WO2024199331A1 - Soupape de commande - Google Patents

Soupape de commande Download PDF

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Publication number
WO2024199331A1
WO2024199331A1 PCT/CN2024/084329 CN2024084329W WO2024199331A1 WO 2024199331 A1 WO2024199331 A1 WO 2024199331A1 CN 2024084329 W CN2024084329 W CN 2024084329W WO 2024199331 A1 WO2024199331 A1 WO 2024199331A1
Authority
WO
WIPO (PCT)
Prior art keywords
port
valve core
valve
channel
interface
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/CN2024/084329
Other languages
English (en)
Chinese (zh)
Inventor
汪立新
朱静惠
池建华
杨玉芝
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.)
Zhejiang Sanhua Automotive Components Co Ltd
Original Assignee
Zhejiang Sanhua Automotive Components 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
Priority claimed from CN202310357536.8A external-priority patent/CN118728999A/zh
Priority claimed from CN202310356603.4A external-priority patent/CN118729004A/zh
Application filed by Zhejiang Sanhua Automotive Components Co Ltd filed Critical Zhejiang Sanhua Automotive Components Co Ltd
Publication of WO2024199331A1 publication Critical patent/WO2024199331A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
    • F16K11/20—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members
    • F16K11/22—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members with an actuating member for each valve, e.g. interconnected to form multiple-way valves

Definitions

  • the present application relates to the field of fluid control, and in particular to a control valve.
  • a thermal management system of a vehicle requires a control valve to control a flow path.
  • the control valve includes a valve body assembly and a valve core.
  • the valve core is rotatably disposed in a valve cavity of the valve body assembly to facilitate the control of the fluid by the control valve.
  • An object of the present application is to provide a control valve which is convenient for reducing the flow resistance of a fluid.
  • the embodiment of the present application provides a control valve, the control valve comprising a valve body assembly and a valve core assembly, the valve body assembly having a first valve cavity and a first group of communication ports, the first group of communication ports comprising a first communication port and a second communication port, the first communication port and the second communication port are both located on a side wall defining the first valve cavity, the valve core assembly comprising a first valve core, at least a portion of the first valve core is located in the first valve cavity and is rotatable;
  • the first valve core has a first conducting channel and a compensation hole which are connected to each other, the compensation hole is connected to the first valve cavity, the second communication port is connected to the first valve cavity, and the first conducting channel can be connected to the first communication port.
  • the second communication port is communicated with the first valve cavity, and the first The connecting port and the second connecting port are both located on the side wall that defines the first valve cavity.
  • a first conducting channel and a compensation hole that are interconnected are arranged on the first valve core, and the compensation hole is connected to the first valve cavity.
  • the second connecting port can be connected to the first conducting channel through the first valve cavity and the compensation hole, and the first conducting channel can be connected to the first connecting port, so that the control valve of the embodiment of the present invention increases the flow cross-sectional area of the fluid by setting the compensation hole, which is beneficial to reducing the flow resistance of the fluid.
  • FIG1 is a schematic diagram of an exploded structure of a control valve provided in one embodiment of the present application.
  • FIG2 is a schematic diagram of a three-dimensional structure of a control valve shown in FIG1;
  • FIG3 is a schematic diagram of a cross-sectional structure of a control valve shown in FIG2 at one position;
  • FIG4 is a schematic diagram of a three-dimensional structure of a first valve core provided in an embodiment of the present application.
  • FIG5 is a schematic diagram of a cross-sectional structure of a first valve core shown in FIG4 at one position;
  • FIG6 is a schematic diagram of an exploded structure of a control valve provided in another embodiment of the present invention.
  • FIG7 is a schematic diagram of a three-dimensional structure of a control valve shown in FIG6;
  • FIG8 is a schematic front view of the structure of a control valve shown in FIG6;
  • FIG9 is a schematic diagram of a cross-sectional structure of a control valve shown in FIG8 along the A-A direction;
  • FIG10 is a schematic diagram of a cross-sectional structure of a control valve shown in FIG8 along the B-B direction;
  • FIG11 is a schematic diagram of a cross-sectional structure of a control valve shown in FIG8 along the C-C direction;
  • FIG12 is a schematic diagram of a cross-sectional structure of a control valve shown in FIG8 along the D-D direction;
  • FIG13 is a schematic diagram of a three-dimensional structure of a second valve core at one angle provided by an embodiment of the present invention.
  • FIG14 is a schematic diagram of a three-dimensional structure of the second valve core shown in FIG13 at another angle;
  • FIG15 is a schematic cross-sectional view of a second valve core shown in FIG13;
  • FIG16 is another schematic cross-sectional view of the second valve core shown in FIG13;
  • 17 is a schematic diagram of a three-dimensional structure of a third valve core at one angle provided by an embodiment of the present invention.
  • FIG. 18 is a schematic diagram of the structure of a control valve shown in FIG. 6 in the first working mode.
  • the valve core assembly is located in a first working position;
  • FIG19 is a schematic structural diagram of a control valve shown in FIG6 in a second working mode, when the valve core assembly is located in a second working position;
  • FIG20 is a schematic structural diagram of a control valve in a third working mode shown in FIG6 , where the valve core assembly is located at a third working position;
  • FIG21 is a schematic structural diagram of a control valve shown in FIG6 in a fourth working mode, where the valve core assembly is located at a fourth working position;
  • FIG22 is a schematic structural diagram of a second valve core in a fifth working position shown in FIG6 ;
  • FIG23 is a schematic structural diagram of a second valve core in FIG6 in a sixth working position
  • FIG. 24 is a schematic structural diagram of a second valve core shown in FIG. 6 in a seventh working position.
  • Control valve 101. First valve chamber; 102. Second valve chamber; 103. Third valve chamber; 104.
  • An embodiment of the present application provides a control valve that can be used in a vehicle thermal management system, specifically in a coolant circulation system, and can perform flow isolation, conduction, and switching functions for the thermal management system.
  • the control valve 1 implemented in the present application includes a valve body assembly 10 and a valve core assembly 20, at least part of which is located in the valve body assembly 10 and can rotate.
  • the valve body assembly 10 has a first valve cavity 101 and a first group of communication ports 104, the first group of communication ports 104 includes at least two communication ports, and optionally, the communication ports of the first group of communication ports 104 include a first communication port C1 and a second communication port C2 arranged at intervals.
  • the first communication port C1 and the second communication port C2 are both located on the side wall defining the first valve cavity 101, and the first communication port C1 and the second communication port C2 can be connected by rotating the valve core assembly 20.
  • the valve body assembly 10 includes a side wall portion 11, a top shell portion 13 and a bottom shell portion 12. Along the axial direction of the side wall portion 11, at least a portion of the side wall portion 11 is located between the bottom shell portion 12 and the top shell portion 13.
  • the side wall portion 11, the top shell portion 13 and the bottom shell portion 12 define at least a portion of the first valve cavity 101.
  • the first communication port C1 and the second communication port C2 are located on the inner surface of the side wall portion 11.
  • the side wall portion 11 defines at least a portion of the peripheral side wall forming the first valve cavity 101.
  • the top shell portion 13 and the bottom shell portion 12 are both sealedly connected to the side wall portion 11.
  • one of the top shell portion 13 and the bottom shell portion 12 is injection molded into an integral structure with the side wall portion 11, and the other is welded to the side wall portion 11 to achieve sealing, or the top shell portion 13 and the bottom shell portion 12 are both welded to the side wall portion 11 to achieve sealing.
  • all the first group of communication ports 104 are located in the side wall portion 11.
  • a portion of the first group of communication ports 104 may be located in the side wall portion 11, and another portion of the first group of communication ports 104 may be located in the top shell portion 13 and/or the bottom shell portion 12.
  • the axial direction of the side wall portion 11 and the height direction of the control valve are parallel to or coincide with the axial direction of the first valve core 21, and the radial direction of the side wall portion 11 is parallel to or coincides with the radial direction of the first valve core 21.
  • control valve 1 may also include a driving assembly, the driving assembly includes a driving member, the driving member may include a motor or a combination of a motor and a transmission gear set, the driving member is transmission-connected to the valve core assembly 20, so that the driving member drives the valve core assembly 20 to rotate, and the first connecting port C1 and the second connecting port C2 are connected through the rotation of the valve core assembly 20, so as to facilitate the control of the fluid flow path by the control valve 1.
  • the driving assembly includes a driving member
  • the driving member may include a motor or a combination of a motor and a transmission gear set
  • the driving member is transmission-connected to the valve core assembly 20, so that the driving member drives the valve core assembly 20 to rotate
  • the first connecting port C1 and the second connecting port C2 are connected through the rotation of the valve core assembly 20, so as to facilitate the control of the fluid flow path by the control valve 1.
  • control valve 1 further has an interface 107, which is exposed on the surface of the control valve 1.
  • the control valve 1 may also include a pipe, which has a flow channel, one end of which is connected to the corresponding connecting port, and the other end forms the interface 107 of the control valve 1.
  • the pipe is sealed and connected to the valve body assembly 10 and is located on the outer peripheral side of the side wall portion 11.
  • the pipe can be connected to other fluid components in the thermal management system.
  • the fluid component can be a heat exchanger, a water pump, and other structures.
  • the control valve 1 also includes a mounting portion, which is located on the outer side of the valve body assembly 10 and is sealed with the valve body assembly 10.
  • the mounting portion can be injection molded into an integral structure with the side wall portion 11 and/or the bottom shell portion 12.
  • the interface 107 can be located on the outer surface of the mounting portion and at least some of the interfaces 107 have the same orientation.
  • the mounting portion has a mounting surface, which can be connected to other fluid components in the thermal management system.
  • the fluid component can be a heat exchanger, a water pump, and other structures.
  • the interface 107 is located on the outer end surface of the side wall portion 11, the control valve can be installed as a module in the integrated cavity of the integrated component, and the interface 107 can be connected to the flow channel in the shell of the integrated component.
  • the valve core assembly 20 includes a first valve core 21, at least part of which is located in the first valve cavity 101 and can rotate, and a gap is formed between the circumferential side wall of the first valve core 21 and the side wall portion 11 defining the first valve cavity 101.
  • the first valve core 21 has a first conduction channel 211 and a compensation hole 212 that are connected to each other, the first conduction channel 211 can be aligned with the first communication port C1 and connected to the first communication port C1, the compensation hole 212 is always connected to the first valve cavity 101, and the second communication port C2 is always connected to the first valve cavity 101, so that the second communication port C2 is connected to the first conduction channel 211 through the first valve cavity 101 and the compensation hole 212, and the second communication port C2 is in a normally open state.
  • the compensation hole 212 is staggered with the first communication port C1, and the first conduction channel 211 can be connected to the first communication port C1.
  • the second connecting port C2 can be connected to the first conducting channel 211 through the first valve cavity 101 and the compensation channel 212, so that the control valve of the embodiment of the present invention increases the flow cross-sectional area of the fluid by setting the compensation channel 212, which is beneficial to reducing the fluid flow resistance.
  • the control valve 1 also includes a first sealing component 31, and the number of the first sealing components 31 and the first connecting ports C1 is the same.
  • the first sealing component 31 is located between the valve body component 10 and the first valve core 21, and the channel of the first sealing component 31 is connected to the corresponding first connecting port C1, and there is a gap between the mouth where the second connecting port C2 is located and the first valve core 21.
  • no sealing component is set at the corresponding position of the second connecting port C2, so that the second connecting port C2 can always be connected to the first valve cavity 101.
  • the first sealing assembly 31 includes a sealing block 311 and an elastic member 312. Along the radial direction of the first valve core 21, at least a portion of the sealing block 311 is located between the elastic member 312 and the first valve core 21.
  • the elastic member 312 can be elastically deformed to abut the sealing block 311 against the first valve core 21.
  • the material of the sealing block 311 may include plastic, for example, the material of the sealing block 311 may include polyvinylidene fluoride (PVDF), and the elastic member 312 may be made of rubber.
  • the first sealing assembly 31 is evenly arranged along the circumferential direction of the first valve core 21 to better maintain the coaxiality of the first valve core 21 and the valve body assembly 10.
  • the number of the first communication ports C1 may be two
  • the number of the first sealing assembly 31 may be two
  • the angle between the center lines of the two first sealing assemblies 31 is 180 degrees.
  • the first conducting channel of the first valve core 21 211 has a first conducting port 2111, the first conducting port 2111 is located on the first circumferential side wall 216 and faces the side wall portion 11, the port of the compensation channel 212 is located on the first circumferential side wall 216 of the first valve core 21, and the port of the compensation channel 212 is spaced apart from the first conducting port 2111 on the first circumferential side wall 216 of the first valve core 21; and/or the port of the compensation channel 212 is located on the axial end face of at least one end of the first valve core 21. As shown in FIG.
  • the first valve core 21 has two end faces in the axial direction, and the compensation channel 212 penetrates the two end faces in the axial direction of the first valve core 21, so as to increase the flow area of the first conducting channel 211 and the first valve cavity 101, and to reduce the fluid flow resistance. It can be understood that the compensation channel 212 can only penetrate one end face in the axial direction of the first valve core 21.
  • the first communication port C1 includes a first port P1 and a second port P2 arranged at intervals.
  • the first valve core 21 includes a first blocking portion 213.
  • the first blocking portion 213 can abut against the first sealing component 31 to close the corresponding communication port.
  • the first blocking portion 213 is arranged opposite to the second communication port C2, and the first blocking portion 213 closes one of the first port P1 and the second port P2.
  • the second communication port C2 is connected to the other of the first port P1 and the second port P2 through the first valve cavity 101, the compensation channel 212 and the first conduction channel 211.
  • the fluid entering from the second communication port C2 can fill the entire first valve cavity 101 through the first valve cavity 101 area between the valve body assembly 10 and the first blocking portion 213, and enter the compensation channel 212 and the first conduction channel 211, so as to reduce the flow resistance.
  • the communication port is "closed" means that the communication port is not connected with other communication ports.
  • the first port P1 is located on one side of the first valve core 21 in the radial direction
  • the second port P2 is located on the other side of the first valve core 21 in the radial direction.
  • the angle between the center line of the first port P1 and the center line of the second port P2 may be 180 degrees.
  • the first valve core 21 further includes a first top wall 214 and a first bottom wall 215, the first top wall 214 and the first bottom wall 215 are arranged along the extension direction of the rotation axis XX of the first valve core 21, at least part of the first circumferential side wall 216 is located between the first top wall 214 and the first bottom wall 215, and the first circumferential side wall 216 has a spherical surface.
  • the first blocking portion 213 is located on the first circumferential side wall 216, the compensation channel 212 runs through the first top wall 214 and the first bottom wall 215, and the first conduction channel 211 is located between the first top wall 214 and the first bottom wall 215.
  • the first valve core 21 further includes a transmission part 217 and a connecting rib 218.
  • the transmission part 217 is connected to the driving member in the driving assembly by transmission, such as interference fit or key connection.
  • the first circumferential side wall 216 is located on the outer circumference of the transmission part 217.
  • the first top wall 214 and the first bottom wall 215 are both connected to the transmission part 217. and the first circumferential side wall 216.
  • the connecting rib 218 is located in the compensation channel 212, and the connecting rib 218 is connected between the transmission part 217 and the first circumferential side wall 216, so as to increase the structural strength of the first valve core 21.
  • the compensation channel 212 is located on one side of the radial direction of the first valve core 21, and the first conduction channel 211 is located on the other side of the radial direction of the first valve core 21.
  • the compensation channel 212 and the first conduction channel 211 are connected, and the inner circumferential surface of the first valve core 21 forms a part of the wall surface of the compensation channel 212, and the first top wall 214 and the first bottom wall 215 form a part of the wall surface defining the first conduction channel 211.
  • valve core assembly 20 by rotating the valve core assembly 20 , the valve core assembly 20 can have at least one of the following working positions relative to the valve body assembly 10 :
  • the first blocking portion 213 is arranged opposite to the second connecting port C2 and the first port P1, and the first conducting port 2111 of the first conducting channel 211 is arranged opposite to the second port P2.
  • the first blocking portion 213 closes the first port P1, and the second connecting port C2 is connected to the second port P2 through the first valve cavity 101 area between the valve body assembly 10 and the first blocking portion 213, the compensation channel 212, and the first conducting channel 211.
  • the first blocking portion 213 is arranged opposite to the second connecting port C2 and the second port P2, and the first conducting port 2111 of the first conducting channel 211 is arranged opposite to the first port P1.
  • the first blocking portion 213 closes the second port P2, and the second connecting port C2 is connected to the first port P1 through the first valve cavity 101 area between the valve body assembly 10 and the first blocking portion 213, the compensation channel 212, and the first conducting channel 211.
