CN203835765U - Fan oscillating mechanism and fan with fan oscillating mechanism - Google Patents
Fan oscillating mechanism and fan with fan oscillating mechanism Download PDFInfo
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- CN203835765U CN203835765U CN201420240651.3U CN201420240651U CN203835765U CN 203835765 U CN203835765 U CN 203835765U CN 201420240651 U CN201420240651 U CN 201420240651U CN 203835765 U CN203835765 U CN 203835765U
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- gram force
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- gear
- worm screw
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- 230000007246 mechanism Effects 0.000 title claims abstract description 50
- 241000883990 Flabellum Species 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 28
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model provides a fan oscillating mechanism and a fan with the fan oscillating mechanism and belongs to the field of electric appliances. The fan oscillating mechanism comprises a gearbox, a motor, a crankwheel and a connecting rod. The motor is provided with a motor shaft, and a worm, a gram force structure and an output shaft are arranged in the gearbox. The two ends of the worm are connected with the gearbox and the motor shaft respectively, the worm is matched with the gram force structure, the gram force structure is matched with the output shaft, the output shaft is connected with the crankwheel, the motor is provided with a motor supporting shaft which is connected with a motor supporting shaft sleeve, and the crankwheel is connected with the motor supporting shaft sleeve through the connecting rod. When the fan oscillating mechanism works, power of the motor is transmitted through the gearbox to drive the crankwheel to rotate, the motor supporting shaft is made to rotate in the motor supporting shaft sleeve to drive the motor to conduct reciprocating steering motion, and then transmission of oscillating of the fan is achieved. By the adoption of the novel worm structure, the worm can accurately conduct transmission, and the problem of noise is well solved.
Description
Technical field
The utility model relates to appliance field, in particular to a kind of fan head swinging mechanism and adopt the fan of this mechanism.
Background technique
The oscillating mechanism that fan in the market adopts comprises gear-box, motor, crankwheel and connecting rod, worm screw in gear-box is that the motor shaft by motor processes, worm screw is connected with output shaft through Multi-stage transmission, output shaft stretches out outside gear-box and is connected with crankwheel, motor lower portion is provided with motor support axle, motor support axle is connected with motor support axle sleeve, and crankwheel is connected by connecting rod with motor support axle sleeve.After switching on power, driven by motor worm screw (motor shaft), worm screw drives output shaft through Multi-stage transmission, output shaft rotation drives crankwheel to rotate, crankwheel drivening rod moves back and forth, thereby motor support axle is rotated in motor support axle sleeve, and motor support axle drive motor turns to, thereby make fan head rotation, reach thus the object of the transmission of fan head swinging.But, because the worm screw of this driving mechanism middle gear case is to be processed by motor shaft, can not guarantee that the engagement distance between worm and wheel is accurate, therefore the transmission of worm and wheel is not accurate, be easy to produce noise.
Model utility content
The utility model provides a kind of fan head swinging mechanism and has adopted the fan of this mechanism, is intended to solve the problem that easily produces noise in fan head swinging mechanism.
The utility model is achieved in that
A kind of fan head swinging mechanism, comprise gear-box, motor, crankwheel and connecting rod, described gear-box is fixedly connected with described motor, in described gear-box, be provided with worm screw, gram force structure and output shaft, one end of described worm screw is connected with the motor shaft that is arranged at described motor, the other end of described worm screw is connected with described gear-box, described worm screw coordinates with described gram force structure driven, described gram force structure is connected with described output shaft, described output shaft is connected with described crankwheel, described motor is provided with motor support axle, described motor support axle is connected with motor support axle sleeve, described motor support axle sleeve is connected by described connecting rod with described crankwheel.
Further, one end of described worm screw is provided with kidney-shaped groove, and one end of described motor shaft is provided with kidney-shaped structure, and described worm screw is connected with described kidney-shaped respective outer side edges by described kidney-shaped groove with described motor shaft, described gear-box arranges porose, and the other end of described worm screw stretches into described hole.By described worm screw two ends are connected to described motor shaft and described gear-box, the position of worm screw is fixed, and difficult swing, thereby stabilized structure make described worm drive more accurate.
Further, one end that described worm screw is provided with described kidney-shaped groove is also provided with projection, and one end that described motor shaft is provided with described kidney-shaped structure is also provided with shrinkage pool, and described projection stretches into described shrinkage pool.By coordinating of described projection and described shrinkage pool, further make described worm screw more firm with being connected of described motor shaft.
