Ultrahigh pressure sterilization equipment

Abstract

The utility model relates to ultrahigh-pressure sterilization equipment which comprises a high-pressure cabin, a sliding rail extending in the axial direction of the high-pressure cabin is arranged in the high-pressure cabin, and a plurality of material containing cabins are arranged on the sliding rail in a sliding mode. A sealing valve I, a sealing valve II, a sealing valve III and a sealing valve IV which are sequentially arranged in the axial direction of the hyperbaric cabin are arranged in the hyperbaric cabin, a feeding cabin is formed between the sealing valve I and the sealing valve II, a sterilization cabin is formed between the sealing valve II and the sealing valve III, and a material taking cabin is formed between the sealing valve III and the sealing valve IV; the feeding cabin and the material taking cabin are communicated with an ultrahigh-pressure pump through a high-pressure pipe; a driving mechanism for driving the material placing cabin to move along the axial direction of the high-pressure cabin is arranged in the high-pressure cabin; according to the utility model, pressurized products are continuously conveyed to the sterilization cabin through the feeding cabin, the products are sterilized for a period of time through the sterilization cabin, and the sterilized products in the sterilization cabin are continuously taken out through the material taking cabin, so that the device is simple, efficient, safe and reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of ultra-high pressure food sterilization, in particular to an ultra-high pressure sterilization device. Background Art

[0002] Ultra-high pressure sterilization technology is a non-thermal sterilization technology that uses ultra-high pressure at room temperature or low temperature to achieve the goal of sterilization and enzyme inactivation. It can effectively kill spoilage bacteria and pathogens without reducing the sensory and nutritional value of the product. The processing process is simple and there is no residue after processing.

[0003] Existing ultra-high pressure sterilization equipment generally places packaged food materials in an ultra-high pressure treatment chamber, adds water or other liquids as pressurized media, and treats them at a pressure of 100 to 1000 MPa for a period of time to denature and inactivate high molecular substances such as proteins that maintain the life activities of microorganisms, thereby achieving the purpose of sterilization; after the sterilization work is completed, the sealed chamber is depressurized and excess water is discharged, and the sterilized food is taken out, completing a sterilization work.

[0004] It can be seen from this that the existing ultra-high pressure sterilization equipment needs to maintain high pressure for a period of time during the sterilization process, and therefore cannot perform sterilization work continuously, resulting in reduced sterilization efficiency. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an ultra-high pressure sterilization device which continuously delivers pressurized products to a sterilization chamber through a feed chamber, sterilizes the products in the sterilization chamber for a period of time, and continuously takes out the sterilized products in the sterilization chamber through a take-out chamber. The device is simple, efficient, safe, reliable and easy to operate.

[0006] The utility model is realized by the following technical scheme, and provides an ultra-high pressure sterilization device, including a high pressure chamber, a slide rail extending along the axial direction of the high pressure chamber is provided in the high pressure chamber, and a plurality of material storage chambers are slidably provided on the slide rail; a sealing valve I, a sealing valve II, a sealing valve III, and a sealing valve IV are arranged in sequence along the axial direction of the high pressure chamber in the high pressure chamber, a feed chamber is formed between the sealing valve I and the sealing valve II, a sterilization chamber is formed between the sealing valve II and the sealing valve III, and a material extraction chamber is formed between the sealing valve III and the sealing valve IV; the feed chamber and the material extraction chamber are connected to an ultra-high pressure pump through a high pressure pipe; a driving mechanism for driving the material storage chamber to move along the axial direction of the high pressure chamber is provided in the high pressure chamber; the sealing valve I is used to Open or close the feed cabin, the sealing valve II is used to connect or disconnect the feed cabin and the sterilization cabin, the sealing valve III is used to connect or disconnect the sterilization cabin and the material extraction cabin, and the sealing valve IV is used to open or close the material extraction cabin; the ultra-high pressure pump is used to pressurize the feed cabin and the material extraction cabin; the material storage cabin transmits the product in the high-pressure cabin through the driving mechanism; the product is pressurized through the feed cabin, and the pressurized product is continuously transported to the sterilization cabin, and the product is sterilized for a period of time through the sterilization cabin, and the sterilized product in the sterilization cabin is continuously depressurized through the material extraction cabin, and the high-pressure cabin is taken out; pressurization, ultra-high pressure sterilization, and pressure relief are performed simultaneously, so as to continuously perform ultra-high pressure sterilization.

