Nitrogen making machine convenient to transport

Abstract

The utility model discloses a nitrogen making machine convenient to transport, which comprises a base, and hanging rings are respectively welded at four corners of the upper part of the base; a cross beam is welded to the middle of the base, a double-thread screw is installed in the middle of the cross beam in a penetrating mode, a worm is arranged in the middle of the double-thread screw, some of the worm is in meshed connection with a turbine, the two ends of the double-thread screw are in threaded connection with moving blocks respectively, and connecting blocks are welded to the two ends of the moving blocks respectively. Connecting blocks are welded to the two ends of the base respectively, crank rods are connected to the connecting blocks at the two ends respectively, twisting plates are connected to the ends of the crank rods respectively, mounting rods are welded to the two ends of the base respectively, the twisting plates at the two ends are movably connected to the mounting rods, and rolling wheels are movably connected to the bottom ends of the twisting plates. The utility model has the advantages that the hoisting, loading and unloading are convenient, the position adjustment is convenient, the loading and unloading complexity in the transportation process is reduced, and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of nitrogen generators, in particular to a nitrogen generator which is easy to transport. Background Art

[0002] Nitrogen generator refers to a device that uses air as raw material and uses physical methods to separate oxygen and nitrogen to obtain nitrogen. Nitrogen generators used in industry can be divided into three types according to different classification methods, namely cryogenic air separation method, molecular sieve air separation method (PSA) and membrane air separation method.

[0003] Nitrogen generator is a nitrogen production equipment designed and manufactured according to pressure swing adsorption technology. The nitrogen generator uses high-quality imported carbon molecular sieve (CMS) as adsorbent and adopts the principle of pressure swing adsorption (PSA) at room temperature to separate air and produce high-purity nitrogen. Usually two adsorption towers are connected in parallel, and the imported pneumatic valve is automatically operated by the imported PLC to alternately perform pressurized adsorption and decompression regeneration to complete the separation of nitrogen and oxygen and obtain the required high-purity nitrogen.

[0004] The nitrogen generator is large in size and not easy to move, especially in adjusting its position during transportation. The existing technology generally uses a crane or a forklift for loading and unloading. However, it is not easy to adjust the position after loading and unloading, and it is difficult to move. Utility Model Content

[0005] The purpose of the utility model is to provide a nitrogen generator that is easy to transport, has the advantages of being easy to hoist and load and unload, and easy to adjust the position, reducing the complexity of loading and unloading during transportation, etc., so as to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A nitrogen generator that is easy to transport, comprising a base, wherein four corners of the upper part of the base are respectively welded with hanging rings;

[0008] A crossbeam is welded in the middle of the base, a double-headed screw is installed through the middle of the crossbeam, a worm is provided in the middle of the double-headed screw, some of the worms are meshed with turbines, moving blocks are threadedly connected at both ends of the double-headed screw, connecting blocks are welded on both ends of the moving block, crank rods are connected to the connecting blocks at both ends, torsion plates are connected to the ends of the crank rods, mounting rods are welded at both ends of the base, the torsion plates at both ends are movably connected to the mounting rods, and rollers are movably connected to the bottom ends of the torsion plates.

[0009] Preferably, the worm and the turbine are both located inside the crossbeam, a protective plate is provided in the middle of the crossbeam, and the turbine is provided with a rotating handwheel located on the upper part of the protective plate.

[0010] Preferably, an adjustment slot is provided at the upper end of the torsion plate, and one end of the crank rod is movably connected to the adjustment slot via a pin.

[0011] Preferably, first limit plates are welded at both ends of the bottom of the base, and the upper portion of the first limit plates is in contact with the lower portion of the moving block.

[0012] Preferably, the end of the double-headed screw is movably connected to a second limit plate, and the second limit plate is fixedly connected to the first limit plate.

[0013] Preferably, support legs are welded at the four corners of the bottom of the base, and a plurality of mounting columns are welded at the upper portion of the base, on which a left adsorption tank and a right adsorption tank are fixedly mounted.

[0014] Preferably, the bottoms of the left adsorption tank and the right adsorption tank are connected with an air intake pipe, and the two air intake pipes are connected via a three-way valve.

[0015] Preferably, a top cover is installed on the upper part of the left adsorption tank and the right adsorption tank, and a discharge pipe and a pressure equalizing pipe are respectively connected to the two top covers, and the two pressure equalizing pipes are connected through a control valve.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] The utility model has a hanging ring welded on the base to realize hoisting of the base, which is convenient for loading and unloading the nitrogen generator, and an adjustable roller is provided on the base, so that the base is convenient to move after loading and unloading, so that the position of the nitrogen generator can be conveniently adjusted during transportation, and the roller is rotated by the turbine and the worm, so that the double-headed screw can drive the crank rods at both ends to move, so that the crank rod can pull the torsion plate, so that the roller at the bottom of the torsion plate can be retracted and erected, so that the roller can contact the ground, so that the base can be supported, so that the base is convenient to move and adjust, and the base is convenient to move after loading and unloading, so that the position of the nitrogen generator can be conveniently adjusted during transportation. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0019] Figure 2 This is a top view of the base of the utility model;

[0020] Figure 3 This is a bottom view of the base of the utility model;

[0021] Figure 4 It is a schematic diagram of the base part of the utility model.

[0022] In the figure: 1. base; 2. crossbeam; 3. double-headed screw; 4. worm; 5. turbine; 6. moving block; 7. mounting rod; 8. connecting block; 9. crank rod; 10. torsion plate; 11. roller; 12. adjustment slot; 13. second limit plate; 14. first limit plate; 15. support leg; 16. hanging ring; 17. rotating hand wheel; 18. mounting column; 19. left adsorption tank; 20. right adsorption tank; 21. air inlet pipe; 22. three-way valve; 23. top cover; 24. pressure equalizing pipe; 25. control valve; 26. discharge pipe; 27. protective plate. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-4 , the utility model provides a technical solution:

[0025] A nitrogen generator that is easy to transport, comprising a base 1, wherein four corners of the upper portion of the base 1 are respectively welded with hanging rings 16;

[0026] A crossbeam 2 is welded in the middle of the base 1, a double-headed screw 3 is installed through the middle of the crossbeam 2, a worm 4 is provided in the middle of the double-headed screw 3, some of the worm 4 are meshed with turbines 5, moving blocks 6 are threadedly connected to the two ends of the double-headed screw 3, connecting blocks 8 are welded on the two ends of the moving block 6, crank rods 9 are connected to the connecting blocks 8 at both ends, and torsion plates 10 are connected to the ends of the crank rods 9, mounting rods 7 are welded on the two ends of the base 1, the torsion plates 10 at both ends are movably connected to the mounting rods 7, and the bottom ends of the torsion plates 10 are movably connected to rollers 11.

[0027] In order to achieve the limited installation of the worm 4 and the turbine 5 so that the turbine 5 can drive the worm 4 to rotate, in this embodiment, preferably, the worm 4 and the turbine 5 are both located inside the cross beam 2, a protective plate 27 is provided in the middle of the cross beam 2, and the turbine 5 is provided with a rotating hand wheel 17 located on the upper part of the protective plate 27.

[0028] In order to eliminate the movement resistance of the arc movement during the pulling of the torsion plate 10, in the present embodiment, preferably, an adjustment groove 12 is provided at the upper end of the torsion plate 10, and one end of the crank rod 9 is movably connected to the adjustment groove 12 via a pin shaft.

[0029] In order to limit the moving block 6 and prevent the moving block 6 from rotating with the double-headed screw 3, in this embodiment, preferably, a first limiting plate 14 is welded to both ends of the bottom of the base 1, and the upper part of the first limiting plate 14 is in contact with the lower part of the moving block 6.

[0030] In order to achieve positioning and installation of the double-headed screw 3 and maintain the stability of the double-headed screw 3, in this embodiment, preferably, the end of the double-headed screw 3 is movably connected to a second limit plate 13, and the second limit plate 13 is fixedly connected to the first limit plate 14.

[0031] In order to support the base 1 and maintain the balance and stability of the base 1, and to install and fix the left adsorption tank 19 and the right adsorption tank 20, in this embodiment, preferably, support legs 15 are welded at the four corners of the bottom of the base 1, and a plurality of mounting columns 18 are welded on the upper part of the base 1, and the left adsorption tank 19 and the right adsorption tank 20 are fixedly installed on the plurality of mounting columns 18.

[0032] In order to supply air to the left adsorption tank 19 and the right adsorption tank 20 and facilitate the control of the airflow direction, in this embodiment, preferably, the bottoms of the left adsorption tank 19 and the right adsorption tank 20 are connected with an air intake pipe 21, and the two air intake pipes 21 are connected through a three-way valve 22.

[0033] In order to discharge the nitrogen-enriched air after the adsorption of oxygen atoms and achieve pressure balance between the left adsorption tank 19 and the right adsorption tank 20, so as to release the adsorbed oxygen atoms and facilitate the cyclic and continuous use of the left adsorption tank 19 and the right adsorption tank 20, in the present embodiment, preferably, a top cover 23 is installed on the upper part of the left adsorption tank 19 and the right adsorption tank 20, and the two top covers 23 are respectively connected to a discharge pipe 26 and a pressure equalizing pipe 24, and the two pressure equalizing pipes 24 are connected through a control valve 25.

[0034] Working principle: When in use, the nitrogen generator is hoisted through the hanging ring 16 on the base 1 to realize loading and unloading of the nitrogen generator. When loading and unloading the nitrogen generator to or on, the turbine 5 is rotated by rotating the hand wheel 17, so that the turbine 5 can drive the meshing worm 4, so that the worm 4 can rotate. At this time, when the double-headed screw 3 rotates, the position of the moving block 6 can be adjusted, and the moving block 6 is pushed outward, so that the crank rod 9 movably connected on the moving block 6 is pushed outward, so that the upper part of the torsion plate 10 is pushed outward and the lower part is pushed inward, so that the roller 11 at the bottom of the torsion plate 10 can stand up, so that the support leg 15 of the base 1 can The torsion plate 10 can be separated from the contact with the ground or the vehicle plate, so that the base 1 can be moved and adjusted, which is convenient for adjusting the specific placement position of the nitrogen generator, and an adjustment groove 12 is provided on the upper part of the torsion plate 10. The setting of the adjustment groove 12 can prevent the crank rod 9 from being hindered by the arc movement of the torsion plate 10 when pushing; after the nitrogen generator is moved to a suitable position, the roller 11 is retracted by rotating the hand wheel 17, so that the support leg 15 can contact the ground or the vehicle plate to maintain the balance and stability of the nitrogen generator, and then it is tied to the hanging ring 16 through a steel cable or rope, and then the steel cable or rope is tied to the vehicle to maintain the balance and stability of the nitrogen generator during transportation.

[0035] 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 nitrogen generator that is easy to transport, comprising a base (1), characterized in that: Hanging rings (16) are respectively welded at the four corners of the upper part of the base (1); A crossbeam (2) is welded in the middle of the base (1), a double-headed screw (3) is installed through the middle of the crossbeam (2), a worm (4) is provided in the middle of the double-headed screw (3), some of the worm (4) are meshingly connected with a turbine (5), the two ends of the double-headed screw (3) are respectively threadedly connected with a moving block (6), the two ends of the moving block (6) are respectively welded with a connecting block (8), the two ends of the connecting blocks (8) are respectively connected with a crank rod (9), the ends of the crank rod (9) are respectively connected with a torsion plate (10), the two ends of the base (1) are respectively welded with a mounting rod (7), the torsion plates (10) at the two ends are movably connected to the mounting rod (7), and the bottom end of the torsion plate (10) is movably connected with a roller (11).

2. A nitrogen generator that is easy to transport according to claim 1, characterized in that: The worm (4) and the turbine (5) are both located inside the crossbeam (2); a protective plate (27) is provided in the middle of the crossbeam (2); and a rotating hand wheel (17) located above the protective plate (27) is provided on the turbine (5).

3. The nitrogen generator that is easy to transport according to claim 1 is characterized in that: An adjustment slot (12) is provided at the upper end of the torsion plate (10), and one end of the crank rod (9) is movably connected to the adjustment slot (12) via a pin.

4. A nitrogen generator that is easy to transport according to claim 1, characterized in that: First limiting plates (14) are welded at both ends of the bottom of the base (1), and the upper part of the first limiting plate (14) is in contact with the lower part of the moving block (6).

5. A nitrogen generator that is easy to transport according to claim 4, characterized in that: The end of the double-headed screw (3) is movably connected to a second limit plate (13), and the second limit plate (13) is fixedly connected to the first limit plate (14).

6. The nitrogen generator that is easy to transport according to claim 1 is characterized in that: Support legs (15) are welded at the four corners of the bottom of the base (1), and a plurality of mounting columns (18) are welded on the upper part of the base (1), on which a left adsorption tank (19) and a right adsorption tank (20) are fixedly mounted.

7. A nitrogen generator that is easy to transport according to claim 6, characterized in that: The bottoms of the left adsorption tank (19) and the right adsorption tank (20) are connected by an air intake pipe (21), and the two air intake pipes (21) are connected via a three-way valve (22).

8. The nitrogen generator that is easy to transport according to claim 7 is characterized in that: A top cover (23) is installed on the upper part of the left adsorption tank (19) and the right adsorption tank (20), and the two top covers (23) are respectively connected to a discharge pipe (26) and a pressure equalizing pipe (24), and the two pressure equalizing pipes (24) are connected via a control valve (25).

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