CN112238999A

CN112238999A - Energy-saving stem cell refrigeration and transportation device

Info

Publication number: CN112238999A
Application number: CN202011231198.6A
Authority: CN
Inventors: 杨慧慧
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-01-19

Abstract

The invention discloses an energy-saving stem cell refrigerating and transporting device which comprises a box body, a drain valve and a material taking mechanism, wherein universal wheels are fixed at the bottom of the outer side of the box body, a first spring is fixed at the bottom of the inner side of the box body, a limiting plate is rotatably connected to the inner wall of the box body, the drain valve is fixed at the bottom of the right side of the box body, and limiting rods are rotatably connected to the periphery of the top of the box body. This energy-saving stem cell cold-stored conveyer is provided with the fly leaf, third spring and trapezoidal piece, cold-stored jar supports the clamp splice of fly leaf below in the installation that falls, thereby it makes the fly leaf be the clamp splice at both ends about the perpendicular form will refrigerate jar centre gripping to drive the fly leaf rotation, prevent to rock in the transportation production, trapezoidal piece card on cooperation fly leaf top clamp splice can prevent in the spacing groove on the cold-stored jar outer wall that the vehicle shake makes cold-stored jar appear beating unstable phenomenon in the transportation, the improvement is to the protectiveness of the inside stem cell test tube of cold-stored jar.

Description

Energy-saving stem cell refrigeration and transportation device

Technical Field

The invention relates to the technical field of stem cell transportation, in particular to an energy-saving stem cell refrigerating and transporting device.

Background

The stem cells are multipotential cells with self-renewal capacity, can be differentiated into various APSC multipotential cells under certain conditions, are primitive cells with self-replication and multidirectional differentiation potential, namely the stem cells are in an unoriented differentiation state and have proliferation capacity, can be differentiated into various functional cells or tissues and organs under proper conditions or given proper signals, are called as 'universal cells' in medical science, can be divided into totipotent stem cells, pluripotent stem cells and unipotent stem cells, and can be transported only by carrying out low-temperature refrigeration on the stem cells in the transportation process, most of the existing stem cell refrigeration transportation devices are refrigerated by a compressor, the compressor has higher refrigeration energy consumption, the refrigeration effect is poor, the long-distance transportation is not suitable, and the existing stem cell refrigeration transportation devices are easy to cause the rupture of an internal test tube when vehicles shake in the transportation process, inconvenient buffering shock attenuation to it, and current stem cell cold-stored conveyer carries out thermal-insulated heat preservation through the heat insulating board mostly, and thermal-insulated effect is relatively poor, and the long-distance transportation accelerates inside air conditioning to run off easily, inconvenient long-distance transportation to current stem cell cold-stored conveyer is inconvenient to be categorised the test tube, and the sample is comparatively troublesome, and the practicality is relatively poor.

Disclosure of Invention

The invention aims to provide an energy-saving stem cell refrigerating and transporting device, and aims to solve the problems that most of the existing stem cell refrigerating and transporting devices in the background art are refrigerated by a compressor, have poor refrigerating effect, are not suitable for long-distance transportation, are easy to cause the breakage of an internal test tube when a vehicle shakes in the transportation process, have poor heat insulation effect, are inconvenient for long-distance transportation, are inconvenient for classifying the test tubes, are troublesome to sample and have poor practicability.

In order to achieve the purpose, the invention provides the following technical scheme: an energy-saving stem cell refrigerating and transporting device comprises a box body, a limiting mechanism, a drain valve and a material taking mechanism,

the universal wheels are fixed at the bottom of the outer side of the box body, the heat insulation layers are fixed on the inner wall of the box body, meanwhile, vacuum layers are arranged between the heat insulation layers, the first spring is fixed at the bottom of the inner side of the box body, a base plate is fixed above the first spring, and meanwhile, the second spring is fixed on the periphery of the inner wall of the box body;

the limiting mechanism is used for preventing the stem cell test tube from being broken due to vibration generated by shaking in the transportation process and is arranged on the inner wall of the box body;

the drainage valve is fixed at the bottom of the right side of the box body, a control panel and an alarm are respectively fixed on the outer wall of the left side of the box body, a limiting rod is rotatably connected to the periphery of the top of the box body, a limiting block is fixed on the top of the limiting rod penetrating through the empty groove, the empty groove is formed in the periphery of the box cover, the box cover is installed on the box body, a handle is fixed at the top of the box cover, the base plate is connected with a cold storage tank in a clamping mode, the limiting groove is formed in the outer wall of the cold storage tank, an observation port is formed in the top of the cold storage tank, a tank cover is connected to the outer portion of the observation port in a threaded mode, a liquid feeding port and a pressure release valve are;

the material taking mechanism is used for conveniently sampling stem cells and is arranged inside the refrigerating tank.

Preferably, the limiting mechanism comprises a movable plate, clamping blocks, a third spring and a trapezoidal block, the limiting plate is rotatably connected to the inner wall of the box body, the clamping blocks are fixed to the upper end and the lower end of the limiting plate, the third spring is fixed to the upper portion of the limiting plate inside the clamping blocks, and the limiting blocks are fixed to the third spring.

Preferably, extracting mechanism includes montant, spout, slide bar, mounting bracket, test tube mount and connecting rod, the montant is fixed in the inside of cold-stored jar, and the spout has been seted up all around to the outer wall of montant, and sliding connection has the slide bar on the spout simultaneously, the outside of slide bar is fixed with the mounting bracket, and the inside of mounting bracket is fixed with the test tube mount, and the top of slide bar is fixed with the connecting rod simultaneously.

Preferably, the vacuum layer and the thermal insulation layer have the same inner diameter.

Preferably, the limiting grooves are provided with two groups and are trapezoidal.

Preferably, the limiting rods, the empty grooves and the limiting blocks are all provided with four groups, and the outer diameters of the limiting blocks are smaller than the inner diameters of the empty grooves.

Preferably, the control panel, the alarm and the low-temperature liquid level sensor are all connected through wires.

Preferably, the clamping block is connected with the refrigerating tank in a clamping mode.

Preferably, spout, slide bar, mounting bracket, test tube mount and connecting rod all are provided with five groups, and its equidistant setting.

Compared with the prior art, the invention has the beneficial effects that: the energy-saving stem cell refrigerating and transporting device,

(1) the vacuum insulation box is provided with the heat insulation layer, the vacuum layer, the limiting rod and the limiting block, external heat and internal cold air loss can be well isolated through the vacuum layer in the heat insulation layer on the inner wall of the box body, the heat insulation effect on the internal cold storage tank can be greatly improved by utilizing the principle that the vacuum can not transfer the temperature, the volatilization speed of liquid nitrogen in the cold storage tank is reduced, unnecessary energy consumption is reduced, and the practicability is improved;

(2) the movable plate is abutted to the movable plate through the second spring on the inner wall of the box body, so that the movable plate is inclined, the clamping block below the movable plate on the inner wall of the box body can be abutted in the descending installation process of the refrigeration tank, the movable plate is driven to rotate, the angle is adjusted to be vertical, the clamping blocks at the upper end and the lower end of the movable plate can clamp the refrigeration tank, the phenomenon of shaking instability of the refrigeration tank caused by shaking of a vehicle in the transportation process can be prevented by matching the fact that the trapezoidal block on the clamping block above the movable plate is clamped in the limiting groove on the outer wall of the refrigeration tank, and the protection performance of a stem cell test tube in the refrigeration tank is improved;

(3) the liquid nitrogen quantity is detected through the low-temperature liquid level sensor on the inner wall of the refrigerating tank, when the liquid nitrogen is insufficient, the liquid nitrogen is transmitted to the control panel to control the alarm to send information to remind workers, and liquid nitrogen is added at the liquid feeding port on the right side of the refrigerating tank to supplement the liquid, so that the problems that most of existing refrigerating transport devices are refrigerated through a compressor, the compressor is large in refrigeration energy consumption, poor in refrigeration effect and not suitable for long-distance transport are solved, and the refrigerating transport device is convenient to use;

(4) be provided with the montant, the slide bar, the mounting bracket, test tube mount and connecting rod, can be used for placing different types of stem cell test tube through five groups of mounting brackets in the montant outside, thereby it makes the slide bar slide in the spout of slide bar on the montant outer wall to drive the mounting bracket upwards to promote highly and take out the stem cell test tube to upwards carry out classification, reduction sample rate with the connecting rod at slide bar top when needs take out wherein required test tube.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of a front view of the case of the present invention;

FIG. 3 is a schematic view of the structure of FIG. 1 at A according to the present invention;

FIG. 4 is a schematic top view of the present invention;

FIG. 5 is a schematic front view of the refrigeration container of the present invention;

FIG. 6 is a schematic top view of the refrigeration container of the present invention;

FIG. 7 is a schematic top view of the vertical rod of the present invention;

fig. 8 is a schematic structural diagram of the working principle of the present invention.

In the figure: 1. the box, 2, the universal wheel, 3, the insulating layer, 4, the vacuum layer, 5, first spring, 6, the backing plate, 7, the second spring, 8, stop gear, 801, fly leaf, 802, the clamp splice, 803, the third spring, 804, trapezoidal piece, 9, the drain valve, 10, control panel, 11, the alarm, 12, the gag lever post, 13, the dead slot, 14, the stopper, 15, the case lid, 16, the handle, 17, cold-stored jar, 18, the spacing groove, 19, the viewing aperture, 20, the cover, 21, the filler opening, 22, the relief valve, 23, low temperature level sensor, 24, extracting mechanism, 2401, the montant, 2402, the spout, 2403, the slide bar, 2404, the mounting bracket, 2405, test tube mount, 2406, the connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: an energy-saving stem cell refrigerating and transporting device is disclosed, as shown in figure 1, figure 2 and figure 3, universal wheels 2 are fixed at the bottom of the outer side of a box body 1, a heat insulation layer 3 is fixed at the inner wall of the box body 1, a vacuum layer 4 is arranged between the heat insulation layers 3, the inner diameters of the vacuum layer 4 and the heat insulation layer 3 are the same, the heat insulation effect of the box body 1 on a refrigerating tank 17 can be greatly improved by the characteristic that temperature cannot be transmitted through vacuum, the temperature of the inner part of the box body 1 influenced by external temperature can be reduced, the volatilization speed of liquid nitrogen in the refrigerating tank 17 is reduced, long-distance transportation is facilitated, a first spring 5 is fixed at the bottom of the inner side of the box body 1, a backing plate 6 is fixed above the first spring 5, a second spring 7 is fixed at the periphery of the inner wall of the box body 1, and a limiting mechanism 8 for preventing stem cell test tubes from being cracked due to shaking, the limiting mechanism 8 comprises a movable plate 801, clamping blocks 802, a third spring 803 and trapezoidal blocks 804, the limiting plate 801 is rotatably connected to the inner wall of the box body 1, the clamping blocks 802 are fixed at the upper and lower ends of the limiting plate 801, the third spring 803 is fixed inside the upper clamping block 802, the limiting blocks 804 are fixed on the third spring 803, the clamping blocks 802 are connected with the refrigerating tank 17 in a clamping manner, two groups of limiting grooves 18 are arranged, and the limiting grooves 18 are trapezoidal, when a worker installs the refrigerating tank 17, the outer wall of the refrigerating tank 17 can abut against the clamping blocks 802 below the movable plate 801 in the descending process to drive the movable plate 801 to rotate and adjust the angle to be vertical, meanwhile, the trapezoidal blocks 804 outside the clamping blocks 802 above the movable plate 801 are clamped in the limiting grooves 18 on the outer wall of the refrigerating tank 17 to prevent jumping, impact force on the refrigerating tank 17 is reduced under the elastic force of the first spring 5 at the bottom of the box body 1, prevent in the transportation because of the vehicle shake make cold-stored jar 17 appear rocking and the phenomenon of beating lead to and stem cell test tube breaks, improve the protectiveness, be trapezoidal spacing groove 18 through cold-stored jar 17 outer wall and can make cold-stored jar 17 rise the in-process perpendicularly and support trapezoidal piece 804 on top clamp splice 802, inside the elastic action of cooperation inside third spring 803 drives trapezoidal piece 80 shrink to clamp splice 802 down, conveniently takes out cold-stored jar 17.

As shown in fig. 1, 2, 4 and 5, a drain valve 9 is fixed at the bottom of the right side of a box body 1, water dripping from frosting on the outer wall of a refrigerating tank 17 can be drained through the drain valve 9 to prevent bacteria from breeding and affecting the use, so that the inside of the box body 1 is kept in a dry environment, a control panel 10 and an alarm 11 are respectively fixed on the outer wall of the left side of the box body 1, a limiting rod 12 is rotatably connected around the top of the box body 1, a limiting block 14 is fixed on the limiting rod 12 penetrating through the top of a hollow groove 13, the hollow groove 13 is arranged around a box cover 15, the box cover 15 is installed on the box body 1, a handle 16 is fixed on the top of the box cover 15, four sets of the limiting rods 12, the hollow grooves 13 and the limiting blocks 14 are arranged, the outer diameters of the limiting blocks 14 are smaller than the inner diameters of the hollow grooves 13, the box cover 15 can be opened at the same position with the hollow grooves 13 on, when the limit block 14 and the empty groove 13 are staggered, the box cover 15 can be fixed on the box body 1, the sealing performance is improved, the backing plate 6 is connected with the cold storage tank 17 in a clamping manner, the outer wall of the cold storage tank 17 is provided with the limit groove 18, the top of the cold storage tank 17 is provided with the observation port 19, the outer part of the observation port 19 is connected with the box cover 20 in a threaded manner, the two ends of the top of the cold storage tank 17 are respectively fixed with the liquid filling port 21 and the pressure release valve 22, the inner wall of the cold storage tank 17 is fixed with the low-temperature liquid level sensor 23, the control panel 10, the alarm 11 and the low-temperature liquid level sensor 23 are connected through electric wires, when the liquid nitrogen in the cold storage tank 17 is insufficient, the low-temperature liquid level sensor,

as shown in fig. 5, 6 and 7, a material taking mechanism 24 for conveniently sampling stem cells is installed inside a refrigerating tank 17, the material taking mechanism 24 includes a vertical rod 2401, a sliding groove 2402, a sliding rod 2403, an installation frame 2404, a test tube fixing frame 2405 and a connecting rod 2406, the vertical rod 2401 is fixed inside the refrigerating tank 17, the sliding groove 2402 is formed around the outer wall of the vertical rod 2401, the sliding rod 2403 is connected on the sliding groove 2402 in a sliding manner, the installation frame 2404 is fixed on the outer side of the sliding rod 2403, the test tube fixing frame 2405 is fixed inside the installation frame 2404, the connecting rod 2406 is fixed on the top of the sliding rod 2403, the sliding groove 2402, the sliding rod 2403, the installation frame 2404, the test tube fixing frame 2405 and the connecting rod 2406 are all provided with five groups and arranged at equal intervals, thereby facilitating the placement of different types of stem cell test tubes, when a test tube needs to be taken out, the connecting rod 2406 is only needed to be pulled upwards to, the time wasted by searching the test tube is reduced, and the test tube is convenient to use.

The working principle is as follows: when the energy-saving stem cell refrigerating and transporting device is used, firstly, test tubes are placed in a test tube fixing frame 2405 on a mounting frame 2404 in a refrigerating tank 17, liquid nitrogen is added through a liquid adding opening 21, then a tank cover 20 is closed, then the refrigerating tank 17 is placed in a box body 1, the outer wall of the refrigerating tank 17 is abutted against a clamping block 802 below a movable plate 801 on the inner wall of the box body 1 during placement, the movable plate 801 is enabled to be vertical, the clamping blocks 802 at the upper end and the lower end of the movable plate 801 are abutted against the refrigerating tank 17, a trapezoidal block 804 outside the clamping block 802 above the movable plate 801 is clamped in a limiting groove 18 on the outer wall of the refrigerating tank 17 to prevent the refrigerating tank 17 from jumping in the box body 1 during transportation, then a limiting block 14 on a limiting rod 12 on the periphery of the top of the box body 1 is aligned with a hollow groove 13 on the periphery of a box cover 15, then the box cover 15 is placed on the box, then the box cover is moved to a proper transportation point through the bottom universal wheel 2 for loading transportation, the vacuum layer 4 in the heat insulation layer 3 in the box body 1 can well reduce the external temperature entering the box body 1 in the transportation process, the volatilization speed of liquid nitrogen in the refrigerating tank 17 is reduced, meanwhile, the vibration of the refrigerating tank 17 is reduced under the action of the elastic force of the first spring 5 at the bottom of the box body 1, when the liquid nitrogen in the refrigerating tank 17 is insufficient in the transportation process, the low-temperature liquid level sensor 23 on the inner wall of the refrigerating tank 17 transmits a signal to the control panel 10, then the control panel 10 controls the alarm 11 to give an alarm to remind a worker to replenish liquid, when a dry cell test tube in the refrigerating tank 17 is needed to be taken out in the transportation process, the limiting block 14 at the outer side of the box cover 15 is rotated to be at the same position with the empty groove 13, then the box cover 15 is lifted upwards through the handle 16 to be separated from, the connecting rod 2406 at the top of the vertical rod 2401 is lifted upwards to drive the sliding rod 2403 to slide upwards in the sliding groove 2402, the mounting frame 2404 is driven to lift upwards at the same time, a test tube on the test tube fixing frame 2405 in the mounting frame 2404 is taken out, then the drain valve 9 at the bottom of the right side of the box body 1 is opened to drain water dripped on the surface of the refrigeration tank 17, so as to prevent bacteria from breeding, when the refrigeration tank 17 needs to be taken out for maintenance, the refrigeration tank 17 is lifted vertically, the trapezoidal limiting groove 18 on the outer wall of the refrigeration tank 17 props against the trapezoidal block 804 on the clamp block 802 above the movable plate 801 in the lifting process, the trapezoidal block 80 is driven to shrink into the clamp block 802 under the elastic action of the third spring 803 inside the upper clamp block 802, so that the trapezoidal block 804 is separated from the limiting groove 18, the refrigeration tank 17 is convenient to be taken out, then the movable plate 801 is driven to, the subsequent installation of the refrigerated tank 17 is facilitated, which completes the entire operation and is not described in detail in this description, which is well known to the person skilled in the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an energy-saving stem cell refrigeration conveyer, includes box (1), stop gear (8), drain valve (9) and feeding agencies (24), its characterized in that:

the device comprises a box body (1), wherein universal wheels (2) are fixed at the bottom of the outer side of the box body (1), heat insulation layers (3) are fixed on the inner wall of the box body (1), vacuum layers (4) are arranged between the heat insulation layers (3), a first spring (5) is fixed at the bottom of the inner side of the box body (1), a base plate (6) is fixed above the first spring (5), and second springs (7) are fixed around the inner wall of the box body (1);

the limiting mechanism (8) is used for preventing the stem cell test tube from being cracked due to vibration generated by shaking in the transportation process and is arranged on the inner wall of the box body (1);

the drainage valve (9) is fixed at the bottom of the right side of the box body (1), the outer wall of the left side of the box body (1) is respectively fixed with a control panel (10) and an alarm (11), the top of the box body (1) is connected with a limiting rod (12) in a rotating mode all around, the limiting rod (12) penetrates through the top of the empty groove (13) and is fixed with a limiting block (14), the empty groove (13) is formed in the periphery of a box cover (15), the box cover (15) is installed on the box body (1), meanwhile, the top of the box cover (15) is fixed with a handle (16), the backing plate (6) is connected with a refrigerating tank (17) in a clamping mode, the outer wall of the refrigerating tank (17) is provided with a limiting groove (18), the top of the refrigerating tank (17) is provided with an observation port (19), the outer portion of the observation port (19) is connected with a pressure release valve (20) in a threaded mode, and the two ends of, a low-temperature liquid level sensor (23) is fixed on the inner wall of the refrigerating tank (17);

a material taking mechanism (24) for conveniently sampling the stem cells, wherein the material taking mechanism (24) is arranged in the refrigerating tank (17).

2. The energy-saving stem cell refrigerating and transporting device as claimed in claim 1, wherein: limiting mechanism (8) include fly leaf (801), clamp splice (802), third spring (803) and trapezoidal piece (804), limiting plate (801) rotate to be connected on the inner wall of box (1), and the upper and lower both ends of limiting plate (801) are fixed with clamp splice (802), the top the inside of clamp splice (802) is fixed with third spring (803), and is fixed with on third spring (803) and limits splice (804).

3. The energy-saving stem cell refrigerating and transporting device as claimed in claim 1, wherein: the material taking mechanism (24) comprises a vertical rod (2401), a sliding groove (2402), a sliding rod (2403), an installation frame (2404), a test tube fixing frame (2405) and a connecting rod (2406), the vertical rod (2401) is fixed in the refrigerating tank (17), the sliding groove (2402) is formed in the periphery of the outer wall of the vertical rod (2401), the sliding rod (2403) is connected onto the sliding groove (2402) at the same time, the installation frame (2404) is fixed on the outer side of the sliding rod (2403), the test tube fixing frame (2405) is fixed inside the installation frame (2404), and the connecting rod (2406) is fixed at the top of the sliding rod (2403).

4. The energy-saving stem cell refrigerating and transporting device as claimed in claim 1, wherein: the inner diameters of the vacuum layer (4) and the heat insulation layer (3) are the same.

5. The energy-saving stem cell refrigerating and transporting device as claimed in claim 1, wherein: the limiting grooves (18) are arranged in two groups, and the limiting grooves (18) are trapezoidal.

6. The energy-saving stem cell refrigerating and transporting device as claimed in claim 1, wherein: the limiting rod (12), the empty groove (13) and the limiting block (14) are all provided with four groups, and the outer diameter of the limiting block (14) is smaller than the inner diameter of the empty groove (13).

7. The energy-saving stem cell refrigerating and transporting device as claimed in claim 1, wherein: and the control panel (10), the alarm (11) and the low-temperature liquid level sensor (23) are all connected by wires.

8. The energy-saving stem cell refrigerating and transporting device as claimed in claim 2, wherein: the clamping block (802) is connected with the refrigerating tank (17) in a clamping manner.

9. The energy-saving stem cell refrigerating and transporting device as claimed in claim 3, wherein: the test tube fixing rack is characterized in that the sliding grooves (2402), the sliding rods (2403), the mounting rack (2404), the test tube fixing rack (2405) and the connecting rods (2406) are all provided with five groups and are arranged at equal intervals.