CN113998578A - Large pipe installation auxiliary method in limited space - Google Patents
Large pipe installation auxiliary method in limited space Download PDFInfo
- Publication number
- CN113998578A CN113998578A CN202111301111.2A CN202111301111A CN113998578A CN 113998578 A CN113998578 A CN 113998578A CN 202111301111 A CN202111301111 A CN 202111301111A CN 113998578 A CN113998578 A CN 113998578A
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- China
- Prior art keywords
- pipeline
- transportation
- base plate
- limited space
- installing
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/16—Slings with load-engaging platforms or frameworks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
Abstract
The invention discloses an auxiliary method for installing large pipes in a limited space, which belongs to the technical field of building construction, and comprises a large pipeline, a transportation base plate and a winch, wherein the transportation base plate consists of a bottom plate and a group of hangers welded at two ends of the bottom plate, the front end of a steel wire rope of the winch is provided with a right forked hook rope and a left forked hook rope which are used for being connected with the transportation base plate, and the auxiliary method for installing comprises the following steps: s1: preparing a cushion layer; s2: preparing for installation; s3: preparing for transportation; s4: starting transportation; s5: separating and homing. The invention realizes the safe and efficient transportation of the large concrete pipeline to the area to be installed in the limited space area, thereby not only improving the working efficiency of the transportation and installation of the large concrete pipeline in the limited space, but also ensuring the safety of the pipeline and surrounding structures in the transportation process.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to an auxiliary method for mounting a large pipe in a limited space.
Background
Concrete pipelines are widely used as one of main materials of drainage pipeline engineering, residents of old communities are saturated in the year, the drainage capacity is increased, and the original small-diameter pipelines cannot meet the increasing drainage requirements, so that the replacement of the original pipelines into large concrete pipelines is an essential ring in the process of modifying the old communities. When a large pipeline is installed, a large crane is adopted to hoist the pipeline to a position to be installed on one side of a pipeline groove to be installed under a common condition, and the pipeline is installed in an auxiliary mode through manual cooperation with machinery. This method is the simplest but very limited: one side of the pipeline groove needs enough plane positions to be used for erecting a crane; secondly, no obstacle exists in the movement area of a suspender of the crane, and no high-low pressure bar line exists 3 meters outside the movement area of the suspender; and thirdly, the hoisting area of the suspender is limited, the crane erection position needs to be frequently moved, and the installation efficiency is low.
Disclosure of Invention
In order to solve the technical problems, the inventor obtains the technical scheme of the invention through practice and summary, the invention discloses an auxiliary method for installing large pipes in a limited space, which comprises a large pipeline, a transportation base plate and a winch, and the transportation method comprises the following steps:
s1: mat preparation
Paving a layer of thin coarse sand on the concrete cushion layer in the groove;
s2: preparation for installation
Placing the transportation base plate on the cushion layer, and installing windlasses at two ends of the groove;
s3: preparation for shipping
Hoisting a large pipeline to be installed and placing the large pipeline on the transport base plate, wherein a winch at one end of the groove close to the position to be installed is connected with one side, close to the position to be installed, of the transport base plate through a steel wire rope;
s4: start of transportation
The winch pulls the transportation base plate through the steel wire rope to move the large pipeline to a position where the pipeline is to be installed;
s5: separate homing
After the large pipeline reaches the position to be installed, firstly, the steel wire rope on the transport base plate is taken down, and the steel wire rope is connected with the large pipeline; then connecting the winch at the other end of the groove with one side of the transportation base plate far away from the position to be installed, and simultaneously starting the two winches to separate the large pipeline from the transportation base plate; and finally, dragging and installing the large pipeline by manually matching with a winch, and dragging the transport base plate back to the initial position by the winch positioned at the other end of the groove.
Further, in S2, the transportation backing plate includes the bottom plate that is used for placing large-scale pipeline to and a set of hangers of fixed connection at bottom plate both ends, the both ends that the hangers was installed to the bottom plate upwards perk a little, reduce the resistance in the transportation and be convenient for the couple.
Furthermore, a limiting block is arranged at one end, far away from the to-be-installed position, of the bottom plate, so that sliding friction between the large pipeline and the transportation base plate in the transportation process is prevented.
Furthermore, the hangers and the bottom plate are fixedly connected into an integral structure by welding or directly processing.
Furthermore, the rubber layer is arranged on the upper surface of the bottom plate, so that the damage to the pipeline caused by friction when the large pipeline is separated from the transportation base plate is reduced.
Further, in S2, the front end of the steel wire rope is provided with a right branch hook rope and a left branch hook rope for connecting with the transportation mat.
Furthermore, the right and left branch hook ropes and the steel wire rope are integrated.
Compared with the prior art, the invention can obtain the following technical effects:
the invention aims at how to quickly realize pipeline installation in a limited space, and has the advantages of small space limitation and high operation efficiency in the limited space.
The large-scale pipeline is hoisted and placed on the transport base plate in the groove, the transport base plate is dragged by the winch to transport the large-scale pipeline to the to-be-installed position and to be installed in an auxiliary mode, the limitation of hoisting the large-scale pipeline by the crane in the original limited space is broken through, the large-scale concrete pipeline is transported to the to-be-installed area and installed in the limited space area safely and efficiently, the working efficiency of transporting and installing the large-scale pipeline in the limited space is effectively improved, and meanwhile, the safety of the pipeline, peripheral structures and pole lines in the transportation process is also ensured.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic illustration of the operation of a transportation process in an embodiment of the present invention;
FIG. 2 is a schematic diagram of a transport mat for placing large pipes according to an embodiment of the present invention.
In the figure: 1. a large pipe; 2. transporting the base plate; 3. hanging a lug; 4. coarse sand; 5. a wire rope; 51. a right bifurcated hooking rope; 52. a left bifurcated hooking rope; 6. a concrete cushion; 7. and a limiting block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The application of the principles of the present invention will be further described with reference to the accompanying drawings and specific embodiments.
Examples
As shown in fig. 1-2, an auxiliary method for installing a large pipe in a limited space comprises a large pipeline 1, a transportation base plate 2 consisting of a bottom plate and a group of hangers 3 welded at two ends of the bottom plate, and a winch.
The two ends of the bottom plate, which are provided with the hanging lugs 3, are slightly raised upwards, the end, which is far away from the position to be installed, of the bottom plate is provided with a limiting block 7, and the upper surface of the bottom plate is paved with a rubber layer.
The front end of the steel wire rope 5 of the winch forms a right forked hook rope 51 and a left forked hook rope 52 which are respectively connected with the hangers 3 on the transport backing plate 2, and the winch controls the transport backing plate 2 to move forwards and backwards.
The specific transportation process is as follows:
s1: mat preparation
Paving a layer of thin coarse sand 4 on the concrete cushion 6 in the groove;
s2: preparation for installation
Placing the transportation base plate 2 on the cushion layer, and installing windlasses at two ends of the groove;
s3: preparation for shipping
Hoisting a large pipeline 1 to be installed and placing the large pipeline on a transport base plate 2, wherein a winch at one end of a groove close to the position to be installed is connected with one side, close to the position to be installed, of the transport base plate 2 through a steel wire rope 5;
s4: start of transportation
The winch pulls the transportation base plate 2 through the steel wire rope 5 to move the large pipeline 1 to a position where the pipeline is to be installed;
s5: separate homing
After the large-scale pipeline 1 reaches a position to be installed, firstly, the steel wire rope 5 on the transport base plate 2 is taken down, and the steel wire rope 5 is connected with the large-scale pipeline 1; then connecting the winch at the other end of the groove with one side of the transportation backing plate 2 far away from the position to be installed, and simultaneously starting the two winches to separate the large pipeline 1 from the transportation backing plate 2; and finally, manually matching with a winch to drag and install the large pipeline 1 to be sequentially connected with the previous pipeline, and dragging the transport base plate 2 back to the initial position by the winch positioned at the other end of the groove.
The working principle is as follows: place on the transport backing plate 2 of ditch inslot through hoisting large pipeline 1 to the rolling friction that is close to the hoist that treats the mounted position and pulls transport backing plate 2 and pipeline concrete cushion 6 and the coarse sand 4 on bed course upper portion transports large pipeline 1 to treating the mounted position and supplementary completion piping erection, and the hoist that the rethread kept away from treating the mounted position is with transporting backing plate 2 separation playback.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. The installation auxiliary method for the large pipes in the limited space comprises a large pipeline (1), a transportation base plate (2) and a winch, and is characterized by comprising the following steps:
s1: mat preparation
Paving a layer of thin coarse sand (4) on the concrete cushion (6) in the groove;
s2: preparation for installation
Placing the transportation base plate (2) on the cushion layer, and installing windlasses at two ends of the groove;
s3: preparation for shipping
Hoisting a large pipeline (1) to be installed and placing the large pipeline on a transport base plate (2), wherein one end of a groove, which is close to the position to be installed, is connected with one side, which is close to the position to be installed, of the transport base plate (2) through a steel wire rope (5);
s4: start of transportation
The winch pulls the transport base plate (2) through a steel wire rope (5) to move the large pipeline (1) to a position where the pipeline is to be installed;
s5: separate homing
After the large pipeline (1) reaches a position to be installed, firstly, taking down the steel wire rope (5) on the transportation base plate (2) and connecting the steel wire rope (5) with the large pipeline (1); then connecting the winch at the other end of the groove with one side of the transportation backing plate (2) far away from the position to be installed, and simultaneously starting the two winches to separate the large pipeline (1) from the transportation backing plate (2); and finally, manually matching with a winch to drag and install the large pipeline (1) to be sequentially connected with the previous pipeline, and dragging the transport base plate (2) back to the initial position by the winch positioned at the other end of the groove.
2. The method for assisting in installing the large pipe in the limited space according to claim 1, wherein: and in the S2, the transportation backing plate (2) comprises a bottom plate for placing the large pipeline (1) and a group of hangers (3) fixedly connected to the two ends of the bottom plate, and the two ends of the bottom plate, which are provided with the hangers, are slightly tilted upwards.
3. The method for assisting in installing the large pipe in the limited space according to claim 2, wherein: and a limiting block (7) for positioning the large pipeline (1) is arranged at one end of the bottom plate, which is far away from the position to be installed.
4. The method for assisting in installing the large pipe in the limited space according to claim 2, wherein: the hanging lug (3) and the bottom plate are fixedly connected into a whole by welding or directly processing.
5. The method for assisting in installing the large pipe in the limited space according to any one of claims 2 to 4, wherein the method comprises the following steps: the upper surface of the bottom plate is provided with a rubber layer.
6. The method for assisting in installing the large pipe in the limited space according to claim 1, wherein: in the S2, the front end of the steel wire rope (5) is provided with a right forked hook rope (51) and a left forked hook rope (52) which are used for being connected with the transport base plate (2).
7. The method for assisting in installing the large pipe in the limited space according to claim 6, wherein: the right forked hook rope (51), the left forked hook rope (52) and the steel wire rope (5) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111301111.2A CN113998578A (en) | 2021-11-04 | 2021-11-04 | Large pipe installation auxiliary method in limited space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111301111.2A CN113998578A (en) | 2021-11-04 | 2021-11-04 | Large pipe installation auxiliary method in limited space |
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| Publication Number | Publication Date |
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| CN113998578A true CN113998578A (en) | 2022-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111301111.2A Pending CN113998578A (en) | 2021-11-04 | 2021-11-04 | Large pipe installation auxiliary method in limited space |
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Citations (10)
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|---|---|---|---|---|
| CN202264775U (en) * | 2011-09-23 | 2012-06-06 | 中国石化集团江汉石油管理局油田建设工程公司 | Pipeline transporting trolley |
| CN102774411A (en) * | 2012-08-02 | 2012-11-14 | 樊荣 | Pipe transport vehicle |
| CN103434808A (en) * | 2013-08-29 | 2013-12-11 | 成都阿朗科技有限责任公司 | Steel tube transportation method |
| CN203580748U (en) * | 2013-12-03 | 2014-05-07 | 四川石油天然气建设工程有限责任公司 | I-shaped tunnel pipe distribution trolley |
| CN104154325A (en) * | 2014-06-23 | 2014-11-19 | 中交一航局第二工程有限公司 | Installation adjustment device and method for large-diameter pipeline roadbed crossing casing |
| US20150354194A1 (en) * | 2014-06-10 | 2015-12-10 | Ronald Wayne Pruitt, JR. | Methods and systems for pulling pipe |
| CN209241145U (en) * | 2018-12-07 | 2019-08-13 | 河北科工建筑工程集团有限公司 | Pipeline conveying device |
| CN209469869U (en) * | 2019-01-18 | 2019-10-08 | 山西省工业设备安装集团有限公司 | The construction auxiliary mould of poling in a kind of major diameter heat supply pipeline push pipe |
| CN111928015A (en) * | 2020-07-21 | 2020-11-13 | 中国化学工程第七建设有限公司 | Pipeline dismantling and installing construction method in narrow space |
| CN214421662U (en) * | 2021-03-16 | 2021-10-19 | 河北省安装工程有限公司 | Device for pipeline transportation in narrow space |
-
2021
- 2021-11-04 CN CN202111301111.2A patent/CN113998578A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202264775U (en) * | 2011-09-23 | 2012-06-06 | 中国石化集团江汉石油管理局油田建设工程公司 | Pipeline transporting trolley |
| CN102774411A (en) * | 2012-08-02 | 2012-11-14 | 樊荣 | Pipe transport vehicle |
| CN103434808A (en) * | 2013-08-29 | 2013-12-11 | 成都阿朗科技有限责任公司 | Steel tube transportation method |
| CN203580748U (en) * | 2013-12-03 | 2014-05-07 | 四川石油天然气建设工程有限责任公司 | I-shaped tunnel pipe distribution trolley |
| US20150354194A1 (en) * | 2014-06-10 | 2015-12-10 | Ronald Wayne Pruitt, JR. | Methods and systems for pulling pipe |
| CN104154325A (en) * | 2014-06-23 | 2014-11-19 | 中交一航局第二工程有限公司 | Installation adjustment device and method for large-diameter pipeline roadbed crossing casing |
| CN209241145U (en) * | 2018-12-07 | 2019-08-13 | 河北科工建筑工程集团有限公司 | Pipeline conveying device |
| CN209469869U (en) * | 2019-01-18 | 2019-10-08 | 山西省工业设备安装集团有限公司 | The construction auxiliary mould of poling in a kind of major diameter heat supply pipeline push pipe |
| CN111928015A (en) * | 2020-07-21 | 2020-11-13 | 中国化学工程第七建设有限公司 | Pipeline dismantling and installing construction method in narrow space |
| CN214421662U (en) * | 2021-03-16 | 2021-10-19 | 河北省安装工程有限公司 | Device for pipeline transportation in narrow space |
Non-Patent Citations (1)
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| 卢华林;刘劲;: "浅析受限空间大型金属管道的安装工艺", 四川建筑, no. 06 * |
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