CN205190930U - Release having a double meaning double break valve of function of improved generation area - Google Patents
Release having a double meaning double break valve of function of improved generation area Download PDFInfo
- Publication number
- CN205190930U CN205190930U CN201520971034.5U CN201520971034U CN205190930U CN 205190930 U CN205190930 U CN 205190930U CN 201520971034 U CN201520971034 U CN 201520971034U CN 205190930 U CN205190930 U CN 205190930U
- Authority
- CN
- China
- Prior art keywords
- valve
- double
- valve body
- cock
- swivel nut
- 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.)
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Links
- 238000007789 sealing Methods 0.000 claims description 32
- 239000000945 filler Substances 0.000 claims description 20
- 239000002184 metal Substances 0.000 claims description 14
- 210000003746 Feathers Anatomy 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 10
- 210000004907 Glands Anatomy 0.000 claims description 7
- 238000000748 compression moulding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003915 liquefied petroleum gas Substances 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000000903 blocking Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The utility model relates to a release having a double meaning double break valve of function of improved generation area, its characterized in that, the valve body left and right sides is equipped with the medium and imports and exports, is equipped with the case in the valve body, and the case both sides all are equipped with the gleitbretter, and at the bottom of the valve body below was equipped with the valve, the valve body middle part was equipped with the bleeder valve, valve body top and valve cover connection, the valve gap top is connected with the valve rod through the support, and the valve rod outside is equipped with the swivel nut, and the valve rod top is connected with drive arrangement, and the drive arrangement top is equipped with gauge rod and indicator in proper order, and drive arrangement is equipped with guide cover and O shape circle with the gauge rod junction, bleeder valve outside end is equipped with a rhizoid pole, the lead screw passes through the screw -nut axial and connects the hand wheel, vertically in the valve body inner chamber be equipped with a cock, the cock is fixed around the case outside, the cock is rotated by the valve rod driven who is located its top. The utility model discloses simple structure, it is practical convenient, realize higher leakproofness and convenience.
Description
[technical field]
The utility model relates to technical field of valve manufacturing, specifically a kind of having a double meaning double break valve of improved belt drainage function.
[background technique]
Having a double meaning double break and drainage function valve are applicable to: on aviation kerosine, crude oil, light oil, liquefied petroleum gas (LPG), chemical medium pipeline, as the ideal device blocking medium, realize the thorough shutoff of pipeline.
Its feature is
(1) valve adopts guide-rail structure, and make valve in open and close process, sealing surface, without friction, avoids common valve and causes sealing surface wear because of structural reason.Therefore the long service life of valve, switch moment is little.
(2) body cavity adopts special process, the hard smooth and corrosion resistant of sealing area.
(3) valve has fire-proof function.Body cavity and slide plate surface metal are to the backing of the sealing of metal as elastic packing.
(4) valve easy to maintenance, maintenance cost is cheap.During maintenance of valve, do not need whole deck valve door to pull down from pipeline, only valve bottom need be taken apart, exchange a pair slide plate.
[summary of the invention]
The purpose of this utility model is the defect overcoming prior art existence, provides a kind of having a double meaning double break valve of improved belt drainage function.
For achieving the above object, design a kind of having a double meaning double break valve of improved belt drainage function, comprise valve body, at the bottom of valve, blowdown valve, slide plate, spool, valve gap, filler, filler pressing sleeve, Gland, support, valve rod, drive unit, guide cover, O shape is enclosed, indicator, indicating arm, blind patch, bleeder valve, swivel nut, finger and feather key, it is characterized in that, the valve body left and right sides is provided with medium and imports and exports, spool is provided with in valve body, spool both sides are equipped with slide plate, be provided with below valve body at the bottom of valve, be provided with bleeder valve in the middle part of valve body, be connected with valve gap above valve body, be connected with valve rod by support above valve gap, swivel nut is provided with outside valve rod, be provided with finger between valve rod and swivel nut, swivel nut and support are provided with feather key, and support both sides are provided with blind patch, filler is provided with above valve gap, be provided with filler pressing sleeve above filler, above filler pressing sleeve, be provided with Gland, be connected with drive unit above valve rod, be provided with indicating arm and indicator successively above drive unit, drive unit and indicating arm joint are provided with guide cover and O shape is enclosed, bleeder valve outboard end is provided with a rhizoid bar, and described screw mandrel axially connects handwheel by feed screw nut, in body cavity, be vertically provided with a cock, cock is fixing outside spool, and described cock is driven by the valve rod being positioned at its top and rotates.
Cock adopts truncated rectangular pyramids structure, and the sealing surface of cock is four side stage faces of truncated rectangular pyramids, and described cock is the upside-down mounting truncated rectangular pyramids valve plug that the one end be connected with valve rod is greater than the other end.
Finger is provided with between described valve rod and swivel nut.
Described swivel nut and support are provided with feather key.
Described slide plate and the connection of spool adopt guide-rail structure.
Described swivel nut adopts L shape groove structure.
Described valve rod and swivel nut adopt double end or bull to be connected.
Described valve adopts double sealing structure, and described double sealing structure is elastic packing and metal sealing; Elastic seal ring on slide plate is by the groove of compression molding embedding sealing slide plate, and through post-cure, along with sealing slide plate is to the movement of valve body two ends sealing surface, elastic seal ring is pressed in groove gradually, and now machined slide plate metal surface and the metallic sealing section at valve body two ends form the sealing of secondary metal to metal.
The utility model structure is simple, practical convenient, is reached the object cutting off two ends pipeline completely by cock and relief valve therebetween, and close two cocks and open the Security that bleeder valve can improve system, the cock mounting type of upside-down mounting stopcock is upside-down mounting type.When valve closing, the pressure medium of the upper and lower cavity of stopcock is equal, and because there is difference in areas cock lower end and upper end, therefore, the thrust of medium can make the tightr of cock and valve body contact, and the sealing surface of cock and valve can better be sealed.And newly-increased hand wheel component, realize switch more convenient.
[accompanying drawing explanation]
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the having a double meaning double break of Flange joint and drainage function valve mechanism schematic diagram;
Fig. 3 is tap structure schematic diagram;
Description of symbols in figure
1 valve body, at the bottom of 2 valves, 3 blowdown valves, 4 slide plates, 5 spools, 6 valve gaps, 7 fillers, 8 filler pressing sleeves, 9 Glands, 10 supports, 11 valve rods, 12 drive units, 13 guide covers, 14O type circle, 15 indicators, 16 indicating arms, 17 blind patch, 20 bleeder valves, 22 swivel nuts, 23 fingers, 24 feather keys, 31 frameworks, 32 screw mandrels, 33 feed screw nuts, 34 handwheels, 35 cocks.
[embodiment]
Be further elaborated the utility model by reference to the accompanying drawings, the shape of this device, structure and method can realize concerning the technician of this professional skill field.
As shown in Figure 1, the having a double meaning double break valve of improved belt drainage function, comprises valve body 1, at the bottom of valve 2, blowdown valve 3, slide plate 4, spool 5, valve gap 6, filler 7, filler pressing sleeve 8, Gland 9, support 10, valve rod 11, drive unit 12, guide cover 13, O shape circle 14, indicator 15, indicating arm 16, blind patch 17, bleeder valve 20, swivel nut 22, finger 23 and feather key 24, it is characterized in that, valve body 1 left and right sides is provided with medium and imports and exports, spool 5 is provided with in valve body 1, spool both sides are equipped with slide plate 4,2 are provided with at the bottom of valve below valve body 1, be provided with bleeder valve 20 in the middle part of valve body, be connected with valve gap 6 above valve body 1, be connected with valve rod 11 by support 10 above valve gap 6, swivel nut 22 is provided with outside valve rod 11, be provided with finger 23 between valve rod 11 and swivel nut 22, swivel nut 22 and support 10 are provided with feather key 24, and support both sides are provided with blind patch 17, filler 7 is provided with above valve gap 6, be provided with filler pressing sleeve 8 above filler, above filler pressing sleeve 8, be provided with Gland 9, be connected with drive unit 12 above valve rod 11, be provided with indicating arm 16 and indicator 15 above drive unit 12 successively, drive unit 12 and indicating arm 16 joint are provided with guide cover 13 and O shape encloses 14, bleeder valve outboard end is provided with a rhizoid bar, and described screw mandrel axially connects handwheel by feed screw nut, in body cavity, be vertically provided with a cock, cock is fixing outside spool, and described cock is driven by the valve rod being positioned at its top and rotates.
As shown in Figure 3, cock adopts truncated rectangular pyramids structure, and the sealing surface of cock is four side stage faces of truncated rectangular pyramids, and described cock is the upside-down mounting truncated rectangular pyramids valve plug that the one end be connected with valve rod is greater than the other end.
Finger 23 is provided with between described valve rod 11 and swivel nut 22.
Described swivel nut 22 is provided with feather key 24 with support 10.
Described slide plate and the connection of spool adopt guide-rail structure.
Described swivel nut 22 adopts L shape groove structure.
Described valve rod and swivel nut adopt double end or bull to be connected.
Described valve adopts double sealing structure, and described double sealing structure is elastic packing and metal sealing; Elastic seal ring on slide plate is by the groove of compression molding embedding sealing slide plate, and through post-cure, along with sealing slide plate is to the movement of valve body two ends sealing surface, elastic seal ring is pressed in groove gradually, and now machined slide plate metal surface and the metallic sealing section at valve body two ends form the sealing of secondary metal to metal.