  • the first valve core 21 in the third working position of the valve core assembly 20, correspondingly, the first valve core 21 is located in the third working position, the first blocking portion 213 is arranged opposite to the second port P2, the first blocking portion 213 closes the second port P2, and a part of the first conducting channel 211 is arranged opposite to the first port P1 and the second connecting port C2, and the second connecting port C2 is also connected to the first port P1 through the first valve cavity 101, the compensation channel 212, and the first conducting channel 211.
  • the first valve core 21 in the fourth working position of the valve core assembly 20, the first valve core 21 is located in the fourth working position, and the first blocking portion 213 is arranged opposite to the second port P2. 213 closes the second port P2, another part of the first conducting channel 211 is arranged opposite to the first port P1 and the second connecting port C2, and the second connecting port C2 is also connected to the first port P1 through the first valve cavity 101, the compensation channel 212, and the first conducting channel 211.
  • control valve 1 provided in the embodiment of the present invention can be a three-way valve as shown in Figures 1 to 5.
  • the control valve 1 can also include a four-way, five-way or more control valve.
  • the valve core assembly 20 can also include other valve core structures in addition to the first valve core 21.
  • the rotation axis of the other valve core structures can be parallel to or coincide with the extension direction of the rotation axis of the first valve core 21, or the other valve core structures can be arranged in parallel with the first valve core 21 along the extension direction of the rotation axis of the first valve core 21.
  • the valve body assembly 10 further comprises a second valve cavity 102 and a second group of communication ports 105, the second valve cavity 102 and the first valve cavity 101 are arranged along the axial direction of the valve body assembly 10, and the second group of communication ports 105 and the first group of communication ports 104 are located at different heights of the valve body assembly 10.
  • the valve core assembly 20 further comprises a second valve core 22, at least part of the second valve core 22 is located in the second valve cavity 102, at least part of the second valve core 22 and at least part of the first valve core 21 are arranged along the axial direction of the valve core assembly 20, and the second valve core 22 and the first valve core 21 are transmission-connected, for example, the transmission shaft of the second valve core 22 and the first valve core 21 are interference-fitted or key-fitted, so that power is transmitted between the second valve core 22 and the first valve core 21, so that the first valve core 21 can drive the second valve core 22 to rotate.
  • the second group of communication ports 105 includes a third communication port C3 and a fourth communication port C4.
  • the third communication port C3 is located at the bottom wall defining the second valve cavity 102
  • the fourth communication port C4 is located at the side wall defining the second valve cavity 102.
  • the second valve core 22 includes a second conductive channel 220 and a bottom hole 226 that are connected to each other. A portion of the bottom shell portion 12 defining the bottom wall of the second valve cavity 102 passes through the bottom hole 226 and is located in the second valve core 22.
  • the third communication port C3 is always connected to the second conductive channel 220.
  • the second conductive channel 220 can be connected to the fourth communication port C4 by rotating the second valve core 22.
  • the third port P3 is located on one side of the radial direction of the second valve core 22, and the fourth port P4 is located on the other side of the radial direction of the second valve core 22.
  • the angle between the center line of the third port P3 and the center line of the fourth port P4 can be 180 degrees.
  • control valve 1 further includes a second sealing assembly 32.
  • the structure of the second sealing assembly 32 is the same as or similar to that of the first sealing assembly 31.
  • the number of the second sealing assembly 32 is the same as that of the first sealing assembly 31.
  • the number of the fourth communication ports C4 is the same, the channel of the second sealing assembly 32 is connected to the fourth communication ports C4, and along the radial direction of the second valve core 22, the second sealing assembly 32 is located between the valve body assembly 10 and the second valve core 22.
  • the second sealing assemblies 32 are evenly arranged along the circumferential direction of the second valve core 22 to better maintain the coaxiality of the second valve core 22 and the valve body assembly 10.
  • the circumferential side wall of the second valve core 22 has a spherical surface
  • the second valve core 22 at this time may be a spherical valve core
  • the second valve core 22 includes a first channel portion 221 and a second channel portion 222
  • the first channel portion 221 has a first channel
  • the second channel portion 222 has a second channel
  • the second conduction channel 220 of the second valve core 22 includes a first channel and a second channel arranged at intervals
  • the second channel and the second channel are both connected to the bottom hole 226, and the first channel portion 221 and the second channel portion 222 both have conduction ports on the circumferential side wall of the second valve core 22.
  • the second valve core 22 also includes a second blocking portion 223, and the second blocking portion 223 includes a first blocking portion 224 and a second blocking portion 225, and along the circumferential direction of the second valve core 22, the first blocking portion 224, the first channel portion 221, the second blocking portion 225 and the second channel portion 222 are arranged at intervals.
  • the second valve core 22 can achieve the opening and/or closing function of the third communication port C3 and the fourth communication port C4.
  • the second valve core 22 includes a second top wall 227, a second bottom wall 228 and a second circumferential side wall 229.
  • the second top wall 227 and the second bottom wall 228 are arranged along the extension direction of the rotation center axis of the second valve core 22.
  • At least part of the second circumferential side wall 229 is located between the second top wall 227 and the second bottom wall 228.
  • At least part of the transmission shaft of the second valve core 22 is located on the side of the second top wall 227 away from the second bottom wall 228.
  • the second top wall 227, the second bottom wall 228 and the second circumferential side wall 229 define a fluid cavity.
  • the first channel of the first channel portion 221 and the second channel of the second channel portion 222 both pass through the second circumferential side wall 229 and are both connected to the fluid cavity.
  • the bottom hole 226 passes through the second bottom wall 228.
  • the first channel of the first channel portion 221 and the second channel of the second channel portion 222 are always connected to the third communication port C3, the channel of the first channel portion 221 and the channel of the second channel portion 222 can both be connected to the fourth communication port C4, and the first blocking portion 224 and the second blocking portion 225 can both be closed to the fourth communication port C4.
  • the second valve core 22 is connected to the third communication port C3 and the fourth communication port C4 in the same manner, that is, in at least two working positions of the second valve core 22, the conduction cavity of the second valve core 22 can connect and/or close the third communication port C3 and the corresponding fourth communication port C4.
  • the fourth communication port C4 includes a spacer
  • the third communication port C3 is connected to the third port P3, and the fourth port P4 is closed.
  • the third communication port C3 and the fourth communication port C4 have the same communication relationship or the same working mode.
  • the second valve core 22 During the rotation of the second valve core 22, it is convenient for the second valve core 22 to make the third communication port C3 and the fourth communication port C4 have the same working mode at at least two positions, and it is convenient for the second valve core 22 to realize some of the same working modes of the control valve 1 at at least two positions.
  • the versatility of the second valve core 22 can be increased.
  • a portion of the bottom shell portion 12 defining the bottom wall of the second valve cavity 102 passes through the bottom hole 226 and is located in the second valve core 22, and the second conduction channel 220 can be connected with the fourth communication port C4 by the rotation of the second valve core 22.
  • the second sealing component 32 includes a first component 321 and a second component 322, the channel of the first component 321 is correspondingly connected to the third port P3, and the channel of the second component 322 is correspondingly connected to the fourth port P4, in some working positions of the valve core component 20, as shown in FIG19.
  • the first channel portion 221 conducts 100% of the flow cross-sectional area of the channel of the first component 321, and the second channel portion 222 conducts 100% of the flow cross-sectional area of the channel of the first component 322.
  • the third communication port C3 is connected to the third port P3 through the first channel portion 221 , and the first blocking portion 224 closes the fourth port P4 .
  • the third communication port C3 is connected to the third port P3 through the first channel portion 221 , and the second blocking portion 225 blocks and closes the fourth port P4 .
  • the third communication port C3 is connected with the fourth port P4 through the first channel portion 221 , and the first blocking portion 224 closes the third port P3 .
  • the third communication port C3 is connected to the third port P3 through the first channel portion 221
  • the third communication port C3 is connected to the fourth port P4 through the first channel portion 221 .
  • the third communication port C3 is connected to the fourth port P4 through the first channel portion 221
  • the third communication port C3 is connected to the third port P3 through the first channel portion 221 .
  • the control valve 1 when the control valve 1 is of the structure shown in Figures 13 to 16, when the second valve core 22 is located at at least two different working positions, the connection relationship among the third connecting port C3, the third port P3, and the fourth port P4 is the same.
  • the third connecting port C3 and the fourth connecting port C4 when the second valve core 22 is located at the second working position, the sixth working position, and the seventh working position, the third connecting port C3 and the fourth connecting port C4 have the same working mode, which can realize the same working mode of the control valve, facilitate flexible adjustment of the rotation angle of the second valve core 22, and when the first valve core 21 of the control valve works in cooperation with other valve cores, the versatility of the first valve core 21 can be increased.
  • the valve body assembly 10 further comprises a third valve cavity 103 and a third group of communication ports 106.
  • the third valve cavity 103 is located at On the side of the first valve cavity 101 away from the second valve cavity 102, the third group of communication ports 106 includes a fifth port P5, a sixth port P6 and a seventh port P7, all of which are located on the side wall portion 11 defining the third valve cavity 103.
  • the valve core assembly 20 also includes a third valve core 23. Along the axial direction of the valve core assembly 20, at least part of the third valve core 23 is located on the side of the first valve core 21 away from the second valve core 22.
  • the third valve core 23 is in transmission connection with the first valve core 21.
  • the control valve 1 also includes a drive assembly 40, the drive member in the drive assembly 40 is in transmission connection with the third valve core 23, so that the third valve core 23 can drive the first valve core 21 and the second valve core 22 to rotate.
  • the control valve 1 also includes a third sealing assembly 33, and the third sealing assembly 33 can correspond one-to-one to the communication ports included in the third group of communication ports 106 to improve the sealing performance of the control valve 1.
  • the third valve core 23 includes a third conducting channel 231 and a third blocking portion 232.
  • the third blocking portion 232 and the conducting port of the third conducting channel 231 are arranged along the circumferential direction of the third valve core 23.
  • the third conducting channel 231 connects the seventh port P7 with the fifth port P5, and the third blocking portion 232 closes the sixth port P6.
  • the third conducting channel 231 connects the seventh port P7 with the sixth port P6, and the third blocking portion 232 closes the fifth port P5.
  • valve core assembly 20 of the embodiment of the present invention may include at least one of the first valve core 21, the second valve core 22 and the third valve core 23.
  • the valve core assembly 20 may also include a fourth valve core, a fifth valve core or other valve cores.
  • the fourth valve core, the fifth valve core or other valve cores may be arranged axially with the first valve core 21 along the valve core assembly 20 or arranged radially in parallel with the valve core assembly 20.
  • the number of connecting ports may also be set according to user needs.
  • the valve body assembly 10 has a first interface M1, a second interface M2, a third interface M3, a fourth interface M4, a fifth interface M5, a sixth interface M6, and a seventh interface M7.
  • the first interface M1 is connected to both the first port P1 and the fifth port P5, the second interface M2 is connected to the seventh port P7, the third interface M3 is connected to the sixth interface M6, the fourth interface M4 is connected to the second communication port C2, the fifth interface M5 is connected to both the second port P2 and the fourth port P4, the sixth interface M6 is connected to the third port P3, and the seventh interface M7 is connected to the third communication port C3.
  • valve body assembly 10 includes a connecting portion 14, and the channel in the connecting portion 14 connects the first interface M1 is connected to both the first port P1 and the fifth port P5, and/or the channel provided in the connecting portion 14 connects the fifth port M5 to both the second port P2 and the fourth port P4.
  • the valve body assembly 10 further includes a first partition portion 15 and a second partition portion 16, both of which are sealed with the side wall portion 11.
  • a first partition portion 15 and a second partition portion 16 can be injection molded as an integral structure or welded and sealed with the side wall portion 11.
  • One side end surface of the first partition portion 15 is reused as the bottom wall surface of the third valve cavity 103, and the other side of the first partition portion 15 is reused as the top wall surface of the first valve cavity 101.
  • the valve body assembly 10 further includes a sealing cover 17 , which can be welded to other parts of the valve body assembly 10 , and the first sealing assembly 31 is clamped between the first valve core 21 and the sealing cover 17 .
  • control valve 1 provided in the embodiment of the present invention has at least one of the following working modes:
  • the valve core assembly 20 in the first working mode, the valve core assembly 20 is located at the first working position, the fifth interface M5 is connected to the fourth interface M4 , the sixth interface M6 is connected to the seventh interface M7 , the second interface M2 is connected to the first interface M1 , and the third interface M3 is closed.
  • the valve core assembly 20 is located at the second working position, the second interface M2 , the first interface M1 and the fourth interface M4 are connected, the fifth interface M5 , the sixth interface M6 and the seventh interface M7 are connected, and the third interface M3 is closed.
  • the valve core assembly 20 in the third working mode, is located at the third working position, the first interface M1 is connected to the fourth interface M4 , the second interface M2 is connected to the third interface M3 , the sixth interface M6 is connected to the seventh interface M7 , and the fifth interface M5 is closed.
  • the valve core assembly 20 in the fourth working mode, the valve core assembly 20 is located at the fourth working position, the first interface M1 is connected to the fourth interface M4 , the second interface M2 is connected to the third interface M3 , the fifth interface M5 is connected to the seventh interface M7 , and the sixth interface M6 is closed.
  • the second communication port C2 is communicated with the first valve cavity 101, and the first communication port C1 and the second communication port C2 are both located on the side wall defining the first valve cavity.
  • a first conduction port C2 is provided on the first valve core 21 to communicate with each other.
  • the compensation hole 212 is connected to the first valve cavity 101.
  • the second connecting port C2 can be connected to the first conducting channel 211 through the first valve cavity 101 and the compensation hole 212, and the first conducting channel 211 can be connected to the first connecting port C1, so that the control valve of the embodiment of the present invention increases the flow cross-sectional area of the fluid by setting the compensation hole 212, which is beneficial to reducing the fluid flow resistance.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Multiple-Way Valves (AREA)

Abstract

Soupape de commande (1), comprenant un ensemble corps de soupape (10) et un ensemble noyau de soupape (20). L'ensemble corps de soupape (10) comprend une première cavité de soupape (101) et un premier groupe d'orifices de communication (104) ; le premier groupe d'orifices de communication (104) comprend un premier orifice de communication (C1) et un second orifice de communication (C2) ; le premier orifice de communication (C1) et le second orifice de communication (C2) sont tous deux situés sur une paroi latérale définissant la première cavité de soupape (101) ; l'ensemble noyau de soupape (20) comprend un premier noyau de soupape (21) ; le premier noyau de soupape (21) est au moins partiellement situé dans la première cavité de soupape (101) et peut tourner ; le premier noyau de soupape (21) comporte un premier canal de raccordement (211) et un trou de compensation (212) en communication l'un avec l'autre ; le trou de compensation (212) est en communication avec la première cavité de soupape (101) ; le second orifice de communication (C2) est en communication avec la première cavité de soupape (101) ; le premier canal de raccordement (211) peut être en communication avec le premier orifice de communication (C1). La soupape de commande est pratique pour réduire la résistance à l'écoulement d'un fluide.
PCT/CN2024/084329 2023-03-31 2024-03-28 Soupape de commande Ceased WO2024199331A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN202310357536.8A CN118728999A (zh) 2023-03-31 2023-03-31 控制阀
CN202310356603.4A CN118729004A (zh) 2023-03-31 2023-03-31 控制阀
CN202310356603.4 2023-03-31
CN202310357536.8 2023-03-31

Publications (1)

Publication Number Publication Date
WO2024199331A1 true WO2024199331A1 (fr) 2024-10-03

Family

ID=92903335

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2024/084329 Ceased WO2024199331A1 (fr) 2023-03-31 2024-03-28 Soupape de commande

Country Status (1)

Country Link
WO (1) WO2024199331A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2694815A1 (fr) * 2010-02-24 2011-08-24 Globe Union Industrial Corp. Soupape de controle de la temperature
JP2012047192A (ja) * 2010-08-24 2012-03-08 Eagle Industry Co Ltd 三方弁
CN115539674A (zh) * 2021-06-30 2022-12-30 浙江三花汽车零部件有限公司 控制阀
CN218294564U (zh) * 2022-06-30 2023-01-13 浙江三花汽车零部件有限公司 控制阀
CN115727167A (zh) * 2021-08-30 2023-03-03 浙江三花汽车零部件有限公司 流体控制组件和流体控制装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2694815A1 (fr) * 2010-02-24 2011-08-24 Globe Union Industrial Corp. Soupape de controle de la temperature
JP2012047192A (ja) * 2010-08-24 2012-03-08 Eagle Industry Co Ltd 三方弁
CN115539674A (zh) * 2021-06-30 2022-12-30 浙江三花汽车零部件有限公司 控制阀
CN115727167A (zh) * 2021-08-30 2023-03-03 浙江三花汽车零部件有限公司 流体控制组件和流体控制装置
CN218294564U (zh) * 2022-06-30 2023-01-13 浙江三花汽车零部件有限公司 控制阀

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