CN103085799B - Pneumatic intelligent electronic parking braking device - Google Patents
Pneumatic intelligent electronic parking braking device Download PDFInfo
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- CN103085799B CN103085799B CN201310025781.5A CN201310025781A CN103085799B CN 103085799 B CN103085799 B CN 103085799B CN 201310025781 A CN201310025781 A CN 201310025781A CN 103085799 B CN103085799 B CN 103085799B
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Abstract
The invention discloses a pneumatic intelligent electronic parking braking device which comprises an air cylinder, a pressure switch, a parking braking air chamber and a braking controller, wherein the air cylinder, the pressure switch and the parking braking air chamber are sequentially connected through air channels, and the braking controller is electrically connected with a braking switch and the pressure switch. A pneumatic integrated electronic parking braking valve and a baroceptor are sequentially arranged on the air channel between the pressure switch and the parking braking air chamber, the pneumatic integrated electronic parking braking valve and the baroceptor are further respectively connected with the braking controller in an electric mode. The parking braking device is simple in structure, convenient to arranged flexibly, and timely, safe and reliable in parking braking.
Description
Technical field
The invention belongs to Pneumatic braking system technical field, particularly a kind of Pneumatic intelligent electronic holding brake device.
Background technology
At present, medium-heavy automobile holding brake device adopts air pressure manual parking brake equipment, and this kind of air pressure manual parking brake equipment many employings " break brake " principle, is vented by the hand braking braking during standstill air chamber that makes, and produces braking during standstill.Its troublesome poeration, particularly when going up a slope starting, if pilot control is lacking in experience, or handles and to slip phenomenon after error all easily occurs.If the automobile of equipment automatic transmission with hydraulic torque converter uses the holding brake device of this type, be difficult to realize good uphill starting.If braking during standstill and change-speed box cooperation control weak effect, slipping the wearing and tearing of car, power-transfer clutch and drg by causing, even causing driving engine to be suppressed the situations such as flame-out.
For solving hand brake device Problems existing, Chinese invention patent application prospectus " air-pressure type electronic emergency brake system and braking method " (publication number 101879893A, publication date on November 10th, 2010) disclose a kind of air-pressure type electronic holding brake device and braking method, this brake system comprises air receiver, hand brake switch, hand braking air chamber, be connected by air pipe between air receiver with hand braking air chamber, it also comprises air-pressure type electronic parking valve, braking during standstill controller, air-pressure type electronic parking valve is connected between air receiver and hand braking air chamber, braking during standstill controller is connected between hand brake switch and air-pressure type electronic parking valve.There are the following problems for this air-pressure type electronic holding brake device:
1. its S. A., the full automatic control scheme mechanical type hand brake switch eliminated in operator's compartment the substitute is the shift knob of electronic type, if break down though solve space problem but bring this cover system simultaneously, chaufeur manually cannot be implemented parking or remove braking during standstill, thus bringing unnecessary trouble and danger, safety, reliability are inadequate;
2. its realize S. A., full automatic control scheme system architecture variant, changing for also needing during different consumer demand, mounting arrangements very flexible.
Summary of the invention
The object of the present invention is to provide a kind of Pneumatic intelligent electronic holding brake device, structure is simple, arrangement convenience is flexible, and braking during standstill is timely, safe and reliable.
The technical solution realizing the object of the invention is: a kind of Pneumatic intelligent electronic holding brake device, comprise the air receiver, pressure switch, the braking during standstill air chamber that are connected successively by gas circuit, and the brake controller to be electrically connected with brake switch, pressure switch, gas circuit between described pressure switch and braking during standstill air chamber is also provided with vapour-pressure type integrated electronic braking valve for vehicle and baroceptor successively, and described vapour-pressure type integrated electronic braking valve for vehicle and baroceptor are also electrically connected with brake controller respectively.
Vapour-pressure type integrated electronic braking valve for vehicle comprises main valve, first pilot valve, second pilot valve, described main valve has the exhausr port communicated with air respectively, the inflation inlet communicated with air receiver, the relief port communicated with braking during standstill air chamber, main valve plug is provided with in described main valve, exhausr port and relief port conducting or inflation inlet and relief port conducting can be made respectively by its evolution, described first pilot valve is provided with the gas circuit communicated with main valve, also be provided with the braking admission port communicated with air receiver side gas circuit and the braking exhausr port communicated with air, the first spool is provided with in described first pilot valve, its evolution is made by braking during standstill end-coil power on/off, braking admission port and main valve conducting can be made respectively or make braking exhausr port and main valve conducting, described second pilot valve is provided with the gas circuit communicated with main valve, also be provided with the brake release admission port communicated with air receiver side gas circuit and the brake release exhausr port communicated with air, the second spool is provided with in described second pilot valve, its evolution is made by removing parking end-coil power on/off, brake release admission port and main valve conducting can be made respectively or make brake release exhausr port and main valve conducting.
Vapour-pressure type integrated electronic braking valve for vehicle also comprises emergency brake mechanism and emergency brake cancel system, emergency brake mechanism one end is connected with the first spool in the first pilot valve, the other end is connected with the emergency brake draw ring in operator's compartment by bracing wire, emergency brake cancel system one end is connected with the second spool in the second pilot valve, and the other end is removed draw ring by bracing wire and the emergency brake in operator's compartment and is connected.
In brake switch, one is automatic mode switch, and another is manual mode switch.
The present invention compared with prior art, its remarkable advantage:
1, structure is simple, arrangement convenience: without the need to changing the auto-manual control program that its structure just can realize truly under manual mode and automatic mode;
2, reliability is strong: owing to being provided with the baroceptor for detecting air pressure in braking during standstill air chamber, system reliability is greatly improved; When the artificial emergency brake of outfit and emergency brake removing function, when electrically controlled manipulation module breaks down or lost efficacy, chaufeur can use artificial emergency control fastener device in operator's compartment, implements braking during standstill and releasing to automobile, thus ensures that braking during standstill is safe and reliable.
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of Pneumatic intelligent electronic holding brake device of the present invention.
Fig. 2 is the braking during standstill fundamental diagram of vapour-pressure type integrated electronic parking valve in Fig. 1.
Fig. 3 is the releasing braking during standstill fundamental diagram of vapour-pressure type integrated electronic parking valve in Fig. 1.
Fig. 4 is the electric functional block diagram of Pneumatic intelligent electronic holding brake device of the present invention.
Fig. 5 is the circuit diagram of obliquity sensor testing circuit in Fig. 4.
Fig. 6 is the circuit diagram of driving circuit for electromagnetic valve in Fig. 4.
In figure, 1 automatic mode switch, 2 manual mode switch, 3 air receivers, 4 pressure switches, 5 vapour-pressure type integrated electronic parking valves, 51 first pilot valves, 52 second pilot valves, 53 first spools, 54 second spools, 55 main valve plugs, 6 baroceptor, 7 braking during standstill air chambers, 8 brake controllers, 9 wires, 10 air pipes, 11 emergency brake draw rings, draw ring is removed in 12 emergency brakes, 13,16 bracing wires, 14 emergency brake mechanisms, 15 emergency brake cancel systems.
Detailed description of the invention
As shown in Figure 1, Pneumatic intelligent electronic holding brake device of the present invention, comprise the air receiver 3, pressure switch 4, vapour-pressure type integrated electronic braking valve for vehicle 5, baroceptor 6, the braking during standstill air chamber 7 that are connected successively by gas circuit 10, brake controller 8 and brake switch 1,2, pressure switch 4, vapour-pressure type integrated electronic braking valve for vehicle 5, baroceptor 6 be electrically connected.Brake controller 8 is also connected with power supply and signal line.Brake controller 8, by gathering the correlation behavior signal of automatic mode switch 1, manual mode switch 2, pressure switch 4, baroceptor 6 and car load, controls vapour-pressure type integrated electronic parking valve 5, realizes braking during standstill and the releasing of vehicle.
Wherein, vapour-pressure type integrated electronic braking valve for vehicle 5 is one of keys realizing the object of the invention.As shown in Figures 2 and 3, vapour-pressure type integrated electronic braking valve for vehicle 5 comprises main valve 50, first pilot valve 51, second pilot valve 52, main valve 50 has the exhausr port A communicated with air respectively, the inflation inlet B communicated with air receiver 3, the relief port C communicated with braking during standstill air chamber 7, main valve plug 55 is provided with in main valve 50, exhausr port A and relief port C conducting or inflation inlet B and relief port C conducting can be made respectively by its evolution, first pilot valve 51 is provided with the gas circuit communicated with main valve 50, also be provided with the braking admission port P1 communicated with air receiver 3 side gas circuit and the braking exhausr port 01 communicated with air, the first spool 53 is provided with in first pilot valve 51, by braking during standstill end-coil D1, D2 power on/off makes its evolution, braking admission port P1 and main valve 50 conducting can be made respectively or make braking exhausr port 01 and main valve 50 conducting, described second pilot valve 52 is provided with the gas circuit communicated with main valve 50, also be provided with the brake release admission port P2 communicated with air receiver 3 side gas circuit and the brake release exhausr port 02 communicated with air, the second spool 54 is provided with in second pilot valve 52, by removing parking end-coil D3, D4 power on/off makes its evolution, brake release admission port P2 and main valve 50 conducting can be made respectively or make brake release exhausr port 02 and main valve 50 conducting.When after braking during standstill end-coil D1, D2 or releasing parking end-coil D3, D4 power-off, each interface of this double control electromagnetic change-over valve main valve can be remained stationary and be unlikely to be energized for a long time to burn coil.
In brake switch 1,2, one is automatic mode switch 1, and another is manual mode switch 2.Also can be the integral switch simultaneously with above-mentioned functions.
Vapour-pressure type integrated electronic braking valve for vehicle (5) comprises emergency brake mechanism 14 and emergency brake cancel system 15, emergency brake mechanism 4 one end is connected with the first spool 53 in the first pilot valve 51, the other end is connected with the emergency brake draw ring 11 in operator's compartment by bracing wire 13, emergency brake cancel system 15 one end is connected with the second spool 54 in the second pilot valve 52, and the other end is removed draw ring 12 by bracing wire 16 with the emergency brake in operator's compartment and is connected.
Wherein manual mode switch 2 " pull-up " is and implements manual parking brake operating, and " lower by " is and implements the operation of manual brake off.
The principle of work of Pneumatic intelligent electronic holding brake device braking during standstill of the present invention and releasing is as follows:
1, automatic mode:
Pilot control pattern is opened 1 pass and is sent automatic operating pattern instruction, lights automatic mode indicator lamp.Brake controller 8 accepts the signal of automatic mode switch 1, and by detecting ignition lock state, brake switch state, Transmission gear on-off signal and clutch switch signal on auto body, detect the signal of obliquity sensor and baroceptor 6 simultaneously, and integrated logic judgement is carried out to various signal and state of the system, form action command, automatically carry out the braking during standstill of vehicle and the operation of releasing.This partial logic is same as the prior art, does not describe in detail at this.
During braking during standstill, as Fig. 2, braking during standstill end-coil D1, D2 energising of vapour-pressure type integrated electronic braking valve for vehicle 4, the pilot valve 51 that it controls obtains electric work, first spool 53 moves down, and the air in braking during standstill air chamber 6 first enters pilot valve 51 by P1 mouth, thus promotion main valve plug 55 moves to right, B mouth is plugged, C mouth and the conducting of A mouth.Pressurized air now in braking during standstill air chamber 7 through the C mouth of vapour-pressure type integrated electronic parking valve 5 from A discharged to air, be exhausted operation, brake controller 8 is by detecting baroceptor signal simultaneously, the pressure of the braking during standstill air chamber 7 of monitoring automobile, be reduced to after a certain preset lower limit until the air pressure in braking during standstill air chamber 7, light parking indicator lamp.Now utilize air-cut-off break principle, when braking during standstill air chamber 7 is vented, retarding spring extends, and the brake strap promoting drg as propulsion source acts on wheel hub, thus produces braking during standstill power.
Braking during standstill end-coil D1, D2 power-off, and now remove parking end-coil D3, D4 no power, pilot valve 51 moves because power-off causes on the first spool 53, air in the left chamber of main valve is discharged from the O1 mouth of pilot valve 51, now equilibrium of pressure in chamber, main valve left and right, main valve plug 55 is wrapped up by O type circle, not only gas tightness is good, and can not move because of body oscillating, and then the state making main valve plug maintain when D1, D2 are energized is constant, C mouth and A mouth keep normal open state, thus ensure that vehicle is in braking during standstill state always.
When removing braking during standstill, as Fig. 3, releasing parking end-coil D3, D4 energising of vapour-pressure type integrated electronic parking valve 5, the pilot valve 52 that it controls obtains electric work, second spool 54 moves down, and the air in air receiver 3 first enters pilot valve 52 by P2 mouth, thus promotion main valve plug 55 moves to left, A mouth is plugged, C mouth and the conducting of B mouth.Air now in air receiver 3 is filled with braking during standstill air chamber 7 through the B mouth of vapour-pressure type integrated electronic parking valve 5 from C mouth, realizes intake operation, thus realizes removing braking during standstill.Brake controller 8 is by detecting the signal of baroceptor 6 simultaneously, the pressure of the braking during standstill air chamber 7 of monitoring automobile, after the air pressure of braking during standstill air chamber 7 is increased to a certain capping value, extinguishes parking indicator lamp.Now utilize air-cut-off break principle, in braking during standstill air chamber 7 during inflation, retarding spring is compressed, and produces gap between the brake strap of drg and wheel hub, and braking during standstill is removed.
Remove parking end-coil D3, D4 power-off, and now braking during standstill end-coil D1, D2 no power, pilot valve 52 moves because power-off causes on the second spool 54, air in the left chamber of main valve is discharged from the O2 mouth of pilot valve 52, now equilibrium of pressure in chamber, main valve left and right, main valve plug 55 is wrapped up by O type circle, not only gas tightness is good, and can not move because of body oscillating, thus the state making main valve plug 55 maintain when D3, D4 are energized is constant, C mouth and B mouth keep normal open, thus ensure that vehicle is in releasing parked state always.
2, manual mode:
During braking during standstill, chaufeur pull-up manual mode switch 2, send braking during standstill instruction, brake controller 8 collects the signal of manual mode switch 2, be energized to braking during standstill end-coil D1, D2 of vapour-pressure type integrated electronic parking valve 5, make the C mouth of vapour-pressure type integrated electronic braking valve for vehicle 5 and the conducting of A mouth (wherein the principle of work of vapour-pressure type integrated electronic parking valve 5 is with the principle of work of braking during standstill under above-mentioned automatic parking pattern), braking during standstill air chamber 7 is connected with air, is exhausted operation; Brake controller 8 is by detecting baroceptor 6 signal simultaneously, and the pressure of the braking during standstill air chamber 7 of monitoring automobile, after waiting the air pressure in braking during standstill air chamber 7 to be reduced to a certain preset lower limit, lights parking indicator lamp.Now utilize air-cut-off break principle, when braking during standstill air chamber 7 is vented, retarding spring extends, and the brake strap promoting drg as propulsion source acts on wheel hub, produces braking during standstill power, realizes the braking during standstill of vehicle.After the power-off of vapour-pressure type integrated electronic parking valve 5, C mouth and A mouth normal open state can be kept, ensure that vehicle is in braking during standstill state always.
When removing braking during standstill, manual mode switch 2 is pressed under chaufeur, send and remove parking instruction, brake controller 8 collects manual mode switch 2 signal, (wherein the principle of work of vapour-pressure type integrated electronic parking valve 5 is with the principle of work removing braking during standstill under above-mentioned automatic parking pattern) is energized to releasing parking end-coil D3, D4 of vapour-pressure type integrated electronic parking valve 5, the C mouth of air-pressure type electronic braking valve for vehicle 5 and the conducting of B mouth, braking during standstill air chamber 7 is connected with air receiver 3 by air pipe 10, carries out charge operation; Brake controller 8 is by by detecting baroceptor 6 signal simultaneously, monitors the pressure of the braking during standstill air chamber 7 of automobile, after the air pressure of braking during standstill air chamber 7 is increased to a certain setting one limit value, extinguishes parking indicator lamp.Now utilize air-cut-off break principle, in braking during standstill air chamber 7 during inflation, retarding spring is compressed, and produces gap between the brake strap of drg and wheel hub, and braking during standstill is removed.After the power-off of vapour-pressure type integrated electronic parking valve 5, C mouth and B mouth normal open state can be kept, ensure that vehicle is in releasing parked state always.
3, emergency braking process: after the service brake of automobile is broken down, chaufeur can pass through pull-up manual mode switch 2, excites the emergent braking during standstill of automobile, ensures the traffic safety of automobile, injury is reduced to minimum.In emergency braking process, brake controller 8 can gather the status information such as service brake on off state, the speed of a motor vehicle, accelerator open degree of automobile, judges, avoid the braking during standstill caused due to behaviors such as maloperations to excite to the reasonableness of the emergency operation of chaufeur.
4, manual-operated emergent operation:
When electricity shortage appears in storage battery, or itself there is electrical accident in this device, when causing this Pneumatic intelligent electronic holding brake device cisco unity malfunction, chaufeur needs manually emergency operation to realize braking during standstill or releasing, ensure the normal use of automobile within this specific fault period, keep in repair until automobile can travel to servicing center.
This manualemergency operating device is the integrated zip switch of vapour-pressure type integrated electronic parking valve, and chaufeur to be met an urgent need drawing switch 11 or remove braking during standstill and to meet an urgent need drawing switch 12, to realize manual-operated emergent operation by drawing braking during standstill.In order to ensure traffic safety, after Pneumatic intelligent electronic holding brake device cisco unity malfunction, immediately trouble vehicle should be sent to servicing center reparation, manual-operated emergent operating system is only for Emergency use within this period.
Schematic circuit diagram are shown in Fig. 4, and in figure, bold box represents the composition of the electrical part of whole air-pressure type electronic holding brake device, and what represent in dotted line is the composition of control circuit electrical part.Control circuit assembly does not comprise parking valve, pressure sensor, pressure switch, automatic mode switch, manual parking switch and manual cancel switch, but then comprises these electrical parts in whole device; What bold box represented outward is extraneous and circuit connection in device, containing ignition key switch, transmission gear bit switch, clutch switch, brake switch.
Several functional modules important in control circuit, comprise pneumatic valve driving circuit, obliquity sensor testing circuit, principle is described as follows:
Obliquity sensor testing circuit is shown in Fig. 5, and obliquity sensor selects matured product SCA60C.The external 5V driving power of this sensor, 7 pin are analog voltage signal output pin.VOUT is connected to the analog-converted pin of MCU, carries out magnitude of voltage and sample.
Fig. 6 is shown in by pneumatic valve driving circuit, drive the conducting of Q1, Q2 and cut-off by mouth Magnetism_Control11 and Magnetism_Control12 of micro controller system thus controls SV11++, SV11--and SV12++, SV12--, and then control the dog point coil (D1, D2) of vapour-pressure type integrated electronic parking valve and the power on/off of releasing parking end-coil (D3, D4).
In conjunction with practical operation, the air-pressure type electronic holding brake device of the present embodiment has following function in actual use:
Autobrake: during parking, rotates ignition key and makes it keep off at OFF, engine off, this air-pressure type electronic holding brake device autobrake.
Brake release: during starting, in non-neutral situation, when power-transfer clutch is attached to a certain degree, when automobile can travel forward, this air-pressure type electronic holding brake device automatically terminates braking.
M/C: ignition key is in ON gear, pull-up manual mode switch implements braking during standstill; Press manual mode switch down, implement brake off.If this device itself occurs electrical accident, realize emergency function by manualemergency operating device.
State indicates: under parked state, parking indicator lamp Chang Liang; Under brake off state, indicator lamp extinguishes.
Claims (3)
1. a Pneumatic intelligent electronic holding brake device, comprise the air receiver (3) connected successively by gas circuit, pressure switch (4), braking during standstill air chamber (7), and with the first brake switch (1), second brake switch (2), the brake controller (8) that pressure switch (4) is electrically connected, it is characterized in that: the gas circuit between described pressure switch (4) and braking during standstill air chamber (7) is also provided with successively vapour-pressure type integrated electronic braking valve for vehicle (5) and baroceptor (6), described vapour-pressure type integrated electronic braking valve for vehicle (5) and baroceptor (6) are also electrically connected with brake controller (8) respectively,
Described vapour-pressure type integrated electronic braking valve for vehicle (5) comprises main valve (50), first pilot valve (51), second pilot valve (52), described main valve (50) has the exhausr port (A) communicated with air respectively, the inflation inlet (B) communicated with air receiver (3) side gas circuit, the relief port (C) communicated with braking during standstill air chamber (7) side gas circuit, main valve plug (55) is provided with in described main valve (50), exhausr port (A) can be made respectively with relief port (C) conducting by its evolution or make inflation inlet (B) and relief port (C) conducting, described first pilot valve (51) is provided with the gas circuit communicated with main valve (50), also be provided with the braking admission port (P1) communicated with air receiver (3) side gas circuit and the braking exhausr port (01) communicated with air, the first spool (53) is provided with in described first pilot valve (51), by braking during standstill end-coil (D1, D2) its evolution is made, braking admission port (P1) can be made respectively with main valve (50) conducting or make braking exhausr port (01) and main valve (50) conducting, described second pilot valve (52) is provided with the gas circuit communicated with main valve (50), also be provided with the brake release admission port (P2) communicated with air receiver (3) side gas circuit and the brake release exhausr port (02) communicated with air, the second spool (54) is provided with in described second pilot valve (52), by removing parking end-coil (D3, D4) its evolution is made, brake release admission port (P2) can be made respectively with main valve (50) conducting or make brake release exhausr port (02) and main valve (50) conducting.
2. Pneumatic intelligent electronic holding brake device according to claim 1, it is characterized in that: described vapour-pressure type integrated electronic braking valve for vehicle (5) also comprises emergency brake mechanism (14) and emergency brake cancel system (15), described emergency brake mechanism (14) one end is connected with the first spool (53) in the first pilot valve (51), the other end is connected with the emergency brake draw ring (11) in operator's compartment by bracing wire (13), described emergency brake cancel system (15) one end is connected with the second spool (54) in the second pilot valve (52), the other end is removed draw ring (12) by bracing wire (16) with the emergency brake in operator's compartment and is connected.
3. Pneumatic intelligent electronic holding brake device according to claim 1, is characterized in that: described first brake switch (1) is automatic mode switch, and the second brake switch (2) is manual mode switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310025781.5A CN103085799B (en) | 2013-01-23 | 2013-01-23 | Pneumatic intelligent electronic parking braking device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310025781.5A CN103085799B (en) | 2013-01-23 | 2013-01-23 | Pneumatic intelligent electronic parking braking device |
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| CN103085799A CN103085799A (en) | 2013-05-08 |
| CN103085799B true CN103085799B (en) | 2015-01-14 |
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| CN201310025781.5A Active CN103085799B (en) | 2013-01-23 | 2013-01-23 | Pneumatic intelligent electronic parking braking device |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407439B (en) * | 2013-08-08 | 2015-09-23 | 南京理工大学 | Air pressure adjustable electronic brake system |
| CN103754211B (en) * | 2014-01-21 | 2015-09-23 | 南京理工大学 | Air pressure adjustable holding brake device |
| CN104590225B (en) * | 2014-12-18 | 2017-05-10 | 扬州市奥特瑞汽车电子科技有限公司 | Automatic parking system and method based on pneumatic braking |
| CN105438148B (en) * | 2015-12-14 | 2018-06-29 | 郑州宇通客车股份有限公司 | A kind of electric motor coach parking braking control system and its control method |
| CN107054320A (en) * | 2017-04-21 | 2017-08-18 | 南京金龙客车制造有限公司 | A kind of car parking brake switchs alarm set |
| DE102017211871A1 (en) * | 2017-07-12 | 2019-01-17 | Robert Bosch Gmbh | Control device and method for performing a holding function by means of a hydraulic brake system of a vehicle |
| CN107738634A (en) * | 2017-11-13 | 2018-02-27 | 赖沙杰 | Lorry Pneumatic multifunctional electronics parking brake |
| CN108583552A (en) * | 2018-06-29 | 2018-09-28 | 徐工集团工程机械股份有限公司 | A kind of braking system of mechanical drive road roller |
| CN110422144A (en) * | 2019-09-03 | 2019-11-08 | 武汉客车制造股份有限公司 | A kind of emergency rescue device for integral new-energy passenger |
| CN112498318B (en) * | 2020-12-14 | 2021-12-28 | 安徽安凯汽车股份有限公司 | Gas-electric hybrid braking system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19514603C2 (en) * | 1995-04-20 | 1997-04-03 | Daimler Benz Ag | Air brake system for a commercial vehicle |
| JP2006264384A (en) * | 2005-03-22 | 2006-10-05 | Toyota Motor Corp | Electric parking brake system |
| US7240970B2 (en) * | 2005-09-14 | 2007-07-10 | New York Air Brake Corporation | Trail locomotive brake control |
| CN100503328C (en) * | 2006-05-10 | 2009-06-24 | 比亚迪股份有限公司 | Hydro-electric braking system |
| CN101879893B (en) * | 2010-07-28 | 2013-04-03 | 一汽解放青岛汽车有限公司 | Air-pressure type electronic parking brake system and method |
| CN203032658U (en) * | 2013-01-23 | 2013-07-03 | 南京艾斯福汽车科技有限公司 | Air-pressure type intelligent electrical parking braking device |
-
2013
- 2013-01-23 CN CN201310025781.5A patent/CN103085799B/en active Active
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