CN107956747A - Volute tongue structure, ducting system and indoor apparatus of air conditioner - Google Patents
Volute tongue structure, ducting system and indoor apparatus of air conditioner Download PDFInfo
- Publication number
- CN107956747A CN107956747A CN201711275216.9A CN201711275216A CN107956747A CN 107956747 A CN107956747 A CN 107956747A CN 201711275216 A CN201711275216 A CN 201711275216A CN 107956747 A CN107956747 A CN 107956747A
- Authority
- CN
- China
- Prior art keywords
- volute tongue
- fan
- stressed member
- tongue structure
- ducting system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/667—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by influencing the flow pattern, e.g. suppression of turbulence
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention proposes a kind of volute tongue structure, ducting system and indoor apparatus of air conditioner, wherein described volute tongue structure includes volute tongue body, formed with windward side and wind-guiding side on the volute tongue body, corresponding to being provided with the stressed member that can form different stress surfaces on the volute tongue body of the windward side；On gas shock to the stressed member, under the action of different stress surfaces, disperse smooth stream pressure distribution, to reduce the noise of air-flow generation；The ducting system and the indoor apparatus of air conditioner are respectively provided with above-mentioned volute tongue structure.The invention sets different stress surfaces on volute tongue windward side, so as to disperse stress, is greatly reduced noise caused by fan running, and easy processing simple in structure, has saved processing cost.
Description
Technical field
The invention belongs to volute tongue field, more particularly to a kind of volute tongue of indoor apparatus of air conditioner.
Background technology
At present, the ducting system of indoor apparatus of air conditioner is made of base, axial-flow fan and volute tongue.When axial-flow fan operates,
The gas shock that fan drives is to volute tongue top, its flow velocity is very fast, pressure is larger, wind-guiding leading side wind of a part of air-flow from volute tongue
Road is blown out, and a part of air-flow is returned on the inside of air passage from the windward side of volute tongue, and returns to irregular gas inside air passage by windward side
Stream, can disturb the operating of axial-flow fan, make axial-flow fan galloping, so as to produce jiggly pneumatic noise.Such as volute tongue
If distance is excessive between fan, return air increase is be easy to cause under the fan slow-speed of revolution, causes wind-guiding side flow loss；Such as volute tongue
Distance is too small between fan, then the eddy current crack that air-flow produces then can substantially increase, so needing to try the design for optimizing volute tongue
Scheme.
A kind of assembled guide vane vortex tongue structure of centrifugal fan, the whirlpool are disclosed in Chinese invention patent CN 101307778A
Aid in vortex tongue using multiple guide vanes in front of tongue, guide vane is cumulative apart from the distance of impeller center, guide vane above play water conservancy diversion with
Wind action is cut, guide vane wind cutting amount below is small, each guide vane lower end line and 10 degree to 15 degree angles of horizontal plane updip.
Though in above-mentioned existing patent, noise caused by fan running is suitably reduced, but it is needed before vortex tongue
Side sets single guide vane to be aided in, and the setting angle requirement to guide vane is more stringent, so as to add difficulty of processing, carries
High complete machine cost.
The content of the invention
To solve the above-mentioned problems, the present invention provides a kind of volute tongue structure, ducting system and indoor apparatus of air conditioner, the hair
It is bright that different stress surfaces is set on volute tongue windward side, so as to disperse stress, it is greatly reduced caused by fan running
Noise, and easy processing simple in structure, have saved processing cost.
In order to achieve the above object, the technical solution adopted by the present invention is：
A kind of volute tongue structure, including volute tongue body, formed with windward side and wind-guiding side on the volute tongue body, correspond to
The stressed member formed with different stress surfaces is provided with the volute tongue body of the windward side.
As the further optimization of the present invention, the stressed member is formed as one recessed in the undaform on the volute tongue body
Convex body, the projection of the undaform Asperity model are multiple stress surfaces that the stressed member is formed.
As the further optimization of the present invention, the stress surface vertical height phase of the multiple protrusions formed on the stressed member
Together.
As the further optimization of the present invention, the undaform of the stressed member is sinusoidal waveform.
As the further optimization of the present invention, the stress surface vertical height of the multiple protrusions formed on the stressed member is not
Together.
A kind of ducting system of indoor apparatus of air conditioner, including the volute tongue structure described in any of the above-described kind of embodiment.
Further as the present invention optimizes, including base, and the fan being installed on the base, the fan
Air outlet side is provided with the volute tongue structure, and fan described in the windward side face of the volute tongue structure is set.
As the further optimization of the present invention, the fan is axial-flow fan, and the stressed member is parallel to the through-flow wind
The axial setting of fan.
A kind of indoor apparatus of air conditioner, including body, the ducting system described in any embodiment is provided with the body.
As the further optimization of the present invention, the body is wall-hanging.
Compared with prior art, the advantages and positive effects of the present invention are：
1st, volute tongue structure of the invention, it is provided with the stress that can form multiple stress surfaces on the windward side of volute tongue body
Part, when the air-flow that fan drives is returned on the inside of air passage from windward side, has disperseed stress, have adjusted air-flow, so that air-flow pressure
Power is steady, and pulsation reduces, and then is greatly reduced noise caused by fan running, moreover, set on the windward side by
Power part, easy processing simple in structure, so as to greatly save processing cost；
2nd, indoor apparatus of air conditioner ducting system of the invention, its volute tongue structure setting used have stressed member, and air-flow is carried out
Adjust, so as to reduce disturbance of the irregular air-flow to axial-flow fan, make axial-flow fan smooth running, reduce air-flow
Noise.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the front view of volute tongue structure of the present invention；
Fig. 2 is the top view of volute tongue structure of the present invention；
Fig. 3 is the left view of volute tongue structure of the present invention；
Fig. 4 is the schematic diagram of indoor apparatus of air conditioner ducting system of the present invention.
Above in each figure：1st, volute tongue body；2nd, windward side；21st, stressed member；3rd, wind-guiding side；4th, fan；5th, air outlet；6、
Base.
Embodiment
In the following, the present invention is specifically described by exemplary embodiment.It should be appreciated, however, that not into one
In the case of step narration, element, structure and features in an embodiment can also be advantageously incorporated into other embodiment
In.
In the description of the present invention, it is to be understood that term " " center ", " on ", " under ", "front", "rear", " left side ",
The orientation or position relationship of the instruction such as " right side ", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are based on shown in the drawings
Orientation or position relationship, are for only for ease of the description present invention and simplify description, rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the description of the present invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
It to be to be connected directly, can also be indirectly connected by intermediary, can be the connection inside two elements.For this area
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Referring to Fig. 1, the present invention provides a kind of volute tongue structure, which includes volute tongue body 1, the volute tongue
Formed with windward side 2 and wind-guiding side 3 on body 1, to be formed corresponding to being provided with the volute tongue body 1 of the windward side 2
There is the stressed member 21 of different stress surfaces；On gas shock to the stressed member 21, under the action of different stress surfaces, disperse and put down
The whole distribution of stream pressure, to reduce the noise of air-flow generation.
The such scheme of the present invention, can form the stress of multiple stress surfaces by being provided with the windward side of volute tongue body
Part, when the air-flow that fan drives is returned on the inside of air passage from windward side, has disperseed the stress of air-flow, air-flow is have adjusted so as to play
Effect, and then make stream pressure steady, pulsation reduces, and noise caused by fan running is greatly reduced, moreover, this is met
The stressed member set on wind side, easy processing simple in structure, so as to greatly save processing cost.
With continued reference to Fig. 1, in above-mentioned, the stressed member 21 is formed as one recessed in the undaform on the volute tongue body 1
Convex body, the projection of the undaform Asperity model are multiple stress surfaces that the stressed member 21 is formed.In addition, the stress
Its face vertical height of the stress of the multiple protrusions formed on part 21 is identical.The stress surface of equal height can be such that air-flow slows down successively,
Large impact suddenly will not be caused, so as to produce loud noise.As a preferred embodiment, under this kind of embodiment, the stressed member
21 undaform is sinusoidal waveform.
In addition, the stress surface vertical height of the multiple protrusions formed on stressed member 21 described above also can be different, and at this
It is preferable under embodiment, vertical height from fan outlet to air passage inside direction on, its vertical height is incremented by successively, so
Can make it is distinguished and admirable be gradually reduced, avoid distinguished and admirable impact.
Whether the height of projection is identical in above-mentioned undaform Asperity model can difference leaf according to fan and established angle
Or evaporator load it is different and specifically select, do not limit specifically herein.
As shown in Fig. 2, additionally providing a kind of ducting system in the present invention, which includes any of the above-described kind of embodiment
The volute tongue structure.
Specifically, the ducting system includes base 6, and the fan 4 being installed on the base 6, the fan 4 are preferably
Axial-flow fan, 5 side of air outlet of the fan 4 are provided with the volute tongue structure, described in 2 face of windward side of the volute tongue structure
Fan 4 is set, and the stressed member 21 is set parallel to the axial direction of the axial-flow fan.
Further, present invention also offers a kind of indoor apparatus of air conditioner, which includes body, in the body
It is provided with the ducting system described in any embodiment.In addition, it is furthermore preferred that the body is wall-hanging.I.e. described air-conditioning
Indoor unit is wall-hanging indoor unit.
The present invention in the windward side of volute tongue structure by being provided with the stressed member with multiple stress surfaces, when the air-flow of fan
When passing through windward side, disperse the stress surface of air-flow, so as to reduce the noise in air passage, improve tonequality, while there is holding
Air quantity is constant or makes the effect of air quantity raising.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of volute tongue structure, including volute tongue body, it is characterised in that：Formed with windward side and wind-guiding on the volute tongue body
Side, corresponding to being provided with the stressed member formed with different stress surfaces on the volute tongue body of the windward side.
2. volute tongue structure according to claim 1, it is characterised in that：The stressed member is formed as one in the volute tongue body
On undaform Asperity model, the projection of the undaform Asperity model is multiple stress surfaces that the stressed member is formed.
3. volute tongue structure according to claim 2, it is characterised in that：The stress surface of the multiple protrusions formed on the stressed member
Vertical height is identical.
4. the volute tongue structure according to Claims 2 or 3, it is characterised in that：The undaform of the stressed member is sinusoidal waveform.
5. volute tongue structure according to claim 2, it is characterised in that：The stress surface of the multiple protrusions formed on the stressed member
Vertical height is different.
A kind of 6. ducting system, it is characterised in that：Including the volute tongue structure any one of claim 1-5.
7. ducting system according to claim 6, it is characterised in that：Including base, and the wind being installed on the base
Fan, the air outlet side of the fan are provided with the volute tongue structure, and fan described in the windward side face of the volute tongue structure is set.
8. ducting system according to claim 7, it is characterised in that：The fan is axial-flow fan, and the stressed member is parallel
Set in the axial direction of axial-flow fan.
9. a kind of indoor apparatus of air conditioner, including body, it is characterised in that：Any one of claim 6-8 is provided with the body
The ducting system.
10. indoor apparatus of air conditioner according to claim 9, it is characterised in that：The body is wall-hanging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711275216.9A CN107956747A (en) | 2017-12-06 | 2017-12-06 | Volute tongue structure, ducting system and indoor apparatus of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711275216.9A CN107956747A (en) | 2017-12-06 | 2017-12-06 | Volute tongue structure, ducting system and indoor apparatus of air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107956747A true CN107956747A (en) | 2018-04-24 |
Family
ID=61957907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711275216.9A Pending CN107956747A (en) | 2017-12-06 | 2017-12-06 | Volute tongue structure, ducting system and indoor apparatus of air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107956747A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108954755A (en) * | 2018-10-24 | 2018-12-07 | 奥克斯空调股份有限公司 | air channel structure and air conditioner |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204254743U (en) * | 2014-11-03 | 2015-04-08 | 美的集团武汉制冷设备有限公司 | Indoor unit of wall hanging type air conditioner and air-conditioner |
| CN205876812U (en) * | 2016-08-03 | 2017-01-11 | 广东美的制冷设备有限公司 | Snail tongue, wind channel structure and split air conditioner |
| CN206094460U (en) * | 2016-09-20 | 2017-04-12 | Tcl空调器(中山)有限公司 | Air conditioner air duct subassembly and air conditioner that has it |
| CN106907773A (en) * | 2017-03-22 | 2017-06-30 | 广东美的制冷设备有限公司 | Snail tongue, air channel structure and air-conditioner |
| CN207539093U (en) * | 2017-12-06 | 2018-06-26 | 海信（广东）空调有限公司 | Volute tongue structure, ducting system and air conditioner indoor unit |
-
2017
- 2017-12-06 CN CN201711275216.9A patent/CN107956747A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204254743U (en) * | 2014-11-03 | 2015-04-08 | 美的集团武汉制冷设备有限公司 | Indoor unit of wall hanging type air conditioner and air-conditioner |
| CN205876812U (en) * | 2016-08-03 | 2017-01-11 | 广东美的制冷设备有限公司 | Snail tongue, wind channel structure and split air conditioner |
| CN206094460U (en) * | 2016-09-20 | 2017-04-12 | Tcl空调器(中山)有限公司 | Air conditioner air duct subassembly and air conditioner that has it |
| CN106907773A (en) * | 2017-03-22 | 2017-06-30 | 广东美的制冷设备有限公司 | Snail tongue, air channel structure and air-conditioner |
| CN207539093U (en) * | 2017-12-06 | 2018-06-26 | 海信（广东）空调有限公司 | Volute tongue structure, ducting system and air conditioner indoor unit |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108954755A (en) * | 2018-10-24 | 2018-12-07 | 奥克斯空调股份有限公司 | air channel structure and air conditioner |
| CN108954755B (en) * | 2018-10-24 | 2023-09-15 | 奥克斯空调股份有限公司 | Air duct structure and air conditioner |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108266808A (en) | Cabinet air-conditioner and air conditioner | |
| CN101182941A (en) | Ceiling type air conditioner | |
| CN204460470U (en) | A kind of wall hanging type air conditioner indoor unit and air-conditioner | |
| CN106438466A (en) | Centrifugal fan and air-conditioner indoor unit | |
| CN106403242A (en) | Air conditioner as well as panel bracket and front casing assembly thereof | |
| CN205481331U (en) | Axial compressor cabinet -type air conditioner | |
| CN208025762U (en) | A kind of novel fan filter bank guiding device | |
| CN107956747A (en) | Volute tongue structure, ducting system and indoor apparatus of air conditioner | |
| CN104564816A (en) | Fan blade and electric fan with fan blade | |
| CN207539093U (en) | Volute tongue structure, ducting system and air conditioner indoor unit | |
| CN219711884U (en) | Volute structure, fresh air module and fresh air conditioner | |
| US20170003038A1 (en) | Air-conditioning indoor machine | |
| CN205316624U (en) | Axial compressor cabinet -type air conditioner | |
| CN207225019U (en) | On-board air conditioner and its centrifugal blower mounting structure | |
| CN106225090A (en) | Air pipe type air-conditioner and control method thereof | |
| CN204003615U (en) | A kind of spiral case of centrifugal blower | |
| CN207975709U (en) | Fume extractor | |
| CN206222646U (en) | Wall-mounted spherical indoor set | |
| CN207945739U (en) | Cabinet air-conditioner and air conditioner | |
| CN209960635U (en) | Wall-mounted air conditioner indoor unit | |
| CN203584899U (en) | Fan blade and electric fan provided with same | |
| CN207262573U (en) | Wind shield, air conditioner room unit and air conditioner | |
| CN208845403U (en) | A kind of axial flow blower | |
| CN207936244U (en) | A kind of air-conditioning internal machine drain assembly, air conditioner indoor unit and air conditioner | |
| CN208950958U (en) | A kind of novel flabellum, empennage and fan structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |