CN210164723U - Single-valve emergency opening air path for inhibiting quick-opening door opening of driver and quick-opening door of vehicle - Google Patents

Abstract

The utility model discloses a single valve for inhibiting emergency opening gas circuit of single quick-opening vehicle door inside and outside a quick-opening vehicle at a driver, which comprises a door opening control unit and a driver control unit; the door opening control unit comprises a quick-opening external emergency valve, a manual in-vehicle emergency valve and a three-way valve I, a three-way valve II, the driver control unit comprises a driver quick-opening emergency valve and a suppression valve, an air circuit is formed by the emergency valve and the control valve of each door opening action unit, the suppression valve is powered on when the vehicle runs for more than or equal to 5 kilometers, the air circuit can avoid the emergency valves at the positions of the driver and all the door openings to supply air to the door opening action units, the mistaken door opening operation is effectively prevented in the running process, the personal safety of passengers is guaranteed, the running safety is guaranteed, only one suppression valve needs to be installed, the air circuit is simplified, the installation is simple, the part cost is reduced, the manufacturing cost of the whole.

Description

Single-valve emergency opening air path for inhibiting quick-opening door opening of driver and quick-opening door of vehicle

Technical Field

The utility model relates to a gas circuit field of control vehicle door switching, more specifically say, it relates to a single valve restraines driver department and opens the emergent gas circuit of opening of the interior outer single vehicle door of opening soon of hole car soon.

Background

The vehicle access door needs to be closed in the driving process, and is automatically opened when passengers get on or off the vehicle when the vehicle is parked. At present, a control button is mainly installed at a driver and is controlled by a circuit. If the emergency occurs, the circuit is powered off, an emergency valve arranged at a door opening or a driver needs to be opened, so that residual air in the air cylinder is manually discharged, and the closed door is forcibly pushed open by hands. The vehicle door has the advantages that the exhaust is slow, the time for opening the door for self rescue and saving people is delayed, the door is pushed manually, and if people in the vehicle are injured and cannot move, the self rescue can not be implemented completely.

The applicant researches and develops the fast-opening emergency valve which is connected outside or inside a vehicle at a driver and a door opening according to the requirements of customers, realizes the function of controlling the fast opening of the door by the gas circuit, and improves the self-rescue efficiency; meanwhile, in order to prevent a driver or a passenger from mistakenly touching the emergency valve to cause the accidental opening of the vehicle door in the driving process of the vehicle, the inhibition valves are respectively connected to the driver and the door opening to ensure the driving safety, the gas circuit system needs to consume a plurality of inhibition valves to realize the inhibition of all the emergency valves at the driver and each door opening, the gas circuit connection is complex, the gas circuit production and installation cost is increased, and the failure rate of the gas circuit in the later period can be relatively increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough that exists to above-mentioned technique, the utility model provides a single valve restraines driver department and opens the emergent gas circuit of opening of the interior and exterior single quick-opening vehicle door of door opening car soon, only at a restraines valve of driver department installation, can avoid the vehicle at the normal in-process that traveles, the emergency valve of driver department and each door opening department takes place because of the improper dangerous situation of opening the door that the maloperation causes, guarantees passenger personal safety, and the gas circuit consumes the part and reduces, and the gas circuit is simpler, reduce cost.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the single-valve inhibition driver quick-opening vehicle door inside and outside single quick-opening vehicle door emergency opening gas circuit comprises a door opening control unit and a driver control unit, wherein the door opening control unit comprises an outside emergency valve, an inside emergency valve, a three-way valve I and a three-way valve II, one of the two emergency valves is a quick-opening emergency valve and the other is a manual emergency valve, the driver control unit comprises a driver quick-opening emergency valve and an inhibition valve, 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 the emergency valve is not operated, and the PB port is communicated with the AR port when the emergency valve is operated; the manual emergency valve is a two-position three-way valve with a port P, a port A and a port R, the port PA is communicated when the manual emergency valve is not operated, and the port AR is communicated when the manual emergency valve is operated; the suppressing 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 PB port is communicated with the AR port when the three-way valve is not electrified, the PA port is communicated with the BS port when the three-way valve is electrified, the S port is blocked, the three-way valve I (23) is provided with the A port, the B port and the C port, the A port or the B port is used for air inlet and C port is used for air outlet, the C port is used for air inlet and/or C port is used for air outlet, the air storage cylinder is connected with the P port of the suppressing valve, the A port of the suppressing valve is connected with the A port of the three-way valve I, the B port of the suppressing valve is connected with the P port of the driver quick-opening emergency valve, the A port of the driver quick-opening emergency valve is connected with the P port of the exterior emergency valve, the A port of the exterior emergency valve is connected with the P port of the interior emergency valve in, the C port of the three-way valve I is connected to the P port of the control valve of the door opening action unit, the B port of the emergency valve outside or inside the automobile is connected with the A port of the three-way valve II, the B port of the emergency valve opened by a driver is connected with the B port of the three-way valve II, the door opening action unit comprises an air cylinder and a control valve, the control valve is a two-position five-way electromagnetic valve with R port, P port, S port, A port and B port, the PA port and the BS port of the control valve are communicated when the emergency valve is not powered on, a piston rod of the air cylinder is connected with a door mechanism, the air ports at two ends of the air cylinder are respectively connected with the A port and the B port of the control valve, and the R port and the S.

The utility model discloses further improve technical scheme and be, door opening action unit and door opening the control unit are connected in parallel into driver department the control unit in two and above quantity, restrain valve A mouth and connect the three-way valve IA mouth of each door opening through the tee bend along separate routes, and the driver opens the A mouth of emergency valve soon and connects to the P mouth of the outer car emergency valve of each door opening through the tee bend along separate routes, and the driver opens the B mouth of emergency valve soon and connects to the B mouth of each door opening three-way valve II through the tee bend along separate routes. A vehicle is provided with a plurality of door openings, and the emergency valves at the driver and each door opening can be effectively prevented from being suddenly opened by misoperation during driving only by installing a restraining valve at the driver, so that the danger is avoided.

The utility model discloses beneficial effect:

the utility model discloses the gas circuit installs the quick-open emergency valve of opening soon in driver department, the quick-open emergency valve of opening soon or the manual emergency valve of opening slowly have been installed outside the car in the door opening department, form one set of gas circuit system that opens the door of meeting an urgent need fast, but only install a suppression valve in driver department, just can prevent effectively that the passenger from touching or controlling the automation of door opening department by force by mistake in the driving, manual emergency valve, or the driver touches by mistake, the passenger controls the quick-open emergency valve of driver department by force, avoid driving in the vehicle door open suddenly, the accident takes place, guarantee driving safety. The gas circuit is simplified, and the installation is simple, reduces spare part cost, reduces the cost of manufacture, cost of maintenance of whole gas circuit, and the fault rate reduces.

Drawings

FIG. 1 is a schematic view of a manual emergency valve;

FIG. 2 is a schematic view of a quick-open emergency valve;

FIG. 3 is a schematic view of a control valve structure;

FIG. 4 is a schematic view of a suppressor valve configuration;

FIG. 5 is a schematic diagram of a three-way valve;

FIG. 6 is a gas path diagram of embodiment 1;

FIG. 7 is a schematic view showing the state of the air path when the vehicle is stopped or at a speed of < 5km and the vehicle door is closed according to embodiment 1;

fig. 8 is a schematic view of the gas circuit status of the emergency valve operation of the driver in the embodiment 1 when the vehicle is stopped or the vehicle speed is less than 5 km;

fig. 9 is a schematic view of an external manual emergency valve action gas circuit state at a door opening when the vehicle is stopped or the vehicle speed is less than 5km in embodiment 1;

fig. 10 is a schematic view of the gas circuit state of the quick-opening emergency valve in the vehicle at the door opening when the vehicle is stopped or the vehicle speed is less than 5km in embodiment 1;

FIG. 11 is a schematic diagram of the state of the air circuit when the suppression valve is energized in the process of the embodiment 1 when the vehicle speed is greater than or equal to 5 km;

FIG. 12 is a gas path diagram according to embodiment 2;

fig. 13 is a schematic view of the air path state when the vehicle is stopped or at a speed of < 5km and the vehicle is closed according to embodiment 2;

fig. 14 is a schematic diagram of the gas circuit status of the emergency valve actuation of the driver at the position of the driver when the vehicle is stopped or the vehicle speed is less than 5km in embodiment 2;

fig. 15 is a schematic view of the gas circuit state of the external quick-opening emergency valve action at the door opening when the vehicle is stopped or the vehicle speed is less than 5km in embodiment 2;

fig. 16 is a schematic diagram of the gas circuit state of the manual emergency valve in the vehicle at the door opening when the vehicle is stopped or the vehicle speed is less than 5km in embodiment 2;

FIG. 17 is a schematic diagram of the state of the air circuit when the suppression valve is energized in the process of the embodiment 1 when the vehicle speed is greater than or equal to 5 km.

Detailed Description

The following embodiments are described by taking a vehicle with two openings including a front door and a middle door as an example, wherein the manual emergency valve is a two-position three-way valve with a port P, a port A and a port R, the port PA is communicated when the manual emergency valve is not operated, and the port AR is communicated when the manual emergency valve is operated, as shown in FIG. 1, a valve of model KD-300 produced by Kaida auto parts Co., Ltd, of Huaian city; 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 the valve is not operated, the PB port is communicated with the AR port when the valve is operated, and as shown in figure 2, the KD-K300 type valve produced by Kaida automobile accessory limited company in Huai' an city; 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 AR port and the PB port of the control valve are communicated when the control valve is electrified, as shown in figure 3, the control valve is a V220-08 type valve produced by Kaida automobile accessories limited company in Huaian city; 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 PB port is communicated with the AR port when the valve is not electrified, the PA port is communicated with the BS port when the valve is electrified, but the S port is plugged by a plug or the S port is directly removed when the valve is produced, as shown in figure 4, the valve is a V210-06 model valve produced by Kaida automobile accessories limited company in Huaian city; the three-way valve I (23) is provided with an opening A, an opening B and an opening C, the opening A or the opening B is used for air inlet, the opening C is used for air outlet, the opening C is used for air inlet, the opening B is used for air outlet, the three-way valve II (24) is provided with the opening A, the opening B and the opening C is used for air inlet, the opening A or the opening B is used for air outlet, the opening C is used for air inlet, the opening A and the opening B are used for air outlet, and as shown in figure 5, KD-G301 type valves and KD-G302 type valves produced by Kaida automobile parts limited company in Hua. According to technical requirements of special safety facilities of urban public vehicles and electric vehicles in the standard JT-T1240-2019 of the transportation industry of the people's republic of China, 5.3 a driver position emergency controller is preferably arranged at the operation position of a driver. In an emergency situation, when the vehicle is stationary or running at a speed less than or equal to 5km/h, all the passenger doors can be opened simultaneously by operating the emergency controller. After opening, the door is kept in an open state. And 5.7 inhibiting function of the passenger door controller, namely when the vehicle runs normally at the speed of more than 5km/h, the passenger door controller is in an inhibited state to prevent abnormal operation from endangering the safety of passengers, and when the vehicle is static or the speed of the vehicle is less than or equal to 5km/h, the passenger door controller automatically restores the normal function of the passenger door controller.

Example 1

The single valve inhibits an emergency opening air path of a slow-opening vehicle door in a slow-opening vehicle outside a quick-opening door opening at a driver, and comprises a door opening action unit, a door opening control unit and a driver control unit as shown in fig. 6; each door opening action unit comprises an air cylinder 11 and a control valve 12, a piston rod of the air cylinder is connected with a door mechanism, air ports at two ends of the air cylinder are respectively connected with an opening A and an opening B of the control valve, the door opening control unit comprises an emergency valve 21 outside the vehicle, an emergency valve 22 inside the vehicle, a three-way valve I23 and a three-way valve II 24, the emergency valve outside the vehicle is a manual emergency valve, the emergency valve inside the vehicle is a quick-opening emergency valve, a driver control unit comprises a driver quick-opening emergency valve 31 and a suppression valve 32, an air storage cylinder 4 is connected with the opening P of the suppression valve 32, the opening A of the suppression valve 32 is connected with the opening A of the three-way valve I23 of each door opening through a three-way shunt, the opening B of the suppression valve I32 is connected with the opening P of the driver quick-opening emergency valve 31, the opening A of the driver quick-opening emergency valve 31 is connected with the opening P of the emergency valve 21 outside the vehicle through a three-way shunt, the opening A of, the C port of the three-way valve I23 is connected to the P port of the control valve 12 of the door opening action unit, the B port of the in-vehicle emergency valve 22 is connected with the A port of the three-way valve II 24, the B port of the driver quick-opening emergency valve 31 is connected with the B port of the three-way valve II 24, and the R port and the S port of the control valve are connected to the C port of the three-way valve II in parallel.

Fig. 7 is a schematic diagram of the air path state when the vehicle is stopped or the vehicle speed is less than 5km and the vehicle door is closed in embodiment 1, and the air path direction of the front door unit is as follows:

at the moment, the driver restraining valve at the driver is not electrified, the port PB of the driver restraining valve is communicated, the port PA of the driver quick-opening emergency valve is communicated, the port BR of the driver quick-opening emergency valve is communicated, the port A of the emergency valve outside the vehicle at the door opening is communicated, and the port PA of the emergency valve inside the vehicle is communicated and the port BR of the emergency valve inside the vehicle is communicated. The air inlet path is that an air source in the air storage cylinder 4 enters and exits from a port P of a suppression valve at a driver, enters and exits from a port A of a quick-opening emergency valve P of the driver, enters and exits from a port P of an external emergency valve at a front door opening by a shunt, enters and exits from a port P of an internal emergency valve, enters an action unit of the front door opening from a port B and a port C of a three-way valve I, and exits from a port P of a control valve and a port A, so that a piston rod of a cylinder is pushed to tighten a vehicle door to close; at the moment, gas in the cavity at the tail end of the cylinder is discharged from the cylinder, enters the cylinder through a port B of the control valve, exits from a port S of the control valve, enters a port C of the three-way valve II, exits from a port A and a port B of the emergency valve in the vehicle, respectively enters a port B of the emergency valve in the vehicle and exits from a port R of the emergency valve in the vehicle, and a driver quickly opens the port B of the emergency valve and exits from the port R of the emergency valve.

If the driver passes through the automatically controlled control valve of switch door button, the execution is normally opened the door, then the control valve circular telegram, its AR mouth, PB mouth lead to, and gas in the gas circuit gets into the cylinder from control valve B mouth, reverse promotion piston, and gas in the cylinder is followed control valve A mouth through R mouth play, from the C mouth of three-way valve II advances, A mouth or B mouth goes out, respectively from emergent valve B mouth advances in the car, R mouth goes out, and the driver opens emergent valve B mouth soon and advances, R mouth goes out, forms the exhaust route, opens the door.

Fig. 8 is a schematic diagram of an operation gas path state of a driver at a driver position for a short-time opening emergency valve when the vehicle is stopped or the vehicle speed is less than 5km in embodiment 1, and the gas path trend of the front door unit is as follows:

the driver who controls driver department opens emergency valve 31 soon, and its A mouth R mouth communicates with each other, and PB mouth communicates with each other, and the outer emergency valve P mouth A mouth of door opening department communicates with each other, and the emergent valve AP mouth in the car leads to, BR mouth leads to, and the suppression valve of driver department is not circular telegram, and its PB mouth communicates with each other. Gas in the gas path flows out from a port B of a quick-opening emergency valve of a driver, flows out from a port C of a port IIB of a three-way valve, flows out from a port B of a port S of a control valve, flows into a cylinder to reversely push a piston, flows in and out from a port A and a port P of the control valve in the cylinder, flows in and out from a port C of the three-way valve I, flows in and out from a port P of an emergency valve A in the vehicle at a door opening, flows in and out from a port P of an emergency valve A outside the vehicle, flows in and out from a port R of the quick-opening emergency valve A of the driver, and automatically and quickly opens a vehicle door after exhausting the gas in the cylinder.

Fig. 9 is a schematic diagram of an external emergency valve action gas path state at a door opening when the vehicle is stopped or the vehicle speed is less than 5km in embodiment 1, and the gas path trend of the front door unit is as follows:

the opening A of the external emergency valve 21 at the front door opening is controlled to be communicated with the opening R, the air exhaust path in the air cylinder is controlled to be the inlet and the outlet P of the opening A of the control valve, the air exhaust path is the inlet and the outlet P of the opening C of the three-way valve I, the air exhaust path is the inlet and the outlet P of the opening A of the emergency valve in the automobile at the door opening, the air exhaust path is the inlet and the outlet P of the opening A of the emergency valve outside the automobile, the air exhaust path is the inlet and the outlet R of the opening A.

