CN110178832A - It is a kind of for storing the ultralow temperature storage device of biological sample - Google Patents
It is a kind of for storing the ultralow temperature storage device of biological sample Download PDFInfo
- Publication number
- CN110178832A CN110178832A CN201910421255.8A CN201910421255A CN110178832A CN 110178832 A CN110178832 A CN 110178832A CN 201910421255 A CN201910421255 A CN 201910421255A CN 110178832 A CN110178832 A CN 110178832A
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- Prior art keywords
- bracket
- pallet
- storage device
- liquid nitrogen
- temperature storage
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N1/00—Preservation of bodies of humans or animals, or parts thereof
- A01N1/02—Preservation of living parts
- A01N1/0236—Mechanical aspects
- A01N1/0242—Apparatuses, i.e. devices used in the process of preservation of living parts, such as pumps, refrigeration devices or any other devices featuring moving parts and/or temperature controlling components
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N1/00—Preservation of bodies of humans or animals, or parts thereof
- A01N1/02—Preservation of living parts
- A01N1/0236—Mechanical aspects
- A01N1/0242—Apparatuses, i.e. devices used in the process of preservation of living parts, such as pumps, refrigeration devices or any other devices featuring moving parts and/or temperature controlling components
- A01N1/0252—Temperature controlling refrigerating apparatus, i.e. devices used to actively control the temperature of a designated internal volume, e.g. refrigerators, freeze-drying apparatus or liquid nitrogen baths
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
Abstract
The invention discloses a kind of for storing the ultralow temperature storage device of biological sample, it include: liquid nitrogen container, bracket swing mechanism in liquid nitrogen container is set, the bracket of multiple sectors is placed on the bracket swing mechanism, is provided with the pallet of multiple sectors in bracket from top to bottom；Tray elevator character structure, for bracket being put into or being proposed liquid nitrogen container；Pallet parallel moving mechanism；The storage device in liquid nitrogen container by being arranged the bracket slewing equipment that can be rotated, multiple brackets are placed on bracket slewing equipment, storage has the pallet of biological sample in bracket, bracket lifting device is set to grab bracket in the sample exit port of liquid nitrogen container, then moves pallet by pallet translation apparatus, biological sample test tube is finally grabbed with manipulator, realize full-automatic operation, it is higher to store quality, greatly reduces manpower and material resources, increases working efficiency.
Description
Technical field
The present invention relates to biological sample storage device technical field, in particular to a kind of high degree of automation is used to store
The ultralow temperature storage device of biological sample.
Background technique
The fast development of current life science constantly promotes (biomarker research, cell treatment to biological sample quality requirement
Method ...), but domestic biological sample bank development is slower, and appointed condition shortage is a key factor.The country there is no automatically at present
Change ultralow temperature and stores equipment, what is used is mostly manual cryogenic storage, and being automatically stored with management system is external import, and
Manipulator uses ultralow temperature manipulator, and expense is high.
For biological sample bank inventory sample size increased trend year by year, existing biological sample bank storage management mode
Be no longer satisfied sample management demand.Traditional biological sample database stores up blood refrigerator using low temperature, and inventory limitation is low, people is relied on to come
Progress accessing operation, storage quality are difficult to ensure, increase research work risk, while can also consume excessive human and material resources.
Although the integrated large cold storage that majority biological sample bank administrative center establishes and uses at present improves low temperature storage blood refrigerator
Disadvantage, and be used widely by the features such as large capacity, low cost, save space, low noise, bipolar refrigeration, but it only considers
Quantity in stock and refrigeration effect ignore the convenience of accessing operation and stock control, lead to these biological sample bank control systems still
So using full manual operations and artificial stock control system, there are inconveniences and security risk.
Summary of the invention
It is low in order to solve existing biological sample storage device the degree of automation, manpower and material resources problem at high cost, this hair
A kind of ultralow temperature storage device of the bright biological sample that high automation is provided.
To achieve the goals above, present invention provide the technical scheme that it is a kind of for storing the ultralow temperature of biological sample
Storage device, comprising: liquid nitrogen container, including inside and outside two layers of tank body, are vacuum between two layers of tank body, and internal layer tank body is used to store liquid nitrogen
And sample tube；Bracket swing mechanism in liquid nitrogen container is set, multiple sectors are placed on the bracket swing mechanism
Bracket is provided with the pallet of multiple sectors in bracket from top to bottom；Tray elevator character structure, for bracket being put into or being proposed liquid
Nitrogen tank；Pallet parallel moving mechanism, for being taken out pallet out of bracket or pallet being put into bracket.
The pallet includes the fan-shaped pallet chassis with cavity, the pallet chassis as a preferred technical solution,
Top is equipped with the first pallet template made of polytetrafluoroethylene (PTFE), and the top of the first pallet template is made equipped with polytetrafluoroethylene (PTFE)
The second pallet template, multiple lower spacers, first support are fixed between the pallet chassis and the first pallet template
Upper spacer corresponding with the lower spacer is fixed between disk template and the second pallet template.
In the above-mentioned technical solutions, the tray elevator character structure includes lifting frame, and the two sides of the lifting frame are equipped with
Rolling guide, the rolling guide are equipped with lifting platform, are equipped with grabbing device below the lifting platform.
Based on the above technical solution, further, the grabbing device includes removable cover, and the removable cover is fixed
Below the lifting platform, fixed frame is installed below the removable cover, the bottom of the fixed frame sets that there are three L shapes
Grapple, two of them grapple towards identical, the direction of another grapple is in contrast.
The poppet there are three setting in the shape of " pin " is set at the top of the bracket as a preferred technical solution, it is described
The cross section of poppet is matched with the grapple in T-shaped.
In the above-mentioned technical solutions, the bracket swing mechanism includes circular bracket storing board, the bracket storing board
It is formed by connecting, is opened up on the revolution supporting plate there are two location hole by the revolution supporting plate of multiple sectors.
Further, the center of the bracket storing board is connected with rotating shaft, and the rotating shaft is connected with turning motor.
Based on the above technical solution, further, the bottom of the bracket set there are two with the location hole phase
The locating cone of cooperation.
In the above-mentioned technical solutions, the pallet parallel moving mechanism includes mobile pallet, and the mobile pallet is fixed on slide unit
On, the lower section of the slide unit is equipped with screw rod, and the screw rod is connect with pull motor.
The ultralow temperature storage device further includes manipulator as a preferred technical solution, and the manipulator includes cursor,
The cursor is mounted in the manipulator base that can be horizontally rotated, and the machinery that can be moved up and down is equipped on the cursor
The lower section in portion at hand, the manipulator head is equipped with hand grip.
The beneficial effect of the present invention compared with the existing technology is: the storage device can be rotated by being arranged in liquid nitrogen container
Bracket slewing equipment, place multiple brackets on bracket slewing equipment, storage has the pallet of biological sample in bracket, in liquid
The sample exit port setting bracket lifting device of nitrogen tank moves pallet to grab bracket, then by pallet translation apparatus, finally uses
Manipulator grabs biological sample test tube, realizes full-automatic operation, and storage quality is higher, and uses room temperature manipulator, because
This greatly reduces manpower and material resources and financial resources cost, increases working efficiency.
Detailed description of the invention
Fig. 1 is overall structure figure of the invention；
Fig. 2 is the structure chart of liquid nitrogen container；
Fig. 3 is the structure chart of adjusting block；
Fig. 4 is the structure chart of bracket swing mechanism；
Fig. 5 is the structure chart of bracket；
Fig. 6 is the structure chart in the another direction of bracket；
Fig. 7 is the structure chart of pallet；
Fig. 8 is the structure chart of tray elevator character structure；
Fig. 9 is the structure chart of grabbing device；
Figure 10 is the structure chart of pallet parallel moving mechanism；
Figure 11 is the structure chart of manipulator.
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing.It should be noted that for
The explanation of these embodiments is used to help understand the present invention, but and does not constitute a limitation of the invention.In addition, disclosed below
The each embodiment of the present invention involved in technical characteristic can be combined with each other as long as they do not conflict with each other.
As described in Figure 1, a kind of for storing the ultralow temperature storage device of biological sample, including liquid nitrogen container 1, in liquid nitrogen container 1
Bracket swing mechanism 2 is inside installed, fan-shaped bracket 3 is used to store on bracket swing mechanism 2, is arranged from top to bottom in bracket 3
There is the pallet 4 of multiple sectors, pallet 4 is used to store sample tube, is equipped with bracket above the sample exit port of liquid nitrogen container 1 and mentions
Mechanism 5 is risen, tray elevator character structure 5 is used to be put into liquid nitrogen container 1 by bracket 3 from taking-up in liquid nitrogen container 1 or by bracket 3, in addition,
It is also equipped with pallet parallel moving mechanism 6 in the sample outlet of liquid nitrogen container 1, pallet parallel moving mechanism 6 is used to pallet 4 out of bracket 3
It takes out or pallet 4 is put into bracket 3, as a kind of preferred embodiment, manipulator 7 is additionally provided with by pallet parallel moving mechanism 6,
The test tube that manipulator 7 is used to store on pallet 4 biological sample is put into pallet 4 or is drawn off.
Lower mask body combination attached drawing specifically introduces the structure and working method of each part:
As shown in Figures 2 and 3, liquid nitrogen container 1 includes inner tank body 11 and outer tank body 12, is vacuum, internal layer between two layers of tank body
Tank body is used to store liquid nitrogen and sample tube；Liquid nitrogen container can store -196 DEG C of liquid nitrogen, the fan-shaped seal 13 of liquid nitrogen container
Surrounding inner wall fills thermal insulation material, and secondly ring flange and lower section tank mouth 13 use separate type, it is therefore intended that mitigates tank body itself weight
Amount, all around 4 tank body support legs 14 are assemblied on pedestal 1 lower section of liquid nitrogen container, make liquid nitrogen tank body 1 by adjusting skewback 15
Guarantee horizontal reference requirement, and liquid nitrogen tank base is suspended from the ground, reduces foundation bearing load.
Further, bracket swing mechanism 2 is arranged in liquid nitrogen container 1, as shown in figure 4, the circular support of bracket swing mechanism 2
Frame storing board 21, bracket storing board 21 are made of the revolution supporting plate 211 of multiple sectors, are turned round and are used to place bracket on supporting plate 211
3, the center of bracket storing board 21 is connected with rotating shaft 22, and rotating shaft 22 is connected with turning motor 23, and turning motor 23 rotates band
Dynamic rotating shaft 22 rotates, this makes it possible to drive bracket storing board 21 to rotate so that the bracket 3 on revolution supporting plate 211 with
With rotation, the purpose for the arrangement is that because the sample exit port of liquid nitrogen container 1 is merely able to have to rotation support by a bracket
Frame storing board can select different brackets.
In addition, opening up on revolution supporting plate 211, there are two location holes 210, and location hole 210 is for determining bracket 3
Position, as shown in figure 5, the bottom of bracket 3 is set there are two locating cone 33, locating cone 33 can guarantee location hole 210 in this way
Bracket 3 rotation when not there is a situation where sliding, and bracket 3 is put into revolution supporting plate 211 on when can be realized
Precise positioning.
As shown in Figure 5 and Figure 6, bracket 3 is fan-shaped, and the inside of bracket 3 is evenly arranged with multiple pallet partitions under upper
31, pallet partition 31 is used to placement tray 4, and the top of bracket 3 is set there are three poppet 32 in the shape of " pin ", poppet 32
In T-shaped, effect is to facilitate hoisting mechanism 5 to be lifted to provide fulcrum to tray elevator character structure 5 for cross section.
As shown in fig. 7, offering cavity in pallet chassis 41 fan-shaped in pallet 4, be used to store liquid nitrogen, to stem cell into
Row freezing, in this way when pallet leaves liquid nitrogen container, can also store certain liquid nitrogen, when guaranteeing that pallet leaves latter section of storage tank
Interior holding low-temperature condition, maintains the ultra low temperature state of sample.
The first pallet template 42 made of polytetrafluoroethylene (PTFE), the top of the first pallet template 42 are equipped with above pallet chassis 41
Equipped with the second pallet template 43 made of polytetrafluoroethylene (PTFE), quantity is offered in the first pallet template 42 and the second pallet template 43
The identical test tube receiving hole 44 for being used to store test tube, the test tube for storing stem cell pass through on the second pallet 43 after test tube receiving hole
The test tube receiving hole being then passed through on the first pallet 42, the bottom of last test tube touch pallet chassis 41, pass through two supports in this way
Disk template fixes test tube, can effectively ensure that the stability of test tube, in addition, making tray bottom by polytetrafluoroethylene (PTFE)
Disk, not only environment friendly and pollution-free but also light-weight, consumptive material is few, at low cost.
Further, multiple lower spacers 45, the first pallet are fixed between pallet chassis 41 and the first pallet template 42
Upper spacer 46 corresponding with lower spacer is fixed between template 42 and the second pallet template 43 to be provided in the present embodiment
Six lower spacers and six upper spacers, six lower spacers and lower spacer are separately positioned on corner and the sector of fan trays
Center, the effect of upper spacer 46 and lower spacer 45 be by between the first pallet template 42 and the second pallet template 43 with
And first be arranged gap between pallet template 42 and pallet chassis 41, setting gap is to improve and put between two pallet templates
The reason of setting the stability of test tube, gap is arranged between the first pallet template 42 and pallet chassis 41 is storage in pallet chassis 41
Liquid nitrogen can reduce liquid nitrogen volatilization in this way, substantially reduce liquid nitrogen maintenance cost, can also guarantee the stabilization of the temperature of sample storage
Property, it preferably ensure that sample stores quality.
Cylindrical on lower spacer 45 and upper spacer 46, centre offers through-hole, in addition, in the table of the second pallet template 43
Face is equipped with multiple glands 47, and gland 47 is arranged in the top of the upper spacer 46, also offers through-hole on gland 47, pass through in this way
Gland 47 can be fixed in the second pallet template 43 by screw, and screw is after the second pallet template 43 again by upper spacer 46
It is fixed between two pallet templates, is finally passing through lower spacer 45, lower spacer 45 is fixed in pallet chassis 41, it is logical in this way
All parts can be fixed together by crossing a screw, and disassembly and assembly is all very convenient, be processed also simple.
As shown in figure 8, tray elevator character structure 5 includes lifting frame 51, the two sides of lifting frame 51 are equipped with rolling guide 52,
Rolling guide 52 is equipped with lifting platform 53, and the lower section of lifting platform 53 is equipped with grabbing device 54.Pacify at the top of lifting frame 51
Equipped with lifting motor 55, lifting motor 55 is connect with ball-screw 56 by toothed belt transmission, and lifting platform 53 passes through ball nut
It being connected on ball-screw 56, the rotation of lifting motor 55 drives ball-screw 56 to rotate, so that lifting platform 53 is driven to move up and down,
Preferably grabbing device 54 is driven to move up and down, grabbing device 54 drives bracket 3 to move up and down, and realizes full-automatic.
Further as shown in figure 9, grabbing device 54 includes removable cover 541, thermal insulating material is filled in the inside of removable cover 541
Material, plays the role of sealing thermal insulation, removable cover 541, which drops to designated position and the sample exit port of liquid nitrogen tank body 1, closely to be tied
It closes, to reach sealing purpose.The fixed frame 542 installed below removable cover 541, fixed frame 542 are used to connect grapple,
Set the grapple 543 there are three L shape in the bottom of fixed frame 542, two of them grapple towards identical, another grapple
Towards with the two grapples on the contrary, the spacing of two neighboring grapple is equal, tray rack both direction stress is enabled in this way, such as
Three grapples are arranged to identical direction by fruit, then being easy to appear what inclination or tray rack slid during crawl
It happens, and is arranged to two opposite directions, then entire tray rack meeting uniform force, greatly improves stability
In the present embodiment, the setting that three grapples are arc-shaped, and link together by welding, relative to
Each support portion is arranged to single, the Grasping skill of grapple entirety can be increased by linking together, and improved entire grapple and existed
Grab the stability of tray rack.It should be noted that although in the present embodiment, the support portion of three grapples is welded to
Together, but protection scope of the present invention is not limited to this, and each grapple is arranged to individual mode also in guarantor of the invention
It protects in range.
