CN114688336A - Automobile safety valve control equipment and method - Google Patents

Automobile safety valve control equipment and method Download PDF

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Publication number
CN114688336A
CN114688336A CN202210405610.4A CN202210405610A CN114688336A CN 114688336 A CN114688336 A CN 114688336A CN 202210405610 A CN202210405610 A CN 202210405610A CN 114688336 A CN114688336 A CN 114688336A
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CN
China
Prior art keywords
unit
automobile
control unit
control
oil tank
Prior art date
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Pending
Application number
CN202210405610.4A
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Chinese (zh)
Inventor
李春合
王响
王建峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongying Xurui Intelligent Technology Co ltd
Original Assignee
Dongying Xurui Intelligent Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongying Xurui Intelligent Technology Co ltd filed Critical Dongying Xurui Intelligent Technology Co ltd
Priority to CN202210405610.4A priority Critical patent/CN114688336A/en
Publication of CN114688336A publication Critical patent/CN114688336A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K2015/03256—Fuel tanks characterised by special valves, the mounting thereof
    • B60K2015/03296—Pressure regulating valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K2015/03328—Arrangements or special measures related to fuel tanks or fuel handling
    • B60K2015/03375—Arrangements or special measures related to fuel tanks or fuel handling to improve security

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Fluid-Pressure Circuits (AREA)

Abstract

The invention relates to the technical field of automobile and valve control, in particular to automobile safety valve control equipment and a method, wherein the automobile safety valve control equipment comprises a control unit, a detection unit and an execution unit, wherein the detection unit and the execution unit are connected with the control unit; the microprocessor is provided with an integrated injection logic interface, a serial clock interface and a pulse width modulation interface. The invention has the beneficial effects that: the control unit judges the running condition of the whole vehicle and the on-off condition of the electromagnetic valve group of the oil tank according to the feedback data of the signal acquisition unit and the detection unit, controls the on-off of the electromagnetic valve group, prevents the oil tank from being over-pressurized, and improves the intelligent degree and the safety performance of the whole vehicle.

