CN217503043U - Be used for direct-burried hot water pipeline gas release pipe compensation structure - Google Patents
Be used for direct-burried hot water pipeline gas release pipe compensation structure Download PDFInfo
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- CN217503043U CN217503043U CN202220847657.1U CN202220847657U CN217503043U CN 217503043 U CN217503043 U CN 217503043U CN 202220847657 U CN202220847657 U CN 202220847657U CN 217503043 U CN217503043 U CN 217503043U
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Abstract
The utility model discloses a be used for direct-burried hot-water line bleeder compensation structure, including hot-water line, and locate the last bleeder of hot-water line still locates including burying in soil and cover the first protective tube outside the bleeder, the internal diameter of first protective tube is greater than the external diameter of bleeder. To the technical problem that the steam release pipe leads to the welding seam fracture to reveal with burying ground hot water finished product insulating tube junction atress, the utility model provides a be used for directly burying hot water pipeline steam release pipe compensation structure, it can absorb the horizontal displacement of steam release pipe, has protected the welding seam of junction between steam release pipe and the person in charge.
Description
Technical Field
The utility model relates to a heat supply pipe network technical field, concretely relates to be used for direct-burried hot-water line to put trachea compensation structure.
Background
The buried thick-wall gas release pipe is inserted into and welded with the opening of the inner core steel pipe of the hot water pipeline, and the welding of a bearing platform at the joint is reinforced; the thick wall gas release pipe heat preservation adopts the polyurethane tile piece, and the outer jacket adopts the multilayer winding of glass fiber cloth, refers to figure 1, and this kind of connected mode takes place the gas release pipe often in reality and forms the displacement with soil along with hot water pipeline thermal stretching, and the junction atress welding seam fracture is revealed.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved by the utility model
To the technical problem that the steam release pipe leads to the welding seam fracture to reveal with burying ground hot water finished product insulating tube junction atress, the utility model provides a be used for directly burying hot water pipeline steam release pipe compensation structure, it can absorb the horizontal displacement of steam release pipe, has protected the welding seam of junction between steam release pipe and the person in charge.
2. Technical scheme
In order to solve the above problem, the utility model provides a technical scheme does:
the utility model provides a be used for direct-burried hot water pipeline gas release pipe compensation structure, includes hot water pipeline, and locates gas release pipe on the hot water pipeline still includes to bury in soil and the cover is located the first protective tube outside the gas release pipe, the internal diameter of first protective tube is greater than the external diameter of gas release pipe.
Optionally, the first protective pipe is one of a double-walled corrugated pipe, a PE pipe, and a PVC pipe.
Optionally, the exhaust pipe further comprises a second protection pipe sleeved outside the exhaust pipe, the second protection pipe is fixedly connected to the hot water pipeline, the inner diameter of the first protection pipe is larger than the outer diameter of the second protection pipe, and the second protection pipe is filled with a heat insulation material.
Optionally, an anticorrosive layer is arranged on the outer wall of the second protection pipe.
Optionally, the second protection pipe is a steel sleeve and is fixedly connected to the hot water pipeline in a welding and sealing manner.
Optionally, the opening of the second protection tube is provided with a first sealing end cap.
Optionally, a heat insulation layer is arranged on the outer side of the hot water pipeline, and a second sealing end cap is arranged at the connecting position of the second protection pipe and the heat insulation layer.
Optionally, the first and second sealing end caps are both PE shrink end caps.
Optionally, the corrosion protection layer is a PE corrosion protection layer.
Optionally, the thermal insulation material is a polyurethane foam material.
3. Advantageous effects
Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:
this be arranged in direct-burried hot water pipeline bleeder compensation structure the space that forms in the first protective tube allows the bleeder along with the formation displacement of being responsible for the thermal expansion, has absorbed the horizontal displacement of bleeder, has protected the welding seam of junction between bleeder and the person in charge, and the whole quality of engineering has been improved greatly to convenient, practical, the easy construction of above measure.
Drawings
Fig. 1 is a schematic structural view of a conventional directly-buried hot water pipeline exhaust pipe proposed in the background art of the present invention;
fig. 2 is a schematic structural view of a compensation structure for a directly-buried hot water pipeline exhaust pipe according to an embodiment of the present invention;
fig. 3 is a partial schematic view of a compensation structure for a directly-buried hot water pipeline exhaust pipe according to an embodiment of the present invention;
1. a hot water pipe; 2. discharging the air pipe; 3. a first protective tube; 4. a second protection tube; 5. a thermal insulation material; 6. an anticorrosive layer; 7. a first sealing end cap; 8. a heat-insulating layer; 9. a second sealing end cap.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "fixed," "disposed," "secured" or "disposed" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Further, when one element is considered to be "fixedly connected" to another element, the two elements may be fixed by way of detachable connection, or may be fixed by way of non-detachable connection, such as socket connection, snap connection, integrally formed fixation, welding, etc., which can be realized in the prior art, and thus are not cumbersome. When an element is perpendicular or nearly perpendicular to another element, it is desirable that the two elements are perpendicular, but some vertical error may exist due to manufacturing and assembly effects. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a single embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The references to "first" and "second" in the present invention do not denote any particular quantity or order, but rather are merely used to distinguish one name from another.
With reference to fig. 2-3, the compensation structure for the directly-buried hot water pipe vent pipe of the embodiment includes a hot water pipe 1, and a vent pipe 2 disposed on the hot water pipe 1, wherein the hot water pipe 1 is buried in soil, a heat insulating layer 8 is disposed on an outer side of the hot water pipe 1, the heat insulating layer 8 is made of polyurethane, the vent pipe 2 is fixedly welded to the hot water pipe 1 and is communicated with an inside of the hot water pipe 1, the compensation structure further includes a first protection pipe 3 buried in soil and sleeved outside the vent pipe 2, the first protection pipe 3 is one of a double-wall corrugated pipe, a PE pipe and a PVC pipe, and an inner diameter of the first protection pipe 3 is larger than an outer diameter of the vent pipe 2; the space formed in the first protection pipe 3 allows the air release pipe 2 to move along with the thermal expansion of the heat preservation layer 8, so that the phenomenon that the joint of the air release pipe 2 and the hot water pipeline 1 is cracked and leaked due to stress is avoided, and the engineering quality is further guaranteed.
As the utility model discloses an alternative, still locate including the cover the outer second protection tube 4 of bleeder 2, second protection tube 4 is the steel casing pipe, and lower extreme welded seal link firmly in on the hot-water line 1, the internal diameter of first protection tube 3 is greater than the external diameter of second protection tube 4, first protection tube 3 can be along with bleeder 2 together position in first protection tube 3, the intussuseption of second protection tube 4 is filled with insulation material 5, insulation material 5 is polyurethane foam, on the basis of guaranteeing the heat preservation effect, protects the welding seam of bleeder 2 and hot-water line 1 junction.
As the utility model discloses an alternative, do not corroded in order to protect second protection tube 4, prolong its life, be equipped with anticorrosive coating 6 on the outer wall of second protection tube 4, anticorrosive coating 6 is the PE anticorrosive coating.
As the utility model discloses an alternative, the upper end opening part of second protection tube 4 is equipped with first sealed end cap 7, because the lower extreme of second protection tube links firmly with 1 welded seal of hot-water line, consequently need not set up first sealed end cap 7 again, simultaneously, the hookup location of second protection tube 4 and heat preservation 8 is equipped with second sealed end cap 9, first sealed end cap 7 and second sealed end cap 9 are PE shrink end cap, through the setting of first sealed end cap 7 and second sealed end cap 9, can effectually prevent that soil moisture from getting into bleeding pipe 2 and heat preservation 8.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides a be used for direct-burried hot water pipeline gas release pipe compensation structure which characterized in that: including hot water pipeline, and locate the last gas release pipe of hot water pipeline still including burying in soil and overlapping and locating the first protective tube outside the gas release pipe, the internal diameter of first protective tube is greater than the external diameter of gas release pipe.
2. The compensation structure of claim 1, wherein the expansion pipe comprises: the first protection pipe is one of a double-wall corrugated pipe, a PE pipe and a PVC pipe.
3. The compensation structure of claim 1, wherein the expansion pipe comprises: the hot water pipeline heat insulation device is characterized by further comprising a second protection pipe sleeved outside the air release pipe, the second protection pipe is fixedly connected to the hot water pipeline, the inner diameter of the first protection pipe is larger than the outer diameter of the second protection pipe, and heat insulation materials are filled in the second protection pipe.
4. A compensating structure for a directly buried hot water pipe vent pipe according to claim 3, wherein: and an anticorrosive layer is arranged on the outer wall of the second protection pipe.
5. A compensating structure for a directly buried hot water pipe vent pipe according to claim 3, wherein: the second protection pipe is a steel sleeve and is fixedly connected to the hot water pipeline in a welding and sealing mode.
6. A compensating structure for a directly buried hot water pipe vent pipe according to claim 3, wherein: and a first sealing end cap is arranged at the opening of the second protection tube.
7. The compensation structure of claim 6, wherein the expansion pipe comprises: the outside of hot water pipeline is equipped with the heat preservation, the hookup location of second protection tube and heat preservation is equipped with second sealed end cap.
8. The compensation structure of claim 7, wherein the expansion pipe comprises: the first sealing end cap and the second sealing end cap are both PE shrink end caps.
9. The compensation structure of claim 4, wherein the expansion pipe comprises: the anticorrosive coating is a PE anticorrosive coating.
10. A compensating structure for a directly buried hot water pipe vent pipe according to claim 3, wherein: the heat insulation material is a polyurethane foam material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220847657.1U CN217503043U (en) | 2022-04-13 | 2022-04-13 | Be used for direct-burried hot water pipeline gas release pipe compensation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220847657.1U CN217503043U (en) | 2022-04-13 | 2022-04-13 | Be used for direct-burried hot water pipeline gas release pipe compensation structure |
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| Publication Number | Publication Date |
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| CN217503043U true CN217503043U (en) | 2022-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220847657.1U Active CN217503043U (en) | 2022-04-13 | 2022-04-13 | Be used for direct-burried hot water pipeline gas release pipe compensation structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114962846A (en) * | 2022-04-13 | 2022-08-30 | 浙江城建煤气热电设计院股份有限公司 | Be used for direct-burried hot water pipeline air release pipe compensation structure |
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2022
- 2022-04-13 CN CN202220847657.1U patent/CN217503043U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114962846A (en) * | 2022-04-13 | 2022-08-30 | 浙江城建煤气热电设计院股份有限公司 | Be used for direct-burried hot water pipeline air release pipe compensation structure |
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