CN216950978U - Novel fan blade structure - Google Patents

Abstract

The utility model discloses a novel fan blade structure, and relates to the technical field of fans. Including the rim plate, evenly be provided with a plurality of mounting structure on the rim plate lateral wall, mounting structure is including fixing the fixed disc on the rim plate lateral wall, has seted up in the fixed disc and has inserted the groove, be provided with on the fixed disc with insert the first piece of agreeing with of groove looks adaptation and the second piece of agreeing with, be provided with on the fixed disc with insert the rotation circle piece of groove looks adaptation. According to the utility model, through the arrangement of the mounting structure, the fixed disc, the first conjunction block, the second conjunction block and the rotating round block are fixed through the first mounting groove, the connecting hole and the bolt, the fixed block and the connecting blade are fixed through the mounting block and the bolt, and the connecting blade and the moving blade are fixed through the mounting hole and the bolt, so that the mounting structure can be independently disassembled and mounted, the integral replacement is not needed, the connecting blade and the moving blade can be singly maintained and replaced, and the maintenance cost is reduced to a certain extent.

Description

Novel fan blade structure

Technical Field

The utility model relates to the technical field of fans, in particular to a novel fan blade structure.

Background

The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of the input mechanical energy, and generally comprises a ventilator, a blower, a wind driven generator and the like, and the main structural components of the fan are an impeller, a shell, an air inlet, a bracket, a motor, a belt pulley, a coupling, a silencer, a transmission part (a bearing) and the like.

The blades on the existing fan blades are usually directly formed on the impeller, so that the replacement mode of the fan blades is integral replacement, the blades cannot be maintained and replaced individually, and the maintenance cost is improved to a certain extent.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel fan blade structure to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel fan blade structure, which comprises a wheel disc, evenly be provided with a plurality of mounting structure on the rim plate lateral wall, mounting structure is including fixing the fixed disc on the rim plate lateral wall, it inserts the groove to have seted up in the fixed disc, be provided with on the fixed disc and insert first agreeing with piece and the second agreeing with piece of groove looks adaptation, be provided with on the fixed disc and insert the rotation disk of groove looks adaptation, be fixed with the fixed column on the rotation disk, the symmetry is fixed with the fixed block on the fixed column, be provided with the connection blade between the fixed block, it is equipped with the removal blade to connect blade front end cross-section interpolation, it all is fixed with the slide that the gradient is unanimous to remove blade both sides end, it is equipped with the installation axle to insert in the middle of the rim plate.

Preferably, installation axle one end is provided with fixed pullover, and thread groove has been seted up to fixed pullover inner wall, and installation axle outer wall is provided with the lug.

Preferably, a plurality of first mounting grooves are uniformly formed in the circumference of the fixed disc, and mounting bolts matched with the first mounting grooves are arranged on the fixed disc.

Preferably, the lower ends of the connecting blades are symmetrically provided with mounting blocks, the connecting blades and the fixing blocks are fixed through the mounting blocks in a threaded connection mode, and the rotating round blocks, the fixing columns and the fixing blocks are integrated.

Preferably, the first conjunction block, the second conjunction block and the rotating round block are provided with connecting holes corresponding to the first mounting groove on the fixed disc.

Preferably, a plurality of mounting holes are uniformly formed in the moving blade, the moving blade is fixed with the connecting blade through the mounting holes in a threaded connection mode, and strip-shaped blocks are symmetrically arranged on two side edges of the moving blade.

Compared with the prior art, the utility model has the beneficial effects that:

this novel fan blade structure, setting through mounting structure, fixed disc, first agree with the piece, the second agrees with the piece and rotates the round piece through first mounting groove, connecting hole and bolt are fixed, the fixed block is fixed through installation piece and bolt with connecting the blade, it fixes through mounting hole and bolt to connect the blade and remove the blade, make mounting structure dismantle the installation alone, need not to carry out whole change, can carry out single maintenance change to connecting the blade and removing the blade, cost of maintenance has been reduced to a certain extent.

In addition, through the setting of mounting hole and rotation circle piece, can adjust and remove blade and connection blade and relative position to fix through mounting hole and bolt, make this structure adapt to the fan with different diameters, simultaneously, rotate the angle that the circle piece rotates and can adjust required connection blade, better improvement the suitability of this structure.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic illustration of a three-dimensional split structure according to the present invention;

FIG. 3 is a schematic perspective view of the mounting structure of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 2 according to the present invention;

fig. 5 is an enlarged structural view of a portion B of fig. 3 according to the present invention.

In the figure: 1. a wheel disc; 101. installing a shaft; 102. fixing the sleeve head; 103. a bump; 2. fixing the disc; 201. a first mounting groove; 3. a first engagement block; 301. a second engagement block; 4. rotating the round block; 401. fixing a column; 402. a fixed block; 403. connecting holes; 5. connecting the blades; 501. mounting blocks; 6. moving the blade; 601. oblique sheets; 602. mounting holes; 603. and (4) a strip-shaped block.

Detailed Description

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

As shown in fig. 1 to 5, the present invention provides a technical solution: a novel fan blade structure comprises a wheel disc 1, a plurality of mounting structures are uniformly arranged on the side wall of the wheel disc 1, each mounting structure comprises a fixed disc 2 fixed on the side wall of the wheel disc 1, an insertion groove is formed in each fixed disc 2, a first conjunction block 3 and a second conjunction block 301 which are matched with the insertion groove are arranged on each fixed disc 2, the first conjunction blocks 3 and the second conjunction blocks 301 are integrated, a rotating round block 4 which is matched with the insertion groove is arranged on each fixed disc 2, the rotating round block 4 is in sliding connection with the fixed discs 2, fixed columns 401 are fixed on the rotating round blocks 4, fixed blocks 402 are symmetrically fixed on the fixed columns 401, connecting blades 5 are arranged between the fixed blocks 402, moving blades 6 are inserted into the front end sections of the connecting blades 5, oblique sheets 601 with the same gradient are fixed at the two side ends of the moving blades 6, the angles of the moving blades 6 are increased by the oblique sheets 601, the pressure of the moving blades 6 on the gas is improved, and the mounting shaft 101 is inserted in the middle of the wheel disc 1.

As a specific embodiment, one end of the mounting shaft 101 is provided with a fixing sleeve 102, a thread groove is formed in the inner wall of the fixing sleeve 102, an external thread matched with the thread groove is arranged at one end of the mounting shaft 101, a projection 103 is arranged on the outer wall of the mounting shaft 101, and a groove matched with the projection 103 is formed in the inner wall of the wheel disc 1, so that the mounting is facilitated.

As a specific embodiment, a plurality of first mounting grooves 201 are uniformly formed in the circumference of the fixed disc 2, mounting bolts adapted to the first mounting grooves 201 are arranged on the fixed disc 2, the first fitting block 3, the second fitting block 301 and the rotating round block 4 are provided with connecting holes 403 corresponding to the first mounting grooves 201 on the fixed disc 2, the lower ends of the connecting blades 5 are symmetrically provided with mounting blocks 501, the connecting blades 5 and the fixed block 402 are fixed by the mounting blocks 501 in a screwed manner, the rotating round block 4, the fixing column 401 and the fixed block 402 are integrated, and the rotating round block 4 is rotated to enable the first mounting grooves 201 and the connecting holes 403 to correspond at different positions so as to change the angle of the connecting blades 5.

As a specific embodiment, a plurality of mounting holes 602 have evenly been seted up on moving blade 6, the symmetry is seted up on connecting blade 5 and is seted up the mounting hole 602 corresponding with moving blade 6, be convenient for adjust moving blade 6 and connecting blade 5's relative position, moving blade 6 passes through mounting hole 602 and is fixed with connecting blade 5 looks spiro union, moving blade 6 both sides limit symmetry is provided with bar shape block 603, set up the bar groove with bar shape block 603 looks adaptation on connecting blade 5, bar shape block 603 and bar groove have played limiting displacement blade 6 and connecting blade 5.

Particularly, when the structure is used, firstly, the structure needs to be installed, the rotating round block 4, the fixing column 401 and the fixing block 402 are taken as an integral base, the rotating round block 4 is moved into the fixing disc 2 through the inserting groove, then the rotating round block 4 is rotated to adjust the fixing block 402 to the required blade angle and then is stopped, so that the first installing groove 201 corresponds to the connecting hole 403, then the first conjunction block 3 and the second conjunction block 301 are moved into the inserting groove in the fixing disc 2, at the moment, the connecting hole 403 on the first conjunction block 3 and the second conjunction block 301 corresponds to the first installing groove 201 on the fixing disc 2, then the rotating round block 4, the first conjunction block 3 and the second conjunction block 301 are fixed on the fixing disc 2 in a threaded manner through the first installing groove 201 and the connecting hole 403, then the connecting blade 5 is fixed with the fixing block 402 in a threaded manner through the installing block 501, insert movable blade 6 and ramp 601 and establish in connecting blade 5, at this moment, the bar block 603 on the movable blade 6 is corresponding with the bar groove, adjust the position of movable blade 6 in connecting blade 5 according to required blade length, make movable blade 6 corresponding with the mounting hole 602 on the connecting blade 5, will connect blade 5 and movable blade 6 looks spiro union through mounting hole 602 and fix, can finish a mounting structure installation, install the mounting structure in proper order, establish rim plate 1 cover on installation axle 101 after the installation is finished, the lug 103 on installation axle 101 matches with the recess on the rim plate 1 inner wall this moment, be convenient for fix rim plate 1 and installation axle 101, fix the pullover 102 spiro union at installation axle 101 front end, can accomplish the structure installation on the fan. It should be noted that the above wheel disc 1, the mounting shaft 101, the fixed sleeve head 102 and the fan are all in the prior art, and therefore the working principle thereof is not explained herein too much.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a novel fan blade structure, includes rim plate (1), its characterized in that: evenly be provided with a plurality of mounting structure on rim plate (1) lateral wall, mounting structure is including fixing fixed disc (2) on rim plate (1) lateral wall, it inserts the groove to have seted up in fixed disc (2), be provided with on fixed disc (2) with insert first agreeing with piece (3) and second agreeing with piece (301) of groove looks adaptation, be provided with on fixed disc (2) with insert rotation circle piece (4) of groove looks adaptation, be fixed with on rotation circle piece (4) fixed column (401), the symmetry is fixed with fixed block (402) on fixed column (401), be provided with between fixed block (402) and connect blade (5), it is equipped with moving blade (6) to connect blade (5) front end cross-section interpolation, moving blade (6) both sides end all is fixed with ramp (601) that the gradient is unanimous, the installation axle (101) is equipped with in the middle of rim plate (1).

2. The novel fan blade structure of claim 1, wherein: the mounting shaft is characterized in that a fixing sleeve head (102) is arranged at one end of the mounting shaft (101), a thread groove is formed in the inner wall of the fixing sleeve head (102), and a convex block (103) is arranged on the outer wall of the mounting shaft (101).

3. The novel fan blade structure of claim 1, wherein: a plurality of first mounting grooves (201) are uniformly formed in the circumference of the fixed disc (2), and mounting bolts matched with the first mounting grooves (201) are arranged on the fixed disc (2).

4. The novel fan blade structure of claim 1, wherein: the lower end of the connecting blade (5) is symmetrically provided with mounting blocks (501), the connecting blade (5) and the fixing block (402) are fixed through the mounting blocks (501) in a threaded manner, and the rotating round block (4), the fixing column (401) and the fixing block (402) are integrated.

5. The novel fan blade structure of claim 1, wherein: and the first conjunction block (3), the second conjunction block (301) and the rotary round block (4) are provided with connecting holes (403) corresponding to the first mounting groove (201) on the fixed disc (2).

6. The novel fan blade structure of claim 1, wherein: a plurality of mounting holes (602) are uniformly formed in the movable blade (6), the movable blade (6) is fixedly connected with the connecting blade (5) in a threaded mode through the mounting holes (602), and strip-shaped blocks (603) are symmetrically arranged on two side edges of the movable blade (6).

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