CN113358591B - Edible fungus detection metal detection device for food quality safety detection - Google Patents
Edible fungus detection metal detection device for food quality safety detection Download PDFInfo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/3103—Atomic absorption analysis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
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- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/14—Pulverising loaded or unloaded materials
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- G—PHYSICS
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- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6402—Atomic fluorescence; Laser induced fluorescence
- G01N21/6404—Atomic fluorescence
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- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
- G01N2001/2873—Cutting or cleaving
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/04—Batch operation; multisample devices
- G01N2201/0407—Batch operation; multisample devices with multiple optical units, e.g. one per sample
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Abstract
The invention discloses an edible fungus detection metal detection device for food quality safety detection, and belongs to the technical field of food safety. The utility model provides a food quality safety inspection is with domestic fungus detection metal detection device, includes heavy metal detection device, heavy metal detection device's mid-mounting has feed arrangement, feed arrangement's top is connected with feed arrangement, feed arrangement's internally mounted has agitating unit. The invention solves the problem that the metal detection device on the market can not detect the contents of various heavy metals at one time.
Description
Technical Field
The invention relates to the technical field of food safety, in particular to an edible fungus detection metal detection device for food quality safety detection.
Background
Heavy metals are ubiquitous in daily life of people, all foods contain more or less heavy metals, the heavy metals are ubiquitous in all foods, and edible fungi are natural. Because heavy metals are environmental pollutants, they are ubiquitous in the environment, such as air, water sources, and soil. The food can not be separated from the environment in the planting, breeding, production, processing, transportation and storage processes, and naturally, heavy metals are difficult to stop. The enrichment of heavy metals in edible fungi is only a self-protection mechanism of the edible fungi to the adverse growth environment, and is not an inevitable result of the growth of the edible fungi. The edible fungi can generate some proteins capable of being complexed with heavy metals, and the proteins are complexed with the heavy metals to generate a nontoxic complex for detoxifying, so that the edible fungi are not afraid of the heavy metals; in the environment, especially in the polluted environment, a certain amount of heavy metals often exist, so that the edible fungi eat the heavy metals into the stomach of the edible fungi carelessly and the heavy metals are accumulated more and more. In the GB2762-2017 national standard food for food safety, pollutant limit in food in China, strict limit regulations are provided for common heavy metals of lead, cadmium, mercury and arsenic in edible fungi, and specific limit values are also clear in the standard. The supervision department can carry out the residual detection of heavy metals and the like according to the pollutant limit detection standard in food aiming at the mushroom products sold in the market, so as to ensure the edible safety of consumers. At present, the metal detection device on the market can not detect the contents of various heavy metals at one time.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to provide an edible fungus detection metal detection device for food quality safety detection, which aims to solve the problems in the background technology:
the problem that metal detection devices on the market can not detect the content of various heavy metals at one time at present.
2. Technical scheme
The utility model provides a food quality safety inspection is with domestic fungus detection metal detection device, includes heavy metal detection device, heavy metal detection device's mid-mounting has feed arrangement, feed arrangement's top is connected with feed arrangement, feed arrangement's internally mounted has agitating unit.
Preferably, the feeding device comprises a mixing drum, a feeding drum is welded at the top of the mixing drum, a feeding hopper is inserted in the outer side of the feeding drum, a spiral iron sheet is welded inside the mixing drum, the top of the spiral iron sheet is located below an outlet of the feeding hopper, and a discharging hopper is welded at the bottom of the mixing drum.
Preferably, agitating unit includes the motor, the top at a feeding section of thick bamboo is installed to the motor screw thread, the output fixedly connected with driving gear of motor, the top inner wall swing joint of driving gear and a feeding section of thick bamboo, swing joint has three driven gear on the top inner wall of a feeding section of thick bamboo, and is three two liang of meshing of driven gear and driving gear, a pivot has all been welded to driving gear and driven gear's bottom, the stirring post has been cup jointed in the outside of pivot, the range of stirring post is the heliciform, just the stirring post is located the inside of spiral iron sheet, the outside welding of stirring post has the several blade.
Preferably, feed divider includes the dustcoat and divides the material pipe, the dustcoat is located the outside of hopper, it is provided with four to divide the material pipe, four divide the transversal fan-shaped and can make up into a complete circle of personally submitting of material pipe, the outside of dividing the material pipe is connected with the discharging pipe, the inside of dividing the material pipe is provided with the lifter plate, the outside of lifter plate and the inner wall frictional contact who divides the material pipe, the bottom welding of dividing the material pipe has the bottom plate, divide the top outside of material pipe to have seted up and inlay the groove, it is connected with mobile control panel to inlay the inslot closure, mobile control panel's bottom welding has the rack.
Preferably, feed divider still includes controlling means, controlling means includes the screw thread post, the top of screw thread post and the bottom welding of lifter plate, the outside cover of screw thread post is equipped with the spring, the connection lifter plate and the bottom plate of spring, the bottom swing joint of bottom plate has gear A, just gear A's middle part threaded hole has been seted up, screw hole and screw thread post threaded connection, the bottom swing joint of bottom plate has gear B, gear B and gear A mesh transmission, gear B's top fixedly connected with transmission shaft, the top fixedly connected with control gear of transmission shaft, control gear and rack toothing.
Preferably, the heavy metal detection device comprises a graphite furnace atomic absorption spectrometer A, an atomic fluorescence spectrometer A, a graphite furnace atomic absorption spectrometer B and an atomic fluorescence spectrometer B, the four spectrometers surround the material distribution device 3, and material inlets of the spectrometers are connected with an outlet of the discharge pipe.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
1. the edible fungus crushing device comprises a motor, the motor is installed at the top of a feeding cylinder in a threaded mode, the output end of the motor is fixedly connected with a driving gear, the driving gear is movably connected with the inner wall of the top of the feeding cylinder, three driven gears are movably connected onto the inner wall of the top of the feeding cylinder, the three driven gears and the driving gear are meshed in pairs, a rotating shaft is welded at the bottoms of the driving gear and the driven gear, a stirring column is sleeved on the outer side of the rotating shaft and is arranged in a spiral mode, the stirring column is located inside the spiral iron sheet, a plurality of blades are welded on the outer side of the stirring column, when raw materials enter the stirring cylinder from a feed hopper, the raw materials slide downwards along the spiral iron sheet, are stirred by the stirring columns in the sliding process and are cut and crushed by the blades, the edible fungus can be crushed more thoroughly by the stirring device, and subsequent detection work is facilitated.
2. The feed divider can equally distribute the chopped edible fungus raw materials to each spectrometer, when the raw materials enter the feed dividing pipe from the discharge hopper, the lifting plate in the feed dividing pipe can sink under the action of the gravity of the raw materials and then drive the threaded column to move downwards so as to drive the gear A to rotate, the gear A rotates and drives the control gear to rotate through the gear B and the transmission shaft, so that the position of the movable control plate is controlled, and when the raw materials reach the specified weight, the control plate is completely closed.
3. The invention mainly detects lead, cadmium, mercury and arsenic in edible fungi, the lead in the edible fungi is detected by a graphite furnace atomic absorption spectrometer A by using a graphite furnace atomic absorption spectrometry, the lead is made into an atomizer in the shape of a tube, a cup and the like by using a graphite material, and atomic absorption analysis is carried out by heating and atomizing with electric current, so that the invention has the advantages of high efficiency, high sensitivity and ppb level, and the cadmium element content in the edible fungi is analyzed by a graphite furnace atomic absorption spectrometer B.
Drawings
FIG. 1 is a schematic overall view of the present invention;
FIG. 2 is a schematic view of a feed apparatus of the present invention;
FIG. 3 is an internal view of the feeding device and the stirring device of the present invention;
FIG. 4 is a schematic view of a material distribution device of the present invention;
FIG. 5 is an internal view of the distributing device of the present invention;
FIG. 6 is a schematic diagram of a mobile control panel according to the present invention.
The reference numbers in the figures illustrate: 1. a feeding device; 101. a mixing drum; 102. a feeding cylinder; 103. a feed hopper; 104. a spiral iron sheet; 105. a discharge hopper; 2. a stirring device; 201. an electric motor; 202. a driving gear; 203. a driven gear; 204. a rotating shaft; 205. a stirring column; 206. a blade; 3. a material distributing device; 301. a housing; 302. distributing pipes; 303. a discharge pipe; 304. a lifting plate; 305. moving the control panel; 306. a rack; 307. embedding a groove; 308. a base plate; 4. a control device; 401. a threaded post; 402. a spring; 403. a gear A; 404. a gear B; 405. a drive shaft; 406. a control gear; 407. a threaded hole; 5. a heavy metal detection device; 501. a graphite furnace atomic absorption spectrometer A; 502. an atomic fluorescence spectrometer A; 503. a graphite furnace atomic absorption spectrometer B; 504. and (4) an atomic fluorescence spectrometer B.
Detailed Description
In the description of the present invention, it is to 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", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-3, an edible fungus detection metal detection device for food quality safety detection comprises a heavy metal detection device 5, a material distribution device 3 is installed in the middle of the heavy metal detection device 5, a feeding device 1 is connected to the top of the material distribution device 3, and a stirring device 2 is installed inside the feeding device 1.
The feeding device 1 comprises a mixing drum 101, a feeding drum 102 is welded at the top of the mixing drum 101, a feeding hopper 103 is inserted in the outer side of the feeding drum 102, a spiral iron sheet 104 is welded inside the mixing drum 101, the top of the spiral iron sheet 104 is located below an outlet of the feeding hopper 103, and a discharging hopper 105 is welded at the bottom of the mixing drum 101.
Agitating unit 2 includes motor 201, motor 201 threaded mounting is at the top of feed cylinder 102, motor 201's output fixedly connected with driving gear 202, driving gear 202 and feed cylinder 102's top inner wall swing joint, swing joint has three driven gear 203 on feed cylinder 102's the top inner wall, three driven gear 203 and two liang of meshing of driving gear 202, a pivot 204 has all been welded to driving gear 202 and driven gear 203's bottom, the churning column 205 has been cup jointed in the outside of pivot 204, the range of churning column 205 is the heliciform, and churning column 205 is located the inside of spiral iron sheet 104, the outside welding of churning column 205 has several blade 206.
The edible fungus smashing device comprises a stirring device 2, the edible fungus is cut and smashed by the stirring device 2 and then the edible fungus is distributed to a heavy metal detection device 5 to detect the content of heavy metals in the edible fungus, the stirring device 2 comprises a motor 201, the motor 201 is installed at the top of a feeding cylinder 102 in a threaded mode, an output end of the motor 201 is fixedly connected with a driving gear 202, the driving gear 202 is movably connected with the inner wall of the top of the feeding cylinder 102, three driven gears 203 are movably connected to the inner wall of the top of the feeding cylinder 102, the three driven gears 203 and the driving gear 202 are meshed in pairs, a rotating shaft 204 is welded at the bottoms of the driving gear 202 and the driven gear 203, a stirring column 205 is sleeved on the outer side of the rotating shaft 204, the stirring column 205 is arranged in a spiral mode, the stirring column 205 is located inside a spiral iron sheet 104, and a plurality of blades 206 are welded on the outer side of the stirring column 205.
Example 2:
referring to fig. 4-6, the difference between the embodiments of the present invention and 1 is that the material dividing device 3 includes an outer cover 301 and four material dividing pipes 302, the outer cover 301 is located outside the material discharging hopper 105, the four material dividing pipes 302 are provided, the cross sections of the four material dividing pipes 302 are fan-shaped and can be combined into a complete circle, the outer side of the material dividing pipe 302 is connected to a material discharging pipe 303, a lifting plate 304 is provided inside the material dividing pipe 302, the outer side of the lifting plate 304 is in frictional contact with the inner wall of the material dividing pipe 302, a bottom plate 308 is welded at the bottom of the material dividing pipe 302, an embedding groove 307 is formed at the outer side of the top of the material dividing pipe 302, a movable control plate 305 is embedded in the embedding groove 307, and a rack 306 is welded at the bottom of the movable control plate 305.
The material distributing device 3 can distribute the chopped edible fungus raw materials to each spectrometer in equal quantity, the outer side of a material distributing pipe 302 is connected with a material discharging pipe 303, the inner part of the material distributing pipe 302 is provided with a lifting plate 304, the bottom of the material distributing pipe 302 is welded with a bottom plate 308, the outer side of the top of the material distributing pipe 302 is provided with an embedding groove 307, the embedding groove 307 is embedded and connected with a movable control plate 305, the bottom of the movable control plate 305 is welded with a rack 306, the top of a threaded column 401 is welded with the bottom of the lifting plate 304, the outer side of the threaded column 401 is sleeved with a spring 402, the lifting plate 304 and the bottom plate 308 are connected by the spring 402, the bottom of the bottom plate 308 is movably connected with a gear A403, and the middle part of the gear A403 is provided with a threaded hole 407, the threaded hole 407 is in threaded connection with the threaded column 401, the bottom of the bottom plate 308 is movably connected with a gear B404, the gear B404 is in meshed transmission with the gear A403, the top of the gear B404 is fixedly connected with a transmission shaft 405, the top of the transmission shaft 405 is fixedly connected with a control gear 406, the control gear 406 is meshed with the rack 306, when the raw material enters the material distributing pipe 302 from the discharging hopper 105, the lifting plate 304 inside the material distributing pipe 302 sinks under the action of the gravity of the raw material, then the threaded column 401 is driven to move downwards, so as to drive the gear a403 to rotate, the rotation of the gear a403 drives the control gear 406 to rotate through the gear B404 and the transmission shaft 405, thereby controlling the position of the movable control plate 305, when the raw material reaches the designated weight, the movable control plate 305 is completely closed, by using the mode, not only the weight of the raw material in the four material distributing pipes 302 can be effectively controlled to be the same, but also the down-flow speed of the raw material can be controlled in real time, so that the time required for the four material distributing pipes 302 to reach the designated weight of the raw material is approximately the same, after the mobile control board 305 is completely closed, the switch controls the raw material to enter the discharging pipe 303 for final detection.
