CN220891170U - Low-temperature combined filling valve - Google Patents
Low-temperature combined filling valve Download PDFInfo
- Publication number
- CN220891170U CN220891170U CN202322474589.6U CN202322474589U CN220891170U CN 220891170 U CN220891170 U CN 220891170U CN 202322474589 U CN202322474589 U CN 202322474589U CN 220891170 U CN220891170 U CN 220891170U
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- valve
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- nut
- short
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- 238000007789 sealing Methods 0.000 claims abstract description 49
- 206010061307 Neck deformity Diseases 0.000 claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 210000004907 gland Anatomy 0.000 claims abstract description 7
- 229920001973 fluoroelastomer Polymers 0.000 claims description 5
- 229920000459 Nitrile rubber Polymers 0.000 claims description 3
- 239000004519 grease Substances 0.000 claims description 3
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims 2
- 230000006835 compression Effects 0.000 abstract description 15
- 238000007906 compression Methods 0.000 abstract description 15
- 239000012530 fluid Substances 0.000 abstract description 8
- 238000003825 pressing Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 9
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 238000003860 storage Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005429 filling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Details Of Valves (AREA)
Abstract
The utility model belongs to the technical field of valves, and particularly relates to a low-temperature combined filling valve which comprises a valve body, a long neck valve and a short neck valve, wherein the long neck valve is arranged on the left side of the valve body, the short neck valve is arranged on the right side of the valve body, a sealing device is arranged in the long neck valve, a short neck valve cover assembly is arranged in the short neck valve, the long valve rod is arranged in the long neck valve, a compression nut is arranged at the upper end of the outer side of the long neck valve, a pressing sleeve is arranged at the joint of the compression nut and the long neck valve, and a locking nut is arranged at the upper end of the outer side of the long neck valve. This low temperature combination fills filling valve, through setting up sealing device, seal the junction of long neck valve and valve rod with first O type circle and second O type circle through gland nut and lock nut to prevent that the fluid from spilling over, improve the leakproofness of filling the filling valve, solved the leakproofness between stop valve and the valve rod that proposes in the background art in the use relatively poor, make the liquid ooze easily.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to a low-temperature combined filling valve.
Background
The filling valve is widely applied in the field of industrial automatic low-temperature fluid, however, the current filling equipment in China is mature, but the design of the filling valve is complex, the quality of one filling valve design determines the filling operation efficiency, and the filling valve needs to be connected or disconnected with a storage tank at the fastest speed according to the requirements of a filling process, so that the filling work is ensured to be smoothly carried out. The physicochemical properties of the different fluids are not the same, thus leading to a different filling process and therefore to a different filling valve being used.
The filling valve commonly used at present has the defects of single filling method, low filling speed and the like, so that the existing filling valve can not meet the market demands far. As filling valve technology is increasingly applied to various industries, performance requirements for filling valves are continually increasing.
The low-temperature combined filling valve with double filling characteristics disclosed in the Chinese patent CN216242492U can perform bottom and top double filling on a storage tank under an ultralow-temperature fluid medium, effectively reduce and optimize the pipeline system of the storage tank and reduce the filling time of the storage tank, so that the filling purpose can be better achieved, the filling efficiency is improved, the safety of fluid filling is ensured, and the product is safer, more stable and more reliable to use.
However, the sealing property between the stop valve and the valve rod is poor in the using process of the device, and liquid is easy to seep out.
For this reason, it is highly desirable to provide a low temperature combined fill valve.
Disclosure of utility model
The utility model aims to provide a low-temperature combined filling valve, which aims to solve the problems that the sealing performance between a stop valve and a valve rod is poor and liquid is easy to exude in the use process in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a low temperature combination fills filling valve, includes valve body, long neck valve and short neck valve, long neck valve sets up in the valve body left side, the short neck valve sets up in the valve body right side, the inside sealing device that is provided with of long neck valve, the inside short neck valve gap subassembly that is provided with of short neck valve.
The sealing device comprises a compression nut, a pressing sleeve, a V sealing ring, an upper sealing washer, a long valve rod, a spring, a first O-shaped ring, a second O-shaped ring and a lock nut, wherein the long valve rod is arranged inside the long valve rod, the compression nut is arranged at the upper end of the outer side of the long valve rod, the pressing sleeve is arranged at the joint of the compression nut and the long valve rod, the lock nut is arranged at the upper end of the outer side of the long valve rod, the V sealing ring is arranged at the joint of the compression nut and the lock nut, the upper sealing washer is arranged on the outer surface of the upper end of the long valve rod, the washer is arranged inside the long valve rod, the spring is arranged at the upper end inside the compression nut, and the first O-shaped ring is arranged on the outer surface of the long valve rod and is positioned inside the compression nut.
Preferably, the junction of valve body and long neck valve is provided with connecting device, connecting device includes first hexagon head bolt, sealing gasket, coupling nut, locking gasket, valve clack, lower sealing gasket, connecting pipe A, dirt proof boot, cotter pin and hex nut, first hexagon head bolt threaded connection just extends to the valve body inside in the inside left and right sides of long neck valve, sealing gasket installs in the junction of valve body and long neck valve, coupling nut installs in the inside long valve rod lower extreme outside that is located of valve body, locking gasket installs in the junction of coupling nut and long valve rod, the valve clack is installed in the inside lower extreme of long neck valve, sealing gasket sets up in the valve clack below down, the gasket is installed in sealing gasket bottom down, connecting pipe A installs in long neck valve bottom, the dirt proof boot is installed in the connecting pipe bottom, hex nut sets up in the valve clack below, the cotter pin is installed in hex nut is inside.
Preferably, the short-neck valve cover assembly comprises a short valve rod, a liquid draining valve, a sealing gasket A and a second hexagonal bolt, wherein the liquid draining valve is arranged on the right side of the long-neck valve, the second hexagonal bolt is in threaded connection with the liquid draining valve and extends to the inside of the long-neck valve, the sealing gasket A is arranged at the joint of the liquid draining valve and the long-neck valve, and the short valve rod is arranged inside the short-neck valve.
Preferably, the long valve rod top is provided with headstock gear, headstock gear includes cap nut, spring washer, hand wheel sign and hand wheel, the hand wheel is installed in long valve rod upper end surface, cap nut threaded connection is in the hand wheel top, spring washer installs in the junction of cap nut and hand wheel, the hand wheel sign is installed in the hand wheel outside.
Preferably, the first O-shaped ring and the second O-shaped ring are made of fluororubber, and the fluororubber has good chemical stability, corrosion resistance and low-temperature performance and can be used in the range of-20 ℃ to +200 ℃.
Preferably, the dustproof cover is made of nitrile rubber, has good oiliness, heat resistance and wear resistance, and can be used at the temperature of between minus 30 ℃ and plus 100 ℃.
Preferably, all parts of the valve body are degreased by ultrasonic cleaning, so that grease is strictly forbidden.
Compared with the prior art, the utility model has the beneficial effects that:
1. This low temperature combination fills filling valve, through setting up sealing device, seal the junction of long neck valve and valve rod with first O type circle and second O type circle through gland nut and lock nut to prevent that the fluid from spilling over, improve the leakproofness of filling the filling valve, solved the leakproofness between stop valve and the valve rod that proposes in the background art in the use relatively poor, make the liquid ooze easily.
Drawings
FIG. 1 is a cross-sectional internal structural view of a filling valve of the present utility model;
fig. 2 is a side view of the filling valve of the present utility model.
In the figure: 1. a cap nut; 2. a spring washer; 3. hand wheel label; 4. a hand wheel; 5. a nut; 6. pressing the sleeve; 7. v-shaped sealing ring; 8. an upper sealing gasket; 9. a gasket; 10. a long neck valve; 11. a long valve rod; 12. a first hex head bolt; 13. a sealing gasket; 14. a valve body; 15. a coupling nut; 16. a locking spacer; 17. a valve flap; 18. a lower sealing gasket; 19. a gasket; 20. a connecting pipe A; 21. a dust cover; 22. a short valve rod; 23. a short neck valve; 24. a liquid discharge valve; 25. a sealing gasket A; 26. a second hex head bolt; 27. a cotter pin; 28. a hexagonal nut; 29. a spring; 30. a first O-ring; 31. a second O-ring; 32. and (5) locking the nut.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, the present utility model provides a technical solution:
embodiment one:
The utility model provides a low temperature combination fills filling valve, includes valve body 14, long neck valve 10 and short neck valve 23, and long neck valve 10 sets up in the valve body 14 left side, and short neck valve 23 sets up in the valve body 14 right side, and long neck valve 10 is inside to be provided with sealing device, and short neck valve 23 is inside to be provided with short neck valve gap subassembly, and all parts of valve body 14 pass through ultrasonic cleaning degreasing treatment, banned grease strictly.
The sealing device comprises a compression nut 5, a pressing sleeve 6, a V sealing ring 7, an upper sealing washer 8, a washer 9, a long valve rod 11, a spring 29, a first O-shaped ring 30, a second O-shaped ring 31 and a locking nut 32, wherein the long valve rod 11 is arranged inside the long valve 10, the compression nut 5 is arranged at the upper outer side end of the long valve 10, the pressing sleeve 6 is arranged at the joint of the compression nut 5 and the long valve 10, the locking nut 32 is arranged at the upper outer side end of the long valve 10, the V sealing ring 7 is arranged at the joint of the compression nut 5 and the locking nut 32, the V sealing ring 7 and the upper sealing washer 8 are made of PTFE, the upper sealing washer 8 is arranged on the outer surface of the upper end of the long valve 10, the washer 9 is arranged inside the long valve 10, the spring 29 is arranged at the upper inner side end of the compression nut 5, the first O-shaped ring 30 is arranged on the outer surface of the long valve rod 11 and is positioned inside the compression nut 5, the second O-shaped ring 31 is arranged below the first O-shaped ring 30, the first O-shaped ring 30 and the second O-shaped ring 31 are made of fluororubber, and the fluororubber has good performance and corrosion resistance in the range of 20-20 ℃ and can be achieved.
The junction of valve body 14 and longneck valve 10 is provided with connecting device, connecting device includes first hexagon head bolt 12, sealing gasket 13, coupling nut 15, locking gasket 16, valve clack 17, lower sealing gasket 18, gasket 19, connecting pipe A20, dirt proof boot 21, cotter pin 27 and hex nut 28, first hexagon head bolt 12 threaded connection is in the inside left and right sides of longneck valve 10 and extend to the inside of valve body 14, sealing gasket 13 installs in the junction of valve body 14 and longneck valve 10, coupling nut 15 installs in the inside outside of the lower extreme of valve rod 11 in valve body 14, locking gasket 16 installs in the junction of coupling nut 15 and longneck valve rod 11, valve clack 17 installs in the inside lower extreme of longneck valve 10, lower sealing gasket 18 sets up in valve clack 17 below, gasket 19 installs in lower sealing gasket 18 bottom, connecting pipe A20 installs in the longneck valve 10 bottom, dirt proof boot 21 installs in connecting pipe 20 bottom, the material of dirt proof boot 21 is nitrile rubber, have good oiliness, heat resistance and wear resistance, can use in the scope of-30 ℃ to +100 ℃, hex nut 28 sets up in valve clack 17 below, and installs in hex nut 27 inside of opening pin 28.
The short-neck valve cover assembly comprises a short valve rod 22, a liquid discharge valve 24, a sealing gasket A25 and a second hexagonal bolt 26, wherein the liquid discharge valve 24 is arranged on the right side of the long-neck valve 10, the second hexagonal bolt 26 is in threaded connection with the liquid discharge valve 24 and extends to the inside of the long-neck valve 10, the sealing gasket A25 is arranged at the joint of the liquid discharge valve 24 and the long-neck valve 10, and the short valve rod 22 is arranged inside the short-neck valve 23.
The long valve rod 11 top is provided with headstock gear, and short valve rod 22 top is provided with headstock gear, opens and closes through changeing the opening and closing of a hand wheel 4 control flowing back valve, and headstock gear includes cap nut 1, spring washer 2, hand wheel sign 3 and hand wheel 4, and hand wheel 4 installs in long valve rod 11 upper end surface, drives long valve rod 11 through rotating hand wheel 4 and rotates to control opening and closing of long neck valve 10, cap nut 1 threaded connection is in hand wheel 4 top, and spring washer 2 installs in the junction of cap nut 1 and hand wheel 4, and hand wheel sign 3 installs in the hand wheel 4 outside.
When the novel valve is used, different handwheels 4 are rotated to drive the long valve rod 11 or the short valve rod 22 to rotate, so that the liquid discharge valve 24 or the long neck valve 10 is opened, fluid flows, and meanwhile, the joint of the long neck valve 10 and the valve rod is sealed by matching the compression nut 5 and the locking nut 32 and the first O-shaped ring 30 and the second O-shaped ring 31, so that the fluid is prevented from overflowing, and the sealing performance of the filling valve is improved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
Claims (7)
1. The utility model provides a low temperature combination fills filling valve, includes valve body (14), long neck valve (10) and short neck valve (23), long neck valve (10) set up in valve body (14) left side, short neck valve (23) set up in valve body (14) right side, its characterized in that: a sealing device is arranged inside the long neck valve (10), and a short neck valve cover assembly is arranged inside the short neck valve (23);
Sealing device includes gland nut (5), presses cover (6), V seal ring (7), goes up sealing washer (8), packing ring (9), long valve rod (11), spring (29), first O type circle (30), second O type circle (31) and lock nut (32), long valve rod (11) are installed in inside of long valve (10), gland nut (5) are installed in the outside upper end of long valve (10), press the junction of cover (6) install in gland nut (5) and long valve (10), lock nut (32) are installed in the junction in long valve (10) outside upper end, V seal ring (7) are installed in gland nut (5) and lock nut (32), go up sealing washer (8) and install in the upper end surface of long valve (10), packing ring (9) are installed in the inside of long valve (10), spring (29) are installed in the inside upper end of gland nut (5), first O type circle (30) are installed in the junction of long valve rod (10) outside surface (31) of second O type circle (30).
2. A low temperature combined fill valve as defined in claim 1 wherein: the valve body (14) and the long-neck valve (10) are connected by a connecting device, the connecting device comprises a first hexagon head bolt (12), a sealing gasket (13), a connecting nut (15), a locking gasket (16), a valve clack (17), a lower sealing gasket (18), a gasket (19), a connecting pipe A (20), a dust cover (21), cotter pins (27) and a hexagon nut (28), the first hexagon head bolt (12) is connected with the left side and the right side of the inside of the long-neck valve (10) by threads and extends to the inside of the valve body (14), the sealing gasket (13) is arranged at the connecting part of the valve body (14) and the long-neck valve (10), the connecting nut (15) is arranged at the outer side of the lower end of the long-neck valve (11) in the valve body (14), the locking gasket (16) is arranged at the connecting part of the connecting nut (15) and the long-neck valve (11), the valve clack (17) is arranged at the lower end of the inside of the long-neck valve (10), the lower sealing gasket (18) is arranged below the connecting pipe A (17), the gasket (19) is arranged at the bottom of the connecting pipe A (20) in the lower end of the long-neck valve (20), the cotter pin (27) is installed inside the hexagonal nut (28).
3. A low temperature combined fill valve as defined in claim 1 wherein: the short-neck valve cover assembly comprises a short valve rod (22), a liquid draining valve (24), a sealing gasket A (25) and a second hexagonal head bolt (26), wherein the liquid draining valve (24) is arranged on the right side of the long-neck valve (10), the second hexagonal head bolt (26) is in threaded connection with the liquid draining valve (24) and extends to the inside of the long-neck valve (10), the sealing gasket A (25) is arranged at the joint of the liquid draining valve (24) and the long-neck valve (10), and the short valve rod (22) is arranged inside the short-neck valve (23).
4. A low temperature combined fill valve as defined in claim 1 wherein: the long valve rod (11) top is provided with headstock gear, headstock gear includes lid nut (1), spring washer (2), hand wheel sign (3) and hand wheel (4), hand wheel (4) are installed in long valve rod (11) upper end surface, lid nut (1) threaded connection is in hand wheel (4) top, spring washer (2) are installed in the junction of lid nut (1) and hand wheel (4), hand wheel sign (3) are installed in the hand wheel (4) outside.
5. A low temperature combined fill valve as defined in claim 1 wherein: the first O-shaped ring (30) and the second O-shaped ring (31) are made of fluororubber.
6. A low temperature combined fill valve as defined in claim 2 wherein: the dustproof cover (21) is made of nitrile rubber.
7. A low temperature combined fill valve as defined in claim 1 wherein: all parts of the valve body (14) are degreased by ultrasonic cleaning, so that grease is strictly forbidden.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322474589.6U CN220891170U (en) | 2023-09-12 | 2023-09-12 | Low-temperature combined filling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322474589.6U CN220891170U (en) | 2023-09-12 | 2023-09-12 | Low-temperature combined filling valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220891170U true CN220891170U (en) | 2024-05-03 |
Family
ID=90879803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322474589.6U Active CN220891170U (en) | 2023-09-12 | 2023-09-12 | Low-temperature combined filling valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220891170U (en) |
-
2023
- 2023-09-12 CN CN202322474589.6U patent/CN220891170U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |