CN209896799U

CN209896799U - Block type motor

Info

Publication number: CN209896799U
Application number: CN201920833901.7U
Authority: CN
Inventors: 倪祖根
Original assignee: SUZHOU KINGCLEAN ELECTRIC CO Ltd
Current assignee: Jiangsu Kingclean Intelligent Appliance Co Ltd
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-01-03
Anticipated expiration: 2029-06-04

Abstract

The utility model discloses a piece together formula motor, it includes stator (2) and control drive circuit, stator (2) are formed by polylith stator piece (1) amalgamation, around being equipped with stator winding (12) on stator piece (1), piece together formula motor still include with wiring board (3) that stator (2) link to each other, wiring board (3) electric connection be in stator winding (12) with between the control drive circuit. The utility model discloses a set up the wiring board of connecting between external control drive circuit and stator winding for stator winding and external control drive circuit can reliably link to each other, and make the stator structural stability reinforcing of piece together formula motor.

Description

Block type motor

Technical Field

The utility model relates to a motor, in particular to piece together formula motor.

Background

The block type motor is a motor which divides an integral motor stator into a plurality of stator blocks according to the number of stator slots and then combines the stator blocks into a whole circular structure. The motor has the advantages that the full rate of the coil is higher than that of the integral motor due to the fact that the coils are wound on the stator silicon steel sheets, and the end portions of the coils are shorter than that of the integral motor, so that the motor has great benefits on the electromagnetic performance.

The existing connection mode of the brushless motor body with the integral motor stator and the control drive circuit is attached to an insulating sheet, and the connection mode depends on the structures of the insulating sheet and a stator core, so that the structures of the motor body and the external control drive circuit are limited. For a block type motor, the structure of a stator is changed, so that the original connection mode cannot be applied, and the block type motor needs to more effectively connect a stator winding with an external control driving circuit; in addition, because the stator of the block type motor is formed by splicing a plurality of stator blocks, the stability of the stator structure is poor, and the phenomenon of falling and scattering of blocks is easy to occur in the process of carrying.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to the above-mentioned defect among the prior art, provide a piece together formula motor, its stator winding can reliably be connected with external control drive circuit.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme: the utility model provides a piece together block formula motor, its includes stator and control drive circuit, the stator is formed by polylith stator piece amalgamation, the last winding of stator piece is equipped with stator winding, piece together block formula motor still include with the wiring board that the stator links to each other, wiring board electric connection stator winding with between the control drive circuit.

Furthermore, the utility model discloses still provide following subsidiary technical scheme:

the stator winding comprises a lead terminal, and a connecting sheet corresponding to the lead terminal is arranged on the wiring board.

The connecting piece is provided with an accommodating groove, and the lead end is accommodated in the accommodating groove.

A guide opening is formed in the stator block, and a lead end of the stator winding penetrates out of the guide opening.

The lead terminals are soldered to the connection pads.

The terminal plate is snap-fit connected to the stator.

The wiring board is connected with each stator block in a buckling mode.

At least one clamping groove is formed in the upper surface of the stator block, and the wiring board is provided with a buckle clamped in the corresponding clamping groove.

The buckle comprises a downward extending part and a hook part protruding out of the side face of the extending part, and the hook part is hooked with the clamping groove.

The wiring board further comprises a contact pin electrically connected with the connecting sheet, and the contact pin is connected with the control driving circuit.

Compared with the prior art, the utility model has the advantages of:

1. the stator winding and the external control driving circuit can be reliably connected by arranging the wiring board connected between the external control driving circuit and the stator winding;

2. the wiring board in the utility model is provided with the connecting sheets connected with the lead terminals, thereby ensuring the reliable connection of the stator winding and the control drive circuit;

3. the utility model discloses a piece together formula motor includes wiring board and the stator that mutual buckle is connected, and after the stator links to each other with the wiring board, its structure is more firm, can not appear the phenomenon that drops loose piece in handling.

Drawings

Fig. 1 is a schematic structural diagram of the stator of the present invention after being connected to a wiring board.

Fig. 2 is a schematic structural diagram of the stator of the present invention.

Fig. 3 is a schematic structural diagram of the wiring board of the present invention.

Fig. 4 is a schematic structural diagram of the middle stator block of the present invention.

Reference numerals: a stator block 1; a stator winding 12; a guide port 13; a lead terminal 14; an upper surface 110; a card slot 111; a stator 2; a wiring board 3; a body 30; a connecting piece 31; a buckle 32; an extension 320; a hook portion 321; a housing groove 33; and a pin 34.

Detailed Description

The following non-limiting detailed description of the present invention is provided in connection with the preferred embodiments and accompanying drawings.

As shown in fig. 1, a block type motor corresponding to a preferred embodiment of the present application includes a stator 2 formed by assembling a plurality of stator blocks 1 and a terminal plate 3 connected to the stator 2.

As shown in fig. 2, stator block 1 is wound with stator winding 12. A guide opening 13 is formed in the stator block 1, and the stator winding 12 includes a lead terminal 14 extending out from the guide opening 13.

The wiring board 3 is connected to an external control driving circuit (not shown), and as shown in fig. 3, includes a substantially annular body 30, a plurality of connecting pieces 31 connected to the body 30, pins 34 provided on the body 30, and a plurality of hooks 32 extending downward from the body 30.

The connecting piece 31 is electrically connected with a pin 34, and the pin 34 is connected with an external control driving circuit.

The connecting piece 31 is made of metal material, preferably copper sheet, and is bent to form a U-shaped containing groove 33, the position of the containing groove 33 corresponds to the position of each lead terminal 14, after the lead terminal 14 is inserted into the containing groove 33, the opening of the connecting piece 31 is clamped to enable the connecting piece 31 to tightly hold the lead terminal 14, and then the connecting piece 31 and the lead terminal 14 are fixedly connected and conducted through resistance welding or soldering and the like, so that the winding wiring and the control driving circuit are reliably connected.

The buckle 32 includes an extension 320 extending downward and a hook 321 protruding from an outer side of the extension 320. A slot 111 (see fig. 4) is formed on an upper surface 110 of stator piece 1, and clip 32 extends into slot 111 and is connected to the same.

Each stator piece 1 is provided with at least one slot 111, and the number and positions of the clips 32 on the terminal plate 3 correspond to the slots 111. The number of stator pieces 1 may be multiple, in this embodiment, it is preferable that the number of stator pieces 1 is 6, each stator piece 1 is provided with one slot 111, and the number of corresponding fasteners 32 is also 6.

After a plurality of stator pieces 1 are spliced into a circle, the buckle 32 on the wiring board 3 is clamped into the clamping groove 111 of each stator piece 1, so that the six stator pieces 1 can be connected more stably, and the phenomenon of falling off in the carrying process can be avoided.

The utility model discloses the piece together formula motor of above-mentioned embodiment possesses following advantage at least:

It should be noted that the above-mentioned preferred embodiments are only for illustrating the technical concepts and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, and the protection scope of the present invention cannot be limited thereby. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a piece together block formula motor, its includes stator (2) and control drive circuit, stator (2) are formed by polylith stator block (1) amalgamation, stator winding (12), its characterized in that are equipped with on stator block (1): the block type motor further comprises a wiring board (3) connected with the stator (2), and the wiring board (3) is electrically connected between the stator winding (12) and the control driving circuit.

2. The modular motor of claim 1, wherein: the stator winding (12) comprises a lead terminal (14), and a connecting piece (31) corresponding to the lead terminal (14) is arranged on the wiring board (3).

3. The modular motor of claim 2, wherein: the connecting piece (31) is provided with an accommodating groove (33), and the lead end (14) is accommodated in the accommodating groove (33).

4. A segmented electric machine according to claim 2 or 3, characterized in that: a guide opening (13) is formed in the stator block (1), and a lead end (14) of the stator winding (12) penetrates out of the guide opening (13).

5. A segmented electric machine according to claim 2 or 3, characterized in that: the lead end (14) is welded to the connecting sheet (31).

6. A segmented electric machine according to any of claims 1-3, characterized in that: the terminal plate (3) is connected to the stator (2) in a snap-fit manner.

7. The modular motor of claim 6, wherein: the wiring board (3) is connected with each stator block (1) in a buckling mode.

8. The modular motor of claim 6, wherein: at least one clamping groove (111) is formed in the upper surface (110) of the stator block (1), and the wiring board (3) is provided with a buckle (32) clamped in the corresponding clamping groove (111).

9. The modular motor of claim 8, wherein: the buckle (32) comprises a downward extending part (320) and a hook part (321) protruding out of the side surface of the extending part (320), and the hook part (321) is hooked with the clamping groove (111).

10. A segmented electric machine according to claim 2 or 3, characterized in that: the wiring board (3) further comprises a pin (34) electrically connected with the connecting sheet (31), and the pin (34) is connected with the control driving circuit.