Liquid nitrogen tank with stored object taking and placing function

Abstract

The utility model discloses a liquid nitrogen tank with a stored object taking and placing function, which belongs to the technical field of liquid nitrogen tanks and is characterized by comprising a tank body, a tank cover is clamped at the top of an inner cavity of the tank body, a placing disc is arranged at the bottom of the inner cavity of the tank body, a placing groove is formed in the top of the placing disc, and a taking and placing assembly is fixedly connected to the top of the placing disc. A moving assembly is arranged at the bottom of the surface of the tank body, the taking and placing assembly comprises a first supporting block, a first air rod, a connecting strip, a U-shaped strip and a connecting rod, the side, close to the tank body, of the first supporting block is fixedly connected with the tank body, and the bottom of the first air rod is fixedly connected with the top of the first supporting block; and the side, close to the output end of the first air rod, of the bottom of the connecting strip is fixedly connected with the output end of the first air rod, and the problems that according to an existing liquid nitrogen tank, articles are usually inconvenient to take and place, the articles are usually manually taken and placed through tools, the taking and placing are not convenient enough, and the existing liquid nitrogen tank is usually inconvenient to move are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid nitrogen tanks, in particular to a liquid nitrogen tank with storage and retrieval functions. Background Art

[0002] Liquid nitrogen tanks can generally be divided into two types: liquid nitrogen storage tanks and liquid nitrogen transport tanks. Storage tanks are mainly used for static storage of liquid nitrogen indoors and are not suitable for long-distance transportation under working conditions. In order to meet the conditions of transportation, liquid nitrogen transport tanks have been specially designed for shockproofing. In addition to static storage, they can also be used for transportation when filled with liquid nitrogen, but violent collisions and vibrations should also be avoided.

[0003] Liquid nitrogen tanks are used for low-temperature freezing and storage of biological samples and other items. Existing liquid nitrogen tanks are usually not convenient for taking and placing items. Usually, the items are taken and placed manually with the help of tools, which is not convenient enough. In addition, existing liquid nitrogen tanks are usually not easy to move. Utility Model Content

[0004] The utility model provides a liquid nitrogen tank with a storage and retrieval function, aiming to solve the problem that the existing liquid nitrogen tank is usually not convenient for taking and placing items, and the items are usually taken and placed manually with the help of tools, which is not convenient enough, and the existing liquid nitrogen tank is usually not convenient to move.

[0005] The utility model is implemented as follows: a liquid nitrogen tank with a storage and retrieval function comprises a tank body, a tank cover is clamped on the top of the tank body cavity, a placement tray is arranged at the bottom of the tank body cavity, a placement groove is arranged on the top of the placement tray, a retrieval component is fixedly connected to the top of the placement tray, and a moving component is arranged at the bottom of the tank body surface;

[0006] The picking and placing assembly includes a first support block, a first gas rod, a connecting strip, a U-shaped strip and a connecting rod. The first support block is fixedly connected to the tank body on one side close to the tank body, the bottom of the first gas rod is fixedly connected to the top of the first support block, the bottom of the connecting strip is fixedly connected to the output end of the first gas rod on one side close to the output end of the first gas rod, the U-shaped strip is fixedly connected to the connecting strip on one side close to the connecting strip, the top of the connecting rod is fixedly connected to the bottom of the U-shaped strip, and the bottom of the connecting rod is fixedly connected to the top of the placement plate.

[0007] In order to achieve the effect of facilitating the movement of the tank body, the liquid nitrogen tank with storage and retrieval function is preferably used as the utility model, wherein the moving assembly includes a second support block, a second gas rod, a positioning ring and a universal wheel, the second support block is fixedly connected to the tank body on one side close to the tank body, the top of the second gas rod is fixedly connected to the bottom of the second support block, the front and rear sides of the top of the positioning ring are respectively fixedly connected to the output end of the second gas rod, and the top of the universal wheel is fixedly connected to the bottom of the positioning ring.

[0008] In order to achieve the effect of being able to place containers containing different types of items, as a preferred liquid nitrogen tank with storage and retrieval function of the utility model, the surface of the placement plate is slidably connected to the inner wall of the tank body, and the number of the placement grooves is four, and they are evenly opened on the top of the placement plate.

[0009] In order to achieve the effect that the U-shaped bar does not hinder the engagement of the tank cover and the tank body, as a preferred embodiment of the liquid nitrogen tank with storage and retrieval function of the utility model, both sides of the top of the tank body are provided with first semicircular grooves used in conjunction with the U-shaped bar, both sides of the tank cover are provided with rectangular grooves used in conjunction with the U-shaped bar, and both sides of the bottom of the tank cover are provided with second semicircular grooves used in conjunction with the U-shaped bar.

[0010] In order to achieve a sealing effect at the connection between the first semicircular groove, the second semicircular groove and the U-shaped bar, as a preferred liquid nitrogen tank with storage and retrieval function of the utility model, the inner walls of the first semicircular groove and the second semicircular groove are fixedly connected with a sealing gasket, and the inner wall of the sealing gasket is in close contact with the surface of the U-shaped bar.

[0011] In order to increase the supporting stability of the tank body when the tank body is moved, as a preferred embodiment of the liquid nitrogen tank with storage and retrieval function of the utility model, the number of the universal wheels is several and evenly distributed at the bottom of the positioning ring.

[0012] In order to facilitate the pushing and pulling of the tank body, as a preferred embodiment of the liquid nitrogen tank with storage and retrieval function of the utility model, handles are fixedly connected to the top of the front and rear sides of the tank body, and handle covers are provided on the surfaces of the handles.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The liquid nitrogen tank with storage and retrieval function is provided with a tank body, a tank cover, a placement tray, a placement slot, a retrieval assembly and a moving assembly. When in use, the retrieval assembly is started, and the placement tray is driven to move upward to the top of the tank inner cavity by the retrieval assembly, and then the container with the articles is placed in the placement slot, and then the retrieval assembly is started to drive the placement tray to move downward to the bottom of the tank inner cavity, and then the tank cover is closed, and the articles are cryogenically frozen and stored through the tank body. When it is necessary to take out the articles in the tank body, the tank cover can be opened, and then the placement tray is moved to the top of the tank inner cavity in the above manner, and then the stored articles can be taken out from the inner cavity of the placement slot, so that the effect of facilitating the taking and placing of the articles is achieved through the retrieval assembly. When it is necessary to move the tank body, the moving assembly can be started to make the moving assembly support the tank body, and then the tank body can be pushed to move the tank body through the moving assembly, which is relatively convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is the overall structural diagram of the liquid nitrogen tank with storage and retrieval functions of the utility model;

[0016] Figure 2 This is a structural diagram of the tank body and the tank cover after the cutaway view in the utility model;

[0017] Figure 3 It is a structural diagram of the placing tray and the picking and placing assembly in the utility model;

[0018] Figure 4 It is a structural diagram of the mobile component in the utility model;

[0019] Figure 5 This is a structural diagram of the tank body and the sealing gasket in the utility model;

[0020] Figure 6 This is a structural diagram from another perspective after the middle tank cover and the sealing gasket of the utility model are separated.

[0021] In the figure, 1. tank body; 2. tank cover; 3. placement plate; 4. placement groove; 5. pick-and-place assembly; 501. first support block; 502. first gas rod; 503. connecting strip; 504. U-shaped strip; 505. connecting rod; 6. moving assembly; 601. second support block; 602. second gas rod; 603. positioning ring; 604. universal wheel; 7. first semicircular groove; 8. rectangular groove; 9. second semicircular groove; 10. sealing pad; 11. handle; 12. handle cover. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0024] See also Figure 1-6The utility model provides a technical solution: a liquid nitrogen tank with a storage and retrieval function, comprising a tank body 1, a tank cover 2 is clamped on the top of the inner cavity of the tank body 1, a placement tray 3 is arranged at the bottom of the inner cavity of the tank body 1, a placement groove 4 is opened on the top of the placement tray 3, a retrieval component 5 is fixedly connected to the top of the placement tray 3, and a moving component 6 is arranged at the bottom of the surface of the tank body 1;

[0025] The pick-and-place assembly 5 includes a first support block 501, a first gas rod 502, a connecting strip 503, a U-shaped strip 504 and a connecting rod 505. The first support block 501 is fixedly connected to the tank body 1 on one side close to the tank body 1, the bottom of the first gas rod 502 is fixedly connected to the top of the first support block 501, the bottom of the connecting strip 503 is fixedly connected to the output end of the first gas rod 502 on one side close to the output end of the first gas rod 502, the U-shaped strip 504 is fixedly connected to the connecting strip 503 on one side close to the connecting strip 503, the top of the connecting rod 505 is fixedly connected to the bottom of the U-shaped strip 504, and the bottom of the connecting rod 505 is fixedly connected to the top of the placement plate 3.

[0026] When the container 1 is in the container 1, the container 1 is moved to the storage tank 4, and the container 1 is moved to the storage tank 4, the container 1 is moved to the storage tank 4, and the container 1 is moved to the storage tank 4.

[0027] As a technical optimization solution of the utility model, the moving component 6 includes a second support block 601, a second gas rod 602, a positioning ring 603 and a universal wheel 604. The second support block 601 is fixedly connected to the tank body 1 on one side close to the tank body 1, the top of the second gas rod 602 is fixedly connected to the bottom of the second support block 601, the front and rear sides of the top of the positioning ring 603 are respectively fixedly connected to the output end of the second gas rod 602, and the top of the universal wheel 604 is fixedly connected to the bottom of the positioning ring 603.

[0028] In this embodiment: by setting the second support block 601, the second gas rod 602 can be supported, by setting the second gas rod 602, the positioning ring 603 can be driven to move downward, by setting the positioning ring 603, the position of the universal wheel 604 can be positioned and the universal wheel 604 can be driven to move downward, and by setting the universal wheel 604, the tank body 1 can be propped up by moving downward and the tank body 1 can be easily moved by rolling.

[0029] As a technical optimization solution of the utility model, the surface of the placement plate 3 is slidably connected to the inner wall of the tank body 1 , and the number of the placement grooves 4 is four and evenly opened on the top of the placement plate 3 .

[0030] In this embodiment: by setting the surface of the placement plate 3 to be slidably connected to the inner wall of the tank body 1, in order to facilitate the placement plate 3 to move up and down in the inner cavity of the tank body 1, by setting a plurality of placement slots 4, containers containing different types of articles can be placed.

[0031] As a technical optimization solution of the utility model, first semicircular grooves 7 for use with the U-shaped bar 504 are opened on both sides of the top of the tank body 1, rectangular grooves 8 for use with the U-shaped bar 504 are opened on both sides of the tank cover 2, and second semicircular grooves 9 for use with the U-shaped bar 504 are opened on both sides of the bottom of the tank cover 2.

[0032] In this embodiment, the first semicircular groove 7 , the rectangular groove 8 and the second semicircular groove 9 are provided so that the U-shaped strip 504 will not hinder the engagement between the can cover 2 and the can body 1 .

[0033] As a technical optimization solution of the present invention, the inner walls of the first semicircular groove 7 and the second semicircular groove 9 are fixedly connected with a sealing gasket 10 , and the inner wall of the sealing gasket 10 is in close contact with the surface of the U-shaped strip 504 .

[0034] In this embodiment, a sealing gasket 10 is provided to seal the connection between the first semicircular groove 7 and the second semicircular groove 9 and the U-shaped strip 504 .

[0035] As a technical optimization solution of the present invention, there are a plurality of universal wheels 604 , which are evenly distributed at the bottom of the positioning ring 603 .

[0036] In this embodiment, by providing a plurality of universal wheels 604 , the support stability of the tank body 1 can be increased when the tank body 1 is moved.

[0037] As a technical optimization solution of the utility model, handles 11 are fixedly connected to the tops of the front and rear sides of the tank body 1 , and handle covers 12 are sleeved on the surfaces of the handles 11 .

[0038] In this embodiment, by providing the handle 11 , the tank body 1 can be easily pushed and pulled, and by providing the handle cover 12 , the friction of the handle 11 can be increased.

[0039] Working principle: First, start the first gas rod 502 to extend, the output end of the first gas rod 502 drives the connecting bar 503 to move upward, the connecting bar 503 drives the U-shaped bar 504 to move upward, the U-shaped bar 504 drives the connecting rod 505 to move upward, the connecting rod 505 drives the placement plate 3 to move to the top of the inner cavity of the tank body 1, and then place the container with articles in the placement groove 4, and then start the first gas rod 502 to retract, the output end of the first gas rod 502 drives the connecting bar 503 to move downward, the connecting bar 503 drives the U-shaped bar 504 to move downward, the U-shaped bar 504 drives the connecting rod 505 to move downward, and the connecting rod 505 drives the placement plate 3 to move downward to the bottom of the inner cavity of the tank body 1 , and then put on the can cover 2, and use the can body 1 to store the items at low temperature. When it is necessary to take out the items in the can body 1, the can cover 2 can be opened, and then the placement plate 3 can be moved to the top of the inner cavity of the can body 1 in the above manner, and then the stored items can be taken out from the inner cavity of the placement groove 4, so that the effect of facilitating the taking and placing of items is achieved through the take-and-place component 5. When it is necessary to move the can body 1, the second gas rod 602 can be started, and the second gas rod 602 drives the positioning ring 603 to move downward, and the positioning ring 603 drives the universal wheel 604 to move downward, so that the universal wheel 604 supports the can body 1, and then the can body 1 can be pushed to move the can body 1 through the universal wheel 604, which is more convenient.

[0040] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A liquid nitrogen tank with storage and access functions, comprising a tank body (1), characterized in that: The top of the inner cavity of the tank body (1) is clamped with a tank cover (2), the bottom of the inner cavity of the tank body (1) is provided with a placement plate (3), the top of the placement plate (3) is provided with a placement groove (4), the top of the placement plate (3) is fixedly connected with a pick-and-place assembly (5), and the bottom of the surface of the tank body (1) is provided with a moving assembly (6); The pick-and-place assembly (5) comprises a first support block (501), a first gas rod (502), a connecting strip (503), a U-shaped strip (504) and a connecting rod (505), wherein the first support block (501) is fixedly connected to the tank body (1) at a side close to the tank body (1), the bottom of the first gas rod (502) is fixedly connected to the top of the first support block (501), the bottom of the connecting strip (503) is fixedly connected to the output end of the first gas rod (502) at a side close to the output end of the first gas rod (502), the U-shaped strip (504) is fixedly connected to the connecting strip (503) at a side close to the connecting strip (503), the top of the connecting rod (505) is fixedly connected to the bottom of the U-shaped strip (504), and the bottom of the connecting rod (505) is fixedly connected to the top of the placement plate (3).

2. The liquid nitrogen tank with storage and retrieval function according to claim 1 is characterized in that: The moving assembly (6) comprises a second support block (601), a second gas rod (602), a positioning ring (603) and a universal wheel (604); the second support block (601) is fixedly connected to the tank body (1) on one side close to the tank body (1); the top of the second gas rod (602) is fixedly connected to the bottom of the second support block (601); the front and rear sides of the top of the positioning ring (603) are respectively fixedly connected to the output end of the second gas rod (602); and the top of the universal wheel (604) is fixedly connected to the bottom of the positioning ring (603).

3. The liquid nitrogen tank with storage and retrieval function according to claim 1 is characterized in that: The surface of the placement plate (3) is slidably connected to the inner wall of the tank body (1), and the number of the placement grooves (4) is four and they are evenly arranged on the top of the placement plate (3).

4. The liquid nitrogen tank with storage and retrieval function according to claim 1 is characterized in that: Both sides of the top of the tank body (1) are provided with first semicircular grooves (7) for use with the U-shaped strip (504), both sides of the tank cover (2) are provided with rectangular grooves (8) for use with the U-shaped strip (504), and both sides of the bottom of the tank cover (2) are provided with second semicircular grooves (9) for use with the U-shaped strip (504).

5. The liquid nitrogen tank with storage and retrieval function according to claim 4 is characterized in that: The inner walls of the first semicircular groove (7) and the second semicircular groove (9) are both fixedly connected with a sealing gasket (10), and the inner wall of the sealing gasket (10) is in close contact with the surface of the U-shaped strip (504).

6. The liquid nitrogen tank with storage and retrieval function according to claim 2 is characterized in that: There are a plurality of universal wheels (604), which are evenly distributed at the bottom of the positioning ring (603).

7. The liquid nitrogen tank with storage and retrieval function according to claim 1 is characterized in that: The tops of the front and rear sides of the tank body (1) are fixedly connected with handles (11), and the surfaces of the handles (11) are covered with handle covers (12).

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