CN205192423U - Detect in pipeline with detection device in mileage measurement mechanism and pipeline magnetic leakage - Google Patents
Detect in pipeline with detection device in mileage measurement mechanism and pipeline magnetic leakage Download PDFInfo
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- CN205192423U CN205192423U CN201520323536.7U CN201520323536U CN205192423U CN 205192423 U CN205192423 U CN 205192423U CN 201520323536 U CN201520323536 U CN 201520323536U CN 205192423 U CN205192423 U CN 205192423U
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- mileage
- pipeline
- measuring mechanism
- roller
- pipeline detection
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- 230000007246 mechanism Effects 0.000 title claims abstract description 44
- 238000001514 detection method Methods 0.000 title claims abstract description 41
- 238000005259 measurement Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 claims abstract description 8
- 238000005096 rolling process Methods 0.000 claims description 36
- 210000004907 gland Anatomy 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 4
- 239000000696 magnetic material Substances 0.000 claims description 4
- 230000035699 permeability Effects 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000009467 reduction Effects 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003305 oil spill Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The utility model relates to a pipeline inspection device field discloses a detect in pipeline with detection device in mileage measurement mechanism and pipeline magnetic leakage, and wherein mileage measurement mechanism includes the base and fixes the pillar in base one side center department, has at least two sets of mileages wheel measurement element along the circumference equipartition on the base, and mileage wheel measurement element passes through the rotatable setting of support shaft on the base, and the mileage wheel measurement element set up with the pillar homonymy, spring coupling is passed through to the pillar on to mileage wheel measurement element's one end, and under the normality, the spring is in tensile state, and masterpiece that the spring produced is used in that mileage wheel measurement element goes up so that mileage wheel measurement element pastes tight pipe wall at the operation in -process. The utility model provides a detecting in the pipeline and adopting circumference mileage wheel overall arrangement form with mileage measurement mechanism, the axial of comparing in prior art sets up the overall arrangement mode that the multiunit mileage was taken turns for the whole size of mechanism has great reduction, can adapt to the pipeline that the pipe diameter is littleer, uses more extensively, convenient.
Description
Technical field
The utility model relates to pipe detection device field, particularly relates to pick-up unit in a kind of pipeline detection mileage measuring mechanism and pipe leakage.
Background technology
Along with the demand of petroleum gas equal energy source strengthens gradually, pipeline is as one of basic, the most most economical energy means of transportation, and its security more and more comes into one's own.The many metal erosion by tube wall of the generation of pipeline accident for a long time and defect cause.After these defects acquire a certain degree, tube wall can be made to break, thus cause oil spill disaster to occur.Therefore, the Study and Development of submarine pipeline flux leakage detector, can detect submarine pipeline effectively, damage in pipeline use procedure is assessed, adopts an effective measure, prevent before accident occurs, thus prevent trouble before it happens, reduce the pollution of loss because accident causes and environment.Therefore, the development strengthening pipeline leakage magnetic detection device and technology has become the task of top priority of energy sector.
In prior art, Pipeline Magnetic Flux Leakage Inspection technology does not need coupling and lower-price characteristic to become current most widely used general because having, and is also most proven technique.But the mileage that pipe leakage detector runs in pipeline location is very difficult, positioning precision is difficult to ensure.Mileage structure is used for the mileage of in-pipeline detector in pipeline in operational process and accurately locates, and is the significant components part of in-pipeline detector system.Current domestic Related product mainly adopts coder mode to carry out mileage record and arranges the mode of many group mileage wheels along pipeline axial, preventing there is certain defect in wheel slip and pipeline circumferential size, making the similar products of the gear teeth temporarily without the layout and roller surface that adopt Magnetic Sensor record, circumferential three groups of mileages wheel.
Therefore, need a kind of overall dimensions badly less, mileage record more accurately pipeline detection mileage measuring mechanism and there is this pipeline detection mileage measuring mechanism pipe leakage in pick-up unit.
Utility model content
An object of the present utility model is, propose a kind of pipeline detection mileage measuring mechanism, the size of this mileage measuring mechanism is less, and the size of the pipeline that can adapt to is more extensive.
Another object of the present utility model is, proposes a kind of mileage and measures pipeline detection mileage measuring mechanism more accurately.
Another object of the present utility model is, proposes pick-up unit in a kind of pipe leakage, this pick-up unit is provided with above-mentioned pipeline detection mileage measuring mechanism.
