CN207365199U - Indoor unit and air-conditioning system - Google Patents
Indoor unit and air-conditioning system Download PDFInfo
- Publication number
- CN207365199U CN207365199U CN201721089076.1U CN201721089076U CN207365199U CN 207365199 U CN207365199 U CN 207365199U CN 201721089076 U CN201721089076 U CN 201721089076U CN 207365199 U CN207365199 U CN 207365199U
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- heat exchanger
- air
- indoor unit
- area
- air inlet
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Abstract
The utility model provides a kind of indoor unit and air-conditioning system.The indoor unit includes air inlet (1) and heat exchanger (2), and the scope of the ratio S1/S2 between the heat exchange area S2 of effective the incoming air area S1 and heat exchanger (2) of air inlet (1) is 0.22~0.29.It is according to the present utility model to reduce air-conditioning disengaging air quantity loss, lift heat pump performance.
Description
Technical field
The utility model belongs to air-conditioning technique field, and in particular to a kind of indoor unit and air-conditioning system.
Background technology
For traditional wall hanging machine and part vertical air conditioner, generally blown using cross flow fan, cross flow fan
It is placed in air passage, its air-out effect and noise level are had a great influence by air channel structure.In addition, in the certain situation of disengaging air quantity
Under, the setting of structure and position relationship between air-inlet grille and heat exchanger, to passing in and out the loss of air quantity and the noise of air-conditioning
There is considerable influence, if the structure and position relationship between air-inlet grille and heat exchanger cannot be rationally designed, not only result in
It is larger to pass in and out air quantity loss, the reduction of outlet air efficiency, and be easy to cause in air flow process and produce loud noise, reduce air-conditioning
Performance.
Utility model content
Therefore, the technical problems to be solved in the utility model is to provide a kind of indoor unit and air-conditioning system, can reduce
Air-conditioning disengaging air quantity loss, lifts heat pump performance.
To solve the above-mentioned problems, the utility model provides a kind of indoor unit, including air inlet and heat exchanger, air inlet
The scope of ratio S1/S2 between the heat exchange area S2 of effective incoming air area S1 and heat exchanger is 0.22~0.29.
Preferably, indoor unit further includes the air-inlet grille for being arranged on air inlet, the profile outer edge of heat exchanger with into style
Minimum range between the profile inward flange of grid is L, wherein L=108*S1/S2mm.
Preferably, the scope of L is 25mm to 30mm.
Preferably, effective incoming air area S1 of air inlet is air-inlet grille along the contour line on the width of air inlet
Length and the product along the profile line length on the length direction of air inlet, wherein area S1 for 180588.96~
220719.84mm2。
Preferably, the area of heat exchanger is 763434.8-839777.29mm2。
Preferably, the area of heat exchanger is the area after heat exchanger flattening.
Preferably, the area of heat exchanger for heat exchanger along the profile line length on the width of air inlet with along inlet air
The product of profile line length on the length direction of mouth.
Preferably, when the heat exchanger tube number of rows of heat exchanger is greater than or equal to 2, the heat exchange area of heat exchanger is interlayer heat exchanger
The sum of heat exchange area.
Another aspect according to the present utility model, there is provided a kind of air-conditioning system, including indoor unit, the indoor unit are above-mentioned
Indoor unit.
Indoor unit provided by the utility model, indoor unit include air inlet and heat exchanger, effective incoming air area of air inlet
The scope of ratio S1/S2 between S1 and the heat exchange area S2 of heat exchanger is 0.22~0.29.Generally, due on heat exchanger
Face has the wind shielding structures such as heat exchanger tube, therefore, when the heat exchange area design of heat exchanger is unreasonable, is easy for causing air inlet
Intake cannot be matched with the heat exchange amount of heat exchanger, when intake is more than the heat exchange amount of heat exchanger, may result in air with changing
The heat exchange of hot device is insufficient, reduces the heat exchange property of heat exchanger so that air cannot fully be exchanged heat, and be changed when intake is less than
During the heat exchange amount of hot device, may result in the heat exchanger performance of heat exchanger can not be fully used, and reduce the utilization of heat exchanger
Efficiency, and the scope of the ratio S1/S2 between the heat exchange area S2 of effective the incoming air area S1 and heat exchanger of air inlet is set
For 0.22~0.29, it becomes possible to take into full account effective heat exchange area and the heat exchange of the effective incoming air area and heat exchanger of air inlet
Relation between efficiency, on the basis of air can obtain fully heat exchange by heat exchanger, improves the utilization ratio of heat exchanger,
Reduce air-conditioning disengaging air quantity loss, improve the working performance of heat exchanger, improve the working performance of air conditioner.
Brief description of the drawings
Fig. 1 is the cross section structure schematic diagram of the indoor unit of the utility model embodiment；
Fig. 2 is the structure diagram of the indoor unit of the utility model embodiment；
Fig. 3 is the structure diagram of the heat exchanger of the indoor unit of the utility model embodiment；
Fig. 4 is the air-inlet grille of the indoor unit of the utility model embodiment and the size relationship figure of heat exchanger.
Reference numeral is expressed as：
1st, air inlet；2nd, heat exchanger；3rd, air-inlet grille；4th, through-flow fan blade；5th, air passage.
Embodiment
With reference to shown in referring to Fig. 1 to Fig. 4, embodiment according to the present utility model, indoor unit includes air inlet 1 and heat exchanger
The scope of ratio S1/S2 between 2, the heat exchange area S2 of effective the incoming air area S1 and heat exchanger 2 of air inlet 1 for 0.22~
0.29。
Generally, due to heat exchanger 2 has the wind shielding structures such as heat exchanger tube above, therefore, when the heat exchange area of heat exchanger 2
When designing unreasonable, it is easy for causing the intake of air inlet 1 to match with the heat exchange amount of heat exchanger 2, when intake is more than
It during the heat exchange amount of heat exchanger 2, may result in that the heat exchange of air and heat exchanger 2 is insufficient, reduce the heat exchange property of heat exchanger 2, make
Obtaining air cannot fully be exchanged heat, and when intake is less than the heat exchange amount of heat exchanger 2, may result in the heat exchanger 2 of heat exchanger 2
Performance can not be fully used, and reduce the utilization ratio of heat exchanger 2, and by effective incoming air area S1 of air inlet 1 with changing
The scope of ratio S1/S2 between the heat exchange area S2 of hot device 2 is arranged to 0.22~0.29, it becomes possible to takes into full account air inlet 1
Effective incoming air area and heat exchanger 2 effective heat exchange area and heat exchange efficiency between relation, pass through heat exchanger 2 in air
On the basis of can obtaining fully heat exchange, the utilization ratio of heat exchanger 2 is improved, reduces air-conditioning disengaging air quantity loss, improves heat exchange
The working performance of device 2, improves the working performance of air conditioner.
Preferably, indoor unit further includes the air-inlet grille 3 for being arranged on air inlet 1, the profile outer edge and inlet air of heat exchanger 2
Minimum range between the profile inward flange of grid 3 is L, wherein L=108*S1/S2mm.When heat exchanger 2 and air-inlet grille 3 it
Between spacing it is smaller when, the flow velocity of air is very fast, and the heat-exchange time between heat exchanger 2 is shorter, when heat exchanger 2 and air-inlet grille
When spacing between 3 is larger, the flow velocity of air is slower, and the heat-exchange time between heat exchanger 2 is longer.In identical effective inlet air
Under area, the heat exchange area of heat exchanger 2 is bigger, and more abundant with the heat exchange of air, heat exchange efficiency is higher, but when heat exchanger 2
When heat exchange area is excessive, due to the limitation of effective incoming air area, cause to enter with what heat exchanger 2 exchanged heat at air inlet 1
Air capacity is very few, it is impossible to which when matching with the heat exchange area of heat exchanger 2, the heat exchange area that may result in heat exchanger 2 can not
It is utilized effectively.
Therefore, when the spacing between heat exchanger 2 and air-inlet grille 3 is smaller, in order to ensure effective incoming air area and heat exchange
The heat exchange area of device 2 matches, it is necessary to makes the ratio between the heat exchange area of effective incoming air area and heat exchanger 2 smaller, makes
Air is obtained during quick flowing, heat exchanger 2 there are enough heat exchange areas fully to change the air for flowing through heat exchanger 2
Heat；When spacing between more than 2 air-inlet grille 3 of heat exchanger is larger, in order to ensure the heat-transfer surface of effective incoming air area and heat exchanger 2
Product match, it is necessary to make the ratio between the heat exchange area of effective incoming air area and heat exchanger 2 larger so that air with compared with
During jogging speed flows, heat exchanger 2 has enough heat exchange areas fully to exchange heat the air for flowing through heat exchanger 2, and
So that the heat exchange area of heat exchanger 2 is more fully utilized, the heat exchange property and utilization ratio of heat exchanger 2 are improved.
Preferably, the scope of L is 25mm to 30mm, can cause the minimum spacing ratio between heat exchanger 2 and air-inlet grille 3
Relatively rationally, the relation between the heat exchange area of effective incoming air area and heat exchanger can be more fully balanced, improves air conditioner
Working performance.
In the present embodiment, effective incoming air area S1 of air inlet 1 is air-inlet grille 3 along the width at air inlet 1
On profile line length and the product along the profile line length on the length direction of air inlet 1, wherein area S1 is 180588.96
~220719.84mm2.When air-inlet grille 3 along the contour line on the width at air inlet 1 be camber line when, air inlet 1
Effective products of the incoming air area S1 between the camber line and the length of air-inlet grille 3.
Effective incoming air area S1 can also be the incoming air area at machine outer circumferential surface indoors of air inlet 2.
Preferably, the area of heat exchanger 2 is 763434.8-839777.29mm2。
Preferably, the area after the area of heat exchanger 2 flattens for heat exchanger 2, can more accurately determine heat exchanger 2
The area of air heat-exchange is participated in, improves the accuracy and reliability of result of calculation.
Preferably, the area of heat exchanger 2 is heat exchanger 2 along the profile line length on the width at air inlet 1 and edge
The product of profile line length on the length direction of air inlet 1.In the present embodiment, heat exchanger 2 includes two straightways and company
The arc segment being connected between two straightways, the area of heat exchanger 2 is the sum of length of two straightways and arc segment and heat exchange
Product between the length of device.
Preferably, when the heat exchanger tube number of rows of heat exchanger 2 is greater than or equal to 2, the heat exchange area of heat exchanger 2 exchanges heat for interlayer
The sum of heat exchange area of device 2.In the present embodiment, when the heat exchanger tube number of rows of heat exchanger is greater than or equal to 2, each row's heat exchanger tube
Corresponding heat exchanger is L1, L2 ... along the profile line length on the width at air inlet 1, the heat-transfer surface of heat exchanger 2
Product S2=L1* heat exchanger length+L2* heat exchangers length+....
Indoor unit further includes air passage 5 and through-flow fan blade 4, and wherein through-flow fan blade 4 is arranged in air passage 5, and heat exchanger 2 is arranged on
Between air-inlet grille 3 and through-flow fan blade 4.
Embodiment according to the present utility model, air-conditioning system include indoor unit, which is above-mentioned indoor unit.
For those skilled in the art it is easily understood that on the premise of not conflicting, above-mentioned each advantageous manner can be free
Ground combination, superposition.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.The above is only the preferred embodiment of the utility model, it is noted that for the art
For those of ordinary skill, on the premise of the utility model technical principle is not departed from, some improvement and modification can also be made,
These improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (9)
- A kind of 1. indoor unit, it is characterised in that including air inlet (1) and heat exchanger (2), effective inlet air of the air inlet (1) The scope of ratio S1/S2 between the heat exchange area S2 of area S1 and the heat exchanger (2) is 0.22~0.29.
- 2. indoor unit according to claim 1, it is characterised in that the indoor unit, which further includes, is arranged on the air inlet (1) air-inlet grille (3), between the profile outer edge of the heat exchanger (2) and the profile inward flange of the air-inlet grille (3) Minimum range is L, wherein L=108*S1/S2mm.
- 3. indoor unit according to claim 2, it is characterised in that the scope of L is 25mm to 30mm.
- 4. indoor unit according to claim 1, it is characterised in that effective incoming air area S1 of the air inlet (1) is institute Air-inlet grille (3) is stated along the profile line length on the width at the air inlet (1) place and the length along the air inlet (1) The product of profile line length on direction, wherein area S1 are 180588.96~220719.84mm2。
- 5. indoor unit according to claim 1, it is characterised in that the area of the heat exchanger (2) is 763434.8- 839777.29mm2。
- 6. indoor unit according to claim 5, it is characterised in that the area of the heat exchanger (2) is the heat exchanger (2) Area after flattening.
- 7. indoor unit according to claim 6, it is characterised in that the area of the heat exchanger (2) is the heat exchanger (2) Along the profile line length on the width at the air inlet (1) place with along the profile on the length direction of the air inlet (1) The product of line length.
- 8. indoor unit according to claim 6, it is characterised in that be more than when the heat exchanger tube number of rows of the heat exchanger (2) or During equal to 2, the heat exchange area of the heat exchanger (2) is the sum of heat exchange area of heat exchanger (2) described in interlayer.
- 9. a kind of air-conditioning system, including indoor unit, it is characterised in that the indoor unit is any one of claim 1 to 8 Indoor unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721089076.1U CN207365199U (en) | 2017-08-25 | 2017-08-25 | Indoor unit and air-conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721089076.1U CN207365199U (en) | 2017-08-25 | 2017-08-25 | Indoor unit and air-conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207365199U true CN207365199U (en) | 2018-05-15 |
Family
ID=62351417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721089076.1U Active CN207365199U (en) | 2017-08-25 | 2017-08-25 | Indoor unit and air-conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207365199U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588457A (en) * | 2017-08-25 | 2018-01-16 | 珠海凌达压缩机有限公司 | Indoor set and air-conditioning system |
-
2017
- 2017-08-25 CN CN201721089076.1U patent/CN207365199U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588457A (en) * | 2017-08-25 | 2018-01-16 | 珠海凌达压缩机有限公司 | Indoor set and air-conditioning system |
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