CN103134237A - Ground source heat pump rock-soil heat exchange and rainwater collection and utilization united technology - Google Patents
Ground source heat pump rock-soil heat exchange and rainwater collection and utilization united technology Download PDFInfo
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- CN103134237A CN103134237A CN2013100572148A CN201310057214A CN103134237A CN 103134237 A CN103134237 A CN 103134237A CN 2013100572148 A CN2013100572148 A CN 2013100572148A CN 201310057214 A CN201310057214 A CN 201310057214A CN 103134237 A CN103134237 A CN 103134237A
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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Abstract
The invention provides a ground source heat pump rock-soil heat exchange and rainwater collection and utilization united technology. The ground source heat pump rock-soil heat exchange and rainwater collection and utilization united technology adopts at least one ground source heat pump buried tube heat exchange hole and at least one rainwater collecting device, a ground source heat pump rock-soil heat exchanger is arranged in the ground source heat pump buried tube heat exchange hole, and the rainwater collecting device is connected with the ground source heat pump buried tube heat exchange hole and used for leading water in the rainwater collecting device into soil surrounding the ground source heat pump buried tube heat exchange hole. The ground source heat pump rock-soil heat exchange and rainwater collection and utilization united technology can utilizes the ground source heat pump buried tube heat exchange hole to form powerful rainwater absorbing capacity, reduces urban rainfall flood pressure, improves rainwater storage and utilization level, decreases the dimension of an urban rainwater discharging system and saves investment. In addition, rock soil surrounding the heat exchange hole is infiltrated through stored rainwater, the comprehensive heat conductivity coefficient is improved, the problem that the buried tube heat exchange capability of a ground source heat pump system reduces in summer due to long-time operation is solved, and investment of the ground source heat pump system is saved. The double effects of rainwater collection and improvement of ground source heat pump heat exchange performance are achieved.
Description
Technical field
The invention belongs to building utilization of new energy resources and Urban Waterlogging and rainwater catchment system technical field.
Background technology
Earth source heat pump belongs to and utilizes the novel renewable energy of shallow layer geothermal energy to utilize mode, have energy-efficient, operating cost is low, long service life, reliability is strong, environmental benefit good, save the significant advantages such as space.
Earth-source hot-pump system is in running, and because rock heat exchangers surrounding soil temperature can constantly raise, the moisture in driving soil is to external migration, and the rock heat exchangers surrounding soil is constantly dry, and heat exchanging capability of buried tube constantly descends.In order to make the long-term efficient operation of earth source heat pump heat-exchange system, keeping heat exchanger surrounding soil water content is a key issue.
On the other hand, along with the expansion of city size and the raising of urban ground hardening proportion, Urban Storm Flood is increasing to the adverse effect (traffic, building safety) in city.And the underground water in city is day by day exhausted simultaneously, and effectively collecting and store rainwater has become a significant problem of urban construction and operational management to reduce Urban Storm Flood pressure and additional urban groundwater.
Summary of the invention
In order to overcome the defective that exists in above-mentioned prior art, the purpose of this invention is to provide a kind of ground source heat pump rock-soil heat exchange and rainwater catchment system United Technologies, when can improving the heat exchange property of ground source heat pump rock-soil heat exchanger, this technology saves the water source.
In order to realize above-mentioned purpose of the present invention, the invention provides a kind of ground source heat pump rock-soil heat exchange and rainwater catchment system United Technologies, it comprises at least one ground source heat pump imbedded pipe heat-exchanging hole and at least one rain collector, described ground source heat pump imbedded pipe heat-exchanging is provided with the ground source heat pump rock-soil heat exchanger in the hole, described rain collector is connected with described ground source heat pump imbedded pipe heat-exchanging hole, is used for making water source in described rain collector to flow into soil around described ground source heat pump imbedded pipe heat-exchanging hole.
Ground source heat pump rock-soil heat exchange of the present invention and rainwater catchment system United Technologies not only efficiently solve the earth-source hot-pump system problem that exchange capability of heat descends during long-play in summer, improved the heat exchange property of ground source heat pump rock-soil heat exchanger, simultaneously can also utilize rainwater harvesting technology to replenish urban groundwater, in the utilization and the requirement of energy-conservation aspect satisfied regenerative resource, can also reduce the municipal public safety hidden danger such as waterlogging problem that rainwater, particularly heavy rain bring, improve municipal public safety.
