CN110984758B - Emergency control gas circuit for controlling any emergency valve to continuously open all doors of vehicle - Google Patents
Emergency control gas circuit for controlling any emergency valve to continuously open all doors of vehicle Download PDFInfo
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- CN110984758B CN110984758B CN202010052200.7A CN202010052200A CN110984758B CN 110984758 B CN110984758 B CN 110984758B CN 202010052200 A CN202010052200 A CN 202010052200A CN 110984758 B CN110984758 B CN 110984758B
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- 230000005764 inhibitory process Effects 0.000 claims description 14
- 230000001629 suppression Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 12
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/50—Power-operated mechanisms for wings using fluid-pressure actuators
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/40—Safety devices, e.g. detection of obstructions or end positions
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/506—Application of doors, windows, wings or fittings thereof for vehicles for buses
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/53—Type of wing
- E05Y2900/531—Doors
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses an emergency control air circuit for controlling any emergency valve to continuously open all doors of a vehicle, which comprises a door opening control unit, a driver control unit and a door opening action unit, wherein the quick-opening emergency valves at the driver and the door openings are respectively connected with the control valve by signals, and the air circuit of the control valve is reversed to be in an electrified air circuit state when the quick-opening emergency valves are controlled to act; the driver quick-opening emergency valve, the inside and outside quick-opening emergency valves at the positions of all the door openings are connected in series front and back, and are connected with each door opening joint control valve, and finally are connected to a three-way valve II added to each door opening action unit through an A port branch of a first door opening joint control valve and then are connected with the air cylinder. Under emergency conditions, no matter the vehicle doors are in a closed or open state, any quick-opening emergency valve at a control driver or at each door opening can be used for quickly opening all the vehicle doors, the quick-opening emergency valve is reset, and the operation door is always in an open state.
Description
Technical Field
The invention relates to the field of air circuits for controlling opening and closing of vehicle doors, in particular to an emergency control air circuit for controlling any emergency valve to continuously open all doors of a vehicle.
Background
The vehicle door is tightly closed in the driving process, and is opened when the vehicle is parked for boarding and disembarking. The driver is provided with a control button which is controlled by a circuit. If an emergency occurs, the circuit is disconnected, a quick-opening emergency valve arranged at a door opening or a driver is opened, residual air in the cylinder is discharged, and a gas circuit emergency measure is adopted to open the vehicle door. The air path is basically used for controlling the emergency valves at the positions of drivers to open all doors, but controlling the emergency valves at all the door openings only can open the doors at the door openings where the emergency valves are positioned, and the doors at other door openings do not respond. The invention patent filed before the applicant "controls any emergency valve to open the emergency control air paths (application number: 202020088242.1) of all doors of the vehicle" solves the problem, and realizes the function that any emergency valve can be controlled to open all doors of all door openings, as shown in fig. 2. However, the air passage has certain defects in use, namely, after the door is opened by controlling the quick-opening emergency valve, once the door is reset by mistake, the door can be immediately closed again, the door is required to be kept in an open state all the time under the emergency escape condition, and passengers are easily injured by the door or the door opening or closing.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide an emergency control air circuit for controlling any emergency valve to continuously open all doors of a vehicle, which can open all the doors of the vehicle no matter the driver on the vehicle is controlled or any emergency valve at each door opening is controlled, and the emergency escape contends for the precious time; and the misoperation quick-opening emergency valve is reset, and the door is always kept in an open state.
In order to achieve the above purpose, the present invention provides the following technical solutions:
an emergency control air circuit for controlling any emergency valve to continuously open all doors of the vehicle comprises door opening action units, door opening control units and a driver control unit;
Each door opening action unit comprises a cylinder, a control valve and a three-way valve II, wherein the control valve is a two-position five-way electromagnetic valve with an R port, a P port, an S port, an A port and a B port, the PA port and the BS port of the control valve are communicated when the control valve is not electrified, and the PB port and the RA port are communicated when the control valve is electrified; the three-way valve is provided with an A port, a B port and a C port, wherein the A port or the B port is used for air inlet, the C port is used for air outlet, the C port is used for air inlet, and the A port is used for air outlet;
Each door opening control unit comprises an external quick-opening emergency valve, an internal quick-opening emergency valve and a joint control valve, wherein the quick-opening emergency valve is a two-position four-way valve with a P port, an A port, a B port and an R port, the PA port is communicated with the BR port when not operated, and the PB port is communicated with the AR port when operated; the joint control valve is a multi-way pneumatic control valve with a P1 port, a P2 port, a P3 port and an A port, wherein the air is respectively fed in from the P1 port, the P2 port and the P3 port, the air is only discharged from the A port, and the air is arbitrarily discharged from the A port, the P1 port, the P2 port and the P3 port;
the driver control unit comprises a driver quick-opening emergency valve,
The driver quick-opening emergency valve, the outside quick-opening emergency valve and the inside quick-opening emergency valve of each door opening control unit are respectively connected with the control valve through signals, and when the quick-opening emergency valve is controlled to act, the gas circuit of the control valve is reversed to be in an electrified gas circuit state;
The air cylinder is connected with a P port of a driver quick-opening emergency valve, an A port of the driver quick-opening emergency valve is connected with a P port of an external quick-opening emergency valve of a first door opening control unit, an A port of the external quick-opening emergency valve is connected with a P port of an internal quick-opening emergency valve, an A port of the internal quick-opening emergency valve is sequentially connected with an external quick-opening emergency valve and an internal quick-opening emergency valve of a next door opening control unit in series, an A port of the internal quick-opening emergency valve of the final door opening control unit is connected with a P port of a control valve of each door opening action unit in a branching way, an A port of the control valve is connected with an air port at the front end of an air cylinder, a B port of the control valve is connected with an A port of a three-way valve II, a C port of the three-way valve II is communicated with an air cylinder rear end air port, and a piston rod of the air cylinder is connected with a door mechanism; the B mouth of the driver quick-opening emergency valve is connected with any one of the mouths P1, P2 and P3 of the first door opening control unit, the B mouth of the external quick-opening emergency valve of the first door opening control unit and the B mouth of the internal quick-opening emergency valve of the first door opening control unit are respectively connected with any one of the mouths P1, P2 and P3 of the first door opening control unit and the next door opening control unit, the connection mode of the B mouth of the external quick-opening emergency valve of the next door opening control unit and the B mouth of the internal quick-opening emergency valve of the first door opening control unit is the same as the connection mode of the first door opening control unit, the B mouth of the internal quick-opening emergency valve of the last door opening control unit is connected with any one of the mouths P1, P2 and P3 of the first door opening control unit, the A mouth of the joint control valve of the next door opening control unit is connected with any one of the mouths P1, P2 and P3 of the previous door opening control unit, and the A mouth of the first door opening control unit joint control valve is connected with the B mouth of each door action unit three-way.
The further improved scheme is that the driver control unit also comprises a suppression valve and a three-way valve I, wherein the suppression valve is a two-position five-way single-coil electromagnetic valve with an R port, a P port, an S port, an A port and a B port, the PA port is communicated with the BS port when the power is not on, and the PB port is communicated with the AB port when the power is on; the air cylinder is firstly connected with the P port of the inhibition valve, the B port of the inhibition valve is connected with the B port of the three-way valve I, and the A port of the inhibition valve is connected with the P port of the quick-opening emergency valve for a driver; and finally, an opening A of the quick-opening emergency valve in the vehicle of the door opening control unit is connected with an opening A of the three-way valve I, and an opening C of the three-way valve I is connected to an opening P of the control valve of each door opening action unit in a branching way. In the running process of the vehicle with the speed of more than or equal to 5 km, the inhibition valve is electrified, the gas path skips the emergency valves at the driver and at each door opening and is directly connected to each door opening action unit, any emergency valve is not effective to operate, and passengers are prevented from opening the running vehicle door by misoperation.
The invention has the beneficial effects that:
any one of the emergency valves at the driver or at each door opening can be controlled to be opened quickly, and all doors of each door opening on the vehicle can be opened quickly no matter the vehicle door is in a closed or open state, so that the time for escaping for emergency is contended for the time; even if the quick-opening emergency valve is reset at the moment, the vehicle door can not be closed, and all doors of the vehicle can be always kept in an open state in an emergency escape state.
Drawings
FIG. 1 is a schematic view of various valves, wherein a is a quick-opening emergency valve, b is a combined control valve, c is a three-way valve, d is a suppression valve, and e is a control valve;
FIG. 2 is an original gas path connection diagram;
FIG. 3 is a schematic diagram of an embodiment of a gas circuit connection;
FIG. 4 is a schematic diagram of the air path state when the vehicle is stopped or the vehicle speed is less than 5 km, and all valves are not operated to close the vehicle door;
FIG. 5 is a schematic diagram of the air path state when a driver opens the emergency valve to control the opening of the vehicle door when the vehicle is parked or at a speed of <5 km;
FIG. 6 is a schematic diagram of the air path state when the driver quickly opens the emergency valve to reset the door of the vehicle to open when the vehicle is parked or at a speed of <5 km;
FIG. 7 is a schematic diagram of the gas path state when the vehicle door is opened by the in-vehicle quick-opening emergency valve at the last door opening when the vehicle is stopped or the vehicle speed is less than 5 km;
FIG. 8 is a schematic diagram of the state of the air path when the suppression valve is electrified during driving with the speed of the vehicle being equal to or greater than 5 km in an embodiment.
Detailed Description
The following embodiments are described by taking a two-door vehicle including a front door and a middle door as an example, as shown in fig. 1, wherein the quick-opening emergency valve is a two-position four-way valve with a P-port, an a-port, a B-port and an R-port, the PA-port is communicated with the BR-port when not operated, the PB-port is communicated with the AR-port when operated, and a KD-K300 type valve manufactured by kada automobile parts limited company of Huai' an city; the joint control valve is a multi-way pneumatic control valve with a P1 port, a P2 port, a P3 port and an A port, wherein the multi-way pneumatic control valve is respectively provided with air inlet from the P1 port, the P2 port and the P3 port, only air outlet from the A port, air inlet from the A port, and random air outlet from the P1 port, the P2 port and the P3 port, and is a KD-G400 type valve manufactured by Kaida automobile parts Co., ltd. The three-way valve is provided with an A port, a B port and a C port, wherein the A port or the B port is used for air inlet, the C port is used for air outlet, the C port is used for air inlet, the A port is used for air outlet, and KD-G300 type valves manufactured by Kada automobile parts Co., ltd; the inhibition valve is a two-position five-way single-coil electromagnetic valve with an R port, a P port, an S port, an A port and a B port, wherein the PA port is communicated with the BS port when the valve is not electrified, the PB port is communicated with the AR port when the valve is electrified, and the valve is a V210-06 valve manufactured by Kaida automobile parts Co., ltd; the control valve is a two-position five-way electromagnetic valve with an R port, a P port, an S port, an A port and a B port, wherein the PA port and the BS port of the control valve are communicated when the control valve is not electrified, the AR port and the PB port of the control valve are communicated when the control valve is electrified, and the model V220-08 valve manufactured by Kaida automobile parts Co., ltd; according to the technical requirements of the transportation industry standard GB 13094-2017 of the people's republic of China, 4.5.5.1, in an emergency, when a passenger car is stationary or runs at a speed less than or equal to 5km/h, each power control passenger door can be opened from the inside of the car no matter whether power is supplied or not, and when the door is unlocked, the passenger door can also be opened from the outside of the car through an emergency controller. H) when the door operated by the driver does not meet the requirement of 4.5.5.7 b: the emergency controller should not be closed when the driver does not operate the door closing manipulation member after opening the door.
As shown in fig. 3, an emergency control air path for controlling any one of the emergency valves to continuously open all doors of the vehicle comprises door opening action units, door opening control units and a driver control unit; each door opening action unit comprises an air cylinder 11, a control valve 12 and a three-way valve II 13; each door opening control unit comprises an external quick-opening emergency valve 21, an internal quick-opening emergency valve 22 and a combined control valve 23; the driver control unit comprises a driver quick-opening emergency valve 31, a suppression valve 32 and a three-way valve I33;
The driver quick-opening emergency valve 31, the outside quick-opening emergency valve 21 and the inside quick-opening emergency valve 22 of each door opening control unit are respectively connected with the control valve 12 in a signal mode, and when the quick-opening emergency valves are controlled to act, the air channel of the control valve 12 is reversed to be in an electrified air channel state;
The air cylinder 4 is connected with the P port of the inhibition valve 32, and the B port of the inhibition valve 32 is connected with the B port of the three-way valve I33; the A port of the inhibition valve 32 is connected with the P port of the quick-opening emergency valve 31 for a driver; the A mouth of the driver quick-opening emergency valve 31 is connected to the P mouth of the external quick-opening emergency valve 21 of the front door opening control unit, the A mouth of the external quick-opening emergency valve 21 is connected to the P mouth of the internal quick-opening emergency valve 22, the A mouth of the internal quick-opening emergency valve 22 is connected to the P mouth of the external quick-opening emergency valve 21 of the middle door opening control unit, the A mouth of the external quick-opening emergency valve 21 is connected to the P mouth of the internal quick-opening emergency valve 22, the A mouth of the internal quick-opening emergency valve 22 is connected to the A mouth of the three-way valve I33, and the C mouth of the three-way valve I33 is connected to the P mouth of the control valve 12 of the front door and middle door opening action unit through a three-way branch; the B mouth of the driver quick-opening emergency valve 31 and the B mouth of the external quick-opening emergency valve 21 of the front door opening control unit are respectively connected with the P1 mouth and the P2 mouth of the front door opening control unit joint control valve 23, the B mouth of the internal quick-opening emergency valve 22 of the front door opening control unit, the B mouth of the external quick-opening emergency valve 21 of the middle door opening control unit and the B mouth of the internal quick-opening emergency valve 22 are respectively connected with the P3 mouth, the P1 mouth and the P2 mouth of the joint control valve 23 of the middle door opening control unit, the A mouth of the middle door opening control unit joint control valve 23 is connected with the P3 mouth of the front door opening control unit joint control valve 23, the A mouth of the middle door opening control unit joint control valve 23 is connected with the B mouth of the three-way valve II 13 through a three-way branch, the A mouth of each door opening control unit control valve 12 is connected with the front end air opening of a cylinder, the B mouth is connected with the A mouth of the three-way valve II 13, the C mouth of the three-way valve II 13 is connected with the rear end of the air cylinder 11, and the air opening of the piston rod of the three-way valve 11 is connected with the piston rod of the door mechanism.
Fig. 4 is a schematic diagram of the air path state when all valves are not controlling the vehicle door to close when the vehicle is stopped or the vehicle speed is less than 5 km, and the air path direction is as follows:
At this time, the driver suppressing valve 32 at the driver is not electrified, the PA ports thereof are communicated, all valves are not controlled, the driver is communicated with the PA ports and BR ports of the quick-opening emergency valves at the respective door openings, and the PA ports and BS ports of the control valves are communicated. The air inlet path is that an air source in the air storage cylinder 4 goes through a P port A of the inhibition valve 32, goes to a P port A of the driver quick-opening emergency valve 31, goes to a P port A of the external quick-opening emergency valve 21 at the front door opening, goes to a P port A of the internal quick-opening emergency valve 22, goes to a P port A of the external quick-opening emergency valve 21 at the middle door opening, goes to a P port A of the internal quick-opening emergency valve 22, goes to a C port of the A port of the three-way valve I33, goes to all door opening action units in a branching way, goes to the P port A of the control valve 12, and pushes the piston rod of the air cylinder 11 to tighten the door to be closed; at this time, the gas in the cylinder cavity is discharged from the gas port at the tail end of the cylinder, is discharged from the gas inlet A at the C port of the three-way valve II 13, and is discharged through the gas inlet S at the B port of the control valve 12.
If the driver carries out normal door opening through the electric control valve 12 of the door opening and closing button, the control valve is electrified, the PB port is communicated, the AR port is communicated, gas in the cylinder enters and exits from the P port, the B port and the C port of the control valve 12, the gas enters and exits from the A port, the C port and the C port of the three-way valve II 13, the gas enters the cylinder to reversely push the piston of the cylinder, the gas in the cylinder enters and exits from the A port, the R port and the R port of the control valve 12, and the door is opened.
Fig. 5 is a schematic diagram of the air path state when a driver opens the emergency valve to control the opening of the vehicle door when the vehicle is stopped or the vehicle speed is less than 5 km, and the air path direction is as follows:
the control valve 12 of the door opening action unit is reversed to be in an electrified gas path state of PB port communication and AR port communication by controlling the driver quick-opening emergency valve 31. The gas in the gas circuit is discharged from the B port of the driver quick-opening emergency valve 31, is discharged from the P1 port and the A port of the front door control unit combined control valve 23, is discharged from the B port and the C port of the three-way valve II 13 of the front door and the middle door opening action unit through the three-way branch, enters the cylinder to reversely push the piston, and the gas in the cylinder is discharged from the A port and the R port of the control valve 12, so that the door is automatically and quickly opened.
FIG. 6 is a schematic diagram of the air path state when the driver quickly opens the emergency valve to reset the door of the vehicle to open when the vehicle is parked or at a speed of <5 km;
The driver at the position of resetting the driver quickly opens the emergency valve 31, and the air passage of the control valve 12 of the door opening action unit is reversed, so that the valve is in an electrified air passage state that PB ports are communicated and AR ports are communicated. The gas in the gas circuit is sequentially discharged from the A inlet and the C inlet of the three-way valve I33 and finally is branched into the P inlet and the B inlet and the C inlet of the three-way valve II 13, and is discharged from the A inlet and the R inlet of the control valve 12, and the vehicle doors of the front door and the middle door still keep an open state by reversely pushing the piston rod of the cylinder 11 in the cylinder and discharging the gas in the cylinder cavity from the gas inlet at the front end of the cylinder.
Fig. 7 is a schematic diagram of the state of the air path when the vehicle door is opened by controlling the quick-opening emergency valve in the vehicle at the middle door opening when the vehicle is stopped or the vehicle speed is less than 5 km, and the direction of the air path is as follows:
The in-vehicle quick-opening emergency valve 22 at the door opening of the middle door unit is controlled, the PB port of the in-vehicle quick-opening emergency valve is communicated, the air passage of the control valve 12 of the door opening action unit is reversed, and the in-vehicle quick-opening emergency valve is in an electrified air passage state that the PB port is communicated and the AR port is communicated. The gas enters the cylinder through the P2 port and the A port of the joint control valve 23 of the middle door control unit, enters the A port and the A port of the joint control valve 23 of the front door control unit, enters the B port and the C port of the three-way valve II 13 of the front door and the middle door action unit through the three-way branch, reversely pushes the piston, and the gas in the cylinder is exhausted from the A port and the R port of the control valve 12, so that the front door and the middle door are automatically and quickly opened.
If the emergency valve is quickly opened in the automobile at the door opening in the resetting process, the air passage of the control valve 12 of the door opening action unit is reversed, and the state of the electrified air passage is in a PB port communicated state and an AR port communicated state. The direction of the gas in the gas path is as shown in fig. 6, and the vehicle doors of the front door and the middle door are still kept in an open state.
According to the technical requirements of special safety facilities of public buses and electric vehicles in the urban mass transit industry standard JT-T1240-2019 of the people's republic of China, the restraining function of the 5.7 passenger door controller is that when the vehicle runs normally at a speed of more than 5km/h, the passenger door controller is in a restrained state to prevent the opening of a vehicle door caused by the operation of an emergency valve during the running of the vehicle so as to endanger the safety of passengers; FIG. 8 is a schematic diagram of the state of the air path when the inhibition valve is electrified in the driving process with the vehicle speed of 5km or more in the embodiment, and the trend of the air path is as follows:
At this time, the driver side inhibitor valve 32 is energized and its PB port is communicated. The air inlet path is that the air source in the air storage cylinder 4 enters from the P port and exits from the B port of the inhibition valve 32 at the driver, enters from the C port of the three-way valve I33, and exits from the B port and the A port of the control valve 12, and directly branches to all door opening action units, so that the piston rod of the air cylinder is pushed to tighten the door to close, the driver quick-opening emergency valve 31 at the driver, the outside quick-opening emergency valve 21 at the door opening in the front door and the inside quick-opening emergency valve 22 are skipped, and the operation is invalid no matter the driver quick-opening emergency valve or the inside and outside quick-opening emergency valve at the door opening.
Claims (2)
1. An emergency control air circuit for controlling any emergency valve to continuously open all doors of the vehicle comprises door opening action units, door opening control units and a driver control unit;
each door opening action unit comprises a cylinder (11) and a control valve (12), wherein the control valve is a two-position five-way electromagnetic valve with an R port, a P port, an S port, an A port and a B port, the PA port and the BS port of the control valve are communicated when the control valve is not electrified, and the PB port and the RA port are communicated when the control valve is electrified;
Each door opening control unit comprises an external quick-opening emergency valve (21), an internal quick-opening emergency valve (22) and a joint control valve (23), wherein the quick-opening emergency valves are two-position four-way valves with a P port, an A port, a B port and an R port, the PA port is communicated with the BR port when not operated, and the PB port is communicated with the AR port when operated; the joint control valve (23) is a multi-way pneumatic control valve with a P1 port, a P2 port, a P3 port and an A port, wherein air is respectively fed from the P1 port, the P2 port and the P3 port, only the A port is discharged, and air is fed from the A port, and the P1 port, the P2 port and the P3 port are arbitrarily discharged;
The driver control unit comprises a driver quick-opening emergency valve (31),
The method is characterized in that:
each door opening action unit further comprises a three-way valve II (13), wherein the three-way valve is provided with an A port, a B port and a C port, the A port or the B port is used for air inlet, the C port is used for air outlet, the C port is used for air inlet, and the A port is used for air outlet;
The driver quick-opening emergency valve (31) and the outside quick-opening emergency valve (21) and the inside quick-opening emergency valve (22) of each door opening control unit are respectively connected with the control valve (12) through signals, and when the quick-opening emergency valve is controlled to act, the air channel of the control valve (12) is reversed to be in an electrified air channel state;
The air cylinder (4) is connected with a P port of a driver quick-opening emergency valve (31), an A port of the driver quick-opening emergency valve (31) is connected with a P port of an external quick-opening emergency valve (21) of a first door opening control unit, an A port of the external quick-opening emergency valve (21) is connected with a P port of an internal quick-opening emergency valve (22), an A port of the internal quick-opening emergency valve (22) is sequentially connected with an external quick-opening emergency valve of a next door opening control unit in series, the internal quick-opening emergency valve of the internal quick-opening emergency valve, and finally, an A port of the internal quick-opening emergency valve (22) of the door opening control unit is connected with a P port of a control valve (12) of each door opening action unit in a branching way, an A port of the control valve (12) is connected with a port at the front end of an air cylinder (11), a B port of the control valve II (13) is connected with an A port of a three-way valve II (13), a C port of the three-way valve II (13) is communicated with the rear end of the air cylinder (11), and a piston rod of the air cylinder (11) is connected with a door mechanism; the B mouth of the driver quick-opening emergency valve (31) is connected with any one of the P1, P2 and P3 mouths of the first door opening control unit, the B mouth of the external quick-opening emergency valve (21) of the first door opening control unit and the B mouth of the internal quick-opening emergency valve (22) are respectively connected with any one of the P1, P2 and P3 mouths of the local door opening control unit and the next door opening control unit, the B mouth connection mode of the external quick-opening emergency valve and the internal quick-opening emergency valve of the next door opening control unit is the same as that of the first door opening control unit, the B mouth of the internal quick-opening emergency valve of the last door opening control unit is connected with any one of the P1, P2 and P3 mouths of the local door opening control unit, the A mouth of the joint control valve of the next door opening control unit is connected with any one of the P1, P2 and P3 mouths of the previous door opening control unit, and the A mouth of the first door opening control unit joint control valve (23) is connected with the three-way valve (13) of the three-way valve.
