Efficient dewatering device for sludge treatment

Abstract

The utility model relates to the technical field of sludge treatment, and discloses an efficient dewatering device for sludge treatment, which comprises a bottom plate, a lifting mechanism is arranged at the top of the bottom plate, the lifting mechanism comprises a lifting box, the lifting box is fixedly connected with the bottom plate, and a first stepping motor is fixedly mounted at the top of an inner cavity of the lifting box. By arranging the lifting mechanism, the height of the fixing frame can be adjusted by turning on a first stepping motor, so that the height of the dewatering mechanism can be adjusted, the sludge storage box can be lowered to a low position when the sludge storage box needs to be cleaned, and workers can conveniently clean the sludge storage box; wherein the sludge filtering screen plate can filter sludge and facilitate sludge-water separation, the second stepping motor is started to drive the auger to rotate, the sludge can be conveyed, and the sludge is stressed in the conveying process, so that water can be better extruded out, the sludge is discharged along the sludge discharging pipe, the working efficiency is high, shutdown work is not needed, and convenience and rapidness are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of sludge treatment, in particular to a high-efficiency dehydration device for sludge treatment. Background Technique

[0002] Sludge treatment is a process of reducing the volume, stabilizing and rendering harmless of sludge. The higher the degree of sewage treatment, the more sludge residues will be generated and need to be treated. Sludge is an inevitable product after sewage treatment in sewage treatment plants and sewage stations. If the sludge that has not been well treated and disposed enters the environment, it will directly cause secondary pollution to water bodies and the atmosphere, and also pose a serious threat to the ecological environment and human activities. When treating sludge, dehydration should be carried out first. Traditional sludge dehydration devices use the pressure filtration method for dehydration, which is not convenient for continuous operation, has low efficiency, and the sludge tank is not convenient to clean.

[0003] Therefore, the technical personnel in this field have provided a high-efficiency dehydration device for sludge treatment to solve the problems put forward in the above background technique. Content of the Utility Model

[0004] In order to improve the problem that the traditional sludge dehydration device is not convenient for continuous operation and has low efficiency, the utility model provides a high-efficiency dehydration device for sludge treatment.

[0005] The utility model provides a high-efficiency dehydration device for sludge treatment, and adopts the following technical scheme:

[0006] A high-efficiency dehydration device for sludge treatment includes a bottom plate. A lifting mechanism is arranged on the top of the bottom plate. The lifting mechanism includes a lifting box, and the lifting box is fixedly connected to the bottom plate. A first stepping motor is fixedly installed on the top of the inner cavity of the lifting box. A unidirectional threaded rod is fixedly installed on the output shaft of the first stepping motor. An adjusting screw block is threadedly connected to the surface of the unidirectional threaded rod. A fixing frame is fixedly installed on one side of the adjusting screw block.

[0007] A dehydration mechanism is arranged in the inner cavity of the fixing frame. The dehydration mechanism includes a sludge storage tank, and the sludge storage tank is fixedly connected to the fixing frame. A conveying box is fixedly installed at the bottom of the sludge storage tank. A second stepping motor is fixedly installed on one side of the conveying box. A auger is fixedly installed on the output shaft of the second stepping motor. A sludge discharge pipe is communicated with the other side of the conveying box. A filter mud mesh plate is fixedly installed at the bottom of the sludge storage tank.

[0008] By adopting the above technical solution, by setting up a lifting mechanism, the height of the fixed frame can be adjusted by turning on the first stepping motor, so that the height of the dewatering mechanism can be adjusted, which is convenient for the staff to clean the sludge storage tank. By setting up the dewatering mechanism, the sludge can be filtered by the filter mud mesh plate, which is convenient for the separation of mud and water. By turning on the second stepping motor to drive the auger to rotate, the sludge can be conveyed, and the sludge is discharged along the sludge discharge pipe.

[0009] Optionally, a guiding slider is fixedly installed on the other side of the adjusting screw block, a guiding chute is arranged in the inner cavity of the lifting box, and the guiding slider is slidably connected with the guiding chute.

[0010] By adopting the above technical solution, the guiding slider and the guiding chute are used in cooperation to guide the adjusting screw block, so that the adjusting screw block moves stably.

[0011] Optionally, a positioning bearing is fixedly installed at the bottom of the inner cavity of the lifting box, and the positioning bearing is rotatably connected with the one-way threaded rod.

[0012] By adopting the above technical solution, the positioning bearing positions the one-way threaded rod, making the one-way threaded rod stable and avoiding the inclination of the one-way threaded rod.

[0013] Optionally, the bottom plate is a metal plate, and mounting holes are arranged around the bottom plate.

[0014] By adopting the above technical solution, bolts can be inserted into the mounting holes to fix the bottom plate, thus making the bottom plate stable.

[0015] Optionally, a mud guiding groove is arranged in the inner cavity of the sludge storage tank, and the mud guiding groove is a trapezoidal groove.

[0016] By adopting the above technical solution, the mud guiding groove can guide the sludge, so that the sludge can enter the conveying box along the through groove at the top of the conveying box.

