Fan with washable impeller

By designing the installation structure and driven components on the fan impeller, and using the combination of knobs and limit rods, the impeller fixation problems and slippers are solved, and the impeller is easily installed and disassembled, ensuring the stable operation and convenient cleaning of the fan sex.

CN222296581UActive Publication Date: 2025-01-03QINGDAO YINGYUAN IND & TRADE CO LTD
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Patent Information

Application Number
CN202421309744.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-11
Publication Date
2025-01-03
Estimated Expiration
2034-06-11

AI Technical Summary

Technical Problem

The fan impeller is prone to accumulation of dust during use and needs frequent cleaning. However, in the prior art, the fixing method of the impeller is complicated, it is inconvenient to disassemble and install, and it is prone to slipping wire, which affects normal operation.

Method used

A fan for impeller cleaning is designed. By setting up a mounting structure and driven components on the installation rod, the combination of knobs, connecting rods, sleeve rods, turntables and limit rods can achieve stable fixation and easy disassembly of the impeller to avoid The requirement to use tools.

Benefits of technology

It realizes convenient installation and disassembly of the impeller and is easy to clean, ensuring stable fixation and rotation of the impeller, avoiding slip wire problems, and improving operation convenience and safety.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of fans, and discloses a fan with a washable impeller, which comprises a fan and a motor fixed on the left side of the fan, after the impeller is sleeved on the surface of a mounting rod, the impeller is pushed to abut against a fixed disc, a knob is rotated forwards, the knob drives a connecting rod and a loop bar to rotate, the loop bar drives a turntable to rotate, and the impeller is driven to rotate by the turntable. Due to the fact that the L-shaped rod is limited by the guide groove, when the rotating disc rotates, the rotating disc can abut against the L-shaped rod through an arc-shaped groove formed in the rotating disc, the L-shaped rod moves towards the side away from the center of the rotating disc along the guide groove, the L-shaped rod drives the transverse rod and the rubber pad to move together, the transverse rod and the rubber pad abut against the inner side of the impeller, the impeller is fixed, and therefore the impeller is installed. And the fixation of the impeller can be relieved by reversing the knob, so that the impeller can be easily disassembled, the impeller can be conveniently cleaned, the operation can be performed without using a tool, and the use is convenient.
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Description

Technical Field

[0001] The utility model relates to the technical field of fans, in particular to a fan with a washable impeller. Background Art

[0002] A fan is a machine that relies on input mechanical energy to increase gas pressure and discharge gas. It is a driven fluid machine. Currently, fans are widely used in various fields.

[0003] The impeller of the fan is very easy to accumulate dust during use and needs to be cleaned frequently. However, the impeller is currently basically fixed to the output shaft of the fan by bolts. This results in the need to use tools to disassemble it, which is inconvenient. The bolts may also slip after repeated twisting, thus affecting normal installation and disassembly. For this reason, we propose a fan with a washable impeller. Utility Model Content

[0004] The utility model aims to provide a fan with a washable impeller to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fan with a washable impeller, comprising a fan;

[0006] a motor fixed to the left side of the fan;

[0007] a mounting rod fixed to the right side of the motor output shaft;

[0008] an impeller mounted on the surface of the mounting rod;

[0009] And a mounting structure arranged on the mounting rod for fixing the impeller and a driven component for limiting the position of the mounting structure.

[0010] Preferably, the mounting structure includes a fixed plate, which is penetrated by the mounting rod and fixedly connected to the mounting rod, a turntable is rotatably mounted on the right side of the fixed plate, an arc groove is provided on the turntable, a guide groove is provided on the right side of the fixed plate, a sleeve rod is fixed to the right side of the turntable, the right side of the sleeve rod is penetrated by the connecting rod and slidably connected to the connecting rod, a connecting spring is fixed to the right side of the sleeve rod, and the end of the connecting spring away from the sleeve rod is fixed to the surface of the connecting rod.

[0011] Preferably, a volute spring is fixed on the surface of the sleeve rod, and one end of the volute spring away from the sleeve rod is fixed on the inner wall of the mounting rod, a knob is fixed on the right side of the connecting rod, an L-shaped rod is slidably installed on the inner side of the guide groove, the L-shaped rod passes through the arc groove, the L-shaped rod passes through the mounting rod, a cross bar is fixed on the end of the L-shaped rod away from the guide groove, and a rubber pad is fixed on the surface of the cross bar. After the impeller is sleeved on the surface of the mounting rod, the impeller is pushed until it contacts the fixed disk, and the knob is turned forward, so that the knob drives the connecting rod and The sleeve rod rotates, and the sleeve rod drives the turntable to rotate. Since the L-shaped rod is limited by the guide groove, when the turntable rotates, the turntable can contact the L-shaped rod through the arc groove opened by itself, so that the L-shaped rod moves along the guide groove to the side away from the center of the turntable. The L-shaped rod moves together with the cross bar and the rubber pad, so that the cross bar and the rubber pad contact the inner side of the impeller to fix the impeller, thereby installing the impeller. The impeller can be released by reversing the knob, so that the impeller can be easily disassembled and cleaned.

