阅读说明：本技术 薯粉灭菌设备及其灭菌方法 (Potato powder sterilization equipment and sterilization method thereof ) 是由 马计傲 王浩 牛锐 昌茂辉 牛朝阳 于 2021-09-07 设计创作，主要内容包括：本发明公开了一种薯粉灭菌设备及其灭菌方法,属于粉质食品灭菌技术领域,包括壳体及其设置在壳体上的热气发生装置和臭氧发生装置,壳体的内部开设有安装槽,安装槽的内部安装有通气筒,通气筒的外部安装有固定在安装槽内壁上的支撑网,支撑网的顶部活动安装有垫片,通气筒的下方设有多通连接头。本发明通过对薯粉进行臭氧灭菌、紫外线照射灭菌和高温灭菌,在灭菌过程中,搅拌扇旋转对薯粉进行搅拌和翻动,使薯粉受热均匀、与臭氧充分接触,同时提高紫外线的穿透效果,提高灭菌的效果。(The invention discloses potato powder sterilization equipment and a sterilization method thereof, belonging to the technical field of powder food sterilization, and comprising a shell, and a hot air generating device and an ozone generating device which are arranged on the shell, wherein the shell is internally provided with a mounting groove, the inside of the mounting groove is provided with a ventilation cylinder, the outside of the ventilation cylinder is provided with a supporting net fixed on the inner wall of the mounting groove, the top of the supporting net is movably provided with a gasket, and a multi-way connector is arranged below the ventilation cylinder. According to the invention, the potato powder is subjected to ozone sterilization, ultraviolet irradiation sterilization and high-temperature sterilization, and the stirring fan rotates to stir and turn the potato powder in the sterilization process, so that the potato powder is uniformly heated and fully contacted with ozone, and meanwhile, the penetration effect of ultraviolet rays is improved, and the sterilization effect is improved.)

1. The potato powder sterilization equipment is characterized by comprising a shell (1) and a hot air generating device and an ozone generating device which are arranged on the shell (1), wherein a mounting groove (18) is formed in the shell (1), an air funnel (11) is arranged in the mounting groove (18), a supporting net (9) is fixed on the inner wall of the mounting groove (18) at the outer part of the air funnel (11), a gasket (10) is movably arranged at the top of the supporting net (9), a multi-way connector (27) is arranged below the air funnel (11), the output end of the hot air generating device is connected with the multi-way connector (27) through a first air duct (5), the output end of the ozone generating device is connected with the multi-way connector (27) through a second air duct (8), the multi-way connector (27) is connected with an exhaust pipe (12) inserted into the air funnel (11), a plurality of vents (20) have been seted up on air cylinder (11), threaded connection has stirring fan (13) on air cylinder (11), stirring fan (13) are in including lantern ring (22) and setting a plurality of flabellum (23) on the lantern ring (22), the bottom of flabellum (23) is equipped with ultraviolet irradiation lamp (24), be equipped with the drive on mounting groove (18) the rotatory drive arrangement of gasket (10).

2. The potato starch sterilizing apparatus as claimed in claim 1, wherein the hot air generating means comprises a first air pump (2) and a heater (3) connected to an output end of the first air pump (2).

3. The potato starch sterilizing apparatus as claimed in claim 1, wherein the ozone generating means comprises an ozone generator (6) and a second air pump (7) connected to the ozone generator (6).

4. The potato starch sterilization equipment as claimed in claim 1, wherein the multi-way connector (27) is provided with two second through holes (29) which are respectively connected with the first air pipe (5) and the second air pipe (8).

5. The potato starch sterilization equipment as claimed in claim 4, wherein the top of the multi-way connector (27) is provided with a first through hole (28) connected with the exhaust pipe (12).

6. The potato starch sterilization equipment as claimed in claim 5, wherein a plurality of air outlet pipes (30) are installed on the multi-way connector (27).

