CN215772683U

CN215772683U - Automobile generator stator structure

Info

Publication number: CN215772683U
Application number: CN202121649636.0U
Authority: CN
Inventors: 廖新明; 廖新华
Original assignee: Zhejiang Weiben Industry & Trade Co ltd
Current assignee: Zhejiang Weiben Industry & Trade Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2022-02-08
Anticipated expiration: 2031-07-20

Abstract

The utility model discloses an automobile generator stator structure which comprises a shell, wherein a stator body is fixedly arranged in the shell, the stator body comprises an armature winding, an insulating plate, stator pressing rings, stator iron cores, a partition plate and a toothed plate, the stator iron cores are vertically overlapped, the stator pressing rings are symmetrically arranged at the top and the bottom of the stator iron cores, and the stator iron cores are fixed through a penetrating screw. The stator core is clamped by the upper stator pressing ring and the lower stator pressing ring and is fixed by the through screw, so that the installation of workers is facilitated, when the interior of the stator structure needs to be maintained, operators can disassemble the stator structure, the maintenance of the stator structure is facilitated, the inner wall of the stator core is fixedly connected with the toothed plate, one end of the toothed plate is fixedly connected with the partition plate, the two sides of the toothed plate are fixedly connected with the insulating plates, so that the armature winding and the stator core are isolated, the armature winding is divided into a plurality of strands, the friction between the armature winding and the stator core is avoided, and the paint dipping effect is ensured.

Description

Automobile generator stator structure

Technical Field

The utility model relates to the technical field of automobile generators, in particular to an automobile generator stator structure.

Background

The generator is mechanical equipment for converting energy in other forms into electric energy, and is driven by a water turbine, a steam turbine, a diesel engine or other power machines, and converts energy generated by water flow, air flow, fuel combustion or nuclear fission into mechanical energy to be transmitted to the generator, and then the mechanical energy is converted into electric energy by the generator. The generator has wide application in industrial and agricultural production, national defense, science and technology and daily life.

The generator mainly comprises a stator, a rotor, an end cover, an electric brush, a base, a bearing and the like, wherein the stator is a static part of the motor. The stator consists of three parts, namely a stator iron core, a stator winding and a machine base.

Traditional automobile power generation machine stator structure does not divide into the polylith with stator core, and to a great extent has reduced wire-wound work efficiency, when needs maintain stator structure is inside, operating personnel dismantles it very troublesome, make operating personnel not very convenient when maintaining it, do not carry out fine isolation with enameled wire and stator core, do not divide into the stranded with the enameled wire, make the enameled wire take place the friction with stator core easily, the dipping lacquer effect of enameled wire is not good.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a stator structure of an automobile generator.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an automobile power generation machine stator structure, includes the shell, the inside fixed mounting of shell has stator body, stator body includes armature winding, insulation board, stator clamping ring, stator core, baffle and pinion rack, stator core overlaps from top to bottom, and the stator clamping ring symmetry sets up in stator core's top and bottom, stator core is fixed through the screw rod of punching, stator core's circumference inner wall fixed mounting has the pinion rack, and the one end fixed mounting of pinion rack has the baffle, the equal fixedly connected with insulation board in both sides of pinion rack, and armature winding twines in the outer wall of insulation board.

Preferably, the outer walls of the tops of the stator core and the stator pressing ring are provided with fixing holes, and the penetrating screw is matched with the fixing holes.

Preferably, the outer wall of the top of the stator core is provided with second heat dissipation holes which are uniformly distributed.

Preferably, the circumference outer wall of stator core is opened there is the spacing groove, and six stoppers of evenly distributed are fixed to the circumference inner wall of shell, and the stopper agrees with mutually with the spacing groove.

Preferably, the stator body is provided with a field coil.

Preferably, a rotor is arranged in the housing, and a rotating shaft is fixedly arranged at the center of the rotor.

Preferably, the top outer wall of shell is fixed with the apron, and the top outer wall of apron opens six first louvres that have evenly distributed, and the one end fixed mounting of first louvre has the dust screen.

Preferably, a bearing is fixedly installed at the center of the outer wall of the top of the cover plate, and the rotating shaft is fixedly installed on the inner wall of the bearing.

Compared with the prior art, the utility model provides an automobile generator stator structure, which has the following beneficial effects:

1. through the stator core that sets up, the armature winding, the insulation board, the screw rod of punching, the baffle, the pinion rack, stator core is through two upper and lower stator clamping ring centre grippings, it is fixed with the screw rod of punching, the staff installation of being convenient for, when needs maintain stator structure inside, operating personnel can dismantle it, operating personnel has made things convenient for it to maintain, stator core's inner wall fixedly connected with pinion rack, the one end fixedly connected with baffle of pinion rack, the equal fixedly connected with insulation board in both sides through the pinion rack, keep apart armature winding and stator core, armature winding falls into the stranded, armature winding and stator core friction have been avoided, the dip coating effect has been guaranteed simultaneously.

2. Set up a plurality of second louvres through setting up on stator core, can give off the heat that armature winding produced fast, increase stator body's radiating effect, be favorable to the generator to move for a long time, set up first louvre on the apron, further increase the radiating effect of generator, prolong the life of generator.

The parts not involved in the device are the same as or can be realized by adopting the prior art, and the utility model has the advantages of simple and compact integral structure, convenient disassembly and assembly, good heat dissipation effect and long service life.

Drawings

FIG. 1 is a schematic perspective view of a stator structure of an automotive alternator according to the present invention;

FIG. 2 is a schematic view of an internal structure of a stator structure of a generator for an automobile according to the present invention;

FIG. 3 is a schematic structural view of a stator body of a stator structure of an automotive alternator according to the present invention;

FIG. 4 is a schematic diagram of a stator core structure of a stator structure of an automotive alternator according to the present invention;

fig. 5 is a schematic overall structural diagram of a stator structure of an automotive generator according to the present invention.

In the figure: 1-shell, 2-cover plate, 3-first heat dissipation hole, 4-bearing, 5-rotating shaft, 6-limiting block, 7-stator body, 8-rotor, 9-armature winding, 10-insulating plate, 11-stator pressing ring, 12-penetrating screw, 13-limiting groove, 14-stator iron core, 15-clapboard, 16-fixing hole, 17-magnet exciting coil, 18-second heat dissipation hole, 19-toothed plate and 20-dustproof net.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1 to 5, an automobile generator stator structure includes a housing 1, a stator body 7 is fixedly installed inside the housing 1, the stator body 7 includes an armature winding 9, an insulating plate 10, a stator pressing ring 11, a stator core 14, a partition plate 15 and a toothed plate 19, the stator core 14 is overlapped up and down, the stator pressing ring 11 is symmetrically arranged at the top and bottom of the stator core 14, the stator core 14 is fixed by a piercing screw 12, the toothed plate 19 is fixedly installed on the circumferential inner wall of the stator core 14, the partition plate 15 is fixedly installed at one end of the toothed plate 19, the insulating plate 10 is fixedly connected to both sides of the toothed plate 19, the armature winding 9 is wound on the outer wall of the insulating plate 10, and the stator core 14, the armature winding 9, the insulating plate 10, the piercing screw 12, the partition plate 15 and the toothed plate 19 are arranged, the upper and lower sides of the stator core 14 are clamped by the two stator pressing rings 11 and fixed by the piercing screw 12, the staff installation of being convenient for, when needs maintain stator structure inside, operating personnel can dismantle it, made things convenient for operating personnel to maintain it, stator core 14's inner wall fixedly connected with pinion rack 19, pinion rack 19's one end fixedly connected with baffle 15, the equal fixedly connected with insulation board 10 in both sides through pinion rack 19, keep apart armature winding 9 and stator core 14, armature winding 9 falls into the stranded, armature winding 9 and stator core 14 friction have been avoided, the dip coating effect has been guaranteed simultaneously.

In the utility model, the outer walls of the top parts of the stator core 14 and the stator pressing ring 11 are provided with fixing holes 16, and the penetrating screw 12 is matched with the fixing holes 16.

In the utility model, the second heat dissipation holes 18 which are uniformly distributed are formed in the outer wall of the top of the stator core 14, so that heat generated by the armature winding 9 can be dissipated quickly, the heat dissipation effect of the stator body 7 is improved, and the long-time running of the generator is facilitated.

According to the utility model, the circumferential outer wall of the stator core 14 is provided with the limiting groove 13, the circumferential inner wall of the shell 1 is fixedly provided with six limiting blocks 6 which are uniformly distributed, and the limiting blocks 6 are matched with the limiting groove 13 to limit the movement of the stator body 7.

In the present invention, the stator body 7 is provided with an exciting coil 17.

In the utility model, a rotor 8 is arranged in the shell 1, and a rotating shaft 5 is fixedly arranged at the center of the rotor 8.

According to the utility model, the cover plate 2 is fixed on the outer wall of the top of the shell 1, the six first heat dissipation holes 3 are uniformly distributed on the outer wall of the top of the cover plate 2, and the dust screen 20 is fixedly mounted at one end of each first heat dissipation hole 3, so that the heat dissipation effect of the generator is further improved, and the service life of the generator is prolonged.

In the utility model, a bearing 4 is fixedly arranged at the center position of the outer wall of the top part of the cover plate 2, and a rotating shaft 5 is fixedly arranged on the inner wall of the bearing 4.

The working principle is as follows: stator core 14 from top to bottom through 11 centre grippings of two stator clamping rings, it is fixed with punching screw 12, the staff's installation of being convenient for, when needs maintain stator structure inside, operating personnel can dismantle it, operating personnel has made things convenient for it to maintain, stator core 14's inner wall fixedly connected with pinion rack 19, pinion rack 19's one end fixedly connected with baffle 15, equal fixedly connected with insulation board 10 in both sides through pinion rack 19, keep apart armature winding 9 and stator core 14, armature winding 9 falls into the stranded, armature winding 9 and stator core 14 friction have been avoided, the dip coating effect has been guaranteed simultaneously, first louvre 3 and second louvre 18 have increased the radiating effect of stator body 7 and generator, the life of extension generator.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A stator structure of an automobile generator comprises a shell (1) and is characterized in that a stator body (7) is fixedly arranged in the shell (1), the stator body (7) comprises an armature winding (9), an insulating plate (10), a stator pressing ring (11), a stator iron core (14), a partition plate (15) and a toothed plate (19), wherein the stator iron core (14) is vertically overlapped, and the stator pressing rings (11) are symmetrically arranged at the top and the bottom of the stator core (14), the stator core (14) is fixed through a penetrating screw rod (12), a toothed plate (19) is fixedly arranged on the circumferential inner wall of the stator core (14), and the one end fixed mounting of pinion rack (19) has baffle (15), the equal fixedly connected with insulation board (10) in both sides of pinion rack (19), and armature winding (9) twines in the outer wall of insulation board (10).

2. The automobile generator stator structure according to claim 1, characterized in that the top outer walls of the stator core (14) and the stator pressing ring (11) are provided with fixing holes (16), and the penetrating screw (12) is matched with the fixing holes (16).

3. The stator structure of the generator in the car as claimed in claim 1, wherein the top outer wall of the stator core (14) is opened with second heat dissipation holes (18) distributed uniformly.

4. The automobile generator stator structure according to claim 1, wherein a limiting groove (13) is formed in the circumferential outer wall of the stator core (14), six limiting blocks (6) are fixedly mounted on the circumferential inner wall of the housing (1) and are uniformly distributed, and the limiting blocks (6) are matched with the limiting groove (13).

5. The stator structure of automotive generators of claim 1, characterized in that the stator body (7) is provided with field coils (17).

6. The stator structure of the generator of the automobile as claimed in claim 1, wherein the inside of the housing (1) is provided with a rotor (8), and the center of the rotor (8) is fixedly provided with a rotating shaft (5).

7. The stator structure of the automobile generator according to claim 6, wherein a cover plate (2) is fixed on the outer wall of the top of the housing (1), six first heat dissipation holes (3) are uniformly distributed on the outer wall of the top of the cover plate (2), and a dust screen (20) is fixedly installed at one end of each first heat dissipation hole (3).

8. The stator structure of the generator of the automobile as claimed in claim 7, wherein the bearing (4) is fixedly installed at the center position of the outer wall of the top of the cover plate (2), and the rotating shaft (5) is fixedly installed at the inner wall of the bearing (4).