CN213761221U

CN213761221U - Multi-unit denitration assembly

Info

Publication number: CN213761221U
Application number: CN202022679729.XU
Authority: CN
Inventors: 李玉路; 冯为祥
Original assignee: Zhejiang Green Product Environmental Protection Technology Co ltd
Current assignee: Zhejiang Green Product Environmental Protection Technology Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-07-23
Anticipated expiration: 2030-11-18

Abstract

The utility model provides a polycell denitration subassembly belongs to the spray column field. This many units denitration subassembly includes spray column, particulate matter filter unit and cleaning unit. The air outlet end of the air inlet pipe is arranged in the liquid collecting tank. The surface of the particulate matter filtering unit is provided with an air inlet. The edge of the scraper is in contact with the inner wall of the liquid collecting tank in a fitting manner; the bottom of the spray tower is provided with the collecting tank, be used for holding and take off round pin liquid, the end and the collecting tank intercommunication of drawing water of the pump body, fixed mounting's shower head in the spray tower, the play water end and the shower head intercommunication of the pump body, start the pump body extraction and take off round pin liquid, and spout through the shower head, further spray to the gas that gets into in the spray tower and take off the round pin and handle, multistage round pin process of taking off, the efficiency of taking off the round pin is improved, scraper blade and bull stick fixed connection, the bull stick upper end is connected with the driving piece, the control driving piece drives the scraper blade and cleans the ash removal to the spray tower inner wall, clean the sediment of gathering, reduce and pile up.

Description

Multi-unit denitration assembly

Technical Field

The utility model relates to a spray column field particularly, relates to a polycell denitration subassembly.

Background

Currently, absorption towers are devices that perform absorption operations. The gas-liquid two-phase flow mode in the tower can be countercurrent or cocurrent. Usually, a countercurrent operation is adopted, the absorbent flows from top to bottom in the tower top, and contacts with the gas flowing from bottom to top, the liquid absorbed with the absorbent is discharged from the bottom of the tower, and the purified gas is discharged from the top of the tower.

The existing spray absorption tower has unreasonable distribution of internal parts, so that the structure is dispersed, the flue gas treatment process is often insufficient, the flue gas and absorbent slurry cannot be fully contacted, and the treatment efficiency of the absorption tower is low.

SUMMERY OF THE UTILITY MODEL

In order to compensate the above deficiency, the utility model provides a many unit denitration subassembly aims at improving in the spray column flue gas and absorbent thick liquid can not contact abundant problem.

The utility model discloses a realize like this:

the utility model provides a many units denitration subassembly, including spray column, particulate matter filter unit and cleaning unit.

The spray tower is characterized in that a liquid collecting tank is arranged at the bottom of the spray tower, a spray head is fixedly arranged in the spray tower, a pump body is fixedly arranged on the outer surface of the spray tower, the water pumping end of the pump body is communicated with the liquid collecting tank, the water outlet end of the pump body is communicated with the spray head, an air outlet pipe is communicated with the top of the spray tower, an air inlet pipe is fixed on the side wall of the spray tower, and the air outlet end of the air inlet pipe is arranged in the liquid collecting tank.

The particle filtering unit is fixed on the outer surface of the spray tower, an air outlet formed in the surface of the particle filtering unit is communicated with an air inlet end of the air inlet pipe, and an air inlet is formed in the surface of the particle filtering unit.

The cleaning unit comprises a rotating rod and a scraper, the rotating rod is rotatably installed in the spray tower, the scraper is fixedly connected with the rotating rod, the edge of the scraper is in contact with the inner wall of the liquid collecting tank in a laminating manner, and a driving piece is connected to the upper end of the rotating rod.

The utility model discloses an in the embodiment, the sealed water-collecting box that is fixed with of collecting tank lateral wall, the water-collecting box with collecting tank intercommunication department inlays and is equipped with first filter plate, one side of water-collecting box lead to pipe with the pump body intercommunication, the row's cinder notch threaded connection that the water-collecting box bottom was seted up has the end cap.

The utility model discloses an in the embodiment, the bottom of the spray tower is fixed with the supporting leg, the spray tower top is provided with the chimney, the outlet duct with the chimney intercommunication.

The utility model discloses an in one embodiment, the spray column lateral wall is fixed with the bracing piece, the chimney is fixed upper support bar end, bracing piece fixed surface has the air exhauster, the inlet end of air exhauster with the outlet duct intercommunication, the exhaust end of air exhauster with the chimney intercommunication.

The utility model discloses an in one embodiment, the shower head sets up the outlet duct with between the collecting tank, the bin outlet has been seted up to the collecting tank bottom, sealed lid is installed to the bin outlet lower extreme.

The utility model discloses an in one embodiment, particulate matter filter unit includes rose box and second filter plate, the second filter plate is fixed in the rose box, the air inlet with the gas outlet is established respectively the both sides of second filter plate.

In an embodiment of the present invention, the screw conveyer is installed in the discharge opening, and the upper end of the screw conveyer is fixedly connected to the rotating rod.

The utility model discloses an in the embodiment, install the mount in the spray column, mount central point puts fixed mounting and has waterproof bearing, the bull stick upper end passes through waterproof bearing with the mount rotates to be connected.

The utility model discloses an in one embodiment, the driving piece includes pivot and hand wheel, the pivot with the spray column rotates to be connected, the one end of pivot with hand wheel fixed connection, the hand wheel sets up the spray column is outside, the other end of pivot pass through bevel gear with the bull stick upper end transmission is connected.

The utility model discloses an in the embodiment, the scraper blade edge is provided with the silica gel gasket, install the level gauge in the collecting tank, go out gas outlet department installs one-way admission valve.

The utility model has the advantages that: the utility model discloses a many unit denitration subassembly that obtains through above-mentioned design, during the use, particulate matter filter unit fixes the surface at the spray column, particulate matter filter unit surface is seted up the air inlet and is used for connecting the gas of outside waiting to take off the round pin, the gas outlet that particulate matter filter unit surface was seted up communicates with the inlet end of intake pipe, the gas outlet end of intake pipe is put in the liquid of taking off the round pin that holds in the collecting tank, make and dissolve in the liquid between the material in the gas, spray column bottom is provided with the collecting tank, be used for holding the liquid of taking off the round pin, the end of drawing water of the pump body communicates with the collecting tank, fixed mounting's shower head in the spray column, the water outlet end and the shower head of the pump body communicate, start the pump body and draw off the round pin, and spout through the shower head, carry out further spray and take off the round pin to the gas that gets into the spray column, multistage process of taking off the round pin, the efficiency is improved, scraper blade and bull stick fixed connection, the bull stick upper end is connected with the driving piece, and scraper blade edge and collecting tank inner wall laminating contact control the driving piece and drive the scraper blade and clean the ash removal to the spray column inner wall, clean the sediment of gathering, reduce and pile up.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention;

fig. 2 is a schematic structural view of a particulate matter filtering unit according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a point a in fig. 1 according to an embodiment of the present invention;

fig. 4 is a schematic view of a fixing frame structure according to an embodiment of the present invention.

In the figure: 100. a spray tower; 110. a shower head; 120. supporting legs; 130. a pump body; 140. a water collection box; 141. a first filter screen plate; 150. an air outlet pipe; 160. a chimney; 170. an air inlet pipe; 180. a discharge outlet; 181. a sealing cover; 190. an exhaust fan; 300. a particulate matter filtering unit; 310. a filter box; 311. an air inlet; 313. an air outlet; 330. a second filter screen plate; 350. a one-way intake valve; 500. a cleaning unit; 510. a rotating rod; 530. a squeegee; 550. a drive member; 551. a rotating shaft; 553. a hand wheel; 570. a packing auger; 580. a fixed mount; 581. a waterproof bearing.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the utility model provides a. Embodiments, all other embodiments obtained by a person skilled in the art without any inventive step are within the scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: a multi-unit denitration module includes a spray tower 100, a particulate filtering unit 300 and a cleaning unit 500.

Wherein, particulate matter filter unit 300 is installed at spray column 100 inlet end for treat that the gas that purifies carries out prefiltration, reduce in the particulate matter gets into spray column 100, cleaning unit 500 sets up in spray column 100 bottom, cleans the sediment of gathering, reduces and piles up.

Referring to fig. 1-2, a liquid collecting tank is arranged at the bottom of the spray tower 100, a spray header 110 is fixedly arranged in the spray tower 100, a pump body 130 is fixedly arranged on the outer surface of the spray tower 100, a water pumping end of the pump body 130 is communicated with the liquid collecting tank, a water outlet end of the pump body 130 is communicated with the spray header 110, an air outlet pipe 150 is communicated with the top of the spray tower 100, an air inlet pipe 170 is fixed on the side wall of the spray tower 100, and an air outlet end of the air inlet pipe 170 is arranged in the liquid collecting tank;

in this embodiment, a water collecting box 140 is fixed to the side wall of the liquid collecting tank in a sealing manner, a first filter screen plate 141 is embedded in a communication position between the water collecting box 140 and the liquid collecting tank, one side of the water collecting box 140 is communicated with the pump body 130 through a water pipe, a plug is connected to a slag discharging port formed in the bottom of the water collecting box 140 in a threaded manner, and the slag discharging port is used for discharging impurities.

