CN214036279U

CN214036279U - Connecting structure of fan blades

Info

Publication number: CN214036279U
Application number: CN202023035436.4U
Authority: CN
Inventors: 周楚明
Original assignee: Foshan Nanhai Hengjun Electric Appliances Industrial Co ltd
Current assignee: Foshan Nanhai Hengjun Electric Appliances Industrial Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-08-24
Anticipated expiration: 2030-12-16

Abstract

The utility model discloses a connecting structure of fan blades, which comprises a first semicircular ring, two slide rails which are symmetrical to each other are welded on the upper side and the lower side of the first semicircular ring, the inner side walls of the four slide rails are connected with sliders in a sliding way, one side where the four sliders repel each other is welded with two shells which are symmetrical to each other, the inner side walls of the two shells are provided with second grooves, the inner side walls of the two second grooves are welded with first circular plates, the inner side walls of the two first circular plates are provided with through holes, a T-shaped plate welded by a connecting plate is pressed downwards through the through holes on the first circular plates, the T-shaped plate is pressed downwards below the horizontal line of the first circular plates by virtue of the elastic property of a spring and the sliding connection between a second pipe body and a second rod body, the T-shaped pipe is rotated below the first circular plates by virtue of the rotation of a bearing, so as to fix the fan connected with the connecting plate, the method for assembling and disassembling improves the stability and the fixity, and simultaneously reduces the damage rate of the fan blade.

Description

Connecting structure of fan blades

Technical Field

The utility model relates to a fan flabellum connects technical field, specifically is a fan flabellum's connection structure.

Background

The fan is a device which is driven by electricity to generate air flow in hot days, the fan arranged in the fan is rotated after being electrified, the natural wind is formed to achieve a cooling effect, the fan blades and the components of the fan are driven by a motor to rotate to generate wind, the width and the angle of the fan blades of the fan are designed, the load power of the motor is determined, if the power of the motor is not considered, the rotating speed is determined, the angle of the fan blades is more required, if the angle of the fan blades is the same, the wind with the width of the fan blades is large, and the design and the manufacture of the fan blades are in a regular symmetrical structure, so that a uniform and stable wind source can be generated;

the existing traditional fan is directly welded on an output shaft of a motor through a sleeve, and then the fan is welded on the outer side of the sleeve, so that the fan cannot be detached.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fan blade's connection structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a connecting structure of fan blades comprises a first semicircular ring, two symmetrical slide rails are welded on the upper side and the lower side of the first semicircular ring, the inner side walls of the four slide rails are connected with sliders in a sliding mode, one sides, repellent to each other, of the four sliders are welded with two shells which are symmetrical to each other, second grooves are formed in the inner side walls of the two shells, first circular plates are welded on the inner side walls of the two second grooves, through holes are formed in the inner side walls of the two first circular plates, connecting plates are attached to the upper surfaces of the two first circular plates, T-shaped plates are welded on the lower surfaces of the two connecting plates, the upper surfaces of the two T-shaped plates are attached to the lower surfaces of the first circular plates, bearings are rotatably connected to the inner bottom walls of the two shells, six second rod bodies are symmetrically welded on the tops of the outer rings of the two bearings, and second pipe bodies are slidably connected to the outer side walls of the six second rod bodies, six one side welding that the second body of rod was kept away from to the second body has two second plectanes of mutual symmetry, two the lower surface of second plectane and the both sides that are located the second body in middle part all weld four springs, eight of mutual symmetry the lower surface of spring welds in the adjacent one side of two bearings of mutual symmetry and is located the adjacent one side of two second plectanes of mutual symmetry.

As further preferable in the present technical solution: four equal sliding connection in one side of slide rail has the U template, four the adjacent one side laminating of U template is in the both sides of two casings of mutual symmetry.

As further preferable in the present technical solution: four the second screw that has mutual symmetry, eight is all run through to the one side that the U template repels, the threaded rod of second screw runs through in proper order in the inside wall of U template, the inside diapire of slide rail and with the inside wall threaded connection of slide rail from outside to inside.

As further preferable in the present technical solution: two first recess has all been seted up to the inner wall side of first semicircle ring.

As further preferable in the present technical solution: and the inner side wall of the first groove is in threaded connection with a first screw.

As further preferable in the present technical solution: two the inside wall of first semicircle ring and be located two adjacent one sides of first recess and all weld the three first body that the equidistance was arranged, six the equal sliding connection of inside wall of first body has the first body of rod.

As further preferable in the present technical solution: six one side welding that first body of rod was kept away from first body has two second semicircle rings of mutual symmetry, two protection pads of mutual symmetry are installed to the inside wall of second semicircle ring.

Compared with the prior art, the beneficial effects of the utility model are that:

the structure is connected with two first semicircular rings through a first screw, the output shaft of the motor is connected, vibration generated when the output shaft of the motor rotates is damped through sliding connection between the first pipe body and the first rod body, and a protection pad is arranged in the second semicircular ring, so that the situation that the output shaft of the motor directly contacts the second semicircular ring to generate abrasion is avoided;

when the shell connected with the fan through the connecting plate is damaged, sliding rails are arranged on two sides of the first semicircular ring, U-shaped plates in sliding connection are arranged on two sides of the sliding rails, the U-shaped plates can be fixed on the sliding rails through second screws, and the U-shaped plates can be taken down from the sliding rails, so that the damaged shell is taken down independently for replacement, and resources are saved;

the T-shaped plate welded through the connecting plate is pressed downwards through the through hole in the first circular plate, the T-shaped plate is pressed downwards to the position below the horizontal line of the first circular plate by means of the elastic performance of the spring and the sliding connection between the second pipe body and the second rod body, the T-shaped pipe is rotated to the position below the first circular plate by means of the rotation of the bearing, and therefore the fan connected with the connecting plate is fixed.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of a first semicircular ring of the present invention;

FIG. 3 is a schematic view of the structure A of the present invention;

fig. 4 is a schematic view of the housing structure of the present invention.

In the figure: 1. a first semicircular ring; 2. a first groove; 3. a first screw; 4. a first pipe body; 5. a pad; 6. a first rod body; 7. a slider; 8. a slide rail; 9. a connecting plate; 10. a U-shaped plate; 11. a second screw; 12. a housing; 13. a first circular plate; 14. a T-shaped plate; 15. a second circular plate; 16. a spring; 17. a second tube body; 18. a second rod body; 19. a bearing; 20. a through hole; 21. a second groove; 22. a second semi-circular ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: a fan blade connecting structure comprises first semicircular rings 1, two mutually symmetrical slide rails 8 are welded on the upper and lower sides of the two first semicircular rings 1, sliders 7 are connected on the inner side walls of the four slide rails 8 in a sliding manner, two mutually symmetrical shells 12 are welded on the sides, repulsed by the four sliders 7, second grooves 21 are formed in the inner side walls of the two shells 12, first circular plates 13 are welded on the inner side walls of the two second grooves 21, through holes 20 are formed in the inner side walls of the two first circular plates 13, connecting plates 9 are attached to the upper surfaces of the two first circular plates 13, T-shaped plates 14 are welded on the lower surfaces of the two connecting plates 9, the upper surfaces of the two T-shaped plates 14 are attached to the lower surfaces of the first circular plates 13, bearings 19 are rotatably connected on the inner bottom walls of the two shells 12, six second rod bodies 18 are symmetrically welded on the tops of the outer rings of the two bearings 19, and second pipe bodies 17 are slidably connected on the outer side walls of the six second rod bodies 18, two second plectanes 15 of mutual symmetry have been welded to the one side that six second body of tubes 17 kept away from the second body of rod 18, and four springs 16 of mutual symmetry have all been welded to the lower surface of two second plectanes 15 and the both sides that are located middle part second body of tube 17, and eight springs 16's lower surface welds in the adjacent one side of two bearings 19 of mutual symmetry and is located the adjacent one side of two second plectanes 15 of mutual symmetry.

In this embodiment, specifically: equal sliding connection in one side of four slide rails 8 has U template 10, and the adjacent one side laminating of four U templates 10 is fixed slide rail 8 through setting up U template 10 in the both sides of two casings 12 of mutual symmetry, prevents slide rail 8's deformation.

In this embodiment, specifically: the second screw 11 that has mutual symmetry all runs through in the one side that four U template 10 repel each other, and the threaded rod of eight second screws 11 runs through in proper order in the inside wall of U template 10, the inside diapire of slide rail 8 and with the inside wall threaded connection of slide rail 8 from outside-in, through setting up second screw 11 to U template 10 on slide rail 8 fixed with dismantle.

In this embodiment, specifically: first recess 2 has all been seted up to the inner wall side of two first semicircles 1, reserves the connecting piece through setting up first recess 2 and connects, realizes docking two first semicircles 1.

In this embodiment, specifically: the equal threaded connection of inside wall of two first recesses 2 has first screw 3, through setting up the first recess 2 of 3 threaded connection of first screw, realizes the butt joint with two first semicircles 1.

