Yoji embryo sampling device for Maotai-flavor high-temperature yeast for making hard liquor

By designing a sampling device suitable for high-temperature Daqu (a type of starter culture) of soy sauce aroma, the problems of strong destructiveness and uneven sampling of traditional tools were solved, achieving rapid and uniform sampling, and ensuring the representativeness of the samples and the integrity of the fermentation process.

CN223727448UActive Publication Date: 2025-12-26WUHAN FENJIN INTELLIGENT MACHINE CO LTD
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Patent Information

Application Number
CN202423202095.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-24
Publication Date
2025-12-26
Estimated Expiration
2034-12-24

AI Technical Summary

Technical Problem

Traditional sampling methods for high-temperature koji (fermented soybean paste) of soy sauce aroma type easily damage the koji embryo, resulting in uneven and laborious sample collection, making it difficult to meet the requirements for accurate detection.

Method used

Design a curved blank sampling device including a collection cylinder, an assist rod, and a threaded shear blade. The assist rod provides a stable grip, the blade is designed to be serrated with the bevel facing downwards, and the threaded shear blade spirals upwards to achieve multi-angle shearing and rotational sampling.

Benefits of technology

It enables easy and rapid sampling, improves sample representativeness and integrity, reduces damage to the koji embryo, and ensures that the subsequent fermentation process is not affected.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a koji embryo sampling device for Maotai-flavor high-temperature koji, which comprises a collecting cylinder, two T-shaped power-assisted rods are symmetrically mounted at the top of the collecting cylinder, anti-slip lines are arranged on the surfaces of the power-assisted rods, so that an operator can hold the power-assisted rods stably and conveniently, slipping is prevented, and the bottom of the collecting cylinder is in threaded connection with a saw-tooth-shaped knife edge with a downward inclined opening. The device can easily penetrate through a koji blank, the sampling resistance is reduced, the device is convenient to disassemble and replace, the inner wall of the collecting cylinder is provided with a threaded shearing knife edge which spirally ascends from the bottom to the top, the threaded shearing knife edge is matched with the collecting cylinder to rotate, the koji blank can be uniformly and completely spirally cut, the koji blank is cut off and guided into the cylinder, and in addition, the collecting cylinder is made of a stainless steel material, so that the sampling efficiency is improved. The service life can be prolonged, and cross contamination of samples is avoided. The yeast embryo sampling device is simple and convenient to operate and easy to maintain, effectively improves the efficiency and the accuracy of yeast embryo sampling in the production process of Maotai-flavor liquor, and provides powerful support for accurate control of a liquor brewing process.
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Description

TECHNICAL FIELD

[0001] The utility model relates to big koji sampling technical field, concretely is a koji embryo sampling device for sauce type high temperature big koji. BACKGROUND

[0002] In the brewing process of sauce type liquor, the unique flavoring substances, microbial community and complex physicochemical properties of sauce type high temperature big koji play a decisive role in the quality, taste and aroma of the final liquor product, therefore, in order to ensure the quality stability and excellence of each batch of liquor, accurately monitoring the properties of high temperature big koji becomes a key link, and koji embryo sampling is the primary step to obtain these key information.

[0003] Most of the traditional sampling methods use simple tools, such as ordinary spades, cutters, etc. to directly dig or cut samples from the koji embryo. These tools can easily cause great damage to the koji embryo, affecting the normal fermentation of the surrounding koji, and the collected samples are not representative and uniform, which is difficult to meet the requirements of accurate detection. In addition, the operation process may be laborious and inefficient, and a sampling device specially designed for sauce type high temperature big koji embryo is needed to solve these problems. SUMMARY

[0004] The utility model aims at providing a koji embryo sampling device for sauce type high temperature big koji to solve the problems raised in the background.

[0005] To solve the above technical problems, the utility model provides the following technical scheme: a koji embryo sampling device for sauce type high temperature big koji, comprising a collection cylinder, two power rods are symmetrically installed on the top of the collection cylinder, a knife edge is installed at the bottom of the collection cylinder, and a threaded shear knife edge is arranged on the inner wall of the collection cylinder.

[0006] As a further description of the above scheme, the power rod is in T-shaped structure, and the surface of the power rod is provided with anti-skid lines.

[0007] As a further description of the above scheme, the knife edge is threadedly connected with the bottom of the collection cylinder, and the knife edge is designed in sawtooth shape and the bevel is downward.

[0008] As a further description of the above scheme, the threaded shear knife edge spirally rises from the bottom of the inner wall of the collection cylinder to the top of the inner wall of the collection cylinder.

[0009] As a further description of the above scheme, the collection cylinder is made of stainless steel.

[0010] Compared with the prior art, the utility model has the advantages of:

[0011] 1. Through the designed booster rod and sawtooth bottom knife edge, the operator can easily and quickly complete sampling, which greatly shortens the sampling time.

[0012] 2. Through the combination of the sawtooth knife edge and the threaded shear knife edge, the embryo can be cut and sheared from multiple angles, so that the collected sample is more uniform and comprehensive, and the representativeness of the sample is improved.

[0013] 3. Through the threaded shear knife edge arranged on the inner wall of the collection cylinder, the sample is rotated downward during sampling, which can maximize the integrity of the remaining part of the embryo, does not affect the subsequent fermentation process, and due to the existence of the threaded shear knife edge, the sample cannot easily fall off, and more sample can be taken out. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a whole structure schematic view of the embodiment of the utility model;

[0015] Figure 2 It is a collection cylinder and knife edge dismounting view of the embodiment of the utility model;

[0016] Figure 3 It is a whole structure sectional view of the embodiment of the utility model.

[0017] In the drawing: 1, collection cylinder; 2, booster rod; 3, knife edge; 4, threaded shear knife edge. DETAILED DESCRIPTION

[0018] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0019] Please refer to Figures 1-3 The utility model provides a technical scheme: a kind of embryo sampling device for high-temperature Daqu of Jiangxiang type, including collection cylinder 1, the top of collection cylinder 1 is symmetrically equipped with two booster rods 2, the bottom of collection cylinder 1 is equipped with knife edge 3, the inner wall of collection cylinder 1 is provided with threaded shear knife edge 4, collection cylinder 1 is made of stainless steel material.Not only corrosion resistance of stainless steel material is excellent, can resist the humidity, acid-base substance and the erosion of microorganism in high-temperature Daqu production environment, greatly prolongs the service life of collection cylinder 1;At the same time, the surface of stainless steel is smooth, easy to clean, after sampling, only need to flush simply, can remove residual embryo debris, avoid sample cross contamination, provide clean environment for next sampling.

[0020] Specifically, as shown in Figure 1 The T-shaped booster rod 2 provides a more stable holding position for the operator, and effectively prevents hand slipping when pressing and rotating the collection cylinder 1 under force, ensuring the stability of the operation; the anti-skid lines further enhance the friction between the hand and the booster rod 2, so that the operator can firmly hold the booster rod 2 even if the operator's hand is sweaty, and successfully complete the sampling action.

[0021] Specifically, as shown in Figure 2 The knife edge 3 is threadedly connected with the bottom of the collection cylinder 1, and is designed to be serrated and downwardly inclined. The threaded connection makes the knife edge 3 easy to disassemble and replace, so that when the knife edge 3 is worn out after long-term use, a new knife edge 3 can be quickly replaced to ensure the sharpness of the sampling; the serrated and downwardly inclined design can more easily penetrate the dough by using the tearing effect of the serrations and the guiding effect of the inclined opening, reducing the sampling resistance and avoiding unnecessary extrusion damage to the surrounding part of the dough.

[0022] Specifically, as shown in Figure 3 The threaded shear knife edge 4 spirally rises from the inner wall bottom of the collection cylinder 1 to the inner wall top of the collection cylinder 1. The spiral rising design, combined with the rotating action of the collection cylinder 1, can gradually cut the dough in a spiral manner, uniformly cutting the dough and guiding it into the collection cylinder 1. Compared with the traditional straight cutting method, the sampling is more uniform and complete, effectively improving the sampling quality, ensuring that the collected dough sample can truly reflect the overall characteristics of the Daqu, and due to the presence of the threaded shear knife edge 4, the sample is not easily detached and can bring out more samples.

[0023] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A kind of koji embryo sampling device for Maotai-flavor high-temperature Daqu, including collection cylinder (1), it is characterized by: The top of the collecting cylinder (1) is symmetrically provided with two assisting levers (2), the bottom of the collecting cylinder (1) is provided with a knife edge (3), and the inner wall of the collecting cylinder (1) is provided with a threaded type shearing knife edge (4).

2. The koji embryo sampling device for Maotai-flavor high-temperature Daqu according to claim 1, characterized in that: The assisting lever (2) is in T-shaped structure, and the surface of the assisting lever (2) is provided with anti-skid lines.

3. The koji embryo sampling device for Maotai-flavor high-temperature Daqu according to claim 1, characterized in that: The knife edge (3) is in threaded connection with the bottom of the collecting cylinder (1), and the knife edge (3) is designed to be serrated and downwardly inclined.

4. The koji embryo sampling device for Maotai-flavor high-temperature Daqu according to claim 1, characterized in that: The threaded type shearing knife edge (4) spirally rises from the bottom of the inner wall of the collecting cylinder (1) to the top of the inner wall of the collecting cylinder (1).

5. The koji embryo sampling device for Maotai-flavor high-temperature Daqu according to claim 1, characterized in that: The collecting cylinder (1) is made of stainless steel.