CN107955780A - A kind of medical Incubators for bacteria culture - Google Patents
A kind of medical Incubators for bacteria culture Download PDFInfo
- Publication number
- CN107955780A CN107955780A CN201711428076.4A CN201711428076A CN107955780A CN 107955780 A CN107955780 A CN 107955780A CN 201711428076 A CN201711428076 A CN 201711428076A CN 107955780 A CN107955780 A CN 107955780A
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- Prior art keywords
- inner cylinder
- outer barrel
- cylinder
- culture
- disk body
- Prior art date
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Classifications
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/38—Caps; Covers; Plugs; Pouring means
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
- C12M41/18—Heat exchange systems, e.g. heat jackets or outer envelopes
- C12M41/24—Heat exchange systems, e.g. heat jackets or outer envelopes inside the vessel
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Zoology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- Sustainable Development (AREA)
- Biomedical Technology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Clinical Laboratory Science (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Thermal Sciences (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The present invention provides a kind of medical Incubators for bacteria culture, including outer barrel, upper cover, liquid filling hole, inner cylinder, cylinder, fan, culture plate, and culture dish；The outer barrel is installed on the top of base by screw thread；The upper cover is fastened on the top of outer barrel；The fixed seat is fixedly installed in the crown center position of base；The cylinder is installed in fixed seat by screw thread；The outside of the column is provided with heating coil in the inside of cylinder by stent；The disk body is fixedly installed on the lateral wall of inner cylinder by inner cylinder mounting hole.Through hole of the invention by being set on fan and disk body and inner cylinder, make the temperature equalization of outer barrel everywhere, realize the constant of cultivation temperature, the upper cover of the present invention can be rotated relative to outer barrel and adjusted, when needing to fill nutrient solution, filled using dropper by the liquid filling hole at spiral cover, avoid the culture dish pollution frequently opened upper cover and be easy to cause.
Description
Technical field
The invention belongs to medical inspection technical field, more particularly to a kind of medical Incubators for bacteria culture.
Background technology
The culture of bacterium needs to be placed in incubator to ensure the stabilization of temperature, since the optimum of different bacterium is grown
Temperature is different.The bacterium (generally refer to some probiotics or pathogenic bacteria for human body coexisting) related with human body is past
Toward optimum 36 degrees Celsius, because the temperature here it is human body.But some heat safe bacteriums are equally existed, such as many arcs
Bacterium often 42 degrees Celsius of optimum growths, there is also some psychrophiles, such as Listeria to compare in the growth of 25 degrees centigrades
It is good.But no matter bacterial growth temperature height, there is an optimum growth temperature in same bacterium, based on above-mentioned, inventor's discovery,
There is a situation where temperature inequality in existing bacteriological incubator, on the one hand it is that arrangement is unreasonable in case such case occur, cause
Temperature diffusion is uneven, is on the other hand that article is excessively intensive causes for discharge.
Such as a kind of clinical laboratory's constant-temperature bacterial culture box disclosed in the Chinese patent of Publication No. CN204265759U, bag
Chamber door, babinet and utilidor are included, the tradition of a family pipe laid in serpentine, the tradition of a family pipe both ends mouth of pipe are provided with the chamber door
Casing head is connected with, is provided with magnet strip on the left of chamber door, babinet corresponds to magnet strip and is provided with bar-shaped trough, and iron is fixed in bar-shaped trough
Piece, serpentine utilidor, utilidor one end and the " u "-shaped being arranged on babinet left surface are provided with the wall box
Passage connection is heated, heats and heater strip is provided with passage, heats and is provided with air blower, the pipe of the utilidor other end on passage
Mouth is threaded through and on the corresponding wall box of casing head, babinet inner bottom surface is equipped with temperature-detecting device, setting on the right side of babinet
There are control device and rechargeable battery plate, babinet upper end is provided with Temperature set switch and multiple observation panels.
Based on above-mentioned, inventor has found that the clinical laboratory is with constant-temperature bacterial culture box since utilidor is arranged on chamber door
Inner side, cause the temperature close to chamber door side higher, the temperature away from chamber door is relatively low, influences the normal growth of bacterium.
A kind of microculture box disclosed in the Chinese patent of Publication No. CN204874490U, including：Two pieces back-to-back
Culture plate (1) and two pieces of culture plate cover boards (2), culture plate cover board (2) are combined with rotating shaft mode and culture plate (1).
Based on above-mentioned, inventor has found that the microculture box is when observing microorganism growing state, it is necessary to raise culture
Plate cover board does further detection to observe culture medium colony growth situation that culture plate is irrigated and choosing colony.Frequently during observation
Easily bring exterior bacterium into culture plate, upset the growing environment of microorganism, culture medium is polluted.
Then, in view of this, improvement is studied for existing structure and missing, there is provided a kind of medical Bacteria Culture
Device, to achieve the purpose that with more more practical value.
The content of the invention
In order to solve the above technical problem, the present invention provides a kind of medical Incubators for bacteria culture, is trained with solving existing bacterium
The problem of foster case is uneven there are interior temperature distribution, and frequently observation easily pollutes culture medium.
The purpose and effect of the medical Incubators for bacteria culture of the present invention, are reached by technological means in detail below：
A kind of medical Incubators for bacteria culture, including base, fixed seat, outer barrel, upper cover, spiral cover, magnifying glass, liquid filling hole, PLC controls
Device processed, temperature sensor, inner cylinder, cylinder, fan, fan mounting holes, heating coil, semiconductor chilling plate, pillar, the first ventilation
Hole, culture plate, disk body, locating convex block, the second venthole, inner cylinder mounting hole and culture dish；The outer barrel is installed on by screw thread
The top of base；The upper cover is fastened on the top of outer barrel；The PLC controller is installed on the lateral wall of outer barrel；The temperature
Degree sensor is installed on the madial wall of outer barrel, and is electrically connected with PLC controller；The fixed seat is fixedly installed in base
Crown center position；The inner cylinder includes cylinder, fan, fan mounting holes, heating coil, semiconductor chilling plate and pillar；Institute
Cylinder is stated to be installed in fixed seat by screw thread；Fan mounting holes at three are offered on the cylinder, and on fan mounting holes
Fan is installed；The bottom of the fan mounting holes is in offering the first venthole at six on cylinder；In the inside of the cylinder
Between position be fixed with column, and semiconductor chilling plate is installed at the top of column；The outside of the column is in the inside of cylinder
Heating coil is provided with by stent；The culture plate includes disk body, locating convex block, the second venthole and inner cylinder mounting hole；Institute
The centre position for stating disk body offers inner cylinder mounting hole；The disk body is fixedly installed in the lateral wall of inner cylinder by inner cylinder mounting hole
On；The second venthole is offered on the disk body；Five groups of locating convex blocks, every group of convex are fixedly installed at the top of the disk body
Block is equipped with six.
Further, the disk body on inner cylinder between fan mounting holes and the first venthole.
Further, it is hinged with spiral cover at the top of the upper cover, and in offering liquid filling hole on the upper lid of spiral cover bottom.
Further, adjusting can be freely rotated in the upper cover relative to outer barrel.
Further, on the upper lid, magnifying glass is installed corresponding to culture dish on upright position.
Further, the fan is located at the top of culture dish in vertical direction.
Further, it is detachably connected between the inner cylinder and fixed seat, between outer barrel and base by screw thread composition.
Further, the culture dish is fixed on disk body by locating convex block.
Compared with prior art, the present invention has the advantages that：
The heating coil for adjusting cultivation temperature and semiconductor chilling plate are arranged in the inner cylinder among culture plate by the present invention
Portion, and the through hole by being set on fan and disk body and inner cylinder, make the temperature equalization of outer barrel everywhere, are controlled by PLC
Device and temperature sensor control the work of heating coil and semiconductor chilling plate, the constant of cultivation temperature are realized, so as to ensure
Bacterium optimal cultivation conditions.
It is detachably connected, is passed through by screw thread composition between the inner cylinder and fixed seat of the present invention, between outer barrel and base
Dismounting, it is more convenient that all parts of the present invention are cleaned and safeguarded.
The upper cover of the present invention can be rotated relative to outer barrel and adjusted, and using the more careful sight of the magnifying glass on upper lid
Examine the growth conditions of bacterium colony in culture dish；When needing to fill nutrient solution, added using dropper by the liquid filling hole at spiral cover
Note, avoids the culture dish pollution frequently opened upper cover and be easy to cause.
Brief description of the drawings
Fig. 1 is external structure schematic diagram of the present invention；
Fig. 2 is internal structure schematic diagram of the present invention；
Fig. 3 is fractionation structural representation of the present invention；
Fig. 4 is the mounting structure schematic diagram of inner cylinder and culture plate；
Fig. 5 is inner cylinder axis geodesic structure schematic diagram；
Fig. 6 is inner cylinder positive structure diagram；
Fig. 7 is inner cylinder internal structure schematic diagram；
Fig. 8 is the overlooking the structure diagram of disk body；
Fig. 9 is superstructure schematic diagram.
In figure：1- bases, 101- fixed seats, 2- outer barrels, 3- upper covers, 301- spiral covers, 302- magnifying glasses, 303- liquid filling holes,
4-PLC controllers, 5- temperature sensors, 6- inner cylinders, 601- cylinders, 602- fans, 603- fan mounting holes, 604- heating dish
Pipe, 605- semiconductor chilling plates, 606- pillars, the first ventholes of 607-, 7- culture plates, 701- disk bodies, 702- locating convex blocks,
The second ventholes of 703-, 704- inner cylinder mounting holes, 8- culture dishes.
Embodiment
The present invention is described further below in conjunction with attached drawing：
Embodiment：
As shown in attached drawing 1 to attached drawing 9：
A kind of medical Incubators for bacteria culture of present invention offer, including base 1, fixed seat 101, outer barrel 2, upper cover 3, spiral cover 301,
Magnifying glass 302, liquid filling hole 303, PLC controller 4, temperature sensor 5, inner cylinder 6, cylinder 601, fan 602, fan mounting holes
603, heating coil 604, semiconductor chilling plate 605, pillar 606, the first venthole 607, culture plate 7, disk body 701, convex
Block 702, the second venthole 703, inner cylinder mounting hole 704 and culture dish 8；The outer barrel 2 is installed on the top of base 1 by screw thread
Portion；The upper cover 3 is fastened on the top of outer barrel 2；The PLC controller 4 is installed on the lateral wall of outer barrel 2；The temperature passes
Sensor 5 is installed on the madial wall of outer barrel 2, and is electrically connected with PLC controller 4；The fixed seat 1 is fixedly installed in base 1
Crown center position；The inner cylinder 6 includes cylinder 601, fan 602, fan mounting holes 603, heating coil 604, semiconductor
Cooling piece 605 and pillar 606；The cylinder 601 is installed in fixed seat 1 by screw thread；Offered on the cylinder 601 at three
Fan mounting holes 603, and in being provided with fan 602 on fan mounting holes 603；The bottom of the fan mounting holes 603 is in cylinder
The first venthole 607 at six is offered on 601；The bosom position of the cylinder 601 is fixed with column 606, and in column
606 top is provided with semiconductor chilling plate 605；The outside of the column 606 is provided with the inside of cylinder 601 by stent
Heating coil 604；The culture plate 7 includes disk body 701, locating convex block 702, the second venthole 703 and inner cylinder mounting hole 704；
The centre position of the disk body 701 offers inner cylinder mounting hole 704；The disk body 701 is fixedly mounted by inner cylinder mounting hole 704
In on the lateral wall of inner cylinder 601；The second venthole 703 is offered on the disk body 701；The top of the disk body 701 is fixed and is set
Five groups of locating convex blocks 702 are equipped with, every group of locating convex block 702 is equipped with six.
Wherein, the disk body 701 on inner cylinder 601 between 603 and first venthole 607 of fan mounting holes, inner cylinder
The first venthole 607 on 601 carries out air circulation with the second venthole 703 on disk body 701 makes 701 bottom of disk body and top
The air in space mutually circulates.
Wherein, the top of the upper cover 3 is hinged with spiral cover 301, and in offering liquid feeding in the upper cover 3 of 301 bottom of spiral cover
Hole 303, upper cover 3 use transparent material, and the position of culture dish 8 and state on culture plate 7 can be observed, due to liquid filling hole 303 compared with
It is small, it can be stretched into using dropper in a night sky 303 and add nutrient solution, avoided the overall pollution opened upper cover 3 and be easy to cause and show
As.
Wherein, the upper cover 3 can be freely rotated adjusting relative to outer barrel 2, corresponding on upright position in the upper cover 3
Magnifying glass 302, rotary upper cover 3 are installed in culture dish 8, the position for adjusting magnifying glass 302 is aligned with culture dish 8, can be more clear
The clear growth conditions for observing bacterium colony in culture dish 8.
Wherein, the fan 602 is located at the top of culture dish 8 in vertical direction, avoids the air-flow that fan 602 is formed from disturbing
Nutrient solution in dynamic culture dish 8.
Wherein, detachably connected by screw thread composition between the inner cylinder 6 and fixed seat 101, between outer barrel 2 and base 1
Connect, it is more convenient that all parts of the present invention are cleaned and safeguarded by dismounting.
Wherein, the culture dish 8 is fixed on disk body 701 by locating convex block 702, and locating convex block 702 uses rubber material
Culture dish 8, can be fixedly clamped on disk body 701, avoids rocking by matter using convex block 702.
The specifically used mode of the present embodiment and effect：
In the use of the present invention, culture dish 8 is placed on disk body 701, using the convex block 702 of rubber material by culture dish
8 are fixedly clamped, and upper cover 3 is fastened on outer barrel 2, and cultivation temperature is set by PLC controller 4, if environment temperature is less than culture
Required temperature, then need to carry out heating treatment to the inside of outer barrel 2 using heating coil 604, under the action of fan 602, by
Cylinder 601 inside heating after air be drained into outside inner cylinder 601, disk body 701 on inner cylinder 601 be located at fan mounting holes 603 with
Between first venthole 607, the first venthole 607 on inner cylinder 601 carries out air with the second venthole 703 on disk body 701
Circulation makes the air of 701 bottom of disk body and headroom mutually circulate, and realizes whole 2 internal temperature of outer barrel balanced, if environment
Temperature then needs to cool down using semiconductor chilling plate 605, since the temperature of Bacteria Culture is most higher than culture required temperature
Higher than room temperature, required refrigerating capacity is little, and in the range of small refrigerating capacity, semiconductor to the cold air that could be used without mechanical oscillation is used as system
Cold element, can not only reduce the control error of temperature, reduce the time of thermotonus, can also eliminate interference of the vibration to sample,
The financial cost of Bacteria Culture is reduced at the same time；The temperature sensor 5 being arranged on 2 inner wall of outer barrel monitors cultivation temperature in real time, and
PLC controller 4 is communicated information to, the work of heating coil 604 and semiconductor chilling plate 605 is controlled by PLC controller 4,
Realize the constant control of cultivation temperature.
The magnifying glass 302 installed in upper cover 3, what can be become apparent from observes the growth conditions of bacterium colony in culture dish 8, if needing
It can be filled to carrying out liquid feeding in culture dish 8 by liquid filling hole 303, upper cover 3 uses transparent material, can be observed to cultivate
The position of culture dish 8 and state on disk 7, since liquid filling hole 303 is smaller, is stretched into a night sky 303 using dropper and add nutrient solution,
Avoid the overall contamination phenomenon opened upper cover 3 and be easy to cause.
Using technical solution of the present invention, or those skilled in the art is under the inspiration of technical solution of the present invention, if
Similar technical solution is counted out, and reaches above-mentioned technique effect, is to fall into protection scope of the present invention.
Claims (8)
- A kind of 1. medical Incubators for bacteria culture, it is characterised in that：The medical Incubators for bacteria culture includes base, fixed seat, outer barrel, on Lid, spiral cover, magnifying glass, liquid filling hole, PLC controller, temperature sensor, inner cylinder, cylinder, fan, fan mounting holes, heating dish Pipe, semiconductor chilling plate, pillar, the first venthole, culture plate, disk body, locating convex block, the second venthole, inner cylinder mounting hole and Culture dish；The outer barrel is installed on the top of base by screw thread；The upper cover is fastened on the top of outer barrel；The PLC controls Device is installed on the lateral wall of outer barrel；The temperature sensor is installed on the madial wall of outer barrel, and is electrically connected with PLC controller Connect；The fixed seat is fixedly installed in the crown center position of base；The inner cylinder include cylinder, fan, fan mounting holes, plus Hot coil, semiconductor chilling plate and pillar；The cylinder is installed in fixed seat by screw thread；Offered on the cylinder at three Fan mounting holes, and in being provided with fan on fan mounting holes；The bottom of the fan mounting holes on cylinder in offering at six First venthole；The bosom position of the cylinder is fixed with column, and semiconductor chilling plate is provided with the top of column； The outside of the column is provided with heating coil in the inside of cylinder by stent；The culture plate include disk body, locating convex block, Second venthole and inner cylinder mounting hole；The centre position of the disk body offers inner cylinder mounting hole；The disk body is consolidated by inner cylinder Determine hole to be fixedly installed on the lateral wall of inner cylinder；The second venthole is offered on the disk body；The top of the disk body is fixed and is set Five groups of locating convex blocks are equipped with, every group of locating convex block is equipped with six.
