CN206381410U - A kind of microplasma sterilization and disinfection device - Google Patents
A kind of microplasma sterilization and disinfection device Download PDFInfo
- Publication number
- CN206381410U CN206381410U CN201620969027.6U CN201620969027U CN206381410U CN 206381410 U CN206381410 U CN 206381410U CN 201620969027 U CN201620969027 U CN 201620969027U CN 206381410 U CN206381410 U CN 206381410U
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- China
- Prior art keywords
- pcb board
- earth polar
- dielectric
- pressure
- medium pipe
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- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 23
- 238000003780 insertion Methods 0.000 claims abstract description 10
- 230000037431 insertion Effects 0.000 claims abstract description 10
- 239000011810 insulating material Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 5
- 239000010453 quartz Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000001699 photocatalysis Effects 0.000 claims description 3
- 238000007146 photocatalysis Methods 0.000 claims description 3
- 239000004677 Nylon Substances 0.000 claims description 2
- 239000007769 metal material Substances 0.000 claims description 2
- 229920001778 nylon Polymers 0.000 claims description 2
- -1 polytetrafluoroethylene Polymers 0.000 claims description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 7
- 229910052721 tungsten Inorganic materials 0.000 description 7
- 239000010937 tungsten Substances 0.000 description 7
- 230000001954 sterilising effect Effects 0.000 description 6
- 239000003292 glue Substances 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 230000000844 anti-bacterial effect Effects 0.000 description 3
- 238000001839 endoscopy Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
A kind of microplasma sterilization and disinfection device, it includes dielectric, high-pressure medium pipe, earth polar medium tube, high pressure pcb board and earth polar pcb board；Dielectric is hollow cylindrical structure；High-pressure medium pipe one end open one end is closed, and high-field electrode is from top in openend insertion high-pressure medium pipe to closing end-blocking；Earth polar medium tube one end open one end is closed, and ground electrode is from top in openend insertion earth polar medium tube to closing end-blocking；High-pressure medium pipe and earth polar medium tube, which are close to dielectric inner tube wall and be alternately arranged in the opposite direction, to be fixed on dielectric；High pressure pcb board earth polar pcb board is ring structural slab, circumferentially there are several through holes on the pcb board of high pressure pcb board earth polar, high pressure pcb board is inlaid in the upper end of dielectric, high-pressure medium pipe passes through the through hole on high pressure pcb board, high-field electrode is connected with high pressure pcb board, and high pressure pcb board is connected with high voltage power supply；Earth polar pcb board is inlaid in the bottom of dielectric, and earth polar medium tube is connected through the through hole on the pcb board of earth polar, ground electrode with earth polar pcb board, and earth polar pcb board is connected to ground.
Description
Technical field
The utility model is related to a kind of electric discharge device, more particularly to a kind of microplasma sterilization and disinfection device.
Background technology
Atmos low-temperature can be produced uniformly along surface plasma along surface plasma on its surface, play good sterilization
Disinfective action.Using microplasma discharge structure, electric discharge can be made more to stablize, plasma density is bigger, bactericidal effect
More preferably.Atmospheric pressure micro-plasma sterilization technology has a wide range of applications in many fields, especially in terms of endoscopy disinfection,
The time of endoscopy disinfection can effectively be shortened, the infringement that chemicals is produced to endoscope surface is reduced, endoscope is improved
Service efficiency, it is cost-effective.
The content of the invention
The purpose of this utility model is to provide a kind of microplasma sterilization and disinfection device, the device can efficiently, ring
Protect and effectively endoscope exterior surface is carried out disinfection.
In order to realize above-mentioned utility model purpose, the utility model is achieved through the following technical solutions：
A kind of microplasma sterilization and disinfection device, including dielectric, high-pressure medium pipe, earth polar medium tube, high pressure pcb board
With earth polar pcb board；Described dielectric is hollow cylindrical structure；Described high-pressure medium pipe one end open one end closing, it is high
Piezoelectricity pole is from top in openend insertion high-pressure medium pipe to closing end-blocking；Described earth polar medium tube one end open one end closing, ground
Electrode is from top in openend insertion earth polar medium tube to closing end-blocking；Described high-pressure medium pipe and earth polar medium tube is close to medium
Internal barrel is alternately arranged in the opposite direction to be fixed on dielectric；Described high pressure pcb board is ring structural slab, onboard edge
Circumference is to there is several through holes equal with high-pressure medium pipe quantity that is being arranged in dielectric, and described high pressure pcb board is inlaid in
The upper end of dielectric, all high-pressure medium pipe is through the through hole on high pressure pcb board, the high-tension electricity of all high-pressure medium pipe
Extremely it is connected with high pressure pcb board, high pressure pcb board is connected with high voltage power supply；Described earth polar pcb board is ring structural slab,
Circumferentially have several with the equal through hole of earth polar medium tube quantity that is being arranged in dielectric, described earth polar pcb board on plate
Be inlaid in the bottom of dielectric, all earth polar medium tube through the through hole on the pcb board of earth polar, all earth polar medium tube
Ground electrode is connected with earth polar pcb board, and earth polar pcb board is connected to ground；High-field electrode and high pressure pcb board with ground electrode and earth polar
Pcb board can be exchanged simultaneously.
It is preferred that, the dielectric is insulating materials, and described insulating materials is ceramics, is either nylon or is poly-
Tetrafluoroethene.
It is preferred that, the high-pressure medium pipe and earth polar medium tube are insulating materials, and the insulating materials is quartz, or
For ceramics.
It is preferred that, described high-field electrode and ground electrode is that conductive metallic material is made.
It is preferred that, described high voltage power supply be voltage peak adjustable range not 0~50KV, frequency-tuning range be 1~
50KHz AC power；Or be that voltage peak adjustable range is the pulse that 0~20KV, frequency-tuning range are 1~30KHz
Power supply.
It is preferred that, have one layer of photocatalysis coating or film in high-pressure medium pipe surface and earth polar medium pipe surface.
Due to using above-mentioned technical proposal, a kind of microplasma sterilization and disinfection device that the utility model is provided, with showing
Having technology to compare has such beneficial effect：
1st, using microplasma dielectric barrier discharge technology, low temperature of annular etc. can under atmospheric conditions, be produced
Gas ions, discharge gas temperature is low, and uniformity is good；
2nd, compared with existing endoscopy disinfection technology, this method disinfecting time is short, and treatment effeciency is high；
3rd, the service efficiency of endoscope can be effectively improved, it is cost-effective；
4th, it is simple and reasonable, easy to use efficiently and also perfect heat-dissipating, service life are long；
5th, destruction of the disinfectant used at present to environment, more environmental protection can effectively be reduced；
6th, work stable, can voluntarily be adjusted according to different needs, adjustability is splendid, before wide application
Scape.
Brief description of the drawings
Fig. 1 is structure diagram of the present utility model；
Fig. 2 is enlarged top view of the present utility model；
Fig. 3 is bottom enlarged drawing of the present utility model；
Fig. 4 is top view of the present utility model；
Fig. 5 is the structure diagram of embodiment 2；
Fig. 6 is the enlarged top view of embodiment 2；
Fig. 7 is the bottom enlarged drawing of embodiment 2；
Fig. 8 is the top view of embodiment 2；
Fig. 9 is the bactericidal effect figure of embodiment one；
Figure 10 is the bactericidal effect figure of embodiment two.
Label in figure：1- high pressures pcb board, 2- high-pressure mediums pipe, 3- earth polars medium tube, 4- high-field electrodes, 5- dielectrics, 6-
Earth polar pcb board, 7- ground electrodes.
Embodiment
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings：
A kind of microplasma sterilization and disinfection device, as Figure 1-4, it includes dielectric 5, high-pressure medium pipe 2, earth polar
Medium tube 3, high pressure pcb board 1 and earth polar pcb board 6；Described dielectric 5 is hollow cylindrical structure, the internal diameter root of dielectric 5
Change according to the endoscope external diameter size for needing to disinfect, the insulating materials that the dielectric 5 is used also may be used for polytetrafluoroethylene (PTFE)
Using ceramics or quartz；The described one end open one end of high-pressure medium pipe 2 closing, high-field electrode 4 inserts high pressure from openend
Top is to closing end-blocking in medium tube 2；Described high-field electrode 4 selects copper wire, also can select tungsten filament or galvanized wire, high-field electrode 4
Thickness is determined according to high-pressure medium pipe and the internal diameter size of earth polar medium tube, on the surface of high-pressure medium pipe 2 with one layer of photocatalysis
Coating or film；The described one end open one end of earth polar medium tube 3 closing, ground electrode 7 is from openend insertion earth polar medium tube 3
Push up and close end-blocking；Described high-pressure medium pipe and earth polar medium tube is adopted and is made from an insulative material, and insulating materials used is pottery
Porcelain or quartz；Described high-pressure medium pipe 2 and earth polar medium tube 3 is close to the inner tube wall direction of dielectric 5 by way of glue connects
Opposite be alternately arranged is fixed on dielectric 5, in the present embodiment, the openend of high-pressure medium pipe 2 upward, earth polar medium tube 3
Openend down；Also can reversely it arrange；Described high pressure pcb board 1 is ring structural slab, is onboard circumferentially had several
The through hole equal with the quantity of high-pressure medium pipe 2 being arranged in dielectric 5, described high pressure pcb board 1 is inlaid in dielectric 5
Upper end, connects mode by glue and fixes, or is fixed using screw and nut mode；All high-pressure medium pipes 2 pass through high pressure PCB
Through hole on plate 1, the high-field electrode 4 of all high-pressure medium pipes 2 is connected with high pressure pcb board 1, high pressure pcb board 1 and high-tension electricity
Source is connected；Described earth polar pcb board 6 is ring structural slab, onboard circumferentially there is several with being arranged in dielectric 5
The equal through hole of the quantity of earth polar medium tube 3, described earth polar pcb board 6 is inlaid in the bottom of dielectric 5, connects mode by glue
It is fixed, or fixed using screw and nut mode；All earth polar medium tubes 3 are all through the through hole on earth polar pcb board 6
The ground electrode 7 of earth polar medium tube 3 is connected with earth polar pcb board 6, and earth polar pcb board 6 is connected to ground.
The course of work of the present utility model approximately as：
The endoscope for needing to sterilize is inserted from above into the cavity of the cylinder of dielectric 5, high pressure pcb board 1 is connected to height
Voltage source, is connected to ground by earth polar pcb board 6, the high-field electrode 4 in high-pressure medium pipe 2 is powered, make in earth polar medium tube 3
Ground electrode 7 is grounded, in the case of discharge voltage 8kV, discharge frequency 9kHz, and plasma is situated between in high-pressure medium pipe 2 and earth polar
The surface of matter pipe 3 is produced, so as to play the sterilizing effect to endoscope exterior surface.
Length, aperture, spacing and the selection material material of high-pressure medium pipe 2 and earth polar medium tube 3, and high voltage power supply
Voltage, frequency, discharge time, as parameter, change these parameters, can change the effect of endoscope exterior surface sterilizing.
