CN2064479U - Air-conditioning device for bed - Google Patents
Air-conditioning device for bed Download PDFInfo
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- CN2064479U CN2064479U CN90201046U CN90201046U CN2064479U CN 2064479 U CN2064479 U CN 2064479U CN 90201046 U CN90201046 U CN 90201046U CN 90201046 U CN90201046 U CN 90201046U CN 2064479 U CN2064479 U CN 2064479U
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Abstract
The utility model relates to an air-conditioning device for beds, which uses the power consumption of 250-330W to establish an artificial climate below the room temperature 6-8 DEG on the basis of human health, comfort feeling, and electricity saving. The utility model comprises an air-conditioning device adopting a refrigerator compressor and a new wind type, and a bed curtain which surrounds upwards into an open type cold air space along the surface of a bed. The air-conditioning device can automatically recover to a small air quantity for sleeping from a big air quantity for eliminating sweat operating condition by a timer. The bed curtain obtains a cold air speed field and a temperature field which are not bad to the health of human bodies by a cloth air curtain. The utility model is a household cooling device whose consumption grade is between window type air-conditioning devices and electric fans.
Description
The utility model is a kind of aircondition of setting up the cold air space in bed.
Window air conditioner is as the building enclosure of artificial climate, set up the air-conditioner in cold air space therein with the room.It is cold-producing medium with R22, and adopts the refrigeration system of compression.For energy-conservation, 70%～80% return air of its cold air from this room, for this reason, door and window will be closed during operation, must use two fan impellers to be respectively hot and cold wind air feed on the structure.Its main advantage is can be for people's activities provides enough big cold air space, and still required refrigerating capacity, power consumption and price are all big, and the gas concentration lwevel in room is higher also unfavorable to health.Therefore, window air conditioner only could be promoted in sufficient area of electric power and the higher family of consumption level.But under the general at present nervous situation of urban electricity supply, even if minority family has the ability to buy, power supply department also provides against use.And in " State Council is about the decision of current industrial policy main points " of announcing on March 15th, 1989, window air conditioner also is listed in high power consumption product and strict limit production.Therefore, with than low power consumption, only set up a kind of direction that the cold air space just becomes the domestic air conditioning product development of present China for aestivation in bed, wherein, utility model family expenses mosquito net air-conditioner (number of patent application: F24F 7,/00 872 06501) is in its bulletin summary, disclose a kind ofly, in mosquito net, caused the air-conditioner of local miniclimate in order to satisfy aestivation comfort and economize on electricity requirement.Its major technique feature is to utilize the compression-type refrigeration principle, and employing freon is cold-producing medium, is power with the electric energy, and air-conditioner is small-sized, and the building enclosure of artificial climate is to surround with mosquito net in bed.But, repeatedly do human trial all night in full summer and show that set up topical hypothermia's weather in the good mosquito net of permeability, cold air needs bigger air quantity and flow velocity directly to blow human body, and being difficult to spread all over simultaneously whole body, human trial also often pauses because of shank spasm or flu.In view of this, we classify the requirement of health as necessary precondition in follow-up experimental study, and refrigerating capacity be respectively 450 and the prototype design of 570kcal/h in, solved the technical problem of air-conditioner miniaturization.
The purpose of the utility model is, is prerequisite with requirements such as health, comfort and economize on electricitys, sets up an aircondition in last cold air space for the home interior of medium consumption level is a kind of.
The utility model is realized its purpose by the following technical solutions.
According to common air-conditioning technical, be to produce cold air with the air-conditioner that has compression-type refrigerating system and air feed system, sending into the room building is in the cold air space of building enclosure, sets up a comfortable artificial climate.Feature of the present utility model is:
1. the building enclosure in cold air space is a chemical fabric with the permeability difference, makes the bed that has cold wind import and cloth air curtain and enclose, upwards surround around the bed surface high 0.65～0.8m likeness in form bathtub on open form cold air space.In order to satisfy the requirement of comfort, the cold air mean temperature in this space is lower than 6～8 ℃ of room temperatures.Because cold airflow is still higher through the flow velocity that bed encloses the cold wind import, can produce adverse side effect to health, so must be, make cold air form diffusion thereon and flow, the temperature field of the velocity field that the cold air in bed encloses thereby acquisition≤0.25m/s are uniform and the head of a bed tailstock temperature difference＜2 ℃ by means of the cloth air curtain;
2. air-conditioner is a prerequisite with health and comfort, according to double dormant needs, encloses to bed and to send into the brand-new air-cooled gas 60～80m that is suitable for sleeping
3/ h.Human body may need the sweat that disappears in the first stage of sleep, and air-conditioner can change with 100～130m
3The cold blast rate of/h is sent into bed and is enclosed, and automatically restores to the cold blast rate of sleep by means of timer, in order to avoid excessively heat radiation and causing a disease of human body;
3. according to above requirement, take into account the regional differences of various heat loss and relative humidity, the rating under air conditioning condition of air-conditioner will be 450～650kcal/h.So it is the compressor for refrigeration of working medium that its refrigeration system can only be selected for use with R12.Change by air conditioning condition and move contingent overload and overtemperature rises phenomenon, then can determine that condenser, evaporimeter and structural parameters capillaceous solve by correct.Owing to adopt the cold air of brand-new wind, so return air inlet can be cancelled, the air feed system of air-conditioner thereby the Dan Jinshuan that only is simplified to a fan impeller go out system.
This device is in when operation, and cold air absorbs after the human heat, together with breathe out hot and humid and contain the gas of high concentration carbon dioxide, lift away from bed by means of temperature difference convection current and encloses, and with the hot blast of condenser, overflow at the top, bedroom.Therefore, this device requires the door or the window in bedroom to open wide in use.
The universal rubber wheel of being convenient to move is equipped with in the air-conditioner of this device bottom, and in air-conditioner shell, be provided with collect the air condensate water, available capacity is 4 liters full automatic stopping of bucket, water and equipment such as manually discharge water, so but double as family dehumidification equipment.
The window air conditioner that the utility model and dress are used for the bedroom is compared following advantage:
1. power saving---because it is less to set up the refrigerating capacity that need use in the cold air space in bed, so the input power of this device only is 230～330W, and the KC-15 type window air conditioner of present homemade minimum gauge, input power is 680～840W;
2. useful and harmless to power supply network---the utility model is just brought into use after the night television program finishes mostly, staggers with production and household electricity peak, thereby brings the benefit of filling up the ebb load to electrical network;
3. have preferably that suitable the moultinism energy---nighttime temperature is below 38 ℃, and this device can be set up a kind of comfortable miniclimate for sleep.When needs disappear sweat, bigger cold blast rate can be used, and little air quantity can be regularly recovered in suitable dormancy;
4. useful and harmless to health---the door or the window in this matching requirements bedroom open wide, and are adopted brand-new wind supply cold air, the air ratio comparatively fresh, human body sets up comparatively fast.Because the cold air flow velocity in bed encloses is very low, the temperature field is also more even, the not side effect that can impair one's health;
5. but double as domestic movable dehumidification equipment;
6. price is lower---and according to the accounting of cost and taxes and profits, retail price of the present utility model is about 50% of a KC-15 type window air conditioner, and its consumption grade is between window air conditioner and electric fan.
System of the present utility model and structure can show with following accompanying drawing.
Fig. 1 Air-conditioner for bed device side view
Fig. 2 Air-conditioner for bed device top view
The system diagram of Fig. 3 air-conditioner
The circuit diagram of Fig. 4 air-conditioner
Fig. 5 air-conditioner sectional view
Fig. 6 air-conditioner A-A is to cutaway view
The utility model embodiment can be as follows in conjunction with above description of drawings.
Fig. 1 and Fig. 2 illustrate this device and enclose 3 a kind of Air-conditioner for bed devices of forming by air-conditioner 1 and bed.
Stamp dacron or other chemical fabric manufacturings that bed encloses available standards fabric width 0.8m or 0.93m, its length is greater than bed surface girth 0.15m, and from tailstock one jiao upwards surrounds the high last open form space of 0.65～0.8m around bed seat 4.Bed in tailstock one side encloses on the vertical center line, has the cold wind import, and is sewed with a sagging cloth air curtain 2 at the upper limb of this mouthful.The shape of cold wind import, size and location should be able to be docked with the outlet of air-conditioner cold wind, if the bed surface height is not standard size 0.4m, for the bed surface of superelevation, air-conditioner then needs bed hedgehopping.Four jiaos of cold wind import are respectively with seam solid with a degree of tightness at left and right sides respectively, and tight by this divinatory symbol are on the protrusion paxilla of air-conditioner both sides.The cloth air curtain is that wide 0.75m, high 0.32m, its sagging edge are apart from bed surface 0.07～0.1m, and the divinatory symbol that can make progress when disappearing sweat rise by the optimum size that bed encloses cold air space velocity field and temperature field experiment.
Bed encloses outstanding divinatory symbol dual mode: in no mosquito area, the top that bed encloses open end 8 and four jiaos is sewed with totally five of bungees, can overlap divinatory symbol on the grooving on polyvinyl chloride hard plastic tube 5 tops of overall diameter 25mm, each pipe all can insert in two support members 6 fixing with lathe bed 7 at any time; The mosquito area is being arranged, and bed is placed edge and then is sewn in the mosquito net inboard, also can use nylon joint strip to stick at the inboard of mosquito net, and bed encloses opening form and mosquito net is same.
Fig. 3 shows following two parts of air-conditioner system.
1. the refrigeration system part---with R12 is cold-producing medium, and rating under air conditioning condition is the native system of 450～650kcal/h, is to form with the parts of following pattern and specification are supporting:
(1) inspiratory capacity is 0.71～1.25m
3The compressor for refrigeration 13 of/h;
(2) heat transfer area 0.5～0.8m
2Biexhaust pipe finned evaporator 16.Its copper tube is diameter 10mm, wall thickness 0.45mm, and fin is the thick ripple aluminium foil of 0.15mm, and installation sheet is apart from 1.75～1.85mm;
(3) heat transfer area 1.5～2.4m
2Biexhaust pipe finned cooler 14.Its copper tube is diameter 8mm, wall thickness 0.45mm, and all the other and evaporimeter are together;
(4) capillary 15 of internal diameter 1.2mm, length should be 1.5～0.3m mutually;
(5) the annex starter of compressor only allows to use the version of Weight type.Because the PTC type starter of introduce producing in recent years, it causes the moment of compressor stall to be in cut-off state at low voltage pulse, compressor thereby lack enough big starting winding current and continue stall, even burn it and move winding.
2. air feed system part---adorn an axial fan impeller 10 at the air inlet of air-conditioner shell 9, from indoor in housing air feed, air is after evaporimeter 16 or condenser 14 carry out heat exchange, discharge from cold wind outlet 11 or hot-blast outlet 12 respectively, constitutes one singly advance pair go out, cold air is the air feed system of brand-new wind.According to calculating, the structure and the parameter thereof of native system are as follows:
(1) air quantity and outlet wind speed---in the sleep operating mode, cold blast rate is 60～80m
3M/h outlet wind speed is 1～1.4m/s, and hot blast rate is 200～270m
3/ h, outlet wind speed are 2.5～3m/s;
(2) impeller of ventilation blower---axial-flow type, quaterfoil, overall diameter 0.178m, disk ratio 0.8～0.9, outer rim lift 0.1～0.16m/r;
(3) motor of ventilation blower---with capacitor operating type double speed single-phase AC motor, rated power 40～50W, rated speed 1750/2750r/mln, the slow-speed of revolution is used to the air feed of sleeping, the high rotating speed sweat air feed that is used to disappear.
Fig. 4 is the circuit diagram of air-conditioner.Power supply is for exchanging single-phase 50Hz, 220V, and operating voltage range 180～240V has the earth connection that picks out from air-conditioner shell.Main circuit has full automatic stopping microswitch 17 of fuse, water and the power switch 18 of 5A.Power switch 18 closures, the motor 21 of ventilation blower brings into operation.On-off switch 19 is replaced as the craft of the high and low rotating speed of ventilation blower.The 20th, the normally closed and normally open contact of mechanical timer, its longest timing is half an hour.22 is capacitors of 1～2 microfarad 400VAC.Power switch 23 closures, refrigeration compressor 25 starts by means of Weight type starter 24.After the normal operation, if compressor is because of the low voltage pulse stall, and the Weight type starter can be connected the starting winding of compressor rapidly, produces enough big torque and continues to move.This characteristic is done all night to this device, and reliability of operation is important.According to the structural shape of this device defined and specification and select the matching component of refrigeration system for use, undue overload and overtemperature liter can not appear in its compressor, so still can use according to the protector 26 of the complete supply of material of compressor for refrigeration.
