Auxiliary liquid nitrogen pouring device of liquid nitrogen tank

Abstract

The utility model discloses a liquid nitrogen tank auxiliary liquid nitrogen pouring device which comprises first supporting frames arranged above a base, the two first supporting frames are internally provided with mounting grooves, the mounting grooves are internally provided with second supporting frames, the mounting grooves are internally provided with electric push rods, and the electric push rods are connected with the second supporting frames. A storage barrel is arranged between the two second supporting frames, a storage cavity is formed in the storage barrel, and connecting rods are arranged on the two sides of the storage barrel; the motor is arranged on one side of the second supporting frame; the telescopic cavity is formed in the inner wall of the storage cavity, a pressing block is arranged in the telescopic cavity, and a locking bolt is arranged on one side of the storage barrel. According to the device, the liquid nitrogen tank and the storage barrel are fixed, the storage barrel is driven by the motor to rotate, the liquid nitrogen tank turns over to enable a liquid outlet to face downwards, and when the liquid nitrogen tank turns over, an electric push rod is driven to change the height of the liquid nitrogen tank; and the liquid outlet of the liquid nitrogen tank is positioned at a proper height, so that the liquid nitrogen can be conveniently poured out, and the liquid nitrogen pouring efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid nitrogen pouring, in particular to a liquid nitrogen tank auxiliary liquid nitrogen pouring device. Background Art

[0002] Liquid nitrogen is liquid nitrogen, colorless, odorless, non-corrosive, non-flammable, and extremely low in temperature. Under normal pressure, the temperature of liquid nitrogen is -196°C. One cubic meter of liquid nitrogen can expand to 696 cubic meters of pure gaseous nitrogen at 21°C. It should be stored in a cool, ventilated warehouse. Skin contact with liquid nitrogen can cause frostbite. The liquid nitrogen transport tank currently used generally has a volume of 30-60L. When filled with liquid nitrogen, the total weight of the liquid nitrogen and the tank is about 30-55KG, which is difficult for an average adult to move.

[0003] The Chinese patent publication number is CN214567357U, and the authorization announcement date is November 2, 2021. A liquid nitrogen tank auxiliary liquid nitrogen pouring device mainly relates to the field of liquid nitrogen storage and transportation. A liquid nitrogen tank auxiliary liquid nitrogen pouring device comprises a base, on which a first support rod and a second support rod are symmetrically arranged, a first axial hole is arranged on the first support rod, and a second axial hole is arranged on the second support rod. A liquid nitrogen tank bracket is rotatably arranged in the first axial hole and the second axial hole, and the liquid nitrogen tank bracket comprises a bottom plate, and a first connecting rod and a second connecting rod are respectively fixedly connected on the bottom plate. A first barrel shaft is arranged on the first connecting rod, and a second barrel shaft is arranged on the second connecting rod. The first barrel shaft is installed in the first axial hole, and the second barrel shaft is installed in the second axial hole. The beneficial effect of the utility model is that the utility model provides a liquid nitrogen tank auxiliary liquid nitrogen pouring device, which can conveniently, safely and quickly take liquid nitrogen, and has great market application and promotion value.

[0004] The existing method of pouring liquid nitrogen generally adopts the method of manual pouring, where one hand holds the container and the other hand pours the liquid nitrogen tank. The liquid nitrogen tank is heavy and difficult to pour, which can easily cause liquid nitrogen splashing and frostbite, posing a safety hazard, reducing the effect of pouring liquid nitrogen, and cannot meet the use requirements. Utility Model Content

[0005] The utility model aims to provide a liquid nitrogen tank auxiliary liquid nitrogen pouring device to solve the problem that the existing liquid nitrogen pouring method generally adopts the method of manual pouring proposed in the above background technology, holding the container with one hand and pouring the liquid nitrogen tank with the other hand, the liquid nitrogen tank is heavy and difficult to pour, and it is easy to cause liquid nitrogen splashing and frostbite, there are safety hazards, the effect of liquid nitrogen pouring is reduced, and the use requirements cannot be met.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a liquid nitrogen tank auxiliary liquid nitrogen pouring device, including a base, and also including:

[0007] A first support frame is arranged above the base, two first support frames are provided, and the first support frame is fixedly connected to the base, a mounting groove is provided inside the two first support frames, a second support frame is provided inside the mounting groove, and the second support frame is arranged above the first support frame, an electric push rod is provided inside the mounting groove, and the electric push rod is arranged below the second support frame, two ends of the electric push rod are respectively fixedly connected to the first support frame and the second support frame, a storage tube is provided between the two second support frames, a storage cavity is provided on the storage tube, connecting rods are provided on both sides of the storage tube, and the connecting rods are fixedly connected to the storage tube, and the connecting rods are rotatably connected to the second support frame;

[0008] A motor, which is arranged on one side of the second support frame, and the motor is connected to the second support frame by screws, and the output end of the motor is connected to one end of the connecting rod;

[0009] A telescopic cavity is arranged on the inner wall of the storage cavity, a pressure block is arranged inside the telescopic cavity, and the pressure block is slidably connected to the storage tube, a locking bolt is arranged on one side of the storage tube, and the locking bolt is threadedly connected to the storage tube, and one end of the locking bolt is rotatably connected to the pressure block.

[0010] Preferably, a sponge pad is provided inside the storage cavity, and the sponge pad is closely connected to the storage tube.

[0011] Preferably, an elastic plate is provided at the bottom of the storage cavity, and the elastic plate is fixedly connected to the storage tube.

[0012] Preferably, slide rails are provided on both sides of the second support frame, and the slide rails are fixedly connected to the second support frame, and the slide rails are slidably connected to the first support frame.

[0013] Preferably, a support plate is provided above the base and is fixedly connected to the base, the support plate is provided on one side of the first support frame, and a groove is provided at the upper end of the support plate.

[0014] Preferably, a control box is provided above the base, and the control box is fixedly connected to the base, and self-locking running wheels are provided below the base, four self-locking running wheels are provided, and the self-locking running wheels are connected to the base by screws, and the four self-locking running wheels are provided at the four corners of the base.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The utility model device is provided with a storage barrel, a storage chamber, a locking bolt, a pressing block, a motor and a connecting rod. The storage chamber is convenient for placing the liquid nitrogen tank into the storage barrel, the locking bolt is rotated to move the pressing block, the pressing block is contacted with the outer wall of the liquid nitrogen tank for fixing, the motor drives the connecting rod to rotate, and the storage barrel is driven to rotate with the rotation of the connecting rod, the liquid nitrogen tank is turned over to face the discharge port downward, and the liquid nitrogen can be poured out by opening the valve;

[0017] The utility model device is provided with a first support frame, a second support frame and an electric push rod. The first support frame and the second support frame form a support structure. The electric push rod drives the second support frame to rise and fall. As the second support frame rises and falls, the height of the fixed liquid nitrogen tank is changed, and the discharge port of the liquid nitrogen tank is placed at a suitable height, so as to prevent the poured liquid nitrogen from splashing and improve the liquid nitrogen pouring effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a diagram showing the connection between the storage tube and the first support frame of the utility model;

[0020] Figure 3 For the utility model Figure 1 A partial enlarged view of area A;

[0021] Figure 4 This is a diagram showing the connection relationship between the pressing block and the storage tube of the utility model.

[0022] In the figure: 1. base; 2. control box; 3. self-locking walking wheel; 4. first support frame; 5. second support frame; 6. slide rail; 7. storage tube; 8. storage cavity; 9. sponge pad; 10. locking bolt; 11. motor; 12. support plate; 13. groove; 14. elastic plate; 15. connecting rod; 16. mounting groove; 17. electric push rod; 18. telescopic cavity; 19. pressure block. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] See also Figure 1-4 The utility model provides an embodiment: a liquid nitrogen tank auxiliary liquid nitrogen pouring device, including a base 1, and also including:

[0025] A first support frame 4 is arranged above the base 1, two first support frames 4 are provided, and the first support frames 4 are fixedly connected to the base 1, a mounting groove 16 is provided inside the two first support frames 4, a second support frame 5 is provided inside the mounting groove 16, and the second support frame 5 is arranged above the first support frame 4, an electric push rod 17 is provided inside the mounting groove 16, and the electric push rod 17 is arranged below the second support frame 5, both ends of the electric push rod 17 are fixedly connected to the first support frame 4 and the second support frame 5 respectively, a storage tube 7 is provided between the two second support frames 5, a storage cavity 8 is provided on the storage tube 7, connecting rods 15 are provided on both sides of the storage tube 7, and the connecting rod 15 is fixedly connected to the storage tube 7, and the connecting rod 15 is rotatably connected to the second support frame 5;

[0026] The motor 11 is disposed on one side of the second support frame 5, and the motor 11 is connected to the second support frame 5 by screws, and the output end of the motor 11 is connected to one end of the connecting rod 15;

[0027] The telescopic cavity 18 is arranged on the inner wall of the storage cavity 8. A pressure block 19 is arranged inside the telescopic cavity 18, and the pressure block 19 is slidably connected to the storage tube 7. A locking bolt 10 is arranged on one side of the storage tube 7, and the locking bolt 10 is threadedly connected to the storage tube 7, and one end of the locking bolt 10 is rotatably connected to the pressure block 19.

[0028] When in use: put the liquid nitrogen tank into the storage cavity 8, rotate the locking bolt 10 to drive the pressure block 19 to move, the pressure block 19 contacts the outer wall of the liquid nitrogen tank, and fixes the placed liquid nitrogen tank. When pouring liquid nitrogen, turn on the motor 11 to drive the connecting rod 15 to rotate. As the connecting rod 15 rotates, the storage tube 7 rotates. The liquid nitrogen tank is turned over with the discharge port facing downward. The liquid nitrogen can be poured out by opening the valve. When the liquid nitrogen tank is turned over, the electric push rod 17 is driven to drive the second support frame 5 to rise and fall. As the second support frame 5 rises and falls, the height of the liquid nitrogen tank changes, which makes it more convenient to pour out the liquid nitrogen.

[0029] See also Figure 1 and Figure 2 A sponge pad 9 is arranged inside the storage cavity 8, and the sponge pad 9 is closely connected to the storage tube 7, so that the sponge pad 9 plays a protective role for the liquid nitrogen tank placed in the storage cavity 8.

[0030] See also Figure 2 An elastic plate 14 is provided at the bottom of the storage chamber 8, and the elastic plate 14 is fixedly connected to the storage tube 7. The elastic plate 14 plays a buffering role when the liquid nitrogen tank is placed in contact with the bottom of the storage chamber 8, thereby protecting the liquid nitrogen tank.

[0031] See also Figure 1 and Figure 3Slide rails 6 are provided on both sides of the second support frame 5, and the slide rails 6 are fixedly connected to the second support frame 5, and the slide rails 6 are slidably connected to the first support frame 4. The slide rails 6 play a guiding and limiting role for the lifting of the second support frame 5, thereby improving the stability of the height adjustment of the liquid nitrogen tank.

[0032] See also Figure 1 A support plate 12 is provided above the base 1 and is fixedly connected to the base 1. The support plate 12 is provided on one side of the first support frame 4. A groove 13 is provided at the upper end of the support plate 12. The support plate 12 provides a support platform for the container for the poured liquid nitrogen and also serves as a limit for the storage tube 7.

[0033] See also Figure 1 A control box 2 is arranged above the base 1, and the control box 2 is fixedly connected to the base 1. A self-locking running wheel 3 is arranged below the base 1. Four self-locking running wheels 3 are arranged, and the self-locking running wheels 3 are connected to the base 1 by screws. The four self-locking running wheels 3 are arranged at the four corners of the base 1. The self-locking running wheels 3 can be used to facilitate the movement of the device and to fix the device.

[0034] Working principle: put the liquid nitrogen tank into the storage cavity 8, rotate the locking bolt 10 to drive the pressure block 19 to move, the pressure block 19 contacts the outer wall of the liquid nitrogen tank, and fixes the placed liquid nitrogen tank. When pouring liquid nitrogen, turn on the motor 11 to drive the connecting rod 15 to rotate. As the connecting rod 15 rotates, the storage tube 7 rotates, and the liquid nitrogen tank turns over with the discharge port facing downward. When the liquid nitrogen tank turns over, the electric push rod 17 is driven to drive the second support frame 5 to rise and fall. As the second support frame 5 rises and falls, the height of the liquid nitrogen tank changes, the discharge port of the liquid nitrogen tank is placed at a suitable height, the container is placed on the support plate 12, and the liquid nitrogen can be poured into the container by opening the valve.

[0035] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A liquid nitrogen tank auxiliary pouring device, comprising a base (1), characterized in that: Also includes: A first support frame (4) is arranged above the base (1), two first support frames (4) are provided, and the first support frames (4) are fixedly connected to the base (1), the two first support frames (4) are provided with a mounting groove (16) inside, the second support frame (5) is provided inside the mounting groove (16), and the second support frame (5) is arranged above the first support frame (4), the mounting groove (16) is provided with an electric push rod (17), and the electric push rod (17) is arranged below the second support frame (5), the two ends of the electric push rod (17) are respectively fixedly connected to the first support frame (4) and the second support frame (5), a storage tube (7) is provided between the two second support frames (5), the storage tube (7) is provided with a storage cavity (8), connecting rods (15) are provided on both sides of the storage tube (7), and the connecting rod (15) is fixedly connected to the storage tube (7), and the connecting rod (15) is rotatably connected to the second support frame (5); a motor (11), which is arranged on one side of the second support frame (5), and the motor (11) is connected to the second support frame (5) by means of screws, and an output end of the motor (11) is connected to one end of a connecting rod (15); A telescopic cavity (18) is arranged on the inner wall of the storage cavity (8); a pressure block (19) is arranged inside the telescopic cavity (18), and the pressure block (19) is slidably connected to the storage tube (7); a locking bolt (10) is arranged on one side of the storage tube (7), and the locking bolt (10) is threadedly connected to the storage tube (7); one end of the locking bolt (10) is rotatably connected to the pressure block (19).

2. A liquid nitrogen tank auxiliary liquid nitrogen pouring device according to claim 1, characterized in that: A sponge pad (9) is provided inside the storage cavity (8), and the sponge pad (9) is closely connected to the storage tube (7).

3. The liquid nitrogen tank auxiliary liquid nitrogen pouring device according to claim 1, characterized in that: An elastic plate (14) is provided at the bottom of the storage cavity (8), and the elastic plate (14) is fixedly connected to the storage tube (7).

4. The liquid nitrogen tank auxiliary liquid nitrogen pouring device according to claim 1, characterized in that: Slide rails (6) are provided on both sides of the second support frame (5), and the slide rails (6) are fixedly connected to the second support frame (5), and the slide rails (6) are slidably connected to the first support frame (4).

5. The liquid nitrogen tank auxiliary pouring device according to claim 1, characterized in that: A support plate (12) is arranged above the base (1), and the support plate (12) is fixedly connected to the base (1); the support plate (12) is arranged on one side of the first support frame (4), and a groove (13) is arranged at the upper end of the support plate (12).

6. The liquid nitrogen tank auxiliary pouring device according to claim 1, characterized in that: A control box (2) is arranged above the base (1), and the control box (2) is fixedly connected to the base (1). Self-locking running wheels (3) are arranged below the base (1), and four self-locking running wheels (3) are arranged, and the self-locking running wheels (3) are connected to the base (1) by screws. The four self-locking running wheels (3) are arranged at the four corners of the base (1).

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