Stem cell cryopreservation box capable of monitoring temperature

Abstract

The utility model relates to the technical field of biology, and provides a stem cell cryopreservation box capable of monitoring temperature, which comprises a cabinet body, an inner partition plate and a partition cover, the inner partition plate is fixed in the cabinet body, the partition cover is arranged on the surface of the inner partition plate, a cryopreservation box is placed in the cabinet body, and a sealing cover is arranged on the top of the cryopreservation box. The butt joint fixing assembly is arranged between the cabinet body and the freezing box, the refrigeration assembly is arranged outside the cabinet body, the butt joint air inlet assembly is arranged in the cabinet body and the freezing box and comprises a plurality of butt joint covers, the butt joint covers are arranged on the surface of an inner partition plate, and a telescopic air cylinder is arranged on the surface of the inner side of the cabinet body. By means of the technical scheme, the problems that in the related technology, intelligent low-temperature storage equipment for scientific and technological biological products is complex in structure, difficult to operate, high in manufacturing cost, large in occupied area and poor in practical effect are solved.

Description

Technical Field

[0001] The utility model relates to the field of biotechnology, and in particular to a stem cell freezing box capable of monitoring temperature. Background Art

[0002] Stem cells are a type of multipotent cells with the ability to self-replicate. Under certain conditions, they can differentiate into multiple functional cells. According to the developmental stage of stem cells, they are divided into embryonic stem cells and adult stem cells. According to the developmental potential of stem cells, they are divided into three categories: totipotent stem cells, pluripotent stem cells and unipotent stem cells. Stem cells are a type of immature, underdifferentiated cell that has the potential to regenerate various tissues, organs and the human body. They are called "universal cells" in the medical field.

[0003] At present, a Chinese patent with application number CN201721755435.2 discloses an intelligent technology biological product low-temperature storage device, which is provided with a carrier chamber, a connecting chamber and a biological product storage chamber in a body, and more than two movable doors are provided on the top of the biological product storage chamber, and a robotic arm is provided in the carrier chamber and the connecting chamber respectively. A rotatable rotating seat is provided in the biological product storage chamber, and a plurality of container racks arranged in concentric circles are provided on the rotating seat. When the selected container rack rotates with the rotating seat to the bottom of one of the movable doors, the robotic arm of the connecting chamber pulls the selected container rack upward out of the movable door, and then another robotic arm takes the container of the storage rack and puts it into the access port, so that only one of the movable doors needs to be opened to take the selected container.

[0004] However, this type of intelligent technology biological product low-temperature storage equipment has a complex structure, is difficult to operate, has a high manufacturing cost, occupies a large area, and has poor practical effect.

[0005] Therefore, improvements are made to address the above problems. Utility Model Content

[0006] The utility model provides a stem cell freezing box capable of monitoring temperature, which solves the problems in the related art that such intelligent technology biological product low-temperature storage equipment has a complex structure, is difficult to operate, has a high manufacturing cost, occupies a large area, and has a poor practical effect.

[0007] The technical solution of the utility model is as follows:

[0008] A cabinet, an inner partition and a partition cover, wherein the inner partition is fixed inside the cabinet, and the partition cover is installed on the surface of the inner partition;

[0009] A plurality of freezing boxes and sealing covers, wherein the freezing boxes are placed inside the cabinet and the sealing covers are arranged on the tops of the freezing boxes;

[0010] A docking and fixing assembly, the docking and fixing assembly being arranged between the cabinet and the freezing box;

[0011] A refrigeration component, wherein the refrigeration component is arranged outside the cabinet;

[0012] A docking air intake assembly is arranged inside the cabinet and the freezer box, and the docking air intake assembly includes a plurality of docking covers, and the docking covers are arranged on the surface of the inner partition. A telescopic cylinder is arranged on the inner surface of the cabinet.

[0013] As a further technical solution, the output end of the telescopic cylinder is connected to a sealing block, which blocks the connection between the inner partition and the docking cover. A docking hole is opened on the side surface of the freezing box, and the docking hole is mounted on the docking cover.

[0014] As a further technical solution, the side end surface of the docking cover is provided with a plurality of notches, the inner surface of the freezing box is provided with a pair of round rods, the outer sliding sleeve of the round rods is connected with a sealing plate, and the outer sleeve of the round rods is connected with a spring.

[0015] As a further technical solution, the docking and fixing assembly includes a driving motor, which is installed on the inner surface of the partition cover. The side surface of the freezing box is provided with an internal thread block, and the output end of the driving motor is provided with an external thread block, which is screwed into the internal thread block.