[0017] Optionally, a semi-circular groove is arranged in the inner cavity of the conveying box, and the semi-circular groove fits with the auger.

[0018] By adopting the above technical solution, the semi-circular groove and the auger are used in cooperation to discharge the sludge.

[0019] Optionally, a controller is arranged on the back of the lifting box, and a battery box is arranged at the bottom of the back of the lifting box.

[0020] By adopting the above technical solution, the controller is used to control the switches of various electrical appliances, and the storage battery in the battery box provides standby electric energy for the device.

[0021] To sum up, the utility model has the following beneficial effects:

[0022] 1. The utility model adjusts the height of the fixed frame by setting a lifting mechanism, and specifically, by turning on the first stepping motor, the height of the dehydration mechanism can be adjusted. When the sludge storage tank needs to be cleaned, the sludge storage tank can be lowered to a lower position, which is convenient for the staff to clean the sludge storage tank. By setting a dehydration mechanism, the filter mud mesh plate can filter the sludge, facilitating the separation of mud and water. By turning on the second stepping motor to drive the auger to rotate, the sludge can be conveyed. During the conveying process, the sludge is stressed, so that water can be better squeezed out, and the sludge is discharged along the sludge discharge pipe. The working efficiency is high, there is no need to stop the machine for work, and it is convenient and fast.

[0023] 2. The guiding slider and the guiding chute of the utility model are used in combination to guide the adjusting screw block, making the movement of the adjusting screw block stable. The positioning bearing positions the one-way threaded rod, making the one-way threaded rod stable and avoiding the inclination of the one-way threaded rod. Bolts are inserted into the mounting holes to fix the bottom plate, making the bottom plate stable. The mud guiding groove can guide the sludge, enabling the sludge to enter the conveying box along the through groove at the top of the conveying box. The semi-circular groove and the auger are used in combination to discharge the sludge. The controller is used to control the switches of various electrical appliances, and the storage battery in the battery box provides backup electrical energy for the device. Description of the Drawings

[0024] Figure 1 is the structural schematic diagram of the utility model.

[0025] Figure 2 is the internal structural schematic diagram of the lifting box of the utility model.

[0026] Figure 3 is the structural schematic diagram of the bottom of the conveying box of the utility model.

[0027] Figure 4 is the sectional structural schematic diagram of the sludge storage tank of the utility model.

[0028] Figure 5 is the top view structural schematic diagram of the sludge storage tank of the utility model.

[0029] Description of the Reference Numerals:

[0030] 1. Bottom plate; 2. Lifting mechanism; 201. Lifting box; 202. First stepping motor; 203. One-way threaded rod; 204. Adjusting screw block; 205. Fixed frame; 3. Dehydration mechanism; 301. Sludge storage tank; 302. Mud guiding groove; 303. Conveying box; 304. Second stepping motor; 305. Auger; 306. Filter mud mesh plate; 307. Sludge discharge pipe. Detailed Embodiment

[0031] The following further elaborates on this application Figures 1-5 in detail with reference to the attached drawings.

[0032] Embodiment 1:

[0033] Please refer to Figures 1-3 , a highly efficient dehydration device for sludge treatment, including a bottom plate 1. The bottom plate 1 is a metal plate, and installation holes are provided at the four sides of the bottom plate 1. A lifting mechanism 2 is arranged on the top of the bottom plate 1. The lifting mechanism 2 includes a lifting box 201. The lifting box 201 is fixedly connected to the bottom plate 1. A first stepping motor 202 is fixedly installed at the top of the inner cavity of the lifting box 201. A unidirectional threaded rod 203 is fixedly installed on the output shaft of the first stepping motor 202. An adjusting screw block 204 is threadedly connected to the surface of the unidirectional threaded rod 203. A fixing frame 205 is fixedly installed on one side of the adjusting screw block 204. A guiding slider is fixedly installed on the other side of the adjusting screw block 204. A guiding chute is provided in the inner cavity of the lifting box 201, and the guiding slider is slidably connected to the guiding chute. A positioning bearing is fixedly installed at the bottom of the inner cavity of the lifting box 201, and the positioning bearing is rotatably connected to the unidirectional threaded rod 203. A controller is arranged on the back of the lifting box 201, and a battery box is arranged at the bottom of the back of the lifting box 201.

[0034] In this embodiment: By setting the lifting mechanism 2, where by turning on the first stepping motor 202, the height of the fixing frame 205 can be adjusted, and thus the height of the dehydration mechanism 3 can be adjusted. When the sludge storage tank 301 needs to be cleaned, the sludge storage tank 301 can be lowered to a low position, which is convenient for the staff to clean the sludge storage tank 301. The guiding slider and the guiding chute are used in cooperation to guide the adjusting screw block 204, making the adjusting screw block 204 move stably. The positioning bearing positions the unidirectional threaded rod 203, making the unidirectional threaded rod 203 stable and preventing the unidirectional threaded rod 203 from tilting. Bolts are inserted into the installation holes to fix the bottom plate 1, making the bottom plate 1 stable. The controller is used to control the switches of various electrical appliances, and the storage battery in the battery box provides backup electrical energy for the device.

[0035] Embodiment Two:

[0036] Refer to Figure 1 、 Figure 3 、 Figure 4 and Figure 5 , a dehydration mechanism 3 is arranged in the inner cavity of the fixing frame 205. The dehydration mechanism 3 includes a sludge storage tank 301. The sludge storage tank 301 is fixedly connected to the fixing frame 205. A conveying box 303 is fixedly installed at the bottom of the sludge storage tank 301. A second stepping motor 304 is fixedly installed on one side of the conveying box 303. A screw conveyor 305 is fixedly installed on the output shaft of the second stepping motor 304. A sludge discharge pipe 307 is connected to the other side of the conveying box 303. A filter mud mesh plate 306 is fixedly installed at the bottom of the sludge storage tank 301. A mud guiding groove 302 is provided in the inner cavity of the sludge storage tank 301, and the mud guiding groove 302 is a trapezoidal groove. A semi-circular groove is provided in the inner cavity of the conveying box 303, and the semi-circular groove fits with the screw conveyor 305.

[0037] In this embodiment: By setting up the dehydration mechanism 3, the filter mud screen plate 306 can filter the sludge, facilitating the separation of mud and water. By turning on the second step-in motor 304 to drive the auger 305 to rotate, the sludge can be conveyed, and the sludge is discharged along the sludge discharge pipe 307. The working efficiency is high, there is no need to stop the machine for operation, it is convenient and fast. The mud guiding groove 302 can guide the sludge, enabling the sludge to enter the conveying box 303 along the through groove at the top of the conveying box 303.

[0038] The implementation principle of the present utility model is as follows: When in use, connect the sludge discharge pipe 307 to the sludge pool, connect the lower part of the filter mud screen plate 306 to the sewage pool, send the sludge into the sludge storage box 301, the filter mud screen plate 306 can filter the sludge, turn on the second step-in motor 304 to drive the auger 305 to rotate, the sludge can be conveyed, and the sludge is discharged along the sludge discharge pipe 307. Turn on the first step-in motor 202 to drive the one-way threaded rod 203 to rotate, the one-way threaded rod 203 drives the adjusting screw block 204 to move downward, and the adjusting screw block 204 drives the fixing frame 205 to move downward, thereby driving the entire dehydration mechanism 3 to move downward, facilitating the user to clean the sludge storage box 301.

[0039] The above are all the preferred embodiments of the present utility model, and the protection scope of the present utility model is not limited thereby. Therefore, all equivalent changes made according to the structure, shape, and principle of the present utility model shall be covered within the protection scope of the present utility model.

Claims

1. A high-efficiency dewatering device for sludge treatment, comprising a bottom plate (1), characterized in that: A lifting mechanism (2) is provided on the top of the base plate (1), and the lifting mechanism (2) includes a lifting box (201), the lifting box (201) is fixedly connected to the base plate (1), a first stepper motor (202) is fixedly installed on the top of the inner cavity of the lifting box (201), a one-way threaded rod (203) is fixedly installed on the output shaft of the first stepper motor (202), an adjusting screw block (204) is threadedly connected to the surface of the one-way threaded rod (203), and a fixing frame (205) is fixedly installed on one side of the adjusting screw block (204); The inner cavity of the fixed frame (205) is provided with a dehydration mechanism (3), and the dehydration mechanism (3) includes a mud storage box (301). The mud storage box (301) is fixedly connected to the fixed frame (205). A conveying box (303) is fixedly installed at the bottom of the mud storage box (301). A second stepping motor (304) is fixedly installed on one side of the conveying box (303). An auger (305) is fixedly installed on the output shaft of the second stepping motor (304). The other side of the conveying box (303) is connected to a mud discharge pipe (307). A mud filter screen (306) is fixedly installed at the bottom of the mud storage box (301).

2. The high-efficiency dehydration device for sludge treatment according to claim 1, characterized in that: A guide slider is fixedly mounted on the other side of the adjusting screw block (204); a guide slot is provided in the inner cavity of the lifting box (201), and the guide slider is slidably connected to the guide slot.

3. The high-efficiency dewatering device for sludge treatment according to claim 1, characterized in that: A positioning bearing is fixedly installed at the bottom of the inner cavity of the lifting box (201), and the positioning bearing is rotatably connected to the one-way threaded rod (203).

4. The high-efficiency dewatering device for sludge treatment according to claim 1, characterized in that: The bottom plate (1) is a metal plate, and mounting holes are provided on all four sides of the bottom plate (1).

5. The high-efficiency dewatering device for sludge treatment according to claim 1, characterized in that: The inner cavity of the mud storage box (301) is provided with a mud guide groove (302), and the mud guide groove (302) is a trapezoidal groove.

6. The high-efficiency dewatering device for sludge treatment according to claim 1, characterized in that: The inner cavity of the delivery box (303) is provided with a semicircular groove, and the semicircular groove fits with the auger (305).

7. The high-efficiency dewatering device for sludge treatment according to claim 1, characterized in that: A controller is provided on the back of the lifting box (201), and a battery box is provided on the bottom of the back of the lifting box (201).

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