CN210196576U - A abruption valve for preventing lead pressure pipe leaks - Google Patents
A abruption valve for preventing lead pressure pipe leaks Download PDFInfo
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- CN210196576U CN210196576U CN201920832839.XU CN201920832839U CN210196576U CN 210196576 U CN210196576 U CN 210196576U CN 201920832839 U CN201920832839 U CN 201920832839U CN 210196576 U CN210196576 U CN 210196576U
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- abruption
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- 230000000903 blocking effect Effects 0.000 claims abstract description 21
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 13
- 239000012530 fluid Substances 0.000 abstract description 24
- 239000007788 liquid Substances 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000009471 action Effects 0.000 abstract description 4
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000309551 Arthraxon hispidus Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an abruption valve for preventing drainage tube leakage, including upper reaches drainage tube, first manual butterfly valve, left side abruption valve, braking bolt, right side abruption valve, second manual valve and low reaches drainage tube, the utility model discloses, through setting up left side abruption valve, when left side abruption valve and right side abruption valve cooperation installation, only when the link up pipe withstands the valve plate, first spring atress compression, the valve plate action realizes the passing through of fluid, even if connect the interior residual fluid (gas/liquid) of casing can not appear the condition of leaking when the installation; by arranging the right-side breaking valve, the blocking ball is tightly propped in the mounting shell through the second spring and can be opened only when fluid passes through the blocking ball, so that the structure is simple and the production is very convenient; through the arrangement of the through pipe and the installation shell, when the valve is installed, enough thrust is guaranteed to overcome the fluid pressure in the upstream pressure guiding pipe, the valve is opened, and the normal circulation of fluid is guaranteed.
Description
Technical Field
The utility model relates to a break valve technical field specifically is a break valve for preventing to draw and press pipe to leak.
Background
The gas-liquid linkage ball valve is widely applied to long-distance natural gas pipelines and has the advantages of stable transmission, easy control, no need of a power supply and the like. However, the pressure of the upstream and downstream pressure pipes of the gas-liquid linkage valve is occasionally too high to separate from the gas leakage event, and the caliber of the conventional breaking valve is possibly too large and is not matched with the upstream and downstream pressure pipes of the gas-liquid linkage valve.
For this purpose, a breakaway valve for preventing the leakage of the pilot tube is proposed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a abruption valve for preventing to draw and press pipe leakage can be applicable to the gas-liquid linkage valve on the low reaches draw and press the pipe, can break automatically when pressure is too big to prevent to draw the leakage of pressing the pipe, with the problem of proposing in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a break valve for preventing the lead pressure pipe from leaking, includes upstream lead pressure pipe, first manual butterfly valve, left side break valve, braking bolt, right side break valve, second manual valve and downstream lead pressure pipe, first manual butterfly valve concatenates on upstream lead pressure pipe; the left-side breaking valve is connected and installed at one end of the upstream pressure leading pipe through threads; the left-side breaking valve is connected with the right-side breaking valve through a breaking bolt; the right-side breaking valve is arranged at one end of the downstream pressure leading pipe and is connected with the downstream pressure leading pipe through threads; the second manual valve is connected in series with a downstream pressure leading pipe.
Preferably, the left-side breaking valve comprises a connecting shell, a threaded connector, a first spring, a fixed block, a valve plate and a half-groove screw hole, and the connecting shell is in threaded connection with the threaded connector; the threaded connector is connected with the upstream pressure guiding pipe through threads; two ends of the first spring are respectively welded with the fixed block and the valve plate; the fixed block is welded inside the connecting shell; the valve plate is in a disc shape, and the diameter of the valve plate is larger than that of an air outlet at the right end of the connecting shell; half groove screw is seted up along connecting casing one end all around, when left side abruption valve and right side abruption valve cooperation installation, only when the through pipe withstood the valve plate, first spring atress compression, the valve plate action realizes fluidic passing through, even if the condition that the installation also can not appear leaking of residual fluid (gas/liquid) in the connecting casing.
Preferably, the right-side breaking valve comprises a quick connector, an installation shell, a second spring, a blocking ball and a through pipe, wherein the quick connector is connected with a downstream pressure guiding pipe through threads; the mounting shell is in threaded connection with the quick connector; the second spring is arranged between the quick connector and the blocking ball; the blocking ball is arranged in the mounting shell; the link up pipe inlays the dress in the inside one side of high-speed joint head, blocks that the ball passes through the inside of second spring top tight at the installation shell, just can open when only fluid process, simple structure, and production is also very convenient.
Preferably, the connecting end of the connecting shell and the mounting shell is of the same structure, and the semi-groove screw holes are formed in the periphery of the connecting end, so that the left side breaking valve and the right side breaking valve can be timely disconnected and separated when the pressure in the pressure leading pipe is too high, and the fluid is prevented from leaking.
Preferably, the diameter of the right end of the through pipe is larger than that of the left end of the through pipe, the through pipe is connected with the installation shell in an interference fit mode, when the installation is carried out, enough thrust is guaranteed to overcome the fluid pressure in the upstream pressure guiding pipe, the opening of the valve is achieved, and the normal circulation of fluid is guaranteed.
Preferably, the coil of the second spring is larger than the channel inside the quick connector, so that the stability of the second spring supporting the blocking ball can be ensured, and the situation that the blocking ball works effectively due to the unreliable fixation or deflection of the second spring is prevented.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses, through setting up the left side and breaking the valve, when the left side is broken the valve and the right side is broken the valve cooperation and is installed, only when the link pipe withstands the valve plate, the first spring atress is compressed, and the valve plate action realizes the passing through of fluid, even if connect the interior residual fluid (gas/liquid) of casing can not appear the condition of leaking when installing;
2. the utility model has the advantages that by arranging the right-side breaking valve, the blocking ball is tightly propped in the mounting shell through the second spring, and can be opened only when fluid passes through, so that the structure is simple, and the production is very convenient;
3. the utility model, through the arrangement of the through pipe and the installation shell, ensures that enough thrust overcomes the fluid pressure in the upstream pressure guiding pipe during installation, realizes the opening of the valve and ensures the normal circulation of the fluid;
4. the utility model has the advantages that by arranging the second spring, the coil of the second spring is larger than the channel inside the quick connector, the stability of the blocking ball supported by the second spring can be ensured, and the situation that the blocking ball works effectively due to the unreliable fixation or the deflection of the second spring is prevented;
5. the utility model discloses, through setting up first manual butterfly valve and the manual butterfly valve of second, can draw for the upper reaches to press the pipe and play supplementary guard action with low reaches to press the pipe, eliminate the condition that the fluid leaked as far as possible.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of the left-side snap-off valve of the present invention;
FIG. 3 is a structural sectional view of a right-side snap-off valve of the present invention;
fig. 4 is a view a of the present invention.
In the figure: 1. an upstream pressure guiding pipe; 2. a first manual butterfly valve; 3. a left-side snap valve; 31. connecting the shell; 32. a threaded connector; 33. a first spring; 34. a fixed block; 35. a valve plate; 36. a half-groove screw hole; 4. manufacturing a bolt; 5. a right-side snap valve; 51. a quick connector; 52. installing a shell; 53. a second spring; 54. a blocking ball; 55. a through pipe; 6. a second manual valve; 7. and a downstream pressure leading pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a breaking valve for preventing the leakage of a pressure guiding pipe, as shown in figures 1 and 4, comprises an upstream pressure guiding pipe 1, a first manual butterfly valve 2, a left side breaking valve 3, a breaking bolt 4, a right side breaking valve 5, a second manual valve 6 and a downstream pressure guiding pipe 7, wherein the first manual butterfly valve 2 is connected in series on the upstream pressure guiding pipe 1; the left-side breaking valve 3 is installed at one end of the upstream pressure leading pipe 1 through threaded connection; the left-side breaking valve 3 is connected with the right-side breaking valve 5 through a breaking bolt 4; the right-side breaking valve 5 is arranged at one end of a downstream pressure leading pipe 7 and is connected with the downstream pressure leading pipe through threads; the second manual valve 6 is connected in series to a downstream pressure-introducing pipe 7.
Specifically, as shown in fig. 2, the left-side abruption valve 3 includes a connecting housing 31, a threaded connector 32, a first spring 33, a fixing block 34, a valve plate 35 and a half-groove screw hole 36, wherein the connecting housing 31 is in threaded connection with the threaded connector 32; the threaded connector 32 is in threaded connection with the upstream pressure guiding pipe 1; two ends of the first spring 33 are respectively welded with the fixed block 34 and the valve plate 35; the fixing block 34 is welded inside the connecting shell 31; the valve plate 35 is in a disc shape, and the diameter of the valve plate is larger than that of an air outlet at the right end of the connecting shell 31; the half-groove screw holes 36 are formed along the periphery of one end of the connecting shell 31.
By adopting the above technical scheme, when the left-side breaking valve 3 and the right-side breaking valve 5 are installed in a matched manner, only when the through pipe 55 abuts against the valve plate 35, the first spring 33 is compressed under stress, the valve plate 35 acts, the fluid passing is realized, and even if fluid (gas/liquid) is remained in the connecting shell 31, the leakage condition can not occur during the installation.
Specifically, as shown in fig. 3, the right-side abruption valve 5 includes a quick connector 51, a mounting housing 52, a second spring 53, a blocking ball 54 and a through pipe 55, wherein the quick connector 51 is connected with the downstream pressure guiding pipe 7 through a thread; the mounting shell 52 is in threaded connection with the quick connector 51; the second spring 53 is arranged between the quick connector 51 and the blocking ball 54; the blocking ball 54 is disposed inside the mounting housing 52; the through pipe 55 is fitted into one side of the interior of the quick connector 51, and the blocking ball 54 is pressed against the interior of the mounting case 52 by the second spring 53.
Through adopting above-mentioned technical scheme, only can open when the fluid process, simple structure, production is also very convenient.
Specifically, as shown in fig. 4, the connecting ends of the connecting shell 31 and the mounting shell 52 are configured to be the same, and the peripheries thereof are all provided with half-groove screw holes 36.
By adopting the technical scheme, when the pressure in the pressure leading pipe is overlarge, the left side breaking valve 3 and the right side breaking valve 5 can be timely disconnected and separated, and the fluid is prevented from leaking.
Specifically, as shown in fig. 3, the diameter of the right end of the through pipe 55 is larger than the diameter of the left end of the through pipe 55, and the through pipe is connected with the mounting housing 52 in an interference fit manner.
By adopting the technical scheme, when the valve is installed, enough thrust is ensured to overcome the fluid pressure in the upstream pressure guiding pipe 1, the valve is opened, and the normal circulation of fluid is ensured.
Specifically, as shown in fig. 3, the coils of the second spring 53 are larger than the passage inside the quick connector 51.
By adopting the technical scheme, the stability of the second spring 53 supporting the blocking ball 54 can be ensured, and the situation that the blocking ball 54 works effectively due to unreliable fixation or deflection of the second spring 53 is prevented.
The working principle is as follows: when in use, the left-side breaking valve 3 is firstly connected with the upstream pressure guiding pipe 1 by screw threads, the right-side breaking valve 5 is connected with the downstream pressure guiding pipe 7 by screw threads, then the left-side breaking valve 3 and the right-side breaking valve 5 are connected through the half-groove screw hole 36 through the braking bolt 4, at the moment, the through pipe 55 pushes the valve plate 35 to one side, so that the fluid in the upstream pressure guiding pipe 1 enters the downstream pressure guiding pipe 7 through the left-side breaking valve 3 and the right-side breaking valve 5, when the pressure in the pressure guiding pipe is overlarge, the braking bolt 4 is broken or falls off from the half-groove screw hole 36, the left-side breaking valve 3 and the right-side breaking valve 5 are timely disconnected and separated, the valve plate 35 and the blocking ball 54 in the left-side breaking valve 3 and the right-side breaking valve 5 seal the left-side breaking valve 3 and the right-side breaking valve 5 under the elastic acting force of the first spring 33 and the second spring 53, and fluid leakage is effectively prevented.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A abruption valve for preventing leakage of a pressure guiding pipe is characterized in that: the device comprises an upstream pressure guiding pipe (1), a first manual butterfly valve (2), a left-side breaking valve (3), a braking bolt (4), a right-side breaking valve (5), a second manual valve (6) and a downstream pressure guiding pipe (7), wherein the first manual butterfly valve (2) is connected in series to the upstream pressure guiding pipe (1); the left-side breaking valve (3) is installed at one end of the upstream pressure leading pipe (1) through threaded connection; the left-side breaking valve (3) is connected with the right-side breaking valve (5) through a breaking bolt (4); the right-side breaking valve (5) is arranged at one end of the downstream pressure leading pipe (7) and is connected with the downstream pressure leading pipe through threads; the second manual valve (6) is connected in series with the downstream pressure guiding pipe (7).
2. A snapping valve for preventing leakage of a pilot pipe according to claim 1, wherein: the left-side breaking valve (3) comprises a connecting shell (31), a threaded connector (32), a first spring (33), a fixing block (34), a valve plate (35) and a half-groove screw hole (36), and the connecting shell (31) is in threaded connection with the threaded connector (32); the threaded connector (32) is connected with the upstream pressure guiding pipe (1) through threads; two ends of the first spring (33) are respectively welded with the fixed block (34) and the valve plate (35); the fixed block (34) is welded inside the connecting shell (31); the valve plate (35) is in a disc shape, and the diameter of the valve plate is larger than that of an air outlet at the right end of the connecting shell (31); the half-groove screw holes (36) are formed along the periphery of one end of the connecting shell (31).
3. A snapping valve for preventing leakage of a pilot pipe according to claim 1, wherein: the right-side breaking valve (5) comprises a quick connector (51), an installation shell (52), a second spring (53), a blocking ball (54) and a through pipe (55), and the quick connector (51) is in threaded connection with the downstream pressure guiding pipe (7); the mounting shell (52) is in threaded connection with the quick connector (51); the second spring (53) is arranged between the quick connector (51) and the blocking ball (54); the blocking ball (54) is arranged inside the mounting shell (52); the through pipe (55) is embedded at one side inside the quick connector (51).
4. A snapping valve for preventing leakage of a pilot pipe according to claim 2, wherein: the connecting end of the connecting shell (31) and the connecting end of the mounting shell (52) are of the same structure, and the periphery of the connecting shell is provided with half-groove screw holes (36).
5. A snapping valve for preventing leakage of a pilot pipe according to claim 3, wherein: the diameter of the right end of the through pipe (55) is larger than that of the left end of the through pipe (55), and the through pipe is connected with the mounting shell (52) in an interference fit mode.
6. A snapping valve for preventing leakage of a pilot pipe according to claim 3, wherein: the coils of the second spring (53) are larger than the channel in the quick connector (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920832839.XU CN210196576U (en) | 2019-06-04 | 2019-06-04 | A abruption valve for preventing lead pressure pipe leaks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920832839.XU CN210196576U (en) | 2019-06-04 | 2019-06-04 | A abruption valve for preventing lead pressure pipe leaks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210196576U true CN210196576U (en) | 2020-03-27 |
Family
ID=69872946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920832839.XU Expired - Fee Related CN210196576U (en) | 2019-06-04 | 2019-06-04 | A abruption valve for preventing lead pressure pipe leaks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210196576U (en) |
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2019
- 2019-06-04 CN CN201920832839.XU patent/CN210196576U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200915 Address after: 100027 Beijing, Chaoyangmen, North Street, No. 22, No. Co-patentee after: SHANDONG NATURAL GAS PIPELINE Co.,Ltd. Patentee after: China Petroleum & Chemical Corp. Address before: 250101 Shandong pipeline company, No.77, Tianchen Road, Lixia District, Jinan City, Shandong Province Patentee before: SHANDONG NATURAL GAS PIPELINE Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200327 |