CN204592471U - The novel sampling valve that a kind of steel cylinder is special - Google Patents
The novel sampling valve that a kind of steel cylinder is special Download PDFInfo
- Publication number
- CN204592471U CN204592471U CN201520208778.1U CN201520208778U CN204592471U CN 204592471 U CN204592471 U CN 204592471U CN 201520208778 U CN201520208778 U CN 201520208778U CN 204592471 U CN204592471 U CN 204592471U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve rod
- cavity
- gap
- guide pad
- 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
- 238000005070 sampling Methods 0.000 title claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 18
- 239000010959 steel Substances 0.000 title claims abstract description 18
- 238000012856 packing Methods 0.000 claims abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000010425 asbestos Substances 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 229910052895 riebeckite Inorganic materials 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The novel sampling valve that a kind of steel cylinder that the utility model proposes is special, its structure is simple, reasonable in design, valve seal is good, gas not easily leaks, be connected with rupture disk clamp holder simultaneously, rupture disk can be installed, effectively stop steel cylinder to burst because pressure is excessive, protect steel cylinder itself, also ensure that the Security of sampling simultaneously, columniform guide pad ensure that the vertically-guided of valve rod, engagement sleeves is combined in the outer field lining in valve rod upper end, effectively decrease the wearing and tearing of valve rod and ensure that the vertically-guided of valve rod, seal washer in O-ring seal and valve gap cavity, rubber ring and stuffing box packing, substantially increase sealing of the present utility model, stop high pressure gas leakage, the setting of the tail end cutting ferrule of air outlet, facilitate sampling cock external pipe.
Description
Technical field
The utility model relates to the special novel sampling valve of a kind of steel cylinder.
Background technique
At present, in the industry such as chemical industry, light industry, to the material analyzing sampling in production procedure, there is waste and analyze medium, and easily to leak, the drawback such as to pollute, and often bring health of human body dangerous to operator.
Model utility content
For the problems referred to above, the utility model proposes the novel sampling valve that a kind of steel cylinder is special.
For solving above technical problem, the technological scheme that the utility model provides is:
The novel sampling valve that a kind of steel cylinder is special, it is characterized in that, comprise valve body, valve gap and valve rod, described valve gap is provided with vertical internal thread, valve gap is arranged at valve body upper end, cavity is had to be valve cavity in described valve body, described valve cavity is cylindrical, valve cavity lower end is communicated with suction port, connection air outlet, side, the outside thread mated with internal thread is provided with outside described valve rod, valve rod is coordinated by internal thread and outside thread and runs through valve gap, valve rod lower end is connected in the upper end of the guide pad in valve body, described guide pad is cylindrical, the cylindrical gap that the cylindrical and valve cavity that guide pad is is coordinates, the upper-end surface of guide pad is provided with ringwise O-ring seal, guide pad lower end is connected with spool, described spool is cylindrical, spool is affixed by the screw and guide pad running through spool, described screw is coated with screw thread glue,
Have valve gap cavity in described valve gap, described valve gap cavity is positioned at valve gap and valve body junction point, is provided with from bottom to top and is coated on the outer field seal washer of valve rod, rubber ring and stuffing box packing in valve gap cavity;
Described valve rod upper end is provided with handwheel and lining, described handwheel is affixed by the upper end of clamp and valve rod, described lining is arranged at valve gap upper end and is linked in valve rod upper end skin, with valve rod interference fit, described suction port is vertically arranged, be communicated with valve cavity and pressure-reduction outlet, described pressure-reduction outlet place is provided with rupture disk clamp holder, and the end of described air outlet is provided with cutting ferrule.
The novel sampling valve that above-mentioned a kind of steel cylinder is special, wherein, described stuffing box packing is the one in graphite, asbestos, carbon fiber.
The beneficial effects of the utility model are:
The novel sampling valve that a kind of steel cylinder that the utility model proposes is special, its structure is simple, reasonable in design, valve seal is good, gas not easily leaks, be connected with rupture disk clamp holder simultaneously, rupture disk can be installed, effectively stop steel cylinder to burst because pressure is excessive, protect steel cylinder itself, also ensure that the Security of sampling simultaneously, columniform guide pad ensure that the vertically-guided of valve rod, engagement sleeves is combined in the outer field lining in valve rod upper end, effectively decrease the wearing and tearing of valve rod and ensure that the vertically-guided of valve rod, seal washer in O-ring seal and valve gap cavity, rubber ring and stuffing box packing, substantially increase sealing of the present utility model, stop high pressure gas leakage, the setting of the tail end cutting ferrule of air outlet, facilitate sampling cock external pipe.
Accompanying drawing explanation
Fig. 1 the utility model schematic diagram.
Embodiment
The novel sampling valve that a kind of steel cylinder is as shown in the figure special, it is characterized in that, comprise valve body 1, valve gap 2 and valve rod 3, described valve gap 2 is provided with vertical internal thread 21, valve gap 2 is arranged at valve body 1 upper end, cavity is had to be valve cavity 11 in described valve body 1, described valve cavity 11 is cylindrical, valve cavity 11 lower end is communicated with suction port 91, connection air outlet, side 92, the outside thread 31 mated with internal thread 21 is provided with outside described valve rod 3, valve rod 3 is coordinated by internal thread 21 and outside thread 31 and runs through valve gap 2, valve rod 3 lower end is connected in the upper end of the guide pad 4 in valve body 1, described guide pad 4 is cylindrical, the cylindrical gap that the cylindrical and valve cavity 11 that guide pad 4 is is coordinates, the upper-end surface of guide pad 4 is provided with ringwise O-ring seal 41, guide pad 4 lower end is connected with spool 5, described spool 5 is cylindrical, spool 5 is affixed with guide pad 4 by the screw 51 running through spool 5, described screw 51 is coated with screw thread glue, valve gap cavity 6 is had in described valve gap 2, described valve gap cavity 6 is positioned at valve gap 2 and valve body 1 junction point, be provided with from bottom to top in valve gap cavity 6 and be coated on the outer field seal washer 61 of valve rod 3, rubber ring 62 and stuffing box packing 63, described valve rod 3 upper end is provided with handwheel 7 and lining 8, described handwheel 7 is affixed with the upper end of valve rod 3 by clamp 71, described lining 8 is arranged at valve gap 2 upper end and is linked in valve rod 3 upper end skin, with valve rod 3 interference fit, described suction port 91 is vertically arranged, be communicated with valve cavity 11 and pressure-reduction outlet 93, described pressure-reduction outlet 93 place is provided with rupture disk clamp holder 94, the end of described air outlet 92 is provided with cutting ferrule 10.
Wherein, described stuffing box packing 63 is the one in graphite, asbestos, carbon fiber.
The novel sampling valve that a kind of steel cylinder is special, its structure is simple, reasonable in design, valve seal is good, gas not easily leaks, be connected with rupture disk clamp holder simultaneously, rupture disk can be installed, effectively stop steel cylinder to burst because pressure is excessive, protect steel cylinder itself, also ensure that the Security of sampling simultaneously, columniform guide pad ensure that the vertically-guided of valve rod, engagement sleeves is combined in the outer field lining in valve rod upper end, effectively decrease the wearing and tearing of valve rod and ensure that the vertically-guided of valve rod, seal washer in O-ring seal and valve gap cavity, rubber ring and stuffing box packing, substantially increase sealing of the present utility model, stop high pressure gas leakage, the setting of the tail end cutting ferrule of air outlet, facilitate sampling cock external pipe.
The above; be only the utility model preferably embodiment; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (2)
1. the novel sampling valve that a steel cylinder is special, it is characterized in that, comprise valve body, valve gap and valve rod, described valve gap is provided with vertical internal thread, valve gap is arranged at valve body upper end, cavity is had to be valve cavity in described valve body, described valve cavity is cylindrical, valve cavity lower end is communicated with suction port, connection air outlet, side, the outside thread mated with internal thread is provided with outside described valve rod, valve rod is coordinated by internal thread and outside thread and runs through valve gap, valve rod lower end is connected in the upper end of the guide pad in valve body, described guide pad is cylindrical, the cylindrical gap that the cylindrical and valve cavity that guide pad is is coordinates, the upper-end surface of guide pad is provided with ringwise O-ring seal, guide pad lower end is connected with spool, described spool is cylindrical, spool is affixed by the screw and guide pad running through spool, described screw is coated with screw thread glue, valve gap cavity is had in described valve gap, described valve gap cavity is positioned at valve gap and valve body junction point, be provided with from bottom to top in valve gap cavity and be coated on the outer field seal washer of valve rod, rubber ring and stuffing box packing, described valve rod upper end is provided with handwheel and lining, described handwheel is affixed by the upper end of clamp and valve rod, described lining is arranged at valve gap upper end and is linked in valve rod upper end skin, with valve rod interference fit, described suction port is vertically arranged, be communicated with valve cavity and pressure-reduction outlet, described pressure-reduction outlet place is provided with rupture disk clamp holder, the end of described air outlet is provided with cutting ferrule.
2. the novel sampling valve that a kind of steel cylinder as claimed in claim 1 is special, is characterized in that, described stuffing box packing is the one in graphite, asbestos, carbon fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520208778.1U CN204592471U (en) | 2015-04-09 | 2015-04-09 | The novel sampling valve that a kind of steel cylinder is special |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520208778.1U CN204592471U (en) | 2015-04-09 | 2015-04-09 | The novel sampling valve that a kind of steel cylinder is special |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204592471U true CN204592471U (en) | 2015-08-26 |
Family
ID=53928623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520208778.1U Expired - Fee Related CN204592471U (en) | 2015-04-09 | 2015-04-09 | The novel sampling valve that a kind of steel cylinder is special |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204592471U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090247A (en) * | 2016-06-28 | 2016-11-09 | 广东榕泰实业股份有限公司 | A kind of phthalic anhydride gas sampling device |
-
2015
- 2015-04-09 CN CN201520208778.1U patent/CN204592471U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090247A (en) * | 2016-06-28 | 2016-11-09 | 广东榕泰实业股份有限公司 | A kind of phthalic anhydride gas sampling device |
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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: 20150826 Termination date: 20210409 |