CN206160390U - Heat recovery device and have its air conditioner device - Google Patents

Heat recovery device and have its air conditioner device Download PDF

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Publication number
CN206160390U
CN206160390U CN201621137471.8U CN201621137471U CN206160390U CN 206160390 U CN206160390 U CN 206160390U CN 201621137471 U CN201621137471 U CN 201621137471U CN 206160390 U CN206160390 U CN 206160390U
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CN
China
Prior art keywords
air
valve
heat
sub
coil
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Expired - Fee Related
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CN201621137471.8U
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Chinese (zh)
Inventor
侯坤鹏
帅明月
王向飞
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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Priority to CN201621137471.8U priority Critical patent/CN206160390U/en
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Expired - Fee Related legal-status Critical Current
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/56Heat recovery units

Abstract

The utility model provides a heat recovery device and have its air conditioner device. Heat recovery device included cold coil pipe and crossed the heating spiral, cross cold coil pipe with cross and connect through the connecting pipe between the heating spiral, the position of crossing the heating spiral is higher than cross cold coil pipe's position, wherein, it has the refrigerant to fill among the heat recovery device to annotate, and refrigerant underfill when being in the liquid state heat recovery device. The utility model discloses a when heat recovery device combines together at the heat exchanger with the air conditioner device, the heat of high temperature new trend will be crossed liquid refrigerants among the cold coil pipe and change the gaseous state refrigerant into, and the gaseous state refrigerant is through the higher heating spiral of crossing in connecting pipe flow direction position, and the low temperature new trend of coming out from heat exchanger can be again changes the liquid refrigerants into with crossing gaseous state refrigerant in the heating spiral, the liquid refrigerants under the action of gravity, through the lower cold coil pipe that crosses in connecting pipe flow direction position, so circulation can realize the recovery of heat or cold volume automatically.

Description

A kind of heat regenerator and the air-conditioning device with it
Technical field
The utility model is related to air-conditioning technical field, and in particular to a kind of heat regenerator and the air-conditioning device with it.
Background technology
People are required nothing more than when being adjusted to indoor environment using air-conditioning, not and reach comfortable temperature, while also requiring that Reach the suitable humidity of health.It is generally believed that environment of the relative humidity between 50%-60% is one not only improves health again The environment being comfortable on, too high or too low relative humidity can all affect comfort level.To enable air-conditioning to reach this purpose, mesh Front traditional assembled air-conditioner in order to meet room setting dry-bulb temperature and relative humidity, often using traditional heating mode (steam or electrical heating) so often results in the unnecessary wasting of resources improving the relative humidity of the air for sending into indoor.
In prior art, there is no can reclaim waste heat using self structure, with preheated air, improve relative The air-conditioning device of humidity.
Utility model content
Based on above-mentioned present situation, main purpose of the present utility model is to provide a kind of heat regenerator, its with air-conditioning device Heat exchanger when combining, heat or cold recovery can be realized using the structure of itself, the energy for reducing air-conditioning device disappears Consumption.
Above-mentioned purpose is achieved through the following technical solutions:
A kind of heat regenerator, it includes sub-cooling coil and excessively hot coil, between the sub-cooling coil and the mistake hot coil Connected by connecting tube, the position of the hot coil excessively is higher than the position of the sub-cooling coil, wherein, fill in the heat regenerator It is marked with refrigerant, and refrigerant heat regenerator described in underfill when in liquid.
Preferably, the sub-cooling coil is parallel to each other on the whole with the hot coil of crossing.
Preferably, the sub-cooling coil, hot coil and the connecting tube three entirety crossed are into U-shaped.
Preferably, erect in the case of placing in the sub-cooling coil and the hot coil excessively, the position for crossing hot coil Put the position higher than the sub-cooling coil, the connecting tube be obliquely connected to the sub-cooling coil and it is described cross hot coil it Between.
Preferably, the connecting tube includes many pipelines being arranged side by side.
Another object of the present utility model is to provide a kind of air-conditioning device, and it can realize heat by the structure of itself Or cold recovery, so as to reduce the energy consumption for processing fresh air, replace traditional mode of heating, there is provided the relative humidity in room.
To realize the purpose, the technical scheme of employing is as follows:
A kind of air-conditioning device, including heat exchanger, also including foregoing heat regenerator, wherein, the heat exchanger It is arranged between the sub-cooling coil and the mistake hot coil, also, the sub-cooling coil is located at the air intake of the heat exchanger Side, it is described to cross the air side that hot coil is located at the heat exchanger.
Preferably, also including air-valve component, the air-valve component is arranged to control to be exchanged heat with the heat exchanger The path of air-flow so that the air-flow is through the heat regenerator or without the heat regenerator.
Preferably, the air-valve component includes the first air-valve, the second air-valve, the 3rd air-valve and the 4th air-valve, wherein, it is described First air-valve is located at the outside of the sub-cooling coil, and second air-valve is located at the outside for crossing hot coil, the 3rd wind Valve is located at the top of the sub-cooling coil, and the 4th air-valve is located at the lower section for crossing hot coil.
Preferably, the air-valve component is configured to:First air-valve and the second air-valve synchro switch, the 3rd air-valve and the 4th Air-valve synchro switch.
Preferably, the heat exchanger is surface cooler.
Preferably, the air-conditioning device is combined air-conditioner.
Heat regenerator of the present utility model when in combination with the heat exchanger of air-conditioning device, incited somebody to action by the heat of high temperature fresh air Liquid refrigerants in cooling coil changes into gaseous coolant, gaseous coolant Jing connecting tubes flow to position it is higher cross hot coil, and from Heat exchanger low temperature fresh air out can will cross again the gaseous coolant in hot coil and change into liquid refrigerants, and liquid refrigerants is in gravity Under effect, Jing connecting tubes flow to the relatively low sub-cooling coil in position, so circulation, can be automatically obtained the recovery of heat or cold.
Meanwhile, heat regenerator of the present utility model is rationally, using the effect of gravity, to realize refrigerant nothing in heat regenerator Exterior power and freely circulate, convenient intelligence.Also, heat regenerator of the present utility model is by using the principle expanded with heat and contract with cold, Realize that refrigerant gas-liquid two states in heat regenerator are freely changed according to environment, not by interference from human factor, completely by ring Border decision, constantly realizes the carrying transfer of heat or cold.
On the one hand air-conditioning device of the present utility model can preheat (cold) due to being provided with heat regenerator of the present utility model Fresh air processes the energy consumption of fresh air to reduce, and reduces surface cooler load, the row of surface cooler pipe is reduced, so as to reduce whole system Operation energy consumption, on the other hand can the overheated air that will be fed into room, to improve relative humidity, may replace traditional overheated side Formula, the effectively save energy.
Description of the drawings
The preferred embodiment according to heat regenerator of the present utility model and air-conditioning device is carried out hereinafter with reference to accompanying drawing Description.In figure:
Fig. 1 is a kind of contour structures schematic diagram of the heat regenerator of preferred embodiment of the present utility model;
Fig. 2 is the schematic diagram when arrow H in Fig. 1 sees;
Fig. 3 is the schematic diagram when arrow V in Fig. 1 sees;
Fig. 4 is the principle schematic of the air-conditioning device of preferred embodiment of the present utility model;
Fig. 5 is operation logic schematic diagram of the heat regenerator of preferred embodiment of the present utility model in air-conditioning device;
Fig. 6 is the principle schematic of the air-conditioning device of another preferred embodiment of the present utility model;
Fig. 7 is the air handling scheme schematic diagram of air-conditioning device of the present utility model;
Fig. 8 is the air handling scheme schematic diagram of the air-conditioning device of prior art.
Specific embodiment
Caused using traditional heating mode when dry-bulb temperature and relative humidity is pursued based on traditional assembled air-conditioner The higher present situation of energy resource consumption, first aspect of the present utility model provides a kind of heat regenerator, and it is in the heat with air-conditioning device When exchanger combines, heat or cold recovery can be realized using the structure of itself, so as to the energy of air-conditioning device can be reduced Consume.
As Figure 1-3, heat regenerator of the present utility model includes sub-cooling coil 1 and crosses hot coil 2, the sub-cooling coil It is attached by connecting tube 3 between 1 and the mistake hot coil 2, the position for crossing hot coil 2 is higher than the sub-cooling coil 1 Position, wherein, be filled with refrigerant in the heat regenerator, and refrigerant recuperation of heat described in underfill when in liquid Device.
