CN214198903U - Fan device and air conditioner - Google Patents
Fan device and air conditioner Download PDFInfo
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- CN214198903U CN214198903U CN202023247127.3U CN202023247127U CN214198903U CN 214198903 U CN214198903 U CN 214198903U CN 202023247127 U CN202023247127 U CN 202023247127U CN 214198903 U CN214198903 U CN 214198903U
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Abstract
The utility model provides a fan device and air conditioner, fan device includes: the volute comprises a first air inlet and a second air inlet which are arranged oppositely, one side of the volute, which is provided with the first air inlet, is a first air inlet side, and one side of the volute, which is provided with the second air inlet, is a second air inlet side; the centrifugal fan blade is arranged in the volute and arranged between the first air inlet and the second air inlet; wherein, be provided with induced air structure on the casing of spiral case, the spiral case passes through induced air structure intercommunication first air inlet side and second air inlet side. The utility model discloses a lower problem of fan efficiency of air conditioner among the prior art has been solved to the fan device.
Description
Technical Field
The utility model relates to an air conditioner field particularly, relates to a fan device and air conditioner.
Background
At present, in the air conditioner in the prior art, the double-suction centrifugal fan can suck air through two sides, and the fan is high in efficiency and large in air quantity.
However, the double-suction centrifugal fan needs to intake air from two sides, so that an air inlet needs to be added in the front and at the back, and a consumer cannot see the air inlet at the back because of leaning against a wall, so that a large air inlet can be designed. The front surface is an appearance surface, and the obvious air inlet is designed, so that the appearance can be damaged, customer complaints can be caused, and only the hidden small air inlet can be designed.
Because the front air inlet is smaller, the front air inlet amount of the double-suction centrifugal fan is small, the air volume of the whole machine is small, and the efficiency of the fan is low.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a fan device and an air conditioner to solve the problem of low fan efficiency of the air conditioner in the prior art.
In order to achieve the above object, according to an aspect of the present invention, there is provided a fan apparatus, comprising: the volute comprises a first air inlet and a second air inlet which are arranged oppositely, one side of the volute, which is provided with the first air inlet, is a first air inlet side, and one side of the volute, which is provided with the second air inlet, is a second air inlet side; the centrifugal fan blade is arranged in the volute and arranged between the first air inlet and the second air inlet; wherein, be provided with induced air structure on the casing of spiral case, the spiral case passes through induced air structure intercommunication first air inlet side and second air inlet side.
Further, the induced air structure is the induced air mouth, and the induced air mouth extends to first air inlet side and second air inlet side.
Furthermore, the induced draft opening is of a polygonal structure.
Further, the inner wall surface of the induced draft opening close to the centrifugal fan blade is an arc-shaped surface arranged around the centrifugal fan blade.
Furthermore, the induced draft mouth is enclosed by three interior wall face of end to end connection.
Further, the induced draft includes: the first inner wall surface is an arc-shaped surface arranged around the centrifugal fan blade; a second inner wall surface extending in a vertical direction, a first end of the second inner wall surface being connected to a first end of the first inner wall surface; a third inner wall surface, a first end of the third inner wall surface connected to the second end of the first inner wall surface, and a second end of the third inner wall surface connected to the second end of the second inner wall surface.
Further, the second inner wall surface is parallel to the vertical surface.
Furthermore, the induced air structure includes the induced air pipeline, and the one end and the first air inlet side intercommunication of induced air pipeline, the other end and the second air inlet side intercommunication of induced air pipeline.
Further, the induced air structure still includes: and the induced draft fan is arranged on the induced draft pipeline so as to drive the airflow in the induced draft pipeline to flow.
Furthermore, an auxiliary air inlet is formed in the volute and is used for being communicated with an air inlet in the front panel of the air conditioner.
According to the utility model discloses an on the other hand provides an air conditioner, including casing and the fan device of setting in the casing, the fan device is foretell fan device.
Use the technical scheme of the utility model, the fan device includes: the volute comprises a first air inlet and a second air inlet which are arranged oppositely, one side of the volute, which is provided with the first air inlet, is a first air inlet side, and one side of the volute, which is provided with the second air inlet, is a second air inlet side; the centrifugal fan blade is arranged in the volute and arranged between the first air inlet and the second air inlet; wherein, be provided with induced air structure on the casing of spiral case, the spiral case passes through induced air structure intercommunication first air inlet side and second air inlet side. Adopt above-mentioned setting, centrifugal fan blade is when rotating, the first air intake and the second air intake homoenergetic of spiral case supply external air inlet, through setting up the induced air structure, the air current that introduces the both sides of fan device is colluded to first air intake and second air intake to make the centrifugal fan blade during operation between first air intake and the second air intake, guarantee the intake of first air intake and second air intake, the air supply efficiency of centrifugal fan blade has been promoted, the lower problem of fan efficiency of the air conditioner among the prior art has been solved.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 shows an exploded schematic view of an embodiment of an air conditioner according to the present invention;
fig. 2 is a schematic view showing an internal structure of an embodiment of an air conditioner according to the present invention in one direction;
fig. 3 shows a schematic structural diagram of a fan device according to the present invention; and
fig. 4 is a schematic diagram showing the internal structure of the air conditioner according to another embodiment of the present invention.
Wherein the figures include the following reference numerals:
1. a volute; 11. an air inducing structure; 12. a forward air inlet; 111. a first inner wall surface; 112. a second inner wall surface; 113. a third inner wall surface; 13. a first air inlet; 14. a second air inlet; 2. a centrifugal fan blade; 3. a front panel; 6. a casing.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 to 4, in the fan apparatus of the present embodiment, the fan apparatus includes: the volute 1 comprises a first air inlet 13 and a second air inlet 14 which are oppositely arranged, one side of the volute 1 with the first air inlet is a first air inlet side, and one side of the volute 1 with the second air inlet 14 is a second air inlet side; the centrifugal fan blade 2 is arranged in the volute 1, and the centrifugal fan blade 2 is arranged between the first air inlet 13 and the second air inlet 14; wherein, the casing of the volute 1 is provided with an induced draft structure 11, and the volute 1 is communicated with the first air inlet side and the second air inlet side through the induced draft structure 11. By adopting the above arrangement, when the centrifugal fan blade 2 rotates, the first air inlet 13 and the second air inlet 14 of the volute 1 can both supply outside air, and through the arrangement of the induced air structure 11, the air flow introduced from the two sides of the fan device is communicated to the first air inlet 13 and the second air inlet 14 in series, so that when the centrifugal fan blade 2 between the first air inlet 13 and the second air inlet 14 works, the air inlet amount of the first air inlet 13 and the second air inlet 14 is ensured, the air supply efficiency of the centrifugal fan blade 2 is improved, and the problem of low fan efficiency of an air conditioner in the prior art is solved.
In the fan device of the present embodiment, as shown in fig. 1 to 4, the air inducing structure 11 is an air inducing opening, and the air inducing opening extends to the first air inlet side and the second air inlet side.
In this embodiment, the induced air structure 11 is an induced air opening, and in order to ensure the air intake effect of the induced air structure 11, the induced air opening extends to the first air intake side and the second air intake side. With the above arrangement, two air inlet channels are formed between the induced draft structure 11 and the first air inlet side and the second air inlet side, so that the induced draft structure 11 can introduce external air flow into the first air inlet 13 and the second air inlet 14.
In the blower device of the present embodiment, as shown in fig. 1 to 4, the induced draft opening has a polygonal structure. Therefore, the volume of a channel for introducing airflow in the air inducing structure 11 can be increased, and the air inducing efficiency is ensured.
As shown in fig. 1 to 4, in the fan device of the present embodiment, the inner wall surface of the induced air opening close to the centrifugal fan blade 2 is an arc surface arranged around the centrifugal fan blade 2. By adopting the arrangement, the air flow introduced from the outside is guided by the air inducing structure 11, so that the air flows into the first air inlet 13 and the second air inlet 14, and the working efficiency of the air inducing structure 11 is improved.
In order to achieve the effect of simplifying the structure, in the blower device of the present embodiment, as shown in fig. 1 to 4, the induced draft opening is surrounded by three end-to-end connected inner wall surfaces.
As shown in fig. 1 to 4, in the fan apparatus of the present embodiment, the induced draft opening includes: a first inner wall surface 111, the first inner wall surface 111 being an arc surface around which the centrifugal fan blade 2 is arranged; a second inner wall surface 112, the second inner wall surface 112 extending in a vertical direction, a first end of the second inner wall surface 112 being connected to a first end of the first inner wall surface 111; a first end of the third inner wall surface 113 is connected to the second end of the first inner wall surface 111, and a second end of the third inner wall surface 113 is connected to the second end of the second inner wall surface 112. By adopting the structure, the structure of the air inducing port is simplified, the processing procedure is saved, and the strength of the fan device is ensured.
In the fan apparatus of the present embodiment, as shown in fig. 1 to 4, the second inner wall surface 112 is parallel to the vertical surface.
In the fan device of this embodiment, the air inducing structure 11 includes an air inducing pipeline, one end of the air inducing pipeline is communicated with the first air inlet side, and the other end of the air inducing pipeline is communicated with the second air inlet side.
In this embodiment, through setting up above-mentioned structure, induced air structure 11 has formed the passageway of a intercommunication first air inlet side and second air inlet side for the air current homoenergetic at induced air structure 11 both sides flows to first air inlet side and second air inlet side through induced air structure 11, thereby has promoted the work efficiency of induced air structure 11.
In the fan apparatus of the present embodiment, as shown in fig. 1 to 4, the air inducing structure 11 further includes: and the induced draft fan is arranged on the induced draft pipeline so as to drive the airflow in the induced draft pipeline to flow.
In order to achieve a better air inlet effect, an induced draft fan is further arranged on the induced draft pipeline, so that the flow of air flow in the induced draft pipeline is accelerated through the induced draft fan, the air inlet volume is increased, and the performance of the fan device is improved.
As shown in fig. 1 to 4, in the blower device of the present embodiment, an auxiliary air inlet is provided on the scroll casing 1, and the auxiliary air inlet is used for communicating with the front air inlet 12 on the front panel 3 of the air conditioner.
In the blower device of this embodiment, a front air inlet 12 is provided on the front panel 3 of the air conditioner, and the front air inlet 12 is used for communicating with an auxiliary air inlet of the blower device. Therefore, the fan device can collect wind from the front of the air conditioner, and the air inlet capacity of the fan device is guaranteed.
The air conditioner of the embodiment comprises a casing 6 and a fan device arranged in the casing 6, wherein the fan device is the fan device.
The double-suction centrifugal fan needs air inlet at two sides, but the front surface is an appearance surface, and only a hidden small air inlet can be designed, so that the front air inlet amount is insufficient, and the air volume and the efficiency of the whole machine are influenced. In the air conditioner of the embodiment, by arranging the fan device, a large air inlet can be designed at the back of the air conditioner, so that the effect of guiding the air at the back of the air conditioner to the front is achieved.
The following explains the air conditioner of the present embodiment:
in the double suction centrifugal fan air conditioner of this embodiment, the air duct component adopts the double suction centrifugal fan, and the back assembles with the backshell, and the backshell is because lean on the wall, and the user can not see, is similar with ordinary cabinet air conditioner air inlet panel, can design the air inlet grid air inlet. Preceding and the assembly of front panel 3, because front panel 3 is main outward appearance face, the user sees, preceding air inlet grid that can not design, the hidden air intake of air outlet department design (supplementary air intake) under only. Due to structural limitation, the hidden air inlet can only be designed into a smaller air inlet.
Because the hidden air inlet is smaller and the air inlet volume is less, the operation efficiency of the double-suction centrifugal fan cannot be improved, the air volume of the whole machine cannot meet the requirement, and the efficiency of the whole machine is lower. Therefore, it is necessary to provide an air inlet grill on the rear case of the air conditioner. The air conditioner of this embodiment has the induced air mouth in the design of wind channel part centre, can lead the preceding with the air inlet of backshell air inlet grille. The rear of the double-suction centrifugal fan sucks air coming in through the air inlet grille of the rear shell, the front part sucks air coming in through the hidden air inlet, and the air inlet of the air suction channel guides air coming in through the air inlet grille of the rear shell, so that the integral air suction quantity in the front is increased, the operation efficiency of the double-suction centrifugal fan is improved, and the air quantity and the whole efficiency of the whole machine are improved.
