CN219035117U - Wind wheel for motor - Google Patents

Abstract

The utility model discloses a wind wheel for a motor, which relates to the technical field of motor wind wheels, in particular to a wind wheel for a motor. This wind wheel for motor fixes a position through location keyway, location spline, with mounting plate joint on the motor shaft, owing to offered the inclined plane on the locking claw, can promote the locking claw and inwards shrink when mounting plate carries out the joint to make mounting plate card smoothly on the motor shaft, after mounting plate removes in place, but the locking claw receives reset spring elasticity effect joint in mounting plate one side, thereby realize swift installation to mounting plate and wind wheel main part, reduce the wind wheel installation degree of difficulty.

Description

Wind wheel for motor

Technical Field

The utility model relates to the technical field of motor wind wheels, in particular to a wind wheel for a motor.

Background

In electric power and energy science, a wind wheel refers to a wind turbine component for converting wind energy into mechanical energy. Consists of blades and a hub. Wind wheels are diverse, but can be classified into two categories: a horizontal shaft wind wheel, the rotation axis of which is parallel to the wind direction; the rotation axis of the vertical axis wind wheel is vertical to the ground or the airflow direction. There are several types of vertical axis wind wheels that use resistance rotation, among which are wind wheels made of flat plates and quilts, which is a pure resistance device; the S-shaped wind wheel has partial lifting force, but is mainly a resistance device, and is a main competitor of the horizontal-axis wind wheel. In some motors, for heat dissipation, a wind wheel is usually added at one end of an output shaft of the motor, such as a centrifugal wind wheel added on an outer rotor motor.

The wind wheel mounting mode of the outer rotor motor in the prior art mainly comprises two types: firstly, directly welding a wind wheel at one end of an output shaft of a motor; and secondly, embedding a flange plate on the motor output shaft and the wind wheel, and installing and fixing the flange plate and the wind wheel together through screws. But these two modes all have self not enough, first mounting means complex operation, manufacturability is difficult to grasp, the reliability is lower, the second mounting means is difficult to operate, assembly efficiency is low, in order to solve above-mentioned problem, patent number CN201420401380.5 discloses a centrifugal wind wheel mounting structure of external rotor motor, wherein be provided with sleeve, buckle, hoop body isotructure, through mutually supporting between each structure, realize installing the wind wheel on the motor shaft fast, though the joint structure that wherein proposes can realize the quick assembly disassembly to the wind wheel, its structure is comparatively complicated, lead to wind wheel bulk cost higher, and increased the probability that breaks down when using subsequently, we propose a wind wheel for motor for this reason in order to solve above-mentioned problem.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a wind wheel for a motor, which solves the problems in the prior art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a wind wheel for motor, includes wind wheel main part, motor shaft, the one end fixed mounting of wind wheel main part has mounting plate, mounting plate joint is in the outside of motor shaft, the mounting groove has been seted up to the one end of motor shaft, and the inside of mounting groove is provided with central locating lever, the week side joint of central locating lever has the guide bar of equipartition, and the tip joint fixedly connected with locking pawl of guide bar, the inclined plane has been seted up on the locking pawl, the outside movable sleeve of guide bar has reset spring, one side fixed mounting that the mounting plate was kept away from to the wind wheel main part has the locating sleeve, and movable mounting has the release cap on the locating sleeve, the release groove with locking pawl complex has been seted up at the middle part of mounting plate.

Preferably, the outside of motor shaft has seted up the location keyway of equipartition, the middle part of mounting plate has seted up with location keyway complex location spline.

Preferably, the motor shaft is provided with a penetrating groove matched with the locking claw, and the locking claw can extend to the outside of the motor shaft along the penetrating groove.

Preferably, the cross section of the locking claw is T-shaped, and two groups of guide rods are fixedly connected to the single locking claw.

Preferably, the height of the release groove is one third to one half of the height of the locking claw extending the motor shaft to the outer portion.

Preferably, the locking part matched with each other is arranged at one end, close to the release cap, of the positioning sleeve, and the release cap is movably arranged outside the positioning sleeve through the locking part.

Preferably, the compression spring is movably sleeved outside the positioning sleeve, and can continuously exert elastic force on the release cap.

The utility model provides a wind wheel for a motor, which has the following beneficial effects:

1. this wind wheel for motor fixes a position through location keyway, location spline, with mounting plate joint on the motor shaft, owing to offered the inclined plane on the locking pawl, can promote the locking pawl and inwards shrink when mounting plate carries out the joint, thereby make mounting plate card smoothly on the motor shaft, after mounting plate removes in place, but the locking pawl receives reset spring elasticity effect joint in mounting plate one side, thereby realize swift installation to mounting plate and wind wheel main part, reduce the wind wheel installation degree of difficulty, and this wind wheel overall structure is comparatively simple, manufacturing cost has been reduced, the probability of subsequent fault has been reduced simultaneously.

2. This wind wheel for motor, when need dismantle, press the release cap and remove to being close to mounting plate one side, promote the locking claw through the release cap and inwards shrink, remove the restriction of locking claw to mounting plate after the release groove is inboard when the locking claw tip, can take out mounting plate along the motor shaft outside, realize dismantling this wind wheel, the dismouting is comparatively simple and convenient, has reduced the operation degree of difficulty.

Drawings

FIG. 1 is a schematic diagram of the overall assembled structure of the present utility model;

FIG. 2 is a schematic view of the overall cross-section of the present utility model;

FIG. 3 is a schematic view of the end of a motor shaft according to the present utility model;

FIG. 4 is a schematic view of a cross-section of a mounting base plate of the present utility model;

fig. 5 is a schematic view of the structure of the end of the mounting base plate of the present utility model.

In the figure: 1. a wind wheel body; 2. a mounting base plate; 3. releasing the cap; 4. a motor shaft; 5. positioning the sleeve; 6. a compression spring; 7. positioning a key groove; 8. positioning a spline; 9. a center positioning rod; 10. a locking claw; 11. a guide rod; 12. a release groove; 13. and a return spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1, the present utility model provides a technical solution: the utility model provides a wind wheel for motor, including wind wheel main part 1, motor shaft 4, the one end fixed mounting of wind wheel main part 1 has mounting plate 2, mounting plate 2 joint is in the outside of motor shaft 4, the mounting groove has been seted up to the one end of motor shaft 4, and the inside of mounting groove is provided with central locating lever 9, the week side joint of central locating lever 9 has guide bar 11 of equipartition, and the tip joint fixedly connected with locking pawl 10 of guide bar 11, the inclined plane has been seted up on the locking pawl 10, with mounting plate 2 joint on motor shaft 4, owing to set up the inclined plane on the locking pawl 10, can promote locking pawl 10 to inside shrink when mounting plate 2 carries out the joint, thereby make mounting plate 2 can block smoothly on motor shaft 4, the outside movable sleeve of guide bar 11 is equipped with reset spring 13, apply elasticity to locking pawl 10 through reset spring 13, one side fixed mounting sleeve 5 of keeping away from mounting plate 2 of wind wheel main part 1, and release cap 3 is movably mounted on the sleeve 5, the middle part of mounting plate 2 has seted up with locking pawl 10 complex release groove 12, release cap 3 is to be close to mounting plate 2, release cap 2 moves to the inside release cap 2 through pushing away from release cap 2 to release cap 10, release locking pawl 10 to inside release locking plate 10, when moving to release the locking plate 10 to inside release cap 10.

Referring to fig. 3 and 5, the outer portion of the motor shaft 4 is provided with uniformly distributed positioning key grooves 7, the middle portion of the mounting base plate 2 is provided with positioning splines 8 matched with the positioning key grooves 7, when the mounting base plate 2 is mounted, the positioning key grooves 7 and the positioning splines 8 are used for auxiliary positioning, the stability of the mounting base plate 2 in the outer portion of the motor shaft 4 is guaranteed, meanwhile, torque can be transmitted between the motor shaft 4 and the mounting base plate 2 through the cooperation of the positioning key grooves 7 and the positioning splines 8, the motor shaft 4 is provided with penetrating grooves matched with the locking claws 10, the locking claws 10 can extend to the outer portion of the motor shaft 4 along the penetrating grooves, the locking claws 10 can shrink inside and outside the motor shaft 4, the mounting base plate 2 is convenient to mount and dismount, the cross section of the locking claws 10 is T-shaped, the locking claws 10 are limited, the locking claws 10 are prevented from falling off, two groups of guide rods 11 are fixedly connected to the single locking claws 10, and when the locking claws 10 move, the stability of the locking claws 10 during moving is improved through the guide rods 11.

Referring to fig. 3 and 4, the height of the release groove 12 is one third to one half of the height of the motor shaft 4 of the locking claw 10 to the outside, the release cap 3 is pressed to move toward the side close to the mounting base plate 2, the locking claw 10 is pushed to retract inward by the release cap 3, and the restriction of the mounting base plate 2 by the locking claw 10 can be released after the end of the locking claw 10 moves to the inside of the release groove 12.

Referring to fig. 2, a clamping part matched with one another is provided at one end of the positioning sleeve 5, which is close to the release cap 3, the release cap 3 is movably mounted outside the positioning sleeve 5 through the clamping part, so that the release cap 3 is prevented from falling off, the release cap 3 can stably move outside the positioning sleeve 5, a compression spring 6 is movably sleeved outside the positioning sleeve 5, the compression spring 6 can continuously apply an elastic force to the release cap 3, and after the release cap 3 is used, the release cap 3 can be reset by applying the elastic force through the compression spring 6.

In sum, this wind wheel for motor, when using, when installing this wind wheel, through locating key groove 7, location spline 8 fixes a position, with mounting plate 2 suit outside motor shaft 4, and promote mounting plate 2 and remove on motor shaft 4, owing to set up the inclined plane on the locking pawl 10, can extrude locking pawl 10 to shrink inwards when mounting plate 2 removes, after mounting plate 2 joint is put in place, locking pawl 10 receives reset by reset spring 13 spring effect, and the joint is in mounting plate 2 one side, realize the restriction to mounting plate 2, thereby realize the swift installation to mounting plate 2 and wind wheel main part 1, when dismantling this wind wheel, press release cap 3 to be close to mounting plate 2 one side and remove, promote locking pawl 10 inwards shrink through release cap 3, after locking pawl 10 tip removes to release groove 12 inboard, release locking pawl 10 is to mounting plate 2's restriction, take mounting plate 2 along motor shaft 4 outside, realize dismantling this wind wheel, can.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (7)

1. The utility model provides a wind wheel for motor, includes wind wheel main part (1), motor shaft (4), the one end fixed mounting of wind wheel main part (1) has mounting plate (2), its characterized in that: mounting plate (2) joint is in the outside of motor shaft (4), the mounting groove has been seted up to the one end of motor shaft (4), and the inside of mounting groove is provided with central locating lever (9), the week side joint of central locating lever (9) has guide bar (11) of equipartition, and the tip joint fixedly connected with locking pawl (10) of guide bar (11), the inclined plane has been seted up on locking pawl (10), reset spring (13) are equipped with to the outside movable sleeve of guide bar (11), one side fixed mounting that mounting plate (2) were kept away from to wind wheel main part (1), and movable mounting release cap (3) have on locating sleeve (5), release groove (12) with locking pawl (10) complex have been seted up at the middle part of mounting plate (2).

2. A wind wheel for an electric machine according to claim 1, wherein: the motor shaft (4) is provided with uniformly distributed positioning key grooves (7), and the middle part of the mounting bottom plate (2) is provided with positioning splines (8) matched with the positioning key grooves (7).

3. A wind wheel for an electric machine according to claim 1, wherein: the motor shaft (4) is provided with a penetrating groove matched with the locking claw (10), and the locking claw (10) can extend to the outside of the motor shaft (4) along the penetrating groove.

4. A wind wheel for an electric machine according to claim 1, wherein: the cross section of each locking claw (10) is T-shaped, and two groups of guide rods (11) are fixedly connected to each locking claw (10).

5. A wind wheel for an electric machine according to claim 1, wherein: the height of the release groove (12) is one third to one half of the height of the motor shaft (4) extended by the locking claw (10) to the outer part.

6. A wind wheel for an electric machine according to claim 1, wherein: the locking part matched with each other is arranged at one end, close to the release cap (3), of the positioning sleeve (5), and the release cap (3) is movably arranged outside the positioning sleeve (5) through the locking part.

7. A wind wheel for an electric machine according to claim 1, wherein: the outside of the positioning sleeve (5) is movably sleeved with a compression spring (6), and the compression spring (6) can continuously exert elastic force on the release cap (3).

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