Detachable mesh enclosure mechanism of electric fan

Abstract

The detachable mesh enclosure mechanism comprises a frame, a support, fan blades, a front mesh enclosure and a rear mesh enclosure, a mounting groove is formed in the middle of the frame, the support is located in the mounting groove, a driving motor is fixed to the support, the fan blades are detachably installed on an output shaft of the driving motor, the rear mesh enclosure is detachably connected to the support, and the front mesh enclosure and the rear mesh enclosure are detachably connected to the support. And the front mesh enclosure is detachably connected to the rear mesh enclosure. The dismounting device has the effect of improving the dismounting convenience.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electric fan, in particular to a detachable mesh enclosure mechanism of electric fan. BACKGROUND

[0002] The existing fan needs to be disassembled in sequence, and the fan blade needs to be disassembled first, and then the rear mesh enclosure can be disassembled, which makes the disassembly more complicated. CONTENT OF THE UTILITY MODEL

[0003] In order to improve the convenience of disassembly, the present application provides a detachable mesh enclosure mechanism of electric fan.

[0004] The detachable mesh enclosure mechanism of electric fan provided by the present application adopts the following technical scheme:

[0005] A detachable mesh enclosure mechanism of electric fan, comprising a frame, a support, a fan blade, a front mesh enclosure and a rear mesh enclosure, the middle part of the frame has a mounting groove, the support is located in the mounting groove, the support is fixed with a driving motor, the fan blade is detachably mounted on the output shaft of the driving motor, the rear mesh enclosure is detachably connected to the support, and the front mesh enclosure is detachably connected to the rear mesh enclosure.

[0006] By adopting the above technical scheme, the rear mesh enclosure is mounted on the support, and when disassembling the rear mesh enclosure, the front mesh enclosure is first disassembled from the rear mesh enclosure, and then the rear mesh enclosure can be directly disassembled from the support. Compared with the prior art, the advantage is that the fan blade does not need to be disassembled, thereby reducing the degree of disassembly and improving the convenience of disassembly.

[0007] Optionally, a through groove is formed in the middle part of the rear mesh enclosure, a cover plate is arranged on the support, a boss is arranged in the middle of the cover plate, a threaded portion is arranged on the boss, the boss is arranged in the through groove, the cover plate is threadedly connected to the support through the threaded portion, and the diameter of the cover plate is greater than the diameter of the through hole.

[0008] By adopting the above technical scheme, when installing the rear mesh enclosure, the rear mesh enclosure is installed on the rear side of the support, and then the cover plate is threadedly connected to the support, so as to press the rear mesh enclosure on the support.

[0009] Optionally, a clamping groove is formed in the inner side wall of the front mesh enclosure, the clamping groove is L-shaped, and the rear mesh enclosure is provided with a clamping block clamped in the clamping groove.

[0010] By adopting the above technical scheme, when the front mesh enclosure is installed, the clamping block is clamped in the clamping groove, and then the front mesh enclosure is rotated, so that the clamping block is hooked in the clamping groove.

[0011] Optionally, the upper and lower ends of the support are rotationally connected to the frame, and the frame is provided with a driving assembly for driving the support to rotate.

[0012] By using the above technical scheme, the driving assembly can drive the support to rotate, thereby realizing the function of shaking head.

[0013] Optionally, the support comprises a U-shaped frame and a rotation joint, the rotation joint is located at the two ends of the U-shaped frame, the U-shaped frame is rotationally connected to the frame through the rotation joint, and the rear mesh cover is provided with an avoiding groove for avoiding the two ends of the U-shaped frame.

[0014] By using the above technical scheme, the middle part of the U-shaped frame is used for mounting the fan blade, and the U-shaped frame is connected to the frame through the rotation joint.

[0015] Optionally, the U-shaped frame is provided with a first limiting boss on the two sides of the inner side surface at the two ends, and when the rear mesh cover is mounted on the U-shaped frame, the first limiting boss abuts against the inner side surface of the rear mesh cover at the two sides of the avoiding groove.

[0016] By using the above technical scheme, when the rear mesh cover is mounted on the U-shaped frame, the inner side surface of the rear mesh cover abuts against the first limiting boss, so as to preliminarily limit the rear mesh cover, thereby improving the mounting stability of the rear mesh cover.

[0017] Optionally, the side surface of the first limiting boss close to the opening side of the U-shaped frame is provided with a second limiting boss, the inner side surface of the rear mesh cover at the two sides of the avoiding groove is provided with a hooking block, the hooking block is used for hooking the second limiting boss, and the side surface of the hooking block close to the opening side of the rear mesh cover is provided with a wedge surface.

[0018] By using the above technical scheme, when the rear mesh cover is mounted, the hooking block hooks the second limiting boss, so as to further limit the rear mesh cover, thereby increasing the stability of the mesh cover and effectively reducing the vibration of the fan during operation.

[0019] In summary, the utility model has the following beneficial effects:

[0020] 1. The rear mesh cover is mounted on the support, when the rear mesh cover is disassembled, the front mesh cover is disassembled from the rear mesh cover first, then the rear mesh cover can be directly disassembled from the support, compared with the prior art, the advantage lies in that the fan blade does not need to be disassembled, thereby reducing the complexity of disassembly and improving the convenience of disassembly.

[0021] 2. When the rear mesh cover is mounted, the hooking block hooks the second limiting boss, so as to further limit the rear mesh cover, thereby increasing the stability of the mesh cover and effectively reducing the vibration of the fan during operation. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1is a structural schematic diagram of the embodiment;

[0023] Figure 2 is an installation schematic diagram of the rear screen cover in the embodiment;

[0024] Figure 3 is a structural schematic diagram of the clamping groove in the embodiment.

[0025] In the figure, 1, frame; 11, installation groove; 2, support; 21, U-shaped frame; 22, rotating joint; 3, rear screen cover; 31, cover plate; 311, boss; 32, avoiding groove; 33, hooking block; 331, wedge surface; 4, front screen cover; 41, clamping groove; 411, first limiting boss; 412, second limiting boss. DETAILED DESCRIPTION

[0026] The following will be further explained in detail with reference to the accompanying drawings. Figures 1-3 The application is further explained in detail.

[0027] The embodiment of the application discloses a detachable screen cover mechanism of an electric fan, which refers to Figure 1 , comprising a frame 1, a support 2, a fan blade, a front screen cover 4 and a rear screen cover 3, the middle part of the frame 1 is provided with an installation groove 11, the support 2 is located in the installation groove 11, the upper and lower ends of the support 2 are both rotationally connected to the frame 1, and the frame 1 is fixedly installed with a driving assembly for driving the support 2 to rotate.

[0028] Referring to Figure 1 and Figure 2 , the support 2 comprises a U-shaped frame 21 and a rotating joint 22, the rotating joint 22 is located at the two ends of the U-shaped frame 21 and is fixedly connected to the two ends of the U-shaped frame 21, and the U-shaped frame 21 is rotationally connected to the frame 1 through the rotating joint 22.

[0029] Referring to Figure 1 , the middle part of the support 2 is fixedly connected with a driving motor, the fan blade is detachably connected to the output shaft of the driving motor, the rear screen cover 3 is detachably connected to the U-shaped frame 21, the upper and lower ends of the rear screen cover 3 are both provided with avoiding grooves 32 for avoiding the U-shaped frame 21, and the front screen cover 4 is detachably connected to the rear screen cover 3.

[0030] Referring to Figure 1 , the middle part of the rear screen cover 3 is provided with a through groove, the support 2 is provided with a cover plate 31, the middle part of the cover plate 31 is provided with a boss 311, the boss 311 is provided with a threaded part, the boss 311 is arranged in the through groove, the cover plate 31 is screw-connected to the support 2 through the threaded part, and the diameter of the cover plate 31 is greater than the diameter of the through hole.

[0031] Referring to Figure 1 and Figure 3The inner side wall of the front mesh cover 4 is provided with a clamping groove 41, the clamping groove 41 is L-shaped, the rear mesh cover 3 is provided with clamping blocks clamped in the clamping groove 41, the clamping blocks are two, the two clamping blocks are symmetrically arranged around the axis of the rear mesh cover 3.

[0032] With reference to Figure 1 And Figure 2 In order to improve the stability of the installation of the rear mesh cover 3, the U-shaped frame 21 is fixedly connected with first limiting bosses 411 on both sides of the inner side surface of both ends, when the rear mesh cover 3 is installed on the U-shaped frame 21, the first limiting bosses 411 abut against the inner side surface of the rear mesh cover 3 on both sides of the avoiding groove 32 to preliminarily limit the rear mesh cover 3. The side surface of the first limiting boss 411 close to the opening side of the U-shaped frame 21 is fixedly connected with a second limiting boss 412, the thickness of the second limiting boss 412 is less than the thickness of the first limiting boss 411, the inner side surface of the rear mesh cover 3 on both sides of the avoiding groove 32 is fixedly connected with a hooking block 33, the hooking block 33 is used for hooking the second limiting boss 412, the side surface of the hooking block 33 close to the opening side of the rear mesh cover 3 is provided with a wedge surface 331 to facilitate the wedge surface 331 to force the hooking block 33 and the rear mesh cover 3 to deform when the rear mesh cover 3 is installed, so that the hooking block 33 is hooked on the second limiting boss 412, thereby further limiting the rear mesh cover 3, thereby reducing the vibration of the rear mesh cover 3 when the fan is running.

[0033] The implementation principle of the embodiment of the application is that the rear mesh cover 3 is installed on the bracket 2, when the rear mesh cover 3 is disassembled, the front mesh cover 4 is disassembled from the rear mesh cover 3 first, then the rear mesh cover 3 can be directly disassembled from the bracket 2, relative to the prior art, the advantage is that the fan blade does not need to be disassembled, thereby reducing the complexity of disassembly and improving the convenience of disassembly.

[0034] The above are preferred embodiments of the application, not to limit the protection scope of the application, therefore: all equivalent changes made according to the structure, shape, principle of the application should be covered in the protection scope of the application.

Claims

1. A detachable mesh cover mechanism for an electric fan, characterized by: The utility model provides a frame (1), support (2), fan leaf, front screen cover (4) and rear screen cover (3), the middle part of frame (1) has installation groove (11), support (2) is located in installation groove (11), and the drive motor is fixed on support (2), and the fan leaf can be detachably installed on the output shaft of drive motor, and the rear screen cover (3) is detachably connected to support (2), and the front screen cover (4) is detachably connected to rear screen cover (3).

2. A detachable mesh cover mechanism for an electric fan as claimed in claim 1, wherein: The rear screen cover (3) is provided with a threaded portion on the middle of the cover plate (31), and the threaded portion is screwed to the support (2).

3. A detachable mesh cover mechanism for an electric fan as claimed in claim 2, wherein: The inner side wall of the front screen cover (4) is provided with a clamping groove (41), and the clamping groove (41) is L-shaped.

4. A detachable mesh cover mechanism for an electric fan as claimed in claim 1, wherein: The upper and lower ends of the support (2) are rotatably connected to the frame (1), and the frame (1) is provided with a driving assembly for driving the support (2) to rotate.

5. A detachable mesh cover mechanism for an electric fan as claimed in claim 4, wherein: The support (2) includes a U-shaped frame (21) and a rotating joint (22), and the rotating joint (22) is located at the two ends of the U-shaped frame (21).

6. A detachable mesh cover mechanism for an electric fan as claimed in claim 5, wherein: The U-shaped frame (21) is provided with a first limiting boss (411) on both sides of the inner side surface of the two ends, and when the rear screen cover (3) is installed on the U-shaped frame (21), the first limiting boss (411) abuts against the inner side surface of the rear screen cover (3) located on both sides of the avoiding groove (32).

7. A detachable mesh cover mechanism for an electric fan as claimed in claim 6, wherein: The first limiting boss (411) is provided with a second limiting boss (412) on the side surface close to the opening side of the U-shaped frame (21), and the inner side surface of the rear screen cover (3) located on both sides of the avoiding groove (32) is provided with a hooking block (33) for hooking the second limiting boss (412), and the side surface close to the opening side of the rear screen cover (3) is provided with a wedge surface (331).

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