CN113069851A - Filtering equipment for waste gas - Google Patents
Filtering equipment for waste gas Download PDFInfo
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- CN113069851A CN113069851A CN202110497792.8A CN202110497792A CN113069851A CN 113069851 A CN113069851 A CN 113069851A CN 202110497792 A CN202110497792 A CN 202110497792A CN 113069851 A CN113069851 A CN 113069851A
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- Prior art keywords
- disc
- waste gas
- filter
- filtering
- bin
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
- B01D46/64—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
- B01D46/762—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations involving sonic or ultrasonic waves
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to the technical field of environment-friendly equipment, in particular to waste gas filtering equipment, which comprises a waste gas treatment bin, an air inlet end and an air outlet end; a multi-filtering mechanism is arranged in the waste gas treatment bin, and the multi-filtering mechanism is provided with a rotating shaft extending from the gas inlet end to the gas outlet end and a filtering disc arranged on the rotating shaft; an ultrasonic cleaning mechanism for cleaning the filter disc is arranged in the lower space in the waste gas treatment bin; a partition board is horizontally arranged in the middle of the inner side of the waste gas treatment bin, the partition board divides the inner space of the waste gas treatment bin into an upper bin body and a lower bin body, and a through hole for the filter disc to pass through is formed in the partition board; the filter disc divides the inner space of the upper bin body into a plurality of independent filter spaces. The invention can efficiently filter large particle impurities and colloidal substances in waste gas, can realize self-cleaning of the filter mesh, has a waste gas backflow function, integrally improves the filtering effect, prevents the mesh from being blocked and prevents waste gas from being introduced into the outside to influence the working environment.
Description
Technical Field
The invention relates to the technical field of environment-friendly equipment, in particular to waste gas filtering equipment.
Background
The waste gas pollution treatment is one of the main fields of environmental protection, and volatile organic pollutants (VOCS) is one of the main pollution factors for generating haze, thereby seriously affecting the health of human beings and greatly affecting the life quality of people. At present, the pollution of VOCS to the environment has received much attention.
The combustion of biomass fuel, solid particles, aerosol, oil stain, paint slag, salt and other dirt in various waste gases containing VOCS (volatile organic compounds) can cause serious pollution to environment-friendly equipment for treating the waste gas and corresponding catalysts, thereby influencing the treatment efficiency of the environment-friendly equipment.
In order to solve this problem, must carry out the preliminary treatment to waste gas, prior art is when filtering waste gas, equipment self leakproofness is not strong, produce waste gas leakage easily, pollute operational environment, influence the staff healthy, filter among the prior art and adopt the mode of once only filtering all large granule pollutants mostly, this kind of mode very easily blocks up the small opening, influence equipment filter effect and life, and prior art need shut down the maintenance when wasing the filter screen, waste gas treatment efficiency has been reduced.
Disclosure of Invention
In order to solve the technical problem, the invention provides a filtering device for waste gas.
The technical scheme adopted by the invention is as follows:
a waste gas filtering device comprises a waste gas treatment bin, an air inlet end and an air outlet end, wherein a multiple filtering mechanism is arranged in the waste gas treatment bin, the multiple filtering mechanism is provided with a rotating shaft extending from the air inlet end to the air outlet end and a filtering disc arranged on the rotating shaft, and an ultrasonic cleaning mechanism for cleaning the filtering disc is arranged in the lower space in the waste gas treatment bin;
the waste gas treatment bin is provided with a plurality of filter discs which are arranged at intervals along the axial direction of the rotating shaft, each filter disc comprises an inner disc body and an outer disc body which are coaxial, each outer disc body comprises an outer disc body bottom and an outer disc body frame which are integrally formed and an outer disc body cover, and the outer disc body bottom and the outer disc body cover form a space for accommodating the inner disc body through the outer disc body frame;
the rotating shaft comprises an inner shaft body and an outer shaft body which are coaxially arranged, the inner shaft body is connected with the inner disc body, and the outer shaft body is connected with the outer disc body;
the waste gas treatment bin also comprises a first driving motor for driving the inner shaft body to rotate and a second driving motor for driving the outer shaft body;
a partition board is horizontally arranged in the middle of the inner side of the waste gas treatment bin, the partition board divides the inner space of the waste gas treatment bin into an upper bin body and a lower bin body, the rotating shaft is arranged in the upper bin body, and a through hole for the filter disc to pass through is formed in the partition board;
the filter disc divides the inner space of the upper bin body into a plurality of independent filter spaces.
