Pipeline quality inspection equipment

Abstract

The utility model relates to the related field of quality inspection equipment, in particular to pipeline quality inspection equipment which comprises a workbench, a fixing frame, an electric sliding rail, a sliding frame, a lifting air cylinder, a connecting plate, an extrusion plate, a pressure sensor, a supporting frame, a laser displacement sensor, a hollow cylinder, a first motor, a bidirectional lead screw, a second motor, a rotating air cylinder, a rotating disc, a transmission plate, a connecting rod, an arc-shaped plate and the like. By arranging the electric sliding rail and the straight guest channel, the sliding frame horizontally moves along the electric sliding rail to drive the air cylinder to horizontally move, and the air cylinder drives the connecting plate and the extrusion plate to synchronously and horizontally move, so that the extrusion plate can carry out extrusion quality inspection on different horizontal positions of a pipeline, and the hollow cylinder can drive the pipeline to rotate; and therefore, the pipeline can be subjected to quality inspection more quickly and comprehensively, the device does not need to be debugged repeatedly, and the working efficiency can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the quality inspection equipment related field especially, relate to a pipeline quality inspection equipment. BACKGROUND

[0002] Pipeline quality inspection refers to the process of detecting and evaluating the quality of the pipeline to ensure that it meets the design requirements, installation standards and relevant safety specifications, which is crucial for ensuring the long-term stable operation of the pipeline system, especially in the oil, natural gas, chemical industry and other industries. During the quality inspection process, various aspects of the pipeline need to be inspected, such as size and tolerance inspection, surface quality inspection, compression resistance detection, etc.

[0003] The existing patent with publication number CN216132853U discloses a detection device for detecting the bending and twisting performance of the pipeline, which is convenient for fixing pipelines of different diameters and lengths, improves the detection efficiency of various pipelines, and makes the detection range of the pipeline bending and twisting performance larger.

[0004] The existing patent has the following problems: the pressure seat is limited by the hydraulic cylinder and can only move up and down, which is not convenient for adjusting its horizontal position. The pipeline to be detected is fixed by the clamping seat, which leads to the fixed position of the pipeline detected by the pressure seat. If other positions of the pipeline need to be detected, the clamping seat needs to be constantly opened and adjusted, and then the clamping seat needs to be tightened, which easily affects the work efficiency. SUMMARY

[0005] Therefore, in order to solve the above problems, the utility model provides a pipeline quality inspection equipment to solve the above technical problems.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: a pipeline quality inspection equipment, comprising a workbench and a fixing frame installed on the workbench, a quality inspection assembly is arranged on the workbench, the quality inspection assembly comprises an electric sliding rail installed on the front end face of the fixing frame, a sliding frame installed on the electric sliding rail, and a lifting cylinder fixed to the front end face of the sliding frame;

[0007] Two moving frames are arranged on the workbench;

[0008] A connecting plate is installed on the bottom piston rod of the lifting cylinder;

[0009] An extrusion plate is arranged below the connecting plate, a pressure sensor is installed on the bottom end face of the connecting plate, and one end of the pressure sensor away from the connecting plate is connected with the extrusion plate;

[0010] The top of the left and right opposite sides of the two moving frames is respectively rotationally provided with a hollow cylinder, and the outer side of any one of the moving frames is provided with a first motor, and the output shaft of the first motor is connected to the corresponding hollow cylinder after penetrating through the outer surface of the moving frame;

[0011] The bottom of the moving frame is provided with an adjusting assembly for adjusting the horizontal position of the moving frame.

[0012] The hollow cylinder is internally provided with a rotary air cylinder, the output shaft of the rotary air cylinder is provided with a rotating disc, the outer side edge of the rotating disc is rotationally provided with a plurality of transmission plates which are distributed in a ring shape at equal intervals, the end of the transmission plate away from the rotating disc is connected with a connecting rod which is slidingly arranged in the hollow cylinder, and the connecting rod is movably connected with an arc-shaped plate arranged outside the hollow cylinder after penetrating through the inner wall of the hollow cylinder.

[0013] Preferably, the quality inspection assembly further comprises an alarm installed on the top end face of the fixed frame, a support frame fixed to the bottom piston rod of the lifting cylinder and located above the connecting plate, a laser displacement sensor installed on the bottom end face of the support frame, the bottom end face of the laser displacement sensor is higher than the bottom end face of the extrusion plate, and the laser displacement sensor and the alarm are electrically connected with the controller installed on the side surface of the fixed frame.

[0014] Preferably, the arc-shaped plate is parallel to the outer surface of the hollow cylinder, and a rubber sheet is attached to the outer surface of the arc-shaped plate.

[0015] Preferably, the outer diameter of the hollow cylinder is smaller than the width of the moving frame.

[0016] Preferably, the adjusting assembly comprises a sliding groove opened on the top end face of the workbench, a bidirectional screw rod rotationally arranged in the sliding groove, and a second motor fixed to the side surface of the workbench, the inner side of the sliding groove is slidingly connected with the outer bottom of the moving frame, the bidirectional screw rod is threadedly connected with the bottom of the moving frame, and the output shaft of the second motor is coaxially connected with the bidirectional screw rod after penetrating through the side surface of the workbench.

[0017] The utility model discloses a have beneficial effect:

[0018] The utility model discloses a hollow cylinder can drive the pipeline rotation, so that the extrusion plate carries out extrusion quality inspection to the different surface of the pipeline, thereby more quickly, comprehensively carries out quality inspection to the pipeline, need not repeatedly debugging device, be favorable to improving work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the structure schematic diagram of the utility model;

[0020] Figure 2It is hollow pipe side view sectional structure schematic diagram of the utility model.

[0021] Wherein: workbench-1, fixed frame-2, electric slide rail-3, sliding frame-4, air cylinder-5, connecting plate-6, extrusion plate-7, pressure sensor-8, support frame-9, laser displacement sensor-10, alarm-11, sliding groove-12, moving frame-13, hollow cylinder-14, first motor-15, bidirectional screw-16, second motor-17, rotary air cylinder-18, rotating disc-19, transmission plate-20, connecting rod-21, arc plate-22, rubber sheet-23, controller-24. DETAILED DESCRIPTION

[0022] In order to further explain the technical scheme of the utility model, the following specific embodiments are described in detail.

[0023] As Figure 1 Indicated, the utility model provides a pipeline quality inspection equipment, including workbench 1 and the fixed frame 2 of locking and fixing at workbench 1 top rear end, be provided with quality inspection subassembly on workbench 1;

[0024] As Figure 1 And Figure 2 Indicated, the quality inspection subassembly in this embodiment includes the electric slide rail 3 of installing at fixed frame 2 front end surface, sliding frame 4 is installed on electric slide rail 3, sliding frame 4 can be along electric slide rail 3 and move horizontally left and right, and lift air cylinder 5 is fixedly installed at the front end surface of sliding frame 4;

[0025] Workbench 1 is provided with two moving frames 13;

[0026] The bottom piston rod of lift air cylinder 5 is installed with connecting plate 6;

[0027] The lower portion of connecting plate 6 is provided with extrusion plate 7 for extruding pipeline, so as to carry out quality inspection to the compression resistance of pipeline, and the bottom end surface of connecting plate 6 is installed with pressure sensor 8, and one end of pressure sensor 8 away from connecting plate 6 is connected with extrusion plate 7;

[0028] The top of the left and right opposite sides of the two moving frames 13 is rotatably installed with one hollow cylinder 14 for providing support for pipeline, and the right end surface of the right end moving frame 13 is installed with first motor 15, and the output shaft of first motor 15 passes through the outer surface of the right end surface moving frame 13 and is connected to the right end surface middle part of the right end hollow cylinder 14;

[0029] The bottom of moving frame 13 is provided with adjusting assembly, and the adjusting assembly is used for adjusting the horizontal position of moving frame 13;

[0030] A rotating air cylinder 18 is fixedly locked in the hollow cylinder 14, an output shaft of the rotating air cylinder 18 is provided with a rotating disc 19, a plurality of transmission plates 20 are rotationally installed at the outer side edges of the rotating disc 19 and are distributed in a ring shape at equal intervals, one end of each transmission plate 20 is connected with a connecting rod 21 which is slidingly installed in the hollow cylinder 14, the connecting rod 21 passes through the inner wall of the hollow cylinder 14 and is connected with an arc-shaped plate 22 which is arranged outside the hollow cylinder 14;

[0031] The outer diameter of the hollow cylinder 14 is smaller than the width of the moving frame 13, so that the pipeline can contact the outer surface of the moving frame 13, thereby providing additional support for the pipeline through the moving frame 13;

[0032] The quality inspection assembly further comprises an alarm 11 which is fixedly installed on the top end surface of the fixed frame 2, and a support frame 9 which is fixedly installed on the bottom end of the piston rod of the lifting air cylinder 5 and is located above the connecting plate 6, the bottom end surface of the support frame 9 is provided with a laser displacement sensor 10, the bottom end surface of the laser displacement sensor 10 is higher than the bottom end surface of the extrusion plate 7, and the laser displacement sensor 10 and the alarm 11 are electrically connected with the controller 24 which is installed on the side surface of the fixed frame 2;

[0033] The arc-shaped plate 22 is parallel to the outer surface of the hollow cylinder 14 in the embodiment, and a rubber sheet 23 is attached to the outer surface of the arc-shaped plate 22, so that the rubber sheet 23 can be in contact with the inner wall of the pipeline, thereby reducing the sliding of the pipeline outside the arc-shaped plate 22;

[0034] The adjusting assembly comprises a sliding groove 12 which is formed in the top end surface of the workbench 1, a bidirectional screw rod 16 which is rotationally installed in the sliding groove 12, and a second motor 17 which is fixedly installed on the side surface of the workbench 1, the inner side of the sliding groove 12 is slidingly connected with the outer side and bottom of the moving frame 13, the bidirectional screw rod 16 is threadedly connected with the bottom of the moving frame 13, and the output shaft of the second motor 17 passes through the side surface of the workbench 1 and is coaxially connected with the bidirectional screw rod 16;

[0035] The electric sliding rail 3, the pressure sensor 8, the first motor 15 and the second motor 17 in the embodiment are connected with the controller 24 through control cables, and the lifting air cylinder 5 and the rotating air cylinder 18 are connected with external air pressure equipment;

[0036] The alarm 11 in the embodiment is an audible and visual alarm;

[0037] In use, the pipeline to be inspected is placed outside the two groups of arc-shaped plates 22, the second motor 17 is started to drive the bidirectional screw rod 15 to rotate, and the two moving frames 13 are driven by the bidirectional screw rod 15 to move inward and contact the left and right ends of the pipeline, respectively;

[0038] Then the rotating cylinder 18 is controlled to drive the rotating disc 19 to rotate, the rotating disc 19 drives the connecting rod 21 to move outward through the transmission plate 20, the connecting rod 21 drives the arc-shaped plate 22 to move outward, and the arc-shaped plate 22 drives the rubber sheet 23 to move outward and adhere to the inner wall of the pipeline, so as to provide support for the hollow cylinder 14, the arc-shaped plate 22 and the rubber sheet 23.

[0039] Then the lifting cylinder 5 is started to drive the connecting plate 6, the extrusion plate 7 and the pressure sensor 8 to move downward until the extrusion plate 7 contacts the top end surface of the pipeline, and the laser displacement sensor 10 is started, and the lifting cylinder 5 is continuously controlled to drive the extrusion plate 7 to apply pressure to the pipeline, when the pipeline is deformed under the pressure, the position change of the pipeline is determined by the time difference or phase difference of the laser beam emitted by the laser displacement sensor 10 and reflected back, and then the information is transmitted to the controller 24, the controller 24 controls the alarm 11 to remind the staff that the pipeline is unqualified, and the pipeline can also be further observed and checked by manual to determine whether the pipeline is qualified, so as to complete the quality inspection of the pipeline.

[0040] And in the process of pipeline quality inspection, the pressure sensor 8 detects the pressure applied by the extrusion plate 7 to the pipeline, and when the pressure applied by the extrusion plate 7 to the pipeline reaches a preset value, the gas input to the lifting cylinder 5 is stopped, and then the lifting cylinder 5 is controlled to drive the extrusion plate 7 to move upward and separate from the pipeline, and then the electric slide rail 3 can be controlled to drive the sliding frame 4 to move, the sliding frame 4 drives the lifting cylinder 5, the connecting plate 6, the extrusion plate 7, the pressure sensor 8, the support 9 and the laser displacement sensor 10 to move horizontally synchronously, and the lifting cylinder 5 can be controlled again to perform quality inspection on different positions of the pipeline, and the first motor 15 can be started to drive the hollow cylinder 14 and the pipeline to rotate, so as to adjust the face of the pipeline opposite to the extrusion plate 7, so as to control the lifting cylinder 5 to perform quality inspection on different faces of the pipeline.

[0041] The above is only a preferred example of the present application and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, and for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified or some technical features can be replaced equivalently. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A pipeline quality inspection equipment, comprising a workbench and a fixing frame mounted on the workbench, and a quality inspection assembly arranged on the workbench; characterized in that the quality inspection assembly comprises an electric slide rail mounted on the front end face of the fixing frame, a sliding frame mounted on the electric slide rail, and a lifting cylinder fixed to the front end face of the sliding frame; two moving frames are arranged on the workbench; a connecting plate is mounted on the bottom piston rod of the lifting cylinder; an extrusion plate is arranged below the connecting plate, a pressure sensor is mounted on the bottom end face of the connecting plate, and the end of the pressure sensor away from the connecting plate is connected with the extrusion plate; a hollow cylinder is rotatably mounted on the top of each of the left and right opposite faces of the two moving frames, a first motor is mounted on the outer side of any moving frame, and the output shaft of the first motor is connected to the hollow cylinder on the corresponding moving frame after penetrating through the outer surface of the moving frame; an adjusting assembly is arranged on the bottom of the moving frame, and the adjusting assembly is used for adjusting the horizontal position of the moving frame; a rotary cylinder is mounted in the hollow cylinder, a turntable is mounted on the output shaft of the rotary cylinder, a plurality of transmission plates distributed in an equidistant ring shape are rotatably mounted on the outer side edge of the turntable, the end of each transmission plate away from the turntable is connected with a connecting rod slidably mounted in the hollow cylinder, and the connecting rod is connected with an arc-shaped plate arranged outside the hollow cylinder after penetrating through the inner wall of the hollow cylinder.

2. The pipe inspection apparatus of claim 1, wherein: the quality inspection assembly further comprises an alarm mounted on the top end face of the fixing frame and a support frame fixed to the bottom piston rod of the lifting cylinder and located above the connecting plate, a laser displacement sensor is mounted on the bottom end face of the support frame, the bottom end face of the laser displacement sensor is higher than the bottom end face of the extrusion plate, and the laser displacement sensor and the alarm are electrically connected with a controller mounted on the side surface of the fixing frame.

3. The pipe inspection apparatus of claim 1, wherein: the arc-shaped plate is parallel to the outer surface of the hollow cylinder, and a rubber sheet is attached to the outer surface of the arc-shaped plate.

4. The pipe inspection apparatus of claim 1, wherein: the outer diameter of the hollow cylinder is smaller than the width of the moving frame.

5. The pipe inspection apparatus of claim 1, wherein: the adjusting assembly comprises a sliding groove opened in the top end face of the workbench, a bidirectional screw rod rotatably mounted in the sliding groove, and a second motor fixed to the side surface of the workbench, the inner side of the sliding groove is slidably connected with the bottom of the outer side of the moving frame, the bidirectional screw rod is threadedly connected with the bottom of the moving frame, and the output shaft of the second motor is coaxially connected with the bidirectional screw rod after penetrating through the side surface of the workbench.

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