CN114459180A

CN114459180A - Vehicle-mounted circulating cold supply type liquid nitrogen storage box

Info

Publication number: CN114459180A
Application number: CN202210118602.1A
Authority: CN
Inventors: 李研; 王晓军; 李昱儒; 李寿山; 刘绍燕; 赵永生
Original assignee: Shandong Omnipotent Stem Cell Biotechnology Co ltd
Current assignee: Shandong Omnipotent Stem Cell Biotechnology Co ltd
Priority date: 2022-02-08
Filing date: 2022-02-08
Publication date: 2022-05-10
Anticipated expiration: 2042-02-08
Also published as: CN114459180B

Abstract

The invention discloses a vehicle-mounted circulating cooling type liquid nitrogen storage box, which belongs to the technical field of liquid nitrogen storage boxes and comprises a box body and an installation base, wherein a box cover is installed at the top of the box body through a hinge, a handle groove is formed in the top surface of the box cover, installation base plates are fixedly installed on the outer walls of two sides of the installation base, a threaded hole is formed in each installation base plate, and an installation inner groove is formed in each installation base; according to the invention, the clamping component and the limiting component are arranged in the base, when the box body is installed, the box body is directly aligned and installed in the installation base, the quick positioning of the box body can be completed through the linkage effect of the structure, the stability of the box body during the transportation of a vehicle body is ensured, when the box body is disassembled, the clamping magnet is directly laterally moved through the convex block to be separated from the clamping hole, the disassembly can be completed, through the linkage structure design, the automatic installation is realized through gravity, the disassembly is very convenient, and the assembly speed of the device is improved.

Description

Vehicle-mounted circulating cold supply type liquid nitrogen storage box

Technical Field

The invention belongs to the technical field of liquid nitrogen storage boxes, and particularly relates to a vehicle-mounted circulating cooling type liquid nitrogen storage box.

Background

Cells are the most basic unit of a living body, known viruses do not have cells, the cells are subdivided into a plurality of types, the effect of each type of cells is different, the stem cells are one type of cells, the stem cells have powerful functions, the stem cells are cells with unlimited or immortal self-renewal capacity and can generate at least one type of highly differentiated progeny cells, the stem cells are frequently needed to be used in the medical field, and in order to enable the stem cells to be transported more quickly and safely, a storage box is needed to be used for storing the stem cells, so that the activity of the stem cells is maintained, and the stem cells have better storage effect.

Chinese patent discloses (CN113353456A) a cell fridge for long-distance transport, including the fridge main part, it has sealing door to articulate on the lateral wall of fridge main part, the one end joint that the sealing door was kept away from to the fridge main part has C type frame, it has the storage hole to cut in the fridge main part, placed a plurality of evenly distributed's cell preservation box in the storage hole, fixedly connected with a plurality of buffer rings that match with the cell preservation box on the inner wall of storage hole, the buffer ring is located between two adjacent cell preservation boxes, C type frame includes the mount main part, the upper and lower both ends of mount main part have all been cut the mounting hole, and the device can realize that sealing mechanism floats the centre gripping to the cell preservation box in the transportation, when receiving strong impact, releases the liquid nitrogen, makes the buffer ring break the back, and the protection liquid that its release covers the culture dish to be condensed by liquid nitrogen cooling, make the culture dish by the coolant liquid cladding of solidification and sealed, and the device is impaired and still can guarantee the long-time cooling of cell preservation box after the liquid nitrogen that leads to the release is revealed and is sealed, guarantee the long-time storage of cell, but the device is not provided with the structure of assembling to this fridge fast including, when installing to this box, still need realize the installation of this structure with the help of outside installation instrument and installation part, the installation is dismantled all troublesome and troublesome, lead to the assembly efficiency low, be provided with circulation structure in the box simultaneously, the quick circulation effect of the air conditioning in the unable realization device, thereby can't promote the cold-stored effect of preserving to the cell, excellent in use effect.

Disclosure of Invention

The invention aims to: in order to solve the current cell preservation case and not be provided with the structure of assembling to this fridge fast inside, when installing to this box, still need realize the installation of this structure with the help of outside installation instrument and installation part, the installation is dismantled all troublesome and troublesome, lead to the assembly efficiency low, simultaneously at the box in not being provided with circulation structure, the quick cycle effect of the air conditioning in the unable realization device, thereby the unable problem of promoting the cold-stored effect of preserving to the cell, and the on-vehicle circulation that provides supplies cold type liquid nitrogen preservation case.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an on-vehicle circulation supplies cold type liquid nitrogen preservation case, includes box and installation base, the case lid is installed through the hinge at the top of box, be provided with the handle groove on the top surface of case lid, equal fixed mounting has mounting plate on the both sides outer wall of installation base, and mounting plate's inside is provided with the screw hole, the inside of installation base is provided with the installation inside groove, be provided with the stroke groove on the top surface of installation base, the stroke inslot is provided with the screens subassembly, the drain pan intracavity of installation base is provided with spacing subassembly, the inside of box is indulged fixed mounting and is had spacing slide bar.

As a further description of the above technical solution:

the horizontal slide bar, the outside slidable mounting of horizontal slide bar has screens magnet, the top fixed mounting of screens magnet has the lug, the one end of lug is located the stroke inslot.

As a further description of the above technical solution:

the limiting assembly comprises a longitudinal sliding rod, an outer spring is arranged outside the longitudinal sliding rod, and a moving shaft is slidably arranged outside the longitudinal sliding rod.

As a further description of the above technical solution:

the side wall of the moving shaft is fixedly provided with a connecting rod which is L-shaped, and one end of the moving shaft is positioned in the installation inner groove.

As a further description of the above technical solution:

the one end fixed mounting of connecting rod has the plastics separation blade, the plastics separation blade is located one side of screens magnet, be provided with the card hole on the lateral wall of box, the inside fixed mounting in card hole has built-in magnet, built-in magnet is opposite with screens magnet magnetic pole.

Further, through be provided with screens subassembly and spacing subassembly in the base, when installing to this box, the installation base is installed in the automobile body in advance, directly pack the counterpoint of box into in the installation base, the removal axle bearing pressure of spacing subassembly can descend, drive the connecting rod simultaneously and move down, thereby make the plastics separation blade move down, when screens subassembly corresponds with built-in magnet, because the magnetic attraction of heteropolar magnet, screens magnet can be automatic and the adsorption of built-in magnet, get into in the card hole, can accomplish the quick positioning to this box, when guaranteeing the automobile body transportation, the stability of box, during the dismantlement, directly move screens magnet through the lug side and break away from the card hole and can accomplish the dismantlement, through linkage structure design, realize automatic installation through gravity, it is also very convenient to dismantle, improve the device's assembly rate.

As a further description of the above technical solution:

the outside of spacing slide bar is provided with coupling spring, coupling spring's one end and the top surface fixed connection of test-tube rack, the inside of test-tube rack is provided with a plurality of test-tube slots.

As a further description of the above technical solution:

the air conditioner is characterized in that an air return opening and an air inlet are formed in the box body, a plurality of air holes are formed in the air return opening and the air inlet, the area of the air return opening is consistent with that of the air inlet, the air return opening is located above the air inlet, and a switch is arranged on the inner side wall of the box body.

As a further description of the above technical solution:

and a circulating air pipe is fixedly installed on the outer wall of the rear side of the box body, two ends of the circulating air pipe are respectively connected with the air return inlet and the air inlet, and an air suction pump is fixedly installed outside the circulating air pipe.

Further, through being provided with the aspiration pump externally, descend at the test-tube rack and open the back with the liquid nitrogen boxboard, if the gravity of test-tube rack is great, still can continue to move down, can touch to the switch this moment, can directly open the aspiration pump, the aspiration pump is opened and can be taken out the partly fog of liquid nitrogen incasement effluvium through the air intake, the rethread return air inlet is seen off, the circulation cooling that has realized in the device, and need not control, can go on automatically, low temperature is to the upper and lower synchronization of test-tube rack simultaneously, the degree of consistency of temperature in the improvement device, improve the device and preserve the effect.

