Bottom mud conveying equipment for sewage treatment

Abstract

The utility model discloses bottom mud conveying equipment for sewage treatment, which comprises a settling pond, a bottom plate of the settling pond is of a slope surface structure, a U-shaped mud collecting groove is arranged at the slope bottom position of the slope surface structure, a mud conveying mechanism is arranged in the U-shaped mud collecting groove, a mud hopper is arranged at the discharge end of the mud conveying mechanism, and the mud hopper is connected with the settling pond. The utility model relates to the technical field of sewage treatment, when bottom mud of a sedimentation tank needs to be cleaned, a sewage suction head of a sewage suction truck is lowered into a mud hopper, a vertical adjusting structure is started, a mud scraping and pushing assembly is pushed into the sedimentation tank by utilizing the vertical adjusting structure, and a truss is controlled to move horizontally; the bottom mud and the sludge on the side wall of the sedimentation tank are synchronously scraped and further pushed into the U-shaped sludge collecting groove, meanwhile, the sludge conveying mechanism is started to convey the sludge into the sludge hopper, the sludge is discharged through the sewage suction truck, the structure is simple, the automation degree is high, and the labor intensity of workers is effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a bottom mud conveying device for sewage treatment. Background Technique

[0002] When a sewage treatment plant treats sewage, it needs to use a sedimentation tank to settle sludge and the like in the sewage. The settled sludge needs to be cleaned up in time. At present, the treatment of the sludge inside the sedimentation tank is either carried out by manual cleaning or directly pumped out. When using the manual cleaning method, it takes a long time to treat the sludge, the cleaning efficiency is low, and the labor intensity of the operation is large. While using a sewage suction truck for pumping operation, although the efficiency is high, limited by the actual operation conditions, the sewage suction truck needs to move along the edge of the sedimentation tank, and it is difficult for the walking operation and turning around, there are certain safety hazards. At the same time, the position of the sewage suction head also needs to be manually assisted to move, which affects the efficiency of sludge conveying and transfer operation. In view of this, in-depth research on the above problems has led to the generation of this case. Content of the Utility Model

[0003] Aiming at the deficiencies of the prior art, the utility model provides a bottom mud conveying device for sewage treatment, which solves the problems raised in the background technique.

[0004] To achieve the above purposes, the utility model is realized through the following technical solutions: A bottom mud conveying device for sewage treatment, including a sedimentation tank, the bottom plate of the sedimentation tank is a slope structure, a U-shaped mud collection trough is provided at the bottom of the slope structure, a mud conveying mechanism is arranged in the U-shaped mud collection trough, a mud bucket is provided at the discharge end of the mud conveying mechanism, a guide rail is arranged along the length direction on the upper part of the sedimentation tank, a self-moving trolley is installed on the guide rail, a horizontal truss is arranged between the self-moving trolleys, a vertical adjustment structure is arranged on the horizontal truss, and a sludge scraping and pushing component is installed at the lower part of the vertical adjustment structure;

[0005] The mud conveying mechanism includes an equipment warehouse, a driving mechanism, a support and a spiral conveyor auger. The equipment warehouse is arranged outside the sedimentation tank and on one side of the U-shaped mud collection trough. The driving mechanism is installed in the equipment warehouse. The support is installed in the U-shaped mud collection trough. The spiral conveyor auger is rotatably arranged on the support and one end is connected to the output end of the driving mechanism. The blade size of the spiral conveyor auger matches the inner cavity size of the U-shaped mud collection trough.

[0006] The above vertical adjustment structure includes a multi-stage hydraulic cylinder, a guiding support and a U-shaped frame. The multi-stage hydraulic cylinder is installed on the truss along the vertical direction and the telescopic end is vertically downward. The guiding supports are symmetrically arranged on both sides of the multi-stage hydraulic cylinder. The U-shaped frame is installed on the telescopic end of the multi-stage hydraulic cylinder and is connected to the moving end of the guiding support.

[0007] The above-mentioned guiding and supporting member includes a fixed sleeve and a sliding telescopic column. The fixed sleeves are symmetrically arranged on both sides of the multi-stage hydraulic cylinder. The sliding telescopic column is installed in the fixed sleeve and its lower end is fixedly connected to the U-shaped frame.

[0008] The above-mentioned sludge scraping and pushing component includes a bottom sludge scraping component and a side sludge scraping component. The bottom sludge scraping component is arranged on the lower end surface of the U-shaped frame, and the side sludge scraping components are symmetrically arranged on the two side wall surfaces of the U-shaped frame.

[0009] The above-mentioned bottom sludge scraping component includes an installation groove, a top block, a sludge scraping plate and a compression spring. The installation groove is welded at the position of the lower cross beam of the U-shaped frame. The top block is slidably inserted into the installation groove and is slidably sealed with the inner side wall surface of the installation groove. The sludge scraping plate is fixedly arranged at the lower end of the top block. The compression spring is arranged in the installation groove and is connected to the top block.

[0010] A rubber protection strip is attached to the edge of the above-mentioned sludge scraping plate.

[0011] The utility model provides a bottom sludge conveying device for sewage treatment, which has the following beneficial effects: The bottom sludge conveying device for sewage treatment improves the existing sedimentation tank, sets the bottom of the sedimentation tank as a slope structure, arranges a slurry conveying mechanism and a slurry hopper at the bottom of the slope, sets a movable truss at the top of the sedimentation tank, and arranges a vertical adjustment structure and a sludge scraping and pushing component on the truss. When it is necessary to clean the bottom sludge of the sedimentation tank, the sewage suction head of the sewage suction truck is lowered into the slurry hopper, the vertical adjustment structure is started, the sludge scraping and pushing component is pushed into the sedimentation tank by using the vertical adjustment structure, and the truss is controlled to move horizontally, so as to synchronously scrape off the bottom sludge and the sludge on the side wall of the sedimentation tank, and further push it into the U-shaped slurry collecting tank. At the same time, the slurry conveying mechanism is started to convey the slurry into the slurry hopper, and the sewage suction truck is used to discharge the slurry. The structure is simple, the automation degree is high, the manual labor intensity is effectively reduced, and the sewage suction truck operates at a fixed point, so the safety and the operation efficiency can be fully guaranteed. Brief Description of the Drawings

[0012] Figure 1 It is a front view structural schematic diagram of a bottom sludge conveying device for sewage treatment described in the utility model.

[0013] Figure 2 For the utility model Figure 1 is a sectional structural schematic diagram at the A-A position.

[0014] Figure 3 It is a partial side view structural schematic diagram of a bottom sludge conveying device for sewage treatment described in the utility model.

[0015] Figure 4 For the utility model Figure 1 is a partial enlarged structural schematic diagram at the a position.

[0016] In the figure: 1. sedimentation tank; 2. U-shaped mud collection tank; 3. mud bucket; 4. guide rail; 5. self-propelled trolley; 6. truss; 7. equipment bin; 8. driving mechanism; 9. support; 10. spiral conveyor auger; 11. multi-stage hydraulic cylinder; 12. U-shaped frame; 13. fixed sleeve; 14. sliding telescopic column; 15. installation groove; 16. top block; 17. mud scraper; 18. compression spring; 19. rubber protection strip. Specific implementation mode

[0017] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

[0018] Embodiment: Referring to the attached Figures 1-4 As can be seen, in order to solve the problems in the prior art that when cleaning the bottom mud of the sedimentation tank 1, the sewage suction truck needs to move along the edge of the sedimentation tank 1, it is relatively difficult to walk and turn around during operation, there are certain safety hazards, and the position of the sewage suction head also needs to be manually assisted to move, affecting the efficiency of sludge transportation and transfer operations. A bottom mud conveying device for sewage treatment is specifically designed, including a sedimentation tank 1. The bottom plate of the sedimentation tank 1 is a slope structure. A U-shaped mud collection tank 2 is provided at the bottom of the slope structure. A mud conveying mechanism is arranged in the U-shaped mud collection tank 2. A mud bucket 3 is provided at the discharge end of the mud conveying mechanism. A guide rail 4 is arranged along the length direction on the upper part of the sedimentation tank 1. A self-propelled trolley 5 is installed on the guide rail 4. A horizontal truss 6 is arranged between the self-propelled trolleys 5. A vertical adjustment structure is arranged on the horizontal truss 6. A mud scraping and pushing component is installed at the lower part of the vertical adjustment structure. The existing sedimentation tank 1 is improved. The bottom of the sedimentation tank 1 is set as a slope structure. A mud conveying mechanism and a mud bucket 3 are arranged at the bottom of the slope. A movable truss 6 is arranged on the top of the sedimentation tank 1. A vertical adjustment structure and a mud scraping and pushing component are arranged on the truss 6. When the bottom mud of the sedimentation tank 1 needs to be cleaned, the sewage suction head of the sewage suction truck is lowered into the mud bucket 3, the vertical adjustment structure is started, and the mud scraping and pushing component is pushed into the sedimentation tank 1 by using the vertical adjustment structure, and the truss 6 is controlled to move horizontally, so as to scrape off the bottom mud and the sludge on the side wall of the sedimentation tank 1 synchronously and further push it into the U-shaped mud collection tank 2. At the same time, the mud conveying mechanism is started to convey the mud into the mud bucket 3, and the mud is discharged by using the sewage suction truck. The structure is simple, the automation degree is high, the manual labor intensity is effectively reduced, the sewage suction truck operates at a fixed point, and the safety and operation efficiency can be fully guaranteed;

[0019] The above-mentioned mud conveying mechanism includes an equipment bin 7, a driving mechanism 8, a bracket 9, and a spiral conveyor auger 10. The equipment bin 7 is arranged outside the sedimentation tank 1 and on one side of the U-shaped mud collecting trough 2. The driving mechanism 8 is installed inside the equipment bin 7. The bracket 9 is installed inside the U-shaped mud collecting trough 2. The spiral conveyor auger 10 is rotatably arranged on the bracket 9 and one end is connected to the output end of the driving mechanism 8. The blade size of the spiral conveyor auger 10 matches the inner cavity size of the U-shaped mud collecting trough 2. During use, the driving mechanism 8 inside the equipment bin 7 is started, and the driving mechanism 8 is used to drive the spiral conveyor auger 10 on the bracket 9 to rotate, so as to push the sludge entering the U-shaped mud collecting trough 2 into the mud bucket 3, and further discharge it through the sewage suction pipeline of the sewage suction truck.

[0020] In the specific implementation process, the above-mentioned vertical adjustment structure includes a multi-stage hydraulic cylinder 11, a guiding support member, and a U-shaped frame 12. The multi-stage hydraulic cylinder 11 is installed on the truss 6 along the vertical direction and the telescopic end is vertically downward. The guiding support members are symmetrically arranged on both sides of the multi-stage hydraulic cylinder 11. The U-shaped frame 12 is installed on the telescopic end of the multi-stage hydraulic cylinder 11 and connected to the moving end of the guiding support member. The guiding support member includes a fixed sleeve 13 and a sliding telescopic column 14. The fixed sleeves 13 are symmetrically arranged on both sides of the multi-stage hydraulic cylinder 11. The sliding telescopic column 14 is installed inside the fixed sleeve 13 and the lower end is fixedly connected to the U-shaped frame 12. During use, the multi-stage hydraulic cylinder 11 is used to push the U-shaped frame 12 downward, so that the U-shaped frame 12 moves downward under the limiting and supporting action of the sliding telescopic columns 14 on both sides. During the movement of the U-shaped frame 12, the bottom mud scraping component scrapes the sludge on the left inner wall of the sedimentation tank 1. When the bottom mud scraping component contacts the bottom surface of the sedimentation tank 1, the telescopic end of the multi-stage hydraulic cylinder 11 stops moving. The self-propelled trolley 5 is started, and the U-shaped frame 12 is driven by the self-propelled trolley 5 to move to the right as a whole, so as to scrape and clean the sludge on the bottom and side walls of the sedimentation tank 1; the above-mentioned mud scraping and pushing component includes a bottom mud scraping component and a side mud scraping component. The bottom mud scraping component is arranged on the lower end surface of the U-shaped frame 12, and the side mud scraping components are symmetrically arranged on the side wall surfaces of the U-shaped frame 12. The bottom mud scraping component includes an installation groove 15, a top block 16, a mud scraping plate 17, and a compression spring 18. The installation groove 15 is welded to the lower cross beam position of the U-shaped frame 12. The top block 16 is slidably inserted into the installation groove 15 and is slidably sealed with the inner wall surface of the installation groove 15. The mud scraping plate 17 is fixedly arranged at the lower end of the top block 16. The compression spring 18 is arranged inside the installation groove 15 and connected to the top block 16; a rubber protection strip 19 is attached to the end edge of the mud scraping plate 17. The lower end of the mud scraping plate 17 contacts the bottom surface of the sludge tank, and under the reset elastic force of the compression spring 18, the top block 16 maintains a downward movement trend, so as to effectively ensure the close contact between the mud scraping plate 17 and the bottom and side walls of the sedimentation tank 1 and ensure the mud scraping effect.

[0021] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art will appreciate that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A sediment conveying equipment for sewage treatment, comprising a sedimentation tank, characterized in that: The bottom plate of the sedimentation tank is a slope structure, a U-shaped mud collection trough is provided at the bottom of the slope structure, a mud conveying mechanism is provided in the U-shaped mud collection trough, a mud bucket is provided at the discharge end of the mud conveying mechanism, a guide rail is provided along the length direction of the upper part of the sedimentation tank, a self-moving trolley is installed on the guide rail, a horizontal truss is provided between the self-moving trolleys, a vertical adjustment structure is provided on the horizontal truss, and a mud scraping and pushing assembly is installed at the lower part of the vertical adjustment structure; The mud conveying mechanism includes an equipment bin, a driving mechanism, a bracket and a spiral conveying auger. The equipment bin is arranged outside the sedimentation tank and is located on one side of the U-shaped mud collection tank. The driving mechanism is installed in the equipment bin. The bracket is installed in the U-shaped mud collection tank. The spiral conveying auger is rotatably arranged on the bracket and one end is connected to the output end of the driving mechanism. The blade size of the spiral conveying auger matches the inner cavity size of the U-shaped mud collection tank.

2. The bottom mud conveying equipment for sewage treatment according to claim 1, characterized in that: The vertical adjustment structure includes a multi-stage hydraulic cylinder, a guide support and a U-shaped frame. The multi-stage hydraulic cylinder is installed on the truss in the vertical direction with the telescopic end vertically downward. The guide support is symmetrically arranged on both sides of the multi-stage hydraulic cylinder. The U-shaped frame is installed on the telescopic end of the multi-stage hydraulic cylinder and is connected to the movable end of the guide support.

3. The bottom mud conveying equipment for sewage treatment according to claim 2, characterized in that: The guide support comprises a fixed sleeve and a sliding telescopic column. The fixed sleeve is symmetrically arranged on both sides of the multi-stage hydraulic cylinder. The sliding telescopic column is installed in the fixed sleeve and the lower end is fixedly connected to the U-shaped frame.

4. The bottom mud conveying equipment for sewage treatment according to claim 2, characterized in that: The scraping and pushing assembly includes a bottom scraping assembly and a side scraping assembly. The bottom scraping assembly is arranged on the lower end surface of the U-shaped frame, and the side scraping assemblies are symmetrically arranged on the two side walls of the U-shaped frame.

5. The bottom mud conveying equipment for sewage treatment according to claim 4, characterized in that: The bottom scraper assembly includes a mounting groove, a top block, a scraper blade and a compression spring. The mounting groove is welded to the cross beam position at the lower end of the U-shaped frame. The top block is slidably inserted into the mounting groove and slidingly sealed with the inner wall of the mounting groove. The scraper blade is fixed to the lower end of the top block. The compression spring is arranged in the mounting groove and connected to the top block.

6. The bottom mud conveying equipment for sewage treatment according to claim 5, characterized in that: A rubber protective strip is attached to the end edge of the scraper blade.

Images