CN216016577U - Insulating framework for direct-current brushless motor and motor with insulating framework - Google Patents

Abstract

The utility model discloses an insulating skeleton and possess this insulating skeleton's motor for DC brushless motor, including the skeleton, 12 evenly distributed's of the inboard fixed connection of skeleton winder, and be equipped with the looks line mouth of impressing and the tail line mouth of impressing on the skeleton, fixedly connected with wire winding group on the winder, this skeleton wiring adopts principle nearby, the production technology of being convenient for has reduced the length of winding bridgewire simultaneously to the electrical property interference problem that brings because of the bridgewire is alternately reduced.

Description

Insulating framework for direct-current brushless motor and motor with insulating framework

Technical Field

The utility model relates to a motor skeleton technical field specifically is an insulating skeleton and possess this insulating skeleton's motor for DC brushless motor.

Background

The motor coil comprises an insulating framework, an iron core and a winding. The winding is wound on the insulating framework, and the insulating framework plays a role in insulating and supporting the winding. The insulating skeleton of current motor forms for directly moulding plastics basically, brings many inconveniences to the later stage wire winding, influences the efficiency that the maintenance was dismantled in later stage simultaneously, and it is unreasonable to use and overlap the line in winding group's winding bridgewire moreover, causes the electrical property interference problem that brings because of the bridgewire is alternately easily, and the above-mentioned problem is solved to the motor that has this insulating skeleton of waiting for a direct current brushless motor now.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an insulating skeleton and possess this insulating skeleton's motor for DC brushless motor to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides a brushless motor of direct current uses insulating skeleton, includes the skeleton, 12 evenly distributed's of inboard fixed connection of skeleton wiring board, and be equipped with the looks line mouth of impressing and the tail line mouth of impressing on the skeleton, fixedly connected with wire winding group on the wiring board.

Preferably, the press-in phase line port and the press-in tail line port are distributed at an angle of 90 degrees.

Preferably, the skeleton has a circular outer side and a dodecagonal inner side.

Preferably, the front end of the winding board is fixedly connected with a baffle, the baffle is of a trapezoidal structure which is sunken towards the framework, the sunken surface is in an arc shape, the connection part of the upper edge of the trapezoid and the two side edges is in arc transition, and the arc surface angle of the baffle is 20-25 degrees.

Preferably, three identical guide blades are arranged in the press-in phase line port, a round hole is formed in the center of each guide blade, protrusions are arranged in the press-in phase line port and close to the inner side direction of the framework, the protrusions are rectangular, and grooves are formed among the protrusions at intervals.

Preferably, three identical line clamp openings are arranged in the pressing-in tail line opening, the rear end of each line clamp opening is fixedly connected with the outlet, the inner side of the outlet is a semicircle, and the arc is downward.

As preferred, an insulating skeleton and possess this insulating skeleton's motor for DC brushless motor, the inboard fixed connection rotor of skeleton, rotor fixed connection pivot, pivot front end fixed connection thread circle, and the parcel has the round stator in the pivot, the thread circle rear side is equipped with the same rotor, stator fixed connection is in the pivot between two the same rotors, and stator rear side fixed connection motor rear end housing, stator front end fixed connection visor, the equal fixed connection integral type mounting bracket of motor rear end housing and visor, integral type mounting bracket front end fixed connection motor front end housing.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the insulation framework for the direct-current brushless motor and the motor with the insulation framework have the advantages that the phase line ports and the tail line ports which are pressed in are distributed at 90 degrees, the winding wiring adopts the principle of being nearby, the production process is convenient, the length of a winding bridge line is reduced, and the problem of electrical performance interference caused by bridge line crossing is solved.

2. This insulating skeleton for DC brushless motor and possess the motor outside of this insulating skeleton and be circular, the inboard is dodecagon, and the circular installation and the operation that makes things convenient for the motor in the outside, inboard dodecagon atress are many and even, make its structure more stable, and all be equipped with the winder on the dodecagon for the distribution of winding group is more reasonable, can not seem randomly arranged because the circuit is too many, makes the structure more reasonable when pleasing to the eye.

