CN2242410Y - Heat pipe type air-conditioning ventilation fan - Google Patents

Abstract

The utility model relates to a heat pipe type air-conditioning ventilation fan, belonging to the field of an air-conditioning ventilation device, and the utility model is composed of a whole machine case, a heat pipe heat exchanger, a flow guiding section, a motor, a wind wheel, a spiral casing, a heating device, a filtering and purifying device, an outdoor connecting pipeline, etc. Indoor and outdoor in-out airflow conducts the heat exchange inside the heat pipe heat exchanger, fresh air entering a room is carried out with dust filtering and purification through the filtering and purifying device, and the heating device can be started to heat the room as required. The utility model is suitable for all places needing to ventilate in a constant temperature or be heated, such as living rooms, hotels, computer rooms, hospitals, offices, etc. The heat pipe type air-conditioning ventilation fan is especially important for regions and seasons which have large indoor and outdoor temperature differences and sand storms.

Description

Heat pipe-type Air conditioner air exchange fan

The utility model belongs to air conditioner ventilation equipment, and its adopts the high heat pipe of heat-transfer capability element in return, and it integrates ventilator, air purifier and warmer, can carry out constant temperature ventilation, air cleaning and heats indoor.

The ventilation equipment that is used at present places such as room, hotel, computer room, hospital, laboratory and office both at home and abroad all adopts the hot swapping of no phase transformation, and its heat exchanger effectiveness is on the low side, is difficult to accomplish Thermostatic air exchanger.It is excessive that start will make the room temperature change for a long time, and indoor no comfort can be sayed.Secondly, existing air regenerating device is the window formula, has destroyed the general layout in house, influences the outward appearance of building, and comparatively trouble is installed also.At last, existing air regenerating device function singleness can only be accomplished ventilation, can not carry out any adjusting to room air.

The purpose of the present utility model is that to overcome existing air regenerating device heat exchanger effectiveness low, room temperature changes excessive, function singleness, shortcomings such as trouble and destruction housing appearance are installed, a kind of on-wall type heat pipe-type Air conditioner air exchange fan is provided, utilize the high heat-transfer capability of heat pipe, the variation that makes start ventilation back room temperature is in 0.2 ℃; Complete machine can be installed on the indoor wall, and it is outdoor only to need less air refreshing tube to lead to, and has air conditioning purge and heating function simultaneously, and the air in the inlet chamber is carried out dust filtering purification, to heating to indoor in the area and the season of needs heating.

The technical solution of the utility model is according to thermodynamics thermal energy transfer principle, to adopt the high heat pipe of heat-transfer capability element in return.Heat pipe is made up of shell, capillary porous material and hydraulic fluid, and an end of pipe is an evaporator section and the other end is a condensation segment, and according to also arranging an adiabatic section in the middle of the needs of using, the technical program is not established the adiabatic section (see figure 4).When evaporator section absorbs heat from the external world, liquid evaporation in the capillary materials, the condensation segment of the steam flow other end, steam condenses into liquid here and the heat of condensation is passed to the external world, liquid leans on the effect of capillary force to flow to evaporation ends along porous material again, so circulate endlessly, heat reaches the other end by an end of heat pipe.In general, for improving Heat Transfer of Heat Pipe on Heat Pipe efficient, condensation segment should be seated on the evaporator section, and the effect of capillary force is not only arranged when liquid refluxed evaporator section, also has the booster action of gravity simultaneously.If condensation segment and evaporator section opposed, then gravity is opposite with the flow direction of liquid, and it is slack-off that liquid flows back to evaporator section, and heat transfer efficiency can have reduction slightly.The influence of steam can be ignored.For improving heat transfer efficiency, perpendicular to evaporator section and condensation segment fin is installed all, the centre is divided into two parts up and down with a heat-insulating shield, and forms the air inlet duct of air thus.Be separately installed with the centrifugal blower of single face air intake at the two ends, air channel, for shortening the longitudinal length of ventilation fan, the part of motor is seated in the wind wheel, and the side direction plate of spiral case is the installing plate of motor simultaneously.Behind the electric motor starting, two strands of air-flows of indoor and outdoor are promptly carrying out reverse flow in two air channels up and down, and promptly when indoor foul atmosphere was outwards discharged, outdoor fresh air was admitted to indoor.Inside and outside two strands of air-flows are in the reverse flow process, because the effect of indoor/outdoor temperature-difference, heat pipe begins to carry out the heat transmission, and two strands of air-flows carry out exchange heat in heat exchange of heat pipe.The technical program selects for use fluorine Lyons or its substitute to do the working medium of heat pipe, and indoor/outdoor temperature-difference just can start to work at heat pipe more than 5 ℃.Because absorbing and discharge the latent heat of vaporization and flow by steam when Working fluid phase changing, heat pipe transmits heat, the heat-transfer capability height, make two strands of air-flows through after the heat exchange, in the time of making in the outdoor air inlet chamber, the very approaching indoor air themperature of its temperature, the variation of room temperature generally is no more than 0.2 ℃, reaches the purpose of Thermostatic air exchanger more satisfactoryly.For example when winter outdoor temperature be 0 ℃, when indoor temperature is 20 ℃, carry out heat exchange by heat exchange of heat pipe after, the fresh air in the inlet chamber can be warming up to more than 18 ℃.Otherwise in summer, indoor temperature is lower than outdoor temperature, through hot outdoor air being reduced greatly after the heat exchange and near after the indoor temperature again in the inlet chamber.Simultaneously, the dedusting and the air cleaning activated carbon filtration purifier of drawer type is equipped with in outside-air intake place, filter and purify air middle pernicious gas, cigarette, dirt and pollen, clearance reaches more than 90%, thereby guarantees that the air in the inlet chamber is clean fresh air.In addition, adopt electrothermal film technology, the plug-in type device for heating electric heating membrane is installed in the room air exit.In indoor season of heating of needs and area, can heat to the air in the inlet chamber, generally can make the air temperature rise that enters more than 30 ℃.At last, lead to outdoor air inlet/outlet unification and finished by a pipeline, complete machine can be installed on the indoor wall and be communicated with outdoor by pipeline.

The utility model heat pipe-type Air conditioner air exchange fan has following advantage:

1, Thermostatic air exchanger.Because the utility model adopted heat pipe as heat exchange elements, and Heat Transfer of Heat Pipe on Heat Pipe absorbs and discharges the latent heat of vaporization and the steam transmission heat that flows during mainly by Working fluid phase changing, and heat transfer efficiency is high.Room temperature is changed in 0.2 ℃, and long-term ventilation accomplishes not change substantially room temperature, accomplishes Thermostatic air exchanger.

2, multi-functional.The utility model has comprised ventilator, air purifier and warmer.People are closed at door and window, stay indoors and just can breathe clean free of contamination fresh air, also can work as warmer winter and use.A tractor serves several purposes, widely applicable.

3, wall-hanging.Ventilation is finished by leading to outdoor less pipeline, and whole machine installation does not influence the room outward appearance on indoor wall, do not influence and draw curtain.

4, the filtration, purification air assembly that is provided with of the utility model is a drawer type, and heater is a plug-in type, cleans or change that they are very convenient.

The utility model description of drawings is as follows:

Fig. 1 heat pipe-type Air conditioner air exchange fan structure generalized section

Fig. 2 heat exchanger structure and turnover air-flow move towards schematic diagram

The inlet and outlet schematic diagram of Fig. 3 external pipe

Fig. 4 heat pipe schematic diagram

Each sequence number is respectively among the figure:

1: filtering and purifying

2: the external air inlet mouth

3: left spiral case

4: the heat exchanger left side is to air inlet

5: left air chamber

6: right air chamber

7: go up heat exchanger

7-1: side shield behind the heat exchanger core body

7-2: the preceding upper right side of heat exchanger core body baffle plate

7-3: heat exchanger core body left part baffle plate

8: right spiral case side air admission mouth

9: right spiral case

10: wind wheel

11: motor

12: following heat exchanger

12-1: the preceding lower-left of heat exchanger core body side shield

12-2: heat exchanger core body right part baffle plate

13: the vertical median septum of complete machine

14: heat pipe

14-1: heat pipe shell

14-2: heat pipe capillary material

14-3: heat pipe steam

14-4: heat pipe hydraulic fluid

15: the heat exchanger right side is to air inlet

16: the heat exchanger median septum

17: diversion section

18: heater

19: interior air outlet

20: base plate behind the casing

21: casing

22: interior air inlet

23: fin

24: heat exchanger left end air outlet

25: heat exchanger right-hand member air outlet

26: heat pipe evaporator section

27: heat pipe condenser section

28: the external pipe air outlet

29: the external pipe air inlet

Existing accompanying drawings air Exchanging fan with heating pipe. As shown in Figure 1, complete machine vertically in every Plate 13 separates into right air chamber 6 and left air chamber with casing 21 with space between the heat exchanger 12,7 5, gang up for air-flow inside and outside preventing on the one hand, simultaneously also as the support member of heat exchanger to casing. As shown in Figure 2, there is a heat-insulating shield 16 to be divided into heat exchanger 7 and lower heat exchanger 12 in the middle of the heat exchanger. Heat exchanger is made up of the heat pipe 14 of vertical placement and the fin 23 of horizontal positioned. The work of heat pipe Liquid is selected fluorine Lyons or its substitute. One end of heat pipe is evaporator section 26, and the other end is condensation Section 27. As shown in Figure 4, the arrow of sensing heat pipe represents that heat pipe absorbs the heat of being passed to by fin Amount, this is evaporator section; The arrow of heat pipe represents that fin disperses the heat pipe liberated heat dorsad, This is condensation segment. Fin is separated into heat exchanger in a plurality of air channels that suck and discharge air. In Dividing plate 16 tops are for sucking the air channel, and the bottom is for discharging the air channel. Sucking the air channel refers to from outdoor suction Enter the indoor passage of the last inflow of fresh air, it includes the heat exchanger left side to air inlet 4, Upper heat exchanger 7 and heat exchanger right-hand member air outlet 25; Discharging the air channel is from indoor suction foul atmosphere Passage outside the last delivery chamber, it comprises the heat exchanger right side to air inlet 15, and lower heat exchanger 12 reaches Left section air outlet 24 of heat exchanger. In fact, the condensation segment 27 of top suction channel and heat pipe forms Heat exchanger 7; The evaporator section 26 of bottom exhausting duct and heat pipe forms lower heat exchanger 12. Two wind up and down The air-flow in road in the process of inflow and outflow, heat pipe under the effect of indoor/outdoor temperature-difference, just begin into The transmission of row heat, two strands of air-flows of indoor and outdoor also carry out simultaneously exchange heat in heat exchanger. Because The heat transfer efficiency of heat pipe is relevant with its orientation at gravitational field, and desirable design should make condensation Section is positioned at the top of evaporator section. Ventilation fan as shown in Figure 1 is if be used in winter cold outside the heat When the heating installation room ventilates, just can reach this requirement; If but the air-conditioned room that is used for cool outer heat in summer is logical During wind, desirable result should exchange the up and down heat exchanger of Fig. 1, to keep condensation segment still Be positioned at the top of evaporator section. But in actual production, producer is the unified technological process of production sometimes, Regardless of summer type or winter type, and the ventilation fan of general same pattern is done so nothing but a certain Season, heat exchange efficiency slightly had loss, did not hinder use, especially for the heat of heat exchanger Pipe is short (can certainly be inverted complete machine and install) all the more so all. As shown in Figure 2,15 For lower heat exchanger 12 right sides to air inlet, 4 be upper heat exchanger 7 left sides to air inlet, and it is respectively Corresponding end air outlet is 24,25. Four sides of heat exchange core body are provided with baffle plate, 7-1 among Fig. 2 For sealing the baffle plate of whole trailing flank, side shield 12-1 is under front upper right side baffle plate 7-2 and the front left It is necessary to consist of the air channel, and it has guaranteed the guiding of air-flow, and two end-stopping plate 7-3 and 12-2 also are In order to guarantee to be connected mutually with the big end of two ends blower fan diversion section 17 and to prevent that upper lower air duct air-flow is mutually mixed And arrange. The air opening end 25 of upper heat exchanger 7 links diversion section with the big end of diversion section 17 The side air admission mouth 8 of 17 small end and right spiral case 9 links, and right spiral case 9 is fixed in base plate behind the casing On 20. In order to shorten complete machine length, as shown in Figure 1, motor 11 is fixed on the chassis backplane 20, And pass the backboard of spiral case and being placed in the wind wheel 10 of part. In motor shaft and the right spiral case 9 Wind wheel 10 link, actual consist of a complete centrifugal blower. Spiral case outlet 19 is exactly complete machine Interior air outlet. Heater 18 is parts independently, and it is fixed on the interior air outlet 19. Cross Filtering purifying apparatus 1 also is parts independently, and it is inserted in external air inlet mouth 2 places like drawer.

