Fan impeller

Abstract

The utility model provides a fan impeller, and belongs to the technical field of fans. The fan impeller comprises a connecting assembly and an adjusting assembly, a fixing piece is connected with a limiting plate, a first nut is in threaded connection with a first screw rod, the first nut makes contact with a fixing base, firstly, the first nut rotates on the first screw rod and is separated from the fixing base, and the first screw rod can be rotated to drive blades to rotate; the angle of the blade can be adjusted, so that the angle of the blade is adjusted, in this way, the flexibility of the blade is improved, the wind power adjustment depending on the rotating speed of the fan is not needed, the limiting plate is fixed through the fixing piece, the limiting plate and the fixing base are of a split structure, and the structure is simple and convenient. By means of the structure, the blades can be conveniently disassembled and replaced, when the blades are damaged, the damaged blades can be conveniently disassembled and replaced, meanwhile, the angles of the blades can be conveniently adjusted according to needs, and therefore the practicability is improved.

Description

Technical Field

[0001] The present application relates to the field of fans, and in particular to a fan impeller. Background Art

[0002] The outer rotor axial flow fan is widely used in the field of ventilation and refrigeration due to its good performance. Energy saving and environmental protection is a major direction of the world's industrial development. High-efficiency energy-saving fans are also the development direction of the outer rotor fans. The two main parts of the fan include the motor and the impeller. Therefore, while developing the motor, the impeller, which is the main body of converting wind energy, also needs to be designed and optimized. For example, a fan impeller with a Chinese patent application number of CN201721399336.5 includes a wheel disc and a shaft ring protruding from the center of the wheel disc. The shaft ring is in the shape of a hollow truncated cone, and the wheel disc is There are 6 blades evenly distributed radially on the outer edge, and adjacent blades are connected at the outer edge of the disk to form an arc position, the arc center angle of the arc position is 120 degrees, the blades protrude from the disk surface and have an arc-shaped cross-section, the arc center angle of the blades is 60 degrees, the end surface of the blade facing the shaft ring is concave and smoothly connected to the disk surface, the outer surface wall of the blade in the bending direction is concave with an arc groove, the groove depth at each location in the arc groove is consistent, the airflow resistance is low, the working efficiency is high, the self-heating is fast, and the service life is long. The utility model is suitable for fan impellers.

[0003] However, the above scheme still has certain defects: first, the blades and the disc are an integrated structure. When the blades are damaged, the entire impeller assembly needs to be replaced, which is inconvenient to disassemble and replace the blades. Secondly, it is inconvenient to adjust the angle of the blades according to needs, which reduces practicality. Utility Model Content

[0004] In order to make up for the above deficiencies, the present application provides a fan impeller, aiming to improve the problem in the related technology that when the blades are damaged, the entire impeller assembly needs to be replaced, which makes it inconvenient to disassemble and replace the blades, and secondly, it is inconvenient to adjust the angle of the blades as needed, thereby reducing the practicality.

[0005] An embodiment of the present application provides a fan impeller including a connecting component and an adjusting component.

[0006] The connecting assembly includes a fixed seat, a sleeve and a fixing piece, the sleeve is fixedly connected to the fixed seat, and several fixing pieces are arranged on one side of the fixed seat. The adjusting assembly includes a limit plate, a blade, a first screw and a first nut. The limit plate is slidably connected to the fixed seat, the fixing piece is connected to the limit plate, the first screw is fixedly connected to the blade, the first screw is rotatably connected to the limit plate, the first nut is threadably linked to the first screw, and the first nut is in contact with the fixed seat.

[0007] In a specific embodiment, a plurality of scale grooves are provided on one side of the fixing seat.

[0008] In the above implementation process, a plurality of scale grooves are provided on one side of the fixing seat, and the scale grooves are provided to facilitate checking the blade adjustment angle.

[0009] In a specific implementation manner, a plurality of limiting grooves are provided on one side of the fixing seat, and the limiting plate is slidably connected to the limiting grooves.

[0010] In the above implementation process, a plurality of limiting grooves are provided on one side of the fixing seat, and the limiting grooves can play the role of limiting connection.

[0011] In a specific embodiment, the fixing member includes a second screw and a second nut, the second screw is connected through the fixing seat and one side of the limiting plate, the second nut is threadedly connected to the second screw, and the second nut is in contact with the fixing seat.

[0012] In the above implementation process, when the limiting plate needs to be disassembled, the user can rotate the second nut to remove the second nut from the second screw rod, and then pull the second screw rod to separate from the limiting plate, so as to disassemble the limiting plate.

[0013] In a specific implementation, a rotation groove is provided inside the limiting plate.

[0014] In the above implementation process, a rotation groove is provided inside the limiting plate, and the setting of the rotation groove can play a role of limiting.

[0015] In a specific implementation manner, a connecting hole is correspondingly provided on one side of the limiting plate, and the first screw rod is rotatably connected to the connecting hole.

[0016] In the above implementation process, a connection hole is correspondingly provided on one side of the limiting plate, and the connection hole can play a connecting role.

[0017] In a specific embodiment, a scale mark is provided on one side of the blade.

[0018] In the above implementation process, a scale mark is set on one side of the blade, and setting the scale mark can facilitate checking the angle of the blade.

[0019] In a specific embodiment, a rotating disk is disposed on the surface of the first screw, and the rotating disk is rotatably connected to the rotating groove.

[0020] In the above implementation process, a rotating disk is provided on the surface of the first screw, and the rotating disk can play a connecting role.

[0021] Compared with the prior art, the present application has the following beneficial effects: first, by rotating the first nut on the first screw and separating from the fixed seat, the first screw can be rotated to drive the blade to rotate, and the angle of the blade can be adjusted, thereby realizing the adjustment of the blade angle. In this way, the flexibility of the blade is improved, and there is no need to be limited to adjusting the wind force by relying on the speed of the fan. Secondly, the limit plate is fixed by a fixing part, so that the limit plate and the fixed seat are a split structure, which can facilitate the disassembly and replacement of the blade. When the blade is damaged, it is convenient to disassemble and replace the damaged blade, and it is also convenient to adjust the angle of the blade according to needs, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the implementation methods of the present application, the drawings required for use in the implementation methods will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 This is a schematic diagram of the structure of a fan impeller from a first perspective provided in an embodiment of the present application;

[0024] Figure 2 A schematic diagram of the structure of the fixing seat provided in the embodiment of the present application;

[0025] Figure 3 A schematic diagram of the second viewing angle structure of the limit plate provided in the embodiment of the present application;

[0026] Figure 4 A schematic diagram of the blade structure provided for an embodiment of the present application.

[0027] In the figure: 100-connecting assembly; 110-fixing seat; 111-scale groove; 112-limiting groove; 120-sleeve; 130-fixing piece; 131-second screw; 132-second nut; 200-adjusting assembly; 210-limiting plate; 211-rotating groove; 212-connecting hole; 220-blade; 221-scale mark; 230-first screw; 231-turntable; 240-first nut. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be described below in conjunction with the drawings in the embodiments of the present application.

[0029] In order to make the purpose, technical solutions and advantages of the implementation methods of this application clearer, the technical solutions in the implementation methods of this application will be clearly and completely described below in conjunction with the drawings in the implementation methods of this application. Obviously, the described implementation methods are part of the implementation methods of this application, not all of the implementation methods. Based on the implementation methods in this application, all other implementation methods obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0030] See also Figure 1-4 The present application provides a fan impeller including a connecting assembly 100 and an adjusting assembly 200. The connecting assembly 100 can be used for fixing and facilitating disassembly, and the adjusting assembly 200 can be used for adjusting the angle.

[0031] See also Figure 1-2 The connecting assembly 100 includes a fixing seat 110, a sleeve 120 and a fixing member 130. The sleeve 120 is fixedly connected to the fixing seat 110. The fixing member 130 is provided with a plurality of fixing members 130 on one side of the fixing seat 110. A plurality of scale grooves 111 are provided on one side of the fixing seat 110. The scale grooves 111 are provided to facilitate viewing the adjusted angle of the blade 220. A plurality of limiting grooves 112 are provided on one side of the fixing seat 110. The limiting plate 210 is slidably connected to the limiting groove 112. The limiting groove 112 can play the role of limiting connection.

[0032] In some specific embodiments, the fixing member 130 includes a second screw 131 and a second nut 132. The second screw 131 is connected to the fixing seat 110 and one side of the limiting plate 210. The second nut 132 is threadedly connected to the second screw 131. The second nut 132 is in contact with the fixing seat 110. When the limiting plate 210 needs to be disassembled, the user can rotate the second nut 132 to remove the second nut 132 from the second screw 131, and then pull the second screw 131 to separate from the limiting plate 210, so that the limiting plate 210 can be disassembled.

[0033] See also Figure 1 , Figure 3 and Figure 4 The adjustment component 200 includes a limit plate 210, a blade 220, a first screw 230 and a first nut 240. The limit plate 210 is slidably connected to the fixed seat 110, the fixing member 130 is connected to the limit plate 210, the first screw 230 is fixedly connected to the blade 220, the first screw 230 is rotatably connected to the limit plate 210, the first nut 240 is threadedly connected to the first screw 230, and the first nut 240 is in contact with the fixed seat 110. A rotation groove 211 is arranged inside the limit plate 210, and the setting of the rotation groove 211 can play a limiting role.

[0034] In some specific embodiments, a connecting hole 212 is correspondingly provided on one side of the limiting plate 210, and the first screw 230 is rotatably connected to the connecting hole 212. The setting of the connecting hole 212 can play a connecting role, and a scale mark 221 is provided on one side of the blade 220. The setting of the scale mark 221 can facilitate the viewing of the angle of the blade 220. A turntable 231 is provided on the surface of the first screw 230. The turntable 231 is rotatably connected to the rotating groove 211. The setting of the turntable 231 can play a connecting role.

[0035] The working principle of the fan impeller is as follows: the user can rotate the first nut 240 so that the first nut 240 rotates on the first screw 230 and separates from the fixing seat 110, and the first screw 230 can be rotated to drive the blade 220 to rotate, and the angle of the blade 220 can be adjusted, thereby realizing the adjustment of the angle of the blade 220. In this way, the flexibility of the blade 220 is improved, and there is no need to be limited to adjusting the wind force by the speed of the fan. When it is necessary to disassemble the limit plate 210, the user can rotate the second nut 132 to remove the second nut 132 from the second screw 131, and then pull the second screw 131 to separate from the limit plate 210, so that the limit plate 210 can be disassembled, so that the limit plate 210 and the fixing seat 110 are a split structure, which can facilitate the disassembly and replacement of the blade 220, and then when the blade 220 is damaged, it is convenient to disassemble and replace the damaged blade 220, and at the same time, it is convenient to adjust the angle of the blade 220 according to needs, thereby improving practicality.

[0036] The above description is only an embodiment of the present application and is not intended to limit the scope of protection of the present application. For those skilled in the art, the present application may have various changes and variations. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application should be included in the scope of protection of the present application. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0037] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. A fan impeller, characterized in that: include A connection assembly (100), the connection assembly (100) comprising a fixing seat (110), a shaft sleeve (120) and a fixing member (130), the shaft sleeve (120) being fixedly connected to the fixing seat (110), and a plurality of fixing members (130) being arranged on one side of the fixing seat (110); An adjustment component (200), the adjustment component (200) comprising a limit plate (210), a blade (220), a first screw rod (230) and a first nut (240), the limit plate (210) being slidably connected to the fixing seat (110), the fixing member (130) being connected to the limit plate (210), the first screw rod (230) being fixedly connected to the blade (220), the first screw rod (230) being rotatably connected to the limit plate (210), the first nut (240) being threadedly connected to the first screw rod (230), and the first nut (240) being in contact with the fixing seat (110).

2. A fan impeller according to claim 1, characterized in that: A plurality of scale grooves (111) are provided on one side of the fixing seat (110).

3. A fan impeller according to claim 1, characterized in that: A plurality of limiting grooves (112) are provided on one side of the fixing seat (110), and the limiting plate (210) is slidably connected to the limiting grooves (112).

4. A fan impeller according to claim 1, characterized in that: The fixing member (130) comprises a second screw rod (131) and a second nut (132); the second screw rod (131) is connected through the fixing seat (110) and one side of the limiting plate (210); the second nut (132) is threadedly connected to the second screw rod (131); and the second nut (132) is in contact with the fixing seat (110).

5. The fan impeller according to claim 1, characterized in that: A rotation groove (211) is provided inside the limiting plate (210).

6. The fan impeller according to claim 1, characterized in that: A connecting hole (212) is correspondingly provided on one side of the limiting plate (210), and the first screw rod (230) is rotatably connected to the connecting hole (212).

7. The fan impeller according to claim 1, characterized in that: A scale mark (221) is provided on one side of the blade (220).

8. The fan impeller according to claim 5, characterized in that: A rotating disk (231) is provided on the surface of the first screw rod (230), and the rotating disk (231) is rotatably connected to the rotating groove (211).

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