CN216844888U - Distributed air supply device and air conditioner - Google Patents
Distributed air supply device and air conditioner Download PDFInfo
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- CN216844888U CN216844888U CN202220053267.7U CN202220053267U CN216844888U CN 216844888 U CN216844888 U CN 216844888U CN 202220053267 U CN202220053267 U CN 202220053267U CN 216844888 U CN216844888 U CN 216844888U
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- 238000012423 maintenance Methods 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 description 11
- 238000005057 refrigeration Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model provides a distributed air supply device and an air conditioner, wherein the distributed air supply device comprises an air duct machine and a suspended ceiling, the air duct machine is arranged inside the suspended ceiling, the front side of the suspended ceiling is provided with a first air port, and the front side is opposite to a wall and is connected with the ceiling; the tuber pipe machine includes: the air conditioner comprises a shell, a fan, a heat exchanger and a first air return opening, wherein the first air return opening is formed in the top of the shell and can be communicated with the first air opening so as to suck air from the first air opening, and therefore air flow is driven by the fan to sequentially enter the shell through the first air opening and the first air return opening and to exchange heat through the heat exchanger. According to the utility model provides an install and the inconvenient problem of maintenance of dismantlement in the furred ceiling below for maintain at the front side of furred ceiling, realize that the unit need not maintenance opening down, positive maintenance, more convenient, the outward appearance is more pleasing to the eye.
Description
Technical Field
The utility model relates to an air conditioning technology field, concretely relates to distributing type air supply arrangement and air conditioner.
Background
In recent years, as the indoor unit of the household central air conditioner is installed in a suspended ceiling (also called a ducted air conditioner), the household central air conditioner has the advantages of attractive installation and small occupied space, and the market share is continuously increased. At present, the mainstream air pipe machine only has one air outlet, can not realize refrigeration horizontal air supply, air supply under heating, and user comfort experiences relatively poorly. For example, CN104697044B proposes a scheme with two air outlets, but the width of the unit needs to be increased, the engineering installation is complex, and the cost performance of the scheme is low. In addition, most of the existing main stream air pipe machine structures have air outlet and air return on two surfaces which are vertical to each other, so that the existing main stream air pipe machine is not attractive and installation cost is not saved. More and more users are demanding products with both supply and return air in one direction.
In addition, most of the existing main stream air pipe machine structure is provided with air outlet and air return on two surfaces which are vertical to each other, so that the existing main stream air pipe machine is not attractive and saves the installation cost; because return air inlet and air outlet setting lead to the unable technical problem such as inside of effectively maintaining of user at the furred ceiling lower extreme, consequently the utility model discloses a distributing type air supply arrangement and air conditioner are researched and designed.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the tuber pipe machine among the prior art and need set up down the return air and lead to the below not pleasing to the eye usually in the furred ceiling lower part, and inconvenient installation and the defect of dismantling the maintenance to a distributing type air supply arrangement and air conditioner are provided.
In order to solve the above problems, the present invention provides a distributed air supply device, which includes a duct type air conditioner and a ceiling, wherein the duct type air conditioner is disposed inside the ceiling, a first air opening is disposed at a front side of the ceiling, and the front side is opposite to a wall and connected to the ceiling;
the tuber pipe machine includes: the air conditioner comprises a shell, a fan, a heat exchanger and a first air return opening, wherein the first air return opening is formed in the top of the shell and can be communicated with the first air opening to suck air from the first air opening, so that air flow is driven by the fan to sequentially enter the shell through the first air opening and the first air return opening and exchange heat through the heat exchanger.
In some embodiments, a second air return opening is further disposed at the front end of the casing, the front end of the casing is opposite to the front side of the suspended ceiling, the second air return opening can be communicated with the first air opening to enable air to be sucked into the casing from the second air return opening, and the heat exchanger is spaced from the top of the casing by a preset distance.
In some embodiments, the heat exchanger is attached to the upper end of the casing such that the front end of the casing is free of the second air return opening.
In some embodiments, a third air return opening is further disposed at the rear end of the casing, the rear end of the casing is opposite to the front side of the suspended ceiling, the rear end of the casing is opposite to the wall, and the third air return opening can also be communicated with the first air return opening so as to enable air to be sucked into the casing through the third air return opening.
In some embodiments, the first air return opening is spaced apart from the ceiling by a first predetermined distance, the second air return opening is spaced apart from the front side of the ceiling by a second predetermined distance, and the third air return opening is spaced apart from the wall by a third predetermined distance, and the airflow enters the interior of the ceiling through the first air opening and sequentially reaches the second air return opening, the first air return opening, and the third air return opening.
In some embodiments, a second air opening is further formed in the front side of the suspended ceiling, a first air outlet is further formed in the front end of the casing, the front end of the casing is opposite to the front side of the suspended ceiling, the first air outlet can be communicated with the second air opening, so that air subjected to heat exchange by the heat exchanger can be blown out through the first air outlet and the second air opening in sequence, and the first air opening and the second air opening are arranged at intervals in the horizontal direction and/or the vertical direction.
In some embodiments, a third air opening is further formed in the lower side of the suspended ceiling, and a second air outlet is further formed in the lower end of the casing, so that air subjected to heat exchange by the heat exchanger can be blown out through the second air opening and the third air opening in sequence.
In some embodiments, when the second air return opening is further included:
the distributed air supply device also comprises a volute, a first air return channel is defined between the upper side of the volute and the shell, and the second air return opening is communicated with the first air return channel so as to be capable of sucking air through the second air return opening, entering the first air return channel and reaching the heat exchanger through the first air return channel; an air outlet channel is defined below the volute and comprises a first air outlet channel and a second air outlet channel, the first air outlet channel is communicated with the first air outlet, and the second air outlet channel is communicated with the second air outlet.
In some embodiments, the air outlet channel is further provided with a moving component, the air duct further includes a volute tongue, the moving component can rotate to connect with the volute casing at one end thereof to close the first air outlet channel and open the second air outlet channel, the moving component can rotate to connect with the volute tongue at one end thereof to close the second air outlet channel and open the first air outlet channel, and the moving component can also rotate to connect with the volute casing at one end thereof in a C position, in which one end of the moving component is neither connected with the volute tongue nor with the volute casing to simultaneously open the first air outlet channel and the second air outlet channel.
In some embodiments, the fan is a cross-flow fan; and/or the first air outlet is connected with the second air inlet through a first connecting part, the second air outlet is connected with the third air inlet through a second connecting part, and a preset gap is formed between the first air inlet and the machine shell.
In some embodiments, an engineering maintenance opening for maintenance is formed in the front side of the suspended ceiling, a first access opening is further formed in the front end of the casing of the ducted air conditioner, a second access opening is further formed in the side face of the casing, and the side face and the front end are two faces which are connected.
In some embodiments, the distributed air supply device further includes a volute, a portion of the front end of the casing opposite to the first air inlet forms a notch, the notch extends to a set position of the upper end of the volute, the set position is close to the heat exchanger relative to the front side of the casing, so that a portion of the volute is exposed outside, a second air return opening is formed between the upper end of the casing and the volute, and the second air return opening can communicate with the first air inlet for returning air.
The utility model also provides an air conditioner, it includes preceding arbitrary distributed air supply arrangement.
The utility model provides a pair of distributing type air supply arrangement and air conditioner have following beneficial effect:
1. the utility model discloses a set up the first wind gap with the front side of the furred ceiling of tuber pipe installation, and the first return air inlet of tuber pipe machine sets up in the top of its casing, can induced draft through the first wind gap of furred ceiling front side and get into the furred ceiling inside, and carry out effective return air through the first return air inlet at casing top, effectively avoided setting up the return air inlet and the condition of not aesthetic feeling that leads to below the furred ceiling, and solved the inconvenient problem of maintenance of installing and dismantling below the furred ceiling, make to maintain at the front side of furred ceiling, realize that the unit need not lower maintenance mouth, positive maintenance, it is more convenient, the outward appearance is more pleasing to the eye; the user can also effectively utilize the space below the suspended ceiling; the utility model discloses still all set up the structure in return air inlet through top, front end and the rear end of casing, can effectively increase return air area, promote the return air amount of wind, improve heat exchange efficiency.