For reaching this object, the utility model by the following technical solutions:
A kind of pipeline detection mileage measuring mechanism, comprise base and the pillar being fixed on described base side center position, described base is circumferentially evenly equipped with at least two group mileage wheel measurement assemblies, described mileage wheel measurement assembly is arranged on described base by support shaft is rotating, and described mileage wheel measurement assembly and described pillar homonymy are arranged;
One end of described mileage wheel measurement assembly is connected on described pillar by spring, under normality, described spring is in extended state, and the masterpiece that described spring produces is used on described mileage wheel measurement assembly to make described mileage wheel measurement assembly be adjacent to tube wall in operational process.
Further, described mileage wheel measurement assembly comprises roller, roller shaft, rolling wheel support; Described roller is arranged on the free end of described rolling wheel support by roller shaft, and the axis of described roller overlaps with described roller shaft, and described roller can around its axis rotation.
Preferably, described base is fixed with support, described support is provided with described support shaft, the fixed end cap of described rolling wheel support is located on described support shaft, described rolling wheel support and described support shaft are coaxially arranged, and described rolling wheel support can swing to the direction towards or away from described pillar around its axis;
The upper end of described spring is fixed on the top of described pillar, and lower end is connected to the stiff end of described rolling wheel support, and described spring is vertically arranged.
Preferably, described rolling wheel support is provided with sensor, described sensor is positioned at the below of described roller.
Preferably, described sensor is magnetic induction sensor, and described roller is made up of permeability magnetic material; Described roller sends pulse along in tube wall rolling process to described sensor.
Preferably, described sensor is fixed on described rolling wheel support by sensor gland.
Preferably, the bottom of described support is provided with limited block, and described limited block is used for limiting the initial position of described rolling wheel support.
Preferably, the quantity of described mileage wheel measurement assembly is three groups, and described in three groups, mileage measurement components is along the circumferential direction uniformly distributed centered by described pillar.
Further, the edge of described roller is set to dentalation.
Pick-up unit in a kind of pipe leakage, is provided with pipeline detection mileage measuring mechanism as above; Described pipeline detection mileage measuring mechanism is arranged on the afterbody of pick-up unit in described pipe leakage; Sensor on described pipeline detection mileage measuring mechanism is connected with the controller of pick-up unit in described pipe leakage.
The beneficial effects of the utility model have: the pipeline detection mileage measuring mechanism in the utility model adopts circumferential mileage to take turns distribution form, the layout type of many group mileage wheels is set compared to axis of the prior art, the overall dimensions of mechanism is made to have larger reduction, can adapt to the pipeline that caliber is less, it is more extensive, convenient to apply.
Pipeline detection mileage measuring mechanism in the utility model, by arranging spring to ensure that roller is adjacent to inner-walls of duct, roller periphery is provided with the gear teeth to reduce wheel slip, ensure that the accuracy of mileage location survey.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of the pipeline detection mileage measuring mechanism that the utility model embodiment one proposes;
Fig. 2 is the three-valued structures figure of the main apparent direction of pipeline detection mileage measuring mechanism that the utility model embodiment one proposes;
Fig. 3 is the structural drawing of the rolling wheel support that the utility model embodiment one proposes;
Fig. 4 is the structural drawing of the roller that the utility model embodiment one proposes.
In figure:
1, base; 2, pillar; 3, support; 4, rolling wheel support; 5, roller; 6, spring; 7, sensor gland; 8, line card; 9, limited block; 10, support shaft; 11, roller shaft.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.
Embodiment one
The present embodiment proposes a kind of pipeline detection mileage measuring mechanism, comprise base and the pillar being fixed on base side center position, base is circumferentially evenly equipped with at least two group mileage wheel measurement assemblies, mileage wheel measurement assembly is arranged on base by support shaft is rotating, mileage wheel measurement assembly and pillar homonymy are arranged, one end of mileage wheel measurement assembly is connected on pillar by spring, under normality, spring is in extended state, and the masterpiece that spring produces is used on mileage wheel assembly to make mileage wheel measurement assembly be adjacent to tube wall in operational process.
As shown in Figure 1-2, be the one-piece construction of pipeline detection mileage measuring mechanism that the present embodiment proposes.As one preferred embodiment, the quantity of the mileage wheel measurement assembly in the present embodiment is three groups, and three groups of mileage measurement components are along the circumferential direction uniformly distributed centered by pillar 2.Pillar 2 is fixed on base 1, adopts screw or bolt to be fixed between the two, is provided with the hook for fixing spring 6 in the upper end of pillar 2, hook and the quantity of spring and the quantity of mileage wheel measurement assembly suitable.Pillar 2 is fixed on the center position of the side of base 1, and pillar 2 and mileage wheel measurement assembly homonymy are arranged.