Heat regenerator of the present utility model itself constitutes the system of a closing, and fills in system a certain amount of cold Matchmaker so that when refrigerant receives the heat or cold in the external world, the state change between gas-liquid two-phase can occur, for example, When receiving heat, liquid refrigerants changes into gaseous coolant, and when cold is received, gaseous coolant changes into liquid refrigerants.And Position of the position higher than sub-cooling coil 1 due to crossing hot coil 2, so as to, when the refrigerant in sub-cooling coil 1 receives heat, Liquid refrigerants therein changes into gaseous coolant and flowed automatically in hot coil 2;And the refrigerant served as in hot coil 2 is received During cold, gaseous coolant therein changes into liquid refrigerants and under gravity automatically stream in sub-cooling coil 1, thus may be used The carrying transfer of heat or cold is automatically obtained, heat or cold recovery is realized.
Especially, when heat regenerator of the present utility model is arranged in air-conditioning device, for example, fill installed in assembled air-conditioner Heat exchanger in putting it is peripheral when, by taking cooling in summer operation as an example, high temperature fresh air first pass through sub-cooling coil and by precooling, afterwards Again through heat exchanger by cool-down dehumidification, from heat exchanger out after passed through hot coil again and risen again by overheated, to reach conjunction Suitable humiture.In this process, the liquid refrigerants in sub-cooling coil is changed into gaseous coolant by the heat of high temperature fresh air, and From heat exchanger out after the gaseous coolant that will cross in hot coil again of low temperature fresh air change into liquid refrigerants, so circulation can It is automatically obtained the recovery of heat or cold.
Preferably, as shown in Figures 2 and 3 the sub-cooling coil 1 is parallel to each other on the whole with the hot coil 2 of crossing, this Plant and the space hold that can reduce heat regenerator is set.Sub-cooling coil 1 can regard two-dimensional elements as with hot coil 2 is crossed, similar to two Individual plate-like members, therefore, in the utility model, it is parallel to each other refers to that two plate-like members are parallel to each other on the whole.For example, When being installed in air-conditioning device, can by sub-cooling coil 1 and cross hot coil 2 be mounted to it is parallel with heat exchanger, for example such as Shown in Fig. 4, so as to reduce the volume of air-conditioning device.
Preferably, as shown in figures 1 and 3, the sub-cooling coil 1, hot coil 2 and the three of the connecting tube 3 excessively Integral arrangement is into U-shaped.That is, connecting tube 3 is arranged on the sub-cooling coil 1, described same one end for crossing hot coil 2.This structure is protected Card connecting tube 3 connects sub-cooling coil 1 and crosses hot coil 2 with most short path.
Preferably, erect in the case of placing in the sub-cooling coil 1 and the hot coil 2 excessively, the hot coil 2 excessively Higher than the position of the sub-cooling coil 1, this causes the connecting tube 3 to be obliquely connected to the sub-cooling coil 1 and described for position Cross between hot coil 2.Sub-cooling coil 1 is on the whole tabular two-dimensional structure with hot coil 2 is crossed, and erects placement and refers to tabular two dimension Structure is in vertical plane, and its projected area in the horizontal plane is minimum.
Connecting tube 3 preferably includes the straight tube being directly obliquely installed.
Preferably, the connecting tube 3 includes many pipelines being arranged side by side.These pipelines for example set side by side along short transverse Put, such that it is able to expand the area of sub-cooling coil 1 and the communicating passage crossed between hot coil 2, and be conducive to the He of sub-cooling coil 1 The refrigerant intercommunication crossed between hot coil 2, for example, gaseous coolant can walk the higher pipeline in position and reach in hot coil 2, and Liquid refrigerants can walk the relatively low pipeline in position and reach in sub-cooling coil 1, be independent of each other.Heat regenerator of the present utility model is Rationally using the effect of gravity, realize that refrigerant is freely circulated in heat regenerator without exterior power, convenient intelligence.Meanwhile, this The heat regenerator of utility model by using the principle expanded with heat and contract with cold, realize refrigerant in heat regenerator gas-liquid two states according to Environment and freely change, not by interference from human factor, determined by environment completely, constantly realize the carrying transfer of heat or cold.
On the basis of above-mentioned work, another aspect of the present utility model provides a kind of air-conditioning device, preferably combines Formula air-conditioning device, it includes heat regenerator of the present utility model so that it can realize heat or cold by the structure of itself Reclaim, so as to reduce the energy consumption of fresh air is processed, and replace traditional mode of heating, there is provided the relative humidity in room.
As shown in figure 4, air-conditioning device of the present utility model includes heat exchanger 4, it is also noted earlier including the utility model Heat regenerator, wherein, the heat exchanger 4 be arranged on the sub-cooling coil 1 and it is described cross between hot coil 2, it is also, described Sub-cooling coil 1 is located at high temperature side, and the hot coil 2 of crossing is located at low temperature side.In Fig. 4, left side is high temperature side, and right side is low temperature side. Arrangement shown in figure is suitable for cooling in summer operational mode, wherein, the flow direction of air is from left side to right side, such as in figure Shown in arrow, i.e. high temperature air (fresh air) first passes through sub-cooling coil 1, afterwards through heat exchanger 4, eventually passes hot coil 3。
Operation logic of the heat regenerator of the present utility model in air-conditioning device is as shown in Figure 5.High temperature air (such as summer Outdoor air) when flowing through the sub-cooling coil 1, the liquid refrigerants in sub-cooling coil 1 absorbs the heat of high temperature air and evaporates, by Liquid changes into gaseous state, and in the end of sub-cooling coil 1, liquid refrigerants substantially completely gasifies, and vapor partial pressure increase forces steam flow The higher hot coil 2 excessively in position.The process of refrigerant evaporation realizes the precooling to high temperature air simultaneously in sub-cooling coil 1, by high temperature The temperature of air reduces a certain amount, and afterwards, pre-cooled air is lowered the temperature and/or dehumidified in heat exchanger 4, before this Precooling effect also help the load for reducing heat exchanger 4 simultaneously.Hot plate was then passed through from the air out of heat exchanger 4 Pipe 2.This side of hot coil 2 is being crossed, the air themperature after just being lowered the temperature by heat exchanger 4 is relatively low, can be described as cold air, cold air is being inhaled Received refrigerant in hot coil 2 heat and overheated, temperature recovery, meanwhile, the gaseous coolant heat release crossed in hot coil 2 condenses Into liquid, sub-cooling coil 1 is flowed under gravity, start circulation next time.So, just can constantly circulate, realize heat Continuous transfer.
It can be seen that, on the one hand air-conditioning device of the present utility model can drop due to being provided with heat regenerator of the present utility model The load of low-heat exchanger, so as to reduce the energy consumption for processing fresh air, on the other hand can be overheated from heat exchange using fresh air heat Device air out, so as to replace traditional heating mode, reduces the energy consumption of air-conditioning device to target temperature and relative humidity.
Preferably, air-conditioning device of the present utility model also includes air-valve component, and the air-valve component is arranged to control and institute State the path of the air-flow that heat exchanger 4 is exchanged heat so that the air-flow is returned through the heat regenerator or without the heat Receive device.Change the flow direction of air by adjusting air valve component, can easily adapt to freeze season (summer) and transition season The different demands of (spring and autumn).For example, in refrigeration season, heat regenerator can be passed air through by air-valve component, and Transition season, due to using heat recovery function, then can make air without the recuperation of heat by air-valve component Device, so as to disconnect recuperation of heat stream, to reduce air drag, and then the fan energy consumption of reduction air-conditioning device, energy saving is (reachable 10% or so).
