CN201141453Y - Two-position three-way valve device - Google Patents
Two-position three-way valve device Download PDFInfo
- Publication number
- CN201141453Y CN201141453Y CNU2007200827077U CN200720082707U CN201141453Y CN 201141453 Y CN201141453 Y CN 201141453Y CN U2007200827077 U CNU2007200827077 U CN U2007200827077U CN 200720082707 U CN200720082707 U CN 200720082707U CN 201141453 Y CN201141453 Y CN 201141453Y
- Authority
- CN
- China
- Prior art keywords
- piston cylinder
- compression piston
- cylinder body
- way valve
- sealing
- 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
Links
- 238000007906 compression Methods 0.000 claims abstract description 43
- 230000006835 compression Effects 0.000 claims abstract description 39
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 238000003466 welding Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 210000004722 stifle Anatomy 0.000 claims description 18
- 230000008676 import Effects 0.000 claims description 10
- 239000002699 waste material Substances 0.000 claims description 8
- 230000002787 reinforcement Effects 0.000 claims description 6
- 238000001746 injection moulding Methods 0.000 claims description 5
- 238000012856 packing Methods 0.000 claims description 3
- 239000002253 acid Substances 0.000 abstract description 4
- 239000003513 alkali Substances 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000004907 flux Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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- Fluid-Driven Valves (AREA)
Abstract
The utility model discloses a two position three-way valve, which comprises a two position three-way valve body 18. A compression piston cylinder body 6 is arranged on the two position three-way valve body 18, a compression piston cylinder cap 5 is arranged on the compression piston cylinder body 6, a piston sealing ring 7 and a piston blank cap 15 are arranged in the compression piston cylinder body 6, and a pressure pipe quick coupler inlet opening 13 and a pressure pipe quick coupler outlet opening 14 are arranged at one side of the compression piston cylinder body 6; a sealing valve plate 11 is installed in the two position three-way valve body 18, a limit surface sealing device 4 is arranged below the sealing valve plate 11, the piston blank cap 15 is connected with an interlocking rod 16, the interlocking rod 16 is fixed with a mechanical sealing reinforcing fixed plate 13 through a welding way, the sealing valve plate 11 is closely matched with the interlocking rod 16, and the interlocking rod 16 is connected with a valve plate screw cap through a thread. The two position three-way valve has the advantages of strong acid resistance, strong alkali corrosion resistance, convenient and reliable assembly and disassembly, good sealing effect of limit surface, stable work, large flux, easy assembly and disassembly, convenient operation and maintenance and wide working field.
Description
Technical field
The utility model discloses a kind of two-position three way control valve unit.
Background technique:
The two-position three way control valve unit that existing people use, be with copper or cast iron be material, under the condition of strong acid, highly basic, work, device easily is corroded.Structurally control gear is the control of barrier film pad, and the barrier film pad operating time is not long, and cracky is changed comparatively trouble; The valve seal technology is a seal ring, and seal ring is snap-in linear sealing, and is easy to wear.
Summary of the invention
Purpose of the present invention promptly is to overcome the shortcoming of prior art, and a kind of ability strong acid, alkali corrosion are provided, structure, the two-position three way control valve unit that performance is more superior, and it is easy to loading and unloading reliable, working stability, flux is big, controls easy, easy to maintenance.
The purpose of this utility model is achieved through the following technical solutions: a kind of two-position three way control valve unit, comprise the two-position three way valve body, the two-position three way valve body is provided with the compression piston cylinder body, the compression piston cylinder cap is arranged on the compression piston cylinder body, piston packing ring and piston stifle are arranged in the compression piston cylinder body, and compression piston cylinder body one side has import of pressure tube ready-packaged joint and the outlet of pressure tube ready-packaged joint; The sealing valve plate is installed in the two-position three way valve body, the sealing valve plate has the confined planes sealing, and the piston stifle is connected with continuous motion stem, and it is fixing that the fixed plate welding is strengthened in continuous motion stem and mechanical seal, sealing valve plate and continuous motion stem closely cooperate, and continuous motion stem is threaded with the valve plate nut.
Compression piston cylinder body and compression piston cylinder cap are connected with four nuts on being embedded in the compression piston cylinder body in advance by screw rod.
The import of pressure tube ready-packaged joint, the outlet of pressure tube ready-packaged joint are threaded with the compression piston cylinder body.
Stiffening ring injection moulding interlocking is on two position three-way valve.
The water intake of two position three-way valve, water outlet and waste discharge mouth periphery are equipped with undergauge reinforcement size and connect, and two position three-way valve connects with undergauge reinforcement size and is threaded.The water intake of two position three-way valve, water outlet and waste discharge mouth also are provided with stiffening ring outward.
Piston stifle and continuous motion stem fixed by nut.
By top narration as can be seen, the utlity model has following advantage: anti-strong acid, alkali corrosion, structure, performance are more superior, easy to loading and unloading reliable, the confined planes good sealing effect, working stability, flux is big, control easy, be easy to loading and unloading, driving pressure is low, cooperates other control system to realize automatic operating, convenient operating maintenance, career field is extensive.
Description of drawings
Fig. 1 is the utility model sectional view
Fig. 2 is the utility model water inlet work sectional view
Fig. 3 is the utility model blowdown work sectional view
Among the figure, 1-mechanical seal A, 2-mechanical seal B, fixed plate is strengthened in 3-mechanical seal, the sealing of 4-confined planes, 5-compression piston cylinder cap, 6-compression piston cylinder body, 7-compression piston seal ring, 8-plain cushion, 9-valve plate nut, 10-mechanical seal C, 11-seals valve plate, the 12-stiffening ring, the import of 13-pressure tube ready-packaged joint, the outlet of 14-pressure tube ready-packaged joint, 15-piston stifle, 16-continuous motion stem, 17-stiffening ring, the 18-two position three-way valve, 19-compression cylinder, 20-piston stifle nut, 21-screw rod, 22-undergauge are strengthened size and are connect the 23-water intake, the 24-water outlet, 25-waste discharge mouth, 26-stiffening plate, 27-welded seal point
Embodiment
Below in conjunction with accompanying drawing the utility model is further described: as Fig. 1, Fig. 2, Fig. 3, a kind of two-position three way control valve unit, comprise two-position three way valve body 18, two-position three way valve body 18 is provided with compression piston cylinder body 6, compression piston cylinder cap 5 is arranged on the compression piston cylinder body 6, when injection moulding, four nuts are embedded on the compression piston cylinder body 6 in advance, and four screw rods 21 of compression piston cylinder cap 5 and compression piston cylinder body 6 usefulness are connected with the nut of pre-embedding; Piston packing ring 7 and piston stifle 15 are arranged in the compression piston cylinder body 6, compression piston cylinder body 6 one sides have pressure tube ready-packaged joint import 13 and pressure tube ready-packaged joint outlet 14, and pressure tube ready-packaged joint import 13, the outlet of pressure tube ready-packaged joint 14 are threaded with compression piston cylinder body 6.Stiffening ring 17 is injection moulding inserts with two position three-way valve 18.The water intake 23 of two position three-way valve 18, water outlet 24 and waste discharge mouth 25 peripheries are equipped with undergauge reinforcement size and connect 22, two position three-way valve 18 connects 22 with undergauge reinforcement size and is threaded, the water intake 23 of two position three-way valve 18, water outlet 24 and the waste discharge mouth 25 outer stiffening rings 12 that also are provided with, undergauge is strengthened size and is connect 22 and be connected with two position three-way valve and need not change an integral body as being not intended to damage in the use, and its material is strengthened with stiffening ring 12 in the place that is connected extruding with external clamp ready-packaged joint, material is Stainless Steel Tube (an injection moulding inserts), and is durable, be convenient to change.Piston stifle 15 is used fixed by nut with continuous motion stem 16.Sealing valve plate 11 is installed in two-position three way valve body 18, sealing valve plate 11 has confined planes sealing 4, piston stifle 15 is used fixed by nut with continuous motion stem 16, continuous motion stem 16 is strengthened fixed plate 3 welding with mechanical seal and is fixed, sealing valve plate 11 closely cooperates with continuous motion stem 16, and continuous motion stem 16 is threaded with valve plate nut 9.
Working procedure of the present utility model is as follows:
(1) by water intake 23 water inlet process sealing valve plate 11, by water outlet 24 water outlets, face machinery sealing C10 is not with confined planes sealing 4 not together then by the pressure certainly of water mechanical seal C10 is touched with confined planes sealing 4 during valve plate 11 if through sealing, plain cushion 8 in running up and down, valve plate nut 9, mechanical seal C10, sealing valve plate 11, mechanical seal A1, fixed plate 3 is strengthened in mechanical seal, stiffening plate 26, welded seal point 27, continuous motion stem 16, compression piston seal ring 7, piston stifle 15, piston stifle nut 20 all is an integral body, export 14 air inlets (barometric pressure) by the pressure tube ready-packaged joint, and the air/water of compression ejects from pressure tube ready-packaged joint import 13;
(2) enter from pressure tube ready-packaged joint import 13 by self hydraulic pressure/pressurized air, when the air of 19 li of compression cylinders has been replaced by the water/pressurized air of entering, the water of entering/compressed-air actuated pressure extrusion piston stifle 15, then plain cushion 8, valve plate nut 9, mechanical seal C10, sealing valve plate 11, mechanical seal A1, fixed plate 3 is strengthened in mechanical seal, stiffening plate 26, welded seal point 27, continuous motion stem 16, compression piston seal ring 7, piston stifle 15, piston stifle nut 20 is as a whole and rise, when mechanical seal A1 contacts extruding with mechanical seal B2 two, then the volume by its spacing compression cylinder 19 has not then changed, water inlet then is isolated in beyond mechanical seal A1 and the separatrix that mechanical seal B2 contacts, and sewage then advances from 25 discharges of waste discharge mouth from water outlet 24;
(3) open when pressure tube ready-packaged joint import 13 interfaces, no longer during water inlet/pressurized air (electromagnetic valve), then strengthen fixed plate 3, stiffening plate 26, welded seal point 27, continuous motion stem 16, compression piston seal ring 7, piston stifle 15, compression cylinder 19, piston stifle nut 20 these whole declines by plain cushion 8, valve plate nut 9, mechanical seal C10, sealing valve plate 11, mechanical seal A1, mechanical seal, then get back to again on the station of (1) by water intake self pressure; Then (1), (2), (3) station replace back and forth movement.
