Energy-saving variable-pressure nitrogen making machine

Abstract

The utility model relates to the technical field of nitrogen making machines, in particular to an energy-saving variable-pressure nitrogen making machine which comprises a bottom plate, a vertical plate is fixedly connected to one side of the top of the bottom plate, an air compressor is fixedly connected to the upper portion of one side of the vertical plate, and a shell is fixedly connected to the lower portion of the other side of the vertical plate. Through cooperation of a bottom plate, a vertical plate, a shell, an air compressor, a shell, a filter screen, a straight block and a cleaning structure, the outer wall of a second pipe body is sleeved with an external collecting bag, a draught fan starts to work, a valve is opened, dust in the shell is pumped out through the draught fan, meanwhile, a bolt is rotated, the vertical block is separated from the vertical plate, a bent lever is pulled leftwards, and the dust in the shell is removed; the bent rod stretches the first spring and drives the cleaning brush to move leftwards at the same time, the bent rod is loosened, the first spring rebounds to drive the bent rod to move rightwards, then the cleaning brush moves rightwards, the filter screen is cleaned, dust obtained after cleaning is pumped out by the draught fan, workers can conveniently clean the filter screen manually, and the energy-saving effect is improved. And meanwhile, the dust cleaning effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to nitrogen making machine technical field, concretely is a kind of energy-saving variable pressure nitrogen making machine. BACKGROUND

[0002] Nitrogen making machine is with air as raw material, with high-quality carbon molecular sieve as adsorbent, using variable pressure adsorption principle (PSA), utilize the molecular sieve full of micropore, selective adsorption is carried out to air, to achieve the purpose of oxygen-nitrogen separation.

[0003] The second branch pipe of the prior energy-saving variable pressure nitrogen making machine (application number: 202323504478.1) is connected with the second valve close to the air buffer tank at one end away from the cross pipe;Close two first valves, open two second valves, remove the bolts on the box cover, and the filter screen between the two first valves can be taken out and replaced, the above still exists, when carrying out nitrogen making work, compressed air is injected into the shell by the air compressor, the air is filtered by the filter screen, the filtered air enters the air buffer tank, and enters the adsorption tower through the connecting pipe to realize the generation of nitrogen, and the nitrogen is stored in the nitrogen storage tank through the connecting pipe, in order to ensure the normal work of nitrogen generation, the filter screen needs to be cleaned, the above device drives the cleaning brush to clean the filter screen by the driving of electric push rod, when the single cleaning brush cleans, dust is easy to splash and float in the inner wall of shell, it is more troublesome to clean and collect, it is not convenient for workers to manually clean the filter screen, and the energy-saving effect is poor, and the cleaning effect of dust is poor, it is not convenient to carry out double filtration work on compressed air, and the filtering effect is poor. UTILITARIAN CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art that it is inconvenient for workers to manually clean the filter screen, the energy-saving effect is poor, the cleaning effect of dust is poor, and it is not convenient to carry out double filtration work on compressed air, and the filtering effect is poor, and provides an energy-saving variable pressure nitrogen making machine.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] The utility model designs an energy -conserving variable pressure nitrogen making machine, including the bottom plate, one side of the top of bottom plate is fixedly connected with the vertical board, the vertical board one side top is fixedly connected with air compressor, the other side of vertical board bottom is fixedly connected with the shell, the vertical board one side bottom is fixedly connected with the casing, the casing bottom and one side of the top of bottom plate are fixedly connected, the casing top inner wall and air compressor output are fixedly connected, the vertical board one side bottom inner wall clearance fit has the straight piece, the straight piece outer wall clearance fit has the filter screen, the filter screen outer wall one side and the casing one side top inner wall clearance fit, the filter screen one end is fixedly connected with the block, the casing one side top is fixedly connected with the cross piece, the cross piece and the inner wall of block all clearance fit has the vertical rod, the vertical board one side is equipped with the cleaning structure.

[0007] Preferably, the cleaning structure includes a curved rod, one side of the outer wall of the curved rod is clearance fitted with the inner wall below the vertical plate, one side of the outer wall of the curved rod is fixedly connected with a vertical block, the inner wall of one side of the vertical block is threadedly connected with the inner wall below one side of the vertical plate through bolts, one end of the curved rod is fixedly connected with a cleaning brush, the bottom of the cleaning brush is attached to one side of the top of the filter screen, one end of the curved rod is fixedly connected with spring one, one end of spring one is fixedly connected with the vertical plate below one side, the front of the cleaning brush is provided with a valve, the outer wall rear of the valve is fixedly connected with the inner wall of one side of the front end face of the casing, the front end of the valve is fixedly connected with a curved pipe, the inner wall of one end of the curved pipe is fixedly connected with a pipe body one, the outer wall one side of the pipe body one is fixedly connected with a square box, the rear end of the square box is fixedly connected with one side of the front end face of the casing, the inner wall one end of the square box is fixedly connected with a fan, the inner wall of one end of the square box is fixedly connected with a pipe body two.

