CN213235517U

CN213235517U - Industrial fan with fan blades capable of reducing noise

Info

Publication number: CN213235517U
Application number: CN202022255009.0U
Authority: CN
Inventors: 邹政林
Original assignee: Suzhou Dawang Environmental Technology Co ltd
Current assignee: Suzhou Dawang Environmental Technology Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-05-18
Anticipated expiration: 2030-10-12

Abstract

The utility model discloses an industrial fan that flabellum can fall and make an uproar, which comprises a housin, install the motor on the lateral wall of casing, the rigid coupling has transmission shaft one on the output of motor, the fixed rigid coupling of the other end of transmission shaft one has the driving gear, the meshing is connected with drive gear on the lateral wall of driving gear, drive gear extends to in the casing, and fixed rigid coupling has pivot two in the drive gear, the other end of pivot two rotates and is connected with the horizontal pole, the both ends of horizontal pole respectively with the inner wall rigid coupling of casing, and the meshing is connected with driven gear on drive gear's the lateral wall, fixed rigid coupling has the pole that links up in. This industrial fan can be to the motor cooling, avoids the motor overheated and damage to improved industrial fan's life, reduced cost consumption, and increased the air current diffusion area, made industrial fan's work effect good, improved work efficiency.

Description

Industrial fan with fan blades capable of reducing noise

Technical Field

The utility model relates to an industrial equipment field specifically is an industrial fan that flabellum can fall and make an uproar.

Background

The industrial fan can most effectively push a large amount of air to move, generate super large air quantity, enable the space to form a moving circulating airflow field, and can effectively regulate and control the air circulation problem of an industrial production workshop, and the noise of the industrial fan is generally large and needs additional noise reduction treatment;

general industrial fan on the market does not have corresponding motor cooling mechanism for after industrial fan uses for a long time, the motor very easily damages because of overheated, thereby has reduced industrial fan's life, has improved the cost consumption, and the air current direction of general industrial fan is fixed, makes the air current diffusion face reduce, thereby makes industrial fan's work effect poor, has reduced work efficiency, has brought the great problem of noise simultaneously, for this reason, we provide an industrial fan that the flabellum can fall the noise.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an industrial fan that flabellum can fall and make an uproar, do not have corresponding motor cooling mechanism with the general industrial fan who proposes in solving above-mentioned background art, make the industrial fan use the back for a long time, the motor very easily damages because of overheated, thereby the life of industrial fan has been reduced, the cost consumption is improved, and the air current direction of general industrial fan is fixed, make the air current diffusion face reduce, thereby it is poor to make the working effect of industrial fan, the work efficiency is reduced, the great problem of noise has been brought simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an industrial fan that flabellum can make an uproar, includes the casing, install the motor on the lateral wall of casing, the rigid coupling has transmission shaft one on the output of motor, the fixed rigid coupling of the other end of transmission shaft one has the driving gear, the meshing is connected with drive gear on the lateral wall of driving gear, drive gear extends to in the casing, and fixed rigid coupling has pivot two in the drive gear, the other end rotation of pivot two is connected with the horizontal pole, the both ends of horizontal pole respectively with the inner wall rigid coupling of casing, and the meshing is connected with driven gear on drive gear's the lateral wall, the fixed rigid coupling has the linking pole in the driven gear, the bottom surface rigid coupling of linking pole has pivot one, the other end of pivot one rotates with the lateral wall of horizontal pole to be connected, and the top of linking pole installs the motor, the rigid coupling has transmission shaft two, the side wall of the rotating disc is fixedly connected with a fan blade, and the other end of the fan blade is provided with a flow expanding and collecting device.

Preferably, the lateral wall of casing has been seted up the ventilation hole, the ventilation hole is provided with the multiunit, and multiunit ventilation hole sets up about the axis symmetry of casing.

Preferably, the first transmission shaft is parallel to the side wall of the shell, and the driving gear, the transmission gear and the driven gear are located in the same plane.

Preferably, the side wall of the motor is fixedly sleeved with a fixed shell, the surface of the fixed shell is provided with heat dissipation grooves, and the heat dissipation grooves are uniformly distributed on the motor.

Preferably, the number of the fan blades and the number of the flow expansion and collection devices are respectively three, and the three fan blades and the flow expansion and collection devices are uniformly distributed about the transmission shaft two.

Preferably, the joint rod is arranged obliquely, the joint rod and the transmission shaft are located on the same straight line, and the first rotating shaft is located on the central axis of the cross rod.

Preferably, the shell is designed to be a circular truncated cone, the cross rod and the driven gear are designed in parallel, and the cross rod is located at the narrow-mouth end of the shell.

