CN214051056U

CN214051056U - Waste gas treatment device for chemical fiber production

Info

Publication number: CN214051056U
Application number: CN202021941003.2U
Authority: CN
Inventors: 王首毅
Original assignee: Hangzhou Huaershi Automation Equipment Co ltd
Current assignee: Hangzhou Huaershi Automation Equipment Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-08-27
Anticipated expiration: 2030-09-08

Abstract

The utility model relates to a technical field is used in the chemical fiber production, and specifically speaking relates to a waste gas treatment device is used in chemical fiber production. It includes the treatment tower, treatment tower one side UNICOM has waste gas admission line and waste liquid discharge pipe way, treatment tower opposite side UNICOM has water input pipeline, the gas vent is installed at the treatment tower top, water input pipeline is connected with the water pump, the water pump is connected with the absorption liquid input tube, water input pipeline is in treatment tower internal connection has the shower nozzle, the filled sheet is installed to the shower nozzle below, there is the waste liquid pond filled sheet below, defogging dehydration board is installed to the shower nozzle top, there is the adsorption plate defogging board top, the utility model discloses an exhaust treatment device compares with traditional exhaust treatment combustion method and need not consume a large amount of heat energy, can not produce secondary pollution, and system operation is energy-conserving, high-efficient, safe, stable, reliable.

Description

Waste gas treatment device for chemical fiber production

Technical Field

The utility model relates to a technical field is used in the chemical fiber production, and specifically speaking relates to a waste gas treatment device is used in chemical fiber production.

Background

The chemical fiber produced in chemical fiber factories solves the essential dressing problem in daily life of people. However, chemical fiber factories are also pollutants in current production enterprises to be discharged to large households, a large amount of waste gas is generated during chemical fiber production, the waste gas is directly discharged into the atmosphere without being treated, certain harm to the health of staff and surrounding residents can be caused, in order to improve the working environment and ensure the health of the staff and the surrounding residents, purification treatment is required to be carried out, standard discharge is realized, the traditional waste gas treatment combustion method directly combusts and treats organic waste gas, and the defects that a large amount of heat energy is required, a large amount of energy is consumed, secondary pollution is easily caused, and the like are overcome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waste gas treatment device is used in chemical fiber production to solve the problem that proposes among the above-mentioned background art.

In order to realize the purpose, the utility model provides a waste gas treatment device for chemical fiber production, which comprises a treatment tower, a waste gas inlet pipeline and a waste liquid discharge pipeline which are arranged on one side of the treatment tower, a water pump which is arranged outside the treatment tower, and an exhaust port which is arranged on the top of the treatment tower, wherein the bottom in the treatment tower is provided with a waste liquid pool, a plurality of packing plates are arranged above the waste liquid pool, a spray head is erected above the packing plates, a demisting dehydration plate is arranged above the spray head, the exhaust port is arranged above the demisting dehydration plate, the exhaust port comprises a discharge port, a small demisting dehydration plate, an inner edge which is arranged on the top of the treatment tower, a connecting strip and a connecting column, the connecting column is provided with a plurality of adsorption plates, the adsorption plates are filter plates with fine mesh holes on the top and the bottom, a plurality of active carbons are arranged in the adsorption plates, the pipeline of shower nozzle runs through the treatment tower surface, the outside of treatment tower is provided with water input pipeline, the shower nozzle with water input pipeline is linked together, the one end intercommunication of water pump has water input pipeline, the other end intercommunication of water pump has the absorption liquid input tube.

As a further improvement of the technical scheme, three pipelines extend from bottom to top from the water input pipeline and are provided with three spray heads, the spray heads are positioned on the central axis of the treatment tower, and a plurality of leakage holes are formed in the bottoms of the spray heads.

As a further improvement of the technical scheme, three packing plates are arranged above the waste liquid pool, one spray nozzle is arranged above each packing plate, the defogging and dewatering plate is arranged above the highest spray nozzle, and a plurality of packing balls are placed in the packing plates.

As a further improvement of the technical scheme, the diameter of the inner edge is equal to or larger than the inner diameter of the treatment tower, the inner edge is in clamping fit with the treatment tower, and a rubber sealing strip is arranged between the exhaust port and the treatment tower.

As a further improvement of this technical scheme, the fixed slot that runs through its upper and lower surface is seted up at the center of connecting strip, the spliced pole includes joint and passes the shaft of the fixed slot of connecting strip, the size of joint is than the size of connecting strip fixed slot is big, the spliced pole with the cooperation of connecting strip joint, the surface of shaft is provided with the screw thread, the surface center of adsorption plate is seted up and is run through the screw thread perforation of its upper and lower surface, the fenestrate internal surface of screw thread is provided with the screw thread, the screw thread perforation with shaft threaded connection.

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

1. energy-saving and pollution-free, the treatment device of the utility model does not need to consume a large amount of heat energy, and can not produce secondary pollution at the same time.

2. The device is stable and reliable, the structure of the processing device is simple, the operation of the whole system is safe and efficient, and the later maintenance is very convenient.

Drawings

Fig. 1 is a schematic view of the external overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the treatment tower of the present invention;

FIG. 4 is a schematic view of the external water supply structure of the present invention;

fig. 5 is a schematic bottom structure view of the sprinkler head of the present invention;

FIG. 6 is a schematic structural view of the packing plate of the present invention;

FIG. 7 is a schematic view of the structure of the adsorption plate of the present invention;

fig. 8 is a schematic view of the structure of the exhaust port of the present invention;

fig. 9 is a schematic view of the structure of the connection column of the present invention.

The various reference numbers in the figures mean:

100. a treatment tower; 110. a waste liquid tank; 120. a filler sheet; 121. a filler ball; 130. a defogging and dewatering plate;

200. an exhaust gas inlet conduit;

300. a waste liquid discharge pipe;

400. a water pump; 410. an absorption liquid input pipe;

500. a water input pipe; 510. a spray head;

600. an exhaust port; 610. a discharge port; 620. a small defogging and dewatering plate; 630. an inner edge; 640. a connecting strip; 650. Connecting columns; 651. a clamping head; 652. a column body;

700. an adsorption plate; 710 threaded through-hole; 720. activated carbon.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Example 1

The utility model provides a waste gas treatment device for chemical fiber production, as shown in figures 1-9, comprising a treatment tower 100, a waste gas inlet pipe 200 and a waste liquid discharge pipe 300 which are arranged on one side of the treatment tower 100, a water pump 400 which is arranged outside the treatment tower 100, an exhaust port 600 which is arranged on the top of the treatment tower 100, a waste liquid pool 110 which is arranged on the bottom in the treatment tower 100, a plurality of packing plates 120 which are arranged above the waste liquid pool 110, a spray head 510 which is erected above the packing plates 120, a demisting dewatering plate 130 which is arranged above the spray head 510, an exhaust port 600 which is arranged above the demisting dewatering plate 130, the exhaust port 600 comprises a discharge port 610, a small demisting dewatering plate 620, an inner edge 630 which is arranged on the top of the treatment tower 100, a connecting strip 640 and a connecting column 650, a plurality of adsorption plates 700 which are arranged on the connecting column 650, the adsorption plates 700 are filter plates which are provided with fine mesh holes on the top and the bottom, a plurality of activated carbons 720 are arranged inside the adsorption plates 700, the pipeline of the spray head 510 penetrates the surface of the treatment tower 100, a water input pipeline 500 is arranged outside the treatment tower 100, the spray head 510 is communicated with the water input pipeline 500, one end of the water pump 400 is communicated with the water input pipeline 500, the other end of the water pump 400 is communicated with an absorption liquid input pipe 410, chemical fiber waste gas enters the treatment tower from the waste gas inlet pipeline 200, the absorption liquid enters the water input pipeline 500 through the absorption liquid pipeline 410 and is pumped into the water input pipeline 500 by the water pump 400, and is finally sprayed onto the packing plate 120 inside the treatment tower 100 through the spray head 510, when the chemical fiber waste gas rises in the treatment tower 100 and passes through the packing plate 120, acidic gas in the chemical fiber waste gas is neutralized and absorbed by the absorption liquid on the packing plate 120, waste liquid generated by reaction drops into the waste liquid pool 110 below, waste liquid in the waste liquid pool 110 is discharged out of the treatment tower 100 through the waste liquid discharge pipeline 300, and residual gas in the waste gas continues to rise in the treatment tower 100, when the gas passes through the demisting dehydration plate 130, the water vapor in the residual gas is intercepted, and when the gas passes through the adsorption plate 700, the residual harmful gas is adsorbed by the adsorption plate 700, and only the residual harmless gas is discharged from the gas outlet 600.

Further, three spray heads 510 are installed on the three pipelines extending from bottom to top of the water input pipeline 500, the spray heads 510 are located on the central axis of the treatment tower 100, and a plurality of leakage holes are formed in the bottoms of the spray heads 510, so that the spray heads 510 can spray more uniformly.

Specifically, three packing plates 120 are arranged above the waste liquid tank 110, a spray head 510 is arranged above each packing plate 120, a defogging and dewatering plate 130 is arranged above the highest spray head 510, a plurality of packing balls 121 are arranged in the packing plates 120, the larger the contact area between the absorption liquid and the waste gas is, the higher the treatment efficiency is, the upper spray head 510 sprays the absorption liquid to fall on the surfaces of the packing balls 121, so that the surfaces of the packing balls 121 are wetted, and a continuously flowing liquid film is formed, when the waste gas passes through the packing balls 121, the waste gas and the absorption liquid are in full gas-liquid two-phase contact, absorption and neutralization reaction, acidic gas in the chemical fiber waste gas is treated firstly, and then the residual harmful gas is treated.

Still further, the diameter of the inner edge 630 is equal to or greater than the inner diameter of the processing tower 100, the exhaust port 600 is in clamping fit with the processing tower 100 through the inner edge 630, a rubber sealing strip is installed between the exhaust port 600 and the processing tower 100, the exhaust port 600 is detachable, and the rubber sealing strip is arranged to prevent gas leakage.

Furthermore, the center of the connecting bar 640 is provided with a fixing groove penetrating through the upper and lower surfaces thereof, the connecting column 650 comprises a clamping head 651 and a column body 652 penetrating through the fixing groove of the connecting bar 640, the clamping head 651 is larger than the fixing groove of the connecting bar 640 in size, the connecting column 650 is in clamping fit with the connecting bar 640, the surface of the column body 652 is provided with threads, the center of the surface of the adsorption plate 700 is provided with a threaded through hole 710 penetrating through the upper and lower surfaces thereof, the inner surface of the threaded through hole 710 is provided with threads, the adsorption plate 700 and the connecting column 650 are in threaded connection through the threaded through hole 710 and the column body 652, the adsorption plate 700 is detachable, and the replacement of the adsorption plate 700 at the later stage is facilitated.

The mist-removing and dewatering plate 130 and the small-sized mist-removing and dewatering plate 620 are preferably demisters, and the working principle thereof is as known in the art, when gas containing mist flows through the demisters at a certain speed, the mist collides with the corrugated plate and is attached to the surface of the corrugated plate due to the inertial impact effect of the gas, the mist is diffused on the surface of the corrugated plate, the gravity of the mist is settled, so that the mist forms larger droplets and moves forward to the turning position of the corrugated plate along with the gas flow, the droplets are larger and larger due to the turning centrifugal force, the friction effect and the adsorption effect of the turning centrifugal force and the corrugated plate and the surface tension of the liquid, and the droplets are separated from the surface of the corrugated plate until the accumulated droplets are larger and the gravity generated by the droplets exceeds the resultant force of the rising force of the gas and the surface tension of the liquid.

The working principle of the waste gas treatment device for chemical fiber production of this embodiment is as follows: the absorption liquid is continuously input from the absorption liquid input pipe 410, the absorption liquid is pumped into the water conveying pipeline 500 under the action of the water pump 400, and finally the absorption liquid is sprayed onto the surface of the packing balls 121 in the packing plate 120 in the treatment tower 100 by the spray head 510, so that the surface of the packing balls 121 is wet and forms a continuously flowing liquid film, the chemical fiber waste gas enters the treatment tower 100 from the waste gas inlet pipeline 200 and rises, when the chemical fiber waste gas passes through the packing balls 121, the acid gas in the chemical fiber waste gas and the absorption liquid film on the surface of the packing balls 121 are subjected to gas-liquid two-phase full contact, absorption and neutralization reaction, the waste liquid generated by the reaction drops into the waste liquid pool 110 below and is discharged out of the treatment tower 100 through the waste liquid discharge pipeline 300, the residual gas continues to rise in the treatment tower 100, passes through the defogging plate 130 and is intercepted by the water vapor in the residual gas, and the harmful gas in the residual gas passes through the adsorption plate 130, on being adsorbed the active carbon 131 in the adsorption plate 130, only remaining harmless gas continues to rise and discharges away by gas vent 160 after further removing steam through small-size defogging dehydration board 620, because gas vent 600 is the joint cooperation with treatment tower 100, and adsorption plate 700 is on spliced pole 650 through the screw perforation 710 threaded connection of adsorption plate 700, and spliced pole 650 is the joint cooperation with connecting strip 640 of gas vent 600, so when later stage device maintenance changes adsorption plate 700, only need upwards mention gas vent 600, just can directly propose the adsorption plate 700 treatment tower 100 and change.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a waste gas treatment device for chemical fiber production, includes treatment tower (100), installs waste gas admission line (200) and waste liquid discharge pipe (300) of treatment tower (100) one side, install water pump (400) outside treatment tower (100), install in gas vent (600) at treatment tower (100) top, its characterized in that: the bottom is provided with waste liquid pond (110) in processing tower (100), a plurality of packing plates (120) are installed to waste liquid pond (110) top, shower nozzle (510) have been erect to packing plate (120) top, defogging dehydration board (130) are installed to the top of shower nozzle (510), install defogging dehydration board (130) top gas vent (600), gas vent (600) include discharge port (610), small-size defogging dehydration board (620), install in interior border (630) at processing tower (100) top, connecting strip (640) and spliced pole (650), a plurality of adsorption plates (700) are installed to spliced pole (650), adsorption plates (700) are the filter that top and bottom were provided with tiny reticular hole, a plurality of active carbon (720) have been placed to adsorption plate (700) inside, the pipeline of shower nozzle (510) runs through the surface of processing tower (100), the water treatment device is characterized in that a water input pipeline (500) is arranged outside the treatment tower (100), the spray head (510) is communicated with the water input pipeline (500), one end of the water pump (400) is communicated with the water input pipeline (500), and the other end of the water pump (400) is communicated with an absorption liquid input pipe (410).

2. The waste gas treatment device for chemical fiber production according to claim 1, wherein: three pipelines extending from bottom to top of the water input pipeline (500) are provided with three spray heads (510), the spray heads (510) are positioned on the central axis of the treatment tower (100), and the bottom of the spray heads (510) is provided with a plurality of leakage holes.

3. The waste gas treatment device for chemical fiber production according to claim 1, wherein: the three packing plates (120) are arranged above the waste liquid tank (110), one spray nozzle (510) is arranged above each packing plate (120), the defogging and dewatering plate (130) is arranged above the spray nozzle (510) at the highest position, and a plurality of packing balls (121) are arranged in the packing plates (120).

4. The waste gas treatment device for chemical fiber production according to claim 1, wherein: the diameter of interior border (630) etc. is greater than the inside diameter of treating tower (100), interior border (630) with treating tower (100) joint cooperation, gas vent (600) with install rubber seal between treating tower (100).

5. The waste gas treatment device for chemical fiber production according to claim 1, wherein: the fixed slot that runs through its upper and lower surface is seted up at the center of connecting strip (640), spliced pole (650) include joint (651) and pass column body (652) of the fixed slot of connecting strip (640), the size ratio of joint (651) the size of connecting strip (640) fixed slot is big, spliced pole (650) with connecting strip (640) joint cooperation, the surface of column body (652) is provided with the screw thread, the screw thread perforation (710) that runs through its upper and lower surface are seted up at the surface center of adsorption plate (700), the internal surface of screw thread perforation (710) is provided with the screw thread, screw thread perforation (710) with column body (652) threaded connection.