CN215409397U - But angle of adjustment's fan blade subassembly - Google Patents

Abstract

The utility model discloses a fan blade assembly with an adjustable angle, which comprises a fan body and a blade body, wherein a first placing cavity is formed in the top of the inner surface of the fan body, the bottom of the inner wall of the first placing cavity is movably connected with a second rotating rod through a bearing, the top of the second rotating rod is fixedly connected with a driven gear, the top of the driven gear is fixedly connected with an installation seat, and the top of the installation seat is provided with an installation groove. According to the fan blade, the turntable is rotated to drive the first rotating rod to rotate, the first rotating rod drives the driving gear to rotate, the driving gear drives the driven gear to rotate under the meshing effect of the teeth, the driven gear drives the mounting seat to rotate, the mounting seat drives the mounting block to rotate, the mounting block drives the blade body to rotate, the angle of the blade body is adjusted, and the problem that the existing fan blade does not have the angle adjusting function when in use, so that the fan blade is inconvenient to use by people is solved.

Description

But angle of adjustment's fan blade subassembly

Technical Field

The utility model relates to the technical field of fans, in particular to a fan blade assembly with an adjustable angle.

Background

The fan is a driven fluid machine which increases the gas pressure and discharges gas by means of input mechanical energy, is a habit short for gas compression and gas conveying machines, generally comprises a ventilator, a blower and a wind driven generator, and is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances; the grain drying and selecting device belongs to the fields of grain drying and selecting, wind tunnel wind source and air cushion boat inflation and propulsion, but the existing fan blade does not have the angle adjusting function when in use, so that the device is inconvenient for people to use.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the fan blade assembly with the adjustable angle, which has the advantage of convenience in angle adjustment and solves the problem that the existing fan blade does not have the function of angle adjustment when in use, so that the fan blade assembly is inconvenient for people to use.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an angle of adjustment's fan blade subassembly, includes fan body and blade body, the first chamber of placing has been seted up at the top of fan body internal surface, the first bottom of placing the intracavity wall has the second bull stick through bearing swing joint, the top fixedly connected with driven gear of second bull stick, driven gear's top fixedly connected with mount pad, the mounting groove has been seted up at the top of mount pad, the bottom fixedly connected with cassette of mounting groove inner chamber, the bottom fixedly connected with installation piece of blade body, and the bottom joint of installation piece is in the inner chamber of cassette.

Preferably, the internal surface of fan body just is located the first right side of placing the chamber and has seted up the second and place the chamber, the top that the intracavity wall was placed to the second has first bull stick through bearing swing joint, the top of first bull stick runs through to the top of fan body, the top fixedly connected with carousel of first bull stick, the bottom fixedly connected with driving gear of first bull stick, through the tooth meshing between driven gear and the driving gear.

Preferably, the draw-in groove has all been seted up in the both sides of the left and right sides of mount pad inner wall and the outside that is located the mounting groove, the standing groove has all been seted up to the left and right sides of installation piece, the inner chamber fixedly connected with reset spring of standing groove, reset spring's outside fixedly connected with slide, the outside fixedly connected with fixture block of slide, the fixture block joint is in the inner chamber of draw-in groove.

Preferably, the inner surface of the mounting block is provided with sliding grooves at the top and the bottom of the placing groove, and the outer side of the sliding plate is slidably connected to the inner cavity of the sliding grooves.

Preferably, the top of fan body just is located the first top of placing the chamber and has seted up logical groove, the installation piece runs through logical inner chamber and extends to the inner chamber of mounting groove.

Compared with the prior art, the utility model provides a fan blade assembly with an adjustable angle, which has the following beneficial effects:

1. according to the fan blade, the turntable is rotated to drive the first rotating rod to rotate, the first rotating rod drives the driving gear to rotate, the driving gear drives the driven gear to rotate under the meshing effect of the teeth, the driven gear drives the mounting seat to rotate, the mounting seat drives the mounting block to rotate, the mounting block drives the blade body to rotate, the angle of the blade body is adjusted, and the problem that the existing fan blade does not have the angle adjusting function when in use, so that the fan blade is inconvenient to use by people is solved.

2. According to the utility model, the blade body is moved downwards, so that the mounting block is clamped in the inner cavity of the clamping seat, when the placing groove is moved to be parallel to the clamping groove, the reset spring is restored to deform due to the influence of lost force and extends outwards, the reset spring drives the sliding plate to move outwards, the sliding plate drives the clamping block to move outwards until the outer side of the clamping block is clamped in the inner cavity of the clamping groove, the blade body is mounted, and the overall practicability is further improved.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of the present invention.

In the figure: 1. a fan body; 2. a blade body; 3. a first placing cavity; 4. a through groove; 5. a driven gear; 6. a second rotating rod; 7. a mounting seat; 8. a driving gear; 9. a second placing cavity; 10. a turntable; 11. a first rotating lever; 12. a clamping block; 13. a card slot; 14. mounting grooves; 15. a card holder; 16. a chute; 17. a return spring; 18. a placement groove; 19. mounting blocks; 20. a slide board.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The fan body 1, the blade body 2, the first placing cavity 3, the through groove 4, the driven gear 5, the second rotating rod 6, the mounting seat 7, the driving gear 8, the second placing cavity 9, the rotating disk 10, the first rotating rod 11, the fixture block 12, the fixture groove 13, the mounting groove 14, the fixture seat 15, the sliding groove 16, the return spring 17, the placing groove 18, the mounting block 19 and the sliding plate 20 are all universal standard parts or parts known by a person skilled in the art, and the structure and the principle of the fan can be known by technical manuals or conventional experimental methods.

Referring to fig. 1-3, an angle-adjustable fan blade assembly includes a fan body 1 and a blade body 2, a first placing cavity 3 is formed at the top of the inner surface of the fan body 1, a second rotating rod 6 is movably connected to the bottom of the inner wall of the first placing cavity 3 through a bearing, a driven gear 5 is fixedly connected to the top of the second rotating rod 6, a second placing cavity 9 is formed on the inner surface of the fan body 1 and located at the right side of the first placing cavity 3, a first rotating rod 11 is movably connected to the top of the inner wall of the second placing cavity 9 through a bearing, the top of the first rotating rod 11 penetrates through to the top of the fan body 1, a rotating disk 10 is fixedly connected to the top of the first rotating rod 11, a driving gear 8 is fixedly connected to the bottom of the first rotating rod 11, the driven gear 5 is engaged with the driving gear 8 through teeth, a mounting seat 7 is fixedly connected to the top of the driven gear 5, a mounting groove 14 is formed in the top of the mounting seat 7, the bottom of the inner cavity of the mounting groove 14 is fixedly connected with a clamping seat 15, the bottom of the blade body 2 is fixedly connected with a mounting block 19, the top of the fan body 1 and the top of the first placing cavity 3 are provided with a through groove 4, the mounting block 19 penetrates through the inner cavity of the through groove 4 and extends into the inner cavity of the mounting groove 14, the bottom of the mounting block 19 is clamped in the inner cavity of the clamping seat 15, the left side and the right side of the inner wall of the mounting seat 7 and the outer side of the mounting groove 14 are both provided with clamping grooves 13, the left side and the right side of the mounting block 19 are both provided with placing grooves 18, the inner cavity of the placing groove 18 is fixedly connected with a return spring 17, the outer side of the return spring 17 is fixedly connected with a sliding plate 20, the outer side of the sliding plate 20 is fixedly connected with a clamping block 12, the clamping block 12 is clamped in the inner cavity of the clamping grooves 13, the inner surface of the mounting block 19 and the top and the bottom of the placing groove 18 are both provided with sliding grooves 16, the outer side of the sliding plate 20 is slidably connected in the inner cavity of the sliding groove 16, through 2 downstream with blade body, make installation piece 19 joints in the inner chamber of cassette 15, when standing groove 18 removed to parallel with draw-in groove 13, reset spring 17 resumes deformation to extend to the outside because of losing the influence of power, and reset spring 17 drives slide 20 and moves to the outside, and slide 20 drives fixture block 12 and moves to the outside, and the outside joint of until fixture block 12 is in the inner chamber of draw-in groove 13, installs blade body 2, further improves holistic practicality.

