CN214598213U - Tail gas bromine removal device - Google Patents

Abstract

The utility model relates to the technical field of tail gas bromine generation, in particular to a tail gas bromine removal device, which comprises a collecting tank, the top intercommunication of collecting vat has the intake pipe, the top rigid coupling of intake pipe has the filled tube, the top rigid coupling of filled tube has the sprinkler pipe, the top rigid coupling of sprinkler pipe has the outlet duct, be equipped with the air extractor in the intake pipe, the filled tube, sprinkler pipe and outlet duct all communicate, one side of filled tube and sprinkler pipe is equipped with the first dimension door and the second dimension door of maintaining respectively for the maintenance, the equal rigid coupling in both ends of filled tube has the water tank, the one end rigid coupling of water tank has the inlet tube, the inlet tube pierces into the sprinkler pipe rigid coupling and has the shower nozzle, be equipped with hollow support in the filled tube, be equipped with the sodium formate reaction layer on the hollow support, equal rigid coupling has connecting tube between water tank and the collecting vat, all be equipped with the elevator pump in the connecting tube, the traditional tail gas of this device solution removes the bromine poor problem of effect.

Description

Tail gas bromine removal device

Technical Field

The application relates to the technical field of tail gas bromine generation, and particularly discloses a tail gas bromine removal device.

Background

The washing tower is a novel gas purification treatment device. The tail gas bromine removal device is produced by improving a floatable filler layer gas purifier, is widely applied to pretreatment in the aspects of industrial waste gas purification, dust removal and the like, has a good purification effect, and is widely used for removing bromine in the domestic PTA industry at present, but the sodium bisulfite aqueous solution has pungent smell and low toxicity, and sulfur-containing wastewater is not easy to treat.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem of poor bromine removal effect of the traditional tail gas bromine removal device.

In order to achieve the above object, the present invention provides the following basic scheme:

a tail gas bromine removal device comprises a collecting tank, wherein an air inlet pipe is communicated with the upper part of the collecting tank, a filler pipe is fixedly connected with the upper part of the air inlet pipe, a sprinkling pipe is fixedly connected above the filling pipe, an air outlet pipe is fixedly connected above the sprinkling pipe, an air extractor is arranged in the air inlet pipe, the air inlet pipe, the filling pipe, the sprinkling pipe and the air outlet pipe are communicated, one side of the filling pipe and one side of the sprinkling pipe are respectively provided with a first maintenance door and a second maintenance door for maintenance, the two ends of the filler pipe are fixedly connected with a water tank, a water pump is arranged in the water tank, one end of the water tank is fixedly connected with a water inlet pipe, the water inlet pipe penetrates through the sprinkling pipe and is fixedly connected with a spray head, the filling pipe is internally provided with a hollow bracket, the hollow bracket is provided with a sodium formate reaction layer, and connecting guide pipes are fixedly connected between the water tank and the collecting tank, and lifting pumps are arranged in the connecting guide pipes.

The principle and effect of this basic scheme lie in:

1. compared with the prior art, the device has a simple structure and an ingenious design, bromine in the tail gas is removed by using the sodium formate aqueous solution, the generated waste water is non-toxic and easy to treat, and the device solves the problem of poor bromine removal effect of the traditional tail gas bromine removal device.

2. Compared with the prior art, this device has set up collecting vat, water tank and connecting pipe for the water cycle of water tank uses, then can become the sodium formate aqueous solution to the sodium formate reaction layer always, and this device keeps removing the bromine effect always, only need regularly change the sodium formate reaction layer can, this device convenient to use, factor of safety is high.

Furthermore, division plates are fixedly connected among the air outlet pipe, the sprinkling pipe and the filling pipe. The positions and functions of the pipelines are distinguished by the partition plates. The worker can confirm the operation conveniently.

Furthermore, a defogging layer is arranged on one side, close to the air outlet pipe, of the inner part of the sprinkling pipe. The defogging layer may be used for defogging.

