Split type air outlet cover of fan

Abstract

The utility model discloses a split type air outlet cover of a fan. The split type air outlet cover comprises an air outlet cover body, at least one air outlet cover plate and a connecting cover plate. The air outlet cover plate is rotationally connected between the air outlet cover body and the connecting cover plate, and the connecting cover plate is fixedly connected with the air outlet cover body, so that the air outlet cover plate is limited and fixed. A first connecting screw hole is formed in the side face of the fan split type air outlet cover, a second connecting screw hole corresponding to the first connecting screw hole is formed in the fan air outlet channel, and the first connecting screw hole and the second connecting screw hole are connected through a screw, so that the fan split type air outlet cover is connected to the tail end of the fan air outlet channel.

Description

Technical Field

[0001] The utility model relates to the field of fans, in particular to a split air outlet cover for a fan. Background Art

[0002] Most of the existing fan casings adopt the design of left and right casings, and the air outlet is often arranged on one side of the left casing or the right casing and is formed integrally with the left casing or the right casing. The existing fan is often provided with multiple air outlet covers that can be opened and closed in the air outlet. The air outlet covers can be rotatably connected in the air outlet and can be opened when the fan is discharged and closed under the action of gravity when the fan is closed. Such a design can prevent foreign matter from entering the fan, thereby improving the durability of the fan. However, this design also has usage problems, that is, dust will accumulate on the inside of the air outlet cover after long-term use, and the dust inside the cover requires the entire fan to be disassembled for better cleaning. Therefore, a fan split air outlet cover equipped with an air outlet cover is needed to improve the dustproof ability of the fan while also being easy to clean and maintain. Utility Model Content

[0003] The main purpose of the utility model is to provide a fan split type air outlet cover which is equipped with an air outlet cover plate and can improve the dustproof ability of the fan and is also convenient for cleaning and maintenance.

[0004] The utility model provides a split air outlet cover for a fan, comprising an air outlet cover body, at least one air outlet cover plate and a connecting cover plate;

[0005] The air outlet cover plate is rotatably connected between the air outlet cover body and the connecting cover plate, and the connecting cover plate is fixedly connected to the air outlet cover body, so as to limit and fix the air outlet cover plate;

[0006] A first connecting screw hole is arranged on the side of the split air outlet cover of the fan, and a second connecting screw hole corresponding to the first connecting screw hole is arranged on the air outlet duct of the fan. The first connecting screw hole and the second connecting screw hole are connected by screws, so that the split air outlet cover of the fan is connected and arranged on the end of the air outlet duct of the fan.

[0007] Preferably, it further comprises an inner lining plate, an air outlet hole is arranged in the middle of the rear side of the air outlet cover body, rotation grooves are arranged on two opposite side surfaces inside the air outlet hole at the rear side of the air outlet cover body, an air outlet cover plate connecting column is arranged on the air outlet cover plate, and the air outlet cover plate is rotatably connected to the air outlet cover body through the cooperation between the air outlet cover plate connecting column and the rotation groove;

[0008] A plurality of main body connecting columns are arranged around the air outlet hole, a main body screw hole is arranged in the main body connecting column, an inner lining sleeve connecting hole is arranged on the inner lining sleeve, and a connecting cover plate connecting hole is arranged on the connecting cover plate. The main body connecting column can be sleeved in the inner lining sleeve connecting hole, and the screw passes through the connecting cover plate connecting hole and is connected with the main body screw hole on the main body connecting column, so as to connect and fix the air outlet cover body, the inner lining sleeve, the air outlet cover and the connecting cover plate.

[0009] Preferably, the first connection screw hole is arranged on a side surface of the connection cover plate.

[0010] Preferably, the air outlet cover includes a first air outlet plate and a second air outlet plate arranged on both sides of the air outlet cover connecting column, the first air outlet plate is much shorter than the second air outlet plate, and the first air outlet plate of the air outlet cover is arranged on the inner side of the second air outlet plate of the adjacent air outlet cover, and the one-way opening and closing function can be achieved by setting the first air outlet plate.

[0011] Preferably, it further comprises an air outlet grille, wherein the air outlet grille is arranged between the inner lining plate and the connecting cover plate.

[0012] Preferably, the air outlet grille is made of metal.

[0013] The beneficial effects of the fan split air outlet cover of the utility model are:

[0014] 1. By setting the air outlet cover on the detachable split air outlet cover of the fan, the dust-proof ability of the fan is improved while also being easy to clean and maintain, making it convenient for customers to use.

[0015] 2. By providing an air outlet cover consisting of an air outlet cover connecting column, a first air outlet plate and a second air outlet plate, the one-way opening and closing function can be achieved through the air outlet cover itself without using more additional components. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A three-dimensional diagram of a fan with a split air outlet cover of the fan of the utility model;

[0017] Figure 2 It is a three-dimensional diagram of the split air outlet cover of the fan of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the air outlet cover body of the split air outlet cover of the fan of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the inner lining sleeve of the split air outlet cover of the fan of the utility model;

[0020] Figure 5 This is a structural schematic diagram of the connecting cover plate of the split air outlet cover of the fan of the utility model;

[0021] Figure 6 It is a structural schematic diagram of the air outlet cover plate of the split air outlet cover of the fan of the utility model.

[0022] Numbers in the figure: 1. Split air outlet cover of fan. 2. Fan, 11. Air outlet cover body, 12. Inner lining plate, 13. Connecting cover plate, 14. Air outlet cover plate, 21. Air outlet duct of fan, 111. Air outlet hole, 112. Rotating groove, 113. Body connecting column, 114. Body screw hole, 121. Inner lining plate connecting hole, 131. Connecting cover plate connecting hole, 132. First connecting screw hole, 141. Air outlet cover plate connecting column, 142. First air outlet plate, 143. Second air outlet plate, 211. Second connecting screw hole.

[0023] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0024] It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0025] Reference Figures 1 to 6 , an embodiment of the utility model of the split air outlet cover of the fan is proposed:

[0026] A split air outlet cover 1 for a fan comprises an air outlet cover body 11 , three air outlet cover plates 14 , an inner lining plate 12 and a connecting cover plate 13 .

[0027] An air outlet hole 111 is provided in the middle of the rear side of the air outlet cover body 11, and rotation grooves 112 are provided on two opposite side surfaces of the air outlet hole 111 on the rear side of the air outlet cover body 111. The air outlet hole 111 has a square cross section, and four body connecting columns 113 are provided at the four corners around the air outlet hole 111, and body screw holes 114 are provided in the body connecting columns 113.

[0028] The air outlet cover 14 includes an air outlet cover connecting column 141, a first air outlet plate 142 and a second air outlet plate 143, and the first air outlet plate 142 and the second air outlet plate 143 are arranged on opposite sides of the air outlet cover connecting column 141. The first air outlet plate 142 is much shorter than the second air outlet plate 143, and the first air outlet plate 142 of the lower air outlet cover 14 is arranged on the inner side of the second air outlet plate 143 of the adjacent upper air outlet cover 14. By arranging the first air outlet plate 142, it is easy to rotate the air outlet cover 14 outwards, but difficult to rotate it inwards, thereby realizing the one-way opening and closing function.

[0029] The inner lining plate 12 is provided with an inner lining plate connecting hole 121, and the body connecting column 113 can be sleeved in the inner lining plate connecting hole 121 so as to connect the inner lining plate 12 to the rear side of the air outlet cover plate 14. The air outlet cover plate 14 is limitedly set on the air outlet cover body 11 through the inner lining plate 12.

[0030] A connecting cover plate connecting hole 131 is provided on the rear side of the connecting cover plate 13. A screw passes through the connecting cover plate connecting hole 131 and connects with the body screw hole 114 on the body connecting column 113, thereby connecting and fixing the air outlet cover body 11, the inner lining plate 112, the air outlet cover plate 14 and the connecting cover plate 13. A first connecting screw hole 132 is provided on the side of the connecting cover plate 13.

[0031] The fan air outlet duct 21 of the fan 2 is provided with a second connecting screw hole 211 corresponding to the first connecting screw hole 132. The first connecting screw hole 132 and the second connecting screw hole 211 are connected by screws, so that the fan split air outlet cover 1 is connected and set on the end of the fan air outlet duct 21.

[0032] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structural transformation made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, is also included in the patent protection scope of the present invention.

Claims

1. A split air outlet cover for a fan, characterized in that: It includes an air outlet cover body, at least one air outlet cover plate and a connecting cover plate; The air outlet cover plate is rotatably connected between the air outlet cover body and the connecting cover plate, and the connecting cover plate is fixedly connected to the air outlet cover body, so as to limit and fix the air outlet cover plate; A first connecting screw hole is arranged on the side of the split air outlet cover of the fan, and a second connecting screw hole corresponding to the first connecting screw hole is arranged on the air outlet duct of the fan. The first connecting screw hole and the second connecting screw hole are connected by screws, so that the split air outlet cover of the fan is connected and arranged on the end of the air outlet duct of the fan.

2. The fan split air outlet cover according to claim 1, characterized in that: It also includes an inner lining plate, an air outlet hole is arranged in the middle of the rear side of the air outlet cover body, two side surfaces opposite to the inner side of the air outlet hole of the rear side of the air outlet cover body are provided with rotation grooves, and an air outlet cover plate connecting column is arranged on the air outlet cover plate, and the air outlet cover plate is rotatably connected to the air outlet cover body through the cooperation between the air outlet cover plate connecting column and the rotation groove; A plurality of main body connecting columns are arranged around the air outlet hole, a main body screw hole is arranged in the main body connecting column, an inner lining sleeve connecting hole is arranged on the inner lining sleeve, and a connecting cover plate connecting hole is arranged on the connecting cover plate. The main body connecting column can be sleeved in the inner lining sleeve connecting hole, and the screw passes through the connecting cover plate connecting hole and is connected with the main body screw hole on the main body connecting column, so as to connect and fix the air outlet cover body, the inner lining sleeve, the air outlet cover and the connecting cover plate.

3. The fan split air outlet cover according to claim 1 or 2, characterized in that: The first connection screw hole is arranged on a side surface of the connection cover plate.

4. The fan split air outlet cover according to claim 2, characterized in that: The air outlet cover includes a first air outlet plate and a second air outlet plate arranged on both sides of the air outlet cover connecting column. The first air outlet plate is much shorter than the second air outlet plate. The first air outlet plate of the air outlet cover is arranged on the inner side of the second air outlet plate of the adjacent air outlet cover. By setting the first air outlet plate, a one-way opening and closing function can be achieved.

5. The fan split air outlet cover according to claim 2, characterized in that: It also includes an air outlet grille, which is arranged between the inner lining plate and the connecting cover plate.

6. The fan split air outlet cover according to claim 5, characterized in that: The air outlet grille is made of metal.

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