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CN-122013878-A - Pipe culvert cleaning device and method

CN122013878ACN 122013878 ACN122013878 ACN 122013878ACN-122013878-A

Abstract

The invention discloses a pipe culvert cleaning device and a pipe culvert cleaning method, which aim at solving the technical problem that the prior art lacks special cleaning equipment for special structures of pipe culverts. The device comprises a vehicle body and a portal frame on the vehicle body, wherein a rotary mechanism is arranged at the top of the portal frame and is connected with a movable arm and a scarifying head, a scraper conveying mechanism is connected with the portal frame through a square sliding shell, the front end of the scraper conveying mechanism is connected with a bucket device, crawler travelling mechanisms are arranged on two sides of the vehicle body, and crawler telescopic mechanisms are arranged at the bottom of the vehicle body. The method comprises the steps of adjusting the position of a movable arm and a scarifying head, adjusting the ground leaving height of a bucket device, changing the width and the inclination angle of a crawler travelling mechanism, driving the scarifying head to loosen accumulated soil, collecting the accumulated soil through the bucket device, and conveying the accumulated soil backwards through a scraper conveying mechanism. The invention adapts to pipe culverts with different cross-section shapes through the adjustable crawler mechanism, thereby realizing high-efficiency continuous operation.

Inventors

  • CHEN ZHIJIANG
  • GAO SHANGTAI
  • ZHU BIN
  • LIANG YUWEI
  • CHEN LIANBING
  • ZHANG ZHIFENG
  • LUO HUA
  • Shi Jiatan
  • Gan Chuansi
  • He Qiangjiang
  • HUANG HAO
  • WANG XIAO
  • LI XINGWEN
  • CAI KANGQIANG

Assignees

  • 广东能达公路养护股份有限公司
  • 广东茂湛高速公路有限公司

Dates

Publication Date
20260512
Application Date
20260330

Claims (10)

  1. 1. The pipe culvert cleaning device is characterized by comprising a vehicle body (14) and a portal frame (4) fixedly connected to the vehicle body (14), wherein a slewing mechanism (3) is arranged at the top of the portal frame (4); A movable arm (2), one end of which is connected to the top of the slewing mechanism (3), and the other end of which is connected with a scarifying head (1); The scraper conveying mechanism (6) is connected to the portal (4) through a square sliding shell (12), and the front end of the scraper conveying mechanism (6) is connected with a bucket device (9); The crawler belt type vehicle is characterized in that crawler belt travelling mechanisms (8) are arranged on two sides of the vehicle body (14), a crawler belt telescopic mechanism (15) is arranged at the bottom of the vehicle body (14), and the crawler belt telescopic mechanism (15) is connected with the crawler belt travelling mechanisms (8) on two sides of the vehicle body (14).
  2. 2. The pipe culvert cleaning device according to claim 1, wherein the track telescoping mechanism (15) is connected with the vehicle body (14) through an adjusting screw (17), a screw slider (151) is arranged on the adjusting screw (17), and the screw slider (151) is connected with the track travelling mechanism (8) through a scissor type connecting rod mechanism.
  3. 3. A pipe culvert cleaning device in accordance with claim 1, characterized in that the swing mechanism (3) comprises a swing bearing (34) fixed on the gantry (4), a connecting plate (33) is mounted on the swing bearing (34), and a movable arm connecting lug plate (31) is arranged on the connecting plate (33).
  4. 4. A pipe culvert cleaning apparatus in accordance with claim 1, wherein said scraper conveyor mechanism (6) comprises a support pipe (65), a screw head (61) provided at a front end of said support pipe (65), and a plurality of scrapers (62) provided at a periphery of said support pipe (65) and driven by a chain (66).
  5. 5. A pipe culvert cleaning apparatus in accordance with claim 4 wherein said screw head (61) comprises a bowl (613) and screw blades (611) attached to an outer surface of said bowl (613), the direction of rotation of said screw blades (611) being configured to funnel material toward the middle.
  6. 6. The pipe culvert cleaning device of claim 1, wherein the bucket device (9) comprises a bucket body (92), a bottom plate clamping groove (93) is welded at the bottom of the bucket body (92), and a bottom plate (94) is installed between the bucket body (92) and the bottom plate clamping groove (92).
  7. 7. A pipe culvert cleaning device in accordance with claim 1, characterized in that the boom (2) is connected to the mast (4) via a boom cylinder (11), and the bucket device (9) is connected to the mast (4) via a bucket cylinder (10).
  8. 8. A pipe culvert cleaning method, characterized in that it is realized based on the pipe culvert cleaning device of any one of claims 1 to 7, comprising: adjusting the position of the movable arm (2) and the scarifying head (1) according to the pipe culvert to be cleaned; The height of the bucket device (9) above the ground is adjusted by adjusting the position of the scraper conveying mechanism (6); The width and the inclination angle of the crawler travelling mechanism (8) are changed through the crawler telescopic mechanism (15); The scarification head (1) is driven to rotate to loosen the accumulated soil, the accumulated soil is collected through the bucket device (9), and the accumulated soil is conveyed backwards through the scraper conveying mechanism (6).
  9. 9. The method according to claim 8, wherein adjusting the position of the boom (2) and the raking head (1) according to the pipe culvert to be cleaned comprises: the movable arm (2) is connected with the portal frame (4) through a movable arm oil cylinder (11), and the positions of the scarification head (1) and the movable arm (2) are adjusted through adjusting the movable arm oil cylinder (11) until the scarification head can enter the culvert and does not collide with the inner wall of the culvert.
  10. 10. A method according to claim 8, characterized in that said adjusting the ground clearance of the bucket arrangement (9) by adjusting the position of the blade transport mechanism (6) comprises: the bucket device (9) is connected with the portal (4) through a bucket oil cylinder (10), and the height of the front end of the scraper conveying mechanism (6) and the height of the bucket device (9) are changed by adjusting the bucket oil cylinder (10).

Description

Pipe culvert cleaning device and method Technical Field The invention relates to the field of pipe culvert cleaning, in particular to a pipe culvert cleaning device and a pipe culvert cleaning method. Background Underground tubular structures such as culverts, municipal pipelines, water conservancy water delivery tunnels and the like are influenced by water flow scouring, soil migration and surface sediment invasion in long-term operation, and impurities such as silt and broken stone are easily deposited at the bottom, so that the water flow section is reduced, the drainage capacity is reduced, and pipeline blockage, waterlogging and structural damage are caused in severe cases. Therefore, regular cleaning of the accumulated soil is a key to ensuring the pipeline function. At present, the pipe culvert cleaning mainly relies on the following methods of manual cleaning, namely the problems of high labor intensity, low efficiency, severe working environment (such as a closed space and toxic gas risk) and the like, the adoption of general machines such as a small excavator or a loader and the like, the structure of the machine is fixed, the adaptability is poor, flexible operation in a round or rectangular pipe culvert is difficult, the function is single, the trafficability is insufficient, and the high-pressure water gun flushing or vacuum suction technology is adopted, so that the method is applicable to fine sand or sludge, but has poor cleaning effect on the bonded clay, stone or garbage mixed soil, and meanwhile, large water sources, sewage treatment equipment and transportation vehicles are matched, the cost is high, the operation flow is complex, and the application scene is limited. In summary, the prior art lacks a high-efficiency special cleaning device which can simultaneously adapt to special structures of round and rectangular culverts, integrate loosening, collecting, conveying and obstacle avoidance functions. There is a need to develop a soil accumulation cleaning vehicle with adjustable track tread, changeable bucket shape and high adaptability so as to solve the technical problems of low cleaning efficiency, high cost, insufficient adaptability and the like. Disclosure of Invention The invention aims to provide a pipe culvert cleaning device and a pipe culvert cleaning method, which aim to solve the technical problem that the prior art lacks special cleaning equipment aiming at a special structure of a pipe culvert. In order to achieve the above purpose, the present invention adopts the following technical scheme: The invention provides a pipe culvert cleaning device which comprises a vehicle body and a portal frame fixedly connected to the vehicle body, wherein a slewing mechanism is arranged at the top of the portal frame, one end of a movable arm is connected to the top of the slewing mechanism, the other end of the movable arm is connected with a scarification head, a scraper conveying mechanism is connected to the portal frame through a square sliding shell, the front end of the scraper conveying mechanism is connected with a bucket device, crawler travelling mechanisms are arranged on two sides of the vehicle body, and crawler telescopic mechanisms are arranged at the bottom of the vehicle body and connected with the crawler travelling mechanisms on two sides of the vehicle body. The crawler telescopic mechanism is connected with the vehicle body through an adjusting screw, a screw slider is arranged on the adjusting screw, and the screw slider is connected with the crawler travel mechanism through a scissor type connecting rod mechanism. The slewing mechanism comprises a slewing bearing fixed on the portal frame, a connecting plate is arranged on the slewing bearing, and a movable arm connecting lug plate is arranged on the connecting plate. The scraper conveying mechanism comprises a supporting tube, a spiral working head arranged at the front end of the supporting tube and a plurality of scrapers which are arranged on the periphery of the supporting tube and driven by chains. The spiral working head comprises a roller and a spiral blade connected to the outer surface of the roller, and the rotation direction of the spiral blade is set to enable materials to be gathered in the middle. The scraper bowl device includes the scraper bowl main part, and scraper bowl main part bottom welded connection has the bottom plate draw-in groove, installs the bottom plate between scraper bowl main part and the bottom plate draw-in groove. The movable arm is connected with the door frame through a movable arm oil cylinder, and the bucket device is connected with the door frame through a bucket oil cylinder. The invention also provides a pipe culvert cleaning method, which is realized based on the pipe culvert cleaning device and comprises the steps of adjusting the positions of the movable arm and the scarfing head according to the pipe culvert to be cleaned; the scraper blade conveying mechanism is