WO2022242308A1 - Dispositif de vanne multivoie - Google Patents

Dispositif de vanne multivoie Download PDF

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Publication number
WO2022242308A1
WO2022242308A1 PCT/CN2022/082770 CN2022082770W WO2022242308A1 WO 2022242308 A1 WO2022242308 A1 WO 2022242308A1 CN 2022082770 W CN2022082770 W CN 2022082770W WO 2022242308 A1 WO2022242308 A1 WO 2022242308A1
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WO
WIPO (PCT)
Prior art keywords
port
spool
end plate
way valve
valve core
Prior art date
Application number
PCT/CN2022/082770
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English (en)
Chinese (zh)
Inventor
戴海江
陈志刚
许俊波
李贵宾
林炳荣
马旭青
薛强
Original Assignee
浙江吉利控股集团有限公司
宁波吉利汽车研究开发有限公司
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Application filed by 浙江吉利控股集团有限公司, 宁波吉利汽车研究开发有限公司 filed Critical 浙江吉利控股集团有限公司
Publication of WO2022242308A1 publication Critical patent/WO2022242308A1/fr

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    • 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
    • F16K11/14—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 one actuating member, e.g. a handle
    • F16K11/18—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 one actuating member, e.g. a handle with separate operating movements for separate closure members
    • 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
    • F16K11/14—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 one actuating member, e.g. a handle
    • F16K11/16—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 one actuating member, e.g. a handle which only slides, or only turns, or only swings in one plane
    • F16K11/163—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 one actuating member, e.g. a handle which only slides, or only turns, or only swings in one plane only turns
    • F16K11/165—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 one actuating member, e.g. a handle which only slides, or only turns, or only swings in one plane only turns with the rotating spindles parallel to the closure members
    • 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
    • F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
    • F16K27/045—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members with pivotal obturating members
    • 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

