CN202469015U - Direct-connected corrugated pipe valves - Google Patents
Direct-connected corrugated pipe valves Download PDFInfo
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- CN202469015U CN202469015U CN2012200530220U CN201220053022U CN202469015U CN 202469015 U CN202469015 U CN 202469015U CN 2012200530220 U CN2012200530220 U CN 2012200530220U CN 201220053022 U CN201220053022 U CN 201220053022U CN 202469015 U CN202469015 U CN 202469015U
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- corrugated pipe
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Abstract
The utility model belongs to a pneumatic stop valve for high-purity and hyperpure gas transmission and particularly relates to direct-connected corrugated pipe valves. The direct-connected corrugated pipe valves are characterized by being divided into a pneumatic direct-connected corrugated pipe valve and a manual direct-connected corrugated pipe valve according to the valve element on/off mode, wherein the pneumatic direct-connected corrugated pipe valve is characterized in that a pneumatic device consisting of a cylinder body, a piston, a cylinder cover, a piston rod type valve rod and a spring is mounted at the top of a valve body of a direct-connected corrugated pipe valve; and the manual direct-connected corrugated pipe valve is characterized in that a manual device consisting of a gland, a manual valve rod, a corrugated pipe, a positioning plate and a manual handle is mounted at the top of a valve body of a direct-connected corrugated pipe valve. The direct-connected corrugated pipe valves are reasonable in design and compact in structure; the contour dimension structure is greatly reduced, the quality of parts is lowered; through adoption of a herringbone valve body, the ventilatory capacity of the inner cavity of the valve is increased; the valve rod is short; moreover, the direct-connected corrugated pipe valves have the advantages of stable performance, good sealing performance, long service life, small size and smart design, beautiful appearance, high convenience in operation and use and the like.
Description
Technical field
The utility model belongs to high-purity purify, carry with the hyperpure gas pneumatic stopping valve of usefulness, a kind of direct-connected Bellows valve that particularly adopts stainless steel to make.
Background technique
At present; In carrying the delivery line of high-purity, ultrapure, ultra-pure gas purification, use pneumatic stopping valve usually, the pneumatic stopping valve on market; According to the form structure of cylinder, drive the needs of multimode and motion mode and different occasions, its pneumatic stopping valve has varied.Because in carrying the delivery line of high-purity, ultrapure, ultra-pure gas purification; Need its pneumatic stopping valve to have high leak tightness; In addition, because the opening and closing of the spool of current pneumatic stopping valve are the upper and lower motion realization through valve rod; Sometimes when opening state, gas medium can be outside valve rod leaks into valve.In recent years, people are in order to solve the leakage defect of its pneumatic stopping valve, put the pneumatic stopping valve of bellow seal in stem lower portion, and its structure comprises valve body, valve gap or intermediate connector, valve rod, bellows and spool; Although on sealability, obtained progress, structure cardinal principle and traditional pneumatic stopping valve structural similarity of the pneumatic stopping valve of above-mentioned bellow seal.Therefore have that not only component are many, the boundary dimension structure is big, shortcoming and defect such as valve rod is long, stability and poor sealing.
Summary of the invention
The utility model is intended to the shortcoming and defect part that in above-mentioned technology, exists, and has adopted Pneumatic actuator and the direct-connected structure of valve body; Therefore not only reasonable in design, compact structure had both dwindled the boundary dimension structure widely; Reduce component again, and have the valve body of " people " word shape, make the valve insertion Throughput bigger; Its valve rod is short, stable performance, good airproof performance; Long service life, small and exquisite, beautiful shape with manipulate a kind of very easily direct-connected Bellows valve.
The purpose of the utility model is to adopt following technological scheme to realize: described direct-connected Bellows valve; Comprise valve body, valve rod, bellows and mangetic core assembly; It is characterized in that: described direct-connected Bellows valve is divided into pneumatic direct-connected Bellows valve and manual direct-connected Bellows valve by open and close spool mode; Described pneumatic direct-connected Bellows valve is at the valve body top of direct-connected Bellows valve installing Pneumatic actuator; Described valve body is to adopt corrosion resistant material to process the valve body with " people " word shape; Described people " lower interface below straight-through valve body, valve port of the valve body of word shape, side interface and 45 ° of elbows of a side are formed above the valve port, in described lower interface with in the side interface, are connected 45 ° of elbows separately; Described Pneumatic actuator is made up of the valve rod and the spring of cylinder body, piston, cylinder cap, piston rod type, and the bottom of said cylinder body is connected through screw in the upper end-hole of valve body, connects cylinder cap, the piston of in cylinder body, packing into through screw in the top ports of its cylinder body; Valve rod stage casing in described piston rod type is provided with step; The valve stem tip of the piston rod type more than the step is passed piston packs in the boss of cylinder cap; Pocketed springs on the bar section of the valve rod of the boss of cylinder cap and the piston rod type between the piston; One end of this spring is sleeved on the boss of cylinder cap, and the other end of its spring is inserted in the groove of piston; In inferior part of the cylinder block, pack into the in regular turn positioning plate of valve rod of bellows and piston rod type passes bellows with the bottom of the valve rod of the piston rod type below the step and is connected with mangetic core assembly with positioning plate; Valve rod through piston rod type is direct-connected with the valve body and the cylinder body of interior dress bellows, realizes forming described pneumatic direct-connected Bellows valve; Described manual direct-connected Bellows valve is the manual operating device of being made up of valve rod, bellows, positioning plate and the manual handle of gland, manually operated type in above-mentioned valve body top installing; Described gland is connected through screw in the upper end-hole of valve body, and the valve rod of described manually operated type is made up of the last rotatingshaft and the following fixing rod of band step head; In this gland bottom, pack into the in regular turn positioning plate of valve rod of bellows and manually operated type; The no step end that descends fixing rod is passed bellows to be connected with mangetic core assembly; The following fixing rod end face that stretches outside bellows is flexibly connected with last rotatingshaft chassis; On it the other end of rotatingshaft pass gland stretch the lid outside; In stretch lid outer on the rotary shaft end installing by the straight-bar shape or the manual handle of circle wheel shape, through the valve rod of manually operated type that the bellows in the gland and the mangetic core assembly in the valve body is direct-connected, the described pneumatic direct-connected Bellows valve of realization composition.
Principle of the utility model and characteristics branch are set forth in down:
Owing in the utility model, mainly adopted the valve body of " people " word shape and cylinder is direct-connected, the design of valve rod positioning element and valve body hollow structure; Direct-connected through Pneumatic actuator and valve body; Just save valve gap or connected element, made valve rod shorten greatly, movement locus is fixed; Thereby greatly reduce rate of fault, improved sealing, reduced the use of material, the valve body of its " people " word shape has increased the gas stream flux and has reduced the valve resistance.Cylinder body, piston in its Pneumatic actuator of while, cylinder cap is respectively equipped with the convex of spring locating slot, fixing spring and location usefulness and the spring position structure of double-sealing annular groove, and guarantees the valve reliability of operation and improved working life; Its valve rod and positioning plate can be adopted stainless steel bar or sheet material processing, guarantee that the track when valve rod moves up and down can not change, to guarantee the valve reliability of operation; Its spool adopts the teflon seal layer simultaneously, good sealing effect, and corrugated stainless steel tubing is adopted in motive sealing; All weld at two, and when valve rod drive valve head moved up and down, bellows produced elastic telescopic; So sealability is good, can not produce minute leakage because of the multiple switching of valve.Because cylinder directly is connected with valve body; Do not have connected element, shortened the length of valve rod greatly, make valve rod repeatedly rise in the closed procedure; Can crooked, distortion; Guarantee the working life and the sealing of valve, used positioning element that the movement locus of valve rod is fixed simultaneously, guaranteed the reliable operation of the utility model.
Therefore, because the utility model has adopted Pneumatic actuator and the direct-connected structure of valve body; Not only reasonable in design, compact structure had both dwindled the boundary dimension structure widely; Reduce component again, and have the valve body of " people " word shape, make the valve insertion Throughput bigger; Its valve rod is short, stable performance, good airproof performance; Long service life, small and exquisite, beautiful shape with manipulate advantages such as very convenient.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
The utility model has two width of cloth accompanying drawings.Wherein:
Accompanying drawing 1 is one of the utility model embodiment's a main TV structure schematic representation.
Accompanying drawing 2 is main TV structure schematic representation of two of the utility model embodiment.
Among the figure: 1, valve body, 2, mangetic core assembly, 3, bellows, 4, cylinder body, 5, piston, 6, cylinder cap, 7, valve rod, 8, positioning plate, 9, spring, 10, step, 11, gland, 12, manual handle, 13, go up rotatingshaft, 14, fixing rod down.
Embodiment
Shown in Figure 1 is one of the embodiment of the utility model; It is that pneumatic direct-connected Bellows valve is installed on certain hyperpure gas delivery line; Its structure comprises valve body 1, valve rod 7, bellows 3 and mangetic core assembly 2; It is characterized in that: described pneumatic direct-connected Bellows valve is at valve body 1 top of direct-connected Bellows valve installing Pneumatic actuator; Described valve body 1 is to adopt stainless steel material to process the valve body with " people " word shape; Described people " lower interface below straight-through valve body, valve port of the valve body 1 of word shape, side interface and 45 ° of elbows of a side are formed above the valve port, in described lower interface with in the side interface, are connected 45 ° of elbows separately; Described Pneumatic actuator is made up of the valve rod 7 and the spring 9 of cylinder body 4, piston 5, cylinder cap 6, piston rod type; The bottom of said cylinder body 4 is connected in the upper end-hole of valve body 1 through screw; Connect cylinder cap 6, the piston 5 of in cylinder body 4, packing into through screw in the top ports of its cylinder body 4; Valve rod 7 stage casings in described piston rod type are provided with step 10; Piston 5 is passed on valve rod 7 tops of the piston rod type of step more than 10 packs in the boss of cylinder cap 6; Pocketed springs 9 on the bar section of the valve rod 7 of 6 boss of cylinder cap and the piston rod type between the piston 5; One end of this spring 9 is sleeved on the boss of cylinder cap 6, and the other end of its spring 9 is inserted in the groove of piston 5; In cylinder body 4 bottoms, pack into the in regular turn positioning plate 8 of valve rod 7 of bellows 3 and piston rod type passes bellows 3 with the bottom of the valve rod 7 of the piston rod type of step below 10 and is connected with mangetic core assembly 2 with positioning plate 8; Valve rod 7 through piston rod type is direct-connected with cylinder body 4 with the valve body 1 of interior dress bellows 3, realizes forming pneumatic direct-connected Bellows valve.
The external port of described each 45 ° of elbow adopts flange, screw thread, cutting ferrule, VCR or directly is welded on the Placement on the pipeline.The upper end of described bellows 3 is welded as a whole through link and valve rod 7, and the lower end of its bellows 3 is welded as a whole through link and positioning plate 8.
Described piston 5 adopts stainless steel material or adopts aluminum alloy to process with cylinder cap 6; The valve rod 7 of described piston rod type adopts stainless steel material to process.The cylinder body 4 of its stainless steel material system, piston 5 and cylinder cap 6 should guarantee that they add the concentricity and the degree of finish in man-hour.
Described mangetic core assembly 2 is made up of valve core, teflon seal layer and fixed plate, and this valve core is processed by stainless steel material, behind the bottom of the valve rod 7 of in valve core end face central blind hole, packing into, through the dowel fixes mode valve rod 7 is fixed on the valve core; The valve core bottom surface that contacts with valve port is provided with groove, in this groove, inlays the teflon seal layer, blocks with the fixed plate of stainless steel again, through the lathe roll-in fixed plate and valve core is pressed into one.
Shown in Figure 2 be the utility model embodiment two; It is that manual direct-connected Bellows valve is installed on the delivery line that certain hyperpure gas purifies; Described manual direct-connected Bellows valve is to install the manual operating device of being made up of valve rod 7, bellows 3, positioning plate 8 and the manual handle 12 of gland 11, manually operated type with valve body 1 top of one of embodiment same structure; Described gland 11 is connected through screw in the upper end-hole of valve body 1, and the valve rod 7 of described manually operated type is made up of the last rotatingshaft 13 and the following fixing rod 14 of band step head; In these gland 11 bottoms, pack into the in regular turn positioning plate 8 of valve rod 7 of bellows 3 and manually operated type; The no step end that descends fixing rod 14 is passed bellows 3 to be connected with mangetic core assembly 2; Be connected with mangetic core assembly; The end face that stretches the following fixing rod 14 outside bellows 3 is flexibly connected with last rotatingshaft 13 chassis; On it the other end of rotatingshaft 13 pass gland 11 stretch the lid outside; In stretch lid outer on the rotary shaft end 13 installing by the straight-bar shape or the manual handle 12 of circle wheel shape, through the valve rod 7 of manually operated type that the bellows in the gland 11 3 is direct-connected with the mangetic core assembly 2 in the valve body 1, realize the described pneumatic direct-connected Bellows valve of composition.
The above; Be merely the preferable embodiment of the utility model; But the protection domain of the utility model is not limited thereto; All are familiar with the technician in present technique field in the disclosed technical scope of the utility model, are equal to replacement or change according to the design of the technological scheme of the utility model and the utility model thereof all should be encompassed within the protection domain of the utility model.
Claims (5)
1. direct-connected Bellows valve; Comprise valve body, valve rod, bellows and mangetic core assembly; It is characterized in that: described direct-connected Bellows valve is divided into pneumatic direct-connected Bellows valve and manual direct-connected Bellows valve by open and close spool mode; Described pneumatic direct-connected Bellows valve is valve body (1) the top installing Pneumatic actuator at direct-connected Bellows valve; Described valve body (1) is to adopt corrosion resistant material to process the valve body with " people " word shape; The lower interface of the valve body (1) of described " people " word shape below straight-through valve body, valve port, side interface and 45 ° of elbows of a side are formed above the valve port, in described lower interface with in the side interface, are connected 45 ° of elbows separately; Described Pneumatic actuator is made up of the valve rod (7) and the spring (9) of cylinder body (4), piston (5), cylinder cap (6), piston rod type; The bottom of said cylinder body (4) is connected in the upper end-hole of valve body (1) through screw; Connect cylinder cap (6), the piston (5) of in cylinder body (4), packing into through screw in the top ports of its cylinder body (4); Valve rod (7) stage casing in described piston rod type is provided with step (10); Valve rod (7) top of the piston rod type that step (10) is above is passed piston (5) and is packed in the boss of cylinder cap (6); Pocketed springs (9) on the bar section of the valve rod (7) of the boss of cylinder cap (6) and the piston rod type between the piston (5); One end of this spring (9) is sleeved on the boss of cylinder cap (6), and the other end of its spring (9) is inserted in the groove of piston (5); In cylinder body (4) bottom, pack into the in regular turn positioning plate (8) of valve rod (7) of bellows (3) and piston rod type passes bellows (3) with the bottom of the valve rod (7) of the piston rod type below the step (10) and is connected with mangetic core assembly (2) with positioning plate (8); Valve rod (7) through piston rod type is direct-connected with the valve body (1) and the cylinder body (4) of interior dress bellows (3), realizes forming described pneumatic direct-connected Bellows valve; Described manual direct-connected Bellows valve is the manual operating device that installing is made up of valve rod (7), bellows (3), positioning plate (8) and the manual handle (12) of gland (11), manually operated type at above-mentioned valve body (1) top; Described gland (11) is connected through screw in the upper end-hole of valve body (1), and the valve rod of described manually operated type (7) is made up of the following fixing rod (14) of last rotatingshaft (13) and band step head; In this gland (11) bottom, pack into the in regular turn positioning plate (8) of valve rod (7) of bellows (3) and manually operated type; To descend the no step end of fixing rod (14) to pass bellows (3) is connected with mangetic core assembly (2); Following fixing rod (14) end face and last rotatingshaft (13) chassis that stretch outside bellows (3) are flexibly connected; The other end of rotatingshaft on it (13) passes gland (11) and stretches outside lid; In stretch lid outer on install by straight-bar shape on rotatingshaft (13) end or justify the manual handle (12) of wheel shape; Valve rod (7) through manually operated type is direct-connected with the mangetic core assembly (2) in the valve body (1) with the bellows (3) in the gland (11), realizes forming described pneumatic direct-connected Bellows valve.
2. by the described direct-connected Bellows valve of claim 1, it is characterized in that: the external port of described each 45 ° of elbow adopts flange, screw thread, cutting ferrule, VCR or directly is welded on the Placement on the pipeline.
3. by the described direct-connected Bellows valve of claim 1, it is characterized in that: the upper end of described bellows (3) is welded as a whole through link and valve rod (7), and the lower end of its bellows (3) is welded as a whole through link and positioning plate (8).
4. by the described direct-connected Bellows valve of claim 1, it is characterized in that: described piston (5) and cylinder cap (6) adopt stainless steel material or adopt aluminum alloy to process; The valve rod of described piston rod type (7) adopts stainless steel material to process.
5. by the described direct-connected Bellows valve of claim 1; It is characterized in that: described mangetic core assembly (2) is made up of valve core, teflon seal layer and fixed plate; This valve core is processed by stainless steel material; In valve core end face central blind hole, pack into behind the bottom of valve rod (7), valve rod (7) is fixed on the valve core through the dowel fixes mode; The valve core bottom surface that contacts with valve port is provided with groove, in this groove, inlays the teflon seal layer, blocks with the fixed plate of stainless steel again, through the lathe roll-in fixed plate and valve core is pressed into one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200530220U CN202469015U (en) | 2012-02-17 | 2012-02-17 | Direct-connected corrugated pipe valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200530220U CN202469015U (en) | 2012-02-17 | 2012-02-17 | Direct-connected corrugated pipe valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202469015U true CN202469015U (en) | 2012-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200530220U Expired - Fee Related CN202469015U (en) | 2012-02-17 | 2012-02-17 | Direct-connected corrugated pipe valves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202469015U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629424A (en) * | 2013-12-04 | 2014-03-12 | 中国飞机强度研究所 | Fast pneumatic valve |
| CN104864142A (en) * | 2015-05-25 | 2015-08-26 | 杭州华惠阀门有限公司 | Pressure releasing system |
| CN110450322A (en) * | 2019-07-31 | 2019-11-15 | 西安航空职业技术学院 | Polymer matrix composites molding expansion inflating mold |
| CN111732062A (en) * | 2020-07-20 | 2020-10-02 | 宁波精酿谷科技有限公司 | Sanitary beverage output distributor and beverage output valve used for same |
-
2012
- 2012-02-17 CN CN2012200530220U patent/CN202469015U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629424A (en) * | 2013-12-04 | 2014-03-12 | 中国飞机强度研究所 | Fast pneumatic valve |
| CN103629424B (en) * | 2013-12-04 | 2016-08-17 | 中国飞机强度研究所 | A kind of fast air-operated valve |
| CN104864142A (en) * | 2015-05-25 | 2015-08-26 | 杭州华惠阀门有限公司 | Pressure releasing system |
| CN110450322A (en) * | 2019-07-31 | 2019-11-15 | 西安航空职业技术学院 | Polymer matrix composites molding expansion inflating mold |
| CN110450322B (en) * | 2019-07-31 | 2021-06-01 | 西安航空职业技术学院 | Resin-based composite material forming expansion inflation mould |
| CN111732062A (en) * | 2020-07-20 | 2020-10-02 | 宁波精酿谷科技有限公司 | Sanitary beverage output distributor and beverage output valve used for same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20130217 |