Bone tissue gas phase liquid nitrogen storage device

Abstract

The utility model belongs to the technical field of bone tissue storage, and particularly relates to a bone tissue gas phase liquid nitrogen storage device which comprises a tank body, handles are fixedly installed on the two sides of the upper end of the tank body, and a vacuum layer is arranged on the side wall of the tank body. In the using process, the arrangement of the vacuum layer is beneficial to isolating the temperature difference inside and outside the device, reducing the speed of transferring heat through the wall surface of the tank body and remarkably improving the heat preservation performance of the tank, meanwhile, the heat preservation layer is filled in the vacuum layer to further improve the heat insulation effect, and the heat preservation layer usually has low heat conductivity, so that heat flow is effectively blocked, and the service life of the tank is prolonged. And meanwhile, the structural stability of the device can be improved through the arrangement of the vacuum layer and the heat preservation layer, the vacuum layer can serve as a buffer area, the influence of external impact on the content in the tank is reduced, and therefore the durability and safety of the tank are improved, and the service life of the tank is prolonged. And the weight of the device can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of bone tissue storage, in particular to a gas phase liquid nitrogen storage device for bone tissue. Background Art

[0002] Bone tissue storage refers to an important function of bone tissue in the skeletal system, namely the storage of minerals and other key substances. Bones are not only the main supporting structure of the human body, but also play an important physiological role, that is, as a living reservoir. In this reservoir, the most well-known is the storage of calcium and phosphorus. These minerals are essential for maintaining the body's electrolyte balance, nerve conduction, muscle contraction, blood coagulation and other physiological processes.

[0003] However, when using the gas phase liquid nitrogen storage device for bone tissue in the prior art, it is inconvenient to fix the storage box, so the stored bone tissue is easily caused to fall during use, affecting the use of the device.

[0004] For this purpose, a gas phase liquid nitrogen storage device for bone tissue is needed. Utility Model Content

[0005] The utility model provides a bone tissue gas phase liquid nitrogen storage device, which solves the problem in the prior art that the bone tissue gas phase liquid nitrogen storage device is inconvenient to fix the storage box when in use, so that the stored bone tissue is easily dropped during use, affecting the use of the device.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A bone tissue gas phase liquid nitrogen storage device comprises a tank body, handles are fixedly installed on both sides of the upper end of the tank body, a vacuum layer is opened on the side wall of the tank body, the vacuum layer is a hollow structure, a heat-insulating layer with a matching size is fixedly installed inside the vacuum layer, and a tank mouth is fixedly installed on the top of the tank body.

[0008] Preferably, the internal array of the tank mouth is provided with six groups of top slots, a basket frame of matching size is placed and installed inside the top slots, and a top bracket is welded and installed at the bottom of the basket frame.

[0009] Preferably, a storage rack is welded and installed at the bottom of the top bracket, the storage rack is a semi-cylindrical structure, and an array of the storage rack is provided with through holes.

[0010] Preferably, three groups of support plates are fixedly installed inside the storage rack, the support plates and the storage rack are welded to each other, a feed slot is provided at the bottom of the support plates, the center line of the feed slot coincides with the center line of the storage rack, a turntable is installed inside the support plates, a top rotating shaft is installed on the top of the turntable, two groups of side clamps are fixedly installed on the sides of the turntable, the angles between the two groups of side clamps and the center of the turntable are right angles, limiting slots are provided at the positions inside the support plates that coincide with the side clamps, a storage box is placed and installed inside the storage rack, a clamping strip that matches the size of the feed slot is installed on the top of the storage box.

[0011] Preferably, a top cover is installed on the top of the tank mouth through a thread, a liquid filling interface is installed on the top right side of the top cover, a vacuum gauge is fixedly installed on the left side of the liquid filling interface, a pressure gauge is installed on the left side of the vacuum gauge, a liquid sensor is fixedly installed on the left side of the pressure gauge, a temperature indicator is fixedly installed behind the liquid sensor, and an insulating sponge is fixedly installed at the lower middle part of the top cover.

[0012] Preferably, the basket frame forms a snap-fit ​​structure with the tank opening through a top snap-in groove, and the basket frame is a circular structure.

[0013] Preferably, the storage box forms a detachable structure with the support plate through the cooperation between the card strip and the feeding slot, and the storage box forms a locking structure with the support plate through the cooperation between the card strip and the middle card slot.

[0014] Preferably, the turntable forms a rotating structure with the support plate through the top rotating shaft, and the turntable forms a clamping structure with the support plate through the cooperation between the side clamping blocks and the limiting grooves.

[0015] The utility model proposes a bone tissue gas phase liquid nitrogen storage device. Compared with the prior art, the utility model has the following beneficial effects:

[0016] During use, the setting of the vacuum layer helps to isolate the temperature difference between the inside and outside of the device, reduce the speed of heat transfer through the wall of the tank, and significantly improve the thermal insulation performance of the tank. At the same time, the insulation layer filled inside the vacuum layer further increases the thermal insulation effect. The insulation layer usually has low thermal conductivity and effectively blocks the flow of heat, thereby keeping the storage space inside the device at a relatively constant temperature for a long time. At the same time, the setting of the vacuum layer and the insulation layer can also improve the structural stability of the device. The vacuum layer can serve as a buffer zone to reduce the impact of external impact on the contents inside the tank, thereby improving the durability and safety of the tank and reducing the weight of the device.

[0017] During use, the bone tissue to be stored is placed inside the storage box, and then the storage box is placed between the support plates. When placing the storage box, the storage box is placed inside the feed slot through the top card strip, and then the storage box is pushed inward along the path of the feed slot. After being pushed into the middle card slot inside the turntable, the storage box is rotated. When the storage box rotates, it will drive the top turntable to rotate inside the device. When the turntable rotates, it will rotate inside the support plate through the top rotating shaft. At this time, the side card blocks on the side of the turntable will be engaged with the inside of the limit slot, and the limit slot is provided with two groups. After the storage box rotates °, the side card blocks will rotate to the inside of another limit slot to fix the position of the turntable, thereby preventing the storage box from falling out of the inside of the device and fixing the storage box. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of a gas-phase liquid nitrogen storage device for bone tissue proposed by the utility model;

[0019] Figure 2 This is a cross-sectional structural schematic diagram of a gas-phase liquid nitrogen storage device for bone tissue proposed by the utility model;

[0020] Figure 3 This is a schematic diagram of the tank structure of a gas phase liquid nitrogen storage device for bone tissue proposed by the utility model;

[0021] Figure 4 This is a schematic diagram of the storage rack structure of a bone tissue gas phase liquid nitrogen storage device proposed by the utility model;

[0022] Figure 5 This is a schematic diagram of the installation structure of a storage box of a bone tissue gas phase liquid nitrogen storage device proposed by the utility model.

[0023] In the figure: 1. tank body; 2. handle; 3. tank mouth; 4. vacuum layer; 5. insulation layer; 6. top slot; 7. basket frame; 8. top bracket; 9. storage rack; 10. through hole; 11. support plate; 12. feed slot; 13. turntable; 14. top shaft; 15. side block; 16. middle slot; 17. limit slot; 18. storage box; 19. card strip; 20. top cover; 21. vacuum gauge; 22. liquid filling interface; 23. pressure gauge; 24. liquid sensor; 25. temperature indicator; 26. insulation sponge. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-5 The utility model provides a technical solution: a bone tissue gas phase liquid nitrogen storage device, comprising a tank body 1, handles 2 are fixedly installed on both sides of the upper end of the tank body 1, a vacuum layer 4 is opened on the side wall of the tank body 1, the vacuum layer 4 is a hollow structure, a heat-insulating layer 5 of matching size is fixedly installed inside the vacuum layer 4, and a tank mouth 3 is fixedly installed on the top of the tank body 1. During use, the arrangement of the vacuum layer 4 helps to isolate the temperature difference between the inside and outside of the device, reduce the speed of heat transfer through the wall of the tank body 1, and significantly improve the heat preservation performance of the tank. At the same time, the heat-insulating layer 5 is filled inside the vacuum layer 4 to further increase the heat insulation effect. The heat-insulating layer 5 usually has low thermal conductivity and effectively blocks the flow of heat, thereby keeping the storage space inside the device at a relatively constant temperature for a long time. At the same time, the arrangement of the vacuum layer 4 and the heat-insulating layer 5 can also improve the structural stability of the device. The vacuum layer 4 can be used as a buffer zone to reduce the impact of external impact on the internal contents of the tank, thereby improving the durability and safety of the tank and reducing the weight of the device.

[0026] Furthermore, the internal array of the tank mouth 3 is provided with six groups of top card slots 6, and a basket frame 7 of matching size is placed and installed inside the top card slots 6, and a top bracket 8 is welded and installed on the bottom of the basket frame 7. During use, the storage rack 9 and the internally installed storage box 18 can be fixedly placed inside the support plate 11 for storage, and then the circular structure of the basket frame 7 can be snapped into the inside of the top card slots 6, and the sizes between the basket frame 7 and the top card slots 6 are matched, which also facilitates the removal of the card strip 19 inside the device.

[0027] Furthermore, a storage rack 9 is welded and installed on the bottom of the top bracket 8. The storage rack 9 has a semi-cylindrical structure. The array of the storage rack 9 is provided with through holes 10. During use, the storage rack 9 is welded and installed on the bottom of the top bracket 8. The storage rack 9 is lifted by the top bracket 8. At the same time, the storage rack 9 has a semi-cylindrical structure, which makes it convenient to place the storage box 18 inside the storage rack 9 for protection. In addition, a through hole 10 is provided inside the storage rack 9. The through hole 10 can reduce the overall weight of the storage rack 9 and facilitate the use of the device.

[0028] Furthermore, three groups of support plates 11 are fixedly installed inside the storage rack 9, and the support plates 11 and the storage rack 9 are welded to each other. A feed slot 12 is provided at the bottom of the support plate 11, and the center line of the feed slot 12 coincides with the center line of the storage rack 9. A turntable 13 is installed inside the support plate 11, and a top rotating shaft 14 is installed on the top of the turntable 13. Two groups of side clamps 15 are fixedly installed on the sides of the turntable 13, and the angles between the two groups of side clamps 15 and the center of the turntable 13 are right angles. A limiting slot 17 is provided at the position of the support plate 11 that coincides with the side clamp 15. A storage box 18 is placed and installed inside the storage rack 9, and a clamping strip 19 that matches the size of the feed slot 12 is installed on the top of the storage box 18. The upper diameter, lower diameter and height of the storage box 18 are 60 mm, 50 mm, and 50 mm, respectively.

[0029] Furthermore, a top cover 20 is installed on the top of the tank mouth 3 by means of threads, a liquid replenishing interface 22 is installed on the right side of the top of the top cover 20, a vacuum gauge 21 is fixedly installed on the left side of the liquid replenishing interface 22, a pressure gauge 23 is installed on the left side of the vacuum gauge 21, a liquid sensor 24 is fixedly installed on the left side of the pressure gauge 23, a temperature indicator 25 is fixedly installed behind the liquid sensor 24, and an insulating sponge 26 is fixedly installed at the lower middle part of the top cover 20. During use, the top cover 20 is installed on the top of the tank mouth 3 by means of threads, so the top cover 20 can protect the top of the tank body 1, and at the same time The insulating sponge 26 installed in the middle of the top cover 20 provides additional insulating protection to help reduce the evaporation loss of liquid nitrogen. The insulating sponge 26 also has a certain elasticity and can adapt to the small gap between the cover and the tank body 1, further improving the sealing effect to achieve the best insulation effect. The liquid replenishment interface 22 installed on the top of the top cover 20 can facilitate the replenishment of liquid nitrogen inside the device. At the same time, the vacuum gauge 21, the pressure gauge 23, the liquid sensor 24 and the temperature indicator 25 can monitor the air pressure inside the device, the amount of liquid nitrogen and the temperature inside the device.

