CN215109659U

CN215109659U - Centrifugal fan impeller with adjustable turn

Info

Publication number: CN215109659U
Application number: CN202120517970.4U
Authority: CN
Inventors: 田光
Original assignee: Common Food Dalian Co ltd
Current assignee: Common Food Dalian Co ltd
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-12-10
Anticipated expiration: 2031-03-11

Abstract

The utility model relates to the technical field of mechanical equipment, concretely relates to turn to adjustable centrifugal fan impeller, including turning to adjustable mechanism, it includes the box to turn to adjustable mechanism, the inside of box is inserted and is equipped with the second pivot, and the outside fixed mounting of second pivot has circular gear, the top fixed mounting of second pivot has the centrifugal fan main part, and the centrifugal fan main part includes the base, the top fixed mounting of second pivot has the base. The utility model discloses a set up the base, because the base bottom is provided with the stopper, and the appearance of stopper is "L" shape structure, make the base be in stable state when rotating to because the elastic deformation of second spring makes the inserted bar insert and establish the inside of connecting plate, the inside of establishing at the connecting plate is inserted to the fixture block simultaneously, make the stable inside of establishing at the base of inserting of connecting plate, thereby the inside of establishing at the base is inserted through the connecting plate to the centrifugal fan body, prevent that the centrifugal fan body from taking place the problem of rocking when working.

Description

Centrifugal fan impeller with adjustable turn

Technical Field

The utility model relates to a mechanical equipment technical field specifically is a turn to adjustable centrifugal fan impeller.

Background

The centrifugal fan is a wind wheel which can axially intake air and radially output air, and can apply work depending on the rotating speed and the outer diameter by utilizing centrifugal force to improve the pressure of the air, the outer rotor impeller is an impeller of which the impeller is arranged on a motor shell, the motor matched with the impeller is not rotated, the shell rotates, for example, a ceiling fan is an outer rotor motor, the market demand of the centrifugal impeller is higher and higher in the current production, most of the centrifugal fans have a steering function in the use process, however, the vibration is generated in the process of rotating to a certain angle, so that the working process of the centrifugal fan is not stable enough, moreover, the existing centrifugal fan is fixed in general position after being installed, and is inconvenient to replace when damaged, thus influencing the working efficiency of the equipment, and for this reason we propose a centrifugal fan impeller with adjustable steering to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a turn to adjustable centrifugal fan impeller to solve the present most centrifugal fan who proposes in the above-mentioned background art and all have in the use and turn to the function, but, rotating the process of certain angle, can produce vibrations, thereby make centrifugal fan's the not stable problem of working process inadequately.

In order to achieve the above object, the utility model provides a following technical scheme: a centrifugal fan impeller with adjustable steering comprises a steering adjusting mechanism, wherein the steering adjusting mechanism comprises a box body, a second rotating shaft is inserted into the box body, a round gear is fixedly installed on the outer side of the second rotating shaft, a centrifugal fan main body is fixedly installed at the top end of the second rotating shaft and comprises a base, a base is fixedly installed at the top end of the second rotating shaft, a centrifugal fan body is arranged at the top end of the base, the top end of the base is abutted to the bottom of the centrifugal fan body, a connecting plate is fixedly installed on the left side of the centrifugal fan body and inserted into the base, a positioning mechanism is fixedly installed inside the base and comprises a telescopic rod, a telescopic rod is fixedly installed inside the base, a first spring is sleeved on the outer side of the telescopic rod, and a clamping block is fixedly installed at one end of the telescopic rod, the limiting mechanism is inserted into the base and comprises an insertion rod, the insertion rod is inserted into the base, and a second spring is sleeved on the outer side of the insertion rod.

Preferably, the inside of box is inserted and is equipped with first pivot, the top fixed mounting of box has the motor, the top fixed mounting of first pivot is on the rotation output shaft of motor, the outside fixed mounting of first pivot has the semi-gear, and the outside cover of semi-gear is equipped with the frame, the inside equidistance of frame is provided with the tooth with semi-gear looks adaptation, the frame passes through tooth and semi-gear meshes mutually, the bottom and the top of frame are provided with the stopper, the spout with stopper looks adaptation is seted up to the inside of box.

Preferably, the right side of frame equidistance be provided with the tooth of circular gear looks adaptation, the frame passes through tooth and circular gear looks meshing, the bottom fixed mounting of second pivot has the boss, the rotating groove with boss looks adaptation is seted up to the inside of box.

Preferably, the bottom fixed mounting of base has the stopper, and the appearance of stopper is "L" shape structure, the slide rail with stopper looks adaptation is seted up to the inside of box.

Preferably, the left side of the clamping block is of a circular arc structure, and a groove matched with the clamping block is formed in the connecting plate.

Preferably, the appearance of inserted bar is the rectangle structure, the one end fixed mounting of second spring is in the left side of base, the other end fixed mounting of second spring is in the outside of inserted bar, the one end of inserted bar is the tilting structure.

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

(1) by arranging the base, the bottom end of the base is provided with the limiting block, and the limiting block is of an L-shaped structure, so that the base is in a stable state when rotating, the insertion rod is inserted into the connecting plate due to elastic deformation of the second spring, and the clamping block is inserted into the connecting plate, so that the connecting plate is stably inserted into the base, the centrifugal fan body is inserted into the base through the connecting plate, and the problem of shaking of the centrifugal fan body during working is solved;

(2) through setting up the second spring, when the centrifugal fan body damaged, when the centrifugal fan body drove the connecting plate and upwards dragged, outwards dragged the inserted bar, because the elastic deformation of second spring is convenient for pull out the inserted bar from the connecting plate is inside, because the elastic deformation of first spring makes the fixture block break away from the inside of connecting plate to be convenient for carry out the purpose of changing centrifugal fan body and connecting plate.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is a schematic top view of the structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure A in FIG. 1 according to the present invention;

fig. 4 is an enlarged schematic view of the structure B in fig. 1 according to the present invention.

In the figure: 1. a steering adjustable mechanism; 110. a box body; 120. a first rotating shaft; 130. a motor; 140. a half gear; 150. a frame; 160. a second rotating shaft; 170. a circular gear; 2. a centrifugal fan main body; 210. a base; 220. a centrifugal fan body; 230. a connecting plate; 3. a positioning mechanism; 310. a telescopic rod; 320. a first spring; 330. a clamping block; 4. a limiting mechanism; 410. inserting a rod; 420. a second spring.

The specific implementation mode is as follows:

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.

Referring to fig. 1-4, the present invention provides an embodiment: a centrifugal fan impeller with adjustable steering direction comprises a steering adjustable mechanism 1, the steering adjustable mechanism 1 comprises a box body 110, a second rotating shaft 160 is inserted into the box body 110, a circular gear 170 is fixedly installed on the outer side of the second rotating shaft 160, a centrifugal fan main body 2 is fixedly installed at the top end of the second rotating shaft 160, the centrifugal fan main body 2 comprises a base 210, a base 210 is fixedly installed at the top end of the second rotating shaft 160, a centrifugal fan body 220 is arranged at the top end of the base 210, the top end of the base 210 is abutted against the bottom of the centrifugal fan body 220, a connecting plate 230 is fixedly installed on the left side of the centrifugal fan body 220, the connecting plate 230 is inserted into the base 210, a positioning mechanism 3 is fixedly installed inside the base 210, the positioning mechanism 3 comprises a telescopic rod 310, a telescopic rod 310 is fixedly installed inside the base 210, and a first spring 320 is sleeved outside the telescopic rod 310, one end of the telescopic rod 310 is fixedly provided with a fixture block 330, a limiting mechanism 4 is inserted into the base 210, the limiting mechanism 4 comprises an insertion rod 410, the insertion rod 410 is inserted into the base 210, and a second spring 420 is sleeved outside the insertion rod 410;

further, a first rotating shaft 120 is inserted into the box body 110, a motor 130 is fixedly installed at the top end of the box body 110, the top end of the first rotating shaft 120 is fixedly installed on a rotating output shaft of the motor 130, a half gear 140 is fixedly installed on the outer side of the first rotating shaft 120, a frame 150 is sleeved on the outer side of the half gear 140, teeth matched with the half gear 140 are equidistantly arranged inside the frame 150, the frame 150 is meshed with the half gear 140 through the teeth, limit blocks are arranged at the bottom end and the top end of the frame 150, a sliding chute matched with the limit blocks is formed inside the box body 110, the frame 150 is arranged, and due to the fact that the limit blocks arranged at the top end and the bottom end of the frame 150 slide inside the box body 110, when the frame 150 is meshed with the half gear 140 through the teeth, the purpose that the frame 150 slides inside the box body 110 through the limit blocks stably is achieved;

further, the right side of the frame 150 is equidistantly provided with teeth adapted to the circular gear 170, the frame 150 is engaged with the circular gear 170 through the teeth, the bottom end of the second rotating shaft 160 is fixedly provided with a circular block, the inside of the box body 110 is provided with a rotating groove adapted to the circular block, the bottom end of the base 210 is fixedly provided with a limit block, the shape of the limiting block is an L-shaped structure, the interior of the box body 110 is provided with a slide rail matched with the limiting block, the structure is formed by arranging a frame 150, when the frame 150 is engaged with the circular gear 170 through the teeth, the circular gear 170 drives the second rotating shaft 160 to stably rotate inside the box 110 through the round block, so that the second rotating shaft 160 drives the centrifugal fan body 220 to adjust the rotation direction through the base 210 and the connecting plate 230, because the bottom end of the base 210 is provided with the limiting block, and the appearance of the limiting block is in an L-shaped structure, the base 210 is in a stable state when rotating;

further, the left side of the latch 330 is in a circular arc structure, the connecting plate 230 is internally provided with a groove adapted to the latch 330, the insertion rod 410 is in a rectangular shape, one end of the second spring 420 is fixedly installed at the left side of the base 210, the other end of the second spring 420 is fixedly installed at the outer side of the insertion rod 410, one end of the insertion rod 410 is in an inclined structure, and by arranging the insertion rod 410, by the insertion rod 410 having a rectangular structure, the insertion rod 410 is not rotated any more inside the base 210, the insertion of the insertion rod 410 into the inside of the connection plate 230 is facilitated by the inclined surface of the insertion rod 410, the insertion rod 410 is pulled outward, due to the elastic deformation of the second spring 420, the plunger 410 is easily pulled out from the inside of the connection plate 230, due to the elastic deformation of the first spring 320, the latch 330 is disengaged from the inside of the connection plate 230, thereby facilitating the replacement of the centrifugal fan body 220 and the connection plate 230.

The working principle is as follows: when a user needs a centrifugal fan impeller with adjustable steering, an external power supply of the device is turned on, a switch is turned on, a motor 130 is started, a rotating output shaft of the motor 130 drives a half gear 140 to rotate, when a frame 150 is meshed with the half gear 140 through teeth, limit blocks arranged at the top end and the bottom end of the frame 150 slide in a box body 110, so that the frame 150 stably slides in the box body 110 through the limit blocks, when the frame 150 is meshed with a circular gear 170 through the teeth, the circular gear 170 drives a second rotating shaft 160 to stably rotate in the box body 110 through a round block, so that the second rotating shaft 160 drives a centrifugal fan body 220 to adjust the steering through a base 210 and a connecting plate 230, and because the limit blocks are arranged at the bottom end of the base 210 and are in an L-shaped structure, the base 210 is in a stable state during rotation, and when the centrifugal fan body 220 needs to be replaced, when centrifugal fan body 220 drove connecting plate 230 and upwards dragged, outwards dragged inserted bar 410, because the elastic deformation of second spring 420 is convenient for pull out inserted bar 410 from connecting plate 230 is inside, because the elastic deformation of first spring 320 makes fixture block 330 break away from the inside of connecting plate 230 to be convenient for carry out the mesh of changing to centrifugal fan body 220 and connecting plate 230, do above the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a centrifugal fan impeller with adjustable turn to, includes to turn to adjustable mechanism (1), its characterized in that: the steering adjustable mechanism (1) comprises a box body (110), a second rotating shaft (160) is inserted into the box body (110), a round gear (170) is fixedly installed on the outer side of the second rotating shaft (160), a centrifugal fan main body (2) is fixedly installed at the top end of the second rotating shaft (160), the centrifugal fan main body (2) comprises a base (210), a base (210) is fixedly installed at the top end of the second rotating shaft (160), a centrifugal fan body (220) is arranged at the top end of the base (210), the top end of the base (210) is abutted to the bottom of the centrifugal fan body (220), a connecting plate (230) is fixedly installed on the left side of the centrifugal fan body (220), the connecting plate (230) is inserted into the base (210), a positioning mechanism (3) is fixedly installed inside the base (210), and the positioning mechanism (3) comprises an expansion link (310), the utility model discloses a safety protection device for a vehicle seat, including base (210), the inside fixed mounting of base (210) has telescopic link (310), the outside cover of telescopic link (310) is equipped with first spring (320), the one end fixed mounting of telescopic link (310) has fixture block (330), the inside of base (210) is inserted and is equipped with stop gear (4), and stop gear (4) including inserted bar (410), the inside of base (210) is inserted and is equipped with inserted bar (410), the outside cover of inserted bar (410) is equipped with second spring (420).

2. The direction-adjustable centrifugal fan impeller according to claim 1, wherein: the utility model discloses a gear box, including box (110), the inside of box (110) is inserted and is equipped with first pivot (120), the top fixed mounting of box (110) has motor (130), the top fixed mounting of first pivot (120) is on the rotation output shaft of motor (130), the outside fixed mounting of first pivot (120) has half gear (140), and the outside cover of half gear (140) is equipped with frame (150), the inside equidistance of frame (150) is provided with the tooth with half gear (140) looks adaptation, frame (150) are through tooth and half gear (140) mesh mutually, the bottom and the top of frame (150) are provided with the stopper, the spout with stopper looks adaptation is seted up to the inside of box (110).

3. A direction-adjustable centrifugal fan impeller according to claim 2, wherein: the right side of frame (150) equidistance be provided with circular gear (170) looks adaptation tooth, frame (150) are meshed with circular gear (170) through tooth, the bottom fixed mounting of second pivot (160) has the boss, the rotating groove with boss looks adaptation is seted up to the inside of box (110).

4. The direction-adjustable centrifugal fan impeller according to claim 1, wherein: the bottom fixed mounting of base (210) has the stopper, and the appearance of stopper is "L" shape structure, the slide rail with stopper looks adaptation is seted up to the inside of box (110).

5. The direction-adjustable centrifugal fan impeller according to claim 1, wherein: the left side of the clamping block (330) is of an arc-shaped structure, and a groove matched with the clamping block (330) is formed in the connecting plate (230).

6. The direction-adjustable centrifugal fan impeller according to claim 1, wherein: the appearance of inserted bar (410) is the rectangle structure, the one end fixed mounting of second spring (420) is in the left side of base (210), the other end fixed mounting of second spring (420) is in the outside of inserted bar (410), the one end of inserted bar (410) is the tilting structure.