CN103591160A - Oil and gas pipeline defect internal detector universal joint - Google Patents
Oil and gas pipeline defect internal detector universal joint Download PDFInfo
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- CN103591160A CN103591160A CN201310598617.3A CN201310598617A CN103591160A CN 103591160 A CN103591160 A CN 103591160A CN 201310598617 A CN201310598617 A CN 201310598617A CN 103591160 A CN103591160 A CN 103591160A
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Abstract
An oil and gas pipeline defect internal detector universal joint comprises a hollow through connection shaft, wherein the front end and the back end of the hollow through connection shaft are connected with back end shaft holes of two hollow butterfly-shaped cross-shaped fork blocks through rotating hinge pins to be locked through locking nuts, connecting pin holes in the two ends of the hollow through connection shaft are perpendicular to each other, the two hollow butterfly-shaped cross-shaped fork blocks are symmetrically arranged, the front ends of the butterfly-shaped cross-shaped fork blocks are provided with shaft holes, the shaft holes are hinged to a flange on a functional joint of an oil and gas pipeline defect internal detector through a flange connecting hinge pin, the shaft holes in the front ends of the butterfly-shaped cross-shaped fork blocks are perpendicular to the shaft holes in the back ends of the butterfly-shaped cross-shaped fork blocks respectively, and the surfaces, matched with the shaft holes, of the flange connecting hinge pin are provided with sliding thrusting copper sleeves. According to the oil and gas pipeline defect internal detector universal joint, the number of parts is small, the structure is simple, dismounting and mounting are convenient, reliability is high, a cable cannot be exposed outside, the good effect of protecting the electric cable of the oil and gas pipeline defect internal detector is achieved, using working conditions of the oil and gas pipeline defect internal detector are met, and the oil and gas pipeline defect internal detector universal joint can be used for connecting functional joints of oil and gas pipeline defect internal detectors with different types and different calibers.
Description
Technical field
The present invention relates to oil and gas pipes defect detecting technique field, be specifically related to oil and gas pipes defect internal detector universal joint.
Background technique
Follow the development of oil-gas mining technology, supporting oil and gas pipes conveying technology is also constantly improving, and the safety of oil and gas pipes is the key technology in this field.Oil and gas pipes online the oil and gas pipes defect internal detector using that detects, particularly the oil and gas pipes defect internal detector of middle pipe with small pipe diameter be more piece form often, and being coupled to each other of each function joint need to be used universal joint to meet by the needs of channel bend.Application number is that 200920164614.8 utility model patent " connecting ring type universal joint in pipeline " has provided a kind of oil and gas pipes internal detector gimbal structure, this patent adopts the coated polyurethane in a chain of iron chains outside or rubber elastomer to form, this gimbal structure join strength is lower, easily under high speed detection and impact condition, rupture, in addition, the cable between each function joint of detector is in the easily damaged and fracture of universal joint outside companion's row.For this situation, the form that the present invention adopts several hollow object to form hinge by rocking link has realized the universal connection between each joint of oil and gas pipes defect internal detector, structural strength is high, and, adopt hollow hole to cross linear formula, avoided the scratch to cable when by channel bend and distortion of oil and gas pipes defect internal detector.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the object of the present invention is to provide oil and gas pipes defect internal detector universal joint, structural strength is high, has avoided the scratch to cable when by channel bend and distortion of oil and gas pipes defect internal detector.
In order to achieve the above object, the technological scheme that the present invention takes is:
Oil and gas pipes defect internal detector universal joint, comprise hollow Coupling Shaft 5, the front end and back end of hollow Coupling Shaft 5 is connected with the rear end axis hole of the butterfly spider piece 3 of two hollows by rotating pin 6, and use locking nut 4 to lock, the link pin-and-hole 7 at hollow Coupling Shaft 5 two ends is mutually vertical, the butterfly spider piece 3 of two hollows is symmetrical arranged, the front end of butterfly spider piece 3 is provided with axis hole, hinged with the flange on oil and gas pipes defect internal detector function joint by flange connect bearing pin 1, the front end and back end axis hole of butterfly spider piece 3 is mutually vertical, on the fitting surface of flange connect bearing pin 1 and axis hole, slip thrust copper sheathing 2 is installed.
