CN215566853U

CN215566853U - Fan blade and fan wing inserting structure for industrial fan

Info

Publication number: CN215566853U
Application number: CN202121079261.9U
Authority: CN
Inventors: 侯彦斌; 侯永斌; 耿德升
Original assignee: Yishengde Technology Suzhou Co ltd
Current assignee: Yishengde Technology Suzhou Co ltd
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2022-01-18
Anticipated expiration: 2031-05-19

Abstract

The utility model relates to a fan blade and fan fin inserting structure for an industrial fan, which comprises a fan blade and a fan fin, wherein the fan blade sequentially comprises an upper fan blade plate and a lower fan blade plate along the Z-axis negative direction, a cavity mechanism is arranged between the upper fan blade plate and the lower fan blade plate, the cavity mechanism is sequentially divided into a first cavity, a second cavity and a third cavity along the Y-axis positive direction through two partition plates, the fan fin is inserted into the middle second cavity, a fixed base plate is also arranged on the upper fan blade plate along the X-axis direction, and a second connecting piece is connected with the fan fin through the fixed base plate. According to the blade and fan fin inserting structure for the industrial fan, the blade and fan fin are connected in an inserting mode, the bolt and the fixing gasket are connected, the connection firmness between the blade and the fan fin can be enhanced, and the blade and fan fin inserting structure is convenient to install and use.

Description

Fan blade and fan wing inserting structure for industrial fan

Technical Field

The utility model relates to the technical field related to industrial fans, in particular to a fan blade and fan fin inserting structure for an industrial fan.

Background

The industrial fan is a common industrial machine which is widely applied to high and large spaces such as industrial factory buildings, logistics storage, waiting rooms, exhibition halls, gymnasiums, super-business rooms and the like, and used for ventilating the spaces and cooling personnel. The industrial fan blade connecting structure in the prior art is generally simple and connected with fan wings through bolts, the structure is inconvenient to install, and the installation firmness of the fan blades is poor.

In view of the above-mentioned drawbacks, the present designer has made active research and innovation to create a blade-fin insertion structure for an industrial fan, so that the blade-fin insertion structure has higher industrial utilization value.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problems, an object of the present invention is to provide a blade and fin insertion structure for an industrial fan.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a flabellum fan fin grafting structure for industrial fan, including flabellum and fan fin, the flabellum includes fan blade board and lower fan blade board along Z axle negative direction in proper order, upward set up cavity mechanism between fan blade board and the lower fan blade board, cavity mechanism separates for first cavity along Y axle positive direction in proper order through two partition panels, second cavity and third cavity, the fan fin inserts in middle second cavity, still be provided with the fixed bolster along X axle direction on the upper fan blade board, the second connecting piece links together through fixed bolster and fan fin.

As a further improvement of the utility model, the fan fin comprises an outer connecting end and an inner inserting end, the inserting end is inserted into the second cavity, a convex connecting clamping block is arranged at the partition plate of the connecting end positioned at the outer side of the second cavity, and the convex connecting clamping block is clamped at the partition plate of the outer side of the second cavity.

As a further improvement of the fan blade protection device, the fan blade protection device further comprises a protection cover, the protection cover is connected with one side of the fan blade along the negative direction of the X axis, and the protection cover is connected with the fan blade through a first connecting piece.

As a further improvement of the utility model, the fan blade is also provided with a notch which is positioned at the connecting end part between the fan blade and the protective cover.

As a further development of the utility model, the first connecting element is a screw.

As a further improvement of the utility model, the second connecting piece is a high-strength bolt.

As a further improvement of the utility model, the inner side of the bottom of the upper fan blade plate is also provided with a plurality of convex columns along the Y-axis direction, the convex columns are distributed along the X-axis direction, and the convex columns are close to the lower fan fins but are not in contact with the lower fan fins.

As a further improvement of the utility model, the bottom of the convex column is provided with an arc transition structure.

As a further improvement of the present invention, the length ratio between the first cavity, the second cavity, and the third cavity along the Y-axis direction is 5: 2: 1.

by the scheme, the utility model at least has the following advantages:

according to the blade and fan fin inserting structure for the industrial fan, the blade and fan fin are connected in an inserting mode, the bolt and the fixing gasket are connected, the connection firmness between the blade and the fan fin can be enhanced, and the blade and fan fin inserting structure is convenient to install and use; through the structural arrangement of a plurality of convex columns, the relative vibration between the fan blades and the fan wings can be reduced to a certain extent, and the service life is prolonged.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of one side of a blade fin insertion structure for an industrial fan according to the present invention;

fig. 2 is a schematic structural view of the other side of the blade-fin plug structure for an industrial fan according to the present invention.

In the drawings, the meanings of the reference numerals are as follows.

1 Fan blade 2 protective cover

3 gap 4 upper blade plate

5 first connecting piece 6 second connecting piece

7 round pad of fixed backing plate 8

9 wings and 10 lower fan blades

11 first cavity 12 partition plate

13 convex joint fixture block 14 second cavity

15 convex column 16 third cavity

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

Examples

As shown in figures 1-2 of the drawings,

the utility model provides a flabellum fan wing grafting structure for industrial fan, including flabellum 1 and fan wing 9, flabellum 1 includes flabellum board 4 and lower flabellum board 10 along Z axle negative direction in proper order, upward set up cavity mechanism between flabellum board 4 and the lower flabellum board 10, cavity mechanism separates for first cavity 11 along Y axle positive direction in proper order through two partition panels 12, second cavity 14 and third cavity 16, fan wing 9 pegs graft in the middle second cavity 14, go up and still be provided with fixed bolster 7 along X axle direction on the flabellum board 4, second connecting piece 6 links together through fixed bolster 7 and fan wing 9.

Preferably, the fan fin 9 includes an outer connecting end and an inner inserting end, the inserting end is inserted into the second cavity 14, a protruding connecting block 13 is arranged on the partition board 12 of the connecting end located on the outer side of the second cavity 14, and the protruding connecting block 13 is clamped on the partition board 12 of the outer side of the second cavity 14.

Preferably, the fan blade protection device further comprises a protection cover 2, the protection cover 2 is connected with one side of the fan blade 1 along the negative direction of the X axis, and the protection cover 2 is connected with the fan blade 1 through a first connecting piece 5.

Preferably, the fan blade 1 is further provided with a notch 3, and the notch 3 is located at a connecting end portion between the fan blade 1 and the protection cover 2.

Preferably, the first connecting member 5 is a screw.

Preferably, the second connecting member 6 is a high-strength bolt.

More preferably, a circular gasket 8 is further disposed between the second connecting member 6 and the fixed pad 7.

Wherein, the connection firmness between the fan blade 1 and the fan fin 9 can be enhanced through the connection structure of the second connecting piece 6, the circular gasket 8 and the fixed backing plate 7.

Preferably, the inner side of the bottom of the upper fan blade plate 4 is further provided with a plurality of convex columns 15 along the Y-axis direction, the convex columns 15 are distributed along the X-axis direction, and the convex columns 15 are arranged close to but not in contact with the lower fan fins 9.

Preferably, the bottom of the convex column 15 is provided with a circular arc transition structure. The arc transition structure at the bottom of the convex column 15 can be a hemispherical structure, and scratches and the like of the convex column 15 on the outer surface of the fan fin 9 can be reduced through the arc transition structure.

Preferably, the length ratio of the first cavity 11, the second cavity 14 and the third cavity 16 along the Y-axis direction is 5: 2: 1.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly referring to the number of technical features being grined. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection: either mechanically or electrically: the terms may be directly connected or indirectly connected through an intermediate member, or may be a communication between two elements.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a flabellum fan wing grafting structure for industrial fan, a serial communication port, including flabellum (1) and fan wing (9), flabellum (1) includes fan leaf board (4) and lower fan leaf board (10) along Z axle negative direction in proper order, cavity mechanism has been seted up between fan leaf board (4) and lower fan leaf board (10), cavity mechanism separates for first cavity (11), second cavity (14) and third cavity (16) along Y axle positive direction in proper order through two partitions (12), in second cavity (14) in the middle of fan wing (9) grafting income, upward still be provided with fixed bolster (7) along X axle direction on fan leaf board (4), second connecting piece (6) pass through fixed bolster (7) link together with fan wing (9).

2. The fan blade and fan fin inserting structure of the industrial fan as claimed in claim 1, wherein the fan fin (9) comprises an outer connecting end and an inner inserting end, the inserting end is inserted into the second cavity (14), the partition plate (12) of the connecting end located at the outer side of the second cavity (14) is provided with a convex connecting fixture block (13), and the convex connecting fixture block (13) is clamped at the partition plate (12) of the outer side of the second cavity (14).

3. The blade and fin inserting structure of the industrial fan as claimed in claim 1, further comprising a protective cover (2), wherein the protective cover (2) is connected with one side of the blade (1) along the negative direction of the X axis, and the protective cover (2) is connected with the blade (1) through the first connecting member (5).

4. The blade and fin plug structure of industrial fan as claimed in claim 3, wherein the blade (1) is further provided with a notch (3), and the notch (3) is located at the connecting end position between the blade (1) and the protective cover (2).

5. The blade and fin attachment structure for an industrial fan as claimed in claim 3, wherein said first connecting member (5) is a screw.

6. The blade and fin plug structure of claim 1, wherein the second connecting member (6) is a high-strength bolt.

7. The blade and fin inserting structure of claim 1, wherein the inner side of the bottom of the upper blade plate (4) is further provided with a plurality of protruding columns (15) along the Y-axis direction, the protruding columns (15) are distributed along the X-axis direction, and the protruding columns (15) are arranged close to but not in contact with the lower fan fins (9).

8. The blade and fin inserting structure of industrial fan as claimed in claim 7, wherein the bottom of the protruding pillar (15) is provided with a circular arc transition structure.

9. The blade and fin plug structure of claim 1, wherein the length ratio of the first cavity (11), the second cavity (14) and the third cavity (16) along the Y-axis direction is 5: 2: 1.