阅读说明：本技术 一种汽车发动机盖的智能气动开关 (Intelligent pneumatic switch of automobile engine cover ) 是由 梁日亮 于 2020-06-24 设计创作，主要内容包括：本发明公开了一种汽车发动机盖的智能气动开关,包括CAN总线、主控MCU、备用MCU和执行机构,其特征在于,所述主控MCU电性连接电源,主控MCU电性连接CAN总线,用于接收10P连接器的信号,备用MCU电性连接有备用电源,备用电源连接有连接器,连接器包括与MCU电源连接的检测模块和控制开关,所述执行机构包括气泵A和气动气缸B,气泵A通过电路控制气动气缸B动作,气动气缸B安装在发动机盖的钢片开关处,控制发动机盖的开关,本发明通过智能开锁关锁,通过主控MCU控制,原车钥匙按开锁开关即可打开,关锁开关即可关上,车头盖开关自动打开,跟油箱盖原理一样。还做了应急处理方案,当全车电池耗完电后,后备电源作应急处理,十分安全。(The invention discloses an intelligent pneumatic switch of an automobile engine cover, which comprises a CAN bus, a main control MCU, a standby MCU and an executing mechanism, and is characterized in that the main control MCU is electrically connected with a power supply, the main control MCU is electrically connected with the CAN bus and used for receiving signals of a 10P connector, the standby MCU is electrically connected with the standby power supply, the standby power supply is connected with a connector, the connector comprises a detection module and a control switch which are connected with an MCU power supply, the executing mechanism comprises an air pump A and a pneumatic cylinder B, the air pump A controls the pneumatic cylinder B to act through a circuit, the pneumatic cylinder B is arranged at a steel sheet switch of the engine cover and controls the engine cover to be opened and closed. And an emergency treatment scheme is also provided, and when the battery of the whole vehicle is completely consumed, the backup power supply performs emergency treatment, so that the emergency treatment is very safe.)

1. An intelligent pneumatic switch of an automobile engine cover comprises a CAN bus, a main control MCU, a standby MCU and an executing mechanism, and is characterized in that the main control MCU is electrically connected with a power supply, the main control MCU is electrically connected with the CAN bus and used for receiving signals of a 10P connector, the standby MCU is electrically connected with the standby power supply, the standby power supply is connected with a connector, the connector comprises a detection module and a control switch which are connected with an MCU power supply, when the electric quantity of an original automobile battery is exhausted, the detection module feeds back to the standby power supply, the standby power supply of the standby MCU CAN be switched on through the control switch, the executing mechanism comprises an air pump A and a pneumatic cylinder B, the air pump A controls the pneumatic cylinder B to act through a circuit, the pneumatic cylinder B is arranged at a steel sheet switch of the engine cover and used for controlling the switch of the engine cover, the standby MCU is electrically connected with a buzzer, the air pump A and the pneumatic cylinder B are controlled to act, and the lock of the engine cover is automatically opened.

2. The intelligent pneumatic switch for the engine cover of the automobile as claimed in claim 1, wherein the 10P connector refers to the action monitoring of an original automobile key, and the signal comprises a signal that the gearbox is in P gear and the automobile is locked.

3. The intelligent pneumatic switch for the engine cover of the automobile as claimed in claim 1, wherein the master MCU is interactively connected with the standby MCU through a serial port communication protocol.

4. The intelligent pneumatic switch of the automobile engine cover according to claim 1, wherein the master MCU and the standby MCU are electrically connected with a relay and a time controller to control an actuating mechanism.

5. The intelligent pneumatic switch for the engine cover of the automobile as claimed in claim 1, wherein the output stroke of the pneumatic cylinder is 30 mm.

Technical Field

The invention relates to the technical field of automobile engine cover switches, in particular to an intelligent pneumatic switch of an automobile engine cover.

Background

The bonnet (also called bonnet) is the most striking body component and one of the parts that the buyer often wants to see. The main requirements for the engine cover are heat insulation and sound insulation, light weight and strong rigidity.

The existing engine covers are all mechanical and are all manually controlled switches. When the bicycle is pulled by hand, the front bicycle head cover is opened, and the bicycle head cover needs to be opened by hands. And the machine fails to open properly. The trouble is hard, can not realize intelligent operation, all will look for the switch from the driver's cabin, still need hard to pull open, takes trouble hard when taking place the fault handling emergency. Accordingly, the present invention is directed to an intelligent pneumatic switch for an automobile hood to solve the above problems of the related art.

