CN215491265U - Underground pipe heat exchanger protection structure in foundation pit - Google Patents
Underground pipe heat exchanger protection structure in foundation pit Download PDFInfo
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- CN215491265U CN215491265U CN202121724747.3U CN202121724747U CN215491265U CN 215491265 U CN215491265 U CN 215491265U CN 202121724747 U CN202121724747 U CN 202121724747U CN 215491265 U CN215491265 U CN 215491265U
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Abstract
The utility model relates to a building field especially relates to a ground pipe laying heat exchanger protection architecture in foundation ditch, and its technical scheme is, a ground pipe laying heat exchanger protection architecture in foundation ditch, including the registration arm that is used for fixing a position the ground pipe laying, set up the locating piece in the registration arm and be used for the orificial seal assembly of sealed ground pipe laying. This application has the protection buried pipe, reduces the effect of the damage that buried pipe received.
Description
Technical Field
The application relates to the field of buildings, in particular to a buried pipe heat exchanger protection structure in a foundation pit.
Background
With the continuous development of urban construction, in order to efficiently utilize land resources, ground source heat pump buried systems are mostly arranged below a building bottom plate. In building construction with basements, the installation of a ground heat exchanger can be affected by other building constructions.
At present, the buried pipe installation can combine the excavation operation of pile foundation, foundation ditch to cooperate, and constructor places the buried pipe at downthehole certain degree of depth down at ground drilling, and the tube head of buried pipe then reserves on ground. But because pile foundation equipment activity can cause the damage to the buried pipe, also can cause the damage to the buried pipe in the process of earth excavation.
SUMMERY OF THE UTILITY MODEL
In order to protect the ground pipe, reduce the damage that the ground pipe received, this application provides a ground pipe heat exchanger protective structure in foundation ditch.
The application provides a buried pipe heat exchanger protection architecture in foundation ditch adopts following technical scheme:
a protection structure of a ground pipe heat exchanger in a foundation pit comprises a positioning pipe for positioning the ground pipe, a positioning piece arranged in the positioning pipe and a sealing assembly for sealing a pipe orifice of the ground pipe.
Through adopting above-mentioned technical scheme, the registration arm is convenient for fix a position the buried pipe, is convenient for sink the buried pipe, improves the stability of buried pipe, and the setting element is convenient for improve the stability when the buried pipe sinks, and seal assembly is convenient for seal the tip of buried pipe, and the building of being convenient for is under construction.
Preferably, the sealing assembly comprises a pipe cap arranged at the nozzle of the underground pipe, a joint for connecting the two underground pipes and a ball valve arranged on the underground pipe.
Through adopting above-mentioned technical scheme, the pipe cap is convenient for seal the mouth of pipe of buried pipe, when buried pipe sinks, avoids grit etc. to get into in the buried pipe, connects to be convenient for to bury and forms return water pipeline, and the ball valve is convenient for control buried pipe's break-make.
Preferably, the joint is U-shaped.
Through adopting above-mentioned technical scheme, the buried pipe of U type joint is convenient for sink and the installation, effectively saves and lays the space.
Preferably, one end of the ball valve is provided with a sleeve sleeved on the buried pipe, and the other end of the ball valve is provided with a pressure injection pipe.
Through adopting above-mentioned technical scheme, the sleeve is convenient for improve the stability of ball valve, and the injection pipe is convenient for carry out water pressure detection, inspection pipeline's seal to the buried pipe.
Preferably, a pressure gauge is arranged on the injection pipe.
Through adopting above-mentioned technical scheme, the manometer is convenient for constructor to inspect the buried pipe, improves the stability of buried pipe, protects the buried pipe.
Preferably, the positioning pipe comprises an excavation part and a pre-buried part, and the positioning part comprises a fixing band and a fixing block arranged on the fixing band.
Through adopting above-mentioned technical scheme, the registration arm is with the stable pre-buried portion of transporting of buried pipe, and the fixed band improves the buried pipe stability at the in-process that sinks, and the fixed block is convenient for the fixed band fixed buried pipe.
Preferably, both ends of the fixed block are respectively provided with a first positioning block and a second positioning block, the first positioning block is provided with a first positioning groove, and the second positioning block is provided with a second positioning groove communicated with the first positioning groove.
By adopting the technical scheme, the first positioning groove and the second positioning groove are convenient for the first positioning block and the second positioning block to fix the buried pipe, and the buried pipe is convenient to sink under the control of the fixing belt.
Preferably, the first positioning block is provided with a plurality of locking rings, and the second positioning block is provided with a locking block matched with the locking rings.
Through adopting above-mentioned technical scheme, catch and locking piece improve the stability of locating piece one and locating piece two, improve the stability of buried pipe.
In conclusion, the positioning pipe is convenient for the buried pipe to sink to the bottom of the excavation foundation pit, so that the possibility that the buried pipe is damaged is effectively reduced, and the construction of the excavating equipment is convenient.
Drawings
FIG. 1 is a first schematic structural view of a ground pipe heat exchanger protection structure in a foundation pit according to the present application;
FIG. 2 is a second structural schematic diagram of a ground pipe heat exchanger protection structure in a foundation pit according to the present application;
FIG. 3 is a schematic view of the construction of the spacer and seal assembly of the present application.
Description of reference numerals: 1. a buried pipe; 2. a positioning tube; 21. excavating a part; 22. a pre-embedding part; 3. a positioning member; 31. fixing belts; 32. a fixed block; 321. a first positioning block; 3211. positioning a first groove; 322. a second positioning block; 3221. positioning a second groove; 4. a seal assembly; 41. a pipe cap; 42. a joint; 43. a ball valve; 9. a sleeve; 10. injecting a pressure pipe; 11. a pressure gauge; 12. a locking ring; 13. a locking block; 14. excavating an area; 15. and (5) the bottom of the foundation pit.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses buried pipe heat exchanger protection architecture in foundation ditch. Referring to fig. 1 and 2, the underground pipe comprises a positioning pipe 2, a positioning member 3 for placing the underground pipe 1 and a sealing assembly 4 for sealing the orifice of the underground pipe 1. The construction ground is divided into excavation region 14 and foundation ditch bottom 15, at construction ground drilling, with the registration arm 2 downthehole, registration arm 2 includes excavation portion 21 and pre-buried portion 22, and excavation portion 21 is located excavation region 14, and pre-buried portion 22 is located foundation ditch bottom 15. The positioning member 3 includes a fixing band 31 and a fixing block 32 provided at an end of the fixing band 31. Before the underground pipe 1 is sunk, the underground pipe 1 is sealed. The sealing assembly 4 comprises a pipe cap 41 for sealing the orifice of the buried pipe 1, a joint 42 for connecting two buried pipes 1 and a ball valve 43 for controlling the on-off of the buried pipe 1.
Referring to fig. 2 and 3, the joint 42 is U-shaped, and the U-shaped joint 42 connects two buried pipes 1 to form a supply and return pipe. The end of ball valve 43 is equipped with sleeve 9, and sleeve 9 and buried pipe 1 fixed connection are passed through to the one end of ball valve 43, and the other end welding of ball valve 43 has injection pipe 10, is fixed with manometer 11 on the injection pipe 10, and manometer 11 shows water pressure, and injection pipe 10 is used for carrying out the hydrostatic test to buried pipe 1, the leakproofness of inspection pipeline.
Referring to fig. 2 and 3, after the buried pipe 1 is sealed, the buried pipe 1 is positioned by using a positioning member 3. The two ends of the fixing block 32 are respectively provided with a first positioning block 321 and a second positioning block 322, the first positioning block 321 is provided with a first positioning groove 3211 along the length direction of the buried pipe 1, the second positioning block 322 is provided with a second positioning groove 3221 communicated with the first positioning groove 3211, and the first positioning groove 3211 and the second positioning groove 3221 are combined to form a through hole for the buried pipe 1 to pass through. After the buried pipe 1 is clamped and fixed by the first positioning block 321 and the second positioning block 322, the first positioning block 321 is provided with a plurality of locking rings 12, and the second positioning block 322 is provided with a locking block 13 matched with the locking rings 12. In the embodiment of the application, two sets of locking rings 12 are arranged on the top surface and the bottom surface of the first positioning block 321, and locking blocks 13 matched with the locking rings 12 are arranged on the top surface and the bottom surface of the second positioning block 322.
The implementation principle of the ground pipe heat exchanger protection architecture in foundation ditch of this application embodiment does: the vertical buried pipe 1 is installed and sealed, and the water supply and return pipelines of the buried pipe 1 are connected by the joint 42. One end of the ball valve 43 is connected with a water injection pump by a steel-plastic adapter, a hydrostatic test with the pressure of 1.6MPa is carried out, and the tightness of the pipeline is checked. After the hydraulic pressure test of the vertical buried pipe 1 is qualified, the ball valve 43 is closed, the injection pipe 10 at the pressure test end of the ball valve 43 is cut off, and the switch valve wing of the ball valve 43 is removed, so that a constructor is prevented from touching the switch valve wing to open the ball valve 43 in the installation process.
After the buried pipe 1 is installed, the earthwork is excavated, the construction ground is drilled, the positioning pipe 2 is inserted into the hole, the buried pipe 1 is fixed by the first positioning block 321 and the second positioning block 322, and the buried pipe 1 is sunk by the fixing belt 31 to sink to the embedded part 22. And then taking out the positioning pipe 2, and injecting the slurry of the mixture of the yellow sand, the cement, the bentonite and the water into the hole by sections and continuously by using a drill rod to play a role in sealing and retaining water. Because the buried pipe 1 is pre-sunk into the bottom 15 of the foundation pit, the buried pipe 1 is not arranged in the excavation region 14, the damage of machinery to the buried pipe 1 is avoided, and the buried pipe 1 is convenient to protect.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides an underground pipe heat exchanger protection architecture in foundation ditch which characterized in that: the underground pipe sealing device comprises a positioning pipe (2) used for positioning an underground pipe (1), a positioning piece (3) arranged in the positioning pipe (2) and a sealing assembly (4) used for sealing a pipe orifice of the underground pipe (1).
2. A ground-pit-inside-ground-pipe heat exchanger protection structure according to claim 1, characterized in that: the sealing assembly (4) comprises a pipe cap (41) arranged at the pipe opening of the buried pipe (1), a joint (42) used for connecting the two buried pipes (1) and a ball valve (43) arranged on the buried pipe (1).
3. A ground-pit-inside-ground-pipe heat exchanger protection structure according to claim 2, characterized in that: the joint (42) is U-shaped.
4. A ground-pit-inside-ground-pipe heat exchanger protection structure according to claim 2, characterized in that: one end of the ball valve (43) is provided with a sleeve (9) sleeved on the buried pipe (1), and the other end of the ball valve (43) is provided with a pressure injection pipe (10).
5. The underground pipe heat exchanger protective structure in a foundation pit according to claim 4, characterized in that: and a pressure gauge (11) is arranged on the injection pipe (10).
6. A ground-pit-inside-ground-pipe heat exchanger protection structure according to claim 1, characterized in that: the positioning pipe (2) comprises an excavation part (21) and an embedded part (22), and the positioning piece (3) comprises a fixing belt (31) and a fixing block (32) arranged on the fixing belt (31).
7. A ground-pit-inside-ground-pipe heat exchanger protection structure according to claim 6, characterized in that: the two ends of the fixing block (32) are respectively provided with a first positioning block (321) and a second positioning block (322), the first positioning block (321) is provided with a first positioning groove (3211), and the second positioning block (322) is provided with a second positioning groove (3221) communicated with the first positioning groove (3211).
8. A ground-pit-inside-ground-pipe heat exchanger protection structure according to claim 7, characterized in that: the positioning block I (321) is provided with a plurality of locking rings (12), and the positioning block II (322) is provided with a locking block (13) matched with the locking rings (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121724747.3U CN215491265U (en) | 2021-07-27 | 2021-07-27 | Underground pipe heat exchanger protection structure in foundation pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121724747.3U CN215491265U (en) | 2021-07-27 | 2021-07-27 | Underground pipe heat exchanger protection structure in foundation pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215491265U true CN215491265U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121724747.3U Active CN215491265U (en) | 2021-07-27 | 2021-07-27 | Underground pipe heat exchanger protection structure in foundation pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215491265U (en) |
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2021
- 2021-07-27 CN CN202121724747.3U patent/CN215491265U/en active Active
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