CN205316620U - Air fairing and air conditioner - Google Patents
Air fairing and air conditioner Download PDFInfo
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- CN205316620U CN205316620U CN201521131960.8U CN201521131960U CN205316620U CN 205316620 U CN205316620 U CN 205316620U CN 201521131960 U CN201521131960 U CN 201521131960U CN 205316620 U CN205316620 U CN 205316620U
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- air
- lower frame
- fairing
- rectification block
- spiral case
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Abstract
The utility model discloses an air fairing, this air fairing include rectification dog and wind channel spiral case, the free tubular wine wheel of transferring the ware of holding in the spiral case of wind channel, this wind channel spiral case be including the lower frame and the last frame that constitute the air conditioner wind channel, the tubular wine wheel of air conditioner was introduced to the wind channel spiral case air flow guide flows to the air outlet, the rectification dog set up in be close to air outlet department on the lower frame. The utility model discloses restrain the outer gas reflux of air outlet to the air outlet in, and then restrained the pulsation sound of surging to it the surge technical problem of sound of pulsation appears to have solved the air conditioner.
Description
Technical field
This utility model relates to air-conditioning technical field, particularly relates to a kind of air fairing and air-conditioner.
Background technology
Part equipped with the separated wall hanging type air conditioner of tubular wine wheel in order to take into account refrigeration time, wind energy is as far as possible toward blowing up, when heating, wind energy, toward blowing down, when designing air outlet duct, conscious will be pressed under the molded line of air outlet upper end, but for keeping the air-out expansion segment angle of flare, air outlet lower end molded line also can conscious under press, in air outlet direction, air outlet diffuser low bottom-disc can form the low regime of relative other positions of air outlet; Particularly after air-conditioner life-time service, drainage screen laying dust, or under air-conditioner refrigerating state, evaporator fin hydrops, all can cause that air intake resistance increases, air intake has some setbacks, and during with rotating speed, can fall sharply under air quantity compared with normal state; Thus causing that local, air conditioner air-out region wind speed is too small, part low regime is not enough to overcome air channel inside static pressure, produces the gas backstreaming outside air port and enters the generation causing pulsation surge sound in air outlet.
Utility model content
Main purpose of the present utility model is in that to provide a kind of air fairing and air-conditioner, it is intended to solves air-conditioner and the technical problem of pulsation surge sound occurs.
For achieving the above object, this utility model embodiment provides a kind of air fairing, this air fairing includes rectification block and air-duct spiral case, the tubular wine wheel of air-conditioner it is equipped with in described air-duct spiral case, this air-duct spiral case includes the lower frame and the upper side frame that constitute air-conditioned wind tunnel, the air-flow that the tubular wine wheel of air-conditioner is introduced by described air-duct spiral case guides and flows out to air outlet, and described rectification block is arranged on described lower frame near air outlet place.
Preferably, the cross section of described rectification block is arc.
Preferably, described rectification block is inner concave arc surface towards the one side within described air-duct spiral case.
Preferably, the plane tangent of the inner concave arc surface of described rectification block and described lower frame.
The angle being preferably based on described lower frame and upper side frame determines air-conditioner low regime on this lower frame, and described rectification block is arranged in this low regime.
Preferably, described low regime cross section is triangle, the point of contact that the inner concave arc surface of described rectification block is tangent with lower frame overlaps away from the boundary point of air outlet with described low regime, the inner concave arc surface of described rectification block overlaps with eccentric arc, this eccentric arc is the center of the eccentric vortex with air-conditioned wind tunnel is the center of circle, is radius institute camber with this center of circle to low regime away from the distance of the boundary point of air outlet.
Preferably, the inner concave arc surface peak of described rectification block to the distance of lower frame be more than or equal to the distance of described low regime peak to lower frame.
Preferably, described rectification block is multiple, and this rectification block is located at described lower frame two ends along its length.
Preferably, described rectification block is fixing with described lower frame is connected or one-body molded.
This utility model embodiment also provides for a kind of air-conditioner, described air-conditioner includes above-mentioned air fairing and tubular wine wheel, described tubular wine wheel is arranged in the air-duct spiral case of this air fairing, and this tubular wine wheel introduces the air outlet that external air flow is drained to the upper side frame of this air-duct spiral case by described air-duct spiral case and lower frame is constituted and blows out.
This utility model is by going out to arrange rectification block at the lower frame of air fairing near air outlet, rectification block is arranged on the air-out direction of air-conditioner, thus air outlet cross section is blocked by rectification block, reduce the air-out cross section of air outlet, the local lifting flow velocity of eluting gas, use pneumatic pressure to strengthen, thus air-out dynamic pressure is more big just can overcome bigger airflow reflux static pressure, thus suppressing the outer gas of air outlet to be back in air outlet, and then inhibit pulsation surge sound, thus solve air-conditioner the technical problem of pulsation surge sound occurs.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to the structure according to these accompanying drawings obtains other accompanying drawing.
Fig. 1 is this utility model air fairing section the first schematic diagram;
Fig. 2 is this utility model air fairing section the second schematic diagram;
Fig. 3 is the partial schematic diagram of this utility model air fairing;
Fig. 4 is the position relationship schematic diagram of this air-conditioning fairing and air-conditioner in this utility model air-conditioning fairing one embodiment.
Drawing reference numeral illustrates:
| Rectification block 1 | Air-duct spiral case 2 | Lower frame 21 | Upper side frame 22 |
| Tubular wine wheel 10 | Wind direction F | Center of vorticity O | Air outlet W |
| Low regime S | Boundary point P |
The realization of this utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than whole embodiments. Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
Need explanation, in this utility model embodiment, directional instruction (such as up, down, left, right, before and after ...) is only for explaining relative position relation between each parts, motion conditions etc. under a certain particular pose (as shown in drawings), if this particular pose changes, then directionality instruction also correspondingly changes therewith.
It addition, relate to the description of " first ", " second " etc. in this utility model only for descriptive purposes, and it is not intended that instruction or imply its relative importance or the implicit quantity indicating indicated technical characteristic. Thus, define " first ", the feature of " second " can express or implicitly include at least one this feature. Additionally; technical scheme between each embodiment can be combined with each other; but must be based on those of ordinary skill in the art are capable of; when technical scheme combination occur conflicting maybe cannot realize time will be understood that the combination of this technical scheme is absent from, also not this utility model require protection domain within.
The utility model proposes a kind of air fairing, with reference to Fig. 2 and Fig. 3, this air fairing includes rectification block 1 and air-duct spiral case 2, the tubular wine wheel 10 of air-conditioner it is equipped with in air-duct spiral case 2, this air-duct spiral case 2 includes the lower frame 21 and the upper side frame 22 that constitute air-conditioned wind tunnel, the air outlet W that the air-flow that the tubular wine wheel 10 of air-conditioner is introduced by air-duct spiral case 2 guides to air channel flows out, and rectification block 1 is arranged on lower frame 21 near air outlet W place.
Air-duct spiral case 2 is by mounted therein for tubular wine wheel 10, tubular wine wheel 10 is carried out drain (as shown in Fig. 2 air current flow direction F) from the air-flow of external suction by the inwall of air-duct spiral case 2, major part air-flow circulation is flowed out to air-conditioned wind tunnel air outlet W, and fraction air-flow is again introduced into the circulation of air flow in air-duct spiral case 2 from the vortex tongue walking around upper side frame 22 end. Rectification block 1 is arranged on lower frame 21 near air outlet place, and namely rectification block 1 is arranged on the air-out direction of air-conditioner, and the cross section of this rectification block 1 can be arbitrary shape, for instance convex square, outer, indent arc etc. With reference to Fig. 4, this rectification block 1 is one, and this rectification block 1 is be located at lower frame 21 surface and overall continuous print strip block that the length direction along this lower frame 21 extends; Rectification block 1 is multiple, and this rectification block 1 is located at lower frame 21 two ends alongst.
In the present embodiment, go out to arrange rectification block 1 by the lower frame 21 at air fairing near air outlet W, rectification block 1 is arranged on the air-out direction of air-conditioner, thus air outlet W air-out cross section is blocked by rectification block 1, reduce the air-out cross section of air outlet W, the local lifting flow velocity of eluting gas, use pneumatic pressure to strengthen, thus air-out dynamic pressure is more big just can overcome bigger airflow reflux static pressure, thus suppressing the outer gas of air outlet W to be back in air outlet W, and then inhibit pulsation surge sound, thus solving air-conditioner the technical problem of pulsation surge sound occurs.
Further, with reference to Fig. 2 and Fig. 3, the cross section of rectification block 1 is arc, when airflow passes rectification block 1 position, it is more soft that the rectification block 1 of arc makes air-flow change direction, the change in flow of blowout air-flow is more mild, it is to avoid abnormal sound occur because sharply changing through air outlet blowout air-flow velocity.
Preferably, rectification block 1 is inner concave arc surface towards the one side within air-duct spiral case, namely the side that rectification block 1 is highly relatively low is internal towards air-duct spiral case 2, deviate from mutually with air-out direction, the side that this rectification block 1 is highly higher is consistent with air-out direction, thus alleviating the air-flow wind speed generation drastic change flowing through rectification block 1 further, weakening air-out air-flow further and the intensity of abnormal sound occurs because air-flow velocity sharply changes. Alternatively, the inner concave arc surface of rectification block 1 and the plane tangent of lower frame, the air-flow flowing through rectification block 1 can enter on its inner concave arc surface by non-resistance, thus alleviating the air-flow wind speed generation drastic change flowing through rectification block 1 further, improve the structural stability of air fairing, also reduce intensity and probability that abnormal sound occurs.
Further, seeing figures.1.and.2, the angle based on lower frame 21 and upper side frame 22 determines air-conditioner low regime S on this lower frame 21, and rectification block 1 is arranged in the S of this low regime.
Angle formed by low regime and the lower frame 21 of air-duct spiral case 1 and upper side frame 22 is relevant, and the scope of the more big then low regime of this angle is more big. Specifically, probe velocimetry can be passed through on lower frame 21, the particularly two ends of lower frame 21 length direction, air-out direction on detection draw low regime S (gas flow rate is called low speed less than preset value), rectification block 1 is arranged in the S of this low regime, preferably, the coverage of rectification block 1 coverage slightly larger than low regime S, thus the air-flow of low regime S is raised speed by rectification block 1 comprehensively, it is further ensured that all air-flows flowing through low regime S will not reflux after flowing out air outlet W.
Preferably, with reference to Fig. 2, low regime S cross section is triangle, the inner concave arc surface of rectification block 1 point of contact tangent with lower frame 21 overlaps away from the boundary point P of air outlet W with low regime S, the inner concave arc surface of rectification block 1 overlaps with eccentric arc, this eccentric arc is the center O of the eccentric vortex with air-conditioned wind tunnel is the center of circle, is radius institute camber with this center of circle to low regime S away from the distance of the boundary point P of air outlet. Additionally, inner concave arc surface away from the distance of the end distance lower frame 21 of boundary point P (i.e. inner concave arc surface peak) more than the distance of low regime S apogee distance lower frame 21. Adopt this scheme, the rectification block 1 gas flow speeding best results to flowing through low regime S, eliminate or alleviate surge phenomenon the best.
In addition, rectification block is fixing with lower frame to be connected or one-body molded, namely rectification block can directly be fixedly connected on the two ends of lower frame length direction, or rectification stop block structure is directly accomplished on mould, when injection moulding lower frame in the lump by rectification block injection mo(u)lding, it is easy to simplify manufacturing process, improves production efficiency.
This utility model also proposes a kind of air-conditioner, this air-conditioner is preferably Split wall-mounted type air conditioner, with reference to Fig. 1, this air-conditioner includes above-mentioned air fairing and tubular wine wheel 10, tubular wine wheel 10 is arranged in the air-duct spiral case 2 of this air fairing, and this tubular wine wheel 10 introduces the air outlet W blowout that external air flow is drained to the upper side frame 22 of this air-duct spiral case 2 by air-duct spiral case 2 and lower frame 21 is constituted. Owing to this air-conditioner have employed the above-mentioned whole technical schemes leading all embodiments of air fairing, therefore, at least having all beneficial effects that the technical scheme of above-mentioned air fairing embodiment is brought, this is no longer going to repeat them.
The foregoing is only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; it is every under utility model of the present utility model is conceived; utilize the equivalent structure transformation that this utility model description and accompanying drawing content are made, or directly/be indirectly used in other relevant technical fields and be included in scope of patent protection of the present utility model.
Claims (10)
1. an air fairing, it is characterized in that, this air fairing includes rectification block and air-duct spiral case, the tubular wine wheel of air-conditioner it is equipped with in described air-duct spiral case, this air-duct spiral case includes the lower frame and the upper side frame that constitute air-conditioned wind tunnel, the air-flow that the tubular wine wheel of air-conditioner is introduced by described air-duct spiral case guides and flows out to air outlet, and described rectification block is arranged on described lower frame near air outlet place.
2. air fairing as claimed in claim 1, it is characterised in that the cross section of described rectification block is arc.
3. air fairing as claimed in claim 2, it is characterised in that described rectification block is inner concave arc surface towards the one side within described air-duct spiral case.
4. air fairing as claimed in claim 3, it is characterised in that the inner concave arc surface of described rectification block and the plane tangent of described lower frame.
5. air fairing as claimed in claim 4, it is characterised in that the angle based on described lower frame and upper side frame determines air-conditioner low regime on this lower frame, and described rectification block is arranged in this low regime.
6. air fairing as claimed in claim 5, it is characterized in that, described low regime cross section is triangle, the point of contact that the inner concave arc surface of described rectification block is tangent with lower frame overlaps away from the boundary point of air outlet with described low regime, the inner concave arc surface of described rectification block overlaps with eccentric arc, this eccentric arc is the center of the eccentric vortex with air-conditioned wind tunnel is the center of circle, is radius institute camber with this center of circle to low regime away from the distance of the boundary point of air outlet.
7. air fairing as claimed in claim 6, it is characterised in that the inner concave arc surface peak of described rectification block to the distance of lower frame be more than or equal to the distance of described low regime peak to lower frame.
8. the air fairing as described in claim 1 to 7 any one, it is characterised in that described rectification block is multiple, this rectification block is located at described lower frame two ends along its length.
9. the air fairing as described in claim 1 to 7 any one, it is characterised in that described rectification block is fixing with described lower frame to be connected or one-body molded.
10. an air-conditioner, it is characterized in that, described air-conditioner includes the air fairing described in claim 1 to 9 any one and tubular wine wheel, described tubular wine wheel is arranged in the air-duct spiral case of this air fairing, and this tubular wine wheel introduces the air outlet that external air flow is drained to the upper side frame of this air-duct spiral case by described air-duct spiral case and lower frame is constituted and blows out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521131960.8U CN205316620U (en) | 2015-12-30 | 2015-12-30 | Air fairing and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521131960.8U CN205316620U (en) | 2015-12-30 | 2015-12-30 | Air fairing and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205316620U true CN205316620U (en) | 2016-06-15 |
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ID=56200098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521131960.8U Active CN205316620U (en) | 2015-12-30 | 2015-12-30 | Air fairing and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205316620U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105546782A (en) * | 2015-12-30 | 2016-05-04 | 美的集团武汉制冷设备有限公司 | Air rectification device and air conditioner |
| 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 |
| CN109323437A (en) * | 2018-11-19 | 2019-02-12 | 奥克斯空调股份有限公司 | A kind of the air-flow adjustment structure and air conditioner in air duct |
-
2015
- 2015-12-30 CN CN201521131960.8U patent/CN205316620U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105546782A (en) * | 2015-12-30 | 2016-05-04 | 美的集团武汉制冷设备有限公司 | Air rectification device and air conditioner |
| CN105546782B (en) * | 2015-12-30 | 2018-09-04 | 美的集团武汉制冷设备有限公司 | Air fairing and air conditioner |
| 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 |
| CN109323437A (en) * | 2018-11-19 | 2019-02-12 | 奥克斯空调股份有限公司 | A kind of the air-flow adjustment structure and air conditioner in air duct |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |