CN219559997U - Dust filter of nitrogen making machine - Google Patents

Abstract

The utility model belongs to the technical field of nitrogen making machines, and particularly relates to a dust filtering device of a nitrogen making machine, which comprises a base and is characterized in that: the utility model discloses a dust removing plastic ball combined electrostatic dust removing device, which is characterized in that an air compressor is fixedly arranged on the upper surface of a base, one side of the air compressor is communicated with a dust filtering mechanism, one side of the dust filtering mechanism, which is far away from the air compressor, is connected with an air buffer tank, one side of the air buffer tank, which is far away from the dust filtering mechanism, is communicated with a nitrogen generator adsorption tower, the inside of the nitrogen generator adsorption tower is fixedly connected with a carbon molecular sieve tower, one side of the nitrogen generator adsorption tower, which is far away from the air buffer tank, is communicated with a nitrogen storage tank, and one side of the nitrogen storage tank, which is far away from the nitrogen generator adsorption tower, is fixedly provided with a discharge pipe.

Description

Dust filter of nitrogen making machine

Technical Field

The utility model belongs to the technical field of nitrogen making machines, and particularly relates to a dust filtering device of a nitrogen making machine.

Background

The nitrogen making machine is mainly used in the industries of chemical industry, petroleum and natural gas, metallurgy and the like, when the nitrogen making machine works, air is used as a raw material, nitrogen and oxygen are separated by a physical method to obtain nitrogen, and because the air contains a large amount of dust, the nitrogen making machine works for a long time to separate the air containing the dust, so that the service life of the nitrogen making machine is reduced, and at the moment, a dust filter is needed to filter the dust.

The prior art discloses the application number: the utility model provides a nitrogen making machine with dust filter equipment of CN202121186075.5 includes the base, fixed surface installs air compressor on the base, air compressor one side intercommunication has dust filtering mechanism, one side that air compressor was kept away from to dust filtering mechanism is connected with the air buffer tank, one side intercommunication that dust filter was kept away from to the air buffer tank has the nitrogen making machine adsorption tower, the inside fixedly connected with carbon molecular sieve tower of nitrogen making machine adsorption tower, one side intercommunication that air buffer tank was kept away from to the nitrogen making machine adsorption tower has the nitrogen gas holding vessel.

However, in the prior art, dust is removed only by spraying water through a high-pressure spray head, dust removal is incomplete, a large amount of water gas and air after dust removal enter a subsequent absorption tower together, the working pressure of the absorption tower is increased, the maintenance period of the absorption tower is shortened, the labor intensity of workers is increased, and the production efficiency is reduced by shutting down equipment.

Disclosure of Invention

The utility model provides a dust filtering device of a nitrogen making machine, which aims to overcome the defects of the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a dust filter equipment of nitrogen making machine, includes base 1, its characterized in that: the utility model discloses a nitrogen generator adsorption tower, including base 1, air compressor 2, dust filter mechanism 3, air buffer tank 4, nitrogen generator adsorption tower 5 inside fixedly connected with carbon molecular sieve tower, nitrogen generator adsorption tower 5 is kept away from air buffer tank 4's one side intercommunication and is had nitrogen storage tank 6, nitrogen storage tank 6 is kept away from nitrogen generator adsorption tower 5's one side fixed mounting and is had blowing pipe 7.

Optionally, the dust filtering mechanism 3 includes the rose box 301, rose box 301 passes through bolt fixed mounting on base 1, the vertical active carbon filter screen 308 that is fixed with in rose box 301 inner wall left side, the inner wall bottom surface right side fixed mounting of rose box 301 has dust collecting tank 302, dust collecting tank 302 top fixed mounting has filter cylinder 303, dust collecting port 304 has been seted up to filter cylinder 303 bottom, filter cylinder 303's center is fixed with axis of rotation 305, the wind channel 3013 has all been seted up on filter cylinder 303's left and right sides, evenly be fixed with arc baffle 306 on the axis of rotation 305, install motor 307 in one side of axis of rotation 305, it has dust removal plastic ball 3014 to fill between the arc baffle 306.

Optionally, the filter drum 303 is fixedly provided with a static electricity generator 309 and a static electricity eliminator 3010 near both sides of the dust collecting opening 304.

Optionally, a ventilation net 3015 is fixedly installed on one side of the air duct 3013 close to the inner wall of the filter drum 303.

Optionally, the rotating shaft 305 is rotatably connected with the front and rear inner walls of the filter box 301 through bearings, and an output shaft of the motor 307 is fixedly connected with the inner wall of the filter box 301.

Optionally, the top of the dust collecting opening 304 is uniformly perforated with dust leakage holes 3012, and a side of the arc-shaped partition 306 away from the rotation shaft 305 is uniformly perforated with ventilation holes 3011.

Optionally, a certain gap is left between the dust removing plastic balls 3014.

In summary, compared with the prior art, the utility model has the following beneficial effects:

1. the utility model uses the principle of the dust removal plastic balls matched with electrostatic dust removal to remove dust, does not generate water and gas to enter the subsequent nitrogen making machine adsorption tower, reduces the working pressure of the adsorption tower, prolongs the maintenance period of the adsorption tower, and reduces the working strength of staff.

2. The utility model adopts the mode of combining the dedusting plastic balls with the electrostatic dedusting principle to filter dust, has long service life and long replacement period in the device for recycling, and can lighten the working pressure of workers.

3. The active carbon filter screen is vertically fixed on the left side of the inner wall of the filter box, most dust is removed after compressed air passes through the filter drum, and the dust is further removed through the active carbon filter screen, so that the dust removal rate is improved, and the active carbon filter screen is not easy to block.

Drawings

FIG. 1 is an overall perspective view of the present utility model;

FIG. 2 is a perspective view showing the internal structure of the filtering mechanism of the present utility model;

FIG. 3 is a partial view of the utility model A;

FIG. 4 is a cross-sectional view of a filter mechanism of the present utility model.

In the figure: 1. a base; 2. an air compressor; 3. a dust filtering mechanism; 4. an air buffer tank; 5. an adsorption tower of the nitrogen making machine; 6. a nitrogen storage tank; 7. discharging pipes; 301. a filter box; 302. a dust collection tank; 303. a filter drum; 304. a dust collection port; 305. a rotating shaft; 306. an arc-shaped partition plate; 307. a motor; 308. an active carbon filter screen; 309. an electrostatic emitter; 3010. a static eliminator; 3011. a vent hole; 3012. dust leakage holes; 3013. an air duct; 3014. dust removing plastic balls; 3015. a ventilation net.

Detailed Description

In order to enable those skilled in the art to better understand the present utility model, the following description will make clear and complete descriptions of the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to figures 1-4, a dust filtering device of a nitrogen making machine comprises a base 1, wherein an air compressor 2 is fixedly arranged on the upper surface of the base 1, one side of the air compressor 2 is communicated with a dust filtering mechanism 3), one side of the dust filtering mechanism 3, which is far away from the air compressor 2, is connected with an air buffer tank 4, one side of the air buffer tank 4, which is far away from the dust filtering mechanism 3, is communicated with a nitrogen making machine adsorption tower 5, a carbon molecular sieve tower is fixedly connected inside the nitrogen making machine adsorption tower 5, one side of the nitrogen making machine adsorption tower 5, which is far away from the air buffer tank 4, is communicated with a nitrogen storage tank 6, one side of the nitrogen storage tank 6, which is far away from the nitrogen making machine adsorption tower 5, is fixedly provided with a discharge pipe 7, the air compressor 2 compresses air and then conveys the air into the dust filtering mechanism 3, then the dust in the air is removed through the filtration of the dust filtering mechanism 3, the air after the dust is removed enters the air buffer tank 4 for storage for standby, and the carbon molecular sieve arranged in the nitrogen generator adsorption tower 5 is used for nitrogen separation, because the diameter of oxygen molecules is smaller than that of nitrogen molecules, the diffusion speed of the oxygen molecules is hundreds of times faster than that of the nitrogen molecules, the carbon molecular sieve can adsorb the oxygen molecules more than 90% in one minute, and the nitrogen molecules only adsorb about 5%, so that most of the absorption of the carbon molecular sieve is oxygen, the rest of the air is nitrogen, the rest of the nitrogen enters the nitrogen storage tank 6 for storage, and the nitrogen can be discharged from the discharge pipe 7.

The dust filtering mechanism 3 comprises a filtering box 301, the filtering box 301 is fixedly arranged on a base 1 through bolts, an active carbon filter screen 308 is vertically fixed on the left side of the inner wall of the filtering box 301, a dust collecting groove 302 is fixedly arranged on the right side of the bottom surface of the inner wall of the filtering box 301, a filtering roller 303 is fixedly arranged above the dust collecting groove 302, a dust collecting opening 304 is formed in the bottom of the filtering roller 303, a rotating shaft 305 is fixedly arranged at the center of the filtering roller 303, air channels 3013 are formed in the left side and the right side of the filtering roller 303, arc-shaped partition plates 306 are uniformly fixed on the rotating shaft 305, a motor 307 is arranged in one side of the rotating shaft 305, a certain gap is reserved between dust removing plastic balls 3014 filled between the arc-shaped partition plates 306, the dust removing plastic balls 3014 have a rolling space, adsorbed dust is easy to fall down, and compressed air passes through the active carbon filter screen 308 for secondary dust removal after being dedusted in the filtering roller 303.

The filter drum 303 is fixedly provided with an electrostatic generator 309 and an electrostatic eliminator 3010 on both sides near the dust collection port 304, the electrostatic generator 309 causes the dust-removing plastic balls 3014 to attach electrostatic attraction dust, and the electrostatic eliminator 3010 causes the dust-removing plastic balls 3014 to lose electrostatic attraction and causes the dust to fall. One side of the air channel 3013, which is close to the inner wall of the filter drum 303, is fixedly provided with an air net 3015, and dust removal plastic balls 3014 are prevented from sliding out through the air channel 3013. The rotation shaft 305 is rotatably connected with the front and rear inner walls of the filter box 301 through bearings, an output shaft of the motor 307 is fixedly connected with the inner wall of the filter box 301, and the motor 307 is started to drive the rotation shaft 305 to rotate so as to drive the arc-shaped partition 306 to rotate. Dust leakage holes 3012 are uniformly formed in the top of the dust collection opening 304 in a penetrating manner, vent holes 3011 are uniformly formed in one side, far away from the rotating shaft 305, of the arc-shaped partition plate 306 in a penetrating manner, compressed air can circulate in the filter drum through the vent holes 3011, and dust falls into the dust collection groove 302 through the dust leakage holes 3012 to be stored.

Working principle: the motor 307 is reversely started to drive the rotating shaft 305 to rotate, so that the arc-shaped partition plates 306 fixed on the rotating shaft 305 are driven to rotate together, the dust-removing plastic balls 3014 between the arc-shaped partition plates 306 are pushed to do circular motion in the filter roller 303, static electricity is attached to the dust-removing plastic balls 3014 when passing through the static electricity generator 309, dust in the air is adsorbed by the dust-removing plastic balls 3014 when passing through the static electricity generator 3014, static electricity is eliminated when the static electricity-removing plastic balls 3014 attached with dust passes through the static electricity eliminator 3010, and because a certain gap exists between the dust-removing plastic balls 3014, the dust-removing plastic balls 3014 always roll, and easily fall from the dust-removing plastic balls 3014 when passing through the dust leakage holes 3012 and fall into the dust collection groove 302 below the dust collection holes 3012, and the dust flows out through the air duct 3013 after dust removal, and finally the air passes through the active carbon filter screen 308 to enter the nitrogen making machine.

While the foregoing description illustrates and describes the preferred embodiments of the present utility model, it is to be understood that the utility model is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as expressed herein, either as a result of the foregoing teachings or as a result of the knowledge or technology of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims (6)

1. The utility model provides a dust filter equipment of nitrogen making machine, includes base (1), its characterized in that: the utility model discloses a nitrogen generator adsorption tower, including base (1), air compressor (2) is fixed surface mounting on base (1), air compressor (2) one side intercommunication has dust filtration mechanism (3), one side that air compressor (2) was kept away from to dust filtration mechanism (3) is connected with air buffer tank (4), one side that dust filtration mechanism (3) was kept away from to air buffer tank (4) intercommunication has nitrogen generator adsorption tower (5), nitrogen generator adsorption tower (5) inside fixedly connected with carbon molecular sieve tower, one side that air buffer tank (4) was kept away from to nitrogen generator adsorption tower (5) intercommunication has nitrogen storage tank (6), one side of the nitrogen storage tank (6) far away from the nitrogen generator adsorption tower (5) is fixedly provided with a discharge pipe (7), the dust filtering mechanism (3) comprises a filtering box (301), the filtering box (301) is fixedly arranged on the base (1) through bolts, an activated carbon filter plate (308) is vertically fixed on the left side of the inner wall of the filtering box (301), a dust collecting groove (302) is fixedly arranged on the right side of the bottom surface of the inner wall of the filtering box (301), a filtering roller (303) is fixedly arranged above the dust collecting groove (302), a dust collecting opening (304) is formed in the bottom of the filtering roller (303), a rotating shaft (305) is fixedly arranged in the center of the filtering roller (303), air channels (3013) are formed in the left side and the right side of the filter roller (303), arc-shaped partition plates (306) are uniformly fixed on the rotating shaft (305), a motor (307) is installed in one side of the rotating shaft (305), and dust removal plastic balls (3014) are filled between the arc-shaped partition plates (306).

2. A dust filter device of a nitrogen making machine according to claim 1, wherein the two sides of the filter drum (303) close to the dust collecting opening (304) are fixedly provided with an electrostatic generator (309) and an electrostatic eliminator (3010).

3. The dust filter device of a nitrogen making machine according to claim 1, wherein: one side of the air duct (3013) close to the inner wall of the filter drum (303) is fixedly provided with an air ventilation net (3015).

4. The dust filter device of a nitrogen making machine according to claim 1, wherein: the rotating shaft (305) is rotatably connected with the front and rear inner walls of the filter box (301) through bearings, and an output shaft of the motor (307) is fixedly connected with the inner wall of the filter box (301).

5. The dust filter device of a nitrogen making machine according to claim 1, wherein: dust leakage holes (3012) are uniformly formed in the tops of the dust collecting holes (304) in a penetrating mode, and vent holes (3011) are uniformly formed in one side, far away from the rotating shaft (305), of the arc-shaped partition plate (306) in a penetrating mode.

6. The dust filter device of a nitrogen making machine according to claim 1, wherein: a certain gap is reserved between the dust removing plastic balls (3014).