CN220896372U

CN220896372U - Stator core

Info

Publication number: CN220896372U
Application number: CN202420680248.6U
Authority: CN
Inventors: 游龙斌
Original assignee: Fujian Juzhou Motor Co ltd
Current assignee: Fujian Juzhou Motor Co ltd
Priority date: 2024-04-03
Filing date: 2024-04-03
Publication date: 2024-05-03
Anticipated expiration: 2034-04-03

Abstract

The utility model relates to the technical field of stator iron cores, and discloses a stator iron core, which solves the problem of magnetic density reduction caused by overlarge gaps among enameled wires wound on the stator iron core at present; according to the utility model, the winding plates are respectively arranged on the upper side and the lower side of the winding frame, and the surfaces, far away from the winding frame, of the two winding plates are arc-shaped surfaces, so that the clearance between wires when the enameled wires are wound is reduced, the two winding plates can move conveniently through the matching between the sliding rod and the sliding block and between the movable rod and the inner rod, and the two winding plates can tighten the wound enameled wires under the action of the elastic force of the spring, so that the enameled wires can be wound between the two winding plates stably.

Description

Stator core

Technical Field

The utility model belongs to the technical field of stator cores, and particularly relates to a stator core.

Background

The motor is an electromagnetic device for converting or transmitting electric energy according to the law of electromagnetic induction, a motor stator iron core is an important component of a motor magnetic circuit, and forms a complete magnetic circuit of the motor together with a rotor iron core, a stator and an air gap between rotors.

At present, a stator core is formed by stacking silicon steel sheets, when the stator core is manufactured for winding enamelled wires, the winding part of the stator core is a right angle, the enamelled wires are made of copper wires, the softness is insufficient, larger gaps exist between stator windings formed when the stator core is wound on ribs of the stator core, and the gaps between the wires are too large, so that the magnetic density is reduced, and the efficiency of a motor is reduced.

Disclosure of utility model

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the stator core, which effectively solves the problem that the magnetic density is reduced due to overlarge gaps among enameled wires wound on the stator core at present.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the stator core comprises a stator core body, wherein a winding frame is fixedly arranged at the inner side of the stator core body at equal angles, a mounting piece is fixedly arranged at the outer side of the winding frame, and a winding mechanism is arranged on the winding frame;

The winding mechanism comprises an inner rod fixed in a winding frame, two movable plates are symmetrically and fixedly sleeved on the outer side of the inner rod, a side plate is fixedly arranged on one side, close to a mounting plate, of the movable plate, two connecting columns are symmetrically and fixedly arranged on the outer side of the side plate, one ends, far away from the side plate, of the two connecting columns all extend to the outer side of the winding frame and are fixedly provided with the same winding plate, the number of the winding plates is two, the two winding plates are simultaneously connected with the two connecting columns, the two connecting columns are movably connected with the winding frame, one surface, far away from the winding frame, of the winding plate is an arc-shaped surface, a fixing plate is fixedly sleeved on the middle part of the outer side of the inner rod, the fixing plate is located between the two movable plates, a slide rod is fixedly connected between one side, close to the mounting plate, of the fixing plate and the inner wall of the winding frame, a slide block is movably sleeved on the outer side of the slide rod, a spring I is fixedly connected between the slide rod and the fixing plate, and the spring I is sleeved on the outer side of the slide rod.

Preferably, the outer side of the sliding block is symmetrically and rotationally connected with two movable rods, and one ends of the two movable rods, which are far away from the sliding block, are respectively rotationally connected with the two movable plates.

Preferably, the wire winding board is kept away from the one side symmetry of wire winding frame and is equipped with two laminating pieces, and the one side that two laminating pieces are close to each other is all fixed mounting has the stopper.

Preferably, a guide groove is formed in one side, far away from the winding frame, of the winding plate, a guide rod is fixedly mounted in the guide groove, two guide blocks are symmetrically and movably sleeved on the outer side of the guide rod, and the two attaching blocks are respectively fixed to the tops of the two guide blocks.

Preferably, the inside fixed mounting of guide way has a cover piece, and the cover piece is fixed to be cup jointed in the outside middle part of guide bar, and the cover piece is located between two guide pieces, equal fixedly connected with spring two between two guide pieces and the cover piece, and the outside of guide bar is all located to two spring two covers.

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

(1) According to the utility model, the winding plates are respectively arranged on the upper side and the lower side of the winding frame, and the surfaces, far away from the winding frame, of the two winding plates are arc-shaped surfaces, so that gaps between wires are reduced conveniently when the enameled wires are wound, the two winding plates are convenient to move through the matching between the sliding rod and the sliding block and between the movable rod and the inner rod, and the two winding plates can tighten the wound enameled wires under the action of the elastic force of the spring, so that the enameled wires are convenient to stably wind between the two winding plates;

(2) This is novel through cooperation between guide bar and guide block and spring two and the laminating piece, and two stopper of being convenient for are spacing the enameled wire of winding on the coiling board to be convenient for reduce the space between the enameled wire.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic view of a stator core structure according to the present utility model;

FIG. 2 is a schematic diagram of a winding mechanism according to the present utility model;

FIG. 3 is a schematic view of a structure of a fixing plate according to the present utility model;

FIG. 4 is a schematic view of a coil structure according to the present utility model;

In the figure: 1. a stator core body; 2. a winding mechanism; 201. an inner rod; 202. a fixing plate; 203. a movable plate; 204. a winding plate; 205. a connecting column; 206. a side plate; 207. a movable rod; 208. a slide block; 209. a slide bar; 2010. a first spring; 2011. a guide rod; 2012. a limiting block; 2013. sleeving blocks; 2014. a guide block; 2015. a guide groove; 2016. a bonding block; 2017. a second spring; 3. a reel; 4. and (5) mounting the sheet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the first embodiment, as shown in fig. 1, the utility model comprises a stator core body 1, a winding frame 3 is fixedly arranged at equal angles on the inner side of the stator core body 1, a mounting piece 4 is fixedly arranged on the outer side of the winding frame 3, and a winding mechanism 2 is arranged on the winding frame 3.

Specifically, as shown in fig. 2-3, the winding mechanism 2 includes an inner rod 201 fixed in the winding frame 3, two movable plates 203 are symmetrically and fixedly sleeved on the outer side of the inner rod 201, one side, close to the mounting plate 4, of the movable plate 203 is fixedly provided with a side plate 206, two connecting columns 205 are symmetrically and fixedly provided with one winding plate 204, one end, far from the side plate 206, of each of the two connecting columns 205 extends to the outer side of the winding frame 3, the two winding plates 204 are fixedly provided with a same winding plate 204, the two winding plates 204 are simultaneously connected with the two connecting columns 205, the two connecting columns 205 are movably connected with the winding frame 3, one surface, far from the winding plate 204, of the winding frame 3 is an arc-shaped surface, a fixed plate 202 is fixedly sleeved on the middle part of the outer side of the inner rod 201, the fixed plate 202 is positioned between the two movable plates 203, one side, close to the mounting plate 4, of the fixed plate 202 is fixedly connected with a slide block 208, the outer side, far from the slide block 209 is movably sleeved on the inner wall of the winding frame 3, a spring 2010 is fixedly provided with one end, far from the slide block 208 is fixedly connected between the slide block 208 and the fixed plate 202, the spring 2010 is arranged on the outer side of the slide block 208, one end, which is rotatably connected with the two movable plates 207, and the two movable plates 203 are respectively;

In the use state, the winding plates 204 are arranged on the upper side and the lower side of the winding frame 3 at first, the surfaces, far away from the winding frame 3, of the two winding plates 204 are arc-shaped surfaces, so that gaps among wires are reduced when the enameled wires are wound on the winding plates 204, when the enameled wires are wound on the outer sides of the winding plates 204, the winding plates 204 are driven to move and approach the winding frame 3, the side plates 206 are driven to move through the two connecting posts 205, then the movable plates 203 are driven to slide along the inner rods 201, then the movable rods 207 drive the sliding blocks 208 to slide along the sliding rods 209, at the moment, the first spring 2010 is stretched, the winding plates 204 are enabled to tighten the enameled wires under the action of the elastic force of the first spring 2010, and finally the enameled wires are stably wound between the two winding plates 204.