In this embodiment, specifically: the inside wall of two first semicircles 1 and be located that two adjacent one sides of 2 first recesses all weld three first body 4 that the equidistance was arranged, and the equal sliding connection of inside wall of six first body 4 has first body of rod 6, through setting up

first body

4 and 6 sliding connection of first body of rod, frictional force when reducing motor output shaft and rotating.

In this embodiment, specifically: six first body of rod 6 keep away from one side welding of first body 4 has two second semicircle rings 22 of mutual symmetry, and two protection pads 5 of mutual symmetry are installed to the inside wall of two second semicircle rings 22, through setting up protection pad 5, avoid motor output shaft direct and second semicircle ring 22 to contact to reduce wearing and tearing between the two.

Working principle or structural principle, when in use, an operator attaches two first semicircular rings 1 to an output shaft of a motor, the first semicircular rings are connected to the insides of first grooves 2 formed in the two first semicircular rings 1 through first screws 3 in a threaded manner, a shell 12 slides in a slide rail 8 through slide blocks 7, a U-shaped plate 10 slides on the slide rail 8, the U-shaped plate 10 is fixed through second screws 11, the shell 12 is fixed through the U-shaped plate 10, a connecting plate 9 is attached to the shell 12, a T-shaped plate 14 welded through the connecting plate 9 is pressed down through a through hole 20 in the first circular plate 13, the T-shaped plate 14 is pressed down to be below the horizontal line of the first circular plate 13 through the elastic performance of a spring 16 and the sliding connection between a second pipe body 17 and a second rod body 18 below a second circular plate 15, and then the T-shaped plate 14 rotates through a bearing 19 to rotate to be below the first circular plate 13, thereby fixing the fan to which the connection plate 9 is connected.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a connection structure of fan flabellum, includes first semicircle ring (1), its characterized in that: the upper side and the lower side of the two first semi-circular rings (1) are respectively welded with two symmetrical sliding rails (8), the inner side walls of the four sliding rails (8) are respectively connected with a sliding block (7) in a sliding manner, one sides of the four sliding blocks (7) which repel each other are welded with two symmetrical shells (12), the inner side walls of the two shells (12) are respectively provided with a second groove (21), the inner side walls of the two second grooves (21) are respectively welded with a first circular plate (13), the inner side walls of the two first circular plates (13) are respectively provided with a through hole (20), the upper surfaces of the two first circular plates (13) are respectively jointed with a connecting plate (9), the lower surfaces of the two connecting plates (9) are respectively welded with a T-shaped plate (14), the upper surfaces of the two T-shaped plates (14) are respectively jointed with the lower surface of the first circular plate (13), and the inner bottom walls of the two shells (12) are respectively connected with a bearing (19) in a rotating manner, two the outer lane top symmetric welding of bearing (19) has six second body of rod (18), six the equal sliding connection of lateral wall of the second body of rod (18) has second body (17), six one side welding that the second body of rod (18) was kept away from in second body (17) has two second plectanes (15) of mutual symmetry, two the lower surface of second plectane (15) and the both sides that are located middle part second body (17) all weld four springs (16) of mutual symmetry, eight the lower surface of spring (16) welds in adjacent one side of two bearings (19) of mutual symmetry and is located the adjacent one side of two second plectanes (15) of mutual symmetry.

2. The fan blade connecting structure according to claim 1, wherein: four equal sliding connection in one side of slide rail (8) has U template (10), four the adjacent one side laminating in the both sides of two casings (12) of mutual symmetry of U template (10).

3. The fan blade connecting structure according to claim 2, wherein: four the second screw (11) that have mutual symmetry all run through in the one side that U template (10) repel each other, eight the threaded rod of second screw (11) runs through in proper order in the inside diapire of the inside wall of U template (10), slide rail (8) and with the inside wall threaded connection of slide rail (8) from outside-in.

4. The fan blade connecting structure according to claim 1, wherein: first grooves (2) are formed in the inner wall sides of the two first semicircular rings (1).

5. The fan blade connecting structure according to claim 4, wherein: the inner side wall of the first groove (2) is in threaded connection with a first screw (3).

6. The fan blade connecting structure according to claim 1, wherein: two the inside wall of first semicircle ring (1) just is located two adjacent one sides of first recess (2) and all welds three first body (4), six that the equidistance was arranged the equal sliding connection of inside wall of first body (4) has first body of rod (6).

7. The fan blade connecting structure according to claim 6, wherein: six one side welding that first body of rod (6) kept away from first body of rod (4) has two second semicircle rings (22) of mutual symmetry, two protection pads (5) of mutual symmetry are installed to the inside wall of second semicircle ring (22).