CN214404095U

CN214404095U - Fan impeller's reinforcing apparatus

Info

Publication number: CN214404095U
Application number: CN202023033609.9U
Authority: CN
Inventors: 郑才翥
Original assignee: Guangdong Ruitai Ventilation And Cooling Equipment Co ltd
Current assignee: Guangdong Ruitai Ventilation And Cooling Equipment Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-10-15
Anticipated expiration: 2030-12-16

Abstract

The utility model discloses a fan impeller's reinforcing apparatus, including impeller and pivot, the shaping has D type axle in the pivot, the impeller includes the center disk, the shaping is in annular adapter sleeve on the center disk outer wall and the shaping is in a plurality of flabellums on the adapter sleeve outer wall, the center shaping of center disk has the center post, the shaping has the D type hole that runs through the center disk on the terminal surface of center post, the shaping has annular gusset on the center disk around the center post, the shaping has a plurality of column covers on the gusset; the impeller is provided with a reinforcing piece, the reinforcing piece comprises a chassis, a D-shaped jack formed in the center of the chassis and a plurality of positioning columns formed on the side wall of the chassis around the jack, the positioning columns are inserted in the column sleeves, a D-shaped shaft on the rotating shaft sequentially penetrates through the jack and the D-shaped hole, the outer ring of the chassis is formed into a ring sleeve, and the ring sleeve is inserted in the connecting sleeve.

Description

Fan impeller's reinforcing apparatus

Technical Field

The utility model relates to a technical field of fan specifically is a reinforcing apparatus who relates to a fan wheel.

Background

Impeller in the fan is generally on the pivot of direct mount motor, the pivot of the motor of some fans needs the trompil and inserts and establish the connection that the horizontal pin cooperated the impeller, nevertheless the trompil can destroy the intensity of pivot in the pivot of motor, and processing is comparatively troublesome, the front end of some pivot mills into D type axle at present, and set up D type hole on the impeller, come the relative rotation between restriction pivot and the impeller through D type axle cooperation D type hole, but after the long-term work of fan, D type hole on the impeller is twisted easily and is the round hole, lead to the impeller to scrap, thereby need one kind to connect reinforced structure between impeller and the pivot.

In view of the above-mentioned drawbacks, the present designer is actively making research and innovation to create a new fan impeller reinforcing device, so that the fan impeller reinforcing device has industrial application value.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a problem that prior art exists is aimed at solving, provides the joint strength that can strengthen between impeller and the pivot, improves fan life's fan wheel's reinforcing apparatus simultaneously.

The utility model relates to a fan impeller's reinforcing apparatus, including impeller and pivot, the shaping has D type axle in the pivot, the impeller includes the center disk, the shaping is in annular adapter sleeve on the center disk outer wall and the shaping is in a plurality of flabellums on the adapter sleeve outer wall, the central shaping of center disk has the center post, the shaping has the D type hole that runs through the center disk on the terminal surface of center post, the shaping has annular gusset on the center disk around the center post, the shaping has a plurality of column covers on the gusset, be equipped with the magnet layer on the inner wall of column cover; the impeller is provided with a reinforcing piece, the reinforcing piece comprises a chassis, a D-shaped jack formed in the center of the chassis and a plurality of positioning columns formed on the side wall of the chassis around the jack, iron layers are arranged on the positioning columns, the positioning columns are inserted into the column sleeves and are adsorbed with the magnet layers, a D-shaped shaft on a rotating shaft sequentially penetrates through the jack and the D-shaped holes are fixed on the impeller, an outer ring of the chassis is formed into an elastic ring sleeve, the ring sleeve is inserted into the connecting sleeve, arc-shaped grooves connected with the ring sleeve are formed in the connecting sleeve between the fan blades, supporting plates in one-to-one correspondence with the grooves are formed in the side wall of the chassis, arc-shaped reinforcing plates are inserted into the grooves, a supporting lug is formed in one end of each reinforcing plate, and the supporting lug and the supporting plates are fixedly connected through a fastening bolt and a fastening nut.

By the technical scheme, when the utility model is used, the connection strength between the rotating shaft and the impeller can be enhanced by the reinforcing piece, the reinforcing piece can limit the relative rotation between the D-shaped shaft and the reinforcing piece, the reinforcing piece and the impeller can be fixed by the matching of the positioning column and the column sleeve on the reinforcing piece and the adsorption of the iron layer and the magnet layer, and the relative rotation between the impeller and the reinforcing piece can be limited, so that the connection between the rotating shaft and the impeller is reinforced; meanwhile, the ring sleeve on the reinforcing member is inserted and sleeved on the connecting sleeve of the impeller, cracks are easy to crack on the connecting sleeve formed with the fan blades, the fan blades can be torn after the cracks appear, the connecting sleeve can be reinforced by the arrangement of the ring sleeve, so that the cracks appear in the connecting sleeve, in addition, the reinforcing plate is inserted and connected in the groove of the connecting sleeve and passes through the support lug and the chassis fixed connection of the reinforcing plate, the connecting sleeve can be further reinforced, and the cracks appear in the connecting sleeve can be further reduced.

According to the above technical scheme, the utility model discloses a fan wheel's reinforcing apparatus can strengthen the joint strength between impeller and the pivot, improves fan life simultaneously.

Preferably, a reinforcing column is formed in the center of the side wall of the chassis, which is away from the positioning column, and a D-shaped positioning hole communicated with the insertion hole is formed in the end face of the reinforcing column.

Preferably, the reinforcing member abuts against the rotating shaft, and the reinforcing column of the reinforcing member abuts against the side wall of the D-shaped shaft.

Preferably, the diameter of the inner wall of the column sleeve is equal to the diameter of the positioning columns, at least three column sleeves and at least three positioning columns are arranged, and the column sleeves and the positioning columns are uniformly distributed in an annular mode around the central axis of the central disc.

Preferably, the magnet layer is embedded on the inner wall of the column sleeve, and the iron layer is embedded on the outer wall of the positioning column.

Preferably, the D-shaped shaft has threads formed on an outer wall thereof, and the threads are threadedly engaged with nuts that are pressed against the impeller.

Preferably, the diameter of the D-shaped shaft is equal to the diameter of the positioning hole.

Preferably, the number of the grooves on the connecting sleeve is equal to the number of the fan blades.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of an impeller of the present invention;

FIG. 3 is a schematic structural view of the fastening member of the present invention;

fig. 4 is a schematic structural view of the middle rotating shaft of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

The following refers to fig. 1 to 4.

The utility model discloses a fan impeller's reinforcing apparatus, including impeller 1 and pivot 2, the shaping has D type axle 21 in the pivot, the shaping has the screw thread (not shown) on the outer wall of D type axle, the spiro union has the nut (not shown) on the screw thread, the nut presses on impeller 1, the impeller includes center plate 11, the shaping is in annular adapter sleeve 12 on the center plate outer wall and the shaping is in a plurality of flabellums 13 on the adapter sleeve outer wall, center plate's center shaping has center post 14, the shaping has the D type hole 141 that runs through center plate on the terminal surface of center post, the shaping has annular gusset 15 on the center plate of center post all around, the shaping has a plurality of post casings 151 on the gusset, be equipped with magnet layer (not shown) on the inner wall of post casing; the impeller 1 is provided with a reinforcing member 3, the reinforcing member comprises a chassis 31, a D-shaped jack 311 formed in the center of the chassis and a plurality of positioning columns 32 formed on the side wall of the chassis around the jack, iron layers 4 are arranged on the positioning columns, the magnet layers are embedded on the inner wall of a column sleeve 151, the iron layers are embedded on the outer wall of the positioning columns 32, the positioning columns are inserted in the column sleeves and are adsorbed to the magnet layers, the diameter of the inner wall of the column sleeve is equal to that of the positioning columns, at least three column sleeves and three positioning columns are arranged, the column sleeves and the positioning columns are uniformly distributed in an annular shape around the central axis of a central disc 11, a D-shaped shaft 21 on a rotating shaft 2 sequentially penetrates through the jack 311 and the D-shaped hole 141 and is fixed on the impeller 1, an elastic ring sleeve 33 is formed on the outer ring of the chassis 31, the ring sleeve is inserted and sleeved on a connecting sleeve 12, and a circular arc-shaped groove 121 connected with the ring sleeve 33 is formed on the connecting sleeve 12 between fan blades 13, the number of the grooves is equal to that of the fan blades, support plates 312 corresponding to the grooves 121 one by one are formed on the side wall of the chassis 31, circular arc-shaped reinforcing plates 5 are inserted into the grooves, support lugs 51 are formed at one ends of the reinforcing plates, and the support lugs and the support plates are fixedly connected through fastening bolts (not shown) and fastening nuts (not shown).

A reinforcing column 34 is formed in the center of the side wall of the chassis 31 away from the positioning column, a D-shaped positioning hole 341 communicated with the insertion hole 311 is formed in the end face of the reinforcing column, the diameters of the positioning hole, the insertion hole and the D-shaped hole 141 are equal, the diameter of the D-shaped shaft 21 is equal to the diameter of the D-shaped hole 141, the reinforcing member 3 abuts against the rotating shaft 2, and the reinforcing column 34 of the reinforcing member abuts against the side wall of the D-shaped shaft 21.

When the utility model is implemented specifically, the connection strength between the rotating shaft 2 and the impeller 1 can be enhanced by the reinforcing member 3, the relative rotation between the D-shaped shaft 21 and the reinforcing member 3 can be limited by the reinforcing member, the reinforcing member 3 and the impeller 1 can be fixed by the matching of the positioning column 32 on the reinforcing member 3 and the column sleeve 151 and the adsorption between the iron layer 4 and the magnet layer, and the relative rotation between the impeller and the reinforcing member can be limited, so that the connection between the rotating shaft 2 and the impeller 1 is reinforced; meanwhile, the ring sleeve 33 on the reinforcing member 3 is inserted and sleeved on the connecting sleeve 12 of the impeller 1, cracks are easy to occur on the connecting sleeve 12 formed with the fan blades 13, the fan blades 13 can be torn after the cracks occur, the connecting sleeve 12 can be reinforced by the arrangement of the ring sleeve 33, so that the cracks of the connecting sleeve are reduced, in addition, the reinforcing plate 5 is inserted and connected in the groove 121 of the connecting sleeve 12, the reinforcing plate is fixedly connected with the chassis 31 of the reinforcing member 3 through the support lug 51, the connecting sleeve 12 can be further reinforced, and the cracks of the connecting sleeve are further reduced.

To sum up, the utility model discloses a fan wheel's reinforcing apparatus can strengthen the joint strength between impeller and the pivot, improves fan life simultaneously.

The utility model provides a fan wheel's reinforcing apparatus, only do the utility model discloses a specific embodiment, nevertheless the utility model discloses a protection scope is not limited to this, and any technical personnel who is familiar with this technical field are in the utility model discloses a technical scope, can think easily that changes or replacement, all should cover within the protection scope of the utility model. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a fan wheel's reinforcing apparatus, includes impeller (1) and pivot (2), the shaping has D type axle (21) in the pivot, its characterized in that: the impeller (1) comprises a central disc (11), an annular connecting sleeve (12) formed on the outer wall of the central disc and a plurality of fan blades (13) formed on the outer wall of the connecting sleeve, a central column (14) is formed in the center of the central disc, a D-shaped hole (141) penetrating through the central disc is formed in the end face of the central column, annular rib plates (15) are formed on the central disc around the central column, a plurality of column sleeves (151) are formed on the rib plates, and a magnet layer is arranged on the inner wall of each column sleeve; the impeller (1) is provided with a reinforcing member (3), the reinforcing member comprises a chassis (31), a D-shaped jack (311) formed in the center of the chassis and a plurality of positioning columns (32) formed on the side wall of the chassis around the jack, iron layers (4) are arranged on the positioning columns, the positioning columns are inserted in column sleeves (151) and are adsorbed to the iron layers, a D-shaped shaft (21) on a rotating shaft (2) sequentially penetrates through the jack (311) and the D-shaped hole (141) and is fixed on the impeller (1), an elastic ring sleeve (33) is formed on the outer ring of the chassis (31), the ring sleeve is inserted and sleeved on a connecting sleeve (12), arc-shaped grooves (121) connected with the ring sleeve (33) are formed on the connecting sleeve between fan blades (13), supporting plates (312) corresponding to the grooves one by one are formed on the side wall of the chassis (31), and arc-shaped reinforcing plates (5) are inserted and connected in the grooves, one end of the reinforcing plate is formed with a support lug (51), and the support lug is fixedly connected with the support plate through a fastening bolt and a fastening nut.

2. The fan wheel reinforcement of claim 1, wherein: a reinforcing column (34) is formed in the center of the side wall of the base plate (31) departing from the positioning column (32), and a D-shaped positioning hole (341) communicated with the insertion hole (311) is formed in the end face of the reinforcing column.

3. The fan wheel reinforcement of claim 2, wherein: the reinforcing piece (3) abuts against the rotating shaft (2), and the reinforcing column (34) of the reinforcing piece abuts against the side wall of the D-shaped shaft (21).

4. The fan wheel reinforcement of claim 1, wherein: the diameter of the inner wall of the column sleeve (151) is equal to that of the positioning column (32), the number of the column sleeve and the positioning column are at least three, and the column sleeve and the positioning column are uniformly distributed in an annular mode around the central axis of the central disc (31).

5. The fan wheel reinforcement of claim 4, wherein: the magnet layer is embedded on the inner wall of the column sleeve (151), and the iron layer (4) is embedded on the outer wall of the positioning column (32).

6. The fan wheel reinforcement of claim 1, wherein: and the outer wall of the D-shaped shaft (21) is formed with threads, and the threads are screwed with nuts which are pressed on the impeller (1).

7. The fan wheel reinforcement of claim 2, wherein: the hole diameters of the positioning hole (341), the insertion hole (311) and the D-shaped hole (141) are equal, and the diameter of the D-shaped shaft (21) is equal to the hole diameter of the D-shaped hole.

8. The fan wheel reinforcement of claim 1, wherein: the number of the grooves (121) on the connecting sleeve (12) is equal to that of the fan blades (13).