When needing for pallet 4 to be placed into bracket 3, need to use pallet parallel moving mechanism 6, as shown in Figure 10, pallet is flat
Motivation structure 6 includes mobile pallet 61, and mobile pallet 61 is fixed on slide unit 62, and the lower section of slide unit 62 is equipped with screw rod 63, screw rod 63
It is connect with pull motor 64, it is only necessary to which, by pallet parallel moving mechanism 6 and the setting at an angle of bracket 3, such pallet 4 is placed into
When on mobile pallet 61, pull motor 64 can rotate screw rod 63, and then the mobile drive mobile pallet 61 of slide unit 62 is mobile, support
Disk 4 can aligning bracket 3, and then directly pallet 4 is put into bracket 3.
In order to realize full-automation, which further includes manipulator 7, and as shown in figure 11, manipulator 7 includes cursor
71, cursor 71 is mounted on being mounted in manipulator base 72 of can horizontally rotating, be equipped on cursor 71 can on move down
Dynamic manipulator head 73, the lower section on manipulator head 73 are equipped with hand grip 74, manipulator receive sample instruction information into
Line access operation, the rotation of 71 horizontal direction of movement and cursor of vertical direction is carried out by handgrip 74, drives manipulator
Handgrip 74 grabs the test tube sample in pallet.
In conjunction with attached drawing, the embodiments of the present invention are described in detail above, but the present invention is not limited to described implementations
Mode.For a person skilled in the art, in the case where not departing from the principle of the invention and spirit, to these embodiments
A variety of change, modification, replacement and modification are carried out, are still fallen in protection scope of the present invention.
Claims (10)
1. a kind of for storing the ultralow temperature storage device of biological sample characterized by comprising
Liquid nitrogen container, including inside and outside two layers of tank body, are vacuum between two layers of tank body, and internal layer tank body is used to store liquid nitrogen and sample examination
Pipe, outer layer tank body play insulation effect；
Bracket swing mechanism in liquid nitrogen container is set, the bracket of multiple sectors, bracket are placed on the bracket swing mechanism
It is inside provided with the pallet of multiple sectors from top to bottom；
Tray elevator character structure, for bracket being put into or being proposed liquid nitrogen container；
Pallet parallel moving mechanism, for being taken out pallet out of bracket or pallet being put into bracket.
2. ultralow temperature storage device according to claim 1, it is characterised in that: the pallet includes fan-shaped with cavity
Pallet chassis, be equipped with the first pallet template made of polytetrafluoroethylene (PTFE), the first pallet template above the pallet chassis
Top be equipped with the second pallet template, multiple lower spacers, institute are fixed between the pallet chassis and the first pallet template
It states and is fixed with upper spacer corresponding with the lower spacer between the first pallet template and the second pallet template.
3. ultralow temperature storage device according to claim 1, it is characterised in that: the tray elevator character structure includes lifting frame
Frame, the two sides of the lifting frame are equipped with rolling guide, and the rolling guide is equipped with lifting platform, and the lower section of the lifting platform is pacified
Equipped with grabbing device.
4. ultralow temperature storage device according to claim 3, it is characterised in that: the grabbing device includes removable cover, institute
It states removable cover to be fixed below the lifting platform, fixed frame, the bottom of the fixed frame is installed below the removable cover
If there are three the grapple of L shape, two of them grapple towards identical, the direction of another grapple is in contrast.
5. ultralow temperature storage device according to claim 4, it is characterised in that: be in there are three being set at the top of the bracket
The poppet of triangle disposition setting, the cross section of the poppet are matched with the grapple in T-shaped.
6. ultralow temperature storage device according to claim 1, it is characterised in that: the bracket swing mechanism includes circular
Bracket storing board, the bracket storing board are spliced by the revolution supporting plate of multiple sectors, offer two on the revolution supporting plate
A location hole.
7. ultralow temperature storage device according to claim 6, it is characterised in that: the center of the bracket storing board is connected with
Rotating shaft, the rotating shaft are connected with turning motor.
8. ultralow temperature storage device according to claim 6, it is characterised in that: the bottom of the bracket set there are two with institute
State the locating cone that location hole matches.
9. ultralow temperature storage device according to claim 1, it is characterised in that: the pallet parallel moving mechanism includes mobile support
Plate, the mobile pallet are fixed on slide unit, and the lower section of the slide unit is equipped with screw rod, and the screw rod is connect with pull motor.
10. ultralow temperature storage device described in any one of -9 according to claim 1, it is characterised in that: it further include manipulator,
The manipulator includes cursor, and the cursor is mounted in the manipulator base that can be horizontally rotated, and is pacified on the cursor
Equipped with the manipulator head that can be moved up and down, the lower section on the manipulator head is equipped with hand grip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910421255.8A CN110178832A (en) | 2019-05-21 | 2019-05-21 | It is a kind of for storing the ultralow temperature storage device of biological sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910421255.8A CN110178832A (en) | 2019-05-21 | 2019-05-21 | It is a kind of for storing the ultralow temperature storage device of biological sample |
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| Publication Number | Publication Date |
|---|---|
| CN110178832A true CN110178832A (en) | 2019-08-30 |
Family
ID=67716991
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910421255.8A Withdrawn CN110178832A (en) | 2019-05-21 | 2019-05-21 | It is a kind of for storing the ultralow temperature storage device of biological sample |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110436027A (en) * | 2019-09-20 | 2019-11-12 | 上海原能细胞生物低温设备有限公司 | A kind of system for storing biological sample |
| CN110583628A (en) * | 2019-10-11 | 2019-12-20 | 山东山大附属生殖医院有限公司 | Biological cell refrigerating device convenient to search |
| CN111937857A (en) * | 2020-07-03 | 2020-11-17 | 田琳琳 | Biological medicine storage device convenient to use |
| CN114483327A (en) * | 2020-10-23 | 2022-05-13 | 南京理学工程数据技术有限公司 | Voltage output type accelerator knob manufactured by adopting coding switch |
| CN114557338A (en) * | 2022-03-01 | 2022-05-31 | 广西壮族自治区水牛研究所 | Frozen freshness retaining device for buffalo breeding embryos |
| CN115176797A (en) * | 2022-07-14 | 2022-10-14 | 夏兴林 | Biological sample preserves extractor |
| CN117682258A (en) * | 2024-02-04 | 2024-03-12 | 山东善缘生物科技有限公司 | Automatic storing and taking device capable of effectively preventing activity reduction of stem cells |
-
2019
- 2019-05-21 CN CN201910421255.8A patent/CN110178832A/en not_active Withdrawn
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110436027B (en) * | 2019-09-20 | 2024-04-26 | 上海原能细胞生物低温设备有限公司 | System for storing biological samples |
| CN110436027A (en) * | 2019-09-20 | 2019-11-12 | 上海原能细胞生物低温设备有限公司 | A kind of system for storing biological sample |
| CN110583628A (en) * | 2019-10-11 | 2019-12-20 | 山东山大附属生殖医院有限公司 | Biological cell refrigerating device convenient to search |
| CN110583628B (en) * | 2019-10-11 | 2021-08-24 | 山东山大附属生殖医院有限公司 | Biological cell refrigerating device convenient to search |
| CN111937857A (en) * | 2020-07-03 | 2020-11-17 | 田琳琳 | Biological medicine storage device convenient to use |
| CN111937857B (en) * | 2020-07-03 | 2021-12-10 | 吉林省煜晖生物科技有限公司 | Biological medicine storage device convenient to use |
| CN114483327A (en) * | 2020-10-23 | 2022-05-13 | 南京理学工程数据技术有限公司 | Voltage output type accelerator knob manufactured by adopting coding switch |
| CN114557338A (en) * | 2022-03-01 | 2022-05-31 | 广西壮族自治区水牛研究所 | Frozen freshness retaining device for buffalo breeding embryos |
| CN114557338B (en) * | 2022-03-01 | 2024-04-19 | 广西壮族自治区水牛研究所 | Embryo freezing fresh-keeping device for buffalo breeding |
| CN115176797B (en) * | 2022-07-14 | 2023-12-22 | 安徽禾庚生物技术有限公司 | Biological sample preservation extractor |
| CN115176797A (en) * | 2022-07-14 | 2022-10-14 | 夏兴林 | Biological sample preserves extractor |
| CN117682258A (en) * | 2024-02-04 | 2024-03-12 | 山东善缘生物科技有限公司 | Automatic storing and taking device capable of effectively preventing activity reduction of stem cells |
| CN117682258B (en) * | 2024-02-04 | 2024-04-09 | 山东善缘生物科技有限公司 | Automatic storing and taking device capable of effectively preventing activity reduction of stem cells |
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Application publication date: 20190830 |
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