Fig. 5 and air-conditioner illustrated in fig. 6, its housing is made up of following plate:
1. coaming plate 28---front and two sides of becoming housing with thick color coated steel sheet of 0.8mm or galvanized plastic-sprayed steel plate backfin.There is the cold wind mouth coaming plate front top, this mouthful upper limb be used for fixing evaporimeter 16 to in-flanges, lower edge be used for supporting evaporimeter and double as water-collecting tray 30 to in-flanges.There is the hot blast nozzle blade cascade 46 that has a down dip the below of coaming plate left surface, and can make hot blast make sticking wall flow along the floor and away from air inlet.There is the installing hole of a drain plug below of coaming plate right flank.Respectively there is the protruding stake of garden shape of two band tapping screws to enclose the elastic cord of cold wind import as the tight bed of divinatory symbol in the front upper place of coaming plate both sides.The coaming plate both sides also have upper limb to hand in hand 45 installing port of the plastics of in-flanges.All to 90 ° of hem width 10mm of in-flanges, its upper punch has the fastener hole of 4～5 tapping screws to the both sides back edge of coaming plate.Each limit Jun Chong of lower limb has two of the jacks of tapping screw on the coaming plate;
2. backboard 31---make with the coaming plate identical materials.There is the installing hole of engineering plastics air intake cover 32 its top, and the edge dashes the tapping screw jack;
3. base plate 33---and become under four limits to turn over 10mm with the thick Zinc-coated steel-plated punch of 1mm, and get out various installing holes by means of mould;
4. top board 41---and use the engineering plastics injection mo(u)lding, there is the groove with coaming plate and backboard insert its bottom surface, and side is joined brill tapping screw fastener hole by means of mould and coaming plate and backboard all around.Fluted moistureproof installing space on the top board face as electrical equipment, groove top fitting insulating panels 42, terminal plate, fusible link, two power switches, ventilation blower high, low speeds that seven lines then are housed on the insulation board are replaced electrical equipments such as switch and mechanical timer by hand.
Fig. 5 and Fig. 6 also show the internal structure of air-conditioner, now are described as follows in detail in conjunction with its mounting process:
1. compressor 13 at first is fastened on the base plate.14 of evaporimeter 16 and condensers are by means of the general assembly gripper location, and subsequently, condenser also is fastened on the base plate.Weld capillary, also use the copper tube of φ 8 * 0.45mm to weld remaining pipeline of refrigeration system.General assembly gripper is removed by system after the helium withstand voltage test is qualified, system vacuumizes and quantitatively charge into cold-producing medium;
2. coaming plate is fastened on the base plate, and evaporimeter then is anchored on coaming plate cold wind outlet flange up and down.Crossbeam 39, rubber blanket 44 and the plastics that thick 1mm galvanized steel plain sheet the is converted into channel steel shape 45 upper limb flange that are anchored on the aperture of handing in hand simultaneously with tapping screw of handing in hand.The plate hoop 38 that the thick galvanized steel plain sheet of motor 40 usefulness 1mm of ventilation blower is done is fixed on the crossbeam middle part, and the capacitor 43 of motor also is fixed on the crossbeam;
3. the diameter of plastics bucket 35 is 4 liters of 0.2m, dark 0.1m, dischargeable capacitys.Floating ball device 36 and microswitch 37 are housed on it.Bucket four pin are at the compressor top cover with galvanized wire 34 and lock ring.The water with fixed attention of water-collecting tray 30 can flow into bucket by plastic flexible pipe, and the bucket bottom has water nozzle to be connected in drain plug with plastic flexible pipe;
4. electrical equipment in the coaming plate and the electrical equipment above the insulation board 42 wiring soldering and make the housing insulation test respectively.The lead-in wire that electrical equipment in top board, power line and the coaming plate is installed passes the top board groove and the about 0.1m more than the top board that lengthens, so that be connected on the terminal plate of insulation board;
5. connect with the mains, backboard is normally then loaded onto in the energising test run.
Claims (8)
1, a kind of Air-conditioner for bed device, it produces cold air and sends into a specific building enclosure with the air-conditioner that freon compression-type refrigerating system and air feed system are formed, and sets up comfortable artificial climate therein, of the present utility model being characterised in that:
(1) refrigeration system of air-conditioner is with R
12Be cold-producing medium, and adopted compressor for refrigeration that the rating under air conditioning condition of system is 450～650kcal/h;
(2) air-conditioner is brand-new wind type, and it adopts a fan impeller to go out air feed system for the Dan Jinshuan of evaporimeter and condenser air feed simultaneously;
(3) air-conditioner, can enclose to bed and send into the cold blast rate 60～80m that is suitable for sleeping by means of the ventilation blower of double speed according to double needs at the sleep or the sweat state that disappears
3The disappear cold blast rate 100～130m of sweat of/h or be suitable for
3/ h, and can recover automatically in little air quantity operation from big air quantity by means of mechanical timer;
(4) building enclosure with chemical fabric make, have cold wind import and cloth air curtain the bed enclose, in order to upwards to surround the last open form cold air space of high 0.65～0.8m around bed surface, the mean temperature of this space cold air is lower than 6～8 ℃ of room temperatures, local velocity≤0.25m/h, the head of a bed tailstock temperature difference＜2 ℃.
2, Air-conditioner for bed device according to claim 1 is characterized in that refrigeration system adopts the matching component of following structural shape or specification:
(1) inspiratory capacity is 0.71～1.25m
3The compressor for refrigeration of/h;
(2) starter of compressor is the structure of Weight type;
(3) heat transfer area is 0.5～0.8m
2The biexhaust pipe finned evaporator, the diameter of its copper tube is 10mm, wall thickness 0.45mm, fin is the thick ripple aluminium foil of 0.15mm, installation sheet apart from being 1.75～1.85mm;
(4) heat transfer area is 1.5～2.4m
2The biexhaust pipe finned cooler, the diameter of its copper tube is 8mm, wall thickness 0.45mm, all the other and evaporimeter with;
(5) capillary of interior diameter 1.2mm, its respective length are 1.5～0.3m.
3, Air-conditioner for bed device according to claim 1, it is characterized in that air feed system cancelled return air inlet, only at the back side of air-conditioner shell, front and side, be respectively equipped with each one of air inlet, cold wind outlet and hot-blast outlet, in order to avoid the air-flow short circuit in above-mentioned three kinds of air ports;
4, Air-conditioner for bed device according to claim 1 is characterized in that the hot-air mouth of air feed system is positioned at the below of a side of air-conditioner, and has the wind-guiding leaf grating that has a down dip, and can make hot blast make sticking wall flow along the floor and away from air inlet;
5, Air-conditioner for bed device according to claim 1 is characterized in that the double speed ventilation blower of air feed system adopts a four-bladed aial flow impeller, and its overall diameter is 0.178m, outer rim lift 0.1～0.16m/r, disk ratio 0.8～0.9;
6, Air-conditioner for bed device according to claim 1 is characterized in that the double speed ventilation blower is to adopt capacitor operating type double speed single-phase AC motor to drive, and its rated power is 40～50W, rated speed 1750/2750r/mln;
7, Air-conditioner for bed device according to claim 1, the speed control circuit that it is characterized in that two-speed motor, it adopts a two-position switch and to have only normally closed and mechanical timer normally open contact, realizes that jointly the craft of high, low speed is replaced, sets up in the time of high speed continuous running and recover automatically subsequently and continue operation uniform velocity control function at low speed;
8, a kind of bed of the described Air-conditioner for bed device of claim 1 that uses encloses, it is characterized in that the cloth air curtain according to the requirement of health to cold air velocity field and temperature field, optimization is of a size of wide 0.75m, high 0.32m, its sagging Edge Distance bed surface 0.07～0.1m by experiment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN90201046U CN2064479U (en) | 1990-01-24 | 1990-01-24 | Air-conditioning device for bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN90201046U CN2064479U (en) | 1990-01-24 | 1990-01-24 | Air-conditioning device for bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2064479U true CN2064479U (en) | 1990-10-24 |
Family
ID=4882748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN90201046U Withdrawn CN2064479U (en) | 1990-01-24 | 1990-01-24 | Air-conditioning device for bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2064479U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102667351A (en) * | 2009-10-07 | 2012-09-12 | 阿桑勒公司 | Methods and devices for displacing body convection and providing a controlled personal breathing zone |
-
1990
- 1990-01-24 CN CN90201046U patent/CN2064479U/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102667351A (en) * | 2009-10-07 | 2012-09-12 | 阿桑勒公司 | Methods and devices for displacing body convection and providing a controlled personal breathing zone |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |