CN104501463B - Water-source heat-pump central air conditioner water supply well inside and outside integrative welding type is with well backflow device - Google Patents
Water-source heat-pump central air conditioner water supply well inside and outside integrative welding type is with well backflow device Download PDFInfo
- Publication number
- CN104501463B CN104501463B CN201410786552.XA CN201410786552A CN104501463B CN 104501463 B CN104501463 B CN 104501463B CN 201410786552 A CN201410786552 A CN 201410786552A CN 104501463 B CN104501463 B CN 104501463B
- Authority
- CN
- China
- Prior art keywords
- well
- well casing
- interior
- water supply
- cell cube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 238000005493 welding type Methods 0.000 title claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 239000010410 layer Substances 0.000 claims description 27
- 238000003466 welding Methods 0.000 claims description 19
- 239000007787 solid Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- 238000002955 isolation Methods 0.000 claims description 9
- 238000003032 molecular docking Methods 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 6
- 239000011229 interlayer Substances 0.000 claims description 6
- 239000002689 soil Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000012937 correction Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract 1
- 239000003673 groundwater Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 206010033799 Paralysis Diseases 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/06—Heat pumps characterised by the source of low potential heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
- F24T10/00—Geothermal collectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
- F24F2005/0053—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground receiving heat-exchange fluid from a well
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/40—Geothermal heat-pumps
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of water-source heat-pump central air conditioner water supply well inside and outside integrative welding type with well backflow device, including 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 combinative structure, are respectively as follows: well casing segment unit body, distance piece cell cube, well head cell cube and shaft bottom cell cube.The present invention can make product specification unitized and standardization, it is to avoid inside and outside borehole axis is to problem of misalignment, it is ensured that the operability being tightly connected with industrialized manufacture and processing, improve and seal joint quality.Be beneficial to on-the-spot quickly, be accurately positioned and construct.The trouble of check and correction and there may be the problem that Butt sealing is the tightest after avoiding installation after avoiding installation, tubulature speed at least doubles, and later period maintenance, changes the time of immersible pump by originally needing within 3～4 days, foreshorten to 7～8 hours.
Description
Technical field
The present invention relates to the water supply well of water-source heat-pump central air conditioner technical field and recharges and recharge water is cold and hot exchanges problem, and the inner and outer pipes integral hermetic dock of a kind 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 most constant subsoil water of temperature as medium, by source pump, improves or reduces water temperature and reach refrigeration, heat purpose, provide the central air-conditioning of cold and heat source for building.Owing to its Energy Efficiency Ratio is high, other traditional form central air-conditioning energy 40～60% of ratio, energy conservation and consumption reduction effects significantly and is progressively favored by government, office, business unit, has reached the accreditation of most user simultaneously.At present, the return water mode having been carried out installing water-source heat-pump central air conditioner all uses " many wells recharge " mode.I.e. drawing water from a bite water supply well, discharged by water after the cold in water or heat being taken away by the heat exchanger of heat pump main frame, the water supply well to two mouthfuls or more than two mouthfuls recharges.This mode advantage is that Energy Efficiency Ratio is high, but there is the water discharged and cannot the most all recharge the problem to underground.Firstly, since backwater is naturally to trickle at well head open type no pressure, not only back-flow velocity is slow, and easily causes backwater and pollute.And the water of underground cannot be returned in time, can overflow from well head or be directly discharged to ground by pipeline.Long-term discharge, does not only result in the waste of water resource, it is also possible to causes level of ground water to decline even exhausted, and then has influence on the safety of surrounding building；Secondly, needing the well number beaten more, the land area that need to take is big, cannot use in the groups of building (thing) that floor space is less.The disadvantages mentioned above of " many wells recharge " mode, the power savings advantages making water-source heat-pump central air conditioner is cancelled, it is to promote at water-source heat-pump central air conditioner, implements to save energy and reduce the cost, improve a bottleneck problem during environment, be also the behavior strictly forbidden of country's hydraulic department.
Owing to its drawback large area manifests, it is mainly manifested in the subsoil water taken 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, while " taking " underground water temperature, also " has used " subsoil water, and the water resource causing preciousness is wasted greatly, makes water-source heat-pump central air conditioner cause whole system to be paralysed because of anhydrous available simultaneously.Therefore.The shortcoming of " many wells recharge " mode becomes water-source heat-pump central air conditioner and promotes and the bottleneck of development.
In existing same well recharging technique, use the mode that inner and outer pipes is respectively mounted, the utility model patent of such as Publication No. CN203758086U, disclose the same well recharging technique by interior well casing and outer well tube, outer well tube is entered, well casing in descending again after putting in place under in well.Outer well tube is internally provided with the contact surface and isolation structure cooperated between interior well casing outer wall, and the length of the most each contact-segment is identical could keep sealingly coupled with each other, but reality is difficult to the purpose 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 relatively big, corresponding standard disunity causes the contact sealing property between interior well casing and outer well tube bad.Occur in down-hole owing to sealing docking operation, be in blind area, and cannot servant safeguard, be difficult to hold and connect effect and sealing effectiveness, and immersible pump in the future is time-consuming, take a lot of work, affect the use of air-conditioning for a long time.
Summary of the invention
The present invention not only to overcome the defect of " many wells recharge " completely, makes backwater energy 100% all recharge to underground, moreover it is possible to make leaving water temperature remain at suitable temperature；The package assembly simultaneously utilizing inner and outer pipes integral type can make product specification unitized and standardization, it is to avoid inside and outside borehole axis, to problem of misalignment, can make butt-joint operation be in outside well and carry out, it is ensured that the operability being tightly connected, and improves and seals joint quality.
For achieving the above object, the present invention adopts the following technical scheme that a kind of water-source heat-pump central air conditioner water supply well inside and outside integrative welding type is with well backflow device, including 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 combinative structure, are respectively as follows: well casing segment unit body, distance piece cell cube, well head cell cube and shaft bottom cell cube；Described well casing segment unit body includes 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 connecting sheet；Described distance piece cell cube includes interior well casing section and solid outer well tube section, both concentrics are fixed together by connecting sheet, arranging sealing isolation layer between interior well casing section and the solid outer well tube section of distance piece cell cube, the end of each return pipe lays respectively in the cavity between each sealing isolation layer；Leaving process gap between the outer well tube section of adjacent outer well tube segment unit body, fill up arc and connect sheet and to splice solid welding be annulus in process gap, annulus is welding as one with adjacent outer well tube section；The interior well casing section of adjacent well casing segment unit body is welded to each other together, together with adjacent well casing segment unit body is welded to each other with the interior well casing section of distance piece cell cube；Described outlet pipe is positioned in the well casing after combination docking.
Described well head cell cube is to be provided with plug in the middle part of well lid lower surface, and plug outer sheath is equipped with O RunddichtringO.Being positioned at the region outside its plug below well lid and be provided with sealing bed course, this sealing bed course docks with corresponding casing seat end face seal.
Described shaft bottom cell cube includes 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 at the bottom of mesh-type and manages, and described immersible pump is positioned at the bottom of interior well casing section bottom and mesh-type between pipe.
After adjacent interior well casing section mutual sheathing, solid welding is integrated, and one end of 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, and the two ends of matched adjacent interior well casing section arrange casing seat or all arrange plug.
The plug of described interior well casing section and the interior same diameter of well casing section, or pin diameter is less than interior well casing section diameter.
It is perfusion heat-barrier material formation thermal insulation layer in air heat-insulation layer, or the interlayer between outlet pipe and outlet pipe sleeve pipe between described outlet pipe and outlet pipe sleeve pipe, to avoid recharge water to produce cold and hot exchange with water outlet.
Annular permeable layer it 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 to be filled in the gravel material supported between water-permeable pipe and soil horizon.
The invention has the beneficial effects as follows:
1. the present invention is noteworthy characterized by and is connected as a single entity by inner and outer pipes before going into the well, industrialized manufacture and processing in workshop can be passed through, make product specification unitized and standardization, it is to avoid inside and outside borehole axis is to problem of misalignment, guarantee the operability being tightly connected, improve and seal joint quality.The standard component of industrialization be beneficial to on-the-spot quickly, be accurately positioned and construct.Due to interior outer well tube in advance as one, only to outward appearance soldering after directly docking during site operation, the trouble of check and correction and there may be the problem that Butt sealing is the tightest after avoiding installation after it also avoid installation, tubulature speed at least doubles.
2. use, due to the present invention, the mode docked piecemeal, it can be ensured that the adjustability that each docking is, it is to avoid the error caused because of axial disunity or displacement, it can be ensured that every section of docking is all in Best link state.The present invention makes docking location during tubulature be in outside well under visual controllable state operation, it is to avoid dock in the case of blind area, down-hole, 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. the same well of the present invention go out, backwater heat-exchange device, be in same well, realize the water outlet of equivalent, backwater, and make backwater after carrying out sufficient heat exchange with soil, temperature reaches the leaving water temperature of starting stage；Make backwater with outlet pipe tube wall contact process simultaneously, do not produce new heat exchange, such that it is able to water source heat pump units efficiency is greatly improved with the water outlet reaching initial leaving water temperature.
4. this mode makes subsoil water be in air-tight state all the time, and first, water itself is not had any pollution；Second, the most do not waste subsoil water；3rd, owing to using 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, so it does 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 present invention, has accomplished veritably only " to utilize " heat of subsoil water and cold not to waste the groundwater resources of preciousness.Relative to the mode such as " underground pipe ", " many wells recharge ", greatly reduce floor space, it is ensured that level of ground water is normal, and does not interferes with the basis of building so that the narrow and small place of area also can use energy-conservation water-source heat-pump central air conditioner.
6. present configuration is reasonable in design, multipair sealing isolation layer composition multilamellar backwater space, it is achieved the purpose of multichannel backwater simultaneously, relends and helps high pressure backwater, it is ensured that individual well can complete whole backwater task.By means of annular permeable layer and soil horizon, reduce water return flow speed, in order to backwater is being summarized in subsoil water after fully carrying out cold and hot exchange with stratum by the backwater of temperature height, is finally reached the purpose of same well water resources circulation.Thus avoid the waste of water resource, it is to avoid level of ground water declines even exhausted because of mobile, it is ensured that subsurface structure is stablized and the safety of surrounding building.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of the assembled state of the present invention；
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 in Fig. 1 the two of the cross-sectional view of well casing segment unit body；
Fig. 5 is the cross-sectional view of shaft bottom cell cube；
Fig. 6 is in Fig. 1 the three of the cross-sectional view of well casing segment unit body；
Fig. 7 is in Fig. 1 the four of the cross-sectional view of well casing segment unit body；
Fig. 8 is in Fig. 1 the two of the cross-sectional view of distance piece cell cube；
Fig. 9 is in Fig. 1 the three of the cross-sectional view of distance piece cell cube；
Figure 10 is that the local of Fig. 1 assembles schematic diagram.
In figure, label 1 is interior well casing section, and 2 is casing seat, and 3 connect sheet for arc, 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 for managing at the bottom of mesh-type, 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:
The invention will be further described below in conjunction with the accompanying drawings.
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, including water supply well and well lid 18, interior well casing and outer well tube, outlet pipe 17, return pipe 16 and immersible pump 11 etc. form.
Wherein, as it is shown in figure 1, interior well casing and outer well tube are by multistage cell cube combinative structure, it is respectively as follows: 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 includes interior well casing section 1 and mesh-type well casing section 5, and both concentrics are fixed together by connecting sheet 6.Welding together after adjacent interior well casing section mutual sheathing, concrete structure is such as Fig. 2: one end of each interior well casing section 1 is provided with casing seat 2, and the other end is provided with plug.Thus, the interior well casing section 1 between adjacent well casing segment unit body is welded after being mutually sleeved together with casing seat 2 by plug again.Adjacent mesh-type well casing section 5 is fixed together by welding.Above welding process, needs first to weld adjacent interior well casing section, so leaving process gap between the outer well tube section of adjacent outer well tube segment unit body, in order to internally well casing section welding operation.Internally after the welding of well casing section, then filling up arc in process gap and connect sheet 3 and to splice solid welding be annulus, annulus is welding as one with adjacent outer well tube section.
Described outlet pipe 17 is positioned in the well casing after combination docking.In the present embodiment, most going up one or two well casing segment unit body near well lid 18 position, its outer well tube section can be solid outer well tube section 15.
Seeing Fig. 3, described distance piece cell cube includes interior well casing section 1 and solid outer well tube section 15, and both concentrics are fixed together by connecting sheet 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 welded after being mutually sleeved together with casing seat 2 by plug again, and mesh-type well casing section 5 welds together with solid outer well tube section 15.Need also exist for leaving process gap between adjacent outer well tube section, in order to internally well casing section welding operation.Internally after the welding of well casing section, then filling up arc in process gap and connect sheet 3 and to splice solid welding be annulus, annulus is welding as one with adjacent outer well tube section.Distance piece cell cube, arranges sealing isolation layer 7 between well casing section and solid outer well section in it, the end of each return pipe 16 lays respectively in the cavity between each sealing isolation layer 7.
The plug of cylinder, plug outer sheath intrinsic O RunddichtringO 3 are set below well lid 18, and are provided with sealing bed course being positioned at the region outside plug.This insert ends face is docked with casing seat 2 bottom stage face 13 coupling of interior well casing section 1 upper end, and O RunddichtringO 3 is socketed with casing seat 2 inner diameter seal, and the sealant of well lid 18 bottom crimps with casing seat 2 end face seal.
See Fig. 5, shaft bottom cell cube includes interior well casing section 1 and mesh-type well casing section 5, both concentrics are fixed together by connecting sheet 6, and interior well casing section 1 bottom is provided with pipe 10 at the bottom of mesh-type, and described immersible pump 11 is positioned at the bottom of interior well casing section 1 bottom and mesh-type between pipe 10.
It is air heat-insulation layer between described outlet pipe 17 and outlet pipe 17 sleeve pipe, or in the interlayer between outlet pipe 17 and outlet pipe 17 sleeve pipe, irrigates heat-barrier material formation thermal insulation layer.
Annular permeable layer it 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 to be filled in the gravel material supported between water-permeable pipe and soil horizon.
Embodiment 2: on the basis of embodiment 1, is modified well casing segment unit body.As it is shown in figure 5, interior well casing section contains the part of plug, its diameter forms collapsible tube 9 less than interior well casing section diameter, and plug is positioned at collapsible tube 9 end.
Embodiment 3: on the basis of embodiment 1, is modified 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 matched adjacent interior well section all arrange casing seat 2 or all arrange plug.
Embodiment 4: on the basis of embodiment 1, is modified distance piece cell cube.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 matched adjacent interior well section 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 welding type is with well backflow device, including 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 combinative structure, are respectively as follows: well casing segment unit body, distance piece cell cube, well head cell cube and shaft bottom cell cube；Described well casing segment unit body includes 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 connecting sheet；Described distance piece cell cube includes interior well casing section and solid outer well tube section, both concentrics are fixed together by connecting sheet, arranging sealing isolation layer between interior well casing section and the solid outer well tube section of distance piece cell cube, the end of each return pipe lays respectively in the cavity between each sealing isolation layer；Leaving process gap between the outer well tube section of adjacent outer well tube segment unit body, fill up arc and connect sheet and to splice solid welding be annulus in process gap, annulus is welding as one with adjacent outer well tube section；The interior well casing section of adjacent well casing segment unit body is welded to each other together, together with adjacent well casing segment unit body is welded to each other with the interior well casing section of distance piece cell cube；Described outlet pipe is positioned in the well casing after combination docking.
Water-source heat-pump central air conditioner water supply well inside and outside integrative welding type the most according to claim 1, with well backflow device, is characterized in that: described well head cell cube is to be provided with plug in the middle part of well lid lower surface, and plug outer sheath is equipped with O RunddichtringO.
Water-source heat-pump central air conditioner water supply well inside and outside integrative welding type the most according to claim 2 is with well backflow device, it is characterized in that: be positioned at the region outside its plug below well lid and be provided with sealing bed course, this sealing bed course docks with corresponding casing seat end face seal.
Water-source heat-pump central air conditioner water supply well inside and outside integrative welding type the most according to claim 1 is with well backflow device, it is characterized in that: described shaft bottom cell cube includes interior well casing section and mesh-type well casing section, both concentrics are fixed together by connecting sheet, interior well casing pars infrasegmentalis is provided with at the bottom of mesh-type and manages, and described immersible pump is positioned at the bottom of interior well casing section bottom and mesh-type between pipe.
Water-source heat-pump central air conditioner water supply well inside and outside integrative welding type the most according to claim 1, with well backflow device, is characterized in that: after adjacent interior well casing section mutual sheathing, solid welding is integrated, and one end of 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, and the two ends of matched adjacent interior well casing section arrange casing seat or all arrange plug.
Water-source heat-pump central air conditioner water supply well inside and outside integrative welding type the most according to claim 5, with well backflow device, is characterized in that: the plug of described interior well casing section and the interior same diameter of well casing section, or pin diameter is less than interior well casing section diameter.
Water-source heat-pump central air conditioner water supply well inside and outside integrative welding type the most according to claim 1 is with well backflow device, it is characterized in that: for irrigating heat-barrier material formation thermal insulation layer in air heat-insulation layer, or the interlayer between outlet pipe and outlet pipe sleeve pipe between described outlet pipe and outlet pipe sleeve pipe.
Water-source heat-pump central air conditioner water supply well inside and outside integrative welding type the most 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 to be filled in the gravel material supported between water-permeable pipe and soil horizon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410786552.XA CN104501463B (en) | 2014-12-18 | 2014-12-18 | Water-source heat-pump central air conditioner water supply well inside and outside integrative welding type is with well backflow device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410786552.XA CN104501463B (en) | 2014-12-18 | 2014-12-18 | Water-source heat-pump central air conditioner water supply well inside and outside integrative welding type is with well backflow device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104501463A CN104501463A (en) | 2015-04-08 |
| CN104501463B true CN104501463B (en) | 2016-09-21 |
Family
ID=52942890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410786552.XA Expired - Fee Related CN104501463B (en) | 2014-12-18 | 2014-12-18 | Water-source heat-pump central air conditioner water supply well inside and outside integrative welding type is with well backflow device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104501463B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104896618B (en) * | 2015-05-04 | 2018-05-11 | 河南润恒节能技术开发有限公司 | Geothermal energy central air-conditioning interconnection system shallow layer geothermal energy is the same as well conversion equipment and method |
| CN106869175B (en) * | 2017-02-10 | 2019-03-29 | 同济大学 | Assembled ultrasonic recharge well |
| CN108562065A (en) * | 2018-06-21 | 2018-09-21 | 王言明 | Exempt from groundwater abstraction formula water resource heat pump |
| CN111457607A (en) * | 2020-05-11 | 2020-07-28 | 北京甜圆农业科技有限公司 | Water source heat pump groundwater recharge system |
| CN112594970A (en) * | 2020-12-14 | 2021-04-02 | 中国电建集团四川工程有限公司 | Quality control method in installation process of hydrothermal pump |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1320325C (en) * | 2004-10-26 | 2007-06-06 | 北京永源热泵有限责任公司 | Heat pump for extracting water energy |
| WO2009059482A1 (en) * | 2007-11-08 | 2009-05-14 | Shengheng Xu | A seawater ground energy heat pump system and a method for obtaining the seawater ground energy |
| CN202709552U (en) * | 2012-07-02 | 2013-01-30 | 武汉卓成机电工程有限公司 | Co-well reinjection heat pump system |
| CN203671819U (en) * | 2014-01-21 | 2014-06-25 | 吴刚 | Ground source central air-conditioning system |
| CN203757893U (en) * | 2014-03-25 | 2014-08-06 | 河南润恒节能技术开发有限公司 | Flat plate type sealing structure of identical-well outlet water and backwater device for water source heat pump central air conditioner |
| CN103983045B (en) * | 2014-03-25 | 2016-04-06 | 河南润恒节能技术开发有限公司 | The water supply well hard pipe type of water-source heat-pump central air conditioner goes out with well, water recovery apparatus |
| CN103982955A (en) * | 2014-03-25 | 2014-08-13 | 河南润恒节能技术开发有限公司 | Cylinder type seal structure of water outlet and return device in same well for water source heat pump central air conditioner |
| CN103982956A (en) * | 2014-03-25 | 2014-08-13 | 河南润恒节能技术开发有限公司 | Taper type seal structure of water outlet and return device in same well for water source heat pump central air conditioner |
| CN203810623U (en) * | 2014-04-23 | 2014-09-03 | 南京工业大学 | Novel combined type soil source heat pump system |
| CN204574613U (en) * | 2014-12-18 | 2015-08-19 | 河南润恒节能技术开发有限公司 | Water-source heat-pump central air conditioner water supply well inside and outside integrative welded type is with well backflow device |
-
2014
- 2014-12-18 CN CN201410786552.XA patent/CN104501463B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104501463A (en) | 2015-04-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104501463B (en) | Water-source heat-pump central air conditioner water supply well inside and outside integrative welding type is with well backflow device | |
| CN201866970U (en) | Same-floor geothermal energy cyclic utilization system | |
| CN112856562A (en) | Heating system with mode of taking heat and not taking water by using geothermal energy in middle and deep layers | |
| CN104896618B (en) | Geothermal energy central air-conditioning interconnection system shallow layer geothermal energy is the same as well conversion equipment and method | |
| CN103334757A (en) | Freezing pipe, frigo, and method of excavating rock-soil by adopting freezing method | |
| CN103982961A (en) | Hose type water outlet and return device in same water source well for water source heat pump central air conditioner | |
| CN102102380A (en) | Layered extraction and recharging system for well with pumping and recharging | |
| KR101299826B1 (en) | Depth geothermal system unit | |
| CN107447749A (en) | A kind of heat-exchange system and construction technology based on deep layer pipe laying and energy pile | |
| CN103983045B (en) | The water supply well hard pipe type of water-source heat-pump central air conditioner goes out with well, water recovery apparatus | |
| CN104501464B (en) | Inside-outside integral docking type same-well pumping and recharging device for water source well of water source heat pump type central air conditioning | |
| CN204574613U (en) | Water-source heat-pump central air conditioner water supply well inside and outside integrative welded type is with well backflow device | |
| CN105927271A (en) | Grouting backfilling system and grouting backfilling method for vertical shafts in vertical heat exchangers | |
| CN103322832A (en) | Ground source heat pump efficient heat exchanger and construction method thereof | |
| CN102278116B (en) | Making underground freezing wall device and method for making freezing wall in winter cold region | |
| CN104963341A (en) | Coupling type ground source heat pump mixed backfill technology and backfill material | |
| CN204987289U (en) | Geothermal energy central air conditioning connection mode shallow layer geothermal energy is with well conversion equipment | |
| CN107642329A (en) | A kind of process of the U-shaped docking geothermal well casings pipeline sealing operation of mid-deep strata | |
| CN206768807U (en) | A kind of heat-exchange system based on deep layer pipe laying and energy pile | |
| KR20170031441A (en) | Open type ground heat exchanger having adapting chamber for ground water supply | |
| CN104896634B (en) | The compensation shallow layer geothermal energy of geothermal energy central air-conditioning is the same as well conversion equipment | |
| CN116446939A (en) | A cooling system for ground cooling mines passing through complex deep formations | |
| CN203757895U (en) | Cone type sealing structure of identical-well outlet water and backwater device for water source heat pump central air conditioner | |
| CN203757931U (en) | Water source well hose type identical-well outlet water and backwater device for water source heat pump central air conditioner | |
| CN203757893U (en) | Flat plate type sealing structure of identical-well outlet water and backwater device for water source heat pump central air conditioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160921 Termination date: 20211218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |