CN113800123A

CN113800123A - Cell transport case

Info

Publication number: CN113800123A
Application number: CN202111043570.5A
Authority: CN
Inventors: 刘刚; 王宪云; 闫宝勇; 郑明奇
Original assignee: FIRST HOSPITAL OF HEBEI MEDICAL UNIVERSITY
Current assignee: FIRST HOSPITAL OF HEBEI MEDICAL UNIVERSITY
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2021-12-17

Abstract

The invention discloses a cell transport case, which comprises a case body, wherein the top of the case body is movably connected with a case cover; a refrigeration cavity for containing a coolant is formed in the box body, and a temperature display assembly is arranged on the front side wall of the box body; a test tube rack is arranged in the box body and comprises a bottom plate and two side plates, two transverse plates are fixedly arranged between the two side plates, the two transverse plates are parallel to the bottom plate, and the heights of the two transverse plates are the same; each transverse plate is provided with a plurality of test tube holes for placing test tubes, and each test tube hole is internally provided with a limiting assembly for limiting the test tube and adjusting the size; a cell bag fixing assembly is arranged between every two adjacent test tube holes and is positioned between the transverse plate and the bottom plate; the bottom fixedly connected with of test-tube rack is used for driving the actuating mechanism that the test-tube rack reciprocated. The invention can transport test tubes and cell bags, has good sealing and heat-insulating effects and good stability of the test tube rack.

Description

Cell transport case

Technical Field

The invention relates to the technical field of stem cells, in particular to a cell transport case.

Background

Stem cells are a type of pluripotent cells with self-replicating ability, which can differentiate into various functional cells under certain conditions, and have the potential function of regenerating various tissues, organs and human bodies, and are called "universal cells" in the medical field.

The clinical research and treatment of stem cells need to have independent cell preparation units to provide cells, so that the cell storage and transportation process which can meet the standard specification is needed, and the cell transportation equipment in the current industry application has the following problems due to the self structure: (1) the interior of the existing cell transport box and the test tube rack are bonded and fixed by double faced adhesive tapes, so that the stability is poor; (2) the existing cell transport box mostly adopts a test tube rack structure, and the test tube rack can only be used for placing test tubes with the same size and can not be used for simultaneously transporting the test tubes with different sizes; (3) sometimes, cells are put in a cell bag (similar to an infusion bag) and cannot be fixed through a test tube rack in the existing stem cell transport box; (4) the existing cell transport box cannot accurately display the same internal temperature, so that the temperature in the cell transport box cannot be controlled within the optimal temperature range.

Disclosure of Invention

In view of the above problems, the present invention provides a cell transportation box to solve the problems of the existing cell transportation box.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

a cell transport case comprises a case body, wherein the top of the case body is movably connected with a case cover; the method is characterized in that: a refrigeration cavity for containing a coolant is formed in the box body, and a temperature display assembly is arranged on the front side wall of the box body;

a test tube rack is arranged in the box body and comprises a bottom plate and two side plates, two transverse plates are fixedly arranged between the two side plates, the two transverse plates are parallel to the bottom plate, and the heights of the two transverse plates are the same; each transverse plate is provided with a plurality of test tube holes for placing test tubes, and each test tube hole is internally provided with a limiting assembly for limiting the test tube and adjusting the size; a cell bag fixing assembly is arranged between every two adjacent test tube holes and is positioned between the transverse plate and the bottom plate;

the bottom fixedly connected with of test-tube rack is used for driving the actuating mechanism that the test-tube rack reciprocated.

Further, the cell bag fixing component comprises a hook fixedly arranged at the bottom of the transverse plate and a cell bag limiting box fixedly arranged on the bottom plate, and the cell bag limiting box is positioned right below the hook;

the cell bag limiting box comprises a left limiting plate, a right limiting plate and a rear limiting plate, the left limiting plate and the right limiting plate are fixedly arranged at the left end and the right end of the rear limiting plate respectively, and the front side and the top of the cell bag limiting box are of an open structure; the outer side walls of the left limiting plate and the right limiting plate are respectively provided with a protective pad;

the left limiting plate is provided with a first open slot along the front-back direction, the top and the bottom of the first open slot are respectively provided with a second open slot and a third open slot, the second open slot and the third open slot are both communicated with the first open slot, a first rotating shaft is connected between the second open slot and the third open slot in a sliding manner, a front limiting plate is rotatably sleeved outside the first rotating shaft, the front limiting plate is positioned in the first open slot, and the first rotating shaft is positioned at the position, close to the rear side edge, of the front limiting plate; a first invisible handle is arranged on the front side surface of the front limiting plate; the front end of left side limiting plate is equipped with and pushes up along and end along, the top has seted up the fourth fluting on following, the end has seted up the fifth fluting on following, the fourth fluting with the second fluting intercommunication, the fifth fluting with the third fluting intercommunication, preceding limiting plate with right limiting plate can dismantle the connection.

The temperature display assembly comprises a temperature sensor and a display screen, a first mounting groove is formed in the inner side of the front side wall of the box body, the temperature sensor is mounted in the first mounting groove, a second mounting groove is formed in the outer side of the front side wall of the box body, the display screen is mounted in the second mounting groove, and the temperature sensor is in communication connection with the display screen;

the temperature display assembly further comprises a mercury thermometer, a third mounting groove is further formed in the outer side of the front side wall of the box body, the mercury thermometer is mounted in the third mounting groove through a mounting assembly, and a transparent plate is mounted on the front side of the third mounting groove in a sealing mode;

run through on the preceding lateral wall of box and be equipped with two piece at least communicating pipes, every the one end of communicating pipe all with the inside intercommunication of box, every the other end of communicating pipe all with third mounting groove intercommunication, and every the intercommunication outside of tubes all the cover is equipped with the heat preservation.

Further, the mounting assembly comprises a top cap, a slot matched with the mercury thermometer is formed in the center of the top cap, and anti-skid grains are arranged on the surface of the slot; mounting plates are arranged on the left side and the right side of the top cap and detachably connected with the top of the third mounting groove through bolts;

the left side wall mounting of third mounting groove has micro motor, be connected with first bidirectional screw on micro motor's the output shaft, different turning directions department installs first screw nut and second screw nut respectively on the first bidirectional screw, connecting block fixedly connected with left protective sheath is passed through to first screw nut's front side, second screw nut's front side also is passed through connecting block fixedly connected with right protective sheath, left side protective sheath with right side protective sheath be with mercury thermometer assorted arc structure.

Further, the driving mechanism comprises a driving motor, a fourth mounting groove is arranged on the left side wall of the box body near the bottom, the driving motor is arranged in the fourth mounting groove, an output shaft of the driving motor is connected with a second bidirectional screw rod, one end of the second bidirectional screw rod is connected with an output shaft of the driving motor, the other end of the second bidirectional screw rod is rotationally connected with the right side wall of the box body, a third screw nut and a fourth screw nut are respectively arranged on the second bidirectional screw rod at different rotation directions, a first supporting rod is arranged above the second bidirectional screw rod, two ends of the first supporting rod are respectively connected with the left side wall and the right side wall of the box body in a sliding way, a first support block is fixedly sleeved at the middle position of the first support rod, and the first support block is movably connected with the third screw nut and the fourth screw nut through a first connecting rod and a second connecting rod respectively;

a second support rod is arranged above the first support rod, two ends of the second support rod are fixedly connected with the first support rod through vertical rods, a second support block and a third support block are slidably sleeved on the second support rod, the tops of a third lead screw nut and a fourth lead screw nut are fixedly connected with a first telescopic rod and a second telescopic rod respectively, the top of the first telescopic rod penetrates through the first support rod and then is fixedly connected with the bottom of the second support block, the top of the second telescopic rod penetrates through the first support rod and then is fixedly connected with the bottom of the third support block, and a through hole for left and right movement of the first telescopic rod and the second telescopic rod is formed in the first support rod;

a damping plate is arranged above the second supporting rod, a fourth supporting block is fixedly arranged at the bottom of the damping plate, and the second supporting block and the third supporting block are movably connected with the fourth supporting block through a third connecting rod and a fourth connecting rod respectively; a plurality of groups of damping components are arranged between the damping plate and the test tube rack;

the left and right sides face of test-tube rack all is equipped with the rack, it is equipped with two second axis of rotation to rotate between the preceding lateral wall of box and the back lateral wall, the test-tube rack is located two between the second axis of rotation, every all fixed the cover is equipped with the gear in the second axis of rotation, the gear sets up rather than the rack toothing that corresponds the side.

Further, damper includes including the shock attenuation box, the top of shock attenuation box is open structure, just the top of shock attenuation box with the bottom fixed connection of test-tube rack, the sealed slip of shock attenuation box is equipped with the piston board, the bottom of piston board has set firmly the push rod, the push rod runs through behind the bottom of shock attenuation box with shock attenuation board fixed connection, the piston board with be equipped with damping spring between the bottom of shock attenuation box, the damping spring cover is established outside the push rod.

Furthermore, the limiting assembly comprises first limiting grooves arranged on two sides of the test tube hole, the first limiting grooves are of a C-shaped structure, and first limiting blocks are arranged at two corners of each first limiting groove; the limiting assembly further comprises a limiting ring for limiting and fixing the test tube, second limiting blocks are arranged on the left side and the right side of the limiting ring, and the second limiting blocks are connected with the two first limiting blocks on the corresponding side through limiting springs respectively; the limiting ring is made of elastic materials, and the top of the limiting ring is of a horn-shaped structure with a large top and a small bottom.

Furthermore, the bottom plate is provided with a limiting groove matched with the test tube hole, the left side surface and the right side surface of the limiting groove are respectively provided with a limiting lug, the bottom surface of the limiting groove is provided with a protection pad, and the height of the limiting lug is greater than the thickness of the protection pad.

Furthermore, a circle of first sealing groove is formed in the top of the box body, a first sealing gasket is installed in the first sealing groove, a circle of second sealing groove is formed in the bottom of the box cover, and a second sealing gasket is installed in the second sealing groove.

Further, a liquid injection pipe is installed on the left side wall or the right side wall of the box body, one end of the liquid injection pipe is flush with the side wall of the box body, the other end of the liquid injection pipe is communicated with the refrigeration cavity, and a first sealing plug is detachably arranged at one end of the liquid injection pipe, which is flush with the side wall of the box body; the bottom of the box body is provided with a liquid outlet hole, the liquid outlet hole is also communicated with the refrigeration cavity, and a second sealing plug is detachably arranged at the liquid outlet hole.

The invention has the beneficial effects that: compared with the prior art, the invention has the improvement that,

1. according to the cell transport case, the refrigeration cavity is arranged, and the cold storage agent is added into the refrigeration cavity to maintain the low-temperature environment inside the case body, so that cells can be transported for a long distance for a long time, the temperature sensor and the mercury thermometer are arranged in the case body, the temperature inside the case body is monitored and displayed in real time, the display screen displays the temperature monitored by the temperature sensor, the temperature on the mercury thermometer is displayed through the transparent plate, and inaccurate temperature display caused by display screen faults can be avoided; the mercury thermometer can guarantee the installation stability of the mercury thermometer through the limiting installation of the top cap, the left protective sleeve and the right protective sleeve.

2. The cell transport case is characterized in that the cell bag fixing assembly used for fixing the cell bag is arranged on the test tube rack, the test tube can be transported, the cell bag can be transported, the top of the cell bag can be hung on the hook when the cell bag is fixed, the bottom of the cell bag is located in the cell bag limiting box, the front side and the top of the cell bag limiting box are open, the cell bag can be conveniently hung on the hook, after the cell bag is hung, the front limiting plate is pulled out of the left limiting plate, the front side opening of the cell bag limiting box can be closed, and the cell bag is prevented from shaking or colliding with each other in the transport process.

3. According to the cell transport box, the driving mechanism for driving the test tube rack to move up and down is arranged at the bottom of the test tube rack, the test tube rack is moved to the outside of the box body through the driving mechanism, so that a test tube can be conveniently placed or a cell bag can be conveniently fixed, and after the test tube is placed or the cell bag is fixed, the test tube rack is moved into the box body through the driving mechanism; the driving mechanism drives the third lead screw nut and the fourth lead screw nut to move towards or away from each other through the driving motor, so that the first supporting rod and the second supporting rod integrally move up and down, meanwhile, the second supporting block and the third supporting block on the second supporting rod can synchronously move towards or away from each other along with the third lead screw nut and the fourth lead screw nut, the whole test tube rack is driven to move up and down, and stability of the test tube rack in the up-and-down moving process can be guaranteed by the driving mechanism; the rack and the gear are arranged on the left side and the right side of the test tube rack, so that the stability of the test tube rack in the moving process is further improved.

4. The rack and pinion structure can be matched with the damping assembly, so that damping can be realized, the height of the test tube rack can be fixed through the meshing of the rack and the pinion, and the test tube rack is prevented from shaking up and down under the action of the damping assembly.

5. According to the cell transport case, each test tube hole is provided with the limiting component with the adjustable size, test tubes with different sizes can be limited and fixed, and the limiting groove and the limiting bulge on the bottom plate are combined, so that the test tubes can be protected, the test tubes are prevented from being in direct contact with a test tube rack, and collision and damage to the test tubes in the transport process are avoided.

6. According to the cell transport box, the top of the box body is provided with the circle of the first sealing groove, the first sealing gasket is arranged in the first sealing groove, the bottom of the box cover is provided with the circle of the second sealing groove, the second sealing gasket is arranged in the second sealing groove, the first sealing gasket and the second sealing gasket are arranged in an opposite and staggered mode, the sealing performance of the whole transport box can be enhanced, even if the box body or the box cover shakes up and down, any one of the first sealing gasket and the second sealing gasket can be extruded, the sealing performance is improved, and the heat preservation performance can be enhanced while the sealing performance is enhanced.

7. The cell transport case is provided with the heat preservation bag body outside the case body, and is convenient to carry through the adjustable shoulder straps.

Drawings

FIG. 1 is a front view of the internal structure of the cell transport case of the present invention.

FIG. 2 is a partial enlarged view of the structure of portion A of FIG. 1 according to the present invention.

FIG. 3 is a side view of the internal structure of the cell transport case body of the present invention.

FIG. 4 is a partial enlarged view of the structure of portion B of FIG. 3 according to the present invention.

FIG. 5 is a front view of the inner structure of the third mounting groove of the present invention.

FIG. 6 is a cross-sectional view taken along direction CC of FIG. 5 according to the present invention.

FIG. 7 is a schematic view of the rear side of the left and right socks of FIG. 6 in contact according to the present invention.

Fig. 8 is a schematic structural view of the test tube rack of the present invention.

Fig. 9 is a partial enlarged view of the structure of portion D in fig. 8 according to the present invention.

FIG. 10 is a top view of the cuvette holder structure according to the present invention.

FIG. 11 is a partial enlarged view of the structure of portion E in FIG. 8 according to the present invention.

Fig. 12 is a top view of the test tube rack structure of the present invention.

Fig. 13 is a partial enlarged view of the structure of portion F of fig. 12 according to the present invention.

Fig. 14 is a front view of the internal structure of the left limiting plate in the invention.

Fig. 15 is a side view of the internal structure of the left limiting plate in the invention.

FIG. 16 is a front view of the structure of the heat-insulating bag of the present invention.

FIG. 17 is a side view of the structure of an insulation package according to the present invention.

Wherein: 1-box body, 101-first mounting groove, 102-second mounting groove, 103-third mounting groove, 104-fourth mounting groove, 105-sliding groove, 106-first sealing groove, 2-box cover, 201-second sealing groove, 202-second invisible handle, 3-refrigeration cavity, 4-test tube rack, 401-bottom plate, 402-side plate, 403-transverse plate, 404-test tube hole, 405-first limiting groove, 406-first limiting block, 407-limiting ring, 408-second limiting block, 409-limiting spring, 410-limiting groove, 411-limiting bulge, 412-protective pad, 5-test tube, 6-hook, 7-left limiting plate, 701-protective pad, 8-right limiting plate, 9-rear limiting plate, 10-a first slot, 11-a second slot, 12-a third slot, 13-a first rotating shaft, 14-a front limiting plate, 1401-a first invisible handle, 15-a top edge, 1501-a fourth slot, 16-a bottom edge, 1601-a fifth slot, 17-a temperature sensor, 18-a display screen, 19-a mercury thermometer, 20-a transparent plate, 21-a communicating pipe, 22-a heat preservation layer, 23-a top cap, 2301-a slot, 24-a mounting plate, 25-a bolt, 26-a micro motor, 27-a first bidirectional screw rod, 28-a first screw rod nut, 29-a second screw rod nut, 30-a connecting block, 31-a left protective sleeve, 32-a right protective sleeve, 33-a driving motor and 34-a second bidirectional screw rod, 35-third screw nut, 36-fourth screw nut, 37-first support rod, 38-first support block, 39-first connecting rod, 40-second connecting rod, 41-second support rod, 42-vertical rod, 43-second support block, 44-third support block, 45-first telescopic rod, 46-second telescopic rod, 47-damping plate, 48-fourth support block, 49-third connecting rod, 50-fourth connecting rod, 51-damping component, 5101-damping box, 5102-piston plate, 5103-push rod, 5104-damping spring, 52-first sealing gasket, 53-second sealing gasket, 54-liquid injection pipe, 55-first sealing gasket, 56-liquid outlet hole, 57-second sealing gasket, 58-sealing plug rack, 59-a second rotating shaft, 60-a gear, 61-a heat preservation bag body, 6101-a bag cover and 6102-a shoulder strap.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following further describes the technical solution of the present invention with reference to the drawings and the embodiments.

Referring to the attached fig. 1-17, a cell transport case comprises a case body 1, wherein the top of the case body 1 is movably connected with a case cover 2; one end of the case cover 2 is hinged with the case body 1, the other end of the case cover 2 is connected with the case body 1 in a buckling way, the box cover 2 is provided with a second invisible handle 202 for opening the box cover 2 conveniently, the top of the box body 1 is provided with a circle of first sealing groove 106, a first sealing gasket 52 is arranged in the first sealing groove 106, a circle of second sealing groove 201 is arranged at the bottom of the box cover 2, the second sealing gasket 53 is arranged in the second sealing groove 201, the second sealing gasket 53 is positioned at the outer side of the first sealing gasket 52, the first sealing gasket 52 and the second sealing gasket 53 are arranged oppositely and staggeredly, the sealing performance of the whole transport box can be enhanced, even in the case where the case 1 or the case cover 2 shakes up and down, any one of the first packing 52 and the second packing 53 is pressed, thereby improving the sealing performance.

Furthermore, a refrigeration cavity 3 for containing a cold storage agent is formed in the box body 1, a liquid injection pipe 54 is installed on the left side wall or the right side wall of the box body 1, one end of the liquid injection pipe 54 is flush with the side wall of the box body 1, the other end of the liquid injection pipe 54 is communicated with the top of the refrigeration cavity 3, the cold storage agent can be injected into the refrigeration cavity 3 through the liquid injection pipe 54, so that the interior of the box body 1 is refrigerated, the low-temperature environment for cell transportation is ensured, and a first sealing plug 55 is detachably arranged at one end, flush with the side wall of the box body 1, of the liquid injection pipe 54; the bottom of box 1 is equipped with out liquid hole 56, go out liquid hole 56 also with refrigeration chamber 3 intercommunication, just go out liquid hole 56 department and can dismantle and be equipped with second sealing plug 57, the accessible goes out liquid hole 56 and discharges the coolant in refrigeration chamber 3 after the cell transportation.

Further, a temperature display assembly is arranged on the front side wall of the box body 1; the temperature display component comprises a temperature sensor 17 and a display screen 18, a first mounting groove 101 is formed in the inner side of the front side wall of the box body 1, the temperature sensor 17 is mounted in the first mounting groove 101, a second mounting groove 102 is formed in the outer side of the front side wall of the box body 1, the display screen 18 is mounted in the second mounting groove 102, and the temperature sensor 17 is in communication connection with the display screen 18; the temperature sensor 17 senses the temperature in the box 1 and transmits the temperature to the display screen 18 for displaying. It should be noted here that, temperature sensor 17 in this application can also be connected to terminal equipment such as cell-phone or panel computer, makes things convenient for the transport person to in time look over the inside temperature of box 1 through terminal equipment, and the connection between temperature sensor 17 and the terminal equipment adopts prior art can.

The temperature display assembly further comprises a mercury thermometer 19, a third mounting groove 103 is further formed in the outer side of the front side wall of the box body 1, the mercury thermometer 19 is mounted in the third mounting groove 103 through a mounting assembly, at least two communicating pipes 21 penetrate through the front side wall of the box body 1, one end of each communicating pipe 21 is communicated with the inside of the box body 1, and the other end of each communicating pipe 21 is communicated with the third mounting groove 103, so that the inside of the box body 1, the communicating pipes 21 and the third mounting groove 103 are integrally communicated, the arrangement of the communicating pipes 21 can ensure that air between the inside of the box body 1 and the third mounting groove 103 forms circulation, and the temperature in the third mounting groove 103 can be kept consistent with the temperature in the box body 1; because the communication pipes 21 need to penetrate through the refrigeration cavity 3, in order to avoid interference of coolant in the refrigeration cavity 3 on the temperature in the communication pipes 21, an insulating layer 22 is sleeved outside each communication pipe 21; a transparent plate 20 is hermetically installed at the front side of the third installation groove 103; the one side that is equipped with the scale mark on the mercury thermometer 19 is just to transparent plate 20, can observe the temperature that shows on the mercury thermometer 19 through transparent plate 20, it needs to explain here, in order to avoid the cold-storage agent in the refrigeration chamber 3 to cause the interference to the temperature in the third mounting groove 103, one side that is close to refrigeration chamber 3 at third mounting groove 103 also sets up the heat preservation, thereby avoid the interference of cold-storage agent to third mounting groove 103 temperature in the refrigeration chamber 3, ensure that the temperature in the third mounting groove 103 keeps unanimous with the inside temperature of box 1.

Specifically, the mounting assembly comprises a top cap 23, a slot 2301 matched with the mercury thermometer 19 is formed in the center of the top cap 23, and anti-skid grains are arranged on the surface of the slot 2301; mounting plates 24 are arranged on the left side and the right side of the top cap 23, and the mounting plates 24 are detachably connected with the tops of the third mounting grooves 103 through bolts 25;

a micro motor 26 is installed on the left side wall of the third installation groove 103, an output shaft of the micro motor 26 is connected with a first bidirectional screw 27, different turning positions of the first bidirectional screw 27 are respectively provided with a first screw nut 28 and a second screw nut 29, the front side of the first screw nut 28 is fixedly connected with a left protection sleeve 31 through a connecting block 30, the front side of the second screw nut 29 is also fixedly connected with a right protection sleeve 32 through the connecting block 30, and the left protection sleeve 31 and the right protection sleeve 32 are both arc-shaped structures matched with the mercury thermometer 19; when installing the hood 23, earlier remove left protective sheath 31 and right protective sheath 32 through micro motor 26, be convenient for install the hood 23, can arrange mercury temperature 19 in between left protective sheath 31 and the right protective sheath 32 simultaneously, then the rethread micro motor 26 is with left protective sheath 31 and right protective sheath 32 remove to the rear side contact in opposite directions, form a breach between the front side of left protective sheath 31 and right protective sheath 32 this moment, can fix mercury thermometer 19, can also locate the scale mark on the display department mercury thermometer 19 through the breach. The temperature sensor 17, the display screen 18 and the mercury thermometer 19 are used for simultaneously monitoring and displaying the temperature in the box body 1, so that inaccurate temperature display caused by the fault of the display screen 18 can be avoided.

Further, a test tube rack 4 is arranged in the box body 1, the test tube rack 4 comprises a bottom plate 401 and two side plates 402, the two side plates 402 are respectively positioned at the left side and the right side of the top of the bottom plate 401, two transverse plates 403 are fixedly arranged between the two side plates 402, the two transverse plates 403 are both parallel to the bottom plate 401, and the heights of the two transverse plates 403 are the same; each transverse plate 403 is provided with a plurality of test tube holes 404 for placing test tubes 5, and each test tube hole 404 is internally provided with a limiting component for limiting the test tube 5 and adjusting the size; the bottom plate 401 is provided with a limiting groove 410 matched with the test tube hole 404, the groove depth of the limiting groove 410 is larger than the arc-shaped bottom depth of the test tube 5, the left side surface and the right side surface of the limiting groove 410 are respectively provided with a limiting bump 411, the bottom surface of the limiting groove 410 is provided with a protection pad 412, the protection pad 412 is a rubber pad, and the height of the limiting bump 411 is larger than the thickness of the protection pad 412. When placing test tube 5 on test-tube rack 4, test tube 5's bottom is placed in spacing groove 410, and at the in-process of placing test tube 5, test tube 5 extrudees spacing arch 411 and just can fall into the bottom of spacing groove 410, and simultaneously, spacing arch 411 has certain squeezing action to test tube 5 at the in-process that elasticity resumes to further fixing test tube 5.

Specifically, the limiting assembly comprises first limiting grooves 405 arranged on two sides of the test tube hole 404, the first limiting grooves 405 are of a C-shaped structure, two openings of the first limiting grooves 405 on two sides of the same test tube hole 404 are oppositely arranged, first limiting blocks 406 are arranged at two corners of each first limiting groove 405, the limiting assembly further comprises a limiting ring 407 used for limiting and fixing the test tube 5, the inner diameter of the limiting ring 407 can be selected according to the outer diameter of the test tube 5 to be stored, second limiting blocks 408 are arranged on the left side and the right side of the limiting ring 407, and the second limiting blocks 408 are connected with the two first limiting blocks 406 on the corresponding side through limiting springs 409; the limiting ring 407 is made of elastic materials, and the top of the limiting ring 407 is of a horn-shaped structure with a large top and a small bottom; but be equipped with skid-proof cushion (not shown in the figure) on the inside wall of spacing ring 407, test tube 5 can be protected to the cushion, avoids test tube 5 to collide and damage at the in-process of placing and transporting. When placing test tube 5, the horn-shaped structure that spacing ring 407 is big-end-up is convenient for test tube 5 to put into, and the arc structure is difficult to injure test tube 5, and test tube 5's external diameter slightly is greater than spacing ring 407's internal diameter, therefore, test tube 5 can strut spacing ring 407, extrudees spacing spring 409 simultaneously, treat the test tube 5 and put into the back, spacing spring 409 extrudees spacing ring 407 under the effort that resumes deformation, thereby give test tube 5 extrusion force, fix test tube 5.

Further, a cell bag fixing assembly is arranged between two adjacent test tube holes 404, and the cell bag fixing assembly is positioned between the transverse plate 403 and the bottom plate 401;

the cell bag fixing component comprises a hook 6 fixedly arranged at the bottom of the transverse plate 403 and a cell bag limiting box fixedly arranged on the bottom plate 401, and the cell bag limiting box is positioned right below the hook 6;

the cell bag limiting box comprises a left limiting plate 7, a right limiting plate 8 and a rear limiting plate 9, the left limiting plate 7 and the right limiting plate 8 are respectively fixedly arranged at the left end and the right end of the rear limiting plate 9, and the front side and the top of the cell bag limiting box are in an open structure (it needs to be explained that the front side and the top of the left limiting plate 7, the right limiting plate 8, the rear limiting plate 9 and the cell bag limiting box are all in the directions of the cell bag limiting box corresponding to a transverse plate 403 close to the front side surface of the box body 1, and the directions of the cell bag limiting box corresponding to a transverse plate 403 close to the rear side surface of the box body 1 are opposite to each other, as shown in figure 12, so that when an operator stands at different directions to fix cell bags, the openings of the cell bag limiting box face the operator, and the cell bags are convenient to fix); left side limiting plate 7 with all be equipped with protection pad 701 on the lateral wall of right side limiting plate 8, avoid test tube 5 touch left limiting plate 7 with right side limiting plate 8 causes the damage.

The left limiting plate 7 is provided with a first open slot 10 along the front-back direction, the top and the bottom of the first open slot 10 are respectively provided with a second open slot 11 and a third open slot 12, the second open slot 11 and the third open slot 12 are both communicated with the first open slot 10, a first rotating shaft 13 is connected between the second open slot 11 and the third open slot 12 in a sliding manner, a front limiting plate 14 is rotatably sleeved outside the first rotating shaft 13, the front limiting plate 14 is positioned in the first open slot 10, and the first rotating shaft 13 is positioned at the edge of the front limiting plate 14 close to the back side; a first invisible handle 1401 is arranged on the front side surface of the front limiting plate 14; the front end of the left limiting plate 7 is provided with a top edge 15 and a bottom edge 16, the top edge 15 is provided with a fourth slot 1501, the bottom edge 16 is provided with a fifth slot 1601, the fourth slot 1501 is communicated with the second slot 11, the fifth slot 1601 is communicated with the third slot 12, the front limiting plate 14 and the first rotating shaft 13 are pulled out from the first slot 10 by the first invisible handle 1401, when the top end and the bottom end of the first rotating shaft 13 are respectively divided into the fourth slot 1501 and the fifth slot 1601, the front limiting plate 14 is completely separated from the left limiting plate 7, at this time, the front limiting plate 14 is located in front of the left limiting plate 7, the front limiting plate 14 is rotated to be perpendicular to the left limiting plate 7, and the right side of the front limiting plate 14 is detachably connected with the right limiting plate 8 by a buckle (it should be noted here that the front limiting plate 14 can also be hidden in the right limiting plate 8, in this case, the left side of the front limit plate 14 is connected with the left limit plate 7 in a snap-fit manner). Set the front side and the top of the spacing box of cell bag to open structure, be convenient for hang the bag couple 6 with the top of cell bag on, the cell bag is located the spacing box space of cell bag, treat after hanging, spacing board 14 carries out the closure with the opening of the spacing box front side of cell bag before reusing, avoids the cell bag to rock or collide in the transportation.

Further, the bottom of the test tube rack 4 is fixedly connected with a driving mechanism for driving the test tube rack 4 to move up and down.

The driving mechanism comprises a driving motor 33, a fourth mounting groove 104 is arranged on the left side wall of the box body 1 near the bottom, the driving motor 33 is installed in the fourth installation groove 104, a second bidirectional lead screw 34 is connected to an output shaft of the driving motor 33, one end of the second bidirectional screw 34 is connected with an output shaft of the driving motor 33, the other end is rotatably connected with the right side wall of the box body 1, a third lead screw nut 35 and a fourth lead screw nut 36 are respectively arranged on the second bidirectional lead screw 34 in different rotation directions, a first supporting rod 37 is arranged above the second bidirectional screw rod 34, two ends of the first supporting rod 37 are respectively connected with the left side wall and the right side wall of the box body 1 in a sliding manner, the left side wall and the right side wall of the box body 1 are both provided with sliding grooves 105, and the first supporting rod 37 can slide up and down along the sliding grooves 105; a first support block 38 is fixedly sleeved at the middle position of the first support rod 37, and the first support block 38 is movably connected with the third lead screw nut 35 and the fourth lead screw nut 36 through a first connecting rod 39 and a second connecting rod 40 respectively;

a second support rod 41 is arranged above the first support rod 37, and two ends of the second support rod 41 are fixedly connected with the first support rod 37 through a vertical rod 42, so that the first support rod 37, the second support rod 41 and the vertical rod 42 form an integral structure, when the driving motor 33 rotates, the third screw nut 35 and the fourth screw nut 36 are driven to move oppositely or back to back, and the integral structure can ascend or descend along with the first support rod 39 and the second support rod 40.

A second supporting block 43 and a third supporting block 44 are slidably sleeved on the second supporting rod 41, the tops of the third lead screw nut 35 and the fourth lead screw nut 36 are fixedly connected with a first telescopic rod 45 and a second telescopic rod 46 respectively, the top of the first telescopic rod 45 penetrates through the first supporting rod 37 and then is fixedly connected with the bottom of the second supporting block 43, the top of the second telescopic rod 46 penetrates through the first supporting rod 37 and then is fixedly connected with the bottom of the third supporting block 44, and a through hole for left-and-right movement of the first telescopic rod 45 and the second telescopic rod 46 is formed in the first supporting rod 37; the first support rod 37, the second support rod 41 and the vertical rod 42 form an integral structure, and during the process of ascending or descending, the second support block 43 and the third support block 44 can also synchronously move towards or away from each other along with the third lead screw nut 35 and the fourth lead screw nut 36.

A damping plate 47 is arranged above the second supporting rod 41, a fourth supporting block 48 is fixedly arranged at the bottom of the damping plate 47, and the second supporting block 43 and the third supporting block 44 are movably connected with the fourth supporting block 48 through a third connecting rod 49 and a fourth connecting rod 50 respectively; a plurality of groups of damping assemblies 51 are arranged between the damping plate 47 and the test tube rack 4; when the second supporting block 43 and the third supporting block 44 move towards or away from each other, the damping plate 47, the damping component 51 at the top of the damping plate and the test tube rack 4 are integrally lifted or lowered under the action of the third connecting rod 49 and the fourth connecting rod 50, so that the driving motor 33 drives the test tube rack 4 to lift or lower; adopt this lift mode can make test-tube rack 4 keep steadily at the lift in-process, avoid appearing jolting, damage test tube 5, and damper 51 can start or play the cushioning effect in the twinkling of an eye that stops at driving motor 33.

Further, racks 58 are arranged on the left side surface and the right side surface of the test tube rack 4, two second rotating shafts 59 are rotatably arranged between the front side wall and the rear side wall of the box body 1 through bearings, the test tube rack 4 is located between two second rotating shafts 59, each second rotating shaft 59 is fixedly sleeved with a gear 60, the gear 60 is meshed with the rack 58 on the corresponding side, the rack 58 is driven to synchronously lift and lower during the lifting process of the test tube rack 4, and further drives the second rotating shaft 59 and the gear 60 to rotate, so as to further improve the stability of the test tube rack 4 during the lifting process, and in addition, at the moment when the driving motor 33 is started or stopped, when the shock absorption assembly 51 absorbs shock, the test tube rack 4 can only absorb shock within the engagement range of one tooth of the rack 58 and the gear 60, and finally, due to the engagement action of the rack 58 and the gear 60, instability of the shock absorption assembly 51 itself due to shock absorption can be avoided.

The damping assembly 51 comprises a damping box 5101, the top of the damping box 5101 is of an open structure, the top of the damping box 5101 is fixedly connected with the bottom of the test tube rack 4, a piston plate 5102 is arranged in the damping box 5101 in a sealing sliding manner, a push rod 5103 is fixedly arranged at the bottom of the piston plate 5102, the push rod 5103 penetrates through the bottom of the damping box 5101 and then is fixedly connected with the damping plate 47, a damping spring 5104 is arranged between the piston plate 5102 and the bottom of the damping box 5101, and the damping spring 5104 is sleeved outside the push rod 5103; form an inclosed space between piston plate 5102 and shock attenuation box 5101, the bottom of test-tube rack 4, its inside air can overcome atmospheric pressure and do work and produce the resistance when being stretched, compress damping spring 5104 simultaneously, and when the pulling force disappears, restore to the throne under the effect of atmospheric pressure and damping spring 5104 resume the effort of deformation, can be better cushion, compare in the effect that only uses the spring buffering better, stability is stronger.

Further, the cell transport case in the present invention may further include a heat preservation case body 61, a case cover 6101 is sewn on the top of the heat preservation case body 61, the left side of the case cover 6101 is fixedly sewn with the heat preservation case body 61, the right side of the case cover 6101 is fixedly adhered to the right side surface of the heat preservation case body 61 through a magic tape, and one or two length-adjustable shoulder straps 6102 are provided on the heat preservation case body 61, which is convenient for carrying.

The working principle of the invention is as follows: when the cell transport case is used, firstly, a coolant is injected into the refrigerating cavity 3 through the liquid injection pipe 54, the temperature inside the case body 1 is displayed through the display screen 18 and the mercury thermometer 19, after the temperature inside the case body 1 reaches the temperature range required by cell transport, the liquid injection pipe 54 is sealed through the first sealing plug 55, the case cover 2 is opened, the test tube 5 containing cells is placed in the test tube hole 404, the bottom of the test tube 5 is positioned in the limiting groove 410, and the test tube 5 can be placed after the test tube rack 4 is moved to the top of the case body 1 through the driving mechanism; if the splendid attire cell is the cell bag, then remove the test-tube rack 4 to the top of box 1 through actuating mechanism, hang on the couple 6 of diaphragm 403 bottom through the top of cell bag, the bottom of cell bag is arranged in the spacing box of cell bag, hang after good, pull out preceding limiting plate 14 from left limiting plate 7, and fix through buckle and right limiting plate 8, thereby fix the cell bag, after the cell bag is fixed, use actuating mechanism to remove test-tube rack 4 to the box 1 inside, lid case lid 2, put into heat preservation inclusion 61 with whole box 1, lid 6101 can.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A cell transport case comprises a case body (1), wherein the top of the case body (1) is movably connected with a case cover (2); the method is characterized in that: a refrigeration cavity (3) for containing a coolant is formed in the box body (1), and a temperature display assembly is arranged on the front side wall of the box body (1);

a test tube rack (4) is arranged in the box body (1), the test tube rack (4) comprises a bottom plate (401) and two side plates (402), two transverse plates (403) are fixedly arranged between the two side plates (402), the two transverse plates (403) are both parallel to the bottom plate (401), and the heights of the two transverse plates (403) are the same; each transverse plate (403) is provided with a plurality of test tube holes (404) for placing test tubes (5), and each test tube hole (404) is internally provided with a limiting assembly for limiting the test tube (5) and adjusting the size; a cell bag fixing assembly is arranged between two adjacent test tube holes (404), and the cell bag fixing assembly is positioned between the transverse plate (403) and the bottom plate (401);

the bottom of the test tube rack (4) is fixedly connected with a driving mechanism used for driving the test tube rack (4) to move up and down.

2. A cell shipping container according to claim 1, wherein: the cell bag fixing component comprises a hook (6) fixedly arranged at the bottom of the transverse plate (403) and a cell bag limiting box fixedly arranged on the bottom plate (401), and the cell bag limiting box is positioned right below the hook (6);

the cell bag limiting box comprises a left limiting plate (7), a right limiting plate (8) and a rear limiting plate (9), the left limiting plate (7) and the right limiting plate (8) are fixedly arranged at the left end and the right end of the rear limiting plate (9) respectively, and the front side and the top of the cell bag limiting box are of an open structure; the outer side walls of the left limiting plate (7) and the right limiting plate (8) are respectively provided with a protective pad (701);

the left limiting plate (7) is provided with a first groove (10) in the front-back direction, the top and the bottom of the first groove (10) are respectively provided with a second groove (11) and a third groove (12), the second groove (11) and the third groove (12) are communicated with the first groove (10), a first rotating shaft (13) is connected between the second groove (11) and the third groove (12) in a sliding mode, a front limiting plate (14) is rotatably sleeved outside the first rotating shaft (13), the front limiting plate (14) is located in the first groove (10), and the first rotating shaft (13) is located at the edge, close to the rear side, of the front limiting plate (14); a first invisible handle (1401) is arranged on the front side surface of the front limiting plate (14); the front end of left side limiting plate (7) is equipped with and pushes up along (15) and end along (16), fourth fluting (1501) has been seted up on top along (15), fifth fluting (1601) has been seted up on end edge (16), fourth fluting (1501) with second fluting (11) intercommunication, fifth fluting (1601) with third fluting (12) intercommunication, preceding limiting plate (14) with right limiting plate (8) can be dismantled and be connected.

3. A cell shipping container according to claim 1, wherein: the temperature display assembly comprises a temperature sensor (17) and a display screen (18), a first mounting groove (101) is formed in the inner side of the front side wall of the box body (1), the temperature sensor (17) is mounted in the first mounting groove (101), a second mounting groove (102) is formed in the outer side of the front side wall of the box body (1), the display screen (18) is mounted in the second mounting groove (102), and the temperature sensor (17) is in communication connection with the display screen (18);

the temperature display assembly further comprises a mercury thermometer (19), a third mounting groove (103) is further formed in the outer side of the front side wall of the box body (1), the mercury thermometer (19) is mounted in the third mounting groove (103) through a mounting assembly, and a transparent plate (20) is mounted on the front side of the third mounting groove (103) in a sealing mode;

run through on the preceding lateral wall of box (1) and be equipped with two piece at least communicating pipes (21), every the one end of communicating pipe (21) all with the inside intercommunication of box (1), every the other end of communicating pipe (21) all with third mounting groove (103) intercommunication, and every communicating pipe (21) all overlap outward and be equipped with heat preservation (22).

4. A cell shipping container according to claim 3, wherein: the mounting assembly comprises a top cap (23), a slot (2301) matched with the mercury thermometer (19) is formed in the center of the top cap (23), and anti-skid grains are arranged on the surface of the slot (2301); mounting plates (24) are arranged on the left side and the right side of the top cap (23), and the mounting plates (24) are detachably connected with the tops of the third mounting grooves (103) through bolts (25);

the left side wall mounting of third mounting groove (103) has micro motor (26), be connected with first bidirectional screw (27) on the output shaft of micro motor (26), different soon to locate to install first screw nut (28) and second screw nut (29) respectively on first bidirectional screw (27), connecting block (30) fixedly connected with left side protective sheath (31) is passed through to the front side of first screw nut (28), the front side of second screw nut (29) also is through connecting block (30) fixedly connected with right side protective sheath (32), left side protective sheath (31) with right side protective sheath (32) be with mercury thermometer (19) assorted arc structure.

5. A cell shipping container according to claim 1, wherein: the driving mechanism comprises a driving motor (33), a fourth mounting groove (104) is formed in the position, close to the bottom, of the left side wall of the box body (1), the driving motor (33) is mounted in the fourth mounting groove (104), a second bidirectional lead screw (34) is connected to an output shaft of the driving motor (33), one end of the second bidirectional lead screw (34) is connected with the output shaft of the driving motor (33), the other end of the second bidirectional lead screw is connected with the right side wall of the box body (1) in a rotating manner, a third lead screw nut (35) and a fourth lead screw nut (36) are mounted at different rotating positions on the second bidirectional lead screw (34) respectively, a first supporting rod (37) is arranged above the second bidirectional lead screw (34), two ends of the first supporting rod (37) are connected with the left side wall and the right side wall of the box body (1) in a sliding manner respectively, and a first supporting block (38) is fixedly arranged at the middle position of the first supporting rod (37), the first supporting block (38) is movably connected with the third lead screw nut (35) and the fourth lead screw nut (36) through a first connecting rod (39) and a second connecting rod (40) respectively;

a second supporting rod (41) is arranged above the first supporting rod (37), two ends of the second supporting rod (41) are fixedly connected with the first supporting rod (37) through vertical rods (42), a second supporting block (43) and a third supporting block (44) are slidably sleeved on the second supporting rod (41), the tops of the third lead screw nut (35) and the fourth lead screw nut (36) are respectively and fixedly connected with a first telescopic rod (45) and a second telescopic rod (46), the top of the first telescopic rod (45) penetrates through the first supporting rod (37) and then is fixedly connected with the bottom of the second supporting block (43), the top of the second telescopic rod (46) penetrates through the first supporting rod (37) and then is fixedly connected with the bottom of the third supporting block (44), the first supporting rod (37) is provided with a through hole for the left and right movement of the first telescopic rod (45) and the second telescopic rod (46);

a damping plate (47) is arranged above the second supporting rod (41), a fourth supporting block (48) is fixedly arranged at the bottom of the damping plate (47), and the second supporting block (43) and the third supporting block (44) are movably connected with the fourth supporting block (48) through a third connecting rod (49) and a fourth connecting rod (50) respectively; a plurality of groups of damping assemblies (51) are arranged between the damping plate (47) and the test tube rack (4);

the left and right sides face of test-tube rack (4) all is equipped with rack (58), it is equipped with two second axis of rotation (59) to rotate between the preceding lateral wall of box (1) and the back lateral wall, test-tube rack (4) are located two between second axis of rotation (59), every it is equipped with gear (60) all to fix the cover on second axis of rotation (59), gear (60) set up rather than rack (58) meshing that corresponds the side.

6. A cell shipping container according to claim 5, wherein: shock-absorbing component (51) include including shock attenuation box (5101), the top of shock attenuation box (5101) is open structure, just the top of shock attenuation box (5101) with the bottom fixed connection of test-tube rack (4), the sealed slip is equipped with piston plate (5102) in shock attenuation box (5101), push rod (5103) have set firmly in the bottom of piston plate (5102), push rod (5103) run through behind the bottom of shock attenuation box (5101) with shock attenuation board (47) fixed connection, piston plate (5102) with be equipped with damping spring (5104) between the bottom of shock attenuation box (5101), damping spring (5104) cover is established outside push rod (5103).

7. A cell shipping container according to claim 1, wherein: the limiting assembly comprises first limiting grooves (405) arranged at two sides of the test tube hole (404), the first limiting grooves (405) are of C-shaped structures, and first limiting blocks (406) are arranged at two corners of each first limiting groove (405); the limiting assembly further comprises a limiting ring (407) used for limiting and fixing the test tube (5), second limiting blocks (408) are arranged on the left side and the right side of the limiting ring (407), and the second limiting blocks (408) are connected with the two first limiting blocks (406) on the corresponding side through limiting springs (409); the limiting ring (407) is made of elastic materials, and the top of the limiting ring (407) is of a horn-shaped structure with a large top and a small bottom.

8. A cell shipping container according to claim 7, wherein: the test tube comprises a base plate (401) and is characterized in that a limiting groove (410) matched with the test tube hole (404) is formed in the base plate (401), limiting convex blocks (411) are respectively arranged on the left side surface and the right side surface of the limiting groove (410), a protection pad (412) is arranged on the bottom surface of the limiting groove (410), and the height of each limiting convex block (411) is larger than the thickness of the protection pad (412).

9. A cell shipping container according to claim 1, wherein: the top of box (1) has been seted up round first seal groove (106), install first sealed pad (52) in first seal groove (106), round second seal groove (201) have been seted up to the bottom of case lid (2), install the sealed pad (53) of second in second seal groove (201).

10. A cell shipping container according to claim 1, wherein: a liquid injection pipe (54) is installed on the left side wall or the right side wall of the box body (1), one end of the liquid injection pipe (54) is flush with the side wall of the box body (1), the other end of the liquid injection pipe (54) is communicated with the refrigeration cavity (3), and a first sealing plug (55) is detachably arranged at one end, flush with the side wall of the box body (1), of the liquid injection pipe (54); the bottom of box (1) is equipped with out liquid hole (56), go out liquid hole (56) also with refrigeration chamber (3) intercommunication, just go out liquid hole (56) department and can dismantle and be equipped with second sealing plug (57).