CN208307482U - A kind of liquid nitrogen storage tank - Google Patents
A kind of liquid nitrogen storage tank Download PDFInfo
- Publication number
- CN208307482U CN208307482U CN201820930546.0U CN201820930546U CN208307482U CN 208307482 U CN208307482 U CN 208307482U CN 201820930546 U CN201820930546 U CN 201820930546U CN 208307482 U CN208307482 U CN 208307482U
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- CN
- China
- Prior art keywords
- liquid nitrogen
- centrifuge tube
- storage tank
- cover
- aperture plate
- Prior art date
- 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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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a kind of liquid nitrogen storage tank, including liquid nitrogen tank body and cover, and the top plate inner surface of cover is connected with centrifuge tube rack, and when the nozzle of sealing of tank cover liquid nitrogen tank body, centrifuge tube rack is sealed in the inside of liquid nitrogen tank body；Centrifuge tube rack includes braced frame, is arranged in parallel with multilayer aperture plate in braced frame from top to bottom, multiple eyelets is uniformly provided in every layer of aperture plate, eyelet is for suspending centrifuge tube.The liquid nitrogen storage tank structure of the utility model is simple, the cover of centrifuge tube rack and liquid nitrogen storage tank constitutes an entirety, not only centrifuge tube fetches conveniently, and centrifuge tube places steady, sample and is not easy to be scattered, centrifuge tube rack will not have an impact the sealing effect of liquid nitrogen storage tank when being located inside liquid nitrogen storage tank, to be conducive to improve the quick-frozen effect of sample.
Description
Technical field
The utility model relates to cryopreservation technical fields, more particularly to a kind of liquid nitrogen storage tank.
Background technique
Many samples needs in biological experiment are quick-frozen in liquid nitrogen, and are temporarily stored in liquid nitrogen environment.Currently, one
As using rope binding centrifuge tube fall into liquid nitrogen container, rope one end is tied up on the cover of liquid nitrogen container, liquid nitrogen container is then covered, will
Rope is stuck on lid for fixing.Such storing mode has the following drawbacks: (1) arbitrarily hanging in liquid nitrogen container can put
It is dynamic, it is easy to cause cover to collapse out, sample is made to be scattered；(2) rope binding is easy that centrifuge tube is made to fall off, and falling into liquid nitrogen pot bottom can not
It takes out；(3) therefore rope can be stuck in lid mouth, make liquid nitrogen container bad sealing, liquid nitrogen gasification is caused to be lost.Therefore, a kind of liquid is designed
Nitrogen article-storage device reduces liquid nitrogen vaporization, more preferably more easily stores biological sample.
Utility model content
The purpose of the utility model is to provide a kind of placements of sample steadily, is not easy to be scattered, the good liquid of liquid nitrogen container sealing effect
Nitrogen storage tank.
To achieve the above object, the utility model provides following scheme:
The utility model provides a kind of liquid nitrogen storage tank, it is characterised in that: including liquid nitrogen tank body and cover, the top of the cover
Plate inner surface is connected with centrifuge tube rack, described in the sealing of tank cover when nozzle of liquid nitrogen tank body, the centrifuge tube rack
It is sealed in the inside of the liquid nitrogen tank body；The centrifuge tube rack includes braced frame, in the braced frame from upper and
Under be arranged in parallel with multilayer aperture plate, be uniformly provided with multiple eyelets in every layer of aperture plate, the eyelet for suspend from
Heart pipe.
Optionally, the braced frame includes more support columns, and the more support columns are along the circumferential uniform of the cover
Distribution.
Optionally, the support column is four, and the support column is glass reinforced plastic support column, the top of the every support column
It is provided with hook, the top plate inner surface of the cover is provided with and the matched hook ring of hook, the centrifuge tube rack
It is suspended on the hook ring by the hook.
Optionally, the support column is four, and the support column is glass reinforced plastic support column, the every glass reinforced plastic support column
Or integrated molding Nian Jie with the top plate inner surface of the cover.
Optionally, the aperture plate is round hole eye plate, is disposed with from top to bottom on the every support column more
A support protrusion, the support protrusion are used to support the round hole eye plate.
Optionally, the aperture plate is rubber aperture plate, and the outer of the rubber aperture plate passes through seccotine and the branch
The side wall fixed bonding of dagger.
Optionally, the height of the braced frame is the 1/4~1/3 of the liquid nitrogen tank body height.
Optionally, the aperture plate is set as 3~6 layers, and the spacing between aperture plate described in adjacent two layers is not less than described
The height of centrifuge tube.
The utility model achieves following technical effect compared with the existing technology:
The liquid nitrogen storage tank structure of the utility model is simple, and the cover composition one of centrifuge tube rack and liquid nitrogen storage tank is whole
Body, not only centrifuge tube fetches conveniently, but also centrifuge tube places steady, sample and is not easy to be scattered, and centrifuge tube rack is located at liquid nitrogen storage
The sealing effect of liquid nitrogen storage tank will not be had an impact when inside tank, to be conducive to improve the quick-frozen effect of sample.
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
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without any creative labor, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model liquid nitrogen storage tank；
Fig. 2 is the structural schematic diagram of centrifuge tube rack in Fig. 1 liquid nitrogen storage tank；
Fig. 3 is the state diagram that centrifuge tube is placed on Fig. 2 centrifuge tube rack mesoporous eye plate；
Wherein, appended drawing reference are as follows: 1, liquid nitrogen tank body；2, cover；3, centrifuge tube rack；31, braced frame；32, eyelet
Plate；33, eyelet；4, centrifuge tube.
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.
The purpose of the utility model is to provide a kind of placements of sample steadily, is not easy to be scattered, the good liquid of liquid nitrogen container sealing effect
Nitrogen storage tank.
Based on this, the utility model provides a kind of liquid nitrogen storage tank, including liquid nitrogen tank body and cover, the top plate inner surface of cover
It is connected with centrifuge tube rack, when the nozzle of sealing of tank cover liquid nitrogen tank body, centrifuge tube rack is sealed in the interior of liquid nitrogen tank body
Portion；Centrifuge tube rack includes braced frame, is arranged in parallel with multilayer aperture plate, every layer of aperture plate in braced frame from top to bottom
On be uniformly provided with multiple eyelets, eyelet is for suspending centrifuge tube.
The liquid nitrogen storage tank structure of the utility model is simple, and the cover composition one of centrifuge tube rack and liquid nitrogen storage tank is whole
Body, not only centrifuge tube fetches conveniently, but also centrifuge tube places steady, sample and is not easy to be scattered, and centrifuge tube rack is located at liquid nitrogen storage
The sealing effect of liquid nitrogen storage tank will not be had an impact when inside tank, to be conducive to improve the quick-frozen effect of sample.
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing and have
Body embodiment is described in further detail the utility model.
Embodiment one:
As shown in Figure 1, the present embodiment provides a kind of liquid nitrogen storage tank, including liquid nitrogen tank body 1 and cover 2, in the top plate of cover 2
Surface is connected with centrifuge tube rack 3, and when cover 2 seals the nozzle of liquid nitrogen tank body 1, centrifuge tube rack 3 is sealed in liquid nitrogen
The inside of tank body 1；Centrifuge tube rack 3 includes braced frame 31, is arranged in parallel with perforated from top to bottom in braced frame 31
Eye plate 32 is uniformly provided with multiple eyelets 33 in every layer of aperture plate 32, and eyelet 33 is for suspending centrifuge tube 4.
As shown in Fig. 2, braced frame 31 includes more support columns, more support columns are uniformly distributed along the circumferential direction of cover 2.In
In this specific embodiment, support column is four, and support column is glass reinforced plastic support column, and the top of every support column is provided with extension
Hook, the top plate inner surface of cover 2, which is provided with, passes through extension with the model of hook and the matched hook ring of quantity, centrifuge tube rack 3
Hook is suspended on hook ring, and hook and hook ring structure are repaired convenient for the dismounting of centrifuge tube rack 3.
Further, as shown in Fig. 2, support column is four, support column is glass reinforced plastic support column, every glass reinforced plastic support column
Or integrated molding Nian Jie with the top plate inner surface of cover 2.
Further, as shown in figures 2-3, aperture plate 32 is round hole eye plate, on every support column from top to bottom successively
Multiple support protrusions are provided with, support protrusion is used to support round hole eye plate, aperture plate 32 and support column split settings, convenient for behaviour
Make the number of plies that personnel increase or decrease aperture plate 32 at any time as needed, moreover, aperture plate 32 can be real with support column split settings
Existing aperture plate 32 is successively placed from the bottom to top in braced frame 31, improves the flexibility of sample pick-and-place.
Further, aperture plate 32 is rubber aperture plate, and the outer of rubber aperture plate passes through the side of seccotine and support column
Wall fixed bonding；Alternatively, can also soften it by lighting the peripheral rim portion of rubber aperture plate with fire, utilize what is softened
The good bonding of rubber adheres to rubber aperture plate in braced frame, and after the rubber hardening wait soften, rubber aperture plate is just
Can secure bond on the support frame, it is thus also avoided that the use of seccotine, achieve the effect that solve manufacturing cost；Simultaneously by eyelet
Plate 32 is set as rubber material, so that eyelet 33 has good elastic shrinkage performance, is conducive to firm clamping centrifuge tube 4.
Further, as shown in Figure 1, the height of braced frame 31 is the 1/4~1/3 of 1 height of liquid nitrogen tank body.
Further, aperture plate 32 is set as 3~6 layers, and the spacing between adjacent two layers aperture plate 32 is not less than centrifuge tube 4
Height, pick-and-place of the centrifuge tube 4 in aperture plate 32 can be facilitated in the case where not dismantling aperture plate 32.
The present embodiment work is made so that braced frame includes the structure of four support columns and five layers of rubber aperture plate as an example below
With explanation, wherein braced frame is connected to cover by the connection type of hook, hook ring, and rubber aperture plate passes through seccotine and branch
The side wall fixed bonding of dagger.
In use, in the hook ring being hooked on cover 2 that braced frame 31 is passed through top first, and in each layer hole
The centrifuge tube that sample is housed is placed on eye plate 32, and after centrifuge tube installs, the cover rim of cover 2 is held by operator, it will
Braced frame 31 is steadily sent into straight down from the tank mouth of liquid nitrogen tank body 1 equipped with nitrogen liquid, until cover 2 is by liquid nitrogen tank body 1
Jar opening sealer, so that it is guaranteed that sample carries out quick-frozen and temporary storage in the good liquid nitrogen environment of leakproofness.
It can be seen that the liquid nitrogen storage tank structure of the utility model is simple, the cover structure of centrifuge tube rack and liquid nitrogen storage tank
At an entirety, not only centrifuge tube is fetched conveniently, but also centrifuge tube places steady, sample and is not easy to be scattered, centrifuge tube rack position
The sealing effect of liquid nitrogen storage tank will not be had an impact when inside liquid nitrogen storage tank, to be conducive to improve the quick-frozen effect of sample
Fruit.
It should be noted that the centrifuge tube rack structure in the utility model is not limited to above-described embodiment, Ke Yigen
According to needing the centrifuge tube rack by different structure to be installed to cover, correspondingly, the connection type of centrifuge tube rack and cover
Bonding, hook and the integrated molding being also not limited in above-described embodiment, can adaptive change according to the actual situation,
It can be realized the inner surface that centrifuge tube rack structure is connected to cover top plate；In addition, the material of aperture plate and unlimited
The connection relationship of braced frame is also not limited to raised support and bonding in rubber, aperture plate and centrifuge tube rack, other
It can ensure that aperture plate is applied to the utility model with being bonded the equal adaptability of connection type on the support frame；Most
Afterwards, the set-up mode of centrifuge tube rack structure is suitable for the liquid nitrogen storage tank of various models and the centrifuge tube of various models, and
It is not limited to a certain liquid nitrogen storage tank or a certain centrifuge tube.
Specific case is applied in the utility model to be expounded the principles of the present invention and embodiment, it is above
The explanation of embodiment is merely used to help understand the method and its core concept of the utility model；Meanwhile for the one of this field
As technical staff, based on the idea of the present invention, there will be changes in the specific implementation manner and application range.To sum up
Described, the content of the present specification should not be construed as a limitation of the present invention.
Claims (8)
1. a kind of liquid nitrogen storage tank, it is characterised in that: including liquid nitrogen tank body and cover, the top plate inner surface of the cover be connected with from
Heart pipe rack, when the nozzle of liquid nitrogen tank body described in the sealing of tank cover, the centrifuge tube rack is sealed in the liquid nitrogen
The inside of tank body；The centrifuge tube rack includes braced frame, is arranged in parallel with multilayer from top to bottom in the braced frame
Aperture plate is uniformly provided with multiple eyelets in every layer of aperture plate, and the eyelet is for suspending centrifuge tube.
2. liquid nitrogen storage tank according to claim 1, it is characterised in that: the braced frame includes more support columns, and more
The support column is uniformly distributed along the circumferential direction of the cover.
3. liquid nitrogen storage tank according to claim 2, it is characterised in that: the support column is four, and the support column is glass
Glass bracing members column, the top of the every support column are provided with hook, the top plate inner surface of the cover be provided with it is described
Matched hook ring is linked up with, the centrifuge tube rack is suspended on the hook ring by the hook.
4. liquid nitrogen storage tank according to claim 2, it is characterised in that: the support column is four, and the support column is glass
Glass bracing members column, the every glass reinforced plastic support column is Nian Jie with the top plate inner surface of the cover or is integrally formed.
5. liquid nitrogen storage tank according to claim 3 or 4, it is characterised in that: the aperture plate is round hole eye plate, every institute
It states and is disposed with multiple support protrusions on support column from top to bottom, the support protrusion is used to support the circular aperture
Plate.
6. liquid nitrogen storage tank according to claim 3 or 4, it is characterised in that: the aperture plate is rubber aperture plate, the rubber
The outer of glue aperture plate passes through the side wall fixed bonding of seccotine and the support column.
7. liquid nitrogen storage tank according to claim 1, it is characterised in that: the height of the braced frame is the liquid nitrogen tank body
The 1/4~1/3 of height.
8. liquid nitrogen storage tank according to claim 1, it is characterised in that: the aperture plate is set as 3~6 layers, adjacent two layers
Spacing between the aperture plate is not less than the height of the centrifuge tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820930546.0U CN208307482U (en) | 2018-06-11 | 2018-06-11 | A kind of liquid nitrogen storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820930546.0U CN208307482U (en) | 2018-06-11 | 2018-06-11 | A kind of liquid nitrogen storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208307482U true CN208307482U (en) | 2019-01-01 |
Family
ID=64708327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820930546.0U Expired - Fee Related CN208307482U (en) | 2018-06-11 | 2018-06-11 | A kind of liquid nitrogen storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208307482U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111557300A (en) * | 2020-06-05 | 2020-08-21 | 北京海关技术中心 | Insect liquid immersion specimen box |
-
2018
- 2018-06-11 CN CN201820930546.0U patent/CN208307482U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111557300A (en) * | 2020-06-05 | 2020-08-21 | 北京海关技术中心 | Insect liquid immersion specimen box |
| CN111557300B (en) * | 2020-06-05 | 2022-06-07 | 北京海关技术中心 | Insect liquid immersion specimen box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190101 Termination date: 20200611 |