Heat source tower heat pump water-saving device

By designing a device for recycling and concentrating/diluting the solution in the heat pump system of the heat source tower, the waste caused by solution evaporation during the operation of the heat source tower is solved, the solution is reused, and the system efficiency and energy saving are improved.

CN223954422UActive Publication Date: 2026-02-27SHENNENG NANJING ENERGY HLDG CO LTD +1
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Patent Information

Application Number
CN202520361010.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-04
Publication Date
2026-02-27
Estimated Expiration
2035-03-04

AI Technical Summary

Technical Problem

Waste caused by solution evaporation during the operation of the heat source tower affects system efficiency and economy.

Method used

A water-saving device for a heat source tower heat pump was designed. It achieves solution reuse by recycling and concentrating the diluted solution. The device includes the connection and control valves of components such as the heat source tower water collection pan, solution circulation return water pipe, heat pump evaporator, condenser, low-level solution recovery tank, and solution concentration device, forming a complete solution circulation system.

Benefits of technology

This technology enables efficient recycling and reuse of the solution, improving the efficiency and energy saving of the heat source tower heat pump system, and has significant economic and social value.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of energy, and discloses a heat source tower heat pump water saving device which comprises a plurality of heat source towers, the output ends of the heat source towers are fixedly connected with heat source tower water collecting trays, and the output ends of the heat source tower water collecting trays are fixedly connected with heat source tower solution circulating water return pipes. The tail end of the heat source tower solution circulating water return pipe is fixedly connected with a heat source tower heat pump evaporator, the other tail end of the heat source tower solution circulating water return pipe is fixedly connected with a heat source tower heat pump condenser, and the output end of the heat source tower heat pump evaporator is fixedly connected with a heat source tower circulating water supply pipe. The tail end of the heat source tower circulating water supply pipe is fixedly connected with a low-position solution recycling box, and the output end of the low-position solution recycling box is fixedly connected with a heat source tower low-position solution recycling pipe. According to the heat source tower heat pump water-saving system, the solution is recycled, the efficiency and the energy-saving property of the heat source tower heat pump water-saving system are improved, and the heat source tower heat pump water-saving system has important economic value and social value.
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Description

TECHNICAL FIELD

[0001] The utility model relates to energy technology field especially relates to a heat source tower heat pump water saving device. BACKGROUND

[0002] The heat source tower technology is a new energy supply scheme, but in the process of operation, there is a certain waste and economic loss caused by the evaporation of the solution flowing in the pipeline, dilution and the influence of external temperature. The water saving system provided by the utility model is to recycle the solution twice based on the operation, which can save the solution, improve the efficiency and energy saving of the heat source tower heat pump system, and has important economic value and social value, and is easy to popularize and apply. SUMMARY

[0003] In order to make up for the above shortcomings, the utility model provides a heat source tower heat pump water saving device, which aims at improving the problem of solution evaporation caused by the solution flowing in the pipeline in the process of operation of the heat source tower in the prior art.

[0004] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0005] A heat source tower heat pump water saving device, comprising a plurality of heat source towers, the output end of the plurality of heat source towers is fixedly connected with a heat source tower water collecting disc, the output end of the heat source tower water collecting disc is fixedly connected with a heat source tower solution circulating return water pipe, the tail end of the heat source tower solution circulating return water pipe is fixedly connected with a heat source tower heat pump evaporator, the other tail end of the heat source tower solution circulating return water pipe is fixedly connected with a heat source tower heat pump condenser, the output end of the heat source tower heat pump evaporator is fixedly connected with a heat source tower circulating water supply pipe, the tail end of the heat source tower circulating water supply pipe is fixedly connected with a low-position solution recovery tank, the output end of the low-position solution recovery tank is fixedly connected with a heat source tower low-position solution recovery pipe, the other end of the heat source tower low-position solution recovery pipe is fixedly connected with a solution recovery dilute solution tank, two heat source tower solution concentration circulating pipes are arranged outside the solution recovery dilute solution tank, and the other end of the two heat source tower solution concentration circulating pipes is fixedly connected with a solution concentration device.

[0006] As a further description of the above technical scheme:

[0007] The other end of the heat source tower circulating water supply pipe is fixedly connected to the input end of the plurality of heat source towers, the other output end of the heat source tower water collecting disc is fixedly connected with a heat source tower water collecting disc solution overflow pipe, and the other end of the heat source tower water collecting disc solution overflow pipe is fixedly connected to the other input end of the solution recovery dilute solution tank.

[0008] As a further description of the above technical scheme:

[0009] Another output end of the solution recovery dilute solution tank is fixedly connected with a heat source tower water collecting disc solution liquid supplementing pipe, a middle end of the heat source tower water collecting disc solution liquid supplementing pipe is fixedly connected with a heat source hot solution liquid supplementing pump;

[0010] As a further description of the above technical solution:

[0011] The other end of the heat source tower water collecting disc solution liquid supplementing pipe is fixedly connected with an input end of the heat source tower water collecting disc, and a middle end of the heat source tower solution circulating return water pipe is fixedly connected with a heat source tower solution circulating water pump;

[0012] As a further description of the above technical solution:

[0013] A seasonal switch valve one is arranged between the heat source tower solution circulating return water pipe and a middle end of the heat source tower heat pump evaporator, and a seasonal switch valve two is arranged between the heat source tower circulating water supply pipe and the middle end of the heat source tower heat pump evaporator;

[0014] As a further description of the above technical solution:

[0015] A seasonal switch valve three is arranged between the heat source tower solution circulating return water pipe and a middle end of the heat source tower heat pump condenser, and a seasonal switch valve four is arranged between the heat source tower circulating water supply pipe and the middle end of the heat source tower heat pump condenser;

[0016] As a further description of the above technical solution:

[0017] An input end of the low-position solution recovery tank is fixedly connected with a heat source tower low-position solution collecting pipe, and the other end of the heat source tower low-position solution collecting pipe is fixedly connected with an output end of the heat source tower;

[0018] As a further description of the above technical solution:

[0019] A middle end of the heat source tower circulating water supply pipe is fixedly connected with a solution recovery valve, and the inside of the low-position solution recovery tank is provided with a solution recovery pump.

[0020] The utility model has the advantages of the following beneficial effects:

[0021] In the utility model, the dilute solution is recovered and concentrated, and liquid supplementing is carried out to the system, so that the solution is recycled and reused, the structure design is reasonable, the application range is wide, the operation is convenient, the energy can be fully utilized, the utility model is green and environment-friendly, easy to popularize, and the efficiency and energy-saving property of the heat source tower heat pump water-saving system are improved, and the utility model has important economic value and social value. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 The utility model provides a structure schematic view of heat source tower heat pump water-saving system.

[0023] LEGEND:

[0024] 1, heat source tower; 2, heat source tower water collecting tray; 3, heat source tower solution circulating water pump; 4, heat source tower heat pump evaporator; 5, heat source tower heat pump condenser; 6, solution recovery dilute solution tank; 7, solution concentration device; 8, heat source hot solution replenishing pump; 9, low-position solution recovery tank; 10, solution recovery pump; 11, solution recovery valve; 12, season switching valve one; 13, season switching valve two; 14, season switching valve three; 15, season switching valve four; 16, heat source tower circulating water supply pipe; 17, heat source tower solution circulating return pipe; 18, heat source tower water collecting tray solution overflow pipe; 19, heat source tower water collecting tray solution replenishing pipe; 20, heat source tower low-position solution collecting pipe; 21, heat source tower low-position solution recovery pipe; 22, heat source tower solution concentration circulating pipe. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] Referring to Figure 1 An embodiment provided by the present application: a heat source tower heat pump water saving device, comprising a plurality of heat source towers 1, the output ends of the heat source towers 1 are fixedly connected with heat source tower water collecting trays 2. This design ensures that the water flowing out of the heat source towers 1 can be collected centrally, facilitating subsequent processing and recycling.

[0027] The output end of the heat source tower water collecting tray 2 is fixedly connected with a heat source tower solution circulating return pipe 17, and the middle end of the return pipe is fixedly connected with a heat source tower solution circulating water pump 3. Such a configuration enables the solution in the heat source tower 1 to be effectively circulated by the circulating water pump, improving the operating efficiency of the system.

[0028] The end of the heat source tower solution circulating return pipe 17 is fixedly connected with a heat source tower heat pump evaporator 4, and the other end is fixedly connected with a heat source tower heat pump condenser 5. This bidirectional connection design enables the solution to flow freely between the evaporator and the condenser, achieving effective heat transfer and conversion.

[0029] The output end of the heat source tower heat pump evaporator 4 is fixedly connected with a heat source tower circulating water supply pipe 16, and the middle end of the water supply pipe is fixedly connected with a solution recovery valve 11. This valve can control the flow of the solution, and when the solution needs to be recovered, it only needs to be opened.

[0030] The other end of the heat source tower circulating water supply pipe 16 is fixedly connected to the input end of the plurality of heat source towers 1. In this way, the treated solution can be sent into the heat source towers 1 again, forming a complete circulation system.

[0031] The heat source tower solution circulating return water pipe 17 is provided with a seasonal switch valve one 12 at the middle end of the heat source tower heat pump evaporator 4, and the heat source tower circulating water supply pipe 16 is provided with a seasonal switch valve two 13 at the middle end of the heat source tower heat pump evaporator 4. The two valves can automatically adjust the flow direction of the solution according to the change of seasons, so as to adapt to different working conditions.

[0032] The heat source tower solution circulating return water pipe 17 is provided with a seasonal switch valve three 14 at the middle end of the heat source tower heat pump condenser 5, and the heat source tower circulating water supply pipe 16 is provided with a seasonal switch valve four 15 at the middle end of the heat source tower heat pump condenser 5. The two valves can also automatically adjust the flow direction of the solution according to the change of seasons, so as to ensure the stable operation of the system.

[0033] The end of the heat source tower circulating water supply pipe 16 is fixedly connected with a low-position solution recovery tank 9, and the inside of the low-position solution recovery tank 9 is provided with a solution recovery pump 10. This pump can pump the low-position solution to a high position, so as to realize the recovery and reuse of the solution.

[0034] The input end of the low-position solution recovery tank 9 is fixedly connected with a heat source tower low-position solution collecting pipe 20, and the other end of the heat source tower low-position solution collecting pipe 20 is fixedly connected to the output end of the heat source tower 1. This design makes the low-position solution in the heat source tower 1 can be directly sent into the low-position solution recovery tank 9, simplifying the operation process.

[0035] The output end of the low-position solution recovery tank 9 is fixedly connected with a heat source tower low-position solution recovery pipe 21, and the other end of the heat source tower low-position solution recovery pipe 21 is fixedly connected with a solution recovery dilute solution tank 6. This tank is used to store the recovered dilute solution for subsequent processing and use.

[0036] The other output end of the heat source tower water collecting tray 2 is fixedly connected with a heat source tower water collecting tray solution overflow pipe 18, and the other end of the heat source tower water collecting tray solution overflow pipe 18 is fixedly connected to the other input end of the solution recovery dilute solution tank 6. This design can prevent the solution from overflowing, ensuring the safe and stable operation of the system.

[0037] The outside of the solution recovery dilute solution tank 6 is provided with two heat source tower solution concentration circulating pipes 22, and the other end of the two heat source tower solution concentration circulating pipes 22 is fixedly connected with a solution concentration device 7. This device can concentrate the dilute solution, improving the use efficiency of the solution.

[0038] Another output end of the solution recovery dilute solution tank 6 is fixedly connected with a heat source tower sump solution liquid supplement pipe 19, a middle end of the heat source tower sump solution liquid supplement pipe 19 is fixedly connected with a heat source hot solution liquid supplement pump 8, and another end of the heat source tower sump solution liquid supplement pipe 19 is fixedly connected to an input end of the heat source tower sump 2. This design can supplement the solution in the heat source tower sump 2, so that the heat source tower sump 2 can work normally.

[0039] Working principle: when the system is switched to run in winter, the heat source tower heat pump evaporator 4, the heat source tower 1, the sump and the heat source tower solution circulating water pump 3 are operated, the season switching valve one 12 and the season switching valve two 13 are opened, the rest of the equipment, the circulating water pump and the valve are closed, the dilute solution is concentrated and supplemented to the system, the solution is recycled and reused, and the solution is saved.

[0040] When the system is recycled, the solution recovery dilute solution tank 6, the solution concentration device 7, the low-position solution recovery tank 9 and the solution recovery pump 10 are operated, the corresponding valve solution recovery valve 11 is opened, and the rest of the equipment and the valve are closed. When the system is switched in winter and summer, the fluid medium in the pipeline is replaced, the dilute solution in the system is recovered to the solution recovery dilute solution tank 6, the low-position solution is collected to the low-position solution tank by the solution recovery pump 10, flows through the heat source tower low-position solution recovery pipe 21 to the solution recovery dilute solution tank 6, and finally realizes the recovery of the solution through the evaporation of the solution concentration device 7.

[0041] When the system is supplemented, the solution recovery dilute solution tank 6, the heat source tower heat pump evaporator 4, the heat source tower 1, the sump, the heat source hot solution liquid supplement pump 8 and the heat source tower solution circulating water pump 3 are operated, the season switching valve one 12 and the season switching valve two 13 are opened, and the rest of the circulating water pump and the valve are closed.

[0042] Finally, it should be pointed out that the above-mentioned is only the preferred embodiment of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A heat source tower heat pump water saving device comprising a plurality of heat source towers (1), characterized in that: The output end of the plurality of heat source towers (1) is fixedly connected with a heat source tower water collecting disc (2), the output end of the heat source tower water collecting disc (2) is fixedly connected with a heat source tower solution circulating return water pipe (17), the end of the heat source tower solution circulating return water pipe (17) is fixedly connected with a heat source tower heat pump evaporator (4), the other end of the heat source tower solution circulating return water pipe (17) is fixedly connected with a heat source tower heat pump condenser (5), the output end of the heat source tower heat pump evaporator (4) is fixedly connected with a heat source tower circulating water supply pipe (16), the end of the heat source tower circulating water supply pipe (16) is fixedly connected with a low-position solution recovery tank (9), the output end of the low-position solution recovery tank (9) is fixedly connected with a heat source tower low-position solution recovery pipe (21), the other end of the heat source tower low-position solution recovery pipe (21) is fixedly connected with a solution recovery dilute solution tank (6), the outside of the solution recovery dilute solution tank (6) is provided with two heat source tower solution concentration circulating pipes (22), and the other end of the two heat source tower solution concentration circulating pipes (22) is fixedly connected with a solution concentration device (7).

2. The heat source tower heat pump water saving device according to claim 1, characterized in that: The other end of the heat source tower circulating water supply pipe (16) is fixedly connected to the input end of the plurality of heat source towers (1), and the other output end of the heat source tower water collecting disc (2) is fixedly connected with a heat source tower water collecting disc solution overflow pipe (18).

3. The heat-source tower heat pump water saving device according to claim 1, characterized in that: The other output end of the solution recovery dilute solution tank (6) is fixedly connected with a heat source tower water collecting disc solution liquid supplementing pipe (19), and the middle end of the heat source tower water collecting disc solution liquid supplementing pipe (19) is fixedly connected with a heat source hot solution liquid supplementing pump (8).

4. The heat-source tower heat pump water saving device according to claim 3, characterized in that: The other end of the heat source tower water collecting disc solution liquid supplementing pipe (19) is fixedly connected to the input end of the heat source tower water collecting disc (2), and the middle end of the heat source tower solution circulating return water pipe (17) is fixedly connected with a heat source tower solution circulating water pump (3).

5. The heat-source tower heat pump water saving device according to claim 1, characterized in that: The middle end of the heat source tower solution circulating return water pipe (17) and the heat source tower heat pump evaporator (4) is provided with a season switching valve one (12), and the middle end of the heat source tower circulating water supply pipe (16) and the heat source tower heat pump evaporator (4) is provided with a season switching valve two (13).

6. The heat-source tower heat pump water saving device according to claim 1, characterized in that: The middle end of the heat source tower solution circulating return water pipe (17) and the heat source tower heat pump condenser (5) is provided with a season switching valve three (14), and the middle end of the heat source tower circulating water supply pipe (16) and the heat source tower heat pump condenser (5) is provided with a season switching valve four (15).

7. The heat-source tower heat pump water saving device according to claim 1, characterized in that: The input end of the low-position solution recovery tank (9) is fixedly connected with a heat source tower low-position solution collecting pipe (20), and the other end of the heat source tower low-position solution collecting pipe (20) is fixedly connected to the output end of the heat source tower (1).

8. The heat-source tower heat pump water saving device according to claim 1, characterized in that: The middle end of the heat source tower circulating water supply pipe (16) is fixedly connected with a solution recovery valve (11), and the inside of the low-position solution recovery tank (9) is provided with a solution recovery pump (10).