CN204008532U - Automatic flaw detection device - Google Patents
Automatic flaw detection device Download PDFInfo
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- CN204008532U CN204008532U CN201420406896.9U CN201420406896U CN204008532U CN 204008532 U CN204008532 U CN 204008532U CN 201420406896 U CN201420406896 U CN 201420406896U CN 204008532 U CN204008532 U CN 204008532U
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- China
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- steel ring
- conveyance conduit
- conduction brush
- detection device
- flaw detection
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Abstract
The utility model has disclosed a kind of automatic flaw detection device, comprise supporting seat, driving power, steel ring and the first conduction brush contacting with conveyance conduit, steel ring is provided with the second conduction brush, between steel ring and supporting seat, insulation arranges, steel ring and the first conduction brush noncontact, steel ring and driving power are electrically connected, the first conduction brush grounding connection, and supporting seat middle part is also provided with the transport sector for conducting conveyance conduit.When use, conveyance conduit to be measured is put on transport sector, and conveyance conduit to be measured is worn to steel ring and contact with the second conduction brush, by first conduction brush one end ground connection, one end contacts with conveyance conduit.Start transport sector make conveyance conduit to the feeding of steel ring direction, and start driving power make steel ring and the second conduction brush charged, if a certain surface charging of conveyance conduit can make the conduction brush being located thereon produce macroscopic spark discharge.This automatic flaw detection device can nondestructive complete detection go out corrosion-inhibiting coating compactness defect coated on steel pipe.
Description
Technical field
The utility model relates to pipeline inspection detection technique field, particularly relates to a kind of automatic flaw detection device.
Background technology
Conveyance conduit (comprising crude oil, rock gas, coal gas, part of running water pipeline) has been widely used in the industries such as petroleum gas, petrochemical complex, salt chemical engineering, electric power and metallurgy.At present, the domestic overwhelming majority's conveyance conduit has all adopted aseptic technic, and its anticorrosive coat guard time, from about average ten years, extends to 30 years even longer time.These conveyance conduits are normally coated with one deck or which floor corrosion-inhibiting coating and make on steel pipe, and on steel pipe, coated corrosion-inhibiting coating compactness can have a strong impact on serviceable life and the performance of conveyance conduit.There is compactness defect in corrosion-inhibiting coating even, and steel pipe in use can be corroded easily, and the serious pipeline that may cause leaks, even accidents caused.Therefore, in the time that conveyance conduit comes into operation, need accurately and timely to detect the compactness defect of corrosion-inhibiting coating of steel pipe, the detection mode of traditional conveyance conduit is destructive detection mode, so be all to adopt the mode of examination at random to detect conveyance conduit, its security performance is difficult to be guaranteed.
Utility model content
Based on this, be necessary for the problems referred to above, provide a kind of non-destructive to detect conveyance conduit and can improve the automatic flaw detection device of conveyance conduit security performance.
A kind of automatic flaw detection device, for the electric conductivity of conveyance conduit is detected, comprise supporting seat, driving power, be located at the steel ring that passes for described conveyance conduit on described supporting seat, can be with the first conduction brush of described conveyance conduit Surface Contact and for regulating the first governor motion of described the first conduction brush installation site; Described steel ring is provided with the second conduction brush, and between described steel ring and described supporting seat, insulation arranges, described steel ring and described the first conduction brush noncontact, and described steel ring and described driving power are electrically connected, described the first conduction brush grounding connection; Described supporting seat middle part is also provided with the transport sector for conducting described conveyance conduit; The a pair of first longitudinal adjuster bar of described the first governor motion on comprising taking described conveyance conduit traffic direction as axis is symmetricly set in described supporting seat, the second lateral adjustments bar that is connected across the first lateral adjustments bar on a pair of described first longitudinal adjuster bar and is connected with described the first lateral adjustments bar, described the second lateral adjustments bar and described conveyance conduit axially parallel arrange, and described the first conduction brush is located on described the second lateral adjustments bar.
Therein in an embodiment, described first longitudinal adjuster bar is provided with first longitudinal guide groove, described the first lateral adjustments bar is provided with the first horizontal guide groove, the first fastening bolt wears described first longitudinal guide groove and is connected with wherein one end of described the first lateral adjustments bar, and the second fastening bolt wears the described first horizontal guide groove and is connected with wherein one end of described the second lateral adjustments bar.
In an embodiment, also comprise the second governor motion for regulating described steel ring installation site therein; Described the second governor motion comprises and is symmetricly set in the longitudinal adjuster bar of a pair of described second on supporting seat taking described conveyance conduit traffic direction as axis, being connected across on a pair of described second longitudinal adjuster bar of described steel ring.
In an embodiment, described second longitudinal adjuster bar is provided with second longitudinal guide groove therein, and the 3rd fastening bolt wears described second longitudinal guide groove and is connected with wherein one end of described steel ring.
In an embodiment, the horizontal range between described the second lateral adjustments bar and described second longitudinal adjuster bar is 30mm-80mm therein.
In an embodiment, the horizontal range between described the second lateral adjustments bar and described second longitudinal adjuster bar is 45mm-65mm therein.
In an embodiment, described transport sector comprises base, is located at a pair of transmission guide wheel on described base and the drive motor for driving described transmission guide wheel to move therein.
In an embodiment, the angle between a pair of described transmission guide wheel is 10 degree-45 degree therein.
In an embodiment, the angle between a pair of described transmission guide wheel is 25 degree-35 degree therein.
In an embodiment, also comprise the warning device that is connected with steel ring and is useful on the sniffer of current value in described the second conduction brush of detection and is electrically connected in described sniffer therein.
Above-mentioned automatic flaw detection device, comprise supporting seat, driving power, be located on supporting seat the steel ring that passes for conveyance conduit and can with the first conduction brush of conveyance conduit Surface Contact, steel ring is provided with the second conduction brush, between steel ring and supporting seat, insulation arranges, steel ring and the first conduction brush noncontact, steel ring and driving power are electrically connected, the first conduction brush grounding connection, and supporting seat middle part is also provided with the transport sector for conducting conveyance conduit.Above-mentioned automatic flaw detection device in use, conveyance conduit to be measured is placed on transport sector, and wherein one end of conveyance conduit to be measured is placed on to steel ring inside and contacts with the second conduction brush, by the first conduction brush one end ground connection, the other end and conveyance conduit Surface Contact.Start transport sector make conveyance conduit to the feeding of steel ring direction, meanwhile start driving power and make steel ring and the second conduction brush charged, if a certain surface charging of conveyance conduit can make the conduction brush being located thereon produce macroscopic spark discharge.This automatic flaw detection device can nondestructive complete detection go out corrosion-inhibiting coating compactness defect coated on steel pipe, thereby can improve conveyance conduit security performance.
Brief description of the drawings
Fig. 1 is the front view of automatic flaw detection device;
Fig. 2 is the side view of automatic flaw detection device;
Fig. 3 is the schematic diagram of A-A place supporting seat and steel ring syndeton in Fig. 1.
Wherein, concrete components and parts reference numeral is listed as follows:
100, automatic flaw detection device 110, supporting seat
120, driving power 130, steel ring
131, the second conduction brush 140, the first conduction brush
150, collets 160, transport sector
161, base 162, transmission guide wheel
170, the first governor motion 171, first longitudinal adjuster bar
172, the first lateral adjustments bar 173, the second lateral adjustments bar
174, first longitudinal guide groove 175, the first horizontal guide groove
176, the first fastening bolt 177, the second fastening bolt
180, the second governor motion 181, second longitudinal adjuster bar
182, second longitudinal guide groove 183, the 3rd fastening bolt
200, conveyance conduit
Embodiment
Please refer to the drawing 1 and Fig. 2, present embodiment has disclosed a kind of automatic flaw detection device 100, for the electric conductivity of conveyance conduit 200 is detected.This automatic flaw detection device 100 comprises supporting seat 110, driving power 120, be located at the steel ring 130 that passes for conveyance conduit on supporting seat 110 and can with the first conduction brush 140 of conveyance conduit Surface Contact.Wherein, between steel ring 130 and driving power 120, be electrically connected, which is provided with the second conduction brush 131, between steel ring 130 second conduction brush 131, electrically conduct, between steel ring 130 supporting seats 110, insulation arranges.In present embodiment, between steel ring 130 and supporting seat 110, be provided with collets 150.Between steel ring 130 and the first conduction brush 131, insulation arranges, and in present embodiment, steel ring 130 and the first conduction brush 131 noncontacts and level interval are between the two 60mm-110mm.The first conduction brush 140 grounding connections.
Please refer to the drawing 2, supporting seat 110 middle parts are axially arranged with at least two transport sectors 160 for conducting conveyance conduit 200 along conveyance conduit 200.This transport sector 160 comprises base 161, is located at a pair of transmission guide wheel 162 on base 161 and the drive motor (not shown) for driving transmission guide wheel 162 to move.Oblique setting between a pair of transmission guide wheel 162, and each transmission guide wheel 162 rotational symmetry setting centered by conveyance conduit is axial, form the angle that 10 degree-45 are spent between a pair of transmission guide wheel 162, in preferred implementation, above-mentioned angular range is 25 degree-35 degree.
Above-mentioned automatic flaw detection device 100 in use, conveyance conduit 200 to be measured is placed on transport sector 160, and wherein one end of conveyance conduit 200 to be measured is worn to steel ring 130 and contact with the second conduction brush 131, by the first conduction brush 140 one end ground connection, the other end and conveyance conduit 200 Surface Contacts.Starting transport sector 160 makes conveyance conduit 200 to steel ring 130 direction feedings, meanwhile, start driving power 120 and make steel ring 130 and the second conduction brush 131 charged, if a certain surface charging of conveyance conduit 200 can make the conduction brush being located thereon produce macroscopic spark discharge.This automatic flaw detection device can nondestructive complete detection go out corrosion-inhibiting coating compactness defect coated on steel pipe, thereby can improve conveyance conduit security performance.
In addition, the automatic flaw detection device 100 of present embodiment also comprises the first governor motion 170 for regulating the first conduction brush 140 installation sites.The first governor motion 170 comprises the second lateral adjustments bar 173 that is arranged at the longitudinal adjuster bar 171 of a pair of first on supporting seat 110, is connected across the first lateral adjustments bar 172 on a pair of first longitudinal adjuster bar 171 and is connected with the first lateral adjustments bar 172.The axially parallel setting of the second lateral adjustments bar 173 and conveyance conduit 200, the first conduction brush 140 is located on above-mentioned the second lateral adjustments bar 173.In preferred version, between the first conduction brush 140 and the second lateral adjustments bar 173, insulation arranges.A pair of above-mentioned first longitudinal adjuster bar 171 is symmetrical arranged taking conveyance conduit 200 traffic directions as axis.It is to be noted that first longitudinal adjuster bar 171 can be axially arranged with along conveyance conduit 200 one or more pairs of, multipair first longitudinal adjuster bar 171 the second lateral adjustments bar 173 is played to the effect of strength support.In present embodiment, be axially arranged with two pairs of the first governor motions 170 along conveyance conduit 200.
First longitudinal adjuster bar 171 is provided with first longitudinal guide groove 174, the first lateral adjustments bar 172 is provided with the first horizontal guide groove 175, the first fastening bolt 176 wears first longitudinal guide groove 174 and is connected with wherein one end of the first lateral adjustments bar 172, and the second fastening bolt 177 wears the first horizontal guide groove 175 and is connected with wherein one end of the second lateral adjustments bar 173.
Above-mentioned the first governor motion 170 is convenient to the first conduction brush 140 to carry out laterally and longitudinally regulating arbitrarily, thereby conveniently the conveyance conduit 200 of different bores is tested, in addition, above-mentioned the first governor motion 170 can also make the first conduction brush 140 contact with conveyance conduit 200 is oblique.
Please refer to the drawing 3 is supporting seat 110 and the schematic diagram of steel ring 130 syndetons.Automatic flaw detection device 100 also comprises the second governor motion 180 for regulating steel ring 130 installation sites.The second governor motion 180 comprises and is arranged at the longitudinal adjuster bar 180 of a pair of second on supporting seat 110, and above-mentioned second longitudinal adjuster bar 180 is symmetrical arranged taking conveyance conduit 200 traffic directions as axis.Being connected across on a pair of second longitudinal adjuster bar 180 of steel ring 130.Second longitudinal adjuster bar 181 is provided with second longitudinal guide groove 182, the three fastening bolts 183 and wears above-mentioned second longitudinal guide groove 182 and be connected with wherein one end of steel ring 130.
It is to be noted, horizontal range between the second lateral adjustments bar 173 and second longitudinal adjuster bar 181 need arrange according to actual conditions, if the spacing between the second lateral adjustments bar 173 and second longitudinal adjuster bar 181 is too small, can affect the insulation detection performance between the first conduction brush 140 and the second conduction brush 131, if the spacing between the second lateral adjustments bar 173 and second longitudinal adjuster bar 181 is excessive, extending axially apart from longer of automatic flaw detection device 100 can be made, thereby excessive space need to be taken.In preferred version, the horizontal range between the second lateral adjustments bar 173 and second longitudinal adjuster bar 181 is 30mm-80mm, preferred, and the horizontal range between the second lateral adjustments bar 173 and second longitudinal adjuster bar 181 is 45mm-65mm.
In addition, above-mentioned automatic flaw detection device 100 also comprises the sniffer (not shown), sniffer and the warning device (not shown) electrical communication that are connected with steel ring 130 and are useful on current value in detection the second conduction brush 131.Thereby be convenient to conveyance conduit 200 and realize detection automatically.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. an automatic flaw detection device, for the electric conductivity of conveyance conduit is detected, it is characterized in that, comprise supporting seat, driving power, be located on described supporting seat the steel ring that passes for described conveyance conduit, can be with the first conduction brush of described conveyance conduit Surface Contact and for regulating the first governor motion of described the first conduction brush installation site; Described steel ring is provided with the second conduction brush, and between described steel ring and described supporting seat, insulation arranges, described steel ring and described the first conduction brush noncontact, and described steel ring and described driving power are electrically connected, described the first conduction brush grounding connection; Described supporting seat middle part is also provided with the transport sector for conducting described conveyance conduit; The a pair of first longitudinal adjuster bar of described the first governor motion on comprising taking described conveyance conduit traffic direction as axis is symmetricly set in described supporting seat, the second lateral adjustments bar that is connected across the first lateral adjustments bar on a pair of described first longitudinal adjuster bar and is connected with described the first lateral adjustments bar, described the second lateral adjustments bar and described conveyance conduit axially parallel arrange, and described the first conduction brush is located on described the second lateral adjustments bar.
2. automatic flaw detection device according to claim 1, it is characterized in that, described first longitudinal adjuster bar is provided with first longitudinal guide groove, described the first lateral adjustments bar is provided with the first horizontal guide groove, the first fastening bolt wears described first longitudinal guide groove and is connected with wherein one end of described the first lateral adjustments bar, and the second fastening bolt wears the described first horizontal guide groove and is connected with wherein one end of described the second lateral adjustments bar.
3. automatic flaw detection device according to claim 1, is characterized in that, also comprises the second governor motion for regulating described steel ring installation site; Described the second governor motion comprises and is symmetricly set in the longitudinal adjuster bar of a pair of described second on supporting seat taking described conveyance conduit traffic direction as axis, being connected across on a pair of described second longitudinal adjuster bar of described steel ring.
4. automatic flaw detection device according to claim 3, is characterized in that, described second longitudinal adjuster bar is provided with second longitudinal guide groove, and the 3rd fastening bolt wears described second longitudinal guide groove and is connected with wherein one end of described steel ring.
5. automatic flaw detection device according to claim 3, is characterized in that, the horizontal range between described the second lateral adjustments bar and described second longitudinal adjuster bar is 30mm-80mm.
6. automatic flaw detection device according to claim 3, is characterized in that, the horizontal range between described the second lateral adjustments bar and described second longitudinal adjuster bar is 45mm-65mm.
7. automatic flaw detection device according to claim 1, is characterized in that, described transport sector comprises base, is located at a pair of transmission guide wheel on described base and the drive motor for driving described transmission guide wheel to move.
8. automatic flaw detection device according to claim 7, is characterized in that, the angle between a pair of described transmission guide wheel is 10 degree-45 degree.
9. automatic flaw detection device according to claim 7, is characterized in that, the angle between a pair of described transmission guide wheel is 25 degree-35 degree.
10. automatic flaw detection device according to claim 1, is characterized in that, also comprises the warning device that is connected with steel ring and is useful on the sniffer of current value in described the second conduction brush of detection and is electrically connected in described sniffer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420406896.9U CN204008532U (en) | 2014-07-21 | 2014-07-21 | Automatic flaw detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420406896.9U CN204008532U (en) | 2014-07-21 | 2014-07-21 | Automatic flaw detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204008532U true CN204008532U (en) | 2014-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420406896.9U Active CN204008532U (en) | 2014-07-21 | 2014-07-21 | Automatic flaw detection device |
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| CN (1) | CN204008532U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107677703A (en) * | 2017-09-22 | 2018-02-09 | 铜陵泽辉电子有限责任公司 | A kind of metallized film precision intellectualized detection method of capacitor |
-
2014
- 2014-07-21 CN CN201420406896.9U patent/CN204008532U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107677703A (en) * | 2017-09-22 | 2018-02-09 | 铜陵泽辉电子有限责任公司 | A kind of metallized film precision intellectualized detection method of capacitor |
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| GR01 | Patent grant |