阅读说明：本技术 一种便携式保温转运箱 (Portable heat preservation transfer box ) 是由 宋志兵 张锴 冯振雄 龙小年 吴川 张舒乐 于 2021-10-19 设计创作，主要内容包括：本发明涉及一种便携式保温转运箱,包括：箱体(1)、箱盖(2)、安装在所述箱体(1)内的锂电池电源(3)、恒温保藏单元(4)和控制单元(5)；所述箱盖(2)与所述箱体(1)可开合的连接；所述恒温保藏单元(4)包括：内胆(41),在箱体左侧与所述内胆(41)相连接的恒温装置(42),与所述恒温装置(42)相连接的散热组件(43)；所述散热组件(43)和所述锂电池电源(3)分别位于所述内胆(41)的左右两侧,所述控制单元(5)位于所述内胆(41)的前侧。本发明的转运箱中集合了电源、恒温保藏单元和控制单元,可准确且长时间的实现对所储存的物品进行长时间恒温保存。(The invention relates to a portable heat-preservation transfer box, which comprises: the device comprises a box body (1), a box cover (2), a lithium battery power supply (3) arranged in the box body (1), a constant-temperature preservation unit (4) and a control unit (5); the box cover (2) is connected with the box body (1) in an openable and closable manner; the constant-temperature preservation unit (4) comprises: the refrigerator comprises an inner container (41), a constant temperature device (42) connected with the inner container (41) on the left side of a refrigerator body, and a heat dissipation assembly (43) connected with the constant temperature device (42); the heat dissipation assembly (43) and the lithium battery power supply (3) are respectively located on the left side and the right side of the inner container (41), and the control unit (5) is located on the front side of the inner container (41). The transfer box integrates the power supply, the constant-temperature preservation unit and the control unit, and can accurately preserve stored articles at constant temperature for a long time.)

1. The utility model provides a portable heat preservation transfer box which characterized in that includes: the device comprises a box body (1), a box cover (2), a lithium battery power supply (3) arranged in the box body (1), a constant-temperature preservation unit (4) and a control unit (5);

the box cover (2) is connected with the box body (1) in an openable and closable manner;

the constant-temperature preservation unit (4) comprises: the refrigerator comprises an inner container (41), a constant temperature device (42) connected with the inner container (41) on the left side of a refrigerator body, and a heat dissipation assembly (43) connected with the constant temperature device (42);

the heat dissipation assembly (43) and the lithium battery power supply (3) are respectively located on the left side and the right side of the inner container (41), and the control unit (5) is located on the front side of the inner container (41).

2. The portable heat-preservation transfer box of claim 1, wherein the inner container (41) is a hollow cylinder with one open end;

one side of the constant temperature device (42) is arranged on one side of the inner container (41) in contact with the inner container (41);

the heat dissipation assembly (43) is installed at the other side of the constant temperature device (42).

3. The portable insulated transfer box of claim 2, wherein the heat sink assembly (43) comprises: a fin heat sink (431) in which a heat radiation fan (432) is embedded;

the plane end of the fin radiator (431) is connected with the constant temperature device (42), and the fin end of the fin radiator (431) is surrounded by high-low fins to form a mounting position (431a) for accommodating the radiating fan (432).

4. The portable insulated transfer case of claim 3, wherein the heat sink assembly (43) further comprises: a heat shield (433) disposed at a planar end of the finned heat sink (431);

a connecting channel (433a) penetrating through the body of the heat insulation plate (433) is arranged at the position, corresponding to the constant temperature device (42), on the heat insulation plate (433);

the connecting channel (433a) is filled with a heat conducting sheet (433a 1);

one side of the heat conducting sheet (433a1) is in contact with the side surface of the constant temperature device (42), and the other side is in contact with the plane end of the fin radiator (431).

5. Portable insulated transfer box according to claim 4, characterized in that the box (1) comprises: a hollow shell (11), and an insulating layer (12) arranged in the shell (11);

an opening (111) matched with the section shape of the inner container (41) is formed in the upper end face of the shell (11);

a heat dissipation component bin (11a) used for mounting the heat dissipation component (43), a power supply bin (11b) used for mounting the lithium battery power supply (3), a heat dissipation pore plate (13) which is detachably connected with the heat dissipation component bin (11a) and a power supply bin baffle plate (14) which is detachably connected with the power supply bin (11b) are arranged on two opposite sides of the shell (11);

a control unit bin (11c) used for installing the control unit (5) and a locking mechanism bin (11d) used for installing a locking structure for locking the box cover (2) are arranged on the other side of the shell (11);

the heat-insulating layer (12) is provided with an accommodating cavity (121) matched with the inner container (41), and an opening of the accommodating cavity (121) is positioned on the upper end face of the heat-insulating layer (12);

one side of the heat-insulating layer (12) is provided with an embedded cavity (122) which is embedded with the power supply bin (11 b).

6. The portable heat-insulating transfer box according to claim 5, characterized in that, along the height direction of the housing (11), the bottom of the heat sink component chamber (11a) of the housing (11) is provided with a vent hole, and the inner side surface of the top of the heat sink component chamber (11a) of the housing (11) is an inclined surface;

along the direction of keeping away from inner bag (41), the top medial surface is along keeping away from the direction slope extension of bottom.

7. Portable insulated transfer box according to claim 6, characterized in that the upper end face of the casing (11) is provided with at least one annular projection (111a) coaxial with the opening (111);

the upper end of the inner container (41) protrudes out of the upper end face of the heat-insulating layer (12), and the upper end face of the inner container (41) is flush with the upper end face of the shell (11).

8. Portable insulated transfer box according to claim 7, characterized in that the control unit (5) comprises: a control assembly (51), a display (52), a sensor, a hollow first connecting pipe (53), a second connecting pipe (54) and a third connecting pipe (55);

the first connecting pipe (53), the second connecting pipe (54) and the third connecting pipe (55) are embedded in the heat-insulating layer (12);

two opposite ends of the first connecting pipe (53) are respectively communicated with a heat dissipation assembly bin (11a) and a control unit bin (11c) on the shell (11);

two opposite ends of the second connecting pipe (54) are respectively communicated with an accommodating cavity (121) in the heat-insulating layer (12) and a control unit bin (11c) on the shell (11);

two opposite ends of the third connecting pipe (55) are respectively communicated with the power supply bin (11b) and the control unit bin (11c) on the shell (11);

the sensor is arranged in the second connecting pipe (54) and is in contact with the inner container (41) embedded in the heat-insulating layer (12).

9. The portable insulated transfer box of any one of claims 1 to 8, wherein the box cover (2) comprises: a cover body (21);

one side of the cover body (21) is rotatably connected with the shell (11) of the box body (1), and the other side of the cover body is provided with a locking assembly (22) which is used for being connected with the shell (11) in an opening and closing manner;

a buckling boss (23) which can be buckled with an opening of the inner container (41) is arranged on one side surface where the cover body (21) is buckled with the box body (1);

the cross section of the buckling boss (23) is matched with the opening of the inner container (41).

10. The portable heat-preservation transfer box according to claim 9, characterized in that at least one annular groove (24) is arranged on one side surface of the cover body (21) buckled with the box body (1), and an annular sealing strip (25) is embedded in the annular groove (24);

the position of the annular sealing strip (25) is arranged corresponding to an annular bulge (111a) arranged on the upper end surface of the shell (11).

Technical Field

The invention relates to the technical field of medical equipment, in particular to a portable heat-preservation transfer box.

Background

The medical transfer box is mainly used for storing and transporting medical articles such as biological agents, vaccines and medicines, the types of the required medical transfer boxes are different according to different requirements of the medical articles, the general medical transfer boxes can be divided into a freezing type, a refrigerating type, a normal temperature type and the like to meet the requirements of various types of medical articles, and no matter which type of medical transfer box is used for keeping the internal constant temperature condition at present, extra constant temperature equipment or means is usually adopted for realizing. For example, the constant temperature device driven by alternating current is inconvenient to use because the alternating current cannot be provided in many places, so that the transportation and carrying of many medicines, vaccines, blood products and biological products are limited. Or, an ice bag is placed in the thermostat for temperature control, but the control precision is difficult to automatically adjust due to the material control method of the ice bag, so that the ice bag cannot meet the corresponding requirements.

Disclosure of Invention

The invention aims to provide a portable heat-preservation transfer box.

In order to achieve the above object, the present invention provides a portable heat preservation transfer box, comprising: the constant-temperature storage device comprises a box body, a box cover, a lithium battery power supply, a constant-temperature storage unit and a control unit, wherein the lithium battery power supply, the constant-temperature storage unit and the control unit are arranged in the box body;

the box cover is connected with the box body in an openable and closable manner;

the constant temperature preservation unit includes: the refrigerator comprises a box body, an inner container, a constant temperature device and a heat dissipation assembly, wherein the constant temperature device is connected with the inner container on the left side of the box body;

the radiating assembly and the lithium battery power supply are respectively located on the left side and the right side of the inner container, and the control unit is located on the front side of the inner container.

According to one aspect of the invention, the inner container is a hollow cylinder with one open end;

one side of the constant temperature device is arranged at one side of the inner container in contact with the inner container;

the heat dissipation assembly is installed on the other side of the constant temperature device.

According to one aspect of the invention, the heat dissipation assembly comprises: a fin radiator, a heat radiation fan embedded in the fin radiator;

the plane end of the fin radiator is connected with the constant temperature device, and the fin end of the fin radiator is surrounded by high and low fins to form a mounting position for accommodating the radiating fan.

According to an aspect of the invention, the heat dissipating assembly further comprises: the heat insulation plate is arranged at the plane end of the fin radiator;

a connecting channel penetrating through the body of the heat insulation plate is arranged at the position, corresponding to the constant temperature device, on the heat insulation plate;

the connecting channel is filled with heat conducting fins;

one side of the heat conducting fin is in contact with the side face of the constant temperature device, and the other side of the heat conducting fin is in contact with the plane end of the fin radiator.

According to an aspect of the present invention, the case includes: the hollow shell is arranged in the insulating layer in the shell;

an opening matched with the shape of the section of the inner container is formed in the upper end face of the outer shell;

the two opposite sides of the shell are provided with a radiating component bin for mounting the radiating component, a power supply bin for mounting the lithium battery power supply, a radiating pore plate which is detachable from the radiating component bin and a power supply bin baffle which is detachable from the power supply bin;

the other side of the shell is provided with a control unit bin for mounting the control unit and a locking mechanism bin for mounting a locking structure for locking the box cover;

the heat-insulating layer is provided with an accommodating cavity matched with the inner container, and an opening of the accommodating cavity is positioned on the upper end surface of the heat-insulating layer;

and one side of the heat-insulating layer is provided with an embedded cavity which is embedded with the power supply bin.

According to one aspect of the invention, along the height direction of the shell, the bottom of the heat dissipation component bin of the shell is provided with a vent hole, and the inner side surface of the top of the heat dissipation component bin of the shell is an inclined surface;

along keeping away from the direction of inner bag, the top medial surface is along keeping away from the direction slope extension of bottom.

According to one aspect of the invention, the upper end surface of the housing is provided with at least one annular projection coaxial with the opening;

the upper end of the inner container protrudes out of the upper end face of the heat insulation layer, and the upper end face of the inner container is flush with the upper end face of the shell.

According to an aspect of the invention, the control unit comprises: the device comprises a control assembly, a display, a sensor, a first hollow connecting pipe, a second hollow connecting pipe and a third hollow connecting pipe;

the first connecting pipe, the second connecting pipe and the third connecting pipe are embedded in the heat-insulating layer;

two opposite ends of the first connecting pipe are respectively communicated with the radiating component bin and the control unit bin on the shell;

two opposite ends of the second connecting pipe are respectively communicated with the accommodating cavity in the heat-insulating layer and the control unit bin on the shell;

two opposite ends of the third connecting pipe are respectively communicated with the power supply bin and the control unit bin on the shell;

the sensor is arranged in the second connecting pipe and is in contact with the inner container embedded in the heat insulation layer.

According to one aspect of the invention, the cover comprises: a cover body;

one side of the cover body is rotatably connected with the shell of the box body, and the other side of the cover body is provided with a locking assembly which is used for being connected with the shell in an opening and closing manner;

a buckling boss which can be buckled with the opening of the inner container is arranged on one side surface where the cover body and the box body are buckled;

the cross section of the buckling boss is matched with the opening of the inner container in shape.

According to one aspect of the invention, at least one annular groove is arranged on one side surface of the cover body buckled with the box body, and an annular sealing strip is embedded into the annular groove;

the position of the annular sealing strip is arranged corresponding to the annular bulge arranged on the upper end face of the shell.

According to one scheme of the invention, the power supply, the constant-temperature preservation unit and the control unit are integrated in the transfer box, so that the stored articles can be accurately preserved at constant temperature for a long time.

According to one scheme of the invention, the portable storage rack is small in size, can meet the requirement of long-time long-distance portable transportation under the condition that articles are stored at constant temperature, and is high in practicability.

According to one scheme of the invention, the transfer box realizes uniform distribution of the quality of the transfer box by arranging the power supply and the heat dissipation assemblies on two opposite sides of the inner container, so that the overall balance is excellent, and the portability of the transfer box can be effectively improved.

According to one scheme of the invention, the refrigerating device adopts a semiconductor refrigerating device, compared with a compressor refrigerating device, the refrigerating device has the advantages of greatly reducing the box body space and further ensuring the portable positioning of the box body on the aspects of weight reduction and volume reduction of the box body while ensuring the refrigerating constant temperature performance.

According to one scheme of the invention, in the heat dissipation assembly, the heat dissipation fan is embedded in the fins, namely the height of the fins in the middle of the whole fin radiator is properly cut, and an embedding space with the size of the fan is reserved.

According to one scheme of the invention, a continuous low-power heat preservation mode is selected in a constant temperature mode, so that heat preservation and battery capacity performance can be combined, the power supply capacity of the equipment for 24 hours is guaranteed, and the volume of the battery can be properly reduced under the condition of meeting the requirement of power supply.

Drawings

FIG. 1 is a front view schematically illustrating a portable insulated transfer case according to one embodiment of the present invention;

FIG. 2 is a schematic representation of the internal structure of a portable insulated transfer case according to one embodiment of the present invention;

FIG. 3 is a block diagram schematically illustrating a heat dissipation assembly according to an embodiment of the present invention;

FIG. 4 is a block diagram schematically illustrating a finned heat sink in accordance with one embodiment of the present invention;

FIG. 5 is a block diagram schematically illustrating a heat shield according to an embodiment of the present invention;

FIG. 6 is a block diagram schematically illustrating a case according to an embodiment of the present invention;

FIGS. 7 and 8 are block diagrams schematically illustrating a housing according to an embodiment of the present invention;

FIG. 9 is a side view schematically illustrating a portable insulated transfer case according to one embodiment of the present invention;

FIG. 10 is another side view schematically illustrating a portable insulated transfer case according to an embodiment of the present invention;

FIGS. 11 and 12 are block diagrams schematically illustrating an insulation layer according to an embodiment of the present invention;

FIG. 13 is a view schematically illustrating an installation structure of the inner container according to an embodiment of the present invention;

FIG. 14 is a block diagram schematically illustrating a cover for a case according to an embodiment of the present invention;

FIG. 15 is a block diagram schematically illustrating a cover according to an embodiment of the present invention;

fig. 16 is a structural view schematically showing an annular weather strip according to an embodiment of the present invention.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

In describing embodiments of the present invention, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship that is based on the orientation or positional relationship shown in the associated drawings, which is for convenience and simplicity of description only, and does not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, the above-described terms should not be construed as limiting the present invention.

The present invention is described in detail below with reference to the drawings and the specific embodiments, which are not repeated herein, but the embodiments of the present invention are not limited to the following embodiments.

Referring to fig. 1 and 2, according to an embodiment of the present invention, a portable insulated transfer case includes: the device comprises a box body 1, a box cover 2, a lithium battery power supply 3, a constant temperature preservation unit 4 and a control unit 5, wherein the lithium battery power supply 3, the constant temperature preservation unit 4 and the control unit 5 are installed in the box body 1. In the present embodiment, the case cover 2 is openably and closably connected to the case 1. In the present embodiment, the constant-temperature preservation unit 4 includes: an inner container 41, a thermostat 42 connected to the inner container 41 at the left side of the case, and a radiator unit 43 connected to the thermostat 42. In the present embodiment, the inner container 41 has a hollow cylindrical structure with a rectangular cross section. The heat sink 43 and the lithium battery power supply 3 are respectively located at the left and right sides of the inner container 41, and the control unit 5 is located at the front side of the inner container 41 (i.e., the third side of the inner container 41).

As shown in fig. 2, according to an embodiment of the present invention, the inner container 41 is a hollow cylinder with one end open. In the present embodiment, the thermostat 42 is attached to the inner container 41 so as to be in contact with the inner container 41. In the present embodiment, the thermostat 42 is provided at least one on one side of the inner container 41, that is, the thermostat 42 may be provided one, two, three, or more. When the thermostat 42 is provided in plurality, the plurality of thermostats 42 may be provided at intervals. In the present embodiment, two thermostat devices 42 are provided, and the thermostat devices 42 are attached to the inner liner 41 at intervals along the height direction of the inner liner on the side surface of the inner liner 41, and the temperature control side of the thermostat device 42 is in contact with the inner liner 42. In the present embodiment, the thermostat 42 may be in direct contact with the inner container 41, or a heat transfer layer (e.g., a heat conductive silicone layer or a heat conductive metal layer) may be provided at a contact position to stabilize heat exchange with the inner container 41.

In the present embodiment, the thermostat 42 is made of a semiconductor refrigeration structure. And then install radiator unit 43 at the opposite side of constant temperature equipment 42 to realize the quick stable heat dissipation of constant temperature equipment 42 in the heat transfer working process, in order to guarantee the job stabilization of constant temperature equipment 42.

In the present embodiment, the inner container 41 is made of a material with good thermal conductivity, which facilitates the exchange of heat on the whole inner container 41 at the contact position of the thermostat 42, and improves the overall constant temperature maintaining performance of the inner container. For example, the inner container 41 may be made of a metal material.

Referring to fig. 2, 3 and 4, according to an embodiment of the present invention, the heat dissipating assembly 43 includes: a fin heat sink 431, and a heat radiation fan 432 embedded in the fin heat sink 431. In the present embodiment, the number of the heat dissipation fans 432 to be installed may be one or a plurality of (e.g., two or one), and the installation position may be adjusted as needed. In the present embodiment, the planar end of the fin heat sink 431 is connected to the thermostat 42, and the fin end of the fin heat sink 431 is surrounded by the high and low fins to form a mounting position 431a for accommodating the heat dissipating fan 432.

In the present embodiment, the fins with higher height in the finned heat sink 431 are disposed around the heat dissipating fan 432, and the fins with lower height are disposed below the heat dissipating fan 432, so that a groove-shaped mounting position 431a for mounting the heat dissipating fan 432 is defined by the high and low fins. The heat dissipation fan 432 and the fin heat sink can be fixed by using the threaded connection. In the present embodiment, the fins having a low height and the fins having a high height may be independent of each other, or may be formed in a state of different heights by secondary processing on the fins having a uniform height in accordance with the shape of the heat dissipating fan.

In the present embodiment, the fins in the finned heat sink 431 have a plate-like structure, and are arranged in the same direction at equal intervals on the finned heat sink 431. When the length of the fin is longer, the notch can be arranged on the fin to realize the segmentation of the long fin, so that the ventilation and the heat dissipation of the fin are improved.

According to an embodiment of the present invention, the fin side of the finned heat sink 431 is optionally provided with a plurality of strip-shaped heat dissipating protrusions having an angle (e.g., 30 °, 45 °, 60 °, 90 °, etc.) with the fins, the heat dissipating protrusions freely extend along the length direction of the fins, and are arranged at intervals in the height direction of the fins. In this embodiment, the inclination angles of the adjacent two heat dissipation protrusions with respect to the fins may be the same or different. In the present embodiment, the cross-sectional width of the heat dissipating projection is gradually reduced in a direction away from the fin. In the present embodiment, the heat dissipating protrusion provided on the side surface of the fin may be hollow, wherein the hollow portion penetrates opposite ends of the heat dissipating protrusion in the longitudinal direction of the fin.

According to one embodiment of the present invention, the fin is provided with a hollow first heat dissipation channel which penetrates through opposite ends of the fin in a longitudinal direction of the fin, and the first heat dissipation channel is provided in plurality at intervals in a height direction of the fin.

According to one embodiment of the invention, the fins are provided with hollow second heat dissipation channels, the second heat dissipation channels extend in the height direction of the fins and are in cross communication with the first heat dissipation channels arranged in the length direction to form a net-shaped heat dissipation channel structure, and the second heat dissipation channels are arranged at intervals in the length direction of the fins.

Through the arrangement, the meshed hollow heat dissipation structure is arranged in the fins, so that air flow can be generated in the fins under the action of the heat exchange fan, synchronous heat dissipation in the interior and the exterior of the fins and in the length direction and the height direction is effectively realized, the heat exchange efficiency in the fins is effectively increased, the heat dissipation effect of the heat dissipation structure is greatly improved, and the heat dissipation structure is further beneficial to ensuring the stable operation of the constant temperature device 42 and eliminating the accumulation of internal heat.

Referring to fig. 2 and 5, according to an embodiment of the present invention, the heat sink assembly 43 further includes: and an insulating plate 433 disposed at a planar end of the finned heat sink 431. In the present embodiment, the insulating plate 433 is provided with a connecting passage 433a penetrating the body thereof at a position corresponding to the thermostat 42. In the present embodiment, the fin radiator 431 and the thermostat 42 are connected to opposite sides of the insulating plate 433, respectively. In the present embodiment, heat exchange between the fin radiator 431 and the thermostat 42 is realized by the connection passage 433a provided in the insulating board 433.

In the present embodiment, the connection passage 433a is filled with a thermally conductive sheet 433a 1. In the present embodiment, the heat conductive sheet 433a1 is in contact with the side surface of the thermostat 42 on one side and the flat end of the fin radiator 431 on the other side. In the present embodiment, the thermal conductive sheet 433a1 can be made of a thermal conductive silicone material filled in the connecting channel 433 a.

Through the arrangement, the heat insulation plate is arranged on one side of the fin radiator in the radiating assembly, so that reverse transmission of heat on the fin radiator can be effectively isolated, the radiating efficiency of the fin radiator is ensured, and the constant temperature effect of the invention is further ensured. In addition, the heat insulation plate is arranged and plays a role in connecting the fin radiator and the constant temperature device, so that the heat dissipation part and the constant temperature part can be sealed and isolated, and the sealing and heat insulation performance of the invention is effectively ensured.

Through the arrangement, the structure that the connecting channel is arranged on the heat insulation plate and the heat conducting layer is filled in the connecting channel is adopted, so that heat on the constant temperature device can be stably, quickly and effectively transferred to the fin radiator through the connecting channel filled with the heat conducting layer, and the high heat dissipation rate of the fin radiator to the constant temperature device is facilitated. In addition, the heat conduction layer is arranged in the connecting channel in a filling mode, so that the cutting tightness of the heat insulation plate is further effectively ensured, and the heat insulation plate is further beneficial to ensuring the sealing and heat insulation performance of the heat insulation plate.

Referring to fig. 6, 7, 8, 9 and 10, according to an embodiment of the present invention, the case 1 includes: a hollow casing 11, and an insulating layer 12 installed inside the casing 11. In the present embodiment, the entire housing 11 has a hollow rectangular box structure, and an opening 111 matching the cross-sectional shape of the inner container 41 is provided on the upper end surface thereof. In the present embodiment, opposite sides in the longitudinal direction of the housing 11 are provided with a heat sink compartment 11a for mounting the heat sink 43 and a power supply compartment 11b for mounting the lithium battery power supply 3, and a heat sink hole plate 13 detachable from the heat sink compartment 11a and a power supply compartment baffle 14 detachable from the power supply compartment 11 b. In the present embodiment, a through passage is provided on the side of the heat sink compartment 11a adjacent to the insulating layer 12 corresponding to the thermostat 42, and the cross-sectional shape of the through passage is consistent with the cross-sectional shape of the thermostat, so as to ensure that the thermostat passes through and is connected with the heat sink. In the present embodiment, the housing 11 may be made of a heat insulating material.

In the present embodiment, the air holes for the heat dissipation fans are provided on the heat dissipation hole plate 13 at positions corresponding to the heat dissipation fans 432 in the heat dissipation assembly 43, so as to realize the air flow of the heat dissipation fans, thereby ensuring the heat dissipation efficiency of the fin heat sink.

In the present embodiment, the other side (i.e., one side in the width direction) of the housing 11 is provided with a control unit compartment 11c for mounting the control unit 5 and a locking mechanism compartment 11d for mounting a locking mechanism for locking the cover 2. In the present embodiment, the control unit magazine 11c is located below the locking mechanism magazine 11 d.

With reference to fig. 11 and 12, in the present embodiment, the shape of the insulating layer 12 matches the shape of the internal cavity of the housing 11, so that the gap between the insulating layer and the housing is effectively eliminated, and the sealing performance inside the whole transfer box is ensured.

In this embodiment, the heat insulating layer 12 is provided with an accommodating cavity 121 matched with the inner container 41, and an opening of the accommodating cavity 121 is located on the upper end surface of the heat insulating layer 12; an embedding cavity 122 embedded with the power supply bin 11b is arranged on one side of the heat preservation layer 12 in the length direction, and a constant temperature device installation channel used for embedding the constant temperature device 42 is arranged on the other side of the heat preservation layer 12 in the length direction and penetrates through the side face of the heat preservation layer 12 and the accommodating cavity 121 to realize the installation of the constant temperature device. In this embodiment, the inner shape of the thermostat installation passage is matched with the outer shape of the thermostat 42, so that the installed thermostat 42 can be circumferentially sealed, the transmission of redundant heat is eliminated, and the thermostat control effect of the present invention is ensured.

Through the arrangement, the embedded cavity 122 is arranged on the heat insulation layer 12, so that the heat insulation effect on the lithium battery power supply 3 in the power supply bin 11b can be effectively achieved, and the influence of heat generated by the lithium battery power supply 3 on the invention can be effectively avoided. In addition, the power supply bin on the shell can be surrounded by the structure of the embedded cavity arranged on the heat insulation layer, the soft surrounding of the power supply bin 11b can be effectively realized, the vibration reduction and installation effects on the power supply can be further realized, and the heat insulation structure is favorable for ensuring the use safety of the heat insulation structure in the transportation process.

According to an embodiment of the present invention, the bottom of the inner container 41 is provided with a plurality of connecting legs, the bottom of the accommodating cavity 121 of the insulating layer 12 is provided with a plurality of leg mounting holes matched with the connecting legs, and the inner container 41 is inserted into the leg mounting holes of the accommodating cavity 121 through the connecting legs at the bottom to achieve accurate positioning of the inner container. In this embodiment, the connection legs may further have screw holes, and the inner container 41 and the heat insulating layer 12 are further fixed by the connection between the screw connection members and the connection legs.

As shown in fig. 7, according to an embodiment of the present invention, a vent hole is formed in the bottom of the heat dissipating component chamber 11a of the housing 11 along the height direction of the housing 11, and the inner side surface of the top of the heat dissipating component chamber 11a of the housing 11 is an inclined surface. In the present embodiment, the top inner surface extends obliquely in a direction away from the bottom in a direction away from the inner container 41.

In the present embodiment, the length direction of the fins in the finned heat sink 431 is parallel to the height direction of the housing 11, that is, the fins are arranged at intervals along the direction perpendicular to the height direction, and further, the intervals between the adjacent fins are opposite to the vent holes at the bottom of the heat sink assembly bin 11a, so that the consistency of the gas flowing direction is ensured.

The inner side face of the top of the heat dissipation assembly bin 11a is arranged to be an inclined face, an inclined cavity can be formed between the upper portion of the heat dissipation assembly bin 11a and the heat dissipation assembly 43, and then the cavity is opposite to the fins in interval, so that air flow guiding is facilitated, rapid passing of air flow is achieved, and stable heat exchange efficiency of the fins on the fin radiator is further guaranteed.

As shown in fig. 9, in the present embodiment, the vent hole is provided at a position of the heat dissipating hole plate 13 corresponding to the top inner side surface of the heat dissipating component chamber 11a, and stable and rapid input and output of the air flow is realized.

As shown in fig. 7, according to an embodiment of the present invention, at least one annular protrusion 111a is provided coaxially with the opening 111 on the upper end surface of the housing 11. In the present embodiment, two annular protrusions 111a are provided on the upper end surface of the housing 11, and the plurality of annular protrusions 111a are provided at intervals. In the present embodiment, the heights at which the plurality of annular protrusions 111a protrude from the upper end surface are uniform. In the present embodiment, the annular protrusion 111a has a certain width.

As shown in fig. 6 and 13, in the present embodiment, the upper end of the inner container 41 protrudes from the upper end surface of the insulating layer 12, and the upper end surface of the inner container 41 is flush with the upper end surface of the outer shell 11.

According to another embodiment of the present invention, a continuous annular heat insulation strip may be disposed at the upper end of the inner container 41, and the heat insulation strip is fixedly connected to the inner container 41 or sleeved on the inner container 41. The insulating strips are flush with the upper end face of the outer shell 11 when the liner is mounted in the cabinet 1. The heat exchange at the end part of the inner container is further reduced by arranging the heat insulation strips on the inner container, so that the constant temperature effect of the invention is further ensured.

Referring to fig. 2, 5, 6 and 13, according to an embodiment of the present invention, the control unit 5 includes: a control assembly 51, a display 52, a sensor, a hollow first connecting pipe 53, a second connecting pipe 54 and a third connecting pipe 55. In the present embodiment, the first connecting pipe 53, the second connecting pipe 54, and the third connecting pipe 55 are embedded in the heat insulating layer 12, and the heat dissipating component compartment 11a, the control unit compartment 11c, and the power supply compartment 11b are respectively communicated with each other through the first connecting pipe 53, the second connecting pipe 54, and the third connecting pipe 55. Wherein, two opposite ends of the first connecting pipe 53 are respectively communicated with the heat dissipating component bin 11a and the control unit bin 11c on the shell 11; two opposite ends of the second connecting pipe 54 are respectively communicated with the accommodating cavity 121 in the insulating layer 12 and the control unit bin 11c on the shell 11; opposite ends of the third connection pipe 55 are respectively communicated with the power supply compartment 11b and the control unit compartment 11c of the housing 11. In the present embodiment, the sensor is provided in the second connection pipe 54 and is in contact with the inner container 41 embedded in the heat insulating layer 12.

In the present embodiment, when the sensor is disposed in the second connection pipe 54, the second connection pipe 54 and the sensor can be sealed to isolate the communication between the inner container 41 and other chambers, which is advantageous for ensuring the constant temperature effect of the inner container 41.

Through the arrangement, the first connecting pipe 53, the second connecting pipe 54 and the third connecting pipe 55 are used for realizing the electric connection among the units, and the ventilation and cooling of the heat dissipation assembly on each part can be realized in a pipeline communication mode, so that the heat accumulation in each cavity is inhibited, and the accurate constant temperature control of the invention is further ensured.

Referring to fig. 14, 15 and 16, according to an embodiment of the present invention, the cover 2 includes: a cover 21. In the present embodiment, one side of the cover 21 is rotatably connected to the housing 11 of the case 1, and the other side is provided with a lock assembly 22 for opening and closing the housing 11. In this embodiment, an engagement boss 23 engageable with an opening of the inner container 41 is provided on a side surface of the lid body 21 engaging with the case body 1. In the present embodiment, the cross-sectional shape of the engagement boss 23 is matched with the opening shape of the inner container 41.

Through the arrangement, under the state that the box cover 2 is buckled with the box body 1, the buckling boss 23 can be embedded with the opening end of the inner container 41, so that the opening of the inner container is sealed, the sealing performance of the inner space of the inner container is guaranteed, and the constant temperature effect of the invention is guaranteed.

Referring to fig. 14, 15 and 16, according to an embodiment of the present invention, at least one annular groove 24 is formed on a side surface of the cover 21 fastened to the box body 1, and an annular sealing strip 25 is embedded in the annular groove 24. In the present embodiment, the position of the annular weather strip 25 corresponds to the annular protrusion 111a provided on the upper end surface of the housing 11.

According to one embodiment of the present invention, the annular sealing strip 25 is a solid sealing strip having a rectangular cross section, which is removably inserted into the annular groove 24. In the present embodiment, when the lid 2 is engaged with the case 1, the annular seal strip 25 can be pressed against the annular projection 111a on the upper end surface of the housing 11. In the present embodiment, the intermediate position of the annular weather strip 25 abuts against the annular protrusion 111 a. In the present embodiment, the thickness of the annular sealing strip is less than or equal to the depth of the annular groove 24, so that after the case lid 2 is fastened to the case body 1, the annular sealing strip 25 can be deformed to be stacked on both sides of the annular protrusion 111a at the pressing position, and the sealing performance of the contact position can be further improved.

In the present embodiment, continuous grooves are provided on diametrically opposite sides of the annular seal strip 25. The groove is convenient for the fixed installation of the annular sealing strip and the deformation of the annular sealing strip in a pressed state, so that the sealing performance of the deformed position is improved.

According to another embodiment of the present invention, the annular sealing strip 25 is a U-shaped sealing strip which is removably inserted in the annular groove 24. In the present embodiment, when the lid 2 is engaged with the case 1, the annular seal strip 25 can be pressed against the annular projection 111a on the upper end surface of the housing 11. In the present embodiment, the intermediate position of the annular weather strip 25 abuts against the annular protrusion 111 a. Thus, after the box cover 2 is buckled with the box body 1, the annular sealing strip 25 can be stacked on two sides of the deformation-oriented annular protrusion 111a at the pressing position, and the sealing performance of the contact position can be better.

According to another embodiment of the invention, the annular sealing strip 25 is a hollow sealing strip which is removably inserted in the annular groove 24. In the present embodiment, when the lid 2 is engaged with the case 1, the annular seal strip 25 can be pressed against the annular projection 111a on the upper end surface of the housing 11. In the present embodiment, the intermediate position of the annular weather strip 25 abuts against the annular protrusion 111 a. Thus, after the box cover 2 is buckled with the box body 1, the annular sealing strip 25 can be stacked on two sides of the deformation-oriented annular protrusion 111a at the pressing position, and the sealing performance of the contact position can be better. In the present embodiment, the cross-sectional shape of the annular weather strip 25 may be a rectangle, a circle, or a rectangle with one side being an arc surface.

Through the arrangement, the annular sealing structure is arranged on the outer side of the inner container, so that secondary sealing on the opening side of the inner container can be realized under the buckling condition through the sealing structure, the sealing property of the inner space of the inner container is further effectively ensured, and the constant temperature effect of the invention is more beneficial to ensuring.

According to one embodiment of the present invention, the lithium battery power supply 3 includes: the device comprises a rechargeable lithium battery, a switch and a charging interface. In the present embodiment, the rechargeable battery is located in the power supply compartment 11b of the housing 11, and the switch and the charging interface are provided on the power supply compartment shutter 14. In this embodiment, the charging interface may be at least one of an ac interface, a type-c interface, a Micro USB interface, and the like.

According to one embodiment of the invention, the portable insulated transfer case further comprises: a handle is portable. In the present embodiment, the portable handle is movably connected to the housing 11.

The foregoing is merely exemplary of particular aspects of the present invention and devices and structures not specifically described herein are understood to be those of ordinary skill in the art and are intended to be implemented in such conventional ways.

The above description is only one embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.