WO2016013716A1 - Dispositif de soupape pour véhicule - Google Patents

Dispositif de soupape pour véhicule Download PDF

Info

Publication number
WO2016013716A1
WO2016013716A1 PCT/KR2014/009473 KR2014009473W WO2016013716A1 WO 2016013716 A1 WO2016013716 A1 WO 2016013716A1 KR 2014009473 W KR2014009473 W KR 2014009473W WO 2016013716 A1 WO2016013716 A1 WO 2016013716A1
Authority
WO
WIPO (PCT)
Prior art keywords
valve
sealing
sealing member
port
ports
Prior art date
Application number
PCT/KR2014/009473
Other languages
English (en)
Korean (ko)
Inventor
장석윤
김준우
김서규
손재영
박창현
강동준
Original Assignee
인지컨트롤스주식회사
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 인지컨트롤스주식회사 filed Critical 인지컨트롤스주식회사
Publication of WO2016013716A1 publication Critical patent/WO2016013716A1/fr

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P7/00—Controlling of coolant flow
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • 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

Definitions

  • the present invention relates to a vehicular valve device for use in fluid circulation, fluid flow control, etc. in the vehicle, and more particularly to a vehicular valve device that can significantly improve the sealing of the port of the valve body.
  • a vehicle driven by an internal combustion engine engine has various kinds of valve devices therein, and these valve devices have various kinds of applications depending on applications such as engine cooling, cooling and heating of indoor space, and exhaust gas recirculation (EGR system). And to distribute, control or interrupt the flow to the fluid.
  • EGR system exhaust gas recirculation
  • a rotary valve includes a valve body having two or more ports, and a valve member for selectively opening and closing two or more ports by rotating about a rotation axis within the valve body.
  • Such a rotary valve is mainly used for the cooling water circulation circuit of an internal combustion engine.
  • the rotation valve includes a valve body having an inlet port and an outlet port in communication with a valve chamber; A cylindrical valve member installed to rotate between an open position and a closed position in the valve chamber; A resilient seal member interposed between any one of the inlet port and the outlet port and the valve member; A torque motor attached to the valve body to rotate the valve member; And spring means for elastically deflecting to open the rotor and the valve member of the torque motor.
  • an elastic sealing member is elastically interposed between the valve body port and the valve member, It is configured to be sealed to prevent leakage of the fluid.
  • the conventional rotary valve has a disadvantage in that the leakage of the fluid is badly generated because the elastic force of the elastic sealing member is weak and the sealing property against the inlet port or the outlet port of the valve body is low.
  • the present invention has been researched and developed in order to overcome the disadvantages of the prior art as described above, it is configured to elastically press the outer surface of the valve member by the corrugated pipe structure at any one of the inner surface of the port of the valve body to seal the port It is an object of the present invention to provide a valve device for a vehicle that can be kept constant at all times and can reliably block the possibility of leakage.
  • Vehicle valve device for achieving the above object
  • a valve body having at least two ports on an outer surface and having an inner space in communication with the ports;
  • a valve member rotatably installed in the inner space of the valve body to open and close the port;
  • the sealing means has a sealing member that is airtightly installed on the inner surface of the port and an elastic element provided in the same body at one end of the sealing member,
  • the elastic element is made of a corrugated pipe structure is characterized in that the other end of the sealing member by applying an elastic force in the axial direction to the airtight contact the outer surface of the valve member.
  • the elastic element is characterized in that made of a corrugated pipe structure in which at least one acid and one or more valleys are continuously formed at one end of the sealing member.
  • a sealing surface in close contact with the outer surface of the valve member is formed at the other end of the sealing member, wherein the sealing surface has a first contact surface formed to be curved to correspond to the curved outer surface of the valve member, and the inner side of the first contact surface. And a second contact surface formed to be stepped on.
  • the outer surface of the sealing member is formed with an annular groove, the annular groove is provided with an annular lip seal (lip seal),
  • the lip seal has a fitting body that is fitted in close contact with an inner surface of the annular groove, and first and second lip portions that are elastically changeable on both sides of the fitting body, wherein the first lip is the annular groove.
  • the second lip In close contact with the bottom surface of the, the second lip is characterized in that in close contact with the inner surface of the port.
  • the sealing surface of the sealing member is brought into close contact with the outer surface of the valve member by biasing the sealing member toward the outer surface of the valve member by the elastic force of the elastic element in the inner surface of any one port of the valve body. It can be kept stable, through which there is an advantage in that the sealability to the port is kept constant at all times and the possibility of leakage can be reliably blocked.
  • the elastic member since the elastic element is formed on one surface of the sealing member, the elastic member can apply a higher elastic force to the sealing member, thereby further improving the sealing property of the port by the sealing member.
