Balance sensor

Abstract

The utility model relates to a balance sensor. The balance sensor comprises a main control circuit, a gyroscope circuit, a preprocessing circuit and a voltage stabilizing circuit, wherein the gyroscope circuit, the preprocessing circuit and the voltage stabilizing circuit are electrically connected with the main control circuit; the gyroscope circuit is used for collecting an inclination angle signal; the preprocessing circuit is used for preprocessing the inclination angle signal; the main control circuit controls external alarm equipment according to the preprocessed inclination angle signal; and the voltage stabilizing circuit is used for supplying power. According to the utility model, a gyroscope circuit acquires an inclination angle signal and transmits the inclination angle signal to a main control circuit; the main control circuit transmits the inclination angle signal to the preprocessing circuit, and the preprocessing circuit processes the inclination angle signal, filters out an error signal and transmits the processed inclination angle signal back to the main control circuit; and the main control circuit outputs a control signal to the controlled object according to the processed inclination angle signal.

Description

Technical Field

[0001] The utility model relates to the technical field of sensors; specifically, the utility model relates to a balance sensor. Background Art

[0002] With the development of science and technology, various new devices have been designed, produced and used. However, during the use, the devices may tilt, which greatly reduces the use effect of the devices. For example, the tilt of the lamp will affect the lighting effect. Utility Model Content

[0003] The purpose of the utility model is to provide a balancing sensor, which can solve or at least alleviate one or more of the above-mentioned problems and other problems existing in the prior art.

[0004] In order to achieve the above-mentioned object, the utility model provides a balance sensor, wherein the balance sensor comprises:

[0005] A main control circuit, and a gyroscope circuit, a preprocessing circuit and a voltage stabilizing circuit electrically connected to the main control circuit;

[0006] The gyroscope circuit is used to collect the inclination signal; the preprocessing circuit preprocesses the inclination signal; the main control circuit controls the external alarm device according to the preprocessed inclination signal; and the voltage stabilizing circuit is used to supply power.

[0007] In the balance sensor as described above, optionally, the gyroscope circuit includes a chip U2, the model of the chip U2 is QMI8658, the pin 1 of the chip U2 is connected to one end of the resistor R2 and one end of the resistor R3, the other end of the resistor R2 is connected to the 3.3V voltage, and the other end of the resistor R3 is grounded; the pin 2 and pin 3 of the chip U2 are both grounded; the pin 5 of the chip U2 is connected to one end of the capacitor C5 and the 3.3V voltage, and the other end of the capacitor C5 is grounded; the pin 6 and pin 7 of the chip U2 are both grounded; the pin 8 of the chip U2 is connected to one end of the capacitor C1, and the other end of the capacitor C1 is grounded.

[0008] In the above-mentioned balanced sensor, optionally, the pre-processing circuit includes a chip U4, the model of the chip U4 is SP485, the pin 1 of the chip U4 is connected to one end of the resistor R4, and the other end of the resistor R4 is connected to one end of the resistor R5 and a 3.3V voltage; the pin 2 of the chip U4 is connected to the other end of the resistor R5 and the collector of the transistor Q1; the pin 3 of the chip U4 is connected to the pin 2 of the chip U4; the pin 4 of the chip U4 is connected to the emitter of the transistor Q1 and is grounded, and the transistor The base of Q1 is connected to one end of the resistor R7; the pin 5 of the chip U4 is connected to one end of the resistor R9 and is grounded; the pin 6 of the chip U4 is connected to one end of the resistor R6, one end of the resistor R8, and the first end of the diode D1; the pin 7 of the chip U4 is connected to the other end of the resistor R9, the other end of the resistor R8, and the second end of the diode D1, and the third end of the diode D1 is grounded; the pin 8 of the chip U4 is connected to the other end of the resistor R6, one end of the capacitor C11 and the 3.3V voltage, and the other end of the capacitor C11 is grounded

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] According to the balance sensor of the utility model, the gyroscope circuit collects the inclination signal and transmits it to the main control circuit; the main control circuit transmits the inclination signal to the preprocessing circuit, the preprocessing circuit processes the inclination signal, filters out the error signal, and transmits the processed inclination signal back to the main control circuit; the main control circuit outputs a control signal to the controlled object according to the processed inclination signal. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 is a circuit diagram of a balance sensor of the utility model;

[0012] Figure 2 The circuit diagram of the main control circuit in the balance sensor of the utility model;

[0013] Figure 3 A circuit diagram of a gyroscope circuit in a balance sensor of the utility model;

[0014] Figure 4 A circuit diagram of a pre-processing circuit in a balancing sensor of the utility model;

[0015] Figure 5 The utility model is a circuit diagram of a voltage stabilizing circuit in a balanced inductor.

[0016] In the figure: 1. Main control circuit; 2. Gyroscope circuit; 3. Preprocessing circuit; 4. Voltage stabilizing circuit. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] It should be noted that, in the description of the present invention, the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside" and "outside" indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. The terms "first", "second" and similar words used in the description of the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components, and therefore cannot be understood as limitations on the present invention.

[0019] Furthermore, it should be understood that for the sake of ease of description, the sizes of the various components shown in the drawings are not drawn according to actual proportions. For example, the thickness or width of certain layers may be exaggerated relative to other layers.

[0020] It should be noted that like reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined or described in one drawing, it will not require further detailed discussion and description in the description of the subsequent drawings.

[0021] Figure 1 The circuit diagram of the balance sensor of the utility model shows a main control circuit 1, a gyroscope circuit 2, a pre-processing circuit 3 and a voltage stabilizing circuit 4 of the balance sensor.

[0022] like Figure 1-5 As shown, the gyroscope circuit 2 , the preprocessing circuit 3 and the voltage stabilizing circuit 4 are all electrically connected to the main control circuit 1 .

[0023] Specifically, the gyroscope circuit 2 is used to collect the tilt signal; the preprocessing circuit 3 preprocesses the tilt signal; the main control circuit 1 controls the external alarm device according to the preprocessed tilt signal; the voltage stabilizing circuit 4 is used to convert the external 5V power supply into 3.3V for power supply.

[0024] Among them, P1 is the power port, P2 is the burning port, and P3 is the signal port.

[0025] Furthermore, the gyroscope circuit 2 includes a chip U2, the model of which is QMI8658. Pin 1 of chip U2 is connected to one end of resistor R2 and one end of resistor R3, the other end of resistor R2 is connected to a 3.3V voltage, and the other end of resistor R3 is grounded; pin 2 and pin 3 of chip U2 are both grounded; pin 5 of chip U2 is connected to one end of capacitor C5 and a 3.3V voltage, and the other end of capacitor C5 is grounded; pin 6 and pin 7 of chip U2 are both grounded; pin 8 of chip U2 is connected to one end of capacitor C1, and the other end of capacitor C1 is grounded.

[0026] Furthermore, the preprocessing circuit 3 includes a chip U4, the model of which is SP485. Pin 1 of chip U4 is connected to one end of resistor R4, and the other end of resistor R4 is connected to one end of resistor R5 and a 3.3V voltage; pin 2 of chip U4 is connected to the other end of resistor R5 and to the collector of transistor Q1; pin 3 of chip U4 is connected to pin 2 of chip U4; pin 4 of chip U4 is connected to the emitter of transistor Q1 and to ground, and the base of transistor Q1 is connected to one end of resistor R7; pin 5 of chip U4 is connected to one end of resistor R9 and to ground; pin 6 of chip U4 is connected to one end of resistor R6, one end of resistor R8, and a first end of diode D1; pin 7 of chip U4 is connected to the other end of resistor R9, the other end of resistor R8, and a second end of diode D1, and a third end of diode D1 is grounded; pin 8 of chip U4 is connected to the other end of resistor R6, one end of capacitor C11 and a 3.3V voltage, and the other end of capacitor C11 is grounded.

[0027] When in use, the gyro circuit 2 collects the tilt angle signal and transmits it to the main control circuit 1; the main control circuit 1 transmits the tilt angle signal to the preprocessing circuit 3, the preprocessing circuit 3 processes the tilt angle signal, filters out the error signal, and transmits the processed tilt angle signal back to the main control circuit 1; the main control circuit 1 outputs a control signal to the controlled object according to the processed tilt angle signal. That is, when the gyro circuit 2 detects that the device is tilted, the device may be in an abnormal state, and the alarm light of the controlled object is controlled to sound an alarm.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A balance sensor, characterized in that: The balance sensor comprises: a main control circuit (1), a gyroscope circuit (2) electrically connected to the main control circuit (1), a preprocessing circuit (3) and a voltage stabilizing circuit (4); The gyroscope circuit (2) is used to collect the tilt angle signal; the preprocessing circuit (3) preprocesses the tilt angle signal; the main control circuit (1) controls the external alarm device according to the preprocessed tilt angle signal; and the voltage stabilizing circuit (4) is used to supply power.

2. The balance sensor according to claim 1, characterized in that: The gyroscope circuit (2) comprises a chip U2, the model of the chip U2 is QMI8658, the pin 1 of the chip U2 is connected to one end of a resistor R2 and one end of a resistor R3, the other end of the resistor R2 is connected to a 3.3V voltage, and the other end of the resistor R3 is grounded; the pin 2 and the pin 3 of the chip U2 are both grounded; the pin 5 of the chip U2 is connected to one end of a capacitor C5 and a 3.3V voltage, and the other end of the capacitor C5 is grounded; the pin 6 and the pin 7 of the chip U2 are both grounded; the pin 8 of the chip U2 is connected to one end of a capacitor C1, and the other end of the capacitor C1 is grounded.

3. The balance sensor according to claim 2, characterized in that: The preprocessing circuit (3) comprises a chip U4, the model of which is SP485; a pin 1 of the chip U4 is connected to one end of a resistor R4, and the other end of the resistor R4 is connected to one end of a resistor R5 and a 3.3V voltage; a pin 2 of the chip U4 is connected to the other end of the resistor R5 and to the collector of a transistor Q1; a pin 3 of the chip U4 is connected to a pin 2 of the chip U4; a pin 4 of the chip U4 is connected to the emitter of the transistor Q1 and to ground, and a base of the transistor Q1 is connected to the resistor R5; a pin 5 of the chip U4 is connected to the emitter of the transistor Q1 and to ground, and a base of the transistor Q1 is connected to the resistor R5; a pin 6 of the chip U4 is connected to the emitter of the transistor Q1 and to ground, and a pin 7 of the chip U4 is connected to the base of the transistor Q1 and to the resistor R5; a pin 8 of the chip U4 is connected to the emitter of the transistor Q1 and to ground, and a pin 9 of the chip U4 is connected to the base of the transistor Q1 and to the resistor R5; a pin 10 of the chip U4 is connected to the emitter of the transistor Q1 and to ground, and a pin 11 of the chip U4 is connected to the base of the transistor Q1 and to the resistor R5; a pin 12 of the chip U4 is connected to the base of the transistor Q1 and to the collector of the transistor Q1; a pin 13 of the chip U4 is connected to the emitter of the transistor Q1 and to ground, and a pin 14 of the chip U4 is connected to the base of the transistor Q1 and to the resistor R5; a pin 15 of the chip U4 is connected to the base of the transistor Q1 and to the collector of the transistor Q1; a pin 16 of the chip U4 is connected to the base of the transistor Q1 and to the collector of the transistor Q1; a pin 17 of the chip U R7 is connected; Pin 5 of the chip U4 is connected to one end of the resistor R9 and is grounded; Pin 6 of the chip U4 is connected to one end of the resistor R6, one end of the resistor R8, and the first end of the diode D1; Pin 7 of the chip U4 is connected to the other end of the resistor R9, the other end of the resistor R8, and the second end of the diode D1, and the third end of the diode D1 is grounded; Pin 8 of the chip U4 is connected to the other end of the resistor R6, one end of the capacitor C11 and a 3.3V voltage, and the other end of the capacitor C11 is grounded.

Images