CN211701811U

CN211701811U - Plastic linear motor

Info

Publication number: CN211701811U
Application number: CN202020141303.6U
Authority: CN
Inventors: 杨佳泽
Original assignee: Dongguan Hongfu Run'en Technology Co ltd
Current assignee: Dongguan Hongfu Run'en Technology Co ltd
Priority date: 2020-01-22
Filing date: 2020-01-22
Publication date: 2020-10-16
Anticipated expiration: 2030-01-22

Abstract

The utility model discloses a plastic linear electric motor, include: the shell is arranged on the upper stator group and the lower stator group inside the shell; the grid rotor is arranged between the upper stator group and the lower stator group, and a magnet is arranged in the grid rotor; the moving component is arranged at the front end of the shell; the motion assembly comprises: the moving shaft penetrates through the shell; one end of the motion shaft is connected to the grid rotor and drives the grid rotor to linearly reciprocate, and the other end of the motion shaft is provided with a petal type vibration head. The linear motor of the utility model has simple and compact structure, and the shell is made of plastic materials, thus reducing the production cost; the utility model adopts a method of adding guide rods to the stepped upper and lower stator groups, which ensures smooth operation and solves the problem of product jamming in the past; the upper stator group and the lower stator group of the utility model adopt high temperature resistant paint leather wires to ensure long service life of products and smooth sliding of the vibrating bar component; the shell has small size and is convenient to carry and use; the control circuit assembly makes the operation more simple.

Description

Plastic linear motor

Technical Field

The utility model relates to the technical field of motors, more specifically the utility model relates to a plastic linear electric motor that says so.

Background

The motor is an electromagnetic device which converts or transmits electric energy according to the law of electromagnetic induction, or converts one form of electric energy into another form of electric energy. The electric motor converts electric energy into mechanical energy (commonly called as a motor), and the generator converts mechanical energy into electric energy. The motor is represented in the circuit by the letter "M" (old standard is "D"). Its main function is to generate driving torque as power source of electric appliance or various machines.

The linear motor is one of motors, and the linear motor is a transmission device that directly converts electric energy into mechanical energy for linear motion without any intermediate conversion mechanism. The rotary motor can be seen as being formed by cutting a rotary motor in the radial direction and expanding the rotary motor into a plane.

There are currently fewer linear motors available for use in some small massagers or drives.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a plastic linear electric motor.

In order to achieve the above purpose, the utility model adopts the following technical scheme: plastic linear electric motor includes: the shell is arranged on the upper stator group and the lower stator group inside the shell; the grid rotor is arranged between the upper stator group and the lower stator group, and a magnet is arranged in the grid rotor; the moving component is arranged at the front end of the shell; the motion assembly comprises: the moving shaft penetrates through the shell; one end of the motion shaft is connected to the grid rotor and drives the grid rotor to linearly reciprocate, and the other end of the motion shaft is provided with a petal type vibration head.

In a preferred technical solution, the housing includes: the upper stator group, the lower stator group and the grid rotor are limited in the shell, and a guide rod used for limiting the grid rotor to move linearly is arranged in the sleeve body.

In a preferred technical scheme, two ends of the guide rod are limited on the end cover and the bottom cover, and grooves for assembling the guide rod are arranged on two sides of the grid rotor so as to limit the linear movement of the grid rotor.

In a preferred technical scheme, the magnet is a permanent magnet.

In the preferred technical scheme, the shell is limited and installed on the end cover, and a channel for installing the movement shaft is arranged in the shell.

In a preferred technical scheme, the petal type vibration head is positioned outside the shell.

In a preferred technical scheme, a convex part for limiting a shell of the movement assembly is arranged at the end part of the sleeve body, and a corresponding buckle groove is arranged on the inner wall of the shell.

In a preferred technical scheme, a sleeve shaft is formed on the shell, and a hole for the sleeve shaft to pass through is formed on the end cover.

In a preferred technical scheme, the upper stator group and the lower stator group are provided with iron cores and winding groups.

Known through foretell technical scheme, compare with prior art, the utility model discloses following beneficial effect has: the linear motor of the utility model has simple and compact structure, and the shell is made of plastic materials, thus reducing the production cost; the utility model adopts a method of adding guide rods to the stepped upper and lower stator groups, which ensures smooth operation and solves the problem of product jamming in the past; the upper stator group and the lower stator group of the utility model adopt high temperature resistant paint leather wires to ensure long service life of products and smooth sliding of the vibrating bar component; the shell has small size and is convenient to carry and use; the control circuit assembly makes the operation more simple.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

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

FIG. 2 is a schematic view of the present invention in an exploded state;

fig. 3 is a schematic sectional view of the present invention.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

In the description of the present application, it is to be understood that the terms "longitudinal," "radial," "length," "width," "thickness," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present application. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Referring to fig. 1-3, the plastic linear motor includes: the stator assembly includes a case 100, an upper stator set 200 mounted inside the case 100, a lower stator set 300, a grid mover 400 mounted between the upper stator set 200 and the lower stator set 300, and a moving assembly 500.

In this embodiment, the upper stator set 200 and the lower stator set 300 drive the grid mover 400 to linearly move by an alternating magnetic field generated between the upper stator set 200 and the lower stator set 300 through an electromagnetic induction principle, so as to drive the moving assembly 500 to linearly move.

Specifically, the grid mover 400 has a mover substrate 410 and a magnet 420 installed in the mover substrate 410, the magnet 420 is a permanent magnet, and the mover substrate 410 is a non-magnetic material.

The motion assembly 500 includes: the grating-type vibration motor comprises a shell 510 and a moving shaft 520 penetrating the shell 510, wherein one end of the moving shaft 520 is connected to a grating mover 400 and is driven by the grating mover 400 to linearly reciprocate, and a petal-type vibration head 530 is arranged at the other end of the moving shaft 520.

The housing 100 includes: the stator assembly comprises a sleeve body 110, end covers 120 and a bottom cover 130, wherein the end covers 120 and the bottom cover 130 are arranged at two ends of the sleeve body 110, the upper stator assembly 200, the lower stator assembly 300 and the grid runner 400 are limited in the shell 100, and a guide rod 140 for limiting the grid runner 400 to move linearly is arranged in the sleeve body 110.

The guide rods 140 are defined at both ends thereof on the end cover 120 and the bottom cover 130, the length of the guide rods 140 is substantially equal to the length of the housing 100, and holes for the guide rods 140 to be inserted therethrough are formed in the end cover 120 and the bottom cover 130.

Grooves 401 for assembling the guide rods 140 are formed at both sides of the lattice mover 400 to limit the lattice mover 400 to be linearly movable only.

The housing 510 is limited and mounted on the end cap 120, a channel for mounting the moving shaft 520 is arranged in the housing 510, and after mounting, the petal-type vibrating head 530 is located outside the housing 510.

The end of the sleeve body 110 is provided with a convex part 111 for limiting the shell of the moving assembly; the inner wall of the shell 510 is provided with a corresponding catching groove.

A sleeve shaft 511 is formed on the housing 510, and a hole for the sleeve shaft 511 to pass through is formed on the end cover 120.

The upper stator group 200 and the lower stator group 300 are provided with iron cores and winding groups, and the upper stator group 200 and the lower stator group 300 adopt stepped structures, so that the operation is smoother.

When the grid mover 400 is operated, the upper stator set 200 and the lower stator set 300 are electrified to generate an alternating magnetic field, the permanent magnet of the grid mover 400 receives a magnetic field force in the alternating magnetic field to move and linearly move under the limitation of the guide rod 140, and the linear movement of the grid mover 400 is realized by changing the current direction; and since the moving axis 520 is fixed with the grid mover 400, the linear movement of the moving axis 520 is pushed.

The plastic linear motor of the utility model can be applied to the fields of adult products, toys and the like.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. Plastic linear electric motor, its characterized in that: the method comprises the following steps:

the outer shell is provided with a plurality of grooves,

an upper stator set and a lower stator set mounted inside the housing;

the grid rotor is arranged between the upper stator group and the lower stator group, and a magnet is arranged in the grid rotor; the moving component is arranged at the front end of the shell;

the motion assembly comprises: the moving shaft penetrates through the shell; one end of the motion shaft is connected to the grid rotor and drives the grid rotor to linearly reciprocate, and the other end of the motion shaft is provided with a petal type vibration head.

2. The plastic linear motor of claim 1, wherein: the housing includes: the upper stator group, the lower stator group and the grid rotor are limited in the shell, and a guide rod used for limiting the grid rotor to move linearly is arranged in the sleeve body.

3. The plastic linear motor of claim 2, wherein: two ends of the guide rod are limited on the end cover and the bottom cover, and grooves for assembling the guide rod are arranged on two sides of the grid rotor so as to limit the linear movement of the grid rotor.

4. The plastic linear motor of claim 1, wherein: the magnet is a permanent magnet.

5. The plastic linear motor of claim 1, wherein: the shell is limited and installed on the end cover, and a channel for installing the movement shaft is arranged in the shell.

6. The plastic linear motor of claim 1, wherein: the petal type vibration head is positioned outside the shell.

7. The plastic linear motor of claim 2, wherein: the end part of the sleeve body is provided with a convex part for limiting the shell of the moving assembly, and the inner wall of the shell is provided with a corresponding buckle groove.

8. The plastic linear motor of claim 2, wherein: the shell is formed with a sleeve shaft, and the end cover is formed with a hole for the sleeve shaft to pass through.

9. The plastic linear motor of claim 1, wherein: and the upper stator group and the lower stator group are provided with iron cores and winding groups.