CN211322773U - Stem cell liquid nitrogen storage box - Google Patents
Stem cell liquid nitrogen storage box Download PDFInfo
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- CN211322773U CN211322773U CN202021026152.6U CN202021026152U CN211322773U CN 211322773 U CN211322773 U CN 211322773U CN 202021026152 U CN202021026152 U CN 202021026152U CN 211322773 U CN211322773 U CN 211322773U
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Abstract
The utility model discloses a stem cell liquid nitrogen bin relates to stem cell culture technical field, including holding box main part and fixed block, wherein the fixed block that is provided with in the inside upper end of holding box main part, a plurality of cold-stored groove that are equidistant distribution are openly seted up to the fixed block, and the through-hole has all been seted up with the bottom inner wall to cold-stored groove top inner wall, and the fixed block top back is seted up with the recess of a plurality of cold-stored groove one-to-ones, and is located the top and the recess intercommunication of the through-hole on cold-stored groove top. The utility model can fix a plurality of test tubes in a plurality of placing grooves respectively through the arrangement of a plurality of pulling plates, thereby when in use, each test tube can be opened independently, which is beneficial to preventing a plurality of test tubes from being opened simultaneously to cause pollution; and the liquid nitrogen sprayed by the air nozzle can only enter the refrigerating groove from a plurality of through holes, so that the test tube is cooled, the waste of the liquid nitrogen is reduced, and the utilization rate of the liquid nitrogen and the refrigerating effect are improved.
Description
Technical Field
The utility model relates to a stem cell culture technical field, in particular to stem cell liquid nitrogen bin.
Background
The stem cells are cells with proliferation and differentiation potential, have the capacity of self-renewal and replication, can produce highly differentiated functional cells, are original undifferentiated cells with multidirectional differentiation potential and self-replication capacity, are original cells forming various tissues and organs of mammals, have common morphology, are generally round or oval, have small cell volume, relatively large nuclei, most of nuclei are euchromatin and have high telomerase activity, can be divided into embryonic stem cells and adult stem cells, and need to be refrigerated during the storage process of the stem cells.
However, when the existing stem cell liquid nitrogen storage box is opened for taking, the test tubes for storing a plurality of stem cells are all drawn out and cannot be taken independently, so that when one test tube is taken each time, all the test tubes are exposed to the outside, bacteria and the like enter the inside of other test tubes easily, and the cell quality is influenced; meanwhile, when the existing stem cell liquid nitrogen storage box is used, the whole box body can be filled with liquid nitrogen, so that part of liquid nitrogen cannot contact the test tube, and waste is caused.
Therefore, it is necessary to develop a stem cell liquid nitrogen storage tank to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stem cell liquid nitrogen bin to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a stem cell liquid nitrogen storage box comprises a storage box main body and a fixed block, wherein the fixed block is fixedly arranged at the upper end inside the storage box main body, a plurality of refrigerating grooves which are distributed at equal intervals are arranged on the front surface of the fixed block, through holes are formed in the inner wall of the top end and the inner wall of the bottom end of each refrigerating groove, grooves which correspond to the refrigerating grooves in a one-to-one mode are formed in the back surface of the top end of the fixed block, the top ends of the through holes at the top end of the refrigerating grooves are communicated with the grooves, the bottom ends of the through holes at the inner wall of the bottom end of each refrigerating groove extend to the surface of the bottom end of the fixed block, a drawing plate is movably arranged inside the refrigerating grooves, a placing groove is formed in the middle of the top end of the drawing plate in a penetrating mode, a fixed plate is fixedly arranged, and the top end of the communicating groove is communicated with the cavity, a liquid nitrogen cylinder is fixedly arranged in the middle of the inner wall on one side of the cavity, a connecting pipe is fixedly arranged in the communicating groove in a penetrating mode, the top end of the connecting pipe is communicated with the liquid nitrogen cylinder, and a gas spraying head is arranged at the bottom end of the connecting pipe.
Preferably, the through-hole has been seted up a plurality ofly, and a plurality of through-holes are the rectangular array and distribute, be provided with the solenoid valve on the connecting pipe, the positive inner wall of cavity is provided with the switch door.
Preferably, the front end of the top end of the fixed block is fixedly provided with a baffle, and the top end and the two sides of the baffle are fixedly connected with the inner wall of the storage box main body.
Preferably, the middle part of the top end of the storage box main body is fixedly provided with a handle, four corners of the bottom end of the storage box main body are fixedly provided with universal wheels, one side of the front surface of the storage box main body is provided with a sealing door, and the sealing door is connected with the storage box main body through hinges.
Preferably, the top ends of the two sides of the drawing plate and the bottom end of the drawing plate are both fixedly provided with limiting plates, the top ends of the inner walls of the two sides of the placing groove and the bottom end of the inner wall of the two sides of the placing groove are both provided with first limiting grooves matched with the limiting plates, and the inner wall of the clamping groove is provided with a rubber ring in a surrounding manner.
Preferably, the bottom plate is fixedly arranged on the inner wall of the bottom end of the storage box main body, the square groove is formed in the middle of the top end of the bottom plate, and the front end of the square groove extends to the front side of the bottom plate.
Preferably, the square groove is internally and movably provided with a collecting vessel, the middle parts of two sides of the collecting vessel are all fixedly provided with a limiting block, the middle parts of the inner walls of two sides of the square groove are all provided with a second limiting groove matched with the limiting block, and the middle parts of the front surfaces of the drawing plate and the collecting vessel are all fixedly provided with handles.
Preferably, the middle of one end of the limiting block, which is located inside the second limiting groove, is embedded with a first magnet, and the middle of the bottom of the second limiting groove is embedded with a second magnet with the magnetic property opposite to that of the first magnet.
The utility model discloses a technological effect and advantage:
1. the utility model can fix a plurality of test tubes in a plurality of placing grooves respectively through the arrangement of a plurality of pulling plates, thereby when in use, each test tube can be opened independently, which is beneficial to preventing a plurality of test tubes from being opened simultaneously to cause pollution; liquid nitrogen sprayed by the air nozzle can only enter the refrigerating groove from the plurality of through holes to cool the test tube, so that waste of the liquid nitrogen is reduced, and the utilization rate and the refrigerating effect of the liquid nitrogen are improved;
2. the utility model can collect the used liquid nitrogen through the arrangement of the collecting vessel, which is beneficial to the convenient liquid nitrogen recycling;
3. the utility model discloses a setting of first magnet and second magnet is favorable to preventing collection ware roll-off square groove, influences normal use.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the main structure of the storage box of the present invention.
Fig. 3 is a partially enlarged schematic structural diagram of fig. 2 according to the present invention.
Fig. 4 is a schematic view of the top view of the drawplate of the present invention.
Fig. 5 is a schematic structural diagram of a position a in fig. 2 according to the present invention.
In the figure: 1. a storage box main body; 2. a fixed block; 3. a cold storage tank; 4. a through hole; 5. drawing the plate; 6. a placement groove; 7. a fixing plate; 8. a card slot; 9. a first limit groove; 10. a limiting plate; 11. a cavity; 12. a communicating groove; 13. a liquid nitrogen cylinder; 14. a connecting pipe; 15. a gas showerhead; 16. a groove; 17. a base plate; 18. a square groove; 19. a collection vessel; 20. a handle; 21. a baffle plate; 22. opening and closing the door; 23. a handle; 24. a sealing door; 25. a universal wheel; 26. a limiting block; 27. a second limit groove; 28. a first magnet; 29. a second magnet; 30. a rubber ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a stem cell liquid nitrogen bin as shown in fig. 1-5, including bin main part 1 and fixed block 2, wherein 1 inside upper end of bin main part is fixed and is provided with fixed block 2, and 1 top middle part of bin main part is fixed and is provided with handle 23, and 1 bottom four corners of bin main part is all fixed and is provided with universal wheel 25, and 1 positive one side of bin main part is provided with sealing door 24, and sealing door 24 and 1 hinge connection of bin main part.
The front surface of the fixed block 2 is provided with a plurality of refrigerating grooves 3 which are distributed at equal intervals, the inner wall of the top end and the inner wall of the bottom end of each refrigerating groove 3 are provided with a plurality of through holes 4, the through holes 4 are distributed in a rectangular array, the back surface of the top end of the fixed block 2 is provided with grooves 16 which correspond to the refrigerating grooves 3 one by one, the top ends of the through holes 4 at the top end of the refrigerating grooves 3 are communicated with the grooves 16, the bottom ends of the through holes 4 at the inner wall of the bottom end of the refrigerating grooves 3 extend to the surface of the bottom end of the fixed block 2, the refrigerating grooves 3 are movably provided with drawing plates 5, the middle parts of the top ends of the drawing plates 5 are provided with placing grooves 6 in a penetrating way, the upper ends and the lower ends of the inside of the placing grooves 6 are fixedly provided with fixed plates 7, the middle parts of the fixed plates 7 are provided with clamping grooves, the device is beneficial to preventing a plurality of test tubes from being opened simultaneously, which causes pollution; and the liquid nitrogen that the air nozzle 15 spun only can get into inside the cold-stored groove 3 from a plurality of through-holes 4, cools down the test tube, is favorable to reducing the waste of liquid nitrogen, improves liquid nitrogen utilization ratio and cold-stored effect.
Further, 2 top front ends of fixed block are fixed with baffle 21, and the top and both sides of baffle 21 all with 1 inner wall fixed connection of bin main part, take out 5 both sides tops of board and all fixed limiting plate 10 that is provided with in bottom, 6 both sides of standing groove inner wall tops all offer with the first spacing groove 9 of limiting plate 10 looks adaptation with the bottom.
The fixed bottom plate 17 that is provided with of 1 bottom inner wall of holding vessel main part, square groove 18 has been seted up at bottom plate 17 top middle part, and the front end of square groove 18 extends to bottom plate 17 openly, and 18 inside activities in square groove are provided with collection ware 19, through the setting of collecting ware 19, can collect the liquid nitrogen after using, are favorable to making things convenient for liquid nitrogen recycle.
Secondly, 8 inner walls of draw-in groove encircle and are provided with rubber ring 30, setting through rubber ring 30, on the one hand protect the test tube not worn and torn by 8 inner walls of draw-in groove, on the other hand increases frictional force, improve test tube stability, 19 both sides middle parts of collection dish are all fixed and are provided with stopper 26, second spacing groove 27 with stopper 26 looks adaptation is all seted up at square groove 18 both sides inner wall middle part, stopper 26 is located the one end middle part of second spacing groove 27 inside and inlays and be provided with first magnet 28, 27 tank bottom middle parts of second spacing groove are inlayed and are provided with second magnet 29 opposite with first magnet 28 magnetism, setting through first magnet 28 and second magnet 29 is favorable to preventing collection dish 19 roll-off square groove 18, influence normal use, cavity 11 front inner wall is provided with switch door 22, draw 5 front middle part and collection dish 19 front middle parts all fixed handle 20 that is provided with.
The utility model discloses the theory of operation:
during the use, open sealing door 24, and take out a plurality of boards 5, put into a plurality of inside standing groove 6 of taking out board 5 respectively with a plurality of test tubes inside, with the test tube card inside two draw-in grooves 8, immediately put back a plurality of cold-stored groove 3 inside with a plurality of boards 5 of taking out, immediately open the solenoid valve on the connecting pipe 14, and close sealing door 24, make the inside liquid nitrogen of liquid nitrogen gas cylinder 13 spout 2 tops of fixed block through connecting pipe 14 and jet-propelled head 15, through a plurality of through-holes 4 that are located the 3 tops of cold-stored groove enter into a plurality of cold-stored groove 3 inside respectively, immediately flow into inside standing groove 6, cool down the test tube, after cooling down the test tube, liquid nitrogen is through a plurality of through-holes 4 of the 3 bottoms of cold-stored groove, flow out, and enter and collect 19 inside collections of ware, so that recycle.
When using, open sealing door 24, take out corresponding drawing board 5 as required next, take out inside test tube can, take the in-process, other test tubes can not disturbed, have avoided contaminated possibility.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (8)
1. The utility model provides a stem cell liquid nitrogen storage case, includes holding vessel main part (1) and fixed block (2), wherein the fixed block (2), its characterized in that of being provided with in the inside upper end of holding vessel main part (1): the refrigerator is characterized in that a plurality of refrigerating tanks (3) which are distributed at equal intervals are arranged on the front surface of the fixed block (2), through holes (4) are formed in the inner wall of the top end and the inner wall of the bottom end of each refrigerating tank (3), grooves (16) which correspond to the refrigerating tanks (3) one by one are formed in the back surface of the top end of the fixed block (2), the top ends of the through holes (4) in the top end of each refrigerating tank (3) are communicated with the grooves (16), the bottom ends of the through holes (4) in the inner wall of the bottom end of each refrigerating tank (3) extend to the surface of the bottom end of the fixed block (2), a drawing plate (5) is movably arranged in each refrigerating tank (3), a placing groove (6) is formed in the middle of the top end of the drawing plate (5) in a penetrating mode, a fixed plate (7) is fixedly arranged at the upper end and the lower end in the placing groove, connecting groove (12) have been seted up at holding vessel main part (1) top inner wall middle part, and the top and cavity (11) intercommunication in connecting groove (12), cavity (11) one side inner wall middle part is fixed and is provided with liquid nitrogen cylinder (13), the inside fixed connection that runs through in connecting groove (12) is provided with connecting pipe (14), and the top and liquid nitrogen cylinder (13) intercommunication of connecting pipe (14), the bottom of connecting pipe (14) is provided with jet-propelled head (15).
2. The stem cell liquid nitrogen storage tank of claim 1, wherein: a plurality of through-holes (4) have been seted up, and a plurality of through-holes (4) are the rectangular array and distribute, be provided with the solenoid valve on connecting pipe (14), cavity (11) front inner wall is provided with switch door (22).
3. The stem cell liquid nitrogen storage tank of claim 2, wherein: the front end of the top end of the fixed block (2) is fixedly provided with a baffle (21), and the top end and the two sides of the baffle (21) are fixedly connected with the inner wall of the storage box main body (1).
4. The stem cell liquid nitrogen storage tank of claim 3, wherein: the storage box is characterized in that a handle (23) is fixedly arranged in the middle of the top end of the storage box main body (1), universal wheels (25) are fixedly arranged at four corners of the bottom end of the storage box main body (1), a sealing door (24) is arranged on one side of the front face of the storage box main body (1), and the sealing door (24) is connected with the storage box main body (1) in a hinge mode.
5. The stem cell liquid nitrogen storage tank of claim 4, wherein: draw board (5) both sides top and bottom and all fixedly provided with limiting plate (10), first spacing groove (9) with limiting plate (10) looks adaptation are all seted up with the bottom on standing groove (6) both sides inner wall top, draw-in groove (8) inner wall is around being provided with rubber circle (30).
6. The stem cell liquid nitrogen storage tank of claim 5, wherein: the storage box is characterized in that a bottom plate (17) is fixedly arranged on the inner wall of the bottom end of the storage box main body (1), a square groove (18) is formed in the middle of the top end of the bottom plate (17), and the front end of the square groove (18) extends to the front side of the bottom plate (17).
7. The stem cell liquid nitrogen storage tank of claim 6, wherein: the inside activity of square groove (18) is provided with collects ware (19), it all fixes and is provided with stopper (26) to collect ware (19) both sides middle part, square groove (18) both sides inner wall middle part all seted up with second spacing groove (27) of stopper (26) looks adaptation, take out positive middle part of board (5) and collect ware (19) and openly middle part all fixed handle (20) of being provided with.
8. The stem cell liquid nitrogen storage tank of claim 7, wherein: the limiting block (26) is positioned at the middle part of one end inside the second limiting groove (27) and is provided with a first magnet (28) in an embedded mode, and a second magnet (29) with the opposite magnetism to the first magnet (28) is arranged in the middle of the bottom of the second limiting groove (27) in an embedded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021026152.6U CN211322773U (en) | 2020-06-05 | 2020-06-05 | Stem cell liquid nitrogen storage box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021026152.6U CN211322773U (en) | 2020-06-05 | 2020-06-05 | Stem cell liquid nitrogen storage box |
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| Publication Number | Publication Date |
|---|---|
| CN211322773U true CN211322773U (en) | 2020-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021026152.6U Active CN211322773U (en) | 2020-06-05 | 2020-06-05 | Stem cell liquid nitrogen storage box |
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| CN (1) | CN211322773U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113042127A (en) * | 2021-03-10 | 2021-06-29 | 徐州医科大学 | Test tube storage device for blood detection based on internet of things |
| CN114467921A (en) * | 2022-02-15 | 2022-05-13 | 山东万能干细胞生物技术有限公司 | Portable liquid nitrogen preservation device for stem cell transfer |
-
2020
- 2020-06-05 CN CN202021026152.6U patent/CN211322773U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113042127A (en) * | 2021-03-10 | 2021-06-29 | 徐州医科大学 | Test tube storage device for blood detection based on internet of things |
| CN114467921A (en) * | 2022-02-15 | 2022-05-13 | 山东万能干细胞生物技术有限公司 | Portable liquid nitrogen preservation device for stem cell transfer |
| CN114467921B (en) * | 2022-02-15 | 2022-11-01 | 山东万能干细胞生物技术有限公司 | Portable liquid nitrogen preservation device for stem cell transfer |
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