Fig. 10 is a schematic diagram of the gas circuit state of the emergency valve action in the vehicle at the door opening when the vehicle is stopped or the vehicle speed is less than 5km in embodiment 1;

the emergency valve 22 in the car at the front door opening of the control front door is a quick-opening emergency valve, the AR port is communicated with the AR port, the PB port is communicated with the emergency valve, the gas in the gas path flows out from the B port of the emergency valve in the car, flows out from the C port of the three-way valve IIA to the B port of the control valve S to enter the B port of the control valve S, enters the cylinder to reversely push the piston, the gas exhaust path in the cylinder flows out from the A port and the P port of the control valve A, flows out from the B port of the C port of the three-way valve I to the A port and the R port of the emergency valve in the car at the door opening, and the car door is automatically and.

FIG. 11 is a schematic diagram of the state of the gas circuit when the suppression valve is powered on in the driving process of the embodiment 1 when the vehicle speed is greater than or equal to 5 km;

at this point, the driver energizes the suppression valve 32, which communicates between ports PA and BS. The air inlet path is that an air source in the air storage cylinder 4 enters from an inlet A and an outlet A of an inhibition valve P at a driver, is directly shunted to an inlet A and an outlet C of a three-way valve I at a door opening, enters a front door opening action unit, and exits from the inlet A and the outlet A of the control valve P to push a cylinder piston to be pushed to the tail end of a cylinder, a piston rod tightens a vehicle door to be closed, and the quick-opening emergency valve 31 at the driver, an external emergency valve 21 at the door opening and an internal emergency valve 22 are skipped, and at the moment, the quick-opening emergency valve at the driver or the internal and external emergency valve at the door opening are both ineffective in operation; the air in the cavity at the tail end of the air cylinder is discharged from the air cylinder, enters the air cylinder through a port B of the control valve, exits from a port S of the control valve, enters a port C of the three-way valve II, exits from a port A and a port B of the emergency valve in the vehicle, respectively enters a port B of the emergency valve in the vehicle and exits from a port R of the emergency valve in the vehicle, and a driver quickly opens the port B of the emergency valve and exits from the port R of the emergency.

The gas circuit principle of the middle door unit is the same as that of the front door unit.

Example 2

The single valve inhibits an emergency opening gas circuit of a slow-driving vehicle door outside a fast-driving vehicle at a driver, and comprises a door opening action unit, a door opening control unit and a driver control unit as shown in fig. 12; each door opening action unit comprises an air cylinder 11 and a control valve 12, a piston rod of the air cylinder is connected with a door mechanism, air ports at two ends of the air cylinder are respectively connected with an opening A and an opening B of the control valve, the door opening control unit comprises an emergency valve 21 outside the vehicle, an emergency valve 22 inside the vehicle, a three-way valve I23 and a three-way valve II 24, the emergency valve outside the vehicle is a quick-opening emergency valve, the emergency valve inside the vehicle is a manual emergency valve, a driver control unit comprises a driver quick-opening emergency valve 31 and a suppression valve 32, an air storage cylinder 4 is connected with an opening P of the suppression valve 32, the opening A of the suppression valve 32 is connected with the opening A of the three-way valve I23 of each door opening through a three-way shunt, the opening B of the suppression valve I32 is connected with the opening P of the driver quick-opening emergency valve 31, the opening A of the driver quick-opening emergency valve 31 is connected with the opening P of the emergency valve 21 outside the vehicle through a three-way shunt, the opening A, the port C of the three-way valve I23 is connected to the port P of the control valve 12 of the door opening action unit, the port B of the vehicle exterior emergency valve 21 is connected with the port A of the three-way valve II 24, the port B of the driver quick-opening emergency valve 31 is connected with the port B of the three-way valve II 24, and the port R and the port S of the control valve are connected to the port C of the three-way valve II in parallel.

Fig. 13 is a schematic diagram of the air path state when the vehicle is stopped or the vehicle speed is less than 5km and the vehicle door is closed in embodiment 2, and the air path direction of the front door unit is as follows:

at the moment, the driver restraining valve at the driver is not electrified, the port PB of the driver restraining valve is communicated, the port PA of the driver quick-opening emergency valve is communicated, the port BR of the driver quick-opening emergency valve is communicated, the port PA of the vehicle external emergency valve at the door opening is communicated, the port BR of the vehicle internal emergency valve is communicated, and the port A of the vehicle internal emergency valve is communicated. The air inlet path is that an air source in the air storage cylinder 4 enters and exits from a port P of a suppression valve at a driver, enters and exits from a port A of a quick-opening emergency valve P of the driver, enters and exits from a port P of an external emergency valve at a front door opening by a shunt, enters and exits from a port P of an internal emergency valve, enters an action unit of the front door opening from a port B and a port C of a three-way valve I, enters and exits from a port P of a control valve and a port A, pushes an air cylinder and tightens a piston rod to close a vehicle door; at the moment, gas in the cavity at the tail end of the cylinder is discharged from the cylinder, enters the port B and exits the port S through the control valve, enters the port C, exits the port A and the port B of the three-way valve II, respectively enters the port B and exits the port R of the emergency valve outside the vehicle, and a driver quickly opens the port B and exits the port R of the emergency valve to form an exhaust path.

If the driver passes through the automatically controlled control valve of switch door button, the execution is normally opened the door, then the control valve circular telegram, and its AR mouth, PB mouth lead to, and gas in the gas circuit gets into the cylinder from control valve B mouth, reverse promotion piston, and gas in the cylinder is followed control valve A mouth and is exported through R mouth, and the C mouth of following three-way valve II advances, A mouth and B mouth goes out, respectively follows the outer emergency valve B mouth and advances, R mouth goes out, and the driver opens emergency valve B mouth soon and advances, R mouth goes out, forms the exhaust route, opens the door.

Fig. 14 is a schematic diagram of the gas path status of the emergency valve operation performed by the driver at the driver when the vehicle is stopped or the vehicle speed is less than 5km in embodiment 2, and the gas path trend of the front door unit is as follows:

the driver who controls driver department opens emergency valve 31 soon, and its A mouth R mouth communicates with each other, and PB mouth communicates with each other, and the outer emergency valve AP mouth of door opening department leads to, BR mouth leads to, and the interior emergency valve P mouth A communicates with each other, and the suppression valve of driver department is not circular telegram, and its PB mouth communicates with each other. Gas in the gas path flows out from a port B of a quick-opening emergency valve of a driver, flows out from a port C of a port IIB of a three-way valve, flows out from a port B of a port S of a control valve, flows into a cylinder to reversely push a piston, flows in and out from a port A and a port P of the control valve in the cylinder, flows in and out from a port C of the three-way valve I, flows in and out from a port P of an emergency valve A in the vehicle at a door opening, flows in and out from a port P of an emergency valve A outside the vehicle, flows in and out from a port R of the quick-opening emergency valve A of the driver, and automatically and quickly opens a vehicle door after exhausting the gas in the cylinder.

Fig. 15 is a schematic diagram of an external emergency valve action gas path state at a door opening when the vehicle is stopped or the vehicle speed is less than 5km in embodiment 2, and the gas path trend of the front door unit is as follows:

the automobile external emergency valve 21 at the front door opening is controlled, the AR port is communicated with the PB port, gas in a gas path flows out from the B port of the automobile external emergency valve, flows out from the C port of the triple valve IIA port to the B port of the control valve S port, enters the cylinder to reversely push the piston, a gas exhaust path in the cylinder flows out from the A port and the P port of the control valve A port, flows out from the B port of the triple valve I port, flows into the A port and the P port of the automobile internal emergency valve at the door opening, flows out from the A port and the R port of the automobile external emergency valve A port, and the automobile door is automatically and quickly opened after the gas in the cylinder is exhausted.

Fig. 16 is a schematic diagram of the gas circuit state of the emergency valve action in the vehicle at the door opening when the vehicle is stopped or the vehicle speed is less than 5km in embodiment 2;

the automobile interior emergency valve 22 at the front door opening is controlled, the AR openings of the automobile interior emergency valve are communicated, the air exhaust path of the air in the air cylinder is that the air enters and exits from the P opening through the opening A of the control valve, enters and exits from the B opening through the opening C of the three-way valve I, enters and exits from the opening A of the automobile interior emergency valve at the door opening, and the air in the air cylinder is exhausted, and then the automobile door is manually pushed open.

FIG. 17 is a schematic diagram of the state of the gas circuit when the suppression valve is powered on in the driving process of the embodiment 2 when the vehicle speed is greater than or equal to 5 km;

at this point, the driver energizes the suppression valve 32, which communicates between ports PA and BS. The air inlet path is that an air source in the air storage cylinder 4 enters and exits from an inlet A and an outlet A of a suppression valve P at a driver, is directly shunted to an inlet A and an outlet C of a three-way valve I at a door opening, enters a front door opening action unit, exits from the inlet A and the outlet A of the control valve P, pushes a piston rod of a cylinder to tighten a door to close, and skips a quick-opening emergency valve 31 at the driver, an outside emergency valve 21 at the door opening and an inside emergency valve 22, and at the moment, the quick-opening emergency valve at the driver or the inside and outside emergency valve at the door opening, and the operation is invalid; the air in the cavity at the tail end of the air cylinder is discharged from the air cylinder, enters the air cylinder through a port B of the control valve, exits from a port S of the control valve, enters a port C of the three-way valve II, exits from a port A and a port B of the external emergency valve, respectively enters a port B of the external emergency valve and exits from a port R of the external emergency valve, and a driver quickly opens the port B of the emergency valve and exits from the port R of the external emergency valve to form an.

The gas circuit principle of the middle door unit is the same as that of the front door unit.

Claims (2)

1. The single valve inhibits the emergency opening gas circuit of the inside and outside single quick-opening vehicle door of the quick-opening vehicle at the driver, and comprises a door opening control unit and a driver control unit, wherein the door opening control unit comprises an outside emergency valve (21) and an inside emergency valve (22), one of the two emergency valves is a quick-opening emergency valve and the other is a manual emergency valve, the driver control unit comprises a driver quick-opening emergency valve (31), the quick-opening emergency valve is a two-position four-way valve with a port P, a port A, a port B and a port R, the port PA is communicated with the port BR is communicated with the port when the vehicle is not operated, and the port PB is communicated with the port AR when the vehicle is operated; the manual emergency valve is a two-position three-way valve with a port P, a port A and a port R, the port PA is communicated when the manual emergency valve is not operated, and the port AR is communicated when the manual emergency valve is operated; the method is characterized in that: the automobile brake system also comprises a suppression valve (32), a three-way valve I (23) and a three-way valve II (24), 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, a PB port is communicated with an AR port when the automobile brake system is not electrified, a PA port is communicated with a BS port when the automobile brake system is electrified, the S port is blocked, the three-way valve I (23) is provided with the A port, the B port and the C port, the A port or the B port enters air and then exits air, the C port enters air and exits air, an air storage cylinder (4) is connected with the P port of the suppression valve (32), the A port of the suppression valve (32) is connected with the A port of the three-way valve I (23), the B port of the suppression valve (32) is connected with the P port of a quick-opening emergency valve (31), and the A port of the driver (31) is connected with the P port of an automobile exterior, the port A of the emergency valve (21) outside the vehicle is connected with the port P of the emergency valve (22) inside the vehicle in series, the port A of the emergency valve (22) inside the vehicle is connected with the port B of the three-way valve I (23), the port C of the three-way valve I (23) is connected with the port P of the control valve (12) of the door opening action unit, the port B of the emergency valve (21) outside the vehicle or the emergency valve (22) inside the vehicle is connected with the port A of the three-way valve II (24), the port B of the emergency valve (31) which is opened by a driver is connected with the port B of the three-way valve II (24), the door opening action unit comprises a cylinder (11) and the control valve (12), and the control valve is provided with a port R, a port, and a two-position five-way electromagnetic valve of the port B is communicated with the port PA and the port BS of the control valve when not electrified, a piston rod of the air cylinder (11) is connected with the door mechanism, air ports at two ends of the air cylinder are respectively connected with the port A and the port B of the control valve, and the port R and the port S of the control valve are connected to the port C of the three-way valve II in parallel.

2. The single-valve inhibition driver quick-opening door opening vehicle interior and exterior single-quick-opening vehicle door emergency opening gas circuit of claim 1, characterized in that: the door opening action unit and the door opening control unit are connected into a driver position control unit in parallel in two or more numbers, an A port of the inhibition valve (32) is connected with an A port of a three-way valve I (23) of each door opening through a three-way branch, an A port of the driver quick-opening emergency valve (31) is connected to a P port of an automobile external emergency valve (21) of each door opening through a three-way branch, and a B port of the driver quick-opening emergency valve (31) is connected to a B port of a three-way valve II (24) of each door opening through a three-way branch.

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