CN105180441A - Swinging head mechanism of fan heater - Google Patents
Swinging head mechanism of fan heater Download PDFInfo
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- CN105180441A CN105180441A CN201410802632.XA CN201410802632A CN105180441A CN 105180441 A CN105180441 A CN 105180441A CN 201410802632 A CN201410802632 A CN 201410802632A CN 105180441 A CN105180441 A CN 105180441A
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Abstract
The invention discloses a swinging head mechanism of a fan heater. The swinging head mechanism comprises a top cover, a rotating main body and a base. The rotating main body is internally provided with a rotating support, a speed reducing motor, a cam and a connecting rod, and further provided with a rotating shaft and a bearing A. A disc is fixed to the base. The thread end of the speed reducing motor and the thread end of the rotating shaft are fixed to the rotating support, the cam is fixed to the speed reducing motor, one end of the connecting rod is fixed to the lower end of the cam, and the other end of the connecting rod is fixed to the disc; and the outer ring of the bearing A is fixed to the disc, and the inner ring of the bearing A is fixed to the rotating shaft. A rolling bearing is installed between the rotating main body and the base, and a supporting device is installed between the top cover and the rotating main body. The swinging head mechanism has the beneficial effects that the hand-pushing shaking phenomenon of the product is overcome, clamping stagnation is relieved, head swinging resistance is reduced, and reliability and competitiveness of the product are improved; and the top cover is fixed when a swinging head rotates and can contain objects, and practicability is improved.
Description
Technical field
The present invention relates to a kind of warm-air drier mechanical part, particularly a kind of oscillating mechanism of warm-air drier.
Background technology
Warm-air drier is a kind of household electrical appliance of warming oneself, and because it has the flames of anger, the advantage such as radiationless, is widely used.Warm-air drier has oscillating mechanism mostly, be conducive to evenly blowing out warm braw, but existing oscillating mechanism turning function existing defects: first, as shown in Figure 1, the rotatable support structure of oscillating mechanism for fan heater is provided with slide plate 1 and lower slide plate 2, and both supporting surfaces are face contact, and resistance is large, higher to the requirement of gear motor, and there is catching phenomenon; The second, the existing rotary support state of oscillating mechanism, determines between rotating main body and base and will have necessarily large fit clearance, thus causes warm-air drier main body section and occurs the phenomenon that hand push can rock; 3rd, existing warm-air drier rotating main body can drive the top cover at its top to rotate together when shaking the head and rotating usually, and placing articles that can not be stable on top cover, lacks practicality.
Summary of the invention
Goal of the invention: for the problems referred to above, the object of this invention is to provide a kind of oscillating mechanism for fan heater, warm-air drier main body can be made to shake the head smooth and easy, operate steadily, and top cover has practicality.
Technical scheme: a kind of oscillating mechanism for fan heater, comprise top cover, rotating main body and base, be provided with in described rotating main body and turn support, gear motor, cam and connecting rod, turn described in described gear motor is fixed on support, described cam is fixed on the turning cylinder of described gear motor, one end of described connecting rod is fixed on the cylinder end face of described lower cam end, it is characterized in that: described base is fixed with disk, and the other end of described connecting rod is fixed on the circular cylinder end face of described disk; Rotating shaft and bearing A is also provided with in described rotating main body, described rotating shaft one end is the end of thread, and one end is cylindrical end, turns on support described in described shaft thread end is fixed on, the inner ring of described rotating shaft cylindrical end and described bearing A is fixed, and outer ring and the described disk circular groove of described bearing A are fixed; Between described rotating main body and described base, rolling bearing is installed; Between described top cover and described rotating main body, bracing or strutting arrangement is installed.
Further, the lower surface of described rotating shaft cylindrical end and the inner ring interference of described bearing A kill to be formed and fix, and form the axial-rotation free degree on base.
Further, described rolling bearing can have two kinds of structures: one is the bearing B be fixedly connected on described rotating main body, described base is fixed with support iron hoop, and described bearing B has rolling rotating distance on described support iron hoop; Two is the bearing C be fixedly connected on described base, and described bearing C has rolling rotating distance in the bottom exterior layer of described rotating main body.
Gear motor starts, power and movement locus is transmitted by cam and connecting rod, because the axial-rotation free degree of rotating shaft is on base, the rotating main body of base upper end is formed rotate, the rolling bearing that rotates through between the two connects, rotary support face is close to linear contact lay, and resistance reduces, and slow down catching phenomenon.When rotating main body rotates, band dynamic bearing B rolls and rotates on support iron hoop, supports iron hoop and can limit the rotational trajectory of bearing B and the panning angle of rotating main body, produce position-limiting action; Or when rotating main body rotates, bearing C rolls rotation in the bottom exterior layer of rotating main body, and the bottom exterior layer of rotating main body is provided with the swing-around trajectory identical with supporting iron hoop effect, also can produce position-limiting action, significantly minimizing rotating main body rock gap.
Further, described bracing or strutting arrangement comprises nut A, support A, nut B, support B and support link; Described support A is fixed on described rotating main body, described support B is fixed on described base, described support link is positioned at the center of described rotating main body, and vertically run through described support A and described support B, the upper end of described support link is fixed by described nut A and described top cover, and its lower end is fixed by described nut B and described support B.When rotating main body rotates, support link is positioned at the center of rotating main body, there is gap between the two and non-interference, support B is fixed on base, and lower end and the support B of support link fix, and its upper end and top cover are fixed, base maintains static, and support link and top cover also maintain static dynamic.
Described support link has one at least.
Beneficial effect: compared with prior art, advantage of the present invention is: first, oscillating mechanism for fan heater adopts bearing, make rotary support face between base and rotating main body close to linear contact lay, reduce the resistance of shaking the head of product, slow down catching phenomenon, relatively reduce the requirement to other accessories, also relatively improve the service life of product simultaneously; The second, reduction resistance while and limited location effect, improve the hand push shaking phenomenon of product, the reliability that having taken into account shakes the head turns to, improve the competitiveness of product; 3rd, fittable slackening device between top cover and rotating main body, rotating main body is shaken the head rotation, and top cover maintains static, can steady placing articles on top cover, adds practicality.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing oscillating mechanism for fan heater in background technology;
Fig. 2 is the structural representation of embodiment 1;
Fig. 3 is the partial enlarged view I in Fig. 2;
Fig. 4 is the fragmentary isometric views of Fig. 3;
Fig. 5 is the partial enlarged view II in Fig. 2;
Fig. 6 is the structural representation of embodiment 2;
Fig. 7 is the partial enlarged view III in Fig. 6.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, these embodiments should be understood only be not used in for illustration of the present invention and limit the scope of the invention, after having read the present invention, the amendment of those skilled in the art to the various equivalent form of value of the present invention has all fallen within the application's claims limited range.
As shown in Figure 2-4, a kind of oscillating mechanism for fan heater, comprise top cover 1, rotating main body 2 and base 3, be provided with in rotating main body 2 and turn support 4, gear motor 5, cam 6 and connecting rod 7, also be provided with rotating shaft 9 and bearing A10 in rotating main body simultaneously, rotating main body 2 is fixed with bearing B11, base 3 is fixed with disk 8 and supports iron hoop 12.One end of rotating shaft 9 is the end of thread, and the other end is cylindrical end, and the end of thread of gear motor 5 and rotating shaft 9 is all fixed on and turns on support 4; Cam 6 is fixed on the turning cylinder of gear motor 5; One end of connecting rod 7 is fixed on the cylinder end face of cam 6 lower end, and the other end is fixed on the circular cylinder end face of disk 8; Outer ring and disk 8 circular groove of bearing A10 are fixed, and the cylindrical end lower surface interference of inner ring and rotating shaft 9 kills.
The major function of bearing is supported mechanical rotary body, reduces the mechanical load coefficient of friction of plant equipment in transmission process.Gear motor 5 starts, power and movement locus is transmitted by cam 6 and connecting rod 7, because rotating shaft 9 and the interference of bearing A10 inner ring kill, form an axial-rotation free degree on the base 3, the rotating main body 2 of base 3 upper end is formed rotate, the bearing B11 that rotates through between the two connects, and rotary support face is close to linear contact lay, reduce resistance of shaking the head, also slow down catching phenomenon; Bearing B11 also rolls and rotates on support iron hoop 12 simultaneously, support the ring plate that iron hoop 12 is two circular arcs axisymmetric relative to rotating shaft 9, the rotational trajectory of bearing B11 and the panning angle of rotating main body 2 can be limited, produce position-limiting action, what decrease rotating main body 2 rocks gap, the reliability that improve shakes the head turns to.
