CN216518849U - Volute component and range hood thereof - Google Patents
Volute component and range hood thereof Download PDFInfo
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- CN216518849U CN216518849U CN202122637279.2U CN202122637279U CN216518849U CN 216518849 U CN216518849 U CN 216518849U CN 202122637279 U CN202122637279 U CN 202122637279U CN 216518849 U CN216518849 U CN 216518849U
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Abstract
The utility model relates to a volute component which comprises a cover plate, a bottom plate and a side wall plate, wherein the cover plate and the bottom plate are arranged oppositely, the side wall plate is connected between the cover plate and the bottom plate, the cover plate, the bottom plate and the side wall plate are enclosed to form a volute, the cover plate is provided with an air inlet, the air inlet is used for being opposite to a smoke inlet of a cigarette machine, the volute is provided with an air outlet, the air outlet is formed in the side wall plate, the volute also comprises a connecting plate, the connecting plate is arranged at the air outlet of the side wall plate and is used for being connected with a top plate of the cigarette machine, an inclination angle is formed between the connecting plate and the cover plate, and the inclination angle is 95-110 degrees. Compared with an upper air cabinet type structure, the volute is obliquely arranged in the range hood, the same installation area can accommodate a volute with larger size, and the volute can be provided with a fan with larger displacement, so that the air inlet volume of the volute is larger. Compared with a structure of a lower wind cabinet type, the wind inlet of the volute is not close to a user relatively, so that the influence of pneumatic noise on the user can be effectively reduced, and the effect of silence is achieved.
Description
Technical Field
The utility model relates to the technical field of range hoods, in particular to a volute component and a range hood thereof.
Background
The volute of the range hood is arranged at the top of the inner cavity of the range hood and is commonly called an overhead air cabinet, as shown in fig. 1, the volute is in a volute structure of a centrifugal fan recorded by the publication number "CN 207261316U", but the volute is limited by the size of the range hood, and the volume of the volute cannot be too large, so that the problem of insufficient air inlet amount of the volute is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome at least one defect in the prior art, and provides a volute component and a range hood thereof, which can increase the air inlet amount of the volute and reduce the noise of the range hood.
In order to solve the technical problems, the utility model adopts the technical scheme that:
the utility model provides a spiral case subassembly, including the apron and the bottom plate that set up relatively, and connect in the apron with side wall between the bottom plate, the apron the bottom plate reaches the side wall encloses and closes to form the spiral case, the air intake has been seted up to the apron, just the air intake is used for relatively with the smoke inlet of cigarette machine, the spiral case has the air outlet, the air outlet forms in the side wall, the spiral case still includes the connecting plate, the connecting plate install in the air outlet department of side wall, the connecting plate is used for being connected with the cigarette machine roof, the connecting plate with form the angle of inclination between the apron, just the angle of inclination is 95 degrees ~ 110 degrees.
In the above technical scheme, the connecting plate is a connecting piece for connecting the range hood and the volute, when the volute is installed on the range hood, the connecting plate is flush with the horizontal plane, and the cover plate and the bottom plate both form a certain inclination angle with the horizontal plane, so that the volute is installed in the range hood and is in an inclined state. Because the volute can be obliquely arranged in the range hood, the same range hood can contain the volute with larger volume, and the air inlet amount of the volute is increased. Meanwhile, the cover plate is provided with an air inlet, the cover plate of the volute is an air inlet end, if the volute is installed by adopting a method of arranging the fan below, the volute is too close to the front plate of the range hood, so that the noise transmitted to the outside is large, and the volute is obliquely installed in the range hood and keeps a certain distance from the front plate of the range hood, so that the noise generated when the range hood operates can be reduced.
In one embodiment, the angle of the tilt angle is 105 degrees.
In one embodiment, the bottom plate includes a first main body plate and a first mounting plate, the upper side and the lower side of the first main body plate are respectively connected to the connecting plate and the first mounting plate, the first mounting plate is used for being attached to the inner surface of the back plate of the range hood, and the first mounting plate is obliquely arranged from the inner surface to the inside of the volute.
In one embodiment, an included angle formed between the first main body plate and the first mounting plate is 150-175 degrees.
In one embodiment, the cover plate includes a second main body plate and a second mounting plate, the upper side and the lower side of the second main body plate are respectively connected to the connecting plate and the second mounting plate, the second mounting plate is used for being attached to the inner surface of the front plate of the range hood, and the second mounting plate is arranged obliquely from the second mounting plate to the inside of the volute.
In one embodiment, the included angle between the second mounting plate and the second main body plate is 155-175 degrees.
In one embodiment, the spiral line of the side enclosing plate comprises three sections of arc lines AB, BC and CD which are connected in sequence in a smooth transition mode, and the three sections of arc lines are arranged eccentrically.
In one embodiment, the center point of the cover plate air inlet is taken as an origin, the center of the arc line AB is positioned at the lower right of the origin, and the center of the arc line BC is positioned at the upper left of the origin; the distance between the center of the arc AB and the origin in the horizontal direction and the distance between the center of the arc AB and the origin in the vertical direction are respectively 4-5 mm and 11-16 mm; the distance between the center of the arc BC and the origin in the horizontal direction and the distance between the center of the arc BC and the origin in the vertical direction are respectively 30-40 mm and 4-6 mm; the arc line CD is concentric with the arc line BC.
In one embodiment, the radius of the arc AB is 162-172 mm, the radius of the arc BC is 195-215 mm, and the radius of the arc CD is 192-202 mm.
The utility model provides a range hood, includes the cigarette machine shell, the shell is provided with the installation cavity that is used for installing the spiral case, still includes foretell spiral case subassembly, the spiral case install in the installation cavity, the connecting plate with the roof of installation cavity is connected.
Compared with the background technology, the volute component of the utility model has the following beneficial effects: the volute is obliquely arranged in the range hood, compared with an upper-mounted cabinet type structure, the volute with the same installation area can accommodate a volute with a larger size, and the volute can be provided with a fan with a larger discharge capacity, so that the air inlet amount of the volute is larger. Compared with a structure of a lower wind cabinet type, the wind inlet of the volute is not close to a user relatively, so that the influence of pneumatic noise on the user can be effectively reduced, and the effect of silence is achieved.
Drawings
FIG. 1 shows a volute installation manner of a range hood in the prior art;
FIG. 2 is a perspective view of the volute assembly of the present invention;
FIG. 3 is a schematic structural view of the volute assembly of the present invention;
FIG. 4 is a spiral line schematic of the volute of the present invention;
fig. 5 is a schematic structural diagram of the range hood of the present invention.
In the drawings: 1-a volute; 101-a cover plate; 1011-a second body panel; 1012-a second mounting plate; 102-a backplane; 1021-a first body panel; 1022-a first mounting plate; 1022-air inlet openings; 103-side coaming; 2-connecting plates; 3-a smoke machine housing; 301-mounting a cavity; 302-a back plate; 303-front plate.
Detailed Description
Example 1
As shown in fig. 2-4, an embodiment of a volute assembly includes a cover plate 101 and a bottom plate 102, which are disposed opposite to each other, and a side wall plate 103 connected between the cover plate 101 and the bottom plate 102, the cover plate 101, the bottom plate 102, and the side wall plate 103 enclose a volute 1, the cover plate 101 is provided with an air inlet, the air inlet is used for being opposite to a smoke inlet of a range hood, the volute 1 has an air outlet, the air outlet is formed on the side wall plate 103, the volute 1 further includes a connecting plate 2, the connecting plate 2 is installed at an air outlet of the side wall plate 103, the connecting plate 2 is used for being connected with a top plate of the range hood, an inclination angle is formed between the connecting plate 2 and the cover plate 101, and the inclination angle is 95-110 degrees. The connecting plate 2 is a connecting piece for connecting the range hood and the volute 1, when the volute 1 is installed on the range hood, the connecting plate 2 is flush with the horizontal plane, and the cover plate 101 and the bottom plate 102 both form a certain inclination angle with the horizontal plane, so that the volute 1 is installed in the range hood and is in an inclined state. Because the volute 1 can be obliquely arranged in the range hood, the same range hood can accommodate the volute 1 with larger volume, and the air inlet amount of the volute 1 is increased. Meanwhile, the cover plate 101 is provided with an air inlet, the cover plate 101 of the volute 1 is an air inlet end and keeps a certain distance with the front plate of the range hood, and the noise generated during the operation of the range hood can be reduced.
In one embodiment, the angle of the tilt angle A is 105 degrees. At this angle of inclination, the maximum volume of the volute 1 can be installed in the range hood.
In one embodiment, the bottom plate 102 includes a first main body plate 1021 and a first mounting plate 1022, wherein the upper side and the lower side of the first main body plate 1021 are respectively connected with the connecting plate 2 and the first mounting plate 1022, the first mounting plate 1022 is used for being attached to the inner surface of the back plate of the range hood, and the first mounting plate 1022 is obliquely arranged from the inner surface to the inside of the volute 1. The cover plate 101 comprises a second main body plate 1011 and a second mounting plate 1012, the upper side and the lower side of the second main body plate 1011 are respectively connected with the connecting plate 2 and the second mounting plate 1012, the second mounting plate 1012 is used for being attached to the inner surface of the front plate of the range hood, and the second mounting plate 1012 is obliquely arranged from the inner surface to the interior of the volute 1. The volute 1 is installed in a mounting cavity 301 of the range hood, the mounting cavity 301 is formed by a front plate, a back plate and a top plate of the range hood in a surrounding mode, a certain included angle is formed between the front plate and the back plate, and the cross section of the mounting cavity 301 is triangular. The spiral case 1 is obliquely installed in the range hood, in order to further improve the installation stability of the spiral case 1, the first installation plate 1022 is attached to the inner surface of the back plate of the range hood, and the second installation plate 1012 is abutted to the inner surface of the front plate of the range hood, so that both sides of the bottom end of the spiral case 1 are fixed to the range hood, the installation stability of the spiral case 1 is improved, the vibration of the spiral case 1 in the operation process can be reduced, and the noise is further reduced.
In one embodiment, the included angle formed between the first main body plate 1021 and the first mounting plate 1022 is 150-175 degrees. The included angle between the second mounting plate 1012 and the second main body plate 1011 is 155-175 degrees. Within the angle range, the first mounting plate 1021 and the second mounting plate 1011 can be better attached to the inner surface of the range hood.
In one embodiment, the base plate 102 is provided with a plurality of air inlet openings 1022. After the volute 1 is installed, a front air inlet chamber is formed between the cover plate 101 and the range hood, and a rear air inlet chamber is formed between the base plate 102 and the range hood by arranging the air inlet holes 1022 on the base plate 102, so that the air inlet amount of the volute 1 is increased.
In one embodiment, as shown in fig. 5, the spiral line of the side enclosing plate 103 comprises three sections of an arc line AB, an arc line BC and an arc line CD which are connected in sequence in a smooth transition mode, wherein the three sections of arc lines are arranged eccentrically. In this embodiment, the center point of the air inlet of the cover plate 101 is used as the origin O, and the center O of the arc AB is used as the center of the circle1At the lower right of the origin O and at the center O of the arc BC2Is positioned at the upper left of the origin O; centre of a circle O of arc AB1The distance between the base and the origin O in the horizontal direction and the distance between the base and the origin O in the vertical direction are respectively 4-5 mm and 11-16 mm; center O of arc BC2The distance between the base and the origin O in the horizontal direction and the distance between the base and the origin O in the vertical direction are respectively 30-40 mm and 4-6 mm; arc CD is concentric with arc BC. By designing the molded line of the volute 1 in this way, the air inlet volume of the volute 1 can be further increased and the noise can be reduced.
In one embodiment, the radius of arc AB is 162-172 mm, the radius of arc BC is 195-215 mm, and the radius of arc CD is 192-202 mm.
The beneficial effects of this embodiment: the volute 1 is obliquely arranged in the range hood, compared with an upper-mounted cabinet type structure, the volute 1 with larger size can be accommodated in the same installation area, and the volute 1 can be provided with a fan with larger displacement, so that the air inlet amount of the volute 1 is larger. The air inlet of the volute 1 is not close to a user relatively, so that the influence of pneumatic noise on the user can be effectively reduced, and the effect of silence is achieved.
Example 2
As shown in fig. 5, an embodiment of a range hood is provided, which includes a hood outer shell 3, the outer shell 3 is provided with an installation cavity 301 for installing a volute 1, and further includes a volute assembly of embodiment 1, the volute 1 is installed in the installation cavity 301, and a connection plate 2 is connected with a top plate of the installation cavity 301. In this embodiment, the first mounting plate 1021 is connected to the inner surface of the back plate 302 of the range hood, and the second mounting plate 1011 is connected to the inner surface of the front plate 303 of the range hood.
The working process or working principle of the embodiment is as follows: the volute 1 of the range hood is obliquely installed in the range hood installation cavity 301, and the volute 1 is located at the position, close to the middle position, of the range hood installation cavity 301, so that the installation cavity 301 can accommodate the volute 1 with a larger size, and the volute 1 can be provided with a fan with a larger discharge capacity, and the suction capacity of the range hood is improved. The air inlet of the volute 1 is also away from the front plate 303 of the range hood by a certain distance, so that the noise generated by the range hood on the shell 3 in the operation process is reduced.
In the detailed description of the embodiments, various technical features may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A volute assembly, comprising a cover plate (101) and a base plate (102) disposed opposite each other, and a side shroud (103) connected between the cover plate (101) and the base plate (102), the cover plate (101), the bottom plate (102) and the side coaming plate (103) are encircled to form a volute (1), the cover plate (101) is provided with an air inlet, the air inlet is opposite to the smoke inlet of the cigarette machine, the volute (1) is provided with an air outlet, the air outlet is formed on the side coaming (103), the volute (1) also comprises a connecting plate (2), the connecting plate (2) is arranged at the air outlet of the side coaming (103), the connecting plate (2) is used for being connected with a top plate of a cigarette machine, an inclined angle is formed between the connecting plate (2) and the cover plate (101), and the angle of the inclined angle is 95-110 degrees.
2. The volute assembly of claim 1, wherein the angle of inclination is 105 degrees.
3. The volute assembly of claim 1 or 2, wherein the base plate (102) comprises a first main body plate (1021) and a first mounting plate (1022), wherein the upper side and the lower side of the first main body plate (1021) are respectively connected with the connecting plate (2) and the first mounting plate (1022), the first mounting plate (1022) is used for being attached to the inner surface of the back plate of the range hood, and the first mounting plate (1022) is obliquely arranged from the inner surface to the inside of the volute (1).
4. The volute assembly of claim 3, wherein the angle formed between the first body plate (1021) and the first mounting plate (1022) is 150-175 degrees.
5. The volute assembly of claim 3, wherein the cover plate (101) comprises a second body plate (1011) and a second mounting plate (1012), wherein the upper side and the lower side of the second body plate (1011) are respectively connected with the connecting plate (2) and the second mounting plate (1012), the second mounting plate (1012) is used for being attached to the inner surface of the front plate of the range hood, and the second mounting plate (1012) is obliquely arranged from the inner surface to the inside of the volute (1).
6. The volute assembly of claim 5, wherein the angle between the second mounting plate (1012) and the second body plate (1011) is 155-175 degrees.
7. Volute assembly according to any of claims 1 to 6, wherein the spiral of the side panel (103) comprises three successive smoothly transitionally connected arcs AB, BC and CD, the three arcs being arranged non-concentrically.
8. The volute assembly of claim 7 wherein, with the center point of the cover plate (101) air inlet as an origin, the center of the arc AB is located at the lower right of the origin, and the center of the arc BC is located at the upper left of the origin; the distance between the center of the arc AB and the origin in the horizontal direction and the distance between the center of the arc AB and the origin in the vertical direction are respectively 4-5 mm and 11-16 mm; the distance between the center of the arc BC and the origin in the horizontal direction and the distance between the center of the arc BC and the origin in the vertical direction are respectively 30-40 mm and 4-6 mm; the arc line CD is concentric with the arc line BC.
9. The volute assembly of claim 8, wherein the radius of arc AB is 162-172 mm, the radius of arc BC is 195-215 mm, and the radius of arc CD is 192-202 mm.
10. A range hood comprising a hood outer shell (3) provided with a mounting cavity (301) for mounting a volute (1), characterized by further comprising a volute assembly according to any one of claims 1-9, wherein the volute (1) is mounted in the mounting cavity (301), and the connecting plate (2) is connected with a top plate of the mounting cavity (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122637279.2U CN216518849U (en) | 2021-10-29 | 2021-10-29 | Volute component and range hood thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122637279.2U CN216518849U (en) | 2021-10-29 | 2021-10-29 | Volute component and range hood thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216518849U true CN216518849U (en) | 2022-05-13 |
Family
ID=81524114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122637279.2U Active CN216518849U (en) | 2021-10-29 | 2021-10-29 | Volute component and range hood thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216518849U (en) |
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2021
- 2021-10-29 CN CN202122637279.2U patent/CN216518849U/en active Active
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