CN116951111A - Active automobile pressure relief valve structure and control system thereof - Google Patents

Active automobile pressure relief valve structure and control system thereof Download PDF

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Publication number
CN116951111A
CN116951111A CN202310926875.3A CN202310926875A CN116951111A CN 116951111 A CN116951111 A CN 116951111A CN 202310926875 A CN202310926875 A CN 202310926875A CN 116951111 A CN116951111 A CN 116951111A
Authority
CN
China
Prior art keywords
automobile
blade
pressure relief
relief valve
active
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202310926875.3A
Other languages
Chinese (zh)
Inventor
丁润江
杜庆欢
薛昊
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.)
Chery New Energy Automobile Co Ltd
Original Assignee
Chery New Energy Automobile 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 Chery New Energy Automobile Co Ltd filed Critical Chery New Energy Automobile Co Ltd
Priority to CN202310926875.3A priority Critical patent/CN116951111A/en
Publication of CN116951111A publication Critical patent/CN116951111A/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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/223—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves with a plurality of valve members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/08—Insulating elements, e.g. for sound insulation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
    • B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/221—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves specially adapted operating means therefor
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/226—Shaping or arrangements of the sealing
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F16K27/0209—Check valves or pivoted valves
    • F16K27/0218—Butterfly valves
    • 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
    • F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
    • F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
    • F16K31/043—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
    • 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
    • F16K31/44—Mechanical actuating means
    • F16K31/53—Mechanical actuating means with toothed gearing
    • F16K31/535—Mechanical actuating means with toothed gearing for rotating valves
    • 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
    • F16K47/00—Means in valves for absorbing fluid energy
    • F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Safety Valves (AREA)

Abstract

The invention discloses an active automobile pressure relief valve structure and a control system thereof, wherein the structure comprises a valve body, a control motor, a blade rotating shaft and pressure relief valve blades; the control system receives the door lock state of the automobile through the automobile CAN bus communication module by the active pressure release valve control module, the automobile window state, the air conditioner internal and external circulation state and the air conditioner air volume state information, calculates and outputs the control information of the control motor of the pressure release valve, drives the action of the control motor, precisely controls the opening angle of the pressure release valve blade by the control motor, reduces the closing force of the automobile door, improves the door closing sound quality, suppresses the noise in the high-speed running automobile, overcomes the leakage problem of the noise in the high-speed running automobile of the passive pressure release valve, and easily causes the problem of overlarge noise in the automobile.

Description

Active automobile pressure relief valve structure and control system thereof
Technical Field
The invention belongs to the technical field of automobile accessories, and relates to an active automobile pressure relief valve structure and a control system thereof.
Background
When the automobile runs at a high speed, the air pressure in the automobile is larger than the air pressure outside the automobile, the pressure release valve is opened, and the noise outside the automobile is transmitted into the automobile, so that the noise in the automobile is controlled to be adversely affected; aiming at the problem of noise in a high-speed running vehicle, the soft pressure release valve blade is thickened, so that pressure release is unfavorable, or a sound-proof cover part of the pressure release valve is additionally arranged; however, when the pressure in the automobile increases to a set critical value, the blades can be opened to release pressure, and the pressure release is delayed, so that the eardrum of the passenger in the automobile can generate a pressing sense. Particularly, when the door is closed, the eardrum is pressed more strongly; aiming at the problem of strong eardrum compression feeling, a traditional pressure relief valve is adopted, the area of a blade of the pressure relief valve is increased as much as possible, and the problem of unfavorable noise in a high-speed vehicle caused by overlarge pressure relief valve is solved; the existing active pressure release valve adopts a 3-blade structure, 3 motors respectively rotate to drive 3 gear plates to rotate to adjust the opening and closing angles of blades, the structure is complex, and the reliability is poor. Therefore, the problem that exists among the prior art is too big relief valve, leads to the noise too big in the car easily, thickens soft blade, leads to the pressure release unfavorable, leads to closing the door force too big, closes the poor problem of sound quality, if increase relief valve sound housing spare part, can increase cost and automobile body afterbody installation space restriction.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an active automobile pressure relief valve structure and a control system thereof, and the problems that the leakage of noise in a vehicle is caused by a passive pressure relief valve at a high speed and the noise in the vehicle is overlarge are solved by accurately controlling the pressure relief valve blades.
The invention is realized by the following technical scheme:
an active automobile pressure relief valve structure, which comprises,
the valve body is used for controlling the motor, the blade rotating shaft and the pressure relief valve blade;
the valve body is fixedly arranged on the vehicle body, the control motor and the blade rotating shaft are arranged on the valve body, the pressure release valve blade is arranged on the blade rotating shaft, and the blade rotating shaft is connected with an output shaft of the control motor.
Preferably, the pressure release valve blade is a semicircular structure, the pressure release valve blade comprises an upper semicircular blade and a lower semicircular blade, and the upper semicircular blade and the lower semicircular blade are symmetrically arranged on the blade rotating shaft.
Preferably, the upper semicircular blade and the lower semicircular blade are tightly matched with the valve body after being closed so as to isolate connection between the inside and the outside of the vehicle; and after the upper semicircular blade and the lower semicircular blade are opened, the internal and external air flows of the vehicle are communicated.
Preferably, a sealing ring is arranged on the valve body, and the valve body is in sealing connection with the vehicle body through the sealing ring.
Preferably, the valve body is of a cylindrical structure.
Preferably, the pressure release valve blade adopts a hard plastic blade.
Preferably, the blade rotating shaft is connected with an output shaft of the control motor through gear transmission.
Preferably, a sponge is attached to the periphery of the pressure release valve blade.
The control system of the active automobile pressure relief valve structure comprises an automobile CAN bus communication module, a central processing unit and an active pressure relief valve control module;
the central processing unit is connected with the automobile CAN bus communication module, the input end of the active pressure relief valve control module is connected with the central processing unit, and the output end of the active pressure relief valve control module is connected with the control motor in a communication way; the active pressure release valve control module is integrated in the central processing unit; the central processing unit is connected with a door lock system, a glass lifting system and an air conditioning system of an automobile in an associated mode through the automobile CAN bus communication module.
The active pressure release valve control module receives the door lock state, the window state, the internal and external circulation state of the air conditioner and the air volume state information of the air conditioner of the automobile through the automobile CAN bus communication module by the central processing unit, calculates and outputs the control information of the control motor of the pressure release valve, drives and controls the action of the motor, and precisely controls the opening angle of the blades of the pressure release valve by controlling the motor.
Compared with the prior art, the invention has the following beneficial technical effects:
the invention relates to an active automobile pressure relief valve structure, which comprises a valve body, a control motor, a blade rotating shaft and pressure relief valve blades, wherein the valve body is provided with a valve seat; the novel automobile pressure relief valve is characterized in that the valve body is fixedly arranged on the automobile body, the blade rotating shaft is arranged on the valve body, the pressure relief valve blade is arranged on the blade rotating shaft, the blade rotating shaft is connected with the output shaft of the control motor, the opening and closing angles of the pressure relief valve blade are adjusted through the rotation of the control motor through gear transmission, the novel automobile pressure relief valve is simple in structure and good in reliability, the production cost is reduced, and the problem of overlarge noise in the automobile is solved.
The control system of the active automobile pressure relief valve structure comprises an active pressure relief valve control module, a central processing unit, an automobile CAN bus communication module, an automobile door lock state, an automobile window state, an air conditioner internal and external circulation state and air conditioner air volume state information, a control motor and a control motor, wherein the control motor is used for driving the action of the control motor, and the control motor is used for precisely controlling the precise control of the opening angle of a pressure relief valve blade; through the accurate control to the relief valve blade, realize reducing vehicle door closing force, promote the sound quality of closing the door, the suppression of high-speed vehicle interior noise of traveling, overcome the leakage problem of passive relief valve in high-speed vehicle interior noise of traveling, lead to the too big noise in the car easily, close the poor problem of sound quality, the too big problem of closing the door.
Further, the pressure release valve blades are semicircular, the two blades are tightly matched with the pressure release valve body after being closed, the inside and outside connection of the vehicle is isolated, and after the two blades are completely opened, the inside and outside air flow of the vehicle is communicated, so that the noise transmission in the vehicle during high-speed running is restrained, and the problem of overlarge noise is reduced.
Furthermore, the blades are made of hard plastic, and the sound insulation performance is higher than that of the soft blades, so that the noise control in the vehicle is facilitated.
Further, the sealing ring is arranged on the valve body, and the valve body and the vehicle body are sealed through the sealing ring, so that the leakage condition of noise in the high-speed running vehicle is effectively controlled.
Drawings
FIG. 1 is a schematic diagram of an installation side view of an active automotive pressure relief valve;
FIG. 2 is a schematic top view of an active automotive pressure relief valve installation;
FIG. 3 is a schematic view of a vane opening of an active automotive pressure relief valve structure;
FIG. 4 is a schematic view of a vane closure of an active automotive pressure relief valve structure;
FIG. 5 is a flow chart of an active automotive pressure relief valve control system;
FIG. 6 is a control logic diagram of an active automotive pressure relief valve and window;
FIG. 7 is a control logic diagram of an active automotive pressure relief valve and air conditioner;
in the figure: the automobile body 1, valve body 2, blade pivot 3, control motor 4, relief valve blade 5, upper semicircular blade 6, lower semicircular blade 7.
Detailed Description
The invention will now be described in further detail with reference to specific examples, which are intended to illustrate, but not to limit, the invention.
In order that those skilled in the art will better understand the present invention, a technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
An active car pressure relief valve structure, as shown in figures 1 and 2, comprises,
the valve comprises a valve body 2, a control motor 4, a blade rotating shaft 3 and a pressure relief valve blade 5;
the valve body 2 is fixedly arranged on the vehicle body 1, the control motor 4 and the blade rotating shaft 3 are arranged on the valve body 2, the pressure release valve blade 5 is arranged on the blade rotating shaft 3, and the blade rotating shaft 3 is connected with an output shaft of the control motor 4. The control motor 4, the blade rotating shaft 3 and the pressure release valve blade 5 are arranged in the cylinder of the valve body 2; the size of the pressure release valve blade 5 is matched with the inner diameter of the cylinder to ensure that the blade is tightly matched with the valve body 2 after being closed, and the air flow inside and outside the vehicle is communicated after the blade is opened;
as shown in fig. 3 and 4, the pressure release valve blade 5 has a semicircular structure, the pressure release valve blade 5 includes an upper semicircular blade 6 and a lower semicircular blade 7, and the upper semicircular blade 6 and the lower semicircular blade 7 are symmetrically mounted on the blade rotating shaft 3.
The upper semicircular blade 6 and the lower semicircular blade 7 are tightly matched with the valve body 2 after being closed so as to isolate connection between the inside and the outside of the vehicle; after the upper semicircular blade 6 and the lower semicircular blade 7 are opened, the internal and external air flows of the vehicle are communicated. After the upper semicircular blade 6 and the lower semicircular blade 7 are opened, a certain angle is formed between the upper semicircular blade 6 and the lower semicircular blade 7, a gap exists between the upper semicircular blade 6 and the lower semicircular blade 7 and the inner wall of the valve body 2, the upper semicircular blade 6 and the lower semicircular blade 7 are closed, the two semicircular blades are opened to be tightly matched with the inner wall of the valve body 2, the gas circulation between the interior and the exterior of the vehicle is isolated,
the valve body 2 is provided with a sealing ring, and the valve body 2 is in sealing connection with the vehicle body 1 through the sealing ring. The sealing ring adopts a rubber ring; the joint of the valve body 2 and the vehicle body 1 is provided with a sealing ring, so that the sealing performance is improved;
the valve body 2 has a cylindrical structure. The base of the valve body 2 is fixedly arranged on the automobile body 1 through a bolt and nut assembly,
the pressure release valve blade 5 adopts a hard plastic blade, and the blade adopts a hard plastic blade, so that the sound insulation performance is higher than that of a soft blade, and the noise control in the vehicle is facilitated;
the blade rotating shaft 3 is connected with an output shaft of the control motor 4 through gear transmission. The output shaft of the blade control motor 4 is in bevel gear transmission with the blade rotating shaft 3, the axial 1 motor is adopted for rotation, the gear transmission is used for adjusting the opening and closing angles of 2 blades, the structure is simple, and the reliability is good;
the pressure release valve blade 5 is attached with sponge, so that the blade is further improved to be tightly matched with the inner wall of the valve body 2, the gas circulation between the inside and the outside of the vehicle is isolated, and the noise control in the vehicle is facilitated
The control system of the active automobile pressure relief valve structure comprises an automobile CAN bus communication module, a central processing unit and an active pressure relief valve control module, as shown in figure 5;
the central processing unit is connected with the automobile CAN bus communication module, the input end of the active pressure relief valve control module is connected with the central processing unit, and the output end of the active pressure relief valve control module is connected with the control motor 4 in a communication way; the active pressure release valve control module is integrated in the central processing unit; the central processing unit is connected with a door lock system, a glass lifting system and an air conditioning system of the automobile in an associated mode through the CAN bus.
The active pressure release valve control module receives information of door lock state, window state, internal and external circulation state of an air conditioner and air volume state of the air conditioner of an automobile through the automobile CAN bus communication module by the central processing unit, calculates and outputs control information of a control motor 4 of the pressure release valve, drives and controls the action of the motor 4, and accurately controls the opening angle of a pressure release valve blade 5 by controlling the motor 4.
Example 1
As shown in fig. 6, the active pressure release valve control module receives the door lock state of the automobile through the automobile CAN bus communication module by the central processing unit, calculates and outputs the control information of the control motor 4 of the pressure release valve, drives and controls the action of the motor 4, and precisely controls the opening angle of the pressure release valve blade 5 by controlling the motor 4, and the specific process is as follows:
when the door lock of the automobile is in an open state, further observing information of the state of the automobile window, and when the automobile window is in a closed state, controlling the opening state of the pressure release valve blade 5 by controlling the motor 4;
when the vehicle window is in an open state, judging whether the opening degree of the vehicle window reaches more than 80%, if the opening degree of the vehicle window reaches more than 80%, controlling the initial state of the pressure relief valve blade 5 to be a closed state by the control motor 4, otherwise, controlling the opening state of the pressure relief valve blade 5 by the control motor 4 if the opening degree of the vehicle window does not reach 80%.
Example 2
As shown in fig. 7, the active pressure release valve control module receives the door lock state of the automobile through the automobile CAN bus communication module by the central processing unit, calculates and outputs the control information of the control motor 4 of the pressure release valve by the information of the internal and external circulation state of the air conditioner, drives and controls the action of the motor 4, and precisely controls the opening angle of the pressure release valve blade 5 by the control motor 4, and the specific process is as follows:
when the door lock of the automobile is in a closed state, the information of the internal and external circulation states of the air conditioner is further observed, and when the air conditioner is in an internal circulation state, the initial state of the pressure release valve blade 5 is controlled to be in a closed state by controlling the motor 4;
when the air conditioner is in an internal circulation state, the opening degree of the pressure relief valve blade 5 is larger by acquiring gear information of the air quantity, namely, the larger the air quantity is, the opening degree of the pressure relief valve blade 5 is 10% -90%.
It should be noted that the terms "comprises" and "comprising," along with any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or apparatus.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The above description is only of the preferred embodiments of the present invention, and is not intended to limit the present invention in any way; those skilled in the art will readily appreciate that the present invention may be implemented as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present invention are possible in light of the above teachings without departing from the scope of the invention; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present invention still fall within the scope of the present invention.

Claims (10)

1. An active automobile pressure relief valve structure is characterized by comprising,
a valve body (2), a control motor (4), a blade rotating shaft (3) and a pressure release valve blade (5);
the novel pressure relief valve is characterized in that the valve body (2) is fixedly arranged on the vehicle body (1), the control motor (4) and the blade rotating shaft (3) are arranged on the valve body (2), the pressure relief valve blade (5) is arranged on the blade rotating shaft (3), and the blade rotating shaft (3) is connected with an output shaft of the control motor (4).
2. An active automotive pressure relief valve structure according to claim 1, characterized in that the pressure relief valve blade (5) is of a semicircular structure, the pressure relief valve blade (5) comprises an upper semicircular blade (6) and a lower semicircular blade (7), and the upper semicircular blade (6) and the lower semicircular blade (7) are symmetrically mounted on the blade rotating shaft (3).
3. An active car pressure release valve structure according to claim 2, characterized in that the upper semicircular blade (6) and the lower semicircular blade (7) are tightly matched with the valve body (2) after being closed so as to isolate the connection between the inside and the outside of the car; after the upper semicircular blade (6) and the lower semicircular blade (7) are opened, the internal and external air flows of the vehicle are communicated.
4. The active automobile pressure relief valve structure according to claim 1, wherein a sealing ring is arranged on the valve body (2), and the valve body (2) is in sealing connection with the automobile body (1) through the sealing ring.
5. An active automotive pressure relief valve structure according to claim 1, characterized in that the valve body (2) is of cylindrical construction.
6. An active automotive pressure relief valve structure according to claim 1, characterized in that the pressure relief valve blades (5) are rigid plastic blades.
7. An active automotive pressure relief valve arrangement according to claim 1, characterized in that the vane shaft (3) is connected with the output shaft of the control motor (4) by means of a gear transmission.
8. An active automotive pressure relief valve structure according to claim 1, characterized in that the perimeter of the pressure relief valve blades (5) is attached with a sponge.
9. A control system of an active automobile pressure relief valve structure based on the active automobile pressure relief valve structure of any one of claims 1-8, characterized by comprising an automobile CAN bus communication module, a central processing unit and an active pressure relief valve control module;
the central processing unit is connected with the automobile CAN bus communication module, the input end of the active pressure relief valve control module is connected with the central processing unit, and the output end of the active pressure relief valve control module is connected with the control motor (4) in a communication way; the active pressure release valve control module is integrated in the central processing unit; the central processing unit is connected with a door lock system, a glass lifting system and an air conditioning system of an automobile in an associated mode through the automobile CAN bus communication module.
10. The control system of an active automobile pressure release valve structure according to claim 9, wherein the active pressure release valve control module receives information of an automobile door lock state, an automobile window state, an air conditioner internal and external circulation state and an air conditioner air volume state of an automobile through the automobile CAN bus communication module through the central processing unit, calculates and outputs control information of a control motor (4) of the pressure release valve, drives and controls the action of the motor (4), and precisely controls the opening angle of a pressure release valve blade (5) through the control motor (4).
CN202310926875.3A 2023-07-26 2023-07-26 Active automobile pressure relief valve structure and control system thereof Pending CN116951111A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310926875.3A CN116951111A (en) 2023-07-26 2023-07-26 Active automobile pressure relief valve structure and control system thereof

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CN202310926875.3A CN116951111A (en) 2023-07-26 2023-07-26 Active automobile pressure relief valve structure and control system thereof

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CN116951111A true CN116951111A (en) 2023-10-27

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