[0007] As an optimization, the driving mechanism includes a rack fixed on the outside of the material storage chamber and extending axially along the high-pressure chamber, and a plurality of driven gears matched with the rack are provided in the extension direction of the rack, and the driven gears are rotated in the high-pressure chamber; the driven gears are coaxially connected with a transmission wheel, and the transmission wheel is connected to a motor through a transmission belt; the motor drives the driven gear to rotate through the transmission belt and the transmission wheel, thereby driving the material storage chamber to move axially in the high-pressure chamber through the rack.

[0008] As an optimization, racks are provided on both sides of the material storage chamber near the inner walls of the high-pressure chamber to ensure that both sides of the material storage chamber remain balanced.

[0009] As an optimization, the sealing valve I includes a sealing valve slidably arranged in the high-pressure chamber along the vertical direction, a sealing groove matching the sealing valve is provided on the inner side wall of the high-pressure chamber, and the sealing valve is connected to an oil cylinder driving the sealing valve to slide along the vertical direction; the sealing valve II, the sealing valve III, the sealing valve IV and the sealing valve I have the same structure; they are used to connect or cut off the high-pressure chamber, have a compact structure and occupy a small space.

[0010] As an optimization, the sterilization chamber and the material taking chamber are connected to a water tank through a pressure relief pipe, and the water tank is connected to an ultra-high pressure pump; the pressurized medium in the high-pressure chamber is recycled.

[0011] As an optimization, the pressure relief pipe is connected to the water tank through a filtering device to purify the pressurized medium and avoid pollution.

[0012] The beneficial effects of the utility model are as follows: the feed cabin, the sterilization cabin and the material extraction cabin are connected or closed through the sealing valve I, the sealing valve II, the sealing valve III and the sealing valve IV, the feed cabin and the material extraction cabin are pressurized through the ultra-high pressure pump and the high pressure pipe, the feed cabin and the material extraction cabin are depressurized through the pressure relief pipe, the feed cabin cooperates with the sealing valve I, the sealing valve II, the ultra-high pressure pump, the high pressure pipe and the pressure relief pipe to continuously place products in the feed cabin and pressurize the products to the same pressure as that in the sterilization cabin, the sterilization cabin satisfies the sterilization of the products for a period of time, the material extraction cabin cooperates with the sealing valve III, the sealing valve IV, the ultra-high pressure pump, the high pressure pipe and the pressure relief pipe to depressurize and extract the products continuously transported to the material extraction cabin; the pressurized products in the feed cabin are continuously transported to the sterilization cabin and the sterilized products in the sterilization cabin are continuously transported to the material extraction cabin in the high pressure cabin through the rack, the driven gear, the transmission wheel, the transmission belt and the motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of the utility model (angle one);

[0015] Figure 3 This is a schematic diagram of the structure of the utility model (angle 2);

[0016] As shown in the figure:

[0017] 1. High-pressure chamber, 2. Slide rail, 3. Material storage chamber, 4. High-pressure pipe, 5. Ultra-high-pressure pump, 6. Driving mechanism, 7. Pressure relief pipe, 8. Filter device, 9. Water tank, 101. Sealing valve I, 102. Sealing valve II, 103. Sealing valve III, 104. Sealing valve IV, 105. Feed chamber, 106. Sterilization chamber, 107. Material extraction chamber, 601. Rack, 602. Driven gear, 603. Drive wheel, 604. Drive belt, 605. Motor, 1011. Sealing valve, 1012. Sealing groove, 1013. Oil cylinder. DETAILED DESCRIPTION

[0018] In order to clearly illustrate the technical features of this solution, this solution is described below through a specific implementation method.

[0019] like Figure 1The ultra-high pressure sterilization equipment of the utility model shown in the figure comprises a high pressure chamber 1, in which a slide rail 2 extending axially along the high pressure chamber 1 is provided, and a plurality of material storage chambers 3 are slidably provided on the slide rail 2; in the high pressure chamber 1, a sealing valve I101, a sealing valve II102, a sealing valve III103, and a sealing valve IV104 are arranged in sequence axially along the high pressure chamber 1, a feeding chamber 105 is formed between the sealing valve I101 and the sealing valve II102, a sterilization chamber 106 is formed between the sealing valve II102 and the sealing valve III103, and a material extraction chamber 107 is formed between the sealing valve III103 and the sealing valve IV104; the feeding chamber 105 and the material extraction chamber 107 are connected to an ultra-high pressure pump 5 through a high pressure pipe 4; in the high pressure chamber 1, a driving mechanism 6 for driving the material storage chamber 3 to move axially along the high pressure chamber 1 is provided.

[0020] One end of the high-pressure pipe 4 is connected to the ultra-high-pressure pump 5, and the other end of the high-pressure pipe 4 is respectively connected to the feed cabin 105, the sterilization cabin 106 and the material taking cabin 107, and valves are respectively provided on the branch pipes connecting the feed cabin 105, the sterilization cabin 106 and the material taking cabin 107, and the pressurized medium enters the feed cabin 105, the sterilization cabin 106 and the material taking cabin 107 respectively through the ultra-high-pressure pump 5 and the high-pressure pipe 4; material placement platforms are provided on both sides of the extension direction of the high-pressure cabin 1, and the slide rail 2 extends to the material placement platform; the sealing valve II102 and the sealing valve III103 are closed, and the ultra-high-pressure pump 5 pressurizes the sterilization cabin 106 through the high-pressure pipe 4; a plurality of holes for passing the pressurized medium are opened on the material placement cabin 3.

[0021] The product to be sterilized is placed in the storage compartment 3, the sealing valve I101 is opened, the storage compartment 3 is pushed into the feed compartment 105, the sealing valve I101 is closed, the ultra-high pressure pump 5 pressurizes the feed compartment 105 through the high-pressure pipe 4 until the pressure is consistent with the pressure in the sterilization compartment 106, the sealing valve II102 is opened, the storage compartment 3 in the feed compartment 105 is transported to the sterilization compartment 106 through the driving mechanism 6, the sealing valve II102 is closed, the sealing valve I101 is opened, and the next feeding begins; multiple storage compartments in the sterilization compartment 106 are simultaneously sterilized. The product in the material chamber 3 meets the sterilization requirements for a period of time; the sealing valve IV104 is closed, and the ultra-high pressure pump 5 pressurizes the material chamber 107 through the high-pressure pipe 4 until the pressure is consistent with the pressure in the sterilization chamber 106, and the sealing valve III103 is opened, and the sterilized material chamber 3 in the sterilization chamber 106 is transported to the material chamber 107 through the driving mechanism 6, and the sealing valve III103 is closed, and the sealing valve IV104 is opened to take the material chamber 3 out of the material chamber 107; the sealing valve IV104 is closed, and the next material taking begins.

[0022] The driving mechanism 6 includes a rack 601 fixedly mounted on the outside of the material storage chamber 3 and extending axially along the high-pressure chamber 1. A plurality of driven gears 602 matched with the rack 601 are arranged in the extending direction of the rack 601. The driven gears 602 are rotatably mounted in the high-pressure chamber 1. The driven gears 602 are coaxially connected with a transmission wheel 603. The transmission wheel 603 is connected with a motor 605 through a transmission belt 604. When the motor 605 is started, the motor 605 drives the driven gear 602 to rotate through the transmission belt 604 and the transmission wheel 603. The driven gear 602 drives the rack 601 to drive the material storage chamber 3 to move axially in the high-pressure chamber 1 along the high-pressure chamber 1.

[0023] Racks 601 are provided at the locations of the inner walls of both sides of the material storage chamber 3 close to the high-pressure chamber 1 ; the racks 601 on both sides of the material storage chamber 3 simultaneously apply a force to the material storage chamber 3 to move along the axial direction of the high-pressure chamber 1 .

[0024] The sealing valve I101 includes a sealing valve 1011 slidably arranged in the high-pressure chamber 1 along the vertical direction, a sealing groove 1012 matched with the sealing valve 1011 is provided on the inner wall of the high-pressure chamber 1, and the sealing valve 1011 is connected to a cylinder 1013 driving the sealing valve 1011 to slide along the vertical direction; the sealing valve II102, the sealing valve III103, the sealing valve IV104 and the sealing valve I101 have the same structure; the cylinder 1013 extends upward along the vertical direction and is located above the high-pressure chamber 1; when the cylinder 1013 is started, the piston rod of the cylinder 1013 drives the sealing valve 1011 to slide upward along the vertical direction in the sealing groove 1012, and the sealing valve I101 is opened; when the cylinder 1013 is started, the piston rod of the cylinder 1013 drives the sealing valve 1011 to slide upward along the vertical direction in the sealing groove 1012, and the sealing valve I101 is closed.

[0025] The sterilization cabin 106 and the material taking cabin 107 are connected to a water tank 9 through a pressure relief pipe 7, and the water tank 9 is connected to an ultra-high pressure pump 5; the pressurized medium in the sterilization cabin 106 and the material taking cabin 107 enters the water tank 9 through the pressure relief pipe 7, and then enters the sterilization cabin 106 or the material taking cabin 107 through the ultra-high pressure pump 5.

[0026] The pressure relief pipe 7 is connected to the water tank 9 through the filter device 8; the input end of the filter device 8 is connected to the pressure relief pipe 7, and the output end of the filter device 8 is connected to the water tank 9. The pressurized medium enters the filter device 8 through the pressure relief pipe 7 and enters the water tank 9 after filtering.

[0027] In the actual production process, the sealing valve II102 and the sealing valve III103 are closed, and the ultra-high pressure pump 5 pressurizes the sterilization chamber 106 through the high-pressure pipe 4; the product to be sterilized is placed in the material storage chamber 3, the sealing valve I101 is opened, and the motor 605 is started. The motor 605 drives the driven gear 602 to rotate through the transmission belt 604 and the transmission wheel 603, and the driven gear 602 drives the rack 601 to drive the material storage chamber 3 into the feed chamber 105. The motor 605 is closed, the sealing valve I101 is closed, and the ultra-high pressure pump 5 conveys the pressurized medium in the water tank 9 to the feed chamber 105 through the high-pressure pipe 4. The feed chamber 105 The internal pressure rises to be consistent with the pressure in the sterilization chamber 106; the sealing valve II102 is opened, and the motor 605 is started. The motor 605 drives the driven gear 602 to rotate through the transmission belt 604 and the transmission wheel 603. The driven gear 602 drives the rack 601 to drive the material chamber 3 from the feed chamber 105 into the sterilization chamber 106. The motor 605 is closed and the sealing valve II102 is closed; the pressure relief pipe 7 connected to the feed chamber 105 is opened, and the pressurized medium in the feed chamber 105 enters the filter device 8 for filtration through the pressure relief pipe 7, and the filtered pressurized medium enters the water tank 9; the sealing valve I101 is opened, and the next feeding starts.

[0028] The material storage cabin 3 enters the sterilization cabin 106, and the sterilization cabin 106 continuously performs ultra-high pressure sterilization on the products in the material storage cabin 3 entering the sterilization cabin 106; the sealing valve IV104 is closed, and the ultra-high pressure pump 5 transports the pressurized medium in the water tank 9 to the material collection cabin 107 through the high-pressure pipe 4, and the pressure in the material collection cabin 107 increases to be consistent with the pressure in the sterilization cabin 106, the sealing valve III103 is opened, and the motor 605 is started. The motor 605 drives the driven gear 602 to rotate through the transmission belt 604 and the transmission wheel 603, and the driven gear 602 drives the rack 601 to drive the sterilization cabin 106 close to the material collection cabin 107 and complete the ultra-high pressure sterilization. The material storage cabin 3 exits the sterilization cabin 106 and enters the material collection cabin 107, the motor 605 is closed, the sealing valve III103 is closed, the pressure relief pipe 7 connected to the material collection cabin 107 is opened, and the pressurized medium in the material collection cabin 107 enters the filtering device 8 through the pressure relief pipe 7 for filtration, and the filtered pressurized medium enters the water tank 9; the sealing valve IV104 is opened, the motor 605 is started, and the motor 605 drives the driven gear 602 to rotate through the transmission belt 604 and the transmission wheel 603, and the driven gear 602 drives the rack 601 to drive the material storage cabin 3 to be taken out from the material collection cabin 107, and the motor 605 is closed; the sealing valve IV104 is closed, and the next material collection begins.

[0029] Of course, the above description is not limited to the above examples. The technical features not described in the present invention can be achieved by or by adopting the existing technology, which will not be repeated here. The above embodiments and drawings are only used to illustrate the technical scheme of the present invention and are not limitations of the present invention. The present invention is described in detail with reference to the preferred implementation methods. Ordinary technicians in this field should understand that the changes, modifications, additions or substitutions made by ordinary technicians in this technical field within the essential scope of the present invention do not deviate from the purpose of the present invention and should also fall within the scope of protection of the claims of the present invention.

Claims

1. An ultra-high pressure sterilization device, comprising a high pressure chamber (1), wherein a slide rail (2) extending along the axial direction of the high pressure chamber (1) is provided in the high pressure chamber (1), and a plurality of material storage chambers (3) are slidably provided on the slide rail (2); characterized in that: A sealing valve I (101), a sealing valve II (102), a sealing valve III (103), and a sealing valve IV (104) are arranged in sequence along the axial direction of the high-pressure chamber (1); a feed chamber (105) is formed between the sealing valve I (101) and the sealing valve II (102); a sterilization chamber (106) is formed between the sealing valve II (102) and the sealing valve III (103); and a material extraction chamber (107) is formed between the sealing valve III (103) and the sealing valve IV (104); the feed chamber (105) and the material extraction chamber (107) are connected to an ultra-high-pressure pump (5) via a high-pressure pipe (4); and a driving mechanism (6) is provided in the high-pressure chamber (1) for driving the material storage chamber (3) to move along the axial direction of the high-pressure chamber (1).

2. The ultra-high pressure sterilization equipment according to claim 1, characterized in that: The driving mechanism (6) comprises a rack (601) fixedly arranged on the outside of the material storage chamber (3) and extending axially along the high-pressure chamber (1); a plurality of driven gears (602) adapted to the rack (601) are arranged in the extending direction of the rack (601); the driven gears (602) are rotatably arranged in the high-pressure chamber (1); the driven gears (602) are coaxially connected to a transmission wheel (603); and the transmission wheel (603) is connected to a motor (605) via a transmission belt (604).

3. The ultra-high pressure sterilization equipment according to claim 2, characterized in that: Racks (601) are provided at locations of the material storage cabin (3) close to the inner walls on both sides of the high-pressure cabin (1).

4. The ultrahigh pressure sterilization equipment according to claim 1, characterized in that: The sealing valve I (101) comprises a sealing valve (1011) which is slidably arranged in a vertical direction in a high-pressure chamber (1); a sealing groove (1012) which is adapted to the sealing valve (1011) is provided on an inner wall of the high-pressure chamber (1); and the sealing valve (1011) is connected to an oil cylinder (1013) which drives the sealing valve (1011) to slide in a vertical direction; the sealing valve II (102), the sealing valve III (103), the sealing valve IV (104) and the sealing valve I (101) have the same structure.

5. The ultra-high pressure sterilization equipment according to claim 1, characterized in that: The sterilization cabin (106) and the material taking cabin (107) are connected to a water tank (9) via a pressure relief pipe (7), and the water tank (9) is connected to an ultra-high pressure pump (5).

6. The ultrahigh pressure sterilization equipment according to claim 5, characterized in that: The pressure relief pipe (7) is connected to the water tank (9) through the filter device (8).

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