Further, described gram force structure comprises gram force cylinder and gram force axle, and described gram force axle is connected with described output shaft, and described gram force cylinder coordinates with described gram force axle.When having some setbacks when shaking the head or meeting with obstruction, the transmission part after described gram force axle stops transmission, and described motor shaft still drives described worm screw to rotate.Because described gram force cylinder is separated with described gram force axle and relative coaxial rotation, the still transmission accurately of described worm screw and described worm gear, avoids described worm screw and described worm gear because transmission has some setbacks, to produce noise; And situation about can not resist mutually in Positive-Negative Action power between the driving mechanism of the inside of the situation lower tooth roller box that having guaranteed shakes the head is obstructed; Discharged the self-locking tension force of the driving mechanism of the gear-box inside of being obstructed caused because shaking the head, and the self-locking tension force of the driving mechanism of gear-box inside can cause fan head to continue bar to apply active force, thereby guaranteed that fan can not occur to meet with obstruction because shaking the head and be subject to bar and the reaction force of fan caused to the situation of toppling over.
Further, described gram force cylinder is provided with the worm gear being meshed with described worm screw, and described gram force axle is provided with gram force shaftgear, and described output shaft is provided with output shaft gear, and described gram force shaftgear is meshed with described output shaft gear.Described worm screw drives described worm gear, described worm gear drives gram force cylinder to rotate, and described gram force axle is along with gram force cylinder rotates together, and described gram force shaftgear rotates and drives described output shaft gear to rotate, described output shaft, along with described output shaft gear rotates, has been realized the Multi-stage transmission of gear-box thus.
Further, described gram force cylinder inside is provided with cavity, and one end of described gram force axle is stretched into described cavity and clamped with described gram force cylinder, and described gram force cylinder coordinates by the concaveconvex structure arranging separately with described gram force axle.When fan head swinging has some setbacks or meet with obstruction, described concaveconvex structure is realized separation well, and guarantees that described gram force cylinder and described gram force axle relatively rotate around same axis.
Further, it is protruding that described gram force cylinder is provided with gram force, and described gram force axle is provided with gram force dish, and it is recessed that described gram force dish is provided with gram force, and described gram force cylinder and described gram force axle are protruding and described gram force is recessed coordinates by described gram force.When fan is normally worked, coordinating that described gram force is protruding and described gram force is recessed is tight; At fan, turn to when having some setbacks or meeting with obstruction, the protruding and described gram force of described gram force is recessed can realize well separated.
Further, described gram force jacket casing has the first spring, the two ends of described the first spring prop up respectively top and the described gram force cylinder of described gear-box, described gram force axle sleeve has the second spring, the two ends of described the second spring prop up respectively bottom and the described gram force axle of described gear-box, and described gram force cylinder and described gram force axle are by described the first spring and described the second spring compression.By the setting of described the first spring and the second spring, by described gram force cylinder and described gram force shaft compression, make described gram force cylinder tightr with coordinating of described gram force axle.
Further, the two ends of described connecting rod are respectively arranged with rotating the first flake and the second flake, and described the first flake is connected with described crankwheel, and described the second flake is connected with described motor support axle sleeve.Described the first flake and described the second flake can rotate, when described connecting rod causes interfering because of assembly error with described crankwheel and described motor support axle sleeve respectively, by the rotation of described the first flake and described the second flake, eliminated the interference that described connecting rod causes because of assembly error with described motor support axle sleeve and described crankwheel respectively, thereby made described connecting rod smooth and easy with the transmission of described crankwheel and described motor support axle sleeve respectively.
The utility model also provides a kind of fan that adopts described fan head swinging mechanism, comprises fan base and fan head, and described fan head comprises flabellum and safety cover.
The utility model is by arranging worm screw in the gear-box in fan head swinging mechanism, and one end of worm screw is connected with motor shaft, the other end of worm screw is connected with gear-box, motor shaft drives worm screw to carry out transmission, avoid adopting the worm screw that doubles as motor shaft, thereby make between worm and wheel transmission accurate, solved the problem that easily produces noise because of the transmission inaccuracy of worm and wheel.
Accompanying drawing explanation
The overall structure schematic diagram of the fan that Fig. 1 provides for the utility model embodiment;
The structural representation of the fan head swinging mechanism that Fig. 2 provides for the utility model embodiment;
The explosive view of the structure of the fan head swinging mechanism that Fig. 3 provides for the utility model embodiment;
The annexation figure of the fan head swinging mechanism that Fig. 4 provides for the utility model embodiment;
The plan view of the fan head swinging mechanism that Fig. 5 provides for the utility model embodiment;
The A-A sectional view of the fan head swinging mechanism that Fig. 6 provides for the utility model embodiment;
The side view of the fan head swinging mechanism that Fig. 7 provides for the utility model embodiment;
The B-B sectional view of the fan head swinging mechanism that Fig. 8 provides for the utility model embodiment;
The electric machine structure schematic diagram of the fan head swinging mechanism that Fig. 9 provides for the utility model embodiment;
The structural representation of the gram force cylinder of the fan head swinging mechanism that Figure 10 provides for the utility model embodiment;
The structural representation of the gram force axle of the fan head swinging mechanism that Figure 11 provides for the utility model embodiment;
The half sectional view of the connecting rod of the fan head swinging mechanism that Figure 12 provides for the utility model embodiment.
Embodiment
Refer to Fig. 1 to Figure 12, this fan head swinging mechanism comprises gear-box 101, motor 102, crankwheel 103 and connecting rod 104, and gear-box 101 is connected by screw with motor 102, and gear-box 101 comprises gear box cover 1011 and gear housing 1012.In gear-box 101, be provided with worm screw 105, gram force structure 106 and output shaft 107.One end of worm screw 105 is provided with kidney-shaped groove 1051, and motor is provided with motor shaft 1021, and one end of motor shaft 1021 is provided with kidney-shaped structure 1022, and motor shaft 1021 coordinates with kidney-shaped structure 1022 by kidney-shaped groove 1051 with worm screw 105.It is porose 1013 that gear-box 101 arranges, and the other end of worm screw 105 stretches into hole 1013.One end that worm screw 105 is provided with kidney-shaped groove 1051 is also provided with projection 1052, and one end that motor shaft 1021 is provided with kidney-shaped structure 1022 is also provided with shrinkage pool 1023, and projection 1052 stretches into shrinkage pool 1023.Worm screw 105 coordinates with gram force structure 106, and gram force structure 106 coordinates with output shaft 107, and output shaft 107 stretches out gear-box 101 and is threaded connection with crankwheel 103.The bottom of motor 102 is provided with motor support axle 1024, and motor support axle 1024 is connected with motor support axle sleeve 108, and motor support axle sleeve 108 is connected by connecting rod 104 with crankwheel 103.Because one end of worm screw 105 is connected with motor shaft 1021, the other end of worm screw 105 is connected with gear-box 101, motor shaft 1021 drives worm screw 105 to carry out transmission, worm screw 105 positions are fixed, thereby make between worm screw 105 and worm gear 1069 transmission accurate, solved the problem that easily produces noise because of worm screw 105 and the transmission inaccuracy of worm gear 1069.
Gram force structure 106 comprises gram force cylinder 1061 and gram force axle 1062, and gram force axle 1062 is connected with output shaft 107, gram force cylinder 1061 and gram force axle 1062 coaxial cooperation.Gram force cylinder 1061 is provided with the worm gear 1069 being meshed with worm screw 105, and gram force axle 1062 is provided with gram force shaftgear 1068, and gram force shaftgear 1068 is meshed with the output shaft gear 1071 that is arranged at output shaft 107.
Gram force cylinder 1061 inside are provided with a cavity 1065, one end of gram force axle 1062 is stretched into cavity 1065 and is clamped with described gram force cylinder 1061, gram force cylinder 1061 is provided with 4 circular gram forces protruding 1063, gram force protruding 1063 is arranged at the bottom of worm gear 1069, gram force axle 1062 is provided with gram force dish 1060, gram force dish 1060 be provided with position and protruding 1063 corresponding 4 gram forces of gram force recessed 1064, gram force cylinder 1061 coordinates with gram force recessed 1064 by gram force protruding 1063 with gram force axle 1062.
Gram force cylinder 1061 covers have the first spring 1066, the two ends of the first spring 1066 prop up respectively top and the gram force cylinder 1061 of gear-box 101, gram force axle 1062 covers have the second spring 1067, the second spring 1067 props up respectively bottom and the gram force axle 1062 of gear-box 101, and gram force cylinder 1061 compresses by the first spring 1066 and the second spring 1067 with gram force axle 1062.By the setting of the first spring 1066 and the second spring 1067, gram force cylinder 1061 and gram force axle 1062 are compressed, make gram force cylinder 1061 tightr with coordinating of gram force axle 1062.
When fan 109 is shaken the head when having some setbacks or meeting with obstruction, transmission part after gram force axle 1062 stops transmission, and motor shaft 1021 still drives worm screw 105 to rotate, because gram force cylinder 1061 produces separated with gram force axle 1062 by gram force protruding 1063 and gram force recessed 1064, and because gram force axle 1062 stretches in the cavity 1065 in gram force cylinder 1061, guarantee gram force cylinder 1061 coaxial rotation relative to gram force axle 1062, worm screw 105 and still transmission accurately of worm gear 1069, avoid worm screw 105 and worm gear 1069 because transmission has some setbacks, to produce noise.And situation about can not resist mutually in Positive-Negative Action power between the driving mechanism of the inside of the situation lower tooth roller box 101 that having guaranteed shakes the head is obstructed; Discharged the self-locking tension force of the driving mechanism of caused gear-box 101 inside of being obstructed because shaking the head, and the self-locking tension force of the driving mechanism of gear-box 101 inside can cause fan head 1092 to continue bar to apply active force, thereby guaranteed that fan 109 can not occur to meet with obstruction because shaking the head and be subject to bar and the reaction force of fan 109 caused to the situation of toppling over.
The two ends of connecting rod 104 are respectively arranged with rotating the first flake 1041 and the second flake 1042, the first flakes 1041 are bolted with crankwheel 103, and the second flake 1042 is bolted with motor support axle sleeve 108.The first flake 1041 and the second flake 1042 can rotate, when connecting rod 104 causes interfering because of assembly error with motor support axle sleeve 108 and crankwheel 103 respectively, by the rotation of the first flake 1041 and the second flake 1042, eliminated the interference that connecting rod 104 causes because of assembly error with crankwheel 103 and motor support axle sleeve 108 respectively, thereby made the connecting rod 104 smooth and easy with the transmission of crankwheel 103 and motor support axle sleeve 108 respectively.
After switching on power, motor 102 drive motor axles 1021 rotate, motor shaft 1021 drives worm screw 105 coaxial rotation, worm screw 105 drives the worm gear 1069 being arranged on gram force cylinder 1061 to rotate, gram force cylinder 1061 is along with worm gear 1069 rotates, due to gram force cylinder 1061, by one end of gram force axle 1062, stretch into interior coaxial connection of cavity 1065 of gram force cylinder 1061 with gram force axle 1062, by gram force protruding 1063 and gram force recessed 1064, match, and clamp mutually with the second spring 1067 by the first spring 1066, gram force cylinder 1061 rotates and drives gram force axle 1062, the gram force shaftgear 1068 being arranged on gram force axle 1062 rotates thereupon, gram force shaftgear 1068 drives output shaft gear 1071, output shaft 107 rotates and drives crankwheel 103 to rotate, crankwheel 103 drivening rods 104 are reciprocating.Because motor support axle sleeve 108 is fixedly connected to fan base 1091, the end position that connecting rod 104 is connected with motor support axle sleeve 108 is relative fixing, connecting rod 104 is done reciprocating swing motion around the second flake 1042 thus, crankwheel 103 rotates around the first flake 1041 simultaneously, thereby motor support axle 1024 is rotated in motor support axle sleeve 108, the reciprocal divertical motion of motor support axle 1024 drive motor 102, thereby fan head 1092 is rotated, realized thus the transmission that fan 109 is shaken the head.
Gear-box 101 in this fan head swinging mechanism is interior arranges worm screw 105, and one end of worm screw 105 is connected with motor shaft 1021, the other end of worm screw 105 is connected with gear-box 101, motor shaft 1021 drives worm screw 105 to carry out transmission, because worm screw 105 positions are fixed, thereby make between worm screw 105 and worm gear 1069 transmission accurate, solved the problem that easily produces noise because of worm screw 105 and the transmission inaccuracy of worm gear 1069.
Refer to Fig. 1, the utility model is protected a kind of fan 109 that adopts said fans oscillating mechanism simultaneously, comprises fan base 1091 and fan head 1092.Motor support axle sleeve 108 is bolted with fan base 1091, and fan head 1092 comprises flabellum 1093 and safety cover 1094, and flabellum 1093 is connected with the flabellum rotating shaft 1095 that is arranged at motor 102.Motor 102 is arranged at fan head 1092 inside, and can drive fan head 1092 to rotate.While using this fan 109, after switching on power, motor 102 drives flabellum rotating shaft 1095 to rotate, while motor 102 drive fan oscillating mechanisms, and through the transmission of fan head swinging mechanism, the reciprocal divertical motion of motor 102 and drive fan 109 are shaken the head.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a fan head swinging mechanism, it is characterized in that, comprise gear-box, motor, crankwheel and connecting rod, described gear-box is fixedly connected with described motor, in described gear-box, be provided with worm screw, gram force structure and output shaft, one end of described worm screw is connected with the motor shaft that is arranged at described motor, the other end of described worm screw is connected with described gear-box, described worm screw coordinates with described gram force structure driven, described gram force structure is connected with described output shaft, described output shaft is connected with described crankwheel, described motor is provided with motor support axle, described motor support axle is connected with motor support axle sleeve, described motor support axle sleeve is connected by described connecting rod with described crankwheel.
