Disclosure of Invention
In order to solve the problems mentioned in the background art, the invention provides a food nutrient detection and analysis device.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The utility model provides a food nutrient detects analytical equipment, including handling storehouse, centrifugal component, material handling subassembly, material pumping subassembly and chromatographic analysis subassembly, centrifugal component sets up in handling the storehouse, material handling subassembly can be with the food sample automatic transfer to centrifugal component that waits to detect, install the rotating electrical machines that can drive driven revolving top axial rotation in handling the storehouse, centrifugal component includes the centrifugation section of thick bamboo, suspension frame and annotate the liquid cover, suspension frame upper end is connected driven revolving top, the lower extreme is connected with centrifugation section of thick bamboo periphery wall through taking the commentaries on classics piece, annotate the liquid cover and be soft silica gel material, set up in the centrifugation section of thick bamboo;
The material processing assembly comprises a guide frame, a moving frame and a matching plug, wherein the moving frame is arranged on the guide frame in a matching way, and the matching plug is arranged on the moving frame in a detachable way;
the material pumping assembly comprises pumping pipes, a liquid pump and a lifting platform, wherein the lifting platform is arranged at the center of the driven rotary top surface shaft, the liquid pump is arranged at the top end of the lifting platform, and the pumping pipes are arranged in the liquid pump in a scattered manner corresponding to the centrifugal cylinders.
Preferably, the two ends of the centrifugal cylinder are respectively provided with a material through hole and a material drawing hole, one end of the liquid injection sleeve is opened and communicated with the material through hole, and the other end of the liquid injection sleeve faces the material drawing hole and is provided with a material drawing head.
Preferably, the movable frame comprises a movable block and an extension arm, the movable block is provided with a longitudinal clamping groove matched with the guide frame and a horizontal groove capable of allowing the extension arm to swing horizontally, the peripheral wall is provided with a projection window, a liquid distribution ring is arranged above the projection window, and a water taking head is arranged on the upper surface of the movable block.
Preferably, the matching plug is provided with a storage tank arranged on the front face, the storage tank is communicated with the back face of the matching plug through a liquid injection channel, a liquid sealing plug is arranged in the liquid injection channel, a locking groove communicated with the back face of the matching plug is arranged on the periphery of the liquid injection channel, the locking groove can allow a locking ring arranged at one end of the extension arm far away from the movable block to be inserted, a liquid injection head is arranged in the locking ring, and the liquid injection head is connected with a water pipe of the water taking head.
Preferably, the material pumping head comprises a hard sealing plate and a butt joint pipe, wherein the periphery of the hard sealing plate is integrally connected with the liquid injection sleeve, the butt joint pipe is arranged at the central shaft of the hard sealing plate and extends towards the material through hole, and the inner cavity of the butt joint pipe is hollow and is opened towards the material pumping hole.
Preferably, the center of the inner shaft of the butt joint pipe is provided with a through pipe, the through pipe penetrates through the bottom plate of the butt joint pipe, the outer diameter of the through pipe is smaller than the inner diameter of the pumping pipe, the periphery of the through pipe is provided with a movable annular plate, the inner annular wall and the outer annular wall of the movable annular plate are respectively clung to the outer wall of the through pipe and the inner wall of the butt joint pipe, and the movable annular plate is connected with the bottom plate of the butt joint pipe through a top rebound spring.
Preferably, the opening part of the through pipe facing the material opening is provided with a sealing plug, the sealing plug is connected with the movable annular plate through a mountain-shaped linkage piece, the pumping pipe is sleeved with a pressing sleeve outside a vertical extension section above the centrifugal barrel, a screw motor is arranged above the pressing sleeve, the screw motor can drive a screw matched with the screw thread of the pressing sleeve to rotate, and the inner diameter of the pressing sleeve is larger than that of the butt joint pipe.
Preferably, the chromatographic analysis assembly comprises a chromatograph, a detection plate and a conveying piece, wherein the chromatograph is arranged outside the treatment bin, a check valve corresponding to each detection chamber is arranged on the bottom plate of the detection plate, a conveying channel is arranged above the chromatograph and the treatment bin, the rail of the conveying piece is arranged at the top end of the conveying channel in a matched manner, and the lower end of the conveying piece is connected with the detection plate.
Compared with the prior art, the invention has the beneficial effects that:
According to the invention, the whole centrifugal processing and inspection operation of the food materials are automatically completed in the whole process, and a user can carry out an inspection program by only placing the cut food sample to be inspected on each matched plug when the matched plug extends out of the peripheral wall, so that the manual operation program of the user in inspecting the food is further simplified, the labor cost is saved, and the inspection efficiency is improved.
The liquid injection sleeve is made of soft silica gel, so that the liquid injection sleeve can be directly pushed out of the centrifugal cylinder to the recovery groove by the push-down sleeve to wash and clean after centrifugal operation is completed, the liquid injection sleeve is simple, convenient and quick, the material opening can be well matched with the matched plug and can be regulated and controlled by buoyancy to realize locking and releasing, and the device is simple in configuration, stable and efficient in operation.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-9, a food nutrient detection and analysis device comprises a processing bin 1, a centrifugal component 2, a material processing component 3, a material pumping component 4 and a chromatographic analysis component 5, wherein the centrifugal component 2 is arranged in the processing bin 1, the material processing component 3 can automatically transfer a food sample to be detected to the centrifugal component 2, and after the sample is centrifugally processed in the processing bin 1, the material pumping component 4 can pump centrifugal supernatant to the chromatographic analysis component 5 for analysis.
Specifically, the treatment bin 1 comprises a peripheral wall 11, a recovery bottom plate 12, a rotating motor 13 and a driven rotating top 14, the peripheral wall 11 and the recovery bottom plate 12 are combined into a hollow cylinder, a peripheral wall is arranged on the upper surface of the recovery bottom plate 12 to form a recovery groove 101, the rotating motor 13 is installed in the recovery groove 101, and the rotating shaft of the rotating motor 13 jacks up the driven rotating top 14 and is connected with the central shaft of the driven rotating top 14 so as to drive the driven rotating top 14 to axially rotate.
The centrifugal assembly 2 is circumferentially and symmetrically arranged on the driven rotary top 14, the centrifugal assembly 2 comprises a centrifugal cylinder 21, a suspension frame 22 and a liquid injection sleeve 23, the upper end of the suspension frame 22 is connected with the driven rotary top 14, the lower end of the suspension frame is connected with the outer peripheral wall of the centrifugal cylinder 21 through a belt rotary piece 24, a rotor with the rotary piece 24 can drive the centrifugal cylinder 21 to turn up and down when being controlled and driven, the turning direction of the centrifugal cylinder 21 faces the central shaft of the driven rotary top 14, the rotor with the rotary piece 24 can be switched to a free state capable of enabling the centrifugal cylinder 21 to freely swing according to self stress, and in the free state, when the driven rotary top 14 is driven to axially rotate, the centrifugal cylinder 21 can achieve a centrifugal state that the upper end of the centrifugal cylinder is deviated to the lower end of the driven rotary top 14 and is far away from the driven rotary top 14.
The two ends of the centrifugal barrel 21 are respectively provided with a material through hole 2101 and a material pumping hole 2102, one end of the liquid injection sleeve 23 is opened and communicated with the material through hole 2101, the other end of the liquid injection sleeve faces the material pumping hole 2102 and is provided with a material pumping head 25, and the liquid injection sleeve 23 is made of soft silica gel, so that the liquid injection sleeve 23 can be placed into the centrifugal barrel 21 to store liquid, and can be pushed out of the centrifugal barrel 21 to be directly cleaned.
The material handling unit 3 includes guide frame 31, movable frame 32 and cooperation stopper 33, guide frame 31 circumference symmetry is vertical to be fixed in the peripheral wall 11 inboard, with each centrifugal unit 2 one-to-one, movable frame 32 cooperation is installed in guide frame 31 to can follow guide frame 31 and carry out vertical removal, cooperation stopper 33 detachably installs in movable frame 32, just cooperation stopper 33 can pack into feed opening 2101, centrifuge tube 21 is adjusted to feed opening 2101 when up, movable frame 32 can carry cooperation stopper 33 and move to feed opening 2101 top, pour into to be detected material and dissolving liquid in annotating liquid cover 23 after, movable frame 32 is with cooperation stopper 33 stopper feed opening 2101, afterwards centrifuge tube 21 transfers down and carries out the centrifugation, centrifuge finishes and draws the supernatant back movable frame 32 moves down and pulls out cooperation stopper 33 diameter feed opening 2101 to discharge down with the material that annotates liquid cover 23 is left material, so that the diameter of a groove 101 is big enough to be retrieved in the circular diameter of each of the circular groove 101 that is retrieved to be used for the material of the complete recycling of the groove 101.
The material pumping assembly 4 is installed on the top plate of the driven rotary top 14, the material pumping assembly 4 comprises pumping pipes 41, a liquid pumping pump 42 and a lifting platform 43, the lifting platform 43 is installed at the center of the top surface shaft of the driven rotary top 14, the liquid pumping pump 42 is installed at the top end of the lifting platform 43 so as to move up and down under the control of the lifting platform 43, the pumping pipes 41 are installed on the liquid pumping pump 42 in a scattered manner corresponding to the centrifugal cylinders 21, the pumping pipes 41 extend and penetrate through the driven rotary top 14, and the bottom ends of the pumping pipes 41 are respectively located right above the corresponding centrifugal cylinders 21.
The chromatographic module 5 comprises a chromatograph 51, a detection plate 52 and a conveying member 53, wherein the chromatograph 51 is arranged outside the treatment bin 1, and the conveying member 53 can convey the detection plate 52 between the chromatograph 51 and the liquid drawing pump 42 by means of a conveying channel 54 erected above the chromatograph 51 and the treatment bin 1.
Example 2
Referring to fig. 1 to 7, the present embodiment is different from embodiment 1 in that the moving frame 32 includes a moving block 321 and an extension arm 322, the moving block 321 has a longitudinal clamping groove 3201 matched with the guide frame 31 and a horizontal groove 3202 capable of allowing the extension arm 322 to horizontally swing, a driving gear 323 capable of being driven by a motor to rotate is installed in the longitudinal clamping groove 3201, the guide frame 31 has a longitudinally arranged tooth row matched with the driving gear 323, and the moving block 321 can vertically move along the guide frame 31 by driving the rotation of the driving gear 323.
One end of the extension arm 322 is rotatably mounted in the horizontal groove 3202, a motor is mounted in the moving block 321 to drive the extension arm 322 to rotate and swing, the extension arm 322 is kept at a designated position, when the extension arm is rotated to the direction towards the rotating motor 13, one end of the extension arm 322 far away from the moving block 321 can be located right above or right below the centrifugal cylinder 21, the outer peripheral wall 11 is provided with an extraction window 102, and when the moving block 321 moves to the top end of the guide frame 31, the moving block 321 drives the extension arm 322 to rotate, so that one end of the extension arm 322 far away from the moving block 321 can extend out of the treatment bin 1 through the extraction window 102.
The liquid distribution ring 15 is installed above the projection window 102, the water intake head 324 is installed on the upper surface of the moving block 321, when the moving block 321 moves to the top end of the guide frame 31, the water intake head 324 can be matched and butted with the liquid distribution ring 15, the liquid distribution ring 15 is communicated with the liquid storage tank 6 installed on the chromatograph 51 through a water pipe, and the liquid storage tank 6 is internally stored with a dissolving liquid and is provided with a water pump so as to pump the dissolving liquid to the liquid distribution ring 15 and convey the dissolving liquid to each moving block 321.
The extension arm 322 can be driven to axially turn up and down, one end of the extension arm 322, which is far away from the moving block 321, is provided with a locking ring 325, a liquid injection head 326 is installed in the locking ring 325, the liquid injection head 326 is connected with a water taking head 324 through a water pipe, so that the dissolved liquid conveyed by the liquid distribution ring 15 is finally conveyed to the liquid injection head 326 after being injected into the water taking head 324, the liquid injection head 326 can be driven and controlled to stretch and retract in length, and the liquid injection head 326 can stretch out of the locking ring 325 when being stretched.
The matching plug 33 is provided with a storage tank 3301 arranged on the front surface, the storage tank 3301 is led out of the back surface of the matching plug 33 through a liquid injection channel 3302, a liquid sealing plug 331 is arranged in the liquid injection channel 3302 to block the communication between the storage tank 3301 and the liquid injection channel 3302, a pull-back spring 332 is arranged in the liquid injection channel 3302, one end of the pull-back spring 332 is fixed on the inner wall of the liquid injection channel 3302, the other end of the pull-back spring 332 is fixed on the liquid sealing plug 331, when the liquid sealing plug 331 is pushed, the liquid sealing plug 331 can move into the storage tank 3301 to open the communication between the storage tank 3301 and the liquid injection channel 3302, and after the pushing force applied to the liquid sealing plug 331 is removed, the liquid sealing plug 331 can be pulled to the communication between the storage tank 3301 and the liquid injection channel 3302 again by the pull-back spring 332, so that the communication between the storage tank 3301 and the liquid injection channel 3302 is blocked.
The periphery of the liquid injection channel 3302 is provided with a locking groove 3303 which is led out to the reverse side of the matching plug 33, the locking groove 3303 can allow the locking ring 325 to be inserted, the peripheral wall of the locking ring 325 is provided with a limiting block 327 which can be controlled to extend, after the locking ring 325 is inserted into the locking groove 3303, the limiting block 327 can be pushed out to be clamped into a limiting ring groove 3304 in the locking groove 3303, so that the matching plug 33 cannot be separated from the locking ring 325.
The matching plugs 33 are matched with the locking rings 325 and are mounted at one end of the extending arms 322 far away from the moving block 321, before centrifugation, the extending arms 322 are rotated to a state that the locking rings 325 face upwards to enable the storage tanks 3301 of the matching plugs 33 to face upwards, and extend out of the treatment bin 1 through the extending windows 102, after the user places the cut food samples to be detected in the storage tanks 3301 of the matching plugs 33, the extending arms 322 are rotated to enable the matching plugs 33 to be located right above the centrifugation cylinder 21, at the moment, the extending arms 322 are turned over and the moving block 321 moves downwards, so that the matching plugs 33 are reversely buckled into the feed-through holes 2101, materials in the storage tanks 3301 are poured into the liquid filling sleeves 23, at the moment, the water taking heads 324 are driven by the motor in the moving block 321 to extend upwards to be in butt joint with the liquid distribution rings 15, the liquid filling heads 326 extend into the liquid filling channels 3302 and push the liquid sealing plugs 331 into the storage tanks 3301, and the liquid filling heads 326 extend to be provided with a plurality of bumps, so that after the liquid filling channels 3302 are opened, the liquid filling heads 326 flow out of the liquid filling sleeves 23 through the gaps between the bumps.
The side wall of the mating plug 33 is provided with at least one pair of sliding grooves 3305, the sliding grooves 3305 are internally provided with sliding locking blocks 333, the sliding locking blocks 333 can transversely move in the sliding grooves 3305, one end of each sliding locking block 333, which faces the outside of the mating plug 33, is provided with an inclined surface, the part of each sliding locking block 333, which is provided with the inclined surface, can be pushed out of the sliding grooves 3305 by a transverse spring 334 fixedly arranged in the sliding grooves 3305, the inner wall of the material through hole 2101 is provided with an anti-falling groove 2103 allowing the sliding locking blocks 333 to be inserted, and after the sliding locking blocks 333 are inserted into the anti-falling grooves 2103, the mating plug 33 can retract into the sliding grooves 3305 against the elastic force of the transverse spring 334 only when the transverse force decomposed by the inclined surface of the sliding locking blocks 333 exceeds the elastic force of the transverse spring 334, so that the mating plug 33 can be plugged into or pulled out of the material through hole 2101.
The front of the mating plug 33 is provided with a buoyancy member 335, the buoyancy member 335 is disposed in a displacement slot 3306 communicating with the sliding slot 3305, the displacement slot 3306 is disposed orthogonal to the sliding slot 3305 and extends out of the mating plug 33 toward the front of the mating plug 33, the buoyancy member 335 can move along the displacement slot 3306 to the outside of the mating plug 33, one end of the buoyancy member 335 toward the sliding slot 3305 is provided with an abutment member 336, when the buoyancy member 335 moves to the outside of the mating plug 33 due to buoyancy, the abutment member 336 moves exactly along with the buoyancy member 335 to a position corresponding to an extending abutment member 337 mounted at the end of the sliding lock 333 toward the transverse spring 334, at this time, the sliding lock 333 is blocked by the abutment member 336 during retraction operation, so that the buoyancy member 335 cannot be separated from the anti-separation slot 2103, and the mating plug 33 cannot be separated from the material through hole 2101.
After the filling sleeve 23 is filled with the solution and the food sample material, the stopper 327 is controlled to retract into the outer peripheral wall of the locking ring 325 to separate the mating plug 33 from the locking ring 325, and after the extension arm 322 moves away from the upper side of the centrifugal barrel 21, the centrifugal barrel 21 is turned over to make the feed port 2101 provided with the mating plug 33 downward, at this time, the buoyancy member 335 is immersed in the solution and is pulled up by the buoyancy force so as to move to correspond to the extending abutment piece 337, so as to lock the horizontal position of the sliding locking piece 333, further ensuring that the mating plug 33 cannot separate from the feed port 2101 under the action of gravity and centrifugal force of the material in the filling sleeve 23, and ensuring smooth centrifugation.
After the centrifugal barrel 21 is centrifuged in the state that the material through holes 2101 are opposite, the extension arm 322 moves to the position right below the centrifugal barrel 21, after the locking ring 325 is locked and connected with the matching plug 33 again, the liquid filling head 326 stretches to push the liquid sealing plug 331 into the material storage tank 3301, so that the material in the liquid filling sleeve 23 is discharged to the recovery tank 101 through the liquid filling channel 3302, when the liquid in the liquid filling sleeve 23 is discharged out, the buoyancy member 335 is not floated and falls back to the displacement tank 3306, the abutting member 336 is staggered with the extending abutting block 337 to unlock the matching plug 33, and at the moment, the moving frame 32 moves downwards to pull the matching plug 33 out of the material through holes 2101, so as to further drain the material in the liquid filling sleeve 23.
It will be appreciated that the moving frame 32 may continue to move downward and turn over to erect the mating plug 33 and half submerge the mating plug 33 in the liquid in the recovery tank 101, and at this time, the moving frame 32 drives the mating plug 33 to swing continuously, so that the mating plug 33 may be further rinsed for receiving the material flow next time.
The discharging system 7 is arranged at the lower part of the recycling bottom plate 12, and the discharging system 7 is communicated with the recycling tank 101 through a material collecting valve so as to timely discharge materials in the recycling tank 101 for recycling treatment.
Example 3
Referring to fig. 1-4, 8 and 9, the difference between this embodiment and embodiment 2 is that the extracting head 25 includes a hard sealing plate 251 and a docking tube 252, the periphery of the hard sealing plate 251 is integrally connected with the liquid injecting sleeve 23, the docking tube 252 is disposed at the central axis of the hard sealing plate 251 and extends toward the material through hole 2101, and the inner cavity of the docking tube 252 is hollow and opens toward the extracting hole 2102 for inserting the lower end of the pumping tube 41.
The pumping pipe 41 moves downwards along with the pumping pump 42 and can pass through the pumping port 2102 to be inserted into the butt joint pipe 252, a through pipe 253 is arranged at the center of the inner shaft of the butt joint pipe 252, the through pipe 253 penetrates through the bottom plate of the butt joint pipe 252, the outer diameter of the through pipe 253 is smaller than the inner diameter of the pumping pipe 41, so that the pumping pipe 41 can be sleeved outside the through pipe 253 after being inserted into the butt joint pipe 252, a movable annular plate 254 is arranged on the periphery of the through pipe 253, the inner annular wall and the outer annular wall of the movable annular plate 254 are respectively clung to the outer wall of the through pipe 253 and the inner wall of the butt joint pipe 252, and the movable annular plate 254 is connected with the bottom plate of the butt joint pipe 252 through a top rebound spring 255.
The through pipe 253 is provided with a sealing plug 256 towards the opening of the material through hole 2101, the sealing plug 256 is connected with the movable annular plate 254 through a mountain-shaped linkage 257, the pumping pipe 41 is inserted into the butt pipe 252 and then contacts with the movable annular plate 254, then the pumping pipe 41 continuously moves downwards to press down the movable annular plate 254, the sealing plug 256 linked with the movable annular plate 254 moves downwards to open the through pipe 253 towards the opening of the material through hole 2101, after centrifugation of the material in the liquid injection sleeve 23 is completed and before discharging, the material pumping assembly 4 opens the through pipe 253 in the above manner to pump supernatant of the material in the liquid injection sleeve 23.
The pumping pipe 41 is sleeved with a pressing sleeve 44 outside a vertical extension section above the centrifugal barrel 21, a screw motor 45 is installed above the pressing sleeve 44, the screw motor 45 can drive a screw matched with the pressing sleeve 44 in a threaded mode to rotate, and then the pressing sleeve 44 is driven to move along the pumping pipe 41, when the pumping pipe 41 pumps liquid, the pressing sleeve 44 moves to the position above a pumping hole 2102 to avoid affecting the pumping pipe 41, after materials in the liquid injection sleeve 23 are discharged due to the fact that the matched plug 33 is pulled out, the pressing sleeve 44 moves towards a material through hole 2101 to enter the centrifugal barrel 21, the inner diameter of the pressing sleeve 44 is larger than that of the butt joint pipe 252, the pressing sleeve 44 can move until penetrating out of the material through hole 2101, so that the pressing hard sealing plate 251 is pushed to push the liquid injection sleeve 23 out of the centrifugal barrel 21 and submerge in the recovery groove 101 for soaking, rinsing and cleaning.
The check valve corresponding to each detection chamber is arranged on the bottom plate of the detection plate 52, the conveying member 53 is arranged at the top end of the conveying channel 54 in a rail fit manner, the lower end of the conveying member 53 is connected with the detection plate 52, and when the detection plate 52 is moved to the liquid pumping pump 42, the conveying heads 46 which are in butt joint with the check valves of the detection plate 52 can extend out of the upper surface of the liquid pumping pump 42 so as to convey the supernatant liquid extracted from the liquid injection sleeve 23 to each detection chamber of the detection plate 52 for detection by the chromatograph 51.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the connection may be mechanical connection, direct connection or indirect connection through an intermediate medium, and may be internal connection of two elements or interaction relationship of two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The control mode of the invention is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of power also belongs to common knowledge in the art, and the invention is mainly used for protecting a mechanical device, so the invention does not explain the control mode and circuit connection in detail.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.