CN211405771U - Micro motor with novel structure - Google Patents
Micro motor with novel structure Download PDFInfo
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- CN211405771U CN211405771U CN201821797954.XU CN201821797954U CN211405771U CN 211405771 U CN211405771 U CN 211405771U CN 201821797954 U CN201821797954 U CN 201821797954U CN 211405771 U CN211405771 U CN 211405771U
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Abstract
The utility model belongs to the micro motor field, specific is a novel micro motor of structure, has the flexible printed circuit board, and the flexible printed circuit board has outside electrical connection portion, and outside electrical connection portion includes that the positive pole connects electrical end and negative pole to connect electrical end, and the positive pole connects electrical end and negative pole to connect electrical end and sets up directly over or under the flat side of motor casing, and outside electrical connection portion still includes the rib, and the rib is fixed on the motor casing. The utility model discloses practiced thrift electronic product's installation space, can adapt to the frivolous development trend of electronic product better, can avoid connecing moreover that the electricity is bad.
Description
Technical Field
The utility model belongs to the micro motor field especially relates to a micro motor of novel structure.
Background
With the development of communication technology, more and more electronic products enter people's lives, especially portable consumer electronic products, such as mobile phones, handheld game consoles or handheld multimedia entertainment devices. In these portable consumer electronics products, a micro-motor is generally used for vibration feedback, such as incoming call notification of a mobile phone, vibration feedback of a game machine, and the like.
In the conventional flexible circuit board electrically connected micro motor, the electrically connected flexible circuit board is electrically connected with the motor main body, and the electrically connected flexible circuit board is electrically connected with an external power supply, so that the electrically connected motor generates vibration. External power connections to the flexible circuit board are often made using PADs (PADs) to connect to an external power source.
At present, the PAD position of the flexible circuit board can be designed to be led out from the left side, the right side or the tail of a motor shell, the PAD position setting mode can occupy the larger installation space of an electronic product, the development trend of lightness and thinness of the electronic product can not be better adapted, and when the PAD position setting mode for saving the installation space is provided, the flexible circuit board wriggling can cause poor power connection.
Disclosure of Invention
An object of the utility model is to provide a micro motor of novel structure to solve when providing the outside portion of connecting the electricity of practicing thrift installation space, the flexible printed circuit board wriggling probably leads to connecting the bad technical problem of electricity.
In order to realize the technical purpose, the following technical scheme is adopted:
the utility model provides a micro motor of novel structure, has the flexible printed circuit board, the flexible printed circuit board has outside portion of connecting, outside portion of connecting connects including anodal electrical connection end and negative pole electrical connection end, anodal electrical connection end and negative pole electrical connection end set up directly over the flat side of motor casing or under, outside portion of connecting still includes the rib, the rib is fixed on the motor casing, the rib is extended to the setting by outside electrical connection portion, the rib extends to motor casing arc surface fixed the rib extends to motor casing neck department fixed perhaps the rib cladding is fixed in that the motor casing is global.
Furthermore, the positions of the positive electrode electric connection end and the negative electrode electric connection end can be exchanged.
Furthermore, the positive electrode connecting end and the negative electrode connecting end are symmetrically arranged.
Further, the positive and negative electrical terminals comprise conductive copper foil.
Further, the conductive copper foils of the positive electrode electric connection end and the negative electrode electric connection end are the same in size and shape or different in shape.
Further, the conductive copper foils of the positive electrode electric connection end and the negative electrode electric connection end can be arranged in a bending mode.
The utility model provides a pair of novel micromotor of structure has following advantage at least:
the utility model discloses the outside portion of connecting electricity connects the positive pole of portion to connect electricity and connects the electricity end with the negative pole and set up directly over or under the flat side of motor casing, and the installation space of electronic product has been practiced thrift to such mode of setting up, can adapt to the frivolous development trend of electronic product better. And simultaneously, the utility model discloses the setting of outside portion of connecting electricity's rib can increase the outside intensity of connecting electricity portion, connects electricity portion with the outside and firmly fixes on motor shell more, avoids arousing to connect the electricity badly.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below. It is appreciated that the following drawings depict only certain embodiments of the invention and are therefore not to be considered limiting of its scope. For a person skilled in the art, it is possible to derive other relevant figures from these figures without inventive effort.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the second embodiment of the present invention.
Fig. 3(a) is a schematic view of the three-motor housing of the embodiment of the present invention matching with the positive and negative terminals.
Fig. 3(b) is a schematic view of the three-motor casing and the reinforcing part according to the embodiment of the present invention.
Fig. 4(a) the utility model discloses the positive pole connects electrical terminal and negative pole to connect electrical terminal and sets up the schematic diagram for the long limit symmetry of motor flat side.
Fig. 4(b) the utility model discloses the positive pole connects the electrical terminal and connects the electrical terminal with the negative pole and sets up the schematic diagram for the symmetry of motor flat side minor face.
Fig. 4(c) the positive terminal and the negative terminal of the present invention are symmetrically disposed relative to the flat side of the motor.
Reference numerals: 100-external electric connection part, 110-positive electric connection end, 120-negative electric connection end, 130-reinforcing part and 140-motor shell.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention will be combined below to describe the technical solution in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, 2, 3 and 4, a micro motor with a novel structure is installed in an electronic product for providing vibration feedback for the electronic product, and includes a flexible printed circuit board having an external electrical connection portion 100, wherein the external electrical connection portion 100 is used for connecting an external power source. The external electric connection part 100 comprises a positive electric connection end 110 and a negative electric connection end 120, wherein the positive electric connection end 110 and the negative electric connection end 120 are used for electrically connecting a positive electrode and a negative electrode of an external power supply, and the positive electric connection end 110 and the negative electric connection end 120 are arranged right above or right below the flat side of the motor shell 140. The external power connection part 100 further comprises a reinforcing part 130, the reinforcing part 130 is fixed on the motor shell 140, the strength of the external power connection part 100 can be increased by the arrangement of the reinforcing part 130 of the external power connection part 100, the external power connection part 100 is more firmly fixed on the motor shell 140, and poor power connection is avoided.
Example one
Referring to fig. 1, a micro motor with a novel structure has a flexible printed circuit board, the flexible printed circuit board has an external electrical connection portion 100, the external electrical connection portion 100 includes an anode electrical connection end 110 and a cathode electrical connection end 120, the anode electrical connection end 110 and the cathode electrical connection end 120 are disposed right above or below a flat side of a motor housing 140, the external electrical connection portion 100 further includes a reinforcement portion 130, and the reinforcement portion 130 extends to an arc surface of the motor housing for fixation. The reinforcing portion 130 is fixed on the arc surface of the side of the motor casing, so as to avoid bad power connection caused by creeping of the flexible printed circuit board. Fig. 1 shows the arc surface fixing of the reinforcing part 130 on one side of the motor casing side, it should be understood that, in another embodiment, the arc surface fixing of the reinforcing part 130 on the other side of the motor casing side or both sides of the motor casing side can increase the strength of the external electric connection part 100, so as to fix the external electric connection part 100 on the motor casing 140 more firmly, and avoid causing poor electric connection. It should be understood that the reinforcing portion 130 extends to the circular arc surface of the motor casing for fixation, the shape of the reinforcing portion 130 may be square, circular, conical or wave, and different shapes are set according to the actual situation of the motor to enable the reinforcing portion to be stressed uniformly; the middle of the reinforcing part 130 can be provided with an opening which can increase the attaching strength. Meanwhile, the positive electrode electric connection end 110 and the negative electrode electric connection end 120 of the external electric connection part 100 are arranged right above or right below the flat side of the motor shell 140, so that the arrangement mode saves the installation space of the electronic product and can better adapt to the development trend of lightness and thinness of the electronic product.
Example two
Referring to fig. 2, a micro motor with a novel structure has a flexible printed circuit board, the flexible printed circuit board has an external electrical connection portion 100, the external electrical connection portion 100 includes a positive electrical connection end 110 and a negative electrical connection end 120, the positive electrical connection end 110 and the negative electrical connection end 120 are disposed right above or below a flat side of a motor housing 140, the external electrical connection portion 100 further includes a reinforcement portion 130, and the reinforcement portion 130 extends to a neck of the motor housing 140 for fixation. The reinforcement portion 130 is fixed at the neck of the motor housing 140, so as to avoid bad power connection caused by creeping of the flexible printed circuit board. Fig. 2 shows that the reinforcing part 130 is fixed around the motor casing neck at the motor casing neck, and it should be understood that, in another embodiment, the reinforcing part 130 is fixed around the motor casing neck at the motor casing neck in a half-surrounding manner, which also can increase the strength of the external electrical connection part 100, and fix the external electrical connection part 100 on the motor casing 140 more firmly, so as to avoid poor electrical connection. It should be understood that the reinforcing part 130 extends to the neck of the motor housing 140 and is fixed, the shape of the reinforcing part 130 may be a semicircle, a circle or an ellipse, and the reinforcing part 130 can be configured to fit tightly and not obstruct the rotation of the motor according to the actual situation of the motor; the middle of the reinforcing part 130 can be provided with an opening which can increase the attaching strength. Meanwhile, the positive electrode electric connection end 110 and the negative electrode electric connection end 120 of the external electric connection part 100 are arranged right above or right below the flat side of the motor shell 140, so that the arrangement mode saves the installation space of the electronic product and can better adapt to the development trend of lightness and thinness of the electronic product.
EXAMPLE III
Referring to fig. 3(a) and 3(b), a micro motor with a novel structure comprises a flexible printed circuit board, the flexible printed circuit board has an external electrical connection part 100, the external electrical connection part 100 comprises a positive electrical connection end 110 and a negative electrical connection end 120, the positive electrical connection end 110 and the negative electrical connection end 120 are disposed right above or right below a flat side of a motor housing 140, the external electrical connection part 100 further comprises a reinforcement part 130, and the reinforcement part 130 is wrapped and fixed on a peripheral surface of the motor housing 140. The reinforcement portion 130 is fixed on the peripheral surface of the motor housing 140 in a covering manner, so as to avoid bad electrical connection caused by creeping of the flexible printed circuit board. Fig. 3(a) shows that the positive and negative electric terminals 110 and 120 are disposed directly above or below the flat side of the motor housing 140 when the reinforcing part 130 is fixed to the peripheral surface of the motor housing 140, fig. 3(b) shows that the reinforcing part 130 is fixed to the peripheral surface of the motor housing 140, and fig. 3(b) shows that the width of the reinforcing part 130 can be increased when the reinforcing part 130 is fixed to the other side of the flat side of the motor housing 140. It should be understood that, in another embodiment, the reinforcing part 130 may cover four sides fixed on the peripheral surface of the motor housing 140, and the reinforcing part 130 may cover three sides fixed on the peripheral surface of the motor housing 140, such fixing manner can increase the strength of the external electric connection part 100, and fix the external electric connection part 100 on the motor housing 140 more firmly, thereby avoiding the poor electric connection. It should be understood that, the reinforcing portion 130 is fixed on the peripheral surface of the motor housing 140 in a covering manner, and when the reinforcing portion 130 is covered on the flat side of the motor housing 140 directly or directly below, the shape of the reinforcing portion 130 can be the same as the square shape directly above or directly below the flat side of the motor housing 140, which enables the reinforcing portion 130 to be attached more firmly; the middle of the reinforcing part 130 can be provided with an opening which can increase the attaching strength. Meanwhile, the positive electrode electric connection end 110 and the negative electrode electric connection end 120 of the external electric connection part 100 are arranged right above or right below the flat side of the motor shell 140, so that the arrangement mode saves the installation space of the electronic product and can better adapt to the development trend of lightness and thinness of the electronic product.
Referring to fig. 1, 2, 3 and 4, the positions of the positive electrode connecting terminal 110 and the negative electrode connecting terminal 120 can be reversed, that is, the original positive electrode connecting terminal 110 is changed into the negative electrode connecting terminal 120, and the original negative electrode connecting terminal 120 is changed into the positive electrode connecting terminal 110.
Further, the positive and negative electrical terminals 110 and 120 are symmetrically arranged, for example, the positive and negative electrical terminals in fig. 4(a) are symmetrically arranged with respect to the long side of the flat side of the motor (the dotted line in the figure indicates the axial direction of the motor), the positive and negative electrical terminals in fig. 4(b) are symmetrically arranged with respect to the short side of the flat side of the motor (the dotted line in the figure indicates the axial direction of the motor), and the positive and negative electrical terminals in fig. 4(c) are symmetrically arranged with respect to the oblique side of the flat side of the motor (the dotted line in the figure indicates the axial direction of the motor), such a symmetrical arrangement can avoid the occurrence of a laminated structure, thereby saving the manufacturing cost; meanwhile, the symmetrically arranged positive and negative electric connection terminals 110 and 120 can balance the vibration force of the vibration motor, so that the positive and negative electric connection terminals are prevented from being loosened due to the vibration of the motor; finally, the positive electrode electrical connection terminal 110 and the negative electrode electrical connection terminal 120 are symmetrically arranged, so that the area occupied by the flexible circuit board can be saved.
Further, the positive and negative electrical terminals 110 and 120 include conductive copper foils having good conductivity as positive and negative terminals, and the conductive copper foils have good manufacturing properties.
Further, the conductive copper foils of the positive and negative electrical terminals 110 and 120 are the same or different in size and shape, the conductive copper foils of the positive and negative electrical terminals 110 and 120 are configured to be electrically connected to an external power source, and the size and shape of the conductive copper foils are set according to the actual electronic product requirements, and the conductive copper foils of the positive and negative electrical terminals 110 and 120, which show the conductive copper foils thereof, are square in shape as shown in fig. 1, 2 and 3, it should be understood that in another embodiment, the conductive copper foils of the positive and negative electrical terminals 110 and 120 may be different in size and shape.
Further, the conductive copper foils of the positive electrode electrical connection terminal 110 and the negative electrode electrical connection terminal 120 can be arranged in a bending mode, and the conductive copper foils are arranged in a bending mode in the horizontal direction, so that the flexibility of the flexible printed circuit board can be further enhanced, and meanwhile, the conductive copper foils can play a certain role in reducing radio frequency interference of electronic products. The conductive copper foil is bent in the vertical direction, so that the conductive copper foil has certain elasticity, and the power connection end is more favorable for power connection. It should be understood that in another embodiment, the curved arrangement further includes the conductive copper foil having a convex hull or the conductive copper foil having a non-linear profile.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, but is provided for the purpose of facilitating understanding the method and the core concept thereof, and it will be apparent to those skilled in the art that various modifications and variations can be made in the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a micromotor of novel structure, has flexible printed circuit board, its characterized in that: the flexible printed circuit board is provided with an external power connection part, the external power connection part comprises an anode power connection end and a cathode power connection end, the anode power connection end and the cathode power connection end are arranged right above or below the flat side of the motor shell, the external power connection part further comprises a reinforcing part, the reinforcing part is fixed on the motor shell, the reinforcing part is arranged by extending the external power connection part, the reinforcing part extends to the arc surface of the motor shell to be fixed, the reinforcing part extends to the neck of the motor shell to be fixed or the reinforcing part is fixed on the periphery of the motor shell in a cladding mode.
2. A micromotor of novel construction as claimed in claim 1, wherein: the positions of the positive electrode electric connection end and the negative electrode electric connection end can be exchanged.
3. A micromotor of novel construction as claimed in claim 1, wherein: the positive electrode connecting end and the negative electrode connecting end are symmetrically arranged.
4. A micromotor of novel construction as claimed in claim 1, wherein: the positive electrode electric connection end and the negative electrode electric connection end comprise conductive copper foils.
5. The micromotor of novel construction as claimed in claim 4, wherein: the conductive copper foils of the positive electrode electric connection end and the negative electrode electric connection end are the same or different in size and shape.
6. The micromotor of novel construction as claimed in claim 4, wherein: the conductive copper foils of the positive electrode electric connection end and the negative electrode electric connection end can be arranged in a bending mode.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821797954.XU CN211405771U (en) | 2018-11-02 | 2018-11-02 | Micro motor with novel structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821797954.XU CN211405771U (en) | 2018-11-02 | 2018-11-02 | Micro motor with novel structure |
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CN211405771U true CN211405771U (en) | 2020-09-01 |
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CN201821797954.XU Active CN211405771U (en) | 2018-11-02 | 2018-11-02 | Micro motor with novel structure |
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2018
- 2018-11-02 CN CN201821797954.XU patent/CN211405771U/en active Active
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