CN210623137U

CN210623137U - Fan blade structure for motor

Info

Publication number: CN210623137U
Application number: CN201921112108.4U
Authority: CN
Inventors: 高文铭; 何书开
Original assignee: Wuhan Langdi Turbomachinery Co ltd
Current assignee: Wuhan Langdi Turbomachinery Co ltd
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-05-26
Anticipated expiration: 2029-07-16

Abstract

The utility model discloses a fan blade structure for motor, including installation department and driving motor, the surface mounting of installation department has the fan blade, driving motor's one end is fixed with the pivot. The utility model discloses in, spacing inserting groove has all been seted up at the both ends of axle sleeve, and the surface of ending the position ring under and at last position ring all is provided with spacing card strip, when the fan blade is installed and use, lead to the spacing card strip that ends down on the position ring and spacing inserting groove mutually support, carry out spacing fixed to the axle sleeve bottom, and the spacing card strip that passes through the upper stop ring surface cooperates with the grafting of spacing inserting groove, carry out spacing fixed to the top of axle sleeve, and connect the cooperation through the twisting of locking cap and connecting thread, it is fixed to carry out the shutoff to the tip of fan blade and axle sleeve, this simple structure is convenient, facilitate the use installation, simultaneously through the upper stop ring, end the position ring down, the dual fixed of locking cap and connecting thread, can prevent effectively that the fan blade from rocking of production when rotating with the pivot.

Description

Fan blade structure for motor

Technical Field

The utility model relates to a motor fan blade technical field especially relates to a fan blade structure for motor.

Background

In the process of installation and use of the motor fan blade, the traditional installation structure is single, the stability of the fan blade structure after installation and use is low, when the fan blade is installed and connected with the rotating shaft, the installation gravity center of the fan blade is easy to deviate, the fan blade and the rotating shaft shake, the abrasion of the internal connection structure is caused, the service life of the fan blade structure is shortened, and meanwhile, the noise in the use process of the fan blade can be increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a fan blade structure for a motor.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a fan blade structure for motor, includes installation department and driving motor, the surface mounting of installation department has the fan blade, driving motor's one end is fixed with the pivot, and the skin weld of pivot has a lower stop ring, the axle sleeve has been cup jointed on the surface that the top that stops the ring down is located the pivot, and the intermediate position department of axle sleeve has seted up the pivot and has worn the socket, the surface that the top of axle sleeve is located the pivot runs through and is provided with the upper stop ring.

Preferably, the surface of the shaft sleeve is provided with a guide block, and the guide block penetrates through a guide groove formed in the middle of the mounting portion in an inserting manner.

Preferably, the top end of the rotating shaft is provided with a connecting thread, and the top end of the connecting thread is in threaded connection with a fixing cap.

Preferably, the fan blade is equipped with a plurality ofly altogether, and a plurality of fan blades are annular equidistance and distribute, the installation department is circular structure.

Preferably, the surface of the upper stop ring and the surface of the lower stop ring are both provided with a plurality of limiting clamping strips, and the plurality of limiting clamping strips are distributed in an annular equidistant manner.

Preferably, the two ends of the shaft sleeve are provided with a plurality of limiting insertion grooves which are distributed in an annular equal distance.

Preferably, the guide blocks are arranged in a plurality, and the guide blocks and the shaft sleeve are of an integrated structure.

Preferably, the upper stop ring and the lower stop ring are both circular structures, and the upper stop ring and the lower stop ring have the same size.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, spacing inserting groove has all been seted up at the both ends of axle sleeve, and the surface of ending the position ring at last and ending the position ring down all is provided with spacing card strip, when fan blade installation uses, lead to the spacing card strip that ends down on the position ring and spacing inserting groove mutually support, carry out spacing fixed to the axle sleeve bottom, and through the spacing card strip that ends the position ring surface and the grafting cooperation of spacing inserting groove, carry out spacing fixed to the top of axle sleeve, and through the cooperation of twisting of locking cap and connecting thread, carry out the shutoff to the tip of fan blade and axle sleeve and fix, the structure is simple and convenient, facilitate the use installation, through the dual fixed of last position ring, end the position ring down, locking cap and connecting thread simultaneously, not only effectively prevented rocking that the fan blade produced when rotating with the pivot, improve the fastness of fan blade installation use, reduce the production of fan blade noise, the pivot has also been reduced simultaneously, The abrasion of the contact surface of the shaft sleeve and the fan blade prolongs the service life of the fan blade assembly;

