CN219913196U

CN219913196U - Shallow geothermal heating and refrigerating energy-saving control device

Info

Publication number: CN219913196U
Application number: CN202321553569.1U
Authority: CN
Inventors: 简文慧; 魏明慧; 李明明
Original assignee: Hebei Wuheng Energy Technology Co ltd
Current assignee: Hebei Wuheng Energy Technology Co ltd
Priority date: 2023-06-17
Filing date: 2023-06-17
Publication date: 2023-10-27
Anticipated expiration: 2033-06-17

Abstract

The utility model relates to the technical field of shallow geothermal heating, in particular to an energy-saving control device for shallow geothermal heating, which comprises a pumping device for pumping shallow geothermal heat, an indoor heat exchanger, a converging structure for connecting the pumping device with the indoor heat exchanger and a circulating structure for discharging water back to the ground.

Description

Shallow geothermal heating and refrigerating energy-saving control device

Technical Field

The utility model relates to the technical field of shallow geothermal heating, in particular to an energy-saving control device for shallow geothermal heating and refrigeration.

Background

The underground water type ground source heat pump performs cold and heat exchange with the underground water pumped by the water pump through the heat exchanger by the closed circulation system in the unit, the underground water is discharged back or injected into the underground water layer through the pressurizing pump, the device for pumping shallow geothermal energy source heating and refrigerating disclosed in the patent publication No. CN203848428U comprises a plurality of heat superconducting pipes, the heat superconducting pipes are sleeved with heat insulating material layers, the upper part and the lower part of the heat superconducting pipes are respectively provided with an upper exposed section and a lower exposed section, the upper exposed section is connected with the outdoor heat exchanger, the outdoor heat exchanger sequentially forms a compression circulation closed circuit with the throttle valve, the indoor heat exchanger and the compressor provided with the electromagnetic four-way valve, the middle lower part of the heat superconducting pipes is arranged below the ground, the underground water can be effectively utilized for heating and refrigerating, in the use process, the single part is not favorable for temperature regulation, and in the process of water transmission, the part at the transmission position can be damaged by overlarge pressure.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a shallow geothermal heating and refrigerating energy-saving control device which has the effects of adapting to the utilization of heat conduction of groundwater in different areas, improving the regulation of water transmission performance and reducing the condition of larger pressure at the transmission position.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a shallow geothermal heating refrigeration energy-saving control device, includes pumping device, indoor heat exchanger that is used for extracting shallow geothermal, is used for connecting each pumping device and indoor heat exchanger's collection flow structure and is used for discharging the circulation structure of water back underground, pumping device is provided with a plurality ofly, pumping device includes pipe one, water pump, straight-through overflow valve and automatically controlled stop valve one, and pipe one, water pump, straight-through overflow valve and automatically controlled stop valve one are jointly on same water pipe that absorbs water, and collection flow structure includes governing valve and inlet tube, inlet tube and each water pipe intercommunication that absorbs water, and the governing valve is installed on each water pipe one by one, circulation structure includes back flow and pipe two, and indoor heat exchanger's outlet and pipe are through back flow intercommunication.

Preferably, the circulation structure further comprises an electric control stop valve II, an electric control stop valve III and a variable pump, the electric control stop valve III and the variable pump are arranged on the transmission pipe, the variable pump is located in the opposite middle area of the two electric control stop valves III, the electric control stop valve II is arranged on the return pipe, and the transmission pipe and the electric control stop valve II are arranged in parallel.

Preferably, the circulation structure further comprises a second through type overflow valve, the second through type overflow valve is a through type overflow valve, and the second through type overflow valve is arranged on the return pipe.

Preferably, the pumping device further comprises a first thermometer, the first thermometer is arranged on the water suction pipe, the circulating structure further comprises a third thermometer, and the third thermometer is arranged on the return pipe.

Preferably, the converging structure further comprises a first flowmeter and a second thermometer, and the converging port of the speed regulating valve, the first flowmeter, the second thermometer and the water inlet of the indoor heat exchanger are connected in series on the same pipe.

Preferably, the circulation structure further comprises a second flowmeter, and the second flowmeter is arranged on the return pipe.

(III) beneficial effects

Compared with the prior art, the utility model provides the shallow geothermal heating and refrigerating energy-saving control device, which has the following beneficial effects:

according to the shallow geothermal heating and refrigerating energy-saving control device, first pipes in different pumping devices are inserted into the underground of different areas to pump water, then underground water is pumped uniformly in a certain pumping area, in the pumping process, first electric control stop valves which are different in opening and closing can be used for enabling the underground water in different areas to be transmitted to the indoor heat exchanger, the utilization of heat conduction of the underground water in different areas is adapted, the speed of water transmission of each water suction pipe is adjusted through a speed regulating valve, the water transmission rate of different transmission positions is adapted, the water transmission flow is further conveniently adjusted, the water discharged by the indoor heat exchanger is transmitted back to the underground through a water circulation device, heat conduction of the underground water is realized, pressure relief is carried out through the first pressure-through overflow valves for water suction pipe water transmission, the condition that the internal pressure of the water suction pipes is overlarge in the water transmission process is reduced, the adjusting effect on the water transmission performance is improved, and the condition that the pressure of the transmission position is larger is reduced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

The reference numerals in the drawings: 1. a first conduit; 2. a water pump; 3. a straight-through overflow valve I; 4. a thermometer I; 5. an electric control stop valve I; 6. a speed regulating valve; 7. a first flowmeter; 8. a second thermometer; 9. an indoor heat exchanger; 10. an electric control stop valve II; 11. an electric control stop valve III; 12. a third thermometer; 13. a variable displacement pump; 14. a second flowmeter; 15. a through overflow valve II; 16. a second conduit; 17. a transmission tube; 18. a return pipe; 19. a water suction pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples:

referring to FIG. 1, a shallow geothermal heating refrigeration energy-saving control device comprises a pumping device for pumping shallow geothermal heat, an indoor heat exchanger 9, a converging structure for connecting the pumping device with the indoor heat exchanger 9 and a circulating structure for discharging water back to the ground, wherein the pumping device is provided with a plurality of pumping devices, each pumping device comprises a first conduit 1, a water pump 2, a first straight-through overflow valve 3 and an electric control stop valve 5, the water pump 2 is selected to be an ISW horizontal pipeline pump, the first straight-through overflow valve 3 is selected to be a DG-02-B-22, the electric control stop valve 5 is selected to be a solenoid valve with a model BMFB-40BY, the first conduit 1, the water pump 2, the first straight-through overflow valve 3 and the electric control stop valve 5 are jointly connected with the same water suction pipe 19, the converging structure comprises a speed regulating valve 6 and a water inlet pipe 20, the water inlet pipe 20 is communicated with each water suction pipe 19, the speed regulating valve 6 is arranged on each water suction pipe 19 one BY one, the speed regulating valve 6 is selected to be a FRE6B-22, the circulating structure comprises a return pipe 18 and a second conduit 16, the indoor heat exchanger 9 is communicated with the conduit 16 through the first conduit 3, water suction pipes are respectively connected with the second conduit 18, water suction pipes are respectively different water suction rates are respectively and water is pumped into different water suction areas through the different water suction pipes 9, the water suction pipes and water in the different water suction channels and water circulation areas are respectively different in the underground areas, the water circulation areas are respectively and different in the water circulation areas, the water circulation areas are well, the water can be pumped through different water and the water circulation areas and the water circulation structures and can be well, and different water and can be pumped through different underground, and water and has different water and has different water and water can well to and water and can be well and different. Realize the conduction of groundwater heat, through carrying out the pressure release at the pressure through type overflow valve one 3 of water suction pipe 19 transmission water, reduce the water transmission in-process, the too big condition of water suction pipe 19 internal pressure improves the regulation effect to water transmission performance, reduces the great condition of transmission department pressure.

Further, the circulation structure further comprises an electric control stop valve II 10, an electric control stop valve III 11 and a variable pump 13, the electric control stop valve III 11 and the variable pump 13 are arranged on the transmission pipe 17, the electric control stop valve II 10 and the electric control stop valve III 11 are electromagnetic valves with the model of BMFB-40BY, the variable pump 13 is located in the opposite middle area of the two electric control stop valves III 11, the electric control stop valve II 10 is arranged on the return pipe 18, the transmission pipe 17 and the electric control stop valve II 10 are arranged in parallel, when the speed of water transmission back to the ground is required to be improved or more water is injected into the ground water, the electric control stop valve II 10 can be closed, the electric control stop valve III 11 and the variable pump 13 are opened, the variable pump 13 provides larger flow and speed of the transmitted water, the water is sent back to the ground, the through overflow valve II 15 is arranged on the return pipe 18, the through overflow valve II 15 is an electromagnetic valve with the model of BMFB-40BY, the pressure of the water at the transmission position is detected through the through overflow valve II 15, and the pressure of the underground is automatically reduced, and the pressure of the underground damage is greatly reduced.

The circulation structure further comprises a second flowmeter 14, the second flowmeter 14 is a Fammeter LWGY turbine flowmeter, the second flowmeter 14 is arranged on the return pipe 18, the flow of water flowing in the return pipe 18 is detected through the second flowmeter 14, and the maintenance is further facilitated.

Further, the pumping device further comprises a thermometer I4, the thermometer I4 is arranged on the water suction pipe 19, the circulating structure further comprises a thermometer III 12, the thermometer III 12 is arranged on the return pipe 18, the thermometer I4 and the thermometer III 12 are of model wss-411, the temperature of the transmission position of the water suction pipe 19 is detected through the thermometer I4, the temperature of the transmission position of the return pipe 18 is detected through the thermometer III 12, and therefore the temperature change of the liquid transmission position is detected, and the maintenance is facilitated.

For the maintenance of being convenient for, the structure that converges still includes flowmeter one 7 and thermometer two 8, thermometer two 8 select for use the model to be wss-411, and flowmeter one 7 selects the model to be the LWGY turbine flowmeter of law, and the flow converging mouth of governing valve 6, flowmeter one 7, thermometer two 8 and indoor heat exchanger 9 water inlet establish ties on same pipe, and the flow of circulation is detected to spring flowmeter one 7, and thermometer two 8 detects the temperature of governing valve 6 and indoor heat exchanger 9 junction, is favorable to the detection and the maintenance to the transmission environment of indoor heat exchanger 9 water inlet department.

The working process comprises the following steps: the first guide pipe 1 in different water pumping devices is inserted into the underground of different areas to pump water, and the underground water in different areas can be further transmitted to the indoor heat exchanger 9 by opening and closing the first electric control stop valve 5, so that the water after heat transmission flows back to the underground through the return pipe 18.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Furthermore, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be readily understood that the terms "on … …", "above … …" and "above … …" in this disclosure should be interpreted in the broadest sense such that "on … …" means not only "directly on something", but also includes "on something" with intermediate features or layers therebetween, and "above … …" or "above … …" includes not only the meaning "on something" or "above" but also the meaning "above something" or "above" without intermediate features or layers therebetween (i.e., directly on something).

Further, spatially relative terms, such as "below," "beneath," "above," "over," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations), and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that in this document, relational terms such as "first" and "second" and the like are 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. Moreover, 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, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The utility model provides a shallow geothermal heating refrigeration energy-saving control device, includes pumping device, indoor heat exchanger (9) that are used for drawing shallow geothermal, is used for connecting the conflux structure of each pumping device and indoor heat exchanger (9) and is used for discharging the circulation structure of water back underground, its characterized in that: the water pumping device is provided with a plurality of water pumping devices, each water pumping device comprises a first guide pipe (1), a water pump (2), a first through overflow valve (3) and a first electric control stop valve (5), the first guide pipe (1), the water pump (2), the first through overflow valve (3) and the first electric control stop valve (5) are jointly connected to the same water suction pipe (19), the converging structure comprises a speed regulating valve (6) and a water inlet pipe (20), the water inlet pipe (20) and each water suction pipe (19) are communicated, the speed regulating valves (6) are arranged on the water suction pipes (19) one by one, the circulating structure comprises a return pipe (18) and a second guide pipe (16), and a water outlet of the indoor heat exchanger (9) is communicated with the second guide pipe (16) through the return pipe (18).

2. The energy-saving control device for shallow geothermal heating and refrigeration according to claim 1, wherein: the circulation structure further comprises an electric control stop valve II (10), an electric control stop valve III (11) and a variable pump (13), the electric control stop valve III (11) and the variable pump (13) are arranged on the transmission pipe (17), the variable pump (13) is located in the opposite middle area of the two electric control stop valves III (11), the electric control stop valve II (10) is arranged on the return pipe (18), and the transmission pipe (17) and the electric control stop valve II (10) are arranged in parallel.

3. The energy-saving control device for shallow geothermal heating and refrigeration according to claim 2, wherein: the circulation structure further comprises a second through type overflow valve (15), the second through type overflow valve (15) is a through type overflow valve, and the second through type overflow valve (15) is arranged on the return pipe (18).

4. The energy-saving control device for shallow geothermal heating and refrigeration according to claim 1, wherein: the pumping device further comprises a thermometer I (4), the thermometer I (4) is arranged on the water suction pipe (19), the circulating structure further comprises a thermometer III (12), and the thermometer III (12) is arranged on the return pipe (18).

5. The energy-saving control device for shallow geothermal heating and refrigeration according to claim 1, wherein: the converging structure further comprises a first flowmeter (7) and a second thermometer (8), and the converging port of the speed regulating valve (6), the first flowmeter (7), the second thermometer (8) and the water inlet of the indoor heat exchanger (9) are connected in series on the same pipe.

6. A shallow geothermal heating and refrigerating energy-saving control device according to claim 3, wherein: the circulation structure further comprises a second flowmeter (14), and the second flowmeter (14) is arranged on the return pipe (18).