CN210860275U - Long defect composite material installation equipment of oil gas pipeline - Google Patents
Long defect composite material installation equipment of oil gas pipeline Download PDFInfo
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- CN210860275U CN210860275U CN201922078216.0U CN201922078216U CN210860275U CN 210860275 U CN210860275 U CN 210860275U CN 201922078216 U CN201922078216 U CN 201922078216U CN 210860275 U CN210860275 U CN 210860275U
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Abstract
The utility model discloses an oil gas pipeline long defect composite material installation device, which comprises a front fixing structure, a rear fixing structure, a winding rod and a resistor arranged on the fixing structure; the front and the back are fixedly connected through a connecting rod; the front fixing structure and the rear fixing structure respectively comprise a circular track and a rotating ring which is matched with the circular track and is arranged on the circular track in a rolling mode in the circumferential direction, the circular track is formed by connecting a first arc-shaped half-flange framework and a second arc-shaped half-flange framework, and the rotating ring is formed by connecting a first arc-shaped half-flange rolling component and a second arc-shaped half-flange rolling component; two ends of the connecting rod are respectively connected with the rotating rings in the front and rear fixed structures; one side of the first and second arc-shaped semi-flange frameworks is also connected with a platform for installing an adjusting bolt; the winding rod is arranged between the rotating rings in the front and rear fixing structures; the utility model discloses a machinery wind, the on-the-spot installation, installation one shot forming, no fold or hollowing phenomenon appear among the winding process, and repair effect is good, forms the crosslinked additional action between combined material cover and the cover, and whole engineering time is no longer than 30min, and work efficiency is high.
Description
Technical Field
The utility model relates to an erection equipment specifically is a long defect combined material erection equipment of oil gas pipeline belongs to pipeline repair equipment technical field.
Background
The pipeline is the most main transportation mode of oil and gas resources, but the pipeline is influenced by factors such as conveying media, atmospheric environment, soil, microorganisms, third party destruction in the whole service cycle, the pipe body can be corroded, and the corrosion directly causes the reduction of the strength of the pipe body and even corrodes the perforation to cause oil and gas pipeline leakage accidents, thereby bringing huge losses to the downstream production life and the life and property safety of people. Aiming at the reinforcement and repair of corrosion defects of oil and gas pipelines, reinforced fiber composite materials have become one of the most widely applied modes of reinforcement and repair of pressure pipelines in the domestic and foreign pipeline industries due to the characteristics of no fire, simple and rapid operation, strong operability and the like.
The current common construction method for field construction of composite materials is a wet winding method, which is divided into an in-situ winding mode and a spiral winding mode and can be used for directly mounting a set of composite materials in the in-situ winding mode for pitting corrosion or shortage sink, but a set of composite materials with long defects can not completely cover a reinforcing area, and in this case, the following two modes can be adopted for mounting: the first is a sequential overlapping installation mode, namely, a second set of composite material is installed in a sequential overlapping mode after one set of composite material is installed, the two sets of composite material are overlapped by 30-50mm, and the process is repeated until the installation length of the composite material is reached. The second is to adopt the mode of artifical spiral winding installation, and this kind of mounting means receives pipe diameter and fibre cloth specification to influence great, and fibre cloth winding angle is on-the-spot difficult to handle the accuse, and fold, hollowing appear easily in the installation, seriously influence the installation effect.
Disclosure of Invention
The problem to above-mentioned prior art exists, the utility model provides a long defect combined material erection equipment of oil gas pipeline, easy operation is convenient, need not artifical manual winding, can form the crosslinked additional strengthening between combined material cover after the installation and the cover, avoids the too thick drawback of overlap joint position, twines the in-process simultaneously and can avoid appearing phenomenons such as fold, hollowing, and installation and reinforcement repair are effectual.
The utility model relates to an oil gas pipeline long defect composite material installation equipment, which comprises a fixed structure, a composite material winding structure and a pretightening force control structure;
the fixing structure comprises a front fixing structure and a rear fixing structure, and the front fixing structure and the rear fixing structure are fixedly connected through a connecting rod; the front fixing structure and the rear fixing structure respectively comprise a circular track and a rotating ring which is matched with the circular track in a circumferential rolling mode and is arranged on the circular track, the circular track is formed by connecting an arc-shaped half-flange framework I and an arc-shaped half-flange framework II, and the rotating ring is formed by connecting an arc-shaped half-flange rolling part I and an arc-shaped half-flange rolling part II; two ends of the connecting rod are respectively connected with the rotating rings in the front fixed structure and the rear fixed structure; one sides of the first arc-shaped half-flange framework and the second arc-shaped half-flange framework are also connected with platforms for installing adjusting bolts;
the composite material winding structure comprises a winding rod, and the winding rod is movably arranged between rotating rings in the front fixing structure and the rear fixing structure;
the pre-tightening force control structure comprises a torque controller which is arranged on the fixed structure and used for adjusting the resistance of the winding rod during rotation.
Preferably, the resistor comprises a rolling transmission wheel and a hoop device, the front side and the rear side of the bottom of the hoop device are respectively provided with a clamping plate, the two ends of the two clamping plates are connected together through a second adjusting bolt, one end of the adjusting bolt is provided with a pretightening force adjusting knob for adjusting the distance between the two clamping plates, and a pressure stress induction spring is also arranged between the two clamping plates and is respectively positioned at the left side and the right side of the hoop device; the device also comprises a compressive stress collector and a display, wherein the compressive stress collector is connected with the compressive stress spring and used for collecting the pressure of the compressive stress spring and displaying the pressure on the display.
Preferably, 3 adjusting bolts are uniformly distributed on the first arc-shaped half-flange framework and the second arc-shaped half-flange framework respectively.
Preferably, the winding rod includes an inner layer winding rod and an outer layer winding rod.
Compared with the prior art, the utility model has the advantages of it is following:
1) the mechanical winding device is adopted for field winding and installation of the composite material, a delta-shaped lap joint mode is adopted for field installation, one-step forming is carried out during installation, a cross-linking reinforcing effect is formed between the composite material sleeve and the sleeve, the operation is simple and convenient, the construction time is controlled to the maximum extent, the whole construction time is not more than 30min, and the problem of low efficiency of field manual installation of the composite material is solved.
2) Through the utility model discloses the combined material stable performance of installation, installation quality does not receive environment and artifical the influence, and the installation is effectual.
3) Because combined material elastic modulus is far less than the steel pipe, combined material bears the weight of the proportion lower before the steel pipe yields, the utility model discloses the mode of applying the pretightning force promotes combined material's bearing level, and article style of calligraphy overlap joint on-the-spot mechanical wind device can control combined material winding pretightning force simultaneously, has greatly improved combined material installation effect and repairing effect.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the force resister of the present invention;
FIG. 3 is a schematic structural diagram of an embodiment of the present invention;
FIG. 4 is a cross-sectional view of the composite material reinforcing structure after the winding of the embodiment is completed.
In the figure: 1. the device comprises a front fixing structure, a rear fixing structure, 3 adjusting bolts, 4 arc-shaped half-flange rolling parts I, 41 arc-shaped half-flange rolling parts II, 5 arc-shaped half-flange frameworks I, 51 arc-shaped half-flange frameworks II, 6 outer-layer fiber cloth, 8 outer-layer winding rods, 81 inner-layer winding rods, 9 inner-layer fiber cloth, 10 resistors, 101 pretightening force adjusting knobs, 102 pressure stress sensing springs, 103 rolling transmission wheels, 104 hoop devices, 105 clamping plates, 106 pressure stress collectors, 11 platforms, 12 pipelines and 13 connecting rods.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in the figures, the utility model relates to an oil gas pipeline long defect composite material installation device, which comprises a fixed structure, a composite material winding structure and a pretightening force control structure;
the fixing structure comprises a front fixing structure 1 and a rear fixing structure 2, and the front fixing structure 1 and the rear fixing structure 2 are fixedly connected through a connecting rod 13; the front fixing structure 1 and the rear fixing structure 2 both comprise circular rails and rotating rings which are matched with the circular rails and are arranged on the circular rails in a rolling mode in the circumferential direction, and the circular rails are formed by connecting an arc-shaped half-flange framework I5 and an arc-shaped half-flange framework II 51; the rotating ring is formed by connecting an arc-shaped half-flange rolling part I4 and an arc-shaped half-flange rolling part II; two ends of the connecting rod 13 are respectively connected with the rotating rings in the front fixing structure 1 and the rear fixing structure 2; one sides of the first arc-shaped half-flange framework 5 and the second arc-shaped half-flange framework 51 are also connected with a platform 11 for installing an adjusting bolt 3, and the adjusting bolt 3 is used for adjusting the gap height between the first arc-shaped half-flange framework 5 and the second arc-shaped half-flange framework 51 and the pipeline 12, namely the gap height between the circular track and the pipeline 12;
the composite material winding structure comprises an inner layer winding rod 81 and an outer layer winding rod 8, wherein the inner layer winding rod 81 and the outer layer winding rod 8 are movably arranged between rotating rings in the front fixing structure 1 and the rear fixing structure 2, and the disassembly and the assembly are convenient.
The pre-tightening force control structure comprises a resistor 10 which is installed on a fixed structure and used for adjusting the resistance when the winding rod rotates, namely the friction force, so that the pre-tightening force of the composite material is given, the winding rod can be pulled to rotate only when certain pre-tightening force is reached, the phenomenon that the composite material is wound on the pipeline 12 to generate folds or hollows is effectively avoided when the pipeline 12 is repaired, and the repairing effect is ensured.
The resistor 10 comprises a rolling transfer wheel 103 and an anchor ear device 104, wherein clamping plates 105 are respectively arranged on the front side and the rear side of the bottom of the anchor ear device 104, two ends of the two clamping plates 105 are connected together through an adjusting bolt II (not shown in the figure), a pretightening force adjusting knob 101 is arranged at one end of an adjusting bolt 3 and used for adjusting the distance between the two clamping plates 105, and a pressure stress induction spring 102 is also arranged between the two clamping plates 105 and respectively positioned on the left side and the right side of the anchor ear device 104;
the device also comprises a compressive stress collector 106 and a display, wherein the compressive stress collector 106 is connected with the compressive stress spring and is used for collecting the pressure of the compressive stress spring and displaying the pressure on the display.
When the pipeline repairing device is used, firstly, the first arc-shaped half-flange framework 5 and the second arc-shaped half-flange framework 51 in the front fixing structure 1 and the rear fixing structure 2 are buckled on a pipeline 12 to be repaired, the first arc-shaped half-flange framework 5 and the second arc-shaped half-flange framework 51 are connected together through bolts to form a circular track, meanwhile, the first arc-shaped half-flange rolling component 4 and the second arc-shaped half-flange rolling component 41 are connected together through bolts to form a circular rotating ring, the rotating ring moves circumferentially on the circular track, the front fixing frame and the rear fixing frame are fixed on the pipeline 12 through the adjusting bolts 3, and after the fixing is completed, a worker can adjust the gap height between the circular track and the pipeline 12 through the adjusting bolts 3 according to the requirements of an operation space.
Then, the winding rods are detached from the rotating ring, the pre-impregnated fiber cloth is wrapped and clamped on the two winding rods, the inner winding rods 81 wrap and clamp two sets of inner-layer composite materials 9 with the width of 300mm, the outer winding rods 8 wrap and clamp a set of outer-layer composite materials 6 with the widths of 150mm, 300mm and 150mm in sequence, and the length of the fiber cloth is determined according to the designed layer number. Finally, two winding rods are arranged on the fixed steel framework, the composite materials on the outer winding rods and the inner winding rods are in a mode of lapping in a shape like a Chinese character 'pin', namely two joints of three sets of outer composite materials are coated on two sets of inner composite materials respectively, and one set of composite material in the middle of the outer composite material covers the joint of the two sets of inner composite materials, so that gaps among the composite materials are effectively prevented from appearing when the composite materials are coated, and a cross-linking reinforcing effect is formed between the composite material sleeves.
The worker coats the free ends of the fiber cloth on the inner and outer layer winding rods 8 on the pipeline 12 to be repaired at the position of 2:00 or 10:00, starts to start from the position of 2:00 or 10:00, downwards rotates a rotating ring, winds the fiber cloth on the pipeline 12 to be repaired, after the inner layer composite material 9 is wound on the pipeline 12 for 100mm, the outer layer composite material 6 starts to wind, when the inner layer composite material 9 and the outer layer composite material 6 are wound on the first layer, tension is not suitable to be applied, after the first layer of fiber cloth is wound, tension is applied, the adjusting bolt II is rotated through the pre-tightening force adjusting knob 101 on the resistor 10, the distance between the two clamping plates 105 is reduced, the hoop device 104 is tightened, so that the friction force between the rolling transfer wheel 103 and the hoop device 104 is increased, and the friction force between the hoop device 104 and the rolling transfer wheel 103 needs to be overcome if the winding rods rotate, therefore, the resistance to rotation of the winding rod is increased, the winding rod is pulled to rotate after the fiber cloth reaches a certain pretightening force, so that the fiber cloth always keeps a certain pretightening force in the winding process, the phenomenon that the fiber cloth is folded or hollowly appears in the winding process is avoided, and the annular winding is performed in sequence until the designed layer number is reached.
When the distance between the two clamping plates 105 is reduced, the pressure stress sensing spring 102 is compressed, and the pressure stress collector 106 senses the pressure of the pressure stress spring and transmits the sensed pressure data to the display screen to be displayed so as to monitor the resistance of the winding rod during rotation.
After winding is finished, bolts on the arc-shaped half-flange framework I5 and the arc-shaped half-flange framework II 51 in the front fixing structure 1 and the rear fixing structure 2 and bolts on the arc-shaped half-flange rolling component I4 and the arc-shaped half-flange rolling component II 41 are dismounted, the fixing structure is dismounted from the pipeline 12, and the repairing work of the pipeline 12 is finished.
Claims (4)
1. An oil and gas pipeline long defect composite material installation device comprises a fixing structure, a composite material winding structure and a pretightening force control structure;
the fixing structure comprises a front fixing structure and a rear fixing structure, and the front fixing structure and the rear fixing structure are fixedly connected through a connecting rod;
the front fixing structure and the rear fixing structure respectively comprise a circular track and a rotating ring which is matched with the circular track in a circumferential rolling mode and is arranged on the circular track, the circular track is formed by connecting an arc-shaped half-flange framework I and an arc-shaped half-flange framework II, and the rotating ring is formed by connecting an arc-shaped half-flange rolling part I and an arc-shaped half-flange rolling part II; two ends of the connecting rod are respectively connected with the rotating rings in the front fixed structure and the rear fixed structure;
one sides of the first arc-shaped half-flange framework and the second arc-shaped half-flange framework are also connected with platforms for installing adjusting bolts, and the adjusting bolts are used for adjusting the gap heights between the first arc-shaped half-flange framework and the second arc-shaped half-flange framework and the pipeline, namely the gap heights between the fixed structure and the pipeline;
the composite material winding structure comprises a winding rod, and the winding rod is movably arranged between rotating rings in the front fixing structure and the rear fixing structure;
the pretightening force control structure comprises a resistor which is arranged on the fixed structure and used for adjusting the resistance of the winding rod during rotation.
2. The oil and gas pipeline long defect composite material installation equipment is characterized in that the resistor comprises a rolling transmission wheel and a hoop device, clamping plates are respectively installed on the front side and the rear side of the bottom of the hoop device, the two ends of the two clamping plates are connected together through a second adjusting bolt, a pretightening force adjusting knob is installed at one end of the adjusting bolt and used for adjusting the distance between the two clamping plates, and a pressure stress induction spring is installed between the two clamping plates and respectively located on the left side and the right side of the hoop device; the device also comprises a compressive stress collector and a display, wherein the compressive stress collector is connected with the compressive stress spring and used for collecting the pressure of the compressive stress spring and displaying the pressure on the display.
3. The oil and gas pipeline long defect composite material installation equipment according to claim 1 or 2, characterized in that 3 adjusting bolts are respectively uniformly distributed on the first arc-shaped half-flange framework and the second arc-shaped half-flange framework.
4. The oil and gas pipeline long defect composite installation apparatus of claim 3, wherein the wrapping rod comprises an inner layer wrapping rod and an outer layer wrapping rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922078216.0U CN210860275U (en) | 2019-11-27 | 2019-11-27 | Long defect composite material installation equipment of oil gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922078216.0U CN210860275U (en) | 2019-11-27 | 2019-11-27 | Long defect composite material installation equipment of oil gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210860275U true CN210860275U (en) | 2020-06-26 |
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ID=71301169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922078216.0U Expired - Fee Related CN210860275U (en) | 2019-11-27 | 2019-11-27 | Long defect composite material installation equipment of oil gas pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210860275U (en) |
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2019
- 2019-11-27 CN CN201922078216.0U patent/CN210860275U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200626 Termination date: 20211127 |
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| CF01 | Termination of patent right due to non-payment of annual fee |