CN204755988U - Ultra -low temperature ball valve - Google Patents
Ultra -low temperature ball valve Download PDFInfo
- Publication number
- CN204755988U CN204755988U CN201520465194.2U CN201520465194U CN204755988U CN 204755988 U CN204755988 U CN 204755988U CN 201520465194 U CN201520465194 U CN 201520465194U CN 204755988 U CN204755988 U CN 204755988U
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- valve
- ultra
- low temperature
- gap
- temperature ball
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Abstract
The utility model discloses an ultra -low temperature ball valve, ultra -low temperature ball valve includes the valve gap, a valve body, the valve ball, be equipped with first disk seat between upper end one side of valve gap and upper end one side of valve body, be equipped with a belleville spring between valve gap and the first disk seat, be equipped with a valve seat insert between valve ball and the first disk seat, be equipped with a lip seal circle between valve body and the first disk seat, be equipped with the second disk seat between the upper end opposite side of valve gap and the upper end opposite side of valve body, be equipped with the 2nd valve seat insert between valve ball and the second disk seat, be equipped with the 3rd valve seat insert between valve gap and the second disk seat, the disk seat clamping ring, be equipped with the 2nd belleville spring between disk seat clamping ring and the valve gap. The utility model discloses can not take place to plug up, facilitate the use.
Description
Technical field
The utility model relates to a kind of valve, particularly relates to a kind of ultra-low temperature ball valve.
Background technique
Valve is the controlling component in fluid delivery system, has cut-off, adjustment, water conservancy diversion, prevents the functions such as adverse current, voltage stabilizing, shunting or overflow pressure relief.Ultra-low temperature ball valve is the one in valve, and existing ultra-low temperature ball valve is one-way flow, and situation about easily blocking, uses inconvenience.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of ultra-low temperature ball valve, and it can not be blocked, easy to use.
The utility model solves above-mentioned technical problem by following technical proposals: a kind of ultra-low temperature ball valve, it is characterized in that, described ultra-low temperature ball valve comprises valve gap, valve body, valve ball, the first valve seat is provided with between the side, upper end of valve gap and the side, upper end of valve body, the first belleville spring is provided with between valve gap and the first valve seat, the first valve seat insert is provided with between valve ball and the first valve seat, the first lip-type packing is provided with between valve body and the first valve seat, the second valve seat is provided with between the upper end opposite side of valve gap and the upper end opposite side of valve body, the second valve seat insert is provided with between valve ball and the second valve seat, the 3rd valve seat insert is provided with between valve gap and the second valve seat, valve seat pressure ring, the second belleville spring is provided with between valve seat pressure ring and valve gap.
Preferably, valve gap packing ring is provided with between described valve gap and valve body.
Preferably, fixed by socket head screw between described valve body and a lower valve rod, between valve body and lower valve rod, be provided with lower stem seal circle.
Preferably, on one end of described lower valve rod, cover has lower valve rod sheath.
Preferably, wear-resistance protective sleeve is provided with between described valve ball and a valve rod.
Preferably, the outside of described valve rod is provided with valve guard, middle flange gasket, heat-insulation support, filler pad, stem packing, cushion block, pressing plate from bottom to up successively.
Preferably, described ultra-low temperature ball valve also comprises support, worm wheel head, and support is fixed on the outside of valve rod by the first spring washer, the second spring washer, and worm wheel head is positioned on the top of support.
Preferably, one end of described valve gap is provided with flange sheath.
Preferably, the top of described valve rod is provided with flat key.
Positive progressive effect of the present utility model is: the utility model ultra-low temperature ball valve can not be blocked, easy to use.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model ultra-low temperature ball valve.
Fig. 2 is the enlarged diagram at the I place of Fig. 1.
Fig. 3 is the enlarged diagram at the II place of Fig. 1.
Embodiment
The utility model preferred embodiment is provided, to describe the technical solution of the utility model in detail below in conjunction with accompanying drawing.
As Fig. 1, shown in Fig. 2 and Fig. 3, the utility model ultra-low temperature ball valve comprises valve gap 1, valve body 3, valve ball 4, the first valve seat 12 is provided with between the side, upper end of valve gap 1 and the side, upper end of valve body 3, the first belleville spring 9 is provided with between valve gap 1 and the first valve seat 12, the first valve seat insert 10 is provided with between valve ball 4 and the first valve seat 12, the first lip-type packing 11 is provided with between valve body 3 and the first valve seat 12, the second valve seat 42 is provided with between the upper end opposite side of valve gap 1 and the upper end opposite side of valve body 3, the second valve seat insert 38 is provided with between valve ball 4 and the second valve seat 42, the 3rd valve seat insert 39 is provided with between valve gap 1 and the second valve seat 42, valve seat pressure ring 40, the second belleville spring 41 is provided with between valve seat pressure ring 40 and valve gap 1.
