CN110180000B

CN110180000B - High-temperature steam sterilization device

Info

Publication number: CN110180000B
Application number: CN201910352644.XA
Authority: CN
Inventors: 尹安伟; 李昂; 范必平; 查正飞; 宋丽明
Original assignee: Yangzhou Haicheng Biological Technology Co ltd
Current assignee: Yangzhou Pujiang Environmental Protection Technology Co ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2021-01-01
Anticipated expiration: 2039-04-29
Also published as: CN110180000A

Abstract

The invention discloses a high-temperature steam sterilization device which comprises a controller, an operation panel, a kettle body and a kettle cover, wherein a bearing plate is arranged in the kettle body, and a steam generation device is arranged in the kettle body and below the bearing plate; steam generator includes the bottom hot plate, bears container and apron, it includes a plurality of blind holes to bear the container, connect through interface channel between the adjacent blind hole, the apron has the recess that a plurality of openings are decurrent, still have the steam in the apron and collect the chamber, the chamber is collected to steam all through the pipeline intercommunication with all recesses, a plurality of first heating unit have in the bottom hot plate, fixed surface has the annular cylinder cover on the apron, a plurality of second heating unit have in the lateral wall of annular cylinder cover, install the spiral pipe in the annular cylinder cover, the chamber intercommunication is collected with steam to the bottom of spiral pipe, the top of spiral pipe has the gas outlet. The jaw steam temperature of the sterilization device is high, and the sterilization effect is good.

Description

High-temperature steam sterilization device

Technical Field

The invention relates to the field of biology, in particular to a high-temperature steam sterilization device.

Background

The high-pressure steam sterilizer is equipment for sterilizing articles quickly and reliably by using saturated pressure steam, and is suitable for the fields of medical treatment and health, scientific research, agriculture, biology and the like. The main working principle is to heat water into high-temperature and high-pressure steam to sterilize articles at high temperature. However, the temperature of water is mainly about 100 degrees when water is changed into steam. In the case of biological preparation, some bacteria cannot be completely destroyed at 100 degrees. Moreover, the temperature is not high enough, the required sterilization time is longer, the efficiency is lower, and the power consumption is higher.

Disclosure of Invention

The purpose of the invention is as follows: the invention aims to overcome the defects of the prior art and provides a high-temperature steam sterilization device.

The technical scheme is as follows: a steam sterilization device comprises a controller, an operation panel, a kettle body and a kettle cover, wherein a safety valve and a vent valve are arranged at the kettle cover, a bearing plate is arranged in the kettle body and provided with a plurality of vent holes, and a steam generation device is arranged in the kettle body and below the bearing plate; the steam generating device comprises a bottom heating plate, a bearing container positioned on the upper surface of the bottom heating plate and a cover plate used for closing the bearing container, the bearing container comprises a plurality of blind holes, adjacent blind holes are connected through a connecting channel, the cover plate is provided with a plurality of grooves with downward openings, the number of the grooves is equal to that of the blind holes and corresponds to one another, each groove is aligned with one blind hole, the cover plate is also internally provided with a steam collecting cavity which is communicated with all the grooves through pipelines, a plurality of first heating units are arranged in the bottom heating plate, a circular cylindrical sleeve is fixed on the upper surface of the cover plate, a plurality of second heating units are arranged in the side wall of the circular cylindrical sleeve, a spiral pipe is arranged in the circular cylindrical sleeve, the bottom of spiral pipe and steam collection chamber intercommunication, the top of spiral pipe has the gas outlet.

According to the high-temperature sterilization device, before steam enters the kettle body for sterilization, the steam is further heated by the circular cylindrical sleeve through the spiral pipe, so that the temperature is further increased, and the sterilization effect is better.

Preferably, the operation panel is located at the kettle cover, and the kettle cover and the kettle body are both provided with heat insulation layers. Thereby reducing the heat exchange between the inside and the outside and increasing the sterilization efficiency.

Preferably, the blind holes are all cylindrical blind holes, and the blind holes are arranged in a row.

Preferably, the connecting pipe is connected with the bottom ends of two adjacent blind holes. Thereby actually functioning as a communicating vessel, the water volume of each blind hole is kept consistent.

Preferably, the plurality of first heating units of the bottom heating plate are arranged in a row. Is consistent with the structure of the blind hole, thereby ensuring the efficiency of heating water into steam.

Preferably, still including being located the external water storage container of cauldron, water storage container passes through connecting pipe and one of them blind hole intercommunication, the connecting pipe passes the lateral wall of the cauldron body, connecting pipe department has first solenoid valve and second solenoid valve, first solenoid valve is located the cauldron is internal, the second solenoid valve is located the cauldron is external, the connecting pipe still is connected with the branch pipe, the tie point of branch pipe and connecting pipe is located between first, the two solenoid valves and is located the cauldron internal, the lateral wall of branch pipe is fixed with solid fixed ring, the end of giving vent to anger of branch pipe has the closing cap, the closing cap with be connected with the extension spring between the solid fixed ring, the closing cap seals the end of giving vent to anger of branch pipe. A portion of the bottom heating plate is located below the connection pipe.

So that the bottom heating plate can also heat the water in the connecting tube.

Preferably, one end and the closing cap fixed connection of extension spring, the other end and solid fixed ring fixed connection, the branch pipe is vertical pipe, and passes gu fixed ring, the closing cap has the rubber pad to the one side of branch pipe end of giving vent to anger.

Preferably, the operation panel is a touch screen, and the first electromagnetic valve, the second electromagnetic valve, the first heating unit and the second heating unit are all connected with the controller. The touch screen integrates display and touch control.

Preferably, the kettle cover is hinged with the kettle body. Specifically, the kettle cover can rotate along the axis in the horizontal direction relative to the kettle body. Therefore, the kettle cover is convenient to open and close, and the vessel is conveniently placed on the bearing plate for high-temperature steam sterilization.

Has the advantages that:

1. according to the sterilization device, the steam generation device and the kettle body are integrated, so that the occupied area is small, and the use is more convenient;

2. the space above the bearing plate is large, the opening of the kettle body is large, and more high-temperature sterilized utensils can be placed in the kettle;

3. the temperature of the steam is further raised by heating through a spiral pipe before the steam enters the kettle body for sterilization, so that the sterilization effect is better;

4. the kettle body of the sterilization device is injected with water more conveniently, and although the external water storage container is connected with the blind hole of the internal steam generating device, the heat insulation effect is good. Heat loss is minimized.

Drawings

FIG. 1 is a schematic view of a sterilization apparatus;

fig. 2 is a partially enlarged view of fig. 1.

Detailed Description

Reference numerals: 1, a kettle body; 2, covering the kettle; 2.1 air release valve; 2.2 a safety valve; 3, carrying a plate; 4, heating a plate at the bottom; 4.1 a first heating unit; 5 carrying the container; 5.1 blind holes; 5.2 connecting the channels; 6, covering a plate; 6.1, grooves; 6.2 a vapor collection chamber; 6.3 circular cylindrical sleeve; 6.4 a second heating unit; 6.5 a spiral pipe; 8, a liquid storage container; 8.1 a first solenoid valve; 8.2 a second solenoid valve; 8.3 connecting pipes; 8.4 branch pipes; 8.5 fixing the ring; 8.6 tension springs; 8.7 closing the cap.

As shown in fig. 1-2, a high temperature steam sterilization device is disclosed, which comprises a controller, an operation panel, a kettle body 1 and a kettle cover 2, wherein a safety valve 2.1 and a deflation valve 2.2 are arranged at the position of the kettle cover 2, a bearing plate 3 is arranged in the kettle body 2, the bearing plate 3 is provided with a plurality of ventilation holes, and a steam generation device is arranged in the kettle body 1 and below the bearing plate 3; the steam generating device comprises a bottom heating plate, a bearing container 5 and a cover plate 6, wherein the bearing container 5 is positioned on the upper surface of the bottom heating plate 4, the cover plate 6 is used for sealing the bearing container, the bearing container 5 comprises a plurality of blind holes 5.1, adjacent blind holes 5.1 are connected through a connecting channel 5.2, the cover plate 6 is provided with a plurality of grooves 6.1 with downward openings, the number of the grooves 6.1 is equal to that of the blind holes 5.1 and corresponds to that of the blind holes one by one, each groove 6.1 is aligned to one blind hole 5.1, a steam collecting cavity 6.2 is also arranged in the cover plate, the steam collecting cavity 6.2 is communicated with all the grooves 6.1 through pipelines, a plurality of first heating units 4.1 are arranged in the bottom heating plate 4, a circular cylindrical sleeve 6.3 is fixed on the upper surface of the cover plate 6, a plurality of second heating units 6.4 are arranged in the side wall of the circular cylindrical sleeve, a spiral pipe 6.5 is arranged in the circular cylindrical sleeve 6.3, and the bottom end of the spiral pipe 6., the top end of the spiral pipe 6.5 is provided with an air outlet. The operation panel is positioned at the kettle cover 2, and the kettle cover and the kettle body 1 are both provided with heat insulation layers. The blind holes 5.1 are all cylindrical blind holes, and the blind holes 5.1 are arranged in a row. The connecting pipe 5.2 is connected with the bottom ends of the two adjacent blind holes 5.1. The first heating units 4.1 of the bottom heating plate 4 are arranged in a row. The kettle cover 2 is hinged with the kettle body 1.

As shown in the figure, through rotatory kettle cover 2, can open the opening of the cauldron body 1 to place a plurality of wares on the loading board 3, through the heating of bottom hot plate 4, the water in blind hole 5.1 is heated and becomes vapor, and can be further heated in getting into spiral pipe 6.5, thereby the temperature of the gas that spiral pipe 6.5 came out is higher, thereby sterilization effect is good. However, in this structure, since the cover plate 6 has the annular cylindrical sleeve 6.3 above and the whole steam generating device is located below the carrying plate 3, it is not easy to perform a water injection operation every time sterilization is performed, and thus the following structure is designed: the sterilization device further comprises a water storage container 8 positioned outside the kettle body, the water storage container 8 is communicated with one of the blind holes through a connecting pipe 8.3, the connecting pipe 8.3 penetrates through the side wall of the kettle body, a first electromagnetic valve 8.1 and a second electromagnetic valve 8.2 are arranged at the position of the connecting pipe 8.3, the first electromagnetic valve 8.1 is positioned in the kettle body 1, the second electromagnetic valve 8.2 is positioned outside the kettle body 1, the connecting pipe 8.3 is also connected with a branch pipe 8.4, a connecting point of the branch pipe 8.4 and the connecting pipe 8.3 is positioned between the first electromagnetic valve and the second electromagnetic valve and positioned in the kettle body, a fixing ring 8.5 is fixed on the outer side wall of the branch pipe 8.4, the air outlet end of the branch pipe 8.4 is provided with a sealing cover 8.7, a tension spring 8.6 is connected between the sealing cover 8.7 and the fixing ring 8.5, and the sealing cover 8.7 seals the air outlet end; at least a part of the connecting tube 8.3 is located above the bottom heating plate 4. One end and closing cap fixed connection of extension spring 8.6, the other end and solid fixed ring fixed connection, branch pipe 8.4 is vertical pipe, and passes gu fixed ring 8.5, closing cap 8.7 has the rubber pad in the face of one side of branch pipe 8.4 gas outlet. The operation panel is a touch screen, and the first electromagnetic valve 8.1, the second electromagnetic valve 8.2, the first heating unit 4.1 and the second heating unit 6.4 are all connected with the controller.

Before each sterilization operation, the first electromagnetic valve and the second electromagnetic valve are opened, water in the water storage tank can be injected into a plurality of blind holes due to the principle of the communicating vessel, and when the injected water quantity is enough, the first electromagnetic valve 8.1 and the second electromagnetic valve 8.2 are closed. Then, the first heating unit and the second heating unit are started to perform steam sterilization, and the water in the blind holes 5.1 is heated into steam for sterilization. And the liquid in the connecting pipe 8.3 can be heated into steam, the steam pressure can overcome the pulling force of the tension spring 8.6 to a certain degree to be discharged from the air outlet of the branch pipe, so that all the water in the connecting pipe 8.3 between the first electromagnetic valve and the second electromagnetic valve can be heated into steam, and the density of the gas finally remained in the connecting pipe 8.3 is not high due to high temperature. Because the section between the first electromagnetic valve 8.1 and the second electromagnetic valve 8.2 of the connecting pipe is empty, the heat conductivity coefficient is low, and although the connecting pipe 8.3 penetrates through the side wall of the kettle body 1, excessive heat loss cannot be caused. And simultaneously realizes the effect of convenient water injection. The steam temperature is higher, so that the actually required continuous sterilization time is shorter, and the energy-saving effect can be realized more.

While the invention has been shown and described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the invention as defined in the following claims.

Claims

1. A high-temperature steam sterilization device is characterized by comprising a controller, an operation panel, a kettle body, a kettle cover and a water storage container positioned outside the kettle body, wherein a safety valve and a vent valve are arranged at the kettle cover; the steam generating device comprises a bottom heating plate, a bearing container positioned on the upper surface of the bottom heating plate and a cover plate used for closing the bearing container, the bearing container comprises a plurality of blind holes, adjacent blind holes are connected through a connecting channel, the cover plate is provided with a plurality of grooves with downward openings, the number of the grooves is equal to that of the blind holes and corresponds to one another, each groove is aligned with one blind hole, the cover plate is also internally provided with a steam collecting cavity which is communicated with all the grooves through pipelines, a plurality of first heating units are arranged in the bottom heating plate, a circular cylindrical sleeve is fixed on the upper surface of the cover plate, a plurality of second heating units are arranged in the side wall of the circular cylindrical sleeve, a spiral pipe is arranged in the circular cylindrical sleeve, the bottom end of the spiral pipe is communicated with the steam collecting cavity, and the top end of the spiral pipe is provided with an air outlet; the operation panel is positioned at the kettle cover, and the kettle cover and the kettle body are both provided with heat insulation layers; the water storage container is communicated with one blind hole through a connecting pipe, the connecting pipe penetrates through the side wall of the kettle body, a first electromagnetic valve and a second electromagnetic valve are arranged at the connecting pipe, the first electromagnetic valve is located in the kettle body, the second electromagnetic valve is located outside the kettle body, the connecting pipe is further connected with a branch pipe, a connecting point of the branch pipe and the connecting pipe is located between the first electromagnetic valve and the second electromagnetic valve and located in the kettle body, a fixing ring is fixed on the outer side wall of the branch pipe, a sealing cover is arranged at the air outlet end of the branch pipe, a tension spring is connected between the sealing cover and the fixing ring, and the sealing cover seals the air outlet end of the branch pipe; a portion of the bottom heating plate is located below the connecting tube; one end of the tension spring is fixedly connected with the sealing cover, the other end of the tension spring is fixedly connected with the fixing ring, the branch pipe is a vertical pipe and penetrates through the fixing ring, and a rubber pad is arranged on one side, facing the air outlet end of the branch pipe, of the sealing cover.

2. A high-temperature steam sterilization device as recited in claim 1, wherein the blind holes are all cylindrical blind holes, and the plurality of blind holes are arranged in a row.

3. A high-temperature steam sterilization device as recited in claim 1, wherein the connecting pipe is connected with the bottom ends of two adjacent blind holes.

4. A high-temperature steam sterilization apparatus as claimed in claim 1, wherein the plurality of first heating units of the bottom heating plate are arranged in a row.

5. A high-temperature steam sterilization device as claimed in claim 1, wherein the operation panel is a touch screen, and the first solenoid valve, the second solenoid valve, the first heating unit and the second heating unit are all connected to the controller.

6. The autoclaving apparatus of claim 1 wherein the kettle cover is hingedly connected to the kettle body.