CN112295336A - Air filter for producing formaldehyde - Google Patents
Air filter for producing formaldehyde Download PDFInfo
- Publication number
- CN112295336A CN112295336A CN202011226806.4A CN202011226806A CN112295336A CN 112295336 A CN112295336 A CN 112295336A CN 202011226806 A CN202011226806 A CN 202011226806A CN 112295336 A CN112295336 A CN 112295336A
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- CN
- China
- Prior art keywords
- filter screen
- air inlet
- air
- movable
- inlet shell
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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
-
- 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
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
-
- 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
- B01D46/88—Replacing filter elements
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses an air filter for producing formaldehyde, which comprises an air inlet shell, wherein a cleaning box is fixedly connected to one side of the middle part of the air inlet shell, a silencing cavity is arranged on one side of a port close to the interior of the air inlet shell, a coarse filter screen is arranged on the port close to one side of the silencing cavity, a track is arranged in the air inlet shell and the cleaning box, a first movable filter screen and a second movable filter screen are slidably connected on the track, the moving direction of the first movable filter screen and the moving direction of the second movable filter screen are perpendicular to the gas flowing direction, a first fine filter screen and a second fine filter screen are arranged on one side of the interior of the air inlet shell and far away from the coarse filter screen, and a first driving device and a second driving device are arranged at the tops of the air inlet shell and the cleaning box. This kind of an air cleaner for producing formaldehyde has solved the filter screen and has changed and need shut down the problem of carrying out the operation, guarantees normal production.
Description
Technical Field
The invention relates to the technical field of air treatment, in particular to an air filter for producing formaldehyde.
Background
Formaldehyde is an organic chemical substance, is also called as formil, is colorless and irritant gas, has an irritant effect on human eyes, noses and the like, is easily dissolved in water and ethanol, has the concentration of 55 percent at most in an aqueous solution, is generally 35 to 40 percent and is usually 37 percent, is called as formalin and is commonly called as formalin.
Formaldehyde is in process of production, need use the air, in order to guarantee the quality of formaldehyde, can not sneak into the dust in the air, consequently need increase the filtration process, traditional filtration all is the direct increase filter screen, just need change the clearance after using a period when the filter screen, need shut down this moment and operate, influenced holistic production, moreover in the workshop, can produce great noise when the air is inhaled by the fan, cause noise pollution for production.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the air filter for producing formaldehyde, which solves the problem that the filter screen needs to be replaced and stopped for operation, and ensures normal production.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: an air filter for producing formaldehyde comprises an air inlet shell, wherein one side of the middle part of the air inlet shell is fixedly connected with a cleaning box, a silencing cavity is arranged at one side of the inlet casing close to the port, a coarse filter screen is arranged at the port of the inlet casing close to the silencing cavity, a track is arranged inside the inlet casing and the cleaning box, and the track is connected with a first movable filter screen and a second movable filter screen in a sliding way, the moving directions of the first movable filter screen and the second movable filter screen are vertical to the gas flowing direction, a first fine filter screen and a second fine filter screen are arranged on one side of the inner part of the air inlet shell and far away from the coarse filter screen, the top of air inlet shell and cleaning box is provided with first drive arrangement and second drive arrangement, first drive arrangement is used for driving first removal filter screen, the second drive arrangement is used for driving the second and removes the filter screen.
Preferably, the inner wall of the silencing cavity is provided with silencing cotton.
Preferably, a cleaning door is arranged on one side of the cleaning box close to the coarse filter screen.
Preferably, the first movable filter screen comprises a frame body, a filter bag fixing frame is fixedly connected inside the frame body, a filter bag is fixedly connected to the surface of the filter bag fixing frame, rollers are arranged at the bottom of the frame body, a driving block is arranged at the top of the frame body, the driving block penetrates through the top of the air inlet shell and the top of the cleaning box, a strip-shaped sliding hole matched with the driving block is formed in the top of the air inlet shell and the top of the cleaning box, and a sealing rubber strip is arranged in the sliding hole.
Preferably, the filter bag is fixedly connected with the filter bag fixing frame through a buckle.
Preferably, the bottom of the air inlet shell is hinged with a cleaning plate at a position corresponding to the coarse filter screen, and the cleaning plate is fixed with the air inlet shell through a hasp.
Preferably, the side wall of the air inlet shell is provided with a through hole matched with the first movable filter screen and the second movable filter screen, and the through hole is sealed by the first movable filter screen and the second movable filter screen after the first movable filter screen and the second movable filter screen move in place.
Preferably, first drive arrangement includes transmission box, transmission box's inside is rotated and is connected with the lead screw, bottom one side fixedly connected with driving motor of transmission box inner wall, driving motor's output shaft fixedly connected with first belt pulley, the fixed surface of lead screw is connected with the second belt pulley, the transmission is connected with the belt between first belt pulley and the second belt pulley, the surperficial threaded connection of lead screw has the thread block, transmission box inner wall's both sides are provided with the stopper, thread block and first removal filter screen fixed connection.
Preferably, the surface of the air inlet casing is provided with a cleaning cover plate at the corresponding position of the first fine filter screen and the second fine filter screen, and the first fine filter screen and the second fine filter screen are inserted into the air inlet casing through the mounting holes corresponding to the cleaning cover plate.
(III) advantageous effects
The invention provides an air filter for producing formaldehyde, which has the following beneficial effects: through set up the cleaning box in casing one side admits air, set up the filter screen of two removals in cleaning box and the casing that admits air, through two filter screen cross use, realized not shutting down and changed the clearance, guaranteed the normal production of formaldehyde, utilize first smart filter screen and the smart filter screen of second to improve the filtration effect simultaneously.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a top view of the structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
FIG. 4 is a schematic structural view of a first movable filter screen according to the present invention;
fig. 5 is a schematic structural diagram of a first driving device according to the present invention.
In the figure: 1-an air inlet shell, 2-a cleaning box, 3-a noise reduction cavity, 4-noise reduction cotton, 5-a coarse filter screen, 6-a first movable filter screen, 61-a frame body, 62-a filter bag fixing frame, 63-a filter bag, 64-a roller, 65-a driving block, 7-a second movable filter screen, 8-a cleaning door, 9-a first fine filter screen, 10-a second fine filter screen, 11-a cleaning cover plate, 12-a cleaning plate, 13-a first driving device, 131-a transmission box body, 132-a screw rod, 133-a driving motor, 134-a first belt pulley, 135-a second belt pulley, 136-a belt, 137-a thread block, 138-a limiting block and 14-a second driving device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an air filter for producing formaldehyde comprises an air inlet shell 1, wherein a cleaning box 2 is fixedly connected to one side of the middle of the air inlet shell 1, a silencing cavity 3 is arranged at one side of a port close to the interior of the air inlet shell 1, a coarse filter screen 5 is arranged at a port close to one side of the silencing cavity 3 of the air inlet shell 1, tracks are arranged in the air inlet shell 1 and the cleaning box 2, a first movable filter screen 6 and a second movable filter screen 7 are connected to the tracks in a sliding mode, the moving directions of the first movable filter screen 6 and the second movable filter screen 7 are perpendicular to the gas flowing direction, and the first movable filter screen 6 and the second movable filter screen 7 are used alternately, so that the other filter screen can be cleaned in the cleaning box 2, and the non-stop work is realized; the inside of casing 1 just keeps away from one side of coarse filtration net 5 and is provided with first fine filtration net 9 and second fine filtration net 10, improves the air filter effect, and the top of casing 1 and clearance case 2 that admits air is provided with first drive arrangement 13 and second drive arrangement 14, and first drive arrangement 13 is used for driving first removal filter screen 6, and second drive arrangement 14 is used for driving second removal filter screen 7.
The inner wall of the silencing cavity 3 is provided with silencing cotton 4, so that noise pollution is solved.
One side of the cleaning box 2 close to the coarse filter screen 5 is provided with a cleaning door 8, so that the filter screen in the cleaning box 2 can be cleaned conveniently.
First removal filter screen 6 includes framework 61, the inside fixedly connected with filter bag mount 62 of framework 61, the fixed surface of filter bag mount 62 is connected with and crosses filter bag 63, the bottom of framework 61 is provided with gyro wheel 64, the top of framework 61 is provided with drive block 65, drive block 65 runs through the top of casing 1 and the clearance case 2 that admits air, the rectangular slide opening with drive block 65 adaptation is seted up at the top of casing 1 and clearance case 2 that admits air, and be provided with joint strip in the slide opening.
The filter bag 63 is fixedly connected with the filter bag fixing frame 62 through a buckle, so that the filter bag is convenient to disassemble.
The bottom of the air inlet casing 1 is hinged with a cleaning plate 12 corresponding to the coarse filter screen 5, and the cleaning plate 12 is fixed with the air inlet casing 1 through a hasp, so that the coarse filter screen 5 is conveniently cleaned.
The side wall of the air inlet housing 1 is provided with through holes matched with the first movable filter screen 6 and the second movable filter screen 7, and the through holes are sealed by the first movable filter screen 6 and the second movable filter screen 7 after the first movable filter screen 6 and the second movable filter screen 7 move in place.
The surface of the air inlet casing 1 is provided with a cleaning cover plate 11 at the corresponding positions of the first fine filter screen 9 and the second fine filter screen 10, and the first fine filter screen 9 and the second fine filter screen 10 are inserted into the air inlet casing 1 through the mounting ports corresponding to the cleaning cover plate 11, so that the cleaning filter screens can be conveniently drawn out.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.
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 (9)
1. An air filter for the production of formaldehyde, comprising an air intake housing (1), characterized in that: the air inlet device is characterized in that a cleaning box (2) is fixedly connected to one side of the middle of an air inlet shell (1), a silencing cavity (3) is arranged on one side of a port close to the inside of the air inlet shell (1), a coarse filter screen (5) is arranged on a port close to one side of the silencing cavity (3) of the air inlet shell (1), a track is arranged inside the air inlet shell (1) and the cleaning box (2), a first movable filter screen (6) and a second movable filter screen (7) are connected to the track in a sliding mode, the moving directions of the first movable filter screen (6) and the second movable filter screen (7) are perpendicular to the flowing direction of air, a first fine filter screen (9) and a second fine filter screen (10) are arranged on one side of the inside of the air inlet shell (1) far away from the coarse filter screen (5), a first driving device (13) and a second driving device (14) are arranged at the tops of the air inlet shell (1) and the, the first driving device (13) is used for driving the first movable filter screen (6), and the second driving device (14) is used for driving the second movable filter screen (7).
2. An air filter for the production of formaldehyde according to claim 1, characterized in that: the inner wall of the silencing cavity (3) is provided with silencing cotton (4).
3. An air filter for the production of formaldehyde according to claim 1, characterized in that: and a cleaning door (8) is arranged on one side of the cleaning box (2) close to the coarse filter screen (5).
4. An air filter for the production of formaldehyde according to claim 1, characterized in that: first removal filter screen (6) are including framework (61), the inside fixedly connected with filter bag mount (62) of framework (61), the fixed surface of filter bag mount (62) is connected with and crosses filter bag (63), the bottom of framework (61) is provided with gyro wheel (64), the top of framework (61) is provided with drive block (65), the top of casing (1) and cleaning box (2) admits air is run through in drive block (65), the rectangular slide opening with drive block (65) adaptation is seted up at the top of casing (1) and cleaning box (2) admits air, and is provided with joint strip in the slide opening.
5. An air filter for producing formaldehyde according to claim 4, characterized in that: the filter bag (63) is fixedly connected with the filter bag fixing frame (62) through a buckle.
6. An air filter for the production of formaldehyde according to claim 1, characterized in that: the bottom of the air inlet shell (1) is hinged with a cleaning plate (12) at a position corresponding to the coarse filter screen (5), and the cleaning plate (12) is fixed with the air inlet shell (1) through a hasp.
7. An air filter for the production of formaldehyde according to claim 1, characterized in that: the side wall of the air inlet shell (1) is provided with a through hole matched with the first movable filter screen (6) and the second movable filter screen (7), and the through hole is sealed by the first movable filter screen (6) and the second movable filter screen (7) after the first movable filter screen (6) and the second movable filter screen (7) are moved in place.
8. An air filter for the production of formaldehyde according to claim 1, characterized in that: first drive arrangement (13) include transmission case (131), the inside rotation of transmission case (131) is connected with lead screw (132), bottom one side fixedly connected with driving motor (133) of transmission case (131) inner wall, the output shaft fixedly connected with first belt pulley (134) of driving motor (133), the fixed surface of lead screw (132) is connected with second belt pulley (135), the transmission is connected with belt (136) between first belt pulley (134) and second belt pulley (135), the threaded connection in surface of lead screw (132) has screw block (137), the both sides of transmission case (131) inner wall are provided with stopper (138), screw block (137) and first removal filter screen (6) fixed connection.
9. An air filter for the production of formaldehyde according to claim 1, characterized in that: the surface of air inlet housing (1) just is located first smart filter screen (9) and second smart filter screen (10) and corresponds the position and is provided with clearance apron (11), first smart filter screen (9) and second smart filter screen (10) insert air inlet housing (1) through the installing port that clearance apron (11) correspond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011226806.4A CN112295336A (en) | 2020-11-06 | 2020-11-06 | Air filter for producing formaldehyde |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011226806.4A CN112295336A (en) | 2020-11-06 | 2020-11-06 | Air filter for producing formaldehyde |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112295336A true CN112295336A (en) | 2021-02-02 |
Family
ID=74325074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011226806.4A Withdrawn CN112295336A (en) | 2020-11-06 | 2020-11-06 | Air filter for producing formaldehyde |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112295336A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114471061A (en) * | 2022-03-12 | 2022-05-13 | 山西煤炭进出口集团左云长春兴煤业有限公司 | Dust removal device and method for coal mining |
-
2020
- 2020-11-06 CN CN202011226806.4A patent/CN112295336A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114471061A (en) * | 2022-03-12 | 2022-05-13 | 山西煤炭进出口集团左云长春兴煤业有限公司 | Dust removal device and method for coal mining |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210202 |
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| WW01 | Invention patent application withdrawn after publication |