CN203940016U - A kind of hand valve for sealed knot low-temperature (low temperature) vessel vacuum port - Google Patents
A kind of hand valve for sealed knot low-temperature (low temperature) vessel vacuum port Download PDFInfo
- Publication number
- CN203940016U CN203940016U CN201420234013.0U CN201420234013U CN203940016U CN 203940016 U CN203940016 U CN 203940016U CN 201420234013 U CN201420234013 U CN 201420234013U CN 203940016 U CN203940016 U CN 203940016U
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- Prior art keywords
- valve body
- temperature
- bearing bracket
- center bearing
- low
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- Expired - Lifetime
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- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 11
- 229910052731 fluorine Inorganic materials 0.000 claims description 11
- 239000011737 fluorine Substances 0.000 claims description 11
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Details Of Valves (AREA)
Abstract
The utility model discloses a kind of hand valve for sealed knot low-temperature (low temperature) vessel vacuum port, comprise and draw valve body, draw and in valve body, there is pull bar, pull bar is outer to be threaded onto and to be drawn on valve body by large adjusting nut, the upper and lower two ends of large adjusting nut all have groove, in groove, accommodate minor adjustment nut and be tightened in outside pull bar, draw valve body end to be located on main center bearing bracket, draw valve body side to extend an inclination caliber, this inclination caliber is located on auxiliary center bearing bracket, and the upper outside all covers of main center bearing bracket and auxiliary center bearing bracket have KF clip.Hand valve of the present utility model is for sealed knot low-temperature (low temperature) vessel vacuum port, and the hand valve that is arranged so that of KF clip 7 is easily installed on the vacuum orifice of LNG low temperature bottle, when operation, can guarantee high vacuum.
Description
Technical field
The utility model relates to a kind of hand valve, relates in particular to a kind of hand valve for sealed knot low-temperature (low temperature) vessel vacuum port.
Background technique
Hand valve is exactly the valve of manually controlling, and has various functions, such as commutation, switching etc., and LNG low temperature bottle carries out vacuum orifice to seal the in the situation that of high temperature, the vacuum seal of original straight mouthful, when operation, degree of vacuum is inconsistent, and product quality is influenced.Therefore, need to provide a kind of new technological scheme to solve the problems referred to above.
Model utility content
For addressing the above problem, the utility model provides a kind of hand valve for sealed knot low-temperature (low temperature) vessel vacuum port.Can guarantee product high vacuum.
The technical solution adopted in the utility model is:
A kind of hand valve for sealed knot low-temperature (low temperature) vessel vacuum port, comprise and draw valve body, described drawing has pull bar in valve body, described pull bar is outer to be threaded onto and to be drawn on valve body by large adjusting nut, the upper and lower two ends of described large adjusting nut all have groove, in described groove, accommodate minor adjustment nut and be tightened in outside pull bar, the described valve body end of drawing is located on main center bearing bracket, an inclination caliber is extended in the described valve body side of drawing, this inclination caliber is located on auxiliary center bearing bracket, and the upper outside all covers of described main center bearing bracket and auxiliary center bearing bracket have KF clip.
Described tie rod end blocks in drawing valve body by vacuum seal plug.
Described large adjusting nut and drawing between valve body seals by vacuum seal fluorine rubber, and described main center bearing bracket and auxiliary center bearing bracket are outer has KF clip by vacuum seal fluorine rubber cover, in described groove, by vacuum seal fluorine rubber cover, accommodates minor adjustment nut.
The beneficial effects of the utility model: hand valve of the present utility model is for sealed knot low-temperature (low temperature) vessel vacuum port, and the hand valve that is arranged so that of KF clip 7 is easily installed on the vacuum orifice of LNG low temperature bottle can guarantee high vacuum when operation.
Accompanying drawing explanation
Fig. 1 is sectional view of the present utility model.
Fig. 2 is schematic appearance of the present utility model.
Wherein: 1, pull bar, 2, minor adjustment nut, 3, groove, 4, large adjusting nut, 5, inclination caliber, 6, draw valve body, 7, KF clip, 8, auxiliary center bearing bracket, 9, vacuum seal fluorine rubber, 10, vacuum seal plug, 11, main center bearing bracket.
Embodiment
In order to deepen understanding of the present utility model, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, and this embodiment only, for explaining the utility model, does not form the restriction to protection domain of the present utility model.