7. The potato starch sterilization equipment as claimed in claim 1, wherein the driving device comprises a mounting plate (14) mounted on the mounting groove (18) and a motor (15) arranged on the mounting plate (14), an output shaft of the motor (15) is connected with a connecting rod (16), and a plurality of limiting holes (25) for the connecting rod (16) to be inserted are formed in the sleeve ring (22).

8. The potato starch sterilization equipment as claimed in claim 7, wherein a sealing cover (17) is installed on the housing (1), an exhaust valve (4) communicated with the installation groove (18) is arranged on the sealing cover (17), and a sealing ring (19) is arranged on the sealing cover (17).

9. A sterilization method of potato powder sterilization equipment is characterized by comprising the following steps:

step 1: the ozone generating device generates ozone to be injected into the mounting groove (18) and the vent cylinder (11), the motor (15) drives the connecting rod (16) to rotate so as to drive the stirring fan (13) to rise and fall along the vent cylinder (11) in a rotating mode, the lantern ring (22) rotates along the vent cylinder (11) to drive the fan blades (23) to stir the potato powder on the gasket (10), and the ultraviolet irradiation lamp (24) irradiates and sterilizes the potato powder;

step 2: ozone sterilization is carried out for 30min to 60min, the sealing cover (17) is opened to discharge ozone gas, hot gas is injected into the mounting groove (18) by a hot gas generating device to carry out high-temperature sterilization on starch, and the stirring fan (13) rotates to stir and turn over the starch.

10. A sterilization method of potato starch sterilization equipment as claimed in claim 9, wherein in step 1, the outer wall of said aeration cylinder (11) is provided with a first screw thread (21), and the inner wall of said collar (22) is provided with a second screw thread (26) which is matched with said first screw thread (21).

Technical Field

The invention relates to food sterilization equipment, in particular to potato powder sterilization equipment and a sterilization method thereof, and belongs to the technical field of powder food sterilization.

Background

The potato powder is required to be sterilized in the production and preparation process, the traditional sterilization adopts a high-temperature drying mode, the sterilization function is single, the effect is poor, part of high-temperature resistant viruses and bacteria still survive, meanwhile, the potato powder is stacked together, the ultraviolet irradiation sterilization is poor, and the invention provides a new solution for solving the problems.

How to research a potato powder sterilization device and a sterilization method thereof is a problem to be solved urgently at present.

Disclosure of Invention

The invention mainly aims to solve the defects of the prior art and provide potato flour sterilization equipment and a sterilization method thereof.

The purpose of the invention can be achieved by adopting the following technical scheme:

a potato powder sterilization device comprises a shell, a hot air generating device and an ozone generating device which are arranged on the shell, wherein a mounting groove is formed in the shell, an air tube is arranged in the mounting groove, a supporting net fixed on the inner wall of the mounting groove is arranged outside the air tube, a gasket is movably arranged at the top of the supporting net, a multi-way connector is arranged below the air tube, the output end of the hot air generating device is connected with the multi-way connector through a first air tube, the output end of the ozone generating device is connected with the multi-way connector through a second air tube, an exhaust pipe inserted into the air tube is connected onto the multi-way connector, a plurality of vents are formed in the air tube, a stirring fan is connected onto the air tube through threads, and comprises a lantern ring and a plurality of fan blades arranged on the lantern ring, the bottom of flabellum is equipped with the ultraviolet irradiation lamp, be equipped with the drive on the mounting groove the rotatory drive arrangement of gasket.

Preferably, the hot gas generating device comprises a first air pump and a heater connected to an output end of the first air pump.

Preferably, the ozone generating device comprises an ozone generator and a second air pump connected with the ozone generator.

Preferably, the multi-way connector is provided with two second through holes which are respectively connected with the first gas pipe and the second gas pipe.

Preferably, the top of the multi-way connector is provided with a first through hole connected with the exhaust pipe.

Preferably, a plurality of air outlet pipes are arranged on the multi-way connecting head.

Preferably, the driving device comprises a mounting plate mounted on the mounting groove and a motor arranged on the mounting plate, an output shaft of the motor is connected with a connecting rod, and a plurality of limiting holes for the connecting rod to insert are formed in the lantern ring.

Preferably, the shell is provided with a sealing cover, the sealing cover is provided with an exhaust valve communicated with the mounting groove, and the sealing cover is provided with a sealing ring.

A sterilization method of potato powder sterilization equipment comprises the following steps:

step 1: the ozone generating device generates ozone to be injected into the mounting groove and the vent cylinder, the motor drives the connecting rod to rotate so as to drive the stirring fan to rise and fall along the vent cylinder in a rotating mode, the lantern ring rotates along the vent cylinder to drive the fan blades to stir the potato powder on the gasket, and the ultraviolet irradiation lamp irradiates and sterilizes the potato powder;

step 2: ozone sterilization is carried out for 30-60 min, the sealing cover is opened to discharge ozone gas, the hot gas generating device injects hot gas into the mounting groove to carry out high-temperature sterilization on starch, and the stirring fan rotates to stir and turn over the starch.

Preferably, in step 1, the outer wall of the breather cylinder is provided with a first thread, and the inner wall of the lantern ring is provided with a second thread which is matched with the first thread.

The invention has the beneficial technical effects that: according to the potato powder sterilization equipment and the sterilization method thereof, the potato powder is subjected to ozone sterilization, ultraviolet irradiation sterilization and high-temperature sterilization, and in the sterilization process, the stirring fan rotates to stir and turn the potato powder, so that the potato powder is uniformly heated and fully contacted with ozone, the ultraviolet penetration effect is improved, and the sterilization effect is improved.

Drawings

Fig. 1 is a schematic view of the overall internal structure of a preferred embodiment of the potato flour sterilization apparatus and the sterilization method thereof according to the present invention;

fig. 2 is a schematic structural view of a housing of a preferred embodiment of the potato powder sterilizing apparatus and the sterilizing method thereof according to the present invention;

fig. 3 is a schematic structural view of an aeration cylinder and a gasket of a preferred embodiment of the potato powder sterilization equipment and the sterilization method thereof according to the invention;

fig. 4 is a bottom view of a supporting net structure of a preferred embodiment of the potato powder sterilizing apparatus and the sterilizing method thereof according to the present invention;

FIG. 5 is a front view of a stirring fan and connecting rod structure of a preferred embodiment of the potato powder sterilizing apparatus and the sterilizing method thereof according to the present invention;

FIG. 6 is a top view of a stirring fan structure of a preferred embodiment of the potato powder sterilizing apparatus and the sterilizing method thereof according to the present invention;

fig. 7 is a schematic structural view of a stirring fan of a preferred embodiment of the potato powder sterilizing apparatus and the sterilizing method thereof according to the present invention;

fig. 8 is a schematic structural view of a multi-way connector of a preferred embodiment of the potato powder sterilization equipment and the sterilization method thereof according to the invention.

In the figure: 1-shell, 2-first air pump, 3-heater, 4-exhaust valve, 5-first air pipe, 6-ozone generator, 7-second air pump, 8-second air pipe, 9-supporting net, 10-gasket, 11-air cylinder, 12-exhaust pipe, 13-stirring fan, 14-mounting plate, 15-motor, 16-connecting rod, 17-sealing cover, 18-mounting groove, 19-sealing ring, 20-air vent, 21-first screw thread, 22-lantern ring, 23-fan blade, 24-ultraviolet irradiation lamp, 25-limiting hole, 26-second screw thread, 27-multi-way connector, 28-first through hole, 29-second through hole and 30-air outlet pipe.

Detailed Description

In order to make the technical solutions of the present invention more clear and definite for those skilled in the art, the present invention is further described in detail below with reference to the examples and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-8, the potato powder sterilization apparatus provided by this embodiment includes a housing 1, and a hot air generating device and an ozone generating device disposed on the housing 1, wherein a mounting groove 18 is formed in the housing 1, an air tube 11 is disposed in the mounting groove 18, a supporting net 9 fixed on the inner wall of the mounting groove 18 is disposed outside the air tube 11, a gasket 10 is movably disposed on the top of the supporting net 9, a multi-way connector 27 is disposed below the air tube 11, an output end of the hot air generating device is connected to the multi-way connector 27 through a first air tube 5, an output end of the ozone generating device is connected to the multi-way connector 27 through a second air tube 8, an exhaust tube 12 inserted into the air tube 11 is connected to the multi-way connector 27, a plurality of vents 20 are formed on the air tube 11, a stirring fan 13 is screwed to the air tube 11, the stirring fan 13 includes a collar 22 and a plurality of blades 23 disposed on the collar 22, the bottom of the fan blade 23 is provided with an ultraviolet irradiation lamp 24, and the mounting groove 18 is provided with a driving device for driving the gasket 10 to rotate. According to the potato powder sterilization equipment and the sterilization method thereof, ozone sterilization, ultraviolet irradiation sterilization and high-temperature sterilization are carried out on potato powder, and in the sterilization process, the stirring fan 13 rotates to stir and turn the potato powder, so that the potato powder is uniformly heated and fully contacts with ozone, the ultraviolet penetration effect is improved, and the sterilization effect is improved.

In the present embodiment, as shown in fig. 1, the hot gas generating apparatus includes a first air pump 2 and a heater 3 connected to an output end of the first air pump 2. The ozone generating device comprises an ozone generator 6 and a second air pump 7 connected with the ozone generator 6. Because ozone is easily decomposed by heating, the potato powder is subjected to ozone sterilization and then high-temperature sterilization. The oxidation of ozone sterilization oxygen atom destroys the structure of microbial membrane to the oxidation that realizes bactericidal action oxygen atom destroys the structure of microbial membrane, in order to realize bactericidal action, ozone sterilization is efficient simultaneously, and in the disinfection oxidation process, there is not residual, avoids secondary pollution. The high-temperature pressurized sterilization can kill common microorganisms such as bacteria, fungi and the like, and has a certain killing effect on spores and spores.

In this embodiment, as shown in FIG. 1, the multi-way connector 27 is provided with two second through holes 29 for connecting the first air pipe 5 and the second air pipe 8. The top of the multi-way connector 27 is opened with a first through hole 28 connected with the exhaust pipe 12. A plurality of air outlet pipes 30 are arranged on the multi-way connector 27. Hot gas or ozone enters the exhaust pipe 12 through the multi-way connector 27, part of the gas is discharged to the lower part of the potato powder through the exhaust pipe 30, and part of the gas is discharged to the upper part of the potato powder through the vent 20 on the vent cylinder 11.

In this embodiment, as shown in fig. 1, the driving device includes a mounting plate 14 mounted on the mounting groove 18 and a motor 15 disposed on the mounting plate 14, an output shaft of the motor 15 is connected with a connecting rod 16, and a plurality of limiting holes 25 for inserting the connecting rod 16 are opened on the collar 22. The motor 15 drives the connecting rod 16 to rotate, and then drives the stirring fan 13 to rotate and rise or rotate and fall along the ventilation cylinder 11, and the fan blades 23 stir and turn the potato powder.

In the present embodiment, as shown in fig. 1, a seal cover 17 is attached to the housing 1, the seal cover 17 is provided with the exhaust valve 4 communicating with the attachment groove 18, and the seal cover 17 is provided with a seal ring 19. The exhaust valve 4 plays a role in balancing air pressure, and the sealing ring 19 reduces air leakage.

