CN213066865U - High organic waste liquid thin layer drying equipment that contains salt - Google Patents
High organic waste liquid thin layer drying equipment that contains salt Download PDFInfo
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- CN213066865U CN213066865U CN202021806347.2U CN202021806347U CN213066865U CN 213066865 U CN213066865 U CN 213066865U CN 202021806347 U CN202021806347 U CN 202021806347U CN 213066865 U CN213066865 U CN 213066865U
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Abstract
The utility model discloses a high salt organic waste liquid thin layer drying equipment, including material receiving block A and material receiving block B, material receiving block A and material receiving block B are inside to be provided with the dwang, there is the clearance between material receiving block A and the material receiving block B, and this clearance is adjustable, be provided with the spray nozzle directly over the clearance between material receiving block A and the material receiving block B, spray nozzle one side is provided with the conveying pipeline, the spray nozzle upper end is provided with wet waste gas collection cover, wet waste gas collection cover middle part is provided with the waste gas breather pipe, the clearance outside whole body between material receiving block A and the material receiving block B is provided with the weir plate, material receiving block A and material receiving block B lower extreme are provided with the salt sediment discharge gate, one side that material receiving block A and material receiving block B kept away from each other all is provided with the scraper; the utility model discloses a spray nozzle upper portion feeding mode is different from the mode of current desiccator lower part feed, has solved the material membrane inequality and is not suitable for the dry shortcoming of the lower material of wall sticking nature.
Description
Technical Field
The utility model relates to a dry technical field specifically is a high organic waste liquid thin layer drying equipment that contains salt.
Background
The high-salt organic waste liquid generally refers to waste liquid with COD of more than 10,000 mg.L < -1 > and salt content of more than 20,000 mg.L < -1 >, is mainly derived from concentrated mother liquid and membrane separation working sections of fine chemical industries such as pesticide, medicine, coal chemical industry and the like, and belongs to organic industrial waste liquid which is extremely difficult to treat. At present, most waste production enterprises adopt processes such as triple effect evaporation for pretreatment, and further produce a large amount of industrial waste salt. However, the multi-effect evaporation operation temperature is 100-200 ℃, and the gasification temperature of macromolecular organic matters in the waste liquid is not reached, so that most of organic poisons in the original waste liquid still exist in the waste salt slag, and the waste salt slag needs to be treated according to dangerous waste;
the traditional technology uses evaporative crystallization to treat the high-salt organic waste liquid, the evaporative crystallization is carried out at a relatively low temperature, although the biodegradability of the high-salt organic waste liquid can be improved by adopting the evaporative crystallization technology, the existence of overhigh organic matters can cause the foaming of feed liquid and influence the normal evaporation, in addition, the viscosity of the high-boiling organic matters is increased along with the evaporation, the heat exchange efficiency is reduced finally, and the evaporation is difficult to carry out;
the traditional technology adopts a rotary cylinder and a scraper for drying, but the material film sprayed on the outer surface of the cylinder is not uniform, is not suitable for drying substances with lower viscosity, and has poor drying effect;
the utility model discloses a high organic waste liquid thin layer drying equipment that contains salt for solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high organic waste liquid thin layer drying equipment that contains salt to solve the problem that proposes in the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme: a high-salt organic waste liquid thin layer drying device comprises a material receiving block A and a material receiving block B, wherein the material receiving block A and the material receiving block B are of a rotary cylindrical structure with a jacket inside, heat conducting oil is introduced into the jacket to supply heat as a heat source medium, a heat supply medium outlet is sealed by a tetrafluoroethylene sealing ring, the rotating speeds of the material receiving block A and the material receiving block B are 4-10 r/min, rotating rods are arranged inside the material receiving block A and the material receiving block B, one end of each rotating rod is further provided with a speed reduction transmission device, the speed reduction transmission device adopts the prior art, the speed reduction transmission device is meshed through a pair of gears with the same modulus and the same number of teeth to enable the material receiving block A and the material receiving block B to rotate relatively, the rotating rods are driven by a stepless speed regulating mechanism through the prior art to rotate at a certain rotating speed, the material receiving block A and the material, the device is characterized in that a gap is arranged between the material receiving block A and the material receiving block B, the gap is adjustable, the gap between the material receiving block A and the material receiving block B is controlled by a pair of meshing wheels with pitch circle diameters consistent with or close to the outer diameter of a cylinder body, a spraying nozzle is arranged right above the gap between the material receiving block A and the material receiving block B, a material conveying pipe is arranged on one side of the spraying nozzle, a wet waste gas collecting cover is arranged at the upper end of the spraying nozzle, a waste gas ventilating pipe is arranged in the middle of the wet waste gas collecting cover and finally introduced into a secondary combustion chamber of a burning furnace for burning treatment so as to thoroughly eliminate organic waste gas generated in the thin layer drying process, weir plates are arranged on the periphery of the gap between the material receiving block A and the material receiving block B, the weir plates prevent high-content organic waste liquid from leaking in a salt residue discharging port, and salt residue discharging ports are arranged at the lower ends, one side that connects material piece A and connect material piece B to keep away from each other all is provided with the scraper, the scraper lower extreme is provided with bearing structure, connect through revolute pair between scraper and the bearing structure, revolute pair mainly used adjusts the scraper and connects material piece A and connect material piece B surface to become certain angle.
Preferably, the outer surfaces of the material receiving block A and the material receiving block B are plated with hard chrome, the hardness of the outer surfaces of the material receiving block A and the material receiving block B reaches HRC60-65, and the outer surfaces of the material receiving block A and the material receiving block B are ensured to be rubbed by a scraper for a long time, so that the surface abrasion is small, and the service life is long.
Preferably, the gap distance between the material receiving block A and the material receiving block B is 0.5-1 mm.
Preferably, the diameter of the cylinder body of the material receiving block A and the cylinder body of the material receiving block B are 0.5-2 m, and the length-diameter ratio is 1.5-2.
Preferably, the wet waste gas collecting cover, the spraying nozzle, the material receiving block A and the material receiving block B are arranged in a closed space, and a negative pressure state is kept in the closed space.
Preferably, a gap is reserved between the outer surfaces of the material receiving block A and the material receiving block B and the edge of the scraper, the scraper has enough rigidity and self sealing performance and can be quickly and conveniently assembled and disassembled, a clamping tool of the scraper is a flexible clamp, after the scraper is adjusted, if the load of the scraper changes, the state change and the deflection change of the outer surfaces of the material receiving block A and the material receiving block B can be automatically compensated, and the included angle between the scraper and a horizontal axis is 30-45 degrees.
Preferably, wet waste gas collection cover is passed to conveying pipeline one side, the conveying pipeline with spray the nozzle intercommunication, the peristaltic pump is connected to one side that the spray nozzle was kept away from to the conveying pipeline, high salt organic waste liquid is in the conveying pipeline by the peristaltic pump, again by spray the nozzle evenly spray connect material piece A and connect the material piece B surface.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
1. compared with the existing evaporation concentration crystallization device, the device has high heat transfer efficiency, high concentration rate of the drying process and continuous operation, when the existing evaporation concentration crystallization device is dried, the feed liquid foams due to overhigh organic matter content, the normal evaporation is influenced, the viscosity of the high-boiling-point organic matter is increased along with the proceeding of the evaporation, the heat exchange efficiency is reduced finally, and the evaporation is difficult to be carried out; the device combines a drying mode of introducing heat-conducting oil into the cylindrical barrel with a technology of spraying on the outer surface of the cylindrical barrel, and is internal heating conduction type rotary drying equipment, wet materials obtain heat transferred in a heat-conducting mode on the outer wall of the cylindrical barrel, moisture is removed, and the required wet water content is achieved;
2. the utility model discloses compare with the dry device of traditional scraper blade, adopt and spray nozzle upper portion feeding mode, solved the uneven shortcoming that just is not suitable for the lower material of wall sticking nature of current desiccator lower part feed mode material membrane, solved current desiccator feed liquid moreover and take place the feed liquid sputter in connecing the outer wall of material piece, reduce the defect of material drying effect.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of the thin layer drying equipment for organic waste liquid with high salt content;
fig. 2 is a schematic rotation diagram of the material receiving block a and the material receiving block B of the present invention;
fig. 3 is a schematic view of the inventive material film being scraped by a scraper.
In the figure: 1. a salt residue discharge hole; 2. a support structure; 3. a revolute pair; 4. a scraper; 5. a material receiving block A; 6. a rotation transmission mechanism; 7. a delivery pipe; 8. a wet exhaust gas collection hood; 9. a spray nozzle; 10. a waste gas vent pipe; 11. a material receiving block B; 12. a weir 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.
Example (b): referring to fig. 1, the present invention provides a technical solution: a high-salt organic waste liquid thin layer drying device comprises a material receiving block A5 and a material receiving block B11, wherein the material receiving block A5 and the material receiving block B11 are of a rotary cylindrical structure with a jacket inside, heat conducting oil is introduced into the jacket to supply heat as a heat source medium, a heat supply medium outlet is sealed by a tetrafluoroethylene sealing ring, the rotating speeds of the material receiving block A5 and the material receiving block B11 are 4r/min, a rotating rod 6 is arranged inside the material receiving block A5 and the material receiving block B11, one end of the rotating rod 6 is also provided with a speed reduction transmission device, the speed reduction transmission device adopts the prior art, the speed reduction transmission device is meshed through a pair of gears with the same modulus and tooth number to enable the material receiving block A5 and the material receiving block B11 to relatively rotate, the rotating rod 6 is driven by a stepless speed regulation mechanism to rotate at a certain rotating speed by the prior art, the rotating directions of the material receiving block A5 and the material receiving block B, the gap between the material receiving block A5 and the material receiving block B11 is adjusted by controlling a pair of meshing wheels with pitch circle diameters consistent with or close to the outer diameter of a cylinder, a spraying nozzle 9 is arranged right above the gap between the material receiving block A5 and the material receiving block B11, a material conveying pipe 7 is arranged on one side of the spraying nozzle 9, a wet waste gas collecting hood 8 is arranged at the upper end of the spraying nozzle 9, a waste gas vent pipe 10 is arranged in the middle of the wet waste gas collecting hood 8, the waste gas vent pipe 10 is finally introduced into a secondary combustion chamber of a burning furnace for burning treatment so as to thoroughly eliminate organic waste gas generated in the thin layer drying process, a weir plate 12 is arranged on the periphery of the gap between the material receiving block A5 and the material receiving block B11, the weir plate 12 prevents high-salt-containing organic waste liquid from leaking into a salt slag discharge port 5631, salt slag discharge ports 1 are arranged at the lower ends of the material receiving block A357 and the material receiving block B11, scrapers 4 are arranged on, the lower end of the scraper 4 is provided with a supporting structure 2, the scraper 4 is connected with the supporting structure 2 through a rotating pair 3, and the rotating pair 3 is mainly used for adjusting the scraper 4 to form a certain angle with the outer surfaces of the material receiving block A5 and the material receiving block B11.
Hard chrome is plated on the outer surfaces of the material receiving block A5 and the material receiving block B11, the hardness of the outer surfaces of the material receiving block A5 and the material receiving block B11 reaches HRC60-65, and the material receiving block A5 and the material receiving block B11 are ensured to be abraded by the scraper 4 for a long time, so that the surface abrasion is small, and the service life is long.
The gap distance between the material receiving block A5 and the material receiving block B11 is 0.7 mm.
The diameter of the cylinder body of the material receiving block A5 and the material receiving block B11 is 1m, and the length-diameter ratio is 1.5.
The wet waste gas collecting cover 8, the spraying nozzle 9, the material receiving block A5 and the material receiving block B11 are arranged in the closed space, and the closed space is kept in a negative pressure state.
Gaps are reserved between the outer surfaces of the material receiving block A5 and the material receiving block B11 and the cutting edge of the scraper 4, the scraper 4 has enough rigidity and self sealing performance and can be quickly and conveniently installed and removed, a clamping tool of the scraper 4 is a flexible clamp, after the scraper 4 is adjusted, if the load of the scraper 4 changes, the state change and the deflection change of the outer surfaces of the material receiving block A5 and the material receiving block B11 can be automatically compensated, and the included angle between the scraper 4 and the horizontal axis is 40 degrees.
One side of the conveying pipe 7 penetrates through the wet waste gas collecting cover 8, the conveying pipe 7 is communicated with the spraying nozzle 9, one side, far away from the spraying nozzle 9, of the conveying pipe 7 is connected with the peristaltic pump, organic waste liquid with high salt content is pumped into the conveying pipe 7 through the peristaltic pump, and then is uniformly sprayed on the outer surfaces of the material receiving block A5 and the material receiving block B11 through the spraying nozzle 9.
The utility model discloses a theory of operation: the organic waste liquid with high salt content to be treated is fed into a spraying nozzle 9 type distributor through a conveying pipe 7 by a peristaltic pump, the organic waste liquid with high salt content sprayed by the spraying nozzle 9 is sprayed out and then stored in a gap between a material receiving block A5 and a material receiving block B11, a weir plate 12 is arranged in the gap between the material receiving block A5 and the material receiving block B11 in the length direction of a cylinder for stopping materials, the material receiving block A5 and the material receiving block B11 rotate at a set rotating speed under the action of a rotating rod 6, the material receiving block A5 slowly rotates anticlockwise, the material receiving block B11 slowly rotates clockwise, the liquid distribution work can be completed when the material receiving block A5 and the material receiving block B11 rotate from the gap between the material receiving block A5 and the material receiving block B11, at the moment, a heat conducting oil film with high salt content is attached to the surfaces of the material receiving block A5 and the material receiving block B11, the heat of the organic waste liquid with high salt content is transferred to the organic, the thermal efficiency is high, the heating is uniform, so that the moisture is lost quickly, and the organic waste with low pyrolysis gasification temperature is evaporated along with the moisture;
meanwhile, the heat transfer and mass transfer processes of the wet material film on the outer walls of the material receiving block A5 and the material receiving block B11 are consistent from inside to outside, the temperature gradient is large, so that the surface of the material film keeps high evaporation strength, the whole thin-layer drying process is accelerated, the gradually dried high-salt organic waste liquid material film reaches the scraper 4 after rotating for a circle along with the material receiving block A5 and the material receiving block B11, the scraper 4 is movably connected with the supporting structure 2 through the rotating pair 3, a certain angle is formed between the scraper 4 and the surfaces of the material receiving block A5 and the material receiving block B11, the dried material film is subjected to the cutting action of the scraper 4, the dried material film is separated from the surfaces of the material receiving block A5 and the material receiving block B11, the scraped material falls into a salt residue discharge port 1 below, and the collected salt residue is sent into a burning furnace;
and then the material receiving block A5 and the material receiving block B11 continue to rotate, the materials are contacted with the organic waste liquid raw material with high salt content to be treated again to form a film for drying, wet waste gas generated in the whole drying process is collected by a wet waste gas collecting cover 8 and is discharged by a wet waste gas exhaust pipe 10, and finally an induced draft fan leads the wet waste gas into a secondary combustion chamber of the burning furnace for burning treatment.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a high organic waste liquid thin layer drying equipment that contains salt which characterized in that: comprises a material receiving block A (5) and a material receiving block B (11), wherein a rotating rod (6) is arranged inside the material receiving block A (5) and the material receiving block B (11), a gap is formed between the material receiving block A (5) and the material receiving block B (11), the gap is adjustable, a spraying nozzle (9) is arranged right above the gap between the material receiving block A (5) and the material receiving block B (11), a material conveying pipe (7) is arranged on one side of the spraying nozzle (9), a wet waste gas collecting cover (8) is arranged at the upper end of the spraying nozzle (9), a waste gas ventilating pipe (10) is arranged in the middle of the wet waste gas collecting cover (8), a weir plate (12) is arranged on the outer periphery of the gap between the material receiving block A (5) and the material receiving block B (11), a salt slag discharge hole (1) is arranged at the lower ends of the material receiving block A (5) and the material receiving block B (11), and a scraper (4) is arranged on one side which is far away from each, the lower end of the scraper (4) is provided with a supporting structure (2), and the scraper (4) and the supporting structure (2) are connected through a rotating pair (3).
2. The thin-layer drying equipment for the organic waste liquid with high salt content according to claim 1, characterized in that: the outer surfaces of the material receiving block A (5) and the material receiving block B (11) are plated with hard chrome.
3. The thin-layer drying equipment for the organic waste liquid with high salt content according to claim 1, characterized in that: the gap distance between the material receiving block A (5) and the material receiving block B (11) is 0.5-1 mm.
4. The thin-layer drying equipment for the organic waste liquid with high salt content according to claim 1, characterized in that: the diameter of the cylinder body of the material receiving block A (5) and the material receiving block B (11) is 0.5-2 m, and the length-diameter ratio is 1.5-2.
5. The thin-layer drying equipment for the organic waste liquid with high salt content according to claim 1, characterized in that: the wet waste gas collecting cover (8), the spraying nozzle (9), the material receiving block A (5) and the material receiving block B (11) are arranged in the closed space, and the closed space is kept in a negative pressure state.
6. The thin-layer drying equipment for the organic waste liquid with high salt content according to claim 1, characterized in that: gaps are reserved between the outer surfaces of the material receiving block A (5) and the material receiving block B (11) and the cutting edge of the scraper (4), and the included angle between the scraper (4) and the horizontal axis is 30-45 degrees.
7. The thin-layer drying equipment for the organic waste liquid with high salt content according to claim 1, characterized in that: wet waste gas collection cover (8) is passed to conveying pipeline (7) one side, conveying pipeline (7) and spray nozzle (9) intercommunication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021806347.2U CN213066865U (en) | 2020-08-26 | 2020-08-26 | High organic waste liquid thin layer drying equipment that contains salt |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021806347.2U CN213066865U (en) | 2020-08-26 | 2020-08-26 | High organic waste liquid thin layer drying equipment that contains salt |
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| CN213066865U true CN213066865U (en) | 2021-04-27 |
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| CN202021806347.2U Active CN213066865U (en) | 2020-08-26 | 2020-08-26 | High organic waste liquid thin layer drying equipment that contains salt |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116753717A (en) * | 2023-08-17 | 2023-09-15 | 常州江河干燥设备有限公司 | Intelligent raw material conveying equipment, drying system and method using equipment |
-
2020
- 2020-08-26 CN CN202021806347.2U patent/CN213066865U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116753717A (en) * | 2023-08-17 | 2023-09-15 | 常州江河干燥设备有限公司 | Intelligent raw material conveying equipment, drying system and method using equipment |
| CN116753717B (en) * | 2023-08-17 | 2023-10-20 | 常州江河干燥设备有限公司 | Drying system and drying method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220815 Address after: Room 720-102, Building 2, Zhicheng Park, No. 6 Zhida Road, Jiangbei New District, Nanjing City, Jiangsu Province, 210019 Patentee after: Jiangsu Baihuan Environmental Technology Co., Ltd. Address before: 210000 604, building E1, science and Technology Industrial Park, Nanjing University of technology, No. 15, Wanshou Road, Jiangbei new district, Nanjing City, Jiangsu Province Patentee before: Jiangsu GUHUAN Environmental Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |