Cracking device for nitrogen generator

Abstract

The utility model relates to the technical field of nitrogen preparation, and discloses a cracking device for a nitrogen generator, which comprises a bottom plate, the front end of the middle of the top of the bottom plate is fixedly connected with a filter barrel, the top of the filter barrel is provided with a barrel cover, and the top of the barrel cover is fixedly connected with a brake motor. The output end of the brake motor is fixedly connected with a rotating rod, the outer ring of the rotating rod is fixedly connected with uniformly distributed scrapers, the two sides of the top of the inner wall of the filter barrel are fixedly connected with second sliding grooves, the inner walls of the second sliding grooves are slidably connected with clamping plates, and a filter screen is fixedly connected between the clamping plates. According to the utility model, air is fed into the filter screen in the filter barrel through the air pump and the fifth pipeline, then dust and chippings in the air are filtered by the filter screen, and the brake motor drives the rotating rod and the scraper blade to rotate, so that the dust and the chippings adhered to the inner wall of the filter screen can be scraped off, and the filtering effect of the filter screen is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to nitrogen preparation technical field, concretely for a kind of for nitrogen generator cracking device. BACKGROUND

[0002] Nitrogen generator is a kind of equipment that nitrogen in air can be separated, it mainly utilizes physical or chemical method, such as pressure swing adsorption (PSA) technology, membrane separation technology etc., in PSA method, nitrogen is obtained by the adsorption of adsorbent to oxygen and other impurities.

[0003] Nitrogen generator cracking device is a kind of equipment for generating nitrogen, it mainly prepares nitrogen by cracking nitrogen-containing compounds etc., and its core is to release nitrogen element in raw material in the form of nitrogen by using specific method, it can provide protective gas for reaction in chemical industry, is used for cleaning and protecting electronic components in electronic industry, can prevent metal oxidation in metal heat treatment, and has wide industrial application.

[0004] The existing nitrogen generator cracking device still has the following problems: the dust and impurities in the air cannot be effectively removed, when preparing nitrogen using air, a special filter screen is usually used to filter the air, but long-time work can cause dust and impurities to accumulate, reducing the filtering effect, to solve the above problems, a nitrogen generator cracking device is provided. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of for nitrogen generator cracking device, solve the problem that dust and impurities in the air cannot be effectively removed in background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of for nitrogen generator cracking device, including bottom plate, the top middle front end of the bottom plate is fixedly connected with filter barrel, the top of the filter barrel is provided with barrel cover, the top of the barrel cover is fixedly connected with brake motor, the output of the brake motor is fixedly connected with rotating rod, the outer circle of the rotating rod is fixedly connected with the scraper of uniform distribution, the inner wall top of the filter barrel is fixedly connected with second sliding groove on both sides, the inner wall of the second sliding groove is slidably connected with clamping plate, the clamping plate is fixedly connected with filter screen, the bottom of the filter screen and the bottom of the filter barrel are in contact with each other, the inner wall of the filter screen and the scraper are in contact with each other, the top middle of the bottom plate is fixedly connected with second molecular sieve adsorber, the top left side of the second molecular sieve adsorber is provided with sixth pipeline, another end of the sixth pipeline is penetrated and fixedly connected with gas cylinder, the bottom rear end of the gas cylinder is penetrated and fixedly connected with seventh pipeline, the other end of the seventh pipeline is provided with adsorption assembly.

[0007] By adopting the technical scheme, air is sent into the filter screen in the filter barrel through the air pump and the fifth pipeline, and then the filter screen filters dust and debris in the air, and the dust and debris adhered to the inner wall of the filter screen can be scraped off by rotating the rotating rod and the scraper driven by the brake motor, so as to ensure the filtering effect of the filter screen.

[0008] As a further description of the above technical scheme: the adsorption assembly comprises an adsorption box, the adsorption box is penetrated by the seventh pipeline and is fixedly connected, the bottom of the adsorption box is fixedly connected with the bottom plate, the inner wall of the adsorption box is fixedly connected with the first sliding groove on both sides, the inner wall of the first sliding groove is slidingly connected with the air diffuser frame, the bottom of the air diffuser frame is in contact with the bottom of the adsorption box, the top of the adsorption box is provided with a box cover, the rear end of the adsorption box is penetrated by the eighth pipeline and is fixedly connected, the other end of the eighth pipeline is penetrated by the first molecular sieve adsorber and is fixedly connected, and the top of the first molecular sieve adsorber is provided with the first pipeline.

[0009] By adopting the above technical scheme, nitrogen enters the gas cylinder, and air and other gases may exist in the gas cylinder. In order to obtain pure nitrogen, nitrogen is continuously filled into the gas cylinder, and then the mixed gas enters the adsorption box to adsorb impurity gas. Then the mixed gas of air and nitrogen enters the first molecular sieve adsorber, and the air can be reused.

[0010] As a further description of the above technical scheme: the outer circle of the first pipeline is provided with a third valve, and the other end of the first pipeline is penetrated by the gas cylinder and is fixedly connected.

[0011] By adopting the above technical scheme, the flow of the first pipeline is controlled by the third valve, and the nitrogen enters the gas cylinder through the first pipeline.

[0012] As a further description of the above technical scheme: the right side of the second molecular sieve adsorber is provided with the second pipeline, the other end of the second pipeline is provided with the air compressor, the other end of the air compressor is provided with the third pipeline, the other end of the third pipeline is penetrated by the bacteria removal filter and is fixedly connected, the left side of the bacteria removal filter is penetrated by the fourth pipeline and is fixedly connected, the other end of the fourth pipeline is penetrated by the filter barrel and is fixedly connected, and the bottom of the bacteria removal filter and the air compressor is fixedly connected with the bottom plate.

[0013] By adopting the above technical scheme, the compressed air enters the second molecular sieve adsorber through the second pipeline, the second molecular sieve adsorber processes the air, and nitrogen can be obtained initially. The air enters the air compressor through the third pipeline, the air compressor compresses the air, and then the air enters the second molecular sieve adsorber through the second pipeline. The dust-removed air enters the bacteria removal filter through the fourth pipeline for bacteria removal, and then the processed air is discharged through the third pipeline.

[0014] As a further description of the above technical solution: the outer circle of the seventh pipeline is provided with a second valve.

[0015] By adopting the above technical solution, the seventh pipeline is controlled by the second valve.

[0016] As a further description of the above technical solution: the outer circle of the sixth pipeline is provided with a first valve.

[0017] By adopting the above technical solution, the sixth pipeline is controlled by the first valve.

[0018] As a further description of the above technical solution: the top left side of the barrel cover is penetrated and fixedly connected with a fifth pipeline, the other end of the fifth pipeline is provided with an air pump, and the bottom of the air pump is fixedly connected with the bottom plate.

[0019] By adopting the above technical solution, the air pump is installed through the bottom plate, and then the air pump sends air into the filter screen in the filter barrel through the fifth pipeline.

[0020] As a further description of the above technical solution: the top of the control console is provided with a control panel, and the control panel is electrically connected with the air pump, the brake motor and the air compressor.

[0021] By adopting the above technical solution, the opening and closing of the air pump, the brake motor and the air compressor are controlled through the control panel.

[0022] Compared with the prior art, the beneficial effects of the present application are as follows:

[0023] 1. The nitrogen generator cracking device provided by the present application sends air into the filter screen in the filter barrel through the air pump and the fifth pipeline, then the filter screen filters the dust and debris in the air, and the dust and debris adhered to the inner wall of the filter screen are scraped off by the rotation of the rotating rod and the scraper driven by the brake motor, thereby ensuring the filtering effect of the filter screen.

[0024] 2. The nitrogen generator cracking device provided by the present application sends air into the filter screen in the filter barrel through the air pump and the fifth pipeline, then the filter screen filters the dust and debris in the air, and the dust and debris adhered to the inner wall of the filter screen are scraped off by the rotation of the rotating rod and the scraper driven by the brake motor, thereby ensuring the filtering effect of the filter screen. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 is a perspective view of the present application;

[0026] Figure 2 is a top view of the present application;

[0027] Figure 3 is a schematic diagram of the air diffuser frame of the present application;

[0028] Figure 4 is a schematic diagram of the structure of the present application;

[0029] Figure 5 is a schematic diagram of the structure of the present application.

[0030] In the figure: 1, first pipeline; 2, box cover; 3, bottom plate; 4, first molecular sieve adsorber; 5, adsorption box; 6, control panel; 7, control console; 8, second molecular sieve adsorber; 9, second pipeline; 10, third pipeline; 11, sterilization filter; 12, fourth pipeline; 13, filter barrel; 14, brake motor; 15, barrel cover; 16, fifth pipeline; 17, air pump; 18, gas cylinder; 19, sixth pipeline; 20, first valve; 21, seventh pipeline; 22, second valve; 23, third valve; 24, first chute; 25, air diffuser frame; 26, second chute; 27, clamping plate; 28, scraper plate; 29, rotating rod; 30, filter screen; 31, air compressor; 32, eighth pipeline. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0032] The present application will be described in detail with reference to the drawings in order to further understand the content of the present application.

[0033] In combination with Figure 1 and Figure 2The utility model discloses a kind of for nitrogen generator cracking device, including bottom plate 3, the top middle front end of bottom plate 3 is fixedly connected with filter barrel 13, the top middle of bottom plate 3 is fixedly connected with second molecular sieve adsorber 8, filter barrel 13 and second molecular sieve adsorber 8 are fixed by bottom plate 3, the top left side of second molecular sieve adsorber 8 is provided with sixth pipeline 19, another end of sixth pipeline 19 is fixedly connected with gas cylinder 18 and is penetrated, nitrogen enters gas cylinder 18 among from sixth pipeline 19, the bottom rear end of gas cylinder 18 is fixedly connected with seventh pipeline 21 and is penetrated, mixed gas enters adsorption tank 5 among by seventh pipeline 21, the right side bottom of second molecular sieve adsorber 8 is provided with second pipeline 9, compressed air enters second molecular sieve adsorber 8 among by second pipeline 9, second molecular sieve adsorber 8 processes air, nitrogen can be obtained initially, another end of second pipeline 9 is provided with air compressor 31, another end of air compressor 31 is provided with third pipeline 10, air enters air compressor 31 by third pipeline 10, after air compressor 31 compresses air, by second pipeline 9 into second molecular sieve adsorber 8, another end of third pipeline 10 is fixedly connected with bacteria-removing filter 11 and is penetrated, the left side of bacteria-removing filter 11 is fixedly connected with fourth pipeline 12 and is penetrated, another end of fourth pipeline 12 is fixedly connected with filter barrel 13 and is penetrated, after dust removal, air enters bacteria-removing filter 11 among by fourth pipeline 12 and is sterilized, then processed air is discharged by third pipeline 10, the bottom of bacteria-removing filter 11 and air compressor 31 is fixedly connected with bottom plate 3, bacteria-removing filter 11 and air compressor 31 are fixed by bottom plate 3, the outer ring of seventh pipeline 21 is provided with second valve 22, the outer ring of sixth pipeline 19 is provided with first valve 20, the flow of seventh pipeline 21 and sixth pipeline 19 is controlled respectively by second valve 22 and first valve 20, the top left side of barrel cover 15 is fixedly connected with fifth pipeline 16 and is penetrated, another end of fifth pipeline 16 is provided with air pump 17, the bottom of air pump 17 is fixedly connected with bottom plate 3, air pump 17 is installed by bottom plate 3, then air pump 17 sends air into filter screen 30 in filter barrel 13 by fifth pipeline 16, the top middle rear end of bottom plate 3 is fixedly connected with control console 7, the top of control console 7 is provided with control panel 6, control panel 6 is electrically connected with air pump 17, brake motor 14 and air compressor 31, the opening and closing of air pump 17, brake motor 14 and air compressor 31 are controlled by control panel 6.

[0034] Combining Figure 1 、 Figure 4 And Figure 5The top of the filter barrel 13 is provided with a barrel cover 15, the top of the barrel cover 15 is fixedly connected with a brake motor 14, the output end of the brake motor 14 is fixedly connected with a rotating rod 29, the outer circle of the rotating rod 29 is fixedly connected with uniformly distributed scrapers 28, the rotating rod 29 and the scrapers 28 are driven through the brake motor 14, both sides of the inner wall top of the filter barrel 13 are fixedly connected with second sliding grooves 26, the inner wall of the second sliding grooves 26 is slidably connected with clamping plates 27, the clamping plates 27 are fixedly connected with filter screens 30, through the cooperation of the clamping plates 27 and the second sliding grooves 26, the filter screens 30 can be limited so as not to rotate, the bottom of the filter screen 30 is in contact with the bottom of the filter barrel 13, the inner wall of the filter screen 30 is in contact with the scraper 28, the dust and debris adhered to the inner wall of the filter screen 30 are scraped off through the scraper 28, so that the filtering effect is ensured.

[0035] In combination Figures 1-3 The other end of the seventh pipeline 21 is provided with an adsorption assembly, the adsorption assembly comprises an adsorption box 5, the adsorption box 5 is penetrated by the seventh pipeline 21 and is fixedly connected, mixed gas enters the adsorption box 5 through the seventh pipeline 21, the bottom of the adsorption box 5 is fixedly connected with the bottom plate 3, the adsorption box 5 is fixed through the bottom plate 3, both sides of the inner wall of the adsorption box 5 are fixedly connected with first sliding grooves 24, the inner wall of the first sliding grooves 24 is slidably connected with air diffuser frames 25, the air diffuser frames 25 can stably slide through the first sliding grooves 24, the bottom of the air diffuser frame 25 is in contact with the bottom of the adsorption box 5, the top of the adsorption box 5 is provided with a box cover 2, the air diffuser frame 25 is fixed through the cooperation of the box cover 2 and the adsorption box 5, the rear end of the adsorption box 5 is penetrated by an eighth pipeline 32 and is fixedly connected, the other end of the eighth pipeline 32 is penetrated by a first molecular sieve adsorber 4 and is fixedly connected, the adsorbed gas enters the first molecular sieve adsorber 4 through the eighth pipeline 32, the top of the first molecular sieve adsorber 4 is provided with a first pipeline 1, the outer circle of the first pipeline 1 is provided with a third valve 23, the other end of the first pipeline 1 is penetrated by a gas cylinder 18 and is fixedly connected, the circulation of the first pipeline 1 is controlled through the third valve 23, nitrogen enters the gas cylinder 18 through the first pipeline 1.

[0036] The working principle is that when the air pump 17 is opened, air can be absorbed and sent into the filter screen 30 in the filter barrel 13 through the fifth pipeline 16, then the filter screen 30 filters the dust and debris in the air, at this time, the brake motor 14 is opened, the output end of the brake motor 14 rotates to drive the rotating rod 29 and the scraper 28 to rotate, so that the dust and debris adhered to the inner wall of the filter screen 30 can be scraped off, so that the filtering effect of the filter screen 30 can be ensured, and the situation that the filter screen 30 is blocked will not occur, the filtered air passes through the fourth pipeline 12 and is filtered by the bacteria filter 11, then passes through the third pipeline 10 and enters the air compressor 31 to compress the air, and finally passes through the second pipeline 9 and enters the second molecular sieve adsorber 8, so that nitrogen can be obtained, then the mixed gas enters the adsorption box 5 through the seventh pipeline 21, passes through the holes on the surface of the air diffuser frame 25 and is adsorbed by the activated carbon adsorbent in the air diffuser frame 25, then the mixed gas of air and nitrogen enters the first molecular sieve adsorber 4 through the eighth pipeline 32, so that the excess air can be used again, so that the nitrogen can be separated out, and then the air enters the gas cylinder 18 through the first pipeline 1, when the gas cylinder 18 is filled with nitrogen, the first valve 20, the second valve 22 and the third valve 23 are closed, and the collection is completed (when the activated carbon adsorbent needs to be replaced, the box cover 2 is opened, the air diffuser frame 25 is pulled out along the first sliding groove 24 and is poured out, then the new activated carbon adsorbent is filled and installed back, and the collection is completed).

[0037] It should be noted that, in the present document, the terms such as first and second, etc., are used merely to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between such entities or operations. In addition, the terms "comprising", "containing" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such a process, method, article or equipment.

[0038] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A cracking device for a nitrogen generator comprising a base plate (3), characterized in that: The top of the bottom plate (3) is fixedly connected with a filter barrel (13), the top of the filter barrel (13) is provided with a barrel cover (15), the top of the barrel cover (15) is fixedly connected with a brake motor (14), the output end of the brake motor (14) is fixedly connected with a rotating rod (29), the outer circle of the rotating rod (29) is fixedly connected with uniformly distributed scrapers (28), the inner wall top of the filter barrel (13) is fixedly connected with second sliding grooves (26) on both sides, the inner wall of the second sliding groove (26) is slidably connected with clamping plates (27), the clamping plates (27) are fixedly connected with a filter screen (30) between them, the bottom of the filter screen (30) is in contact with the bottom of the filter barrel (13), the inner wall of the filter screen (30) is in contact with the scraper (28), the top of the bottom plate (3) is fixedly connected with a second molecular sieve adsorber (8), the top left side of the second molecular sieve adsorber (8) is provided with a sixth pipeline (19), the other end of the sixth pipeline (19) penetrates and is fixedly connected with a gas cylinder (18), the bottom rear end of the gas cylinder (18) penetrates and is fixedly connected with a seventh pipeline (21), the other end of the seventh pipeline (21) is provided with an adsorption assembly.

2. A cracking device for a nitrogen generator according to claim 1, characterized in that: The adsorption assembly comprises an adsorption box (5), the adsorption box (5) penetrates and is fixedly connected with the seventh pipeline (21), the bottom of the adsorption box (5) is fixedly connected with the bottom plate (3), the inner wall of the adsorption box (5) is fixedly connected with first sliding grooves (24) on both sides, the inner wall of the first sliding groove (24) is slidably connected with a gas distribution frame (25), the bottom of the gas distribution frame (25) is in contact with the bottom of the adsorption box (5), the top of the adsorption box (5) is provided with a box cover (2), the rear end of the adsorption box (5) penetrates and is fixedly connected with an eighth pipeline (32), the other end of the eighth pipeline (32) penetrates and is fixedly connected with a first molecular sieve adsorber (4), the top of the first molecular sieve adsorber (4) is provided with a first pipeline (1).

3. A cracking device for a nitrogen generator according to claim 2, characterized in that: The outer circle of the first pipeline (1) is provided with a third valve (23), the other end of the first pipeline (1) penetrates and is fixedly connected with the gas cylinder (18).

4. A cracking device for a nitrogen generator according to claim 1, characterized in that: The right bottom of the second molecular sieve adsorber (8) is provided with a second pipeline (9), the other end of the second pipeline (9) is provided with an air compressor (31), the other end of the air compressor (31) is provided with a third pipeline (10), the other end of the third pipeline (10) penetrates and is fixedly connected with a sterilization filter (11), the left side of the sterilization filter (11) penetrates and is fixedly connected with a fourth pipeline (12), the other end of the fourth pipeline (12) penetrates and is fixedly connected with the filter barrel (13), the bottom of the sterilization filter (11) and the air compressor (31) is fixedly connected with the bottom plate (3).

5. A cracking device for a nitrogen generator according to claim 1, characterized in that: The outer circle of the seventh pipeline (21) is provided with a second valve (22).

6. A cracking device for a nitrogen generator according to claim 1, characterized in that: The outer circle of the sixth pipeline (19) is provided with a first valve (20).

7. A cracking device for a nitrogen generator according to claim 1, characterized in that: The top left side of the bucket cover (15) is provided with a fifth pipeline (16) penetrating and fixedly connected, the other end of the fifth pipeline (16) is provided with an air pump (17), the bottom of the air pump (17) is fixedly connected with the bottom plate (3).

8. A cracking device for a nitrogen generator according to claim 1, characterized in that: The top middle rear end of the bottom plate (3) is fixedly connected with a control console (7), the top of the control console (7) is provided with a control panel (6), and the control panel (6) is electrically connected with the air pump (17), the brake motor (14) and the air compressor (31).

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