CN216896754U - Anti-blocking structure for laying saturated steam drainage pipeline along ground - Google Patents
Anti-blocking structure for laying saturated steam drainage pipeline along ground Download PDFInfo
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- CN216896754U CN216896754U CN202220116970.8U CN202220116970U CN216896754U CN 216896754 U CN216896754 U CN 216896754U CN 202220116970 U CN202220116970 U CN 202220116970U CN 216896754 U CN216896754 U CN 216896754U
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Abstract
The utility model provides an anti-clogging structure for a saturated steam drainage pipeline laid along the ground, which comprises a water collecting pipe, wherein the water collecting pipe is arranged at a drainage point of the steam pipeline laid along the ground, the side edge of the lower part of the water collecting pipe is provided with a hole, the hole is used for connecting a drainage main pipe, the drainage main pipe comprises a drainage main pipe horizontal section group and a drainage main pipe vertical pipe, the water collecting pipe is communicated with the drainage main pipe vertical pipe through the drainage main pipe horizontal section group, the bottom of the drainage main pipe vertical pipe is provided with a drainage main pipe drainage outlet, the drainage main pipe horizontal section group is provided with a tee joint communicated with a drainage bypass branch pipe, the drainage bypass branch pipe comprises a first drainage branch pipe vertical pipe section, a drainage branch pipe horizontal section group and a second drainage branch pipe vertical pipe section, the bottom of the first drainage branch pipe vertical pipe section is communicated with the tee joint, and the top of the first drainage branch pipe vertical pipe section is communicated with the top of the drainage branch pipe vertical pipe through the drainage branch pipe horizontal section group, and a drainage branch pipe water outlet is formed in the bottom of the second drainage branch pipe vertical pipe section.
Description
Technical Field
The utility model relates to the field of saturated steam drain pipeline design, in particular to an anti-blocking structure for laying a saturated steam drain pipeline along the ground.
Background
Saturated steam conduit has produced a large amount of condensate water when the operation, when condensate water discharge is not smooth or the trap blocks up, can lead to a large amount of ponding in the steam conduit in time to discharge, and the pipeline often can appear vibrating, appears "water hammer" phenomenon when serious, and the filth can pollute saturated steam, and blocks up pipeline and pipe-line equipment, and this is very unfavorable to pipeline safe operation.
Because the lower end of the saturated steam pipeline laid along the ground is not provided with a sufficient height for arranging a drainage pipeline, the phenomenon that condensed water is not easy to discharge or the pollution discharge is not thorough often occurs.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art, provides an anti-blocking structure for laying a saturated steam drainage pipeline along the ground, and at least solves part of problems in the prior art.
The utility model is realized in the following way:
the utility model provides an anti-clogging structure for a saturated steam drainage pipeline laid along the ground, which comprises a water collecting pipe, wherein the water collecting pipe is arranged at a drainage point of the steam pipeline laid along the ground, the side edge of the lower part of the water collecting pipe is provided with a hole, the hole is used for connecting a drainage main pipe, the drainage main pipe comprises a drainage main pipe horizontal section group and a drainage main pipe vertical pipe, the water collecting pipe is communicated with the drainage main pipe vertical pipe through the drainage main pipe horizontal section group, the bottom of the drainage main pipe vertical pipe is provided with a drainage main pipe drainage outlet, the drainage main pipe horizontal section group is provided with a tee joint communicated with a drainage bypass branch pipe, the drainage bypass branch pipe comprises a first drainage branch pipe vertical pipe section, a drainage branch pipe horizontal section group and a second drainage branch pipe vertical pipe section, the bottom of the first drainage branch pipe vertical pipe section is communicated with the tee joint, and the top of the first drainage branch pipe vertical pipe section is communicated with the top of the drainage branch pipe vertical pipe through the drainage branch pipe horizontal section group, and a drainage branch pipe drainage outlet is formed in the bottom of the second drainage branch pipe vertical pipe section.
Further, the water collecting pipe is vertically arranged.
Further, the bottom of the water collecting pipe is provided with a flange and a flange cover.
Furthermore, the drain header horizontal segment group comprises a first drain header horizontal segment, a second drain header horizontal segment, a third drain header horizontal segment and a fourth drain header horizontal segment, the water collecting pipe is communicated with the second drain header horizontal segment through the first drain header horizontal segment, a first valve is arranged between the first drain header horizontal segment and the second drain header horizontal segment, the second drain header horizontal segment is communicated with the third drain header horizontal segment through the tee joint, the third drain header horizontal segment is communicated with the drain header vertical pipe through the fourth drain header horizontal segment, and a second valve is arranged between the third drain header horizontal segment and the fourth drain header horizontal segment.
Further, the first valve and the second valve are both manual gate valves.
Further, the drain branch horizontal segment group includes first drain branch horizontal segment, second drain branch horizontal segment, third drain branch horizontal segment, fourth drain branch horizontal segment, the top of first drain branch riser section is passed through first drain branch horizontal segment with second drain branch horizontal segment intercommunication, first drain branch horizontal segment with be equipped with manual trip valve between the second drain branch horizontal segment, the second drain branch horizontal segment passes through the third drain branch horizontal segment with fourth drain branch horizontal segment intercommunication, the third drain branch horizontal segment with be equipped with the trap between the fourth drain branch horizontal segment.
Further, the manual cut-off valve adopts a gate valve.
Further, the manual shut-off valve is disposed proximate to the drain manifold.
Furthermore, the drain valve adopts a slag discharge type drain valve.
The utility model has the following beneficial effects:
the anti-blocking structure for laying the saturated steam drain pipeline along the ground can effectively prevent the drain pipeline from being blocked, and is simple in structure and convenient to maintain.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of an anti-clogging structure for laying a saturated steam hydrophobic pipeline along the ground according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
As shown in fig. 1, an embodiment of the present invention provides an anti-clogging structure for a saturated steam drainage pipeline laid along a ground, including a water collecting pipe 2, where the water collecting pipe 2 is disposed at a drainage point where the steam pipeline 1 is laid along the ground, the water collecting pipe 2 is vertically disposed, a flange 3 and a flange cover are disposed at the bottom of the water collecting pipe 2, a hole is formed in a side edge of a lower portion of the water collecting pipe 2, the hole is used for connecting a drainage main pipe, the drainage main pipe includes a drainage main pipe horizontal segment group and a drainage main pipe vertical pipe 10, the water collecting pipe 2 is communicated with the drainage main pipe vertical pipe 10 through the drainage main pipe horizontal segment group, a drainage main pipe drainage port 11 is disposed at the bottom of the drainage main pipe vertical pipe 10, a tee 12 communicating with drainage bypass branch pipes is disposed on the drainage main pipe horizontal segment group, the drainage bypass branch pipes include a first drainage branch pipe vertical pipe segment 13, a drainage branch horizontal segment group, and a second drainage branch pipe vertical pipe segment 20, the bottom of the first drainage branch pipe standing section 13 is communicated with the tee joint 12, the top of the first drainage branch pipe standing section 13 is communicated with the top of the drainage branch pipe standing section 20 through the drainage branch pipe horizontal section group, and a drainage branch pipe water outlet 21 is formed in the bottom of the second drainage branch pipe standing section 20. The highest point of the drainage bypass branch pipe is not higher than the lowest point of the steam pipeline 1.
The utility model provides a simple and practical anti-blocking design structure for laying a saturated steam drain pipeline along the ground on the basis of the actual situation on the spot, the design is favorable for discharging the dirt in the pipeline, simultaneously the blocking of a drain valve is prevented, the maintenance is particularly convenient, and the anti-blocking design structure has certain exploration significance for preventing the blocking of the drain pipeline.
The drain main horizontal segment group comprises a first drain main horizontal segment 4, a second drain main horizontal segment 6, a third drain main horizontal segment 7 and a fourth drain main horizontal segment 9, the water collecting pipe 2 passes through the first drain main horizontal segment 4 and the second drain main horizontal segment 6 are communicated, a first manual gate valve 5 is arranged between the first drain main horizontal segment 4 and the second drain main horizontal segment 6, the second drain main horizontal segment 6 passes through a tee joint 12 and the third drain main horizontal segment 7 are communicated, the third drain main horizontal segment 7 passes through the fourth drain main horizontal segment 9 and the drain main vertical pipe 10 are communicated, the third drain main horizontal segment 7 and the fourth drain main horizontal segment 9 are provided with a second manual gate valve 8, and the gate valves are favorable for pollution discharge and are not easy to block.
The horizontal segment group of the drainage branch pipe comprises a first horizontal segment 14 of the drainage branch pipe, a second horizontal segment 16 of the drainage branch pipe, a third horizontal segment 17 of the drainage branch pipe and a fourth horizontal segment 19 of the drainage branch pipe, the top of the vertical segment 13 of the first drainage branch pipe is communicated with the first horizontal segment 14 of the drainage branch pipe and the second horizontal segment 16 of the drainage branch pipe, a manual cut-off valve 15 is arranged between the first horizontal segment 14 of the drainage branch pipe and the second horizontal segment 16 of the drainage branch pipe, the manual cut-off valve 15 adopts a gate valve, the manual cut-off valve 15 is close to the arrangement close to the drainage main and prevents sewage from entering the drainage branch pipe when the drainage main discharges the sewage, the second horizontal segment 16 of the drainage branch pipe is communicated with the third horizontal segment 17 of the drainage branch pipe and the fourth horizontal segment 19 of the drainage branch pipe, a drainage valve 18 is arranged between the third horizontal segment 17 of the drainage branch pipe and the fourth horizontal segment 19 of the drainage branch pipe, the drain valve adopts a slag discharge type drain valve.
In fig. 1, a drain main vertical pipe 10, a first drain branch vertical pipe section 13 and a second drain branch vertical pipe section 20 are all vertically arranged, and in fig. 1, a first drain main horizontal section 4, a second drain main horizontal section 6, a third drain main horizontal section 7, a fourth drain main horizontal section 9, a first drain branch horizontal section 14, a second drain branch horizontal section 16, a third drain branch horizontal section 17 and a fourth drain branch horizontal section 19 are all horizontally arranged.
The utility model provides an anti-blocking design structure for laying a saturated steam drainage pipeline along the ground, wherein a water collecting pipe 2 is arranged at a drainage point of a steam pipeline 1 laid along the ground, the water collecting pipe 2 is as long as possible, and a flange 3 and a flange cover are arranged at the lower end of the water collecting pipe 2. A hole is formed in the side edge of the lower part of the water collecting pipe 2 and is used for being connected with a drainage main pipe, the drainage main pipe sequentially comprises a first drainage main pipe horizontal section 4, a second drainage main pipe horizontal section 6, a third drainage main pipe horizontal section 7, a fourth drainage main pipe horizontal section 9, a drainage main pipe vertical pipe 10 and a drainage main pipe water outlet 11, and a manual gate valve is arranged between the first drainage main pipe horizontal section 4 and the second drainage main pipe horizontal section 6 and between the third drainage main pipe horizontal section 7 and the fourth drainage main pipe horizontal section 9 respectively; a tee joint 12 is arranged between the second drain main horizontal section 6 and the third drain main horizontal section 7, a drain bypass branch pipe is led out through the tee joint 12, the drain bypass branch pipe sequentially comprises a first drain branch pipe vertical section 13, a first drain branch pipe horizontal section 14, a second drain branch pipe horizontal section 16, a third drain branch pipe horizontal section 17, a fourth drain branch pipe horizontal section 19, a second drain branch pipe vertical section 20 and a drain branch pipe water outlet 21, a stop valve is arranged between the first drain branch pipe horizontal section 14 and the second drain branch pipe horizontal section 16, and a drain valve is arranged behind the third drain branch pipe horizontal section 17. The highest point of all the drainage branch pipes is not higher than the lowest point of the steam pipeline. The main drain pipe mainly plays a role in starting drainage and pollution discharge, and the branch drain pipe plays a role in drainage.
When the steam pipeline is not less than DN200, the water collecting pipe is not less than DN125, which is convenient for manual cleaning; the drain main pipe is connected out from the side part of the water collecting pipe 2, the pipe diameter of the drain main pipe is not less than DN50, the sum of the lengths of the first drain main pipe horizontal section 4, the second drain main pipe horizontal section 6 and the third drain main pipe horizontal section 7 is not less than 1000mm, valves on the drain main pipe are gate valves, and the gate valves are beneficial to sewage discharge and are not easy to block; the drain branch pipe is upwards connected out of the drain main pipe and is a bypass of the drain main pipe, a cut-off valve is arranged on the horizontal section 14 of the first drain branch pipe, and the cut-off valve is close to the drain main pipe as much as possible so as to prevent sewage from entering the drain branch pipe when the drain main pipe discharges sewage; the riser height of the first drainage branch riser section 13 is such that the highest point of the whole drainage branch is lower than the lowest point of the saturated steam pipeline; the pipe diameter of the drain branch pipe is considered according to the type selection of the drain valve, the cut-off valve on the drain branch pipe should adopt a gate valve as much as possible, when no proper specification exists, other valves which are not suitable for blocking and have the cut-off function are adopted for replacement, and the drain valve adopts a slag discharge type drain valve.
As shown in fig. 1, a steam pipeline 1 is laid along the ground, is very close to the ground, and serves as a target for a hydrophobic pipeline; the water collecting pipe 2, the flange 3 and the flange cover form a condensed water collecting pipe which plays a role in collecting condensed water; the horizontal section 4 of the first drainage header pipe to the drainage header pipe drainage port 11 form a drainage header pipe which plays a role in draining and starting drainage; the tee joint 12 to the drainage branch pipe drainage port 21 are drainage branch pipes and bear normal drainage functions.
When the steam pipeline is constructed, all valves are closed.
When the steam pipeline is subjected to a hydrostatic test or accumulated water needs to be drained, the steam pipeline 1 is usually dirty, the first manual gate valve 5 and the second manual gate valve 8 are fully opened, and drainage is drained through the drainage main pipe. And the manual cut-off valve 15 is closed to prevent sewage from entering the drain branch pipe to pollute the drain valve.
When the steam pipeline starts draining in a hot test, the steam pipeline 1 is still clean at the moment, the manual cut-off valve 15 is closed, the first manual gate valve 5 is fully opened, the opening degree of the second manual gate valve 8 is adjusted according to the draining amount, drainage is guaranteed to be timely discharged, and steam loss is reduced.
When the steam pipeline is clean and is converted into normal drainage, the first manual gate valve 5 is opened, the second manual gate valve 8 is closed, the manual cut-off valve 15 is opened, and at the moment, condensed water in the horizontal sections 7 from the water collecting pipe 2 to the third drainage main pipe enters the drainage branch pipe and is discharged after passing through the drainage valve 18. During normal operation, especially in the early stages of pipeline production, the second manual gate valve 8 should be opened periodically to drain the condensate and sediment that cannot be drained from the pipeline.
When the steam trap is blocked or the steam trap 18 needs to be replaced, the manual cut-off valve 15 is closed according to the mode of starting drainage, the first manual gate valve 5 is fully opened, the opening degree of the second manual gate valve 8 is adjusted according to the drainage quantity, and the operation of replacing or dredging the steam trap is carried out under the condition of ensuring normal drainage of a steam pipeline.
When the drain main pipe behind the first manual gate valve 5 is blocked or the second manual gate valve 8 and the manual cut-off valve 15 need to be replaced, the first manual gate valve 5 is closed, the steam pipeline is enabled to drain water in a pause mode within a short time, and the pipeline is quickly dredged or the second manual gate valve 8 and the manual cut-off valve 15 are replaced.
When the water collecting pipe 2 is blocked, the flange 3 and the flange cover are opened during the period of production stop, and dredging operation is carried out.
Details not described in this specification are within the skill of the art that are well known to those skilled in the art.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. The utility model provides a lay hydrophobic pipeline of saturated steam along ground and prevent blockking up structure which characterized in that: comprises a water collecting pipe, the water collecting pipe is arranged at a drainage point of a steam pipeline laid along the ground, the side edge of the lower part of the water collecting pipe is provided with a hole, the opening is used for connecting a drainage main pipe, the drainage main pipe comprises a drainage main pipe horizontal section group and a drainage main pipe vertical pipe, the water collecting pipe is communicated with the vertical pipe of the drainage main pipe through the horizontal section group of the drainage main pipe, the bottom of the vertical pipe of the drainage main pipe is provided with a drainage main pipe water outlet, the drainage main pipe horizontal segment group is provided with a tee joint communicated with the drainage bypass branch pipe, the drainage bypass branch pipe comprises a first drainage branch pipe vertical pipe section, a drainage branch pipe horizontal segment group and a second drainage branch pipe vertical pipe section, the bottom of the first drain branch pipe vertical pipe section is communicated with the tee joint, the top of the first drain branch pipe vertical pipe section is communicated with the top of the drain branch pipe vertical pipe section through the drain branch pipe horizontal section group, and a drain branch pipe water outlet is formed in the bottom of the second drain branch pipe vertical pipe section.
2. A blockage-preventing structure for laying a saturated steam hydrophobic pipeline along the ground as recited in claim 1 wherein: the water collecting pipe is vertically arranged.
3. A blockage-preventing structure for laying a saturated steam hydrophobic pipeline along the ground as recited in claim 1 wherein: and a flange cover are arranged at the bottom of the water collecting pipe.
4. A blockage-preventing structure for laying a saturated steam hydrophobic pipeline along the ground as recited in claim 1 wherein: the drain header horizontal segment group comprises a first drain header horizontal segment, a second drain header horizontal segment, a third drain header horizontal segment and a fourth drain header horizontal segment, the water collecting pipe passes through the first drain header horizontal segment and the second drain header horizontal segment is communicated, a first valve is arranged between the first drain header horizontal segment and the second drain header horizontal segment, the second drain header horizontal segment passes through the tee joint and the third drain header horizontal segment is communicated, the third drain header horizontal segment passes through the fourth drain header horizontal segment and the drain header pipe is communicated, and a second valve is arranged between the third drain header horizontal segment and the fourth drain header horizontal segment.
5. An anti-clogging structure for laying a saturated steam hydrophobic pipeline along the ground as claimed in claim 4, wherein: the first valve and the second valve are both manual gate valves.
6. A blockage-preventing structure for laying a saturated steam hydrophobic pipeline along the ground as recited in claim 1 wherein: the drain branch horizontal segment group includes first drain branch horizontal segment, second drain branch horizontal segment, third drain branch horizontal segment, fourth drain branch horizontal segment, the top of first drain branch riser section is passed through first drain branch horizontal segment with second drain branch horizontal segment intercommunication, first drain branch horizontal segment with be equipped with manual trip valve between the second drain branch horizontal segment, the second drain branch horizontal segment passes through the third drain branch horizontal segment with fourth drain branch horizontal segment intercommunication, the third drain branch horizontal segment with be equipped with the trap between the fourth drain branch horizontal segment.
7. An anti-clogging structure for laying a saturated steam hydrophobic pipeline along the ground as claimed in claim 6, wherein: the manual cut-off valve adopts a gate valve.
8. An anti-clogging structure for laying a saturated steam hydrophobic pipeline along the ground as claimed in claim 6, wherein: the manual cut-off valve is close to and is close to the drainage main pipe.
9. An anti-clogging structure for laying a saturated steam hydrophobic pipeline along the ground as claimed in claim 6, wherein: the drain valve adopts a slag discharge type drain valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220116970.8U CN216896754U (en) | 2022-01-17 | 2022-01-17 | Anti-blocking structure for laying saturated steam drainage pipeline along ground |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220116970.8U CN216896754U (en) | 2022-01-17 | 2022-01-17 | Anti-blocking structure for laying saturated steam drainage pipeline along ground |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216896754U true CN216896754U (en) | 2022-07-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220116970.8U Active CN216896754U (en) | 2022-01-17 | 2022-01-17 | Anti-blocking structure for laying saturated steam drainage pipeline along ground |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216896754U (en) |
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2022
- 2022-01-17 CN CN202220116970.8U patent/CN216896754U/en active Active
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