CN118993484A - Mud dehydration desiccation device of river course silt of land remediation - Google Patents
Mud dehydration desiccation device of river course silt of land remediation Download PDFInfo
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- CN118993484A CN118993484A CN202411474323.4A CN202411474323A CN118993484A CN 118993484 A CN118993484 A CN 118993484A CN 202411474323 A CN202411474323 A CN 202411474323A CN 118993484 A CN118993484 A CN 118993484A
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- Prior art keywords
- box
- water guide
- guide pipe
- fixedly connected
- sludge
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract 32
- 238000001035 drying Methods 0.000 claims abstract 29
- 239000010802 sludge Substances 0.000 claims abstract 23
- 230000018044 dehydration Effects 0.000 claims abstract 7
- 238000006297 dehydration reaction Methods 0.000 claims abstract 7
- 241000220317 Rosa Species 0.000 claims abstract 5
- 238000001914 filtration Methods 0.000 claims 7
- 238000009434 installation Methods 0.000 claims 6
- 238000007599 discharging Methods 0.000 claims 3
- 238000005192 partition Methods 0.000 claims 3
- 238000007789 sealing Methods 0.000 claims 2
- 238000000926 separation method Methods 0.000 claims 2
- 239000000463 material Substances 0.000 claims 1
- 238000009418 renovation Methods 0.000 claims 1
- 238000005067 remediation Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 1
- 239000002689 soil Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a sludge dewatering and drying device for river sludge for land remediation, which relates to the technical field of sludge treatment and comprises a drying structure, wherein the drying structure comprises a drying box and a conveying assembly, and one side of the conveying assembly is provided with a guide plate; install the dehydration structure on the desiccation case, the dehydration structure includes rose box, division board and collection flow box, be provided with mud water conservancy diversion subassembly between rose box and the collection flow box, mud water conservancy diversion subassembly and desiccation box subassembly are provided with rivers and collect the subassembly, and desiccation structure and dehydration structure cooperation carry out the cubic dewatering to mud, increase through the dehydration dynamics and carry out multiple pressurization dewatering to mud, improve the speed of mud dehydration, guarantee the clean of dewatering, can adapt to the desiccation dehydration of the high mud of moisture content in the river course in the soil remediation process.
Description
Technical Field
The invention relates to the technical field of sludge treatment, in particular to a sludge dewatering and drying device for river sludge for land remediation.
Background
In land remediation work, river channel remediation is an important project, dredging and finishing of a river channel are inevitably carried out in the river channel remediation process, and smoothness of the river channel is guaranteed; however, the medium and small river channel has the characteristics of easy pollution, small water environment capacity, poor self-cleaning capability of water bodies and the like, and is easy to become the receptor of resident domestic sewage, rainwater and garbage, thereby causing a great deal of consumption of dissolved oxygen in the water bodies, causing the water bodies to lack oxygen and be in a black and odorous state, and the sludge also has a great deal of odor bacteria, and is not suitable for directly piling up the shoreside for tree planting and soil fixation although the nutrient substances are rich.
So can concentrate the back with river course silt, use various equipment to handle, for example the invention of current patent application number 201910338923.0 discloses a mud dehydration desiccation device, including handling case, division board, desiccation mechanism, air heater, material conveying mechanism and dehydration mechanism, the interior evenly distributed of handling case has a plurality of division boards, division board all with handling case fixed connection, all be equipped with desiccation mechanism between two adjacent division boards, the lower part of handling case is equipped with material conveying mechanism, the top of desiccation mechanism all corresponds and is equipped with dehydration mechanism.
Taking the drying equipment as an example, the sludge is dehydrated by adopting the heating and drying principle, but the high water content in the river sludge leads to slow dehydration speed of the drying and dehydration treatment, long processing period and high treatment cost.
Disclosure of Invention
The invention aims to provide a sludge dewatering and drying device for river sludge for land remediation, which aims to solve the problems that the dewatering speed of the drying and dewatering treatment is low, the processing period is long and the treatment cost is increased due to the high water content in the river sludge in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the sludge dewatering and drying device for the river sludge for land remediation comprises a drying structure, wherein the drying structure comprises a drying box and a conveying assembly, and one side of the conveying assembly is provided with a guide plate; install the dehydration structure on the mummification case, the dehydration structure includes rose box, division board and collection flow box, be provided with mud water conservancy diversion subassembly between rose box and the collection flow box, mud water conservancy diversion subassembly and mummification case subassembly are provided with rivers and collect the subassembly, inside sliding connection of rose box has the header tank, the equal fixedly connected with filter piece of header tank both sides one of them filter piece one side fixedly connected with pneumatic cylinder, header tank and rivers collect the subassembly intercommunication.
Preferably, the drying box bottom is fixedly connected with a plurality of supporting legs, the bin outlet is arranged on one side, away from the collecting box, of the drying box, and one end of the material guide plate penetrates through the bin outlet and extends to the outer side of the drying box.
Preferably, the conveying assembly comprises a positive motor I and a conveying belt I, the conveying belt I is arranged inside a drying box, driving rollers I are arranged on two sides of the conveying belt I, two driving rollers I are respectively rotatably connected with the drying box at two ends, the positive motor I is fixedly arranged on the outer side of the drying box, an output end of the positive motor I is fixedly connected with one driving roller I, a stripper plate is fixedly connected with the bottom of the partition plate, the bottom of the stripper plate is attached to the conveying belt I, the stripper plate is fixedly connected with the bottom of the partition plate, and the stripper plate is attached to the conveying belt I, so that dried sludge is separated from the conveying belt I and falls onto the guide plate under the action of the conveying belt I.
Preferably, the conveying assembly comprises a positive and negative motor II and a conveying belt II, the conveying belt II is arranged inside the drying box, two driving rollers II are arranged inside the conveying belt II, two ends of each driving roller II are rotationally connected with the drying box, the positive and negative motor II is fixedly arranged on the outer side of the drying box, and the output end of the positive and negative motor II is fixedly connected with one of two ends of each driving roller II.
Preferably, one side that the second top of conveyer belt is close to the collection flow box is provided with the turning roll, and the turning roll that the drying box rotated and is connected warp conveyer belt two part, has great space between conveyer belt two and the conveyer belt one on the turning roll position, the turning roll rotates with the drying box to be connected, collection flow box bottom fixedly connected with row material return bend, row material return bend sets up to V-arrangement and one end extends to conveyer belt two top one side, and conveyer belt one anticlockwise rotation, and conveyer belt two clockwise rotation plays the effect of carrying mud, and two drive rollers are two high one and are low to be set up, and the drive roller that is close to the collection flow box is located the bottom, and the turning roll warp conveyer belt two part, so the interval distance row material return bend between conveyer belt one and the conveyer belt two is more far and the interval is less, and mud is extruded the dehydration by lower conveying equipment and upper conveying equipment conveying in-process.
Preferably, the division board sets up in conveying assembly top and with mummification case fixed connection, the pneumatic cylinder outer wall sets up in the rose box is outside, fixedly connected with a plurality of fixed risers between pneumatic cylinder outer wall and the division board, rose box one side fixedly connected with seal cover, pneumatic cylinder piston end runs through the seal cover.
Preferably, the sludge diversion assembly comprises two first guide pipe fittings and two second guide pipe fittings, wherein the first guide pipe fittings are fixedly communicated with the filter box, the second guide pipe fittings are fixedly communicated with the confluence box, one end of each first guide pipe fitting and one end of each second guide pipe fitting are fixedly connected with a first mounting ring, two same sides of each second guide pipe fitting are fixedly connected with a first guide pipe fitting and a second filter element between the first mounting rings, one first guide pipe fitting, one second guide pipe fitting and the second filter element between the first guide pipe fitting and the second guide pipe fitting form a sludge movement channel, when the water collecting box moves right, sludge inside the filter box is extruded to enter the confluence box through the sludge movement channel, the first guide pipe fittings are arranged on the outer sides of the second filter elements, the bottoms of the outer sides of the first guide pipe fittings are fixedly connected with a third guide pipe fitting, and the fourth guide pipe fittings are fixedly connected between the third guide pipe fittings.
Preferably, the sludge diversion assembly comprises three filtering pieces III, wherein the two ends of the filtering pieces III are fixedly connected with a mounting ring II, a water guide pipe piece II is sleeved on the outer side of the filtering pieces III, the two ends of the water guide pipe piece II are fixedly connected with the mounting ring II and close to the mounting ring II of the confluence box and fixedly communicated with the confluence box, the filtering pieces III and the material guide pipe piece III form a sludge flow channel between the filtering box and the confluence box, when the water collection box moves left, sludge in the filtering box is extruded to enter the confluence box through the sludge flow channel, the sludge is far away from the mounting ring II end of the confluence box and fixedly connected with a material guide pipe piece III, the material guide pipe piece III is fixedly communicated with the filtering box, a feed hopper is fixedly connected to the top of the filtering box, the three outer side bottoms of the water guide pipe piece II are fixedly connected with a water guide pipe piece V, water temporarily stored in the water guide pipe piece II enters the water guide pipe piece V through the water guide pipe piece V, the sludge diversion assembly carries out secondary water filtration in the sludge diversion process, and water collection is conducted by the sludge diversion assembly, and the collected by the water drainage assembly.
Preferably, the water flow collecting assembly comprises a water guide pipe fitting seven, the water guide pipe fitting seven is fixedly connected to the bottom of the drying box, a water guide groove I is formed in the top of the water guide pipe fitting seven, a water guide groove II is formed in the bottom of the drying box, the water guide groove II is arranged at the top of the water guide groove I, water guide pipe fittings six are fixedly connected to two sides of the water guide pipe fitting seven, and the water guide pipe fittings six are fixedly communicated with the water guide pipe fittings four.
Preferably, the water flow collecting assembly comprises a water guide pipe eight and a water guide pipe nine, wherein the water guide pipe eight is fixedly communicated with one of six outer sides of the water guide pipe, one end of the water guide pipe extends to the top of the partition plate in a penetrating mode, one end of the water guide pipe extends to the inside of the filter box and is fixedly connected with the filter element, the mounting ring three is fixedly connected with one end of the water guide pipe and the other end of the water guide pipe, the telescopic pipe is fixedly connected between the mounting ring three, and the filter box is fixedly mounted on the top of the partition plate.
Compared with the prior art, the invention has the beneficial effects that:
1. According to the application, the drying structure and the dewatering structure are matched to carry out three times of dewatering on the sludge, the sludge is subjected to multiple times of pressurized dewatering by progressively increasing the dewatering strength, the dewatering speed of the sludge is improved, the dewatering cleanliness is ensured, and the sludge dewatering device can be suitable for the drying dewatering treatment of the sludge with high water content in a river channel in the land remediation process.
2. According to the application, the water flow trapped by the dewatering structure during the twice filtration of the sludge and the water extruded from the sludge during the operation of the drying structure are collected into the water guide pipe fitting seven, and the water flow generated by the sludge dewatering and drying device for the three times dewatering and drying of the sludge is collected into the water guide pipe fitting seven by the water flow collecting assembly and then discharged, so that the water in the sludge is conveniently collected and treated in a diversity manner, and the sewage recovery difficulty is reduced.
3. According to the sludge drying device, sludge is extruded and dehydrated in the conveying process of the lower conveying equipment and the upper conveying equipment, a discharge hole is formed in one side, far away from the confluence box, of the drying box, as shown in the figure, the lower end of the guide plate penetrates through the discharge hole and extends to the outer side of the drying box, one end of the guide plate is obliquely oriented to be attached to one end of the conveying belt II, dried sludge is separated from the conveying belt II under the action of the guide plate, a stripping plate fixedly connected with the bottom of the partition plate is attached to the conveying belt I, dried sludge is separated from the conveying belt I under the action of the conveying belt I and falls onto the guide plate, and dried sludge leaves the inside of the drying box under the action of the obliquely arranged guide plate, so that sludge drying is completed.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a partial structure of the drying box of the present invention;
FIG. 3 is a schematic view of the structure of the stripper plate of the present invention;
FIG. 4 is a schematic diagram of the structure of the filter box of the present invention;
FIG. 5 is a schematic view of a partial structure of a second water guiding pipe fitting according to the present invention;
FIG. 6 is a schematic view of a part of a first water guiding pipe of the present invention;
FIG. 7 is a schematic view of a fourth embodiment of the present invention;
FIG. 8 is an enlarged view of the structure A of FIG. 7 in accordance with the present invention;
FIG. 9 is a schematic view of a water conduit eight according to the present invention;
FIG. 10 is an enlarged view of the portion B of FIG. 9 in accordance with the present invention;
FIG. 11 is a schematic view of a structure of a water guiding pipe nine according to the present invention;
FIG. 12 is a schematic view of a part of the structure of the filter box of the present invention;
fig. 13 is a schematic structural view of a drying structure according to the present invention.
Reference numerals in the drawings: 1. a drying structure; 11. a drying box; 12. support legs; 13. a discharge port; 14. a material guide plate; 15. a positive and negative motor I; 16. a first driving roller; 17. a first conveyer belt; 18. a positive and negative motor II; 19. a second driving roller; 110. a second conveyer belt; 111. a direction-changing roller; 112. a stripper plate; 2. a dewatering structure; 21. a feed hopper; 22. a filter box; 23. a water collection tank; 24. a first filter element; 25. a pneumatic cylinder; 26. sealing sleeve; 27. fixing a vertical plate; 28. a partition plate; 29. a first material guiding pipe piece; 210. a first mounting ring; 211. a first water guide pipe; 212. a second material guiding pipe piece; 213. a second filtering piece; 214. a junction box; 215. a second mounting ring; 216. a third filtering piece; 217. a material guiding pipe part III; 218. a second water guide pipe; 219. a discharge elbow; 220. a water guide pipe; 221. a water guide pipe piece IV; 222. a water guide pipe; 223. a water guide pipe member six; 224. a water guide pipe fitting seven; 225. a water diversion groove I; 226. a water guide pipe eighth; 227. a third mounting ring; 228. a telescopic tube; 229. a water guide pipe piece nine; 230. and a water diversion groove II.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples: as shown in fig. 1-13, the invention provides a technical scheme of a sludge dewatering and drying device for river sludge for land reclamation, which comprises a drying structure 1, wherein the drying structure 1 comprises a drying box 11 and a conveying assembly, and one side of the conveying assembly is provided with a guide plate 14; the drying box 11 is provided with a dewatering structure 2, the dewatering structure 2 comprises a filter box 22, a partition plate 28 and a converging box 214, a sludge diversion assembly is arranged between the filter box 22 and the converging box 214, the sludge diversion assembly and the drying box 11 assembly are provided with water flow converging assemblies, the filter box 22 is internally and slidably connected with a water collecting tank 23, two sides of the water collecting tank 23 are fixedly connected with filter elements I24, one side of one filter element I24 is fixedly connected with a pneumatic cylinder 25, and the water collecting tank 23 is communicated with the water flow converging assemblies.
When the sludge dewatering and drying device consisting of the drying structure 1 and the dewatering structure 2 is applied to sludge treatment in a land reclamation project, the feed hopper 21 in the dewatering structure 2 is used for receiving sludge, the sludge enters the filter box 22 fixedly communicated with the bottom of the feed hopper 21 through the feed hopper 21, and at the moment, the pneumatic cylinder 25 in the dewatering structure 2 is controlled to work;
And the two sides of the water collection tank 23 which is in sliding connection with the inside of the filter tank 22 are fixedly connected with the first filter element 24, wherein one filter element 24 is fixedly connected with the piston end of the pneumatic cylinder 25, as shown in fig. 11, so that the working pneumatic cylinder 25 pulls the first filter element 24 and the water collection tank 23 to move left and right in the inside of the filter tank 22.
In the process of moving the water collection tank 23 left and right, as the feed hopper 21 infuses sludge to the position, close to the middle, of the filter tank 22, partial sludge in the filter tank 22 is extruded in the process of moving the water collection tank 23 left and right, water in the sludge passes through the first filter element 24 and then enters the water collection tank 23, one end of the water guide pipe element nine 229 in the water flow collecting assembly extends into the filter tank 22 and is fixedly connected with one of the first filter elements 24, as shown in fig. 11, hydraulic pressure required by water discharge in the water collection tank 23 through the first filter element 24 is far smaller than hydraulic pressure required by water entering the water guide pipe element nine 229, so that the water in the water collection tank 23 enters the water guide pipe element nine 229 to be collected and guided by the water flow collecting assembly, and the water in the sludge is separated and collected; and in the water flow collecting assembly, one end of the water guide pipe eight 226 and the other end of the water guide pipe nine 229 are fixedly connected with a third mounting ring 227, and a telescopic pipe 228 which can stretch and retract is fixedly connected between the third mounting rings 227, so that when the water collection tank 23 and the first filtering piece 24 move left and right, the water guide pipe nine 229 moves left and right synchronously, the telescopic pipe 228 stretches and contracts, the movement requirement of the water guide pipe nine 229 is met, and meanwhile, the water guide pipe nine 229 still keeps the flow guide function.
One end of each of the first guide pipe fittings 29 in the sludge guide assembly is fixedly communicated with the right end of the filtering box 22, as shown in fig. 4, each of the second guide pipe fittings 212 is fixedly communicated with the converging box 214, one end of each of the first guide pipe fittings 29 and one end of each of the second guide pipe fittings 212 are fixedly connected with a first mounting ring 210, a first water guide pipe fitting 211 and a second filtering piece 213 are fixedly connected between the first mounting rings 210 on the same side, at the moment, one of the first guide pipe fittings 29, one of the second guide pipe fittings 212 and the second filtering piece 213 between the first guide pipe fitting 29 and the second guide pipe fitting 212 form a sludge movement channel, and when the water collecting box 23 moves rightwards, sludge in the filtering box 22 is extruded through the sludge movement channel into the converging box 214; and two ends of three filtering pieces III 216 in the sludge diversion assembly are fixedly connected with a second mounting ring 215, the second mounting ring 215 close to the confluence box 214 is fixedly communicated with the confluence box 214, one end of the second mounting ring 215 far away from the confluence box 214 is fixedly connected with a third material guiding pipe 217, and one end of the third material guiding pipe 217 is fixedly communicated with the left side of the filtering box 22 as shown in fig. 4, so that the filtering pieces III 216 and the third material guiding pipe 217 form a sludge flow channel between the filtering box 22 and the confluence box 214, when the water collecting box 23 moves left, sludge in the filtering box 22 is extruded into the confluence box 214 through the sludge flow channel, so that the sludge entering the filtering box 22 through the feed hopper 21 is guided into the confluence box 214 in the sludge diversion assembly, and finally is discharged to the drying structure 1 through a material guiding bent pipe 219 fixedly connected with the bottom of the confluence box 214.
The first water guide pipe member 211 is disposed outside the second filter member 213, and two ends of the first water guide pipe member 211 are fixedly connected with the first mounting ring 210, and the sludge is still under a larger pressure in the flowing process of the second filter member 213 due to the smaller inner diameter of the second filter member 213, so that the water in the sludge is further discharged, and as shown in fig. 6, the water enters the first water guide pipe member 211 through the second filter member 213 for temporary storage; the second water guide pipe member 218 is sleeved on the outer side of the third filter member 216, two ends of the second water guide pipe member 218 are fixedly connected with the second mounting ring 215, the inner diameter of the third filter member 216 is smaller, the sludge is still subjected to larger pressure in the flowing process in the third filter member 216, as shown in fig. 5, moisture in the sludge is further discharged, and the moisture passes through the third filter member 216 and is temporarily stored in the second water guide pipe member 218; and two water guide pipe fittings three 220 are fixedly connected to the bottoms of the outer sides of the two water guide pipe fittings one 211, the two water guide pipe fittings three 220 are fixedly arranged at two ends of a water guide pipe fitting four 221 in the water flow collecting assembly respectively, as shown in fig. 7, a water guide pipe fitting five 222 is fixedly connected between the bottoms of the outer sides of the three water guide pipe fittings two 218 and the water guide pipe fitting four 221, so that water temporarily stored in the water guide pipe fitting one 211 enters the water guide pipe fitting four 221 through the water guide pipe fitting three 220, water temporarily stored in the water guide pipe fitting two 218 enters the water guide pipe fitting four 221 through the water guide pipe fitting five 222, secondary water filtering is carried out on sludge in the water guide process by the sludge guide assembly, and the filtered water is collected and drained by the water flow collecting assembly.
Meanwhile, a conveying assembly in the drying structure 1 works, a conveying belt I17 in the conveying assembly is arranged in a drying box 11, driving rollers I16 are arranged on two sides in the conveying belt I17, two ends of each driving roller I16 are rotationally connected with the drying box 11, a positive and negative motor I15 is fixedly arranged on the outer side of the drying box 11, the output end of the positive and negative motor I15 is fixedly connected with one end of one driving roller I16, and the positive and negative motor I15, the two driving rollers I16 and the conveying belt I17 form upper conveying equipment, as shown in fig. 13; the conveying assembly comprises a conveying belt II 110, a drying box 11, two driving rollers II 19, a positive motor II 18, a negative motor II 18, a driving roller II 19 and a conveying belt II 110, wherein the conveying belt II 110 is arranged in the drying box 11, the two driving rollers II 19 are arranged in the conveying belt II 110, the two ends of the two driving rollers II 19 are rotationally connected with the drying box 11, the positive motor II 18 is arranged on the outer side of the drying box 11, the output end of the positive motor II 18 is fixedly connected with one end of one driving roller II 19, and the positive motor II 18, the two driving rollers II 19 and the conveying belt II 110 form lower conveying equipment; and a direction-changing roller 111 is arranged on one side of the top of the second conveying belt 110, which is close to the converging box 214 and the discharge bent pipe 219, as shown in fig. 3, the direction-changing roller 111 rotationally connected with the drying box 11 deforms the partial portion of the second conveying belt 110, a larger space exists between the second conveying belt 110 and the first conveying belt 17 at the position of the direction-changing roller 111, the bottom end of the discharge bent pipe 219 inclines towards the direction-changing roller 111, the discharge bent pipe 219 discharges sludge into the space between the second conveying belt 110 and the first conveying belt 17, the lower conveying device and the upper conveying device work, the first conveying belt 17 rotates anticlockwise, the second conveying belt 110 rotates clockwise to convey sludge, the two driving rollers 19 are arranged at a higher level and a lower level, the driving roller 19 close to the converging box 214 is positioned at the bottom, the direction-changing roller 111 deforms the partial portion of the second conveying belt 110, so the distance between the first conveyer belt 17 and the second conveyer belt 110 is longer and the distance is smaller as the distance is further from the discharge bent pipe 219, the sludge is extruded and dewatered in the conveying process of the lower conveyer device and the upper conveyer device, a discharge hole 13 is formed in one side of the drying box 11 away from the converging box 214, as shown in fig. 1, the lower end of the guide plate 14 penetrates through the discharge hole 13 and extends to the outer side of the drying box 11, one end of the guide plate 14 is attached to one end of the second conveyer belt 110, the dried sludge is separated from the second conveyer belt 110 under the action of the guide plate 14, the stripper plate 112 fixedly connected with the bottom of the separation plate 28 is attached to the first conveyer belt 17, the dried sludge is separated from the first conveyer belt 17 under the action of the first conveyer belt 17 and falls onto the guide plate 14, and the dried sludge is separated from the inside the drying box 11 under the action of the obliquely arranged guide plate 14, so that the sludge drying operation is completed.
The water squeezed from the sludge in the working process of the conveying assembly falls to the bottom of the inner cavity of the drying box 11 through the upper gap of the conveying belt II 110, the water guide pipe seven 224 in the water flow collecting assembly is fixedly connected to the bottom of the drying box 11, the water guide groove I225 formed in the top of the water guide pipe seven 224 is arranged at the bottom of the water guide groove II 230 formed in the bottom of the drying box 11, so that the water in the drying box 11 enters the water guide pipe seven 224 through the water guide groove I225, the water guide pipe six 223 is fixedly connected to the two sides of the top of the water guide pipe seven 224, as shown in fig. 7, the two water guide pipe six 223 are fixedly communicated with the water guide pipe four 221, the water in the water guide pipe four 221 enters the water guide pipe seven 224 through the water guide pipe six 223, the water guide pipe eight 226 is fixedly communicated with the outer side of one of the water guide pipe six 223, the water guide pipe nine 229 enters the water guide pipe seven 224 through the water guide pipe six 223, the water guide seven is filtered and trapped by the water guide groove I225 in the drying structure 2 working on the sludge twice, the water guide pipe seven is fixedly connected to the two sides of the water guide pipe seven 223, the water guide pipe seven is squeezed from the sludge is collected by the water guide pipe seven, the water guide pipe seven is drained into the drying device, and the water guide pipe 224 is drained and the water is conveniently recovered after the sludge is dried, and the water is collected in the water guide device is convenient.
And the drying structure 1 and the dewatering structure 2 are matched to carry out three times of dewatering on the sludge, the sludge is subjected to multiple times of pressurized dewatering through progressive increase of dewatering strength, the dewatering speed of the sludge is improved, the dewatering cleanliness is ensured, and the method can be suitable for the drying dewatering treatment of the sludge with high water content in a river channel in the land remediation process.
In addition, as shown in fig. 1, a plurality of supporting legs 12 are fixedly connected to the bottom of the drying box 11, and the drying box 11 is supported by the plurality of supporting legs 12, so that the bottom of a guide plate 14 fixedly installed on the drying box 11 is at a certain distance from the ground, and the requirement of collecting dehydrated sludge by workers is met.
In addition, as shown in fig. 13, the partition plate 28 is disposed at the top of the conveying assembly and is fixedly connected with the drying box 11, the partition plate 28 separates the dewatering structure 2 from the conveying assembly, the outer wall of the pneumatic cylinder 25 is disposed outside the filter box 22, a plurality of fixing risers 27 are fixedly connected between the outer wall of the pneumatic cylinder 25 and the partition plate 28, the outer wall of the pneumatic cylinder 25 is fixed and cannot move, one end of the water guide pipe eight 226 extends to the top of the partition plate 28 through the partition plate 28, and the water guide pipe eight 226 and the partition plate 28 are fixedly mounted together, so that the water guide pipe eight 226 cannot move, and support is provided for shrinkage of the telescopic pipe 228.
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 characteristics 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 (10)
1. The utility model provides a mud dehydration desiccation device of river course silt of land renovation, includes desiccation structure (1), its characterized in that: the drying structure (1) comprises a drying box (11) and a conveying assembly, and a material guide plate (14) is arranged on one side of the conveying assembly; install dewatering structure (2) on desiccation case (11), dewatering structure (2) are including rose box (22), division board (28) and collection flow box (214), be provided with mud water conservancy diversion subassembly between rose box (22) and collection flow box (214), mud water conservancy diversion subassembly and desiccation case (11) subassembly are provided with rivers and collect the subassembly, inside sliding connection of rose box (22) has header tank (23), equal fixedly connected with filter piece (24) in header tank (23) both sides, one of them filter piece one (24) one side fixedly connected with pneumatic cylinder (25), header tank (23) and rivers collect the subassembly intercommunication.
2. The sludge dewatering and drying device for land-remediated river sludge as claimed in claim 1, wherein: the drying box is characterized in that a plurality of supporting legs (12) are fixedly connected to the bottom of the drying box (11), a discharge opening (13) is formed in one side, far away from the confluence box (214), of the drying box (11), and one end of the guide plate (14) penetrates through the discharge opening (13) and extends to the outer side of the drying box (11).
3. The sludge dewatering and drying device for land-remediated river sludge as claimed in claim 1, wherein: the conveying assembly comprises a first positive motor (15) and a first conveying belt (17), the first conveying belt (17) is arranged inside a drying box (11), driving rollers (16) are arranged on two sides of the first conveying belt (17), the two driving rollers (16) are rotatably connected with the drying box (11), the first positive motor (15) is fixedly arranged on the outer side of the drying box (11), the output end of the first positive motor (15) is fixedly connected with one end of one driving roller (16), a stripper plate (112) is fixedly connected to the bottom of the splitter plate (28), and the bottom of the stripper plate (112) is attached to the first conveying belt (17).
4. The sludge dewatering and drying device for land-remediated river sludge as claimed in claim 1, wherein: the conveying assembly comprises a positive and negative motor II (18) and a conveying belt II (110), the conveying belt II (110) is arranged inside the drying box (11), two driving rollers II (19) are arranged inside the conveying belt II (110), two driving rollers II (19) are both rotationally connected with the drying box (11), the positive and negative motor II (18) is fixedly arranged on the outer side of the drying box (11), and the output end of the positive and negative motor II (18) is fixedly connected with one end of the driving rollers II (19).
5. The sludge dewatering and drying device for land-remediated river sludge as claimed in claim 4, wherein: the conveying belt is characterized in that a turning roller (111) is arranged on one side, close to the converging box (214), of the top of the conveying belt II (110), the turning roller (111) is rotationally connected with the drying box (11), a discharging bent pipe (219) is fixedly connected to the bottom of the converging box (214), and the discharging bent pipe (219) is arranged in a V shape, and one end of the discharging bent pipe extends to one side of the top of the conveying belt II (110).
6. The sludge dewatering and drying device for land-remediated river sludge as claimed in claim 1, wherein: the separation plate (28) is arranged at the top of the conveying assembly and is fixedly connected with the drying box (11), the outer wall of the pneumatic cylinder (25) is arranged outside the filtering box (22), a plurality of fixed vertical plates (27) are fixedly connected between the outer wall of the pneumatic cylinder (25) and the separation plate (28), a sealing sleeve (26) is fixedly connected to one side of the filtering box (22), and the piston end of the pneumatic cylinder (25) penetrates through the sealing sleeve (26).
7. The sludge dewatering and drying device for land-remediated river sludge as claimed in claim 1, wherein: the sludge diversion assembly comprises two first diversion pipe fittings (29) and two second diversion pipe fittings (212), wherein the two first diversion pipe fittings (29) are fixedly communicated with a filter box (22), the two second diversion pipe fittings (212) are fixedly communicated with a confluence box (214), one end of each first diversion pipe fitting (29) and one end of each second diversion pipe fitting (212) are fixedly connected with a first installation ring (210), two first installation rings (210) on the same side are fixedly connected with a first diversion pipe fitting (211) and a second filter fitting (213), the first diversion pipe fitting (211) is arranged on the outer side of the second filter fitting (213), the bottom of the outer side of the first diversion pipe fitting (211) is fixedly connected with a third diversion pipe fitting (220), and the two third diversion pipe fittings (220) are fixedly connected with a fourth diversion pipe fitting (221).
8. The sludge dewatering and drying device for land-remediated river sludge as claimed in claim 7, wherein: the sludge diversion assembly comprises three filtering pieces III (216), wherein two ends of the filtering pieces III (216) are fixedly connected with a second installation ring (215), a second water guide pipe piece (218) is sleeved outside the filtering pieces III (216), two ends of the second water guide pipe piece (218) are fixedly connected with the second installation ring (215), the second installation ring (215) close to the confluence box (214) is fixedly communicated with the confluence box (214), one end of the second installation ring (215) far away from the confluence box (214) is fixedly connected with a third water guide pipe piece (217), the third water guide pipe piece (217) is fixedly communicated with the filtering box (22), a feeding hopper (21) is fixedly connected to the top of the filtering box (22), and five water guide pipe pieces (222) are fixedly connected between the bottom of the outer side of the second water guide pipe piece (218) and the fourth water guide pipe piece (221).
9. The sludge dewatering and drying device for land-remediated river sludge as claimed in claim 7, wherein: the water flow collecting assembly comprises a water guide pipe fitting seven (224), the water guide pipe fitting seven (224) is fixedly connected to the bottom of the drying box (11), a water guide groove I (225) is formed in the top of the water guide pipe fitting seven (224), a water guide groove II (230) is formed in the bottom of the drying box (11), the water guide groove II (230) is arranged at the top of the water guide groove I (225), water guide pipe fittings six (223) are fixedly connected to two sides of the top of the water guide pipe fitting seven (224), and the water guide pipe fittings six (223) are fixedly communicated with the water guide pipe fittings four (221).
10. The sludge dewatering and drying device for land reclamation river sludge of claim 9, wherein: the water flow collecting assembly comprises eight water guide pipe pieces (226) and nine water guide pipe pieces (229), the eight water guide pipe pieces (226) are fixedly communicated with the outer side of one water guide pipe piece six (223), one end of each water guide pipe piece eight (226) penetrates through the partition plate (28) and extends to the top of the partition plate (28), one end of each water guide pipe piece nine (229) extends to the inside of the filter box (22) and is fixedly connected with the first filter piece (24), three (227) are fixedly connected with mounting rings at one end of each water guide pipe piece eight (226) and the other end of each water guide pipe piece nine (229), telescopic pipes (228) are fixedly connected between the two mounting rings, and the filter box (22) is fixedly mounted at the top of the partition plate (28).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411474323.4A CN118993484B (en) | 2024-10-22 | 2024-10-22 | Mud dehydration desiccation device of river course silt of land remediation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202411474323.4A CN118993484B (en) | 2024-10-22 | 2024-10-22 | Mud dehydration desiccation device of river course silt of land remediation |
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| CN118993484B CN118993484B (en) | 2024-12-31 |
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| CN118993484B (en) | 2024-12-31 |
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