CN216270364U - Experimental equipment for preventing sample component distribution from being damaged - Google Patents
Experimental equipment for preventing sample component distribution from being damaged Download PDFInfo
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- CN216270364U CN216270364U CN202122670213.3U CN202122670213U CN216270364U CN 216270364 U CN216270364 U CN 216270364U CN 202122670213 U CN202122670213 U CN 202122670213U CN 216270364 U CN216270364 U CN 216270364U
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- storage tank
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- pulling plate
- placing frame
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Abstract
The utility model discloses experimental equipment for preventing sample component distribution from being damaged, which comprises a storage tank and a sealing tank cover matched with the storage tank, wherein a liquid nitrogen inlet pipe communicated with the inner cavity of the storage tank is arranged in the middle of the upper end of the tank cover, a plurality of storage drawers for placing samples penetrate through the surface of the storage tank at equal intervals along the shape of a ring, each storage drawer comprises a pulling plate matched with the storage tank in shape, each pulling plate is connected with the storage tank in a sealing manner, a triangular placing frame is fixedly connected to one side of each pulling plate and positioned in the storage tank, the height of each placing frame is smaller than that of a label groove, each placing frame is hollow, and a plurality of test tubes for placing biological samples penetrate through the upper end of each placing frame in a sliding manner; this equipment is when taking out the sample, the area of opening of the equipment that has significantly reduced, and then has reduced the volume of spilling of liquid nitrogen, reduces the change of the inside temperature of holding vessel, places the sample and suffers destruction, greatly increased's the save time and the quality of sample because of the change cost of temperature.
Description
Technical Field
The utility model relates to the field of experimental equipment, in particular to experimental equipment for preventing sample component distribution damage.
Background
The laboratory is the place where the experiment is performed. The laboratory is a scientific cradle, is a base of scientific research, and is a source of scientific and technological development, which plays a very important role in scientific and technological development, a great number of experimental samples can be stored in the laboratory, and for biological samples, the biological samples need to be stored in an environment with lower temperature to reduce biochemical reaction in the samples, improve the stability of various components in the samples, and the lower the temperature is, the longer the storage time of the samples is.
When depositing biological sample, at first place the cryopreserved cell in the test tube, the test tube is placed in on the storage frame, place in the liquid nitrogen holding vessel through storage frame is whole, in order to realize the long-term stable preservation of sample, but when access to the sample, need open the holding vessel, take out the storage frame, when taking out the storage frame, liquid nitrogen can spill over from the holding vessel mouth, then pour into liquid nitrogen into the holding vessel again, because the in-process that liquid nitrogen spills over, the inside temperature of holding vessel changes, the cost of sample can consequently suffer destruction, and then reduced the save time of sample, for this reason, we provide one kind for this experimental facilities who prevents sample composition distribution destruction.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides an experimental device for preventing the distribution of sample components from being damaged, so as to solve the problems in the background technology.
In order to solve the technical problems, the utility model provides the following technical scheme: an experimental device for preventing sample component distribution damage comprises a storage tank and a sealing tank cover matched with the storage tank, wherein a liquid nitrogen inlet pipe communicated with the inner cavity of the storage tank is arranged in the middle of the upper end of the tank cover, and a plurality of storage drawers for placing samples penetrate through the surface of the storage tank at equal intervals along an annular shape;
the storage drawer comprises a pulling plate matched with the storage tank in shape, the pulling plate is connected with the storage tank in a sealing mode, a triangular placing frame located inside the storage tank is fixedly connected to one side of the pulling plate, the height of the placing frame is smaller than the height of a label groove, the placing frame is hollow, and each test tube used for placing biological samples penetrates through the upper end of the placing frame in a sliding mode.
As a preferable technical scheme of the utility model, a handle is fixedly connected to the outer side surface of the pulling plate, and a label groove is formed in the surface of the handle.
As a preferable technical scheme of the utility model, a plurality of guide rails are arranged on the bottom side of the inner cavity of the storage tank at equal intervals along a ring shape, and slide ways matched with the guide rails are arranged on the bottom sides of the plurality of placing frames.
As a preferable technical scheme of the utility model, an inlet pipe penetrates through the middle part of an inner cavity of the storage tank, a connecting pipe communicated with the liquid nitrogen inlet pipe is fixedly connected to the bottom side of the tank cover, the lower end of the connecting pipe is clamped with the outer surface of the upper end of the inlet pipe, and a plurality of liquid nitrogen distribution holes penetrate through the surface of the upper end of the inlet pipe at equal intervals along a ring shape.
As a preferable technical scheme of the utility model, the side walls of the pulling plates, which are in contact with the storage tank, are embedded with sealing gaskets.
As a preferable technical solution of the present invention, a sealing ring is embedded in an inner wall of the connection pipe.
Compared with the prior art, the utility model can achieve the following beneficial effects:
1. firstly, biological samples to be stored are placed in test tubes, then the biological samples are placed on the same storage drawer according to sample types, labels of the sample types are placed in label grooves, when a certain sample is taken, the labels in the label grooves are observed firstly, the storage drawer of the sample type to be taken out is found, then a pull plate is pulled outwards through a handle, the pull plate drives a placing frame to slide outwards, then the test tube is taken out, and the pull plate drives the placing frame to reset, so that when the sample is taken out by the device, the opening area of the device is greatly reduced, the overflow amount of liquid nitrogen is further reduced, the change of the internal temperature of a storage tank is reduced, the cost of the placed sample is damaged due to the change of the temperature, and the storage time and the quality of the sample are greatly increased;
2. when leading-in holding vessel of liquid nitrogen, at first supply liquid nitrogen equipment with the outside through the liquid nitrogen inlet tube and be connected, then the liquid nitrogen is at first leading-in to the inside of inlet tube through the liquid nitrogen inlet tube, then distribute the hole with its even distribution in the inside of holding vessel through the liquid nitrogen, improve the distribution rate of liquid nitrogen, the use of leading-in pipe cooperation connecting pipe simultaneously, the opening of the cover of being convenient for, and the use of cooperation sealing washer, improve the connection leakproofness between connecting pipe and the inlet tube.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the storage canister and storage drawer of the present invention;
FIG. 3 is a schematic view of the structure of the storage tank of the present invention;
FIG. 4 is a top view of a can lid of the present invention;
wherein: 1. a storage tank; 2. a can lid; 3. pulling a plate; 4. a handle; 5. a gasket; 6. placing a rack; 7. a test tube; 8. a liquid nitrogen inlet pipe; 9. an introducing pipe; 10. liquid nitrogen distribution holes; 11. a guide rail; 12. a connecting pipe; 13. and a label slot.
Detailed Description
The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Example (b):
as shown in figures 1 and 2, the utility model provides an experimental device for preventing sample component distribution damage, which comprises a storage tank 1 and a sealing tank cover 2 matched with the storage tank 1, wherein the cross section of the storage tank 1 is circular, a liquid nitrogen leading-in pipe 8 communicated with the inner cavity of the storage tank 1 is arranged in the middle of the upper end of the tank cover 2, a plurality of storage drawers for placing samples penetrate through the surface of the storage tank 1 along the annular direction at equal intervals, each storage drawer comprises a pull plate 3 matched with the shape of the storage tank 1, sealing gaskets 5 are embedded on the side walls, contacting with the storage tank 1, of the pull plates 3, triangular placing frames 6 positioned inside the storage tank 1 are fixedly connected to one side of each pull plate 3, the triangular placing frames 6 form a circle, the height of each placing frame 6 is smaller than that of a label groove 13, the placing frames 6 are hollow, the uniformity of liquid nitrogen distribution is improved, a plurality of test tubes 7 for placing biological samples are slidably penetrated through the upper end of each placing frame 6, a handle 4 is fixedly connected to the outer side surface of the pulling plate 3, and a label groove 13 is formed in the surface of the handle 4;
at first place the biological sample that needs to store in the inside of test tube 7, then place on same storage drawer according to the sample type, place the label of sample type in the inside of label groove 13, when taking a certain sample, at first observe the label of the inside of label groove 13, find the storage drawer of the sample type that needs to take out, then through pull 4 toward pulling arm-tie 3 outward, arm-tie 3 drives rack 6 and slides outward, then take out test tube 7, again drive rack 6 with arm-tie 3 and reset, this equipment is when taking out the sample, the area of opening of equipment has significantly reduced, and then the volume of spilling of liquid nitrogen has been reduced, reduce the change of the 1 inside temperature of holding vessel, it suffers destruction because of the change cost of temperature to place the sample, greatly increased's the save time and quality of sample.
As shown in fig. 3, in the embodiment, a plurality of guide rails 11 are arranged on the bottom side of the inner cavity of the storage tank 1 at equal intervals along a ring shape, and the bottom sides of the plurality of placing frames 6 are provided with slide ways adapted to the guide rails 11;
through the cooperation of guide rail 11 and slide, when rack 6 removed, play the effect of a direction to it, prevent the phenomenon of skew.
As shown in fig. 2 and 4, in the embodiment, an inlet pipe 9 penetrates through the middle of an inner cavity of a storage tank 1, a connecting pipe 12 communicated with a liquid nitrogen inlet pipe 8 is fixedly connected to the bottom side of a tank cover 2, the lower end of the connecting pipe 12 is clamped with the outer surface of the upper end of the inlet pipe 9, a plurality of liquid nitrogen distribution holes 10 penetrate through the surface of the upper end of the inlet pipe 9 at equal intervals along a ring shape, and a sealing ring is embedded in the inner wall of the connecting pipe 12;
when leading-in holding vessel 1 of liquid nitrogen, at first supply liquid nitrogen equipment with the outside through liquid nitrogen inlet tube 8 to be connected, then the liquid nitrogen is at first leading-in to the inside of leading-in pipe 9 through liquid nitrogen inlet tube 8, then distribute the inside at holding vessel 1 of its even distribution through liquid nitrogen distribution hole 10, improve the distribution rate of liquid nitrogen, simultaneously leading-in pipe 9 cooperates the use of connecting pipe 12, be convenient for open of cover 2, and cooperate the use of sealing washer, improve the connection leakproofness between connecting pipe 12 and the leading-in pipe 9.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a prevent experimental facilities that sample composition distributes and destroys, includes holding vessel (1) and rather than the sealed cover (2) of adaptation, and the upper end middle part of cover (2) is provided with liquid nitrogen induction pipe (8) with holding vessel (1) inner chamber intercommunication, its characterized in that: a plurality of storage drawers for placing samples are arranged on the surface of the storage tank (1) at equal intervals along a ring shape;
the storage drawer comprises a pulling plate (3) matched with the storage tank (1) in shape, the pulling plate (3) is connected with the storage tank (1) in a sealing mode, a triangular placing frame (6) located inside the storage tank (1) is fixedly connected to one side of the pulling plate (3), the height of the placing frame (6) is smaller than that of a label groove (13), the placing frame (6) is hollow, and each test tube (7) used for placing biological samples penetrates through the upper end of the placing frame (6) in an all-sliding mode.
2. The apparatus for preventing sample component distribution damage according to claim 1, wherein: the outer side surface of the pulling plate (3) is fixedly connected with a handle (4), and a label groove (13) is formed in the surface of the handle (4).
3. The apparatus for preventing sample component distribution damage according to claim 1, wherein: the bottom side of the inner cavity of the storage tank (1) is provided with a plurality of guide rails (11) at equal intervals along the shape of a ring, and the bottom sides of the placing frames (6) are provided with slide ways matched with the guide rails (11).
4. The apparatus for preventing sample component distribution damage according to claim 1, wherein: the inner chamber middle part of holding vessel (1) runs through and has leading-in pipe (9), the bottom side rigid coupling of cover (2) has connecting pipe (12) with liquid nitrogen leading-in pipe (8) intercommunication, and the upper end surface joint of connecting pipe (12) lower extreme and leading-in pipe (9), and the upper end surface of leading-in pipe (9) has a plurality of liquid nitrogen distribution holes (10) along the equidistant penetration of annular.
5. The apparatus for preventing sample component distribution damage according to claim 1, wherein: and sealing gaskets (5) are embedded in the side walls of the pulling plate (3) and the storage tank (1) in contact.
6. The apparatus for preventing sample component distribution damage according to claim 4, wherein: and a sealing ring is embedded in the inner wall of the connecting pipe (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122670213.3U CN216270364U (en) | 2021-11-03 | 2021-11-03 | Experimental equipment for preventing sample component distribution from being damaged |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122670213.3U CN216270364U (en) | 2021-11-03 | 2021-11-03 | Experimental equipment for preventing sample component distribution from being damaged |
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| Publication Number | Publication Date |
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| CN216270364U true CN216270364U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122670213.3U Active CN216270364U (en) | 2021-11-03 | 2021-11-03 | Experimental equipment for preventing sample component distribution from being damaged |
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| CN (1) | CN216270364U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115138415A (en) * | 2022-08-04 | 2022-10-04 | 界首市人民医院 | Clinical laboratory is with independent cold-stored equipment of depositing of test tube |
-
2021
- 2021-11-03 CN CN202122670213.3U patent/CN216270364U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115138415A (en) * | 2022-08-04 | 2022-10-04 | 界首市人民医院 | Clinical laboratory is with independent cold-stored equipment of depositing of test tube |
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