CN211405651U

CN211405651U - Stator structure and motor

Info

Publication number: CN211405651U
Application number: CN201922298202.XU
Authority: CN
Inventors: 不公告发明人
Original assignee: Shenzhen Yuanli Chuangzhi Technology Co ltd
Current assignee: Shenzhen Yuanli Chuangzhi Technology Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-09-01
Anticipated expiration: 2029-12-19

Abstract

The utility model relates to the technical field of a handheld pan-tilt camera, in particular to a stator structure and a motor, which comprises a coil module, wherein contact pins are arranged on the coil module; the first circuit board is electrically connected with the contact pin and the main control board and is arranged on the coil module; the base is provided with a position avoiding hole for avoiding the contact pin; the coil module is installed on one side of the base, and one end of the contact pin is inserted into the avoiding hole. The base is provided with the avoiding hole, and the contact pin is positioned in the avoiding hole, so that the contact pin is not in contact with the base, and the short circuit phenomenon is avoided. Meanwhile, the contact pin is positioned in the avoiding hole, so that the overall thickness of the stator structure can be reduced, and the overall thickness of the motor is reduced when the motor is assembled.

Description

Stator structure and motor

Technical Field

The utility model relates to a handheld cloud platform camera technical field, concretely relates to stator structure and motor.

Background

With the continuous development and progress of science and technology, people have higher and higher requirements on camera shooting. The appearance of the handheld cloud platform camera meets the new requirements of people on the camera, the handheld cloud platform camera is convenient to carry, the stability of the camera can be kept when shooting is carried out, and the problem that the shooting effect is poor due to shaking of hands is avoided.

The tripod head camera is internally provided with a motor for driving the camera to rotate, and the motor generally comprises a stator structure and a rotor structure. The stator structure comprises a coil fixing module and a base, wherein the coil fixing module is provided with a contact pin for conducting electricity, and the base is provided with a circuit board. When the motor is processed, the circuit board penetrates through the contact pin and is electrically connected with the contact pin through welding. To avoid the short circuit problem caused by the contact between the pin and the base, the top of the pin needs to be spaced from the base. However, in practical process, in order to reduce the thickness of the motor, the distance between the top end of the contact pin and the base is small, so that the contact pin is easily contacted with the base, and the short circuit phenomenon of the circuit is easily caused, thereby damaging the motor.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide a stator structure and motor, aim at solving contact pin and base easy contact in the current motor to cause the defect of short circuit.

The utility model provides a technical scheme that its technical problem adopted is: a stator structure is provided, which comprises a coil module, a stator and a stator, wherein the coil module is provided with a contact pin; the first circuit board is electrically connected with the contact pin and the main control board and is arranged on the coil module; the base is provided with a position avoiding hole for avoiding the contact pin; the coil module is installed on one side of the base, and one end of the contact pin is inserted into the avoiding hole.

The utility model discloses a further preferred scheme is: the first circuit board is a soft and hard combined board and comprises a first hard board and a first soft board, the first soft board is adhered to the first hard board, and the first soft board is electrically connected with the contact pins.

The utility model discloses a further preferred scheme is: the first soft board is an FPC soft board.

The utility model discloses a further preferred scheme is: and the first soft board is provided with a copper-clad through hole, and the contact pin is positioned in the through hole and welded with the copper-clad through hole.

The utility model also provides a motor, including stator structure and rotor structure as above, the rotor structure includes rotating member and magnetic ring, be equipped with the center pin on the rotating member, the magnetic ring is installed on rotating member, the center pin is installed on the base through the bearing rotation; the coil module is arranged in the magnetic ring in a penetrating mode and drives the magnetic ring and the rotating piece to rotate synchronously.

The utility model discloses a further preferred scheme is: the stator structure further comprises a second circuit board electrically connected with the main control board, the second circuit board is mounted on the base and electrically connected with the first circuit board, and current sequentially passes through the main control board, the second circuit board, the first circuit board and the contact pins to reach the coil module.

The utility model discloses a further preferred scheme is: the motor further comprises a magnet and a magnetic detection unit for detecting the rotation angle of the magnet, the magnet is mounted on the central shaft, and the magnetic detection unit is arranged on the second circuit board.

The utility model discloses a further preferred scheme is: the motor further comprises a locking nut, threads are arranged on the central shaft, the magnet is installed on the locking nut, and the locking nut is in threaded connection with the central shaft.

The utility model discloses a further preferred scheme is: the base is provided with a limiting column, and the rotating piece is provided with a limiting plate matched with the limiting column.

The utility model discloses a further preferred scheme is: the central shaft is a hollow shaft convenient for wiring.

The beneficial effects of the utility model reside in that, owing to seted up on the base and kept away the position hole, the one end of contact pin is located keeps away the position downthehole, makes contact pin and base contactless to avoid causing the short circuit phenomenon. Meanwhile, the contact pin is positioned in the avoiding hole, so that the overall thickness of the stator structure can be reduced, and the overall thickness of the motor is reduced when the motor is assembled.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is a schematic structural diagram of the motor of the present invention;

fig. 2 is an exploded schematic view of the motor of the present invention;

fig. 3 is a schematic structural diagram of a base of the motor of the present invention;

fig. 4 is a schematic structural diagram of the rotating member of the motor of the present invention.

Detailed Description

The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

As shown in fig. 1-3, the stator structure of the present invention includes a coil module 1, on which a pin 11 is disposed. The first circuit board 2 is electrically connected to the pins 11 and a main control board (not shown), and is mounted on the coil module 1. The base 3 is provided with a clearance hole 31 for avoiding the pin 11. The coil module 1 is installed on one side of the base 3, and one end of the pin 11 is inserted into the avoiding hole 31. Because the base 3 is provided with the avoiding hole 31, one end of the pin 11 is inserted in the avoiding hole 31, so that the pin 11 is not in contact with the base 3, and the short circuit phenomenon is avoided. Meanwhile, as the contact pin 11 is positioned in the avoiding hole 31, the whole thickness of the stator structure can be reduced, and further, the whole thickness of the motor is reduced when the motor is assembled.

Specifically, the coil module 1 includes a base frame 12, a supporting portion 13 disposed on the base frame 12, and a coil assembly 14 disposed on the supporting portion 13, wherein the contact pin 11 is disposed on the base frame 12, the coil assembly 14 is wound on the supporting portion 13, and the coil assembly 14 leads out a wire end with a certain suitable length at a position matched with the contact pin 11, so as to electrically connect the wire end with the contact pin 11. Thus, current can flow through pin 11 to coil assembly 14.

In the present embodiment, the base frame 12 is formed by injection molding using an iron core made of laminated silicon steel sheets. Specifically, the iron core is moulded plastics the adopted high temperature material and is LCP engineering plastics, and it has high temperature resistant characteristic, is convenient for carry out tin stove welding.

Specifically, the present stator structure is provided with nine support portions 13 and six pins 11 in total. Wherein, six contact pins 11 divide into three groups altogether, and every group includes two contact pins, and three group's contact pins 11 are evenly set up around the center axis of bed frame 12, and the contained angle between every group contact pin 11 is 120.

Specifically, the first circuit board 2 is a rigid-flex board, and includes a first hard board 21 and a first soft board 22 capable of conducting electricity, the first soft board 22 is adhered to the first hard board 21, and the first soft board 22 is electrically connected to the pins 11. Therefore, the hardness of the circuit board can be guaranteed, the first soft board 22 can be bent and electrically connected with the main control board, the increase of electric connection wires and machining procedures are reduced, and materials and production cost are reduced.

In this embodiment, the first flexible printed circuit 22 is an FPC flexible printed circuit, a copper-clad through hole 221 is formed on the first flexible printed circuit 22, and the contact pin 11 is located in the through hole 221 and soldered to the copper-clad through hole 221. Thus, current can flow directly through the copper-clad via 221 into the pin 11 and ultimately to the coil assembly 14.

The utility model also provides a motor, as shown in fig. 4, including as above stator structure and rotor structure, rotor structure includes rotating member 4 and magnetic ring 5, is equipped with center pin 41 on rotating member 4, and magnetic ring 5 installs on rotating member 4, and center pin 41 passes through bearing 31 pivoted and installs on base 3. The coil module 1 is arranged in the magnetic ring 5 in a penetrating way and drives the magnetic ring 5 and the rotating piece 4 to rotate synchronously. The current passes through the main control board, the first circuit board 2 and the pins 11 in sequence and finally reaches the coil assembly 14. After the coil assembly 14 is electrified, the coil assembly is induced with the magnetic ring 5, and the magnetic ring 5 rotates to drive the rotating piece 4 to rotate.

In this embodiment, the magnetic ring 5 and the inner side of the rotating member 4 are fixed by interference/transition fit or by glue. The hollow shaft of center pin 41 for being convenient for walk the line can make things convenient for the cloud platform electricity connecting wire to pass through like this, reduces the anti-torsional force that the electricity connecting wire produced when the cloud platform rotates, reduces load and consumption.

Specifically, the stator structure further comprises a second circuit board 6 electrically connected with the main control board, the second circuit board 6 is mounted on the rotating member 3 and electrically connected with the first circuit board 2, and the current sequentially passes through the main control board, the second circuit board 6, the first circuit board 2 and the pins 11 and reaches the coil module 1. In this embodiment, the second circuit board 6 is a rigid-flex board, and includes a second hard board 61 and a second soft board 62, the second soft board 62 is adhered to the second hard board 61, and the second soft board 62 is electrically connected to the first soft board 22. Specifically, the first flexible board 22 is bent to be electrically connected to the second flexible board 62, and the second flexible board 62 is bent to be electrically connected to the main control board. Therefore, the hardness of the circuit board can be ensured, the increase of the electric connecting wires and the processing procedures can be reduced, and the material and production cost can be reduced.

During the use, rotating member 4 is connected with the camera, base 3 and cloud platform camera's shell fixed connection. In operation, the motor is started, and current sequentially passes through the second circuit board 6, the first circuit board 2 and the pins 11 from the main control board and finally reaches the coil assembly 14. After the coil assembly 14 is electrified, the coil assembly is induced with the magnetic ring 5, and the magnetic ring 5 rotates to drive the rotating piece 4 to rotate. The rotating part 4 rotates to drive the camera to rotate, so that multi-angle shooting is realized.

Specifically, the motor further includes a magnet 7 and a magnetic detection unit 71 for detecting a rotation angle of the magnet 7, the magnet 7 being mounted on the center shaft 41, the magnetic detection unit 71 being provided on the second circuit board 6. In the present embodiment, the magnet 7 has a ring shape, and one half of the magnet 7 has an N-pole and the other half has an S-pole. When the central shaft 41 rotates, the magnet 7 is rotated, and the magnetic detection unit 71 can detect the rotation angle position of the magnet 7, so as to determine the rotation angle of the rotor structure.

Specifically, the motor further comprises a locking nut 8, the central shaft 41 is provided with threads 411, the magnet 7 is mounted on the locking nut 8, and the locking nut 8 is in threaded connection with the central shaft 41. In use, the central shaft 41 passes through the bearing 31 and is in threaded connection with the locking nut 8.

Further, be equipped with spacing post 32 on the rotating member 3, be equipped with on the rotating member 4 with spacing post 32 complex limiting plate 42, spacing post 32 and limiting plate 42 can be injectd the motor rotation angle, avoid the motor rotation surplus.

It should be understood that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and those skilled in the art can modify the technical solutions described in the above embodiments, or make equivalent substitutions for some technical features; and all such modifications and alterations should fall within the scope of the appended claims.

Claims

1. A stator structure characterized by: comprises that

The coil module is provided with a contact pin;

the first circuit board is electrically connected with the contact pin and the main control board and is arranged on the coil module;

the base is provided with a position avoiding hole for avoiding the contact pin;

the coil module is installed on one side of the base, and one end of the contact pin is inserted into the avoiding hole.

2. The stator structure according to claim 1, characterized in that: the first circuit board is a soft and hard combined board and comprises a first hard board and a first soft board, the first soft board is adhered to the first hard board, and the first soft board is electrically connected with the contact pins.

3. The stator structure according to claim 2, characterized in that: the first soft board is an FPC soft board.

4. A stator structure according to claim 3, characterized in that: and the first soft board is provided with a copper-clad through hole, and the contact pin is positioned in the through hole and welded with the copper-clad through hole.

5. An electric machine characterized by: the stator structure as claimed in any one of claims 1 to 4, further comprising a rotor structure, wherein the rotor structure comprises a rotating member and a magnetic ring, the rotating member is provided with a central shaft, the magnetic ring is mounted on the rotating member, and the central shaft is rotatably mounted on the base through a bearing; the coil module is arranged in the magnetic ring in a penetrating mode and drives the magnetic ring and the rotating piece to rotate synchronously.

6. The electric machine of claim 5, wherein: the stator structure further comprises a second circuit board electrically connected with the main control board, the second circuit board is mounted on the base and electrically connected with the first circuit board, and current sequentially passes through the main control board, the second circuit board, the first circuit board and the contact pins to reach the coil module.

7. The electric machine of claim 6, wherein: the motor further comprises a magnet and a magnetic detection unit for detecting the rotation angle of the magnet, the magnet is mounted on the central shaft, and the magnetic detection unit is arranged on the second circuit board.

8. The electric machine of claim 7, wherein: the motor further comprises a locking nut, threads are arranged on the central shaft, the magnet is installed on the locking nut, and the locking nut is in threaded connection with the central shaft.

9. The electric machine of claim 5, wherein: the base is provided with a limiting column, and the rotating piece is provided with a limiting plate matched with the limiting column.

10. The electric machine of claim 5, wherein: the central shaft is a hollow shaft convenient for wiring.