A liquid separation device for cheese production

By using spiral blade assemblies with different spacing in cheese production equipment for solid-liquid separation, the problems of low efficiency and complex operation of existing equipment have been solved, achieving efficient and reliable solid-liquid separation and improving production efficiency and product quality.

CN224585437UActive Publication Date: 2026-08-04HEBEI MIJI DAIRY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HEBEI MIJI DAIRY CO LTD
Filing Date
2025-08-14
Publication Date
2026-08-04

AI Technical Summary

Technical Problem

Existing cheese production equipment suffers from low and incomplete solid-liquid separation efficiency, which affects production efficiency and product quality. Furthermore, it is complex to operate and costly.

Method used

Design a liquid separation device for cheese production, which uses spiral blade assemblies with different spacings for solid-liquid separation, including small-spacing, medium-spacing and large-spacing spiral blades, and achieves effective compression and conveying of cheese raw materials through a spiral conveying assembly.

Benefits of technology

It improves solid-liquid separation efficiency, avoids damage to solid components, simplifies the operation process, and reduces production costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of cheese production discloses a liquid separation device for cheese production, include: conveying separation cylinder, its top is equipped with feed inlet, bottom is equipped with solid -liquid separation net and base, driving mechanism, including fixed in conveying separation cylinder top's drive motor and the conveying shaft of penetrating cylinder body, spiral conveying subassembly, including install on the small interval spiral vane of conveying shaft, middle distance spiral vane and big interval spiral vane, three groups of spiral vane follow the solid -liquid separation net from feed inlet along material conveying direction and set gradually. The spiral conveying subassembly that sets up realizes the effective extrusion and the delivery of cheese raw materials through the spiral vane design of different interval, improved the efficiency that solid -liquid separated. Small interval spiral vane carries out close extrusion to raw materials in initial stage, is helpful to discharge the superfluous liquid among it, and gradually increasing spiral vane interval provides more relaxed delivery environment in the subsequent process, avoids the solid component damage caused by excessive extrusion.
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Description

Technical Field

[0001] This utility model relates to the field of cheese production technology, specifically to a liquid separation device for cheese production. Background Technology

[0002] Liquid separation is a crucial step in cheese production, primarily used to separate whey from solid components such as milk fat and protein. The efficiency and effectiveness of liquid separation directly impact the final cheese quality, yield, and production cost. However, existing separation equipment often suffers from problems in this process, particularly in the rapid separation of solids and liquids, resulting in low efficiency and incomplete separation, thus affecting production efficiency and product quality.

[0003] Traditional liquid separation devices mostly rely on physical methods such as centrifugation, filtration, or sedimentation for solid-liquid separation. However, these methods typically take a long time, especially in cheese production where the raw materials are highly viscous, making it difficult for traditional equipment to quickly and thoroughly separate solids from liquids. This results in low separation efficiency, prolonged production processes, and reduced production capacity.

[0004] In existing equipment, many devices fail to completely remove tiny solid particles from liquids or residual liquids from solids during the separation process, leading to inconsistent quality of cheese raw materials. Especially in large-scale production, incomplete separation affects the flavor and texture of the cheese, while also wasting raw materials and reducing production efficiency.

[0005] Most existing liquid separation devices are complex in structure and difficult to operate. Especially in the cheese production process, which requires high-precision separation, the debugging and operation of the equipment require high skills, and the frequent cleaning and maintenance of the equipment also increases the time and labor costs of production.

[0006] Therefore, based on the above-mentioned technical problems, it is necessary for those skilled in the art to develop a liquid separation device for cheese production. Utility Model Content

[0007] The purpose of this invention is to provide a liquid separation device for cheese production, so as to solve the problems mentioned in the background art.

[0008] To achieve the above objectives, this utility model provides the following technical solution:

[0009] A technical solution for a liquid separation device for cheese production includes:

[0010] The conveying and separating cylinder has a feed hopper at the top and a solid-liquid separation screen and base at the bottom;

[0011] The drive mechanism includes a drive motor fixed to the top of the conveying and separating cylinder and a conveying shaft penetrating the cylinder.

[0012] The screw conveyor assembly includes small-pitch screw blades, medium-pitch screw blades, and large-pitch screw blades installed on the conveyor shaft. The three sets of screw blades are arranged sequentially from the feed hopper to the solid-liquid separation net along the material conveying direction, and the screw blade spacing satisfies the following condition: small-pitch screw blade < medium-pitch screw blade < large-pitch screw blade.

[0013] As a preferred technical solution, the spacing ratio of the small-pitch spiral blades, medium-pitch spiral blades, and large-pitch spiral blades is 1:1.5–2:2.5–3.

[0014] As a preferred technical solution, the base is equipped with height-adjustable support legs, and shock-absorbing pads are installed at the bottom of the support legs.

[0015] As a preferred technical solution, the drive motor is coaxially connected to the conveyor shaft via a coupling, and the drive motor is equipped with a waterproof housing.

[0016] As a preferred technical solution, the spacing ratio of the small-pitch spiral blades to the medium-pitch spiral blades is 1:1.5, and the spacing ratio of the medium-pitch spiral blades to the large-pitch spiral blades is 1:1.8–2.

[0017] Compared with the prior art, the beneficial effects of this utility model are:

[0018] This invention relates to a liquid separation device for cheese production. The spiral conveying assembly, with its spiral blades of varying spacing, effectively compresses and conveys the cheese raw materials, improving the efficiency of solid-liquid separation. The small-spacing spiral blades initially compress the raw materials tightly, helping to remove excess liquid, while the gradually increasing blade spacing provides a more relaxed conveying environment in subsequent processes, preventing damage to solid components due to excessive compression. This liquid separation device for cheese production demonstrates significant advantages in both structural design and functional implementation, providing the cheese production industry with an efficient and reliable solid-liquid separation solution. Attached Figure Description

[0019] Figure 1 A front view schematic diagram of a liquid separation device for cheese production;

[0020] Figure 2 A three-dimensional structural diagram of a liquid separation device for cheese production;

[0021] Figure 3 A top view schematic diagram of a liquid separation device for cheese production;

[0022] Figure 4 This is a schematic diagram of the internal structure of a liquid separation device for cheese production.

[0023] In the attached diagram, the following are the reference numerals: 1. Conveying and separating cylinder; 11. Feed hopper; 12. Solid-liquid separation screen; 13. Base; 2. Drive motor; 22. Conveying shaft; 23. Small-pitch spiral blade; 24. Medium-pitch spiral blade; 25. Large-pitch spiral blade. Detailed Implementation

[0024] The features and exemplary embodiments of various aspects of this utility model will now be described in detail. To make the objectives, technical solutions, and advantages of this utility model clearer, the following description, in conjunction with the accompanying drawings and specific embodiments, will provide a further detailed description. For those skilled in the art, this utility model can be implemented without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of this utility model by illustrating examples.

[0025] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, this utility model provides a technical solution for a liquid separation device for cheese production: it includes a conveying and separating cylinder 1, with a feeding hopper 11 at the top, a solid-liquid separation net 12 and a base 13 at the bottom. The feeding hopper 11 is used to receive cheese raw materials, the solid-liquid separation net 12 is used to separate solid and liquid components, and the base 13 is used to support the entire device.

[0026] like Figure 2 As shown, the drive mechanism includes a drive motor 2 fixed to the top of the conveying and separating cylinder and a conveying shaft 22 penetrating the cylinder. The drive motor 2 is coaxially connected to the conveying shaft 22 via a coupling to drive the conveying shaft 22 to rotate. The drive motor 2 is equipped with a waterproof housing to protect the motor from damage by liquids and solid particles.

[0027] like Figure 3 As shown, the screw conveyor assembly includes small-pitch screw blades 23, medium-pitch screw blades 24, and large-pitch screw blades 25 mounted on the conveyor shaft 22. The three sets of screw blades 23, 24, and 25 are arranged sequentially from the feed hopper 11 to the solid-liquid separation screen 12 along the material conveying direction, and the screw blade spacing satisfies the following order: small-pitch screw blade 23 < medium-pitch screw blade 24 < large-pitch screw blade 25. The small-pitch screw blades 23 tightly compress the raw material in the initial stage, helping to discharge excess liquid, while the gradually increasing screw blade spacing provides a more relaxed conveying environment in subsequent processes, avoiding damage to the solid components caused by excessive compression.

[0028] like Figure 4 As shown, the base 13 is equipped with height-adjustable support legs, and shock-absorbing pads are installed at the bottom of the support legs to ensure the stability of the device during operation and reduce the impact on the ground.

[0029] The spacing ratio of the small-pitch spiral blades 23, the medium-pitch spiral blades 24, and the large-pitch spiral blades 25 is 1:1.5–2:2.5–3. This proportional design ensures that appropriate extrusion pressure is applied to the material at different stages, thereby achieving a more efficient separation effect.

[0030] The spacing ratio of the small-pitch spiral blade 23 to the medium-pitch spiral blade 24 is 1:1.5, and the spacing ratio of the medium-pitch spiral blade 24 to the large-pitch spiral blade 25 is 1:1.8–2. This spacing ratio setting further optimizes the material extrusion and conveying process, and improves separation efficiency.

[0031] This invention relates to a liquid separation device for cheese production. By using spiral blades with varying spacing, it achieves effective compression and conveying of cheese raw materials, thus improving the efficiency of solid-liquid separation. The small-spacing spiral blades provide tight compression of the raw materials in the initial stage, helping to remove excess liquid. The gradually increasing blade spacing provides a more relaxed conveying environment in subsequent processes, preventing damage to solid components due to excessive compression. This invention demonstrates significant advantages in both structural design and functional implementation, providing the cheese production industry with an efficient and reliable solid-liquid separation solution.

[0032] The working principle and usage process of this utility model: After assembling each component of this solution in sequence, work according to the above implementation methods according to actual needs to complete all working steps.

[0033] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

[0034] In the description of this utility model, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "side", "top", "inner", "front", "center", "both ends", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0035] In this utility model, unless otherwise explicitly specified and limited, the terms "installation", "setting", "connection", "fixing", "screw connection", etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal connection of two components or the interaction between two components. Unless otherwise explicitly limited, those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0036] The embodiments described above are not exhaustive, nor do they limit the invention to specific implementations. Clearly, many modifications and variations can be made based on the above description. These embodiments are selected and specifically described in this specification to better explain the principles and practical applications of the invention, enabling those skilled in the art to effectively utilize the invention and its modifications. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the invention should be included within the protection scope of the invention.

Claims

1. A liquid separating device for cheese production, characterized in that, include: The conveying and separating cylinder (1) is provided with a feed hopper (11) at the top and a solid-liquid separation net (12) and a base (13) at the bottom; The drive mechanism includes a drive motor (2) fixed to the top of the conveying and separating cylinder (1) and a conveying shaft (22) penetrating the cylinder; The screw conveyor assembly includes small-pitch screw blades (23), medium-pitch screw blades (24) and large-pitch screw blades (25) mounted on the conveyor shaft (22). The three sets of screw blades are arranged sequentially from the feed hopper (11) to the solid-liquid separation net (12) along the material conveying direction, and the screw blade spacing satisfies: small-pitch screw blades (23) < medium-pitch screw blades (24) < large-pitch screw blades (25).

2. The liquid separation device for cheese production according to claim 1, characterized in that: The spacing ratio of the small-pitch spiral blades (23), medium-pitch spiral blades (24), and large-pitch spiral blades (25) is 1:1.5–2:2.5–3.

3. The liquid separation device for cheese production according to claim 1, characterized in that: The base (13) is equipped with height-adjustable legs, and shock-absorbing pads are installed at the bottom of the legs.

4. A liquid separation device for cheese production according to claim 1, characterized in that: The drive motor (2) is coaxially connected to the conveyor shaft (22) via a coupling, and the drive motor (2) is provided with a waterproof housing.

5. A liquid separation device for cheese production according to claim 1, characterized in that: The spacing ratio of the small-pitch spiral blade (23) to the medium-pitch spiral blade (24) is 1:1.5, and the spacing ratio of the medium-pitch spiral blade (24) to the large-pitch spiral blade (25) is 1:1.8–2.