As shown in accompanying drawing 2,5, rotating main body 2 internal fixtion has support A15, base 3 is fixed with support B17, in rotating main body 2, center is provided with at least one support link 18, and vertically run through support A15 and support B17, the upper end of support link 18 is fixed by nut A14 and top cover 1, its lower end is fixed by nut B16 and support B17, support A15 is the fixed support point that support link 18 is passed, support B17 can the lower end of fixed support connecting rod 18, and support A15 and support B17 determines the linearity of support link 18.When rotating main body 2 rotates, because support link 18 is positioned at the center of rotating main body 2, there is enough gaps between the two and non-interference, support B17 fixes on the base 3, and base 3 is fixed, therefore the support link 18 fixing with support B17, and fixing top cover 1 does not also all rotate with support link 18, achieve rotating main body 2 to shake the head rotation, and top cover 1 maintains static.Can steady placing articles on top cover 1, add the practicality of product.
Embodiment 2
As shown in accompanying drawing 6-7, substantially the same manner as Example 1, difference is: base 3 fixedly mounts bearing C13, and the bottom exterior layer of rotating main body 2 offers the swing-around trajectory caved inward, and the effect of swing-around trajectory is identical with support iron hoop 12, when rotating main body 2 rotates, bearing C13 rolls along swing-around trajectory and rotates, and the rotational trajectory of swing-around trajectory restriction bearing C13 and the panning angle of rotating main body 2, produce position-limiting action, what decrease rotating main body 2 rocks gap, the reliability that improve shakes the head turns to; The bearing C13 that rotates through between rotating main body 2 and base 3 connects, and rotary support face, close to linear contact lay, reduces resistance of shaking the head, and also slow down catching phenomenon.
Claims (6)
1. an oscillating mechanism for fan heater, comprise top cover (1), rotating main body (2) and base (3), be provided with in described rotating main body (2) and turn support (4), gear motor (5), cam (6) and connecting rod (7), turn on support (4) described in described gear motor (5) is fixed on, described cam (6) is fixed on the turning cylinder of described gear motor (5), one end of described connecting rod (7) is fixed on the cylinder end face of described cam (6) lower end, it is characterized in that: described base (3) is fixed with disk (8), the other end of described connecting rod (7) is fixed on the circular cylinder end face of described disk (8), rotating shaft (9) and bearing A (10) is also provided with in described rotating main body (2), described rotating shaft (9) one end is the end of thread, one end is cylindrical end, turn on support (4) described in described rotating shaft (9) end of thread is fixed on, the inner ring of described rotating shaft (9) cylindrical end and described bearing A (10) is fixed, and outer ring and described disk (8) circular groove of described bearing A (10) are fixed, between described rotating main body (2) and described base (3), rolling bearing is installed, between described top cover (1) and described rotating main body (2), bracing or strutting arrangement is installed.
2. a kind of oscillating mechanism for fan heater according to claim 1, is characterized in that: the lower surface of described rotating shaft (9) cylindrical end and the inner ring interference of described bearing A (10) kill to be formed and fix.
3. a kind of oscillating mechanism for fan heater according to claim 1, it is characterized in that: described rolling bearing is the bearing B (11) be fixedly connected on described rotating main body (2), described base (3) is fixed with and supports iron hoop (12), described bearing B (11) has rolling rotating distance on described support iron hoop (12).
4. a kind of oscillating mechanism for fan heater according to claim 1, it is characterized in that: described rolling bearing is the bearing C (13) be fixedly connected on described base (3), and described bearing C (13) has rolling rotating distance in the bottom exterior layer of described rotating main body (2).
5. a kind of oscillating mechanism for fan heater according to claim 1, is characterized in that: described bracing or strutting arrangement comprises nut A (14), support A (15), nut B (16), support B (17) and support link (18); Described support A (15) is fixed on described rotating main body (2), described support B (17) is fixed on described base (3), described support link (18) is positioned at the center of described rotating main body (2), and vertically run through described support A (15) and described support B (17), the upper end of described support link (18) is fixed by described nut A (14) and described top cover (1), and its lower end is fixed by described nut B (16) and described support B (17).
6. a kind of oscillating mechanism for fan heater according to claim 5, is characterized in that: described support link (18) has one at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410802632.XA CN105180441B (en) | 2014-12-22 | 2014-12-22 | A kind of oscillating mechanism for fan heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410802632.XA CN105180441B (en) | 2014-12-22 | 2014-12-22 | A kind of oscillating mechanism for fan heater |
Publications (2)
| Publication Number | Publication Date |
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| CN105180441A true CN105180441A (en) | 2015-12-23 |
| CN105180441B CN105180441B (en) | 2017-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410802632.XA Active CN105180441B (en) | 2014-12-22 | 2014-12-22 | A kind of oscillating mechanism for fan heater |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106762755A (en) * | 2017-02-20 | 2017-05-31 | 卢碧莲 | Intelligent air processing unit |
| CN107218239A (en) * | 2017-05-31 | 2017-09-29 | 广东美的环境电器制造有限公司 | Oscillating mechanism and the blowing device with it |
| WO2019085410A1 (en) * | 2017-11-01 | 2019-05-09 | 广东美的环境电器制造有限公司 | Oscillating mechanism and fan heater |
| CN110142107A (en) * | 2019-05-21 | 2019-08-20 | 西华大学 | A kind of bilayer ball grinder |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57136049A (en) * | 1981-02-17 | 1982-08-21 | Matsushita Electric Ind Co Ltd | Hot-air fan |
| CN201014739Y (en) * | 2007-01-11 | 2008-01-30 | 艾美特电器（深圳）有限公司 | Wind blowing and warming dual-purpose device |
| CN101776307A (en) * | 2010-01-29 | 2010-07-14 | 美的集团有限公司 | Head shaking structure of warmer |
| CN102032669A (en) * | 2010-12-24 | 2011-04-27 | 施军达 | Warm fan with tower-shaped structure |
| CN102538204A (en) * | 2012-02-14 | 2012-07-04 | 广东美的环境电器制造有限公司 | Head shaking mechanism of warm air blower |
| CN204513774U (en) * | 2014-12-22 | 2015-07-29 | 江苏美佳马达有限公司 | A kind of oscillating mechanism for fan heater |
-
2014
- 2014-12-22 CN CN201410802632.XA patent/CN105180441B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57136049A (en) * | 1981-02-17 | 1982-08-21 | Matsushita Electric Ind Co Ltd | Hot-air fan |
| CN201014739Y (en) * | 2007-01-11 | 2008-01-30 | 艾美特电器（深圳）有限公司 | Wind blowing and warming dual-purpose device |
| CN101776307A (en) * | 2010-01-29 | 2010-07-14 | 美的集团有限公司 | Head shaking structure of warmer |
| CN102032669A (en) * | 2010-12-24 | 2011-04-27 | 施军达 | Warm fan with tower-shaped structure |
| CN102538204A (en) * | 2012-02-14 | 2012-07-04 | 广东美的环境电器制造有限公司 | Head shaking mechanism of warm air blower |
| CN204513774U (en) * | 2014-12-22 | 2015-07-29 | 江苏美佳马达有限公司 | A kind of oscillating mechanism for fan heater |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106762755A (en) * | 2017-02-20 | 2017-05-31 | 卢碧莲 | Intelligent air processing unit |
| CN107218239A (en) * | 2017-05-31 | 2017-09-29 | 广东美的环境电器制造有限公司 | Oscillating mechanism and the blowing device with it |
| CN107218239B (en) * | 2017-05-31 | 2020-03-27 | 广东美的环境电器制造有限公司 | Oscillating mechanism and air supply equipment with same |
| WO2019085410A1 (en) * | 2017-11-01 | 2019-05-09 | 广东美的环境电器制造有限公司 | Oscillating mechanism and fan heater |
| CN110142107A (en) * | 2019-05-21 | 2019-08-20 | 西华大学 | A kind of bilayer ball grinder |
| CN110142107B (en) * | 2019-05-21 | 2024-03-29 | 西华大学 | Double-deck ball-milling jar |
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| Publication number | Publication date |
|---|---|
| CN105180441B (en) | 2017-09-05 |
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