CN214415961U - Water film dust pelletizing system of sodium chlorite - Google Patents
Water film dust pelletizing system of sodium chlorite Download PDFInfo
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- CN214415961U CN214415961U CN202023101362.XU CN202023101362U CN214415961U CN 214415961 U CN214415961 U CN 214415961U CN 202023101362 U CN202023101362 U CN 202023101362U CN 214415961 U CN214415961 U CN 214415961U
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Abstract
The utility model discloses a water film dust pelletizing system of sodium chlorite, including fluidized drying bed, cyclone, holding vessel, draught fan, water film gas wash tower, recovery pond and water pump, the water film gas wash tower includes water inlet, heating device, first water pipe layer, second water pipe layer, third water pipe layer, packing layer, inspection hole, shower nozzle, temperature sensor, air inlet, sodium chlorite concentration sensor, separates temperature coating, delivery port. The utility model is provided with the heating device, the temperature sensor and the sodium chlorite concentration sensor, and can properly heat the water temperature to achieve the purpose of increasing the solubility of the sodium chlorite, so that more sodium chlorite can be dissolved by water, and the waste of water is reduced; through setting up refrigerating plant and filter plate, with the recovery pond temperature reduce to the uniform temperature after, sodium chlorite is appeared on the filter plate, simultaneously, and water is gone into the water film gas wash tower again by the recovery pond through the water pump, has realized the circulation of water and has used, has solved the problem that water film dust pelletizing system can not continuous work.
Description
Technical Field
The utility model relates to a water film dust pelletizing system technical field especially relates to a water film dust pelletizing system of sodium chlorite.
Background
Sodium chlorite, a highly effective bleaching agent and oxidant, is used primarily in the bleaching of pulp and various fibers, and in the bleaching of certain food products. At present, sodium chlorite is mainly produced through a reduction method in China; the liquid sodium chlorite after evaporation concentration is cooled and crystallized and then is dehydrated, and the sodium chlorite after dehydration still contains moisture and needs to be sent to a fluidized drying bed for drying, but the air discharged from the fluidized drying bed carries sodium chlorite dust, so that the working environment is polluted, the human body can be injured, the potential safety hazard of work exists, the waste of the sodium chlorite is caused, and the production efficiency is reduced.
Through retrieval, the patent with the Chinese patent application number of CN201920274400.X discloses a sodium chlorite water film dedusting system, which comprises a fluidized drying bed, a packaging machine, a dedusting cover, a cyclone separator, a storage tank, an induced draft fan, a water film dedusting tower, a water source and a recovery tank device. The water film dust removal device in the patent has the following defects that the water film dust removal tower cannot work continuously, when the concentration of a sodium chlorite solution in the dust removal tower exceeds 15%, the water film dust removal tower stops working, washing water is discharged outwards, and new washing water is injected after the washing water is discharged; the process of suspending working, draining and injecting water seriously affects the continuity of the whole water film dedusting system and can not be well adapted to the work of a factory.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects in the prior art and providing a water film dedusting system for sodium chlorite.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a water film dust pelletizing system of sodium chlorite, includes fluidized drying bed, cyclone, holding vessel, draught fan, water film gas wash tower, recovery pond and water pump, the gas outlet of fluidized drying bed passes through the pipeline and communicates in cyclone's air inlet, and cyclone's discharge gate and gas outlet are respectively through two pipe connection in the feed inlet of holding vessel and the input of draught fan, the air inlet has been seted up to the bottom of water film gas wash tower one side outer wall, and the water inlet has been seted up at the top of water film gas wash tower opposite side outer wall, the output of draught fan connects in the air inlet of gas wash tower through the pipeline, the recovery pond delivery port has been seted up to recovery pond one side outer wall, and recovery pond one side outer wall has been used for following the water pump that the recovery pond delivery port was drawn water through the fix with screw.
As a further aspect of the present invention: the water film dust removal tower comprises a tower body, a heating device, a first water pipe layer, a second water pipe layer, a third water pipe layer, a packing layer, a temperature sensor, a sodium chlorite concentration sensor and a water outlet.
As a further aspect of the present invention: heating device installs in one side inner wall of water film dust removal tower body, temperature sensor and sodium chlorite concentration sensor install in water film dust removal tower body one side inner wall.
As a further aspect of the present invention: a refrigerating device is installed on the inner wall of one side of the recovery tank, and a filter plate is detachably installed in the recovery tank.
As a further aspect of the present invention: the inner wall of the water film dust removal tower body is coated with a heat insulation coating.
As a further aspect of the present invention: the first water pipe layer, the second water pipe layer and the third water pipe layer are all welded with nozzles distributed in an annular mode, and the nozzles on each water pipe layer are distributed in a staggered mode compared with other two layers of nozzles.
As a further aspect of the present invention: three inspection holes are formed in the outer wall of the water film dedusting tower and correspond to the water pipe layer and the packing layer respectively.
The utility model has the advantages that:
1. by arranging the heating device, the temperature sensor and the sodium chlorite concentration sensor, when the concentration of sodium chlorite in water is too high, the water temperature can be properly heated to achieve the purpose of increasing the solubility of sodium chlorite, more sodium chlorite can be dissolved in water, the waste of water resources is reduced, and the water film dust removal system can continuously work.
2. Through setting up refrigerating plant and filter plate, the aqueous solution that has dissolved sodium chlorite flows into the recovery pond after the delivery port, and refrigerating plant starts, reduces the temperature to the uniform temperature after, and sodium chlorite separates out on the filter plate, and simultaneously, water is gone into the water film gas wash tower again by the water pump by recovery pond delivery port, has realized the used circulation of water, has solved the problem that water film dust pelletizing system can not last work.
3. Through setting up the temperature insulating coating, can be completely cut off water film gas wash tower internal temperature and outside temperature, thereby prevent to carry out the normal work that the heat exchange influences water film gas wash tower inside and outside the tower, improved entire system's work efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the overall preview of a water film dedusting system for sodium chlorite according to the present invention;
FIG. 2 is a schematic sectional view of a water film dust removal tower in a water film dust removal system for sodium chlorite according to the present invention;
fig. 3 is a schematic structural diagram of a recovery tank of a water film dedusting system for sodium chlorite according to the present invention;
fig. 4 is a circuit flow chart of a water film dedusting system for sodium chlorite according to the present invention.
In the figure: the device comprises a fluidized drying bed 1, a draught fan 2, a water film dust removal tower 3, a filter plate 4, a filter plate 5, a recovery tank 5, a water pump 6, a cyclone separator 7, a storage tank 8, a gas outlet 9, a water inlet 10, a heating device 11, a first water pipe 12, a second water pipe 13, a third water pipe 14, a packing layer 15, a detection hole 16, a spray head 17, a temperature sensor 18, a gas inlet 19, a sodium chlorite concentration sensor 20, a thermal insulation coating 21, a water outlet 22, a water outlet 23, a recovery tank water outlet 24 and a refrigerating device.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
A water film dedusting system for sodium chlorite, which is shown in figures 1 and 2 and comprises a fluidized drying bed 1, a cyclone separator 7, a storage tank 8, a draught fan 2, a water film dedusting tower 3, a recovery tank 5 and a water pump 6; the gas outlet of fluidized drying bed 1 passes through the pipeline and communicates in cyclone 7's air inlet, and cyclone 7's discharge gate and gas outlet respectively through two pipe connection in the feed inlet of holding vessel 8 and draught fan 2's input, air inlet 19 has been seted up to the bottom of 3 one side outer walls of water film gas wash tower, and the top of 3 opposite side outer walls of water film gas wash tower has seted up water inlet 10, the output of draught fan 2 connects in the air inlet 19 of gas wash tower 3 through the pipeline, recovery pond delivery port 23 has been seted up to 5 one side outer walls of recovery pond, and 5 one side outer walls of recovery pond have been used for following the water pump 6 that recovery pond delivery port 23 was drawn water through the screw fixation.
The water film dust removal tower 3 comprises a tower body, a heating device 11, a first water pipe layer 12, a second water pipe layer 13, a third water pipe layer 14, a packing layer 15, a temperature sensor 18, a sodium chlorite concentration sensor 20 and a water outlet 22.
In order to solve the problem that the water film dedusting system cannot work continuously, as shown in fig. 2 and 4, the heating device 11 is installed on the inner wall of one side of the water film dedusting tower 3, the temperature sensor 18 and the sodium chlorite concentration sensor 20 are installed on the inner wall of one side of the water film dedusting tower 3, the model of the temperature sensor 18 can adopt BM100, the model of the sodium chlorite concentration sensor 20 can adopt CY520, a control unit is arranged inside the water film dedusting tower 3, and the temperature sensor 18 and the sodium chlorite concentration sensor 20 are electrically connected with the control unit; by arranging the heating device 11, the temperature sensor 18 and the sodium chlorite concentration sensor 20, when the concentration of sodium chlorite in water exceeds a certain value, the water temperature can be properly heated to achieve the purpose of increasing the solubility of sodium chlorite, more sodium chlorite can be dissolved in the water, the waste of water resources is reduced, and the water film dust removal system can continuously work.
In order to further solve the problem that the water film dedusting system cannot work continuously, as shown in fig. 3, a refrigerating device 24 is installed on the inner wall of one side of the recovery tank 5, and a filter plate 4 is detachably installed inside the recovery tank 5; by arranging the refrigerating device 24 and the filter plate 4, the water solution in which the sodium chlorite is dissolved flows into the recovery tank 5 through the water outlet 22, then the refrigerating device 24 is started, the water temperature is reduced to a certain temperature, the sodium chlorite is separated out on the filter plate 4, meanwhile, the water is pumped into the water film dust removal tower 3 again through the water pump 6 from the water outlet 23 of the recovery tank, the water recycling is realized, and the problem that a water film dust removal system cannot work continuously is solved.
In order to improve the working efficiency of the water film dedusting system, as shown in fig. 2, the inner wall of the tower body of the water film dedusting tower 3 is coated with a thermal insulation coating 21; through setting up thermal insulation coating 21, can be completely cut off water film gas wash tower 3 inside temperature and outside temperature, thereby prevent that the tower is inside and outside to carry out the normal work that the heat exchange influences water film gas wash tower 3, improved entire system's work efficiency.
In order to further improve the working efficiency of the water film dedusting system, as shown in fig. 2, the first water pipe layer 12, the second water pipe layer 13, and the third water pipe layer 14 are all welded with annularly distributed spray heads 17, and the spray heads 17 of each water pipe layer are distributed in a staggered manner compared with the spray heads 17 of the other two layers; by arranging the nozzles 17 distributed in a staggered manner, the contact area between the washing water and the gas is increased, and the working efficiency of the water film dust removal system is further improved.
In order to facilitate daily inspection and part replacement, as shown in fig. 2, three inspection holes 16 are formed in the outer wall of the water film dust removal tower 3, and the three inspection holes 16 respectively correspond to the water pipe layer and the filler layer 15; by arranging the inspection hole 16, the work of inspecting and replacing parts can be easily realized, and the convenience is greatly improved.
The working principle is as follows: during the use, sodium chlorite after dehydration is sent to fluidized drying bed 1 and is dried, and draught fan 2 starts simultaneously, and the dust in fluidized drying bed 1 is inhaled among cyclone 7 and is separated, and the dust that separates falls into storage tank 8 of cyclone 7 below, and a small amount of dust is sent to water film dust removal tower 3 through draught fan 2 and is washed in the dust removal in addition, has realized the recovery of dust, has avoided the waste. By arranging the heating device 11, the temperature sensor 18 and the sodium chlorite concentration sensor 20, when the concentration of sodium chlorite in water is too high, the water temperature can be properly heated to achieve the purpose of increasing the solubility of sodium chlorite, more sodium chlorite can be dissolved in water, the waste of water resources is reduced, and the water film dust removal system can continuously work. By arranging the refrigerating device 24 and the filter plate 4, after the washing water with dissolved sodium chlorite flows into the recovery tank 5 through the water outlet 22, the refrigerating device 24 is started to reduce the water temperature to a certain temperature, the sodium chlorite is separated out on the filter plate 4, and meanwhile, the water is pumped into the water film dust removal tower 3 again through the water pump 6 from the water outlet 23 of the recovery tank, so that the water is recycled, and the problem that a water film dust removal system cannot work continuously is solved. By arranging the inspection hole 16, the work of inspecting and replacing parts can be easily realized, and the convenience is greatly improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A water film dedusting system for sodium chlorite comprises a fluidized drying bed (1), a cyclone separator (7), a storage tank (8), an induced draft fan (2), a water film dedusting tower (3), a recovery pond (5) and a water pump (6), and is characterized in that a gas outlet of the fluidized drying bed (1) is communicated with a gas inlet of the cyclone separator (7) through a pipeline, a discharge port and a gas outlet of the cyclone separator (7) are respectively connected with a feed inlet of the storage tank (8) and an input end of the induced draft fan (2) through two pipelines, a gas inlet (19) is arranged at the bottom of the outer wall of one side of the water film dedusting tower (3), a water inlet (10) is arranged at the top of the outer wall of the other side of the water film dedusting tower (3), an output end of the induced draft fan (2) is connected in the gas inlet (19) of the dedusting tower (3) through a pipeline, a water outlet (23) of the recovery pond is arranged at the outer wall of one side of the recovery pond (5), and a water pump (6) for pumping water from a water outlet (23) of the recovery tank is fixed on the outer wall of one side of the recovery tank (5) through screws.
2. The water film dedusting system for sodium chlorite according to claim 1, characterized in that the water film dedusting tower (3) comprises a tower body, a heating device (11), a first water pipe layer (12), a second water pipe layer (13), a third water pipe layer (14), a packing layer (15), a temperature sensor (18), a sodium chlorite concentration sensor (20) and a water outlet (22).
3. The water film dedusting system for sodium chlorite according to claim 2, characterized in that the heating device (11) is installed on the inner wall of one side of the water film dedusting tower (3) body, and the temperature sensor (18) and the sodium chlorite concentration sensor (20) are installed on the inner wall of one side of the water film dedusting tower (3) body.
4. The water film dedusting system for sodium chlorite according to the claim 3, characterized in that the inner wall of one side of the recovery tank (5) is provided with a refrigerating device (24), and the filter plate (4) is detachably arranged inside the recovery tank (5).
5. The water film dedusting system for sodium chlorite according to the claim 4, characterized in that the inner wall of the tower body of the water film dedusting tower (3) is coated with a thermal insulating coating (21).
6. The water film dedusting system for sodium chlorite according to claim 5, wherein the first water pipe layer (12), the second water pipe layer (13) and the third water pipe layer (14) are welded with annularly distributed spray heads (17), and the spray heads (17) of each water pipe layer are distributed in a staggered manner compared with the spray heads (17) of the other two layers.
7. The water film dedusting system for sodium chlorite according to claim 6, characterized in that the outer wall of the tower body of the water film dedusting tower (3) is provided with three inspection holes (16), and the three inspection holes (16) correspond to the water pipe layer and the packing layer (15), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023101362.XU CN214415961U (en) | 2020-12-21 | 2020-12-21 | Water film dust pelletizing system of sodium chlorite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023101362.XU CN214415961U (en) | 2020-12-21 | 2020-12-21 | Water film dust pelletizing system of sodium chlorite |
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| Publication Number | Publication Date |
|---|---|
| CN214415961U true CN214415961U (en) | 2021-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023101362.XU Active CN214415961U (en) | 2020-12-21 | 2020-12-21 | Water film dust pelletizing system of sodium chlorite |
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| CN (1) | CN214415961U (en) |
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