CN216078837U - Flexible probe for pipeline detection - Google Patents

Flexible probe for pipeline detection Download PDF

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Publication number
CN216078837U
CN216078837U CN202122266123.8U CN202122266123U CN216078837U CN 216078837 U CN216078837 U CN 216078837U CN 202122266123 U CN202122266123 U CN 202122266123U CN 216078837 U CN216078837 U CN 216078837U
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probe
fixedly connected
piece
shell
opening
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CN202122266123.8U
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Chinese (zh)
Inventor
荣红青
徐永涛
王三英
齐丹丹
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Beijing Tichuan International Energy Service Co ltd
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Beijing Tichuan International Energy Service Co ltd
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Abstract

The application provides a flexible probe for pipeline inspection belongs to pipeline inspection technical field. The flexible probe for pipeline inspection comprises a probe assembly and a bracket assembly. The probe assembly comprises a probe body, a sheath, a shell, a positioning ring and a cable, wherein the probe body is fixedly connected with the sheath, the sheath is fixedly connected with the shell, the positioning ring is fixedly connected with the inner wall of the shell, the cable is fixedly connected with an external controller, the bracket assembly comprises an opening and closing piece, a selecting piece and a telescopic piece, the opening and closing piece is provided with four parts and every part, the opening and closing piece is all movably connected with the shell, the selecting piece is fixedly connected with the positioning ring, and the telescopic piece is fixedly connected with the shell. In this application, bracket component can adjust the detection angle of probe body, help turn to and jump over the barrier to the protection probe avoids friction and collision in whole probe propulsion's in-process, improves the reliability of probe body.

Description

Flexible probe for pipeline detection
Technical Field
The application relates to the technical field of pipeline detection, in particular to a flexible probe for pipeline detection.
Background
In industrial activities, a plurality of pipelines are used for transmitting liquid or gas, the pipelines are generally long after being used for a long time, and the interior of the pipelines is difficult to avoid the conditions of cracks, corrosion, blockage and the like, so that the normal use of the pipelines is influenced and potential safety hazards are accompanied.
Present pipeline inspection is generally through inside observation detection that stretches into the pipeline through flexible probe, the probe is under the promotion of cable, paste the friction of pipeline inner wall, when meetting barriers such as elbow or jam, generally need rotate many times and pull the cable, help the probe turn to and cross the barrier, it is very inconvenient, and lead to many times the collision of probe and pipeline inner wall and friction, probably cause the probe damage, influence the reliability, and current probe does not support or controllable support in the pipeline, the probe can not accurately aim at unusual position, the influence is observed and is judged.
How to invent a flexible probe for pipeline inspection to improve the problems becomes a problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects, the application provides a flexible probe for pipeline detection, and aims to solve the problems that the existing probe is difficult to adjust the detection angle, turn and jump over obstacles in a pipeline, and the reliability is influenced by friction and collision between the probe and the inner wall of the pipeline when the probe is pushed.
The embodiment of the application provides a flexible probe for pipeline inspection, which comprises a probe assembly and a bracket assembly.
The probe assembly comprises a probe body, a sheath, a shell, a positioning ring and a cable, wherein the probe body is fixedly connected with the sheath, the sheath is fixedly connected with the shell, the positioning ring is fixedly connected with the inner wall of the shell, one end of the cable is fixedly connected with the shell, the other end of the cable is fixedly connected with an external controller, the bracket assembly comprises an opening and closing piece, a selecting piece and a telescopic piece, the opening and closing piece is provided with four pieces, every opening and closing piece is all movably connected with the shell, the selecting piece is fixedly connected with the positioning ring, the telescopic piece is fixedly connected with the shell, and the telescopic piece is connected with the opening and closing piece in a movable mode.
In the implementation process, the whole probe is sent into a pipeline through a cable, all opening and closing parts are kept in a closed state and protect a probe body from friction and collision together with a sheath, the opening and closing parts in the closed state are streamline and are convenient to push, when a corner or an obstacle is met, the telescopic parts push the selection parts, the selection parts push one or two opening and closing parts on one side to be unfolded again, the whole probe is pushed to one side to complete steering, then the telescopic parts retract, the opening and closing parts are closed again and continue to push forwards, when the obstacle needs to pass through from the upper side, the two opening and closing parts on the lower side are unfolded, the sliding sleeve is lapped on the obstacle, the cable is rotated by hand to drive the whole probe assembly to rotate, the two opening and closing parts which are unfolded are rotated to the upper side of the obstacle to be closed, crossing of the obstacle is realized, when a detection point is reached, the tilting angle of the probe body can be adjusted through the unfolding angle of the opening and closing parts to change the detection angle, the four opening and closing pieces are completely unfolded, so that the detection view field of the probe body is not shielded by the opening and closing pieces, and in conclusion, the support component can adjust the detection angle of the probe body, help to turn and jump over an obstacle, protect the probe from friction and collision in the whole probe propelling process, and improve the reliability of the probe body.
In a specific embodiment, each opening and closing member includes a supporting claw, a connecting rod and a supporting block, all the supporting claws are hinged to the housing, one end of each connecting rod is hinged to the corresponding supporting claw, and each supporting block is fixedly connected to the other end of the corresponding connecting rod.
In the implementation process, the four supporting claws are closed to protect the probe body, so that the condition in the pipeline can be observed through gaps between the supporting claws and the supporting claws while the probe body is protected, when the supporting claws are required to be unfolded, the angle of the selecting piece is changed, the telescopic piece pushes the selecting piece, the selecting piece pushes the specific supporting block, the supporting block pushes the connecting rod, and finally the supporting claws are pushed out by the connecting rod to complete the unfolding of the opening and closing piece.
In a specific embodiment, a sliding groove matched with each connecting rod penetrates through the positioning ring, and each connecting rod is connected with the positioning ring in a sliding manner through the corresponding sliding groove.
In the implementation process, the sliding groove limits the moving track of the connecting rod, so that the connecting rod can only slide in the direction of the rotating plane of the supporting claw, and the selection piece can accurately correspond to each abutting block and the connecting rod after the angle is converted conveniently.
In a specific embodiment, the probe assembly further comprises four claw grooves, and each claw groove is respectively matched with the corresponding supporting claw.
In the implementation process, when all the supporting claws are closed, part of the supporting claws are embedded in the claw grooves of the sheath, so that the supporting claws and the sheath can keep a streamline form, and the supporting claws can be conveniently pushed in a pipeline to be tested.
In a specific embodiment, each opening and closing member further includes a spring, each connecting rod penetrates through the corresponding spring, one end of each spring abuts against the corresponding abutting block, and the other end of each spring abuts against the positioning ring.
In the implementation process, under the condition that the abutting block is not pushed by the selecting piece, the spring pushes the abutting block to enable the clamping jaws to keep a closed state, and the effect of automatic resetting is achieved.
In a specific embodiment, the selecting member comprises a motor and a rotating disc, the motor is fixedly connected with the positioning ring, and the rotating disc is movably connected with an output shaft of the motor.
In a specific embodiment, a pin groove is axially formed in the output shaft of the motor, a pin block matched with the pin groove is arranged on the inner wall of the rotary table, and the rotary table is connected with the output shaft of the motor in a sliding mode through the pin block and the pin groove.
In a specific embodiment, the outer circle of the rotating disc is provided with seven stop blocks.
In the implementation process, the motor drives the rotating disc to rotate to a specific angle, wherein the motor adopts a servo motor to ensure the accuracy and the repeatability of the rotating angle, part of the stoppers on the pushing cylinder are aligned with the resisting blocks to be moved to push out the appointed supporting claws, other claws are not pushed, the pin grooves can enable the rotating disc to slide along the output shaft to push the appointed resisting blocks while rotating along with the output shaft of the motor, it is required to say that the stoppers on the pushing cylinder are divided into three groups, one group comprises four stoppers, the four stoppers are mutually spaced by 90 degrees, namely four supporting claws are simultaneously aligned and pushed by rotating or the four supporting claws are not aligned, the two groups comprise two stoppers, the two stoppers are mutually spaced by 90 degrees and one stopper of the two groups and one stopper of the two stoppers is mutually spaced by 45 degrees, namely, any two adjacent supporting claws can be simultaneously aligned and pushed by rotating, and the other two supporting claws are not pushed, three sets comprise a stop and are 22.5 ° to each other, i.e. any one jaw can be aligned and pushed by rotation while the other jaws are not pushed, in sum, a given one or two or four adjacent pushes together are accomplished by a fine rotation of the turntable.
In a specific embodiment, the telescopic part comprises an electric push rod and a push cylinder, the electric push rod is fixedly connected with the shell, and the push cylinder is fixedly connected with the telescopic end of the electric push rod.
In a specific implementation scheme, an annular convex ring is arranged on the rotary table, an annular groove matched with the annular convex ring is formed in the push cylinder, and the push cylinder slides in a clamping manner with the rotary table through the annular convex ring.
In the implementation process, the electric push rod pushes the push cylinder, the push cylinder pushes the turntable again, the arrangement of the annular convex ring and the annular groove can drive the rotation of the rotating ring not to be influenced while the rotating ring stretches out and draws back, and here, the push cylinder can be connected with the telescopic shaft of the electric push rod through a spherical hinge.
Drawings
In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic view of a first perspective structure of a flexible probe section for pipeline inspection according to an embodiment of the present disclosure;
FIG. 2 is a schematic structural diagram of a flexible probe for pipeline inspection according to an embodiment of the present disclosure;
FIG. 3 is a structural diagram illustrating a second perspective view of a section of a flexible probe for pipeline inspection according to an embodiment of the present disclosure;
FIG. 4 is an enlarged view of a portion of the structure at A in FIG. 3 according to an embodiment of the present disclosure;
fig. 5 is a schematic view of a connection relationship between a stopper and a stopper according to an embodiment of the present disclosure.
In the figure: 10-a probe assembly; 110-a probe body; 120-a sheath; 130-a housing; 140-a positioning ring; 150-a chute; 160-claw groove; 170-a cable; 20-a bracket assembly; 210-an opening and closing member; 211-prongs; 212-a connecting rod; 213-a cancel block; 214-a spring; 220-a selector; 221-a motor; 222-a turntable; 223-pin slot; 224-a stop; 225-annular convex ring; 230-a telescoping member; 231-an electric push rod; 232-push cylinder.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1, the present application provides a flexible probe for pipeline inspection comprising a probe assembly 10 and a carriage assembly 20.
The bracket assembly 20 can adjust the detection angle of the probe body 110, help to turn and jump over obstacles, protect the probe from friction and collision in the whole process of advancing the probe, and improve the reliability of the probe body 110.
Referring to fig. 1 to 5, the probe assembly 10 includes a probe body 110, a sheath 120, a housing 130, a positioning ring 140 and a cable 170, the probe body 110 is fixedly connected to the sheath 120, the sheath 120 is fixedly connected to the housing 130, the positioning ring 140 is fixedly connected to an inner wall of the housing 130, one end of the cable 170 is fixedly connected to the cable 170 fixedly connected to the housing 130 and an external controller, the bracket assembly 20 includes a supporting member 210, a selector member 220 and a retractable member 230, the number of the supporting member 210 is four, each supporting member 210 is movably connected to the housing 130, the selector member 220 is fixedly connected to the positioning ring 140, the retractable member 230 is fixedly connected to the housing 130, and the retractable member 230 is movably connected to the supporting member 210 through the selector member 220. The whole probe is sent into a pipeline through the cable 170, all the opening parts 210 are kept in a closed state and protect the probe body 110 from friction and collision together with the sheath 120, the opening parts 210 in the closed state are streamline and convenient to push, when a corner or an obstacle is met, the telescopic part 230 pushes the selecting part 220, the selecting part 220 pushes one or two opening parts 210 on one side to be unfolded, the whole probe is pushed to one side to complete steering, then the telescopic part 230 retracts, the opening parts 210 are closed again and continue to push forwards, when the obstacle is crossed from the upper side, the two opening parts 210 on the lower side are unfolded, a sliding sleeve is lapped on the obstacle, the cable 170 is rotated by hand to drive the whole probe assembly 10 to rotate, the two opening parts 210 which are unfolded are rotated above the obstacle to be closed again, the obstacle is crossed, when a detection point is reached, the unfolding angle of the opening parts 210 can be passed, in conclusion, the bracket assembly 20 can adjust the detection angle of the probe body 110, help to turn and jump over obstacles, protect the probe from friction and collision in the whole probe propelling process, and improve the reliability of the probe body 110.
Referring to fig. 3 and 4, each opening and closing member 210 includes a supporting claw 211, a connecting rod 212 and a supporting block 213, all the supporting claws 211 are hinged to the housing 130, one end of each connecting rod 212 is hinged to the corresponding supporting claw 211, and each supporting block 213 is fixedly connected to the other end of the corresponding connecting rod 212. The four supporting claws 211 are closed to protect the probe body 110, so that the condition in the pipeline can be observed through gaps between the supporting claws 211 and the supporting claws 211 while the probe body 110 is protected, when the supporting claws 211 are required to be unfolded, the angle of the selecting piece 220 is changed, the telescopic piece 230 pushes the selecting piece 220, the selecting piece 220 pushes the specific resisting block 213, the resisting block 213 pushes the connecting rod 212, and finally the supporting claws 211 are pushed out by the connecting rod 212, so that the unfolding of the opening and closing piece 210 is completed. The positioning ring 140 is provided with a sliding groove 150 matched with each connecting rod 212 in a penetrating manner, and each connecting rod 212 is connected with the positioning ring 140 in a sliding manner through the corresponding sliding groove 150. The sliding slot 150 limits the moving track of the connecting rod 212, so that the connecting rod 212 can only slide in the direction of the rotating plane of the supporting claw 211, and the selecting piece 220 can accurately correspond to each abutting block 213 and the connecting rod 212 after the angle is changed. The probe assembly 10 further includes four claw grooves 160, and each claw groove 160 is adapted to the corresponding claw 211. When all the supporting claws 211 are closed, part of the supporting claws are embedded in the claw grooves 160 of the sheath 120, so that the supporting claws can keep a streamline form with the sheath 120 and are convenient to push in a pipeline to be tested. Each opening and closing element 210 further includes a spring 214, each connecting rod 212 penetrates through the corresponding spring 214, one end of each spring 214 abuts against the corresponding abutting block 213, and the other end of each spring 214 abuts against the positioning ring 140. Under the condition that the abutting block 213 is not pushed by the selecting piece 220, the spring 214 pushes the abutting block 213 to keep the jaws in the closed state, and the effect of automatic resetting is achieved.
Referring to fig. 4 and 5, the selecting member 220 includes a motor 221 and a rotating disc 222, the motor 221 is fixedly connected to the positioning ring 140, and the rotating disc 222 is movably connected to an output shaft of the motor 221. The output shaft of the motor 221 is axially provided with a pin groove 223, the inner wall of the turntable 222 is provided with a pin block matched with the pin groove 223, and the turntable 222 is connected with the output shaft of the motor 221 in a sliding manner through the pin block and the pin groove 223. The outer circle of the rotary table 222 is provided with a stop 224, and the stop 224 is provided with seven. The motor 221 drives the rotating disc 222 to rotate to a specific angle, here, the motor 221 uses the servo motor 221 to ensure the accuracy and repeatability of the rotating angle, part of the stoppers 224 on the pushing cylinder 232 are aligned with the resisting blocks 213 to be actuated, so that the designated supporting claws 211 are pushed out, while the other claws are not pushed, the pin grooves 223 can make the rotating disc 222 slide along the output shaft of the motor 221 to push the designated resisting blocks 213 while rotating along the output shaft, it should be noted that the stoppers 224 on the pushing cylinder 232 are divided into three groups, one group includes four stoppers 224, the four stoppers 224 are spaced by 90 degrees, that is, four supporting claws 211 are aligned and pushed simultaneously by rotation or four supporting claws 211 are not aligned simultaneously, the two groups include two stoppers 224, two stoppers 224 are 90 degrees to each other and one stopper 224 in the two groups is 45 degrees to one stopper 224 in the one group, that is, by rotation, any two adjacent supporting claws 211 can be aligned and pushed simultaneously, while the other two prongs 211 are not pushed, the three sets include one stop 224 and are 22.5 ° to each other with any other stop 224, i.e. any one of the prongs can be aligned and pushed by rotation while the other are not pushed, and in conclusion, the specified one or adjacent two or four pushes together is done by a precise rotation of the dial 222. The telescopic member 230 includes an electric push rod 231 and a push cylinder 232, the electric push rod 231 is fixedly connected with the housing 130, and the push cylinder 232 is fixedly connected with the telescopic end of the electric push rod 231. The rotary table 222 is provided with an annular convex ring 225, the push cylinder 232 is provided with an annular groove matched with the annular convex ring 225, and the push cylinder 232 is clamped and slides with the rotary table 222 through the annular convex ring 225. The electric push rod 231 pushes the push cylinder 232, the push cylinder 232 pushes the rotary disc 222 again, the arrangement of the annular convex ring 225 and the annular groove can drive the rotary ring to stretch and retract without influencing the rotation of the rotary ring, here, the push cylinder 232 can also be connected with the telescopic shaft of the electric push rod 231 through a spherical hinge, it needs to be explained that the size of the electric push rod 231 is limited, the whole probe volume can be made as small as possible by only one electric push rod 231 to adapt to more occasions, and the selecting element 220 can control a plurality of opening and closing elements 210 by only one electric push rod 231.
The working principle of the flexible probe for pipeline detection is as follows: the whole probe is sent into a pipeline through a cable 170, four supporting claws 211 are closed to protect the probe body 110, the four supporting claws and the sheath 120 together protect the probe body 110 from friction and collision, when a corner or an obstacle is met, a motor 221 drives a turntable 222 to rotate to a specified angle, a specified stop block 224 is aligned with a specified abutting block 213, an electric push rod 231 pushes out a push cylinder 232, the push cylinder 232 drives the turntable 222 to slide along an output shaft of the motor 221, the specified stop block 224 pushes the specified abutting block 213 to move, the specified abutting block 213 sequentially pushes corresponding connecting rods 212 and supporting claws 211, one or two specified supporting claws 211 are unfolded, the whole probe is pushed to one side to complete steering, then the electric push rod 231 retracts, the supporting claws 211 are re-closed under the pushing of a spring 214, the whole probe assembly 10 continues to be pushed forward, when the obstacle needs to pass through from the upper part, the two supporting claws 211 at the lower part are unfolded to enable the sliding sleeve to be lapped on the obstacle, the cable 170 is rotated by a hand to drive the whole probe assembly 10 to rotate, so that the two unfolded supporting claws 211 rotate to the upper side of the obstacle and then are closed, the crossing of the obstacle is realized, when a detection point is reached, the unfolding angle of the supporting claws 211 can be controlled through the telescopic amount of the electric push rod 231, the tilting angle of the probe body 110 is adjusted to change the detection angle, and the detection view of the probe body 110 is not shielded by the supporting claws 211 due to the fact that the four supporting claws 211 are completely unfolded.
It should be noted that the specific model specifications of the probe body 110, the cable 170, the spring 214, the motor 221, and the electric push rod 231 need to be determined according to the actual specification of the device, and the specific model selection calculation method adopts the prior art, so detailed description is omitted.
The power supply and the principle of the probe body 110, the cable 170, the motor 221 and the electric push rod 231 are apparent to those skilled in the art and will not be described in detail herein.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A flexible probe for pipeline inspection is characterized by comprising
The probe assembly (10) comprises a probe body (110), a sheath (120), a shell (130), a positioning ring (140) and a cable (170), wherein the probe body (110) is fixedly connected with the sheath (120), the sheath (120) is fixedly connected with the shell (130), the positioning ring (140) is fixedly connected with the inner wall of the shell (130), one end of the cable (170) is fixedly connected with the shell (130), and the other end of the cable (170) is fixedly connected with an external controller;
bracket component (20), bracket component (20) are including a piece of opening and shutting (210), selection piece (220) and extensible member (230), the piece of opening and shutting (210) is provided with four, every the piece of opening and shutting (210) all with shell (130) swing joint, selection piece (220) with position circle (140) fixed connection, extensible member (230) with shell (130) fixed connection, extensible member (230) pass through selection piece (220) with piece of opening and shutting (210) swing joint.
2. The flexible probe for pipeline inspection according to claim 1, wherein each opening and closing piece (210) comprises a supporting claw (211), a connecting rod (212) and a resisting block (213), all the supporting claws (211) are hinged with the housing (130), one end of each connecting rod (212) is hinged with the corresponding supporting claw (211), and each resisting block (213) is fixedly connected with the other end of the corresponding connecting rod (212).
3. The flexible probe for pipeline inspection according to claim 2, wherein a sliding groove (150) matched with each connecting rod (212) penetrates through the positioning ring (140), and each connecting rod (212) is slidably connected with the positioning ring (140) through the corresponding sliding groove (150).
4. The flexible probe for pipe inspection according to claim 2, wherein the probe assembly (10) further comprises four claw grooves (160), and each claw groove (160) is adapted to the corresponding supporting claw (211).
5. The flexible probe for pipeline inspection according to claim 2, wherein each of the opening-closing members (210) further comprises a spring (214), each of the connecting rods (212) respectively penetrates through the corresponding spring (214), one end of each spring (214) respectively abuts against the corresponding abutting block (213), and the other end of each spring (214) abuts against the positioning ring (140).
6. The flexible probe for pipeline inspection according to claim 1, wherein the selection member (220) comprises a motor (221) and a rotary table (222), the motor (221) is fixedly connected with the positioning ring (140), and the rotary table (222) is movably connected with an output shaft of the motor (221).
7. The flexible probe for pipeline inspection according to claim 6, wherein a pin groove (223) is axially formed on the output shaft of the motor (221), a pin block matched with the pin groove (223) is arranged on the inner wall of the turntable (222), and the turntable (222) is slidably connected with the output shaft of the motor (221) through the pin block and the pin groove (223).
8. The flexible probe for pipe inspection according to claim 6, wherein a stopper (224) is provided on the outer circle of the turntable (222), and the stopper (224) is provided with seven.
9. The flexible probe for pipeline inspection according to claim 6, wherein the telescopic member (230) comprises an electric push rod (231) and a push cylinder (232), the electric push rod (231) is fixedly connected with the housing (130), and the push cylinder (232) is fixedly connected with the telescopic end of the electric push rod (231).
10. The flexible probe for pipeline inspection according to claim 9, wherein an annular convex ring (225) is arranged on the rotary table (222), an annular groove adapted to the annular convex ring (225) is formed on the push cylinder (232), and the push cylinder (232) slides in clamping connection with the rotary table (222) through the annular convex ring (225).
CN202122266123.8U 2021-09-17 2021-09-17 Flexible probe for pipeline detection Active CN216078837U (en)

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Application Number Priority Date Filing Date Title
CN202122266123.8U CN216078837U (en) 2021-09-17 2021-09-17 Flexible probe for pipeline detection

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115752883A (en) * 2022-11-21 2023-03-07 常州工程职业技术学院 Pressure intensity detection device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115752883A (en) * 2022-11-21 2023-03-07 常州工程职业技术学院 Pressure intensity detection device

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