[0012] Preferably, the driven assembly includes a support rod, one end of the support rod is hinged on the surface of the sleeve rod, and the other end of the support rod is hinged on the left side of the sliding rod, and the right side of the sliding rod is slidably installed on the left side of the knob, and the sliding rod is hinged to a limit rod on the side away from the center of the knob, and a torsion spring is fixed to one side of the sliding rod, and a fixing block is fixed to the other side of the sliding rod, and an annular clamping tooth is fixed on the inner wall of the mounting rod at the position hinged with the sliding rod. Under the action of the fixing block, the limit rod can only rotate toward one side of the torsion spring at the position hinged with the sliding rod, and the limit rod can be inserted in the annular clamping tooth to limit the knob, so that the knob can only rotate forward. When the knob is pulled to move to the right, the sleeve rod can pull the sliding rod and the limit rod to move to the side close to the center of the knob through the support rod, so that the limit rod is no longer stuck in the annular clamping tooth, thereby releasing the limit on the knob, and the knob can be reversed at this time.

[0013] Preferably, the arc groove, guide groove, L-shaped rod, cross bar and rubber pad are each provided with five groups, and the five groups of arc grooves, guide grooves, L-shaped rod, cross bar and rubber pad are all arranged in a circular array with the center point of the turntable as the center. By setting up the five groups of cross bars and rubber pads, the impeller can be fixed more stably, ensuring that the impeller can rotate stably.

[0014] Preferably, a cover plate is clamped on the right side of the fan, and the impeller can be installed or removed by removing the cover plate.

[0015] Compared with the prior art, the utility model provides a fan with a washable impeller, which has the following features:

[0016] Beneficial effects:

[0017] 1. For the fan with washable impeller, after the impeller is sleeved on the surface of the mounting rod, the impeller is pushed until it contacts the fixed disk, and the knob is turned forward, the knob drives the connecting rod and the sleeve rod to rotate, and the sleeve rod drives the turntable to rotate. Since the L-shaped rod is limited by the guide groove, when the turntable rotates, the turntable can contact the L-shaped rod through the arc groove provided by itself, so that the L-shaped rod moves along the guide groove to the side away from the center of the turntable, and the L-shaped rod moves together with the cross bar and the rubber pad, so that the cross bar and the rubber pad contact the inner side of the impeller, fix the impeller, and thus the installation of the impeller can be released by reversing the knob, so that the impeller can be easily disassembled and cleaned conveniently. It can be operated without using tools, and is easy to use.

[0018] 2. The fan with a washable impeller has an installation structure and a driven component, and the limit rod can be inserted into the annular tooth to limit the knob, so that the knob can only rotate forward. When the knob is pulled to the right, the sleeve rod can pull the sliding rod and the limit rod to the side close to the center of the knob through the support rod, so that the limit rod is no longer stuck in the annular tooth, thereby releasing the limit on the knob. At this time, the knob can be reversed to ensure the stability of the impeller fixation. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the utility model in a state where the cover plate is removed;

[0021] Figure 3 This is a schematic diagram of the connection structure of the impeller and the mounting structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the cross-sectional structure of the installation rod of the utility model;

[0023] Figure 5 This is a schematic diagram of the structure of the mounting rod and the driven assembly of the utility model;

[0024] Figure 6 This is a schematic diagram of the connection structure of the slide rod and the limit rod of the utility model.