[0030] Furthermore, the basket frame 7 forms a locking structure between the top slot 6 and the tank mouth 3. The basket frame 7 is a circular structure. During use, the basket frame 7 can be locked in the top slot 6 through its own circular structure to prevent the storage rack 9 from falling into the device as a whole. Then, the basket frame 7 also facilitates the storage rack 9 to be taken out from the device as a whole.

[0031] Furthermore, the storage box 18 forms a detachable structure with the support plate 11 through the cooperation between the clamping strip 19 and the feed slot 12, and the storage box 18 forms a clamping structure with the support plate 11 through the cooperation between the clamping strip 19 and the middle clamping slot 16. During use, the bone tissue to be stored can be placed inside the storage box 18, and then the storage box 18 can be placed between the support plates 11. When placing, the storage box 18 is placed into the feed slot 12 through the top clamping strip 19, and then the storage box 18 is pushed inward along the path of the feed slot 12. After being pushed into the middle clamping slot 16 inside the turntable 13, the storage box 18 is rotated. When the storage box 18 rotates, it will drive the top turntable 13 to rotate inside the device.

[0032] Furthermore, the turntable 13 forms a rotating structure with the support plate 11 through the top rotating shaft 14, and the turntable 13 forms a locking structure with the support plate 11 through the cooperation between the side clamping block 15 and the limiting groove 17. When the turntable 13 rotates, it will rotate inside the support plate 11 through the top rotating shaft 14. At this time, the side clamping block 15 on the side of the turntable 13 will be locked in the inside of the limiting groove 17, and the limiting groove 17 is provided with two groups. After the storage box 18 rotates 90°, the side clamping block 15 will rotate to the inside of another limiting groove 17 to fix the position of the turntable 13, thereby preventing the storage box 18 from falling out of the inside of the device and fixing the storage box 18.

