CN101446444B - Embedding device for underground heat exchanger of earth source heat pump - Google Patents
Embedding device for underground heat exchanger of earth source heat pump Download PDFInfo
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- CN101446444B CN101446444B CN2008102372569A CN200810237256A CN101446444B CN 101446444 B CN101446444 B CN 101446444B CN 2008102372569 A CN2008102372569 A CN 2008102372569A CN 200810237256 A CN200810237256 A CN 200810237256A CN 101446444 B CN101446444 B CN 101446444B
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Abstract
The invention discloses an embedding device for the underground heat exchanger of an earth source heat pump, which relates to an assist device for vertically embedding the underground heat exchanger of the earth source heat pump. The device of the invention mainly comprises a support, an arc groove roll shaft, a handle, a driving wheel, a driven wheel and a support frame. The device of the invention not only can increase the embedding speed of the underground heat exchanger of the earth source heat pump, but also can guarantee the construction quality, has the characteristics of simple operation, energy conservation, convenient field operation and low cost, and is easy to be popularized and applied. The device of the invention is wildly used for vertical embedment of the underground heat exchangers of the earth source heat pump in all parts of China.
Description
One, technical field:
The invention belongs to the burying technology field of earth-source hot-pump system, particularly the servicing unit vertically buried underground of subterranean heat exchanger of earth source heat pump.
Two, background technology:
According to incompletely statistics, China's building energy consumption has reached 27.5% of total energy consumption at present, and this numeral also will constantly increase along with the fast development of China's building trade.Therefore, along with establishing of energy-saving and emission-reduction fundamental state policy, carrying out of building energy conservation work also seems more significant., realize energy-conservation 30%～35% about realizing the goal programming of building energy conservation 65% according to country, in the energy consumption equipment system, also will realize energy-conservation more than 30% except improving building enclosure.And the utilization of regenerative resource, undoubtedly can effectively realization device systems aspect energy-conservation.According to studies show that, utilize the air-conditioning system of regenerative resources such as soil source earth source heat pump, because cold and hot source has comparatively stable temperature field throughout the year, and has tangible temperature advantage, therefore can effectively realize air conditioner system energy saving 35%～40%.
The earth source heat pump cause of China had begun starting in recent years, and growth momentum is good.Since 2000, Changchun, Jinan, Wenzhou, Chongqing, Miquan were set up the demonstration project of a series of soil source heat pump systems at home.Soil source heat pump system is more and more paid close attention to by the realtor and is adopted.Nearest 5 years, this technology became the research topic of the energy-conservation and HVAC industry hot topic of domestic construction, and begins to be widely used in engineering practice.From 1996 so far, in Beijing, ground such as Shandong, Henan, Liaoning, Hebei, Jiangsu, Zhejiang, Hubei, Shanghai, Tibet have built up the earth source heat pump engineering, the application of national earth-source hot-pump system estimates to surpass 20,000,000 m
2, ground source heat pump technology is just understood by increasing people.2005, the Ministry of Construction classifies ground source heat pump technology one of as ten new technologies of building industry, the parties concerned are formulating relevant policies and are promoting popularizing of ground source heat pump technology and development, and earth source heat pump applying in building is that nearly 2 years resources of country are saved one of focus.Many places are all the opportunity of development earth source heat pump as the local economy of development.The earth source heat pump central air-conditioning becomes the air-conditioning form of 2008 Beijing Olympic Games appointment.According to statistics, to 2537 of commonage source, nationwide in 2005 heat pump application engineerings.Use area and estimate to surpass 2,000 ten thousand m
2, be distributed in 31 provinces, cities and regions except that Hongkong and Macro, tableland district, be applied in polytype engineerings such as comprising office building, villa, hotel, school, hospital, factory building, dwelling house, market.From air-conditioning heat supply (refrigeration) area, the project of area more than 50000m accounts for 16%; At 10000～50000m
2Account for 42%; 10000m
2Following accounts for 42%.The project of being completed in 2004～2005 years accounts for 70%, and a large amount of earth-source hot-pump systems is in and maybe will be in the process of construction, and visible earth source heat pump is very extensive in the zone that China uses.A very important procedure is burying underground of ground heat exchanger in its construction, promptly manages down.
Following pipe is that one of earth-source hot-pump system very critical step is installed, and the success or not of following pipe has determined the first step whether system can install smoothly.The ground heat exchanger of being buried underground single U-shaped that normally external diameter 25～32mm, high strength, pliability are good or dual U-shaped PE pipe, length is generally 10～200m, is used for absorbing heat in the soil or cold to supply with building and heating or refrigeration.Manage under pipe and the machinery under the tube side formula mainly contains manually down at present.When drilling depth is more shallow, should adopt artificial pipe down, when drilling depth is dark, should adopt machinery pipe down.Present actual engineering, the main shortcoming of artificial pipe down is: speed is slow, need a large amount of manpowers, and workload is big, long construction period.Machinery down pipe mainly is to utilize the auxiliary pipe down of drilling machine, but when using the auxiliary pipe down of drilling rod, drilling machine can't carry out drilling operation, has reduced penetration rate, influence construction speed, and easily causes heat exchanger destruction in the pipe process down.
The embedded device of existing subterranean heat exchanger of earth source heat pump is " a kind of perpendicular pipe laying laying method of earth source heat pump " patent of 200310107513.4 as application number.Protect cage, side guard plate, stationary pipes that disclosed device is made by band steel constitute, and protect cage and are made up of outer casing, inner casing, securing member.The outer casing that protects cage is arranged on the outside of U-shaped pipe (being ground heat exchanger) bend pipe, its inner casing is arranged on the inboard of U-shaped pipe bend pipe, the two ends of interior outer casing, securing member connects respectively, side guard plate is installed in the both sides, front and back of U-shaped pipe bend pipe, stationary pipes is welded on the inner casing between the side guard plate, so that the drilling rod of drilling machine is inserted in wherein, utilizes drilling machine that U-shaped pipe ground heat exchanger is sent in the good hole of underground drilling.The major defect of this device is: in the pipe process, drilling machine can't carry out drilling operation, so reduced penetration rate, has spun out the duration under using the drilling machine conveying; And following pipe personnel can't experience underground pipe at any time and whether be stuck in hole wall, if strong Guan Yi down causes heat exchanger to destroy, and there is potential danger near the following pipe personnel that are in the drilling machine; The drilling rod of drilling machine is in the centre of U-shaped pipe, causes pipe laying regularly and makes it keep the pipe clamp of certain distance to install; Drilling rod bar footpath is bigger, and when utilizing drilling rod under pipe, the shared boring basal area of drilling rod and ground pipe laying is bigger than general, i.e. drilling well radius increase, thus increased operating expenses.
Three, summary of the invention
The objective of the invention is weak point, a kind of embedded device of subterranean heat exchanger of earth source heat pump is provided at existing subterranean heat exchanger of earth source heat pump embedded device.Have easy to use, simple to operate, cost is low, accurate positioning, can regulate, improve earth-source hot-pump system and bury speed underground, shorten characteristics such as cycle of burying underground according to burying caliber underground.
The technical scheme that realizes the object of the invention is: a kind of embedded device of subterranean heat exchanger of earth source heat pump, and mainly by support, arc groove roll shaft, handle, driving wheel, driven pulley, compositions such as bracing frame.Support is made of angle steel, and becoming removable support by screw bolt and nut assembling, it is 700～900mm highly, the ground heat exchanger that is used for supporting driving wheel, driven pulley, arc groove roll shaft and buries underground (being the U-shaped pipe), and adaptation field work, convenient carrying transfer tasks place.Centre in the support upper end, be divided into upper and lower two-layer, respectively by affixed 2 angle steel of screw bolt and nut, the spacing of upper and lower two-layer angle steel is 70～90mm, the spacing of every layer of two angle steel determines according to the length of arc groove roll shaft, and at the middle part of the relative inner face of 4 angle steel, hole slot is set respectively, so that installing and adjust upper and lower two-layer totally 2 relative positions, as the usefulness of two straight tubes of stable holding U-shaped pipe to (promptly 4) arc groove roll shaft.The arc groove roll shaft has 2 to (promptly 4), and each all has the roll shaft of concave shaped arc groove for the two ends that formed by round steel car system, and is provided with screw thread in arc groove, in order to increase the frictional force between arc groove roll shaft and ground pipe laying.So that pipe clamp or thermocouple wire are installed smoothly and are prevented the come-up of ground pipe laying, thereby reach the effect of the effective depth of fixing U-shaped pipe and assurance drilling well.The size of its two ends arc groove and its spacing are determined according to the straight tube external diameter of the U-shaped pipe of burying underground and the spacing of two straight tubes thereof, each arc groove roll shaft flexibly connects by bearing block respectively, 2 bearing blocks are fixed on the hole slot of upper and lower two-layer angle steel of support by screw bolt and nut respectively, between two angle steel of every layer on support, flexibly connect a pair of (promptly 2) arc groove roll shaft by affixed bearing block, with single U-shaped pipe of clamping or dual U-shaped pipe.Two driven pulleys are installed in respectively in every pair of arc groove roll shaft of the upper and lower on the axle long and the projecting shaft bearing near an arc groove roll shaft of driving wheel.Each driven pulley is that diameter is single sheave of 50～70mm, be fixed on the support by key respectively, down on the axle of the arc groove roll shaft of two-layer projecting shaft bearing, so that rotatablely moving of two driven pulleys passed to respectively on the support affixed with it, an arc groove roll shaft in two-layer down rotates, and two straight tubes that drive the U-shaped pipe that is held of the effect by frictional force move downward and imbed in the subterranean well, along with moving downward of U-shaped pipe, remaining arc groove roll shaft rotatablely moves thereupon, to reduce the frictional force between U-shaped pipe straight tube and arc groove roll shaft, impel the U-shaped pipe to move downward smoothly and imbed in the subterranean well.A driving wheel is that diameter is the double grooved pulley of 150～170mm, it is connected with the strainer that is fixed in the support side by wheel shaft, the distance at the center of the center to two of a driving wheel driven pulley equates respectively, and connect by two isometric V belts respectively, so that rotatablely moving of driving wheel, also two driven pulleys that pass to of constant speed rotate respectively.According to the size of burying the U-shaped external diameter of pipe down, regulate the tensioning degree that the strainer that is connected with driving wheel is adjusted two V belts, so that increase the frictional force between V belt and the driven wheel, assurance U-shaped pipe is sent in the subterranean well.By the edge, a screwed perforation is set, at driving wheel so that affixed handle.Handle be with flexible plastic cover, an end is provided with the iron axle that the screw thread other end is the semicircle bulb.The end of thread of handle passes the perforation on the driving wheel, and fixedly connected by nut, firmly drives the driving wheel rotation so that the staff holds handle, and drives the rotation of two driven pulleys, drives the rotation of arc groove roll shaft again, and the U-shaped pipe is sent in the subterranean well.Thisly do power, do not need the mode of power supply, both made things convenient for field work with manpower, energy savings, the weight of alleviator is practical and convenient again.Bracing frame mainly comprises two round steel right cylinders, two round steel crossbeams, two angle steel bases, 4 angle steel bearing diagonals and two arc groove roll shafts etc., becomes detachable stage by the screw bolt and nut assembling.The height of two right cylinders is 1400～1500mm, and spacing is 400～500mm, and being respectively arranged with spacing at the top of two right cylinders is 2 manholes of 70～90mm, in order to install two crossbeams.Weld length is one section angle steel cross-arm of 7～10mm respectively on the top of right cylinder (being through hole bottom), passes through the affixed angle steel bearing diagonal of screw bolt and nut respectively at two ends to the two ends, angle steel base of cross-arm, in order to keep the stress balance of bracing frame.The two ends of two crossbeams are respectively arranged with screw thread, pass the manhole at two right cylinder tops respectively, and affixed by nut.Be respectively arranged with two blind holes at the middle part of two crossbeams, be used to limit the arc groove roll shaft.Two crossbeams are passed in the axle center of two arc groove roll shafts respectively, and are limited between two blind holes at crossbeam middle part.Bracing frame will not buried the U-shaped Guan Zhigao of part underground, smoothly the U-shaped pipe be sent in the subterranean well to guarantee the arc groove roll shaft on the support.
The course of work of the present invention: when the subterranean heat exchanger of earth source heat pump embedded device uses, at first assemble bracing frame, by screw bolt and nut the low side of the round steel right cylinder on bracing frame both sides is fixed in earlier the centre on bracing frame angle steel base respectively, one end of the angle steel of 4 support usefulness is fixed in above the angle steel on top of round steel right cylinder by screw bolt and nut respectively then, the other end of angle steel is fixed in the two ends on bracing frame angle steel base respectively by bolt and nut, in order to support right cylinder, keep stress balance.Then the arc groove roll shaft is penetrated the round steel crossbeam and be fixed on the middle part of round steel crossbeam by pin.When local pipe laying is single U-shaped pipe, only the round steel crossbeam of bottom and arc groove roll shaft are assembled on the bracing frame just passable, then water inlet pipe and return pipe form one group pipe laying, and be placed on above the arc groove roll shaft of round steel crossbeam; When local pipe laying is the dual U-shaped pipe, assemble the round steel crossbeam and the arc groove roll shaft of bottom earlier, then the water inlet pipe of each U-shaped pipe and return pipe are formed one group, be divided into into two groups, and be placed on above the arc groove roll shaft of assembling the round steel crossbeam that finishes, at last the round steel crossbeam on top and arc groove roll shaft are assembled on the bracing frame, two groups of round steel crossbeams and arc groove roll shaft use simultaneously up and down.After treating that the bracing frame assembling finishes, begin to assemble support.When local pipe laying is single U-shaped pipe, then use two secondary supporting bearing blocks (promptly 2) arc groove roll shaft (size of roll shaft comply with descend to bury the external diameter of U-shaped pipe and decide) to be assembled in the support upper strata to 1 or above lower floor's angle steel.During assembling arc groove roll shaft, earlier one of them arc groove roll shaft is assembled, then the single U-shaped pipe that is placed on the bracing frame is placed in the arc groove, at last another arc groove roll shaft with it correspondence assemble; When local pipe laying is the dual U-shaped pipe, then uses the supporting bearing block of fourth officer (promptly 4) arc groove roll shaft (size of roll shaft comply with descend to bury the external diameter of U-shaped pipe and decide) to be divided into two groups to 2 and be assembled in about the support above the two-layer angle steel.Being placed in the corresponding arc groove that is placed on every pair of arc groove roll shaft of two groups of U-shaped pipes on the bracing frame, process is with single U-shaped pipe then.Adjust the bearing block of every group of arc groove roll shaft and the relative position of hole slot then,, prevent to produce " hot short circuit " phenomenon of heat exchanger so that make two groups of buried guaranteeing hold suitable spacing.Driving wheel is installed then.At last driven pulley is installed on the axle that the arc groove roll shaft near driving wheel stretches out, and driven pulley is connected with driving wheel by two isometric V belts.After assembling finished, the staff held handle and firmly drives the driving wheel rotation, and drove the rotation of two driven pulleys, drove the rotation of arc groove roll shaft again, and the U-shaped pipe is sent in the subterranean well.If V belt is loosening, can regulate strainer and carry out the frictional force that tensioning increases V-belt and driving wheel and driven pulley, thereby the V-belt drives two driven pulleys by the effect of frictional force, driving two arc groove rod axles that link to each other with driven pulley then rotates, the arc groove of roll shaft hugs the ground pipe laying, when the arc groove roll shaft rotates, rely on frictional force that the ground pipe laying is sent in the drilling well.Sending into the quantity of the ground pipe laying of drilling well can decide according to designing requirement, can be one group of U-shaped pipe, also can be two groups of U-shaped pipes.
After the present invention adopts technique scheme, mainly contain following good effect;
1, apparatus of the present invention conveniently when helping ground heat exchanger and burying underground are provided with pipe clamp and design temperature measuring point at the constant spacing place, and accurate positioning has guaranteed construction quality;
2, help avoiding the dual U-shaped pipe in burying process underground to U-shaped pipe grouping, pipeline intersects the generation of aliasing, has improved the speed of burying underground of earth-source hot-pump system ground heat exchanger;
3, apparatus of the present invention, because the employing manpower drives driving wheel and descends the pipe operation, the special circumstances under can handling according to actual conditions in the pipe process are as drilling well obstruction, pipe laying bending etc., so that in time get rid of, avoided mechanical pipe down and phenomenons such as piping failure, fracture when producing by force down pipe.This has not only guaranteed construction quality, has also saved the energy, makes things convenient for field work;
4, apparatus of the present invention, simple to operate, practical and convenient, cost is low, and is easy to utilize.
The present invention can be widely used in vertically burying underground of subterranean heat exchanger of earth source heat pump in all parts of the country, is a kind of easy to carry, highly effective, can reduces investment outlay and manpower, saves the embedded device of the subterranean heat exchanger of earth source heat pump of the energy.
Four, description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is Figure 1A-A sectional drawing;
Fig. 3 is the side view of bracing frame of the present invention.
Among the figure: 1 support, 2 bearing diagonals, 3 arc groove roll shafts, 4 crossbeams, 5 bearing blocks, 6 subterranean well, 7U shape pipe, 8 driving wheels, 9 driven pulleys, 10 handles, 11 V belts, 12 driving wheel wheel shafts, 13 tensioning apparatus, 14 screw bolt and nut, 15 right cylinders, 16 angle steel bases, 17 cross-arms.
Five, the specific embodiment
Below in conjunction with the specific embodiment, further specify invention.
As shown in Figure 1, 2, 3, a kind of embedded device of subterranean heat exchanger of earth source heat pump is mainly by support 1, arc groove roll shaft 3, handle 10, driving wheel 8, driven pulley 9, compositions such as bracing frame.Support 1 is made of angle steel, and becomes removable support by screw bolt and nut 14 assemblings, and it highly is 800mm.Centre in support 1 upper end, be divided into upper and lower two-layer, respectively by screw bolt and nut 14 affixed two angle steel, the spacing of upper and lower two-layer angle steel is 80mm, the spacing of every layer of two angle steel is determined according to the length of arc groove roll shaft 3, and, hole slot is set respectively at the middle part of the relative inner face of four angle steel.Arc groove roll shaft 3 has two to (promptly 4), and each all has the roll shaft 3 of concave shaped arc groove for the two ends that formed by round steel car system, and is provided with screw thread in arc groove.The size of its two ends arc groove and its spacing are determined according to the straight tube external diameter of the U-shaped pipe of burying underground 7 and the spacing of two straight tubes thereof, each arc groove roll shaft 3 flexibly connects by bearing block 5 respectively, two bearing blocks 5 are fixed on the hole slot of upper and lower two-layer angle steel of support 1 by screw bolt and nut 14 respectively, between support 1 two angle steel of every layer, flexibly connect a pair of (promptly 2) arc groove roll shafts 3 by affixed bearing block 5.Two driven pulleys 9 are installed in respectively in every pair of arc groove roll shaft 3 of the upper and lower on the axle long and projecting shaft bearing 5 near an arc groove roll shaft 3 of driving wheel 8.Each driven pulley 9 is single sheave of 60mm for diameter, respectively by key be fixed in support 1 upper and lower two-layer projecting shaft bearing 5 arc groove roll shaft 3 the axle on.A driving wheel 8 is the double grooved pulley of 150mm for diameter, and it is connected with the strainer that is fixed in support 1 side by wheel shaft, and the distance at the center of the center to two of driving wheel 8 driven pulley 9 equates respectively, and connects by two isometric V belts 11 respectively.By the edge, a screwed perforation is set, at driving wheel 8 so that affixed handle 10.Handle 10 is that flexible plastic overlaps for being with, an end is provided with the iron axle that the screw thread other end is the semicircle bulb.The end of thread of handle 10 passes the perforation on the driving wheel 8, and fixedly connected by nut.Bracing frame mainly comprises two round steel right cylinders 15, two round steel crossbeams 4, two angle steel bases 16, four angle steel bearing diagonals 2 and two arc groove roll shafts 3 etc., becomes detachable stage by screw bolt and nut 14 assemblings.The height of two right cylinders 15 is 1500mm, and spacing is 500mm, and being respectively arranged with spacing at the top of two right cylinders 15 is two manholes of 80mm, in order to install two crossbeams 4.Weld length is one section angle steel cross-arm 17 of 8mm respectively on the top of right cylinder 15 (being through hole bottom), passes through screw bolt and nut 14 affixed angle steel bearing diagonals 2 respectively at two ends to 16 two ends, angle steel base of cross-arm 17.The two ends of two crossbeams 4 are respectively arranged with screw thread, pass the manhole at two right cylinders, 15 tops respectively, and affixed by nut.Be respectively arranged with two blind holes at the middle part of two crossbeams 4, be used to limit arc groove roll shaft 3.Two crossbeams 4 are passed in the axle center of two arc groove roll shafts 3 respectively, and are limited between two blind holes at crossbeam 4 middle parts.
A kind of embedded device of subterranean heat exchanger of earth source heat pump, with embodiment 1, feature is: the height of support 1 is 900mm.The spacing of the upper and lower two-layer angle steel of support 1 is 90mm.Driven pulley 9 is single sheave of 50mm for diameter, and driving wheel 8 is the double grooved pulley of 160mm for diameter.The height of two right cylinders 15 is 1450mm, and spacing is 450mm, and the spacing of two manholes in top of two right cylinders 15 is 90mm.The length of the angle steel cross-arm 17 that welds respectively on the top of right cylinder 15 (being through hole bottom) is 10mm.
A kind of embedded device of subterranean heat exchanger of earth source heat pump, with embodiment 1, feature is: the height of support 1 is 700mm.The spacing of the upper and lower two-layer angle steel of support 1 is 70mm.Driven pulley 9 is single sheave of 70mm for diameter, and driving wheel 8 is the double grooved pulley of 140mm for diameter.The height of two right cylinders 15 is 1400mm, and spacing is 400mm, and the spacing of two manholes in top of two right cylinders 15 is 70mm.The length of the angle steel cross-arm 17 that welds respectively on the top of right cylinder 15 (being through hole bottom) is 7mm.
Claims (4)
1. the embedded device of a subterranean heat exchanger of earth source heat pump, it is characterized in that by support (1), arc groove roll shaft (3), handle (10), driving wheel (8), driven pulley (9), bracing frame is formed, support (1) is made of angle steel, and by screw bolt and nut (14) assembling becoming removable support, it highly is 700～900mm, centre in support (1) upper end, be divided into, two-layer down, respectively by affixed two angle steel of screw bolt and nut (14), on, the spacing of two-layer angle steel is 70～90mm down, the spacing of every layer of two angle steel is determined according to the length of arc groove roll shaft (3), and at the middle part of the relative inner face of four angle steel, hole slot is set respectively, arc groove roll shaft (3) has two pairs, each all has the roll shaft (3) of concave shaped arc groove for the two ends that formed by round steel car system, and in arc groove, be provided with screw thread, the size of its two ends arc groove and its spacing are determined according to the straight tube external diameter of the U-shaped pipe of burying underground (7) and the spacing of two straight tubes thereof, each arc groove roll shaft (3) flexibly connects by bearing block (5) respectively, two bearing blocks (5) respectively by screw bolt and nut (14) be fixed in support (1) on, down on the hole slot of two-layer angle steel, between two angle steel of every layer on support (1), flexibly connect a pair of arc groove roll shaft (3) by affixed bearing block (5), two driven pulleys (9) are installed in respectively in every pair of arc groove roll shaft (3) of the upper and lower near on an arc groove roll shaft (3) of driving wheel (8) axle long and projecting shaft bearing (5), each driven pulley (9) is single sheave of 50～70mm for diameter, be fixed on the support (1) by key respectively, down on the axle of the arc groove roll shaft (3) of two-layer projecting shaft bearing (5), a driving wheel (8) is the double grooved pulley of 140～160mm for diameter, it is connected with the strainer that is fixed in support (1) side by wheel shaft, the distance at the center of center to two driven pulley (9) of driving wheel (8) equates respectively, and connect by two isometric three cuticles (11) bands respectively, lean on the edge at driving wheel (8), one screwed perforation is set, handle (10) is to be with the flexible plastic cover, one end is provided with the iron axle that the screw thread other end is the semicircle bulb, the end of thread of handle (10) passes the perforation on the driving wheel (8), and it is fixedly connected by nut, bracing frame mainly comprises two round steel right cylinders (15), two round steel crossbeams (4), two angle steel bases (16), four angle steel bearing diagonals (2) and two arc groove roll shafts (3), become detachable stage by screw bolt and nut (14) assembling, the height of two right cylinders (15) is 1400～1500mm, spacing is 400～500mm, being respectively arranged with spacing at the top of two right cylinders (15) is two manholes of 70～90mm, weld length is one section angle steel cross-arm (17) of 7～10mm respectively on the top of right cylinder (15), the affixed angle steel bearing diagonal of screw bolt and nut (14) (2) is passed through at two ends to two ends, angle steel base (16) at cross-arm (17) respectively, the two ends of two crossbeams (4) are respectively arranged with screw thread, pass the manhole at two right cylinders (15) top respectively, and it is affixed by nut, be respectively arranged with two blind holes at the middle part of two crossbeams (4), two crossbeams (4) are passed in the axle center of two arc groove roll shafts (3) respectively, and are limited between two blind holes at crossbeam (4) middle part.
2. according to the embedded device of the described a kind of subterranean heat exchanger of earth source heat pump of claim 1, the height that it is characterized in that support (1) is 800mm, the spacing of the upper and lower two-layer angle steel of support (1) is 80mm, driven pulley (9) is single sheave of 60mm for diameter, driving wheel (8) is the double grooved pulley of 150mm for diameter, the height of two right cylinders (15) is 1500mm, spacing is 500mm, the spacing of two manholes in top of two right cylinders (15) is 80mm, and the length of the angle steel cross-arm (17) that welds respectively on the top of right cylinder (15) is 8mm.
3. according to the embedded device of the described a kind of subterranean heat exchanger of earth source heat pump of claim 1, the height that it is characterized in that support (1) is 900mm, the spacing of the upper and lower two-layer angle steel of support (1) is 90mm, driven pulley (9) is single sheave of 50mm for diameter, driving wheel (8) is the double grooved pulley of 160mm for diameter, the height of two right cylinders (15) is 1450mm, spacing is 450mm, the spacing of two manholes in top of two right cylinders (15) is 90mm, and the length of the angle steel cross-arm (17) that welds respectively on the top of right cylinder (15) is 10mm.
4. according to the embedded device of the described a kind of subterranean heat exchanger of earth source heat pump of claim 1, the height that it is characterized in that support (1) is 700mm, the spacing of the upper and lower two-layer angle steel of support (1) is 70mm, driven pulley (9) is single sheave of 70mm for diameter, driving wheel (8) is the double grooved pulley of 140mm for diameter, the height of two right cylinders (15) is 1400mm, spacing is 400mm, the spacing of two manholes in top of two right cylinders (15) is 70mm, and the length of the angle steel cross-arm (17) that welds respectively on the top of right cylinder (15) is 7mm.
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| CN108168125A (en) * | 2017-12-18 | 2018-06-15 | 湖南中大经纬地热开发科技有限公司 | A kind of quick embedded device of Buried heat exchanger |
| CN112344092B (en) * | 2020-11-18 | 2022-03-01 | 华北水利水电大学 | Automatic pipe laying device and method for buried pipe |
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| CN1804229A (en) * | 2006-01-19 | 2006-07-19 | 张延军 | Prefabricated reinforced concrete pile with low temperature geothermal energy conversion function |
| JP2006313034A (en) * | 2005-05-06 | 2006-11-16 | Nippon Steel Engineering Co Ltd | Geothermal unit |
| CN201053720Y (en) * | 2007-05-16 | 2008-04-30 | 任锡志 | Low energy consumption low contamination building |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006313034A (en) * | 2005-05-06 | 2006-11-16 | Nippon Steel Engineering Co Ltd | Geothermal unit |
| CN1804229A (en) * | 2006-01-19 | 2006-07-19 | 张延军 | Prefabricated reinforced concrete pile with low temperature geothermal energy conversion function |
| CN201053720Y (en) * | 2007-05-16 | 2008-04-30 | 任锡志 | Low energy consumption low contamination building |
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