In a kind of preferred embodiment of the present invention, also comprise at least one filling pipe that is connected on described rain collector, described filling pipe extends in described ground source heat pump imbedded pipe heat-exchanging hole, described filling pipe is positioned at and has at least one hole on underground part, and the water source in described rain collector flows in the soil on every side of described ground source heat pump imbedded pipe heat-exchanging hole by described hole.
The present invention utilizes filling pipe and is positioned on underground part at filling pipe hole is set, realize that the water source in rain collector flows in the soil on every side of ground source heat pump imbedded pipe heat-exchanging hole, improved the heat exchange property of ground source heat pump rock-soil heat exchanger, simultaneously can also utilize rainwater harvesting technology to replenish urban groundwater, in the requirement of satisfied utilization to regenerative resource and energy-conservation aspect, can also reduce the municipal public safety hidden danger such as waterlogging problem that rainwater, particularly heavy rain bring, improve municipal public safety.。
In a kind of preferred embodiment of the present invention, the quantity of described filling pipe is identical with the quantity in described ground source heat pump imbedded pipe heat-exchanging hole, and described each root filling pipe extends in a ground source heat pump imbedded pipe heat-exchanging hole.
In another kind of preferred embodiment of the present invention, described filling pipe is one, and an end of described filling pipe is connected with described rain collector, and the other end extends past each ground source heat pump imbedded pipe heat-exchanging hole.
Filling pipe of the present invention can also can be many for one, and the convenience of design is provided.
In a kind of preferred embodiment of the present invention, in described ground source heat pump imbedded pipe heat-exchanging hole, the bottom closure of filling pipe, do not have hole.
The bottom closure of filling pipe of the present invention, there is no hole, hole only on the filling pipe sidewall on the bottom, prevents that moisture from leaking from the bottom, improve the moisturizing effect to ground source heat pump imbedded pipe heat-exchanging hole surrounding soil, improved the heat exchange property of ground source heat pump rock-soil heat exchanger.
In a kind of preferred embodiment of the present invention, described filling pipe is positioned at the centre of ground source heat pump rock-soil heat exchanger or is positioned at the outside of ground source heat pump rock-soil heat exchanger.
Filling pipe of the present invention is positioned at the centre of ground source heat pump rock-soil heat exchanger or is positioned at the outside of ground source heat pump rock-soil heat exchanger, flexible design.
In a kind of preferred embodiment of the present invention, described hole be shaped as the figure that polygon, circle, the figure that linear and arc forms or irregular camber line form.
In another kind of preferred embodiment of the present invention, described hole is a plurality of, and described hole is uniformly distributed in described filling pipe and is positioned on underground part.
In another preferred embodiment of the present invention, described hole is a plurality of, is positioned at underground part at filling pipe, and the hole on the filling pipe on earth's surface is more intensive.
The size of the hole of filling pipe of the present invention, quantity and Position Design are flexible.
In a kind of preferred embodiment of the present invention, on described rain collector, switch is installed, by circulation and the cut-off of the water source in the described rain collector of described switch control to described filling pipe.
The present invention controls water source in rain collector to circulation and the cut-off of described filling pipe by switch, and during to the soil moisturizing, with switch opens, the water source flows into filling pipe at needs; When not needing to the soil moisturizing, switch is closed, and the water source can not flow into filling pipe, thereby guarantees exactly to the soil moisturizing.
In a kind of preferred embodiment of the present invention, the height of described rain collector is higher than the pertusate height of described filling pipe.
The height of rain collector of the present invention utilizes Action of Gravity Field nature seepage flow higher than the pertusate height of filling pipe, does not consume the energy.
The present invention utilizes the ground source heat pump imbedded pipe heat-exchanging hole that the underground storage layer is connected with rain collector, effectively collects and store rainwater, reduces rain flood pressure and the recharge of groundwater in city.Utilize again simultaneously the wetting heat exchanging holes of rainwater ground on every side, keep its moisture.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the structural representation of a kind of preferred embodiment of the present invention;
Fig. 2 is the top view of filling pipe and ground source heat pump rock-soil heat exchanger in a kind of preferred embodiment of the present invention.
Reference numeral:
1 ground source heat pump rock-soil heat exchanger; 2 filling pipes; 3 rain collectors; 4 water sources; 5 ground source heat pump imbedded pipe heat-exchanging holes.
The specific embodiment
The below describes embodiments of the invention in detail, and the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, only be used for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " vertically ", " laterally ", " on ", orientation or the position relationship of the indications such as D score, 'fornt', 'back', " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward " be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than indicate or hint that the device of indication or element must have specific orientation, construct and operation with specific orientation, therefore can not be interpreted as limitation of the present invention.
In description of the invention, unless otherwise prescribed and limit, need to prove, term " installation ", " being connected ", " connection ", " connection " should be done broad understanding, for example, can be mechanical connection or electrical connection, can be also the connection of two element internals, can be directly to be connected, and also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
the invention provides a kind of ground source heat pump rock-soil heat exchange and rainwater catchment system United Technologies, a kind of preferred embodiment of the present invention as shown in Figure 1, it comprises at least one ground source heat pump imbedded pipe heat-exchanging hole 5 and at least one rain collector 3, be provided with at least one ground source heat pump rock-soil heat exchanger 1 in each ground source heat pump imbedded pipe heat-exchanging hole 5, rain collector 3 is connected with ground source heat pump imbedded pipe heat-exchanging hole 5, specifically can adopt but be not limited to connect by water pipe, be used for making inflow ground source heat pump imbedded pipe heat-exchanging hole, water source 5 soil on every side in rain collector.In present embodiment, this ground source heat pump rock-soil heat exchanger 1 can for but be not limited to single U-shaped or double-U-shaped.In the present embodiment, ground source heat pump imbedded pipe heat-exchanging hole 5 can be designed according to prior art.
In present embodiment, this ground source heat pump rock-soil heat exchange and rainwater catchment system United Technologies also comprise rain collector 3 and at least one filling pipe 2 that is connected on this rain collector 3, this filling pipe 2 extends in ground source heat pump imbedded pipe heat-exchanging hole 5, and filling pipe 2 is positioned at and has at least one hole on underground part, rain collector 3 is used for collecting rainwater, and the water source 4 in this rain collector 3 flows in the soil on every side of ground source heat pump imbedded pipe heat-exchanging hole 5 by hole.
In the present embodiment, the quantity of filling pipe 2 is identical with the quantity in ground source heat pump imbedded pipe heat-exchanging hole 5, and each root filling pipe 2 extends in a ground source heat pump imbedded pipe heat-exchanging hole 5.In the other preferred embodiment of the present invention, filling pipe 2 is one, and an end of filling pipe 2 is connected with described rain collector 3, and the other end extends past each ground source heat pump imbedded pipe heat-exchanging hole 5.Filling pipe 2 of the present invention can also can for following, provide the convenience of design for one more.This filling pipe 2 is imbedded underground together with ground source heat pump rock-soil heat exchanger 1, as shown in Figure 2, this filling pipe 2 is positioned at the centre of ground source heat pump rock-soil heat exchanger 1 or is positioned at the outside of ground source heat pump rock-soil heat exchanger 1, and concrete arrangement also can be decided according to the pipe laying form of earth source heat pump heat exchanger.Filling pipe 2 of the present invention is positioned at the centre of ground source heat pump rock-soil heat exchanger 1 or is positioned at the outside of ground source heat pump rock-soil heat exchanger 1, flexible design.
In the present embodiment, the tube wall of this filling pipe 2 has certain thickness, satisfy certain bearing capacity requirement, can not break underground, and but under the length base area of filling pipe 2, hydrostatic level and dynamic water level situation are determined, specifically can be according to the result of detection of reality to water level, be specifically as follows but be not limited to filling pipe 2 and extend to and be positioned on dynamic water level.
In the present embodiment, diverse location place at filling pipe 2 pipe shafts can have different sizes, difform hole, facilitate the seepage flow of water, when the moisture in the rock heat exchangers surrounding soil migrated at a distance because system long-play surrounding soil temperature raises, the seepage effect of the hole by filling pipe 2 was to the soil moisturizing.The shape of this hole can be polygon, circle, linear and the figure of arc composition or the figure that irregular camber line forms.The hole size of present embodiment can base area source heat pump air-conditioning system operational mode specific design, if the long-term operation continuously of geothermal heat pump air-conditioner, the temperature rise of underground temperature is very fast, and the soil dehydration is serious, and hole is just corresponding larger, otherwise can be smaller.The size of the hole of filling pipe 2 of the present invention, quantity and Position Design are flexible.
In the present embodiment, the bottom closure of ground source heat pump imbedded pipe heat-exchanging hole 5 interior filling pipes 2 does not have hole.The complete shutoff in the bottom of filling pipe 2 of the present invention, there is no hole, hole only on filling pipe 2 sidewalls on the bottom, prevents that moisture from leaking from the bottom, improve the moisturizing effect to ground source heat pump imbedded pipe heat-exchanging hole 5 surrounding soils, improved the heat exchange property of ground source heat pump rock-soil heat exchanger 1.
In the present embodiment, can design according to local rainfall situation and geothermal heat pump air-conditioning system operational mode, if rainfall is large and the long-term operation continuously of geothermal heat pump air-conditioning system, rain collector 3 is just corresponding larger, otherwise can design smaller.Rain collector 3 is set, uses rainwater harvesting technology, for underground moisturizing provides water source 4.
In the present embodiment, the height of rain collector 3 is higher than the pertusate height of filling pipe 2.the present invention applies to earth-source hot-pump system long-time continuous operation in summer, when earth-source hot-pump system brings into operation, water in rain collector 3 flows downward because of Action of Gravity Field along filling pipe 2, hole by filling pipe 2 pipe shaft diverse location places natural seepage flow in the soil, replenish because of the earth-source hot-pump system long-play, rock heat exchangers surrounding soil temperature constantly raises, the moisture that moisture constantly reduces to migration at a distance, avoid the heat exchange thermal resistance that increases soil that increases of soil crack Air, make ground source heat pump rock-soil heat exchanger 1 have all the time higher heat exchange property.This device is simple and easy to do, and cost is lower, and effect is remarkable.
In the present embodiment, on rain collector 3, switch is installed, controls water source 4 in rain collector 3 to circulation and the cut-off of filling pipe 2 by switch.The present invention controls water source 4 in rain collector 3 to circulation and the cut-off of described filling pipe 2 by switch, and during to the soil moisturizing, with switch opens, water source 4 flows into filling pipes 2 at needs; When not needing to the soil moisturizing, switch is closed, and water source 4 can not flow into filling pipe 2, thereby guarantees exactly to the soil moisturizing.
In the other a kind of preferred embodiment of the present invention, moisturizing control module and sensor can also be arranged, sensor is transferred to the moisturizing control module for detection of rock heat exchangers surrounding soil temperature and with temperature signal, the moisturizing control module is according to the opening and closing of temperature signal gauge tap, when rock heat exchangers surrounding soil temperature during higher than threshold value, with switch opens, water source 4 flows into filling pipe 2; During lower than threshold value, switch is closed, and water source 4 can not flow into filling pipe 2, thereby guarantees exactly to the soil moisturizing when rock heat exchangers surrounding soil temperature.Concrete threshold value is set according to the actual soil moisture, can for but be not limited to 30 degrees centigrade.
The present invention can utilize ground source heat pump imbedded pipe heat-exchanging hole 5 to form powerful rainwater absorbabilities, reduces Urban Storm Flood pressure, and that improves rainwater stores and utilize level, reduces the scale of urban rainwater drainage system, saves investment; Simultaneously by the storing of rainwater, infiltrate ground around heat exchanging holes, improve its comprehensive thermal conductivity factor, effectively solve the earth-source hot-pump system problem that heat exchanging capability of buried tube descends during long-play in summer, source heat pump system investment frugally.Reached the double effects of rainwater-collecting and lifting earth source heat pump heat exchange property.
In the description of this specification, the description of reference term " a kind of preferred embodiment ", " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that do not break away from principle of the present invention and aim can be carried out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (10)
1. a ground source heat pump rock-soil heat exchange and rainwater catchment system United Technologies, it is characterized in that: comprise and draw together at least one ground source heat pump imbedded pipe heat-exchanging hole (5) and at least one rain collector (3), be provided with ground source heat pump rock-soil heat exchanger (1) in described ground source heat pump imbedded pipe heat-exchanging hole (5), described rain collector (3) is connected with described ground source heat pump imbedded pipe heat-exchanging hole (5), is used for making the water source in described rain collector (3) to flow into described ground source heat pump imbedded pipe heat-exchanging hole (5) soil on every side.
2. ground source heat pump rock-soil heat exchange as claimed in claim 1 and rainwater catchment system United Technologies, it is characterized in that: also comprise at least one filling pipe (2) that is connected on described rain collector (3), described filling pipe (2) extends in described ground source heat pump imbedded pipe heat-exchanging hole (5), described filling pipe (2) is positioned at and has at least one hole on underground part, and in described rain collector, the water source of (3) flows in the soil on every side of described ground source heat pump imbedded pipe heat-exchanging hole (5) by described hole.
3. ground source heat pump rock-soil heat exchange as claimed in claim 2 and rainwater catchment system United Technologies, it is characterized in that: the quantity of described filling pipe (2) is identical with the quantity in described ground source heat pump imbedded pipe heat-exchanging hole (5), and described each root filling pipe (2) extends in a ground source heat pump imbedded pipe heat-exchanging hole (5).
4. ground source heat pump rock-soil heat exchange as claimed in claim 2 and rainwater catchment system United Technologies, it is characterized in that: the bottom closure of the interior filling pipe in described ground source heat pump imbedded pipe heat-exchanging hole (5) (2) does not have hole.
5. ground source heat pump rock-soil heat exchange as described in claim 3 or 4 and rainwater catchment system United Technologies, it is characterized in that: described filling pipe (2) is positioned at the centre of ground source heat pump rock-soil heat exchanger (1) or is positioned at the outside of ground source heat pump rock-soil heat exchanger (1).
6. ground source heat pump rock-soil heat exchange as claimed in claim 2 and rainwater catchment system United Technologies is characterized in that: described hole be shaped as the figure that polygon, circle, the figure that linear and arc forms or irregular camber line form.
7. ground source heat pump rock-soil heat exchange as claimed in claim 2 and rainwater catchment system United Technologies, it is characterized in that: described hole is a plurality of, described hole is uniformly distributed in described filling pipe (2) and is positioned on underground part.
8. ground source heat pump rock-soil heat exchange as claimed in claim 2 and rainwater catchment system United Technologies, it is characterized in that: described hole is a plurality of, is positioned at underground part at filling pipe (2), the hole on the filling pipe (2) on earth's surface is more intensive.
9. ground source heat pump rock-soil heat exchange as claimed in claim 2 and rainwater catchment system United Technologies, it is characterized in that: described rain collector is equipped with switch on (3), by circulation and the cut-off of the water source in the described switch described rain collector of control (3) to described filling pipe (2).
10. ground source heat pump rock-soil heat exchange as described in claim 2 or 9 and rainwater catchment system United Technologies, it is characterized in that: the height of described rain collector (3) is higher than the pertusate height of described filling pipe (2).
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| CN201310057214.8A CN103134237B (en) | 2013-02-22 | 2013-02-22 | Ground source heat pump rock-soil heat exchange and rainwater catchment system association system |
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| CN201310057214.8A CN103134237B (en) | 2013-02-22 | 2013-02-22 | Ground source heat pump rock-soil heat exchange and rainwater catchment system association system |
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| CN103134237B CN103134237B (en) | 2016-01-20 |
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Cited By (3)
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| CN103968485A (en) * | 2014-05-28 | 2014-08-06 | 东南大学 | Indoor refrigerating device based on ground source heat pump |
| CN106382759A (en) * | 2016-09-30 | 2017-02-08 | 宁波大学 | Outdoor ground energy heat exchange device of ground source heat pump system |
| CN117329735A (en) * | 2023-09-22 | 2024-01-02 | 河北益民五金制造股份有限公司 | Energy-saving ground source heat pump |
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| CN103134237B (en) | 2016-01-20 |
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Inventor after: Yang Xun Inventor after: Fu Xiangzhao Inventor after: Ju Fali Inventor after: Tong Xuejiang Inventor before: Fu Xiangzhao Inventor before: Yang Xun Inventor before: Ju Fali Inventor before: Tong Xuejiang |