CN219502380U

CN219502380U - Rotating wheel type biological VOCs gas purifying mechanism for packaging and printing industry

Info

Publication number: CN219502380U
Application number: CN202223056797.6U
Authority: CN
Inventors: 严晓丽; 苏茜; 朱建军
Original assignee: Ecolo Nanjing Peculiar Smell Control Technology Co ltd
Current assignee: Ecolo Nanjing Peculiar Smell Control Technology Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-08-11
Anticipated expiration: 2032-11-17

Abstract

The utility model relates to the technical field of gas purification, in particular to a rotating wheel type biological VOCs gas purification mechanism for the packaging and printing industry, which comprises a filtering tower and an adsorption rotating wheel connected with the filtering tower through a gas guide pipe, wherein the adsorption rotating wheel comprises a left shell and a right shell which are fixedly connected through bolts, and support plates are fixedly connected to the outer side walls of the left shell and the right shell. The utility model filters the waste gas twice through the filter screen and the filter element cylinder in the filter tower, and then periodically adsorbs, desorbs and cools the waste gas through the zeolite molecular sieve in the adsorption rotating wheel to realize the purification of the organic waste gas; the filter screen and the filter element cylinder in the filter tower are convenient to mount and dismount, so that the filter screen and the filter element cylinder are convenient to clean or replace; the left shell and the right shell of the adsorption rotating wheel are detachably connected, and the zeolite bin is communicated with a feeding and discharging port, so that the zeolite molecular sieve in the zeolite bin is convenient to assemble and disassemble, and the zeolite molecular sieve is replaced.

Description

Rotating wheel type biological VOCs gas purifying mechanism for packaging and printing industry

Technical Field

The utility model relates to the technical field of gas purification, in particular to a rotating wheel type biological VOCs gas purification mechanism for the packaging and printing industry.

Background

With the increasing emphasis on environmental problems, people pay more and more attention to environmental problems, and environmental pollution is reduced or reduced in various ways. Currently, respirable particulate matter has become an important source of compromising air quality, and Volatile Organic Compounds (VOCs) are a large source of respirable particulate matter. At present, VOCs are mainly derived from industrial production, and volatile organic compounds are polluting air at all times in various occasions where organic solvents are used, such as paint spraying, printing, metal degreasing and degreasing, adhesives. In order to maintain the air quality in the environment, methods such as condensation, adsorption, absorption, combustion, activated carbon and the like are used to remove volatile organic compounds. Commonly used biological adsorption processes typically employ zeolite wheels to adsorb VOCs.

The patent with the bulletin number of CN211799856U discloses a zeolite runner convenient to disassemble and assemble, which comprises a rotating shaft and a runner body arranged on the rotating shaft, wherein the runner body is formed by assembling a plurality of fan-shaped zeolite wheel cores, the zeolite wheel cores are spliced with the rotating shaft, the outer sides of the zeolite wheel cores are provided with arc-shaped baffle plates attached to the zeolite wheel cores, the arc-shaped baffle plates are spliced end to form a circular shell, the shell covers the runner body, clamping angle irons are arranged on the outer sides of the arc-shaped baffle plates, connecting seats with perforations are arranged at the two ends of each arc-shaped baffle plate, and two adjacent connecting seats are connected through a quick lock pin.

Above-mentioned make things convenient for zeolite runner of dismouting, when needs change zeolite molecular sieve, is through quick lockpin and clamp angle bar with baffle head and the tail separation, then dismantle whole arc baffle to change zeolite molecular sieve, but above-mentioned method of all dismantling whole baffle is not applicable to the zeolite molecular sieve in a certain zeolite wheel core, and after the baffle all was dismantled, zeolite molecular sieve in all zeolite wheel cores all can flow out.

For this reason, we propose a wheel biological VOCs gas purification mechanism for the packaging printing industry.

Disclosure of Invention

The utility model aims to provide a rotating wheel type biological VOCs gas purifying mechanism for the packaging and printing industry, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a runner formula biological method VOCs gas purification mechanism for packing printing trade, includes the filter tower and with filter tower between the adsorption runner of being connected through the air duct, the adsorption runner includes left casing and right casing through bolt fixed connection, the equal fixedly connected with backup pad of left side casing and right casing lateral wall, left side casing and right casing internal rotation are provided with the runner main part, the runner main part includes that both ends pass through the bearing frame and rotate the pivot that sets up in the backup pad upper end, left side casing and right casing lateral wall offer the dodging hole that supplies the pivot to pass, the fixed compartment board that is provided with of pivot lateral surface circumference equidistance, the one end that the pivot was kept away from to the compartment board is fixed to be provided with the shell, just be located between shell and the pivot and the compartment board left and all be fixed be provided with the silk screen, adjacent two sets of between the compartment board and be located pivot, shell and two sets of zeolite storehouse department all communicates there is the business turn over material mouth, install the valve on the business turn over mouth, the motor rotates, left side casing and right side casing and the drive housing have been seted up the dodging hole that supplies the pivot to pass through, cooling air inlet and regeneration end are equipped with the air inlet and regeneration end respectively on the air inlet and the air inlet, the air inlet and the air outlet are connected with the regeneration end, the air inlet and the air inlet respectively on the air inlet, the air outlet is connected with the regeneration end.

And the air guide pipe is provided with an air guide fan. Through the work of wind-guiding machine, realize the conveying of waste gas between filter tower and the absorption runner.

The filter tower is including the filter tower casing that all is the opening form from top to bottom, both ends are respectively through bolt fixedly connected with upper cover body and lower cover body about the filter tower casing, filter tower casing left side is equipped with first air inlet, filter tower casing inside wall just is located first air inlet upper end and fixedly provided with first connection boss, first connection boss lower extreme passes through screw fixedly connected with filter screen, upper cover body lower extreme middle part fixedly is provided with first internal thread section of thick bamboo, the inboard lower extreme threaded connection of first internal thread section of thick bamboo has a filter core section of thick bamboo, filter core section of thick bamboo outside lower extreme threaded connection has a second internal thread section of thick bamboo, second internal thread section of thick bamboo lower extreme fixedly provided with baffle, the air vent has been seted up on the baffle and is located second internal thread section of thick bamboo outer lane, upper cover body upper end middle part intercommunication has first gas outlet. The waste gas enters into the filter tower from first air inlet bottom, and waste gas flows upwards, carries out once filtration to waste gas through the filter screen, then the waste gas passes the air vent and reaches the baffle top, and it is inside to enter into the filter core section of thick bamboo to pass the filter core section of thick bamboo, holds back impurity dust in the waste gas once more through the filter core section of thick bamboo for dust impurity stays outside the filter core section of thick bamboo, enters into the inside waste gas after secondary filtration of filter core section of thick bamboo and passes through first gas outlet and air duct and get into in the absorption runner.

The middle part of the filter screen is in a downward concave arc shape. The filtering area of the filtering net for the exhaust gas is increased, so that the filtering efficiency is improved.

The first air outlet is connected with one end of the air duct, and the second air inlet is connected with the other end of the air duct. The waste gas filtered by the filtering tower is led into the adsorption rotating wheel through the air duct.

The motor is characterized in that a driving sprocket is fixedly arranged on an output shaft of the motor, driven sprockets are fixedly arranged at the left end and the right end of the rotating shaft, and the driven sprockets are connected with the driving sprocket through chain transmission. Through motor work, drive sprocket rotates, through the chain transmission for driven sprocket and pivot rotate, thereby make the runner main part rotate.

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

1. according to the utility model, the filter screen and the filter element cylinder in the filter tower are used for filtering the waste gas twice, and then the zeolite molecular sieve in the adsorption rotating wheel is used for periodically adsorbing, desorbing and cooling the waste gas, so that the purification of the organic waste gas is realized, the waste gas purification efficiency is higher, and the effect is better;

2. the filter screen and the filter element cylinder in the filter tower are convenient to mount and dismount, so that the filter screen and the filter element cylinder are convenient to clean or replace; the left shell and the right shell of the adsorption rotating wheel are detachably connected, and the zeolite bin is communicated with a feeding and discharging port, so that the zeolite molecular sieve in the zeolite bin is convenient to assemble and disassemble, and the zeolite molecular sieve is replaced.

Drawings

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

FIG. 2 is a schematic diagram of a filter tower according to the present utility model;

FIG. 3 is a schematic view of the adsorption rotor of the present utility model;

FIG. 4 is a schematic side view of the adsorption rotor of the present utility model;

FIG. 5 is a schematic view of the structure of the rotating shaft, the compartment plate, the shell, the silk screen, the zeolite molecular sieve and the feed inlet and outlet of the utility model.

In the figure: 1. an air duct; 2. a filter tower housing; 3. an upper cover; 4. a lower cover; 5. a first connection boss; 6. a filter screen; 7. a first internal thread cylinder; 8. a cartridge; 9. a second internal thread cylinder; 10. a partition plate; 11. a vent hole; 12. a left housing; 13. a right housing; 14. a support plate; 15. a rotating shaft; 16. a housing; 17. a silk screen; 18. zeolite molecular sieves; 19. a material inlet and a material outlet; 20. a motor; 21. a connecting pipe; 22. a heater; 23. a blower; 24. an exhaust fan; 25. and a wind guide machine.

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.

Referring to fig. 1-5, the present utility model provides a technical solution: a runner formula biological method VOCs gas purification mechanism for packing printing trade, includes the filtration tower and with the absorption runner of being connected through air duct 1 between the filtration tower, install air duct 25 on the air duct 1. The exhaust gas is transferred between the filter tower and the adsorption rotating wheel by the operation of the air guide fan 25.

The filtering tower comprises a filtering tower shell 2 with openings at the upper and lower parts, an upper cover body 3 and a lower cover body 4 are fixedly connected at the upper and lower ends of the filtering tower shell 2 through bolts respectively, a first air inlet is arranged at the left side of the filtering tower shell 2, a first connecting boss 5 is fixedly arranged at the upper end of the first air inlet and on the inner side wall of the filtering tower shell 2, a filter screen 6 is fixedly connected at the lower end of the first connecting boss 5 through bolts, the middle part of the filter screen 6 is in a downward sunken arc shape, the filtering area of the filter screen 6 on waste gas is increased, the filtering efficiency is improved, a first internal thread cylinder 7 is fixedly arranged at the middle part of the lower end of the upper cover body 3, a filter core cylinder 8 is connected at the lower end of the inner side of the first internal thread cylinder 7 through threads, the filter element cylinder 8 outside lower extreme threaded connection has second internal thread section of thick bamboo 9, second internal thread section of thick bamboo 9 lower extreme is fixedly provided with baffle 10, be threaded connection between filter element cylinder 8 and upper cover body 3 and the baffle 10 for filter element cylinder 8 easy to assemble and disassemble change, when needs change filter element cylinder 8, open upper cover body 3, take out filter element cylinder 8 and baffle 10 from filter tower casing 2 in, then unscrew baffle 10 and second internal thread section of thick bamboo 9 from filter element cylinder 8 lower extreme, unscrew filter element cylinder 8 from first internal thread section of thick bamboo 7 lower extreme again, can realize the dismantlement of filter element cylinder 8, air vent 11 has been seted up to baffle 10 on and be located second internal thread section of thick bamboo 9 outer lane, upper cover body 3 upper end middle part intercommunication has first gas outlet. The waste gas enters into the filter tower from first air inlet bottom, and waste gas flows upwards, carries out once filtration to waste gas through filter screen 6, then waste gas passes air vent 11 and reaches baffle 10 top, and inside entering into filter core section of thick bamboo 8 through filter core section of thick bamboo 8, hold back impurity dust in the waste gas again through filter core section of thick bamboo 8 for dust impurity remains in filter core section of thick bamboo 8 outside, enters into the inside waste gas after secondary filtration of filter core section of thick bamboo 8 and gets into the absorption runner through first gas outlet and air duct 1.

The adsorption rotating wheel comprises a left shell 12 and a right shell 13 which are fixedly connected through bolts, a supporting plate 14 is fixedly connected to the outer side walls of the left shell 12 and the right shell 13, a rotating wheel main body is rotationally arranged in the left shell 12 and the right shell 13, the rotating wheel main body comprises a rotating shaft 15 with two ends rotatably arranged at the upper end of the supporting plate 14 through bearing seats, avoiding holes for the rotating shaft 15 to pass through are formed in the side walls of the left shell 12 and the right shell 13, a partition plate is fixedly arranged on the outer side surface of the rotating shaft 15 at equal intervals in the circumferential direction, a shell 16 is fixedly arranged at one end of the partition plate far away from the rotating shaft 15, a silk screen 17 is fixedly arranged between the shell 16 and the rotating shaft 15 and positioned at the left side and the right side of the partition plate, a zeolite bin for containing zeolite molecular sieves 18 is formed between the rotating shaft 15, the shell 16 and the two groups of silk screens 17, the outside of the shell 16 and the positions of each group of zeolite bins are communicated with a feed and discharge port 19, the feed and discharge ports 19 are provided with valves, the feed and discharge ports 19 are used for loading and unloading zeolite molecular sieves 18 in the zeolite bins, when the zeolite molecular sieves 18 are added, the zeolite bins needing to be added with the zeolite molecular sieves 18 are rotated to the uppermost position, then the bearing blocks are separated from the supporting plates 14, then the left shell 12 is separated from the right shell 13, the feed and discharge ports 19 are exposed, the corresponding valves are opened, the zeolite molecular sieves 18 can be added into the zeolite bins, when the zeolite molecular sieves 18 are removed, the zeolite bins needing to be removed of the zeolite molecular sieves 18 are rotated to the lowermost position, then the bearing blocks are separated from the supporting plates 14, then the left shell 12 is separated from the right shell 13, the feed and discharge ports 19 are exposed, and the corresponding valves are opened, so that the zeolite molecular sieves 18 can be discharged. The rotating shaft 15 is driven to rotate by the motor 20, a driving sprocket is fixedly mounted on an output shaft of the motor 20, driven sprockets are fixedly mounted at the left end and the right end of the rotating shaft 15, the driven sprockets are connected with the driving sprockets through chain transmission, the driving sprockets are driven to rotate through the motor 20, and the driven sprockets and the rotating shaft 15 rotate through chain transmission, so that the rotating wheel body rotates. The lower ends of the side walls of the left shell 12 and the right shell 13 are respectively communicated with a second air inlet and a second air outlet, the upper end of the side wall of the right shell 13 is provided with a regeneration air inlet and a cooling air outlet, the cooling air outlet is communicated with the regeneration air inlet through a connecting pipe 21, a heater 22 is arranged on the connecting pipe 21, the upper end of the side wall of the left shell 12 is provided with a regeneration air outlet and a cooling air inlet, the cooling air inlet and the regeneration air outlet are respectively communicated with a blower 23 and an exhaust fan 24, the rotating wheel main body is divided into a treatment area, a regeneration area and a cooling area, the positions corresponding to the regeneration air inlet and the regeneration air outlet are the regeneration area, the positions corresponding to the cooling air inlet and the cooling air outlet are the cooling area, the rest are the treatment areas, waste gas treated by a filtering tower enters the treatment area of the rotating wheel main body through the second air inlet at first, is adsorbed by a zeolite molecular sieve 18 in a zeolite bin of the treatment area, the organic pollutant in the waste gas is adsorbed and then discharged from the second air outlet, the rotating wheel main body is driven to rotate by the motor 20, the part of the rotating wheel main body, which is adsorbed with the organic pollutant, is rotated to the regeneration zone, the air blown out of the cooling air outlet of the cooling zone is heated by the heater 22 and then is blown to the regeneration zone from the regeneration air inlet, the organic pollutant is desorbed during the process of contacting the zeolite molecular sieve 18, which is adsorbed with the organic pollutant, with the regeneration air flowing out of the regeneration air outlet through the exhaust fan 24, at this time, the zeolite molecular sieve 18 in the regeneration zone is regenerated, the rotating wheel main body is rotated again, the regenerated zeolite molecular sieve 18 is moved to the cooling zone, is blown to the cooling zone by the blower 23 to cool, and then is transferred to the regeneration zone to be adsorbed again, along with the initiative of the rotating wheel main body, the zeolite molecular sieve 18 periodically performs adsorption, desorption and cooling to realize purification of organic waste gas.

The first air outlet is connected with one end of the air duct 1, and the second air inlet is connected with the other end of the air duct 1. The waste gas filtered by the filtering tower is led into the adsorption rotating wheel through the air duct 1.

Specifically, when in use, waste gas enters the inner bottom of the filter tower from the first air inlet, flows upwards, is filtered once through the filter screen 6, then passes through the vent hole 11 to reach the upper part of the partition board 10, passes through the filter element cylinder 8 to enter the filter element cylinder 8, and traps impurity dust in the waste gas again through the filter element cylinder 8, so that dust impurities are remained outside the filter element cylinder 8, the waste gas after secondary filtration entering the filter element cylinder 8 enters a treatment area in the adsorption rotating wheel through the first air outlet, the air duct 1 and the second air inlet, the zeolite molecular sieve 18 in the zeolite bin of the treatment area adsorbs organic pollutants in the waste gas, the adsorbed gas is discharged from the second air outlet, the rotating wheel main body is driven to rotate by the motor 20, the part of the rotating wheel main body adsorbed with the organic pollutants is rotated to a regeneration zone, after the air blown from a cooling air outlet of the cooling zone is heated by a heater 22, the air is blown to the regeneration zone from a regeneration air inlet, the organic pollutants are desorbed in the process of contacting the zeolite molecular sieve 18 adsorbed with the organic pollutants with high-temperature air, and the organic pollutants flow out of the regeneration air outlet along with the regeneration air through an exhaust fan 24, at the moment, the zeolite molecular sieve 18 in the regeneration zone is regenerated, the rotating wheel main body is rotated again, the obtained regenerated zeolite molecular sieve 18 is moved to the cooling zone, is blown to the cooling zone through a blower 23 to cool, and then is transferred to the regeneration zone to be adsorbed again, and the zeolite molecular sieve 18 is periodically adsorbed, desorbed and cooled along with the initiative of the rotating wheel main body, so that the purification of organic waste gas is realized.

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. A gas purification mechanism of runner formula biological method VOCs for packing printing trade, including the filtration tower and with the absorption runner of being connected through air duct (1) between the filtration tower, its characterized in that: the adsorption rotating wheel comprises a left shell (12) and a right shell (13) which are fixedly connected through bolts, the outer side walls of the left shell (12) and the right shell (13) are fixedly connected with a supporting plate (14), rotating shafts (15) which are arranged at the upper ends of the supporting plate (14) are rotationally arranged at the two ends of the rotating wheel body through bearing seats, rotating shafts (15) are rotationally arranged at the upper ends of the supporting plate (14) through the bearing seats, avoiding holes for the rotating shafts (15) to penetrate are formed in the side walls of the left shell (12) and the right shell (13), a partition plate is fixedly arranged at the periphery of the outer side surface of the rotating shaft (15) at equal intervals, a shell (16) is fixedly arranged at one end of the partition plate far away from the rotating shaft (15), a wire mesh (17) is fixedly arranged between the shell (16) and the rotating shaft (15) at the left side and the right side of the partition plate, a zeolite (16) is formed between two groups of adjacent partition plates and is positioned between the rotating shafts (15), the shell (16) and the two groups of zeolite (17) are formed with a rotary shaft (18) through bearing seats, a zeolite driving motor (19) is arranged at the outer side of the zeolite (19) and is communicated with a zeolite inlet and outlet (19) through the zeolite inlet and outlet (19), the utility model discloses a cooling device for the solar energy collector is characterized in that the lower ends of the side walls of the left shell (12) and the right shell (13) are respectively communicated with a second air inlet and a second air outlet, the upper end of the side wall of the right shell (13) is provided with a regeneration air inlet and a cooling air outlet, the cooling air outlet is communicated with the regeneration air inlet through a connecting pipe (21), a heater (22) is installed on the connecting pipe (21), the upper end of the side wall of the left shell (12) is provided with a regeneration air outlet and a cooling air inlet, and the cooling air inlet and the regeneration air outlet are respectively communicated with a blower (23) and an exhaust fan (24).

2. The rotary biological VOCs gas cleaning mechanism for packaging and printing industries of claim 1, wherein: and a wind guide fan (25) is arranged on the air guide pipe (1).

3. The rotary biological VOCs gas cleaning mechanism for packaging and printing industries of claim 1, wherein: the filter tower is including filtering tower casing (2) that all be the opening form from top to bottom, both ends are respectively through bolt fixedly connected with upper cover body (3) and lower cover body (4) about filtering tower casing (2), filtering tower casing (2) left side is equipped with first air inlet, filtering tower casing (2) inside wall just is located first air inlet upper end and fixedly is provided with first connection boss (5), first connection boss (5) lower extreme is through screw fixedly connected with filter screen (6), upper cover body (3) lower extreme middle part fixedly is provided with first internal thread section of thick bamboo (7), the inboard lower extreme threaded connection of first internal thread section of thick bamboo (7) has filter core section of thick bamboo (8), filter core section of thick bamboo (8) outside lower extreme threaded connection has second internal thread section of thick bamboo (9), second internal thread section of thick bamboo (9) lower extreme fixedly is provided with baffle (10), on baffle (10) and be located second internal thread section of thick bamboo (9) outer lane and seted up air vent (11), upper cover body (3) upper end middle part intercommunication has first gas outlet.

4. A wheel biological VOCs gas purification mechanism for the packaging printing industry according to claim 3, characterized in that: the middle part of the filter screen (6) is in a downward sunken arc shape.

5. A wheel biological VOCs gas purification mechanism for the packaging printing industry according to claim 3, characterized in that: the first air outlet is connected with one end of the air duct (1), and the second air inlet is connected with the other end of the air duct (1).

6. The rotary biological VOCs gas cleaning mechanism for packaging and printing industries of claim 1, wherein: the output shaft of the motor (20) is fixedly provided with a driving sprocket, the left end and the right end of the rotating shaft (15) are fixedly provided with driven sprockets, and the driven sprockets are connected with the driving sprocket through chain transmission.