CN204404606U - Water-source heat-pump central air conditioner water supply well inside and outside integrative dock is with well backflow device - Google Patents
Water-source heat-pump central air conditioner water supply well inside and outside integrative dock is with well backflow device Download PDFInfo
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- CN204404606U CN204404606U CN201420803748.0U CN201420803748U CN204404606U CN 204404606 U CN204404606 U CN 204404606U CN 201420803748 U CN201420803748 U CN 201420803748U CN 204404606 U CN204404606 U CN 204404606U
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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
Abstract
The utility model discloses a kind of water-source heat-pump central air conditioner water supply well inside and outside integrative dock with well backflow device, comprise water supply well and well lid, interior well casing and outer well tube, outlet pipe, return pipe and suction pump, described interior well casing and outer well tube are by multistage cell cube combining structure, are respectively: well casing segment unit body, distance piece cell cube, well head cell cube and shaft bottom cell cube.The utility model can industrialized manufacture and processing, makes the unitized and standardization of product specification, avoid inside and outside borehole axis to problem of misalignment, guarantee the operability be tightly connected, improve sealing joint quality.Be beneficial to on-the-spot fast, accurately location and construction.Avoid the trouble of check and correction after installing and may there is the not tight problem of Butt sealing after avoiding installation, tubulature speed at least doubles, and the time of later period maintenance, replacing immersible pump is by originally needing within 3 ~ 4 days, foreshorten to 7 ~ 8 hours.
Description
Technical field
The water supply well that the utility model relates to water-source heat-pump central air conditioner technical field recharges and recharge water is cold and hot exchanges problem, and especially a kind of inner and outer pipes integral hermetic dock of water-source heat-pump central air conditioner water supply well goes out with well, water recovery apparatus.
Background technology
Water-source heat-pump central air conditioner is with the constant all the year round underground water of temperature for medium, by source pump, improves or reduces water temperature and reach refrigeration, heat object, for building provides the central air-conditioning of cold and heat source.Because its Energy Efficiency Ratio is high, than other traditional form central air-conditioning energy 40 ~ 60%, energy conservation and consumption reduction effects significantly and is progressively subject to the favor of government, office, business unit, reaches the accreditation of most user simultaneously.At present, the return water mode having implemented to install water-source heat-pump central air conditioner all adopts " many wells recharge " mode.Namely draw water from a bite water supply well, after the cold in water or heat being taken away by the heat exchanger of heat pump main frame, water is discharged, recharge to the water supply well of more than two mouthfuls or two mouthfuls.This mode advantage is that Energy Efficiency Ratio is high, but the water that there is discharge all cannot recharge the problem to underground in time.First, because backwater naturally trickles without pressure in well head open type, not only back-flow velocity is slow, and easily causes backwater to pollute.And the water of underground cannot be got back in time, can overflow from well head or directly be disposed to ground by pipeline.Long-term discharge, not only causes the waste of water resource, level of ground water also may be caused to decline even exhausted, and then have influence on the safety of surrounding building; Secondly, the well number that needs are beaten is more, and the land area that need take is large, cannot use in the groups of building (thing) that floor space is less.The above-mentioned shortcoming of " many wells recharge " mode, the power savings advantages of water-source heat-pump central air conditioner is cancelled, be promote at water-source heat-pump central air conditioner, implementing a bottleneck problem in the process of energy-saving and cost-reducing, environmental protect, is also the behavior that national hydraulic department is strictly forbidden.
Due to its drawback large area manifest, be mainly manifested in the underground water of taking and can not accomplish that 100% all recharges to underground, then discharge earthward, cause water supply well to silt up, water level decreasing.This mode is while " taking " underground water temperature, and also " uses " underground water, the water resource causing preciousness wastes greatly, makes water-source heat-pump central air conditioner because of anhydrous available and cause whole system to be paralysed simultaneously.Therefore.The shortcoming of " many wells recharge " mode becomes the bottleneck of water-source heat-pump central air conditioner popularization and development.
In existing same well recharging technique, adopt the mode that inner and outer pipes is installed respectively, such as publication number is the utility model patent of CN203758086U, discloses the same well recharging technique by interior well casing and outer well tube, first need to enter outer well tube under in well, well casing in descending again after putting in place.Outer well tube inside is provided with the contact surface and isolation structure that cooperatively interact between interior well casing outer wall, only has that the length of each contact-segment is identical could keep connection sealed against one another, but reality is difficult to the object of accomplishing all to be tightly connected.Due to the usual rice up to a hundred of well depth, outer well tube and interior well casing are independently welded to form, interior outer well tube go into the well respectively after because of displacement or welding equal error comparatively large, corresponding standard disunity causes the contact sealing property between interior well casing and outer well tube bad.Because sealing docking operation occurs in down-hole, be in blind area, and cannot servant safeguard, be difficult to hold and connect effect and sealing effectiveness, and immersible pump in the future time-consuming, take a lot of work, affect the use of air-conditioning for a long time.
Utility model content
The defect that the utility model not only will overcome completely " many wells recharge ", makes backwater energy 100% all recharge to underground, leaving water temperature can also be made to remain at suitable temperature; Utilize the package assembly of inner and outer pipes integral type that product specification can be made to unitize and standardization simultaneously, avoid inside and outside borehole axis to problem of misalignment, butt-joint operation can be made to be in outside well and carry out, guarantee the operability be tightly connected, improve sealing joint quality.
For achieving the above object, the utility model adopts following technical scheme: a kind of water-source heat-pump central air conditioner water supply well inside and outside integrative dock is with well backflow device, comprise water supply well and well lid, interior well casing and outer well tube, outlet pipe, return pipe and immersible pump, described interior well casing and outer well tube are by multistage cell cube combining structure, are respectively: well casing segment unit body, distance piece cell cube, well head cell cube and shaft bottom cell cube; Described well casing segment unit body comprises interior well casing section and mesh outer well tube section, or interior well casing section and solid outer well tube section, and interior outer well tube section concentric is fixed together by brace; Described distance piece cell cube comprises interior well casing section and solid outer well tube section, both are fixed together by brace by concentric, arrange sealing isolation layer between the interior well casing section of distance piece cell cube and solid outer well tube section, the end of each return pipe lays respectively in the cavity between each sealing isolation layer; Between adjacent well casing segment unit body and well casing segment unit body, and between adjacent well casing segment unit body and distance piece cell cube, in it, well casing section is cooperatively interacted by plug and casing seat and is set in together, its outer well tube section is fixed together by welding or bolt or snapping, and described outlet pipe is arranged in the well casing after combination docking; The diameter of described casing seat is greater than interior well casing section diameter, and both are connected to form step surface; Overlap intrinsic O RunddichtringO and outer packing outside described plug successively, the end face of insert ends docks with the step surface bottom casing seat, and O RunddichtringO and casing seat inner diameter seal are socketed, and outer packing crimps with casing seat end face seal.
Described well head cell cube is provided with plug in the middle part of well lid lower surface, is set with O RunddichtringO outside plug.The region be positioned at below well lid outside its plug is provided with sealing bed course, and sealing bed course docks with corresponding casing seat end face seal.
Described shaft bottom cell cube comprises interior well casing section and mesh-type well casing section, and both are fixed together by connecting rod by concentric, and interior well casing pars infrasegmentalis is provided with mesh-type bottom tube, and described immersible pump is positioned between interior well casing section bottom and mesh-type bottom tube.
One end of described each interior well casing section is provided with casing seat, and the other end is provided with plug; Or the two ends of interior well casing section all arrange plug or all arrange casing seat, the two ends of the adjacent interior well casing section coordinated with it arrange casing seat or all arrange plug.
The plug of described interior well casing section and the same diameter of interior well casing section, or pin diameter is less than interior well casing section diameter.
Be air heat-insulation layer between described outlet pipe and outlet pipe sleeve pipe, or pour into heat-barrier material in interlayer between outlet pipe and outlet pipe sleeve pipe and form thermal insulation layer, produce cold and hot exchange to avoid recharge water and water outlet.
Annular permeable layer is provided with between the borehole wall and outer well tube of water supply well, this annular permeable layer is integral annular seepage material, or annular permeable layer is provided with inside and outside supporting network and fills seepage material in inside and outside supporting network interlayer, or annular permeable layer is filled in the gravel material supported between water-permeable pipe and soil horizon.
The beneficial effects of the utility model are:
1. notable feature of the present utility model is connected as a single entity by inner and outer pipes before going into the well, can industrialized manufacture and processing in workshop be passed through, product specification be unitized and standardization, avoids inside and outside borehole axis to problem of misalignment, guarantee the operability be tightly connected, improve sealing joint quality.The standard component of industrialization is beneficial to on-the-spot fast, accurately location and construction.Because interior outer well tube is in advance as one, only to outward appearance soldering after directly docking during site operation, it also avoid the trouble of check and correction after installing and may there is the not tight problem of Butt sealing after avoiding installation, tubulature speed at least doubles.
2. because the utility model adopts the mode of docking piecemeal, the adjustability that each docking is can be guaranteed, avoid the error because axial disunity causes or displacement, can guarantee that every section of docking is all in Best link state.The utility model operates under making docking location during tubulature be in the outer visual controllable state of well, docks under avoiding blind area, down-hole situation, prevents the later stage from causing rework aspect to occur because of the problem such as poorly sealed.Avoid, because underlying well casing is improper, causing soil cave-in, causing water supply well to scrap.
3. same well of the present utility model go out, backwater heat-exchange device, be in same well, realize equivalent water outlet, backwater, and make backwater after carrying out sufficient heat exchange with soil, temperature reaches the leaving water temperature of starting stage; Make, in backwater and outlet pipe tube wall contact process, not produce new heat exchange with the water outlet reaching initial leaving water temperature, thus can significantly improve water source heat pump units efficiency simultaneously.
4. this mode makes underground water be in air-tight state all the time, and the first, to water itself without any pollution; The second, at all do not waste underground water; 3rd, owing to adopting combined type to go out water source well casing, by the backwater of the cold taken away or heat by air exclusion, thoroughly stopped contact each other, make it can not because going out, the temperature difference of backwater and produce new heat exchange, maintain the constant of leaving water temperature.
5. the water of extraction is all recharged to underground by the utility model, has accomplished the heat of only " utilizations " underground water and cold veritably and has not wasted the groundwater resources of preciousness.Relative to the mode such as " underground pipe ", " many wells recharge ", greatly reduce floor space, ensure that level of ground water is normal, and can not affect the basis of building, the place making area narrow and small also can adopt energy-conservation water-source heat-pump central air conditioner.
6. the utility model reasonable in design, multipair sealing isolation layer composition multilayer backwater space, realizes the object of backwater while of multichannel, relends and help high pressure backwater, guarantee that individual well can complete whole backwater task.By means of annular permeable layer and soil horizon, reduce water return flow speed, so that backwater is being summarized in underground water after fully carrying out cold and hot exchange by the backwater of temperature height and stratum, finally reach the object of same well water resources circulation.Thus avoid the waste of water resource, avoid level of ground water to decline because of mobile even exhaustion, guarantee that subsurface structure is stablized and the safety of surrounding building.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of assembled state of the present utility model;
Fig. 2 is one of cross-sectional view of well casing segment unit body in Fig. 1;
Fig. 3 is one of cross-sectional view of distance piece cell cube in Fig. 1;
Fig. 4 is the cross-sectional view two of well casing segment unit body in Fig. 1;
Fig. 5 is the cross-sectional view of shaft bottom cell cube;
Fig. 6 is the cross-sectional view three of well casing segment unit body in Fig. 1;
Fig. 7 is the cross-sectional view four of well casing segment unit body in Fig. 1;
Fig. 8 is the cross-sectional view two of distance piece cell cube in Fig. 1;
Fig. 9 is the cross-sectional view three of distance piece cell cube in Fig. 1.
Number in the figure 1 is interior well casing section, and 2 is casing seat, and 3 is O RunddichtringO, and 4 is outer packing, 5 is mesh-type well casing section, and 6 is connecting rod, and 7 is sealing isolation layer, 8 is return pipe resigning hole, and 9 for shrinking pipeline section, and 10 is mesh-type bottom tube, 11 is immersible pump, and 12 is welding position, and 13 is step surface, 14 is sleeve pipe, and 15 is solid outer well tube section, and 16 is return pipe, 17 is outlet pipe, and 18 is well lid, and 19 is baffle ring.
detailed description of the invention:
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Embodiment 1: the inner and outer pipes integral type of the first water-source heat-pump central air conditioner water supply well goes out with well, water recovery apparatus, comprises water supply well and well lid 18, the compositions such as interior well casing and outer well tube, outlet pipe 17, return pipe 16 and immersible pump 11.
Wherein, as shown in Figure 1, interior well casing and outer well tube are by multistage cell cube combining structure, are respectively: well casing segment unit body, distance piece cell cube, well head cell cube and shaft bottom cell cube.
Well casing segment unit body in the present embodiment is as Fig. 2, and comprise interior well casing section 1 and mesh-type well casing section 5, both concentrics are fixed together by brace 6.One end of each interior well casing section 1 is provided with casing seat 2, and the other end is provided with plug.Thus well casing section 1 is cooperatively interacted by plug and casing seat 2 and is set in together in it between adjacent well casing segment unit body and well casing segment unit body, adjacent mesh-type well casing section 5 is fixed together by welding (or bolt or snapping).Described outlet pipe 17 is arranged in the well casing after combination docking.In the present embodiment, near well lid 18 position go up one or two well casing segment unit body most, its outer well tube section can be solid outer well tube section 15.
See Fig. 3, described distance piece cell cube comprises interior well casing section 1 and solid outer well tube section 15, and both concentrics are fixed together by brace 6; One end of each interior well casing section is provided with casing seat 2, and the other end is provided with plug.Thus between adjacent well casing segment unit body and distance piece cell cube, interior well casing section 1 is cooperatively interacted by plug and casing seat 2 and is set in together, mesh-type well casing section 5 and solid outer well tube section 15 are by weld or bolt or snapping are fixed together.Distance piece cell cube, arranges sealing isolation layer 7 between well casing section and solid outer well section in it, and the end of each return pipe 16 lays respectively in the cavity between each sealing isolation layer 7.
In Fig. 2 and Fig. 3, the diameter of casing seat 2 is greater than interior well casing section diameter, and both are connected to form step surface 13.Overlap intrinsic O RunddichtringO 3 and outer packing 4 outside plug successively, the end face of insert ends docks with the step surface 13 bottom casing seat 2, and O RunddichtringO 3 and casing seat 2 inner diameter seal are socketed, and outer packing 4 crimps with casing seat 2 end face seal.
Columniform plug is set below well lid 18, outside plug, overlaps intrinsic O RunddichtringO 3, and be provided with sealing bed course being positioned at the region outside plug.This insert ends face is mated with the casing seat 2 bottom stage face 13 of interior well casing section 1 upper end and is docked, and O RunddichtringO 3 and casing seat 2 inner diameter seal are socketed, and the sealant of well lid 18 bottom crimps with casing seat 2 end face seal.
See Fig. 5, shaft bottom cell cube comprises interior well casing section 1 and mesh-type well casing section 5, both are fixed together by brace 6 by concentric, and interior well casing section 1 bottom is provided with mesh-type bottom tube 10, and described immersible pump 11 is positioned between interior well casing section 1 bottom and mesh-type bottom tube 10.
Be air heat-insulation layer between described outlet pipe 17 and outlet pipe 17 sleeve pipe, or pour into heat-barrier material in interlayer between outlet pipe 17 and outlet pipe 17 sleeve pipe and form thermal insulation layer.
Annular permeable layer is provided with between the borehole wall and outer well tube of water supply well, this annular permeable layer is integral annular seepage material, or annular permeable layer is provided with inside and outside supporting network and fills seepage material in inside and outside supporting network interlayer, or annular permeable layer is filled in the gravel material supported between water-permeable pipe and soil horizon.
Embodiment 2: on embodiment 1 basis, revises well casing segment unit body.As shown in Figure 5, interior well casing section contains the part of plug, and its diameter is less than interior well casing section diameter and forms collapsible tube 9, and plug is positioned at collapsible tube 9 end.
Embodiment 3: on embodiment 1 basis, revises well casing segment unit body.As shown in Figure 6 and Figure 7, the two ends of interior well casing section all arrange plug or all arrange casing seat 2, and the two ends of the adjacent interior well section coordinated with it all arrange casing seat 2 or all arrange plug.
Embodiment 4: on embodiment 1 basis, distance piece cell cube is revised.As shown in Figure 8 and Figure 9, the two ends of interior well casing section all arrange plug or all arrange casing seat 2, and the two ends of the adjacent interior well section coordinated with it all arrange casing seat 2 or all arrange plug.
Claims (8)
1. a water-source heat-pump central air conditioner water supply well inside and outside integrative dock is with well backflow device, comprise water supply well and well lid, interior well casing and outer well tube, outlet pipe, return pipe and immersible pump, it is characterized in that: described interior well casing and outer well tube are by multistage cell cube combining structure, are respectively: well casing segment unit body, distance piece cell cube, well head cell cube and shaft bottom cell cube; Described well casing segment unit body comprises interior well casing section and mesh outer well tube section, or interior well casing section and solid outer well tube section, and interior outer well tube section concentric is fixed together by brace; Described distance piece cell cube comprises interior well casing section and solid outer well tube section, both are fixed together by brace by concentric, arrange sealing isolation layer between the interior well casing section of distance piece cell cube and solid outer well section, the end of each return pipe lays respectively in the cavity between each sealing isolation layer; Between adjacent well casing segment unit body and well casing segment unit body, and between adjacent well casing segment unit body and distance piece cell cube, in it, well casing section is cooperatively interacted by plug and casing seat and is set in together, its outer well tube section is fixed together by welding or bolt or snapping, and described outlet pipe is arranged in the well casing after combination docking; The diameter of described casing seat is greater than interior well casing section diameter, and both are connected to form step surface; Overlap intrinsic O RunddichtringO and outer packing outside described plug successively, the end face of insert ends docks with the step surface bottom casing seat, and O RunddichtringO and casing seat inner diameter seal are socketed, and outer packing crimps with casing seat end face seal.
2. water-source heat-pump central air conditioner water supply well inside and outside integrative dock according to claim 1 is with well backflow device, it is characterized in that: described well head cell cube is provided with plug in the middle part of well lid lower surface, is set with O RunddichtringO outside plug.
3. water-source heat-pump central air conditioner water supply well inside and outside integrative dock according to claim 2 is with well backflow device, it is characterized in that: the region be positioned at below well lid outside its plug is provided with sealing bed course, sealing bed course docks with corresponding casing seat end face seal.
4. water-source heat-pump central air conditioner water supply well inside and outside integrative dock according to claim 1 is with well backflow device, it is characterized in that: described shaft bottom cell cube comprises interior well casing section and mesh-type well casing section, both are fixed together by brace by concentric, interior well casing pars infrasegmentalis is provided with mesh-type bottom tube, and described immersible pump is positioned between interior well casing section bottom and mesh-type bottom tube.
5. water-source heat-pump central air conditioner water supply well inside and outside integrative dock according to claim 1 is with well backflow device, it is characterized in that: one end of described each interior well casing section is provided with casing seat, and the other end is provided with plug; Or the two ends of interior well casing section all arrange plug or all arrange casing seat, the two ends of the adjacent interior well casing section coordinated with it arrange casing seat or all arrange plug.
6. water-source heat-pump central air conditioner water supply well inside and outside integrative dock according to claim 1 is with well backflow device, it is characterized in that: the plug of described interior well casing section and the same diameter of interior well casing section, or pin diameter is less than interior well casing section diameter.
7. water-source heat-pump central air conditioner water supply well inside and outside integrative dock according to claim 1 is with well backflow device, it is characterized in that: for air heat-insulation layer between described outlet pipe and outlet pipe sleeve pipe, or pour into heat-barrier material in interlayer between outlet pipe and outlet pipe sleeve pipe and form thermal insulation layer.
8. water-source heat-pump central air conditioner water supply well inside and outside integrative dock according to claim 1 is with well backflow device, it is characterized in that: between the borehole wall and outer well tube of water supply well, be provided with annular permeable layer, this annular permeable layer is integral annular seepage material, or annular permeable layer is provided with inside and outside supporting network and fills seepage material in inside and outside supporting network interlayer, or annular permeable layer is filled in the gravel material supported between water-permeable pipe and soil horizon.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420803748.0U CN204404606U (en) | 2014-12-18 | 2014-12-18 | Water-source heat-pump central air conditioner water supply well inside and outside integrative dock is with well backflow device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420803748.0U CN204404606U (en) | 2014-12-18 | 2014-12-18 | Water-source heat-pump central air conditioner water supply well inside and outside integrative dock is with well backflow device |
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| CN204404606U true CN204404606U (en) | 2015-06-17 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501464A (en) * | 2014-12-18 | 2015-04-08 | 河南润恒节能技术开发有限公司 | Inside-outside integral docking type same-well pumping and recharging device for water source well of water source heat pump type central air conditioning |
| CN105698418A (en) * | 2016-03-10 | 2016-06-22 | 黑龙江省九0四环境工程勘察设计院 | Longhole heat exchanger for geothermal well |
-
2014
- 2014-12-18 CN CN201420803748.0U patent/CN204404606U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501464A (en) * | 2014-12-18 | 2015-04-08 | 河南润恒节能技术开发有限公司 | Inside-outside integral docking type same-well pumping and recharging device for water source well of water source heat pump type central air conditioning |
| CN105698418A (en) * | 2016-03-10 | 2016-06-22 | 黑龙江省九0四环境工程勘察设计院 | Longhole heat exchanger for geothermal well |
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