CN204153177U - A kind of outside thread Angle Stop valves - Google Patents
A kind of outside thread Angle Stop valves Download PDFInfo
- Publication number
- CN204153177U CN204153177U CN201420557756.1U CN201420557756U CN204153177U CN 204153177 U CN204153177 U CN 204153177U CN 201420557756 U CN201420557756 U CN 201420557756U CN 204153177 U CN204153177 U CN 204153177U
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- China
- Prior art keywords
- valve body
- valve
- entrance point
- outlet end
- passage
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- Expired - Fee Related
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Abstract
The utility model relates to a kind of outside thread Angle Stop valves, comprise valve body, valve rod, spool, valve gap and runner, described valve body comprises main valve body, valve body entrance point and valve outlet end, the T-shaped structure of sectional shape of valve body entirety, main passage is provided with in main valve body, be provided with in valve body entrance point in inlet passage and valve outlet end and be provided with outlet passage, described valve rod is cooperatively interacted by the outside thread of fixing rod and the internal thread of main passage and is liftablely fixed in valve body, on described connecting rod, fit is of five storeys the stuffing box packing of ring, described runner is bolted on valve stem tip, and it is fixing to carry out sealing by valve gap, described valve body entrance point and valve outlet end are cone structure, structure is simple, bearing capacity is good, low temperature or high-temperature work environment can be adapted to, good airproof performance, add working life, ensure that use safety.
Description
Technical field
The utility model relates to a kind of stop valve, particularly a kind of outside thread Angle Stop valves.
Background technique
Angle Stop valves open-shut device is the flap of stopper, and sealing surface is plane or the conical surface, and flap is along the center line moving linearly of fluid.The forms of motion of valve rod, has elevating lever-type (valve rod is elevated, and handwheel is not elevated), also has lifting rotation rod-type (handwheel is rotation and lifting together with valve rod, and nut is located on valve body).Line pipe stop valve is only applicable to standard-sized sheet and complete shut-down, does not allow to make adjustments and throttling.
The tolerance of existing outside thread Angle Stop valves to high/low temperature is bad, and the pressure that can bear can not reach the standard needed for use, bad in the environment lower seal performance of low temperature or high temperature, reduces the working life of valve.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of outside thread Angle Stop valves, and structure is simple, and bearing capacity is good, can adapt to low temperature or high-temperature work environment, good airproof performance, add working life, ensure that use safety.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A kind of outside thread Angle Stop valves, comprise valve body, valve rod, spool, valve gap and runner, described valve body comprises main valve body, valve body entrance point and valve outlet end, described main valve body and valve body entrance point are arranged on same straight line, described valve outlet end is connected with main valve body, and it is mutually vertical with main valve body, make the T-shaped structure of the sectional shape of valve body entirety, main passage is provided with in main valve body, be provided with in valve body entrance point in inlet passage and valve outlet end and be provided with outlet passage, described main passage, inlet passage and outlet passage are interconnected, described main passage internal surface is provided with internal thread, the outer surface of valve body entrance point and valve outlet end is equipped with outside thread, described valve rod comprises connecting rod and fixing rod, the bottom of described fixing rod is provided with the spool of cone structure, the diameter D1 of described connecting rod is less than the diameter D2 of fixing rod, described fixing rod outer surface is provided with outside thread, described valve rod is cooperatively interacted by the outside thread of fixing rod and the internal thread of main passage and is liftablely fixed in valve body, on described connecting rod, fit is of five storeys the stuffing box packing of ring, described runner is bolted on valve stem tip, and it is fixing to carry out sealing by valve gap, described valve body entrance point and valve outlet end are cone structure, the length B of the length H > valve body entrance point of described valve outlet end, the bore D4 of the bore D3=valve body entrance point of described valve outlet end.
Above-mentioned a kind of outside thread Angle Stop valves, wherein, the diameter D5 of described runner is 37mm, and the length H of valve outlet end is 25mm, and the length B of valve body entrance point is 15mm.
Above-mentioned a kind of outside thread Angle Stop valves, wherein, the internal diameter d of described inlet passage and outlet passage is 4mm.
The beneficial effects of the utility model are:
1. prove through experiment up to ten thousand time, stop valve of the present utility model can bear the nominal pressure of more than 7MPa, can work, be applicable to rock gas, oxygen, nitrogen, the transmission of the gas mediums such as Ar under the condition of the very high temperature of-100 DEG C-+120 DEG C and pole low temperature;
2. adopt the stuffing box packing of 5 layers of ring to seal, and be coated on valve rod and valve gap outside, greatly can improve the sealing of valve rod, valve seat, valve gap joint, improve using effect, meanwhile, 37mm runner diameter makes rotation more laborsaving;
3. valve body entrance point described in and valve outlet end are cone structure, the length B of the length H > valve body entrance point of described valve outlet end, the bore D4 of the bore D3=valve body entrance point of described valve outlet end, particularly when the length H of valve outlet end is 25mm, when the length B of valve body entrance point is 15mm, contribute to reducing fluid resistance, while required power reduces greatly during opening and closing, improve valve stability, extend valve working life;
4. valve body entrance point and valve outlet end are cone structure, particularly when the length H of valve outlet end is 25mm, when the length B of valve body entrance point is 15mm, fits the most, add sealing, add working life with the connection of inlet pipeline, outlet conduit.
Accompanying drawing explanation
Fig. 1 is the utility model sectional view.
Embodiment
A kind of outside thread Angle Stop valves as shown in the figure, comprise valve body 1, valve rod 2, spool 3, valve gap 4 and runner 5, the diameter D5 of described runner 5 is 37mm, described valve body 1 comprises main valve body 6, valve body entrance point 7 and valve outlet end 8, described main valve body 6 is arranged on same straight line with valve body entrance point 7, described valve outlet end 8 is connected with main valve body 6, and it is mutually vertical with main valve body 6, make the T-shaped structure of sectional shape of valve body 1 entirety, main passage 9 is provided with in main valve body 6, be provided with in valve body entrance point 7 in inlet passage 10 and valve outlet 8 end and be provided with outlet passage 11, described main passage 9, inlet passage 10 and outlet passage 11 are interconnected, the internal diameter d of described inlet passage 10 and outlet passage 11 is 4mm, described main passage 9 internal surface is provided with internal thread 12, the outer surface of valve body entrance point 7 and valve outlet end 8 is equipped with outside thread 13, described valve rod 2 comprises connecting rod 14 and fixing rod 15, the bottom of described fixing rod 15 is provided with the spool 3 of cone structure, the diameter D1 of described connecting rod 14 is less than the diameter D2 of fixing rod 15, described fixing rod 15 outer surface is provided with outside thread 13, described valve rod 2 is cooperatively interacted by the outside thread of fixing rod 15 13 and the internal thread 12 of main passage 9 and is liftablely fixed in valve body 1, on described connecting rod 14, fit is of five storeys the stuffing box packing 16 of ring, described runner 5 is fixed on valve rod 2 top by bolt 17, and it is fixing to carry out sealing by valve gap 4, described valve body entrance point 7 and valve outlet end 8 are cone structure, the length H of described valve outlet end 8 is the length B of 25mm > valve body entrance point 7 is 15mm, the bore D4 of the bore D3=valve body entrance point 7 of described valve outlet end 8.
Prove through experiment up to ten thousand time, stop valve of the present utility model can bear the nominal pressure of more than 7MPa, can work, be applicable to rock gas, oxygen, nitrogen, the transmission of the gas mediums such as Ar under the condition of the very high temperature of-100 DEG C-+120 DEG C and pole low temperature;
Adopt the stuffing box packing of 5 layers of ring to seal, and be coated on valve rod and valve gap outside, greatly can improve the sealing of valve rod, valve seat, valve gap joint, improve using effect;
Described valve body entrance point and valve outlet end are cone structure, the length B of the length H > valve body entrance point of described valve outlet end, the bore D4 of the bore D3=valve body entrance point of described valve outlet end, particularly when the length H of valve outlet end is 25mm, when the length B of valve body entrance point is 15mm, contribute to reducing fluid resistance, while required power reduces greatly during opening and closing, improve valve stability, extend valve working life;
Valve body entrance point and valve outlet end are cone structure, particularly when the length H of valve outlet end is 25mm, when the length B of valve body entrance point is 15mm, fits the most, add sealing, add working life with the connection of inlet pipeline, outlet conduit.
Here description of the present utility model and application is illustrative; not want by scope restriction of the present utility model in the above-described embodiments; therefore, the utility model is not by the restriction of the present embodiment, and the technological scheme that any employing equivalence replacement obtains is all in the scope of the utility model protection.
Claims (3)
1. an outside thread Angle Stop valves, comprise valve body, valve rod, spool, valve gap and runner, it is characterized by, described valve body comprises main valve body, valve body entrance point and valve outlet end, described main valve body and valve body entrance point are arranged on same straight line, described valve outlet end is connected with main valve body, and it is mutually vertical with main valve body, make the T-shaped structure of the sectional shape of valve body entirety, main passage is provided with in main valve body, be provided with in valve body entrance point in inlet passage and valve outlet end and be provided with outlet passage, described main passage, inlet passage and outlet passage are interconnected, described main passage internal surface is provided with internal thread, the outer surface of valve body entrance point and valve outlet end is equipped with outside thread, described valve rod comprises connecting rod and fixing rod, the bottom of described fixing rod is provided with the spool of cone structure, the diameter D1 of described connecting rod is less than the diameter D2 of fixing rod, described fixing rod outer surface is provided with outside thread, described valve rod is cooperatively interacted by the outside thread of fixing rod and the internal thread of main passage and is liftablely fixed in valve body, on described connecting rod, fit is of five storeys the stuffing box packing of ring, described runner is bolted on valve stem tip, and it is fixing to carry out sealing by valve gap, described valve body entrance point and valve outlet end are cone structure, the length B of the length H > valve body entrance point of described valve outlet end, the bore D4 of the bore D3=valve body entrance point of described valve outlet end.
2. a kind of outside thread Angle Stop valves as claimed in claim 1, is characterized by, and the diameter D5 of described runner is 37mm, and the length H of valve outlet end is 25mm, and the length B of valve body entrance point is 15mm.
3. a kind of outside thread Angle Stop valves as claimed in claim 1, is characterized by, and the internal diameter d of described inlet passage and outlet passage is 4mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420557756.1U CN204153177U (en) | 2014-09-25 | 2014-09-25 | A kind of outside thread Angle Stop valves |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420557756.1U CN204153177U (en) | 2014-09-25 | 2014-09-25 | A kind of outside thread Angle Stop valves |
Publications (1)
Publication Number | Publication Date |
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CN204153177U true CN204153177U (en) | 2015-02-11 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201420557756.1U Expired - Fee Related CN204153177U (en) | 2014-09-25 | 2014-09-25 | A kind of outside thread Angle Stop valves |
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Country | Link |
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CN (1) | CN204153177U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104265915A (en) * | 2014-09-25 | 2015-01-07 | 江苏华太电力仪表有限公司 | External thread angle stop valve |
-
2014
- 2014-09-25 CN CN201420557756.1U patent/CN204153177U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104265915A (en) * | 2014-09-25 | 2015-01-07 | 江苏华太电力仪表有限公司 | External thread angle stop valve |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20150925 |
|
EXPY | Termination of patent right or utility model |