Claims (7)
1, a kind of two-position three way control valve unit, comprise two-position three way valve body (18), it is characterized in that: two-position three way valve body (18) is provided with compression piston cylinder body (6), compression piston cylinder cap (5) is arranged on the compression piston cylinder body (6), piston packing ring (7) and piston stifle (15) are arranged in the compression piston cylinder body (6), and compression piston cylinder body (6) one sides have pressure tube ready-packaged joint import (13) and pressure tube ready-packaged joint outlet (14); Sealing valve plate (11) is installed in two-position three way valve body (18), sealing valve plate (11) has confined planes sealing (4), piston stifle (15) is connected with continuous motion stem (16), continuous motion stem (16) is strengthened fixed plate (3) welding with mechanical seal and is fixed, sealing valve plate (11) closely cooperates with continuous motion stem (16), and continuous motion stem (16) is threaded with valve plate nut (9).
2, two-position three way control valve unit according to claim 1 is characterized in that: compression piston cylinder body (6) and compression piston cylinder cap (5) are connected with four nuts on being embedded in compression piston cylinder body (6) in advance by screw rod (21).
3, two-position three way control valve unit according to claim 1 is characterized in that: pressure tube ready-packaged joint import (13), pressure tube ready-packaged joint outlet (14) are threaded with compression piston cylinder body (6).
4, two-position three way control valve unit according to claim 1 is characterized in that: stiffening ring (17) injection moulding is rabbeted on two position three-way valve (18).
5, two-position three way control valve unit according to claim 1, it is characterized in that: the water intake (23) of two position three-way valve (18), water outlet (24) and waste discharge mouth (25) periphery are equipped with undergauge reinforcement size and connect (22), and two position three-way valve (18) connects (22) with undergauge reinforcement size and is threaded.
6, two-position three way control valve unit according to claim 1 is characterized in that: the outer stiffening ring (12) that also is provided with of the water intake (23) of two position three-way valve (18), water outlet (24) and waste discharge mouth (25).
7, two-position three way control valve unit according to claim 1 is characterized in that: piston stifle (15) is used fixed by nut with continuous motion stem (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200827077U CN201141453Y (en) | 2007-12-26 | 2007-12-26 | Two-position three-way valve device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200827077U CN201141453Y (en) | 2007-12-26 | 2007-12-26 | Two-position three-way valve device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201141453Y true CN201141453Y (en) | 2008-10-29 |
Family
ID=40069164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200827077U Expired - Fee Related CN201141453Y (en) | 2007-12-26 | 2007-12-26 | Two-position three-way valve device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201141453Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500479A (en) * | 2014-12-23 | 2015-04-08 | 江苏远望仪器有限公司 | Automatic-manual linear-travel valve actuator |
| US9151394B2 (en) | 2011-02-11 | 2015-10-06 | Kongsberg Multipurpose Valves As | Valve system with a sealing member |
| CN109197095A (en) * | 2018-10-15 | 2019-01-15 | 中国农业科学院农田灌溉研究所 | A kind of hydrodynamic(al) reversal valve control fertilization system |
| CN113230739A (en) * | 2021-05-17 | 2021-08-10 | 广东韶钢松山股份有限公司 | Side filtering system for reducing clamping stagnation of three-way valve |
-
2007
- 2007-12-26 CN CNU2007200827077U patent/CN201141453Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9151394B2 (en) | 2011-02-11 | 2015-10-06 | Kongsberg Multipurpose Valves As | Valve system with a sealing member |
| CN104500479A (en) * | 2014-12-23 | 2015-04-08 | 江苏远望仪器有限公司 | Automatic-manual linear-travel valve actuator |
| CN109197095A (en) * | 2018-10-15 | 2019-01-15 | 中国农业科学院农田灌溉研究所 | A kind of hydrodynamic(al) reversal valve control fertilization system |
| CN113230739A (en) * | 2021-05-17 | 2021-08-10 | 广东韶钢松山股份有限公司 | Side filtering system for reducing clamping stagnation of three-way valve |
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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: 20081029 Termination date: 20121226 |