When the blade is used, firstly, the blade body 2 moves downwards, the mounting block 19 is clamped in the inner cavity of the clamping seat 15, when the placing groove 18 moves to be parallel to the clamping groove 13, the reset spring 17 recovers deformation due to the influence of lost force and extends outwards, the reset spring 17 drives the sliding plate 20 to move outwards, the sliding plate 20 drives the clamping block 12 to move outwards until the outer side of the clamping block 12 is clamped in the inner cavity of the clamping groove 13, the blade body 2 is mounted, then the rotary disc 10 drives the first rotary rod 11 to rotate by rotating the rotary disc 10, the first rotary rod 11 drives the driving gear 8 to rotate, the driving gear 8 drives the driven gear 5 to rotate by the meshing effect of teeth, the driven gear 5 drives the mounting seat 7 to rotate, the mounting seat 7 drives the mounting block 19 to rotate, the mounting block 19 drives the blade body 2 to rotate, and the angle of the blade body 2 is adjusted, the problem of current fan blade do not possess angle of adjustment's function when using to be not convenient for people to use is solved.

While embodiments of the present invention have been shown and described, it will be apparent to those skilled in the art that various modifications and changes may be made in the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (5)

1. The utility model provides an angle of adjustment's fan blade subassembly, includes fan body (1) and blade body (2), its characterized in that: the fan comprises a fan body (1), and is characterized in that a first placing cavity (3) is formed in the top of the inner surface of the fan body (1), a second rotating rod (6) is movably connected to the bottom of the inner wall of the first placing cavity (3) through a bearing, a driven gear (5) is fixedly connected to the top of the second rotating rod (6), a mounting seat (7) is fixedly connected to the top of the driven gear (5), a mounting groove (14) is formed in the top of the mounting seat (7), a clamping seat (15) is fixedly connected to the bottom of the inner cavity of the mounting groove (14), a mounting block (19) is fixedly connected to the bottom of the blade body (2), and the bottom of the mounting block (19) is clamped in the inner cavity of the clamping seat (15).

2. The angle adjustable fan blade assembly of claim 1, further comprising: the internal surface of fan body (1) and be located the first right side of placing chamber (3) and seted up the second and place chamber (9), the top that chamber (9) inner wall was placed to the second has first bull stick (11) through bearing swing joint, the top of first bull stick (11) runs through to the top of fan body (1), the top fixedly connected with carousel (10) of first bull stick (11), the bottom fixedly connected with driving gear (8) of first bull stick (11), through the tooth meshing between driven gear (5) and driving gear (8).

3. The angle adjustable fan blade assembly of claim 1, further comprising: draw-in groove (13) have all been seted up in the outside that the left and right sides of mount pad (7) inner wall just is located mounting groove (14), standing groove (18) have all been seted up to the left and right sides of installation piece (19), the inner chamber fixedly connected with reset spring (17) of standing groove (18), outside fixedly connected with slide (20) of reset spring (17), outside fixedly connected with fixture block (12) of slide (20), fixture block (12) joint is in the inner chamber of draw-in groove (13).

4. The angle adjustable fan blade assembly of claim 3, wherein: the inner surface of the mounting block (19) is positioned at the top and the bottom of the placing groove (18) and is provided with a sliding groove (16), and the outer side of the sliding plate (20) is connected in an inner cavity of the sliding groove (16) in a sliding manner.

5. The angle adjustable fan blade assembly of claim 1, further comprising: the top of fan body (1) just is located the first top of placing chamber (3) and has seted up logical groove (4), installation piece (19) run through the inner chamber that leads to groove (4) and extend to the inner chamber of mounting groove (14).

Images