CN217060059U

CN217060059U - Multichannel eddy current pipeline internal detector

Info

Publication number: CN217060059U
Application number: CN202220449885.3U
Authority: CN
Inventors: 薛小刚; 朱志全; 姚阿娟; 梁向乐
Original assignee: Xi'an Snecker Pipeline Robot Technology Co ltd
Current assignee: Xi'an Snecker Pipeline Robot Technology Co ltd
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-07-26
Anticipated expiration: 2032-03-02

Abstract

The utility model relates to a multichannel vortex pipeline internal detector belongs to multichannel vortex pipeline check out test set technical field, include: installing a pipe; the front balance propulsion leather cup is buckled at one end of the mounting pipe and is connected with the mounting pipe; the rear balance leather cup is arranged at the other end of the mounting pipe, connected with the mounting pipe and oriented in the same direction as the front balance propelling leather cup; the detection assembly is arranged on the mounting pipe, is positioned between the front balance propulsion leather cup and the rear balance leather cup and is used for detecting the inner wall of the pipeline; the utility model can move the detector on the axis of the inner part of the pipeline by matching the mounting pipe with the front balance propulsion leather cup and the rear balance leather cup, so that the detection component can comprehensively detect the inner wall of the pipeline, and the detection effect is ensured; the utility model discloses a detector convenient to use, easy operation, the practicality is strong, is worth promoting.

Description

Multi-channel vortex pipeline internal detector

Technical Field

The utility model belongs to the technical field of multichannel vortex pipeline check out test set, concretely relates to detector in multichannel vortex pipeline.

Background

In the petroleum, natural gas and mining systems of China, a long-distance conveying pipeline plays the role of a life line and is also a main artery in national economic construction. At present, the transportation of petroleum, natural gas and product oil and the transportation of resources such as water coal ash, brine, mineral salt and the like are mainly realized by long-distance pipelines, besides, various industrial and civil logistics are also transported by urban underground pipelines, the pipelines are life lines for urban development, and the pipelines are not corroded by the transportation media inside the pipelines and the external soil environment all the time. As most of the conveying media are inflammable, explosive and toxic, once leakage is caused by corrosion, not only energy waste, environmental pollution and serious economic loss are caused, but also the personal and property safety is threatened; at present, two methods for detecting corrosion in a pipeline are widely used: the magnetic flux leakage method is only limited to the detection of the ferromagnetic material pipeline, the equipment volume is large, the penetrating power of a coating is general, the detection can be only carried out on the surface and the near surface of the pipeline, the coating is required to be in contact with the pipeline wall, and the spatial resolution is low; the ultrasonic detection method has high requirements on the operation level of detection personnel, needs a coupling agent and needs to be in contact with the pipe wall during detection; the two detection methods have high detection cost and large limitation, and cannot adapt to complex detection environments; therefore, there is a need for a multi-channel vortex in-line detector.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a multi-channel vortex in-pipe detector to solve the deficiencies in the prior art.

The technical scheme of the utility model is that: a multi-channel vortex in-conduit detector comprising: mounting a pipe, balancing and propelling a leather cup in front, balancing the leather cup in back and detecting a component; the front balance propulsion leather cup is buckled at one end of the mounting pipe and is connected with the mounting pipe; the rear balance leather cup is arranged at the other end of the mounting pipe, the rear balance leather cup is connected with the mounting pipe, and the rear balance leather cup and the front balance propelling leather cup face towards the same direction; the detection assembly is arranged on the mounting pipe, is positioned between the front balance propulsion leather cup and the rear balance leather cup and is used for detecting the inner wall of the pipeline; the detection assembly comprises: the annular mounting seats are respectively sleeved on the mounting pipes and are connected with the mounting pipes; the eddy current sensors are uniformly arranged on each annular mounting seat in a surrounding manner respectively, the eddy current sensors on the adjacent annular mounting seats are arranged in a staggered manner, and the eddy current sensors are movably connected with the annular mounting seats to form a plurality of detection rings; the adjusting mechanism is arranged on the annular mounting seat and used for adjusting the diameter of the detection ring according to the inner diameter of the pipeline; and the controller is arranged inside the mounting pipe and is respectively electrically connected with the eddy current sensor and the adjusting mechanism.

Preferably, the adjusting mechanism comprises a plurality of bases evenly arranged on the annular mounting seat, the bases are fixedly connected with the annular mounting seat through a fastening piece, a probe seat is arranged on the outer side of each base, the eddy current sensor is embedded into the probe seat and is connected with the probe seat in a matched mode, one end of the probe seat is hinged to a first connecting rod, the other end of the first connecting rod is hinged to the base, the other end of each base is provided with a second connecting rod parallel to the first connecting rod, one end of the second connecting rod is connected with the base through a torsional spring, a first U-shaped groove is formed in the other end of the second connecting rod, a roller is embedded into the first U-shaped groove, a rotating shaft is arranged on the roller in a penetrating mode and is coaxial with the roller, the rotating shaft is fixedly connected with the roller, the two ends of the rotating shaft are connected with the first U-shaped groove in a rotating mode, a second U-shaped groove is formed in one side, close to the roller, of the probe seat, and the second U-shaped groove is formed in the outer side of the first U-shaped groove and is connected with the rotating shaft in a rotating mode.

Preferably, the end cover is worn to be equipped with in the inside of preceding balanced propulsion leather cup and rather than coaxial, and the end cover is connected with the cooperation of preceding balanced propulsion leather cup, one side and the installation pipe cooperation sealing connection of end cover, and the opposite side still is equipped with toper anticollision head, and toper anticollision head is connected with the laminating of preceding balanced propulsion leather cup, and a plurality of first bolts evenly wear to be equipped with in the outside of toper anticollision head, and first bolt passes toper anticollision head, preceding balanced propulsion leather cup, end cover in proper order and is connected with the installation pipe cooperation.

Preferably, the bolster of cross-section T type and rather than coaxial is worn to be equipped with in the inside of toper anticollision head, and the bolster is connected with toper anticollision head cooperation, and bolster one end is connected with the end cover laminating, and the other end is parallel and level with the tip of toper anticollision head.

Preferably, the installation pipe is close to the one end of back balance leather cup and inlays and be equipped with the joint that charges, and the inside of installation pipe is equipped with the battery, and the joint that charges passes the installation pipe and is connected with battery, controller electricity respectively.

Preferably, the one side that the installation pipe was kept away from to the joint that charges is equipped with the gland, be equipped with the sealing washer between gland and the installation pipe and be located the outside of the joint that charges, the sealing washer respectively with the gland, the installation pipe laminating is connected, evenly wear to be equipped with a plurality of second bolts on the outside border of gland, the second bolt passes the gland in proper order, the sealing washer is connected with the installation pipe cooperation, the outside that back balance leather cup is located the gland is equipped with annular pressing plate, annular pressing plate is connected and coaxial rather than the laminating of back balance leather cup, evenly wear to be equipped with a plurality of third bolts on the annular pressing plate, the third bolt passes annular pressing plate in proper order, back balance leather cup is connected with the installation pipe cooperation.

Preferably, a plurality of sinking grooves are uniformly formed in the outer side of the rear balance leather cup.

Preferably, a wireless transmitter is fixedly arranged in the installation pipe, electrically connected with the controller and in signal connection with the uplink end.

Compared with the prior art, the multi-channel vortex pipeline internal detector provided by the utility model can move on the axis of the interior of the pipeline by matching the mounting pipe with the front balance propulsion leather cup and the rear balance leather cup, so that the detection component can comprehensively detect the inner wall of the pipeline, and the detection effect is ensured; the pipeline can be subjected to non-contact detection through the eddy current sensor, a coupling agent is not required, the penetrating power of the coating is good, and the detection sensitivity of the surface defects of the pipeline is high; through the matching use of the plurality of annular mounting seats and the plurality of groups of probes, the inner wall of the pipeline is subjected to multiple times of cross detection, and the detection effect is further improved; through the base, the probe seat and the connecting rod of the adjusting mechanism, the size of the detection ring can be automatically adjusted according to the inner diameter of the pipeline, so that the use flexibility is improved, the convenience of the detector in moving in the pipeline is improved through the rollers, the friction between the pipe wall and the detector is reduced, and the detection efficiency is improved; the end part of the mounting pipe can be sealed by the end cover of the inner wall of the front balance propulsion leather cup, so that liquid is prevented from entering the mounting pipe to damage electronic elements during detection, and the protection of the device is improved; in addition, the detector can be steered in a curved pipeline through the conical anti-collision head, so that the moving speed of the detector is improved; through the battery and the wireless transmitter, the long pipeline can be continuously detected, and the detected data is uploaded in real time, so that an operator can conveniently process the data, and the detection processing efficiency is improved; the utility model discloses a detector convenient to use, easy operation, the practicality is strong, is worth promoting.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of the structure of the installation tube of the present invention;

fig. 3 is a schematic view of the internal structure of the present invention;

fig. 4 is a perspective view of the adjusting mechanism of the present invention;

fig. 5 is a schematic view of the internal structure of the adjusting mechanism of the present invention.

Detailed Description

The utility model provides a detector in multichannel vortex pipeline, below combine the structure schematic diagram of fig. 1 to fig. 5, it is right the utility model discloses explain.

Example 1

1-2, a multi-channel vortex in-line detector, comprising: the method comprises the following steps of installing a pipe 1, a front balance propulsion leather cup 2, a rear balance leather cup 3 and a detection assembly; the front balance propulsion leather cup 2 is buckled at one end of the installation pipe 1, and the front balance propulsion leather cup 2 is connected with the installation pipe 1; the rear balance leather cup 3 is arranged at the other end of the mounting pipe 1, the rear balance leather cup 3 is connected with the mounting pipe 1, and the rear balance leather cup 3 and the front balance propelling leather cup 2 face the same direction; the installation pipe is matched with the front balance propelling leather cup and the rear balance leather cup for use, so that the detector can move on the axis in the pipeline, the detection assembly can comprehensively detect the inner wall of the pipeline, and the detection effect is ensured; the detection assembly is arranged on the installation pipe 1, is positioned between the front balance propulsion leather cup 2 and the rear balance leather cup 3 and is used for detecting the inner wall of the pipeline; the detection assembly comprises: the annular mounting seats 4 are respectively sleeved on the mounting pipe 1, and the annular mounting seats 4 are connected with the mounting pipe 1; the eddy current sensors 5 are uniformly arranged on each annular mounting seat 4 in a surrounding mode respectively, the eddy current sensors 5 on the adjacent annular mounting seats 4 are arranged in a staggered mode, and the eddy current sensors 5 are movably connected with the annular mounting seats 4 to form a plurality of detection rings; the pipeline can be subjected to non-contact detection through the eddy current sensor, a coupling agent is not needed, the penetrating power of a coating is good, the detection sensitivity of the defects on the surface of the pipeline is high, and the inner wall of the pipeline is subjected to multiple cross detection through the matching use of a plurality of annular mounting seats and a plurality of groups of probes; the adjusting mechanism is arranged on the annular mounting seat 4 and is used for adjusting the diameter of the detection ring according to the inner diameter of the pipeline; and the controller 6 is arranged inside the mounting pipe 1, and the controller 6 is respectively and electrically connected with the eddy current sensor 5 and the adjusting mechanism.

Example 2

In order to further improve the convenience of detection, through adjustment mechanism's base, probe seat and connecting rod, can make to detect the ring and can not only improve and use the flexibility according to the internal diameter automatic adjustment size of pipeline, but also improve the convenience that the detector removed in pipeline inside through the gyro wheel, reduce the friction of pipe wall and detector, improve detection efficiency.

As shown in fig. 4 and 5, preferably, the adjusting mechanism includes a plurality of bases 21 uniformly disposed on the annular mounting seat 4, the bases 21 are fixedly connected with the annular mounting seat 4 through a fastening member, a probe seat 22 is disposed on an outer side of the bases 21, the eddy current sensor 5 is embedded in the probe seat 22 and is connected with the probe seat in a matching manner, one end of the probe seat 22 is hinged to a first connecting rod 23, the other end of the first connecting rod 23 is hinged to the base 21, the other end of the base 21 is disposed with a second connecting rod 24 and is parallel to the first connecting rod 23, one end of the second connecting rod 24 is connected with the base 21 through a torsion spring, the other end is provided with a first U-shaped groove 25, a roller 26 is embedded in the first U-shaped groove 25, the roller 26 is provided with a rotating shaft 27 in a penetrating manner and is coaxial therewith, the rotating shaft 27 is fixedly connected with the roller 26, two ends of the rotating shaft 27 penetrate through the first U-shaped groove 25 and are rotatably connected with the same, one side of the probe seat 22 close to the roller 26 is provided with a second U-shaped groove 28, the second U-shaped groove 28 is sleeved outside the first U-shaped groove 25 and is rotatably connected with the rotating shaft 27.

Example 3

In order to further improve the stability of device, can be sealed the tip of installation pipe through the end cover of preceding balanced propulsion leather cup inner wall, liquid gets into the inside electronic component that damages of installation pipe when avoiding detecting.

As shown in fig. 3, preferably, an end cover 31 is arranged inside the front balance propulsion leather cup 2 in a penetrating manner and is coaxial with the front balance propulsion leather cup 2, the end cover 31 is connected with the front balance propulsion leather cup 2 in a matching manner, one side of the end cover 31 is connected with the installation pipe 1 in a matching and sealing manner, the other side of the end cover 31 is also provided with a conical anti-collision head 32, the conical anti-collision head 32 is connected with the front balance propulsion leather cup 2 in a fitting manner, a plurality of first bolts 33 are uniformly arranged on the outer side of the conical anti-collision head 32 in a penetrating manner, and the first bolts 33 sequentially penetrate through the conical anti-collision head 32, the front balance propulsion leather cup 2 and the end cover 31 and are connected with the installation pipe 1 in a matching manner.

Preferably, the conical anti-collision head 32 is provided with a buffer member 41 with a T-shaped cross section in the interior thereof, and the buffer member 41 is coaxially connected with the conical anti-collision head 32 in a matching manner, one end of the buffer member 41 is attached to the end cap 31, and the other end of the buffer member 41 is flush with the end of the conical anti-collision head 32, so that the conical anti-collision head can make the detector turn in a curved pipeline, thereby increasing the moving speed of the detector

Preferably, the installation pipe 1 is equipped with the joint 51 that charges near the one end of back balance leather cup 3 and inlays, and the inside of installation pipe 1 is equipped with battery 52, and the joint 51 that charges passes installation pipe 1 and is connected with battery 52, controller 6 electricity respectively.

Preferably, one side that the installation pipe 1 was kept away from to the joint 51 that charges is equipped with gland 61, be equipped with sealing washer 62 and be located the outside of the joint 51 that charges between gland 61 and the installation pipe 1, sealing washer 62 respectively with gland 61, the installation pipe 1 laminating is connected, evenly wear to be equipped with a plurality of second bolts 63 on the outside border of gland 61, second bolt 63 passes gland 61 in proper order, sealing washer 62 is connected with the cooperation of installation pipe 1, the outside that back balance leather cup 3 is located gland 61 is equipped with annular pressure plate 64, annular pressure plate 64 is connected and rather than coaxial with the laminating of back balance leather cup 3, evenly wear to be equipped with a plurality of third bolts 65 on the annular pressure plate 64, third bolt 65 passes annular pressure plate 64 in proper order, back balance leather cup 3 is connected with the installation pipe 1 cooperation.

Preferably, a plurality of sinking grooves 71 are uniformly formed in the outer side of the rear balance leather cup 3.

Preferably, the inside of installation pipe 1 has still set firmly wireless transmitter 81, and wireless transmitter 81 is connected with controller 6 electricity, and wireless transmitter 81 and the last end signal connection that goes upward not only can last the detection to longer pipeline through battery and wireless transmitter, uploads the data that detect moreover in real time, makes things convenient for operating personnel to handle data, improves the efficiency of detection processing.

