Photocatalytic vinegar curing device

By designing a photocatalytic vinegar maturation device and using photocatalytic reactions with photocatalytic reactions, the problem of long cycle of traditional vinegar drying process is solved, and the acceleration of the vinegar drying process and the improvement of production efficiency is achieved.

CN119859573APending Publication Date: 2025-04-22CHONGQING UNIV +1
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Patent Information

Application Number
CN202411970067.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-30
Publication Date
2025-04-22

AI Technical Summary

Technical Problem

The traditional vinegar drying process has a long cycle, resulting in low production efficiency, large investment and high management costs, and lack of effective equipment to accelerate drying and mature after accelerating drying.

Method used

A photocatalytic vinegar maturation device is designed, including a vinegar liquid storage tank, circulation pump, mixing tank, photocatalyst and filter. The photocatalyst and sunlight or supplementary light source are used to carry out photocatalytic reactions to accelerate the drying process of vinegar.

Benefits of technology

The photocatalytic reaction significantly accelerates the drying process of vinegar, shortens the production cycle, improves production efficiency, and reduces investment and management costs.

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Abstract

The invention discloses a photocatalytic vinegar curing device which comprises a vinegar storage tank, a first circulating pump, a second circulating pump, a mixing tank, a photocatalytic device and a filter, a discharge port of the vinegar storage tank is connected with a feed port of the first circulating pump, a discharge port of the first circulating pump is connected with a first feed port of the mixing tank, and a discharge port of the second circulating pump is connected with a second feed port of the mixing tank. A photocatalyst is added into the mixing tank, a discharging port of the mixing tank is connected with a feeding port of the second circulating pump, a discharging port of the second circulating pump is connected with a feeding port of the photocatalytic converter and a feeding port of the filter, a first valve is arranged between the discharging port of the second circulating pump and the feeding port of the photocatalytic converter, and a second valve is arranged between the discharging port of the second circulating pump and the feeding port of the filter. A second valve is arranged between a discharge port of the second circulating pump and a feed port of the filter, a discharge port of the photocatalytic converter is connected with a second feed port of the mixing tank, and a discharge port of the filter is connected with a feed port of the vinegar storage tank. The device is simple in structure, easy to install and use and capable of catalyzing table vinegar through solar energy and accelerating sun-curing of the table vinegar.
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Description

Technical Field

[0001] The present invention relates to the technical field of food detection, and in particular to a microneedle patch based on a microfluidic chip. Background Art

[0002] Vinegar is one of my country's traditional fermented condiments, playing an important role in cooking, pickling, seasoning and other fields. my country is a major producer and consumer of vinegar. At present, my country's vinegar production capacity is about 4.61 million tons. With the upgrading of dietary and functional consumption of vinegar, the future market demand will be around 15 million tons. Sun-drying is an important link in vinegar production, which is of great significance to the formation of vinegar flavor and the improvement of taste. The traditional sun-drying process of vinegar is to expose vinegar to the sun, but the traditional sun-drying process has a long cycle, generally taking 6-24 months, resulting in large investment in site and equipment in the early stage of vinegar production, high management costs and low production efficiency. Therefore, accelerating the sun-drying aging process of vinegar has become a breakthrough for "improving quality and efficiency" in the vinegar production industry. Current research mainly focuses on the fermentation process and formula of vinegar, and there is little equipment for accelerating sun-drying. Summary of the invention

[0003] The purpose of the present invention is to solve the above problems and to provide a photocatalytic vinegar ripening device.

[0004] In order to achieve the above object, the present invention adopts the following technical solutions:

[0005] A photocatalytic vinegar ripening device comprises a vinegar liquid storage tank, a first circulation pump, a second circulation pump, a mixing tank, a photocatalyst and a filter, wherein the discharge port of the vinegar liquid storage tank is connected to the feed port of the first circulation pump, the discharge port of the first circulation pump is connected to the first feed port of the mixing tank, a photocatalyst is added to the mixing tank, the discharge port of the mixing tank is connected to the feed port of the second circulation pump, the discharge port of the second circulation pump is respectively connected to the feed ports of the photocatalyst and the filter, a first valve is arranged between the discharge port of the second circulation pump and the feed port of the photocatalyst, a second valve is arranged between the discharge port of the second circulation pump and the feed port of the filter, the discharge port of the photocatalyst is connected to the second feed port of the mixing tank, and the discharge port of the filter is connected to the feed port of the vinegar liquid storage tank.

[0006] As a preferred embodiment of the present invention, the photocatalyst includes a catalyst chamber and a bracket. The catalyst chamber is made of light-transmitting material and is an inclined hollow rectangular tubular structure with a feed port higher than a discharge port. The bracket is arranged below the catalyst chamber.

[0007] As a preferred solution of the present invention, the light-transmitting material is a double-sided light-transmitting diffuse reflection plate, and the diffuse reflection surface of the double-sided light-transmitting diffuse reflection plate faces the interior of the catalytic chamber.

[0008] As a preferred embodiment of the present invention, the photocatalyst further includes a liquid collector and a liquid distributor, the liquid distributor is arranged at the feed port of the catalyst chamber for feeding the catalyst chamber, and the liquid collector is arranged at the discharge port of the catalyst chamber for discharging the catalyst chamber.

[0009] As a preferred solution of the present invention, a fill light generator is further arranged outside the catalytic chamber, and a light intensity sensor is arranged on the top, and the light intensity sensor is signal-connected to the fill light generator.

[0010] As a preferred solution of the present invention, a light shield is further provided on the outer side of the catalyst chamber, and the light shield covers the supplementary light generator inside the light shield.

[0011] As a preferred solution of the present invention, the material of the light shield is a light-proof diffuse reflection plate, and the diffuse reflection surface of the light-proof diffuse reflection plate faces the inside of the light shield.

[0012] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0013] The present invention provides a photocatalytic vinegar aging device, which is composed of a vinegar liquid storage tank, a circulation pump, a mixing tank, a photocatalyst and a filter. The vinegar liquid storage tank is a storage tank for the vinegar liquid to be processed, the circulation pump provides circulation power for the feed liquid, the mixing tank is a stirring and mixing tank for the vinegar liquid and the photocatalyst, the photocatalyst is a feed liquid catalytic reactor, and the vinegar can be photocatalytically reacted by sunlight and a supplementary light source, and the filter is a catalyst and vinegar liquid separation device. The vinegar of the present invention can undergo a photocatalytic reaction to accelerate the sun-making and aging process of the vinegar. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The figure shows an overall structural diagram provided according to an embodiment of the present invention.

[0015] Figure 2 A front view of a photocatalyst provided according to an embodiment of the present invention is shown.

[0016] Figure 3 Shows Figure 2 Cross-sectional view at AA in the middle.

[0017] Figure 4 A schematic diagram of a diffuse reflection plate provided according to an embodiment of the present invention is shown.

[0018] Legend:

[0019] 1. Vinegar storage tank; 2. First circulation pump; 3. Second circulation pump; 4. Mixing tank; 5. Photocatalyst; 51. Catalytic chamber; 52. Bracket; 53. Liquid collector; 531. Liquid collector port; 54. Liquid distributor; 541. Liquid distributor port; 55. Fill light generator; 56. Light intensity sensor; 57. Sunshade; 6. Filter; 7. First valve; 8. Second valve. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the technical solution of the present invention clearer, the technical solution of the embodiment of the present invention will be clearly and completely described in conjunction with the drawings of specific embodiments of the present invention. The same figure marks in the drawings represent the same parts. It should be noted that the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the described embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] Embodiment 1

[0022] like Figure 1 An embodiment shown provides a photocatalytic vinegar ripening device, comprising a vinegar liquid storage tank 1, a first circulation pump 2, a second circulation pump 3, a mixing tank 4, a photocatalyst 5 and a filter 6. The vinegar liquid to be treated is first poured into the vinegar liquid storage tank 1, the discharge port of the vinegar liquid storage tank 1 is connected to the feed port of the first circulation pump 2, the discharge port of the first circulation pump 2 is connected to the first feed port of the mixing tank 4, the first circulation pump 2 is used to pump the vinegar liquid stored in the vinegar liquid storage tank 1 into the mixing tank 4, a photocatalyst is added to the mixing tank 4, the mixing tank 4 is used to mix the vinegar liquid to be treated with the photocatalyst, and the discharge port of the mixing tank 4 is connected to The feed port of the second circulation pump 3 and the discharge port of the second circulation pump 3 are connected to the feed ports of the photocatalyst 5 and the filter 6 respectively. The photocatalyst 5 is used to perform photocatalytic reaction on the mixed vinegar liquid and the photocatalyst. The filter 6 is used to separate the vinegar liquid and the photocatalyst after the photocatalytic reaction. A first valve 7 is arranged between the discharge port of the second circulation pump 3 and the feed port of the photocatalyst 5. A second valve 8 is arranged between the discharge port of the second circulation pump 3 and the feed port of the filter 6. The discharge port of the photocatalyst 5 is connected to the second feed port of the mixing tank 4. The discharge port of the filter 6 is connected to the feed port of the vinegar liquid storage tank 1.

[0023] The working principle and use process of this embodiment:

[0024] The photocatalytic vinegar ripening device provided by the present invention, when in use, firstly adds the vinegar liquid to be treated into the vinegar liquid storage tank 1, turns on the first circulation pump 2 and the second circulation pump 3, the first circulation pump 2 pumps the vinegar liquid to be treated into the mixing tank 4, adds the photocatalyst into the mixing tank 4, the vinegar liquid to be treated is mixed with the photocatalyst, at this time, firstly opens the first valve 7 and closes the second valve 8, the mixture of the vinegar liquid and the photocatalyst is pumped into the photocatalyst 5, in the photocatalyst 5, the vinegar liquid and the photocatalyst are exposed to light to produce a photocatalytic reaction to accelerate the drying of the vinegar, the vinegar after the photocatalytic reaction flows into the mixing tank 4 from the discharge port of the photocatalyst 5, and is again in the photocatalyst 5. After mixing with the photocatalyst in the mixing tank 4, it re-enters the photocatalyst 5 for photocatalytic reaction until the vinegar is dried. Then, the first valve 7 is closed and the second valve 8 is opened. The dried vinegar is pumped from the mixing tank 4 into the filter 6 by the second circulation pump 3. The photocatalyst and the vinegar liquid can be separated in the filter 6. The separated vinegar liquid enters the vinegar liquid storage tank 1 again for storage and waiting for use. At the same time, a part of the separated vinegar liquid is sampled for detecting whether the flavor substances meet the standards. The detection method is to use GC-MS to determine the flavor substances, and determine the indicators such as ethyl hexanoate, 3-hydroxy-2-butanone, and isooctyl acetate. If it does not meet the standards, continue the above process. If it meets the standards, it proves that the vinegar has been dried.

[0025] It should be noted that the vinegar liquid storage tank 1 is a tank structure commonly used on the market for storing vinegar liquid. Its feed port connected to the discharge port of the filter 6 is only used to feed from the filter 6, and does not mean that the vinegar liquid is also fed from here. A feed port for adding vinegar liquid is also provided on the tank body; the photocatalyst is selected from additives that can accelerate the photocatalytic reaction of vinegar. In this embodiment, 1 to 3 parts of iron oxide, 1 to 5 parts of titanium dioxide and 1 to 5 parts of zinc oxide are preferably used; the mixing tank 4 and the filter 6 are also very common equipment in the field, and their structures will not be described in detail in this application.

[0026] Embodiment 2

[0027] This embodiment is developed on the basis of the above embodiment. Specifically, this embodiment defines the specific structure of the photocatalyst 5, such as Figure 2-3 As shown, the photocatalyst 5 includes a catalyst chamber 51 and a bracket 52. The mixture of vinegar liquid and photocatalyst enters the catalyst chamber 51 and undergoes a photocatalytic reaction in the catalyst chamber 51. The catalyst chamber 51 is made of a light-transmitting material and is an inclined hollow rectangular tubular structure. Its feed port is higher than the discharge port. The catalyst chamber 51 uses a light-transmitting material to facilitate sunlight to irradiate the catalyst chamber 51 to photocatalyze the vinegar liquid. The feed port is higher than the discharge port to facilitate the vinegar liquid to flow downward along the inner wall of the catalyst chamber 51 to the discharge port after entering from the feed port, and then discharge from the discharge port and re-enter the mixing tank 4 for circulation. The bracket 52 is arranged below the catalyst chamber 51 to support the catalyst chamber 51.

[0028] Furthermore, if Figure 2-3 As shown, the light-transmitting material is a double-sided light-transmitting diffuse reflection plate, and the diffuse reflection surface of the double-sided light-transmitting diffuse reflection plate faces the inside of the catalyst chamber 51. The sunlight penetrates the double-sided light-transmitting diffuse reflection plate from the outside of the catalyst chamber 51 and shines on the diffuse reflection surface of the double-sided light-transmitting diffuse reflection plate to produce diffuse reflection. When the diffusely reflected sunlight shines on the vinegar liquid, the lighting effect received by the vinegar liquid is better and more uniform, thereby further improving the drying speed of the vinegar liquid.

[0029] At the same time, if Figure 2-3 As shown, the photocatalyst 5 also includes a liquid collector 53 and a liquid distributor 54. The liquid collector 53 is arranged at the feed port of the catalyst chamber 51 for feeding the catalyst chamber 51. After the vinegar liquid enters the liquid collector 53, it enters the catalyst chamber 51 from the liquid collecting port 531. The liquid distributor 54 is arranged at the discharge port of the catalyst chamber 51 for discharging the catalyst chamber 51. The vinegar liquid flows from the catalyst chamber 51 into the liquid distributor 54 through the liquid distribution port 541. It should be noted that the liquid collector 53 and the liquid distributor 54 are both very common devices in the prior art, and their specific structures are not described in detail in this application.

[0030] In addition, if Figure 2-3 As shown, a fill light generator 55 is also provided on the outside of the catalyst chamber 51, and a light intensity sensor 56 is provided on the top, and the light intensity sensor 56 is connected to the fill light generator 55 by signal. The fill light generator 55 can use common lighting equipment on the market, which is used to provide an additional light source to illuminate the vinegar liquid inside the catalyst chamber 51 when the sunlight is insufficient. The light intensity sensor 56 is used to detect the intensity of sunlight. The light intensity sensor 56 also has a built-in controller, and a threshold value of sunlight intensity is preset in the controller. When the light intensity sensor 56 detects that the sunlight intensity is lower than the threshold value, the controller controls the fill light generator 55 to start by connecting the fill light generator 55 through a signal, generating a light source and then performing fill light.

[0031] Embodiment 3

[0032] This embodiment is developed on the basis of the above embodiment to further improve the fill light effect. Specifically, Figure 2-3 As shown, a light shield 57 is also provided outside the catalyst chamber 51, and the light shield 57 covers the fill light generator 55 inside the catalyst chamber 51. By providing the light shield 57, the light generated by the fill light generator 55 is prevented from diffusing everywhere, and the light source is gathered.

[0033] Furthermore, the material of the light shield 57 is a light-proof diffuse reflection plate, and the diffuse reflection surface of the light-proof diffuse reflection plate faces the inside of the light shield 57. After the light generated by the fill light generator 55 is reflected by the diffuse reflection surface of the light-proof diffuse reflection plate, the focusing effect of the fill light generator 55 can be further improved, thereby improving the lighting effect of the vinegar liquid when the sunlight is insufficient.

[0034] The above description of the embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A photocatalytic vinegar ripening device, characterized in that: The invention comprises a vinegar liquid storage tank (1), a first circulation pump (2), a second circulation pump (3), a mixing tank (4), a photocatalyst (5) and a filter (6), wherein the discharge port of the vinegar liquid storage tank (1) is connected to the feed port of the first circulation pump (2), the discharge port of the first circulation pump (2) is connected to the first feed port of the mixing tank (4), a photocatalyst is added to the mixing tank (4), the discharge port of the mixing tank (4) is connected to the feed port of the second circulation pump (3), and the discharge port of the second circulation pump (3) is connected to the first feed port of the mixing tank (4). The discharge port is connected to the feed port of the photocatalyst (5) and the feed port of the filter (6) respectively; a first valve (7) is arranged between the discharge port of the second circulation pump (3) and the feed port of the photocatalyst (5); a second valve (8) is arranged between the discharge port of the second circulation pump (3) and the feed port of the filter (6); the discharge port of the photocatalyst (5) is connected to the second feed port of the mixing tank (4); and the discharge port of the filter (6) is connected to the feed port of the vinegar liquid storage tank (1).

2. The photocatalytic vinegar ripening device according to claim 1, characterized in that: The photocatalyst (5) comprises a catalyst chamber (51) and a bracket (52); the catalyst chamber (51) is made of a light-transmitting material and is in the form of a hollow rectangular tubular structure arranged obliquely, with a feed port higher than a discharge port; and the bracket (52) is arranged below the catalyst chamber (51).

3. The photocatalytic vinegar ripening device according to claim 2, characterized in that: The light-transmitting material is a double-sided light-transmitting diffuse reflection plate, and the diffuse reflection surface of the double-sided light-transmitting diffuse reflection plate faces the interior of the catalytic chamber (51).

4. The photocatalytic vinegar ripening device according to claim 2, characterized in that: The photocatalyst (5) further comprises a liquid collector (53) and a liquid distributor (54); the liquid distributor (54) is arranged at the feed port of the catalyst chamber (51) for feeding the catalyst chamber (51); and the liquid collector (53) is arranged at the discharge port of the catalyst chamber (51) for discharging the catalyst chamber (51).

5. The photocatalytic vinegar ripening device according to claim 2, characterized in that: A fill light generator (55) is also arranged outside the catalytic chamber (51), and a light intensity sensor (56) is arranged on the top. The light intensity sensor (56) is signal-connected to the fill light generator (55).

6. The photocatalytic vinegar ripening device according to claim 5, characterized in that: A light shield (57) is also provided on the outside of the catalyst chamber (51), and the light shield (57) shields the fill light generator (55) inside the light shield (57).

7. The photocatalytic vinegar ripening device according to claim 6, characterized in that: The material of the light shield (57) is a light-proof diffuse reflection plate, and the diffuse reflection surface of the light-proof diffuse reflection plate faces the interior of the light shield (57).