CN201251374Y - Jet air cooler - Google Patents
Jet air cooler Download PDFInfo
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- CN201251374Y CN201251374Y CNU2008200642431U CN200820064243U CN201251374Y CN 201251374 Y CN201251374 Y CN 201251374Y CN U2008200642431 U CNU2008200642431 U CN U2008200642431U CN 200820064243 U CN200820064243 U CN 200820064243U CN 201251374 Y CN201251374 Y CN 201251374Y
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- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Abstract
The utility model relates to a jet air cooler, wherein in a body, from down to up, an atomization promotion air exhaust device with a down-spray nozzle and a down-exhaust vane, a water spray sieve plate, and a water tank at bottom, the air inlet at the top is provided with a demister, an air outlet is provided on the side wall of the body above the water tank and is extended with a cooling air duct containing a water adsorption type baffle demister. Optionally, the jet air cooler is further provided with a water supply pipe and a water outlet pipe communicated with the water pump. The demister adopts low temperature water circulation atomization to cool hot air into wet and cold air to be demisted into dry and cold air. The utility model atomizes the water of normal temperature of 20DEG C around, different from the wind outlet temperature of 1 to 2DEG C, to obtain cold air at summer and hot air at winter. Tests prove that when the water spray amount is 40m<3>/h, the pressure is 0.08MPa, the wind amount is above 2x10<4>m<3>/h, the power consumption is 1.4KW.h, the water spray temperature is 24DEG C, the atmosphere wet bulb temperature is 25DEG C, the cold air temperature is 25DEG C, and the refrigeration coefficient reaches 39.8 as 10 times at least as the prior air conditioners. The wind temperature, water temperature and wet bulb temperature are nearly same, and therefore, the utility model only needs to supply cold water in the hottest tens of days a year. The jet air cooler is suitable for low-humidity cold supply ventilation. In the utilization of ground heat, the jet air cooler is an ideal water air conditioning device.
Description
(1) technical field
The utility model relates to a kind of air-cooler, is to be cooling medium with water, drives spray-propelling atomizer with low pressure fluid power, the spraying cooling of realization to hot-air of bleeding.Belong to medium directly contact and not the heat-exchange apparatus class (F28C) of chemically reactive and air conditioning class (F24F).
(2) background technology
The characteristics of the heat and mass of air-water two phase flow are, when water temperature was higher than temperature, air turned cold water, and when water temperature was lower than temperature, water turned cold air.And final state is that water temperature is approached to the atmospheric moisture bulb temperature.Use this principle people utility model cold water formula air-conditioner.Existing cold water air-conditioner all adopts atomizer to add the refrigeration modes of electric power blower fan.This mode exists that the spraying windage is big, blower fan is fragile, the demist difficulty is big, the spray chamber volume is big, the air channel is long and shortcoming such as complex structure.
Chinese invention patent, title " following spray spraying ventilation cooling tower and jetting flow blower fan " (number of patent application 200710050740.6) discloses a kind of novel spraying propulsion ventilation formula jetting flow blower fan, but this air-cooler remains in following defective, make it be difficult to commercialization: (1) trickle sieve plate and screen cloth are too much, complex structure, flowing resistance is big.(2) demist problem does not solve, and makes cold wind be difficult to utilize.(3) exhaust passage is arranged unreasonable.
