CN205876812U - Snail tongue, wind channel structure and split air conditioner - Google Patents
Snail tongue, wind channel structure and split air conditioner Download PDFInfo
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- CN205876812U CN205876812U CN201620842044.3U CN201620842044U CN205876812U CN 205876812 U CN205876812 U CN 205876812U CN 201620842044 U CN201620842044 U CN 201620842044U CN 205876812 U CN205876812 U CN 205876812U
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- snail tongue
- snail
- hyoplastron
- spiral case
- noise
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Abstract
The utility model relates to a wind channel equipment technical field especially relates to a snail tongue, wind channel structure and split air conditioner, including being used for installing the snail tongue body on the spiral case, the side of the tubular wine wheel of snail tongue body in the spiral case is glossy plane or curved surface, and this the amortization portion that is equipped with a plurality of even settings on the surface. The beneficial effects of the utility model are that: set up amortization portion on the side of the tubular wine wheel of snail tongue body in the spiral case, the air through near snail tongue before the adjustment of amortization portion flows and distributes, can reduce the impact of air current and wind wheel snail tongue before and, reaches effectually and lowers the effect of noise.
Description
Technical field
This utility model relates to air channel equipment technical field, particularly relates to a kind of snail tongue, air channel structure and split type sky
Adjust device.
Background technology
It is provided with front snail tongue at the air outlet of the cross flow fan of the indoor set of detachable air conditioner, is used for being directed to indoor set
The air-flow of drain pan shunts, and prevents portion gas at spiral case internal circulation flow.The structure of the front snail tongue air outlet to indoor set
Noise and tonequality have vital impact.
The noise of cross flow fan is mainly made up of rotational noise and eddy current crack.Rotational noise is that a kind of discrete frequency is made an uproar
Sound, plays a decisive role.The root that rotational noise produces has 2 points, and one is owing to the pressure field on blade and blade is along with work
Make wheel to rotate, surrounding medium is produced disturbance and produces noise；Two is that impeller outlet exists following wake, the speed of air-flow and pressure
The most uneven, such airflow function, on spiral case, is the formation of pressure pulsation in time on spiral case and the most just creates and make an uproar
Sound.
Therefore, the noise that before how solving in prior art, snail tongue causes is relatively big and air-flow asking at spiral case internal circulation flow
Topic, becomes those skilled in the art's important technological problems to be solved.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of simple in construction, can effectively reduce the snail of wind noise
Tongue, air channel structure and detachable air conditioner.
The technical scheme that this utility model solves above-mentioned technical problem is as follows: a kind of snail tongue, including for being arranged on spiral case
On snail tongue body, described snail tongue body is smooth plane or curved surface towards the one side at the center in spiral case, and the table in this face
Face is provided with some noise elimination part being uniformly arranged.
The beneficial effects of the utility model are: arrange noise elimination part at snail tongue body in the one side at the center in spiral case,
Before being adjusted by noise elimination part, the air near snail tongue flows and distribution, it is possible to reduces air-flow and wind wheel and the impact of front snail tongue, reaches
To the effectively effect of noise-decreasing.
On the basis of technique scheme, this utility model can also do following improvement.
Further, described noise elimination part is noise reduction groove.
Above-mentioned further scheme is used to provide the benefit that: noise elimination part uses noise reduction groove, the air-flow that cross flow fan produces
Through snail tongue body, the flow direction in the effect lower part airflow of noise reduction groove changes, so that whole air-flow
Distribution changes so that the noise that air-flow produces is cancelled out each other to a certain extent, plays effective Noise Reduction.
Further, described noise reduction groove is circular groove.
Above-mentioned further scheme is used to provide the benefit that: noise reduction groove uses circular groove, it is to avoid air-flow and noise reduction
The directly impact of groove produces extra noise.
Further, described noise elimination part is noise reduction projection.
Above-mentioned further scheme is used to provide the benefit that: noise elimination part uses noise reduction projection, the air-flow that cross flow fan produces
Through snail tongue body, the flow direction in the effect lower part airflow of noise reduction projection changes, so that whole air-flow
Distribution changes so that the noise that air-flow produces is cancelled out each other to a certain extent, plays effective Noise Reduction.
Further, described noise reduction projection is circular arc projection.
Above-mentioned further scheme is used to provide the benefit that: noise reduction projection uses circular arc projection, it is to avoid air-flow and noise reduction
The directly impact of projection produces extra noise.
Further, described snail tongue body includes integrated first snail hyoplastron and the second snail hyoplastron, described first snail tongue
The side of plate is connected with the side of described second snail hyoplastron, and the one side of described first snail hyoplastron is provided with described noise elimination part.
Above-mentioned further scheme is used to provide the benefit that: snail tongue body uses integrated first snail hyoplastron and second
Snail hyoplastron, the side of the first snail hyoplastron is fixed on spiral case, and relative side is connected with the side of the second snail hyoplastron, structure letter
Single, easy to make.
Further, the angle between described first snail hyoplastron and described second snail hyoplastron is less than 90 degree.
Above-mentioned further scheme is used to provide the benefit that: owing to tubular wine wheel is cylindrical type structure, the first snail hyoplastron
With the angle that second between snail hyoplastron is less than 90 degree, increase to the distance between cross flow fan and the second snail hyoplastron air intake vent, increase
Second snail hyoplastron is provided with the one side of noise elimination part and distinguished and admirable contacting, and reduces the distinguished and admirable direct impact with whole snail tongue, noise-decreasing.
A kind of air channel structure, including spiral case and front snail tongue, described front snail tongue is arranged in described spiral case, and described front snail tongue is
Snail tongue described above.
A kind of detachable air conditioner, including air channel structure described above and tubular wine wheel, described tubular wine wheel is arranged on institute
State in air channel structure.
Accompanying drawing explanation
Fig. 1 is the perspective view of snail tongue described in the utility model；
Fig. 2 is the front view of snail tongue described in the utility model；
Fig. 3 is the A-A face sectional view in Fig. 2, and in accompanying drawing, noise elimination part is noise reduction groove；
Fig. 4 is the A-A face sectional view in Fig. 2, and in accompanying drawing, noise elimination part is noise reduction projection；
Fig. 5 is the structural representation of air channel structure described in the utility model；
Fig. 6 is the structural representation of wind described in the utility model prompting air-conditioner.
In accompanying drawing, the list of parts representated by each label is as follows:
1, snail tongue body, the 11, first snail hyoplastron, the 12, second snail hyoplastron, 2, noise elimination part, 21, noise reduction groove, 22, noise reduction convex
Block, 3, chassis, 4, spiral case, 5, front snail tongue, 6, rear snail tongue, 7, tubular wine wheel, 8, heat exchanger.
Detailed description of the invention
Being described principle of the present utility model and feature below in conjunction with accompanying drawing, example is served only for explaining this practicality
Novel, it is not intended to limit scope of the present utility model.
As shown in Figure 1 and Figure 2, snail tongue described in the utility model includes the snail tongue body 1 for being arranged on volute of blower 4,
Described snail tongue body 1 is smooth plane or curved surface towards the one side of the tubular wine wheel 7 in volute of blower 4, and the surface in this face
It is provided with some noise elimination part 2 being uniformly arranged.Described snail tongue body 1 includes integrated first snail hyoplastron 11 and the second snail tongue
Plate 12, the side of described first snail hyoplastron 11 is connected with the side of described second snail hyoplastron 12, the one of described first snail hyoplastron 11
Face is provided with described noise elimination part 2.
Preferably, the angle between described first snail hyoplastron 11 and described second snail hyoplastron 12 is less than 90 degree.Snail tongue body 1
Using integrated first snail hyoplastron 11 and the second snail hyoplastron 12, the side of the first snail hyoplastron 11 is fixed on spiral case 4, relatively
Side be connected with the side of the second snail hyoplastron 12, simple in construction, easy to make.Owing to tubular wine wheel 7 is cylindrical type structure,
Angle between first snail hyoplastron 11 and the second snail hyoplastron 12 is less than 90 degree, increases to cross flow fan and the second snail hyoplastron 12 air intake vent
Between distance, increase the second snail hyoplastron 12 and be provided with the one side of noise elimination part 2 and distinguished and admirable contacting, reduce distinguished and admirable with whole snail tongue
Directly impact, noise-decreasing.
Being illustrated in figure 3 the sectional view of a kind of embodiment of snail tongue of the present utility model, noise elimination part 2 described in accompanying drawing is for disappearing
Sound groove 21, described noise reduction groove 21 is circular groove.Noise elimination part 2 uses noise reduction groove 21, the air-flow that cross flow fan produces
When through snail tongue body 1, the flow direction in the effect lower part airflow of noise reduction groove 21 changes, so that whole air-flow
Distribution change so that air-flow produce noise cancel out each other to a certain extent, play effective Noise Reduction.Noise reduction
Groove 21 uses circular groove, it is to avoid air-flow produces extra noise with the directly impact of noise reduction groove 21.
Being illustrated in figure 4 the sectional view of the another kind of embodiment of snail tongue of the present utility model, noise elimination part 2 described in accompanying drawing is
Noise reduction projection 22, described noise reduction projection 22 is circular arc projection.Noise elimination part 2 uses noise reduction projection 22, the gas that cross flow fan produces
Stream is when through snail tongue body 1, and the flow direction in the effect lower part airflow of noise reduction projection 22 changes, so that whole gas
The distribution of stream changes so that the noise that air-flow produces is cancelled out each other to a certain extent, plays effective Noise Reduction.Disappear
Sound projection 22 uses circular arc projection, it is to avoid air-flow produces extra noise with the directly impact of noise reduction projection 22.
As it is shown in figure 5, the invention also discloses a kind of air channel structure, including spiral case 4 and chassis 3, described chassis 3 is solid
It is scheduled on described spiral case 4, in described spiral case 4, is provided with front snail tongue 5 and rear snail tongue 6, and described front snail tongue 5 uses snail described above
Tongue structure.
As shown in Figure 6, the invention also discloses a kind of detachable air conditioner, including including chassis 3, chassis 3 is fixed
It is located on spiral case 4, is provided with front snail tongue 5 and rear snail tongue 6 in described spiral case 4, in described spiral case 4, tubular wine wheel 7 is installed, and described
Front snail tongue 5 uses snail tongue structure described above, described chassis 3 to be provided with heat exchanger 8.
The beneficial effects of the utility model are: at snail tongue body 1 towards in the one side of the tubular wine wheel 7 in volute of blower 4
Noise elimination part 2 is set, adjusts air near front snail tongue 5 by noise elimination part 2 and flow and distribution, it is possible to reduce air-flow and wind wheel and front
The impact of snail tongue 5, reaches the effective and effect of noise-decreasing.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in guarantor of the present utility model
Within the scope of protecting.
Claims (9)
1. a snail tongue, including the snail tongue body for being arranged on spiral case, it is characterised in that described snail tongue body is towards spiral case
The one side at interior center is smooth plane or curved surface, and the surface in this face is provided with some noise elimination part being uniformly arranged.
A kind of snail tongue the most according to claim 1, it is characterised in that described noise elimination part is noise reduction groove.
A kind of snail tongue the most according to claim 2, it is characterised in that described noise reduction groove is circular groove.
A kind of snail tongue the most according to claim 1, it is characterised in that described noise elimination part is noise reduction projection.
A kind of snail tongue the most according to claim 4, it is characterised in that described noise reduction projection is circular arc projection.
6. according to a kind of snail tongue described in any one of claim 1 to 5, it is characterised in that described snail tongue body includes integrally becoming
First snail hyoplastron of type and the second snail hyoplastron, the side of described first snail hyoplastron is connected with the side of described second snail hyoplastron, institute
The one side stating the first snail hyoplastron is provided with described noise elimination part.
A kind of snail tongue the most according to claim 6, it is characterised in that described first snail hyoplastron and described second snail hyoplastron it
Between angle less than 90 degree.
8. an air channel structure, including spiral case and front snail tongue, described front snail tongue is arranged in described spiral case, it is characterised in that institute
Stating front snail tongue is the snail tongue as described in any one of claim 1 to 7.
9. a detachable air conditioner, it is characterised in that include air channel structure described in claim 8 and tubular wine wheel, described in pass through
Stream wind wheel is arranged in described air channel structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620842044.3U CN205876812U (en) | 2016-08-03 | 2016-08-03 | Snail tongue, wind channel structure and split air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620842044.3U CN205876812U (en) | 2016-08-03 | 2016-08-03 | Snail tongue, wind channel structure and split air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205876812U true CN205876812U (en) | 2017-01-11 |
Family
ID=57702019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620842044.3U Active CN205876812U (en) | 2016-08-03 | 2016-08-03 | Snail tongue, wind channel structure and split air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205876812U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN106989442A (en) * | 2017-05-12 | 2017-07-28 | 广州华凌制冷设备有限公司 | Indoor apparatus of air conditioner |
| CN107435979A (en) * | 2017-08-16 | 2017-12-05 | 珠海格力电器股份有限公司 | Air outlet structure and air conditioner |
| CN107702306A (en) * | 2017-10-30 | 2018-02-16 | 四川长虹空调有限公司 | Air conditioner room unit snail tongue and air conditioner room unit |
| CN107940716A (en) * | 2017-11-06 | 2018-04-20 | 海信（山东）空调有限公司 | A kind of wind-guiding grate and air-conditioning |
| CN107956746A (en) * | 2017-10-20 | 2018-04-24 | 珠海格力电器股份有限公司 | Noise reduction current collector for centrifugal fan, centrifugal fan and air conditioning system |
| CN107956747A (en) * | 2017-12-06 | 2018-04-24 | 海信（广东）空调有限公司 | Volute tongue structure, air duct system and air conditioner indoor unit |
| CN116123148A (en) * | 2023-02-20 | 2023-05-16 | 扬州大学 | Novel bulb body structure with regular pits on surface based on energy conservation and noise reduction |
-
2016
- 2016-08-03 CN CN201620842044.3U patent/CN205876812U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN106989442A (en) * | 2017-05-12 | 2017-07-28 | 广州华凌制冷设备有限公司 | Indoor apparatus of air conditioner |
| CN107435979A (en) * | 2017-08-16 | 2017-12-05 | 珠海格力电器股份有限公司 | Air outlet structure and air conditioner |
| CN107956746A (en) * | 2017-10-20 | 2018-04-24 | 珠海格力电器股份有限公司 | Noise reduction current collector for centrifugal fan, centrifugal fan and air conditioning system |
| CN107702306A (en) * | 2017-10-30 | 2018-02-16 | 四川长虹空调有限公司 | Air conditioner room unit snail tongue and air conditioner room unit |
| CN107702306B (en) * | 2017-10-30 | 2024-01-30 | 四川长虹空调有限公司 | Volute tongue for air conditioner indoor unit and air conditioner indoor unit |
| CN107940716A (en) * | 2017-11-06 | 2018-04-20 | 海信（山东）空调有限公司 | A kind of wind-guiding grate and air-conditioning |
| CN107956747A (en) * | 2017-12-06 | 2018-04-24 | 海信（广东）空调有限公司 | Volute tongue structure, air duct system and air conditioner indoor unit |
| CN116123148A (en) * | 2023-02-20 | 2023-05-16 | 扬州大学 | Novel bulb body structure with regular pits on surface based on energy conservation and noise reduction |
| CN116123148B (en) * | 2023-02-20 | 2023-09-29 | 扬州大学 | Novel bulb body structure with regular pits on surface based on energy conservation and noise reduction |
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| Date | Code | Title | Description |
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| GR01 | Patent grant |