Search

CN-121199646-B - Dismounting device and dismounting method for water conveying and distributing pipeline

CN121199646BCN 121199646 BCN121199646 BCN 121199646BCN-121199646-B

Abstract

The application provides a water conveying and distributing pipeline dismounting device and a dismounting method, wherein the water conveying and distributing pipeline dismounting device comprises a lifting mechanism, a push-pull mechanism and a power source, wherein the power source is used for providing power for the lifting mechanism and the push-pull mechanism, the push-pull mechanism comprises two hoop assemblies and two linear push-pull assemblies, the two linear push-pull assemblies are arranged in parallel, a first end of each linear push-pull assembly is clamped on one hoop assembly, and a second end of each linear push-pull assembly is clamped on the other hoop assembly so as to drive the two hoop assemblies to be close to or far away from each other through the two linear push-pull assemblies. According to the application, the height and the horizontal position of the pipeline to be installed are adjusted through the lifting mechanism, and the pipeline to be installed is pushed and pulled through the linear push-pull assembly, so that the pipeline to be installed is installed or removed. The whole disassembly and assembly process does not need large machinery, the equipment is small in size, and the disassembly and assembly device can be applied to narrow and small-space positions such as tunnels or culverts and is convenient for disassembly and assembly of pipelines in narrow and small spaces.

Inventors

  • Tan Lingwu
  • Zou Kaizhan
  • Jing biao
  • LUO LONGLONG
  • ZHU ZHIJUN

Assignees

  • 中南水务工程有限公司

Dates

Publication Date
20260505
Application Date
20251127

Claims (6)

  1. 1. The dismounting device for the water delivery and distribution pipeline is characterized by comprising a lifting mechanism (2), a push-pull mechanism (1) and a power source (3), wherein the power source (3) is used for providing power for the lifting mechanism (2) and the push-pull mechanism (1); The push-pull mechanism (1) comprises two hoop assemblies (11) and two linear push-pull assemblies (12), the two linear push-pull assemblies (12) are arranged in parallel, the first ends of the two linear push-pull assemblies (12) are clamped on one hoop assembly (11), and the second ends of the two linear push-pull assemblies (12) are clamped on the other hoop assembly (11) so as to drive the two hoop assemblies (11) to be close to or far away from each other through the two linear push-pull assemblies (12); The lifting mechanism (2) comprises a U-shaped base (21), a sliding block (22), a supporting wheel set (23) and a driving component (24), wherein a first sliding groove (211) is formed in the U-shaped base (21) along the top of the bottom wall of the U, the sliding block (22) is connected in the first sliding groove (211) in a sliding mode, the supporting wheel set (23) is rotationally arranged on the sliding block (22) and is arranged in a cantilever mode in a direction away from the sliding block (22), the driving component (24) is mounted on the U-shaped base (21), the driving component (24) is used for driving the sliding block (22) to slide along the first sliding groove (211), the U-shaped base (21) comprises a bottom arm (214) and two extending arms (215) extending along one side of the bottom arm (214), the first sliding groove (211) is arranged above the bottom arm (214), the first sliding groove (211) extends along the length direction of the bottom arm (214), the two extending arms (215) are arranged to prevent the supporting wheel set (23) from overturning when a supporting pipeline (4) is mounted, the driving component (24) is arranged in a supporting mode, the two driving assemblies (24) respectively drive the two groups of sliding blocks (22) and the supporting wheel groups (23) to be close to or far away from each other, and the large-diameter end of the installed pipeline (5) is provided with the anchor ear assembly (11), the small-diameter end of the pipeline (4) to be installed is provided with the anchor ear assembly (11), and the anchor ear assembly (11) passes through the lower part of the pipeline (4) to be installed and is hooped on the small-diameter end of the pipeline (4) to be installed; The U-shaped base (21) is divided into two parts along the middle part, the two parts are detachably connected through a fastener (212), the dividing surface is intersected with a first sliding groove (211), the lifting mechanism (2) further comprises a base plate (25), second sliding grooves (213) are arranged on the U-shaped base (21), the second sliding grooves (213) are arranged in a space crossing mode with the first sliding grooves (211), two second sliding grooves (213) are arranged in parallel, the second sliding grooves (213) are arranged at the bottom of the U-shaped base (21), the base plate (25) is arranged in two, and the U-shaped base (21) is arranged on the two base plates (25) in a sliding mode through the second sliding grooves (213); The water delivery and distribution pipeline dismounting device is applied to a tunnel or a culvert; The water delivery and distribution pipeline dismounting method adopting the water delivery and distribution pipeline dismounting device comprises the following steps: Before installation, the pipeline (4) to be installed is placed on the ground, the small-diameter end of the pipeline (4) to be installed is clung to the ground, and the small-diameter end of the pipeline (4) to be installed needs to be lifted and moved towards the installed pipeline (5) during installation until the pipeline (4) to be installed is inserted into the installed pipeline (5); Two lifting mechanisms (2) are respectively arranged at two ends of a pipeline (4) to be installed, two driving assemblies (24) push two sliding blocks (22) to be close to each other, further, a supporting wheel set (23) is supported on the surface of the pipeline (4) to be installed, along with the fact that the driving assemblies (24) continuously push the sliding blocks (22) to be close to each other, the pipeline (4) to be installed moves upwards under the extrusion action of the supporting wheel set (23), the pipeline (4) to be installed is lifted upwards through the lifting mechanisms (2) so as to realize the adjustment of the height of the pipeline (4) to be installed, meanwhile, the relative positions of the two sliding blocks (22) relative to a U-shaped base (21) are adjusted through the two driving assemblies (24), further, the adjustment of the height and the horizontal position of the pipeline (4) to be installed is realized through the lifting mechanisms (2), the position of the pipeline (4) to be installed corresponds to the position of the installed pipeline (5), one hoop assembly (11) is locked at one end of the pipeline (4) to be installed, the other hoop assembly (11) is locked at one end of the pipeline (11) to be installed, and the other hoop assembly (11) is locked at two ends of the pipeline (11) to be linearly contracted and the pipeline (12) to be installed, and the two hoop assemblies (11) are locked at the end (12) to be linearly locked, and the other hoop assembly (11) is locked at the end is locked The U-shaped base (21), the sliding block (22) and the supporting wheel set (23) for supporting the pipeline (4) to be installed slide on the backing plate (25) to enable the pipeline (4) to be installed to move towards the installed pipeline (5) until the pipeline (4) to be installed is inserted into the installed pipeline (5); during operation, the two sections of bottom arms (214) are fastened and connected through the fastener (212), after the pipeline (4) to be installed is installed, the fastener (212) is loosened, at the moment, the two sections of bottom arms (214) are separated from each other, and the sliding blocks (22), the supporting wheel sets (23) and the driving piece which are installed on the two sections of bottom arms (214) are detached from two sides of the pipeline respectively.
  2. 2. The water distribution and delivery pipeline dismounting device of claim 1, wherein: the supporting wheel set (23) comprises a roller (231), and the roller (231) is horizontally and rotatably connected to the sliding block (22).
  3. 3. The water distribution and delivery pipeline dismounting device of claim 1, wherein: the supporting wheel set (23) comprises a wheel frame (232) and at least two rollers (231), and the middle part of the wheel frame (232) is hinged on the sliding block (22); the two rollers (231) are horizontally and rotatably connected to the two ends of the wheel frame (232).
  4. 4. A water distribution and delivery pipeline dismounting device as claimed in claim 3, wherein: The roller (231) comprises a roller body (2311), a wheel shaft (2312) and a protective layer (2313), wherein the roller body (2311) is coaxially connected with the wheel shaft (2312) in a rotating mode, the wheel shaft (2312) is hinged to the wheel frame (232), and the protective layer (2313) is circumferentially arranged on the wheel surface of the roller body (2311).
  5. 5. A water distribution and delivery pipeline dismounting device as claimed in claim 3, wherein: The roller (231) comprises a roller body (2311), a wheel shaft (2312) and a protective layer (2313), the roller body (2311) is fixedly connected with the wheel shaft (2312) in a coaxial mode, the wheel shaft (2312) is hinged to the wheel frame (232), and the protective layer (2313) is circumferentially arranged on the wheel surface of the roller body (2311); One end of the wheel axle (2312) is provided with a spanner clamping portion (2314), and the spanner clamping portion (2314) is arranged on one side far away from the sliding block (22).
  6. 6. The water distribution and delivery pipeline dismounting device of claim 1, wherein: the driving assembly (24) is one of a hydraulic cylinder or an electric push rod, the fixed end of the hydraulic cylinder or the fixed end of the electric push rod is fixedly connected to the U-shaped base (21), and the driving end of the hydraulic cylinder or the driving end of the electric push rod is fixedly connected to the sliding block (22).

