CN214036265U - Volute component and air conditioner - Google Patents
Volute component and air conditioner Download PDFInfo
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- CN214036265U CN214036265U CN202023344532.7U CN202023344532U CN214036265U CN 214036265 U CN214036265 U CN 214036265U CN 202023344532 U CN202023344532 U CN 202023344532U CN 214036265 U CN214036265 U CN 214036265U
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Abstract
The utility model discloses a spiral case subassembly and air conditioner relates to air conditioner technical field. The volute assembly includes a volute and a centrifugal rotor. The volute comprises a first side wall, a second side wall, an end wall and a volute tongue, one end of the first side wall is fixedly connected with the second side wall, the other end of the first side wall is fixedly connected with the volute tongue, the first side wall and the second side wall are fixedly connected with the end wall, the first side wall, the second side wall and the end wall jointly enclose an air outlet cavity, the centrifugal wind wheel is installed in the air outlet cavity, and the central axis of the centrifugal wind wheel is arranged in a mode of deviating from the center of the end wall; wherein, the crossing point of axis of centrifugal wind wheel and end wall is O point, and the crossing point of the connecting line of snail tongue and first lateral wall and end wall is A point, and the tangent line of first lateral wall along A point and the crossing point of second lateral wall are B point, and OB and OA's ratio scope is 1.2 to 1.6. The utility model provides a spiral case subassembly can reduce air-out speed, guarantees that the air-out air current flows steadily, and reinforcing water conservancy diversion effect promotes user experience.
Description
Technical Field
The utility model relates to an air conditioner technical field, in particular to spiral case subassembly and air conditioner.
Background
At present, the air conditioner generally realizes the air-out function through the spiral case and the fan of installing in the spiral case, but present spiral case leads to air-out speed higher because the restriction of its structure itself, and the air-out air current is disorderly, and the water conservancy diversion effect is poor, influences user experience.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem how to reduce air-out speed, guarantee that the air-out air current flows steadily, reinforcing water conservancy diversion effect promotes user experience.
In order to solve the above problem, the technical scheme of the utility model is realized like this:
in a first aspect, the utility model provides a volute component, including volute and centrifugal wind wheel, the volute includes first lateral wall, second lateral wall, end wall and spiral tongue, the one end and the second lateral wall fixed connection of first lateral wall, the other end and spiral tongue fixed connection, first lateral wall and second lateral wall all with end wall fixed connection, first lateral wall, second lateral wall and end wall enclose into the air-out cavity jointly, centrifugal wind wheel installs in the air-out cavity, the central axis of centrifugal wind wheel deviates from the center setting of end wall; wherein, the crossing point of axis of centrifugal wind wheel and end wall is O point, and the crossing point of the connecting line of snail tongue and first lateral wall and end wall is A point, and the tangent line of first lateral wall along A point and the crossing point of second lateral wall are B point, and OB and OA's ratio scope is 1.2 to 1.6. Compared with the prior art, the utility model provides a spiral case subassembly is owing to adopted the centrifugal wind wheel that the center of skew end wall set up and the spiral case shape of injecing through the ratio scope, so can reduce air-out speed, guarantee that the air-out air current flows steadily, reinforcing water conservancy diversion effect promotes user experience.
Further, the ratio of OB to OA was 1.4. The reasonable ratio of OB to OA can collect and guide the air leaving the centrifugal wind wheel, so that a part of kinetic energy of the air is converted into static pressure to overcome the resistance in the volute and discharge the air out of the air outlet.
Further, the ratio of AB to OA ranges from 1.1 to 1.5.
Further, the ratio of AB to OA was 1.3. The reasonable ratio of AB to OA can further collect the air leaving the centrifugal wind wheel and guide the air, so that the guide effect is improved, part of kinetic energy of the air is converted into static pressure, the resistance in the volute is overcome, and the air is discharged out of the air outlet.
Further, the gap between the centrifugal wind wheel and the first side wall gradually increases along the air outlet direction, and the gap between the centrifugal wind wheel and the second side wall gradually increases along the air outlet direction. The air is also crescent along the cross-sectional area of the cavity that the air-out direction flows, and the cavity that the air flows through is gradually wide to reduce the flow velocity of air, thereby reduce air-out speed, promote user's comfort level.
Further, a reinforcing rib is arranged on one side, away from the centrifugal wind wheel, of the end wall. Strengthen with the structure to whole spiral case, reduce the deformation degree of spiral case subassembly operation in-process spiral case, reduce abnormal sound and noise, promote user experience to can play the effect of preventing falling and anticollision.
Furthermore, the strengthening rib includes first strengthening rib, and first strengthening rib is the annular, and first strengthening rib encloses to locate outside the axis of centrifugal wind wheel. The first reinforcing ribs can reinforce the strength of the end wall and prevent the end wall from deforming.
Further, the strengthening rib includes the second strengthening rib, and the second strengthening rib is the straight line form, and the second strengthening rib sets up along centrifugal wind wheel's radial extension. The second reinforcing rib passes through the first reinforcing rib to strengthen the strength of the end wall and prevent the end wall from deforming.
Furthermore, the end wall is provided with a motor wire passing hole, a sealing element for preventing air leakage is arranged in the motor wire passing hole, and the motor wire passing hole is used for a power supply wire to pass through. The sealing member can prevent the air in the air outlet cavity from leaking out of the wire passing hole of the motor, and the sealing effect is good.
In a second aspect, the utility model provides an air conditioner, including foretell spiral case subassembly, this spiral case subassembly includes spiral case and centrifugal wind wheel, the spiral case includes first lateral wall, second lateral wall, end wall and spiral tongue, the one end and the second lateral wall fixed connection of first lateral wall, the other end and spiral tongue fixed connection, first lateral wall and second lateral wall all with end wall fixed connection, first lateral wall, second lateral wall and end wall enclose into the air-out cavity jointly, centrifugal wind wheel installs in the air-out cavity, the central axis of centrifugal wind wheel deviates from the central setting of end wall; wherein, the crossing point of axis of centrifugal wind wheel and end wall is O point, and the crossing point of the connecting line of snail tongue and first lateral wall and end wall is A point, and the tangent line of first lateral wall along A point and the crossing point of second lateral wall are B point, and OB and OA's ratio scope is 1.2 to 1.6. The air conditioner can reduce the air-out speed, guarantees that the air-out air current flows steadily, strengthens the water conservancy diversion effect, promotes user experience.
Drawings
Fig. 1 is a schematic view of a first embodiment of the present invention illustrating a view angle of a volute assembly;
fig. 2 is a schematic structural diagram of a volute of the volute assembly according to the first embodiment of the present invention;
FIG. 3 is a schematic structural view of the end wall of FIG. 2;
figure 4 is a schematic structural view of another perspective of the volute assembly according to the first embodiment of the present invention;
fig. 5 is a schematic structural diagram of an air conditioner according to a second embodiment of the present invention.
Description of reference numerals:
10-an air conditioner; 100-a volute assembly; 110-a volute; 111-an air outlet; 112-a first side wall; 113-a second sidewall; 114-an end wall; 115-volute tongue; 116-an air outlet cavity; 117-reinforcing ribs; 1171-a first reinforcing bar; 1172-a second stiffener; 118-motor wire through hole; 119-a seal; 120-centrifugal wind wheel; 200-air conditioner body.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
First embodiment
Referring to fig. 1 and fig. 2 in combination, an embodiment of the present invention provides a volute assembly 100 for implementing an air outlet function. It can reduce air-out speed, guarantees that the air-out air current flows steadily, and reinforcing water conservancy diversion effect promotes user experience.
It should be noted that, the volute component 100 is applied to a fresh air system of an air conditioner hanging machine, the fresh air system is used for introducing external fresh air into a room to improve the indoor air quality, and in the operation process of the fresh air system, the volute component 100 can drive the external air to flow and enter the room to realize a fresh air function. But not limited thereto, in other embodiments, the volute assembly 100 may be applied to a cabinet air conditioner, and the volute assembly 100 may also be applied to a heat exchange system, and the application scenario of the volute assembly 100 is not particularly limited.
The volute assembly 100 includes a volute 110, a centrifugal rotor 120, and a drive motor (not shown). The centrifugal wind wheel 120 is installed in the scroll casing 110 and can rotate with respect to the scroll casing 110. The driving motor is connected to the centrifugal wind wheel 120 to drive the centrifugal wind wheel 120 to rotate, thereby driving the air to flow to form an air flow. The volute 110 is provided with an air outlet 111, and the volute 110 can guide the air flow so as to blow the air flow out of the air outlet 111 to the indoor space.
The volute 110 includes a first sidewall 112, a second sidewall 113, an end wall 114, and a volute tongue 115. Wherein, one end of the first side wall 112 is fixedly connected with the second side wall 113, and the other end is fixedly connected with the volute tongue 115, and the volute tongue 115 is used for preventing part of air from circulating in the volute 110. The first side wall 112 and the second side wall 113 are both fixedly connected with the end wall 114, the first side wall 112, the second side wall 113 and the end wall 114 jointly enclose an air outlet cavity 116, the air outlet cavity 116 is communicated with the air outlet 111, and air can be blown out from the air outlet 111 through the air outlet cavity 116. Centrifugal wind wheel 120 is installed in air-out cavity 116, and the central axis of centrifugal wind wheel 120 deviates from the central setting of end wall 114, and the central axis of centrifugal wind wheel 120 sets up with the central line interval of end wall 114 promptly to realize centrifugal wind wheel 120's eccentric mounting, reduce the air-out speed, promote user's comfort level.
In this embodiment, the first sidewall 112 and the second sidewall 113 are both arc-shaped, the first sidewall 112 and the second sidewall 113 are combined to form a sidewall of the scroll casing 110, the air outlet 111 is disposed between the first sidewall 112 and the second sidewall 113, and the volute tongue 115 is disposed at an end of the first sidewall 112 close to the air outlet 111. Specifically, the first side wall 112, the second side wall 113, the end wall 114, and the volute tongue 115 are integrally formed to improve the coupling strength. The central axis of the centrifugal rotor 120 is arranged perpendicular to the end wall 114, and the first side wall 112 and the second side wall 113 are both arranged perpendicular to the end wall 114.
It should be noted that the intersection point of the central axis of the centrifugal wind wheel 120 and the end wall 114 is point O, the intersection point of the connecting line of the volute tongue 115 and the first side wall 112 and the end wall 114 is point a, and the intersection point of the tangent of the first side wall 112 along point a and the second side wall 113 is point B, where OA is the linear distance from point O to point a, and OB is the linear distance from point O to point B. The ratio of OB to OA ranges from 1.2 to 1.6, and a reasonable ratio of OB to OA can collect and guide the air leaving the centrifugal wind wheel 120, so that a part of the kinetic energy of the air is converted into static pressure to overcome the resistance in the volute 110 and discharge the air out of the air outlet 111. In this embodiment, the ratio of OB to OA is 1.4, but the ratio is not limited thereto, and in other embodiments, the ratio of OB to OA may be 1.2 or 1.6, and the size of the ratio of OB to OA is not particularly limited.
Further, an intersection O of the central axis of the centrifugal rotor 120 and the end wall 114, an intersection a of a connecting line of the volute tongue 115 and the first side wall 112 and the end wall 114, and an intersection B of a tangent of the first side wall 112 along point a and the second side wall 113 combine to form a triangle, and OA, OB, and AB are three sides constituting the triangle, wherein AB represents a linear distance from point a to point B. The ratio of AB to OA ranges from 1.1 to 1.5, and a reasonable ratio of AB to OA can further collect and guide the air leaving the centrifugal wind wheel 120, thereby improving the guiding effect, converting a part of kinetic energy of the air into static pressure, overcoming the resistance in the volute 110, and discharging the air out of the air outlet 111. In this embodiment, the ratio of AB to OA is 1.3, but the invention is not limited thereto, and in other embodiments, the ratio of AB to OA may be 1.1 or 1.5, and the magnitude of the ratio of AB to OA is not particularly limited.
It is worth noting that the gap between the centrifugal wind wheel 120 and the first sidewall 112 gradually increases along the air outlet direction, and the gap between the centrifugal wind wheel 120 and the second sidewall 113 gradually increases along the air outlet direction, that is, the gap between the centrifugal wind wheel 120 and the sidewall of the volute 110 gradually increases along the air outlet direction, the cross-sectional area of the cavity through which the air flows in the air outlet direction also gradually increases, and the cavity through which the air flows gradually widens to reduce the flow speed of the air, thereby reducing the air outlet speed and improving the comfort of the user. Specifically, the air outlet direction is the rotation direction of the centrifugal wind wheel 120, and the air in the air outlet cavity 116 can be blown out from the air outlet 111 along the air outlet direction.
Referring to fig. 3 and 4 in combination, it should be noted that a reinforcing rib 117 is disposed on a side of the end wall 114 away from the centrifugal wind wheel 120 to reinforce the structure of the whole volute 110, reduce the deformation degree of the volute 110 during the operation of the volute assembly 100, reduce abnormal sound and noise, improve user experience, and perform the functions of anti-falling and anti-collision.
The reinforcing ribs 117 include a first reinforcing rib 1171 and a second reinforcing rib 1172. The first reinforcing rib 1171 is annular, the first reinforcing rib 1171 surrounds the central axis of the centrifugal wind wheel 120, and the first reinforcing rib 1171 can reinforce the strength of the end wall 114 and prevent the end wall 114 from deforming. The second reinforcing rib 1172 is formed in a straight line shape, the second reinforcing rib 1172 is extended in the radial direction of the centrifugal rotor 120, and the second reinforcing rib 1172 passes through the first reinforcing rib 1171 to reinforce the strength of the end wall 114 and prevent the end wall 114 from being deformed. The first and second ribs 1171 and 1172 cooperate to further increase the strength of the end wall 114 and thus the volute 110.
In this embodiment, the number of the first reinforcing ribs 1171 is two, the number of the second reinforcing ribs 1172 is seven, the two first reinforcing ribs 1171 are arranged at intervals and are all arranged around the central axis of the centrifugal wind wheel 120, the seven second reinforcing ribs 1172 are distributed in a divergent shape, and each second reinforcing rib 1172 penetrates through the two first reinforcing ribs 1171, is fixedly connected with the two first reinforcing ribs 1171, and extends to the edge of the end wall 114. However, the number of the first reinforcing ribs 1171 may be three or four, the number of the second reinforcing ribs 1172 may be six or eight, and the number of the first reinforcing ribs 1171 and the second reinforcing ribs 1172 is not particularly limited.
In this embodiment, the end wall 114 is provided with a motor wire passing hole 118, a sealing member 119 for preventing air leakage is disposed in the motor wire passing hole 118, and the motor wire passing hole 118 is used for an electric wire of the driving motor to pass through. The electric wire of driving motor passes motor line hole 118, and wraps up in sealing member 119, and sealing member 119 can prevent that the air in air-out cavity 116 from leaking out in motor line hole 118, and is sealed effectual. Specifically, the sealing member 119 is made of a rubber material or a sponge material, further improving the sealing effect.
The embodiment of the utility model provides a volute component 100, volute 110 includes first lateral wall 112, second lateral wall 113, end wall 114 and volute tongue 115, first lateral wall 112's one end and second lateral wall 113 fixed connection, the other end and volute tongue 115 fixed connection, first lateral wall 112 and second lateral wall 113 all with end wall 114 fixed connection, first lateral wall 112, second lateral wall 113 and end wall 114 enclose into air-out cavity 116 jointly, centrifugal wind wheel 120 installs in air-out cavity 116, the skew center setting of end wall 114 of the axis of centrifugal wind wheel 120; wherein, the intersection point of the central axis of the centrifugal wind wheel 120 and the end wall 114 is point O, the intersection point of the connecting line of the volute tongue 115 and the first side wall 112 and the end wall 114 is point a, the intersection point of the tangent of the first side wall 112 along point a and the second side wall 113 is point B, and the ratio of OB to OA is 1.2 to 1.6. Compared with the prior art, the utility model provides a spiral case subassembly 100 is owing to adopted the centrifugal wind wheel 120 that the center of skew end wall 114 set up and the spiral case 110 shape of injecing through the ratio scope, so can reduce air-out speed, guarantee that the air-out air current flows steadily, reinforcing water conservancy diversion effect promotes user experience.
Second embodiment
Referring to fig. 5, the present invention provides an air conditioner 10 for regulating indoor air temperature. The air conditioner 10 includes a scroll case assembly 100 and an air conditioner body 200. The basic structure and principle of the volute assembly 100 and the technical effects thereof are the same as those of the first embodiment, and for the sake of brief description, reference may be made to the corresponding contents of the first embodiment except for the parts mentioned in this embodiment.
In this embodiment, the volute component 100 is installed on the air conditioner body 200, the air conditioner body 200 is used for blowing cold air or hot air into a room to realize a cooling or heating function, and the volute component 100 is used for introducing fresh air into the room to improve indoor air quality.
The embodiment of the present invention provides the same beneficial effects as the first embodiment, which are not repeated herein.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present invention, and the scope of the present invention is defined by the appended claims.
Claims (10)
1. A volute assembly is characterized by comprising a volute (110) and a centrifugal wind wheel (120), wherein the volute (110) comprises a first side wall (112), a second side wall (113), an end wall (114) and a volute tongue (115), one end of the first side wall (112) is fixedly connected with the second side wall (113), the other end of the first side wall is fixedly connected with the volute tongue (115), the first side wall (112) and the second side wall (113) are fixedly connected with the end wall (114), the first side wall (112), the second side wall (113) and the end wall (114) jointly define a wind outlet cavity (116), the centrifugal wind wheel (120) is installed in the wind outlet cavity (116), and the central axis of the centrifugal wind wheel (120) is arranged in a mode of deviating from the center of the end wall (114);
wherein, the intersection point of the central axis of the centrifugal wind wheel (120) and the end wall (114) is O point, the intersection point of the connecting line of the volute tongue (115) and the first side wall (112) and the end wall (114) is A point, the intersection point of the tangent of the first side wall (112) along the A point and the second side wall (113) is B point, and the ratio of OB to OA ranges from 1.2 to 1.6.
2. The volute assembly of claim 1, wherein the ratio of OB to OA is 1.4.
3. The volute assembly of claim 1, wherein the ratio of AB to OA ranges from 1.1 to 1.5.
4. The volute assembly of claim 3, wherein the ratio of AB to OA is 1.3.
5. The volute assembly of claim 1, wherein a gap between the centrifugal rotor (120) and the first sidewall (112) increases in a wind-out direction, and a gap between the centrifugal rotor (120) and the second sidewall (113) increases in the wind-out direction.
6. Volute assembly according to claim 1, wherein the side of the end wall (114) facing away from the centrifugal rotor (120) is provided with a reinforcement rib (117).
7. The volute assembly of claim 6, wherein the reinforcement rib (117) comprises a first reinforcement rib (1171), wherein the first reinforcement rib (1171) is annular, and wherein the first reinforcement rib (1171) is disposed about a central axis of the centrifugal wind wheel (120).
8. Volute assembly according to claim 6, wherein said reinforcement rib (117) comprises a second reinforcement rib (1172), said second reinforcement rib (1172) being rectilinear, said second reinforcement rib (1172) being arranged extending in a radial direction of said centrifugal rotor (120).
9. The volute assembly of claim 1, wherein the end wall (114) defines a motor wire passing hole (118), a sealing member (119) for preventing air leakage is disposed in the motor wire passing hole (118), and the motor wire passing hole (118) is used for passing a power supply wire.
10. An air conditioner including a volute assembly according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023344532.7U CN214036265U (en) | 2020-12-30 | 2020-12-30 | Volute component and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023344532.7U CN214036265U (en) | 2020-12-30 | 2020-12-30 | Volute component and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214036265U true CN214036265U (en) | 2021-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023344532.7U Active CN214036265U (en) | 2020-12-30 | 2020-12-30 | Volute component and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214036265U (en) |
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2020
- 2020-12-30 CN CN202023344532.7U patent/CN214036265U/en active Active
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