CN220696170U - Nitrogen filtering and storing device - Google Patents
Nitrogen filtering and storing device Download PDFInfo
- Publication number
- CN220696170U CN220696170U CN202322167547.8U CN202322167547U CN220696170U CN 220696170 U CN220696170 U CN 220696170U CN 202322167547 U CN202322167547 U CN 202322167547U CN 220696170 U CN220696170 U CN 220696170U
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- Prior art keywords
- communicated
- filtering
- air duct
- nitrogen
- cooling
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 89
- 238000001914 filtration Methods 0.000 title claims abstract description 47
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 42
- 238000001816 cooling Methods 0.000 claims abstract description 49
- 238000009434 installation Methods 0.000 claims abstract description 25
- 238000003860 storage Methods 0.000 claims abstract description 23
- 238000001035 drying Methods 0.000 claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000011084 recovery Methods 0.000 claims description 9
- 239000000575 pesticide Substances 0.000 abstract description 14
- 239000002245 particle Substances 0.000 abstract description 9
- 238000005192 partition Methods 0.000 description 7
- 229910001873 dinitrogen Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model relates to the technical field of nitrogen filtration, in particular to a nitrogen filtration and storage device, which comprises a drying box, a filtration mechanism, a cooling mechanism and a storage tank; the filtering mechanism comprises a mounting box, a filter plate, a first air duct and a second air duct; one end of the first air duct is communicated with an air outlet of the drying box, the other end of the first air duct is communicated with an inlet end of the installation box, the filter plate is fixedly installed on the inner side of the installation box, the inner space of the installation box 21 is divided into a cavity before filtration and a cavity after filtration, one end of the second air duct is communicated with an outlet end of the installation box, the other end of the second air duct is communicated with the cooling mechanism, and an outlet end of the cooling mechanism is communicated with the storage tank. The filter plate can screen out pesticide particles mixed in the nitrogen and keep the pesticide particles in the installation box, so that pollution caused by the fact that the pesticide particles are discharged together after the nitrogen is discharged can be avoided, and potential safety hazards in the prior art are solved.
Description
Technical Field
The utility model relates to the technical field of nitrogen recovery filtration, in particular to a nitrogen filtering and storing device.
Background
In the pesticide production process, in order to reduce the moisture of solid products, nitrogen-introducing drying treatment is required to be carried out on materials. The nitrogen is inert gas, and the drying equipment is filled with the nitrogen as a protective gas, so that the product quality in the drying process can be effectively protected. After the product drying treatment is finished, nitrogen is required to be discharged, but in the exhaust process, solid powder materials are mixed with nitrogen to be discharged, so that material waste and air pollution are caused, and certain potential safety hazards exist.
Disclosure of Invention
The utility model aims to solve the defect that pesticide particles are easy to carry in nitrogen in the prior art, and provides a nitrogen filtering and storing device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the nitrogen filtering and storing device comprises a drying box, a filtering mechanism, a cooling mechanism and a storage tank; the filtering mechanism comprises a mounting box, a filter plate, a first air duct and a second air duct; one end of the first air duct is communicated with an air outlet of the drying box, the other end of the first air duct is communicated with an inlet end of the installation box, the filter plate is fixedly installed on the inner side of the installation box, an inner space of the installation box is divided into a cavity before filtration and a cavity after filtration, one end of the second air duct is communicated with an outlet end of the installation box, the other end of the second air duct is communicated with the cooling mechanism, and an outlet end of the cooling mechanism is communicated with the storage tank.
Preferably, a first control valve is fixedly arranged on the first air guide pipe.
Preferably, the filtering mechanism further comprises a suction fan and a return pipe; the suction fan is fixedly arranged at the top of the installation box, the inlet end of the suction fan is communicated with the cavity after filtration of the installation box, one end of the return pipe is communicated with the outlet end of the suction fan, and the other end of the return pipe is communicated with the interior of the drying box.
Preferably, the cooling mechanism comprises a cooling piece, an air inlet pipe and an air outlet pipe; one end of the air inlet pipe is communicated with the outlet end of the mounting box, the other end of the air inlet pipe is communicated with the inlet end of the cooling piece, one end of the air outlet pipe is communicated with the outlet end of the second air guide pipe, and the other end of the air outlet pipe is communicated with the storage tank.
Preferably, the filtering mechanism (2) further comprises a recovery box (29), and the recovery box (29) is fixedly arranged at the bottom of the installation box (21) and is communicated with the pre-filtering cavity of the installation box (21).
Preferably, the cooling piece comprises a cooling box, two partition plates, a plurality of heat exchange pipes, a water inlet pipe and a water outlet pipe; the two partition boards are respectively and fixedly arranged at the two ends of the inner side of the cooling box, the heat exchange pipes are fixedly arranged between the two partition boards, the two ends of the heat exchange pipes are respectively communicated with the air inlet pipe and the air outlet pipe, the water inlet pipe is fixedly arranged at the top end of the cooling box, and the water outlet pipe is fixedly arranged at the bottom end of the cooling box.
