CN208239354U - Testing agency for oil-gas pipeline - Google Patents
Testing agency for oil-gas pipeline Download PDFInfo
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- CN208239354U CN208239354U CN201820656686.3U CN201820656686U CN208239354U CN 208239354 U CN208239354 U CN 208239354U CN 201820656686 U CN201820656686 U CN 201820656686U CN 208239354 U CN208239354 U CN 208239354U
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Abstract
The utility model discloses a kind of testing agency for oil-gas pipeline, sleeve is detected including magnetization, preceding driving bowl, leather cup afterwards, front support cylinder and rear support cylinder, the front support cylinder, preceding driving bowl, magnetization detection sleeve, leather cup afterwards, rear support cylinder is fixedly connected sequentially, the magnetization detection sleeve further comprises central cylinder, several magnet steel, steel brush and several probes, several probes are circumferentially arranged to form detection ring in central cylinder outer surface, several magnet steel are circumferentially arranged respectively to form the first magnet steel ring and the second magnet steel ring in central cylinder outer surface, the support ring is installed on the central cylinder outer surface of magnetization detection sleeve by several support chips, several probe support framves are circumferentially installed on support ring outer surface, the probe is installed on probe support frame top.The utility model can effectively avoid the deformation inside pipeline due to hinder moving ahead for detector, guarantee that detector is run smooth and stable in pipeline.
Description
Technical field
The utility model relates to a kind of testing agencies for oil-gas pipeline, belong to pipeline defect detection technical field.
Background technique
Pipeline is due to having many merits such as continuous, quick, conveying capacity is big, facilitates as oil-gas field development, production and oil
Defeated main production facility outside gas, pipeline transportation have become petroleum, petrochemical industry, the important way of natural gas long-distance transportation.
While pipeline transportation is used widely in China with the outstanding advantage that it is not replaced, pipeline fortune
The attention that defeated safety issue is also increasingly subject to.On the one hand, pipeline aging is serious, since pipeline is because of corrosion, wear, accident
All kinds of pipeline accidents caused by the reasons such as damage happen occasionally, and security issues become increasingly urgent；On the other hand, pipe newly-built in recent years
Road is nearly all high pressure, long range, bigbore oil and gas pipeline, and construction geology condition is all more severe, and meets with often
The threat and destruction for meeting the natural calamities such as flood, landslide, earthquake, mud-rock flow, are influenced seriously by the burn into weight of inside and outside medium,
Pipeline inevitably different degrees of damage, such as canal depression, ovalizing deflection, bending and sinking, seriously
Side may cause pipeline breaking, this is likely to lead to oil and gas leakage, influences pipeline normal safe operation.
The basic principle of Pipeline Magnetic Flux Leakage Inspection is: when ferromagnetic steel pipe sufficiently magnetizes, the magnetic line of force in tube wall is by its surface
Or the defect barrier near surface, the magnetic line of force of fault location are distorted, a part of magnetic line of force leaks out the inside and outside table of steel pipe
Face forms magnetic flux leakage.Magnetic flux leakage is picked up with the magnet-sensitive element that steel pipe does relative motion, converts thereof into defect electric signal, this
A little signals are handled through filtering, amplification, analog-to-digital conversion etc., to determine defect.
In the prior art the shortcomings that: when encountering pipe deforming, detector is difficult to smoothly pass over pipeline and cause in detection
It is disconnected.
Utility model content
The purpose of the utility model is to provide a kind of testing agencies for oil-gas pipeline, this is used for the detection of oil-gas pipeline
Mechanism can effectively avoid the deformation inside pipeline due to hinder moving ahead for detector, and it is smooth to guarantee that detector is run in pipeline
With stabilization.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of testing agency for oil-gas pipeline,
Including magnetization detection sleeve, preceding driving bowl, rear leather cup, front support cylinder and rear support cylinder, the front support cylinder, preceding driving bowl, magnetic
Change detection sleeve, rear leather cup, rear support cylinder to be fixedly connected sequentially；
The magnetization detection sleeve further comprises central cylinder, several magnet steel, steel brush and several probes, several spies
Circumferentially arranged to form detection ring in central cylinder outer surface, several magnet steel are circumferentially arranged in outside central cylinder respectively
Surface forms the first magnet steel ring and the second magnet steel ring, this first magnet steel ring and the second magnet steel ring are located at detection ring two sides, institute
It states steel brush and is uniformly clouded in magnet steel upper surface；
The detection ring further comprises support ring, several probes and several probe support framves, if the support ring passes through
Heavenly Stems and Earthly Branches blade is installed on the central cylinder outer surface of magnetization detection sleeve, and several probe support framves are circumferentially installed on support
Ring outer surface, the probe are installed on probe support frame top.
Further improved scheme is as follows in above-mentioned technical proposal:
1. in above scheme, the probe support frame is parallelogram support frame.
2. in above scheme, the probe support frame is polyurethane support frame.
3. in above scheme, several probe support framves are arranged at equal intervals.
4. in above scheme, the probe is Hall element.
5. in above scheme, the probe upper surface is provided with a cover board.
6. in above scheme, the bristle diameter of the steel brush is 0.2mm.
7. in above scheme, the preceding driving bowl and rear leather cup are provided with bowl-shaped part, ring part and interconnecting piece, described
Ring part is set to bowl-shaped part opposite to each other in the side of the rim of a bowl, and the bowl-shaped part is connected with ring part by interconnecting piece.
8. in above scheme, driving bowl circumferentially to connect with inner wall of the pipe interference before described.
Due to the application of the above technical scheme, the utility model has the advantage that compared with prior art
The utility model be used for oil-gas pipeline testing agency, detection ring further comprise support ring, it is several probe and
Several probe support framves, the support ring are installed on the central cylinder outer surface of magnetization detection sleeve, institute by several support chips
It states several probe support framves and is circumferentially installed on support ring outer surface, the probe is installed on probe support frame top, detector
In pipeline in mobile detection process, it is arranged radially between inner wall of the pipe for interference on the outside of probe support frame, therefore
In the moving process of detector, because of reasons such as pipe deformings, there can be extruding to probe support frame；The setting of support frame, for detection
Ring provides compressible elastic space；The spacing of each probe support frame is arranged, the flexible material selection of probe support frame, all for
The compressible space that probe support frame provides avoids the deformation inside pipeline due to hinders moving ahead for detector；Probe support
Frame is set as parallelogram, even if probe, which remains, to be arranged in parallel, so that probe support frame is under squeezed state to protect
Demonstrate,prove the accuracy detected to magnetic circuit.
Detailed description of the invention
Attached drawing 1 is testing agency's structural schematic diagram that the utility model is used for oil-gas pipeline；
Attached drawing 2 is testing agency's partial cutaway view that the utility model is used for oil-gas pipeline；
Attached drawing 3 is testing agency's partial structural diagram that the utility model is used for oil-gas pipeline.
In the figures above: 1, magnetization detection sleeve；101, central cylinder；102, magnet steel；103, steel brush；104, it pops one's head in；
105, ring is detected；106, the first magnet steel ring；107, the second magnet steel ring；108, support ring；109, probe support frame；110, it supports
Piece；2, preceding driving bowl；3, rear leather cup；4, front support cylinder；5, rear support cylinder.
Specific embodiment
Embodiment 1: a kind of testing agency for oil-gas pipeline, including magnetization detection sleeve 1, preceding driving bowl 2, rear leather cup
3, front support cylinder 4 and rear support cylinder 5, the front support cylinder 4, preceding driving bowl 2, magnetization detection sleeve 1, rear leather cup 3, rear support cylinder
5 are fixedly connected sequentially；
The magnetization detection sleeve 1 further comprises central cylinder 101, several magnet steel 102, steel brush 103 and several probes
104, several probes 104 are circumferentially arranged to form detection ring 105, several magnet steel 102 in 101 outer surface of central cylinder
It is circumferentially arranged respectively to form the first magnet steel ring 106 and the second magnet steel ring 107, this first magnet steel in 101 outer surface of central cylinder
Ring 106 and the second magnet steel ring 107 are located at detection 105 two sides of ring, and the steel brush 103 is uniformly clouded in 102 upper surface of magnet steel；
The detection ring 105 further comprises support ring 108, several probes 104 and several probe support framves 109, described
Support ring 108 is installed on 101 outer surface of central cylinder of magnetization detection sleeve 1, several probes by several support chips 110
Support frame 109 is circumferentially installed on 108 outer surface of support ring, and the probe 104 is installed on 109 top of probe support frame.
Above-mentioned probe support frame 109 is parallelogram support frame；Above-mentioned probe support frame 109 is polyurethane support frame；
Above-mentioned several probe support framves 109 are arranged at equal intervals；Above-mentioned probe 104 is Hall element；Above-mentioned 104 upper surface of probe is provided with
One cover board.
Embodiment 2: a kind of testing agency for oil-gas pipeline, including magnetization detection sleeve 1, preceding driving bowl 2, rear leather cup
3, front support cylinder 4 and rear support cylinder 5, the front support cylinder 4, preceding driving bowl 2, magnetization detection sleeve 1, rear leather cup 3, rear support cylinder
5 are fixedly connected sequentially；
The magnetization detection sleeve 1 further comprises central cylinder 101, several magnet steel 102, steel brush 103 and several probes
104, several probes 104 are circumferentially arranged to form detection ring 105, several magnet steel 102 in 101 outer surface of central cylinder
It is circumferentially arranged respectively to form the first magnet steel ring 106 and the second magnet steel ring 107, this first magnet steel in 101 outer surface of central cylinder
Ring 106 and the second magnet steel ring 107 are located at detection 105 two sides of ring, and the steel brush 103 is uniformly clouded in 102 upper surface of magnet steel；
The detection ring 105 further comprises support ring 108, several probes 104 and several probe support framves 109, described
Support ring 108 is installed on 101 outer surface of central cylinder of magnetization detection sleeve 1, several probes by several support chips 110
Support frame 109 is circumferentially installed on 108 outer surface of support ring, and the probe 104 is installed on 109 top of probe support frame.
The bristle diameter of above-mentioned steel brush 103 is 0.2mm；Above-mentioned preceding driving bowl 2 and rear leather cup 3 are provided with bowl-shaped part, ring
Shape portion and interconnecting piece, the ring part are set to bowl-shaped part (201) opposite to each other in the side of the rim of a bowl, and the bowl-shaped part and ring part are logical
Cross interconnecting piece connection；Driving bowl 2 is circumferential before above-mentioned connect with inner wall of the pipe interference.
When using the above-mentioned testing agency for oil-gas pipeline, by the setting of support frame, provides and can press for detection ring
The elastic space of contracting；The spacing of each probe support frame is arranged, and the flexible material selection of probe support frame, is all probe support frame
The compressible space provided avoids the deformation inside pipeline due to hinders moving ahead for detector；Probe support frame is set as flat
Row quadrangle, even if probe, which remains, to be arranged in parallel so that probe support frame is under squeezed state, to guarantee to examine magnetic circuit
The accuracy of survey.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (9)
1. a kind of testing agency for oil-gas pipeline, it is characterised in that: including magnetization detection sleeve (1), preceding driving bowl (2),
Leather cup (3), front support cylinder (4) and rear support cylinder (5) afterwards, the front support cylinder (4), preceding driving bowl (2), magnetization detection sleeve
(1), rear leather cup (3), rear support cylinder (5) are fixedly connected sequentially；
Magnetization detection sleeve (1) further comprises central cylinder (101), several magnet steel (102), steel brush (103) and several
It pops one's head in (104), several probes (104) are circumferentially arranged to form detection ring (105), institute in central cylinder (101) outer surface
It is circumferentially arranged in central cylinder (101) outer surface the first magnet steel ring (106) of formation and the second magnetic respectively to state several magnet steel (102)
Steel loop (107), this first magnet steel ring (106) and the second magnet steel ring (107) are located at detection ring (105) two sides, the steel brush
(103) it is uniformly clouded in magnet steel (102) upper surface；
The detection ring (105) further comprises support ring (108), several probes (104) and several probe support framves (109),
The support ring (108) is installed on central cylinder (101) outer surface of magnetization detection sleeve (1) by several support chips (110),
Several probe support framves (109) are circumferentially installed on support ring (108) outer surface, and the probe (104) is installed on probe
Support frame (109) top.
2. the testing agency according to claim 1 for oil-gas pipeline, it is characterised in that: the probe support frame
It (109) is parallelogram support frame.
3. the testing agency according to claim 1 for oil-gas pipeline, it is characterised in that: the probe support frame
It (109) is polyurethane support frame.
4. the testing agency according to claim 1 for oil-gas pipeline, it is characterised in that: several probe support framves
(109) it is arranged at equal intervals.
5. the testing agency according to claim 1 for oil-gas pipeline, it is characterised in that: the probe (104) is suddenly
That element.
6. the testing agency according to claim 1 for oil-gas pipeline, it is characterised in that: table on the probe (104)
Face is provided with a cover board.
7. the testing agency according to claim 1 for oil-gas pipeline, it is characterised in that: the brush of the steel brush (103)
Nominal diameter is 0.2mm.
8. the testing agency according to claim 1 for oil-gas pipeline, it is characterised in that: it is described before driving bowl (2) and
Leather cup (3) is provided with bowl-shaped part, ring part and interconnecting piece afterwards, and the ring part is set to bowl-shaped part (201) opposite to each other in the rim of a bowl
Side, the bowl-shaped part connected with ring part by interconnecting piece.
9. the testing agency according to claim 1 for oil-gas pipeline, it is characterised in that: driving bowl (2) week before described
It is connect to inner wall of the pipe interference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820656686.3U CN208239354U (en) | 2018-05-04 | 2018-05-04 | Testing agency for oil-gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820656686.3U CN208239354U (en) | 2018-05-04 | 2018-05-04 | Testing agency for oil-gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208239354U true CN208239354U (en) | 2018-12-14 |
Family
ID=64581490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820656686.3U Active CN208239354U (en) | 2018-05-04 | 2018-05-04 | Testing agency for oil-gas pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208239354U (en) |
-
2018
- 2018-05-04 CN CN201820656686.3U patent/CN208239354U/en active Active
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