- 2. medical Incubators for bacteria culture as claimed in claim 1, it is characterised in that：The disk body is in being located at fan mounting holes on inner cylinder Between the first venthole.
- 3. medical Incubators for bacteria culture as claimed in claim 1, it is characterised in that：It is hinged with spiral cover at the top of the upper cover, and in Liquid filling hole is offered on the upper lid of spiral cover bottom.
- 4. medical Incubators for bacteria culture as claimed in claim 1, it is characterised in that：Adjusting can be freely rotated in upper cover relative to outer barrel.
- 5. the medical Incubators for bacteria culture as described in claim 1 or 4, it is characterised in that：It is corresponding on upright position on the upper lid Magnifying glass is installed in culture dish.
- 6. medical Incubators for bacteria culture as claimed in claim 1, it is characterised in that：The fan is located at culture dish in vertical direction Top.
- 7. medical Incubators for bacteria culture as claimed in claim 1, it is characterised in that：Between the inner cylinder and fixed seat, outer barrel and bottom It is detachably connected between seat by screw thread composition.
- 8. medical Incubators for bacteria culture as claimed in claim 1, it is characterised in that：The culture dish is fixed on disk by locating convex block On body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711428076.4A CN107955780A (en) | 2017-12-26 | 2017-12-26 | A kind of medical Incubators for bacteria culture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711428076.4A CN107955780A (en) | 2017-12-26 | 2017-12-26 | A kind of medical Incubators for bacteria culture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107955780A true CN107955780A (en) | 2018-04-24 |
Family
ID=61956899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711428076.4A Withdrawn CN107955780A (en) | 2017-12-26 | 2017-12-26 | A kind of medical Incubators for bacteria culture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107955780A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109486673A (en) * | 2018-12-05 | 2019-03-19 | 商庆尧 | A kind of probiotic's culture device and working method and culture plate |
| CN110079438A (en) * | 2019-05-27 | 2019-08-02 | 蔡玉华 | A kind of fast culture mechanism for sewage bacterial |
| CN112210488A (en) * | 2020-10-31 | 2021-01-12 | 胡斌 | Cell culture sampling detection case |
| WO2021123762A1 (en) * | 2019-12-17 | 2021-06-24 | Oribiotech Ltd | An apparatus |
| CN113355218A (en) * | 2020-03-05 | 2021-09-07 | 房本院 | Full-automatic blood bacteria culture appearance of screw propulsion formula for clinical laboratory of hospital |
| CN113621510A (en) * | 2021-09-01 | 2021-11-09 | 鲁东大学 | Microbial cultivation equipment for livestock quarantine |
-
2017
- 2017-12-26 CN CN201711428076.4A patent/CN107955780A/en not_active Withdrawn
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109486673A (en) * | 2018-12-05 | 2019-03-19 | 商庆尧 | A kind of probiotic's culture device and working method and culture plate |
| CN109486673B (en) * | 2018-12-05 | 2022-03-01 | 武汉蜜欢健康产业发展有限公司 | Probiotics culture apparatus and culture dish |
| CN110079438A (en) * | 2019-05-27 | 2019-08-02 | 蔡玉华 | A kind of fast culture mechanism for sewage bacterial |
| WO2021123762A1 (en) * | 2019-12-17 | 2021-06-24 | Oribiotech Ltd | An apparatus |
| CN113355218A (en) * | 2020-03-05 | 2021-09-07 | 房本院 | Full-automatic blood bacteria culture appearance of screw propulsion formula for clinical laboratory of hospital |
| CN113355218B (en) * | 2020-03-05 | 2022-07-12 | 上海揽微赛尔生物科技有限公司 | Full-automatic blood bacteria culture appearance of screw propulsion formula for clinical laboratory of hospital |
| CN112210488A (en) * | 2020-10-31 | 2021-01-12 | 胡斌 | Cell culture sampling detection case |
| CN113621510A (en) * | 2021-09-01 | 2021-11-09 | 鲁东大学 | Microbial cultivation equipment for livestock quarantine |
| CN113621510B (en) * | 2021-09-01 | 2023-06-27 | 鲁东大学 | Microorganism culture equipment for livestock quarantine |
| CN116640657A (en) * | 2021-09-01 | 2023-08-25 | 鲁东大学 | Microorganism culture equipment with temperature control ring |
| CN116640657B (en) * | 2021-09-01 | 2023-09-22 | 鲁东大学 | Microorganism culture equipment with temperature control ring |
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Application publication date: 20180424 |