CN205461289U - Prevent phosphoric acid revolving stage formula filter of scale deposit - Google Patents
Prevent phosphoric acid revolving stage formula filter of scale deposit Download PDFInfo
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- CN205461289U CN205461289U CN201620021979.5U CN201620021979U CN205461289U CN 205461289 U CN205461289 U CN 205461289U CN 201620021979 U CN201620021979 U CN 201620021979U CN 205461289 U CN205461289 U CN 205461289U
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Abstract
The utility model discloses a prevent phosphoric acid revolving stage formula filter of scale deposit, including the filter body, the filter body includes carousel (1), sets up quiet wrong gas dish in the below of carousel (1), quiet wrong gas dish is divided into the region of six mutual isolations along circumference, respectively for blot district (2), just strain district (3), filtrate and distinguish (4), a xi qu, two wash district (6) and three wash district (7), its characterized in that: encircle filter body installation steam loop (8), bottom installation branch steam pipe (9) in every subregion of quiet wrong gas dish, branch steam pipe (9) link to each other with steam loop (8) to in their junction setting valve (10), branch steam pipe (9) go up to open there are a plurality of steam -jet ejector mouth (11). The phenomenon of scale deposit has thoroughly been solved, simple structure, reasonable in design, low in manufacturing cost, convenient to use.
Description
Technical field
This utility model relates to a kind of phosphoric acid turntable type filter, particularly to the phosphoric acid turntable type filter of a kind of good antiscale property, belongs to field of chemical equipment.
Background technology
Phosphoric acid turntable type filter, including filter body, described filter body includes rotating disk, arranges quiet cross gas plate in the lower section of rotating disk, and described quiet cross gas plate is circumferentially divided into six mutually isolated regions, respectively blot district, initial filter district, filtrate district, a Xi Qu, two Xi Qu and three wash district, placing filter cloth on rotating disk, after filtering, filtrate enters the zones of different of cross gas plate, subsequently into lower acid tube road, walk by phosphoric acid pumping.
In recent years, phosphate rock resource is more and more barrenr, and the application of mid low grade phosphate rock is occupied an leading position, and day by day faces high-grade rock phosphate in powder and is difficult to the predicament of buying.Poor value impurity content is the most higher, the biggest on product quality impact, containing substantial amounts of impurity and granule in phosphoric acid after extraction, after filtration system phosphoric acid separates with ardealite, the impurity being mingled with in phosphoric acid crystallizes along with the reduction of temperature, being attached to fouling on filter cross gas plate upper and lower acid tube road, cause cross gas plate blocking and lower acid tube footpath to diminish, overlong time may result in cross gas plate and lower acid line clogging.For this phenomenon, domestic modal method removes cross gas plate exactly and lower acid tube road carries out labor cleaning.Use the method, the purpose taken out stains reaches, but it is relatively big to remove cross gas plate workload, and equipment is huge, heavier-weight, lift out after needing to remove and carry out artificial snaking, the most again from newly installed, due to relate to lifting operation and in many ways job mix carry out, work risk is bigger, and the work of all of snaking must be carried out under filter is in dead ship condition, produces and is the most necessarily affected.
Utility model content
In order to solve above-mentioned technical problem, this utility model provides the phosphoric acid turntable type filter of a kind of good antiscale property.
To achieve these goals, the technical solution of the utility model is as follows: the phosphoric acid turntable type filter of a kind of good antiscale property, including filter body, described filter body includes rotating disk, in the lower section of rotating disk, quiet cross gas plate is set, described quiet cross gas plate is circumferentially divided into six mutually isolated regions, respectively blot district, initial filter district, filtrate district, one washes district, two Xi Qu and three wash district, it is characterized in that: around described filter body, steam loop is installed, steam branch pipe is installed in bottom in each subregion of quiet cross gas plate, described steam branch pipe is connected with steam loop, and valve is set in their junction, some vapor injection port are had on described steam branch pipe.
In such scheme: the two ends of described steam branch pipe are all connected with steam loop, and it is respectively provided with valve at the two ends of steam branch pipe.It is standby that the valve one at two ends opens one, it is to avoid the appearance of emergency.
Preferred: described vapor injection port is directed at the Pan Bi of quiet cross gas plate.So can preferably play the steam flush to Pan Bi, it is to avoid fouling.
Preferred: the import department at steam loop is also provided with valve.It is easy to control the switch of the steam of steam loop.
In turntable type filter running, filtrate is through quiet cross gas plate, open the valve on steam loop and the valve on each steam branch pipe, steam is ejected on the quiet cross gas plate in each region by vapor injection port, the phosphoric acid medium temperature making each region raises, it is to avoid impurity crystallizes and is attached on Jing Cuoqipanbi.Meanwhile, Jing Cuoqipanbi, when ejecting, can be washed away, take out stains by steam.
Beneficial effect: phosphoric acid, by arranging steam pipe system on phosphoric acid turntable type filter, is on the one hand heated by this utility model, it is to avoid impurity crystallizes.On the other hand Pan Bi is carried out, takes out stains, thoroughly solve the phenomenon of fouling, simple in construction, reasonable in design, low cost of manufacture, easy to use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is partial enlarged drawing at A in Fig. 1.
Detailed description of the invention
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings:
Embodiment 1, as shown in Figure 1: the phosphoric acid turntable type filter of good antiscale property of the present utility model includes filter body, filter body includes rotating disk 1, in the lower section of rotating disk 1, quiet cross gas plate is set, quiet cross gas plate is circumferentially divided into six mutually isolated regions, respectively blot district 2, initial filter district 3, filtrate district 4, Xi Qu, two wash district 6 and three and wash district 7, during use, rotating disk upper berth filter cloth, rotating disk rotates, and filters, and filtrate enters the regional of quiet cross gas plate, each region is connected with lower acid tube by a pipeline, then acid solution is taken away by phosphoric acid pump.This is prior art, does not repeats at this.
Installing steam loop 8 around filter body, the import department at steam loop 8 is also provided with valve 10, and this valve 10 connects steam pipe system system by pipeline.
Steam branch pipe 9 is installed in bottom in each subregion of quiet cross gas plate, steam branch pipe 9 stretches out quiet cross gas plate and is connected with steam loop 8, and valve 10 is set in their junction, preferably steam branch pipe 9 is n shape pipe, two ends are all connected with steam loop 8, and are respectively provided with valve 10 at the two ends of steam branch pipe 9.It is standby that two such valve 10 1 opens one.Some vapor injection port 11 are had on steam branch pipe 9.Vapor injection port 11 is directed at the Pan Bi of quiet cross gas plate.
This utility model is not limited to above-described embodiment, it will be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without creative work.Therefore, all technical staff in the art pass through the available technical scheme of logical analysis, reasoning, or a limited experiment on the basis of existing technology according to design of the present utility model, all should be in the protection domain being defined in the patent claims.
Claims (4)
1. the phosphoric acid turntable type filter of a good antiscale property, including filter body, described filter body includes rotating disk (1), in the lower section of rotating disk (1), quiet cross gas plate is set, described quiet cross gas plate is circumferentially divided into six mutually isolated regions, respectively blot district (2), initial filter district (3), filtrate district (4), one washes district, two wash district (6) and three washes district (7), it is characterized in that: around described filter body, steam loop (8) is installed, steam branch pipe (9) is installed in bottom in each subregion of quiet cross gas plate, described steam branch pipe (9) is connected with steam loop (8), and valve (10) is set in steam branch pipe (9) the upper junction near them, some vapor injection port (11) are had on described steam branch pipe (9).
The phosphoric acid turntable type filter of good antiscale property the most according to claim 1, it is characterized in that: the two ends of described steam branch pipe (9) are all connected with steam loop (8), and be respectively provided with valve (10) at the two ends of steam branch pipe (9).
The phosphoric acid turntable type filter of good antiscale property the most according to claim 1 or claim 2, it is characterised in that: described vapor injection port (11) is directed at the Pan Bi of quiet cross gas plate.
The phosphoric acid turntable type filter of good antiscale property the most according to claim 1, it is characterised in that: the import department at steam loop (8) is also provided with valve (10).
Priority Applications (1)
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CN201620021979.5U CN205461289U (en) | 2016-01-11 | 2016-01-11 | Prevent phosphoric acid revolving stage formula filter of scale deposit |
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CN201620021979.5U CN205461289U (en) | 2016-01-11 | 2016-01-11 | Prevent phosphoric acid revolving stage formula filter of scale deposit |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109748253A (en) * | 2018-12-19 | 2019-05-14 | 安徽节源环保科技有限公司 | A method of improving wet-process phosphoric acid concentration heat exchanger fouling |
CN110451470A (en) * | 2019-09-20 | 2019-11-15 | 瓮福达州化工有限责任公司 | Countercurrent washing system and method in a kind of wet method phosphoric acid manufacture process |
-
2016
- 2016-01-11 CN CN201620021979.5U patent/CN205461289U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109748253A (en) * | 2018-12-19 | 2019-05-14 | 安徽节源环保科技有限公司 | A method of improving wet-process phosphoric acid concentration heat exchanger fouling |
CN110451470A (en) * | 2019-09-20 | 2019-11-15 | 瓮福达州化工有限责任公司 | Countercurrent washing system and method in a kind of wet method phosphoric acid manufacture process |
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