阅读说明：本技术 一种浸入式杀菌机 (Immersion type sterilization machine ) 是由 丛秋明 刘永臣 李鹏飞 徐近 都家国 王锦睿 于 2020-05-27 设计创作，主要内容包括：本发明公开了一种浸入式杀菌机,所述浸入式杀菌机包括依次通过物料输送管道连通的物料暂存缸、蒸汽直喷塔、分离器、换热器和产品出口,所述蒸汽直喷塔包括腔体、物料分配盘、设置在物流分配盘上的物料进口、蒸汽进口、设置在物料分配盘下方的蒸汽浸入腔和包裹在腔体底部的冷却底套,所述腔体上半部分横截面积大于下半部分横截面积,所述分离器内部保持真空。实现了换热效率高,杀菌时间短的效果。本发明公开的一种浸入式杀菌机通过蒸汽直接浸入物料中而对物料直接加热,大大的缩短了加热的时间,物料无需承受长时间的加热,保证物料原有的营养元素的同时提高了生产的效率。(The invention discloses an immersion type sterilization machine which comprises a material temporary storage cylinder, a steam direct injection tower, a separator, a heat exchanger and a product outlet, wherein the material temporary storage cylinder, the steam direct injection tower, the separator, the heat exchanger and the product outlet are sequentially communicated through a material conveying pipeline, the steam direct injection tower comprises a cavity, a material distribution disc, a material inlet and a steam inlet which are arranged on the material distribution disc, a steam immersion cavity arranged below the material distribution disc and a cooling bottom sleeve wrapped at the bottom of the cavity, the cross sectional area of the upper half part of the cavity is larger than that of the lower half part of the cavity, and the interior of. The effects of high heat exchange efficiency and short sterilization time are realized. The immersion type sterilization machine disclosed by the invention directly heats materials by directly immersing steam into the materials, so that the heating time is greatly shortened, the materials do not need to be heated for a long time, the original nutrient elements of the materials are guaranteed, and the production efficiency is improved.)

1. The utility model provides an immersion sterilization machine, its characterized in that immersion sterilization machine includes that the material that loops through the material conveying pipeline intercommunication keeps in jar, the direct injection tower of steam, separator, heat exchanger and product outlet, the direct injection tower of steam includes cavity, material plate of distributor, sets up material inlet, steam inlet on the material plate of distributor, sets up the steam that the material plate of distributor below and immerses the chamber and wrap up the cooling bottom cover in the cavity bottom, the first half cross-sectional area of cavity is greater than the latter half cross-sectional area, the inside vacuum that keeps of separator, the material plate of distributor is used for controlling the material and falls into the orbital diameter of the direct injection tower of steam.

2. The immersion type sterilizer of claim 1, wherein said cooling jacket comprises a cooling pipe surrounding the bottom of the direct steam injection tower, a water outlet provided at the top of the cooling pipe and communicating with the cooling pipe, a water inlet provided at the bottom of the cooling pipe and communicating with the cooling pipe, and a protective jacket covering the cooling pipe.

3. The immersion type sterilizer of claim 1, wherein the bottom of said direct steam injection tower is tapered, and said cooling jacket is a tapered cooling jacket which is matched with the bottom of said direct steam injection tower in shape.

4. The immersion sterilizer as claimed in claim 2, wherein the heat exchanger is provided with a main heat exchange pipe, both ends of the main heat exchange pipe are respectively communicated with the water outlet and the water inlet through pipes, and the pipes for communication are provided with pumps for driving.

5. The immersion sterilizer of claim 1, wherein an auxiliary heat exchange tube is provided on the heat exchanger, and both ends of the auxiliary heat exchange tube are communicated with an ice water inlet and an ice water outlet.

6. An immersion sterilizer as claimed in claim 1, wherein said separator is a cyclone separator.

7. The immersion sterilizer of claim 1, wherein a gas-liquid separation pipe is provided at the top of the separator, and the gas-liquid separation pipe is in communication with the vacuum pump.

8. According to one aspect of the invention, the material inlet duct of the separator is tangential to the separator body, and the material outlet of the separator is arranged at the bottom of the separator.

9. The immersion type sterilization apparatus according to any one of claims 1 to 8, wherein the material distributor comprises a material distributor body, an inlet provided on the material distributor body, an outlet, a material distribution chamber provided in the material distributor body, and a nozzle provided on the material distributor body, the liquid distribution chamber is annular, the liquid inlet communicates with the liquid distribution chamber, and both ends of the liquid outlet communicate with the nozzle and the liquid distribution chamber, respectively.

10. The immersion type sterilizer of claim 9, wherein said liquid outlet is annularly formed on the liquid distribution chamber, and said nozzle is disposed at the bottom of the liquid distributor body.

Technical Field

The invention relates to an instant sterilization device for fluid materials in the food industry, which is particularly suitable for ultrahigh-temperature instant sterilization of viscous materials and heat-sensitive materials, and particularly relates to an immersion type sterilization machine.

Background

At present, in the food industry, known ultrahigh-temperature instantaneous sterilization equipment for fluid materials comprises a plate type sterilization machine, a tubular type sterilization machine and the like. The materials are heated to a specific temperature by heat exchange in the sterilization equipment, and the materials are kept at the specific temperature for a certain time, so that the materials can be sterilized.

However, in the above conventional apparatus, the material reaches a certain time required specifically by indirect heat exchange, and the heat exchange time is limited to the temperature difference between the material and the medium and the heat exchange coefficient of the heat exchange apparatus. Therefore, the applicability of the traditional sterilization machine to heat-sensitive materials and materials with higher viscosity is not high. In addition, the time required for sterilization also affects the productivity of the whole plant.

Disclosure of Invention

In view of the above disadvantages of the sterilization of the prior heat-sensitive materials and materials with high viscosity, the invention provides an immersion type sterilization machine, which can achieve the effects of high heat exchange efficiency and short sterilization time.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an immersion sterilization machine, immersion sterilization machine includes that the material that loops through the material conveying pipeline intercommunication keeps in jar, steam direct injection tower, separator, heat exchanger and product outlet, the steam direct injection tower includes cavity, material plate of distributor, sets up material import, steam inlet on the material plate of distributor, sets up at the steam immersion chamber of material plate of distributor below and the cooling bottom cover of parcel in the cavity bottom, the first half cross-sectional area of cavity is greater than the latter half cross-sectional area, the inside vacuum that keeps of separator, the material plate of distributor is used for controlling the material and falls into the orbital diameter of steam direct injection tower.

According to one aspect of the invention, the cooling bottom sleeve comprises a cooling pipe surrounding the bottom of the direct steam injection tower, a water outlet arranged at the top of the cooling pipe and communicated with the cooling pipe, a water inlet arranged at the bottom of the cooling pipe and communicated with the cooling pipe, and a protective sleeve wrapped on the cooling pipe. Make the material steam mixture body that is located the steam direct injection tower bottom cool down through cooling the end cover, steam is cooled into the water droplet, and the separator of being convenient for separates.

According to one aspect of the invention, the bottom of the direct steam injection tower is tapered, and the cooling jacket is a tapered cooling jacket which is matched with the bottom of the direct steam injection tower in shape. The toper can improve the heat exchange efficiency of material steam mixture and cooling jacket for material steam mixture reaches established cooling temperature.

According to one aspect of the invention, the heat exchanger is provided with a main heat exchange tube, two ends of the main heat exchange tube are respectively communicated with the water outlet and the water inlet through pipelines, and a pump is arranged on the pipeline for communication to drive. Water circulation and temperature circulation are carried out through the main heat exchange tube, and energy is effectively saved.

According to one aspect of the invention, the heat exchanger is provided with an auxiliary heat exchange tube, and two ends of the auxiliary heat exchange tube are communicated with an ice water inlet and an ice water outlet.

According to one aspect of the invention, the separator is a cyclone separator.

According to one aspect of the invention, the top of the separator is provided with a gas-liquid separation pipe which is communicated with a vacuum pump.

According to one aspect of the invention, the material inlet duct of the separator is tangential to the separator body, and the material outlet of the separator is arranged at the bottom of the separator. The mixture of the material and the steam is separated by a separator.

According to one aspect of the invention, the material distributor comprises a material distributor body, an inlet arranged on the material distributor body, an outlet, a material distribution cavity arranged in the material distributor body and a nozzle arranged on the material distributor body, wherein the liquid distribution cavity is annular, the liquid inlet is communicated with the liquid distribution cavity, and two ends of the liquid outlet are respectively communicated with the nozzle and the liquid distribution cavity. Make the commodity circulation be linear entering steam and dip the chamber through material distributor, improve the efficiency of disinfecting.

According to one aspect of the invention, the liquid outlet is annularly arranged on the liquid distribution cavity, and the nozzle is arranged at the bottom of the liquid distributor body.

The implementation of the invention has the advantages that:

the submerged sterilizer comprises a material temporary storage cylinder, a steam direct injection tower, a separator, a heat exchanger and a product outlet which are sequentially communicated through a material conveying pipeline, wherein the steam direct injection tower comprises a cavity, a material distribution disc, a material inlet and a steam inlet which are arranged on the material distribution disc, a steam immersion cavity arranged below the material distribution disc and a cooling bottom sleeve wrapped at the bottom of the cavity, the cross sectional area of the upper half part of the cavity is larger than that of the lower half part of the cavity, and the interior of the separator is kept in vacuum. The effects of high heat exchange efficiency and short sterilization time are realized. Through steam direct immersion material in and to material direct heating, great shortening the time of heating, the material need not to bear long-time heating, has improved the efficiency of production when guaranteeing the original nutrient element of material.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of an immersion sterilizer according to the present invention;

FIG. 2 is a schematic view of an immersion sterilizer according to the present invention;

FIG. 3 is a schematic view of a direct steam injection tower of the immersion type sterilizer of the present invention;

FIG. 4 is a partial enlarged view of a steam direct injection tower of the immersion sterilizer according to the present invention;

FIG. 5 is a schematic view of a separator of an immersion sterilizer according to the present invention;

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.