2. The emergency control air path for controlling any emergency valve to continuously open all doors of a vehicle according to claim 1, wherein: the driver control unit also comprises a suppression valve (32) and a three-way valve I (33), wherein the suppression valve is a two-position five-way single-coil electromagnetic valve with an R port, a P port, an S port, an A port and a B port, the PA port is communicated with the BS port when the driver control unit is not electrified, and the PB port is communicated with the AB port when the driver control unit is electrified;
The air cylinder (4) is firstly connected with the P port of the inhibition valve (32), the B port of the inhibition valve (32) is connected with the B port of the three-way valve I (33), and the A port of the inhibition valve (32) is connected with the P port of the driver quick-opening emergency valve (31); and finally, an A port of the quick-opening emergency valve in the vehicle of the door opening control unit is connected with an A port of the three-way valve I (33), and a C port of the three-way valve I (33) is connected with a P port of the control valve (12) of each door opening action unit in a branching way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010052200.7A CN110984758B (en) | 2020-01-17 | 2020-01-17 | Emergency control gas circuit for controlling any emergency valve to continuously open all doors of vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010052200.7A CN110984758B (en) | 2020-01-17 | 2020-01-17 | Emergency control gas circuit for controlling any emergency valve to continuously open all doors of vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110984758A CN110984758A (en) | 2020-04-10 |
| CN110984758B true CN110984758B (en) | 2024-05-17 |
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| CN111608523A (en) * | 2020-06-03 | 2020-09-01 | 中国重汽集团济南动力有限公司 | Vehicle air passage control system and method capable of restraining opening of multiple passenger doors |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110032948A (en) * | 2009-09-24 | 2011-03-30 | 현대자동차주식회사 | Emergency open and close device for bus door and method for controlling the same |
| CN203879187U (en) * | 2014-05-28 | 2014-10-15 | 安徽安凯汽车股份有限公司 | Switch pneumatic control system of inward-swing doors of large bus |
| KR20160013543A (en) * | 2014-07-28 | 2016-02-05 | 박종식 | Device for Closing and opening apparatus for subway train door |
| CN105863430A (en) * | 2016-03-29 | 2016-08-17 | 郑州宇通客车股份有限公司 | Automobile passenger door control method and control system and automobile using same |
| CN106150254A (en) * | 2016-08-28 | 2016-11-23 | 安徽安凯汽车股份有限公司 | A kind of inner swing door pneumatic control system for city bus |
| CN107061797A (en) * | 2017-02-17 | 2017-08-18 | 淮安市凯达汽车配件有限公司 | A kind of car door opens emergency valve and switch and emergency flight control system soon |
| CN211776758U (en) * | 2020-01-17 | 2020-10-27 | 淮安市凯达汽车配件有限公司 | Emergency control gas circuit for controlling any emergency valve to continuously open all doors of vehicle |
-
2020
- 2020-01-17 CN CN202010052200.7A patent/CN110984758B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110032948A (en) * | 2009-09-24 | 2011-03-30 | 현대자동차주식회사 | Emergency open and close device for bus door and method for controlling the same |
| CN203879187U (en) * | 2014-05-28 | 2014-10-15 | 安徽安凯汽车股份有限公司 | Switch pneumatic control system of inward-swing doors of large bus |
| KR20160013543A (en) * | 2014-07-28 | 2016-02-05 | 박종식 | Device for Closing and opening apparatus for subway train door |
| CN105863430A (en) * | 2016-03-29 | 2016-08-17 | 郑州宇通客车股份有限公司 | Automobile passenger door control method and control system and automobile using same |
| CN106150254A (en) * | 2016-08-28 | 2016-11-23 | 安徽安凯汽车股份有限公司 | A kind of inner swing door pneumatic control system for city bus |
| CN107061797A (en) * | 2017-02-17 | 2017-08-18 | 淮安市凯达汽车配件有限公司 | A kind of car door opens emergency valve and switch and emergency flight control system soon |
| CN211776758U (en) * | 2020-01-17 | 2020-10-27 | 淮安市凯达汽车配件有限公司 | Emergency control gas circuit for controlling any emergency valve to continuously open all doors of vehicle |
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| CN110984758A (en) | 2020-04-10 |
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