CN215574660U

CN215574660U - Food additive detection device based on Raman spectrum

Info

Publication number: CN215574660U
Application number: CN202122068827.4U
Authority: CN
Inventors: 王晓彬; 张茜
Original assignee: Nanchang Normal University
Current assignee: Nanchang Normal University
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-01-18
Anticipated expiration: 2031-08-30

Abstract

The utility model relates to the technical field of food detection, in particular to a food additive detection device based on Raman spectrum, which comprises a detection box and a containing box, wherein the inner wall of the detection box is connected with an array spectrum analysis mechanism, the lower end of the containing box is fixedly connected with a driving motor, the output end of the driving motor penetrates through the containing box and is fixedly connected with a stirring frame, the upper end of the stirring frame is fixedly connected with a driving part, the center of the inner bottom end of the detection box is fixedly connected with a fixing part matched with the driving part, and a rotating part is connected between the containing box and the fixing part. Realize comprehensive detection, and carry out when smashing and last detection efficiency height.

Description

Food additive detection device based on Raman spectrum

Technical Field

The utility model relates to the technical field of food detection, in particular to a food additive detection device based on Raman spectrum.

Background

The food safety detection is used for detecting harmful substances in food according to national indexes, and mainly used for detecting harmful and toxic indexes, such as heavy metal, aflatoxin and the like. An important aspect of food science and engineering is the introduction and use of chemical unit operations and the development of food engineering unit operations, thereby promoting the development of the food industry towards large-scale, continuous and automated.

In the prior art, the following problems exist:

(1) array spectrum analysis is generally needed in the detection process, the food needs to be transferred to each spectrum position for detection, the operation is complicated, the detection is easy to miss, and the detection efficiency is low;

(2) in the prior art, food is usually smashed and then detected, but the smashing degree is difficult to judge in actual operation, detection result comparison is performed after multiple times of detection, and the detection efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a food additive detection device based on Raman spectrum to solve the problems in the background technology.

The technical scheme of the utility model is as follows: the utility model provides a food additive detection device based on raman spectroscopy, includes detection box and splendid attire box, the inner wall connection who detects the box has array spectral analysis mechanism, the lower extreme fixedly connected with driving motor of splendid attire box, driving motor's output runs through splendid attire box and fixedly connected with stirring frame, the upper end fixedly connected with driving medium of stirring frame, the interior bottom center department fixedly connected with of detection box and driving medium matched with mounting, be connected with the rotating member between splendid attire box and the mounting.

Preferably, the transmission part comprises a second gear and a connecting shaft, the second gear is fixedly connected to the top end of the connecting shaft, the lower end of the connecting shaft is fixedly connected with a central shaft of the stirring frame, and the second gear is matched with the fixing part.

Preferably, the fixing part comprises a support shaft and a first gear, the first gear is fixedly connected to the top end of the support shaft and meshed with the second gear, and the lower end of the support shaft is fixedly connected with the center of the inner bottom end of the detection box.

Preferably, the diameter of the second gear is smaller than that of the first gear, and a display screen is fixedly connected to the center of the top surface of the first gear.

Preferably, the rotating part comprises a connecting sleeve and a connecting rod, the connecting sleeve is sleeved on the outer side of the supporting shaft and is rotatably connected with the supporting shaft, and the connecting rod is fixedly connected between the connecting sleeve and the containing box.

Preferably, the upper end cover of the detection box is provided with a first sealing cover, a buckle is connected between the first sealing cover and the detection box, a second sealing cover is arranged on the upper side of the containing box, a through hole for the connecting shaft to movably penetrate through is formed in the center of the second sealing cover, and the second sealing cover is connected with a fixing assembly.

Preferably, the fixing assembly comprises a sliding sleeve and a locking screw, the sliding sleeve is sleeved on the connecting shaft in a sliding mode and is fixedly connected with the upper end face of the second sealing cover, and the locking screw penetrates through the sliding sleeve in a threaded mode and abuts against the connecting shaft.

Preferably, the array spectrum analysis mechanism comprises a Raman spectrum analyzer, an infrared spectrum analyzer and an ultraviolet spectrum analyzer which are uniformly distributed along the inner wall of the detection box.

The utility model provides a food additive detection device based on Raman spectrum through improvement, compared with the prior art, the food additive detection device has the following improvement and advantages:

one is as follows: according to the utility model, through the arrangement of the driving motor, the stirring frame, the transmission part, the fixing part and the rotating part, when the driving motor drives the stirring frame to stir and smash food, the rotating stirring frame drives the containing box to rotate around the fixing part through the transmission part and the rotating part, the containing box circulates through the array spectrum analysis mechanism, comprehensive detection is realized, and continuous detection is carried out while smashing, and the efficiency is high;

the second step is as follows: according to the utility model, the gear II which can rotate freely is meshed with the fixed gear I, so that the gear II can rotate along the gear I, the diameter of the gear II is set to be smaller than that of the gear I, the rotating speed of the containing box can be smaller than the stirring speed of the stirring frame, and a deceleration effect is realized.

Drawings

The utility model is further explained below with reference to the figures and examples:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic sectional view of the cartridge of the present invention;

FIG. 3 is a schematic view of the structure of the container of the present invention;

FIG. 4 is a schematic view of the fastener of the present invention;

fig. 5 is a schematic diagram of the structure at the array spectral analysis mechanism of the present invention.

Description of reference numerals:

1. a detection cartridge; 2. a first sealing cover; 3. buckling; 4. a Raman spectrum analyzer; 5. an infrared spectrum analyzer; 6. an ultraviolet spectrum analyzer; 7. placing the box; 8. a drive motor; 9. a stirring frame; 10. a support shaft; 11. a first gear; 12. a second gear; 13. a connecting shaft; 14. connecting sleeves; 15. a connecting rod; 16. a display screen; 17. a sliding sleeve; 18. locking the screw; 19. and a second sealing cover.

Detailed Description

The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a food additive detection device based on Raman spectrum through improvement, and the technical scheme of the utility model is as follows:

the first embodiment is as follows:

as shown in fig. 1-5, a food additive detection device based on raman spectroscopy comprises a detection box 1 and a containing box 7, the inner wall of the detection box 1 is connected with an array spectrum analysis mechanism, the lower end of the containing box 7 is fixedly connected with a driving motor 8, the output end of the driving motor 8 penetrates through the containing box 7 and is fixedly connected with a stirring frame 9, the upper end of the stirring frame 9 is fixedly connected with a driving member, the center of the inner bottom end of the detection box 1 is fixedly connected with a fixing member matched with the driving member, a rotating member is connected between the containing box 7 and the fixing member, food to be detected is placed in the containing box 7, the driving motor 8 is started to drive the stirring frame 9 to stir and smash the food, meanwhile, the rotating stirring frame 9 drives the containing box 7 to rotate around the fixing piece through the transmission piece and the rotating piece, and the containing box 7 circulates through the array spectral analysis mechanism to realize comprehensive detection; and continuous detection is efficient while smashing.

Further, the transmission part comprises a second gear 12 and a connecting shaft 13, the second gear 12 is fixedly connected to the top end of the connecting shaft 13, the lower end of the connecting shaft 13 is fixedly connected with a central shaft of the stirring frame 9, and the second gear 12 is matched with the fixing part.

By means of the structure, the stirring frame 9 drives the second gear 12 to rotate through the connecting shaft 13, the rotating piece and the second gear 12 drive the containing box 7 to rotate around the fixing piece under the action of the fixing piece, and the containing box 7 circulates through the array spectral analysis mechanism to realize comprehensive detection.

Further, the fixing member includes a supporting shaft 10 and a first gear 11, the first gear 11 is fixedly connected to the top end of the supporting shaft 10 and is engaged with a second gear 12, and the lower end of the supporting shaft 10 is fixedly connected to the center of the inner bottom end of the detecting box 1.

By means of the structure, the second gear 12 is meshed with the first gear 11 to rotate along the first gear 11, meanwhile, the second gear 12 is combined with the stirring frame 9 through the connecting shaft 13 and the rotating piece to drive the containing box 7 to rotate around the supporting shaft 10, and the containing box 7 circulates through the array spectrum analysis mechanism to achieve comprehensive detection.

Further, the diameter of the second gear 12 is smaller than that of the first gear 11, and a display screen 16 is fixedly connected to the center of the top surface of the first gear 11.

By means of the structure, the diameter of the second gear 12 is smaller than that of the first gear 11, so that the rotating speed of the containing box 7 is smaller than the stirring speed of the stirring frame 9, a speed reduction effect is achieved, and an operator can check data detected by the array spectral analysis mechanism in the rotating process of the containing box 7 through the display screen 16.

Further, the rotating member comprises a connecting sleeve 14 and a connecting rod 15, the connecting sleeve 14 is sleeved outside the supporting shaft 10 and is rotatably connected with the supporting shaft 10, and the connecting rod 15 is fixedly connected between the connecting sleeve 14 and the containing box 7.

By the above structure, the connecting sleeve 14 and the connecting rod 15 are used for supporting the container 7 and assisting the container 7 to rotate along the supporting shaft 10.

Further, the array spectrum analysis mechanism includes a raman spectrum analyzer 4, an infrared spectrum analyzer 5, and an ultraviolet spectrum analyzer 6 which are uniformly distributed along the inner wall of the cartridge 1.

By means of the structure, the Raman spectrum analyzer 4, the infrared spectrum analyzer 5 and the ultraviolet spectrum analyzer 6 can realize the spectrum analysis of all wave bands, and food safety detection can be carried out more comprehensively.

The working principle is as follows: putting food to be detected into the containing box 7, starting the driving motor 8 to drive the stirring frame 9 to stir and smash the food, driving the gear II 12 to rotate by the rotating stirring frame 9 through the connecting shaft 13, and driving the gear II 12 to rotate along the gear I11 by meshing the gear II 12 with the gear I11, meanwhile, driving the containing box 7 to rotate around the supporting shaft 10 by the gear II 12 through the connecting shaft 13, the stirring frame 9, the connecting sleeve 14 and the connecting rod 15, wherein the containing box 7 circularly passes through the Raman spectrum analyzer 4, the infrared spectrum analyzer 5 and the ultraviolet spectrum analyzer 6, so that the full-waveband spectrum analysis is realized, and the food safety detection is comprehensively made; the diameter of the second gear 12 is smaller than that of the first gear 11, so that the rotating speed of the containing box 7 is smaller than the stirring speed of the stirring frame 9, a speed reduction effect is achieved, and an operator can check data detected by the array spectral analysis mechanism in the rotating process of the containing box 7 through the display screen 16.

