CN111503427A - Automatic pipeline internal crack detection device convenient to turn to - Google Patents
Automatic pipeline internal crack detection device convenient to turn to Download PDFInfo
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- CN111503427A CN111503427A CN202010394491.8A CN202010394491A CN111503427A CN 111503427 A CN111503427 A CN 111503427A CN 202010394491 A CN202010394491 A CN 202010394491A CN 111503427 A CN111503427 A CN 111503427A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/26—Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means
- F16L55/28—Constructional aspects
- F16L55/30—Constructional aspects of the propulsion means, e.g. towed by cables
- F16L55/32—Constructional aspects of the propulsion means, e.g. towed by cables being self-contained
- F16L55/34—Constructional aspects of the propulsion means, e.g. towed by cables being self-contained the pig or mole being moved step by step
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/26—Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means
- F16L55/28—Constructional aspects
- F16L55/40—Constructional aspects of the body
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L2101/00—Uses or applications of pigs or moles
- F16L2101/10—Treating the inside of pipes
- F16L2101/12—Cleaning
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L2101/00—Uses or applications of pigs or moles
- F16L2101/30—Inspecting, measuring or testing
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses an automatic detection device for cracks in a pipeline, which is convenient to steer; including the detection case, detection case left end face fixedly connected with bellows, bellows left end face fixedly connected with scrapes the case, it turns to the head to scrape case left end face fixedly connected with, be equipped with the sleeve chamber left of opening in the detection case, sleeve chamber right side is equipped with the rotation pulley chamber, rotation pulley chamber right side is equipped with fixed establishment, sleeve chamber upside is equipped with the rotation transmission chamber, the wriggling of realizing equipment through scraping the flexible of the interior clamp splice of case and detection case and the second spline axle of the successively fixed fit of pipeline inner wall is advanced, it is more stable to make to advance, difficult skidding, it scrapes pipeline inner wall surface dirt to rotate through the scraper blade, the rotation of cooperation detector realizes the all sides to pipeline inner wall, the detection of high accuracy, the design of two segmentations makes the length of single segmentations shorten, it is more nimb.
Description
Technical Field
The invention relates to the technical field of crack detection equipment, in particular to an automatic detection device for cracks in a pipeline, which is convenient to steer.
Background
If not timely detect the restoration behind the production crackle in the pipeline, continue to use and have the potential safety hazard, crack detection device detects from the outside greatly in present pipeline, because there is the separation of pipeline wall, there is the error easily in the detection of inner wall crackle, some pipeline that bury deeply simultaneously detect from the outside more for difficulty, there are some equipment that carry out the detection from inside, but because the dirt is remained easily to the pipeline inner wall, go forward to detection and equipment and all can produce adverse effect, and simultaneously, most equipment passes through the gyro wheel rotation and realizes advancing, skid easily at smooth pipeline inner wall and lead to advancing inefficiency, on the other hand is because partial pipeline diameter is less, turn to the difficulty when equipment overlength.
Disclosure of Invention
Aiming at the technical defects, the invention provides the automatic detection device for the cracks in the pipeline, which is convenient to steer, and can overcome the defects.
The invention relates to an automatic detection device for cracks in a pipeline, which is convenient to steer and comprises a detection box, wherein the left end surface of the detection box is fixedly connected with a corrugated pipe, the left end surface of the corrugated pipe is fixedly connected with a scraping box, the left end surface of the scraping box is fixedly connected with a steering head, a sleeve cavity with a leftward opening is arranged in the detection box, a rotating belt wheel cavity is arranged on the right side of the sleeve cavity, a fixing mechanism is arranged on the right side of the rotating belt wheel cavity, a rotating transmission cavity is arranged on the upper side of the sleeve cavity, a detector rotating cavity with an outward opening is arranged on the outer side of the rotating transmission cavity, a forward and reverse rotating cavity is arranged in the scraping box, a gear moving cavity is communicated with the lower side of the forward and reverse rotating cavity, the right side of the gear moving cavity is also provided with the fixing mechanism, a rack cavity is communicated with the left side of a scraping, scrape the outside intercommunication of gear chamber and be equipped with the outside scraper blade rotation chamber of opening, scrape case left end face normal running fit and be connected with the first integral key shaft that extends to the left and right sides, first integral key shaft extends right in the bellows, first integral key shaft right-hand member face fixedly connected with universal joint, universal joint right-hand member face fixedly connected with extends right the second integral key shaft of sleeve intracavity, sleeve intracavity wall fixedly connected with the sleeve that second integral key shaft screw-thread fit is connected.
On the basis of the technical scheme, a detection box power shaft which is connected with the right end face of the rotary belt wheel cavity in a rotating matching mode and extends towards the left side and the right side is arranged in the rotary belt wheel cavity, the detection box power shaft extends leftwards into the sleeve cavity and is connected with the second spline shaft in a spline matching mode, a first one-way bearing fixedly connected with the detection box power shaft is arranged in the rotary belt wheel cavity, a detector rotating shaft in the rotary transmission cavity extends leftwards is connected in an up-and-down symmetric rotating matching mode in the right end wall of the rotary transmission cavity, a rotary transmission gear which is fixedly connected with the detector rotating shaft and is meshed with the detector rotating shaft is arranged in the rotary transmission cavity, the detector rotating shaft extends rightwards into the rotary belt wheel cavity, and a rotary transmission belt is connected between the detector rotating shaft and the first one-way bearing in a, the detector is characterized in that a detection ring gear with an inner end surface meshed with the upper side rotation transmission gear is connected in a rotation matching mode in the rotation cavity of the detector, and a crack detector is fixedly connected to the outer end surface of the detection ring gear.
On the basis of the technical scheme, the fixing mechanism comprises a centrifugal wheel cavity, the left side of the centrifugal wheel cavity is positioned at the right side of the forward and reverse rotation cavity, the centrifugal wheel cavity is positioned at the right side of the rotation driving belt, the detection box power shaft extends rightwards to the right side of the centrifugal wheel cavity, the first spline shaft extends leftwards to the left side of the centrifugal wheel cavity, the detection box power shaft and the first spline shaft are fixedly connected with second one-way bearings positioned in the centrifugal wheel cavity, a clamping block pushing cavity is communicated and arranged at the outer side of the centrifugal wheel cavity, a plurality of clamping block cavities which are arranged by taking the centrifugal wheel cavity as the central circumferential direction and have outward openings are communicated and arranged at the outer side of the clamping block pushing cavity, a friction clamping block extending inwards to the clamping block pushing cavity is connected in a sliding fit manner in the clamping block cavity, and a clamping block spring is fixedly connected between the inner end face of the friction clamping block and the inner end wall of, the centrifugal wheel is fixedly connected to the second one-way bearing and abutted to the inner end face of the friction clamping block, a plurality of centrifugal push block cavities which are circumferentially arranged and are outwards opened are formed in the centrifugal wheel, centrifugal push blocks are connected in the centrifugal push block cavities in a sliding fit mode, and centrifugal push block springs are fixedly connected between the inner end face of each centrifugal push block and the inner end wall of each centrifugal push block cavity.
On the basis of the technical scheme, a motor fixedly connected with the scraping box is arranged on the upper side of the forward and reverse rotating cavity, a driving shaft which extends upwards to the inside of the forward and reverse rotating cavity is connected with the upper end wall of the forward and reverse rotating cavity in a rotating fit mode and extends downwards to the inside of the forward and reverse rotating cavity, a driving bevel gear is fixedly connected with the tail end of the lower side of the driving shaft, a supporting shaft which extends leftwards to penetrate through the bevel gear cavity to the inside of the scraping gear cavity and extends rightwards to the inside of the forward and reverse rotating cavity is connected with the left end wall of the forward and reverse rotating cavity in a rotating fit mode, forward and reverse bevel gears are symmetrically arranged in the forward and reverse rotating cavity by taking the driving shaft as the center in a left-right mode, the forward and reverse bevel gears on the left side are fixedly connected with the supporting shaft and are meshed with the driving bevel gear, the forward and reverse bevel gears The gear removes chamber right-hand member wall normal running fit and is connected with and extends to left the gear removes the intracavity and extends to right with the just reversal axle that first integral key shaft spline fit is connected, fixedly connected with is located on the just reversal axle the gear removes the intracavity and can with just reversal gear engagement's meshing gear, just reversal axle left end normal running fit is connected with the push pedal.
On the basis of the technical scheme, a rack belt wheel cavity is arranged at the rear side of the bevel gear cavity, a bevel gear shaft which extends backwards into the rack belt wheel cavity and forwards into the bevel gear cavity is connected to the rear end wall of the bevel gear cavity in a rotating fit manner, a first bevel gear which is fixedly connected with the supporting shaft is arranged in the bevel gear cavity, a second bevel gear which is meshed with the first bevel gear is fixedly connected to the tail end of the front side of the bevel gear shaft, a rack transmission shaft which extends forwards into the rack cavity and backwards into the rack belt wheel cavity is connected to the rear end wall of the rack cavity in a rotating fit manner, a rack transmission belt which is positioned in the rack belt wheel cavity is connected between the rack transmission shaft and the bevel gear shaft in a dynamic fit manner, an incomplete gear is fixedly connected to the tail end of the front side of the rack transmission shaft, and a rack which can be meshed with the incomplete gear and can be, and a rack spring is fixedly connected between the left end surface of the rack and the left end wall of the rack cavity.
On the basis of the technical scheme, the tail end of the left side of the scraping gear cavity is fixedly connected with a scraping power gear in the scraping gear cavity, the scraper is connected with an inner end face in a rotating fit mode and a scraper ring gear meshed with the scraping power gear, the outer end face of the scraper ring gear is fixedly connected with a scraper box, a scraper cavity with an outward opening is arranged in the scraper box, a scraper is connected with the scraper in the scraper cavity in a sliding fit mode, and a scraper spring is fixedly connected between the inner end face of the scraper and the end wall of the scraper cavity.
The invention has the beneficial effects that: the wriggling of realizing equipment through scraping the flexible of the interior clamp splice of case and detection case and the successively fixed cooperation second spline axle that falls makes to advance more stable, and difficult skidding rotates through the scraper blade and scrapes pipeline inner wall surface dirt, and the rotation of cooperation detector realizes the detection to pipeline inner wall all sides, high accuracy, and the design of two segmentations makes the length of single section shorten, and the messenger turns to more in a flexible way.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural view of an automatic crack detection device in a pipeline for facilitating steering according to the present invention;
FIG. 2 is a schematic sectional view taken along the line A-A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
fig. 4 is an enlarged schematic view of the structure at C in fig. 1.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-4, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
As shown in fig. 1-4, the automatic pipeline crack detection device convenient for steering of the device of the present invention comprises a detection box 18, a corrugated pipe 30 is fixedly connected to the left end surface of the detection box 18, a scraping box 10 is fixedly connected to the left end surface of the corrugated pipe 30, a steering head 31 is fixedly connected to the left end surface of the scraping box 10, a sleeve cavity 21 with a leftward opening is arranged in the detection box 18, a rotating pulley cavity 53 is arranged on the right side of the sleeve cavity 21, a fixing mechanism is arranged on the right side of the rotating pulley cavity 53, a rotating transmission cavity 28 is arranged on the upper side of the sleeve cavity 21, a detector rotating cavity 20 with an outward opening is arranged on the outer side of the rotating transmission cavity 28, a forward and reverse rotation cavity 48 is arranged in the scraping box 10, a gear moving cavity 63 is arranged on the lower side of the forward and reverse rotation cavity 48 in a communicating manner, a fixing mechanism is also arranged on the right side of the gear moving cavity, the rack chamber 38 upside is equipped with just reversing chamber 48, just reversing chamber 48 left side is equipped with scrapes gear chamber 66, it is equipped with the outside scraper blade rotation chamber 43 of opening to scrape gear chamber 66 outside intercommunication, it is connected with the first integral key shaft 15 that extends to the left and right sides to scrape case 10 left end face normal running fit, first integral key shaft 15 extends to right in the bellows 30, first integral key shaft 15 right-hand member face fixedly connected with universal coupling 16, universal coupling 16 right-hand member face fixedly connected with extends to right second integral key axle 17 in the sleeve chamber 21, sleeve chamber 21 inner wall fixedly connected with the sleeve 29 that second integral key axle 17 screw-thread fit is connected.
In addition, in one embodiment, a detection box power shaft 57 connected with the right end face of the rotating pulley cavity 53 in a rotating fit manner and extending towards the left and right sides is arranged in the rotating pulley cavity 53, the detection box power shaft 57 extends leftwards into the sleeve cavity 21 and is connected with the second spline shaft 17 in a spline fit manner, a first one-way bearing 56 fixedly connected with the detection box power shaft 57 is arranged in the rotating pulley cavity 53, the detector rotating shaft 25 extending leftwards is connected in the rotating transmission cavity 28 in a vertically symmetrical rotating fit manner in the right end wall of the rotating transmission cavity 28, a rotating transmission gear 26 fixedly connected with the detector rotating shaft 25 and meshed with the detector rotating shaft 25 is arranged in the rotating transmission cavity 28, the detector rotating shaft 25 extends rightwards into the rotating pulley cavity 53 at the lower side, a rotating transmission belt 54 is connected between the detector rotating shaft 25 and the first one-way bearing 56 in a power fit manner, the detector rotating cavity 20 is connected with a detection ring gear 19 in a rotating fit mode, the inner end face of the detection ring gear is meshed with the rotating transmission gear 26 on the upper side, and a crack detector 27 is fixedly connected to the outer end face of the detection ring gear 19.
In addition, in one embodiment, the fixing mechanism includes a centrifugal wheel cavity 67, the left side of the centrifugal wheel cavity 67 is located on the right side of the forward and reverse rotation cavity 48, the centrifugal wheel cavity 67 is located on the right side of the rotation transmission belt 54, the detection box power shaft 57 extends to the right side of the rotation transmission belt 67, the first spline shaft 15 extends to the left side of the rotation transmission belt 15, the detection box power shaft 57 and the first spline shaft 15 are fixedly connected with a second one-way bearing 58 located in the centrifugal wheel cavity 67, a clamping block pushing cavity 24 is arranged on the outer side of the centrifugal wheel cavity 67 in a communicating manner, a plurality of clamping block cavities 68 which are circumferentially arranged by taking the centrifugal wheel cavity 67 as the center and have outward openings are arranged on the outer side of the centrifugal wheel cavity 67 in a communicating manner, a friction clamping block 23 which inwardly extends to the clamping block pushing cavity 24 is connected in the clamping block cavity 68 in a sliding fit manner, a clamping spring 22 is fixedly connected between the inner end surface of the friction clamping block 23 and the inner end wall of the clamping block pushing cavity 24, a centrifugal wheel 60 which is abutted against the inner end surface of the friction clamping block 23 is fixedly connected to the second one-way bearing 58, a plurality of centrifugal pushing block cavities 59 which are circumferentially arranged and have outward openings are arranged in the centrifugal wheel 60, centrifugal pushing blocks 61 are connected in the centrifugal pushing block cavities 59 in a sliding fit mode, and centrifugal pushing block springs 62 are fixedly connected between the inner end surface of the centrifugal pushing blocks 61 and the inner end wall of the centrifugal pushing block cavities 59.
In addition, in one embodiment, a motor 45 fixedly connected with the scraping box 10 is arranged on the upper side of the forward and reverse rotation cavity 48, a driving shaft 44 extending upwards into the forward and reverse rotation cavity 48 and fixedly connected with the motor 45 is connected with the upper end wall of the forward and reverse rotation cavity 48 in a rotating and matching manner, a driving bevel gear 69 is fixedly connected with the lower end of the driving shaft 44, a supporting shaft 42 extending leftwards to penetrate through the bevel gear cavity 40 into the scraping gear cavity 66 and rightwards to extend into the forward and reverse rotation cavity 48 is connected with the left end wall of the forward and reverse rotation cavity 48 in a rotating and matching manner, forward and reverse bevel gears 47 are symmetrically arranged in the forward and reverse rotation cavity 48 with the driving shaft 44 as the center, the forward and reverse bevel gears 47 on the left side are fixedly connected with the supporting shaft 42 and meshed with the driving bevel gear 69, the forward and reverse bevel gears 47 on the right side are connected with the supporting shaft 42 in a rotating and matching, the outer end face of the forward and reverse bevel gear 47 is fixedly connected with a forward and reverse rotation gear 46 which is connected with the support shaft 42 in a rotating fit mode, the right end wall of the gear moving cavity 63 is connected with a forward and reverse rotation shaft 49 which extends leftwards into the gear moving cavity 63 and rightwards into the spline fit connection with the first spline shaft 15 in a matching mode, the forward and reverse rotation shaft 49 is fixedly connected with an engaging gear 50 which is located in the gear moving cavity 63 and can be engaged with the forward and reverse rotation gear 46, and the left end of the forward and reverse rotation shaft 49 is connected with a push plate 51 in a rotating fit mode.
In addition, in one embodiment, a rack wheel cavity 34 is provided at the rear side of the bevel gear cavity 40, a bevel gear shaft 33 extending backward into the rack wheel cavity 34 and forward into the bevel gear cavity 40 is rotatably coupled to the rear end wall of the bevel gear cavity 40, a first bevel gear 32 fixedly connected to the support shaft 42 is provided in the bevel gear cavity 40, a second bevel gear 70 engaged with the first bevel gear 32 is fixedly connected to the front end of the bevel gear shaft 33, a rack transmission shaft 36 extending forward into the rack cavity 38 and backward into the rack wheel cavity 34 is rotatably coupled to the rear end wall of the rack cavity 38, a rack transmission belt 35 located in the rack wheel cavity 34 is connected between the rack transmission shaft 36 and the bevel gear shaft 33 in a power fit manner, an incomplete gear 39 is fixedly connected to the front end of the rack transmission shaft 36, the rack 37 which can be meshed with the incomplete gear 39 and can be abutted against the left end face of the push plate 51 is connected in the rack cavity 38 in a sliding fit manner, and a rack spring 52 is fixedly connected between the left end face of the rack 37 and the left end wall of the rack cavity 38.
In addition, in an embodiment, the scraping power gear 64 located in the scraping gear cavity 66 is fixedly connected to the end of the left side of the scraping gear cavity 66, the scraper ring gear 41 with the inner end surface engaged with the scraping power gear 64 is connected to the scraper rotating cavity 43 in a rotationally matched manner, the scraper box 14 is fixedly connected to the outer end surface of the scraper ring gear 41, the scraper cavity 11 with an outward opening is arranged in the scraper box 14, the scraper 12 is connected to the scraper cavity 11 in a rotationally matched manner, and the scraper spring 13 is fixedly connected between the inner end surface of the scraper 12 and the inner end wall of the scraper cavity 11.
The applicant will now specifically describe an automatic crack detector in a pipe for facilitating diversion according to the present application with reference to the accompanying fig. 1-4 and the above description: when the device starts to work, the steering head 31 forwards puts the device into a pipeline to be detected, the motor 45 is started, the driving bevel gear 69 is driven to rotate through the driving shaft 44, so that the left first one-way bearing 56 is driven to rotate forwards through the forward and reverse bevel gear 47, the right forward and reverse gear 46 rotates backwards, the left forward and reverse gear 46 rotates to drive the forward and reverse shaft 49 to rotate forwards through the meshing gear 50, the left forward and reverse bevel gear 47 also drives the supporting shaft 42 to rotate, and the supporting shaft 42 rotates to drive the first bevel gear 32 to rotate and simultaneously drive the scraping power gear 64 to rotate; the forward and reverse rotation shaft 49 rotates forward to drive the first spline shaft 15 to rotate and drive the left centrifugal wheel 60 to rotate through the left second one-way bearing 58, so as to drive the centrifugal push block 61 to move outwards against the pulling force of the centrifugal push block spring 62 under the action of centrifugal force, so as to push the friction clamping block 23 to move outwards against the pulling force of the clamping block spring 22 to press against the inner wall of the pipeline, so as to complete the fixation of the scraping box 10, the first spline shaft 15 also rotates and drives the second spline shaft 17 to rotate through the universal coupling 16, the second spline shaft 17 rotates and drives the detection box power shaft 57 to rotate, the right centrifugal wheel 60 and the rotation 54 do not rotate under