CN205412615U - Production monoammonium phosphate's absorption tower - Google Patents

Production monoammonium phosphate's absorption tower Download PDF

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Publication number
CN205412615U
CN205412615U CN201521081556.4U CN201521081556U CN205412615U CN 205412615 U CN205412615 U CN 205412615U CN 201521081556 U CN201521081556 U CN 201521081556U CN 205412615 U CN205412615 U CN 205412615U
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CN
China
Prior art keywords
tower
acid
absorption tower
absorption
gas
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201521081556.4U
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Chinese (zh)
Inventor
胡家涵
杨健
付喻
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hubei Shi Er Jia Fertilizer Co Ltd
Original Assignee
Hubei Shi Er Jia Fertilizer Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hubei Shi Er Jia Fertilizer Co Ltd filed Critical Hubei Shi Er Jia Fertilizer Co Ltd
Priority to CN201521081556.4U priority Critical patent/CN205412615U/en
Application granted granted Critical
Publication of CN205412615U publication Critical patent/CN205412615U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a production monoammonium phosphate's absorption tower, including the tower body, the top of tower body is equipped with air distributor, and the air distributor downside is equipped with the defogging device, and the inner wall ring of tower body is equipped with a plurality of shower nozzles, and each shower nozzle all is connected to a sulphuric acid device, sulphuric acid unit bit in the outside of tower body, the inside sour device of branch that is equipped with of tower body divides the below of sour device to be equipped with the porcelain ring filler, divides sour device to connect the sulphuric acid device, one side of tower body bottom is equipped with the gas outlet, and the opposite side is equipped with the water inlet, and the bottom is equipped with the liquid outlet, and the sulphuric acid device is connected to the liquid outlet. Production monoammonium phosphate's absorption tower can reach beneficial effect such as improving the gaseous absorption efficiency of sulfur trioxide, reduction environmental pollution through above -mentioned structure.

Description

Produce the absorption tower of MAP
Technical field
This utility model relates to a kind of absorption tower producing MAP, belongs to chemical field.
Background technology
At present, when producing MAP, centre can produce sulfur trioxide, owing to sulfur trioxide directly discharge can cause environmental pollution, it is therefore desirable to process it.Common processing mode is for using absorption tower to absorb, but existing absorption tower is all directly to be directed into sulfur trioxide in sulphuric acid to absorb, and absorbs not thorough, and the waste gas of discharge still exists substantial amounts of sulfur trioxide gas, can pollute environment equally.
It is therefore desirable to design a kind of absorption tower producing MAP, to overcome the problems referred to above.
Utility model content
The purpose of this utility model is to overcome the defect of prior art, it is provided that a kind of absorption efficiency that improves, the absorption tower producing MAP of minimizing environmental pollution.
This utility model is achieved in that
This utility model provides a kind of absorption tower producing MAP, including tower body, the top of described tower body is provided with gas distributor, it is provided with demister on the downside of described gas distributor, the inwall of described tower body is equipped with multiple shower nozzle, each described shower nozzle is connected to a sulfuric acid apparatus, and described sulfuric acid apparatus is positioned at the outside of described tower body;Being provided with acid separating device inside described tower body, the lower section of described acid separating device is provided with porcelain ring filler, and described acid separating device connects described sulfuric acid apparatus;Side bottom described tower body is provided with gas outlet, and opposite side is provided with water inlet, and bottom is provided with liquid outlet, and described liquid outlet connects described sulfuric acid apparatus.
Further, described acid separating device is positioned at the downside of multiple described shower nozzle.
Further, multiple described shower nozzles become multilamellar to arrange, and the quantity of each layer is 3-6, is uniformly distributed in same level.
Further, the inwall of described tower body is provided with acid proof lining layer.
Further, described gas distributor includes that the orifice plate of air inlet and distributing gas, described demister are positioned at the positive downside of described orifice plate.
This utility model has the advantages that
The top of described tower body is provided with gas distributor, being provided with demister on the downside of described gas distributor, the inwall of described tower body is equipped with multiple shower nozzle, is provided with acid separating device inside described tower body, the lower section of described acid separating device is provided with porcelain ring filler, and described acid separating device connects described sulfuric acid apparatus.The sulfur trioxide gas entered from described gas distributor first passes through demister and carries out except mist processes, the sulphuric acid sprayed with multiple shower nozzles again reacts, then pass through acid separating device and porcelain ring filler absorbs further, sulfur trioxide gas can be fully absorbed, absorption efficiency is high, greatly reduces environmental pollution.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structural representation on the absorption tower producing MAP that Fig. 1 provides for this utility model embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, all other embodiments that those of ordinary skill in the art are obtained on the premise of not making creative work, broadly fall into the scope of this utility model protection.
Such as Fig. 1, this utility model embodiment provides a kind of absorption tower producing MAP, and including tower body 1, described tower body 1 uses Steel material to make, and the inwall of described tower body 1 is provided with acid proof lining layer 14.Described acid proof lining layer 14 is polytetrafluoroethyllining lining, and owing to politef material has good sulfuric acid corrosion resistant ability, and teflon-lined is longer than steel lining ceramic tile for service life, can solve the etching problem in production process.
The top of described tower body 1 is provided with gas distributor 6, is provided with demister 2 on the downside of described gas distributor 6, and in this preferred embodiment, described gas distributor 6 includes that the orifice plate of air inlet and distributing gas, described demister 2 are positioned at the positive downside of described orifice plate.
The inwall of described tower body 1 is equipped with multiple shower nozzle 3, and each described shower nozzle 3 is connected to a sulfuric acid apparatus (not shown), and described sulfuric acid apparatus is positioned at the outside of described tower body 1;Described tower body 1 is internal is provided with acid separating device 4, and the lower section of described acid separating device 4 is provided with porcelain ring filler 5, and described acid separating device 4 connects described sulfuric acid apparatus.
In this preferred embodiment, multiple described shower nozzles 3 become multilamellar to arrange, the quantity of each layer is 3-6, it is uniformly distributed in same level, shower nozzle 3 upper injection sulphuric acid from different perspectives reacts with sulfur trioxide gas, the sulphuric acid that shower nozzle 3 ejects is relatively big with the contact area of sulfur trioxide gas, can strengthen the absorption tower absorbability to sulfur trioxide.
Further, described acid separating device 4 is positioned at the downside of multiple described shower nozzle 3.Liquids and gases after spraying sulphuric acid by above-mentioned shower nozzle 3 and sulfur trioxide gas carries out first step absorption carry out second step absorption again by above-mentioned acid separating device 4, described acid separating device 4 is connected with described sulfuric acid apparatus, make the sulfur trioxide gas reacted the most completely again by sulfuric acid absorption, further enhance the absorption tower absorbability to sulfur trioxide.Described porcelain ring filler 5 and acid separating device 4 with the use of so that sulfur trioxide gas is absorbed completely, reduces environmental pollution.
Side bottom described tower body 1 is provided with gas outlet 11, and opposite side is provided with water inlet 12, and bottom is provided with liquid outlet 13, and described liquid outlet 13 connects described sulfuric acid apparatus.Described gas outlet 11 is for discharging other not by the gas of sulfuric acid absorption, and such as nitrogen, oxygen etc., these gases being discharged will not be to environment.Described water inlet 12 is used for adding tap water use, can be diluted the concentrated sulphuric acid bottom described tower body 1, becomes dilute sulfuric acid, and by the transmission of described liquid outlet 13 to described sulfuric acid apparatus, completes recycling of sulphuric acid, make full use of resource, also save cost.
In sum, the sulfur trioxide gas entered from described gas distributor first passes through demister and carries out except mist processes, the sulphuric acid sprayed with multiple shower nozzles again carries out reactive absorption, then passes through acid separating device 4 and porcelain ring filler 5 absorbs further, can be fully absorbed by sulfur trioxide gas.The absorption tower of described production MAP can reach to improve sulfur trioxide gas absorption efficiency, reduce the beneficial effects such as environmental pollution by said structure.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.

Claims (5)

1. the absorption tower producing MAP, it is characterized in that, including tower body, the top of described tower body is provided with gas distributor, it is provided with demister on the downside of described gas distributor, the inwall of described tower body is equipped with multiple shower nozzle, and each described shower nozzle is connected to a sulfuric acid apparatus, and described sulfuric acid apparatus is positioned at the outside of described tower body;
Being provided with acid separating device inside described tower body, the lower section of described acid separating device is provided with porcelain ring filler, and described acid separating device connects described sulfuric acid apparatus;
Side bottom described tower body is provided with gas outlet, and opposite side is provided with water inlet, and bottom is provided with liquid outlet, and described liquid outlet connects described sulfuric acid apparatus.
2. the absorption tower producing MAP as claimed in claim 1, it is characterised in that: described acid separating device is positioned at the downside of multiple described shower nozzle.
3. the absorption tower producing MAP as claimed in claim 1 or 2, it is characterised in that: multiple described shower nozzles become multilamellar to arrange, and the quantity of each layer is 3-6, is uniformly distributed in same level.
4. the absorption tower producing MAP as claimed in claim 1 or 2, it is characterised in that: the inwall of described tower body is provided with acid proof lining layer.
5. the absorption tower producing MAP as claimed in claim 1, it is characterised in that: described gas distributor includes that the orifice plate of air inlet and distributing gas, described demister are positioned at the positive downside of described orifice plate.
CN201521081556.4U 2015-12-23 2015-12-23 Production monoammonium phosphate's absorption tower Expired - Fee Related CN205412615U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521081556.4U CN205412615U (en) 2015-12-23 2015-12-23 Production monoammonium phosphate's absorption tower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521081556.4U CN205412615U (en) 2015-12-23 2015-12-23 Production monoammonium phosphate's absorption tower

Publications (1)

Publication Number Publication Date
CN205412615U true CN205412615U (en) 2016-08-03

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201521081556.4U Expired - Fee Related CN205412615U (en) 2015-12-23 2015-12-23 Production monoammonium phosphate's absorption tower

Country Status (1)

Country Link
CN (1) CN205412615U (en)

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160803

Termination date: 20171223