CN103516101A

CN103516101A - Plastic package motor

Info

Publication number: CN103516101A
Application number: CN201310493318.3A
Authority: CN
Inventors: 李应成; 王凤; 姚瑶; 张善儿
Original assignee: Zhongshan Broad Ocean Motor Co Ltd
Current assignee: Zhongshan Broad Ocean Motor Co Ltd
Priority date: 2013-10-18
Filing date: 2013-10-18
Publication date: 2014-01-15
Also published as: CN203607967U

Abstract

The invention discloses a plastic package motor which comprises a rotating shaft, rotor components, plastic package stators and end covers, wherein the rotor components are arranged on the rotating shaft; the plastic package stators comprise stator cores, end part insulators, coil windings and plastic package shells; cavities are arranged in the middle of the plastic package shell; the rotor components are mounted inside the cavities in a sleeving manner; the end part insulators are mounted at the end parts of the stator cores; the coil windings are mounted on the end part insulators in a wounding manner; a plurality of mounting bolts are arranged on the end covers; the end covers are mounted on the end part insulators in a supporting manner; the plastic package shells are wrapped outside the stator cores, the end part insulators, the coil windings and the end covers and enable the tail parts of the mounting bolts to extent outside the plastic package shells; and the rotating shaft is supported on the bearings of two end covers. The plastic package motor is simple in structure, convenient to mount, solid and reliable and uneasy to loose.

Description

A kind of plastic packaging motor

Technical field:

The present invention relates to a kind of plastic packaging motor.

Background technology:

Plastic packaging motor is to adopt plastic package technology by the stator core of motor, coil windings etc. are carried out overall package with engineering plastics, can cancel some complicated production technologies of traditional motor stator insulated treatment process and common electric machine, this plastic packaging motor has been obtained application widely on household electrical appliance and blower fan, and traditional plastic packaging motor comprises plastic packaging stator and rotor assembly, rotor assembly is arranged on plastic packaging stator the inside, plastic packaging stator outside is smooth curved surface, on this motor equipment mounted externally, bother, cannot meet the mode that screw is installed, and easily get loose after installing, reliability is low.

Summary of the invention:

The object of this invention is to provide a kind of plastic packaging motor, this electric machine structure is simple, easy for installation, solid and reliable, be difficult for getting loose.

The object of the invention is to be achieved by following technical proposals.

A kind of plastic packaging motor, comprise rotating shaft, rotor assembly, plastic packaging stator and end cap, rotor assembly is arranged in rotating shaft, plastic packaging stator comprises stator core, overhang insulation, coil windings and plastic packaging shell, cavity is set in the middle of plastic packaging shell, the nested cavity the inside that is arranged on of rotor assembly, overhang insulation is arranged on the end of stator core, coil windings is reeled and is arranged on overhang insulation, on end cap, be provided with some mounting screws, end cap supporting is arranged on overhang insulation, plastic packaging shell is wrapped in stator core, overhang insulation, the outside of coil windings and end cap also makes the afterbody of mounting screw stretch out plastic packaging enclosure, shaft support is on the bearing of two end cap.

On the end face of overhang insulation described above, stretch out some boss, be provided with draw-in groove on boss, stretch out some fixture blocks on end cap, end cap is arranged on overhang insulation, and fixture block is embedded in draw-in groove the inside.

On fixture block described above, offer through hole, part plastic packaging shell passes from through hole.

The shape of cross section of boss described above is U-shaped.

End cap described above is metal end, and end cap and fixture block are that punching press is integrated.

End cap described above comprises front end housing and rear end cap, and mounting screw is arranged on rear end cap.

The present invention compared with prior art, there is following effect: 1) rotor assembly is arranged in rotating shaft, plastic packaging stator comprises stator core, overhang insulation, coil windings and plastic packaging shell, cavity is set in the middle of plastic packaging shell, the nested cavity the inside that is arranged on of rotor assembly, overhang insulation is arranged on the end of stator core, coil windings is reeled and is arranged on overhang insulation, on end cap, be provided with some mounting screws, end cap supporting is arranged on overhang insulation, plastic packaging shell is wrapped in stator core, overhang insulation, the outside of coil windings and end cap also makes the afterbody of mounting screw stretch out plastic packaging enclosure, shaft support is on the bearing of two end cap, this is simple in structure, easy for installation, solid and reliable, be difficult for getting loose, 2) on the end face of overhang insulation, stretch out some boss, on boss, be provided with draw-in groove, stretch out some fixture blocks on end cap, end cap is arranged on overhang insulation, fixture block is embedded in draw-in groove the inside, and this is simple in structure, the location and installation between end cap and overhang insulation is convenient, firmly, 3) on fixture block, offer through hole, part plastic packaging shell passes from through hole, effectively strengthens the adhesion between end cap and plastic packaging shell, makes end cap be difficult for coming off from plastic packaging shell, and reliability is high, 4) shape of cross section of boss is U-shaped, and this is simple in structure, can strengthen the bonding strength between boss and fixture block, 5) end cap is metal end, and end cap and fixture block are that punching press is integrated, and production technology is simple, be convenient to batch production, and utilization rate of raw materials is high, can reduce production costs, 6) end cap comprises front end housing and rear end cap, and mounting screw is arranged on rear end cap, facilitates the installation of plastic packaging motor.

Accompanying drawing explanation:

Fig. 1 is the stereogram of plastic packaging motor of the present invention;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is the A-A cutaway view in Fig. 2;

Fig. 4 is the stereogram of overhang insulation of the present invention;

Fig. 5 is the stereogram of end cap of the present invention.

Embodiment:

Below by specific embodiment, also the present invention is described in further detail by reference to the accompanying drawings.

As shown in Figures 1 to 5, the present invention is a kind of plastic packaging motor, comprise rotating shaft 1, rotor assembly 2, plastic packaging stator 3 and end cap 4, rotor assembly 2 is arranged in rotating shaft 1, plastic packaging stator 3 comprises stator core 31, overhang insulation 32, coil windings 33 and plastic packaging shell 34, cavity 340 is set in the middle of plastic packaging shell 34, nested cavity 340 the insides that are arranged on of rotor assembly 2, overhang insulation 32 is arranged on stator core 31 end, coil windings 33 is reeled and is arranged on overhang insulation 32, on end cap 4, be provided with some mounting screws 5, end cap 4 supportings are arranged on overhang insulation 32, plastic packaging shell 34 is wrapped in stator core 31, overhang insulation 32, the outside of coil windings 33 and end cap 4 also makes the afterbody of mounting screw 5 stretch out plastic packaging shell 34 outsides, rotating shaft 1 is bearing on the bearing 41 of two end cap 4.

On the end face of overhang insulation 32, stretch out some boss 321, be provided with draw-in groove 3210 on boss 321, stretch out some fixture blocks 42 on end cap 4, end cap 4 is arranged on overhang insulation 32, and fixture block 42 is embedded in draw-in groove 3210 the insides.

On fixture block 42, offer through hole 420, part plastic packaging shell 34 passes from through hole 420.

The shape of cross section of boss 321 is U-shaped.

End cap 4 is metal ends, and end cap 4 and fixture block 42 are that punching press is integrated.

End cap 4 comprises front end housing 43 and rear end cap 44, and mounting screw 5 is arranged on rear end cap 44.

Principle of the present invention is: by be provided with some mounting screws 5 on end cap 4, end cap 4 supportings are arranged on overhang insulation 32, plastic packaging shell 34 is wrapped in the outside of stator core 31, overhang insulation 32, coil windings 33 and end cap 4 and makes the afterbody of mounting screw 5 stretch out plastic packaging shell 34 outsides, and this is simple for structure, easy to install, solid and reliable, be difficult for getting loose.

Claims

1. a plastic packaging motor, comprise rotating shaft (1), rotor assembly (2), plastic packaging stator (3) and end cap (4), rotor assembly (2) is arranged in rotating shaft (1), plastic packaging stator (3) comprises stator core (31), overhang insulation (32), coil windings (33) and plastic packaging shell (34), cavity (340) is set in the middle of plastic packaging shell (34), nested cavity (340) the inside that is arranged on of rotor assembly (2), overhang insulation (32) is arranged on the end of stator core (31), coil windings (33) is reeled and is arranged on overhang insulation (32), it is characterized in that: on end cap (4), be provided with some mounting screws (5), end cap (4) supporting is arranged on overhang insulation (32), plastic packaging shell (34) is wrapped in stator core (31), overhang insulation (32), the outside of coil windings (33) and end cap (4) also makes the afterbody of mounting screw (5) stretch out plastic packaging shell (34) outside, rotating shaft (1) is bearing on the bearing (41) of two end cap (4).

2. a kind of plastic packaging motor according to claim 1, it is characterized in that: on the end face of overhang insulation (32), stretch out some boss (321), on boss (321), be provided with draw-in groove (3210), on end cap (4), stretch out some fixture blocks (42), it is upper that end cap (4) is arranged on overhang insulation (32), and fixture block (42) is embedded in draw-in groove (3210) the inside.

3. a kind of plastic packaging motor according to claim 2, is characterized in that: on fixture block (42), offer through hole (420), part plastic packaging shell (34) passes from through hole (420).

4. according to a kind of plastic packaging motor described in claim 2 or 3, it is characterized in that: the shape of cross section of described boss (321) is U-shaped.

5. according to a kind of plastic packaging motor described in claim 2 or 3, it is characterized in that: described end cap (4) is metal end, end cap (4) and fixture block (42) are that punching press is integrated.

6. a kind of plastic packaging motor according to claim 1 and 2, is characterized in that: described end cap (4) comprises front end housing (43) and rear end cap (44), and mounting screw (5) is arranged on rear end cap (44).