Sludge dewatering device for environmental protection

Abstract

The utility model relates to a sludge dewatering device for environmental protection, which belongs to the technical field of environmental protection and comprises a first box body and a second box body, a rolling dewatering mechanism is arranged in the first box body, and an evaporation dewatering mechanism is arranged in the second box body. The rolling dehydration mechanism comprises a driving roller and a supporting roller which are rotationally connected to the interior of the first box body. According to the sludge dewatering device for environmental protection, the arranged conveying belt can drive sludge to move towards the rolling roller, the rolling roller can be matched with the supporting roller to achieve rolling dewatering treatment on the sludge, the rolled sludge can enter the second box body along with rotation of the conveying belt, and the sludge is stirred and heated in the second box body; the water in the sludge is evaporated, the generated steam can enter the condenser along with the operation of the air pump, and liquefied liquid is discharged after the steam is condensed by the condenser, so that the water in the sludge is effectively reduced, the sludge is completely dehydrated, and the environmental pollution caused by residual sewage in the sludge is effectively prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to environmental protection technical field, concretely is a sludge dewatering device for environmental protection. BACKGROUND

[0002] Environmental protection refers to the various actions taken by humans to address real or potential environmental problems, to coordinate the relationship between humans and the environment, and to ensure the sustainable development of the economy and society. Environmental protection is the conscious protection of natural resources and their rational use, and the prevention of pollution and damage to the natural environment. Comprehensive management is carried out on the polluted environment to create an environment suitable for human life and work, and to coordinate the relationship between man and nature, so that people can live in harmony with nature. In the sewage treatment process, the mud contaminated by sewage also needs to be dewatered to avoid serious environmental pollution caused by sludge.

[0003] In the patent file with publication number CN216273676U, a sludge dewatering device for environmental protection is proposed, which includes a stirring box, a discharge pipe is fixedly installed on the right side of the stirring box, a conveyor belt is movably installed at the bottom of the discharge pipe, a support frame is movably installed on the right side of the conveyor belt, a conveying belt is movably installed inside the support frame at the bottom of the conveyor belt, and so on. The sludge dewatering device for environmental protection separates the sludge and water through the stirring box, transports the dewatered sludge to the rolling wheel through the conveyor belt and the conveying belt, rotates the rolling wheel and the rotating shaft to perform the second dewatering of the sludge, adjusts the position of the scraper, and achieves the effect of scraping the sludge on the outer surface of the rolling wheel, thereby achieving the purpose of automatic cleaning.

[0004] However, the above-mentioned patent sets up a rolling wheel to dewater the sludge, but due to the water absorption of the sludge, the dewatered sludge will absorb the sewage that has not completely flowed away on the rolling wheel at the moment the sludge leaves the rolling wheel, resulting in incomplete dewatering of the sludge. In view of this, the present application proposes a sludge dewatering device for environmental protection. UTILITY MODEL CONTENT

[0005] In view of the shortcomings of the prior art, the utility model provides a sludge dewatering device for environmental protection, which has the advantages of using rolling and evaporation condensation as two dewatering methods, can completely dewater the sludge, effectively prevents the residual sewage in the sludge from polluting the environment, and enhances the practicality of the device. The problem of incomplete dewatering of the sludge when the sludge leaves the rolling wheel at the moment of dewatering by rolling is solved.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a sludge dewatering device for environmental protection, including first box body and second box body, the inside of first box body is provided with the rolling pressure dewatering mechanism, the inside of second box body is provided with evaporation dewatering mechanism,

[0007] The rolling pressure dewatering mechanism includes a drive roller and a supporting roller rotatably connected to the inside of the first box body, the inside of the second box body is rotatably connected with a conveying roller corresponding to the position of the supporting roller, the outside of the drive roller, the supporting roller and the conveying roller is sleeved with a conveying belt, the inside of the first box body is rotatably connected with a rolling pressure roller corresponding to the position of the supporting roller, the inside of the first box body is movably connected with a baffle abutting the conveying belt, the inside of the first box body is provided with a displacement assembly for adjusting the position of the baffle,

[0008] The evaporation dewatering mechanism includes a mounting block fixedly connected to the inside of the second box body, the inside of the mounting block is fixedly connected with an electric control gate valve, the inside of the second box body is movably connected with a plurality of stirring rods, the outside of the stirring rod is sleeved with a heating jacket, the inside of the second box body is provided with a stirring assembly for driving the stirring rod to rotate, the inside of the mounting block is fixedly connected with a condenser, and the mounting block is provided with an air extraction assembly.

[0009] Further, the front of the first box body is fixedly connected with a conveying motor, and the output end of the conveying motor is fixedly connected with the drive roller, and the top of the first box body is provided with a feeding port.

[0010] Further, the displacement assembly includes a push motor fixedly connected to the inside of the first box body, the output end of the push motor is fixedly connected with a threaded rod threadedly connected with the baffle, and the inside of the first box body is fixedly connected with a limiting rod slidably connected with the baffle.

[0011] Further, the bottom of the first box body is fixedly connected with a drain pipe, the bottom of the condenser is fixedly connected with a liquid discharge pipe and an air guide pipe, and the liquid discharge pipe is located outside the second box body.

[0012] Further, the stirring assembly includes a stirring motor fixedly connected to the inside of the second box body, the output end of the stirring motor is fixedly connected with a rotating rod, and the stirring rods are staggered on the outside of the rotating rod.

[0013] Further, the air extraction assembly includes an air pump fixedly connected to the inside of the mounting block and communicated with the condenser, and the bottom of the mounting block is fixedly connected with a gas collection cover communicated with the input end of the air pump.

[0014] Further, the inside of the mounting block is provided with a material falling port corresponding to the position of the electric control gate valve, and the front of the second box body is detachably connected with a sealing block.

[0015] Compared with the prior art, the technical scheme of the present application has the following beneficial effects:

[0016] The sludge dewatering device for environmental protection, the conveying belt arranged in the first box body can drive the sludge to move towards the rolling roller, and the rolling dewatering treatment of the sludge is realized by cooperation of the rolling roller and the supporting roller; the rolled sludge can enter the second box body along with rotation of the conveying belt; the stirring rod arranged to rotate can realize stirring and dispersion of the sludge; the heating jacket arranged can heat the sludge during stirring, so that water in the sludge evaporates, the generated steam can enter the condenser along with operation of the air pump, and the condensed liquid is discharged after passing through the condenser, so that water in the sludge is effectively reduced, the dewatering of the sludge is complete, and pollution of residual sewage in the sludge to the environment is effectively prevented. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is a sectional view of the utility model structure;

[0018] Fig. 2 It is a structure schematic view of the first box body and the second box body of the utility model.

[0019] In the drawing: 1, first box body;2, second box body;3, conveying motor;4, driving roller;5, supporting roller;6, conveying roller;7, conveying belt;8, rolling roller;9, baffle;10, push motor;11, threaded rod;12, limit rod;13, mounting block;14, electric control gate valve;15, stirring motor;16, rotating rod;17, stirring rod;18, heating jacket;19, air pump;20, gas collecting cover;21, condenser;22, liquid discharge pipe;23, air guide pipe;24, sealing block. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Please refer to Figs. 1-2 The sludge dewatering device for environmental protection in the embodiment comprises a first box body 1 and a second box body 2, the inside of the first box body 1 is provided with a rolling dewatering mechanism, and the inside of the second box body 2 is provided with an evaporation dewatering mechanism.

[0022] In this embodiment, the rolling and dewatering mechanism includes a driving roller 4 rotatably connected to the inside of the first box body 1 and a supporting roller 5, the inside of the second box body 2 is rotatably connected with a conveying roller 6 corresponding to the position of the supporting roller 5, the outside of the driving roller 4, the supporting roller 5 and the conveying roller 6 is sleeved with a conveying belt 7, the front surface of the first box body 1 is fixedly connected with a conveying motor 3, and the output end of the conveying motor 3 is fixedly connected with the driving roller 4, so that the driving roller 4 is conveniently driven to rotate by the operation of the conveying motor 3, and the conveying belt 7 is further activated.

[0023] The inside of the first box body 1 is rotatably connected with a rolling roller 8 corresponding to the position of the supporting roller 5, the inside of the first box body 1 is movably connected with a baffle 9 abutting the conveying belt 7, the top of the first box body 1 is provided with a feeding port, so that the sludge to be dewatered can be conveniently fed into the first box body 1 through the feeding port, the fed sludge can be retained between the baffle 9 and the conveying belt 7, and the bottom of the first box body 1 is fixedly connected with a drain pipe, so that the liquid in the first box body 1 can be conveniently discharged through the drain pipe.

[0024] The inside of the first box body 1 is provided with a shifting assembly for adjusting the position of the baffle 9, the shifting assembly includes a pushing motor 10 fixedly connected to the inside of the first box body 1, the output end of the pushing motor 10 is fixedly connected with a threaded rod 11 threadedly connected with the baffle 9, and the inside of the first box body 1 is fixedly connected with a limiting rod 12 slidably connected with the baffle 9, so that the baffle 9 can be moved in the first box body 1 by the rotation of the threaded rod 11.

[0025] In this embodiment, the evaporation and dewatering mechanism includes a mounting block 13 fixedly connected to the inside of the second box body 2, the inside of the mounting block 13 is fixedly connected with an electric control gate valve 14, the inside of the mounting block 13 is provided with a material falling port corresponding to the position of the electric control gate valve 14, so that the rolled sludge can be conveniently fed into the bottom of the second box body 2 through the material falling port, and the electric control gate valve 14 can control the opening and closing of the material falling port,

[0026] The inside of the second box body 2 is movably connected with a plurality of stirring rods 17, the outside of the stirring rods 17 is sleeved with a heating sleeve 18, the inside of the second box body 2 is provided with a stirring assembly for driving the stirring rods 17 to rotate, the stirring assembly includes a stirring motor 15 fixedly connected to the inside of the second box body 2, the output end of the stirring motor 15 is fixedly connected with a rotating rod 16, and the stirring rods 17 are arranged in a staggered manner on the outside of the rotating rod 16, so that the rotating rod 16 can drive the stirring rods 17 to rotate by the operation of the stirring motor 15.

[0027] In this embodiment, the inside of the mounting block 13 is fixedly connected with a condenser 21, the bottom of the condenser 21 is fixedly connected with a liquid discharge pipe 22 and an air guide pipe 23, and the liquid discharge pipe 22 is located outside the second box body 2, so that the liquid condensed by the condenser 21 can be conveniently discharged through the liquid discharge pipe 22, and the mounting block 13 is provided with an air extraction assembly.

[0028] The air extraction assembly comprises the air pump 19 fixedly connected to the inside of the mounting block 13 and communicated with the condenser 21, the air collecting cover 20 fixedly connected to the bottom of the mounting block 13 and communicated with the input end of the air pump 19, the air collecting cover 20 facilitating the air pump 19 to extract the air at the bottom of the mounting block 13 in the second box body 2 to the condenser 21, and the sealing block 24 detachably connected to the front of the second box body 2, facilitating the sealing block 24 to seal the second box body 2 during the working process and facilitating the sealing block 24 to be removed to clean the dried sludge in the second box body 2 when not in use.

[0029] The above embodiment has the following beneficial effects:

[0030] The sludge dewatering device for environmental protection, the conveying belt 7 arranged in the first box body 1 can drive the sludge to move towards the rolling roller 8, and the rolling dewatering treatment of the sludge is realized by the cooperation of the rolling roller 8 and the supporting roller 5. The rolled sludge can enter the second box body 2 along with the rotation of the conveying belt 7. The stirring rod 17 arranged to rotate can realize the stirring and dispersion of the sludge, and the heating jacket 18 arranged can heat the sludge during the stirring process, so that the water in the sludge evaporates, the generated steam can enter the condenser 21 along with the operation of the air pump 19, and the liquefied liquid is discharged after being condensed in the condenser 21, thereby effectively reducing the water content in the sludge, making the dewatering of the sludge complete, and effectively preventing the residual sewage in the sludge from polluting the environment.

[0031] The working principle of the above embodiment is as follows:

[0032] The sludge dewatering device for environmental protection, when in use, first needs to put the sludge needing to be dewatered into the first box body 1 through the feeding port, and make the put sludge stay between the baffle 9 and the conveying belt 7. Then the conveying motor 3 can be operated to drive the driving roller 4 to rotate, and the driving roller 4 can drive the conveying belt 7 to move in cooperation with the supporting roller 5 and the conveying roller 6, so that the conveying belt 7 drives the sludge to move towards the second box body 2. In this process, the rolling roller 8 arranged can realize the rolling dewatering of the sludge in cooperation with the supporting roller 5.

[0033] The rolled sludge can enter the second box body 2 along with the operation of the conveying belt 7, and enter the bottom of the second box body 2 through the discharging port under the condition that the electric control door valve 14 is opened. Then the electric control door valve 14 can be closed and the stirring motor 15 can be operated, so that the stirring rod 17 stirs the sludge. In this process, the heating jacket 18 arranged can heat the sludge, so that the water in the sludge evaporates.

[0034] The air pump 19 is arranged to cooperate with the air collecting cover 20 to draw the air at the bottom of the mounting block 13 in the second box 2 to the condenser 21, so that the condenser 21 condenses the generated steam, and the condensed liquid is discharged through the liquid discharge pipe 22, thereby maintaining good dewatering effect, completely dewatering the sludge, and effectively preventing the residual sewage in the sludge from polluting the environment.

[0035] It is to be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, 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 can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element preceded by "comprises... a" does not, without more constraints, foreclose the existence of additional identical elements in the process, method, article, or apparatus that comprises the recited element.

[0036] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A sludge dewatering device for environmental protection, comprising a first box (1) and a second box (2), characterized in that: The inside of the first box (1) is provided with a rolling dehydration mechanism, and the inside of the second box (2) is provided with an evaporation dehydration mechanism. The rolling dehydration mechanism comprises a driving roller (4) and a supporting roller (5) rotatably connected to the inside of the first box (1), and the inside of the second box (2) is rotatably connected with a conveying roller (6) corresponding to the position of the supporting roller (5), the outside of the driving roller (4), the supporting roller (5) and the conveying roller (6) is sleeved with a conveying belt (7), the inside of the first box (1) is rotatably connected with a rolling roller (8) corresponding to the position of the supporting roller (5), the inside of the first box (1) is movably connected with a baffle (9) abutting the conveying belt (7), and the inside of the first box (1) is provided with a displacement assembly for adjusting the position of the baffle (9). The evaporation dehydration mechanism comprises a mounting block (13) fixedly connected to the inside of the second box (2), the inside of the mounting block (13) is fixedly connected with an electric control gate valve (14), the inside of the second box (2) is movably connected with a plurality of stirring rods (17), the outside of the stirring rod (17) is sleeved with a heating sleeve (18), the inside of the second box (2) is provided with a stirring assembly for driving the stirring rod (17) to rotate, the inside of the mounting block (13) is fixedly connected with a condenser (21), and the mounting block (13) is provided with an air extraction assembly.

2. The sludge dewatering device for environmental protection according to claim 1, characterized in that: The front of the first box (1) is fixedly connected with a conveying motor (3), and the output end of the conveying motor (3) is fixedly connected with the driving roller (4), and the top of the first box (1) is provided with a feeding port.

3. The sludge dewatering device for environmental protection according to claim 1, characterized in that: The displacement assembly comprises a push motor (10) fixedly connected to the inside of the first box (1), the output end of the push motor (10) is fixedly connected with a threaded rod (11) threadedly connected with the baffle (9), and the inside of the first box (1) is fixedly connected with a limiting rod (12) slidably connected with the baffle (9).

4. The sludge dewatering device for environmental protection according to claim 1, characterized in that: The bottom of the first box (1) is fixedly connected with a drain pipe, the bottom of the condenser (21) is fixedly connected with a liquid discharge pipe (22) and an air guide pipe (23), and the liquid discharge pipe (22) is located outside the second box (2).

5. The sludge dewatering device for environmental protection according to claim 1, characterized in that: The stirring assembly comprises a stirring motor (15) fixedly connected to the inside of the second box (2), the output end of the stirring motor (15) is fixedly connected with a rotating rod (16), and the stirring rods (17) are arranged in a staggered manner on the outside of the rotating rod (16).

6. The sludge dewatering device for environmental protection according to claim 1, characterized in that: The air extraction assembly comprises an air pump (19) fixedly connected to the inside of the mounting block (13) and communicating with the condenser (21), and the bottom of the mounting block (13) is fixedly connected with a gas collecting cover (20) communicating with the input end of the air pump (19).

7. The sludge dewatering device for environmental protection according to claim 1, characterized in that: The inside of the mounting block (13) is provided with a material falling port corresponding to the position of the electric control gate valve (14), and the front of the second box (2) is detachably connected with a sealing block (24).

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