CN202178625U

CN202178625U - Motor with plastic housing

Info

Publication number: CN202178625U
Application number: CN2011202814928U
Authority: CN
Inventors: 丁小勇; 韩传文
Original assignee: Zhongshan Broad Ocean Motor Co Ltd
Current assignee: Zhongshan Broad Ocean Motor Co Ltd
Priority date: 2011-08-04
Filing date: 2011-08-04
Publication date: 2012-03-28
Anticipated expiration: 2021-08-04

Abstract

The utility model discloses a motor with a plastic housing, comprising a front end cap (1), a rear end cap (2), a stator assembly (4) equipped with end portion insulators (3), a rotor assembly (5), a rotating shaft (6) and a circuit board (7), wherein a plurality of positioning columns (21) protrude from the bottom of the front end cap (1) or the rear end cap (2), the circuit board (7) is supported by and mounted on the top end face of the positioning columns (21), the two upper and lower end portion insulators (3) are fastened and arranged on the stator assembly (4), a plurality of supporting columns (31) protrude from the outer side of the end portion insulators (3), the supporting columns are provided with grooves (32), the positioning columns (21) are embedded into the grooves (32), and the stator assembly (4) is supported on the front end cap (1) or the rear end cap (2) through the cooperation of the supporting columns (31) and the positioning columns (21). The motor with a plastic housing is simple and compact in structure, and convenient in mounting, and enables the positioning and assembling of the stator to be easy and the production cost to be reduced.

Description

A kind of plastic shell motor

Technical field:

The utility model relates to a kind of plastic shell motor.

Background technology:

At present, plastic packaging motor exists recuperability poor, not environmental protection; Shortcomings such as versatility is not strong, for addressing this problem, plastic shell motor is adopted in exploitation; But plastic shell motor stator module location trouble, end cap need adopt comparatively labyrinth for cooperating the stator module location, causes cost to increase.

Summary of the invention:

The purpose of the utility model provides a kind of plastic shell motor, and it is simple in structure, compact, and is easy for installation, and the assembling of stator location is simple and easy, reduces production costs.

The purpose of the utility model is achieved through following technical proposals.

A kind of plastic shell motor comprises front end housing, rear end cap, stator module, rotor assembly, rotating shaft and the wiring board of overhang insulation is installed, and front end housing and rear end cap are installed together the formation cavity volume; Stator core is nested in the rotor assembly outside and places the cavity volume the inside; Rotor assembly is installed in the rotating shaft, and shaft support is offered on the bearing in the bearing chamber at front end housing and rear end cap, front end housing or the some reference columns of rear end cap bottom protrusion; The wiring board supporting is installed on the top end face of reference column; Two overhang insulation buckling sleeves are contained on the stator module up and down, the some support columns of overhang insulation outside protrusion, and support column is provided with groove; Reference column embeds in the groove, and stator module cooperates with reference column through support column and is bearing on front end housing or the rear end cap.

Above-mentioned described rear end cap top outer is stretched out several lugs, has through hole on the lug, and the front end housing bottom outside is provided with several and the corresponding buckle of lug position, and buckle passes through hole and fastens the lug bottom.

Above-mentioned described reference column end face offers screwed hole, and screw is installed in the screwed hole through wiring board and locks wiring board on reference column.

Above-mentioned described some reference columns are 3, are evenly distributed on the rear end cap, and some support columns also are 3, and the position is corresponding with reference column, is evenly distributed on the overhang insulation.

Above-mentioned described front end housing and rear end cap are that plastics are processed.

Above-mentioned described reference column and rear end cap are integrated injection moldings.

The utility model compared with prior art has following effect: 1) the some reference columns of the utility model front end housing or rear end cap bottom protrusion, and the wiring board supporting is installed on the top end face of reference column; Two overhang insulation buckling sleeves are contained on the stator module up and down, the some support columns of overhang insulation outside protrusion, and support column is provided with groove; Reference column embeds in the groove; Stator module cooperates with reference column through support column and is bearing on front end housing or the rear end cap, and is simple in structure, compact, easy for installation; The assembling of stator location is simple and easy, reduces production costs; 2) the rear end cap top outer is stretched out several lugs, has through hole on the lug, and the front end housing bottom outside is provided with several and the corresponding buckle of lug position, and buckle passes through hole and fastens the lug bottom, and assembly and disassembly is convenient and reliable; 3) front end housing and rear end cap are that plastics are processed, and be with low cost, and recyclable, environmental protection, highly versatile.

Description of drawings:

Fig. 1 is the stereogram of the utility model.

Fig. 2 is the A-A partial enlarged drawing of Fig. 1.

Fig. 3 is the exploded view of the utility model.

Fig. 4 is the structural representation of the utility model.

Fig. 5 is the B-B phantom of Fig. 4.

Fig. 6 is the C-C partial enlarged drawing of Fig. 5.

Fig. 7 is the cutaway view of the utility model.

Fig. 8 is the D-D partial enlarged drawing of Fig. 7.

Embodiment:

Below through specific embodiment and combine accompanying drawing that the utility model is described in further detail.

Like Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and shown in Figure 8; A kind of plastic shell motor comprises front end housing 1, rear end cap 2, stator module 4, rotor assembly 5, rotating shaft 6 and the wiring board 7 of overhang insulation 3 is installed, and front end housing 1 is installed together with rear end cap 2 and forms cavity volume 8; Stator core 4 is nested in rotor assembly 5 outsides and places cavity volume 8 the insides; Rotor assembly 5 is installed in the rotating shaft 6, and rotating shaft 6 is bearing in front end housing 1 and offers on the bearing in the bearing chamber with rear end cap 2, and some reference columns 21 are protruded in front end housing 1 or rear end cap 2 bottoms; Wiring board 7 supportings are installed on the top end face of reference column 21; Two overhang insulation 3 buckling sleeves are contained on the stator module 4 up and down, and some support columns 31 are protruded in overhang insulation 3 outsides, and support column 31 is provided with groove 32; Reference column 21 embeds 32 li of grooves, and stator module 4 cooperates with reference column 21 through support column 31 and is bearing in front end housing 1 perhaps on the rear end cap 2; Rear end cap 2 top outer are stretched out several lugs 23, have through hole 24 on the lug 23, and front end housing 1 bottom outside is provided with several and the corresponding buckle 13 in lug 23 positions, and buckle 13 passes through hole 24 and fastens lug 23 bottoms; Reference column 21 end faces offer screwed hole 22, and screw 9 is installed in 22 li of screwed holes and locks wiring board 7 on reference column 21 through wiring board 7; Some reference columns 21 are 3, are evenly distributed on the rear end cap 2, and some support columns 31 also are 3, and the position is corresponding with reference column 21, are evenly distributed on the overhang insulation 3; Front end housing 1 is that plastics are processed with rear end cap 2; Reference column 21 is integrated injection moldings with rear end cap 2.

Some reference columns 21 are protruded in the utility model front end housing 1 or rear end cap 2 bottoms; Wiring board 7 supportings are installed on the top end face of reference column 21, and two overhang insulation 3 buckling sleeves are contained on the stator module 4 up and down, and some support columns 31 are protruded in overhang insulation 3 outsides; Support column 31 is provided with groove 32; Reference column 21 embeds 32 li of grooves, and stator module 4 cooperates with reference column 21 through support column 31 and is bearing in front end housing 1 perhaps on the rear end cap 2, and it is simple and easy that stator module 4 is located assembly structures; Front end housing 1, rear end cap 2 are simple in structure, reduce than traditional plastic shell motor end cap cost.

Claims

1. plastic shell motor; Comprise front end housing (1), rear end cap (2), stator module (4), rotor assembly (5), rotating shaft (6) and the wiring board (7) of overhang insulation (3) are installed; Front end housing (1) and rear end cap (2) are installed together and form cavity volume (8), and stator core (4) is nested in rotor assembly (5) outside and places cavity volume (8) the inside, and rotor assembly (5) is installed in the rotating shaft (6); Rotating shaft (6) is bearing in front end housing (1) and rear end cap (2) is offered on the bearing in the bearing chamber; It is characterized in that: front end housing (1) or rear end cap (2) bottom protrusion some reference columns (21), wiring board (7) supporting is installed on the top end face of reference column (21), and two overhang insulations (3) buckling sleeve is contained on the stator module (4) up and down; Overhang insulation (3) outside protrusion some support columns (31); Support column (31) is provided with groove (32), and reference column (21) embeds groove (32) lining, and stator module (4) cooperates with reference column (21) through support column (31) and is bearing on front end housing (1) or the rear end cap (2).

2. a kind of plastic shell motor according to claim 1; It is characterized in that: rear end cap (2) top outer is stretched out several lugs (23); Have through hole (24) on the lug (23); Front end housing (1) bottom outside is provided with several and the corresponding buckle in lug (23) position (13), and buckle (13) passes through hole (24) and fastens lug (23) bottom.

3. a kind of plastic shell motor according to claim 1 is characterized in that: reference column (21) end face offers screwed hole (22), and screw (9) is installed in screwed hole (22) lining and locks wiring board (7) on reference column (21) through wiring board (7).

4. according to claim 1 or 3 described a kind of plastic shell motors, it is characterized in that: some reference columns (21) are 3, are evenly distributed on the rear end cap (2), and some support columns (31) also are 3, and the position is corresponding with reference column (21), is evenly distributed on the overhang insulation (3).

5. a kind of plastic shell motor according to claim 1 is characterized in that: front end housing (1) and rear end cap (2) are that plastics are processed.

6. a kind of plastic shell motor according to claim 4 is characterized in that: reference column (21) and rear end cap (2) are integrated injection moldings.