CN220470979U - Split type decompression mechanism for pipe flow medium flow interception - Google Patents
Split type decompression mechanism for pipe flow medium flow interception Download PDFInfo
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- CN220470979U CN220470979U CN202321827592.5U CN202321827592U CN220470979U CN 220470979 U CN220470979 U CN 220470979U CN 202321827592 U CN202321827592 U CN 202321827592U CN 220470979 U CN220470979 U CN 220470979U
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- decompression mechanism
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- 230000006837 decompression Effects 0.000 title claims abstract description 31
- 230000007246 mechanism Effects 0.000 title claims abstract description 26
- 238000003466 welding Methods 0.000 claims abstract description 13
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 11
- 238000007789 sealing Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a split type decompression mechanism for flow medium interception of a pipeline, which comprises a first flange welded on one side of a pipeline main body, wherein a second flange is arranged above the first flange, the outer wall of the same side of the first flange and the second flange is provided with a flange waterline, one side of the flange waterline is provided with a connecting component, the outer walls of the first flange and the second flange are provided with mounting holes distributed equidistantly, the connecting component comprises an annular sealing gasket inserted into the inner wall of the flange waterline, and the annular sealing gasket is connected to a circular blind plate; according to the utility model, through implementation and application of the split type decompression flange blind plate for intercepting the flowing medium or the pressurized state in the pipeline, in the actual construction process, under the condition that the main pipeline valve is not tightly closed, the decompression mechanism is utilized to successfully intercept the pipeline medium, the construction quality is ensured, the operation efficiency and the construction safety are improved, and the welding condition meets the requirement.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a split type decompression mechanism for pipe flowing medium flow interception.
Background
In metallurgical construction transformation construction, to original industrial pipeline work progress, often find that the trunk line valve of some medium pipelines is because do not carry out the closing action for a long time, there is corrosion and the not tight condition of seal, especially buried water supply and drainage, clean ring water and chemical medium's pipeline, need close trunk line valve tightly when handling the problem sometimes, just can carry out the change of valve rear trunk line or branch pipeline and the welding of blind plate, the valve closes not tightly and leads to carrying water in the pipeline, other medium or pressure welding blind plate, welding condition does not reach the requirement, moreover there is the risk under the certain circumstances.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a split type decompression mechanism for intercepting a pipeline flowing medium.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a split type decompression mechanism for pipeline flowing medium cuts flow, includes the first flange of welding in pipeline main part one side, the top of first flange is provided with the second flange, first flange and the same one side outer wall of second flange are opened there is the ring flange waterline, one side of ring flange waterline is provided with coupling assembling, the mounting hole that equidistance was distributed is all opened to the outer wall of first flange and second flange, coupling assembling is including the annular sealing pad of grafting at ring flange waterline inner wall, annular sealing pad connects on circular blind plate, it is circular logical groove that the equidistance is annular distribution to open on the circular blind plate.
As still further aspects of the utility model: the outer walls at two ends of the second flange are respectively provided with a positioning groove, the outer walls at two ends of the first flange are respectively welded with a positioning key, and the positioning keys are in insertion fit with the positioning grooves.
As still further aspects of the utility model: the outer wall of one side of the first flange, which is close to the pipeline main body, is welded with an arc-shaped positioning plate, and the size of the arc-shaped positioning plate is matched with the size of the inner wall of the pipeline main body.
As still further aspects of the utility model: the connecting assembly further comprises a medium discharge hole formed in the axis of the round blind plate, a short connecting pipe is welded at the axis of the side wall of the round blind plate, a communicating pipe is connected to the outer wall of the short connecting pipe in a threaded mode, and a flange ball valve is connected to the communicating pipe.
As still further aspects of the utility model: the inner walls of the circular through grooves and the mounting holes are all provided with bolts in a penetrating mode, and one side, away from the circular blind plate, of each bolt is provided with a gasket.
As still further aspects of the utility model: the side walls of the first flange and the second flange are welded with limit inserts which are symmetrically distributed, and the periphery of the round blind plate is welded with fixed arc plates which are symmetrically distributed.
As still further aspects of the utility model: the fixed arc plate is welded with a positioning rod, and the limiting insert block is provided with a limiting slot which is in plug-in fit with the positioning rod.
Compared with the prior art, the split type decompression mechanism for the flow interception of the pipeline flowing medium has the following beneficial effects:
1. the utility model provides a split type decompression mechanism for pipeline flowing medium cuts off flow, has the split type decompression flange blind plate's implementation and the application of usefulness of cutting off under flowing medium or the area pressure state in the pipeline, in actual construction process, under the condition that the trunk line valve is not tight, utilizes this decompression mechanism, successfully cuts off the pipeline medium to guaranteed construction quality, improved the security of operating efficiency and construction, thereby make welding condition reach the requirement.
2. The utility model provides a pipeline flowing medium cuts and uses split type decompression mechanism, in holistic installation, its circular blind plate adopts quick grafting location with the junction of flange, not only makes things convenient for the quick installation of circular blind plate, and the junction still is equipped with annular seal pad in addition and improves holistic sealed effect to improve closure leakproofness and effect, make things convenient for follow-up welding.
None of the parts of the device are the same as or can be implemented using prior art.
Drawings
FIG. 1 is a schematic diagram of the whole structure of a split type decompression mechanism for intercepting a pipeline flowing medium;
FIG. 2 is a side view of the whole structure of a split type decompression mechanism for intercepting a pipeline flowing medium, which is provided by the utility model;
FIG. 3 is a schematic view of a first view angle structure of a split-type decompression mechanism for intercepting a pipeline flowing medium according to the present utility model;
fig. 4 is a schematic diagram of a split structure of a split decompression mechanism for intercepting a pipeline flowing medium.
In the figure: 1. a pipe body; 2. a first flange; 3. an arc-shaped positioning plate; 4. a second flange; 5. a positioning groove; 6. a positioning key; 7. a flange plate waterline; 8. a mounting hole; 9. an annular gasket; 10. a circular blind plate; 11. a medium discharge hole; 12. a junction pipe; 13. a communicating pipe; 14. a flange ball valve; 15. a circular through groove; 16. a bolt; 17. a gasket; 18. fixing the arc plate; 19. a positioning rod; 20. and limiting the plug block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1:
in order to realize rapid interception and decompression, the split type decompression mechanism for intercepting a pipeline flowing medium is based on the problem that the high pressure of the existing pipeline medium fluid cannot be controlled, and comprises a first flange 2 welded on one side of a pipeline main body 1, a second flange 4 is arranged above the first flange 2, a flange waterline 7 is arranged on the outer wall of the same side of the first flange 2 and the second flange 4, a connecting component is arranged on one side of the flange waterline 7, mounting holes 8 distributed equidistantly are formed in the outer walls of the first flange 2 and the second flange 4, the connecting component comprises an annular sealing gasket 9 inserted into the inner wall of the flange waterline 7, the annular sealing gasket 9 is connected onto a circular blind plate 10, and circular through grooves 15 distributed in an annular mode at equal distance are formed in the circular blind plate 10;
by implementing and applying the split type decompression flange blind plate for intercepting flowing medium or under-pressure state in the pipeline, in the actual construction process, under the condition of loose closing of the main pipeline valve, the decompression mechanism is utilized to successfully intercept the pipeline medium, the construction quality is ensured, the operation efficiency and the construction safety are improved, and the welding condition meets the requirement.
The outer walls at two ends of the second flange 4 are respectively provided with a positioning groove 5, the outer walls at two ends of the first flange 2 are respectively welded with a positioning key 6, the positioning keys 6 and the positioning grooves 5 form plug-in fit, an arc-shaped positioning plate 3 is welded on the outer wall of one side of the first flange 2, which is close to the pipeline main body 1, the size of the arc-shaped positioning plate 3 is matched with the size of the inner wall of the pipeline main body 1, the connecting assembly further comprises a medium discharge hole 11 formed at the axis of the round blind plate 10, a connecting short pipe 12 is welded at the axis of the side wall of the round blind plate 10, a communicating pipe 13 is connected on the outer wall of the connecting short pipe 12 in a screwed manner, and the communicating pipe 13 is connected with a flange ball valve 14;
in the whole installation, the junction of its circular blind plate 10 and flange adopts quick grafting location, not only makes things convenient for the quick installation of circular blind plate 10, but also the junction still is equipped with annular sealing gasket 9 and improves holistic sealed effect to improve closure leakproofness and effect, make things convenient for follow-up welding.
When the split type flange is used, the arc-shaped locating plate 3 on one side of the first flange 2 of the split type flange is inserted into the inner wall of the pipeline main body 1, then the joint of the first flange 2 and the pipeline main body 1 is welded by utilizing a welding mechanism, the locating groove 5 of the second flange 4 is aligned with the locating key 6 after the welding is finished, the splicing treatment is finished on the second flange 4 and the first flange 2, the edge of the second flange 4 is welded after the installation is finished, the circular blind plate 10 connected with the annular sealing gasket 9 is aligned with the flange plate waterline 7 after the integral welding is finished, the bolt 16 is inserted into the installation hole 8 for fixing treatment, the gasket 17 is arranged at the joint for decompression protection treatment, the flange ball valve 14 with the communicating pipe 13 is connected outside the connecting short pipe 12 after the installation, the flange ball valve 14 is in an open state in the process of connection, and the flange ball valve 14 is closed for decompression control after the integral connection interception is finished.
Example 2:
as shown in fig. 1 to 4, the split-type decompression mechanism for intercepting a pipeline flowing medium is added with the following steps on the basis of the embodiment 1: the circular through grooves 15 and the inner walls of the mounting holes 8 are respectively provided with bolts 16 in a penetrating manner, gaskets 17 are arranged on one side, far away from the circular blind plates 10, of each bolt 16, symmetrically distributed limiting inserting blocks 20 are welded on the side walls of the first flange 2 and the second flange 4, symmetrically distributed fixed arc plates 18 are welded on the periphery of the circular blind plates 10, positioning rods 19 are welded on the fixed arc plates 18, limiting inserting grooves are formed in the limiting inserting blocks 20, and the limiting inserting grooves and the positioning rods 19 form plug-in fit;
the foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a split type decompression mechanism for pipeline flowing medium cuts flow, includes first flange (2) of welding in pipeline main part (1) one side, its characterized in that, the top of first flange (2) is provided with second flange (4), first flange (2) are opened with the same one side outer wall of second flange (4) has ring flange waterline (7), one side of ring flange waterline (7) is provided with coupling assembling, all open the outer wall of first flange (2) and second flange (4) has mounting hole (8) that the equidistance distributes, coupling assembling is including annular sealed pad (9) of grafting at ring flange waterline (7) inner wall, annular sealed pad (9) are connected on circular blind plate (10), it is circular logical groove (15) that the equidistance is annular distribution to open on circular blind plate (10).
2. The split type decompression mechanism for pipe flow medium flow interception according to claim 1, wherein the outer walls of two ends of the second flange (4) are provided with positioning grooves (5), the outer walls of two ends of the first flange (2) are welded with positioning keys (6), and the positioning keys (6) are in plug-in fit with the positioning grooves (5).
3. The split type decompression mechanism for the interception of pipeline flowing medium according to claim 1, wherein an arc-shaped locating plate (3) is welded on the outer wall of one side of the first flange (2) close to the pipeline main body (1), and the size of the arc-shaped locating plate (3) is matched with the size of the inner wall of the pipeline main body (1).
4. The split type decompression mechanism for intercepting flowing media of a pipeline according to claim 1, wherein the connecting assembly further comprises a medium discharge hole (11) formed in the axis of the round blind plate (10), a connecting short pipe (12) is welded at the axis of the side wall of the round blind plate (10), a communicating pipe (13) is connected to the outer wall of the connecting short pipe (12) in a threaded mode, and a flange ball valve (14) is connected to the communicating pipe (13).
5. The split type decompression mechanism for intercepting flowing media of a pipeline according to claim 4, wherein bolts (16) are arranged on the inner walls of the circular through grooves (15) and the mounting holes (8) in a penetrating mode, and gaskets (17) are arranged on one side, away from the circular blind plate (10), of the bolts (16).
6. The split type decompression mechanism for the flow medium interception of the pipeline according to claim 1, wherein the side walls of the first flange (2) and the second flange (4) are welded with limit inserts (20) which are symmetrically distributed, and the periphery of the circular blind plate (10) is welded with fixed arc plates (18) which are symmetrically distributed.
7. The split type decompression mechanism for pipe flowing medium flow interception according to claim 6, wherein a positioning rod (19) is welded on the fixed arc plate (18), and a limiting slot is formed on the limiting plug block (20), and the limiting slot and the positioning rod (19) form plug-in fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321827592.5U CN220470979U (en) | 2023-07-12 | 2023-07-12 | Split type decompression mechanism for pipe flow medium flow interception |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321827592.5U CN220470979U (en) | 2023-07-12 | 2023-07-12 | Split type decompression mechanism for pipe flow medium flow interception |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220470979U true CN220470979U (en) | 2024-02-09 |
Family
ID=89774328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321827592.5U Active CN220470979U (en) | 2023-07-12 | 2023-07-12 | Split type decompression mechanism for pipe flow medium flow interception |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220470979U (en) |
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2023
- 2023-07-12 CN CN202321827592.5U patent/CN220470979U/en active Active
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