Specifically, as shown in fig. 4, two attaching blocks 2016 are symmetrically arranged on one side, far away from the winding frame 3, of the winding plate 204, a limiting block 2012 is fixedly arranged on one side, close to each other, of the two attaching blocks 2016, a guide groove 2015 is formed on one side, far away from the winding frame 3, of the winding plate 204, a guide rod 2011 is fixedly arranged in the guide groove 2015, two guide blocks 2014 are symmetrically and movably sleeved on the outer side of the guide rod 2011, the two attaching blocks 2016 are respectively fixed on the tops of the two guide blocks 2014, a sleeve block 2013 is fixedly arranged in the guide groove 2015, the sleeve block 2013 is fixedly sleeved on the middle of the outer side of the guide rod 2011, the sleeve block 2013 is positioned between the two guide blocks 2014, a spring two 2017 is fixedly connected between the two guide blocks 2014 and the sleeve block 2013, and the two springs two 2017 are sleeved on the outer side of the guide rod 2011;

In the use state, when the enameled wire is continuously wound on the winding plate 204, the two limiting blocks 2012 are driven to be far away from each other, the two guide blocks 2014 are respectively driven to slide along the guide rod 2011 through the two attaching blocks 2016, meanwhile, the two springs 2017 are stretched, the two limiting blocks 2012 clamp the enameled wire under the action of the elastic force of the two springs 2017, the limiting effect on the enameled wire is finally achieved, and gaps among the enameled wires are reduced.

Claims

1. Stator core, including stator core body (1), its characterized in that: a winding frame (3) is fixedly arranged at the inner side of the stator core body (1) at equal angles, a mounting piece (4) is fixedly arranged at the outer side of the winding frame (3), and a winding mechanism (2) is arranged on the winding frame (3);

the winding mechanism (2) comprises an inner rod (201) fixed in a winding frame (3), two movable plates (203) are symmetrically and fixedly sleeved on the outer side of the inner rod (201), one side, close to a mounting plate (4), of each movable plate (203) is fixedly provided with a side plate (206), two connecting columns (205) are symmetrically and fixedly arranged on the outer side of each side plate (206), one end, far away from each side plate (206), of each connecting column (205) extends to the outer side of the winding frame (3) and is fixedly provided with the same winding plate (204), the number of the winding plates (204) is two, the two winding plates (204) are simultaneously connected with the two connecting columns (205), the two connecting columns (205) are movably connected with the winding frame (3), one side, far away from the winding plates (204), of each winding plate (3) is an arc-shaped surface, the middle part of the outer side of the inner rod (201) is fixedly sleeved with a fixing plate (202), the fixing plate (202) is positioned between the two movable plates (203), one side, close to the mounting plate (4) and the inner wall of the winding frame (3) are fixedly connected with a sliding rod (208), the outer side, which is fixedly connected with a sliding rod (2010) between the sliding rod (208) and the sliding rod (209), the first spring (2010) is sleeved outside the sliding rod (209).

2. A stator core according to claim 1, characterized in that: two movable rods (207) are symmetrically and rotatably connected to the outer side of the sliding block (208), and one ends, far away from the sliding block (208), of the two movable rods (207) are respectively and rotatably connected with the two movable plates (203).

3. A stator core according to claim 1, characterized in that: one side that reel (204) kept away from reel (3) symmetry is equipped with two laminating pieces (2016), and one side that two laminating pieces (2016) are close to each other all fixed mounting has stopper (2012).

4. A stator core according to claim 1, characterized in that: one side of reel (204) that reel (3) was kept away from is equipped with guide way (2015), and fixed mounting has guide bar (2011) in guide way (2015), and two guide blocks (2014) have been cup jointed in the outside symmetry activity of guide bar (2011), and two laminating blocks (2016) are fixed in the top of two guide blocks (2014) respectively.

5. A stator core according to claim 4, wherein: the inside fixed mounting of guide way (2015) has cover piece (2013), and cover piece (2013) is fixed to be cup jointed in the outside middle part of guide bar (2011), and cover piece (2013) are located between two guide blocks (2014), all fixedly connected with spring two (2017) between two guide blocks (2014) and cover piece (2013), and the outside of guide bar (2011) is all located to two spring two (2017) cover.