CN202707556U - Speed reduction motor shaft breakage anti-falling structure and ceiling fan - Google Patents
Speed reduction motor shaft breakage anti-falling structure and ceiling fan Download PDFInfo
- Publication number
- CN202707556U CN202707556U CN 201220299366 CN201220299366U CN202707556U CN 202707556 U CN202707556 U CN 202707556U CN 201220299366 CN201220299366 CN 201220299366 CN 201220299366 U CN201220299366 U CN 201220299366U CN 202707556 U CN202707556 U CN 202707556U
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- China
- Prior art keywords
- flange
- chuck
- reducing motor
- flabellum
- motor axle
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- Expired - Fee Related
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Abstract
The utility model discloses a speed reduction motor shaft breakage anti-falling structure and a ceiling fan. The speed reduction motor shaft breakage anti-falling structure comprises a machine frame, a motor installed on the machine frame and provided with a speed reduction motor shaft and a small chuck, a flange and a fan blade installation disc, wherein the small chuck is connected with the speed reduction motor shaft and sleeved on the speed reduction motor shaft to rotate along with the speed reduction motor shaft, the flange is connected with the small chuck to rotate along with the small chuck and is sleeved on the speed reduction motor shaft, and the fan blade installation disc is fixedly connected with the flange in matching and coaxial mode. A large chuck connected with the machine frame and movably clamped with the small chuck to prevent the small chuck from falling down is arranged below the small chuck, the large chuck is sleeved on the outer wall of the flange and is in clearance fit with the flange, and the flange is provided with a stopping structure for preventing the speed reduction motor shaft from sliding out and falling from inside of the flange after the speed reduction motor shaft is broken. By means of the structure, the speed reduction motor shaft breakage anti-falling structure is simple in structure and convenient to assemble, prevents parts connected with speed reduction motor shaft from falling down along with breakage of the speed reduction motor shaft in working process of the ceiling fan, removes potential safety hazards, and improves safety coefficients.
Description
Technical field
The utility model relates to the ceiling fan field, is specifically related to reducing motor axle fracture Anti-falling structure and ceiling fan.
Background technique
The device that existing super sized type ceiling fan does not much have the anti-reducing motor axle of design to fall, in the ceiling fan running, the reducing motor axle is as rupturing because of accidental causes such as structural fatigues, the component that are connected with the reducing motor axle (such as flabellum, flabellum mounting disc etc.) can fall along with the reducing motor axle, the staff of below, ceiling fan working position has the part that is fallen to impact the danger of causing injury, have potential safety hazard, safety coefficient is not high.
The model utility content
The purpose of this utility model is to disclose reducing motor axle fracture Anti-falling structure and ceiling fan, has solved the problem that causes the component that are connected with the reducing motor axle to fall because of the reducing motor axle fracture.
For achieving the above object, the utility model adopts following technological scheme:
Reducing motor axle fracture Anti-falling structure, comprise frame, be installed on the frame and be provided with the motor of reducing motor axle, be connected with this reducing motor axle and be set on the reducing motor axle little chuck along with the rotation of reducing motor axle, be connected along with this lesser calorie disc spins with this lesser calorie dish and be set in flange plate on the reducing motor axle, the flabellum mounting disc affixed with the flange plate coaxial cooperation, below the lesser calorie dish, be provided with and be connected with frame and prevent the large chuck that little chuck falls with the clamping of lesser calorie disk activity, this large chuck is set on the outer wall of flange plate and the flange plate Spielpassung, and flange plate is provided with and prevents that post-rift reducing motor axle from skidding off the barrier structure that falls from flange plate inside.
Further, described little chuck is for being provided with the platy structure of lesser calorie dish through hole along the medial axis of little chuck; Described flange plate comprises the flange chassis and is located at the flange convex of this flange chassis one end face center position, and the cross section of flange plate is the inverted T shape structure, and flange chassis and flange convex coaxial cooperation are provided with the flange plate through hole along the medial axis of flange plate; Described large chuck is for being provided with the platy structure of large chuck through hole along the medial axis of large chuck; Described flabellum mounting disc is for being provided with the platy structure of mounting disc through hole along the medial axis of flabellum mounting disc; The flange convex passes behind mounting disc through hole and the large chuck through hole affixed with little chuck from the bottom to top successively, and the reducing motor axle passes lesser calorie dish through hole and inserts in the flange plate through hole; Flabellum mounting disc and flange chassis are affixed.
Further, described little chuck is the little chuck that is discoideus structure; Described flange chassis is the flange chassis of cylindrical structure, the flange convex that described flange convex is cylindrical structure; Described large chuck is the large chuck that is discoideus structure; Described flabellum mounting disc is the flabellum mounting disc that is the circular plate type structure; Internal diameter R, the external diameter L of little chuck of large chuck through hole and the external diameter M of flange convex satisfy M＜R＜L.
