CN212362229U - Indoor unit and air conditioner comprising same - Google Patents
Indoor unit and air conditioner comprising same Download PDFInfo
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- CN212362229U CN212362229U CN202020915401.0U CN202020915401U CN212362229U CN 212362229 U CN212362229 U CN 212362229U CN 202020915401 U CN202020915401 U CN 202020915401U CN 212362229 U CN212362229 U CN 212362229U
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- air
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- indoor unit
- duct
- air outlet
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- 230000001502 supplementing effect Effects 0.000 claims abstract description 9
- 238000007602 hot air drying Methods 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000007664 blowing Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
Abstract
The utility model provides an indoor set reaches air conditioner including it, indoor set includes: the air duct is formed in the machine shell; the heat exchanger is arranged at an air inlet of the air duct; the air outlet grille is arranged at the air outlet of the air duct; and set up in the wind channel: the first fan is positioned close to the heat exchanger; the second fan is positioned close to the air outlet grille; the casing is provided with an air supplementing opening communicated with the air duct, and the air supplementing opening is located between the first fan and the second fan and used for supplementing air to an area between the air outlet side of the first fan and the air inlet side of the second fan. The utility model discloses a set up the double fan air supply and increased the air supply distance to avoid hot air drying through setting up the mend wind gap, improve the comfort level.
Description
Technical Field
The utility model relates to an air conditioning technology field especially relates to an indoor unit and air conditioner including it.
Background
An air source heat pump air conditioner is an air conditioner which takes air as a low-level heat source to absorb heat, when the air source heat pump air conditioner heats, high-temperature and high-pressure refrigerant steam from a compressor enters a heat exchanger on the indoor side, is condensed by indoor circulating air in the heat exchanger, heats indoor air by utilizing condensation heat released by phase change, and enables indoor temperature to rise.
At present, cross-flow fan blades are mostly adopted at the indoor machine side of the air source heat pump air conditioner on the market for air supply, and because the density of hot air is lower than that of cold air, the hot air floats upwards seriously, the air supply distance is seriously influenced, and the long-distance heat supply effect is obviously reduced. Meanwhile, most of the existing air source heat pump air conditioner products are dry hot air discharged in a heating mode, and under the condition of long-time heating, indoor air is dry, so that user experience is influenced.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an indoor unit and including its air conditioner for solve the air supply distance that exists among the prior art short at least, hot air drying's technical problem, specifically:
in a first aspect, the utility model provides an indoor unit, include:
the air conditioner comprises a shell, a fan and a fan, wherein an air duct is formed in the shell;
the heat exchanger is arranged at an air inlet of the air duct;
the air outlet grille is arranged at the air outlet of the air duct;
and disposed within the air duct:
the first fan is positioned close to the heat exchanger;
the second fan is positioned close to the air outlet grille;
an air supply opening communicated with the air duct is arranged on the casing,
the air supplementing opening is located between the first fan and the second fan and used for supplementing air to an area between the air outlet side of the first fan and the air inlet side of the second fan.
Further optionally, a first fairing is further arranged in the air duct and located at a position close to the air outlet side of the first fan, and the air supply opening is located at a position between the first fairing and the second fan; and/or the presence of a gas in the gas,
and the second fairing is positioned between the air outlet side of the second fan and the air outlet grating.
Further optionally, the air outlet grille is rotatably disposed at the air outlet.
Further optionally, a radial dimension of the first fairing is less than a radial dimension of the second fairing.
Further optionally, the first fan and the second fan are axial fans or mixed flow fans.
Further optionally, the first fan and/or the second fan are movably disposed in the air duct along an axial direction thereof.
Further optionally, a slide rail is arranged in the air duct, the first fan and/or the second fan are/is arranged on a fan support, a slide block is arranged on the fan support, the slide block is connected with the slide rail in a sliding mode, a fixing structure is arranged on the slide rail, and the fixing structure is used for fixing the position of the slide block.
Further optionally, the fan support is provided with a driving device, and the driving device is arranged on the fan support and used for driving the sliding block to slide on the sliding rail.
Further optionally, the first fairing and/or the second fairing is/are slidably connected to the sliding rail, and the first fairing and/or the second fairing is/are movably disposed in the air duct along an axial direction thereof.
In a second aspect, the present invention provides an air conditioner, including the above indoor unit.
Further optionally, the air conditioner is a hot air type air source heat pump air conditioner.
The utility model discloses a set up two fans, realize the double fan air supply, increase the air supply distance, make remote heat supply effect show when especially heating and promote. Meanwhile, air with lower temperature is supplemented into the air duct by arranging the air supplementing opening, and the air is mixed with the air heated by the heat exchanger and then blown out indoors, so that the drying degree of air supply can be reduced, and the comfort level is improved.
Drawings
The above and other objects, features and advantages of the present disclosure will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings. The drawings described below are merely some embodiments of the present disclosure, and other drawings may be derived from those drawings by those of ordinary skill in the art without inventive effort.
Fig. 1 shows a schematic view of a first embodiment of the present invention;
fig. 2 shows a schematic view of a second embodiment of the present invention;
fig. 3 is a schematic view showing a fan mounting structure according to a second embodiment of the present invention;
fig. 4 shows the air-out grid in the embodiment of the present invention.
In the figure:
10. a housing; 11. a heat exchanger; 12. an air outlet grille; 13. an air supply opening; 21. a first fan; 22. a second fan; 31. a first fairing; 32. a second cowling; 41. a fan bracket; 42. a slide rail.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the embodiments of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, and "a plurality" typically includes at least two, but does not exclude the presence of at least one.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.
The utility model discloses a set up two fans in the wind channel, realize the double fan air supply, increase the air supply distance, make remote heat supply effect show when especially heating and promote. Meanwhile, air with lower temperature is supplemented into the air duct by arranging the air supplementing opening, and the air is mixed with the air heated by the heat exchanger and then blown out indoors, so that the drying degree of air supply can be reduced, and the comfort level is improved. The present invention will be described in detail with reference to the following embodiments.
Example 1
As shown in fig. 1, the utility model provides an indoor unit, include: a casing 10, wherein an air duct is formed in the casing 10; the heat exchanger 11 is arranged at an air inlet of the air duct and used for heating air entering the air duct; the air outlet grille 12 is arranged at an air outlet of the air duct and guides the air outlet flow, preferably, the air outlet grille 12 is rotatably arranged at the air outlet, or as shown in fig. 4, a part of the structure of the air outlet grille 12 can be rotated and is used for guiding, mixing and the like the air outlet, when the air outlet discharges hot air, the air outlet grille 12 does not rotate and only guides the air flow, and when the air outlet discharges cold air, the air outlet grille 12 rotates and scatters the air flow to avoid the direct blowing of cold air; and the air duct is arranged in the air duct and is sequentially arranged along the air flow direction: the first fan 21 is positioned close to the heat exchanger 11, and the first fan 21 enables air outside the air duct to flow into the air duct after heat exchange is carried out by the heat exchanger 11; the first fairing 31 is positioned at a position close to the air outlet side of the first fan 21, and airflow at the air outlet side of the first fan 21 flows to the air outlet in the air duct after flowing through the first fairing 31; the second fan 22 is positioned close to the air outlet grille 12 and used for guiding the air flow in the air duct to blow out the air flow through the air outlet; and the second fairing 32 is positioned at the air outlet side of the second fan 22, and the airflow at the air outlet side of the second fan 22 flows to the air outlet through the second fairing 32 and is blown out after passing through the air outlet grille 12.
An air supply opening 13 communicated with the air duct is arranged on the machine shell 10, and the air supply opening 13 is positioned between the first fairing 31 and the second fan 22 and is used for supplying air to an area between the air outlet side of the first fairing 31 and the air inlet side of the second fan 22. Air with lower indoor temperature (air not heated by the heat exchanger 11) enters the air duct through the air supply opening 13, is mixed with the heated air entering from the air inlet, and then flows to the air outlet under the action of the second fan 22.
Preferably, the air supply opening 13 is distributed in a plurality in the circumferential direction of the casing 10, for example, the air supply opening 13 is arranged on the top, the bottom and the side of the casing 10 at the same time to ensure that a sufficient air supply amount can be provided, and preferably, a filtering structure is arranged at the air supply opening 13 to filter the air flowing in from the air supply opening 13 to remove impurities carried in the air and ensure that the air entering the air duct is clean. Further, the air supply opening 13 is a long and thin through hole or a round small hole, the opening size of the air supply opening 13 is not too large, the air supply amount can be ensured by increasing the number, and preferably, the air supply openings 13 with different shapes can be arranged according to the specific shape of the casing 10 to ensure the attractive appearance of the casing 10.
Preferably, the air volume of the first fan 21 is less than that of the second fan 22, so that the second fan 22 can make air enter the air duct through the air supplement opening 13. Correspondingly, the radial dimension of the first cowling 31 is smaller than the radial dimension of the second cowling 32 to match the air supply volumes of the first fan 21 and the second fan 22. Preferably, the first fan 21 and the second fan 22 are axial fans or mixed flow fans, the blade size of the first fan 21 is smaller than that of the second fan 22, and/or the radial size of the first fan 21 is smaller than that of the second fan 22, preferably, the axes of the first fan 21 and the second fan 22 are collinear.
The first fairing 31 and the second fairing 32 are configured as a cylindrical structure, and the size of the first end close to the air outlet side of the fan is larger than that of the second end far away from the air outlet side of the fan, preferably, the side wall of the first fairing 31 and the side wall of the second fairing 32 both form an arc surface protruding towards the radial inner side, so that the guiding effect of the inner wall on the air flow is better. Preferably, the diameter of the second fan 22 is greater than the diameter of the second end of the first fairing 31 to ensure that the airflow exiting through the first fairing 31 can be directed entirely to the second fairing 32 by the second fan 22.
Example 2
As shown in fig. 2 and 3, in the present embodiment, the first fan 21 and/or the second fan 22 are movably disposed in the air duct along the axial direction thereof to adjust the distance of the air supply by adjusting the distance between the first fan 21 and the second fan 22, when the air supply distance is longer, the positions of the first fan 21 and the second fan 22 may be adjusted to increase the distance between the two fans, specifically, the first fan 21 may be adjusted to a position close to the heat exchanger 11, and the second fan 22 moves to a direction close to the second cowling 32 to increase the distance between the first fan 21 and the second fan 22.
Specifically, the slide rails 42 are provided in the air duct, that is, the slide rails 42 are provided on the inner wall of the casing 10 in the axial direction, and two slide rails 42 are provided in parallel with each other. As shown in fig. 3, the first fan 21 and the second fan 22 are disposed on the fan support 41, and the fan support 41 is provided with a sliding block, and the sliding block is slidably connected to the sliding rail 42, so that the first fan 21 and the second fan 22 can slide along the sliding rail 42, i.e. move along respective axial directions. Preferably, two sliding rails 42 are respectively disposed on the upper side and the lower side of the inner wall of the casing 10, and four sliding rails 42 are disposed in total, and four sliding blocks are disposed on the blower bracket 41 and are respectively connected to one sliding rail 42, so as to increase the stability of blower installation.
Preferably, the slide rail 42 is provided with a fixing structure for fixing the position of the slider, for example, the slide rail 42 may be provided with a lock catch, a slot, or other structures for fixing the slider, so that the slider can be fixed at a predetermined position after sliding. Further, a shifting structure is arranged on the sliding block or the fan bracket 41, a sliding hole is formed in the casing 10, the shifting structure extends out of the casing 10, the shifting structure can slide in the sliding hole, and the position of the sliding block on the sliding rail 42, namely the position of the first fan 21 and the position of the second fan 22 can be adjusted by manually controlling the shifting structure outside the casing 10. Preferably, a location indicator is provided on the housing 10 for an operator to determine the location of the first fan 21 and the second fan 22.
Preferably, a driving device may be further disposed on the blower bracket 41, the driving device is configured to drive the slider to move on the slide rail 42, so that the first blower 21 and the second blower 22 can automatically adjust the positions, and further, the driving device is connected to a control unit of the indoor unit, and the driving device can control the positions of the first blower 21 and the second blower 22 to move through a mobile terminal such as a remote controller or a mobile phone.
It is further preferred that the first fairing 31 and/or the second fairing 32 are slidably disposed on the slide rail 42, for example, the first fairing 31 and the second fairing 32 are slidably connected to the slide rail 42 and move synchronously with the first fan 21 and the second fan 22, respectively, so that they can better rectify the fan outlet air.
In this embodiment, according to actual requirements, any one or more of the first fan 21, the second fan 22, the first cowling 31, and the second cowling 32 may be slidably connected to the slide rail 42 to adjust the air supply within a certain range, so as to meet the air supply requirement.
When heating, the first fan 21 guides the indoor air to heat the air through the heat exchanger 11, the air continues to flow forwards after passing through the first fairing 31, the second fan 22 sucks partial air with lower temperature from the indoor through the air supply opening 13, the partial air is mixed with the hot air conveyed by the first fan 21, and the hot air is conveyed to the indoor for heating after being rectified by the second fairing 32, so that the air can be discharged without being dried. During refrigeration, in order to prevent discomfort caused by direct blowing of cold air to people, the air outlet grille 12 positioned in front of the second fairing 32 starts to rotate in the refrigeration mode, the blown cold air is scattered, the direct blowing of the cold air to people is avoided, and the effect of wind cooling without cold is achieved.
The utility model provides an air conditioner, including above-mentioned indoor set and off-premises station, off-premises station and indoor set, the air conditioner has and heats and two kinds of modes of refrigeration, and preferably, the air conditioner is hot-blast type air source heat pump air conditioner, and the fan that heats is mainly used heats promptly.
Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that the present disclosure is not limited to the precise arrangements, instrumentalities, or instrumentalities described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
Claims (11)
1. An indoor unit, comprising:
the air conditioner comprises a shell, a fan and a fan, wherein an air duct is formed in the shell;
the heat exchanger is arranged at an air inlet of the air duct;
the air outlet grille is arranged at the air outlet of the air duct;
and disposed within the air duct:
the first fan is positioned close to the heat exchanger;
the second fan is positioned close to the air outlet grille;
an air supply opening communicated with the air duct is arranged on the casing,
the air supplementing opening is located between the first fan and the second fan and used for supplementing air to an area between the air outlet side of the first fan and the air inlet side of the second fan.
2. The indoor unit of claim 1, wherein a first cowling is further disposed in the air duct and located near an air outlet side of the first fan, and the air supply opening is located between the first cowling and the second fan; and/or the presence of a gas in the gas,
and the second fairing is positioned between the air outlet side of the second fan and the air outlet grating.
3. The indoor unit of claim 1, wherein the outlet grill is rotatably provided at the outlet.
4. The indoor unit according to claim 2, wherein the first fan air supply amount is smaller than the second fan air supply amount, and a radial dimension of the first cowling is smaller than a radial dimension of the second cowling.
5. The indoor unit of claim 4, wherein the first fan and the second fan are axial fans or mixed flow fans.
6. The indoor unit of claim 5, wherein the first fan and/or the second fan is/are movably disposed in the air duct in an axial direction thereof.
7. The indoor unit of claim 6, wherein a slide rail is provided in the air duct, the first fan and/or the second fan is/are provided on a fan bracket, a slide block is provided on the fan bracket, the slide block is slidably connected with the slide rail,
and a fixing structure is arranged on the sliding rail and used for fixing the position of the sliding block.
8. The indoor unit of claim 7, further comprising a driving device disposed on the fan bracket for driving the sliding block to slide on the sliding rail.
9. The indoor unit of claim 7, wherein the first cowl and/or the second cowl is slidably coupled to the rail, and the first cowl and/or the second cowl is movably disposed in the duct in an axial direction thereof.
10. An air conditioner characterized by comprising the indoor unit according to any one of claims 1 to 9.
11. The air conditioner according to claim 10, wherein the air conditioner is a hot air type air source heat pump air conditioner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020915401.0U CN212362229U (en) | 2020-05-26 | 2020-05-26 | Indoor unit and air conditioner comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020915401.0U CN212362229U (en) | 2020-05-26 | 2020-05-26 | Indoor unit and air conditioner comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212362229U true CN212362229U (en) | 2021-01-15 |
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ID=74155004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020915401.0U Active CN212362229U (en) | 2020-05-26 | 2020-05-26 | Indoor unit and air conditioner comprising same |
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| Country | Link |
|---|---|
| CN (1) | CN212362229U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115899820A (en) * | 2022-11-04 | 2023-04-04 | 青岛海信日立空调系统有限公司 | Air conditioner |
-
2020
- 2020-05-26 CN CN202020915401.0U patent/CN212362229U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115899820A (en) * | 2022-11-04 | 2023-04-04 | 青岛海信日立空调系统有限公司 | Air conditioner |
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