CN111664125A

CN111664125A - Heat radiator for air-blower

Info

Publication number: CN111664125A
Application number: CN202010389435.5A
Authority: CN
Inventors: 林锦章
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-10
Filing date: 2020-05-10
Publication date: 2020-09-15

Abstract

The invention discloses a blower heat dissipation device, which comprises a blower body, wherein a motor chamber and a volute are arranged in the blower body, a rotating motor is fixedly connected to the side wall of the motor chamber, a driving shaft of the rotating motor is horizontally arranged, the driving shaft of the rotating motor penetrates through the side wall of the motor chamber and extends into the volute, a rotating drum is fixedly sleeved at one end, positioned in the volute, of the driving shaft of the rotating motor, a plurality of first fan blades are fixedly connected to the side wall of the rotating drum, a horizontally arranged first rotating shaft is rotatably connected to the inner ground surface of the motor chamber, the first rotating shaft is in transmission connection with the rotating drum through a first transmission mechanism, a vertical rod is fixedly connected to the inner top wall of the motor chamber, a first bearing seat is fixedly connected to the lower end of the vertical rod, a second rotating shaft is rotatably connected to the first bearing seat, the original rotating motor of the blower body, thus, the rotating motor can conveniently dissipate heat.

Description

Heat radiator for air-blower

Technical Field

The invention relates to the technical field of machinery, in particular to a heat dissipation device of an air blower.

Background

With the continuous development of economy, the scenes and machines for using the air blower are increased, the air blower slowly enters the life of people, the air blower does not have friction due to the fact that the impeller runs in the machine body, lubrication is not needed, discharged gas does not contain oil, the air blower is an ideal pneumatic conveying air source for industries such as chemical engineering and food, the air blower belongs to a volume running type air blower, when the air blower is used, flow change is small along with the change of pressure, but the flow changes along with the change of rotating speed, therefore, the pressure selection range is wide, and the flow can be selected through the selection of the rotating speed to meet the requirement. However, the blowers on the market are used for a long time, and certain specific occasions can lead the blowers to be used for one day or more, so that the motors of the blowers generate heat, and the damage to the motors of the blowers and the service life of the blowers are greatly reduced to a certain extent.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a heat dissipation device of a blower.

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

a heat dissipation device of an air blower comprises a first shell, a second shell is fixedly connected to the side wall of the first shell, a rotating motor is installed in the first shell, a driving shaft of the rotating motor penetrates through the side wall of the first shell and extends into the second shell, a rotary drum is fixedly sleeved at one end, located in the second shell, of the driving shaft of the rotating motor, a plurality of first fan blades are fixedly connected to the side wall of the rotary drum, the heat dissipation device is characterized in that a first rotating shaft which is horizontally arranged is rotatably connected to the inner side wall of the first shell, one end of the first rotating shaft extends into the second shell and is in transmission connection with the rotary drum through a first transmission mechanism, a vertical rod is arranged on one side, away from the driving shaft, of the rotating motor, the upper end of the vertical rod is fixedly connected with the inner top wall of the first shell, a first bearing seat is fixedly connected to the lower end of the vertical rod, one end, far away from the first bearing seat, of the second rotating shaft is rotatably connected with the inner side wall of the first shell, a plurality of second fan blades are fixedly connected to the side wall of the second rotating shaft, the second rotating shaft is in transmission connection with the first rotating shaft through a second transmission mechanism, and an air inlet and an air outlet are formed in the side wall of the first shell respectively.

Preferably, the first transmission mechanism comprises a first belt pulley coaxially and fixedly connected with one end of the first rotating shaft, which is located in the second housing, the rotating shaft is coaxially and fixedly connected with a second belt pulley, and the first belt pulley and the second belt pulley are in transmission connection through a first belt.

Preferably, the second transmission mechanism comprises a third belt pulley coaxially and fixedly connected with one end of the first rotating shaft, which is located in the first housing, a fourth belt pulley coaxially and fixedly connected with the second rotating shaft, and the third belt pulley and the fourth belt pulley are in transmission connection through a second belt.

Preferably, a second bearing seat is sleeved outside the first rotating shaft, and the second bearing seat is fixedly connected with the inner bottom wall of the first shell.

Preferably, a first dust guard is fixedly connected in the air inlet, and a second dust guard is fixedly connected in the air outlet.

Preferably, a filter screen is fixedly connected to the side wall of the second housing.

The invention has the beneficial effects that:

according to the invention, the second fan blades arranged in the first shell rotate to accelerate the circulation of air so as to enable the rotating motor to achieve the purpose of heat dissipation, wherein the second belt pulley fixedly connected with the side wall of the rotating drum rotates along with the rotation of the driving shaft of the rotating motor, the second belt pulley drives the first belt pulley to rotate through the first belt, the first belt pulley drives the third belt pulley to rotate through the second rotating shaft, the third belt pulley drives the fourth belt pulley to rotate through the second belt, and the fourth belt pulley drives the second fan blades to rotate, so that the second fan blades can enable continuous air to enter from the first dustproof plate, the air in the first shell is output through the second dustproof plate, and the air in the second shell is output through the filter screen, so that the purpose of heat dissipation is achieved. According to the invention, the second fan blade is driven to rotate by the original rotating motor of the blower, so that the rotating motor is convenient to radiate heat, the structure in the first shell is compact, only the space in the original shell is occupied, and other shells do not need to be additionally added.

Drawings

FIG. 1 is a schematic view of a heat sink of a blower;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

fig. 3 is a schematic view of the mechanism at B in fig. 1.

In the figure: the fan comprises a first shell 1, a second shell 2, a rotating motor 3, a rotating drum 4, a first fan blade 5, a first rotating shaft 6, a vertical rod 7, a first bearing seat 8, a second rotating shaft 9, a second fan blade 10, an air inlet 11, an air outlet 12, a first belt pulley 13, a second belt pulley 14, a first belt 15, a third belt pulley 16, a fourth belt pulley 17, a second belt 18, a second bearing seat 19, a first dust guard plate 20, a second dust guard plate 21 and a filter screen 22.

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. 1-3, a heat dissipation device for an air blower includes a first housing 1, a second housing 2 fixedly connected to a side wall of the first housing 1, a filter 22 fixedly connected to a side wall of the second housing 2 for preventing an object from entering the second housing 2, so that a first fan blade 5 cannot rotate due to the object blocking, thereby causing damage to the rotating motor 3, the rotating motor 3 is installed in the first housing 1, a driving shaft of the rotating motor 3 penetrates through the side wall of the first housing 1 and extends into the second housing 2, a rotating drum 4 is fixedly connected to an end of the driving shaft of the rotating motor 3 located in the second housing 2, a plurality of first fan blades 5 are fixedly connected to a side wall of the rotating drum 4, and is characterized in that a first rotating shaft 6 horizontally arranged is rotatably connected to an inner side wall of the first housing 1, a second bearing 19 is sleeved on the first rotating shaft 6, the second bearing 19 is fixedly connected to an inner bottom wall of the first housing 1, the second bearing block 19 prevents the first rotating shaft 6 from being unsmooth in rotation due to the excessively long distance, one end of the first rotating shaft 6 extends into the second casing 2 and is in transmission connection with the rotating drum 4 through the first transmission mechanism, the first transmission mechanism comprises a first belt pulley 13 which is coaxially and fixedly connected with one end of the first rotating shaft 6, which is positioned in the second casing 2, a second belt pulley 14 is coaxially and fixedly connected with the rotating drum 4, the first belt pulley 13 and the second belt pulley 14 are in transmission connection through a first belt 15, the driving shaft of the rotating motor 3 drives the rotating drum 4 to rotate, the rotating drum 4 drives the second belt pulley 14 to rotate, the second belt pulley 14 drives the first belt 15 to rotate, the first belt 15 drives the first belt pulley 13 to rotate, a vertical rod 7 is arranged on one side of the rotating motor 3, which is far away from the driving shaft, the upper end of the vertical rod 7 is fixedly connected with the inner top wall of the first casing 1, the lower end of the vertical rod 7, a second rotating shaft 9 is rotatably connected in the first bearing seat 8, one end of the second rotating shaft 9, which is far away from the first bearing seat 8, is rotatably connected with the inner side wall of the first casing 1, a plurality of second fan blades 10 are fixedly connected on the side wall of the second rotating shaft 9, the second rotating shaft 9 is in transmission connection with the first rotating shaft 6 through a second transmission mechanism, the second transmission mechanism comprises a third belt pulley 16 which is coaxially and fixedly connected with one end of the first rotating shaft 6, which is positioned in the first casing 1, a fourth belt pulley 17 is coaxially and fixedly connected on the second rotating shaft 9, the third belt pulley 16 and the fourth belt pulley 17 are in transmission connection through a second belt 18, the first belt pulley 13 drives the second rotating shaft 9 to rotate, the second rotating shaft 9 drives the third belt pulley 16 to rotate, the third belt pulley 16 drives the second belt 18 to rotate, the second belt 18 drives the fourth belt pulley 17 to rotate, the fourth belt pulley 17 drives the second fan blades 10 to, the side wall of the first shell 1 is provided with an air inlet 11 and an air outlet 12 respectively, the air inlet 11 is internally and fixedly connected with a first dust guard 20, the air outlet 12 is internally and fixedly connected with a second dust guard 21, and dust and other objects are prevented from entering the first shell 1, so that the service life of the rotating motor 3 is prevented from being influenced.

The invention accelerates the circulation of air by rotating the second fan blade 10 arranged in the first shell 1, thereby leading the rotating motor 3 to achieve the purpose of heat dissipation, wherein, the second belt pulley 14 fixedly connected with the side wall of the rotary drum 4 can rotate along with the rotation of the driving shaft of the rotating motor 3, the second belt pulley 14 drives the first belt pulley 13 to rotate through the first belt 15, the first belt pulley 13 drives the third belt pulley 16 to rotate through the second rotating shaft 6, the third belt pulley 16 drives the fourth belt pulley 17 to rotate through the second belt 18, the fourth belt pulley 17 drives the second fan blade 10 to rotate, therefore, the second fan blade 10 can continuously introduce air from the first dust-proof plate 20, so that the air in the first housing 1 is output through the second dust-proof plate 21 and the air in the second housing 2 is output through the filter screen 22, thereby achieving the purpose of heat dissipation.

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 the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A heat dissipation device of an air blower comprises a first shell (1), wherein a second shell (2) is fixedly connected to the side wall of the first shell (1), a rotating motor (3) is installed in the first shell (1), a driving shaft of the rotating motor (3) penetrates through the side wall of the first shell (1) and extends into the second shell (2), a rotating drum (4) is fixedly sleeved at one end, located in the second shell (2), of the driving shaft of the rotating motor (3), a plurality of first fan blades (5) are fixedly connected to the side wall of the rotating drum (4), the heat dissipation device is characterized in that a first rotating shaft (6) which is horizontally arranged is rotatably connected to the inner side wall of the first shell (1), one end of the first rotating shaft (6) extends into the second shell (2) and is in transmission connection with the rotating drum (4) through a first transmission mechanism, a vertical rod (7) is arranged on one side, far away from the driving shaft, of the rotating motor (3), the utility model discloses a fan, including montant (7), the upper end of montant (7) and the interior roof fixed connection of first casing (1), the lower extreme fixedly connected with primary shaft bearing (8) of montant (7), primary shaft bearing (8) internal rotation is connected with second pivot (9), the one end that primary shaft bearing (8) were kept away from in second pivot (9) rotates with the inside wall of first casing (1) to be connected, fixedly connected with multi-disc second flabellum (10) on the lateral wall of second pivot (9), be connected through the transmission of second drive mechanism between second pivot (9) and first pivot (6), be provided with air intake (11) and air outlet (12) on the lateral wall of first casing (1) respectively.

2. The heat sink of claim 1, wherein the first transmission mechanism comprises a first pulley (13) coaxially and fixedly connected with one end of the first rotating shaft (6) located in the second housing (2), a second pulley (14) coaxially and fixedly connected with the rotating shaft (4), and the first pulley (13) and the second pulley (14) are in transmission connection through a first belt (15).

3. The heat dissipation device of a blower as claimed in claim 1, wherein the second transmission mechanism comprises a third belt pulley (16) coaxially and fixedly connected with one end of the first rotating shaft (6) located in the first housing (1), a fourth belt pulley (17) coaxially and fixedly connected with the second rotating shaft (9), and the third belt pulley (16) and the fourth belt pulley (17) are in transmission connection through a second belt (18).

4. The heat sink of a blower as claimed in claim 1, wherein a second bearing seat (19) is externally fitted around the first rotating shaft (6), and the second bearing seat (19) is fixedly connected to the inner bottom wall of the first housing (1).

5. The heat sink of claim 1, wherein a first dust-proof plate (20) is fixedly connected to the inside of the air inlet (11), and a second dust-proof plate (21) is fixedly connected to the inside of the air outlet (12).

6. The heat sink of a blower as claimed in claim 1, wherein a filter screen (22) is fixedly connected to the side wall of the second housing (2).