CN213906399U

CN213906399U - Rotor of exhaust fan assembly for agricultural machinery

Info

Publication number: CN213906399U
Application number: CN202021930633.XU
Authority: CN
Inventors: 游建军
Original assignee: Chongqing Baoou Technology Co ltd
Current assignee: Chongqing Baoou Technology Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-08-06
Anticipated expiration: 2030-09-07

Abstract

The utility model discloses a rotor of an exhaust fan component for agricultural machinery, which comprises a stator and a middle shaft, wherein a connecting bearing is arranged at the outer side of one end of the middle shaft, an iron core is arranged in the stator, a winding rod is arranged at the outer side of the iron core, a fixed plate is welded at one end of the winding rod, a winding plate is welded at the outer side of the fixed plate, and the stator further comprises a limiting flange, a connecting ring, a fixed ring, a cover plate and a bottom plate; this practicality is spacing through the axis with the both ends of stator and rotor to guarantee that its structure outside is connected with the shell of motor, can guarantee when the motor carries out the use, its inside stator is laminated with the axis of rotor all the time, not only guarantees the compactness of connecting, can guarantee that the life of rotor and stator is higher all the time moreover.

Description

Rotor of exhaust fan assembly for agricultural machinery

Technical Field

The utility model relates to the field of agricultural machinery, specifically be a rotor of air discharge fan subassembly for agricultural machinery.

Background

The exhaust fan is an air conditioning appliance, which drives the fan blades to rotate by the motor to drive airflow so as to exchange indoor air and outdoor air. Also known as a ventilating fan. The purpose of the exhaust is to remove dirty air from the room, regulate temperature, humidity and sensory effects. The exhaust fan is widely applied to families and public places.

The motor is driven by the motor, the main structure of the motor is a stator and a rotor, the rotor is connected with a shell of the motor through a bearing in the existing structure, and the stator is fixed on the shell of the motor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an exhaust fan subassembly's rotor for agricultural machine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rotor of air discharge fan subassembly for agricultural machine, includes stator and axis, connection bearing has been seted up in the axis one end outside, the inside of stator is including the iron core, the wire wrapping rod has been seted up in the outside of iron core, the one end welding of wire wrapping rod has the fixed plate, the outside welding of fixed plate has the wire winding board, the stator is still including flange, go-between, solid fixed ring, apron and bottom plate.

Preferably, one end of the middle shaft is welded with a connecting shaft, the other end of the middle shaft is provided with a limiting plate, and the outer side of one end of the middle shaft is provided with a connecting bearing.

Preferably, the middle position of the middle shaft is welded with the iron core, and a plurality of copper wire coils are wound on the outer sides of the winding rod and the winding plate.

Preferably, an outer groove is formed in the outer side of the cover plate and matched with the fixing ring, and a permanent magnet is fixedly mounted on the outer side of the iron core through a silicon steel sheet.

Preferably, the surface of solid fixed ring, outer tank, fixed plate and bottom plate has all been seted up and has run through and assorted fixed orifices, fixing bolt has been seted up to the inside of fixed orifices and has been fixed.

Preferably, the outer side of the limiting flange is provided with a threaded hole matched with the cover plate, the upper end of the limiting flange is welded with a connecting ring, and the stator is sequentially provided with the limiting flange, the connecting ring, a fixing ring, the cover plate, a winding plate and a bottom plate from top to bottom.

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

carry on spacingly through the axis with the both ends of stator and rotor, and guarantee that its structure outside is connected with the shell of motor, can guarantee when the motor uses, its inside stator is laminated with the axis of rotor all the time, not only guarantee the compactness of connecting, and can guarantee that the life of rotor and stator is higher all the time, not only be connected with the shell of motor to the fixed of stator, and can be idle or when carrying the installation, provide the support through the axis, effectively avoid when using, because vibrations lead to the condition emergence that stator and motor housing junction appear damaging, possess certain beneficial effect, have more the practicality than current structure.

Drawings

Fig. 1 is an exploded view of the stator of the present invention;

fig. 2 is a side view of the present invention.

In the figure: 10-a stator; 11-a limiting flange; 12-a connecting ring; 13-a fixation hole; 14-a fixed ring; 15-cover plate; 16-an outer tank; 17-fixing the plate; 18-a wire winding plate; 19-a core; 110-a wire-wound rod; 111-a backplane; 20-the medial axis; 21-a connecting shaft; 22-connecting bearings; 23-limiting plate.

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.

Referring to fig. 1-2, a rotor of an exhaust fan assembly for agricultural machinery includes a stator 10 and a central shaft 20, a connecting bearing 22 is disposed on an outer side of one end of the central shaft 20, an iron core 19 is disposed inside the stator 10, a wire winding rod 110 is disposed on an outer side of the iron core 19, a fixing plate 17 is welded to one end of the wire winding rod 110, a wire winding plate 18 is welded to an outer side of the fixing plate 17, and the stator 10 further includes a limiting flange 11, a connecting ring 12, a fixing ring 14, a cover plate 15 and a bottom plate 111.

One end of the middle shaft 20 is welded with a connecting shaft 21, the other end of the middle shaft 20 is provided with a limiting plate 23, the outer side of one end of the middle shaft 20 is provided with a connecting bearing 22, the connecting bearing 22 is used for connecting with a shaft outlet of a motor shell, and the limiting plate 23 is used for providing stability of a connecting part and avoiding the occurrence of telescopic offset; the middle position of the middle shaft 20 is welded with the iron core 19, a plurality of copper wire coils are wound on the outer sides of the winding rod 110 and the winding plate 18, a permanent magnet is fixedly mounted on the outer side of the iron core 19 through a silicon steel sheet, and the structures are conventional structures of motors; an outer groove 16 is arranged on the outer side of the cover plate 15, the outer groove 16 is matched with the fixing ring 14, the surfaces of the fixing ring 14, the outer groove 16, the fixing plate 17 and the bottom plate 111 are all provided with fixing holes 13 which penetrate through and are matched, the fixing holes 13 are internally provided with fixing bolts for fixing, the outer side of the limiting flange 11 is provided with threaded holes matched with the cover plate 15, the upper end of the limit flange 11 is welded with a connecting ring 12, the stator 10 sequentially comprises the limit flange 11, the connecting ring 12, a fixing ring 14, a cover plate 15, a winding plate 18 and a bottom plate 111 from top to bottom, an iron core 19 is arranged inside the stator 10, the front end and the rear end of the stator are sleeved with a middle shaft 20 and are not in direct contact, carry out the contact through the go-between 12 who sets up and connect, be connected fixedly through the shell of bottom plate 111 and motor, dual limit structure can provide better more stable working method.

The working principle is as follows: when the motor is used, the shell of the motor is fixed with the stator 10, the middle shaft 20 is fixed with the shell of the motor through the connecting bearing 22, the stator 10 is connected with the connecting bearing 22 through the connecting ring 12, each structure is connected, a more stable structure can be provided, when the motor is wholly vibrated or impacted, the middle shaft 20 and the iron core 19 of the stator 10 and the rotor structure inside the motor cannot be damaged too much, and the service life of the motor is prolonged.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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 invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rotor of air discharge fan subassembly for agricultural machine, includes stator (10) and axis (20), connecting bearing (22), its characterized in that have been seted up to axis (20) one end outside: the inside of stator (10) is including iron core (19), wire winding pole (110) have been seted up in the outside of iron core (19), the one end welding of wire winding pole (110) has fixed plate (17), the outside welding of fixed plate (17) has wire wrapping plate (18), stator (10) are still including flange (11), go-between (12), solid fixed ring (14), apron (15) and bottom plate (111).

2. The rotor of an exhaust fan assembly for agricultural machinery according to claim 1, wherein: one end of the middle shaft (20) is welded with a connecting shaft (21), the other end of the middle shaft (20) is provided with a limiting plate (23), and the outer side of one end of the middle shaft (20) is provided with a connecting bearing (22).

3. The rotor of an exhaust fan assembly for agricultural machinery according to claim 1, wherein: the middle position of the middle shaft (20) is welded with the iron core (19), and a plurality of copper wire coils are wound on the outer sides of the winding rod (110) and the winding plate (18).

4. The rotor of an exhaust fan assembly for agricultural machinery according to claim 1, wherein: outer groove (16) have been seted up in the outside of apron (15), outer groove (16) and solid fixed ring (14) phase-match, the outside of iron core (19) is still through silicon steel sheet fixed mounting permanent magnet.

5. The rotor of an exhaust fan assembly for agricultural machinery according to claim 1, wherein: the surface of the fixing ring (14), the outer groove (16), the fixing plate (17) and the bottom plate (111) is provided with a through fixing hole (13) matched with the surface of the fixing ring, and a fixing bolt is arranged inside the fixing hole (13) for fixing.

6. The rotor of an exhaust fan assembly for agricultural machinery according to claim 1, wherein: the utility model discloses a stator, including spacing flange (11), apron (15), go up the structure from the top down of stator (10) and be equipped with the screw hole of apron (15) assorted, the upper end welding of spacing flange (11) has go up ring (12), the structure from the top down of stator (10) is spacing flange (11), go up ring (12), solid fixed ring (14), apron (15), winder (18), bottom plate (111) in proper order.