CN211821746U - Centralized gas supply system for boiler installation in construction site - Google Patents
Centralized gas supply system for boiler installation in construction site Download PDFInfo
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- CN211821746U CN211821746U CN202020392681.1U CN202020392681U CN211821746U CN 211821746 U CN211821746 U CN 211821746U CN 202020392681 U CN202020392681 U CN 202020392681U CN 211821746 U CN211821746 U CN 211821746U
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Abstract
The utility model relates to an engineering construction equipment technical field specifically is a construction site boiler installation is with concentrated gas supply system, including a set of or multiunit air supply unit, air supply unit divides the gas package through the air feed of all the way or multichannel air feed area connection, and the air feed divides the gas package to connect through the air supply line with the gas distribution gas package, is connected with all the way or the multichannel air feed area with the gas distribution gas package. Compared with the prior traditional construction method, through a plurality of times of experimental verification, the utility model discloses saved the expense that hoist and mount and transport oxygen, acetylene cylinder produced, the site operation organization management and civilized construction of being convenient for have avoided because of hoist and mount gas cylinder, the on-the-spot potential safety hazard of placing the gas cylinder and producing, device simple structure, and convenient to use has improved work efficiency, has shortened construction cycle, has reduced engineering construction cost.
Description
Technical Field
The utility model relates to an engineering construction equipment technical field specifically is a centralized gas supply system is used in job site boiler installation.
Background
In the process of installing large and medium-sized power station boilers, most of cutting work adopts a flame cutting type gas cutting process, most commonly oxygen-acetylene flame type gas cutting, and the process needs a large amount of oxygen and acetylene gas, so that the gas supply is one of the force energy supplies which need to be considered in the installation of the power station boilers.
The utility boiler has the characteristics of high height, bulky, and boiler installation operation area is big, and the process volume that needs the cutting is big, the gas consumption is many, and traditional power supply is, reaches the boiler different operation layers through perpendicular transport passage with oxygen cylinder, acetylene gas cylinder and is under construction, and this method transport hoist and mount gas cylinder takes time and takes a lot of work, and there is the potential safety hazard in perpendicular transportation. In addition, a large number of gas cylinders are arranged on different operation layers of the boiler, so that potential safety hazards are easily caused, the space of a boiler platform is occupied, and the site construction, organization and management and civilized construction are inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model provides a job site boiler installation is with concentrated gas supply system, under the circumstances of guaranteeing air feed quality, raising the efficiency, convenient and fast is gaseous to boiler body installation supply oxygen and acetylene, guarantees that the construction goes on smoothly.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a construction site boiler installation is with concentrated gas supply system, includes a set of or multiunit air supply unit, and air supply unit is connected with the gas unit through one kind or multichannel air feed area connection gas feed branch gas package, and gas feed branch gas package is connected with one kind or multichannel air feed area through gas supply line, with gas feed branch gas package. In the above-mentioned structure, air supply unit and air feed gas distribution bag set up on ground, and the gas distribution bag sets up in the place nearer apart from using the gas unit for using the gas unit air feed through above-mentioned structure, need not to remove air supply unit or carry, provides work efficiency and security.
A vertical steel frame structure can be arranged on a boiler installation site or other high construction sites, and the gas distribution air bag is installed on a steel frame to provide gas for each layer of construction site.
The gas supply pipeline is buried on the ground, and the gas supply pipeline above zero meters is vertically laid along the steel frame according to the height of the boiler.
Specifically, the steel frame is connected with an angle iron bracket, and the angle iron bracket is connected with the gas supply pipeline through a pipe clamp.
The air supply air distribution bag is supported by one or more upright posts, the upper parts of the upright posts are connected with the holding clamps, and the holding clamps are sleeved outside the air supply air distribution bag.
The air supply and distribution bag is of a cylindrical structure, and end sockets are arranged at two ends of the air supply and distribution bag.
The gas source device adopts a gas cylinder.
The gas supply sub-air bag is provided with a gas supply control valve, the gas supply sub-air bag is connected with a gas supply belt through the gas supply control valve, the gas supply sub-air bag is provided with a gas control valve, and the gas supply sub-air bag is connected with the gas belt through the gas control valve.
The utility model discloses can set up the gaseous supply of a set of or multiunit, different gaseous supplies set up a circuit respectively, to boiler installation job site, gaseous oxygen and acetylene gas are mainly chooseed for use.
The air supply device comprises an oxygen air supply device, the oxygen air supply device is connected with an oxygen air supply air distribution bag through one or more paths of oxygen air supply belts, the oxygen air supply air distribution bag is connected with the oxygen air distribution bag through an oxygen air supply pipeline, and the oxygen air distribution bag is connected with one or more paths of oxygen air supply belts.
The air supply device comprises an acetylene air supply device, the acetylene air supply device is connected with an acetylene air supply gas distribution bag through one or more acetylene air supply bands, the acetylene air supply gas distribution bag is connected with an acetylene air distribution bag through an acetylene air supply pipeline, and the acetylene air distribution bag is connected with one or more acetylene air supply bands.
The utility model discloses the beneficial effect who reaches is:
compared with the prior traditional construction method, through a plurality of times of experimental verification, the utility model discloses saved the expense that hoist and mount and transport oxygen, acetylene cylinder produced, the site operation organization management and civilized construction of being convenient for have avoided because of hoist and mount gas cylinder, the on-the-spot potential safety hazard of placing the gas cylinder and producing, device simple structure, and convenient to use has improved work efficiency, has shortened construction cycle, has reduced engineering construction cost.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a view in the direction E of FIG. 1;
FIG. 3 is a view in the direction A of FIG. 1;
FIG. 4 is a view from the direction B of FIG. 1;
FIG. 5 is a cross-sectional view T-T of FIG. 3;
FIG. 6 is a cross-sectional view M-M of FIG. 2;
FIG. 7 is an R-view of FIG. 6;
fig. 8 is an S-direction view of fig. 6.
In the figure: 1. a steel frame; 2. a cage; 3. an oxygen source device; 4. an oxygen supply and distribution bag; 5. an acetylene gas source device; 6. acetylene gas supply and distribution bag; 7. an oxygen supply conduit; 8. an acetylene gas supply line; 9. an angle iron bracket; 10. a pipe clamp; 11. a gas distribution bag for oxygen; 12. a gas distribution bag for acetylene; 13. a gas supply control valve; 14. an oxygen supply zone; 15. an acetylene gas supply zone; 16. an oxygen pressure gauge; 17. an acetylene pressure gauge; 18. a gas band for oxygen; 19. a gas band for acetylene; 20. a base plate; 21. a column; 22. and (6) clamping.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b):
as shown in figure 1, the centralized gas supply system for boiler installation in a construction site comprises a gas source device, wherein the gas source device is a gas cylinder, and the gas cylinder is arranged in a cage 2. The pressure gauge is installed to the gas cylinder, and the manometer is from taking the pressure reducer, can adjust the pressure of gas cylinder to usable interval.
The air supply device is connected with the air supply and distribution bag through one path or multiple paths of air supply belts, the air supply and distribution bag is connected with the air supply and distribution bag through an air supply pipeline, the air supply and distribution bag is connected with one path or multiple paths of air supply belts, and the air supply belts are connected with the air supply units.
The gas supply and distribution bag has the same structure and comprises a seamless steel pipe, and two ends of the seamless steel pipe are respectively connected with end sockets. The supporting structure of air supply air distribution bag and air supply air distribution bag is the same, and comprises two upright posts 21, the bottom of the upright posts 21 is connected with a bottom plate 20, the upper parts of the upright posts 21 are connected with clasps 22, the clasps 22 are of circular structures and are provided with fastening bolts, and the clasps 22 are sleeved outside the air supply air distribution bag.
A vertical steel frame 1 structure can be arranged on a boiler installation site or other construction sites with heights, and a gas distribution air bag is arranged on the steel frame 1 to provide gas for each layer of construction site.
The gas supply pipeline adopts seamless steel pipe, and the gas supply pipeline adopts the ground mode of burying on ground, and the gas supply pipeline of the part above zero meter lays along steelframe 1 perpendicularly according to the height of boiler.
Specifically, the steel frame 1 is connected with an angle iron bracket 9, and the angle iron bracket 9 is connected with the air supply pipeline through a U-shaped pipe clamp 10.
The gas supply sub-air bag is provided with a gas supply control valve 13, the gas supply sub-air bag is connected with a gas supply belt through the gas supply control valve 13, the gas supply sub-air bag is provided with a gas control valve, and the gas supply sub-air bag is connected with the gas belt through the gas control valve.
In this embodiment, two sets of gas supplies are provided, the gas mainly selects oxygen and acetylene gas, and different gas supplies are respectively provided with a line, specifically:
the oxygen gas supply system comprises an oxygen gas source device 3, the oxygen gas source device 3 is connected with an oxygen gas supply gas distribution bag 4 through a four-way oxygen gas supply belt 14, the oxygen gas supply gas distribution bag 4 is connected with an oxygen gas distribution bag 11 through an oxygen gas supply pipeline 7, and the oxygen gas distribution bag 11 is connected with one-way or multi-way oxygen gas belt 18.
The acetylene gas source device 5 is connected with an acetylene gas supply gas distribution bag 6 through a four-way acetylene gas supply belt 15, the acetylene gas supply gas distribution bag 6 is connected with an acetylene gas distribution bag 12 through an acetylene gas supply pipeline 8, and the acetylene gas distribution bag 12 is connected with one-way or multi-way acetylene gas supply belts 19.
The oxygen gas supply zone 14 and the oxygen gas supply zone 18 are black in appearance, and the acetylene gas supply zone 15 and the acetylene gas supply zone 19 are red in appearance.
Utilize the utility model discloses the process to boiler installation centralized gas supply as follows:
the cage 2 for storing oxygen and acetylene gas cylinders is arranged near the boiler body, so that the pressure drop loss in the gas supply process is reduced as much as possible, and the distance between the two cages 2 is larger than 5 m.
An oxygen cylinder and an acetylene cylinder are respectively put in the respective cages 2. An oxygen pressure gauge 16 is arranged on the oxygen cylinder, and an acetylene pressure gauge 17 is arranged on the acetylene cylinder.
The special oxygen gas supply gas distribution bag 4, the oxygen gas distribution bag 11, the acetylene gas supply gas distribution bag 6 and the acetylene gas distribution bag 12 are manufactured, the gas distribution bags are manufactured by phi 57 x 3.5 seamless steel pipes, the length of each gas distribution bag is 600mm, and end sockets are welded at two ends of each gas distribution bag.
The oxygen gas supply gas distribution bag 4 and the acetylene gas supply gas distribution bag 6 are supported by the upright post 21 and fixed by the clasping clamp 22. Four air supply control valves 13 are installed on each sub-gas bag, an oxygen supply belt 14 is outwards connected to each air supply control valve 13 of the oxygen supply sub-gas bag 4 and is connected with an oxygen cylinder, an acetylene supply belt 15 is outwards connected to each air supply control valve 13 of the acetylene gas supply sub-gas bag 6 and is connected with the acetylene cylinder, and each air supply sub-gas bag can be connected with four air cylinders and simultaneously supplies air to the air supply sub-gas bag.
The gas supply pipeline adopts a seamless steel pipe with the material of phi 32 x 2.5 made of 20# steel, and oxygen and acetylene gas are respectively laid on the oxygen gas supply pipeline 7 and the acetylene gas supply pipeline 8.
Laying buried gas supply pipelines, adopting a buried mode from an oxygen gas supply gas distribution bag 4 and an acetylene gas supply gas distribution bag 6 to pipeline laying of 0m of a boiler, wherein the buried depth of the gas supply pipelines is about 1 m, the buried pipelines require three-oil and two-cloth anti-corrosion treatment, backfill soil is tamped by fine sand-medium sand-stone layered backfill, a road-crossing part is buried and then a steel plate which is 20mm is laid above the road-crossing part, the steel plate stretches across the road and prevents a passing vehicle from deforming or fracturing the pipelines. The position of the buried pipeline is provided with a warning mark in a segmented mode.
The air supply pipeline with the height of more than 0 meter is vertically laid along the upright post of the steel frame 1 according to the height of the boiler, and the air supply pipeline is fixed by angle steel brackets 9 and U-shaped pipe clamps 10 at intervals.