[0025] In the figure: 1. fan; 2. motor; 3. mounting structure; 31. fixing plate; 32. rotating plate; 33. arc groove; 34. guide groove; 35. sleeve rod; 36. connecting rod; 37. connecting spring; 38. scroll spring; 39. knob; 310. L-shaped rod; 311. cross rod; 312. rubber pad; 4. driven assembly; 41. support rod; 42. sliding rod; 43. limiting rod; 44. torsion spring; 45. fixing block; 46. annular clamping teeth; 5. mounting rod; 6. impeller; 7. cover plate. DETAILED DESCRIPTION

[0026] like Figure 1-Figure 6 As shown, the utility model provides a technical solution: a fan with a washable impeller, comprising a fan 1, a motor 2 is fixed to the left side of the fan 1, the output shaft of the motor 2 passes through the fan 1 and is rotatably connected to the fan 1, a mounting rod 5 is fixed to the right side of the output shaft of the motor 2, an impeller 6 is mounted on the surface of the mounting rod 5, a mounting structure 3 and a driven component 4 are provided on the mounting rod 5, a cover plate 7 is clamped on the right side of the fan 1, and the impeller 6 can be installed or removed by removing the cover plate 7.

[0027] The mounting structure 3 includes a fixed disk 31, which is penetrated by the mounting rod 5 and fixedly connected to the mounting rod 5. A turntable 32 is rotatably installed on the right side of the fixed disk 31, and an arc groove 33 is provided on the turntable 32. A guide groove 34 is provided on the right side of the fixed disk 31. A sleeve rod 35 is fixed to the right side of the turntable 32. The right side of the sleeve rod 35 is penetrated by a connecting rod 36 and is slidably connected to the connecting rod 36. A connecting spring 37 is fixed to the right side of the sleeve rod 35. The end of the connecting spring 37 away from the sleeve rod 35 is fixed to the surface of the connecting rod 36. A volute spring 38 is fixed to the surface of the sleeve rod 35. The end of the volute spring 38 away from the sleeve rod 35 is fixed to the inner wall of the mounting rod 5. A knob 39 is fixed to the right side of the connecting rod 36. An L-shaped rod 310 is slidably installed on the inner side of the guide groove 34. The L-shaped rod 310 penetrates the arc groove 33, penetrates the mounting rod 5, and the end of the L-shaped rod 310 away from the guide groove 34 is fixed to the The cam 312 is provided with a cross bar 311, and a rubber pad 312 is fixed on the surface of the cross bar 311. After the impeller 6 is sleeved on the surface of the mounting rod 5, the impeller 6 is pushed until it contacts the fixed disk 31, and the knob 39 is turned forward. The knob 39 drives the connecting rod 36 and the sleeve rod 35 to rotate, and the sleeve rod 35 drives the turntable 32 to rotate. Since the L-shaped rod 310 is limited by the guide groove 34, when the turntable 32 rotates, the turntable 32 can contact the L-shaped rod 310 through the arc groove 33 provided by itself, so that the L-shaped rod 310 moves along the guide groove 34 to the side away from the center of the turntable 32, and the L-shaped rod 310 moves with the cross bar 311 and the rubber pad 312, so that the cross bar 311 and the rubber pad 312 contact the inner side of the impeller 6, fix the impeller 6, and thus the installation of the impeller 6 can be released by reversing the knob 39, so that the impeller 6 can be easily disassembled and the impeller 6 is convenient for cleaning.

[0028] The driven assembly 4 includes a support rod 41, one end of which is hinged on the surface of the sleeve rod 35, the other end of which is hinged on the left side of the slide rod 42, the right side of the slide rod 42 is slidably installed on the left side of the knob 39, the side of the slide rod 42 away from the center of the knob 39 is hinged to a limit rod 43, a torsion spring 44 is fixed on one side of the slide rod 42, a fixing block 45 is fixed on the other side of the slide rod 42, the end of the torsion spring 44 away from the slide rod 42 is fixed on the surface of the limit rod 43, an annular clamping tooth 46 is fixed on the inner wall of the mounting rod 5, and a fixing block 45 is fixed on the fixing block 45. Under the action of 45, the limit rod 43 can only rotate toward one side of the torsion spring 44 at the position where it is hinged with the slide rod 42. The limit rod 43 can be inserted into the annular tooth 46 to limit the knob 39, so that the knob 39 can only rotate forward. When the knob 39 is pulled to the right, the sleeve rod 35 can pull the slide rod 42 and the limit rod 43 to the side close to the center of the knob 39 through the support rod 41, so that the limit rod 43 is no longer stuck in the annular tooth 46, thereby releasing the limit on the knob 39, and the knob 39 can be reversed at this time.

[0029] There are five groups of arc grooves 33, guide grooves 34, L-shaped rods 310, cross bars 311 and rubber pads 312, and the five groups of arc grooves 33, guide grooves 34, L-shaped rods 310, cross bars 311 and rubber pads 312 are arranged in a circular array with the center point of the turntable 32 as the center. The five groups of cross bars 311 and rubber pads 312 can fix the impeller 6 more stably, ensuring that the impeller 6 can rotate stably.

[0030] When it is necessary to clean the impeller 6, it is only necessary to remove the cover plate 7 and pull the knob 39 to move to the right. At this time, the sleeve rod 35 can pull the sliding rod 42 and the limiting rod 43 to move to the side close to the center of the knob 39 through the support rod 41, so that the limiting rod 43 is no longer stuck in the annular tooth 46, thereby releasing the limit on the knob 39. At this time, the knob 39 can be reversed. When the knob 39 is reversed, it can control the L-shaped rod 310 to move with the cross bar 311 and the rubber pad 312 to the side close to the center of the turntable 32, thereby releasing the fixation of the impeller 6, and the impeller 6 can be removed from the mounting rod 5 for cleaning.

[0031] When installing the impeller 6, the impeller 6 is sleeved on the surface of the installation rod 5, and the impeller 6 is pushed until it contacts the fixed disk 31. The knob 39 is turned forward, and the knob 39 drives the connecting rod 36 and the sleeve rod 35 to rotate, and the sleeve rod 35 drives the turntable 32 to rotate. Since the L-shaped rod 310 is limited by the guide groove 34, when the turntable 32 rotates, the turntable 32 can contact the L-shaped rod 310 through the arc groove 33 provided therein, so that the L-shaped rod 310 moves along the guide groove 34 to the side away from the center of the turntable 32, and the L-shaped rod 310 moves together with the cross bar 311 and the rubber pad 312, so that the cross bar 311 and the rubber pad 312 contact the inner side of the impeller 6, fix the impeller 6, and thus the impeller 6 is installed.

[0032] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A fan with a washable impeller, comprising a fan (1); A motor (2) fixed on the left side of the fan (1); A mounting rod (5) fixed to the right side of the output shaft of the motor (2); an impeller (6) mounted on the surface of the mounting rod (5); Features: and a mounting structure (3) arranged on the mounting rod (5) for fixing the impeller (6) and a driven assembly (4) for limiting the position of the mounting structure (3), wherein the mounting structure (3) comprises a fixed disk (31), the fixed disk (31) being penetrated by the mounting rod (5) and being fixedly connected to the mounting rod (5), a rotating disk (32) being rotatably mounted on the right side of the fixed disk (31), an arc groove (33) being provided on the rotating disk (32), a guide groove (34) being provided on the right side of the fixed disk (31), a sleeve rod (35) being fixed on the right side of the rotating disk (32), the right side of the sleeve rod (35) being penetrated by a connecting rod (36) and being slidably connected to the connecting rod (36), and a connecting rod (35) being fixed on the right side of the sleeve rod (35) A spring (37), one end of the connecting spring (37) away from the sleeve rod (35) is fixed to the surface of the connecting rod (36), a spiral spring (38) is fixed to the surface of the sleeve rod (35), one end of the spiral spring (38) away from the sleeve rod (35) is fixed to the inner wall of the mounting rod (5), a knob (39) is fixed to the right side of the connecting rod (36), an L-shaped rod (310) is slidably mounted on the inner side of the guide groove (34), the L-shaped rod (310) passes through the arc groove (33), the L-shaped rod (310) passes through the mounting rod (5), a cross bar (311) is fixed to the end of the L-shaped rod (310) away from the guide groove (34), and a rubber pad (312) is fixed to the surface of the cross bar (311).

2. A fan with a washable impeller according to claim 1, characterized in that: The driven assembly (4) comprises a support rod (41), one end of which is hinged on the surface of the sleeve rod (35), the other end of which is hinged on the left side of a slide rod (42), the right side of which is slidably mounted on the left side of a knob (39), a side of which is away from the center of the knob (39) is hinged to a limiting rod (43), a torsion spring (44) is fixed on one side of the slide rod (42), a fixing block (45) is fixed on the other side of the slide rod (42), an end of which is away from the slide rod (42) is fixed on the surface of the limiting rod (43), and an annular latching tooth (46) is fixed on the inner wall of the mounting rod (5).

3. A fan with a washable impeller according to claim 1, characterized in that: The arc groove (33), the guide groove (34), the L-shaped rod (310), the cross rod (311) and the rubber pad (312) are each provided in five groups, and the five groups of arc grooves (33), the guide groove (34), the L-shaped rod (310), the cross rod (311) and the rubber pad (312) are each arranged in a circular array with the center point of the rotating disk (32) as the center.

4. A fan with a washable impeller according to claim 1, characterized in that: A cover plate (7) is clamped on the right side of the fan (1).