CN211402338U

CN211402338U - Detection apparatus for heavy metal index in food

Info

Publication number: CN211402338U
Application number: CN201922305606.7U
Authority: CN
Inventors: 刘淑梅; 付硕; 胡侠; 赵重庆; 秦淑国
Original assignee: Anhui Chuangjia Safety And Environment Technology Co ltd
Current assignee: Anhui Chuangjia Safety And Environment Technology Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-09-01
Anticipated expiration: 2029-12-19

Abstract

The utility model provides a detection device for heavy metal indexes in food, which comprises a feeding device, an ultrasonic device, a feeding pipe and a detection cabinet which are sequentially communicated from top to bottom, wherein the feeding device comprises a solid feeding device and a liquid feeding device, a detachable filter screen plate is arranged in the ultrasonic device, the detection cabinet is internally divided into an upper cavity provided with the detection device and a lower cavity provided with a control box and a lithium battery by a partition plate, and the detection device comprises a lead element detection needle, a cadmium element detection needle and an arsenic element detection needle; the right side of the bottom of the upper chamber is provided with a discharge hole. The utility model discloses a feed arrangement and ultrasonic device that communicate each other, treat to wait that the sample all can carry out fully to heterogeneous, the element detection of the multiple different heavy metal element of rethread detects to treating to wait to detect the sample to display screen display testing result on the upper cover plate guarantees the security of the food that people ingested.

Description

Detection apparatus for heavy metal index in food

Technical Field

The utility model relates to a heavy metal detection device technical field, concretely relates to detection device of heavy metal index in food.

Background

The food is generally composed of carbohydrate, fat, protein or water, can provide nutrition or pleasure substances for human beings or organisms, the environment is seriously polluted along with the development and continuous progress of industrialization of the society, and farmers use a large amount of pesticides and fertilizers while planting crops to ensure the growth of the crops, so that the food contains a large amount of pollution elements and heavy metal elements. With the improvement of living standard and health care consciousness of people, how to improve the quality of food and reduce the residue of harmful substances in food, and ensuring the quality and safety of food is an important task in the current food production and processing industry.

Food safety has an important influence on the life and health of the social population, and currently, related food detection mechanisms need to improve responsibility consciousness in daily work, perfect various detection technologies and ensure food safety. The most commonly used detection method in food detection is heavy metal detection, because heavy metals in food often enter a human body carelessly, and once the metal substances enter a human body, the metal substances can cause great harm to various organs of the human body, so that the life safety of people is influenced, and the heavy metal detection of food becomes the most effective guarantee in food safety. At present, metals with the specific gravity of more than 5 in the nature are called As heavy metals, not all of which threaten human health, and when the actual content of the heavy metals exceeds the tolerance of the human body, the heavy metals can cause harm of different degrees, such As Pb, Cd, As, Hg and other elements. Many heavy metals cannot be effectively eliminated by a simple method, and if people use food polluted by the heavy metals for a long time, poisoning problems can be caused. Therefore, the research on the heavy metal detection method has important significance for maintaining food safety.

The existing food heavy metal detection device can not well detect the existence of heavy metal elements in food during detection due to different food types when detecting the food, so that people can not obtain corresponding guarantee when ingesting the food, and the detection device for the heavy metal indexes in the food is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the defect that exists among the prior art, the utility model provides a detection device of heavy metal index in food, through feed arrangement and the ultrasonic device that communicates each other, treat to different kinds wait that the sample all can handle fully, the element detection of the multiple different heavy metal elements of rethread detects to waiting to detect the sample to show the testing result through the display screen, guarantee the security of the food that people ingested.

The utility model adopts the technical proposal that: the detection device for the heavy metal indexes in food comprises a feeding device, an ultrasonic device, a feeding pipe, a detection cabinet and a discharging pipe, wherein the feeding device is connected above the ultrasonic device, and the lower end of the ultrasonic device is connected with the detection cabinet through the feeding pipe; the interior of the detection cabinet is divided into an upper chamber and a lower chamber by a partition plate, a detection device is arranged in the upper chamber, a control box and a lithium battery are arranged in the lower chamber, and the detection device is electrically connected with the control box; the front end of the upper cavity is provided with an opening, an upper cover plate is hinged to the opening, and a display screen and a plurality of operating buttons are arranged on the upper cover plate; the discharge pipe for outputting the detected sample is arranged on the right side wall of the upper chamber; the front end of the lower cavity is provided with an opening, and a lower cover plate is hinged at the opening; the feeding device, the ultrasonic device, the detection device, the display screen and the operation button are electrically connected with the control box.

The feeding device comprises a solid feeding device and a liquid feeding device, wherein the solid feeding device comprises a crushing chamber, a first crushing shaft and a second crushing shaft which are rotatably arranged in the crushing chamber, a solid feeding pipe for communicating the crushing chamber with the ultrasonic device, and a crushing motor fixedly arranged on the left side of the crushing chamber through a fixing box; the first crushing shaft and the second crushing shaft are axially arranged in parallel, a plurality of circular cutter discs are sleeved on the first crushing shaft and the second crushing shaft, a plurality of protruding cutter heads are arranged on the rotary surface of each circular cutter disc, and the circular cutter discs on the first crushing shaft and the second crushing shaft are arranged at intervals in sequence; the left end of the first crushing shaft is connected with the crushing motor, and the first crushing shaft and the second crushing shaft are in meshing transmission through a gear at the left shaft end; the liquid feeding device comprises a horn-shaped feeding hole and a liquid feeding pipe, and the horn-shaped feeding hole is communicated with the ultrasonic device through the liquid feeding pipe.

The ultrasonic device comprises an inner shell, an outer shell, an ultrasonic device and a plurality of ultrasonic vibrators, wherein the front end of the inner shell and the front end of the outer shell are opened, and a cover plate is hinged to the opening; the ultrasonic vibrators are uniformly distributed on the inner side wall of the inner shell, the ultrasonic device is arranged in a gap between the inner shell and the outer shell, and the ultrasonic device is electrically connected with the ultrasonic vibrators; the bottom four corners position all is provided with the erection column in the above-mentioned interior casing, has the filter plate through erection column demountable installation in the above-mentioned interior casing.

The detection device comprises a lead element detection needle, a cadmium element detection needle and an arsenic element detection needle, and the lead element detection needle, the cadmium element detection needle and the arsenic element detection needle are all electrically connected with the control box.

The feeding pipe, the liquid feeding pipe and the discharging pipe are respectively provided with a valve I, a valve II and a valve III, and the valve I, the valve II and the valve III are all electrically connected with the control box; the inlet of the horn-shaped feed inlet is provided with a clamping plug, and the outlet of the discharge pipe is provided with a rubber plug.

Through holes are formed in the four corners of the filter screen plate and are matched with the mounting columns; the filter screen plate is arranged at the bottom of the inner shell and is matched with the inner shell.

The utility model relates to a detection device for heavy metal indexes in food, which is provided with a feeding device and an ultrasonic device which are mutually communicated, and can rapidly and ultrasonically dissolve a finely crushed sample to be detected in a dissolving agent, so that the sample to be detected is easier to detect; the element detection needle detection device for various elements in the detection cabinet analyzes and calculates a sample to be detected in time and displays data on a display screen; through the detachable filter screen plate arranged in the inner shell of the ultrasonic device, a sample entering the detection cabinet is ensured to be relatively uniform liquid, so that the detection is convenient to carry out; the utility model discloses a put into solid feed arrangement to being detected food and smash the back, later carry out the supersound through ultrasonic device's supersound effect and dissolve to carry through the inlet pipe and detect in the cabinet, the utility model discloses it is as an organic whole with heavy metal content detection to collect detection liquid preparation, can realize the short-term test of heavy metal content in the food, need not other instruments and auxiliary assembly, simple and convenient quick, and the testing result is accurate, and sensitivity is high, and is with low costs, satisfies the requirement of national detection standard.

Drawings

FIG. 1 is a schematic structural view of a device for detecting heavy metal indicators in food according to the present invention;

FIG. 2 is a schematic diagram of the solid feeder 11 of FIG. 1;

FIG. 3 is an enlarged view of the filter plate shown in FIG. 1;

description of reference numerals:

1-a feeding device; 11-a solid feed device; 111-a crushing chamber; 1111-a first crushing shaft; 1112-a second pulverizing shaft; 1113-gear; 112-solid feed pipe; 113-a stationary box; 1131, a crushing motor; 12-a liquid feed device; 121-trumpet feed inlet; 1211-jamming; 122-liquid feed line; 2-an ultrasonic device; 21-an inner housing; 211-mounting posts; 212-a filter screen plate; 22-an outer shell; 23-an ultrasonic device; 24-an ultrasonic vibrator; 3-feeding pipe; 4-a detection cabinet; 41-a separator; 42-an upper chamber; 421-a display screen; 422-operating buttons; 43-a lower chamber; 431-control box; 432-a lithium battery; 5, a discharge pipe; 51-rubber plug; 61-lead element detection needle; 62-cadmium element detection needle; 63-arsenic element detection needle.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The utility model is described in detail with reference to the accompanying drawings, in the embodiment of the utility model, a detection device for heavy metal indexes in food comprises a feeding device 1, an ultrasonic device 2, a feeding pipe 3, a detection cabinet 4 and a discharging pipe 5, wherein the ultrasonic device 2 is communicated below the feeding device 1, the lower end of the ultrasonic device 2 is connected with the detection cabinet 4 through the feeding pipe 3, a valve I is arranged on the feeding pipe 3, and the valve I is electrically connected with a control box 431; a clamping plug (1211) is arranged at the inlet of the horn-shaped feeding hole (121), and a rubber plug (51) is arranged at the outlet of the discharging pipe (5); the feeding device 1 comprises a solid feeding device 11 and a liquid feeding device 12, wherein the solid feeding device 11 comprises a crushing chamber 111, a first crushing shaft 1111 and a second crushing shaft 1112 which are rotatably arranged in the crushing chamber 111, a solid feeding pipe 112 for communicating the crushing chamber 111 with the ultrasonic device 2, and a crushing motor 1131 fixedly arranged on the left side of the crushing chamber 111 through a fixing box 113; the first crushing shaft 1111 and the second crushing shaft 1112 are axially arranged in parallel, a plurality of circular cutter discs are sleeved on the first crushing shaft 1111 and the second crushing shaft 1112, a plurality of convex cutter heads are arranged on the rotary surface of each circular cutter disc, and the circular cutter discs on the first crushing shaft 1111 and the second crushing shaft 1112 are arranged at intervals in sequence; the left end of the first crushing shaft 1111 is connected with a crushing motor 1131, and the first crushing shaft 1111 and the second crushing shaft 1112 are in meshing transmission through a gear 1113 at the left shaft end; the liquid feeding device 12 comprises a horn-shaped feeding hole 121 and a liquid feeding pipe 122, and the horn-shaped feeding hole 121 is communicated with the ultrasonic device 2 through the liquid feeding pipe 122; a valve II is arranged on the liquid feeding pipe 122 and is electrically connected with the control box 431; a stopper 1211 is provided at an inlet of the trumpet-shaped feed port 121. When the sample to be detected is liquid food, the sample to be detected is sent into the ultrasonic device 2 through the liquid feeding device 12 for ultrasonic treatment, and then enters the detection device for heavy metal content detection; when waiting to detect the sample and be solid food, through the rotation of the first crushing axle 1111 and the second crushing axle 1112 of the operating button 422 control crushing motor 1131 of linking with control box 431 electricity drive crushing room 111, treat to detect the sample and carry out crushing operation, the sample after smashing carries out quick ultrasonic dissolving in getting into ultrasonic device 2 through solid inlet pipe 112, and the sample after dissolving carries out heavy metal index's detection in the detection device that gets into the upper chamber 42 of detecting cabinet 4 through inlet pipe 3.

The ultrasonic device 2 comprises an inner shell 21, an outer shell 22, an ultrasonic device 23 and a plurality of ultrasonic vibrators 24, wherein the front end of the inner shell and the front end of the outer shell are opened, and a cover plate is hinged to the opening; ultrasonic vibrators 24 are uniformly distributed on the inner side wall of the inner shell 21, an ultrasonic device 23 is arranged in a gap between the inner shell 21 and the outer shell 22, and the ultrasonic device 23 is electrically connected with the ultrasonic vibrators 24; the four corners of the bottom in the inner shell 21 are provided with mounting columns 211, and a filter screen plate 212 is detachably mounted in the inner shell 21 through the mounting columns 211; through holes are formed in the four corners of the filter screen plate 212 and are matched with the mounting columns 211; the filter screen plate 212 is arranged at the bottom of the inner shell 21 and is matched with the inner shell 21; the clarity of a sample to be detected in the detection device in the detection cabinet 4 is ensured by the detachable filter screen plate 212, the cleanness inside the detection device is protected, and the service life of the detection device is prolonged.

The interior of the detection cabinet 4 is divided into an upper chamber 42 and a lower chamber 43 by a partition plate 41, a detection device is arranged in the upper chamber 42, the detection device comprises a lead element detection needle 61, a cadmium element detection needle 62 and an arsenic element detection needle 63, and the lead element detection needle 61, the cadmium element detection needle 62 and the arsenic element detection needle 63 are all electrically connected with the control box 431; a control box 431 and a lithium battery 432 are arranged in the lower cavity 43, the control box 431 is electrically connected with the feeding device 1, the ultrasonic device 2, the detection device, the display screen 421 and the operation button 422, the lithium battery 432 provides power for the work of the whole device, and the operation button 422 controls the opening and closing of the corresponding valve and the corresponding motor device; the front end of the upper cavity 42 is opened, an upper cover plate is hinged at the opening, and a display screen 421 and a plurality of operating buttons 422 are arranged on the upper cover plate; a discharge pipe 5 for outputting a detected sample is arranged on the right side wall of the upper cavity 42, valves III are respectively arranged on the discharge pipes 5, the valves III are electrically connected with the control box 431, and a rubber plug 51 is arranged at an outlet of the discharge pipe 5; the front end of the lower chamber 43 is open, and the opening is hinged with a lower cover plate. The maintenance of the detection cabinet 4 is facilitated by upper and lower cover plates hinged on the upper chamber 42 and the lower chamber 43. The left side top of detecting cabinet 4 is provided with the USB interface, can copy mobile terminal, computer equipment to the test data, and usable USB interface charges the lithium cell in addition.

When the utility model is used, when the food to be measured is a solid sample, the sample is crushed by the first crushing shaft 1111 and the second crushing shaft 1112 in the crushing chamber 111 of the solid feeding device 11, and enters the ultrasonic device 2 filled with the dissolving agent through the solid feeding pipe 112 for rapid ultrasonic dissolution; or the food to be detected is liquid, and does not need to be smashed, the food to be detected is directly sent into the ultrasonic device 2 through the liquid feeding device 12 to be ultrasonically dissolved, the valve I is opened to enable the sample to enter the detection device of the detection cabinet 4, because the bottom in the detection device is provided with the lead element detection needle 61, the cadmium element detection needle 62 and the arsenic element detection needle 63, the food to be detected is fully contacted with the heavy metal element detection needle, the heavy metal in the food to be detected is rapidly detected through the heavy metal element detection, the control box 431 stores and processes the signal detected by the detection needle, and then the processing result is displayed on the display screen 421, so that the detection of a tester is facilitated.

The present invention has been described above with reference to the accompanying drawings, but the technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a detection apparatus of heavy metal index in food which characterized in that: the ultrasonic detection device comprises a feeding device (1), an ultrasonic device (2), a feeding pipe (3), a detection cabinet (4) and a discharging pipe (5), wherein the feeding device (1) is connected above the ultrasonic device (2), and the lower end of the ultrasonic device (2) is connected with the detection cabinet (4) through the feeding pipe (3); the detection cabinet (4) is internally divided into an upper cavity (42) and a lower cavity (43) through a partition plate (41), a detection device is arranged in the upper cavity (42), a control box (431) and a lithium battery (432) are arranged in the lower cavity (43), and the detection device is electrically connected with the control box (431); the front end of the upper cavity (42) is provided with an opening, an upper cover plate is hinged to the opening, and a display screen (421) and a plurality of operating buttons (422) are arranged on the upper cover plate; the discharge pipe (5) for outputting the detected sample is arranged on the right side wall of the upper cavity (42); the front end of the lower cavity (43) is opened, and a lower cover plate is hinged to the opening; the feeding device (1), the ultrasonic device (2), the detection device, the display screen (421) and the operation button (422) are electrically connected with the control box (431).

2. The device for detecting the heavy metal indexes in the food according to claim 1, wherein: the feeding device (1) comprises a solid feeding device (11) and a liquid feeding device (12), wherein the solid feeding device (11) comprises a crushing chamber (111), a first crushing shaft (1111) and a second crushing shaft (1112) which are rotatably arranged in the crushing chamber (111), a solid feeding pipe (112) which communicates the crushing chamber (111) with the ultrasonic device (2), and a crushing motor (1131) which is fixedly arranged on the left side of the crushing chamber (111) through a fixing box (113); the first crushing shaft (1111) and the second crushing shaft (1112) are axially arranged in parallel, a plurality of circular cutter heads are sleeved on the first crushing shaft (1111) and the second crushing shaft (1112), a plurality of convex cutter heads are arranged on the rotary surface of each circular cutter head, and the circular cutter heads on the first crushing shaft (1111) and the second crushing shaft (1112) are arranged at intervals in sequence; the left end of the first crushing shaft (1111) is connected with the crushing motor (1131), and the first crushing shaft (1111) and the second crushing shaft (1112) are in meshing transmission through a gear (1113) at the left shaft end; liquid feed arrangement (12) include tubaeform feed inlet (121) and liquid feeding pipe (122), tubaeform feed inlet (121) through liquid feeding pipe (122) with ultrasonic device (2) communicate with each other.

3. The device for detecting the heavy metal indexes in the food according to claim 1, wherein: the ultrasonic device (2) comprises an inner shell (21), an outer shell (22), an ultrasonic device (23) and a plurality of ultrasonic vibrators (24), wherein the front end of the inner shell and the front end of the outer shell are opened, and a cover plate is hinged to the opening; the ultrasonic vibrators (24) are uniformly distributed on the inner side wall of the inner shell (21), the ultrasonic device (23) is arranged in a gap between the inner shell (21) and the outer shell (22), and the ultrasonic device (23) is electrically connected with the ultrasonic vibrators (24); all be provided with erection column (211) in interior bottom four corners position of interior casing (21), have filter screen board (212) through erection column (211) demountable installation in interior casing (21).

4. The device for detecting the heavy metal indexes in the food according to claim 1, wherein: the detection device comprises a lead element detection needle (61), a cadmium element detection needle (62) and an arsenic element detection needle (63), wherein the lead element detection needle (61), the cadmium element detection needle (62) and the arsenic element detection needle (63) are all electrically connected with the control box (431).

5. The device for detecting the heavy metal indexes in the food according to claim 2, wherein: the feeding pipe (3), the liquid feeding pipe (122) and the discharging pipe (5) are respectively provided with a valve I, a valve II and a valve III, and the valve I, the valve II and the valve III are all electrically connected with the control box (431); the inlet of the horn-shaped feed inlet (121) is provided with a clamping plug (1211), and the outlet of the discharge pipe (5) is provided with a rubber plug (51).

6. The device according to claim 3, wherein the device comprises: through holes are formed in the four corners of the filter screen plate (212), and the through holes are matched with the mounting columns (211); the filter screen plate (212) is arranged at the bottom of the inner shell (21) and is matched with the inner shell (21).