3. The insulating framework for the direct-current brushless motor and the motor with the insulating framework are provided with the baffles with the angle of 20-25 degrees, twelve baffles are arranged on twelve winding boards, the baffles are just combined to form a circle, the set 20-25 degrees can provide a space for each winding board to be sleeved with a winding group, maintenance is convenient, and the stability and firmness of the baffles and the winding boards in the angle interval are the best.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic diagram of the position relationship between the press-in phase line port and the press-in tail line port of the present invention;

fig. 3 is a schematic structural view of the pressed-in phase line port and the pressed-in tail line port of the present invention;

fig. 4 is a schematic view of the internal structure of the motor of the present invention;

fig. 5 is a schematic view of the overall structure of the motor of the present invention;

skeleton 1, bobbin 2, looks line mouth 3 of impressing, tail line mouth 4 of impressing, winding group 5, baffle 6, blade 7, round hole 8, arch 9, recess 10, circuit clamp mouth 11, export 12, rotor 13, pivot 14, whorl circle 15, stator 16, motor rear end cap 17, visor 18, integral type mounting bracket 19, motor front end cap 20

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): referring to the schematic illustrations of figures 1-5,

an insulation framework for a direct current brushless motor comprises a framework 1, wherein 12 winding boards 2 which are uniformly distributed are fixedly connected to the inner side of the framework 1, a pressed-in phase wire port 3 and a pressed-in tail wire port 4 are arranged on the framework 1, and a winding group 5 is fixedly connected to each winding board 2;

the pressed phase wire port 3 and the pressed tail wire port 4 are distributed at a 90-degree distance, phase wires and tail wires are separately placed, the winding wiring adopts the principle of being close to each other, the production process is more conveniently applied, the length of a winding bridge wire is reduced, and the problem of electrical performance interference caused by bridge wire crossing is solved;

the shape of the framework 1 is that the outer side is circular, the inner side is dodecagonal, the structure is stable, the stress is uniform, under the condition that the operation of the motor is not influenced, the maximum bearing and compression resistance are realized, and the service life of the framework 1 is prolonged;

the front end of the winding board 2 is fixedly connected with a baffle 6, the baffle 6 is of a trapezoidal structure which is sunken towards the framework 1, the sunken surface is in an arc shape, the connecting part of the upper edge of the trapezoid and the two side edges is in arc transition, and the cambered surface angle of the baffle 6 is 20-25 degrees, the baffle 6 can prevent the falling off of the winding group, the designed shape is in arc transition, the service life of a winding bridge wire in the winding group 5 cannot be damaged due to the operation of the motor, the potential safety hazard caused by scratching of hands of workers in overhauling can be avoided, the arc angle interval of the baffle plates 6 is set to be between 20 and 25 degrees, thus the angle formed by the 12 baffle plates 6 is exactly a circle, a certain gap is reserved between the baffles 6, so that the winding set 5 is convenient to mount, and the angle of 20-25 degrees is the firmest combination angle of the winding plate 2 and the baffles 6, so that the structure is more stable;

the three same guide blades 7 are arranged in the pressed-in phase line port 3, a round hole 8 is formed in the center of each guide blade 7, protrusions 9 are arranged in the pressed-in phase line port 3 and are close to the inner side direction of the framework 1, the protrusions 9 are rectangular, grooves 10 are formed among the protrusions 9 at intervals, the round holes 8 are used for better installation of phase lines, cost is saved, the appearance is attractive, the areas of the protrusions 9 and the grooves 10 are increased, the heat dissipation effect of the protrusions is better, the heat resistance of the circuit of the whole framework 1 is better, and the overload condition of the circuit caused by overhigh temperature can be avoided;

the three same line clamp ports 11 are arranged in the pressed tail line port 4, the rear end of each line clamp port is fixedly connected with an outlet 12, the inner side of each outlet 12 is a semicircle with a downward arc, the line clamp ports 11 are arranged to better and more reasonably place tail lines in the pressed tail line port 4, and the shape of each outlet 12 is arranged to enable the outlet capacity of the tail lines to be larger, so that the tail lines can be distributed attractively, the utilization rate of lines is improved, and the problem of electrical performance interference caused by bridge line intersection is solved;

the utility model provides a DC brushless motor is with insulating skeleton and possess this insulating skeleton's motor, 1 inboard fixed connection rotor 13 of skeleton, rotor 13 fixed connection pivot 14, 14 front end fixed connection screw rings 15 of pivot, and the parcel has a round stator 16 in the pivot 14, 15 rear sides of screw rings are equipped with the same rotor 13, 16 fixed connection of stator is on two pivot 14 between the same rotor 13, and 16 rear side fixed connection motor rear end housing 17 of stator, 16 front end fixed connection visor 18 of stator, motor rear end housing 17 and the equal fixed connection integral type mounting bracket 19 of visor 18, 19 front end fixed connection motor front end housing 20 of integral type mounting bracket.

The working principle is as follows: install winding group 5 on winding board 2, 2 millet of winding board are newly connected on skeleton 1, be equipped with the looks line mouth of impressing 3 and the tail line mouth of impressing 4 on the skeleton 1, the looks line mouth of impressing 3 and the tail line mouth of impressing 4 are 90 degrees distributions apart from the angle, the looks line mouth of impressing 3 is used for impressing respectively the phase line of motor winding group 5, tail line mouth of impressing 4 is used for impressing the tail line of winding group 5, make its formation switch on, after the winding group 5 of impressing, 5 wiring adoption of winding group adopts the principle nearby, the production technology of being convenient for, the length of winding bridgewire has been reduced simultaneously, and the electrical property interference problem because of the bridgewire is alternately brought has been reduced.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. The utility model provides an insulating skeleton for DC brushless motor, its characterized in that, includes skeleton (1), 12 evenly distributed's of inboard fixed connection wire winding board (2) of skeleton (1), and be equipped with on skeleton (1) and impress looks line mouth (3) and tail line mouth (4) of impressing, fixedly connected with wire winding group (5) on wire winding board (2).

2. The insulating skeleton for the brushless DC motor according to claim 1, wherein the press-in phase line ports (3) are arranged at an angle of 90 degrees from the press-in tail line ports (4).

3. The insulating frame for the brushless dc motor according to claim 1, wherein the frame (1) has a circular outer side and a dodecagonal inner side.

4. The insulation framework for the brushless DC motor, according to claim 1, characterized in that the front end of the winding plate (2) is fixedly connected with the baffle (6), the baffle (6) is of a trapezoidal structure recessed towards the framework (1), the recessed surface is in an arc shape, the connection part of the upper side and the two side edges of the trapezoid is in arc transition, and the arc angle of the baffle (6) is 20-25 degrees.

5. The insulating framework for the brushless DC motor according to claim 1, wherein three identical guide vanes (7) are arranged in the pressed-in phase line port (3), a round hole (8) is formed in the center of each guide vane (7), protrusions (9) are arranged in the pressed-in phase line port (3) and close to the inner side of the framework (1), the protrusions (9) are rectangular, and grooves (10) are formed between every two adjacent protrusions (9).

6. The insulation framework for the brushless DC motor according to claim 1, wherein three identical line clip openings (11) are arranged in the press-in tail line opening (4), the rear ends of the line clip openings are fixedly connected with the outlet (12), and the inside of the outlet (12) is a semicircle with a downward arc.

7. An electric motor having an insulating skeleton for a brushless DC motor according to any one of claims 1 to 6, it is characterized in that the inner side of the framework (1) is fixedly connected with a rotor (13), the rotor (13) is fixedly connected with a rotating shaft (14), the front end of the rotating shaft (14) is fixedly connected with a threaded ring (15), and the rotating shaft (14) is wrapped with a circle of stator (16), the rear side of the thread ring (15) is provided with the same rotor (13), the stator (16) is fixedly connected to the rotating shaft (14) between two identical rotors (13), the rear side of the stator (16) is fixedly connected with a motor rear end cover (17), the front end of the stator (16) is fixedly connected with a protective cover (18), the motor rear end cover (17) and the protective cover (18) are both fixedly connected with an integrated mounting rack (19), the front end of the integrated mounting frame (19) is fixedly connected with a motor front end cover (20).

Images