CN220957352U - Gas concentrated diffusing device - Google Patents
Gas concentrated diffusing device Download PDFInfo
- Publication number
- CN220957352U CN220957352U CN202322677341.XU CN202322677341U CN220957352U CN 220957352 U CN220957352 U CN 220957352U CN 202322677341 U CN202322677341 U CN 202322677341U CN 220957352 U CN220957352 U CN 220957352U
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- Prior art keywords
- diffusing
- pipe
- concentrated
- scattered
- gas
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- 238000005070 sampling Methods 0.000 claims abstract description 15
- 239000011148 porous material Substances 0.000 claims description 15
- 238000009792 diffusion process Methods 0.000 claims description 9
- 239000003034 coal gas Substances 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 2
- 239000012141 concentrate Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229960004887 ferric hydroxide Drugs 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a centralized gas diffusing device, relates to the technical field of gas diffusing devices, and aims to solve the problem that the existing gas diffusing pipe has larger potential safety hazard; the utility model is arranged on an operation platform provided with a main gas pipeline, the lower end of a concentrated diffusing pipe is provided with a bottom plate, the bottom plate is provided with through holes the same as the number of the scattered diffusing pipes, and each through hole is connected with an air outlet at the upper end of one scattered diffusing pipe; the upper end of the centralized diffusing pipe is fixedly provided with a rain-proof cap, and the upper end of the rain-proof cap is fixedly provided with a lightning protection device; the periphery of the concentrated diffusing pipe is fixedly provided with a plurality of lifting lugs, and each lifting lug is erected on the bracket; one end of each scattered pipe, which is far away from the concentrated scattered pipe, is communicated with the main gas pipeline, and a block valve and an analysis sampling device are respectively arranged above the operation platform of each scattered pipe; the lightning protection device does not need to struggle ropes, is easy to fix firmly, and avoids potential safety hazards.
Description
Technical Field
The utility model relates to the technical field of gas diffusing devices, in particular to a gas centralized diffusing device.
Background
In a gas system, a gas diffusing pipe is often arranged due to gas replacement, purging and the like. Because of the toxicity and fire prevention of the coal gas, certain requirements are made on the arrangement of the coal gas diffusing pipe, for example, 7.3.1.2 regulations of the safety regulations of industrial enterprises (GB 6222-2005), the diffusing pipe orifice should be higher than the coal gas pipeline, equipment and walking board by 4m and not less than 10m from the ground. In practical engineering, the pipe diameter of the gas diffusing pipe is smaller, the length of the vertical pipe is longer, and the long-term influence of wind load and the like is easy to cause strength or fatigue damage, so that the gas diffusing pipe is generally fixed by using struggle ropes, and in fig. 1, a plurality of existing gas diffusing pipes are simple in structure and are generally fixedly arranged at the upper end of a gas main pipe positioned on an operation platform, and a manual valve and an analysis sampling device are arranged on the pipe, so that the struggle ropes can be ensured to play a role only when the stress angle between the struggle ropes and the gas diffusing pipe is within a certain range; the utility model patent with the publication number of CN205136946U and the name of a concentrated diffusing pipe discloses a structure in which three lacing plates are uniformly distributed on the outer surface of the diffusing pipe along the circumferential direction, each lacing plate is fixedly connected on a foundation through a stay wire, and the stay wire in the patent is the fixing structure.
But the site is often limited due to the site, the positions of the diffusing pipes are scattered, the quantity is more, the proper fixing points of struggle ropes are difficult to find, the fixing effect of struggle ropes is affected, and the huge potential safety hazard of dumping of the gas diffusing pipes exists.
Meanwhile, the existing gas diffusing device has the following problems:
(1) The manual valve and the analysis sampling device are arranged on the gas diffusing pipeline, but the pipe diameter of a main gas pipe is large, an operator is not easy to open and close the valve and sample, a platform is required to be arranged alone for aloft operation, the investment cost is increased, the risk of falling at the high position of the operator is also brought, and potential safety hazards exist;
(2) The gas diffusing pipeline is an independent high-rise building, the gas is a combustible medium, potential safety hazards of lightning accidents exist, and the existing gas diffusing pipeline is not easy to set with a lightning protection device.
In summary, a gas concentration and diffusion device is needed to solve the problems.
Disclosure of utility model
The utility model aims to provide a centralized gas diffusing device, which solves the problem that the existing gas diffusing pipe has larger potential safety hazard.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the gas concentrated diffusing device is arranged on an operation platform provided with a gas main pipeline and comprises concentrated diffusing pipes, a plurality of scattered diffusing pipes and a bracket fixedly arranged on the operation platform; the lower end of the concentrated diffusing pipe is provided with a bottom plate, the bottom plate is provided with through holes the same as the number of the scattered diffusing pipes, and each through hole is connected with an air outlet at the upper end of one scattered diffusing pipe; the upper end of the centralized diffusing pipe is fixedly provided with a rain-proof cap, a gap is reserved between the centralized diffusing pipe and the rain-proof cap for air outlet, and the upper end of the rain-proof cap is fixedly provided with a lightning protection device; the periphery of the concentrated diffusing pipe is fixedly provided with a plurality of lifting lugs, and each lifting lug is erected on the bracket; one end of the scattered pipes, which is far away from the concentrated scattered pipes, is communicated to the main gas pipeline, and a block valve and an analysis sampling device are respectively arranged above the operation platform for each scattered pipe.
Preferably, the upper end of the bottom plate is positioned in the concentrated diffusing pipe and is filled with porous materials which do not react with gas, and the porous materials are used for dispersing and uniformly distributing gas flows from different concentrated diffusing pipes.
Preferably, the porous material is a honeycomb-shaped pore plate or a container with iron pensonii hydroxide inside, and a plurality of ventilation holes communicated with the inside and the outside of the container are uniformly distributed on the surface of the container.
Preferably, the support is frame-shaped and surrounds the periphery of the concentrated diffusing pipe, at least 3 lifting lugs are arranged, the lifting lugs are distributed in a circumferential array by taking the central line of the concentrated diffusing pipe as an axis and are welded and fixed with the concentrated diffusing pipe, and the lifting lugs are only erected on the support or welded and fixed with the support after being erected.
Preferably, the lifting lugs are provided with a plurality of groups, each group is provided with 4 lifting lugs and is located at the same height, the lower end of the lifting lug of each group is provided with a circle of frame for supporting the lifting lug of each group, and the height interval of the lifting lugs of the adjacent groups is 3-5 meters.
Preferably, the lightning protection device is welded and fixed with the rain hat, and the lightning protection device is connected to the lightning protection grounding grid of the whole factory.
Preferably, the heights of the isolation valve and the analysis sampling device from the upper end of the operation platform are not more than 2 meters.
Preferably, the gas centralized diffusing device is fixedly arranged at one corner of the operation platform; the scattered pipes are provided with at least three scattered pipes which are respectively connected to the front part of the butterfly valve of the main gas pipeline, the rear part of the blind plate valve and between the butterfly valve and the blind plate valve.
Compared with the prior art, the utility model has the beneficial effects that:
1. This coal gas is concentrated and is diffused device, easily fixed and fixed firm need not to struggle rope everywhere and acts as go-between, has solved that the coal gas is diffused the pipeline and has used struggle rope fixed time not have suitable fixed point, fixed unstable, has the problem of empting accident potential safety hazard, can avoid struggling rope occupation operation platform space to lead to in disorder inconvenient operation simultaneously.
2. The gas centralized diffusing device integrates and guides the gas isolating valve and the analysis sampling device to the convenient operation part, solves the problems that the gas diffusing pipeline valve and the analysis sampling operation are difficult, and an operation platform is additionally arranged, so that the investment of enterprises can be reduced, and the construction period is shortened.
3. The gas centralized diffusing device is provided with the lightning protection device, so that the problem that the gas diffusing pipeline is not easy to be provided with the lightning protection device and has potential safety hazards of lightning accidents is solved.
Drawings
FIG. 1 is a schematic perspective view of a mounting position of a gas diffusion pipe in the prior art;
FIG. 2 is a schematic structural view of a concentrated diffusing device according to the present utility model;
fig. 3 is a schematic perspective view of the installation position of the present utility model.
In the figure: 1. a concentrated diffusing pipe; 2. a dispersion tube; 3. a rain cap; 4. a lightning protection device; 5. a block valve; 6. an analysis sampling device; 7. lifting lugs; 8. a porous material; 9. a bottom plate.
Detailed Description
Referring to fig. 1, in order to facilitate control of valve elements, operation sampling, etc., the position of the existing gas diffusing pipe is generally set at the operation platform where the main gas pipe is located, specifically, the upper end of the main gas pipe on the platform, each diffusing pipe needs to be separately set with more than three struggle ropes to ensure firm fixation, but in many cases, the space on the operation platform is limited, struggle ropes cannot be set according to a completely ideal uniform distribution mode, so that the even more disordered stay wire mode as shown in fig. 1 appears, and the struggle ropes are limited in space and are difficult to achieve the problem of ensuring firm struggle rope angle; in addition, because originally diffuse the pipe setting and just be higher in the gas main pipe upper end, in order to ensure the fixed stability of struggle rope again, it is difficult to set up lightning protection device in diffuse the pipe upper end again, has also led to the potential safety hazard of thunderbolt.
In order to thoroughly avoid various safety problems in the background art, as shown in fig. 2 and 3, the utility model provides a gas centralized diffusing device which is still arranged on an operating platform provided with a gas main pipeline and comprises a centralized diffusing pipe 1, a plurality of scattered diffusing pipes 2 and a bracket fixedly arranged on the operating platform; the lower end of the concentrated diffusing pipe 1 is provided with a bottom plate 9 which is provided with through holes the same as the number of the scattered diffusing pipes 2, and each through hole is connected with an air outlet at the upper end of one scattered diffusing pipe 2; the upper end of the centralized diffusing pipe 1 is fixedly provided with a rain cap 3, a gap is reserved between the two for air outlet, the upper end of the rain cap 3 is fixedly provided with a lightning protection device 4, and the lightning protection device 4 can be welded and fixed with the rain cap 3, and the lightning protection device 4 can be connected into an original whole-plant lightning protection grounding grid, so that the lightning safety hidden trouble of the diffusing device is eliminated; a plurality of lifting lugs 7 are fixedly arranged on the periphery of the concentrated diffusing pipe 1, and each lifting lug 7 is erected on the bracket; one end of the scattered pipes 2, which are far away from the concentrated scattered pipes 1, is communicated to the main gas pipeline, each scattered pipe 2 is provided with a block valve 5 and an analysis sampling device 6 above the operation platform respectively, and for convenient operation, the height of the block valve 5 and the analysis sampling device 6 from the upper end of the operation platform is not more than 2 meters, and more preferably, the scattered pipes are arranged at the height of 1-1.5m, such as about 1.3m, from the operation platform, so that the scattered pipes can be controlled and sampled in a concentrated manner, are convenient to operate, and the operation platform is not required to be additionally and independently arranged.
In order to disperse and even the air flow from different scattered dispersing pipes 2 and eliminate the mutual interference between the air flows during the concentrated dispersing, the porous material 8 is filled in the concentrated dispersing pipe 1 at the upper end of the bottom plate 9, and the porous material 8 can not react with the gas, such as iron-based, silicon-based and other materials, and can be used for reference, the porous material 8 can be a honeycomb pore plate, a container or carrier with filling materials such as pensony ferric hydroxide and the like inside can also be used, and a large number of ventilation holes communicated with the inside and the outside of the container are uniformly distributed on the surface of the porous material, and the pore diameter is required to ensure that the filling materials are not leaked.
In a preferred embodiment, as shown in fig. 2, the bracket may be frame-shaped and surrounds the periphery of the concentrated diffusing pipe 1, at least 3 lifting lugs 7 are arranged and distributed in a circumferential array with the central line of the concentrated diffusing pipe 1 as an axis and are welded and fixed with the concentrated diffusing pipe 1, and the lifting lugs 7 are only erected on the bracket or welded and fixed with the bracket after being erected. According to the overall height condition, the lifting lugs 7 can be further provided with a plurality of groups, each group is provided with 4 lifting lugs and located at the same height, the lower end of the height of each group of lifting lugs 7 is provided with a circle of frame for supporting each group of lifting lugs 7, and the height spacing between the lifting lugs 7 of the adjacent groups is 3-5 meters.
In addition, generally, the scattered pipe 2 is provided with at least three pieces, and is respectively connected to the front part of the butterfly valve of the main gas pipeline, the back part of the blind plate valve and between the butterfly valve and the blind plate valve, so that the needs of analysis and sampling are preferably met, the scattered device is preferably fixedly arranged at one corner of the operation platform in a referential manner, so that enough operation space is reserved, the sampling and control operation are more convenient, and the scattered pipe 2 can be arranged through the floor of the operation platform as shown in fig. 3.
The above is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the technical scope of the present utility model should be covered by the present utility model. Therefore, the protection scope of the present utility model should be defined by the claims.
The present utility model is not described in detail in the present application, and is well known to those skilled in the art.
Claims (8)
1. The utility model provides a coal gas concentrates and diffuses device, sets up on the operation platform that is equipped with the coal gas trunk line, its characterized in that: comprises a concentrated diffusing pipe (1), a plurality of scattered diffusing pipes (2) and a bracket fixedly arranged on an operation platform; the lower end of the concentrated diffusing pipe (1) is provided with a bottom plate (9) which is provided with through holes the same as the number of the scattered diffusing pipes (2), and each through hole is connected with an air outlet at the upper end of one scattered diffusing pipe (2); the upper end of the concentrated diffusing pipe (1) is fixedly provided with a rain cap (3), a gap is reserved between the concentrated diffusing pipe and the rain cap for air outlet, and the upper end of the rain cap (3) is fixedly provided with a lightning protection device (4); the periphery of the concentrated diffusing pipe (1) is fixedly provided with a plurality of lifting lugs (7), and each lifting lug (7) is erected on the bracket; one end of the scattered dispersing pipe (2) far away from the concentrated dispersing pipe (1) is communicated to the main gas pipeline, and a block valve (5) and an analysis sampling device (6) are respectively arranged above the operation platform of each scattered dispersing pipe (2).
2. The gas concentration and diffusion device according to claim 1, wherein: the upper end of the bottom plate (9) is positioned in the concentrated diffusing pipe (1) and is filled with a porous material (8) which does not react with gas, and the porous material is used for dispersing and homogenizing air flows from different scattered diffusing pipes (2).
3. The gas concentration and diffusion device according to claim 2, wherein: the porous material (8) is a honeycomb-shaped pore plate or a container with iron pensonii hydroxide inside, and a plurality of ventilation holes communicated with the inside and the outside of the container are uniformly distributed on the surface of the container.
4. The gas concentration and diffusion device according to claim 1, wherein: the support is frame-shaped, surrounds the periphery of the concentrated diffusing pipe (1), is provided with at least 3 lifting lugs (7), is distributed in a circumferential array by taking the central line of the concentrated diffusing pipe (1) as an axis and is welded and fixed with the concentrated diffusing pipe (1), and the lifting lugs (7) are only erected on the support or are welded and fixed with the support after being erected.
5. The gas concentration and diffusion device according to claim 4, wherein: the lifting lugs (7) are provided with a plurality of groups, each group is provided with 4 lifting lugs and is located at the same height, the lower end of the lifting lug (7) of each group is provided with a circle of frame for supporting each group of lifting lugs (7), and the height interval between the lifting lugs (7) of the adjacent groups is 3-5 meters.
6. The gas concentration and diffusion device according to claim 1, wherein: the lightning protection device (4) is welded and fixed with the rain hat (3), and the lightning protection device (4) is connected to the whole-factory lightning protection grounding grid.
7. The gas concentration and diffusion device according to claim 1, wherein: the heights of the isolating valve (5) and the analysis sampling device (6) from the upper end of the operation platform are not more than 2 meters.
8. The gas concentration and diffusion device according to claim 1, wherein: the gas centralized diffusing device is fixedly arranged at one corner of the operation platform; the scattered dispersing pipes (2) are provided with at least three, and are respectively connected to the front part of the butterfly valve of the main gas pipeline, the rear part of the blind plate valve and between the butterfly valve and the blind plate valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322677341.XU CN220957352U (en) | 2023-10-08 | 2023-10-08 | Gas concentrated diffusing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322677341.XU CN220957352U (en) | 2023-10-08 | 2023-10-08 | Gas concentrated diffusing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220957352U true CN220957352U (en) | 2024-05-14 |
Family
ID=90979885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322677341.XU Active CN220957352U (en) | 2023-10-08 | 2023-10-08 | Gas concentrated diffusing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220957352U (en) |
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2023
- 2023-10-08 CN CN202322677341.XU patent/CN220957352U/en active Active
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