CN210483368U - Single-valve emergency opening air path for restraining all quick-opening vehicle doors at door opening of driver - Google Patents

Abstract

The utility model discloses a single valve for restraining the emergency opening gas circuit of all quick-opening vehicle doors at a door opening of a driver, which comprises a door opening control unit and a driver control unit; the door opening control unit comprises an external quick-opening emergency valve, an internal quick-opening emergency valve, a joint control valve and a three-way valve, the driver control unit comprises a driver quick-opening emergency valve and a suppression valve, an air circuit is formed by the driver quick-opening emergency valve and the control valve of each door opening action unit, the suppression valve is electrified when the vehicle runs for more than or equal to 5 kilometers, the air circuit can suppress the quick-opening emergency valves at 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 and the maintenance cost.

Description

Single-valve emergency opening air path for restraining all quick-opening vehicle doors at door opening of driver

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 that driver department door opening is whole to open vehicle door emergency and opens the gas circuit 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 develops a quick-opening emergency valve which is connected inside and outside a door opening of a driver, realizes the function of quickly opening the door by air path control and improves the self-rescue efficiency; meanwhile, in order to prevent the accidental opening of the vehicle door caused by the mistaken touch of the emergency valve by a driver or a passenger 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, and a patent application number of the gas path system is disclosed (application number: 201920372736. X), and the gas path diagram is shown in fig. 6.

However, in order to realize the suppression of all emergency valves at a driver and each door opening, the gas path system needs to consume a plurality of suppression valves, the gas path connection is complex, the production and installation cost of the gas path is increased, and the failure rate of the gas path at the later stage is 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 whole vehicle door emergency opening gas circuit of opening soon, only at a restraines valve of driver department installation, can avoid the vehicle in the normal driving process, driver department and each door opening department open the emergency valve soon and take place because of the improper dangerous situation of opening the door that the maloperation caused, guarantee passenger personal safety, the gas circuit is simple, and required subassembly reduces, reduces installation cost, and the fault rate reduces.

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

the single-valve inhibition driver door opening full-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 quick-opening emergency valve, an inside quick-opening emergency valve, a joint control valve and a three-way valve, and 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 quick-opening emergency valve is not operated, the PB port is communicated with the BR port when the quick-opening emergency valve is operated, the AR port is communicated with the PB port when the quick-opening emergency valve is operated, the combined control valve is a multi-way pneumatic control valve with a P1 port, a P2 port, a P3 port and an A port, air is respectively fed from the P1 ports, the P2 port and the P3 port only discharges air, air is fed from the A port, the P1 port, the P2 port and the P3 port optionally, the inhibition valve is a two-position five-way single-coil solenoid 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 quick-opening emergency valve is not powered, the PA port is communicated with the BS port when the quick-opening emergency valve is powered on, the quick-opening emergency valve is plugged by the quick-opening emergency valve, the port A of the driver quick-opening emergency valve is connected with the port P of the external quick-opening emergency valve, the port A of the external quick-opening emergency valve is connected with the port P of the internal quick-opening emergency valve, the port A of the internal quick-opening emergency valve is connected with the port B of the three-way valve, the port C of the three-way valve is connected with the port P of the control valve of the door opening action unit, the door opening action unit comprises a cylinder and a control valve, the control valve is provided with a port R, a port P, a port S and a port A, a two-position five-way electromagnetic valve with a port B is characterized in that a port PA and a port BS of a control valve are communicated when the control valve is not electrified, a piston rod of a cylinder is connected with a door mechanism, gas ports at two ends of the cylinder are respectively connected with a port A and a port B of the control valve, a port R and a port S of the control valve are connected to the port A of a joint control valve in parallel, a port P1 of the joint control valve is connected with a port B of a driver quick-opening emergency valve, the port B of an outside quick-opening emergency valve is connected to a port P2 of the joint control valve, and the port B of an inside quick-opening emergency valve is connected with a port P.

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 A 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 quick open emergency valve of car 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 each door opening department through the tee bend along separate routes and allies oneself with accuse valve P1 mouth. A vehicle is provided with a plurality of door openings, and the quick-opening emergency valves at the driver and each door opening can be effectively prevented from being suddenly opened by misoperation in the driving process 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 only is in the suppression valve of driver department installation, just can prevent effectively that the passenger from touching or controlling the fast emergency valve of opening of door opening department by mistake in the driving or the driver touches by mistake, the passenger controls the fast emergency valve of opening of driver department by force, leads to exhausting and causes the vehicle door to open suddenly in going, and accident takes place, guarantees 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 quick-open emergency valve;

FIG. 2 is a schematic diagram of a control valve structure;

FIG. 3 is a schematic view of a suppressor valve configuration;

FIG. 4 is a schematic diagram of a three-way valve;

FIG. 5 is a schematic structural diagram of a joint control valve;

FIG. 6 is a gas circuit diagram of an X gas circuit system with the application number of 201920372736;

FIG. 7 is a gas circuit diagram of the present invention;

FIG. 8 is a schematic diagram of the air path condition when the vehicle is stopped or at a speed < 5km and the vehicle is closed according to an embodiment;

FIG. 9 is a schematic diagram of an embodiment of an air path state of a driver quick-opening emergency valve operation when the vehicle is stopped or the vehicle speed is less than 5 km;

FIG. 10 is a schematic diagram of an operation gas path state of the quick-opening emergency valve outside the vehicle at a door opening when the vehicle is stopped or the vehicle speed is less than 5km according to the embodiment;

FIG. 11 is a schematic diagram of an operation gas path state of a quick-opening emergency valve in a vehicle at a door opening when the vehicle is stopped or the vehicle speed is less than 5km according to the embodiment;

FIG. 12 is a schematic diagram of the state of the air path when the suppression valve is powered on in the process of driving at a speed of 5km or more in the embodiment.

Detailed Description

The following embodiments are described by taking a two-door opening vehicle including a front door and a middle door as an example, wherein the quick-opening emergency valve is a two-position four-way valve having a port P, a port a, a port B and a port R, the port PA is communicated with the port BR when the quick-opening emergency valve is not operated, the port PB is communicated with the port AR when the quick-opening emergency valve is operated, and the quick-opening emergency valve is a model KD-K300 valve produced by kaida automotive accessories limited company in huaian city as shown in fig. 1; 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 2, 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 in production, as shown in figure 3, the valve is a V210-06 model valve produced by Kaida automobile fittings limited company in Huaian city; the three-way valve is provided with an opening A, an opening B and an opening C, wherein the opening A or the opening B is used for air inlet, and the opening C is used for air outlet, and the opening C is used for air inlet and the opening B is used for air outlet, as shown in figure 4, a KD-G300 type valve produced by Kaida automobile fittings company Limited in Huaian 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, air is respectively fed from the P1 port, the P2 port and the P3 port, only the A port is used for air outlet, and air is fed from the A port, and is optionally discharged from the P1 port, the P2 port and the P3 port, as shown in figure 5, a KD-G400 type valve produced by Kaida automobile accessory limited company in Huaian city. 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.

The single valve is used for inhibiting the emergency opening gas circuit of the quick-opening vehicle door at the door opening of the driver, and comprises a door opening action unit, a door opening control unit and a driver control unit as shown in fig. 7; 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, and 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 outside quick-opening emergency valve 21, an inside quick-opening emergency valve 22, a three-way valve 23 and a joint control valve 24; the driver control unit comprises a driver quick-opening emergency valve 31 and a suppression valve 32; the air cylinder 4 is connected with a P port of a suppression valve 32, an A port of the suppression valve 32 is connected with an A port of a three-way valve 23, a B port of the suppression valve 32 is connected with a P port of a driver quick-opening emergency valve 31, the A port of the driver quick-opening emergency valve 31 is connected with a P port of an outside quick-opening emergency valve 21, the A port of the outside quick-opening emergency valve 21 is connected with the P port of an inside quick-opening emergency valve 22, the A port of the inside quick-opening emergency valve 22 is connected with the B port of the three-way valve 23, the C port of the three-way valve 23 is connected with the P port of a control valve 12 of a door opening action unit, the door opening action unit comprises an air cylinder 11 and the control valve 12, the air cylinder 11 is connected with a door piston rod mechanism, air ports at two ends of the air cylinder are respectively connected with the A port and the B port of the control valve 12, the R port and the S port of the control valve are connected with the A port of the joint control valve 24 in parallel, the P1 of the joint control valve, the B of the in-vehicle quick-opening emergency valve 22 is connected with a port P3 of the joint control valve.

Fig. 8 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, and the air path direction of the front door unit is as follows:

at the moment, the inhibition valve at the driver is not electrified, the PB port of the inhibition valve is communicated, and the driver quick-opening emergency valve, the vehicle outside quick-opening emergency valve at the door opening and the vehicle inside quick-opening emergency valve are communicated through the PA port and the BR port. The air inlet path is that an air source in the air storage cylinder 4 enters through a port P and exits through a port B of an inhibition valve at a driver, enters through a port P and exits through a port A of a driver quick-opening emergency valve, branches to enter through a port P and exits through a port A of an external quick-opening emergency valve at a front door opening, enters through a port P and exits through a port A of an in-vehicle quick-opening emergency valve, exits through a port B and a port C of a three-way valve, enters into a front door opening action unit, exits through a port P and a port A of a control valve, pushes a cylinder piston, and a piston rod tightens 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 port A of the joint control valve through the port B of the control valve and exits from the port S of the control valve, enters the port A of the joint control valve, exits from any port P1, port P2 and port P3 of the joint control valve, and respectively corresponds to the port B of the quick-opening emergency valve and the port R of the driver, the port B of the quick-opening emergency valve outside the vehicle at the door opening and the port R of the quick-opening emergency valve inside the vehicle, and an exhaust path is formed.

If a driver executes normal door opening through the door opening and closing button electric control valve, the control valve is electrified, the AR port and the PB port of the control valve are communicated, gas in a gas path flows out from the B port of the control valve and enters the cylinder to reversely push the piston of the cylinder, the gas in the cylinder flows out from the A port of the control valve through the R port and enters the A port of the joint control valve, gas is discharged from any one of the P1 port, the P2 port and the P3 port of the joint control valve and respectively corresponds to the B port inlet and the R port outlet of the driver quick-opening emergency valve returned to the driver, the B port inlet and the R port outlet of the vehicle external quick-opening emergency valve at the door opening, and the B port and the R port outlet of the vehicle internal quick-opening emergency valve.

Fig. 9 is a schematic diagram of the air path state of the emergency valve actuated by the driver at the driver when the vehicle is stopped or the vehicle speed is less than 5km, and the air path trend of the front door unit is as follows:

the driver who controls driver department opens emergency valve 31 soon, and its AR mouth communicates with each other, and PB mouth communicates with each other, and the interior emergency valve of car outside the door opening department still is AP mouth expert, BR mouth expert, and the suppression valve of driver department is not circular telegram, and its PB mouth communicates with each other. The gas in the gas path enters the joint control valve from the port B of the quick-opening emergency valve of the driver, then enters the port B of the control valve from the port A of the joint control valve, enters the port B of the control valve and goes out, reversely pushes the gas piston, the gas exhaust path in the gas cylinder enters the port P of the control valve through the port A of the control valve, enters the port B of the three-way valve, enters the port A of the quick-opening emergency valve in the vehicle at the door opening and goes out from the port P of the quick-opening emergency valve outside the vehicle, enters the port A of the quick-opening emergency valve of the driver and goes out from the port R of the quick-opening emergency valve A of the driver, and the vehicle door is automatically and quickly opened after.

Fig. 10 is a schematic diagram of an operation gas path state of the external quick-opening emergency valve at a door opening when the vehicle is stopped or the vehicle speed is less than 5km, and the gas path direction of the front door unit is as follows:

the opening R of the external quick-opening emergency valve 21 at the front door opening is controlled, gas in a gas path enters the joint control valve from the opening B of the external quick-opening emergency valve, enters the opening B of the control valve from the opening A of the joint control valve, enters the opening B of the control valve from the opening S, reversely pushes a gas piston, and is exhausted through the opening A, the opening P of the control valve, the opening C, the opening B of the three-way valve, the opening A, the opening P of the internal quick-opening emergency valve at the door opening, the opening A, the opening R of the external quick-opening emergency valve, and after the gas in the cylinder is exhausted, the door is automatically and quickly opened.

FIG. 11 is a schematic diagram of an operation gas path state of a quick-opening emergency valve in a vehicle at a door opening when the vehicle is stopped or the vehicle speed is less than 5km according to the embodiment;

the opening R of the in-vehicle quick-opening emergency valve 22 at the front door opening is controlled, gas in a gas path enters the joint control valve from the opening B of the in-vehicle quick-opening emergency valve and enters the opening B of the control valve from the opening A of the joint control valve to reversely push a gas piston, and a gas exhaust path in the gas cylinder is formed by the inlet of the opening A of the control valve, the outlet of the opening P of the control valve, the inlet of the opening B of the opening C of the three-way valve and the outlet of the opening R of the in-vehicle quick-opening emergency valve at the door opening, and after the gas in the gas cylinder is exhausted, the door is automatically and quickly opened.

FIG. 12 is a schematic diagram of the state of the gas circuit when the suppression valve is powered on at the driver during the driving process of the embodiment at a speed of more 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 the air source in the air storage cylinder 4 enters from the port P of the driver inhibition valve and exits from the port A, and is directly shunted to the port A of the three-way valve and the port C of the door opening to enter the front door opening action unit, and then enters from the port P of the control valve and exits from the port A to push the piston rod of the air cylinder to tighten the door to close, and the quick-opening emergency valve 31 of the driver, the quick-opening emergency valve 21 outside the vehicle at the door opening and the quick-opening emergency valve 22 inside the vehicle are skipped, and at the moment, the quick-opening emergency valve of the driver or the quick-opening emergency valve inside the vehicle and outside the vehicle at the door opening are both; the air in the tail end cavity of the air cylinder is discharged from the air cylinder, enters the port A of the joint control valve through the port B inlet of the control valve and the port S outlet of the control valve, is discharged from any port of the port P1, the port P2 and the port P3 of the joint control valve, and respectively corresponds to the port B inlet and the port R outlet of the quick-opening emergency valve of a driver, the port B inlet and the port R outlet of the quick-opening emergency valve outside the vehicle at the door opening, and the port B and the port R outlet of the quick-opening emergency valve inside the vehicle, so that an exhaust path is formed.

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 is used for inhibiting all quick-opening vehicle door emergency opening gas circuits of a door opening at a driver, and comprises a door opening control unit and a driver control unit, wherein the door opening control unit comprises an external quick-opening emergency valve (21), an internal quick-opening emergency valve (22) and a joint control valve (24), and 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 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, the joint control valve (24) is a multi-way pneumatic control valve with a P1 port, a P2 port, a P3 port and an A port, air is respectively fed from the P1 port, the P2 port and the P3 port, only the A port is used for discharging air, and air is fed from the A port and is optionally discharged from the P1 port, the P2 port and the P3 port, and the quick-opening emergency: the device also comprises a suppression valve (32) and a three-way valve (23), 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 three-way valve is not electrified, a PA port is communicated with a BS port when the three-way valve is electrified, the S port is blocked, 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 and air outlet, the C port is used for air inlet and air outlet, 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 (23), the B port of the suppression valve (32) is connected with the P port of a driver quick-opening emergency valve (31), the A port of the driver quick-opening emergency valve (31) is connected with the P port of an outside vehicle quick-opening emergency valve (21), the A port of the outside vehicle-opening emergency valve (21) is connected with the, the C port of the three-way valve (23) is connected to the P port of a control valve (12) of the door opening action unit, the door opening action unit comprises a cylinder (11) and the control valve (12), the control valve is a two-position five-way electromagnetic valve with an R port, the P port, an S port, an A port and a B port, the PA port of the control valve is communicated with the BS port when the control valve is not electrified, a piston rod of the cylinder (11) is connected with a door mechanism, the air ports at the two ends of the cylinder are respectively connected with the A port and the B port of the control valve (12), the R port and the S port of the control valve are connected to the A port of the joint control valve (24) in parallel, the P1 of the joint control valve is connected with the B port of a driver quick-opening emergency valve (31), the B port of an outside-vehicle quick-opening emergency valve (21) is connected to the P2 port of the joint control valve, and the B port of the.

2. The single valve of claim 1 for suppressing emergency opening of vehicle doors by a driver at a door opening, wherein the single valve is characterized in that: the door opening action units and the door opening control units are connected into a driver position control unit in parallel in two or more numbers, the A port of the inhibition valve (32) is connected with the A port of the three-way valve (23) of each door opening through a three-way branch, the A port of the driver quick-opening emergency valve (31) is connected to the P port of the vehicle outside quick-opening emergency valve (21) of each door opening through the three-way branch, and the B port of the driver quick-opening emergency valve (31) is connected to the P1 port of the joint control valve at each door opening through the three-way branch.

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