Definitions

  • the invention belongs to the technical field of valves, in particular to a multi-way valve device.
  • the circuit of new energy heat pump system is relatively complex, including battery circuit, motor circuit and heater circuit. Under different working conditions, each circuit may be connected in series, parallel or mixed in series and parallel. In order to realize the switching of these working conditions, multiple valves are often required to work at the same time to achieve this goal. There are many valve products, and valve components The cost is relatively high, and corresponding connecting pipelines and control wiring harnesses need to be added at the same time.
  • An object of the present invention is to provide a multi-way valve device with high integration and reduced cost.
  • a further object of the present invention is to effectively reduce the water inlet or outlet flow resistance.
  • the present invention provides a multi-way valve device comprising:
  • a plurality of spools each spool is driven to rotate by the power drive device, and each of the spools is provided with multiple groups of connected spool ports;
  • each of the end plates covers each of the valve cores, and each of the end plates is provided with a plurality of interfaces for communicating with the valve core port and the outside, each of the The interfaces are all located on the motion locus of at least one of the valve core ports of the corresponding valve core, so that when each valve core rotates to each target angle, each of its own valve core ports and its corresponding connected to the target interface at the end plate.
  • the driving device includes:
  • Electric motor which outputs torque in a controlled manner
  • the direction limiting transmission mechanism is connected with the motor and includes an output end connected with each of the spools.
  • the directional limiting transmission mechanism includes:
  • a worm gear mechanism comprising a worm arranged at the output shaft of the motor, a worm shaft, and a worm wheel sleeved on the worm shaft and cooperating with the worm;
  • the gear transmission mechanism includes a first gear set sleeved on the worm shaft, a drive shaft, a second gear set and a drive gear set on the drive shaft, a plurality of driven shafts, and each of the The driven gear on the driven shaft, each gear in the first gear set meshes with each gear of the second gear set correspondingly, the driving gear meshes with each driven gear, and the driven gear meshes with each driven gear.
  • the number of shafts is the same as the number of said spools;
  • the ratchet mechanism includes correspondingly arranged ratchet wheels and pawl discs, the ratchet wheels are arranged on each of the driven shafts, the ratchet discs are provided with pawls that cooperate with the ratchet wheels, and the ratchet discs A non-rotatable connection is formed with each of said spools.
  • the plurality of spools include a first spool and a second spool
  • the plurality of end plates include a first end plate and a In the second end plate
  • the ratchet mechanism includes a first ratchet disc and a second ratchet disc respectively connected with the first valve core and the second valve core.
  • the rotatable directions of the first ratchet and the second ratchet are opposite, so as to drive the first spool or the second spool to rotate when the motor outputs torque in opposite directions.
  • valve core port on the first valve core and the valve core port on the second valve core are symmetrically arranged, and the interface of the first end plate and the second valve core The interfaces on the end plates are arranged symmetrically.
  • the first spool is provided with a first spool port, a second spool port, a third spool port and a fourth spool port
  • the first spool port is connected to the second spool port port
  • the third spool port communicates with the fourth spool port
  • the first end plate is provided with a first port, a second port, a third port, a fourth port and a fifth port, wherein, When the first spool rotates, both the first spool port and the fourth spool port can communicate with at least one of the first port, the fourth port and the fifth port
  • the Both the second spool port and the third spool port can at least communicate with the first port or the third port.
  • the centers of the first spool port and the fourth spool port are located at the circumference of the first circle, and the centers of the second spool port and the third spool port are located at the first circle. At the circumference of the two circles, the first circle and the second circle do not intersect.
  • the multi-way valve device is configured to communicate with different ports on the first end plate every time the first valve core rotates by a preset angle value, and communicate with different ports on the first end plate every time the second valve core rotates by a preset angle value.
  • the preset angle value is used, the different interfaces on the second end plate are connected.
  • the multi-way valve device also includes:
  • the sealing structure is arranged between each valve core and each end plate.
  • the multi-way valve of the present invention includes a plurality of spools and end plates matched therewith. Each spool rotates under the drive of the drive device. When turning to the target angle, each valve core port and end plate on each spool Different interfaces on the network are connected, thereby connecting each group of interfaces. After the interface is assembled with each circuit, by controlling the rotation of each spool, the communication and switching between each circuit can be controlled. Since the multi-way valve device of the present invention can realize the communication of multiple groups of interfaces, it is no longer necessary to set multiple valves to realize the control of multiple circuits as in the prior art, so the integration degree is high, the arrangement is compact, and the cost is reduced. It is more suitable for complex systems, such as thermal management systems with multiple working modes, to solve the problem of difficult layout.
  • the port used to connect the external circuit in the present invention is an interface provided on the end plate, which is similar to the groove type. Compared with the port of the existing multi-way valve element, the interface of this embodiment is more suitable for the system
  • the integrated solution facilitates the connection of the integrated water board and the counterpart, and at the same time can effectively reduce the water inlet or outlet flow resistance, and can mix water on the end face with multiple interfaces.
