CN214465028U

CN214465028U - Axial flow fan with auxiliary fan blades

Info

Publication number: CN214465028U
Application number: CN202120526085.2U
Authority: CN
Inventors: 师庆宝; 崔恩清; 师庆林
Original assignee: Dezhou Zhuote Air Conditioning Equipment Co ltd
Current assignee: Dezhou Zhuote Air Conditioning Equipment Co ltd
Priority date: 2021-03-13
Filing date: 2021-03-13
Publication date: 2021-10-22
Anticipated expiration: 2031-03-13

Abstract

The utility model provides an axial fan with assist fan blade relates to axial fan technical field, including frame and change device, the inner wall fixedly connected with drive arrangement of frame, one side of drive arrangement is rotated and is connected with the fan, and one side card that drive arrangement kept away from the fan is established and is connected with supplementary flabellum, and change device is located one side setting that drive arrangement is close to supplementary flabellum, changes the device and includes the mounting bracket, mounting bracket and drive arrangement fixed connection, and supplementary flabellum is established with the mounting bracket card and is connected, and one side sliding connection that the mounting bracket is close to supplementary flabellum has the locating lever. The utility model discloses, it fixes through bolt and welded mode with supplementary flabellum to have solved present most axial fan, and after equipment damages, can't in time demolish fast effectively, leads to the fan to break down, influences the operation of fan, brings economic loss's problem for the user.

Description

Axial flow fan with auxiliary fan blades

Technical Field

The utility model relates to an axial fan technical field especially relates to an axial fan who is equipped with supplementary fan blade.

Background

The axial flow fan has a very wide application, namely, the axial flow fan and the fan blade have the same direction of air flow, such as an electric fan, and an air conditioner outer machine fan is an axial flow type running fan. The "axial flow" is so called because the gas flows parallel to the fan axis. Axial flow fans are typically used in applications where flow requirements are high and pressure requirements are low. The axial fan fixes the position and moves the air. The axial flow fan mainly comprises a fan impeller and a casing, and is simple in structure but high in data requirement.

The fan extensively is used for ventilation, dust exhaust and the cooling of mill, mine, tunnel, cooling tower, vehicle, boats and ships and building, and present most axial fan is provided with supplementary flabellum usually, comes auxiliary fan to carry out work, but supplementary flabellum is fixed through bolt and welded mode usually, damages the back when equipment, can't in time demolish fast effectively, leads to the fan to break down, influences the operation of fan, brings economic loss for the user, need improve this.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an axial flow fan with auxiliary fan blades.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an axial flow fan provided with auxiliary fan blades comprises a rack and a replacing device, wherein a driving device is fixedly connected to the inner wall of the rack, a fan is rotatably connected to one side of the driving device, an auxiliary fan blade is clamped and connected to one side of the driving device, which is far away from the fan, the replacing device is arranged at one side of the driving device, which is close to the auxiliary fan blade, and comprises a mounting rack, the mounting rack is fixedly connected with the driving device, the auxiliary fan blade is clamped and connected with the mounting rack, a positioning rod is slidably connected to one side of the mounting rack, which is close to the auxiliary fan blade, the positioning rod is in a U-shaped arrangement, a sliding rod is slidably connected to one side of the auxiliary fan blade, which is close to the positioning rod, a fixing spring is fixedly connected to one side of the auxiliary fan blade, which is far away from the auxiliary fan blade, and a plug block is slidably connected to one side of the positioning rod, which is close to the sliding rod, the inserting block is connected with the sliding rod in a sliding mode.

Preferably, one side of the positioning rod, which is close to the insert block, is rotatably connected with a baffle, the baffle is in sliding connection with the insert block, one side of the positioning rod, which is close to the baffle, is fixedly connected with a positioning spring, and one side of the positioning spring, which is far away from the positioning rod, is fixedly connected with the baffle.

Preferably, one side fixedly connected with spacing spring that the mounting bracket is close to the locating lever, one side and locating lever fixed connection that the mounting bracket was kept away from to spacing spring, the mounting bracket is close to one side of slide bar and has seted up the recess, slide bar and mounting bracket sliding connection.

Preferably, one side that the frame is close to drive arrangement is provided with cleaning device, cleaning device includes the slide, the inner wall sliding connection of slide and frame, the lower fixed surface of slide is connected with the motor, one side fixedly connected with gear of motor drive end, one side fixedly connected with drive tooth that the frame is close to the gear.

Preferably, the gear is connected with the meshing of drive tooth, one side fixedly connected with cleaning roller that the motor was kept away from to the slide, cleaning roller has two, two cleaning roller is mirror symmetry and sets up.

Preferably, one side fixedly connected with dog of cleaning roller, one side fixedly connected with reset spring that the frame is close to the cleaning roller, one side and the cleaning roller fixed connection that the frame was kept away from to reset spring.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, through arranging the replacing device, when in use, the auxiliary fan blade is inserted into the mounting frame, the positioning rod is slid immediately, when the positioning rod is vertical to the sliding rod, the insert block is slid immediately towards the direction of the baffle plate, the baffle plate is rotated, when the insert block is inserted through the positioning rod, the baffle plate is loosened immediately, the positioning spring is stressed to generate elastic force to push the baffle plate to abut against the positioning rod, the baffle plate abuts against the insert block to fix the insert block, the positioning rod is loosened, the limiting spring generates elastic force to pull the positioning rod to slide, the positioning rod drives the insert block to abut against the sliding rod, the sliding rod is stressed to slide towards the direction of the mounting frame and is inserted into the mounting frame, the sliding positioning rod immediately rotates the baffle plate, the baffle plate is separated from the insert block to immediately slide the insert block, the fixing spring loses constraint to pull the sliding rod to separate from the mounting frame to finish the fixation, thereby solving the problem that most of axial flow fans and auxiliary fan blades are fixed by bolts and welding, after equipment damages, can't in time demolish fast effectively, lead to the fan to break down, influence the operation of fan, bring economic loss's problem for the user.

2. In the utility model, through arranging the cleaning device, when in use, the motor is turned on, the motor rotates to drive the gear to rotate, the gear and the driving tooth generate thrust to push the sliding plate to slide, the sliding plate drives the cleaning roller to slide and clean dust on the surface of the driving device, meanwhile, the stop block slides, when the stop block is abutted against the cleaning roller, the cleaning roller is stressed to clean the other side of the driving device, when the cleaning roller is cleaned, the cleaning roller is reversed, the reset spring loses the constraint and pushes the cleaning roller to reset to finish cleaning, thereby solving the problem that the prior most axial flow fans usually drive the fan to operate by the prior driving device, but the driving device is easy to accumulate a large amount of dust after long-time use, the dust enters the device to cause the failure and lose the effect, the fan loses the power to stop working, the work of a user is influenced, the maintenance difficulty of the user is increased, and the loss is brought to the user, is not beneficial to the normal use of the equipment.

Drawings

Fig. 1 is a schematic perspective view of an axial flow fan with auxiliary fan blades according to the present invention;

fig. 2 is a schematic view of a part of the structure of fig. 1 in an axial flow fan with auxiliary blades according to the present invention;

fig. 3 is a schematic structural view of a replacing device in an axial flow fan with auxiliary fan blades according to the present invention;

fig. 4 is a schematic structural view of a position a in fig. 3 of an axial flow fan equipped with auxiliary fan blades according to the present invention;

fig. 5 is the utility model provides a cleaning device's among axial fan with assist fan blade structural schematic diagram.

Illustration of the drawings: 1. a frame; 2. a fan; 3. a drive device; 4. auxiliary fan blades; 5. replacing the device; 51. fixing the spring; 52. a slide bar; 53. inserting a block; 54. positioning a rod; 55. a limiting spring; 56. a mounting frame; 57. a positioning spring; 58. a baffle plate; 6. a cleaning device; 61. cleaning the roller; 62. a return spring; 63. a stopper; 64. a slide plate; 65. a motor; 66. a drive tooth; 67. a gear.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1 to 5, an axial flow fan with auxiliary blades comprises a frame 1 and a replacing device 5, wherein a driving device 3 is fixedly connected to an inner wall of the frame 1, a fan 2 is rotatably connected to one side of the driving device 3, an auxiliary blade 4 is connected to one side of the driving device 3 away from the fan 2 in a clamping manner, and the replacing device 5 is arranged at one side of the driving device 3 close to the auxiliary blade 4.

The specific arrangement and function of the changing device 5 and the cleaning device 6 will be described in detail below.

As shown in fig. 1 and 4, the replacing device 5 includes a mounting frame 56, the mounting frame 56 is fixedly connected to the driving device 3, the auxiliary fan blade 4 is connected to the mounting frame 56 in a clamping manner, a positioning rod 54 is slidably connected to a side of the mounting frame 56 close to the auxiliary fan blade 4, the positioning rod 54 is arranged in a "U" shape, a sliding rod 52 is slidably connected to a side of the auxiliary fan blade 4 close to the positioning rod 54, a fixing spring 51 is fixedly connected to a side of the auxiliary fan blade 4 close to the sliding rod 52, a side of the fixing spring 51 away from the auxiliary fan blade 4 is fixedly connected to the sliding rod 52, an insertion block 53 is slidably connected to a side of the positioning rod 54 close to the sliding rod 52, a baffle plate 58 is rotatably connected to a side of the positioning rod 54 close to the insertion block 53, the baffle plate 58 is slidably connected to the insertion block 53, a positioning spring 57 is fixedly connected to a side of the positioning rod 54 close to the baffle plate 58, and a side of the positioning spring 57 away from the positioning rod 54 is fixedly connected to the baffle plate 58, one side of the mounting bracket 56 close to the positioning rod 54 is fixedly connected with a limiting spring 55, one side of the limiting spring 55 far away from the mounting bracket 56 is fixedly connected with the positioning rod 54, one side of the mounting bracket 56 close to the sliding rod 52 is provided with a groove, and the sliding rod 52 is slidably connected with the mounting bracket 56.

The whole replacing device 5 achieves the effect that when the replacing device 5 is arranged, the auxiliary fan blades 4 are inserted into the mounting frame 56, the positioning rod 54 is slid immediately, the inserting block 53 is slid immediately in the direction of the baffle plate 58 after the positioning rod 54 is vertical to the sliding rod 52, the baffle plate 58 is rotated, the baffle plate 58 is released immediately after the inserting block 53 is inserted into the positioning rod 54, the positioning spring 57 is stressed to generate elastic force to push the baffle plate 58 to abut against the positioning rod 54, the baffle plate 58 abuts against the inserting block 53 to fix the inserting block 53 immediately, the positioning rod 54 is released, the limiting spring 55 generates elastic force to pull the positioning rod 54 to slide immediately, the positioning rod 54 drives the inserting block 53 to abut against the sliding rod 52, the sliding rod 52 is stressed to slide in the direction of the mounting frame 56 and is inserted into the mounting frame 56, the sliding positioning rod 54 rotates the baffle plate 58 immediately, the baffle plate 58 disengages from the inserting block 53 to slide the inserting block 53 immediately, the fixing spring 51 is tied to pull the sliding rod 52 to disengage from the mounting frame 56 to finish fixing, the problem of most axial fan and auxiliary fan 4 fix through bolt and welded mode, damage the back when equipment, can't in time demolish fast effectively, lead to the fan to break down, influence the operation of fan, bring economic loss for the user is solved.

As shown in fig. 1 and 5, one side of the frame 1 close to the driving device 3 is provided with the cleaning device 6, the cleaning device 6 comprises a sliding plate 64, the sliding plate 64 is connected with the inner wall of the frame 1 in a sliding manner, the lower surface of the sliding plate 64 is fixedly connected with a motor 65, one side of the driving end of the motor 65 is fixedly connected with a gear 67, one side of the frame 1 close to the gear 67 is fixedly connected with a driving tooth 66, the gear 67 is meshed with the driving tooth 66, one side of the sliding plate 64 far away from the motor 65 is fixedly connected with a cleaning roller 61, the cleaning rollers 61 are provided with two, the two cleaning rollers 61 are arranged in mirror symmetry, one side of the cleaning roller 61 is fixedly connected with a stop block 63, one side of the frame 1 close to the cleaning roller 61 is fixedly connected with a return spring 62, and one side of the return spring 62 far away from the frame 1 is fixedly connected with the cleaning roller 61.

The whole cleaning device 6 achieves the effects that through the arrangement of the cleaning device 6, when in use, a motor 65 is started, the motor 65 rotates to drive a gear 67 to rotate, the gear 67 and a driving tooth 66 generate thrust to push a sliding plate 64 to slide, the sliding plate 64 drives a cleaning roller 61 to slide and clean dust on the surface of the driving device 3, meanwhile, a stop block 63 slides, when the stop block 63 abuts against the cleaning roller 61, the cleaning roller 61 is stressed to clean the other side of the driving device 3, when the cleaning roller 61 is cleaned, the cleaning roller is reversed, a return spring 62 loses constraint and pushes the cleaning roller 61 to reset to finish cleaning, the problems that most of conventional axial flow fans generally drive the operating fan by the driving device 3, but a large amount of dust is easy to accumulate after the driving device 3 is used for a long time, the device fault effect is caused by the dust entering the device, and the power of the fan is lost are solved, the work of the user is influenced, the maintenance difficulty of the user is increased, the loss is brought to the user, and the normal use of the equipment is not facilitated.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides an axial fan with assist fan blade, includes frame (1) and change device (5), its characterized in that: the inner wall of the rack (1) is fixedly connected with a driving device (3), one side of the driving device (3) is rotatably connected with a fan (2), one side of the driving device (3), which is far away from the fan (2), is clamped and connected with an auxiliary fan blade (4), the replacing device (5) is arranged at one side, which is close to the auxiliary fan blade (4), of the driving device (3), the replacing device (5) comprises a mounting frame (56), the mounting frame (56) is fixedly connected with the driving device (3), the auxiliary fan blade (4) is clamped and connected with the mounting frame (56), one side, which is close to the auxiliary fan blade (4), of the mounting frame (56) is slidably connected with a positioning rod (54), the positioning rod (54) is arranged in a U shape, one side, which is close to the positioning rod (54), of the auxiliary fan blade (4) is slidably connected with a sliding rod (52), one side, which is close to the sliding rod (52), of the auxiliary fan blade (4) is fixedly connected with a fixing spring (51), one side of the fixed spring (51) far away from the auxiliary fan blade (4) is fixedly connected with the sliding rod (52), one side of the positioning rod (54) close to the sliding rod (52) is slidably connected with an insertion block (53), and the insertion block (53) is slidably connected with the sliding rod (52).

2. The axial flow fan with the auxiliary fan blades as claimed in claim 1, wherein: one side of the positioning rod (54) close to the inserting block (53) is rotatably connected with a baffle plate (58), the baffle plate (58) is in sliding connection with the inserting block (53), one side of the positioning rod (54) close to the baffle plate (58) is fixedly connected with a positioning spring (57), and one side of the positioning spring (57) far away from the positioning rod (54) is fixedly connected with the baffle plate (58).

3. The axial flow fan with the auxiliary fan blades as claimed in claim 1, wherein: spacing spring (55) is fixedly connected with one side that locating lever (54) are close to in mounting bracket (56), one side that mounting bracket (56) were kept away from in spacing spring (55) and locating lever (54) fixed connection, one side that mounting bracket (56) are close to slide bar (52) is seted up flutedly, slide bar (52) and mounting bracket (56) sliding connection.

4. The axial flow fan with the auxiliary fan blades as claimed in claim 1, wherein: frame (1) is close to one side of drive arrangement (3) and is provided with cleaning device (6), cleaning device (6) are including slide (64), the inner wall sliding connection of slide (64) and frame (1), the lower fixed surface of slide (64) is connected with motor (65), one side fixedly connected with gear (67) of motor (65) drive end, one side fixedly connected with drive tooth (66) that frame (1) is close to gear (67).

5. The axial flow fan with the auxiliary fan blades as claimed in claim 4, wherein: gear (67) are connected with drive tooth (66) meshing, one side fixedly connected with cleaning roller (61) of motor (65) are kept away from in slide (64), cleaning roller (61) have two, two cleaning roller (61) are mirror symmetry and set up.

6. The axial flow fan with the auxiliary fan blades as claimed in claim 5, wherein: one side fixedly connected with dog (63) of cleaning roller (61), one side fixedly connected with reset spring (62) that frame (1) is close to cleaning roller (61), one side and cleaning roller (61) fixed connection that frame (1) were kept away from in reset spring (62).