Air Exchanging fan with heating pipe is like this operation. Behind machine startup, motor 11 drives wind Wheel 10 rotates, and under the effect of pressure reduction, outdoor fresh air is through external pipe side air admission mouth 29 (seeing Fig. 3) is inhaled into, and at first reaches left sky by filtering and purifying 1 and external air inlet mouth 2 Air cavity 5 enters the air channel of upper heat exchanger 7 then to air inlet 4 from heat exchanger left side, last Enter wind wheel 10 through diversion section 17 by the side air admission mouth 8 of right spiral case 9, in the effect of wind wheel 10 Lower, fresh air is sent into indoor from the air outlet 19 of right spiral case 9. Simultaneously, behind machine startup, Motor, the wind wheel of the other end also rotate, and indoor foul atmosphere is drawn out of, from interior air inlet 22 arrive right air chamber 6,15 enters lower heat exchanger 12 from the heat exchanger right side to air inlet then The air channel enters left spiral case 3 finally by the diversion section of left end by the side air admission mouth of left spiral case 3 Air outlet is discharged outdoor through an external pipe air outlet 28 (seeing Fig. 3). At this simultaneously, heat pipe Under the effect of indoor/outdoor temperature-difference, carry out strong heat between its evaporator section 26 and the condensation segment 27 Exchange also is that upper and lower heat exchanger carries out strong exchange heat, and this has just reached suck new The purpose that the foul atmosphere of bright air and discharge carries out heat exchange. Heater 18 has independently to be left Close, can start it when needing and heat to indoor.

Embodiment:

