Municipal road drainage equipment capable of preventing sludge deposition

Abstract

The invention relates to the technical field of municipal roads, and provides municipal road drainage equipment capable of preventing sludge deposition, the municipal road drainage equipment comprises a tank body, a pipeline is arranged above the tank body, waste water is added into the pipeline, the waste water is preliminarily filtered through a filter screen to isolate part of solid impurities and sludge, the filtered waste water enters the tank body through the pipeline, and the sludge deposition is prevented. After treatment, an output port is controlled through a valve for output, the filter screen is matched with a clamping block, a first spring, a butt joint groove, a limiting rod, a clamping tooth block, a rotating button, a first spiral groove, a power assisting block and a round rod, so that the filter screen is rapidly mounted and dismounted, and maintenance personnel can complete replacement or cleaning work within the shortest time; therefore, the overall working efficiency is improved, and the operation risk in the maintenance and replacement process can be reduced due to the design of the filter screen convenient to disassemble quickly. According to the technical scheme, the problem that in the prior art, the filter screen needs to be mounted and dismounted through a tool is solved.

Description

Technical Field

[0001] The invention relates to the technical field of municipal roads, and in particular to municipal road drainage equipment for preventing sludge accumulation. Background Art

[0002] In order to prevent sludge accumulation, the technical development of municipal road drainage equipment is mainly concentrated in the following directions: through the design of reasonable sedimentation tanks and grilles, sludge and large particles are effectively intercepted to reduce the accumulation in the drainage system; the self-cleaning principle is applied to design drainage equipment that can automatically clean sludge, such as self-cleaning filters and backwash systems.

[0003] The patent with the patent announcement number CN217949264U relates to the field of municipal road technology. The patent relates to a drainage device for municipal roads, including a drainage pipe and an electric telescopic rod. A filtering mechanism is placed in the sewer pipe. A support frame is fixed on the top of the drainage pipe. The lower side of the top of the support frame is connected to the bearing box through an electric telescopic column. The bottom of the bearing box is rotatably connected to a rotating plate. A camera and a lighting lamp are fixed on one side of the rotating plate. The drainage device for municipal roads is installed underground, the manhole cover is exposed on the ground, and a drainage hole is opened on the manhole cover. After the water is discharged into the sewer pipe, the filter box can filter the water. When the scraper rotates, the impurities in the filter box can be automatically scraped, which can effectively avoid the blockage of the filter box. After the cover moves to the left and leaves from the bottom of the support frame, the bearing box and the rotating plate can move downward as a whole. Then, the camera and the lighting lamp can be used to detect whether the inside of the drainage pipe is blocked. At the same time, the rotating plate can rotate 360 ​​degrees, so that the monitoring and inspection range is wider.

[0004] In the above patent, a camera and a lighting fixture can be used in combination to detect whether the inside of the drainage pipe is blocked. At the same time, the rotating plate can rotate 360 ​​degrees, which makes the monitoring and inspection range wider. However, the current measuring equipment has the following problems: If the filter cannot be disassembled quickly, regular cleaning or replacement will become complicated, resulting in the accumulation of dirt and impurities on the filter, reducing the filtering effect. Summary of the invention

[0005] The present invention provides a municipal road drainage device for preventing sludge accumulation, which solves the problem of a municipal road drainage device for preventing sludge accumulation in the related art.

