CN211612917U

CN211612917U - Blade with adjustable blade angle

Info

Publication number: CN211612917U
Application number: CN201922142829.6U
Authority: CN
Inventors: 邓勤; 李建峰
Original assignee: Daye Hongda Electromechanical Technology Co ltd
Current assignee: Daye Hongda Electromechanical Technology Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-10-02
Anticipated expiration: 2029-11-29

Abstract

The utility model discloses a flabellum of blade angularly adjustable, including fixed disk, a plurality of blade and an adjustment disk, wherein: the fixed disc is circular, a first cavity and a plurality of second cavities are formed in the fixed disc, the first cavity and the second cavities are both cylindrical, and the plurality of second cavities are circumferentially arranged along the first cavity and are communicated with the first cavity; the blade comprises a first adjusting part, a connecting part and a rotor part, wherein two ends of the connecting part are respectively connected with the first adjusting part and the rotor part, the first adjusting part and the connecting part are coaxially arranged, and the connecting part is arranged in the second cavity; the adjusting disc is arranged in the first cavity and is rotatably connected with the fixed disc, a second adjusting portion is formed on the upper surface of the adjusting disc, and the first adjusting portion is connected with the second adjusting portion in a meshed mode. The utility model discloses simple structure, convenient to use.

Description

Blade with adjustable blade angle

Technical Field

The utility model relates to a flabellum technical field, specificly relate to a flabellum of blade angularly adjustable.

Background

For example, CN201310472750.4 provides a feeding hopper with a material crushing function, which comprises a hopper body, wherein the hopper body comprises a storage section and a discharge section, and the storage section and the discharge section are coaxially arranged; the top of storage section is provided with the apron, the apron is provided with the feed inlet, the top of apron is provided with driving motor, driving motor connects one and stretches into the inside main shaft that sets up of bucket body, the interval is provided with multiunit material breaker and multiunit loose blade structure on the main shaft, material breaker is located the top of loose blade structure, material breaker is located the storage section with loose blade structure, every material breaker of group includes a plurality of blades that are umbelliform setting, every loose blade structure of group includes the loose blade of 4 at least annular equipartitions, every loose blade sets up for the slope, and the blade surface of every loose blade sets up towards the direction of rotation of main shaft, the end of main shaft is provided with helical blade, helical blade is located ejection of compact section.

It has used the flabellum to accomplish the broken work of material, but because its flabellum is integrated into one piece, its flabellum angle is certain, by better crushing effect to the bulky material of caking, but to the little material of caking, crushing effect is relatively poor, only has fine crushing effect to the little material of caking when the blade angle is less, and it can't change the blade angle at any time, can only dismantle original flabellum replacement installation again when consequently changing the material breakage. The use is troublesome.

Therefore, a fan blade with adjustable blade angle is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned technique not enough, provide a flabellum of blade angularly adjustable for solve the unable problem of adjusting of prior art intermediate leaf angle.

In order to achieve the technical purpose, the technical proposal of the utility model is as follows: the utility model provides a flabellum of blade angularly adjustable, includes fixed disk, a plurality of blade and an adjustment disk, wherein: the fixed disc is circular, a first cavity and a plurality of second cavities are formed in the fixed disc, the first cavity and the second cavities are cylindrical, and the plurality of second cavities are circumferentially arranged along the first cavity and are communicated with the first cavity; the blades comprise a first adjusting part, a connecting part and a rotor part, the two ends of the connecting part are respectively connected with the first adjusting part and the rotor part, the first adjusting part and the connecting part are coaxially arranged, the connecting part is arranged in the second cavity, and the connecting part is rotatably connected with the fixed disc; the adjusting disk is arranged in the first cavity and is rotationally connected with the fixed disk, a second adjusting part is formed on the upper surface of the adjusting disk, and the first adjusting part is meshed with the second adjusting part.

Compared with the prior art, the beneficial effects of the utility model include: a plurality of blades that have used the adjustment disk drive to mesh with it rotate simultaneously, realize blade angle modulation, need not to dismantle whole flabellum, the utility model discloses simple structure, convenient to use.

Drawings

FIG. 1 is an exploded view of a fan blade with adjustable blade angle provided by the present invention;

fig. 2 is a perspective view of a first mounting plate of a fan blade with adjustable blade angle provided by the present invention;

fig. 3 is a perspective view of a second mounting plate of a fan blade with adjustable blade angle provided by the present invention;

FIG. 4 is a perspective view of a blade of a fan blade with adjustable blade angle according to the present invention;

fig. 5 is a perspective view of the fan blade with adjustable blade angle provided by the present invention when the first mounting plate is not installed;

FIG. 6 is an enlarged view of a portion of FIG. 5 at A;

fig. 7 is a perspective view of an adjusting plate of a fan blade with adjustable blade angle provided by the present invention;

fig. 8 is a perspective view of the fan blade with adjustable blade angle according to the present invention after assembling;

reference numerals: 1-fixed disc, 2-blade, 3-adjusting disc, 4-lock column, 11-first cavity, 12-second cavity, 13-third cavity, 14-first mounting disc, 15-second mounting disc, 21-first adjusting part, 22-connecting part, 23-rotor part, 24-limiting part, 31-second adjusting part and 151-notch.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, fig. 1 is an exploded view of a fan blade with adjustable blade angle according to the present invention. This embodiment provides a flabellum of blade angularly adjustable, including adjusting disk 3, fixed disk 1, a plurality of blade 2 and lock post 4, adjusting disk 3 is used for adjusting blade 2 angles, and fixed disk 1 is connected, fixed adjusting disk 3 and blade 2, and blade 2 constitutes the flabellum main part, and lock post 4 is used for fixed adjusting disk 3, wherein:

the fixed disk 1 is circular, and the inside first cavity 11 and a plurality of second cavity 12 that form of fixed disk 1, first cavity 11 and second cavity 12 are cylindrical, and a plurality of second cavities 12 are arranged along first cavity 11 circumference, and all communicate with first cavity 11, and first cavity 11 is used for installing adjustment disk 3, and second cavity 12 is used for installing blade 2.

To explain the structure of the fixing plate 1, please refer to fig. 2 and fig. 3, fig. 2 is a perspective view of a first mounting plate of a fan blade with adjustable blade angle, and fig. 3 is a perspective view of a second mounting plate of a fan blade with adjustable blade angle. The fixed disc 1 comprises a first mounting disc 14 and a second mounting disc 15, the first mounting disc 14 and the second mounting disc 15 are circular discs, and the first mounting disc 14 and the second mounting disc 15 are detachably connected and surround up and down to form a first cavity 11, a second cavity 12 and a third cavity 13. The third cavity 13 is cylindrical, the third cavity 13 is communicated with the second cavity 12 in a one-to-one correspondence manner and is coaxially arranged, the section radius of the third cavity 13 is larger than that of the second cavity 12, and two end faces of the third cavity 13 are arranged between the side face of the fixed disk 1 and the first cavity 11.

Please refer to fig. 4, fig. 4 is a perspective view of a blade of a fan blade with an adjustable blade angle according to the present invention. The blade 2 comprises a first adjusting portion 21, a connecting portion 22, a rotor portion 23 and a limiting portion 24, two ends of the connecting portion 22 are respectively connected with the first adjusting portion 21 and the rotor portion 23, the first adjusting portion 21 and the connecting portion 22 are coaxially arranged, the connecting portion 22 is arranged in the second cavity 12, the connecting portion 22 is rotatably connected with the fixed disk 1, and the limiting portion 24 extends outwards along the circumferential direction of the side face of the connecting portion 22.

To specifically explain the installation structure of the blades 2 and the fixed disk 1, please refer to fig. 5 and fig. 6, fig. 5 is a perspective view of the fan blade with adjustable blade angle when the first installation disk is not installed, and fig. 6 is a partial enlarged view of a position a in fig. 5. The limiting part 24 is arranged in the third cavity 13, and two ends of the limiting part 24 are respectively abutted against the inner wall of the third cavity 13, so that the third cavity 13 can limit the axial movement of the blade 2, and the limiting part 24 is rotatably connected with the fixed disk 1.

In a preferred embodiment, the plurality of rotor portions 23 are uniformly arranged on the circumference of the fixed disk 1 at the same radius.

The uniform arrangement of the rotor blades 23 centers the center of gravity of the blade 2, increasing the stability of the blade 2 during operation.

In a preferred embodiment, the plurality of rotor portions 23 are angled at the same angle to the horizontal.

The included angles between the plurality of rotor parts 23 and the horizontal plane are the same, so that each blade 2 has the same crushing effect on materials, and the stability of the blades during operation is improved.

Referring to fig. 6 and 7, fig. 7 is a perspective view of an adjusting plate of a fan blade with adjustable blade angle according to the present invention. The adjusting disk 3 is arranged in the first cavity 11, the adjusting disk 3 is rotatably connected with the fixed disk 1, a second adjusting part 31 is formed on the upper surface of the adjusting disk 3, and the first adjusting part 21 is meshed with the second adjusting part 31.

For a specific description of the mounting structure of the adjustment tray 3 and the fixed tray 1, refer to fig. 6. The bottom surface of the second mounting disc 15 forms a plurality of arc-shaped notches 151 arranged along the same radius of the circumference, the notches 151 are communicated with the first cavity 11, the fan blade with the adjustable blade angle provided by the embodiment further comprises a plurality of locking columns 4, and the locking columns 4 penetrate through the notches 151 and are in threaded connection with the adjusting disc 3.

Referring to fig. 1, fig. 6 and fig. 8, fig. 8 is a perspective view of the fan blade with adjustable blade angle according to the present invention. The following is a detailed description of the assembling process of the fan blade with adjustable blade angle provided in this embodiment: first put into first cavity 11 with adjustment disk 3 at first to make adjustment disk 3 bottom and second mounting disc 15 butt, put into third cavity 13 with spacing portion 24 again, first adjustment portion 21 meshes with second adjustment portion 31 simultaneously, make all 2 angles of blade unanimous and after the installation is accomplished, again with first mounting disc 14 and second mounting disc 15 fixed, first mounting disc 14 and second mounting disc 15 adopt bolted connection fixed in this embodiment, the angle of adjustment blade 2 is to suitable back this moment, it is fixed with adjustment disk 3 to pass notch 151 with lock post 4. And (6) finishing the assembly.

The following is a detailed description of the working principle of the fan blade with adjustable angle provided in this embodiment: when the lock cylinder 4 is detached and one blade 2 is rotated, the first adjusting part 21 rotates along with the first adjusting part, the second adjusting part 31 meshed with the first adjusting part 21 also rotates, so that the adjusting disc 3 rotates to drive the first adjusting parts 21 of other blades 2 to rotate, so that one blade 2 rotates to drive all other blades 2 to rotate together, after the angle adjustment is finished, the lock cylinder 4 and the adjusting disc 3 are fixed, at this time, the adjusting disc 3 cannot rotate, and the blade 2 meshed with the adjusting disc cannot rotate. The position-limiting portion 24 is engaged with the third cavity 13, so that the vane 2 cannot move in the axial direction.

To sum up, the utility model provides a pair of flabellum of blade angularly adjustable has used adjusting disk drive to rotate simultaneously with a plurality of blades of it meshing, and the lock post only needs to loosen the lock post during consequently angle regulation from fixed disk one side fixed adjusting disk, need not to dismantle whole flabellum, the utility model discloses simple structure, convenient to use.

The above detailed description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a flabellum of blade angularly adjustable which characterized in that, includes fixed disk, a plurality of blade and an adjustment disk, wherein:

the fixed disc is circular, a first cavity and a plurality of second cavities are formed in the fixed disc, the first cavity and the second cavities are both cylindrical, and the second cavities surround and are communicated with the first cavity and are arranged along the radial direction of the first cavity;

the blades comprise a first adjusting part, a connecting part and a rotor part, two ends of the connecting part are respectively connected with the first adjusting part and the rotor part, the first adjusting part and the connecting part are coaxially arranged, the connecting part is arranged in the second cavity, and the connecting part is rotatably connected with the fixed disc;

the adjusting disc is arranged in the first cavity and is rotatably connected with the fixed disc, a second adjusting portion is formed on the upper surface of the adjusting disc, and the first adjusting portion is connected with the second adjusting portion in a meshed mode.

2. The fan blade with adjustable blade angle of claim 1, wherein the blade further comprises a limiting portion extending outward along the circumferential direction of the side surface of the connecting portion, the fixing disk further comprises a plurality of third cavities, the third cavities are cylindrical, the third cavities are in one-to-one correspondence with the second cavities and coaxially arranged, the cross-sectional radius of the third cavities is larger than that of the second cavities, two end surfaces of the third cavities are arranged between the side surface of the fixing disk and the first cavities, the limiting portion is arranged in the third cavities, and two ends of the limiting portion are respectively abutted against the inner wall of the third cavities and are rotatably connected with the fixing disk.

3. The fan blade with adjustable blade angle of claim 2, wherein the fixed disk comprises a first mounting disk and a second mounting disk, the first mounting disk and the second mounting disk are both circular disks, and the first mounting disk and the second mounting disk are detachably connected and surround up and down to form the first cavity, the second cavity and the third cavity.

4. The fan blade of claim 3, wherein the bottom surface of the second mounting plate defines a plurality of arc-shaped notches arranged along a circumference with a same radius, the notches are communicated with the first cavity, and the fan blade further comprises a plurality of locking posts, and the locking posts penetrate through the notches and are in threaded connection with the adjusting plate.

5. The fan blade of claim 1, wherein the plurality of rotor blades are uniformly arranged on a circumference of the same radius of the periphery of the fixed disk.

6. The fan blade of claim 1, wherein the plurality of said rotor portions have the same angle with the horizontal plane.