CN209603883U - A kind of geothermal well pumps up water with flexible pipe device - Google Patents
A kind of geothermal well pumps up water with flexible pipe device Download PDFInfo
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- CN209603883U CN209603883U CN201821570135.1U CN201821570135U CN209603883U CN 209603883 U CN209603883 U CN 209603883U CN 201821570135 U CN201821570135 U CN 201821570135U CN 209603883 U CN209603883 U CN 209603883U
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Abstract
The utility model relates to a kind of geothermal wells to pump up water with flexible pipe device, including immersible pump, flexible composite pipe, jointing and demodulator, the water outlet of the immersible pump is connected by the water inlet end of jointing and flexible composite pipe, and the water outlet of the flexible composite pipe is connected by the signal acquisition terminal of cable and demodulator.The utility model has the beneficial effects that a bite geothermal well uses a flexible composite pipe, the potential leakage point in the both ends of the flexible composite pipe is few, install convenient, and flexible composite pipe is nonmetal structure, it is resistant to underground heat aqueous corrosion, long service life, while fibre-optical sensing device is laid in flexible composite pipe, the temperature of geothermal well can be monitored.
Description
Technical field
The utility model relates to a kind of geothermal wells to pump up water with flexible pipe device.
Background technique
According to the applicant understood, hot spring resource belongs to one kind of geothermal energy resources, and China is in recent years always in utilization and extention underground heat
This clean energy resource of resource.Such as northeast, North China, northwest and South China's geothermal energy resources are relatively abundanter, use in these areas
Geothermal energy resources are converted urban heat supplying, heat supply etc. by ground source heat pump technology.Ground source heat pump technology refers to that geothermal well uses suspension type
Electric submersible pump is applied after extracting hot water from underground, wherein the lifting pipe being connected with electric submersible pump is all made of 6~8 meters long of steel pipe segmentation
It links.For steel pipe as geothermal well lifting pipe, the pipeline section for being located at sound water level is chronically at alternation of wetting and drying state, and underground heat
Water has certain salinity, and corrosiveness clearly, causes this section of pipeline section easily to damage.Therefore, for long-time service
Geothermal well needs to frequently replace lifting pipe, not only expends engineering cost, but also influence user's water.
Utility model content
The utility model provides a kind of underground heat to solve the problems, such as that the corrosion of conventional steel lifting pipe is fast, installation is inconvenient
Well, which pumps up water, uses flexible pipe device, not only can solve lifting pipe etching problem, but also be easily installed disassembly.
It pumps up water in order to solve the above technical problems, the utility model provides a kind of geothermal well with flexible pipe device, including latent
Water pump, flexible composite pipe, jointing and demodulator, the water outlet of the immersible pump pass through jointing and flexible composite pipe
The water outlet of water inlet end connection, the flexible composite pipe is connected by the signal acquisition terminal of cable and demodulator.
To meet user's water demand, and geothermal water temperature can be monitored at any time, the utility model is suitable soft by selection
Property pipe structure and material, solve the etching problem of lifting pipe, and the flexible pipe is continuous tube body, single tube length is long,
Install convenient.Meanwhile optical fiber is set in flexible pipe, it can be in conjunction with fiber laser arrays temperature, to monitor underground heat well temperature in real time
Variation.
The technical solution that the utility model further limits is:
Further, the optical fiber for measuring temperature is provided in the tube wall of the flexible composite pipe, the optical fiber
The connection of the signal acquisition terminal of one end and demodulator.
In above structure, optical fiber sensing technology is using light as carrier, and optical fiber is medium, perception and transmission outer signals (quilt
Measurement) New Sensing Technology, when external signal be temperature when, i.e., composition fibre optic temperature sensor.Working principle is based on light
Fine Raman (Raman) scattering phenomenon, the light pulse and optical fiber interaction of molecules that laser light source issues, scatters, in light
In fibre, scattered signal be it is continuous, by using high-speed signal acquisition technology measure between incident light and Raman diffused light when
Between be spaced, the position that available Raman diffused light occurs, since Raman diffused light is temperature sensitive, it is possible to along optical fiber
Measure corresponding real time temperature distribution.In this way, the temperature arrived by the optical fiber measurement being arranged in flexible composite pipe, so that it may tie
It closes calculation of thermodynamics and obtains the real-time distribution of water temperature outside multiple tube in geothermal well.Flexible composite pipe is arranged in immersible pump and metal
The top of jointing does not influence the measurement of temperature.
Further, the flexible composite pipe from the inside to the outside successively include sealant, it is antitorque layer, over current protection layer, reversed
Antitorque layer, optical fiber layer and exterior cover sheets.
The flexible composite pipe aqueous corrosion of resistance to geothermal well of above structure, can resist the torsion generated in immersible pump operational process
Square bears the pulling force of electric pump and multiple tube.Optical fiber extends cloth in tubular body along tube body axial direction in flexible composite pipe
If.
Further, the demodulator is connect with electronic curtain, can by demodulator will in the geothermal well that monitored it is warm
Degree is shown on screen, accomplishes to monitor in real time.
Further, the output end of the demodulator is connect by cable with channel switching module.
The switching of signal between more sensors can be realized using channel switching module, can be completed by the multiplexer
One demodulator at most explains the work of 32 sensor light spectrum signals simultaneously.
Further, the channel switching module is connected with several demodulators by cable, to monitor more mouthfuls of geothermal wells
Temperature, a channel switching module can at most monitor the temperature of 32 mouthfuls of geothermal wells simultaneously.
Further, the immersible pump is arranged in geothermal well, and the depth of the geothermal well is 18~120m.
Further, the bore of the flexible composite pipe is DN50~DN150mm.
Further, the jointing includes tube body, the tube body have first port and second port, described first
Port is connect with immersible pump, and the second port is connect with flexible composite pipe.The first port is externally provided with ring flange, passes through institute
Ring flange is stated to be fixedly connected with immersible pump；The second port is externally provided with outer tube, is formed and is used between the outer tube and tube body
Sealing ring is equipped in the inside of the annular slot of clip flexible composite pipe, the annular slot.
The beneficial effects of the utility model are: a well uses a flexible composite pipe, the both ends of the flexible composite pipe are latent
Few, the install convenient in leakage point, and flexible composite pipe is nonmetal structure, is resistant to underground heat aqueous corrosion, long service life, while
It is laid with fibre-optical sensing device in flexible composite pipe, the temperature of geothermal well can be monitored.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of immersible pump in the utility model.
Fig. 3 is the structural schematic diagram of metal jointing in the utility model.
Fig. 4 is the structural schematic diagram of flexible composite pipe in the utility model.
In figure: 1. immersible pumps, 2. metal jointings, 3. flexible composite pipes, 4. demodulators, 5. channel switching modules, 6.
Geothermal well, 31. sealants, 32. antitorque layers, 33. over current protection layers, 34. reversed antitorque layers, 35. optical fiber layers, 36. outer protections
Layer.
Specific embodiment
Embodiment 1
The geothermal well of the present embodiment, which pumps up water, uses flexible pipe device, and structure is as shown in Figure 1, include immersible pump 1(model:
150QLJ45-8, Nanjing vast sea Zhi Beng Co., Ltd), can measure temperature flexible composite pipe 3, metal jointing 2, demodulator
4(model: Huawei MA5671, Huawei Tech Co., Ltd) and channel switching module 5(model: Datang bodyguard HL-8164, Beijing
Contain into Datang Science and Technology Ltd.), immersible pump 1 is arranged in geothermal well 6, is extracted out GEOTHERMAL WATER by immersible pump 1, geothermal well 6
Depth be 18~120m.The water outlet of immersible pump 1 is connect by metal jointing 2 with the water inlet end of flexible composite pipe 3, is made
Flexible composite pipe 3 and immersible pump 1 are connected with metal jointing 2, switching performance is reliably and with long-term.The water outlet of flexible composite pipe 3
It is connect by cable with the signal acquisition terminal of demodulator 4, the output end of demodulator 4 is connect by cable with channel switching module 5.
Demodulator 4 is connect with electronic curtain, can be accomplished by demodulator 4 by temperature display to screen in the geothermal well monitored
Real time monitoring.
The optical fiber for measuring temperature, one end of optical fiber and the letter of demodulator 4 are provided in the tube wall of flexible composite pipe 3
The connection of number collection terminal.Flexible composite pipe 3 successively includes sealant 31, antitorque layer 32, over current protection layer 33, reversely resists from the inside to the outside
Turn round layer 34, optical fiber layer 35 and exterior cover sheets 36(and see Fig. 4), optical fiber layer 35 is by one group of optical fiber axially extending along flexible composite pipe
Composition.The bore of flexible composite pipe 3 is DN50~DN150mm.
In addition, channel switching module 5 is connected with several demodulators 4 by cable, to monitor the temperature of more mouthfuls of geothermal wells 6
Degree, a channel switching module 5 can at most connect 32 demodulators 4 simultaneously, to monitor the temperature of 32 mouthfuls of geothermal wells 6.
As shown in figure 3, metal jointing 2 include dolioform tube body, tube body have first port and second port, first
Port is connect with the water outlet of immersible pump 1, and second port is connect with the water inlet end of flexible composite pipe 3.First port is externally provided with method
Blue disk is fixedly connected by ring flange with immersible pump 1；Second port is externally provided with outer tube, is formed and is used between outer tube and tube body
Sealing ring is equipped in the inside of the annular slot of clip flexible composite pipe 3, annular slot.Metal jointing 2 is soft for connecting
Property multiple tube 3 and immersible pump 1(see Fig. 2), GEOTHERMAL WATER by flexible composite pipe 3 is delivered to ground and mesh after the extraction of immersible pump 1
Ground, 3 aqueous corrosion of resistance to underground heat of flexible composite pipe, and can measure the temperature in underground somewhere is shown in electrical screen by demodulator 4
Curtain, and can at most monitor the temperature of 32 mouthfuls of geothermal wells simultaneously by channel switching module 5.
Geothermal well pumps up water with flexible pipe device for realizing real time temperature during geothermal well water resource collection and pressure
Monitoring, and solve the problems, such as that traditional steel pipe that pumps up water is not corrosion-resistant.
In addition to the implementation, the utility model can also have other embodiments.It is all to use equivalent replacement or equivalent change
The technical solution to be formed is changed, the protection scope of the requires of the utility model is all fallen within.
Claims (10)
1. a kind of geothermal well pumps up water with flexible pipe device, it is characterised in that: including immersible pump, flexible composite pipe, jointing and
The water outlet of demodulator, the immersible pump is connected by the water inlet end of jointing and flexible composite pipe, the flexible composite pipe
Water outlet connected by the signal acquisition terminal of cable and demodulator.
2. a kind of geothermal well pumps up water with flexible pipe device according to claim 1, it is characterised in that: in the flexible composite pipe
Tube wall in be provided with optical fiber for measuring temperature, one end of the optical fiber and the signal acquisition terminal of demodulator connect.
3. a kind of geothermal well pumps up water with flexible pipe device according to claim 2, it is characterised in that: the flexible composite pipe by
It is interior to outside successively including sealant, antitorque layer, over current protection layer, reversed antitorque layer, optical fiber layer and exterior cover sheets.
4. a kind of geothermal well pumps up water with flexible pipe device according to claim 3, it is characterised in that: the demodulator and electronics
Screen connection.
5. a kind of geothermal well pumps up water with flexible pipe device according to claim 4, it is characterised in that: the output of the demodulator
End is connect by cable with channel switching module.
6. a kind of geothermal well pumps up water with flexible pipe device according to claim 5, it is characterised in that: the channel switching module
It is connected with several demodulators by cable.
7. a kind of geothermal well pumps up water with flexible pipe device according to claim 6, it is characterised in that: the immersible pump setting exists
In geothermal well, the depth of the geothermal well is 18~120m.
8. a kind of geothermal well pumps up water with flexible pipe device according to claim 7, it is characterised in that: the flexible composite pipe
Bore is DN50~DN150mm.
9. a kind of geothermal well pumps up water with flexible pipe device according to claim 8, it is characterised in that: the jointing includes
Tube body, the tube body have first port and second port, and the first port connect with immersible pump, the second port with it is soft
Property multiple tube connection.
10. a kind of geothermal well pumps up water with flexible pipe device according to claim 9, it is characterised in that: outside the first port
Equipped with ring flange, it is fixedly connected by the ring flange with immersible pump；The second port is externally provided with outer tube, the outer tube
The annular slot for being used for clip flexible composite pipe is formed between tube body, the inside of the annular slot is equipped with sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821570135.1U CN209603883U (en) | 2018-09-26 | 2018-09-26 | A kind of geothermal well pumps up water with flexible pipe device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821570135.1U CN209603883U (en) | 2018-09-26 | 2018-09-26 | A kind of geothermal well pumps up water with flexible pipe device |
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| CN209603883U true CN209603883U (en) | 2019-11-08 |
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| CN201821570135.1U Active CN209603883U (en) | 2018-09-26 | 2018-09-26 | A kind of geothermal well pumps up water with flexible pipe device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111485872A (en) * | 2020-03-06 | 2020-08-04 | 四川省地质矿产勘查开发局成都水文地质工程地质队 | Temperature measuring device of geothermal well |
-
2018
- 2018-09-26 CN CN201821570135.1U patent/CN209603883U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111485872A (en) * | 2020-03-06 | 2020-08-04 | 四川省地质矿产勘查开发局成都水文地质工程地质队 | Temperature measuring device of geothermal well |
| CN111485872B (en) * | 2020-03-06 | 2022-12-02 | 四川省地质矿产勘查开发局成都水文地质工程地质队 | Temperature measuring device of geothermal well |
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