Example 3:
referring to fig. 1, the difference between the embodiments 1 and 2 is that the heavy metal detection device 5 includes a graphite furnace atomic absorption spectrometer a501, an atomic fluorescence spectrometer a502, a graphite furnace atomic absorption spectrometer B503, and an atomic fluorescence spectrometer B504, the four spectrometers surround the material distribution device 3, and material inlets of the spectrometers are connected to an outlet of the material discharge pipe 303.
The invention mainly detects lead, cadmium, mercury and arsenic in edible fungi, the lead in the edible fungi is detected by a graphite furnace atomic absorption spectrometer A501 by using a graphite furnace atomic absorption spectrometer, the lead is manufactured into an atomizer in the shape of a tube, a cup and the like by using a graphite material, and the lead is subjected to atomic absorption analysis by heating and atomization through current, so that the invention has the advantages of high efficiency, high sensitivity and ppb level, and the cadmium element content in the edible fungi is analyzed by a graphite furnace atomic absorption spectrometer B503.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a food quality safety inspection surveys metal detection device with domestic fungus, includes heavy metal detection device (5), its characterized in that: the middle part of the heavy metal detection device (5) is provided with a material distribution device (3), the top of the material distribution device (3) is connected with a feeding device (1), and a stirring device (2) is arranged in the feeding device (1);
the material distribution device (3) comprises an outer cover (301) and four material distribution pipes (302), the outer cover (301) is located on the outer side of a material discharge hopper (105), the number of the material distribution pipes (302) is four, the cross sections of the four material distribution pipes (302) are fan-shaped and can be combined into a complete circle, a material discharge pipe (303) is connected to the outer side of the material distribution pipe (302), a lifting plate (304) is arranged inside the material distribution pipe (302), the outer side of the lifting plate (304) is in friction contact with the inner wall of the material distribution pipe (302), a bottom plate (308) is welded at the bottom of the material distribution pipe (302), an embedding groove (307) is formed in the outer side of the top of the material distribution pipe (302), a movable control plate (305) is embedded and connected in the embedding groove (307), and a rack (306) is welded at the bottom of the movable control plate (305);
the material distributing device (3) further comprises a control device (4), the control device (4) comprises a threaded column (401), the top of the threaded column (401) is welded to the bottom of the lifting plate (304), a spring (402) is sleeved on the outer side of the threaded column (401), the two ends of the spring (402) are connected with the lifting plate (304) and the bottom plate (308), the bottom of the bottom plate (308) is movably connected with a gear A (403), a threaded hole (407) is formed in the middle of the gear A (403), the threaded hole (407) is connected with the threaded column (401), the bottom of the bottom plate (308) is movably connected with a gear B (404), the gear B (404) is in meshing transmission with the gear A (403), the top of the gear B (404) is fixedly connected with a transmission shaft (405), the top of the transmission shaft (405) is fixedly connected with a control gear (406), and the control gear (406) is meshed with the rack (306).
2. The edible fungus detection metal detection device for food quality safety inspection according to claim 1, characterized in that: the feeding device (1) comprises a mixing drum (101), a feeding drum (102) is welded at the top of the mixing drum (101), a feeding hopper (103) is inserted in the outer side of the feeding drum (102), a spiral iron sheet (104) is welded in the mixing drum (101), the top of the spiral iron sheet (104) is located below an outlet of the feeding hopper (103), and a discharging hopper (105) is welded at the bottom of the mixing drum (101).
3. The edible fungus detection metal detection device for food quality safety inspection according to claim 2, characterized in that: agitating unit (2) include motor (201), the top at feed cylinder (102) is installed to motor (201) screw thread, the output fixedly connected with driving gear (202) of motor (201), the top inner wall swing joint of driving gear (202) and feed cylinder (102), swing joint has three driven gear (203), and is three on the top inner wall of feed cylinder (102) driven gear (203) and two liang of meshing of driving gear (202), a pivot (204) has all been welded to the bottom of driving gear (202) and driven gear (203), column stirrer (205) has been cup jointed in the outside of pivot (204), the range of column stirrer (205) is the heliciform, just column stirrer (205) are located the inside of spiral iron sheet (104), the outside welding of column stirrer (205) has several blade (206).
4. The edible fungus detection metal detection device for food quality safety inspection according to claim 1, wherein: heavy metal detection device (5) include graphite stove atomic absorption spectrometer A (501), atomic fluorescence spectrometer A (502), graphite stove atomic absorption spectrometer B (503) and atomic fluorescence spectrometer B (504), four the spectrum appearance encircles around feed divider 3 and its material import all with the exit linkage of discharging pipe (303).
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Effective date of registration: 20230625 Address after: No. 16, Yongfeng Road, wainan, Chengdu, Sichuan 610000 Patentee after: Chengdu Institute of product quality supervision and inspection Address before: No.16 Xingmao street, Longquanyi District, Chengdu, Sichuan 610100 Patentee before: Wang Chunlian |