CN106882173A - The braking method of the parking brake system of dumper - Google Patents

The braking method of the parking brake system of dumper Download PDF

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Publication number
CN106882173A
CN106882173A CN201710074806.9A CN201710074806A CN106882173A CN 106882173 A CN106882173 A CN 106882173A CN 201710074806 A CN201710074806 A CN 201710074806A CN 106882173 A CN106882173 A CN 106882173A
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CN
China
Prior art keywords
valve
mouthfuls
oil
mouthful
stopping brake
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Granted
Application number
CN201710074806.9A
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Chinese (zh)
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CN106882173B (en
Inventor
段建辉
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Fujian Baiyun Power Technology Co., Ltd.
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段建辉
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Priority to CN201710074806.9A priority Critical patent/CN106882173B/en
Publication of CN106882173A publication Critical patent/CN106882173A/en
Application granted granted Critical
Publication of CN106882173B publication Critical patent/CN106882173B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/12Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid
    • B60T13/22Brakes applied by springs or weights and released hydraulically
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60PVEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
    • B60P1/00Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
    • B60P1/04Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading with a tipping movement of load-transporting element
    • B60P1/16Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading with a tipping movement of load-transporting element actuated by fluid-operated mechanisms

Abstract

A kind of braking method of the parking brake system of dumper, the brakes that it is used includes accumulator, stopping brake valve, stopping brake oil cylinder, parking brake, fuel tank, filter, hydraulic pump, safety valve, lifting reversal valve, elevating ram, hydraulic control air valve, shuttle valve, manual flameout switch, gas bag, flame-out cylinder and Pneumatical hydraulic value.The parking brake system security performance of dumper of the invention is higher.

Description

The braking method of the parking brake system of dumper
Technical field
The present invention relates to a kind of dumper, and in particular to a kind of braking method of the parking brake system of dumper.
Background technology
The parking brake system of the dumper of prior art is as shown in Fig. 2 braking method is as follows:When dumper switch-off After when carrying out stopping brake, it is general by artificial operation stopping brake valve, make execution mouthful A mouthfuls and the oil return inlet T of stopping brake valve Mouth is communicated, and because the oil return inlet T mouthful of stopping brake valve is communicated with fuel tank, the pressure oil in the rod chamber of stopping brake oil cylinder is returned to Fuel tank, thus the rod chamber of stopping brake oil cylinder does not have pressure oil, stopping brake oil cylinder is under spring force by piston Bar drives the moving plate of parking brake to be combined with still, dumper is had stopping brake.Often there is dumper in practice Driver does not operate stopping brake valve after switch-off, and dumper does not carry out stopping brake, if at this moment dumper is parked on ramp Accident will occur, security performance is relatively low.In addition, dumper also needs to carry out self-unloading operation sometimes when stopping, because dumper enters Power during row self-unloading operation is provided by hydraulic pump, and hydraulic pump need to provide power by the power taking of gearbox mouthful, gearbox again by Driven by engine, thus at this moment the engine of dumper can not stop working, but also need to carry out stopping brake, i.e., also need by artificial behaviour Make stopping brake valve, make dumper that there is stopping brake.Dumper can also occur in practice not operated when self-unloading operation is carried out Stopping brake valve, dumper does not carry out stopping brake, if at this moment dumper is parked on ramp accident can occur, security performance compared with It is low.
The content of the invention
It is an object of the invention to provide a kind of braking method of the parking brake system of security performance dumper higher.
To achieve these goals, the technical scheme is that:
A kind of braking method of the parking brake system of dumper, the parking brake system includes accumulator, stopping brake valve, stops Car brake cylinder and parking brake, the parking brake include moving plate and still, the oil inlet P mouthful of the stopping brake valve Connected with accumulator, A mouthfuls of the execution mouth of stopping brake valve is connected with the rod chamber of stopping brake oil cylinder, stopping brake valve it is fuel-displaced T mouthfuls of mouth is connected with fuel tank, and the piston rod of the stopping brake oil cylinder is fixedly connected with the moving plate of parking brake, and its innovative point exists In:
A, also include fuel tank, filter, hydraulic pump, safety valve, lifting reversal valve, elevating ram, hydraulic control air valve, shuttle valve, manually Flameout switch, gas bag, flame-out cylinder and Pneumatical hydraulic value;
B, the oil inlet of the hydraulic pump are connected by filter with fuel tank, the oil-feed of the oil-out and lifting reversal valve of hydraulic pump Mouthful of P mouthful connection, the first A mouthful of execution mouth of lifting reversal valve pass through two oil passages respectively with the rodless cavity and hydraulic control gas of elevating ram Control mouth K mouthfuls of connection of valve, the second B mouthfuls of mouth of execution of lifting reversal valve is connected with the rod chamber of elevating ram;
C, air inlet P mouthfuls of the manual flameout switch connected with gas bag, A mouthful of the execution of manual flameout switch mouthful is led to by two gas Road is connected with first air inlet A mouthfuls of shuttle valve and the rodless cavity of flame-out cylinder respectively, gas outlet T mouthfuls of manual flameout switch with it is big Gas phase is led to, and the piston rod of the flame-out cylinder is fixedly connected with the flameout switch of engine, air inlet P mouthfuls of the hydraulic control air valve Connected with gas bag, A mouthfuls of the execution mouth of hydraulic control air valve is connected with second air inlet C mouthfuls of shuttle valve, gas outlet T mouthfuls of hydraulic control air valve with Air is communicated;
D, the Pneumatical hydraulic value are arranged on the oily passage of the execution A mouthfuls of rod chamber to stopping brake oil cylinder of mouth of stopping brake valve On, and the oil inlet P mouthful of Pneumatical hydraulic value connects with A mouthful of the execution mouthful of stopping brake valve, A mouthfuls of the execution mouth of Pneumatical hydraulic value and The rod chamber connection of stopping brake oil cylinder, oil-out T mouthfuls of Pneumatical hydraulic value is connected with fuel tank, gas outlet B mouthfuls of the shuttle valve Connected with K mouthfuls of the gas control mouthful of Pneumatical hydraulic value.
The oil-out of the hydraulic pump to the oily passage of fuel tank is provided with safety valve, and safety valve oil inlet and hydraulic pump Oil-out connection, the oil-out of safety valve connects with fuel tank.
Benefit of the invention is that:1), due to when dumper needs switch-off, driver operates manual flameout switch, makes Air inlet P mouthfuls of manual flameout switch is communicated with mouth A is performed, and the pressed gas in gas bag enter flame-out by manual flameout switch The rodless cavity of cylinder, promotes the piston rod of flame-out cylinder to drive the flameout switch of engine to act, and makes engine misses, while gas Pressed gas in bag enter K mouthful of the gas control mouthful to Pneumatical hydraulic value after shuttle valve, make execution mouth A mouthfuls and the gas control of Pneumatical hydraulic value Oil-out T mouthfuls of hydraulic valve is communicated, and makes the rod chamber of stopping brake oil cylinder without pressure oil, and stopping brake oil cylinder is in spring force In the presence of by piston rod drive parking brake moving plate and still combine, make dumper automatically have stopping brake.Stop Dumper carries out stopping brake automatically when car is flame-out, thus security performance is higher.2), due to self-unloading work need to be carried out when dumper Industry, engine can not stop working, and can now operate lifting reversal valve, make the oil inlet P mouthful of lifting reversal valve and perform A mouthfuls of phase of mouth Logical, the pressure oil of hydraulic pump enters the rodless cavity of elevating ram through lifting reversal valve, and the compartment of dumper starts lifting, while liquid The pressure oil of press pump makes air inlet P mouthfuls of hydraulic control air valve and performs mouth through lifting control mouth K mouthfuls that reversal valve enters hydraulic control air valve A mouthfuls communicates, and after carriage lifting terminates, in the presence of compartment deadweight, the rodless cavity of elevating ram still has pressure oil, makes hydraulic control Air inlet P mouthfuls of air valve is still communicated with A mouthfuls of mouth is performed, and the pressed gas in such gas bag are by hydraulic control air valve and through shuttle valve 8 To K mouthfuls of the gas control mouthful of Pneumatical hydraulic value, A mouthfuls of the execution mouthful of Pneumatical hydraulic value is communicated with oil-out T mouthfuls, make stopping brake oil cylinder Rod chamber do not have pressure oil, stopping brake oil cylinder under spring force by piston rod drive parking brake moving plate Combined with still, make dumper that there is stopping brake automatically.I.e. dumper carry out non-switch-off during self-unloading operation also can be automatic Stopping brake is carried out, thus security performance is higher.
Brief description of the drawings
Fig. 1 is the schematic diagram of the parking brake system of dumper of the invention;
Fig. 2 is the parking brake system of the dumper of prior art.
Specific embodiment
Below in conjunction with accompanying drawing and the embodiment for being given, the present invention is further illustrated.
As shown in figure 1, a kind of braking method of the parking brake system of dumper, brakes includes accumulator 16, stops Car brake valve 15, stopping brake oil cylinder 13 and parking brake 12, the parking brake 12 include moving plate 12-1 and still 12-2, the oil inlet P mouthful of the stopping brake valve 15 is connected with accumulator 16, A mouthfuls of the execution mouthful and parking of stopping brake valve 15 The rod chamber connection of brake cylinder 13, oil-out T mouthfuls of stopping brake valve 15 is connected with fuel tank 1, the stopping brake oil cylinder 13 Piston rod be fixedly connected with the moving plate 12-1 of parking brake 12, its innovative point is:
Also include fuel tank 1, filter 2, hydraulic pump 3, safety valve 4, lifting reversal valve 5, elevating ram 6, hydraulic control air valve 7, shuttle valve 8th, manual flameout switch 9, gas bag 10, flame-out cylinder 11 and Pneumatical hydraulic value 14;
The oil inlet of the hydraulic pump 3 is connected by filter 2 with fuel tank 1, oil-out and the lifting reversal valve 5 of hydraulic pump 3 Oil inlet P mouthful connection, A mouthful of the first execution mouth of lifting reversal valve 5 by two oil passages respectively with the rodless cavity of elevating ram 6 and Control mouth K mouthfuls of connection of hydraulic control air valve 7, the second B mouthfuls of mouth of execution of lifting reversal valve 5 is connected with the rod chamber of elevating ram 6;When When the rodless cavity of elevating ram 6 is passed through pressure oil, the carriage lifting of dumper, when the rod chamber of elevating ram 6 passes through pressure oil When, the compartment of dumper declines.
Air inlet P mouthfuls of the manual flameout switch 9 is connected with gas bag 10, and A mouthfuls of the execution mouthful of manual flameout switch 9 passes through Two gas passages connect with first air inlet A mouthfuls of shuttle valve 8 and the rodless cavity of flame-out cylinder 11 respectively, and manual flameout switch 9 goes out Gas port T mouthfuls communicates with air, and the piston rod of the flame-out cylinder 11 is fixedly connected with the flameout switch of engine, and stop working cylinder 11 Rodless cavity be passed through pressed gas after, stop working cylinder 11 piston rod drive engine flameout switch action, put out engine Fire, air inlet P mouthfuls of the hydraulic control air valve 7 is connected with gas bag 10, second air inlet for performing A mouthfuls of mouth and shuttle valve 8 of hydraulic control air valve 7 C mouthfuls of connection of mouth, gas outlet T mouthfuls of hydraulic control air valve 7 is communicated with air;
The Pneumatical hydraulic value 14 is arranged on the oil of the execution A mouthfuls of rod chamber to stopping brake oil cylinder 13 of mouth of stopping brake valve 15 On passage, and the oil inlet P mouthful of Pneumatical hydraulic value 14 is connected with A mouthfuls of the execution mouthful of stopping brake valve 15, Pneumatical hydraulic value 14 Perform A mouthfuls of mouth to be connected with the rod chamber of stopping brake oil cylinder 13, oil-out T mouthfuls of Pneumatical hydraulic value 14 is connected with fuel tank 1, described Gas outlet B mouthfuls of shuttle valve 8 is connected with K mouthfuls of the gas control mouthful of Pneumatical hydraulic value 14.
The oil-out of the hydraulic pump 3 to the oily passage of fuel tank 1 is provided with safety valve 4, and safety valve 4 oil inlet and liquid The oil-out connection of press pump 3, the oil-out of safety valve 4 is connected with fuel tank 1.
The course of work of the braking method is as follows:Under normal circumstances, the oil inlet P mouthful of Pneumatical hydraulic value 14 and execution mouth A Mouth is communicated, and by artificial operation stopping brake valve 15, A mouthfuls of the execution mouthful of stopping brake valve 15 is communicated with oil return inlet T mouthful, due to The oil return inlet T of stopping brake valve 15 mouthful is communicated with fuel tank 1, thus pressure oil in the rod chamber of stopping brake oil cylinder 13 is through gas control Hydraulic valve 14, stopping brake valve 15 return to fuel tank 1, make the rod chamber of stopping brake oil cylinder 13 without pressure oil, stopping brake The moving plate 12-1 and still 12-2 that oil cylinder 13 drives parking brake 12 by piston rod under spring force are combined, self-unloading Car has stopping brake.
When dumper needs switch-off, driver operates manual flameout switch 9, makes the air inlet P of manual flameout switch 9 Mouth is communicated with mouth A is performed, and the pressed gas in gas bag 10 enter the rodless cavity of flame-out cylinder 11 by manual flameout switch 9, push away The piston rod of dynamic flame-out cylinder 11 drives the flameout switch action of engine, makes engine misses.While the pressure in gas bag 10 Gas enters first air inlet A mouthfuls of shuttle valve 8, and through K mouthfuls of the gas outlet B mouthfuls of gas control to Pneumatical hydraulic value 14 mouthful of shuttle valve 8, makes A mouthfuls of the execution mouth of Pneumatical hydraulic value 14 is communicated with oil-out T mouthfuls of Pneumatical hydraulic value 14, oil-out T mouthfuls of Pneumatical hydraulic value 14 Communicated with fuel tank 1 again, the pressure oil in the rod chamber of such stopping brake oil cylinder 13 is returned in fuel tank 1 through Pneumatical hydraulic value 14, Make the rod chamber of stopping brake oil cylinder 13 without pressure oil, stopping brake oil cylinder 13 is under spring force by piston rod band The moving plate 12-1 and still 12-2 of dynamic parking brake 12 are combined, and dumper is had stopping brake automatically.I.e. driver exists Even if not operating stopping brake valve 15 during switch-off, dumper also can automatically carry out stopping brake, if so dumper is parked in Accident would not occur, security performance is higher on ramp.
Also need to carry out self-unloading operation when dumper stops, because hydraulic oil pump 3 is arranged in the power taking mouthful of gearbox, and Gearbox can not be stopped working by engine driving, the now engine of dumper.Due to now needing to carry out self-unloading operation, thus need behaviour Make lifting reversal valve 5, the oil inlet P mouthful of lifting reversal valve 5 is communicated with A mouthfuls of mouth is performed, the pressure oil of hydraulic pump 3 is changed through lifting Enter the rodless cavity of elevating ram 6 to valve 5, the compartment of dumper starts lifting, while the pressure oil of hydraulic pump 3 commutates through lifting Valve 5 enters control mouth K mouthfuls of hydraulic control air valve 7, makes air inlet P mouthfuls of hydraulic control air valve 7 to be communicated with A mouthfuls of mouth is performed, carriage lifting knot Shu Hou, operates lifting reversal valve 5, and the oil inlet P mouthful and first for making lifting reversal valve 5 perform A mouthfuls of mouth and the second B mouthfuls of mouth of execution Be not communicated with, in the presence of compartment deadweight, the rodless cavity of elevating ram 6 still has pressure oil, thus hydraulic control air valve 7 control mouth K mouthfuls still has pressure oil, makes air inlet P mouthfuls of hydraulic control air valve 7 still to be communicated with A mouthfuls of mouth is performed, the pressure in such gas bag 10 Gas enters second air inlet C mouthful of shuttle valve 8 by hydraulic control air valve 7, and gas outlet B mouthfuls through shuttle valve 8 arrives Pneumatical hydraulic value 14 Gas control mouthful K mouthfuls, A mouthfuls of the execution mouth of Pneumatical hydraulic value 14 is communicated with oil-out T mouthfuls of Pneumatical hydraulic value 14, Pneumatical hydraulic value 14 oil-out T is communicated with fuel tank 1 again, and the pressure oil in the rod chamber of such stopping brake oil cylinder 13 is through Pneumatical hydraulic value 14 times To in fuel tank 1, make the rod chamber of stopping brake oil cylinder 13 without pressure oil, stopping brake oil cylinder 13 is under spring force The moving plate 12-1 and still 12-2 for driving parking brake 12 by piston rod are combined, and dumper is had stopping brake automatically. Even if i.e. driver does not operate the stopping brake valve 15, dumper automatically to carry out stopping brake when self-unloading operation is carried out yet, this If sample dumper is parked on ramp would not occur accident, security performance is higher.

Claims (2)

1. a kind of braking method of the parking brake system of dumper, the parking brake system includes accumulator(16), parking system Dynamic valve(15), stopping brake oil cylinder(13)And parking brake(12), the parking brake(12)Including moving plate(12-1)With Still(12-2), the stopping brake valve(15)Oil inlet P mouthful and accumulator(16)Connection, stopping brake valve(15)Hold A mouthfuls of row mouth and stopping brake oil cylinder(13)Rod chamber connection, stopping brake valve(15)Oil-out T mouthfuls and fuel tank(1)Connection, The stopping brake oil cylinder(13)Piston rod and parking brake(12)Moving plate(12-1)It is fixedly connected, it is characterised in that:
A, also include fuel tank(1), filter(2), hydraulic pump(3), safety valve(4), lifting reversal valve(5), elevating ram(6)、 Hydraulic control air valve(7), shuttle valve(8), manual flameout switch(9), gas bag(10), flame-out cylinder(11)And Pneumatical hydraulic value(14);
B, the hydraulic pump(3)Oil inlet pass through filter(2)With fuel tank(1)Connection, hydraulic pump(3)Oil-out with lifting Reversal valve(5)Oil inlet P mouthful connection, lift reversal valve(5)The first A mouthful of mouth of execution it is oily with lifting respectively by two oily passages Cylinder(6)Rodless cavity and hydraulic control air valve(7)Control mouth K mouthfuls connection, lift reversal valve(5)The second B mouthful of mouth of execution with lift Oil cylinder(6)Rod chamber connection;
C, the manual flameout switch(9)Air inlet P mouthfuls and gas bag(10)Connection, manual flameout switch(9)Execution mouthful A mouthfuls By two gas passages respectively with shuttle valve(8)First air inlet A mouthfuls and flame-out cylinder(11)Rodless cavity connection, it is flame-out manually to open Close(9)Gas outlet T mouthfuls communicated with air, the flame-out cylinder(11)The flameout switch of piston rod and engine fix and connect Connect, the hydraulic control air valve(7)Air inlet P mouthfuls and gas bag(10)Connection, hydraulic control air valve(7)Execution mouthful A mouthfuls and shuttle valve(8)'s Second air inlet C mouthfuls connection, hydraulic control air valve(7)Gas outlet T mouthfuls communicated with air;
D, the Pneumatical hydraulic value(14)It is arranged on stopping brake valve(15)Execution mouthful A mouthfuls to stopping brake oil cylinder(13)Have On the oily passage of rod cavity, and Pneumatical hydraulic value(14)Oil inlet P mouthful and stopping brake valve(15)Execution mouthful A mouthful connect, gas Control hydraulic valve(14)Execution mouthful A mouthful and stopping brake oil cylinder(13)Rod chamber connection, Pneumatical hydraulic value(14)Oil-out T Mouth and fuel tank(1)Connection, the shuttle valve(8)Gas outlet B mouthfuls and Pneumatical hydraulic value(14)Gas control mouthful K mouthful connect;
The braking method control process is as follows:When dumper needs switch-off, driver operates manual flameout switch, makes manually Air inlet P mouthfuls of flameout switch is communicated with mouth A is performed, and the pressed gas in gas bag enter flame-out cylinder by manual flameout switch Rodless cavity, promote the piston rod of flame-out cylinder to drive the flameout switch action of engine, make engine misses, while in gas bag Pressed gas enter gas control mouthful K mouthful after shuttle valve to Pneumatical hydraulic value, make execution mouth A mouthfuls and the Pneumatic and hydraulic of Pneumatical hydraulic value Oil-out T mouthfuls of valve is communicated, and makes the rod chamber of stopping brake oil cylinder without pressure oil, work of the stopping brake oil cylinder in spring force The moving plate and still for driving parking brake by piston rod under are combined, and dumper is had stopping brake automatically;2), work as self-unloading Car need to carry out self-unloading operation, and engine can not stop working, and can now operate lifting reversal valve, make the oil inlet P mouthful of lifting reversal valve Communicated with A mouthfuls of mouth is performed, the pressure oil of hydraulic pump enters the rodless cavity of elevating ram through lifting reversal valve, and the compartment of dumper is opened Begin to lift, while the pressure oil of hydraulic pump makes the air inlet of hydraulic control air valve through lifting control mouth K mouthfuls that reversal valve enters hydraulic control air valve P mouthfuls of mouth is communicated with A mouthfuls of mouth is performed, and after carriage lifting terminates, in the presence of compartment deadweight, the rodless cavity of elevating ram still has Pressure oil, makes air inlet P mouthfuls of hydraulic control air valve still to be communicated with A mouthfuls of mouth is performed, and the pressed gas in such gas bag are by hydraulic control Air valve and through the gas control mouthful K mouthful of shuttle valve 8 to Pneumatical hydraulic value, makes A mouthfuls of the execution mouth of Pneumatical hydraulic value be communicated with oil-out T mouthfuls, Make the rod chamber of stopping brake oil cylinder without pressure oil, stopping brake oil cylinder is driven by piston rod stop under spring force The moving plate and still of car brake are combined, and make dumper with stopping brake, i.e. dumper do not stop during self-unloading operation automatically Car is flame-out also automatically to carry out stopping brake, thus security performance is higher.
2. the braking method of the parking brake system of dumper according to claim 1, it is characterised in that:The hydraulic pump (3)Oil-out to fuel tank(1)Oily passage be provided with safety valve(4), and safety valve(4)Oil inlet and hydraulic pump(3)'s Oil-out is connected, safety valve(4)Oil-out and fuel tank(1)Connection.
CN201710074806.9A 2017-02-12 2017-02-12 The braking method of the parking brake system of dumper Expired - Fee Related CN106882173B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710074806.9A CN106882173B (en) 2017-02-12 2017-02-12 The braking method of the parking brake system of dumper

