An individualized dietary proportioning device based on nutritional requirements

By linking the baseline and auxiliary mixing chambers and using a hydraulic transmission structure, a purely mechanically driven personalized dietary ratio is achieved. This solves the shortcomings of existing devices in terms of proportional linkage between multiple chambers, improves the stability and adaptability of the device, and meets the personalized dietary needs of different groups of people.

CN122298271APending Publication Date: 2026-06-30XIEHE HOSPITAL ATTACHED TO TONGJI MEDICAL COLLEGE HUAZHONG SCI & TECH UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
XIEHE HOSPITAL ATTACHED TO TONGJI MEDICAL COLLEGE HUAZHONG SCI & TECH UNIV
Filing Date
2026-05-14
Publication Date
2026-06-30

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Abstract

This invention discloses a personalized dietary ratio device based on nutritional needs, including a support body. The support body is provided with a reference ratio chamber and an auxiliary ratio chamber. The auxiliary ratio chamber is provided with a partition component and a locking component inside the auxiliary ratio chamber. The support body is provided with a limiting component for driving the locking component to rise and fall by the weight of the food inside the reference ratio chamber. The auxiliary ratio chamber controls the displacement distance required for the locking component to unlock through a gear control. This invention, through the linkage layout of the reference ratio chamber and multiple sets of auxiliary ratio chambers, converts the weight of the ingredients into a mechanical displacement signal. The stable transmission of the weight signal is achieved by relying on the limiting component and the hydraulic transmission structure. The entire process does not require electronic weighing sensors, control circuit boards and other electronic control components, which significantly reduces the equipment failure rate and maintenance costs. At the same time, it improves the adaptability of the device in harsh operating environments such as humidity, oil, and dust, and the overall operation is more stable and reliable with a longer service life.
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Description

Technical Field

[0001] This invention relates to the field of dietary formulation technology, specifically a personalized dietary formulation device based on nutritional needs. Background Technology

[0002] Most dietary mixing equipment on the market today uses electronic weighing sensor modules as the core measurement method, combined with electronically controlled valves, drive motors and other actuators to complete the quantitative feeding of ingredients. Some simple mixing devices use fixed-volume hoppers, quantitative spoons and other structures, relying on manual estimation or preset fixed parameters to distribute ingredients. The overall technical approach is highly dependent on electronic control systems and preset programs. Purely mechanical adaptive mixing devices are relatively rare.

[0003] Traditional proportioning equipment of this type has obvious technical defects: it cannot use the actual weight of a single benchmark ingredient as a dynamic reference to achieve pure mechanical proportioning between multiple compartments. Without electronic control and sensors, it is difficult to complete accurate and adaptive weight proportion constraints, resulting in insufficient versatility and poor adjustment flexibility of the device, and it cannot meet the personalized dietary proportioning needs of different groups of people. Summary of the Invention

[0004] The present invention addresses the problem that existing technical solutions are too simplistic and provides a solution that is significantly different from existing technologies. It mainly provides a personalized dietary ratio device based on nutritional needs, which solves the technical problem mentioned in the background that existing ratio devices cannot automatically adjust the weight of other ingredients based on the actual weight of a single baseline ingredient.

[0005] The technical solution adopted by the present invention to solve the above-mentioned technical problems is as follows: A personalized dietary formulation device based on nutritional needs includes a support body, on which a reference formulation chamber and an auxiliary formulation chamber are provided. The auxiliary formulation chamber is provided with a partition component for closing the upper opening of the auxiliary formulation chamber. Inside the auxiliary formulation chamber, a locking component is provided for locking the partition component. The support body is provided with a limiting component for driving the locking component to move up and down based on the weight of the food inside the reference formulation chamber. The auxiliary formulation chamber can be controlled by a gear position to control the displacement distance required for the locking component to unlock.

[0006] Preferably, a support plate is provided on the support body, and a support plate is provided below both the reference proportioning bin and the auxiliary proportioning bin. A support telescopic sleeve is provided on the lower side of the support plate, and a support spring is sleeved on the support telescopic sleeve. A control panel is provided on both the reference proportioning bin and the auxiliary proportioning bin.

[0007] Preferably, a connecting rod is provided at the bottom of the support plate below the benchmark mixing bin, and multiple locking blocks are provided on the connecting rod. Locking blocks are also provided below each of the auxiliary mixing bins.

[0008] Preferably, the limiting component includes a first connecting pipe, which is disposed on a support plate below the auxiliary mixing chamber and is fixedly mounted on the clamping block. A first insert rod is inserted into one end of the first connecting pipe near the support plate, and the other end of the first insert rod away from the first connecting pipe is in contact with the support plate. A first spring is sleeved on the first insert rod.

[0009] Preferably, a second insert is inserted into the end of the first connecting pipe away from the first insert, a second spring is sleeved on the second insert, a support block is provided at the end of the second insert away from the first connecting pipe, and a support rod is fixedly installed on the support block.

[0010] Preferably, the locking component includes baffles disposed on both sides above the support rod, and telescopic plates are slidably connected to the baffles.

[0011] Preferably, the locking assembly further includes a second connecting pipe, which is disposed on the support rod. The support rod is also provided with a first electric telescopic rod, one end of which is inserted into one end of the second connecting pipe. A third insert is inserted into the end of the second connecting pipe away from the first electric telescopic rod. The end of the third insert away from the first electric telescopic rod is connected to the telescopic plate. A third spring is sleeved on the third insert.

[0012] Preferably, the partition assembly includes a partition plate hinged to the inner wall of the auxiliary mixing chamber, and the partition plate is in contact with the baffle and the telescopic plate. A lifting plate is slidably connected to the support body. The partition plate and the lifting plate are connected by a tension rope. A second electric telescopic rod for pushing the lifting plate down is provided on the support body.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: The device converts the weight of the ingredients into a mechanical displacement signal through the linkage layout of the benchmark mixing chamber and multiple sets of auxiliary mixing chambers. It relies on the limiting components and hydraulic transmission structure to achieve stable transmission of the weight signal. The entire process does not require electronic weighing sensors, control circuit boards and other electronic control components, which significantly reduces the equipment failure rate and maintenance costs. At the same time, it improves the adaptability of the device in harsh operating environments such as humidity, oil, and dust. The overall operation is more stable and reliable and the service life is longer. The device adopts a design that combines pure mechanical drive with gear adjustment. With the weight of the reference chamber as a unified reference, the unlocking displacement threshold of each auxiliary proportion chamber can be adjusted independently to achieve personalized dietary proportions in multiple modes and proportions. The transmission and force of each chamber are independent and do not interfere with each other, which not only ensures the accuracy of the proportion, but also allows for quick switching to adapt to different nutritional needs such as balance, fat loss, and muscle gain. It has a wider range of applications and is more convenient and intuitive to operate.

[0014] The present invention will be explained in detail below with reference to the accompanying drawings and specific embodiments. Attached Figure Description

[0015] Figure 1 This is a frontal perspective view of the present invention; Figure 2 This is a schematic diagram of the internal structure of the back of the present invention; Figure 3 This is a schematic diagram of the internal structure of the base of the present invention; Figure 4 This is a front structural diagram of the reference mixing bin and the auxiliary mixing bin of the present invention; Figure 5 This is a schematic diagram of the rear structure of the reference mixing bin and the auxiliary mixing bin of the present invention; Figure 6 This is a schematic diagram of the bottom structure of the reference mixing bin and the auxiliary mixing bin of the present invention; Figure 7 This is a schematic diagram of the back structure of the auxiliary mixing chamber of the present invention; Figure 8 This is a schematic cross-sectional view of the auxiliary proportioning bin of the present invention; Figure 9 This is a schematic diagram of the three-dimensional structure of the limiting component of the present invention; Figure 10 This is a three-dimensional structural diagram of the locking component of the present invention; Figure 11 for Figure 9 Enlarged structural diagram at point A in the middle; The diagram is marked as follows: 1. Support body; 11. Base mixing chamber; 12. Auxiliary mixing chamber; 13. Support plate; 14. Support telescopic sleeve; 15. Support spring; 16. Connecting rod; 17. Locking block; 18. Control panel; 2. Limiting component; 21. First connecting pipe; 22. First insert rod; 23. First spring; 24. Second insert rod; 25. Second spring; 26. Support block; 27. Support rod; 3. Locking assembly; 31. Baffle; 32. Telescopic plate; 33. Second connecting pipe; 34. First electric telescopic rod; 35. Third insertion rod; 36. Third spring; 4. Partition assembly; 41. Partition panel; 42. Tensioning rope; 43. Second electric telescopic rod; 44. Lifting plate. Detailed Implementation

[0016] To facilitate understanding of the present invention, a more comprehensive description of the present invention will be given below with reference to the accompanying drawings, which illustrate several embodiments of the present invention. However, the present invention can be implemented in different forms and is not limited to the embodiments described in the text. Rather, these embodiments are provided to make the disclosure of the present invention more thorough and complete.