Air conditioner air exchange fan with 400 cubic metres/hour of ventilation volumes (two-way) is an example.As shown in Figure 1, filtering and purifying 1 is by forming on the thick absorbent charcoal material stuck-at-20mm * 110mm plastic frame of nylon cloth and 6mm, and it can insert on the air inlet 2 outside as drawer and take out.The air outlet of external air inlet mouth 2 and left spiral case 3 also promptly outer air outlet be isolated in lead in the same pipeline (see figure 3) of 240mm * 100mm outdoor, by base plate behind the casing 20, the side air admission mouth 29 of external pipe is closely linked with external air inlet mouth 2, and the air outlet 28 of external pipe is closely linked with the air outlet of left spiral case 3.By shown in Figure 2, heat exchanger core body is that 12mm, length are that heat pipe 14 and the thickness of 240mm is that 0.075mm, size are that the laminated aluminium foil 23 of 360mm * 160mm is formed by 32 diameters, and heat pipe is totally 5 rows, center symmetry isosceles triangle arrangement, in the heat pipe in the heart be 30mm apart from portraitlandscape, totally 32.Aluminium foil (fin) closely being enclosed within on the heat pipe in layer, be spaced apart 2.5mm between every layer, for the three-ply board 16 of 3mm separates into upper and lower two parts, top is airintake wind-tunnel to middle one deck with thick, the bottom is an exhaust duct, and they each have 44 passage aisles.As shown in Figure 2, four sides of heat exchanger core body are provided with sealing baffle, and this is that the formation air channel is necessary, the baffle plate thick hardboard of 2mm.With size is that the hardboard 7-1 of 360mm * 230mm seals whole trailing flank; With size is the hardboard 7-2 of 240mm * 113mm and preceding right flank and the preceding left surface that 12-1 seals heat exchanger core body respectively; With size is the hardboard 7-3 of 160mm * 60mm and the two ends that 12-2 seals heat exchanger core body respectively.It is in the framework of 360mm * 162mm * 230mm that whole heat exchanger is placed in the size that the 1.5mm cold-reduced sheet makes, and framework then is fixed in behind the casing on the base plate 20.Median septum 13 is the thick cold-reduced sheet of 1.5mm, cross-sectional sizes is 210mm * 290mm, the centre has that (square opening of 162mm * 230mm), the air-tightness between two air chambers about guaranteeing need add the foam seal bar between median septum and heat exchanger and casing with the heat exchanger cross-sectional sizes.Motor 11 is 25 watts, and quantity is 2.Diversion section 17 sides of being taper moulding, big end is of a size of 160mm * 160mm, and small end is of a size of 140mm * 140mm.Big end links with the right-hand member air outlet 25 of last heat exchanger 7, and little end section has circular hole that diameter is 110mm and links with the side air admission mouth 8 of right spiral case 9.Right spiral case 9 and wind wheel 10 are moulding, and spiral case adopts spiral-shaped.Heater 18 is that 9 circular electric heating membrane pipes are formed, and every is 100 watts, and whole device inserts on interior air outlet 19 easily and takes out, and it is very convenient to change.Base plate 20 sizes are 698mm * 290mm behind the casing, and material is the thick cold-reduced sheet of 1.5mm.Casing 21 is a moulding, and appearance and size is 698mm * 290mm * 210mm.Interior air inlet 22 is that right air chamber 6 one sides are opened certain air admission hole composition on casing 21.Outer wind channel (see figure 3) length can according to wall thickness and to make outdoor fresh air import 29 on the air channel stretch out wall external fixed, can produce several different length during actual production to be suitable for the needs of various wall thicknesses.One end in air channel directly and behind the complete machine base plate 20 link, the fresh air suction inlet 2 and left spiral case 3 air outlets that have filtering and purifying 1 on the casing closely are connected with the air intake passage and the air exhaust passage of outer wind channel respectively.An outdoor end is stretched in the air channel, and it is vertical with the direction of air outlet 28 that its air inlet 29 is positioned at the both sides in air channel, to avoid passing in and out the air-flow short circuit.

Claims (6)

1, the heat pipe-type Air conditioner air exchange fan of a kind of room air adjusting and purification, its feature is made up of complete machine case, heat exchange of heat pipe, diversion section, motor, wind wheel, spiral case, heater, filtering and purifying and connection yard piping.

2, heat pipe-type Air conditioner air exchange fan according to claim 1, the feature of its heat exchange of heat pipe is that the fin 23 by the heat pipe 14 of vertical placement and horizontal positioned is constituted, fin is separated into heat exchanger in a plurality of air channels that suck and discharge air, one heat-insulating shield 16 is arranged in the middle of the heat exchanger, be provided with baffle plate 7-1,7-2,12-1,7-3 all around, 12-2 is separated into top for sucking the air channel with heat exchanger, the bottom is for discharging the air channel.

3, heat pipe-type Air conditioner air exchange fan according to claim 1 is characterized in that the part of motor is seated in the wind wheel, and the side plate of spiral case is the installing plate of motor simultaneously.

4, heat pipe-type Air conditioner air exchange fan according to claim 1 is characterized in that leading to outdoor air inlet/outlet unification and is finished by a pipeline, and whole machine installation is on indoor wall.

5, heat pipe-type Air conditioner air exchange fan according to claim 1, air outlet is equipped with the plug-in type device for heating electric heating membrane in it is characterized in that.

6, heat pipe-type Air conditioner air exchange fan according to claim 1 is characterized in that the external air inlet mouth is equipped with the drawer type filtering and purifying.

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