Disclosure of Invention

The invention aims to provide an intelligent pneumatic switch of an automobile engine cover, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

an intelligent pneumatic switch of an automobile engine cover comprises a CAN bus, a main control MCU, a standby MCU and an executing mechanism, wherein the main control MCU is electrically connected with a power supply, the main control MCU is electrically connected with the CAN bus and used for receiving signals of a 10P connector, the standby MCU is electrically connected with a standby power supply, the standby power supply is connected with a connector, the connector comprises a detection module and a control switch which are connected with an MCU power supply, when the electric quantity of an original automobile battery is exhausted, the detection module feeds back to the standby power supply, the standby power supply of the standby MCU CAN be switched on through the control switch, the executing mechanism comprises an air pump A and a pneumatic cylinder B, the air pump A controls the pneumatic cylinder B to act through a circuit, the pneumatic cylinder B is arranged at a steel sheet switch of the engine cover and controls the engine cover to be switched on, the standby MCU is electrically connected with a buzzer, and when the standby MCU switch is switched on through the, the lock of the engine cover is automatically opened, but after 40 seconds, the lock is automatically closed, if the vehicle owner does not close the control switch, the standby MCU controls the buzzer to sound for one minute, and the decibel is increased again for one minute after the vehicle has a rest for 15 seconds, so that the vehicle owner is reminded to disconnect the standby power supply of the standby MCU.

As a further scheme of the invention, the 10P connector refers to the action monitoring of an original vehicle key, and the signals comprise signals that the gearbox is in a P gear and the vehicle is locked.

As a further scheme of the invention, the master MCU is interactively connected with the standby MCU through a serial port communication protocol.

As a further scheme of the invention, the master control MCU and the standby MCU are both electrically connected with a relay and a time controller to control the actuating mechanism.

As a still further aspect of the present invention, the output stroke of the pneumatic cylinder is 30 mm.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention can be intelligently switched on and off, the original vehicle key can be opened by pressing the unlocking switch, and the locking switch can be closed, thereby playing the role of theft prevention.

2. The invention sets multiple protection, the original vehicle circuit is broken down, and can be changed into manually pressing the control switch, and the vehicle can be opened only by pressing the key.

3. The design of the invention can not affect the lock, the switch and the circuit of the original vehicle.

4. The invention can also make the input design of the backup power supply under the condition that the electric quantity of the battery of the original vehicle is exhausted.

Drawings

Fig. 1 is a system block diagram of an intelligent pneumatic switch for an automobile engine hood.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, in an embodiment of the present invention, an intelligent pneumatic switch for an automobile engine cover includes a CAN bus, a main control MCU electrically connected to a power supply, a standby MCU electrically connected to the CAN bus for receiving a signal of a 10P connector, the 10P connector is used for monitoring an operation of an original key, the signal includes a signal indicating that a transmission is in a P-gear state and a lock state, the main control MCU is interactively connected to the standby MCU through a serial communication protocol, the standby MCU is electrically connected to the standby MCU, the standby power is connected to the connector, the connector includes a detection module and a control switch, the detection module feeds back to the standby power when an electric quantity of a battery of the original key is exhausted, the standby power of the standby MCU CAN be connected through the control switch, both the main control MCU and the standby MCU are electrically connected to a relay and a time controller for controlling the execution mechanism, actuating mechanism includes air pump A and pneumatic cylinder B, and air pump A passes through the action of the pneumatic cylinder B of circuit control, and the steel sheet switch department at the bonnet is installed to pneumatic cylinder B, the switch of control bonnet, reserve MCU electric connection has bee calling organ, after switching on reserve MCU switch through control switch, control air pump A and the action of pneumatic cylinder B, the lock of bonnet is opened automatically, nevertheless 40 seconds back, the lock is automatic to be closed, the car owner if not closing control switch, reserve MCU control bee calling organ makes a sound a minute, increases decibel and makes a sound a minute again after 15 seconds of rest, reminds the car owner to break off reserve MCU's stand-by power supply, pneumatic cylinder's output stroke is 30 mm.

The working principle of the invention is as follows: when the intelligent switch is used, a signal is received through the 10P connector, the signal comprises a signal that the gearbox is in a P gear and locks a vehicle, the 10P connector returns to the master control MCU through the CAN bus, the master control MCU controls the action of the air pump A through a relay and a time controller, the air pump A controls the opening and closing of the engine cover through the air pipe control pneumatic cylinder B, and the intelligent switch of the engine cover is completed according to the same principle as that of the oil tank cover;

meanwhile, after the battery capacity of the original vehicle is exhausted, the detection module feeds back the standby power supply, the standby power supply of the standby MCU can be switched on through the control switch, the air pump A and the pneumatic cylinder B are controlled to act, the lock of the engine cover is automatically opened, after 40 seconds, the lock is automatically closed, if the vehicle owner does not close the control switch, the standby MCU controls the buzzer to sound for one minute, and after 15 seconds of rest, the decibel sound is increased for one minute again to remind the vehicle owner to switch off the standby MCU.

The invention can be opened by intelligently unlocking and locking and controlled by the main control MCU, the original vehicle key can be opened by pressing the unlocking switch, the locking switch can be closed, and the headstock cover switch can be automatically opened, which is the same as the principle of the fuel tank cover. And an emergency treatment scheme is also provided, and when the battery of the whole vehicle is completely consumed, the backup power supply performs emergency treatment, so that the emergency treatment is very safe.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.