WO2022151757A1 - 一种阀装置 - Google Patents

一种阀装置 Download PDF

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Publication number
WO2022151757A1
WO2022151757A1 PCT/CN2021/120573 CN2021120573W WO2022151757A1 WO 2022151757 A1 WO2022151757 A1 WO 2022151757A1 CN 2021120573 W CN2021120573 W CN 2021120573W WO 2022151757 A1 WO2022151757 A1 WO 2022151757A1
Authority
WO
WIPO (PCT)
Prior art keywords
valve core
core assembly
stopper
stop
valve
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.)
Ceased
Application number
PCT/CN2021/120573
Other languages
English (en)
French (fr)
Chinese (zh)
Inventor
胡梅宴
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.)
Hangzhou Ao Ke Mei Rui Technology Co Ltd
Original Assignee
Hangzhou Ao Ke Mei Rui 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 Hangzhou Ao Ke Mei Rui Technology Co Ltd filed Critical Hangzhou Ao Ke Mei Rui Technology Co Ltd
Priority to KR1020237009426A priority Critical patent/KR102790794B1/ko
Priority to US18/027,365 priority patent/US12331839B2/en
Priority to CN202180050946.7A priority patent/CN116249853A/zh
Priority to JP2023543139A priority patent/JP7627520B2/ja
Priority to EP21918948.7A priority patent/EP4279773A4/en
Publication of WO2022151757A1 publication Critical patent/WO2022151757A1/zh
Anticipated expiration legal-status Critical
Ceased 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
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
    • F16K11/085—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with cylindrical plug
    • F16K11/0856—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with cylindrical plug having all the connecting conduits situated in more than one plane perpendicular to the axis of the plug
    • 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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/04—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor
    • F16K5/0457—Packings
    • F16K5/0471—Packings between housing and plug
    • 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
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/072—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members
    • F16K11/076—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members with sealing faces shaped as surfaces of solids of revolution
    • 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
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
    • F16K11/085—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with cylindrical plug
    • 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
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
    • F16K11/085—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with cylindrical plug
    • F16K11/0853—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with cylindrical plug having all the connecting conduits situated in a single plane perpendicular to the axis of the plug
    • 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
    • F16K27/04—Construction of housing; Use of materials therefor of sliding valves
    • F16K27/041—Construction of housing; Use of materials therefor of sliding valves cylindrical slide 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
    • 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
    • F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
    • F16K27/065—Construction of housing; Use of materials therefor of taps or cocks with cylindrical plugs
    • 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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
    • F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
    • F16K3/243—Packings
    • 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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/04—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor
    • F16K5/0407—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor with particular plug arrangements, e.g. particular shape or built-in means

Definitions

  • the invention relates to a cooling liquid flow path switching element, in particular to a valve device.
  • the valve device has a valve core assembly, and the valve core assembly is connected to the transmission mechanism through the valve core shaft.
  • the transmission mechanism such as gear reduction mechanism, gear
  • the transmission mechanism such as the deceleration mechanism can drive the valve core assembly to rotate under the driving of the motor, and is used to change the interface part connected with the valve core assembly.
  • the specific control involves how to make the position of the valve core assembly relatively accurate.
  • the purpose of the present application is to provide a valve device, so that the position of the valve core assembly is relatively accurate, so as to improve the control accuracy of the valve device.
  • a valve device comprising a casing and a valve core assembly
  • the casing has an installation cavity
  • part of the valve core assembly is located in the installation cavity
  • the casing includes a bottom part and a side part
  • the side part is formed with a plurality of interface parts
  • the valve core assembly has a communication cavity open to the side, two or more of the interface parts are communicated through the communication cavity
  • the valve core has a limit portion
  • the housing has a stop portion.
  • a stopper is provided on the valve core assembly of the valve device, and a stopper is provided on the housing.
  • the stopper is in contact with the stopper.
  • the valve core assembly is restricted from continuing to move toward the stopper; thus, a position reference between the valve core assembly and the housing is formed, and the position of the valve core assembly is determined, so as to improve the control accuracy of the valve device.
  • Fig. 1 is an exploded structure schematic diagram of valve device
  • Fig. 2 is a three-dimensional structural schematic diagram of the first embodiment of the valve core assembly
  • FIG. 3 is a schematic front view of the valve core assembly of FIG. 2;
  • Fig. 4 is another front structural schematic diagram of the valve core assembly of Fig. 2;
  • FIG. 5 is a schematic top view of the first embodiment of the housing
  • Figure 6 is a schematic view of the cross-sectional structure of the housing A-A in Figure 5;
  • Figure 7 is a schematic diagram of the relative positional relationship between the valve core assembly and the housing during operation
  • FIG. 8 is a schematic diagram of the first embodiment of the relative positional relationship between the valve core assembly and the housing when the valve core assembly is located at the first predetermined position;
  • valve core assembly 9 is a schematic diagram of the relative positional relationship between the valve core assembly and the housing when the valve core assembly is located at the second predetermined position;
  • Figure 10 is a schematic top view of the second embodiment of the housing
  • FIG. 11 is a schematic front view of the second embodiment of the valve core assembly
  • FIG. 12 is a schematic diagram of the second embodiment of the relative positional relationship between the valve core assembly and the housing when the valve core assembly is located at the first predetermined position;
  • Fig. 13 is a schematic cross-sectional structure diagram of another combined structure of the valve core assembly and the housing.
  • the valve device 100 can be applied to a heat exchange system, such as a vehicle air-conditioning system or a home air-conditioning system, etc.
  • the working medium circulated by the valve device can be water, a mixed liquid of water and other liquids, or other cooling liquids with thermal conductivity.
  • the valve device can distribute the working medium, and then control the flow direction of the working medium in the flow path of the heat exchange system, which can improve the control performance of optimizing the flow path of the heat exchange system.
  • the valve device 100 can be used in the air conditioning system of a new energy vehicle, and can be used to realize the switching or change of the fluid flow direction of the HVAC flow path, the battery cooling flow path and the battery heating system flow path of the air conditioning system.
  • the valve device has at least three flow paths.
  • the valve device can also be located in two or more heat exchange system loops, and can cooperate with the heat exchange system to switch the flow path, or make the inlet communicate with the cavity of the valve device 100, so as to realize the flow rate of the working medium in different flow paths of the heat exchange system. distribute.
  • the valve device 100 includes a housing 1 and a valve core assembly 2, the housing 1 has an installation cavity 10, at least part of the valve core assembly 2 is located in the installation cavity 10, and the housing 1 includes a bottom portion 11 and a side portion 12,
  • the side part 12 is formed with a plurality of interface parts 13.
  • the number of interface parts is 6 or 7.
  • the number of interface parts can also be other integers from 3 to 10, such as 3, 4, and 5. , 7, 8, 9, 10, etc.; in this embodiment, the plurality of interface portions 13 are arranged along the circumferential direction of the side portion 12 and extend in the radial direction. In this embodiment, the plurality of interface portions are divided into two layers in the axial direction.
  • the arrangement can save the circumferential space, and it can be more than two layers. Of course, it can also be located on the same layer, and the communication cavity structure of the valve core assembly can be modified accordingly; in other embodiments, multiple interface parts can also be located on the side parts.
  • the interface part is generally located on the same plane; the interface part 13 in this embodiment is connected with the interface pipe 130 , the interface part 13 is connected with the system through the interface pipe 130 , and the interface pipe 130 in this embodiment is integrated with the housing 1 .
  • the structure is formed when the shell is injection molded.
  • the valve device may not be provided with an interface tube, but a connecting surface may be provided on the interface portion, and the outward part of the interface portion is located on the connecting surface.
  • the valve core assembly 2 has a communication cavity 21 that opens toward the side portion 12, and the interface portion 13 is communicated through the communication cavity 21.
  • the valve device 100 further includes a sealing member 4, which is located between the housing 1 and the valve core assembly 2.
  • the sealing member can be an integral or separate structure, and can be an annular or open structure; this embodiment
  • the sealing member 4 is connected to the housing 1 in a limited position, and the valve core assembly 2 can rotate relative to the sealing member 4 .
  • the seal can also be connected to the valve core assembly in a limit position, the seal member 4 rotates relative to the housing 1, the valve core assembly 2 is fixedly or limitedly connected with the seal member 4, and the valve core assembly 2 drives the seal member 4 to rotate.
  • the valve core assembly 2 includes a limit portion 22, and the housing 1 includes a stop portion 14.
  • the limit portion 22 abuts against the stop portion 14 and restricts the valve core assembly 2 to continue toward the stop portion.
  • the valve device has two predetermined positions, FIG. 8 corresponds to the first predetermined position, and FIG. 9 corresponds to the second predetermined position; in this way, at least when the valve core assembly rotates In the process of approaching a week, at a predetermined position, the valve core assembly 2 and the housing 1 form at least one position reference.
  • valve core assembly 2 there are two position references, namely the first predetermined position and the second predetermined position, which is conducive to determining
  • the position of the valve core assembly 2 relative to the housing 1 improves the control accuracy of the valve core assembly 2 and ensures the accuracy and reliability of the communication between each connection port and the communication cavity of the valve core assembly.
  • the stopper portion 14 is a raised portion, which is defined as the first raised portion.
  • the stopper portion 14 protrudes from the bottom 11 to the installation cavity 10 , and the stopper portion 14 It includes a first stopper portion 141 and a second stopper portion 142.
  • the inner and outer sides of the stopper portion are defined as a first end portion 143 and a second end portion 144.
  • the outer periphery of the stopper portion 141 includes a first stopper portion 141, a second stopper portion
  • Two stopper parts 142, the first end part 143 and the second end part 144 are connected to the first stopper part 141 and the second stopper part 142 or are an integral structure, and the first end part 143 is away from the central axis of the valve core assembly o
  • the distance is smaller than the distance between the second end 144 and the axis o of the valve core assembly, from the first end 143 to the second end 144, that is, along the radial direction of the housing, at the first end 143, defines the first end 143.
  • the distance between the first stop portion 141 and the second stop portion 142 is the first distance L1, and at the second end portion 144, the distance between the first stop portion 141 and the second stop portion 142 is defined as the first distance L1.
  • Two distances L2, the first distance L1 is smaller than the second distance L2; or, in the radial direction of the housing, from the first end to the second end, between the first stopper 141 and the second stopper 142
  • the distance does not decrease with the increase of the radius and increases at least at the second end. Due to the rotation of the valve core assembly relative to the housing, a shearing force will be generated, and the closer to the outer circumference, the greater the shearing force, so the distance of the second end It is beneficial to increase the strength of the stopper.
  • the cross-sectional outer contour of the stopper portion 14 is substantially fan-shaped, the stopper portion 14 may be a hollow structure, a convex rib 145 is formed in the stopper portion 14, and a concave portion 146 is formed between adjacent convex ribs.
  • 145 can be one, two or more. When there are more than one, the ribs 145 can be staggered; it is beneficial to further improve the strength of the limiting part.
  • the thickness of 1 is roughly the same, which reduces the deformation caused by uneven thickness after injection molding.
  • the limiting portion 22 is located at one end of the valve core assembly 2 , and the other end of the valve core assembly includes a transmission portion 9 , through which the valve core assembly can be connected with a drive gear or other transmission through the transmission portion 9 .
  • the limiting portion 22 is located at the lower end of the valve core assembly, or in other words, along the axial direction of the valve core assembly, the limiting portion 22 is located at the end of the valve core assembly 2 close to the bottom 11 of the housing.
  • the limiting portion 22 includes a first abutting portion 221 and a second abutting portion 222.
  • the first abutting portion 221 and the second abutting portion 222 are located on the side of the limiting portion, as shown in FIG. 8, when the valve core assembly is rotated to At the first predetermined position, the first abutting portion 221 is in surface contact with the first stopper portion 141 , or in other words, when the valve core assembly rotates clockwise to the first predetermined position, the first abutting portion 221 and the first stopper portion 141 is in surface contact; when the valve core assembly rotates to the second predetermined position, the second abutting portion is in surface contact with the second stopper portion, or in other words, when the valve core assembly rotates counterclockwise to the second predetermined position, the second abutting portion The portion is in surface contact with the second stop portion.
  • the surface contact between the two can have correspondingly high mechanical strength. Of course, it is not limited to complete surface contact, but a small angle difference between the two can be made, such as 0.5 degree-1 degree. or Considering the moment, the included angle formed by the first abutting portion 221 and the second abutting portion 222 is within 0.5 degree error than the included angle formed by the first stopper portion 141 and the second stopper portion 142 .
  • the valve core assembly 2 is an integral injection molded part
  • the limiting portion 22 is a convex portion
  • the convex portion is defined as a second convex portion
  • the second convex portion extends along the axial direction of the valve core assembly
  • the limiting portion 22 is a hollow structure, and a plurality of staggered reinforcing ribs 221 and gaps 222 between adjacent reinforcing ribs are formed in the limiting portion 22.
  • the reinforcing ribs are beneficial to improve the strength of the valve core assembly in the limiting portion, and the gap It is beneficial to reduce the thickness of the second protruding portion and reduce the deformation of the valve core assembly.
  • the limiting portion 22 is substantially fan-shaped, and the central axis of the fan-shaped is disposed coaxially with the central axis of the valve core assembly.
  • the housing 1 and the valve core assembly 2 are both integral injection molded parts, and the process is simple.
  • the limiting part and the stop part are both along the axial direction of the valve device, and the interface part and the communication cavity are located on the peripheral side of the valve device, so that the stop part And the setting of the limit part will not interfere with the setting of the interface part and the communication cavity.
  • the limiting portion 22 is located at one end of the valve core assembly 2, and the limiting portion 22 includes a first abutting portion 221 and a second abutting portion 222; the stopper portion 14 is located at the bottom of the housing, and the stopper portion 14 includes a first stop part 141 and a second stop part 142; in the position shown in FIG. 1, in conjunction with FIG. 7, when the valve core assembly 2 rotates clockwise, when the valve core assembly is in the first predetermined position, the first At a predetermined position as shown in FIG. 8 , the first abutting portion 221 abuts against the first stopper portion 141 and restricts the valve core assembly 2 from continuing to move toward the first stopper portion 141 ; when the valve core assembly in FIG.
  • the sector-shaped central axis of the stopper is coaxial with the central axis of the valve core assembly, and the sector-shaped central axis of the limiting portion is coaxial with the central axis of the valve core assembly. axis settings.
  • the central axis of the sector of the stopper is not coaxial with the central axis of the spool assembly, and the central axis of the sector is located on the circumference with the central axis of the spool assembly as the radius.
  • the side walls of the limiting portion are arranged in parallel.
  • the volume of the stop portion is smaller than that of the first embodiment, which is beneficial to reduce the volume of the housing.
  • the housing may further include a valve core seat 15 , and the valve core seat 15 has a concave portion therein to accommodate and limit the support shaft 26 of the valve core assembly.
  • the stopper portion 14 and the valve core seat 15 can be integrally constructed.
  • the housing is a plastic part processed by injection molding.
  • the height of the valve core seat 15 is the same as the height of the stopper portion 14.
  • the valve core assembly 2 also includes a support shaft 26.
  • the height of the support shaft 26 protruding from the end face of the valve core assembly is approximately the same as that of the limiting portion 22, which facilitates injection molding and demoulding; when the valve core assembly 2 is installed with the housing 1, the support shaft 26 is limited and supported on the valve
  • the core seat 15 and the valve core assembly 2 can rotate around the central axis of the support shaft 26, and the height of the stopper portion 14 is approximately the same as the height of the limiter portion.
  • the difference between the height of the valve core seat and the height of the stop part may be not more than 2mm, for example, the height of the valve core seat is slightly higher than that of the stop part Similarly, the height at which the support shaft protrudes from the end face of the valve core assembly matches the concave portion of the valve core seat, and the height at which the support shaft protrudes from the end face of the valve core assembly is the same as the height at which the limiting portion protrudes.
  • the height difference does not exceed 2mm.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Multiple-Way Valves (AREA)
  • Sliding Valves (AREA)
  • Valve Housings (AREA)
  • Lift Valve (AREA)
PCT/CN2021/120573 2021-01-18 2021-09-26 一种阀装置 Ceased WO2022151757A1 (zh)

Priority Applications (5)

Application Number Priority Date Filing Date Title
KR1020237009426A KR102790794B1 (ko) 2021-01-18 2021-09-26 밸브 장치
US18/027,365 US12331839B2 (en) 2021-01-18 2021-09-26 Valve device
CN202180050946.7A CN116249853A (zh) 2021-01-18 2021-09-26 一种阀装置
JP2023543139A JP7627520B2 (ja) 2021-01-18 2021-09-26 弁装置
EP21918948.7A EP4279773A4 (en) 2021-01-18 2021-09-26 VALVE DEVICE

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110065261 2021-01-18
CN202110065261.1 2021-01-18

Publications (1)

Publication Number Publication Date
WO2022151757A1 true WO2022151757A1 (zh) 2022-07-21

Family

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Family Applications (5)

Application Number Title Priority Date Filing Date
PCT/CN2021/120573 Ceased WO2022151757A1 (zh) 2021-01-18 2021-09-26 一种阀装置
PCT/CN2021/120577 Ceased WO2022151761A1 (zh) 2021-01-18 2021-09-26 一种控制阀
PCT/CN2021/120576 Ceased WO2022151760A1 (zh) 2021-01-18 2021-09-26 一种控制阀
PCT/CN2021/120575 Ceased WO2022151759A1 (zh) 2021-01-18 2021-09-26 一种控制阀
PCT/CN2021/120574 Ceased WO2022151758A1 (zh) 2021-01-18 2021-09-26 一种控制阀

Family Applications After (4)

Application Number Title Priority Date Filing Date
PCT/CN2021/120577 Ceased WO2022151761A1 (zh) 2021-01-18 2021-09-26 一种控制阀
PCT/CN2021/120576 Ceased WO2022151760A1 (zh) 2021-01-18 2021-09-26 一种控制阀
PCT/CN2021/120575 Ceased WO2022151759A1 (zh) 2021-01-18 2021-09-26 一种控制阀
PCT/CN2021/120574 Ceased WO2022151758A1 (zh) 2021-01-18 2021-09-26 一种控制阀

Country Status (6)

Country Link
US (5) US12234920B2 (https=)
EP (5) EP4279776A4 (https=)
JP (5) JP7627520B2 (https=)
KR (4) KR102790794B1 (https=)
CN (4) CN115885123A (https=)
WO (5) WO2022151757A1 (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024231056A1 (de) * 2023-05-09 2024-11-14 HELLA GmbH & Co. KGaA Ventil für ein flüssigkeitssystem eines fahrzeugs
WO2024231263A1 (de) * 2023-05-10 2024-11-14 HELLA GmbH & Co. KGaA Ventil für ein flüssigkeitssystem eines fahrzeugs
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