CN212114912U - Motor stator assembly and block direct current motor - Google Patents

Abstract

The utility model discloses a motor stator assembly and piecemeal direct current motor, wherein, connect annular piecemeal stator, each including a plurality of piecemeal stators of connecting, the piecemeal stator includes stator core and sets up the bobbin on stator core, around there being the coil on the bobbin, the bobbin top is equipped with the thimble, and is a plurality of pass through on the piecemeal stator thimble welded fastening has a biplate, the biplate is including the motor drive district that is used for the driving motor action and the motor wiring district that is used for the wiring, the biplate bottom surface with the bobbin is close to the setting mutually, just on the motor wiring district of biplate through set up the electric wire with piecemeal stator interconnect, through such mode, simple to operate has simplified production technology, has saved manufacturing cost simultaneously, and user experience feels splendid.

Description

Motor stator assembly and block direct current motor

Technical Field

The utility model relates to an inner rotor direct current motor technical field especially relates to a motor stator assembly and contain piecemeal direct current motor of this motor stator assembly.

Background

At present, an inner rotor direct current motor is in an internally wound type, a bar type and a block type structure in the current structure, and the winding efficiency of the block type structure is high. The sectional type structure needs two PCB boards at present, one is the motor wiring board that connects each piece winding, and the other one is the motor drive board, but, two boards are with high costs, and processing technology is complicated, and two boards are all placed inside the motor simultaneously, and the installation is difficult to the space of motor is also not enough, and whatever condition ultra-thin motor, its space is more not enough.

Therefore, it is necessary to develop a solution.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor stator assembly and piecemeal direct current motor aims at solving one of the technical problem that exists among the background art at least.

In order to achieve the above purpose, the technical scheme of the utility model has:

the utility model provides a motor stator assembly, includes a plurality of piecemeal stators of connecting the annular, each piecemeal stator includes stator core and sets up the bobbin on stator core, around having the coil on the bobbin, the bobbin top is equipped with the thimble, and is a plurality of pass through on the piecemeal stator thimble welded fastening has a double-sided board, the double-sided board is including the motor drive district that is used for the driving motor action and the motor wiring district that is used for the wiring, the double-sided board bottom surface with the bobbin is close to the setting mutually, just on the motor wiring district of double-sided board through set up the electric wire with piecemeal stator interconnect.

Furthermore, a plurality of welding through holes used for being sleeved on the ejector pins are further formed in the double-sided board, the welding through holes are close to the edge of the double-sided board, the double-sided board is sleeved on the plurality of block stators through the matching of the welding through holes and the ejector pins, and then the double-sided board is welded and fixed on the plurality of block stators through welding.

Further, the bobbin comprises an upper frame and a lower frame which are sleeved on the stator core, the top end of the upper frame is provided with the ejector pins, and the number of the ejector pins is two.

Further, two adjacent segmented stators are connected and fixed with each other in a welding mode.

Furthermore, the upper frame and the thimble are integrally formed.

Further, the block stator is provided with an even number.

Further, the block stator is provided with 12.

The utility model discloses still provide a piecemeal direct current motor, include as above motor stator assembly.

The utility model discloses a motor stator assembly and piecemeal direct current motor, its beneficial effect is: adopt the fine form that sets up two boards in replacing traditional motor of double sided board, make one possess wiring and drive function simultaneously on the board, very big saving the inside space that is used for installing the circuit board of motor, simple to operate has simplified production technology moreover, has saved manufacturing cost simultaneously, and user experience feels splendid.

Drawings

FIG. 1 is a block stator structure view;

FIG. 2 is a diagram of a double panel structure;

fig. 3 is a view showing a structure of a stator assembly.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Example one

Referring to fig. 1-3, a motor stator assembly, includes a plurality of connected annular piecemeal stators 1, each piecemeal stator 1 includes stator core and the bobbin 2 of setting on stator core, the coil has been around on the bobbin 2, 2 tops of bobbin are equipped with thimble 3, and is a plurality of it has a double-sided board 4 to go up to piecemeal stator through thimble welded fastening, double-sided board 4 is including being used for the motor drive district of driving motor action and the motor wiring district that is used for the wiring, double-sided board 4 bottom surface with the bobbin 2 is close to the setting mutually, and on the motor wiring district of double-sided board 4 through set up the electric wire with piecemeal stator 1 interconnect.

Preferably, the motor driving area and the motor wiring area can be both arranged on the same surface of the double-sided board, and can also be arranged on the front surface and the back surface of the double-sided board respectively, and the motor driving area and the motor wiring area need to be determined according to actual use requirements. The arrangement mode greatly optimizes the arrangement mode of the circuit board in the motor, replaces the traditional mode that two boards are separately arranged, is convenient to install, simplifies the production process, and effectively reduces the cost.

The motor driving area is provided with a driving unit for driving the motor to act, and after the power supply is switched on, the motor is driven to rotate under the action of the driving unit; the motor wiring area has the following functions: in this region, each of the windings formed by the segmented stators 1 is connected to each other by electric wires.

It should be noted that the arrangement of the double-sided board 4 well replaces the arrangement form of the motor wiring board and the motor driving board in the traditional process, the former combines the latter with the former to form a whole, the space for installing the circuit board in the motor is saved, meanwhile, the installation is simple, the processing process is simplified, in addition, the production cost is reduced, and the user experience feeling is excellent.

Further, two adjacent segmented stators 1 are connected and fixed with each other in a welding mode.

Further, the block stator 1 is provided with an even number, and in the present embodiment, the block stator 1 is provided with 12 according to the actual production requirement.

Preferably, in order to enable welding between a double-sided board 4 and a plurality of ejector pins 3 on the segmented stators 1 to be smoother, a plurality of welding through holes 41 for sleeving the ejector pins 3 are further arranged on the double-sided board 4, the welding through holes 41 are arranged near the edges of the double-sided board 4, the double-sided board 4 is sleeved on the segmented stators 1 through matching of the welding through holes 41 and the ejector pins 3, and then the double-sided board 4 is welded and fixed on the segmented stators 1 through welding.

The bobbin 2 comprises an upper frame 21 and a lower frame 22 which are sleeved on the stator core, the top end of the upper frame 21 is provided with the ejector pin 3, and the number of the ejector pins 3 is two.

Further, the upper frame 21 and the thimble 3 are integrally formed. The integrated structure has good mechanical property, and effectively ensures the connection strength between the upper frame 21 and the thimble 3.

Example two

The utility model discloses still provide a piecemeal direct current motor, include as above motor stator assembly, the concrete structure of this motor stator assembly refers to aforementioned embodiment, because this food material reason machine has adopted the whole technical scheme of aforementioned all embodiments, consequently has all beneficial effects that the technical scheme of aforementioned embodiment brought at least, no longer gives unnecessary detail here one by one.

The utility model discloses a motor stator assembly and piecemeal direct current motor, its beneficial effect is: adopt the fine form that sets up two boards in replacing traditional motor of double sided board, make one possess wiring and drive function simultaneously on the board, very big saving the inside space that is used for installing the pcb circuit board of motor, simple to operate has simplified production technology, has saved manufacturing cost simultaneously, and user experience feels splendid.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims (8)

1. The utility model provides a motor stator assembly, includes a plurality of piecemeal stators of being connected the circularity, each piecemeal stator includes stator core and sets up the bobbin on stator core, around having the coil on the bobbin, its characterized in that, the bobbin top is equipped with the thimble, and is a plurality of pass through on the piecemeal stator a thimble welded fastening has a biplate, the biplate is including the motor drive district that is used for driving motor action and the motor wiring district that is used for the wiring, the biplate bottom surface with the bobbin is close to the setting mutually, just on the motor wiring district of biplate through set up the electric wire with piecemeal stator interconnect.

2. The stator assembly according to claim 1, wherein a plurality of welding through holes are formed in the double-sided board for fitting over the pins, the welding through holes are disposed near an edge of the double-sided board, the double-sided board fits over the plurality of segmented stators through cooperation of the welding through holes and the pins, and then the double-sided board is welded and fixed to the plurality of segmented stators.

3. The stator assembly of claim 1 wherein said bobbin comprises an upper frame and a lower frame sleeved on said stator core, said upper frame having said two ejector pins disposed at a top end thereof.

4. The stator assembly of the motor as claimed in claim 1, wherein two adjacent segmented stators are connected and fixed to each other by welding.

5. The electric machine stator assembly of claim 3, wherein the upper frame and the ejector pin are integrally formed therebetween.

6. The electric machine stator assembly as recited in claim 1, wherein an even number of the segmented stators are provided.

7. The electric machine stator assembly of claim 6, wherein there are 12 segmented stators.

8. A segmented dc motor comprising a motor stator assembly according to any one of claims 1 to 7.

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