As illustrated in fig. 1 and 2, a kind of hand valve for sealed knot low-temperature (low temperature) vessel vacuum port of the present utility model, comprise and draw valve body 6, draw and in valve body 6, there is pull bar 1, pull bar 1 is outer to be threaded onto and to be drawn on valve body 6 by large adjusting nut 4, large adjusting nut all has groove 3 in two ends Shang Xia 4, in groove 3, accommodate minor adjustment nut 2 and be tightened in outside pull bar 1, draw valve body 6 ends to be located on main center bearing bracket 11, draw valve body 6 sides to extend an inclination caliber 5, this inclination caliber 5 is located on auxiliary center bearing bracket 8, and the upper outside all covers of main center bearing bracket 11 and auxiliary center bearing bracket 8 have KF clip 7.
Pull bar 1 end blocks in drawing valve body 6 by vacuum seal plug 10.Facilitate pull bar 1 from drawing valve body 6 in-draws, and the air pressure balance of valve body 6 is drawn in maintenance, large adjusting nut 4 seals by vacuum seal fluorine rubber 9 with drawing between valve body 6, main center bearing bracket 11 and auxiliary center bearing bracket 8 are outer has KF clip 7 by vacuum seal fluorine rubber 9 covers, in groove 3, by vacuum seal fluorine rubber 9 covers, accommodates minor adjustment nut 2.The good sealing effect of vacuum seal fluorine rubber 9, the life-span is long.
Hand valve of the present utility model is for sealed knot low-temperature (low temperature) vessel vacuum port, and the hand valve that is arranged so that of KF clip 7 is easily installed on the vacuum orifice of LNG low temperature bottle, when operation, can guarantee high vacuum.
Claims (3)
1. the hand valve for sealed knot low-temperature (low temperature) vessel vacuum port, comprise and draw valve body, it is characterized in that: described in draw and in valve body, there is pull bar, described pull bar is outer to be threaded onto and to be drawn on valve body by large adjusting nut, the upper and lower two ends of described large adjusting nut all have groove, in described groove, accommodate minor adjustment nut and be tightened in outside pull bar, the described valve body end of drawing is located on main center bearing bracket, an inclination caliber is extended in the described valve body side of drawing, this inclination caliber is located on auxiliary center bearing bracket, and the upper outside all covers of described main center bearing bracket and auxiliary center bearing bracket have KF clip.
2. a kind of hand valve for sealed knot low-temperature (low temperature) vessel vacuum port according to claim 1, is characterized in that: described tie rod end blocks in drawing valve body by vacuum seal plug.
3. a kind of hand valve for sealed knot low-temperature (low temperature) vessel vacuum port according to claim 1, it is characterized in that: described large adjusting nut and drawing between valve body seals by vacuum seal fluorine rubber, described main center bearing bracket and auxiliary center bearing bracket are outer has KF clip by vacuum seal fluorine rubber cover, in described groove, by vacuum seal fluorine rubber cover, accommodates minor adjustment nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420234013.0U CN203940016U (en) | 2014-05-09 | 2014-05-09 | A kind of hand valve for sealed knot low-temperature (low temperature) vessel vacuum port |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420234013.0U CN203940016U (en) | 2014-05-09 | 2014-05-09 | A kind of hand valve for sealed knot low-temperature (low temperature) vessel vacuum port |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203940016U true CN203940016U (en) | 2014-11-12 |
Family
ID=51859330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420234013.0U Expired - Lifetime CN203940016U (en) | 2014-05-09 | 2014-05-09 | A kind of hand valve for sealed knot low-temperature (low temperature) vessel vacuum port |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203940016U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106764013A (en) * | 2015-11-25 | 2017-05-31 | 江苏华东空分设备制造有限公司 | A kind of high vacuum Push-and-pull valve |
| CN108006280A (en) * | 2017-12-29 | 2018-05-08 | 沂源县华阳能源设备有限公司 | Critical gate gurgle valve |
-
2014
- 2014-05-09 CN CN201420234013.0U patent/CN203940016U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106764013A (en) * | 2015-11-25 | 2017-05-31 | 江苏华东空分设备制造有限公司 | A kind of high vacuum Push-and-pull valve |
| CN108006280A (en) * | 2017-12-29 | 2018-05-08 | 沂源县华阳能源设备有限公司 | Critical gate gurgle valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 226100 Jiangsu city of Nantong Province Haimen Changle Industrial Zone (Group 38 Pingshan Ruyi Village) Patentee after: NANTONG LONGYING VACUUM TECHNOLOGY Co.,Ltd. Address before: 226100 Jiangsu city of Nantong Province Haimen Changle Industrial Zone (Group 38 Pingshan Ruyi Village) Patentee before: NANTONG LONGYING VACUUM WHOLE SET EQUIPMENT SCIENCE & TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20141112 |