CN217330519U - Flash evaporation dryer for producing iron phosphate - Google Patents
Flash evaporation dryer for producing iron phosphate Download PDFInfo
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- CN217330519U CN217330519U CN202220591350.XU CN202220591350U CN217330519U CN 217330519 U CN217330519 U CN 217330519U CN 202220591350 U CN202220591350 U CN 202220591350U CN 217330519 U CN217330519 U CN 217330519U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model relates to the technical field of flash evaporation dryers, in particular to a flash evaporation dryer for producing iron phosphate, which comprises a base, a flash evaporation drying chamber arranged at the top end of the base, an exhaust chamber arranged at the top end of the flash evaporation drying chamber and communicated with the flash evaporation drying chamber, a crushing mechanism for scattering materials is arranged in the base, an air inlet and a feeding mechanism for conveying hot air are respectively arranged at two sides of the flash evaporation drying chamber, the top end of one side of the exhaust chamber is provided with an air outlet, the outer side wall of the exhaust chamber is provided with a heat dissipation mechanism for dissipating heat of materials, and a waste heat recovery mechanism is arranged between the heat dissipation mechanism and the feeding mechanism, a filter screen is arranged at the top end inside the exhaust chamber and is positioned below the air outlet, the drying is uniform, meanwhile, heat of the cooling liquid after heat exchange is recycled, heat waste is reduced, and the heat-exchange fluid is more energy-exchange heat-exchange fluid.
Description
Technical Field
The utility model relates to a flash drying machine technical field specifically is flash drying machine for producing ferric phosphate.
Background
The flash dryer is important equipment of an iron phosphate production line, and integrates drying, crushing and screening. When the flash drying machine works, the blocky materials are conveyed into a flash drying chamber of the flash drying machine through the feeding device, the blocky materials are crushed by a crushing mechanism in the flash drying chamber under the action of impact, friction and shearing force of a blade rotating at a high speed, meanwhile, hot air enters the flash drying chamber from a hot air channel, the crushed small-particle materials are dried and dehydrated by the hot air and then ascend along with hot air flow, and then the crushed small-particle materials are recycled through a cyclone separator and a dust remover which are communicated with the top of the flash drying chamber.
The existing flash evaporation dryer for producing iron phosphate generally has the following problems:
(1) the crushed small-particle materials are dried and dehydrated by hot air and then rise along with hot air flow, the materials need to be cooled in the rising process, and the existing method is generally used for cooling by introducing cooling water, so that heat waste is easily caused;
(2) the particles which are not completely crushed rise with the hot air flow to enter the cyclone separator, and the phenomenon of uneven drying is easy to occur.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flash distillation desiccator is used to production iron phosphate to the easy extravagant and dry uneven problem that causes that provides in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: flash drying machine for producing iron phosphate, including base, setting at the flash drying chamber on base top, setting on the flash drying chamber top and rather than the exhaust chamber of intercommunication, the inside of base is provided with the crushing mechanism who breaks up the material, the both sides of flash drying chamber are provided with air intake and feed mechanism who is used for carrying hot-blast respectively, the top of exhaust chamber one side is provided with the air outlet, be provided with on the lateral wall of exhaust chamber and be used for the radiating heat dissipation mechanism of material, and be provided with waste heat recovery mechanism between heat dissipation mechanism and the feed mechanism, the inside top of exhaust chamber is provided with the filter screen, and the filter screen is located the below of air outlet.
Preferably, the heat dissipation mechanism includes the fin of setting on the exhaust chamber lateral wall and the cooling tube of setting in the fin inside, the both ends of cooling tube extend to the outside of fin respectively and are provided with inlet and liquid outlet.
Preferably, the waste heat recovery mechanism comprises a heating sheet arranged on the outer side wall of the feeding mechanism, a heating pipe arranged inside the heating sheet and a connecting pipe for connecting a liquid inlet of the heating pipe with a liquid outlet of the cooling pipe.
Preferably, the crushing mechanism comprises a first rotating shaft vertically installed inside the flash drying chamber, a first driving mechanism for driving the first rotating shaft to rotate, and a plurality of crushing blades installed on the first rotating shaft inside the flash drying chamber.
Preferably, the feeding mechanism comprises an outer shell horizontally arranged on one side of the flash drying chamber, a second rotating shaft rotatably arranged inside the outer shell through a second driving mechanism, a spiral conveying blade arranged on the second rotating shaft and a feeding hopper arranged on one side of the top end of the outer shell.
Preferably, the filter screen passes through the telescopic link activity and sets up in the inside of exhaust chamber, telescopic link drive filter screen vibrates from top to bottom.
Preferably, the telescopic link includes that outer tube, elasticity reset, slider and interior pole, the outer tube is fixed on the inside wall of air discharge chamber, the slider slides from top to bottom and sets up the inside at the outer tube, elasticity resets and sets up the top at the slider, interior pole is fixed in the bottom of slider, and the bottom of interior pole extends to the outside of outer tube and with filter screen fixed connection.
Compared with the prior art, the beneficial effects of the utility model are that: the flash evaporation dryer for producing the iron phosphate
(1) The heating plate exchanger and the heating pipe are arranged on the outer side wall of the feeding mechanism, the heating pipe is communicated with the radiating pipe on the outer side wall of the exhaust chamber through the connecting pipe, after the material is cooled by the cooling liquid, the cooling liquid with the increased temperature after heat exchange is introduced into the heating plate to preheat the material, and therefore heat waste can be reduced;
(2) through the inside at the exhaust chamber set up the filter screen, can avoid large granule material to get into cyclone along with the hot gas flow, the top of filter screen is provided with the telescopic link, makes the filter screen vibrate from top to bottom under the effect of hot gas flow, avoids the material joint inside the mesh, influences the exhaust.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
fig. 2 is a schematic view of the structure of the heat dissipation tube of the present invention;
FIG. 3 is a schematic front sectional view of the feeding mechanism of the present invention;
fig. 4 is a schematic view of a cross-sectional structure of the telescopic rod in embodiment 2 of the present invention.
In the figure: 1. a base; 2. a flash drying chamber; 201. an air inlet; 3. an exhaust chamber; 301. an air outlet; 4. a crushing mechanism; 401. a first rotating shaft; 402. crushing the blade; 403. a first drive mechanism; 5. a feeding mechanism; 501. an outer housing; 502. a second rotating shaft; 503. a screw conveying blade; 504. a second drive mechanism; 505. a feed hopper; 6. a heat dissipation mechanism; 601. a heat sink; 602. a radiating pipe; 7. a waste heat recovery mechanism; 701. a connecting pipe; 702. a heating plate; 703. heating a tube; 8. filtering with a screen; 9. a telescopic rod; 901. an outer tube; 902. an elastic reset member; 903. a slider; 904. an inner rod.
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 efforts all belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that the terms "first", "second", etc. are used for descriptive purposes only, and not for specific purposes in order or sequence or to define the present invention, but merely to distinguish components or operations described in the same technical terms, and not to indicate or imply relative importance or implicitly indicate the number of technical features indicated, so that the features defined as "first", "second", etc. may explicitly or implicitly include at least one such feature. To the extent that the term "includes" and any variations thereof are used in either the detailed description or the claims, as well as the appended drawings, this is intended to cover non-exclusive inclusions.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be, for example, a fixed connection or a detachable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-3, the present invention provides an embodiment: the flash evaporation dryer for producing the iron phosphate comprises a base 1, a flash evaporation drying chamber 2 arranged at the top end of the base 1, and an exhaust chamber 3 arranged at the top end of the flash evaporation drying chamber 2 and communicated with the flash evaporation drying chamber 2, wherein a crushing mechanism 4 for crushing materials is arranged in the base 1, the crushing mechanism 4 comprises a first rotating shaft 401 vertically arranged in the flash evaporation drying chamber 2 through a bearing, a first driving mechanism 403 for driving the first rotating shaft 401 to rotate and a plurality of crushing blades 402 arranged on the first rotating shaft 401 in the flash evaporation drying chamber 2, the first driving mechanism 403 is a belt wheel mechanism in the embodiment, the first rotating shaft 401 is driven to rotate through a motor, a belt wheel and a belt, and then the crushing blades 402 are driven to rotate, so that the iron phosphate entering the flash evaporation drying chamber 2 is crushed into small particles;
an air inlet 201 and a feeding mechanism 5 for conveying hot air are respectively arranged on two sides of the flash drying chamber 2, the feeding mechanism 5 is positioned above the air inlet 201, and the air inlet 201 is specifically a blower and a steam heat exchanger (not shown in the figure) for introducing hot air into the flash drying chamber 2;
the feeding mechanism 5 comprises an outer shell 501 horizontally arranged on one side of the flash drying chamber 2, a second rotating shaft 502 rotationally arranged in the outer shell 501 through a second driving mechanism 504, a spiral conveying blade 503 arranged on the second rotating shaft 502 and a feeding hopper 505 arranged on one side of the top end of the outer shell 501, the second driving mechanism 504 can be a driving motor, the driving motor drives the second rotating shaft 502 and the spiral conveying blade 503 to rotate, materials are added into the outer shell 501 from the feeding hopper 505 and then conveyed into the flash drying chamber 2 through the spiral conveying blade 503, and feeding is uniform;
the top end of one side of the exhaust chamber 3 is provided with an air outlet 301, the outer side wall of the exhaust chamber 3 is provided with a heat dissipation mechanism 6 for dissipating heat of materials, the heat dissipation mechanism 6 comprises a heat dissipation fin 601 arranged on the outer side wall of the exhaust chamber 3 and a heat dissipation pipe 602 arranged inside the heat dissipation fin 601, the heat dissipation pipe 602 is of a spiral structure, two ends of the heat dissipation pipe 602 respectively extend to the outer side of the heat dissipation fin 601 and are provided with a liquid inlet and a liquid outlet, the liquid inlet is arranged at the bottom end close to the flash evaporation drying chamber 2, the liquid outlet is arranged at the top end, and when the flash evaporation drying chamber works, cooling liquid is introduced into the heat dissipation pipe 602 to cool the dried materials;
a waste heat recovery mechanism 7 is arranged between the heat dissipation mechanism 6 and the feeding mechanism 5, the waste heat recovery mechanism 7 comprises a heating sheet 702 arranged on the outer side wall of the feeding mechanism 5, a heating pipe 703 arranged inside the heating sheet 702 and a connecting pipe 701 connecting a liquid inlet of the heating pipe 703 with a liquid outlet of the cooling pipe 602, the heating pipe 703 is of a spiral structure, cooling liquid with raised temperature after heat exchange is introduced into the heating pipe 703, materials inside the feeding mechanism 5 are preheated, and heat waste is reduced;
the filter screen 8 is fixedly installed at the top end inside the exhaust chamber 3, and the filter screen 8 is located below the air outlet 301, so that large-particle materials can be prevented from entering the cyclone separator along with hot air flow, and the materials are not uniformly dried.
The working principle is as follows: when the material drying device works, materials are poured into the outer shell 501 from the feeding hopper 505 by opening the switches of the second driving mechanism 504 and the first driving mechanism 403, the second driving mechanism 504 drives the second rotating shaft 502 and the spiral conveying blade 503 to rotate, the materials are conveyed into the flash evaporation drying chamber 2, the first driving mechanism 403 drives the first rotating shaft 401 and the crushing blade 402 to rotate, the materials are crushed into small particles, hot air is introduced into the base 1 through the air inlet 201, the crushed small particle materials are dried and dehydrated by the hot air and then ascend with the hot air flow to enter the exhaust chamber 3, large, uncrushed and completely crushed materials can be filtered through the filter screen 8, cooling liquid is introduced into the radiating pipe 602 to cool the materials, after heat exchange, the cooling liquid in the radiating pipe 602 rises, the materials enter the heating pipe 703 through the connecting pipe 701 to preheat the next materials needing to be dried, the waste of heat is reduced, and the materials after the drying is finished are recycled through the cyclone separator at the air outlet 301 and the dust remover.
Example 2
Referring to fig. 4, the difference between the present embodiment and the present embodiment is: the filter screen 8 is movably arranged inside the exhaust chamber 3 through an expansion link 9, the expansion link 9 drives the filter screen 8 to vibrate up and down, a plurality of expansion links 9 are arranged and uniformly arranged at the top end of the filter screen 8, the expansion link 9 comprises an outer pipe 901, an elastic reset piece 902, a slider 903 and an inner rod 904, the outer pipe 901 is fixed on the inner side wall of the exhaust chamber 3, the slider 903 is arranged inside the outer pipe 901 in a sliding manner up and down, the elastic reset piece 902 is arranged at the top end of the slider 903, the elastic reset piece 902 can be specifically a spring, the inner rod 904 is fixed at the bottom end of the slider 903, the bottom end of the inner rod 904 extends to the outside of the outer pipe 901 and is fixedly connected with the filter screen 8, when hot air rises, the filter screen 8 is impacted, the inner rod 904 and the slider 903 are driven to slide upwards, the elastic reset piece 902 is compressed, when the filter screen 8 stops working, the filter screen 8 is reset under the elastic action of the elastic reset piece 902, so that materials adhered to the filter screen 8 can vibrate and fall off, avoid the mesh of filter screen 8 to block up, influence the exhaust.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. Flash drying machine for producing ferric phosphate, including base (1), flash drying chamber (2) of setting on base (1) top, set up on flash drying chamber (2) top and rather than exhaust chamber (3) of intercommunication, the inside of base (1) is provided with broken mechanism (4) of breaing up the material, the both sides of flash drying chamber (2) are provided with air intake (201) and feed mechanism (5) that are used for carrying hot-blast respectively, the top of exhaust chamber (3) one side is provided with air outlet (301), its characterized in that: be provided with on the lateral wall of air discharge chamber (3) and be used for radiating heat dissipation mechanism (6) of material, and be provided with waste heat recovery mechanism (7) between heat dissipation mechanism (6) and feed mechanism (5), the inside top of air discharge chamber (3) is provided with filter screen (8), and filter screen (8) are located the below of air outlet (301).
2. The flash dryer for producing iron phosphate according to claim 1, characterized in that: the heat dissipation mechanism (6) comprises a heat dissipation fin (601) arranged on the outer side wall of the exhaust chamber (3) and a heat dissipation pipe (602) arranged inside the heat dissipation fin (601), and liquid inlets and liquid outlets are formed in the two ends of the heat dissipation pipe (602) and extend to the outer side of the heat dissipation fin (601) respectively.
3. The flash dryer for producing iron phosphate according to claim 2, characterized in that: the waste heat recovery mechanism (7) comprises a heating sheet (702) arranged on the outer side wall of the feeding mechanism (5), a heating pipe (703) arranged inside the heating sheet (702), and a connecting pipe (701) for connecting a liquid inlet of the heating pipe (703) with a liquid outlet of the cooling pipe (602).
4. The flash dryer for producing iron phosphate according to claim 1, characterized in that: the crushing mechanism (4) comprises a first rotating shaft (401) vertically installed inside the flash drying chamber (2), a first driving mechanism (403) for driving the first rotating shaft (401) to rotate and a plurality of crushing blades (402) installed on the first rotating shaft (401) inside the flash drying chamber (2).
5. The flash dryer for producing iron phosphate according to claim 1, characterized in that: the feeding mechanism (5) comprises an outer shell (501) horizontally arranged on one side of the flash drying chamber (2), a second rotating shaft (502) rotatably arranged inside the outer shell (501) through a second driving mechanism (504), a spiral conveying blade (503) arranged on the second rotating shaft (502) and a feeding hopper (505) arranged on one side of the top end of the outer shell (501).
6. The flash dryer for producing iron phosphate according to claim 1, characterized in that: the filter screen (8) is movably arranged in the exhaust chamber (3) through a telescopic rod (9), and the telescopic rod (9) drives the filter screen (8) to vibrate up and down.
7. The flash dryer for producing iron phosphate according to claim 6, characterized in that: the telescopic rod (9) comprises an outer pipe (901), an elastic reset piece (902), a sliding block (903) and an inner rod (904), the outer pipe (901) is fixed on the inner side wall of the exhaust chamber (3), the sliding block (903) is arranged in the outer pipe (901) in a vertical sliding mode, the elastic reset piece (902) is arranged at the top end of the sliding block (903), the inner rod (904) is fixed at the bottom end of the sliding block (903), and the bottom end of the inner rod (904) extends to the outside of the outer pipe (901) and is fixedly connected with the filter screen (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220591350.XU CN217330519U (en) | 2022-03-18 | 2022-03-18 | Flash evaporation dryer for producing iron phosphate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220591350.XU CN217330519U (en) | 2022-03-18 | 2022-03-18 | Flash evaporation dryer for producing iron phosphate |
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| Publication Number | Publication Date |
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| CN217330519U true CN217330519U (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220591350.XU Active CN217330519U (en) | 2022-03-18 | 2022-03-18 | Flash evaporation dryer for producing iron phosphate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115451658A (en) * | 2022-09-01 | 2022-12-09 | 德州凯密迪化工有限公司 | Flash distillation desiccator is used in calcium hypochlorite processing production |
| CN116379712A (en) * | 2023-06-05 | 2023-07-04 | 昌邑森汇新材料有限公司 | Drying equipment is used in spherical graphite production |
-
2022
- 2022-03-18 CN CN202220591350.XU patent/CN217330519U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115451658A (en) * | 2022-09-01 | 2022-12-09 | 德州凯密迪化工有限公司 | Flash distillation desiccator is used in calcium hypochlorite processing production |
| CN116379712A (en) * | 2023-06-05 | 2023-07-04 | 昌邑森汇新材料有限公司 | Drying equipment is used in spherical graphite production |
| CN116379712B (en) * | 2023-06-05 | 2023-08-15 | 昌邑森汇新材料有限公司 | Drying equipment is used in spherical graphite production |
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