[0016] As a further technical solution, the refrigeration component includes an air inlet pipe, which is arranged on the outer surface of the cabinet body. A pair of lifting cylinders are fixedly connected to the outer surface of the cabinet body. The output end of the lifting cylinder is connected to a base, and a liquid nitrogen tank is placed on the base. The air outlet end of the liquid nitrogen tank is plug-connected to the lower end of the air inlet pipe.

[0017] As a further technical solution, outer grooves are provided on both side surfaces of the outer side of the freezing box, and a handle is rotatably connected to the outer groove via a pin shaft.

[0018] As a further technical solution, the cross section of the sealing cover is a stepped structure, and a groove is provided on the top of the sealing cover.

[0019] As a further technical solution, a temperature sensor is provided on the inner surface of the freezing box, and a display screen is installed on the outer surface of the freezing box.

[0020] The working principle and beneficial effects of the utility model are:

[0021] The utility model is provided with a docking air intake assembly. Through the interaction of structures such as a docking cover, a telescopic cylinder, a sealing block, a docking hole, a round rod, a sealing plate and a spring, when the freezing box is placed in the cabinet, the docking cover can pass through the docking hole and be connected with the inside of the freezing box through the notch, so that liquid nitrogen cold air can enter. When the freezing box is taken away, the sealing plate can be reset by the elastic force of the spring, and the docking hole can be closed, so that the cold air inside the freezing box will not be lost, and the low temperature state can be maintained for a certain period of time, which is convenient for transfer to other places for operation and use, and has good use effect and practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0023] Figure 1 It is a schematic diagram of the structure of the utility model;

[0024] Figure 2 This is the axonometric drawing of the utility model;

[0025] Figure 3 This is an axonometric sectional view of the utility model;

[0026] Figure 4 It is a cross-sectional view of the utility model;

[0027] Figure 5 For the utility model Figure 4 A partial enlarged view of part A;

[0028] Figure 6 For the utility model Figure 3 A partial enlarged view of part B;

[0029] In the figure: 1. cabinet; 2. inner partition; 3. partition cover; 4. freezer box; 5. sealing cover; 6. docking air intake assembly; 6-1. docking cover; 6-2. telescopic cylinder; 6-3. sealing block; 6-4. docking hole; 6-5. notch; 6-6. round rod; 6-7. sealing plate; 6-8. spring; 7. docking fixing assembly; 7-1. drive motor; 7-2. internal thread block; 7-3. external thread block; 8. refrigeration assembly; 8-1. air intake pipe; 8-2. lifting cylinder; 8-3. base; 8-4. liquid nitrogen tank; 9. outer tank; 10. handle; 11. groove; 12. temperature sensor; 13. display screen. DETAILED DESCRIPTION

[0030] The following will be combined with 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 of 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.

[0031] like Figure 1 to Figure 6 As shown, this embodiment provides a stem cell freezing box capable of monitoring temperature, comprising

[0032] A cabinet body 1, an inner partition board 2 and a partition cover 3, wherein the inner partition board 2 is fixed inside the cabinet body 1, and the partition cover 3 is installed on the surface of the inner partition board 2;

[0033] A plurality of freezing boxes 4 and sealing covers 5, wherein the freezing boxes 4 are placed inside the cabinet 1, and the sealing covers 5 are arranged on the top of the freezing boxes 4;

[0034] A docking and fixing assembly 7, which is arranged between the cabinet 1 and the freezing box 4;

[0035] A refrigeration component 8, which is arranged outside the cabinet 1;

[0036] The docking air intake component 6 is arranged inside the cabinet 1 and the freezer box 4, and the docking air intake component 6 includes a plurality of docking covers 6-1, and the docking cover 6-1 is arranged on the surface of the inner partition 2. A telescopic cylinder 6-2 is arranged on the inner surface of the cabinet 1, and a sealing block 6-3 is connected to the output end of the telescopic cylinder 6-2. The sealing block 6-3 blocks the connection between the inner partition 2 and the docking cover 6-1. A docking hole 6-4 is provided on the side surface of the freezer box 4, and the docking hole 6-4 is sleeved on the docking cover 6-1. A plurality of notches 6-5 are provided on the side end surface of the docking cover 6-1. A pair of round rods 6-6 are provided on the inner surface of the freezer box 4, and a sealing plate 6-7 is connected to the external sliding sleeve of the round rod 6-6, and a spring 6-8 is connected to the external sleeve of the round rod 6-6.

[0037] In this embodiment, in order to achieve the connection effect that the freezing box 4 can be docked and separated, a docking air inlet component 6 is designed, a docking cover 6-1 is provided on the side surface of the inner partition 2, a telescopic cylinder 6-2 is provided on the inner surface of the cabinet 1, and a sealing block 6-3 is provided at the output end of the telescopic cylinder 6-2. The sealing block 6-3 can block the connection between the inner partition 2 and the docking cover 6-1, and can block the docking cover 6-1 to prevent cold air from entering. A docking hole 6-4 is opened on the side surface of the freezing box 4, and the docking hole 6-4 can be set on the The docking cover 6-1 is on the inner surface of the freezing box 4, and a notch 6-5 is opened on the end surface. Two round rods 6-6 are arranged on the inner surface of the freezing box 4. The outer movable sleeve of the round rod 6-6 is connected with a sealing plate 6-7. A spring 6-8 is sleeved on the round rod 6-6. The sealing plate 6-7 is used to block the docking hole 6-4 when the docking cover 6-1 is not connected, so that the cold air inside will not be lost after the freezing box 4 is taken out. After the docking hole 6-4 is connected to the docking cover 6-1, the sealing plate 6-7 can be propped up to inject cold air into the freezing box through the notch 6-5.

[0038] Furthermore, the docking and fixing assembly 7 includes a driving motor 7-1, which is installed on the inner surface of the partition 3. An internal thread block 7-2 is provided on the side surface of the freezing box 4, and an external thread block 7-3 is provided at the output end of the driving motor 7-1. The external thread block 7-3 is screwed and connected to the internal thread block 7-2.

[0039] In this embodiment, in order to achieve the effect of fixing the freezing box 4 after installation, a docking and fixing component 7 is designed, a driving motor 7-1 is installed in the partition cover 3, an external thread block 7-3 is provided at the output end, and an internal thread block 7-2 is provided on the side surface of the freezing box 4. When the freezing box 4 is placed in, the external thread block 7-3 is rotated and screwed to be connected with the internal thread block 7-2, and the freezing box 4 is pulled into the interior through threaded cooperation.

[0040] Furthermore, the refrigeration component 8 includes an air inlet pipe 8-1, which is arranged on the outer surface of the cabinet 1. A pair of lifting cylinders 8-2 are fixedly connected to the outer surface of the cabinet 1. The output end of the lifting cylinder 8-2 is connected to a base 8-3. A liquid nitrogen tank 8-4 is placed on the base 8-3. The air outlet end of the liquid nitrogen tank 8-4 is plugged and connected to the lower end of the air inlet pipe 8-1.

[0041] In this embodiment, in order to achieve the effect of conveying liquid nitrogen cold air into the cabinet 1, a refrigeration component 8 is designed, an air intake pipe 8-1 is arranged on the back of the cabinet 1, and two lifting cylinders 8-2 are installed, a base 8-3 is arranged at the output end of the lifting cylinder 8-2, and a liquid nitrogen tank 8-4 is placed on the base 8-3. The base 8-3 can be lifted upward by contracting the output end of the lifting cylinder 8-2, so that the liquid nitrogen tank 8-4 is plugged and connected to the air intake pipe 8-1.

[0042] Furthermore, outer grooves 9 are provided on both side surfaces of the outer side of the freezing box 4, and a handle 10 is rotatably connected to the outer groove 9 via a pin shaft.

[0043] In this embodiment, outer grooves 9 are provided on both sides of the freezing box 4, and a rotatable handle 10 is installed inside. The handle 10 is hidden in the outer groove 9, and the handle 10 can be rotated upward for use.

[0044] Furthermore, the cross section of the sealing cover 5 is a stepped structure, and a groove 11 is formed on the top of the sealing cover 5 .

[0045] In this embodiment, the sealing effect of the sealing cover 5 after being connected to the freezing box 4 is achieved through the stepped structure, and a groove 11 is provided to facilitate the hand to grasp the inside of the groove 11 to operate and open the sealing cover 5.

[0046] Furthermore, a temperature sensor 12 is provided on the inner surface of the freezing box 4 , and a display screen 13 is installed on the outer surface of the freezing box 4 .

[0047] In this embodiment, by installing the temperature sensor 12 and the display screen 13, the temperature state inside the freezing box 4 can be monitored.

[0048] When stem cells need to be stored, the stem cells are placed in the freezing box 4, and then the sealing cover 5 is closed, and the freezing box 4 is placed in the cabinet 1. After the internal thread block 7-2 contacts the external thread block 7-3, the driving motor 7-1 is started to rotate the external thread block 7-3 and screw it to the internal thread block 7-2, and the freezing box 4 is pulled in and fixed. At the same time, the docking hole 6-4 is plug-connected with the docking cover 6-1, and the docking cover 6-1 pushes the sealing plate 6-7 into the freezing box 4, and the liquid nitrogen tank 8-4 is opened to send liquid nitrogen cold air into the cabinet 1 through the air inlet pipe 8-1, and enters the freezing box 4 through the docking cover 6-1 and the notch 6-5. The real-time temperature inside the freezing box 4 can be displayed through the temperature sensor 12 and the display screen 13. When the freezing box 4 is taken away, the sealing plate 6-7 will be pushed to fit on the inner surface of the freezing box 4 and close the docking hole 6-4 through the elastic force of the spring 6-8, so that the internal low temperature state of the freezing box 4 will not be lost after separation. At the same time, the telescopic cylinder 6-2 is started to push the sealing block 6-3 to block the docking cover 6-1, so that the cold air cannot pass through the docking cover 6-1. When the liquid nitrogen tank 8-4 is replaced, the lifting cylinder 8-2 can be started to control the base 8-3 to descend. At the same time, the liquid nitrogen tank 8-4 is separated from the air inlet pipe 8-1, and the liquid nitrogen tank 8-4 can be taken away and directly replaced.

[0049] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A stem cell freezing box capable of monitoring temperature, characterized in that: include A cabinet (1), an inner partition (2) and a partition cover (3), wherein the inner partition (2) is fixed inside the cabinet (1), and the partition cover (3) is installed on the surface of the inner partition (2); A plurality of freezing boxes (4) and sealing covers (5), wherein the freezing boxes (4) are placed inside the cabinet (1), and the sealing covers (5) are arranged on the top of the freezing boxes (4); A docking and fixing assembly (7), wherein the docking and fixing assembly (7) is arranged between the cabinet (1) and the freezing box (4); A refrigeration component (8), wherein the refrigeration component (8) is arranged outside the cabinet (1); A docking air intake assembly (6), wherein the docking air intake assembly (6) is arranged inside the cabinet (1) and the freezer box (4), and the docking air intake assembly (6) comprises a plurality of docking covers (6-1), wherein the docking covers (6-1) are arranged on the surface of the inner partition (2), and a telescopic cylinder (6-2) is arranged on the inner surface of the cabinet (1).

2. A stem cell freezing box capable of monitoring temperature according to claim 1, characterized in that: The output end of the telescopic cylinder (6-2) is connected to a sealing block (6-3), and the sealing block (6-3) blocks the connection between the inner partition (2) and the docking cover (6-1). A docking hole (6-4) is provided on the side surface of the freezing box (4), and the docking hole (6-4) is mounted on the docking cover (6-1).

3. A stem cell freezing box capable of monitoring temperature according to claim 2, characterized in that: The side end surface of the docking cover (6-1) is provided with a plurality of notches (6-5), the inner surface of the freezing box (4) is provided with a pair of round rods (6-6), the outer sliding sleeve of the round rods (6-6) is connected with a sealing plate (6-7), and the outer sleeve of the round rods (6-6) is connected with a spring (6-8).

4. The stem cell freezing box capable of monitoring temperature according to claim 1, characterized in that: The docking and fixing assembly (7) includes a driving motor (7-1), the driving motor (7-1) is installed on the inner surface of the partition cover (3), the side surface of the freezing box (4) is provided with an internal thread block (7-2), the output end of the driving motor (7-1) is provided with an external thread block (7-3), and the external thread block (7-3) is screwed and connected inside the internal thread block (7-2).

5. The stem cell freezing box capable of monitoring temperature according to claim 1, characterized in that: The refrigeration assembly (8) comprises an air intake pipe (8-1), the air intake pipe (8-1) being arranged on the outer surface of the cabinet (1), a pair of lifting cylinders (8-2) being fixedly connected to the outer surface of the cabinet (1), the output ends of the lifting cylinders (8-2) being connected to a base (8-3), a liquid nitrogen tank (8-4) being placed on the base (8-3), and the air outlet end of the liquid nitrogen tank (8-4) being plug-connected to the lower end of the air intake pipe (8-1).

6. The stem cell freezing box capable of monitoring temperature according to claim 1, characterized in that: External grooves (9) are provided on both sides of the outer surface of the freezing box (4), and a handle (10) is rotatably connected to the external groove (9) via a pin shaft.

7. The stem cell freezing box capable of monitoring temperature according to claim 1, characterized in that: The sealing cover (5) has a stepped structure in cross section, and a groove (11) is provided on the top of the sealing cover (5).

8. The stem cell freezing box capable of monitoring temperature according to claim 1, characterized in that: The inner surface of the freezing box (4) is provided with a temperature sensor (12), and the outer surface of the freezing box (4) is installed with a display screen (13).

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