CN218328797U

CN218328797U - Biological agent transfer box

Info

Publication number: CN218328797U
Application number: CN202222748012.5U
Authority: CN
Inventors: 徐健; 李鹏; 张扬; 邱东海
Original assignee: Zhejiang Shengxi'ao Medical Technology Co ltd
Current assignee: Zhejiang Shengxi'ao Medical Technology Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-01-17
Anticipated expiration: 2032-10-18

Abstract

The utility model discloses a biological agent transfer box, belonging to the field of biological agent transfer, comprising a box body and a box cover which are detachably connected with each other, wherein the inner bottom wall of the box body is provided with a storage tank for loading biological agents, and the storage tank is made of heat conducting materials; a heat insulation plate is arranged above the storage tank, a support or a step for supporting the heat insulation plate is arranged on the inner wall of the box body, and an ice box for loading a low-temperature medium is arranged on the heat insulation plate; the heat-conducting pipes extend along the axial direction of the storage tank, are fixedly connected with the heat-insulating plate, and extend to the upper part of the heat-insulating plate after penetrating through the heat-insulating plate. The utility model has the advantages of simple structure and reasonable design, can effectively and uniformly cool down the storage tank that has preserved biological agent.

Description

Biological agent transfer box

Technical Field

The utility model relates to a biological articles for use transport technical field, in particular to biological agent transfer box.

Background

The biological agent refers to a biological material or an organic compound for life science research, and a preparation for clinical diagnosis and medical research. Because life science relates to a wide range and develops rapidly, the preparations have various varieties and complex properties, and researchers often need to transport biological preparations. The transfer box is a common transfer device, however, in the use process of the existing transfer box, the storage tank for storing the biological agent is directly contacted with the cold source, so that the temperature distribution of the storage tank is uneven, and the phenomenon of supercooling or overheating often occurs, thereby affecting the quality of the biological agent.

For example, chinese utility model with publication No. CN217171617U discloses a stable transfer device for biological reagents, in which a temperature-changing tank for providing cooling capacity is disposed at the bottom of a box body, and a storage tank is installed in a support sleeve located above, however, because the storage tank has a certain axial height, the temperature in the storage tank near the temperature-changing tank will be lower when intersecting with the temperature far from the temperature-changing tank, so that the temperature difference at various positions of the storage tank is large, resulting in overheating or overcooling.

SUMMERY OF THE UTILITY MODEL

The great problem of storage tank temperature difference everywhere in the biological agent transfer box use that exists to prior art, the utility model aims to provide a biological agent transfer box.

In order to achieve the above purpose, the technical scheme of the utility model is that:

a biological agent transfer box comprises a box body and a box cover which are detachably connected with each other, wherein a storage tank for loading a biological agent is arranged on the inner bottom wall of the box body, and the storage tank is made of a heat conduction material; a heat insulation plate is arranged above the storage tank, a support or a step for supporting the heat insulation plate is arranged on the inner wall of the box body, and an ice box for loading a low-temperature medium is arranged on the heat insulation plate; the heat-insulating plate is fixedly connected with the storage tank, and the upper end of the heat-insulating plate penetrates through the storage tank and then extends to the position above the heat-insulating plate.

In a preferred embodiment, the inner bottom wall of the box body is provided with a mounting groove matched with the storage tank.

In a preferred embodiment, there are a plurality of the storage tanks, and the heat conductive pipe is disposed outside each of the storage tanks.

In a preferred embodiment, a portion of the heat conductive pipe above the heat insulating plate is in contact with the ice bin.

In a preferred embodiment, the heat conducting pipe is spirally wound on the outer side of the storage tank.

In a preferred embodiment, the box body and the box cover each include an outer shell, an inner shell, and a thermal insulation material filled between the outer shell and the inner shell.

In a preferred embodiment, the heat insulation plate is provided with a mounting hole, and a blowing fan is arranged in the mounting hole.

In a preferred embodiment, the blowing fan is fixed on a support, the support is fixedly connected with the box cover, a power supply electrically connected with the blowing fan is further arranged on the box cover, and a switch is connected in series between the power supply and the blowing fan.

In a preferred embodiment, the side wall of the heat conducting pipe is provided with a plurality of vent holes along the axial direction.

In a preferred embodiment, the diameter of the vent holes opened in the heat conducting pipe gradually increases from the upper end to the lower end of the heat conducting pipe.

Adopt above-mentioned technical scheme, the beneficial effects of the utility model reside in that: when biological agent needs to be transported, the low-temperature medium is loaded in the ice box, then the ice box can be cooled by the heat conduction pipe in contact with the ice box, after the temperature in the box is reduced, the heat insulation plate is opened again, the storage tank storing the biological agent is installed in the installation groove at the bottom of the box, the heat insulation plate is installed again, the heat conduction pipe can continuously cool the environment around the storage tank at the moment, and therefore the low-temperature environment required by the biological agent is maintained. Compared with the prior art, because the arrangement of heat pipe to can make storage tank axial and circumference everywhere all can obtain the cooling with the help of the conduction effect of heat pipe, again because the heat pipe makes the storage tank be in suitable preservation condition all the time through cooling to the environment, because the storage tank is not direct and the cold source contact, consequently the great condition of the everywhere temperature difference of storage tank appears can not appear, thereby has effectively avoided the local subcooling of biological agent or overheated condition to take place.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is a schematic view of the installation of the storage tank in the tank of the present invention;

FIG. 3 is a schematic view of the installation of the heat conduction pipe of the present invention;

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

fig. 5 is a schematic structural diagram of a second embodiment of the present invention.

In the figure, 1-box body, 2-box cover, 3-storage tank, 4-heat insulation board, 5-ice box, 6-heat conduction pipe, 7-blowing fan, 8-bracket, 9-power supply and 10-switch.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Example one

A biological agent transfer box is shown in figure 1, the whole transfer box is configured to be a rectangular structure and comprises a box body 1 and a box cover 2 which are detachably connected with each other, for example, one side of the box body 1 and one side of the box cover 2 are pivotally connected through a hinge, and the other side of the box body is fixed through a lock catch. It will be appreciated that the present application is not limited to a particular shape of the transfer box, and that the transfer box may be cylindrical or prismatic, etc. in actual use.

In this embodiment, the box body 1 and the box cover 2 are both configured to have a concave structure with one open surface, and the box body 1 and the box cover 2 are both configured to have a double-layer structure and each include an outer shell, an inner shell, and a heat insulating material filled and sealed between the outer shell and the inner shell, wherein the outer shell is preferably made of magnesium aluminum alloy, the inner shell is preferably made of plastic, and the heat insulating material is preferably made of polyurethane foam.

In this embodiment, a tank 3 for loading biological agents is disposed on the inner bottom wall of the box 1, for example, a mounting groove which is recessed downwards and is matched with the tank 3 is formed on the inner bottom wall of the box 1, wherein the tank 3 is usually made of heat-conducting material, such as stainless steel, and comprises a tank body and a tank cover which are connected through threads. Generally, the tank 3 is configured with a plurality of, for example, 4 and arranged in a rectangular shape, so as to facilitate the increase of the reserves of the biological agent, as shown in fig. 2.

In this embodiment, a heat insulation board 4, for example, an extrusion molding heat insulation board or a ceramic heat insulation board, is disposed above the storage tank 3, and the heat insulation board 4 is detachably mounted in the tank 1, so that the space in the tank 1 is divided into an upper part and a lower part through the heat insulation board 4, and the upper part and the lower part of the space in the tank 1 are isolated from each other by heat, and the storage tank 3 is located in the lower part of the tank 1. The inner wall of the box body 1 is provided with a support for supporting the heat insulation plate 4, the support is fixed through screws, and the heat insulation plate 4 is also fixed through screws after being placed on the support; or, a circle of steps can be arranged on the inner wall of the box body 1, so that the heat insulation plate 4 can be directly placed on the steps and fixed through screws. It can be understood that, in order to further maintain the stability of the storage tank 3, a mounting groove matched with the storage tank 3 is also formed on the bottom surface of the heat insulation plate 4, so that the bottom and the top of the storage tank 3 are respectively fixed through the mounting groove after the heat insulation plate 4 is fixed in the tank body 1.

In this embodiment, the insulation board 4 is provided with an ice box 5 for loading low temperature medium, including but not limited to ice, cold water or frozen brine. The ice bank 5 is made of a heat conductive material, such as copper, and the ice bank 5 is configured to have a configuration of a bank body and a detachable bank cover so as to be filled with ice cubes; or the box body is provided with a liquid injection hole (with a plug or a sealing cover) so as to be convenient for filling cold water or frozen brine.

In this embodiment, a heat conduction pipe 6 extending in the axial direction of each tank 3 is wound around the outside of each tank 3, and the heat conduction pipe 6 is a hollow pipe, and the heat conduction pipe 6 is wound around the outside of each tank 3 in a spiral shape, and the material of the heat conduction pipe 6 is preferably copper. Wherein, the heat insulation board 4 is provided with a perforation for the heat conduction pipe 6 to pass through, and the upper end of the heat conduction pipe 6 contacts with the side wall of the ice box 5 after passing through the perforation. The heat pipe 6 is fixedly connected to the heat shield plate 4, for example, the diameter of the heat pipe 6 is adapted to the diameter of the through hole, the gap between the two is small, and the two are bonded by a heat insulating adhesive, thereby achieving sealing. It is understood that, in order to increase the efficiency of conduction of coldness to the heat conductive pipes 6, the portions of the heat conductive pipes 6 passing through the heat insulating plate 4 are configured to have a certain length, and the portions of the heat conductive pipes 6 passing through the heat insulating plate 4 are disposed in a state of surrounding the ice bank 5, while flattening the portions of the heat conductive pipes 6 passing through the heat insulating plate 4 so as to provide a contact area between the heat conductive pipes 6 and the ice bank 5, as shown in fig. 3 and 4.

The utility model discloses a theory of operation does: when a biological agent needs to be transported, a low-temperature medium is loaded in the ice box 5, then the ice box 5 can cool the heat conduction pipe 6 in contact with the ice box, after the temperature in the box body 1 is lowered, the heat insulation plate 4 is opened, the storage tank 3 storing the biological agent is installed in the installation groove in the bottom of the box body 1, then the heat insulation plate 4 is installed, and at the moment, the heat conduction pipe 6 can continuously cool the environment around the storage tank 3, so that the low-temperature environment required by the biological agent is maintained. And in the transportation process, the ice box 5 can continuously cool the heat conduction pipe 6, and accordingly, the ambient temperature around the storage tank 3 can be maintained. Compared with the prior art, because the arrangement of heat pipe 6 to can make storage tank 3 axial and circumference everywhere all can obtain the cooling with the help of the conduction effect of heat pipe 6, again because heat pipe 6 makes storage tank 3 be in suitable preservation condition all the time through cooling to the environment, because storage tank 3 is direct not contact with the cold source, consequently the great condition of the everywhere temperature difference of storage tank 3 can not appear and appear, thereby effectively avoided the local subcooling of biological agent or overheated condition to take place.

Example two

In this embodiment, the heat insulation board 4 is provided with a mounting hole, and the air supply fan 7 is disposed in the mounting hole. The blowing fan 7 is fixed on the bracket 8 by screws, and the bracket 8 is fixedly connected with the inner wall of the case cover 2 by screws. That is, when the cover 2 is engaged with the case 1, the blower fan 7 is located just in the mounting hole formed in the heat insulating plate 4.

The blowing fan 7 is preferably arranged at the central position of the heat insulation plate 4 and at the central position of the four storage tanks 3, so as to uniformly blow cold air to the four storage tanks 3; accordingly, the ice bank 5 may be configured in two so as to be spaced apart at the center of the insulated panel 4, and one ice bank 5 may be shared by two tanks 3, as shown in fig. 5.

In addition, the case cover 2 is also provided with a power supply 9 electrically connected with the air supply fan 7 through a wire, a switch 10 is connected in series on the connecting wire between the power supply 9 and the air supply fan 7, and the switch 10 is arranged on one side of the outer surface of the case cover 2 so as to be convenient for operation and control. The power supply 9 may be directly disposed on the surface of the case cover 2 and be sealed and protected by a protective cover, or, for example, a groove for loading the power supply 9 may be provided in the case cover 2 on the heat insulating material between the inner case and the outer case, and an opening for loading the power supply 9 may be opened in the outer case of the case cover 2, and the opening may be closed by a cover plate connected by screws.

It can be understood that, when the blower fan 7 sends low-temperature air near the ice bank 5 (air above the heat insulating plate 4) to near the reserve tank 3 (air below the heat insulating plate 4), a plurality of vent holes are opened in the side wall of the heat conductive pipe 6 in the axial direction thereof in order to allow the air to flow more smoothly, and the diameter of the vent holes opened in the heat conductive pipe 6 gradually increases from the upper end to the lower end of the heat conductive pipe 6. So set up for the relatively hotter air of storage tank 3 lower part position can get into heat pipe 6 through the through-hole of bigger diameter, makes the relatively cooler air of storage tank 3 upper portion position can get into heat pipe 6 through the through-hole of minor diameter to finally get into the space above heat insulating board 4, accomplish the air current exchange, still make storage tank 3 axial everywhere ambient temperature follow the trend and equalize simultaneously.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. The utility model provides a biological agent transfer box, includes box and case lid of mutual detachable connection, its characterized in that: a storage tank for loading biological agents is arranged on the inner bottom wall of the box body, and the storage tank is made of heat conducting materials; a heat insulation plate is arranged above the storage tank, a support or a step for supporting the heat insulation plate is arranged on the inner wall of the box body, and an ice box for loading a low-temperature medium is arranged on the heat insulation plate; the heat-insulating plate is fixedly connected with the storage tank, and the upper end of the heat-insulating plate penetrates through the storage tank and then extends to the position above the heat-insulating plate.

2. The biological agent transfer cassette of claim 1, wherein: and the inner bottom wall of the box body is provided with a mounting groove matched with the storage tank.

3. The biological agent transfer cassette of claim 1, wherein: the storage tank is provided with a plurality of storage tanks, and the outer side of each storage tank is provided with the heat conduction pipe.

4. The biological agent transfer box of claim 1, wherein: the part of the heat conduction pipe above the heat insulation plate is in contact with the ice box.

5. The biological agent transfer cassette of claim 1, wherein: the heat conduction pipe is spirally wound on the outer side of the storage tank.

6. The biological agent transfer cassette of claim 1, wherein: the box reaches the case lid all includes shell body, interior casing and fills the shell body with the insulation material between the interior casing.

7. The biological agent transfer box of claim 1, wherein: the heat insulation plate is provided with a mounting hole, and an air supply fan is arranged in the mounting hole.

8. The biological agent transfer box of claim 7, wherein: the air supply fan is fixed on the support, the support is fixedly connected with the box cover, a power supply electrically connected with the air supply fan is further arranged on the box cover, and a switch is connected between the power supply and the air supply fan in series.

9. The biological agent transfer cassette of claim 7, wherein: a plurality of vent holes are formed in the side wall of the heat conduction pipe along the axial direction of the heat conduction pipe.

10. The biological agent transfer cassette of claim 9, wherein: the diameter of the vent hole formed in the heat conduction pipe is gradually increased from the upper end to the lower end of the heat conduction pipe.