the action of the right second one-way bearing 58 and the first one-way bearing 56, and the transmission belt of the scraping box 10 is fixed, and the second spline shaft 17 rotates and drives the detection box 18 to move leftwards through the sleeve; the scraping power gear 64 rotates to drive the scraper box 14 to rotate through the scraper ring gear 41, the scraper 12 abuts against the side wall of the pipeline under the thrust action of the scraper spring 13, and the scraper box 14 rotates to drive the scraper 12 to rotate, so that residual dirt on the inner wall of the pipeline is scraped away, and the influence on subsequent crack detection is avoided; the first bevel gear 32 rotates to drive the bevel gear shaft 33 to rotate through the second bevel gear 70, so that the rack transmission shaft 36 and the incomplete gear 39 are driven to rotate through the rack transmission belt 35, the incomplete gear 39 rotates to drive the rack 37 to move rightwards against the pulling force of the rack spring 52, when the rack 37 moves rightwards to be abutted against the left end face of the push plate 51, the scraper 12 just rotates for one circle, the detection box 18 moves leftwards until the right end face of the second spline shaft 17 is abutted against the right end wall of the sleeve cavity 21, the rack 37 continues moving rightwards, the positive and negative rotation shaft 49 and the meshing gear 50 are driven to move rightwards through the push plate 51, so that the meshing gear 50 is separated from the left positive and negative rotation gear 46, and the; when the meshing gear 50 moves rightwards to be meshed with the right forward and reverse rotation gear 46, the rack 37 just moves to be completely meshed with the incomplete gear 39 and can not move rightwards continuously, at the moment, the right forward and reverse rotation gear 46 drives the forward and reverse rotation shaft 49 to rotate through the meshing gear 50, so as to drive the second spline shaft 17 and the detection box power shaft 57 to rotate, at the moment, the left centrifugal wheel 60 does not rotate and the right centrifugal wheel 60 rotates, the detection box 18 is fixed through the outward movement of the right friction clamping block 23, the detection box power shaft 57 rotates to drive the detector rotating shaft 25 to rotate through the first one-way bearing 56 and the rotating transmission belt 54, so as to drive the crack detector 27 to rotate through the rotating transmission gear 26, so as to realize the omnibearing detection of cracks on the inner wall of the pipeline, and at the same time, because the detection box 18 is fixed, the second spline shaft 17 rotates to drive the universal coupling 16 and the, thereby realizing the peristaltic advance of the mechanism; when the incomplete gear 39 rotates to be disengaged from the rack 37, the rack 37 resets leftwards under the action of the tension of the rack spring 52, at the moment, the crack detector 27 just rotates for a circle and the second spline shaft 17 moves leftwards to an initial state, the process is repeated, automatic advancing along the pipeline can be realized, and the omnibearing detection of cracks is completed while dirt on the inner wall of the pipeline is scraped; when advancing and meet the pipeline and turn, second spline shaft 17 and scrape case 10 left motion can make turn to head 31 and pipeline lateral wall butt, because detection case 18 is fixed, turn to head 31 and scrape case 10 and can use universal joint 16 to accomplish to turn to as the center under the extrusion of pipeline inner wall, when scraping case 10 and being fixed, detection case 18 left motion, because universal joint 16's effect, detection case 18 can accomplish to turn to along the pipeline under the limiting displacement of pipeline inner wall to realize automatic steering.
The invention has the beneficial effects that: the wriggling of realizing equipment through scraping the flexible of the interior clamp splice of case and detection case and the successively fixed cooperation second spline axle that falls makes to advance more stable, and difficult skidding rotates through the scraper blade and scrapes pipeline inner wall surface dirt, and the rotation of cooperation detector realizes the detection to pipeline inner wall all sides, high accuracy, and the design of two segmentations makes the length of single section shorten, and the messenger turns to more in a flexible way.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (6)
1. The utility model provides a crackle automatic checkout device in pipeline convenient to turn to, includes the detection case, its characterized in that: the detection box is characterized in that a corrugated pipe is fixedly connected to the left end face of the detection box, a scraping box is fixedly connected to the left end face of the corrugated pipe, a steering head is fixedly connected to the left end face of the scraping box, a sleeve cavity with a leftward opening is arranged in the detection box, a rotating belt wheel cavity is arranged on the right side of the sleeve cavity, a fixing mechanism is arranged on the right side of the rotating belt wheel cavity, a rotating transmission cavity is arranged on the upper side of the sleeve cavity, a detector rotating cavity with an outward opening is arranged on the outer side of the rotating transmission cavity, a forward and reverse rotating cavity is arranged in the scraping box, a gear moving cavity is communicated with the lower side of the forward and reverse rotating cavity, a fixing mechanism is also arranged on the right side of the gear moving cavity, a rack cavity is communicated with the left side of a scraping power gear, a forward and reverse rotating cavity is arranged on the upper side of the, scrape case left end face internal rotation cooperation and be connected with the first integral key shaft that extends to the left and right sides, first integral key shaft extends right in the bellows, first integral key shaft right side end face fixedly connected with universal joint, universal joint right side end face fixedly connected with extends right the second spline axle of sleeve intracavity, sleeve intracavity wall fixedly connected with the sleeve that second spline axle screw-thread fit is connected.
2. The automatic detection device for cracks in the pipeline, which is convenient to steer according to claim 1, is characterized in that: a detection box power shaft which is connected with the right end face of the rotary belt wheel cavity in a rotating matching mode and extends towards the left side and the right side is arranged in the rotary belt wheel cavity, the detection box power shaft extends leftwards into the sleeve cavity and is connected with the second spline shaft in a spline matching mode, a first one-way bearing fixedly connected with the detection box power shaft is arranged in the rotary belt wheel cavity, a detector rotating shaft extending leftwards is connected in the right end wall of the rotary transmission cavity in an up-and-down symmetric rotating matching mode, a rotary transmission gear which is fixedly connected with the detector rotating shaft and is mutually meshed is arranged in the rotary transmission cavity, the detector rotating shaft at the lower side extends rightwards into the rotary belt wheel cavity, a rotary transmission belt is connected between the detector rotating shaft and the first one-way bearing in a power matching mode, and a detection ring gear which is meshed with an inner end face and the rotary transmission gear at the upper side is, and the outer end face of the detection ring gear is fixedly connected with a crack detector.
3. The automatic detection device for cracks in the pipeline, which is convenient to steer according to claim 1, is characterized in that: the fixing mechanism comprises a centrifugal wheel cavity, the left side of the centrifugal wheel cavity is positioned on the right side of the forward and reverse rotation cavity, the right side of the centrifugal wheel cavity is positioned on the right side of the rotation driving belt, the detection box power shaft extends to the right side of the centrifugal wheel cavity rightwards, the first spline shaft extends to the left side of the centrifugal wheel cavity leftwards, the detection box power shaft and the first spline shaft are fixedly connected with a second one-way bearing positioned in the centrifugal wheel cavity, the outer side of the centrifugal wheel cavity is communicated with a clamping block pushing cavity, the outer side of the clamping block pushing cavity is communicated with a plurality of clamping block cavities which are circumferentially arranged by taking the centrifugal wheel cavity as a center and have outward openings, the inner side surface of each clamping block is connected with a friction clamping block extending inwards into the clamping block pushing cavity in a sliding fit manner, and a clamping block spring is fixedly connected between the inner end wall of the friction clamping block pushing cavity and, the centrifugal wheel is fixedly connected to the second one-way bearing and abutted to the inner end face of the friction clamping block, a plurality of centrifugal push block cavities which are circumferentially arranged and are outwards opened are formed in the centrifugal wheel, centrifugal push blocks are connected in the centrifugal push block cavities in a sliding fit mode, and centrifugal push block springs are fixedly connected between the inner end face of each centrifugal push block and the inner end wall of each centrifugal push block cavity.
4. The automatic detection device for cracks in the pipeline, which is convenient to steer according to claim 1, is characterized in that: a motor fixedly connected with the scraping box is arranged on the upper side of the positive and negative rotation cavity, a driving shaft which extends upwards to the inside of the scraping box and extends downwards to the inside of the positive and negative rotation cavity is connected with the upper end wall of the positive and negative rotation cavity in a rotating and matching manner, a driving bevel gear is fixedly connected with the tail end of the lower side of the driving shaft, a supporting shaft which extends leftwards to penetrate through the bevel gear cavity to the inside of the scraping gear cavity and extends rightwards to the inside of the positive and negative rotation cavity is connected with the left end wall of the positive and negative rotation cavity in a rotating and matching manner, positive and negative rotation bevel gears are symmetrically arranged in the positive and negative rotation cavity by taking the driving shaft as the center, the positive and negative rotation bevel gears on the left side are fixedly connected with the supporting shaft and are meshed with the driving bevel gear, the positive and negative rotation bevel gears on the right side are rotatably, gear removal chamber right-hand member wall normal running fit is connected with and extends to left gear removal intracavity and extend right to with the just reversal axle that first integral key shaft spline fit is connected, fixedly connected with is located on the just reversal axle the gear removal intracavity and can with just reversal gear engagement's meshing gear, just reversal axle left end normal running fit is connected with the push pedal.
5. The automatic detection device for cracks in the pipeline, which is convenient to steer according to claim 1, is characterized in that: a rack belt wheel cavity is arranged at the rear side of the bevel gear cavity, a bevel gear shaft which extends backwards into the rack belt wheel cavity and extends forwards into the bevel gear cavity is connected to the rear end wall of the bevel gear cavity in a rotating fit manner, a first bevel gear fixedly connected with the supporting shaft is arranged in the bevel gear cavity, a second bevel gear meshed with the first bevel gear is fixedly connected to the front end of the bevel gear shaft, a rack transmission shaft which extends forwards into the rack cavity and extends backwards into the rack belt wheel cavity is connected to the rear end wall of the rack cavity in a rotating fit manner, a rack transmission belt positioned in the rack belt wheel cavity is connected between the rack transmission shaft and the bevel gear shaft in a power fit manner, an incomplete gear is fixedly connected to the front end of the rack transmission shaft, and a rack which can be meshed with the incomplete gear and can be abutted against the left end face of the push plate is connected to, and a rack spring is fixedly connected between the left end surface of the rack and the left end wall of the rack cavity.
6. The automatic detection device for cracks in the pipeline, which is convenient to steer according to claim 1, is characterized in that: the scraper is characterized in that the left end of the scraping gear cavity is fixedly connected with a scraping power gear in the scraping gear cavity, the scraper is rotatably matched and connected with an inner end face and a scraper ring gear meshed with the scraping power gear, the outer end face of the scraper ring gear is fixedly connected with a scraper box, a scraper cavity with an outward opening is arranged in the scraper box, a scraper is connected in sliding fit in the scraper cavity, and a scraper spring is fixedly connected between the inner end face of the scraper and the inner end wall of the scraper cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010394491.8A CN111503427A (en) | 2020-05-11 | 2020-05-11 | Automatic pipeline internal crack detection device convenient to turn to |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010394491.8A CN111503427A (en) | 2020-05-11 | 2020-05-11 | Automatic pipeline internal crack detection device convenient to turn to |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111503427A true CN111503427A (en) | 2020-08-07 |
Family
ID=71873261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010394491.8A Withdrawn CN111503427A (en) | 2020-05-11 | 2020-05-11 | Automatic pipeline internal crack detection device convenient to turn to |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111503427A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112525445A (en) * | 2021-01-08 | 2021-03-19 | 上海物越电子科技有限公司 | Wall bushing sealing detection device for power transmission line in wall |
| CN115266761A (en) * | 2022-07-27 | 2022-11-01 | 唐山旭华智能科技有限公司 | Multipurpose intelligence patrols and examines robot |
-
2020
- 2020-05-11 CN CN202010394491.8A patent/CN111503427A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112525445A (en) * | 2021-01-08 | 2021-03-19 | 上海物越电子科技有限公司 | Wall bushing sealing detection device for power transmission line in wall |
| CN115266761A (en) * | 2022-07-27 | 2022-11-01 | 唐山旭华智能科技有限公司 | Multipurpose intelligence patrols and examines robot |
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Application publication date: 20200807 |
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