(3) summary of the invention
Existing jetting flow blower fan windage is big in order to solve exactly, the demist difficulty reaches complex structure and other problems greatly for the jetting flow blower fan that the utility model provides.Its technical scheme is as follows:
Jetting flow blower fan comprises body 1, air inlet and air outlet, contains external rotation type spray-driven exhausting equipment 2, the water tank 8 of organism bottom for linking to each other with outlet pipe 8a that the inlet pipeline of water pump 7 is communicated with and supplies water outside installing and the body in body, it is characterized in that:
I. hot air inlet A is located at the top; Cold wind air outlet C is located at body inner bottom part water tank top, adopts organism sidewall to extend cold air duct 9, establishes two-layer water absorption type split flow plate demister 10 in it, and there is angle of inclination beta 9 cold air duct 9 bottom surfaces 9.1 with water tank place sidewall vertical direction 9.2; Ii. external rotation type spray-driven exhausting equipment 2 is contained in the body top air intake tube 5, adopts the shower nozzle 2.2 of spraying downwards and the fan blade 2.1 of exhausting downwards; Body central authorities establish the feed pipe 3 that is communicated with water inlet pipe 3a, the feed pipe lower end be fixedly supported to water tank bottom and with water tank in water isolate, the upper end is connected with external rotation type spray-driven exhausting equipment flange 2.4a by flange 3b; Iii. below the external rotation type spray-driven exhausting equipment, the center of establishing, cold air duct 9 top is the annular trickle sieve plate 4 of the excircle of ventilating duct D by body wall.Above-mentioned water tank 8 sidewalls dress filling pipe 8b; Water tank bottom outlet pipe 8a is communicated with water pump 7 imports and the water tank bottom begins to rehearse water valve 8c.
Above-mentioned external rotation type spray-driven exhausting equipment 2 (following summary for ' sprayer unit 2 ') can adopt Chinese invention patent ' external rotation type spray-driven exhausting equipment ' (patent No. ZL00112630.X) pattern, also can adopt the improvement structure of patent, see Fig. 2, in embodiment 1, describe in detail.It is above-mentioned that ' sprayer unit 2 ', available power blower fan 13 add general shower nozzle 12 and substitute (can adopt ' rotational flow atomized spray injector 12 ' is seen Fig. 4), are called mechanical draft jetting flow blower fan (seeing embodiment 2).Above-mentioned jetting flow blower fan is taken from underground water well as if the water inlet pipe press water, and sets up solar heater between water pump and water inlet pipe, just becomes geothermal jet air-conditioner (seeing embodiment 3).
The beneficial effects of the utility model:
I. experiment draws: the minimum work water pressure of spraying propulsive jet air-cooler can hang down and reach 0.06Mpa.When work water pressure is 0.08Mpa, spray flow is 40m
3During/a, air output reaches 2 * 10m
3More than/the n, water spray power is 1.4KWh only.When the water spray temperature is 24 ℃, atmosphere dry-bulb temperature is 35 ℃, and when wet-bulb temperature was 24 ℃, leaving air temp was 25 ℃, and corresponding refrigerating capacity is 55.7kw, and coefficient of refrigerating performance reaches 39.8, is that existing air conditioner refrigerating coefficient is more than 10 times.In this machine, along with the Hot air quilt cooling, the water temperature in the water tank 8 will constantly rise, but because of being subjected to the restriction of atmospheric moisture bulb temperature, its final water temperature can not surpass the atmospheric moisture bulb temperature.In other words, in most times of spring, summer, Qiu Sanji, air-cooler satisfies the instructions for use of air-conditioning, need not replenish and change cold water.When the atmospheric moisture bulb temperature reaches 27-28 ℃, then need replenish 18-20 ℃ cold water, its rate of water make-up is about every 1kwh refrigeration work consumption 0.03m
3The water of/h.Ii. this patent utilizes the water spray mode to obtain cold wind according in the approaching characteristic of the gentle water temperature of atomize leeward, has cancelled freon refrigerant, not only environmental protection but also inexpensive.Iii. this patent adopts direct hybrid mode refrigeration, has cancelled heat exchanger and compressor, and because mechanical wind and spray direction following current reduce the fan blade blast; The swabbing action of while because of the negative pressure that rotating jet produces makes fan blade be operated in extremely low back pressure state, so can obtain big air quantity with extremely low energy consumption, hydraulic pressure descended; So greatly saved the ventilation energy consumption, and spraying hydraulic pressure greatly reduced.Iv. because energy consumption is low, thus resh air requirement can be increased and spray has the effect of rinse air, thereby improve IAQ.V. the water absorption type deflection plate demist technology of Cai Yonging can obtain not carry secretly the cold wind of water smoke under the state of little windage, and demister is simple in structure, can make the size decreases of air-cooler, makes it can adapt to multiple working condition, is used in commercialization and seriation.Vi. if utilize underground heat and waste heat will spray water temperature maintenance in 18-22 ℃ scope, this machine can provide cold wind summer, and can supply hot gas winter again.This machine is actually a kind of novel water air conditioner.Vii. change water spray temperature and pressure, adjusting fogdrop diameter and this machine of air-out speed and can be used as the use of air wetting dehumidifier.Be applicable to that low humidity adopts cold ventilation.Viii. since adopted ' it is minimum that sprayer unit 2 ' is in liquid suspension duty submerged bearing wearing and tearing, so the reliability of equipment is high.
(4) description of drawings
Fig. 1 jetting flow blower fan embodiment 1 structure chart
' sprayer unit 2 ' the structure chart that Fig. 2 embodiment 1 adopts
Fig. 3 jetting flow blower fan embodiment 2 structure charts (mechanical draft jetting flow blower fan)
' rotational flow atomized spray injector 12 ' the structure chart that Fig. 4 embodiment 2 adopts
The two-layer water absorption type deflection plate of Fig. 5 demister side view (vertically only drawing two rows)
Fig. 6 Fig. 5 K is to view
Fig. 7 embodiment 3 structure charts (geothermal water air conditioner)
(5) specific embodiment
Embodiment 1: see Fig. 1, Fig. 2, Fig. 5, Fig. 6.
See Fig. 1, in the body 1 of jetting flow blower fan, hot air inlet A place, top establishes demister 4, and cold wind air outlet B is located at water tank 8 tops, bottom, and this three of body wall in place is airtight, stays an opening, and adopting organism sidewall to extend becomes cold air duct 9, and sidewall mouth 9a sealing.There is angle of inclination beta 9 cold air duct 9 bottom surfaces 9.1 with water tank place sidewall vertical direction 9.2, promptly are provided with a backwater slope between bottom surface 9.1 and the horizon 9.2.Establish two-layer water absorption type split flow plate demister 10 in the cold air duct 9.The tail end of cold air duct is cold wind air outlet C, establishes movable air regulating board 11 at the C place.' sprayer unit 2 ' below, the center of establishing, cold air duct 9 top are the annular trickle sieve plate 6 of the excircle of ventilating duct D by the machine wall.Body 1 bottom is a water tank 8, and water tank 8 bottoms are left outer water pump 7 imports of water pipe 8a and body and are communicated with, and the water inlet pipe 3a that water pump 7 outlets are laterally established by middle part in the body is communicated with feed pipe 3 and to ' sprayer unit 2 ' water supply.The water tank bottom water valve 8c discharging hot water that begins to rehearse.Water tank sidewall dress filling pipe 8b is in order to replenish cold water, to form water supply, the draining circulatory system.
See Fig. 1, ' sprayer unit 2 ' is contained in the body top air intake tube 5.Body central authorities establish the feed pipe 3 that is communicated with water inlet pipe 3a, the lower end be fixedly supported to water tank bottom and with water tank in water isolate, the upper end by flange 3b with ' sprayer unit 2 ' flange 2.4a is connected.See Fig. 2, ' be provided with hollow rotation hydroecium 2.3 and outer surface in the sprayer unit 2 ' and circumferentially adorn four spray rotary nozzles 2.2 (at least two) down, rotation hydroecium periphery is fixed the rotating blading 2.1 of four downward exhausting above shower nozzle; The center is provided with and 2.4 (the comprising static axis water pipe 2.4b, water inlet mounting flange 2.4a etc.) of static feed liquor mechanism of rotating that hydroecium and atomizer water route be communicated with, and static feed liquor mechanism rotates with excircle and adorns upper and lower submerged bearing 2.5 between hydroecium; And open upper and lower radially water hole 2.6; Upper and lower drag ring 2.7 and upper press cover 2.8.' sprayer unit 2 ' is compared with patent No. ZL00112630.X, limits and improvements: 1. shower nozzle 2.2 is spray down.2. blade 2.1 is downward exhausting.3. rotate hydroecium 2.3 upper end area S2 greater than lower surface area S1, the static pressure lift that its area difference produces, the spraying propulsive thrust that just in time equals duty adds rotating part weight, therefore rotating hydroecium 2.3 is in the axial suspension state, sets up radial flow water hole 2.6 simultaneously, the static pressure that produces through the radial flow water hole, make submerged bearing be in the radial suspension state, it is little to make device 2 have a rotation friction, and the life-span is long, and is reliable.4. static axis water pipe 2.4b goes up little step greatly by cylindrical changing into down, reduces flow resistance thus and reduces hydraulic pressure.
See Fig. 5, Fig. 6, each demister is that the split flow plate 10.1 of α and β, the suction felt that is fixed on split flow plate surface, absorbent cloth or sponge 10.2 and gutter channel 10.3 or 10.3a form by the angle with horizontal line 10 α and 10 β respectively in the double-layer water absorbing formula split flow plate demister 10.The gutter channel cross sectional shape can be ∏ shape (see among Fig. 5 10.3), also can be R type (seeing 10.3a among Fig. 5).Ground floor demister angle is α, and second layer demister angle is β.See Fig. 1, see Fig. 5, vertically put 5 water absorption type split flow plate demister 10a in each layer, the second layer is put 4 demister 10b; Two-layer demister is staggered.Establish bracing frame 10.4 in cold air duct 9, each demister 10 inserts or is screwed in bracing frame 10.4 by split flow plate 10.1.See Fig. 6, a water absorption type split flow plate demister 10 keeps flat, and the surface is suction felt etc. 10.2; Side is a gutter channel 10.3 and set drainage position and be connected and flow out.
The course of work:
Earlier will fill cold water in the water tank 8, start water pump 7, pressure cold water enters by feed pipe 3 that ' sprayer unit 2 ' drives shower nozzle and fan blade and rotates simultaneously and produce spraying and suck hot-air simultaneously.The part of spray flow is directly injected water tank 8.Another part then flows into annular trickle sieve plate 6, falls to drip the shape form then.Under vaporific condition, hot blast A1 is cooled fast, is carrying the air-water two phase flow of water smoke secretly, under the double action of fan blade pressure and spray flow injection axle power, flows to out cold air duct 9 by air channel A and B.Spray stream is by demister 10 time, because of the resistance shelves that are subjected to deflection plate change direction, overwhelming majority water smokes are absorbed by the suction felt on the deflection plate 10.2 and become water droplet and flow under the influence of gravity into ditch 103 or 10.3a and converge into integrated big strand of current, flow out from the position of setting, thereby avoided water atomization and carried under one's arms once again.The advantage of this kind design is both to have reduced the demist windage, can improve air-out speed again.Demist obtains bise to cold wind by the 10a demist through the 10b secondary again.Bise C1 flow to indoor by the movable air regulating board 11 of control wind direction at last.
Embodiment 2: see Fig. 3, Fig. 4, the mechanical draft jetting flow blower fan
Remove following architectural difference with embodiment 1 ratio, all the other are identical: see Fig. 3, embodiment 1 ' sprayer unit 2 ' is with substituting as lower member: the electric power blower fan 13 of 1. adorning downward exhausting at air inlet A place, top; 2. below electric power blower fan 13, the cylindrical 3c of distributing water room is adorned on feed pipe 3 tops; Distributing water room circumferentially adorns four rotational flow atomized spray injectors 12 (at least two).The course of work is close with embodiment 1, but rotational flow atomized spray injector 12 work water pressures need to add fan 13 power consumptions, so energy consumption increases to some extent greater than 0.12Mpa.But production cost descends to some extent.
See Fig. 4, rotational flow atomized spray injector 12 adopts and ' the identical following atomization shower nozzle 2.2 in the sprayer unit 2 ', promptly outer injection type rotary-atomizing shower nozzle, its structure is as follows: 12.2 at least 1 of the outer placement of convergence--expanding (operating) water nozzle have the cylindrical or conical thin-walled injection cover 12.4 of air admission hole 12.5, the air inlet fiaring cone 12.3 that cone-shaped inner hole is arranged outside it, and this assembly is fixed in the spherical hydroecium of thin-walled 12.1 bottoms of perforate, spherical hydroecium 12.1 is communicated with distributing water room 3c water route by tangential water pipe 12.6.
Embodiment 3: see Fig. 7, geothermal jet air-conditioner.
Remove following architectural difference with embodiment 1 ratio, all the other are identical: see Fig. 7, i. sets up solar heater 14 between water pump 7 and the water inlet pipe 3a outside body 1; Ii. water pump 7 water inlets are communicated with underground water well 15 by pipeline 16; Iii. outlet pipe 8a and draining valve 8c are located at water tank 8 bottoms, and cold water or hot water enter underground water well 15; Iv. the filling pipe 8b cancellation of water tank 8 sidewalls dress.Form water supply, the draining circulatory system with this.But top air inlet A advances hot blast A summer
1Or winter advance cold wind C
1, corresponding air outlet C just goes out bise C
1Or hot dry wind A
1
The caloic transmission of air water two-phase has following characteristics: when water spray temperature when being lower than the atmospheric moisture bulb temperature, water is airborne water vapour condensation, the dehumidification of air desuperheat.When the water spray temperature was higher than the atmospheric moisture bulb temperature, the moisture content shwoot was that the temperature of water vapour and flash distillation water vapour equals the initial temperature of spraying water, the air warming and humidifying.According to the requirement of human body comfort, needing summer then needs warming and humidifying winter to the dehumidification of room air desuperheat.Guarantee the requirement of human body comfort, the wet-bulb temperature of air is 18-20 ℃, relative humidity 65%, and indoor air velocity 0.15m/s by this requirement, utilizes well water characteristics cool in summer and warm in winter to design geothermal jet air-conditioner again.
The course of work and using method: i. closes solar heater 14 when summer; Because of underground well water cool in summer and warm in winter, what water pump 7 was extracted out from well is cold water, the hot water of sending into after body 1 internal spraying heats up through water inlet pipe 3a falls into water tank 8, drains into underground water well 15 by draining valve 8c, is extracted out to send in the body by water pump again after hot water cools off in well to recycle.The hot-air A1 cooling that after heat exchange the top is entered in the body is discharged bise C1 from cold air duct, becomes jetting flow blower fan.Ii. when winter, start solar heater, utilize solar energy and underground heat to heat simultaneously.What water pump was extracted out from underground water well is hot water, cold water after the cooling of body internal spraying is sent in the solar heater heating falls into water tank again, enter well again, extract out to send in the body by water pump again after cold water heats up in well and recycle, the cold air C1 that after heat exchange the top is entered in the body heats up and discharges dried warm braw A1 from cold air duct, becomes the jet warm-air drier.Become geothermal jet air-conditioner thus.
Claims (7)
1. jetting flow blower fan, the inlet pipeline that comprise body (1), air inlet and air outlet, contains water pump (7) outside installing and the body in body is communicated with and the external rotation type spray-driven exhausting equipment (2), the organism bottom that supply water are the water tank (8) that links to each other with outlet pipe (8a), it is characterized in that:
I. hot air inlet A is located at the top; Cold wind air outlet C is located at body inner bottom part water tank top, establish the cold air duct (9) of two-layer water absorption type split flow plate demister (10) in the employing organism sidewall extends, and cold air duct bottom surface (9.1) has angle of inclination beta 9 with water tank place sidewall vertical direction (9.2);
Ii. external rotation type spray-driven exhausting equipment (2) is contained in the body top air intake tube (5), adopts the shower nozzle (2.2) of spraying downwards and the fan blade (2.1) of downward exhausting; Body central authorities establish the feed pipe (3) that is communicated with water inlet pipe (3a), the feed pipe lower end be fixedly supported to water tank bottom and with water tank in water isolate, the upper end is connected with external rotation type spray-driven exhausting equipment flange (2.4a) by flange (3b);
Iii. below the external rotation type spray-driven exhausting equipment, the center of establishing, cold air duct (9) top is the annular trickle sieve plate (4) of the excircle of ventilating duct D by body wall.
2. by the described jetting flow blower fan of claim 1, it is characterized in that water tank (8) sidewall dress filling pipe (8b); Water tank bottom outlet pipe (8a) is communicated with water pump (7) import and the water tank bottom begins to rehearse water valve (8c).
3. by the described jetting flow blower fan of claim 2, it is characterized in that external rotation type spray-driven exhausting equipment (2) is with substituting as lower member: the electric power blower fan (13) of 1. adorning downward exhausting at air inlet A place, top; 2. below the electric power blower fan, cylindrical distributing water room (3c) is adorned on feed pipe (3) top; Distributing water room circumferentially is filled to few two shower nozzles (12).
4. by the described jetting flow blower fan of claim 1, it is characterized in that: i. sets up solar heater (14) between water pump (7) and the water inlet pipe (3a) outside body (1); Ii. water pump (7) water inlet is communicated with underground water well (15) by pipeline (16); Iii. outlet pipe (8a) and draining valve (8c) are located at water tank (8) bottom, and the water of discharging enters underground water well (15).
5. by the described jetting flow blower fan of claim 1, it is characterized in that in the double-layer water absorbing formula split flow plate demister (10) that each demister is the split flow plate (10.1) of α and β, suction felt, absorbent cloth or the sponge (10.2) that are fixed on split flow plate surface and gutter channel (10.3) by the angle with horizontal line (10 α) and (10 β) respectively or (10.3a) forms; Gutter channel (10.3) is communicated with the setting drainage position; Establish bracing frame (10.4) in cold air duct (9), each demister inserts or is screwed in bracing frame (10.4) by split flow plate (10.1).
6. by the described jetting flow blower fan of claim 1, it is characterized in that air inlet place dress demister (4).
7. by the described jetting flow blower fan of claim 1, it is characterized in that the movable air regulating board (11) of the terminal air outlet of cold air duct place dress.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200642431U CN201251374Y (en) | 2008-07-15 | 2008-07-15 | Jet air cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200642431U CN201251374Y (en) | 2008-07-15 | 2008-07-15 | Jet air cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201251374Y true CN201251374Y (en) | 2009-06-03 |
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ID=40747047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200642431U Expired - Fee Related CN201251374Y (en) | 2008-07-15 | 2008-07-15 | Jet air cooler |
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| Country | Link |
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| CN (1) | CN201251374Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102413669A (en) * | 2011-11-14 | 2012-04-11 | 北京航天拓扑高科技有限责任公司 | Heat dissipation apparatus of large power supply and heat dissipation method |
| CN111706951A (en) * | 2020-07-03 | 2020-09-25 | 湖南大学 | Thermal comfort ventilation and pollutant control method for air stability of limited space |
-
2008
- 2008-07-15 CN CNU2008200642431U patent/CN201251374Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102413669A (en) * | 2011-11-14 | 2012-04-11 | 北京航天拓扑高科技有限责任公司 | Heat dissipation apparatus of large power supply and heat dissipation method |
| CN111706951A (en) * | 2020-07-03 | 2020-09-25 | 湖南大学 | Thermal comfort ventilation and pollutant control method for air stability of limited space |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090603 Termination date: 20100715 |