CN112027317A - Multifunctional stem cell transport case - Google Patents

Abstract

The invention discloses a multifunctional stem cell transport case, which belongs to the technical field of medical instruments and comprises a case body and a case cover, wherein the case body comprises: a first housing; a second shell in the first shell is internally provided with a clapboard component which divides the second shell into a freezing box body and a refrigerating box body; the third shell and the partition plate assembly enclose a freezing cavity; the first plate, the second shell, the third shell and the partition plate assembly enclose a first cavity; the fourth shell and the partition plate assembly enclose to form a refrigerating cavity; the second plate, the second shell, the fourth shell and the partition plate assembly enclose a second cavity; the case lid includes: freezer lids and refrigerator lids. The invention can realize the simultaneous transportation of stem cell samples with various specifications through the freezing box body and the refrigerating box body, effectively prevent the stem cells from being polluted, greatly improve the transportation efficiency of the stem cells and provide high-quality stem cell samples for research.

Description

A multifunctional stem cell transport box

technical field

The invention belongs to the technical field of medical devices, and in particular relates to a multifunctional stem cell transport box.

Background technique

Stem cells are pluripotent cells with self-replication ability, also known as pluripotent cells. Various treatment methods based on stem cells have shown great clinical application prospects in intractable diseases. At present, multidisciplinary integration of related research is an important way to promote the development of stem cell research. High-quality stem cells are an important basis for carrying out various basic and applied research on stem cells. Therefore, the safe transportation of stem cells between cooperative units is the key to advancing research. one of the sections.

At present, there is no standardized stem cell transportation standard in the industry. The stem cell transportation box is not fully functional and has uneven quality levels, which makes it difficult to ensure the reliability of stem cell quality after transportation. The existing commonly used stem cell transport boxes have a single function, usually ice cubes are used for refrigeration, and only cell bags can be transported. During the transportation process, the ice cubes are easy to melt, which easily contaminates the interior of the stem cell transport box, resulting in a decrease in the quality of stem cells. application has adverse effects.

SUMMARY OF THE INVENTION

The present invention is proposed to solve the problems existing in the prior art, and its purpose is to provide a method that can realize the transportation of multi-specification stem cell samples through a freezing box and a refrigerating box, effectively prevent stem cells from being polluted, and provide high-quality stem cell samples for research. Multifunctional Stem Cell Transport Case.

In order to achieve the above object, the technical solution of the present invention provides a multifunctional stem cell transport box, comprising a box body and a box cover, wherein the box body includes: a first shell; a second shell, the second shell The body is arranged inside the first shell, and the second shell is provided with a baffle assembly, which divides the second shell into a freezer box and a refrigerator box; the third shell, the The third shell is arranged on the side of the refrigerating box inside the second shell, and the third shell and the partition plate assembly enclose a freezing cavity, and the freezing cavity is used for accommodating the freezing tubes; the first plate is arranged on the The upper end of the second shell and the upper end of the third shell, the first plate, the second shell, the third shell and the baffle plate assembly are enclosed into a first cavity, and the first cavity is provided with liquid nitrogen , the first plate is provided with an injection hole for injecting liquid nitrogen into the first cavity, and the injection hole is provided with a hole cover; the fourth shell, the fourth shell is arranged inside the second shell On the side of the refrigerating box, the fourth shell and the baffle assembly enclose a refrigerating cavity, and the refrigerating cavity is used for accommodating the cell bag; the second plate is arranged on the upper end of the second shell and the fourth shell At the upper end, the second plate, the second shell, the fourth shell and the baffle plate assembly enclose a second cavity, the second cavity is provided with a cooling agent and an adsorbent material, and the cooling agent can be placed in the on the adsorbent material; the box cover includes: a freezer box cover, which is rotatably connected to the upper end of the freezer box body on the second shell for opening and closing the freezer box body; a refrigerator box cover, which rotates It is connected to the upper end on the side of the refrigerator box on the second shell, and is used for opening and closing the refrigerator box.

Further, the freezing cavity is provided with: at least one set of first positioning members, the first positioning members include a pair of first positioning bars arranged on the same horizontal plane, wherein a first positioning bar is arranged on a third housing The side wall, another first positioning strip is arranged on the other opposite side wall of the third shell; at least one freezing tube rack includes a support plate adapted to the cross section of the freezing cavity, and the support plate is evenly provided with several a freezing tube slot; a fixing device, both ends of the first positioning bar are provided with the fixing device; when the freezing tube rack is placed on the first positioning member, the fixing device can fix the freezing tube rack on the first positioning member.

Further, the four corners of the support plate are provided with first pin holes, and both ends of the first positioning strip are provided with second pin holes; the fixing device includes: a fixing pin; One end of the first positioning bar, and the other end of the connecting strip is provided with the fixing pin;

When the freezing tube rack is placed on the first positioning member, the first pin hole corresponds to the second pin hole, and the fixing pin can pass through the first pin hole and the second pin hole , the freezing tube rack is fixed on the first positioning member.

Further, the refrigerating cavity is provided with: at least one group of second positioning members, the second positioning members include a pair of second positioning bars arranged on the same horizontal plane, wherein a second positioning bar is arranged on the first side of the fourth shell a side wall, another second positioning strip is arranged on another opposite side wall of the fourth shell; at least one freezer plate, the freezer plate is adapted to the cross section of the refrigerating cavity, the freezer plate includes a concave area and On the edge of the disk, the concave area is adapted to the shape of the cell bag and is used for placing the cell bag.

Further, the array of the first positioning members is evenly distributed along the height direction of the third shell in the freezing cavity, the second positioning members of the array are evenly distributed along the height direction of the fourth shell in the refrigerating cavity, and the The volume ratio of the freezing cavity to the refrigerating cavity is 1:2.

Further, the baffle plate assembly includes: a first baffle plate, arranged on the side of the refrigerator box; a second baffle plate, arranged on the side of the freezer box; a cover plate, arranged on the first baffle plate, the second baffle plate and the second baffle plate At the upper end of the casing, the first partition plate, the second partition plate, the cover plate and the second casing enclose an insulating member accommodating cavity; the insulating plate is arranged in the insulating member accommodating cavity.

Further, a first display screen is arranged on the upper surface of the freezer cover, and a first temperature sensor is arranged on the inner wall of the third shell, and the first temperature sensor is signally connected to the first display screen and the terminal device; A second display screen is arranged on the upper surface of the refrigerator cover, and a second temperature sensor is arranged on the inner wall of the fourth shell, and the second temperature sensor is signally connected to the second display screen and the terminal device.

Further, the first shell includes a high-density foam material layer and a polyethylene foam layer from the outside to the inside, and the second shell, the third shell and the fourth shell are all made of metal materials.

Further, the stem cell transport box further includes: a first clip, the first clip includes a first clip plate and a first clip seat, the first clip plate is arranged on one end of the freezer lid, and the first clip The seat is arranged on the outer surface of the side of the first shell and the freezer box; the second buckle includes a second clip and a second clip, and the second clip is arranged on one end of the refrigerator cover , the second card seat is arranged on the outer surface of the side of the first shell refrigerating box.

Further, the cold storage agent adopts A1203-H20 nanofluid, and the adsorption material adopts sponge.

Due to the adoption of the above solution, the beneficial effects of the present invention are: the second shell of the present invention is divided into a freezing box body and a refrigerating box body by a partition assembly, and the freezing cavity in the third shell is separated from the second shell and the third shell. The first cavity is separated from each other, and liquid nitrogen is used as the refrigerant in the first cavity, which can freeze and heat the freezing tubes in the freezing cavity; the refrigerating cavity in the fourth shell and the second shell and the fourth shell The second cavity is separated from each other, and the cold storage agent is used as the refrigerant in the second cavity, which can refrigerate and keep the cell bag in the refrigerating cavity. Transport, effectively prevent stem cells from being corroded and polluted. The first shell includes a high-density foamed material layer and a polyethylene foamed layer from the outside to the inside. The high-density foamed material layer can buffer the vibration of the stem cell transport box during transportation and maintain the state of the freezing tube and cell bag inside the stem cell transport box. Stable; The polyethylene foam layer can prevent heat from entering the inside of the first shell, and has a good thermal insulation effect. The first temperature sensor is signally connected to the first display screen, and the first display screen can display the temperature information collected by the first temperature sensor; the second temperature sensor is signally connected to the second display screen, and the second display screen can display the second temperature The temperature information collected by the sensor; the terminal device is connected to the first temperature sensor and the second sensor signal, which is convenient for remotely obtaining the temperature in the freezing cavity and the refrigerating cavity. When the medical staff finds the temperature abnormal, they can take emergency measures in time to ensure the freezing tube and stem cell bag. Shipping quality.