Description

Automobile safety valve control equipment and method
Technical Field
The invention relates to the technical field of automobile and valve control, in particular to automobile safety valve control equipment and method.
Background
The whole automobile and parts contained in the automobile need to meet related safety regulations, industry standards and national standards; wherein, the oil tank belongs to safety regulation spare, if because the valve of oil tank and lead to the oil tank to appear quality problems, not only whole car factory has the risk of whole car recalling, can cause very big harm to user's the lives and property moreover, consequently, car relief valve control is an important check out control equipment and system.
In the normal working process of an oil tank of an automobile, the pressure in the oil tank is balanced with the atmospheric pressure, and various valve bodies are usually arranged on the oil tank, such as: when the fuel in the fuel tank is subjected to thermal expansion or is filled with fuel, the fuel level rises, the pressure in the fuel tank increases, and when the pressure is higher than the external pressure to a certain degree, the valve is opened; when fuel in the oil tank is cooled and contracted or the fuel pump pumps the fuel outwards, the oil level is lowered, the pressure in the oil tank is reduced, and when the pressure is lower than the external pressure to a certain degree, the valve also needs to be opened.
Therefore, no matter what working condition the fuel in the fuel tank is, the pressure difference between the pressure in the fuel tank and the atmospheric pressure needs to be ensured to be within a set safety range.
Disclosure of Invention
The invention aims to provide a control device and a control method for an automobile safety valve, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the control unit is also connected with a signal acquisition unit, the signal acquisition unit is used for acquiring the working condition of an oil tank and a vehicle-mounted diagnosis signal, the detection unit is used for detecting the running condition of the whole vehicle and the on-off state of an electromagnetic valve group of the oil tank, and the control unit controls the execution unit to drive the electromagnetic valve group to be switched on and off according to the detection data of the detection unit.
As a further scheme of the invention: the detection unit comprises an acceleration sensor and a temperature sensor, the acceleration sensor is used for detecting the running state of the whole vehicle, and the temperature sensor is used for detecting the on-off state of an electromagnetic valve group of the oil tank.
As a still further scheme of the invention: the temperature sensor detects the temperature of the surface of the electromagnetic valve group and feeds back detection data to the control unit, and the control unit compares the detection data with preset data and judges the on-off state of the electromagnetic valve group.
As a still further scheme of the invention: the execution unit comprises a solenoid valve control module, the control unit outputs a pulse width modulation signal to the solenoid valve control module, and the solenoid valve control module drives the solenoid valve group to be opened or closed.
As a still further scheme of the invention: and the connection interface of the control unit and the electromagnetic valve control module adopts a pulse width modulation interface.
As a still further scheme of the invention: the control unit adopts a microprocessor, and the microprocessor is provided with an integrated injection logic interface, a serial clock interface and a pulse width modulation interface which are respectively used for connecting the detection unit, the signal acquisition unit and the execution unit.
As a still further scheme of the invention: the acceleration sensor is a plurality of triaxial acceleration sensors connected with the control unit in parallel, and the triaxial acceleration sensors are used for detecting the running state of the whole vehicle.
As a still further scheme of the invention: the signal acquisition unit at least consists of a CAN bus connected with an oil tank air pressure system and a vehicle-mounted diagnosis system.
As another technical scheme provided by the invention: a control method of an automobile safety valve is applied to the control device of the automobile safety valve, and comprises the following steps: the detection unit detects the running condition of the whole vehicle and the on-off state of the electromagnetic valve group of the oil tank; the signal acquisition unit acquires the working condition of the oil tank and a vehicle-mounted diagnosis signal; the control unit controls the execution unit to act according to the feedback data of the detection unit and the signal acquisition unit, and the execution unit opens or closes the electromagnetic valve group of the oil tank.
As a further scheme of the invention: the control device of the automobile safety valve comprises a control unit, a detection unit and an execution unit, wherein the detection unit and the execution unit are connected with the control unit, the control unit is further connected with a signal acquisition unit, the signal acquisition unit is used for acquiring the working condition of an oil tank and a vehicle-mounted diagnosis signal, the detection unit is used for detecting the running condition of the whole automobile and the on-off state of an electromagnetic valve group of the oil tank, and the control unit controls the execution unit to drive the electromagnetic valve group to be switched on and off according to the detection data of the detection unit.
Compared with the prior art, the invention has the beneficial effects that: the control unit judges the running condition of the whole vehicle and the on-off condition of the electromagnetic valve group of the oil tank according to the feedback data of the signal acquisition unit and the detection unit, controls the on-off of the electromagnetic valve group, prevents the oil tank from being over-pressurized, and improves the intelligent degree and the safety performance of the whole vehicle.
Drawings
Fig. 1 is a schematic system diagram of a safety valve control device of an automobile in an embodiment of the invention.
Fig. 2 is a control flow block diagram of the safety valve control device of the automobile in the embodiment of the invention.
In the drawings: 1. a microprocessor; 2. a three-axis sensor module; 3. a CAN communication module; 4. a temperature sensor; 5. and a solenoid valve control module.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below do not represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
Referring to fig. 1 and 2, in an embodiment of the present invention, an automobile safety valve control apparatus includes a control unit, and a detection unit and an execution unit connected to the control unit, the control unit is further connected to a signal acquisition unit, the signal acquisition unit is configured to acquire an oil tank operating condition and a vehicle-mounted diagnostic signal, the detection unit is configured to detect an operating condition of a whole automobile and an on-off state of an electromagnetic valve group of an oil tank, and the control unit controls the execution unit to drive the electromagnetic valve group to switch on and off according to detection data of the detection unit.
The control unit adopts a microprocessor, the execution unit comprises a solenoid valve control module, the control unit outputs a pulse width modulation signal to the solenoid valve control module, and the solenoid valve control module drives the solenoid valve group to open or close; the signal acquisition unit at least comprises a CAN bus connected with the oil tank air pressure system and the vehicle-mounted diagnosis system, and the CAN bus is a CAN communication module 3. The microprocessor is provided with an integrated injection logic interface, a serial clock interface and a pulse width modulation interface which are respectively used for connecting the detection unit, the signal acquisition unit and the execution unit; the detection unit comprises an acceleration sensor and a temperature sensor 4, a triaxial sensor module is formed by a plurality of acceleration sensors, the triaxial sensor module is used for detecting the running state of the whole vehicle, and the temperature sensor 4 is used for detecting the on-off state of an electromagnetic valve group of an oil tank. The control flow of the microprocessor is as follows: the microprocessor 1 reads the information of the three-axis sensor module 2 and calculates the running condition of the whole vehicle to control the pulse width modulation waveform output of the electromagnetic valve control module 5; the microprocessor 1 reads the oil tank information and the OBD diagnosis signal through the CAN communication module 3 and controls the electromagnetic valve to be switched; the temperature sensor 4 reads the working temperature of the electromagnetic valve group of the oil tank, and the microprocessor reads the detection data of the temperature sensor to judge whether to open the electromagnetic valve group switch. The electromagnetic valve group comprises a breather valve, a multifunctional valve or a gravity valve.
It should be noted that the tank air pressure system, the vehicle-mounted diagnostic system, and the CAN bus mentioned in the present invention are all supporting devices of the entire vehicle, the present invention only applies the original functions of the present invention, and does not improve the original functions, and for the application of the prior art, a person skilled in the art CAN implement the functions to be achieved according to the related description, or implement the technical characteristics to be accomplished through the similar technology, and the detailed description is omitted here.
Further, the temperature sensor detects the temperature of the surface of the solenoid valve group and feeds back detection data to the microprocessor of the control unit, and the microprocessor compares the detection data with preset data and judges the on-off state of the solenoid valve group; the preset data are environmental temperature data, in the pressure relief process of the oil tank, the air pressure in the oil tank is balanced with the external air pressure, and the temperature of the oil tank can enable the surface temperature of the electromagnetic valve group to rise.
In conclusion, the control unit judges the running condition of the whole vehicle and the on-off condition of the electromagnetic valve group of the oil tank according to the feedback data of the signal acquisition unit and the detection unit, controls the on-off of the electromagnetic valve group, prevents the oil tank from being over-pressurized, and improves the intelligent degree and the safety performance of the whole vehicle.
In addition, the connection interface of the control unit and the electromagnetic valve control module adopts a pulse width modulation interface, namely the electromagnetic valve control module is connected with a pulse width modulation interface arranged on a microprocessor.
Referring to fig. 1, in another embodiment of the present invention, the acceleration sensor is a plurality of three-axis acceleration sensors connected in parallel to the control unit, the three-axis acceleration sensors are connected to an integrated injection logic interface of the microprocessor, and the three-axis acceleration sensors are used for detecting an operation status of the entire vehicle.
Referring to fig. 1-2, in another embodiment of the present invention, a method for controlling a safety valve of an automobile, which applies any one of the above safety valve control apparatuses, includes the following steps: the detection unit detects the running condition of the whole vehicle and the on-off state of the electromagnetic valve group of the oil tank; the signal acquisition unit acquires the working condition of the oil tank and a vehicle-mounted diagnosis signal; the control unit controls the execution unit to act according to the feedback data of the detection unit and the signal acquisition unit, and the execution unit opens or closes the electromagnetic valve group of the oil tank.
The control device of the automobile safety valve comprises a control unit, a detection unit and an execution unit, wherein the detection unit and the execution unit are connected with the control unit, the control unit is further connected with a signal acquisition unit, the signal acquisition unit is used for acquiring the working condition of an oil tank and a vehicle-mounted diagnosis signal, the detection unit is used for detecting the running condition of the whole automobile and the on-off state of an electromagnetic valve group of the oil tank, and the control unit controls the execution unit to drive the electromagnetic valve group to be switched on and off according to the detection data of the detection unit.
The control unit judges the running condition of the whole vehicle and the opening and closing condition of the electromagnetic valve group of the oil tank according to the feedback data of the signal acquisition unit and the detection unit, controls the opening and closing of the electromagnetic valve group, prevents the oil tank from being over-pressurized, avoids accidents caused by the over-pressurization of the oil tank, eliminates the potential hazard of the whole vehicle recall possibly brought by the over-pressurization of the oil tank, and reduces the later-stage operation cost; the intelligent degree and the safety performance of the whole vehicle are improved.
The working principle of the invention is as follows: the control unit judges the running condition of the whole vehicle and the on-off condition of the electromagnetic valve group of the oil tank according to the feedback data of the signal acquisition unit and the detection unit, controls the on-off of the electromagnetic valve group and prevents the oil tank from being over-pressurized.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice in the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. The control equipment for the safety valve of the automobile is characterized by comprising a control unit, a detection unit and an execution unit, wherein the detection unit and the execution unit are connected with the control unit, the control unit is further connected with a signal acquisition unit, the signal acquisition unit is used for acquiring the working condition of an oil tank and a vehicle-mounted diagnosis signal, the detection unit is used for detecting the running condition of the whole automobile and the on-off state of an electromagnetic valve group of the oil tank, and the control unit controls the execution unit to drive the electromagnetic valve group to be switched on and off according to the detection data of the detection unit.
2. The automobile safety valve control device according to claim 1, wherein the detection unit includes an acceleration sensor for detecting an operation condition of the entire automobile and a temperature sensor for detecting an open/close state of a solenoid valve group of the fuel tank.
3. The apparatus for controlling a safety valve of an automobile according to claim 2, wherein the temperature sensor senses the temperature of the surface of the solenoid valve block and feeds back sensed data to the control unit, and the control unit compares the sensed data with preset data to determine the open/close state of the solenoid valve block.
4. The automobile safety valve control device according to claim 1, wherein the execution unit includes a solenoid valve control module, and the control unit outputs a pulse width modulation signal to the solenoid valve control module, and the solenoid valve control module drives the solenoid valve set to open or close.
5. The control device for the safety valve of the automobile according to claim 4, wherein the connection interface of the control unit and the electromagnetic valve control module adopts a pulse width modulation interface.
6. The control device for the safety valve of the automobile according to claim 1, wherein the control unit adopts a microprocessor, and the microprocessor is provided with an integrated injection logic interface, a serial clock interface and a pulse width modulation interface which are respectively used for connecting the detection unit, the signal acquisition unit and the execution unit.
7. The vehicle safety valve control apparatus according to claim 2, wherein the acceleration sensor is a plurality of triaxial acceleration sensors connected in parallel to the control unit, the triaxial acceleration sensors being configured to detect an operating condition of the entire vehicle.
8. The vehicle safety valve control device according to claim 1, wherein the signal acquisition unit is composed of at least a CAN bus connected to a tank air pressure system and an on-board diagnostic system.
9. A method for controlling a safety valve of an automobile, characterized in that the safety valve control apparatus of an automobile according to any one of claims 1 to 8 is applied, comprising the steps of: the detection unit detects the running condition of the whole vehicle and the on-off state of the electromagnetic valve group of the oil tank; the signal acquisition unit acquires the working condition of the oil tank and a vehicle-mounted diagnosis signal; the control unit controls the execution unit to act according to the feedback data of the detection unit and the signal acquisition unit, and the execution unit opens or closes the electromagnetic valve group of the oil tank.
10. The control method for the automobile safety valve door according to claim 9, wherein the control device for the automobile safety valve comprises a control unit, a detection unit and an execution unit, wherein the detection unit and the execution unit are connected with the control unit, the control unit is further connected with a signal acquisition unit, the signal acquisition unit is used for acquiring the working condition of the oil tank and the vehicle-mounted diagnosis signal, the detection unit is used for detecting the running condition of the whole automobile and the opening and closing state of the electromagnetic valve bank of the oil tank, and the control unit controls the execution unit to drive the electromagnetic valve bank to open and close according to the detection data of the detection unit.
CN202210405610.4A 2022-04-18 2022-04-18 Automobile safety valve control equipment and method Pending CN114688336A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210405610.4A CN114688336A (en) 2022-04-18 2022-04-18 Automobile safety valve control equipment and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210405610.4A CN114688336A (en) 2022-04-18 2022-04-18 Automobile safety valve control equipment and method

Publications (1)

Publication Number Publication Date
CN114688336A true CN114688336A (en) 2022-07-01

Family

ID=82143789

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210405610.4A Pending CN114688336A (en) 2022-04-18 2022-04-18 Automobile safety valve control equipment and method

Country Status (1)

Country Link
CN (1) CN114688336A (en)

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