CN216642512U

CN216642512U - Moving blade adjusting device of axial flow fan

Info

Publication number: CN216642512U
Application number: CN202123422068.3U
Authority: CN
Inventors: 贾佳; 周世杰; 贾明; 徐晓贤
Original assignee: Wuxi Jia Yi Lin Electric Co ltd
Current assignee: Wuxi Jia Yi Lin Electric Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-05-31
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses an axial flow fan movable blade adjusting device which comprises a fan protective shell, wherein three symmetrically-arranged sliding grooves are formed in one side of the inner wall of the fan protective shell, a sliding block is arranged inside each sliding groove, a connecting plate is fixedly connected to the vertical wall of one side, away from the sliding grooves, of each sliding block, a fixing ring is fixedly connected to one side, away from the sliding blocks, of each connecting plate, a fan body is installed on the inner wall of each fixing ring, a mounting plate is fixedly connected to one side, located on each sliding groove, of each sliding block, and a circular plate is fixedly connected to one side, away from each sliding block, of each mounting plate. Through spout, slider and the threaded rod isotructure that sets up, be convenient for adjust the fan position, through changeing the rotation threaded rod, make the threaded rod remove to the one side of keeping away from the fan body, the inside of slider cigarette spout removes to can remove the fan body, and then can adjust the fan body, be convenient for adjust the air-out scope of fan body.

Description

Moving blade adjusting device of axial flow fan

Technical Field

The utility model belongs to the technical field of axial flow fans, and particularly relates to a movable blade adjusting device of an axial flow fan.

Background

The axial flow fan is a machine for converting the energy of a prime motor into gas energy, is generally used in the industries of mines, chemical engineering, textiles and the like, cement, environmental protection and dust removal, and is called as axial flow because gas flows parallel to a fan shaft, and the axial flow fan is generally used in occasions with higher flow requirements and lower pressure requirements.

Present axial fan movable vane adjusting device in the market mainly improves to the aspect of practicing thrift the energy consumption, like the energy-conserving axial fan that chinese patent CN211370771U provided, it has the advantage of practicing thrift the energy consumption, but this energy-conserving axial fan passes through gear and cingulum drive fan and rotates, play energy-conserving effect, but the fan is fixed inside the shell, the wind that the fan blew out is kept off partly by the shell, thereby the scope of blowing has been reduced, and current fan can produce heat energy at the during operation, and current device does not dispel the heat to the fan, make the fan work for a long time, cause the fan to damage consequently we provide an axial fan movable vane adjusting device easily, be used for solving this kind of condition.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the movable blade adjusting device of the axial flow fan, which has the advantages of being convenient to adjust the position of the fan and being capable of cooling the fan.

In order to achieve the purpose, the utility model provides the following technical scheme: a movable blade adjusting device of an axial flow fan comprises a fan protecting shell, wherein one side of the inner wall of the fan protecting shell is provided with three symmetrically arranged sliding grooves, each sliding groove is internally provided with a sliding block, one side of each sliding block, which is far away from the sliding groove, is fixedly connected with a connecting plate, one side of each connecting plate, which is far away from the sliding groove, is fixedly connected with a fixing ring, the inner wall of each fixing ring is provided with a fan body, one side of each sliding block, which is positioned at the sliding groove, is fixedly connected with a mounting plate, one side of each mounting plate, which is far away from the sliding block, is fixedly connected with a circular plate, one side of each circular plate, which is far away from the fan body, is rotatably connected with a threaded rod, one side of each circular plate, which is far away from the fan protecting shell, is fixedly provided with a fixing plate, one side of each fixing plate, which is far away from the fixing plate, is fixedly provided with a filter screen frame, one side of each filter screen frame, which is positioned at the threaded rod, is provided with a threaded hole matched with the threaded rod, and one end of the threaded rod, which is far away from the fan body, is in threaded connection with the threaded hole.

Through above-mentioned technical scheme, rotate the threaded rod, the plectane follows the threaded rod and removes, and the mounting panel follows the plectane and removes, and the slider follows the mounting panel and removes, and the connecting plate follows the slider and removes to can remove the fan body, and then can adjust the fan body.

Preferably, the link is installed to one side of after-frame, one side fixed mounting that the back-frame was kept away from to the link has the condensing box, the condenser pipe is installed to the inner wall of after-frame, the framework that the both ends of condenser pipe all passed the back-frame is connected with the both sides of condensing box, the both ends of condenser pipe all extend to the inside of condensing box.

Through the technical scheme, the condenser box and the condenser pipe can cool the inside of the fan protecting shell to cool the inside of the fan protecting shell, so that the fan body can be cooled, and the surface temperature of the fan body is prevented from being too high, and the fan body is prevented from being damaged.

Preferably, the inner wall of the rear frame is fixedly connected with a cold guiding plate at one side of the condensing tube far away from the filter screen frame.

Through above-mentioned technical scheme, lead in the cold plate can be with the leading-in fan protecting crust of condenser pipe radiating cold air, improve the radiating effect of fan body.

Preferably, one end of the threaded rod, which is far away from the fan body, extends to one side of the filter screen frame, which is far away from the rear frame, and the rotating handle is fixedly mounted on the one side of the filter screen frame.

