CN207687054U - Spiral case and air conditioner indoor unit, air conditioner with it - Google Patents
Spiral case and air conditioner indoor unit, air conditioner with it Download PDFInfo
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- CN207687054U CN207687054U CN201721803718.XU CN201721803718U CN207687054U CN 207687054 U CN207687054 U CN 207687054U CN 201721803718 U CN201721803718 U CN 201721803718U CN 207687054 U CN207687054 U CN 207687054U
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- air flue
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Abstract
The utility model discloses a kind of spiral case and the air conditioner indoor unit with it, air conditioner, there is the exhaust air flue for being formed with the wind chamber for housing wind wheel in the spiral case and being connected to the wind chamber, the spiral case volute tongue, the volute tongue to include：First part, a part of the first part adjacent to the ducting outlet of the exhaust air flue and the internal face of the composition exhaust air flue；Second part, the second part are connected to form bending structure adjacent to the wind wheel and with the first part；At least one windshied part, the windshied part are connected and projecting inward to the exhaust air flue with the first part, and each windshied part is located at lateral one end of the exhaust air flue.It is simple according to the volute structure of the utility model embodiment, the problem of return air can be effectively prevent, improve surge and condensation, be conducive to the use feeling for improving user.
Description
Technical field
The utility model is related to air conditioner technical fields, more particularly, to a kind of spiral case and in its air conditioning chamber
Machine, air conditioner.
Background technology
In the related art, when the deficiency in draught of the air inlet of air-conditioning, the regional area at air-conditioning volute tongue will appear outlet air
Unstable, the air outside air outlet can pass back into air outlet, lead to surge phenomenon occur, air conditioner noises are larger.In addition, air-conditioning
Under refrigerating state, volute tongue region is susceptible to condensation.Surge and condensation can all cause air-conditioning in routine use to user with
Carry out very bad user experience.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model carries
Go out a kind of spiral case, the problem of spiral case can be effectively improved surge and condensation.
The utility model also proposed a kind of air conditioner indoor unit with above-mentioned spiral case.
The utility model also proposed a kind of air conditioner with above-mentioned spiral case.
It is connected to according to the wind chamber being formed in the spiral case of the utility model embodiment for housing wind wheel and with the wind chamber
Exhaust air flue, the spiral case has volute tongue, and the volute tongue includes：First part, the first part is adjacent to the outlet air wind
The ducting outlet in road and a part for the internal face of the composition exhaust air flue；Second part, the second part are neighbouring described
Wind wheel and it is connected to form bending structure with the first part；At least one windshied part, the windshied part and the first part
It is connected and projecting inward to the exhaust air flue, each windshied part is located at lateral one end of the exhaust air flue.
It is simple according to the volute structure of the utility model embodiment, it can effectively prevent return air, improve surge and condensation
Problem is conducive to the use feeling for improving user.
In addition, can also have following additional technical characteristic according to the spiral case of the utility model above-described embodiment：
According to the spiral case of the utility model one embodiment, the cross section of the exhaust air flue is formed as strip, described
Windshied part is two and is located at the lateral length both ends of the exhaust air flue, each windshied part substantially along it is described go out
The lateral length direction in wind air duct extends into strip.
Further, one end away from each other of two windshied parts extends respectively to the transverse direction of the exhaust air flue
The internal face at length both ends.
Some embodiments according to the present utility model, the lateral length direction of the exhaust air flue are left and right directions, two
A windshied part is respectively provided at the left and right ends of the upper wall surface of the exhaust air flue.
In some embodiments of the utility model, each windshied part is in the lateral length side of the exhaust air flue
The size L upwardly extended is 60mm-90mm.
Some embodiments according to the present utility model, each windshied part protrude from the internal face of the first part
Height H is 1mm-8mm.
In some embodiments of the utility model, the windshied part is arranged adjacent to the ducting outlet.
Further, distance of the windshied part apart from the ducting outlet is D, and the volute tongue is in the flow direction of fluid
The size of upper extension is L0, wherein D=1/4L0-1/2L0.
Further, the first part linearly extends and development length is equal to L0.
Some embodiments according to the present utility model, the windshied part are integrally formed in the first part.
