CN212930534U - Novel geothermal well vertical buried pipe - Google Patents
Novel geothermal well vertical buried pipe Download PDFInfo
- Publication number
- CN212930534U CN212930534U CN202021764116.XU CN202021764116U CN212930534U CN 212930534 U CN212930534 U CN 212930534U CN 202021764116 U CN202021764116 U CN 202021764116U CN 212930534 U CN212930534 U CN 212930534U
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- Prior art keywords
- pipe
- connecting plate
- shaped
- geothermal well
- plate
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- 238000007667 floating Methods 0.000 claims abstract description 12
- 238000005452 bending Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 230000008878 coupling Effects 0.000 abstract description 4
- 238000010168 coupling process Methods 0.000 abstract description 4
- 238000005859 coupling reaction Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 230000003139 buffering effect Effects 0.000 abstract 1
- 239000002689 soil Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002352 surface water Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000272165 Charadriidae Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
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- Supports For Pipes And Cables (AREA)
Abstract
The utility model provides a novel geothermal well buries pipe perpendicularly, including two U type tubular bodies, two U type tubular bodies include four single tubes, single-tube side evenly is provided with a plurality of archs protrudingly, four single-tube bottoms are provided with square connection platform, the bottom of connecting the platform is provided with the coupling of U type, the both ends of coupling are connected with a single tube respectively, be provided with anti subassembly that floats on two U type tubular bodies, anti subassembly that floats includes square connecting plate, be provided with the breach on the side of connecting plate, breach department activity articulates there is the ratchet board, the ratchet board is "check mark" type, the center of connecting plate is provided with criss-cross buffering hole. The utility model discloses a design of connecting the platform and anti-floating assembly has effectively improved the anti compressive capacity that floats of two U type bodys, makes it bury the in-process with having higher stability to protruding effectual heat transfer area that increases through the design arch, heat transfer performance is better, reasonable in design, simple structure is fit for extensive the popularization.
Description
Technical Field
The utility model belongs to the technical field of ground source heat pump engineering equipment, especially, relate to a novel perpendicular buried pipe of geothermal well.
Background
The ground source heat pump is a heat supply central air conditioning system which takes rock and soil mass, stratum soil, underground water or surface water as a low-temperature heat source and consists of a water ground source heat pump unit, a geothermal energy exchange system and a system in a building. According to different forms of geothermal energy exchange systems, the ground source heat pump system is divided into a buried pipe ground source heat pump system, a ground water ground source heat pump system and a surface water ground source heat pump system. The ground source heat pump heating air-conditioning system mainly comprises an outdoor ground source heat exchange system, a ground source heat pump host system and an indoor tail end system. The buried pipe comprises a horizontal buried pipe and a vertical buried pipe. The vertical buried pipe has small occupied area and higher space utilization rate.
The prior patent technology CN200920211896.2 discloses an anti-pulling ground source heat pump buried pipe end structure, which comprises a double-U-shaped vertical buried pipe heat exchanger, wherein the outside of the bottom end of the heat exchanger is wrapped with a layer of columnar concrete, and the upper end of the concrete column is provided with a step with an enlarged radial dimension. The utility model discloses it is obvious to prevent pulling out the effect, can guarantee perpendicular pipe installation quality, guarantees the safety of whole soil heat exchanger system. However, this device has a problem in that the underground pipe has to be further improved against the buoyancy and pressure of the coating in the ground; moreover, the side surface of the buried pipe is basically a relatively smooth circumferential surface, and the size of the surface area has certain influence on the heat exchange capability of the buried pipe.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the technical problem that foretell buried pipe exists, provide a reasonable in design, simple structure, anti high and the better novel geothermal well vertical buried pipe of heat transfer performance of compressive capacity that floats.
In order to achieve the above purpose, the technical solution adopted by the present invention is that, the novel geothermal well vertical buried pipe provided by the present invention comprises a double U-shaped pipe body, the double U-shaped pipe body comprises four single pipes, the side of the single pipe is uniformly provided with a plurality of arch-shaped protrusions, the direction of the arch-shaped protrusions is the same as that of the single pipe, the bottom of the four single pipes is provided with a square connecting table, the center of the connecting table is provided with a central hole, the outer side of the central hole on the connecting table is provided with four side holes, the bottom of the connecting table is provided with a U-shaped pipe joint connected with the side holes, both ends of the pipe joint are respectively connected with a single pipe, the double U-shaped pipe body is provided with an anti-floating assembly, the anti-floating assembly comprises a square connecting plate, the center of the connecting plate is provided with a cross-shaped, the ratchet plate is movably hinged to the notch and is in a V shape, and the ratchet plate comprises a tooth body extending towards the outer side of the connecting plate in a bending mode and a tooth tail extending towards the inner side of the connecting plate in a bending mode.
Preferably, the cross-sectional curve of the arch-shaped protrusion is 1/2 elliptical arc.
Preferably, the side surfaces of the two ends of the single pipe are provided with annular grooves, the annular groove at the bottom end of the single pipe extends into the pipe joint from the side hole, the position, close to the annular groove, of the single pipe is provided with a flange plate, and the flange plate is connected with the connecting platform flange.
Preferably, the connecting plate is provided with a connecting hole connected with the single tube, and the connecting hole is tightly matched with the single tube.
Compared with the prior art, the utility model discloses an advantage lies in with positive effect:
1. the utility model provides a novel geothermal well is buried pipe perpendicularly adopts the anti compressive capacity that floats that has effectively improved two U type bodys of the design of connecting platform and anti subassembly that floats, makes it bury the in-process with having higher stability to through design arch increase effectual heat transfer area, heat transfer performance is better, reasonable in design, simple structure is fit for extensive popularization.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is an isometric view of a novel geothermal well vertical buried pipe provided by an embodiment;
FIG. 2 is a front view of the novel geothermal well vertical buried pipe provided by the embodiment;
FIG. 3 is a top view of the novel geothermal well vertical buried pipe provided by the embodiment;
in the above figures, 1, a double U-shaped pipe body; 11. a single tube; 12. an arch-shaped bulge; 13. an annular groove;
14. a flange plate; 15. a pipe joint; 2. a connecting table; 21. a central bore; 22. a side hole; 3. an anti-float component; 31. a connecting plate; 32. a ratchet plate; 321. a tooth body; 322. a tooth tail; 33. and a buffer hole.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" used herein refer to the same directions as the drawings, and do not limit the structure.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
In the embodiment, as shown in fig. 1, fig. 2 and fig. 3, the utility model provides a novel geothermal well vertical buried pipe, including a double U-shaped pipe body 1, the double U-shaped pipe body 1 includes four single pipes 11, the side of the single pipe 11 is uniformly provided with a plurality of arch-shaped protrusions 12, the direction of the arch-shaped protrusions 12 is the same as that of the single pipe 11, the bottom of the four single pipes 11 is provided with a square connecting platform 2, the center of the connecting platform 2 is provided with a central hole 21, the connecting platform is provided with four side holes 22 at the outer side of the central hole, the bottom of the connecting platform 2 is provided with a U-shaped pipe joint 15 connected with the side holes, both ends of the pipe joint 15 are respectively connected with one single pipe 11, the double U-shaped pipe body 1 is provided with an anti-floating assembly 3, the anti-floating assembly 3 includes a square connecting plate 31, the center of the connecting plate 31 is provided with a cross-, the ratchet plate is in a 'v' shape, and the ratchet plate 32 includes a tooth body 321 curved and extended toward the outer side of the connection plate and a tooth tail 322 curved and extended toward the inner side of the connection plate. In the device, the single pipe 11 is connected with the pipe joint 15 to form the main body part of the double-U-shaped pipe body, the assembly type connection structure is adopted, the manufacturing difficulty is reduced, the connecting platform 2 between the single pipe 11 and the pipe joint 15 can play a role in pulling prevention, and the stability of the device in the underground process is improved; meanwhile, the anti-floating component 3 is used as a second component for preventing the pulling-out, the tooth body 321 of the ratchet plate can abut against the side surface of the single pipe 11 in the process of lowering the whole device, the lowering resistance of the single pipe is reduced, the ratchet plate is unfolded to enable the tooth tail 322 of the ratchet plate to abut against the bottom surface of the connecting plate after the burying is finished, the non-return effect can be achieved, particularly, the buoyancy and the pressure of the soil layer acting on the anti-floating component and the double-U-shaped pipe body are resisted, and the stability of the whole device in the burying stage is improved. The buffer holes 33 on the connecting plate 31 have the function of resisting thermal strain, have certain contraction and expansion capacity, and avoid the deformation of the anti-floating component 3 to produce extrusion abrasion on the single pipe 11. The effect of the centre bore 21 on the connection platform 2 is to guarantee that whole two U type tubular bodys can be fully covered by the soil layer, avoid appearing the phenomenon that local is built on stilts, guarantee the homogeneity of being heated of the following part of connection platform.
Further, the utility model discloses utilize arch 12 to effectively increase single-tube surface area, the surface area of whole two U type tubular bodies increases, and heat transfer work area's increase is favorable to improving heat transfer performance, improves the utilization ratio to geothermal energy.
In order to improve the practicality of two U type bodys, the utility model provides a cross section curve of arch 12 is 1/2 elliptical arcs, and the arch camber is high lower, is guaranteeing that the minimum prerequisite of single tube maximum diameter change gets off and increases heat transfer area, and single-tube compressive capacity is higher moreover, and life is longer, and the practicality is stronger.
In order to improve the quality of two U type bodys, the utility model discloses be provided with ring channel 13 to the side of the both ends of single tube 11, the ring channel 13 that is located the single tube bottom stretches into the inside of coupling from the side opening, the position that is close to ring channel 13 on the single tube 11 is provided with ring flange 14, ring flange 14 and 2 flange joint of joint platform, can effectively improve single tube 11 like this and connect platform 2, the stability that 15 are connected of coupling, and the leakproofness is better moreover, can satisfy the requirement for quality of ground source heat pump system to the buried pipe.
In order to improve the stability of anti subassembly of floating on the single tube, the utility model discloses be provided with the connecting hole of being connected with the single tube on connecting plate 31, connecting hole and 11 tight fits of single tube, the inner wall of connecting hole adopt with the unanimous shape of single tube side profile, the assembly degree of difficulty is lower. The whole anti-floating component 3 and the single pipe 11 can generate proper axial displacement in the lowering process, but the displacement is within a controllable range, and the anti-floating component 3 has high horizontal holding capacity and good stress uniformity.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (4)
1. A novel geothermal well vertical buried pipe comprises a double-U-shaped pipe body and is characterized in that the double-U-shaped pipe body comprises four single pipes, a plurality of arch-shaped bulges are uniformly arranged on the side faces of the single pipes, the arch-shaped bulges and the single pipes are in the same direction, a square connecting table is arranged at the bottoms of the four single pipes, a center hole is formed in the center of the connecting table, four side holes are formed in the outer side of the center hole in the connecting table, a U-shaped pipe joint connected with the side holes is arranged at the bottom of the connecting table, two ends of the pipe joint are respectively connected with one single pipe, an anti-floating assembly is arranged on the double-U-shaped pipe body and comprises a square connecting plate, a cross-shaped buffer hole is formed in the center of the connecting plate, a notch is formed in the side edge of the connecting plate, a ratchet plate is movably hinged to the notch, and is in a, the ratchet plate comprises a tooth body extending towards the outer side of the connecting plate in a bending mode and a tooth tail extending towards the inner side of the connecting plate in a bending mode.
2. The novel geothermal well vertical buried pipe according to claim 1, wherein the cross-sectional curve of the arch-shaped protrusion is 1/2 elliptical arc.
3. The novel geothermal well vertical buried pipe according to claim 2, wherein the single pipe is provided with annular grooves on both side surfaces, the annular groove at the bottom end of the single pipe extends into the pipe joint from the side hole, and the single pipe is provided with a flange plate near the annular groove, and the flange plate is connected with the connecting platform flange.
4. The novel geothermal well vertical buried pipe according to claim 3, wherein the connecting plate is provided with a connecting hole connected with the single pipe, and the connecting hole is tightly matched with the single pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021764116.XU CN212930534U (en) | 2020-08-21 | 2020-08-21 | Novel geothermal well vertical buried pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021764116.XU CN212930534U (en) | 2020-08-21 | 2020-08-21 | Novel geothermal well vertical buried pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212930534U true CN212930534U (en) | 2021-04-09 |
Family
ID=75299833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021764116.XU Expired - Fee Related CN212930534U (en) | 2020-08-21 | 2020-08-21 | Novel geothermal well vertical buried pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212930534U (en) |
-
2020
- 2020-08-21 CN CN202021764116.XU patent/CN212930534U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210409 |