The one end often organizing mileage wheel measurement assembly is all connected on pillar 2 by spring 6, and under normality, spring 6 is in extended state, and the masterpiece that spring 6 produces is used on mileage wheel measurement assembly to stop mileage wheel measurement assembly to fall under its Action of Gravity Field.Carrying out in installation process, the upper end of spring 6 is fixed on the top of pillar 2, and lower end is connected to the stiff end of rolling wheel support 4, and spring 6 is vertically arranged.
Further, the mileage wheel measurement assembly in the present embodiment comprises roller 5, roller shaft 11, rolling wheel support 4.As shown in Figure 3, be the structure of rolling wheel support 4, base 1 be fixed with support 3, support 3 is provided with support shaft 10, the fixed end cap of rolling wheel support 4 is located on support shaft 10, and rolling wheel support 4 and support shaft 10 are coaxially arranged, and rolling wheel support 4 can swing to the direction towards or away from pillar 2 around its axis.Roller 5 is arranged on the free end of rolling wheel support 4 by roller shaft 11, and the axis of roller 5 overlaps with roller shaft 11, and roller 5 can around its axis rotation.After installing between rolling wheel support 4 and support shaft 10, at arranged outside bearing and the end cap of support shaft 10.
In the course of the work, roller 5 and tube wall are fitted and roll along tube wall, realize the record to distance travelled.Preferably, the center deviation of the rolling wheel support 4 in the present embodiment is to the outside of pillar 2, and rolling wheel support 4 has outwards inclined trend, effectively can ensure the laminating of roller 5 and tube wall.
Rolling wheel support 4 is provided with sensor, and sensor is positioned at the below of roller 5, and sensor is magnetic induction sensor, and roller 5 is made up of permeability magnetic material.Because roller 5 is made up of the good permeability magnetic material of wearing quality, sensor is magnetic induction sensor, and therefore, roller 5 sends pulse along in tube wall rolling process to sensor, and sensor is fixed on rolling wheel support 4 by sensor gland 7.The bottom of support 3 is provided with limited block 9, and limited block 9 limits for the initial position of pair roller support 4.Rolling wheel support 4 is also provided with line card 8, and line card 8 is for being fixed the connecting line of sensor.
As further embodiment, the edge of roller 5 is set to dentalation, and as shown in Figure 4, preferably, the spacing of the dentalation that circumference is arranged and arc length are 2mm.Above-mentioned set-up mode, effectively can reduce roller 5 and skid, ensure that the accuracy of mileage location survey.
Pipeline detection mileage measuring mechanism in the present embodiment adopts circumferential mileage to take turns distribution form, the layout type of many group mileage wheels is set compared to axis of the prior art, the overall dimensions of mechanism is made to have larger reduction, can adapt to the pipeline that caliber is less, it is more extensive, convenient to apply.
Pipeline detection mileage measuring mechanism in the present embodiment, by arranging spring to ensure that roller is adjacent to inner-walls of duct, achieves the self-adaptation to internal diameter of the pipeline in use procedure.
Meanwhile, owing to being provided with three groups of pipeline detection mileage measuring mechanisms in the present embodiment, three rollers 5 detect mileage simultaneously, make testing result more accurate.
Embodiment two
The present embodiment proposes pick-up unit in a kind of pipe leakage, and be provided with the pipeline detection mileage measuring mechanism as described in embodiment one, pipeline detection mileage measuring mechanism is arranged on the afterbody of pick-up unit in pipe leakage.In use, the sensor on pipeline detection mileage measuring mechanism is connected with the controller of pick-up unit in pipe leakage and by the mileage number value transmit that detects to controller.
Pick-up unit in pipe leakage in the present embodiment, owing to being provided with pipeline detection mileage measuring mechanism on this pick-up unit, therefore makes the detection of this device to the mileage run more accurate.
Obviously, above-described embodiment of the present utility model is only used to clearly demonstrate the utility model example, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., within the protection domain that all should be included in the utility model claim.
Claims (10)
1. a pipeline detection mileage measuring mechanism, comprise base (1) and be fixed on the pillar (2) of described base (1) side center position, it is characterized in that: described base (1) is circumferentially evenly equipped with at least two group mileage wheel measurement assemblies, described mileage wheel measurement assembly is arranged on described base (1) by support shaft (10) is rotating, and described mileage wheel measurement assembly and described pillar (2) homonymy are arranged;
One end of described mileage wheel measurement assembly is connected on described pillar (2) by spring (6), under normality, described spring (6) is in extended state, and the masterpiece that described spring (6) produces is used on described mileage wheel measurement assembly to make described mileage wheel measurement assembly be adjacent to tube wall in operational process.
2. pipeline detection mileage measuring mechanism as claimed in claim 1, is characterized in that: described mileage wheel measurement assembly comprises roller (5), roller shaft (11), rolling wheel support (4);
Described roller (5) is arranged on the free end of described rolling wheel support (4) by roller shaft (11), the axis of described roller (5) overlaps with described roller shaft (11), and described roller (5) can around its axis rotation.
3. pipeline detection mileage measuring mechanism as claimed in claim 2, it is characterized in that: described base (1) is fixed with support (3), described support (3) is provided with described support shaft (10), the fixed end cap of described rolling wheel support (4) is located on described support shaft (10), described rolling wheel support (4) and described support shaft (10) are coaxially arranged, and described rolling wheel support (4) can swing to the direction towards or away from described pillar (2) around its axis;
The upper end of described spring (6) is fixed on the top of described pillar (2), and lower end is connected to the stiff end of described rolling wheel support (4), and described spring (6) is vertically arranged.
4. pipeline detection mileage measuring mechanism as claimed in claim 3, is characterized in that: (4) are provided with sensor to described rolling wheel support, and described sensor is positioned at the below of described roller (5).
5. pipeline detection mileage measuring mechanism as claimed in claim 4, it is characterized in that: described sensor is magnetic induction sensor, described roller (5) is made up of permeability magnetic material;
Described roller (5) sends pulse along in tube wall rolling process to described sensor.
6. pipeline detection mileage measuring mechanism as claimed in claim 5, is characterized in that: described sensor is fixed on described rolling wheel support (4) by sensor gland (7).
7. pipeline detection mileage measuring mechanism as claimed in claim 6, it is characterized in that: the bottom of described support (3) is provided with limited block (9), described limited block (9) is for limiting the initial position of described rolling wheel support (4).
8. the mileage measuring mechanism of the pipeline detection as described in any one of claim 1-7, it is characterized in that: the quantity of described mileage wheel measurement assembly is three groups, and mileage measurement components described in three groups is along the circumferential direction uniformly distributed centered by described pillar (2).
9. the mileage measuring mechanism of the pipeline detection according to any one of claim 2-7, is characterized in that: the edge of described roller (5) is set to dentalation.
10. a pick-up unit in pipe leakage, is characterized in that: be provided with the pipeline detection mileage measuring mechanism as described in any one of claim 1-9;
Described pipeline detection mileage measuring mechanism is arranged on the afterbody of pick-up unit in described pipe leakage;
Sensor on described pipeline detection mileage measuring mechanism is connected with the controller of pick-up unit in described pipe leakage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520323536.7U CN205192423U (en) | 2015-05-18 | 2015-05-18 | Detect in pipeline with detection device in mileage measurement mechanism and pipeline magnetic leakage |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520323536.7U CN205192423U (en) | 2015-05-18 | 2015-05-18 | Detect in pipeline with detection device in mileage measurement mechanism and pipeline magnetic leakage |
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| CN205192423U true CN205192423U (en) | 2016-04-27 |
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| CN201520323536.7U Expired - Fee Related CN205192423U (en) | 2015-05-18 | 2015-05-18 | Detect in pipeline with detection device in mileage measurement mechanism and pipeline magnetic leakage |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260881A (en) * | 2019-06-14 | 2019-09-20 | 中国地质大学（武汉） | A kind of floating type screwdriven log arrangement |
| CN111664784A (en) * | 2019-03-09 | 2020-09-15 | 中国石油天然气股份有限公司 | Device and method for determining deformation position of pipeline |
-
2015
- 2015-05-18 CN CN201520323536.7U patent/CN205192423U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111664784A (en) * | 2019-03-09 | 2020-09-15 | 中国石油天然气股份有限公司 | Device and method for determining deformation position of pipeline |
| CN110260881A (en) * | 2019-06-14 | 2019-09-20 | 中国地质大学（武汉） | A kind of floating type screwdriven log arrangement |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20170518 |
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| CF01 | Termination of patent right due to non-payment of annual fee |