Air conditioner indoor unit according to the utility model embodiment includes the spiral case according to the utility model embodiment.
Air conditioner according to the utility model embodiment includes the spiral case according to the utility model embodiment.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description
In become apparent, or recognized by the practice of the utility model.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination following accompanying drawings to embodiment
Become apparent and is readily appreciated that, wherein：
Fig. 1 is the structural schematic diagram according to an angle of the spiral case of the utility model embodiment；
Fig. 2 is that Fig. 1 centre circles show enlarged structure schematic diagram at A；
Fig. 3 is the structural schematic diagram according to another angle of the spiral case of the utility model embodiment；
Fig. 4 is that Fig. 3 centre circles show enlarged structure schematic diagram at C；
Fig. 5 is sectional views of the Fig. 1 along direction shown in line B-B；
Fig. 6 is that Fig. 5 centre circles show enlarged structure schematic diagram at D.
Reference numeral：
Spiral case 100；
Wind chamber 11；Exhaust air flue 12；Ducting outlet 121；
Volute tongue 20；First part 201；Second part 202；Windshied part 203.
Specific implementation mode
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings.Below by
The embodiment being described with reference to the drawings is exemplary, it is intended to for explaining the utility model, and should not be understood as new to this practicality
The limitation of type, those skilled in the art can be to these in the case where not departing from the principles of the present invention and objective
Embodiment carries out a variety of change, modification, replacement and modification, and the scope of the utility model is limited by claim and its equivalent.
In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", " length ", " width
The orientation or positional relationship of the instructions such as degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "inner", "outside" is base
In orientation or positional relationship shown in the drawings, be merely for convenience of describing the present invention and simplifying the description, rather than indicate or
It implies that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as
Limitations of the present invention.In addition, define " first ", the feature of " second " can explicitly or implicitly include one or
More this feature of person.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or two with
On.
Below with reference to Fig. 1-Fig. 6 descriptions according to the spiral case 100 of the utility model embodiment.
Referring to Fig.1 shown in-Fig. 6, according to could be formed with wind chamber 11 and outlet air in the spiral case 100 of the utility model embodiment
Air duct 12, wind chamber 11 can be used for accommodating wind wheel (not shown), and exhaust air flue 12 can be connected to wind chamber 11.Spiral case 100
Can may include with volute tongue 20, volute tongue 20：First part 201, second part 202 and windshied part 203.
Specifically, first part 201 can neighbouring exhaust air flue 12 ducting outlet 121, and first part 201 can be with
Constitute a part for the internal face of exhaust air flue 12.Second part 202 can neighbouring wind wheel, and second part 202 can be with the
A part 201 is connected to form bending structure.Air-flow enters exhaust air flue 12, volute tongue under the driving of wind wheel by wind chamber 11 as a result,
20 first part 201 can be oriented to the air-flow in wind chamber 11, and second part 202 can be to the gas in exhaust air flue 12
Stream is oriented to, and air-flow flowing is more smooth.
Windshied part 203 can be connected with first part 201, and windshied part 203 can be projecting inward to exhaust air flue 12, also
To say, windshied part 203 can be located in exhaust air flue 12, and windshied part 203 protrude from first part 201 towards exhaust air flue
12 internal face.
In actual use, then air-flow is discharged by air inlet into air-inlet chamber by ducting outlet.Work as air inlet
Deficiency in draught when, the air outside ducting outlet can overcome outlet air wind pressure to flow into exhaust air flue, and return air leads to surge phenomenon occur,
Noise is larger, and when air-conditioning is in refrigerating state, when the outlet air wind pressure of exhaust air flue is weaker, air-flow velocity is relatively low, is easy out
Existing dew condensation phenomenon.
And the windshied part 203 in the utility model can stop the air at ducting outlet 121, prevent air duct from going out
Air outside mouth 121 enters exhaust air flue 12, avoids the generation of surge phenomenon, can reduce noise.And in the rotating speed of wind wheel
One periodically, and the windshied part 203 in exhaust air flue 12 can reduce the circulation area of exhaust air flue 12, so as to increase windshied part
The wind pressure of outlet air air-flow at 203, further prevents the air outside ducting outlet 121 that outlet air wind pressure is overcome to enter exhaust air flue 12
Lead to surge, meanwhile, user's use feeling can be improved to avoid dew condensation phenomenon by improving outlet air wind pressure and changing wind field.
In addition, in actual use, it is stronger in the lateral middle part outlet air wind pressure of exhaust air flue 12, in exhaust air flue 12
Lateral both ends outlet air wind pressure is weaker, and the phenomenon that return air leads to surge is susceptible at the lateral both ends of exhaust air flue 12, by
This, windshied part 203 can be located at lateral one end of exhaust air flue 12, both not interfere with going out for the lateral middle part of exhaust air flue 12
Wind air quantity, windshied part 203 can change the wind field of lateral one end of exhaust air flue 12 again, prevent return air, and then improve surge
Problem.
It should be noted that in the present invention, the quantity of windshied part 203 can need flexibly to set according to actual conditions
Set, for example, windshied part 203 can be one, two, three or more.One windshied part 203 can be located at exhaust air flue
12 lateral one end；Two windshied parts 203 can be located at the lateral both ends of exhaust air flue 12；In three windshied parts 203
The lateral one end that can be located at exhaust air flue 12, another two can be located at the lateral other end of exhaust air flue 12, and position
Two windshied parts 203 in the same end can be along the transversely arranged of exhaust air flue 12, can also be along perpendicular to exhaust air flue 12
Lateral direction arrangement, this both falls within the scope of protection of the utility model.In other words, volute tongue 20 includes at least one keeps out the wind
Portion 203, each windshied part 203 can be located at lateral one end of exhaust air flue 12.
There is new 20 structure of volute tongue according to the spiral case 100 of the utility model embodiment, it is simple in structure, it can effectively prevent
The problem of return air, improvement surge and condensation, is conducive to the use feeling for improving user.
According to the spiral case 100 of the utility model one embodiment, the cross section of exhaust air flue 12 can be formed as strip,
That is, the part of the formation exhaust air flue 12 of spiral case 100 can be formed as strip.Windshied part 203 can be two, and
Two windshied parts 203 can be located at the lateral length both ends of exhaust air flue 12, as Figure 1-Figure 4, each windshied part
203 can extend into strip substantially along the lateral length direction of exhaust air flue 12, can be used for the range of backstop return air more
Greatly, prevent the effect of return air more preferable.
Further, one end away from each other of two windshied parts 203 can extend respectively to the transverse direction of exhaust air flue 12
Length both ends internal face, that is to say, that windshied part 203 and outlet air wind close to lateral length one end of exhaust air flue 12
The internal face of this one end in road 12 only supports, it is understood that is that two windshied parts 203 are respectively by the lateral length of exhaust air flue 12
Degree both ends start to extend into strip along the lateral length direction of exhaust air flue 12.The setting range packet of windshied part 203 as a result,
The lateral length both ends for including exhaust air flue 12 are easiest to the position for return air phenomenon occur, and windshied part 203 prevents return air effect more
It is good.
It should be noted that the lateral length direction of exhaust air flue 12 can be left and right directions here, i.e., in practical peace
For dress in use, the transverse direction of exhaust air flue 12 extends in left-right direction, left and right directions as shown in Figure 1 is the length of strip
Direction.Two windshied parts 203 can be respectively provided at the left and right ends of the upper wall surface of exhaust air flue 12, the first part of volute tongue 20
201 may be constructed a part for the upper wall surface of exhaust air flue 12, and the structure of spiral case 100 is simple.
In addition, the size L that windshied part 203 extends on the lateral length direction of exhaust air flue 12 can be 60mm-
Windshied part can be flexibly arranged according to factors such as lateral length dimension, air-out volume, the outlet air wind pressure of exhaust air flue 12 in 90mm
203 extension size L.For example, in some specific embodiments of the utility model, cross of the windshied part 203 in exhaust air flue 12
To length direction on the size L that extends can be respectively 60mm, 70mm, 80mm or 90mm etc., this is all in the utility model
Protection domain within.
Prevent the effect of return air and condensation, windshied part 203 from protruding from the internal face of first part 201 to improve spiral case 100
Height H can also according to actual conditions need flexibly setting.The height H of windshied part 203 is too low, and the effect for preventing return air is not achieved
The height H of fruit, windshied part 203 is excessively high, can influence the air output of exhaust air flue 12, as a result, in the present invention, each keeps out the wind
The height H that portion 203 protrudes from the internal face of first part 201 can be 1mm-8mm, for example, in some tools of the utility model
In body embodiment, height H that each windshied part 203 protrudes from the internal face of first part 201 can be respectively 1mm, 2mm,
4mm, 6mm or 8mm etc..
It should be noted that in the present invention, the height H of windshied part 203 is with windshied part 203 perpendicular to outlet air wind
Section (i.e. the section of windshied part 203 shown in Fig. 6) shape of the lateral length direction in road 12 is unrelated, and windshied part 203 is convex
Height H for the internal face of first part 201 can be understood as windshied part 203 in the internal face perpendicular to first part 201
Direction on highs and lows distance.
In specific embodiment as shown in FIG. 6, windshied part 203 is in the lateral length direction perpendicular to exhaust air flue 12
Cross sectional shape generally perpendicular to the rectangle of the internal face of first part 201, windshied part 203 is formed as perpendicular to first
Divide the rectangle block reinforcement of 201 internal face, rectangle is windshied part in the development length of the internal face perpendicular to first part 201
203 height.Certainly, in some unshowned embodiments of the utility model, windshied part 203 may be to favour first
The height of the strip block reinforcement of the internal face setting of part 201, windshied part 203 is then in the internal face perpendicular to first part 201
Direction on, the distance between the highest point and the lowest point of strip plate.
In addition, windshied part 203 be not limited in the cross sectional shape of the lateral length direction perpendicular to exhaust air flue 12 it is rectangular
Shape, for example, in other embodiments of the utility model, windshied part 203 is in the lateral length perpendicular to exhaust air flue 12
The cross sectional shape in direction can also be triangle, trapezoidal or semicircle etc..
In some embodiments of the utility model, as shown in Figure 5 and Figure 6, windshied part 203 can neighbouring ducting outlet
121 settings, keep the effect that windshied part 203 prevents return air more preferable.Specifically, distance of the windshied part 203 apart from ducting outlet 121 is
D, the size that volute tongue 20 extends on the flow direction of fluid are L0, wherein D=1/4L0-1/2L0.For example, new in this practicality
In some specific embodiments of type, distance of the windshied part 203 apart from ducting outlet 121 is that D can be 1/4L0,1/3L0 or 1/
2L0 etc..
It should be noted that the cross section of the transverse direction i.e. exhaust air flue 12 of exhaust air flue 12 extends perpendicularly to
The longitudinal direction of the flow direction of fluid, exhaust air flue 12 is the flow direction of fluid, the direction as shown in arrow in Fig. 5 and Fig. 6.
According to the utility model further embodiment, as shown in fig. 6, first part 201 can linearly extend,
That is, first part 201 can be along the flow direction of fluid, i.e. longitudinal linear extension of exhaust air flue 12, and first
201 development length is divided to be equal to L0.
Some embodiments according to the present utility model, first part 201 and the windshied part 203 of volute tongue 20 can be seperated
Part, windshied part 203 are fixedly connected with first part 201, and certainly, windshied part 203 can also be integrally formed in first part 201
On, first part 201 is integrated with windshied part 203, can improve the bonding strength of first part 201 and windshied part 203, subtract
Few assembly process improves production efficiency convenient for simplifying manufacturing process.In addition, the first part 201 of volute tongue 20 and second part
202 or seperated part, first part 201 is fixedly connected with second part 202 or first part 201 and second part
202 are integrated, and can simplify manufacturing process, improve production efficiency.
Air conditioner indoor unit according to the utility model embodiment includes the spiral case 100 according to the utility model embodiment.By
In there is above-mentioned beneficial technique effect according to the spiral case 100 of the utility model embodiment, therefore implemented according to the utility model
The air conditioner indoor unit of example is simple in structure, the problem of capable of effectivelying prevent return air, improve surge and condensation, is conducive to improve user's
Use feeling.
Air conditioner according to the utility model embodiment includes the spiral case 100 according to the utility model embodiment.Due to root
There is above-mentioned beneficial technique effect according to the spiral case 100 of the utility model embodiment, therefore according to the utility model embodiment
Air conditioner structure is simple, the problem of capable of effectivelying prevent return air, improve surge and condensation, is conducive to the use feeling for improving user
By.
According to other compositions of the spiral case 100 of the utility model embodiment, air conditioner indoor unit and air conditioner and operation pair
It is known for those skilled in the art, is not described in detail herein.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
In the description of this specification, the description of reference term " embodiment ", " specific embodiment ", " example " etc. means to tie
It closes the embodiment or example particular features, structures, materials, or characteristics described is contained at least one reality of the utility model
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or show
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples
Do not interfering, reconcilable can be combined with each other in an appropriate manner.
Claims (12)
1. a kind of spiral case, which is characterized in that be formed with the wind chamber for housing wind wheel in the spiral case and be connected to the wind chamber
Exhaust air flue, the spiral case has volute tongue, and the volute tongue includes：
First part, the first part is adjacent to the ducting outlet of the exhaust air flue and the internal face of the composition exhaust air flue
A part；
Second part, the second part are connected to form bending structure adjacent to the wind wheel and with the first part；
At least one windshied part, the windshied part is connected with the first part and, Mei Gesuo projecting inward to the exhaust air flue
State lateral one end that windshied part is located at the exhaust air flue.
2. spiral case according to claim 1, which is characterized in that the cross section of the exhaust air flue is formed as strip, institute
Windshied part is stated as two and is located at the lateral length both ends of the exhaust air flue, each windshied part is substantially along described
The lateral length direction of exhaust air flue extends into strip.
3. spiral case according to claim 2, which is characterized in that prolong respectively one end away from each other of two windshied parts
Extend to the internal face at the lateral length both ends of the exhaust air flue.
4. spiral case according to any one of claim 1-3, which is characterized in that the lateral length side of the exhaust air flue
To for left and right directions, two windshied parts are respectively provided at the left and right ends of the upper wall surface of the exhaust air flue.
5. spiral case according to claim 2, which is characterized in that each windshied part is lateral the exhaust air flue
The size L extended on length direction is 60mm-90mm.
6. spiral case according to claim 1, which is characterized in that each windshied part protrudes from the interior of the first part
The height H of wall surface is 1mm-8mm.
7. spiral case according to claim 1, which is characterized in that the windshied part is arranged adjacent to the ducting outlet.
8. spiral case according to claim 7, which is characterized in that distance of the windshied part apart from the ducting outlet is D,
The size that the volute tongue extends on the flow direction of fluid is L0, wherein D=1/4L0-1/2L0.
9. spiral case according to claim 8, which is characterized in that the first part linearly extends and development length
Equal to L0.
10. spiral case according to claim 1, which is characterized in that the windshied part is integrally formed in the first part.
11. a kind of air conditioner indoor unit, which is characterized in that include the spiral case according to any one of claim 1-10.
12. a kind of air conditioner, which is characterized in that include the spiral case according to any one of claim 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721803718.XU CN207687054U (en) | 2017-12-19 | 2017-12-19 | Spiral case and air conditioner indoor unit, air conditioner with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721803718.XU CN207687054U (en) | 2017-12-19 | 2017-12-19 | Spiral case and air conditioner indoor unit, air conditioner with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207687054U true CN207687054U (en) | 2018-08-03 |
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ID=62995343
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721803718.XU Active CN207687054U (en) | 2017-12-19 | 2017-12-19 | Spiral case and air conditioner indoor unit, air conditioner with it |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939735A (en) * | 2017-12-19 | 2018-04-20 | 广东美的制冷设备有限公司 | Spiral case and there is its indoor apparatus of air conditioner, air conditioner |
-
2017
- 2017-12-19 CN CN201721803718.XU patent/CN207687054U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939735A (en) * | 2017-12-19 | 2018-04-20 | 广东美的制冷设备有限公司 | Spiral case and there is its indoor apparatus of air conditioner, air conditioner |
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