CN211599918U - Effective rotation-preventing tractive head of inside lining - Google Patents
Effective rotation-preventing tractive head of inside lining Download PDFInfo
- Publication number
- CN211599918U CN211599918U CN202020045934.8U CN202020045934U CN211599918U CN 211599918 U CN211599918 U CN 211599918U CN 202020045934 U CN202020045934 U CN 202020045934U CN 211599918 U CN211599918 U CN 211599918U
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- guide cone
- outer sheath
- steel
- rear end
- bushing pipe
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- 229910000831 Steel Inorganic materials 0.000 claims description 23
- 239000010959 steel Substances 0.000 claims description 23
- 238000005096 rolling process Methods 0.000 claims description 8
- 238000005242 forging Methods 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 4
- 238000010009 beating Methods 0.000 abstract description 2
- 238000007790 scraping Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000000916 dilatatory effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model provides an inner liner is with preventing changeing tractive head, includes that the pulling force is followed board, guide cone, prevents the device that twists reverse, oversheath, interior bushing pipe and connects fixing device, and the pulling force is followed board rear end and guide cone front end welded connection, and guide cone rear end and oversheath front end welded connection prevent the device that twists reverse and install in guide cone outer wall slotted hole through the fixture block, and oversheath rear portion opening is inside to be provided with interior bushing pipe and connects fixing device. Prevent the device that twists reverse through what the tractive head was equipped with, make interior bushing pipe can not produce the twisting of axis direction in the installation, avoid interior bushing pipe to appear beating when long distance pipeline passes through and turn round, improve final pipeline inside lining quality, the utility model discloses tractive head structure is simple, but interior bushing pipe of high-speed joint is crossing in-process protection connecting end portion and can not the scraping damage, and construction safety has good comprehensive economic benefits.
Description
Technical Field
The utility model relates to a tractive device is used in dilatory, especially relates to an effective anti-rotation tractive head of inside lining, belongs to pipeline restoration technical field.
Background
In order to save urban land resources, pipelines are generally laid underground or below bridges in urban construction, are in shallow layers for a long time and are easy to rust and damage in dark and humid environments. When a pipeline is repaired by the conventional repairing method for additionally installing the lining pipe, the pipeline to be repaired needs to be cut off from an original main pipe, then a lining hose is used for repairing the lining of the local pipeline to be repaired, the lining pipe penetrates into the old pipeline through a pulling head and then moves in the pipeline under the pulling action of a steel wire rope, and the lining pipe is driven to continuously enter the inside of the old pipeline. The traction head continuously scrapes the inner wall of the pipeline to generate torsion in the axial direction in the traction crossing process, and the torsion is particularly obvious when the pipeline passes through a long distance, so that the lining pipe is twisted, and the final lining quality of the pipeline is influenced.
It is against this background that the present patent application proposes an anti-rotation puller for a lined pipe.
SUMMERY OF THE UTILITY MODEL
The main object of the present invention is to overcome the above disadvantages of the prior art, and to provide an anti-rotation pulling head for lining pipe.
The utility model discloses a realize by following technical scheme:
an anti-rotation traction head for an inner lining pipe comprises a traction edge plate, a guide cone, an anti-rotation device, an outer sheath and an inner lining pipe connecting and fixing device,
the dragging force edge plate is a connecting plate formed by cutting and processing a steel plate, a hole meeting the mounting requirement of a steel wire rope shackle is formed in the front end of the dragging force edge plate, and the rear end of the dragging force edge plate is welded and connected with the front end of the guide cone;
the guide cone is a cone-shaped body processed by a steel forging, the rear end of the guide cone is welded with the front end of the outer sheath, and a slotted hole for installing the anti-torsion device is formed in the outer wall of the guide cone;
the anti-torsion device is composed of a plurality of groups of rolling shafts, a bearing body and a protective sleeve, the rolling shafts are wound and surrounded outside the bearing body, a rubber sleeve is arranged outside the rolling shafts, and the anti-torsion device is arranged in a groove hole in the outer wall of the guide cone through a clamping block;
the outer sheath is a short section made of a steel pipe, the outer diameter of the outer sheath is the same as that of the rear end part of the guide cone, the front end of the outer sheath is welded with the rear end of the guide cone, and the inner lining pipe connecting and fixing device is arranged in the opening at the rear part of the outer sheath;
the lining pipe connecting and fixing device is composed of three groups of steel short shafts, and two ends of each short shaft are respectively welded and connected with the inner wall of the outer sheath.
The three groups of steel short shafts form a structure shaped like a Chinese character 'ri'.
The utility model has the advantages that: due to the adoption of the technical proposal of the utility model,
prevent the device that twists reverse through what the tractive head was equipped with, make interior bushing pipe can not produce the twisting of axis direction in the installation, avoid interior bushing pipe to appear beating when long distance pipeline passes through and turn round, improve final pipeline inside lining quality, the utility model discloses tractive head structure is simple, but interior bushing pipe of high-speed joint is crossing in-process protection connecting end portion and can not the scraping damage, and construction safety has good comprehensive economic benefits.
The present invention will be further explained with reference to the drawings and examples.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the preferred embodiment of the present invention;
FIG. 2 is a schematic front view of a preferred embodiment of the present invention;
fig. 3 is a rear view of the preferred embodiment of the present invention.
Wherein: 1. a drag force edge plate; 2. a guide cone; 3. an anti-twist device; 4. an outer sheath; 5. the lining pipe is connected with the fixing device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, the utility model relates to an anti-rotation traction head for lining pipe, include: 1-a dragging force edge plate, 2-a guide cone, 3-an anti-twisting device, 4-an outer sheath and 5-a lining pipe connecting and fixing device.
The 1-dragging force edge plate is a connecting plate cut and processed by a steel plate, the front end is provided with a hole to meet the installation of a steel wire rope shackle, the rear end is welded with the rear 2-guide cone into a whole, and the installation is centrally and symmetrically arranged. The inner lining pipe arranged at the rear part is drawn under the action of a traction winch through the connection with the steel wire rope lockset.
The 2-guide cone is a cone-shaped body which is processed by a steel forging piece, has a taper at the front end and a straight section at the rear part, the front end is welded with the rear end of the 1-dragging edge plate, and the rear end is coaxially welded with the 4-outer sheath into a whole. The groove is provided with 3-anti-torsion devices, 3-4 pieces are distributed in the circumferential direction, and the specific installation number is finally determined according to analysis of the size and anti-torsion capability.
The 3-anti-twisting device adopts a chain structure formed by connecting a plurality of groups of rolling shafts through connecting rods, the chain structure is wound on a bearing body enclosed inside the chain structure, the chain structure can roll around the bearing body to move, and meanwhile, the rolling shafts can rotate on the bearing body, so that the effect of reducing resistance when the traction head moves axially is realized. The rubber sleeve is integrally manufactured outside the roller and is extruded and installed with the inner wall of the old pipeline to a certain degree, and when the pulling head moves axially and can twist, the rubber sleeve and the inner wall of the old pipeline extrude to limit the twisting of the pulling head. The 3-anti-twist device is arranged in a groove formed in the 2-guide cone in a clamping block or bolt connection mode and is fixed into a whole.
And 4, the outer sheath is a short section made of a steel pipe, the outer diameter of the short section is consistent with that of the straight section at the rear part of the 2-guide cone, the wall thickness is determined according to the calculation and analysis requirements, and the inner 5-lining pipe in the rear end of the short section is mainly protected from being scratched in the passing process. The front end is welded with the rear part of the 2-guide cone into a whole in a welding mode. The 5-lining pipe connecting and fixing device is welded at the set position inside the rear opening of the device.
The 5-lining pipe connecting and fixing device is characterized in that 3 steel short shafts are arranged in parallel in the opening at the rear end of the 4-outer sheath at certain intervals, and two ends of the connecting and fixing device are welded and fixed with the inner wall of the opening in a welding mode. The steel short shafts form a structure in a shape like a Chinese character 'ri', so that the end parts of the folded lining pipes pass through the short shafts to be turned and folded, and then the lining pipes can be firmly fixed by clamping or binding, and the lining pipes are prevented from being separated in the passing process.
The utility model discloses installation embodiment as follows:
the first step is as follows:
according to the specification and the size of the old pipeline to be penetrated and the requirement of the pulling force of the penetrating length, the design analysis of the pulling head is completed, then 1-pulling force edge plate, 2-guiding cone, 3-anti-twisting device, 4-outer sheath and 5-lining pipe connecting and fixing device are manufactured according to the drawing, and the anti-rotation pulling head for the lining pipe is assembled by welding or mechanical connection according to the position requirement and is transported to the construction site.
The second step is that:
and (3) mounting the folded lining pipe on a 5-lining pipe connecting and fixing device for connection and fixation, and connecting the end part of the steel wire rope which passes through the old pipeline in advance with the 1-dragging edge plate through a shackle. And starting the winch for traction, driving the anti-rotation traction head for the lining pipe by the traction of the steel wire rope, and pulling the lining pipe into and out of the old pipeline to finish the crossing of the lining pipe.
The third step:
and the end part shackle of the release steel wire rope is connected with the 1-pulling force edge plate, and the end part of the lining pipe which is fixedly connected on the 5-lining pipe connecting and fixing device is released and moved out.
The fourth step:
and recovering the traction heads, and performing necessary maintenance for subsequent project use or storage requirements.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (2)
1. The utility model provides an effective anti-rotation tractive head of inside lining, includes that the pulling force is along board, guide cone, anti-twist device, oversheath, interior bushing pipe connection fixing device, its characterized in that:
the dragging force edge plate is a connecting plate formed by cutting and processing a steel plate, a hole meeting the mounting requirement of a steel wire rope shackle is formed in the front end of the dragging force edge plate, and the rear end of the dragging force edge plate is welded and connected with the front end of the guide cone;
the guide cone is a cone-shaped body processed by a steel forging, the rear end of the guide cone is welded with the front end of the outer sheath, and a slotted hole for installing the anti-torsion device is formed in the outer wall of the guide cone;
the anti-torsion device is composed of a plurality of groups of rolling shafts, a bearing body and a protective sleeve, the rolling shafts are wound and surrounded outside the bearing body, a rubber sleeve is arranged outside the rolling shafts, and the anti-torsion device is arranged in a groove hole in the outer wall of the guide cone through a clamping block;
the outer sheath is a short section made of a steel pipe, the outer diameter of the outer sheath is the same as that of the rear end part of the guide cone, the front end of the outer sheath is welded with the rear end of the guide cone, and the inner lining pipe connecting and fixing device is arranged in the opening at the rear part of the outer sheath;
the lining pipe connecting and fixing device is composed of three groups of steel short shafts, and two ends of each short shaft are respectively welded and connected with the inner wall of the outer sheath.
2. The anti-rotation pulling head for the lined pipe as recited in claim 1, wherein: the three groups of steel short shafts form a structure shaped like a Chinese character 'ri'.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020045934.8U CN211599918U (en) | 2020-01-10 | 2020-01-10 | Effective rotation-preventing tractive head of inside lining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020045934.8U CN211599918U (en) | 2020-01-10 | 2020-01-10 | Effective rotation-preventing tractive head of inside lining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211599918U true CN211599918U (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020045934.8U Active CN211599918U (en) | 2020-01-10 | 2020-01-10 | Effective rotation-preventing tractive head of inside lining |
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| Country | Link |
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| CN (1) | CN211599918U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112875209A (en) * | 2021-01-22 | 2021-06-01 | 万维新材料科技(浙江)有限公司 | Full-automatic folding material loading conveyer |
-
2020
- 2020-01-10 CN CN202020045934.8U patent/CN211599918U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112875209A (en) * | 2021-01-22 | 2021-06-01 | 万维新材料科技(浙江)有限公司 | Full-automatic folding material loading conveyer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230929 Address after: Room 502, Gate 2, Building 2, Xincheng Lane, Yaocun, Jingwu Town, Xiqing District, Tianjin, 300380 Patentee after: Gao Zhitao Patentee after: Zhang Junjie Patentee after: Li Xian Patentee after: Qin Kai Address before: 300380 No.68, B type, area a, Xiyuan villa, No.7 bridge, outer ring road, Zhongbei Town, Xiqing District, Tianjin Patentee before: TIANJIN ENERGY SOLUTION TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231119 Address after: 300380 No.68, B type, area a, Xiyuan villa, No.7 bridge, outer ring road, Zhongbei Town, Xiqing District, Tianjin Patentee after: TIANJIN ENERGY SOLUTION TECHNOLOGY Co.,Ltd. Address before: Room 502, Gate 2, Building 2, Xincheng Lane, Yaocun, Jingwu Town, Xiqing District, Tianjin, 300380 Patentee before: Gao Zhitao Patentee before: Zhang Junjie Patentee before: Li Xian Patentee before: Qin Kai |