CN222046217U - Electronic fan - Google Patents

Abstract

The utility model relates to the field of fans, and discloses an electronic fan, comprising a turntable and a plurality of fan blades, wherein plug-in blocks are respectively arranged below the plurality of fan blades, plug-in slots having the same number as the plug-in blocks and for inserting the plug-in blocks are circumferentially arranged on the outer wall of the turntable, a limiting slot connected to the plug-in slot at one end thereof and a limiting plate embedded in the limiting slot, wherein the number of the limiting slots and the limiting plates is the same as the number of the fan blades, and a lifting component for driving the limiting plate to rise to limit the sliding of the plug-in block in the plug-in slot and to descend to allow the plug-in block to slide in the plug-in slot is arranged on the turntable, and the mechanism can drive the limiting plate to be partially inserted into the plug-in slot through the provided lifting component to limit the plug-in block in the plug-in slot or retract to the limiting slot to allow the plug-in block to slide in the plug-in slot, thereby realizing the assembly and disassembly between the fan blades and the turntable.

Description

Electronic fan

Technical Field

The present disclosure relates to fans, and particularly to an electronic fan.

Background

The fan is a household appliance which uses a motor to drive the fan blades to rotate so as to accelerate the circulation of air, and is mainly used for cooling and relieving summer heat and circulating air. Widely used in families, classrooms, offices, shops, hospitals, hotels and other places.

The chinese patent with the bulletin number CN213088325U discloses a detachable cooling fan blade, which comprises a fan outer frame, the inside fixedly connected with fixed column of fan outer frame, the one end fixedly connected with motor of fan outer frame is kept away from to the fixed column, the output fixedly connected with carousel of motor, the bottom fixedly connected with electric wire of motor, one side fixedly connected with card frame of carousel, the draw-in groove has been seted up to one side of card frame, the inside fixedly connected with fixture block of draw-in groove, at the top fixedly connected with flabellum of fixture block, peg graft in one side of fixture block has fixing bolt, fixing bolt's surface threaded connection has nut and locknut.

When the fan blades in the structure are required to be mounted on the turntable, the clamping blocks below the fan blades are required to be inserted into the clamping grooves on the turntable, then the fixing bolts penetrate through the clamping blocks and the clamping frames, then the nuts and the locknuts are screwed into the fixing bolts, at the moment, one fan blade can be mounted on the turntable, and then the steps are repeated to mount other fan blades on the turntable; when the flabellum need be dismantled from the carousel, can be earlier with locknut and nut follow fixing bolt and unscrew again fixing bolt takes off, just can dismantle the flabellum from the carousel this moment, but need use rotatory a plurality of nuts and a plurality of locknut of instrument at the in-process of flabellum dismouting to lead to the dismouting of flabellum comparatively consuming time.

Disclosure of utility model

Aiming at the defect that in the prior art, when the fan blade is dismounted, a plurality of nuts and locknuts are required to be rotated by using a tool, so that the dismounting of the fan blade is time-consuming, the utility model provides the electronic fan with simple and efficient fan blade mounting.

In order to solve the technical problems, the utility model is solved by the following technical scheme:

The utility model provides an electronic fan, includes carousel and a plurality of flabellum, is provided with the spliced block respectively below a plurality of flabellums, circumference be provided with on the carousel outer wall with spliced block quantity the same and supply spliced block to insert the spliced groove wherein set up on the carousel and be used for reducing the spliced block that inserts in the spliced groove from the first anticreep part of spliced inslot probability, first anticreep part includes the spacing groove that one end that sets up on the carousel is connected with the spliced groove and inlays the limiting plate of establishing in the spacing groove, the quantity and the flabellum quantity of spacing groove, limiting plate are the same, are provided with on the carousel and are used for driving the limiting plate to rise and carry out spacing, descend the lifting unit that supplies the spliced block to slide in the spliced groove after the slippage in the spliced groove.

By adopting the scheme, the limiting plate can be driven to lift through the lifting part, when the fan blade is required to be mounted on the rotary table, the lifting part can be used for driving the limiting plate to descend to open the opening of the inserting groove, then the inserting block below the fan blade is inserted into the inserting groove on the rotary table, and finally the lifting part is used for driving the limiting plate to ascend to close the opening of the inserting groove, so that the mounting between the fan blade and the rotary table can be completed, and the mounting efficiency of the fan blade is improved.

