CN209715138U - A kind of culture dish sterile device - Google Patents
A kind of culture dish sterile device Download PDFInfo
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- CN209715138U CN209715138U CN201920199463.3U CN201920199463U CN209715138U CN 209715138 U CN209715138 U CN 209715138U CN 201920199463 U CN201920199463 U CN 201920199463U CN 209715138 U CN209715138 U CN 209715138U
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- culture dish
- aseptic
- sterile device
- blower unit
- cavity
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Abstract
The utility model relates to biology laboratory fixture technology fields, and in particular to a kind of culture dish sterile device.The culture dish sterile device includes the shell with inner cavity, the inner cavity has air inlet and air outlet, air intake plate is equipped at the air inlet, at the gas outlet be equipped with can one-way exhaust cover board, it is equipped in the inner cavity and the top of the inner cavity is separated into aseptic cavity, lower part is separated into the closed plate of filter chamber, the closed plate is equipped with the blower unit for being connected to the filter chamber and aseptic cavity, towards being equipped with filter screen at the position of the inlet end of the blower unit in the filter chamber, the outlet side of the blower unit is equipped with aseptic filtration film, it is equipped with towards the outlet side of the blower unit for culture dish holding in the aseptic cavity, partition with ventilation hole.The culture dish sterile device can make culture dish be in germ-free condition, convenient for the drying and cooling of culture dish, improve the turn-around speed of culture dish.
Description
Technical field
The utility model relates to biology laboratory fixture technology fields, and in particular to a kind of culture dish sterile device.
Background technique
Culture dish is the common laboratory apparatus of biology laboratory.Before use, needing culture dish newspaper or brown paper
It sterilizes etc. wrapping to be placed in high-pressure sterilizing pot, after sterilizing, culture dish is often soaked by vapor, in order to prevent dry
It causes culture dish to be polluted during dry culture dish again, generally requires to be put into high temperature oven and dry, and then will affect training
The all transfer efficients for supporting ware, are caused inconvenient for use.
Utility model content
The utility model provides a kind of culture dish sterile device, which can make training placed within
It supports ware and is in germ-free condition, convenient for taking.
The culture dish sterile device of the utility model adopts the following technical scheme that a kind of culture dish sterile device, including tool
There is the shell of inner cavity, the inner cavity has air inlet and air outlet, air intake plate is equipped at the air inlet, is set at the gas outlet
Have can one-way exhaust cover board, be equipped in the inner cavity and the top of the inner cavity be separated into aseptic cavity, lower part is separated into filtering
The closed plate of chamber, the closed plate are equipped with the blower unit for being connected to the filter chamber and aseptic cavity, direction in the filter chamber
Filter screen is equipped at the position of the inlet end of the blower unit, the outlet side of the blower unit is equipped with aseptic filtration film, institute
It states in aseptic cavity and is equipped with partition for culture dish holding, with ventilation hole towards the outlet side of the blower unit.
Preferably, gear edge, the gear edge and the closing are equipped with around the outlet side of the blower unit in the closed plate
Plate and the shell surround the accommodating chamber for accommodating water, and the closed plate is equipped with perforative through-hole, the through hole connection
There is drainpipe.
Preferably, it corresponds to be equipped at the position of the aseptic filtration film on the partition and can cover the aseptic filtration film
Tapered protrusion, the tapered protrusion are made of waterproof material.
Preferably, the blower unit includes blower cover and blower, and the blower is arranged in the blower cover, described to draw
Fan housing is in flared.
Preferably, sealing ring is equipped between the cover board and the shell.
Preferably, ultraviolet lamp is additionally provided in the aseptic cavity.
Preferably, the filter screen is arranged in filter screen support plate, and the filter screen support plate and the shell are removable
Unload connection.
Preferably, the electric heater unit for heating air is additionally provided in the filter chamber, the housing outer surface is equipped with
Thermal insulation material.
The beneficial effects of the utility model are: the culture dish sterile device is by aseptic filtration film and can arrange gas unidirectional
The setting of cover board out forms aseptic cavity inside housings, and the setting of blower unit can make have sterile air stream in aseptic cavity
It is dynamic, so that the culture dish being placed in aseptic cavity is continuously in germ-free condition, is taken convenient for culture dish；Culture dish goes out through damp and hot high pressure
After bacterium, it can be put into aseptic cavity cooling, drying, can both culture dish be prevented to be contaminated again, and can also realize the fast rapid-curing cutback of culture dish
Dry and cooling, helps to improve all transfer efficients of culture dish.
The setting of ultraviolet lamp can be played the role of preferably maintaining the gnotobasis in aseptic cavity.
Water is discharged when can play the dilutional hyponatremia entrained by culture dish for the setting on gear edge, through-hole and water pipe in closed plate
Effect outside shell.
The tapered protrusion being arranged at aseptic filtration film location is corresponded on partition, and the tapered protrusion uses waterproof material system
At can play prevents remaining water in culture dish from falling at the aseptic filtration film location, influences the filtering effect of aseptic filtration film
The effect of fruit.
The inlet end of blower cover is in flared, and the aperture of outlet side reduces, can play the role of it is certain to air pressurized,
So that the air sucked in blower cover is faster passed through aseptic filtration film, improves filter efficiency.
It can play the role of maintaining filtering mesh-shaped by the way that filter screen to be arranged in filter screen support plate, filter screen support
Plate and shell are detachably connected, and can play the role of easy to clean or replacement filter screen.
The setting of electric heater unit is convenient for that culture dish is heated to suitable temperature when needed in filter chamber.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of schematic diagram of internal structure of specific embodiment of the culture dish sterile device of the utility model；
Fig. 2 is the schematic diagram of internal structure of another specific embodiment of the culture dish sterile device of the utility model；
In figure: 1. shells, 2. filter chambers, 21. air intake plates, 22. filter screens, 231. blower covers, 232. blowers, 233. degermings
Filter membrane, 24. closed plates, 241. gear edges, 242. through-holes, 243. drainpipes, 25. support frames, 3. aseptic cavities, 31. partitions,
311. tapered protrusions, outer lamp, 34. one-way exhaust valves.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment one
As shown in Figure 1, a kind of culture dish sterile device, including the shell 1 with inner cavity, inner cavity 1 has air inlet and goes out
Port is equipped with air intake plate 21 at air inlet, be equipped at gas outlet can one-way exhaust cover board 32, be equipped with the upper of inner cavity in inner cavity
Part is divided into aseptic cavity 3, lower part is separated into the closed plate 24 of filter chamber 2, and the closed plate 24 is equipped with connection filter chamber 2 and nothing
The blower unit of bacterium chamber 3, towards being equipped with filter screen 22 at the position of the inlet end of blower unit in filter chamber 2, blower unit
Outlet side is equipped with aseptic filtration film 233, is equipped in aseptic cavity 3 towards the outlet side of blower unit and is used for culture dish holding, tool
There is the partition 31 of ventilation hole.
The function that gas can be unidirectionally discharged in its cover plate 32 can realize by using commercially available one-way exhaust valve 34, one-way exhaust
Details are not described herein again for the specific structure of valve 34.In addition, can also be arranged at one-way release valve 34 corresponding with one-way exhaust valve 34
Sealing cover can realize sealing of the cover board 32 to 1 top of shell if necessary.
It can be suction ventilator in the prior art that blower unit, which can be specially including blower cover 231 and blower 232() structure,
The work of blower 232 makes air enter blower cover 231 from 1 bottom of shell, and blower cover 231 is in flared, the air outlet of blower cover 231
It is smaller, can play the role of it is certain pressurize to gas, make gas through aseptic filtration film 233.
Filter screen 22(can be HEPA filter screen, activated charcoal strainer etc.) may be provided in filter screen support plate (such as can
Know and frame be set in 22 surrounding of filter screen) in order to maintain the shape of filter screen 22, for convenient for cleaning or replace filter screen 22, mistake
Strainer 22 is detachably connected with shell 1.For example, at the position that 1 inner wall of shell is contacted with filter screen support plate and filter screen branch
Threaded hole is arranged in fagging corresponding position, and filter screen support plate and filter screen 22 are fixed in shell 1 by screw, convenient for more
Change filter screen 22.Similar, air intake plate 21 can also be detachably connected with shell 1.
To guarantee the better air inlet in the lower section of shell 1, it can be also additionally provided in 1 bottom of shell and be used to support the support frame of shell 1
25, reserve the space of air inlet.
In use, opening the blower unit in advance, blower unit work makes air successively through air intake plate 21, filter screen
23 and blower unit gas outlet (blower unit at the link position of closed plate 24) the filtering of aseptic filtration film 233 enter it is sterile
Chamber 3.The cover board 32 at 1 top of shell only allows gas unidirectional to be discharged, and avoids outside air from polluting aseptic cavity 3, degerming
Filter membrane 233 can play the role of completely cutting off bacterium outside aseptic cavity 2, and preferably the aperture of aseptic filtration film 233 is 0.22 micron, In
Under the collective effect that aseptic filtration film 233 and cover board 32 can only be such that gas unidirectional is discharged, the gnotobasis in aseptic cavity 3 is maintained.
Blower unit after a period of work, keeps gnotobasis, openable cover board 32 will be through high pressure at this time in aseptic cavity 3
Culture dish after sterilizing is quickly put into aseptic cavity 3, is closed lid 32, that is, can guarantee that culture dish is in gnotobasis.In addition, by
Sustainable in blower unit is that aseptic cavity 3 provides filtrated air, can fast implement the drying and cooling of culture dish, and then improve training
All transfer efficients of ware are supported, convenient for taking at any time.
Embodiment two
On the basis of example 1, one or more ultraviolet lamps 33 can be also set in aseptic cavity 3, and ultraviolet light can play
The effect of assisting sterilisation disinfection, preferably keeps the germ-free condition of aseptic cavity 3.Preferably, ultraviolet lamp may be provided at cover board 32
Opening.
Embodiment three
As shown in Fig. 2, being equipped with gear edge around the outlet side of blower unit in closed plate 24 on the basis of embodiment one or two
241, gear surrounds the accommodating chamber for accommodating water with closed plate 24 and shell 1 along 241, and closed plate 24 is equipped with perforative through-hole
242, drainpipe 243 is connected at through-hole 242.Wherein, drainpipe 243 can be flexible pipe, have certain deformability, be convenient for
Drainpipe 243 is drawn from the hole of air intake plate 22, water is discharged outside shell 1.
By above-mentioned setting, even if culture dish remains water after high pressure moist heat sterilization, will not influence the culture dish without
The normal use of bacterium device.
On the basis of the above, setting at the position of aseptic filtration film 233 can be also corresponded on partition 31 can cover degerming
Tapered raised the 311 of filter membrane 233, tapered raised 311 are made of waterproof material, prevent the water flowed down to aseptic filtration film 233
Normal use impact.
Example IV
It is sterile to improve that sealing ring is equipped on the basis of one to three any one of embodiment, between cover board 32 and shell 1
The leakproofness of chamber 3, preferably guarantees gnotobasis.Connection type between cover board 32 and shell 1 is using common in the art
Connection type.Such as one end of cover board is hinged by the connecting components such as hinge and shell 1, the other end, which is equipped with, can be caught in shell
The elastic component etc. for the card slot being arranged on body 1, details are not described herein again.
Embodiment five
On the basis of embodiment one to four, the electric heating dress for heating air can be also set in filter chamber 2
Set, and thermal insulation material be set in 1 outer surface of shell, convenient for when needing makes culture dish maintain proper temperature (for example, part is real
Test and to culture dish when of falling culture medium need that culture dish is made to maintain 46 DEG C or so) air entered in shell 1 is carried out it is appropriate
Heating.Heating wire or electric heating piece in the prior art can be used in electric heater unit, powers on and heating can be realized.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (8)
1. a kind of culture dish sterile device, which is characterized in that including the shell with inner cavity, the inner cavity has air inlet and goes out
Port is equipped with air intake plate at the air inlet, be equipped at the gas outlet can one-way exhaust cover board, being equipped in the inner cavity will
The top of the inner cavity is separated into aseptic cavity, lower part is separated into the closed plate of filter chamber, and the closed plate is equipped with described in connection
The blower unit of filter chamber and aseptic cavity, towards being equipped with filtering at the position of the inlet end of the blower unit in the filter chamber
Net, the outlet side of the blower unit are equipped with aseptic filtration film, set in the aseptic cavity towards the outlet side of the blower unit
There is partition for culture dish holding, with ventilation hole.
2. culture dish sterile device according to claim 1, which is characterized in that around the blower unit in the closed plate
Outlet side be equipped with gear edge, gear edge surrounds the accommodating chamber for accommodating water, the closed plate with the closed plate and shell
It is equipped with perforative through-hole, the through hole is connected with drainpipe.
3. culture dish sterile device according to claim 1 or 2, which is characterized in that correspond to the degerming on the partition
The tapered protrusion that can cover the aseptic filtration film is equipped at the position of filter membrane, the tapered protrusion uses waterproof material system
At.
4. culture dish sterile device according to claim 1, which is characterized in that the blower unit includes blower cover and wind
Machine, the blower are arranged in the blower cover, and the blower cover is in flared.
5. culture dish sterile device according to claim 1, which is characterized in that be equipped between the cover board and the shell
Sealing ring.
6. culture dish sterile device according to claim 1, which is characterized in that be additionally provided with ultraviolet lamp in the aseptic cavity.
7. culture dish sterile device according to claim 1, which is characterized in that the filter screen setting is supported in filter screen
On plate, the filter screen support plate is detachably connected with the shell.
8. culture dish sterile device according to claim 1, which is characterized in that be additionally provided in the filter chamber for heating
The electric heater unit of air, the housing outer surface are equipped with thermal insulation material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920199463.3U CN209715138U (en) | 2019-02-15 | 2019-02-15 | A kind of culture dish sterile device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920199463.3U CN209715138U (en) | 2019-02-15 | 2019-02-15 | A kind of culture dish sterile device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209715138U true CN209715138U (en) | 2019-12-03 |
Family
ID=68683060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920199463.3U Active CN209715138U (en) | 2019-02-15 | 2019-02-15 | A kind of culture dish sterile device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209715138U (en) |
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2019
- 2019-02-15 CN CN201920199463.3U patent/CN209715138U/en active Active
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