Description

Dismounting device and dismounting method for water conveying and distributing pipeline Technical Field The invention relates to the technical field of pipeline disassembly and assembly, in particular to a disassembly and assembly device and a disassembly and assembly method for a water conveying and distributing pipeline. Background The water supply and drainage pipelines are particularly important for urban development, and the water supply pipelines and the drainage pipelines are planned in the early stage of urban construction and are constructed according to the design. In the construction process, a plurality of places with wide areas are generally hoisted and installed by adopting a crane or an excavator, the installation is relatively easy, the installation at a plurality of places with narrow space is problematic, and particularly when the pipeline is needed to be butted in a tunnel or a culvert, the large hoisting machinery cannot enter the tunnel or the culvert, so that the construction can only be performed manually by using a crowbar, a rope and a hammer head, the construction efficiency is low, and the pipeline is not easy to be butted well. When using crow bars and tup in the butt joint in-process, destroy the protective layer on pipeline surface easily to lead to the metal level in the pipeline to expose, thereby lead to when later stage use, pipeline surface rust accelerates the ageing of pipeline, causes pipeline life-span to shorten. In view of the foregoing, there is a need for a device and a method for disassembling a water distribution pipe to solve or at least partially solve the problems in the prior art. Disclosure of Invention The invention aims to provide a disassembly and assembly device for a water delivery and distribution pipeline, which aims to solve the technical problem that the existing pipeline disassembly and assembly device cannot be applied in a narrow space, and the specific technical scheme is as follows: The power source is used for providing power for the lifting mechanism and the push-pull mechanism, the push-pull mechanism comprises two hoop assemblies and two linear push-pull assemblies, the two linear push-pull assemblies are arranged in parallel, the first ends of the two linear push-pull assemblies are clamped on one hoop assembly, and the second ends of the two linear push-pull assemblies are clamped on the other hoop assembly so as to drive the two hoop assemblies to be close to or far away from each other through the two linear push-pull assemblies. The lifting mechanism comprises a U-shaped base, a sliding block, a supporting wheel set and a driving assembly, wherein a first sliding groove is formed in the U-shaped base along the top of the bottom wall of the U-shaped base, the sliding block is connected in the first sliding groove in a sliding mode, the supporting wheel set is rotationally arranged on the sliding block, the driving assembly is arranged on the U-shaped base and is used for driving the sliding block to slide along the first sliding groove, the sliding block, the supporting wheel set and the driving assembly are arranged in two groups, and the two driving assemblies respectively drive the two groups of sliding blocks and the supporting wheel set to be close to or far away from each other. Preferably, the U-shaped base is divided into two parts along the middle part, the two parts are detachably connected through a fastener, and the dividing surface is intersected with the first sliding groove. Preferably, the supporting wheel group comprises a roller, and the roller is horizontally and rotatably connected to the sliding block. Preferably, the supporting wheel set comprises a wheel frame and at least two rollers, the middle part of the wheel frame is hinged on the sliding block, and the two rollers are horizontally and rotatably connected at two ends of the wheel frame. Preferably, the roller comprises a roller body, a roller shaft and a protective layer, wherein the roller body is coaxially and rotatably connected with the roller shaft, the roller shaft is hinged on the roller frame, and the protective layer is circumferentially arranged on the roller surface of the roller body. The idler wheel comprises a wheel body, an axle and a protective layer, wherein the wheel body is coaxially and fixedly connected with the axle, the axle is hinged to the wheel frame, the protective layer is circumferentially arranged on the wheel surface of the wheel body, one end of the axle is provided with a wrench clamping part, and the wrench clamping part is arranged on one side far away from the sliding block. Preferably, the driving component is one of a hydraulic cylinder or an electric push rod, the fixed end of the hydraulic cylinder or the electric push rod is fixedly connected to the U-shaped base, and the driving end of the hydraulic cylinder or the electric push rod is fixedly connected to the sliding block. The lifting mechanism comprises a U-shaped