Description of drawings

1 is a schematic structural diagram of a stem cell transport box provided in an embodiment of the present invention;

Fig. 2 is the top view of the stem cell transport box in Fig. 1;

Figure 3 is a cross-sectional view along line A-A in Figure 2;

Fig. 4 is the front view of the stem cell transport box in Fig. 1;

FIG. 5 is a cross-sectional view taken along line B-B in FIG. 4 .

Among them: 1. Box body; 2. Box cover; 21. Freezer box cover; 22. Refrigerator box cover; 23. First display screen; 24. Second display screen; 3. First shell; 4. Second shell body; 5, the third shell; 51, the freezing chamber; 52, the first plate; 53, the first chamber; 54, the injection hole; 55, the hole cover; 56, the support rib; 57, the first positioning member; 58, 1st positioning strip; 59, freezer tube rack; 510, support plate; 511, freezer tube slot; 512, fixing device; 513, fixing pin; 514, connecting belt; 6, fourth shell; 61, refrigerating cavity; 62 63, the second cavity; 64, the second positioning member; 65, the second positioning strip; 66, the freezing plate; 67, the recessed area; 68, the edge of the plate; A partition; 72, a second partition; 73, a cover plate; 74, an insulating plate; 81, a first card; 82, a first card seat; 83, a second card plate; 84, a second card seat.

Detailed ways

Below, the present invention will be described in detail with reference to the accompanying drawings and embodiments:

As shown in FIG. 1 to FIG. 5 , an embodiment of the present invention provides a multifunctional stem cell transport box. The stem cell transport box includes a box body 1 and a box cover 2 .

The box 1 includes a first casing 3 , a second casing 4 , a third casing 5 , a first plate 52 , a fourth casing 6 and a second plate 62 .

The second shell 4 can be fixed inside the first shell 3 by means of bonding, fasteners, etc., and the second shell 4 is provided with a baffle assembly 7, and the baffle assembly 7 The second housing 4 is divided into a freezer box and a refrigerator box.

The third shell 5 is arranged on the side of the refrigerating box inside the second shell 4, and the third shell 5 can be fixedly connected with the partition assembly 7 by welding. The third shell 5 and the second shell Support ribs 56 are provided between the bodies 4 , and the support ribs 56 are used to support the third housing 5 . The third housing 5 and the baffle plate assembly 7 enclose a freezing cavity 51, and the freezing cavity 51 is used for accommodating a freezing tube.

The first plate 52 is provided on the upper end of the second casing 4 and the upper end of the third casing 5. The first plate 52, the second casing 4, and the third casing 5 can be manufactured in one piece, and the first plate 52 can also be welded on. The upper ends of the second shell 4 and the third shell 5 , the first plate 52 , the second shell 4 , the third shell 5 and the baffle assembly 7 enclose a first cavity 53 . 53 is provided with liquid nitrogen, the first plate 52 is provided with an injection hole 54 for injecting liquid nitrogen into the first cavity 53, the injection hole 54 is provided with a hole cover 55, and the outer circumference of the hole cover 55 is provided with a hole cover 55. External thread, the injection hole 54 is provided with an internal thread matching the external thread, the hole cover 55 can be screwed into the injection hole 54, and the screw connection is convenient for the mounting and dismounting of the hole cover 55, and the connection is stable.

The fourth shell 6 is arranged on the side of the refrigerator box inside the second shell 4, and the fourth shell 6 can be fixedly connected to the partition assembly 7 by welding. The fourth shell 6 and the second shell Support ribs 56 are provided between the bodies 4 , and the support ribs 56 are used to support the fourth housing 6 . The fourth housing 6 and the baffle assembly 7 encloses a refrigerating cavity 61 , and the refrigerating cavity 61 is used for accommodating the cell bag.

The second plate 62 is provided on the upper end of the second casing 4 and the upper end of the fourth casing 6. The second plate 62, the second casing 4 and the fourth casing 6 can be integrated, and the second plate 62 can also be welded on The upper ends of the second shell 4 and the fourth shell 6 , the second plate 62 , the second shell 4 , the fourth shell 6 and the baffle assembly 7 enclose a second cavity 63 , and the second cavity A cool storage agent and an adsorbent material are provided therein, and the cool storage agent can be placed on the adsorbent material. Preferably, A1203-H20 nanofluid is used as the cold storage agent, and sponge is used as the adsorbent material. The A1203-H20 nanofluid can be adsorbed in the sponge to change the fluidity of the cold storage agent and improve the thermal stability caused by the liquid flow during transportation. It can be used repeatedly, reducing the cost of use.

The box cover 2 includes a freezer box cover 21 and a refrigerator box cover 22 . The freezer box cover 21 is rotatably connected to the upper end of the freezer box body on the second shell 4 for opening and closing the freezer box body. Specifically, the freezer box cover 21 can be connected to the upper end of one side of the freezer box body through hinges. The refrigerator cover 22 is rotatably connected to the upper end of the refrigerator case on the second shell 4 for opening and closing the refrigerator case. Specifically, the refrigerator cover 22 can be rotatably connected to the upper end of one side panel of the refrigerator body through hinges.

The second shell 4 of the present invention is divided into a freezing box and a refrigerating box by the partition assembly 7 , the freezing cavity 51 in the third shell 5 and the first shell between the second shell 4 and the third shell 5 The chambers 53 are separated from each other, and liquid nitrogen is used as the refrigerant in the first chamber 53, which can freeze and heat the freezing tubes in the freezing chamber 51; The second cavity 63 between 6 is separated from each other, and the second cavity 63 uses a cold storage agent as a refrigerant, which can refrigerate and keep the cell bags in the refrigerating cavity 61 . The transportation of standardized stem cell samples can effectively prevent stem cells from being contaminated.

Further, the first shell 3 includes a high-density foamed material layer and a polyethylene foamed layer from the outside to the inside, and the high-density foamed material layer can buffer the vibration brought to the stem cell transport box during transportation, and keep the freezer tube inside the stem cell transport box. And the state of the cell bag is stable; the polyethylene foam layer can prevent heat from entering the interior of the first shell 3, and has a good thermal insulation effect. The second shell 4 , the third shell 5 and the fourth shell 6 are all made of metal materials, and have strong thermal conductivity, which is beneficial to the conduction of cold energy in the freezing box and the refrigerating box.

In the embodiment of the present invention, as shown in FIGS. 3 and 5 , the freezing chamber 51 is provided with a fixing device 512 , at least one set of first positioning members 57 , and at least one freezing tube rack 59 . The first positioning member 57 includes a pair of first positioning bars 58 arranged on the same horizontal plane for supporting the freezing tube racks 59, and this arrangement is convenient for the loading and unloading of the freezing tube racks 59. One side wall of the three casings 5 , another first positioning bar 58 is disposed on the other opposite side wall of the third casing 5 , and the fixing devices 512 are provided at both ends of the first positioning bar 58 . The freezing tube rack 59 is arranged corresponding to the first positioning member 57, and includes a support plate 510 adapted to the cross section of the freezing cavity 51. The support plate 510 is evenly provided with several freezing tube slots 511. The freezing tube slots 511 For placing cryovials. When the freezing tube rack 59 is placed on the first positioning member 57 , the fixing device 512 can fix the freezing tube rack 59 on the first positioning member 57 . Preferably, there are four sets of the first positioning members 57, and four corresponding freezing tube racks 59 are provided.

Further, as shown in FIGS. 3 and 5 , the four corners of the support plate 510 are provided with first pin holes, and both ends of the first positioning bar 58 are provided with second pin holes. The fixing device 512 includes a fixing pin 513 and a connecting strap 514, one end of the connecting strap 514 is fixed on one end of the first positioning bar 58, and the other end of the connecting strap 514 is provided with the fixing pin 513; the freezing tube When the frame 59 is placed on the first positioning member 57, the first pin hole corresponds to the second pin hole, and the fixing pin 513 can pass through the first pin hole and the second pin hole, The freezing tube rack 59 is fixed on the first positioning member 57, which can buffer the vibration of the stem cell transport box during transportation, and keep the state of the freezing tubes inside the stem cell transport box stable.

In the embodiment of the present invention, as shown in FIG. 3 and FIG. 5 , at least one set of second positioning members 64 and at least one freezing tray 66 are provided in the refrigerating cavity 61 . The second positioning member 64 includes a pair of second positioning bars 65 arranged on the same horizontal plane for supporting the freezing tray 66, and this arrangement is convenient for the loading and unloading of the freezing tray 66, wherein a second positioning bar 65 is arranged on the fourth shell. One side wall of the body 6 and another second positioning bar 65 are arranged on the other opposite side wall of the fourth casing 6 . The freezing tray 66 is adapted to the cross section of the refrigerating cavity 61, the freezing tray 66 includes a concave area 67 and a tray edge 68, the freezing tray 66 is placed on the second positioning member through the tray edge, and the concave area 67 is adapted to the shape of the cell bag and is used to place the cell bag. When the stem cell transport box is shaken during transportation, the cell bag can still be placed stably in the concave area 67 of the freezing plate 66, reducing the impact of horizontal shaking on the position of the cell bag. Preferably, there are three sets of the first positioning members 57 and three corresponding freezing trays 66, so that the cell bags are placed in layers, which can avoid contamination caused by stacking the cell bags between the cell bags.

Further, as shown in FIG. 3 , the first positioning members 57 are evenly distributed in the freezing cavity 51 along the height direction of the third shell 5 , and the second positioning members 64 are arranged in the refrigerating cavity 61 along the height direction. The fourth shell 6 is evenly distributed in the height direction, and the volume ratio of the freezing cavity 51 to the refrigerating cavity 61 is 1:2, so that the capacity of the freezing cavity 51 and the refrigerating cavity 61 can meet most actual transportation requirements.

Further, as shown in FIGS. 3 and 5 , the baffle plate assembly 7 includes a first baffle plate 71 and a second baffle plate 72 . The first partition 71 is provided on the side of the refrigerator box, and the second partition 72 is provided on the side of the freezer box. The cover plate 73 is arranged on the first partition plate 71, the second partition plate 72 and the upper end of the second casing 4. Specifically, the cover plate 73 can be non-removably arranged on the first partition plate 71 and the second partition plate by welding or the like. 72 and the upper end of the second shell 4; the cover plate 73 can also be detachably fixed on the first partition 71, the second partition 72 and the upper end of the second shell 4 by means of fastener connection, snap connection, etc. According to use requirements, the insulating element is taken out from the insulating element accommodating cavity, so that the cold air of the freezing box is transferred to the refrigerating box. The first partition plate 71 , the second partition plate 72 , the cover plate 73 and the second shell 4 are enclosed into an insulating member accommodating cavity, and the insulating plate 74 is arranged in the insulating member accommodating cavity to isolate the The plate 74 includes an open-cell polyurethane foam layer, which acts to insulate heat transfer and prevents low temperature transfer in the freezer from causing excessively low temperature in the freezer, which affects the growth of cells in the cell bag.

In the embodiment of the present invention, as shown in FIGS. 1 to 4 , a first display screen 23 is provided on the upper surface of the freezer cover 21 , a first temperature sensor is provided on the inner wall of the third housing 5 , and the first temperature sensor is provided on the inner wall of the third housing 5 . A temperature sensor is signally connected to the first display screen 23 and the terminal device, and the first display screen 23 is used to display the temperature information collected by the first temperature sensor; the upper surface of the refrigerator cover 22 is provided with a second display screen 24, the inner wall of the fourth housing 6 is provided with a second temperature sensor, the second temperature sensor is connected to the second display screen 24 and the terminal device in signal, and the second display screen 24 is used to display the second temperature The temperature information collected by the sensor. The terminal equipment includes mobile phones, computers, etc. The terminal equipment is connected with the first temperature sensor and the second sensor signal, which is convenient for remotely obtaining the temperature in the freezing chamber 51 and the refrigerating chamber 61. When abnormal temperature is found, measures can be taken in time to ensure that the freezing tube and stem cells are The shipping quality of the bag.

In the embodiment of the present invention, as shown in FIG. 1 , FIG. 2 , and FIG. 4 , the stem cell transport box further includes a first buckle and a second buckle. The first clip includes a first clip 81 and a first clip 82 , the first clip 81 is provided on one end of the freezer cover 21 , and the first clip 82 is set on the first housing 3 On the outer surface of the freezer box, when the freezer box cover 21 is closed on the freezer box body, the freezer box cover 21 can be fixed on the freezer box body by means of the first buckle and the first socket 82, thereby ensuring the freezer box body. sealing stability. The second clip includes a second clip 83 and a second clip 84 , the second clip 83 is provided on one end of the refrigerator cover 22 , and the second clip 84 is provided on the first housing 3 On the outer surface of the refrigerator box body, when the refrigerator box cover 22 is covered on the refrigerator box body, the refrigerator box cover 22 can be fixed on the refrigerator box body through the second buckle and the second socket 84, thus ensuring the refrigerator box body. sealing stability.

In the present invention, the second shell 4 is divided into a freezer box and a refrigerator box by the partition assembly 7 , the freezing cavity 51 in the third shell 5 and the third shell between the second shell 4 and the third shell 5 A cavity 53 is separated from each other, and liquid nitrogen is used as a refrigerant in the first cavity 53, which can freeze and heat the freezing tubes in the freezing cavity 51; The second cavity 63 between the bodies 6 is separated from each other, and the second cavity 63 uses a cold storage agent as a refrigerant, which can refrigerate and keep the cell bag in the refrigerating cavity 61 . Realize the transportation of multi-specification stem cell samples and effectively prevent stem cells from being contaminated.

The above descriptions are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the protection of the present invention. within the range.

Claims (10)

