CN212327043U - Energy-conserving efficient high temperature air sterilization apparatus - Google Patents
Energy-conserving efficient high temperature air sterilization apparatus Download PDFInfo
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- CN212327043U CN212327043U CN202020475742.0U CN202020475742U CN212327043U CN 212327043 U CN212327043 U CN 212327043U CN 202020475742 U CN202020475742 U CN 202020475742U CN 212327043 U CN212327043 U CN 212327043U
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- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 47
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 42
- 238000010438 heat treatment Methods 0.000 claims abstract description 60
- 238000009413 insulation Methods 0.000 claims abstract description 15
- 238000001914 filtration Methods 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 238000004321 preservation Methods 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 3
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 3
- 239000010962 carbon steel Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 241000700605 Viruses Species 0.000 abstract description 12
- 241000894006 Bacteria Species 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 8
- 244000005700 microbiome Species 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 208000035473 Communicable disease Diseases 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000013043 chemical agent Substances 0.000 description 2
- 238000000053 physical method Methods 0.000 description 2
- 230000028327 secretion Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 241000193830 Bacillus <bacterium> Species 0.000 description 1
- 241000711573 Coronaviridae Species 0.000 description 1
- 241000710198 Foot-and-mouth disease virus Species 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 244000000022 airborne pathogen Species 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 239000011941 photocatalyst Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
An energy-saving and efficient high-temperature air sterilization device relates to the field of sterilization devices, wherein a heating box and a heat exchanger are arranged in an insulation box, the insulation box is provided with an air inlet and an air outlet, the heat exchanger is provided with an air inlet side and an air outlet side, and the heating box is provided with an air inlet end and an air outlet end; one end of the air inlet side is communicated with the air inlet, the other end of the air inlet side is communicated with the air inlet end of the heating box, one end of the air exhaust side is communicated with the air outlet, and the other end of the air exhaust side is communicated with the air exhaust end of the heating box; a plurality of groups of heaters are arranged in the heating box, the heaters are connected with a temperature display controller through wires, and the temperature display controller is connected with a power supply; the heating temperature sensor is arranged in the heating box and is connected with the temperature display controller through a wire. The high-temperature air sterilization is adopted, all microorganisms such as bacteria, viruses and the like can be killed and killed immediately, and the method has the advantages of high efficiency, low power consumption, no peculiar smell, no need of adding sterilization materials, no secondary pollution, low operation cost, safety, reliability and the like.
Description
Technical Field
The utility model relates to a sterilization apparatus field especially relates to an energy-conserving efficient high temperature air sterilization apparatus.
Background
The air usually contains bacteria, viruses, and microorganisms (pathogens) that may cause infectious diseases to the human body, and in order to block the transmission of airborne pathogens, it is necessary to sterilize the air, i.e., sterilize the air. The conventional method mainly comprises comprehensive measures such as chemical agent sterilization, ultraviolet fluorescence irradiation, air filtration and the like. Chemical agents are adopted for sterilization, so that peculiar smell is often generated, and secondary pollution can be generated; sterilizing by ultraviolet fluorescence irradiation, wherein a certain time is required, generally more than 30 minutes; chinese patent 201410834092.3 discloses that ultraviolet and infrared dual-band semiconductor laser is used for rapid sterilization, the sterilization rate can reach more than 90% after 60s irradiation, the sterilization rate can reach more than or equal to 99.9% after 120s irradiation, and the total sterilization takes at least 2 minutes. An air filter is adopted, if bacteria and viruses are to be filtered, the viruses are generally smaller than the bacteria, the smallest viruses are found to be foot-and-mouth disease viruses at present, the viruses are only 10 nanometers, namely, the filtering holes are smaller than 10 nanometers, and if the area of the filter is small, the resistance is large; the filtration area is large and the resistance is small, but the volume is large. The filter element needs to be replaced by adopting the air filter.
In addition, in order to prevent the spread of infectious diseases, the medical and health institution should follow the infectious disease management method to establish a negative pressure clean room such as a negative pressure clean operating room, an ICU, and a ward, and the internal air pressure of the negative pressure clean room must be less than the atmospheric pressure to ensure that the air in the room does not leak. This requires a negative pressure cleaning system, which usually uses an exhaust fan set to generate negative pressure, and the exhausted air (referred to as air to be treated, the same applies hereinafter) should be sterilized. In the medical central suction system, the vacuum unit sucks the suction system pipeline to reach the required negative pressure value to suck the secretion of the patient, the secretion is separated from gas and liquid and discharged at the outlet of the vacuum pump, and the tail gas of the suction system pipeline is often provided with various bacteria or viruses and can be discharged after being sterilized. The above-mentioned treatment methods for sterilizing the air to be treated generally include both physical methods and chemical methods, and the physical methods generally include microwave sterilization, ultraviolet sterilization, infrared sterilization, photocatalyst sterilization, filtration, ozone methods, etc., which are difficult to sterilize and sterilize efficiently in real time. And the chemical method can not sterilize and disinfect immediately and can bring secondary pollution.
