Flat motor convenient to install

Abstract

The utility model relates to the technical field of mobile phone vibration motors, and discloses a flat motor convenient to install, the flat motor comprises a lower casing and an upper casing, the upper casing and the lower casing are in threaded rotation installation, the edge of the lower casing is provided with an annular edge, and the annular edge is internally provided with a through wire outlet slot; a shaft mounting groove is formed in the circle center of the lower machine shell, and a mounting shaft capable of being detached in a threaded mode is arranged in the shaft mounting groove. A wiring part and magnetic steel are arranged in the lower shell, and an electric brush is arranged in the magnetic steel; the installation shaft is sleeved with a rotatable supporting plate and a circuit board, and the circuit board is provided with an oscillator installation groove and a coil. The flat motor convenient to install adopts a threaded installation structure design, does not need welding operation, is simple and rapid in the whole installation process, and is convenient to disassemble and maintain in the later period.

Description

TECHNICAL FIELD

[0001] The utility model relates to mobile phone vibration motor technical field, specifically be a kind of flat motor of easy installation. BACKGROUND

[0002] Vibration motor plays the role of signal transmission on mobile communication terminal such as mobile phone, timer, and is widely used in the field needing vibration, such as: in order to achieve the simulation effect of game, it is applied to game machine;Recently, it is used as reminding function on earphone, electronic cigarette, various wearable electronic instruments, and the above-mentioned electronic products focus on miniaturization, low power consumption, long service life.

[0003] The commonly used motor of mobile phone in current technical means has two kinds: linear motor and rotor motor, and the linear motor has better vibration effect, but the cost is also higher, and it is generally used in high-end mobile phone.Rotor motor includes ordinary rotor motor and flat motor with better performance, and the existing flat motor has circular shell, and welding assembly is generally used during assembly, so that the installation of flat motor is more troublesome, and the production efficiency is not high.

[0004] Therefore, we propose a kind of flat motor of easy installation. UTILITY MODEL CONTENTS

[0005] The utility model mainly solves the technical problems existing in the prior art, and provides a kind of flat motor of easy installation.

[0006] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme, a kind of flat motor of easy installation, flat motor includes lower casing, upper casing, the upper casing is screw thread rotation installation with lower casing, and the edge of lower casing is equipped with annular edge, and annular edge is equipped with the through line slot in it;

[0007] The lower casing is equipped with shaft mounting groove at the center, and the mounting shaft that can be screw thread detached is arranged in the shaft mounting groove;

[0008] The lower casing is equipped with wiring part and magnetic steel inside, and the electric brush is arranged in the magnetic steel;

[0009] The mounting shaft is equipped with rotatable support plate and circuit board, and the vibrator mounting groove and coil are arranged on the circuit board, and the coil and circuit board are fixedly connected with support plate by fastener, and the vibrator is arranged in the vibrator mounting groove, and the vibrator is fixedly connected with circuit board by fastener.

[0010] As preferred, the outer side of the annular edge is equipped with external thread, and the internal thread is arranged in the inside of shaft mounting groove.

[0011] As preferred, the upper end of the mounting shaft is equipped with clamping groove.

[0012] Preferably, the lower end of the mounting shaft is provided with a round block, and an external thread is arranged outside the round block.

[0013] Preferably, the upper casing is internally provided with a cavity, and an internal thread is arranged inside the cavity.

[0014] Preferably, the cavity is internally provided with a clamping groove at the center, and a protrusion is arranged at the top end of the upper casing.

[0015] Preferably, the magnetic steel is fixedly connected to the lower casing, the wiring part is arranged below the magnetic steel, and the brush is electrically connected to the wiring part.

[0016] Preferably, the bearing is sleeved on the middle section of the mounting shaft, and the support plate is rotatably connected to the mounting shaft through the bearing.

[0017] Preferably, the gasket is attached to the bottom end of the lower casing and the top end of the upper casing.

[0018] Beneficial effects

[0019] The utility model provides a flat motor convenient to install has the following beneficial effects:

[0020] The flat motor convenient to install adopts a threaded mounting structure design, does not need to carry out welding operation, and the whole installation process is simple and fast.

[0021] After power supply, electric energy is transmitted to the coil through the wiring part and the brush to generate magnetic force.

[0022] The gasket attached to the bottom end of the lower casing and the top end of the upper casing can avoid scratching and bumping deformation during installation of the flat motor and can also reduce the noise during operation of the flat motor. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only exemplary, and for those skilled in the art, other implementation drawings can be obtained according to the provided drawings without creative labor.

[0024] The structure, proportion, size and the like shown in the specification are only used to cooperate with the content disclosed in the specification, for understanding and reading by those skilled in the art, and do not have technical substantive significance, and any modification of structure, change of proportion relationship or adjustment of size, without affecting the effects and purposes that can be achieved by the utility model, should still fall within the scope of the technical content disclosed by the utility model.

[0025] Figure 1 A structure schematic view of the flat motor convenient to install in the embodiment of the utility model;

[0026] Figure 2 An exploded structure schematic view of the flat motor convenient to install in the embodiment of the utility model;

[0027] Figure 3 A sectional structure schematic view of the flat motor convenient to install in the embodiment of the utility model;

[0028] Figure 4 A structure schematic view of the lower casing in the embodiment of the utility model;

[0029] Figure 5 A structure schematic view of the mounting shaft in the embodiment of the utility model;

[0030] Figure 6 A structure schematic view of the upper casing in the embodiment of the utility model;

[0031] Legend: 1, lower casing; 2, upper casing; 3, wiring part; 4, magnetic steel; 5, support plate; 6, circuit board; 7, vibrator; 8, mounting shaft; 21, cavity; 22, clamping groove; 23, protrusion; 101, annular edge; 102, wire outlet slot; 103, shaft mounting groove; 301, electric brush; 601, vibrator mounting groove; 602, coil; 801, clamping groove; 802, circular block; 803, bearing. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0033] Please refer to Figures 1 to 6As shown, the embodiment provides a flat motor convenient to install, which comprises a lower casing 1 and an upper casing 2. The lower casing 1 is provided with an annular edge 101 at the edge thereof. The annular edge 101 is provided with a wire outlet groove 102 penetrating therein. The outer side of the annular edge 101 is provided with external threads.

[0034] The lower casing 1 is provided with a shaft mounting groove 103 at the center thereof. The shaft mounting groove 103 is provided with internal threads inside.

[0035] Further, the shaft mounting groove 103 is provided with a detachable mounting shaft 8. The upper end of the mounting shaft 8 is provided with a clamping groove 801. The mounting shaft 8 can be installed by clamping the clamping groove 801 with a clamp or sleeving the clamping groove 801 with a sleeve for rotating installation.

[0036] The lower end of the mounting shaft 8 is provided with a round block 802. The outer side of the round block 802 is provided with external threads. The mounting shaft 8 can be screwed into the shaft mounting groove 103 by rotating the mounting shaft 8 to screw the round block 802 into the shaft mounting groove 103. The mounting shaft 8 is sleeved with a bearing 803 at the middle segment thereof.

[0037] Further, the upper casing 2 is provided with a cavity 21 inside. The cavity 21 is provided with internal threads inside. The cavity 21 is provided with a clamping groove 22 at the center inside. The outer side of the upper casing 2 is provided with a protrusion 23 at the top end thereof. A sleeve tool can be used to sleeve the upper casing 2. The protrusion 23 is clamped inside the sleeve tool. The sleeve tool is rotated to drive the upper casing 2 to rotate, so that the upper casing 2 is locked and fixed with the annular edge 101. No welding operation is required. The upper casing 2 is convenient to disassemble and maintain in the later period. After the upper casing 2 is screwed tightly with the lower casing 1, the upper end of the mounting shaft 8 is inserted into the clamping groove 22 for fixation.

[0038] Further, the lower casing 1 is provided with a wiring part 3 and a magnetic steel 4 inside. The magnetic steel 4 is fixedly connected with the lower casing 1. The wiring part 3 is arranged below the magnetic steel 4. The wiring part 3 adopts a hard PCB board or a soft FPCB board. The magnetic steel 4 is provided with an electric brush 301 inside. The electric brush 301 is welded on the wiring part 3. The electric brush 301 is electrically connected with the wiring part 3.

[0039] Further, the mounting shaft 8 is sleeved with a support plate 5 and a circuit board 6. The bearing 803 is inserted into the center opening of the support plate 5 and the circuit board 6. The support plate 5 is rotatably connected with the mounting shaft 8 through the bearing 803. The circuit board 6 is provided with a commutator commutation circuit.

[0040] Specifically, the circuit board 6 is provided with a vibrator mounting groove 601 and a coil 602. The coil 602 and the circuit board 6 are fixedly connected with the support plate 5 through fasteners. The vibrator mounting groove 601 is provided with a vibrator 7. The vibrator 7 is fixedly connected with the circuit board 6 through fasteners.

[0041] After power supply, the electric energy is transported to the coil 602 through the wiring part 3 and the brush 301 to generate magnetic force, and the magnetic steel 4 has magnetic force, so that rotating force is generated, the coil 602 drives the circuit board 6, the vibrator 7 and the support plate 5 to be driven to rotate by the magnetic force, the vibrator 7 causes the support plate 5 to have different counterweights, and centrifugal force is generated when the support plate 5 rotates, and the flat motor realizes vibration.

[0042] Further, the lower end of the lower shell 1 and the top end of the upper shell 2 can be bonded with gaskets, so as to avoid scratching and bumping deformation during installation of the flat motor, and also to reduce noise during operation of the flat motor.

[0043] The working principle of the utility model is:

[0044] In use, the wiring part 3 and the brush 301 are first installed at the bottom of the lower shell 1, then the magnetic steel 4 is installed, the installation shaft 8 is clamped and screwed into the shaft installation groove 103, then the bearing 803 is connected with the support plate 5, then the bearing 803 is sleeved on the installation shaft 8, then the circuit board 6, the circuit board 602 and the vibrator 7 are installed, a tool is used to rotate the upper shell 2 to be installed, so that the installation of the flat motor is completed, after power supply, the electric energy is transported to the coil 602 through the wiring part 3 and the brush 301 to generate magnetic force, the coil 602 drives the circuit board 6, the vibrator 7 and the support plate 5 to be driven to rotate by the magnetic force, and the flat motor realizes vibration.

[0045] In the description of the utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model.

[0046] In the utility model, unless otherwise explicitly specified and limited, the terms "installation", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrated; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication or interaction relationship between two elements, unless otherwise explicitly limited. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0047] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0048] In the description of the present application, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0049] The basic principles, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A flat motor for easy installation, comprising a lower casing (1), an upper casing (2), characterized in that: The upper casing (2) is threadedly rotatably installed with the lower casing (1), the lower casing (1) is provided with an annular edge (101) at the edge thereof, and the annular edge (101) is provided with a wire outlet slot (102) penetrating therethrough; The lower casing (1) is provided with an axle mounting slot (103) at the center thereof, and the axle mounting slot (103) is provided with a mounting axle (8) which can be threadedly detached; The lower casing (1) is internally provided with a wiring part (3) and a magnetic steel (4), and the magnetic steel (4) is internally provided with an electric brush (301); The mounting axle (8) is sleeved with a rotatable supporting plate (5) and a circuit board (6), the circuit board (6) is provided with a vibrator mounting slot (601) and a coil (602), the coil (602) and the circuit board (6) are fixedly connected with the supporting plate (5) through fasteners, and the vibrator mounting slot (601) is internally provided with a vibrator (7) which is fixedly connected with the circuit board (6) through fasteners.

2. A flat motor for easy installation according to claim 1, characterized in that: The annular edge (101) is provided with external threads on the outside thereof, and the axle mounting slot (103) is internally provided with internal threads.

3. A flat motor for easy installation according to claim 2, characterized in that: The mounting axle (8) is provided with a clamping slot (801) at the upper end thereof.

4. A flat motor for easy installation according to claim 3, characterized in that: The mounting axle (8) is provided with a circular block (802) at the lower end thereof, the circular block (802) is provided with external threads on the outside thereof, and the circular block (802) is screwed into the axle mounting slot (103).

5. A flat motor for easy installation according to claim 1, characterized in that: The upper casing (2) is internally provided with a cavity (21), the cavity (21) is internally provided with internal threads, and the cavity (21) is threadedly screwed with the annular edge (101).

6. A flat motor for easy installation according to claim 5, characterized in that: The cavity (21) is internally provided with a clamping slot (22) at the center thereof, the upper casing (2) is provided with a protrusion (23) at the top end thereof, and the mounting axle (8) is inserted into the clamping slot (22) after the upper casing (2) and the lower casing (1) are threadedly screwed.

7. A flat motor for easy installation according to claim 1, characterized in that: The magnetic steel (4) is fixedly connected with the lower casing (1), the wiring part (3) is arranged below the magnetic steel (4), and the electric brush (301) is electrically connected with the wiring part (3).

8. A flat motor for easy installation according to claim 1, characterized in that: The mounting axle (8) is sleeved with a bearing (803) at the middle section thereof, and the supporting plate (5) is rotatably connected with the mounting axle (8) through the bearing (803).

9. A flat motor for easy installation according to claim 1, characterized in that: The lower casing (1) is provided with a gasket at the bottom end thereof, and the upper casing (2) is provided with a gasket at the top end thereof.

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