Described butterfly spider piece 3 centers have cable-through hole 8.
Described 5 liang of end mill arc grooves of hollow Coupling Shaft, are processed into duckbill.
Described flange connect bearing pin 1 and rotating pin 6 are Step Shaft, and material is 40Cr steel, and modulation rear surface high frequency hardening is processed, and quenching hardness is G52.
Described locking nut 4 is changed a social system by closely-pitched round nut, after round nut flank hole, tapping, jackscrew is installed.
Described slip thrust copper sheathing 2 adopts manganese bronze or tin bronze material, slip thrust copper sheathing 2 is pressed into mounting hole, slip thrust copper sheathing 2 and flange connect bearing pin 1 Spielpassung, matching gap is 0.05～0.12 millimeter, slip thrust copper sheathing 2 thrust surface assemblage gaps are 0.08～0.15 millimeter.
Part of the present invention is few; simple in structure; easy accessibility; reliability is strong; do not make cable expose; oil and gas pipes defect internal detector Electric Wires & Cables is had to good protective action, meet oil and gas pipes defect internal detector applying working condition and condition, can be used for the connection between each function of oil and gas pipes defect internal detector joint of dissimilar and bore.
Accompanying drawing explanation
Fig. 1 is axonometric drawing of the present invention.
Fig. 2 is butterfly spider piece of the present invention 3 structural representations.
Fig. 3 is hollow Coupling Shaft 5 structural representations of the present invention.
Embodiment
Below in conjunction with accompanying drawing, describe the present invention in detail.
See figures.1.and.2, oil and gas pipes defect internal detector universal joint, is comprised of hollow Coupling Shaft 5, spider piece 3, rotating pin 6, flange connect bearing pin 1, locking nut 4 and slip thrust copper sheathing 2; The front end and back end pin-and-hole of hollow Coupling Shaft 5 is connected with the rear end axis hole of the butterfly spider piece 3 of two hollows by rotating pin 6, and use locking nut 4 to lock, the link pin-and-hole 7 at hollow Coupling Shaft 5 two ends is mutually vertical, the butterfly spider piece 3 of two hollows is symmetrical arranged, the front end of butterfly spider piece 3 is provided with axis hole, hinged with the flange on oil and gas pipes defect internal detector function joint by flange connect bearing pin 1, the front end and back end axis hole of butterfly spider piece 3 is mutually vertical, on the fitting surface of flange connect bearing pin 1 and axis hole, slip thrust copper sheathing 2 is installed.With reference to Fig. 2, described butterfly spider piece 3 is 45 steel forgings, plating hard chromium on surface, and butterfly spider piece 3 centers have cable-through hole 8.
With reference to Fig. 3, described hollow Coupling Shaft 5 is 45 steel forgings, plating hard chromium on surface, and hollow Coupling Shaft 5 is hollow shaft form, axle two ends have orthogonal hinged pin-and-hole 7; In order to reduce the extruding of 6 pairs of cables of rotating pin, 5 liang of end mill arc grooves of hollow Coupling Shaft, are processed into duckbill.
Described flange connect bearing pin 1 and rotating pin 6 are Step Shaft, and material is 40Cr steel, and modulation rear surface high frequency hardening is processed, and quenching hardness is G52.
Described locking nut 4 is changed a social system by closely-pitched round nut, after round nut flank hole, tapping, M3 jackscrew is installed, and transformation of the way back nut is lock nut, and volume is little compared with general lock nut, has reduced coupling volume.
Described slip thrust copper sheathing 2 adopts manganese bronze or tin bronze material, slip thrust copper sheathing 2 is pressed into mounting hole, slip thrust copper sheathing 2 and flange connect bearing pin 1 Spielpassung, matching gap is 0.05～0.12 millimeter, slip thrust copper sheathing 2 thrust surface assemblage gaps are 0.08～0.15 millimeter.
The working principle of oil and gas pipes defect internal detector universal joint is: hollow Coupling Shaft 5 axle two ends have orthogonal hinged pin-and-hole 7, and mill out the arc groove of duckbill, after being connected with butterfly spider piece 3 by rotating pin 6, can realize the rotational freedom of two Vertical direction; The cross shaft hole front and back of butterfly spider piece 3 are arranged simultaneously, and mutually vertical, and the rotational freedom of two different direction is also provided; Being rotatably assorted on face of axis hole and flange connect bearing pin 1, slip thrust copper sheathing 2 is installed, play anti-attrition, improved the working life of universal joint; Hollow coupling shaft 5 and butterfly spider piece 3 all have cable-through hole 8, and the inner line of crossing has been avoided the scratch to cable when by channel bend and distortion of oil and gas pipes defect internal detector.
When oil and gas pipes defect internal detector universal joint is used, installation steps are as follows:
1) slip thrust copper sheathing 2 is pressed in the mounting hole of flange connecting link pin 1, copper sheathing flanged surface is adjacent to attachment face;
2) respectively two butterfly spider pieces of universal joint 3 and the flange seat ear of detector front and back function joint are connected, insert flange connecting link pin 1, complete the butterfly spider piece 3 that oil and gas pipes defect internal detector front and back function joint is corresponding with universal joint hinged, tighten locking nut 4, and the locking jackscrew on locking nut 4 is tightened;
3) the hollow Coupling Shaft of universal joint 5 is inserted in the ear seat of butterfly spider piece 3, through rotating pin 6, and tightened locking nut 4, and the locking jackscrew on locking nut 4 is tightened, complete the hinged of the front butterfly spider piece 3 of universal joint and hollow Coupling Shaft 5;
4) repeating step 1-3, completes the assembling of whole universal joint.
Claims (6)
1. oil and gas pipes defect internal detector universal joint, comprise hollow Coupling Shaft (5), it is characterized in that: the front end and back end of hollow Coupling Shaft (5) is connected with the rear end axis hole of the butterfly spider piece (3) of two hollows by rotating pin (6), and use locking nut (4) to lock, the link pin-and-hole (7) at hollow Coupling Shaft (5) two ends is mutually vertical, the butterfly spider piece (3) of two hollows is symmetrical arranged, the front end of butterfly spider piece (3) is provided with axis hole, hinged with the flange on oil and gas pipes defect internal detector function joint by flange connect bearing pin (1), the front end and back end axis hole of butterfly spider piece (3) is mutually vertical, on the fitting surface of flange connect bearing pin (1) and axis hole, slip thrust copper sheathing (2) is installed.
2. oil and gas pipes defect internal detector universal joint according to claim 1, is characterized in that: described butterfly spider piece (3) center has cable-through hole (8).
3. oil and gas pipes defect internal detector universal joint according to claim 1, is characterized in that: described hollow Coupling Shaft (5) two end mill arc grooves, are processed into duckbill.
4. oil and gas pipes defect internal detector universal joint according to claim 1, is characterized in that: described flange connect bearing pin (1) and rotating pin (6) are Step Shaft, and material is 40Cr steel, and modulation rear surface high frequency hardening is processed, and quenching hardness is G52.
5. oil and gas pipes defect internal detector universal joint according to claim 1, is characterized in that: described locking nut (4) is changed a social system by closely-pitched round nut, after round nut flank hole, tapping, jackscrew is installed.
6. oil and gas pipes defect internal detector universal joint according to claim 1, it is characterized in that: described slip thrust copper sheathing (2) adopts manganese bronze or tin bronze material, slip thrust copper sheathing (2) is pressed into mounting hole, slip thrust copper sheathing (2) and flange connect bearing pin (1) Spielpassung, matching gap is 0.05～0.12 millimeter, and slip thrust copper sheathing (2) thrust surface assemblage gap is 0.08～0.15 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310598617.3A CN103591160B (en) | 2013-11-23 | 2013-11-23 | Oil and gas pipes defect internal detector universal joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310598617.3A CN103591160B (en) | 2013-11-23 | 2013-11-23 | Oil and gas pipes defect internal detector universal joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103591160A true CN103591160A (en) | 2014-02-19 |
| CN103591160B CN103591160B (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310598617.3A Active CN103591160B (en) | 2013-11-23 | 2013-11-23 | Oil and gas pipes defect internal detector universal joint |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105526466A (en) * | 2014-09-28 | 2016-04-27 | 中国石油化工集团公司 | Universal joint for oil and gas pipeline defect inner detector |
| US10156255B2 (en) | 2016-05-27 | 2018-12-18 | Ultra Electronics Limited | Mechanical link with single coil flexible member accommodating multiple-axis rotation |
| CN109178211A (en) * | 2018-08-24 | 2019-01-11 | 中国船舶重工集团公司第七〇九研究所 | Joint arrangement for nuclear power platform single point mooring system sea quick-release |
| CN109882516A (en) * | 2019-04-08 | 2019-06-14 | 沈阳仪表科学研究院有限公司 | A kind of pipe detector hollow universal joint and its connector |
| CN110748575A (en) * | 2019-11-22 | 2020-02-04 | 一重集团大连工程技术有限公司 | Universal fluid transfer joint capable of transmitting torque and connecting structure thereof |
| CN112161023A (en) * | 2020-09-23 | 2021-01-01 | 中国科学院空天信息创新研究院 | Adjustable turnbuckle bolt |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101103224A (en) * | 2004-11-17 | 2008-01-09 | Tdw离岸服务公司 | An articulated assembly for pipelines and a joint device |
| CN201547449U (en) * | 2009-11-05 | 2010-08-11 | 新疆三叶管道技术有限责任公司 | Connecting ring type universal joint in pipeline |
| CN201843918U (en) * | 2010-09-09 | 2011-05-25 | 平高集团有限公司 | Coupler |
| CN201916375U (en) * | 2010-11-19 | 2011-08-03 | 长沙南车电气设备有限公司 | Universal coupling used for photoelectric sensor |
| CN103174762A (en) * | 2011-12-22 | 2013-06-26 | 鸿富锦精密工业（深圳）有限公司 | Cardan joint |
-
2013
- 2013-11-23 CN CN201310598617.3A patent/CN103591160B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101103224A (en) * | 2004-11-17 | 2008-01-09 | Tdw离岸服务公司 | An articulated assembly for pipelines and a joint device |
| CN201547449U (en) * | 2009-11-05 | 2010-08-11 | 新疆三叶管道技术有限责任公司 | Connecting ring type universal joint in pipeline |
| CN201843918U (en) * | 2010-09-09 | 2011-05-25 | 平高集团有限公司 | Coupler |
| CN201916375U (en) * | 2010-11-19 | 2011-08-03 | 长沙南车电气设备有限公司 | Universal coupling used for photoelectric sensor |
| CN103174762A (en) * | 2011-12-22 | 2013-06-26 | 鸿富锦精密工业（深圳）有限公司 | Cardan joint |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105526466A (en) * | 2014-09-28 | 2016-04-27 | 中国石油化工集团公司 | Universal joint for oil and gas pipeline defect inner detector |
| US10156255B2 (en) | 2016-05-27 | 2018-12-18 | Ultra Electronics Limited | Mechanical link with single coil flexible member accommodating multiple-axis rotation |
| CN109178211A (en) * | 2018-08-24 | 2019-01-11 | 中国船舶重工集团公司第七〇九研究所 | Joint arrangement for nuclear power platform single point mooring system sea quick-release |
| CN109178211B (en) * | 2018-08-24 | 2019-08-20 | 中国船舶重工集团公司第七一九研究所 | Joint arrangement for nuclear power platform single point mooring system sea quick-release |
| CN109882516A (en) * | 2019-04-08 | 2019-06-14 | 沈阳仪表科学研究院有限公司 | A kind of pipe detector hollow universal joint and its connector |
| CN109882516B (en) * | 2019-04-08 | 2024-01-30 | 沈阳仪表科学研究院有限公司 | Hollow universal joint for pipeline detector and connector thereof |
| CN110748575A (en) * | 2019-11-22 | 2020-02-04 | 一重集团大连工程技术有限公司 | Universal fluid transfer joint capable of transmitting torque and connecting structure thereof |
| CN112161023A (en) * | 2020-09-23 | 2021-01-01 | 中国科学院空天信息创新研究院 | Adjustable turnbuckle bolt |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103591160B (en) | 2015-11-18 |
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