Preferably, the inner disc body and the outer disc body of the filter disc are both provided with filter meshes which are radially distributed along the axis in a diffusion manner to the circumference; the filter meshes on two adjacent filter disks are staggered.
Preferably, the aperture of the filter meshes on the filter disc is gradually reduced from the air inlet end to the air outlet end, and the apertures on the inner disc body and the outer disc body of the same filter disc are the same.
Preferably, steel brushes are arranged on the opposite surfaces of the bottom of the outer tray body and the inner tray body.
Preferably, the upper bin body is provided with a detachable upper cover, and the inner wall of the upper cover is in sealing contact connection with the periphery of the filter disc.
Preferably, the inner shaft body is provided with a plurality of rotating seats which are sequentially distributed along the axis direction, the plurality of rotating seats are in one-to-one correspondence with the plurality of inner disc bodies respectively, the rotating seats are fixedly arranged on the inner shaft body, and the inner disc bodies are arranged on the inner shaft body through the rotating seats.
Preferably, outer axle body is including a plurality of rotary sleeve, including the rotary sleeve cover establish on the internal shaft body, set up between two filter discs or between filter disc and the last storehouse body between a plurality of rotary sleeve, second driving motor's output is fixed rather than one rotary sleeve's tip fixed connection, rotary sleeve and the outer lateral wall center department fixed connection of the external shaft body in the outside, one side center department fixed connection of disk body in keeping away from of the external shaft body in another rotary sleeve's one of them one end and the outside, connect one side fixed connection of disk body in rotary sleeve keeps away from, connect skeleton and another rotary sleeve's lateral wall center department fixed connection.
Preferably, the filtration equipment of waste gas is still including setting up the gaseous reflux unit in the lower storehouse body, and gaseous reflux unit is including backward flow trachea, air inlet tube and control solenoid valve, backward flow trachea and air inlet tube communicate respectively with the both ends lateral wall of the lower storehouse body, all are equipped with control solenoid valve on backward flow trachea and the air inlet tube, and the backward flow trachea is kept away from down the one end and the inlet end intercommunication of the storehouse body, and the air inlet tube is kept away from down the one end and the external air pump intercommunication of the storehouse body. The gas reflux device further comprises a conduction pipe and a one-way valve, the conduction pipe vertically penetrates through the partition plate, the one-way valve is fixedly installed on the conduction pipe, and the gas guide direction of the one-way valve is vertically upwards arranged.
Preferably, the lower end of the partition plate is provided with a sealing ring arranged along the contour line of the perforation, and the sealing ring is tightly attached to the filter disc.
Compared with the prior art, the invention has the beneficial effects that:
the waste gas filter can efficiently filter large granular impurities and colloidal substances in waste gas, has a waste gas pretreatment function, improves the filtering effect by classifying and filtering different substances and sizes, prevents meshes from being blocked, can realize self-cleaning on the filtering meshes, has high equipment sealing performance and strong filtering effect, has a waste gas backflow function, prevents waste gas from being introduced into the outside to influence the working environment, avoids personnel from frequently replacing cleaning liquid or carrying out dismounting and cleaning on a filtering disc, and prolongs the normal service life of equipment.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic perspective view of the present invention with the upper cover removed;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a schematic diagram of a partial perspective view of the multiple filtration mechanism of the present invention;
FIG. 6 is a schematic perspective view of a second embodiment of the multiple filtration mechanism of the present invention;
FIG. 7 is a perspective exploded view of the filter tray of the present invention;
FIG. 8 is a second perspective exploded view of the filter tray of the present invention;
FIG. 9 is a schematic perspective view of a separator according to the present invention;
FIG. 10 is a perspective view of the ultrasonic cleaning mechanism of the present invention;
fig. 11 is an assembly schematic of a filter tray of the present invention.
The reference numbers in the figures are:
1-waste gas treatment cabin; 2-an air inlet end; 3-an exhaust end; 4-a multiple filtration mechanism; 5-a rotating shaft; 6-a filter disc; 7-an ultrasonic cleaning mechanism; 8-inner tray body; 9-outer disc body; 91-outer tray bottom; 92-an outer disc body frame; 93-outer tray cover; 10-inner shaft body; 11-outer shaft body; 12-a first drive motor; 13-a second drive motor; 14-a separator; 15-feeding the silo body; 16-a lower bin body; 17-perforating; 18-a steel brush; 19-a rotating seat; 20-rotating the sleeve; 21-a linking backbone; 22-reflux gas pipe; 23-an air inlet duct; 24-control the electromagnetic valve; 25-a conducting tube; 26-a one-way valve; 27-a sealing ring; 28-ultrasonic generator; 29-liquid circulation cleaning device.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
Referring to fig. 1-11, an exhaust gas filtering apparatus is shown:
the device comprises a waste gas treatment bin 1, an air inlet end 2 and an air outlet end 3, wherein a multiple filtering mechanism 4 is arranged in the waste gas treatment bin 1, the multiple filtering mechanism 4 is provided with a rotating shaft 5 extending from the air inlet end 2 to the air outlet end 3 and a filtering disc 6 arranged on the rotating shaft 5, and an ultrasonic cleaning mechanism 7 for cleaning the filtering disc 6 is arranged in the lower space in the waste gas treatment bin 1;
the waste gas treatment bin 1 is provided with a plurality of filter discs 6 arranged at intervals along the axial direction of the rotating shaft 5, each filter disc 6 comprises an inner disc body 8 and an outer disc body 9 which are coaxial, each outer disc body 9 comprises an outer disc body bottom 91 and an outer disc body frame 92 which are integrally formed and an outer disc body cover 93, and the outer disc body bottom 91 and the outer disc body cover 93 form a space for accommodating the inner disc body 8 through the outer disc body frame 92;
the rotating shaft 5 comprises an inner shaft body 10 and an outer shaft body 11 which are coaxially arranged, the inner shaft body 10 is connected with the inner disc body 8, and the outer shaft body 11 is connected with the outer disc body 9;
the waste gas treatment bin 1 further comprises a first driving motor 12 for driving the inner shaft body 10 to rotate and a second driving motor 13 for driving the outer shaft body 11;
a partition plate 14 is horizontally arranged in the middle of the inner side of the waste gas treatment bin 1, the partition plate 14 divides the inner space of the waste gas treatment bin 1 into an upper bin body 15 and a lower bin body 16, the rotating shaft 5 is arranged in the upper bin body 15, and a through hole 17 for the filter disc 6 to pass through is formed in the partition plate 14;
the filter disc 6 divides the inner space of the upper bin body 15 into a plurality of independent filter spaces.
The inner disc body 8 and the outer disc body 9 of the filter disc 6 are both provided with filter meshes which are radially distributed along the axis in a diffusion way to the circumference; the filter meshes on two adjacent filter disks 6 are arranged in a staggered way.
When exhaust-gas treatment storehouse 1 carries out exhaust-gas treatment, gaseous filtration mesh on through interior disk body 8 and outer disk body 9 filters, filter large granule impurity in the waste gas and colloid etc., the realization is to the pretreatment function of waste gas, when filtering, interior disk body 8 and outer disk body 9 are at the equipment internal rotation, counter-rotation or syntropy differential rotation between interior disk body 8 and the outer disk body 9, and then realize that gaseous switching on or closure in the filtration space of difference, when filtration space is closed, can make the abundant contact of waste gas filter mesh, thereby improve the filter effect, when filtration space reopens, with the leading-in next filtration space of waste gas, realize switching on the transportation function of waste gas.
The aperture of the filter meshes on the filter disc 6 is gradually reduced from the air inlet end 2 to the air outlet end 3, and the aperture on the inner disc body 8 and the aperture on the outer disc body 9 of the same filter disc 6 are the same.
Because the substances to be filtered are different and the sizes of the filtered substances are different, the filtered substances can be filtered in a layering way from large to small through the gradually reduced filter meshes, so that the filtering effect is further improved, and the filtering is more sufficient.
And steel brushes are arranged on the opposite surfaces of the outer tray body bottom 91 and the inner tray body 8.
All be equipped with steel brush 18 on the opposite face through interior disk body 8 and outer disk body bottom 91, realize self-cleaning function to each other, and then improve the live time of filtering the mesh hole, avoid artifical frequent washing change, improve equipment practicality.
The upper bin body 15 is provided with a detachable upper cover, and the inner wall of the upper cover is in sealing contact connection with the periphery of the filter disc 6.
Can realize the leakproofness to upper bin body 15 in the exhaust-gas treatment storehouse 1 through the upper cover to can guarantee that gas can form filtration space between the filter disc 6 of difference, guarantee that gas can not spill from the side of filter disc 6, influence the filter effect.
The inner shaft body 10 is provided with a plurality of rotating seats 19 which are sequentially distributed along the axis direction, the plurality of rotating seats 19 are respectively in one-to-one correspondence with the plurality of inner shaft bodies 8, the rotating seats 19 are fixedly arranged on the inner shaft body 10, and the inner shaft bodies 8 are arranged on the inner shaft body 10 through the rotating seats 19.
When the inner disc body 8 needs to rotate, the first driving motor 12 outputs and drives the inner shaft body 10 fixedly connected with the inner disc body to rotate, the inner shaft body 10 drives the rotating seat 19 fixedly connected with the upper portion to synchronously rotate when rotating, and the rotating seat 19 drives the inner disc body 8 fixedly connected with the rotating seat to rotate, so that the rotating function of the inner disc body 8 in the outer disc body 9 is realized.
The outer shaft body 11 comprises a plurality of rotary sleeves 20 and a plurality of connecting frameworks 21, the rotary sleeves 20 are all connected to the inner shaft body 10 in a shaft mode, two rotary sleeves 20 positioned at two ends of the inner side of the upper bin body 15 are arranged between the upper bin body 15 and the rotary sleeves 20, the rest rotary sleeves 20 are sequentially arranged between every two adjacent filter discs 6, the output end of the second driving motor 13 is fixedly connected with the end part of one rotary sleeve 20 closest to the second driving motor 13, the other end part of the rotary sleeve 20 closest to the second driving motor 13 is fixedly connected with the center of the side wall of the outer disc body 9 at the outermost side, two ends of the rest rotary sleeves 20 are fixedly connected with the centers of the side walls of the two adjacent outer disc bodies 9 respectively, the connecting frameworks 21 are in one-to-one correspondence with the rest rotary sleeves, the connecting frameworks 21 are vertically and fixedly sleeved at one end of the rotary sleeves 20, the rotating sleeve 20 is fixedly connected with the outer disk 9 through a connecting framework 21.
When the outer disk body 9 of needs rotates, drive that a rotatory sleeve 20 synchronous rotation of fixed connection with it through second driving motor 13, this rotatory sleeve 20 drives the outer disk body 9 rotation of fixed connection's the outside with it, outer disk body 9 drives rotatory sleeve 20 synchronous rotation through the connection skeleton 21 on another rotatory sleeve 20 adjacent with it, and then drives the synchronous rotation of next outer disk body 9, so on and so on, realized that second driving motor 13 drives the synchronous pivoted function of a plurality of outer disk body 9.
The gaseous reflux unit that sets up under in the storehouse body 16 is including backward flow trachea 22, air inlet tube 23 and control solenoid valve 24, backward flow trachea 22 and air inlet tube 23 respectively with the both ends lateral wall of the storehouse body 16 communicates down respectively, all be equipped with control solenoid valve 24 on backward flow trachea 22 and the air inlet tube 23, backward flow trachea 22 keeps away from down the one end and the 2 intercommunications of inlet end of the storehouse body 16, air inlet tube 23 keeps away from down the one end and the external air pump intercommunication of the storehouse body 16.
In the operation process of the equipment, the waste gas in the upper bin body 15 can leak to the lower bin body 16 below through the connecting part between the partition plate 14 and the filter disc 6, the gas can pollute the cleaning liquid in the ultrasonic cleaning mechanism 7 through long-time gas leakage, so that the influence on the cleaning function of the filter disc 6 is caused, the waste gas leaked to the lower bin body 16 is reintroduced into the upper bin body 15 through the gas backflow device, the cleaning function of the gas in the lower bin body 16 is realized, the gas pump guides the cleaning gas into the lower bin body 16 through the air guide-in pipe 23, the original gas in the lower bin body 16 is guided into the gas inlet end 2 through the backflow gas pipe 22 and finally flows back into the upper bin body 15, the control electromagnetic valve 24 is used for controlling the opening and closing of the air guide-in pipe 23 and the backflow gas pipe 22, and the function of.
The gas reflux device further comprises a conduction pipe 25 and a one-way valve 26, the conduction pipe 25 vertically penetrates through the partition plate 14, the one-way valve 26 is fixedly installed on the conduction pipe 25, and the gas guide direction of the one-way valve 26 is vertically arranged upwards.
When the gas reflux device works, the gas in the lower bin body 16 can be led into the upper bin body 15 through the conduction pipe 25, and due to the existence of the one-way valve 26, the gas in the upper bin body 15 can not enter the lower bin body 16, so that the further gas reflux effect can be realized.
The lower end of the partition plate 14 is provided with a sealing ring 27 arranged along the contour line of the through hole 17, and the sealing ring 27 is tightly attached to the filter disc 6.
The connection between the filter disc 6 and the perforation 17 is easy to generate air leakage, the sealing effect of the perforation 17 can be realized to a certain degree through the sealing ring 27, and the sealing function of the upper bin body 15 and the lower bin body 16 is improved.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. A filtering device for waste gas comprises a waste gas treatment bin (1), an air inlet end (2) and an air outlet end (3),
a multiple filtering mechanism (4) is arranged in the waste gas treatment bin (1),
the multiple filtering mechanism (4) is provided with a rotating shaft (5) extending from the air inlet end (2) to the air outlet end (3) and a filtering disc (6) arranged on the rotating shaft (5),
an ultrasonic cleaning mechanism (7) for cleaning the filter disc (6) is arranged in the lower space in the waste gas treatment bin (1);
it is characterized in that the preparation method is characterized in that,
the waste gas treatment bin (1) is provided with a plurality of filter discs (6) which are arranged at intervals along the axial direction of the rotating shaft (5), each filter disc (6) comprises an inner disc body (8) and an outer disc body (9) which are coaxial, each outer disc body comprises an outer disc body bottom (91) and an outer disc body frame (92) which are integrally formed and an outer disc body cover (93), and the outer disc body bottoms (91) and the outer disc body covers (93) form a space for accommodating the inner disc body (8) through the outer disc body frames (92);
the rotating shaft (5) comprises an inner shaft body (10) and an outer shaft body (11) which are coaxially arranged, the inner shaft body (10) is connected with the inner disc body (8), and the outer shaft body (11) is connected with the outer disc body (9);
the waste gas treatment bin (1) also comprises a first driving motor (12) for driving the inner shaft body (10) to rotate and a second driving motor (13) for driving the outer shaft body (11);
a partition plate (14) is horizontally arranged in the middle of the inner side of the waste gas treatment bin (1), the partition plate (14) divides the inner space of the waste gas treatment bin (1) into an upper bin body (15) and a lower bin body (16), the rotating shaft (5) is arranged in the upper bin body (15), and a through hole (17) for the filter disc (6) to pass through is formed in the partition plate (14);
the filter disc (6) divides the inner space of the upper bin body (15) into a plurality of independent filter spaces.
2. The exhaust gas filtering device according to claim 1, wherein the inner disk body (8) and the outer disk body (9) of the filtering disk (6) are provided with filtering meshes which are radially distributed along the axial center in a diffusion manner to the circumference; the filter meshes on two adjacent filter discs (6) are arranged in a staggered way.
3. An exhaust gas filtering device according to claim 2, characterized in that the aperture of the filter meshes of the filter discs (6) decreases from the inlet end (2) to the outlet end (3), the apertures of the inner disc (8) and the outer disc (9) of the same filter disc (6) being the same.
4. An exhaust gas filtering device according to any one of claims 1-3, characterized in that the steel brushes (18) are provided on opposite sides of the outer tray body (91) and the inner tray body (8).
5. An exhaust gas filtering device as claimed in claim 4, characterized in that said upper chamber body (15) is provided with a removable upper cover, the inner wall of which is in sealing contact with the periphery of said filter disc (6).
6. An exhaust gas filtering apparatus according to claim 4, wherein the inner shaft body (10) is provided with a plurality of rotating seats (19) sequentially distributed along the axial direction, the rotating seats (19) correspond to the inner disc bodies (8) one by one, the rotating seats (19) are fixedly installed on the inner shaft body (10), and the inner disc bodies (8) are installed on the inner shaft body (10) through the rotating seats (19).
7. The exhaust gas filtering apparatus according to claim 4, wherein the outer shaft body (11) comprises a plurality of rotating sleeves (20), the rotating sleeves (20) are sleeved on the inner shaft body (10), the rotating sleeves (20) are arranged between two filter discs (6) or between the filter discs (6) and the inner wall of the upper bin body (15), the output end of the second driving motor (13) is fixedly connected with the end of one rotating sleeve (20) closest to the second driving motor (13), and the other end of the rotating sleeve (20) closest to the second driving motor (13) is fixedly connected with the center of the side wall of the outermost outer disc body (9).
8. An exhaust gas filtering apparatus according to claim 7, wherein the two ends of the remaining rotary sleeve (20) are fixedly connected to the centers of the side walls of two adjacent outer disks (9), respectively, the connecting frame (21) is vertically fixed to one end of the rotary sleeve, and the rotary sleeve (20) is fixedly connected to the outer disks (9) through the connecting frame (21).
9. The filtering apparatus for exhaust gases according to claim 4, further comprising a gas return means disposed in the lower cartridge body (16) and comprising:
backflow air pipe (22), air inlet pipe (23), control solenoid valve (24), conduction pipe (25) and check valve (26), backflow air pipe (22) and air inlet pipe (23) communicate respectively with the both ends lateral wall of the lower storehouse body (16), all be equipped with control solenoid valve (24) on backflow air pipe (22) and air inlet pipe (23), backflow air pipe (22) keep away from the one end and the inlet end (2) intercommunication of the lower storehouse body (16), the one end and the external air pump intercommunication of the lower storehouse body (16) are kept away from in air inlet pipe (23), conduction pipe (25) are vertical to be run through the setting on baffle (14), check valve (26) fixed mounting is on conduction pipe (25), the vertical upwards setting of the air guide direction of check valve (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110497792.8A CN113069851A (en) | 2021-05-08 | 2021-05-08 | Filtering equipment for waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110497792.8A CN113069851A (en) | 2021-05-08 | 2021-05-08 | Filtering equipment for waste gas |
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| Publication Number | Publication Date |
|---|---|
| CN113069851A true CN113069851A (en) | 2021-07-06 |
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ID=76616489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110497792.8A Pending CN113069851A (en) | 2021-05-08 | 2021-05-08 | Filtering equipment for waste gas |
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| Country | Link |
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| CN (1) | CN113069851A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024045497A1 (en) * | 2022-08-30 | 2024-03-07 | 金发科技股份有限公司 | Efficient low-resistance exhaust gas scrubbing apparatus and exhaust gas scrubbing method |
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| CN108061317A (en) * | 2017-07-20 | 2018-05-22 | 宁波方太厨具有限公司 | A kind of lampblack filter and application have the range hood of the filter device |
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