CN204755932U - Novel needle type stop valve - Google Patents
Novel needle type stop valve Download PDFInfo
- Publication number
- CN204755932U CN204755932U CN201520363158.5U CN201520363158U CN204755932U CN 204755932 U CN204755932 U CN 204755932U CN 201520363158 U CN201520363158 U CN 201520363158U CN 204755932 U CN204755932 U CN 204755932U
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- CN
- China
- Prior art keywords
- valve
- valve body
- hole
- control hole
- adjustable lever
- 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.)
- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of the valve technique and specifically relates to a novel needle type stop valve. This kind of novel needle type stop valve includes valve body down, is equipped with horizontally air inlet, horizontally gas outlet and vertical control hole on the lower valve body, the air inlet communicates with each other with controlling hole bottom portion through first passageway, controls the downthehole upper portion that is equipped with and wears out the valve rod of valve body down, controls downthehole being equipped with and will control the disk seat of blocking in the hole with valve rod bottom cooperation, and the gas outlet communicates with each other through the second through -hole with the control hole on disk seat upper portion, the valve body top is connected with the valve body down, goes up the built -in drive arrangement who has about the drive valve rod of valve body, and the valve rod bottom is connected with conical case, goes up the valve body top and is equipped with last valve body confined valve gap. The utility model discloses simple structure, reasonable in design, case cooperate with the disk seat and block the control hole, and the security is high, and upward the valve body embeds has seal assembly, improves the sealing performance of stop valve, difficult gas leakage.
Description
Technical field
The utility model relates to valve technology field, especially a kind of Novel needle shutoff valve.
Background technique
Needle type valve has easy installation and removal, , corrosion-resistant, connect fastening, be conducive to fire prevention, explosion-proof high with voltage endurance capability, favorable sealing property, the advantages such as long service life, it is power station, oil refining, the valve of a kind of advanced Placement in chemical plant installations and instrument measurement pipeline, along with iron and steel, space flight, chemical industry, oil refining, the develop rapidly of the industry such as coalification and shipbuilding, gas flow regulating and controlling is more and more important in the application, convenient to what use, safety, the demand of stability improves greatly, current needle type valve all adopts stage clip to arrange, bearing capacity is poor, and whole needle type valve easily leaks gas.
Model utility content
The technical problems to be solved in the utility model is: overcome the deficiency in prior art, provides a kind of structure simple, the Novel needle shutoff valve of good seal performance.
The utility model solves the technological scheme that its technical problem adopts: a kind of Novel needle shutoff valve, comprises lower valve body, and lower valve body is provided with the suction port of level, the air outlet of level and vertical control hole; Described suction port is communicated with bottom control hole by first passage, is provided with the valve rod that top passes lower valve body, is provided with the valve seat coordinating with stem bottom and blocked by control hole in control hole in control hole, and air outlet is communicated by the second through hole with the control hole on valve seat top; Be connected with upper valve body above described lower valve body, upper valve body is built-in with the upper and lower drive unit of actuate valve stem, and stem bottom is connected with conical spool, and upper valve body top is provided with the valve gap closed by upper valve body.
Further, described drive unit comprises the adjustable lever being built in upper valve body, and adjustable lever is fixedly connected with valve rod, adjustable lever outer wall car has screw thread, adjustable lever is connected with valve gap inner thread, and be provided with the black box to upper valve body sealing in described valve gap, black box is set on adjustable lever.
Further, described adjustable lever is connected with handwheel through after valve gap.
Further, described first passage and the second through hole are leaning structure, and the angle of inclination of first passage central axis and horizontal plane is 10 °-20 °, and the angle of inclination of the second through hole central axis and horizontal plane is 15 °-25 °.
The beneficial effects of the utility model are: the utility model structure is simple, reasonable in design, and spool matches with valve seat blocking-up control hole, and Security is high, and upper valve body is built-in with black box, and the sealability of raising stop valve, not easily leaks gas.
Accompanying drawing explanation
Below in conjunction with drawings and embodiments, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
In figure, 1. upper valve bodies, 2. descend valve body, 3. valve gap, 4. suction port, 5. first passage, 6. control hole, 7. spool, 8. air outlet, 9. the second through hole, 10. valve rod, 11. handwheels, 12. adjustable levers, 13. black boies, 14. valve seats.
Embodiment
By reference to the accompanying drawings the utility model is further described now.The schematic diagram that these accompanying drawings are simplification only illustrates basic structure of the present utility model in a schematic way, and therefore it only shows the formation relevant with the utility model.
Novel needle shutoff valve as shown in Figure 1, comprises lower valve body 2, and lower valve body 2 is provided with the suction port 4 of level, the air outlet 8 of level and vertical control hole 6; Suction port 4 is communicated with bottom control hole 6 by first passage 5, the valve rod 10 that top passes lower valve body 2 is provided with in control hole 6, be provided with in control hole 6 and coordinate the valve seat 14 blocked by control hole 6 bottom valve rod 10, air outlet 8 is communicated by the second through hole 9 with the control hole 6 on valve seat 14 top; Be connected with upper valve body 1 above lower valve body 2, upper valve body 1 is built-in with the drive unit of actuate valve stem about 10, is connected with conical spool 7 bottom valve rod 10, and upper valve body 1 top is provided with the valve gap 3 closed by upper valve body 1.
Drive unit comprises the adjustable lever 12 being built in upper valve body 1, adjustable lever 12 is fixedly connected with valve rod 10, and adjustable lever 12 outer wall car has screw thread, and adjustable lever 12 is connected with valve gap 3 inner thread, be provided with the black box 13 sealed upper valve body 1 in valve gap 3, black box 13 is set on adjustable lever 12; Adjustable lever 12 is connected with handwheel 11 through after valve gap 3; First passage 5 and the second through hole 9 are leaning structure, and the angle of inclination of first passage 5 central axis and horizontal plane is 10 °, and the angle of inclination of the second through hole 9 central axis and horizontal plane is 15 °.
Operator's rotation hand wheel 11, drives adjustable lever 12 to move down, thus band ovable valve stem 10 moves down, and spool 7 contacts with valve seat 14 and blocks control hole 6, and stop valve is closed.
This Novel needle shutoff valve structure is simple, and reasonable in design, spool 7 matches with valve seat 14 and blocks control hole 6, and Security is high, and upper valve body is built-in with black box simultaneously, improves the sealability of stop valve, not easily leaks gas.
Above-mentioned mode of execution is only for illustrating technical conceive of the present utility model and feature; its object is to person skilled in the art can be understood content of the present utility model and be implemented; protection domain of the present utility model can not be limited with this; all equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed in protection domain of the present utility model.
Claims (4)
1. a Novel needle shutoff valve, it is characterized in that: comprise lower valve body (2), lower valve body (2) is provided with the suction port (4) of level, the air outlet (8) of level and vertical control hole (6); Described suction port (4) is communicated with control hole (6) bottom by first passage (5), the valve rod (10) that top passes lower valve body (2) is provided with in control hole (6), be provided with in control hole (6) and coordinate with valve rod (10) bottom the valve seat (14) blocked by control hole (6), air outlet (8) are communicated by the second through hole (9) with the control hole (6) on valve seat (14) top; Described lower valve body (2) top is connected with upper valve body (1), upper valve body (1) is built-in with the upper and lower drive unit of actuate valve stem (10), valve rod (10) bottom is connected with conical spool (7), and upper valve body (1) top is provided with the valve gap (3) closed by upper valve body (1).
2. Novel needle shutoff valve according to claim 1, it is characterized in that: described drive unit comprises the adjustable lever (12) being built in upper valve body (1), adjustable lever (12) is fixedly connected with valve rod (10), adjustable lever (12) outer wall car has screw thread, adjustable lever (12) is connected with valve gap (3) inner thread, be provided with the black box (13) sealed upper valve body (1) in described valve gap (3), black box (13) is set on adjustable lever (12).
3. Novel needle shutoff valve according to claim 2, is characterized in that: described adjustable lever (12) is connected with handwheel (11) through after valve gap (3).
4. Novel needle shutoff valve according to claim 1, it is characterized in that: described first passage (5) and the second through hole (9) are leaning structure, the angle of inclination of first passage (5) central axis and horizontal plane is 10 °-20 °, and the angle of inclination of the second through hole (9) central axis and horizontal plane is 15 °-25 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520363158.5U CN204755932U (en) | 2015-05-29 | 2015-05-29 | Novel needle type stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520363158.5U CN204755932U (en) | 2015-05-29 | 2015-05-29 | Novel needle type stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204755932U true CN204755932U (en) | 2015-11-11 |
Family
ID=54470640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520363158.5U Expired - Fee Related CN204755932U (en) | 2015-05-29 | 2015-05-29 | Novel needle type stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204755932U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020401A (en) * | 2015-05-29 | 2015-11-04 | 许炎章 | Novel needle type stop valve |
-
2015
- 2015-05-29 CN CN201520363158.5U patent/CN204755932U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020401A (en) * | 2015-05-29 | 2015-11-04 | 许炎章 | Novel needle type 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: 20151111 Termination date: 20160529 |