CN105201886A - Automatic-opening/closing electric fan - Google Patents
Automatic-opening/closing electric fan Download PDFInfo
- Publication number
- CN105201886A CN105201886A CN201510666977.1A CN201510666977A CN105201886A CN 105201886 A CN105201886 A CN 105201886A CN 201510666977 A CN201510666977 A CN 201510666977A CN 105201886 A CN105201886 A CN 105201886A
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- China
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- metal
- bearing
- slewing gear
- connecting plate
- axle center
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Abstract
The invention discloses an automatic-opening/closing electric fan which comprises a main body and a metal rotator, wherein an axle center is arranged in the metal rotator; the axle center is connected with an axle center through hole in a connecting plate; the axle center is connected with a bearing which is matched with the inside of the metal rotator; the metal rotator is provided with an annular groove on the periphery of the bearing position; the outer edge of the annular groove is provided with a cambered locating groove; a locating pin is arranged in the cambered locating groove; the locating pin penetrates through a locating pin hole and is connected with the connecting plate; the outer edge of the metal rotator is provided with gear teeth; and the gear teeth are connected with an elastic part, which is arranged in the annular groove inside the metal rotator, through a synchronous belt. The automatic-opening/closing electric fan is scientific and reasonable in structural design and convenient for mounting. Compared with the basic structure of the existing like product, the automatic-opening/closing electric fan disclosed by the invention is provided with a plurality of elastic units, has very excellent synchronism and stability in the operating process, and is balanced without abnormal sound in the working process.
Description
Technical field
The invention belongs to ceiling fan blade can the technical field of structures of opening and closing automatically, is specifically related to a kind of opening and closing electric fan automatically.
Background technique
Electric fan is called for short electric fan, also referred to as fan, ventilating fan, is that one utilizes motoring flabellum to rotate, and reaches the household electric appliance making air accelerate circulation, is mainly used in cooling and heatstroke-eliminating and ventilating air.Be widely used in family, office, shop, hospital and hotels and other places.Electric fan is primarily of parts compositions such as fan head, fan blade, guard and control gear.Fan head comprises motor, front and rear cover and wind pushing mechanism etc. of shaking the head.The critical piece of electric fan is: Wechselstrommotor.Its working principle is: hot-wire coil is stressed and rotate in magnetic field.Electric energy conversion is mechanical energy, and simultaneously due to coil resistance, therefore inevitably some electric energy will be converted into heat energy.The basic structure of existing similar-type products is equipped with a set of elastic device, but there is certain defect to the design of synchronism and stability, uneven in working procedure, has abnormal sound, and respective outer side edges shortcoming rationality, install complicated.
Summary of the invention
The object of the present invention is to provide a kind of opening and closing electric fan automatically, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technological scheme: a kind of opening and closing electric fan automatically, comprise main body and metal slewing gear, described main body is suspended on suspension bracket by suspension rod connection, motor in described main body and connecting plate are connected with group, axle center is provided with in described metal slewing gear, described axle center is fixedly connected with bearing by bearing retainer, bore a hole with the axle center on bearing baffle and be connected in described axle center, and the axis hole inside be fixed on by fixed block on connecting plate, bearing is placed in the bearing position in slewing gear blade board, described bearing baffle is fixedly connected with fixed dam screw hole through perforation by bearing baffle retaining screw, the inside of described slewing gear blade board is provided with bearing, the bearing matched with metal slewing gear inside in described axle center is connected, described metal slewing gear is provided with annular groove in bearing position periphery, described annular groove outer rim is provided with arc positioning groove, locating stud is provided with in described arc positioning groove, described locating stud is connected with group through positioning pin hole and connecting plate, described metal slewing gear outer rim is provided with gear tooth, the elastic component of described gear tooth by being provided with in inside ringed groove in synchronous belt connection metal slewing gear, described elastic component one end is connected with metal slewing gear, the other end is fixedly connected with connecting plate.
Preferably, the gear tooth of described synchronous belt and the gear tooth precision-fit of metal slewing gear.
Preferably, the elastic component of described metal slewing gear is torsion spring, and described torsion spring is fixedly connected with connecting plate by torsion spring fixed hole.
