CN207528622U - Multifunction farm-chemical residual detection device - Google Patents
Multifunction farm-chemical residual detection device Download PDFInfo
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- CN207528622U CN207528622U CN201721522522.3U CN201721522522U CN207528622U CN 207528622 U CN207528622 U CN 207528622U CN 201721522522 U CN201721522522 U CN 201721522522U CN 207528622 U CN207528622 U CN 207528622U
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Abstract
The utility model discloses a kind of Multifunction farm-chemical residual detection devices, the Multifunction farm-chemical residual detection device includes housing, signal processing module and the memory being electrically connected with signal processing module are provided in the housing, housing upper surface is provided with the display screen and operation button being electrically connected with signal processing module, back side of shell is provided with the power interface being electrically connected with signal processing module, housing upper surface is provided with embedded cell, cell includes colorimetric groove body, LED light group is provided on the left wall face of cell, corresponding silicon photocell is provided in right wall, so that the light that LED light group is sent out is irradiated to silicon photocell across cuvette, LED light group can send out the light of different colours, so a variety of the Harmful Residues can be detected, it is versatile；The instrument is provided with water-bath, and acquisition sample can be evenly heated, and heating process is easy to control, and will not lead to the problem of heating overshoot；Purchase cost can be reduced using the instrument and reduces the occupancy of lab space.
Description
Technical field
The utility model is related to food harmful components detection device technology fields, and in particular to a kind of Multifunction farm-chemical residual
Detection device.
Background technology
Increasingly focus on as people are food-safe in daily life and have become increasingly aware of the pesticide in food
Wait the Harmful Residues that can bring significant damage to health, food-safe progress depth supervision is extremely urgent.It is for this purpose, national
A large amount of fund is put into supervise food security, but the instrumental function for being generally used for detection food security at present is relatively simple,
It can mainly have the following problems in this way：
First, instrument cannot be general.For example, during Detecting Pesticide, generally use Detecting Pesticide detector
It is detected, during the residue detection of sodium formaldehyde sulfoxylate, and needs to be detected using sodium formaldehyde sulfoxylate residue detection instrument, and in a huge sum of money
It during the residue detection of category, and needs to be detected using heavy-metal residual detector, each the Harmful Residue corresponds to one
Kind instrument, the function of each instrument is single, poor universality.
Second is that cause purchase cost height.The testing agency of profession needs to have a variety of to pesticide, sodium formaldehyde sulfoxylate and heavy metal etc.
The detectability of nuisance if being required to purchase a kind of instrument for each nuisance, can generate huge purchase cost.
Third, occupy lab space.Since various types instrument and equipment is required for having, cause to test between needing mostly
Room places in these instruments or each laboratory and places more instruments, seriously occupies lab space, be enterprise, mechanism,
Trade company etc. brings white elephant using department, consumes a large amount of social resources.
Utility model content
For the utility model mainly solving the technical problems that providing a kind of Multifunction farm-chemical residual detection device, solution is existing
Detecting Pesticide is single in technology, the uncurrent problem of instrument.
In order to solve the above technical problems, the utility model adopts the following technical solution：
A kind of Multifunction farm-chemical residual detection device is provided, including housing, be provided in the housing signal processing module and
The memory being electrically connected with the signal processing module, the housing upper surface are provided with the display being electrically connected with the signal processing module
Screen and operation button, the back side of shell are provided with the power interface being electrically connected with the signal processing module, which sets
Embedded cell is equipped with, which includes colorimetric groove body, which includes left wall face, right wall, front face, rear wall
Face, wall surface and the receiving cavity limited by left wall face, right wall, front face, rear surface and the wall surface, the accommodating chamber
Transparent cuvette is provided in body, at least two photochromic LED light groups, the right wall can be sent out by being provided on the left wall face
On be provided with corresponding silicon photocell, should so that the light that the LED light group is sent out is irradiated to the silicon photocell across the cuvette
Silicon photocell is electrically connected with the signal processing module, and the barn door hinged with the housing upper surface is provided with above the cell；
The upper surface of the housing is also embedded with the water-bath for being heated to sample to be tested.
Preferably, which includes a red LED lamp and a green LED lamp.
Preferably, heating element is provided with below the water-bath, which is connected in series to the power supply by relay and connects
Mouthful, the control terminal of the relay is connect with the signal processing module, which is additionally provided with is electrically connected with signal processing module
Temperature sensor.
Preferably, it is provided with the water-bath pot cover hinged with the upper surface of the housing above the water-bath.
Preferably, which is provided at least ten, the silicon photocell of each cell and the signal processing mould
Block is individually electrically connected.
Preferably, which is built-in with thermal printer, which is electrically connected with the signal processing module.
Preferably, the back side of the housing is additionally provided with the USB interface being electrically connected with the signal processing module.
Preferably, which is included for controlling the LED drive circuit of the LED light group, for the silicon light
The electric signal that battery generates is sampled and is converted to the AD sampling units of digital signal and STM32F103 processors, should
STM32F103 processors receive the electric signal of the AD sampling units and the temperature sensor, and control the relay, the relay
For HPR48A25 relays.
Compared with prior art, the advantageous effects of the utility model are：
1. the utility model Multifunction farm-chemical residual detection device is suitable for detecting a variety of the Harmful Residues, versatile.
The Multifunction farm-chemical residual detection device includes housing, be provided in the housing signal processing module and with signal processing module electricity
The memory of connection, housing upper surface are provided with the display screen and operation button being electrically connected with signal processing module, back side of shell
The power interface being electrically connected with signal processing module is provided with, housing upper surface is provided with embedded cell, and cell includes
Colorimetric groove body is provided with LED light group on the left wall face of cell, corresponding silicon photocell is provided in right wall, so that LED
The light that lamp group is sent out is irradiated to silicon photocell across cuvette, and LED light group can send out the monochromatic light of different colours, it is possible to
Detect a variety of the Harmful Residues.
2. the instrument is provided with water-bath, acquisition sample can be evenly heated.Traditional detecting instrument uses heating plate
It directly heats, be easy to cause heating overshoot, damage sample to be tested, and the heating process of the water-bath of present apparatus setting is easily controlled
System will not lead to the problem of heating overshoot.
3. reduce purchase cost.The instrument can be detected a variety of the Harmful Residues, be not required to a variety of by purchasing
Detecting instrument is detected, and saves a large amount of cost.
4. the occupancy of lab space is reduced, since the quantity of buying instrument is reduced, so more space will not be occupied.
Description of the drawings
Fig. 1 is the structure diagram of the utility model Multifunction farm-chemical residual detection device embodiment 1；
Fig. 2 is the schematic rear view of Multifunction farm-chemical residual detection device housing in Fig. 1；
Fig. 3 is the sectional view of Multifunction farm-chemical residual detection device cell in Fig. 1；
Fig. 4 is the electrical connection block diagram of Multifunction farm-chemical residual detection device in Fig. 1.
Each label is illustrated as in figure：11- housings, 111- signal processing modules, 112- memories, 113- display screens, 114-
Operation button, 115- power interfaces, 116- USB interfaces, 12- cells, 121- colorimetrics groove body, 122- left walls face, 123- right walls
Face, 124- wall surfaces, 125- receiving cavity, 1261- red LED lamps, 1262- green LED lamps, 127- silicon photocells, 13- colorimetrics
Ware, 14- barn doors, 15- thermal printers, 16- water-baths, 161- heating elements, 162- relays, 163- water-baths pot cover,
164- temperature sensors.
Specific embodiment
Illustrate specific embodiment of the present utility model, but following embodiment is only used with reference to the accompanying drawings and examples
It is described in detail the utility model, does not limit the scope of the utility model in any way.
Program that is involved or relying on is the conventional program or simple program of the art in following embodiment, ability
Field technique personnel can make conventional selection or are adaptively adjusted according to concrete application scene.Involved unit module or biography
The devices such as sensor are then conventional commercial product unless otherwise instructed.
Embodiment 1：
Also referring to Fig. 1 to Fig. 4.The Multifunction farm-chemical residual detection device that the utility model embodiment 1 provides includes
Housing 11 is provided with signal processing module 111 and the memory 112 being electrically connected with signal processing module 111, shell in the housing 11
11 upper surface of body is provided with the display screen 113 being electrically connected with signal processing module 111 and operation button 114, and 11 back side of housing is set
Power interface 115 is equipped with, power interface 115 is electrically connected with signal processing module 111.Signal processing module 111 is used to handle number
According to memory 112 is for storing data, and operation button 114 inputs control information signal processing module 111 and works, display screen 113
Show the data result that signal processing module 111 is handled.11 upper surface of housing is provided with cell 12, is packed into cell 12
The acquisition sample of associated agricultural product, acquisition sample here refer to the liquid reagent for obtaining agricultural product processing later, generally will
The agricultural product shearing of acquisition, which fragmentates, to be put into buffer solution after a period of time, is tried buffer solution as the acquisition of agricultural product
Sample is detected.
Cell 12 include colorimetric groove body 121, colorimetric groove body 121 include left wall face 122, right wall 123, front face, after
Wall surface（Front face and rear surface are not shown in figure）, wall surface 124 and by left wall face 122, right wall 123, front face, rear wall
The receiving cavity 125 that face and wall surface 124 are limited is provided with transparent cuvette 13, right wall 123 in receiving cavity 125
On be provided with LED light group, which includes a red LED lamp 1261 and a green LED lamp 1262, on left wall face 122
Corresponding silicon photocell 127 is provided with, so that the light that LED light group is sent out is irradiated to silicon photocell 127, silicon across cuvette 13
Photocell 127 is electrically connected with signal processing module 11, and 12 top of cell is additionally provided with the shading hinged with 11 upper surface of housing
Plate 14.Red LED lamp 1261 or green LED lamp are controlled by 114 input control signal of operation button to signal processing module 111
1262 light, and light the LED light of different colours for detecting different types of nuisance.
Specifically, for example, the instrument is for when detecting persticide residue, control red LED lamp 1261 to light, by agricultural product
Acquisition sample be fitted into cuvette 13, add suitable cholinesterase solution and color developing agent and appropriate acetylcholine be molten
Liquid, cholinesterase can catalysed promoted acetylcholine hydrolyzation, acetylcholine hydrolyzation object reacted with color developing agent generate coloring matter, second
Phatidylcholine hydrolysate is more, and the coloring matter of generation is more, and coloring matter can absorb the light that red LED lamp 1261 is sent out, and have
Machine phosphorus and carbamate chemicals for agriculture are inhibited to cholinesterase, and the illumination that red LED lamp 1261 is sent out is mapped to silicon
Opto-electronic conversion can occur on photocell 127, the illumination that silicon photocell 127 receives is more, and electric signal is stronger, signal processing module
111 pass through the content for acquiring Organophosphorus and carbamate pesticides class pesticide in sample for the variation detection agricultural product for acquiring electric signal.
For another example, when being used to detect heavy metal using ultraviolet-visible spectrophotometry by the instrument, green LED lamp is controlled
1262 light, and the acquisition sample of agricultural product is fitted into cuvette 13, add in color developing agent make acquisition sample be converted into ultraviolet and
Light in visible region has the compound of absorption to carry out photometering, this be at present it is most widely used to heavy metal into
The means of row test, detection sensitivity are higher.
Cell 12 is provided at least ten, and the silicon photocell 127 and signal processing module 111 of each cell 12 are single
Solely electrical connection, so multiple cells 12 can detect the acquisition sample of multiple agricultural product simultaneously, detection speed is fast.
The back side of housing 11 is provided with power switch 17, and power interface 115 passes through power switch 17 and signal processing module
111 electrical connections.
The thermal printer 15 being electrically connected with signal processing module 111, thermal printer are additionally provided in detection device
15 can real time print go out testing result, convenient for record agricultural product pesticide concentration.
Further, the upper surface of housing 11 is also embedded with the water-bath 16 for being heated to acquisition sample, water-bath
The lower section of pot 16 is provided with heating element 161, and heating element 161 is connected in series to power interface 115, relay by relay 162
162 control terminal is connect with signal processing module 111, and relay 162 is HPR48A25 relays.Water-bath 16 be additionally provided with
The temperature sensed is transferred at signal by the temperature sensor 164 that signal processing module 111 is electrically connected, temperature sensor 164
Module 111 is managed, and is shown on display screen 113, so that testing crew refers to, the temperature for preventing water in water-bath 16 is excessively high.
Signal processing module 111 include for control the LED drive circuit of the light on and off of each LED light in LED light group, for pair
The electric signal that silicon photocell 127 generates is sampled and is converted to the AD sampling units of digital signal and STM32F103 processing
Device, STM32F103 processors receive the electric signal of AD sampling units and temperature sensor 164, and control relay 162, relay
Device 162 is HPR48A25 relays.
Traditional mode is that acquisition sample is directly heated using heating plate, because the heating power of heating plate is big, acquisition
The specific heat of sample is again small, be easy to cause heating overshoot, and damage acquisition sample causes detection inaccurate.The utility model embodiment
The detecting instrument of offer is placed in water by adding water in water-bath 16, and by sample to be tested, and the specific heat of water is very big, and is added
The temperature-controllable of heat to sample to be tested homogeneous heating, will not be overshooted there is a situation where heating.
The top of water-bath 16 is provided with the water-bath pot cover 163 hinged with the upper surface of housing 11, the instrument when not in use,
Covering water-bath pot cover 163 prevents water-bath 16 from falling into the pollutants such as grieshoch, keeps the cleaning in water-bath 16.
Further, the back side of housing 11 is additionally provided with the usb 1 16 being electrically connected with signal processing module 111, passes through
Usb 1 16 is connected with host computer, the detection device can be operated by host computer, certainly, the detection device
Can be with independent operation, but by connecting host computer, man-machine interaction effect is more preferable.
Based on above-described embodiment, the utility model Multifunction farm-chemical residual detection device includes housing, is set in the housing
There are signal processing module and the memory being electrically connected with signal processing module, housing upper surface is provided with and signal processing module electricity
The display screen and operation button of connection, back side of shell are provided with the power interface being electrically connected with signal processing module, housing upper table
Face is provided with embedded cell, and cell includes colorimetric groove body, LED light group, right wall are provided on the left wall face of cell
On be provided with corresponding silicon photocell so that the light that LED light group is sent out is irradiated to silicon photocell, LED light group across cuvette
The light of different colours can be sent out, it is possible to a variety of the Harmful Residues are detected, it is versatile；The instrument is provided with water-bath,
Acquisition sample can be evenly heated, heating process is easy to control, and will not lead to the problem of heating overshoot；It can using the instrument
It reduces purchase cost and reduces the occupancy of lab space.
The utility model is described in detail above in conjunction with drawings and examples, still, the skill of technical field
Art personnel, can also be to each specific in above-described embodiment it is understood that under the premise of the utility model aims are not departed from
Parameter changes, and forms multiple specific embodiments, is the common variation range of the utility model, no longer detailed one by one herein
It states.
Claims (8)
1. a kind of Multifunction farm-chemical residual detection device including housing, is provided with signal processing module, the shell in the housing
Body upper surface is provided with the display screen and operation button being electrically connected with the signal processing module, the back side of shell be provided with
The power interface of the signal processing module electrical connection, which is characterized in that the housing upper surface is provided with embedded cell,
The cell include colorimetric groove body, the colorimetric groove body include left wall face, right wall, front face, rear surface, wall surface and
The receiving cavity limited by the left wall face, right wall, front face, rear surface and wall surface is set in the receiving cavity
There is transparent cuvette, being correspondingly arranged on the left wall face can send out or become and swap out under signal processing module control
At least two monochromatic LED light groups are provided with corresponding silicon photocell in the right wall, so that the LED light group is sent out
The light gone out is irradiated to the silicon photocell across the cuvette, and the silicon photocell is electrically connected with the signal processing module,
The barn door hinged with the housing upper surface is provided with above the cell；The top of the housing, which is also embedded with, to be used for
The water-bath heated to sample to be tested.
2. Multifunction farm-chemical residual detection device according to claim 1, which is characterized in that the LED light group includes one
A red LED lamp and a green LED lamp.
3. Multifunction farm-chemical residual detection device according to claim 1, which is characterized in that set below the water-bath
Have a heating element, the heating element is connected in series to the power interface by relay, the control terminal of the relay with it is described
Signal processing module connects, and is electrically connected with being additionally provided at the corresponding position of the water-bath with the signal processing module
Temperature sensor.
4. Multifunction farm-chemical residual detection device according to claim 1, which is characterized in that set above the water-bath
It is equipped with the water-bath pot cover hinged with the upper surface of the housing.
5. Multifunction farm-chemical residual detection device according to claim 1, which is characterized in that the cell be provided with to
Ten few, the silicon photocell of each cell is individually electrically connected with the signal processing module.
6. Multifunction farm-chemical residual detection device according to claim 1, which is characterized in that the detection device is built-in with
Thermal printer, the thermal printer are electrically connected with the signal processing module.
7. Multifunction farm-chemical residual detection device according to claim 1, which is characterized in that the back side of the housing is also set
It is equipped with the USB interface being electrically connected with the signal processing module.
8. Multifunction farm-chemical residual detection device according to claim 3, which is characterized in that the signal processing module packet
It includes that the LED drive circuit of the LED light group, the electric signal for generating the silicon photocell is controlled to be sampled and is turned
The AD sampling units of digital signal and STM32F103 processors are changed to, the STM32F103 processors receive the AD and adopt
The electric signal of sample unit and the temperature sensor, and the relay is controlled, the relay is HPR48A25 relays.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721522522.3U CN207528622U (en) | 2017-11-15 | 2017-11-15 | Multifunction farm-chemical residual detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721522522.3U CN207528622U (en) | 2017-11-15 | 2017-11-15 | Multifunction farm-chemical residual detection device |
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| Publication Number | Publication Date |
|---|---|
| CN207528622U true CN207528622U (en) | 2018-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721522522.3U Active CN207528622U (en) | 2017-11-15 | 2017-11-15 | Multifunction farm-chemical residual detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108801929A (en) * | 2018-06-26 | 2018-11-13 | 杭州霆科生物科技有限公司 | A kind of smart home that can detect food security |
| CN109490294A (en) * | 2018-12-24 | 2019-03-19 | 象山祥和水产品有限公司 | A kind of food inspection device of the culture tank suitable for each specification cuvette |
-
2017
- 2017-11-15 CN CN201721522522.3U patent/CN207528622U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108801929A (en) * | 2018-06-26 | 2018-11-13 | 杭州霆科生物科技有限公司 | A kind of smart home that can detect food security |
| CN109490294A (en) * | 2018-12-24 | 2019-03-19 | 象山祥和水产品有限公司 | A kind of food inspection device of the culture tank suitable for each specification cuvette |
| CN109490294B (en) * | 2018-12-24 | 2021-06-15 | 山东华检检测有限公司 | Food detection device suitable for culture tank of each specification cell |
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