CN210239408U - Automobile door lock detection device that freezes - Google Patents
Automobile door lock detection device that freezes Download PDFInfo
- Publication number
- CN210239408U CN210239408U CN201920500965.5U CN201920500965U CN210239408U CN 210239408 U CN210239408 U CN 210239408U CN 201920500965 U CN201920500965 U CN 201920500965U CN 210239408 U CN210239408 U CN 210239408U
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- China
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- automobile door
- door lock
- guide pipe
- automobile
- ejector rod
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Abstract
The utility model provides an automobile door lock detection device that freezes, belongs to automobile body intelligence annex field, concretely relates to door detection device that freezes, includes the door, still includes the outer handle of door, lock body external opening pull rod, ejector pin pipe, a lift section of thick bamboo, step motor, ejector pin, infrared emitter, infrared receiver, singlechip, relay, remote controller and bee calling organ. The utility model discloses can give the back of opening signal at the remote controller, whether automated inspection door lock is in and receives the frozen state and can open to with this information transfer for car owner or automatic control door system of unfreezing start work.
Description
Technical Field
The utility model belongs to automobile body intelligence annex field, concretely relates to door lock detection device that freezes.
Background
In northern cold areas, particularly in northeast areas, the wind is strong in winter and many dusts, and the weather is severe cold and water drops into ice, because the sealing property of the automobile is reduced along with the increase of the service life, when the automobile is washed in winter or in cold weather with high humidity, most automobile owners can not normally open the automobile door in the morning, or the automobile door lock can not normally open after the automobile is washed, if the automobile is unlocked by a key in an enterprise, the mechanical key is broken due to large force, or the door handle is damaged due to overlarge outward pulling force. Most of the problems are that the automobile door lock is frozen due to water stored in gaps of the automobile body during snowing or car washing, which brings great inconvenience to most of automobile owners. At present, all remote control unlocking systems only open a central control lock of an automobile, and no technology can automatically open an automobile door lock to replace an automobile owner to pull an automobile door handle, so that whether the automobile door lock is frozen or not can not be remotely determined, and some preparation work can not be carried out in advance for the frozen automobile door. That is to say, at present, a device for automatically detecting whether the automobile door lock is frozen or not is lacked and is matched with a thawing measure for use. Therefore, there is a need in the art for a new solution to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the utility model provides an automobile door lock detection device that freezes can effectively solve under the cold weather and can't foresee automobile door lock and go up the puzzlement that freezes.
An automobile door lock freeze-proof detection device comprises an automobile door, an automobile door outer handle, a lock body outer opening pull rod, a push rod guide pipe, a cylindrical cam, a stepping motor, a push rod, an infrared emitter, an infrared receiver, a single chip microcomputer, a relay, a remote controller and a buzzer;
the stepping motor is connected with an automobile storage battery through a lead and is arranged in the automobile door;
the bottom of the cylindrical cam is connected with the output end of the stepping motor;
a spring is arranged in the ejector rod guide pipe;
one end of the ejector rod extends into the ejector rod guide pipe to be connected with the spring, and the other end of the ejector rod is provided with a ball which is in contact with the top end of the cylindrical cam;
the top end of the ejector rod guide pipe is fixedly connected with the lock body external opening pull rod;
the lock body external opening pull rod is connected with the vehicle door external handle;
an infrared emitter is arranged on the side surface of the ejector rod guide pipe and is connected with the single chip microcomputer through a lead;
the inner side of the vehicle door is provided with an infrared receiver used for receiving an infrared signal of the infrared transmitter when the ejector rod guide pipe is lifted;
the single chip microcomputer is arranged in the vehicle body and is connected with the vehicle-mounted antenna and the buzzer through wires;
the single chip microcomputer is respectively connected with the automobile storage battery and the infrared receiver through leads;
the relay is arranged in the vehicle door and is connected with an output port of the single chip microcomputer through a lead;
the relay is electrically connected with the stepping motor;
the remote controller comprises a radio remote control signal generator, a transmitting antenna and a battery.
The single chip microcomputer is an STM32 chip.
And the single chip microcomputer is electrically connected with an automobile door lock unfreezing system.
The spring is a compression spring.
The top end of the ejector rod guide pipe is vertically connected with the opening pull rod outside the lock body.
The relay is a movable electromagnetic relay.
The utility model has the advantages that: after the remote controller gives out an opening signal, the device can automatically detect whether the automobile door lock is in a frozen state and can be opened, and transmits the information to an automobile owner or automatically controls the automobile door lock unfreezing system to start working.
Drawings
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Fig. 1 is the utility model relates to an automobile door lock detection device that freezes's schematic structure diagram.
Fig. 2 is the structure schematic diagram of the ejector rod conduit and the ejector rod of the device for detecting the frozen state of the automobile door lock.
Fig. 3 is the utility model relates to an automobile door lock freezes detection device's signal of telecommunication schematic diagram.
In the figure, 1-a vehicle door outer handle, 2-a lock body outer opening pull rod, 3-a push rod guide pipe, 4-a cylindrical cam, 5-a stepping motor, 6-a push rod, 7-an infrared emitter, 8-an infrared receiver, 9-a single chip microcomputer, 10-a relay, 11-a remote controller, 31-a spring, 61-a ball, 92-a wireless receiver and 12-a buzzer.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
An automobile door lock freeze-proof detection device comprises an automobile door, an automobile door outer handle 1, a lock body outer opening pull rod 2, a push rod guide pipe 3, a cylindrical cam 4, a stepping motor 5, a push rod 6, an infrared transmitter 7, an infrared receiver 8, a single chip microcomputer 9, a relay 10, a remote controller 11 and a buzzer 12;
the stepping motor 5 is connected with an automobile storage battery through a lead and is arranged in the automobile door;
the bottom of the cylindrical cam 4 is connected with the output end of the stepping motor 5;
a spring 31 is arranged in the ejector rod guide pipe 3;
one end of the ejector rod 6 extends into the ejector rod guide pipe 3 to be connected with the spring 31, the other end of the ejector rod 6 is provided with a ball 61, and the ball 61 is contacted with the top end of the cylindrical cam 4;
the top end of the ejector rod guide pipe 3 is fixedly connected with the lock body external opening pull rod 2;
the lock body external opening pull rod 2 is connected with the vehicle door external handle 1;
an infrared emitter 7 is arranged on the side surface of the ejector rod guide pipe 3, and the infrared emitter 7 is connected with the single chip microcomputer 9 through a lead;
the inner side of the vehicle door is provided with an infrared receiver 8 which is used for receiving an infrared signal of the infrared emitter 7 when the mandril conduit 3 is lifted;
the single chip microcomputer 9 is arranged in the vehicle body and is connected with the vehicle-mounted antenna 92 and the buzzer 12 through conducting wires;
the single chip microcomputer 9 is respectively connected with the automobile storage battery and the infrared receiver 8 through leads;
the relay 10 is arranged in the vehicle door and is connected with an output port of the singlechip 9 through a lead;
the relay 10 is electrically connected with the stepping motor 5;
the remote control 11 comprises a radio remote control signal generator, a transmitting antenna and a battery.
The single chip microcomputer 9 is an STM32 chip.
And the singlechip 9 is electrically connected with an automobile door lock unfreezing system.
The spring 31 is a compression spring.
The top end of the ejector rod guide pipe 3 is vertically connected with the lock body external opening pull rod 2.
The relay 10 is a movable electromagnetic relay.
The singlechip 9 is powered by an automobile storage battery and supports the power consumption of the infrared emitter 7 and the infrared receiver 8 through a lead. When the automobile door lock is used, an automobile owner opens the central control lock through an automobile remote controller, the remote controller 11 of the detection device is controlled to start the whole system, the single chip microcomputer 9 is powered on to start working, the infrared emitter 7 is controlled to be opened, the relay 10 is enabled to be communicated, the stepping motor 5 rotates for a circle, the ejector rod 6 moves for a circle on the top end of the cylindrical cam 4, if the automobile door lock is frozen, the pull rod 2 which is opened outside the lock body cannot move, the ejector rod guide pipe 3 which is fixedly connected with the lock body cannot move up and down, when the ejector rod 6 moves to the highest position of the top end of the cylindrical cam, the maximum deformation amount of the spring 31 in. The infrared emitter 7 does not move upwards, the infrared receiver 8 does not receive signals at the moment, the automobile door lock is frozen, the single chip microcomputer 9 feeds back to an automobile owner through the buzzer 12, and the automobile owner can start defrosting preparation in advance. If the automobile door lock is not frozen, in the process of lifting the ejector rod 6, the acting force of the spring 31 enables the ejector rod guide pipe 3 and the lock body external opening pull rod 2 to move upwards, the spring 31 pushes the pull rod to complete the unlocking process along with the continuous upward movement of the ejector rod 6, the maximum deformation of the spring is L2, obviously L2< L1, along with the upward movement of the ejector rod guide pipe 3, the infrared receiver 8 receives a signal and feeds the signal back to the single chip microcomputer 9, the automobile door lock is not frozen, and then the whole system is automatically closed.
The detection device can be used for detecting whether the automobile door lock is frozen or not and can also be used as a detection device of an intelligent automobile door lock unfreezing system; after the stepping motor 5 works for the first time, if the infrared receiver 8 does not receive a signal, the automobile door lock unfreezing system starts to work, the work cycle is thirty seconds, after thirty seconds of heating, the stepping motor 5 works again, the system is closed until the infrared receiver 8 receives the signal in the whole cycle process, and the detection device is closed. The embodiments described above are only a part of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative work and equivalent replacements or changes according to the technical solution and the improvement concept of the present invention belong to the protection scope of the present invention.
Claims (6)
1. The utility model provides an automobile door lock detection device that freezes, includes the door, its characterized in that: the lock further comprises a door outer handle (1), a lock body outer opening pull rod (2), a push rod guide pipe (3), a cylindrical cam (4), a stepping motor (5), a push rod (6), an infrared emitter (7), an infrared receiver (8), a single chip microcomputer (9), a relay (10), a remote controller (11) and a buzzer (12);
the stepping motor (5) is connected with an automobile storage battery through a lead and is arranged in the automobile door;
the bottom of the cylindrical cam (4) is connected with the output end of the stepping motor (5);
a spring (31) is arranged in the ejector rod guide pipe (3);
one end of the ejector rod (6) extends into the ejector rod guide pipe (3) and is connected with the spring (31), the other end of the ejector rod guide pipe is provided with a ball (61), and the ball (61) is in contact with the top end of the cylindrical cam (4); the top end of the ejector rod guide pipe (3) is fixedly connected with the lock body external opening pull rod (2);
the lock body external opening pull rod (2) is connected with the vehicle door external handle (1);
an infrared emitter (7) is arranged on the side surface of the ejector rod guide pipe (3), and the infrared emitter (7) is connected with the single chip microcomputer (9) through a lead; the inner side of the vehicle door is provided with an infrared receiver (8) for receiving an infrared signal of the infrared transmitter (7) when the ejector rod guide pipe (3) is lifted;
the single chip microcomputer (9) is arranged in the vehicle body and is connected with the vehicle-mounted antenna (92) and the buzzer (12) through conducting wires;
the single chip microcomputer (9) is respectively connected with the automobile storage battery and the infrared receiver (8) through leads;
the relay (10) is arranged inside the vehicle door and is connected with an output port of the single chip microcomputer (9) through a lead;
the relay (10) is electrically connected with the stepping motor (5);
the remote control (11) comprises a radio remote control signal generator, a transmitting antenna and a battery.
2. An automobile door lock frost detection apparatus according to claim 1, wherein: the single chip microcomputer (9) is an STM32 chip.
3. An automobile door lock frost detection apparatus according to claim 1, wherein: and the single chip microcomputer (9) is electrically connected with an automobile door lock unfreezing system.
4. An automobile door lock frost detection apparatus according to claim 1, wherein: the spring (31) is a compression spring.
5. An automobile door lock frost detection apparatus according to claim 1, wherein: the top end of the ejector rod guide pipe (3) is vertically connected with the lock body external opening pull rod (2).
6. An automobile door lock frost detection apparatus according to claim 1, wherein: the relay (10) is a movable electromagnetic relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920500965.5U CN210239408U (en) | 2019-04-15 | 2019-04-15 | Automobile door lock detection device that freezes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920500965.5U CN210239408U (en) | 2019-04-15 | 2019-04-15 | Automobile door lock detection device that freezes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210239408U true CN210239408U (en) | 2020-04-03 |
Family
ID=69968770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920500965.5U Expired - Fee Related CN210239408U (en) | 2019-04-15 | 2019-04-15 | Automobile door lock detection device that freezes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210239408U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006598A (en) * | 2021-04-16 | 2021-06-22 | 浙江鸿广科技有限公司 | Intelligent anti-theft door lock |
| CN114264495A (en) * | 2021-12-30 | 2022-04-01 | 上海恩坦华汽车门系统有限公司 | Be used for electronic actuation lock functional life test device that opens ice |
-
2019
- 2019-04-15 CN CN201920500965.5U patent/CN210239408U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006598A (en) * | 2021-04-16 | 2021-06-22 | 浙江鸿广科技有限公司 | Intelligent anti-theft door lock |
| CN114264495A (en) * | 2021-12-30 | 2022-04-01 | 上海恩坦华汽车门系统有限公司 | Be used for electronic actuation lock functional life test device that opens ice |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200403 |
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| CF01 | Termination of patent right due to non-payment of annual fee |