Preferably, a plurality of baffle plates are fixedly arranged on the inner side of the cooling box, and the baffle plates are equidistantly and alternately distributed along the length direction of the cooling box and form an S-shaped channel.
The nitrogen filtering and storing device provided by the utility model has the beneficial effects that: after pesticide preparation work in the drying cabinet is accomplished, lead-in installation incasement portion with nitrogen gas through first air duct, then nitrogen gas gets into the second air duct through the filter and export in, and the filter can remove and remain in the installation incasement and store to the recovery tank with the pesticide granule that mixes in the nitrogen gas, can avoid the nitrogen gas to discharge together with pesticide granule after discharging like this and cause the pollution, solved the potential safety hazard that exists among the prior art.
Drawings
FIG. 1 is a schematic diagram of a nitrogen filtering and storing device according to the present utility model;
FIG. 2 is a schematic diagram of a filtering mechanism of a nitrogen filtering and storing device according to the present utility model;
FIG. 3 is a schematic diagram of a cooling mechanism of a nitrogen filtering and storing device according to the present utility model;
fig. 4 is a schematic structural diagram of a cooling member of the nitrogen filtering and storing device according to the present utility model.
In the figure: the drying cabinet 1, the filtering mechanism 2, the mounting cabinet 21, the filter plate 22, the first air duct 23, the first control valve 24, the second air duct 25, the suction fan 26, the return pipe 27, the cooling mechanism 3, the cooling piece 31, the cooling cabinet 311, the partition plate 312, the heat exchange pipe 313, the water inlet pipe 314, the water outlet pipe 315, the baffle plate 316, the air inlet pipe 32, the air outlet pipe 33 and the storage tank 4.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1:
referring to fig. 1-2, the nitrogen filtering and storing device comprises a drying oven 1, a filtering mechanism 2, a cooling mechanism 3 and a storage tank 4; the filtering mechanism 2 comprises an installation box 21, a filter plate 22, a first air guide pipe 23, a second air guide pipe 25, a suction fan 26 and a return pipe 27; one end of the first air duct 23 is communicated with an air outlet of the drying oven 1, and a first control valve 24 is fixedly arranged on the first air duct 23; the other end of the first air duct 23 is communicated with the inlet end of the mounting box 21, the filter plate 22 is fixedly arranged on the inner side of the mounting box 21, the inner space of the mounting box 21 is divided into a pre-filtration cavity and a post-filtration cavity, one end of the second air duct 25 is communicated with the outlet end of the mounting box 21, and a second control valve 28 is fixedly arranged on the second air duct 25; the other end of the second air duct 25 is communicated with the cooling mechanism 3, and the outlet end of the cooling mechanism 3 is communicated with the storage tank 4; after the pesticide preparation in the drying box 1 is finished, nitrogen is led into the installation box 21 through the first air duct 23, then the nitrogen enters the second air duct 25 through the filter plate 22 and is led out, and pesticide particles mixed in the nitrogen can be screened out by the filter plate 22 and remain in the installation box 21, so that the pollution caused by the fact that the pesticide particles are discharged together after the nitrogen is discharged can be avoided, and the potential safety hazard existing in the prior art is solved;
the suction fan 26 is fixedly arranged at the top of the mounting box 21, the inlet end of the suction fan is communicated with the filtered cavity of the mounting box 21, one end of the return pipe 27 is communicated with the outlet end of the suction fan 26, and the other end of the return pipe 27 is communicated with the interior of the drying box 1. When the nitrogen gas in the drying oven 1 is completely discharged, the first control valve 24 and the second control valve 28 are closed. The filtering mechanism 2 further comprises a recovery tank 29, and the recovery tank 29 is fixedly arranged at the bottom of the mounting tank 21 and is communicated with the pre-filtering cavity of the mounting tank 21. The recovered nitrogen can be injected into the drying box for drying through the return pipe 27 by starting the suction fan 26; the pesticide particles remained inside the mounting box 21 are collected inside the recovery box 29, so that the waste of the pesticide particles can be reduced, and the yield of the pesticide particles can be improved.
Example 2:
referring to fig. 1 to 4, as another preferred embodiment of the present utility model, the difference from embodiment 1 is that the cooling mechanism 3 includes a cooling member 31, an air inlet pipe 32, and an air outlet pipe 33; one end of the air inlet pipe 32 is communicated with the outlet end of the second air guide pipe 25, the other end of the air inlet pipe 32 is communicated with the inlet end of the cooling piece 31, one end of the air outlet pipe 33 is communicated with the outlet end of the cooling piece 31, and the other end of the air outlet pipe 33 is communicated with the storage tank 4; the air inlet pipe 32 can continuously guide the nitrogen led out from the second air guide pipe 25 into the cooling part 31 for cooling, and the air outlet pipe 33 is used for guiding the cooled nitrogen into the storage tank 4 for storage, so that the nitrogen can be reused.
The cooling element 31 comprises a cooling box 311, two partition plates 312, a plurality of heat exchange tubes 313, a water inlet pipe 314 and a water outlet pipe 315; two partition plates 312 are respectively and fixedly arranged at two ends of the inner side of the cooling box 311, a plurality of heat exchange pipes 313 are respectively and fixedly arranged between the two partition plates 312, two ends of the plurality of heat exchange pipes 313 are respectively communicated with the air inlet pipe 32 and the air outlet pipe 33, the water inlet pipe 314 is fixedly arranged at the top end of the cooling box 311, and the water outlet pipe 315 is fixedly arranged at the bottom end of the cooling box 311; the water inlet pipe 314 is used for guiding cooling water into the cooling box 311, and the water outlet pipe 315 is used for discharging the cooling water; the inner side of the cooling box 311 is fixedly provided with a plurality of baffle plates 316, and the baffle plates 316 are equidistantly and alternately distributed along the length direction of the cooling box 311 and form an S-shaped channel.
The air inlet pipe 32 is used for introducing nitrogen into the cooling box 311, then the nitrogen is dispersed into each heat exchange pipe 313, at this time, the heat exchange pipes 313 transfer the heat of the nitrogen into the cooling water, so that the temperature of the nitrogen is reduced, and finally the cooled nitrogen is introduced into the storage tank 4 for storage through the air outlet pipe 33; this prevents the high temperature nitrogen from having a safety risk due to an excessive pressure inside the sealed storage tank 4.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The nitrogen filtering and storing device is characterized by comprising a drying box (1), a filtering mechanism (2), a cooling mechanism (3) and a storage tank (4); the filtering mechanism (2) comprises a mounting box (21), a filter plate (22), a first air duct (23) and a second air duct (25); one end of the first air duct (23) is communicated with an air outlet of the drying box (1), the other end of the first air duct (23) is communicated with an inlet end of the installation box (21), the filter plate (22) is fixedly installed on the inner side of the installation box (21), an inner space of the installation box (21) is divided into a pre-filtering cavity and a post-filtering cavity, one end of the second air duct (25) is communicated with an outlet end of the installation box (21), the other end of the second air duct (25) is communicated with the cooling mechanism (3), and an outlet end of the cooling mechanism (3) is communicated with the storage tank (4).
2. Nitrogen filtering and storage device according to claim 1, characterized in that the first air duct (23) is fixedly provided with a first control valve (24), and the second air duct (25) is fixedly provided with a second control valve (28).
3. Nitrogen filtering and storage device according to claim 2, characterized in that the filtering means (2) further comprise a suction fan (26) and a return pipe (27); the suction fan (26) is fixedly arranged at the top of the installation box (21), the inlet end of the suction fan is communicated with the filtered cavity of the installation box (21), one end of the return pipe (27) is communicated with the outlet end of the suction fan (26), and the other end of the return pipe (27) is communicated with the interior of the drying box (1).
4. Nitrogen filtering and storage device according to claim 2, characterized in that the filtering means (2) further comprise a recovery tank (29), said recovery tank (29) being fixedly mounted at the bottom of the mounting tank (21) and communicating with the pre-filtering cavity of the mounting tank (21).
5. A nitrogen filtering and storage device according to claim 3, characterized in that said cooling means (3) comprise a cooling element (31), an air inlet pipe (32) and an air outlet pipe (33); one end of the air inlet pipe (32) is communicated with the outlet end of the installation box (21), the other end of the air inlet pipe (32) is communicated with the inlet end of the second air guide pipe (25), one end of the air outlet pipe (33) is communicated with the outlet end of the cooling piece (31), and the other end of the air outlet pipe (33) is communicated with the storage tank (4).
6. The nitrogen filtering and storage device according to claim 5, characterized in that the cooling element (31) comprises a cooling tank (311), two baffles (312), several heat exchange tubes (313), a water inlet tube (314) and a water outlet tube (315); two baffle (312) respectively fixed mounting is at the inboard both ends of cooler bin (311), a plurality of heat exchange tube (313) are all fixed mounting between two baffle (312), a plurality of both ends of heat exchange tube (313) communicate with each other with intake pipe (32), outlet duct (33) respectively, inlet tube (314) fixed mounting is at the top of cooler bin (311), outlet pipe (315) fixed mounting is at the bottom of cooler bin (311).
7. The nitrogen filtering and storing device according to claim 6, wherein a plurality of baffle plates (316) are fixedly installed on the inner side of the cooling tank (311), and the baffle plates (316) are equidistantly and alternately distributed along the length direction of the cooling tank (311) and form an S-shaped channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322167547.8U CN220696170U (en) | 2023-08-14 | 2023-08-14 | Nitrogen filtering and storing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322167547.8U CN220696170U (en) | 2023-08-14 | 2023-08-14 | Nitrogen filtering and storing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220696170U true CN220696170U (en) | 2024-04-02 |
Family
ID=90450530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322167547.8U Active CN220696170U (en) | 2023-08-14 | 2023-08-14 | Nitrogen filtering and storing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220696170U (en) |
-
2023
- 2023-08-14 CN CN202322167547.8U patent/CN220696170U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |