CN112577178A - Volute tongue structure, fan device and air conditioner - Google Patents
Volute tongue structure, fan device and air conditioner Download PDFInfo
- Publication number
- CN112577178A CN112577178A CN202011596105.XA CN202011596105A CN112577178A CN 112577178 A CN112577178 A CN 112577178A CN 202011596105 A CN202011596105 A CN 202011596105A CN 112577178 A CN112577178 A CN 112577178A
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- CN
- China
- Prior art keywords
- volute
- volute tongue
- sliding groove
- tongue structure
- roller
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/20—Casings or covers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/20—Casings or covers
- F24F2013/205—Mounting a ventilator fan therein
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
Abstract
The invention provides a volute tongue structure, a fan device and an air conditioner, wherein the volute tongue structure comprises: the volute tongue part is arranged in the volute component and can slide along the sliding groove of the volute component; the supporting part is arranged on the axial end face of the volute tongue part and is used for being inserted into the sliding groove; the supporting part comprises a supporting column and an elastic part sleeved on the supporting column, the outer peripheral surface of the elastic part is cylindrical, and the maximum outer diameter of the elastic part is larger than the width of the sliding groove so as to play a role in buffering and supporting the shaking of the volute tongue part when the volute tongue part slides along the sliding groove. The volute tongue structure solves the problem that in the prior art, the volute tongue is easy to shake during movement, so that the roller and the wind channel slide rail collide to generate abnormal sound.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a volute tongue structure, a fan device and an air conditioner.
Background
The volute tongue of the floor air conditioner in the prior art is of a fixed structure, but for the floor air conditioner with the airflow reversible function, the volute tongue needs to be designed into a movable form to realize the airflow reversible function.
In the operation test, the worm tongue is easy to shake during movement, so that the roller and the air duct slide rail are collided to generate abnormal sound, the minimum gap between the worm tongue and the volute is only 3mm, and the worm tongue is easy to contact with the volute due to deformation, so that the normal movement of the worm tongue is influenced.
Disclosure of Invention
The invention mainly aims to provide a volute tongue structure, a fan device and an air conditioner, and aims to solve the problem that in the prior art, the volute tongue is easy to shake during movement, so that a roller and an air duct slide rail collide to generate abnormal sound.
In order to achieve the above object, according to one aspect of the present invention, there is provided a volute tongue structure, including: the volute tongue part is arranged in the volute component and can slide along the sliding groove of the volute component; the supporting part is arranged on the axial end face of the volute tongue part and is used for being inserted into the sliding groove; the supporting part comprises a supporting column and an elastic part sleeved on the supporting column, the outer peripheral surface of the elastic part is cylindrical, and the maximum outer diameter of the elastic part is larger than the width of the sliding groove so as to play a role in buffering and supporting the shaking of the volute tongue part when the volute tongue part slides along the sliding groove.
Further, the elastic piece comprises a first shaft section and a second shaft section, the first shaft section is located at one end, far away from the volute tongue portion, of the second shaft section, the diameter of the first shaft section is smaller than the width of the sliding groove, and the diameter of the second shaft section is larger than the width of the sliding groove.
Further, the axial both ends of snail tongue portion all are provided with a plurality of supporting parts, and a plurality of supporting parts are arranged along the extending direction interval of spout.
Further, the elastic member is made of a rubber material.
Furthermore, ribs are respectively arranged at two axial ends of the volute tongue part, each rib is respectively arranged corresponding to the corresponding sliding groove, each rib is parallel to the corresponding sliding groove, and the width of each rib is smaller than that of the corresponding sliding groove.
Furthermore, the ribs are provided with yielding spaces for yielding the supporting parts.
Further, a first roller for contacting with the volute component is arranged on the volute tongue part, and the rotation axis of the first roller is parallel to the axis of the volute tongue part; an avoiding groove for avoiding the first roller is arranged on the rib.
Further, a second roller for contacting with the volute component is arranged on the volute tongue part, and the rotation axis of the second roller is perpendicular to the axis of the volute tongue part; the rib is provided with an installation part with an installation cavity, the second idler wheel is rotatably installed on the installation part, and part of wheel body of the second idler wheel is located in the installation cavity.
Furthermore, snail tongue portion and support column integrated into one piece, snail tongue portion include snail tongue mainboard and set up the connecting plate at snail tongue mainboard both ends, all is provided with the supporting part on two connecting plates.
According to a second aspect of the present invention, there is provided a fan apparatus, comprising a volute component and a volute tongue structure, wherein the volute tongue structure is the volute tongue structure.
Further, the volute component comprises a first volute part and a second volute part which are arranged oppositely, and a supporting part is arranged at one end, opposite to the first volute part, of the volute tongue part and at one end, opposite to the second volute part, of the volute tongue part.
Furthermore, a sliding groove is formed in the volute component and used for being matched with the supporting portion.
According to a third aspect of the present invention, there is provided an air conditioner comprising a fan device, wherein the fan device is the above fan device.
By applying the technical scheme, the supporting part which is used for being inserted into the sliding groove of the volute component is arranged on the volute tongue part, the supporting part comprises the supporting column and the elastic part which is sleeved on the supporting column, the elastic part and the sliding groove are in interference fit, so that when the volute tongue part slides along the sliding groove, the vibrating function of the volute tongue part is buffered and supported, abnormal sound generated when the volute tongue structure moves is prevented, the movement track of the volute tongue structure is corrected, the situation that the volute tongue structure cannot normally work after being deformed is avoided, and the problem that in the prior art, the roller wheel and the air channel sliding rail are collided to generate the abnormal sound due to the easy vibration when the volute tongue moves is solved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, 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 a schematic view of an embodiment of a volute tongue structure according to the invention in one direction;
FIG. 2 is a schematic view of the volute tongue structure of FIG. 1 in another orientation;
FIG. 3 shows an enlarged partial view of the volute tongue structure of FIG. 2 at A;
FIG. 4 illustrates a partial cross-sectional view at B-B of the volute tongue structure of FIG. 2 installed on a volute component;
FIG. 5 illustrates a partial cross-sectional view at C-C of the volute tongue structure of FIG. 2 installed on a volute component;
FIG. 6 is a schematic view of the assembly of the tongue structure of FIG. 1 with the first volute section;
FIG. 7 is a schematic view of the assembly of the tongue structure of FIG. 1 with a second volute section;
FIG. 8 is a schematic structural view of an embodiment of a fan apparatus of the present invention in a lower wind outlet state without including the first volute section;
fig. 9 is a schematic structural view illustrating the fan device shown in fig. 8 in an upward air-out state; and
figure 10 shows an exploded view of an embodiment of the fan apparatus of the present invention.
Wherein the figures include the following reference numerals:
1. a volute tongue structure; 11. a volute tongue portion; 111. a first roller; 112. a second roller; 12. a support portion; 121. a support pillar; 122. an elastic member; 1221. a first shaft section; 1222. a second shaft section; 13. ribs; 130. a space of abdicating; 131. avoiding the groove; 132. an installation part; 2. a volute component; 20. a chute; 21. a first volute portion; 22. a second volute portion; 3. a fan blade.
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 embodiments with reference to the attached drawings.
As shown in fig. 1 to 10, the present invention provides a volute tongue structure, including: the volute tongue part 11 is arranged in the volute component 2, and the volute tongue part 11 is arranged along the sliding groove 20 of the volute component 2 in a sliding manner; a support portion 12, the support portion 12 being provided on an axial end face of the tongue portion 11 for insertion into the chute 20; the supporting portion 12 includes a supporting column 121 and an elastic member 122 sleeved on the supporting column 121, an outer peripheral surface of the elastic member 122 is cylindrical, and a maximum outer diameter of the elastic member 122 is greater than a width of the sliding groove 20, so that when the volute tongue portion 11 slides along the sliding groove 20, a buffering supporting effect is exerted on a shake of the volute tongue portion 11.
According to the volute tongue structure, the supporting part 12 used for being inserted into the sliding groove 20 of the volute component 2 is arranged on the volute tongue part 11, the supporting part 12 comprises the supporting column 121 and the elastic part 122 sleeved on the supporting column 121, the elastic part 122 is in interference fit with the sliding groove 20, so that when the volute tongue part 11 slides along the sliding groove 20, the vibration of the volute tongue part 11 is buffered and supported, abnormal sound is prevented from being generated when the volute tongue structure moves, the movement track of the volute tongue structure is corrected, the situation that the volute tongue structure cannot normally work after being deformed is avoided, and the problem that in the prior art, the phenomenon that the roller and a wind channel sliding rail are collided to generate abnormal sound due to the vibration easily generated when the volute tongue moves is solved.
Specifically, the axial end face of the tongue portion 11 refers to an end face of an end portion of the tongue portion 11 in the axial direction thereof.
The elastic member 122 includes a first shaft section 1221 and a second shaft section 1222, the first shaft section 1221 is located at an end of the second shaft section 1222 far from the tongue portion 11, a diameter of the first shaft section 1221 is smaller than a width of the sliding slot 20, and a diameter of the second shaft section 1222 is larger than the width of the sliding slot 20. In this way, the mounting action of the elastic member 122 into the chute 20 is guided, facilitating the assembly between the volute tongue structure and the volute component 2.
Preferably, both axial ends of the volute tongue portion 11 are provided with a plurality of support portions 12, and the plurality of support portions 12 are arranged at intervals along the extending direction of the chute 20. Therefore, the volute tongue structure can be supported from a plurality of positions, so that the movement reliability of the volute tongue structure is ensured.
The parts of the volute tongue structure close to the two ends in the arc direction are easy to deform in work, and the volute tongue structure is contacted with the volute component 2 due to serious deformation, so that the movement of the volute tongue structure is hindered. Two axial ends of the volute tongue part 11 are respectively provided with two supporting parts 12, the two supporting parts 12 are positioned at positions close to two ends of the volute tongue part 11 in the arc direction, and can correct the motion trail of the volute tongue structure, namely, the deformation of the volute tongue structure is limited by the contact of the elastic part 122 and the sliding groove 20, so that the phenomenon that one end of the volute tongue structure is pressed on the volute component 2 due to the deformation is avoided, the volute tongue structure is ensured not to be in contact with the volute component 2, the motion of the volute tongue structure is not influenced, the motion stability and accuracy of the volute tongue structure are ensured, and abnormal sound generated by friction between the volute tongue structure and the volute component 2 is also avoided.
Alternatively, the elastic member 122 is made of a rubber material.
Specifically, the diameter of the elastic member 122 is larger than the width of the sliding chute 20, and the elastic member 122 and the sliding chute 20 are in interference fit. While the supporting effect of the supporting part 12 on the volute tongue structure is ensured, the elasticity of the elastic part 122 is beneficial to enabling the elastic part 122 to slide along the sliding groove 20 along with the volute tongue structure, and the obstruction to the movement of the volute tongue structure caused by the overlarge interference of interference fit is prevented.
Preferably, the two axial ends of the volute tongue 11 are respectively provided with a rib 13, each rib 13 is respectively arranged corresponding to the corresponding sliding groove 20, each rib 13 is parallel to the corresponding sliding groove 20, and the width of each rib 13 is smaller than that of the corresponding sliding groove 20.
Specifically, the ribs 13 are provided with a space 130 for avoiding the support portion 12.
Preferably, the volute tongue 11 is provided with a first roller 111 for contacting with the volute component 2, and the rotation axis of the first roller 111 is parallel to the axis of the volute tongue 11; the rib 13 is provided with an avoidance groove 131 for avoiding the first roller 111.
Preferably, the volute tongue 11 is provided with a second roller 112 for contacting with the volute component 2, and the rotation axis of the second roller 112 is perpendicular to the axis of the volute tongue 11; the rib 13 is provided with a mounting portion 132 having a mounting cavity, the second roller 112 is rotatably mounted on the mounting portion 132, and a part of the wheel body of the second roller 112 is located in the mounting cavity.
The volute tongue structure and the volute component 2 rotate relatively through the first roller 111 and the second roller 112, so that a certain movement gap is ensured between the volute tongue structure and the volute component 2, meanwhile, the volute tongue structure cannot be displaced during movement due to the movement gap, and the relative position between the volute tongue structure and the volute component 2 is ensured.
However, after the assembly, a certain gap still exists between the first roller 111 and the chute 20 of the volute component 2, the volute tongue structure can shake due to the existence of the gap when moving, and the first roller 111 and the chute 20 of the volute component 2 can collide to generate abnormal sound.
The two connecting plates are respectively positioned at the two axial ends of the volute tongue main plate and are parallel to each other, the volute tongue main plate is an arc-shaped plate, and the supporting part 12 protrudes out of the corresponding connecting plate.
As shown in fig. 6 to 10, the present invention provides a fan apparatus, including a volute component 2 and a volute tongue structure 1, where the volute tongue structure 1 is the above volute tongue structure.
As shown in fig. 8 and 9, the fan device of the present invention is mainly applied to a vertical air conditioner in which the volute tongue structure 1 needs to move during operation, the volute tongue structure 1 with a wind shielding function is rotatably disposed in the fan device, the volute tongue structure 1 is driven to rotate by a motor and a transmission assembly disposed outside the volute tongue structure 1, and the volute tongue structure 1 is provided with an external gear ring for meshing with a gear of the transmission assembly, so as to respectively realize an upper wind outlet function and a lower wind outlet function of the fan device.
As shown in fig. 8, the volute tongue structure 1 is located at a position that can block the upward movement of the airflow, so as to realize the lower air outlet function of the fan device. As shown in fig. 9, the volute tongue structure 1 in fig. 8 is formed after rotating 180 °, and can block downward movement of the airflow to achieve an upward air outlet function of the fan device.
Specifically, the fan device further comprises a fan blade 3, wherein the fan blade 3 is located inside the volute tongue structure 1, so that air flow is provided for the volute tongue structure 1 through rotation of the fan blade 3.
As shown in fig. 6, 7 and 10, the volute component 2 includes a first volute portion 21 and a second volute portion 22 which are disposed opposite to each other, and a support portion 12 is disposed at each of an end of the volute tongue portion 11 opposite to the first volute portion 21 and an end of the volute tongue portion opposite to the second volute portion 22.
Specifically, the volute component 2 includes a first volute portion 21 and a second volute portion 22 that are disposed opposite to each other, the first volute portion 21 and the second volute portion 22 are located at two axial ends of the volute tongue structure 1, respectively, and the fan device realizes air outlet from top to bottom through rotation of the volute tongue structure 1.
Preferably, the volute component 2 is provided with a sliding slot 20, the sliding slot 20 being adapted to cooperate with the support 12.
The first worm casing part 21 and the second worm casing part 22 are both provided with a sliding groove 20, and the sliding groove 20 is matched with the first roller 111 and the second roller 112 and is in interference fit with the supporting part 12 of the worm tongue structure 1.
The invention also provides an air conditioner which comprises the fan device.
Specifically, the air conditioner of the present invention is a floor air conditioner.
From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:
according to the volute tongue structure, the supporting part 12 used for being inserted into the sliding groove 20 of the volute component 2 is arranged on the volute tongue part 11, the supporting part 12 comprises the supporting column 121 and the elastic part 122 sleeved on the supporting column 121, the elastic part 122 is in interference fit with the sliding groove 20, so that when the volute tongue part 11 slides along the sliding groove 20, the vibration of the volute tongue part 11 is buffered and supported, abnormal sound is prevented from being generated when the volute tongue structure moves, the movement track of the volute tongue structure is corrected, the situation that the volute tongue structure cannot normally work after being deformed is avoided, and the problem that in the prior art, the phenomenon that the roller and a wind channel sliding rail are collided to generate abnormal sound due to the vibration easily generated when the volute tongue moves 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 (13)
1. A volute tongue structure, comprising:
the volute tongue part (11) is arranged in the volute component (2), and the volute tongue part (11) is arranged along the sliding groove (20) of the volute component (2) in a sliding manner;
a support portion (12), the support portion (12) being provided on an axial end face of the tongue portion (11) for insertion into the chute (20);
the supporting portion (12) comprises a supporting column (121) and an elastic piece (122) sleeved on the supporting column (121), the outer peripheral surface of the elastic piece (122) is cylindrical, and the maximum outer diameter of the elastic piece (122) is larger than the width of the sliding groove (20) so as to play a role in buffering and supporting the shaking of the volute tongue portion (11) when the volute tongue portion (11) slides along the sliding groove (20).
2. The volute tongue structure of claim 1, wherein the resilient member (122) comprises a first shaft section (1221) and a second shaft section (1222), the first shaft section (1221) is located at an end of the second shaft section (1222) away from the volute tongue portion (11), the first shaft section (1221) has a diameter smaller than a width of the chute (20), and the second shaft section (1222) has a diameter larger than the width of the chute (20).
3. The volute tongue structure of claim 1, wherein the volute tongue portion (11) is provided with a plurality of support portions (12) at both axial ends thereof, and the plurality of support portions (12) are arranged at intervals along an extending direction of the chute (20).
4. The volute tongue structure of claim 1, wherein the resilient member (122) is made of a rubber material.
5. The volute tongue structure of claim 1, wherein ribs (13) are respectively arranged at two axial ends of the volute tongue portion (11), each rib (13) is respectively arranged corresponding to the corresponding sliding groove (20), each rib (13) is parallel to the corresponding sliding groove (20), and the width of each rib (13) is smaller than that of the corresponding sliding groove (20).
6. The volute tongue structure of claim 5, wherein the rib (13) is provided with a space (130) for avoiding the support portion (12).
7. The volute tongue structure of claim 5, wherein the volute tongue portion (11) is provided with a first roller (111) for contacting the volute component (2), the axis of rotation of the first roller (111) being parallel to the axis of the volute tongue portion (11); an avoiding groove (131) for avoiding the first roller (111) is formed in the rib (13).
8. The volute tongue structure of claim 5, wherein the volute tongue portion (11) is provided with a second roller (112) for contacting the volute component (2), and the rotation axis of the second roller (112) is perpendicular to the axis of the volute tongue portion (11); the rib (13) is provided with an installation part (132) with an installation cavity, the second roller (112) is rotatably installed on the installation part (132), and part of the wheel body of the second roller (112) is located in the installation cavity.
9. The volute tongue structure of claim 1, wherein the volute tongue portion (11) and the support pillar (121) are integrally formed, the volute tongue portion (11) comprises a volute tongue main plate and connecting plates arranged at two ends of the volute tongue main plate, and the support portion (12) is arranged on each of the two connecting plates.
10. A fan arrangement comprising a volute component (2) and a volute tongue structure (1), wherein the volute tongue structure (1) is a volute tongue structure according to any one of claims 1 to 9.
11. The fan apparatus according to claim 10, wherein the volute component (2) comprises a first volute portion (21) and a second volute portion (22) which are oppositely arranged, and the support portion (12) is arranged at one end of the volute tongue portion (11) opposite to the first volute portion (21) and at one end of the volute tongue portion opposite to the second volute portion (22).
12. The fan arrangement according to claim 10, characterized in that a sliding groove (20) is provided on the volute component (2), the sliding groove (20) being adapted to cooperate with the support (12).
13. An air conditioner comprising a fan arrangement, wherein the fan arrangement is as claimed in any one of claims 10 to 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011596105.XA CN112577178A (en) | 2020-12-29 | 2020-12-29 | Volute tongue structure, fan device and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011596105.XA CN112577178A (en) | 2020-12-29 | 2020-12-29 | Volute tongue structure, fan device and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112577178A true CN112577178A (en) | 2021-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011596105.XA Pending CN112577178A (en) | 2020-12-29 | 2020-12-29 | Volute tongue structure, fan device and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112577178A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023207519A1 (en) * | 2022-04-25 | 2023-11-02 | 广东美的制冷设备有限公司 | Air conditioner |
-
2020
- 2020-12-29 CN CN202011596105.XA patent/CN112577178A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023207519A1 (en) * | 2022-04-25 | 2023-11-02 | 广东美的制冷设备有限公司 | Air conditioner |
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