[0017] Please refer to the appendix carefully. Figures 1-11 A personalized dietary ratio device based on nutritional needs includes a support body 1, on which a reference ratio chamber 11 and an auxiliary ratio chamber 12 are provided. The auxiliary ratio chamber 12 is provided with a partition component 4 for closing the upper opening of the auxiliary ratio chamber 12. The auxiliary ratio chamber 12 is provided with a locking component 3 for locking the partition component 4. The support body 1 is provided with a limiting component 2 for driving the locking component 3 to rise and fall by the weight of the food inside the reference ratio chamber 11. The auxiliary ratio chamber 12 can be unlocked by controlling the displacement distance required by the locking component 3 through a gear position.

[0018] The specific operation process of this invention is as follows: The first ingredient in the dietary ratio is transported into the baseline ratio chamber 11 according to the required weight. At the same time, the settings of the other three auxiliary ratio chambers 12 are adjusted. The three auxiliary ratio chambers 12 move a distance to unlock the locking component 3 according to the setting. The weight inside the baseline ratio chamber 11 will drive the limiting component 2 to move the locking component 3 downward. The setting adjustment of the locking component 3 causes the locking component 3 in the three auxiliary ratio chambers 12 to unlock at different weights. When each auxiliary ratio chamber 12 reaches the weight of the corresponding setting, the locking component 3 moves downward by a sufficient displacement. At this time, the locking component 3 releases the restraint on the partition component 4. The partition component 4 closes the opening of the auxiliary ratio chamber 12, preventing the entry of ingredients. When removing the ingredients, the partition component 4 can be lowered, and then all the ingredients can be removed. The limiting component 2 will drive the locking component 3 to reset and relock the partition component 4.

[0019] Please refer to Figure 3 and Figure 6 The support body 1 is provided with a support plate 13. The reference proportioning chamber 11 and the auxiliary proportioning chamber 12 are both provided with support plates 13. The support plate 13 is provided with a support telescopic sleeve 14. The support telescopic sleeve 14 is fitted with a support spring 15. The reference proportioning chamber 11 and the auxiliary proportioning chamber 12 are both provided with control panels 18. The bottom of the support plate 13 below the reference proportioning chamber 11 is provided with a connecting rod 16. The connecting rod 16 is provided with multiple locking blocks 17. The auxiliary proportioning chamber 12 is provided with locking blocks 17 below it.

[0020] The ingredients are fed into the reference mixing chamber 11. The weight of the ingredients will gradually compress the support telescopic sleeve 14 and the support spring 15. The weight of the ingredients inside the reference mixing chamber 11 is monitored by the support spring 15. The reference mixing chamber 11 moves the lower connecting rod 16 down through the lower support plate 13.

[0021] Please refer to Figure 9 and Figure 11 The limiting component 2 includes a first connecting pipe 21, which is disposed on a support plate 13 below the auxiliary mixing chamber 12 and is fixedly mounted on a locking block 17. A first insert rod 22 is inserted into one end of the first connecting pipe 21 near the support plate 13, and the other end of the first insert rod 22 away from the first connecting pipe 21 is in contact with the support plate 13. A first spring 23 is sleeved on the first insert rod 22. A second insert rod 24 is inserted into one end of the first connecting pipe 21 away from the first insert rod 22, and a second spring 25 is sleeved on the second insert rod 24. A support block 26 is disposed at one end of the second insert rod 24 away from the first connecting pipe 21, and a support rod 27 is fixedly mounted on the support block 26.

[0022] When the connecting rod 16 moves downward, it drives one end of the first connecting tube 21 downward through the locking block 17. The first connecting tube 21 performs linear telescopic movement in the base hole of the bracket body 1. The first connecting tube 21 will drive the first insertion rod 22 at this end away from the support plate 13. If the ratio between the auxiliary proportioning chamber 12 and the reference proportioning chamber 11 is 1:1, after the ingredients are input into the auxiliary proportioning chamber 12, when the weight reaches the same as that of the reference proportioning chamber 11, the support plate 13 below the auxiliary proportioning chamber 12 will compress the lower support telescopic sleeve 14 and support spring 15 and press down on the first insertion rod. On 22, the first connecting pipe 21 is filled with hydraulic oil. The first insert rod 22 and the second insert rod 24 are inserted into one end of the first connecting pipe 21, and both are equipped with pistons. The support plate 13 presses down on the first insert rod 22, increasing the insertion portion of the first insert rod 22 into the first connecting pipe 21. The first insert rod 22 compresses the first spring 23 and squeezes the hydraulic oil inside the first connecting pipe 21. The hydraulic oil squeezes the second insert rod 24 at the other end, increasing the extension portion. The second insert rod 24 drives the support block 26 and the support plate 13 to descend and stretch the second spring 25. The first spring 23 and the second spring 25 are both used to reset the first insert rod 22 and the second insert rod 24.

[0023] Please refer to Figure 10The locking component 3 includes a baffle 31, which is disposed on both sides above the support rod 27. A telescopic plate 32 is slidably connected to the baffle 31. The locking component 3 also includes a second connecting pipe 33, which is disposed on the support rod 27. A first electric telescopic rod 34 is also disposed on the support rod 27. One end of the first electric telescopic rod 34 is inserted into one end of the second connecting pipe 33. A third insert rod 35 is inserted into the end of the second connecting pipe 33 away from the first electric telescopic rod 34. The end of the third insert rod 35 away from the first electric telescopic rod 34 is connected to the telescopic plate 32. A third spring 36 is sleeved on the third insert rod 35.

[0024] The gear is adjusted via the control panel 18 on the auxiliary mixing chamber 12. The electric telescopic rod extends and retracts according to the adjusted gear (it retracts when the ratio is less than the reference mixing chamber 11, and extends when the ratio is greater than the reference mixing chamber 11). The first electric telescopic rod 34 and the third insertion rod 35 are connected to a piston at one end of the second connecting pipe 33, which is filled with hydraulic oil. When the gear is adjusted, the first electric telescopic rod 34 extends and squeezes the hydraulic oil inside the second connecting pipe 33. The hydraulic oil squeezes the third insertion rod 35 outward, which drives the telescopic plate 32 to move upward. The third spring 36 is in a stretched state and is used to reset the third insertion rod 35. The upward movement of the telescopic plate 32 increases the overall length of the baffle 31 and the telescopic plate 32. By changing the overall length of the baffle 31 and the telescopic plate 32, the distance required to remove the locking component 3 is adjusted. The distance moved corresponds to the weight of the ingredients inside the auxiliary mixing chamber 12.

[0025] Please refer to Figure 5 and Figure 9 The partition assembly 4 includes a partition plate 41, which is hinged to the inner wall of the auxiliary mixing chamber 12. The partition plate 41 is in contact with the baffle 31 and the telescopic plate 32. A lifting plate 44 is slidably connected to the support body 1. The partition plate 41 and the lifting plate 44 are connected by a tension rope 42. A second electric telescopic rod 43 is provided on the support body 1 for pushing the lifting plate 44 down.

[0026] A torsion spring is installed at the hinge point between the partition plate 41 and the inner wall of the auxiliary proportioning chamber 12. When the baffle 31 and the telescopic plate 32 move down and separate from the partition plate 41, the partition plates 41 on both sides rotate 90 degrees under the force of the torsion spring and stick together to close the opening of the auxiliary proportioning chamber 12. When the partition plate 41 needs to be reset, the lifting plate 44 is pushed down by the electric control button on the control panel 18. The lifting plate 44 pulls down the two partition plates 41 through the tension rope 42, and then the ingredients inside the four proportioning chambers are removed. At this time, the four proportioning chambers are not pressed down by the weight of the ingredients, and the limiting component 2 and the locking component 3 both start to reset. The baffle 31 and the telescopic plate 32 move up again and stick together with the partition plate 41. At this time, the electric control button is released, and the second electric telescopic rod 43 retracts and separates from the lifting plate 44. At this time, the lifting plate 44 will not rise because the partition plate 41 is locked.

[0027] The present invention has been described by way of example in conjunction with the accompanying drawings. Obviously, the specific implementation of the present invention is not limited to the above-described manner. Any non-substantial improvement made by adopting the inventive concept and technical solution of the present invention, or the direct application of the inventive concept and technical solution of the present invention to other occasions without modification, shall be within the protection scope of the present invention.

Claims

1. A personalized dietary formulation device based on nutritional needs, comprising a support body (1), characterized in that: The support body (1) is provided with a reference mixing chamber (11) and an auxiliary mixing chamber (12). The auxiliary mixing chamber (12) is provided with a partition component (4) for closing the upper opening of the auxiliary mixing chamber (12). The auxiliary mixing chamber (12) is provided with a locking component (3) for locking the partition component (4). The support body (1) is provided with a limiting component (2) for driving the locking component (3) to rise and fall by the weight of the food inside the reference mixing chamber (11). The auxiliary mixing chamber (12) requires a displacement distance to unlock the locking component (3) by controlling the gear position.

2. The personalized dietary formulation device based on nutritional needs according to claim 1, characterized in that: A support plate (13) is provided on the support body (1). A support plate (13) is provided below the reference proportioning bin (11) and the auxiliary proportioning bin (12). A support telescopic sleeve rod (14) is provided on the lower side of the support plate (13). A support spring (15) is sleeved on the support telescopic sleeve rod (14). A control panel (18) is provided on the reference proportioning bin (11) and the auxiliary proportioning bin (12).

3. The personalized dietary formulation device based on nutritional needs according to claim 2, characterized in that: A connecting rod (16) is provided at the bottom of the support plate (13) below the reference mixing bin (11), and multiple locking blocks (17) are provided on the connecting rod (16). Locking blocks (17) are also provided below the auxiliary mixing bin (12).

4. The personalized dietary formulation device based on nutritional needs according to claim 1, characterized in that: The limiting component (2) includes a first connecting pipe (21), which is disposed on a support plate (13) below the auxiliary mixing chamber (12) and is fixedly installed on a locking block (17). A first insert rod (22) is inserted into one end of the first connecting pipe (21) near the support plate (13), and the other end of the first insert rod (22) away from the first connecting pipe (21) is in contact with the support plate (13). A first spring (23) is sleeved on the first insert rod (22).

5. The personalized dietary formulation device based on nutritional needs according to claim 4, characterized in that: A second insert (24) is inserted into the end of the first connecting tube (21) away from the first insert (22). A second spring (25) is sleeved on the second insert (24). A support block (26) is provided at the end of the second insert (24) away from the first connecting tube (21). A support rod (27) is fixedly installed on the support block (26).

6. The personalized dietary formulation device based on nutritional needs according to claim 1, characterized in that: The locking component (3) includes a baffle (31) which is disposed on both sides above the support rod (27), and a telescopic plate (32) is slidably connected to the baffle (31).

7. A personalized dietary formulation device based on nutritional needs according to claim 6, characterized in that: The locking assembly (3) further includes a second connecting pipe (33), which is disposed on the support rod (27). The support rod (27) is also provided with a first electric telescopic rod (34). One end of the first electric telescopic rod (34) is inserted into one end of the second connecting pipe (33). A third insert rod (35) is inserted into the end of the second connecting pipe (33) away from the first electric telescopic rod (34). The end of the third insert rod (35) away from the first electric telescopic rod (34) is connected to the telescopic plate (32). A third spring (36) is sleeved on the third insert rod (35).

8. The personalized dietary formulation device based on nutritional needs according to claim 7, characterized in that: The partition assembly (4) includes a partition plate (41) which is hinged to the inner wall of the auxiliary mixing chamber (12) and is in contact with the baffle (31) and the telescopic plate (32). A lifting plate (44) is slidably connected to the support body (1). The partition plate (41) and the lifting plate (44) are connected by a tension rope (42). A second electric telescopic rod (43) is provided on the support body (1) for pushing the lifting plate (44) down.