CN208312577U - A kind of airhandling equipment - Google Patents

A kind of airhandling equipment Download PDF

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Publication number
CN208312577U
CN208312577U CN201820289188.XU CN201820289188U CN208312577U CN 208312577 U CN208312577 U CN 208312577U CN 201820289188 U CN201820289188 U CN 201820289188U CN 208312577 U CN208312577 U CN 208312577U
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China
Prior art keywords
water
pipeline
heat
regulating valve
cold
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CN201820289188.XU
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Chinese (zh)
Inventor
王宝龙
崔梦迪
石文星
李先庭
程作
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Tsinghua University
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Tsinghua University
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Abstract

A kind of airhandling equipment provided by the utility model, including air-conditioning box;Heat-exchanger rig, including at least two groups heat exchanger, are successively set in air-conditioning box, when air flows in air-conditioning box with heat-exchanger rig stage-by-stage heat exchange;Cold/heat source unit, exports cold/hot water outward;Water-water heat pump train unit, including water-water heat pump machine, and the first pipeline assembly being connected to the first end of water-water heat pump machine, the second pipeline assembly being connected to the second end of water-water heat pump machine, any two groups of heat exchangers are connected to water-water heat pump train unit in heat-exchanger rig;Controller.It greatly improves cooling supply cold water temperature and reduces heating water's temperature, to improve the efficiency of cold/heat source unit;Using the cold source or heat source of single temperature, Cooling and Heat Source and pipe network complexity are greatly reduced, convenient for engineering construction and operation control;Air stage-by-stage heat exchange in heat-exchanger rig realizes the matching of air temperature variations Yu hot and cold water temperature change, reduces heat transfer loss.

Description

A kind of airhandling equipment
Technical field
The utility model relates to air-conditioning technical fields, and in particular to a kind of airhandling equipment.
Background technique
Air-treatment is carried out using single temperature cold source or heat source in regular air processing, for example uses low-temperature cold water (such as 7 DEG C) realize the effect of cool-down dehumidification, or heating air purpose is realized using high-temperature-hot-water (such as 50 DEG C), thus lead to cold source or heat Source pressure ratio is big, low efficiency.But in air handling process, air temperature rise or temperature drop are larger, exist using different grade Cooling and Heat Sources It carries out air segmenting processing and promotes the possibility of efficiency to reduce Cooling and Heat Source pressure ratio.It can be realized using double/more Cooling and Heat Sources above-mentioned Air segmenting treatment process, but thus cause Cooling and Heat Source and its distributing system complicated, it adjusts difficult.
Utility model content
Therefore, the technical problem to be solved by the present invention is to overcome, existing air handling process efficiency is low, system knot The defect of structure complexity, to provide a kind of energy-efficient, simple airhandling equipment of structure.
In order to solve the above technical problems, a kind of airhandling equipment provided by the utility model, comprising:
Air-conditioning box;
Heat-exchanger rig, including at least two groups heat exchanger, are successively set in the air-conditioning box, and air is in the air-conditioning box When flowing with the heat-exchanger rig stage-by-stage heat exchange;
Cold/heat source unit supplies cold/hot water;
Water-water heat pump train unit, including water-water heat pump machine, and be connected to the first end of the water-water heat pump machine First pipeline assembly, the second pipeline assembly being connected to the second end of the water-water heat pump machine, any two in the heat-exchanger rig The group heat exchanger is connected to the water-water heat pump train unit, which is distinguished by the sequencing that air passes through For First Heat Exchanger, the second heat exchanger, first pipeline assembly is by the cold/heat source unit, First Heat Exchanger, described The first end connection of water-water heat pump machine is at first circulation pipeline, and second pipeline assembly is by second heat exchanger, described The second end of water-water heat pump machine is connected into second circulation pipeline, and the water-water heat pump machine is in the case where heating operating mode, and described the The heat of one end is shifted to the second end, provides hot water to second heat exchanger;The water-water heat pump machine is in refrigeration work Under mode, the heat of the second end is shifted to the first end, provides cold water to second heat exchanger;
Controller, by controlling the cold/heat source unit, first pipeline assembly, second pipeline assembly, described Heating operating mode, refrigeration work mode and dehumidifying reheating operating mode are realized in the work of water-water heat pump machine.
First pipeline assembly includes by the inflow entrance of the outflux of the cold/heat source unit and the First Heat Exchanger First pipeline of connection, the second pipe that the outflux of the First Heat Exchanger is connected to the inflow entrance of the cold/heat source unit Road, by the third pipeline of the inflow entrance of the first end of the water-water heat pump machine and first pipeline connection, the third pipeline It is equipped with the first regulating valve, by the 4th pipe of the outflux of the first end of the water-water heat pump machine and second pipeline connection The third pipeline is arranged and is existed with the 5th pipeline of the second pipeline connection at the downstream of first regulating valve by road The second regulating valve on 5th pipeline, and be arranged on the second pipeline, and be in the company of the 4th pipeline and the second pipeline The 5th regulating valve between contact, with the 5th pipeline and the tie point of second pipeline;The second pipeline assembly packet The 6th pipeline for being connected to the outflux of the second end of the water-water heat pump machine with the inflow entrance of second heat exchanger is included, it will The 7th pipeline that the outflux of second heat exchanger is connected to the inflow entrance of the second end, and setting is in the 6th pipe The water circulating pump of road;
When running the refrigeration work mode, the controller controls the cold/heat source unit and provides high temperature cold water, described First regulating valve, the aperture of the 5th regulating valve, second regulating valve are opened and controlled to first regulating valve, the 5th regulating valve It closes, the water-water heat pump machine runs refrigeration work mode;
When running the heating operating mode, the controller controls the cold/heat source unit and provides low-temperature water heating, described First regulating valve, the aperture of the 5th regulating valve, second regulating valve are opened and controlled to first regulating valve, the 5th regulating valve It closes, the water-water heat pump machine operation heating operating mode;
When running the dehumidifying reheating operating mode, the controller controls the cold/heat source unit and provides cold water, described First regulating valve is closed, and second regulating valve, the 5th regulating valve are opened and controlled to second regulating valve, the 5th regulating valve Aperture, the water-water heat pump machine operation heating operating mode.
It further include the water circulating pump outflux that is arranged on the 6th pipeline between the second heat exchanger inflow entrance Three regulating valves, by the 6th pipeline, positioned at the downstream part and the 8th of first pipeline connection of the third regulating valve Pipeline, it is described positioned at the 4th regulating valve of the 8th pipeline, and by being located in the 7th pipeline and second pipeline 9th pipeline of the 5th regulating valve downstream part connection when selection runs water-water heat pump machine, is opened the third regulating valve, is closed Close the 4th regulating valve;When selecting water-water heat pump machine out of service, the first regulating valve is closed, second regulating valve is closed, closes The third regulating valve opens the 4th regulating valve, opens the 5th regulating valve.
The water-water heat pump train unit is integrated in a module, has first-class incoming interface, the first outflow in the module There is third to flow into interface, third outflow interface, the first-class incoming interface for interface, second incoming interface, second outgoing interface It being connected to the outflux of the cold/heat source unit, the first-class outgoing interface is connected to the inflow entrance of the cold/heat source unit, The second outgoing interface is connected to the inflow entrance of the First Heat Exchanger, the second incoming interface and the First Heat Exchanger Outflux connection, the third outflow interface be connected to the inflow entrance of second heat exchanger, the third inflow interface and The outflux of second heat exchanger is connected to.
The water-water heat pump machine includes the evaporator being sequentially connected, four-way valve, condenser, throttle valve and is connected to institute The compressor at four-way valve both ends is stated, the evaporator forms the first end, and the condenser forms the second end.
The water-water heat pump machine includes third heat exchanger, the 4th heat exchanger and is connected to the third heat exchanger and institute The thermoelectric module between the 4th heat exchanger is stated, the third heat exchanger forms the first end, and the 4th heat exchanger is formed The second end.
Technical solutions of the utility model have the advantages that
1. a kind of airhandling equipment provided by the utility model, controller passes through control cold/heat source unit, the first pipeline When working under heating operating mode, cold/heat source unit exports low-temperature water heating for component, the second pipeline assembly, water-water heat pump machine, A part of low-temperature water heating is directly entered in the First Heat Exchanger, and air temperature after First Heat Exchanger heat exchange increases, separately A part of low-temperature water heating enters the first end of water-water heat pump machine, and water-water heat pump machine runs heating mode, by the first end Heat is shifted to the second end, to provide the higher conventional hot water of temperature to second heat exchanger, air is through described the Temperature increases again after the heat exchange of two heat exchangers;Controller passes through control cold/heat source unit, the first pipeline assembly, the second pipeline group When part, water-water heat pump machine work under refrigeration work mode, cold/heat source unit exports high temperature cold water, and a part of high temperature cold water is straight Tap into the First Heat Exchanger, air through the First Heat Exchanger heat exchange after temperature reduce, another part high temperature cold water into Enter the first end of water-water heat pump machine, water-water heat pump machine runs refrigeration mode, by the heat of the second end to the first end Transfer, thus provide temperature lower conventional cold water to second heat exchanger, air temperature after second heat exchanger heat exchange Degree reduces again, realizes refrigerated dehumidification function;Controller passes through control cold/heat source unit, the first pipeline assembly, the second pipeline group When part, water-water heat pump machine work under the reheating operating mode that dehumidifies, cold/heat source unit exports cold water, is directly entered the first heat exchange In device, air cool-down dehumidification after First Heat Exchanger heat exchange, the water a part directly stream flowed out through the First Heat Exchanger Cold/heat source unit is returned, another part enters the first end of water-water heat pump machine, and water-water heat pump machine runs heating mode, will be described The heat of first end is shifted to the second end, to provide reheating water to second heat exchanger, air is through described second Temperature increases after heat exchanger heat exchange.Dehumidifying thermal technology again is able to achieve due to being not only able to achieve refrigeration work mode, heating operating mode Operation mode, therefore applicability is higher;The characteristic that heat can be shifted by the lateral high temperature side of low temperature using water-water heat pump machine, so that The taste for the water that second end is provided to the second heat exchanger is higher than the taste of cold/heat source unit output water, realizes the step of energy It utilizes, the taste of cold/heat source unit output water is required to reduce, greatly improve cooling supply cold water temperature and reduce heat supply heat Coolant-temperature gage, to improve the efficiency of cold/heat source unit;Using the cold source or heat source of single temperature, Cooling and Heat Source is greatly reduced And pipe network complexity, convenient for engineering construction and operation control;Air stage-by-stage heat exchange in the heat-exchanger rig, realizes air The matching of temperature change and hot and cold water temperature change, reduces heat transfer loss.
2. a kind of airhandling equipment provided by the utility model, first pipeline assembly includes by the cold/heat source The first pipeline that the outflux of unit is connected to the inflow entrance of the First Heat Exchanger, by the outflux of the First Heat Exchanger with Second pipeline of the inflow entrance connection of the cold/heat source unit, by the inflow entrance of the first end and first pipeline connection Third pipeline, the third pipeline is equipped with the first regulating valve, the outflux of the first end and second pipeline connected The 4th logical pipeline, by being managed at the downstream of first regulating valve with the 5th of the second pipeline connection for the third pipeline Road is arranged in the second regulating valve on the 5th pipeline, and is arranged on the second pipeline, and is in the 4th pipeline and second The 5th regulating valve between the tie point of pipeline, with the 5th pipeline and the tie point of second pipeline;Second pipe Road component includes the 6th pipeline for being connected to the outflux of the second end with the inflow entrance of second heat exchanger, by described The 7th pipeline that the outflux of two heat exchangers is connected to the inflow entrance of the second end, and be arranged on the 6th pipeline Water circulating pump;When running the refrigeration work mode, the controller controls the cold/heat source unit and provides high temperature cold water, institute It states the first, the 5th regulating valve and opens and control the aperture of described first, the 5th regulating valve, second regulating valve is closed, described Water-water heat pump machine runs refrigeration work mode;When running the heating operating mode, the controller controls the cold/heat source Unit provide low-temperature water heating, described first, the 5th regulating valve open and control the aperture of described first, the 5th regulating valve, it is described Second regulating valve is closed, the water-water heat pump machine operation heating operating mode;When running the dehumidifying reheating operating mode, institute It states controller and the cold/heat source unit offer cold water is provided, first regulating valve is closed, and second regulating valve, the 5th adjust It saves valve to open, and controls second regulating valve, the aperture of the 5th regulating valve, the water-water heat pump machine operation heating Working mould Formula, it is easy to operate, easy to control.
3. a kind of airhandling equipment provided by the utility model further includes that setting is pumped in the 6th pipeline upper circulation water Outflux is to the third regulating valve between the second heat exchanger inflow entrance, by the 6th pipeline, positioned at the third regulating valve 8th pipeline of downstream part and first pipeline connection, and institute will be located in the 7th pipeline and second pipeline State the 5th regulating valve downstream part connection the 9th pipeline, selection operation water-water heat pump machine when, open the third regulating valve, Close the 4th regulating valve;When selecting water-water heat pump machine out of service, the first regulating valve is closed, second regulating valve is closed, closes It closes the third regulating valve, open the 4th regulating valve, open the 5th regulating valve, setting form is succinct in this way, occupied area is smaller, Route is simple, easy to control, is transformed convenient for the air-conditioning box to the conventional heat exchanger with two-stage or more, it is only necessary to Primary tube road installs water-water heat pump machine, third regulating valve, the 4th regulating valve additional, and can choose whether operation water-water as needed Heat pump machine, applicability is higher, and form is succinct, occupied area is smaller, route is simple, easy to control, convenient for real to conventional air-conditioning case Apply transformation.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of the airhandling equipment provided in the first embodiment of the utility model;
Fig. 2 is the structural schematic diagram in cooling mode of water-water heat pump machine shown in FIG. 1;
Fig. 3 is the structural schematic diagram of the interchangeable embodiment of water-water heat pump machine shown in FIG. 1;
Fig. 4 is a kind of structural schematic diagram of the airhandling equipment provided in second of embodiment of the utility model.
Description of symbols:
A- cold/heat source unit;B- water-water heat pump train unit;
1- cold/heat source;2- water circulating pump;3- water-water heat pump machine;
4- water circulating pump;5- air-conditioning box;6- First Heat Exchanger;
The second heat exchanger of 7-;The first regulating valve of 8-;The second regulating valve of 9-;
The 5th regulating valve of 10-;11- condenser;12- throttle valve;
13- evaporator;14- compressor;15- four-way valve;
16- third heat exchanger;The 4th heat exchanger of 17-;18- thermoelectric module;
19- third regulating valve;The 4th regulating valve of 20-.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection;It can be mechanical connection, be also possible to be electrically connected;Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other Not constituting conflict can be combined with each other.
Embodiment 1
It is as shown in Figure 1 a kind of a kind of specific embodiment of airhandling equipment, including air-conditioning box 5;It is filled as heat exchange The two groups of heat exchangers being successively set in the air-conditioning box 5 set, air in the air-conditioning box 5 through the heat-exchanger rig step by step Heat exchange, which is respectively First Heat Exchanger 6, the second heat exchanger 7 by the sequencing that air passes through;Cold/heat source list First A exports cold water or hot water outward;Water-water heat pump machine 3, by the outflux of the cold/heat source unit A and first heat exchange First pipeline of the inflow entrance connection of device 6, by the inflow entrance of the outflux of the First Heat Exchanger 6 and the cold/heat source unit A Second pipeline of connection, by the third pipe of the inflow entrance of the first end of the water-water heat pump machine 3 and first pipeline connection Road, the third pipeline are equipped with the first regulating valve 8, by the outflux of the first end and the 4th of second pipeline connection the The third pipeline is arranged at the downstream of first regulating valve 8 with the 5th pipeline of the second pipeline connection pipeline The second regulating valve 9 on the 5th pipeline, and be arranged on the second pipeline, and in the 4th pipeline and the second pipeline The 5th regulating valve 10 between tie point, with the 5th pipeline and the tie point of second pipeline, by the second end The 6th pipeline that outflux is connected to the inflow entrance of second heat exchanger 7, by the outflux of second heat exchanger 7 with it is described 7th pipeline of the inflow entrance connection of second end, and the water circulating pump 4 being arranged on the 6th pipeline, first pipeline, the Two pipelines, third pipeline, the 4th pipeline, the 5th pipeline, the first regulating valve 8, the second regulating valve 9, the 5th regulating valve 10 form the One pipeline assembly, the 6th pipeline, the 7th pipeline, the water circulating pump 4 being arranged on the 6th pipeline form the second pipeline assembly, First pipeline assembly connects the first end of the cold/heat source unit A, the First Heat Exchanger 6, the water-water heat pump machine 3 Lead into first circulation pipeline, second pipeline assembly connects the second end of second heat exchanger 7, the water-water heat pump machine 3 Lead into second circulation pipeline, the water-water heat pump machine 3, the first pipeline assembly, the second pipeline assembly form 3 groups of water-water heat pump machine Unit B;Controller, by controlling the cold/heat source unit A, first pipeline assembly, second pipeline assembly, described Heating operating mode, refrigeration work mode, dehumidifying reheating operating mode are realized in the work of water-water heat pump machine 3.
In the present embodiment, the water-water heat pump train unit B is integrated in a module, has first in the module Interface is flowed into, first-class outgoing interface, there is third to flow into interface for second incoming interface, second outgoing interface, third is flowed out and connect Mouthful, the first-class incoming interface is connected to the outflux of the cold/heat source unit A, the first-class outgoing interface and the cold heat The inflow entrance of source unit A is connected to, and the second outgoing interface is connected to the inflow entrance of the First Heat Exchanger 6, the second Incoming interface is connected to the outflux of the First Heat Exchanger 6, the inflow entrance of third the outflow interface and second heat exchanger 7 Connection, the third flow into interface and are connected to the outflux of second heat exchanger 7, water-water heat pump train unit B is integrated in One module, form is succinct, occupied area is smaller, route is simple, easy to control, implements convenient for the transformation to conventional air-conditioning case 5.
In the above-described embodiment, the First Heat Exchanger 6, second heat exchanger 7 are water pond heat exchange of heat pipe, described Cold/heat source unit A is cold source 1 when for cold water, is heat source 1 in supplying hot water.
In the above-described embodiment, as shown in Fig. 2, the water-water heat pump machine 3 includes the evaporator 13, four being sequentially connected Port valve 15, condenser 11, throttle valve 12 and the compressor 14 for being connected to 15 both ends of four-way valve, the formation of evaporator 13 The first end, the condenser 11 form the second end, and the water-water heat pump machine 3 is realized by adjusting four-way valve 15 Refrigeration work mode, the switching for heating operating mode.
When running the refrigeration work mode, the controller controls the cold/heat source unit A and provides high temperature cold water, institute State the first regulating valve 8, the 5th regulating valve 10 is opened and controls first regulating valve 8, the aperture of the 5th regulating valve 10, described the Two regulating valves 9 are closed, and the water-water heat pump machine 3 runs refrigeration work mode, the high temperature cold water that water circulating pump 2 generates cold source 1 A part be sent into the First Heat Exchanger 6 through first pipeline, air carries out heat release drop in the First Heat Exchanger 6 Temperature, high temperature cold water is absorbed heat in the First Heat Exchanger 6 becomes high temperature cold water return water from second pipeline inflow cold heat The inflow entrance of source unit A;Another part of high temperature cold water flows into the inflow entrance of first end through the third pipeline, flows out after heat absorption The outflux of first end, and the inflow entrance through flowing into the cold/heat source unit A on the 4th pipeline to the second pipeline.The evaporation Refrigerant in device 13 absorbs heat in second end, enters 11 heat release of condenser after the four-way valve 15, compressor 14 compress, The evaporator 13 is flowed back to by the throttle valve 12, realizes and the heat of second end is transferred to first end, second circulation pipeline In water flow through the second end of the water-water heat pump machine 3, conventional cold water (7 DEG C or so) is generated after heat release, water circulating pump 4 will be normal Rule cold water is sent into second heat exchanger 7 through the 6th pipeline cools down again to air, and the steam in air is cold It is solidifying, air dewetting is completed, conventional cold water absorbs heat in second heat exchanger 7 becomes conventional cold-water return from the 7th pipeline Flow into the third inflow entrance of the water-water heat pump train unit B.Due to only needing cold source to generate high temperature cold water, improve cold The efficiency in source, and air gradually cools down in the heat-exchanger rig, realizes air temperature variations and cold water temperature variation Matching, reduces heat transfer loss.
When running the heating operating mode, condenser 11 and the evaporator 13 of the water-water heat pump machine 3 are functionally sent out It is raw to exchange, cause the water-water heat pump machine to realize and the heat of first end is transferred to second end, described in the controller control Cold/heat source unit A provides low-temperature water heating (35 DEG C or so), and first regulating valve 8, the 5th regulating valve 10 are opened and controlled described First regulating valve 8, the aperture of the 5th regulating valve 10, second regulating valve 9 are closed, the operation of the water-water heat pump machine 3 heating work Operation mode, the low-temperature water heating that water circulating pump 2 generates heat source 1 are sent into the First Heat Exchanger 6 through first pipeline, air Preheated in the First Heat Exchanger 6, low-temperature water heating heat release in the First Heat Exchanger 6 become low-temperature water heating return water from Second pipeline flows into the inflow entrance of the cold/heat source unit A;Another part of low-temperature water heating is flowed into through the third pipeline The inflow entrance of first end flows out the outflux of first end after heat release, and through flowing into the cold heat on the 4th pipeline to the second pipeline The inflow entrance of source unit A, the water in second circulation pipeline flow through the second end of the water-water heat pump machine 3, generate after heat absorption conventional Hot water (55 DEG C or so), water circulating pump 4 by conventional hot water through the 6th pipeline be sent into second heat exchanger 7 to air into Row heating, conventional hot water is absorbed heat in second heat exchanger 7 becomes conventional hot water's return water from described in the 7th pipeline inflow The third inflow entrance of water-water heat pump train unit B, due to only need heat source generate low-temperature water heating, improve the efficiency of heat source, And air is gradually warmed up in the heat-exchanger rig, is realized the matching of air temperature variations and hot water temperature's variation, is reduced Heat transfer loss.
When running the dehumidifying reheating operating mode, the course of work of the water-water heat pump machine is the same as above-mentioned heating Working mould Formula is, it can be achieved that be transferred to second end for the heat of first end, it is conventional cold that the controller controls the cold/heat source unit A offer Water, first regulating valve 8 are closed, and second regulating valve 9, the 5th regulating valve 10 are opened, and control second regulating valve 9, the aperture of the 5th regulating valve 10, the operation of the water-water heat pump machine 3 heating operating mode, water circulating pump 2 generate cold source 1 Cold water is sent into the First Heat Exchanger 6 through first pipeline, and First Heat Exchanger 6 carries out air to be processed in air-conditioning box 5 Cool-down dehumidification, conventional cold water become conventional cold-water return, a part routine cold-water return after exchanging heat in the First Heat Exchanger 6 Directly flow back to cold/heat source unit A, another part routine cold-water return enters the first end through the 5th pipeline, and the One end discharges heat, flows back to the cold/heat source unit A through the 4th pipeline, meanwhile, the water in second circulation pipeline flows through described The second end of water-water heat pump machine 3, generates reheating water after heat absorption, reheating water is sent by water circulating pump 4 through the 6th pipeline To air reheating in second heat exchanger 7, the heat release in second heat exchanger 7 of reheating water becomes reheating water return water, The third inflow entrance of the water-water heat pump train unit B is flowed into from the 7th pipeline.
In interchangeable embodiment, it is equipped with heat exchanger more than two in the air-conditioning box 5, wherein any two groups are changed Hot device is connected to the water-water heat pump train unit B.
In interchangeable embodiment, as shown in figure 3, the water-water heat pump machine 3 includes third heat exchanger the 16, the 4th Heat exchanger 17 and the thermoelectric module 18 being connected between the third heat exchanger 16 and the 4th heat exchanger 17, described Three heat exchangers 16 form the first end, and the 4th heat exchanger 17 forms the second end, and the thermoelectric module 18 is external DC power supply is realized by thermoelectric refrigerating effect the heat of second end being transferred to first end, heated under refrigeration work mode Under operating mode, the work that the heat of first end is transferred to water-water heat pump machine 3 described in second end is realized as thermoelectric refrigerating effect Pattern switching can be switched by changing the direction of DC power supply.
Embodiment 2
As shown in figure 4, the difference of the present embodiment and above-described embodiment is, it further include that setting follows on the 6th pipeline 4 outflux of ring water pump is to the third regulating valve 19 between 7 inflow entrance of the second heat exchanger, by the 6th pipeline, is located at described the 8th pipeline of the downstream part of three regulating valves 19 and first pipeline connection, positioned at the 4th regulating valve of the 8th pipeline 20, and by the 7th pipeline in second pipeline be located at 10 downstream part of the 5th regulating valve be connected to the 9th manage Road when selection runs water-water heat pump machine 3, opens the third regulating valve 19, closes the 4th regulating valve 20;It selects out of service When water-water heat pump machine 3, the first regulating valve 8 is closed, second regulating valve 9 is closed, closes the third regulating valve 19, opens 4th regulating valve 20 opens the 5th regulating valve 10.The convenient sky to the conventional heat exchanger with two groups or more of setting in this way Case 5 is adjusted to be transformed, it is only necessary to install water-water heat pump machine 3, third regulating valve 19, the 4th regulating valve 20 additional on primary tube road, and Operation water-water heat pump machine 3 can be chosen whether as needed, and applicability is higher.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or It changes among the protection scope created still in the utility model.

Claims (6)

1. a kind of airhandling equipment characterized by comprising
Air-conditioning box;
Heat-exchanger rig, including at least two groups heat exchanger, are successively set in the air-conditioning box, and air flows in the air-conditioning box When with the heat-exchanger rig stage-by-stage heat exchange;
Cold/heat source unit supplies cold/hot water;
Water-water heat pump train unit, including water-water heat pump machine, and be connected to the first end of the water-water heat pump machine first Pipeline assembly, the second pipeline assembly being connected to the second end of the water-water heat pump machine, any two groups of institutes in the heat-exchanger rig It states heat exchanger to be connected to the water-water heat pump train unit, which is respectively by the sequencing that air passes through One heat exchanger, the second heat exchanger, first pipeline assembly is by the cold/heat source unit, the First Heat Exchanger, the water- The first end connection of hydro-thermal pump machine is at first circulation pipeline, and second pipeline assembly is by second heat exchanger, the water-water The second end of heat pump machine is connected into second circulation pipeline, the water-water heat pump machine in the case where heating operating mode, the first end Heat is shifted to the second end, provides hot water to second heat exchanger;The water-water heat pump machine is in refrigeration work mode Under, the heat of the second end is shifted to the first end, provides cold water to second heat exchanger;
Controller, by controlling the cold/heat source unit, first pipeline assembly, second pipeline assembly, the water- Heating operating mode, refrigeration work mode and dehumidifying reheating operating mode are realized in the work of hydro-thermal pump machine.
2. a kind of airhandling equipment according to claim 1, which is characterized in that first pipeline assembly includes by institute The outflux of cold/heat source unit is stated and the first pipeline that the inflow entrance of the First Heat Exchanger is connected to, by the First Heat Exchanger The second pipeline for being connected to the inflow entrance of the cold/heat source unit of outflux, by the stream of the first end of the water-water heat pump machine The third pipeline of entrance and first pipeline connection, the third pipeline is equipped with the first regulating valve, by the water-water heat pump The third pipeline is located at first tune by the 4th pipeline of the outflux of the first end of machine and second pipeline connection The 5th pipeline at the downstream of valve with the second pipeline connection is saved, the second regulating valve on the 5th pipeline, Yi Jishe are set It sets on the second pipeline, and is in the tie point of the 4th pipeline and the second pipeline, with the 5th pipeline and second pipeline Tie point between the 5th regulating valve;Second pipeline assembly includes by the outflow of the second end of the water-water heat pump machine The 6th pipeline that mouth is connected to the inflow entrance of second heat exchanger, by the outflux of second heat exchanger and the second end Inflow entrance connection the 7th pipeline, and the water circulating pump being arranged on the 6th pipeline;
When running the refrigeration work mode, the controller control cold/heat source unit offer high temperature cold water, described first First regulating valve, the aperture of the 5th regulating valve are opened and controlled to regulating valve, the 5th regulating valve, and second regulating valve is closed It closes, the water-water heat pump machine runs refrigeration work mode;
When running the heating operating mode, the controller control cold/heat source unit offer low-temperature water heating, described first First regulating valve, the aperture of the 5th regulating valve are opened and controlled to regulating valve, the 5th regulating valve, and second regulating valve is closed It closes, the water-water heat pump machine operation heating operating mode;
When running the dehumidifying reheating operating mode, the controller control cold/heat source unit offer cold water, described first Regulating valve is closed, and second regulating valve is opened and controlled to second regulating valve, the 5th regulating valve, the 5th regulating valve is opened Degree, the water-water heat pump machine operation heating operating mode.
3. a kind of airhandling equipment according to claim 2, which is characterized in that further include being arranged in the 6th pipeline On water circulating pump outflux to the third regulating valve between the second heat exchanger inflow entrance, the 6th pipeline is located at described 8th pipeline of the downstream part of third regulating valve and first pipeline connection, the positioned at the 8th pipeline the 4th is adjusted Valve, and by the 7th pipeline in second pipeline be located at the 5th regulating valve downstream part be connected to the 9th manage Road when selection runs water-water heat pump machine, opens the third regulating valve, closes the 4th regulating valve;Select water-water out of service When heat pump machine, the first regulating valve is closed, second regulating valve is closed, closes the third regulating valve, opens the 4th regulating valve, Open the 5th regulating valve.
4. a kind of airhandling equipment according to any one of claim 1-3, which is characterized in that the water-water heat pump Train unit is integrated in a module, has first-class incoming interface in the module, first-class outgoing interface, second incoming interface, the There is second-rate outgoing interface third to flow into interface, third outflow interface, the first-class incoming interface and the cold/heat source unit Outflux connection, the first-class outgoing interface are connected to the inflow entrance of the cold/heat source unit, the second outgoing interface and institute The inflow entrance connection of First Heat Exchanger is stated, the second incoming interface is connected to the outflux of the First Heat Exchanger, and described the Three outflow interfaces are connected to the inflow entrance of second heat exchanger, and the third flows into the outflow of interface and second heat exchanger Mouth connection.
5. a kind of airhandling equipment according to any one of claim 1-3, which is characterized in that the water-water heat pump Machine includes the evaporator being sequentially connected, four-way valve, condenser, throttle valve and the compressor for being connected to the four-way valve both ends, The evaporator forms the first end, and the condenser forms the second end.
6. a kind of airhandling equipment according to any one of claim 1-3, which is characterized in that the water-water heat pump Machine includes third heat exchanger, the 4th heat exchanger and the thermoelectricity being connected between the third heat exchanger and the 4th heat exchanger Cooling piece, the third heat exchanger form the first end, and the 4th heat exchanger forms the second end.
CN201820289188.XU 2018-03-01 2018-03-01 A kind of airhandling equipment Withdrawn - After Issue CN208312577U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108332327A (en) * 2018-03-01 2018-07-27 清华大学 A kind of airhandling equipment
CN111750451A (en) * 2020-07-06 2020-10-09 珠海格力电器股份有限公司 Air sterilizer, air sterilizing method, device, system and storage medium

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108332327A (en) * 2018-03-01 2018-07-27 清华大学 A kind of airhandling equipment
CN108332327B (en) * 2018-03-01 2023-11-10 清华大学 Air treatment equipment
CN111750451A (en) * 2020-07-06 2020-10-09 珠海格力电器股份有限公司 Air sterilizer, air sterilizing method, device, system and storage medium
CN111750451B (en) * 2020-07-06 2021-11-19 珠海格力电器股份有限公司 Air sterilizer, air sterilizing method, device, system and storage medium

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