CN203259492U

CN203259492U - Gutter oil detection device

Info

Publication number: CN203259492U
Application number: CN 201320177302
Authority: CN
Inventors: 赵翔; 俞涛; 陈培培; 廖红华
Original assignee: Hubei University for Nationalities
Current assignee: Hubei University for Nationalities
Priority date: 2013-04-11
Filing date: 2013-04-11
Publication date: 2013-10-30
Anticipated expiration: 2023-04-11

Abstract

The utility model relates to a gutter oil detection device which comprises a platinum black electrode, a signal processor, a thin film transistor (TFT) color screen, a buzzer warning module and a power circuit, and is characterized in that the power circuit (2) is respectively connected with a 220V power supply and the signal processor (1); the signal processor (1) is also connected with the TFT color screen (3), the buzzer warning module (4) and the platinum black electrode (5); the signal processor (1) consists of an ALTERA Cyclone II chip (11), an analog-digital (AD) module interface (12), a digital-analog conversion (DAC) module interface (13), a TFT color screen interface (14), a buzzer interface (15) and a power module interface (16). The gutter oil detection device has the beneficial effects of not only being capable of rapidly and accurately detecting the gutter oil, but also being very low in cost, and realizing detection without needing a very professional operator.

Description

A kind of detecting device for hogwash oil

Technical field

The utility model relates to a kind of detecting device for hogwash oil.

Background technology

At present, about the fast detecting of waste oil, detection technique or the method for several types have been arranged on the market, but shortcoming has respectively been arranged.Have sensitivity, characteristics accurately such as the fluorescence method analytic approach, but fluorometry testing laboratory is had relatively high expectations, finally the go out disturbing effect of factor of fluorescence is also very large simultaneously; Vapor-phase chromatography can only judge whether contain animal fat in the vegetable oil, can not differentiate whether be impregnated with waste oil in the vegetable oil; It is many that chromatography can select to detect index, can accurately, quantitatively detect trace materials, effective, but experimentation cost, relatively high to instrument and operator's requirement; Ultraviolet-visible spectrophotometry uses instrument simple, and detection speed is fast, and expense is low, but accuracy is lower, and it is larger to detect limitation.Nuclear magnetic resonance method mainly limits to and is for more general because containing the higher grease effect of the more solidifying point of saturated fatty acid, such as the peanut wet goods; Thin layer chromatography is for some not purified oil ratioes such as sesame oil, Chinese prickly ash wet goods and add oil such as the chilli oil of other compositions, false positive occurs easily.The used sense cycle of above-described these methods all long and used instrument mostly volume is large, cost is high, can not detect rapidly, easily waste oil.

Summary of the invention

The technical problems to be solved in the utility model has provided a kind of portable, detecting device for hogwash oil that integrated level is high simple in structure.

The technical solution of the utility model is: a kind of detecting device for hogwash oil, comprise platinum black electrode, signal processor, TFT color screen, buzzer warning module and power module, it is characterized in that power module (2) is connected on 220V power supply and the signal processor (1), signal processor (1) also is connected with TFT color screen (3), buzzer warning module (4) and platinum black electrode (5); Described signal processor (1) is comprised of ALTERA Cyclone II chip (11), AD module interface (12), DAC module interface (13), TFT color screen interface (14), buzzer interface (15) and power module interface (16), and the power module interface (16) of ALTERA Cyclone II chip (11) links to each other with power module; AD module interface (12) links to each other with parallel output interface (31); DAC module interface (13) links to each other with parallel input interface (41); TFT color screen interface (14) links to each other with TFT color screen (3); Buzzer interface (15) links to each other with buzzer warning module (4); Power module interface (16) links to each other with+3.3V voltage stabilizing interface (55); The AD module is comprised of parallel output interface (31) and ADS828 chip (32), and parallel output interface (31) links to each other with AD module interface (12); The GND of ADS828 chip (32) ,+the 5V pin connects respectively+5V voltage stabilizing interface (53); The signal_in pin of ADS828 chip (32) connects platinum black electrode (5) and links to each other; The DAC module is comprised of parallel input interface (41) and DAC7621 chip (42), and parallel input interface (41) links to each other with DAC module interface (13); The signal_out pin of DAC7621 chip (42) links to each other with platinum black electrode (5); Power module by 9V input direct voltage interface (51) and connect LM7805 chip (52) ,+5V voltage stabilizing interface (53), LM1117-3.3-0.8A chip (54) and+3.3V voltage stabilizing interface (55) forms, 9V input direct voltage interface (51) links to each other with external 9V D.C. regulated power supply; And the input that connects LM7805 chip (52) links to each other with 9V input direct voltage interface (51), exports with+5V voltage stabilizing interface (53) to link to each other; + 5V voltage stabilizing interface (53) links to each other with+3.3V voltage stabilizing interface (55), the power pins of ADS828 chip (32), the power pins of DAC7621 chip (42) respectively; The input of LM1117-3.3-0.8A chip (54) links to each other with+5V voltage stabilizing interface, and the output of LM1117-3.3-0.8A chip (54) links to each other with+3.3V voltage stabilizing interface.

The technical scheme that its technical matters that solves the utility model adopts is: adopt and survey electrical conductivity method detection waste oil.This novel 220V ac power supply of using, select platinum black electrode to make conductivity sensor, this sensor links to each other with signal processor by the SOPC platform building, and conductance signal directly is presented at testing result on the TFT color screen after through the signal processor processes analysis, if waste oil then system can report to the police.

The utility model detecting device for hogwash oil is a kind of portable, much higher function detecting device for hogwash oil of integrated level.Take the SOPC technology as core, adopt digital NCO nuclear to produce the two-way orthogonal signal, carry out related operation with measured signal, then obtain coherent signal by digital filter, by digital multiplier, totalizer, with original feeble signal peak extraction out, this system acquisition signal is realized amplification and the detection of feeble signal by the function that AD converts digital realization lock-in amplifier after the digital signal to.Signal processor can be processed rapidly and gather signal that conversion obtains and the result is presented on the TFT color screen accurate and visually.Electrode only needs simple the cleaning, has to reuse long service life.

The utility model power circuit 2 joins with the 220V alternating current, be the whole system power supply, platinum black electrode 5 links to each other with signal processor 1 the conductance signal input signal processor 1 of sample oil, obtain the conductivity of sample oil through signal processor 1 Treatment Analysis, by with the Conductivity Ratio of qualified samples oil, can differentiate whether waste oil of sample oil, differentiate the result and directly show at TFT color screen 3, and if trench then buzzer warning module 4 can send warning.

The beneficial effects of the utility model are: not only can detect quickly and accurately waste oil, and cost is very low, does not need very professional operator just can realize detecting.

Description of drawings

Fig. 1 is the schematic block diagram of detecting device for hogwash oil casing;

Fig. 2 is the signal processing module structural representation of detecting device for hogwash oil;

Fig. 3 is the AD module principle synoptic diagram of detecting device for hogwash oil;

Fig. 4 is detecting device for hogwash oil DAC module diagram;

Fig. 5 is the power module synoptic diagram of detecting device for hogwash oil;

In the accompanying drawing: 1-is signal processor; 2-is power module; 3-is the TFT color screen; 4-is the buzzer warning module; 5-is platinum black electrode; 11-is ALTERA Cyclone II chip; 12-is the AD module interface; 13-is the DAC module interface; 14-is TFT color screen interface; 15-is buzzer interface; 16-is the power module interface; 31-is the parallel output interface; 32-is the ADS828 chip; 41-is parallel input interface; 42-is the DAC7621 chip; 51-is 9V input direct voltage interface; 52-is and the LM7805 of company chip; 53-is+5V voltage stabilizing interface; 54-is the LM1117-3.3-0.8A chip; 55-is+3.3V voltage stabilizing interface.

Embodiment

Figure further specifies the utility model below in conjunction with drawings and Examples.

Embodiment: the utility model detecting device for hogwash oil is easy to operate simple.Detecting device for hogwash oil comprises platinum black electrode, signal processor, TFT color screen, buzzer warning module and power module, it is characterized in that power module 2 is connected on 220V power supply and the signal processor 1, signal processor 1 also is connected with TFT color screen 3, buzzer warning module 4 and platinum black electrode 5; Described signal processor 1 is comprised of ALTERA Cyclone II chip 11, AD module interface 12, DAC module interface 13, TFT color screen interface 14, buzzer interface 15 and power module interface 16, and the power module interface 16 of ALTERA Cyclone II chip 11 links to each other with power module; AD module interface 12 links to each other with parallel output interface 31; DAC module interface 13 links to each other with parallel input interface 41; TFT color screen interface 14 links to each other with TFT color screen 3; Buzzer interface 15 links to each other with buzzer warning module 4; Power module interface 16 links to each other with+3.3V voltage stabilizing interface 55; The AD module is comprised of parallel output interface 31 and ADS828 chip 32, and parallel output interface 31 links to each other with AD module interface 12; The GND of ADS828 chip 32 ,+the 5V pin connects respectively+5V voltage stabilizing interface 53; The signal_in pin of ADS828 chip 32 connects platinum black electrode 5 and links to each other; The DAC module is comprised of parallel input interface 41 and DAC7621 chip 42, and parallel input interface 41 links to each other with DAC module interface 13; The signal_out pin of DAC7621 chip 42 links to each other with platinum black electrode 5; Power module by 9V input direct voltage interface 51 and connect LM7805 chip 52 ,+5V voltage stabilizing interface 53, LM1117-3.3-0.8A chip 54 and+3.3V voltage stabilizing interface 55 forms, 9V input direct voltage interface 51 links to each other with external 9V D.C. regulated power supply; And the input that connects LM7805 chip 52 links to each other with 9V input direct voltage interface 51, exports with+5V voltage stabilizing interface 53 to link to each other; + 5V voltage stabilizing interface 53 links to each other with+3.3V voltage stabilizing interface 55, the power pins of ADS828 chip 32, the power pins of DAC7621 chip 42 respectively; The input of LM1117-3.3-0.8A chip 54 links to each other with+5V voltage stabilizing interface, and the output of LM1117-3.3-0.8A chip 54 links to each other with+3.3V voltage stabilizing interface.

The utility model detecting device for hogwash oil can the fast detecting waste oil, conductivity sensor, AD DAC module, DE2 development platform, TFT color screen, hummer, power circuit join successively, after circuit working is stable, conductivity sensor is put into oil samples to be detected and wait for 1 minute, the result just can show at the TFT color screen, if waste oil, then the hummer sample oil that prompting detects that can sound is waste oil, otherwise hummer can not sound.

Claims

1. detecting device for hogwash oil, comprise platinum black electrode, signal processor, TFT color screen, buzzer warning module and power module, it is characterized in that power module (2) is connected on 220V power supply and the signal processor (1), signal processor (1) also is connected with TFT color screen (3), buzzer warning module (4) and platinum black electrode (5); Described signal processor (1) is comprised of ALTERA Cyclone II chip (11), AD module interface (12), DAC module interface (13), TFT color screen interface (14), buzzer interface (15) and power module interface (16), and the power module interface (16) of ALTERA Cyclone II chip (11) links to each other with power module; AD module interface (12) links to each other with parallel output interface (31); DAC module interface (13) links to each other with parallel input interface (41); TFT color screen interface (14) links to each other with TFT color screen (3); Buzzer interface (15) links to each other with buzzer warning module (4); Power module interface (16) links to each other with+3.3V voltage stabilizing interface (55); The AD module is comprised of parallel output interface (31) and ADS828 chip (32), and parallel output interface (31) links to each other with AD module interface (12); The GND of ADS828 chip (32) ,+the 5V pin connects respectively+5V voltage stabilizing interface (53); The signal_in pin of ADS828 chip (32) connects platinum black electrode (5) and links to each other; The DAC module is comprised of parallel input interface (41) and DAC7621 chip (42), and parallel input interface (41) links to each other with DAC module interface (13); The signal_out pin of DAC7621 chip (42) links to each other with platinum black electrode (5); Power module by 9V input direct voltage interface (51) and connect LM7805 chip (52) ,+5V voltage stabilizing interface (53), LM1117-3.3-0.8A chip (54) and+3.3V voltage stabilizing interface (55) forms, 9V input direct voltage interface (51) links to each other with external 9V D.C. regulated power supply; And the input that connects LM7805 chip (52) links to each other with 9V input direct voltage interface (51), exports with+5V voltage stabilizing interface (53) to link to each other; + 5V voltage stabilizing interface (53) links to each other with+3.3V voltage stabilizing interface (55), the power pins of ADS828 chip (32), the power pins of DAC7621 chip (42) respectively; The input of LM1117-3.3-0.8A chip (54) links to each other with+5V voltage stabilizing interface, and the output of LM1117-3.3-0.8A chip (54) links to each other with+3.3V voltage stabilizing interface.