CN102207203B - Pressure vessel valve suitable for automatic locking - Google Patents
Pressure vessel valve suitable for automatic locking Download PDFInfo
- Publication number
- CN102207203B CN102207203B CN 201110086790 CN201110086790A CN102207203B CN 102207203 B CN102207203 B CN 102207203B CN 201110086790 CN201110086790 CN 201110086790 CN 201110086790 A CN201110086790 A CN 201110086790A CN 102207203 B CN102207203 B CN 102207203B
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- CN
- China
- Prior art keywords
- valve
- locking
- valve rod
- locking bar
- pin
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- 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
- 230000000903 blocking effect Effects 0.000 claims description 13
- 238000005553 drilling Methods 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 description 3
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003034 coal gas Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The invention relates to a pressure vessel valve suitable for automatic locking, wherein the pressure vessel valve has a simple structure and better safety and reliability, and can avoid error starting. The pressure vessel valve comprises a valve body, a valve rod, a locking rod and a hand wheel; the valve rod comprises a conical section and a column section; the valve body comprises a first column cavity, a conical cavity and a second column cavity; the diameter of the upper end port of the conical cavity is less than the diameter of the second column cavity, and an annular platform is formed at the bottom part of the second column cavity; the annular platform is provided with a locking groove; a pipe body at the middle lower section of the locking rod is sleeved on the column section of the valve rod, and the middle upper part of the pipe body is radially provided with a pair of waist-shaped holes; a pin hole of the locking rod is internally provided with a spring pin, and the pair of waist-shaped holes extend from the two ends of the spring pin; the bottom part of the locking rod is provided with an annular boss; the upper end of the annular boss is provided with an annular locking pin which is sleeved on the pipe body; the lower end of the spring pin is provided with a pressure ring; a spring is arranged between the pressure ring and the annular locking pin; and the lower end surface of the annular locking pin is provided with a protrusion which is matched with the locking groove.
Description
Technical field
The present invention relates to a kind of pressurized container valve that is suitable for automatic blocking, be applicable to the canister of liquefaction pressure gases such as LPG, coal gas, dimethyl ether, rock gas.
Background technique
Existing pressurized container valve comprises: valve body, be sealed and matched in valve body the taper valve rod and be connected in the handwheel at valve rod top; The sidewall of valve body is provided with relief opening; The underpart of valve rod is axially arranged with exhaust port, and this exhaust port communicates with relief opening on the valve rod sidewall; Relief opening on the relief opening on the valve rod sidewall and body wall when identical, the pressurized container valve is in the complete opening state, during with the valve rod half-twist, can close this valve through said handwheel fully this moment.
The deficiency of the pressurized container valve of above-mentioned existing technology is: handwheel is subject to artificial or other mode malfunctions and opening by mistake are opened, and how to avoid the generation of this situation, is the technical problem that related domain will solve.
Summary of the invention
The technical problem that the present invention will solve provides a kind of simple in structure, easy to use, reliability better and can avoid opening by mistake the pressurized container valve that is suitable for automatic blocking that opens.
In order to solve the problems of the technologies described above, the invention provides a kind of pressurized container valve that is suitable for automatic blocking, comprising: valve body, be located at valve rod in the valve body, be located at the locking bar of valve rod upper end portion and be located at the handwheel at locking bar top; Valve rod comprises: conical section and the cylindrical portion that is connected in this conical section upper end; Valve body comprises: first cylinder chamber of bottom, coaxial line are located at second cylinder chamber that conical cavity that the conical section with said valve rod is sealed and matched and coaxial line are located at this conical cavity upper end that is suitable for of this first cylinder chamber upper end; The sidewall of conical cavity is provided with relief opening; The diameter of the upper end-hole of conical cavity forms ring-shaped platform less than the diameter of second cylinder chamber with the bottom in second cylinder chamber, on this ring-shaped platform, is provided with locking groove; The bottom central of the conical section of valve rod axially is provided with the exhaust passage, and this exhaust passage is extended the sidewall of this conical section and on the sidewall of this conical section, formed an opening, and the center of the center of this opening and said relief opening height such as grade; The top of the cylindrical portion of contiguous said valve rod is provided with pin-and-hole, and the middle hypomere of locking bar is a body, and this body is enclosed within on the cylindrical portion of valve rod, and the middle and upper part of this body radially is provided with a pair of waist shaped hole; This is extended to waist shaped hole in the two ends that are provided with spring pin and this spring pin in the said pin-and-hole; Annular boss has extended radially outwardly bottom the body of said locking bar; Be provided with the annular lock pin that is placed on the said body in this annular boss upper end; Be provided with the trim ring that is placed on the said body in the lower end of said spring pin, between this trim ring and said annular lock pin, be provided with the spring that is placed on the said body; The lower end surface of said annular lock pin is provided with and is suitable for the convexity that matches with said locking groove.The convex annular edge of table of said locking bar bottom is provided with breach; The radial position of the convexity on the radial position of this breach and the said annular lock pin is corresponding; And said convexity matches with said locking groove after extending below and pass this breach; Thereby through the rotation of handwheel control locking bar the time, said annular lock pin can rotate with locking bar simultaneously.The upper end-hole of second cylinder chamber of said valve body is provided with nut, to prevent entering such as dust, dirt; The top drilling of this nut is extended at the locking bar top.
Further; Convexity on the said annular lock pin extend downwards said locking bar body bottom length less than said waist shaped hole locking bar axially on height; When needing to open to be in closed condition at valve; When upwards carrying handwheel to spacing, the convexity on the lock pin bottom surface can spin off from the locking groove in second cylinder chamber of valve body, goes up rotation corresponding angle (best mode is 90 °) then in any direction; Can make the opening of relief opening and the exhaust passage in the valve rod of valve body relative, also be about to opening of valves.
Further; The body top of said locking bar is coaxially connected with cylinder; The diameter of the top drilling of said nut is greater than the diameter of this cylinder, and less than the diameter of said body, thereby is in closed condition and when needing to open at valve; The distance limit that handwheel is upwards promoted promptly constitutes the spacing point of a limit structure in the spacing of the top drilling of top to the nut of said body.
Further, it is a pair of that said locking groove comprises that radial symmetric distributes, and it is a pair of that the convexity on the lower end surface of said annular lock pin comprises that also radial symmetric distributes, to improve limit effect; The convexity of more number can be born the impact force when using jointly, guarantees long working life.
Further, when the convexity on the lower end surface of said annular lock pin embedded said locking groove, the center line of the relief opening on the center line of the opening on the said valve rod and the said valve body was vertical, with complete valve body.
Technique scheme of the present invention is compared existing technology and had the following advantages: in the pressurized container valve that is suitable for automatic blocking of the present invention, second cylinder chamber of valve rod, locking bar, lock pin, spring, valve body etc. constitute the automatic locking mechanism of pressurized container valve.When valve was in the complete opening state, the relief opening of valve body was relative with the open centre line of the exhaust passage in the valve rod; When needing cut-off valve; Only need handwheel is rotated to an angle in any direction (best mode is 90 °); Under the effect of spring; Convexity on the lock pin bottom surface promptly with second cylinder chamber of valve body in locking groove cooperate, promptly realize locking (can hear the Strike note of said convexity and locking groove this moment, can make things convenient for the user to confirm valve entering blocking).At this moment, handwheel can't rotate, and can avoid opening by mistake opening.And when the needs open valve, only need handwheel is upwards carried to spacing point, go up rotation corresponding angle (best mode is 90 °) then in any direction, can make the relief opening of valve body relative, also opening of valves soon with the opening of the exhaust passage in the valve rod.
Description of drawings
For content of the present invention is more clearly understood, below basis specific embodiment and combine accompanying drawing, the present invention is done further detailed explanation, wherein
Fig. 1 is the cross-sectional view of the pressurized container valve that is suitable for automatic blocking among the embodiment;
Fig. 2 is the structural representation of the valve body of the pressurized container valve among Fig. 1;
Fig. 3 is that the local K of the pressurized container valve body among Fig. 2 is to view;
Fig. 4 is the part section structural representation of the valve rod of the pressurized container valve among Fig. 1;
Fig. 5 is the valve rod lateral plan of the pressurized container valve among Fig. 4;
Fig. 6 is the structural representation of the lock pin among Fig. 1;
Fig. 7 is the radial section figure of the lock pin among Fig. 6;
Fig. 8 is the lateral plan of the lock pin among Fig. 6;
Fig. 9 is the part section structural representation of the locking bar among Fig. 1;
Figure 10 is the lateral plan of the locking bar among Fig. 9.
Embodiment
See Fig. 1-10, the pressurized container valve that is suitable for automatic blocking of present embodiment comprises: valve body 1, be located at valve rod 2 in the valve body 1, be located at the locking bar 3 of valve rod 2 upper end portions and be located at the handwheel 9 at locking bar 3 tops; Valve rod 2 comprises: conical section 2-1 and the cylindrical portion 2-2 that is connected in this conical section 2-1 upper end; Valve body 1 comprises: the first cylinder chamber 1-1 of bottom, coaxial line are located at the second cylinder chamber 1-3 that conical cavity 1-2 that the conical section 2-1 with said valve rod 2 is sealed and matched and coaxial line are located at this conical cavity 1-2 upper end that is suitable for of this first cylinder chamber 1-1 upper end; The sidewall of conical cavity 1-2 is provided with relief opening 1-4; The diameter of the upper end-hole of conical cavity 1-2 forms ring-shaped platform less than the diameter of the second cylinder chamber 1-3 with the bottom at the second cylinder chamber 1-3, on this ring-shaped platform, is provided with locking groove 1-5; The bottom central of the conical section 2-1 of valve rod 2 axially is provided with exhaust passage 2-3; This exhaust passage 2-3 extends the sidewall of this conical section 2-1 and on the sidewall of this conical section 2-1, forms an opening 2-4, and the height such as center of the center of this opening 2-4 and said relief opening 1-4; The top of the cylindrical portion 2-2 of contiguous said valve rod 2 is provided with pin-and-hole 2-5, and the middle hypomere of locking bar 3 is body 3-1, and this body 3-1 is enclosed within on the cylindrical portion 2-2 of valve rod 2, and the middle and upper part of this body 3-1 radially is provided with a pair of waist shaped hole 3-2; This is extended to waist shaped hole 3-2 in the two ends that are provided with spring pin 7 and this spring pin 7 in the said pin-and-hole 2-5; Annular boss 3-3 has extended radially outwardly bottom the body 3-1 of said locking bar 3; Be provided with the annular lock pin 4 that is placed on the said body 3-1 in this annular boss 3-3 upper end; Be provided with the trim ring 6 that is placed on the said body 3-1 in the lower end of said spring pin 7, between this trim ring 6 and said annular lock pin 4, be provided with the spring 5 that is placed on the said body 3-1; The lower end surface of said annular lock pin 4 is provided with and is suitable for the protruding 4-1 that matches with said locking groove 1-5.
The edge of the annular boss 3-3 of said locking bar 3 bottoms is provided with breach 3-5; The radial position of protruding 4-1 on the radial position of this breach 3-5 and the said annular lock pin 4 is corresponding, and said protruding 4-1 matches with said locking groove 1-5 after extending below and pass this breach 3-5.
Protruding 4-1 on the said annular lock pin 4 extend downwards said locking bar 3 body 3-1 bottom length less than said waist shaped hole 3-2 locking bar 3 axially on height.
The body 3-1 of said locking bar 3 top is coaxially connected with cylinder 3-4, and the diameter of the top drilling of said nut 8 is greater than the diameter of this cylinder 3-4, and less than the diameter of said body 3-1.
The upper end-hole of the second cylinder chamber 1-3 of said valve body 1 is provided with nut 8, and the top drilling of this nut 8 is extended at locking bar 3 tops.
It is a pair of that said locking groove 1-5 comprises that radial symmetric distributes, and it is a pair of that the protruding 4-1 on the lower end surface of said annular lock pin 4 comprises that also radial symmetric distributes.
As the mode of execution of optimum, when the protruding 4-1 on the lower end surface of said annular lock pin 4 embedded said locking groove 1-5, the center line of the relief opening 1-4 on the center line of the opening 2-4 on the said valve rod 2 and the said valve body 1 was vertical.
Obviously, the foregoing description only be for clearly the present invention is described and is done for example, and be not to be qualification to mode of execution of the present invention.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all mode of executions.And these belong to conspicuous variation or the change that spirit of the present invention extended out and still are among protection scope of the present invention.
Claims (5)
1. pressurized container valve that is suitable for automatic blocking is characterized in that comprising: valve body (1), be located at valve rod (2) in the valve body (1), be located at the locking bar (3) of valve rod (2) upper end portion and be located at the handwheel (9) at locking bar (3) top;
Valve rod (2) comprising: conical section (2-1) and be connected in the cylindrical portion (2-2) of this conical section (2-1) upper end;
Valve body (1) comprising: first cylinder chamber (1-1) of bottom, coaxial line are located at second cylinder chamber (1-3) that conical cavity (1-2) that the conical section (2-1) with said valve rod (2) is sealed and matched and coaxial line are located at this conical cavity (1-2) upper end that is suitable for of this first cylinder chamber (1-1) upper end; The sidewall of conical cavity (1-2) is provided with relief opening (1-4); The diameter of the upper end-hole of conical cavity (1-2) forms ring-shaped platform less than the diameter of second cylinder chamber (1-3) with the bottom in second cylinder chamber (1-3), on this ring-shaped platform, is provided with locking groove (1-5);
The bottom central of the conical section (2-1) of valve rod (2) axially is provided with exhaust passage (2-3); This exhaust passage (2-3) is extended the sidewall of this conical section (2-1) and on the sidewall of this conical section (2-1), is formed an opening (2-4), and the height such as center of center of this opening (2-4) and said relief opening (1-4);
The top of the cylindrical portion (2-2) of contiguous said valve rod (2) is provided with pin-and-hole (2-5); The middle hypomere of locking bar (3) is body (3-1); This body (3-1) is enclosed within on the cylindrical portion (2-2) of valve rod (2), and the middle and upper part of this body (3-1) radially is provided with a pair of waist shaped hole (3-2);
This is extended to waist shaped hole (3-2) in the two ends that are provided with spring pin (7) and this spring pin (7) in the said pin-and-hole (2-5);
Annular boss (3-3) has extended radially outwardly bottom the body (3-1) of said locking bar (3); Be provided with the annular lock pin (4) that is placed on the said body (3-1) in this annular boss (3-3) upper end; Be provided with the trim ring (6) that is placed on the said body (3-1) in the lower end of said spring pin (7), between this trim ring (6) and said annular lock pin (4), be provided with the spring (5) that is placed on the said body (3-1);
The lower end surface of said annular lock pin (4) is provided with and is suitable for the convexity (4-1) that matches with said locking groove (1-5);
The edge of the annular boss (3-3) of said locking bar (3) bottom is provided with breach (3-5); The radial position of the convexity (4-1) on the radial position of this breach (3-5) and the said annular lock pin (4) is corresponding, and said convexity (4-1) matches with said locking groove (1-5) to extending below and pass this breach (3-5) back;
The upper end-hole of second cylinder chamber (1-3) of said valve body (1) is provided with nut (8), and the top drilling of this nut (8) is extended at locking bar (3) top.
2. the pressurized container valve that is suitable for automatic blocking according to claim 1 is characterized in that: the convexity (4-1) on the said annular lock pin (4) extend downwards said locking bar (3) body (3-1) bottom length less than said waist shaped hole (3-2) locking bar (3) axially on height.
3. the pressurized container valve that is suitable for automatic blocking according to claim 1; It is characterized in that: body (3-1) top of said locking bar (3) is coaxially connected with cylinder (3-4); The diameter of the top drilling of said nut (8) is greater than the diameter of this cylinder (3-4), and less than the diameter of said body (3-1).
4. according to the described pressurized container valve that is suitable for automatic blocking of one of claim 1-3; It is characterized in that: it is a pair of that said locking groove (1-5) comprises that radial symmetric distributes, and it is a pair of that the convexity (4-1) on the lower end surface of said annular lock pin (4) comprises that also radial symmetric distributes.
5. the pressurized container valve that is suitable for automatic blocking according to claim 1; It is characterized in that: when the convexity (4-1) on the lower end surface of said annular lock pin (4) embedded said locking groove (1-5), the center line of the relief opening (1-4) on the center line of the opening (2-4) on the said valve rod (2) and the said valve body (1) was vertical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110086790 CN102207203B (en) | 2011-04-07 | 2011-04-07 | Pressure vessel valve suitable for automatic locking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110086790 CN102207203B (en) | 2011-04-07 | 2011-04-07 | Pressure vessel valve suitable for automatic locking |
Related Child Applications (9)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310001914.5A Division CN103090036B (en) | 2011-04-07 | 2011-04-07 | Pressure vessel valve |
| CN201210419423.8A Division CN102913636B (en) | 2011-04-07 | 2011-04-07 | Pressure vessel valve capable of avoiding error opening and suitable for automatic blocking |
| CN201310003093.9A Division CN103075533B (en) | 2011-04-07 | 2011-04-07 | Pressure vessel valve |
| CN201310001935.7A Division CN103090038B (en) | 2011-04-07 | 2011-04-07 | Pressure vessel valve suitable for automatic locking |
| CN201310001934.2A Division CN103090037B (en) | 2011-04-07 | 2011-04-07 | Pressure vessel valve capable of avoiding being opened by mistake and suitable for automatic locking |
| CN201210422393.6A Division CN102913637B (en) | 2011-04-07 | 2011-04-07 | Pressure vessel valve |
| CN 201210421144 Division CN102913638B (en) | 2011-04-07 | 2011-04-07 | Pressure vessel valve suitable for automatic locking |
| CN201310001940.8A Division CN103090039B (en) | 2011-04-07 | 2011-04-07 | Pressure vessel valve capable of avoiding being opened by mistake |
| CN201210419232.1A Division CN102927306B (en) | 2011-04-07 | 2011-04-07 | Pressure container valve capable of being automatically locked |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102207203A CN102207203A (en) | 2011-10-05 |
| CN102207203B true CN102207203B (en) | 2012-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110086790 Expired - Fee Related CN102207203B (en) | 2011-04-07 | 2011-04-07 | Pressure vessel valve suitable for automatic locking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102207203B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105240606B (en) * | 2015-10-19 | 2017-10-20 | 周海兵 | Switch self-locking type steam unit |
| CN107965592A (en) * | 2016-10-20 | 2018-04-27 | 大田精密工业股份有限公司 | Water supply installation |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2187534B (en) * | 1986-03-01 | 1990-01-17 | Concentric Controls Ltd | Gas tap |
| CN2791407Y (en) * | 2004-11-26 | 2006-06-28 | 北京迪威尔石油天然气技术开发有限公司 | Right-angled rotary cock type floating-ball liquid-level control valve |
| CN2890529Y (en) * | 2005-12-09 | 2007-04-18 | 谢启标 | External engaging gear regulating device for gas control valve |
| CN101144546A (en) * | 2007-09-18 | 2008-03-19 | 虞仕君 | Floating taper cock valve |
| CN201973270U (en) * | 2011-04-07 | 2011-09-14 | 丛爱国 | Valve suitable for automatic blocking pressure vessel |
-
2011
- 2011-04-07 CN CN 201110086790 patent/CN102207203B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2187534B (en) * | 1986-03-01 | 1990-01-17 | Concentric Controls Ltd | Gas tap |
| CN2791407Y (en) * | 2004-11-26 | 2006-06-28 | 北京迪威尔石油天然气技术开发有限公司 | Right-angled rotary cock type floating-ball liquid-level control valve |
| CN2890529Y (en) * | 2005-12-09 | 2007-04-18 | 谢启标 | External engaging gear regulating device for gas control valve |
| CN101144546A (en) * | 2007-09-18 | 2008-03-19 | 虞仕君 | Floating taper cock valve |
| CN201973270U (en) * | 2011-04-07 | 2011-09-14 | 丛爱国 | Valve suitable for automatic blocking pressure vessel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102207203A (en) | 2011-10-05 |
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 213022 Jiangsu province Xinbei District of Changzhou City Long Jin Lu Baicao court building 26 room 701 unit Ding Applicant after: Cong Aiguo Address before: 213000, building 401, unit 131, garden village, Bell Tower District, Jiangsu, Changzhou Applicant before: Cong Aiguo |
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| C14 | Grant of patent or utility model | ||
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| CP02 | Change in the address of a patent holder |
Address after: The village Depalletizing town of Xinghua city 225731 Jiangsu city of Taizhou Province Patentee after: Cong Aiguo Address before: 213022 Jiangsu province Xinbei District of Changzhou City Long Jin Lu Baicao court building 26 room 701 unit Ding Patentee before: Cong Aiguo |
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| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 225321 Taizhou, Zhejiang Province, the Yangtze River in the southern port of the Yangtze River Road, No. 36 Patentee after: Cong Aiguo Address before: The village Depalletizing town of Xinghua city 225731 Jiangsu city of Taizhou Province Patentee before: Cong Aiguo |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20180407 |
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| CF01 | Termination of patent right due to non-payment of annual fee |