2. the utility model discloses in, the guide way has been seted up in the intermediate position department of installation department to the guide block has been seted up on the surface of axle sleeve, at the in-process to fan blade installation use, through mutually supporting of guide way and a plurality of guide block, can lead fixedly to its fan blade installation, improve the accurate nature of fan blade mounted position and the work efficiency of installation, increase the degree of consistency of fan blade and axle sleeve assembly atress, the effectual problem of axle center skew in having solved the fan blade installation.

Drawings

Fig. 1 is a schematic structural diagram of a fan blade structure for a motor according to the present invention;

fig. 2 is a schematic perspective view of a fan blade structure shaft sleeve for a motor according to the present invention;

fig. 3 is a top view of a fan blade structure stop ring for a motor according to the present invention;

fig. 4 is an exploded view of a fan blade structure for a motor according to the present invention.

Illustration of the drawings:

1. a fan blade; 2. an installation part; 3. a guide groove; 4. a guide block; 5. a shaft sleeve; 6. a rotating shaft is inserted into the socket; 7. a limiting insertion groove; 8. an upper stop ring; 9. limiting clamping strips; 10. a fixing cap; 11. connecting threads; 12. a lower stop ring; 13. a rotating shaft; 14. the motor is driven.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Embodiment one, by figure 1, figure 2, figure 3 and figure 4 give, the utility model discloses an installation department 2 and driving motor 14, the surface mounting of installation department 2 has fan blade 1, driving motor 14's one end is fixed with pivot 13, and pivot 13's skin weld has stop ring 12 down, the top that stops ring 12 down is located pivot 13 has cup jointed axle sleeve 5 on the surface, and axle sleeve 5's intermediate position department has seted up pivot and has worn socket 6, the top that axle sleeve 5 is located pivot 13 runs through on the surface and is provided with stop ring 8, through the mutual spacing cooperation of stop ring 8 with stop ring 12 down, be favorable to carrying out spacing fixed to axle sleeve 5, improve the stability of axle sleeve 5 installation in-service process.

In the second embodiment, on the basis of the first embodiment, as shown in fig. 1, 2 and 4, the guide block 4 is arranged on the surface of the shaft sleeve 5, and the guide block 4 is inserted into the guide groove 3 formed in the middle of the mounting portion 2, and the guide block 4 and the guide groove 3 are used in a mutually matched manner, so that the accuracy of the mounting process of the fan blade 1 can be effectively improved.

In the third embodiment, on the basis of the first embodiment, as shown in fig. 4, the top end of the rotating shaft 13 is provided with the connecting thread 11, the top end of the connecting thread 11 is connected with the fixing cap 10 through the thread, and the protrusion is arranged on the surface of one side of the fixing cap 10, so that the fixing cap 10 and the connecting thread 11 can be screwed together more conveniently in a labor-saving manner.

Fourth embodiment, on the basis of first embodiment, given by fig. 1, fan blade 1 is equipped with a plurality ofly altogether, and a plurality of fan blades 1 are annular equidistance and distribute, and installation department 2 is circular structure, ensures the pivoted equilibrium of fan blade 1.

Fifth, on the basis of the first embodiment, as shown in fig. 3 and 4, the surfaces of the upper stop ring 8 and the lower stop ring 12 are provided with a plurality of limiting clamping strips 9, the limiting clamping strips 9 are arranged in a plurality, the limiting clamping strips 9 are distributed in an annular equidistant manner, and the uniformity of limiting, fixing and stress on the upper stop ring 8 and the lower stop ring 12 can be effectively improved through the limiting clamping strips 9.

Sixth embodiment, on the basis of first embodiment, given by fig. 2, spacing inserting groove 7 has all been seted up at the both ends of axle sleeve 5, and spacing inserting groove 7 has seted up a plurality ofly altogether to a plurality of spacing inserting grooves 7 are annular equidistance and distribute, can prevent effectively through a plurality of spacing inserting grooves 7 that axle sleeve 5 from taking place the skew at spacing fixed in-process, reduce the spacing stability of axle sleeve 5.

Seventh embodiment, on the basis of the second embodiment, as shown in fig. 2, the guide blocks 4 are provided in plurality, and the plurality of guide blocks 4 and the shaft sleeve 5 are both of an integrated structure, which can be beneficial to the shaft sleeve 5 to have a more stable structure in the installation and use process.

Eighth embodiment, on the basis of the first embodiment, as shown in fig. 4, the upper stop ring 8 and the lower stop ring 12 are both circular structures, and the upper stop ring 8 and the lower stop ring 12 have the same size, and the circular structures are adopted, so that the upper stop ring 8 and the lower stop ring 12 can be attached to the end surface of the shaft sleeve 5 more tightly.

The working principle is as follows: when in use, the lower stop ring 12 is welded and fixed on the rotating shaft 13, then the shaft sleeve 5 is sleeved on the rotating shaft 13, and the limit clamping strip 9 on the lower stop ring 12 is matched with the limit inserting groove 7, the bottom of the shaft sleeve 5 is limited and fixed, and the fan blade 1 is guided and installed on the shaft sleeve 5 through the mutual matching of the guide groove 3 and the plurality of guide blocks 4, so that the accuracy of the installation position of the fan blade 1 and the installation working efficiency are improved, the uniformity of the assembly stress of the fan blade 1 and the shaft sleeve 5 is increased, the problem that in the installation process of the fan blade 1 is effectively solved, the axis deviation problem is solved, and the limiting clamping strip 9 on the surface of the upper stop ring 8 is matched with the limiting insertion groove 7 in an insertion way, the top end of the shaft sleeve 5 is limited and fixed, and finally, the fixing cap 10 and the connecting thread 11 are screwed and matched with each other, the end parts of the fan blade 1 and the shaft sleeve 5 are fixed, so that the structure of the fan blade 1 can be efficiently and conveniently mounted.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a fan blade structure for motor, includes installation department (2) and driving motor (14), its characterized in that, the surface mounting of installation department (2) has fan blade (1), the one end of driving motor (14) is fixed with pivot (13), and the skin weld of pivot (13) has end position ring (12) down, the top that ends position ring (12) down is located the surface of pivot (13) and has cup jointed axle sleeve (5), and the intermediate position department of axle sleeve (5) has seted up the pivot and has worn socket (6), the surface that the top of axle sleeve (5) is located pivot (13) runs through and is provided with and goes up position ring (8).

2. The fan blade structure for the motor is characterized in that a guide block (4) is arranged on the surface of the shaft sleeve (5), and the guide block (4) penetrates through a guide groove (3) formed in the middle of the mounting portion (2) in an inserted mode.

3. The fan blade structure for the motor is characterized in that a connecting thread (11) is formed at the top end of the rotating shaft (13), and a fixing cap (10) is connected to the top end of the connecting thread (11) in a threaded manner.

4. The fan blade structure for the motor according to claim 1, wherein the fan blades (1) are provided in plurality, the fan blades (1) are distributed in an annular and equidistant manner, and the mounting portion (2) is of a circular structure.

5. The fan blade structure for the motor according to claim 1, wherein the surfaces of the upper stop ring (8) and the lower stop ring (12) are provided with a plurality of limiting clamping strips (9), and the limiting clamping strips (9) are distributed in an annular and equidistant manner.

6. The fan blade structure for the motor according to claim 1, wherein the shaft sleeve (5) is provided at both ends thereof with a plurality of limiting insertion grooves (7), and the plurality of limiting insertion grooves (7) are distributed in an annular and equidistant manner.

7. The fan blade structure for the motor according to claim 2, wherein a plurality of guide blocks (4) are provided, and the guide blocks (4) and the shaft sleeve (5) are of an integrated structure.

8. The fan blade structure for the motor according to claim 1, wherein the upper stop ring (8) and the lower stop ring (12) are both circular structures, and the upper stop ring (8) and the lower stop ring (12) have the same size.