Disclosure of Invention
An object of the utility model is to solve the above-mentioned problem among the prior art, provide an energy-conserving efficient high temperature air sterilization apparatus, adopt heating power to disinfect, can reach instant sterilization effect, efficient, power consumptive little, the free from extraneous odour needn't add the disinfection material, do not produce secondary pollution, the working costs is low, safe and reliable.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an energy-saving and efficient high-temperature air sterilization device comprises an insulation can, a heating box, a heat exchanger, a temperature display controller, a heating temperature sensor and a power supply; the heating box and the heat exchanger are arranged in the heat insulation box, the heat insulation box is provided with an air inlet and an air outlet, the heat exchanger is provided with an air inlet side and an air outlet side, and the heating box is provided with an air inlet end and an air outlet end; one end of the air inlet side is communicated with the air inlet, the other end of the air inlet side is communicated with the air inlet end of the heating box, one end of the air exhaust side is communicated with the air outlet, and the other end of the air exhaust side is communicated with the air exhaust end of the heating box; a plurality of groups of heaters are installed in the heating box, the heaters are connected with a temperature display controller through wires, the temperature display controller is connected with a power supply, and the temperature display controller is used for heating the heaters and displaying the temperature; and the heating temperature sensor is arranged in the heating box and is connected with the temperature display controller through a wire.
The utility model also comprises an air inlet temperature sensor and an air outlet temperature sensor; the air inlet temperature sensor is arranged on the inner side of the air inlet and is in electric wire connection with the temperature display controller, and the exhaust temperature sensor is arranged on the inner side of the exhaust port and is in electric wire connection with the temperature display controller.
The utility model discloses still include filter equipment, filter equipment is connected with the air inlet, and filter equipment is used for filtering the air that gets into heat exchanger.
The heater is a heater with metal fins.
The metal fin is made of iron, copper or aluminum.
The heaters are arranged in a staggered mode.
The heat exchanger adopts a tubular heat exchanger or a plate heat exchanger.
The heat exchanger is made of copper, copper alloy, aluminum or aluminum alloy.
The shell of the heat preservation box is made of carbon steel.
Compared with the prior art, the utility model discloses technical scheme obtains beneficial effect is:
1. the utility model overcomes current physical chemistry sterilization commonly used and disinfection technique sterilization are to the air in the source microorganism kill thoroughly not, slow, the inefficiency scheduling problem, adopt heating power to disinfect, can kill immediately and get into microorganisms such as all bacteria, viruses of this device, efficient, power consumptive little, the free from extraneous odour needn't add the disinfection material, do not produce secondary pollution, the working costs is low, safe and reliable, the disinfection sterilization that can be used to the fresh air in the clean system of air moreover.
2. The utility model discloses a heat exchanger's the side of admitting air carries out the heat exchange with the exhaust hot-air, and the air that gets into is progressively heated, heats to the temperature of settlement through the heating cabinet again, compares the traditional approach of direct heating air, can reduce the energy consumption widely, practices thrift the cost.
3. The heater in the heating box is provided with the metal fins, the heaters are arranged in a staggered mode in a layered mode, air flow is buffered and heated more fully through reasonable assembly, all bacteria and viruses are killed immediately, and the effect of disinfection and sterilization is achieved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Reference numerals: the device comprises a filtering device 1, an air inlet 2, an insulation box 3, an air inlet temperature sensor 4, an exhaust temperature sensor 5, a heat exchanger 6, a heating temperature sensor 7, a heating box 8, a temperature display controller 9 and an exhaust port 10.
Detailed Description
In order to make the technical problem, technical solution and beneficial effects to be solved by the present invention clearer and more obvious, the following description is made in detail with reference to the accompanying drawings and embodiments.
As shown in fig. 1, the present embodiment includes a filtering device 1, an incubator 3, a heating box 8, a heat exchanger 6, a temperature display controller 9, a heating temperature sensor 7, an intake air temperature sensor 4, an exhaust air temperature sensor 5, and a power supply (not shown);
the heating box 8 and the heat exchanger 6 are sequentially arranged in the heat insulation box 3 from top to bottom; the heat insulation box 3 is an outer box of the device, the outer wall of the heat insulation box is spaced from the heat exchanger 6 at a certain interval, and heat insulation materials are filled in the heat insulation box to reduce heat energy loss and improve efficiency;
the heat insulation box 3 is provided with an air inlet 2 and an air outlet 10, the heat exchanger 6 is provided with an air inlet side and an air outlet side, and the heating box 8 is provided with an air inlet end and an air outlet end; one end of the air inlet side is communicated with the air inlet 2, the other end of the air inlet side is communicated with the air inlet end of the heating box 8, one end of the air exhaust side is communicated with the air exhaust port 10, and the other end of the air exhaust side is communicated with the air exhaust end of the heating box 8;
the filtering device 1 is connected with the air inlet 2, and the filtering device 1 is used for filtering air entering the heat exchanger 6 to ensure that the air inlet side of the heat exchanger 6 is smooth;
a plurality of groups of heaters are arranged in the heating box 8, and the heaters are connected with a temperature display controller 9 through wires; the heater is a heater with metal fins, and the heaters are arranged in a staggered manner in a layered manner, so that the airflow is buffered and heated more fully through reasonable assembly;
the heating temperature sensor 7 is arranged in the heating box 8, is in electric wire connection with the temperature display controller 9 and is used for detecting the temperature of the heated air in the heating box 8;
the air inlet temperature sensor 4 is arranged on the inner side of the air inlet 2, is in electric wire connection with the temperature display controller 9 and is used for detecting the temperature of air before entering the heat exchanger 6;
the exhaust temperature sensor 5 is arranged on the inner side of the exhaust port 10, is in electric wire connection with the temperature display controller 9 and is used for detecting the temperature of the air after being exhausted out of the heat exchanger 6;
the temperature display controller 9 is arranged beside the heat preservation box 3 and connected with a power supply, and the temperature display controller 9 is used for heating the heater and displaying the air inlet temperature, the heating temperature and the exhaust temperature.
In this embodiment, the metal fins are made of iron, copper or aluminum; the shell of the heat preservation box 3 is made of carbon steel.
The heat exchanger 6 can be a tubular heat exchanger or a plate heat exchanger, and is made of metal, such as copper, copper alloy, aluminum or aluminum alloy; the air inlet side and the air outlet side of the heat exchanger 6 separate the cold and hot gases for heat transfer, and the heat transfer process is completed through the heat exchange between the metal wall and the gases and the heat conduction of the metal wall.
The working principle of the utility model is as follows:
1. thermal sterilization is the most reliable sterilization method, generally the temperature for killing bacteria is higher than that of viruses and aerosol, taking new coronavirus as an example, the instant killing temperature is less than 100 ℃, the instant killing temperature of bacillus which is the most difficult to kill is about 160 ℃, the bacteria can be killed instantly, that is, all viruses can be killed instantly, therefore, the instant killing can be met as long as the air to be treated is heated to be more than or equal to 180 ℃, and the effect of disinfection and sterilization is achieved;
2. the air to be treated is filtered by the filtering device 1, enters the heat exchanger 6 through the air inlet 2, exchanges heat with exhausted hot air through the air inlet side of the heat exchanger 6, is gradually heated, is heated to a set temperature (such as 180 ℃) through the heating box 8, and the heater in the heating box 8 is provided with metal fins, so that the air can be buffered and fully heated, all bacteria and viruses can be killed in time, and the effect of disinfection and sterilization is achieved; the heated air enters the exhaust side of the heat exchanger 6, exchanges heat with the entered air, is reheated to a temperature close to the temperature of the entered air, and is exhausted from the exhaust port, namely the sterilized air;
3. the heating temperature of the heating box 8 is input and set by a temperature display controller 9, an electric signal induced by the heating temperature sensor 7 is sent to the temperature display controller 9 through a lead, when the temperature of the heating box 8 reaches a low limit set value, the temperature display controller 9 switches on a power supply for heating, and when the temperature reaches a high limit set value, the power supply is switched off, and the heating is stopped;
4. the temperature display controller 9 detects the temperature of the air before entering the heat exchanger 6 through the air inlet temperature sensor 4 and detects the temperature of the air after exiting the heat exchanger 6 through the air outlet temperature sensor 5;
5. the device is used as a high-temperature sterilization device, air entering the device is sterilized at high temperature, heat energy of the exhausted air is recovered by the heat exchanger 6, the heat insulation performance of the heat insulation box 3 is good, the temperature difference of the inlet air and the exhaust air is small, and the consumed electric energy is small; neglecting heat losses, as a design example, the heat required to heat the air is:
Qa＝Ca×Ma×Δt
wherein, Qa: heating amount, Ca: as the specific heat of air, Ma: for the heated air amount, Δ t: heating temperature difference;
the heat quantity of the heating air is in direct proportion to the heating temperature difference, if the temperature of the air to be treated is 20 ℃, the sterilization temperature is 180 ℃, the air is directly heated without the heat recovery of the heat exchanger 6, and the heating temperature difference is 160 ℃; and the heat exchanger 6 recovers heat, and the energy consumption of the heat exchanger 6 is only 0.075 times that of direct heating, namely about one tenth of the temperature of the heat exchanger 6 under the assumption that the temperature difference between the air inlet 2 and the air outlet 10 is 12 ℃, so that the energy consumption is extremely low and the energy-saving effect is extremely high.
Claims (9)
1. The utility model provides an energy-conserving efficient high temperature air sterilization apparatus which characterized in that: comprises a heat preservation box, a heating box, a heat exchanger, a temperature display controller, a heating temperature sensor and a power supply; the heating box and the heat exchanger are arranged in the heat insulation box, the heat insulation box is provided with an air inlet and an air outlet, the heat exchanger is provided with an air inlet side and an air outlet side, and the heating box is provided with an air inlet end and an air outlet end; one end of the air inlet side is communicated with the air inlet, the other end of the air inlet side is communicated with the air inlet end of the heating box, one end of the air exhaust side is communicated with the air outlet, and the other end of the air exhaust side is communicated with the air exhaust end of the heating box; a plurality of groups of heaters are installed in the heating box, the heaters are connected with a temperature display controller through wires, the temperature display controller is connected with a power supply, and the temperature display controller is used for heating the heaters and displaying the temperature; and the heating temperature sensor is arranged in the heating box and is connected with the temperature display controller through a wire.
2. An energy-saving and efficient high-temperature air sterilization device as claimed in claim 1, wherein: the device also comprises an air inlet temperature sensor and an exhaust temperature sensor; the air inlet temperature sensor is arranged on the inner side of the air inlet and is in electric wire connection with the temperature display controller, and the exhaust temperature sensor is arranged on the inner side of the exhaust port and is in electric wire connection with the temperature display controller.
3. An energy-saving and efficient high-temperature air sterilization device as claimed in claim 1, wherein: the air conditioner further comprises a filtering device, wherein the filtering device is connected with the air inlet and is used for filtering air entering the heat exchanger.
4. An energy-saving and efficient high-temperature air sterilization device as claimed in claim 1, wherein: the heater is a heater with metal fins.
5. An energy-saving and efficient high-temperature air sterilization device as claimed in claim 4, wherein: the metal fin is made of iron, copper or aluminum.
6. An energy-saving and efficient high-temperature air sterilization device as claimed in claim 1, wherein: the heaters are arranged in a staggered mode.
7. An energy-saving and efficient high-temperature air sterilization device as claimed in claim 1, wherein: the heat exchanger adopts a tubular heat exchanger or a plate heat exchanger.
8. An energy-saving and efficient high-temperature air sterilization device as claimed in claim 1, wherein: the heat exchanger is made of copper, copper alloy, aluminum or aluminum alloy.
9. An energy-saving and efficient high-temperature air sterilization device as claimed in claim 1, wherein: the shell of the heat preservation box is made of carbon steel.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020475742.0U CN212327043U (en) | 2020-04-03 | 2020-04-03 | Energy-conserving efficient high temperature air sterilization apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020475742.0U CN212327043U (en) | 2020-04-03 | 2020-04-03 | Energy-conserving efficient high temperature air sterilization apparatus |
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| CN212327043U true CN212327043U (en) | 2021-01-12 |
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| CN202020475742.0U Active CN212327043U (en) | 2020-04-03 | 2020-04-03 | Energy-conserving efficient high temperature air sterilization apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111330061A (en) * | 2020-04-03 | 2020-06-26 | 厦门艾欣特医用设备有限公司 | Energy-saving efficient high-temperature air sterilization device |
| GB2605378A (en) * | 2021-03-29 | 2022-10-05 | Norton Straw Consultants Ltd | Heat treatment apparatus |
-
2020
- 2020-04-03 CN CN202020475742.0U patent/CN212327043U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111330061A (en) * | 2020-04-03 | 2020-06-26 | 厦门艾欣特医用设备有限公司 | Energy-saving efficient high-temperature air sterilization device |
| GB2605378A (en) * | 2021-03-29 | 2022-10-05 | Norton Straw Consultants Ltd | Heat treatment apparatus |
| WO2022207669A1 (en) * | 2021-03-29 | 2022-10-06 | Norton Straw Consultants Ltd | High temperature air sterilization device |
| GB2605378B (en) * | 2021-03-29 | 2023-05-10 | Element Digital Engineering Ltd | Heat treatment apparatus |
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