CN213578328U - Device is killed in bacteria and virus low temperature - Google Patents
Device is killed in bacteria and virus low temperature Download PDFInfo
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- CN213578328U CN213578328U CN202022777586.6U CN202022777586U CN213578328U CN 213578328 U CN213578328 U CN 213578328U CN 202022777586 U CN202022777586 U CN 202022777586U CN 213578328 U CN213578328 U CN 213578328U
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- 241000700605 Viruses Species 0.000 title claims abstract description 41
- 241000894006 Bacteria Species 0.000 title claims abstract description 34
- 238000005192 partition Methods 0.000 claims abstract description 31
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000001954 sterilising effect Effects 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 21
- 238000004659 sterilization and disinfection Methods 0.000 claims description 19
- 230000000903 blocking effect Effects 0.000 claims description 5
- 150000002500 ions Chemical class 0.000 claims description 3
- 230000001580 bacterial effect Effects 0.000 claims description 2
- 239000004047 hole gas Substances 0.000 claims 2
- 238000000746 purification Methods 0.000 abstract description 27
- 230000000694 effects Effects 0.000 description 5
- 241001678559 COVID-19 virus Species 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 244000052616 bacterial pathogen Species 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 241000315672 SARS coronavirus Species 0.000 description 2
- 239000000645 desinfectant Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 125000004430 oxygen atom Chemical group O* 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005281 excited state Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000009920 food preservation Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000002458 infectious effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002121 nanofiber Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000003904 radioactive pollution Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
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- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The utility model discloses a low-temperature sterilizing device for bacteria and viruses, which comprises a hollow shell, a gas control component, a low-temperature plasma generator and an ozone generator; the hollow shell is provided with an air inlet channel and an air outlet, the air control assembly comprises a partition plate, a first annular plate, a second annular plate, a first pressure-controlled one-way valve, a second pressure-controlled one-way valve and a space size adjusting mechanism, the partition plate is arranged in the hollow shell, a purification chamber is formed in front of the partition plate, a buffer chamber is formed behind the partition plate, a first overflowing channel is formed between the first annular plate and the partition plate, a second overflowing channel is formed between the second annular plate and the hollow shell, the first pressure-controlled one-way valve is arranged in the second overflowing channel, the purification chamber is divided into an inner purification chamber and an outer purification chamber by the first annular plate, the second annular plate and the first pressure-controlled one-way valve, the space size adjusting mechanism is arranged in the outer purification chamber, and the second pressure-controlled one-way valve; the low-temperature bacteria and virus killing device can continuously, efficiently and safely kill viruses and bacteria.
Description
Technical Field
The utility model relates to an air purification technical field, concretely relates to bacterial virus low temperature disappears and kills device.
Background
The virus is a micro organism which can spread among other organisms and infect the organisms, and infectious viruses constitute great threat to human life, such as SARS virus and 2019-nCoV which occur in recent years, and researches show that the survival time of the SARS virus and the 2019-nCoV under low temperature conditions is far longer than that under normal temperature or high temperature conditions, so that during the prevention and treatment of the 2019-nCoV, necessary killing must be carried out on cold chain articles to avoid the large-area spread of the 2019-nCoV through the cold chain.
In the prior art, cold chain food is usually stored in a refrigeration house, and viruses are killed by spraying disinfectant, but when the disinfectant kills the viruses, the damage to food and food packages is easily caused, the normal and safe eating of the food cannot be ensured, and meanwhile, the cold chain food is limited by the fact that the effective sterilization of air in the refrigeration house cannot be realized, and the preservation of the food under the sterile condition cannot be realized.
In view of the above, the application of radiation technology in food preservation has attracted general attention, but because the radiation dose is not easy to be grasped strictly, i.e. the dose is not enough to achieve the effect of virus inactivation, and the dose is too large, radioactive pollution is caused to food, and adverse effects harmful to health are caused after eating, the radiation technology is applied in a controlled manner in various countries, and imports of such food are checked strictly by ports of most countries to prevent undetermined situations.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a device is killed in bacterium virus low temperature, but virus and bacterium are killed in high-efficient, the safety of continuity.
In order to achieve the purpose, the utility model provides a low-temperature sterilizing device for bacteria and viruses, which comprises a hollow shell, a gas control component, a low-temperature plasma generator and an ozone generator;
an air inlet channel penetrates through the middle part of the front side wall of the hollow shell and is used for inputting air with a certain flow velocity, and a plurality of air outlets are formed in the rear side wall of the hollow shell;
the air control assembly comprises a partition plate, a first annular plate, a second annular plate, a first pressure-controlled one-way valve, a second pressure-controlled one-way valve and a space size adjusting mechanism, wherein the partition plate is perpendicular to the front and back direction of the hollow shell and is fixedly connected with the inner wall of the hollow shell in a sealing manner, a purification chamber is formed in front of the partition plate, a buffer chamber is formed behind the partition plate, the first annular plate is arranged in the hollow shell in the front and back direction of the hollow shell, the front end of the first annular plate is fixedly connected with the air outlet end of the air inlet channel in a sealing manner, a first overflowing channel is formed between the rear end of the first annular plate and the partition plate, the second annular plate is arranged in the hollow shell in the front and back direction of the hollow shell and is positioned at the outer side of the first annular plate, a second overflowing channel is formed between the front end of the second annular plate and the front side wall of the hollow shell, the rear end of the second, the first annular plate, the second annular plate and the first pressure-controlled one-way valve divide the purifying chamber into an inner purifying chamber and an outer purifying chamber, the space size adjusting mechanism is arranged in the outer purifying chamber and used for adjusting the size of the purifying space of the outer purifying chamber, and the second pressure-controlled one-way valve penetrates through the partition plate at the outer purifying chamber;
when the air pressure of the inner purifying chamber is greater than or equal to the air pressure of the outer purifying chamber, the first pressure-controlled check valve is opened, the inner purifying chamber transmits air to the outer purifying chamber, and when the air pressure of the inner purifying chamber is smaller than the air pressure of the outer purifying chamber, the first pressure-controlled check valve is closed; when the air pressure in the outer purifying chamber reaches a preset value, the second pressure-controlled one-way valve is opened, and the outer purifying chamber transmits air to the buffer chamber;
the low-temperature plasma generator is arranged in the inner purifying chamber;
the ozone generator is arranged in the outer purifying chamber.
Based on the aforesaid, the application provides a device is killed to bacterium virus low temperature moves, air inlet channel continuously lets in the air to interior clean room, before first voltage-controlled check valve reaches preset pressure, air that air inlet channel input is stayed in interior clean room, low temperature plasma generator discharges and produces plasma, including high active oxygen atom, electron, excited state's oxygen molecule and ultraviolet ray, the plasma that produces reacts with the bacterium virus in the air, realize preliminary sterilization, because disinfect and disinfect in sealed space, it can eliminate 80% bacterium and virus at least. The air pressure in the inner purifying chamber can reach a preset value by continuously inputting air, at the moment, the first pressure-controlled check valve is opened, the air in the inner purifying chamber starts to enter the outer purifying chamber, when the air pressure in the outer purifying chamber reaches a certain value, the first pressure-controlled check valve is closed, simultaneously, the ozone generator releases ozone to start secondary sterilization and disinfection of air, in order to shorten the sterilization and disinfection time and improve the sterilization and disinfection efficiency, the space size adjusting mechanism continuously moves to continuously reduce the purifying chamber of the outer purifying chamber and gradually increase the air pressure in the outer purifying chamber, under the action of the air pressure rise and the pushing force, at least 99.9 percent of germs can be killed in a short time, when the air pressure of the outer purifying chamber is increased to the opening pressure of the second pressure-controlled check valve, the second pressure-controlled check valve is opened, the outer purifying chamber exhausts air to the buffer chamber, and the buffer chamber exhausts the purified air through the air outlet.
The application provides a device is killed in bacterium virus low temperature through changing atmospheric pressure size and purification mode, can be in succession, high-efficient, safe virus and bacterium of killing.
Preferably, the low-temperature plasma generator is fixedly arranged at the center of the partition plate and releases plasma towards the air outlet end of the air inlet channel.
Preferably, an umbrella-shaped baffle plate is arranged on the front side of the low-temperature plasma generator, and the open end of the umbrella-shaped baffle plate faces the ion release port of the low-temperature plasma generator.
Preferably, the inner side wall of the partition board is provided with a blocking ring inclined towards the air inlet channel.
Preferably, the blocking rings are multiple and are uniformly distributed along the front-back direction of the hollow shell.
Preferably, the plurality of blocker rings increases in length from front to back.
Preferably, the air outlet end of the air inlet channel is detachably provided with a filter screen, and the front side of the filter screen is provided with a handle.
Preferably, the space size adjustment mechanism includes electric putter and push pedal, electric putter installs in the preceding inside wall of cavity casing, and electric putter's promotion end is connected with the center of push pedal, the edge of push pedal cooperates with the inner wall of cavity casing with sealed and slidable mode.
Preferably, the push plate comprises a front plate body and a rear plate body, and the front plate body is connected with the rear plate body through a plurality of springs.
Preferably, the second pressure-controlled one-way valve comprises a first layer and a second layer which are arranged from front to back, the first layer is provided with a small-hole air passage, the second layer is provided with a large-hole air passage, a sealing plug is arranged between the first layer and the second layer, the rear end of the sealing plug is communicated with the front end of the second layer through an elastic piece, when the air pressure in the outer purification chamber does not reach a preset value, the sealing plug is sealed in the small-hole air passage, when the air pressure in the outer purification chamber reaches the preset value, the sealing plug is separated from the first layer and starts to move to the large-hole air passage, and the second pressure-controlled one-way valve is opened.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below.
FIG. 1 is a schematic structural view of a low-temperature bacteria and virus killing device according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a second pressure-controlled check valve of FIG. 1;
reference numerals:
the air purifier comprises a hollow shell 1, an air inlet channel 11, an air outlet 12, an inner purifying chamber 13, an outer purifying chamber 14 and a buffer chamber 15;
the low-temperature plasma generator 2, the partition plate 21, the first annular plate 22, the second annular plate 23, the first pressure-controlled one-way valve 24, the second pressure-controlled one-way valve 25, the first layer 251, the second layer 252, the sealing plug 253, the elastic piece 254, the electric push rod 261, the front plate 262, the rear plate 263, the spring 264, the umbrella-shaped baffle plate 27 and the blocking ring 28;
an ozone generator 3;
filter screen 4, handle 41.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1 and 2, the present embodiment discloses a low temperature sterilization device for bacteria and viruses, which includes a hollow housing 1, a gas control assembly, a low temperature plasma generator 2 and an ozone generator 3.
Specifically, an air inlet channel 11 penetrates through the middle of the front side wall of the hollow shell 1, the air inlet channel 11 is used for inputting air with a certain flow rate, for example, an air inlet of the air inlet channel 11 is connected to an air outlet of a fan or an air outlet of refrigeration equipment, the rear side wall of the hollow shell 1 is provided with a plurality of air outlets 12, and the air in the hollow shell 1 is discharged by the air outlets 12.
As shown in fig. 1, the air control assembly includes a partition 21, a first annular plate 22, a second annular plate 23, a first pressure-controlled check valve 24, a second pressure-controlled check valve 25 and a space size adjusting mechanism, the partition 21 is perpendicular to the front-back direction of the hollow housing 1 and is fixedly connected with the inner wall of the hollow housing 1 in a sealing manner, a clean room is formed in front of the partition 21, a buffer room 15 is formed behind the partition 21, the first annular plate 22 is arranged in the hollow housing 1 along the front-back direction of the hollow housing 1, the front end of the first annular plate 22 is fixedly connected with the air outlet end of the air inlet channel 11 in a sealing manner, a first overflowing channel is formed between the rear end of the first annular plate 22 and the partition 21, the second annular plate 23 is arranged in the hollow housing 1 along the front-back direction of the hollow housing 1 and is located at the outer side of the first annular plate 22, a second overflowing channel is formed between the front end of the second annular plate 23 and the front side wall of the hollow, the first pressure-controlled check valve 24 is arranged in the second overflowing channel, the purifying chamber is divided into an inner purifying chamber 13 and an outer purifying chamber 14 by the first annular plate 22, the second annular plate 23 and the first pressure-controlled check valve 24, the space size adjusting mechanism is arranged in the outer purifying chamber 14 and used for adjusting the size of the purifying space of the outer purifying chamber 14, and the second pressure-controlled check valve 25 penetrates through the partition plate 21 at the position of the outer purifying chamber 14;
when the air pressure of the inner purification chamber 13 is greater than or equal to the air pressure of the outer purification chamber 14, the first pressure-controlled one-way valve 24 is opened, the inner purification chamber 13 transmits air to the outer purification chamber 14, and when the air pressure of the inner purification chamber 13 is smaller than the air pressure of the outer purification chamber 14, the first pressure-controlled one-way valve 24 is closed; when the air pressure in the outer purifying chamber 14 reaches a preset value, the second pressure-controlled one-way valve 25 is opened, and the outer purifying chamber 14 transmits air to the buffer chamber 15;
the low-temperature plasma generator 2 is installed in the inner purification chamber 13, and the ozone generator 3 is installed in the outer purification chamber 14.
Based on the above, when the low-temperature bacteria and virus killing device provided by this embodiment operates, the air is continuously introduced into the inner purifying chamber 13 through the air inlet channel 11, before the first pressure-controlled one-way valve 24 reaches the preset pressure, the air input into the air inlet channel 11 is temporarily retained in the inner purifying chamber 13, the low-temperature plasma generator 2 generates plasma through discharge, the plasma includes high-activity oxygen atoms, electrons, excited oxygen molecules and ultraviolet light, the generated plasma reacts with bacteria and viruses in the air to realize preliminary sterilization, and due to sterilization and disinfection in the sealed space, 80% of bacteria and viruses can be killed at least. The air pressure in the inner purification chamber 13 can reach the preset value by continuously inputting the air, at this time, the first pressure-controlled one-way valve 24 is opened, the air in the inner purification chamber 13 starts to enter the outer purification chamber 14, when the air pressure in the outer purification chamber 14 reaches a certain value, the first pressure-controlled check valve 24 is closed, simultaneously, the ozone generator 3 releases ozone to start secondary sterilization and disinfection of air, in order to shorten the sterilization and disinfection time and improve the sterilization and disinfection efficiency, the space size adjusting mechanism continuously moves to continuously reduce the purifying chamber 13 of the outer purifying chamber 14 and gradually increase the air pressure in the outer purifying chamber 14, under the action of the air pressure rise and the pushing force, at least 99.9 percent of germs can be killed in a short time, when the air pressure of the outer purification chamber 14 rises to the opening pressure of the second pressure-controlled one-way valve 25, the second pressure-controlled one-way valve 25 is opened, the outer purification chamber 14 exhausts air to the buffer chamber 15, and the buffer chamber 15 exhausts the purified air through the air outlet 12.
The low-temperature sterilizing device for the bacteria and the viruses provided by the embodiment can continuously, efficiently and safely sterilize the viruses and the bacteria by changing the air pressure and the purification mode.
In the present embodiment, the hollow casing 1 is preferably a rectangular parallelepiped or a cylindrical body.
As shown in fig. 1, the low temperature plasma generator 2 is fixedly arranged at the center of the partition plate 21 and releases plasma facing the air outlet end of the air inlet channel 11, an umbrella-shaped baffle plate 27 is arranged at the front side of the low temperature plasma generator 2, the open end of the umbrella-shaped baffle plate 27 faces the ion release opening of the low temperature plasma generator 2, a plurality of baffle rings 28 inclined towards the air inlet channel 11 are arranged on the inner side wall of the partition plate 21, the baffle rings 28 are uniformly arranged along the front-back direction of the hollow shell 1, and the length of the baffle rings 28 increases progressively from front to back. Under the action of the stop ring 28 and the umbrella-shaped baffle 27, the air in the inner purifying chamber 13 is mixed back and forth, so that bacteria and viruses in the inner purifying chamber 13 are fully contacted with plasma, and the sterilization effect is greatly improved.
In this embodiment, the air outlet end of the air inlet channel 11 is detachably provided with the filter screen 4, the front side of the filter screen 4 is provided with the handle 41, the filter screen 4 adopts polyamide-based N-halamine nanofiber membrane filtering material, and the filter screen 4 can filter dust, impurities and germs with larger particle sizes, thereby being beneficial to improving the sterilization efficiency.
In this embodiment, space size adjustment mechanism includes electric putter 261 and push pedal, electric putter 261 is installed in the preceding inside wall of cavity casing 1, electric putter 261's promotion end is connected with the center of push pedal, the edge of push pedal and cavity casing 1's inner wall is with sealed and slidable mode cooperation, the push pedal includes preceding plate body 262 and back plate body 263, be connected through a plurality of springs 264 between preceding plate body 262 and the back plate body 263, electric putter 261 promotes the size that the outer clean room 14 can be changed to the push pedal, adopt spring 264 to connect between preceding plate body 262 and the back plate body 263, can make outer clean room 13 slowly step up, thereby further prolong the sterilization time of outer clean room 13, improve the bactericidal effect.
In this embodiment, the first pressure-controlled check valve 24 includes a first layer 251 and a second layer 252 arranged from front to back, a passage similar to a "eight" shape is provided between the first layer 251 and the second layer 252, the first layer 251 is provided with a small-hole air passage, the second layer 252 is provided with a large-hole air passage, a sealing plug 253 is installed between the first layer 251 and the second layer 252, the rear end of the sealing plug 253 is communicated with the front end of the second layer 252 through an elastic member 254, when the preset air pressure value in the outer purification chamber 14 is not reached, the sealing plug 253 is sealed in the small-hole air passage, when the air pressure in the outer purification chamber 14 reaches the preset air pressure value, the sealing plug 253 is separated from the first layer 251 and starts to move to the large-hole air passage, and the second pressure-controlled check valve 25 is opened.
In this embodiment, the buffer chamber 15 is filled with porous foam, by which the outlet 12 continuously and slowly releases the purified air to the outside.
In summary, the present embodiment forms a brand new low temperature sterilization device for bacteria and viruses through the filter screen 4, the low temperature plasma generator 2, and the ozone generator 3, introduces air into the air intake channel 11, firstly filters the air through the filter screen 4, then passes through the first pressure-controlled one-way valve 24, the first annular plate 22, the second annular plate 23, the low temperature plasma generator 2, and the umbrella-shaped baffle 27 to act together, plasma sterilization is carried out in a relatively closed space, the sterilization and disinfection effects are effectively improved, finally, efficient sterilization and disinfection are carried out by the ozone generator 3 under the action of constantly changing the purification pressure, the purified air enters the buffer chamber 15 and is slowly discharged through the air outlet 12, the low-temperature bacteria and virus killing device can efficiently remove viruses, bacteria and harmful gases in the air, so that the concentration of the viruses, the bacteria, the dust and the harmful gases in the air is controlled within the national standard range.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A device is killed to bacterium virus low temperature which characterized in that: comprises a hollow shell (1), a gas control component, a low-temperature plasma generator (2) and an ozone generator (3);
an air inlet channel (11) penetrates through the middle part of the front side wall of the hollow shell (1), the air inlet channel (11) is used for inputting air with a certain flow velocity, and a plurality of air outlets (12) are formed in the rear side wall of the hollow shell (1);
the air control assembly comprises a partition plate (21), a first annular plate (22), a second annular plate (23), a first pressure-controlled one-way valve (24), a second pressure-controlled one-way valve (25) and a space size adjusting mechanism, wherein the partition plate (21) is perpendicular to the front and back direction of the hollow shell (1) and is fixedly connected with the inner wall of the hollow shell (1) in a sealing manner, a purifying chamber is formed in the front of the partition plate (21), a buffer chamber (15) is formed at the back of the partition plate (21), the first annular plate (22) is arranged in the hollow shell (1) along the front and back direction of the hollow shell (1), the front end of the first annular plate (22) is fixedly connected with the air outlet end of the air inlet channel (11) in a sealing manner, a first overflowing channel is formed between the back end of the first annular plate (22) and the partition plate (21), the second annular plate (23) is arranged in the hollow shell (1) along the front and back direction of the hollow shell (1) and is positioned, a second overflowing channel is formed between the front end of the second annular plate (23) and the front side wall of the hollow shell (1), the rear end of the second annular plate (23) is fixedly connected with a partition plate (21) in a sealing mode, the first pressure-controlled one-way valve (24) is installed in the second overflowing channel, the purifying chamber is divided into an inner purifying chamber (13) and an outer purifying chamber (14) through the first annular plate (22), the second annular plate (23) and the first pressure-controlled one-way valve (24), the space size adjusting mechanism is arranged in the outer purifying chamber (14) and used for adjusting the size of the purifying space of the outer purifying chamber (14), and the second pressure-controlled one-way valve (25) penetrates through the partition plate (21) in the outer purifying chamber (14);
when the air pressure of the inner purifying chamber (13) is greater than or equal to the air pressure of the outer purifying chamber (14), the first pressure-controlled one-way valve (24) is opened, the inner purifying chamber (13) transmits air to the outer purifying chamber (14), and when the air pressure of the inner purifying chamber (13) is less than the air pressure of the outer purifying chamber (14), the first pressure-controlled one-way valve (24) is closed; when the air pressure in the outer purifying chamber (14) reaches a preset value, the second pressure-controlled one-way valve (25) is opened, and the outer purifying chamber (14) transmits air to the buffer chamber (15);
the low-temperature plasma generator (2) is arranged in the inner purifying chamber (13);
the ozone generator (3) is arranged in the outer purifying chamber (14).
2. The device for killing bacteria and viruses at low temperature as claimed in claim 1, wherein the low-temperature plasma generator (2) is fixedly arranged at the center of the partition plate (21) and releases plasma facing the air outlet end of the air inlet channel (11).
3. A device for killing bacteria and viruses at low temperature as claimed in claim 2, wherein the front side of the low-temperature plasma generator (2) is provided with an umbrella-shaped baffle plate (27), and the open end of the umbrella-shaped baffle plate (27) faces the ion release port of the low-temperature plasma generator (2).
4. A device for killing bacteria and viruses at low temperature according to claim 3, wherein the inner side wall of the partition (21) is provided with a stop ring (28) inclined toward the air intake passage (11).
5. The device for killing bacteria and viruses at low temperature according to claim 4, wherein the blocking rings (28) are multiple and are uniformly arranged along the front and back directions of the hollow shell (1).
6. A cryocidal device for bacteria and viruses according to claim 5, characterized in that the blocking rings (28) have a length that increases from front to back.
7. The device for killing bacteria and viruses at low temperature according to claim 1, wherein a filter screen (4) is detachably arranged at the air outlet end of the air inlet channel (11), and a handle (41) is arranged on the front side of the filter screen (4).
8. The device for killing bacteria and viruses at low temperature as claimed in claim 1, wherein said space size adjusting mechanism comprises an electric push rod (261) and a push plate, said electric push rod (261) is installed on the front inner side wall of the hollow shell (1), the push end of the electric push rod (261) is connected with the center of the push plate, the edge of the push plate is matched with the inner wall of the hollow shell (1) in a sealing and slidable manner.
9. The device for killing bacteria and viruses at low temperature as claimed in claim 8, wherein said push plate comprises a front plate body (262) and a rear plate body (263), and said front plate body (262) and said rear plate body (263) are connected by a plurality of springs (264).
10. The device for low-temperature sterilization of bacterial viruses according to any one of claims 1 to 9, characterized in that said second pressure-controlled non-return valve (25) comprises a first layer (251) and a second layer (252) arranged from front to back, the first layer (251) is provided with small-hole gas passing channels, the second layer (252) is provided with large-hole gas passing channels, a sealing plug (253) is arranged between the first layer (251) and the second layer (252), the rear end of the sealing plug (253) is communicated with the front end of the second layer (252) through an elastic piece (254), when the air pressure in the outer purifying chamber (14) does not reach a preset value, the sealing plug (253) is sealed in the small-hole air passage, when the air pressure in the outer purifying chamber (14) reaches a preset value, the sealing plug (253) is separated from the first layer (251) and starts to move to the large-hole air passing channel, and the second pressure-controlled one-way valve (25) is opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022777586.6U CN213578328U (en) | 2020-11-26 | 2020-11-26 | Device is killed in bacteria and virus low temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022777586.6U CN213578328U (en) | 2020-11-26 | 2020-11-26 | Device is killed in bacteria and virus low temperature |
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| Publication Number | Publication Date |
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| CN213578328U true CN213578328U (en) | 2021-06-29 |
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| CN202022777586.6U Expired - Fee Related CN213578328U (en) | 2020-11-26 | 2020-11-26 | Device is killed in bacteria and virus low temperature |
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| CN (1) | CN213578328U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325551A (en) * | 2020-11-26 | 2021-02-05 | 天津瑞宝客环保科技有限公司 | Device is killed in bacteria and virus low temperature |
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2020
- 2020-11-26 CN CN202022777586.6U patent/CN213578328U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325551A (en) * | 2020-11-26 | 2021-02-05 | 天津瑞宝客环保科技有限公司 | Device is killed in bacteria and virus low temperature |
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