CN215068580U

CN215068580U - Anti-drop early warning sieve

Info

Publication number: CN215068580U
Application number: CN202120700667.8U
Authority: CN
Inventors: 张志刚; 战仕发; 韩建军; 祝石林; 孟祥忠
Original assignee: Shandong Boxuan Mineral Resources Technology Development Co ltd; Qingdao University of Science and Technology
Current assignee: Shandong Boxuan Mineral Resources Technology Development Co ltd; Qingdao University of Science and Technology
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-12-07
Anticipated expiration: 2031-04-07

Abstract

The utility model discloses an anti-drop early warning sieve belongs to the alarm technology field, including digital accelerometer part, low-power consumption microprocessor part and low-power consumption wireless module, the digital accelerometer part is used for gathering the motion state signal of vibration sieve and transmits for the low-power consumption microprocessor part, and the low-power consumption microprocessor part is used for waking up digital accelerometer to the collection processing of motion sensor data regularly, and the data result after low-power consumption wireless module awakens up through low-power consumption microprocessor regularly sends to the basic station, the utility model discloses utilize motion sensing technique, wireless transmission technique, but the working condition of real-time supervision vibration sieve, accomplish the early warning in advance that the sieve drops, the utility model discloses a wireless transmission technique will gather data remote transmission, has real-time, efficient advantage.

Description

Anti-drop early warning sieve

Technical Field

The utility model relates to the field of alarm technology, specifically an anti-drop early warning sieve.

Background

(1) The working condition inspection of the vibrating sieve plate of the screening machine of the traditional coal washery generally adopts a manual inspection mode, consumes a large amount of manpower, and cannot ensure the real-time performance and the accuracy of the inspection;

(2) after a vibrating screen plate of the screening machine falls off due to a fault, the vibrating screen plate can fall into the screening machine, the picking difficulty of workers is high, and the life safety of the workers is difficult to guarantee;

(3) the environmental noise of the working workshop of the coal washing plant is extremely high, and the coal dust in the air is seriously floated, so the health of workers is seriously influenced;

the anti-drop early warning monitoring of the vibrating sieve plate of the coal washing plant is a problem to be solved urgently in domestic coal mine enterprises and related enterprises.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti-drop early warning sieve to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an anti-drop early warning sieve, includes digital accelerometer part, low-power consumption microprocessor part and low-power consumption wireless module, digital accelerometer part is used for gathering the motion state signal of vibration sieve and transmits for the low-power consumption microprocessor part, and the low-power consumption microprocessor part is used for awakening up digital accelerometer regularly to the collection processing of motion sensor data, and the low-power consumption wireless module awakens up the data result after will handling through low-power consumption microprocessor's timing and conveys to the basic station.

As a further technical solution of the present invention: the digital accelerometer portion includes a status indicator light, a three-axis acceleration sensor, and a TEST & rsttkey module.

As a further technical scheme of the utility model, low-power consumption wireless module includes wireless communication module and board carries the antenna.

As the utility model discloses a further technical scheme, low-power consumption microprocessor part includes low-power consumption microprocessor, data cache RAM expansion module, E2ROM and RTC & CRY, and low-power consumption microprocessor connects data cache RAM expansion module, E2ROM and RTC & CRY respectively.

As the utility model discloses a further technical scheme still includes power module, and power module includes 3.6V battery, power conversion module, power management circuit and electric quantity detection circuit, and 3.6V battery passes through power conversion module and connects power management circuit, and power management circuit still connects low-power consumption microprocessor, and electric quantity detection circuit connects low-power consumption microprocessor.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses utilize motion sensing technique, wireless transmission technique, but real-time supervision vibrates the working condition of sieve, accomplishes the early warning that the sieve drops in advance, the utility model discloses a wireless transmission technique has real-time, efficient advantage with the remote transmission of data collection.

Drawings

Fig. 1 is an overall block diagram of the present invention.

Fig. 2 is a power supply circuit diagram.

Fig. 3 is a circuit diagram of an EEPROM memory.

Fig. 4 is a circuit diagram of an SRAM memory.

Fig. 5 is a 433 signal transmission module circuit diagram.

Fig. 6 is a circuit diagram of a power detection module.

Figure 7 is a circuit diagram of a low power microprocessor,

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, example 1: the utility model provides an anti-drop early warning sieve, includes digital accelerometer part, low-power consumption microprocessor part and low-power consumption wireless module, digital accelerometer part is used for gathering the motion state signal of vibration sieve and transmits for the low-power consumption microprocessor part, and the low-power consumption microprocessor part is used for awakening up digital accelerometer regularly to the collection processing of motion sensor data, and the low-power consumption wireless module awakens up the data result after will handling through low-power consumption microprocessor's timing and conveys to the basic station.

The digital accelerometer part comprises a status indicator light, a three-axis acceleration sensor and a TEST & RSTKEY module. The low power wireless module includes a wireless communication module and an on-board antenna. The low-power-consumption microprocessor part comprises a low-power-consumption microprocessor, a data cache RAM expansion module, an E2ROM and an RTC & CRY, and the low-power-consumption microprocessor is respectively connected with the data cache RAM expansion module, the E2ROM and the RTC & CRY. Still include power module, power module includes 3.6V battery, power conversion module, power management circuit and electric quantity detection circuitry, and 3.6V battery passes through power conversion module and connects power management circuit, and power management circuit still connects low-power consumption microprocessor, and electric quantity detection circuitry connects low-power consumption microprocessor.

The module in the design supplies power through an external storage battery when working normally, the USB power supply is adopted in the test stage, the power supply circuit has three protections of overcurrent protection, overvoltage protection and reverse protection, the external storage battery is connected with a voltage stabilizer after being protected to generate 2.8V voltage-stabilized output VDD _2V8, after VDD _2V8 passes through a series-parallel resistor capacitor, the voltage at two ends of the capacitor is recorded as VDD _ MCU, and the VDD _ MCU is connected with modules such as a low-power-consumption microprocessor, a digital accelerometer and an EEPROM for power supply.

The timing awakening is set in the low-power-consumption microprocessor, when the set time is up, the digital accelerometer is commanded to work through the pin 43, the digital accelerometer transmits the acquired vibration information to the EEPROM for temporary storage, at the moment, the pin 15 of the low-power-consumption microprocessor is at a high level, the SRAM is powered on, and the low-power-consumption microprocessor is helped to process the data transmitted to the EEPROM. 14 pin high level of low-power consumption microprocessor, power up for wireless communication module, the mode of 5 of low-power consumption wireless communication module, 6 pin control module, low-power consumption microprocessor 29, 32 pin are the low level, it is the low level to correspond low-power consumption

wireless communication module

5, 6 pin, communication module is in the mode of sending and receiving, the data that collects in the low-power consumption microprocessor passes through the low-power consumption wireless communication module of pin conveying, the module is with data transfer to the basic station simultaneously, after data transmission, the module is in the dormancy state again and waits for next awakening.

Embodiment 2, on the basis of embodiment 1, the design is provided with a JTAG interface for testing a chip; the UART interface is used for debugging module data problems SW2 and is a test key; the SW3 key is an asynchronous reset key, and when the pin is at low level, the MCU is in reset state, resetting all internal memories and SRAM.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an anti-drop early warning sieve, includes digital accelerometer part, low-power consumption microprocessor part and low-power consumption wireless module, its characterized in that, digital accelerometer part is used for gathering the motion state signal of vibration sieve and transmits for the low-power consumption microprocessor part, and the low-power consumption microprocessor part is used for awakening up digital accelerometer regularly to the collection processing of motion sensor data, and the low-power consumption wireless module awakens up the data result after will handling through low-power consumption microprocessor's timing and conveys to the basic station.

2. The fall arrest early warning screen panel of claim 1, wherein the digital accelerometer section comprises status indicator lights, three axis acceleration sensors and TEST & rsttkey module.

3. An anti-drop pre-warning screen panel as claimed in claim 2, wherein the low power wireless module comprises a wireless communication module and an on-board antenna.

4. The anti-drop early warning sieve plate of claim 2, wherein the low power consumption microprocessor part comprises a low power consumption microprocessor, a data cache RAM expansion module, an E2ROM and an RTC & CRY, and the low power consumption microprocessor is respectively connected with the data cache RAM expansion module, the E2ROM and the RTC & CRY.

5. The anti-drop early warning sieve plate of claim 1, further comprising a power module, wherein the power module comprises a 3.6V battery, a power conversion module, a power management circuit and a power detection circuit, the 3.6V battery is connected with the power management circuit through a power conversion module, the power management circuit is further connected with the low power consumption microprocessor, and the power detection circuit is connected with the low power consumption microprocessor.