Preferably, described metal slewing gear is provided with tulwar type blade, the shape after tulwar type blade folds is rounded, and the diameter of circle is corresponding with the diameter of track under connecting plate rotary state.
Technique effect of the present invention and advantage: this automatic opening and closing fan structure design science is reasonable, easy for installation; Basic structure than existing similar-type products is provided with overlaps elastic device more, and in running, synchronism and stability are very excellent, balance in working procedure, have no abnormal sound.
Accompanying drawing explanation
Fig. 1: body portion Butut;
Fig. 2: metal slewing gear main body exploded view;
Fig. 3: invention folds plan view;
Fig. 4: metal slewing gear plan view;
Fig. 5: plan view is opened in invention.
In figure: 1 main body, 11 suspension rods, 12 motors, 13 suspension brackets, 2 connecting plates, 21 axis holes, 22 positioning pin holes, 23 torsion spring fixed holes, 3 metal slewing gears, 31 fixed blocks, 32 locating studs, 33 bearing baffles, 331 bearing baffle retaining screws, 332 perforation, 333 axle center perforation, 34 axle center, 35 bearings, 36 bearing retainer, 37 elastic components, 38 slewing gear blade boards, 381 arc positioning grooves, 382 annular grooves, 383 bearing positions, 384 fixed dam screw holes, 385 blade retaining screws, 386 gear teeth, 4 synchronous belts, 5 tulwar type blades.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technological scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The invention provides the automatic opening and closing electric fan of one as Figure 1-5, comprise main body 1 and metal slewing gear 3, described main body 1 is suspended on suspension bracket 13 by suspension rod 11 connection, motor 12 in described main body 1 is connected with group with connecting plate 2, described metal slewing gear 3 is provided with tulwar type blade 5, shape after tulwar type blade 5 folds is rounded, and the diameter of circle is corresponding with the diameter of track under connecting plate 2 rotary state, axle center 34 is provided with in described metal slewing gear 3, described axle center 34 is fixedly connected with bearing 35 by bearing retainer 36, bore a hole and 333 to be connected in described axle center 34 and the axle center on bearing baffle 33, and axis hole 21 inside be fixed on by fixed block 31 on connecting plate 2, bearing 35 is placed in the bearing position 383 in slewing gear blade board 38, described bearing baffle 33 is fixedly connected with fixed dam screw hole 384 through perforation 332 by bearing baffle retaining screw 331, the inside of described slewing gear blade board 38 is provided with bearing 35, the bearing 35 matched with metal slewing gear 3 inside in described axle center 34 is connected, described metal slewing gear 3 is provided with annular groove 382 in bearing 35 periphery, described annular groove 382 outer rim is provided with arc positioning groove 381, locating stud 32 is provided with in described arc positioning groove 381, described locating stud 32 is connected with group through positioning pin hole 22 and connecting plate 2, described metal slewing gear 3 outer rim is provided with gear tooth 386, the elastic component 37 of described gear tooth 386 by being provided with in synchronous belt 4 connection metal slewing gear 3 li of inside ringed grooves 382, described elastic component 37 one end is connected with metal slewing gear 3, the other end is fixedly connected with connecting plate 2, the elastic component 37 of described metal slewing gear 3 is torsion spring, described torsion spring is fixedly connected with connecting plate 2 by torsion spring fixed hole 23, the gear tooth of described synchronous belt 4 and gear tooth 386 precision-fit of metal slewing gear 3.
Refer to shown in Fig. 1, the automatic opening and closing electric fan of one provided by the invention, be made up of automatic opening and closing electric fan main body 1, connecting plate 2, slewing gear 3, synchronous belt 4, tulwar type blade 5, wherein opening and closing electric fan main body 1 is suspended on suspension bracket 13 by suspension rod 11 connection automatically, motor 12 in main body 1 is connected with group with connecting plate 2, after connecting plate 2 and 12 groups, motor connect, the several metal slewing gears 3 be provided with in this connecting plate 2 the other end edge are connected with axis hole 21.