Through above-mentioned technical scheme, change and be convenient for rotate the threaded rod to can adjust the fan body.

Preferably, the one side that the fixed plate was kept away from to the back frame sets up the screw hole that three symmetry set up, every the inside of screw hole all is equipped with the bolt, every the bolt all passes screw hole and fixed plate towards the one end of fixed plate and extends to one side that the back frame was kept away from to the fixed plate and threaded connection has the nut.

Through above-mentioned technical scheme, the bolt and nut can be connected back frame and fixed plate to be convenient for fix the condensing box.

Preferably, each mounting plate is of an L-shaped structure.

Through above-mentioned technical scheme, be the L type with the mounting panel design, be convenient for remove fan body, reduce the contact object on fan body surface.

Preferably, a support frame is installed on one side of the fan protective shell.

Through above-mentioned technical scheme, the support frame can support the fan protecting crust, is convenient for fix the fan body.

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

1. through spout, slider and the threaded rod isotructure that sets up, be convenient for adjust the fan position, through changeing the rotation threaded rod, make the threaded rod remove to the one side of keeping away from the fan body, the inside removal of spout is followed to the slider to can remove the fan body, and then can adjust the fan body, be convenient for adjust the air-out scope of fan body.

2. Through condenser pipe, condensing box that sets up and lead cold drawing isotructure, can cool down the fan, lead to the leading-in condensate of condenser pipe through the condensing box, make the condenser pipe to the inside cold air that gives off of back frame, lead in the cold drawing leads to the leading-in fan protecting crust of cold air to can reduce heat to the fan body, prevent that the fan body from being in high temperature state for a long time, and cause the fan body to damage.

Drawings

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

FIG. 2 is a schematic diagram of a rear frame structure according to the present invention;

FIG. 3 is a schematic structural diagram of a blower body according to the present invention;

fig. 4 is a schematic view of the structure of the screen frame of the present invention.

In the figure: 1. a fan guard housing; 2. a support frame; 3. a fan body; 4. a fixing ring; 5. a chute; 6. a fixing plate; 7. a rear frame; 8. a screen frame; 9. a condenser tube; 10. a threaded rod; 11. a slider; 12. a connecting plate; 13. mounting a plate; 14. a circular plate; 15. a cold conducting plate; 16. a bolt; 17. a condensing tank; 18. a connecting frame.

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.

Referring to fig. 1-4, the present invention provides a technical solution: an axial flow fan movable blade adjusting device comprises a fan protective shell 1, wherein three symmetrically arranged sliding grooves 5 are formed in one side of the inner wall of the fan protective shell 1, a sliding block 11 is arranged in each sliding groove 5, a connecting plate 12 is fixedly connected to the vertical wall of one side, away from each sliding groove 5, of each sliding block 11, a fixing ring 4 is fixedly connected to one side, away from each sliding block 11, of each connecting plate 12, a fan body 3 is installed on the inner wall of each fixing ring 4, a mounting plate 13 is fixedly connected to one side, located on each sliding groove 5, of each sliding block 11, a circular plate 14 is fixedly connected to one side, away from each sliding block 11, of each circular plate 13, a threaded rod 10 is rotatably connected to one side, away from each fan body 3, of each circular plate 14, a fixing plate 6 is fixedly installed on the outer wall of one side, away from each fan protective shell 1, of each fixing plate 6 is provided with a rear frame 7, and one side, away from each fixing plate 6, of each rear frame 7 is fixedly provided with a filter screen frame 8, one side of the filter screen frame 8, which is located on the threaded rod 10, is provided with a threaded hole matched with the threaded rod 10, and one end, far away from the fan body 3, of the threaded rod 10 is in threaded connection with the threaded hole.

In this embodiment, by rotating the threaded rod 10, the circular plate 14 moves along with the threaded rod 10, the mounting plate 13 moves along with the circular plate 14, the slider 11 moves along with the mounting plate 13, and the connecting plate 12 moves along with the slider 11, so that the fan body 3 can be moved, and the fan body 3 can be adjusted.

Specifically, link 18 is installed to one side of rear frame 7, and one side fixed mounting that rear frame 7 was kept away from to link 18 has condenser box 17, and condenser pipe 9 is installed to the inner wall of rear frame 7, and the framework that rear frame 7 was all passed at the both ends of condenser pipe 9 is connected with the both sides of condenser box 17, and the both ends of condenser pipe 9 all extend to the inside of condenser box 17.

In this embodiment, can be to the inside cold air that dispels the heat of fan protecting crust 1 through condenser box 17 and condenser pipe 9, can cool down to fan protecting crust 1 is inside to can cool down fan body 3, and then prevent that 3 surface temperature of fan body is too high, and cause fan body 3 to damage.

Specifically, a cold conducting plate 15 is fixedly connected to one side of the inner wall of the rear frame 7, which is located on the condensing tube 9 and away from the filter screen frame 8.

In this embodiment, the cold air dissipated by the condensation pipe 9 can be guided into the fan protection shell 1 through the cold conduction plate 15, so that the heat dissipation effect of the fan body 3 is improved.

Specifically, one end of the threaded rod 10, which is far away from the fan body 3, extends to one side of the filter screen frame 8, which is far away from the rear frame 7, and the rotating handle is fixedly installed on the one side.

In this embodiment, the threaded rod 10 is rotated by rotating the handle, so that the blower body 3 can be adjusted.

Specifically, the threaded holes that three symmetry set up are seted up to one side that fixed plate 6 was kept away from to back frame 7, and the inside of every threaded hole all is equipped with bolt 16, and threaded hole and fixed plate 6 extend to one side that fixed plate 6 kept away from back frame 7 and threaded connection have the nut towards the one end of fixed plate 6 all are passed to every bolt 16.

In this embodiment, the rear frame 7 and the fixing plate 6 can be connected by the bolts 16 and the nuts, so that the condensation tank 17 can be fixed conveniently.

Specifically, each mounting plate 13 is of an L-shaped configuration.

In this embodiment, through designing mounting panel 13 for the L type, be convenient for remove fan body 3, reduce the contact object on fan body 3 surface.

Specifically, a support frame 2 is installed on one side of the fan protection shell 1.

In this embodiment, can support fan protecting crust 1 through support frame 2, be convenient for fix fan body 3.

The working principle and the using process of the utility model are as follows: through changeing rotating threaded rod 10, make threaded rod 10 to the side of keeping away from fan body 3 remove, plectane 14 follows threaded rod 10 and removes, mounting panel 13 follows plectane 14 and removes, slider 11 follows mounting panel 13 and removes, connecting plate 12 follows slider 11 and removes, gu fixed ring 4 follows connecting plate 12 and removes, fan body 3 follows solid fixed ring 4 and removes, thereby can remove fan body 3, and then can adjust fan body 3, be convenient for adjust the air-out scope of fan body 3, through the leading-in condensate of condenser pipe 17 to condenser pipe 9, make condenser pipe 9 distribute cold air to 7 insides of after frames, lead in cold plate 15 with the leading-in fan protecting crust of cold air 1, thereby can reduce heat to fan body 3, prevent that fan body 3 is in high temperature state for a long time, and cause fan body 3 to damage.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an axial fan movable vane adjusting device, includes fan protecting crust (1), its characterized in that: the fan protection shell is characterized in that three symmetrically-arranged sliding grooves (5) are formed in one side of the inner wall of the fan protection shell (1), a sliding block (11) is arranged in each sliding groove (5), a connecting plate (12) is fixedly connected to one side, far away from each sliding groove (5), of each sliding block (11), three fixing rings (4) are fixedly connected to one sides, far away from each sliding block (11), of the connecting plates (12), a fan body (3) is installed on the inner wall of each fixing ring (4), a mounting plate (13) is fixedly connected to one side, located at each sliding groove (5), of each sliding block (11), a circular plate (14) is fixedly connected to one side, far away from each sliding block (11), of each mounting plate (13), a threaded rod (10) is rotatably connected to one side, far away from each fan body (3), of each circular plate (14), and a fixing plate (6) is fixedly installed on the outer wall of one side of the fan protection shell (1), one side that fixed plate (6) deviates from fan protecting crust (1) is equipped with after-frame (7), one side fixed mounting that fixed plate (6) were kept away from in after-frame (7) has filter screen frame (8), one side that filter screen frame (8) are located threaded rod (10) is seted up with threaded hole of threaded rod (10) looks adaptation, the one end and the threaded hole threaded connection of fan body (3) are kept away from in threaded rod (10).

2. The axial flow fan blade adjusting device of claim 1, wherein: link (18) are installed to one side of after-frame (7), one side fixed mounting that after-frame (7) were kept away from in link (18) has condenser box (17), condenser pipe (9) are installed to the inner wall of after-frame (7), the framework that after-frame (7) were all passed at the both ends of condenser pipe (9) is connected with the both sides of condenser box (17), the inside of condenser box (17) is all extended to at the both ends of condenser pipe (9).

3. The axial flow fan blade adjusting device of claim 1, wherein: the inner wall of the rear frame (7) is positioned on one side, far away from the filter screen frame (8), of the condensation pipe (9) and is fixedly connected with a cold guide plate (15).

4. The axial flow fan blade adjusting device of claim 1, wherein: one end of the threaded rod (10) far away from the fan body (3) extends to one side of the filter screen frame (8) far away from the rear frame (7) and is fixedly provided with a rotating handle.

5. The axial flow fan blade adjusting device according to claim 1, wherein: threaded holes which are symmetrically arranged are formed in one side, away from the fixing plate (6), of the rear frame (7), bolts (16) are arranged inside the threaded holes, each bolt (16) penetrates through the threaded holes and the fixing plate (6) towards one end, facing the fixing plate (6), of each bolt and extends to one side, away from the rear frame (7), of the fixing plate (6) and is connected with a nut through threads.

6. The axial flow fan blade adjusting device of claim 1, wherein: each mounting plate (13) is of an L-shaped structure.

7. The axial flow fan blade adjusting device of claim 1, wherein: a support frame (2) is installed on one side of the fan protective shell (1).