CN213570210U - Phosphogypsum purification device - Google Patents
Phosphogypsum purification device Download PDFInfo
- Publication number
- CN213570210U CN213570210U CN202022431316.XU CN202022431316U CN213570210U CN 213570210 U CN213570210 U CN 213570210U CN 202022431316 U CN202022431316 U CN 202022431316U CN 213570210 U CN213570210 U CN 213570210U
- Authority
- CN
- China
- Prior art keywords
- waste gas
- calcining
- box
- gas treatment
- driving motor
- 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.)
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- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 title claims abstract description 27
- 238000000746 purification Methods 0.000 title claims abstract description 17
- 238000001354 calcination Methods 0.000 claims abstract description 53
- 239000002912 waste gas Substances 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000009413 insulation Methods 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims abstract description 6
- 239000003595 mist Substances 0.000 claims abstract description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 4
- 239000000779 smoke Substances 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 230000008602 contraction Effects 0.000 claims description 3
- 238000003756 stirring Methods 0.000 abstract description 11
- 230000001737 promoting effect Effects 0.000 abstract 1
- 239000012535 impurity Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical group [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- -1 alkali metal salt Chemical class 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 239000002367 phosphate rock Substances 0.000 description 1
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Processing Of Solid Wastes (AREA)
Abstract
The utility model discloses a phosphogypsum purification device, which mainly comprises a calcining box and a waste gas treatment box, wherein the waste gas treatment box is arranged on the side wall of the top of the calcining box, a driving motor is fixed at the center of the top of the calcining box through a bolt, a rotating shaft is fixedly connected with the output shaft of the driving motor, a transverse rotating rod is uniformly welded at the lower end of the rotating shaft, and the output shaft of the driving motor and the rotating shaft are arranged on the central axis of the calcining box; the inner wall of the calcining box body is a heat insulation layer, and a heating layer is arranged in the heat insulation layer; the left side of the driving motor is provided with a feed inlet, and the right side of the driving motor is provided with an auxiliary material port and a water inlet; the bottom of the calcining box body is an openable bottom plate, and an electric telescopic rod is arranged below the bottom plate for control; the right side of the waste gas treatment box is provided with a water inlet pipe, the water inlet pipe is connected with a water mist nozzle, and the left side of the waste gas treatment box is provided with a waste gas discharge port. The utility model discloses a driving motor stirs the phosphogypsum for fully calcining, promoting and calcining efficiency, carrying out centralized processing to calcining waste gas again, avoiding secondary pollution, improving the comprehensive utilization ratio of phosphogypsum.
Description
Technical Field
The utility model relates to a ardealite recycle technical field, more specifically the ardealite purifier that says so relates to.
Background
Phosphogypsum refers to solid waste residue generated when phosphorite is treated by sulfuric acid in phosphoric acid production, and the main component of the phosphogypsum is calcium sulfate and also contains various other impurities. The annual output of phosphogypsum in China is about 7500 tons, the accumulated output is nearly hundred million tons, the phosphogypsum is one of the gypsum waste residues with the largest output, and the discharged phosphogypsum slag occupies a large amount of land, forms slag hills and seriously pollutes the environment.
The main impurities in the phosphogypsum are phosphorus with the content of 0.6 to 0.8 percent, and then impurities such as alkali metal salt, silicon, iron, aluminum, magnesium and the like exist, the alkali metal exists in the form of carbonate, sulfate, phosphate, fluoride and other meltable salts with the content of 0.05 to 0.3 percent, and the phosphogypsum also contains 1.5 to 5 percent of sio2, which is mainly quartz, and the pH of the untreated phosphogypsum is below 3; the existence of the impurities seriously affects the comprehensive utilization of the phosphogypsum.
Therefore, in order to solve the above problems, an ardealite purification device is provided, which improves the comprehensive utilization rate of ardealite and reduces the accumulation pollution of ardealite, and is a problem that needs to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model provides an ardealite purification device, the above-mentioned problem has been solved well, is equipped with the stirring pivot on the calcining box central axis, can heat the center department and the edge of calcining box evenly for ardealite abundant calcination promotes calcining efficiency, and in order to guarantee calcining efficiency, stirs abundant, and the bottom plate adopts the bottom plate that can open and shut, and is closed during the stirring, avoids appearing stirring the dead angle; the left side of the calcining box is provided with a waste gas treatment box for purifying waste gas generated by calcining and avoiding secondary pollution.
In order to achieve the above object, the utility model provides a following technical scheme: a phosphogypsum purification device mainly comprises a calcining box and a waste gas treatment box, wherein the waste gas treatment box is arranged on the side wall of the top of the calcining box, a driving motor is fixed at the center of the top of the calcining box through a bolt, a rotating shaft is fixedly connected with an output shaft of the driving motor, a transverse rotating rod is uniformly welded at the lower end of the rotating shaft, and the output shaft of the driving motor and the rotating shaft are arranged on the central axis of the calcining box; the inner wall of the calcining box body is a heat insulation layer, and a heating layer is arranged in the heat insulation layer; the left side of the driving motor is provided with a feed inlet, and the right side of the driving motor is provided with an auxiliary material port and a water inlet; the bottom of the calcining box body is an openable bottom plate, and an electric telescopic rod is arranged below the bottom plate to control opening and closing; the waste gas treatment case right side is equipped with the inlet tube, and the water inlet connection has a plurality of water smoke shower nozzles, and waste gas treatment case left side is equipped with exhaust-gas discharge mouth.
Preferably, in the phosphogypsum purification device, the bottom plate is closed during the calcination operation and opened after the calcination operation, and the bottom plate is drawn by the contraction of the telescopic rod. And the material falls to a discharge pipe opening at the bottom of the calcining box body, and the discharge pipe is provided with a valve.
Preferably, in the phosphogypsum purification device, the right side of the waste gas treatment box is provided with three horizontal water mist spray nozzles, and a water curtain is formed when the device is opened to purify waste gas in the calcining box.
Preferably, in the phosphogypsum purification device, a partition board is welded on the inner wall of the right side of the waste gas treatment box, a filter screen is arranged on the partition board, and an activated carbon plate and a filter cotton plate are arranged at the position, close to a waste gas discharge port, of the treatment box.
According to the above technical scheme, the utility model discloses a phosphogypsum purifier is provided, compare with prior art, the utility model discloses following benefit has:
1. the utility model discloses stir the ardealite in the heating, the zone of heating is equipped with to the box inner wall for calcination to the ardealite is more abundant, has improved the efficiency of calcining of ardealite.
2. The utility model discloses calcine the bottom half and be equipped with the bottom plate that can open and shut, be convenient for heat the stirring during closed, when opening and shutting, the ardealite ejection of compact of being convenient for adopts electronic telescopic link control, and the bottom plate is opened and shut automaticly, has saved the human cost.
3. The utility model discloses being furnished with the exhaust-gas treatment case, handling the back emission to the waste gas that calcines the production, secondary pollution is avoided to compound national exhaust emission standard, and the multiple purification of waste-gas treatment incasement adoption water smoke, filter screen and active carbon board has ensured purifying effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Figure 2 attached drawing is the utility model discloses a waste gas treatment case structure sketch map.
In the figure: 1. calcining the box; 2. a waste gas treatment tank; 3. a drive motor; 4. a rotating shaft; 5. a transverse rotating rod; 6. a thermal insulation layer; 7. a heat generating layer; 8. a feed inlet; 9. an auxiliary material port; 10. a water inlet; 11. a base plate; 12. a telescopic rod; 13. a water inlet pipe; 14. a water mist spray head; 15. an exhaust gas discharge port; 16. a discharge pipe orifice; 17. a partition plate; 18. an activated carbon plate; 19. a filter cotton plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model discloses a phosphogypsum purification device, which well solves the problems of the existing products, the stirring rotating shaft is arranged on the central axis of the calcining box, the central part and the edge of the calcining box can be uniformly heated, so that the phosphogypsum is fully calcined, the calcining efficiency is improved, in addition, in order to ensure the calcining efficiency, the stirring is fully carried out, the bottom plate adopts an openable bottom plate, the stirring is closed, and the stirring dead angle is avoided; the left side of the calcining box is provided with a waste gas treatment box for purifying waste gas generated by calcining and avoiding secondary pollution.
Referring to fig. 1, for the utility model discloses a phosphogypsum purification device, specifically include: the device comprises a calcining box 1 and a waste gas treatment box 2, wherein the waste gas treatment box 2 is installed on the side wall of the top of the calcining box 1, a driving motor 3 is fixed at the center of the top of the calcining box 1 through a bolt, a rotating shaft 4 is fixedly connected to the output shaft of the driving motor 3, a transverse rotating rod 5 is uniformly welded at the lower end of the rotating shaft 4, and the output shaft of the driving motor 3 and the rotating shaft 4 are arranged on the central axis of the calcining box 5; the inner wall of the calcining box body 5 is a heat insulation layer 6, and a heating layer 7 is arranged in the heat insulation layer 6; a feed inlet 8 is formed in the left side of the driving motor 3, and an auxiliary material port 9 and a water inlet 10 are formed in the right side of the driving motor; the bottom of the calcining box body 5 is an openable bottom plate 11, and an electric telescopic rod 12 is arranged below the bottom plate 11 to control opening and closing; waste gas treatment case 2 right side is equipped with inlet tube 13, and inlet tube 13 is connected with a plurality of water smoke shower nozzles 14, and waste gas treatment case 2 left side is equipped with exhaust port 15.
Preferably, the bottom plate 11 is closed during the calcination work, and is opened after the calcination work is finished, and the bottom plate 11 is drawn by the contraction of the telescopic rod 12. And the mixture falls to a discharge pipe opening 16 at the bottom of the calcining box body 5, and a valve is arranged on the discharge pipe.
Preferably, the right side of the waste gas treatment box 2 is provided with three horizontal water spray nozzles 14, and when the device is opened, a water curtain is formed to purify waste gas in the calcining box 1.
Preferably, the inner wall welding of 2 right sides of exhaust-gas treatment case has baffle 17, is equipped with the filter screen on the baffle 17, and handles the case and be close to exhaust-gas discharge department and be equipped with activated carbon plate 18 and filter cotton board 19.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. The phosphogypsum purification device is characterized by mainly comprising a calcining box and a waste gas treatment box, wherein the waste gas treatment box is arranged on the side wall of the top of the calcining box; the inner wall of the calcining box body is a heat insulation layer, and a heating layer is arranged in the heat insulation layer; the left side of the driving motor is provided with a feed inlet, and the right side of the driving motor is provided with an auxiliary material port and a water inlet; the bottom of the calcining box body is an openable bottom plate, and an electric telescopic rod is arranged below the bottom plate to control opening and closing; the waste gas treatment case right side is equipped with the inlet tube, and the water inlet connection has a plurality of water smoke shower nozzles, and waste gas treatment case left side is equipped with exhaust-gas discharge mouth.
2. The phosphogypsum purification device as claimed in claim 1, wherein the bottom plate is closed during the calcination operation and opened after the calcination operation is finished, the bottom plate falls to a discharge pipe opening at the bottom of the calcination box body under the drawing and contraction of the telescopic rod, and the discharge pipe is provided with a valve.
3. The phosphogypsum purification device according to claim 1, wherein three horizontal water mist spray nozzles are arranged on the right side of the waste gas treatment box, and form a water curtain when the phosphogypsum purification device is opened to purify waste gas in the calcining box.
4. The phosphogypsum purification device according to claim 1, wherein a partition board is welded on the inner wall of the right side of the waste gas treatment box, a filter screen is arranged on the partition board, and an activated carbon plate and a filter cotton plate are arranged on the treatment box close to a waste gas discharge port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022431316.XU CN213570210U (en) | 2020-10-28 | 2020-10-28 | Phosphogypsum purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022431316.XU CN213570210U (en) | 2020-10-28 | 2020-10-28 | Phosphogypsum purification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213570210U true CN213570210U (en) | 2021-06-29 |
Family
ID=76531884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022431316.XU Expired - Fee Related CN213570210U (en) | 2020-10-28 | 2020-10-28 | Phosphogypsum purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213570210U (en) |
-
2020
- 2020-10-28 CN CN202022431316.XU patent/CN213570210U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210629 |