CN213465954U

CN213465954U - Massager control circuit based on singlechip

Info

Publication number: CN213465954U
Application number: CN202021861011.6U
Authority: CN
Inventors: 岳卫杰
Original assignee: Hefei Panxin Electronic Co ltd
Current assignee: Hefei Panxin Electronic Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-06-18
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a massager control circuit based on singlechip relates to technical field. The utility model discloses the huo: the main control circuit is respectively connected with the key circuit and the action circuit; the key circuit inputs a control signal to the control circuit, and the main control circuit controls the motor to operate through the action circuit; the pin 1 of the control chip U1 is grounded, and the pin 20 of the control chip U1 is connected with the power supply module; one ends of the on-off key, the plus key and the minus key are all grounded; the other ends of the on-off key, the plus key and the minus key are respectively connected with 11-13 pins of a control chip U1; one end of the motor B1 is connected with a voltage source VCC, and the other end B1 of the motor is connected with the collector of the switching tube Q1; the transmitter of the switching tube Q1 is grounded; the base of the switching tube Q1 is connected with the pin 8 of the control chip U1. The utility model discloses a set up the PWM duty cycle of key circuit control chip output to the control comes the power of control motor, realizes the many gears power adjustment of massager, the user adjustment of being convenient for, and simple structure, it is with low costs.

Description

Massager control circuit based on singlechip

Technical Field

The utility model belongs to the technical field of the massager, especially relate to a massager control circuit based on singlechip.

Background

The massagers English (massagers) is a new generation of health care equipment developed according to physics, bionics, bioelectricity, traditional Chinese medicine and years of clinical practice. The multifunctional moxibustion instrument not only has eight simulation functions, so that a user can really experience the wonderful feelings of eight functions of acupuncture, massage, hammering, cupping, scraping, slimming and immunoregulation, but also has the unique effect of treating hypertension. The independent soft touch massage heads can relax muscles, relieve nerves, promote blood circulation, enhance cell metabolism, enhance skin elasticity, relieve fatigue, obviously relieve various chronic pains, acute pains and muscular soreness, relax body, relieve pressure and reduce skin wrinkles.

The massagers on the market generally have only a plurality of gears, the massage intensity is preset by manufacturers, and users cannot independently set the massage intensity.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a massager control circuit based on singlechip, through setting up the PWM duty cycle of key circuit control chip output to the control comes the power of control motor, realizes the adjustment of many gears power of massager, and the user of being convenient for adjusts, and simple structure is with low costs.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a massager control circuit based on a single chip microcomputer, which comprises a key circuit, a main control circuit and an action circuit, wherein the main control circuit is respectively connected with the key circuit and the action circuit; the key circuit inputs a control signal to the control circuit, and the main control circuit controls the motor to operate through the action circuit; the main control circuit comprises a control chip U1; the pin 1 of the control chip U1 is grounded, and the pin 20 of the control chip U1 is connected with a power supply module; the key circuit comprises an on-off key, an add key and a subtract key; one ends of the on-off key, the plus key and the minus key are all grounded; the other ends of the on-off key, the plus key and the minus key are respectively connected with pins 11-13 of a control chip U1; the action circuit comprises a motor B1 and a switching tube Q1; one end of the motor B1 is connected with a voltage source VCC, and the other end B1 of the motor is connected with the collector of a switch tube Q1; the transmitter of the switching tube Q1 is grounded; the base electrode of the switching tube Q1 is connected with the pin 8 of the control chip U1.

Further, the control chip U1 is connected to a power module; the power module is a dry battery.

Further, the model of the control chip U1 is M8P 625.

Further, a matching resistor R3 is connected in series between the switch key and a pin 13 of the control chip U1; a matching resistor R2 is connected in series between the additional key and the 12 pins of the control chip U1; and a matching resistor R3 is connected in series between the minus key and the 11 pins of the control chip U1.

Further, the switching tube Q1 is an NPN transistor; a matching resistor R1 is connected in series between the base of the switching tube Q1 and the pin 8 of the control chip U1; and a grounding resistor R2 is connected between the base of the switching tube Q1 and the matching resistor R1.

Further, the motor B1 is a miniature direct current brush motor OT-RF-1230.

The utility model discloses following beneficial effect has:

the utility model discloses a set up the PWM duty cycle of key circuit control chip output to the control comes the power of control motor, realizes the many gears power adjustment of massager, the user adjustment of being convenient for, and simple structure, it is with low costs.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

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

FIG. 1 is a circuit diagram of a control circuit of a massager based on a single chip microcomputer;

FIG. 2 is a circuit diagram of a key circuit;

fig. 3 is a circuit diagram of an operating circuit.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-3, the utility model relates to a massager control circuit based on a single chip microcomputer, which comprises a key circuit, a main control circuit and an action circuit, wherein the main control circuit is respectively connected with the key circuit and the action circuit; the key circuit inputs a control signal to the control circuit, and the main control circuit controls the motor to operate through the action circuit; the control chip U1 is connected with the power supply module; the power module is a dry battery;

the main control circuit comprises a control chip U1; the model of the control chip U1 is M8P 625; the pin 1 of the control chip U1 is grounded, and the pin 20 of the control chip U1 is connected with the power supply module; the key circuit comprises an on-off key, an add key and a subtract key; one ends of the on-off key, the plus key and the minus key are all grounded; the other ends of the on-off key, the plus key and the minus key are respectively connected with 11-13 pins of a control chip U1; a matching resistor R3 is connected in series between the switch key and the pin 13 of the control chip U1; a matching resistor R2 is connected in series between the additional key and the 12 pins of the control chip U1; a matching resistor R3 is connected in series between the minus key and the 11 pins of the control chip U1;

the action circuit comprises a motor B1 and a switch tube Q1; one end of the motor B1 is connected with a voltage source VCC, and the other end B1 of the motor is connected with the collector of the switching tube Q1; the transmitter of the switching tube Q1 is grounded; the base electrode of the switching tube Q1 is connected with the pin 8 of the control chip U1; the switching tube Q1 is an NPN triode; a matching resistor R1 is connected in series between the base of the switching tube Q1 and the pin 8 of the control chip U1; a grounding resistor R2 is connected between the base of the switching tube Q1 and the matching resistor R1; the motor B1 is a miniature DC brush motor OT-RF-1230.

One specific application of this embodiment is: the work flow of the massager control circuit based on the single chip microcomputer is as follows: after the dry battery is installed, the key system is initialized by pressing, the product is started, the control chip U1 drives the motor to work through PWM waves, and the motor realizes the massage vibration effect by connecting the massage head. The user wants to adjust the massage intensity can be realized by adding and subtracting keys, the PWM duty ratio is improved by 5% when the user presses the adding key once, the PWM duty ratio is reduced by 5% when the user presses the subtracting key once, the highest duty ratio is 90%, and the lowest duty ratio is 30%. After the user shuts down, the control chip U1 memorizes data before shutdown based on the built-in memory function, and resumes the state before shutdown after restarting.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a massager control circuit based on singlechip, includes keying circuit, master control circuit and action circuit, its characterized in that: the main control circuit is respectively connected with the key circuit and the action circuit; the key circuit inputs a control signal to the control circuit, and the main control circuit controls the motor to operate through the action circuit;

the main control circuit comprises a control chip U1; the pin 1 of the control chip U1 is grounded, and the pin 20 of the control chip U1 is connected with a power supply module;

the key circuit comprises an on-off key, an add key and a subtract key; one ends of the on-off key, the plus key and the minus key are all grounded; the other ends of the on-off key, the plus key and the minus key are respectively connected with pins 11-13 of a control chip U1;

the action circuit comprises a motor B1 and a switching tube Q1; one end of the motor B1 is connected with a voltage source VCC, and the other end B1 of the motor is connected with the collector of a switch tube Q1; the transmitter of the switching tube Q1 is grounded; the base electrode of the switching tube Q1 is connected with the pin 8 of the control chip U1.

2. The control circuit of the massager based on the single chip microcomputer of claim 1, wherein the control chip U1 is connected with a power supply module; the power module is a dry battery.

3. The control circuit of claim 1, wherein the control chip U1 is M8P 625.

4. The control circuit of claim 1, wherein a matching resistor R3 is connected in series between the on-off switch and the pin 13 of the control chip U1; a matching resistor R2 is connected in series between the additional key and the 12 pins of the control chip U1; and a matching resistor R3 is connected in series between the minus key and the 11 pins of the control chip U1.

5. The control circuit of a massage device based on a single chip microcomputer according to claim 1, wherein the switching tube Q1 is an NPN transistor;

a matching resistor R1 is connected in series between the base of the switching tube Q1 and the pin 8 of the control chip U1;

and a grounding resistor R2 is connected between the base of the switching tube Q1 and the matching resistor R1.

6. The control circuit of the massager based on the single chip microcomputer of claim 1, wherein the motor B1 is a micro DC brush motor OT-RF-1230.