CN210547170U - Automatic circle adjusting tool for large-diameter steel pipe - Google Patents
Automatic circle adjusting tool for large-diameter steel pipe Download PDFInfo
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- CN210547170U CN210547170U CN201921055044.9U CN201921055044U CN210547170U CN 210547170 U CN210547170 U CN 210547170U CN 201921055044 U CN201921055044 U CN 201921055044U CN 210547170 U CN210547170 U CN 210547170U
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- 230000006978 adaptation Effects 0.000 description 6
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- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
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Abstract
The utility model provides an automatic circle frock of transferring of major diameter steel pipe, it includes the supporting seat, the supporting disk, connecting rod and orthotic devices, be in unsettled state through supporting disk and supporting connection, be connected with orthotic devices through being radial dead lever on the supporting disk, form annular structure through connecting rod and orthotic devices connection and correct, through the adjustable orthotic devices's of the length of adjustment connecting rod inclination, the diameter through extension pole and dead lever and orthotic devices connection increase annular structure adapts to the correction steel pipe of different specifications. The utility model overcomes former penstock occupies the place big, and is inefficient, complex operation, and the problem that adaptability is not good has simple structure, and occupation space is little, and correction efficiency is high, and adaptability is good, characteristics that easy operation is convenient.
Description
Technical Field
The utility model belongs to the technical field of the steel pipe is corrected, a automatic circle frock of transferring of major diameter steel pipe is related to.
Background
The pressure steel pipe in the construction of hydropower station has mostly adopted interior support, so to the large diameter pressure steel pipe especially, a large amount of interior support installation not only consume manpower and financial resources with demolish work, but also have huge potential safety hazard. After the inner support is cancelled, the roundness adjustment of the steel pipe is also a difficult problem, and the traditional roundness adjustment method has a plurality of defects for the large-diameter steel pipe, and the defects are as follows: the occupied range of the field is large, and the occupied time is long; the labor is more; the adjustment mode is troublesome and the efficiency is low; the loss of the tooling table is large, and the tooling table is often damaged so that the tooling table needs to be manufactured and replaced again. The conventional jack and chain block roundness adjusting method has difficulty in accomplishing a predetermined amount of work in a case where a construction period is tight.
Disclosure of Invention
The utility model aims to solve the technical problem that an automatic circle frock of transferring of major diameter steel pipe is provided, moreover, the steam generator is simple in structure, adopt supporting disk and supporting seat connection to be in unsettled state, it is connected with orthotic devices to be radial dead lever on the supporting disk, the connecting rod forms annular structure with orthotic devices is connected and corrects, the adjustable orthotic devices's of length of adjustment connecting rod inclination, extension pole is connected the correction steel pipe of the different specifications of diameter adaptation that increases annular structure with dead lever and orthotic devices, occupation space is little, it is efficient to correct, adaptability is good, easy operation is convenient.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: an automatic circle adjusting tool for a large-diameter steel pipe comprises a supporting seat, a supporting disk, a connecting rod and a correcting device; the supporting disc is positioned on one side of the supporting seat and is connected with the supporting seat in a suspension mode, the plurality of correction devices are connected with the plurality of fixing rods on the supporting disc, and the connecting rods are connected with the correction devices to form an annular structure; the length of the connecting rod is adjustable, and the inclination angle of the correcting device is adjustable.
The supporting seat comprises a flat plate connected with the supporting legs and a supporting plate protruding from the flat plate, and the supporting plate is connected with the supporting plate.
The supporting disk is including being a plurality of dead levers of radial connection at the back shaft both ends, and the back shaft is connected with the backup pad of supporting seat.
The dead lever one end sets up the ring flange, is connected with the extension pole with the ring flange, and orthotic devices is connected with the extension pole.
The connecting rod comprises a telescopic rod in threaded connection with two ends of the screw rod, and the telescopic rod is connected with the correcting device through a pin shaft.
The correcting device comprises a hydraulic ejector rod vertically connected with two ends of the correcting base, an oil pipe extending out of an oil pump box connected with the correcting base is connected with the hydraulic ejector rod, and the hydraulic ejector rod is connected with the telescopic rod.
And a displacement sensor is arranged on the correction seat close to the hydraulic ejector rod.
An automatic circle adjusting tool for a large-diameter steel pipe comprises a supporting seat, a supporting disk, a connecting rod and a correcting device; the supporting disc is positioned on one side of the supporting seat and is connected and suspended with the supporting seat, the plurality of correction devices are connected with the plurality of fixing rods on the supporting disc, and the connecting rods are connected with the correction devices to form an annular structure; the length of the connecting rod is adjustable, and the inclination angle of the correcting device is adjustable. Simple structure is in unsettled state through supporting disk and supporting seat connection, is connected with orthotic devices through being radial dead lever on the supporting disk, forms annular structure through connecting rod and orthotic devices connection and corrects, through the adjustable orthotic devices's of the length of adjustment connecting rod inclination, is connected the correction steel pipe that increases annular structure's diameter adaptation different specifications through extension pole and dead lever and orthotic devices, and occupation space is little, and correction efficiency is high, and adaptability is good, and easy operation is convenient.
In a preferred scheme, the supporting seat comprises a flat plate connected with the supporting leg, a supporting plate protruding from the flat plate, and a supporting plate connected with the supporting plate. Simple structure, during the use, the supporting seat supports the atress when being used for the steel pipe to correct, is in unsettled state with the supporting disk that bellied backup pad is connected on the flat board.
In the preferred scheme, the supporting disk includes that it is the radial a plurality of dead levers of connecting to be located the support shaft both ends, and the support shaft is connected with the backup pad of supporting seat. Simple structure, during the use, the dead lever that is located the back shaft both ends setting of supporting disk is even radially and lays, and the atress is balanced when the steel pipe is corrected, and the precision is high when correcting.
In the preferred scheme, a flange plate is arranged at one end of the fixing rod, an extension rod is connected with the flange plate, and the correcting device is connected with the extension rod. Simple structure, during the use, the extension pole of being connected with the dead lever is connected with orthotic devices, has increased the diameter of loop configuration.
In the preferred scheme, the connecting rod includes the telescopic link with screw rod both ends threaded connection, and telescopic link and orthotic devices round pin hub connection. Simple structure, during the use, the connecting rod is used for connecting orthotic devices, forms the loop configuration, increases overall structure intensity, and telescopic link and orthotic devices round pin hub connection are in the active state, and when the screw rod rotation drive telescopic link was flexible, orthotic devices's one end progressively inclined, made former loop configuration progressively change into the toper structure to the adaptation is corrected the toper pipe, and adaptability is good, and easy operation is convenient.
In the preferred scheme, the correcting device comprises a hydraulic ejector rod vertically connected with two ends of the correcting seat, an oil pipe extending out of an oil pump box connected with the correcting seat is connected with the hydraulic ejector rod, and the hydraulic ejector rod is connected with the telescopic rod. Simple structure, during the use, orthotic devices's oil pump case work passes through tubing with high-pressure oil and carries to hydraulic pressure ejector pin, and the flexible end of hydraulic pressure ejector pin promotes the correction seat and extends, corrects the seat and extends the back and contradict with the steel pipe inner wall of correcting, restores the circularity of steel pipe.
In a preferred scheme, a displacement sensor is arranged on the correction seat close to the hydraulic ejector rod. The hydraulic push rod correcting device is simple in structure, is located on one side of the correcting seat and close to the displacement sensor of the hydraulic push rod, is used for limiting the hydraulic push rod in the correcting process and controlling the deformation of the corrected steel pipe caused by the fact that the telescopic end of the hydraulic push rod exceeds the range.
The utility model provides an automatic circle frock of transferring of major diameter steel pipe, it includes the supporting seat, the supporting disk, connecting rod and orthotic devices, be in unsettled state through supporting disk and supporting connection, be connected with orthotic devices through being radial dead lever on the supporting disk, form annular structure through connecting rod and orthotic devices connection and correct, through the adjustable orthotic devices's of the length of adjustment connecting rod inclination, the diameter through extension pole and dead lever and orthotic devices connection increase annular structure adapts to the correction steel pipe of different specifications. The utility model overcomes former penstock occupies the place big, and is inefficient, complex operation, and the problem that adaptability is not good has simple structure, and occupation space is little, and correction efficiency is high, and adaptability is good, characteristics that easy operation is convenient.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the correction device of the present invention.
Fig. 3 is a schematic structural view of the connecting rod of the present invention.
Fig. 4 is a control diagram of the correction device of the present invention.
Fig. 5 is a usage state diagram of the present invention.
In the figure: supporting seat 1, supporting disk 2, back shaft 21, dead lever 22, extension pole 23, connecting rod 3, screw rod 31, telescopic link 32, orthotic devices 4, orthotic seats 41, hydraulic ram 42, oil pump case 43, oil pipe 44, displacement sensor 45.
Detailed Description
As shown in fig. 1 to 5, an automatic circle adjusting tool for a large-diameter steel pipe comprises a supporting seat 1, a supporting disk 2, a connecting rod 3 and a correcting device 4; the supporting disc 2 is positioned on one side of the supporting seat 1 and is connected with the supporting disc in a suspended mode, the plurality of correction devices 4 are connected with the plurality of fixing rods 22 on the supporting disc 2, and the connecting rods 3 are connected with the correction devices 4 to form an annular structure; the length of the connecting rod 3 is adjustable, and the inclination angle of the correcting device 4 is adjustable. Simple structure, be connected through supporting disk 2 and supporting seat 1 and be in unsettled state, be connected with orthotic devices 4 through radial dead lever 22 on the supporting disk 2, it corrects to form annular structure through connecting rod 3 and orthotic devices 4 connection, through the adjustable orthotic devices 4's of the length inclination of adjustment connecting rod 3, through extension pole 23 and dead lever 22 and orthotic devices 4 be connected the correction steel pipe of the different specifications of diameter adaptation that increases annular structure, occupation space is little, it is efficient to correct, adaptability is good, easy operation is convenient.
In a preferred scheme, the supporting seat 1 comprises a flat plate connected with the supporting legs and a supporting plate protruding from the flat plate, and the supporting plate 2 is connected with the supporting plate. Simple structure, during the use, support atress when supporting seat 1 is used for the steel pipe to correct, is in unsettled state with supporting disk 2 that bellied backup pad is connected on the flat board.
In a preferred embodiment, the supporting plate 2 includes a plurality of fixing rods 22 radially connected to two ends of a supporting shaft 21, and the supporting shaft 21 is connected to the supporting plate of the supporting seat 1. Simple structure, during the use, the dead lever 22 that is located the back shaft 21 both ends setting of supporting disk 2 is even radially and lays, and the atress is balanced when the steel pipe is corrected, and the precision is high when correcting.
In a preferred scheme, a flange is arranged at one end of the fixing rod 22, an extension rod 23 is connected with the flange, and the correcting device 4 is connected with the extension rod 23. The structure is simple, when in use, the extension rod 23 connected with the fixed rod 22 is connected with the correcting device 4, and the diameter of the annular structure is increased.
Preferably, the length specification of the extension rod 23 is multiple, and when the extension rod 23 is used, a plurality of extension rods 23 with the same specification are selected according to different pipe diameters to be connected with the fixing rod 22 and then connected with the straightening device 4 so as to adapt to straightening steel pipes with different specifications, and the adaptability is good.
In a preferred scheme, the connecting rod 3 comprises a telescopic rod 32 in threaded connection with two ends of the screw rod 31, and the telescopic rod 32 is in pin connection with the correcting device 4. Simple structure, during the use, connecting rod 3 is used for connecting orthotic devices 4, forms the loop configuration, increases overall structure intensity, and telescopic link 32 is in the active state with orthotic devices 4 round pin hub connection, and when screw rod 31 rotation drive telescopic link 32 was flexible, orthotic devices 4's one end progressively leaned on, made former loop configuration progressively change into the toper structure to the adaptation is corrected the toper pipe, and adaptability is good, and easy operation is convenient.
In a preferred scheme, the correcting device 4 comprises a hydraulic ejector rod 42 vertically connected with two ends of the correcting seat 41, an oil pipe 44 extending out of an oil pump box 43 connected with the correcting seat 41 is connected with the hydraulic ejector rod 42, and the hydraulic ejector rod 42 is connected with the telescopic rod 32. Simple structure, during the use, the oil pump case 43 work of orthotic devices 4 is carried high-pressure oil to hydraulic ram 42 through oil pipe 44, and the flexible end of hydraulic ram 42 is flexible to promote and is corrected seat 41 and extend, corrects and contradict with the steel pipe inner wall of correcting after seat 41 extends, restores the circularity of steel pipe.
In a preferred scheme, a displacement sensor 45 is arranged on the correction seat 41 close to the hydraulic ejector rod 42. The hydraulic steel pipe correcting device is simple in structure, is located on one side of the correcting base 41 and close to the displacement sensor 45 of the hydraulic ejector rod 42, and is used for limiting the hydraulic ejector rod 42 in the correcting process and controlling the deformation of a corrected steel pipe caused by the fact that the telescopic end of the hydraulic ejector rod 42 exceeds the range.
Preferably, during correction, the steel pipe is sleeved on an annular structure formed by the correction base 41 and the connecting rod 3, the lengths of the fixing rod 22 and the connecting rod 3 are fixed, the actual length value of the telescopic end of the hydraulic ejector rod 42 is measured by the displacement sensor 45 and fed back to the controller, the actual length is analyzed and compared with the set length value in the controller, a corresponding error is calculated, the error is converted into a control signal and input to the driver, and the diameter of the annular structure is adjusted by controlling the telescopic action of the hydraulic ejector rod 42 through the corresponding flow output of the driving servo oil pump, so that the roundness of the steel pipe is accurately corrected, the labor intensity is low, the efficiency is high, and the accuracy is high.
As above automatic circle frock of transferring of major diameter steel pipe, during the installation use, supporting disk 2 is connected with supporting seat 1 and is in unsettled state, it is connected with orthotic devices 4 that radial dead lever 22 is last to be supported disk 2, connecting rod 3 is connected with orthotic devices 4 and is formed annular structure and correct, the adjustable orthotic devices 4's of length inclination of adjustment connecting rod 3, extension pole 23 is connected the diameter that increases annular structure with dead lever 22 and orthotic devices 4 and is adapted the correction steel pipe of different specifications, occupation space is little, it is efficient to correct, adaptability is good, easy operation is convenient.
When the steel pipe straightening machine is used, the supporting seat 1 is used for supporting stress when the steel pipe is straightened, and the supporting disk 2 connected with the raised supporting plate on the flat plate is in a suspended state.
During the use, the dead lever 22 that is located the back shaft 21 both ends setting of supporting disk 2 is even radially and lays, and the atress is balanced when the steel pipe is corrected, and the precision is high when correcting.
In use, the extension rod 23 connected to the fixing rod 22 is connected to the orthosis 4, increasing the diameter of the loop.
During the use, connecting rod 3 is used for connecting orthotic devices 4, forms the loop configuration, increases overall structure intensity, and telescopic link 32 is in the active state with orthotic devices 4 round pin hub connection, and when screw rod 31 rotation drive telescopic link 32 was flexible, orthotic devices 4's one end progressively leaned, made former loop configuration progressively change into the toper structure to the adaptation is corrected the toper pipe, and adaptability is good, and easy operation is convenient.
When the correcting device is used, the oil pump box 43 of the correcting device 4 works to convey high-pressure oil to the hydraulic ejector rod 42 through the oil pipe 44, the telescopic end of the hydraulic ejector rod 42 stretches to push the correcting seat 41 to stretch, the correcting seat 41 props against the inner wall of a corrected steel pipe after stretching, and the roundness of the steel pipe is repaired.
And the displacement sensor 45 is positioned on one side of the correction seat 41 and close to the hydraulic ejector rod 42, and is used for limiting the hydraulic ejector rod 42 and controlling the deformation of the corrected steel pipe caused by the fact that the telescopic end of the hydraulic ejector rod 42 exceeds the range in the correction process.
The above embodiments are merely preferred technical solutions of the present invention, and should not be considered as limitations of the present invention, and the features in the embodiments and the examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (7)
1. The utility model provides an automatic circle frock of transferring of major diameter steel pipe, characterized by: the device comprises a supporting seat (1), a supporting disk (2), a connecting rod (3) and a correcting device (4); the supporting disc (2) is positioned on one side of the supporting seat (1) and is connected with the supporting disc in a suspended mode, the plurality of correction devices (4) are connected with the plurality of fixing rods (22) on the supporting disc (2), and the connecting rods (3) are connected with the correction devices (4) to form an annular structure; the length of the connecting rod (3) is adjustable, and the inclination angle of the correcting device (4) is adjustable.
2. The automatic circle adjusting tool for the large-diameter steel pipe as claimed in claim 1, wherein the tool comprises: the supporting seat (1) comprises a flat plate connected with the supporting legs and a support plate protruding from the flat plate, and the support plate (2) is connected with the support plate.
3. The automatic circle adjusting tool for the large-diameter steel pipe as claimed in claim 1, wherein the tool comprises: the supporting disc (2) comprises a plurality of fixing rods (22) which are located at two ends of the supporting shaft (21) and are connected in a radial mode, and the supporting shaft (21) is connected with the supporting plate of the supporting base (1).
4. The automatic circle adjusting tool for the large-diameter steel pipe as claimed in claim 3, wherein the tool comprises: and one end of the fixed rod (22) is provided with a flange plate which is connected with an extension rod (23), and the correcting device (4) is connected with the extension rod (23).
5. The automatic circle adjusting tool for the large-diameter steel pipe as claimed in claim 1, wherein the tool comprises: the connecting rod (3) comprises a telescopic rod (32) which is in threaded connection with two ends of the screw rod (31), and the telescopic rod (32) is in pin connection with the correcting device (4).
6. The automatic circle adjusting tool for the large-diameter steel pipe as claimed in claim 1, wherein the tool comprises: the correcting device (4) comprises a hydraulic ejector rod (42) vertically connected with two ends of a correcting seat (41), an oil pipe (44) extending out of an oil pump box (43) connected with the correcting seat (41) is connected with the hydraulic ejector rod (42), and the hydraulic ejector rod (42) is connected with a telescopic rod (32).
7. The automatic circle adjusting tool for the large-diameter steel pipe as claimed in claim 6, wherein the tool comprises: and a displacement sensor (45) is arranged on the correction seat (41) and close to the hydraulic ejector rod (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921055044.9U CN210547170U (en) | 2019-07-08 | 2019-07-08 | Automatic circle adjusting tool for large-diameter steel pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921055044.9U CN210547170U (en) | 2019-07-08 | 2019-07-08 | Automatic circle adjusting tool for large-diameter steel pipe |
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| CN210547170U true CN210547170U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921055044.9U Active CN210547170U (en) | 2019-07-08 | 2019-07-08 | Automatic circle adjusting tool for large-diameter steel pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110369564A (en) * | 2019-07-08 | 2019-10-25 | 中国葛洲坝集团股份有限公司 | Large diameter steel pipe adjusts sired results dress and method automatically |
-
2019
- 2019-07-08 CN CN201921055044.9U patent/CN210547170U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110369564A (en) * | 2019-07-08 | 2019-10-25 | 中国葛洲坝集团股份有限公司 | Large diameter steel pipe adjusts sired results dress and method automatically |
| CN110369564B (en) * | 2019-07-08 | 2024-10-15 | 中国葛洲坝集团股份有限公司 | Automatic rounding tool and method for large-diameter steel pipe |
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