CN202228425U - Fan comprising fan leaf fixing mechanism - Google Patents
Fan comprising fan leaf fixing mechanism Download PDFInfo
- Publication number
- CN202228425U CN202228425U CN2011203030119U CN201120303011U CN202228425U CN 202228425 U CN202228425 U CN 202228425U CN 2011203030119 U CN2011203030119 U CN 2011203030119U CN 201120303011 U CN201120303011 U CN 201120303011U CN 202228425 U CN202228425 U CN 202228425U
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- Prior art keywords
- screw
- flabellum
- fan
- fixed block
- motor
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Abstract
The utility model provides a fan which comprises a motor and a fan leaf, wherein a fixing piece is fixedly mounted at one end of the fan leaf. The fan is characterized in that a screw is rotationally pre-arranged in a corresponding screw hole at the part of the fixing piece, which extends out of the fan leaf; when the fan is assembled, all that is needed is to screw the screw into the corresponding screw hole on the motor and tighten the screw, and then the fan leaf can be fixedly connected to the motor through the fixing piece. By adopting the fixing mechanism of the fan leaf of the fan provided by the utility model, the structure of the fan leaf of the fan can be simpler, the fan leaf can be fixed on the motor of the fan simply, conveniently, rapidly and safely, and the production cost of the fixing piece of the fan leaf can be reduced.
Description
Technical field
The utility model relates to fan, more specifically to the fixed mechanism that electric fan is connected on the motor.
Background technique
In present fan, electric fan is screwed on drive motor usually.Common fitting operation is; Operator take off screw and spring washer from motor; Then the screw of flabellum fixed end with after the fixing threaded hole on the motor is aimed at; Screw is passed the screw of flabellum fixed end and the fixing threaded hole on the motor,, accomplish the fixed installation of electric fan again screw-driving.Because of flabellum has certain weight, in installation process, possibly be not easy the screw of flabellum fixed end is aimed at the fixing threaded hole maintenance on the motor; In addition, when ceiling fan is installed, operator must stand in that ladder is gone up or support platform on work, the sphere of activities of both feet is limited, works long hours, and feels tired easily, and if be not steady on one's legs, then may cause danger.In addition, in the process of set screw, because of undue force or operation is unstable that screw is deviate from from screw, drop on the ground through regular meeting; At this moment, need oneself to climb down or make others pick up screw, fix again.Therefore, the installation process of conventional fan is cumbersome and inconvenient, and possibly needization take the long period.
The applicant's Chinese utility model patent ZL99252710.4 provides a kind of fixed mechanism of electric fan; Comprise and be fixed on the fixed block on the motor to flabellum; The said fixed block of every flabellum is for being preset at two screws in two fixing threaded holes on the ceiling-fan motor respectively; Said screw passes two holes on the said fixed block respectively and is fixed on flabellum on the ceiling-fan motor, and two holes on the said fixed block correspond respectively to two fixing threaded holes on motor.When being installed to flabellum on the motor, only need to be socketed in two holes on the fixed block of every flabellum respectively on the screw that presets, move together with flabellum fixed block to a thruster then, tightening screw again can be fixed together them.The electric fan fixed mechanism of this model utility can avoid screw to come off when mounted, has advantages such as easy for installation, swift to operate.
But, in above-mentioned utility model patent, because the size in the hole on the fixed block of electric fan is greater than the size of said screw, so the size of the fixed block of electric fan is generally bigger.In addition; Owing to when screw is not tightened, may make electric fan to a side shifting; Even might come off, so generally in the fixed structure of this model utility also need a thrust device be set, be used to withstand the flabellum after the installation in position one side after flabellum is fixing on the said motor; Said flabellum can not be moved after installation in position, thereby make the running of ceiling fan more safe and reliable.Therefore, in the scheme that reality is used, the fixed structure more complicated of above-mentioned utility model patent comprises more component.
Summary of the invention
The purpose of the utility model is the shortcoming that overcomes aforementioned existing technology, and the fixed mechanism of the electric fan that a kind of structure is simpler, steady job is easier is provided.
To achieve these goals, the utility model provides a kind of fan, comprises motor and flabellum; Wherein fixed block is fixedly mounted on an end of flabellum; At least one screw is arranged on the corresponding screw on the part that flabellum stretches out of said fixed block rotationally in advance, and corresponding screw is set on said motor, makes when the assembling fan; Only need are screwed into said screw in the said screw and tighten, and just can flabellum be fixedly attached on the motor through fixed block.Said fixed block and said screw and screw have constituted the fixed mechanism of electric fan.
Can packing ring of socket on said screw, to prevent toner screw.
Positioning hole or positioning block can be set near the screw of fixed block, and correspondingly, positioning block or positioning hole be set near the screw of motor, when assembling, fixed block aimed at said motor with convenient.
In one embodiment, said flabellum and said fixed block are integrally formed, and screw is set in place in the screw in the fixed end of said flabellum in advance, directly flabellum is installed on the motor through screw.At this moment, can in the fixed end of said flabellum, be provided with positioning hole or positioning block, correspondingly, positioning block or positioning hole are set on said motor.
Preferably, said screw comprises screw head, screw part and screw section, and screw part is between screw head and screw section, and the diameter of screw part is slightly less than the diameter of said screw; Screw part will be arranged in the screw of flabellum or fixed block after the electric fan assembling, and the screw section will be screwed in the screw of motor.The diameter of screw head is bigger, is used for being turned.
Preferably, the length of said screw part, is separated screw section and flabellum or fixed block, thereby fixed block or flabellum is close on the motor so that when fan assembles than the thickness of the screw of flabellum or fixed block about 1-2 millimeter of growing up.
The shape of heaving can be made in the end of said screw, and for example hemisphere imports to screw in the screw of motor when assembling with convenient.
Preferably; The width dimensions that is used to be installed to the part on the motor of said fixed block is less than or equal to the width between this fixed block and the part that flabellum is connected; Make when producing from what the material that removes between this fixed block and the part that flabellum is connected can be used for making another fixed block to be used to be installed to the part on the motor, to reduce waste material significantly.
According to an embodiment of the utility model, said fan comprises 2 or 3 flabellums that are provided with symmetrically around said motor rotation, and a fixed block is installed on each flabellum, on each fixed block 2 screws can be set in advance.
The fixed mechanism of the electric fan of the utility model can make the structure of electric fan simpler, can be easy, fast and safely flabellum is fixed on the fan electromotor, and can reduce the cost of production of flabellum fixed block.
Description of drawings
Figure 1A is the exploded view of mounting structure of fan electromotor and the flabellum of the utility model.
Figure 1B is the schematic representation of alternative embodiment of the electric fan of the utility model.
Fig. 2 is the electric fan shown in Figure 1A of the utility model and the sectional view of screw.
Fig. 3 is the flabellum shown in Figure 1A of the utility model and the sectional view of fan electromotor, wherein separately expression of motor and flabellum.
Fig. 4 is the flabellum shown in Figure 1A of the utility model and the sectional view of fan electromotor, and wherein motor and flabellum link together.
Fig. 5 is the flabellum shown in Figure 1B of the utility model and the exploded view of fan electromotor.
Fig. 6 is the side view of preferred embodiment of the screw of the utility model.
Fig. 7 is the enlarged view of the screw mounting portion shown in Figure 4 of the utility model, and said screw links together flabellum and fan electromotor.
Embodiment
The preferred embodiment of the utility model is described with reference to the accompanying drawings.
Figure 1A is the decomposing schematic representation of mounting structure of fan electromotor and the flabellum of the utility model.Said fan it should be noted that the utility model also is applicable to the fan of other type with ceiling fan as an example, even is applicable to the screw linkage structure of any device.For for simplicity, the fan part relevant that only drawn among Figure 1A with the utility model, and the remaining part of fan does not draw, these remaining parts can adopt the state of the art.
Shown in Figure 1A, said fan comprises motor 1 and flabellum 4.It is understandable that though only show 1 flabellum among Figure 1A, said fan can comprise for example 2,3 or more a plurality of flabellum usually, they usually equably or rotation be arranged on the periphery of motor 1 symmetrically.Fixed block 5 is fixedly mounted on an end of each flabellum 4 through for example mode such as screw, riveted joint.The part of stretching out from flabellum 4 of fixed block 5 can be provided with screw 6 in advance.For example, screw 6 is arranged in the corresponding screw on the fixed block 5 rotationally in advance, but can not come off from fixed block.1,2 or a plurality of screw 6 can be set on each fixed block 5.
When fan dispatched from the factory, screw 6 can be arranged on the fixed block 5 of flabellum in advance.The meaning that is provided with in advance is meant that screw 6 has been screwed on the fixed block 5 of flabellum, can not come off easily.Preferably, can be on screw 6 packing ring of socket (not showing among the figure), to prevent toner screw.When the assembling fan, only need to be screwed into screw 6 in the corresponding screw 2 on the motor 1 one by one simply and to tighten, just can flabellum 4 be fixedly attached on the motor 1 through fixed block 5.
For the ease of flabellum 4 or fixed block 5 being aimed at motor 1, can on fixed block 5 and part that motor is connected, (near screw 6 residing positions) positioning hole 31 be set, and near the screw 2 of motor 1, positioning block 3 be set in when assembling.Alternatively, can the location swap of positioning block 3 and positioning hole 31 be that is to say, positioning block is arranged on the fixed block 5, correspondingly positioning hole is arranged on the motor 1.Positioning hole 31 can be smooth hole, does not promptly wherein have screw thread.
Fig. 2 is the electric fan shown in Figure 1A of the utility model and the sectional view of screw.In Fig. 2, flabellum 4 has been fixedly connected with fixed block 5, and screw 6 can be through in the screw 51 that is screwed into fixed block 5 and be set in advance on the flabellum 4.All be provided with and screw 6 corresponding screw threads in screw 51 and the screw 2.
Fig. 3 is the sectional view of mounting structure of fan electromotor and the flabellum shown in Figure 1A of the utility model.Wherein, motor 1 left expression in 4 minutes with flabellum, but screw 6 has been screwed in the screw 51, thereby was arranged in advance on the fixed block 5 of flabellum 4.
Fig. 4 is the sectional view of mounting structure of fan electromotor and the flabellum shown in Figure 1A of the utility model, and wherein, screw 6 passes in the corresponding screw 2 that screw 51 is screwed into motor 1, and motor 1 and flabellum 4 are linked together through fixed block 5.
Figure 1B is the schematic representation of alternative embodiment of the electric fan of the utility model.Wherein, do not need mounting fixing parts 5 on the flabellum 4, but at the fixed end of flabellum 4 screw 51 and positioning hole 31 are set, screw 6 can be arranged in the screw 51 in advance, and the structure of motor 1 or other parts is identical with corresponding part among Figure 1A.In other words, can fixed block 5 and flabellum 4 is integrally formed, directly flabellum 4 is installed on the motor 1 through screw 6.Similarly, the position of positioning hole and positioning block can exchange.
Fig. 5 is the flabellum shown in Figure 1B of the utility model and the exploded view of fan electromotor.As shown in Figure 5, screw 6 has been arranged on the flabellum 4 in advance; And, only need screw 6 is aimed at the screw 2 on the motor 1 and the positioning hole on the flabellum 4 is aimed at the positioning block 3 on the motor 1 during fan in assembling, just can be screwed into screw 6 in the screw 2 simply and tighten, thereby flabellum 4 is fixedly attached on the motor 1.
Fig. 6 is the side view of preferred embodiment of the screw of the utility model.Preferably, screw 6 comprises screw head 64, screw part 61 and screw section 62, and screw part 61 is between screw head 64 and screw section 62.Said screw can also comprise end 63.The diameter of screw head 64 is bigger, is used for being turned, and for example on the surface of its outer end, can have " one " or " ten " font groove to insert screwdriver.Screw head 64 also can be other screw form, for example is hex screw etc.Screw part 61 will be arranged in the screw 51 of flabellum 4 or fixed block 5 after the electric fan assembling, the diameter of screw part is slightly less than the diameter of said screw 51; And screw section 62 will be screwed in the screw 2 of motor 1.
Preferably, the length of screw part 61, can make screw section 62 and fixed block (or flabellum 4) separate, thereby fixed block 5 (or flabellum 4) is close on the motor 1 so that when fan assembles than the thickness of the screw 51 in the fixed block (or flabellum 4) about 1-2 millimeter of growing up.
Preferably, the shape of heaving is made in the end 63 of screw 6, and for example hemispherical projections or tapered protrusion, rather than form the for example screw of tack import to screw 6 in the screw 2 of motor when the assembling with convenient.Similarly, the positioning convex 3 on the said motor also can be made the shape of hemisphere for example, cylindrical, prismatic or taper, imports in the positioning hole 31 on said flabellum 4 or fixed block 5 when the assembling with convenient.
Fig. 7 is that the screw of the utility model is installed in the enlarged view in the fan, and said screw links together flabellum and fan electromotor.As shown in Figure 7, screw 6 is installed in the screw of fixed block 5 and motor 1 of flabellum 4, through fixed block 5 flabellum 4 is fixedly connected on the fan electromotor 1.Wherein, the length of the screw part 61 of screw 6 is more longer than the thickness of the screw in the fixed block 5 51, and screw section 62 only is arranged in the screw 2 of motor 1, and fixed block 5 more closely is posted on the motor 1.If the shell of motor 1 is thinner, can not in screw 2, form abundant screw thread with fastening mounting screw 6, can inwardly give prominence to a segment distance from the shell of motor 1 at screw 2, as shown in Figure 7, make the thickness of screw 2 be enough to fixing said screw 6.
Compare with the existing technology of partly introducing in the background technique of this specification; The advantage of the utility model is, when fan dispatches from the factory, screw 6 is arranged on fixed block 5 or the flabellum 4 in advance; Can save thrust device of the prior art; Still can make simultaneously the user when the assembling fan, remove the worry that screw possibly come off or lose from, thereby realized simply flabellum being assembled on the motor fast.
Another advantage of the utility model is significantly to reduce the waste material that when making fixed block 5, produces, and significantly reduces the manufacture cost of fixed block 5, and has improved the intensity of fixed block 5.
In the existing technology that the background technique of this specification is partly introduced; Hole on the fixed block 5 comprises a circular hole and at the abducent recess of this circular hole one side; The diameter of said circular hole is greater than the diameter of the screw head of screw 6, and the size of this recess is less than the diameter of screw head and just can let screw part move therein.Therefore, the size in the hole 6 on the fixed block 5 of existing technology is bigger, makes that the size of the size that is used to be installed to the part on the motor and the part that is connected with flabellum of this fixed block 5 of fixed block 5 is approximate, all near the width of flabellum 4.Therefore; In the prior art, make that the raw materials size of fixed block 5 is minimum need to be equated with the bounding rectangle or the external square of fixed block 5 among Figure 1A, that is to say; If from large-area raw material, stamp out a plurality of fixed blocks; The pattern of each fixed block can not be overlapped, and their bounding rectangle (or square) can not be overlapped, and remaining raw material can only be as waste material.
And in the scheme according to the utility model; Because screw 6 is arranged on the fixed block 5 in advance; Therefore, the size of the screw 51 in the said fixed block 5 equals the screw part 61 of screw 6 or the size of screw section 62, promptly only is similar to the size of above-mentioned recess of the prior art.Therefore, the size that is used to be installed to the part on the motor of fixed block 5 can be significantly less than the size of the part that is connected with flabellum of this fixed block 5.Shown in Figure 1A, the width A of the end that is formed with screw 51 and positioning hole 31 of fixed block 5 can be less than or equal to the width B between this fixed block 5 and the part that flabellum 4 is connected; That is, the width A of the part that is connected with motor of fixed block 5 is significantly less than the width B between fixed block 5 and the part that flabellum 4 is connected.So, the material that between this fixed block 5 and part that flabellum 4 is connected, is removed can be used to make the end that is connected with motor of being used for of another fixed block.Therefore, from large-area raw material, stamp out a plurality of fixed blocks if desired, though the pattern of each fixed block can not be overlapped, their bounding rectangle (or square) can be partly overlapped, reduced waste material significantly, reduced cost of production.
In addition, because the size of screw is less in the fixed block 5, the intensity of fixed block 5 also can correspondingly improve, and is not easy more to fracture or damaged.
In sum, the utility model not only has simple in structure, and is easy for installation, processing ease, safety, and advantage such as respond well, and can save raw material, reduce production costs and strengthen the intensity of fixed block.
More than introduced the principle and the structure of the utility model with preferred embodiment, it only is descriptive that foregoing is considered to, and nonrestrictive.The instruction of those skilled in the art in can be to specifications to the utility model carry out various improvement with/revise these improvement and/or revise in the scope of the claims that all should be included in the utility model.
Claims (10)
1. fan; Comprise motor (1) and flabellum (4); Wherein fixed block (5) is fixedly mounted on an end of flabellum (4); Be characterised in that at least one screw (6) is arranged on the corresponding screw (51) on the part that flabellum stretches out of said fixed block (5) rotationally in advance, and corresponding screw (2) is set on said motor, make when the assembling fan; Only need are screwed into said screw (6) in the said screw (2) and tighten, and just can flabellum (4) be fixedly attached on the motor (1) through fixed block (5).
2. according to the fan of claim 1, be characterised in that at said screw (6) and go up packing ring of socket, to prevent toner screw.
3. according to the fan of claim 1; Be characterised in that near the screw (51) of fixed block (5) positioning hole (31) or positioning block are set; And correspondingly near the screw (2) of motor (1), positioning block (3) or positioning hole are set, when assembling, the said screw (6) of fixed block (5) are aimed at the said screw (2) of said motor (1) with convenient.
4. according to the fan of claim 1; Be characterised in that said flabellum (4) and said fixed block (5) are integrally formed; At this moment, screw (6) is set in place in the screw in the fixed end of said flabellum (4) in advance, directly flabellum (4) is installed on the motor (1) through screw (6).
5. according to the fan of claim 4, be characterised in that in the fixed end of said flabellum (4), to be provided with positioning hole or positioning block that correspondingly, said motor is provided with positioning block or positioning hole.
6. according to the fan of claim 1 or 4; Be characterised in that said screw (6) comprises screw head (64), screw part (61) and screw section (62); Screw part (61) is positioned between screw head (64) and screw section (62), and the diameter of screw part is slightly less than the diameter of said screw; Screw part (61) will be arranged in the screw (51) of flabellum (4) or fixed block (5) after the electric fan assembling, and screw section (62) will be screwed in the screw (2) of motor (1).
7. according to the fan of claim 6; The length that is characterised in that said screw part (61) is than the thickness of the screw (51) of flabellum (4) or fixed block (5) about 1-2 millimeter of growing up; So that after the fan assembling; Screw section (62) and flabellum or fixed block are separated, thereby fixed block (5) or flabellum (4) are close on the motor (1).
8. according to the fan of claim 6, the end (63) that is characterised in that said screw (6) is made and is heaved or hemispheric shape, screw is imported in the screw (2) of motor when the assembling with convenient.
9. according to the fan of claim 1; The width that is used to be installed to the part on the motor (A) size that is characterised in that said fixed block (5) is less than or equal to the width (B) between this fixed block (5) and the part that flabellum (4) is connected, makes when producing from what the material that removes between this fixed block (5) and the part that flabellum (4) is connected can be used for making another fixed block to be used to be installed to the part on the motor.
10. according to the fan of claim 1, be characterised in that said fan comprises 2 or 3 flabellums that are provided with symmetrically around said motor rotation, a fixed block (5) is installed on each flabellum, 2 screws (6) are set on each fixed block (5) in advance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203030119U CN202228425U (en) | 2011-08-19 | 2011-08-19 | Fan comprising fan leaf fixing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203030119U CN202228425U (en) | 2011-08-19 | 2011-08-19 | Fan comprising fan leaf fixing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202228425U true CN202228425U (en) | 2012-05-23 |
Family
ID=46079012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203030119U Expired - Lifetime CN202228425U (en) | 2011-08-19 | 2011-08-19 | Fan comprising fan leaf fixing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202228425U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103122868A (en) * | 2013-03-01 | 2013-05-29 | 广西柳工机械股份有限公司 | Fan blade connecting device and fan comprising the same |
| CN106351854A (en) * | 2015-07-15 | 2017-01-25 | 日本电产株式会社 | Ceiling fan |
| CN106460865A (en) * | 2014-05-05 | 2017-02-22 | 霍顿公司 | Composite fan |
-
2011
- 2011-08-19 CN CN2011203030119U patent/CN202228425U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103122868A (en) * | 2013-03-01 | 2013-05-29 | 广西柳工机械股份有限公司 | Fan blade connecting device and fan comprising the same |
| CN103122868B (en) * | 2013-03-01 | 2015-11-18 | 广西柳工机械股份有限公司 | Fan blade connection set and fan thereof |
| CN106460865A (en) * | 2014-05-05 | 2017-02-22 | 霍顿公司 | Composite fan |
| CN106460865B (en) * | 2014-05-05 | 2019-04-12 | 霍顿公司 | Compound fan |
| CN106351854A (en) * | 2015-07-15 | 2017-01-25 | 日本电产株式会社 | Ceiling fan |
| CN106351854B (en) * | 2015-07-15 | 2019-04-05 | 日本电产株式会社 | Ceiling fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120523 |
|
| CX01 | Expiry of patent term |