CN214838846U - Pipeline centering auxiliary device - Google Patents
Pipeline centering auxiliary device Download PDFInfo
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- CN214838846U CN214838846U CN202120896569.6U CN202120896569U CN214838846U CN 214838846 U CN214838846 U CN 214838846U CN 202120896569 U CN202120896569 U CN 202120896569U CN 214838846 U CN214838846 U CN 214838846U
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Abstract
The utility model discloses a pipeline centering auxiliary device, which comprises a first annular clamp, a second annular clamp and at least two opposite-pulling screw rods; the first annular hoop and the second annular hoop are composed of a fastening bolt, a rotating shaft and two stressed steel plates, one end of each stressed steel plate is provided with a hinged part, the other end of each stressed steel plate is provided with a fastening plate, and the stressed steel plates are provided with semicircular grooves positioned between the hinged parts and the fastening plates; the hinged parts of the two stressed steel plates in the first annular hoop or the second annular hoop are hinged through a rotating shaft, and the fastening plates on the two stressed steel plates are detachably connected through fastening bolts; all set up a screw rod hole on the atress steel sheet at least, it is downthehole to insert the screw rod on first annular clamp and the second annular clamp atress steel sheet in proper order to draw the one end of screw rod, is provided with straining nut to the both ends of drawing the screw rod. The utility model discloses can realize the accuracy of centering axis to nodular cast iron pipeline mounted position and control, guarantee the construction quality of nodular pipe installation.
Description
Technical Field
The utility model relates to a pipeline construction technical field, concretely relates to pipeline centering auxiliary device.
Background
During urban rural sewage treatment and water supply reconstruction construction, the water supply nodular cast iron pipe is installed by using an excavator to hoist a pipeline into a groove, and then the pipeline is generally installed by adopting the following three modes:
and mechanically jacking. And placing a wood board at the tail end of the pipeline, and pushing the tail end of the pipeline by using construction machinery such as a digging machine and the like to reach the designed position of the pipeline.
Secondly, manually prying. At the tail end of the pipeline, a crow bar is manually adopted to jack the pipeline in to reach the designed position of the pipeline.
And utilizing the hand hoist to pull oppositely. And manually pulling the pipeline with the front section installed and the pipeline to be installed to a designed position by utilizing the hand hoist to be matched with the hanging belt.
In the process of mechanical pushing, the mechanical pushing force cannot be quantitatively analyzed, improper control of the pushing force easily causes the pipeline not to be installed in place or the installed pipeline to displace, and the manual prying also has the problems; the manual hoist is pulled oppositely, the process is complicated, the jacking axis of the pipeline cannot be controlled, and the centering quality of the pipeline is difficult to ensure. An auxiliary device which is rapid in construction, high in working efficiency, good in centering quality and convenient to use is urgently needed to be applied to the project.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pipeline centering auxiliary device with good centering quality and convenient use, which solves the defects of the prior art.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a pipeline centering auxiliary device comprises a first annular hoop, a second annular hoop and at least two opposite-pulling screw rods; the first annular hoop and the second annular hoop are of the same structure, and both the first annular hoop and the second annular hoop are composed of fastening bolts, a rotating shaft and two stressed steel plates, wherein one ends of the stressed steel plates are provided with hinged parts, the other ends of the stressed steel plates are provided with fastening plates, and the stressed steel plates are provided with semicircular grooves positioned between the hinged parts and the fastening plates; the hinged parts of the two stressed steel plates in the first annular hoop or the second annular hoop are hinged through a rotating shaft, the two stressed steel plates can rotate around the rotating shaft, the fastening plates on the two stressed steel plates are detachably connected through fastening bolts, and after the fastening plates on the two stressed steel plates are connected through the fastening bolts, semicircular grooves on the two stressed steel plates form a circular through hole for a pipeline to pass through; the atress steel sheet on all set up a screw rod hole at least, it is downthehole to inserting the screw rod on first annular clamp and the second annular clamp atress steel sheet in proper order to the one end of drawing the screw rod, is provided with straining nut to the both ends of drawing the screw rod.
Furthermore, a protective layer is arranged at the bottom of the semicircular groove of the stress steel plate.
Further, the protective layer adopts rubber material or polyurethane material, and the thickness of protective layer is 5 ~ 20mm, and the protective layer passes through the adhesive and pastes fixedly with the atress steel sheet.
Furthermore, the counter-pulling screw rods are two, the stress steel plate is provided with a screw rod hole, and the screw rod hole is formed in the middle of the stress steel plate.
Compared with the prior art, the utility model can realize the accurate control of the centering axis of the installation position of the nodular cast iron pipeline, ensure the construction quality of the installation of the nodular cast iron pipeline and effectively improve the passing rate of a primary water supply pressurizing test; furthermore the utility model discloses still have convenient dismantlement, easy operation, reuse, small, light in weight's advantage, be favorable to improving the efficiency of construction for the construction progress easily popularizes and applies.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of the present invention;
FIG. 2 is a left side view of the first annular clip of FIG. 1;
fig. 3 is a schematic view of the first ring clamp of the present invention after being opened, which is not fully opened;
fig. 4 is a schematic diagram of the present invention in a specific application.
The reference numerals are explained below:
in the figure: 1. a first annular clamp; 11. a stressed steel plate; 111. a hinge portion; 112. a fastening plate; 113. a screw hole; 12. fastening a bolt; 13. a rotating shaft; 14. a circular through hole; 2. a second annular clamp; 3. oppositely pulling the screw rod; 4. tightening the nut; 5. a protective layer; 6. a pipeline.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of 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.
Referring to fig. 1-4, the present invention provides a pipe centering auxiliary device, which comprises a first annular clamp 1, a second annular clamp 2 and at least two opposite-pulling screws 3; the first annular clamp 1 and the second annular clamp 2 have the same structure, each of the first annular clamp 1 and the second annular clamp 2 consists of a fastening bolt 12, a rotating shaft 13 and two stressed steel plates 11, one end of each stressed steel plate 11 is provided with a hinge part 111, the other end of each stressed steel plate 11 is provided with a fastening plate 112, and each stressed steel plate 11 is provided with a semicircular groove between the hinge part 111 and the fastening plate 112; the hinge parts 111 of the two stress steel plates 11 in the first annular clamp 1 or the second annular clamp 2 are hinged through the rotating shaft 13, the two stress steel plates 11 can rotate around the rotating shaft 13, the fastening plates 112 on the two stress steel plates 11 are detachably connected through the fastening bolts 12, and after the fastening plates 112 on the two stress steel plates 11 are connected through the fastening bolts 12, the semicircular grooves on the two stress steel plates 11 form a circular through hole 14 for the pipeline 6 to pass through; all set up a screw hole 113 on the atress steel sheet 11 at least, to the one end of drawing screw rod 3 insert screw hole 113 on first annular clamp 1 and the second annular clamp 2 atress steel sheet 11 in proper order, be provided with tensioning nut 4 to the both ends of drawing screw rod 3.
In order to prevent the surface of the pipeline 6 from being damaged, the bottom of the semicircular groove of the stressed steel plate 11 is provided with an protective layer 5. The protective layer 5 can adopt rubber material or polyurethane material, and the thickness of protective layer 5 is 5 ~ 20mm, and the protective layer 5 is pasted fixedly with the stress steel plate 11 through the adhesive. In specific implementation, the number of the counter-pulling screws 3 is two, the stress steel plate 11 is provided with a screw hole 113, and the screw hole 113 is arranged in the middle of the stress steel plate 11.
The utility model discloses when using, open two atress steel sheets 11 on the first annular clamp 1, make two atress steel sheets 11 embrace and close at the pipeline 6 periphery of waiting to install, then make the mounting plate 112 on two atress steel sheets 11 connect through fastening bolt 12, the inoxidizing coating 5 that bonds on the atress steel sheet 11 and the outer wall in close contact with of the pipeline 6 of waiting to install. The second annular clamp 2 is fixed on the pipeline 6 which is installed in place in the same installation mode, when the second annular clamp 2 is installed, the screw hole 113 on the second annular clamp 2 needs to be kept opposite to the screw hole 113 on the first annular clamp 1, then one ends of two opposite pull screws 3 are inserted into the screw holes 113 on the first annular clamp 1 and the first annular clamp 1, the tensioning nut 4 is screwed on the end of the opposite pull screws 3, the first annular clamp 1 and the second annular clamp 2 can be close to each other by rotating the tensioning nut 4, and then the first annular clamp 1 drives the pipeline 6 to be installed to move to one side of the installed pipeline 6, so that the positioning and centering of the pipeline 6 are achieved.
Because the opposite-pulling screw rod 3 has certain strength, the utility model positions the axis of the pipeline 6 by the clamping action of the opposite-pulling screw rod 3, thereby improving the centering quality of the pipeline 6; the pipeline 6 to be installed is pulled to a designed position through the opposite pulling action of the opposite pulling screw rod 3, so that the disturbance to the position of the installed pipeline 6 is reduced, and the joint of the pipeline 6 is protected to a certain extent; when the tensioning nut 4 is rotated, an electric screw tool with a proper model can be selected, the working efficiency is improved, and the pushing force is controllable. To sum up, the utility model discloses can realize the accuracy of the centering axis to 6 mounted positions of nodular cast-iron pipeline and control, guarantee the construction quality of nodular pipe installation, effectively improve the experimental rate of passing through of once supplying water and suppressing, in addition the utility model discloses still have convenient dismantlement, easy operation, reuse, small, light in weight's advantage, be favorable to improving the efficiency of construction for the construction progress easily popularizes and applies.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. A pipeline centering auxiliary device is characterized by comprising a first annular hoop, a second annular hoop and at least two opposite-pulling screw rods; the first annular hoop and the second annular hoop are of the same structure, and both the first annular hoop and the second annular hoop are composed of fastening bolts, a rotating shaft and two stressed steel plates, wherein one ends of the stressed steel plates are provided with hinged parts, the other ends of the stressed steel plates are provided with fastening plates, and the stressed steel plates are provided with semicircular grooves positioned between the hinged parts and the fastening plates; the hinged parts of the two stressed steel plates in the first annular hoop or the second annular hoop are hinged through a rotating shaft, the two stressed steel plates can rotate around the rotating shaft, the fastening plates on the two stressed steel plates are detachably connected through fastening bolts, and after the fastening plates on the two stressed steel plates are connected through the fastening bolts, semicircular grooves on the two stressed steel plates form a circular through hole for a pipeline to pass through; the atress steel sheet on all set up a screw rod hole at least, it is downthehole to inserting the screw rod on first annular clamp and the second annular clamp atress steel sheet in proper order to the one end of drawing the screw rod, is provided with straining nut to the both ends of drawing the screw rod.
2. A pipe centering aid as claimed in claim 1, wherein: and a protective layer is arranged at the bottom of the semicircular groove of the stressed steel plate.
3. A pipe centering aid as claimed in claim 2, wherein: the protective layer adopts rubber material or polyurethane material, and the thickness of protective layer is 5 ~ 20mm, and the protective layer passes through adhesive and the stress steel plate pastes fixedly.
4. A pipe centering aid as claimed in any one of claims 1 to 3, wherein: the split screw rods are two, the stress steel plate is provided with a screw rod hole, and the screw rod hole is formed in the middle of the stress steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120896569.6U CN214838846U (en) | 2021-04-28 | 2021-04-28 | Pipeline centering auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120896569.6U CN214838846U (en) | 2021-04-28 | 2021-04-28 | Pipeline centering auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214838846U true CN214838846U (en) | 2021-11-23 |
Family
ID=78769690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120896569.6U Active CN214838846U (en) | 2021-04-28 | 2021-04-28 | Pipeline centering auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214838846U (en) |
-
2021
- 2021-04-28 CN CN202120896569.6U patent/CN214838846U/en active Active
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