Further, described barrier structure comprises and the affixed catch that prevents that post-rift reducing motor axle from skidding off from the flange plate through hole in flange chassis.
Further, described flabellum mounting disc is the flabellum mounting disc that aluminum material is made.
The invention also discloses ceiling fan, comprise described reducing motor axle fracture Anti-falling structure.
Further, also comprise at least two flabellums that are installed in flabellum mounting disc peripheral position place around the central axis annular radial of described flabellum mounting disc.
Further, described flabellum comprises flabellum front end and flabellum end, and the flabellum front end is provided with empennage and the flabellum end is connected with described flabellum mounting disc with the aluminium fixture block by petiole; Petiole comprises petiole front end and petiole end, and the terminal end affixed by link and petiole of the front end of petiole and flabellum inserts in the aluminium fixture block, thereby link passes the aluminium fixture block and the affixed aluminium fixture block that makes of flabellum mounting disc clamps the petiole end.
Compared with prior art, the beneficial effects of the utility model:
1, reducing motor is located in flange plate inside in the utility model, and flange plate is connected with the lesser calorie dish, is provided with the large chuck that is connected with frame between flange plate and the little chuck.Adopt above structure, when the reducing motor axle fracture, lesser calorie dish pendant down to large chuck clamping, prevent that little chuck from further falling, thereby prevented that the flange plate that is connected with the lesser calorie dish, the parts such as flabellum mounting disc that are connected with flange plate from falling.
2, barrier structure prevents that post-rift reducing motor axle from skidding off and falls from flange plate.
The utility model adopts above structure, and is simple in structure, easy to assembly, prevents that the component that are connected with the reducing motor axle in the ceiling fan work engineering from can fall along with the fracture of reducing motor axle, eliminated potential safety hazard, improved safety coefficient.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiments more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the cut-away section front elevational schematic of the embodiment one of reducing motor axle fracture Anti-falling structure in the utility model;
Fig. 2 is the schematic perspective view of the medium and small chuck of Fig. 1;
Fig. 3 is the schematic perspective view of flange among Fig. 1;
Fig. 4 is the schematic perspective view of large chuck among Fig. 1;
Fig. 5 is the schematic perspective view of flabellum mounting disc among Fig. 1;
Fig. 6 is the embodiment's two of ceiling fan in the utility model cut-away section front elevational schematic.
Among the figure, the 1-frame; The 2-motor; 21-reducing motor axle; The little chuck of 3-; 31-lesser calorie dish through hole; 32-lesser calorie dish attachment hole; The 4-flange plate; 41-flange chassis; 411-chassis attachment hole; 42-flange convex; 421-convex attachment hole; 43-flange plate through hole; The 44-tongue-and-groove; The mounting disc of 5-flabellum; 51-mounting disc through hole; The large chuck of 6-; The large chuck through hole of 61-; The 7-catch; The 8-flabellum; 81-flabellum front end; The 82-flabellum is terminal; The 83-empennage; The 9-petiole; 91-petiole front end; The 92-petiole is terminal; 10-aluminium fixture block.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technological scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiments.
Reducing motor axle fracture Anti-falling structure, comprise frame, be installed on the frame and be provided with the motor of reducing motor axle, be connected with this reducing motor axle and be set on the reducing motor axle little chuck along with the rotation of reducing motor axle, be connected along with this lesser calorie disc spins with this lesser calorie dish and be set in flange plate on the reducing motor axle, the flabellum mounting disc affixed with the flange plate coaxial cooperation, below the lesser calorie dish, be provided with and be connected with frame and prevent the large chuck that little chuck falls with the clamping of lesser calorie disk activity, this large chuck is set on the outer wall of flange plate and the flange plate Spielpassung, and flange plate is provided with and prevents that post-rift reducing motor axle from skidding off the barrier structure that falls from flange plate inside.
Embodiment one
Reducing motor axle fracture Anti-falling structure shown in Fig. 1 embodiment one, comprise frame 1, be installed on the frame 1 and be provided with the motor 2 of reducing motor axle 21, be connected with this reducing motor axle 21 and be set on the reducing motor axle 21 lesser calorie dish 3 along with 21 rotations of reducing motor axle, be connected along with 3 rotations of this lesser calorie dish with this lesser calorie dish 3 and be set in flange plate 4 on the reducing motor axle 21, the flabellum mounting disc 5 affixed with flange plate 4 coaxial cooperation, below lesser calorie dish 3, be provided with and be connected with frame 1 and take over control the large chuck 6 that lesser calorie dish 3 only falls with lesser calorie dish 3 moving card, this large chuck 6 is set on the outer wall of flange plate 4 and flange plate 4 Spielpassung, and flange plate 4 is provided with and prevents that post-rift reducing motor axle 21 from skidding off the barrier structure that falls from flange plate 4 inside.
As shown in Figure 2, lesser calorie dish 3 is for being provided with the discoideus structure of lesser calorie dish through hole 31 along the medial axis of little chuck.Be provided with five lesser calorie dish attachment holes 32 at the peripheral position place around lesser calorie dish through hole 31.As to the further specifying of embodiment one, the quantity of lesser calorie dish attachment hole 32 is not limited to five, also can be one, two, three etc.
As shown in Figure 3, flange plate 4 comprises the flange chassis 41 of cylindrical structure and is located at the flange convex 42 of these flange chassis 41 1 end face center positions and cylindrical structure, the cross section of flange plate 4 is the inverted T shape structure, flange chassis 41 and flange convex 42 coaxial cooperation, medial axis along flange plate 4 is provided with flange plate through hole 43, and flange plate through hole 43 inwalls are provided with the tongue-and-groove 44 that cooperates clamping with reducing motor axle 21.The blue convex 42 of winding is provided with chassis attachment hole 411 on the flange chassis 41, the end face that flange convex 42 cooperates with lesser calorie dish 3 is provided with five convex attachment holes 421 that cooperate with lesser calorie dish attachment hole 32, and link passes convex attachment hole 421 and lesser calorie dish attachment hole 32 is realized the affixed of flange plate 4 and lesser calorie dish 3.
As shown in Figure 4, large chuck 6 is for being provided with the discoideus structure of large chuck through hole 61 along the medial axis of large chuck 6.
As shown in Figure 5, flabellum mounting disc 5 is for being provided with the discoideus structure of mounting disc through hole 51 along the medial axis of flabellum mounting disc 5.Flabellum mounting disc 5 is made by aluminum material.
Flange convex 42 passes successively from the bottom to top behind mounting disc through hole 51 and the large chuck through hole 61 that to pass through link affixed with lesser calorie dish 3.Reducing motor axle 21 passes lesser calorie dish through hole 31 and inserts in the flange plate through hole 43.Flabellum mounting disc 5 is affixed by link with flange chassis 41.Internal diameter R, the external diameter L of lesser calorie dish 3 of large chuck through hole 61 and the external diameter M of flange convex 42 satisfy M＜R＜L.
Among the embodiment one, barrier structure comprises with flange chassis 41 affixed and prevent the catch 7 that post-rift reducing motor axle 21 skids off from flange plate through hole 43 by link.
Other structure of embodiment's one reducing motor axle fracture Anti-falling structure is referring to prior art.
Embodiment two
Ceiling fan shown in Fig. 6 embodiment two comprises the Anti-falling structure of reducing motor axle fracture shown in the embodiment one, also comprises at least two flabellums 8 that are installed in flabellum mounting disc 5 peripheral position places around the central axis annular radial of flabellum mounting disc 5.Flabellum 8 comprises flabellum front end 81 and flabellum end 82, and flabellum front end 81 is provided with empennage 83 and flabellum terminal 82 and is connected with the aluminium fixture block by petiole 9 and is connected with flabellum mounting disc 5.Petiole 9 comprises petiole front end 91 and petiole end 92, and affixed and petiole terminal 92 inserts in the aluminium fixture blocks 10 by link for the front end of petiole 91 and flabellum terminal 82.Thereby link passes aluminium fixture block 10 and clamps petiole end 92 with the flabellum mounting disc 5 affixed aluminium fixture blocks 10 that make.
Other structure of embodiment's two ceiling fans is referring to prior art.
Above the utility model embodiment is described in detail, has used specific case herein mode of execution of the present utility model is set forth, above embodiment's explanation just is used for helping to understand core concept of the present utility model.Simultaneously, for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
The utility model is not limited to above-mentioned mode of execution, if various changes of the present utility model or modification are not broken away from spirit and scope of the present utility model, if these are changed and modification belongs within claim of the present utility model and the equivalent technologies scope, then the utility model also is intended to comprise these changes and modification.
Claims (8)
1. reducing motor axle fracture Anti-falling structure, it is characterized in that: comprise frame, be installed on the frame and be provided with the motor of reducing motor axle, be connected with this reducing motor axle and be set on the reducing motor axle little chuck along with the rotation of reducing motor axle, be connected along with this lesser calorie disc spins with this lesser calorie dish and be set in flange plate on the reducing motor axle, the flabellum mounting disc affixed with the flange plate coaxial cooperation, below the lesser calorie dish, be provided with and be connected with frame and prevent the large chuck that little chuck falls with the clamping of lesser calorie disk activity, this large chuck is set on the outer wall of flange plate and the flange plate Spielpassung, and flange plate is provided with and prevents that post-rift reducing motor axle from skidding off the barrier structure that falls from flange plate inside.
2. reducing motor axle fracture Anti-falling structure as claimed in claim 1, it is characterized in that: described little chuck is for being provided with the platy structure of lesser calorie dish through hole along the medial axis of little chuck; Described flange plate comprises the flange chassis and is located at the flange convex of this flange chassis one end face center position, and the cross section of flange plate is the inverted T shape structure, and flange chassis and flange convex coaxial cooperation are provided with the flange plate through hole along the medial axis of flange plate; Described large chuck is for being provided with the platy structure of large chuck through hole along the medial axis of large chuck; Described flabellum mounting disc is for being provided with the platy structure of mounting disc through hole along the medial axis of flabellum mounting disc; The flange convex passes behind mounting disc through hole and the large chuck through hole affixed with little chuck from the bottom to top successively, and the reducing motor axle passes lesser calorie dish through hole and inserts in the flange plate through hole; Flabellum mounting disc and flange chassis are affixed.
3. reducing motor axle fracture Anti-falling structure as claimed in claim 2, it is characterized in that: described little chuck is the little chuck that is discoideus structure; Described flange chassis is the flange chassis of cylindrical structure, the flange convex that described flange convex is cylindrical structure; Described large chuck is the large chuck that is discoideus structure; Described flabellum mounting disc is the flabellum mounting disc that is the circular plate type structure; Internal diameter R, the external diameter L of little chuck of large chuck through hole and the external diameter M of flange convex satisfy M＜R＜L.
4. such as reducing motor axle fracture Anti-falling structure as described in the claims 1 to 3 any one, it is characterized in that: described barrier structure comprises and the affixed catch that prevents that post-rift reducing motor axle from skidding off from the flange plate through hole in flange chassis.
5. reducing motor axle fracture Anti-falling structure as claimed in claim 4, it is characterized in that: described flabellum mounting disc is the flabellum mounting disc that aluminum material is made.
6. ceiling fan is characterized in that: comprise such as reducing motor axle fracture Anti-falling structure as described in claim 1 to 5 any one.
7. ceiling fan as claimed in claim 6 is characterized in that: also comprise two flabellums that are installed in flabellum mounting disc peripheral position place around the central axis annular radial of described flabellum mounting disc at least.
8. ceiling fan as claimed in claim 7 is characterized in that: described flabellum comprises that flabellum front end and flabellum are terminal, and the flabellum front end is provided with empennage and the flabellum end is connected with described flabellum mounting disc with the aluminium fixture block by petiole; Petiole comprises petiole front end and petiole end, and the terminal end affixed by link and petiole of the front end of petiole and flabellum inserts in the aluminium fixture block, thereby link passes the aluminium fixture block and the affixed aluminium fixture block that makes of flabellum mounting disc clamps the petiole end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220299366 CN202707556U (en) | 2012-06-26 | 2012-06-26 | Speed reduction motor shaft breakage anti-falling structure and ceiling fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220299366 CN202707556U (en) | 2012-06-26 | 2012-06-26 | Speed reduction motor shaft breakage anti-falling structure and ceiling fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202707556U true CN202707556U (en) | 2013-01-30 |
Family
ID=47587863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220299366 Expired - Fee Related CN202707556U (en) | 2012-06-26 | 2012-06-26 | Speed reduction motor shaft breakage anti-falling structure and ceiling fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202707556U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410790A (en) * | 2013-08-19 | 2013-11-27 | 中山市奥美森工业有限公司 | Industrial ceiling fan |
| US8956124B2 (en) * | 2006-04-14 | 2015-02-17 | Macroair Technologies, Inc. | Safety retaining system for large industrial fan |
| CN105485061A (en) * | 2016-01-29 | 2016-04-13 | 贝格菲恩通风设备（武汉）有限公司 | Disengagement prevention device for industrial big fan |
-
2012
- 2012-06-26 CN CN 201220299366 patent/CN202707556U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8956124B2 (en) * | 2006-04-14 | 2015-02-17 | Macroair Technologies, Inc. | Safety retaining system for large industrial fan |
| CN103410790A (en) * | 2013-08-19 | 2013-11-27 | 中山市奥美森工业有限公司 | Industrial ceiling fan |
| CN105485061A (en) * | 2016-01-29 | 2016-04-13 | 贝格菲恩通风设备（武汉）有限公司 | Disengagement prevention device for industrial big fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20160626 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |