CN211854206U - Motor supporting plate and air conditioner - Google Patents
Motor supporting plate and air conditioner Download PDFInfo
- Publication number
- CN211854206U CN211854206U CN202020222205.5U CN202020222205U CN211854206U CN 211854206 U CN211854206 U CN 211854206U CN 202020222205 U CN202020222205 U CN 202020222205U CN 211854206 U CN211854206 U CN 211854206U
- Authority
- CN
- China
- Prior art keywords
- motor
- grid
- supporting plate
- support plate
- dense
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The utility model provides a motor support board and air conditioner is provided with motor installation position on the lateral wall of motor support board, has seted up a plurality of first motor mounting bracket fixed orificess in the motor support board, and first motor mounting bracket fixed orifices is close to motor installation position and sets up, and the motor support board is the injection molding, is provided with the grid in the motor support board. This motor backup pad can the noise reduction.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner technique and specifically relates to a motor support plate and air conditioner are related to.
Background
Referring to fig. 1, a fixing structure of a centrifugal fan in an indoor unit of an existing air conditioner is composed of a motor mounting bracket 11 and a motor supporting plate 12, and the motor supporting plate 12 is used for fixing a motor 13 and is assembled with an air duct cover plate 14, which is one of important air conditioner parts. Present motor support plate 12 is mostly single sheet metal component and constitutes, because motor 13 operation in-process can produce certain vibration, transmits motor support plate 12 department by motor mounting bracket 11, and motor mounting bracket 11, motor support plate 12 are the sheet metal component structure, very easily take place resonance, and then produce the noise, and present motor support plate 12 structure is complicated simultaneously, is unfavorable for the heat dissipation. Secondly, the motor support plate 12 is connected with the air duct cover plate 14 through screws, and the strength difference of the two materials is large, so that the assembly is not facilitated. In addition, the existing sheet metal motor support plate 12 is complex in structure and low in finished product machining precision.
Disclosure of Invention
A first object of the present invention is to provide a motor support plate capable of reducing noise.
The second objective of the present invention is to provide an air conditioner with the above-mentioned motor support plate.
In order to realize the first purpose, the utility model provides a motor support plate is provided with motor installation position on motor support plate's the lateral wall, has seted up a plurality of first motor mounting bracket fixed orificess in the motor support plate, and first motor mounting bracket fixed orifices is close to motor installation position setting, and the motor support plate is the injection molding, is provided with the grid in the motor support plate.
By the scheme, the motor supporting plate is an injection molding part and is provided with the hollowed-out grating, resonance with the motor mounting frame can be avoided, and the hollow-out design of the grating is easier to disperse vibration and further achieves the purpose of reducing noise. In addition, the motor supporting plate is simple in structure, injection molded and high in finished product precision, the strength difference between parts is reduced when the motor supporting plate is connected with an air duct, the assembling strength is improved, and the motor supporting plate is more beneficial to assembly. Meanwhile, the hollow-out grids enable the motor to dissipate heat more easily.
Preferably, the motor support plate is circular in shape.
The grid comprises a dense grid part and a loose grid part, and the dense grid part and the loose grid part are arranged along the radial direction of the motor support plate.
Therefore, the motor can vibrate in the working process, the intensity of the motor supporting plate can be ensured by the arrangement of the dense grid part, and the effect of vibration reduction and noise reduction can be improved by the arrangement of the loose grid part.
Still further, the dense grid part and the loose grid part are both annular.
One preferred scheme is that the number of the dense grids is more than two, at least one dense grid is arranged on each of two sides of the loose grid in the radial direction, and the first motor mounting frame fixing holes are formed in the dense grids.
In a further aspect, the density of the dense grid sections located radially outward of the loose grid sections is less than the density of the dense grid sections located radially inward of the loose grid sections.
The further scheme is that a plurality of supporting plate fixing holes are further formed in the motor supporting plate, the supporting plate fixing holes are arranged at the position, close to the outer periphery of the motor supporting plate, and the supporting plate fixing holes are located in the dense grid portion.
Therefore, the position close to the outer periphery of the motor supporting plate is connected with the outside, and the stability of fixed installation can be guaranteed.
In a preferred embodiment, the dense grid section includes grid holes and grid bars, the grid bars include straight grid bar segments extending along a radial direction of the motor support plate and arc grid bar segments extending along a circumferential direction of the motor support plate, and the straight grid bar segments and the arc grid bar segments surround the grid holes.
In order to achieve the second objective, the present invention provides an air conditioner, which comprises the above-mentioned motor supporting plate.
An optimal scheme is that the air conditioner further comprises a motor, a motor mounting frame and a fixing piece, the motor is fixed on the motor supporting plate through the motor mounting frame, the motor supporting plate is arranged at the axial end of the motor, and the motor is arranged on the motor mounting position. A second motor mounting frame fixing hole is formed in the motor mounting frame, and the fixing piece penetrates through the first motor mounting frame fixing hole and the second motor mounting frame fixing hole.
Drawings
Fig. 1 is an exploded view of a part of components of a conventional air conditioner.
Fig. 2 is an exploded view of the motor, the motor support plate, the motor mounting bracket and the centrifugal fan blade in the embodiment of the air conditioner of the present invention.
Fig. 3 is a first view angle diagram of the motor support plate according to the embodiment of the present invention.
Fig. 4 is a second view angle diagram of the motor supporting plate in the embodiment of the present invention.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
Referring to fig. 2, the air conditioner includes a motor 1, a centrifugal fan blade 10, a motor support plate 2, a motor mounting bracket 3, a fixing member 4, and an air duct cover plate (not shown). The motor 1 is fixed on the motor supporting plate 2 through the motor mounting frame 3, and the motor supporting plate 2 is arranged at the axial end of the motor 1.
The side wall of the motor supporting plate 2 is provided with a motor mounting position 21, and the motor 1 is arranged on the motor mounting position 21. Four first motor mounting bracket fixing holes 22 are formed in the motor support plate 2, the first motor mounting bracket fixing holes 22 are close to the motor mounting position 21 and arranged on the radial outer side of the motor mounting position 21, four second motor mounting bracket fixing holes 31 are formed in the motor mounting bracket 3, and one fixing part 4 penetrates through one first motor mounting bracket fixing hole 22 and the corresponding second motor mounting bracket fixing hole 31, so that the motor mounting bracket 3 is fixedly mounted on the motor support plate 2.
Referring to fig. 2 to 4, the motor support plate 2 is an injection molded part, the motor support plate 2 is circular, the grid 5 includes a dense grid portion 51, a loose grid portion 52 and a dense grid portion 53, the dense grid portion 51, the loose grid portion 52 and the dense grid portion 53 are all annular, the dense grid portion 51, the loose grid portion 52 and the dense grid portion 53 are arranged along the radial direction of the motor support plate 2, the dense grid portion 51 and the dense grid portion 53 are respectively disposed on two sides of the grid loose portion 52 in the radial direction, and the first motor mount fixing holes 22 are located on the dense grid portion 51. The central position of the dense grid part 51 is provided with a central hole 510 axially penetrating through the dense grid part 51, and the area of the central hole 510 is smaller than the area of the radial section of the motor 1.
Four support plate fixing holes 24 and four positioning holes 25 are further formed in the motor support plate 2, the support plate fixing holes 24 are arranged at the outer periphery close to the motor support plate 2, the support plate fixing holes 24 and the positioning holes 25 are arranged at intervals along the circumferential direction of the motor support plate 2, and the support plate fixing holes 24 and the positioning holes 25 are located in the dense grid portion 53.
The dense grid part 51 includes grid holes 511 and grid bars 512, the grid bars 512 include linear grid bar sections 5121 extending along the radial direction of the motor support plate 2 and arc-shaped grid bar sections 5122 extending along the circumferential direction of the motor support plate 2, and the linear grid bar sections 512 and the arc-shaped grid bar sections 512 surround the grid holes 511.
The loosening grid part 52 includes a grid hole 521 and a grid 522, and the grid 522 includes a linear grid section 5221 extending along the radial direction of the motor support plate 2 and an arc-shaped grid section 5222 extending along the circumferential direction of the motor support plate 2, and the linear grid section 522 and the arc-shaped grid section 522 enclose the grid hole 521.
The dense grid part 53 includes grid holes 531 and grid bars 532, each grid bar 532 includes a linear grid bar section 5321 extending in the radial direction of the motor support plate 2 and an arc-shaped grid bar section 5322 extending in the circumferential direction of the motor support plate 2, and the linear grid bar 532 section and the arc-shaped grid bar 532 section surround the grid holes 531.
In the present embodiment, the density of the bars 532 in the dense grid part 53 is less than the density of the bars 512 in the dense grid part 51, that is, the ratio of the area of the grid holes 531 to the area of the dense grid part 53 is greater than the ratio of the area of the grid holes 511 to the area of the dense grid part 51. And the density of the grid 522 in the loose grid part 52 is less than that of the grid 532 in the dense grid part 53, that is, the ratio of the area of the grid holes 521 to the area of the loose grid part 52 is greater than the ratio of the area of the grid holes 531 to the area of the dense grid part 53. Because motor 1 can produce the vibration in the course of the work, and intensive grid portion 51 and motor mounting bracket 3 fixed connection, intensive grid portion 53 and wind channel cover connection, the grid setting of intensive grid portion 51 and intensive grid portion 53 is denser, can guarantee motor support plate 2's intensity, and the sparser of grid 522 setting in the loose grid portion 52, that is the area that grid hole 521 occupies is bigger promptly, can improve the effect of making an uproar that falls in the damping.
From top to bottom, motor supporting plate simple structure, injection moulding, the finished product precision is high, and the intensity difference reduces between the part when being connected with the wind channel, improves assembly strength, and more does benefit to the assembly. In addition, the motor supporting plate is an injection molding part and is provided with a hollowed-out grid, resonance with the motor mounting frame can be avoided, and the hollowed-out design of the grid is easier to disperse vibration transmission so as to achieve the purpose of reducing noise. Meanwhile, the hollow-out grids enable the motor to dissipate heat more easily. Because the motor can produce the vibration at the course of the work, the intensity of motor backup pad can be guaranteed in the setting of intensive grid portion, and the effect of making an uproar is fallen in the setting that can improve the damping of loose grid portion.
In addition, the density of the grid bars in the dense grid part and the loose grid part can be adjusted according to actual needs. The shape of the grid holes in the dense grid part and the loose grid part can also be round, rectangular, fan-shaped, triangular and the like, and the shape, the number and the arrangement mode of the grid holes can also be changed according to the actual requirement. The grid can also be composed of a dense grid part and a loose grid part, the dense grid part is positioned on the radial inner side of the loose grid part, and the support plate fixing holes are positioned on the radial outer side of the loose grid part. The number and arrangement of the first motor mounting bracket fixing holes, the support plate fixing holes and the positioning holes can be changed as required. The above changes also enable the object of the present invention to be achieved.
Finally, it should be emphasized that the above-described preferred embodiments of the present invention are merely examples of implementations, and are not intended to limit the scope of the present invention, as those skilled in the art will appreciate that various changes and modifications may be made without departing from the spirit and scope of the invention, and it is intended to cover all such modifications, equivalents, and improvements as fall within the true spirit and scope of the invention.
Claims (10)
1. The motor supporting plate is provided with a motor mounting position on the side wall, the motor supporting plate is provided with a plurality of first motor mounting frame fixing holes, and the first motor mounting frame fixing holes are arranged close to the motor mounting position;
the method is characterized in that:
the motor supporting plate is an injection molding piece and is provided with a grid.
2. The motor support plate of claim 1, wherein:
the shape of the motor supporting plate is circular.
3. The motor support plate of claim 2, wherein:
the grid includes intensive grid portion and loose grid portion, intensive grid portion with loose grid portion along the radial arrangement of motor supporting plate.
4. The motor support plate of claim 3, wherein:
the dense grid part and the loose grid part are both annular.
5. The motor support plate of claim 3 or 4, wherein:
the number of the dense grids is more than two, the two sides of the loose grid along the radial direction are respectively provided with at least one dense grid, and the first motor mounting frame fixing holes are located on the dense grids.
6. The motor support plate of claim 5, wherein:
the density of the dense grid part positioned on the radial outer side of the loose grid part is less than that of the dense grid part positioned on the radial inner side of the loose grid part.
7. The motor support plate of claim 5, wherein:
the motor supporting plate is further provided with a plurality of supporting plate fixing holes, the supporting plate fixing holes are arranged at positions close to the outer peripheral edge of the motor supporting plate, and the supporting plate fixing holes are located in the dense grid portion.
8. The motor support plate of claim 3 or 4, wherein:
the dense grid part comprises grid holes and grid bars, the grid bars comprise straight grid bar sections extending along the radial direction of the motor supporting plate and arc-shaped grid bar sections extending along the circumferential direction of the motor supporting plate, and the grid holes are formed by the straight grid bar sections and the arc-shaped grid bar sections in a surrounding mode.
9. An air conditioner characterized by comprising the motor support plate of any one of claims 1 to 8.
10. The air conditioner according to claim 9, wherein:
the air conditioner also comprises a motor, a motor mounting frame and a fixing piece, wherein the motor is fixed on the motor supporting plate through the motor mounting frame, the motor supporting plate is arranged at the axial end of the motor, and the motor is arranged on the motor mounting position;
the motor mounting frame is provided with a second motor mounting frame fixing hole, and the fixing piece penetrates through the first motor mounting frame fixing hole and the second motor mounting frame fixing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020222205.5U CN211854206U (en) | 2020-02-27 | 2020-02-27 | Motor supporting plate and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020222205.5U CN211854206U (en) | 2020-02-27 | 2020-02-27 | Motor supporting plate and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211854206U true CN211854206U (en) | 2020-11-03 |
Family
ID=73236877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020222205.5U Active CN211854206U (en) | 2020-02-27 | 2020-02-27 | Motor supporting plate and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211854206U (en) |
-
2020
- 2020-02-27 CN CN202020222205.5U patent/CN211854206U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1318936C (en) | Centrifugal fan | |
| US8678785B2 (en) | Ventilation fan | |
| CN101027824B (en) | Fan motor support | |
| US11686321B2 (en) | Ceiling fan having double-layer blades | |
| CN211854206U (en) | Motor supporting plate and air conditioner | |
| JP6711386B2 (en) | Housing device for blower motor and vehicle air conditioner | |
| GB2423956A (en) | Portable electric router having radial fan | |
| JP4441978B2 (en) | Blower | |
| CN219220828U (en) | Fan blade assembly of outer rotor axial flow fan, she Tuo and fan | |
| JP2011072124A (en) | Drive motor | |
| CN202470335U (en) | Air pipe type air conditioning device | |
| CN209375327U (en) | Casing and ventilated machine | |
| JP5466423B2 (en) | Sleeve support flange and its mounting method | |
| KR100321829B1 (en) | An electromotor | |
| KR0128829Y1 (en) | Mounting device of wind-fan of outdoor of an airconditioner | |
| CN219062044U (en) | Motor fixing structure and air supply device | |
| CN211018608U (en) | Small brushless DC motor | |
| US20190323523A1 (en) | Fan frame body with damping structure and fan thereof | |
| CN210985866U (en) | Brushless external rotor motor | |
| JP3835047B2 (en) | Axial fan | |
| JP2001304188A (en) | Cooling fan of motor and cooling fan mounting structure | |
| CN217235974U (en) | Air purifying device | |
| CN210441531U (en) | Section steel processing heat abstractor | |
| CN220210136U (en) | Mounting piece for motor installation, air supply assembly and air pipe machine | |
| JPH0237239A (en) | Air conditioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |