CN216922602U

CN216922602U - Disassemble convenient adjustable fan wheel

Info

Publication number: CN216922602U
Application number: CN202123454401.9U
Authority: CN
Inventors: 明庭湖; 王欣; 明杰
Original assignee: Foshan Liaojin Machinery Co ltd
Current assignee: Foshan Liaojin Machinery Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-07-08
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses an adjustable fan impeller convenient to disassemble, which comprises a hub, wherein a plurality of positioning rods are fixedly mounted on the hub, four uniformly arranged mounting frames are connected to the hub in a sliding manner, the four mounting frames are fixed through two screws, the plurality of positioning rods extend into the opposite mounting frames and are connected with the opposite mounting frames in a sliding manner, an adjusting mechanism is arranged on each mounting frame, a sliding groove is formed in each mounting frame, a driving mechanism is arranged in each sliding groove and is meshed with the adjusting mechanism, four transmission mechanisms, a rotating mechanism and a driving mechanism are arranged on the front side wall of the hub, the four transmission mechanisms are meshed with the opposite driving mechanisms, and the rotating mechanism is meshed with the four transmission mechanisms. The blade adjusting device is reasonable in structural design, the angle of the blade can be adjusted according to the actual use condition, the applicability of the blade adjusting device is improved, and the blade can be conveniently installed and detached.

Description

Disassemble convenient adjustable fan wheel

Technical Field

The utility model relates to the technical field of impellers, in particular to an adjustable fan impeller convenient to disassemble.

Background

A fan is a machine that increases the pressure of gas and discharges the gas by means of input mechanical energy, and is a driven fluid machine, and fans are often used in ventilation equipment.

In the prior art, after the fan impeller is produced, the blades on the fan impeller are often fixed on the hub, the angles of the blades cannot be adjusted according to actual use conditions, the applicability is poor, and therefore an adjustable fan impeller convenient to disassemble is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that in the prior art, after a fan impeller is produced, blades on the fan impeller are often fixed on a hub, the angle of the blades cannot be adjusted according to the actual use condition, and the applicability is poor.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a disassemble convenient adjustable fan wheel, includes wheel hub, fixed mounting has a plurality of locating levers on the wheel hub, sliding connection has four installing frames that are even setting on the wheel hub, four the installing frame is all through two fix with screws, and is a plurality of the locating lever all extends to in the relative installing frame and rather than sliding connection, be equipped with adjustment mechanism on the installing frame, the spout has been seted up on the installing frame, be equipped with drive mechanism in the spout, drive mechanism meshes with adjustment mechanism mutually, wheel hub's preceding lateral wall is equipped with four drive mechanism, slewing mechanism and actuating mechanism, four drive mechanism all meshes with relative drive mechanism mutually, slewing mechanism all meshes with four drive mechanism, actuating mechanism is connected with the slewing mechanism transmission.

Preferably, the adjusting mechanism comprises a blade rotatably connected in the mounting frame, a gear is fixedly mounted on a rotating shaft of the blade, and the gear and the blade rotate coaxially.

Preferably, the driving mechanism comprises a threaded rod rotatably connected to the bottom in the sliding groove, a sliding block is slidably connected in the sliding groove, the threaded rod penetrates through the sliding block and is in threaded connection with the sliding block, a fourth bevel gear is fixedly mounted at the top end of the threaded rod, a rack is fixedly mounted on the side wall of the sliding block, and the rack is meshed with the opposite gear.

Preferably, the transmission mechanism comprises a rotating rod rotatably connected to the front side wall of the hub, a second bevel gear is fixedly mounted at one end of the rotating rod, a third bevel gear is fixedly mounted at the other end of the rotating rod, and the third bevel gear is meshed with a fourth bevel gear which is opposite to the third bevel gear.

Preferably, the rotating mechanism comprises a driving wheel rotatably connected to the central point of the hub, a first bevel gear is fixedly mounted at the central point of the driving wheel, the first bevel gear and the driving wheel rotate coaxially, and the first bevel gear is meshed with the second bevel gear.

Preferably, the driving mechanism comprises a rotating wheel rotatably connected to the front side wall of the hub, and a transmission belt is connected between the rotating shaft of the rotating wheel and the transmission wheel in a transmission manner.

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

1. through the setting of actuating mechanism, slewing mechanism, drive mechanism, actuating mechanism and adjustment mechanism, it can be adjusted the angle of blade according to the in service behavior of reality, improves its suitability.

2. Through the setting of locating lever, it can fix a position the installation to the installing frame of installation blade, makes the operator can aim at the thread groove on the installing frame with the screw and screws up the screw, conveniently installs the dismantlement to the blade.

In conclusion, the blade adjusting device is reasonable in structural design, the angle of the blade can be adjusted according to the actual using condition, the applicability of the blade adjusting device is improved, and the blade can be conveniently installed and detached.

Drawings

Fig. 1 is a schematic structural diagram of an adjustable fan impeller provided by the utility model and convenient to disassemble;

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

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

FIG. 4 is an enlarged view of the structure at C in FIG. 1;

fig. 5 is a sectional view of the mounting frame.

In the figure: 1 hub, 2 blades, 3 screws, 4 driving wheels, 5 rotating wheels, 6 driving belts, 7 first bevel gears, 8 rotating rods, 9 second bevel gears, 10 third bevel gears, 11 mounting frames, 12 sliding grooves, 13 sliding blocks, 14 fourth bevel gears, 15 threaded rods, 16 gears, 17 racks and 18 positioning rods.

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.

Referring to fig. 1-5, an adjustable fan impeller convenient to disassemble includes a hub 1, a plurality of positioning rods 18 are fixedly mounted on the hub 1, the mounting frame 11 for mounting blades 2 can be positioned and mounted through the positioning rods 18, an operator can screw the screws by aligning the screws with thread grooves on the mounting frame 11, and the blades 2 can be conveniently mounted and dismounted, four uniformly arranged mounting frames 11 are slidably connected to the hub 1, the four mounting frames 11 are all fixed through two screws 3, the positioning rods 18 extend into the corresponding mounting frames 11 and are slidably connected with the mounting frames, an adjusting mechanism is arranged on the mounting frames 11, the adjusting mechanism includes the blades 2 rotatably connected in the mounting frames 11, gears 16 are fixedly mounted on rotating shafts of the blades 2, and the gears 16 and the blades 2 rotate coaxially;

a sliding groove 12 is formed in the mounting frame 11, a driving mechanism is arranged in the sliding groove 12 and is meshed with the adjusting mechanism, the driving mechanism comprises a threaded rod 15 which is rotatably connected to the bottom in the sliding groove 12, a sliding block 13 is connected in the sliding groove 12 in a sliding mode, the threaded rod 15 penetrates through the sliding block 13 and is in threaded connection with the sliding block 13, a fourth bevel gear 14 is fixedly installed at the top end of the threaded rod 15, a rack 17 is fixedly installed on the side wall of the sliding block 13, and the rack 17 is meshed with an opposite gear 16;

the front side wall of the hub 1 is provided with four transmission mechanisms, a rotating mechanism and a driving mechanism, the four transmission mechanisms are all meshed with opposite driving mechanisms, each transmission mechanism comprises a rotating rod 8 which is rotatably connected to the front side wall of the hub 1, a second bevel gear 9 is fixedly installed at one end of each rotating rod 8, a third bevel gear 10 is fixedly installed at the other end of each rotating rod 8, and each third bevel gear 10 is meshed with an opposite fourth bevel gear 14;

the rotating mechanism is meshed with the four transmission mechanisms, the rotating mechanism comprises a transmission wheel 4 which is rotatably connected to the central point of the hub 1, a first bevel gear 7 is fixedly installed at the central point of the transmission wheel 4, the first bevel gear 7 and the transmission wheel 4 rotate coaxially, and the first bevel gear 7 is meshed with a second bevel gear 9;

actuating mechanism is connected with the slewing mechanism transmission, and actuating mechanism is connected the runner 5 on wheel hub 1 front side wall including rotating, and the transmission is connected with drive belt 6 between the axis of rotation of runner 5 and the drive wheel 4, and through actuating mechanism, slewing mechanism, drive mechanism, actuating mechanism and adjustment mechanism's setting, it can be adjusted the angle of blade 2 according to the in service behavior of reality, improves its suitability.

The utility model can be illustrated by the following operating modes:

in actual use, when the angle of the blade 2 needs to be adjusted, firstly, an operator rotates the rotating wheel 5, the rotating wheel 5 drives the driving wheel 4 to rotate through the driving belt 6, the driving wheel 4 drives the first bevel gear 7 to rotate, the first bevel gear 7 drives each second bevel gear 9 to rotate, the second bevel gears 9 drive the opposite third bevel gears 10 to rotate through each second bevel gear 9, the third bevel gears 10 drive the fourth bevel gears 14 meshed with the third bevel gears to rotate, the fourth bevel gears 14 drive the threaded rods 15 to rotate, when the threaded rods 15 rotate, the sliding blocks 13 are driven to slide up and down, the sliding blocks 13 drive the racks 17 to slide up and down, when the racks 17 slide up and down, the gear 16 meshed with the racks 16 drives the blade 2 to rotate back and forth, and the angle of the blade 2 can be adjusted.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. An adjustable fan impeller convenient to disassemble comprises a hub (1) and is characterized in that a plurality of positioning rods (18) are fixedly mounted on the hub (1), four installation frames (11) which are uniformly arranged are connected to the hub (1) in a sliding manner, the four installation frames (11) are fixed through two screws (3), the positioning rods (18) extend into the corresponding installation frames (11) and are connected with the installation frames in a sliding manner, an adjusting mechanism is arranged on each installation frame (11), a sliding chute (12) is formed in each installation frame (11), a driving mechanism is arranged in each sliding chute (12) and is meshed with the adjusting mechanism, four transmission mechanisms, a rotating mechanism and a driving mechanism are arranged on the front side wall of the hub (1), the four transmission mechanisms are meshed with the corresponding driving mechanisms, and are meshed with the four transmission mechanisms, the driving mechanism is in transmission connection with the rotating mechanism.

2. The adjustable fan impeller convenient for disassembly as claimed in claim 1, wherein the adjusting mechanism comprises a blade (2) rotatably connected in the mounting frame (11), a gear (16) is fixedly mounted on a rotating shaft of the blade (2), and the gear (16) and the blade (2) rotate coaxially.

3. The adjustable fan impeller convenient for disassembly as claimed in claim 2, wherein the driving mechanism comprises a threaded rod (15) rotatably connected to the inner bottom of the sliding chute (12), a sliding block (13) is slidably connected in the sliding chute (12), the threaded rod (15) penetrates through the sliding block (13) and is in threaded connection with the sliding block, a fourth bevel gear (14) is fixedly mounted at the top end of the threaded rod (15), a rack (17) is fixedly mounted on the side wall of the sliding block (13), and the rack (17) is meshed with the opposite gear (16).

4. The adjustable fan impeller convenient for disassembly as claimed in claim 3, wherein the transmission mechanism comprises a rotating rod (8) rotatably connected to the front side wall of the hub (1), a second bevel gear (9) is fixedly installed at one end of the rotating rod (8), a third bevel gear (10) is fixedly installed at the other end of the rotating rod (8), and the third bevel gear (10) is meshed with an opposite fourth bevel gear (14).

5. The adjustable fan impeller convenient for disassembly as claimed in claim 4, wherein the rotating mechanism comprises a driving wheel (4) rotatably connected to the hub (1) at a central point, a first bevel gear (7) is fixedly installed at the central point of the driving wheel (4), the first bevel gear (7) rotates coaxially with the driving wheel (4), and the first bevel gear (7) is meshed with a second bevel gear (9).

6. An adjustable fan impeller convenient for disassembly as claimed in claim 5, wherein the driving mechanism comprises a rotating wheel (5) rotatably connected to the front side wall of the hub (1), and a transmission belt (6) is drivingly connected between the rotating shaft of the rotating wheel (5) and the transmission wheel (4).