In some embodiments, the bottom of the spray tower 100 is fixed with a support leg 120, the top of the spray tower 100 is provided with a chimney 160, the air outlet pipe 150 is communicated with the chimney 160, the top of the spray tower 100 is provided with a water filling port, and the water filling port is additionally arranged for adding liquid to the liquid collecting tank.

In other embodiments, a support rod is fixed to a side wall of the spray tower 100, the chimney 160 is fixed to an upper end of the support rod, an exhaust fan 190 is fixed to a surface of the support rod, an air inlet end of the exhaust fan 190 is communicated with the air outlet pipe 150, an air outlet end of the exhaust fan 190 is communicated with the chimney 160, and the exhaust fan 190 is additionally arranged to generate negative pressure in the spray tower 100, so that exhaust gas can be discharged from the air outlet pipe 150 through the air inlet pipe 170.

In a specific embodiment, the spray header 110 is disposed between the air outlet pipe 150 and the liquid collecting tank, a material outlet 180 is formed at the bottom of the liquid collecting tank, and a sealing cover 181 is mounted at the lower end of the material outlet 180.

Referring to fig. 3, the particulate matter filtering unit 300 is fixed on the outer surface of the spray tower 100, an air outlet 313 formed on the surface of the particulate matter filtering unit 300 is communicated with an air inlet end of the air inlet pipe 170, and an air inlet 311 is formed on the surface of the particulate matter filtering unit 300;

in this embodiment, the particulate matter filtering unit 300 includes a filtering box 310 and a second filtering screen 330, the second filtering screen 330 is fixed in the filtering box 310, the air inlet 311 and the air outlet 313 are respectively disposed at two sides of the second filtering screen 330, and a cover plate is fixedly mounted on the surface of the filtering box 310 through bolts.

Referring to fig. 3-4, the cleaning unit 500 includes a rotating rod 510 and a scraper 530, the rotating rod 510 is rotatably installed in the spray tower 100, the scraper 530 is fixedly connected to the rotating rod 510, the edge of the scraper 530 is in contact with the inner wall of the liquid collecting tank, and the upper end of the rotating rod 510 is connected to a driving member 550;

in other embodiments, the screw conveyer 570 is rotatably installed in the discharge opening 180, the upper end of the screw conveyer 570 is coaxially and fixedly connected with the rotating rod 510, and the screw conveyer 570 is additionally arranged to facilitate pushing the slag to be discharged out of the spray tower 100.

It should be noted that a fixing frame 580 is installed in the spray tower 100, a waterproof bearing 581 is fixedly installed at the center of the fixing frame 580, and the upper end of the rotating rod 510 is rotatably connected with the fixing frame 580 through the waterproof bearing 581.

In specific implementation, the driving part 550 comprises a rotating shaft 551 and a hand wheel 553, the rotating shaft 551 is rotatably connected with the spray tower 100, one end of the rotating shaft 551 is fixedly connected with the hand wheel 553, the hand wheel 553 is arranged outside the spray tower 100, the other end of the rotating shaft 551 is in transmission connection with the upper end of the rotating rod 510 through a bevel gear, and the rotating hand wheel 553 drives the rotating shaft 551 to rotate, so that the rotating rod 510 is pushed to rotate, the scraping plate 530 and the packing auger 570 operate, and the cleaning treatment is performed on the interior of the spray tower.

Further, the scraper blade 530 edge is provided with the silica gel gasket, install the level gauge in the collecting tank, go out gas outlet 313 department installs one-way admission valve 350, adds one-way admission valve 350 and is used for preventing the liquid reflux in the collecting tank in particulate matter filter unit 300, and the level gauge is used for real-time supervision liquid water level change, avoids the excessive influence of water level to take off the going on of round pin.

The operating principle of the multi-unit denitration assembly is as follows: when in use, the particulate filtering unit 300 is fixed on the outer surface of the spray tower 100, the surface of the particulate filtering unit 300 is provided with an air inlet 311 for connecting external gas to be subjected to pin removal, an air outlet 313 arranged on the surface of the particulate filtering unit 300 is communicated with an air inlet end of the air inlet pipe 170, an air outlet end of the air inlet pipe 170 is arranged in pin removal liquid contained in a liquid collecting tank, so that substances in the gas are dissolved in the liquid, the bottom of the spray tower 100 is provided with a liquid collecting tank for containing the pin removal liquid, a water pumping end of the pump body 130 is communicated with the liquid collecting tank, the spray header 110 is fixedly arranged in the spray tower 100, an water outlet end of the pump body 130 is communicated with the spray header 110, the pump body 130 is started to pump the pin removal liquid and is sprayed out through the spray header 110 to further spray the gas entering the spray tower 100, the multi-stage pin removal process is performed, the pin removal effect is improved, and the scraper 530 is fixedly connected with the rotary rod 510, the upper end of the rotating rod 510 is connected with a driving part 550, the edge of the scraper 530 is in contact with the inner wall of the liquid collecting tank in a fitting manner, the driving part 550 is controlled to drive the scraper 530 to clean and remove dust on the inner wall of the spray tower 100, accumulated sediment is cleaned, and accumulation is reduced.

It should be noted that the specific model specifications of the pump body 130, the exhaust fan 190 and the liquid level meter need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply and the principle of the pump body 130 and the suction fan 190 will be clear to those skilled in the art and will not be described in detail here.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A multi-unit denitration assembly is characterized by comprising

The spray tower (100), a liquid collecting tank is arranged at the bottom of the spray tower (100), a spray head (110) is fixedly installed in the spray tower (100), a pump body (130) is fixedly installed on the outer surface of the spray tower (100), the water pumping end of the pump body (130) is communicated with the liquid collecting tank, the water outlet end of the pump body (130) is communicated with the spray head (110), an air outlet pipe (150) is communicated with the top of the spray tower (100), an air inlet pipe (170) is fixed on the side wall of the spray tower (100), and the air outlet end of the air inlet pipe (170) is arranged in the liquid collecting tank;

the particle filtering unit (300) is fixed on the outer surface of the spray tower (100), an air outlet (313) formed in the surface of the particle filtering unit (300) is communicated with an air inlet end of the air inlet pipe (170), and an air inlet (311) is formed in the surface of the particle filtering unit (300);

cleaning unit (500), cleaning unit (500) includes bull stick (510) and scraper blade (530), bull stick (510) are rotated and are installed in spray tower (100), scraper blade (530) with bull stick (510) fixed connection, scraper blade (530) edge with the laminating contact of collecting tank inner wall, bull stick (510) upper end is connected with driving piece (550).

2. The multi-unit denitration assembly of claim 1, wherein a water collection box (140) is fixed on the side wall of the liquid collection tank in a sealing manner, a first filter screen plate (141) is embedded at the communication position of the water collection box (140) and the liquid collection tank, one side of the water collection box (140) is communicated with the pump body (130) through a water pipe, and a slag discharge port formed at the bottom of the water collection box (140) is in threaded connection with a plug.

3. The multi-unit denitration assembly of claim 1, wherein support legs (120) are fixed at the bottom of the spray tower (100), a chimney (160) is arranged at the top of the spray tower (100), and the gas outlet pipe (150) is communicated with the chimney (160).

4. The multi-unit denitration assembly of claim 3, wherein a support rod is fixed to a side wall of the spray tower (100), the chimney (160) is fixed to an upper end of the support rod, an exhaust fan (190) is fixed to a surface of the support rod, an air inlet end of the exhaust fan (190) is communicated with the air outlet pipe (150), and an air outlet end of the exhaust fan (190) is communicated with the chimney (160).

5. The multi-unit denitration assembly of claim 1, wherein the spray header (110) is disposed between the gas outlet pipe (150) and the liquid collecting tank, a material outlet (180) is formed at the bottom of the liquid collecting tank, and a sealing cover (181) is mounted at the lower end of the material outlet (180).

6. A multi-unit denitration assembly according to claim 1, wherein the particulate matter filtering unit (300) comprises a filtering tank (310) and a second filtering screen plate (330), the second filtering screen plate (330) is fixed in the filtering tank (310), and the air inlet (311) and the air outlet (313) are respectively arranged at two sides of the second filtering screen plate (330).

7. The multi-unit denitration assembly of claim 5, wherein an auger (570) is rotatably installed in the discharge opening (180), and the upper end of the auger (570) is coaxially and fixedly connected with the rotating rod (510).

8. The multi-unit denitration assembly of claim 1, wherein a fixing frame (580) is installed in the spray tower (100), a waterproof bearing (581) is fixedly installed at the center of the fixing frame (580), and the upper end of the rotating rod (510) is rotatably connected with the fixing frame (580) through the waterproof bearing (581).

9. The multi-unit denitration assembly of claim 1, wherein the driving member (550) comprises a rotating shaft (551) and a hand wheel (553), the rotating shaft (551) is rotatably connected with the spray tower (100), one end of the rotating shaft (551) is fixedly connected with the hand wheel (553), the hand wheel (553) is arranged outside the spray tower (100), and the other end of the rotating shaft (551) is in transmission connection with the upper end of the rotating rod (510) through a bevel gear.

10. The multi-unit denitration assembly of claim 1, wherein a silica gel gasket is arranged at the edge of the scraper (530), a liquid level meter is installed in the liquid collecting tank, and a one-way air inlet valve (350) is installed at the air outlet (313).