CN215179107U - Freeze-drying device for stable isotope sample - Google Patents
Freeze-drying device for stable isotope sample Download PDFInfo
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- CN215179107U CN215179107U CN202120816334.1U CN202120816334U CN215179107U CN 215179107 U CN215179107 U CN 215179107U CN 202120816334 U CN202120816334 U CN 202120816334U CN 215179107 U CN215179107 U CN 215179107U
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- cup
- limiting
- stable isotope
- freeze
- box body
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- 238000004108 freeze drying Methods 0.000 title claims abstract description 32
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 238000005192 partition Methods 0.000 claims abstract description 6
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 7
- 238000000151 deposition Methods 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000012864 cross contamination Methods 0.000 description 3
- 241000973497 Siphonognathus argyrophanes Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
A freeze-drying device for stabilizing isotope samples relates to the technical field of experimental devices and comprises a box body and a box cover, the box body comprises a base and a first square frame fixedly connected to the upper surface of the base, the first square frame is internally and uniformly divided into a plurality of cubic storage cavities by criss-cross partition plates, disposable tin cups are arranged in the storage cavities, the disposable tin cup is internally provided with a stable isotope sample to be freeze-dried, the box cover comprises a second square frame, the top of the end surface of the inner side of the second square frame is divided into a plurality of sealing areas which are in one-to-one correspondence with the storage cavities on the box body by criss-cross limiting edges, the sealing cover area is internally provided with a wire mesh, the box cover covers the box body, the limiting ribs separate the upper edges of the storage cavities, and the wire mesh is covered on the top ends of the corresponding storage cavities. This novel freeze-drying operation that can simplify stable isotope sample reduces experimenter's the amount of labour to ensure freeze-drying effect.
Description
Technical Field
The utility model relates to an experimental apparatus technical field, concretely relates to freeze-drying device for stable isotope sample.
Background
At present, no experimental device specially used for isotope sample freeze-drying exists, when a stable isotope sample is freeze-dried, a traditional method generally comprises the steps of placing the sample in a centrifuge tube, then placing the centrifuge tube on a centrifuge tube frame, placing the centrifuge tube in a freeze dryer for freeze-drying, and opening a centrifuge tube cover for better freeze-drying; in order to prevent the sample from bursting during the freeze-drying process, the centrifugal tube mouth needs to be sealed by a sealing film, and then a dissection needle is used for puncturing the hole.
From the above, the conventional method has complicated steps, consumes a lot of manpower and material resources, increases the error of the experimental system, and needs to improve the existing technical scheme because the isotope sample is not repeatable and is not easy to obtain.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, this is novel provides a freeze-drying device for stable isotope sample, and the purpose is to simplify the freeze-drying operation of stable isotope sample, reduces experimenter's the amount of labour to ensure freeze-drying effect.
In order to realize the purpose, the novel technical scheme is as follows:
the utility model provides a freeze-drying device for stable isotope sample, includes box body and lid, the box body include base and the first square frame of fixed connection in the base upper surface, first direction frame in be separated for the chamber of depositing of a plurality of cube bodily form by vertically and horizontally staggered's baffle is even, deposit the intracavity and be equipped with disposable tin cup, disposable tin cup in be equipped with the stable isotope sample that remains freeze-dried, the lid include second square frame, the top of second square frame medial surface separate into a plurality ofly by vertically and horizontally staggered's spacing arris the chamber one-to-one's that deposits capping district on with the box body, the capping district in be equipped with the wire mesh, the lid cover on the box body, spacing arris separate the upper reason in each chamber of depositing, the wire mesh screen panel deposit the top in the chamber that corresponds.
Preferably, the top ends of the criss-cross partition plates are also provided with limiting grooves, and the bottom ends of the criss-cross limiting edges are matched with the limiting grooves in shape.
Preferably, the longitudinal sections of the limiting groove and the limiting edge are both triangular.
Preferably, guide pillars are respectively arranged at four corners of the upper surface of the base along the longitudinal direction, guide holes penetrating the upper end surface and the lower end surface are arranged at four corners of the second square frame, the guide pillars are matched with the guide holes for use, and when the box cover covers the box body and the guide pillars are slidably connected in the guide holes, the bottom ends of the limiting edges are matched with the limiting grooves.
Preferably, the mesh number of the metal wire mesh is as follows: preventing the stable isotope from exploding during the freeze-drying process.
Preferably, the bottom of depositing the chamber be equipped with the spherical recess, the inner wall surface of disposable tin cup be arc curved surface structure, and the bottom of the cup of disposable tin cup contacts with the tank bottom of spherical recess to make the axis of cup keep vertical direction through the stop gear who sets up in the cup surface.
Preferably, the outer surface of the bottom end of the cup body is of an ellipsoidal structure, the limiting mechanism is a limiting ring which is sleeved on the outer surface of the cup body of the disposable tin cup and is fixedly connected with the cup body, the limiting ring is horizontally arranged, and when the lower surface of the limiting ring is abutted against the upper surface of the bottom of the storage cavity, the bottom end of the disposable tin cup is contacted with the bottom of the spherical groove.
Preferably, the outer wall surface of the limiting ring is in clearance fit with the inner wall surface of the storage cavity.
Preferably, the upper surface of spacing ring and the lateral wall surface of cup between still evenly be equipped with the polylith pterygoid lamina around the axis of cup, the inside wall surface and the bottom face of pterygoid lamina respectively with the cup surface, and the upper surface fixed connection of spacing ring.
This novel a freeze-drying device for stable isotope sample has following beneficial effect:
1. the box body is provided with the storage cavities, so that freeze-drying treatment can be simultaneously carried out on a plurality of stable isotope samples, the storage cavities are internally provided with the disposable tin cups, cross contamination among the stable isotope samples can be thoroughly avoided, further, the inner surfaces of the disposable tin cups are of arc-shaped curved surface structures, the structures can be used for conveniently taking out all isotopes when freeze-drying is finished, and isotope residues caused by folded angles in the cup bodies are avoided; in addition, the limiting ring is arranged on the surface of the disposable tin cup, so that the axial line of the cup body can be kept longitudinal, the stable isotope sample in the cup body can be uniformly cooled, and the accuracy of experimental data is facilitated;
2. through the matching of the guide post and the guide hole, the limit edge can be tightly matched with the limit groove when the box cover is covered, and the cross contamination between adjacent freeze-dried stable isotope samples is avoided; by arranging the wire mesh, the operation mode that a hole needs to be punctured by an anatomical needle in the existing operation can be omitted, the labor amount of experimenters is reduced, and meanwhile, the stable isotope sample is prevented from exploding and flying in the freeze-drying process;
3. by arranging the spherical groove, the collision between the cup body and the groove when the disposable tin cup is taken out can be avoided, so that the defect that a stable isotope sample has residue due to the deformation of the cup body is avoided; through setting up the pterygoid lamina, can conveniently place the cup that is equipped with stable isotope sample and deposit the intracavity or take out from depositing the intracavity, avoided the cup to drop the loss that leads to.
Drawings
FIG. 1: the novel overlooking structure schematic diagram;
FIG. 2: the novel box body is in a schematic structural plan view;
FIG. 3: the structure of the novel box body is schematically shown in a front view;
FIG. 4: the novel device is characterized in that the novel device is a sectional view in the direction of A-A1;
FIG. 5: the novel section view along the direction B-B1;
FIG. 6: the local structure of the novel part C is enlarged;
1: base, 1-1: spherical groove, 2: first square frame, 3: separator, 4: storage cavity, 5: guide post, 6: disposable tin cup, 6-1: cup body, 6-2: stop collar, 6-3: wing plate, 7: second square frame, 8: spacing arris, 9: guide hole, 10: wire-mesh, 11: a limiting groove.
Detailed Description
The present invention is described in detail below with reference to the drawings, which are intended to illustrate preferred embodiments of the present invention and not to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are only used for describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to be referred to must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1-6:
a freeze-drying device for stabilizing isotope samples comprises a box body and a box cover, wherein the box body comprises a base 1 and a first square frame 2 fixedly connected to the upper surface of the base 1, the first direction frame 2 is internally and evenly divided into a plurality of cube-shaped storage cavities 4 by criss-cross clapboards 3, the storage cavities are internally provided with disposable tin cups 6, the disposable tin cup is internally provided with a stable isotope sample to be freeze-dried, the box cover comprises a second square frame 7, the top of the end surface of the inner side of the second square frame 7 is divided into a plurality of sealing areas which are in one-to-one correspondence with the storage cavities on the box body by criss-cross limiting edges 8, a wire mesh 10 is arranged in the sealing area, the box cover covers the box body, the limiting edges 8 separate the upper edges of the storage cavities, and the wire mesh 10 covers the top ends of the corresponding storage cavities;
the top end of the criss-cross partition plate 3 is also provided with a limiting groove 11, and the bottom end of the criss-cross limiting edge 8 is matched with the limiting groove 11 in shape; the structure of the limiting groove at the intersection of the criss-cross partition boards 3 is matched with the shape of the bottom end at the intersection of the criss-cross limiting edges 8;
the longitudinal sections of the limiting groove 11 and the limiting edge 8 are both triangular;
the mesh number of the metal wire mesh 10 is as follows: preventing the stable isotope from exploding during the freeze-drying process;
the bottom of the storage cavity 4 is provided with a spherical groove 1-1, the inner wall surface of the disposable tin cup is of an arc curved surface structure, the bottom end of the cup body 6-1 of the disposable tin cup is contacted with the bottom of the spherical groove 1-1, and the axis of the cup body is kept in the vertical direction through a limiting mechanism arranged on the outer surface of the cup body;
the outer surface of the bottom end of the cup body is of an ellipsoidal structure, the limiting mechanism is a limiting ring 6-2 which is sleeved on the outer surface of the cup body 6-1 of the disposable tin cup and is fixedly connected with the cup body, the limiting ring 6-2 is horizontally arranged, and when the lower surface of the limiting ring is abutted against the upper surface of the bottom of the storage cavity 4, the bottom end of the disposable tin cup 6 is contacted with the bottom of the spherical groove 1-1;
the outer wall surface of the limiting ring is in clearance fit with the inner wall surface of the storage cavity;
a plurality of wing plates 6-3 are uniformly arranged between the upper surface of the limiting ring 6-1 and the outer surface of the side wall of the cup body 6-1 around the axis of the cup body, and the inner side wall surface and the bottom end surface of each wing plate 6-3 are respectively and fixedly connected with the outer surface of the cup body and the upper surface of the limiting ring.
This neotype theory of use: when the device is used, a stable isotope sample to be freeze-dried is accurately weighed and then placed into the cup body, then the wing plates are clamped by a test instrument, the cup body is placed into the corresponding storage cavity one by one, the lower surface of the limiting ring abuts against the upper surface of the bottom of the storage cavity, the axial direction of the cup body is longitudinal, and the bottom end of the cup body is in contact with the bottom of the spherical groove; after the equipment, cover the lid, because the mutually supporting of guide pillar and guiding hole can make the accurate card of spacing arris go into the spacing groove to with each upper reason isolation of depositing the chamber, avoid cross contamination, simultaneously, wire mesh 10 will deposit the chamber upper end and seal, avoid stable isotope sample to explode at freeze-drying in-process and fly.
Claims (9)
1. A lyophilization apparatus for stabilizing an isotope sample, characterized by: the box body comprises a box body and a box cover, the box body comprises a base and a first square frame fixedly connected to the upper surface of the base, the first square frame is internally uniformly divided into a plurality of cubic storage cavities by a criss-cross partition plate, disposable tin cups are arranged in the storage cavities, stable isotope samples to be freeze-dried are arranged in the disposable tin cups, the box cover comprises a second square frame, the top of the inner side end face of the second square frame is divided into a plurality of sealing areas corresponding to the storage cavities on the box body one to one by criss-cross limiting ribs, a wire mesh is arranged in each sealing area, the box cover covers the box body, the limiting ribs separate the upper edges of the storage cavities, and the wire mesh covers the top ends of the storage cavities corresponding to the limiting ribs.
2. A lyophilization apparatus for stable isotope samples in accordance with claim 1, wherein: the top end of the criss-cross partition board is also provided with a limiting groove, and the bottom end shape of the criss-cross limiting edges is matched with the limiting groove.
3. A lyophilization apparatus for stable isotope samples in accordance with claim 2, wherein: the longitudinal sections of the limiting grooves and the limiting edges are triangular.
4. A lyophilization apparatus for stable isotope samples in accordance with claim 3, wherein: guide posts are respectively arranged at four corners of the upper surface of the base along the longitudinal direction, guide holes penetrating through the upper end surface and the lower end surface are arranged at four corners of the second square frame, the guide posts are matched with the guide holes for use, and when the box cover covers the box body and the guide posts are slidably connected in the guide holes, the bottom ends of the limiting edges are matched with the limiting grooves.
5. A lyophilization apparatus for stable isotope samples in accordance with any one of claims 1 to 4, wherein: the mesh number of the metal wire mesh satisfies the following conditions: preventing the stable isotope from exploding during the freeze-drying process.
6. A lyophilization apparatus for stable isotope samples in accordance with claim 4, wherein: the bottom of depositing the chamber be equipped with the spherical recess, the inner wall surface of disposable tin cup be arc curved surface structure, and the bottom of the cup of disposable tin cup contacts with the tank bottom of spherical recess to make the axis of cup keep vertical direction through the stop gear who sets up in the cup surface.
7. A lyophilization apparatus for stable isotope samples in accordance with claim 6, wherein: the outer surface of the bottom end of the cup body is of an ellipsoidal structure, the limiting mechanism is a limiting ring which is sleeved on the outer surface of the cup body of the disposable tin cup and is fixedly connected with the cup body, the limiting ring is horizontally arranged, and when the lower surface of the limiting ring is abutted against the upper surface of the bottom of the storage cavity, the bottom end of the disposable tin cup is contacted with the bottom of the spherical groove.
8. A lyophilization apparatus for stable isotope samples in accordance with claim 7, wherein: the outer wall surface of the limiting ring is in clearance fit with the inner wall surface of the storage cavity.
9. A lyophilization apparatus for stable isotope samples in accordance with claim 8, wherein: the upper surface of spacing ring and the lateral wall surface of cup between still evenly be equipped with the polylith pterygoid lamina around the axis of cup, the inside wall surface and the bottom face of pterygoid lamina respectively with the cup surface, and the upper surface fixed connection of spacing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120816334.1U CN215179107U (en) | 2021-04-21 | 2021-04-21 | Freeze-drying device for stable isotope sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120816334.1U CN215179107U (en) | 2021-04-21 | 2021-04-21 | Freeze-drying device for stable isotope sample |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215179107U true CN215179107U (en) | 2021-12-14 |
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ID=79361935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120816334.1U Expired - Fee Related CN215179107U (en) | 2021-04-21 | 2021-04-21 | Freeze-drying device for stable isotope sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215179107U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114247686A (en) * | 2021-12-20 | 2022-03-29 | 江苏中昇电子科技有限公司 | Mobile phone screen surface cleaning equipment |
-
2021
- 2021-04-21 CN CN202120816334.1U patent/CN215179107U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114247686A (en) * | 2021-12-20 | 2022-03-29 | 江苏中昇电子科技有限公司 | Mobile phone screen surface cleaning equipment |
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| 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: 20211214 |