A kind of food-safety detecting instrument
Technical field
The present invention relates to technical field of food safety, specifically a kind of food-safety detecting instrument.
Background technology
Food safety detection is to detect the harmful substance in food according to state quota, and mainly some are harmful poisonous
Detection of index, such as heavy metal, aflatoxin etc..One importance of Food Science and Engineering is introducing and utilizationization
Work order atom operation, concurrent spread is at food engineering unit operation, to promote food industry to extensive, serialization and automation
Direction develop.
It is all to use manual sampling in the production line to be deposited during food safety detection, leads to sample extraction inconvenience, takes
Sample is unequal, for repeatedly being sampled when producing in enormous quantities, excessively cumbersome and detection safety is relatively low.In consideration of it, the present invention provides
A kind of food-safety detecting instrument, has the characteristics that:
(1) a kind of food-safety detecting instrument of the present invention, detection shell connect on the transfer mechanism with testing agency,
It can be sampled detection whenever and wherever possible according to production.
(2) a kind of food-safety detecting instrument of the present invention is taken by traditional mechanism and extraction mechanism realization when sampling
Sample, and sample is sent into detection shell and is detected, full automation sampling is realized, does not need manual sampling, more
It is convenient and safe.
(3) a kind of food-safety detecting instrument of the present invention is controlled in sampling process by control mechanism and is sampled, owned
Height of specimen is accurate, and height is average, it is ensured that the accuracy of sample detection.
(4) a kind of food-safety detecting instrument of the present invention, user by observation window and stretches into set when sample detection
It is operated in the inside of detection shell, it is more safe, sample can be prevented by outside contamination.
Invention content
For the problems of the prior art, the present invention provides a kind of food-safety detecting instruments, detect shell and detection machine
Structure connects on the transfer mechanism, can be sampled detection whenever and wherever possible according to production.Pass through traditional mechanism and extraction when sampling
Mechanism realizes sampling, and sample is sent into detection shell and is detected, and realizes full automation sampling, need not manually take
Sample, enhanced convenience safety.It is controlled and is sampled by control mechanism in sampling process, all samples high precision, height is average, really
Protect the accuracy of sample detection.User is grasped by observation window with the inside for being sleeved on detection shell is stretched into when sample detection
Make, it is more safe, sample can be prevented by outside contamination.
The technical solution adopted by the present invention to solve the technical problems is:A kind of food-safety detecting instrument, including conveyer
Structure, fixed support plate, detection shell, testing agency, transmission mechanism, extraction mechanism and control mechanism, the transport mechanism include
Supporting baffle, first motor, conveyer belt and roller, the first motor are installed in the supporting baffle, the first motor
It is upper that the roller is socketed between the supporting baffle, the conveyer belt is socketed on the roller;The fixed support
Plate is fixedly connected on the lateral wall of the supporting baffle of the side of the conveyer belt;The fixed support plate is equipped with described
Transmission mechanism, the transmission mechanism include the second motor, lead screw and movable block, and second motor is installed on the fixed support
On plate, the lead screw is socketed on second motor, and the movable block is socketed on the lead screw, and the movable block engages
It is slidably connected in the first sliding groove on the fixed support plate;The bottom of the movable block is connected with the extraction mechanism, institute
It includes that hydraulic cylinder, extraction shell, fixed follow block, syringe needle, push rod and piston, the hydraulic stem are installed and connected in institute to state extraction mechanism
The bottom of movable block is stated, the bottom of the hydraulic cylinder is fixedly connected with the push rod, and extraction shell connects described in the push rod injection
Be connected to the piston, and the piston is slidably connected in the inner cavity of the extraction shell, the extraction shell be connected together in
On the fixed follow block, and the fixed follow block is fixedly connected on the madial wall of the supporting baffle, the extraction shell
End is connected with the syringe needle;The extraction shell and the fixed follow block are equipped with the control mechanism, the control mechanism
Including the first magnetite, electromagnet, the second magnetite, third magnetite, the first copper sheet, copper is related and the second copper sheet, second magnetite
On the apical lateral wall of the piston, the third magnetite is set to the close institute in the second sliding slot on the extraction shell
The side of the second magnetite is stated, the side that second magnetite is deviated from the third magnetite is connected with first copper sheet, described
First copper sheet sliding contact is connected to related set on copper described in the extraction shell side;The related contact connectio of copper in set on
The bottom end of second copper sheet on the fixed follow block, the groove on the fixed follow block is equipped with the electromagnet, and described
It is electrically connected between electromagnet and second copper sheet, the electromagnetism ferromagnetism is connected to set on the bottom end of the extraction shell
First magnetite;The supporting baffle is connected with the detection shell, and the inspection away from the side of the fixed support plate
The top for surveying shell is equipped with sample holes;The testing agency is equipped in the detection shell.
Specifically, the L-shaped structure of fixed support plate, realization can be realized while fixed and utilize the biography
Motivation structure drives the extraction mechanism traversing, and the section of the movable block and the first sliding groove is identical " convex " in size
Shape structure, realization effectively limit the movable block, realize that cross occurs on the fixed support plate for the movable block
It moves without generating rotation.
Specifically, the section of the groove on the fixed follow block is and the bottom end section of the extraction shell and the inspection
The section for surveying the sample holes on shell is in equal-sized " convex " shape structure, realizes that the extraction shell can effectively be inserted into institute
It states in fixed follow block and the detection shell, and forms conflict effect, after realizing that the hydraulic cylinder continues pushing, can drive
The piston slides up and down, and is threadedly coupled between the syringe needle and the end of the extraction shell, and the top of the syringe needle
Radius is equal with the extraction bottom end radius of shell, and realization can effectively drive the syringe needle to run through the fixed follow block.
Specifically, the related length of the copper is less than the cavity heights of the extraction shell, the hydraulic cylinder band is realized
After the dynamic piston rises, can release the third copper sheet and the copper it is related between connection, to close electromagnet,
Contact-sorption is enable the extraction shell to be driven using the hydraulic cylinder and risen.
Specifically, first magnetite, the electromagnet, second magnetite, the third magnetite and the copper are related
At least provided with two, and two first magnetites, the electromagnet, second magnetite, the third magnetite and the copper
The related both sides for being symmetrically set in the extraction shell, increase the stability of absorption.
Specifically, the top surface of the fixed follow block and the top surface of the detection shell are in same level, it is described to carry
The sample holes in mechanism and the detection shell are taken to be equipped with multiple, and in multiple extraction mechanisms and the detection shell
Sample holes be symmetrical arranged one by one, realize after the extraction, the extraction shell controlled into the detection shell convenient for passing through PLC
In sample holes on body.
Specifically, the testing agency includes transparency window, stretches into set and collection box, the transparency window is set to the detection shell
The intracavity sidewall of body, be located on the detection shell transparency window bottom be equipped with it is described stretch into set, on the detection shell
It is equipped with the collection box positioned at the bottom end of the sample holes, testing staff is facilitated to be detected, ensures the safety of detection, prevents
The sample detected in the inner cavity of shell influences testing result by outside contamination.
Specifically, the side view of the detection shell is the polygonized structure that top is rectangular, bottom end is in a rectangular trapezoid, and
The transparency window is set on the detection shell on the bevel edge of the side of the supporting baffle, and described stretch into is arranged with two
It is a, and the diameter for stretching into set be more than the collection box width, when testing staff being made to use more comfort and convenient while,
The taking-up of the collection box can be facilitated to replace.
Beneficial effects of the present invention:
(1) a kind of food-safety detecting instrument of the present invention, detection shell connect on the transfer mechanism with testing agency,
It can be sampled detection whenever and wherever possible according to production.
(2) a kind of food-safety detecting instrument of the present invention is taken by traditional mechanism and extraction mechanism realization when sampling
Sample, and sample is sent into detection shell and is detected, full automation sampling is realized, does not need manual sampling, more
It is convenient and safe.
(3) a kind of food-safety detecting instrument of the present invention is controlled in sampling process by control mechanism and is sampled, owned
Height of specimen is accurate, and height is average, it is ensured that the accuracy of sample detection.
(4) a kind of food-safety detecting instrument of the present invention, user by observation window and stretches into set when sample detection
It is operated in the inside of detection shell, it is more safe, sample can be prevented by outside contamination.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of structural schematic diagram of preferred embodiment of food-safety detecting instrument provided by the invention;
Fig. 2 is the cross section structure schematic diagram of fixed support plate shown in FIG. 1;
Fig. 3 is the cross section structure schematic diagram of transport mechanism shown in FIG. 1;
Fig. 4 is detection shell shown in FIG. 1 and testing agency's side cross-section schematic diagram;
Fig. 5 is the portions A shown in FIG. 1 enlarged diagram;
Fig. 6 is the portions B shown in Fig. 2 enlarged diagram.
In figure:1, transport mechanism, 11, supporting baffle, 12, first motor, 13, conveyer belt, 14, roller, 2, fixed support
Plate, 2a, the first sliding groove, 3, detection shell, 3a, sample holes, 4, testing agency, 41, transparency window, 42, stretch into set, 43, collection box,
5, transmission mechanism, the 51, second motor, 52, lead screw, 53, movable block, 6, extraction mechanism, 61, hydraulic cylinder, 62, extraction shell,
62a, second sliding slot, 63, fixed follow block, 64, syringe needle, 65, push rod, 66, piston, 7, control mechanism, the 71, first magnetite, 72, electricity
Magnet, the 73, second magnetite, 74, third magnetite, the 75, first copper sheet, 76, copper it is related, the 77, second copper sheet.
Specific implementation mode
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, tie below
Specific implementation mode is closed, the present invention is further explained.
As shown in Figure 1, a kind of food-safety detecting instrument of the present invention, including transport mechanism 1, fixed support plate 2, inspection
Survey shell 3, testing agency 4, transmission mechanism 5, extraction mechanism 6 and control mechanism 7, the transport mechanism 1 include supporting baffle 11,
First motor 12, conveyer belt 13 and roller 14, the first motor 12 are installed in the supporting baffle 11, the first motor
The roller 14 is socketed on 12 between the supporting baffle 11, the conveyer belt 13 is socketed on the roller 14;Institute
State fixed support plate 2 be fixedly connected on the conveyer belt 13 side the supporting baffle 11 lateral wall on;The fixation
Support plate 2 is equipped with the transmission mechanism 5, and the transmission mechanism 5 includes the second motor 51, lead screw 52 and movable block 53, described
Second motor 51 is installed on the fixed support plate 2, and the lead screw 52 is socketed on second motor 51, the movable block
53 are socketed on the lead screw 52, and the movable block 53 engages the first sliding groove being slidably connected on the fixed support plate 2
In 2a;The bottom of the movable block 53 is connected with the extraction mechanism 6, and the extraction mechanism 6 includes hydraulic cylinder 61, extraction shell
62, fixed follow block 63, syringe needle 64, push rod 65 and piston 66, the hydraulic stem are installed and connected in the bottom of the movable block 53, institute
The bottom for stating hydraulic cylinder 61 is fixedly connected with the push rod 65, and extraction shell 62 is connected to the work described in 65 injection of the push rod
Plug 66, and the piston 66 is slidably connected in the inner cavity of the extraction shell 62, the extraction shell 62 is connected together in institute
It states on fixed follow block 63, and the fixed follow block 63 is fixedly connected on the madial wall of the supporting baffle 11, the extraction shell
The end of body 62 is connected with the syringe needle 64;The extraction shell 62 and the fixed follow block 63 are equipped with the control mechanism 7,
The control mechanism 7 is related including the first magnetite 71, electromagnet 72, the second magnetite 73, third magnetite 74, the first copper sheet 75, copper
76 and second copper sheet 77, second magnetite 73 be set on the apical lateral wall of the piston 66, the third magnetite 74 is set to
Being carried on the back on the side of second magnetite 73, the third magnetite 74 in the second sliding slot 62a on the extraction shell 62
Side from second magnetite 73 is connected with first copper sheet 75, and 75 sliding contact of the first copper sheet is connected to set on institute
State copper related 76 described in 62 side of extraction shell;The copper related 76 connects described on the fixed follow block 63
Second copper sheet 77, the bottom end of the groove on the fixed follow block 63 are equipped with the electromagnet 72, and the electromagnet 72 with it is described
It is electrically connected between second copper sheet 77,72 magnetism of the electromagnet is connected to described the set on the bottom end of the extraction shell 62
One magnetite 71;The supporting baffle 11 is connected with the detection shell 3, and the inspection away from the side of the fixed support plate 2
The top for surveying shell 3 is equipped with sample holes 3a;The testing agency 4 is equipped in the detection shell 3.
Specifically, as depicted in figs. 1 and 2,2 L-shaped structure of the fixed support plate, realization can be fixed same
When, it realizes and drives the extraction mechanism 6 traversing using the transmission mechanism 5, and the movable block 53 and the first sliding groove 2a
Section in size it is identical fall " convex " shape structure, realization the movable block 53 is effectively limited, realize the movement
Block 53 occurs traversing without generating rotation on the fixed support plate 2.
Specifically, as shown in Figure 1 and Figure 5, the section of the groove on the fixed follow block 63 is and the extraction shell 62
Bottom end section and the section of the sample holes 3a on the detection shell 3 be in equal-sized " convex " shape structure, described in realization
Extraction shell 62 can be effectively inserted into the fixed follow block 63 and the detection shell 3, and form conflict effect, realize institute
It states after hydraulic cylinder 61 continues pushing, the piston 66 can be driven to slide up and down, and the syringe needle 64 and the extraction shell
It is threadedly coupled between 62 end, and the tip radius of the syringe needle 64 is equal with the extraction bottom end radius of shell 62, it is real
It is now able to that the syringe needle 64 is effectively driven to run through the fixed follow block 63.
Specifically, as shown in Figure 2 and Figure 6, the length of the copper related 76 is less than the inner cavity height of the extraction shell 62
Degree can release the third copper sheet and the copper related 76 after realizing that the hydraulic cylinder 61 drives the piston 66 to rise
Between connection, to close electromagnet 72, Contact-sorption enables the extraction shell 62 to be driven using the hydraulic cylinder 61
Rise.
It is first magnetite 71, the electromagnet 72, second magnetite 73, described specifically, as shown in Figure 2 and Figure 6
Third magnetite 74 and the copper related 76 are at least provided with two, and two first magnetites 71, the electromagnet 72, described
Two magnetites 73, the third magnetite 74 and the copper related 76 are symmetrically set in the both sides of the extraction shell 62, increase absorption
Stability.
Specifically, as shown in Figure 1, the top surface of the fixed follow block 63 and the top surface of the detection shell 3 are in same water
In plane, the sample holes 3a in the extraction mechanism 6 and the detection shell 3 is equipped with multiple, and multiple extractors
Sample holes 3a on structure 6 and the detection shell 3 is symmetrical arranged one by one, is realized after the extraction, convenient for by described in PLC controls
Shell 62 is extracted to enter in the sample holes 3a on the detection shell 3.
Specifically, as shown in Figure 1, the testing agency 4 includes transparency window 41, stretches into set 42 and collection box 43, it is described
Bright window 41 is set to the intracavity sidewall of the detection shell 3, and the bottom that the transparency window 41 is located on the detection shell 3 is equipped with institute
It states and stretches into set 42, be equipped with the collection box 43 positioned at the bottom end of the sample holes 3a on the detection shell 3, facilitate testing staff
It is detected, ensures the safety of detection, prevent the sample in the inner cavity of detection shell 3 from being influenced detection knot by outside contamination
Fruit.
Specifically, as shown in Figure 1, the side view of the detection shell 3 to be that top is rectangular, bottom end is in a rectangular trapezoid more
Side shape structure, and the transparency window 41 is set on the detection shell 3 on the bevel edge of the side of the supporting baffle 11, institute
State stretch into set 42 set there are two, and it is described stretch into set 42 diameter be more than the collection box 43 width, so that testing staff is used
While Shi Gengjia comfort and convenients, the taking-up of the collection box 43 can be facilitated to replace.
Sample is transmitted to designated position by transport mechanism 1, controlling transmission mechanism 5 by PLC moves extractor
Structure 6 extracts sample, after controlling and realizing that extraction, extraction finish in extraction process by control mechanism 7, passes through transmission mechanism 5
Extraction mechanism 6 is injected on the sample holes 3a in detection shell 3, through in sample injection collection box 43, then testing staff utilizes
Testing agency 4 is detected sample, and whether judgement sample is qualified.Specifically have:
(1) opening first motor 12 drives roller 14 to rotate, to drive conveyer belt 13 that sample is transmitted to fixed follow block
63 underface.
(2) PLC controller is opened, the second motor 51 is opened, drives the rotation of lead screw 52 that movable block 53 is made to occur traversing, to
It drives extraction mechanism 6 to be in the surface of fixed follow block 63, then pushes push rod 65 that extraction shell 62 is made to pass through using hydraulic cylinder 61
It fastens and determines follow block 63, the first copper sheet 75 on extraction shell 62 is made to connect copper related 76, to the first copper sheet 75 of connection, the
Two copper sheets 77 arrive the circuit between electromagnet 72, open electromagnet 72, and adsorb the first magnetite 71 of connection, keep extraction shell 62 solid
It is fixed.Then it opens hydraulic cylinder 61 to rise, be risen with piston 66 using push rod 65, sample liquid is sucked into extraction shell 62 to drive
In interior cavity.When piston 66 rises to top, the first copper sheet 75 is made to be detached from copper related 76, releases electromagnet 72, from
And release being fixedly connected for extraction shell 62.Then utilizing PLC to control the second motor 51 drives movable block 53 traversing, drives extraction
Mechanism 6 is in the surface of the sample holes 3a on detection shell 3.Then hydraulic cylinder 61 is opened, extraction mechanism 6 is inserted into detection shell
In sample holes 3a on body 3, and push rod 65 is pushed, it will be in the collection box 43 of sample liquid injection sample holes 3a bottom end settings.
(3) testing staff can be stretched into using hand in deep set, be observed by transparency window 41 in the inner cavity of detection shell 3
And be detected, judge whether sample liquid is qualified.
The present invention detection shell 3 and testing agency 4 be connected in transport mechanism 1, can according to production whenever and wherever possible into
Row sample detection.Sampling is realized by traditional mechanism and extraction mechanism 6 when sampling, and sample is sent into detection shell 3 and is carried out
Detection realizes full automation sampling, does not need manual sampling, enhanced convenience safety.Pass through control machine in sampling process
The control sampling of structure 7, all samples high precision, height are average, it is ensured that the accuracy of sample detection.User is logical when sample detection
It crosses observation window and stretches into set 42 and operated in the inside of detection shell 3, it is more safe, sample can be prevented by extraneous dirty
Dye.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the description in the above embodiment and specification only illustrates the present invention
Principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these variation and
Improvement is both fallen in the scope of protection of present invention.The claimed scope of the invention is by appended claims and its equivalent
Object defines.