Disclosure of Invention
The technical problem is as follows:
pipeline crack detects time measuring, generally detects the pipeline through letting the rotatory mode of pipeline that awaits measuring, and is heavier to having some pipeline self, hardly rotates heavier pipeline, and the testing process is comparatively complicated, and the testing instrument can't fix a position the clamp to pipeline self simultaneously, needs artifical supplementary or positioning device auxiliary operation, and the cost is higher.
In order to solve the problems, the embodiment designs a pipeline detection device with a positioning function, the pipeline detection device with the positioning function comprises a box body, a lifting mechanism is arranged in the middle position in the box body, the lifting mechanism comprises a lifting cavity which is arranged on the inner front side of the box body and is provided with an upward opening, a sliding block capable of moving up and down is arranged in the lifting cavity, the left wall and the right wall of the lifting cavity are symmetrically and rotatably connected with driven bevel gears positioned below the sliding block, the lower end surface of the sliding block is bilaterally symmetrically and rotatably connected with power bevel gears capable of being respectively meshed with the left side and the right side of the driven bevel gears, a power mechanism capable of driving the power bevel gears to rotate is arranged in the sliding block, a positioning mechanism is arranged above the box body and the sliding block, the positioning mechanism comprises a positioning plate fixedly connected to the upper end surface of the sliding block, a pipeline is placed above the supporting plate, the left side and the right side can limit the left side and the right side of the pipeline, the upper end face of the box body is symmetrically and fixedly provided with fixed blocks at the left side and the right side of the lifting cavity, the front end face of the fixed block is rotationally connected with a supporting rod, the supporting rod can slide and stretch in the supporting rod, one end of the sliding rod, which is far away from the fixed block, is hinged with one end face of the supporting plate, which is far away from the positioning plate, the left side and the right side of the lifting mechanism are symmetrically provided with clamping mechanisms, which comprise clamping cavities symmetrically arranged at the left end and the right end in the upper end face of the box body, the left wall and the right wall of the clamping cavities are rotationally connected with a screw rod, clamping blocks which can move left and, the left and right sides press from both sides tight piece upper end and be close to each other and can with the pipeline upper end presss from both sides tightly, the left and right sides the screw rod respectively with the left and right sides pass through band pulley mechanism power connection between the driven bevel gear, the fixed detection case that is equipped with semicircle ring type and breach upwards and with the coincidence of pipeline centre of a circle behind the box, be equipped with detection mechanism in the detection case, detection mechanism locates including the intercommunication the detection chamber of the semicircle ring type of circle wall in the detection case, it can round to detect the intracavity be equipped with the pipeline pivoted measuring rod, circle surface evenly distributed and fixed being equipped with test probe in the measuring rod, through the measuring rod drives test probe round the pipeline is rotatory and detect.
Preferably, power unit includes that bilateral symmetry locates energy supply bevel gear chamber in the power bevel gear, energy supply bevel gear chamber lower wall rotate be connected with power bevel gear axle center fixed connection's energy supply transmission bevel gear chamber, the left and right sides inner wall internal fixation is equipped with the energy supply motor between the energy supply bevel gear chamber, energy supply motor about both ends power be connected with respectively with the left and right sides energy supply transmission bevel gear chamber meshed energy supply power bevel gear.
Preferably, a lifting spring is fixedly connected between the lower end surface of the sliding block and the lower wall of the lifting cavity.
Preferably, be equipped with the opening orientation in the bracing piece the support chamber of backup pad, what the slide bar can slide locates support the intracavity, the slide bar is kept away from backup pad one end with support fixedly connected with supporting spring between the intracavity wall, both ends symmetry and fixed being equipped with are located about the slider up end the backup pad is kept away from the locating piece of locating plate one side.
Preferably, the belt wheel mechanism is symmetrically arranged on the left side and the right side of the lifting cavity and is located on the side, close to the belt wheel cavity on one side of the lifting cavity, of the clamping cavity, the lower end of the inner wall on one side of the lifting cavity is rotatably connected with power belt wheels fixedly connected with the axes of driven bevel gears on the left side and the right side respectively, one end of the screw rod, close to the lifting cavity, extends to the belt wheel cavity, a transmission belt wheel is fixedly arranged in the belt wheel cavity, and a transmission belt is arranged between the transmission belt wheel and the power belt.
Preferably, a rotating cavity with a backward opening and an upward opening is arranged in the detection rod, a rack is fixedly arranged on the inner wall of one side, away from the circle center, of the rotating cavity, and three points at the bottom end of the rear wall of the detecting cavity and the upper ends of the left side and the right side of the detecting cavity are rotatably connected with a gear which is positioned in the rotating cavity and can be meshed with the rack.
Preferably, the rear side of the detection cavity is provided with a transmission cavity communicated with the circular wall in the detection box, the front wall and the rear wall of the transmission cavity are rotatably connected with three transmission wheels which are right opposite to the rear side of the gear and fixedly connected with the axis of the gear, a semicircular track pipeline is fixedly arranged between the front wall and the rear wall of the transmission cavity, a transmission belt which penetrates through the track pipeline is arranged between the three transmission wheels in a winding mode, and the motion track of the transmission belt is limited by the track pipeline.
Preferably, a detection motor is fixedly arranged at the inner lower end of the rear wall of the transmission cavity, and the transmission wheel positioned at the bottom in the transmission cavity is in power connection with the front end of the detection motor.
Preferably, the outer circle surface of the detection box is bilaterally symmetrical and is fixedly provided with support legs for supporting the detection box.
The invention has the beneficial effects that: according to the pipeline detection device, the positioning and clamping device is additionally arranged in the pipeline detection equipment, the pipeline which is heavy and inconvenient to rotate is positioned and clamped by combining the gravity of the pipeline and the mechanical structure design, the clamping operation can be performed only after the pipeline is placed, the reliability is higher, the pipeline can be conveniently placed and comprehensively detected through the ingenious mechanical design, and the pipeline detection device is extremely convenient and fast to use.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, for ease of description, the orientations described below will now be defined as follows: 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.
The pipeline detection device with the positioning function comprises a box body 13, wherein a lifting mechanism 101 is arranged in the middle position in the box body 13, the lifting mechanism 101 comprises a lifting cavity 82 which is arranged on the front side in the box body 13 and has an upward opening, a slide block 83 capable of moving up and down is arranged in the lifting cavity 82, the left wall and the right wall of the lifting cavity 82 are symmetrically and rotatably connected with driven bevel gears 28 positioned below the slide block 83, the lower end surface of the slide block 83 is symmetrically and rotatably connected with power bevel gears 26 capable of being respectively meshed with the driven bevel gears 28 on the left side and the right side, a power mechanism 104 capable of driving the power bevel gears 26 to rotate is arranged in the slide block 83, a positioning mechanism 102 is arranged above the box body 13 and the slide block 83, the positioning mechanism 102 comprises a positioning plate 41 fixedly connected to the upper end surface of the slide block 83, the upper end surface of the slide block 83 is symmetrically positioned on the, left and right sides a pipeline 43 has been placed to backup pad 42 top, the left and right sides backup pad 42 can be right the pipeline 43 left and right sides is spacing, box 13 up end just is located the lift chamber 82 left and right sides symmetry just fixes and is equipped with fixed block 37, the terminal surface rotates before the fixed block 37 and is connected with bracing piece 39, the bracing piece 39 internal energy slides flexible is equipped with slide bar 40, slide bar 40 is kept away from fixed block 37 one end articulate in the backup pad 42 is kept away from a locating plate 41 side end face, elevating system 101 left and right sides symmetry is equipped with clamping mechanism 103, clamping mechanism 103 is including the symmetry locate the tight chamber 36 of clamp at both ends about in the box 13 up end, rotate between the tight chamber 36 left and right walls and be connected with screw rod 34, be equipped with in the tight chamber 36 of clamp can remove about and with the tight block 35 of, the upper ends of the clamping blocks 35 extend upwards and bend towards one side close to the pipeline 43, the upper ends of the clamping blocks 35 at the left side and the right side are close to each other and can clamp the upper end of the pipeline 43, the screw rods 34 at the left side and the right side are respectively in power connection with the driven bevel gears 28 at the left side and the right side through a belt wheel mechanism 105, a semi-circular ring type detection box 12 with an upward gap and overlapped with the circle center of the pipeline 43 is fixedly arranged on the rear end surface of the box body 13, a detection mechanism 106 is arranged in the detection box 12, the detection mechanism 106 comprises a semi-circular ring-shaped detection cavity 47 communicated with the inner circular wall of the detection box 12, the detection cavity 47 is internally provided with a detection rod 46 which can rotate around the pipeline 43, the inner circular surfaces of the detection rods 46 are evenly distributed and fixedly provided with detection probes 55, the detection probe 55 is driven by the detection rod 46 to rotate around the pipeline 43 and perform detection.
Beneficially, power unit 104 includes that bilateral symmetry locates energy supply bevel gear chamber 30 in the power bevel gear 26, energy supply bevel gear chamber 30 lower wall rotate be connected with power bevel gear 26 axle center fixed connection's energy supply transmission bevel gear chamber 29, the left and right sides inner wall internal fixation is equipped with energy supply motor 24 between the energy supply bevel gear chamber 30, energy supply motor 24 about both ends power connect with respectively with the left and right sides energy supply power bevel gear 25 of energy supply transmission bevel gear chamber 29 meshing.
Advantageously, a lifting spring 23 is fixedly connected between the lower end surface of the slider 83 and the lower wall of the lifting cavity 82.
Beneficially, a supporting cavity 81 with an opening facing the supporting plate 42 is formed in the supporting rod 39, the sliding rod 40 is slidably disposed in the supporting cavity 81, a supporting spring 80 is fixedly connected between one end of the sliding rod 40 away from the supporting plate 42 and the inner wall of the supporting cavity 81, and the left end and the right end of the upper end face of the sliding block 83 are symmetrical and fixedly provided with the positioning blocks 38 located on one side of the supporting plate 42 away from the positioning plate 41.
Beneficially, the pulley mechanism 105 includes pulley cavities 15 symmetrically disposed on the left and right sides of the lifting cavity 82 and located on one side of the clamping cavity 36 close to the lifting cavity 82, the lower end of the inner wall of the pulley cavity 15 close to one side of the lifting cavity 82 is rotatably connected with power pulleys 17 fixedly connected with the axes of the left and right driven bevel gears 28, respectively, one end of the screw 34 close to the lifting cavity 82 extends into the pulley cavity 15 and is fixedly provided with a driving pulley 14, and a driving belt 16 is wound between the driving pulley 14 and the power pulley 17.
Advantageously, a rotating cavity 70 which is opened backwards and upwards is arranged in the detection rod 46, a rack 48 is fixedly arranged on the inner wall of one side of the rotating cavity 70 away from the circle center, and a gear 54 which is positioned in the rotating cavity 70 and can be meshed with the rack 48 is rotatably connected at three points at the bottom end of the rear wall of the detection cavity 47 and at the upper ends of the left side and the right side.
Beneficially, a transmission cavity 52 communicated with the inner circular wall of the detection box 12 is arranged at the rear side of the detection cavity 47, three transmission wheels 60 which are opposite to the rear side of the gear 54 and fixedly connected with the axis of the gear 54 are rotatably connected between the front wall and the rear wall of the transmission cavity 52, a semicircular track pipeline 88 is fixedly arranged between the front wall and the rear wall of the transmission cavity 52, a transmission belt 61 passing through the track pipeline 88 is wound between the three transmission wheels 60, and the track pipeline 88 limits the motion track of the transmission belt 61.
Advantageously, a detection motor 51 is fixedly arranged at the inner lower end of the rear wall of the transmission cavity 52, and the transmission wheel 60 positioned at the inner bottom of the transmission cavity 52 is in power connection with the front end of the detection motor 51.
Advantageously, the outer circumferential surface of the detection box 12 is bilaterally symmetrical and is fixedly provided with support legs 53 for supporting the detection box 12.
The following describes in detail the use steps of a pipeline inspection device with a positioning function in conjunction with fig. 1 to 4:
in the initial state, the support plate 42 is held in the vertical state by the support of the slide rod 40, the slider 83 is located at the upper limit position by the elastic force of the elevation spring 23, the power bevel gear 26 and the driven bevel gear 28 are in the non-engaged state, the left and right clamp blocks 35 are away from each other, and the detection rod 46 is accommodated in the detection chamber 47.
When the pipeline 43 to be measured is positioned and clamped, the pipeline 43 to be measured is placed above the space between the left and right supporting plates 42, under the action of gravity of the pipeline 43, the pipeline 43 descends to abut against the upper end of the positioning plate 41 and drives the upper ends of the left and right supporting plates 42 to turn over and open towards the left and right sides respectively, meanwhile, the sliding block 83 descends under the action of gravity of the pipeline 43 and compresses the lifting spring 23 until the power bevel gear 26 is meshed with the driven bevel gear 28, at the moment, the supporting plate 42 abuts against the positioning block 38 and cannot turn over continuously, so that the sliding block 83 is ensured not to descend any more, at the moment, the rear half part of the pipeline 43 is just placed in the inner ring of the detection box 12, the pipeline 43 coincides with the circle center of the detection box 12, at the moment, the motor energy supply motor 24 is started to drive the two-, and then drive driven bevel gear 28 through gear engagement and rotate and drive power band pulley 17 and rotate, and then drive driving pulley 14 through pulley chamber 15 and rotate and drive screw 34 and rotate, and then drive the tight piece 35 of left and right sides clamp and be close to each other through threaded connection, and then press from both sides tightly the upper end of pipeline 43, avoid pipeline 43 to take place the skew in the testing process.
During measurement, the motor detection motor 51 is started, so that the bottom transmission wheel 60 is driven to rotate, the left and right synchronous transmission wheels 60 of the belt transmission belt 61 are driven to rotate, the three gears 54 are driven to synchronously rotate, the rack 48 is driven to rotate around the circle center through gear engagement, at least two gears 54 can be simultaneously meshed with the rack 48, so that the rack 48 can be ensured to stably rotate, the detection rod 46 is driven to rotate around the circle center, and the detection probe 55 is used for detecting the rotation around the pipeline 43.
The invention has the beneficial effects that: according to the pipeline detection device, the positioning and clamping device is additionally arranged in the pipeline detection equipment, the pipeline which is heavy and inconvenient to rotate is positioned and clamped by combining the gravity of the pipeline and the mechanical structure design, the clamping operation can be performed only after the pipeline is placed, the reliability is higher, the pipeline can be conveniently placed and comprehensively detected through the ingenious mechanical design, and the pipeline detection device is extremely convenient and fast to use.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.