Preferably, the lifting part comprises a mounting hole recessed in the middle of the rotary disc, one ends, away from the inserting grooves, of the limiting grooves are mutually communicated with the mounting hole, a rotary disc is arranged in the mounting hole, a pushing part for pushing the limiting plate to lift when the rotary disc rotates is arranged between the rotary disc and the limiting plate, and a rotating part for driving the rotary disc to rotate is arranged between the mounting hole and the rotary disc.

By adopting the scheme, the rotating disc can be rotated in the mounting hole through the arranged rotating part, and when the rotating disc rotates, the pushing part arranged between the rotating disc and the limiting plate can drive the limiting plate to be locally inserted into the inserting groove or completely retracted into the limiting groove, so that the disassembly and assembly between the fan blade and the rotating disc are realized.

Preferably, the pushing component comprises first semicircular grooves which are circumferentially arranged on the outer wall of the rotating disk, the number and the positions of the pushing component are opposite to those of the limiting plates, second semicircular grooves with the diameters smaller than those of the first semicircular grooves are respectively arranged between every two first semicircular grooves, one end, away from the inserting groove, of the limiting plate is provided with a semicircular plate which can be locally inserted into the first semicircular groove or the second semicircular groove, and when the semicircular plate moves into the first semicircular groove, the limiting plate retracts into the limiting groove; when the semicircular plate moves into the second semicircular groove, the limiting plate partially extends out of the limiting groove and is inserted into the inserting groove.

By adopting the scheme, the semicircular plates on the limiting plates can be switched in the first semicircular groove and the second semicircular groove on the rotating disc by rotating the rotating disc in the mounting hole, when the fan blades are required to be mounted on the rotating disc, the rotating disc can be rotated, the semicircular plates on the limiting plates can be moved into the first semicircular groove on the rotating disc, the limiting plates can retract into the limiting grooves, at the moment, the inserting blocks below the fan blades can be sequentially inserted into the rotating disc and then in different inserting grooves, then the rotating disc can be rotated again, the semicircular plates on the limiting plates can be moved into the second semicircular groove on the rotating disc, at the moment, the limiting plates can be locally inserted and extend out of the limiting grooves and are inserted into the inserting grooves, the inserting blocks inserted into the inserting grooves can not be continuously moved in the inserting grooves, and accordingly the mounting between the fan blades and the rotating disc is achieved, and the mounting efficiency of the fan blades is improved.

Preferably, one end of the limiting groove, which is close to the inserting groove, is provided with a rebound part which drives the limiting plate to retract into the limiting groove when the semicircular plate moves from the second semicircular groove to the first semicircular groove, and the rebound part comprises a traction plate arranged on the limiting plate, a storage groove which is arranged in the limiting groove and used for being partially inserted when the traction plate retracts, and a tension spring of which the two ends are respectively connected with the traction plate and the bottom of the storage groove.

By adopting the scheme, through the tension spring, when the semicircular plate on the limiting plate moves from the second semicircular groove to the first semicircular groove, the limiting plate which is pulled to partially extend out of the limiting groove and inserted into the groove is retracted into the limiting groove, and at the moment, the inserting block can move in the inserting groove, so that the fan blade is detached from the turntable.

Preferably, the rotating component comprises a rotating shaft arranged in the middle of one end of the rotating disk, which is close to the bottom surface of the mounting hole, a through hole for the rotating shaft to pass through is arranged in the mounting hole, a second anti-falling component for reducing the probability of falling out of the rotating disk from the mounting hole is further arranged at one end of the rotating shaft, which passes through the through hole, and a limiting component for limiting the rotating disk after rotating is arranged between the second anti-falling component and the rotating disk.

By adopting the scheme, the rotating disc can rotate in the mounting hole through the rotating shaft arranged in the perforation, and the pushing component between the rotating plate and the limiting plate can drive the limiting plate to ascend or descend, so that the plug-in block inserted into the plug-in groove can be detached from the plug-in groove or limited in the plug-in groove.

Preferably, the second anti-drop member includes an anti-drop plate having a diameter larger than that of the through hole provided at an end of the rotation shaft penetrating the through hole.

By adopting the scheme, the probability of the rotary disk falling out of the mounting hole can be reduced by arranging the falling-off preventing plate arranged at one end of the rotary shaft penetrating out of the perforation.

Preferably, the limiting component comprises a through groove arranged on the anti-falling plate, a slot which is circumferentially arranged on the turntable and can be opposite to the rotated through groove, and a bolt which can be inserted into the through groove and the slot in an interference manner.

By adopting the scheme, after the plug pin arranged on the rotary disk drives the anti-drop plate, the plug pin penetrates through the through groove on the anti-drop plate and is inserted into the slot on the rotary disk, and at the moment, the plug pin limits the rotary disk and the anti-drop plate, so that the limiting plate is kept in a state of being locally inserted into the inserting groove or is retracted into the inserting groove.

The utility model has the remarkable technical effects due to the adoption of the technical scheme: the limiting plate can be driven to lift through the lifting part, when the fan blade is required to be mounted on the rotary table, the lifting part can be used for driving the limiting plate to descend to open the opening of the inserting groove, then the inserting block below the fan blade is inserted into the inserting groove on the rotary table, and finally the lifting part is used for driving the limiting plate to ascend to close the opening of the inserting groove, so that the mounting between the fan blade and the rotary table can be completed, and the mounting efficiency of the fan blade is improved.

Drawings

Fig. 1 is an isometric view of an electronic fan in the present embodiment;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is an enlarged view at B in FIG. 1;

FIG. 4 is an isometric view of the back plate of the present embodiment when open;

fig. 5 is an enlarged view at C in fig. 4;

FIG. 6 is an isometric view of the rotor in this embodiment;

fig. 7 is an isometric view of the limiting plate in the present embodiment;

Fig. 8 is an enlarged view of D in fig. 7;

fig. 9 is an enlarged view at E in fig. 7;

FIG. 10 is an isometric view of the rotor in this embodiment;

fig. 11 is an enlarged view of F in fig. 10;

Fig. 12 is an isometric view of the rotary table in this embodiment.

The names of the parts indicated by the numerical reference numerals in the above drawings are as follows: 1. a turntable; 2. a fan blade; 3. a plug-in groove; 4. a plug block; 5. a limiting plate; 6. a limit groove; 7. a mounting hole; 8. a rotating disc; 901. a first semicircular groove; 902. a second semicircular groove; 10. a semicircular plate; 11. a pulling plate; 12. a tension spring; 13. a storage groove; 14. a rotating shaft; 15. perforating; 16. an anti-drop plate; 17. a through groove; 18. a slot; 19. a plug pin; 20. a back plate; 21. avoiding the groove.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings and examples.

Examples

1-3, Including carousel 1 and a plurality of flabellum 2, the flabellum is provided with 7 in this embodiment, be provided with plug block 4 respectively in a plurality of flabellums 2 below, circumference is provided with on carousel 1 outer wall with plug block 4 quantity and supplies plug block 4 to insert the jack groove 3 wherein, set up the first anticreep part that is used for reducing plug block 4 that inserts in jack groove 3 from jack groove 3 internal release probability on carousel 1, first anticreep part includes the spacing groove 6 that one end that sets up on carousel 1 is connected with jack groove 3 and the limiting plate 5 of inlaying in spacing groove 6, the quantity of spacing groove 6, limiting plate 5 is the same with flabellum 2 quantity, be provided with on carousel 1 and be used for driving limiting plate 5 to rise and carry out spacing, the lifting element that supplies plug block 4 to slide in jack groove 3 after the decline, limiting plate 5 rises under the drive of lifting element.

Referring to fig. 1-3 and 10, the lifting component comprises a mounting hole 7 recessed in the middle of the turntable 1, one end, away from the inserting groove 3, of a plurality of limiting grooves 6 is mutually communicated with the mounting hole 7, a rotating disk 8 is arranged in the mounting hole 7, a pushing component for pushing the limiting plate 5 to lift when the rotating disk 8 rotates is arranged between the rotating disk 8 and the limiting plate 5, and a rotating component for driving the rotating disk 8 to rotate is arranged between the mounting hole 7 and the rotating disk 8.

Referring to fig. 1-3 and 7-9, the pushing component comprises first semicircular grooves 901 which are circumferentially arranged on the outer wall of the rotary disk 8 and are opposite to the limiting plates 5 in number and position, second semicircular grooves 902 which are smaller than the first semicircular grooves 901 in diameter are respectively arranged between every two first semicircular grooves 901, semicircular plates 10 which can be locally inserted into the first semicircular grooves 901 or the second semicircular grooves 902 are arranged at one end of the limiting plates 5 away from the inserting grooves 3, and when the semicircular plates 10 move into the first semicircular grooves 901, the limiting plates 5 retract into the limiting grooves 6; when the semicircular plate 10 moves into the second semicircular groove 902, the limiting plate 5 partially extends out of the limiting groove 6 and is inserted into the inserting groove 3, one end, close to the inserting groove 3, of the limiting groove 6 is provided with a rebound part which drives the limiting plate 5 to retract into the limiting groove 6 when the semicircular plate 10 moves into the first semicircular groove 901 from the second semicircular groove 902, a plurality of inserting grooves 3 are provided with a avoiding groove 21 which is used for avoiding the top of the limiting plate 5 when the semicircular plate 10 moves into the second semicircular groove 902 from the first semicircular groove 901 or moves into the first semicircular groove 901 from the second semicircular groove 902, the rebound part comprises a pulling plate 11 arranged on the limiting plate 5, a containing groove 13 which is arranged in the limiting groove 6 and used for partially inserting when the pulling plate 11 retracts, and tension springs 12 with two ends respectively connected with the pulling plate 11 and the bottom of the containing groove 13.

Referring to fig. 4 to 6 and 10 to 12, the rotating member includes a rotating shaft 14 disposed at a middle portion of one end of the rotating disc 8 near the bottom surface of the mounting hole 7, a through hole 15 through which the rotating shaft 14 passes is disposed in the mounting hole 7, a second anti-drop member for reducing probability of the rotating disc 1 falling out of the mounting hole 7 is further disposed at one end of the rotating shaft 14 passing through the through hole 15, a limiting member for limiting the rotating disc 8 after rotating is disposed between the second anti-drop member and the rotating disc 1, the second anti-drop member includes an anti-drop plate 16 disposed at one end of the rotating shaft 14 passing through the through hole 15 and having a diameter larger than that of the through hole 15, the limiting member includes a through slot 17 disposed on the anti-drop plate 16, a slot 18 disposed circumferentially on the rotating disc 1 and capable of facing the through slot 17 after rotating, and a plug 19 capable of being inserted into the through slot 17 and the slot 18 in an interference manner.

A back plate 20 for connection with a driving part on the fan is detachably connected to the back of the turntable 1, and the detachable connection between the turntable 1 and the back plate 20 is realized by screw connection or the like.

The specific disassembly and assembly process comprises the following steps: when the fan blades 2 are required to be mounted on the rotary disk 1, the rotary disk 8 can be rotated firstly, so that the semicircular grooves on the limiting plates 5 move into the first semicircular grooves 901 on the rotary disk 8, at the moment, the limiting plates 5 in the plurality of limiting grooves 6 move downwards together, at the moment, the inserting blocks 4 below the fan blades 2 can be sequentially inserted into different inserting grooves 3 on the rotary disk 1, then, the rotary disk 8 is rotated again, so that the semicircular plates 10 on the limiting plates 5 move into the second semicircular grooves 902 on the rotary disk 8, at the moment, the plurality of limiting plates 5 move upwards together and are partially inserted into the inserting grooves 3, the movement of the inserting blocks 4 is limited by the limiting plates 5, then, the inserting pins 19 penetrate through the through grooves 17 and are inserted into the inserting grooves 18 of the rotary disk 1 fan, so that the inserting pins 19 limit the anti-falling plates 16 and the rotating shafts 14 connected with the anti-falling plates 16 together, at the moment, the limiting plates 5 can keep a state of being partially inserted into the inserting grooves 3, and thus, the mounting between the fan blades 2 and the rotary disk 1 is completed; when the fan blade 2 needs to be detached from the rotary disc 1, the plug pin 19 can be pulled out of the slot 18 and the through groove 17, then the rotary disc 8 is rotated to enable the semicircular plate 10 on the limiting plate 5 to move into the first semicircular groove 901, the tension spring 12 arranged between the storage groove 13 and the traction plate 11 pulls the limiting plate 5 back into the limiting groove 6, and the plug block 4 can slide out of the plug groove 3, so that the fan blade 2 and the rotary disc 1 can be detached.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims (7)

1. The utility model provides an electronic fan, includes carousel (1) and a plurality of flabellum (2), is provided with grafting piece (4) respectively in a plurality of flabellums (2) below, circumference be provided with on carousel (1) outer wall with grafting piece (4) quantity the same and supply grafting piece (4) to insert grafting groove (3) wherein set up on carousel (1) be used for reducing the first anticreep part of deviating from probability in grafting groove (3) from grafting piece (4) in inserting grafting groove (3), its characterized in that: the first anti-drop component comprises a limiting groove (6) which is arranged on the rotary table (1) and is connected with the inserting groove (3) and a limiting plate (5) which is embedded in the limiting groove (6), wherein the number of the limiting groove (6) and the limiting plate (5) is the same as that of the fan blades (2), and the rotary table (1) is provided with a lifting component which is used for driving the limiting plate (5) to lift to slide the inserting block (4) in the inserting groove (3) and for the inserting block (4) to slide in the inserting groove (3) after the limiting plate is lifted and lowered.

2. An electronic fan as claimed in claim 1, wherein: the lifting part comprises a mounting hole (7) recessed in the middle of the rotary disc (1), one end, away from the inserting groove (3), of each limiting groove (6) is communicated with the mounting hole (7), a rotary disc (8) is arranged in the mounting hole (7), a pushing part for pushing the limiting plate (5) to lift when the rotary disc (8) rotates is arranged between the rotary disc (8) and the limiting plate (5), and a rotating part for driving the rotary disc (8) to rotate is arranged between the mounting hole (7) and the rotary disc (8).

3. An electronic fan as claimed in claim 2, wherein: the pushing component comprises first semicircular grooves (901) which are circumferentially arranged on the outer wall of the rotating disc (8) and are opposite to the limiting plates (5), second semicircular grooves (902) with diameters smaller than those of the first semicircular grooves (901) are respectively arranged between every two first semicircular grooves (901), semicircular plates (10) which can be locally inserted into the first semicircular grooves (901) or the second semicircular grooves (902) are arranged at one end, away from the inserting grooves (3), of the limiting plates (5), and when the semicircular plates (10) move into the first semicircular grooves (901), the limiting plates (5) retract into the limiting grooves (6); when the semicircular plate (10) moves into the second semicircular groove (902), the limiting plate (5) partially extends out of the limiting groove (6) and is inserted into the inserting groove (3).

4. An electronic fan according to claim 3, wherein: one end of the limiting groove (6) close to the inserting groove (3) is provided with a rebound part which drives the limiting plate (5) to retract into the limiting groove (6) when the semicircular plate (10) moves from the second semicircular groove (902) to the first semicircular groove (901), and the rebound part comprises a traction plate (11) arranged on the limiting plate (5), a containing groove (13) which is arranged in the limiting groove (6) and is used for being partially inserted when the traction plate (11) retracts, and tension springs (12) with two ends connected with the traction plate (11) and the bottom of the containing groove (13) respectively.

5. An electronic fan as claimed in claim 2, wherein: the rotating component comprises a rotating shaft (14) arranged in the middle of one end of the rotating disc (8) close to the bottom surface of the mounting hole (7), a through hole (15) for the rotating shaft (14) to pass through is arranged in the mounting hole (7), a second anti-falling component for reducing the probability of the rotating disc (1) falling out of the mounting hole (7) is further arranged at one end of the rotating shaft (14) passing through the through hole (15), and a limiting component for limiting the rotating disc (8) after the rotating disc rotates is arranged between the second anti-falling component and the rotating disc (1).

6. An electronic fan as claimed in claim 5, wherein: the second anti-falling component comprises an anti-falling plate (16) which is arranged on one end of the rotating shaft (14) penetrating out of the perforation (15) and has a diameter larger than that of the perforation (15).

7. An electronic fan as claimed in claim 6, wherein: the limiting component comprises a through groove (17) arranged on the anti-falling plate (16), a slot (18) which is circumferentially arranged on the rotary table (1) and can be opposite to the rotated through groove (17), and a bolt (19) which can be inserted into the through groove (17) and the slot (18) in an interference manner.