[0033] Working principle: First, place the bone tissue to be stored inside the storage box 18, and then place the storage box 18 between the support plates 11. When placing, the storage box 18 is placed inside the feed slot 12 through the top card strip 19, and then the storage box 18 is pushed inward along the path of the feed slot 12. After being pushed into the middle card slot 16 inside the turntable 13, the storage box 18 is rotated. When the storage box 18 rotates, it will drive the top turntable 13 to rotate inside the device. When the turntable 13 rotates, it will rotate inside the support plate 11 through the top rotating shaft 14. At this time, the side card blocks on the side of the turntable 13 15 will be engaged in the inner part of the limiting groove 17, and the limiting groove 17 is provided with two groups. After the storage box 18 rotates 90°, the side block 15 will rotate to the inner part of another limiting groove 17 to fix the position of the turntable 13 to prevent the storage box 18 from falling out of the inside of the device. After the storage box 18 is fixed, the basket frame 7 can be engaged in the inner part of the top card slot 6 through its own circular structure to prevent the storage rack 9 from falling into the inside of the device as a whole. Then, the basket frame 7 is also convenient for taking the storage rack 9 out of the device as a whole. After that, during use, the setting of the vacuum layer 4 helps to isolate the temperature difference between the inside and outside of the device and reduce the heat passing through the wall of the tank body 1 The speed of surface transfer is increased, which significantly improves the thermal insulation performance of the can. At the same time, the thermal insulation layer 5 is filled inside the vacuum layer 4 to further increase the thermal insulation effect. The thermal insulation layer 5 usually has low thermal conductivity and effectively blocks the flow of heat, thereby maintaining a relatively constant temperature in the storage space inside the device for a long time. At the same time, the arrangement of the vacuum layer 4 and the thermal insulation layer 5 can also improve the structural stability of the device. The vacuum layer 4 can be used as a buffer zone to reduce the impact of external impact on the contents inside the can, thereby improving the durability and safety of the can and reducing the weight of the device. A top cover 20 is installed on the top of the can mouth 3 by means of threads, so the top cover 20 can protect the top of the tank body 1, and the insulating sponge 26 installed in the middle of the top cover 20 provides additional insulating protection to help reduce the evaporation loss of liquid nitrogen, and the insulating sponge 26 also has a certain elasticity, which can adapt to the small gap between the lid and the tank body 1, further improving the sealing effect to achieve the best insulation effect, and the liquid replenishment interface 22 installed on the top of the top cover 20 can facilitate the replenishment of liquid nitrogen inside the device, and the vacuum gauge 21, pressure gauge 23, liquid sensor 24 and temperature indicator 25 can monitor the air pressure inside the device, the amount of liquid nitrogen and the temperature inside the device.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A gas phase liquid nitrogen storage device for bone tissue, comprising a tank body (1), characterized in that: Handles (2) are fixedly mounted on both sides of the upper end of the tank body (1); a vacuum layer (4) is provided on the side wall of the tank body (1); the vacuum layer (4) is a hollow structure; a heat-insulating layer (5) of matching size is fixedly mounted inside the vacuum layer (4); and a tank mouth (3) is fixedly mounted on the top of the tank body (1); The inner array of the tank mouth (3) is provided with six groups of top slots (6), a basket frame (7) of matching size is placed and installed inside the top slots (6), and a top bracket (8) is welded and installed at the bottom of the basket frame (7); A storage rack (9) is welded and mounted on the bottom of the top bracket (8); the storage rack (9) is in a semi-cylindrical structure, and an array of through holes (10) is provided on the storage rack (9); Three groups of support plates (11) are fixedly installed inside the storage rack (9), the support plates (11) and the storage rack (9) are welded to each other, a feeding slot (12) is provided at the bottom of the support plate (11), the center line of the feeding slot (12) coincides with the center line of the storage rack (9), a turntable (13) is installed inside the support plate (11), a top rotating shaft (14) is installed on the top of the turntable (13), two groups of side clamping blocks (15) are fixedly installed on the side of the turntable (13), the angles between the two groups of side clamping blocks (15) and the center of the turntable (13) are right angles, a limiting slot (17) is provided inside the support plate (11) at a position matching the side clamping blocks (15), a storage box (18) is placed inside the storage rack (9), and a clamping strip (19) matching the size of the feeding slot (12) is installed on the top of the storage box (18).

2. A gas phase liquid nitrogen storage device for bone tissue according to claim 1, characterized in that: A top cover (20) is threadedly mounted on the top of the tank mouth (3); a liquid replenishing interface (22) is mounted on the right side of the top of the top cover (20); a vacuum gauge (21) is fixedly mounted on the left side of the liquid replenishing interface (22); a pressure gauge (23) is mounted on the left side of the vacuum gauge (21); a liquid sensor (24) is fixedly mounted on the left side of the pressure gauge (23); a temperature indicator (25) is fixedly mounted behind the liquid sensor (24); and a heat insulating sponge (26) is fixedly mounted at the lower middle portion of the top cover (20).

3. A gas phase liquid nitrogen storage device for bone tissue according to claim 2, characterized in that: The basket frame (7) forms a snap-fit ​​structure with the tank mouth (3) through the top snap-fit ​​groove (6), and the basket frame (7) is a circular structure.

4. A gas phase liquid nitrogen storage device for bone tissue according to claim 3, characterized in that: The storage box (18) forms a detachable structure with the support plate (11) through the cooperation between the clamping strip (19) and the feeding slot (12), and the storage box (18) forms a locking structure with the support plate (11) through the cooperation between the clamping strip (19) and the middle clamping slot (16).

5. The bone tissue gas phase liquid nitrogen storage device according to claim 4, characterized in that: The rotating disk (13) forms a rotating structure with the support plate (11) through the top rotating shaft (14), and the rotating disk (13) forms a locking structure with the support plate (11) through the cooperation between the side clamping block (15) and the limiting groove (17).

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