CN204717014U - Refrigeration plant stop valve - Google Patents
Refrigeration plant stop valve Download PDFInfo
- Publication number
- CN204717014U CN204717014U CN201520398134.3U CN201520398134U CN204717014U CN 204717014 U CN204717014 U CN 204717014U CN 201520398134 U CN201520398134 U CN 201520398134U CN 204717014 U CN204717014 U CN 204717014U
- Authority
- CN
- China
- Prior art keywords
- valve
- flap
- threaded
- valve seat
- gland
- 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
- 238000005057 refrigeration Methods 0.000 title claims abstract description 15
- 210000004907 Glands Anatomy 0.000 claims abstract description 20
- 239000000945 filler Substances 0.000 claims abstract description 20
- 210000003660 Reticulum Anatomy 0.000 claims description 27
- 238000007789 sealing Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model relates to valve technology field, especially a kind of refrigeration plant stop valve.A kind of refrigeration plant stop valve, be provided with inlet pipe pipeline in described valve seat and go out pipeline, described valve seat upper end-hole is provided with flange screw thread and jam nut hole, flap is equipped with in described valve seat, flap bottom is provided with flap pad and pressing plate, described flap is connected with valve rod ball, described valve rod is threaded with valve gap, the top of valve gap is provided with filler pad, filler and gland, be provided with valve stem packing ring in gland, gland is threaded with valve gap upper end portion, and described valve stem tip is provided with open-shut device, valve gap is threaded with valve seat, and is provided with jam nut locking.The utility model project organization advantages of simple, lightweight, cost is low, good seal performance, long service life, and resistance to temperature is change alternately.
Description
Technical field
The utility model relates to valve technology field, especially a kind of refrigeration plant stop valve.
Background technique
Stop valve belongs to forced seal formula valve, so when valve closing, must apply pressure, do not leak with forced seal face to flap.Therefore Structure of need is tried one's best simply, leak source is few, the valve of good seal performance.
Model utility content
The technical problems to be solved in the utility model is: based on the problems referred to above, provides a kind of refrigeration plant stop valve met sealing demand.
The utility model solves the technological scheme that its technical problem adopts: a kind of refrigeration plant stop valve, comprise valve seat, valve gap, valve rod, flap, flap pad, pressing plate, ball, bonnet gasket, valve bonnet seal circle, jam nut, filler pad, filler, gland, valve stem packing ring and open-shut device, be provided with inlet pipe pipeline in described valve seat and go out pipeline, described valve seat upper end-hole is provided with flange screw thread and jam nut hole, flap is equipped with in described valve seat, flap bottom is provided with flap pad and pressing plate, described flap is connected with valve rod ball, described valve rod is threaded with valve gap, the top of valve gap is provided with filler pad, filler and gland, valve stem packing ring is provided with in gland, gland is threaded with valve gap upper end portion, described valve stem tip is provided with open-shut device, valve gap is threaded with valve seat, and be provided with jam nut locking.
Further, described open-shut device is handwheel.
Further, described open-shut device is the bonnet be threaded with valve gap top, is provided with Bonnet seal circle between valve gap and bonnet.
Further, described inlet pipe pipeline, go out pipeline and flange screw thread is structure as a whole.
Further, the inlet pipe pipeline of described valve seat is with to go out pipeline mutually vertical or overlap.
Further, described valve gap is cylinder type, and is threaded connection sealing with valve seat, bonnet gasket and valve bonnet seal circle.
The beneficial effects of the utility model are: the utility model project organization advantages of simple, and lightweight, cost is low, good seal performance, long service life, and resistance to temperature is change alternately.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the structural representation of the utility model embodiment 2.
In figure: 1. valve seat, 2. valve gap, 3. valve rod, 4. flap, 5. flap pad, 6. pressing plate, 7. ball, 8. bonnet gasket, 9. valve bonnet seal circle, 10. jam nut, 11. filler pads, 12. fillers, 13. glands, 14. valve stem packing rings, 15. handwheels, 16. bonnets, 17. Bonnet seal circles, 1.1. inlet pipe pipeline, 1.2. pipeline is gone out, 1.3. flange screw thread, 1.4. jam nut hole.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1, a kind of refrigeration plant right-angle type stop valve, comprise valve seat 1, valve gap 2, valve rod 3, flap 4, flap pad 5, pressing plate 6, ball 7, bonnet gasket 8, valve bonnet seal circle 9, jam nut 10, filler pad 11, filler 12, gland 13, valve stem packing ring 14 and handwheel 15, be provided with inlet pipe pipeline 1.1 in valve seat 1 and go out pipeline 1.2, valve seat 1 upper end-hole is provided with flange screw thread 1.3 and jam nut hole 1.4, flap 4 is equipped with in valve seat 1, flap 4 bottom is provided with flap pad 5 and pressing plate 6, flap 4 is connected with valve rod 3 ball 7, valve rod 3 is threaded with valve gap 2, the top of valve gap 2 is provided with filler pad 11, filler 12 and gland 13, valve stem packing ring 14 is provided with in gland 13, gland 13 is threaded with valve gap 2 upper end portion, described valve rod 3 top is provided with handwheel 15, valve gap 2 is threaded with valve seat 1, and be provided with jam nut 10 and lock.
In the present embodiment, valve seat 1 inlet pipe pipeline 1.1 with go out pipeline 1.2 mutually vertical become 90
0.
As shown in Figure 2, a kind of refrigeration plant straight-through stop valve, comprise valve seat 1, valve gap 2, valve rod 3, flap 4, flap pad 5, pressing plate 6, ball 7, bonnet gasket 8, valve bonnet seal circle 9, jam nut 10, filler pad 11, filler 12, gland 13, valve stem packing ring 14 and bonnet 16, be provided with inlet pipe pipeline 1.1 in valve seat 1 and go out pipeline 1.2, valve seat 1 upper end-hole is provided with flange screw thread 1.3 and jam nut hole 1.4, flap 4 is equipped with in valve seat 1, flap 4 bottom is provided with flap pad 5 and pressing plate 6, flap 4 is connected with valve rod 3 ball 7, described valve rod 3 is threaded with valve gap 2, the top of valve gap 2 is provided with filler pad 11, filler 12 and gland 13, valve stem packing ring 14 is provided with in gland 13, gland 13 is threaded with valve gap 2 upper end portion, valve rod 3 top is provided with the bonnet 16 be threaded with valve gap 2 top, seal ring 17 is provided with between valve gap 2 and bonnet 16, valve gap 2 is threaded with valve seat 1, and be provided with jam nut 10 and lock.
In the present embodiment, valve seat 1 inlet pipe pipeline 1.1 with go out pipeline 1.2 and overlap.
In addition, inlet pipe pipeline 1.1, go out pipeline 1.2 and flange screw thread 1.3 is structure as a whole.Valve gap 2 is cylinder type, and is threaded connection sealing with valve seat 1, bonnet gasket 8 and valve bonnet seal circle 9.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this model utility technological thought, can carry out various change and amendment completely.The technical scope of this model utility is not limited to the content on specification, must determine its technical scope according to right.
Claims (6)
1. a refrigeration plant stop valve, is characterized in that: comprise valve seat (1), valve gap (2), valve rod (3), flap (4), flap pad (5), pressing plate (6), ball (7), bonnet gasket (8), valve bonnet seal circle (9), jam nut (10), filler pad (11), filler (12), gland (13), valve stem packing ring (14) and open-shut device, be provided with inlet pipe pipeline (1.1) in described valve seat (1) and go out pipeline (1.2), described valve seat (1) upper end-hole is provided with flange screw thread (1.3) and jam nut hole (1.4), flap (4) is equipped with in described valve seat (1), flap (4) bottom is provided with flap pad (5) and pressing plate (6), described flap (4) is connected with valve rod (3) ball (7), described valve rod (3) is threaded with valve gap (2), and the top of valve gap (2) is provided with filler pad (11), filler (12) and gland (13), valve stem packing ring (14) is provided with in gland (13), gland (13) is threaded with valve gap (2) upper end portion, described valve rod (3) top is provided with open-shut device, valve gap (2) is threaded with valve seat (1), and is provided with jam nut (10) locking.
2. refrigeration plant stop valve according to claim 1, is characterized in that: described open-shut device is handwheel (15).
3. refrigeration plant stop valve according to claim 1, it is characterized in that: described open-shut device is the bonnet (16) be threaded with valve gap (2) top, is provided with Bonnet seal circle (17) between valve gap (2) and bonnet (16).
4. refrigeration plant stop valve according to claim 1, is characterized in that: described inlet pipe pipeline (1.1), go out pipeline (1.2) and flange screw thread (1.3) is structure as a whole.
5. refrigeration plant stop valve according to claim 1, is characterized in that: the inlet pipe pipeline (1.1) of described valve seat (1) is with to go out pipeline (1.2) mutually vertical or overlap.
6. refrigeration plant stop valve according to claim 1, it is characterized in that: described valve gap (2) is cylinder type, and be threaded connection sealing with valve seat (1), bonnet gasket (8) and valve bonnet seal circle (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520398134.3U CN204717014U (en) | 2015-06-10 | 2015-06-10 | Refrigeration plant stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520398134.3U CN204717014U (en) | 2015-06-10 | 2015-06-10 | Refrigeration plant stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204717014U true CN204717014U (en) | 2015-10-21 |
Family
ID=54316013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520398134.3U Expired - Fee Related CN204717014U (en) | 2015-06-10 | 2015-06-10 | Refrigeration plant stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204717014U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976355A (en) * | 2015-06-10 | 2015-10-14 | 许炎章 | Stop valve for refrigeration equipment |
-
2015
- 2015-06-10 CN CN201520398134.3U patent/CN204717014U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976355A (en) * | 2015-06-10 | 2015-10-14 | 许炎章 | Stop valve for refrigeration equipment |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20160610 |