WO2022206125A1 - 截止阀 - Google Patents
截止阀 Download PDFInfo
- Publication number
- WO2022206125A1 WO2022206125A1 PCT/CN2022/072127 CN2022072127W WO2022206125A1 WO 2022206125 A1 WO2022206125 A1 WO 2022206125A1 CN 2022072127 W CN2022072127 W CN 2022072127W WO 2022206125 A1 WO2022206125 A1 WO 2022206125A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- hole
- valve
- mounting hole
- rod body
- cover
- Prior art date
Links
- 239000012530 fluid Substances 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims description 32
- 238000009434 installation Methods 0.000 claims description 20
- 230000000903 blocking effect Effects 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve 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
- F16K31/44—Mechanical actuating means
- F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating means
- F16K31/508—Mechanical actuating means with screw-spindle or internally threaded actuating means the actuating element being rotatable, non-rising, and driving a non-rotatable axially-sliding element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/02—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with screw-spindle
- F16K1/06—Special arrangements for improving the flow, e.g. special shape of passages or casings
- F16K1/10—Special arrangements for improving the flow, e.g. special shape of passages or casings in which the spindle is inclined to the general direction of 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/42—Valve seats
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/52—Means for additional adjustment of the rate of flow
- F16K1/523—Means for additional adjustment of the rate of flow for limiting the maximum flow rate, using a stop
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
-
- 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
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
Definitions
- the present application relates to the technical field of shut-off valves, and in particular, to a shut-off valve.
- the globe valve for air conditioning includes a valve seat, a valve chamber with threads is arranged in the valve seat, a vertical valve core installation hole with an upward opening communicating with the valve chamber is arranged on the valve body, and the valve core passes through the valve core installation hole and the valve chamber Threaded connection to control the opening and closing of the channel in the valve body.
- a cap is installed at the end of the valve core installation hole, an inner thread is installed on the inner wall of the cap, and an outer thread matched with the inner thread is arranged on the valve seat, so that the cap is tightened at the valve port for sealing.
- the main purpose of the present application is to provide a shut-off valve to solve the technical problem of the relatively large occupied volume of the shut-off valve in the prior art.
- the present application provides a globe valve, comprising: a valve seat, the valve seat is provided with a fluid channel and a mounting hole, the fluid channel and the mounting hole are communicated and arranged, and the extension direction of the mounting hole and the extension direction of the fluid channel are arranged in the same direction.
- the preset angle is set; the valve core is installed in the installation hole, the valve core is provided with a connecting hole, and the connecting hole is provided with a first internal thread; the blocking member, the blocking member includes a rod body part and a cover part, and the rod body part is provided with There is a first external thread matched with the first internal thread, the rod body and the connecting hole are connected by thread, the cover part is arranged at the end of the rod body part, and the cover part protrudes from the end of the installation hole, so that the cover part Abutting on the end of the mounting hole.
- the end of the installation hole has a first sealing plane
- the cover is a cover plate
- the cover plate has a second sealing plane
- the first sealing plane and the second sealing plane are oppositely arranged.
- shut-off valve further includes: a sealing member disposed between the end portion of the installation hole and the cover portion.
- the sealing member is an annular sealing ring, and the annular sealing ring is sleeved on the rod body.
- the blocking member is made of plastic material.
- cover part is a circular cover plate or a polygonal cover plate.
- first inner thread and the first outer thread are both counterclockwise thread structures.
- the connecting hole includes a first hole section and a second hole section that are connected to each other, the first internal thread is located at the first hole section, the second hole section is located on the side of the first hole section away from the cover, and the second hole section
- the cross section is a polygonal hole structure.
- the included angle between the extending direction of the fluid channel and the extending direction of the mounting hole is less than or equal to 90°.
- valve core is provided with a second external thread
- the installation hole is provided with a second internal thread matched with the second external thread
- the valve core is threadedly connected with the valve seat.
- the rod body of the blocking member is inserted into the valve core for screw connection with the valve core, and the cover part is abutted on the end of the installation hole, The end of the mounting hole is covered, sealed and dust-proof by the cover.
- the above structure is simple to manufacture, does not need to occupy additional space, and does not greatly increase the occupied volume of the shut-off valve.
- FIG. 1 shows a schematic structural diagram of a stop valve provided according to an embodiment of the present application
- FIG. 2 shows a left side view of a shut-off valve provided according to an embodiment of the present application
- FIG. 3 shows a top view of a shut-off valve provided according to an embodiment of the present application
- FIG. 4 shows a cross-sectional view of a shut-off valve provided according to an embodiment of the present application
- FIG. 5 shows a partial cross-sectional view of a shut-off valve provided according to an embodiment of the present application
- Fig. 6 shows the partial enlarged view in Fig. 5;
- FIG. 7 shows a schematic structural diagram of a shut-off valve with a sealing member provided according to an embodiment of the present application
- FIG. 8 shows a left side view of a shut-off valve with a seal provided according to an embodiment of the present application
- FIG. 9 shows a top view of a globe valve with a seal provided according to an embodiment of the present application.
- FIG. 10 shows a cross-sectional view of a globe valve with a seal provided according to an embodiment of the present application
- FIG. 11 shows a partial cross-sectional view of a globe valve with a seal provided according to an embodiment of the present application
- FIG. 12 shows a partial enlarged view of FIG. 11 .
- valve seat 11, fluid passage; 12, mounting hole; 20, valve core; 21, connecting hole; 211, first hole segment; 212, second hole segment; 30, blocking piece; 31, rod body; 32. Cover part; 40. Seal; 50. Connecting pipe.
- an embodiment of the present application provides a shut-off valve
- the shut-off valve includes a valve seat 10 , a valve core 20 and a blocking member 30
- the valve seat 10 is provided with a fluid channel 11 and a mounting hole 12.
- the fluid channel 11 is communicated with the installation hole 12, and the extension direction of the installation hole 12 and the extension direction of the fluid channel 11 are arranged at a preset angle.
- the valve core 20 is installed in the installation hole 12
- the valve core 20 is provided with a connecting hole 21
- the connecting hole 21 is provided with a first internal thread.
- the blocking member 30 includes a rod body 31 and a cover portion 32.
- the rod body 31 is provided with a first external thread that matches the first internal thread.
- the rod body 31 is connected with the connecting hole 21 by threads.
- the cover portion 32 is provided on the rod body.
- the cover portion 32 protrudes from the end of the mounting hole 12 , so that the cover portion 32 abuts against the end of the mounting hole 12 .
- the rod body 31 of the blocking member 30 is inserted into the valve core 20 for screw connection with the valve core 20 , and the cover portion 32 is screwed together. Abutting on the end of the mounting hole 12 , so as to cover, seal and dustproof the end of the mounting hole 12 by the cover portion 32 .
- the above structure is simple to manufacture, does not need to occupy additional space, and does not greatly increase the occupied volume of the shut-off valve.
- the end of the mounting hole 12 has a first sealing plane
- the cover 32 is a cover plate
- the cover plate has a second sealing plane
- the first sealing plane and the second sealing plane are opposite to each other.
- the first sealing plane and the second sealing plane can fit together to seal the mounting hole 12 and improve the sealing effect.
- the shut-off valve in this embodiment further includes a sealing member 40 , and the sealing member 40 is disposed between the end of the installation hole 12 and the cover portion 32 .
- the sealing effect can be easily improved.
- the sealing member 40 is an annular sealing ring, and the annular sealing ring is sleeved on the rod body portion 31 . Adopting such a structure arrangement can effectively improve the compactness of the structure arrangement, and is also beneficial to better improve the sealing effect. In addition, it is no wonder that the end face can be sealed and dustproof even under small torque.
- the blocking member 30 is made of plastic material. With such a structural arrangement, the manufacturing cost can be effectively reduced.
- the cover portion 32 in this embodiment is a circular cover plate or a polygonal cover plate.
- the polygonal cover plate can be a triangular cover plate, a rectangular cover plate, a pentagonal cover plate or a hexagonal cover plate, etc.
- the use of the polygonal cover plate can facilitate the application of external force to the cover plate, so as to facilitate the operation of the cover portion 32 .
- the first inner thread and the first outer thread may both be counterclockwise thread structures.
- the first inner thread and the first outer thread are both reverse thread structures, so that when rotated counterclockwise, the snap ring is limited (as shown in FIG. 6 ), so that the valve core 20 cannot be disengaged, and the rod body 31 is tightened, and the tightening force of the thread makes the end face of the rod body 31 firmly adhere to the end of the installation port, which plays a role of dustproof.
- the first internal thread and the first external thread may also be of clockwise thread structure.
- connection hole 21 in this embodiment includes a first hole segment 211 and a second hole segment 212 that are connected to each other, the first internal thread is located at the first hole segment 211 , and the second hole segment 212 is located at the first hole segment 211
- the cross section of the second hole segment 212 is a hexagonal hole structure.
- the valve core 20 can be easily installed by setting the second hole section 212 as a polygonal hole structure.
- the polygonal hole can be used for shutting down or opening the valve port of the shut-off valve.
- the polygonal hole structure may be a hexagonal hole structure or a quadrangular hole structure.
- the included angle between the extending direction of the fluid channel 11 and the extending direction of the mounting hole 12 is less than or equal to 90°.
- the valve core 20 is provided with a second external thread
- the installation hole 12 is provided with a second internal thread matched with the second external thread
- the valve core 20 is threadedly connected to the valve seat 10 .
- the shut-off valve in this embodiment further includes a connecting pipe 50 , and the connecting pipe 50 is connected with the valve seat 10 .
- the above-mentioned embodiments of the present application achieve the following technical effects: the occupied volume of the globe valve is reduced, and the processing steps and processing difficulty of the valve seat are reduced.
- orientations indicated by the orientation words such as “front, rear, top, bottom, left, right", “horizontal, vertical, vertical, horizontal” and “top, bottom” etc.
- positional relationship is usually based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and these orientations do not indicate or imply the indicated device or element unless otherwise stated. It must have a specific orientation or be constructed and operated in a specific orientation, so it cannot be construed as a limitation on the protection scope of the application; the orientation words “inside and outside” refer to the inside and outside relative to the contour of each component itself.
- spatially relative terms such as “on”, “over”, “on the surface”, “above”, etc., may be used herein to describe what is shown in the figures.
- spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as “above” or “over” other devices or features would then be oriented “below” or “over” the other devices or features under other devices or constructions”.
- the exemplary term “above” can encompass both an orientation of "above” and “below.”
- the device may also be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptions used herein interpreted accordingly.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Lift Valve (AREA)
- Valve Housings (AREA)
Abstract
Description
Claims (10)
- 一种截止阀,其特征在于,包括:阀座(10),所述阀座(10)上设置有流体通道(11)和安装孔(12),所述流体通道(11)和所述安装孔(12)连通设置,所述安装孔(12)的延伸方向与所述流体通道(11)的延伸方向呈预设角度设置;阀芯(20),安装在所述安装孔(12)内,所述阀芯(20)上设置有连接孔(21),所述连接孔(21)内设置有第一内螺纹;封堵件(30),所述封堵件(30)包括杆体部(31)和遮盖部(32),所述杆体部(31)上设置有与所述第一内螺纹相适配的第一外螺纹,所述杆体部(31)与所述连接孔(21)通过螺纹连接,所述遮盖部(32)设置在所述杆体部(31)的端部,所述遮盖部(32)凸出于所述安装孔(12)的端部设置,以使所述遮盖部(32)抵接在所述安装孔(12)的端部。
- 根据权利要求1所述的截止阀,其特征在于,所述安装孔(12)的端部具有第一密封平面,所述遮盖部(32)为盖板,所述盖板具有第二密封平面,所述第一密封平面和所述第二密封平面相对设置。
- 根据权利要求1所述的截止阀,其特征在于,所述截止阀还包括:密封件(40),设置在所述安装孔(12)的端部和所述遮盖部(32)之间。
- 根据权利要求3所述的截止阀,其特征在于,所述密封件(40)为环形密封圈,所述环形密封圈套设在所述杆体部(31)上。
- 根据权利要求1所述的截止阀,其特征在于,所述封堵件(30)由塑料材料制成。
- 根据权利要求1所述的截止阀,其特征在于,所述遮盖部(32)为圆形盖板或多边形盖板。
- 根据权利要求1所述的截止阀,其特征在于,所述第一内螺纹和所述第一外螺纹均为逆时针螺纹结构。
- 根据权利要求1所述的截止阀,其特征在于,所述连接孔(21)包括相互连接的第一孔段(211)和第二孔段(212),所述第一内螺纹位于所述第一孔段(211)处,所述第二孔段(212)位于所述第一孔段(211)远离所述遮盖部(32)的一侧,所述第二孔段(212)的截面为多边形孔结构。
- 根据权利要求1所述的截止阀,其特征在于,所述流体通道(11)的延伸方向与所述安装孔(12)的延伸方向之间的夹角小于等于90°。
- 根据权利要求1所述的截止阀,其特征在于,所述阀芯(20)上设置有第二外螺纹,所述安装孔(12)内设置有与所述第二外螺纹相配合的第二内螺纹,所述阀芯(20)与所述阀座(10)螺纹连接。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US18/284,081 US20240159318A1 (en) | 2021-03-31 | 2022-01-14 | Stop Valve |
EP22778314.9A EP4317753A1 (en) | 2021-03-31 | 2022-01-14 | Stop valve |
KR1020237036700A KR20230159600A (ko) | 2021-03-31 | 2022-01-14 | 스톱 밸브 |
JP2023549835A JP2024511925A (ja) | 2021-03-31 | 2022-01-14 | 止め弁 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110350794.4 | 2021-03-31 | ||
CN202120662363.7 | 2021-03-31 | ||
CN202110350794.4A CN115143284A (zh) | 2021-03-31 | 2021-03-31 | 截止阀 |
CN202120662363.7U CN214617865U (zh) | 2021-03-31 | 2021-03-31 | 截止阀 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2022206125A1 true WO2022206125A1 (zh) | 2022-10-06 |
Family
ID=83457912
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2022/072127 WO2022206125A1 (zh) | 2021-03-31 | 2022-01-14 | 截止阀 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20240159318A1 (zh) |
EP (1) | EP4317753A1 (zh) |
JP (1) | JP2024511925A (zh) |
KR (1) | KR20230159600A (zh) |
WO (1) | WO2022206125A1 (zh) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2318487Y (zh) * | 1997-07-21 | 1999-05-12 | 韩洪博 | 三保险供暖开关 |
JP2001153103A (ja) * | 1999-11-29 | 2001-06-08 | Hitachi Constr Mach Co Ltd | リリーフ弁 |
US20090039304A1 (en) * | 2005-12-02 | 2009-02-12 | Ckd Corporation | Flow Control Valve |
CN103791148A (zh) * | 2014-01-26 | 2014-05-14 | 郑州市兆龙阀门有限公司 | 一种双重防盗闸阀 |
CN214617865U (zh) * | 2021-03-31 | 2021-11-05 | 浙江盾安人工环境股份有限公司 | 截止阀 |
-
2022
- 2022-01-14 WO PCT/CN2022/072127 patent/WO2022206125A1/zh active Application Filing
- 2022-01-14 KR KR1020237036700A patent/KR20230159600A/ko unknown
- 2022-01-14 EP EP22778314.9A patent/EP4317753A1/en active Pending
- 2022-01-14 US US18/284,081 patent/US20240159318A1/en active Pending
- 2022-01-14 JP JP2023549835A patent/JP2024511925A/ja active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2318487Y (zh) * | 1997-07-21 | 1999-05-12 | 韩洪博 | 三保险供暖开关 |
JP2001153103A (ja) * | 1999-11-29 | 2001-06-08 | Hitachi Constr Mach Co Ltd | リリーフ弁 |
US20090039304A1 (en) * | 2005-12-02 | 2009-02-12 | Ckd Corporation | Flow Control Valve |
CN103791148A (zh) * | 2014-01-26 | 2014-05-14 | 郑州市兆龙阀门有限公司 | 一种双重防盗闸阀 |
CN214617865U (zh) * | 2021-03-31 | 2021-11-05 | 浙江盾安人工环境股份有限公司 | 截止阀 |
Also Published As
Publication number | Publication date |
---|---|
US20240159318A1 (en) | 2024-05-16 |
EP4317753A1 (en) | 2024-02-07 |
JP2024511925A (ja) | 2024-03-18 |
KR20230159600A (ko) | 2023-11-21 |
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