Be provided with valve gap packing ring 2 between valve gap 1 and valve body 3, prevent from like this rubbing between valve gap 1 and valve body 3.
Fixed by socket head screw 7 between valve body 3 and a lower valve rod 6, be provided with lower stem seal circle 5 between valve body 3 and lower valve rod 6, improve sealing effect like this.
On one end of lower valve rod 6, cover has lower valve rod sheath 8, prevents from like this rubbing between lower valve rod and valve ball.
Be provided with wear-resistance protective sleeve 13 between valve ball 4 and a valve rod 17, prevent from like this grinding away between valve ball and valve rod.
The outside of valve rod 17 is provided with valve guard 14, middle flange gasket 15, heat-insulation support 16, filler pad 18, stem packing 19, cushion block 20, pressing plate 21 from bottom to up successively, like this by stem packing and valve rod close contact, and protects valve rod.
The utility model ultra-low temperature ball valve also comprises support 22, worm wheel head 23, and support 22 is fixed on the outside of valve rod 17 by the first spring washer 25, second spring washer 28, and worm wheel head 23 is positioned on the top of support 22.
One end of valve gap 1 is provided with flange sheath 37, can protect like this to valve gap.
The top of valve rod 17 is provided with flat key 24, facilitates valve rod to be connected with other element like this.
The working principle of the utility model ultra-low temperature ball valve is as follows: when there is blocking, the first valve seat and the second valve seat move down by the first belleville spring and the second belleville spring respectively, forms a passage like this, situation about would not block, easy to use.
Above-described specific embodiment; the technical problem of solution of the present utility model, technological scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. a ultra-low temperature ball valve, it is characterized in that, described ultra-low temperature ball valve comprises valve gap, valve body, valve ball, the first valve seat is provided with between the side, upper end of valve gap and the side, upper end of valve body, the first belleville spring is provided with between valve gap and the first valve seat, the first valve seat insert is provided with between valve ball and the first valve seat, the first lip-type packing is provided with between valve body and the first valve seat, the second valve seat is provided with between the upper end opposite side of valve gap and the upper end opposite side of valve body, the second valve seat insert is provided with between valve ball and the second valve seat, the 3rd valve seat insert is provided with between valve gap and the second valve seat, valve seat pressure ring, the second belleville spring is provided with between valve seat pressure ring and valve gap.
2. ultra-low temperature ball valve as claimed in claim 1, is characterized in that, be provided with valve gap packing ring between described valve gap and valve body.
3. ultra-low temperature ball valve as claimed in claim 2, be is characterized in that, fixed, be provided with lower stem seal circle between valve body and lower valve rod between described valve body and a lower valve rod by socket head screw.
4. ultra-low temperature ball valve as claimed in claim 3, is characterized in that, on one end of described lower valve rod, cover has lower valve rod sheath.
5. ultra-low temperature ball valve as claimed in claim 4, is characterized in that, be provided with wear-resistance protective sleeve between described valve ball and a valve rod.
6. ultra-low temperature ball valve as claimed in claim 5, it is characterized in that, the outside of described valve rod is provided with valve guard, middle flange gasket, heat-insulation support, filler pad, stem packing, cushion block, pressing plate from bottom to up successively.
7. ultra-low temperature ball valve as claimed in claim 6, it is characterized in that, described ultra-low temperature ball valve also comprises support, worm wheel head, and support is fixed on the outside of valve rod by the first spring washer, the second spring washer, and worm wheel head is positioned on the top of support.
8. ultra-low temperature ball valve as claimed in claim 7, it is characterized in that, one end of described valve gap is provided with flange sheath.
9. ultra-low temperature ball valve as claimed in claim 8, it is characterized in that, the top of described valve rod is provided with flat key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520465194.2U CN204755988U (en) | 2015-07-02 | 2015-07-02 | Ultra -low temperature ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520465194.2U CN204755988U (en) | 2015-07-02 | 2015-07-02 | Ultra -low temperature ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204755988U true CN204755988U (en) | 2015-11-11 |
Family
ID=54470695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520465194.2U Active CN204755988U (en) | 2015-07-02 | 2015-07-02 | Ultra -low temperature ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204755988U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108061173A (en) * | 2017-12-14 | 2018-05-22 | 超核阀门有限公司 | A kind of ultralow temperature Fixed ball valve |
| CN110214243A (en) * | 2016-12-28 | 2019-09-06 | 巴克阀门股份有限公司 | Ball valve with low temperature valve seat |
-
2015
- 2015-07-02 CN CN201520465194.2U patent/CN204755988U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110214243A (en) * | 2016-12-28 | 2019-09-06 | 巴克阀门股份有限公司 | Ball valve with low temperature valve seat |
| CN108061173A (en) * | 2017-12-14 | 2018-05-22 | 超核阀门有限公司 | A kind of ultralow temperature Fixed ball valve |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |