CN105041492A - Two-side exhaust intelligent control system of front engine passenger car and control method - Google Patents

Two-side exhaust intelligent control system of front engine passenger car and control method Download PDF

Info

Publication number
CN105041492A
CN105041492A CN201510314537.XA CN201510314537A CN105041492A CN 105041492 A CN105041492 A CN 105041492A CN 201510314537 A CN201510314537 A CN 201510314537A CN 105041492 A CN105041492 A CN 105041492A
Authority
CN
China
Prior art keywords
exhaust
control module
solenoid valve
passenger
vehicle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510314537.XA
Other languages
Chinese (zh)
Inventor
孙尚志
黄叶明
张志超
付朋
王黎明
季敏
倪良春
孟龙灿
李敏
曹西朴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Ankai Automobile Co Ltd
Original Assignee
Anhui Ankai Automobile Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anhui Ankai Automobile Co Ltd filed Critical Anhui Ankai Automobile Co Ltd
Priority to CN201510314537.XA priority Critical patent/CN105041492A/en
Publication of CN105041492A publication Critical patent/CN105041492A/en
Pending legal-status Critical Current

Links

Abstract

The invention relates to a two-side exhaust intelligent control system of a front engine passenger car. The system comprises a foot brake sensor mounted on a foot brake valve, two door control sensors respectively mounted on passenger cars at two sides, a whole car control module, an exhaust system intelligent control module and a two-side exhaust system device. The control system and a control method can effectively prevent engine tail gas from being exhausted at the passenger getting-on/off side to reduce the harm of the engine tail gas to the health of passengers, and can realize the exhaust braking to improve the braking safety of the passenger car.

Description

A kind of prepositive engine coach bilateral exhaust intelligent control system and controlling method
Technical field
The present invention relates to Bus Technology field, be specifically related to a kind of prepositive engine coach bilateral exhaust intelligent control system and controlling method.
Background technique
Along with the enhancing of people's environmental consciousness, vehicle exhaust more and more receives the concern of people to the harm of health.At present, the exhaust outlet of prepositive engine coach double-sided doors is arranged on the side of passenger vehicle, and when passenger doors and exhaust outlet homonymy, the tail gas of discharge shrouds the passenger that gets on or off the bus, and brings high risks to passenger's health.
Summary of the invention
A kind of prepositive engine coach bilateral is the object of the present invention is to provide to be vented intelligent control system and controlling method, this control system and controlling method can effectively avoid motor exhaust to be vented in passenger getting on/off side, reduce motor exhaust to the harm of passenger's health, can exhaust brake be realized simultaneously, improve passenger vehicle braking safety.
For achieving the above object, present invention employs following technological scheme:
A kind of prepositive engine coach bilateral exhaust intelligent control system, comprises two gate sensors, full-vehicle control module, vent systems intelligent control module and the bilateral exhaust system device in the foot brake sensor be arranged on foot brake valves, respectively installation both sides passenger doors.Described bilateral exhaust system device comprises left side exhaust system device and right side exhaust system and device.Left side exhaust system device and right side exhaust system and device include gas receiver, solenoid valve, control cylinder and are arranged on the butterfly valve in engine exhaust pipe outlet port.The air outlet of gas receiver is connected with the suction port of solenoid valve, and the air outlet of solenoid valve is connected with the suction port of control cylinder, and the air outlet of control cylinder is connected with butterfly valve control end.Described foot brake sensor, the output terminal of gate sensor are all connected with the input end of full-vehicle control module, the output terminal of full-vehicle control module is connected with the input end of vent systems intelligent control module, and the output terminal of vent systems intelligent control module is connected with the control end of solenoid valve in the control end of solenoid valve in the exhaust system device of left side, right side exhaust system and device respectively.
Described foot brake sensor, for the working state of Real-Time Monitoring passenger vehicle foot brake valves, and is sent to full-vehicle control module by the working state of foot brake valves.
Described gate sensor, for the open and-shut mode of Real-Time Monitoring passenger vehicle both sides passenger doors, and is sent to full-vehicle control module by the open and-shut mode of both sides passenger doors.
Described full-vehicle control module, open and-shut mode for the working state of the foot brake valves according to the foot brake sensor transmission received and the both sides passenger doors of gate sensor transmission carries out discriminatory analysis, and transmits control signal to vent systems intelligent control module according to discriminatory analysis result.
Described vent systems intelligent control module, for receiving the control signal from full-vehicle control module, and drives bilateral exhaust system device to perform different working staties according to control signal.
Described gas receiver is the gas receiver adopting source of high pressure air.
Described vent systems intelligent control module is controlled the unlatching of solenoid valve, closed condition by drive circuit and CAN; When drive circuit exports high level by CAN to solenoid valve, solenoid valve is connected; When drive circuit by CAN to solenoid valve output low level time, closed electromagnetic valve.
The invention still further relates to a kind of controlling method of above-mentioned prepositive engine coach bilateral exhaust intelligent control system, this controlling method comprises the following steps:
(1) when passenger vehicle runs, the working state of foot brake sensor Real-Time Monitoring passenger vehicle foot brake valves, and the working state of foot brake valves is sent to full-vehicle control module;
(2) full-vehicle control module judges the need of parking passenger vehicle according to the working state of the foot brake valves received; If so, step (3) is then performed; If not, then execution step (1) is returned;
(3) full-vehicle control module transmits control signal to vent systems intelligent control module, vent systems intelligent control module is according to the control signal received, the output setting value of adjustment drive circuit, make drive circuit by the solenoid valve output high level of CAN respectively to both sides, the solenoid valve of both sides is opened simultaneously, enters high-pressure air in the control cylinder of both sides, and the butterfly valve of the high pressure air drives both sides that control cylinder exports cuts out simultaneously, realize exhaust brake, stop;
(4) after stopping, the open and-shut mode of gate sensor Real-Time Monitoring passenger vehicle both sides passenger doors, and the open and-shut mode of passenger vehicle both sides passenger doors is sent to full-vehicle control module; Full-vehicle control module, according to the open and-shut mode of passenger vehicle both sides passenger doors, transmits control signal to vent systems intelligent control module.
When the unlatching of left side passenger doors, right side passenger doors are closed, vent systems intelligent control module, the output setting value of adjustment drive circuit, makes drive circuit export the solenoid valve output low level of high level, to the right exhaust system device by the solenoid valve of CAN exhaust system device to the left.When the solenoid valve of left side exhaust system device receives the high level signal from vent systems intelligent control module, on the left of this, the solenoid valve of exhaust system device is opened, high-pressure air in gas receiver enters into control cylinder, control cylinder exports high pressure air drives butterfly valve and closes, and cuts off exhaust outlet on the left of motor.When the solenoid valve of right side exhaust system and device receives the low level signal from vent systems intelligent control module, the closed electromagnetic valve of this right side exhaust system and device, high-pressure air in gas receiver cannot enter into control cylinder, and butterfly valve is opened, and engine right side exhaust pipe is exhausted.
When the unlatching of right side passenger doors, left side passenger doors are closed, vent systems intelligent control module, adjustment drive circuit output setting value, make drive circuit by CAN to the left solenoid valve output low level, the to the right exhaust system device of exhaust system device solenoid valve export high level.When the solenoid valve of left side exhaust system device receives the low level signal from vent systems intelligent control module, the closed electromagnetic valve of exhaust system device on the left of this, high-pressure air in gas receiver cannot enter into control cylinder, and butterfly valve is opened, and on the left of motor, outlet pipe is exhausted.When the solenoid valve of right side exhaust system and device receives the high level signal from vent systems intelligent control module, the solenoid valve of this right side exhaust system and device is opened, high-pressure air in gas receiver enters into control cylinder, control cylinder exports high pressure air drives butterfly valve and closes, and cuts off engine right side exhaust outlet.
When left side passenger doors, right side passenger doors are all closed, vent systems intelligent control module, the output setting value of adjustment drive circuit, make drive circuit by the solenoid valve output low level of CAN to left and right side exhaust system device, in left and right sides exhaust system device two solenoid valves all cut out, high-pressure air in two gas receivers all cannot enter into the control cylinder of respective gas exhaust piping, thus two butterfly valves all stay open state, passenger vehicle is exhausted by outlet pipe on the left of motor and right side exhaust pipe simultaneously.
When left side passenger doors, right side passenger doors are all opened, engine stop work.
From above technological scheme, the present invention can when passenger gets on or off the bus from passenger vehicle left/right, utilizing exhaust gas from coach is discharged from the engine exhaust pipe in the right side/left side of passenger vehicle, thus can effectively avoid motor exhaust to be vented in passenger getting on/off side, reduce motor exhaust to the harm of passenger's health, can exhaust brake be realized simultaneously, improve the Security of passenger vehicle braking.
Accompanying drawing explanation
Fig. 1 is the systematic schematic diagram of control system in the present invention;
Fig. 2 is the structural representation of left/right exhaust system device in the present invention;
Fig. 3 is the method flow diagram of controlling method in the present invention.
Wherein:
1, gate sensor, 2, foot brake sensor, 3, full-vehicle control module, 4, vent systems intelligent control module, 5, left side exhaust system device, 6, right side exhaust system and device, 7, gas receiver, 8, suction tude, 9, solenoid valve, 10, control cylinder, 11, butterfly valve, 12, engine exhaust pipe.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described:
A kind of prepositive engine coach bilateral exhaust intelligent control system as Figure 1-Figure 2, comprises two gate sensors 1, full-vehicle control module 3, vent systems intelligent control module 4 and the bilateral exhaust system device in the foot brake sensor 2 be arranged on foot brake valves, respectively installation both sides passenger doors.Described bilateral exhaust system device comprises left side exhaust system device 5 and right side exhaust system and device 6.Left side exhaust system device 5 and right side exhaust system and device 6 include gas receiver 7, solenoid valve 9, control cylinder 10 and are arranged on the butterfly valve 11 in engine exhaust pipe 12 outlet port.The air outlet of gas receiver 7 is connected with the suction port of solenoid valve 9, and the air outlet of solenoid valve 9 is connected with the suction port of control cylinder 10, and the air outlet of control cylinder 10 is connected with butterfly valve 11 control end.Described foot brake sensor 2, the output terminal of gate sensor 1 are all connected with the input end of full-vehicle control module 3, the output terminal of full-vehicle control module 3 is connected with the input end of vent systems intelligent control module 4, and the output terminal of vent systems intelligent control module 4 is connected with the control end of solenoid valve in the control end of solenoid valve in left side exhaust system device 5, right side exhaust system and device 6 respectively.
Described foot brake sensor 2, for the working state of Real-Time Monitoring passenger vehicle foot brake valves, and is sent to full-vehicle control module by the working state of foot brake valves.
Described gate sensor 1, for the open and-shut mode of Real-Time Monitoring passenger vehicle both sides passenger doors, and is sent to full-vehicle control module by the open and-shut mode of both sides passenger doors.
Described full-vehicle control module 3, open and-shut mode for the working state of the foot brake valves according to the foot brake sensor transmission received and the both sides passenger doors of gate sensor transmission carries out discriminatory analysis, and transmits control signal to vent systems intelligent control module according to discriminatory analysis result.
Described vent systems intelligent control module 4, for receiving the control signal from full-vehicle control module, and drives bilateral exhaust system device to perform different working staties according to control signal.
Described gas receiver 7 is the gas receiver adopting source of high pressure air.
Described vent systems intelligent control module 4 is controlled the unlatching of solenoid valve 9, closed condition by drive circuit and CAN; When drive circuit exports high level by CAN to solenoid valve 9, solenoid valve 9 is connected; When drive circuit by CAN to solenoid valve 9 output low level time, solenoid valve 9 cuts out.Described drive circuit is the conventional drive circuit can producing high level signal or low level signal.
As shown in Figure 3, the invention still further relates to a kind of controlling method of above-mentioned prepositive engine coach bilateral exhaust intelligent control system, this controlling method comprises the following steps:
(1) when passenger vehicle runs, the working state of foot brake sensor Real-Time Monitoring passenger vehicle foot brake valves, and the working state of foot brake valves is sent to full-vehicle control module;
(2) full-vehicle control module judges the need of parking passenger vehicle according to the working state of the foot brake valves received; If so, step (3) is then performed; If not, then execution step (1) is returned;
(3) when driver steps on foot brake valves parking, foot brake sensor real-time monitors the Brake stop information of foot brake valves, and this information is sent to full-vehicle control module.Then, full-vehicle control module transmits control signal to vent systems intelligent control module, vent systems intelligent control module is according to the control signal received, the output setting value of adjustment drive circuit, make drive circuit by the solenoid valve output high level of CAN respectively to both sides, the solenoid valve of both sides is opened simultaneously, high-pressure air is entered in the control cylinder of both sides, the butterfly valve of the high pressure air drives both sides that control cylinder exports cuts out simultaneously, realizes exhaust brake, stops;
(4) after stopping, the open and-shut mode of gate sensor Real-Time Monitoring passenger vehicle both sides passenger doors, and the open and-shut mode of passenger vehicle both sides passenger doors is sent to full-vehicle control module; Full-vehicle control module, according to the open and-shut mode of passenger vehicle both sides passenger doors, transmits control signal to vent systems intelligent control module.
When the unlatching of left side passenger doors, right side passenger doors are closed, vent systems intelligent control module, the output setting value of adjustment drive circuit, makes drive circuit export the solenoid valve output low level of high level, to the right exhaust system device by the solenoid valve of CAN exhaust system device to the left.When the solenoid valve of left side exhaust system device receives the high level signal from vent systems intelligent control module, on the left of this, the solenoid valve of exhaust system device is opened, high-pressure air in gas receiver enters into control cylinder, control cylinder exports high pressure air drives butterfly valve and closes, and cuts off exhaust outlet on the left of motor.When the solenoid valve of right side exhaust system and device receives the low level signal from vent systems intelligent control module, the closed electromagnetic valve of this right side exhaust system and device, high-pressure air in gas receiver cannot enter into control cylinder, and butterfly valve is opened, and engine right side exhaust pipe is exhausted.
When the unlatching of right side passenger doors, left side passenger doors are closed, vent systems intelligent control module, adjustment drive circuit output setting value, make drive circuit by CAN to the left solenoid valve output low level, the to the right exhaust system device of exhaust system device solenoid valve export high level.When the solenoid valve of left side exhaust system device receives the low level signal from vent systems intelligent control module, the closed electromagnetic valve of exhaust system device on the left of this, high-pressure air in gas receiver cannot enter into control cylinder, and butterfly valve is opened, and on the left of motor, outlet pipe is exhausted.When the solenoid valve of right side exhaust system and device receives the high level signal from vent systems intelligent control module, the solenoid valve of this right side exhaust system and device is opened, high-pressure air in gas receiver enters into control cylinder, control cylinder exports high pressure air drives butterfly valve and closes, and cuts off engine right side exhaust outlet.
When left side passenger doors, right side passenger doors are all closed, vent systems intelligent control module, the output setting value of adjustment drive circuit, make drive circuit by the solenoid valve output low level of CAN to left and right side exhaust system device, in left and right sides exhaust system device two solenoid valves all cut out, high-pressure air in two gas receivers all cannot enter into the control cylinder of respective gas exhaust piping, thus two butterfly valves all stay open state, passenger vehicle is exhausted by outlet pipe on the left of motor and right side exhaust pipe simultaneously.
When left side passenger doors, right side passenger doors are all opened, engine stop work.
Above-described embodiment is described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that those of ordinary skill in the art make technological scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determines.

Claims (4)

1. a prepositive engine coach bilateral exhaust intelligent control system, is characterized in that: comprise two gate sensors, full-vehicle control module, vent systems intelligent control module and the bilateral exhaust system device in the foot brake sensor be arranged on foot brake valves, respectively installation both sides passenger doors; Described bilateral exhaust system device comprises left side exhaust system device and right side exhaust system and device; Left side exhaust system device and right side exhaust system and device include gas receiver, solenoid valve, control cylinder and are arranged on the butterfly valve in engine exhaust pipe outlet port; The air outlet of gas receiver is connected with the suction port of solenoid valve, and the air outlet of solenoid valve is connected with the suction port of control cylinder, and the air outlet of control cylinder is connected with butterfly valve control end; Described foot brake sensor, the output terminal of gate sensor are all connected with the input end of full-vehicle control module, the output terminal of full-vehicle control module is connected with the input end of vent systems intelligent control module, and the output terminal of vent systems intelligent control module is connected with the control end of solenoid valve in the control end of solenoid valve in the exhaust system device of left side, right side exhaust system and device respectively;
Described foot brake sensor, for the working state of Real-Time Monitoring passenger vehicle foot brake valves, and is sent to full-vehicle control module by the working state of foot brake valves;
Described gate sensor, for the open and-shut mode of Real-Time Monitoring passenger vehicle both sides passenger doors, and is sent to full-vehicle control module by the open and-shut mode of both sides passenger doors;
Described full-vehicle control module, open and-shut mode for the working state of the foot brake valves according to the foot brake sensor transmission received and the both sides passenger doors of gate sensor transmission carries out discriminatory analysis, and transmits control signal to vent systems intelligent control module according to discriminatory analysis result;
Described vent systems intelligent control module, for receiving the control signal from full-vehicle control module, and drives bilateral exhaust system device to perform different working staties according to control signal.
2. a kind of prepositive engine coach bilateral exhaust intelligent control system according to claim 1, is characterized in that: described gas receiver is the gas receiver adopting source of high pressure air.
3. a kind of prepositive engine coach bilateral exhaust intelligent control system according to claim 1, is characterized in that: described vent systems intelligent control module is controlled the unlatching of solenoid valve, closed condition by drive circuit and CAN; When drive circuit exports high level by CAN to solenoid valve, solenoid valve is connected; When drive circuit by CAN to solenoid valve output low level time, closed electromagnetic valve.
4. the controlling method of the control system according to claim 1 ~ 3 any one, is characterized in that: comprise the following steps:
(1) when passenger vehicle runs, the working state of foot brake sensor Real-Time Monitoring passenger vehicle foot brake valves, and the working state of foot brake valves is sent to full-vehicle control module;
(2) full-vehicle control module judges the need of parking passenger vehicle according to the working state of the foot brake valves received; If so, step (3) is then performed; If not, then execution step (1) is returned;
(3) full-vehicle control module transmits control signal to vent systems intelligent control module, vent systems intelligent control module is according to the control signal received, the output setting value of adjustment drive circuit, make drive circuit by the solenoid valve output high level of CAN respectively to both sides, the solenoid valve of both sides is opened simultaneously, enters high-pressure air in the control cylinder of both sides, and the butterfly valve of the high pressure air drives both sides that control cylinder exports cuts out simultaneously, realize exhaust brake, stop;
(4) after stopping, the open and-shut mode of gate sensor Real-Time Monitoring passenger vehicle both sides passenger doors, and the open and-shut mode of passenger vehicle both sides passenger doors is sent to full-vehicle control module; Full-vehicle control module, according to the open and-shut mode of passenger vehicle both sides passenger doors, transmits control signal to vent systems intelligent control module;
When the unlatching of left side passenger doors, right side passenger doors are closed, vent systems intelligent control module, the output setting value of adjustment drive circuit, makes drive circuit export the solenoid valve output low level of high level, to the right exhaust system device by the solenoid valve of CAN exhaust system device to the left; When the solenoid valve of left side exhaust system device receives the high level signal from vent systems intelligent control module, on the left of this, the solenoid valve of exhaust system device is opened, high-pressure air in gas receiver enters into control cylinder, control cylinder exports high pressure air drives butterfly valve and closes, and cuts off exhaust outlet on the left of motor; When the solenoid valve of right side exhaust system and device receives the low level signal from vent systems intelligent control module, the closed electromagnetic valve of this right side exhaust system and device, high-pressure air in gas receiver cannot enter into control cylinder, and butterfly valve is opened, and engine right side exhaust pipe is exhausted;
When the unlatching of right side passenger doors, left side passenger doors are closed, vent systems intelligent control module, adjustment drive circuit output setting value, make drive circuit by CAN to the left solenoid valve output low level, the to the right exhaust system device of exhaust system device solenoid valve export high level; When the solenoid valve of left side exhaust system device receives the low level signal from vent systems intelligent control module, the closed electromagnetic valve of exhaust system device on the left of this, high-pressure air in gas receiver cannot enter into control cylinder, and butterfly valve is opened, and on the left of motor, outlet pipe is exhausted; When the solenoid valve of right side exhaust system and device receives the high level signal from vent systems intelligent control module, the solenoid valve of this right side exhaust system and device is opened, high-pressure air in gas receiver enters into control cylinder, control cylinder exports high pressure air drives butterfly valve and closes, and cuts off engine right side exhaust outlet;
When left side passenger doors, right side passenger doors are all closed, vent systems intelligent control module, the output setting value of adjustment drive circuit, make drive circuit by the solenoid valve output low level of CAN to left and right side exhaust system device, in left and right sides exhaust system device two solenoid valves all cut out, high-pressure air in two gas receivers all cannot enter into the control cylinder of respective gas exhaust piping, thus two butterfly valves all stay open state, passenger vehicle is exhausted by outlet pipe on the left of motor and right side exhaust pipe simultaneously;
When left side passenger doors, right side passenger doors are all opened, engine stop work.
CN201510314537.XA 2015-06-10 2015-06-10 Two-side exhaust intelligent control system of front engine passenger car and control method Pending CN105041492A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510314537.XA CN105041492A (en) 2015-06-10 2015-06-10 Two-side exhaust intelligent control system of front engine passenger car and control method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510314537.XA CN105041492A (en) 2015-06-10 2015-06-10 Two-side exhaust intelligent control system of front engine passenger car and control method

Publications (1)

Publication Number Publication Date
CN105041492A true CN105041492A (en) 2015-11-11

Family

ID=54448391

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510314537.XA Pending CN105041492A (en) 2015-06-10 2015-06-10 Two-side exhaust intelligent control system of front engine passenger car and control method

Country Status (1)

Country Link
CN (1) CN105041492A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002317619A (en) * 2001-04-20 2002-10-31 Isuzu Ceramics Res Inst Co Ltd Exhaust emission control device of diesel engine
CN203098057U (en) * 2012-12-31 2013-07-31 鲁东大学 Braking force stepless adjustment intelligent control system of automobile exhaust brake
CN203157968U (en) * 2013-03-25 2013-08-28 中通客车控股股份有限公司 Safe open control system for passenger door of passenger car
CN203626910U (en) * 2013-11-27 2014-06-04 东风康明斯发动机有限公司 Exhaust brake linking mechanism for engine
CN203769905U (en) * 2014-04-15 2014-08-13 安徽安凯汽车股份有限公司 Double-side-door passenger car exhaust system
CN203856589U (en) * 2014-03-17 2014-10-01 郑州宇通客车股份有限公司 Shuttle bus and exhaust braking system thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002317619A (en) * 2001-04-20 2002-10-31 Isuzu Ceramics Res Inst Co Ltd Exhaust emission control device of diesel engine
CN203098057U (en) * 2012-12-31 2013-07-31 鲁东大学 Braking force stepless adjustment intelligent control system of automobile exhaust brake
CN203157968U (en) * 2013-03-25 2013-08-28 中通客车控股股份有限公司 Safe open control system for passenger door of passenger car
CN203626910U (en) * 2013-11-27 2014-06-04 东风康明斯发动机有限公司 Exhaust brake linking mechanism for engine
CN203856589U (en) * 2014-03-17 2014-10-01 郑州宇通客车股份有限公司 Shuttle bus and exhaust braking system thereof
CN203769905U (en) * 2014-04-15 2014-08-13 安徽安凯汽车股份有限公司 Double-side-door passenger car exhaust system

Similar Documents

Publication Publication Date Title
CN203114010U (en) Automatic control device for automotive skylight
CN103963795A (en) Rapid metro vehicle pressure wave control method
CN101913351B (en) Pneumatic braking system, crane with pneumatic braking system and pneumatic braking method
CN104863445A (en) Method and system for controlling two side doors of bus
CN106696878A (en) Safety door opening device after car parking
CN106864435B (en) A kind of airport ferry push security system
CN107780753A (en) Vehicle window automatic control system and method
CN102180157A (en) Vehicle starting stopping device
CN102152771A (en) Automatic escape device of bus in fire disaster
CN104627118B (en) Vehicle safety driving control system
CN105041492A (en) Two-side exhaust intelligent control system of front engine passenger car and control method
CN204754559U (en) Control system of two side doors of bus
CN204623442U (en) A kind of bus front bridge brake pipeline system
CN104590225B (en) Automatic parking system and method based on pneumatic braking
CN105034754A (en) Vehicle safety control system, safety control method and vehicle
CN203267791U (en) Intelligent control system for arrival and departure of passenger cars
CN201705106U (en) Infrared inductive bus door anti-clamping device
CN205273384U (en) Safe device that opens door after car parking
CN106864441B (en) A kind of airport ferry push security system
CN205768486U (en) A kind of secure type automobile air conditioning system
CN210067771U (en) Manual vehicle door emergency opening gas circuit system with inhibition function
CN110641434A (en) Electronic parking system based on passenger car brake gas circuit
CN203769905U (en) Double-side-door passenger car exhaust system
CN206938600U (en) Parking safety device during vehicle drive
CN202029835U (en) Novel vehicle pneumatic braking system

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20151111