Preferably, in air-conditioning device, the heat exchanger 4, the sub-cooling coil 1 and the hot coil 2 of crossing are erect Place, and the position of the sub-cooling coil 1 of heat regenerator was less than the position of hot coil 2.Therefore, as shown in figure 4, in the heat When recover is arranged in the casing 5 of air-conditioning device, there is larger space in the top of sub-cooling coil 1 in casing 5, equally, Larger space is there is also in casing 5 in the lower section for crossing hot coil 2.If air-flow is entered through the space of the top of sub-cooling coil 1 Heat exchanger 4 then passed through the space of the lower section of hot coil 2 and flowed out, and first passes through sub-cooling coil 1 compared to air-flow and enters heat exchange Device 4 passed through again the situation of the outflow of hot coil 2, it is clear that air drag is little, therefore, the load of the blower fan of air-conditioning device is also corresponding Ground is little.The utility model exactly in consideration of it, be just provided with air-valve component in air-conditioning device, if the air-valve group Part do not block the sub-cooling coil 1 and it is described cross hot coil 2 (not blocking means that air can pass through, i.e., equivalent to open supercooling Coil pipe and cross hot coil on the outside of respective channel), while blocking the space, (blocking means that air cannot pass through, i.e., quite In the respective channel for closing the gap) when, then the air-flow can only be through the heat regenerator;If the air-valve Component block the sub-cooling coil 1 and it is described cross hot coil 2, while when not blocking the space, then the air-flow will be without The heat regenerator is crossed, and can only be through the space.
Preferably, as shown in figure 4, the air-valve component includes the first air-valve 6, the second air-valve 7, the 3rd air-valve 8 and the 4th Air-valve 9, wherein, first air-valve 6 is located at the outside of the sub-cooling coil 1, and second air-valve 7 crosses hot coil positioned at described 2 outside, the 3rd air-valve 8 is located at the top of the sub-cooling coil 1, and the 4th air-valve 9 is located at the hot coil 2 excessively Lower section.That is, the first air-valve 6 is used to opening or closing the current path through sub-cooling coil 1, the second air-valve 7 be used to opening or The current path of hot coil 2 was passed through in closing, and the 3rd air-valve 8 is used to open or close through the space of the top of sub-cooling coil 1 Current path, the 4th air-valve 9 is used to open or close the current path in the space through crossing the lower section of hot coil 2.
In the utility model, for sub-cooling coil and the outside for crossing hot coil so define:For a coil pipe, direction The side of another coil pipe is its inner side, is its outside away from the side of another coil pipe.Especially, for any one U of U-shaped structure It is its inner side between two U-shaped arms for shape arm, other side is then its outside.
To reduce space hold, each air-valve can preferably adopt venetian blind type structure.
When the first air-valve 6 and the second air-valve 7 are opened, and the 3rd air-valve 8 and the 4th air-valve 9 be when being turned off, and air is passed through Heat regenerator, performs heat recovery function.Conversely, air is without heat regenerator, heat recovery function is closed.
Preferably, the air-valve component is configured to:First air-valve 6 and the synchro switch of the second air-valve 7, the He of the 3rd air-valve 8 The synchro switch of 4th air-valve 9.For example, air-conditioning device includes controller (not shown), and each air-valve for example performs machine by motor etc. Structure is switched, and controller can will switch the motor in synchrony control of the second air-valve 7 of the motor of the first air-valve of switch and switch The motor in synchrony control of the 4th air-valve 9 of motor and switch of the 3rd air-valve 8, so as to ensure that heat regenerator participates in or be not involved in air-conditioning Process of the device to air.
If it is easily understood that air only side through heat regenerator coil pipe (for example sub-cooling coil or cross hot plate Pipe), and opposite side space then above or below corresponding coil pipe, then heat recovery function can neither be played, while can also lead The increase all for naught of blower fan load is caused, thus it is not recommended that using this mode of operation.
Alternatively, as shown in fig. 6, the air-valve component can also include the first valve plate 10 and the second valve plate 11, wherein, institute State the outside that the first valve plate 10 is pivotably mounted on the sub-cooling coil 1 so that first valve plate 10 is alternatively blocked The outside of the sub-cooling coil 1 or the top of the sub-cooling coil 1;Second valve plate 11 is pivotably mounted on the mistake The outside of hot coil 2 so that second valve plate 11 is alternatively blocked in the outside of hot coil 2 excessively or the hot plate excessively The lower section of pipe 2.
Compared to the air-valve component in Fig. 4, the controlling organization of the air-valve component in Fig. 6 is relatively easy, for example, can reduce drive The quantity of dynamic motor, but while there is also the slightly larger problem of space hold.
Preferably, the heat exchanger 4 in air-conditioning device of the present utility model is surface cooler, and it is for example by means of outside heat High-temperature medium (such as hot water) that source or low-temperature receiver are provided or cryogenic media (such as cold water) are realizing the effect to air cooling-down or intensification. This structure is particularly suitable for combined air-conditioner.
It is contemplated that when air-conditioning device of the present utility model is combined air-conditioner, as needed, wherein also Damping device, filter and blower fan etc. can be included, to provide comfortable, clean environment for interior.
Illustrate the advantage of air-conditioning device of the present utility model in conjunction with Fig. 7 and Fig. 8 below.
In Fig. 7 and Fig. 8, dt1 is dry-bulb temperature, and wt1 is wet-bulb temperature, and d is water capacity, and ¢ is relative humidity, and h1 is enthalpy Value, these parameters can more fully characterize air condition.Wherein, the parameter value in figure is only for example, for convenient explanation.
Hypothesis outdoor air conditions are A, and room sets state as D (wherein each parameter is target set point).
If without heat regenerator of the present utility model in air-conditioning device, as shown in figure 8, state is hot for the air Jing of A Exchanger (such as surface cooler) becomes turn to state E afterwards, and now in each parameter of state E, dry-bulb temperature dt1 is 13 DEG C, less than setting 18 DEG C of temperature, relative humidity is 90%, higher than setting relative humidity 65.1%, so need heat temperature raising to process, relative humidity Also target relative humidity is decreased, state D is reached.In order to realize heat temperature raising, need to increase a heating link (tradition Mode of heating, such as steam or electrical heating), unnecessary equipment has not only been introduced, and also greatly increases energy consumption.
And if using heat reclamation device of the present utility model, (air-conditioning device can be described as recuperation of heat combined type in air-conditioning device Air-conditioning), state is first passed through for the outdoor high temperature air of A (with reference to Fig. 4, the i.e. air condition before sub-cooling coil 1) The sub-cooling coil 1 of heat regenerator, reached after precooling state B (in Fig. 4, the air between sub-cooling coil 1 and heat exchanger 4 State), now, dry-bulb temperature dt1 reduces by 5 DEG C, reaches 23 DEG C;Subsequently, state is air Jing heat exchangers (such as surface cooler) of B Become state C that turns to (in Fig. 4, the state of heat exchanger 4 and the air crossed between hot coil 2) afterwards, now, dry-bulb temperature dt1 is 13 DEG C, wet-bulb temperature wt1 is 12 DEG C, is below setting value;Hereafter, state crosses hot coil for the air of C through heat regenerator 2, after overheated, dry-bulb temperature and wet-bulb temperature are raised, and need not so be increased other heating links and just be can reach dbjective state D (in Fig. 4, crossing the state of the air on the right side of hot coil 2), simultaneously as state is cooled in advance state B for the fresh air of A, also reduces The load of heat exchanger 4.It can be seen that, air-conditioning device of the present utility model realizes the recycling of energy because of self structure, Reduce the operating cost of whole system.
In a word, air-conditioning device of the present utility model can be realized effectively because being provided with heat regenerator of the present utility model Ground is allowed to preheat (cold) fresh air to reduce the energy consumption for processing fresh air using (cold) energy of the heat in air-conditioning system, reduces surface cooler and bears Lotus, reduces the row of surface cooler pipe, so as to reduce the operation energy consumption of whole system, while, additionally it is possible to it is overheated to will be fed into room Air improving relative humidity, may replace and traditional cross hot mode, the effectively save energy.
Especially, the more conventional assembled air-conditioner of combined air-conditioner of the present utility model has saved from the following aspect energy Source:(1) precooling fresh air, overheated cold wind maximizes internal heat utilization rate;(2) cold wind is preheated, that is, is reduced before and after surface cooler The enthalpy difference of air, reduces surface cooler load, it is possible to decrease surface cooler row, supplies to the discharge of surface cooler, the pipe of pipe-line system Footpath is also relatively reduced, and pump power is also accordingly reduced, from from the point of view of whole air-conditioning system, reduce the investment of whole system into Sheet and operating cost;(3) air-valve component is configured, can selects to control wind direction, can be chosen whether to be returned using heat according to different situations Device is received, accomplishes to reduce air drag as far as possible when not using, reduce fan energy consumption;(4) make heat with gravity principle using expanding with heat and contract with cold Recover intelligence simple to operate, without the need for artificially intervening too much, the environment temperature for affecting the factor of its operation only residing is stable Property it is good, the degree of accuracy is high.
Those skilled in the art is it is easily understood that on the premise of not conflicting, above-mentioned each preferred version can be free Ground combination, superposition.
It should be appreciated that above-mentioned embodiment is only illustrative, and not restrictive, without departing from of the present utility model In the case of general principle, those skilled in the art can be directed to various obvious or equivalent the modification that above-mentioned details is made Or replace, all it is included in right of the present utility model.

Claims (11)

1. a kind of heat regenerator, it is characterised in that including sub-cooling coil and cross hot coil, the sub-cooling coil and described crosses hot plate Connected by connecting tube between pipe, the position of the hot coil excessively is higher than the position of the sub-cooling coil, wherein, the recuperation of heat Refrigerant, and refrigerant heat regenerator described in underfill when in liquid are filled with device.
2. heat regenerator according to claim 1, it is characterised in that the sub-cooling coil is with the hot coil of crossing in entirety On be parallel to each other.
3. heat regenerator according to claim 1, it is characterised in that the sub-cooling coil, described cross hot coil and institute State connecting tube three overall into U-shaped.
4. the heat regenerator according to one of claim 1-3, it is characterised in that in the sub-cooling coil and described cross hot plate Pipe is erect in the case of placing, and higher than the position of the sub-cooling coil, the connecting tube is obliquely for the position for crossing hot coil It is connected between the sub-cooling coil and the mistake hot coil.
5. the heat regenerator according to one of claim 1-3, it is characterised in that it is many that the connecting tube includes being arranged side by side Root pipeline.
6. a kind of air-conditioning device, including heat exchanger, it is characterised in that also include the heat according to one of claim 1-5 Recover, wherein, the heat exchanger is arranged between the sub-cooling coil and the mistake hot coil, also, the cold dish excessively Pipe is described to cross the air side that hot coil is located at the heat exchanger positioned at the inlet side of the heat exchanger.
7. air-conditioning device according to claim 6, it is characterised in that also including air-valve component, the air-valve component is arranged Into the path of air-flow that control is exchanged heat with the heat exchanger so that the air-flow through the heat regenerator or without The heat regenerator.
8. air-conditioning device according to claim 7, it is characterised in that the air-valve component includes the first air-valve, the second wind Valve, the 3rd air-valve and the 4th air-valve, wherein, first air-valve is located at the outside of the sub-cooling coil, the second air-valve position In the outside for crossing hot coil, the 3rd air-valve is located at the top of the sub-cooling coil, and the 4th air-valve is located at described Cross the lower section of hot coil.
9. air-conditioning device according to claim 8, it is characterised in that the air-valve component is configured to:First air-valve and Second air-valve synchro switch, the 3rd air-valve and the 4th air-valve synchro switch.
10. the air-conditioning device according to one of claim 6-9, it is characterised in that the heat exchanger is surface cooler.
11. air-conditioning devices according to one of claim 6-9, it is characterised in that the air-conditioning device is assembled air-conditioner Device.
CN201621137471.8U 2016-10-19 2016-10-19 Heat recovery device and have its air conditioner device Expired - Fee Related CN206160390U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018072586A1 (en) * 2016-10-19 2018-04-26 珠海格力电器股份有限公司 Heat recovery device and air conditioning apparatus provided with same
CN109000329A (en) * 2018-08-01 2018-12-14 珠海格力电器股份有限公司 Air-conditioning system and its Energy-Conservation Ventilation Means

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018072586A1 (en) * 2016-10-19 2018-04-26 珠海格力电器股份有限公司 Heat recovery device and air conditioning apparatus provided with same
CN109000329A (en) * 2018-08-01 2018-12-14 珠海格力电器股份有限公司 Air-conditioning system and its Energy-Conservation Ventilation Means
CN109000329B (en) * 2018-08-01 2019-12-10 珠海格力电器股份有限公司 Air conditioning system and energy-saving air exchange device thereof

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