CN219399492U

CN219399492U - Catalytic combustion exhaust treatment equipment

Info

Publication number: CN219399492U
Application number: CN202320783298.2U
Authority: CN
Inventors: 姜德志; 陈祥
Original assignee: Suzhou Quality Control Environmental Technology Co ltd
Current assignee: Suzhou Quality Control Environmental Technology Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-07-25
Anticipated expiration: 2033-04-11

Abstract

The utility model discloses catalytic combustion waste gas treatment equipment, which relates to the technical field of waste gas treatment and comprises a shell, wherein two sides of the shell are respectively connected with an air inlet pipe and an air outlet pipe, a negative pressure component is arranged in the shell at a position close to the air outlet pipe, the negative pressure component is in transmission connection with two fixed shafts through a linkage mechanism, the two fixed shafts are both in rotary connection with the inner side of a fixed frame, the fixed frame is fixedly connected in the shell, a filter element is also in rotary connection with the fixed frame through the fixed shaft, one side of the bottom of the fixed frame is fixedly connected with a scraping plate through a bracket, and the scraping plate is in sliding fit with the outer wall of the filter element.

Description

Catalytic combustion exhaust treatment equipment

Technical Field

The utility model relates to the technical field of waste gas treatment, in particular to catalytic combustion waste gas treatment equipment.

Background

The catalytic combustion device exhaust gas treatment process mainly comprises three parts: the method comprises the steps of an adsorption gas process, a desorption gas process and a catalytic combustion process, wherein before the adsorption gas treatment process, in order to prevent particles in waste gas from blocking adsorption fillers and affecting the adsorption performance of the adsorption fillers on organic matters, the air source of an adsorption treatment system is required to be clean and dust-free, deep filtration pretreatment is required to be carried out on the adsorption treatment system before the adsorption treatment system enters an active carbon adsorption concentration device, so that dust removal efficiency reaches more than 99%, based on the adsorption treatment system, the filtration work is required to be carried out on the adsorption treatment system before the waste gas treatment, but the conventional filtration device is slow in flow rate when the gas passes through, the treatment efficiency is lower, the filter element is difficult to self-clean, periodic maintenance is required, and the operation efficiency is greatly reduced.

Disclosure of Invention

The present utility model aims to provide a catalytic combustion exhaust gas treatment apparatus to solve the problems set forth in the background art described above.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a catalytic combustion exhaust treatment equipment, includes the casing, the both sides of casing are connected with intake pipe and outlet duct respectively, and the inside position department that is close to the outlet duct of casing installs negative pressure component, and negative pressure component passes through link gear and is connected with two fixed axle transmissions, and two fixed axles all rotate to be connected in the inboard of fixed frame, and fixed frame rigid coupling is in the casing, still is connected with the filter core through the fixed axle rotation in the fixed frame, and one side of fixed frame bottom has the scraper blade through the support rigid coupling, and the scraper blade slides the laminating with the outer wall of filter core.

Preferably, the negative pressure assembly comprises a motor arranged in the shell through a mounting frame, an output shaft of the motor is fixedly connected with one end of a worm shaft, a negative pressure blade is fixedly connected with the other end of the worm shaft, and the worm shaft is rotatably connected to one side of the mounting frame through a supporting frame.

Preferably, the linkage mechanism comprises a worm wheel which is arranged below the worm shaft and meshed with the worm wheel, the worm wheel is fixedly connected to the middle part of the driving shaft, the driving shaft is rotationally connected in the shell through a bearing frame, driving wheels are fixedly arranged at two ends of the driving shaft, the driving wheels are in transmission connection with driven wheels through belts, the driven wheels are fixedly connected to a rotating shaft, the rotating shaft is rotationally connected in the shell, a first gear is fixedly connected to the outer wall of the rotating shaft, the first gear is meshed with the second gear, and the second gear is fixedly connected to the outer wall of the fixing shaft.

Preferably, the filter element comprises an outer layer filter screen, an inner supporting net is fixedly arranged in the outer layer filter screen, and activated carbon filler is arranged between the outer layer filter screen and the inner supporting net.

Preferably, a sealing ring positioned outside the gear II is fixedly arranged on the side wall of the fixed frame.

Preferably, the bottom of the shell is inserted with a collecting box below the scraping plate, connecting pieces are fixedly arranged on two sides of the collecting box, and the connecting pieces are detachably connected to the bottom of the shell.

Compared with the prior art, the utility model has the beneficial effects that:

the negative pressure blade is utilized to rotate one side of the shell body, which is close to the air outlet pipe, so that the flow speed of waste gas passing through the filter element can be accelerated, the treatment efficiency is improved, meanwhile, under the action of the transmission mechanism, the filter element can be synchronously driven to rotate, the scraper scrapes the impurities attached to the outer side of the filter element, the self-cleaning of the filter element is realized, the maintenance frequency of the filter element is greatly reduced, the operation efficiency of the whole equipment is improved, the waste gas can be subjected to double-effect filtration and adsorption, and the pretreatment effect of the waste gas is greatly improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the inside of the housing of the present utility model;

FIG. 3 is a schematic view of the connection of the negative pressure assembly and the linkage mechanism of the present utility model;

FIG. 4 is a schematic view of the inner side of the fixing frame of the present utility model;

fig. 5 is a schematic cross-sectional view of a rotary drum according to the present utility model.

In the figure: 1. a housing; 2. an air inlet pipe; 3. an air outlet pipe; 4. a negative pressure assembly; 41. a motor; 42. a worm shaft; 43. negative pressure blades; 44. a support frame; 5. a linkage mechanism; 51. a worm wheel; 52. a drive shaft; 53. a bearing bracket; 54. a driving wheel; 55. driven wheel; 56. a rotation shaft; 57. a first gear; 58. a second gear; 6. a fixed frame; 7. a fixed shaft; 8. a filter element; 81. an outer layer filter screen; 82. an inner support net; 83. activated carbon filler; 9. a bracket; 10. a scraper; 11. a seal ring; 12. a collection box; 13. and a connecting sheet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-4, a catalytic combustion exhaust gas treatment device in the drawing includes a housing 1, two sides of the housing 1 are respectively connected with an air inlet pipe 2 and an air outlet pipe 3, a negative pressure component 4 is installed at a position, close to the air outlet pipe 3, inside the housing 1, the negative pressure component 4 is in transmission connection with two fixed shafts 7 through a linkage mechanism 5, the two fixed shafts 7 are both in rotation connection with the inner side of a fixed frame 6, the fixed frame 6 is fixedly connected in the housing 1, a filter element 8 is also in rotation connection with the fixed frame 6 through the fixed shafts 7, one side of the bottom of the fixed frame 6 is fixedly connected with a scraping plate 10 through a bracket 9, and the scraping plate 10 is in sliding fit with the outer wall of the filter element 8.

The negative pressure assembly 4 comprises a motor 41 arranged in the shell 1 through a mounting frame, an output shaft of the motor 41 is fixedly connected with one end of a worm shaft 42, a negative pressure blade 43 is fixedly connected with the other end of the worm shaft 42, and the worm shaft 42 is rotatably connected to one side of the mounting frame through a supporting frame 44; for generating negative pressure and improving ventilation efficiency.

The linkage mechanism 5 comprises a worm wheel 51 which is arranged below the worm shaft 42 and meshed with the worm wheel, the worm wheel 51 is fixedly connected to the middle part of a driving shaft 52, the driving shaft 52 is rotationally connected in the shell 1 through a bearing frame 53, driving wheels 54 are fixedly arranged at two ends of the driving shaft 52, the driving wheels 54 are in transmission connection with driven wheels 55 through belts, the driven wheels 55 are fixedly connected on a rotating shaft 56, the rotating shaft 56 is rotationally connected in the shell 1, a first gear 57 is fixedly connected on the outer wall of the rotating shaft 56, the first gear 57 is meshed with a second gear 58, and the second gear 58 is fixedly connected on the outer wall of the fixed shaft 7; for driving the cartridge 8 in rotation.

Wherein, the side wall of the fixed frame 6 is fixedly provided with a sealing ring 11 positioned outside the second gear 58; the tightness between the fixed frame 6 and the shell 1 is improved, and the exhaust gas is reduced to pass through the gaps at the two sides of the fixed frame 6.

Wherein, the bottom of the shell 1 is inserted with a collecting box 12 below the scraping plate 10, two sides of the collecting box 12 are fixedly provided with connecting pieces 13, and the connecting pieces 13 are detachably connected to the bottom of the shell 1; for collecting scraped-off impurities.

In this embodiment, the exhaust gas enters the housing 1 through the air inlet pipe 2, then passes through the filter element 8 and is discharged through the air outlet pipe, in this process, the motor 41 is started and the worm shaft 42 drives the negative pressure blade 43 to rotate, the negative pressure blade 43 accelerates the exhaust gas discharge and makes one side of the housing 1 close to the air outlet pipe generate negative pressure, so as to improve the flow rate of the exhaust gas passing through the filter element 8, the worm shaft 42 and the worm wheel 51 can drive the driving shaft 52 to rotate under the meshing action of the worm shaft 42 and the worm wheel 51, the driving shaft 52 drives the first gear 57 to rotate under the transmission action of the driving wheel 54 and the driven wheel 55, the first gear 57 drives the filter element 8 to rotate under the meshing action of the second gear 58, and the scraper 10 scrapes the impurities attached to the outer side of the filter element 8 into the collecting box 12 under the action of the scraper 10.

Example two

In the second embodiment, referring to fig. 5, the filter element 8 includes an outer filter screen 81, an inner support screen 82 is fixedly arranged in the outer filter screen 81, and an activated carbon filler 83 is arranged between the outer filter screen 81 and the inner support screen 82.

In this embodiment, when waste gas passes through filter core 8, carry out preliminary filtration work to waste gas earlier under the effect of outer filter screen 81, then enter into activated carbon packing 83 again, carry out preliminary adsorption work to waste gas, because filter core 8 is rotatory, then when waste gas flows to air-out pipe side by filter core 8 inside, can pass through activated carbon packing 83 and outer filter screen 81 again, can carry out economic benefits and social benefits filtration and absorption to waste gas, improved the preliminary treatment effect of waste gas greatly.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Catalytic combustion exhaust gas treatment device comprising a housing (1), characterized in that: the utility model discloses a filter, including casing (1), fixed frame (6), scraper blade (10) are installed in the position department that casing (1) inside is close to outlet duct (3), negative pressure subassembly (4) are installed in the both sides of casing (1) respectively, negative pressure subassembly (4) are connected with two fixed axle (7) transmission through link gear (5), the inboard at fixed frame (6) is all rotated to two fixed axles (7), fixed frame (6) rigid coupling is in casing (1), still be connected with filter core (8) through fixed axle (7) rotation in fixed frame (6), one side of fixed frame (6) bottom has scraper blade (10) through support (9) rigid coupling, the outer wall slip laminating of scraper blade (10) and filter core (8).

2. A catalytic combustion exhaust treatment apparatus according to claim 1, wherein: the negative pressure assembly (4) comprises a motor (41) which is arranged in the shell (1) through a mounting frame, an output shaft of the motor (41) is fixedly connected with one end of a worm shaft (42), a negative pressure blade (43) is fixedly connected with the other end of the worm shaft (42), and the worm shaft (42) is rotatably connected to one side of the mounting frame through a supporting frame (44).

3. A catalytic combustion exhaust treatment apparatus according to claim 2, wherein: the linkage mechanism (5) comprises a worm wheel (51) which is arranged below the worm shaft (42) and meshed with the worm wheel, the worm wheel (51) is fixedly connected to the middle of the driving shaft (52), the driving shaft (52) is rotationally connected to the inside of the shell (1) through a bearing frame (53), driving wheels (54) are fixedly arranged at two ends of the driving shaft (52), the driving wheels (54) are in transmission connection with driven wheels (55) through belts, the driven wheels (55) are fixedly connected to a rotating shaft (56), the rotating shaft (56) is rotationally connected to the inside of the shell (1), a first gear (57) is fixedly connected to the outer wall of the rotating shaft (56), the first gear (57) is meshed with a second gear (58), and the second gear (58) is fixedly connected to the outer wall of the fixed shaft (7).

4. A catalytic combustion exhaust treatment apparatus according to claim 1, wherein: the filter element (8) comprises an outer layer filter screen (81), an inner supporting net (82) is fixedly arranged in the outer layer filter screen (81), and an activated carbon filler (83) is arranged between the outer layer filter screen (81) and the inner supporting net (82).

5. A catalytic combustion exhaust treatment apparatus according to claim 3, wherein: a sealing ring (11) positioned outside the gear II (58) is fixedly arranged on the side wall of the fixed frame (6).

6. A catalytic combustion exhaust treatment apparatus according to claim 1, wherein: the bottom of casing (1) is pegged graft and is had collection box (12) that are in scraper blade (10) below, and both sides of collection box (12) all have set firmly connection piece (13), and connection piece (13) can dismantle the bottom of connection at casing (1).