CN208239351U - Pipe detection mechanism - Google Patents
Pipe detection mechanism Download PDFInfo
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- CN208239351U CN208239351U CN201820656447.8U CN201820656447U CN208239351U CN 208239351 U CN208239351 U CN 208239351U CN 201820656447 U CN201820656447 U CN 201820656447U CN 208239351 U CN208239351 U CN 208239351U
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- side plate
- cylinder
- bowl
- detection mechanism
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Abstract
The utility model discloses a kind of pipe detection mechanism, 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, the front support cylinder and rear support cylinder further comprise central supported cylinder and several support turbine structures, the support wheel mechanism further comprises pedestal, first side plate, second side plate, shaft and support wheel, the shaft is set on pedestal, first side plate is arranged in parallel with the second side plate and is connect by the shaft, first side plate, second side plate is separately installed with a compressing spring component close to one end of pedestal, first side plate, the one end of second side plate far from pedestal The support wheel is installed.The utility model ensure that the patency and stability that detector is run in pipeline.
Description
Technical field
The utility model relates to be related to a kind of pipe detection mechanism, 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 pipe detection mechanism, which ensure that detector in pipe
The patency and stability run in road.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of pipe detection mechanism, including magnetization inspection
Survey sleeve, preceding driving bowl, rear leather cup, front support cylinder and rear support cylinder, the front support cylinder, preceding driving bowl, magnetize detect sleeve,
Leather cup, rear support cylinder are fixedly connected sequentially afterwards；
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 front support cylinder and rear support cylinder further comprise central supported cylinder and several support turbine structures, described several
Support wheel mechanism is circumferentially set to central supported cylinder outer surface at equal intervals, and the support wheel mechanism further comprises pedestal,
Side plate, the second side plate, shaft and support wheel, the shaft are set on pedestal, and first side plate is parallel with the second side plate
It is arranged and is connected by the shaft, first side plate, the second side plate is separately installed with a compressing spring close to one end of pedestal
Component, first side plate, the second side plate are equipped with the support wheel far from one end of pedestal.
Further improved scheme is as follows in above-mentioned technical proposal:
1. in above scheme, first side plate, the second side plate are V-shaped plate.
2. in above scheme, the support wheel is installed between the first side plate, the second side plate by wheel shaft, this wheel shaft one
End is provided with a baffle.
3. in above scheme, being provided with several support shafts between first side plate, the second side plate.
4. in above scheme, the support wheel is polyurethane wheel.
5. in above scheme, the bristle diameter of the steel brush is 0.2mm.
6. in above scheme, the front support cylinder, preceding driving bowl, magnetization detection sleeve, rear leather cup and rear support cylinder are respectively
Central cylinder between pass through mounting flange connection or be welded to connect.
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, the preceding driving bowl and rear leather cup are polyurethane bowl.
9. 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 pipe detection mechanism, support wheel mechanism further comprise pedestal, the first side plate, the second side plate,
Shaft and support wheel, the shaft are set on pedestal, and first side plate and the second side plate are arranged in parallel and pass through described turn
Axis connection, first side plate, the second side plate are separately installed with a compressing spring component, first side close to one end of pedestal
Plate, the second side plate are equipped with the support wheel far from one end of pedestal, the setting of compression spring component in support wheel mechanism, are support wheel
Elastic force is provided, can not only make support wheel remain the close contact with inner wall of the pipe, but also pipeline deformation can encountered
When for support wheel provide compressible space, guarantee patency and stability that detector is run in pipeline.
Detailed description of the invention
Attached drawing 1 is the utility model pipe detection mechanism structure schematic diagram；
Attached drawing 2 is the utility model pipe detection mechanism partial cutaway view；
Attached drawing 3 is the utility model pipe detection mechanism partial structural diagram.
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；2, preceding driving bowl；3, rear leather cup；4, front support cylinder；5, after
Support tube；401, central supported cylinder；402, support wheel mechanism；403, pedestal；404, the first side plate；405, the second side plate；406,
Shaft；407, support wheel；408, compressing spring component.
Specific embodiment
Embodiment 1: a kind of pipe detection mechanism, 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 successively fixed
Connection；
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 front support cylinder 4 and rear support cylinder 5 further comprise central supported cylinder 401 and several support turbine structures 402,
Several support turbine structures 402 are circumferentially set to 401 outer surface of central supported cylinder, the support wheel mechanism 402 at equal intervals
It further comprise pedestal 403, the first side plate 404, the second side plate 405, shaft 406 and support wheel 407, the shaft 406 is arranged
In on pedestal 403, first side plate 404 is arranged in parallel with the second side plate 405 and is connect by the shaft 406, and described
Side plate 404, the second side plate 405 are separately installed with a compressing spring component 408, first side plate close to one end of pedestal 403
404, the second side plate 405 is equipped with the support wheel 407 far from one end of pedestal 403.
Above-mentioned first side plate 404, the second side plate 405 are V-shaped plate；Above-mentioned support wheel 407 is installed on by wheel shaft
Between side plate 404, the second side plate 405, this wheel shaft one end is provided with a baffle；Above-mentioned first side plate 404, the second side plate 405
Between be provided with several support shafts；Above-mentioned support wheel 407 is polyurethane wheel.
Embodiment 2: a kind of pipe detection mechanism, 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 successively fixed
Connection；
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 front support cylinder 4 and rear support cylinder 5 further comprise central supported cylinder 401 and several support turbine structures 402,
Several support turbine structures 402 are circumferentially set to 401 outer surface of central supported cylinder, the support wheel mechanism 402 at equal intervals
It further comprise pedestal 403, the first side plate 404, the second side plate 405, shaft 406 and support wheel 407, the shaft 406 is arranged
In on pedestal 403, first side plate 404 is arranged in parallel with the second side plate 405 and is connect by the shaft 406, and described
Side plate 404, the second side plate 405 are separately installed with a compressing spring component 408, first side plate close to one end of pedestal 403
404, the second side plate 405 is equipped with the support wheel 407 far from one end of pedestal 403.
The bristle diameter of above-mentioned steel brush 103 is 0.2mm；Above-mentioned front support cylinder 4, preceding driving bowl 2, magnetization detection sleeve 1, after
Pass through welded connecting between leather cup 3 and the respective central cylinder of rear support cylinder 5；Above-mentioned preceding driving bowl 2 and rear leather cup 3 are provided with
Bowl-shaped part 201, ring part 202 and interconnecting piece 203, above-mentioned ring part 202 are set to bowl-shaped part 201 opposite to each other in the side of the rim of a bowl,
Above-mentioned bowl-shaped part 201 and ring part 202 are connected by interconnecting piece 203；Above-mentioned preceding driving bowl 2 and rear leather cup 3 are polyurethane bowl；On
Driving bowl 2 is circumferential before stating connect with inner wall of the pipe interference.
When using above-mentioned pipe detection mechanism, by the setting of compression spring component in support wheel mechanism, provided for support wheel
Elastic force can not only make support wheel remain the close contact with inner wall of the pipe, but also can be when encountering pipeline deformation
Support wheel provides compressible space, guarantees patency and stability that detector is run in pipeline.
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 (10)
1. a kind of pipe detection mechanism, it is characterised in that: 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) is 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 front support cylinder (4) and rear support cylinder (5) further comprise central supported cylinder (401) and several support turbine structures
(402), several support turbine structures (402) are circumferentially set to central supported cylinder (401) outer surface, the support at equal intervals
Taking turns mechanism (402) further comprises pedestal (403), the first side plate (404), the second side plate (405), shaft (406) and support wheel
(407), the shaft (406) is set on pedestal (403), and first side plate (404) is arranged in parallel with the second side plate (405)
And connected by the shaft (406), first side plate (404), the second side plate (405) divide close to the one end of pedestal (403)
One compressing spring component (408), the one end of first side plate (404), the second side plate (405) far from pedestal (403) are not installed
The support wheel (407) are installed.
2. pipe detection mechanism according to claim 1, it is characterised in that: first side plate (404), the second side plate
It (405) is V-shaped plate.
3. pipe detection mechanism according to claim 1, it is characterised in that: the support wheel (407) is installed by wheel shaft
Between the first side plate (404), the second side plate (405), this wheel shaft one end is provided with a baffle.
4. pipe detection mechanism according to claim 1, it is characterised in that: first side plate (404), the second side plate
(405) several support shafts are provided between.
5. pipe detection mechanism according to claim 1, it is characterised in that: the support wheel (407) is polyurethane wheel.
6. pipe detection mechanism according to claim 1, it is characterised in that: the bristle diameter of the steel brush (103) is
0.2mm。
7. pipe detection mechanism according to claim 1, it is characterised in that: the front support cylinder (4), preceding driving bowl (2),
Connected between magnetization detection sleeve (1), rear leather cup (3) and rear support cylinder (5) respective central cylinder by mounting flange or
It is welded to connect.
8. pipe detection mechanism according to claim 1, it is characterised in that: the preceding driving bowl (2) and rear leather cup (3) are equal
It is provided with bowl-shaped part (201), ring part (202) and interconnecting piece (203), the ring part (202) is set to bowl-shaped part (201) phase
It carries on the back and is connected in the side of the rim of a bowl, the bowl-shaped part (201) and ring part (202) by interconnecting piece (203).
9. pipe detection mechanism according to claim 1, it is characterised in that: the preceding driving bowl (2) and rear leather cup (3) are
Polyurethane bowl.
10. pipe detection mechanism according to claim 1, it is characterised in that: driving bowl (2) is circumferentially and in pipeline before described
Wall interference connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820656447.8U CN208239351U (en) | 2018-05-04 | 2018-05-04 | Pipe detection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820656447.8U CN208239351U (en) | 2018-05-04 | 2018-05-04 | Pipe detection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208239351U true CN208239351U (en) | 2018-12-14 |
Family
ID=64582115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820656447.8U Active CN208239351U (en) | 2018-05-04 | 2018-05-04 | Pipe detection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208239351U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112086260A (en) * | 2019-06-12 | 2020-12-15 | 中国石油天然气股份有限公司 | Demagnetizing device for pipeline |
| CN112835108A (en) * | 2021-01-06 | 2021-05-25 | 安徽国登管业科技有限公司 | Pipeline tracing device convenient to operate and used for building engineering and using method thereof |
-
2018
- 2018-05-04 CN CN201820656447.8U patent/CN208239351U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112086260A (en) * | 2019-06-12 | 2020-12-15 | 中国石油天然气股份有限公司 | Demagnetizing device for pipeline |
| CN112835108A (en) * | 2021-01-06 | 2021-05-25 | 安徽国登管业科技有限公司 | Pipeline tracing device convenient to operate and used for building engineering and using method thereof |
| CN112835108B (en) * | 2021-01-06 | 2023-06-13 | 安徽国登管业科技有限公司 | Pipeline tracer device convenient to operate and used for constructional engineering and application method thereof |
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