CN203745451U - Food safety detector - Google Patents

Abstract

The utility model relates to a food safety detector. The food safety detector comprises an analysing cabinet, a sampling unit, a logic analysing unit, an action executing unit and a driving unit, wherein the analysing cabinet is provided with a weight sensor, a bio-sensor set, an external environmental detecting unit and an ingredient detecting unit, the detecting units are used for detection, and is connected with the sampling unit with the sensor; a belt and the driving unit are arranged on the bottom layer of the analysing cabinet; the driving unit comprises step motors, a reduction gearbox and a belt wheel; the two step motors are respectively arranged at both ends of the analysing cabinet; the output shafts of the step motors are connected with the reduction gearbox; a first gear and a second gear which are meshed with each other are arranged in the reduction gearbox; the output shaft of the reduction gearbox is connected with a belt wheel axle. Through the adoption of the food safety detector, food in the analysing cabinet is detected in a continuous and all-around manner, the weight and the outside environment of the food are detected, and gas in the food and ingredients in the food are detected, so that the detecting accuracy and the judging accuracy are improved.

Description

A food safety detector

technical field

The utility model relates to the field of food safety, in particular to a food safety detector for multi-factor detection of food.

Background technique

Food safety is attracting more and more people's attention. At present, traditional biochemical analysis methods are mainly used in food safety testing. This method is cumbersome to operate, takes a long time to detect, and cannot be used for continuous detection.

When conducting food testing, not only the quality and parameters of samples need to be tested and displayed, but also batch testing and analysis is required. Not only the parameters of the food itself need to be tested, but environmental factors should also be considered.

In view of above-mentioned defect, the creator of the utility model has finally obtained this creation through research and practice for a long time.

Contents of the invention

The purpose of this utility model is to provide a food safety detector to overcome the above-mentioned technical defects.

In order to achieve the above purpose, the utility model provides a food safety detector, which includes an analysis cabinet, a sampling unit, a logic analysis unit, an action execution unit and a drive unit,

Wherein, the analysis cabinet is provided with a weight sensor, a biosensor group, an external environment detection unit and a component detection unit, and the above-mentioned detection units and sensors are respectively connected to the sampling unit;

A belt and the driving unit are arranged at the bottom of the analysis cabinet, and the food to be detected is placed on the belt for transmission; the driving unit includes a stepping motor, a reduction box and a pulley, and the two stepping motors respectively arranged at both ends of the analysis cabinet, the output shaft of the stepping motor is connected to the reduction box, the first gear and the second gear are arranged in the reduction box, and the output shaft of the reduction box is connected to the belt axle;

The sampling unit is connected to a logic analysis unit, and the logic analysis unit is connected to an action execution unit.

Further, the component detection unit is arranged under the belt, and the component detection unit includes a spectrum collector to collect food component information.

Further, a baffle is provided on one side of the belt, and the biosensor group is provided on the baffle, and the biosensor group is a gas sensor, and the gas sensors are respectively set with different detection frequencies, Different food items on the belt are tested separately.

Further, the logic analysis unit analyzes the detection results of each sensor, and transmits the analysis results to the action execution unit to control the above detection units, sensors and drive units respectively.

Further, a storage layer is set above the analysis cabinet, the food to be detected is set on the storage layer, and a humidity sensor is set on one side of the storage layer; a temperature sensor is set on the upper end of the storage layer, for The food to be detected stored on the storage layer is subjected to temperature detection.

Further, a weight sensor is provided at one end of the belt, which transmits the detected food weight information to the sampling unit in real time.

Further, a rotary encoder is arranged on the output shaft of the stepping motor, which is controlled by the action execution unit.

Further, the action execution unit includes a relay group.

Compared with the prior art, the beneficial effect of the utility model is that the utility model can continuously and comprehensively detect the food in the analysis cabinet, and can detect the weight of the food, the external environment of the food detection, and the gas and components in the food. Detection, improve the accuracy of detection and judgment.

At the same time, the transmission belt is set in the analysis cabinet, and the gas sensor group is set on the side of the transmission belt, which can be detected at any position on the entire conveyor belt, and different sensors are used for detection according to the type of food to ensure the accuracy and efficiency of detection.

The utility model adopts an analysis cabinet, which is small in volume, saves space, and can be equipped with various detection equipments.

Description of drawings

Fig. 1 is the functional block diagram of the utility model food safety detector;

Fig. 2 is a schematic structural view of the analysis cabinet of the present invention.

Detailed ways

The above-mentioned and other technical features and advantages of the present utility model will be described in more detail below in conjunction with the accompanying drawings.

Please refer to Fig. 1, which is a functional block diagram of a food safety detector of the present invention, which includes an analysis cabinet 112, a sampling unit 211, a logic analysis unit 212, an action execution unit 213 and a drive unit 214. Various detection devices and drive units 214 are arranged on the analysis cabinet 112, which detect the weight, gas information, external information and food component information of the food; the weight sensor 113, the biosensor group 32, and the external environment are arranged in the analysis cabinet 112 detection unit 114 and component detection unit 115 .

The sampling unit 211 performs A/D conversion on the analog information collected by the analysis cabinet 112, and transmits the converted digital signal to the logic analysis unit 212; the logic analysis unit 212 analyzes the detection results of each sensor, And according to the analysis result, it is transmitted to the action execution unit 213, and the action execution unit 213 includes a relay group to control the sensors and the drive unit 214 respectively. The logic analysis unit 212 is also connected to a display to display the detection results in real time.

Please refer to shown in Fig. 2, it is the structural representation of the utility model analysis cabinet, described drive unit 214 comprises stepper motor 1, reduction box 12 and belt pulley 11, and two stepper motors are respectively arranged on the two ends of analysis cabinet 112, The output shaft of the stepping motor is connected with the reduction box 12, and the first gear and the second gear meshed with each other are arranged in the reduction box 12, and the output shaft of the reduction box 12 is connected with the pulley shaft. The pulley rotates under the drive of the pulley shaft, and then drives the belt 3 on it to move.

A rotary encoder is arranged on the output shaft of the stepping motor 1 , which is controlled by the action executing unit 213 .

The drive unit 214 and the belt 3 are arranged at the bottom of the analysis cabinet 112, and the composition detection unit 115 is arranged below the belt 3, and the composition detection unit 115 includes a spectrum collector 2 for collecting food composition Information; a baffle 31 is arranged on one side of the belt 3, and the biosensor group 32 is arranged on the baffle 31. In this embodiment, the biosensor group 32 is an exhaust sensor, so The gas sensors are respectively set with different detection frequencies to detect different foods on the belt.

One end of the belt 3 is also provided with a weight sensor 113 , which transmits the detected food weight information to the sampling unit 211 in real time.

A storage layer 4 is set above the analysis cabinet 112, the food to be detected is arranged on the storage layer 4, and a humidity sensor 41 is set on the storage layer 4 side; The temperature sensor 42 detects the temperature of the food to be detected stored on the storage layer 4 .

The food on the storage layer 4 is transmitted to the belt 3, driven by the stepper motor 1, and moves with the belt 3, the gas sensor detects the food, and at the same time, the food below the belt 3 The spectrum collector 2 detects the food components; the sensors transmit the collected information to the sampling unit 211, and then to the logic analysis unit 212, and the logic analysis unit 212 transmits to the action execution unit 213 , and further control the operation of the driving unit 214 .

The utility model continuously and omnidirectionally detects the food in the analysis cabinet, detects the weight of the food, the external environment of the food detection, the gas and components in the food, and improves the accuracy of detection and judgment.

At the same time, the transmission belt is set in the analysis cabinet, and the gas sensor group is set on the side of the transmission belt, which can be detected at any position on the entire conveyor belt, and different sensors are used for detection according to the type of food to ensure the accuracy and efficiency of detection.

The utility model adopts an analysis cabinet, which is small in volume, saves space, and can be equipped with various detection equipments.

The above descriptions are only preferred embodiments of the utility model, and are only illustrative, not restrictive, of the utility model. Those skilled in the art understand that many changes, modifications, and even equivalents can be made within the spirit and scope defined by the claims of the utility model, but all will fall within the protection scope of the utility model.

Claims (8)

1. a food safety detection device, is characterized in that, it comprises analyzes cabinet, sampling unit, logic analysis unit, action execution unit and driver element,

Wherein, described analysis arranges weight sensor, biology sensor group, external environment condition detecting unit and composition detection unit cashier's office in a shop, and above-mentioned each detecting unit, sensor are connected with described sampling unit respectively;

At the bottom of described analysis cabinet, belt and described driver element are set, food to be detected is placed on described belt and transmits; Described driver element comprises stepper motor, reducer casing and belt pulley, stepper motor described in two is separately positioned on the two ends of described analysis cabinet, on the output shaft of described stepper motor, connect described reducer casing, intermeshing the first gear and the second gear are set in reducer casing, and the output shaft of described reducer casing connects Pulley shaft;

Described sampling unit is connected with logic analysis unit, and described logic analysis unit is connected with action execution unit.

2. food safety detection device according to claim 1, is characterized in that, described composition detection unit is set below described belt, and described composition detection unit comprises a spectra collection device, gathers the composition information of food.

3. food safety detection device according to claim 2, it is characterized in that, be provided with a baffle plate in described belt one side, on described baffle plate, be provided with described biology sensor group, described biology sensor group is an exhaust dependent sensor, described gas sensor arranges respectively different detection frequencies, and the different food products on belt is detected respectively.

4. food safety detection device according to claim 2, it is characterized in that, described logic analysis unit is analyzed the testing result of each sensor, and transfers to described action execution unit according to analysis result, respectively above-mentioned each detecting unit, sensor and driver element is controlled.

5. according to the food safety detection device described in claim 2 or 3, it is characterized in that, on described analysis cabinet, a storage layer is set, on described storage layer, be provided with food to be detected, in storage layer one side, humidity sensor is set; In described storage layer upper end, one temperature sensor is set, the food to be detected being stored on described storage layer is carried out to temperature detection.

6. food safety detection device according to claim 4, is characterized in that, the one end on described belt also arranges a weight sensor, and it transfers to the weight information of the food of detection in described sampling unit in real time.

7. food safety detection device according to claim 4, is characterized in that, a rotary encoder is set on the output shaft of described stepper motor, and it is subject to the control of described action execution unit.

8. food safety detection device according to claim 2, is characterized in that, described action execution unit comprises relay group.