CN114733307A - Exhaust emission filtering equipment - Google Patents
Exhaust emission filtering equipment Download PDFInfo
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- CN114733307A CN114733307A CN202210435697.XA CN202210435697A CN114733307A CN 114733307 A CN114733307 A CN 114733307A CN 202210435697 A CN202210435697 A CN 202210435697A CN 114733307 A CN114733307 A CN 114733307A
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- Prior art keywords
- pipe
- filter
- filtering
- folded plate
- box
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- 238000001914 filtration Methods 0.000 title claims abstract description 134
- 239000007788 liquid Substances 0.000 claims abstract description 82
- 239000002912 waste gas Substances 0.000 claims abstract description 62
- 238000001556 precipitation Methods 0.000 claims abstract description 50
- 239000013618 particulate matter Substances 0.000 claims abstract description 21
- 239000007921 spray Substances 0.000 claims abstract description 14
- 239000007789 gas Substances 0.000 claims description 30
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 20
- 239000013049 sediment Substances 0.000 claims description 19
- 229920000742 Cotton Polymers 0.000 claims description 10
- 210000005056 cell body Anatomy 0.000 claims description 10
- 241000883990 Flabellum Species 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 5
- 241000220317 Rosa Species 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 20
- 238000006243 chemical reaction Methods 0.000 description 9
- 239000000377 silicon dioxide Substances 0.000 description 9
- 239000003513 alkali Substances 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 230000001376 precipitating effect Effects 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 241000561734 Celosia cristata Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000001520 comb Anatomy 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
- B01D47/021—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath by bubbling the gas through a liquid bath
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/12—Washers with plural different washing sections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Abstract
The utility model relates to a discharge filtration equipment of waste gas, it is including filtering the box, the internal storage of rose box has the filtration precipitation liquid, be provided with exhaust pipe and discharge pipe on the filtration box, exhaust pipe one end penetrates in the rose box and is located the filtration precipitation liquid, discharge pipe one end is linked together with the filtration box, be provided with spray assembly and filtration adsorbed layer in the rose box, spray assembly is located and filters between the precipitation liquid in the filtration adsorbed layer. This application has the particulate matter in the further reduction waste gas and filters the box along with waste gas discharge, reduces the effect to the pollution of environment.
Description
Technical Field
The application relates to the field of exhaust emission, in particular to an exhaust filtering device for exhaust gas.
Background
When the exhaust gas is discharged, harmful gases such as silicon dust and free silicon dioxide in the exhaust gas need to be filtered and absorbed before being discharged.
Referring to fig. 1, the current exhaust emission filtering apparatus includes a filtering box 1, an exhaust pipe 12 and a discharge pipe 13, wherein a filtering precipitation liquid 11 is stored in the filtering box 1, one end of the exhaust pipe 12 penetrates through the filtering box 1 and is located in the filtering precipitation liquid 11, the discharge pipe 13 is fixedly connected to the upper end surface of the filtering box 1, and one end of the discharge pipe 13 is communicated with the filtering box 1.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: the exhaust gas is filtered only by the filtering precipitation liquid, some silica dust and free silica may still exist in the exhaust gas, and the silica dust and free silica in the exhaust gas discharged through the discharge pipe will pollute the environment.
Disclosure of Invention
In order to further reduce the silicon dust and free silicon dioxide in the waste gas and discharge the filter box body along with the waste gas, this application provides a discharge filter equipment of waste gas.
The application provides an emission filtration equipment of waste gas adopts following technical scheme:
the utility model provides a discharge filtration equipment of waste gas, is including filtering the box, the internal storage of filter box has the filtration precipitation liquid, be provided with exhaust pipe and discharge pipe on the filter box, exhaust pipe one end penetrates in the filter box and is located the filtration precipitation liquid, discharge pipe one end is linked together with the filter box, internal spray set and the filtration adsorbed layer of being provided with of filter box, spray set is located the filtration adsorbed layer and filters between the precipitation liquid.
Through adopting above-mentioned technical scheme, waste gas passes through the exhaust pipe and gets into in filtering the precipitation liquid, it absorbs the interior dust of waste gas and free silica to filter the precipitation liquid, when waste gas is discharged in filtering the precipitation liquid, the spray assembly sprays waste gas, the secondary absorbs the dust and the free silica in the waste gas, further improve the absorption to the dust and the free silica in the waste gas, particulate matter in the waste gas is filtered the adsorbed layer and is blockked the absorption afterwards, last waste gas passes through the discharge pipe and discharges, further reduce the dust and the free silica's in the waste gas content, reduce the pollution to the environment.
Optionally, the spray assembly includes a plurality of atomizer, is used for carrying the transport piece and the division board of filtering the precipitation liquid to atomizer, division board cavity sets up, the division board set up in the filter box, a plurality of ventilation hole have been seted up on the division board, and is a plurality of atomizer sets up in the division board lower extreme, atomizer with division board inside is linked together.
Through adopting above-mentioned technical scheme, carry the piece to filter inside sediment liquid input to the division board, filter sediment liquid and spray waste gas through a plurality of atomizer, waste gas is through the through-hole through the division board of ventilating, and atomizer will filter sediment liquid and form vaporifically, realizes filtering sediment liquid can be better with the waste gas in the silicon dust and free silica absorb simple structure.
Optionally, the delivery member comprises an input pump and a delivery pipe; one end of the conveying pipe is communicated with the partition plate, and the other end of the conveying pipe is communicated with a filtering and precipitating liquid in the filtering box body; the input pump is arranged on the conveying pipe.
Through adopting above-mentioned technical scheme, during the use, the input pump passes through the conveyer pipe with the interior filtration sediment liquid of filter box and carries to the division board in, realizes supplementing filtration sediment liquid in the division board, makes things convenient for operating personnel's operation.
Optionally, the division board includes the folded plate that a plurality of cavitys set up, and is a plurality of the folded plate distributes along the horizontal direction, and is a plurality of form between the folded plate and carry out the ventilation through-hole of edulcoration to waste gas, carry a piece and a plurality of folded plate insidely to be linked together, a plurality of atomizer sets up terminal surface under the folded plate, and is a plurality of atomizer is used for and folds the shape intralamellar part and be linked together.
By adopting the technical scheme, the waste gas is discharged from the filtering precipitation liquid and then passes through the ventilation through holes among the folded plates; on the one hand, waste gas drives the atomizing filtration precipitation liquid of part atomizer to the through-hole of ventilating in, make and adhere to one deck filtration precipitation liquid on the pore wall of through-hole of ventilating, further absorb the harmful gas in the waste liquid, on the other hand, the through-hole of ventilating of book shape changes the wind direction of waste gas many times, particulate matter in the waste gas falls into the filtration precipitation liquid layer of adhering to the pore wall of through-hole of ventilating in inertial effect, will fall into to the filtration precipitation liquid of filtering the box when the filtration precipitation liquid layer is too much, realize that the through-hole of book shape carries out the edulcoration to waste gas.
Optionally, cavity shape in the folded plate with folded plate appearance is unanimous, be provided with filtering component on the folded plate, filtering component is including first filter screen and the contact tube that is used for blockking to filter particulate matter in the precipitation liquid, the contact tube sets up on the folded plate outer wall, contact tube one end and the oblique lateral wall of folded plate cavity inner chamber communicate, first filter screen sets up on the lateral wall of folded plate cavity inner chamber, first filter screen is used for leading the particulate matter that will strike on the oblique lateral wall of folded plate cavity inner chamber to in the contact tube.
Through adopting above-mentioned technical scheme, carry the piece to carry the interior filtration precipitation liquid of filter box to folding shape inboard when using, the inner chamber of folding plate filters the particulate matter in the filtration precipitation liquid, folding shape inner chamber of folding plate changes the filtration precipitation liquid flow direction many times, particulate matter in the filtration precipitation liquid strikes to folding shape inboard wall of board under inertial effect on, and enter into to leading out intraductally under the direction of folding shape inboard wall and first filter screen, the eduction tube is derived the particulate matter, reduce the condition emergence that the particulate matter blockked up atomizer, realize that folding plate when absorbing the edulcoration to the harmful gas in the waste gas, the realization is cleared up the particulate matter in the filtration precipitation liquid, improve the purity of filtration precipitation liquid and reduce the condition emergence that atomizer blockked up.
Optionally, be provided with on the filtration box and be used for filtering the backward flow subassembly of retrieving with the interior filtration precipitation liquid that flows of eduction tube, the backward flow subassembly includes backward flow cell body, back flow and second filter screen, the backward flow cell body set up in filter on the box, it is a plurality of the eduction tube is linked together with the backward flow cell body, the second filter screen sets up in the backward flow cell body, the second filter screen is located the eduction tube below, back flow one end is linked together in backward flow cell body lower extreme, the back flow other end is linked together with the filtration box.
Because a certain amount of filtering and precipitating liquid exists in the guide pipe, the filtering and precipitating liquid and the particles in the guide pipe are directly led out together, so that the waste of the filtering and precipitating liquid is caused.
Through adopting above-mentioned technical scheme, during the use, filtration precipitation liquid and particulate matter in the water conservancy diversion pipe flow into to the internal second filter screen of backwash tank together on, it is internal that filtration precipitation liquid passes the second filter screen and flows back to the rose box through the back flow, reduces the waste of filtering precipitation liquid, green.
Optionally, the first filter screen is rotatably connected to the side wall of the hollow inner cavity of the folded plate, and a torsion spring for maintaining the first filter screen to reset is arranged between the first filter screen and the side wall of the hollow inner cavity of the folded plate.
Through adopting above-mentioned technical scheme, when filtering sediment liquid through first filter screen, can drive first filter screen and rotate, the torsional spring resets first filter screen for first filter screen is in the condition of shake, and the condition that reduces the particulate matter and adhere to first filter screen takes place.
Optionally, the filtering and adsorbing layer comprises an activated carbon layer and a filtering cotton layer, and the activated carbon layer and the filtering cotton layer are both arranged in the filtering box body.
Through adopting above-mentioned technical scheme, filter cotton layer and block great particulate matter in to waste gas, activated carbon layer adsorbs less particulate matter in to waste gas afterwards, reduces the peculiar smell and the particulate matter of waste gas, green.
Optionally, be provided with the distributing pipe on the exhaust gas pipe, the distributing pipe with the exhaust gas pipe is linked together and is located and filters the sediment liquid, a plurality of equipartition through-holes have been seted up on the distributing pipe.
Through adopting above-mentioned technical scheme, waste gas passes through exhaust pipe, distribution pipe and a plurality of equipartition through-hole and gets into to filtering in the precipitation liquid for waste gas is more abundant with the reaction of filtering the precipitation liquid.
Optionally, the distribution pipe rotates to be connected on the exhaust pipe, be provided with on the distribution pipe and be used for driving distribution pipe pivoted drive assembly, drive assembly includes drive flabellum and connecting rod, connecting rod one end sets up on the distribution pipe, the connecting rod other end is worn to establish in the exhaust pipe, drive flabellum set up in the connecting rod is worn to establish the one end of going into the exhaust pipe.
Through adopting above-mentioned technical scheme, waste gas drives connecting rod and distribution pipe rotation through drive flabellum during the use, and the distribution pipe can improve waste gas and the reaction degree of filtering the precipitation liquid on the one hand, and on the other hand can stir the filtration precipitation liquid in the filter box, further improves waste gas and filters the reaction degree between the precipitation liquid.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the content of harmful gases and particles in the waste gas is further reduced through the spraying component and the filtering and adsorbing layer, and the environment is protected;
2. the folding plates and the filtering components are arranged in a hollow mode, so that the particles in the waste gas are filtered, meanwhile, the particles in the filtered and precipitated liquid are collected and discharged, and the occurrence of blockage of the atomizing nozzle is reduced;
3. realize improving through distribution pipe and drive assembly and realize stirring the internal filtration precipitation liquid of rose box when waste gas and the reaction degree of filtering the precipitation liquid, further improve the reaction degree to waste gas and filtration precipitation liquid.
Drawings
Fig. 1 is a schematic structural view of the related art.
Fig. 2 is a schematic structural diagram of a specific embodiment of the present application.
Fig. 3 is a sectional view of fig. 2 for showing the structure of the inside of the filter case.
Fig. 4 is a schematic view of the exhaust pipe, exhaust pipe and drive assembly of fig. 3.
Fig. 5 is a cross-sectional view of the pleated plate of fig. 3 to show the structure of the filter assembly.
Fig. 6 is a schematic structural view of the first filter screen and the torsion spring in fig. 5.
Fig. 7 is a sectional view of fig. 2, showing the structure of the reflow assembly.
Reference numerals: 1. a filter box body; 11. filtering the precipitation solution; 12. an exhaust gas pipe; 13. a discharge pipe; 14. a distribution pipe; 15. uniformly distributing through holes; 2. a drive assembly; 21. driving the fan blades; 22. a connecting rod; 3. filtering the adsorption layer; 31. an activated carbon layer; 32. a filter cotton layer; 4. a spray assembly; 41. an atomizing spray head; 42. a conveying member; 421. an input pump; 422. a delivery pipe; 423. a connecting pipe; 43. a partition plate; 431. a folded plate; 432. a vent through hole; 5. a filter assembly; 51. a first filter screen; 52. a delivery pipe; 53. a torsion spring; 6. a reflow assembly; 61. a reflux groove body; 62. a communicating pipe; 63. a return pipe; 64. a second filter.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
The embodiment of the application discloses emission filtration equipment of waste gas. Referring to fig. 2 and 3, the exhaust gas emission filtering device comprises a filtering box body 1, wherein the filtering box body 1 is used for storing filtering precipitation liquid 11, the filtering precipitation liquid 11 comprises alkali liquor, and an exhaust gas pipe 12 and a discharge pipe 13 are arranged on the filtering box body 1; one end of the waste gas pipe 12 vertically penetrates into the filtering box body 1 and is positioned in the alkali liquor; the discharge pipe 13 is vertically arranged, the lower end of the discharge pipe 13 is fixedly connected to the upper end surface of the filter box body 1 and communicated with the interior of the filter box body 1, and the filter adsorption layer 3 and the spray component 4 are sequentially arranged in the filter box body 1 along the vertical downward direction.
Referring to fig. 3 and 4, one end of the exhaust gas pipe 12 penetrating into the filter box body 1 is rotatably connected with a horizontally arranged distribution pipe 14, the side wall of the distribution pipe 14 is provided with a plurality of uniformly distributed through holes 15, the distribution pipe 14 is provided with a driving assembly 2 for driving the distribution pipe 14 to rotate, and the driving assembly 2 comprises driving fan blades 21 and a connecting rod 22; the connecting rod 22 is vertically arranged, the lower end of the connecting rod 22 is fixedly connected to the inner wall of the distribution pipe 14, and the upper end of the connecting rod 22 penetrates through the exhaust pipe 12 and is fixedly connected with the driving fan 21 horizontally arranged.
During the use, waste gas passes through waste gas pipe 12 and gets into to filtering in the box 1 when, waste gas drives drive flabellum 21 and distribution pipe 14 and rotates, waste gas passes through distribution pipe 14 and a plurality of equipartition through-hole 15 and gets into to filtering in the alkali lye of box 1 on the one hand, thereby improve the area of contact of waste gas and alkali lye and improve reaction rate, on the other hand pivoted distribution pipe 14 and waste gas can carry out certain stirring through the bubble that equipartition through-hole 15 produced to alkali lye, make the alkali lye of keeping away from distribution pipe 14 department also can be close to distribution pipe 14 fast, further improve reaction rate.
Referring to fig. 2 and 3, the filtering and adsorbing layer 3 includes an activated carbon layer 31 and a filtering cotton layer 32, the activated carbon layer 31 is horizontally and fixedly connected to the inner side wall of the filtering box body 1, the filtering cotton layer 32 is located under the activated carbon layer 31, and the filtering cotton layer 32 is horizontally and fixedly connected to the inner side wall of the filtering box body 1.
Filter cotton layer 32 and block great particulate matter in the waste gas earlier during the use, activated carbon layer 31 adsorbs the less particulate matter in the waste gas afterwards, reduces the peculiar smell in the waste gas, green.
Referring to fig. 3 and 5, the spraying assembly 4 includes a plurality of atomizing nozzles 41, a conveying member 42 for conveying the filtered precipitation liquid 11 to the atomizing nozzles 41, and a partition plate 43; the partition plate 43 includes a plurality of hollow folded plates 431; a plurality of folding plates 431 are whole to be the cockscomb structure setting, and folding plate 431 inner chamber shape is the same with folding plate 431 external shape, and a plurality of folding plates 431 parallel arrangement each other, a plurality of folding plates 431 are along horizontal direction evenly distributed, and a plurality of equal fixed connection of folding plates 431 is on filtering the inside wall of box 1, forms between a plurality of folding plates 431 and carries out filterable ventilation hole 432 to waste gas.
Referring to fig. 3 and 5, the plurality of atomizing nozzles 41 are fixedly connected to the lower end surface of the folded plate 431, the plurality of atomizing nozzles 41 are all communicated with the inner cavity of the folded plate 431, and the conveying element 42 includes an input pump 421, a conveying pipe 422 and a plurality of connecting pipes 423; one end of the delivery pipe 422 is fixedly connected to the side wall of the filtering box body 1 and is communicated with the filtering box body 1, and the other end of the delivery pipe 422 is inserted into the filtering box body 1 and is communicated with the inner cavities of the plurality of bent plates 431 through a plurality of connecting pipes 423; a plurality of connecting pipes 423 all vertical setting, a plurality of connecting pipes 423 and a plurality of folded plate 431 one-to-one, connecting pipe 423 lower extreme fixed connection is in folded plate 431 up end, and the connecting pipe 423 lower extreme is linked together with folded plate 431 inner chamber, connecting pipe 423 upper end and conveyer pipe 422 lateral wall fixed connection, and the connecting pipe 423 upper end is linked together with conveyer pipe 422.
Referring to fig. 3 and 5, a filter assembly 5 is disposed in each of the bent plates 431, and the filter assembly 5 includes a first filter screen 51 for blocking and filtering particles in the precipitation liquid 11, and a delivery pipe 52; the first filter screens 51 are all vertically arranged, the length direction of the first filter screens 51 is parallel to the length direction of the folded plate 431, and the lower ends of the first filter screens 51 are rotatably connected to sawtooth tips of the inner cavities of the folded plate 431.
Referring to fig. 5 and 6, a torsion spring 53 is disposed between the first filter 51 and the sidewall of the inner cavity of the folded plate 431, one end of the torsion spring 53 is fixedly connected to the first filter 51, and the other end of the torsion spring 53 is fixedly connected to the sidewall of the inner cavity of the folded plate 431.
Referring to fig. 3 and 5, one end of the delivery pipe 52 is fixedly connected to the outer sidewall of the folded plate 431 and is communicated with the first filter screen 51 and the folded plate 431, the sidewall of the delivery pipe 52 is fixedly connected to the outer wall of the folded plate 431, and the first filter screen 51 is used for guiding the particulate matters into the delivery pipe 52.
Referring to fig. 5 and 7, a backflow assembly 6 for filtering and recovering the filtered precipitation liquid 11 flowing out of the lead-out pipe 52 is disposed between the lead-out pipe 52 and the filter box 1, and the backflow assembly 6 includes a backflow tank body 61, a communication pipe 62, a backflow pipe 63, and a second filter screen 64; the length direction of the communicating pipe 62 is parallel to the length direction of the folded plate 431, the communicating pipe 62 is fixedly connected to the lower end of the leading-out pipe 52 and is communicated with the leading-out pipe 52, one end of the communicating pipe 62 penetrates out of the filtering box body 1, the backflow groove body 61 is fixedly connected to the outer side wall of the filtering box body 1, the backflow groove body 61 is located under the communicating pipe 62, the second filter screen 64 is horizontally arranged, the second filter screen 64 is fixedly connected to the inner wall of the backflow groove body 61 and is located under the communicating pipe 62, one end of the backflow pipe 63 is fixedly connected to the lower end face of the backflow groove body 61 and is communicated with the backflow groove body 61, and the other end of the backflow pipe 63 is fixedly connected to the side wall of the filtering box body 1 and is communicated with the interior of the filtering box body 1.
The implementation principle of the emission filtering equipment of the waste gas in the embodiment of the application is as follows: during the use, waste gas passes through waste gas pipe 12 and enters into in the distribution pipe 14, and waste gas drives distribution pipe 14 through drive flabellum 21 and rotates for waste gas is more even in filtering sediment liquid 11, and distribution pipe 14 stirs filtering sediment liquid 11.
Then the waste gas passes through between a plurality of folding plates 431 after filtering the sediment liquid 11, the input pump 421 will filter the sediment liquid 11 suction in the box 1 and to the atomizer 41, the atomizer 41 is blown to a plurality of folding plates 431 by the waste gas, make folding plates 431 surface adhesion have and filter sediment liquid 11 layer, the waste gas continues to react with folding plates 431 surface adhesion's filtration sediment liquid 11 layer after the reaction of atomizing filtration sediment liquid 11, further improved the reaction of waste gas with filtering sediment liquid 11.
After the filtered and precipitated liquid 11 is pumped into the inner cavity of the folded plate 431 by the input pump 421, the direction of the filtered and precipitated liquid 11 is changed by the inner cavity of the folded plate 431 for many times, so that after the particulate matters in the filtered and precipitated liquid 11 pass through the inner cavity of the folded plate 431, the particulate matters in the filtered and precipitated liquid 11 enter the guide pipe 52 under the condition of guiding the side wall of the inner cavity of the folded plate 431, the particulate matters in the guide pipe 52 and the filtered and precipitated liquid 11 enter the reflux groove body 61 through the communicating pipe 62, the particulate matters in the filtered and precipitated liquid 11 are blocked by the second filter screen 64, and then the filtered and precipitated liquid 11 enters the filter box body 1 through the reflux pipe 63; realize that the folded plate 431 when absorbing the edulcoration to the harmful gas in the waste gas, realize clearing up the particulate matter in the filtration precipitation liquid 11, improve the purity of filtration precipitation liquid 11 and reduce the condition emergence that atomizer 41 blockked up, reduce the condition emergence that the particulate matter blockked up atomizer 41.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. An exhaust gas emission filter device, characterized in that: including filtering box (1), it has filtration precipitation liquid (11) to filter storage in box (1), be provided with exhaust pipe (12) and discharge pipe (13) on filtering box (1), exhaust pipe (12) one end penetrates and filters in box (1) and is located filtration precipitation liquid (11), discharge pipe (13) one end is linked together with filtering box (1), be provided with spray assembly (4) and filtration adsorbed layer (3) in filtering box (1), spray assembly (4) are located and filter between adsorbed layer (3) and the filtration precipitation liquid (11).
2. An exhaust gas emission filtering device according to claim 1, wherein: spray assembly (4) include a plurality of atomizer (41), be used for to atomizer (41) carry filter sediment liquid (11) carry piece (42) and division board (43), division board (43) cavity sets up, division board (43) set up in filter box (1) is interior, a plurality of ventilation hole (432) have been seted up on division board (43), and are a plurality of atomizer (41) set up in division board (43) lower extreme, atomizer (41) with division board (43) are inside to be linked together.
3. An exhaust gas emission filtering device according to claim 2, wherein: the delivery element (42) comprises an input pump (421) and a delivery pipe (422); one end of the conveying pipe (422) is communicated with the partition plate (43), and the other end of the conveying pipe (422) is communicated with the filtered and precipitated liquid (11) in the filtering box body (1); the input pump (421) is arranged on the delivery pipe (422).
4. An exhaust gas emission filtering device according to claim 2, wherein: division board (43) include the folded plate (431) of a plurality of cavity settings, and are a plurality of folded plate (431) distribute along the horizontal direction, and are a plurality of form between folded plate (431) and carry out ventilation through hole (432) of edulcoration to waste gas, carry that piece (42) and a plurality of folded plate (431) are inside to be linked together, and are a plurality of atomizer (41) set up terminal surface under folded plate (431), and are a plurality of atomizer (41) are used for being linked together with folded plate (431) is inside.
5. The exhaust gas emission filtering device according to claim 4, wherein: hollow inner chamber shape in folded plate (431) with folded plate (431) appearance is unanimous, be provided with filter assembly (5) on folded plate (431), filter assembly (5) are including being used for blockking first filter screen (51) and contact tube (52) that filter sediment liquid (11) interior particulate matter, contact tube (52) set up on folded plate (431) outer wall, contact tube (52) one end and the oblique lateral wall of folded plate (431) hollow inner chamber communicate, first filter screen (51) set up on folded plate (431) hollow inner chamber lateral wall, first filter screen (51) are used for with assaulting in particulate matter direction to contact tube (52) on the oblique lateral wall of folded plate (431) hollow inner chamber.
6. An exhaust gas emission filtering device according to claim 5, wherein: filter and be provided with on box (1) and be used for filtering the backward flow subassembly (6) that retrieve is carried out to the filtration precipitation liquid (11) that flows out in contact tube (52), backward flow subassembly (6) are including backward flow cell body (61), back flow (63) and second filter screen (64), backward flow cell body (61) set up in filter on box (1), it is a plurality of contact tube (52) are linked together with backward flow cell body (61), second filter screen (64) set up in backward flow cell body (61), second filter screen (64) are located contact tube (52) below, back flow (63) one end is linked together in backward flow cell body (61) lower extreme, back flow (63) other end is linked together with filter box (1).
7. An exhaust gas emission filtering device according to claim 5, wherein: first filter screen (51) rotate to be connected on baffle plate (431) cavity lateral wall, be provided with between first filter screen (51) and baffle plate (431) cavity lateral wall and be used for maintaining torsional spring (53) that first filter screen (51) reset.
8. An exhaust gas emission filtering device according to claim 1, wherein: the filtering and adsorbing layer (3) comprises an activated carbon layer (31) and a filtering cotton layer (32), and the activated carbon layer (31) and the filtering cotton layer (32) are arranged in the filtering box body (1).
9. An exhaust gas emission filtering device according to claim 1, wherein: be provided with distribution pipe (14) on exhaust pipe (12), distribution pipe (14) with exhaust pipe (12) are linked together and are located and filter sediment liquid (11), a plurality of equipartition through-holes (15) have been seted up on distribution pipe (14).
10. The exhaust gas emission filter device according to claim 9, wherein: distribution pipe (14) rotate to be connected on exhaust gas pipe (12), be provided with on distribution pipe (14) and be used for driving distribution pipe (14) pivoted drive assembly (2), drive assembly (2) are including drive flabellum (21) and connecting rod (22), connecting rod (22) one end sets up on distribution pipe (14), in exhaust gas pipe (12) are worn to establish by the connecting rod (22) other end, drive flabellum (21) set up in the one end of exhaust gas pipe (12) is worn to establish by connecting rod (22).
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