Example two:

based on a food additive detection device based on raman spectroscopy provided by a first embodiment of the present application, a second embodiment of the present application provides another food additive detection device based on raman spectroscopy. The second embodiment is merely a preferred way of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

The second embodiment of the present invention will be further described with reference to the drawings and the following description.

As shown in fig. 1 to 4, the second embodiment further includes a first sealing cover 2 covering the upper end of the detection box 1, a buckle 3 is connected between the first sealing cover 2 and the detection box 1, a second sealing cover 19 is arranged on the upper side of the containing box 7, a through hole for the connection shaft 13 to movably penetrate is arranged in the center of the second sealing cover 19, and a fixing component is connected to the second sealing cover 19.

By means of the structure, after the food to be detected is placed in the containing box 7, the second sealing cover 19 is covered, so that the food in the containing box 7 is not easy to spill; the second sealing cover 19 can slide upwards along the connecting shaft 13, and the second sealing cover 19 is fixed by the fixing component, so that food can be conveniently taken and placed; in the detection process, the first sealing cover 2 covers the upper end of the detection box 1 and is fixed by the buckle 3, so that the external interference is reduced.

Further, the fixing component comprises a sliding sleeve 17 and a locking screw 18, the sliding sleeve 17 is slidably sleeved on the connecting shaft 13 and is fixedly connected with the upper end face of the second sealing cover 19, and the locking screw 18 penetrates through the sliding sleeve 17 in a threaded manner and abuts against the connecting shaft 13.

By means of the structure, when food is taken and placed, the second sealing cover 19 slides upwards along the connecting shaft 13, and the locking screw 18 is screwed to fix the second sealing cover 19.

The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A food additive detection device based on Raman spectroscopy, its characterized in that: including detecting box (1) and splendid attire box (7), the inner wall connection who detects box (1) has array spectral analysis mechanism, the lower extreme fixedly connected with driving motor (8) of splendid attire box (7), the output of driving motor (8) runs through splendid attire box (7) and fixedly connected with stirring frame (9), the upper end fixedly connected with driving medium of stirring frame (9), the interior bottom center department fixedly connected with of detecting box (1) and driving medium matched with mounting, be connected with the rotating member between splendid attire box (7) and the mounting.

2. The food additive detection apparatus based on raman spectroscopy according to claim 1, wherein: the transmission part comprises a second gear (12) and a connecting shaft (13), the second gear (12) is fixedly connected to the top end of the connecting shaft (13), the lower end of the connecting shaft (13) is fixedly connected with a central shaft of the stirring frame (9), and the second gear (12) is matched with the fixing part.

3. The food additive detection device based on Raman spectroscopy of claim 2, wherein: the fixing piece comprises a supporting shaft (10) and a first gear (11), the first gear (11) is fixedly connected to the top end of the supporting shaft (10) and meshed with a second gear (12), and the lower end of the supporting shaft (10) is fixedly connected with the center of the inner bottom end of the detection box (1).

4. The food additive detection device based on Raman spectroscopy of claim 3, wherein: the diameter of the second gear (12) is smaller than that of the first gear (11), and a display screen (16) is fixedly connected to the center of the top surface of the first gear (11).

5. The food additive detection device based on Raman spectroscopy of claim 3, wherein: the rotating part comprises a connecting sleeve (14) and a connecting rod (15), the connecting sleeve (14) is sleeved on the outer side of the supporting shaft (10) and is rotatably connected with the supporting shaft (10), and the connecting rod (15) is fixedly connected between the connecting sleeve (14) and the containing box (7).

6. The food additive detection device based on Raman spectroscopy of claim 2, wherein: the upper end cover of detection box (1) is equipped with sealed lid (2), be connected with buckle (3) between sealed lid (2) and detection box (1), the upside of containing box (7) is provided with sealed lid two (19), the center department of sealed lid two (19) is provided with the through-hole that supplies connecting axle (13) activity to run through, be connected with fixed subassembly on sealed lid two (19).

7. The food additive detection device based on Raman spectroscopy of claim 6, wherein: the fixing assembly comprises a sliding sleeve (17) and a locking screw (18), the sliding sleeve (17) is slidably sleeved on the connecting shaft (13) and fixedly connected with the upper end face of the second sealing cover (19), and the locking screw (18) penetrates through the sliding sleeve (17) in a threaded manner and abuts against the connecting shaft (13).

8. The food additive detection apparatus based on raman spectroscopy according to claim 1, wherein: the array spectrum analysis mechanism comprises Raman spectrum analyzers (4), infrared spectrum analyzers (5) and ultraviolet spectrum analyzers (6) which are uniformly distributed along the inner wall of the detection box (1).