CN112697506A

CN112697506A - Food detection equipment

Info

Publication number: CN112697506A
Application number: CN202011406041.2A
Authority: CN
Inventors: 王亭梦
Original assignee: Individual
Current assignee: Longchuan Yangcheng Food Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-04-23
Anticipated expiration: 2040-12-04
Also published as: CN112697506B

Abstract

The invention discloses food detection equipment, which comprises a base, an upright post, a top cover, a sampling and storing device and handles, wherein the handles are rotatably connected to two sides of the top cover of a searched fox; the sampling and storing device comprises a cooling block arranged in the base, a first cavity arranged in the stand column, an air outlet groove arranged on the side wall of the first cavity, a plurality of bearing plates sleeved on the stand column, a closed structure used for forming a closed space between the top cover and the base, a lifting structure used for controlling the separation and combination of the bearing plates, an extractor used for extracting a sample, and an accommodating structure arranged in the first cavity and used for placing the extractor; according to the invention, the quality of the sample can be effectively maintained by mounting the cooling block at the bottom and storing at constant temperature and low temperature, so that the accuracy of the detection structure is ensured; through the arrangement of the closed structure, a good heat preservation effect is achieved, the energy consumption is effectively reduced, and a long-time transportation process is facilitated.

Description

Food detection equipment

Technical Field

The invention belongs to the technical field of food detection, and particularly relates to food detection equipment.

Background

With the development of society, the living standard of people is gradually improved, people also pay attention to food safety problems, and therefore, the requirements of food health supervision and monitoring work are more strict, especially for directly accessing food at the mouth, such as: some processed foods such as cooked food, cake class, cold-stored goods class, during the sampling, the staff must arrive the on-the-spot direct sampling, need preserve the sample after the sampling, guarantee that the bacterial colony in the food does not receive environment and time influence death, reproduction or variation, avoid influencing the detection structure, the wrong problem of testing result appears, simultaneously because the sampling box is longer in the use transport distance, and cooling arrangement's power consumption is great, lead to unable long-time saving.

Disclosure of Invention

The invention provides food detection equipment for overcoming the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: a food detection device comprises a base, a vertical column arranged on the base, a top cover rotatably connected to the vertical column, a sampling and storing device with a refrigeration function, and handles rotatably connected to two sides of the top cover of a searched fox; the sampling and storing device comprises a cooling block arranged in the base, a first cavity arranged in the stand column, an air outlet groove arranged on the side wall of the first cavity, a plurality of bearing plates sleeved on the stand column, a closed structure used for forming a closed space between the top cover and the base, a lifting structure used for controlling the separation and combination of the bearing plates, an extractor used for extracting a sample, and an accommodating structure arranged in the first cavity and used for placing the extractor; the invention cools the inside by installing the cooling block inside, thereby ensuring the quality of the internal sample, thereby effectively improving the accuracy of sample detection, the air outlet groove is arranged at the position above the bearing plate, the cold air moves downwards in a way of effectively and rapidly cooling and storing the internal material at the moment when the cold air is opened, the temperature is more uniform, the condition that the temperature of the upper part is higher than that of the bottom part due to accumulation of the cold air at the bottom part is avoided, thereby effectively ensuring the storage quality, a closed space is formed inside by arranging the closed structure, thereby effectively reducing the escape of the cold air, thereby effectively improving the electric quantity loss of the equipment, because the power supply capacity of the portable equipment is more limited, the working time of the equipment is effectively prolonged by reducing the electric quantity loss, the design of integral type makes holistic structure more stable, has avoided because the sample box that leads to not screwing falls down when artifical transport to lead to the waste of sample, a series of losses that lead to, the safety of sample has effectively been guaranteed to the integral type structure.

The sealing structure comprises a first shielding plate arranged below the top cover, a first limiting chute arranged on the first shielding plate, a second shielding plate sleeved on the first shielding plate, a second limiting chute arranged on the second shielding plate, a first limiting block fixedly connected to the second shielding plate and capable of moving back and forth in the first limiting chute, a third shielding plate sleeved on the second shielding plate, a second limiting block fixedly connected to the third shielding plate and capable of moving back and forth in the second limiting chute, a first rotating block rotatably arranged on the base, a cushion block arranged on the first rotating block, a buckle arranged on the first rotating block, and a closed material taking structure arranged on the first rotating block; through the form that promotes the third sunshade afterwards with the buckle unblock, first stopper will remove in first spacing spout, the second stopper will remove in the spacing spout of second, thereby the mode that promotes the third sunshade will make first sunshade, second sunshade and third sunshade overlap, all remove when terminal when first stopper and second stopper, the form is accomodate promptly this moment, thereby make that the staff can be very convenient take to the material on carrying the flitch, the clearance to equipment has been made things convenient for simultaneously, the seal of equipment will effectively be guaranteed in setting up through the bottom cushion, thereby the heat preservation performance of equipment has been increased in the exchange of inside and outside air has been avoided.

The closed material taking structure comprises a connecting block, a first sliding chute, a second sliding chute, a first sliding block, a material taking port, a shifting sheet, a second cavity, a notch, a central roller, a third cavity, a winding roller, a soft film and a closed structure, wherein the two ends of the connecting block are fixedly connected with a first rotating block and a top cover respectively; one end of the soft film is wound on the corresponding winding roller, and the other end of the soft film is fixedly connected to the cover plate and the first rotating block respectively; through the form of manually moving the shifting piece, the first sliding block is controlled to move back and forth in the second sliding groove, the soft film on the winding roller is pulled to move in the sliding process of the first sliding block, taking the first sliding block to slide downwards as an example, the winding roller positioned in the cover plate outputs the soft film outwards at the moment, the center roller extrudes the soft film to enable the soft film to be attached to the side wall of the second cavity, the winding roller arranged on the first rotating block winds the soft film to compensate the length, the soft film seals the upper space and the lower space of the first sliding block in the moving process, the internal tightness is well guaranteed, the air exchange between the interior and the exterior is reduced, the better heat preservation effect is achieved, the first sliding groove provides the sliding space of the first shielding plate, the second shielding plate and the third shielding plate, a worker can take out an internal sample through the material taking port, when need not get the material, when need totally enclosed with inside, can slide first slider to extreme position this moment, in first slider will imbed the second cavity this moment, only expose the plectrum part, thereby carry out complete isolation inside and outside, thereby the stability of inside has been guaranteed, setting through this structure, the stability of inside cold storage environment has been guaranteed, reduce to get the influence to other samples when putting the sample, thereby the stability of sample has been guaranteed, thereby the accuracy of the inspection result of final product has been guaranteed.

The closed structure comprises concave teeth arranged on the side wall of the second sliding chute, magnetic blocks arranged at the tooth bottoms of the concave teeth and metal blocks uniformly arranged at two ends of the soft film; the concave teeth are uniformly distributed on the side wall of the second sliding chute, and the distance between two adjacent metal blocks is larger than the distance between two adjacent convex teeth; thereby when the soft rete is extruded to central roller when laminating soft rete on the dogtooth, the metal block on the soft rete this moment receives the attraction of magnetic block, thereby inside the concave tooth that the embedding corresponds, carry out the contact of one-to-one, because the distance between the metal block is greater than the distance between the magnetic block, thereby the metal block will inwards move the certain distance along the depressed part of dogtooth, the soft rete section between concave tooth and the metal block carries out good extrusion contact this moment, thereby effectual sealed degree that has improved, effectively reduced the interchange between the inside and outside air of equipment, thereby its inside temperature has been guaranteed, thereby the influence of environment has been reduced to the influence of sample, thereby guarantee the accuracy of hungry detection.

The lifting structure comprises a second rotating block rotatably arranged on the base, a first support fixedly connected on the upright post, a first fixed column arranged on the inner wall of the bearing plate, a third sliding chute arranged on the first support, a first groove arranged on the side wall of the first cavity, a through groove arranged on the upright post, a second sliding block capable of moving back and forth in the through groove, a fourth sliding chute arranged on the second sliding block, a through hole arranged on the cover plate, a third rotating block arranged in the through hole, a cover arranged on the third rotating block, a convex block arranged on the bearing plate, a second groove arranged on the bearing plate and corresponding to the convex block, and lifting inclined planes respectively arranged in the convex block and the second groove; two ends of the second sliding block are respectively connected to the second rotating block and the third rotating block; the bearing plates are provided with two groups, the two groups of bearing plates are arranged at intervals, the first fixing column on one of the two groups of bearing plates can move back and forth in the third sliding groove, and the first fixing column on the other of the two groups of bearing plates can move back and forth in the fourth sliding groove; the lug is arranged on one of the two groups of bearing plates; the second groove is arranged on the other of the two groups of bearing plates; the second sliding block is controlled to move in the first groove by screwing the third rotating block, in the moving process, the first support and the second sliding block are close to each other, namely, in the process, the bearing plate in the third sliding groove clamped in the first support is fixed, the bearing plate in the fourth sliding groove clamped in the second sliding block is rotated, in the rotating process, the lug on the bearing plate is contacted with the corresponding second groove through the lifting inclined plane, so that the distance between two adjacent bearing plates is controlled, when the bearing plate is in a working mode, namely at the moment of obtaining a sample, a certain distance exists between the bearing plates, the lug is moved out of the second groove, the supporting effect is achieved, the moving space for obtaining the sample is ensured, the convenience for obtaining the sample is ensured, and when the bearing plate is rotated reversely, when accomodating the state promptly, the lug will be along the lifting inclined plane on the second recess slowly imbed in the second recess this moment, be close to each other between the loading board this moment, and the contact, thereby the loading board that is located the top will cover the loading board that is located the below, thereby the loading board to the below is fixed, it fixes to placing culture dish or sample extraction year thing etc. on the loading board, thereby avoid the condition emergence of rocking the damaged condition that probably produces in the transportation, thereby the safety of sample has been guaranteed, simultaneously the design of this structure is when accomodating, make holistic focus reduce, the stability of equipment will be guaranteed in the transportation centrobaric decline, be difficult to empty more, thereby effectively guaranteed the safety of equipment.

The extractor comprises a tube body, a fourth cavity arranged in the tube body, an air tap arranged below the tube body, a clamping block arranged outside the air tap, an air vent arranged in the air tap, a piston block capable of moving back and forth in the fourth cavity, a piston rod with one end connected with the piston block, a pull ring arranged at the other end of the piston rod, a sample tube corresponding to the clamping block, a film arranged at one end of the sample tube, a hole arranged on the film, and a sealing structure arranged at the other end of the sample tube; the air tap presses the film on the sample closure by clamping the sample tube in the clamping block, so as to expand the hole and communicate, when a liquid sample is extracted, the sample tube can be placed into the liquid, then the thumb passes through the pull ring and pulls outwards, the piston rod drives the piston block to move in the pulling process, so that the fourth cavity is pumped so as to suck the liquid into the sample tube in a negative pressure suction mode, when the sample tube is taken off from the piston block, the film automatically shrinks, the hole on the film disappears, namely, a closed space is formed inside the sample tube, the sample which enters the sample tube due to the existence of air pressure cannot move in the sample tube, namely, one side of the sample is the closed space, the diameter of the sample tube is smaller, and the liquid cannot leak out of the sample tube due to the tension of water, so as to play a certain fixing role, therefore, the liquid sample is effectively well preserved, the contact with the air is reduced, the possibility of sample deterioration is reduced, and the detection accuracy is improved.

The sealing structure comprises a moving pipe sleeved on the sample pipe, a soft rubber membrane, a sealing block and a limiting ring, wherein two ends of the soft rubber membrane are respectively connected with the moving pipe and the sample pipe; the moving tube, the soft rubber membrane and the sample tube form a closed space; when the movable tube is in a sampling state, the movable tube is moved to a limit position close to the film, the soft rubber film is positioned outside the sample tube so as to wrap the sample tube, when the sampling is performed, the soft rubber film is wrapped outside the sample tube so as to avoid direct contact between liquid and the sample tube, after the sampling is completed, the movable tube is moved to a limit end far away from the sample tube, the soft rubber film is positioned inside the movable tube, the soft rubber film and the sample tube form a closed space, the soft rubber film is in a bulging state so as to close the sample tube, so that a good sealing effect is achieved, the contact between the sample and air is reduced, the possibility of deterioration is reduced, the detection accuracy is improved, and due to the arrangement of the soft rubber film, the sample tube is wrapped and protected in a wrapping mode in the sampling process, thereby when the sample was accomplished to seal, the soft rubber membrane was accomodate in the removal pipe, and the part that contacts with the liquid sample has played the effect of sealing the sample pipe, makes and does not expose in the surface with liquid contact part to sample adhesion when avoiding preserving avoids getting off for a long time and breeds the bacterium in inside, causes subsequent detection circumstances such as error to take place, thereby has improved the accurate degree that equipment detected.

The accommodating structure comprises a limiting frame arranged on the side wall of the first cavity, a first guide slideway arranged on the limiting frame, a second guide slideway arranged on the third rotating block and a guide chute arranged on the side wall of the pipe body; rotate through the mode that rotates the third commentaries on classics piece, thereby make and form the concatenation between first direction slide and the second direction slide, can accomodate the extractor after the concatenation is accomplished, subsequently through the mode that resets the third commentaries on classics piece, make and stagger between first direction slide and the second direction slide, thereby fix the extractor, thereby make the extractor can preserve, setting through this structure, effectively fixed accomodating has been carried out to the extractor, realized elevation structure's control when fixed to it again, make and laminate each other between the loading board, thereby the convenient operation nature of equipment has been improved, thereby make the extractor be difficult to more forgotten and reduced the possibility that the extractor lost, stability together has been guaranteed.

The invention cools the inside by installing the cooling block inside, thereby ensuring the quality of the internal sample, thereby effectively improving the accuracy of sample detection, the air outlet groove is arranged at the position above the bearing plate, the cold air moves downwards in a way of effectively and rapidly cooling and storing the internal material at the moment when the cold air is opened, the temperature is more uniform, the condition that the temperature of the upper part is higher than that of the bottom part due to accumulation of the cold air at the bottom part is avoided, thereby effectively ensuring the storage quality, a closed space is formed inside by arranging the closed structure, thereby effectively reducing the escape of the cold air, thereby effectively improving the electric quantity loss of the equipment, because the power supply capacity of the portable equipment is more limited, the working time of the equipment is effectively prolonged by reducing the electric quantity loss, the design of integral type makes holistic structure more stable, has avoided because the sample box that leads to not screwing falls down when artifical transport to lead to the waste of sample, a series of losses that lead to, the safety of sample has effectively been guaranteed to the integral type structure.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a side perspective view of fig. 2 taken along line a-a.

Fig. 4 is an enlarged schematic view of a portion a of fig. 3.

Fig. 5 is an enlarged schematic view of fig. 3 at B.

Fig. 6 is another perspective cross-sectional view taken along line a-a of fig. 2.

Fig. 7 is an enlarged schematic view at C in fig. 6.

Fig. 8 is an enlarged schematic view at D in fig. 6.

Fig. 9 is an enlarged schematic view at E in fig. 6.

Fig. 10 is a perspective cross-sectional view of fig. 2 taken along line B-B.

Fig. 11 is a partially enlarged schematic view of fig. 10.

Fig. 12 is an enlarged schematic view of the extractor.

Fig. 13 is a front view of the extractor.

Fig. 14 is a perspective cross-sectional view of fig. 13 taken along line C-C.

Fig. 15 is a partially enlarged schematic view of fig. 14.

FIG. 16 is an enlarged view of one of the plurality of carrier plates.

FIG. 17 is an enlarged view of one of the plates of the other set.

Detailed Description

As shown in fig. 1-17, a food detection device comprises a base 1, a column 11, a top cover 12, a sampling and storing device 2, and a handle 13; the upright post 11 is arranged on the base, the top cover 12 is rotatably connected to the upright post, the sampling and storing device 2 has a refrigerating function, and the handles 13 are rotatably connected to two sides of the top cover of the searched fox; the sampling and storing device 2 comprises a cooling block 21, a first cavity 22, an air outlet groove 23, a bearing plate 24, a closed structure 3, a lifting structure 4, an extractor 5 and an accommodating structure 8; the cooling block 21 is arranged in the base, the first cavity 22 is arranged in the stand column, the air outlet groove 23 is arranged on the side wall of the first cavity, the bearing plate 24 is provided with a plurality of blocks, the blocks are sleeved on the stand column, the shapes of the blocks can be various, circular square or hexagon as shown in the figure can be selected, a drawer type structure is arranged on the bearing plate, a groove for placing a culture dish is arranged on the drawer, the drawer is limited by a mode that a sliding block and a sliding groove are arranged on two sides of the drawer, the closed structure 3 is used for enabling a closed space to be formed between the top cover and the base, the lifting structure 4 is used for controlling the separation and combination between the bearing plates, the extractor 5 is used for extracting a sample, and the containing.

The sealing structure 3 comprises a first shielding plate 31, a first limiting chute 32, a second shielding plate 33, a second limiting chute 34, a first limiting block 35, a third shielding plate 36, a second limiting block 37, a first rotating block 38, a cushion block 39, a buckle 310 and a closed material taking structure 6; first sunshade 31 is located the top cap below, first spacing spout 32 is located on the first sunshade, second sunshade 33 cover is located on the first sunshade, the spacing spout 34 of second is located on the second sunshade, first stopper 35 links firmly on the second sunshade and can be in first spacing spout round trip movement, and 36 covers of third sunshade are located on the second sunshade, second stopper 37 link firmly on the third sunshade and can be in second spacing spout round trip movement, first revolving block 38 is rotatable to be located on the base, cushion 39 is located on the first revolving block, the cushion is rubber structure, and buckle 310 is located on the first revolving block, airtight material structure 6 of getting is located on the first revolving block.

The closed material taking structure 6 comprises a connecting block 61, a first sliding chute 62, a second sliding chute 63, a first sliding block 64, a material taking port 65, a shifting sheet 66, a second cavity 67, a notch 68, a central roller 69, a third cavity 610, a winding roller 611, a soft film 612 and a closed structure 7; two ends of a connecting block 61 are fixedly connected with a first rotating block and a top cover respectively, a first sliding groove 62 is arranged on the connecting block, a second sliding groove 63 is arranged on the connecting block, a first sliding block 64 can slide back and forth in the second sliding groove, a material taking port 65 is arranged on the first sliding block, a shifting sheet 66 is arranged on the first sliding block, a second cavity 67 is arranged on the first rotating block, a notch 68 is arranged on the first sliding block, a central roller 69 is arranged in the notch, a third cavity 610 is arranged on the cover plate and the first rotating block respectively, a winding roller 611 is arranged in the third cavity, a torsion spring is arranged in the winding roller and used for resetting the winding roller, a soft film 612 is sleeved on the central roller, the soft film is arranged as a rubber structure, and a sealing structure 7 is arranged in the second sliding groove; one end of the soft film is wound on the corresponding winding roller, and the other end of the soft film is fixedly connected to the cover plate and the first rotating block respectively.

The closed structure 7 comprises concave teeth 71, a magnetic block 72 and a metal block 73; the concave teeth 71 are arranged on the side wall of the second chute, the magnetic blocks 72 are arranged at the bottom of the concave teeth, the metal blocks 73 are uniformly arranged at two ends of the soft film, and the metal blocks are arranged to be iron blocks or nickel alloy which can be attracted by a magnet; the concave teeth are uniformly distributed on the side wall of the second sliding groove, and the distance between two adjacent metal blocks is larger than the distance between two adjacent convex teeth.

The lifting structure 4 comprises a second rotating block 41, a first bracket 42, a first fixing column 43, a third sliding chute 44, a first groove 45, a through groove 46, a second sliding block 47, a fourth sliding chute 48, a through hole 49, a third rotating block 410, a cover 411, a convex block 412, a second groove 413 and a lifting inclined plane 414; the second rotating block 41 is rotatably arranged on the base, the first support 42 is fixedly connected to the upright column, the first fixing column 43 is arranged on the inner wall of the bearing plate, the third chute 44 is arranged on the first support, the first groove 45 is arranged on the side wall of the first cavity, the through groove 46 is arranged on the upright column, the second slider 47 can move back and forth in the through groove, the fourth chute 48 is arranged on the second slider, the through hole 49 is arranged on the cover plate, the third rotating block 410 is arranged in the through hole, the cover 411 is arranged on the third rotating block, the bump 412 is arranged on the bearing plate, the second groove 413 is arranged on the bearing plate and corresponds to the bump, and the lifting inclined plane 414 is respectively arranged in the bump and the second groove; two ends of the second sliding block are respectively connected to the second rotating block and the third rotating block; the bearing plates are provided with two groups, the two groups of bearing plates are arranged at intervals, the first fixing column on one of the two groups of bearing plates can move back and forth in the third sliding groove, and the first fixing column on the other of the two groups of bearing plates can move back and forth in the fourth sliding groove; the lug is arranged on one of the two groups of bearing plates; the second groove is arranged on the other of the two groups of bearing plates.

The extractor 5 comprises a tube body 51, a fourth cavity 52, an air nozzle 53, a clamping block 54, a vent hole 55, a piston block 56, a piston rod 57, a pull ring 58, a sample tube 59, a film 510, a hole 511 and a sealing structure 9; fourth cavity 52 sets up in the body, body below is located to air cock 53, and grip block 54 is located the air cock outside, air vent 55 sets up in the air cock, piston block 56 can round trip movement in the fourth cavity, piston block be a rubber block structure, piston rod 57 one end with the piston block links to each other, and pull ring 58 is located the piston rod other end, sample cell 59 with the grip block is corresponding, and optional glass tube of sample cell, plastic tubing or tubular metal resonator film 510 locate sample cell one end, hole 511 locate on the film, seal structure 9 locates the sample cell other end.

The sealing structure 9 comprises a moving pipe 91, a soft rubber film 92, a sealing block 93 and a limiting ring 94; the moving tube 91 is sleeved on the sample tube, two ends of the soft rubber film 92 are respectively connected with the moving tube and the sample tube, the soft rubber film can be made of rubber, the sealing block 93 is arranged on the inner wall of the moving tube, the limiting ring 94 is arranged on the sample tube, and the moving tube is prevented from falling off the sample tube through the limiting ring; the movable tube, the soft rubber membrane and the sample tube form a closed space.

The containing structure 8 comprises a limiting frame 81, a first guide slideway 82, a second guide slideway 83 and a guide sliding chute 84; spacing 81 is located on the first cavity lateral wall, first direction slide 82 is located on the spacing, second direction slide 83 is located on the third commentaries on classics piece, direction spout 84 is seted up on the body lateral wall.

The specific operation flow is as follows:

the device is carried for a long distance by the handle 13, when a sample needs to be extracted, the cooling block 21 is opened to cool the inside, then the third rotating block 410 is rotated to splice the first guide slideway 82 and the second guide slideway 83, then the extractor 5 can be taken out along the first guide slideway and the second guide slideway, the third rotating block controls the second slider 47 to move in the first groove 45 while rotating the third rotating block, the first bracket 42 and the second slider 47 are close to each other in the moving process, namely, the bearing plate of the first fixing column 43 clamped in the third slideway 44 in the first bracket is fixed, the bearing plate of the first fixing column clamped in the fourth slideway 48 in the second slider 47 is rotated, the lug 412 on the bearing plate is contacted with the corresponding second groove 413 by the lifting inclined plane 414 in the rotating process, thereby controlling the distance between two adjacent bearing plates, at the moment, the convex block between the two bearing plates is controlled to be sent out from the second groove, the convex block plays a supporting role, so that the bearing plates are separated from each other, namely, the bearing plates enter a working state, the first slide block 64 is taken out from the second cavity 67 through the form of manually moving the shifting sheet 65, then the first slide block is controlled to move back and forth in the second sliding chute, the soft film 612 on the winding roller 611 is pulled to move in the sliding process of the first slide block, taking the first slide block as an example of sliding downwards, the winding roller in the cover plate outputs the soft film outwards, the center roller extrudes the soft film to be attached to the side wall of the second cavity, the winding roller arranged on the first rotating block winds the soft film, so as to compensate the length, after the winding roller is lifted to the height of the corresponding bearing plate, the cover plate is rotated to a designated position, the sample on the bearing plate can be taken out or put in a drawer mode, the air nozzle 53 presses the film 510 on the sample closure by clamping the sample tube 59 in the clamping block 54, so as to expand the hole 511 for communication, when a liquid sample is extracted, the sample tube can be put into the liquid, then the thumb passes through the pull ring 58 and pulls outwards, the piston rod drives the piston block to move in the pulling process, so that the fourth cavity 52 is pumped so as to suck the liquid into the sample tube in a negative pressure suction mode, when the sample tube is taken down from the piston block, the film automatically shrinks, the hole on the film disappears, namely, a closed space is formed inside the sample tube at the moment, the sample which enters the sample tube due to the existence of air pressure cannot move in the sample tube, namely, one side of the sample is the closed space, and the tube diameter of the sample tube is smaller, because of the tension of water, liquid can't spill in the sample tube, thereby certain fixed action has been played, thereby effectively carried out good saving to the sample of liquid class, promote afterwards to remove pipe 91, to keeping away from the most extreme end of sample tube, soft rubber membrane 92 will be located and remove intraductally this moment, because remove pipe, soft rubber membrane and sample tube and form an airtight space, soft rubber membrane will be in the state of bulging this moment, thereby seal the sample tube, thereby play good sealed effect, put into the drawer of loading board afterwards, preserve, after finishing drawing, push back first slider in the second cavity, put back the extractor, the third commentaries on classics piece that resets afterwards, can accomplish the fixed of extractor and the reseing of loading board.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. 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. A food detection device comprises a base (1), a vertical column (11) arranged on the base, a top cover (12) rotatably connected to the vertical column, a sampling and storing device (2) with a refrigeration function, and handles (13) rotatably connected to two sides of the top cover of a searched fox; the method is characterized in that: sampling save set (2) including locating cooling block (21) in the base, set up in first cavity (22) in the stand, set up go out gas groove (23) on the first cavity lateral wall, the cover is located polylith loading board (24) on the stand, be used for making to form a confined space between top cap and the base enclosed construction (3), be used for control divide-shut elevating system (4) between the loading board, be used for extracting the sample extractor (5), locate be used for placing in the first cavity the containing structure (8) of extractor.

2. The food detection apparatus of claim 1, wherein: the sealing structure (3) comprises a first shielding plate (31) arranged below the top cover, a first limiting sliding groove (32) arranged on the first shielding plate, a second shielding plate (33) arranged on the first shielding plate, a second limiting sliding groove (34) arranged on the second shielding plate, a first limiting block (35) fixedly connected to the second shielding plate and capable of moving back and forth in the first limiting sliding groove, a sleeve arranged on the third shielding plate (36) arranged on the second shielding plate, a second limiting block (37) fixedly connected to the third shielding plate and capable of moving back and forth in the second limiting sliding groove, a first rotating block (38) rotatably arranged on the base, a cushion block (39) arranged on the first rotating block, a buckle (310) arranged on the first rotating block and a closed material taking structure (6) arranged on the first rotating block.

3. The food detection apparatus of claim 2, wherein: the closed material taking structure (6) comprises a connecting block (61) with two ends fixedly connected with a first rotating block and a top cover respectively, a first sliding groove (62) arranged on the connecting block, a second sliding groove (63) arranged on the connecting block, a first sliding block (64) capable of sliding back and forth in the second sliding groove, a material taking port (65) arranged on the first sliding block, a shifting sheet (66) arranged on the first sliding block, a second cavity (67) arranged on the first rotating block, a notch (68) arranged on the first sliding block, a central roller (69) arranged in the notch, a third cavity (610) arranged on the cover plate and the first rotating block respectively, a winding roller (611) arranged in the third cavity, a soft film (612) sleeved on the central roller and a closed structure (7) arranged in the second sliding groove; one end of the soft film is wound on the corresponding winding roller, and the other end of the soft film is fixedly connected to the cover plate and the first rotating block respectively.

4. The food detection apparatus of claim 3, wherein: the sealing structure (7) comprises concave teeth (71) arranged on the side wall of the second sliding chute, magnetic blocks (72) arranged at the tooth bottoms of the concave teeth, and metal blocks (73) uniformly arranged at two ends of the soft film; the concave teeth are uniformly distributed on the side wall of the second sliding groove, and the distance between two adjacent metal blocks is larger than the distance between two adjacent convex teeth.

5. The food detection apparatus of claim 1, wherein: the lifting structure (4) comprises a second rotating block (41) which is rotatably arranged on the base, a first support (42) which is fixedly connected with the upright post, a first fixed column (43) which is arranged on the inner wall of the bearing plate, a third sliding groove (44) which is arranged on the first support, a first groove (45) which is arranged on the side wall of the first cavity, a through groove (46) which is arranged on the upright post, and a second sliding block (47) which can move back and forth in the through groove, a fourth sliding groove (48) formed in the second sliding block, a through hole (49) formed in the cover plate, a third rotating block (410) arranged in the through hole, a cover (411) arranged on the third rotating block, a convex block (412) arranged on the bearing plate, a second groove (413) arranged on the bearing plate and corresponding to the convex block, and a lifting inclined plane (414) respectively arranged in the convex block and the second groove; two ends of the second sliding block are respectively connected to the second rotating block and the third rotating block; the bearing plates are provided with two groups, the two groups of bearing plates are arranged at intervals, the first fixing column on one of the two groups of bearing plates can move back and forth in the third sliding groove, and the first fixing column on the other of the two groups of bearing plates can move back and forth in the fourth sliding groove; the lug is arranged on one of the two groups of bearing plates; the second groove is arranged on the other of the two groups of bearing plates.

6. The food detection apparatus of claim 1, wherein: extractor (5) include body (51), set up in fourth cavity (52) in the body, locate body below air cock (53), locate grip block (54) outside the air cock, set up in air vent (55) in the air cock, can round trip movement's in the fourth cavity piston piece (56), one end with piston rod (57) that the piston piece links to each other, locate pull ring (58) of the piston rod other end, with grip block corresponding sample cell (59), locate film (510) of sample cell one end, locate hole (511) on the film, locate seal structure (9) of the sample cell other end.

7. The food detection apparatus of claim 6, wherein: the sealing structure (9) comprises a moving pipe (91) sleeved on the sample pipe, a soft rubber membrane (92) with two ends respectively connected with the moving pipe and the sample pipe, a sealing block (93) arranged on the inner wall of the moving pipe, and a limiting ring (94) arranged on the sample pipe; the movable tube, the soft rubber membrane and the sample tube form a closed space.

8. The food detection apparatus of claim 7, wherein: the containing structure (8) comprises a limiting frame (81) arranged on the first cavity side wall, a first guide slide way (82) arranged on the limiting frame, a second guide slide way (83) arranged on the third rotating block and a guide slide groove (84) arranged on the pipe body side wall.