[0008] Preferably, the inner wall of one side below the casing is fixedly connected with a straight pipe, one end of the straight pipe is fixedly connected with an air buffer tank, the bottom of the air buffer tank is fixedly connected with the top of the bottom plate.

[0009] Preferably, the top of the air buffer tank is provided with a connecting pipe one, one end of the connecting pipe one is provided with an adsorption tower, the bottom of the adsorption tower is fixedly connected with one side of the top of the bottom plate.

[0010] Preferably, one side of the top of the adsorption tower is provided with a connecting pipe two, one end of the connecting pipe two is provided with a nitrogen storage tank, the bottom of the nitrogen storage tank is fixedly connected with one side of the top of the bottom plate.

[0011] Preferably, the inner wall of one end of the block clearance fits with an insertion rod, one side of the outer wall of the insertion rod clearance fits with the recess of one side of the vertical rod, the outer wall of the insertion rod clearance fits with spring two, the left and right ends of spring two are fixedly connected with one side of the outer wall of the insertion rod and one end of the inner wall of the block respectively.

[0012] The energy-saving variable pressure nitrogen making machine has the advantages that when the device is used, the external collecting bag can be sleeved on the outer wall of the pipe body two, the fan starts to work, the valve is opened, the fan draws out the dust in the shell, the vertical block is separated from the vertical plate by rotating the bolt, the curved rod is pulled to the left, the curved rod pulls the spring one and drives the cleaning brush to move to the left, the curved rod is loosened, the spring one rebounds and drives the curved rod to move to the right, the cleaning brush moves to the right, the filter screen is cleaned, the dust after cleaning is drawn out by the fan, the staff manually cleans the filter screen, the energy-saving effect is improved, and the dust cleaning effect is improved.

[0013] When the device is used, the filter screen is inserted into the inner wall of one end of the shell, the filter screen is inserted on the outer wall of the straight block, the vertical rod is inserted into the inner wall of the block and the block body, the spring two drives the inserting rod to move to the left, the inserting rod is inserted into the groove of the vertical rod, the filter screen is fixed, the two filter screens can double-filter the dust, the compressed air is double-filtered, and the filtering effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a structural schematic view of the utility model;

[0015] Fig. 2 It is a structural schematic view of the bottom plate, the vertical plate and the air compressor of the utility model;

[0016] Fig. 3 It is a structural schematic view of the curved pipe, the valve and the pipe body one of the utility model;

[0017] Fig. 4 It is a structural schematic view of the curved rod, the spring one and the vertical block of the utility model;

[0018] Fig. 5 It is a structural schematic view of the filter screen, the curved rod and the cleaning brush of the utility model;

[0019] Fig. 6 It is a structural schematic view of the block, the inserting rod and the spring two of the utility model.

[0020] In the figure: 1, the base plate, 2, the cleaning structure, 2a1, the curved rod, 2a2, spring one, 2a3, the vertical block, 2a4, the cleaning brush, 2a5, the curved pipe, 2a6, the valve, 2a7, the square box, 2a8, the pipe body one, 2a9, the fan, 2a10, the pipe body two, 2b1, the handle, 3, the vertical plate, 4, the air compressor, 5, the shell, 6, the shell, 7, the straight pipe, 8, the air buffer tank, 9, the connecting pipe one, 10, the adsorption tower, 11, the connecting pipe two, 12, the nitrogen storage tank, 13, the straight block, 14, the filter screen, 15, the block, 16, the cross block, 17, the vertical rod, 18, the plug rod, 19, spring two. DETAILED DESCRIPTION

[0021] The utility model will be further described below in connection with the drawings:

[0022] Example 1:

[0023] Refer to the drawings Figs. 1-6 In this embodiment, an energy-saving variable pressure nitrogen making machine includes a base plate 1, the top of the base plate 1 is fixedly connected with a vertical plate 3, the upper side of the vertical plate 3 is fixedly connected with an air compressor 4, the model of the air compressor 4 is determined according to the actual use, the lower side of the other side of the vertical plate 3 is fixedly connected with a shell 6, the lower side of the vertical plate 3 is fixedly connected with a shell 5, the bottom of the shell 5 is fixedly connected with the top of the base plate 1, the top inner wall of the shell 5 is fixedly connected with the output end of the air compressor 4, and the lower side of the vertical plate 3 is gap-fitted with a straight block 13.

[0024] The outer wall of the straight block 13 is gap-fitted with a filter screen 14, the material and mesh number of the filter screen 14 are determined according to the actual use, the outer wall of the filter screen 14 is gap-fitted with the upper inner wall of one side of the shell 5, the upper inner wall of the one side of the shell 5 is fixedly connected with a sealing gasket, one end of the filter screen 14 is fixedly connected with a block 15, the upper side of the shell 5 is fixedly connected with a cross block 16, the inner walls of the cross block 16 and the block 15 are both gap-fitted with a vertical rod 17, the lower inner wall of the shell 5 is fixedly connected with a straight pipe 7, one end of the straight pipe 7 is fixedly connected with an air buffer tank 8, and the bottom of the air buffer tank 8 is fixedly connected with the top of the base plate 1.

[0025] The top of the air buffer tank 8 is provided with a connecting pipe one 9, one end of the connecting pipe one 9 is provided with an adsorption tower 10, the bottom of the adsorption tower 10 is fixedly connected with the top of the base plate 1, the top of the adsorption tower 10 is provided with a connecting pipe two 11, one end of the connecting pipe two 11 is provided with a nitrogen storage tank 12, the bottom of the nitrogen storage tank 12 is fixedly connected with the top of the base plate 1, the inner wall of one end of the block 15 is gap-fitted with a plug rod 18, and the outer wall of one side of the plug rod 18 is gap-fitted with the groove of one side of the vertical rod 17.

[0026] The outer wall gap of the plug rod 18 is matched with the spring 2, the spring 2 gives the plug rod 18 a left force, the left and right ends of the spring 2 are fixedly connected with the outer wall side of the plug rod 18 and the inner wall end of the block 15 respectively, one side of the vertical plate 3 is provided with the cleaning structure 2, the cleaning structure 2 is convenient for the staff to manually clean the filter screen 14, thereby improving the energy saving effect, and the cleaning effect of dust is improved.

[0027] The cleaning structure 2 comprises a curved rod 2a1, the outer wall side of the curved rod 2a1 is matched with the lower inner wall of the vertical plate 3 in a gap, the lower inner wall of the vertical plate 3 is fixedly connected with a sealing sleeve, the outer wall side of the curved rod 2a1 is fixedly connected with a vertical block 2a3, one end of the vertical block 2a3 is fixedly connected with a rubber pad, the inner wall of one side of the vertical block 2a3 is threadedly connected with the lower inner wall of one side of the vertical plate 3 through a bolt, one end of the curved rod 2a1 is fixedly connected with a cleaning brush 2a4, and the bottom of the cleaning brush 2a4 is attached to one side of the top of the filter screen 14.

[0028] One end of the curved rod 2a1 is fixedly connected with a spring 1 2a2, the spring 1 2a2 gives the curved rod 2a1 a right force, one end of the spring 1 2a2 is fixedly connected with one side of the vertical plate 3, the front of the cleaning brush 2a4 is provided with a valve 2a6, the rear of the outer wall of the valve 2a6 is fixedly connected with the inner wall of one side of the front end face of the shell 5, the front end of the valve 2a6 is fixedly connected with a curved pipe 2a5, one end of the inner wall of the curved pipe 2a5 is fixedly connected with a pipe body 1 2a8, and the outer wall side of the pipe body 1 2a8 is fixedly connected with a square box 2a7.

[0029] The rear end of the square box 2a7 is fixedly connected with one side of the front end face of the shell 5, the inner wall end of the square box 2a7 is fixedly connected with a fan 2a9, the model of the fan 2a9 is determined according to actual use, and the inner wall end of the square box 2a7 is fixedly connected with a pipe body 2 2a10, so as to facilitate the staff to manually clean the filter screen 14, thereby improving the energy saving effect, and the cleaning effect of dust is improved.

[0030] Working principle:

[0031] When carrying out the nitrogen production work:

[0032] Insert the filter screen 14 into the inner wall of one end of the shell 5, and at the same time, make the filter screen 14 inserted into the outer wall of the straight block 13, insert the vertical rod 17 into the inner wall of the horizontal block 16 and the block 15, drive the insertion rod 18 to move left by the spring two 19, and then make the insertion rod 18 inserted into the groove of the vertical rod 17, and then realize the fixation of the filter screen 14, the air compressor 4 starts to work, and then the compressed air is injected into the inside of the shell 5, the filter screen 14 blocks the dust in the compressed air, and the filtered compressed air enters into the inside of the air buffer tank 8 through the straight pipe 7, the air enters into the inside of the adsorption tower 10 through the connecting pipe one 9, and then the nitrogen gas is generated, the generated nitrogen gas enters into the inside of the nitrogen gas storage tank 12 through the connecting pipe two 11, the air compressor 4 can control the pressure of the output compressed air, and then the pressure change work is realized, when it is needed to clean the filter screen 14, the external collection bag is sleeved on the outer wall of the pipe body two 2a10, the fan 2a9 starts to work, the valve 2a6 is opened, the fan 2a9 draws out the dust in the shell 5, at the same time, the bolt is rotated, the vertical block 2a3 is separated from the vertical plate 3, the curved rod 2a1 is pulled left, the curved rod 2a1 stretches the spring one 2a2 and drives the cleaning brush 2a4 to move left at the same time, the curved rod 2a1 is loosened, the spring one 2a2 rebounds and drives the curved rod 2a1 to move right, and then the cleaning brush 2a4 moves right, and then the filter screen 14 is cleaned, and the cleaned dust is drawn out by the fan 2a9.

[0033] Embodiment 2:

[0034] Refer to the attached Figs. 1-6 In the embodiment, the cleaning structure 2 can further include a handle 2b1, one end of the handle 2b1 is fixedly connected with one end of the curved rod 2a1, and the outer wall of the handle 2b1 is fixedly connected with a rubber sleeve.

[0035] Working principle:

[0036] The handle 2b1 is arranged, so as to facilitate the staff to pull the curved rod 2a1, and then facilitate the staff to operate.

[0037] Although the utility model has been illustrated and described by referring to the preferred embodiments, it should be understood by those skilled in the art that various changes in form and details can be made within the scope of the claims.

Claims

1. An energy-saving variable pressure nitrogen making machine comprising a base plate (1), characterized in that: The top side of the bottom plate (1) is fixedly connected with a vertical plate (3), one side of the vertical plate (3) is fixedly connected with an air compressor (4), the other side of the vertical plate (3) is fixedly connected with a shell (6), the bottom of the shell (6) is fixedly connected with the top of the bottom plate (1), the top of the shell (5) is fixedly connected with the output end of the air compressor (4), the vertical plate (3) is fixedly connected with a straight block (13) on the lower side of the vertical plate (3), the outer wall of the straight block (13) is matched with a filter screen (14), the outer wall of the filter screen (14) is matched with the inner wall of the shell (5), one end of the filter screen (14) is fixedly connected with a block (15), the top of the shell (5) is fixedly connected with a horizontal block (16), the inner wall of the horizontal block (16) and the block (15) is matched with a vertical rod (17), and the vertical plate (3) is provided with a cleaning structure (2).

2. The energy-saving variable pressure nitrogen making machine according to claim 1, characterized in that: The cleaning structure (2) comprises a curved rod (2a1), the outer wall of the curved rod (2a1) is matched with the inner wall of the vertical plate (3), the outer wall of the curved rod (2a1) is fixedly connected with a vertical block (2a3), the inner wall of the vertical block (2a3) is fixedly connected with the inner wall of the vertical plate (3) through a bolt, one end of the curved rod (2a1) is fixedly connected with a cleaning brush (2a4), the bottom of the cleaning brush (2a4) is matched with the top of the filter screen (14), one end of the curved rod (2a1) is fixedly connected with a spring (2a2), one end of the spring (2a2) is fixedly connected with the vertical plate (3), the front of the cleaning brush (2a4) is provided with a valve (2a6), the outer wall of the valve (2a6) is fixedly connected with the inner wall of the shell (5), the front end of the valve (2a6) is fixedly connected with a curved pipe (2a5), one end of the curved pipe (2a5) is fixedly connected with a pipe body (2a8), the outer wall of the pipe body (2a8) is fixedly connected with a square box (2a7), the rear end of the square box (2a7) is fixedly connected with the shell (5), the inner wall of the square box (2a7) is fixedly connected with a fan (2a9), and the inner wall of the square box (2a7) is fixedly connected with a pipe body (2a10).

3. The energy-saving pressure swing nitrogen generator according to claim 1, characterized in that: The inner wall of the shell (5) is fixedly connected with a straight pipe (7), one end of the straight pipe (7) is fixedly connected with an air buffer tank (8), and the bottom of the air buffer tank (8) is fixedly connected with the top of the bottom plate (1).

4. The energy-saving variable pressure nitrogen making machine according to claim 3, characterized in that: The top of the air buffer tank (8) is provided with a connecting pipe (9), one end of the connecting pipe (9) is provided with an adsorption tower (10), and the bottom of the adsorption tower (10) is fixedly connected with the top of the bottom plate (1).

5. The energy-saving variable pressure nitrogen making machine according to claim 4, characterized in that: One end of the connecting pipe two (11) is provided with a nitrogen storage tank (12), and the bottom of the nitrogen storage tank (12) is fixedly connected with the top side of the bottom plate (1).

6. The energy-saving pressure swing nitrogen generator of claim 1, wherein: The inner wall gap of one end of the block (15) is matched with a plug rod (18), and the outer wall side of the plug rod (18) is matched with the side groove of one side of the vertical rod (17) in a gap. The outer wall of the plug rod (18) is matched with spring two (19) in a gap, and the left and right ends of the spring two (19) are respectively fixedly connected with the outer wall side of the plug rod (18) and the inner wall of one end of the block (15).

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