Further, the defogging layer is a dehydration and defogging filter screen. And dewatering the tail gas while demisting.

Furthermore, the inner wall of each sprinkling pipe is symmetrically and fixedly connected with a flow distribution plate, and a flow guide groove is formed in each flow distribution plate. Due to the design of the flow distribution plate and the flow guide groove, the utilization efficiency of the water discharged from the spray head is higher, and the water can quickly enter the filler pipe.

Further, the sodium formate reaction layer is formed by a plurality of blocky sodium formate crystals. Sodium formate is crystallized to form a sodium formate solution by water in the sprinkling pipe, and the sodium formate solution reacts with tail gas quickly.

Furthermore, the first maintenance door and the second maintenance door are detachably connected with the filling pipe and the sprinkling pipe. The first maintenance door and the second maintenance door are used with the maintenance nozzle and supplement the sodium formate reaction layer.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 shows a schematic structural diagram of an exhaust gas bromine removal device provided in the embodiment of the present application.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Reference numerals in the drawings of the specification include: outlet duct 1, division board 2, sprinkler pipe 3, first maintenance door 4, division board 5, defogging layer 6, water tank 7, shower nozzle 8, inlet tube 9, sodium formate reaction layer 10, hollow support 11, connecting pipe 12, collecting vat 13, intake pipe 14, second maintenance door 15.

The embodiment example is shown in figure 1:

the utility model provides a tail gas removes bromine device, as shown in figure 1, includes collecting vat 13, and collecting vat 13's top intercommunication has intake pipe 14, and the top rigid coupling of intake pipe 14 has the filled tube, and the top rigid coupling of filled tube has sprinkler pipe 3, and the inside upside that is close to outlet duct 1 of sprinkler pipe 3 is equipped with except that fog layer 6. The defogging layer 6 can be used for defogging, and the defogging layer 6 is a dehydration defogging filter screen. Make the tail gas dehydration in the time of the defogging, the top rigid coupling of watering pipe 3 has outlet duct 1, is equipped with the air extractor in the inlet duct 14, utilizes the air extractor to make tail gas get into inlet duct 14, and inlet duct 14, filled tube, watering pipe 3 and outlet duct 1 all communicate, and equal rigid coupling has division board 2 between outlet duct 1, watering pipe 3 and the filled tube. The position and function of each pipeline are distinguished by the partition plate 2. Make things convenient for the staff to confirm, get into after tail gas and advance and flow out in filler tube, 3 last outlet ducts 1 of sprinkler pipe, the right side of filler tube and sprinkler pipe 3 is equipped with first maintenance door 4 and second maintenance door 15 that are used for the maintenance respectively, and is concrete: the first maintenance door 4 and the second maintenance door 15 are detachably connected with the filling pipe and the sprinkling pipe 3. First maintenance door 4 and second maintenance door 15 are used and are maintained shower nozzle 8 and supplementary sodium formate reaction layer 10, and the equal rigid coupling in both ends of filler pipe has water tank 7, is equipped with the water pump in the water tank 7, and the output rigid coupling of water tank 7 has inlet tube 9, and inlet tube 9 wears into 3 rigid couplings of watering pipe and has shower nozzle 8, and is specific: the water pump extracts water in the water tank 7, then flows out from the spray head 8 through the water inlet pipe 9, the inner walls of the sprinkling pipes 3 are symmetrically and fixedly connected with flow distribution plates, and flow guide grooves are formed in the flow distribution plates. The design of flow distribution plate and diversion trench makes the shower nozzle 8 go out water utilization efficiency higher, can get into the filled tube fast, is equipped with hollow support 11 in the filled tube, and the purpose of control is that the air of unblock flows up to can bear the weight of sodium formate reaction layer 10, overcome the gravity of sodium formate reaction layer 10, be equipped with sodium formate reaction layer 10 on the hollow support 11, sodium formate reaction layer 10 is a plurality of cubic sodium formate crystals. Make the sodium formate crystallization form sodium formate solution through the water in the watering pipe 3, react with tail gas fast, equal rigid coupling has connecting pipe 12 between water tank 7 and the collecting vat 13, all is equipped with the elevator pump in the connecting pipe 12, and is specific: the water flowing out of the spray head 8 enables the sodium formate reaction layer 10 to form a sodium formate water solution, bromine carried in tail gas can be removed from the sodium formate water solution, the bottom of the air inlet pipe 14 is communicated with the collecting tank 13, generated waste water flows back into the collecting tank 13 through the air inlet pipe 14, and flows back into the water tank 7 through the connecting pipe 12 and a lifting pump arranged inside the connecting pipe 12, at the moment, the water in the water tank 7 can dilute the sodium formate reaction layer 10 again for secondary reaction, so that the whole reaction cannot be stopped, the reaction effect is better, the bromine removal effect is better, and finally, the work only needs to replace and fill a new sodium formate reaction layer 10 through the second maintenance door 15 regularly; regularly through the service behavior of first maintenance door 4 inspection shower nozzle 8 and inlet tube 9, guarantee that shower nozzle 8 and inlet tube 9 can use.

The specific implementation process comprises the following steps: tail gas enters an air inlet pipe 14 by using an air pump, a water tank 7 is opened, a spray head 8 discharges water, a sodium formate reaction layer 10 is dissolved in water to form a sodium formate aqueous solution, bromine in the tail gas is removed by using the sodium formate aqueous solution, and the tail gas after bromine removal is removed through an air outlet pipe 1, so that the whole bromine removal can be completed.

This device solves traditional tail gas and removes bromine device remove bromine effect poor problem.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the equivalent embodiments by utilizing the above disclosed technical contents without departing from the technical scope of the present invention, but all the modifications, changes and changes of the technical spirit of the present invention made to the above embodiments are also within the scope of the technical solution of the present invention.

Claims (7)

1. The utility model provides a tail gas removes bromine device which characterized in that: the device comprises a collecting tank, an air inlet pipe is communicated with the upper part of the collecting tank, a filling pipe is fixedly connected to the upper part of the air inlet pipe, a sprinkling pipe is fixedly connected to the upper part of the filling pipe, an air outlet pipe is fixedly connected to the upper part of the sprinkling pipe, an air extractor is arranged in the air inlet pipe, the filling pipe, the sprinkling pipe and the air outlet pipe are all communicated, a first maintenance door and a second maintenance door for maintenance are respectively arranged on one side of the filling pipe and one side of the sprinkling pipe, a water tank is fixedly connected to the two ends of the filling pipe, a water pump is arranged in the water tank, a water inlet pipe is fixedly connected to one end of the water tank, a spray head is fixedly connected to the water inlet pipe, a hollow support is arranged in the filling pipe, a sodium formate reaction layer is arranged on the hollow support, connecting guide pipes are fixedly connected between the water tank and the collecting tank, and lifting pumps are arranged in the connecting guide pipes.

2. The tail gas bromine removal device according to claim 1, wherein partition plates are fixedly connected among the gas outlet pipe, the sprinkling pipe and the filling pipe.

3. The tail gas bromine removal device as claimed in claim 1, wherein a defogging layer is disposed inside the sprinkling pipe and adjacent to the outlet pipe.

4. The tail gas bromine removal device of claim 3, wherein the defogging layer is a dehydration and defogging filter screen.

5. The tail gas bromine removal device according to claim 2, wherein the inner walls of the sprinkling pipes are symmetrically and fixedly connected with splitter plates, and diversion grooves are formed in the splitter plates.

6. The tail gas bromine removal device according to claim 1, wherein the sodium formate reaction layer is formed by crystallizing a plurality of pieces of sodium formate.

7. The tail gas bromine removal device of claim 1, wherein the first maintenance door and the second maintenance door are detachably connected with the filling pipe and the sprinkling pipe.

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