CN109245379B

CN109245379B - Motor and intelligent terminal

Info

Publication number: CN109245379B
Application number: CN201811067164.0A
Authority: CN
Inventors: 朱同芳; 张广勇; 郭如阳; 吕长荣
Original assignee: Lanto Electronic Ltd
Current assignee: Lanto Electronic Ltd
Priority date: 2018-09-13
Filing date: 2018-09-13
Publication date: 2021-03-30
Anticipated expiration: 2038-09-13
Also published as: CN109245379A

Abstract

The invention relates to the field of motors, in particular to a motor and an intelligent terminal, wherein the motor comprises a shell, a stator component, a rotor component and a first circuit board, wherein the rotor component and the first circuit board can vibrate in a reciprocating manner relative to the stator component; the connecting portion is electrically connected with a second circuit board capable of being connected with an external electronic device. The intelligent terminal comprises the motor. The motor is connected with the external electronic device through the second circuit board, the second circuit board matched with the external electronic device is selected, the structure of the connecting part is not required to be changed, the motor can be made into a standard part, and the production cost of the motor is reduced.

Description

Motor and intelligent terminal

Technical Field

The invention relates to the field of motors, in particular to a motor and an intelligent terminal.

Background

With the development of electronic technology, silent incoming call prompt of mobile communication terminal devices such as mobile phones and the like needs to remind users by means of vibration of the body, and a built-in micro linear vibration motor is a component generating vibration, and a core device of small medical health care equipment such as a vibration massager and the like is also a built-in micro linear vibration motor.

The lower shell of the motor is connected with a horizontal supporting platform, a circuit board in the motor extends to the outside of the shell of the motor to form a connecting part, and the connecting part is supported by the supporting platform and then electrically connected with an external electronic device.

Set up supporting platform and increased the processing degree of difficulty and the cost of casing down, supporting platform has taken the installation space of motor moreover. In addition, for different external electronic device ports, connecting parts with different structures need to be designed, and different motors need to be developed to meet application requirements.

Therefore, a motor and an intelligent terminal are needed to solve the above technical problems.

Disclosure of Invention

The invention aims to provide a motor and an intelligent terminal, wherein a connecting part of the motor is positioned on the outer surface of the side wall of a shell, a supporting platform is not required to be independently arranged for supporting, and the space occupied by the motor is reduced.

To achieve this object:

the invention provides a motor, which comprises a shell, a stator component, a rotor component and a first circuit board, wherein the rotor component can vibrate in a reciprocating manner relative to the stator component, the stator component and the rotor component are both positioned in the shell, the stator component comprises a coil, the rotor component comprises magnetic steel,

the first circuit board comprises a circuit board body and a connecting part, wherein the circuit board body and the connecting part are arranged at an included angle and are mutually connected, the circuit board body is positioned in the shell and is connected with the coil, and the connecting part is attached to the outer surface of the side wall of the shell;

the connecting portion is electrically connected with a second circuit board capable of being connected with an external electronic device.

The connecting part of the motor is attached to the side wall of the shell, and a supporting platform is not required to be independently arranged for supporting, so that the installation space of the motor is reduced; moreover the motor passes through the second circuit board and is connected with outside electron device, choose for use have with outside electron device assorted second circuit board can, need not to change the structure of connecting portion, can make the standard component with the motor, reduced the manufacturing cost of motor.

Preferably, the second circuit board is fixed to an outer surface of a sidewall of the housing.

Preferably, the second circuit board is provided with a connection terminal connected to the external electronic device.

Preferably, a first pad is disposed on the connecting portion, and a second pad corresponding to the first pad is disposed on the second circuit board.

Preferably, the first circuit board is a PCB or FPC, and the second circuit board is an FPC.

Preferably, the second circuit board is provided with an adhesive area, and the adhesive area is adhered to the outer surface of the side wall of the housing.

Preferably, the connection portion is located at an end portion of an outer surface of the side wall of the housing.

Preferably, the second circuit board is provided with two bonding areas, and the two bonding areas are respectively bonded on two adjacent side walls of the shell.

Preferably, the connecting portion is located at a middle portion of an outer surface of the side wall of the housing.

The invention also provides an intelligent terminal which comprises the motor.

The invention has the beneficial effects that: the connecting part of the motor is attached to the side wall of the shell, and a supporting platform is not required to be independently arranged for supporting, so that the installation space of the motor is reduced; moreover the motor passes through the second circuit board and is connected with outside electron device, choose for use have with outside electron device assorted second circuit board can, need not to change the structure of connecting portion, can make the standard component with the motor, reduced the manufacturing cost of motor.

Drawings

FIG. 1 is a schematic view of a motor and a second circuit board according to the present invention (the second circuit board has a first structure);

FIG. 2 is a schematic structural view of the motor provided by the present invention (excluding the bottom surface of the housing);

FIG. 3 is a schematic diagram of a second circuit board shown in FIG. 1;

FIG. 4 is a schematic view of the structure of the motor and the second circuit board provided by the present invention (the second circuit board is a second structure);

fig. 5 is a schematic view of a structure of the motor provided by the present invention and a second circuit board (the second circuit board has a third structure).

In the figure: 1. a housing; 2. a first circuit board; 21. a circuit board body; 22. a connecting portion; 221. a first pad;

3. a second circuit board; 31. a connection terminal; 32. a second pad; 33. an adhesive area;

4. an insulating tape.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

The connection part exposed out of the circuit board of the motor needs to be supported by a separate supporting platform, so that the installation space of the motor is occupied; and the connecting part of the motor has poor universality, and the motor can not be applied to different external electronic devices.

As shown in fig. 1 to 5, the present embodiment discloses a motor including a housing 1, a stator assembly (not shown), a mover assembly (not shown) capable of oscillating reciprocally with respect to the stator assembly, and a first circuit board 2.

Wherein, stator module and active cell subassembly all are located the casing, and stator module includes the coil, and active cell subassembly includes the magnet steel. The first circuit board 2 comprises a circuit board body 21 and a connecting portion 22 which are arranged at an included angle and connected with each other, the circuit board body 21 is located in the shell 1 and connected with the coil, and the connecting portion 22 is attached to the outer surface of the side wall of the shell 1. The connecting portion 22 is located outside the housing 1 and attached to a side wall of the housing 1. The connection portion 22 is electrically connected with a second circuit board 3 connectable with an external electronic device, specifically, the second circuit board 3 is an FPC.

The connecting part 22 of the motor is attached to the side wall of the shell 1, and a supporting platform is not required to be independently arranged for supporting, so that the installation space of the motor is reduced; moreover, the motor is connected with an external electronic device through the second circuit board 3, the second circuit board 3 matched with the external electronic device is selected, the structure of the connecting part 22 does not need to be changed, the motor can be made into a standard part, and the production cost of the motor is reduced.

Specifically, the connecting portion 22 is provided with a first land 221, the second circuit board 3 is provided with a second land 32 corresponding to the first land 221, and the connecting portion 22 and the second circuit board 3 are electrically conducted by soldering the first land 221 and the second land 32.

The second circuit board 3 is provided with a connection terminal 31 for connecting with an external electronic device, and the connection terminal 31 may be provided in the form of a plug-in terminal or a gold finger as long as it can be matched with an interface of the external electronic device.

The second circuit board 3 is fixed on the outer surface of the sidewall of the housing 1, specifically, an adhesive region 33 is disposed on the second circuit board 3, an insulating tape 4 is adhered on the sidewall of the housing 1, and the adhesive region 33 is adhered on the insulating tape 4, so as to fixedly connect the second circuit board 3 with the sidewall of the housing 1.

The connecting portion 22 can be closely attached to the side wall of the housing 1 and shielded by the second circuit board 3 (as shown in fig. 1 and 4 in particular); it is also possible that the connection between the second circuit board 3 and the connection portion 22 closely adheres to the side wall, and then the connection portion 22 is located on the outer side of the second circuit board 3 (as shown in fig. 5 in particular).

When the connection portion 22 is located at the end of the outer surface of the long-side wall of the housing 1, two bonding areas 33, at which the second circuit board 3 is bonded to the housing 1, are arranged perpendicular to each other, one is bonded to the long-side wall and the other is bonded to the short-side wall (as shown in fig. 1 and 4 in detail). When the connecting portion 22 is located in the middle of the outer surface of the long side wall of the housing 1, the two bonding areas 33 of the second circuit board 3 are bonded to the long side wall (as shown in fig. 5 in detail).

The connecting portion 22 can also be located on the short side wall of the housing 1, and the two bonding areas 33 of the second circuit board 3 are bonded to the two long side walls respectively.

Specifically, in this embodiment, the first circuit board 2 is a PCB or an FPC, and when the first circuit board is a PCB, the connection portion of the circuit board and the connection portion 22 is connected by a flexible line array, and when the first circuit board is an FPC, the circuit board body 21 and the connection portion 22 are integrally formed.

The embodiment also discloses an intelligent terminal which comprises the motor. Specifically, the intelligent terminal may be a mobile phone, a tablet, a massager, or other devices.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A motor comprises a shell (1), a stator component, a rotor component and a first circuit board (2), wherein the rotor component can vibrate in a reciprocating manner relative to the stator component, the stator component and the rotor component are both positioned in the shell, the stator component comprises a coil, the rotor component comprises magnetic steel, and the motor is characterized in that,

the first circuit board (2) comprises a circuit board body (21) and a connecting part (22) which are arranged at an included angle and connected with each other, the circuit board body (21) is positioned in the shell (1) and connected with the coil, and the connecting part (22) is attached to the outer surface of the side wall of the shell (1);

the connecting part (22) is electrically connected with a second circuit board (3) which can be connected with an external electronic device, and the second circuit board (3) is positioned on the side surface of the connecting part (22) far away from the shell (1);

the second circuit board (3) is fixed on the outer surface of the side wall of the shell (1) through the connecting part (22).

2. The motor according to claim 1, characterized in that the second circuit board (3) is provided with connection terminals (31) for connection with the external electronics.

3. The motor according to claim 1, wherein a first land (221) is provided on the connecting portion (22), and a second land (32) corresponding to the first land (221) is provided on the second circuit board (3).

4. The motor according to claim 1, characterized in that the first circuit board (2) is a PCB or FPC and the second circuit board (3) is an FPC.

5. The motor according to claim 1, wherein an adhesive area (33) is provided on the second circuit board (3), and the adhesive area (33) is adhered to an outer surface of the side wall of the housing (1).

6. The motor according to claim 5, characterized in that the connection (22) is located at the end of the outer surface of the side wall of the housing (1).

7. The motor according to claim 6, characterized in that the second circuit board (3) is provided with two adhesive areas (33), the two adhesive areas (33) being respectively adhered to two adjacent side walls of the housing (1).

8. The motor according to claim 1, characterized in that the connection portion (22) is located in the middle of the outer surface of the side wall of the housing (1).

9. An intelligent terminal, characterized in that it comprises a motor according to any one of claims 1-7.