Liquid nitrogen split charging and storing device

Abstract

The utility model belongs to the technical field of liquid nitrogen storage, and particularly relates to a liquid nitrogen split charging and storing device which comprises a storage tank, a moving assembly is arranged at the bottom of the storage tank, and a set of buffering assemblies are arranged on the outer wall of the storage tank. The moving assembly comprises three guide blocks installed at the bottom end of the storage tank, a sliding ring is jointly connected among the three guide blocks in a sliding mode, three connecting plates are installed on the outer wall of the sliding ring, positioning rods are installed on one sides of the bottom ends of the three connecting plates, three fixing blocks are installed at the bottom end of the storage tank, and the three fixing blocks are fixedly connected with the storage tank. And rotating shafts are rotationally connected into the three fixing blocks correspondingly, and rolling wheels are installed on the outer surfaces of the three rotating shafts correspondingly. Through the arrangement of the moving assembly, the liquid nitrogen storage tank can be moved for use, the labor force of manual carrying is reduced, the transfer is more convenient and labor-saving, the liquid nitrogen storage tank can be conveniently fixed at a certain position, the stability is improved, and the stability of the storage tank is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid nitrogen storage, in particular to a liquid nitrogen subpackaging and storage device. Background Art

[0002] Liquid nitrogen is usually stored in liquid nitrogen tanks;

[0003] According to Chinese patent authorization publication number CN 220669150 U, a liquid nitrogen storage tank is disclosed. The tank body in the application does not have a movable structure, making manual transportation time-consuming and labor-intensive, and inconvenient to move. Utility Model Content

[0004] (1) Technical problems solved

[0005] In view of the deficiencies in the prior art, the present invention provides a liquid nitrogen packaging and storage device, which solves the problems raised in the above background technology.

[0006] (2) Technical solution

[0007] In order to achieve the above-mentioned purpose, the present invention specifically adopts the following technical solutions:

[0008] A liquid nitrogen packaging and storage device comprises a storage tank, a bottom of the storage tank is provided with a moving assembly, and an outer wall of the storage tank is provided with a group of buffer assemblies;

[0009] The moving assembly includes three guide blocks installed at the bottom end of the storage tank, and the three guide blocks are slidably connected with a sliding ring. Three connecting plates are installed on the outer wall of the sliding ring, and a positioning rod is installed on one side of the bottom end of the three connecting plates. Three fixed blocks are installed at the bottom end of the storage tank, and the three fixed blocks are rotatably connected with a rotating shaft. The outer surfaces of the three rotating shafts are installed with rollers, and one end of the three rotating shafts is installed with a circular plate, and the outer walls of the three circular plates are provided with a group of positioning holes. One of the guide blocks and the storage tank are rotatably connected with a screw rod, and a servo motor is installed at the bottom end of one of the guide blocks. The output end of the servo motor is connected to the screw rod, and the screw rod is threadedly connected to the sliding ring.

[0010] Furthermore, the size of the positioning rod is adapted to the positioning hole.

[0011] Furthermore, the buffer assembly includes a side plate installed on the outer wall of the storage tank, two sliding seats are slidably connected in the side plate, springs are installed at the ends of the two sliding seats that are away from each other, and the two springs are connected to the side plate, mounting blocks are installed on both sides of one end of the side plate, two sliding rods are installed in the two mounting blocks, and a connecting seat is slidably connected between the two sliding rods on the same side, and the two connecting seats are commonly connected to the buffer plate, and one end of the two sliding seats is rotatably connected to a connecting bar, and the two connecting bars are rotatably connected to the buffer plate.

[0012] Furthermore, a rubber pad is provided on the outer wall of the buffer plate.

[0013] (3) Beneficial effects

[0014] Compared with the prior art, the present invention provides a liquid nitrogen packaging and storage device with the following beneficial effects:

[0015] The utility model can move the liquid nitrogen storage tank for use by providing the mobile component, thereby reducing the labor of manual handling, making transportation more convenient and labor-saving, and facilitating the fixing and placement of the liquid nitrogen storage tank in a certain place, thereby improving stability and enhancing the stability of the storage tank; and can buffer the impact force received by the outside of the storage tank by providing the buffer component, thereby preventing the insulation layer or other components of the storage tank from being damaged when being hit, thereby preventing the external environment from directly affecting the gasification process of the liquid nitrogen and causing an explosion, thereby improving the storage effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic structural diagram of the buffer assembly of the utility model;

[0018] Figure 3 This is a schematic diagram of the internal structure of the mounting block of the utility model;

[0019] Figure 4 This is a structural diagram of the mobile component of the utility model.

[0020] In the figure: 1. Storage tank; 2. Moving assembly; 20. Servo motor; 21. Guide block; 22. Sliding ring; 23. Connecting plate; 24. Positioning rod; 25. Fixed block; 26. Roller; 27. Round plate; 28. Positioning hole; 29. Screw; 3. Buffer assembly; 31. Side plate; 32. Slide seat; 33. Connecting strip; 34. Buffer plate; 35. Mounting block; 36. Slide rod; 37. Connecting seat; 38. Spring. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] Example

[0023] like Figure 1 、 Figure 2 、 Figure 3 and Figure 4 As shown, a liquid nitrogen subpackaging and storage device proposed in one embodiment of the present invention includes a storage tank 1, a movable component 2 is provided at the bottom of the storage tank 1, and a group of buffer components 3 are provided on the outer wall of the storage tank 1; by providing the movable component 2, the liquid nitrogen storage tank 1 can be moved for use, which reduces the labor of manual handling, makes transportation more convenient and labor-saving, and facilitates the liquid nitrogen storage tank 1 to be fixed and placed in a certain place, thereby improving stability and enhancing the stability of the storage tank 1; and by providing the buffer component 3, the impact force received by the outside of the storage tank 1 can be buffered, thereby preventing the insulation layer or other components of the storage tank 1 from being damaged when it is hit, causing the external environment to directly affect the gasification process of the liquid nitrogen and then cause an explosion, thereby improving the storage effect;

[0024] The moving assembly 2 includes three guide blocks 21 installed at the bottom end of the storage tank 1. The three guide blocks 21 are slidably connected with a sliding ring 22. Three connecting plates 23 are installed on the outer wall of the sliding ring 22. A positioning rod 24 is installed on one side of the bottom end of the three connecting plates 23. Three fixed blocks 25 are installed at the bottom end of the storage tank 1. The three fixed blocks 25 are rotatably connected with a rotating shaft. The outer surfaces of the three rotating shafts are installed with rollers 26. One end of the three rotating shafts is installed with a circular plate 27. The outer walls of the three circular plates 27 are provided with a group of positioning holes 28. One of the guide blocks 21 is rotatably connected with the storage tank 1. The screw rod 29, a servo motor 20 is installed at the bottom end of one of the guide blocks 21, the output end of the servo motor 20 is connected to the screw rod 29, and the screw rod 29 is threadedly connected to the sliding ring 22; when moving, the storage tank 1 is moved by the roller 26. When it moves to the required position, the servo motor 20 drives the screw rod 29 to rotate, driving the sliding ring 22 to slide up and down on the guide block 21, thereby driving the connecting plate 23 and the positioning rod 24 to move downward, so that the positioning rod 24 is stuck in the positioning holes 28 on the three circular plates 27, thereby limiting the rotating shaft, thereby preventing the roller 26 from rotating, and improving the stability of the storage tank 1.

[0025] like Figure 4 As shown, in some embodiments, the size of the positioning rod 24 is adapted to the positioning hole 28 to facilitate positioning.

[0026] like Figure 2 As shown, in some embodiments, the buffer assembly 3 includes a side plate 31 installed on the outer wall of the storage tank 1, and two slides 32 are slidably connected in the side plate 31, and the ends of the two slides 32 away from each other are installed with springs 38, and the two springs 38 are connected to the side plate 31, and mounting blocks 35 are installed on both sides of one end of the side plate 31, and two slide rods 36 are installed in the two mounting blocks 35. A connecting seat 37 is slidably connected between the two slide rods 36 on the same side, and the two connecting seats 37 are connected to the buffer plate 34. One end of the two slides 32 is rotatably connected to a connecting bar 33, and the two connecting bars 33 are rotatably connected to the buffer plate 34; foreign objects collide with the buffer plate 34, driving the slides 32 to slide away from each other in the side plate 31, and compressing the springs 38, driving the connecting bar 33 to rotate, and driving the connecting seat 37 to slide on the slide rod 36, thereby buffering the external impact force.

[0027] like Figure 2 As shown, in some embodiments, the outer wall of the buffer plate 34 is provided with a rubber pad to prevent wear by foreign objects.

[0028] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A liquid nitrogen packaging and storage device, comprising a storage tank (1), characterized in that: The bottom of the storage tank (1) is provided with a moving assembly (2), and the outer wall of the storage tank (1) is provided with a group of buffer assemblies (3); The moving assembly (2) includes three guide blocks (21) installed at the bottom end of the storage tank (1), and a sliding ring (22) is slidably connected between the three guide blocks (21). Three connecting plates (23) are installed on the outer wall of the sliding ring (22), and a positioning rod (24) is installed on one side of the bottom end of each of the three connecting plates (23). Three fixed blocks (25) are installed at the bottom end of the storage tank (1), and a rotating shaft is rotatably connected inside the three fixed blocks (25). The outer surfaces of the three rotating shafts are installed with rollers (26), and one end of each of the three rotating shafts is installed with a circular plate (27). The outer walls of the three circular plates (27) are provided with a group of positioning holes (28). A screw rod (29) is rotatably connected between one of the guide blocks (21) and the storage tank (1), and a servo motor (20) is installed at the bottom end of one of the guide blocks (21). The output end of the servo motor (20) is connected to the screw rod (29), and the screw rod (29) is threadedly connected to the sliding ring (22).

2. A liquid nitrogen packaging and storage device according to claim 1, characterized in that: The size of the positioning rod (24) is adapted to the positioning hole (28).

3. The liquid nitrogen packaging and storage device according to claim 1, characterized in that: The buffer assembly (3) includes a side plate (31) mounted on the outer wall of the storage tank (1), two slide seats (32) are slidably connected in the side plate (31), and the ends of the two slide seats (32) away from each other are both installed with springs (38), and the two springs (38) are both connected to the side plate (31). Mounting blocks (35) are installed on both sides of one end of the side plate (31), and two slide rods (36) are installed in the two mounting blocks (35). The two slide rods (36) on the same side are slidably connected to a connecting seat (37), and the two connecting seats (37) are connected to a buffer plate (34). One end of the two slide seats (32) is rotatably connected to a connecting bar (33), and the two connecting bars (33) are rotatably connected to the buffer plate (34).

4. The liquid nitrogen packaging and storage device according to claim 3, characterized in that: The outer wall of the buffer plate (34) is provided with a rubber pad.

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