CN219862959U - Exhaust device operation well for heat supply pipe network - Google Patents
Exhaust device operation well for heat supply pipe network Download PDFInfo
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- CN219862959U CN219862959U CN202321123943.4U CN202321123943U CN219862959U CN 219862959 U CN219862959 U CN 219862959U CN 202321123943 U CN202321123943 U CN 202321123943U CN 219862959 U CN219862959 U CN 219862959U
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- exhaust
- operation well
- pipeline
- well
- valve
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- 230000000149 penetrating effect Effects 0.000 claims abstract 2
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 238000010438 heat treatment Methods 0.000 claims description 13
- 239000011449 brick Substances 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000001447 compensatory effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model relates to an exhaust device operation well for a heat supply pipe network, which comprises a main heat supply pipe and two exhaust operation well shafts, wherein the outer side of the main heat supply pipe is connected with an exhaust pipe, the end part of the exhaust pipe penetrates into one of the exhaust operation well shafts and extends into the other exhaust operation well shaft along the horizontal direction penetrating through the inner wall of the exhaust operation well shaft, an exhaust valve A, an exhaust valve B and an exhaust valve C are respectively arranged on the exhaust pipe, an automatic exhaust valve is arranged at the end part of the exhaust pipe, and a standby exhaust valve is arranged at the outer side of the exhaust pipe. Through the setting of two exhaust operation well shafts, the exhaust operation well shaft adopts circular structure and the size is unanimous with exhaust operation well lid, and occupation space is little, simple to operate, structural design is reasonable, and the size reduces greatly, and site operation is simple and convenient, can practice thrift construction period, reduces engineering cost, and operating personnel can carry out the operation of opening and close of valve on ground during the operation simultaneously, is convenient for observe, does not need frequent well entering operation.
Description
Technical Field
The utility model relates to the technical field of heat supply, in particular to an exhaust device operation well for a heat supply pipe network.
Background
The heat supply pipe network exhaust device is mainly used for collecting gas in a pipeline and discharging the gas outwards, so that the operation safety of the pipe network is ensured, but the exhaust pipe in the existing heat supply pipeline is directly led out from the main pipeline, the exhaust pipe is easy to bend and break into pipe network leakage points in the operation process, the size of a well chamber of a gas release well is large, the work load of site construction is large, the construction period is long, the construction cost is high, operators also need to go back and forth to perform underground operation and observation, the operation is very inconvenient, and the problems that space limitation cannot be implemented in town blocks exist sometimes. In order to solve the problems, it is necessary to design an exhaust device operation well in a heat supply pipe network, wherein the exhaust device operation well has the advantages of reasonable structural design, low manufacturing cost, simple construction, safe operation of an exhaust pipeline and safe and convenient operation.
Disclosure of Invention
The utility model aims to provide the exhaust device operation well for the heating pipe network, which has the advantages of reasonable structural design, low manufacturing cost, simple construction, safe and convenient operation of an exhaust pipeline and safe and convenient operation.
In order to achieve the above object, the technical scheme of the present utility model is as follows.
An exhaust device operation well for a heating pipe network comprises a main heating pipe and two exhaust operation well shafts.
The outside of main heat supply pipeline is connected with exhaust pipe, and exhaust pipe's tip runs through in one of them exhaust operation well pit shaft and runs through its inner wall along the horizontal direction and extend to another exhaust operation well pit shaft in, installs exhaust valve A, exhaust valve B and exhaust valve C on the exhaust pipe respectively, and automatic discharge valve is installed to exhaust pipe's tip, and reserve exhaust valve is installed in exhaust pipe's the outside.
Brick piers are arranged in the two exhaust operation well shafts, and exhaust pipelines are arranged on the upper sides of the brick piers.
The inner wall of the exhaust operation well shaft is close to the upper end of the exhaust operation well shaft, a well ring is arranged on the well ring, and the height of the exhaust operation well cover is consistent with the height of the ground.
Therefore, through the arrangement of the two exhaust operation well shafts, the exhaust operation well shafts adopt a circular structure, the size of the exhaust operation well shafts is consistent with that of the exhaust operation well cover, the occupied space is small, the installation is convenient, the structural design is reasonable, the size is greatly reduced, the site construction is simple and convenient, the construction period can be saved, the engineering cost is reduced, meanwhile, operators can perform the opening and closing operation of the valve on the ground during the operation period, the observation is convenient, and the frequent well entering operation is not needed.
Further, the connection part of the exhaust pipeline and the main heat supply pipeline is arranged at the highest part of the outer surface of the main heat supply pipeline.
The junction is located the highest department of main heat supply pipeline surface, can conveniently weld, overhaul junction etc..
Further, the embedded section of the exhaust pipeline is installed in a Z-shaped natural compensation mode.
By means of the installation mode of the Z-shaped natural compensation, the safety of pipe network operation is improved.
Further, the exhaust valve C, the automatic exhaust valve and the standby exhaust valve are arranged in an exhaust operation well shaft where the end part of the exhaust pipeline is positioned, and the exhaust valve A and the exhaust valve B are arranged in another exhaust operation well shaft.
When exhausting, an operator can operate the valve on the ground, so that the exhaust condition can be observed at any time, and the operation is convenient and timely.
Further, the bottoms of the two exhaust operation well shafts are provided with exhaust operation well foundations, and the exhaust pipeline vertically penetrates through the exhaust operation well foundations and extends into the exhaust operation well shafts.
The two exhaust operation well shafts share one exhaust operation well foundation, so that when foundation settlement occurs at the operation well due to interference of other engineering, the pipeline can be ensured to be stressed consistently, and the pipeline is not easy to bend due to stress concentration.
Further, the inside of exhaust operation well basis is provided with steel pipe cover A perpendicularly, and steel pipe cover A cover is established in exhaust duct's outside, and the level is provided with steel pipe B between the relative inner wall of two exhaust operation well pit shafts, and steel pipe B cover is established in exhaust duct's outside.
Because the buried position of the exhaust pipeline is shallower, the arrangement of the steel pipe sleeve A and the steel pipe B can not only avoid bending due to the fact that the exhaust pipeline bears higher external load, but also protect the exhaust pipeline from being damaged by excavation of other projects.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is an enlarged schematic view of a in fig. 1.
Fig. 3 is an enlarged schematic view of B in fig. 1.
In the figure: 1. a main heating pipeline; 2. an exhaust duct; 3. an exhaust valve A; 4. an exhaust valve B; 5. an exhaust valve C; 6. an automatic exhaust valve; 7. a standby exhaust valve; 8. an exhaust operation well foundation; 9. a steel pipe sleeve A; 91. a steel pipe B; 10. brick piers; 11. exhausting the operation well lid; 12. a well ring; 13. venting the wellbore.
Description of the embodiments
The present utility model will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-3, an exhaust operation well for a heating pipe network comprises a main heating pipe 1 and two exhaust operation well shafts 13.
The outside of main heat supply pipe 1 is connected with exhaust pipe 2, and exhaust pipe 2's tip runs through to in one of them exhaust operation well pit shaft 13 and runs through its inner wall along the horizontal direction and extend to in another exhaust operation well pit shaft 13, installs exhaust valve A3, exhaust valve B4 and exhaust valve C5 on the exhaust pipe 2 respectively, and automatic discharge valve 6 is installed to exhaust pipe 2's tip, and reserve exhaust valve 7 is installed in exhaust pipe 2's outside.
The piers 10 are installed in the inside of both the exhaust operation well bores 13, and the exhaust pipes 2 are installed at the upper sides of the piers 10.
The inner wall of the exhaust operation well shaft 13 is provided with a well ring 12 near the upper end thereof, the well ring 12 is provided with an exhaust operation well cover 11, and the height of the exhaust operation well cover 11 is consistent with the height of the ground.
The nominal pipe diameter D of the exhaust pipe 2 is selected according to one tenth of the nominal diameter of the main heat supply pipe 1, but the minimum diameter is not lower than DN20, the exhaust pipe 2 is led out of the main heat supply pipe 1 and welded by adopting a socket, the cape is reinforced, the length of a vertical section pipe is not more than 10D of a brick pier, the exhaust pipe 2 is embedded into a section along the main heat supply pipe 1, the length is not less than 20D, a 90-degree elbow is led to the outer side of the main heat supply pipe 1, the length of the pipe is not less than 20D and not more than 50D, and finally the exhaust pipe is led into the shaft 13 of an exhaust operation well; the distance between the two exhaust operation well shafts 13 is not less than one meter, so that the safety of operators is ensured during exhaust, high-temperature high-pressure hot water is arranged in the main heat supply pipeline 1, and the high-pressure gas and the hot water in the pipeline are extruded out of the pipeline during exhaust, and the safety of the operators can be ensured at a distance of more than one meter; the exhaust valve A3 and the standby exhaust valve 7 are standby valves of the whole exhaust device, so that the stability and the safety of the exhaust device can be improved, the exhaust valve A3 is in a normally open state, and the standby exhaust valve 7 is in a normally closed state; and the exhaust operation well lid 11 adopts double-deck sealed wedge-shaped to agree with the well lid, the top cap adopts QT500-7 nodular cast iron material, supporting well seat adopts multi-functional "five proofings" to prevent louing, prevent jumping, theftproof, prevent falling, prevent displacement well seat, wedge agree with ensure that upper well lid can closely laminate with the well seat when closing, effectively prevent ground ponding to get into the well chamber, the sub-lid further plays sealed waterproof effect simultaneously, guarantee no ponding in the well, the sub-lid adopts glass steel material, further play sealed waterproof effect, guarantee no ponding in the well.
Specifically, the junction of exhaust duct 2 and main heat supply pipeline 1 sets up in the highest department of main heat supply pipeline 1 surface, and the junction is located the highest department of main heat supply pipeline 1 surface, can conveniently weld, overhaul junction etc..
Specifically, the embedded section of the exhaust pipeline 2 is installed in a Z-shaped natural compensatory manner, and the safety of pipe network operation is improved through the installation mode of the Z-shaped natural compensatory manner.
Specifically, the exhaust valve C5, the automatic exhaust valve 6 and the standby exhaust valve 7 are disposed in the exhaust operation well shaft 13 where the end portion of the exhaust pipe 2 is located, the exhaust valve A3 and the exhaust valve B4 are disposed in the other exhaust operation well shaft 13, at the initial stage of pipe network operation, an operator opens the exhaust valve C5 first, then opens the exhaust pipe of the exhaust valve B4 to exhaust air, when the exhaust valve B4 fails, the exhaust valve A3 can be replaced by the exhaust valve A3, when the exhaust valve C5 fails, the exhaust valve A3 or the exhaust valve B4 can be closed, the exhaust valve C5 can be closed after the exhaust valve C5 is replaced, the standby exhaust valve 7 is started, and at the moment, the pipe welding short pipe after the standby exhaust valve 7 is required to introduce the exhaust port to the safety place for exhaust.
Specifically, the bottom of two exhaust operation well pit shafts 13 is provided with exhaust operation well foundation 8, and exhaust pipeline 2 runs through exhaust operation well foundation 8 perpendicularly and extends to in the exhaust operation well pit shaft 13, and two exhaust operation well pit shafts 13 share an exhaust operation well foundation 8, when receiving other engineering interference and leading to the foundation settlement of operation well department to appear, can ensure that the pipeline atress is unanimous, is difficult for appearing stress concentration and leads to the pipeline to bend.
Specifically, the inside of exhaust operation well foundation 8 is provided with steel pipe cover A9 perpendicularly, and steel pipe cover A9 cover is established in the outside of exhaust duct 2, and the level is provided with steel pipe B91 between the relative inner wall of two exhaust operation well pit shafts 13, and steel pipe B91 cover is established in the outside of exhaust duct 2, and steel pipe cover A9 and steel pipe B91's pipe diameter all are two numbers bigger than exhaust duct 2's outer pillar pipe diameter, can avoid bending because of the pipeline bears higher external load, can also protect the pipeline from other engineering excavation damage pipelines, also can provide expansion space for exhaust duct 2 draws thermal expansion shrinkage to produce the micro displacement.
The foregoing detailed description of the utility model has been presented in conjunction with a specific embodiment, and it is not intended that the utility model be limited to such detailed description. Several equivalent substitutions or obvious modifications will occur to those skilled in the art to which this utility model pertains without departing from the spirit of the utility model, and the same should be considered to be within the scope of this utility model as defined in the appended claims.
Claims (6)
1. The utility model provides a heating is exhaust apparatus operation well for pipe network, includes main heating pipeline (1) and two exhaust operation well pit shafts (13), its characterized in that:
the outside of the main heat supply pipeline (1) is connected with an exhaust pipeline (2), the end part of the exhaust pipeline (2) penetrates into one exhaust operation well shaft (13) and extends into the other exhaust operation well shaft (13) along the horizontal direction penetrating through the inner wall of the exhaust operation well shaft, an exhaust valve A (3), an exhaust valve B (4) and an exhaust valve C (5) are respectively arranged on the exhaust pipeline (2), an automatic exhaust valve (6) is arranged at the end part of the exhaust pipeline (2), and a standby exhaust valve (7) is arranged at the outside of the exhaust pipeline (2);
a brick pier (10) is arranged in each of the two exhaust operation well shafts (13), and the exhaust pipeline (2) is arranged on the upper side of the brick pier (10);
the inner wall of the exhaust operation well shaft (13) is close to the upper end of the exhaust operation well shaft, a well ring (12) is arranged at the upper end of the exhaust operation well shaft, an exhaust operation well cover (11) is arranged on the well ring (12), and the height of the exhaust operation well cover (11) is consistent with the ground height.
2. An exhaust operation well for a heating network according to claim 1, wherein:
the connection part of the exhaust pipeline (2) and the main heat supply pipeline (1) is arranged at the highest position of the outer surface of the main heat supply pipeline (1).
3. An exhaust operation well for a heating network according to claim 2, wherein:
the embedded section of the exhaust pipeline (2) is installed in a Z-shaped natural compensation mode.
4. A heating network exhaust operation well according to claim 3, wherein:
the automatic exhaust valve C (5), the automatic exhaust valve (6) and the standby exhaust valve (7) are arranged in the exhaust operation well shaft (13) where the end part of the exhaust pipeline (2) is located, and the exhaust valve A (3) and the exhaust valve B (4) are arranged in the other exhaust operation well shaft (13).
5. An exhaust operation well for a heating network as claimed in claim 4, wherein:
the bottoms of the two exhaust operation well shafts (13) are provided with exhaust operation well bases (8), and the exhaust pipeline (2) vertically penetrates through the exhaust operation well bases (8) and extends into the exhaust operation well shafts (13).
6. An exhaust operation well for a heating network as recited in claim 5, wherein:
the inside of exhaust operation well basis (8) is provided with steel pipe cover A (9) perpendicularly, just steel pipe cover A (9) cover is established the outside of exhaust pipe (2), two the level is provided with steel pipe B (91) between the inner wall that exhaust operation well pit shaft (13) are relative, just steel pipe B (91) cover is established the outside of exhaust pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321123943.4U CN219862959U (en) | 2023-05-08 | 2023-05-08 | Exhaust device operation well for heat supply pipe network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321123943.4U CN219862959U (en) | 2023-05-08 | 2023-05-08 | Exhaust device operation well for heat supply pipe network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219862959U true CN219862959U (en) | 2023-10-20 |
Family
ID=88368462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321123943.4U Active CN219862959U (en) | 2023-05-08 | 2023-05-08 | Exhaust device operation well for heat supply pipe network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219862959U (en) |
-
2023
- 2023-05-08 CN CN202321123943.4U patent/CN219862959U/en active Active
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