From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:
the utility model discloses a fan device includes: the volute 1 comprises a first air inlet 13 and a second air inlet 14 which are oppositely arranged, one side of the volute 1 with the first air inlet is a first air inlet side, and one side of the volute 1 with the second air inlet 14 is a second air inlet side; the centrifugal fan blade 2 is arranged in the volute 1, and the centrifugal fan blade 2 is arranged between the first air inlet 13 and the second air inlet 14; wherein, the casing of the volute 1 is provided with an induced draft structure 11, and the volute 1 is communicated with the first air inlet side and the second air inlet side through the induced draft structure 11. By adopting the above arrangement, when the centrifugal fan blade 2 rotates, the first air inlet 13 and the second air inlet 14 of the volute 1 can both supply outside air, and through the arrangement of the induced air structure 11, the air flow introduced from the two sides of the fan device is communicated to the first air inlet 13 and the second air inlet 14 in series, so that when the centrifugal fan blade 2 between the first air inlet 13 and the second air inlet 14 works, the air inlet amount of the first air inlet 13 and the second air inlet 14 is ensured, the air supply efficiency of the centrifugal fan blade 2 is improved, and the problem of low fan efficiency of an air conditioner in the prior art is solved.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (11)
1. A fan apparatus, comprising:
the volute comprises a volute (1), wherein the volute (1) comprises a first air inlet (13) and a second air inlet (14) which are oppositely arranged, one side of the volute (1) with the first air inlet is a first air inlet side, and one side of the volute (1) with the second air inlet (14) is a second air inlet side;
the centrifugal fan blade (2) is arranged in the volute (1), and the centrifugal fan blade (2) is arranged between the first air inlet (13) and the second air inlet (14);
the volute casing (1) is provided with an air inducing structure (11), and the volute casing (1) is communicated with the first air inlet side and the second air inlet side through the air inducing structure (11).
2. The fan arrangement according to claim 1, characterized in that the air induction structure (11) is an air induction opening, which extends to the first air inlet side and the second air inlet side.
3. The fan apparatus of claim 2, wherein the induced draft opening is a polygonal structure.
4. The fan device according to claim 2, wherein the inner wall surface of the induced draft opening close to the centrifugal fan blade (2) is an arc-shaped surface arranged around the centrifugal fan blade (2).
5. The fan apparatus of claim 2, wherein the induced draft opening is defined by three end-to-end connected interior wall surfaces.
6. The fan apparatus of claim 2, wherein the induced draft opening comprises:
the first inner wall surface (111), the said first inner wall surface (111) is the arc surface that is set up around the said centrifugal fan blade (2);
a second inner wall surface (112), the second inner wall surface (112) extending in a vertical direction, a first end of the second inner wall surface (112) being connected to a first end of the first inner wall surface (111);
a third inner wall surface (113), a first end of the third inner wall surface (113) being connected to a second end of the first inner wall surface (111), a second end of the third inner wall surface (113) being connected to a second end of the second inner wall surface (112).
7. The fan apparatus of claim 6 wherein the second interior wall surface (112) is parallel to a vertical surface.
8. The fan arrangement according to claim 1, characterized in that the air-inducing structure (11) comprises an air-inducing duct, one end of which communicates with the first air inlet side and the other end of which communicates with the second air inlet side.
9. The fan arrangement according to claim 8, characterized in that the air-inducing structure (11) further comprises:
and the induced draft fan is arranged on the induced draft pipeline so as to drive airflow in the induced draft pipeline to flow.
10. The fan device according to claim 1, wherein the volute (1) is provided with an auxiliary air inlet, and the auxiliary air inlet is used for being communicated with a front air inlet (12) on a front panel (3) of an air conditioner.
11. An air conditioner comprising a cabinet (6) and a fan arrangement disposed within the cabinet (6), characterized in that the fan arrangement is as claimed in any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023247127.3U CN214198903U (en) | 2020-12-29 | 2020-12-29 | Fan device and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023247127.3U CN214198903U (en) | 2020-12-29 | 2020-12-29 | Fan device and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214198903U true CN214198903U (en) | 2021-09-14 |
Family
ID=77630599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023247127.3U Active CN214198903U (en) | 2020-12-29 | 2020-12-29 | Fan device and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214198903U (en) |
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2020
- 2020-12-29 CN CN202023247127.3U patent/CN214198903U/en active Active
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