2. fan head swinging mechanism according to claim 1, it is characterized in that, one end of described worm screw is provided with kidney-shaped groove, one end of described motor shaft is provided with kidney-shaped structure, described worm screw and described motor shaft are by described kidney-shaped groove and described kidney-shaped respective outer side edges, described gear-box arranges porose, and the other end of described worm screw stretches into described hole.
3. fan head swinging mechanism according to claim 2, is characterized in that, one end that described worm screw is provided with described kidney-shaped groove is also provided with projection, and one end that described motor shaft is provided with described kidney-shaped structure is also provided with shrinkage pool, and described projection stretches into described shrinkage pool.
4. fan head swinging mechanism according to claim 1, is characterized in that, described gram force structure comprises gram force cylinder and gram force axle, and described gram force axle is connected with described output shaft, and described gram force cylinder coordinates with described gram force axle.
5. fan head swinging mechanism according to claim 4, it is characterized in that, described gram force cylinder is provided with the worm gear being meshed with described worm screw, and described gram force axle is provided with gram force shaftgear, described output shaft is provided with output shaft gear, and described gram force shaftgear is meshed with described output shaft gear.
6. fan head swinging mechanism according to claim 4, it is characterized in that, described gram force cylinder inside is provided with cavity, and one end of described gram force axle is stretched into described cavity and clamped with described gram force cylinder, and described gram force cylinder coordinates by the concaveconvex structure arranging separately with described gram force axle.
7. fan head swinging mechanism according to claim 6, it is characterized in that, it is protruding that described gram force cylinder is provided with gram force, and described gram force axle is provided with gram force dish, it is recessed that described gram force dish is provided with gram force, and described gram force cylinder and described gram force axle are protruding and described gram force is recessed coordinates by described gram force.
8. fan head swinging mechanism according to claim 4, it is characterized in that, described gram force jacket casing has the first spring, the two ends of described the first spring prop up respectively top and the described gram force cylinder of described gear-box, described gram force axle sleeve has the second spring, the two ends of described the second spring prop up respectively bottom and the described gram force axle of described gear-box, and described gram force cylinder and described gram force axle are by described the first spring and described the second spring compression.
9. fan head swinging mechanism according to claim 1, it is characterized in that, the two ends of described connecting rod are respectively arranged with rotating the first flake and the second flake, and described the first flake is connected with described crankwheel, and described the second flake is connected with described motor support axle sleeve.
10. a fan, is characterized in that, comprises fan base and fan head, and described fan head comprises flabellum and safety cover, and described fan also comprises fan head swinging mechanism as in one of claimed in any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420240651.3U CN203835765U (en) | 2014-05-12 | 2014-05-12 | Fan oscillating mechanism and fan with fan oscillating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420240651.3U CN203835765U (en) | 2014-05-12 | 2014-05-12 | Fan oscillating mechanism and fan with fan oscillating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203835765U true CN203835765U (en) | 2014-09-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420240651.3U Expired - Lifetime CN203835765U (en) | 2014-05-12 | 2014-05-12 | Fan oscillating mechanism and fan with fan oscillating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203835765U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939372A (en) * | 2014-05-12 | 2014-07-23 | 慈溪市耶尼西环保科技有限公司 | Fan oscillation mechanism and fan with fan oscillation mechanism |
-
2014
- 2014-05-12 CN CN201420240651.3U patent/CN203835765U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939372A (en) * | 2014-05-12 | 2014-07-23 | 慈溪市耶尼西环保科技有限公司 | Fan oscillation mechanism and fan with fan oscillation mechanism |
| CN103939372B (en) * | 2014-05-12 | 2017-01-18 | 慈溪市耶尼西环保科技有限公司 | Fan oscillation mechanism and fan with fan oscillation mechanism |
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| C14 | Grant of patent or utility model | ||
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