CN212673413U - Solar energy and aquifer energy storage coupling heat balance system - Google Patents
Solar energy and aquifer energy storage coupling heat balance system Download PDFInfo
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- CN212673413U CN212673413U CN202021107134.0U CN202021107134U CN212673413U CN 212673413 U CN212673413 U CN 212673413U CN 202021107134 U CN202021107134 U CN 202021107134U CN 212673413 U CN212673413 U CN 212673413U
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Abstract
The utility model discloses a solar energy and aquifer energy storage coupling heat balance system, which comprises an air conditioner main body, a heat pump unit, a cold well, a heat well, a plate heat exchanger, a heat storage tank and a solar heat collector, wherein the solar heat collector is arranged on the heat storage tank, the solar heat collector also comprises a first pipe group used for connecting the cold well and a second pipe group used for connecting the heat well, the first pipe group comprises a first connecting pipe a, a second connecting pipe a, a third connecting pipe a, a fourth connecting pipe a, a fifth connecting pipe a and a sixth connecting pipe a, the first connecting pipe a is connected between the air conditioner main body and the heat pump unit, the solar energy storage and aquifer energy storage coupling system effectively fuses a solar energy thermal technology, a shallow geothermal energy aquifer energy storage technology and a soil aquifer energy storage technology together, and the cold and heat balance of soil can be well achieved, thereby the stability and the safety of the, and an effective heat energy storage space is provided for solar heating.
Description
Technical Field
The utility model relates to a heat balance system technical field specifically is solar energy and aquifer energy storage coupling heat balance system.
Background
The shallow surface geothermal energy means that a rock-soil space 15-200 meters underground forms a constant temperature zone at 10-18 ℃, and becomes an ideal cold and hot energy storage space by adding the heat capacity and the heat conductivity of the rock-soil. The aquifer energy storage system transmits heat energy or cold energy from the underground space to the indoor space of the building by using a heat pump, and the heat is taken from soil in winter to heat the building; in summer, heat is discharged to the soil to refrigerate the building, thereby meeting the requirements of refrigeration and heat supply of the building. However, in the area with large heat demand in the north, the single aquifer energy storage system can cause cold and hot imbalance of soil after long-term operation, thereby reducing the efficiency of the operation of the aquifer energy storage system and even causing the consequence that the aquifer energy storage air conditioning system can not normally operate. Solar energy is the best renewable energy source to control and utilize, and the solar energy is an important way for protecting the environment and resources.
Because the utilization of solar energy photo-heat is limited to solar radiation, the solar energy hot water is used at night, the water storage equipment is required to store the hot water generated by solar energy in the daytime, and particularly, a large amount of storage space is required for heating by using the solar energy hot water, so that the large-scale popularization and application of the solar energy photo-heat are limited. Solar heating and refrigeration are taken as main development directions in the national solar heat utilization development plan, and the problem of solar hot water storage space in solar heating is an important subject for accelerating solar light heat utilization.
The current situation is that the heat quantity extracted from underground soil by heating in winter of an aquifer energy storage system in northern China is larger than the heat quantity input to the underground by refrigerating in summer, the temperature of a soil aquifer is reduced after the aquifer energy storage system operates for many years, the underground cold and heat are unbalanced, so that the aquifer energy storage system cannot operate according to original design parameters, the operation efficiency is reduced, the serious unbalance even can cause the result that the whole air conditioning system cannot operate, and therefore the solar energy and aquifer energy storage coupling heat balance system is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a solar energy and aquifer energy storage coupling heat balance system has solved the above-mentioned problem that proposes.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the solar energy and aquifer energy storage coupling heat balance system comprises an air conditioner main body, a heat pump unit, a cold well, a hot well, a plate heat exchanger, a heat storage box and a solar heat collector, wherein the solar heat collector is arranged on the heat storage box and also comprises a first pipe group used for connecting the cold well and a second pipe group used for connecting the hot well;
the first pipe set comprises a first connecting pipe a, a second connecting pipe a, a third connecting pipe a, a fourth connecting pipe a, a fifth connecting pipe a and a sixth connecting pipe a, the first connecting pipe a is connected between the air conditioner main body and the heat pump unit, the second connecting pipe a is connected between the plate heat exchanger and the heat storage tank, the third connecting pipe a is connected at the connecting end of the heat pump unit, the fourth connecting pipe a is connected between the cold well and the second connecting pipe a, one end, far away from the heat pump unit, of the third connecting pipe a is connected to the fourth connecting pipe a, the sixth connecting pipe a is connected between the plate heat exchanger and the first connecting pipe a, and the fifth connecting pipe a is connected between the third connecting pipe a and the sixth connecting pipe a;
the second pipe group comprises a first connecting pipe b, a second connecting pipe b, a third connecting pipe b, a fourth connecting pipe b, a fifth connecting pipe b and a sixth connecting pipe b, the first connecting pipe b is connected between the air conditioner main body and the heat pump unit, the second connecting pipe b is connected between the plate heat exchanger and the heat storage tank, the third connecting pipe b is connected at the connecting end of the heat pump unit, the fourth connecting pipe b is connected between the cold well and the second connecting pipe b, one end, far away from the heat pump unit, of the third connecting pipe b is connected to the fourth connecting pipe b, the sixth connecting pipe b is connected between the plate heat exchanger and the first connecting pipe b, and the fifth connecting pipe b is connected between the third connecting pipe b and the sixth connecting pipe b;
the heat storage box is connected with an output pipe, and valves are arranged on the connecting pipes and the output pipe.
Preferably, the heat pump unit, the cold well, the hot well and the plate heat exchanger are all connected with connecting parts for connecting pipes.
Preferably, connecting portion include fixed pipe, expansion pipe swing joint is in fixed pipe, the one end that stretches out fixed pipe of expansion pipe is fixed with the connecting plate, be fixed with the butt plate on the connecting plate, the end fixing of connecting pipe is on the butt plate, the through-hole of intercommunication is seted up on connecting plate and the butt plate.
Preferably, the inner wall of the fixed pipe is provided with a movable groove, a sealing sleeve is sleeved outside one end of the movable pipe, which extends into the fixed pipe, and the sealing sleeve is arranged in the movable groove in a sliding manner.
Preferably, the connecting plate is fixed with bolts arranged in a matrix, and one end of each bolt penetrating through the butt-joint plate is connected with a nut.
(III) advantageous effects
The utility model provides a solar energy and aquifer energy storage coupling heat balance system. The method has the following beneficial effects:
1. this patent strides season festival solar energy and aquifer energy storage coupling heat balance system has compensated the soil heat that aquifer energy storage system heat well temperature field was too much drawed because of the winter heating, reaches the cold and hot balance of soil, guarantees aquifer energy storage system safety, efficient operation.
2. This patent system has risen the temperature of aquifer energy storage system heat well in winter, can improve aquifer energy storage system efficiency more than 30%. The loss of the heat energy of the underground soil is compensated, the underground energy can be balanced continuously for a long time, the problem that a single aquifer energy storage system cannot operate due to unbalanced heat is solved, and the service life of the aquifer energy storage system is prolonged. And the problem of the storage space of solar heating hot water is solved, and the utilization rate of solar energy is greatly improved.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a schematic structural view of the middle connection portion of the present invention.
In the figure: 1. an air conditioner main body; 2. a heat pump unit; 3. cooling the well; 4. a hot well; 5. a plate heat exchanger; 6. a heat storage tank; 7. a solar heat collector; 8. a first connecting pipe a; 9. a second connection pipe a; 10. a third connection pipe a; 11. a fourth connection pipe a; 12. a fifth connection pipe a; 13. a sixth connection pipe a; 14. a connecting portion; 15. an output pipe; 81. a first connecting pipe b; 91. a second connection pipe b; 101. a third connection pipe b; 111. a fourth connection pipe b; 121. a fifth connection pipe b; 131. sixth connection pipes b and 141 and a fixed pipe; 142. a movable tube; 143. a connecting plate; 144. a butt plate; 145. a through hole; 146. a movable groove; 147. sealing sleeves; 148. a bolt; 149. and a nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the solar energy and aquifer energy storage coupling heat balance system comprises an air conditioner main body 1, a heat pump unit 2, a cold well 3, a hot well 4, a plate heat exchanger 5, a heat storage tank 6 and a solar heat collector 7, wherein the solar heat collector 7 is arranged on the heat storage tank 6, and the solar heat collector further comprises a first pipe group used for connecting the cold well 3 and a second pipe group used for connecting the hot well 4;
the first tube group comprises a first connecting tube a8, a second connecting tube a9, a third connecting tube a10, a fourth connecting tube a11, a fifth connecting tube a12 and a sixth connecting tube a13, wherein the first connecting tube a8 is connected between the air conditioner main body 1 and the heat pump unit 2, the second connecting tube a9 is connected between the plate heat exchanger 5 and the heat storage tank 6, the third connecting tube a10 is connected to a connecting end of the heat pump unit 2, the fourth connecting tube a11 is connected between the cold well 3 and the second connecting tube a9, one end of the third connecting tube a10 far away from the heat pump unit 2 is connected to the fourth connecting tube a11, the sixth connecting tube a13 is connected between the plate heat exchanger 5 and the first connecting tube a8, and the fifth connecting tube a12 is connected between the third connecting tube a10 and the sixth connecting tube a 13;
the second tube group comprises a first connecting tube b81, a second connecting tube b91, a third connecting tube b101, a fourth connecting tube b111, a fifth connecting tube b121 and a sixth connecting tube b131, the first connecting tube b81 is connected between the air conditioner main body 1 and the heat pump unit 2, the second connecting tube b91 is connected between the plate heat exchanger 5 and the heat storage tank 6, the third connecting tube b101 is connected to the connecting end of the heat pump unit 2, the fourth connecting tube b111 is connected between the cold well 3 and the second connecting tube b91, one end of the third connecting tube b101, which is far away from the heat pump unit 2, is connected to the fourth connecting tube b111, the sixth connecting tube b131 is connected between the plate heat exchanger 5 and the first connecting tube b81, and the fifth connecting tube b121 is connected between the third connecting tube b101 and the sixth connecting tube b 131;
an output pipe 15 is connected to the heat storage box 6, and valves are installed on the connecting pipes and the output pipe 15.
Because the conventional connecting pipe is installed, the connecting mechanism connected with the general connecting pipe is fixed and inconvenient to move, and the two ends of the connecting pipe cannot be accurately installed when being installed, so that in order to facilitate the connection and installation of the connecting pipe, the heat pump unit 2, the cold well 3, the hot well 4 and the plate heat exchanger 5 are all connected with the connecting part 14 for connecting the connecting pipe, the connecting part 14 comprises a fixed pipe 141 and a movable pipe 142, the movable pipe 142 is movably connected in the fixed pipe 141, a connecting plate 143 is fixed at one end of the movable pipe 142 extending out of the fixed pipe 141, a butt plate 144 is fixed on the connecting plate 143, the end part of the connecting pipe is fixed on the butt plate 144, a through hole 145 is formed between the connecting plate 143 and the butt plate 144, a movable groove 146 is formed on the inner wall of the fixed pipe 141, and a sealing sleeve 147 is sleeved outside one end of the movable pipe 142 extending into the fixed pipe 141, the sealing sleeve 147 is slidably arranged in the movable groove 146, the connecting plate 143 is fixed with bolts 148 arranged in a matrix manner, one end of the bolt 148 penetrating through the butt plate 144 is connected with a nut 149, the butt plate 143 is welded on a pipe orifice of a corresponding connecting pipe, so that the movable pipe 142 can move relative to the fixed pipe 141 when the connecting pipe is installed, and the movable pipe moves along the mounting groove 146 in a piston sliding manner under the action of the sealing sleeve 147 during movement, so that the sealing performance between the fixed pipe 141 and the movable pipe 142 is ensured, and the connecting pipe is convenient to install by utilizing the relative telescopic characteristic of the movable pipe 142.
In the winter heat supply period, soil is used as a low-temperature heat source, low-level energy in the soil is converted into high-level energy by a heat pump unit and is supplied to the tail end for heating, and solar energy and a water-bearing stratum energy storage system supply heat to a building at the same time. When the solar hot water exceeds the water supply temperature of indoor building heating equipment, the valves F9 and F10 are opened, the solar hot water is converted into the designed water supply temperature of air-conditioning tail end heating through the plate heat exchanger for direct heating, and when the solar hot water is lower than the water supply temperature of the building heating equipment and is higher than the water outlet temperature of a heat well of the aquifer energy storage system, the valves F7 and F8 are opened, the low-temperature water is input underground through the cold well, and the underground soil heat extracted by the heat supply of the aquifer energy storage system in the underground temperature field is compensated.
The valves F7 and F8 are opened in spring and summer after winter heating, the valves F9 and F10 are closed, solar hot water is used for heating underground soil through a hot well, and the solar hot water in spring and summer is stored underground so as to extract heat through a water-bearing layer energy storage system during winter heating.
When the refrigeration peak period in summer passes and the air conditioner is not started in autumn, the redundant heat generated by solar hot water is gradually transmitted and distributed to the heat well to store heat energy, and the shortage of energy storage in winter is compensated, so that the purposes of annual energy balance and solar heat storage technology are achieved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Solar energy and aquifer energy storage coupling heat balance system, its characterized in that: the solar heat pump system comprises an air conditioner main body (1), a heat pump unit (2), a cold well (3), a heat well (4), a plate heat exchanger (5), a heat storage box (6) and a solar heat collector (7), wherein the solar heat collector (7) is arranged on the heat storage box (6), and the solar heat pump system further comprises a first pipe group used for being connected with the cold well (3) and a second pipe group used for being connected with the heat well (4);
the first pipe group comprises a first connecting pipe a (8), a second connecting pipe a (9), a third connecting pipe a (10), a fourth connecting pipe a (11), a fifth connecting pipe a (12) and a sixth connecting pipe a (13), the first connecting pipe a (8) is connected between the air conditioner main body (1) and the heat pump unit (2), the second connecting pipe a (9) is connected between the plate heat exchanger (5) and the heat storage tank (6), the third connecting pipe a (10) is connected at the connecting end of the heat pump unit (2), the fourth connecting pipe a (11) is connected between the cold well (3) and the second connecting pipe a (9), one end of the third connecting pipe a (10) far away from the heat pump unit (2) is connected on the fourth connecting pipe a (11), and the sixth connecting pipe a (13) is connected between the plate heat exchanger (5) and the first connecting pipe a (8), the fifth connecting pipe a (12) is connected between the third connecting pipe a (10) and the sixth connecting pipe a (13);
the second pipe group comprises a first connecting pipe b (81), a second connecting pipe b (91), a third connecting pipe b (101), a fourth connecting pipe b (111), a fifth connecting pipe b (121) and a sixth connecting pipe b (131), the first connecting pipe b (81) is connected between the air conditioner main body (1) and the heat pump unit (2), the second connecting pipe b (91) is connected between the plate heat exchanger (5) and the heat storage tank (6), the third connecting pipe b (101) is connected at the connecting end of the heat pump unit (2), the fourth connecting pipe b (111) is connected between the cold well (3) and the second connecting pipe b (91), one end of the third connecting pipe b (101), which is far away from the heat pump unit (2), is connected on the fourth connecting pipe b (111), and the sixth connecting pipe b (131) is connected between the plate heat exchanger (5) and the first connecting pipe b (81), the fifth connection pipe b (121) is connected between the third connection pipe b (101) and the sixth connection pipe b (131);
and the heat storage box (6) is connected with an output pipe (15), and valves are arranged on the connecting pipes and the output pipe (15).
2. The solar and aquifer energy storage coupled heat balance system of claim 1, wherein: the heat pump unit (2), the cold well (3), the hot well (4) and the plate heat exchanger (5) are all connected with connecting parts (14) for connecting pipes.
3. The solar and aquifer energy storage coupled heat balance system of claim 2, wherein: connecting portion (14) are including fixed pipe (141), activity pipe (142) swing joint is in fixed pipe (141), the one end that stretches out fixed pipe (141) of activity pipe (142) is fixed with connecting plate (143), be fixed with butt plate (144) on connecting plate (143), the end fixing of connecting pipe is on butt plate (144), set up through-hole (145) of intercommunication on connecting plate (143) and butt plate (144).
4. The solar and aquifer energy storage coupled heat balance system of claim 3, wherein: the inner wall of the fixed pipe (141) is provided with a movable groove (146), the outer portion of one end, extending into the fixed pipe (141), of the movable pipe (142) is sleeved with a sealing sleeve (147), and the sealing sleeve (147) is arranged in the movable groove (146) in a sliding mode.
5. The solar and aquifer energy storage coupled heat balance system of claim 3, wherein: bolts (148) arranged in a matrix are fixed on the connecting plate (143), and nuts (149) are connected to one end, penetrating through the butt plate (144), of each bolt (148).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021107134.0U CN212673413U (en) | 2020-06-15 | 2020-06-15 | Solar energy and aquifer energy storage coupling heat balance system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021107134.0U CN212673413U (en) | 2020-06-15 | 2020-06-15 | Solar energy and aquifer energy storage coupling heat balance system |
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| CN212673413U true CN212673413U (en) | 2021-03-09 |
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| CN202021107134.0U Active CN212673413U (en) | 2020-06-15 | 2020-06-15 | Solar energy and aquifer energy storage coupling heat balance system |
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