CN212855064U - Waste gas filtering device for environmental protection - Google Patents
Waste gas filtering device for environmental protection Download PDFInfo
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- CN212855064U CN212855064U CN202021329613.7U CN202021329613U CN212855064U CN 212855064 U CN212855064 U CN 212855064U CN 202021329613 U CN202021329613 U CN 202021329613U CN 212855064 U CN212855064 U CN 212855064U
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- Prior art keywords
- waste gas
- piece
- filtering
- exhaust
- gas filtering
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- 238000001914 filtration Methods 0.000 title claims abstract description 99
- 239000002912 waste gas Substances 0.000 title claims abstract description 83
- 230000007613 environmental effect Effects 0.000 title claims description 13
- 239000007789 gas Substances 0.000 claims abstract description 44
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims description 18
- 230000007704 transition Effects 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000011045 prefiltration Methods 0.000 abstract description 2
- 230000011218 segmentation Effects 0.000 abstract 1
- 238000009298 carbon filtering Methods 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to the field of waste gas treatment equipment, in particular to an environment-friendly waste gas filtering device, which comprises a waste gas treatment box; the top end of the waste gas treatment box is provided with a sealing cover, the top end of the sealing cover is provided with an air inlet pipe, the air inlet pipe is communicated with the exhaust fan, one end of the air inlet pipe, which is far away from the exhaust fan, is arranged inside the waste gas treatment box, and the bottom of the air inlet pipe is provided with a waste gas filtering piece; the waste gas filters piece and filters the piece including one-level waste gas filtration piece and second grade waste gas, and the bottom that one-level waste gas filtered the piece and the top intercommunication that the piece was filtered to second grade waste gas. The utility model discloses having installed waste gas in the internally mounted of exhaust-gas treatment case and having filtered the piece, having filtered the last filter chamber of piece and the lower filter chamber of second grade waste gas through one-level waste gas and filtered waste gas layer upon layer, and the design of filter chamber and lower filter chamber round platform structure for waste gas gets into and carries out prefilter by last filter chamber after the waste gas filters the piece earlier, then makes waste gas segmentation get into down the filter chamber secondary filter under the effect of filter chamber, improves waste gas filtration efficiency.
Description
Technical Field
The utility model relates to a waste gas treatment equipment field specifically is a waste gas filtering device for environmental protection.
Background
Although the economy of China is rapidly developed, the economy of China is accompanied by deterioration in the environmental aspect, particularly in the air aspect. In order to overcome this problem of air pollution, exhaust gas purifying and filtering devices have been developed to filter exhaust gas and discharge clean gas. However, the existing exhaust gas filtering device has a complex structure and an undesirable filtering effect, and needs to be technically improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an exhaust gas filtering device for environmental protection to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an exhaust gas filtering device for environmental protection comprises an exhaust gas treatment box; the top end of the waste gas treatment box is provided with a sealing cover, the top end of the sealing cover is provided with an air inlet pipe, the air inlet pipe is communicated with an exhaust fan (the model is DJSR80), one end of the air inlet pipe, far away from the exhaust fan, is arranged inside the waste gas treatment box, and the bottom of the air inlet pipe is provided with a waste gas filtering piece; the waste gas filtering piece comprises a primary waste gas filtering piece and a secondary waste gas filtering piece, and the bottom of the primary waste gas filtering piece is communicated with the top end of the secondary waste gas filtering piece; the primary waste gas filtering piece and the secondary waste gas filtering piece both comprise an upper filtering cavity and a lower filtering cavity, the upper filtering cavity is of a round platform structure with a wide upper part and a narrow lower part, the lower filtering cavity is of a round platform structure with a narrow upper part and a wide lower part, and the bottom of the upper filtering cavity is communicated with the top end of the lower filtering cavity through a transition filtering cavity; and an exhaust pipe is arranged at the bottom of the secondary exhaust gas filtering piece.
Preferably, one side of the exhaust pipe is provided with a detection port, the detection port is communicated with a detection device with a gas detector (model is DPJ-50 gas detector), one end of the detection device, which is far away from the detection port, is communicated with a return pipe, and the return pipe is communicated with an air inlet pipe.
Preferably, an induced draft fan (the model is BT35-11) is installed on the exhaust pipe, and an electromagnetic valve is installed on the return pipe.
Preferably, the control ends of the exhaust fan, the electromagnetic valve, the induced draft fan and the detection device are connected with the controller.
Preferably, the area of the lower surface of the upper filter cavity is consistent with that of the upper surface of the lower filter cavity.
Preferably, a connecting pipe is arranged between the primary exhaust gas filtering piece and the secondary exhaust gas filtering piece.
Preferably, the inside of one-level exhaust gas filtering piece, second grade exhaust gas filtering piece and connecting pipe all sets up honeycomb filter core, and the inside packing of filter core has the active carbon to filter the filler.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses the waste gas has been installed at the internally mounted of exhaust-gas treatment case and has been filtered the piece, filter the last filter chamber of piece and the filter chamber down and filter waste gas layer upon layer through one-level waste gas, and the design of filter chamber and filter chamber round platform structure down, make waste gas get into and filter the piece back earlier and carry out prefilter by last filter chamber after the waste gas gets into, then make waste gas progressively get into down filter chamber under the effect of transition filter chamber, and because the design of the narrow wide round platform structure down on the filter chamber down, make waste gas get into down after the filter chamber, filter the inside of chamber progressively disperses down, and then reach abundant to waste gas, the filterable mesh of pertinence.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a specific structural schematic diagram of the one-level exhaust gas filtering member of the present invention.
In the figure: 1. a waste gas treatment tank; 2. a sealing cover; 3. an air inlet pipe; 4. an exhaust gas filter; 5. a primary exhaust gas filter element; 6. a secondary exhaust gas filter; 7. an upper filter chamber; 8. a lower filter chamber; 9. a transition filter chamber; 10. an exhaust pipe; 11. a return pipe; 12. a detection device; 13. an electromagnetic valve; 14. an induced draft fan; 15. a connecting pipe; 16. activated carbon filter filler; 17. an exhaust fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-2, the present invention provides a technical solution: an exhaust gas filtering device for environmental protection comprises an exhaust gas treatment box 1; the top end of the waste gas treatment box 1 is provided with a sealing cover 2, the top end of the sealing cover 2 is provided with an air inlet pipe 3, the air inlet pipe 3 is communicated with an exhaust fan 17 (the model is DJSR80), one end of the air inlet pipe 3, which is far away from the exhaust fan 17, is arranged inside the waste gas treatment box 1, and the bottom of the air inlet pipe is provided with a waste gas filtering piece 4; the waste gas filtering piece 4 comprises a primary waste gas filtering piece 5 and a secondary waste gas filtering piece 6, and the bottom of the primary waste gas filtering piece 5 is communicated with the top end of the secondary waste gas filtering piece 6; the primary waste gas filtering piece 5 and the secondary waste gas filtering piece 6 both comprise an upper filtering cavity 7 and a lower filtering cavity 8, the upper filtering cavity 7 is of a circular truncated cone structure with a wide upper part and a narrow lower part, the lower filtering cavity 8 is of a circular truncated cone structure with a narrow upper part and a wide lower part, and the bottom of the upper filtering cavity 7 is communicated with the top end of the lower filtering cavity 8 through a transition filtering cavity 9; the bottom of the secondary exhaust gas filter 6 is provided with an exhaust pipe 10.
Furthermore, one side of the exhaust pipe 10 is provided with a detection port, the detection port is communicated with a detection device 12 with a gas detector (model is DPJ-50 gas detector), one end of the detection device 12 far away from the detection port is communicated with a return pipe 11, and the return pipe 11 is communicated with the intake pipe 3.
Further, an induced draft fan 14 (model number is BT35-11) is installed on the exhaust pipe 10, and an electromagnetic valve 13 is installed on the return pipe 11.
Further, the control ends of the exhaust fan 17, the electromagnetic valve 13, the induced draft fan 14 and the detection device 12 are all connected with the controller.
Furthermore, the area of the lower surface of the upper filter cavity 7 is the same as that of the upper surface of the lower filter cavity 8.
Further, a connecting pipe 15 is provided between the primary exhaust gas filtering member 5 and the secondary exhaust gas filtering member 6.
Further, the inside of the first-stage waste gas filtering piece 5, the second-stage waste gas filtering piece 6 and the connecting pipe 15 is provided with a honeycomb filter element 16, and the inside of the filter element 16 is filled with active carbon filtering filler.
The working principle is as follows: before the utility model is used, an operator firstly communicates the exhaust fan 17 with an external waste gas pipeline, then an exhaust fan 17 and an induced draft fan 14 are started by a controller, so that the exhaust fan 17 pumps the waste gas into the waste gas treatment box 1 through an air inlet pipe 3, the waste gas enters the waste gas filtering piece 4 after entering the top end of the waste gas treatment box 1, after the waste gas enters the primary waste gas filtering piece 5, the upper filtering cavity 7 carries out primary filtering on the waste gas, the waste gas after the primary filtering enters the transition filtering cavity 9, because the areas of the upper filtering cavity 7 and the transition filtering cavity 9 are gradually reduced from top to bottom, the waste gas after primary filtering gradually enters the lower filtering cavity 8 in batches and gradually under the guiding action of the transition filtering cavity 9, and due to the design of the round table structure with narrow upper part and wide lower part of the lower filtering cavity 8, after the waste gas enters the lower filtering cavity 8, gradually dispersed in the lower filtering cavity 8 and filtered layer by the activated carbon filtering filler 16 in the lower filtering cavity 8; after the primary waste gas filtering piece 5 filters, waste gas enters the secondary filtering piece 6 through the connecting pipe 15 to be filtered again, and the purpose of full and targeted filtration of waste gas is achieved.
The exhaust gas enters the exhaust pipe 10 after being filtered, the exhaust gas is detected by the gas detector in the detection device 12, the qualified exhaust gas is discharged through the exhaust pipe 10, the unqualified exhaust gas is detected, the electromagnetic valve 13 on the return pipe 11 is opened by the controller, and the exhaust gas enters the exhaust gas treatment box 1 through the return pipe 11 and the air inlet pipe 3 to be filtered again until the exhaust gas meets the emission standard.
It is worth noting that: the whole device realizes control over the device through the controller, and because the equipment matched with the controller is common equipment, the device belongs to the existing mature technology, and the electrical connection relation and the specific circuit structure are not repeated.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an exhaust gas filtering device for environmental protection which characterized in that: comprises an exhaust gas treatment box (1); a sealing cover (2) is arranged at the top end of the waste gas treatment box (1), an air inlet pipe (3) is arranged at the top end of the sealing cover (2), the air inlet pipe (3) is communicated with an exhaust fan (17), one end, far away from the exhaust fan (17), of the air inlet pipe (3) is arranged inside the waste gas treatment box (1), and a waste gas filtering piece (4) is arranged at the bottom of the air inlet pipe; the waste gas filtering piece (4) comprises a primary waste gas filtering piece (5) and a secondary waste gas filtering piece (6), and the bottom of the primary waste gas filtering piece (5) is communicated with the top end of the secondary waste gas filtering piece (6); the primary waste gas filtering piece (5) and the secondary waste gas filtering piece (6) both comprise an upper filtering cavity (7) and a lower filtering cavity (8), the upper filtering cavity (7) is of a round table structure with a wide upper part and a narrow lower part, the lower filtering cavity (8) is of a round table structure with a narrow upper part and a wide lower part, and the bottom of the upper filtering cavity (7) is communicated with the top end of the lower filtering cavity (8) through a transition filtering cavity (9); and an exhaust pipe (10) is arranged at the bottom of the secondary exhaust gas filtering piece (6).
2. The exhaust gas filtering device for environmental protection according to claim 1, wherein: one side of the exhaust pipe (10) is provided with a detection port which is communicated with a detection device (12) with a gas detector, one end, far away from the detection port, of the detection device (12) is communicated with a return pipe (11), and the return pipe (11) is communicated with an air inlet pipe (3).
3. The exhaust gas filtering device for environmental protection according to claim 2, wherein: an induced draft fan (14) is installed on the exhaust pipe (10), and an electromagnetic valve (13) is installed on the return pipe (11).
4. The exhaust gas filtering device for environmental protection according to claim 1, wherein: the area of the lower surface of the upper filtering cavity (7) is consistent with that of the upper surface of the lower filtering cavity (8).
5. The exhaust gas filtering device for environmental protection according to claim 1, wherein: and a connecting pipe (15) is arranged between the primary waste gas filtering piece (5) and the secondary waste gas filtering piece (6).
6. The exhaust gas filtering device for environmental protection according to claim 5, wherein: the inside of one-level waste gas filtration piece (5), second grade waste gas filtration piece (6) and connecting pipe (15) all sets up honeycomb filter core (16), and the inside packing of filter core (16) has the active carbon to filter the filler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021329613.7U CN212855064U (en) | 2020-07-07 | 2020-07-07 | Waste gas filtering device for environmental protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021329613.7U CN212855064U (en) | 2020-07-07 | 2020-07-07 | Waste gas filtering device for environmental protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212855064U true CN212855064U (en) | 2021-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021329613.7U Active CN212855064U (en) | 2020-07-07 | 2020-07-07 | Waste gas filtering device for environmental protection |
Country Status (1)
| Country | Link |
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| CN (1) | CN212855064U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115301036A (en) * | 2021-09-10 | 2022-11-08 | 钛和中谱检测技术(江苏)有限公司 | Waste gas treatment device |
-
2020
- 2020-07-07 CN CN202021329613.7U patent/CN212855064U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115301036A (en) * | 2021-09-10 | 2022-11-08 | 钛和中谱检测技术(江苏)有限公司 | Waste gas treatment device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Xinxiang Ruilan Wood Industry Co.,Ltd. Assignor: HENAN HUIRUI INTELLIGENT TECHNOLOGY Co.,Ltd. Contract record no.: X2022980028857 Denomination of utility model: Waste gas filtering device for environmental protection Granted publication date: 20210402 License type: Common License Record date: 20221223 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231130 Address after: 450000 room 021, building C11, yard 50, Wutong street, high tech Industrial Development Zone, Zhengzhou, Henan Province Patentee after: Henan Bosheng New Material Technology Co.,Ltd. Address before: No.404, building 10, Henan new technology market, 199 Yangjin Road, Jinshui District, Zhengzhou City, Henan Province, 450000 Patentee before: HENAN HUIRUI INTELLIGENT TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |