CN210894219U - Water immersion type coupling structure suitable for pipeline corrosion ultrasonic nondestructive testing - Google Patents
Water immersion type coupling structure suitable for pipeline corrosion ultrasonic nondestructive testing Download PDFInfo
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- CN210894219U CN210894219U CN201921168969.4U CN201921168969U CN210894219U CN 210894219 U CN210894219 U CN 210894219U CN 201921168969 U CN201921168969 U CN 201921168969U CN 210894219 U CN210894219 U CN 210894219U
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Abstract
The utility model discloses a water logging formula coupled structure suitable for pipeline corrosion supersound nondestructive test, including automobile body, probe and two sets of roller train, the mounting hole has been seted up at the automobile body middle part, the probe mounting is in the mounting hole, it is two sets of the roller train is fixed respectively the both ends of automobile body are still including retaining mechanism, retaining mechanism installs in the mounting hole, probe fixed mounting is in the retaining mechanism, the lower tip of retaining mechanism is fixed and is provided with round elastic gasket, elastic gasket matches each other with the surface of pipeline. The utility model discloses a water logging formula coupling structure suitable for pipeline corrosion supersound nondestructive test passes through the surface contact of elastic pad and pipeline, makes to form between probe and the pipeline surface for a stable water layer to when guaranteeing to examine, elastic pad and pipeline surface form sealed state, improve the coupling effect, reduce the cost that detects simultaneously.
Description
Technical Field
The utility model belongs to the technical field of pipeline supersound nondestructive test, specifically speaking relates to a water logging formula coupled structure suitable for pipeline corrosion supersound nondestructive test.
Background
Pipeline transportation has become the fifth largest transportation industry after rail, road, water, air. Because the transportation medium has the characteristics of strong acid, easy oxidation, flammability, easy explosion and the like, the pipeline is easy to corrode, and operation faults and safety accidents caused by the corrosion are numerous. How to accurately and effectively evaluate and monitor the corrosion condition of the pipeline becomes the first major task to be solved urgently in various industries.
At present, the main detection means of pipeline corrosion in the market are a magnetic flux leakage method, an ultrasonic guided wave, an ultrasonic point thickness measurement technology and an ultrasonic phased array technology. The ultrasonic phased array technology is an ultrasonic imaging technology, can detect the area shape of the corrosion condition of a pipeline, has the characteristics of small blind area, high precision and difficulty in missing detection, and is a nondestructive detection means widely used at present, and a detection result is visual and traceable and has high detection efficiency.
The existing pipeline corrosion detection scanning frame in the market is generally in a chain ring type or magnetic adsorption type structure, the two structures are different in mode of being fixed on a pipe fitting, for example, a flange sealing surface corrosion defect phased array detection scanning frame disclosed by the publication number CN203894198U, the structure is shown in figure 1, the scanning frame is fixed on the pipe fitting through a chain ring, a probe is fixed on the scanning frame, a wedge block is assembled on the probe and is in contact with the surface of the pipe fitting, when scanning, the wedge block is firstly required to be matched with the pipeline and is simultaneously influenced by the corrosion condition of the surface of the pipeline, so that the wedge block needs to be frequently replaced when in actual use, the detection cost is increased, the efficiency is reduced, in addition, poor coupling is easily caused by the corrosion condition of the surface of the pipeline, and the detection effect is influenced.
SUMMERY OF THE UTILITY MODEL
The invention aims to provide a water immersion type coupling structure suitable for ultrasonic nondestructive testing of pipeline corrosion.
The technical scheme for solving the technical problems comprises the following steps:
the utility model provides a water logging formula coupled structure suitable for pipeline corrosion supersound nondestructive test, includes automobile body, probe and two sets of roller train, the mounting hole has been seted up at the automobile body middle part, the probe mounting is in the mounting hole, it is two sets of the roller train is fixed respectively the both ends of automobile body, still including retaining mechanism, retaining mechanism installs in the mounting hole, probe fixed mounting is in the retaining mechanism, the lower tip of retaining mechanism is fixed and is provided with round elastic gasket, elastic gasket matches each other with the surface of pipeline.
Specifically, the retaining mechanism includes the water storage area and lays the district, the water storage area with it separates through the mounting panel to lay the district, probe fixed mounting be in the mounting panel middle part.
Specifically, the mounting panel centers on the periphery of probe is provided with at least one bleeder vent and at least one inlet tube, the bleeder vent link up the water storage area with the mounting area, the inlet tube with the water storage area pipeline recalls to be expert.
Specifically, the elastic pad is detachably and fixedly connected.
Specifically, the water storage mechanism can move up and down relative to the vehicle body.
Specifically, the cross section of mounting panel is the H type, the mounting panel nestification is in the inside of retaining mechanism, and the lower tip of mounting panel with the elastic pad contacts, the gyro wheel group is the magnetism gyro wheel.
Preferably, the water storage mechanism is fixedly connected with the vehicle body in a spiral mode.
Specifically, a rotating handle is arranged on the outer side of the upper portion of the water storage mechanism.
Preferably, the water storage mechanism is in friction fixed connection with the vehicle body.
Specifically, the side of automobile body is equipped with the locking window, the locking window orientation the one side of retaining mechanism be equipped with retaining mechanism side assorted fixing bolt.
The utility model discloses following beneficial effect has: through the surface contact of elastic gasket and pipeline, after exerting pressure, the pipeline surface is hugged closely to the elastic gasket, form the radian identical with the pipe diameter, thereby form the sealed chamber of bottom seal with the pipeline, the water injection toward sealed intracavity of rethread, make and form for a stable water layer between probe and the pipeline surface, thereby guarantee to detect time measuring, can not receive the influence of the out-of-round or the pipe diameter nonconformity that reasons such as pipeline surface corrosion caused, the elastic gasket forms sealed state with the pipeline surface always, from not influencing the coupling condition, the elastic gasket can be applicable to the problem that multiple pipeline avoided changing many times simultaneously, and the elastic gasket cost is lower, also directly change during the damage, the cost that detects is reduced.
Drawings
Fig. 1 is a schematic diagram of a structure of the utility model patent publication No. CN 203894198U.
Fig. 2 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 3 is a schematic cross-sectional structure diagram of embodiment 1 of the present invention.
Fig. 4 is a schematic structural diagram of embodiment 2 of the present invention.
Fig. 5 is a schematic cross-sectional structure diagram of embodiment 2 of the present invention.
The reference numbers in the figures have the following meanings:
the device comprises a vehicle body 1, a probe 2, a roller group 3, a turning handle 4, a water storage mechanism 5, a mounting plate 6, an elastic liner 7, air holes 8, a water inlet pipe 9, a placement area 10, a water storage area 11, a water layer 12, a locking window 13, a fixing bolt 14 and a pipeline 15.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
Example 1:
the utility model discloses embodiment 1's a water logging formula coupled structure suitable for pipeline corrosion supersound nondestructive test is shown as figure 2-3, including automobile body 1, probe 2 and two sets of roller train 3, the mounting hole has been seted up at 1 middle part of automobile body, probe 2 is installed in the mounting hole, it is two sets of roller train 3 is fixed respectively the both ends of automobile body 1 still include retaining mechanism 5, retaining mechanism 5 is installed in the mounting hole, 2 fixed mounting of probe are in retaining mechanism 5, the lower tip of retaining mechanism 5 is fixed and is provided with round elastic gasket 7, elastic gasket 7 with pipeline 15's surface matches each other.
Specifically, retaining mechanism 5 includes water storage area 11 and settling area 10, water storage area 11 with settling area 10 separates through mounting panel 6, probe 2 fixed mounting be in the 6 middle parts of mounting panel. Specifically, the mounting plate 6 surrounds the periphery of the probe 2 is provided with at least one air hole 8 and at least one water inlet pipe 9, the air hole 8 is communicated with the water storage area 11 and the mounting area, and the water inlet pipe 9 is communicated with the water storage area 11 and the pipeline 15. The placing area 10 is mainly used for installing the probe 2 and storing a cable or a water injection pipe of the probe 2, the air holes 8 are convenient for air in the water storage area 11 to be discharged, and the water inlet pipe 9 is used for injecting water into the water storage area 11. The height of the water layer 12 in the water storage area 11 is lower than or equal to the lower surface of the mounting plate 6, and the detection part of the probe 2 protrudes out of the lower surface of the mounting plate 6 and is not below the level of the water layer 12, so that the normal and stable detection is ensured.
Specifically, the water storage mechanism 5 is movable up and down with respect to the vehicle body 1. Preferably, the water storage mechanism 5 is fixedly connected with the vehicle body 1 in a spiral manner. The movement of the water storage mechanism 5 can cause enough pressure to the elastic liner 7, so that the elastic liner 7 is completely attached to the surfaces of the water storage mechanism 5 and the pipeline 15, and the sealing effect is ensured. Furthermore, it is also possible to compensate, by adjustment, for the wear rate of the elastic gasket 7 when the elastic gasket 7 is worn, increasing the service life of the elastic gasket 7.
Specifically, the mounting plate 6 is H-shaped in cross section, the mounting plate 6 is nested inside the water storage mechanism 5, and the lower end of the mounting plate 6 is in contact with the elastic pad 7. Preferably, a rotating handle 4 is arranged on the outer side of the upper part of the water storage mechanism 5. When the water storage mechanism 5 rotates to lift, the mounting plate 6 which is nested can ensure that the mounting plate 6 does not rotate along with the rotation but can move up and down along with the rotation, the cable and the water pipe can not be hooked, and the integral stability of the equipment is ensured. The rotating handle 4 and the water storage mechanism 5 are integrally formed, so that the position of the water storage mechanism 5 is conveniently adjusted.
In this embodiment, roller train 3 is preferably the magnetism gyro wheel, makes it can adsorb on the surface of pipeline 15 automatically, produces a decurrent pressure automatically, guarantees that elastic gasket 7 has sufficient pressure with the contact surface of pipeline 15, reaches sealed effect, nevertheless under the non-preferred circumstances, when adopting the non-magnetism gyro wheel, only needs to provide a holding down force, still can reach the utility model discloses during the effect that will reach, should also fall into among the protection scope.
Example 2:
the embodiment 2 of the present invention is basically the same as the embodiment 1, and the specific difference is that: preferably, the water storage mechanism 5 ' is fixedly connected with the vehicle body 1 ' in a friction manner, specifically, a locking window 13 is arranged on the side surface of the vehicle body 1 ', and a fixing bolt 14 matched with the side surface of the water storage mechanism 5 ' is arranged on one surface, facing the water storage mechanism 5 ', of the locking window 13. The fixing bolt 14 is loosened to adjust the up-down position of the water storage mechanism 5 ', and after the position adjustment is completed, the water storage mechanism 5 ' is completely fixed on the vehicle body 1 ' in a mode of locking the fixing bolt 14, so that the elastic gasket 7 can be completely contacted with the pipeline 15 and form a corresponding sealing cavity.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (10)
1. The utility model provides a water logging formula coupled structure suitable for pipeline corrosion supersound nondestructive test, includes automobile body (1), probe (2) and two sets of roller train (3), the mounting hole has been seted up in automobile body (1) middle part, probe (2) are installed in the mounting hole, it is two sets of roller train (3) are fixed respectively the both ends of automobile body (1), its characterized in that: still including retaining mechanism (5), install retaining mechanism (5) in the mounting hole, probe (2) fixed mounting be in retaining mechanism (5), the lower tip of retaining mechanism (5) is fixed and is provided with round elastic pad (7), the surface of elastic pad (7) and pipeline (15) matches each other.
2. The water immersed coupling structure suitable for ultrasonic nondestructive detection of pipeline corrosion according to claim 1, characterized in that: the water storage mechanism (5) comprises a water storage area (11) and a placement area (10), the water storage area (11) is separated from the placement area (10) through a mounting plate (6), and the probe (2) is fixedly mounted in the middle of the mounting plate (6).
3. The water immersed coupling structure suitable for ultrasonic nondestructive detection of pipeline corrosion according to claim 2, characterized in that: mounting panel (6) centers on the periphery of probe (2) is provided with at least one bleeder vent (8) and at least one inlet tube (9), bleeder vent (8) link up water storage area (11) with lay district (10), inlet tube (9) with water storage area (11) pipeline (15) are recanalized.
4. The water immersed coupling structure suitable for ultrasonic nondestructive detection of pipeline corrosion according to claim 2, characterized in that: the elastic pad (7) is detachably and fixedly connected.
5. The underwater coupling structure suitable for ultrasonic nondestructive detection of pipeline corrosion according to any one of claims 2-4, wherein: the water storage mechanism (5) can move up and down relative to the vehicle body (1).
6. The water immersed coupling structure suitable for ultrasonic nondestructive detection of pipeline corrosion according to claim 5, wherein: the cross section of mounting panel (6) is the H type, mounting panel (6) nestification is in the inside of retaining mechanism (5), and the lower tip of mounting panel (6) with elastic pad (7) contact, wheel train (3) are the magnetism gyro wheel.
7. The water immersed coupling structure suitable for ultrasonic nondestructive detection of pipeline corrosion according to claim 6, wherein: the water storage mechanism (5) is fixedly connected with the vehicle body (1) in a spiral mode.
8. The water immersed coupling structure suitable for ultrasonic nondestructive detection of pipeline corrosion according to claim 7, wherein: and a rotating handle (4) is arranged on the outer side of the upper part of the water storage mechanism (5).
9. The water immersed coupling structure suitable for ultrasonic nondestructive detection of pipeline corrosion according to claim 5, wherein: the water storage mechanism (5 ') is in friction fixed connection with the vehicle body (1').
10. The underwater coupling structure suitable for ultrasonic nondestructive testing of pipeline corrosion according to claim 9, wherein: the side of the vehicle body (1 ') is provided with a locking window (13), and one surface, facing the water storage mechanism (5 '), of the locking window (13) is provided with a fixing bolt (14) matched with the side of the water storage mechanism (5 ').
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921168969.4U CN210894219U (en) | 2019-07-24 | 2019-07-24 | Water immersion type coupling structure suitable for pipeline corrosion ultrasonic nondestructive testing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921168969.4U CN210894219U (en) | 2019-07-24 | 2019-07-24 | Water immersion type coupling structure suitable for pipeline corrosion ultrasonic nondestructive testing |
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| CN210894219U true CN210894219U (en) | 2020-06-30 |
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| CN201921168969.4U Active CN210894219U (en) | 2019-07-24 | 2019-07-24 | Water immersion type coupling structure suitable for pipeline corrosion ultrasonic nondestructive testing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112222665A (en) * | 2020-10-12 | 2021-01-15 | 利派普(北京)检测技术有限公司 | Self-coupling water supply scanner |
-
2019
- 2019-07-24 CN CN201921168969.4U patent/CN210894219U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112222665A (en) * | 2020-10-12 | 2021-01-15 | 利派普(北京)检测技术有限公司 | Self-coupling water supply scanner |
| CN112222665B (en) * | 2020-10-12 | 2024-03-19 | 阿塔米智能装备(北京)有限公司 | Self-coupling water supply scanner |
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