CN212079015U - Protection system for forbidding door opening in driving process - Google Patents
Protection system for forbidding door opening in driving process Download PDFInfo
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- CN212079015U CN212079015U CN201922396004.7U CN201922396004U CN212079015U CN 212079015 U CN212079015 U CN 212079015U CN 201922396004 U CN201922396004 U CN 201922396004U CN 212079015 U CN212079015 U CN 212079015U
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Abstract
The utility model discloses a driving in-process forbids protection system of door-opening, including door actuating mechanism, door pump solenoid valve, three way solenoid valve, first emergency valve, second emergency valve and gas receiver, two valve ports and door actuating mechanism of door pump solenoid valve link to each other, and three valve port of three way solenoid valve corresponds the valve port of connecting door pump solenoid valve, the valve port of first emergency valve and the gas outlet of gas receiver respectively, and the valve port of first emergency valve corresponds with the valve port of second emergency valve and links to each other, and the second emergency valve links to each other with the gas outlet of gas receiver. The utility model discloses simple structure, the simple operation ensures that passenger's door can not be opened with any form at the vehicle in-process of traveling, has ensured passenger's life safety and property safety, has increased one insurance for whole car at the in-process of traveling.
Description
The technical field is as follows:
the utility model relates to a protection system that the door was forbidden to open among the driving process.
Background art:
with the great popularization of automobiles, various automobiles can be seen on the road at any time and any place, the safety of the automobiles is more and more emphasized, and various standards are provided for ensuring the safety of the automobiles in the country, wherein the latest 13094 standard specifically mentions that the passenger door is strictly opened when the speed of the automobile exceeds 5 KM/H.
However, the existing door control strategies all realize the protection of forbidding to open the door by cutting off the power supply of the door switch when the vehicle speed is more than 5KM/H, if someone opens the emergency valve forcibly at the moment, the air supply of the door can be cut off, and the door actuating mechanism loses pressure, so that the door can be opened easily, thereby causing safety accidents.
The invention content is as follows:
the utility model provides a protection system that driving process forbidden door was opened, the utility model discloses a control emergency valve's air supply for even open emergency valve still can't open passenger's door at the in-process that the car went, guaranteed that any mode can't open the door under the condition when the speed of a motor vehicle is higher than 5KM H, when the speed of a motor vehicle is less than 5 KMH, emergency valve can take effect immediately again, ensures to open passenger's door of car through emergency valve under urgent circumstances.
The utility model discloses the technical scheme who adopts has: a protection system for forbidding opening of a door in a driving process comprises a door actuator, a door pump electromagnetic valve, a three-way electromagnetic valve, a first emergency valve, a second emergency valve and an air storage cylinder, wherein two valve ports of the door pump electromagnetic valve are connected with the door actuator;
when the three-way electromagnetic valve is electrified, two valve ports connected with the door pump electromagnetic valve and the air storage cylinder in the three-way electromagnetic valve are communicated, and a valve port connected with the first emergency valve is closed;
when the three-way electromagnetic valve is powered off, two valve ports connected with the door pump electromagnetic valve and the first emergency valve in the three-way electromagnetic valve are communicated, and the valve port connected with the air storage cylinder is closed.
The utility model also provides a protection strategy that the door was forbidden to open in the driving process, include:
1) when the vehicle is not started or the vehicle speed is lower than 5KM/H, a door control circuit for controlling the action of a door actuating mechanism in the vehicle normally works, the electric switch door normally functions, the gas circuits of the first emergency valve and the second emergency valve normally work, and the passenger door can be normally opened through the first emergency valve or the second emergency valve;
2) when the vehicle speed is more than 5KM/H, the door control system in the vehicle cuts off the power supply of the door switch, so that the passenger door cannot be opened through the electric control system in the vehicle, meanwhile, the door control system controls the three-way electromagnetic valve to cut off the air sources of the first emergency valve and the second emergency valve, and the air source of the air storage cylinder is led into the door pump electromagnetic valve through the three-way electromagnetic valve, at the moment, the first emergency valve and the second emergency valve fail to work, and the air source of the door actuating mechanism cannot be cut off no matter the two emergency valves are opened or closed; when the speed of the vehicle is reduced to be below 5KM/H, the door control system controls the three-way electromagnetic valve to connect the air sources of the first emergency valve and the second emergency valve, and simultaneously disconnects the air source of the air storage cylinder to the door pump electromagnetic valve, and the two emergency valves can recover to be in a normal working state.
Further, the opening or closing of the passenger door in the automobile is realized by the inflation or deflation of the door pump solenoid valve, and when the door pump solenoid valve inflates the door actuator, the passenger door is closed; when the door pump solenoid releases the air pressure from the door actuator, the passenger door opens.
The utility model discloses following beneficial effect has:
the utility model discloses simple structure, the simple operation ensures that passenger's door can not be opened with any form at the vehicle in-process of traveling, has ensured passenger's life safety and property safety, has increased one insurance for whole car at the in-process of traveling.
Description of the drawings:
fig. 1 is a structural diagram of the present invention.
Fig. 2 is a circuit control diagram of the present invention.
The specific implementation mode is as follows:
the present invention will be further described with reference to the accompanying drawings.
As shown in FIG. 1 and FIG. 2, the utility model relates to a protection system for forbidding the door opening in the driving process, which comprises a door actuator 1, a door pump solenoid valve 2, a three-way solenoid valve 3, a first emergency valve 4, a second emergency valve 5 and an air cylinder 6. Two valve ports of the door pump electromagnetic valve 2 are connected with the door actuating mechanism 1, three valve ports of the three-way electromagnetic valve 3 are respectively and correspondingly connected with the valve port of the door pump electromagnetic valve 2, the valve port of the first emergency valve 4 and the air outlet of the air storage cylinder 6, the valve port of the first emergency valve 4 is correspondingly connected with the valve port of the second emergency valve 5, and the second emergency valve 5 is connected with the air outlet of the air storage cylinder.
When the three-way electromagnetic valve 3 is powered on, two valve ports connected with the door pump electromagnetic valve 2 and the air storage cylinder 6 in the three-way electromagnetic valve 3 are communicated, and a valve port connected with the first emergency valve 4 is closed, namely the valve ports 1 and 3 of the three-way electromagnetic valve 3 are communicated, and the valve port 2 is closed.
When the three-way electromagnetic valve 3 is powered off, two valve ports connected with the door pump electromagnetic valve 2 and the first emergency valve 4 in the three-way electromagnetic valve 3 are switched on, and a valve port connected with the air storage cylinder 6 is closed, namely the valve ports 1 and 2 of the three-way electromagnetic valve 3 are switched on, and the valve port 3 is closed.
The utility model discloses a protection strategy as follows:
1) when the vehicle is not started or the vehicle speed is lower than 5KM/H, a power supply is output from a vehicle control pin in the vehicle door control circuit, the relay is attracted, the power supply does not exist at the controller pin of the three-way electromagnetic valve 3, the three-way electromagnetic valve 3 is in a state that the port 1 and the port 2 are communicated, and the gas path trend is from the gas storage cylinder gas source 6 to the second emergency valve 5 and the first emergency valve 4, is communicated to the door pump electromagnetic valve 2 through the port 1 and the port 2 of the three-way electromagnetic valve, and then to the door actuating mechanism 1. If any one of the second emergency valve 5 and the first emergency valve 4 is opened at this time, the opened corresponding emergency valve cuts off the gas path of the auxiliary gas cylinder 6 and the door actuator 1, the door mechanism will release the pressure through the second emergency valve 5 and the first emergency valve 4, and the door can be opened easily by external force.
The utility model discloses the door control circuit who mentions in is the most conventional control circuit of current vehicle, so the utility model discloses no longer give unnecessary details to door control circuit principle.
2) When the speed of a vehicle is greater than 5KM/H, the whole vehicle control pin in the door control circuit stops outputting, the controller pin in the three-way electromagnetic valve 3 is connected with a normal fire, the opening 1 and the opening 3 of the three-way electromagnetic valve are controlled to be connected, and the opening 2 is disconnected, at the moment, a door air source is directly provided for the door actuating mechanism 1 from the air storage cylinder through the opening 1 and the opening 3 of the three-way electromagnetic valve, and in the state, no matter which emergency valve is opened, the air passage between the door actuating mechanism 1 and the air storage cylinder 6 cannot be cut off, so that the door cannot be opened by external force. Thereby ensuring the personal safety and property safety of passengers in the driving process of the vehicle. When the vehicle speed is recovered to 5KM/H, the control pin of the whole vehicle has power supply output, so that the vehicle door can be opened smoothly under the condition of meeting special conditions through normally opening the door through the emergency valve.
The opening or closing of the passenger door in the automobile is realized by the inflation or deflation of the door pump electromagnetic valve 2, and when the door pump electromagnetic valve 2 is inflated to the door actuating mechanism 1, the passenger door is closed; when the door pump solenoid valve 2 releases the air pressure of the door actuator 1, the passenger door is opened.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (1)
1. A protection system for forbidding a door to be opened in a driving process is characterized in that: the emergency air storage device comprises a door execution mechanism (1), a door pump electromagnetic valve (2), a three-way electromagnetic valve (3), a first emergency valve (4), a second emergency valve (5) and an air storage cylinder (6), wherein two valve ports of the door pump electromagnetic valve (2) are connected with the door execution mechanism (1), three valve ports of the three-way electromagnetic valve (3) are respectively and correspondingly connected with a valve port of the door pump electromagnetic valve (2), a valve port of the first emergency valve (4) and an air outlet of the air storage cylinder (6), a valve port of the first emergency valve (4) is correspondingly connected with a valve port of the second emergency valve (5), and the second emergency valve (5) is connected with an air outlet of the air storage cylinder;
when the three-way electromagnetic valve (3) is electrified, two valve ports connected with the door pump electromagnetic valve (2) and the air storage cylinder (6) in the three-way electromagnetic valve (3) are communicated, and a valve port connected with the first emergency valve (4) is closed;
when the three-way electromagnetic valve (3) is powered off, two valve ports connected with the gate pump electromagnetic valve (2) and the first emergency valve (4) in the three-way electromagnetic valve (3) are communicated, and a valve port connected with the air storage cylinder (6) is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922396004.7U CN212079015U (en) | 2019-12-27 | 2019-12-27 | Protection system for forbidding door opening in driving process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922396004.7U CN212079015U (en) | 2019-12-27 | 2019-12-27 | Protection system for forbidding door opening in driving process |
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| Publication Number | Publication Date |
|---|---|
| CN212079015U true CN212079015U (en) | 2020-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922396004.7U Active CN212079015U (en) | 2019-12-27 | 2019-12-27 | Protection system for forbidding door opening in driving process |
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| CN (1) | CN212079015U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111021869A (en) * | 2019-12-27 | 2020-04-17 | 衡阳智电客车有限责任公司 | Protection system and protection strategy for forbidding door opening in driving process |
-
2019
- 2019-12-27 CN CN201922396004.7U patent/CN212079015U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111021869A (en) * | 2019-12-27 | 2020-04-17 | 衡阳智电客车有限责任公司 | Protection system and protection strategy for forbidding door opening in driving process |
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