Circuit system for tank maintenance
By designing a circuit system for tank maintenance, using fine filtering networks and appropriate component selection, the problems of slow response speed, poor anti-interference ability and insufficient accuracy of traditional systems are solved, and efficient and accurate speed detection and overall system reliability are achieved.
Patent Information
- Application Number
- CN202422354849.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-26
- Publication Date
- 2025-05-27
- Estimated Expiration
- 2034-09-26
AI Technical Summary
Traditional speed signal processing systems have problems such as slow response speed, poor anti-interference capability and insufficient accuracy during tank maintenance, which is difficult to meet the needs of modern tank maintenance for efficient and accurate.
A circuit system for tank maintenance is designed to enhance signal stability and system anti-interference ability through fine filtering networks and appropriate component selection. The system includes a power supply module, maintenance switch, microcontroller, speed detection module, display module, alarm module, storage module and reset module. Each module works together to improve the overall performance of the system.
Through fine filtering network and appropriate component selection, the signal stability and the anti-interference ability of the system are enhanced, the accuracy of speed detection and the overall reliability of the system are improved, and the monitoring and maintenance are facilitated.
Smart Images
Figure CN222914088U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of equipment maintenance and detection, and in particular to a circuit system for tank maintenance. Background Art
[0002] In the maintenance and overhaul process of heavy equipment, accurate acquisition and processing of speed signals is an important basis for evaluating the health status of the engine and transmission system. Traditional speed signal processing systems often have problems such as slow response speed, poor anti-interference ability, and insufficient accuracy, which makes it difficult to meet the high efficiency and accuracy requirements of modern tank overhaul. Therefore, it is particularly important to develop a new speed signal processing circuit system to improve overhaul efficiency and accuracy. Utility Model Content
[0003] The purpose of the utility model is to solve the defects of the current tank maintenance and provide a circuit system for tank maintenance, which has a simple structure and can enhance the stability of the signal and the anti-interference ability of the whole system through a fine filtering network and appropriate component selection.
[0004] The technical solution provided by the utility model is:
[0005] A circuit system for tank maintenance, comprising:
[0006] Power module, which provides stable power support for the entire system;
[0007] A maintenance switch connected to the power module and used to start or shut down the power module;
[0008] The single-chip microcomputer is the control center, processing the data in the system and controlling the coordinated work of various components;
[0009] A rotation speed detection module, which converts the voltage signal output by the Hall sensor into a pulse signal and then inputs it into the single chip microcomputer;
[0010] Display module, which is used to display the operating status and parameter information of the system;
[0011] An alarm module, which is used to send an alarm to the user in abnormal situations;
[0012] A storage module, which is used to store historical data of system operation;
[0013] A reset module, which is used to restore the system to an initial state;
[0014] Wherein, the power supply module, the rotation speed detection module, the display module, the alarm module, the storage module and the reset module are all connected to the single chip microcomputer;
[0015] The speed detection module comprises:
[0016] An input terminal, which inputs a sine wave voltage signal;
[0017] An output terminal, which outputs a pulse signal;
[0018] A first filter circuit, one end of which is connected to the input end and the other end is grounded;
[0019] The first switch triode has an emitter connected to the ground;
[0020] A second switch triode, the collector of which is connected to the output terminal and the emitter of which is grounded;
[0021] A voltage stabilizing diode, the anode of which is connected to the ground terminal of the first filter circuit and the emitter of the first switch triode, and the cathode of which is connected to the input terminal;
[0022] a first protection resistor, one end of which is connected to the first filter circuit, and the other end of which is connected to the base of the first switch transistor;
[0023] A second filter circuit, one end of which is connected to the collector of the first switch transistor and the other end of which is grounded;
[0024] a second protection resistor, one end of which is connected to the second filter circuit, and the other end of which is connected to the base of the second switch transistor;
[0025] Two collector resistors, which are respectively connected to the collector of the first switch triode and the collector of the second switch triode;
[0026] A voltage-dividing resistor is connected to the second filtering circuit.
[0027] Preferably, the first filtering circuit adopts an RC series-parallel filtering network.
[0028] Preferably, the second filtering circuit adopts an RC series filtering network.
[0029] Preferably, the voltage stabilizing diode is of model 1N4733A to stabilize the voltage at a safe amplitude.
[0030] Preferably, the two collector resistors are respectively a first collector resistor and a second collector resistor; the first collector resistor is connected to the collector of the first switching triode; and the second collector resistor is connected to the collector of the second switching triode.
[0031] Preferably, the first protection resistor, the second protection resistor, the first collector resistor and the second collector resistor are all 2 kΩ.
[0032] Preferably, the first switch transistor and the second switch transistor are both of model 2N3866.
[0033] The beneficial effects of the utility model are as follows: the circuit system for tank maintenance provided by the utility model has a simple structure, and through a sophisticated filtering network and appropriate component selection, the stability and reliability of the signal are enhanced, the accuracy of speed detection and the overall anti-interference ability of the system are improved, and monitoring and maintenance are convenient. BRIEF DESCRIPTION OF THE DRAWINGS
[0034] Figure 1 The utility model is a schematic diagram of the overall structure of the circuit system for tank maintenance.
[0035] Figure 2 The utility model is a schematic diagram of the structure of the rotation speed detection circuit for tank maintenance. DETAILED DESCRIPTION
[0036] The present invention will be further described in detail below in conjunction with the accompanying drawings so that those skilled in the art can implement the invention with reference to the description.
[0037] like Figure 1 As shown, the utility model provides a circuit system for tank maintenance, which includes: a power module, which provides stable power support for the entire system; a maintenance switch, which is connected to the power module and starts or shuts down the power module to control the start and stop of the entire system for easy maintenance and repair; a single-chip microcomputer, which is a control center, processes data in the system, and controls the coordinated work of various components; a speed detection module, which converts the voltage signal output by the Hall sensor into a pulse signal and inputs it into the single-chip microcomputer; the speed detection module detects the speed in real time to ensure that the system operates within a safe range; a display module, which is used to display the system's operating status, parameters and other information for user observation and monitoring; an alarm module, which is used to alarm in abnormal situations a storage module for storing historical data of system operation to provide a basis for troubleshooting and performance optimization; a reset module for restoring the system to an initial state; wherein the power module, the speed detection module, the display module, the alarm module, the storage module and the reset module are all connected to the single-chip microcomputer; the single-chip microcomputer receives information from the speed detection module, processes the data, and decides whether to send a signal to the alarm module according to the processing result; when the alarm module receives the alarm signal from the single-chip microcomputer, it alarms the user; the storage module is used to save all data and operation records and exchange data with the single-chip microcomputer.
[0038] like Figure 2As shown, the speed detection module includes: an input end, which inputs a sinusoidal voltage signal, and inputs the voltage signal output by the Hall sensor into the speed detection module; an output end, which outputs a pulse signal, and inputs the output pulse signal into the single-chip microcomputer; a first filtering circuit, which adopts an RC series-parallel filtering network, one end of which is connected to the input end and the other end is grounded; the first filtering circuit includes: a current limiting resistor R1 (10k), a first resistor R2 (10k) and a first capacitor C (0.004uF); the first resistor R2 (10k) and the first capacitor C (0.004uF) are connected in parallel and grounded respectively; the current limiting resistor R1 (10k) is used to protect the circuit, the One end of the current limiting resistor R1 (10k) is connected to the input end, and the other end is connected in series with the parallel circuit of the first resistor R2 (10k) and the first capacitor C (0.004uF), so as to filter the input sinusoidal voltage signal and filter out the high-frequency clutter caused by external environmental interference; the first switch triode Q1, whose emitter is grounded; the second switch triode Q2, whose collector is connected to the output end and whose emitter is grounded; the voltage stabilizing diode D1, wherein the voltage stabilizing diode adopts the 1N4733A model, so as to stabilize the voltage at a safe amplitude; the positive electrode of the voltage stabilizing diode D1 is connected to the ground end of the first filter circuit and the emitter of the first switch triode Q1, and the negative electrode is connected to the input end ; a first protection resistor R3 (2k), which is used to protect the circuit, one end of which is connected to the first filter circuit, and the other end is connected to the base of the first switch triode Q1; a second filter circuit, which adopts an RC series filter network, one end of which is connected to the collector of the first switch triode Q1, and the other end is grounded; the second filter circuit includes: a second capacitor C1 (1uF) and a second resistor R7 (10k), which are connected in series, the second capacitor C1 (1uF) is connected to the collector of the first switch triode Q1, the second resistor R7 (10k) is grounded, and the signal passing through the first switch triode Q1 is secondary filtered; a second protection resistor R6 (2k), which is used In the protection circuit, one end is connected to the second filtering circuit, and the other end is connected to the base of the second switch triode Q2; two collector resistors, which are a first collector resistor R4 (2k) and a second collector resistor R8 (2k); one end of the first collector resistor R4 (2k) is connected to the collector of the first switch triode Q1, and the other end is connected to Vcc; the second collector resistor R8 (2k) is connected to the collector of the second switch triode Q2; a voltage divider resistor R5 (10k), which is connected to the second filtering circuit; wherein the first switch triode Q1 and the second switch triode Q2 are both 2N3866 models, and have a switch function.
[0039] A Hall sensor is used, and the working principle of the Hall effect is utilized to output a voltage signal that is approximately a sine wave. The voltage signal is input from the input end into the speed detection module, filtered by the first filtering circuit, and the output signal is inverted by the switching action of the first switch triode Q1; the output signal is filtered by the second filtering circuit, and the output signal is inverted by the switching action of the second switch triode Q2, thereby obtaining a pulse signal in phase with the input voltage signal, and the pulse signal is input into the single-chip microcomputer. The signal detected by the speed detection module is digitally displayed by the display module, which is convenient for users to observe and monitor. If a fault occurs, the user is alarmed by the alarm module, and the fault record can be stored in the storage module at the same time, providing a basis for fault troubleshooting and performance optimization; after the detection is completed, the system can be reset by the reset module to prepare for the next fault troubleshooting.
[0040] The circuit system for tank maintenance provided by the utility model enhances the stability and reliability of signals through a fine filtering network and appropriate component selection, improves the accuracy of speed detection and the anti-interference ability of the system as a whole, and is convenient for monitoring and maintenance; adopts a modular design, and the functions of each component are clear, which is convenient for maintenance and upgrading; has high reliability, and through the speed detection and alarm system, abnormal situations can be discovered and handled in time, thereby improving the stability and safety of the system; is easy to monitor, and the display system provides real-time information, so that users can understand the operating status of the system at any time; data is traceable, and the storage system saves all data and operation records, which is convenient for subsequent analysis and optimization; has strong flexibility, and through single-chip microcomputer control, the operating parameters and modes of the system can be adjusted as needed; the circuit system for tank maintenance provided by the utility model realizes efficient, stable and safe operation through reasonable connection relationships and the coordinated work of various components, and has high flexibility and traceability, and efficiently converts the sinusoidal voltage signal output by the Hall sensor into a pulse signal through finely designed transistors and filter circuits, thereby ensuring the accuracy and stability of speed detection. This design not only improves the system's ability to monitor the rotational speed of tank engines and other components, but also enhances the overall reliability and response speed of the system, providing strong support for tank maintenance.
[0041] Although the implementation scheme of the utility model has been disclosed as above, it is not limited to the applications listed in the specification and implementation modes. It can be fully applied to various fields suitable for the utility model. For those familiar with the art, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the utility model is not limited to the specific details and the illustrations shown and described herein.
Claims
1. A circuit system for tank maintenance, characterized in that: include: Power module, which provides stable power support for the entire system; A maintenance switch connected to the power module and used to start or shut down the power module; The single-chip microcomputer is the control center, processing the data in the system and controlling the coordinated work of various components; A rotation speed detection module, which converts the voltage signal output by the Hall sensor into a pulse signal and then inputs it into the single chip microcomputer; Display module, which is used to display the operating status and parameter information of the system; An alarm module, which is used to send an alarm to the user in abnormal situations; A storage module, which is used to store historical data of system operation; A reset module, which is used to restore the system to an initial state; Wherein, the power supply module, the rotation speed detection module, the display module, the alarm module, the storage module and the reset module are all connected to the single chip microcomputer; The speed detection module comprises: An input terminal, which inputs a sine wave voltage signal; An output terminal, which outputs a pulse signal; A first filter circuit, one end of which is connected to the input end and the other end is grounded; The first switch triode has an emitter connected to the ground; A second switch triode, the collector of which is connected to the output terminal and the emitter of which is grounded; A voltage stabilizing diode, the anode of which is connected to the ground terminal of the first filter circuit and the emitter of the first switch triode, and the cathode of which is connected to the input terminal; a first protection resistor, one end of which is connected to the first filter circuit, and the other end of which is connected to the base of the first switch transistor; A second filter circuit, one end of which is connected to the collector of the first switch transistor and the other end of which is grounded; a second protection resistor, one end of which is connected to the second filter circuit, and the other end of which is connected to the base of the second switch transistor; Two collector resistors, which are respectively connected to the collector of the first switch triode and the collector of the second switch triode; A voltage-dividing resistor is connected to the second filtering circuit.
2. The circuit system for tank maintenance according to claim 1, characterized in that: The first filtering circuit adopts an RC series-parallel filtering network.
3. The circuit system for tank maintenance according to claim 1, characterized in that: The second filtering circuit adopts an RC series filtering network.
4. The circuit system for tank maintenance according to claim 1, characterized in that: The voltage stabilizing diode is 1N4733A, which stabilizes the voltage at a safe amplitude.
5. The circuit system for tank maintenance according to claim 1, characterized in that: The two collector resistors are respectively a first collector resistor and a second collector resistor; the first collector resistor is connected to the collector of the first switching triode; and the second collector resistor is connected to the collector of the second switching triode.
6. The circuit system for tank maintenance according to claim 5, characterized in that: The first protection resistor, the second protection resistor, the first collector resistor and the second collector resistor are all 2 kΩ.
7. The circuit system for tank maintenance according to claim 1, characterized in that: The first switch transistor and the second switch transistor are both 2N3866 type.