Liquid oxygen tank hoisting machine

Abstract

The utility model relates to a hoisting machine for a liquid oxygen tank. The hoisting machine comprises a base, a first motor is fixed to the middle position in the base. A hoisting rod is fixed at the rotating end of the first motor; the top of the hoisting rod is connected with a cross rod; a second motor is fixed on the bottom surface of the cross rod; the rotating end of the second motor is connected with a rope winding drum; a hoisting rope is wound on the rope winding drum; one end of the lifting rope is fixedly connected to the rope winding drum, and the other end of the lifting rope is connected with a lifting hook; the lifting hook is connected with a lifting structure; a box body with openings in the bottom and one side is further arranged on the bottom surface of the cross rod; and the hoisting structure is positioned in the box body. Compared with the prior art, the hoisting device has the advantages of stability in hoisting, safety, reliability, convenience in hoisting and the like.

Description

Technical Field

[0001] This utility model relates to the field of liquid oxygen tank hoisting technology, and in particular to a liquid oxygen tank hoisting machine. Background Technology

[0002] Liquid oxygen tanks are important containers for storing liquid oxygen, and are mostly vertical tanks. After being filled at the processing plant, liquid oxygen tanks are usually lifted onto transport vehicles using cranes, which then transport them to hospitals and other locations. However, currently used cranes rely on hooks and ropes for lifting liquid oxygen tanks, which can lead to instability and swaying during the lifting process, posing safety hazards. Utility Model Content

[0003] The purpose of this invention is to overcome the defects of the existing technology and provide a liquid oxygen tank hoisting machine.

[0004] The objective of this utility model can be achieved through the following technical solutions:

[0005] A liquid oxygen tank hoisting machine includes a base; a first motor is fixed at the center of the base; a hoisting rod is fixed to the rotating end of the first motor; a crossbar is connected to the top of the hoisting rod; a second motor is fixed to the bottom of the crossbar; a rope winding drum is connected to the rotating end of the second motor; a hoisting rope is wound on the rope winding drum; one end of the hoisting rope is fixedly connected to the rope winding drum, and the other end is connected to a hook; a hoisting structure is connected to the hook; a box with an opening at the bottom and on one side is also provided on the bottom of the crossbar; the hoisting structure is located inside the box.

[0006] Furthermore, the hoisting structure includes a hoisting box; a lifting ring is provided on the top of the hoisting box; the hook is connected to the lifting ring; a tank trough for placing a liquid oxygen tank is provided at the bottom of the hoisting box; a box door with half the height of the side of the hoisting box is provided on one side of the hoisting box; the box door is a hinged box door, and the interval distance between the door and the bottom and top of the hoisting box is the same.

[0007] Furthermore, the hoisting box is equipped with sliders on its three outer side walls, excluding the box door; the inner side wall of the box is equipped with a sliding groove for use with the sliders; the sliders are disposed in the sliding grooves; and a limiting baffle is provided at the bottom of the sliding grooves to prevent the sliders from sliding out.

[0008] Furthermore, four fixing rings are provided on the inner wall of the hoisting box facing the box door. The four fixing rings are located on both sides of the liquid oxygen tank and are arranged symmetrically in pairs. Fixing straps are provided on the fixing rings. One end of the fixing strap is fixed to the fixing ring on one side, and the other end is hung on the fixing ring on the other side through the hook at the end.

[0009] Furthermore, the box door is rotatably connected to the hoisting box on one side by a pin, and fixed on the other side by a buckle; the box door is provided with a handle for opening and closing the box door.

[0010] Furthermore, a cylindrical base plate is provided on the hoisting rod; four triangular support frames are symmetrically arranged on the cylindrical base plate; one right-angled side of the triangular support frame is fixed to the cylindrical base plate, and the other side is fixed to the hoisting rod.

[0011] Furthermore, the base is equipped with a control cabinet for controlling the start-stop and rotation direction of the first motor and the second motor; both the first motor and the second motor are electrically connected to the control cabinet.

[0012] Compared with the prior art, the present invention has the following advantages:

[0013] (1) By placing the hoisting structure inside the box, the hoisting box slides up and down in the sliding grooves on the three sides of the box during hoisting, which can ensure stability and no shaking during the hoisting process, and is safe and reliable. In addition, the hoisting box is also equipped with fixing straps inside and a box door outside, forming double protection during hoisting, which is safer, more reliable and structurally stable.

[0014] (2) This utility model can realize the 360-degree rotation of the hoisting rod by the rotation of the first motor, thereby realizing the rotation of the hoisting structure, making the hoisting process more convenient and the hoisting faster. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the hoisting machine structure provided by this utility model;

[0016] Figure 2 This is a schematic diagram of the hoisting box structure provided by this utility model.

[0017] The labels in the diagram indicate:

[0018] 1. Base; 2. First motor; 3. Lifting rod; 4. Crossbar; 5. Second motor; 6. Rope reel drum; 7. Lifting rope; 8. Hook; 9. Box body; 10. Lifting box; 11. Lifting ring; 12. Tank; 13. Box door; 14. Sliding block; 15. Slide groove; 16. Limiting baffle; 17. Fixing ring; 18. Hook; 19. Cylindrical base plate; 20. Triangular support frame; 21. Control cabinet; 22. Pin; 23. Buckle; 24. Handle; 25. Fixing strap. Detailed Implementation

[0019] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. The components of the embodiments of this utility model described and shown in the accompanying drawings can generally be arranged and designed in various different configurations.

[0020] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely to illustrate selected embodiments of the invention. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without inventive effort are within the scope of protection of the present invention.

[0021] It should be noted that similar labels and letters in the following figures indicate similar items. Therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures.

[0022] In the description of this utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship commonly used when the utility model product is in use. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0023] It should be noted that the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this application, "multiple" means two or more, unless otherwise explicitly specified.

[0024] Furthermore, terms such as "horizontal" and "vertical" do not imply that components must be absolutely horizontal or suspended, but rather that they can be slightly tilted. For example, "horizontal" simply means that its direction is more horizontal than "vertical," not that the structure must be completely horizontal, but can be slightly tilted.

[0025] Example

[0026] like Figure 1As shown, a liquid oxygen tank hoisting machine includes a base 1; a first motor 2 is fixed in the middle of the base 1; a hoisting rod 3 is fixed to the rotating end of the first motor 2; a crossbar 4 is connected to the top of the hoisting rod 3; a second motor 5 is fixed to the bottom of the crossbar 4; a rope winding drum 6 is connected to the rotating end of the second motor 5; a hoisting rope 7 is wound on the rope winding drum 6; one end of the hoisting rope 7 is fixedly connected to the rope winding drum 6, and the other end is connected to a hook 8; a hoisting structure is connected to the hook 8; a box 9 with an opening at the bottom and on one side is also provided on the bottom of the crossbar 4; the hoisting structure is located inside the box 9; the hoisting... The structure includes a lifting box 10; a lifting ring 11 is provided on the top of the lifting box 10; a hook 8 is connected to the lifting ring 11, and the lifting box 10 is moved up and down by the up and down winding of the lifting rope 7; in order to ensure stability during lifting and prevent swaying, the three outer side walls of the lifting box 10, except for the box door 13, are provided with sliders 14; the inner side wall of the box body 9 is provided with a sliding groove 15 that cooperates with the sliders 14; the sliders 14 are set in the sliding groove 15, and are limited in three directions to prevent swaying and the liquid oxygen tank from falling; a limit baffle 16 is provided at the bottom of the sliding groove 15 to prevent the sliders 14 from sliding out from the bottom, which is safe and reliable.

[0027] To further improve stability and safety during hoisting, the bottom of the hoisting box 10 is provided with a tank slot 12 for placing the liquid oxygen tank; a hinged door 13 is provided on one side of the hoisting box 10, the height of which is half the height of the side of the hoisting box 10, and the interval distance between the door 13 and the bottom and top of the hoisting box 10 is the same; four fixing rings 17 are provided on the inner wall of the hoisting box 10 opposite the door 13, the four fixing rings 17 are located on both sides of the liquid oxygen tank, and are arranged symmetrically in pairs; fixing straps 25 are provided on the fixing rings 17; one end of the fixing strap 25 is fixed to the fixing ring 17 on one side, and the other end is hung on the fixing ring 17 on the other side through the hook 18 at the end; the door 13 is rotatably connected to the hoisting box 10 on one side by a pin 22, and is fixed on the other side by a buckle 23; the door 13 is provided with a handle 24 for opening and closing the door 13.

[0028] To improve the overall stability of the hoist and prevent it from tipping over due to weight, a cylindrical base plate 19 is provided on the hoisting rod 3; four triangular support frames 20 are symmetrically arranged on the cylindrical base plate 19; one of the two right-angled sides of the triangular support frame 20 is fixed to the cylindrical base plate 19, and the other is fixed to the hoisting rod 3, forming a stable support structure.

[0029] To control the hoisting machine to complete the hoisting work, a control cabinet 21 is installed on the base 1 to control the start, stop and rotation direction of the first motor 2 and the second motor 5. The first motor 2 and the second motor 5 are both electrically connected to the control cabinet 21 (connection wires are not shown in the diagram). By controlling the rotation of the first motor 2 through the control cabinet 21, the hoisting machine can rotate in the required direction according to the hoisting needs. By controlling the rotation of the second motor 5 through the control cabinet 21, the hoisting rope 7 is controlled to be wound up and down, thereby driving the hoisting structure to move up and down inside the box 9. When it moves to the bottom, the liquid oxygen tank is placed into the tank slot 12 of the hoisting box 10, and then the fixing straps 25 are fastened for fixation. The box door 13 is closed, and the hoisting is carried out. When it is hoisted onto the transport vehicle, the box door 13 is opened, the fixing straps 25 are loosened, the liquid oxygen tank is removed, and then the next hoisting is carried out.

[0030] The preferred embodiments of this utility model have been described in detail above. It should be understood that those skilled in the art can make numerous modifications and variations based on the concept of this utility model without creative effort. Therefore, all technical solutions that can be obtained by those skilled in the art based on the concept of this utility model through logical analysis, reasoning, or limited experimentation on the basis of existing technology should be within the scope of protection defined by the claims.

Claims

1. A liquid oxygen tank hoisting machine, characterized in that, The hoisting machine includes a base (1); a first motor (2) is fixed in the middle of the base (1); a hoisting rod (3) is fixed to the rotating end of the first motor (2); a crossbar (4) is connected to the top of the hoisting rod (3); a second motor (5) is fixed to the bottom surface of the crossbar (4); a rope winding drum (6) is connected to the rotating end of the second motor (5); a hoisting rope (7) is wound on the rope winding drum (6); one end of the hoisting rope (7) is fixedly connected to the rope winding drum (6), and the other end is connected to a hook (8); a hoisting structure is connected to the hook (8); a box (9) with an opening at the bottom and on one side is also provided on the bottom surface of the crossbar (4); the hoisting structure is located inside the box (9).

2. The liquid oxygen tank hoisting machine according to claim 1, characterized in that, The hoisting structure includes a hoisting box (10); a hoisting ring (11) is provided on the top of the hoisting box (10); a hook (8) is connected to the hoisting ring (11); a tank trough (12) for placing liquid oxygen tanks is provided at the bottom of the hoisting box (10); a box door (13) with half the height of the side of the hoisting box (10) is provided on one side of the hoisting box (10); the box door (13) is a hinged box door, and the interval distance between it and the bottom and top of the hoisting box (10) is the same.

3. The liquid oxygen tank hoisting machine according to claim 2, characterized in that, The hoisting box (10) is equipped with sliders (14) on its three outer side walls except for the box door (13); the inner side wall of the box body (9) is equipped with a sliding groove (15) that works with the sliders (14); the sliders (14) are located in the sliding groove (15); and a limiting baffle (16) is provided at the bottom of the sliding groove (15) to prevent the sliders (14) from sliding out.

4. A liquid oxygen tank hoisting machine according to claim 2, characterized in that, The hoisting box (10) has four fixing rings (17) on the inner wall opposite the box door (13). The four fixing rings (17) are located on both sides of the liquid oxygen tank and are arranged symmetrically in pairs. The fixing rings (17) are equipped with fixing straps (25). One end of the fixing strap (25) is fixed to the fixing ring (17) on one side, and the other end is hung on the fixing ring (17) on the other side through the hook (18) at the end.

5. A liquid oxygen tank hoisting machine according to claim 2, characterized in that, The box door (13) is rotatably connected to the hoisting box (10) on one side by a pin (22) and fixed on the other side by a buckle (23); the box door (13) is provided with a handle (24) for opening and closing the box door (13).

6. A liquid oxygen tank hoisting machine according to claim 1, characterized in that, The hoisting rod (3) is provided with a cylindrical base plate (19); four triangular support frames (20) are symmetrically arranged on the cylindrical base plate (19); one of the two right-angled sides of the triangular support frame (20) is fixed on the cylindrical base plate (19), and the other is fixed on the hoisting rod (3).

7. A liquid oxygen tank hoisting machine according to claim 1, characterized in that, The base (1) is provided with a control cabinet (21) for controlling the start and stop of the first motor (2) and the rotation direction of the second motor (5); the first motor (2) and the second motor (5) are both electrically connected to the control cabinet (21).

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