CN215388636U

CN215388636U - Spray tower

Info

Publication number: CN215388636U
Application number: CN202121613392.0U
Authority: CN
Inventors: 王帅
Original assignee: Qingdao Chuanneng Environmental Protection Technology Co ltd
Current assignee: Qingdao Chuanneng Environmental Protection Technology Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2022-01-04
Anticipated expiration: 2031-07-15

Abstract

The utility model belongs to the technical field of spray tower equipment, and discloses a spray tower which comprises a tower body, wherein two groups of filter screen plates are arranged between the inner walls of the tower body, uniformly distributed filter balls are placed between the two groups of filter screen plates, a truncated cone-shaped base is fixedly arranged on the inner bottom wall of the tower body, a motor is arranged in the base, an output shaft of the motor extends out of the base and is fixedly connected with a rotating rod which is superposed with the central axis of the tower body, a first stirring assembly positioned between the two groups of filter screen plates is arranged on the rotating rod, a wall scraping assembly is arranged on the rotating rod below the filter screen plates, a second stirring assembly positioned in an alkaline solution and connected with the rotating rod is arranged between the inner walls of the tower body, and an air return assembly is arranged on the side wall of the tower body.

Description

Spray tower

Technical Field

The utility model relates to the technical field of spray tower equipment, in particular to a spray tower.

Background

Sulfur dioxide is a gaseous pollutant which has a large influence on atmospheric pollutants and has great harm to human bodies, the environment and ecological systems. With the stricter environmental requirements, the problem of S02 emission is receiving more and more attention. The sulfur dioxide is mainly derived from the combustion process of fossil fuels such as coal, petroleum and the like, and the flue gas emission in the roasting and smelting processes of ores. The smoke discharged by various combustion boilers, particularly boilers in thermal power plants, has the characteristics of low concentration, large smoke quantity, much floating dust and the like, and is difficult to treat.

The technology for purifying sulfur dioxide in the discharged flue gas is generally to carry out desulfurization through a spray tower. At present, a spray tower usually comprises a cylindrical tower body, a slurry pool is arranged at the bottom of the tower body, an air inlet is arranged on the upper portion of the tower body corresponding to the slurry pool, an air outlet is arranged at the top of the tower body, spray pipes are arranged in the middle of the tower body corresponding to the air inlet and the air outlet, spray heads are arranged on the spray pipes, and a guide pipe for connecting the slurry pool and the spray pipes is further arranged on the outer side of the tower body. When the device is used, polluted flue gas enters the tower body from the air inlet, alkaline solution is filled in the slurry pool, the alkaline solution flows back to the spray pipe through the guide pipe and is sprayed out by the spray head, and the sprayed alkaline solution and sulfur dioxide in the rising polluted flue gas are subjected to neutralization reaction so as to achieve the purpose of purifying and polluting the flue gas.

However, the contact time of the existing flue gas to be filtered with the sprayed solution in the spray tower is short, the contact area is small, the flue gas cannot be sufficiently filtered, and the purification effect of the flue gas is poor.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a spray tower, which solves the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme:

a spray tower comprises a tower body, a discharge port is arranged at the top end of the tower body, alkaline filter solution is contained in the bottom of the tower body, the bottom of the left side wall of the tower body is connected with an air inlet pipe extending into the alkaline solution, a pump is fixedly arranged on the side wall of the tower body and is connected with an water inlet pipe extending into the alkaline solution in the bottom of the tower body, a plurality of groups of spray pipes communicated with the pump are fixedly arranged on the inner wall of the tower body, two groups of filter screen plates are arranged between the inner walls of the tower body, uniformly distributed filter balls are placed between the two groups of filter screen plates, a base of a circular table type is fixedly arranged on the inner wall of the tower body, a motor is arranged inside the base, an output shaft of the motor extends out of the base and is fixedly connected with a rotating rod coinciding with the central axis position of the tower body, a first stirring component positioned between the two groups of filter screen plates is arranged on the rotating rod, and a wall scraping component is arranged on the rotating rod below the filter screen plates, a second stirring component which is positioned in the alkaline solution and connected with the rotating rod is arranged between the inner walls of the tower body, and an air return component is arranged on the side wall of the tower body.

As a further scheme of the utility model: the dwang has the multiunit flabellum towards the lateral wall fixed mounting of discharge port.

As a further scheme of the utility model: first stirring subassembly is including dwang lateral wall fixed connection's the puddler that inserts gap between a plurality of filter balls, fixed mounting has the multiunit montant on the puddler.

As a further scheme of the utility model: the air return assembly comprises an electromagnetic control valve fixedly arranged on the side wall of the discharge port, an air quality sensor is arranged on the side wall, close to the discharge port, of the tower body, and an air return pipe communicated with the air inlet pipe is arranged on the side wall of the tower body.

As a further scheme of the utility model: scrape the installation pole that the cavity was seted up including dwang lateral wall fixed mounting's inside to the wall subassembly, one side fixed mounting that installation pole inner wall is close to the dwang has the electro-magnet, slidable mounting has the bottom plate of mutually supporting with the electro-magnet in the installation pole, bottom plate lateral wall fixedly connected with extends the connecting rod of installation pole, the connecting rod is located the pole of scraping of the outer one end fixedly connected with of installation pole and tower body inner wall mutually supporting, fixed mounting has the spring of mutually supporting with the bottom plate in the installation pole.

As a still further scheme of the utility model: the second stirring subassembly rotates the stirring otter board of installation including between the tower body inner wall, stirring otter board lateral wall fixed mounting has the multiunit dead lever, dwang fixed mounting have multiunit and stirring otter board fixed connection's transfer line.

Compared with the prior art, the utility model has the beneficial effects that: by arranging the first stirring assembly, the filter screen plate and the filter balls to be matched with each other, the contact area of the flue gas and the filter balls can be effectively increased, and the filtering effect of the solution on the surfaces of the filter balls on the flue gas can be further improved; the second stirring assembly is arranged to stir the alkaline solution at the bottom in the tower body, so that the contact time of the flue gas and the alkaline solution can be prolonged, and the filtering effect on the flue gas is effectively improved; through setting up the wall subassembly of scraping that comprises installation pole, connecting rod, spring, bottom plate and scraper blade, can carry out the efficient clearance to adnexed impurity after filtering on the tower body inner wall, effectively avoid the too much influence equipment use of tower body inner wall adnexed impurity.

Drawings

Fig. 1 is a schematic structural view of a spray tower.

Fig. 2 is a schematic structural diagram of a in fig. 1.

Fig. 3 is a schematic structural diagram of a second stirring assembly in a spray tower.

Wherein: the device comprises a tower body 1, a discharge port 2, an air inlet pipe 3, a filter screen plate 4, filter balls 5, a spray pipe 6, a pump 7, a water inlet pipe 8, a base 9, a motor 10, a rotating rod 11, a first stirring assembly 12, a stirring rod 121, a vertical rod 122, a wall scraping assembly 13, a mounting rod 131, an electromagnet 132, a connecting rod 133, a spring 134, a bottom plate 135, a scraping rod 136, an air return assembly 14, an electromagnetic control valve 141, an air quality sensor 142, an air return pipe 143, a second stirring assembly 15, a stirring screen plate 151, a transmission rod 152, a fixed rod 153 and fan blades 16.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. 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 otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example one

Referring to fig. 1, a spray tower comprises a tower body 1, a discharge port 2 is arranged at the top end of the tower body 1, an alkaline filtering solution is contained at the bottom in the tower body 1, an air inlet pipe 3 extending into the alkaline solution is connected at the bottom of the left side wall of the tower body 1, a pump 7 is fixedly arranged at the side wall of the tower body 1, the pump 7 is connected with an inlet pipe 8 extending into the alkaline solution at the bottom in the tower body 1, a plurality of groups of spray pipes 6 communicated with the pump 7 are fixedly arranged at the inner wall of the tower body 1, two groups of filtering screen plates 4 are arranged between the inner walls of the tower body 1, filter balls 5 are uniformly distributed between the two groups of filtering screen plates 4, a circular-table-shaped base 9 is fixedly arranged at the inner wall of the tower body 1, a motor 10 is arranged inside the base 9, an output shaft of the motor 10 extends out of the base 9 and is fixedly connected with a rotating rod 11 coinciding with the axis position of the tower body 1, a first stirring assembly 12 positioned between the two groups of filtering screen plates 4 is arranged on the rotating rod 11, the first stirring component 12 can effectively drive the filtering balls 5 to rotate between the filtering net plates 4, thereby not only improving the contact effect of the flue gas and the filtering balls 5, and is convenient for dropping the filtered solution attached to the surface of the filter ball 5, the rotating rod 11 below the filter screen plate 4 is provided with the wall scraping component 13, impurities filtered in the flue gas attached to the inner wall of the tower body 1 can be cleaned through the wall scraping component 11, the influence of a large amount of impurities attached to the inner wall of the tower body 1 on use is avoided, a second stirring component 15 which is positioned in an alkaline solution and connected with the rotating rod 11 is arranged between the inner walls of the tower body 1, the second stirring component 15 can fully stir the alkaline solution, so that the flue gas input by the air inlet pipe 3 can fully contact with the alkaline solution and be filtered, the side wall of the tower body 1 is provided with the air return component 14, the filtered smoke which is detected to be unqualified can be recycled and secondarily filtered through the air return assembly 14.

Example two

On the basis of the first embodiment, please refer to fig. 1, a plurality of sets of fan blades 16 are fixedly installed on the side wall of the rotating rod 11 facing the discharge port 2, and the rotation of the fan blades 16 accelerates the flow of the flue gas to improve the contact filtering effect with the spray water.

Referring to fig. 1, the first stirring assembly 12 includes a stirring rod 121 fixedly connected to a side wall of the rotating rod 11 and inserted into a gap between the plurality of filter balls 5, a plurality of vertical rods 122 are fixedly mounted on the stirring rod 121, and the contact effect between the filter balls 5 and the flue gas is improved by the rotation of the stirring rod 121 and the vertical rods 122.

Referring to fig. 1, the air return assembly 14 includes an electromagnetic control valve 141 fixedly installed on a side wall of the discharge port 2, an air quality sensor 142 is installed on a side wall of the tower body 1 near the discharge port 2, and an air return pipe 143 communicated with the air inlet pipe 3 is installed on a side wall of the tower body 1.

Referring to fig. 2, the wall scraping assembly 13 includes an installation rod 131 fixedly installed on a side wall of the rotating rod 11 and having a cavity inside, an electromagnet 132 is fixedly installed on one side of an inner wall of the installation rod 131 close to the rotating rod 11, a bottom plate 135 mutually matched with the electromagnet 132 is slidably installed in the installation rod 131, a connecting rod 133 extending out of the installation rod 131 is fixedly connected to a side wall of the bottom plate 135, a scraping rod 136 mutually matched with an inner wall of the tower body 1 is fixedly connected to one end of the connecting rod 133 located outside the installation rod 131, and a spring 134 mutually matched with the bottom plate 135 is fixedly installed in the installation rod 131.

Referring to fig. 3, the second stirring assembly 15 includes a stirring screen 151 rotatably mounted between inner walls of the tower body 1, a plurality of fixing rods 153 fixedly mounted on side walls of the stirring screen 151, and a plurality of driving rods 152 fixedly connected to the stirring screen 151 and fixedly mounted on the rotating rod 11.

The working principle of the utility model is as follows: carry the flue gas through intake pipe 3 in the alkaline solution in the tower body 1, starter motor 10 drives dwang 11 and rotates and then drive second stirring subassembly 15 and rotate, second stirring subassembly 15 rotates the alkaline solution to the bottom in the tower body 1 and stirs the contact effect that improves flue gas and solution and then improve the filter effect, the flue gas rises to and filters in the otter board 4 and contact with filter ball 5, carry out the efficient stirring to filter ball 5 through first stirring subassembly 12, can effectively improve the filter effect of filter ball 5 to the flue gas, discharge the flue gas after filtering through discharge port 2, when detecting that flue gas quality does not reach standard, can effectively carry out the secondary with the flue gas after filtering through return air subassembly 14 and retrieve the refiltering.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A spray tower comprises a tower body, a discharge port is arranged at the top end of the tower body, alkaline filter solution is contained in the bottom of the tower body, the bottom of the left side wall of the tower body is connected with an air inlet pipe extending into the alkaline solution, a pump machine is fixedly arranged on the side wall of the tower body and is connected with an water inlet pipe extending into the alkaline solution in the bottom of the tower body, a plurality of groups of spray pipes communicated with the pump machine are fixedly arranged on the inner wall of the tower body, two groups of filter screen plates are arranged between the inner walls of the tower body, uniformly distributed filter balls are arranged between the two groups of filter screen plates, a base in a circular table shape is fixedly arranged on the inner wall of the tower body, a motor is arranged inside the base, an output shaft of the motor extends out of the base and is fixedly connected with a rotating rod coinciding with the central axis position of the tower body, a first stirring component positioned between the two groups of filter screen plates is arranged on the rotating rod, a wall scraping component is arranged on the rotating rod below the filter screen plates, a second stirring component which is positioned in the alkaline solution and connected with the rotating rod is arranged between the inner walls of the tower body, and an air return component is arranged on the side wall of the tower body.

2. The spray tower of claim 1, wherein the side wall of the rotating rod facing the discharge port is fixedly provided with a plurality of sets of fan blades.

3. The spray tower of claim 1, wherein the first stirring assembly comprises a stirring rod fixedly connected with a side wall of the rotating rod and inserted into a gap between the plurality of filter balls, and a plurality of groups of vertical rods are fixedly mounted on the stirring rod.

4. The spray tower of claim 1, wherein the air return assembly comprises an electromagnetic control valve fixedly mounted on the side wall of the discharge port, an air quality sensor is mounted on the side wall of the tower body close to the discharge port, and an air return pipe communicated with the air inlet pipe is mounted on the side wall of the tower body.

5. The spray tower according to any one of claims 1 to 4, wherein the wall scraping assembly comprises a mounting rod fixedly mounted on the side wall of the rotating rod and provided with a cavity inside, an electromagnet is fixedly mounted on one side of the inner wall of the mounting rod close to the rotating rod, a bottom plate matched with the electromagnet is slidably mounted in the mounting rod, a connecting rod extending out of the mounting rod is fixedly connected to the side wall of the bottom plate, a scraping rod matched with the inner wall of the tower body is fixedly connected to one end of the connecting rod located outside the mounting rod, and a spring matched with the bottom plate is fixedly mounted in the mounting rod.

6. The spray tower of claim 5, wherein the second stirring assembly comprises a stirring screen rotatably mounted between the inner walls of the tower body, a plurality of sets of fixing rods are fixedly mounted on the side walls of the stirring screen, and a plurality of sets of transmission rods fixedly connected with the stirring screen are fixedly mounted on the rotating rods.