CN104390268A - Ceiling air conditioner and air supplying method using same - Google Patents

Ceiling air conditioner and air supplying method using same Download PDF

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Publication number
CN104390268A
CN104390268A CN201410609984.3A CN201410609984A CN104390268A CN 104390268 A CN104390268 A CN 104390268A CN 201410609984 A CN201410609984 A CN 201410609984A CN 104390268 A CN104390268 A CN 104390268A
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CN
China
Prior art keywords
air
tunnel
wind
heat exchanger
ceiling
Prior art date
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Granted
Application number
CN201410609984.3A
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Chinese (zh)
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CN104390268B (en
Inventor
华龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GD Midea Air Conditioning Equipment Co Ltd
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Guangdong Midea Refrigeration Equipment Co Ltd
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Priority to CN201410609984.3A priority Critical patent/CN104390268B/en
Publication of CN104390268A publication Critical patent/CN104390268A/en
Application granted granted Critical
Publication of CN104390268B publication Critical patent/CN104390268B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007Indoor units, e.g. fan coil units
    • F24F1/0011Indoor units, e.g. fan coil units characterised by air outlets
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007Indoor units, e.g. fan coil units
    • F24F1/0043Indoor units, e.g. fan coil units characterised by mounting arrangements
    • F24F1/0047Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02Ducting arrangements
    • F24F13/06Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
    • F24F13/068Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser formed as perforated walls, ceilings or floors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30Arrangement or mounting of heat-exchangers

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Duct Arrangements (AREA)

Abstract

The invention is applicable to the technical field of air conditioners and discloses a ceiling air conditioner and an air supplying method using the same. A wind wheel forwards blows out airflow from an air outlet in the side wall or periphery of each wind tunnel, the airflow can carry the adjacent airflow to move forward together while being blown out forwards from the air outlet along the axial direction of the wind tunnel, so that negative pressure is formed in the wind tunnel; under the pumping action of negative pressure, air at the rear part of the wind tunnel is pumped forward so as to enter through an opening in the rear end of the wind tunnel, pass through the wind tunnel and flow out from an opening in the front end of the wind tunnel, so that the air supplying effect of an airflow center is enhanced; furthermore, air around the wind tunnel is supplemented under the action of negative pressure, and the central airflow drives the surrounding airflow to flow forward together, so that the air supplying range is enlarged, an air supplying effect which is at least multiple times that of the air inlet capacity of the air inlet is formed, the energy efficiency utilization ratio is high, a lot of cold air or hot air is prevented from being directly blown to the head of a user and further causing discomfort of the user, the air supplying effect is good, and the comfortable degree of a human body can be improved.

Description

The air supply method of ceiling air conditioning device and this ceiling air conditioning device
Technical field
The invention belongs to air-conditioner technical field, particularly relate to the air supply method of a kind of ceiling air conditioning device and this ceiling air conditioning device.
Background technology
Ceiling air conditioning device of the prior art, its surface of shell is provided with air-out grid and direct blowing cold air from the top down, and easily bring discomfort to human body, comfort level is not good enough.
Summary of the invention
The object of the invention is to overcome above-mentioned the deficiencies in the prior art, provide the air supply method of a kind of ceiling air conditioning device and this ceiling air conditioning device, its air-supply is effective, can improve human comfort.
Technical scheme of the present invention is: a kind of ceiling air conditioning device, comprise the housing that can be installed on ceiling, heat exchanger is provided with in described housing, described housing has the wind-tunnel running through described housing, described housing is provided with air inlet, the sidewall of described wind-tunnel or periphery are provided with for producing the air outlet of negative pressure for air-flow blowout to make described wind-tunnel place, are provided with for driving air-flow to enter housing and the air flow-producing device blown out from described air outlet after flowing through described heat exchanger from described air inlet in described housing; The back side of described housing is provided with tangent plane, and the rear end of described wind-tunnel is positioned on described tangent plane; Described air flow-producing device comprises wind wheel and for driving the motor of described wind wheel.
Particularly, described tangent plane takes the form of inclined plane or arc surfaced or step planar.
Particularly, to be provided with multiple and each described wind-tunnel uniform along the external circumferential of described wind wheel for described wind-tunnel.
Particularly, each described wind-tunnel and air outlet are obliquely installed.
Particularly, each described wind-tunnel and air outlet are circumferentially obliquely installed in the same way, or each described wind-tunnel and air outlet are circumferentially alternately obliquely installed in different directions.
Particularly, described housing comprises inlet section and outlet section, described outlet section has the gas channel being communicated in described inlet section, described outlet section is arranged at multiple, each described outlet section is connected to described inlet section and outside along inlet section is circumferentially uniform, and described wind-tunnel and air outlet are all arranged at described outlet section.
Particularly, in the form of a ring and be placed on outside described wind wheel, the below of described heat exchanger is provided with the drip tray of ring-type to described heat exchanger.
Particularly, described air inlet is arranged at the front of described housing, and described heat exchanger is arranged between described wind wheel and described air inlet; Described heat exchanger is arranged in described wind wheel lower horizontal, and the below of described heat exchanger is provided with drip tray; Or described heat exchanger is obliquely installed, the below place of described heat exchanger one end is down provided with water receiving tank; Or described heat exchanger is arranged in " V " font, and below described heat exchanger central authorities, place is provided with water receiving tank; Or described heat exchanger is in falling the setting of " V " font, and the below place at described heat exchanger two ends is respectively provided with a water receiving tank.
Particularly, described heat exchanger is arranged at the side of described wind wheel, and described air inlet is arranged at the side of described housing and is positioned at the front of described heat exchanger, and described wind wheel and wind-tunnel arrange the opposite side place near described housing.
Particularly, described heat exchanger arranges to described air inlet lopsidedness setting or longitudinal perpendicular or arranges to described wind wheel lopsidedness.
Particularly, described air outlet surrounds in described wind-tunnel peripheral in the form of a ring; Or described air outlet is open annular; Or, the described air outlet section of being shape and be divided into the side of described wind-tunnel.
Particularly, described wind-tunnel and described air outlet are alternately arranged, or at least two are disposed adjacent wind-tunnel and share one group of air outlet.
Present invention also offers a kind of air supply method of ceiling air conditioning device, adopt above-mentioned ceiling air conditioning device, comprise the following steps: air-flow sucks from described air inlet by described air flow-producing device, after making heat exchanger described in airflow passes, described wind wheel makes air-flow blow out forward from the air outlet of each described wind tunnel side wall or periphery, make to form negative pressuren zone on front side of each wind-tunnel from the air-flow flow forward of each air outlet blowout, under the effect of each negative pressuren zone, air on rear side of each wind-tunnel is sucked through each described wind-tunnel and blows out forward together with the air-flow blown out from each described air outlet.
The air supply method of ceiling air conditioning device provided by the present invention and this ceiling air conditioning device, air-flow sucks from described air inlet by described air flow-producing device, after making heat exchanger described in airflow passes, described wind wheel makes air-flow blow out forward from the air outlet of each described wind tunnel side wall or periphery, when the axis of air-flow from air outlet along wind-tunnel blows out forward, it will carry contiguous air-flow together flow forward secretly, thus form negative pressure at wind-tunnel place, under the swabbing action of negative pressure, the air at wind-tunnel rear portion is entered from the opening of wind-tunnel rear end by aspirating forward and flows out from the front opening of wind-tunnel after passing wind-tunnel, enhance the air-supply effect at air-flow center, and, wind-tunnel ambient air is also because the effect of negative pressure supplements into, central gas stream drives the air-flow flow forward simultaneously around it, add the scope of air-supply, make use of aerodynamic principle, define the air-supply effect being at least several times as much as air inlet air intake ability, efficiency utilization rate is high, and air-supply effect is good, air-flow is without the need to the cutting through flabellum, air output is stablized, evenly, avoid a large amount of cold wind or hot blast directly to blow the head to user and cause user uncomfortable, its air-supply is effective, human comfort can be improved.And air outlet becomes angle to arrange with wind-tunnel with the central shaft of housing, can form spiral helicine wind like this, make user feel more comfortable, bring brand-new Consumer's Experience.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic perspective view of the ceiling air conditioning device that the embodiment of the present invention one provides;
Fig. 2 is the schematic perspective view of the ceiling air conditioning device that the embodiment of the present invention one provides;
Fig. 3 is the floor map of the ceiling air conditioning device that the embodiment of the present invention one provides;
Fig. 4 is the floor map of the ceiling air conditioning device that the embodiment of the present invention one provides;
Fig. 5 is the decomposing schematic representation of the ceiling air conditioning device that the embodiment of the present invention one provides;
Fig. 6 is the generalized section of the ceiling air conditioning device that the embodiment of the present invention one provides;
Fig. 7 is the generalized section of the ceiling air conditioning device that the embodiment of the present invention one provides;
Fig. 8 is the floor map of the ceiling air conditioning device that the embodiment of the present invention two provides;
Fig. 9 is the generalized section of B-B section in Fig. 8;
Figure 10 is the generalized section of C-C section in Fig. 8;
Figure 11 is the schematic perspective view of the ceiling air conditioning device that the embodiment of the present invention two provides;
Figure 12 is the schematic perspective view of the ceiling air conditioning device that the embodiment of the present invention two provides;
Figure 13 is the air-out schematic diagram of the ceiling air conditioning device that the embodiment of the present invention two provides;
Figure 14 is the schematic perspective view of the ceiling air conditioning device that the embodiment of the present invention three provides;
Figure 15 is the schematic perspective view of the ceiling air conditioning device that the embodiment of the present invention three provides;
Figure 16 is the generalized section of the ceiling air conditioning device that the embodiment of the present invention three provides;
Figure 17 is the floor map of the ceiling air conditioning device that the embodiment of the present invention three provides;
Figure 18 is the decomposing schematic representation of the ceiling air conditioning device that the embodiment of the present invention three provides;
Figure 19 is the wind path schematic diagram of the ceiling air conditioning device that the embodiment of the present invention three provides;
Figure 20 is the wind path schematic diagram of the ceiling air conditioning device that the embodiment of the present invention three provides;
Figure 21 is the generalized section of the ceiling air conditioning device that the embodiment of the present invention three provides;
Figure 22 is the generalized section of the ceiling air conditioning device that the embodiment of the present invention four provides;
Figure 23 is the generalized section of the ceiling air conditioning device that the embodiment of the present invention five provides;
Figure 24 is the generalized section of the ceiling air conditioning device that the embodiment of the present invention six provides;
Figure 25 is the generalized section of the ceiling air conditioning device that the embodiment of the present invention seven provides;
Figure 26 is the generalized section of the ceiling air conditioning device that the embodiment of the present invention seven provides;
Figure 27 is the generalized section of the ceiling air conditioning device that the embodiment of the present invention seven provides;
Figure 28 is the generalized section of the ceiling air conditioning device that the embodiment of the present invention seven provides;
Figure 29 is the wind-tunnel of ceiling air conditioning device that provides of the embodiment of the present invention eight and the schematic diagram of air outlet;
Figure 30 is the wind-tunnel of ceiling air conditioning device that provides of the embodiment of the present invention eight and the schematic diagram of air outlet;
Figure 31 is the wind-tunnel of ceiling air conditioning device that provides of the embodiment of the present invention eight and the schematic diagram of air outlet;
Figure 32 is the wind-tunnel of ceiling air conditioning device that provides of the embodiment of the present invention eight and the schematic diagram of air outlet;
Figure 33 is the wind-tunnel of ceiling air conditioning device that provides of the embodiment of the present invention eight and the schematic diagram of air outlet.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
It should be noted that, when element is called as " being fixed on " or " being arranged at " another element, it can directly on another element or may there is centering elements simultaneously.When an element is known as " being connected to " another element, it can be directly connected to another element or may there is centering elements simultaneously.
Also it should be noted that, the orientation term such as left and right, upper and lower in the present embodiment, is only relative concept or be reference with the normal operating condition of product each other, and should not be regarded as have restrictive.
Embodiment one:
As shown in Fig. 1 ~ Fig. 7, a kind of ceiling air conditioning device that the embodiment of the present invention provides, can be lifted on ceiling or be embedded in ceiling.Above-mentioned ceiling air conditioning device comprises the housing 1 that can be installed on ceiling, and the back side of housing 1 can be provided with hoisting structure.Be provided with heat exchanger 2 in described housing 1, heat exchanger 2 can be condenser etc.Described housing 1 has the wind-tunnel 10 running through described housing 1, described housing 1 is provided with air inlet 101, the sidewall of described wind-tunnel 10 or periphery are provided with for producing the air outlet 102 of negative pressure for air-flow blowout to make described wind-tunnel 10 place, are provided with for driving air-flow to enter housing 1 and the air flow-producing device blown out from described air outlet 102 after flowing through described heat exchanger 2 from described air inlet 101 in described housing 1; The back side of described housing 1 is provided with tangent plane 103, and the rear end of described wind-tunnel 10 is positioned on described tangent plane 103, has spacing with the rear end and ceiling that make wind-tunnel 10, so that air-flow can enter wind-tunnel 10 from the rear end of wind-tunnel 10; Described air flow-producing device comprises wind wheel 31 and for driving the motor 32 of described wind wheel 31, wind wheel 31 can be fixedly connected on the rotating shaft of motor 32, and motor 32 can be fixed in housing 1.Wind wheel 31 can be centrifugal wind wheel or oblique flow wind wheel, and the cross section of wind-tunnel 10 can rounded, polygon, ellipse, abnormity etc.Wind wheel 31 can drive air flow direction each wind-tunnel 10 place, the air pressure in the air outlet 102 at each wind-tunnel 10 place is made to be greater than air pressure outside air outlet 102, thus air-flow is blown out from each air outlet 102 along corresponding wind-tunnel 10, its air flow path is short, flow resistance is little, the pressure loss is little, and under equal conditions, air outlet 102 pressure is large, wind effect is high.Because air has certain viscosity, when air-flow blows out forward from air outlet 102 along the axis of wind-tunnel 10, it will carry contiguous air-flow together flow forward secretly, thus form negative pressure at wind-tunnel 10 place, under the swabbing action of negative pressure, the air at wind-tunnel 10 rear portion is entered from the opening of wind-tunnel 10 rear end by aspirating forward and flows out from the front opening of wind-tunnel 10 after passing wind-tunnel 10, enhance the air-supply effect at air-flow center, and, wind-tunnel 10 ambient air is also because the effect of negative pressure supplements into, central gas stream drives the air-flow flow forward simultaneously around it, add the scope of air-supply, make use of aerodynamic principle, define the air-supply effect being at least several times as much as air inlet 101 air intake ability, efficiency utilization rate is high, and air-supply effect is good, air-flow is without the need to the cutting through flabellum, air output is stablized, evenly, make human body sensory more comfortable, effects of energy conservation and environmental protection is good, avoid a large amount of cold wind or hot blast directly to blow the head to user and cause user uncomfortable, product comfort level is good.
Particularly, described tangent plane 103 can take the form of inclined plane or arc surfaced or step planar etc., as long as make the rear end of wind-tunnel 10 and ceiling have certain gap, so that air-flow enters wind-tunnel 10 from the rear end of wind-tunnel 10 and discharges from the front end of wind-tunnel 10.
Particularly, the front end of described wind-tunnel 10 is positioned at the front of described housing 1 or/and the suitable place such as side.
Particularly, it is uniform along the external circumferential of described wind wheel 31 that described wind-tunnel 10 is provided with multiple and each described wind-tunnel 10, to make air-out even, improves comfort level further.
Particularly, described housing 1 comprises inlet section 110 and outlet section 120, described outlet section 120 has the gas channel 104 being communicated in described inlet section 110, described outlet section 120 is arranged at multiple, each described outlet section 120 is connected to described inlet section 110 and external circumferential along inlet section 110 is uniform, and described wind-tunnel 10 and air outlet 102 are all arranged at described outlet section 120, such as, outlet section 120 can be provided with four, and is distributed in outside inlet section 110 in " X " shape.Particularly, can also be provided with the controlling organization that the air outlet 102 for controlling each wind-tunnel 10 or each group wind-tunnel 10 opens and closes in housing 1, user can control the working quantity of wind-tunnel 10, to meet different instructions for uses.