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

the industrial fan drives the rotary table to rotate through the transmission shaft II by starting the motor on the connecting rod, so that the fan blades on the rotary table rotate, the aim of pushing air circulation is fulfilled, the vortex between the fan blades and the shell can be eliminated by the aid of the flow expanding device at the tail ends of the fan blades, the noise reduction effect is further achieved, meanwhile, air circulating in the shell passes through the fixed shell outside the motor, and the surface of the fixed shell is provided with a plurality of groups of radiating grooves, so that the surface area of the fixed shell is increased, the radiating effect of the fixed shell is improved, heat generated by the motor can be rapidly diffused through the fixed shell, the aim of cooling the motor is fulfilled, the motor is prevented from being damaged due to overheating, the service life of the industrial fan is prolonged, and;

this industrial fan is through starting the motor on casing surface, make the motor drive the driving gear through the transmission shaft and rotate, make the driving gear drive the drive gear rotation rather than the meshing is connected, make drive gear rotate on the horizontal pole through pivot two, make drive gear drive the driven gear rotation rather than the meshing is connected, make driven gear pass by oneself on the horizontal pole through pivot one, and then make the slope joint pole on the driven gear do conical motion, make the motor on the joint pole remove along the circular conical surface, and then indirectly reach the purpose that carousel and flabellum removed along the circular conical surface, the air current diffusion area has been increased, make industrial fan's work effect good, and the work efficiency is improved.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the housing of the present invention;

FIG. 3 is a top cross-sectional view of the housing structure of the present invention;

fig. 4 is a schematic structural diagram of the motor of the present invention.

In the figure: 1. a housing; 2. a motor; 3. a first transmission shaft; 4. a driving gear; 5. a transmission gear; 6. a cross bar; 7. a driven gear; 8. a connecting rod; 9. a first rotating shaft; 10. an electric motor; 11. a second transmission shaft; 12. a fan blade; 13. a dilator; 14. a stationary case; 15. and a second rotating shaft.

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.

Referring to fig. 1-4, the present invention provides a technical solution: an industrial fan with fan blades capable of reducing noise comprises a shell 1, wherein a motor 2 is installed on the side wall of the shell 1, a first transmission shaft 3 is fixedly connected to the output end of the motor 2, a driving gear 4 is fixedly sleeved on the other end of the first transmission shaft 3, a transmission gear 5 is meshed and connected to the side wall of the driving gear 4, the transmission gear 5 extends into the shell 1, a second rotating shaft 15 is fixedly sleeved in the transmission gear 5, the other end of the second rotating shaft 15 is rotatably connected with a cross rod 6, two ends of the cross rod 6 are respectively fixedly connected with the inner wall of the shell 1, a driven gear 7 is meshed and connected to the side wall of the transmission gear 5, a connecting rod 8 is fixedly sleeved in the driven gear 7, a first rotating shaft 9 is fixedly connected to the bottom surface of the connecting rod 8, the other end of the first rotating shaft 9 is rotatably connected with the side wall of the cross rod 6, an, a turntable is fixedly sleeved at the other end of the second transmission shaft 11, fan blades 12 are fixedly connected to the side wall of the turntable, a diffuser 13 is installed at the other end of each fan blade 12, the motor 2 on the surface of the shell 1 is started, the motor 2 drives the driving gear 4 to rotate through the first transmission shaft 3, the driving gear 4 drives the transmission gear 5 in meshed connection with the driving gear 4 to rotate, the transmission gear 5 rotates on the cross rod 6 through the second rotating shaft 15, the transmission gear 5 drives the driven gear 7 in meshed connection with the transmission gear to rotate, the driven gear 7 automatically transmits on the cross rod 6 through the first rotating shaft 9, and the inclined joint rod 8 on the driven gear 7 performs conical motion, so that the motor 10 on the joint rod 8 moves along the conical surface, the purpose that the turntable and the fan blades 12 move along the conical surface is indirectly achieved, the air flow diffusion area is increased, and the, the working efficiency is improved;

the side wall of the shell 1 is provided with a plurality of groups of ventilation holes which are symmetrically arranged about the central axis of the shell 1, so that the ventilation directions in the shell 1 are various, and the heat dissipation effect of the surface fixing shell 14 of the motor 10 is improved; the first transmission shaft 3 is arranged in parallel with the side wall of the shell 1, and the driving gear 4, the transmission gear 5 and the driven gear 7 are located in the same plane, so that the structure is reasonable, and the expected effect is convenient to achieve; the side wall of the motor 10 is fixedly sleeved with a fixed shell 14, the surface of the fixed shell 14 is provided with heat dissipation grooves, and the heat dissipation grooves are uniformly distributed on the motor 10, so that the surface area of the fixed shell 14 is increased, the heat dissipation effect of the fixed shell 14 is further improved, heat generated by the motor 10 can be rapidly diffused through the fixed shell 14, and the purpose of cooling the motor 10 is achieved; the number of the fan blades 12 and the number of the flow expansion and collection devices 13 are three, and the three fan blades 12 and the flow expansion and collection devices 13 are uniformly distributed about the transmission shaft two 11, so that the flow expansion and collection devices 13 can eliminate vortex between the fan blades 12 and the housing 1, and further achieve a noise reduction effect; the connecting rod 8 is obliquely arranged, the connecting rod 8 and the transmission shaft II 11 are positioned on the same straight line, and the rotating shaft I9 is positioned on the central axis of the cross rod 6, so that the diffusion area of the airflow of the industrial fan is increased; casing 1 is the design of round platform type, and horizontal pole 6 and driven gear 7 parallel design, and horizontal pole 6 is located the slot end of casing 1 for rational in infrastructure is convenient for reach anticipated effect.

The working principle is as follows: the motor 10 on the connecting rod 8 is started, so that the motor 10 drives the rotating disc to rotate through the transmission shaft two 11, the fan blades 12 on the rotating disc are rotated, the purpose of pushing air circulation is achieved, the vortex between the fan blades 12 and the shell 1 can be eliminated through the flow expanding device 13 at the tail ends of the fan blades 12, the noise reduction effect is further achieved, meanwhile, air circulating in the shell 1 passes through the fixing shell 14 outside the motor 10, the surface of the fixing shell 14 is provided with a plurality of groups of radiating grooves, the surface area of the fixing shell 14 is increased, the radiating effect of the fixing shell 14 is further improved, heat generated by the motor 10 can be rapidly diffused through the fixing shell 14, the purpose of cooling the motor 10 is achieved, the motor 10 is prevented from being damaged due to overheating, the service life of the industrial fan is prolonged, the cost consumption is reduced, when the airflow diffusion area needs to be enlarged, the motor, the motor 2 drives the driving gear 4 to rotate through the first transmission shaft 3, the driving gear 4 drives the transmission gear 5 connected with the driving gear to rotate, the transmission gear 5 rotates on the cross rod 6 through the second rotating shaft 15, the transmission gear 5 drives the driven gear 7 connected with the driving gear to rotate, the driven gear 7 automatically transmits on the cross rod 6 through the first rotating shaft 9, the inclined connecting rod 8 on the driven gear 7 makes conical motion, the motor 10 on the connecting rod 8 moves along the conical surface, the purpose that the turntable and the fan blades 12 move along the conical surface is indirectly achieved, the air flow diffusion area is increased, the working effect of the industrial fan is good, the working efficiency is improved, and the operation is completed.

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. An industrial fan with noise reduction function of fan blades comprises a shell (1), and is characterized in that: install motor (2) on the lateral wall of casing (1), the rigid coupling has transmission shaft one (3) on the output of motor (2), driving gear (4) have been cup jointed to the other end of transmission shaft one (3) fixed, the meshing is connected with drive gear (5) on the lateral wall of driving gear (4), drive gear (5) extend to in casing (1), and drive gear (5) internal fixation has cup jointed pivot two (15), the other end of pivot two (15) rotates and is connected with horizontal pole (6), the both ends of horizontal pole (6) respectively with the inner wall rigid coupling of casing (1), and the meshing is connected with driven gear (7) on the lateral wall of drive gear (5), the rigid coupling has in driven gear (7) has been connected with linking pole (8), the bottom surface rigid coupling of linking pole (8) has pivot one (9), the other end of pivot one (9) rotates with the lateral wall of horizontal pole (6) to be connected, and join in the top of pole (8) and install motor (10), the rigid coupling has transmission shaft two (11) on the output of motor (10), the fixed cup joint of the other end of transmission shaft two (11) has the carousel, the rigid coupling has flabellum (12) on the lateral wall of carousel, the other end of flabellum (12) is installed and is expanded and gather in flow ware (13).

2. The industrial fan with noise reduction capability as claimed in claim 1, wherein: the ventilation holes are formed in the side wall of the shell (1) and are provided with multiple groups, and the multiple groups of ventilation holes are symmetrically arranged relative to the central axis of the shell (1).

3. The industrial fan with noise reduction capability as claimed in claim 1, wherein: the first transmission shaft (3) is parallel to the side wall of the shell (1), and the driving gear (4), the transmission gear (5) and the driven gear (7) are located on the same plane.

4. The industrial fan with noise reduction capability as claimed in claim 1, wherein: the fixed shell (14) of fixed cover on the lateral wall of motor (10) has been connect, the radiating groove has been seted up on the surface of fixed shell (14), the radiating groove is about motor (10) evenly distributed.

5. The industrial fan with noise reduction capability as claimed in claim 1, wherein: the number of the fan blades (12) and the number of the flow-expanding and collecting devices (13) are respectively three, and the three fan blades (12) and the flow-expanding and collecting devices (13) are uniformly distributed about the transmission shaft II (11).

6. The industrial fan with noise reduction capability as claimed in claim 1, wherein: the connecting rod (8) is obliquely arranged, the connecting rod (8) and the second transmission shaft (11) are positioned on the same straight line, and the first rotating shaft (9) is positioned on the central axis of the cross rod (6).

7. The industrial fan with noise reduction capability as claimed in claim 1, wherein: the shell (1) is designed to be of a circular truncated cone shape, the cross rod (6) and the driven gear (7) are designed in parallel, and the cross rod (6) is located at the narrow-mouth end of the shell (1).