Slewing gear 3 is as Fig. 2, shown in Fig. 4, shown slewing gear 3 is connected to axis hole 21 place of connecting plate 2, axle center 34 and fixed block 31 are connected with group and are fixed on connecting plate 2, upper end and the bearing 35 in axle center 34 are connected with group, bearing 35 is connected with bearing position 383, and connect with axle center 34 in bearing baffle 33 through axle center perforation 333, and be connected with group by perforation 332 and fixed dam screw hole 384 with fixed block 31, and with fixed block 31 with axle center 34 phase interlocking and rigid bearing 35, elastic component 37 is provided with again and fixing upper end in 382 annular grooves, this elastic component is torsion spring, the other end is fixed on connecting plate 23 torsion spring fixed hole, fixing pin 32 is provided with again in the inside of positioning pin hole 22, separately making rotation accept arc positioning groove 381 is arranged in arc positioning groove 381 for locating stud 32, slewing gear 3 outer rim is provided with gear tooth 386, synchronous belt 4 is connected with all slewing gears, tulwar type blade 5 is located at the top of each slewing gear, and be connected with group with blade retaining screw 385, and when there is no powered rotation, the rounded state of tulwar type blade 5 is superimposed, the track diameter of walking when the diameter of circular state rotates with connecting plate 2 is corresponding.
The corresponding metal slewing gear 3 being provided with the connection of tulwar type blade can be driven together to rotate when tulwar type blade 5 outwards launches, when metal slewing gear 3 rotates, the one end be located in the elastic component 37 in 382 annular grooves is fixed in slewing gear blade board 38, the other end is fixed on torsion spring fixed hole 23, by rotation spring, rotation pulls, torsion spring is in energy accumulating state and makes tulwar type blade 5 be in open configuration, simultaneously, be located at the synchronous belt 4 between slewing gear blade board 38, under the acting in conjunction of synchronous belt 4 gear tooth and metal slewing gear 3 gear tooth 386, tulwar type blade 5 is stablized, synchronous expansion glibly, asynchronous generation speed is avoided to differ, abnormal sound, swing, the situation of collision.
Refer to Fig. 3, Fig. 4 in addition, after the motor 12 of automatic opening and closing electric fan main body 1 stops operating, opening of tulwar type blade 5 makes elastic device torsion spring be in energy accumulating state, and when motor stops the rotation, centrifugal force disappears, and elastic device torsion spring release accumulation of energy, slewing gear is made to revert to state of rest with tulwar type blade 5, simultaneously, under the effect that synchronous belt 4 drives, tulwar type blade 5 is stablized, and smoothness is synchronously returned to state of rest.
Lay special stress on, slewing gear critical piece used in the present invention, elastic device torsion spring, and make the synchronous smooth stable synchronous belt 4 of opening and closing, particularly synchronous belt 4 uses on multiple mechanical device, and synchronism, the benefit of precision stability is obvious to all, and has essence effect in installation, maintenance and use popularity
Last it is noted that the foregoing is only the preferred embodiments of the present invention; be not limited to the present invention; although with reference to previous embodiment to invention has been detailed description; for a person skilled in the art; it still can be modified to the technological scheme described in foregoing embodiments; or equivalent replacement is carried out to wherein portion of techniques feature; within the spirit and principles in the present invention all; any amendment of doing, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. an automatic opening and closing electric fan, comprise main body (1) and metal slewing gear (3), described main body (1) is suspended on suspension bracket (13) by suspension rod (11) connection, motor (12) in described main body (1) and connecting plate (2) are connected with group, it is characterized in that: in described metal slewing gear (3), be provided with axle center (34), described axle center (34) is fixedly connected with bearing (35) by bearing retainer (36), described axle center (34) and the axle center on bearing baffle (33) bore a hole (333) be connected, and axis hole (21) inside be fixed on by fixed block (31) on connecting plate (2), bearing (35) is placed in the bearing position (383) in slewing gear blade board (38), described bearing baffle (33) is fixedly connected with fixed dam screw hole (384) through perforation (332) by bearing baffle retaining screw (331), the inside of described slewing gear blade board (38) is provided with bearing (35), the bearing (35) matched in described axle center (34) and metal slewing gear (3) inside is connected, described metal slewing gear (3) is provided with annular groove (382) in bearing (35) periphery, described annular groove (382) outer rim is provided with arc positioning groove (381), locating stud (32) is provided with in described arc positioning groove (381), described locating stud (32) is connected with group through positioning pin hole (22) and connecting plate (2), described metal slewing gear (3) outer rim is provided with gear tooth (386), the elastic component (37) of described gear tooth (386) by being provided with in synchronous belt (4) connection metal slewing gear (3) inner inside ringed groove (382), described elastic component (37) one end is connected with metal slewing gear (3), the other end is fixedly connected with connecting plate (2).
2. the automatic opening and closing electric fan of one according to claim 1, is characterized in that: the gear tooth of described synchronous belt (4) and gear tooth (386) precision-fit of metal slewing gear (3).
3. the automatic opening and closing electric fan of one according to claim 1, is characterized in that: the elastic component (37) of described metal slewing gear (3) is torsion spring, and described torsion spring is fixedly connected with connecting plate (2) by torsion spring fixed hole (23).
4. the automatic opening and closing electric fan of one according to claim 1, it is characterized in that: described metal slewing gear (3) is provided with tulwar type blade (5), shape after tulwar type blade (5) folds is rounded, and the diameter of circle is corresponding with the diameter of track under connecting plate (2) rotary state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510666977.1A CN105201886A (en) | 2015-10-16 | 2015-10-16 | Automatic-opening/closing electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510666977.1A CN105201886A (en) | 2015-10-16 | 2015-10-16 | Automatic-opening/closing electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105201886A true CN105201886A (en) | 2015-12-30 |
Family
ID=54949764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510666977.1A Pending CN105201886A (en) | 2015-10-16 | 2015-10-16 | Automatic-opening/closing electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105201886A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7153100B2 (en) * | 2004-12-23 | 2006-12-26 | Fanimation, Inc. | Ceiling fan with retractable fan blades |
| CN201627757U (en) * | 2010-01-12 | 2010-11-10 | 胡建洪 | Synchronous centrifugal unfolding fan |
| CN201723495U (en) * | 2010-05-21 | 2011-01-26 | 立原家电股份有限公司 | Synchronous folding and unfolding structure for wing spreading window |
| TW201200739A (en) * | 2010-06-25 | 2012-01-01 | Martec Pty Ltd | Ceiling fan |
| CN202811511U (en) * | 2012-09-18 | 2013-03-20 | 胡建洪 | Spreading fan structure |
| CN204419636U (en) * | 2014-12-15 | 2015-06-24 | 戴达友 | A kind of centrifugal exhibition blade fan |
| CN204458428U (en) * | 2015-01-09 | 2015-07-08 | 周道卿 | Novel Volant is fanned |
| CN204692133U (en) * | 2015-05-27 | 2015-10-07 | 沈添旺 | A kind of extended position ceiling fan |
| CN205117764U (en) * | 2015-10-16 | 2016-03-30 | 何庆旺 | Automatic open and close electric fan |
-
2015
- 2015-10-16 CN CN201510666977.1A patent/CN105201886A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7153100B2 (en) * | 2004-12-23 | 2006-12-26 | Fanimation, Inc. | Ceiling fan with retractable fan blades |
| CN201627757U (en) * | 2010-01-12 | 2010-11-10 | 胡建洪 | Synchronous centrifugal unfolding fan |
| CN201723495U (en) * | 2010-05-21 | 2011-01-26 | 立原家电股份有限公司 | Synchronous folding and unfolding structure for wing spreading window |
| TW201200739A (en) * | 2010-06-25 | 2012-01-01 | Martec Pty Ltd | Ceiling fan |
| CN202811511U (en) * | 2012-09-18 | 2013-03-20 | 胡建洪 | Spreading fan structure |
| CN204419636U (en) * | 2014-12-15 | 2015-06-24 | 戴达友 | A kind of centrifugal exhibition blade fan |
| CN204458428U (en) * | 2015-01-09 | 2015-07-08 | 周道卿 | Novel Volant is fanned |
| CN204692133U (en) * | 2015-05-27 | 2015-10-07 | 沈添旺 | A kind of extended position ceiling fan |
| CN205117764U (en) * | 2015-10-16 | 2016-03-30 | 何庆旺 | Automatic open and close electric fan |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151230 |