CN112525846A - Infrared food detector - Google Patents
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- 235000013305 food Nutrition 0.000 title claims abstract description 161
- 238000001514 detection method Methods 0.000 claims abstract description 181
- 238000002329 infrared spectrum Methods 0.000 claims abstract description 24
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- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
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- 235000012041 food component Nutrition 0.000 description 1
- 239000005417 food ingredient Substances 0.000 description 1
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- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
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Abstract
The invention relates to the technical field of food detection, in particular to an infrared food detector, which comprises a machine body, a detection track and a controller, wherein the detection track is arranged on the machine body; when the infrared food detector operates, food needs to be placed in a fixed position of the detector, and a professional technical analysis is carried out on an infrared spectrum image displayed in the infrared food detector to determine detection results of various components in the food; therefore, the food on the conveyor belt is in a relatively static state through the arranged detection track, so that the food on the conveyor belt stably runs in the infrared detection process, the running efficiency of a streamline food production line is maintained, and the application effect of the infrared food detector is improved.
Description
Technical Field
The invention relates to the technical field of food detection, in particular to an infrared food detector.
Background
With the improvement of living standard of people, food types appearing in life are more and more, the consequent food safety problem becomes a hot point of social attention, when the infrared spectrum technology is applied to food detection, the vibration or rotation frequency of a certain group in food substance molecules can be kept consistent with the frequency of infrared light, the molecules absorb energy, the original ground state vibration energy level is transited to the vibration energy level with higher energy, the light with the wavelength is absorbed by the substance, the condition that the molecules absorb the infrared light is recorded by an instrument, an infrared spectrum diagram is obtained, the infrared spectrum diagram usually uses the wavelength lambda or wave number sigma as an abscissa to represent the position of an absorption peak, and uses the light transmittance T% or the absorbance A as an ordinate to represent the absorption intensity; the image change of the spectrum is generated, so that the molecular structure in the detected object is determined, and the purpose of detecting the food ingredients is achieved.
When the infrared food detector operates, food needs to be placed in a fixed position of the detector, a professional technical analysis is carried out on infrared spectrum images displayed in the infrared food detector to determine detection results of various components in the food, and in the production process of a food production line, detection steps carried out by the infrared detector interfere with normal operation of the production line, an additional detection area needs to be occupied, and production efficiency of the production line is influenced.
Some technical schemes related to infrared food detection also appear in the prior art, for example, a chinese patent with application number 2019111770934 discloses an infrared food safety detection device, which comprises a casing, wherein an inlet cavity is arranged in the casing, a feeding mechanism is arranged in the left end wall of the inlet cavity, a driving mechanism for providing power for a device is arranged in the left end wall of the feeding mechanism, a classification transportation mechanism capable of classifying detected food is arranged in the left end wall of the driving mechanism, when the food needs safety detection, the driving mechanism is started, the feeding mechanism transports the food into the device through the inlet cavity, then transports the food to a detection position, after the detection is completed, according to a detection result, the classification transportation mechanism transports the food meeting requirements to the storage cavity, transports the food not meeting the requirements to the collection cavity, and completes the food detection, and the technical scheme can automatically complete the safety detection of the food, the detection of a group of foods can be finished in time without mutual influence, and the foods meeting and not meeting the requirements are separately stored after the detection is finished, so that the intelligent food storage system is more intelligent; however, in the technical scheme, the problem that in a production line type food production line, the infrared food detector needs time to read and analyze the detected infrared spectrum, and the smooth circulation of the production line is influenced is not solved.
In view of the above, in order to overcome the above technical problems, the present invention provides an infrared food detector, which adopts a special infrared food detector mechanism to solve the above technical problems.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides the infrared food detector, the food on the conveyor belt and the infrared detector are in a relatively static state through the arranged detection track, so that the food can stably run on the conveyor belt in the infrared detection process, the running efficiency of a flow line type food production line is maintained, and the application effect of the infrared food detector is improved.
The invention relates to an infrared food detector, which comprises a machine body, a detection track and a controller, wherein the detection track is arranged on the machine body; an infrared light source is arranged on the machine body, and a detection track is arranged below the machine body; the detection track is of a closed annular structure, a conveyor belt for bearing food is arranged below the detection track, and the conveyor belt is respectively arranged below two sides of the annular detection track; a convex guide wheel is arranged below the machine body and clamped on two sides of the detection track; the machine body is slidably arranged on the detection track through a guide wheel, and a motor for driving the guide wheel is also arranged in the machine body; key-shaped grooves are also formed in two sides of the lower end of the machine body, and a shear shank is arranged in each key-shaped groove; an infrared light source is arranged below the scissor rack, the scissor rack extends out when the machine body is positioned in a detection track area above the conveying belt, and the scissor rack retracts when the machine body is positioned in a bending area of the detection track; the control device is used for adjusting the running speed between the transmission belt and the motor; when the infrared food detector operates, food needs to be placed in a fixed position of the detector, and a professional technical analysis is carried out on infrared spectrum images displayed in the infrared food detector to determine detection results of various components in the food; therefore, the food infrared detection device drives the infrared light source in the machine body to move on the detection track through the annular detection track arranged above the food conveying belt and the guide wheel driven by the motor in the machine body, and further enables the infrared light source and the food to be in a relatively static state by controlling the machine body sliding on the detection track and maintaining the same moving speed between the transmission belt, so that the food infrared detection effect is achieved, the infrared light source is arranged on the scissor holders on the two sides of the machine body, the data sample of food infrared detection is increased, the telescopic action of the scissor holders on the machine body can adjust the position relation of the distance between the infrared light source and the detected food, the interference effect on the infrared spectrum under a single detection parameter is reduced, and the data accuracy of the infrared food detector is enhanced; according to the food conveying belt, the arranged detection track is utilized, so that the infrared detector and food on the conveying belt are in a relatively static state, stable running of the food on the conveying belt in the infrared detection process is further achieved, the running efficiency of a flow line type food production line is maintained, and the application effect of the infrared food detector is improved.
Preferably, a plurality of sliding bodies are mounted on the detection track, the bodies are respectively positioned on the detection track above the two conveyor belts, and the distance between the bodies is the length of the bodies; the foods to be detected on the transmission belt are placed together in a mutual contact manner, and the machine body for infrared detection loses the detection effect on the foods in the arc-shaped bending area on the detection track, so that the complete detection effect on the foods cannot be achieved; through setting up a plurality of organisms on detecting the track, cooperate with two transmission bands of cyclic annular detection track below, utilize the equivalent distance of being separated by between the organism, make infrared light source wherein food on the spaced detection transmission band respectively, and control detects food on two transmission bands of track below, the interval is detected by the infrared light source on the organism respectively, avoided the organism when moving to the region of buckling on detecting the track, the infrared detection effect to food has lacked, and then reached and carried out complete detection to the food on the transmission band, thereby the application effect of infrared food detector has been promoted.
Preferably, the infrared light source in the body numbers the infrared spectrums output by detection and stores the infrared spectrums respectively, and the infrared spectrums obtained by detection are superposed and displayed in the same spectrogram; in the detected infrared spectrogram, the states of different components in the food are reflected through the shape of an observation spectral line, the quantity of the food produced in the same batch in a production line is large, a large amount of work is consumed for carrying out independent observation on the food, and the detection efficiency of the food is reduced; through showing infrared spectrogram coincidence in same spectrum, then from superimposed infrared spectrogram, discovery coincidence and convex part, and then carry out the analysis that aims at to convex infrared spectrogram image, strengthened the check efficiency to the infrared spectrogram who detects out to infrared food detector's application effect has been promoted.
Preferably, the lower end of the machine body is also provided with a pair of limiting crawler belts, and the end parts of the limiting crawler belts are provided with pivots in rotating connection; the limiting crawler belt is attached to the surface of the detection track; in the moving process of the machine body on the detection track, after the guide wheel moves to the bent arc-shaped area on the detection track, the guide wheel moves on the arc-shaped surface, so that vibration is formed on the drawn machine body, and the stability of the running track of the machine body is interfered; through the limiting crawler arranged on the machine body, the machine body and the detection track are in a surface contact state, so that the fixed state between the machine body and the detection track in the moving process is enhanced, the machine body is maintained in the gentle moving process, and the application effect of the infrared food detector is improved.
Preferably, the pivot shaft is arranged on the machine body, and a groove is formed in the position, where the pivot shaft is arranged, of the machine body, and connects the pivot shafts between the opposite limiting tracks on the machine body; the groove is internally provided with a tension spring, two ends of the tension spring are respectively connected with the end parts of the pivots at two ends of the groove, and the tension spring enables the pivots to generate opposite moving trends in the groove; the stability of the machine body in moving on the detection track is enhanced by the limiting crawler belt, when the limiting crawler belt moves to the arc-shaped bent area of the detection track, the limiting crawler belt is inclined to the machine body of the detection track, so that a gap between the limiting crawler belt and the contact surface of the detection track is caused, and the fixing state and the limiting effect of the limiting crawler belt are weakened; through the recess that sets up on the organism, utilize extension spring wherein to maintain between relative spacing track to organism fixed action's total power be in stably to deformation through the extension spring turns into pivot different offset position in the recess with spacing track on detecting the track the effort that receives the difference, and then has stabilized the fixity of spacing track towed organism on detecting the track, thereby has promoted infrared food detector's application effect.
Preferably, the bottom end of the pivot is provided with a convex roller, the diameter of the roller is larger than that of the pivot and the roller is in contact with the surface of the detection track; in the moving process of the machine body on the detection track, the difference of the movement of the limiting crawler on the surfaces of the two sides of the detection track can slide relative to the pivot under the action of the tension spring, so that the stable traction effect of the limiting crawler on the machine body is weakened; the rolling wheels are arranged on the pivot in a protruding mode, the rolling wheels rotate correspondingly on the surface of the detection track along with the movement of the machine body, and then the limiting crawler on the pivot is driven to move, so that the rotation of the pivot corresponds to the movement of the limiting crawler, the relative sliding between the limiting crawler and the pivot is avoided, and the application effect of the infrared food detector is maintained.
Preferably, the port of the key-shaped groove is also provided with a key-shaped grid cylinder which is sleeved on the outer side of the scissor rack and protrudes out of the infrared light source; infrared light is used as one kind of electromagnetic wave, and is easily interfered by mutually diffused infrared light among a plurality of organisms arranged on a detection track, so that the accuracy of single infrared spectrum detection is influenced; through setting up the grid section of thick bamboo of key type, wrap up infrared source's port, receive other infrared ray's interference when avoiding it to detect food, reduced infrared source's self scattering volume simultaneously to infrared food detector's application effect has been promoted.
Preferably, in the operating process of the infrared light source, the intensity of the infrared light output by the infrared light source is normally distributed; through the change of controlling infrared light source output power, reduced the mutual interference between the organism on the one hand, on the other hand has reduced infrared light source your consumption, has prolonged infrared light source's effective life simultaneously to infrared food detector's application effect has been promoted.
Preferably, the upper end face of the detection track is narrower than the lower end face thereof; the machine body is arranged on a wedge edge formed at the upper end of the detection track in a lap joint mode; through the wedge limit that sets up, the distribution position of organism on the change detection track that can be convenient, and then the detection requirement of the differentiation of the different food of adaptation on the transmission band to infrared food detector's the suitability effect that should has been promoted.
Preferably, the wedge edge is provided with convex ribs which are distributed intermittently and are positioned in the vertical direction of the detection track; the convex rib strips protrude out of the upper end surface of the detection track at the junction of the straight line variable arc line; through the protruding bone strip that sets up, ensured the removal effect of organism on detecting the track wedge edge, avoided the phenomenon of sliding that guide pulley on the organism and spacing track produced on the wedge edge to through the protruding bone strip that detects track shape juncture terminal surface, reduce the organism when detecting on the track diversion and detect the track and produce the sliding resistance of stiction between the track, thereby promoted infrared food detector's application effect.
Preferably, the convex rib strips are further provided with surrounding convex rings, and the convex rings are gradually increased along the height direction of the convex rib strips; the outer diameter of the convex ring is matched with the lower end face of the detection track; through setting up the bulge loop of crescent on protruding bone strip, ensured guide pulley and the slip laminating effect of spacing track on the wedge limit to utilize the distribution of bulge loop on the horizontal plane, avoided the organism to produce the vibration of vertical direction in the removal, maintained the stability of organism removal process, thereby promoted infrared food detector's application effect.
The invention has the following beneficial effects:
1. according to the food conveying device, the food on the conveying belt and the infrared detector are in a relatively static state through the arranged detection track, so that the food stably runs on the conveying belt in the infrared detection process, and the running efficiency of a flow line type food production line is maintained; the setting has avoided the organism when moving to the bending region on detecting the track, has lacked the infrared detection effect to food, and then has reached and has carried out complete detection to food on the transmission belt on detecting the track a plurality of organisms.
2. According to the invention, the infrared spectrums are coincidently displayed in the same spectrum, so that the detection efficiency of the detected infrared spectrums is enhanced; the limiting crawler arranged on the machine body is in surface contact with the detection track, so that the fixed state between the machine body and the detection track is enhanced; the groove is arranged on the machine body, and the tension spring in the groove is used for maintaining the total force of the relative limiting track for fixing the machine body to be stable; the rollers arranged on the pivot shaft and protruding out enable the rotation of the pivot shaft to correspond to the movement of the limiting crawler belt, and the relative slippage between the two is avoided.
Drawings
The invention is further described with reference to the following figures and embodiments.
FIG. 1 is a perspective view of the infrared food detector assembly of the present invention;
FIG. 2 is a top perspective view of a body member of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
in the figure: the device comprises a machine body 1, a key-type groove 11, a grid cylinder 111, a detection track 2, a wedge edge 21, a rib 22, a convex ring 221, an infrared light source 3, a transmission belt 4, a guide wheel 5, a limiting crawler 6, a pivot 61, a roller 611, a groove 62 and a tension spring 621.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 4, the infrared food detector of the present invention comprises a machine body 1, a detection track 2 and a controller; an infrared light source 3 is arranged on the machine body 1, and a detection track 2 is arranged below the machine body 1; the detection track 2 is of a closed annular structure, a conveyor belt 4 for bearing food is arranged below the detection track 2, and the conveyor belt 4 is respectively arranged below two sides of the annular detection track 2; a convex guide wheel 5 is arranged below the machine body 1, and the guide wheel 5 is clamped on two sides of the detection track 2; the machine body 1 is slidably mounted on the detection track 2 through a guide wheel 5, and a motor for driving the guide wheel 5 is further mounted in the machine body 1; key-shaped grooves 11 are further formed in two sides of the lower end of the machine body 1, and a shear shank is mounted in each key-shaped groove 11; an infrared light source 3 is arranged below the scissor rack, the scissor rack extends out when the machine body 1 is positioned in the area of the detection track 2 above the conveyor belt 4, and the scissor rack retracts when the machine body 1 is positioned in the bending area of the detection track 2; the control device is used for adjusting the running speed between the transmission belt 4 and the motor; when the infrared food detector operates, food needs to be placed in a fixed position of the detector, and a professional technical analysis is carried out on infrared spectrum images displayed in the infrared food detector to determine detection results of various components in the food; therefore, the infrared food detection device drives the infrared light source 3 in the machine body 1 to move on the detection track 2 through the annular detection track 2 arranged above the food conveying belt 4 and the guide wheel 5 driven by the motor in the machine body 1, and further enables the infrared light source 3 and food to be in a relatively static state by controlling the same moving speed between the machine body 1 and the conveying belt 4 sliding on the detection track 2, so that the infrared detection effect on the food is achieved, the infrared light source 3 is arranged on the scissor holders on the two sides of the machine body 1, the data sample of food infrared detection is increased, and the telescopic action of the scissor holders on the machine body 1 can adjust the position relation of the distance between the infrared light source 3 and the detected food, reduce the interference effect on infrared spectrum under a single detection parameter and enhance the data accuracy of the infrared food detection device; according to the food detection device, the detection track 2 is arranged, so that the infrared detector and food on the conveyor belt 4 are in a relatively static state, stable running of the food on the conveyor belt 4 in the infrared detection process is further achieved, the running efficiency of a flow line type food production line is maintained, and the application effect of the infrared food detector is improved.
As an embodiment of the present invention, a plurality of sliding bodies 1 are mounted on the detection track 2, the bodies 1 are respectively located on the detection track 2 above the two conveyor belts 4, and the distance between the bodies 1 is the length of the bodies 1; food to be detected on the conveying belt 4 is placed together in a mutual contact manner, and the machine body 1 for infrared detection loses the detection effect on the food in the arc-shaped bending area on the detection track 2, so that the complete detection effect on the food cannot be achieved; through setting up a plurality of organism 1 on detecting track 2, cooperate with two transmission band 4 of cyclic annular detection track 2 below, utilize the equivalent distance that 1 intervals of organism are separated from, make infrared light source 3 wherein food on the spaced detection transmission band 4 respectively, and control detects the food on two transmission band 4 of track 2 below, the interval is detected by infrared light source 3 on the organism 1 respectively, avoided organism 1 when moving to the bending region on detecting track 2, the infrared detection effect to food has lacked, and then reached and carried out complete detection to food on transmission band 4, thereby the application effect of infrared food detector has been promoted.
As an embodiment of the present invention, the infrared light source 3 in the machine body 1 numbers and stores the infrared spectrums outputted by detection, and displays the infrared spectrums obtained by detection in the same spectrogram in a superposition manner; in the detected infrared spectrogram, the states of different components in the food are reflected through the shape of an observation spectral line, the quantity of the food produced in the same batch in a production line is large, a large amount of work is consumed for carrying out independent observation on the food, and the detection efficiency of the food is reduced; through showing infrared spectrogram coincidence in same spectrum, then from superimposed infrared spectrogram, discovery coincidence and convex part, and then carry out the analysis that aims at to convex infrared spectrogram image, strengthened the check efficiency to the infrared spectrogram who detects out to infrared food detector's application effect has been promoted.
As an embodiment of the invention, the lower end of the machine body 1 is further provided with a pair of limiting crawler belts 6, and the end parts of the limiting crawler belts 6 are provided with pivot shafts 61 which are rotatably connected; the limiting crawler belt 6 is attached to the surface of the detection track 2; in the moving process of the machine body 1 on the detection track 2, after the guide wheel 5 moves to the bent arc-shaped area on the detection track 2, the guide wheel 5 moves on the arc-shaped surface to form vibration on the drawn machine body 1, so that the stability of the running track of the machine body 1 is disturbed; through the limiting crawler belt 6 arranged on the machine body 1, the machine body and the detection track 2 are in a surface contact state, so that the fixed state between the machine body 1 and the detection track 2 in the moving process is enhanced, the machine body 1 is maintained in the gentle moving process, and the application effect of the infrared food detector is improved.
As an embodiment of the present invention, the pivot 61 is provided with a groove 62 at a position where the pivot 61 is installed on the machine body 1, and the groove 62 connects the pivot 61 between the opposite position-limiting crawler belts 6 on the machine body 1; a tension spring 621 is arranged in the groove 62, two ends of the tension spring 621 are respectively connected to the ends of the pivot 61 at two ends of the groove 62, and the tension spring 621 causes the pivot 61 to generate opposite moving trends in the groove 62; the stability of the machine body 1 moving on the detection track 2 is enhanced by the limiting crawler 6, and when the limiting crawler 6 moves to the arc-shaped area where the detection track 2 is bent, the limiting crawler 6 is inclined to the machine body 1 of the detection track 2, so that a gap between the limiting crawler 6 and the contact surface of the detection track 2 is caused, and the fixing state and the limiting effect of the limiting crawler 6 are weakened; through the recess 62 that sets up on organism 1, utilize extension spring 621 among them to maintain to be in stably to organism 1 fixed action's total power between relative spacing track 6 to receive the effort of difference to be converted into pivot 61 different offset position in recess 62 through extension spring 621's deformation with spacing track 6 on detecting track 2, and then stabilized the fixity of organism 1 that spacing track 6 was towed on detecting track 2, thereby promoted infrared food detector's application effect.
As an embodiment of the present invention, the bottom end of the pivot 61 is provided with a protruding roller 611, the roller 611 has a diameter larger than the pivot 61 and contacts with the surface of the detection rail 2; in the moving process of the machine body 1 on the detection track 2, due to the action of the tension spring 621, the difference of the movement of the limiting crawler 6 on the surfaces of the two sides of the detection track 2 and the pivot 61 can generate a relative sliding phenomenon, so that the stable traction effect of the limiting crawler 6 on the machine body 1 is weakened; the roller 611 protruding from the pivot 61 is arranged on the surface of the detection track 2 to rotate correspondingly along with the movement of the machine body 1, so as to drive the limiting crawler 6 on the pivot 61 to move, so that the rotation of the pivot 61 corresponds to the movement of the limiting crawler 6, thereby avoiding the relative slippage between the limiting crawler 6 and maintaining the application effect of the infrared food detector.
As an embodiment of the present invention, a port of the key-shaped groove 11 is further provided with a key-shaped grid cylinder 111, and the grid cylinder 111 is sleeved outside the scissor rack and protrudes from the infrared light source 3; infrared light is used as one kind of electromagnetic wave, and is easily interfered by mutually diffused infrared light among a plurality of machine bodies 1 distributed on a detection track 2, so that the accuracy of single infrared spectrum detection is influenced; through the grid section of thick bamboo 111 that sets up the key type, wrap up infrared light source 3's port, receive other infrared interference when avoiding it to detect food, reduced infrared light source 3 self's scattering volume simultaneously to infrared food detector's application effect has been promoted.
In one embodiment of the present invention, during the operation of the infrared light source 3, the intensity of the infrared light output by the infrared light source is normally distributed; through the change of controlling the output power of the infrared light source 3, the mutual interference between the machine body 1 is reduced on the one hand, the power consumption of the infrared light source 3 is reduced on the other hand, and the effective service life of the infrared light source 3 is prolonged, so that the application effect of the infrared food detector is improved.
As an embodiment of the present invention, the upper end face of the detection track 2 is narrower than the lower end face thereof; the machine body 1 is arranged on a wedge edge 21 formed at the upper end of the detection track 2; through the wedge limit 21 that sets up, the distribution position of the body 1 on the change detection track 2 that can be convenient, and then the detection requirement of the differentiation of the different foods of adaptation on transmission band 4 to infrared food detector's the suitability effect that should has been promoted.
As an embodiment of the present invention, the wedge edge 21 is provided with ribs 22 distributed intermittently, and the ribs 22 are in the vertical direction of the detection track 2; the convex rib strip 22 protrudes out of the upper end surface of the detection track 2 at the intersection of the straight line and the variable arc line; through the protruding rib 22 that sets up, ensured organism 1 the removal effect on detecting track 2 wedge limit 21, avoided the phenomenon of sliding that guide pulley 5 and spacing track 6 on organism 1 produced on wedge limit 21 to through the protruding rib 22 that detects 2 shape juncture terminal surfaces of track, reduce organism 1 when detecting track 2 go up the diversion and detect the track 2 within a definite time produce stiction's the resistance of sliding, thereby promoted infrared food detector's application effect.
As an embodiment of the present invention, a surrounding convex ring 221 is further disposed on the convex rib strip 22, and the convex ring 221 gradually increases along the height direction of the convex rib strip 22; the outer diameter of the convex ring 221 is matched with the lower end face of the detection track 2; through setting up the bulge loop 221 of crescent on rib 22, ensured the laminating effect of sliding of guide pulley 5 and spacing track 6 on wedge limit 21 to utilize the distribution of bulge loop 221 on the horizontal plane, avoided organism 1 to produce the vibration of vertical direction in the removal, maintained organism 1 and removed the stability of process, thereby promoted infrared food detector's application effect.
When the device works, food needs to be placed in a fixed position of a detector, infrared spectrum images are displayed in the food, and professional technical analysis is carried out on the infrared spectrum images so as to determine detection results of all components in the food; the infrared food detection device has the advantages that the annular detection track 2 is arranged above the food conveying belt 4, the guide wheel 5 driven by the motor in the machine body 1 drives the infrared light source 3 in the machine body 1 to move on the detection track 2, the same moving speed is maintained between the machine body 1 and the conveying belt 4 sliding on the detection track 2, the infrared light source 3 and food are in a relatively static state, the infrared detection effect on the food is achieved, the infrared light source 3 is installed on the scissor holders on the two sides of the machine body 1, the data samples of food infrared detection are increased, the telescopic action of the scissor holders on the machine body 1 can adjust the position relation of the distance between the infrared light source 3 and the detected food, the interference effect on infrared spectra under a single detection parameter is reduced, and the data accuracy of the infrared food detection device is enhanced; the machine bodies 1 arranged on the detection track 2 are matched with the two conveyor belts 4 below the annular detection track 2, the infrared light sources 3 in the machine bodies are respectively used for detecting food on the conveyor belts 4 at intervals by utilizing the equal distance between the machine bodies 1, and the food on the two conveyor belts 4 below the detection track 2 is controlled to be respectively detected by the infrared light sources 3 on the machine bodies 1 at intervals, so that the phenomenon that the machine bodies 1 lack the infrared detection function on the food when running to the bending area on the detection track 2 is avoided, and further the food on the conveyor belts 4 is completely detected; the infrared spectrogram is coincided and displayed in the same spectrum, then the coincided and protruded parts are found from the superposed infrared spectrogram, and the protruded infrared spectrogram image is subjected to targeted analysis, so that the inspection efficiency of the detected infrared spectrogram is enhanced; the limiting crawler belt 6 arranged on the machine body 1 is in surface contact with the detection track 2, so that the fixed state between the machine body 1 and the detection track 2 in the moving process is enhanced, and the machine body 1 is maintained in smooth moving process; the groove 62 is arranged on the machine body 1, the tension spring 621 is utilized to maintain the total force of fixing action on the machine body 1 between the opposite limiting crawler belts 6 to be stable, and the deformation of the tension spring 621 is utilized to convert the differential acting force of the limiting crawler belts 6 on the detection track 2 into different offset positions of the pivot 61 in the groove 62, so that the fixing property of the machine body 1 drawn by the limiting crawler belts 6 on the detection track 2 is stabilized; the roller 611 protruding from the pivot 61 is arranged to rotate correspondingly on the surface of the detection track 2 along with the movement of the machine body 1, so as to drive the position-limiting crawler 6 on the pivot 61 to move, so that the rotation of the pivot 61 corresponds to the movement of the position-limiting crawler 6, and the relative sliding between the two is avoided; the key-type grid cylinder 111 is arranged to wrap the port of the infrared light source 3, so that the interference of other infrared rays when the infrared light source detects food is avoided, and the scattering amount of the infrared light source 3 is reduced.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (11)
1. The utility model provides an infrared food detector, includes organism (1), detection track (2) and controller, its characterized in that: an infrared light source (3) is arranged on the machine body (1), and a detection track (2) is arranged below the machine body (1); the detection track (2) is of a closed annular structure, a conveying belt (4) for bearing food is arranged below the detection track (2), and the conveying belt (4) is respectively arranged below two sides of the annular detection track (2); a convex guide wheel (5) is arranged below the machine body (1), and the guide wheel (5) is clamped on two sides of the detection track (2); the machine body (1) is slidably mounted on the detection track (2) through a guide wheel (5), and a motor for driving the guide wheel (5) is further mounted in the machine body (1); key-shaped grooves (11) are further formed in two sides of the lower end of the machine body (1), and a shear shank is installed in each key-shaped groove (11); an infrared light source (3) is arranged below the scissor rack, the scissor rack extends out when the machine body (1) is positioned in the area of the detection track (2) above the conveyor belt (4), and the scissor rack retracts when the machine body (1) is positioned in the bending area of the detection track (2); the control is used for adjusting the running speed between the transmission belt (4) and the motor.
2. The infrared food detector of claim 1, wherein: a plurality of sliding machine bodies (1) are installed on the detection track (2), the machine bodies (1) are respectively positioned on the detection track (2) above the two conveying belts (4), and the distance between the machine bodies (1) is the length of the machine bodies.
3. The infrared food detector of claim 2, wherein: the infrared light source (3) in the machine body (1) numbers and stores the infrared spectrums output by detection respectively, and the infrared spectrums obtained by detection are superposed and displayed in the same spectrogram.
4. The infrared food detector of claim 3, wherein: the lower end of the machine body (1) is also provided with a pair of limiting crawler belts (6), and the end parts of the limiting crawler belts (6) are provided with pivots (61) which are rotatably connected; the limiting crawler belt (6) is attached to the surface of the detection track (2).
5. The infrared food detector of claim 4, wherein: the pivot (61) is arranged on the machine body (1) and is provided with a groove (62), and the groove (62) connects the pivot (61) between the opposite limiting crawler belts (6) on the machine body (1); and a tension spring (621) is arranged in the groove (62), two ends of the tension spring (621) are respectively connected to the ends of the pivot (61) at two ends of the groove (62), and the tension spring (621) enables the pivot (61) to generate opposite moving trends in the groove (62).
6. The infrared food detector of claim 5, wherein: the bottom end of the pivot (61) is provided with a protruding roller (611), and the diameter of the roller (611) is larger than that of the pivot (61) and is in contact with the surface of the detection track (2).
7. The infrared food detector of claim 1, wherein: the port of the key-shaped groove (11) is also provided with a key-shaped grid cylinder (111), and the grid cylinder (111) is sleeved outside the scissor rack and protrudes from the infrared light source (3).
8. The infrared food detector of claim 7, wherein: and in the running process of the infrared light source (3), the intensity of the infrared light output by the infrared light source is normally distributed.
9. The infrared food detector of claim 2, wherein: the upper end surface of the detection track (2) is narrower than the lower end surface thereof; the machine body (1) is arranged on a wedge edge (21) formed at the upper end of the detection track (2).
10. The infrared food detector of claim 9, wherein: the wedge edge (21) is provided with convex rib strips (22) which are distributed intermittently, and the convex rib strips (22) are positioned in the vertical direction of the detection track (2); the convex rib strip (22) protrudes out of the upper end surface of the detection track (2) at the junction of the straight line and the variable arc line.
11. The infrared food detector of claim 10, wherein: the convex rib strips (22) are also provided with surrounding convex rings (221), and the convex rings (221) are gradually increased along the height direction of the convex rib strips (22); the outer diameter of the convex ring (221) is matched with the lower end face of the detection track (2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011098338.7A CN112525846A (en) | 2020-10-14 | 2020-10-14 | Infrared food detector |
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| CN202011098338.7A CN112525846A (en) | 2020-10-14 | 2020-10-14 | Infrared food detector |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358831A (en) * | 2021-06-03 | 2021-09-07 | 广州市燊华鸣食品有限公司 | Portable intelligent food heavy metal detection system and detection method |
| CN113376155A (en) * | 2021-06-03 | 2021-09-10 | 广州市燊华鸣食品有限公司 | Intelligent food detection system and detection method thereof |
| CN113885095A (en) * | 2021-12-03 | 2022-01-04 | 四川远方云天食品科技有限公司 | Dynamic balance measurement and control device, system and method for food transportation |
-
2020
- 2020-10-14 CN CN202011098338.7A patent/CN112525846A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358831A (en) * | 2021-06-03 | 2021-09-07 | 广州市燊华鸣食品有限公司 | Portable intelligent food heavy metal detection system and detection method |
| CN113376155A (en) * | 2021-06-03 | 2021-09-10 | 广州市燊华鸣食品有限公司 | Intelligent food detection system and detection method thereof |
| CN113376155B (en) * | 2021-06-03 | 2022-12-09 | 深圳凯吉星农产品检测认证有限公司 | Intelligent food detection system and detection method thereof |
| CN113885095A (en) * | 2021-12-03 | 2022-01-04 | 四川远方云天食品科技有限公司 | Dynamic balance measurement and control device, system and method for food transportation |
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