As shown in fig. 1 to fig. 6, the sterilization method of the potato powder sterilization equipment provided by this embodiment includes the following steps: step 1: the ozone generating device generates ozone to be injected into the mounting groove 18 and the ventilation cylinder 11, the motor 15 drives the connecting rod 16 to rotate so as to drive the stirring fan 13 to rotate and ascend and descend along the ventilation cylinder 11, the lantern ring 22 rotates along the ventilation cylinder 11 to drive the fan blades 23 to stir the potato powder on the gasket 10, and the ultraviolet irradiation lamp 24 irradiates and sterilizes the potato powder; step 2: ozone sterilization is carried out for 30min to 60min, the sealing cover 17 is opened to discharge ozone gas, the hot gas generating device injects hot gas into the mounting groove 18 to carry out high-temperature sterilization on starch, and the stirring fan 13 rotates to stir and turn over the starch. In step 1, the outer wall of the breather tube 11 is provided with a first thread 21, and the inner wall of the collar 22 is provided with a second thread 26 which is matched with the first thread 21. The motor 15 drives the connecting rod 16 to rotate, and then drives the stirring fan 13 to rise or descend along the rotation of the ventilation cylinder 11, the fan blades 23 stir and turn the potato powder, the potato powder is loosened, the ultraviolet irradiation lamp 24 performs ultraviolet irradiation sterilization on the potato powder, the transmittance of ultraviolet rays on the potato powder is improved, the potato powder fully receives ultraviolet irradiation, the irradiation time is 30-60 min, and in the ozone disinfection process, the ultraviolet irradiation sterilization can be performed simultaneously, so that the time is saved.

In this embodiment, as shown in fig. 1 to 8, the working process of the potato starch sterilization apparatus and the sterilization method thereof provided by this embodiment is as follows:

step 1: the ozone generating device generates ozone to be injected into the mounting groove 18 and the ventilation cylinder 11, the motor 15 drives the connecting rod 16 to rotate so as to drive the stirring fan 13 to rotate and ascend and descend along the ventilation cylinder 11, the potato powder on the gasket 10 is stirred, and the ultraviolet irradiation lamp 24 irradiates and sterilizes the potato powder;

step 2: ozone sterilization is carried out for 30min to 60min, the sealing cover 17 is opened to discharge ozone gas, the hot gas generating device injects hot gas into the mounting groove 18 to carry out high-temperature sterilization on starch, and the stirring fan 13 rotates to stir and turn over the starch.

In summary, in this embodiment, according to the potato starch sterilization apparatus and the sterilization method thereof of this embodiment, the oxidation of the ozone-sterilizing oxygen atoms destroys the structure of the microbial membrane, so as to achieve the oxidation of the sterilizing oxygen atoms and destroy the structure of the microbial membrane, thereby achieving the sterilization effect, and at the same time, the ozone sterilization efficiency is high, and no residual substance exists during the sterilization and oxidation process, thereby avoiding secondary pollution. The high-temperature pressurized sterilization can kill common microorganisms such as bacteria, fungi and the like, and has a certain killing effect on spores and spores. Hot gas or ozone enters the exhaust pipe 12 through the multi-way connector 27, part of the gas is discharged to the lower part of the potato powder through the exhaust pipe 30, and part of the gas is discharged to the upper part of the potato powder through the vent 20 on the vent cylinder 11. The motor 15 drives the connecting rod 16 to rotate, and then drives the stirring fan 13 to rotate and rise or rotate and fall along the ventilation cylinder 11, and the fan blades 23 stir and turn the potato powder. The motor 15 drives the connecting rod 16 to rotate, and then drives the stirring fan 13 to rise or descend along the rotation of the ventilation cylinder 11, the fan blades 23 stir and turn the potato powder, the potato powder is loosened, the ultraviolet irradiation lamp 24 performs ultraviolet irradiation sterilization on the potato powder, the transmittance of ultraviolet rays on the potato powder is improved, the potato powder fully receives ultraviolet irradiation, the irradiation time is 30-60 min, and in the ozone disinfection process, the ultraviolet irradiation sterilization can be performed simultaneously, so that the time is saved.

The above description is only for the purpose of illustrating the present invention and is not intended to limit the scope of the present invention, and any person skilled in the art can substitute or change the technical solution of the present invention and its conception within the scope of the present invention.