CN209930068U - Motor housing structure and electric fan - Google Patents
Motor housing structure and electric fan Download PDFInfo
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- CN209930068U CN209930068U CN201921184634.1U CN201921184634U CN209930068U CN 209930068 U CN209930068 U CN 209930068U CN 201921184634 U CN201921184634 U CN 201921184634U CN 209930068 U CN209930068 U CN 209930068U
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- motor
- circuit board
- screw
- housing
- screw column
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- Expired - Fee Related
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- 238000000034 method Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a motor housing structure, including motor element, circuit board support, housing and shroud, motor element passes through fastener detachably to be fixed on circuit board support, and circuit board support detachably fixes in the housing, and the housing passes through the mounting to be connected with the shroud lock. The utility model also discloses an electric fan, including foretell motor housing structure. The utility model discloses an assembly methods that motor housing structure adopted the difference puts into motor support through the mounting earlier with motor element, puts into the housing with motor support again in, aims at the locating pin on the housing respectively with the constant head tank that is equipped with on the shroud at last, covers the shroud, utilizes the screw to fix shroud and housing, accomplishes motor support, shroud and housing three's assembly fixedly.
Description
Technical Field
The utility model belongs to the technical field of the electric fan, especially, relate to a motor housing structure and electric fan.
Background
An electric fan, called an electric fan for short, is a household appliance which uses a motor to drive blades to rotate so as to accelerate air circulation, and is mainly used for cooling, relieving summer heat and circulating air.
The motor and the motor of floor fan and the platform fan locomotive portion on the existing market, shroud, the assembly methods of housing are generally for adorning the motor earlier and then fixing the shroud on the motor support, it is fixed with the shroud assembly at last, this kind of assembly methods has contained two fixed steps, the fastener that uses in the product production process is more, it is more troublesome and lead to the part to lose extremely easily, it brings inconvenience with the dismantlement to give the user installation, and the improvement of production efficiency is not utilized to the process of two assembly fastenings.
SUMMERY OF THE UTILITY MODEL
For solving the problem among the above-mentioned prior art, the utility model provides a motor housing structure reduces two fastening steps in the assembling process of whole motor support and shroud, housing into a fixed step, reduces the use of fastener, reduction in production cost improves production efficiency.
In order to achieve the above object, the utility model discloses a concrete technical scheme of motor housing structure as follows:
the motor housing structure comprises a motor component, a circuit board support, a housing and a cover, wherein the motor component is detachably fixed on the circuit board support through a fastener, the circuit board support is detachably fixed in the housing, and the housing is connected with the cover in a buckling mode through a fixing piece.
Further, the motor assembly comprises a motor support and a motor shaft, the motor support is of a plate-shaped structure, the motor support is fixedly connected with the motor shaft, and a fool-proof hole, a second screw hole, a plurality of positioning holes and the circuit board support are sequentially formed in the motor support and are connected in a matched mode.
Further, the circuit board support is of a cylindrical structure, a groove is formed in the outer side wall of the circuit board support, a supporting table is arranged at the edge of the opening, a plurality of circuit board support through holes are formed in the supporting table, a plurality of positioning columns and a plurality of threaded holes are formed in one side of each circuit board support through hole, and a fool-proof boss is arranged on one side of each positioning column.
Furthermore, the fool-proof boss of the circuit board support is matched and connected with the fool-proof hole of the motor support, and the positioning columns on the circuit board support are matched and connected with the positioning holes on the motor supports.
Further, the fastener comprises a screw, and the screw passes through the second screw hole of the motor support and the threaded hole of the circuit board support, so that the motor assembly is fixedly connected with the circuit board support.
Furthermore, be equipped with in the motor housing with circuit board support outside lateral wall matched with lug, housing opening edge is equipped with a plurality of screw posts and locating pin.
Further, it is a plurality of the screw post is first screw post, second screw post, third screw post, fourth screw post and fifth screw post, first screw post, second screw post, third screw post and fourth screw post have the same height, the height of fifth screw post is less than first screw post, second screw post, third screw post and fourth screw post.
Furthermore, first screw post, second screw post and fourth screw post pass three through-hole on the circuit board support respectively, first screw post, second screw post, third screw post, fifth screw post and the four locating holes on the motor support cooperate and are connected.
The screw cap is characterized in that the cap is provided with a plurality of screw holes which are matched and connected with a plurality of screw columns of the housing, and the cap is provided with a positioning groove which is matched and connected with the positioning pin on the housing.
According to another aspect of the utility model, an electric fan is disclosed, the electric fan includes foretell motor housing structure.
The utility model discloses an assembly methods that motor housing structure adopted the difference puts into motor support through the mounting earlier with motor element, puts into the housing with motor support again in, covers the locating pin on the constant head tank that is equipped with on the shroud respectively to the counter-rotating housing at last, covers the shroud, utilizes the screw to fix shroud and housing, accomplishes motor support, shroud and housing three's assembly fixedly.
Drawings
Fig. 1 is an exploded view of the motor housing structure of the present invention;
FIG. 2 is a sectional view of the motor housing structure of the present invention;
fig. 3 is a cover cap in the motor housing structure of the present invention;
fig. 4 is a motor assembly in the motor housing structure of the present invention;
fig. 5 is a circuit board support in the motor housing structure of the present invention;
fig. 6 is a housing of the motor housing structure of the present invention.
The reference signs are:
1. a screw; 2. a cover; 21. a first screw hole; 22. a through hole; 23. positioning a groove; 3. a motor assembly; 31. a motor bracket; 32. a fool-proof hole; 33. a second screw hole; 34. positioning holes; 4. a circuit board holder; 41. a support table; 42. a circuit board support through hole; 43. a fool-proof boss; 44. a positioning column; 45. a threaded hole; 5. a housing; 51. a first screw post; 52. a second screw post; 53. a third screw post; 54. a fourth screw post; 55. a fifth screw post; 56. and a positioning pin.
Detailed Description
In order to better understand the purpose, structure and function of the present invention, the following description will be made in detail with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, the motor housing structure of the present invention includes a motor assembly 3, a circuit board support 4, a housing 5 and a cover 2, wherein the motor assembly 3 is detachably fixed on the circuit board support 4, the circuit board support 4 is detachably fixed in the housing 5, and the housing 5 is fixedly connected with the cover 2 through a fixing member. When the installation, put into motor element 3 on circuit board support 4 earlier, fix motor element 3 on circuit board support 4 through fixing device, put into housing 5 with circuit board support 4 again, circuit board support 4 fixes back in housing 5, passes through screw fixed connection with housing 5 and shroud 2, motor support 31 finishes with 2 housing 5 installations of shroud, 5 mounting structure processes of motor housing mentioned in the background art are complicated, the screw fastener that uses is more, be unfavorable for reduction and the improvement of production efficiency of manufacturing cost, the utility model provides an in the embodiment, the reduction is equipped the fastening step, reduces the use of fastener, reduction in production cost, improvement availability factor.
As shown in fig. 4 and 5, the motor assembly 3 includes a motor bracket 31 and a motor shaft, the motor bracket 31 is a plate-shaped structure, the motor bracket is fixedly connected to the motor shaft, and the motor bracket 31 is provided with a fool-proof hole 32, a second screw hole 33 and a positioning hole 34 corresponding to the fool-proof boss 43 on the circuit board bracket 4. The circuit board support 4 is a tubular structure, the size and the shape of the circuit board support are matched with the inner cavity of the housing 5, the outer side wall of the circuit board support 4 is provided with a groove, the edge of the opening is provided with a support table 41, a circuit board support through hole 42 is arranged on the support table 41, one side of the circuit board support through hole 42 is provided with a positioning column 44 and a threaded hole 45, and one side of the positioning column 44 is provided with a foolpr. When the structure of the motor housing 5 needs to be installed, the motor assembly 3 is firstly placed into the circuit board support 4, the motor support 31 is pressed at the opening of the circuit board support 4, meanwhile, the foolproof boss 43 of the circuit board support 4 is ensured to pass through the foolproof hole 32 of the motor support 31, the positioning column 44 on the circuit board support 4 is matched and connected with the positioning hole 34 on the motor support 31, and meanwhile, a screw is used to pass through the second screw hole 33 of the motor support 31 and the threaded hole 45 of the circuit board support 4, so that the motor assembly 3 is fixedly connected with the circuit board support 4.
Preferably, as the above embodiment, three support platforms 41 are disposed at equal intervals on the edge of the opening of the circuit board support 4, a circuit board support through hole 42 is opened on each support platform 41, a positioning column 44 is disposed beside each support platform 41, and the three positioning columns 44 are matched and connected with the positioning holes 34 on the motor support 31. Or, other fixing means may be adopted to pre-fix the motor assembly 3 and the circuit board support 4, and is not limited herein.
Preferably, the motor bracket 31 is provided with four positioning holes 34.
As shown in fig. 6, after the motor assembly 3 is placed in the circuit board support 4, the circuit board support 4 is placed in the inner cavity of the housing 5, and the groove formed on the outer side wall of the circuit board support 4 is connected with the protrusion inside the motor housing 5 in a matching manner, so that the circuit board support 4 is placed in the inner cavity of the housing 5 in a matching manner. The opening edge of the housing 5 is provided with a screw column and a positioning pin 56, preferably, the housing 5 comprises a first screw column 51, a second screw column 52, a third screw column 53, a fourth screw column 54 and a fifth screw column 55, the circuit board support 4 is placed in the inner cavity of the housing 5, the first screw column 51, the second screw column 52 and the fourth screw column 54 on the housing 5 respectively penetrate through the three circuit board support through holes 42 on the circuit board support 4, and meanwhile, the first screw column 51, the second screw column 52, the third screw column 53 and the fifth screw column 55 in the housing 5 are matched and connected with the four positioning holes 34 on the motor support 31.
As shown in fig. 2 and 3, after the motor assembly 3, the circuit board and the housing 5 are mounted, the housing 5 and the cover 2 are finally connected by a fixing member. Wherein the fixing members are screws, and preferably the housing 5 is fixedly connected with the cover 2 by four screws. The middle of the cover 2 is provided with a through hole 22 for the motor shaft to pass through and be connected with the fan. Four first screw holes 21 are formed in the cover 2 and are matched and connected with a first screw column 51, a second screw column 52, a third screw column 53 and a fifth screw column 55 of the housing 5. The cover 2 is provided with a positioning groove 23 which is matched with a positioning pin 56 on the housing 5. Preferably, the housing 5 is provided with four positioning grooves 23, and the number and fastening manner thereof are not particularly limited. After the cover cap 2 and the housing 5 are fastened, finally four screws 1 respectively penetrate through the through holes 22 of the cover cap 2 and are driven into the studs on the housing 5, and the motor component 3, the housing 5 and the cover cap 2 are assembled and fixed.
Further, the first screw column 51, the second screw column 52, the third screw column 53 and the fourth screw column 54 are equal in height, and the fifth screw column 55 is smaller in height than the first screw column 51, the second screw column 52, the third screw column 53 and the fourth screw column 54.
Based on the above embodiment, the positioning hole 34 on the motor bracket 31 and the screw column on the housing 5 jointly play a limiting role to prevent the motor assembly 3 from moving left and right and rotating, and meanwhile, the motor bracket 31 is placed between the housing 5 and the housing 2, so that the motor assembly 3 cannot move up and down.
The utility model provides another embodiment, when installing motor housing 5 structure, in the assembling process, can put into housing 5 inner chamber with circuit board support 4 earlier, the fixed mode of rethread above-mentioned embodiment fixes motor element 3 in circuit board support 4, passes through fastener fixed connection with shroud 2 and housing 5 lock at last.
Based on the above-mentioned embodiment, the utility model provides a motor housing 5 structure, the installation motor, the assembly methods and the fastening mode of housing 5 and shroud 2 are different from prior art, put into motor support 31 through the mounting earlier with motor element 3, put into housing 5 again with motor support 31 and make housing 5 fix in motor support 31, the locating pin 56 on the contra-rotating housing 5 respectively with the constant head tank 23 that is equipped with on the shroud 2 at last, cover shroud 2, it is fixed with shroud 2 and housing 5 to utilize the screw, accomplish motor support 31, shroud 2 and housing 5 three's assembly is fixed. The fixing mode reduces the fastening steps in the assembling process of the motor component 3 and the cover 2 of the housing 5 into one, reduces the use of fasteners, reduces the production cost and improves the labor productivity.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.
Claims (10)
1. The utility model provides a motor housing structure, includes motor element (3), circuit board support (4), housing (5) and shroud (2), its characterized in that, motor element (3) are fixed on circuit board support (4) through fastener detachably, and circuit board support (4) detachably is fixed in housing (5), and housing (5) are connected with shroud (2) lock through the mounting.
2. The motor housing structure according to claim 1, wherein the motor assembly (3) comprises a motor bracket (31) having a plate-shaped structure and a motor shaft, the motor bracket (31) is fixedly connected with the motor shaft, and the motor bracket (31) is sequentially provided with a fool-proof hole (32), a second screw hole (33), a plurality of positioning holes (34) and the circuit board bracket (4) for matching connection.
3. The motor housing structure according to claim 1, wherein the circuit board support (4) is a cylindrical structure, a groove is formed in an outer side wall of the circuit board support (4), a support table (41) is arranged at an edge of an opening, a plurality of circuit board support through holes (42) are formed in the support table (41), a plurality of positioning columns (44) and a plurality of threaded holes (45) are formed in one side of each circuit board support through hole (22), and a fool-proof boss (43) is arranged on one side of each positioning column (44).
4. The motor housing structure according to claim 2 or 3, wherein the fool-proof boss (43) of the circuit board support (4) is in fit connection with the fool-proof hole (32) of the motor support (31), and the positioning posts (44) on the plurality of circuit board supports (4) are in fit connection with the positioning holes (34) on the plurality of motor supports (31).
5. The motor housing structure according to claim 3, characterized in that the fastening member comprises a screw passing through the second screw hole (33) of the motor bracket (31) and the threaded hole (45) of the circuit board bracket (4), so that the motor assembly (3) is fixedly connected with the circuit board bracket (4).
6. The motor housing structure according to claim 4, characterized in that the motor housing (5) is provided with a projection matching with the outer side wall of the circuit board support (4), and the opening edge of the housing (5) is provided with a plurality of screw columns and positioning pins (56).
7. The motor housing structure according to claim 6, wherein the plurality of screw columns are a first screw column (51), a second screw column (52), a third screw column (53), a fourth screw column (54), and a fifth screw column (55), the first screw column (51), the second screw column (52), the third screw column (53), and the fourth screw column (54) have the same height, and the height of the fifth screw column (55) is smaller than the first screw column (51), the second screw column (52), the third screw column (53), and the fourth screw column (54).
8. The motor housing structure according to claim 7, wherein the first screw column (51), the second screw column (52) and the fourth screw column (54) respectively pass through three through holes (22) on the circuit board support (4), and the first screw column (51), the second screw column (52), the third screw column (53) and the fifth screw column (55) are in fit connection with four positioning holes (34) on the motor support (31).
9. The motor casing structure according to claim 6, characterized in that the cover (2) is provided with a plurality of screw holes for matching with a plurality of screw posts of the casing (5), and the cover (2) is provided with a positioning groove (23) for matching with a positioning pin (56) of the casing (5).
10. An electric fan comprising the motor housing structure of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921184634.1U CN209930068U (en) | 2019-07-24 | 2019-07-24 | Motor housing structure and electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921184634.1U CN209930068U (en) | 2019-07-24 | 2019-07-24 | Motor housing structure and electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209930068U true CN209930068U (en) | 2020-01-10 |
Family
ID=69094143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921184634.1U Expired - Fee Related CN209930068U (en) | 2019-07-24 | 2019-07-24 | Motor housing structure and electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209930068U (en) |
-
2019
- 2019-07-24 CN CN201921184634.1U patent/CN209930068U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200110 Termination date: 20210724 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |