阅读说明：本技术 一种风道组件及具有风道组件的装置 (A kind of ducting assembly and the device with ducting assembly ) 是由 梁浩 侯剑飞 孙土春 柳洲 吴俊� 于 2019-09-20 设计创作，主要内容包括：本发明提供的一种风道组件及具有风道组件的装置,其中风道组件包括：壳体,所述壳体的第一侧设有进风口,第二侧设有出风口,所述第一侧与所述第二侧相对设置；风轮,设置在所述壳体内,且位于所述进风口与所述出风口之间；蜗舌,设于所述出风口处,所述蜗舌与所述风轮之间具有间隙；导流板,设于所述蜗舌的气流回流方向的下游位置,且由所述第二侧向所述壳体的内侧延伸。能够对经过蜗舌与风轮之间的间隙的回流进行导流,使回流与来流的交汇位置远离蜗舌,同时,导流板也对来流进行导流,避免来流直接冲击到蜗舌的下侧位置与回流交汇,从而能减小噪音。(A kind of ducting assembly provided by the invention and the device with ducting assembly, wherein ducting assembly includes: shell, and the first side of the shell is equipped with air inlet, and second side is equipped with air outlet, and first side is oppositely arranged with described second side；Wind wheel is arranged in the shell, and between the air inlet and the air outlet；Volute tongue is set at the air outlet, has gap between the volute tongue and the wind wheel；Deflector, the downstream position set on the airflow reflux direction of the volute tongue, and extended from second side to the inside of the shell.Water conservancy diversion can be carried out to by the reflux in the gap between volute tongue and wind wheel, make the position that crosses of reflux and incoming flow far from volute tongue, meanwhile, deflector also carries out water conservancy diversion to incoming flow, avoid that incoming flow is directly impinging the lower position of volute tongue and reflux crosses, so as to reduce noise.)

1. a kind of ducting assembly characterized by comprising

Shell (1), the first side of the shell (1) are equipped with air inlet (2), and second side is equipped with air outlet (3), first side with Described second side is oppositely arranged；

Wind wheel (4), setting is interior in the shell (1), and between the air inlet (2) and the air outlet (3)；

Volute tongue (5) is set at the air outlet (3), has gap between the volute tongue (5) and the wind wheel (4)；

Deflector (6) is set to the downstream position in the airflow reflux direction of the volute tongue (5), and from second side to the shell The inside of body (1) extends.

2. a kind of ducting assembly according to claim 1, which is characterized in that the deflector (6) is set to the volute tongue (5) Lower section.

3. a kind of ducting assembly according to claim 2, which is characterized in that the deflector (6) and the volute tongue (5) it Between have gap.

4. a kind of ducting assembly according to claim 3, which is characterized in that close the wind wheel (4) of the volute tongue (5) Lower extreme point and the wind wheel (4) center line and the deflector (6) close to the wind wheel (4) endpoint and institute The angle for stating the line at the center of wind wheel (4) is α, 20 °≤α≤50 °.

5. a kind of ducting assembly according to claim 4, which is characterized in that α is 45 °.

6. a kind of ducting assembly according to any one of claims 1-5, which is characterized in that the deflector (6) has The first face far from the volute tongue (5), the second face close to the volute tongue (5), first face is at a distance from second face For the thickness of the deflector (6), the length in first face is greater than the length in second face.

7. a kind of ducting assembly according to claim 6, which is characterized in that the length in first face is h1, described the The length in two faces is h2,0.25≤h2/h1≤0.5.

8. a kind of ducting assembly according to claim 6, which is characterized in that close the wind wheel (4) in second face One end and the spacing of the wind wheel (4) be d1, the diameter of the wind wheel (4) is D, 0.125D≤d1≤0.25D.

9. a kind of ducting assembly according to claim 7, which is characterized in that the difference of h1 and h2 be C, 10mm≤C≤ 15mm。

10. a kind of ducting assembly according to claim 3, which is characterized in that the deflector (6) and the volute tongue (5) Spacing be L1,40mm < L1 < 60mm.

11. a kind of ducting assembly according to claim 1, which is characterized in that air duct board (7) are equipped in the shell (1), The air duct board (7) extends close to the air outlet (3) air duct board (7) close to the air inlet by the air inlet (2) One end of mouth (2) is the first side, and the position for being located at the surface of the wind wheel (4) is top, is located at the air outlet (3) One end is the second side, and the air duct board (7) is at a distance from the center of rotation of the wind wheel (4), from first side to institute Top is stated to be gradually increased.

12. a kind of ducting assembly according to claim 11, which is characterized in that first side and the wind wheel (4) Center of rotation line and the top and the wind wheel (4) center of rotation line angle be 1,80 °≤θ 1 of θ≤ 120°。

13. a kind of ducting assembly according to claim 11, which is characterized in that first side and the wind wheel (4) Spacing be a1, the diameter of the wind wheel (4) is D, 0.03≤a1/D≤0.09.

14. a kind of ducting assembly according to claim 11, which is characterized in that between the top and second side Form plane, and the arc surface that the plane and the top and first side are formed is tangent.

15. a kind of ducting assembly according to claim 14, which is characterized in that the volute tongue (5) is close to the plane One end is top end face, and one end far from the plane is bottom face, and the top end face is inclined-plane, and from close to the air outlet (3) on one end to the direction close to the one end of the wind wheel (4), setting, the folder on the inclined-plane and the plane are tilted upward Angle is 2≤30 ° of 2,15 °≤θ of θ.

16. a kind of ducting assembly according to claim 15, which is characterized in that the top end face and the wind wheel (4) Spacing is a2, and the spacing of the bottom face and the wind wheel (4) is a3, a2 > a3.

17. a kind of ducting assembly according to claim 15, which is characterized in that the volute tongue (5) and the wind wheel (4) Spacing is gradually reduced from the top end face to the direction of the bottom face.

18. a kind of ducting assembly according to claim 15, which is characterized in that the close wind wheel of the bottom face (4) line of the center of rotation of one end and the wind wheel (4), the center of rotation with first side and the wind wheel (4) The angle of line be 3≤180 ° of 3,120 °≤θ of θ.

19. a kind of ducting assembly according to claim 11, which is characterized in that be equipped with wet curtain at the air inlet (2) (8), the spacing of first side and the wet curtain (8) is L2,15mm≤L2≤40mm.

20. a kind of device with ducting assembly, which is characterized in that including one kind described in any one of claim 1-19 Ducting assembly.

21. a kind of device with ducting assembly according to claim 20, which is characterized in that described that there is ducting assembly Device be air cooler.

Technical field

The present invention relates to air-conditioning technical fields, and in particular to a kind of ducting assembly and the device with ducting assembly.

Background technique

Cooling fan, also known as air cooler are a kind of refrigeration equipments, and cooling fan has power consumption few, and environment protection health humidifies naturally The features such as, it is deep to be liked by the majority of consumers.Its principle of cooling fan is very mature, i.e., it is dynamic to provide air draught by wind wheel and ducting assembly Outside air is aspirated through wet curtain, is then delivered to the external world by power, has the function that ventilation cooling.

Wind wheel has tubular wine wheel, centrifugal wind wheel, three kinds of axial-flow windwheel at present, and wherein tubular wine wheel and component are due to its structure Simply, compact volume and convenience is commonly utilized in cooling fan.For tubular wine wheel and its ducting assembly design also relatively at It is ripe, but due to the limitation of apparent size, whole outlet and inlet arrangement is multifarious, and the performance of complete machine also has difference.For being vertically arranged Formula through-flow air duct, rear portion air inlet, front outlet air cold wind fan structure, since air inlet is at rear portion, the primary air and warp that can make The air-flow for crossing the clearance backflow of volute tongue and wind wheel meets near volute tongue, generates howling, seriously affects the sound quality experience of complete machine.

Summary of the invention

Therefore, the technical problem to be solved in the present invention is that overcoming the biggish defect of air cooler noise in the prior art, The ducting assembly of noise and the device with ducting assembly can be reduced to provide one kind.

In order to solve the above technical problems, a kind of ducting assembly provided by the invention, comprising:

Shell, the first side of the shell are equipped with air inlet, and second side is equipped with air outlet, first side and described second Side is oppositely arranged；

Wind wheel is arranged in the shell, and between the air inlet and the air outlet；

Volute tongue is set at the air outlet, has gap between the volute tongue and the wind wheel；

Deflector, the downstream position set on the airflow reflux direction of the volute tongue, and from second side to the shell Inside extend.

The deflector is set to the lower section of the volute tongue.

There is gap between the deflector and the volute tongue.

The lower extreme point of the close wind wheel of the volute tongue and the line at the center of the wind wheel and leaning on for the deflector The angle of the line at the center of the endpoint and wind wheel of the nearly wind wheel is α, 20 °≤α≤50 °.

α is 45 °.

The deflector have far from the volute tongue the first face, close to the volute tongue the second face, first face with The distance in second face is the thickness of the deflector, and the length in first face is greater than the length in second face.

The length in first face is h1, and the length in second face is h2,0.25≤h2/h1≤0.5.

Second face is d1 close to one end of the wind wheel and the spacing of the wind wheel, and the diameter of the wind wheel is D, 0.125D≤d1≤0.25D。

The difference of h1 and h2 is C, 10mm≤C≤15mm.

The spacing of the deflector and the volute tongue is L1,40mm < L1 < 60mm.

Air duct board is equipped in the shell, the air duct board extends close to wind described in the air outlet as the air inlet Guidance tape is the first side close to one end of the air inlet, and the position positioned at the surface of the wind wheel is top, is located at described One end of air outlet is the second side, and the air duct board is at a distance from the center of rotation of the wind wheel, extremely from first side The top is gradually increased.

The line of the center of rotation of first side and the wind wheel and the center of rotation on the top and the wind wheel The angle of line be 1≤120 ° of 1,80 °≤θ of θ.

The spacing of first side and the wind wheel is a1, and the diameter of the wind wheel is D, 0.03≤a1/D≤0.09.

Plane, and the plane and the top and first side shape are formed between the top and second side At arc surface it is tangent.

The volute tongue is top end face close to one end of the plane, and one end far from the plane is bottom face, the top End face is inclined-plane, and from one end to the direction close to one end of the wind wheel of the close air outlet, tilts upward setting, The inclined-plane and the angle of the plane are 2≤30 ° of 2,15 °≤θ of θ.

The spacing of the top end face and the wind wheel is a2, and the spacing of the bottom face and the wind wheel is a3, a2 > a3.

The spacing of the volute tongue and the wind wheel is gradually reduced from the top end face to the direction of the bottom face.

The line of the center of rotation of one end and wind wheel close to the wind wheel of the bottom face and first side End and the angle of the line of the center of rotation of the wind wheel are 3≤180 ° of 3,120 °≤θ of θ.

The air inlet is equipped with wet curtain, and the spacing of first side and the wet curtain is L2,15mm≤L2≤40mm.

The present invention also provides a kind of devices with ducting assembly, including a kind of ducting assembly.

The device with ducting assembly is air cooler.

Technical solution of the present invention has the advantages that

1. water conservancy diversion is arranged by the downstream position in the airflow reflux direction of volute tongue in a kind of ducting assembly provided by the invention Plate, deflector are extended from the second side of shell to the inside of shell, can be to the reflux by the gap between volute tongue and wind wheel Water conservancy diversion is carried out, makes the position that crosses of reflux and incoming flow far from volute tongue, meanwhile, deflector also carries out water conservancy diversion to incoming flow, avoids incoming flow The lower position and reflux for being directly impinging volute tongue cross, and therefore, the setting of deflector keeps reflux remote with the position that crosses of incoming flow From volute tongue, so as to reduce noise.

2. a kind of ducting assembly provided by the invention has gap, is arranged in this way between the deflector and the volute tongue The thickness of volute tongue will not be made excessive, so that the angle of air inlet, under the premise of guaranteeing air intake, the ducting assembly will not be reduced Power is smaller.

3. a kind of ducting assembly provided by the invention, the lower extreme point and the wind wheel close to the wind wheel of the volute tongue The angle of the line at the center of the endpoint and wind wheel close to the wind wheel of the line at center and the deflector is α, 20 °≤α≤50 °, incoming flow is influenced by deflector, is impacted rear path on the downside of deflector and is changed, far from volute tongue, flows back through water conservancy diversion The water conservancy diversion of plate, the position that crosses with incoming flow is far from volute tongue, so as to reduce noise.

4. a kind of ducting assembly provided by the invention, the deflector has the first face of the separate volute tongue, close to institute The second face of volute tongue is stated, first face is the thickness of the deflector, the length in first face at a distance from second face Degree is greater than the length in second face, and deflector carries out water conservancy diversion to reflux, and making to flow back is directed away from the direction flowing of volute tongue, together When to incoming flow carry out water conservancy diversion, change incoming flow and reflux the position that crosses, reduce the impact of air-flow, be effectively improved howling.

5. a kind of ducting assembly provided by the invention, one end of the close wind wheel in second face and the wind wheel Spacing is d1, and the diameter of the wind wheel is D, 0.125D≤d1≤0.25D, and setting so both can be carried out effective water conservancy diversion, will not Generate new noise.

6. the spacing of a kind of ducting assembly provided by the invention, the deflector and the volute tongue is L1,40mm < L1 < 60mm, in this way setting will not make the thickness of volute tongue excessive, to will not reduce the angle of air inlet, in the premise to guarantee air intake Under, the power of the ducting assembly is smaller.

7. a kind of ducting assembly provided by the invention, the shell is interior to be equipped with air duct board, and the air duct board is by the air inlet It is the first side that mouth, which extends close to air duct board described in the air outlet close to one end of the air inlet, positioned at the wind wheel The position of surface is top, is the second side, the rotation of the air duct board and the wind wheel positioned at one end of the air outlet The distance at center is gradually increased from first side to the top, can guarantee the normal work of the ducting assembly, make wind Enter through air inlet, go out after wind wheel from air outlet, and noise is smaller.

8. the line of the center of rotation of a kind of ducting assembly provided by the invention, first side and the wind wheel, and The angle of the line of the center of rotation of the top and the wind wheel is 1≤120 ° of 1,80 °≤θ of θ, can guarantee the ducting assembly High efficiency outlet air.

9. the spacing of a kind of ducting assembly provided by the invention, first side and the wind wheel is a1, the wind wheel Diameter be D, 0.03≤a1/D≤0.09 not only can guarantee the normal work of the ducting assembly, but also can reduce noise.

10. a kind of ducting assembly provided by the invention forms plane between the top and second side, and this is flat Face and the top and the arc surface that first side is formed are tangent, and the outlet air of the ducting assembly is more smooth.

11. a kind of ducting assembly provided by the invention, the volute tongue is top end face close to one end of the plane, far from institute The one end for stating plane is bottom face, and the top end face is inclined-plane, and from one end close to the air outlet to close to the wind wheel One end direction on, tilt upward setting, the angle of the inclined-plane and the plane is 2≤30 ° of 2,15 °≤θ of θ, is set in this way Setting keeps the angle of outlet air larger, and can reduce the air quantity of reflux.

12. the spacing of a kind of ducting assembly provided by the invention, the top end face and the wind wheel is a2, the bottom face Spacing with the wind wheel is a3, a2 > a3, can reduce the air quantity returned from the gap of volute tongue and wind wheel, simultaneously because top The spacing of face and wind wheel is larger, can reduce noise.

13. a kind of ducting assembly provided by the invention, the spacing of the volute tongue and the wind wheel, from the top end face to institute The direction for stating bottom face, is gradually reduced, and the spacing between volute tongue and wind wheel constantly changes, and when air-flow passes through volute tongue, pressure artery is not Unanimously, harshness is generated when effectively air-flow can be inhibited to pass through volute tongue, can reduce noise, and can reduce from volute tongue and wind The air quantity that the gap of wheel returns.

14. a kind of ducting assembly provided by the invention, one end of the close wind wheel of the bottom face and the wind wheel Center of rotation line, with the angle of the line of the center of rotation of first side and the wind wheel be 3,120 °≤θ 3 of θ ≤ 180 °, the angle of air inlet is larger, and intake has been effectively ensured.

15. a kind of ducting assembly provided by the invention, the air inlet is equipped with wet curtain, first side with it is described wet The spacing of curtain is L2,15mm≤L2≤40mm, both can guarantee air intake efficiency, also can guarantee not aqueous into the air in air duct Vapour.

16. a kind of device with ducting assembly provided by the invention, including a kind of ducting assembly, which makes an uproar Sound is smaller.

17. a kind of device with ducting assembly provided by the invention, the device with ducting assembly is air cooler, Both noise is smaller for the air cooler, and appearance is also relatively beautiful.

Detailed description of the invention

It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor It puts, is also possible to obtain other drawings based on these drawings.

Fig. 1 is a kind of structural schematic diagram of the ducting assembly provided in the first embodiment of the invention；

Fig. 2 is the structural schematic diagram that a kind of ducting assembly shown in FIG. 1 has portion size mark；

Fig. 3 is the structural schematic diagram that a kind of ducting assembly shown in FIG. 1 has portion size mark；

Fig. 4 is the schematic diagram of the air direction of flow of ducting assembly in the prior art；

Fig. 5 is a kind of schematic diagram of the air direction of flow of ducting assembly shown in FIG. 1；

Description of symbols:

1- shell；2- air inlet；3- air outlet；4- wind wheel；5- volute tongue；6- deflector；7- air duct board；8- is wet Curtain；9- air-inlet grille；10- wind deflector.

Specific embodiment

Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ", " third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition Concrete meaning in invention.

As long as in addition, the non-structure each other of technical characteristic involved in invention described below different embodiments It can be combined with each other at conflict.