Fz2'=mgsin θ (14),
C is the quantity of parking brake in formula；
C, ground attaching coefficient is determined:
D, running brake brake pressure is calculated:
Preceding bridge is fully loaded with brake pressure:
Rear axle is fully loaded with brake pressure:
K1For front wheel brake coefficient；
K2For rear service brake coefficient；
R1For front wheel brake operating radius；
R2For rear wheel brake operating radius；
Front and back running brake brake pressure value p can be obtained by (17), (18)1And p2；
E, the selection of model is carried out according to the parameters of the above-mentioned running brake obtained and parking brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711014089.7A CN107830086B (en) | 2017-10-26 | 2017-10-26 | A kind of dumper vehicle brake and its design method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711014089.7A CN107830086B (en) | 2017-10-26 | 2017-10-26 | A kind of dumper vehicle brake and its design method |
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| CN107830086A CN107830086A (en) | 2018-03-23 |
| CN107830086B true CN107830086B (en) | 2019-10-29 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109033682A (en) * | 2018-08-13 | 2018-12-18 | 广州电力机车有限公司 | A kind of design method of dumper brake |
| CN110953268A (en) * | 2019-12-02 | 2020-04-03 | 河南速达电动汽车科技有限公司 | Vehicle and automobile braking device thereof |
| CN111609062B (en) * | 2020-06-04 | 2021-09-14 | 徐州徐工矿业机械有限公司 | Installation device for adjusting gap of parking brake, parking brake and mining dump truck |
| CN113218699B (en) * | 2021-03-30 | 2022-11-18 | 大唐黑龙江发电有限公司哈尔滨第一热电厂 | Train ditch coal flow sampling system and method |
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|---|---|---|---|---|
| US5671827A (en) * | 1995-11-07 | 1997-09-30 | Demetriou; Ikaros | Air disc brake |
| CN202156403U (en) * | 2011-07-31 | 2012-03-07 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Electronic travelling crane braking system for mining electric wheeled dumper |
| CN205173299U (en) * | 2015-11-30 | 2016-04-20 | 北京长城华冠汽车科技股份有限公司 | Disc brake assembly and car |
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2017
- 2017-10-26 CN CN201711014089.7A patent/CN107830086B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5671827A (en) * | 1995-11-07 | 1997-09-30 | Demetriou; Ikaros | Air disc brake |
| CN202156403U (en) * | 2011-07-31 | 2012-03-07 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Electronic travelling crane braking system for mining electric wheeled dumper |
| CN205173299U (en) * | 2015-11-30 | 2016-04-20 | 北京长城华冠汽车科技股份有限公司 | Disc brake assembly and car |
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| CN107830086A (en) | 2018-03-23 |
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