  • the elastic element is provided at one end of the sealing member in a corrugated pipe structure in which mountains and valleys are continuous, it is possible to give a very excellent elastic force and restoring force to the sealing member, through which the elastic element presses the sealing member to a higher elastic force. By doing so, there is an advantage that the sealing property by the sealing member can be further improved.
  • the sealing surface can be relatively reduced as the sealing surface is formed with the first contact surface and the second contact surface formed stepwise, wear of the sealing member can be greatly reduced during dynamic friction. Since the sealing surface is more flexibly deformed so that both the first contact surface and the second contact surface of the sealing surface can be in close contact with the outer surface of the valve member, there is an advantage that the sealing property can be significantly increased.
  • the present invention can reliably ensure the circumferential and / or radial sealability between the outer surface of the sealing member and the inner surface of the port as the annular lip seal is installed on the outer surface of the sealing member.
  • the first lip portion is elastically deformed when the fitting body of the lip seal is fitted into the annular groove so that the fitting body may be formed in the annular groove. Since it can be pushed elastically in the outer diameter direction, the end portion of the second lip has an advantage in that it can be in more airtight contact with the inner surface of the port.
  • FIG. 1 is a perspective view showing a vehicular valve device according to an embodiment of the present invention.
  • Figure 2 is a side view showing a valve device for a vehicle according to an embodiment of the present invention.
  • FIG. 3 is a cross-sectional view taken along the line A-A of FIG.
  • FIG. 4 is an enlarged view illustrating an enlarged portion B of FIG. 3.
  • FIG. 5 is an exploded perspective view showing a vehicular valve device according to an embodiment of the present invention.
  • FIG. 6 is a perspective view showing a sealing means of a valve device for a vehicle according to an embodiment of the present invention.
  • Figure 7 is an exploded perspective view showing a sealing means of the vehicle valve apparatus according to an embodiment of the present invention.
  • FIG. 8 is a view showing a state in which the valve device for a vehicle according to the present invention is applied to an example of an engine cooling system.
  • FIG 9 is a graph illustrating the selective opening of the outlet ports according to the rotation angle of the valve member in the vehicle valve apparatus according to the present invention.
  • FIG. 1 to 7 show a vehicle valve apparatus according to an embodiment of the present invention.
  • the vehicular valve device 100 includes a valve body 10 having two or more ports 15 and 10a and rotatably installed in the valve body 10.
  • the valve member 20 and one or more sealing means 30 are provided in at least one port 15, 10a of the valve body 10.
  • the valve body 10 has two or more ports 15 and 10a formed on the outer surface thereof, as shown in FIG. 5, and the ports 15 and 10a have an inlet port 15 through which fluid is introduced and a fluid outflow. It consists of one or more outlet port (10a).
  • the inlet port 15 is formed at the lower end of the valve body 10, and three outlet ports 10a are formed at the side of the valve body 10, but the present invention is limited thereto.
  • the number and location of ports can be configured more variously.
  • valve body 10 has an internal space in communication with the ports (15, 10a) therein.
  • the valve body 10 has a plurality of flanges 12, 13, 14 protruding from the outer surface thereof, as shown in FIGS. 1 to 5, and each port 10a has each flange as shown in FIGS. 3 to 5. It is formed separately inside 12, 13 and 14.
  • the flanges 16a, 17a, 18a of the port fittings 16, 17, 18 are individually coupled to the flanges 12, 13, 14 of the valve body 10, and the port fittings 16, 17, 18) may be selectively connected to a radiator, an oil cooler, an indoor heater, etc. in the form of a pipe or a tube.
  • the support 26 is installed at the lower portion of the valve housing 10, that is, the inlet port 15 of the valve housing 10, and the support 26 is formed of the valve member 20. It is installed to support the bottom of the rotation.
  • the valve member 20 is rotatably installed in the inner space 10b of the valve body 10 by the valve shaft 25, and the upper end of the valve shaft 25 protrudes through the upper surface of the valve body 10. As the actuator 11 is connected to the protruded upper end of the valve shaft 25, the valve member 20 may rotate by the driving force of the actuator 11.
  • the actuator 11 may be formed of any one of a motor, a pneumatic actuator, and a solenoid valve to drive the valve member 20.
  • the valve member 20 has one or more openings 21, 22, 23 formed on its outer surface, as shown in FIGS. 3 and 5, the valve member 20 corresponding to the inner surface of the valve body 10. It is made of a cylindrical structure, the outer surface of the valve member 20 is formed to be curved.
  • the valve member 20 is provided with a valve shaft 25 at the center thereof, and the openings 21, 22, and 23 of the valve member 20 are valved as the valve member 20 rotates through the valve shaft 25.
  • each outlet port 10a of the valve body 10 can be selectively opened and closed.
  • Sealing means 30 may be installed in the outlet port (10a) or inlet port 15 of the valve body 10, by the sealing means 30 to the outlet port (10a) or inlet port (15) Sealability can be secured.
  • the sealing means 30 includes a sealing member 31 that is airtightly installed on the inner surface of the outlet port 10a, and one or more elastic elements 32 that are provided in the same body at one end of the sealing member 31. do.
  • the sealing member 31 has a cylindrical structure having an outer surface corresponding to the inner surface of the hollow portion 31a and the port 10a, through which fluid flows through.
  • the outer surface of the sealing member 31 may be in close contact with the inner surface of the inlet port 15 or the outlet port (10a).
  • the sealing member 31 has at least one elastic element 32 formed in the same body at one end thereof and a sealing surface 34 in hermetic contact with the outer surface of the valve member 20.
  • the elastic element 32 may be integrally formed with one end of the sealing member 31 and may be configured in the same manner as the sealing member 31. Thus, as the elastic element 32 applies the elastic force to the sealing member 31 in the axial direction, the sealing surface 34 of the sealing member 31 is kept in close contact with the outer surface of the valve member 20. Can be.
  • the elastic element 32 is made of a corrugated pipe structure in which one or more acids 32a and one or more valleys 32b are formed at one end of the sealing member 31 to impart elasticity and restoring force to the sealing member 31. And, through this, the elastic element 32 has an advantage that the sealing member 31 by the sealing member 31 can be improved by pressing the sealing member 31 with a higher elastic force.
  • the elastic element 32 is made of the same material as the sealing member 31, the elastic element 32 and the sealing member 31 may be formed in the same body by injection molding, the elastic element 32 is the sealing member 31 Unlike the high elastic force material may be formed into the same by double injection molding.
  • the other end of the sealing member 31 has an annular sealing surface 34 in close contact with the outer surface of the valve member 20.
  • the sealing surface 34 may secure the sealing of the fluid to the internal space of the valve body 10 and the internal space of the valve member 20.
  • the sealing surface 34 includes a first contact surface 34a formed to be curved to correspond to the curved outer surface of the valve member 20, and a material formed to be stepped inside the contact surface 34a. It consists of two contact surfaces 34b.
  • the sealing surface 34 is more flexibly deformed due to the structure in which the first contact surface 34a and the second contact surface 34b of the sealing surface 34 are stepped. Since both the first contact surface 34a and the second contact surface 34b of the sealing surface 34 may be in close contact with the outer surface of the valve member 20, the sealing property may be significantly increased.
  • the sealing member 31 is made of a material having a low coefficient of friction and good chemical resistance, such as polytetrafluoroethylene (PTFE), etc.
  • PTFE polytetrafluoroethylene
  • the sealing member 31 is made of a material having a low coefficient of friction. Accordingly, the frictional load between the outer surface of the valve member 20 and the sealing member 31 during the rotary contact (dynamic load) can be reduced to significantly reduce the wear of the sealing member 31.
  • annular groove 35 in which an annular lip seal 36 is installed is formed at one side of the outer surface of the sealing member 31, and the lip seal 36 is formed of the sealing member 31 according to other irregularities. Complementary sealing can be performed when the sealing surface 34 fails to maintain hermeticity.
  • the lip seal 36 includes an annular fitting body 36a which is fitted to be in close contact with the inner surface of the annular groove 35, and first and second lip portions that are deformably outwardly on both sides of the fitting body 36a. Lip portions 36b and 36c.
  • the lip seal 36 is made of a material that is easily elastically deformed, such as ethylene propylene diene monomer (EPDM), to ensure more hermetic sealing.
  • EPDM ethylene propylene diene monomer
  • the second lip portion 36c is elastically deformed to the bottom surface of the annular groove 35 when the fitting body 36a is fitted into the annular groove 35 so that the fitting body 36a is annular groove 38. It can be elastically pushed in the outer diameter direction of, through which the end of the first lip (36b) can be in contact with the inner surface of the outlet port (10a) more airtight.
  • the flange portion (15a, 17a, 18a) of the port fittings (16, 17, 18) is formed with a receiving groove (19a) is provided with an annular sealing ring 19
  • the annular sealing ring 19 can be reinforcement in the sealing property by the sealing means 30 by arrange
  • vehicle valve apparatus 100 can be applied to the engine cooling system as shown in FIG.
  • the first to third outlet ports A, B, and C may be performed. Accordingly, the first outlet port A is connected to the first output line 1 in communication with the radiator 6, and the second outlet port B is in communication with the oil cooler 7. ), And the third outlet port C is connected to the third output line 3 communicating with the indoor heater 8.
  • Opening amount (%) of the first to the third outlet port (A, B, C) is, as illustrated in Figure 9, according to the rotation angle (°) of the valve member 20 of the valve body 10 It can be seen that the opening amounts for the outlet ports A, B, and C are set differently. That is, the opening amount (%) of each outlet port (A, B, C) according to the rotation angle of the valve member 20 can be designed in various ways.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Multiple-Way Valves (AREA)

Abstract

L'invention concerne un dispositif de soupape pour véhicule comprenant : un corps de soupape dont l'espace interne est en communication avec au moins deux orifices ; un élément de soupape installé avec faculté de rotation dans l'espace interne du corps de soupape pour ouvrir et fermer les orifices ; et un moyen d'étanchéité pour sceller les orifices, le moyen d'étanchéité ayant un élément d'étanchéité installé de manière étanche à l'air sur la surface interne des orifices et un élément élastique disposé solidairement au niveau d'une extrémité de l'élément d'étanchéité, l'élément élastique étant formé dans une structure de soufflet pour appliquer une force élastique à l'élément d'étanchéité dans la direction axiale, pour ainsi amener l'autre extrémité de l'élément d'étanchéité en contact étanche à l'air avec la surface externe de l'élément de soupape.
PCT/KR2014/009473 2014-07-25 2014-10-08 Dispositif de soupape pour véhicule WO2016013716A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2014-0094890 2014-07-25
KR20140094890 2014-07-25

Publications (1)

Publication Number Publication Date
WO2016013716A1 true WO2016013716A1 (fr) 2016-01-28

Family

ID=55163233

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2014/009473 WO2016013716A1 (fr) 2014-07-25 2014-10-08 Dispositif de soupape pour véhicule

Country Status (1)

Country Link
WO (1) WO2016013716A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107542946A (zh) * 2016-06-27 2018-01-05 舍弗勒技术股份两合公司 热管理模块及其组装方法
CN108603551A (zh) * 2016-02-10 2018-09-28 Ntn株式会社 电动制动装置
CN110494684A (zh) * 2017-04-12 2019-11-22 日立汽车系统株式会社 旋转式控制阀

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5244439U (fr) * 1975-09-25 1977-03-29
JP2011069482A (ja) * 2009-08-24 2011-04-07 Denso Corp バルブ装置
JP2013245737A (ja) * 2012-05-24 2013-12-09 Mikuni Corp ロータリ式バルブ

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5244439U (fr) * 1975-09-25 1977-03-29
JP2011069482A (ja) * 2009-08-24 2011-04-07 Denso Corp バルブ装置
JP2013245737A (ja) * 2012-05-24 2013-12-09 Mikuni Corp ロータリ式バルブ

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108603551A (zh) * 2016-02-10 2018-09-28 Ntn株式会社 电动制动装置
CN107542946A (zh) * 2016-06-27 2018-01-05 舍弗勒技术股份两合公司 热管理模块及其组装方法
CN107542946B (zh) * 2016-06-27 2020-12-04 舍弗勒技术股份两合公司 热管理模块及其组装方法
CN110494684A (zh) * 2017-04-12 2019-11-22 日立汽车系统株式会社 旋转式控制阀

Similar Documents

Publication Publication Date Title
WO2015182813A1 (fr) Dispositif soupape pour véhicule
WO2016017853A1 (fr) Soupape de commande d'eau de refroidissement à sécurité intégrée
WO2015182814A1 (fr) Dispositif de soupape pour véhicule entraîné électriquement
WO2016013716A1 (fr) Dispositif de soupape pour véhicule
WO2022050543A1 (fr) Paroi de cylindre variable pour étanchéité sur une traversée de robinet à boisseau - référence à une application associée
KR102134220B1 (ko) 멀티 포트 밸브
US20210164579A1 (en) Coolant control valve with non-coaxial rotary valve bodies
WO2022025513A1 (fr) Joint d'étanchéité dur de vanne à tournant sur une paroi cylindrique
WO2023124961A1 (fr) Cartouche de réaction et appareil de détection
CN112648362B (zh) 用于控制流体循环的阀组件及其密封构件
KR101545223B1 (ko) 차량용 밸브장치
US2591102A (en) Selector valve
CN116592152A (zh) 一种滑板阀
CN217207877U (zh) 多通阀及其热管理系统
KR20230091808A (ko) 로터리 디스크 밸브
CN216200682U (zh) 密封件、密封组件和密封阀
CN118119783A (zh) 密封件及具有这种密封件的流体阀
JP2002174180A (ja) ベローズポンプ
CN210050311U (zh) 一种密封圈
CN209818753U (zh) 一种蝶阀
CN203477396U (zh) 气动磁阀
CN220151924U (zh) 一种平面电动阀
JP2018071554A (ja) 流路切替弁
JPH01220784A (ja) バルブ
CN221824549U (zh) 阀芯组件、切换阀、热管理系统以及车辆

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 14898191

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 14898191

Country of ref document: EP

Kind code of ref document: A1