When in work: firstly, cleaning a pipeline to be detected, starting a detector, connecting the detector with an uplink end signal, and putting the detector into the pipeline to be detected; the start-up pump truck is under the effect of pressure, and fluid or gaseous balanced leather cup after promoting move forward, and preceding balanced propulsion leather cup and the laminating of back balanced leather cup and detected pipe inner wall also play supporting role around simultaneously, make the axis of detector and the axis coincidence of being detected the pipeline, gather pipe inner wall's information data. After the detection is finished, the detector is taken out, and data collected by the detector is processed and analyzed to obtain the corrosion condition of the inner wall of the pipeline

The utility model provides a detector in multichannel vortex pipeline, through the cooperation use of installation pipe with preceding balanced propulsion leather cup, back balance leather cup, can make the detector move on the axis of the inside of pipeline for the detection subassembly can carry out comprehensive detection to the inner wall of pipeline, guarantees detection effect; the pipeline can be subjected to non-contact detection through the eddy current sensor, a coupling agent is not needed, the penetrating power of a coating is good, and the detection sensitivity of the surface defects of the pipeline is high; through the matching use of the plurality of annular mounting seats and the plurality of groups of probes, the inner wall of the pipeline is subjected to multiple times of cross detection, and the detection effect is further improved; through the base, the probe seat and the connecting rod of the adjusting mechanism, the size of the detection ring can be automatically adjusted according to the inner diameter of the pipeline, so that the use flexibility is improved, the convenience of the detector in moving in the pipeline is improved through the rollers, the friction between the pipe wall and the detector is reduced, and the detection efficiency is improved; the end part of the mounting pipe can be sealed by the end cover of the inner wall of the front balance propulsion leather cup, so that liquid is prevented from entering the mounting pipe to damage electronic elements during detection, and the protection of the device is improved; in addition, the detector can be steered in a curved pipeline through the conical anti-collision head, so that the moving speed of the detector is improved; through the battery and the wireless transmitter, the long pipeline can be continuously detected, and the detected data is uploaded in real time, so that an operator can conveniently process the data, and the detection processing efficiency is improved; the utility model discloses a detector convenient to use, easy operation, the practicality is strong, is worth promoting.

The above disclosure is only for the preferred embodiments of the present invention, however, the present invention is not limited thereto, and any changes that can be considered by those skilled in the art shall fall within the protection scope of the present invention.

Claims

1. A multi-channel vortex in-conduit detector, comprising: a mounting tube (1); the front balance propulsion leather cup (2) is buckled at one end of the mounting pipe (1), and the front balance propulsion leather cup (2) is connected with the mounting pipe (1); the rear balance leather cup (3) is arranged at the other end of the mounting pipe (1), the rear balance leather cup (3) is connected with the mounting pipe (1), and the rear balance leather cup (3) and the front balance propulsion leather cup (2) face towards the same direction; the detection assembly is arranged on the installation pipe (1), is positioned between the front balance propulsion leather cup (2) and the rear balance leather cup (3), and is used for detecting the inner wall of the pipeline; the detection assembly comprises: the annular mounting seats (4) are respectively sleeved on the mounting pipe (1), and the annular mounting seats (4) are connected with the mounting pipe (1); the eddy current sensors (5) are uniformly arranged on each annular mounting seat (4) in a surrounding mode respectively, the eddy current sensors (5) on the adjacent annular mounting seats (4) are arranged in a staggered mode, and the eddy current sensors (5) are movably connected with the annular mounting seats (4) to form a plurality of detection rings; the adjusting mechanism is arranged on the annular mounting seat (4) and is used for adjusting the diameter of the detection ring according to the inner diameter of the pipeline; and the controller (6) is arranged inside the mounting pipe (1), and the controller (6) is electrically connected with the eddy current sensor (5) and the adjusting mechanism respectively.

2. The multichannel eddy current pipeline internal detector as claimed in claim 1, wherein the adjusting mechanism comprises a plurality of bases (21) uniformly arranged on the annular mounting seat (4), the bases (21) are fixedly connected with the annular mounting seat (4) through a fastening piece, a probe seat (22) is arranged on the outer side of each base (21), the eddy current sensor (5) is embedded in the probe seat (22) and is in fit connection with the probe seat, one end of the probe seat (22) is hinged with a first connecting rod (23), the other end of the first connecting rod (23) is hinged with each base (21), the other end of each base (21) is provided with a second connecting rod (24) and is parallel to the first connecting rod (23), one end of each second connecting rod (24) is connected with each base (21) through a torsion spring, the other end of each second connecting rod is provided with a first U-shaped groove (25), rollers (26) are embedded in the first U-shaped grooves (25), the roller (26) is provided with a rotating shaft (27) in a penetrating mode and is coaxial with the rotating shaft, the rotating shaft (27) is fixedly connected with the roller (26), two ends of the rotating shaft (27) penetrate through the first U-shaped groove (25) and are rotatably connected with the first U-shaped groove, one side, close to the roller (26), of the probe seat (22) is provided with a second U-shaped groove (28), and the second U-shaped groove (28) is sleeved on the outer side of the first U-shaped groove (25) and is rotatably connected with the rotating shaft (27).

3. The multichannel vortex pipeline internal detector according to claim 1, characterized in that an end cover (31) is arranged in the front balance propulsion leather cup (2) in a penetrating mode and is coaxial with the front balance propulsion leather cup, the end cover (31) is connected with the front balance propulsion leather cup (2) in a matching mode, one side of the end cover (31) is connected with the installation pipe (1) in a matching and sealing mode, a conical anti-collision head (32) is further arranged on the other side of the end cover (31), the conical anti-collision head (32) is connected with the front balance propulsion leather cup (2) in a fitting mode, a plurality of first bolts (33) are uniformly arranged on the outer side of the conical anti-collision head (32) in a penetrating mode, the first bolts (33) sequentially penetrate through the conical anti-collision head (32), the front balance propulsion leather cup (2), the end cover (31) and are connected with the installation pipe (1) in a matching mode.

4. The multichannel vortex tube internal detector as claimed in claim 3, wherein a T-shaped section buffer member (41) is arranged inside the conical anti-collision head (32) and is coaxial with the conical anti-collision head, the buffer member (41) is connected with the conical anti-collision head (32) in a matching mode, one end of the buffer member (41) is attached to the end cover (31), and the other end of the buffer member is flush with the end portion of the conical anti-collision head (32).

5. The multichannel eddy current pipeline internal detector according to claim 1, wherein a charging connector (51) is embedded in one end, close to the rear balance leather cup (3), of the mounting pipe (1), a battery (52) is arranged inside the mounting pipe (1), and the charging connector (51) penetrates through the mounting pipe (1) and is electrically connected with the battery (52) and the controller (6) respectively.

6. The multichannel eddy current pipeline internal detector according to claim 5, characterized in that a gland (61) is arranged on one side of the charging joint (51) far away from the installation pipe (1), a sealing ring (62) is arranged between the gland (61) and the installation pipe (1) and is positioned on the outer side of the charging joint (51), the sealing ring (62) is respectively connected with the gland (61) and the installation pipe (1) in a fitting manner, a plurality of second bolts (63) are uniformly arranged on the outer side edge of the gland (61) in a penetrating manner, the second bolts (63) sequentially penetrate through the gland (61) and the sealing ring (62) to be connected with the installation pipe (1) in a matching manner, an annular pressure plate (64) is arranged on the outer side of the gland (61) of the rear balance leather cup (3), the annular pressure plate (64) is connected with the rear balance leather cup (3) in a fitting manner and is coaxial with the rear balance leather cup, a plurality of third bolts (65) are uniformly arranged on the annular pressure plate (64), the third bolt (65) penetrates through the annular pressing plate (64) and the rear balance leather cup (3) in sequence to be connected with the mounting pipe (1) in a matched mode.

7. The multichannel eddy current pipeline internal detector as claimed in claim 1, wherein a plurality of sinking grooves (71) are uniformly formed on the outer side of the rear balance leather cup (3).

8. The multichannel eddy current pipeline internal detector as claimed in claim 1, wherein a wireless transmitter (81) is further fixedly arranged inside the installation pipe (1), the wireless transmitter (81) is electrically connected with the controller (6), and the wireless transmitter (81) is in signal connection with the upstream end.