Claims (8)
1. a having a double meaning double break valve for improved belt drainage function, comprises valve body (1), (2) at the bottom of valve, blowdown valve (3), slide plate (4), spool (5), valve gap (6), filler (7), filler pressing sleeve (8), Gland (9), support (10), valve rod (11), drive unit (12), guide cover (13), O shape circle (14), indicator (15), indicating arm (16), blind patch (17), bleeder valve (20), swivel nut (22), finger (23) and feather key (24), it is characterized in that, valve body (1) left and right sides is provided with medium and imports and exports, spool (5) is provided with in valve body (1), spool both sides are equipped with slide plate (4), valve body (1) below is provided with (2) at the bottom of valve, bleeder valve (20) is provided with in the middle part of valve body, valve body (1) top is connected with valve gap (6), valve gap (6) top is connected with valve rod (11) by support (10), valve rod (11) outside is provided with swivel nut (22), finger (23) is provided with between valve rod (11) and swivel nut (22), swivel nut (22) and support (10) are provided with feather key (24), support both sides are provided with blind patch (17), valve gap (6) top is provided with filler (7), filler pressing sleeve (8) is provided with above filler, filler pressing sleeve (8) top is provided with Gland (9), valve rod (11) top is connected with drive unit (12), drive unit (12) top is provided with indicating arm (16) and indicator (15) successively, drive unit (12) and indicating arm (16) joint are provided with guide cover (13) and O shape is enclosed (14), bleeder valve outboard end is provided with a rhizoid bar, and described screw mandrel axially connects handwheel by feed screw nut, in body cavity, be vertically provided with a cock, cock is fixing outside spool, and described cock is driven by the valve rod being positioned at its top and rotates.
2. the having a double meaning double break valve of a kind of improved belt drainage function as claimed in claim 1, it is characterized in that cock adopts truncated rectangular pyramids structure, the sealing surface of cock is four side stage faces of truncated rectangular pyramids, and described cock is the upside-down mounting truncated rectangular pyramids valve plug that the one end be connected with valve rod is greater than the other end.
3. the having a double meaning double break valve of a kind of improved belt drainage function as claimed in claim 1, is characterized in that being provided with finger (23) between described valve rod (11) and swivel nut (22).
4. the having a double meaning double break valve of a kind of improved belt drainage function as claimed in claim 1, is characterized in that described swivel nut (22) and support (10) are provided with feather key (24).
5. the having a double meaning double break valve of a kind of improved belt drainage function as claimed in claim 1, is characterized in that the connection of described slide plate and spool adopts guide-rail structure.
6. the having a double meaning double break valve of a kind of improved belt drainage function as claimed in claim 1, is characterized in that described swivel nut (22) adopts L shape groove structure.
7. the having a double meaning double break valve of a kind of improved belt drainage function as claimed in claim 1, is characterized in that described valve rod and swivel nut adopt double end or bull to be connected.
8. the having a double meaning double break valve of a kind of improved belt drainage function as claimed in claim 1, it is characterized in that described valve adopts double sealing structure, described double sealing structure is elastic packing and metal sealing; Elastic seal ring on slide plate is by the groove of compression molding embedding sealing slide plate, and through post-cure, along with sealing slide plate is to the movement of valve body two ends sealing surface, elastic seal ring is pressed in groove gradually, and now machined slide plate metal surface and the metallic sealing section at valve body two ends form the sealing of secondary metal to metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520971034.5U CN205190930U (en) | 2015-11-30 | 2015-11-30 | Release having a double meaning double break valve of function of improved generation area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520971034.5U CN205190930U (en) | 2015-11-30 | 2015-11-30 | Release having a double meaning double break valve of function of improved generation area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205190930U true CN205190930U (en) | 2016-04-27 |
Family
ID=55783917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520971034.5U Active CN205190930U (en) | 2015-11-30 | 2015-11-30 | Release having a double meaning double break valve of function of improved generation area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205190930U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237067A (en) * | 2018-11-07 | 2019-01-18 | 成都乘风阀门有限责任公司 | A kind of flap and its manufacturing method |
| CN110259967A (en) * | 2019-06-26 | 2019-09-20 | 李珊 | A kind of liquid conveying special service valve |
-
2015
- 2015-11-30 CN CN201520971034.5U patent/CN205190930U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237067A (en) * | 2018-11-07 | 2019-01-18 | 成都乘风阀门有限责任公司 | A kind of flap and its manufacturing method |
| CN110259967A (en) * | 2019-06-26 | 2019-09-20 | 李珊 | A kind of liquid conveying special service valve |
| CN110259967B (en) * | 2019-06-26 | 2020-12-01 | 台州市路桥鸿辉水暖厂 | Special valve for liquid delivery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |