Cold-chain constant-temperature sample transport case

Abstract

The utility model discloses a cold chain constant temperature sample transport case which comprises an outer case body, lifting wheel devices are arranged on the front side and the rear side of the outer wall of the outer case body, a heat insulation layer is fixedly connected to the inner wall of the outer case body, a damping device is fixedly connected to the bottom of the inner wall of the heat insulation layer, an inner case body is arranged above the damping device, and a storage cavity is formed in the lower portion in the inner case body. A refrigerating device is arranged above the storage cavity, an inner box cover is arranged above the inner box body, an outer box cover is arranged above the outer box body, when carrying is needed, the wheel descending state of the lifting wheel device is started, the rotating wheel descends, a worker pulls a handle, the rotating wheel rotates, and the transport box is conveniently hauled, and when transporting is conducted, the wheel ascending state of the lifting wheel device is started, the rotating wheel ascends, and the rotating wheel rotates. And when the lifting wheel device starts the wheel lifting state and the wheel descending state, vibration can be generated, the vibration can be relieved through the damping device, it is guaranteed that articles in the transport box are safe, and toppling and damage are not likely to happen.

Description

Technical Field

[0001] The utility model relates to the technical field of cold chain transportation, and specifically refers to a cold chain constant temperature sample transportation box. Background Art

[0002] Cold chain refers to a special supply chain system in which certain food raw materials, processed foods or semi-finished products, special biological products and medicines are kept in a specific low-temperature environment required by the products during the process of product processing, storage, transportation, distribution, retail and use after being purchased, processed and inactivated, to reduce losses, prevent contamination and deterioration, and ensure the food safety, biosafety and drug safety of the products. In the process of cold chain transportation, a transport box is needed, which can be used as a mobile refrigerator with high thermal insulation and constant temperature effects.

[0003] The utility model patent with publication number CN216103407U discloses a cold chain transport insulation box, including an insulation box body and an insulation box cover arranged on the insulation box body, the insulation box body includes an outer insulation box and an inner insulation box, the inner insulation box is arranged in the outer insulation box, a first vacuum insulation panel is arranged on the inner wall of the outer insulation box or the outer wall of the inner insulation box, and the space between the inner wall of the outer insulation box and the outer wall of the inner insulation box is filled with a first foamed polyurethane layer foamed by foamed polyurethane; the insulation box cover includes an upper cover shell, a second vacuum insulation panel is arranged on the lower bottom surface of the upper cover shell, the area of ​​the second vacuum insulation panel coincides with the area of ​​the upper opening of the inner insulation box, and the gap between the inner bottom surface of the second vacuum insulation panel and the lower bottom surface of the upper cover shell, as well as the surrounding of the second vacuum insulation panel are filled with a second foamed polyurethane layer foamed by foamed polyurethane.

[0004] However, this prior art still has some problems: if the transported items are heavy, loading and unloading is very inconvenient. When there is no loading cart, workers can only move the boxes manually, which consumes a lot of physical strength and time. In addition, during handling and transportation, vibrations and falls are prone to occur, which may cause certain risks to the transported items. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the above-mentioned defects and provide a cold chain constant temperature sample transport box.

[0006] In order to solve the above technical problems, the technical solution provided by the utility model is as follows: a cold chain constant temperature sample transport box, including an outer box body, wherein lifting wheel devices are arranged on both the front and rear sides of the outer wall of the outer box body, and the lifting wheel device includes a telescopic cylinder, and the telescopic cylinder is rotatably connected to the front of the outer wall of the outer box body, and the lower end of the telescopic cylinder is rotatably connected to a rotating rod 1, and the upper end of the rotating rod 1 is rotatably connected to the outer box body, and the lower end of the rotating rod is rotatably connected to a rotating rod 2, and the lower end of the rotating rod 2 is rotatably connected to a rotating rod 3, and the upper end of the rotating rod 3 is rotatably connected to On the outer box body, the three lower ends of the rotating rod are fixedly connected to a fixing frame with a groove, a rotating wheel is arranged in the middle of the fixing frame, a fixing rod is fixedly connected inside the fixing frame, the middle part of the fixing rod is rotatably connected to the rotating wheel, an insulating layer is fixedly connected to the inner wall of the outer box body, a shock absorbing device is fixedly connected to the bottom of the inner wall of the insulating layer, an inner box body is arranged above the shock absorbing device, a storage cavity is opened at the lower part of the inner box body, a refrigeration device is arranged above the storage cavity, an inner box cover is arranged above the inner box body, and an outer box cover is arranged above the outer box body.

[0007] As an improvement, the shock absorbing device includes two support plates distributed up and down, and a number of shock absorbers are fixedly connected between the support plates. The shock absorbers are distributed at the four corners of the support plates, and the upper and lower ends of the support plates are respectively fixedly connected to the bottom end of the outer wall of the inner box body and the bottom end of the inner wall of the insulation layer.

[0008] As an improvement, the refrigeration device includes a fixed plate, an annular protrusion is fixedly connected to the upper middle part of the inner wall of the inner box, the fixed plate is arranged at the upper end of the protrusion, a plurality of evenly distributed dry ice boxes are detachably arranged on the fixed plate, a plurality of cold air ports opened on the fixed plate are arranged between the dry ice boxes, and a plurality of evenly distributed fans are fixedly connected under the inner box cover.

[0009] As an improvement, handles are fixedly connected to both sides of the outer wall of the outer box.

[0010] As an improvement, sealing silica gel is provided between the inner box body and the inner box cover.

[0011] As an improvement, the front and rear sides of the outer box cover are fixedly connected with snap locks, and the front and rear sides of the outer wall of the outer box body are provided with snap grooves that cooperate with the locks.

[0012] Compared with the prior art, the advantages of the utility model are: 1. When transportation is required, the lowering state of the lifting wheel device is started, the rotating wheel is lowered, and the worker pulls the handle to rotate the rotating wheel, which is convenient for dragging the transport box. When transporting, the lifting wheel device is started in the raising state, the rotating wheel rises, which is convenient for stacking and transportation.

[0013] 2. When the lifting wheel device starts the lifting and lowering state, vibration will be generated. The shock absorbing device can alleviate the vibration to ensure the safety of the items in the transport box and prevent them from tipping over and being damaged. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0016] Figure 3 It is an enlarged structural schematic diagram of A of the utility model;

[0017] Figure 4 This is a schematic diagram of the use of the utility model

[0018] As shown in the figure: 1. Outer box body; 2. Lifting wheel device; 3. Handle; 4. Insulation layer; 5. Shock absorbing device; 6. Inner box body; 7. Refrigeration device; 8. Sealing silicone; 9. Inner box cover; 10. Outer box cover; 11. Snap lock; 12. Fan; 13. Dry ice box; 14. Cold air outlet; 15. Support plate; 16. Shock absorber; 17. Telescopic cylinder; 18. Rotating rod one; 19. Rotating rod two; 20. Rotating rod three; 21. Fixed frame; 22. Fixed rod; 23. Rotating wheel; 24. Fixed plate; 25. Protrusion; 26. Storage cavity; 27. Snap groove. DETAILED DESCRIPTION

[0019] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0020] Combined with Figures 1 to 4 A cold chain constant temperature sample transport box includes an outer box body 1, handles 3 are fixedly connected to both sides of the outer wall of the outer box body 1, an outer box cover 10 is arranged above the outer box body 1, and snap locks 11 are fixedly connected to the front and rear sides of the outer box cover 10, and snap grooves 27 cooperating with the outer wall of the outer box body 1 are opened on the front and rear sides. This lock is easy to open and close and simple to operate. Lifting wheel devices 2 are arranged on the front and rear sides of the outer wall of the outer box body 1.

[0021] Specifically, the lifting wheel device 2 includes a telescopic cylinder 17, which is rotatably connected to the front of the outer wall of the outer box body 1, and the lower end of the telescopic cylinder 17 is rotatably connected to a rotating rod 18, and the upper end of the rotating rod 18 is rotatably connected to the outer box body 1, and the lower end of the rotating rod 18 is rotatably connected to a rotating rod 2 19, and the lower end of the rotating rod 2 19 is rotatably connected to a rotating rod 3 20, and the upper end of the rotating rod 3 20 is rotatably connected to the outer box body 1, and the lower end of the rotating rod 3 20 is fixedly connected to a fixing frame 21 with a groove, and a rotating wheel 23 is arranged in the middle of the fixing frame 21, and a fixing rod 22 is fixedly connected inside the fixing frame 21, and the middle part of the fixing rod 22 is rotatably connected to the rotating wheel 23. The rotating wheel 23 of the lifting wheel device 2 is convenient for carrying when lowered, and convenient for placement when folded.

[0022] Then, a heat-insulating layer 4 is fixedly connected to the inner wall of the outer box 1 to isolate the external heat, a shock-absorbing device 5 is fixedly connected to the bottom of the inner wall of the heat-insulating layer 4, an inner box 6 is arranged above the shock-absorbing device 5, the shock-absorbing device 5 includes two support plates 15 distributed up and down, a plurality of shock absorbers 16 are fixedly connected between the support plates 15, the shock absorbers 16 are distributed at the four corners of the support plates 15, the upper and lower support plates 15 are respectively fixedly connected to the bottom end of the outer wall of the inner box 6 and the bottom end of the inner wall of the heat-insulating layer 4, a storage cavity 26 is opened at the lower part of the inner box 6, the shock-absorbing device 5 can reduce the shock and shaking of the inner box 6, and protect the items in the storage cavity 26, a refrigeration device 7 is arranged above the storage cavity 26, an inner box cover 9 is arranged above the inner box 6, and sealing silica gel 8 is arranged between the inner box 6 and the inner box cover 9 to prevent cold air from leaking from the inner box 6.

[0023] Finally, the refrigeration device 7 includes a fixing plate 24, an annular protrusion 25 is fixedly connected to the middle and upper part of the inner wall of the inner box body 6, the fixing plate 24 is arranged at the upper end of the protrusion 25, and a plurality of evenly distributed dry ice boxes 13 are detachably arranged on the fixing plate 24, and a plurality of cold air ports 14 opened on the fixing plate 24 are arranged between the dry ice boxes 13. A plurality of evenly distributed fans 12 are fixedly connected under the inner box cover 9, and the fans 12 blow the cold air emitted by the dry ice boxes 13 into the storage cavity 26 from the cold air ports 14, so as to refrigerate the items in the storage cavity 26 and achieve a constant temperature effect.

[0024] The working principle of the utility model is as follows: first, the articles to be refrigerated are placed in the storage cavity 26, and then the refrigeration device 7 is started. The fan 12 blows the cold air emitted by the dry ice box 13 into the storage cavity 26 from the cold air port 14, so as to refrigerate the articles in the storage cavity 26 and achieve a constant temperature. After the inner box cover 9 is covered on the inner box body 6, the outer box cover 10 is covered on the outer box body 1, and the buckle lock 11 is buckled in the buckle groove 27 to achieve locking.

[0025] When transportation is needed, the telescopic cylinder 17 is started, and the lower end of the telescopic cylinder 17 is extended, pushing the rotating rod 1 18 to rotate downward, and the rotating rod 2 19 rotates along with it, and the rotating rod 2 19 drives the rotating rod 3 20 to rotate downward. After the rotating wheel 23 is lowered, the worker pulls the handle 3, and the rotating wheel 23 rotates to facilitate towing the transport box. When transporting, the lower end of the telescopic cylinder 17 is shortened, pulling the rotating rod 1 18 to rotate upward, and the rotating rod 2 19 drives the rotating rod 3 20 to rotate upward, and the rotating wheel 23 is folded for easy stacking.

[0026] Finally, during transportation and hauling, as well as when the rotating wheel 23 is raised and lowered, vibrations will be generated, and the shock absorber 16 in the shock absorbing device 5 can alleviate the vibrations of the inner box 6, ensuring the safety of the items in the transport box and preventing them from tipping over and being damaged.

[0027] It should be noted here that the electrical components appearing in this article are all connected to the external main controller and 220V AC power, and the main controller can be a conventional known device that controls a computer, etc. The specific implementation method of the present disclosure omits the detailed description of known functions and known components. To ensure the compatibility of the equipment, the operating methods used are consistent with the parameters of marketed equipment.

[0028] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A cold chain constant temperature sample transport box, comprising an outer box body (1), characterized in that: The outer wall of the outer box body (1) is provided with a lifting wheel device (2) on both the front and rear sides. The lifting wheel device (2) comprises a telescopic cylinder (17). The telescopic cylinder (17) is rotatably connected to the front of the outer wall of the outer box body (1). The lower end of the telescopic cylinder (17) is rotatably connected to a rotating rod (18). The upper end of the rotating rod (18) is rotatably connected to the outer box body (1). The lower end of the rotating rod (18) is rotatably connected to a rotating rod (2) (19). The lower end of the rotating rod (19) is rotatably connected to a rotating rod (3) (20). The upper end of the rotating rod (3) (20) is rotatably connected to the outer box body (1). The lower end of the rotating rod (3) (20) is fixedly connected to a fixing frame with a groove. (21), a rotating wheel (23) is arranged in the middle of the fixing frame (21), a fixing rod (22) is fixedly connected inside the fixing frame (21), a rotating wheel (23) is rotatably connected in the middle of the fixing rod (22), a heat insulation layer (4) is fixedly connected to the inner wall of the outer box body (1), a shock absorbing device (5) is fixedly connected to the bottom of the inner wall of the heat insulation layer (4), an inner box body (6) is arranged above the shock absorbing device (5), a storage cavity (26) is opened at the lower part of the inner box body (6), a refrigeration device (7) is arranged above the storage cavity (26), an inner box cover (9) is arranged above the inner box body (6), and an outer box cover (10) is arranged above the outer box body (1).

2. A cold chain constant temperature sample transport box according to claim 1, characterized in that: The shock absorbing device (5) comprises two support plates (15) distributed up and down, a plurality of shock absorbers (16) are fixedly connected between the support plates (15), the shock absorbers (16) are distributed at the four corners of the support plates (15), and the upper and lower ends of the support plates (15) are respectively fixedly connected to the bottom end of the outer wall of the inner box body (6) and the bottom end of the inner wall of the heat insulation layer (4).

3. The cold chain constant temperature sample transport box according to claim 1, characterized in that: The refrigeration device (7) comprises a fixing plate (24), a ring-shaped protrusion (25) is fixedly connected to the middle and upper part of the inner wall of the inner box body (6), the fixing plate (24) is arranged at the upper end of the protrusion (25), a plurality of evenly distributed dry ice boxes (13) are detachably arranged on the fixing plate (24), a plurality of cold air ports (14) opened on the fixing plate (24) are arranged between the dry ice boxes (13), and a plurality of evenly distributed fans (12) are fixedly connected below the inner box cover (9).

4. The cold chain constant temperature sample transport box according to claim 1, characterized in that: Handles (3) are fixedly connected to both sides of the outer wall of the outer box body (1).

5. The cold chain constant temperature sample transport box according to claim 1, characterized in that: Sealing silica gel (8) is provided between the inner box body (6) and the inner box cover (9).

6. The cold chain constant temperature sample transport box according to claim 1, characterized in that: The front and rear sides of the outer box cover (10) are fixedly connected with snap locks (11), and the front and rear sides of the outer wall of the outer box body (1) are provided with snap lock grooves (27) matching with the snap locks.

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