2. The utility model also can effectively realize the effect of horizontal air outlet and air supply under heating by respectively arranging the air outlets under the casing and in the front direction, thereby effectively improving the operation comfort level under heating and refrigerating modes; the air outlet direction can be changed through the movement of the moving part, so that the horizontal air outlet, the vertical air outlet and the horizontal and vertical simultaneous air outlet are realized, and the air conditioner is respectively suitable for refrigeration, heating and the conditions of required rapid refrigeration or heating.
Drawings
Fig. 1 is a schematic view of an internal structure of an embodiment 1 of a duct machine in a distributed air supply apparatus according to the present invention;
fig. 2 is a schematic view of an internal structure of an embodiment 2 of the ducted air conditioner in the distributed air supply apparatus according to the present invention;
fig. 3 is a schematic view of the internal cross section of the distributed air supply apparatus of the present invention in the cooling upper air-out mode;
fig. 4 is a schematic internal cross-sectional view of the distributed air supply apparatus of the present invention in an air-out mode under heating;
fig. 5 is a schematic view of the internal cross section of the distributed air supply apparatus of the present invention in the vertical simultaneous air-out mode;
fig. 6 is a schematic structural view of the distributed air supply device of the present invention for air outlet and air return in the horizontal plane;
fig. 7 is a three-dimensional structure view of the duct type air conditioner of the present invention;
fig. 8 is a schematic view of the internal structure of embodiment 3 of the duct machine in the distributed air supply apparatus according to the present invention.
The reference numerals are represented as:
1. a housing; 1a, a top; 1b, front end; 1c, a rear end; 2. a fan; 3. a heat exchanger; 41. a first air return opening; 42. a second air return inlet; 43. a third air return inlet; 51. a first air outlet; 52. a second air outlet; 6. an air outlet channel; 61. a first air outlet channel; 62. a second air outlet channel; 7. a ducted air conditioner; 8. a suspended ceiling; 81. a first tuyere; 82. a second tuyere; 83. a third tuyere; 91. a first connection portion; 92. a second connecting portion; 10. a volute; 11. a first return air channel; 12. a moving part; 13. a volute tongue; 141. a first access opening; 142. a second access opening; 15. a notch; 16. a water pan.
Detailed Description
As shown in fig. 1 to 8, the present invention provides a distributed air supply device, which includes a ducted air conditioner 7 and a ceiling 8, wherein the ducted air conditioner 7 is disposed inside the ceiling 8, a first air opening 81 is disposed on a front side of the ceiling 8, and the front side is opposite to a wall and connected to the ceiling;
the tuber pipe machine includes: the air conditioner comprises a machine shell 1, a fan 2, a heat exchanger 3 and a first air return opening 41, wherein the first air return opening 41 is arranged at the top 1a of the machine shell 1, and the first air return opening 41 can be communicated with a first air opening 81 to suck air from the first air opening 81, so that air flow is driven by the fan 2 to enter the machine shell 1 through the first air opening 81 and the first air return opening 41 in sequence and exchange heat through the heat exchanger 3.
The utility model discloses a set up the first wind gap with the front side of the furred ceiling of tuber pipe installation, and the first return air inlet of tuber pipe machine sets up in the top of its casing, can induced draft through the first wind gap of furred ceiling front side and get into the furred ceiling inside, and carry out effective return air through the first return air inlet at casing top, effectively avoided setting up the return air inlet and the condition of not aesthetic feeling that leads to below the furred ceiling, and solved the inconvenient problem of maintenance of installing and dismantling below the furred ceiling, make to maintain at the front side of furred ceiling, realize that the unit need not lower maintenance mouth, positive maintenance, it is more convenient, the outward appearance is more pleasing to the eye; the user can also effectively utilize the space below the suspended ceiling; the utility model discloses still all set up the structure in return air inlet through top, front end and the rear end of casing, can effectively increase return air area, promote the return air amount of wind, improve heat exchange efficiency.
As shown in fig. 1, fig. 2, and fig. 3, a distributed air duct machine for returning air includes a heat exchanger component, a fan, a baffle, an air outlet, an air return opening, and the like. Preferably, the unit housing has at least a front, a top and a rear return air duct.
The tuber pipe machine uses the furred ceiling installation, and this novel scheme unit can adopt front side furred ceiling air-out and return air, specifically, furred ceiling front side play style bars length is greater than the unit air outlet. When the unit works, air enters the ceiling from the ceiling grid at the front side, then enters the unit from the air inlet holes arranged at the front side, the top and the back of the unit, and is discharged by the fan through the heat exchanger.
Example 2, as shown in fig. 2, in some embodiments, the front end 1b of the casing 1 is further provided with a second air return opening 42, the front end of the casing 1 is opposite to the front side of the suspended ceiling 8, the second air return opening 42 can be communicated with the first air inlet 81 so as to allow air suction from the second air return opening 42 into the casing 1, and the heat exchanger 3 is spaced from the top of the casing 1 by a predetermined distance. The utility model discloses still set up the structure in return air inlet through the front end of casing, can effectively increase return air area, promote the return air amount of wind, improve heat exchange efficiency. The embodiment 2 of the utility model discloses an interval is predetermine to existence between upper end through the heat exchanger and the casing, can make the air current that the second return air inlet got into can be through this interval in order to carry out the heat transfer in reacing the heat exchanger, increased the air inlet amount of wind.
Example 1, in some embodiments, the heat exchanger 3 is attached to the upper end of the cabinet 1 such that the front end of the cabinet 1 is not provided with the second air return opening 42. This is the utility model discloses an embodiment 1's preferred structural style, the upper end and the casing of heat exchanger are connected promptly, then can't be effectively from the front end return air of casing to the heat exchanger this moment, consequently get into the inside first return air inlet that only reachs the top of furred ceiling and the third return air inlet of rear end from the first wind gap of furred ceiling and carry out the return air this moment.
In some embodiments, the rear end 1c of the casing 1 is further provided with a third air return opening 43, the rear end of the casing 1 is opposite to the front side of the suspended ceiling 8, the rear end of the casing 1 is opposite to a wall, and the third air return opening 43 can also be communicated with the first air return opening 81 so as to be capable of sucking air from the third air return opening 43 into the casing 1. The utility model discloses still set up the structure in return air inlet through the rear end of casing, can further effectively increase return air area, promote the return air amount of wind, improve heat exchange efficiency.
In some embodiments, the first air return opening 41 is spaced apart from the ceiling by a first predetermined distance, the second air return opening 42 is spaced apart from the front side of the suspended ceiling 8 by a second predetermined distance, the third air return opening 43 is spaced apart from the wall by a third predetermined distance, and the airflow enters the interior of the suspended ceiling 8 through the first air opening 81 and sequentially reaches the second air return opening 42, the first air return opening 41 and the third air return opening 43. The utility model discloses a first return air inlet, second return air inlet and third return air inlet when possessing simultaneously its preferred structural style can make the first return air inlet at casing top and the passageway that forms the air current circulation between the ceiling through first preset distance to can make the first wind inlet get into the wind energy of furred ceiling inside and can get into in the first return air inlet, the second preset distance can guarantee that the two are not direct intercommunication, make the first wind inlet get into the wind in the furred ceiling and fill up the space in the furred ceiling, can effectively increase the amount of return air; the third is predetermine the setting of distance and can be made the rear end of casing and form the circulation passageway that supplies the third return air inlet between the wall to effectively increase the amount of return air.
In some embodiments, a second air opening 82 is further disposed on the front side of the suspended ceiling 8, a first air outlet 51 is further disposed at the front end of the housing 1, the front end of the housing 1 is opposite to the front side of the suspended ceiling 8, the first air outlet 51 can be communicated with the second air opening 82, so that air after heat exchange by the heat exchanger 3 can be blown out through the first air outlet 51 and the second air opening 82 in sequence, and the first air opening 81 and the second air opening 82 are disposed at intervals in a horizontal direction and/or a vertical direction. The utility model discloses the second wind gap that still sets up through the furred ceiling front side can meet with the first air outlet of casing front end and make the casing blow off from the second wind gap of furred ceiling front side from the wind that first air outlet blew off, realizes the effect of horizontal air supply to be used for the horizontal air supply under the refrigeration mode, the second wind gap is used for the air-out, and is used for forming the interval between the first wind gap of return air, in order to prevent effectively that the air-out air current from flowing back to the return air inlet.
In some embodiments, a third air outlet 83 is further disposed at the lower side of the suspended ceiling 8, and a second air outlet 52 is further disposed at the lower end of the casing 1, so that the air after heat exchange by the heat exchanger 3 can be blown out through the second air outlet 52 and the third air outlet 83 in sequence. The utility model discloses still can communicate with the second air outlet of the lower extreme of casing through the setting in third wind gap to realize the effect of downward air-out, in order to be used for the downward air supply under the heating mode.
In some embodiments, when the second air return opening 42 is further included:
the distributed air supply device further comprises a volute 10, a first air return channel 11 is defined between the upper side of the volute 10 and the machine shell 1, and the second air return opening 42 is communicated with the first air return channel 11 so as to enable air to be sucked into the first air return channel through the second air return opening 42 and reach the heat exchanger 3 through the first air return channel; an air outlet channel 6 is defined below the scroll casing 10, the air outlet channel 6 includes a first air outlet channel 61 and a second air outlet channel 62, the first air outlet channel 61 is communicated with the first air outlet 51, and the second air outlet channel 62 is communicated with the second air outlet 52.
This is the utility model discloses a further preferred structural style can effectively inject the inside first return air passageway of casing with second return air inlet intercommunication through the setting of spiral case to the air-out passageway is injectd to the spiral case below, and first air-out passageway and horizontal direction's first air outlet intercommunication, second air-out passageway and the second air outlet intercommunication of orientation below can realize horizontal air-out and air-out down respectively with simultaneously.
In some embodiments, the air outlet channel 6 is further provided with a moving part 12, the ducted air conditioner 7 further comprises a volute tongue 13, the moving component 12 can rotate to a position where one end of the moving component is connected to the scroll casing 10 to close the first air outlet channel 61 and open the second air outlet channel 62 (as shown in a position B in fig. 4, downward air outlet can be realized, and the moving component is suitable for heating conditions), the moving part 12 can rotate to a position where one end thereof is connected with the volute tongue 13 to close the second air outlet channel 62 and open the first air outlet channel 61 (as shown in a position a in fig. 3, horizontal air outlet can be realized, and the air conditioner is suitable for a refrigeration working condition), the moving component 12 can also rotate to a position C where one end of the moving component 12 is neither connected to the volute tongue 13 nor the volute 10, so as to open the first outlet channel 61 and the second outlet channel 62 simultaneously. The utility model can effectively open the first air outlet channel and close the second air outlet channel through the arrangement of the moving part, so as to realize air outlet in the horizontal direction, and is suitable for the refrigeration working condition; the second air outlet channel can be opened to close the first air outlet channel so as to realize downward air outlet, and the air conditioner is suitable for heating working conditions; first air-out passageway and second air-out passageway can also be opened simultaneously to realize downwards and the level air-out simultaneously, be applicable to the operating mode that needs quick refrigeration or heat.
Preferably, the positions A and B are arranged on the upper volute air duct and the lower volute tongue air duct of the unit, and the baffle rotates around the point O between the circular arcs AB. The baffle can stay at any point in the AB arc as required.
Preferably, the air outlet is arranged in the air outlet direction of the unit, and the air outlet is provided with at least 2 air outlets by changing the air flow direction through the movable baffle.
Preferably, the air outlet is arranged in the horizontal direction and the vertical direction.
Preferably, the unit adopts cross-flow blades, and the blades are arranged in front of and/or above the heat exchanger along the airflow direction.
Preferably, in the heating mode, the baffle rotates to a point A of the air duct wall, and the unit supplies air downwards.
Preferably, in the refrigeration mode, the baffle rotates to a point B of the air duct wall, and the unit supplies air horizontally.
Preferably, in the air supply, cooling and heating modes, the baffle rotates at any position between the two AB, and wide-area air supply is realized.
As shown in fig. 4.5.6, a schematic view of the airflow distribution for a unit using drop ceiling return air is shown.
Preferably, the moving part is in the form of a baffle, and the baffle can also be formed by combining a baffle I and a baffle I into a whole, such as an L shape.
As above novel tuber pipe machine can realize whole front air-out and return air, and the unit refrigeration is heated and is distributed the air supply, accords with human travelling comfort and experiences, has advantages such as the outward appearance is pleasing to the eye, the practicality is strong.
In some embodiments, the fan 2 is a cross-flow fan blade; and/or the first air outlet 51 is connected with the second air outlet 82 through a first connecting portion 91, the second air outlet 52 is connected with the third air outlet 83 through a second connecting portion 92, and a preset gap is formed between the first air outlet 81 and the machine case 1. The utility model discloses still can realize effectual sealing connection between first air outlet and second air outlet and the furred ceiling respectively through first connecting portion and second connecting portion, directly blow off the furred ceiling with the air-out outside, prevent to mix with the inside return air of furred ceiling.
Preferably, the unit returns air through partial grids outside the air outlet, and the area of the grids installed in engineering is larger than that of the outlet air.
Preferably, the horizontal air outlet and the lower air outlet of the unit are connected with the suspended ceiling in a sealing manner through flexible materials (such as canvas).
In some embodiments, an engineering maintenance opening for maintenance is opened on the front side of the suspended ceiling 8, the front end of the casing 1 of the ducted air conditioner 7 is further provided with a first access opening 141, and a second access opening 142 is further provided on a side surface of the casing 1, and the side surface and the front end are two surfaces which are connected. The utility model discloses because set up the first wind gap with the return air in the front side of furred ceiling can realize opening the effect that the furred ceiling is inside in order to realize the maintenance to the tuber pipe machine in the front side, maintain, dismantle more convenient and fast, two faces on the tuber pipe machine all set up the access hole, and the homoenergetic realizes the effective operation to two access holes of tuber pipe machine, realizes the maintenance.
Fig. 7 is a schematic view of a unit service hole.
Preferably, the assembly comprises at least one removable part on the front and on the side for engineering maintenance.
The utility model discloses the positive air-inlet grille of furred ceiling is bigger, can pull out the unit through openly.
Example 3, as shown in fig. 8, in some embodiments, the distributed air supply apparatus further includes a volute 10, a portion of the front end of the casing 1 opposite to the first air port 81 forms a notch 15, the notch 15 extends to a set position of an upper end of the volute 10, the set position is close to the heat exchanger 3 relative to the front side of the casing 1, so that a portion of the volute 10 is exposed outside, so that a second air return port 42 is formed between the upper end of the casing 1 and the volute 10, and the second air return port 42 can communicate return air with the first air port 81. The embodiment 3 of the utility model discloses a form through processing the front end of casing for the breach can make whole breach homoenergetic be used for the return air effectively, can increase the return air area, improves the return air volume.
The utility model also provides an air conditioner, it includes preceding arbitrary distributed air supply arrangement.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (13)
1. A distributed air supply device is characterized in that: the air duct type air conditioner comprises an air duct machine (7) and a ceiling (8), wherein the air duct machine (7) is arranged inside the ceiling (8), a first air opening (81) is formed in the front side of the ceiling (8), and the front side is opposite to a wall and connected with the ceiling;
the tuber pipe machine includes: the heat exchanger comprises a machine shell (1), a fan (2), a heat exchanger (3) and a first air return opening (41), wherein the first air return opening (41) is formed in the top of the machine shell (1), the first air return opening (41) can be communicated with the first air opening (81) to suck air from the first air opening (81), so that air flow is driven by the fan (2) to sequentially enter the machine shell (1) through the first air opening (81) and the first air return opening (41) and passes through the heat exchanger (3) for heat exchange.
2. The distributed air supply apparatus of claim 1, wherein:
the front end of the machine shell (1) is further provided with a second air return opening (42), the front end of the machine shell (1) is opposite to the front side of the suspended ceiling (8), the second air return opening (42) can be communicated with the first air opening (81) to enable the second air return opening (42) to suck air to enter the machine shell (1), and a preset interval exists between the heat exchanger (3) and the top of the machine shell (1).
3. The distributed air supply apparatus of claim 1, wherein:
the heat exchanger (3) is connected with the upper end of the machine shell (1), so that a second air return opening (42) is not arranged at the front end of the machine shell (1).
4. The distributed air supply apparatus according to claim 2, characterized in that:
the rear end of casing (1) still is provided with third return air inlet (43), the rear end of casing (1) with the front side of furred ceiling (8) is carried on the back mutually, the rear end of casing (1) is relative with the wall, third return air inlet (43) also can with first wind gap (81) intercommunication is in order can follow third return air inlet (43) air suction gets into in casing (1).
5. The distributed air supply apparatus of claim 4, wherein:
the first air return opening (41) is spaced from the ceiling by a first preset distance, the second air return opening (42) is spaced from the front side of the suspended ceiling (8) by a second preset distance, the third air return opening (43) is spaced from the wall by a third preset distance, and air flow enters the suspended ceiling (8) through the first air opening (81) and sequentially reaches the second air return opening (42), the first air return opening (41) and the third air return opening (43).
6. The distributed air supply apparatus according to any one of claims 1 to 5, wherein:
the front side of furred ceiling (8) still is provided with second wind gap (82), the front end of casing (1) still is provided with first air outlet (51), the front end of casing (1) with the front side of furred ceiling (8) is relative, first air outlet (51) can with second wind gap (82) intercommunication makes the process air behind heat exchanger (3) heat transfer can pass through in proper order first air outlet (51) with second wind gap (82) are blown out, first wind gap (81) with second wind gap (82) set up at horizontal direction and/or vertical direction interval.
7. The distributed air supply apparatus of claim 6, wherein:
the lower side of the suspended ceiling (8) is further provided with a third air port (83), and the lower end of the machine shell (1) is further provided with a second air outlet (52), so that air subjected to heat exchange by the heat exchanger (3) can sequentially pass through the second air outlet (52) and the third air port (83) to be blown out.
8. The distributed air supply apparatus of claim 7, wherein:
when a second return air opening (42) is further included:
the distributed air supply device further comprises a volute (10), a first air return channel (11) is defined between the upper side of the volute (10) and the machine shell (1), and the second air return opening (42) is communicated with the first air return channel (11) so as to enable air suction to enter the first air return channel through the second air return opening (42) and reach the heat exchanger (3) through the first air return channel; an air outlet channel (6) is defined below the volute (10), the air outlet channel (6) comprises a first air outlet channel (61) and a second air outlet channel (62), the first air outlet channel (61) is communicated with the first air outlet (51), and the second air outlet channel (62) is communicated with the second air outlet (52).
9. The distributed air supply apparatus of claim 8, wherein:
the air outlet channel (6) is further provided with a moving component (12), the air pipe machine (7) further comprises a volute tongue (13), the moving component (12) can rotate until one end of the moving component is connected with the volute (10) to close the first air outlet channel (61) and open the second air outlet channel (62), the moving component (12) can rotate until one end of the moving component is connected with the volute tongue (13) to close the second air outlet channel (62) and open the first air outlet channel (61), the moving component (12) can also rotate until one end of the moving component is located at a C position, when the moving component is located at the C position, one end of the moving component (12) is not connected with the volute tongue (13) or the volute (10), and the first air outlet channel (61) and the second air outlet channel (62) are opened simultaneously.
10. The distributed air supply apparatus of claim 7, wherein:
the fan (2) is a cross-flow fan blade; and/or the first air outlet (51) is connected with the second air inlet (82) through a first connecting part (91), the second air outlet (52) is connected with the third air inlet (83) through a second connecting part (92), and a preset gap is formed between the first air inlet (81) and the machine shell (1).
11. The distributed air supply apparatus of claim 2, wherein:
furred ceiling (8) the front side is opened and is equipped with the engineering maintenance mouth that is used for the maintenance, tuber pipe machine (7) casing (1) the front end still is provided with first access hole (141), the side of casing (1) still sets up second access hole (142), the side with two faces that the front end is for meeting.
12. The distributed air supply apparatus of claim 1, wherein:
the distributed air supply device further comprises a volute (10), a notch (15) is formed in the part, opposite to the first air opening (81), of the front end of the machine shell (1), the notch (15) extends to a set position of the upper end of the volute (10), the set position is close to the heat exchanger (3) relative to the front side of the machine shell (1), so that part of the volute (10) is exposed outside, a second air return opening (42) is formed between the upper end of the machine shell (1) and the volute (10), and the second air return opening (42) can be communicated with the first air opening (81) for returning air.
13. An air conditioner, characterized in that: comprising a distributed air supply arrangement as claimed in any of claims 1-12.
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CN114370666A (en) * | 2022-01-10 | 2022-04-19 | 珠海格力电器股份有限公司 | Distributed air supply device and air conditioner |
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