CN210921863U

CN210921863U - Bathing center water source heat pump system

Info

Publication number: CN210921863U
Application number: CN202020959066.4U
Authority: CN
Inventors: 项庆康
Original assignee: Yantai Zhongxing Environmental Technology Co ltd
Current assignee: Yantai Zhongxing Environmental Technology Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2020-07-03
Anticipated expiration: 2030-06-01

Abstract

The utility model relates to a water source heat pump system of a bathing center, belonging to the technical field of heat pumps, comprising a sewage pool, a clean water pool and a heat pump mechanism, a filter is arranged between the sewage tank and the clean water tank, the heat pump mechanism comprises a compressor and at least two units, the units are connected in parallel and then connected in series with the compressor, each unit comprises an evaporator and a condenser which are connected in series with the compressor and circulate the refrigerant, the evaporators of all the units are communicated in series end to end through a water path, the condensers of all the units are communicated in series end to end through the water path, a water inlet of the evaporator after series connection is communicated with a well water supply port through the water path, a water inlet of the condenser after series connection is communicated with a water inlet supply port, a water outlet of the condenser after series connection is communicated with a hot water pool, and the water flow direction of the evaporator after series connection is opposite to that of the condenser after series connection, so that the technical problem that the heat pump system in the prior art is low in heat pump efficiency is solved.

Description

Bathing center water source heat pump system

Technical Field

The utility model relates to a bathing center water source heat pump system belongs to heat pump technical field.

Background

The bathing center is a place for providing a bath as a service subject, wherein a hot water heating mode for bathing mainly adopts a boiler, the boiler mainly adopts coal, fuel oil, fuel gas or electric power, and the two modes have large energy consumption, so that not only is air pollution caused by pollution gas easily generated, but also potential safety hazards of oil leakage, air leakage and electricity leakage exist, and the improvement of the production efficiency is restricted. In the prior art, a heat pump system is adopted for supplying hot water for a bathing center, but the phenomena of low heat pump efficiency and energy waste still exist.

SUMMERY OF THE UTILITY MODEL

The utility model discloses not enough to prior art exists provides a bathing center water source heat pump system for solve the technical problem that the heat pump system heat pump efficiency among the prior art is low.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a bathing center water source heat pump system, includes effluent water sump, clean water reservoir and heat pump mechanism, install the filter between effluent water sump and the clean water reservoir, heat pump mechanism includes compressor and two at least units, the unit is established ties with the compressor after parallelly connected, and every unit all includes evaporimeter and the condenser of circulation refrigerant with the compressor series connection, and establishes ties the intercommunication through water route head and the tail between the evaporimeter of each unit, establishes ties the intercommunication through water route head and the tail between the condenser of each unit, and the water inlet of the evaporimeter passes through water route and well water supply mouth intercommunication after establishing ties, and the water inlet of the condenser after establishing ties communicates with the supply mouth of intaking, and the delivery port intercommunication hot water pool of the condenser after establishing ties, and the rivers direction of the evaporimeter after establishing ties is opposite with the rivers.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, unit quantity is five, is one-level unit, second grade unit, tertiary unit, level four unit and five-level unit respectively, set up one-level evaporimeter and one-level condenser in the one-level unit, set up second grade evaporimeter and second grade condenser in the second grade unit, set up tertiary evaporimeter and tertiary condenser in the tertiary unit, set up level four evaporimeter and level four condenser in the level four unit, set up five evaporimeters and five condensers in the five-level unit, the water flow direction of well water supply mouth has two the tunnel, flows out after flowing through one-level evaporimeter, second grade evaporimeter, tertiary evaporimeter, level four evaporimeter and five evaporimeters in proper order all the way, and another way flows into the hot water pond after flowing through five-level condenser, level four condenser, tertiary condenser, second grade condenser and one-level condenser in proper order.

Further, a heat-insulating layer is arranged outside the clean water tank.

The water purifier further comprises a heat exchanger, wherein the heat exchanger comprises two water paths, one water path is connected between a well water supply port and a water inlet of the five-stage condenser in series, and the other water path is connected between a water outlet of the water purifying tank and a water inlet of the first-stage evaporator in series.

Further, the delivery port of second grade condenser passes through the water route intercommunication with the hot-water tank, set up the valve between the delivery port of second grade condenser and the water inlet of one-level condenser, establish ties between the delivery port of clean water tank and the heat exchanger and set up parallel valves.

Further, a thermometer is installed on the hot water pool.

Further, the heat exchanger adopts a plate heat exchanger or a sleeve heat exchanger.

The utility model has the advantages that: the sewage pool is arranged to collect the bath wastewater, the clean water pool is used to store the wastewater purified by the filter, the heat pump mechanism is arranged to absorb heat and cool through the evaporator, and the condenser is used to release heat and warm up, so that the purpose of warming up the water flowing through the condenser is achieved; by arranging at least two units, the evaporators are connected in series and the condensers are connected in series to realize the gradual temperature rise of water flowing through the condensers, so that the heat pump efficiency is improved; the water flow direction of the evaporator after series connection is opposite to that of the condenser after series connection, and a countercurrent mode is adopted, so that the energy utilization efficiency of the heat pump is further improved, and the working efficiency of the heat pump is further improved; the heat-insulating layer is arranged outside the water purification tank, so that the heat loss is further reduced, and the heat recovery efficiency is improved; the heat exchanger is arranged to recover heat energy of water in the water purification tank, so that energy loss is reduced, and heat pump efficiency is improved; the valve is arranged, so that the water flow direction is convenient to control; by arranging the parallel valve group, the influence on normal work caused by valve damage is avoided; through setting up the thermometer, be convenient for in time survey the temperature of hot-water tank, the operating mode of indirect monitoring heat pump.

Drawings

Fig. 1 is a schematic view of the working principle of the present invention.

In the figure, 1, a well water supply port, 2, a five-stage evaporator, 3, a five-stage unit, 4, a four-stage evaporator, 5, a four-stage unit, 6, a three-stage evaporator, 7, a three-stage unit, 8, a two-stage evaporator, 9, a two-stage unit, 10, a one-stage evaporator, 11, a one-stage unit, 12, a one-stage condenser, 13, a two-stage condenser, 14, a three-stage condenser, 15, a four-stage condenser, 16, a five-stage condenser, 17, a heat exchanger, 18, a parallel valve bank, 19, a water purification tank, 20, a filter, 21, a sewage tank and 22, a hot water tank are arranged.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

A bathing center water source heat pump system comprises a sewage pool 21, a clean water pool 19 and a heat pump mechanism, bathing wastewater is collected by arranging the sewage pool 21, an insulating layer is arranged outside the clean water pool 19, and the insulating layer is arranged outside the clean water pool 19, so that the heat loss is further reduced, and the heat recovery efficiency is improved; the waste water purified by the filter is stored in the clean water tank 19, the filter 20 is installed between the sewage tank 21 and the clean water tank 19, the heat pump mechanism comprises a compressor and at least two units, the units are connected in series with the compressor after being connected in parallel, each unit comprises an evaporator and a condenser which are connected in series with the compressor and circulate refrigerants, the evaporators of the units are communicated in series end to end through water paths, the condensers of the units are communicated in series end to end through water paths, the water inlet of the evaporator is communicated with the well water supply port 1 through the water paths after being connected in series, the water inlet of the condenser after being connected in series is communicated with the water inlet supply port 1, the water outlet of the condenser after being connected in series is communicated with the hot water tank 22, and; the thermometer is arranged, so that the temperature of the hot water pool can be observed in time, and the working condition of the heat pump can be monitored indirectly; the water flow direction of the evaporator after series connection is opposite to that of the condenser after series connection, and the water flowing through the condenser is heated by setting a heat pump mechanism, absorbing heat and reducing temperature through the evaporator and releasing heat through the condenser; by arranging five units, the evaporators are connected in series and the condensers are connected in series to realize the gradual temperature rise of water flowing through the condensers, so that the heat pump efficiency is improved; the water flow direction of the evaporator after series connection is opposite to that of the condenser after series connection, and a countercurrent mode is adopted, so that the energy utilization efficiency of the heat pump is further improved, and the working efficiency of the heat pump is further improved.

The number of the units is five, and the units are respectively a first-stage unit 11, a second-stage unit 9, a third-stage unit 7, a fourth-stage unit 5 and a fifth-stage unit 3, a primary evaporator 10 and a primary condenser 12 are arranged in the primary unit 11, a secondary evaporator 8 and a secondary condenser 13 are arranged in the secondary unit 9, a third-stage evaporator 6 and a third-stage condenser 14 are arranged in the third-stage unit 7, a fourth-stage evaporator 4 and a fourth-stage condenser 15 are arranged in the fourth-stage unit 5, the five-stage unit 3 is internally provided with a five-stage evaporator 2 and a five-stage condenser 16, the water flow direction of the well water supply port 1 is divided into two paths, one path of water flows out after sequentially flowing through the first-stage evaporator 10, the second-stage evaporator 8, the third-stage evaporator 6, the fourth-stage evaporator 4 and the five-stage evaporator 2, and the other path of water flows into the hot water tank 22 after sequentially flowing through the five-stage condenser 16, the fourth-stage condenser 15, the third-stage condenser 14, the second-stage condenser 13 and the first-stage condenser 12.

Still include heat exchanger 17, heat exchanger 17 adopts plate heat exchanger or double-pipe heat exchanger, heat exchanger 17 includes two routes water route, establishes ties between well water supply port 1 and five-stage condenser 16's water inlet all the way, and another way establishes ties between the delivery port of clean water basin 19 and the water inlet of one-level evaporimeter 10, through setting up heat exchanger 17, carries out heat recovery to the heat energy of water in clean water basin 19 to reduce the energy loss, improve heat pump efficiency.

The water outlet of the secondary condenser 13 is communicated with the hot water tank 22 through a water path, a valve is arranged between the water outlet of the secondary condenser 13 and the water inlet of the primary condenser 12, a parallel valve group 18 is arranged between the water outlet of the clean water tank 19 and the heat exchanger 17 in series, and the direction of water flow is convenient to control through the arrangement of the valve; by arranging the parallel valve group 18, the influence on normal work caused by valve damage is avoided.

The working principle is as follows: when the heat pump system works, bathing wastewater is collected to a sewage tank 21 and filtered through a filter 20, the filtered water enters a clean water tank 19 for heat preservation and standby application, the temperature is about 30 ℃, water in the clean water tank 19 is pumped into a heat exchanger 17 and then exchanges heat with cold water (the temperature is about 15 ℃) flowing out from a well water supply port 1 and then enters a primary evaporator 10, the water heated by the heat exchanger 17 sequentially flows through a five-stage condenser 16, a four-stage condenser 15, a three-stage condenser 14, a secondary condenser 13 and a primary condenser 12 (the temperature is gradually increased to 35 ℃) and then enters a hot water tank 22, so that the heat recovery of the whole bathing wastewater and the reheating process of a heat pump mechanism are realized, the whole process adopts a countercurrent mode, and the energy utilization efficiency of the heat pump and the working efficiency of the heat pump are improved.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A bathing center water source heat pump system is characterized in that: including effluent water sump, clean water reservoir and heat pump mechanism, install the filter between effluent water sump and the clean water reservoir, heat pump mechanism includes compressor and two at least units, establish ties with the compressor after the unit is parallelly connected, every unit all includes evaporimeter and the condenser of circulation refrigerant with the compressor series connection, and establishes ties the intercommunication through the water route end to end between the evaporimeter of each unit, establish ties the intercommunication through the water route end to end between the condenser of each unit, the water inlet of evaporimeter passes through water route and well water supply mouth intercommunication after establishing ties, the water inlet and the supply mouth intercommunication of intaking of condenser after establishing ties, the delivery port intercommunication hot water pool of condenser after establishing ties, the rivers direction of evaporimeter after establishing ties is opposite with the rivers direction of condenser after establishing ties.

2. The bathing center water source heat pump system of claim 1, wherein: the unit quantity is five, is one-level unit, second grade unit, tertiary unit, level four unit and five-level unit respectively, set up one-level evaporimeter and one-level condenser in the one-level unit, set up second grade evaporimeter and second grade condenser in the second grade unit, set up tertiary evaporimeter and tertiary condenser in the tertiary unit, set up level four evaporimeter and level four condenser in the level four unit, set up five-level evaporimeter and five-level condenser in the five-level unit, the water flow direction of well water supply mouth has two the tunnel, flows out after flowing through one-level evaporimeter, second grade evaporimeter, tertiary evaporimeter, level four evaporimeter and five-level evaporimeter in proper order all the way, and another way flows into the hot water pool after flowing through five-level condenser, level four condenser, tertiary condenser, second grade condenser and one-.

3. The bathing center water source heat pump system of claim 1, wherein: and an insulating layer is arranged outside the clean water tank.

4. The bathing center water source heat pump system of claim 2, wherein: the water purifier further comprises a heat exchanger, wherein the heat exchanger comprises two water paths, one water path is connected between a well water supply port and a water inlet of the five-stage condenser in series, and the other water path is connected between a water outlet of the clean water tank and a water inlet of the first-stage evaporator in series.

5. The bathing center water source heat pump system of claim 4, wherein: the water outlet of the secondary condenser is communicated with the hot water tank through a water path, a valve is arranged between the water outlet of the secondary condenser and the water inlet of the primary condenser, and a parallel valve group is arranged between the water outlet of the clean water tank and the heat exchanger in series.

6. The bathing center water source heat pump system of claim 1, wherein: and a thermometer is arranged on the hot water pool.

7. The bathing center water source heat pump system of claim 4, wherein: the heat exchanger adopts a plate heat exchanger or a sleeve heat exchanger.