CN217184580U

CN217184580U - Stem cell storage tank with liquid nitrogen automatic filling control device

Info

Publication number: CN217184580U
Application number: CN202220644028.9U
Authority: CN
Inventors: 吕兴亮
Original assignee: New Beichen Hubei Biotechnology Group Co ltd
Current assignee: New Beichen Hubei Biotechnology Group Co ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-08-16
Anticipated expiration: 2032-03-23

Abstract

The utility model discloses a stem cell storage tank with liquid nitrogen automatic filling control device, which comprises an outer barrel, wherein an inner container is arranged in the inner cavity of the outer barrel, a liquid nitrogen storage cavity is arranged between the outer barrel and the inner container, a first round pipe is spliced at the position close to the top part on the left side of the outer barrel, a connecting pipe is fixedly connected with the left end of the first round pipe, a valve is arranged at the position close to the middle position on the outer side of the connecting pipe, the pressure is relieved for the second round pipe through the mutual matching of the parts of a conduit, a first rectangular block, a first spring, a sealing plate, a vertical rod, a second spring, a second rectangular block, a baffle plate and a pressure relief pipe by arranging a pressure relief mechanism, the safety of the device is improved, the automatic filling mechanism is arranged, and the components of the vertical pipe, an air bag, a rack plate, a rotary gear, a rotary shaft, a connecting plate, a first movable plate, a belt and a second grooved wheel are mutually matched, the device is convenient to automatically supplement liquid nitrogen, and the stem cell storage effect is improved.

Description

Stem cell storage tank with liquid nitrogen automatic filling control device

Technical Field

The utility model relates to a stem cell storage field especially relates to stem cell holding vessel with automatic dress controlling means that fills of liquid nitrogen.

Background

The stem cell storage tank is a common appliance in stem cell storage engineering, the existing stem cell storage tank consists of an inner container and an outer container, stem cells need to be stored in a low-temperature environment, the stem cells are placed at the bottom of the inner container, liquid nitrogen is filled in the inner container, or the stem cells are placed in the inner container, liquid nitrogen is filled in an interlayer between the outer container and the inner container and used for preserving the stem cells at a low temperature, and the liquid nitrogen for storing the stem cells is partially gasified to cause the loss of the liquid nitrogen.

The existing device is inconvenient for automatically supplementing liquid nitrogen to the device, so that stem cells are stored, and meanwhile, the existing device does not have an automatic pressure relief function, so that the safety of the device is low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a stem cell storage tank with a liquid nitrogen automatic filling control device.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

stem cell holding vessel with automatic filling dress controlling means of liquid nitrogen, including the urceolus, the urceolus inner chamber is equipped with the inner bag, be equipped with liquid nitrogen storage chamber between urceolus and the inner bag, the left side of urceolus is close to top department and pegs graft and has first pipe, the left end fixedly connected with connecting pipe of first pipe, the outside of connecting pipe is close to intermediate position department and is equipped with the valve, the left end fixedly connected with of connecting pipe has the second pipe, the top of second pipe is close to right-hand member department and is equipped with pressure release mechanism, the left side of urceolus is close to intermediate position department and pegs graft and has the third pipe, the top fixedly connected with rectangular channel of third pipe, the rectangular channel inner chamber is equipped with automatic filling dress mechanism.

Further, automatic fill dress mechanism includes the standpipe, the standpipe is pegged graft and is close to intermediate position department at the top of third pipe, the top fixedly connected with gasbag of standpipe, the top fixedly connected with movable plate of gasbag, the top intermediate position department fixedly connected with rack plate of movable plate, the front side of rack plate is close to intermediate position department meshing and has the swing pinion, the left side centre of a circle department of swing pinion runs through and is equipped with the pivot, the right-hand member swing joint of pivot has the connecting plate, connecting plate bottom and rectangular channel fixed connection.

Furthermore, a first grooved wheel is fixedly connected to the left end of the rotating shaft, a second grooved wheel is fixedly connected to the outer side of the valve, a belt is arranged between the first grooved wheel and the second grooved wheel, and the first grooved wheel is in transmission connection with the second grooved wheel through the belt.

Further, the equal fixedly connected with slider in the left and right sides of movable plate, the spout has all been seted up near top department in the rectangular channel inner chamber left and right sides, two slider swing joint is respectively at the inner chamber of spout.

Further, pressure release mechanism includes the pressure release pipe, pressure release pipe fixed connection is close to right side department at the top of second pipe, the pressure release pipe top is equipped with the baffle, the pressure release pipe inner chamber is equipped with the pipe, pipe bottom and second pipe fixed connection.

Further, the equal fixedly connected with first rectangular block in the pressure release pipe inner chamber left and right sides, two first rectangular block sets up for from top to bottom, and two be equipped with the closing plate between the first rectangular block, the closing plate is located the top of pipe, two the equal fixedly connected with first spring in one side that first rectangular block is close to the closing plate.

Further, two the one end that adjacent first rectangle piece was kept away from respectively to first spring all with closing plate fixed connection, the closing plate inner chamber runs through and is equipped with the montant, both ends all with pressure release pipe swing joint around the montant, the pressure release pipe inner chamber left and right sides is close to two second rectangle pieces of the equal fixedly connected with in top department, two the equal fixedly connected with second spring in second rectangle piece top, two the one end that the second rectangle piece was kept away from to the second spring all with baffle fixed connection.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the pressure relief mechanism is arranged, and the pressure relief of the second round pipe is facilitated through the mutual matching of the guide pipe, the first rectangular block, the first spring, the sealing plate, the vertical rod, the second spring, the second rectangular block, the baffle and the pressure relief pipe, so that the safety of the device is improved;

2. the utility model discloses a set up automatic dress mechanism that fills, through mutually supporting of these parts of standpipe, gasbag, movable plate, rack plate, rotating gear, pivot, connecting plate, first sheave, belt and second sheave, be convenient for to the automatic liquid nitrogen that supplyes of device, improve stem cell storage effect.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a sectional view of the present embodiment;

FIG. 2 is an enlarged view of the embodiment at A in FIG. 1;

FIG. 3 is an enlarged view of the embodiment at B in FIG. 1;

fig. 4 is an enlarged view of fig. 1 at C.

In the figure: 1. an outer cylinder; 2. an inner container; 3. a first circular tube; 4. a connecting pipe; 5. a second circular tube; 6. a third circular tube; 7. a rectangular groove; 8. a vertical tube; 9. an air bag; 10. moving the plate; 11. a rack plate; 12. a rotating gear; 13. a rotating shaft; 14. a connecting plate; 15. a first sheave; 16. a belt; 17. a second sheave; 18. a conduit; 19. a first rectangular block; 20. a first spring; 21. a sealing plate; 22. a vertical rod; 23. a second spring; 24. a second rectangular block; 25. a baffle plate; 26. and (4) a pressure relief pipe.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, the stem cell storage tank with the liquid nitrogen automatic filling control device comprises an outer cylinder 1, an inner container 2 is arranged in an inner cavity of the outer cylinder 1, a liquid nitrogen storage cavity is arranged between the outer cylinder 1 and the inner container 2, a first circular tube 3 is inserted at a position, close to the top, of the left side of the outer cylinder 1, a connecting tube 4 is fixedly connected to the left side of the first circular tube 3, a valve is arranged at a position, close to the middle position, of the outer side of the connecting tube 4, a second circular tube 5 is fixedly connected to the left side of the connecting tube 4, a pressure relief mechanism is arranged at a position, close to the right end, of the top of the second circular tube 5, a third circular tube 6 is inserted at a position, close to the middle position, of the left side of the outer cylinder 1, a rectangular groove 7 is fixedly connected to the top of the third circular tube 6, and an automatic filling mechanism is arranged in an inner cavity of the rectangular groove 7;

the automatic filling mechanism comprises a vertical pipe 8, the vertical pipe 8 is inserted at the position, close to the middle position, of the top of a third round pipe 6, an air bag 9 is fixedly connected to the top of the vertical pipe 8, a moving plate 10 is fixedly connected to the top of the air bag 9, sliders are fixedly connected to the left side and the right side of the moving plate 10, sliding grooves are formed in the positions, close to the top, of the left side and the right side of an inner cavity of a rectangular groove 7, the two sliders are respectively and movably connected to the inner cavity of the sliding grooves, a rack plate 11 is fixedly connected to the middle position of the top of the moving plate 10, a rotating gear 12 is meshed with the position, close to the middle position, of the front side of the rack plate 11, a rotating shaft 13 penetrates through the center of the left side of the rotating gear 12, a connecting plate 14 is movably connected to the right end of the rotating shaft 13, the bottom of the connecting plate 14 is fixedly connected with the rectangular groove 7, a first sheave 15 is fixedly connected to the left end of the rotating shaft 13, a second sheave 17 is fixedly connected to the outer side of a valve, a belt 16 is arranged between the first sheave 15 and the second sheave 17, the first grooved wheel 15 is in transmission connection with the second grooved wheel 17 through a belt 16, so that the device can be automatically supplemented with liquid nitrogen conveniently, and the stem cell storage effect is improved;

the pressure relief mechanism comprises a pressure relief pipe 26, the pressure relief pipe 26 is fixedly connected to the position, close to the right side, of the top of the second circular pipe 5, a baffle 25 is arranged at the top of the pressure relief pipe 26, a pipe 18 is arranged in an inner cavity of the pressure relief pipe 26, the bottom end of the pipe 18 is fixedly connected with the second circular pipe 5, first rectangular blocks 19 are fixedly connected to the left side and the right side of the inner cavity of the pressure relief pipe 26, the two first rectangular blocks 19 are arranged up and down, a sealing plate 21 is arranged between the two first rectangular blocks 19, the sealing plate 21 is positioned at the top of the pipe 18, first springs 20 are fixedly connected to one sides, close to the sealing plate 21, of the two first rectangular blocks 19, one ends, far away from the adjacent first rectangular blocks 19, of the two first springs 20 are fixedly connected with the sealing plate 21, a vertical rod 22 penetrates through the inner cavity of the sealing plate 21, the front end and the rear end of the vertical rod 22 are movably connected with the pressure relief pipe 26, and two second rectangular blocks 24 are fixedly connected to the positions, close to the left side and the right side of the inner cavity of the pressure relief pipe 26, two equal fixedly connected with second spring 23 in 24 tops of second rectangle piece, the one end that second rectangle piece 24 was kept away from to two second springs 23 all with baffle 25 fixed connection, be convenient for to 5 pressure releases of second pipe, improve device's security

The working principle is as follows: firstly, the second circular tube 5 is connected with an external nitrogen charging device, when liquid nitrogen in a liquid nitrogen storage cavity in the outer cylinder 1 is vaporized, the pressure in the outer cylinder 1 is increased, because one end of the third circular tube 6 is sealed and the other end is communicated with the outer cylinder 1, the vertical tube 8 inserted at the top of the third circular tube 6 expands the air bag 9, thereby pushing the moving plate 10 to move upwards under the action of the sliding block and the sliding groove, thereby enabling the rack plate 11 fixed at the top of the moving plate 10 to move upwards, the rotating gear 12 engaged with the rack plate to rotate, thereby driving the rotating shaft 13 to rotate, the rotating shaft 13 simultaneously drives the first grooved wheel 15 to rotate, the first grooved wheel 15 drives the second grooved wheel 17 to rotate through the belt 16, thereby opening the valve, replenishing liquid nitrogen into the outer cylinder 1, when the pressure returns to the initial state, thereby enabling the air bag 9 to be reduced, thereby closing the valve through the automatic charging mechanism, at, the liquid nitrogen can the partial vaporization in the storage process, 5 inner chamber atmospheric pressure of second pipe risees, atmospheric pressure flows into the 26 inner chambers of pressure release pipe, form the impact force, because the 26 inner chambers of pressure release pipe are pegged graft and are had pipe 18, and pipe 18 top end opening is less than the bottom opening, atmospheric pressure concentrates on the opening part on top, atmospheric pressure drives closing plate 21 top to the effect of closing plate 21 forming force and rises, closing plate 21 top rises to drive and is located adjacent first spring 20 and outwards extends, atmospheric pressure flows out from pipe 18, promote the movable plate 10 and rise the top of leaving pressure release pipe 26, it is whole work flow to go up.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. Stem cell holding vessel with automatic controlling means that fills of liquid nitrogen, including urceolus (1), urceolus (1) inner chamber is equipped with inner bag (2), be equipped with liquid nitrogen storage chamber, its characterized in that between urceolus (1) and inner bag (2): the left side of urceolus (1) is close to top department and pegs graft and has first pipe (3), the left end fixedly connected with connecting pipe (4) of first pipe (3), the outside of connecting pipe (4) is close to intermediate position department and is equipped with the valve, the left end fixedly connected with of connecting pipe (4) has second pipe (5), the top of second pipe (5) is close to right-hand member department and is equipped with pressure release mechanism, the left side of urceolus (1) is close to intermediate position department and pegs graft and has third pipe (6), the top fixedly connected with rectangular channel (7) of third pipe (6), rectangular channel (7) inner chamber is equipped with automatic filling mechanism.

2. The stem cell storage tank with an automatic liquid nitrogen filling control device according to claim 1, wherein: the automatic filling mechanism comprises a vertical pipe (8), the vertical pipe (8) is inserted into the top of a third round pipe (6) and is close to the middle position, the top end of the vertical pipe (8) is fixedly connected with an air bag (9), the top end of the air bag (9) is fixedly connected with a movable plate (10), the top middle position of the movable plate (10) is fixedly connected with a rack plate (11), the front side of the rack plate (11) is meshed with a rotating gear (12) close to the middle position, a rotating shaft (13) is arranged in the center of a circle of the left side of the rotating gear (12) in a penetrating mode, a connecting plate (14) is movably connected to the right end of the rotating shaft (13), and the bottom of the connecting plate (14) is fixedly connected with a rectangular groove (7).

3. The stem cell storage tank with an automatic liquid nitrogen filling control device according to claim 2, wherein: the left end of the rotating shaft (13) is fixedly connected with a first grooved wheel (15), the outer side of the valve is fixedly connected with a second grooved wheel (17), a belt (16) is arranged between the first grooved wheel (15) and the second grooved wheel (17), and the first grooved wheel (15) is in transmission connection with the second grooved wheel (17) through the belt (16).

4. The stem cell storage tank with an automatic liquid nitrogen filling control device according to claim 2, wherein: the left and right sides of the moving plate (10) are fixedly connected with sliding blocks, sliding grooves are formed in the positions, close to the top, of the left and right sides of the inner cavity of the rectangular groove (7), and the sliding blocks are movably connected to the inner cavity of the sliding grooves respectively.

5. The stem cell storage tank with an automatic liquid nitrogen filling control device according to claim 1, wherein: the pressure relief mechanism comprises a pressure relief pipe (26), the pressure relief pipe (26) is fixedly connected to the top of the second round pipe (5) and close to the right side, a baffle (25) is arranged at the top of the pressure relief pipe (26), a pipe (18) is arranged in the inner cavity of the pressure relief pipe (26), and the bottom end of the pipe (18) is fixedly connected with the second round pipe (5).

6. The stem cell storage tank with automatic liquid nitrogen filling control device according to claim 5, wherein: the pressure release pipe is characterized in that first rectangular blocks (19) are fixedly connected to the left side and the right side of an inner cavity of the pressure release pipe (26), two of the first rectangular blocks (19) are arranged up and down, sealing plates (21) are arranged between the first rectangular blocks (19), the sealing plates (21) are located at the top of a guide pipe (18), and the first rectangular blocks (19) are close to first springs (20) fixedly connected to one sides of the sealing plates (21).

7. The stem cell storage tank with automatic liquid nitrogen filling control device of claim 6, wherein: two the one end that adjacent first rectangle piece (19) were kept away from respectively in first spring (20) all with closing plate (21) fixed connection, closing plate (21) inner chamber runs through and is equipped with montant (22), both ends all with pressure release pipe (26) swing joint around montant (22), two equal two second rectangle pieces (24), two of top department are close to the pressure release pipe (26) inner chamber left and right sides the equal fixedly connected with second spring (23) in second rectangle piece (24) top, two the one end that second rectangle piece (24) were kept away from in second spring (23) all with baffle (25) fixed connection.