As a further description of the above technical solution:

the liquid nitrogen box is fixedly installed on the inner wall of the bottom face of the box body, and a liquid nitrogen box plate is installed at the top of the liquid nitrogen box in a rotating mode through a rotating shaft.

As a further description of the above technical solution:

and a torsion spring is fixedly installed between the bottom surface of the liquid nitrogen box plate and the side wall of the liquid nitrogen box, and one end of the liquid nitrogen box plate is positioned under the bottom contact.

Further, through being provided with liquid nitrogen case including, after will preserving in the cell test tube progressively packs into the test-tube rack into, along with progressively promoting of test-tube rack gravity, after gravity surpassed connecting spring elasticity, the test-tube rack progressively moves down, stop the loading this moment, close the case lid, the end contact of the test-tube rack bottom that moves down can touch and press the liquid nitrogen boxboard of liquid nitrogen case, but automatic control liquid nitrogen boxboard is opened, the fog that the liquid nitrogen produced can disperse, carry out the cryoconservation to the cell, need not automatically controlled, and simultaneously, according to the variation in size of test-tube rack gravity, the degree of opening of liquid nitrogen boxboard also is different, can realize automatic control, improve the device result of use.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. according to the invention, the clamping component and the limiting component are arranged in the base, when the box body is installed, the installation base is installed in the vehicle body in advance, the box body is directly aligned and installed in the installation base, the pressure borne by the moving shaft of the limiting component can be reduced, and meanwhile, the connecting rod is driven to move downwards, so that the plastic blocking piece moves downwards.

2. According to the invention, the liquid nitrogen box is arranged in the device, after the test tubes for storing the cells are gradually loaded into the test tube rack, along with the gradual lifting of the gravity of the test tube rack, when the gravity exceeds the elastic force of the connecting spring, the test tube rack gradually moves downwards, the loading is stopped at the moment, the box cover is closed, the bottom contact at the bottom of the test tube rack which moves downwards can touch and press the liquid nitrogen box plate of the liquid nitrogen box, the liquid nitrogen box plate can be automatically controlled to be opened, the fog generated by the liquid nitrogen can be dispersed, the cells can be stored at low temperature, the electric control is not needed, meanwhile, the opening degree of the liquid nitrogen box plate is different according to the different gravity of the test tube rack, the automatic control can be realized, and the using effect of the device is improved.

3. According to the invention, the air pump is arranged outside, after the liquid nitrogen box plate is opened when the test tube rack descends, if the gravity of the test tube rack is large, the test tube rack can continue to move downwards, the switch can be touched at the moment, the air pump can be directly opened, the air pump can be opened to pump out a part of fog dispersed in the liquid nitrogen box through the air inlet and then is sent out through the air return port, so that circulating cooling in the device is realized, the control is not required, the operation can be automatically carried out, meanwhile, the low temperature synchronously acts on the upper part and the lower part of the test tube rack, the uniformity of the temperature in the device is improved, and the storage effect of the device is improved.

Drawings

Fig. 1 is a schematic perspective view of a vehicle-mounted circulation cold supply type liquid nitrogen storage box.

Fig. 2 is an exploded perspective view of a vehicle-mounted circulation cold supply type liquid nitrogen storage box.

FIG. 3 is an enlarged internal structure of a box body in a vehicle-mounted circulation cold supply type liquid nitrogen storage box.

FIG. 4 is an enlarged internal view of a mounting base in a vehicle-mounted circulation cold supply type liquid nitrogen storage tank.

FIG. 5 is an enlarged rear view of a tank body in a vehicle-mounted circulation cold supply type liquid nitrogen storage tank.

FIG. 6 is an enlarged schematic view of the part A of a vehicle-mounted circulation cooling type liquid nitrogen storage box.

Fig. 7 is an enlarged schematic perspective structure diagram of a position-limiting component and a position-limiting component in a vehicle-mounted circulation cold-supply type liquid nitrogen storage box.

Illustration of the drawings:

1. a box cover; 2. a box body; 3. a clamping component; 31. a bump; 32. a blocking magnet; 33. a transverse sliding bar; 4. a stroke slot; 5. installing a base; 6. a magnet is arranged inside; 7. a limiting component; 71. a plastic catch; 72. a connecting rod; 73. longitudinally arranging a sliding rod; 74. a movable shaft; 75. an outer spring; 8. installing an inner groove; 9. an air return opening; 10. an air inlet; 11. a connecting spring; 12. a limiting slide bar; 13. a test tube rack; 14. a bottom contact; 15. a switch; 16. a torsion spring; 17. a liquid nitrogen box plate; 18. a liquid nitrogen tank; 19. a circulating gas pipe; 20. an air pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a vehicle-mounted circulating cold supply type liquid nitrogen storage box comprises a box body 2 and an installation base 5, wherein a box cover 1 is installed at the top of the box body 2 through hinges, a handle groove is formed in the top surface of the box cover 1, installation base plates are fixedly installed on the outer walls of two sides of the installation base 5, threaded holes are formed in the installation base plates, an installation inner groove 8 is formed in the installation base 5, a stroke groove 4 is formed in the top surface of the installation base 5, a clamping assembly 3 is arranged in the stroke groove 4, a limiting assembly 7 is arranged in a bottom shell cavity of the installation base 5, and a limiting slide rod 12 is longitudinally and fixedly installed in the box body 2;

the clamping assembly 3 comprises a transverse sliding rod 33, a clamping magnet 32 is slidably mounted outside the transverse sliding rod 33, a convex block 31 is fixedly mounted at the top of the clamping magnet 32, and one end of the convex block 31 is located in the stroke groove 4;

the limiting assembly 7 comprises a longitudinal slide rod 73, an outer spring 75 is arranged outside the longitudinal slide rod 73, a moving shaft 74 is slidably mounted outside the longitudinal slide rod 73, a connecting rod 72 is fixedly mounted on the side wall of the moving shaft 74, the connecting rod 72 is L-shaped, one end of the moving shaft 74 is located in the installation inner groove 8, a plastic blocking piece 71 is fixedly mounted at one end of the connecting rod 72, the plastic blocking piece 71 is located on one side of the clamping magnet 32, a clamping hole is formed in the side wall of the box body 2, an internal magnet 6 is fixedly mounted inside the clamping hole, and the magnetic poles of the internal magnet 6 are opposite to those of the clamping magnet 32;

the specific implementation mode is as follows: when the box body is installed, the installation base 5 is installed in the vehicle body in advance, the alignment of the box body 2 is directly installed in the installation base 5, the pressure borne by the moving shaft 74 of the limiting component 7 is reduced, and meanwhile, the connecting rod 72 is driven to move downwards, so that the plastic blocking piece 71 moves downwards, when the clamping component 3 corresponds to the built-in magnet 6, due to the magnetic attraction effect of the heteropolar magnet, the clamping magnet 32 can automatically adsorb the built-in magnet 6 and enter the clamping hole, the quick positioning of the box body 2 can be completed, the stability of the box body 2 is ensured when the vehicle body is transported, and when the box body is disassembled, the clamping magnet 32 is directly laterally moved through the convex block 31 to be separated from the clamping hole, so that the disassembly can be completed;

a liquid nitrogen box 18 is fixedly installed on the inner wall of the bottom surface of the box body 2, a liquid nitrogen box plate 17 is rotatably installed at the top of the liquid nitrogen box 18 through a rotating shaft, a torsion spring 16 is fixedly installed between the bottom surface of the liquid nitrogen box plate 17 and the side wall of the liquid nitrogen box 18, and one end of the liquid nitrogen box plate 17 is positioned right below the bottom contact 14;

the specific implementation mode is as follows: after the test tubes for storing the cells are gradually loaded into the test tube rack 13, along with the gradual lifting of the gravity of the test tube rack 13, when the gravity exceeds the elastic force of the connecting spring 11, the test tube rack 13 gradually moves downwards, the loading is stopped at the moment, the box cover 1 is closed, the bottom contact 14 at the bottom of the test tube rack 13 which moves downwards can press the liquid nitrogen box plate 17 of the liquid nitrogen box 18, the liquid nitrogen box plate 17 can be automatically controlled to be opened, the mist generated by the liquid nitrogen can be diffused, the cells can be stored at low temperature without electric control, and meanwhile, the opening degree of the liquid nitrogen box plate 17 is different according to the different gravity of the test tube rack 13, so that the automatic control can be realized;

a connecting spring 11 is arranged outside the limiting slide rod 12, one end of the connecting spring 11 is fixedly connected with the top surface of a test tube rack 13, a plurality of test tube grooves are arranged inside the test tube rack 13, an air return port 9 and an air inlet 10 are arranged inside the box body 2, a plurality of air holes are arranged inside the air return port 9 and the air inlet 10, the areas of the air return port 9 and the air inlet 10 are consistent, the air return port 9 is positioned above the air inlet 10, a switch 15 is arranged on the inner side wall of the box body 2, a circulating air pipe 19 is fixedly installed on the outer wall of the rear side of the box body 2, two ends of the circulating air pipe 19 are respectively connected with the air return port 9 and the air inlet 10, and an air suction pump 20 is fixedly installed outside the circulating air pipe 19;

the specific implementation mode is as follows: after the liquid nitrogen boxboard 17 is opened in the decline of test-tube rack 13, if the gravity of test-tube rack 13 is great, still can continue to move down, can touch to switch 15 this moment, can directly open aspiration pump 20, aspiration pump 20 opens and to take out some fog that looses in the liquid nitrogen box 18 through air intake 10, the rethread return air inlet 9 is seen off, the circulation cooling in the device has been realized, and need not control, can go on automatically, low temperature is to the upper and lower synchronization action of test-tube rack 13 simultaneously, the degree of consistency of temperature in the improvement device.

The working principle is as follows: when the box body is installed, the installation base 5 is installed in the vehicle body in advance, the alignment of the box body 2 is directly installed in the installation base 5, the pressure borne by the moving shaft 74 of the limiting component 7 is reduced, and the connecting rod 72 is driven to move downwards, so that the plastic blocking piece 71 moves downwards, when the blocking component 3 corresponds to the built-in magnet 6, due to the magnetic attraction effect of the heteropolar magnet, the blocking magnet 32 can automatically adsorb with the built-in magnet 6 and enter the clamping hole, the quick positioning of the box body 2 can be completed, the stability of the box body 2 is ensured when the vehicle body is transported, when the box body is disassembled, the blocking magnet 32 is directly moved laterally through the convex block 31 to be separated from the clamping hole, the disassembly can be completed, after the test tubes for storing cells are gradually installed in the test tube rack 13, along with the gradual lifting of the gravity of the test tube rack 13, when the gravity exceeds the elastic force of the connecting spring 11, the test tube rack 13 gradually moves downwards, at the moment, the loading is stopped, the box cover 1 is closed, the bottom contact 14 at the bottom of the downward-moving test tube rack 13 can touch and press the liquid nitrogen box plate 17 of the liquid nitrogen box 18, the liquid nitrogen box plate 17 can be automatically controlled to be opened, the fog generated by the liquid nitrogen can be diffused, the cells can be stored at low temperature without electric control, simultaneously, the opening degree of the liquid nitrogen box plate 17 is different according to the difference of the gravity of the test tube rack 13, the automatic control can be realized, after the test tube rack 13 descends to open the liquid nitrogen box plate 17, if the gravity of the test tube rack 13 is larger, the test tube rack 13 can continue to move downward, the switch 15 can be touched at the moment, the air suction pump 20 can be directly opened, the air suction pump 20 is opened to draw out a part of the fog diffused in the liquid nitrogen box 18 through the air inlet 10 and then is sent out through the air return 9, the circulating cold supply in the device is realized, the control is not needed, the automatic operation can be carried out, and the low temperature can synchronously act on the upper part and the lower part of the test tube rack 13 at the same time, the uniformity of the temperature in the device is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a vehicle-mounted circulation supplies cold type liquid nitrogen hutch, includes box (2) and installation base (5), its characterized in that: case lid (1) is installed through the hinge at the top of box (2), be provided with the handle groove on the top surface of case lid (1), equal fixed mounting has mounting plate on the both sides outer wall of installation base (5), and mounting plate's inside is provided with the screw hole, the inside of installation base (5) is provided with installation inside groove (8), be provided with stroke groove (4) on the top surface of installation base (5), be provided with screens subassembly (3) in stroke groove (4), the drain pan intracavity of installation base (5) is provided with spacing subassembly (7), the inside of box (2) is indulged and is put fixed mounting and have spacing slide bar (12).

2. The vehicular circulating cold supply liquid nitrogen storage box according to claim 1, wherein the blocking component (3) comprises a transverse sliding rod (33), a blocking magnet (32) is slidably mounted outside the transverse sliding rod (33), a projection (31) is fixedly mounted on the top of the blocking magnet (32), and one end of the projection (31) is located in the stroke slot (4).

3. The vehicular circulation cold supply type liquid nitrogen storage box according to claim 2, wherein said limiting component (7) comprises a longitudinal slide bar (73), an external spring (75) is disposed outside said longitudinal slide bar (73), and a moving shaft (74) is slidably mounted outside said longitudinal slide bar (73).

4. The vehicular circulating cold supply type liquid nitrogen storage box as claimed in claim 3, wherein a connecting rod (72) is fixedly installed on a side wall of said moving shaft (74), said connecting rod (72) is L-shaped, and one end of said moving shaft (74) is located in said installation inner groove (8).

5. The vehicular circulating cold supply type liquid nitrogen storage box according to claim 4, wherein a plastic blocking piece (71) is fixedly installed at one end of the connecting rod (72), the plastic blocking piece (71) is located at one side of the blocking magnet (32), a blocking hole is formed in the side wall of the box body (2), a built-in magnet (6) is fixedly installed inside the blocking hole, and the magnetic pole of the built-in magnet (6) is opposite to that of the blocking magnet (32).

6. The liquid nitrogen storage box with vehicle-mounted circulating cooling function according to claim 5, wherein the limiting slide rod (12) is provided with a connecting spring (11) at an outer portion thereof, one end of the connecting spring (11) is fixedly connected with a top surface of the test tube rack (13), and the test tube rack (13) is provided with a plurality of test tube slots at an inner portion thereof.

7. The vehicle-mounted cold supply circulation type liquid nitrogen storage box of claim 6, wherein the box body (2) is provided with an air return opening (9) and an air inlet opening (10) inside, the air return opening (9) and the air inlet opening (10) are provided with a plurality of air holes inside, the area of the air return opening (9) is consistent with that of the air inlet opening (10), the air return opening (9) is located above the air inlet opening (10), and the inner side wall of the box body (2) is provided with a switch (15).

8. The vehicular circulating cold supply type liquid nitrogen storage box according to claim 7, wherein a circulating air pipe (19) is fixedly installed on the outer wall of the rear side of the box body (2), both ends of the circulating air pipe (19) are respectively connected with the air return inlet (9) and the air inlet (10), and an air suction pump (20) is fixedly installed outside the circulating air pipe (19).

9. The vehicular circulation cold supply type liquid nitrogen storage box according to claim 8, wherein a liquid nitrogen box (18) is fixedly installed on the inner wall of the bottom surface of the box body (2), and a liquid nitrogen box plate (17) is rotatably installed on the top of the liquid nitrogen box (18) through a rotating shaft.

10. The vehicular circulating cold supply type liquid nitrogen storage box according to claim 9, wherein a torsion spring (16) is fixedly installed between the bottom surface of the liquid nitrogen box plate (17) and the side wall of the liquid nitrogen box (18), and one end of the liquid nitrogen box plate (17) is located right below the bottom contact (14).