CN116856530B - Municipal engineering pipeline drainage dredging device and dredging method - Google Patents
Municipal engineering pipeline drainage dredging device and dredging method Download PDFInfo
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- CN116856530B CN116856530B CN202311075594.8A CN202311075594A CN116856530B CN 116856530 B CN116856530 B CN 116856530B CN 202311075594 A CN202311075594 A CN 202311075594A CN 116856530 B CN116856530 B CN 116856530B
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- dredging
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- cleaning
- rod
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000004140 cleaning Methods 0.000 claims abstract description 57
- 230000005540 biological transmission Effects 0.000 claims abstract description 35
- 230000008093 supporting effect Effects 0.000 claims abstract description 32
- 238000011010 flushing procedure Methods 0.000 claims abstract description 10
- 239000007921 spray Substances 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 239000003638 chemical reducing agent Substances 0.000 claims description 16
- 238000007790 scraping Methods 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 12
- 230000000903 blocking effect Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000010865 sewage Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F9/00—Arrangements or fixed installations methods or devices for cleaning or clearing sewer pipes, e.g. by flushing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
Abstract
The invention discloses a municipal engineering pipeline drainage dredging device and a dredging method, and belongs to the technical field of pipeline dredging. The dredging device comprises a supporting rod connected with conveying equipment, a dredging assembly is arranged at the end of the supporting rod, a transmission case is arranged between the dredging assembly and the supporting rod, a flushing assembly which rotates synchronously with the dredging assembly is arranged on the dredging assembly, a filter screen for collecting sundries is arranged on the supporting rod, a cleaning assembly for cleaning the filter screen is arranged on the outer rotating sleeve of the supporting rod, and a rotating mechanism for driving the dredging assembly and the cleaning assembly to rotate is arranged in the transmission case. The municipal engineering pipeline drainage dredging device and the dredging method can solve the problems that the existing dredging device is poor in cleaning effect and easy to cause secondary blockage of pipelines.
Description
Technical Field
The invention relates to the technical field of pipeline dredging, in particular to a municipal engineering pipeline drainage dredging device and a dredging method.
Background
Municipal pipeline is one of the important components of urban infrastructure, and urban ground rainwater and domestic sewage can be discharged timely. Because municipal works's drainage pipe is mostly unpowered pipeline, relies on the slope of pipeline to provide the power of rivers. The rainwater and the sewage contain more sediment and sundries, the sediment and sundries in the rainwater and the sewage are easy to deposit in the drainage pipeline in the drainage process, and the interior of the drainage pipeline is blocked due to long-term deposition. Therefore, the drain pipe needs to be periodically dredged and cleaned.
The existing dredging mode mostly adopts a rotary brush or a rotary flexible shaft to break up the blockage in the pipeline, but the mode has poor cleaning effect on firm long-term adherends, and the cleaned adherends cannot be effectively fished out, so that the pipeline is easy to be blocked again.
The prior patent CN111364584B discloses a municipal drainage pipeline blockage dredging device and an implementation method thereof, which comprises electric control equipment, a Z axial adjusting mechanism, an X axial adjusting mechanism and a dredging mechanism, wherein the output end of the X axial adjusting mechanism is fixedly connected with the dredging mechanism, the dredging mechanism is driven by an X axial top air supply cylinder to push and convey the dredging mechanism into the drainage pipeline, the outer wall of an outer cover is scraped and rubbed with the inner pipe wall of the drainage pipeline, the cleaning process of blocking materials adhered to the inner wall of the drainage pipeline is realized, the outer cover has certain elasticity, blocking materials easy to scrape and scratch are scraped, the device is prevented from being blocked in the drainage pipeline, when the outer cover is pushed and conveyed, the speed of sewage in the pipeline is increased when the outer cover passes through the inner part of the outer cover, the blocking materials are cleaned by a hook rod and a connecting rod, the dredging efficiency is improved, the blocking materials in the sewage are hooked by the hook rod, the blocking materials in the drainage pipeline are primarily cleaned, the blocking materials are prevented from being reagglomerated in the drainage pipeline, and reworked in the drainage pipeline are effectively avoided. However, the pipeline is cleaned by the outer cover in the patent, so that larger plugs in the pipeline cannot be effectively broken, and the cleaning effect of the pipeline is poor; and the hooked rod is arranged on the periphery of the swivel, so that the collection effect of larger sundries which are not easy to break in the pipeline is poor, and the pipeline is easy to be secondarily blocked.
Disclosure of Invention
The invention aims to provide a municipal engineering pipeline drainage dredging device, which solves the problems that the existing dredging device is poor in cleaning effect and easy to cause secondary blockage of a pipeline. The invention further aims to provide a dredging method based on the municipal engineering pipeline drainage dredging device.
In order to achieve the above purpose, the invention provides a municipal engineering pipeline drainage dredging device, which comprises a supporting rod connected with conveying equipment, wherein a dredging assembly is arranged at the end of the supporting rod, a transmission case is arranged between the dredging assembly and the supporting rod, a flushing assembly which rotates synchronously with the dredging assembly is arranged on the dredging assembly, a filter screen for collecting sundries is arranged on the supporting rod, a cleaning assembly for cleaning the filter screen is sleeved on the outer rotating sleeve of the supporting rod, and a rotating mechanism for driving the dredging assembly and the cleaning assembly to rotate is arranged in the transmission case.
Preferably, the dredging assembly comprises a rotating shaft, the rotating shaft is rotationally connected with the transmission case, a dredging cover is arranged on the outer rotating sleeve of the rotating shaft, the dredging cover is an umbrella-shaped structure with small opening diameter at one end and large opening diameter at the other end, the dredging cover is connected with a sliding sleeve through a connecting rod I, the sliding sleeve I is rotationally sleeved on the rotating shaft, an outer sleeve is arranged on the top end of the rotating shaft, a mud scraping mechanism is arranged on the outer sleeve, and a power mechanism for driving the mud scraping mechanism to open or close on the outer sleeve is arranged inside the outer sleeve.
Preferably, the mud scraping mechanism comprises a plurality of scrapers, the scrapers are positioned in the middle opening of the dredging cover, one ends of the scrapers are hinged with the outer sleeve, the other ends of the scrapers are connected with the second sliding sleeve through the second connecting rod, the two ends of the second connecting rod are respectively hinged with the scrapers and the second sliding sleeve, the second sliding sleeve is arranged on the outer sleeve in a sliding manner, a long-strip-shaped guide groove for limiting the sliding sleeve to rotate relative to the outer sleeve is arranged on the outer sleeve, and a guide block matched with the guide groove is arranged on the second sliding sleeve; and a reset tension spring I is arranged between the sliding sleeve II and the rotating shaft.
Preferably, the power mechanism comprises an inner rod, the inner rod is positioned in the outer sleeve and is coaxially arranged, a conical head is arranged at the exposed end of the inner rod, a limiting block is arranged at the other end of the inner rod, a long-strip-shaped guide groove which is used for preventing the inner rod and the outer sleeve from rotating relatively is arranged on the inner surface of the outer sleeve, a guide block which is matched with the guide groove is arranged on the limiting block, the limiting block is connected with the second sliding sleeve through a plurality of traction ropes, the traction ropes bypass the top end of the outer sleeve, and a second thrust spring which enables the limiting block to reset is arranged between the limiting block and the rotating shaft.
Preferably, a limiting plate is arranged on the inner surface of the outer sleeve, a through hole for the inner rod to pass through is arranged in the center of the limiting plate, and a through hole for the traction rope to pass through is arranged on the limiting plate; the top of outer tube is provided with the mounting groove, and the inside rotation of mounting groove is provided with the gyro wheel, and the haulage rope passes through the inside entering outer tube of gyro wheel from the inside of outer tube outside.
Preferably, the flushing assembly comprises a central tube, the central tube is coaxially fixed in the rotating shaft through a supporting plate, one end of the central tube is connected with a high-pressure pump in the transmission case through a rotary joint arranged in the transmission case, a plurality of spray pipes are arranged on the central tube, through holes for the spray pipes to penetrate are formed in the rotating shaft, and high-pressure spray heads are arranged on the spray pipes.
Preferably, the cleaning assembly comprises a sleeve, the sleeve is rotatably sleeved outside the supporting rod, the sleeve is rotatably connected with the transmission case, and a plurality of cleaning rods are arranged on the sleeve; the cleaning rod is of a Z-shaped structure, and a cleaning hook is arranged at one end of the cleaning rod, which contacts with the filter screen.
Preferably, the rotating mechanism comprises a motor and a double-output speed reducer, a first gear and a third gear are respectively arranged on an output shaft of the speed reducer, the first gear is in meshed transmission connection with a second gear arranged on the rotating shaft, and the third gear is in meshed transmission connection with a fourth gear arranged on the sleeve.
Preferably, the filter screen is bowl-shaped structure, and the center that the filter screen is close to the bracing piece is provided with the miscellaneous room of storage.
A dredging method based on the municipal engineering pipeline drainage dredging device comprises the following steps:
s1, placing the whole device into a pipeline to be dredged through conveying equipment, and supporting the whole device by abutting a dredging cover on the inner wall of the pipeline;
s2, turning on a motor and a high-pressure pump, wherein the motor drives a rotating shaft to rotate through a speed reducer, a first gear and a second gear, and an outer sleeve and an inner rod synchronously rotate along with the rotating shaft;
s3, the conveying equipment pushes the whole device to move in the pipeline, and the dredging cover cleans sundries adhered to the inner wall of the pipeline; the water spraying pipe synchronously rotates along with the rotating shaft, the water spraying pipe sprays water at high pressure on the inner wall of the pipeline, the inner wall of the pipeline is further cleaned, and meanwhile, the cleaned sundries are stirred and crushed;
s4, when the obstruction in the pipeline is larger, the obstruction touches the cone head, the cone head is stressed to compress a second spring through an inner rod and a limiting block, the limiting block drives a sliding sleeve to move towards the cone head through a traction rope, the first spring is pulled, the sliding sleeve supports a scraper through a second connecting rod, the scraper synchronously rotates along with an outer sleeve, and the larger obstruction is crushed and smashed through the scraper; after the larger obstruction is removed, the scraper is reset under the action of the first spring and the second spring;
s5, enabling sundries to enter the filter screen along with water flow, collecting the sundries with large particles by the filter screen, enabling the speed reducer to drive the sleeve to rotate through the gear III and the gear IV, enabling the sleeve to drive the cleaning rod to rotate, and enabling the cleaning rod to clean the sundries adhered to the filter screen;
s6, cleaning sundries in the filter screen and on the cleaning rod after dredging the pipeline.
The municipal engineering pipeline drainage dredging device and the dredging method have the advantages and positive effects that:
1. the scraper is arranged in the dredging cover, when a large plug is encountered, the scraper is opened through the conical head, the scraper can crush the large plug, and then the dredging cover is used for dredging, so that the dredging effect of the pipeline is improved.
2. Be provided with the spray pipe in the pivot, the spray pipe is along with the synchronous rotation of pivot, can stir the debris of striking off, further smash debris for debris can be along with rivers outflow pipeline. The inner wall of the pipeline is cleaned by high-pressure water in the water spray pipe, so that the cleaning effect of the pipeline is further improved.
3. The filter screen can block the sundries with large size, collect the sundries with large size in the storage chamber, and avoid secondary blockage of the pipeline caused by the residue of the sundries with large size in the pipeline.
4. The cleaning rod in the filter screen can clean sundries adhered to the filter screen, the sundries are wound on the cleaning rod, the filter screen is prevented from being blocked, and the filtering effect of the filter screen is improved.
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
Drawings
FIG. 1 is a schematic diagram of a municipal works pipeline drainage dredging device and dredging method embodiment of the invention;
FIG. 2 is a schematic diagram of a dredging assembly for an embodiment of a municipal engineering pipeline drainage dredging device and a dredging method according to the invention;
FIG. 3 is an enlarged view of part of A in FIG. 2;
FIG. 4 is a schematic diagram of the connection structure of a transmission case, a flushing assembly and a cleaning assembly of an embodiment of a municipal engineering pipeline drainage dredging device and a dredging method;
fig. 5 is a schematic structural diagram of a cleaning assembly for a municipal engineering pipeline drainage dredging device and a dredging method according to an embodiment of the invention.
Reference numerals
1. A support rod; 2. a transmission case; 3. a rotating shaft; 4. dredging the cover; 5. a first sliding sleeve; 6. a first connecting rod; 7. an outer sleeve; 8. an inner rod; 9. a conical head; 10. a second sliding sleeve; 11. a scraper; 12. a second connecting rod; 13. a first spring; 14. a water spray pipe; 15. a filter screen; 16. a sleeve; 17. cleaning a rod; 18. a limiting block; 19. a traction rope; 20. a second spring; 21. a limiting plate; 22. a mounting groove; 23. a roller; 24. a high pressure pump; 25. a rotary joint; 26. a central tube; 27. a support plate; 28. a motor; 29. a speed reducer; 30. a first gear; 31. a second gear; 32. a third gear; 33. a fourth gear; 34. cleaning the hooks; 35. and a sundry storage chamber.
Detailed Description
The technical scheme of the invention is further described below through the attached drawings and the embodiments.
Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
Examples
As shown in figures 1-5, the municipal works pipeline drainage pull throughs comprise a supporting rod 1 connected with conveying equipment, and in order to improve the supporting effect, the supporting rod 1 can be made of steel pipes. The conveying equipment can be selected according to the requirement, and can be a transverse cylinder or a telescopic module of a hydraulic cylinder, and the conveying equipment pushes the whole device to move in the pipeline. The end of the supporting rod 1 is provided with a dredging component, a transmission case 2 is arranged between the dredging component and the supporting rod 1, and a rotating mechanism for driving the dredging component to rotate is arranged in the transmission case 2.
The dredging assembly comprises a rotating shaft 3, the rotating shaft 3 is rotationally connected with the transmission case 2 through a bearing, and a rubber sealing gasket is adopted between the rotating shaft 3 and the transmission case 2 to seal the transmission case 2, so that water leakage into the transmission case 2 is avoided. The outside of the rotating shaft 3 is sleeved with a dredging cover 4. The dredging cover 4 is an umbrella-shaped structure with a small opening diameter at one end and a large opening diameter at the other end, and the diameter of the larger opening end of the dredging cover 4 is not smaller than the inner diameter of the pipeline. The dredging cover 4 is connected with the first sliding sleeve 5 through the first connecting rod 6, and two ends of the first connecting rod 6 are fixedly connected with the dredging cover 4 and the first sliding sleeve 5 respectively. The first sliding sleeve 5 is rotatably sleeved on the rotating shaft 3, the first sliding sleeve 5 can only rotate on the rotating shaft 3, and the sliding sleeve cannot longitudinally move along the rotating shaft 3. The bearing can be selectively arranged in a rotating sleeving manner; or a limiting groove is arranged on the rotating shaft 3, and the sliding sleeve I5 is positioned in the limiting groove. The dredging cover 4 is made of organic glass with certain elasticity, the dredging cover 4 can tightly lean against the inside of the pipeline, the whole device is supported, and sundries adhered to the inside of the pipeline are effectively cleaned. The cleaned sundries flow backwards from the top opening of the dredging cover 4 under the action of water flow.
The top of pivot 3 is provided with outer tube 7, outer tube 7 and pivot 3 welded fastening connection. The outside of the outer sleeve 7 is provided with a mud scraping mechanism. The mud scraping mechanism comprises a plurality of scrapers 11 distributed in a circumferential array on the outer sleeve 7. The scraper 11 is positioned in the middle opening of the dredging cover 4. One end of the scraper 11 is hinged with the outer sleeve 7, the other end of the scraper 11 is connected with the second sliding sleeve 10 through the second connecting rod 12, and two ends of the second connecting rod 12 are respectively hinged with the scraper 11 and the second sliding sleeve 10. The second sliding sleeve 10 is slidably sleeved on the outer sleeve 7, i.e. the inner diameter of the second sliding sleeve 10 is slightly larger than the outer diameter of the outer sleeve 7, so that the second sliding sleeve 10 can slide outside the outer sleeve 7. The outer sleeve 7 is provided with an elongated guide groove for limiting the rotation of the second sliding sleeve 10 relative to the outer sleeve 7, and the guide groove is arranged along the longitudinal direction of the outer sleeve 7 and is parallel to the axis of the outer sleeve 7. The second sliding sleeve 10 is provided with a guide block matched with the guide groove, and the guide block is positioned in the guide groove and slides along the guide groove. A first return tension spring 13 is arranged between the second sliding sleeve 10 and the rotating shaft 3, and two ends of the first spring 13 are fixedly connected with the second sliding sleeve 10 and the rotating shaft 3 respectively.
The inner part of the outer sleeve 7 is provided with a power mechanism for driving the mud scraping mechanism to open or fold on the outer sleeve 7. The power mechanism comprises an inner rod 8, and the inner rod 8 is positioned inside the outer sleeve 7 and coaxially arranged. The limiting plate 21 is fixedly arranged on the inner surface of the outer sleeve 7, a through hole for the inner rod 8 to pass through is formed in the center of the limiting plate 21, the aperture of the through hole is larger than the outer diameter of the inner rod 8, the inner rod 8 can slide in the through hole, and the limiting plate 21 has a supporting function on the inner rod 8. And a sealing gasket is arranged between the inner rod 8 and the through hole, so that a good waterproof effect inside the outer sleeve 7 is ensured. The exposed end of the inner rod 8 is fixedly provided with a conical head 9, and the conical head 9 is of a truncated cone-shaped structure. The conical head 9 on the one hand facilitates the insertion of the plug and on the other hand serves as a switch for activating the mud scraping mechanism. The other end of the inner rod 8 is provided with a limiting block 18, the outer diameter of the limiting block 18 is larger than the aperture of the through hole, and the inner rod 8 is prevented from slipping out of the outer sleeve 7. The inner surface of the outer sleeve 7 is provided with a strip-shaped guide groove for preventing the inner rod 8 from rotating relative to the outer sleeve 7, and the guide groove is parallel to the axis of the outer sleeve 7. The limiting block 18 is provided with a guide block matched with the guide groove, and the guide block is positioned in the guide groove and slides along the guide groove. The arrangement of the guide blocks and the guide grooves enables synchronous rotation between the inner rod 8 and the outer sleeve 7, and the inner rod 8 can slide along the outer sleeve 7.
The limiting block 18 is connected with the second sliding sleeve 10 through a plurality of traction ropes 19, the traction ropes 19 can be steel wire ropes, and two ends of each traction rope 19 are fixedly connected with the limiting block 18 and the second sliding sleeve 10 respectively. The limiting plate 21 is provided with a through hole for the traction rope 19 to pass through, and the through hole limits the traction rope 19. The top of outer tube 7 is provided with the mounting groove 22 with haulage rope 19 one-to-one, and the inside rotation of mounting groove 22 is provided with gyro wheel 23, and haulage rope 19 passes through gyro wheel 23 from the inside of outer tube 7 to get into the outside of outer tube 7. The arrangement of the rollers 23 reduces the friction between the traction rope 19 and the outer sleeve 7, so that the traction rope 19 can easily move inside and outside the outer sleeve 7. A second thrust spring 20 for resetting the limiting block 18 is arranged between the limiting block 18 and the rotating shaft 3, and two ends of the second spring 20 are fixedly connected with the limiting block 18 and the rotating shaft 3 respectively.
In a natural state, the scraper 11 is in a furled state under the action of the first spring 13 and the second spring 20. The dredging cover 4 cleans sundries adhered to the inner wall of the pipeline in the moving process; when the blockage in the pipeline is large, the blockage touches the conical head 9, the conical head 9 is stressed to drive the inner rod 8 to move in the outer sleeve 7, the second spring 20 is compressed by the limiting block 18, the limiting block 18 drives the second sliding sleeve 10 to move towards the conical head 9 through the traction rope 19, and the first spring 13 is pulled; in the moving process of the second sliding sleeve 10, the scraper 11 is spread by the second connecting rod 12; the scraper 11 rotates synchronously with the outer sleeve 7, and larger plugs are crushed and smashed through the scraper 11; after the large blockage is removed, the scraper 11 is reset to be in a furled state under the action of the first spring 13 and the second spring 20.
The dredging assembly is provided with a flushing assembly which rotates synchronously with the dredging assembly. The flushing assembly comprises a central tube 26, wherein the central tube 26 is a hollow circular tube, and the inside of the central tube is used for containing flushing water. A supporting plate 27 is fixedly arranged on the inner wall of the rotating shaft 3, and a central tube 26 is fixed on a central through hole of the supporting plate 27. The central tube 26 is coaxially fixed inside the rotary shaft 3 by a support plate 27. One end of the central tube 26 is inserted into the transmission case 2 through the end of the rotating shaft 3. The transmission case 2 is internally provided with a high-pressure pump 24, one end of a central tube 26 is connected with the high-pressure pump 24 in the transmission case 2 through a rotary joint 25, and a water inlet of the high-pressure pump 24 is connected with a water source which can be a water tank or water in a pipeline. The central tube 26 is provided with a plurality of spray pipes 14, the rotating shaft 3 is provided with through holes for the spray pipes 14 to pass through, and the space between the rotating shaft 3 and the spray pipes 14 is sealed by a sealing gasket. The spray pipe 14 rotates synchronously along with the rotating shaft 3, and the spray pipe 14 also has the stirring effect on sundries cleaned by the dredging cover 4 in the rotating process, so that the sundries with large particles are crushed, and the sundries flow out of the pipeline along with water flow. The spray pipe 14 is provided with a high-pressure spray head which faces the inner wall of the pipeline to be dredged and is used for further flushing the inner wall of the cleaned pipeline. The high-pressure pump 24 sends water into the central tube 26 through the rotary joint 25, and then the water is sprayed out through the water spray tube 14 and the high-pressure spray head to clean the inner wall of the pipeline.
The supporting rod 1 is provided with a filter screen 15 for collecting sundries, and the filter screen 15 is fixed on the supporting rod 1. The filter screen 15 is bowl-shaped structure, and the center that the filter screen 15 is close to bracing piece 1 is provided with the miscellaneous room 35 of storage, stores up miscellaneous room 35 and is used for collecting debris.
The outside of bracing piece 1 rotates the cover and is equipped with the clearance subassembly that clears up filter screen 15. The cleaning assembly comprises a sleeve 16, and the sleeve 16 is rotatably sleeved outside the support rod 1. The sleeve 16 can be rotatably sleeved on the support rod 1 through a bearing; the sleeve 16 can also be put into the limit groove for rotation by arranging the limit groove outside the support rod 1. The sleeve 16 is only rotated relative to the support rod 1, and no relative sliding can occur. The sleeve 16 is in sealed rotary connection with the transmission case 2 through a bearing.
The sleeve 16 is provided with a plurality of cleaning rods 17, and one ends of the cleaning rods 17 are fixedly connected with the sleeve 16. The cleaning rod 17 is of a Z-shaped structure, and a cleaning hook 34 is arranged at one end of the cleaning rod 17, which contacts the filter screen 15. The sleeve 16 drives the cleaning rod 17 to rotate, and the cleaning rod 17 cleans and winds sundries adhered on the filter screen 15 through the cleaning hooks 34 in the rotation process, and the cleaned sundries leak into the sundry storage chamber 35 of the filter screen 15 or wind on the cleaning rod 17, so that the filter screen 15 is prevented from being blocked, and the filtering effect is maintained.
A rotating mechanism for driving the dredging component and the cleaning component to rotate is arranged in the transmission case 2. The rotating mechanism comprises a motor 28 and a double-output speed reducer 29, and the motor 28 and the speed reducer 29 are both fixed inside the transmission case 2. The output shaft of the speed reducer 29 is fixedly provided with a first gear 30 and a third gear 32 respectively, the first gear 30 is in meshed transmission connection with a second gear 31 fixedly arranged on the rotating shaft 3, and the third gear 32 is in meshed transmission connection with a fourth gear 33 fixedly arranged on the sleeve 16. The rotating shaft 3 is rotatably connected with the transmission case 2 through a bearing and is sealed through a sealing gasket. The motor 28 drives the rotating shaft 3 to rotate through the speed reducer 29, the first gear 30 and the second gear 31, and the motor 28 drives the sleeve 16 to rotate through the speed reducer 29, the third gear 32 and the fourth gear 33.
The dredging device can be further provided with an electric cabinet, the electric cabinet is placed on the ground, the conveying equipment and the whole dredging device are controlled through the electric cabinet, and the control mode can select the existing technology according to the requirement.
A dredging method based on the municipal engineering pipeline drainage dredging device comprises the following steps:
s1, placing the whole device into a pipeline to be dredged through conveying equipment, and supporting the whole device by abutting the dredging cover 4 on the inner wall of the pipeline.
S2, the motor 28 and the high-pressure pump 24 are turned on, the motor 28 drives the rotating shaft 3 to rotate through the speed reducer 29, the first gear 30 and the second gear 31, and the outer sleeve 7 and the inner rod 8 synchronously rotate along with the rotating shaft 3.
S3, the conveying equipment pushes the whole device to move in the pipeline in the direction opposite to the water flow direction, and the dredging cover 4 cleans sundries adhered to the inner wall of the pipeline; the spray pipe 14 rotates synchronously along with the rotating shaft 3, the spray pipe 14 sprays water at high pressure on the inner wall of the pipeline, the inner wall of the pipeline is further cleaned, and meanwhile, the cleaned sundries are stirred and crushed.
S4, when the obstruction in the pipeline is larger, the obstruction touches the conical head 9, the conical head 9 is stressed to compress the second spring 20 through the inner rod 8 and the limiting block 18, the limiting block 18 drives the second sliding sleeve 10 to move towards the conical head 9 through the traction rope 19, the first spring 13 is pulled, the second sliding sleeve 10 supports the scraper 11 through the second connecting rod 12, the scraper 11 synchronously rotates along with the outer sleeve 7, and the larger obstruction is crushed and smashed through the scraper 11; after the larger obstruction is removed, the scraper 11 is reset under the action of the first spring 13 and the second spring 20.
S5, enabling sundries to enter the filter screen 15 along with water flow, collecting the sundries with large particles by the filter screen 15, driving the sleeve 16 to rotate by the speed reducer 29 through the third gear 32 and the fourth gear 33, driving the cleaning rod 17 to rotate by the sleeve 16, and cleaning the sundries adhered on the filter screen 15 by the cleaning rod 17;
s6, cleaning sundries in the filter screen 15 and on the cleaning rod 17 after dredging the pipeline.
Therefore, the municipal engineering pipeline drainage dredging device and the dredging method can solve the problems that the existing dredging device is poor in cleaning effect and easy to cause secondary blockage of the pipeline.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention and not for limiting it, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the invention can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the invention.
Claims (6)
1. Municipal works pipeline drainage pull throughs, its characterized in that: the cleaning device comprises a supporting rod connected with conveying equipment, wherein a dredging assembly is arranged at the end of the supporting rod, a transmission box is arranged between the dredging assembly and the supporting rod, a flushing assembly which rotates synchronously with the dredging assembly is arranged on the dredging assembly, a filter screen for collecting sundries is arranged on the supporting rod, a cleaning assembly for cleaning the filter screen is sleeved on the outer rotating sleeve of the supporting rod, and a rotating mechanism for driving the dredging assembly and the cleaning assembly to rotate is arranged in the transmission box;
the dredging assembly comprises a rotating shaft, the rotating shaft is rotationally connected with the transmission case, a dredging cover is sleeved outside the rotating shaft, the dredging cover is of an umbrella-shaped structure with a small opening diameter at one end and a large opening diameter at the other end, the dredging cover is connected with a sliding sleeve I through a connecting rod, the sliding sleeve I is rotationally sleeved on the rotating shaft, an outer sleeve is arranged at the top end of the rotating shaft, a mud scraping mechanism is arranged outside the outer sleeve, and a power mechanism for driving the mud scraping mechanism to open or close on the outer sleeve is arranged inside the outer sleeve;
the mud scraping mechanism comprises a plurality of scrapers, the scrapers are positioned in the middle opening of the dredging cover, one ends of the scrapers are hinged with the outer sleeve, the other ends of the scrapers are connected with the second sliding sleeve through a second connecting rod, two ends of the second connecting rod are respectively hinged with the scrapers and the second sliding sleeve, the second sliding sleeve is arranged on the outer sleeve in a sliding manner, a long-strip-shaped guide groove for limiting the sliding sleeve to rotate relative to the outer sleeve is arranged on the outer sleeve, and a guide block matched with the guide groove is arranged on the second sliding sleeve; a reset tension spring I is arranged between the sliding sleeve II and the rotating shaft;
the power mechanism comprises an inner rod, the inner rod is positioned in the outer sleeve and is coaxially arranged, a conical head is arranged at the exposed end of the inner rod, a limiting block is arranged at the other end of the inner rod, a long-strip-shaped guide groove for preventing the inner rod from rotating relative to the outer sleeve is arranged on the inner surface of the outer sleeve, a guide block matched with the guide groove is arranged on the limiting block, the limiting block is connected with the second sliding sleeve through a plurality of traction ropes, the traction ropes bypass the top end of the outer sleeve, and a second thrust spring for enabling the limiting block to reset is arranged between the limiting block and the rotating shaft;
a limiting plate is arranged on the inner surface of the outer sleeve, a through hole for the inner rod to pass through is arranged in the center of the limiting plate, and a through hole for the traction rope to pass through is arranged on the limiting plate; the top of outer tube is provided with the mounting groove, and the inside rotation of mounting groove is provided with the gyro wheel, and the haulage rope passes through the inside entering outer tube of gyro wheel from the inside of outer tube outside.
2. The municipal works pipeline drainage pull throughs of claim 1, wherein: the flushing assembly comprises a central tube, the central tube is coaxially fixed in the rotating shaft through a supporting plate, one end of the central tube is connected with a high-pressure pump in the transmission case through a rotary joint arranged in the transmission case, a plurality of spray pipes are arranged on the central tube, through holes for the spray pipes to penetrate are formed in the rotating shaft, and high-pressure spray heads are arranged on the spray pipes.
3. The municipal works pipeline drainage pull throughs of claim 2, wherein: the cleaning assembly comprises a sleeve, the sleeve is rotatably sleeved outside the supporting rod, the sleeve is rotatably connected with the transmission case, and a plurality of cleaning rods are arranged on the sleeve; the cleaning rod is of a Z-shaped structure, and a cleaning hook is arranged at one end of the cleaning rod, which contacts with the filter screen.
4. A municipal works pipeline drainage pull throughs according to claim 3, wherein: the rotating mechanism comprises a motor and a double-output speed reducer, a first gear and a third gear are respectively arranged on an output shaft of the speed reducer, the first gear is in meshed transmission connection with a second gear arranged on the rotating shaft, and the third gear is in meshed transmission connection with a fourth gear arranged on the sleeve.
5. The municipal works pipeline drainage pull throughs of claim 4, wherein: the filter screen is bowl-shaped structure, and the center that the filter screen is close to the bracing piece is provided with the miscellaneous room of storage.
6. A dredging method based on the municipal engineering pipeline drainage dredging device as claimed in claim 5, which is characterized by comprising the following steps:
s1, placing the whole device into a pipeline to be dredged through conveying equipment, and supporting the whole device by abutting a dredging cover on the inner wall of the pipeline;
s2, turning on a motor and a high-pressure pump, wherein the motor drives a rotating shaft to rotate through a speed reducer, a first gear and a second gear, and an outer sleeve and an inner rod synchronously rotate along with the rotating shaft;
s3, the conveying equipment pushes the whole device to move in the pipeline, and the dredging cover cleans sundries adhered to the inner wall of the pipeline; the water spraying pipe synchronously rotates along with the rotating shaft, the water spraying pipe sprays water at high pressure on the inner wall of the pipeline, the inner wall of the pipeline is further cleaned, and meanwhile, the cleaned sundries are stirred and crushed;
s4, when the obstruction in the pipeline is larger, the obstruction touches the cone head, the cone head is stressed to compress a second spring through an inner rod and a limiting block, the limiting block drives a sliding sleeve to move towards the cone head through a traction rope, the first spring is pulled, the sliding sleeve supports a scraper through a second connecting rod, the scraper synchronously rotates along with an outer sleeve, and the larger obstruction is crushed and smashed through the scraper; after the larger obstruction is removed, the scraper is reset under the action of the first spring and the second spring;
s5, enabling sundries to enter the filter screen along with water flow, collecting the sundries with large particles by the filter screen, enabling the speed reducer to drive the sleeve to rotate through the gear III and the gear IV, enabling the sleeve to drive the cleaning rod to rotate, and enabling the cleaning rod to clean the sundries adhered to the filter screen;
s6, cleaning sundries in the filter screen and on the cleaning rod after dredging the pipeline.
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| CN202311075594.8A CN116856530B (en) | 2023-08-24 | 2023-08-24 | Municipal engineering pipeline drainage dredging device and dredging method |
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| CN202311075594.8A CN116856530B (en) | 2023-08-24 | 2023-08-24 | Municipal engineering pipeline drainage dredging device and dredging method |
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| JP2015123399A (en) * | 2013-12-26 | 2015-07-06 | 東亜グラウト工業株式会社 | Duct cleaning device |
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| CN111364584A (en) * | 2020-04-13 | 2020-07-03 | 朱士红 | Municipal drainage pipeline blockage dredging device and implementation method thereof |
| CN112726804A (en) * | 2020-12-18 | 2021-04-30 | 安徽丰达园林工程有限公司 | Pipeline dredging and dredging method |
| CN216739994U (en) * | 2022-02-15 | 2022-06-14 | 江阴市锦泽建设工程有限公司 | Municipal pipeline pull throughs |
| CN217204593U (en) * | 2022-01-15 | 2022-08-16 | 刘铭 | Dredging device for water conservancy pipeline |
| CN217759254U (en) * | 2022-07-22 | 2022-11-08 | 无锡市公用水务投资有限公司 | Dredging device for urban underground drainage pipeline |
| CN217941225U (en) * | 2022-07-22 | 2022-12-02 | 陆正平 | Water conservancy passageway removes silt equipment |
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- 2023-08-24 CN CN202311075594.8A patent/CN116856530B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015123399A (en) * | 2013-12-26 | 2015-07-06 | 東亜グラウト工業株式会社 | Duct cleaning device |
| CN210098436U (en) * | 2019-03-05 | 2020-02-21 | 张延辉 | Dredging device that foldable drill bit oil production pipe skidded |
| CN111364584A (en) * | 2020-04-13 | 2020-07-03 | 朱士红 | Municipal drainage pipeline blockage dredging device and implementation method thereof |
| CN112726804A (en) * | 2020-12-18 | 2021-04-30 | 安徽丰达园林工程有限公司 | Pipeline dredging and dredging method |
| CN217204593U (en) * | 2022-01-15 | 2022-08-16 | 刘铭 | Dredging device for water conservancy pipeline |
| CN216739994U (en) * | 2022-02-15 | 2022-06-14 | 江阴市锦泽建设工程有限公司 | Municipal pipeline pull throughs |
| CN217759254U (en) * | 2022-07-22 | 2022-11-08 | 无锡市公用水务投资有限公司 | Dredging device for urban underground drainage pipeline |
| CN217941225U (en) * | 2022-07-22 | 2022-12-02 | 陆正平 | Water conservancy passageway removes silt equipment |
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| CN116856530A (en) | 2023-10-10 |
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