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Application Number Priority Date Filing Date Title
CN201710074806.9A CN106882173B (en) 2017-02-12 2017-02-12 The braking method of the parking brake system of dumper

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CN106882173A true CN106882173A (en) 2017-06-23
CN106882173B CN106882173B (en) 2019-03-26

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108068620A (en) * 2018-03-07 2018-05-25 朱明德 A kind of accelerator stepping misoperation preventing safety device of vehicle
CN108177640A (en) * 2018-01-30 2018-06-19 袁菊花 The stop device of vehicle
CN108482353A (en) * 2018-05-05 2018-09-04 刘剑 Parking brake device for vehicle
CN108909699A (en) * 2018-08-25 2018-11-30 袁菊花 The gear of vehicle and the linkage control device of stopping brake
CN109515420A (en) * 2018-12-20 2019-03-26 刘剑 The stop device of vehicle
CN110588617A (en) * 2019-09-02 2019-12-20 中国煤炭科工集团太原研究院有限公司 Control system for realizing driving and emergency parking braking functions of front wheels and rear wheels of explosion-proof vehicle
CN110697636A (en) * 2018-02-10 2020-01-17 金福珍 Forklift truck

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US5040851A (en) * 1989-06-23 1991-08-20 Kabushiki Kaisha Kobe Seiko Sho Pneumatic circuit for wheel mounted shovel
US20080093918A1 (en) * 2003-03-05 2008-04-24 New York Air Brake Corporation Pump system for parking brakes for a rail vehicle
CN201753040U (en) * 2010-07-02 2011-03-02 北汽福田汽车股份有限公司 Packing case lifting safety control device
CN104828135A (en) * 2014-12-22 2015-08-12 北汽福田汽车股份有限公司 Hydraulic control system and mining dump truck with same
CN106004840A (en) * 2016-07-29 2016-10-12 王付民 Vehicle stopping brake control system

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Publication number Priority date Publication date Assignee Title
US5040851A (en) * 1989-06-23 1991-08-20 Kabushiki Kaisha Kobe Seiko Sho Pneumatic circuit for wheel mounted shovel
US20080093918A1 (en) * 2003-03-05 2008-04-24 New York Air Brake Corporation Pump system for parking brakes for a rail vehicle
CN201753040U (en) * 2010-07-02 2011-03-02 北汽福田汽车股份有限公司 Packing case lifting safety control device
CN104828135A (en) * 2014-12-22 2015-08-12 北汽福田汽车股份有限公司 Hydraulic control system and mining dump truck with same
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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108177640A (en) * 2018-01-30 2018-06-19 袁菊花 The stop device of vehicle
CN110697636A (en) * 2018-02-10 2020-01-17 金福珍 Forklift truck
CN110745743A (en) * 2018-02-10 2020-02-04 金福珍 Forklift and working method thereof
CN108068620A (en) * 2018-03-07 2018-05-25 朱明德 A kind of accelerator stepping misoperation preventing safety device of vehicle
CN108068620B (en) * 2018-03-07 2020-09-04 台州市黄岩秋园模具有限公司 Vehicle safety device for preventing mistaken stepping on accelerator
CN108482353A (en) * 2018-05-05 2018-09-04 刘剑 Parking brake device for vehicle
CN108909699A (en) * 2018-08-25 2018-11-30 袁菊花 The gear of vehicle and the linkage control device of stopping brake
CN108909699B (en) * 2018-08-25 2020-11-10 南京朗禾数据有限公司 Linkage control device for gear and parking brake of vehicle
CN112124281A (en) * 2018-08-25 2020-12-25 常州爱上学教育科技有限公司 Linkage control device for gear and parking brake of vehicle and working method thereof
CN109515420A (en) * 2018-12-20 2019-03-26 刘剑 The stop device of vehicle
CN110588617A (en) * 2019-09-02 2019-12-20 中国煤炭科工集团太原研究院有限公司 Control system for realizing driving and emergency parking braking functions of front wheels and rear wheels of explosion-proof vehicle
CN110588617B (en) * 2019-09-02 2021-11-12 中国煤炭科工集团太原研究院有限公司 Control system for realizing driving and emergency parking braking functions of front wheels and rear wheels of explosion-proof vehicle

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