1. a multifunctional stem cell transport box, is characterized in that, comprises box body and box cover, wherein, The box includes: the first shell; A second casing, the second casing is arranged inside the first casing, and a baffle assembly is arranged in the second casing, and the baffle assembly divides the second casing into a freezer box and a refrigerator box; a third shell, the third shell is arranged on the side of the refrigerating box inside the second shell, and the third shell and the baffle assembly enclose a refrigerating cavity, and the refrigerating cavity is used for accommodating a refrigerating tube; The first plate is arranged on the upper end of the second casing and the upper end of the third casing, the first plate, the second casing, the third casing and the baffle plate assembly enclose a first cavity, the first A cavity is provided with liquid nitrogen, an injection hole is provided on the first plate for injecting liquid nitrogen into the first cavity, and a hole cover is provided in the injection hole; a fourth casing, the fourth casing is arranged on the side of the refrigerator box inside the second casing, and the fourth casing and the baffle assembly enclose a refrigerator cavity, and the refrigerator cavity is used for accommodating the cell bag; The second plate is arranged on the upper end of the second casing and the upper end of the fourth casing, the second plate, the second casing, the fourth casing and the partition plate assembly enclose a second cavity, the first A cool storage agent and an adsorption material are arranged in the second cavity, and the cool storage agent can be placed on the adsorption material; The box cover includes: a freezing box cover, which is rotatably connected to the upper end of the freezing box body on the second shell, and is used for opening and closing the freezing box body; The refrigerator cover is rotatably connected to the upper end of the refrigerator case side on the second shell, and is used for opening and closing the refrigerator case. 2. The multifunctional stem cell transport box as claimed in claim 1, wherein the freezing chamber is provided with: At least one set of first positioning pieces, the first positioning pieces include a pair of first positioning bars arranged on the same horizontal plane, one of the first positioning bars is arranged on a side wall of the third housing, and the other first positioning bar is arranged on another opposite side wall of the third shell; At least one freezer tube rack, comprising a support plate adapted to the cross section of the freezing cavity, and several freezer tube slots are evenly arranged on the support plate; a fixing device, both ends of the first positioning bar are provided with the fixing device; When the freezing tube rack is placed on the first positioning member, the fixing device can fix the freezing tube rack on the first positioning member. 3. The multifunctional stem cell transport box according to claim 2, wherein the four corners of the support plate are provided with first pin holes, and both ends of the first positioning strip are provided with second pin holes; The fixing device includes: fixed pin; a connecting belt, one end of the connecting belt is provided at one end of the first positioning bar, and the other end of the connecting belt is provided with the fixing pin; When the freezing tube rack is placed on the first positioning member, the first pin hole corresponds to the second pin hole, and the fixing pin can pass through the first pin hole and the second pin hole , the freezing tube rack is fixed on the first positioning member. 4. The multifunctional stem cell transport box according to claim 2, wherein the refrigerated cavity is provided with: At least one set of second positioning members, the second positioning members include a pair of second positioning bars arranged on the same horizontal plane, wherein one second positioning bar is arranged on a side wall of the fourth housing, and the other second positioning bar is arranged on the other opposite side wall of the fourth shell; At least one freezing plate, the freezing plate is adapted to the cross section of the refrigerating cavity, the freezing plate includes a concave area and a plate edge, the concave area is adapted to the shape of the cell bag, and is used for placing the cell bag. 5 . The multifunctional stem cell transport box according to claim 4 , wherein the first positioning members in the array are evenly distributed along the height direction of the third shell in the freezing chamber, and the second positioning members in the array are located in the freezing chamber. 6 . The refrigerating cavity is evenly distributed along the height direction of the fourth shell, and the volume ratio of the refrigerating cavity and the refrigerating cavity is 1:2. 6. The multifunctional stem cell transport case of claim 1, wherein the baffle assembly comprises: The first partition is arranged on the side of the refrigerating box; The second partition is arranged on the side of the freezer box; A cover plate is arranged on the upper end of the first partition plate, the second partition plate and the second shell, and the first partition plate, the second partition plate, the cover plate and the second shell are enclosed into an insulating member accommodating cavity; The insulating plate is arranged in the insulating element accommodating cavity. 7. The multifunctional stem cell transport box according to claim 1, wherein a first display screen is provided on the upper surface of the freezer lid, a first temperature sensor is provided on the inner wall of the third housing, and the first temperature sensor is provided on the inner wall of the third housing. A temperature sensor is signally connected to the first display screen and the terminal device; A second display screen is arranged on the upper surface of the refrigerator cover, and a second temperature sensor is arranged on the inner wall of the fourth casing, and the second temperature sensor is signally connected to the second display screen and the terminal device. 8. The multifunctional stem cell transport box according to claim 1, wherein the first shell comprises a high-density foam material layer and a polyethylene foam layer from outside to inside, the second shell, the third shell Both the casing and the fourth casing are made of metal materials. 9. The multifunctional stem cell transport box of claim 1, wherein the stem cell transport box further comprises: A first buckle, the first buckle includes a first card plate and a first card seat, the first card plate is arranged on one end of the freezer lid, and the first card seat is arranged on the first shell freezer The outer surface of the box side; The second clip includes a second clip and a second clip, the second clip is arranged on one end of the refrigerator cover, and the second clip is arranged on the first housing for refrigerating The outer surface of the box side. 10 . The multifunctional stem cell transport box according to claim 1 , wherein the cold storage agent adopts A1203-H20 nanofluid, and the adsorption material adopts sponge. 11 .

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