CN216346188U

CN216346188U - Steam device based on high-temperature disinfection

Info

Publication number: CN216346188U
Application number: CN202122763576.1U
Authority: CN
Inventors: 曹泷; 杨辉; 高瑜迎; 赵露星; 王光辉
Original assignee: Zhengzhou University of Light Industry
Current assignee: Zhengzhou University of Light Industry
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-04-19
Anticipated expiration: 2031-11-12

Abstract

The utility model belongs to the technical field of steam equipment, and particularly relates to a high-temperature disinfection-based steam device which comprises a steam generating mechanism, a steam conveying mechanism and a control mechanism, wherein the steam generating mechanism comprises a fan, an air supply pipe with one end connected with the fan, and a heat exchange main body connected with the other end of the air supply pipe, an electric heating wire is wound outside the air supply pipe, the lower end of the heat exchange main body is connected with a fuel inlet pipe, and a nozzle connected with the fuel inlet pipe is arranged in the heat exchange main body. According to the steam device based on high-temperature disinfection, the electric heating wire can preheat air in the air supply pipe, so that sufficient fuel combustion is facilitated, the device can be started and responded more quickly, meanwhile, liquid in the heat exchange pipe flows in the opposite direction to the fuel combustion, the energy utilization rate is enhanced, the heat exchange pipe is of a double-layer structure, the inner layer and the outer layer are arranged loosely and tightly, the heat of the fuel combustion is absorbed more favorably, the steam quality is enhanced, and the energy-saving effect is achieved.

Description

Steam device based on high-temperature disinfection

Technical Field

The utility model belongs to the technical field of steam equipment, and particularly relates to a steam device based on high-temperature disinfection.

Background

High-temperature steam disinfection is a disinfection technology which can kill all microorganisms including spores by utilizing the characteristics of high temperature and high pressure of superheated steam, is the best in disinfection effect and is widely applied, however, in the processes of high-temperature steam generation, transportation and utilization, how to reduce the dissipation of steam heat to ensure the quality of high-temperature steam to achieve the disinfection effect is important, and meanwhile, how to improve the energy utilization rate and achieve the effects of energy conservation and emission reduction are also indispensable.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a steam device based on high temperature sterilization to solve the above-mentioned problems of the background art.

In order to achieve the purpose, the technical scheme of the utility model is as follows:

a steam device based on high-temperature disinfection comprises a steam generating mechanism, a steam conveying mechanism and a control mechanism, wherein the steam generating mechanism comprises a fan, an air supply pipe with one end connected with the fan and a heat exchange main body connected with the other end of the air supply pipe, an electric heating wire is wound outside the air supply pipe, the lower end of the heat exchange main body is connected with an air inlet pipe, a nozzle connected with the air inlet pipe is arranged in the heat exchange main body, an ignition needle is arranged in the heat exchange main body, the upper end in the heat exchange main body is connected with a smoke exhaust pipe, the steam conveying mechanism comprises a heat exchange pipe arranged in the heat exchange main body, a steam connecting pipe connected with an outlet of the heat exchange pipe extending out of the heat exchange main body and a steam tank connected with the other end of the steam connecting pipe, an inlet of the heat exchange pipe extends out of the heat exchange main body, the lower part of the steam tank is connected with a liquid discharge pipe and the upper part of the steam tank is connected with a steam outlet pipe, the steam connecting pipe is sleeved with a sleeve, and the control mechanism comprises a first pressure and temperature measuring instrument and a first electromagnetic valve which are arranged on the steam connecting pipe, a second pressure and temperature measuring instrument which is arranged on the steam tank, and a second electromagnetic valve which is arranged on the steam outlet pipe.

The two ignition needles are symmetrically distributed on two sides of the nozzle.

The heat exchange tube has a two-layer structure, the outer layer is loose in arrangement in the area close to the smoke exhaust tube, the other areas of the outer layer are compact in arrangement, and the inner layer is loose in arrangement.

The shell of the steam tank is of a double-layer structure, and the middle of the shell of the steam tank is vacuum.

The first electromagnetic valve is opened or closed according to information detected by the first pressure and temperature measuring instrument, and the second electromagnetic valve is opened or closed according to information detected by the second pressure and temperature measuring instrument.

The utility model has the beneficial effects that:

according to the steam device based on high-temperature disinfection, the electric heating wire can preheat air in the air supply pipe, so that sufficient fuel combustion is facilitated, the device can be started and responded more quickly, meanwhile, liquid in the heat exchange pipe flows in the opposite direction to the fuel combustion, the energy utilization rate is enhanced, the heat exchange pipe is of a double-layer structure, the inner layer and the outer layer are arranged loosely and tightly, the heat of the fuel combustion is absorbed more favorably, the steam quality is enhanced, and the energy-saving effect is achieved.

According to the steam device based on high-temperature disinfection, the sleeve is nested outside the steam connecting pipe to reduce the outward heat dissipation of steam in the pipe, the shell of the steam tank is of a double-layer structure, the middle of the shell can be vacuum or filled with a material with a low heat conduction coefficient to prevent the heat dissipation of the steam in the tank, so that the heat preservation effect is achieved, and meanwhile, the quality of the steam can be ensured to achieve the high-temperature disinfection effect.

According to the steam device based on high-temperature disinfection, the steam outlet pipe can be connected with fixedly used equipment (a disinfection cabinet and the like) to disinfect daily supplies and medical supplies, and can also be connected with a movable output end (such as a spray gun and the like) to disinfect the external environment.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of a cross-sectional view of a vapor canister of the present invention.

Fig. 3 is a schematic view of an ignition needle arrangement of the present invention.

Fig. 4 is a schematic structural view of the heat exchange tube of the present invention.

Detailed Description

In the figure: 1 is a fan, 2 is an air supply pipe, 3 is an electric heating wire, 4 is an air inlet pipe, 5 is a nozzle, 6 is an ignition needle, 7 is a heat exchange main body, 8 is a smoke exhaust pipe, 9 is a heat exchange pipe, 10 is a steam connecting pipe, 11 is a sleeve pipe, 12 is a steam tank, 13 is a steam outlet pipe, 14 is a liquid discharge pipe, 1501 is a first pressure and temperature measuring instrument, 1502 is a second pressure and temperature measuring instrument, 1601 is a second electromagnetic valve, and 1602 is a second electromagnetic valve.

The first embodiment is as follows: referring to fig. 1, 2, 3 and 4, the steam device based on high temperature sterilization of the present invention comprises a steam generating mechanism, a steam conveying mechanism and a control mechanism, wherein the steam generating mechanism comprises a fan 1, an air supply pipe 2 with one end connected with an air outlet of the fan 1, and a heat exchange main body 7 connected with the other end of the air supply pipe 2, an electric heating wire 3 is wound outside the air supply pipe 2, four holes are formed in the lower part of the heat exchange main body 7, one hole is connected with the other end of the air supply pipe 2, one hole is connected with an air inlet pipe 4, the other two holes are respectively connected with two ignition needles 6, a nozzle 5 is connected with one end of the air inlet pipe 4 extending into the interior of the heat exchange main body 7, the two ignition needles 6 are symmetrically arranged on two sides of the nozzle 5, three holes are formed in two sides of the heat exchange main body 7, a smoke exhaust pipe 8 is connected with the upper right hole, the steam conveying mechanism comprises a heat exchange pipe 9, a smoke exhaust pipe 8 arranged in the heat exchange main body 7, A steam connecting pipe 10 with one end connected with the outlet of a heat exchange pipe 9 extending out of the heat exchange body 7, and a steam tank 12 connected with the other end of the steam connecting pipe 10, wherein the inlet of the heat exchange pipe 9 extends out of the heat exchange body 7 through a left upper side hole, the lower part of the steam tank 12 is connected with a liquid discharge pipe 14 and the upper part is connected with a steam discharge pipe 13, the steam connecting pipe 10 is sleeved with a sleeve 11, two sides of the sleeve 11 are respectively connected with the heat exchange body 7 and the steam tank 12, the control mechanism comprises a first pressure and temperature measuring instrument 1501 and a first electromagnetic valve 1601 which are arranged on the steam connecting pipe 10, a first pressure and temperature measuring instrument 1502 which is arranged on the steam tank 12, and a second electromagnetic valve 1601 which is arranged on the steam discharge pipe 13, the first pressure and temperature measuring instrument 1501 detects information such as the pressure and temperature of steam in the steam connecting pipe 10, when the detected temperature is more than 100 ℃, the first electromagnetic valve 1601 is opened, the steam connecting pipe 10 conveys steam to the steam tank 12, the first pressure and temperature measuring instrument 1502 is arranged on one side of the steam tank 12 and used for detecting pressure and temperature information of steam in the steam tank 12, when the detected pressure is larger than 12bar, the second electromagnetic valve 1601 is opened, the steam outlet pipe 13 conveys the steam to the external disinfection equipment, the heat exchange pipe 9 is of a two-layer structure, the outer layer is close to the area arrangement of the smoke exhaust pipe 8 is loose, the other outer layer areas are arranged tightly, and the inner layer arrangement is loose.

The shell of the steam tank 12 is of a double-layer structure, and the middle of the shell of the steam tank 12 is vacuum or filled with a material with low heat conductivity coefficient.

The first solenoid valve 1601 is opened or closed according to information detected by the first pressure and temperature measuring instrument 1501, and the second solenoid valve 1601 is opened or closed according to information detected by the first pressure and temperature measuring instrument 1502.

The working principle is as follows: when the device works, fuel is fed into a nozzle 5 in a heat exchange main body 7 through a fuel inlet pipe 4, the nozzle 5 is ignited through an ignition needle 6, the fuel is combusted in the heat exchange main body 7 to release heat, meanwhile, a fan 1 and an electric heating wire 3 are started, the temperature of air conveyed into the heat exchange main body 7 by the fan 1 is increased to ensure that the fuel is fully combusted and the device starts to respond more quickly, liquid (water) enters a heat exchange pipe 9 through an inlet of the heat exchange pipe 9 and flows to an outlet of the heat exchange pipe 9, the liquid (water) flows in the heat exchange pipe 9 in the opposite direction to combustion flame to absorb heat and is changed into steam, then the steam enters a steam tank 12 through a steam connecting pipe 10, the steam is conveyed to designated equipment through a steam outlet pipe 13 to carry out high-temperature disinfection on a specific environment, and the pressure and the temperature of the steam entering the steam tank 12 and the pressure and the temperature output to the outside are controlled by controlling the opening of a first electromagnetic valve 1601 and a second electromagnetic valve 1601 to meet application requirement.

According to the steam device based on high-temperature disinfection, the electric heating wire 3 can preheat air in the air supply pipe 2, so that full fuel combustion is facilitated, the device can be started and responded more quickly, meanwhile, liquid in the heat exchange pipe 9 flows in the opposite direction to the fuel combustion, the energy utilization rate is enhanced, the heat exchange pipe 9 adopts a double-layer structure, the inner layer and the outer layer are arranged loosely and tightly, the fuel combustion heat can be absorbed more favorably, the steam quality is enhanced, and the energy-saving effect is achieved; the steam connecting pipe 10 is externally nested by the sleeve pipe 11 to reduce the outward heat dissipation of steam in the pipe, the shell of the steam tank 12 adopts a double-layer structure, the middle of the shell can be vacuum or filled with a material with low heat conductivity coefficient to prevent the heat dissipation of the steam in the tank, so that the heat preservation effect is achieved, and the quality of the steam can be ensured to achieve the high-temperature disinfection effect; the steam outlet pipe 13 can be connected with fixed equipment (such as a disinfection cabinet) for disinfecting daily supplies and medical supplies, and can also be connected with a movable output end (such as a spray gun) for disinfecting the external environment.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a steam device based on high temperature disinfection, includes that steam produces mechanism, steam conveying mechanism and control mechanism, its characterized in that: the steam generating mechanism comprises a fan, an air supply pipe with one end connected with the fan and a heat exchange main body with the other end connected with the air supply pipe, wherein an electric heating wire is wound outside the air supply pipe, the lower end of the heat exchange main body is connected with an air inlet pipe, a nozzle connected with the air inlet pipe is arranged in the heat exchange main body, an ignition needle is arranged in the heat exchange main body, the upper end in the heat exchange main body is connected with a smoke exhaust pipe, the steam conveying mechanism comprises a heat exchange pipe arranged in the heat exchange main body, a steam connecting pipe with one end connected with an outlet of the heat exchange pipe extending out of the heat exchange main body and a steam tank connected with the other end of the steam connecting pipe, the inlet of the heat exchange pipe extends out of the heat exchange main body, the lower part of the steam tank is connected with a liquid discharge pipe and the upper part is connected with a steam outlet pipe, and a sleeve pipe is sleeved outside the steam connecting pipe, the control mechanism comprises a first pressure and temperature measuring instrument and a first electromagnetic valve which are arranged on the steam connecting pipe, a second pressure and temperature measuring instrument which is arranged on the steam tank, and a second electromagnetic valve which is arranged on the steam outlet pipe.

2. A steam unit based on autoclavation as claimed in claim 1, wherein: the two ignition needles are symmetrically distributed on two sides of the nozzle.

3. A steam unit based on autoclavation as claimed in claim 1, wherein: the heat exchange tube has a two-layer structure, the outer layer is loose in arrangement in the area close to the smoke exhaust tube, the other areas of the outer layer are compact in arrangement, and the inner layer is loose in arrangement.

4. A steam unit based on autoclavation as claimed in claim 1, wherein: the shell of the steam tank is of a double-layer structure, and the middle of the shell of the steam tank is vacuum.

5. A steam unit based on autoclavation as claimed in claim 1, wherein: the first electromagnetic valve is opened or closed according to information detected by the first pressure and temperature measuring instrument, and the second electromagnetic valve is opened or closed according to information detected by the second pressure and temperature measuring instrument.