  • the multi-way valve device also includes a sealing structure, which is arranged between each valve core and each end plate, and is used for sealing the valve core and the end plate.
  • the sealing structure includes compression springs and sealing gaskets, and this double sealing method can improve sealing reliability.
  • Fig. 1 is a schematic structural view of a multi-way valve device according to an embodiment of the present invention
  • Fig. 2 is a structural schematic diagram of a power drive device of a multi-way valve device according to an embodiment of the present invention
  • Fig. 3 is a structural schematic view of the ratchet of the power drive device of the multi-way valve device according to an embodiment of the present invention
  • Fig. 4 is a structural schematic diagram of a first valve core and a second valve core of a multi-way valve device according to an embodiment of the present invention
  • FIG. 5 is a structural schematic diagram of a valve core and an end plate of a multi-way valve device according to an embodiment of the present invention
  • Fig. 6 is a schematic view of the end face structure of the multi-way valve device in mode 2 according to an embodiment of the present invention.
  • Fig. 7 is a schematic view of the end surface structure of the multi-way valve device in mode five according to an embodiment of the present invention.
  • Fig. 1 is a schematic structural view of a multi-way valve device according to an embodiment of the present invention.
  • the multi-way valve device includes a power driver 10 , a plurality of spools 20 and a plurality of end plates 30 .
  • Each spool 20 is driven to rotate by the power drive device 10 , and each spool 20 is provided with multiple groups of connected spool ports.
  • Each end plate 30 covers each valve core 20, and each end plate 30 is provided with a plurality of interfaces for connecting the valve core port and the outside, and each interface is located on at least one valve core of its corresponding valve core 20 On the movement trajectory of the port, each valve core 20 is connected to the corresponding target interface at the end plate 30 when each valve core 20 rotates to each target angle.
  • the spool 20 may adopt a composite structure of a butterfly valve and a ball valve.
  • the multi-way valve of this embodiment includes a plurality of spools 20 and end plates 30 matched therewith.
  • Each spool 20 rotates under the drive of the driving device.
  • each valve on each spool 20 The core port communicates with different interfaces on the end plate 30 , so as to communicate with each group of interfaces. After the interface is assembled with each circuit, by controlling the rotation of each spool 20, the communication and switching between each circuit can be controlled.
  • the multi-way valve device of this embodiment can realize the communication of multiple sets of interfaces, it is no longer necessary to set multiple valves to realize the control of multiple circuits as in the prior art, so the integration degree is high, the arrangement is compact, and the cost is reduced , which is more suitable for complex systems, such as thermal management systems with multiple working modes, to solve the problem of difficult layout.
  • the port used to connect the external circuit in this embodiment is an interface provided on the end plate 30, which is similar to the groove type.
  • the interface of this embodiment is more suitable In the system integration scheme, it is convenient to integrate the connection of the water board and the counterpart, and at the same time, it can effectively reduce the water inlet or outlet flow resistance, and it can mix water on the end face with multiple interfaces.
  • the multi-way valve device further includes a sealing structure 40 disposed between each valve core 20 and each end plate 30 for sealing the valve core 20 and the end plate 30 .
  • the sealing structure 40 includes a compression spring and a sealing gasket, and this double sealing method can improve sealing reliability.
  • the driving device includes a motor 101 and a direction limiting transmission mechanism.
  • the motor 101 outputs torque in a controlled manner.
  • the directional limiting transmission mechanism is connected with the motor 101 and includes an output end connected with each spool 20 .
  • Fig. 2 is a structural schematic diagram of a power drive device 10 of a multi-way valve device according to an embodiment of the present invention.
  • Fig. 3 is a structural schematic view of the ratchet of the power drive device 10 of the multi-way valve device according to an embodiment of the present invention.
  • the direction limiting transmission mechanism includes a worm gear mechanism, a gear transmission mechanism and a ratchet mechanism.
  • the worm gear mechanism includes a worm 102 disposed at the output shaft of the motor 101 , a worm shaft 103 , and a worm wheel 104 sleeved on the worm shaft 103 and matched with the worm 102 .
  • the gear transmission mechanism includes a first gear set sleeved at the worm shaft 103, a drive shaft 107, a second gear set set on the drive shaft 107, a drive gear 110, a plurality of driven shafts, and a drive shaft set on each driven shaft.
  • the ratchet mechanism includes a ratchet wheel and a ratchet plate correspondingly arranged. The ratchet wheel is arranged on each driven shaft. Connection.
  • the worm gear mechanism and the gear transmission mechanism in this embodiment can ensure the stable output of the torque of the motor 101 . Since the ratchet mechanism has the characteristic of one-way force transmission, the rotatable direction of the valve core 20 can be controlled by setting the ratchet mechanism, and the corresponding rotation of the valve core 20 can be controlled in combination with the output torque direction of the motor 101 .
  • the directional limiting transmission mechanism of this embodiment can drive a plurality of spools 20 to work in linkage or independently through one power source.
  • the first gear set includes a first gear 105 and a second gear 106
  • the second gear set includes a third gear 108 and a fourth gear 109, wherein the first gear 105 meshes with the third gear 108, and the second gear 106 meshes with the fourth gear 109.
  • the first gear set and the second gear set can also be provided with more or less meshing gears according to design requirements, such as stress conditions.
  • Fig. 4 is a structural schematic diagram of the first valve core 21 and the second valve core 22 of the multi-way valve device according to an embodiment of the present invention.
  • Fig. 5 is a structural schematic diagram of the valve core 20 and the end plate 30 of the multi-way valve device according to an embodiment of the present invention.
  • the plurality of spools 20 include a first spool 21 and a second spool 22.
  • the first end plate 31 and the second end plate 32 cooperate with the two spools 22 .
  • the ratchet mechanism includes a first ratchet disc 116 and a second ratchet disc 118 connected to the first valve core 21 and the second valve core 22 respectively.
  • the first ratchet 115 cooperates with the first ratchet disc 116
  • the second ratchet 117 cooperates with the second ratchet disc 118
  • the second driven gear 114 is disposed on the second driven wheel 113 together with the second ratchet 117 .
  • the rotation directions of the first ratchet 115 and the second ratchet 117 are opposite, so as to drive the first spool 21 or the second spool 22 to rotate when the motor 101 outputs torque in opposite directions.
  • the first ratchet wheel 115 in Fig. 3 can only drive the first ratchet disc 116 and the first valve core 21 to rotate counterclockwise when it is rotated counterclockwise by itself, but only rotates itself and cannot drive the first ratchet wheel 115 when rotating clockwise. Once the pawl disc 116 rotates, it cannot drive the first valve core 21 to rotate.
  • the second ratchet wheel 117 can only drive the second ratchet plate 118 and the second valve core 22 to rotate counterclockwise when it is rotated clockwise by itself, but only rotates itself and cannot drive the second ratchet wheel when rotating counterclockwise.
  • the rotation of the claw plate 118 cannot drive the second valve core 22 to rotate.
  • valve core ports on the first valve core 21 and the valve core ports on the second valve core 22 are arranged symmetrically.
  • the interface on the first end plate 31 and the interface on the second end plate 32 are arranged symmetrically.
  • the spool port on the first spool 21 and the spool port on the second spool 22 can also be arranged asymmetrically, the interface on the first end plate 31 and the interface on the second end plate 32 An asymmetrical arrangement is also possible.
  • the assembly and control process is more convenient to realize, which is conducive to simplifying the difficulty of assembly and the position calibration process of control.
  • the first spool 21 is provided with a first spool port 211, a second spool port 212, a third spool port 213 and a fourth spool port 214, the first spool port 211 It communicates with the second spool port 212 , and the third spool port 213 communicates with the fourth spool port 214 .
  • the first end plate 31 is provided with a first interface 311 , a second interface 312 , a third interface 313 , a fourth interface 314 and a fifth interface 315 .
  • the first spool port 211 and the fourth spool 214 port can communicate with at least one of the second port 312, the fourth port 314 and the fifth port 315, and the second spool port 212 and the third spool port 213 can at least communicate with the first port 311 or the third port 313 .
  • each valve core port of the second valve core 22 and each interface of the second end plate 32 also meet the above corresponding requirements.
  • the center of the first spool port 211 and the center of the fourth spool port 214 are located at the circumference of the first circle, and the centers of the second spool port 212 and the third spool port 213 are located at the second circle.
  • the first circle and the second circle do not intersect.
  • each spool port of the second spool 22 is set the same as each spool port of the first spool.
  • the multi-way valve device is configured to communicate with different ports on the first end plate 31 every time the first valve core 21 rotates a preset angle value, and communicate with the second port when the second valve core 22 rotates a preset angle value every time.
  • Different interfaces on the two end plates 32 when switching between different interface connections, they all rotate at the same angle, which can simplify the control process. For example, turn 30° to form a group of connected modes, and turn 30° to connect another group.
  • Fig. 6 is a schematic view of the end surface structure of the multi-way valve device in mode 2 according to an embodiment of the present invention.
  • Fig. 7 is a schematic view of the end face structure of the multi-way valve device in mode five according to an embodiment of the present invention.
  • the second spool 22 includes a fifth spool port 221, a sixth spool port 222, a seventh spool port 223, and an eighth spool port 224, wherein the fifth spool port 221 and the sixth spool port The sixth spool port 222 is connected, and the seventh spool port 223 is connected to the eighth spool port 224 .
  • FIG. 5 are respectively named as the sixth interface 321 , the seventh interface 322 , the eighth interface 323 , the ninth interface 324 and the tenth interface 325 hereinafter.
  • the preset angle of each rotation is 30°, it can form 16 connection modes.
  • Table 1 below for details.
  • the Arabic numerals in Table 1 correspond to the prefixes of the interfaces. "-" indicates connectivity.
  • 1 in Table 1 indicates the first interface 311, and 1-2 indicates the first interface 311 and the second interface 312.
  • the rotation angle A in Table 1 represents the angle at which the first valve core 21 rotates clockwise relative to the original state in Figure 5
  • the rotation angle B represents the angle at which the second valve core 22 rotates counterclockwise relative to the original state in Figure 5 angle.
  • Each mode in Table 1 can be formed by controlling the rotation angle of the motor 101, such as mode one, the motor 101 does not rotate under this mode, and the first spool 21 and the second spool 22 are in the state in FIG.
  • the first port 311 communicates with the second port 312
  • the third port 313 communicates with the fifth port 315
  • the sixth port 321 communicates with the seventh port 322
  • the eighth port 323 communicates with the tenth port 325 .
  • the second mode is formed (see FIG. 6 ), at this time, the first port 311 communicates with the second port 312, the third port 313 communicates with the fifth port 315, and the second port 313 communicates with the fifth port 315.
  • the sixth interface 321 communicates with the seventh interface 322
  • the eighth interface 323 communicates with the ninth interface 324 .
  • Mode Eight 90° 0 1-5, 2-3; 6-7, 8-10 Mode Nine 60° 0 1-4, 2-3; 6-7, 8-10 mode ten 30° 0 1-2, 4-3; 6-7, 8-10 Mode Eleven 30° 30° 1-2, 4-3; 6-7, 8-9 Mode Twelve 60° 30° 1-4, 2-3; 6-7, 8-9 Mode Thirteen 60° 60° 1-4, 2-3; 6-9, 8-7 Mode Fourteen 90° 60° 1-5, 2-3; 6-9, 8-7 Mode fifteen 30° 60° 1-2, 4-3; 6-9, 8-7 Mode Sixteen 30° 90° 1-2, 4-3; 6-10, 8-7

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

Abstract

Dispositif de vanne multivoie, comprenant : un dispositif d'entraînement électrique (10) ; une pluralité d'éléments de vanne (20), chaque élément de vanne étant entraîné en rotation par le dispositif d'entraînement électrique, et une pluralité d'ensembles d'ouvertures d'élément de vanne communicantes étant prévue dans chaque élément de vanne ; et une pluralité de plaques d'extrémité (30), chaque plaque d'extrémité recouvrant chaque élément de vanne, chaque plaque d'extrémité étant pourvue d'une pluralité de connecteurs utilisés pour faire communiquer les ouvertures d'élément de vanne correspondantes avec l'extérieur, et chaque connecteur étant situé sur la trajectoire de mouvement d'au moins une ouverture d'élément de vanne de l'élément de vanne correspondant, de telle sorte que, lorsque chaque élément de vanne tourne selon chaque angle cible, chaque ouverture d'élément de vanne de l'élément de vanne est en communication avec le connecteur cible au niveau de la plaque d'extrémité correspondante. Le dispositif de vanne multivoie présente un niveau d'intégration élevé, et les coûts peuvent être réduits.
PCT/CN2022/082770 2021-05-21 2022-03-24 Dispositif de vanne multivoie WO2022242308A1 (fr)

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CN202110559964.XA CN113294559B (zh) 2021-05-21 2021-05-21 一种多通阀装置

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CN113294559B (zh) * 2021-05-21 2022-11-22 浙江吉利控股集团有限公司 一种多通阀装置
CN113864489A (zh) * 2021-09-27 2021-12-31 浙江吉利控股集团有限公司 一种多通阀

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CN104728473A (zh) * 2015-04-10 2015-06-24 张辛悦 磨盘回转式同步换向阀
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CN113294559A (zh) * 2021-05-21 2021-08-24 浙江吉利控股集团有限公司 一种多通阀装置

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