Embodiment one：
As Figure 1-4, the long 35cm of dielectric 5, wall thickness 2cm, internal diameter 1.5cm, dielectric uses polytetrafluoroethylmaterial material
It is made.The length of high-pressure medium pipe 2 and earth polar medium tube 3 is 36cm, and internal diameter is 1mm, wall thickness 1mm, high-pressure medium pipe 2 and ground
Pole medium tube 3 uses quartz material；High-pressure medium pipe 2 and earth polar medium tube 3 are close in dielectric 5 by way of glue connects
Barrel is alternately arranged in the opposite direction to be fixed on dielectric 5, and high-field electrode 4 is made of tungsten filament, tungsten filament long 37cm, thick 0.5mm,
Inserted from the openend of high-pressure medium pipe 2, one end of high-field electrode 4 is blocked with the envelope of high-pressure medium pipe 2 to connect, the other end is from high pressure
The openend of medium tube 2, which is stretched out, to be welded on high pressure pcb board 1, and the internal radius of high pressure pcb board 1 is 1.2cm, and external diameter is 2cm；
Ground electrode 7 is made of tungsten filament, tungsten filament long 37cm, thick 0.5mm, is inserted from the openend of earth polar medium tube 3, the one of ground electrode 7
End connects with the envelope of earth polar medium tube 3 end-blocking, and the other end stretches out from the openend of earth polar medium tube 3 to be welded on earth polar pcb board 6,
The internal radius of earth polar pcb board 6 is 1.2cm, and external diameter is 2cm.The laryngoscope sterilized will be needed after the top insertion of dielectric 5,
High pressure pcb board 1 is connected into high voltage power supply, earth polar pcb board 6 even, under conditions of discharge voltage 8kV, discharge frequency 9kHz, changes
Become different processing times, its outer surface sterilization result is as shown in Figure 9.
Embodiment two：
As viewed in figures 5-8, the long 55cm of dielectric 5, wall thickness 4cm, internal diameter 3.5cm, dielectric use pmma material system
Into.The length of high-pressure medium pipe 2 and earth polar medium tube 3 is 55cm, and internal diameter is 0.5mm, wall thickness 0.5mm, the He of high-pressure medium pipe 2
Earth polar medium tube 3 uses ceramic material；High-pressure medium pipe 2 and earth polar medium tube 3 pass through the side that is inserted in the inner groovy of dielectric 5
Formula, which is close to the inner tube wall of dielectric 5 and is alternately arranged in the opposite direction, to be fixed on dielectric 5, from upper edge and lower edge on dielectric 5
Circumferentially equidistantly alternately axial notch is provided with the inner surface of dielectric 5, a length of 54.5cm of groove, groove a width of 1.2mm, adjacent two
Groove spacing is 1.2mm, and high-pressure medium pipe and ground medium pipe are alternately inserted into groove；High-field electrode 4 is made of copper wire, copper
Filament length 57cm, thick 0.2mm, are inserted from the openend of high-pressure medium pipe 2, and one end and the envelope of high-pressure medium pipe 2 of high-field electrode 4 are blocked
Connect, the other end stretches out from the openend of high-pressure medium pipe 2 to be welded on high pressure pcb board 1, and the internal radius of high pressure pcb board 1 is
1.2cm, external diameter is 2cm；Ground electrode 7 is made of tungsten filament, tungsten filament long 57cm, thick 0.2mm, from the openend of earth polar medium tube 3
Insertion, one end of ground electrode 7 connects with the envelope of earth polar medium tube 3 end-blocking, and the other end stretches out welding from the openend of earth polar medium tube 3
On earth polar pcb board 6, the internal radius of earth polar pcb board 6 is 1.2cm, and external diameter is 2cm.The laryngoscope sterilized will be needed from dielectric
After 5 top insertion, high pressure pcb board 1 is connected into high voltage power supply, earth polar pcb board 6 connects ground, in discharge voltage 10kV, discharge frequency
Under conditions of 10kHz, change different processing times, its outer surface sterilization result is as shown in Figure 10.
Claims (7)
1. a kind of microplasma sterilization and disinfection device, it is characterised in that：The device includes dielectric, high-pressure medium pipe, earth polar
Medium tube, high pressure pcb board and earth polar pcb board；Described dielectric is hollow cylindrical structure；Described high-pressure medium pipe one end
Open at one end is closed, and high-field electrode is from top in openend insertion high-pressure medium pipe to closed end；Described earth polar medium tube one end
Open at one end is closed, and ground electrode is from top in openend insertion earth polar medium tube to closed end；Described high-pressure medium pipe and earth polar
Medium tube, which is close to dielectric inner tube wall and is alternately arranged in the opposite direction, to be fixed on dielectric；Described high pressure pcb board is garden ring
Shape structural slab, onboard circumferentially there is several through holes equal with high-pressure medium pipe quantity that is being arranged in dielectric, described
High pressure pcb board be inlaid in the upper end of dielectric, all high-pressure medium pipes are all through the through hole on high pressure pcb board
The high-field electrode of high-pressure medium pipe is connected with high pressure pcb board, and high pressure pcb board is connected with high voltage power supply；Described earth polar pcb board
For ring structural slab, onboard circumferentially there is several equal with earth polar medium tube quantity that is being arranged in dielectric lead to
Hole, described earth polar pcb board is inlaid in the bottom of dielectric, and all earth polar medium tubes pass through the through hole on the pcb board of earth polar,
The ground electrode of all earth polar medium tubes is connected with earth polar pcb board, and earth polar pcb board is connected to ground；High-field electrode and high pressure PCB
Plate can be exchanged simultaneously with ground electrode with earth polar pcb board.
2. a kind of microplasma sterilization and disinfection device according to claim 1, it is characterised in that：The dielectric is exhausted
Edge material, described insulating materials is ceramics, is either nylon or is polytetrafluoroethylene (PTFE).
3. a kind of microplasma sterilization and disinfection device according to claim 1, it is characterised in that：The high-pressure medium pipe
It is insulating materials with earth polar medium tube, the insulating materials is quartz, or is ceramics.
4. a kind of microplasma sterilization and disinfection device according to claim 1, it is characterised in that：Described high-field electrode
It is that conductive metallic material is made with ground electrode.
5. a kind of microplasma sterilization and disinfection device according to claim 1, it is characterised in that：Described high voltage power supply
For the voltage peak adjustable range AC power that 0~50KV, frequency-tuning range are not 1~50KHz；Or adjusted for voltage peak
Adjusting range is the pulse power that 0~20KV, frequency-tuning range are 1~30KHz.
6. a kind of microplasma sterilization and disinfection device according to claim 1, it is characterised in that：In high-pressure medium pipe table
Face and earth polar medium pipe surface have one layer of photocatalysis coating or film.
7. a kind of microplasma sterilization and disinfection device according to claim 1, it is characterised in that：From upper on dielectric
Edge and lower edge are circumferentially equidistantly alternately provided with axial notch in dielectric inner surface, and high-pressure medium pipe and ground medium pipe are alternately inserted
In groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620969027.6U CN206381410U (en) | 2016-08-29 | 2016-08-29 | A kind of microplasma sterilization and disinfection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620969027.6U CN206381410U (en) | 2016-08-29 | 2016-08-29 | A kind of microplasma sterilization and disinfection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206381410U true CN206381410U (en) | 2017-08-08 |
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ID=59485745
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620969027.6U Active CN206381410U (en) | 2016-08-29 | 2016-08-29 | A kind of microplasma sterilization and disinfection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106421837A (en) * | 2016-08-29 | 2017-02-22 | 大连民族大学 | Micro-plasma disinfection and sterilization device |
| CN108260270A (en) * | 2018-03-16 | 2018-07-06 | 大连民族大学 | A kind of rotatable atmospheric plasma discharge device |
-
2016
- 2016-08-29 CN CN201620969027.6U patent/CN206381410U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106421837A (en) * | 2016-08-29 | 2017-02-22 | 大连民族大学 | Micro-plasma disinfection and sterilization device |
| CN108260270A (en) * | 2018-03-16 | 2018-07-06 | 大连民族大学 | A kind of rotatable atmospheric plasma discharge device |
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