CN210396470U - Single valve for restraining fast-opening door opening and slow-opening vehicle door emergency opening air circuit at driver - Google Patents
Single valve for restraining fast-opening door opening and slow-opening vehicle door emergency opening air circuit at driver Download PDFInfo
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- CN210396470U CN210396470U CN201921107459.6U CN201921107459U CN210396470U CN 210396470 U CN210396470 U CN 210396470U CN 201921107459 U CN201921107459 U CN 201921107459U CN 210396470 U CN210396470 U CN 210396470U
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Abstract
The utility model discloses a single valve for restraining a fast-opening and slow-opening vehicle door emergency opening gas circuit at a driver, which comprises a door opening control unit and a driver control unit; the door opening control unit comprises an external manual emergency valve connected in series, an internal manual emergency valve and a three-way valve, the driver control unit comprises a quick-opening emergency valve and a suppression valve, an air circuit is formed by the air cylinder 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 suppress the manual emergency valves at the positions of the driver and all the door openings from supplying air to the door opening action units, the mistaken door opening operation is effectively prevented in the running, 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 cost of the whole air circuit is reduced, the.
Description
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 door opening slowly and drive the vehicle door and open the gas circuit in emergency.
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 connected to a driver to realize the function of quickly opening the door by air path control and improve 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 at the driver and the door opening to ensure the driving safety, and a patent application number of the gas path system is provided (201920373576.0), 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 driver department and opens door opening slowly and drive the vehicle door emergency and open the gas circuit, only at a suppression valve of driver department installation, can avoid the vehicle at the normal in-process of traveling, and the manual emergency valve of driver department quick-open emergency valve and each door opening department takes place because of the improper dangerous situation of opening the door that the maloperation caused, guarantees passenger personal safety.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the single-valve inhibition driver is provided with an emergency opening gas circuit for quickly opening a door opening and slowly opening a vehicle door, and comprises a door opening control unit and a driver control unit, wherein the door opening control unit comprises an external manual emergency valve, an internal manual emergency valve and a three-way valve which are connected in series, the driver control unit comprises a quick-opening emergency valve and an inhibition valve, 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 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 AR 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 PB port is communicated with the AR port when the quick-opening emergency valve is operated, the BS port is communicated with the PB port when the quick-opening emergency valve is operated, the A port or the B port of the three-way valve is blocked, the A port or the B port of the three-way valve is used for air inlet and air outlet, the C port is used for air inlet and air outlet, the air storage cylinder is connected with the P port of the inhibition valve, the A port of the inhibition valve is connected with the A port of the three-way valve, the B port of the inhibition valve is connected with the P port of the quick-opening emergency valve, the A port of the quick-opening emergency valve is connected with the P port of the manual emergency valve outside the vehicle, the A port, the C port of the three-way valve is connected to the P port of the control valve of the door opening action unit, the B port of the quick-opening emergency valve is connected with the R port S port of the control valve of the door opening action unit, the door opening action unit comprises an air cylinder and the control valve, the control valve is a two-position five-way electromagnetic valve with the R port, the P port, the S port, the A port and the 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 air cylinder is connected with the 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 port of the control valve are connected to.
The utility model discloses further improve technical scheme and be, door opening action unit and door opening the control unit of driver department are parallelly connected in quantity two and above, 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 A mouth of the emergency valve of opening soon connects to the P mouth of the outer manual emergency valve of car of each door opening through the tee bend along separate routes, and the B mouth of the emergency valve of opening soon connects to the R mouth S mouth of the control valve of each door opening action unit 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 only is in the suppression valve of driver department installation, just can prevent effectively that the passenger from touching or controlling the manual emergency valve of door opening department by mistake in the driving or the driver touches by mistake, the passenger controls the quick-open emergency valve 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 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 circuit diagram of application number 201920373576.0;
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 embodiment of an external manual emergency valve actuation gas path state at a door opening for parking or vehicle speed <5 km;
FIG. 11 is a schematic diagram of an operation gas path state of a manual 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 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 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 fittings limited company in Huaian city; the three-way valve has 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 5, a KD-G300 type valve produced by Kaida auto-parts Co., Ltd. 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 inhibits the emergency opening gas circuit of the vehicle door which is opened quickly at the driver position and opened slowly at the door opening position, and comprises a door opening action unit, a door opening control unit and a driver control unit as shown in figure 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, 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 external manual emergency valve 21, an internal manual emergency valve 22 and a three-way valve 23 which are connected in series, a driver control unit comprises a 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 respectively connected with the opening A of the internal manual emergency valve 23 through a tee joint, the opening B of the suppression valve 32 is connected with the opening P of the quick-opening emergency valve 31 at the driver, the opening A of the quick-opening emergency valve 31 is respectively connected with the opening P of the external manual emergency valve 21 at each door opening through a tee joint, the opening A of the external manual emergency valve 21 is connected with the opening P of the internal manual emergency valve 22 in series, the opening A of the internal manual emergency valve 22 is connected with the opening B of the three, the B port of the quick-opening emergency valve 31 is connected to the R port S of the control valve 12 of the door opening action unit through a tee joint.
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 driver restraining valve at the driver is not electrified, the port PB of the driver restraining valve is communicated, the port PA of the quick-opening emergency valve at the driver is communicated with the port BR of the quick-opening emergency valve at the driver, and the port P of the manual emergency valve at the door opening is communicated with the port A of the manual emergency valve at the door opening. 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 at the driver, is shunted to enter and exit from a port P of an external emergency valve at a front door opening, enters and exits from a port A of an internal emergency valve, enters a front door opening action unit from a port B and a port C of a three-way valve, and exits from a port P of a control valve and a port A of the control valve to push a piston rod of an air cylinder to tighten a door to close; at the moment, gas in the cavity at the tail end of the cylinder is discharged from the cylinder, enters the opening B of the control valve, exits the opening S of the control valve, enters the opening B of the quick-opening emergency valve, exits the opening R of the quick-opening emergency valve, and forms an exhaust path.
If a driver normally opens the door 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 enters the opening B from the opening R of the control valve and flows into the cylinder to reversely push the piston of the cylinder, the gas in the cylinder flows out from the opening R of the control valve A, enters the opening B of the quick-opening emergency valve and flows out from the opening R of the control valve, and the vehicle door is opened.
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 opening A R of the quick-opening emergency valve 31 at the driver is controlled to be communicated with the opening PB of the quick-opening emergency valve, the opening P of the manual emergency valve at the door opening is communicated with the opening A, the inhibition valve at the driver is not electrified, and the opening PB of the manual emergency valve is communicated with the opening B of the quick-opening emergency valve. The gas in the gas path flows out from the opening B of the quick-opening emergency valve, flows out from the opening B of the control valve S, enters the cylinder and reversely pushes the piston, the gas exhaust path in the cylinder flows out from the opening A and the opening P of the control valve, flows out from the opening C and the opening B of the three-way valve, flows into the opening A and the opening P of the manual emergency valve in the vehicle at the door opening, flows into the opening A and the opening P of the manual emergency valve outside the vehicle, flows into the opening A and the opening R of the quick-opening emergency valve at the driver, and automatically and quickly opens the vehicle door after exhausting the gas in the cylinder.
Fig. 10 is a schematic diagram of an external manual emergency valve action gas path state at a door opening when the vehicle is stopped or the vehicle speed is less than 5km, and the gas path trend of the front door unit is as follows:
the port A and the port R of the manual emergency valve 21 outside the automobile at the front door opening are communicated, the gas exhaust path in the air cylinder is that the gas enters and exits through the port A of the control valve, the gas exits through the port C of the three-way valve, the gas enters and exits through the port B of the three-way valve, the gas enters and exits through the port A of the manual emergency valve inside the automobile at the door opening, the gas exits through the port R of the manual emergency valve outside the automobile, and the air in the air cylinder is exhausted, so that the automobile door is pushed open manually.
FIG. 11 is a schematic diagram of an operation gas path state of a manual 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 A of the manual emergency valve 22 in the automobile at the front door opening is controlled, the openings R are communicated, the air exhaust path in the air cylinder is that the air enters and exits through the opening A of the control valve, the opening P, and the air enters and exits through the opening C of the three-way valve, and then enters and exits through the opening B of the manual emergency valve in the automobile at the door opening, and the air in the air cylinder is exhausted, and then the air cylinder is manually pushed to open the automobile door.
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 external manual emergency valve 21 of the vehicle at the door opening and the internal manual emergency valve 22 of the vehicle are skipped, and at the moment, the quick-opening emergency valve of the driver or the internal and external manual emergency valve of the vehicle at the door opening are both ineffective in operation; and gas in the cavity at the tail end of the cylinder is discharged from the cylinder, enters the inlet of the control valve B, exits the outlet of the control valve S, enters the inlet of the quick-opening emergency valve B and exits the outlet of the control valve R to form an exhaust path.
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 fast-opening door opening and slow-opening vehicle door emergency opening gas circuit at a driver, and comprises a door opening control unit and a driver control unit, wherein the door opening control unit comprises an external manual emergency valve (21) and an internal manual emergency valve (22) which are connected in series, the driver control unit comprises a fast-opening emergency valve (31), the manual emergency valve is a two-position three-way valve with a P port, an A port and an R port, the PA port is communicated when the manual emergency valve is not operated, and the AR port is communicated when the manual emergency valve is operated; the emergency valve of opening soon is the two-position cross valve of utensil P mouth, A mouth, B mouth, R mouth, and PA mouth communicates with each other, BR mouth communicates with each other when not controlling, and PB mouth communicates with each other, AR mouth communicates with each other its characterized in that when controlling: 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 quick-opening emergency valve (31), the A port of the quick-opening emergency valve (31) is connected with the P port of an external manual emergency valve (21), the A port of the external manual emergency valve (21) is connected with the P port of an, the C port of the three-way valve (23) is connected to the P port of the control valve (12) of the door opening action unit, the B port of the quick-opening emergency valve (31) is connected with the R port S port of the 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 the R port, the P port, the S port, the A port and the 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 two ends of the cylinder are respectively connected with the A port and the B port of the control valve, and the R port and the S port of the control valve are connected to the B port.
2. The single valve for suppressing the emergency opening gas circuit of the slow-opening vehicle door at the fast-opening door opening of the driver according to claim 1, characterized in that: the door opening action units and the door opening control units are connected into a driver 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 quick-opening emergency valve (31) is connected to the P port of the external manual emergency valve (21) of each door opening through the three-way branch, and the B port of the quick-opening emergency valve (31) is connected to the R port S port of the control valve (12) of each door opening action unit through the three-way branch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921107459.6U CN210396470U (en) | 2019-07-16 | 2019-07-16 | Single valve for restraining fast-opening door opening and slow-opening vehicle door emergency opening air circuit at driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921107459.6U CN210396470U (en) | 2019-07-16 | 2019-07-16 | Single valve for restraining fast-opening door opening and slow-opening vehicle door emergency opening air circuit at driver |
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| Publication Number | Publication Date |
|---|---|
| CN210396470U true CN210396470U (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921107459.6U Active CN210396470U (en) | 2019-07-16 | 2019-07-16 | Single valve for restraining fast-opening door opening and slow-opening vehicle door emergency opening air circuit at driver |
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| CN (1) | CN210396470U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2019
- 2019-07-16 CN CN201921107459.6U patent/CN210396470U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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