Rapid detection device for dehydroacetic acid in vermicelli

Abstract

The utility model discloses a device for rapidly detecting dehydroacetic acid in vermicelli. The device comprises a workbench, a feeding assembly is arranged on the top face of the workbench and comprises a mounting frame fixedly connected with the top face of the workbench, and a material cutting mechanism is arranged on one side of the mounting frame. Wherein the middle parts of the mounting frames are rotationally connected with guide rollers, an upper limiting plate and a lower limiting plate are fixedly connected between the two mounting frames, and vermicelli strips penetrate through the upper limiting plate and the lower limiting plate; wherein two bearing rollers and two driving rollers are arranged on one side of the mounting frame; when a column disc rotates through a feeding motor, a driving column and an embedding groove are clamped and slide, finally, a driving roller is matched with a bearing roller to twitch vermicelli strips, the twitch distance is 0.2 mm, quantitative automatic feeding is achieved when the vermicelli strips are cut, the processing time is saved, and the extraction efficiency is improved through a small section with the length of 0.2 cm.

Description

Technical Field

[0001] The utility model relates to the technical field of vermicelli detection, in particular to a device for quickly detecting dehydroacetic acid in vermicelli. Background Art

[0002] Before testing the content of dehydroacetic acid, dry vermicelli needs to be pre-treated;

[0003] Publication No. CN116297959A discloses a method for pre-treating a sample of dry vermicelli and a method for detecting dehydroacetic acid in dry vermicelli, wherein the sample pre-treating method comprises the following steps: chopping the dry vermicelli into pieces less than 0.5 cm in length, adding water and zinc sulfate solution, adjusting the pH value to 7.5, extracting by oscillation, centrifuging, filtering with a 0.22 μm filter membrane, and obtaining the supernatant. This device solves the problem of poor accuracy in detecting dehydroacetic acid caused by the hard texture of dry vermicelli and improper extraction process in the prior art, effectively fills the blank of the inspection standard for detecting dehydroacetic acid in dry vermicelli, contributes to the risk monitoring of dehydroacetic acid in dry vermicelli, provides effective guarantee for the quality control of dry rice noodles, ensures the safety of eating dry vermicelli, and has good application prospects. However, the patent still has the following problems in actual use:

[0004] When taking dry vermicelli, the above-mentioned device will cut the dry vermicelli into 0.5 cm pieces. However, the above-mentioned patent clearly states that cutting the dry vermicelli into small pieces of 0.2 cm in length will be more efficient in extraction, but this operation is more difficult and takes longer time. Therefore, a length of 0.5 cm is used. However, whether it is 0.5 cm or 0.2 cm, dry vermicelli is usually hard in texture, and each manual cut requires measurement, which is too cumbersome and time-consuming.

[0005] A device for quickly detecting dehydroacetic acid in vermicelli is proposed to solve the above-mentioned problems. Utility Model Content

[0006] The purpose of the utility model is to provide a device for quickly detecting dehydroacetic acid in vermicelli, so as to solve the problem that dry vermicelli is usually hard in texture and needs to be measured every time a piece is cut manually, which is too cumbersome and time-consuming to operate.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for rapid detection of dehydroacetic acid in vermicelli, comprising a workbench;

[0008] The top surface of the workbench is provided with a feeding assembly, and the feeding assembly includes two mounting frames fixedly connected to the top surface of the workbench, and a material cutting mechanism is provided on one side of the mounting frame;

[0009] The middle part of the mounting frame is rotatably connected with a guide roller, an upper limit plate and a lower limit plate are fixedly connected between the two mounting frames, a vermicelli strip passes through the upper limit plate and the lower limit plate, and the vermicelli strip is in close contact with the guide roller;

[0010] Wherein, two load-bearing rollers and two driving rollers are arranged between the two mounting frames and on one side of the mounting frames.

[0011] Preferably, the load-bearing roller is in close contact with the bottom surface of the vermicelli strip, the driving roller is in close contact with the top surface of the vermicelli strip, and the driving roller and the load-bearing roller are both rotatably connected to the mounting frame.

[0012] Preferably, the same end of the two driving rollers extends into the interior of a mounting frame and is fixedly connected to a first roller, a first transmission belt is sleeved between the two first rollers, a groove plate is fixedly connected to one side of one of the first rollers, the groove plate is snap-connected to a column plate, and the column plate is fixedly connected to a feeding motor.

[0013] Preferably, a driving column is fixedly connected to the edge of one side of the column plate, a limiting plate is fixedly connected to the middle of one side of the column plate, the limiting plate is fitted with the arc edge of the slot plate, a plurality of engaging grooves are opened on the slot plate, and the driving column is engaged and connected with the engaging grooves.

[0014] Preferably, the material cutting mechanism includes two lifting shells fixedly connected to the workbench, the lifting shells are located on one side of the mounting frame, and the bottom end of the lifting shells is fixedly connected to a mechanical warehouse.

[0015] Preferably, the lifting shell is slidably connected to a lifting frame inside, a tool is fixedly connected to the middle of the lifting frame, the tool is fitted with the edge of the mounting frame, the bottom end of the lifting frame extends into the mechanical compartment and is fixedly connected to a toothed plate, and a storage box buried in the top surface of the lifting shell is provided below the tool.

[0016] Preferably, a limiting clamping plate is fixedly connected to one side of the interior of the mechanical warehouse, the limiting clamping plate is slidably connected to the toothed plate, a half gear is rotatably connected to the interior of the mechanical warehouse, the half gear is meshed with the toothed plate, a second roller is fixedly connected to one side of the half gear, a second transmission belt is sleeved between the two second rollers, and a cutting motor is fixedly connected to one of the second rollers.

[0017] Compared with the prior art, the utility model has the following beneficial effects: the device for rapid detection of dehydroacetic acid in vermicelli, when the column plate is rotated by the feeding motor, the driving column and the engaging groove are engaged and slide, and finally the driving roller cooperates with the load-bearing roller to twitch the vermicelli strips, and the twitching distance is 0.2mm, so that the quantitative automatic feeding of the vermicelli strips is realized when the vermicelli strips are cut, the processing time is saved, and the 0.2cm long small segment increases the extraction efficiency. The specific contents are as follows:

[0018] 1. By starting the feeding motor, when the column plate rotates, the driving column engages with the interlocking groove and slides, thereby pushing the groove plate to rotate 60 degrees, and then the first roller and the first transmission belt rotate 60 degrees, and finally the driving roller cooperates with the load-bearing roller to pull the vermicelli strips, and the pulling distance is 0.2mm, realizing quantitative automatic feeding when cutting the vermicelli strips, saving processing time, and the 0.2cm long small segments increase the extraction efficiency.

[0019] 2. The two half gears are rotated by the second roller and the second transmission belt, and the two half gears are meshed with the tooth plate in an interlaced manner, and push the tooth plate and the limit clamp to slide up and down, thereby driving the lifting frame and the tool to move downward, and then the tool cuts off the 0.2mm vermicelli strips being pulled. The lifting and lowering of the tool and the pulling of the vermicelli strips by the driving roller are carried out alternately, making the cutting of the vermicelli strips semi-automatic, avoiding the operation of manual cutting with scissors, saving time and effort. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the front cross-section structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the side section structure of the utility model;

[0022] Figure 3 It is a schematic diagram of the cross-sectional structure of the mounting frame from top view;

[0023] Figure 4 It is a schematic diagram of the connection structure between the slot plate and the column plate;

[0024] Figure 5 for Figure 3 Schematic diagram of the enlarged structure of area A in the middle.

[0025] In the figure: 1. workbench; 2. feeding assembly; 201. mounting frame; 202. guide roller; 203. vermicelli strip; 204. upper limit plate; 205. lower limit plate; 206. load-bearing roller; 207. driving roller; 208. first roller; 209. first transmission belt; 210. slot plate; 211. column plate; 212. feeding motor; 213. limit plate; 214. driving column; 215. fitting groove; 3. material cutting mechanism; 301. lifting shell; 302. mechanical warehouse; 303. lifting frame; 304. tool; 305. tooth plate; 306. limit clamp; 307. half gear; 308. second roller; 309. cutting motor; 310. second transmission belt; 311. storage box. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the implementation regulations described are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-Figure 5 , the utility model provides a technical solution: a rapid detection device for dehydroacetic acid in vermicelli, comprising a workbench 1;

[0028] A feeding assembly 2 is provided on the top surface of the workbench 1. The feeding assembly 2 includes two mounting frames 201 fixedly connected to the top surface of the workbench 1. A material cutting mechanism 3 is provided on one side of the mounting frame 201.

[0029] The middle part of the mounting frame 201 is rotatably connected with a guide roller 202, an upper limit plate 204 and a lower limit plate 205 are fixedly connected between the two mounting frames 201, a vermicelli strip 203 passes through the upper limit plate 204 and the lower limit plate 205, and the vermicelli strip 203 is in close contact with the guide roller 202;

[0030] Among them, two load-bearing rollers 206 and two driving rollers 207 are provided between the two mounting frames 201 and on one side of the mounting frame 201; the guide roller 202 is a slowly rotating electric roller, and in the gap between the guide roller 202 slowly rotating and the driving roller 207 not rotating, the length of the vermicelli strip 203 moved by the guide roller 202 is only 0.2CM, and the 0.2CM vermicelli strip 203 will exist in the space between the guide roller 202 and the driving roller 207 in the form of deformed vermicelli strip 203. The upper limit plate 204 and the lower limit plate 205 serve as vertical limiters when the vermicelli strip 203 is guided to prevent the vermicelli strip 203 from falling or being unable to pass through the load-bearing roller 206 and the driving roller 207 due to the bending of the vermicelli strip 203, and the upper limit plate 204 and the lower limit plate 205 can have an avoidance position with the guide roller 202, so that the guide roller 202 can effectively fit the vermicelli strip 203.

[0031] The load-bearing roller 206 is close to the bottom surface of the vermicelli strip 203, and the driving roller 207 is close to the top surface of the vermicelli strip 203. The driving roller 207 and the load-bearing roller 206 are both rotatably connected to the mounting frame 201; when the driving roller 207 rotates, it will pull the vermicelli strip 203 and cause the load-bearing roller 206 to rotate.

[0032] The same end of the two driving rollers 207 extends into the interior of a mounting frame 201 and is fixedly connected to a first roller 208. A first transmission belt 209 is sleeved between the two first rollers 208. A groove plate 210 is fixedly connected to one side of one first roller 208. The groove plate 210 is snap-connected to a column plate 211, and the column plate 211 is fixedly connected to a feeding motor 212. The first transmission belt 209 is meshedly connected to the first roller 208, and the feeding motor 212 is fixedly connected to the mounting frame 201.

[0033] A driving column 214 is fixedly connected to the edge of one side of the column plate 211, and a limiting plate 213 is fixedly connected to the middle part of one side of the column plate 211. The limiting plate 213 fits the arc edge of the slot plate 210. The slot plate 210 is provided with a plurality of engaging grooves 215, and the driving column 214 is engaged with the engaging grooves 215. The limiting plate 213 can prevent the slot plate 210 from rotating at will when the driving column 214 is not engaged with the engaging grooves 215.

[0034] The material cutting mechanism 3 includes two lifting shells 301 fixedly connected to the workbench 1, the lifting shell 301 is located on one side of the mounting frame 201, and the bottom end of the lifting shell 301 is fixedly connected to the mechanical warehouse 302; the lifting shell 301 is slidably connected to the lifting frame 303, and the middle part of the lifting frame 303 is fixedly connected to the tool 304, the tool 304 is fitted with the edge of the mounting frame 201, and the bottom end of the lifting frame 303 extends into the mechanical warehouse 302 and is fixedly connected to a tooth plate 305, and a storage box 311 buried in the top surface of the lifting shell 301 is provided below the tool 304; the blade of the tool 304 fits the mounting frame 201, and when the tool 304 falls, it will cut off the part of the vermicelli strips 203 extending out of the lifting frame 303, and the cut vermicelli strips 203 will fall into the storage box 311, and then the vermicelli strips 203 in the storage box 311 can be acidified and extracted, and then quickly detected by gas chromatograph.

[0035] A limiting clamp 306 is fixedly connected to one side of the interior of the mechanical warehouse 302, and the limiting clamp 306 is slidably connected to the tooth plate 305. A half gear 307 is rotatably connected to the interior of the mechanical warehouse 302, and the half gear 307 is meshed with the tooth plate 305. A second roller 308 is fixedly connected to one side of the half gear 307. A second transmission belt 310 is sleeved between the two second rollers 308, and a second roller 308 is fixedly connected to a cutting motor 309; the half gears 307 have the same rotation direction and are meshed with the tooth plate 305 in turn, so that the tooth plate 305 can drive the lifting frame 303 to rise and fall in a cycle, and the limiting clamp 306 can increase the stability of the tooth plate 305 when it is lifted and lowered.

[0036] Working principle: Before using this kind of vermicelli dehydroacetic acid rapid detection device, you need to check the overall condition of the device to make sure it can work normally. Figure 1 - Figure 5As shown, firstly, the vermicelli strip 203 is passed between the upper limit plate 204 and the lower limit plate 205, and at this time, the guide roller 202 rotates slowly, and the vermicelli strip 203 is continuously and slowly delivered to between the load-bearing roller 206 and the driving roller 207;

[0037] When the feeding motor 212 is started, the column plate 211 rotates, causing the driving column 214 to engage with the fitting groove 215 and slide, thereby pushing the groove plate 210 to rotate 60 degrees, and then causing the first roller 208 and the first transmission belt 209 to rotate 60 degrees, and finally causing the driving roller 207 to cooperate with the load-bearing roller 206 to twitch the vermicelli strips 203, and the twitching distance is 0.2mm;

[0038] When the cutting motor 309 is started, the two half gears 307 are rotated through the second roller 308 and the second transmission belt 310, and the two half gears 307 are meshed with the tooth plate 305 in an alternating manner, and push the tooth plate 305 and the limiting clamp 306 to slide up and down, thereby driving the lifting frame 303 and the tool 304 to move downward, and then the tool 304 cuts off the 0.2 mm vermicelli strip 203 being pulled. The lifting and lowering of the tool 304 and the pulling of the vermicelli strip 203 by the driving roller 207 are performed alternately.

[0039] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A device for rapid detection of dehydroacetic acid in vermicelli, comprising a workbench (1); It is characterized in that Also includes: A feeding assembly (2) is arranged on the top surface of the workbench (1), and the feeding assembly (2) comprises two mounting frames (201) fixedly connected to the top surface of the workbench (1), and a material cutting mechanism (3) is arranged on one side of the mounting frames (201); The middle part of the mounting frame (201) is rotatably connected to a guide roller (202); an upper limit plate (204) and a lower limit plate (205) are fixedly connected between the two mounting frames (201); a vermicelli strip (203) passes between the upper limit plate (204) and the lower limit plate (205); and the vermicelli strip (203) is in close contact with the guide roller (202); Wherein, two load-bearing rollers (206) and two driving rollers (207) are provided between the two mounting frames (201) and on one side of the mounting frame (201).

2. A rapid detection device for dehydroacetic acid in vermicelli according to claim 1, characterized in that: The load-bearing roller (206) is in close contact with the bottom surface of the vermicelli strip (203), and the driving roller (207) is in close contact with the top surface of the vermicelli strip (203). Both the driving roller (207) and the load-bearing roller (206) are rotatably connected to the mounting frame (201).

3. A rapid detection device for dehydroacetic acid in vermicelli according to claim 2, characterized in that: The same end of the two driving rollers (207) extends into the interior of a mounting frame (201) and is fixedly connected to a first roller (208); a first transmission belt (209) is sleeved between the two first rollers (208); a groove plate (210) is fixedly connected to one side of one of the first rollers (208); the groove plate (210) is snap-connected to a column plate (211); and the column plate (211) is fixedly connected to a feeding motor (212).

4. A rapid detection device for dehydroacetic acid in vermicelli according to claim 3, characterized in that: A driving column (214) is fixedly connected to the edge of one side of the column plate (211), and a limiting plate (213) is fixedly connected to the middle of one side of the column plate (211). The limiting plate (213) fits the arc edge of the slot plate (210), and the slot plate (210) is provided with a plurality of engaging grooves (215), and the driving column (214) is engaged with the engaging grooves (215).

5. The device for rapid detection of dehydroacetic acid in vermicelli according to claim 1, characterized in that: The material cutting mechanism (3) comprises two lifting shells (301) fixedly connected to the workbench (1), the lifting shells (301) are located on one side of the mounting frame (201), and the bottom end of the lifting shell (301) is fixedly connected to a mechanical bin (302).

6. A device for rapid detection of dehydroacetic acid in vermicelli according to claim 5, characterized in that: The lifting shell (301) is slidably connected to a lifting frame (303), a tool (304) is fixedly connected to the middle of the lifting frame (303), the tool (304) is in contact with the edge of the mounting frame (201), the bottom end of the lifting frame (303) extends into the interior of the mechanical compartment (302) and is fixedly connected to a tooth plate (305), and a storage box (311) buried in the top surface of the lifting shell (301) is provided below the tool (304).

7. A rapid detection device for dehydroacetic acid in vermicelli according to claim 5, characterized in that: A limiting clamp plate (306) is fixedly connected to one side of the interior of the mechanical warehouse (302), and the limiting clamp plate (306) is slidably connected to the tooth plate (305). A half gear (307) is rotatably connected to the interior of the mechanical warehouse (302), and the half gear (307) is meshed with the tooth plate (305). A second roller (308) is fixedly connected to one side of the half gear (307), and a second transmission belt (310) is sleeved between the two second rollers (308). One of the second rollers (308) is fixedly connected to a material cutting motor (309).

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