Particularly, described heat exchanger 2 can in the form of a ring and be placed on outside described wind wheel 31, and the below of described heat exchanger 2 is provided with the drip tray 6 of ring-type, and the side of heat exchanger 2 can have breach, and drip tray 6 can channel-shaped ringwise.
Particularly, housing 1 can comprise drain pan 11 and front panel 12, the front of drain pan 11 is provided with opening, front panel 12 is connected to one end of drain pan 11 opening and the openend of capping drain pan 11, the one-body molded cylindrical shell 112 had for the formation of wind-tunnel 10 of drain pan 11, the rear and front end of cylindrical shell 112 is through, front panel 12 has the through hole 121 mated with wind-tunnel 10, and the front end of cylindrical shell 112 is docked with this through hole or passed this through hole 121.Air outlet 102 can be arranged at the junction of the sidewall of cylindrical shell 112 or the sidewall of through hole 121 or cylindrical shell 112 and through hole 121.
Particularly, be connected with sealing plate 5 in drain pan 1, sealing plate 5 be provided with air-guiding hole 51, heat exchanger 2 can be connected to air-guiding hole 51 place and be right against wind wheel 31, and the central shaft of wind wheel 31 coaxially can be arranged with air-guiding hole 51.
Embodiment two:
On the basis of embodiment one, particularly, as shown in Fig. 8 ~ Figure 13, each described wind-tunnel 10 and air outlet 102 are obliquely installed, namely air outlet 102 becomes angle to arrange with wind-tunnel 10 with the central shaft of housing 1, spiral helicine wind can be formed like this, make user feel more comfortable, bring brand-new Consumer's Experience.As in Figure 12,10a is the air-flow that wind-tunnel flows out, and 102a is the air-flow of air outlet blowout.
In embody rule, each described wind-tunnel 10 and air outlet 102 can all circumferentially be obliquely installed in the same way.Or each described wind-tunnel 10 and air outlet 102 are circumferentially alternately obliquely installed in different directions, to form different air-supply effects.Also the deflector that can swing can be set for wind-tunnel 10 or air outlet 102 place, by motor 32 and transmission mechanism control, deflector can be made to swing, and then make air-flow along the blowout of different orientation, further increase comfortableness.Each outlet section 120 can integral inclinedly be arranged.
Embodiment three:
In the present embodiment, as shown in Figure 14 ~ Figure 21, heat exchanger 2 can be tabular, and described air inlet 101 is arranged at the front of described housing 1, and described heat exchanger 2 is arranged between described wind wheel 31 and described air inlet 101; Described heat exchanger 2 is arranged in described wind wheel 31 lower horizontal, and the below of described heat exchanger 2 is provided with drip tray 6.
Embodiment four:
In the present embodiment different from embodiment one, as shown in figure 22, heat exchanger 2 can be tabular, described heat exchanger 2 is obliquely installed, the below place of described heat exchanger 2 one end is down provided with water receiving tank 52, water receiving tank 52 size is little, and condensed water flow to heat exchanger 2 lower end along heat exchanger 2 surface under gravity, then drops to the water receiving tank 52 below it.
Embodiment five:
Different from embodiment one, in the present embodiment, as shown in figure 23, described heat exchanger 2 is arranged in " V " font, heat exchanger 2 can V-shaped tabular, and below place of described heat exchanger 2 central authorities is provided with water receiving tank 60, and water receiving tank 60 size is little, condensed water flow to heat exchanger 2 lower end along heat exchanger 2 surface under gravity, then drops to the water receiving tank 60 below it.
Embodiment six:
Different from embodiment one, in the present embodiment, as shown in figure 24, described heat exchanger 2 is in falling the setting of " V " font, the below place at described heat exchanger 2 two ends is respectively provided with a water receiving tank 60, water receiving tank 60 size is little, and condensed water flow to heat exchanger 2 lower end along heat exchanger 2 surface under gravity, then drops to the water receiving tank 60 below it.
Embodiment seven:
Different from embodiment one, in the present embodiment, as shown in Figure 25 ~ 28, described heat exchanger 2 also can be arranged at the side of described wind wheel 31, described air inlet 101 is arranged at the side of described housing 1 and is positioned at the front of described heat exchanger 2, described wind wheel 31 and wind-tunnel 10 arrange the opposite side place near described housing 1, and air-conditioning can air intake from the side.
Particularly, described heat exchanger 2 arranges to described air inlet 101 lopsidedness or longitudinal perpendicular arranges or arranges to described wind wheel 31 lopsidedness, water receiving tank 60 can be arranged at heat exchanger 2 one end place down, water receiving tank 60 size is little, condensed water flow to heat exchanger 2 lower end along heat exchanger 2 surface under gravity, then drops to the water receiving tank 60 below it.
Embodiment eight:
As shown in Figure 29 ~ 31, described air outlet 102 can surround in described wind-tunnel 10 peripheral in the form of a ring; Or described air outlet 102 also can be open annular; Or described air outlet 102 is section shape and is divided into the side of described wind-tunnel 10.
Particularly, as shown in Figure 32 ~ 33, described wind-tunnel 10 is alternately arranged with described air outlet 102, or at least two are disposed adjacent wind-tunnel 10 and share one group of air outlet 102.
Embodiment nine:
The embodiment of the present invention additionally provides a kind of air supply method of ceiling air conditioning device, adopt above-mentioned ceiling air conditioning device, comprise the following steps: air-flow sucks from described air inlet 101 by described air flow-producing device, after making heat exchanger 2 described in airflow passes, described wind wheel 31 makes air-flow blow out forward from the air outlet 102 of each described wind-tunnel 10 sidewall or periphery, the air-flow flow forward blown out from each air outlet 102 makes to form negative pressuren zone on front side of each wind-tunnel 10, under the effect of each negative pressuren zone, air on rear side of each wind-tunnel 10 is sucked through each described wind-tunnel 10 and blows out forward together with the air-flow blown out from each described air outlet 102.Wind wheel 31 can drive air flow direction each wind-tunnel 10 place, the air pressure in the air outlet 102 at each wind-tunnel 10 place is made to be greater than air pressure outside air outlet 102, thus air-flow is blown out from each air outlet 102 along corresponding wind-tunnel 10, its air flow path is short, flow resistance is little, the pressure loss is little, and under equal conditions, air outlet 102 pressure is large, wind effect is high.Because air has certain viscosity, when air-flow blows out forward from air outlet 102 along the axis of wind-tunnel 10, it will carry contiguous air-flow together flow forward secretly, thus form negative pressure at wind-tunnel 10 place, under the swabbing action of negative pressure, the air at wind-tunnel 10 rear portion is entered from the opening of wind-tunnel 10 rear end by aspirating forward and flows out from the front opening of wind-tunnel 10 after passing wind-tunnel 10, enhance the air-supply effect at air-flow center, and, wind-tunnel 10 ambient air is also because the effect of negative pressure supplements into, central gas stream drives the air-flow flow forward simultaneously around it, add the scope of air-supply, make use of aerodynamic principle, define the air-supply effect being at least several times as much as air inlet 101 air intake ability, efficiency utilization rate is high, and air-supply effect is good, air-flow is without the need to the cutting through flabellum, air output is stablized, evenly, make human body sensory more comfortable, effects of energy conservation and environmental protection is good, avoid a large amount of cold wind or hot blast directly to blow the head to user and cause user uncomfortable, product comfort level is good.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement or improvement etc., all should be included within protection scope of the present invention.

Claims (13)

1. a ceiling air conditioning device, comprise the housing that can be installed on ceiling, heat exchanger is provided with in described housing, it is characterized in that, described housing has the wind-tunnel running through described housing, described housing is provided with air inlet, the sidewall of described wind-tunnel or periphery are provided with for producing the air outlet of negative pressure for air-flow blowout to make described wind-tunnel place, are provided with for driving air-flow to enter housing and the air flow-producing device blown out from described air outlet after flowing through described heat exchanger from described air inlet in described housing; The back side of described housing is provided with tangent plane, and the rear end of described wind-tunnel is positioned on described tangent plane; Described air flow-producing device comprises wind wheel and for driving the motor of described wind wheel.
2. ceiling air conditioning device as claimed in claim 1, is characterized in that, described tangent plane takes the form of inclined plane or arc surfaced or step planar.
3. ceiling air conditioning device as claimed in claim 1, it is characterized in that, it is uniform along the external circumferential of described wind wheel that described wind-tunnel is provided with multiple and each described wind-tunnel.
4. ceiling air conditioning device as claimed in claim 3, it is characterized in that, each described wind-tunnel and air outlet are obliquely installed.
5. ceiling air conditioning device as claimed in claim 4, it is characterized in that, each described wind-tunnel and air outlet are circumferentially obliquely installed in the same way, or each described wind-tunnel and air outlet are circumferentially alternately obliquely installed in different directions.
6. ceiling air conditioning device as claimed in claim 1, it is characterized in that, described housing comprises inlet section and outlet section, described outlet section has the gas channel being communicated in described inlet section, described outlet section is arranged at multiple, each described outlet section is connected to described inlet section and outside along inlet section is circumferentially uniform, and described wind-tunnel and air outlet are all arranged at described outlet section.
7. the ceiling air conditioning device according to any one of claim 1 to 6, is characterized in that, in the form of a ring and be placed on outside described wind wheel, the below of described heat exchanger is provided with the drip tray of ring-type to described heat exchanger.
8. the ceiling air conditioning device according to any one of claim 1 to 6, is characterized in that, described air inlet is arranged at the front of described housing, and described heat exchanger is arranged between described wind wheel and described air inlet; Described heat exchanger is arranged in described wind wheel lower horizontal, and the below of described heat exchanger is provided with drip tray; Or described heat exchanger is obliquely installed, the below place of described heat exchanger one end is down provided with water receiving tank; Or described heat exchanger is arranged in " V " font, and below described heat exchanger central authorities, place is provided with water receiving tank; Or described heat exchanger is in falling the setting of " V " font, and the below place at described heat exchanger two ends is respectively provided with a water receiving tank.
9. the ceiling air conditioning device according to any one of claim 1 to 6, it is characterized in that, described heat exchanger is arranged at the side of described wind wheel, described air inlet is arranged at the side of described housing and is positioned at the front of described heat exchanger, and described wind wheel and wind-tunnel arrange the opposite side place near described housing.
10. ceiling air conditioning device as claimed in claim 9, is characterized in that, described heat exchanger arranges to described air inlet lopsidedness or longitudinal perpendicular arranges or arranges to described wind wheel lopsidedness.
11. ceiling air conditioning devices according to any one of claim 1 to 6, is characterized in that, described air outlet surrounds in described wind-tunnel peripheral in the form of a ring; Or described air outlet is open annular; Or, the described air outlet section of being shape and be divided into the side of described wind-tunnel.
12. ceiling air conditioning devices according to any one of claim 1 to 6, it is characterized in that, described wind-tunnel and described air outlet are alternately arranged, or at least two are disposed adjacent wind-tunnel and share one group of air outlet.
The air supply method of 13. 1 kinds of ceiling air conditioning devices, it is characterized in that, adopt the ceiling air conditioning device according to any one of claim 1 to 12, comprise the following steps: air-flow sucks from described air inlet by described air flow-producing device, after making heat exchanger described in airflow passes, described wind wheel makes air-flow blow out forward from the air outlet of each described wind tunnel side wall or periphery, make to form negative pressuren zone on front side of each wind-tunnel from the air-flow flow forward of each air outlet blowout, under the effect of each negative pressuren zone, air on rear side of each wind-tunnel is sucked through each described wind-tunnel and blows out forward together with the air-flow blown out from each described air outlet.
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CN110118391A (en) * 2019-04-25 2019-08-13 珠海格力电器股份有限公司 Air conditioner room unit and air conditioner
CN112283918A (en) * 2019-07-23 2021-01-29 青岛海尔空调电子有限公司 Air supply mechanism for ceiling type air conditioner and air conditioner
CN111473423A (en) * 2020-04-16 2020-07-31 宁波奥克斯电气股份有限公司 Air conditioner

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