CN217999916U

CN217999916U - Axial-flow type ventilator

Info

Publication number: CN217999916U
Application number: CN202221191105.6U
Authority: CN
Inventors: 冯新龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-12-09
Anticipated expiration: 2032-05-17

Abstract

The utility model discloses an axial-flow ventilator, relating to the technical field of ventilators and comprising a fan shell; the driving motor is fixedly connected with the fan shell and is positioned inside the fan shell; the fan adjusting and rotating fan blade mechanism is fixedly connected with an output end shaft of the driving motor and rotates inside the fan shell; the supporting legs are fixedly connected with the fan shell and are positioned on the outer wall of the fan shell. The utility model discloses can adjust the size of flabellum according to the service environment of difference, remove the spacing block structure that slides through the user, come to carry out the slip from top to bottom to stretching out the blade to through the spacing block structure that slides that sets up, go to fix the structure after adjusting, the mode of regulation is convenient, and then goes to adjust the wind pressure of ventilation blower, reduces the energy consumption, gives people and brings better use prospect.

Description

Axial-flow type ventilator

Technical Field

The utility model relates to a ventilation blower technical field specifically is an axial-flow type ventilation blower.

Background

The axial flow fan is airflow in the same direction as the axis of a fan blade (namely, the airflow direction is parallel to the axis), such as an electric fan, an air conditioner external fan is an axial flow type running fan, also called a local fan, and is a fan commonly used by industrial and mining enterprises, which is different from a common fan, a motor and the fan blade of the axial flow fan are arranged in a cylinder, the shape of the axial flow fan is a cylinder, the axial flow fan is used for local ventilation, the installation is convenient, the ventilation effect is obvious and safe, the axial flow fan can be connected with a wind receiving cylinder to send wind to a designated area, the working principle is that airflow enters the axial flow fan from a current collector, after pre-rotation is obtained through a front guide vane, energy is obtained in an impeller movable vane, then through a rear guide vane, a part of deflected airflow kinetic energy is converted into static pressure, finally, the air flows through a diffusion cylinder, a part of axial airflow is converted into the static pressure energy and then is input into a pipeline, in order to fully meet the requirements of wind pressure and wind pressure change in different seasons and production conditions, energy consumption is saved, the airflow and the wind volume and the axial flow fan is inconvenient for people.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an axial-flow fan has solved the problem that the wind pressure can not be adjusted according to the demand under the scene of difference to the ventilation blower.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the technical proposal that: an axial flow ventilator comprising a fan housing;

the driving motor is fixedly connected with the fan shell and is positioned inside the fan shell;

the fan adjusting and rotating fan blade mechanism is fixedly connected with an output end shaft of the driving motor and rotates inside a fan shell;

the supporting legs are fixedly connected with the fan shell and are located on the outer wall of the fan shell.

Preferably, the fan is adjusted and is rotated flabellum mechanism and is included first rotation post, driving motor's one end fixedly connected with connecting axle piece is kept away from to first rotation post, the flexible flabellum structure of a plurality of outer wall fixedly connected with of connecting axle piece, flexible flabellum is provided with the fixed block structurally, the one end that flexible flabellum structure was kept away from to the fixed block is rotated and is connected with the connecting rod, the one end that the fixed block was kept away from to the connecting rod is rotated and is connected with the spacing block structure that slides, the stopper structure sliding connection that slides is on first rotation post.

Preferably, flexible flabellum structure is including holding the blade, the inside that holds the blade is hollow form, the inside that holds the blade is provided with out the blade, the spout has been seted up to the inside that holds the blade, the lower fixed surface who stretches out the blade is connected with the sliding block, sliding block sliding connection is in the inside of spout, it passes through the sliding block and holds blade sliding connection to stretch out the blade.

Preferably, the outer side surface of the extending blade is fixedly connected with a fixed block, and the telescopic fan blade structure stretches through sliding of the sliding limiting block structure.

Preferably, the slip stopper structure includes the outer lane shell, two sets of holding tanks have been seted up on the outer lane shell, the inner wall of holding tank rotates and is connected with the second and rotates the post, the outer wall and the connecting rod fixed connection of post are rotated to the second, the connecting rod rotates the post through the second and rotates the connection with the outer lane shell.

Preferably, two sets of fixed threads are arranged on the outer ring shell, the fixed threads are screwed in the inner threads of the fixed threads passing grooves and are connected with fixed screws, a plurality of fixed thread grooves matched with the fixed screws are arranged on the first rotating column, the fixed thread grooves and the fixed threads are matched with the fixed screws, and the outer ring shell is fixed with the first rotating column through the fixed screws.

(III) advantageous effects

The beneficial effects of the utility model reside in that:

1. this axial-flow fan adjusts rotating fan blade mechanism through the fan that sets up, can adjust the size of flabellum according to the service environment of difference, and then goes to adjust the wind pressure of ventilation blower, reduces the energy consumption, adjusts fast convenient, gives people and brings better use prospect.

2. This axial-flow fan through the flexible flabellum structure that sets up, can remove the slip stopper structure through the user, and the sliding block on stretching out the blade slides in holding the spout that sets up in the blade, comes to carry out the slip from top to bottom to stretching out the blade, and the mode of regulation is convenient.

3. This axial-flow fan goes to adjust the size of flabellum through the spacing block structure that slides that sets up, and after adjusting the completion, the user fixes through fixing the fixed screw in the fixed thread groove that corresponds on first rotation post, fixes, and the structure after will adjusting is fixed, prevents to loosen and takes off.

Drawings

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

FIG. 2 is a side view of the fan blade adjusting mechanism of the present invention;

FIG. 3 is a front view showing the structure of the retractable fan blade of the present invention;

figure 4 is the utility model discloses the slip stopper structure profile view.

In the figure: 1. a fan housing; 2. the fan adjusts the rotating fan blade mechanism; 3. supporting legs; 4. a drive motor; 5. a fixed block; 6. a connecting rod; 7. a telescopic fan blade structure; 8. connecting the shaft block; 9. a sliding limit block structure; 10. a first rotating column; 701. extending the blade; 702. a slider; 703. accommodating the blade; 704. a chute; 901. fixing screws; 902. fixing the thread through the groove; 903. fixing the thread groove; 904. an outer race shell; 905. a second rotating cylinder; 906. and (6) accommodating the tank.

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 efforts all belong to the protection scope of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: an axial-flow fan includes a fan housing 1;

the driving motor 4 is fixedly connected with the fan shell 1, and the driving motor 4 is positioned in the fan shell 1;

the fan adjusting and rotating fan blade mechanism 2 is fixedly connected with an output end shaft of the driving motor 4, and the fan adjusting and rotating fan blade mechanism 2 rotates inside the fan shell 1;

supporting legs 3, supporting legs 3 and fan shell 1 fixed connection, supporting legs 3 are located the outer wall of fan shell 1.

Further, fan regulation rotating fan blade mechanism 2 includes first rotation post 10, the one end fixedly connected with connecting shaft piece 8 of driving motor 4 is kept away from to first rotation post 10, the flexible flabellum structure 7 of the outer wall fixedly connected with a plurality of connecting shaft piece 8, be provided with fixed block 5 on the flexible flabellum structure 7, the one end that flexible flabellum structure 7 was kept away from to fixed block 5 is rotated and is connected with connecting rod 6, the one end that fixed block 5 was kept away from to connecting rod 6 is rotated and is connected with slip stopper structure 9, slip stopper structure 9 sliding connection is on first rotation post 10.

Further, the retractable fan blade structure 7 includes a containing blade 703, the inside of the containing blade 703 is hollow, an extending blade 701 is arranged inside the containing blade 703, a sliding groove 704 is arranged inside the containing blade 703, a sliding block 702 is fixedly connected to the lower surface of the extending blade 701, the sliding block 702 is slidably connected inside the sliding groove 704, and the extending blade 701 is slidably connected with the containing blade 703 through the sliding block 702.

Further, the outer side surface of the extending blade 701 is fixedly connected with a fixing block 5, and the telescopic fan blade structure 7 is telescopic through the sliding of the sliding limiting block structure 9.

Further, slip stopper structure 9 includes outer lane shell 904, has seted up two sets of holding tanks 906 on the outer lane shell 904, and the inner wall of holding tank 906 rotates and is connected with the second and rotates post 905, and the second rotates the outer wall and connecting rod 6 fixed connection of post 905, and connecting rod 6 rotates post 905 and outer lane shell 904 through the second and rotates and be connected.

Further, two sets of fixed threads are arranged on the outer ring shell 904, the inner threads of the fixed threads passing through the grooves 902 are screwed with fixed screws 901, a plurality of fixed thread grooves 903 matched with the fixed screws 901 are arranged on the first rotating column 10, the fixed thread grooves 903 and the fixed threads passing through the grooves 902 are matched with the fixed screws 901, and the outer ring shell 904 is fixed with the first rotating column 10 through the fixed screws 901.

Through the flexible flabellum structure 7 that sets up, can remove slip stopper structure 9 through the user, slide block 702 on stretching out blade 701 slides in holding the spout 704 that sets up in blade 703, come to carry out the slip from top to bottom to stretching out blade 701, the mode of regulation is convenient, after the regulation is accomplished, the user is through fixing fixed screw 901 in the fixed thread groove 903 that corresponds on first rotation post 10, fix, the structure after will adjusting is fixed, prevent to loosen and take off.

Rotating flabellum mechanism 2 is adjusted through the fan that sets up, can adjust the size of flabellum according to the service environment of difference, and then go to adjust the wind pressure of ventilation blower, reduce the energy consumption, adjust fast convenient, give people and bring better use prospect.

Procedure of use

S1: transporting the fan housing 1 to a use place;

s2: the size of the fan blade is adjusted according to a specific scene, a user moves the sliding limiting block structure 9, the sliding block 702 on the extending blade 701 slides in the sliding groove 704 formed in the accommodating blade 703 to slide the extending blade 701 up and down, and the adjusting mode is convenient and fast;

s3: after the adjustment is completed, the user fixes the fixing screw 901 in the corresponding fixing thread groove 903 on the first rotary column 10, and fixes the adjusted structure to prevent loosening;

s4: the plug is inserted, the driving motor 4 is opened, and the fan blades rotate to blow air.

The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. An axial-flow fan characterized in that: comprises a fan shell (1);

the driving motor (4), the driving motor (4) is fixedly connected with the fan shell (1), and the driving motor (4) is positioned inside the fan shell (1);

the fan adjusting and rotating fan blade mechanism (2) is fixedly connected with an output end shaft of the driving motor (4), and the fan adjusting and rotating fan blade mechanism (2) rotates inside the fan shell (1);

the fan support comprises support legs (3), the support legs (3) are fixedly connected with the fan shell (1), and the support legs (3) are located on the outer wall of the fan shell (1).

2. An axial flow ventilator according to claim 1 in which: fan is adjusted and is rotated flabellum mechanism (2) including first rotation post (10), the one end fixedly connected with connecting shaft piece (8) of driving motor (4) are kept away from in first rotation post (10), the flexible flabellum structure of a plurality of (7) of outer wall fixedly connected with of connecting shaft piece (8), be provided with fixed block (5) on flexible flabellum structure (7), the one end that flexible flabellum structure (7) were kept away from in fixed block (5) is rotated and is connected with connecting rod (6), the one end that fixed block (5) were kept away from in connecting rod (6) is rotated and is connected with slip stopper structure (9), slip stopper structure (9) sliding connection is on first rotation post (10).

3. An axial flow ventilator according to claim 2 in which: the retractable fan blade structure (7) comprises an accommodating blade (703), the inside of the accommodating blade (703) is hollow, an extending blade (701) is arranged inside the accommodating blade (703), a sliding groove (704) is formed inside the accommodating blade (703), a sliding block (702) is fixedly connected to the lower surface of the extending blade (701), the sliding block (702) is connected to the inside of the sliding groove (704) in a sliding manner, and the extending blade (701) is connected with the accommodating blade (703) in a sliding manner through the sliding block (702).

4. An axial flow ventilator according to claim 3 in which: the outer side face of the extension blade (701) is fixedly connected with a fixing block (5), and the telescopic fan blade structure (7) stretches out and draws back through sliding of the sliding limiting block structure (9).

5. An axial flow ventilator according to claim 2 in which: slide stopper structure (9) include outer lane shell (904), two sets of holding tanks (906) have been seted up on outer lane shell (904), the inner wall of holding tank (906) rotates and is connected with the second and rotates post (905), the outer wall and connecting rod (6) fixed connection of post (905) are rotated to the second, connecting rod (6) rotate post (905) through the second and are connected with outer lane shell (904) rotation.

6. An axial flow ventilator according to claim 5 in which: two groups of fixed threads are arranged on the outer ring shell (904) and pass through the groove (902), the internal threads of the fixed threads passing through the groove (902) are screwed and connected with the fixed screws (901), a plurality of fixed thread grooves (903) matched with the fixed screws (901) are arranged on the first rotating column (10), the fixed thread grooves (903) and the fixed threads pass through the groove (902) and are matched with the fixed screws (901), and the outer ring shell (904) is fixed with the first rotating column (10) through the fixed screws (901).