CN209042591U - Air conditioner indoor unit and air conditioner - Google Patents
Air conditioner indoor unit and air conditioner Download PDFInfo
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- CN209042591U CN209042591U CN201821907121.4U CN201821907121U CN209042591U CN 209042591 U CN209042591 U CN 209042591U CN 201821907121 U CN201821907121 U CN 201821907121U CN 209042591 U CN209042591 U CN 209042591U
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- evaporator section
- wind wheel
- air conditioner
- indoor unit
- air
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Abstract
The utility model discloses a kind of air conditioner indoor unit and air conditioner, wherein, air conditioner indoor unit includes shell, the rear side of the shell is after being installed towards installation carrier, the shell offers air inlet and air outlet, and it is formed with the air duct for being connected to the air inlet and air outlet, wind wheel is equipped in the air duct, and enclose the evaporator on the outside of the wind wheel；The evaporator includes rear evaporator section, it is described after evaporator section close to the shell rear side, it is described after evaporator section in up and down direction formed angle γ, 25 °≤γ≤50 °.Technical solutions of the utility model make the evaporator heat transfer efficiency of air conditioner indoor unit high, and drainage performance is good.
Description
Technical field
The utility model relates to air-conditioning technical field, in particular to a kind of air conditioner indoor unit and air conditioner.
Background technique
Wind wheel and evaporator are provided in the air duct of air conditioner indoor unit, outside air enters air duct under the driving of wind wheel
Inside, and heat exchange is carried out with evaporator, then the air crossed through heat exchange process is sent in indoor environment, to improve room
The temperature of interior air.During air conditioner indoor unit runs and freezes, condensed water, existing air-conditioning are often generated on evaporator
In indoor unit, due to designing upper Shortcomings, it is easy to cause the condensed water formed on evaporator exclusion to have some setbacks, it is also possible to lead
Induced evaporation device condensed water instills inside tubular wine wheel or air duct, is blown out air outlet.
Utility model content
The main purpose of the utility model is to provide a kind of air conditioner indoor unit, it is intended to so that the evaporator of air conditioner indoor unit changes
The thermal efficiency is high, and drainage performance is good.
To achieve the above object, the utility model proposes air conditioner indoor unit, the air conditioner indoor unit includes shell, described
Shell includes chassis assembly and surface frame component, and the chassis assembly connects the surface frame component and is enclosed air duct, the face
Frame component offers the air inlet and air outlet for being connected to the air duct, is equipped with wind wheel in the air duct, and enclose set on the wind
Take turns the evaporator in outside；
The evaporator includes rear evaporator section, and the rear evaporator section is positioned close to the side of the chassis assembly, described
Afterwards evaporator section in up and down direction formed angle γ, 25 °≤γ≤50 °.
Optionally, the rear evaporator section is directed away from the chassis assembly direction inclination close to the side of the air inlet and sets
It sets.
Optionally, the chassis assembly includes chassis and rear volute tongue, and described rear volute tongue one end connects at the air outlet
Simultaneously the other end extends towards the region between the rear evaporator section and wind wheel on the chassis.
Volute tongue forms angle theta, the range of the angle theta close to the outside wall surface and up and down direction of the rear evaporator section after described
It is 25 °≤θ≤50 °.
Optionally, on the cross section of the air conditioner indoor unit, the center of the wind wheel to volute tongue closest approach after described
The angle that the line of the center of line and the wind wheel to the free end of volute tongue after described is formed is β, 10 °≤β≤30 °.
Optionally, the outer diameter for defining the wind wheel is d, and the wind wheel and the minimum spacing of the rear volute tongue are δ, 0.035d
≤δ≤0.065d。
Optionally, it is α that the line and horizontal plane of the center of the wind wheel to the rear volute tongue closest approach, which are formed by angle,
20°≤α≤55°。
Optionally, it is α that the line and horizontal plane of the center of the wind wheel to the rear volute tongue closest approach, which are formed by angle,
The center of the wind wheel to the center of the line of volute tongue closest approach and the wind wheel afterwards to the free end of the rear volute tongue
The angle that line is formed is β, α > β.
Optionally, the evaporator further includes middle evaporator section and front evaporator section, evaporator section and the middle evaporator section afterwards
One end be connected above the wind wheel, it is described after evaporator section away from one end of the middle evaporator section towards the wind wheel
Rear direction extends, and the middle evaporator section extends away from one end of the rear evaporator section towards the front side direction of the wind wheel, institute
It states front evaporator section and connects the middle evaporator section away from one end of the rear evaporator section, and be located at the front side of the wind wheel.
The utility model also proposes a kind of air conditioner, including air-conditioner outdoor unit and the air conditioner indoor unit；
The air conditioner indoor unit includes shell, and the rear side of the shell is after being installed towards installation carrier, the shell
Body offers air inlet and air outlet, and is formed with the air duct for being connected to the air inlet and air outlet, and wind is equipped in the air duct
Wheel, and enclose the evaporator on the outside of the wind wheel；
The evaporator includes rear evaporator section, and the rear evaporator section is positioned close to the side of the chassis assembly, described
Afterwards evaporator section in up and down direction formed angle γ, 25 °≤γ≤50 °.
In technical solutions of the utility model, outside air is entered in air duct by air inlet under the driving of wind wheel, and in wind
Evaporator in road carries out heat exchange, is then passed through through wind wheel and air outlet blowout, the rear evaporator section of evaporator is set during being somebody's turn to do
The position set is particularly important, and the rear evaporator section is bigger in the angle γ of up and down direction, then the front face area of rear evaporator section is bigger, changes
The thermal efficiency is higher；In addition, rear evaporator section is smaller in the angle γ of up and down direction, the exclusion efficiency of the condensed water formed on evaporator
It is higher.Therefore, the angle γ value range of the rear evaporator section of evaporator and up and down direction is defined in: 25 °≤γ≤50 °, from
And the heat exchange efficiency of evaporator and the reliability of draining can be improved, it can effectively avoid air conditioner generation from blowing water phenomenon.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the schematic cross-section of one embodiment of the utility model air conditioner indoor unit；
Fig. 2 is the partial enlarged view in Fig. 1 at A；
Fig. 3 is the flow field schematic diagram in Fig. 1 in air duct.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 100 | Air conditioner indoor unit | 1311 | Air inlet |
| 10 | Shell | 1313 | Air outlet |
| 11 | Chassis assembly | 133 | Front panel |
| 111 | Chassis | 15 | Evaporator |
| 113 | Volute tongue afterwards | 151 | Front evaporator section |
| 13 | Surface frame component | 153 | Middle evaporator section |
| 14 | The auxiliary heat of electricity | 155 | Evaporator section afterwards |
| 131 | Surface frame | 17 | Wind wheel |
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and cannot understand
For its relative importance of indication or suggestion or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.In addition, the technical side between each embodiment
Case can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution
Conflicting or cannot achieve when occur will be understood that the combination of this technical solution is not present, also not in the requires of the utility model
Protection scope within.
The utility model proposes a kind of air conditioner indoor unit 100, including shell 10, shell 10 includes chassis assembly 11 and surface frame
Component 13, chassis assembly 11 connect surface frame component 13 and are enclosed air duct, and surface frame component 13 offers the air inlet in connection air duct
Mouthfuls 131 and air outlet 133, wind wheel 17 is equipped in air duct, and encloses the evaporator 15 on the outside of wind wheel 17；
Evaporator 15 includes rear evaporator section 155, and rear evaporator section 155 is positioned close to the side of the chassis assembly 11, i.e.,
It is positioned close to the rear side of shell 10, rear evaporator section 155 forms angle γ in up and down direction, and 25 °≤γ≤50 °.
Air conditioner indoor unit 100 in the utility model embodiment is mainly wall-hanging air conditioner indoor unit, and wind wheel 17 is preferably
Tubular wine wheel 17.The wall-hanging air conditioner indoor unit 100 has use state when being installed, under the use state, casing
10 rear side is installed on installation carrier by mounting plate, which is usually wall.Definition is perpendicular to the mounting surface
Direction is front-rear direction, and being defined in same level with the perpendicular direction of the front-rear direction is left and right directions, perpendicular to
The direction definition of horizontal plane be up and down direction, it is generally the case that wall-hanging air conditioner indoor unit in the size on the left and right directions most
Greatly.It is to be appreciated that when the wall-hanging air conditioner indoor unit 100 has non-working condition, front-rear direction, up and down direction and a left side
Right direction is adjusted correspondingly its restriction carried out all in accordance with use state.
In technical solutions of the utility model, outside air is entered in air duct by air inlet 1311 under the driving of wind wheel 17,
And heat exchange is carried out in the evaporator 15 in air duct, it is then passed through through wind wheel 17 and the blowout of air outlet 1313, should evaporate in the process
The position that the rear evaporator section 155 of device 15 is arranged is particularly important, and the rear evaporator section 155 is bigger in the angle γ of up and down direction, then after
The front face area of evaporator section 155 is bigger, and heat exchange efficiency is higher；In addition, rear evaporator section 155 is smaller in the angle γ of up and down direction,
The exclusion efficiency of the condensed water formed on evaporator 15 is higher.Therefore, by the rear evaporator section 155 of evaporator 15 and up and down direction
Angle γ value range is defined in: 25 °≤γ≤50 °, specifically can be with value for 25 °, 30 °, 40 ° or 50 ° or 25 °~50 °
Between arbitrary value effectively air conditioner can be avoided to produce so as to improve the heat exchange efficiency of evaporator 15 and the reliability of draining
Water phenomenon is blown in life.
If the value of γ is less than 25 °, front face area is too small at the rear evaporator section 155, and heat exchange efficiency is too low；If γ's takes
When value is less than 50 °, the condensed water generated on rear evaporator section 155 is not easy to be discharged, so that bacteria breed on evaporator, is unfavorable for
The health of user.
With further reference to Fig. 1, rear evaporator section 155 is close to chassis assembly 11.
The rear evaporator section 155 of evaporator 15 is arranged close to chassis assembly 11, so as to improve evaporator 15 close to chassis group
Air heat-exchange efficiency at part 11, and the condensed water exclusion that evaporator 15 is generated at chassis assembly 11 is high-efficient.
In the utility model embodiment, rear evaporator section 155 is directed away from 11 side of chassis assembly close to the side of air inlet 131
To being obliquely installed.Rear evaporator section 155 front face area while drainage effect is good is big, heat exchange efficiency is high.
In the utility model embodiment, chassis assembly 11 includes chassis 111 and rear volute tongue 113, and rear 113 one end of volute tongue is in out
Connecting base plate 111 and the other end extend towards the region between rear evaporator section 155 and wind wheel 17 at air port 133, rear volute tongue 113
The outside wall surface and up and down direction formation angle theta of close rear evaporator section 155,25 °≤θ≤50 °.
Air is entered in air duct by air inlet 1311, and there are certain resistance, evaporations during flowing through evaporator 15
Device 15, which is equivalent to, has done primary rectification to air-flow, and air flows through speed and direction after evaporator 15 and all changed, and flows through
The air of evaporator section 155 is not only influenced the influence also by rear volute tongue 113 by rear 155 position of evaporator section after evaporator 15,
Therefore, the outside wall surface and up and down of the angle γ of rear evaporator section 155 and up and down direction and rear volute tongue 113 close to rear evaporator section 155
Direction forms the value of angle theta, flows through angle and speed when 17 blade of wind wheel for the first time to rear 113 near zone air-flow of volute tongue
Play the role of conclusive, referring to attached drawing 3, rear 113 near zone I of volute tongue, air-flow flows through the region of 17 blade of wind wheel for the first time
II, air-flow flows through the region III of 17 blade of wind wheel for the second time.In the embodiment, the angle γ of rear evaporator section 155 and up and down direction
It is limited within the scope of 25 °~50 °, it specifically can be with value appointing between 25 °, 30 °, 40 ° or 50 ° or 25 °~50 °
Meaning value.Volute tongue 113 needs the position phase with rear evaporator section close to the outside wall surface of evaporator 15 with the angle theta of up and down direction afterwards
Match, if θ can make the heat exchange efficiency of rear evaporator section reduce less than 25 ° or greater than 50 °, air flow resistance is increased.Will after
Within the scope of volute tongue 113 is limited to 25 °~50 ° close to the outside wall surface of evaporator 15 and the angle theta of up and down direction, make rear volute tongue
113 match with rear 155 Layout-Angle of evaporator section, so that the resistance that the air-flow for flowing through rear evaporator section 155 is subject to is smaller, and
Wind wheel 17 can be preferably intended to.
In conjunction with Fig. 2, on the cross section of air conditioner indoor unit 100, the line at the center of wind wheel 17 to rear 113 closest approach of volute tongue
The angle formed with the line of center to the free end of rear volute tongue 113 of wind wheel 17 is β, 10 °≤β≤30 °.
Specifically, the point nearest apart from wind wheel 17 of volute tongue 113 is A point, the end of the free end of volute tongue 113 after definition after definition
Point is B point, and the center for defining wind wheel 17 is O point, and ∠ AOB is β.
Show that the value size of β plays the stability that rear volute tongue 113 nearby enters 17 air-flow of wind wheel through experimental data to dominate
Effect.In the embodiment, β is limited between 10 °~30 °, is specifically as follows between 10 °, 20 °, 30 ° or 10 °~30 °
Any value, in the value range, the air-flow that rear volute tongue 113 nearby enters wind wheel 17 is more stable, and air-out effect is more preferable.It should
β value value is excessive or too small, will cause the reduction of wind wheel outlet air efficiency.
The outer diameter of wind wheel 17 is defined as d, the minimum spacing of wind wheel 17 and rear volute tongue 113 is δ, 0.035d≤δ≤0.065d.
Referring to fig. 2, the distance of A point to wind wheel 17 is δ, and δ value can be 0.035d, 0.04d, 0.045d, 0.05d, 0.06d, 0.065d.
When δ value is more than 0.065d, conference is crossed because of the gap between wind wheel 17 and rear volute tongue 113 and makes airflow leaks serious, leads to wind
Amount decaying.When δ value is less than 0.035d, cause level of noise higher because the gap between wind wheel 15 and rear volute tongue 113 is too small, sternly
Howling can be generated when weight.In the present embodiment, rear minimum range of the volute tongue 113 away from wind wheel 17 is δ, and δ is in the value range, energy
Enough ensure circulation efficiency when rear 113 near zone air-flow of volute tongue flows through 17 blade of wind wheel for the first time, reduces the size of vortex
And intensity, so that it is guaranteed that high efficiency and low noise when air-flow is by wind wheel 17.
In the utility model embodiment, the line of center to rear 113 closest approach of volute tongue of wind wheel 17 is formed with horizontal plane
Angle be α, 20 °≤α≤55 °.On cross section defined above, horizontal plane and the bottom of 17 central point O point of wind wheel were defined
The intersection point of disk 111 is D point, and ∠ DOA is α, and the value of α is 20 °, 30 °, 40 °, 50 °, 55 °.The value of the δ and the value of α,
Ensure circulation efficiency when rear 113 near zone air-flow of volute tongue flows through 17 blade of wind wheel for the first time, further reduction whirlpool jointly
The size and intensity for flowing area, so that it is guaranteed that the high efficiency and low noise in through-flow air duct.α will cause less than 20 ° or when being greater than 55 °
The adverse effects such as vortex increases, and intensity increases.
Further, α > β.Referring to fig. 2, in the embodiment, the point C point between A point and D point, ∠ AOB=∠ are defined
AOC, defining B point to the point part C is rear 113 part of volute tongue.
In the utility model embodiment, the angle γ of rear evaporator section 155 and up and down direction, after capable of improving near volute tongue 113
Regional gas stream passes through the angle and speed when blade for the first time, promotes air-flow in interlobate circulation efficiency, so as to improve wind wheel
17 blades reduce windage loss to the mechanical efficiency of air-flow, promote air duct efficiency, reduce noise.
Referring to Fig. 1, in the utility model embodiment, evaporator 15 further includes middle evaporator section 153 and front evaporator section 151, after
Evaporator section 155 is connected with one end of middle evaporator section 153 in the top of wind wheel 17, and rear evaporator section 155 deviates from the middle evaporator section
The rear direction of 153 one end towards wind wheel 17 extends, and middle evaporator section 153 is away from one end of rear evaporator section 155 towards wind wheel 17
Front side direction extend, evaporator section 153 deviates from one end of rear evaporator section 155 in the connection of front evaporator section 151, and is located at wind wheel 17
Front side.
In the embodiment, the evaporator 15 that front evaporator section 151, middle evaporator section 153 and rear evaporator section 155 collectively constitute, which encloses, to be set
In wind wheel 17, front evaporator section 151 is arranged along the vertical direction, so that 151 drainage efficiency of front evaporator section is high, middle evaporator section 153
In the longitudinal direction between rear evaporator section 155 and front evaporator section 151, and angle is formed with up and down direction, so that evaporator
15 overall heat exchange efficiencies are high, and drainage efficiency is good.
Further, surface frame component 13 includes surface frame 131 and front panel 133,131 the cover of front plane frame and chassis assembly 11,
And air inlet 1311 is opened up in the top of evaporator 15, front panel 133 connects surface frame 131, and is located at the front side of shell 10, the bottom of with
Disk component 11 is oppositely arranged.In the embodiment, the auxiliary heat of electricity is additionally provided between evaporator 15 and wind wheel 17, in the application air conditioning chamber
The air conditioner of machine 100 carries out in heating operations, and the auxiliary heat of electricity is opened, the heating efficiency of air conditioner can be further increased.
The utility model also proposes a kind of air conditioner, which includes air-conditioner outdoor unit and air conditioner indoor unit 100, the sky
Adjust the specific structure of indoor unit 100 referring to above-described embodiment, since this air conditioner uses whole skills of above-mentioned all embodiments
Art scheme, therefore at least all beneficial effects brought by the technical solution with above-described embodiment, this is no longer going to repeat them.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
It is all under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (10)
1. a kind of air conditioner indoor unit, which is characterized in that including shell, the shell includes chassis assembly and surface frame component, described
Chassis assembly connects the surface frame component and is enclosed air duct, and the surface frame component offers the air inlet for being connected to the air duct
And air outlet, wind wheel is equipped in the air duct, and enclose the evaporator on the outside of the wind wheel；
The evaporator includes rear evaporator section, and the rear evaporator section is positioned close to the side of the chassis assembly, steam after described
Send out section in up and down direction formed angle γ, 25 °≤γ≤50 °.
2. air conditioner indoor unit as described in claim 1, which is characterized in that evaporator section is close to the side of the air inlet after described
The chassis assembly direction is directed away to be obliquely installed.
3. air conditioner indoor unit as described in claim 1, which is characterized in that the chassis assembly includes chassis and rear volute tongue, institute
It states rear volute tongue one end and connects the chassis and the other end at the air outlet towards the area after described between evaporator section and wind wheel
Domain extends.
4. air conditioner indoor unit as claimed in claim 3, which is characterized in that outer wall of the volute tongue close to the rear evaporator section after described
Face and up and down direction form angle theta, and the range of the angle theta is 25 °≤θ≤50 °.
5. air conditioner indoor unit as claimed in claim 3, which is characterized in that described on the cross section of the air conditioner indoor unit
The line of the center of wind wheel to the center of the line of volute tongue closest approach and the wind wheel afterwards to the free end of the rear volute tongue
The angle of formation is β, 10 °≤β≤30 °.
6. air conditioner indoor unit as claimed in claim 3, which is characterized in that define the wind wheel outer diameter be d, the wind wheel with
The minimum spacing of volute tongue is δ, 0.035d≤δ≤0.065d after described.
7. air conditioner indoor unit as claimed in claim 3, which is characterized in that the center of the wind wheel to the rear volute tongue closest approach
Line and horizontal plane to be formed by angle be α, 20 °≤α≤55 °.
8. air conditioner indoor unit as claimed in claim 3, which is characterized in that the center of the wind wheel to the rear volute tongue closest approach
Line and horizontal plane to be formed by angle be α, the line and the wind at the center of the wind wheel to volute tongue closest approach after described
The angle that the line of the center of wheel to the free end of the rear volute tongue is formed is β, α > β.
9. air conditioner indoor unit as claimed in any of claims 1 to 8 in one of claims, which is characterized in that during the evaporator further includes
Evaporator section and front evaporator section, the rear evaporator section is connected above the wind wheel with one end of the middle evaporator section, described
Evaporator section extends away from the rear direction of one end of the middle evaporator section towards the wind wheel afterwards, and the middle evaporator section is away from described
One end of evaporator section extends towards the front side direction of the wind wheel afterwards, and the front evaporator section connects the middle evaporator section away from described
One end of evaporator section afterwards, and it is located at the front side of the wind wheel.
10. a kind of air conditioner, which is characterized in that including air-conditioner outdoor unit and empty as in one of claimed in any of claims 1 to 9
Adjust indoor unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821907121.4U CN209042591U (en) | 2018-11-19 | 2018-11-19 | Air conditioner indoor unit and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821907121.4U CN209042591U (en) | 2018-11-19 | 2018-11-19 | Air conditioner indoor unit and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209042591U true CN209042591U (en) | 2019-06-28 |
Family
ID=67042641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821907121.4U Active CN209042591U (en) | 2018-11-19 | 2018-11-19 | Air conditioner indoor unit and air conditioner |
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| CN (1) | CN209042591U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109307322A (en) * | 2018-11-19 | 2019-02-05 | 广东美的制冷设备有限公司 | Air conditioner indoor unit and air conditioner |
-
2018
- 2018-11-19 CN CN201821907121.4U patent/CN209042591U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109307322A (en) * | 2018-11-19 | 2019-02-05 | 广东美的制冷设备有限公司 | Air conditioner indoor unit and air conditioner |
| WO2020103580A1 (en) * | 2018-11-19 | 2020-05-28 | 广东美的制冷设备有限公司 | Air conditioner indoor unit and air conditioner |
| CN109307322B (en) * | 2018-11-19 | 2023-04-25 | 广东美的制冷设备有限公司 | Air conditioner indoor unit and air conditioner |
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