[0006] The technical solution of the present invention is as follows: a municipal road drainage equipment for preventing sludge accumulation, comprising a tank body, an output port is arranged at the bottom of the tank body, a valve is arranged on the surface of the output port, a pipe is arranged above the tank body, a filter screen is arranged on the inner wall of the pipe, wastewater is added to the pipe, the wastewater is preliminarily filtered through the filter screen to isolate some solid impurities and sludge, the filtered wastewater enters the tank body through the pipe, and is output through the valve-controlled output port after treatment, a docking groove is arranged on the right side of the filter screen, an installation device is arranged on the right side of the pipe, a stirring device is arranged above the tank body, and a dosing device is arranged inside the tank body; wherein the installation device comprises a hollow block, a limit rod, a rotating knob, a tooth block, a round rod, a block, a No. 1 spring, a hollow cylinder, a booster block, a fixing frame, a rotating motor, a rotating shaft, a rotating rod and a long rod, and the hollow block is fixedly penetrated through the pipe The outer wall of the cylinder is fixedly mounted on the inner wall of the hollow block, and the hollow cylinder is fixedly mounted on the right side of the hollow block. The circumferential surface of the hollow cylinder is provided with a spiral groove 1, and the knob is threadably connected to the spiral groove 1, and the tooth block is fixedly mounted on the circumferential surface of the knob. The round rod slides through the inner and outer walls of the hollow block, and the block is fixedly mounted on the left side of the round rod. The No. 1 spring is arranged between the block and the hollow block, and the booster block is fixedly mounted on the right side of the round rod. The fixing frame is fixedly mounted on the top of the tank body, and the fixed end of the rotating motor is fixedly mounted on the top of the fixing frame. The rotating shaft is fixedly mounted on the output end of the rotating motor. The rotating rod rotates through the inner and outer walls of the tank body, and the long rod rotates through the inner and outer walls of the tank body, and the filter screen is moved downward by aligning the pipeline to cooperate with the block, No. 1 spring, docking groove, limiting rod, tooth block, knob, spiral groove 1, booster block and round rod to realize quick installation and disassembly of the filter screen.

[0007] According to the above technical solution, a No. 2 spring is arranged between the limit rod and the hollow block, the top of the clamping block is arranged as an inclined surface, the rotating rod is connected to the rotating shaft through a No. 1 belt, the long rod is connected to the rotating rod through a No. 2 belt, and a spiral groove No. 2 is arranged on the circumferential surface of the long rod. The rotation of the rotating shaft drives the rotating rod to rotate through the No. 1 belt, the rotation of the rotating rod drives the long rod to rotate through the No. 2 belt, and the rotation of the long rod drives the rotation of the spiral groove No. 2.

[0008] According to the above technical scheme, the stirring device includes a sliding frame, a connecting button, a short rod, a baffle and a circular groove block. The sliding frame is slidably installed on the circumferential surface of the long rod, and the sliding frame is threadedly connected to the second spiral groove. One side of the connecting button is fixedly installed on the rear side of the sliding frame. The short rod rotates to penetrate the inner and outer walls of the pipeline. The baffle is fixedly installed on the circumferential surface of the short rod, and the circular groove block is fixedly installed on the circumferential surface of the short rod. The other side of the connecting button is slidably installed on the inner wall of the circular groove block. The sliding frame is reciprocated up and down by rotating the second spiral groove. The movement of the sliding frame drives the movement of the connecting button, the movement of the connecting button drives the rotation of the circular groove block, the rotation of the circular groove block drives the rotation of the short rod, and the rotation of the short rod drives the baffle to rotate, thereby realizing intermittent control of feeding of the pipeline.

[0009] According to the above technical solution, the stirring device also includes a disc, a receiving frame, a fixing button, a gear and a stirring rod. The disc is fixedly installed on the inner wall of the tank body, the receiving frame is fixedly installed on the circumferential surface of the rotating rod, the fixing button is fixedly installed on the bottom of the receiving frame, the gear is rotatably installed on the bottom of the fixing button, and the stirring rod is fixedly installed on the bottom of the gear. The receiving frame is rotated by the rotating rod, the fixing button is rotated by the receiving frame, and the gear moves by the fixing button. The gear rotates by itself through the contact between the gear and the rack, and the stirring rod is rotated by the gear rotation, thereby stirring the wastewater.

[0010] According to the above technical solution, a rack is arranged inside the disc, and the rack is meshed with the gear, and the gear rotates by the contact between the gear and the rack.

[0011] According to the above technical solution, the stirring device also includes a circular shaft disk, a connecting rod and a scraper. The circular shaft disk is fixedly installed at the bottom of the long rod, the connecting rod is fixedly installed on the circumferential surface of the rotating rod, and the scraper is fixedly installed at the bottom of the connecting rod. The scraper is in contact with the tank body, and the rotation of the long rod drives the circular shaft disk to rotate, and the rotation of the rotating rod drives the connecting rod to rotate. The rotation of the connecting rod drives the scraper to rotate, and the rotation of the scraper disperses the impurities deposited under the tank body.

[0012] According to the above technical solution, the dosing device includes a dosing port, a fixing plate, a slide frame and a round button. The dosing port is arranged on the top of the tank body, the fixing plate is fixedly installed on the inner wall of the tank body, the slide frame is fixedly installed on the top of the disc, and the round button is fixedly installed on the bottom of the circular shaft disc. The rotation of the circular shaft disc drives the round button to rotate, and the rotation of the round button causes the hollow slot block to rotate. The rotation of the hollow slot block drives the brake rod to move, and the brake rod slides on the inner wall of the fixing plate so that the hollow slot block can only move back and forth left and right.

[0013] According to the above technical solution, the dosing device also includes a hollow groove block, a brake rod, a square button and a screen. The brake rod slides through the inner and outer walls of the fixed plate. One side of the hollow groove block is fixedly installed on the left side of the brake rod, and the other side of the hollow groove block is slidably installed on the bottom of the circular shaft disk. The hollow groove block contacts the round button, and the square button is fixedly installed on the circumferential surface of the brake rod. One side of the screen is fixedly installed on the front side of the square button, and the other side of the screen is slidably installed on the inner wall of the slide frame. The movement of the screen is balanced by the slide frame to prevent the screen from bending. At this time, the drug is added to the dosing port, and the drug is screened through the screen.

[0014] The working principle and beneficial effects of the present invention are: 1. In the present invention, by setting up the installation device, waste water is added into the pipeline, and the waste water is preliminarily filtered through the filter screen to isolate some solid impurities and sludge. The filtered waste water enters the tank through the pipeline, and is output through the valve-controlled output port after being treated. The filter screen is moved downward after aligning the pipeline, and cooperates with the card block, No. 1 spring, docking groove, limit rod, card tooth block, knob, spiral groove 1, assist block and round rod to realize the rapid installation and disassembly of the filter screen, so that the maintenance personnel can complete the replacement or cleaning work in the shortest time, thereby improving the overall work efficiency. The filter screen design that is easy to disassemble quickly can reduce the operation risk during the maintenance and replacement process, and the operator can clean or replace it more easily, reducing the risk of accidents caused by improper operation.

[0015] 2. In the present invention, by setting up the stirring device, the intermittent control of feeding to the pipeline is realized by rotating the spiral groove two in coordination with the sliding frame, the connecting button, the circular groove block, the short rod and the baffle. Controlling the feeding speed and amount of the wastewater can ensure the uniform mixing of the substances in the stirring tank, avoid excessively high or low local concentrations, thereby improving the uniformity and efficiency of the reaction. The wastewater is stirred by the rotating rod in coordination with the receiving frame, the fixing button, the gear, the rack and the stirring rod. The motion trajectory of the planetary stirring can complete efficient mixing in a relatively short time, significantly improving the production efficiency. Compared with the traditional agitator, the planetary stirring can shorten the stirring time. The impurities precipitated under the tank body are dispersed by the long rod in coordination with the rotating rod, the connecting rod and the scraper to prevent accumulation and blockage of the output port.

[0016] 3. In the present invention, through the setting of the dosing device, the rotation of the round shaft disk drives the round button to rotate, and the hollow slot block, the brake rod, the fixing plate and the square button are coordinated to make the screen move back and forth in a straight line. At this time, the medicine is added to the dosing port, and the medicine is screened through the screen. The reciprocating motion can help clean the surface of the screen and reduce the blockage caused by the accumulation of drug particles or other impurities. This cleaning effect can ensure that the screen maintains a high transmittance during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 This is a schematic diagram of the position structure of the pipeline and the hollow block of the present invention; Figure 3 It is a schematic diagram of a partial cross-sectional structure of the installation device of the present invention; Figure 4 It is a schematic diagram of the internal structure of the tank body of the present invention; Figure 5 For the present invention Figure 4 A schematic diagram of the structure enlargement of part A; Figure 6 It is a schematic diagram of a partial cross-sectional structure of a stirring device of the present invention; Figure 7 This is a schematic diagram of the position structure of the long rod and the fixing plate of the present invention; Figure 8 This is a schematic diagram of the receiving frame and gear position structure of the present invention; Fig. 9 It is a schematic diagram of the partial cross-sectional structure of the dosing device of the present invention.

[0019] In the figure: 1, tank; 2, outlet; 3, valve; 4, pipeline; 5, filter screen; 10, hollow block; 11, limit rod; 12, knob; 13, tooth block; 14, round rod; 15, block; 16, spring No. 1; 17, hollow cylinder; 18, booster block; 19, fixed frame; 110, rotating motor; 111, rotating shaft; 112, rotating rod; 113, long rod; 20, sliding frame; 2 1. Connecting button; 22. Short rod; 23. Baffle; 24. Round groove block; 25. Round disc; 26. Receiving frame; 27. Fixing button; 28. Gear; 29. ​​Stirring rod; 210. Round shaft disc; 211. Connecting rod; 212. Scraper; 30. Dosing port; 31. Fixing plate; 32. Slide frame; 33. Round button; 34. Hollow groove block; 35. Brake rod; 36. Square button; 37. Screen. DETAILED DESCRIPTION

[0020] The following will be combined with the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] Example 1 like Figure 1 to Figure 7As shown, this embodiment proposes a municipal road drainage device for preventing sludge accumulation, including a tank body 1, an output port 2 is arranged below the tank body 1, a valve 3 is arranged on the surface of the output port 2, a pipe 4 is arranged above the tank body 1, a filter screen 5 is arranged on the inner wall of the pipe 4, a docking groove is arranged on the right side of the filter screen 5, and an installation device is arranged on the right side of the pipe 4, the installation device includes a hollow block 10, a limit rod 11, a knob 12, a tooth block 13, a round rod 14, a block 15, a spring No. 16, a hollow cylinder 17, a booster block 18, a fixing frame 19, a rotating motor 110, a rotating shaft 111, a rotating rod 112 and a long rod 113, the hollow block 10 is fixedly penetrated through the inner and outer walls of the pipeline 4, the limit rod 11 is rotatably mounted on the inner wall of the hollow block 10, the hollow cylinder 17 is fixedly mounted on the right side of the hollow block 10, the circumferential surface of the hollow cylinder 17 is provided with a spiral groove 1, the rotating knob 12 is threadedly connected to the spiral groove 1, and the tooth block 13 is fixedly mounted on the circumference of the rotating knob 12 The circumferential surface, the round rod 14 slides through the inner and outer walls of the hollow block 10, the block 15 is fixedly installed on the left side of the round rod 14, and the No. 1 spring 16 is arranged between the block 15 and the hollow block 10. The round rod 14 is reset by the arranged No. 1 spring 16, and the booster block 18 is fixedly installed on the right side of the round rod 14. The fixing frame 19 is fixedly installed on the top of the tank body 1, and the fixed end of the rotating motor 110 is fixedly installed on the top of the fixing frame 19. The rotating shaft 111 is fixedly installed on the output end of the rotating motor 110. The rotating rod 112 rotates and penetrates the inner and outer walls of the tank body 1, and the long rod 113 rotates and penetrates the inner and outer walls of the tank body 1. The design of quick installation and disassembly enables maintenance personnel to complete replacement or cleaning work in the shortest time, thereby improving overall work efficiency, and the design of the filter screen 5 that is easy to quickly disassemble can reduce the operating risks during maintenance and replacement. The operator can clean or replace it more easily, reducing the risk of accidents caused by improper operation.

[0022] A No. 2 spring is arranged between the limit rod 11 and the hollow block 10, and the No. 2 spring is used to drive the limit rod 11 to reset. The top of the blocking block 15 is arranged as an inclined surface. The rotating rod 112 is connected to the rotating shaft 111 through a No. 1 belt. The long rod 113 is connected to the rotating rod 112 through a No. 2 belt. The circumferential surface of the long rod 113 is provided with a spiral groove No. 2, so that the sliding frame 20 can move reciprocatingly up and down.

[0023] In this embodiment, waste water is added to the pipe 4, and the waste water is preliminarily filtered through the filter screen 5 to isolate some solid impurities and sludge. The filtered waste water enters the tank body 1 through the pipe 4, and is output through the valve 3 to control the output port 2 after being treated. When installing the filter screen 5, the filter screen 5 is moved downward after aligning with the pipe 4. The outer wall of the filter screen 5 first contacts the inclined surface of the block 15, so that the block 15 moves to the right and compresses the No. 1 spring 16. When the docking groove and the filter screen 5 are at the same level, the No. 1 spring 16 is released and drives the block 15 to reset and insert into the docking groove. At this time, the installation of the filter screen 5 is completed. When the filter screen 5 is disassembled, the limit rod 11 is pressed to make the tooth block 13 break away from the limit rod 11. At this time, the knob 12 is turned and moves to the right through the spiral groove 1. The knob The movement of 12 will contact the assisting block 18, causing the assisting block 18 to move to the right. The movement of the assisting block 18 drives the round rod 14 to move. The movement of the round rod 14 drives the block 15 to move, so that the block 15 is disengaged from the docking groove. Only then can the filter 5 be taken out. The design of quick installation and disassembly enables maintenance personnel to complete the replacement or cleaning work in the shortest time, thereby improving the overall work efficiency. The design of the filter 5 that is easy to quickly disassemble can reduce the operational risks during maintenance and replacement. Operators can clean or replace it more easily, reducing the risk of accidents caused by improper operation. The rotating motor 110 rotates to drive the rotating shaft 111 to rotate. The rotation of the rotating shaft 111 drives the rotating rod 112 to rotate through the No. 1 belt. The rotation of the rotating rod 112 drives the long rod 113 to rotate through the No. 2 belt. The rotation of the long rod 113 drives the spiral groove 2 to rotate.

[0024] Example 2 like Figures 1 to 9 As shown, based on the same concept as the above-mentioned embodiment 1, this embodiment further proposes that a stirring device is arranged above the tank body 1, and a dosing device is arranged inside the tank body 1. The stirring device includes a sliding frame 20, a connecting button 21, a short rod 22, a baffle 23 and a circular groove block 24. The sliding frame 20 is slidably installed on the circumferential surface of the long rod 113, and the sliding frame 20 is threadedly connected to the spiral groove 2. One side of the connecting button 21 is fixedly installed on the rear side of the sliding frame 20. The short rod 22 rotates to penetrate the inner and outer walls of the pipeline 4. The baffle 23 is fixedly installed on the circumferential surface of the short rod 22, and the circular groove block 24 is fixedly installed on the circumferential surface of the short rod 22. The other side of the connecting button 21 is slidably installed on the inner wall of the circular groove block 24. Controlling the feeding speed and amount of wastewater can ensure that the substances in the stirring tank are evenly mixed, avoid excessively high or low local concentrations, thereby improving the uniformity and efficiency of the reaction.

[0025] The stirring device also includes a disc 25, a receiving frame 26, a fixing button 27, a gear 28 and a stirring rod 29. The disc 25 is fixedly mounted on the inner wall of the tank body 1, the receiving frame 26 is fixedly mounted on the circumferential surface of the rotating rod 112, the fixing button 27 is fixedly mounted on the bottom of the receiving frame 26, the gear 28 is rotatably mounted on the bottom of the fixing button 27, and the stirring rod 29 is fixedly mounted on the bottom of the gear 28 to achieve stirring of the wastewater. The motion trajectory of the planetary stirring can complete efficient mixing in a shorter time, significantly improving production efficiency. Compared with traditional agitators, the planetary stirring can shorten the stirring time.

[0026] A rack is provided inside the disk 25 , and the rack is meshed with the gear 28 , so that the gear 28 rotates by the contact between the gear 28 and the rack.

[0027] The stirring device also includes a circular shaft disk 210, a connecting rod 211 and a scraper 212. The circular shaft disk 210 is fixedly installed at the bottom of the long rod 113, the connecting rod 211 is fixedly installed on the circumferential surface of the rotating rod 112, and the scraper 212 is fixedly installed at the bottom of the connecting rod 211. The scraper 212 is in contact with the tank body 1. The scraper 212 rotates to disperse the impurities precipitated under the tank body 1 to prevent accumulation and blockage of the output port 2.

[0028] The dosing device includes a dosing port 30, a fixing plate 31, a slide frame 32 and a round button 33. The dosing port 30 is arranged on the top of the tank body 1, the fixing plate 31 is fixedly installed on the inner wall of the tank body 1, the slide frame 32 is fixedly installed on the top of the disc 25, and the movement of the screen 37 is balanced by the slide frame 32 to prevent the screen 37 from bending. The round button 33 is fixedly installed on the bottom of the circular shaft disc 210.

[0029] The dosing device also includes a hollow slot block 34, a brake rod 35, a square button 36 and a screen 37. The brake rod 35 slides through the inner and outer walls of the fixed plate 31. One side of the hollow slot block 34 is fixedly installed on the left side of the brake rod 35, and the other side of the hollow slot block 34 is slidably installed on the bottom of the circular shaft disk 210. The hollow slot block 34 contacts the round button 33, and the square button 36 is fixedly installed on the circumferential surface of the brake rod 35. One side of the screen 37 is fixedly installed on the front side of the square button 36, and the other side of the screen 37 is slidably installed on the inner wall of the slide frame 32. The reciprocating motion can help clean the surface of the screen 37 and reduce blockage caused by accumulation of drug particles or other impurities. This cleaning effect can ensure that the screen 37 maintains a high transmittance during operation.

[0030] In this embodiment, the spiral groove 2 is rotated to make the sliding frame 20 reciprocate up and down, the sliding frame 20 moves to drive the connecting button 21 to move, the connecting button 21 moves to drive the circular groove block 24 to rotate, the circular groove block 24 rotates to drive the short rod 22 to rotate, the short rod 22 rotates to drive the baffle 23 to rotate, and the intermittent control of the feeding of the pipeline 4 is realized. Controlling the feeding speed and amount of the wastewater can ensure that the materials in the stirring tank are evenly mixed, avoiding excessively high or low local concentrations, thereby improving the uniformity and efficiency of the reaction, and the receiving frame 26 is driven to rotate by the rotation of the rotating rod 112, and the receiving frame 26 rotates to drive the fixing button 27 to rotate, and the fixing button 27 The rotation drives the gear 28 to move, and the gear 28 is in contact with the rack to make the gear 28 rotate. The rotation of the gear 28 drives the stirring rod 29 to rotate, so as to stir the wastewater. The motion trajectory of the planetary stirring can complete efficient mixing in a short time, significantly improving the production efficiency. Compared with the traditional agitator, the planetary stirring can shorten the stirring time. The long rod 113 rotates to drive the circular shaft disk 210 to rotate, and the rotating rod 112 rotates to drive the connecting rod 211 to rotate. The connecting rod 211 rotates to drive the scraper 212 to rotate. The scraper 212 rotates to disperse the impurities deposited under the tank body 1, so as to prevent the accumulation from blocking the output port 2. The rotation of the circular shaft disk 210 drives the round button 33 to rotate, and the rotation of the round button 33 causes the hollow slot block 34 to rotate. The rotation of the hollow slot block 34 drives the brake rod 35 to move, and the brake rod 35 slides on the inner wall of the fixed plate 31 so that the hollow slot block 34 can only move back and forth left and right. The movement of the brake rod 35 drives the square button 36 to move, and the movement of the square button 36 drives the screen 37 to move. The movement of the screen 37 is balanced by the slide slot frame 32 to prevent the screen 37 from bending. At this time, the drug is added to the drug adding port 30, and the drug is screened through the screen 37. The reciprocating motion can help clean the surface of the screen 37 and reduce the blockage caused by the accumulation of drug particles or other impurities. This cleaning effect can ensure that the screen 37 maintains a high transmittance during operation.

[0031] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A municipal road drainage device for preventing sludge accumulation, comprising a tank body (1), characterized in that: An output port (2) is provided below the tank body (1), a valve (3) is provided on the surface of the output port (2), a pipe (4) is provided above the tank body (1), a filter screen (5) is provided on the inner wall of the pipe (4), a docking groove is provided on the right side of the filter screen (5), a mounting device is provided on the right side of the pipe (4), a stirring device is provided above the tank body (1), and a dosing device is provided inside the tank body (1); The mounting device comprises a hollow block (10), a limiting rod (11), a knob (12), a tooth block (13), a round rod (14), a block (15), a No. 1 spring (16), a hollow cylinder (17), a booster block (18), a fixing frame (19), a rotating motor (110), a rotating shaft (111), a rotating rod (112) and a long rod (113); the hollow block (10) is fixedly inserted through the inner and outer walls of the pipe (4); the limiting rod (11) is rotatably mounted on the inner wall of the hollow block (10); the hollow cylinder (17) is fixedly mounted on the right side of the hollow block (10); a spiral groove (1) is provided on the circumferential surface of the hollow cylinder (17); the knob (12) is threadedly connected to the spiral groove (1); and the tooth block (13) is The cylindrical member (14) is fixedly mounted on the circumferential surface of the rotating knob (12); the round rod (14) slides through the inner and outer walls of the hollow block (10); the clamping block (15) is fixedly mounted on the left side of the round rod (14); the first spring (16) is arranged between the clamping block (15) and the hollow block (10); the boosting block (18) is fixedly mounted on the right side of the round rod (14); the fixing frame (19) is fixedly mounted on the top of the tank body (1); the fixed end of the rotating motor (110) is fixedly mounted on the top of the fixing frame (19); the rotating shaft (111) is fixedly mounted on the output end of the rotating motor (110); the rotating rod (112) rotates through the inner and outer walls of the tank body (1); and the long rod (113) rotates through the inner and outer walls of the tank body (1).

2. A municipal road drainage device for preventing sludge accumulation according to claim 1, characterized in that: A second spring is provided between the limit rod (11) and the hollow block (10); the top of the clamping block (15) is provided as an inclined surface; the rotating rod (112) is transmission-connected to the rotating shaft (111) via a first belt; the long rod (113) is transmission-connected to the rotating rod (112) via a second belt; and a second spiral groove is provided on the circumferential surface of the long rod (113).

3. A municipal road drainage device for preventing sludge accumulation according to claim 2, characterized in that: The stirring device comprises a sliding frame (20), a connecting button (21), a short rod (22), a baffle (23) and a circular groove block (24); the sliding frame (20) is slidably mounted on the circumferential surface of the long rod (113); the sliding frame (20) is threadedly connected to the spiral groove; and one side of the connecting button (21) is fixedly mounted on the rear side of the sliding frame (20).

4. A municipal road drainage device for preventing sludge accumulation according to claim 3, characterized in that: The short rod (22) rotates to penetrate the inner and outer walls of the pipe (4), the baffle (23) is fixedly mounted on the circumferential surface of the short rod (22), the circular groove block (24) is fixedly mounted on the circumferential surface of the short rod (22), and the other side of the connecting button (21) is slidably mounted on the inner wall of the circular groove block (24).

5. A municipal road drainage device for preventing sludge accumulation according to claim 4, characterized in that: The stirring device further comprises a disc (25), a receiving frame (26), a fixing button (27), a gear (28) and a stirring rod (29), wherein the disc (25) is fixedly mounted on the inner wall of the tank body (1), the receiving frame (26) is fixedly mounted on the circumferential surface of the rotating rod (112), the fixing button (27) is fixedly mounted on the bottom of the receiving frame (26), the gear (28) is rotatably mounted on the bottom of the fixing button (27), and the stirring rod (29) is fixedly mounted on the bottom of the gear (28).

6. A municipal road drainage device for preventing sludge accumulation according to claim 5, characterized in that: A rack is provided inside the circular disk (25), and the rack is meshed with a gear (28).

7. A municipal road drainage device for preventing sludge accumulation according to claim 6, characterized in that: The stirring device further comprises a circular shaft disc (210), a connecting rod (211) and a scraper (212); the circular shaft disc (210) is fixedly mounted on the bottom of the long rod (113); the connecting rod (211) is fixedly mounted on the circumferential surface of the rotating rod (112); the scraper (212) is fixedly mounted on the bottom of the connecting rod (211); and the scraper (212) is in contact with the tank body (1).

8. A municipal road drainage device for preventing sludge accumulation according to claim 7, characterized in that: The dosing device comprises a dosing port (30), a fixing plate (31), a chute frame (32) and a round button (33); the dosing port (30) is arranged at the top of the tank body (1); the fixing plate (31) is fixedly mounted on the inner wall of the tank body (1); the chute frame (32) is fixedly mounted on the top of the disc (25); and the round button (33) is fixedly mounted on the bottom of the circular shaft disc (210).

9. A municipal road drainage device for preventing sludge accumulation according to claim 8, characterized in that: The dosing device further comprises a hollow slot block (34), a brake rod (35), a square button (36) and a screen (37); the brake rod (35) slidably penetrates the inner and outer walls of the fixing plate (31); one side of the hollow slot block (34) is fixedly mounted on the left side of the brake rod (35); and the other side of the hollow slot block (34) is slidably mounted on the bottom of the circular shaft disk (210).

10. A municipal road drainage device for preventing sludge accumulation according to claim 9, characterized in that: The hollow groove block (34) is in contact with the round button (33), the square button (36) is fixedly mounted on the circumferential surface of the brake rod (35), one side of the screen (37) is fixedly mounted on the front side of the square button (36), and the other side of the screen (37) is slidably mounted on the inner wall of the slide slot frame (32).

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