The method is characterized in that gas using areas of 0 meter, 21 meter and 32 meter layers of a boiler are provided with an oxygen gas distribution bag 11 and an acetylene gas distribution bag 12, each gas distribution bag is provided with four control valves, the control valve on the oxygen gas distribution bag 11 is externally connected with an oxygen gas belt 18 to each gas using point, and the control valve on the acetylene gas distribution bag 12 is externally connected with an acetylene gas belt 19 to each gas using point.
Before air supply, the oxygen gas supply pipeline 7 and the acetylene gas supply pipeline 8 adopt compressed air to blow and clean the pipelines, and then a pressure test of 0.5MPa is carried out to ensure that each welding opening on the pipelines, the welding openings of the gas distribution bags and the control valves have no air leakage.
When the device is used, the pipeline is required to be filled with gas before normal use, the pressure reducer on the oxygen pressure gauge 16 is adjusted to adjust the air pressure to 0.3MPa, the pressure reducer on the acetylene pressure gauge 17 is adjusted to adjust the air pressure to 0.05MPa, and after the pressure is adjusted, the centralized gas supply device is used for supplying gas to each operation layer of the boiler.
Claims (10)
1. The utility model provides a construction site boiler installation is with concentrated gas supply system which characterized in that, includes a set of or multiunit air supply unit, and air supply unit is through one way or multichannel air feed area connection air feed gas distribution package, and air feed gas distribution package is through air feed pipeline connection air feed gas distribution package, and air feed gas distribution package is connected with one way or multichannel air feed area.
2. The centralized gas supply system for construction site boiler installation according to claim 1, wherein the gas-distributing air bag is installed on a steel frame.
3. The concentrated gas supply system for construction site boiler installation according to claim 2, wherein the gas supply duct is laid along a steel frame.
4. The centralized gas supply system for boiler installation on a construction site as claimed in claim 3, wherein an angle bracket is connected to the steel frame, and the angle bracket is connected to the gas supply pipeline through a pipe clamp.
5. The centralized gas supply system for boiler installation in the construction site as claimed in claim 1, wherein the gas supply and distribution bag is supported by one or more columns, the upper part of the column is connected with a clamp, and the clamp is sleeved outside the gas supply and distribution bag.
6. The centralized gas supply system for boiler installation on the construction site as claimed in claim 1, wherein the gas supply and distribution bag is of a cylindrical structure, and end sockets are arranged at two ends of the gas supply and distribution bag.
7. The centralized gas supply system for construction site boiler installation according to claim 1, wherein the gas source device employs a gas cylinder.
8. The centralized gas supply system for installation of a boiler at a construction site according to claim 1, wherein a gas supply control valve is installed on the gas supply sub-drum, and a gas control valve is installed on the gas supply sub-drum.
9. The centralized gas supply system for installation of the boiler at the construction site according to claim 1, wherein the gas source device comprises an oxygen gas source device, the oxygen gas source device is connected with an oxygen gas supply sub-bag through one or more oxygen gas supply bands, the oxygen gas supply sub-bag is connected with an oxygen gas supply sub-bag through an oxygen gas supply pipeline, and the oxygen gas supply sub-bag is connected with one or more oxygen gas bands.
10. The centralized gas supply system for installation of the boiler at the construction site according to claim 1, wherein the gas source device comprises an acetylene gas source device, the acetylene gas source device is connected with an acetylene gas supply sub-package through one or more acetylene gas supply bands, the acetylene gas supply sub-package is connected with an acetylene gas supply sub-package through an acetylene gas supply pipeline, and the acetylene gas supply sub-package is connected with one or more acetylene gas supply bands.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020392681.1U CN211821746U (en) | 2020-03-24 | 2020-03-24 | Centralized gas supply system for boiler installation in construction site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020392681.1U CN211821746U (en) | 2020-03-24 | 2020-03-24 | Centralized gas supply system for boiler installation in construction site |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211821746U true CN211821746U (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020392681.1U Active CN211821746U (en) | 2020-03-24 | 2020-03-24 | Centralized gas supply system for boiler installation in construction site |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211821746U (en) |
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2020
- 2020-03-24 CN CN202020392681.1U patent/CN211821746U/en active Active
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