CN212134043U - Multi-angle detection device for pressure pipeline - Google Patents
Multi-angle detection device for pressure pipeline Download PDFInfo
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- CN212134043U CN212134043U CN202020745427.5U CN202020745427U CN212134043U CN 212134043 U CN212134043 U CN 212134043U CN 202020745427 U CN202020745427 U CN 202020745427U CN 212134043 U CN212134043 U CN 212134043U
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Abstract
The utility model discloses a pipeline under pressure multi-angle detection device, including mounting base, roof and curb plate, mounting base's both ends all are fixed with the curb plate, and the both ends of roof are fixed with the top of two curb plates respectively, install the guide rail on the roof, and slidable is provided with pressing mechanism on the guide rail, is provided with two rotary mechanism and clamping device on the mounting base, and two rotary mechanism set up along the length direction of guide rail, and two clamping device are located rotary mechanism's both sides respectively, and two clamping device set up about the length direction symmetry of guide rail. The pressure pipeline is placed on the rotating mechanism, the pressure pipeline is clamped through the clamping device, large offset of the pipeline when the pipeline is pressed is avoided, the pressing mechanism moves along the axis direction of the pipeline, the pressed values of different positions of the axis of the pressure pipeline are measured, after the rotating mechanism drives the pressure pipeline to rotate to one position, the pressing mechanism carries out radial direction pressure detection, and the detection result is more accurate through multi-position detection.
Description
Technical Field
The utility model relates to a pressure detection equipment technical field specifically is a pipeline under pressure multi-angle detection device.
Background
Pressure pipes are all pipes which are subjected to internal or external pressure, regardless of the medium in the pipe, and are part of pipes which are used for conveying, distributing, mixing, separating, discharging, metering, controlling and stopping the flow of fluids, and are composed of pipes, pipe fittings, flanges, bolted connections, gaskets, valves, other components or assemblies of pressurized parts and supporting parts. Pressure vessels often transport high pressure gases and fluids, so the pressure resistance of the pressure vessel is one of the most important parameters of the pressure vessel, and external pressure detection of the pressure vessel before use is indispensable.
When external pressure detection is carried out on a pressure pipeline, the pressure pipeline is usually required to be placed in a pressure testing machine, the pressure of the pipeline is detected through the testing machine, when the pipeline bears the external applied pressure, the pipeline is easy to move, a structure for limiting and fixing the pipeline is not arranged on the existing testing machine, meanwhile, the pipeline with different diameters is also inconvenient to fix, subsequent pressure detection work is greatly influenced, and a great deal of inconvenience is brought to workers.
Meanwhile, the prior art carries out pressure detection once to a position of a pressure pipeline, thereby obtaining the pressure data of the whole pressure pipeline, because the data of the pressure test is influenced by the deviation and the measuring error of the pressure pipeline, the pressure data which is measured once has a larger error condition, the pressure detection needs to be carried out to different positions of the pressure pipeline in the same axial direction and the same radial direction, finally, the pressure data of the pressure pipeline is obtained by comparing the data, and the pressure tester of the pressure pipeline in the prior art can not detect the pressure pipeline in multiple angles and multiple ranges, which causes large detection error, and brings serious influence to the actual use of the pressure pipeline.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a pipeline under pressure multi-angle detection device for solve prior art not enough, can effectually avoid pipeline under pressure to produce the skew when pressure detection, can make the detection data more accurate to the pressure detection that carries on of pipeline under pressure multi-angle simultaneously.
The purpose of the utility model is realized through the following technical scheme: a multi-angle detection device for a pressure pipeline comprises a mounting base, a top plate and side plates, wherein the side plates are fixed at two ends of the mounting base, two ends of the top plate are respectively fixed with the tops of two side plates, a guide rail is mounted on the top plate, a pressure applying mechanism is slidably arranged on the guide rail, two rotating mechanisms and two clamping devices are arranged on the mounting base, the two rotating mechanisms are arranged along the length direction of the guide rail, the rotating mechanisms are positioned right below the pressure applying mechanism, the two clamping devices are respectively positioned at two sides of the rotating mechanisms, and the two clamping devices are symmetrically arranged along the length direction of the guide rail;
rotary mechanism includes base and two movable roller seats, the base is fixed on the mounting base, the base is along guide rail width direction extends, the both ends of base all are fixed with movable roller seat, movable roller seat includes mount pad, first transmission shaft and secondary drive axle, the equal rotatable wearing and establishing of first transmission shaft and secondary drive axle in the mount pad, all be fixed with the gyro wheel on first transmission shaft and the secondary drive axle, first transmission shaft is located the below of secondary drive axle, be provided with the motor on the mount pad, the output shaft of motor with first transmission shaft is connected.
Further, clamping device includes lift base, hydraulic push rod, fixed block, movable rod, connecting plate and hold assembly, the lift base sets up on the mounting base, the top of lift base is fixed with hydraulic push rod, hydraulic push rod's output pole is fixed with the fixed block, the fixed block is kept away from hydraulic push rod's one side is fixed with the movable rod, the one end fixed mounting that the fixed block was kept away from to the movable rod has the connecting plate, the connecting plate is kept away from the one side of movable rod is provided with hold assembly.
Furthermore, the clamping part is an arc-shaped clamping block and a moving rod, the moving rod penetrating through and extending to the outside of the connecting plate is inserted into the moving rod, the moving rod is fixedly installed with the arc-shaped clamping block, two springs are arranged between the arc-shaped clamping block and the connecting plate, the two springs are symmetrically arranged relative to the moving rod, and two ends of each spring are respectively fixed with the connecting plate and the arc-shaped clamping block.
Furthermore, hydraulic push rods a are arranged at two ends of the bottom of the lifting base and fixed on the mounting base, and output rods of the hydraulic push rods a are fixed with the lifting base.
Furthermore, the pressure applying mechanism comprises a movable base, a hydraulic push rod b, a pressure sensor and a pressure plate, the movable base is movably arranged on the guide rail, the hydraulic push rod b is fixed at the bottom of the movable base, the pressure sensor is arranged on an output rod of the hydraulic push rod b, and the pressure sensor is provided with the pressure plate.
Further, still be provided with the backup pad on the mounting base, the backup pad sets up two rotary mechanism length direction's central point puts, even symmetry rotation installs first pulley in the backup pad.
Further, four rollers on the rotating mechanism are arranged in a V shape.
The utility model has the advantages that:
1. the utility model provides a pipeline under pressure multi-angle detection device, put pipeline under pressure on rotary mechanism, press from both sides pipeline under pressure through clamping device tightly, remove application of pressure mechanism, make application of pressure mechanism remove along pipeline under pressure's axis direction, survey the not pressurized value of pipeline under pressure axis different positions, drive pipeline under pressure through rotary mechanism and rotate to a position after, the rethread mechanism under pressure carries out the detection of pipeline under pressure radial direction pressure, thereby accomplished the pressure detection to pipeline under pressure different positions, through the detection of multiposition, make the detection data more accurate.
2. After the pressure pipeline is placed on the rotating mechanism, the pressure pipeline is clamped through the clamping device, and the pressure pipeline is prevented from generating large deviation when being pressed to influence a detection result.
3. The clamping device is provided with the clamping component, and the moving rod and the spring are not attached to the connecting plate, so that the pressure pipeline can slightly deviate, the pipeline is prevented from being clamped, the pressure bearing damage of the pipeline is accelerated, the purpose of conveniently clamping the pipeline is achieved, the phenomenon that the pipeline deviates too much is avoided, and the error of detection data is reduced.
4. The middle part of the pressure pipeline is supported through the supporting plate, the pressure pipeline is jointly loaded through the supporting plate and the two rotating mechanisms, when the pressure pipeline is pressed, the bearing points of the pressure pipeline are increased, bending damage caused by the fact that the pressure pipeline is pressed too much is avoided, and meanwhile the pulley on the supporting plate ensures that the pressure pipeline rotates under the action of the rotating mechanisms.
Drawings
FIG. 1 is a perspective view of a multi-angle testing device for pressure pipes according to the present invention;
FIG. 2 is a schematic structural view of a rotary mechanism in the multi-angle detection device for pressure pipes of the present invention;
FIG. 3 is a front view of the multi-angle testing device for pressure pipes of the present invention;
FIG. 4 is a sectional view taken along line A-A of FIG. 3;
FIG. 5 is a schematic structural view of a clamping device in the multi-angle detection device for pressure pipes of the present invention;
FIG. 6 is an enlarged view taken at A in FIG. 5;
FIG. 7 is a schematic diagram of a support plate structure in the multi-angle inspection apparatus for pressure pipes of the present invention;
in the figure, 1-a mounting base, 2-a top plate, 3-a side plate, 4-a rotating mechanism, 5-a clamping device, 6-a pressing mechanism, 7-a supporting plate, 8-a pulley, 9-a guide rail, 41-a base, 42-a movable roller seat, 44-a first transmission shaft, 45-a second transmission shaft, 46-a mounting seat, 47-a roller, 48-a motor, 51-a lifting base, 52-a hydraulic push rod, 53-a fixed block, 54-a movable rod, 55-a connecting plate, 56-a clamping component, 57-an arc-shaped clamping block, 58-a movable rod, 59-a spring, 60-a hydraulic push rod a, 61-a movable base, 62-a hydraulic push rod b and 63-a pressing plate.
Detailed Description
The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
As shown in fig. 1 to 7, a multi-angle detection device for a pressure pipeline comprises an installation base 1, a top plate 2 and side plates 3, wherein the side plates 3 are fixed at both ends of the installation base 1, both ends of the top plate 2 are respectively fixed with the tops of the two side plates 3, a guide rail 9 is installed on the top plate 2, a pressure mechanism 6 is slidably arranged on the guide rail 9, two rotating mechanisms 4 and two clamping devices 5 are arranged on the installation base 1, the two rotating mechanisms 4 are arranged along the length direction of the guide rail 9, the rotating mechanisms 4 are positioned right below the pressure mechanism 6, the two clamping devices 5 are respectively positioned at both sides of the rotating mechanisms 4, and the two clamping devices 5 are symmetrically arranged about the length direction of the guide rail 9;
during specific implementation, two ends of the pressure pipeline are respectively placed on the other rotating mechanism 4, then the two clamping devices 5 clamp two sides of the pressure pipeline, the radial position of the pressure pipeline is guaranteed to be unchanged, the pressing mechanism 6 is driven to move on the guide rail 9, and pressure testing of the pressing mechanism 6 in the axial direction of the pressure pipeline is achieved. The clamping device 5 loosens the pressure pipeline, the pressing position of the pressing mechanism 6 is kept unchanged, the rotating mechanism 4 is driven to enable the pressure pipeline to rotate to a position, then after the pressure pipeline is clamped by the clamping device 5, the pressing mechanism 6 is used for performing pressure test, and the pressure test on the radial position of the pressure pipeline is achieved. Through the cooperation of the rotating mechanism 4 and the pressing mechanism 6, pressure detection on any position of the pressure pipeline is realized, and the detection result is more accurate through multi-angle pressure detection. The pressure pipeline is clamped through the clamping device 5, so that the pressure pipeline is prevented from generating large deviation when being pressed, and the detection result is prevented from being influenced.
As shown in fig. 1 and 2, the rotating mechanism 4 includes a base 41 and two movable roller seats 42, the base 41 is fixed on the mounting base 1, the base 41 extends along the width direction of the guide rail 5, the movable roller seats 42 are fixed at both ends of the base 41, each movable roller seat 42 includes a mounting seat 46, a first transmission shaft 44 and a second transmission shaft 45, the first transmission shaft 44 and the second transmission shaft 45 are rotatably inserted into the mounting seat 46, rollers 47 are fixed on the first transmission shaft 44 and the second transmission shaft 45, the first transmission shaft 44 is located below the second transmission shaft 45, a motor 48 is arranged on the mounting seat 46, and an output shaft of the motor 48 is connected with the first transmission shaft 44.
The working principle of the rotating mechanism 4 is as follows: the two ends of the pressure pipeline are respectively placed on the two rotating mechanisms 4, the end part of the pressure pipeline is positioned between the two movable roller seats 42, the motor 48 is started, the motor 48 drives the first transmission shaft 44 to rotate, so that the rollers 47 on the first transmission shaft 44 are driven to rotate, the pressure pipeline falls on the two rollers 47, the rotating directions of the two rollers 7 are the same, the pressure pipeline is driven to rotate through the two rollers 47, the radial different positions of the pressure pipeline are just opposite to the pressure applying mechanism 6, and pressure detection is carried out on the radial different positions of the pressure pipeline.
Further, four rollers 47 on the rotating mechanism 4 are arranged in a V-shape. The V-shaped arrangement enlarges the opening formed by the two movable roller seats 42, so that the movable roller seats 42 can adapt to the pressure pipeline with a larger diameter range, and simultaneously, the rollers 47 on the two second transmission shafts 45 can be in contact with the pressure pipeline, thereby having certain effect of limiting the deviation of the pressure pipeline and simultaneously ensuring better rotating effect of the pressure pipeline.
As shown in fig. 5 and 6, the clamping device 5 includes a lifting base 51, a hydraulic push rod 52, a fixed block 53, a movable rod 54, a connecting plate 55 and a clamping component 56, the lifting base 51 is disposed on the mounting base 1, the hydraulic push rod 52 is fixed on the top of the lifting base 51, the fixed block 53 is fixed on the output rod of the hydraulic push rod 52, the movable rod 54 is fixed on the surface of the fixed block 53 away from the hydraulic push rod 52, the connecting plate 55 is fixedly mounted on the end of the movable rod 54 away from the fixed block 53, and the clamping component 56 is disposed on the surface of the connecting plate 55 away from the movable rod 54;
the clamping component 56 comprises an arc-shaped clamping block 57 and a moving rod 58, the moving rod 58 penetrating through and extending to the outside of the connecting plate 55 is inserted into the moving rod 54, the moving rod 58 and the arc-shaped clamping block 57 are fixedly installed, two springs 59 are arranged between the arc-shaped clamping block 57 and the connecting plate 55, the two springs 59 are symmetrically arranged relative to the moving rod 58, and two ends of each spring 59 are respectively fixed with the connecting plate 55 and the arc-shaped clamping block 57.
The working principle of the clamping device 5 is as follows: the output rod of the hydraulic push rod 52 is driven to extend, the hydraulic push rod 52 drives the movable rod 54 to extend, the arc-shaped clamping block 57 is driven to move close to the pressure pipeline through the connecting plate 55, after the arc-shaped clamping blocks 57 are attached to the pipeline, the hydraulic push rod 52 continues to apply pressure, so that the arc-shaped clamping blocks 57 reversely push the moving rod 58 and the spring 59 for a short distance, then the hydraulic push rod 52 stops pushing and self-locks, the pressure pipeline is clamped by the arc-shaped clamping blocks 57 at the two sides, when the pressing mechanism 6 applies downward force for detection, because the moving rod 58 and the spring 59 are not attached to the connecting plate 55, therefore, the pipeline can be slightly deviated, the pipeline is prevented from being clamped and the bearing damage of the pipeline is accelerated, the purpose of conveniently clamping the pipeline is achieved, the phenomenon that the pipeline is deviated too much is avoided, the error of detection data is reduced, and meanwhile, the pressure pipeline is prevented from being damaged in the detection process.
Furthermore, two ends of the bottom of the lifting base 51 are both provided with a hydraulic push rod a60, the hydraulic push rod a60 is fixed on the mounting base 1, and an output rod of the hydraulic push rod a60 is fixed with the lifting base 51.
Because need carry out pressure detection to the pipeline under pressure of different diameters size, pipeline under pressure's diameter variation in size, the centre of a circle is just also different apart from mounting base 1's height, leads to arc clamp splice 57 probably to be located the upper and lower end of pipeline under pressure side, leads to arc clamp splice 57 can not be fine press from both sides tight to pipeline under pressure, consequently, this application with lifting base 51's height-adjustable, through the height of adjusting lifting base 51, and then adjusts arc clamp splice 57's height. The specific implementation mode is that the hydraulic push rod a60 is started, the height of the lifting base 51 is adjusted through the hydraulic push rod a60, and the circle center of the arc-shaped clamping block 57 is approximately on the same horizontal line with the circle center of the pressure pipeline, so that the clamping device 5 can better clamp the pressure pipeline, and the pressure detection is more accurate.
As shown in fig. 2, the pressing mechanism 6 includes a movable base 61, a hydraulic push rod b62, a pressure sensor and a pressure plate 63, the movable base 61 is movably disposed on the guide rail 5, the hydraulic push rod b62 is fixed at the bottom of the movable base 61, the pressure sensor is disposed on the output rod of the hydraulic push rod b62, and the pressure plate 63 is disposed on the pressure sensor.
The hydraulic push rod b62 is started, the output rod of the hydraulic push rod b62 drives the pressure plate 63 to extend, the pressure pipe is extruded through the pressure plate 63, the pressure pipe is subjected to pressure reaction and the pressure plate 63, and the pressure sensor detects the reaction pressure applied to the pressure plate 63, so that the pressure condition of the pressure pipe is obtained. It is worth noting that moving base 61 should connect drive arrangement, move moving base 61 through drive arrangement drive on guide rail 9, realize the multi-angle and detect, the drive arrangement mode is not limited, can adopt electric putter, fixes electric putter on roof 2, moves one side of base 61 with electric putter's extension end and one end and is connected, and the extension through electric putter drives moving base 61 and moves on guide rail 9, has advantages such as the installation is simple and easy operation.
It is worth noting that because single detection has a large error, the pressure pipeline multi-position pressure test is adopted, because of the measurement error, a plurality of data are compared, data with large difference with other data are removed, the close data are averaged, and then more accurate data are obtained, so that the pressure detection of the pressure pipeline is more accurate. Simultaneously, the detection of multi-angle multiposition can also be used for detecting that pipeline under pressure accords with the quality requirement, detect same radial different positions, when the detection data deviation of some positions is too big, carry out a lot of to the great position of deviation and relapse the detection, the condition of discharge measuring error, still it is great with other position deviations after detecting many times, this position is the weak position of pipeline under pressure intensity, then it is unqualified to explain pipeline under pressure's processingquality, need repair the pipeline under pressure processing again, pipeline under pressure's quality has been improved.
As shown in fig. 7, further, a supporting plate 7 is further disposed on the mounting base 1, the supporting plate 7 is disposed at a central position in the length direction of the two rotating mechanisms 4, and first pulleys 8 are uniformly and symmetrically rotatably mounted on the supporting plate 7.
The middle part of the pressure pipeline is supported by the supporting plate 7, the pressure pipeline is jointly loaded by the supporting plate 7 and the two rotating mechanisms 5, when the pressure pipeline is pressed, the bearing points of the pressure pipeline are increased, the bending damage caused by the overlarge pressure of the pressure pipeline is avoided, and meanwhile, the pulley 8 on the supporting plate 7 ensures that the pressure pipeline rotates under the action of the rotating mechanisms.
The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (7)
1. A multi-angle detection device for a pressure pipeline is characterized by comprising a mounting base (1), a top plate (2) and a side plate (3), the two ends of the mounting base (1) are both fixed with the side plates (3), the two ends of the top plate (2) are respectively fixed with the tops of the two side plates (3), a guide rail (9) is arranged on the top plate (2), a pressure applying mechanism (6) is arranged on the guide rail (9) in a sliding way, the mounting base (1) is provided with two rotating mechanisms (4) and two clamping devices (5), the two rotating mechanisms (4) are arranged along the length direction of the guide rail (9), the rotating mechanism (4) is positioned right below the pressing mechanism (6), the two clamping devices (5) are respectively positioned at two sides of the rotating mechanism (4), and the two clamping devices (5) are symmetrically arranged along the length direction of the guide rail (9);
the rotating mechanism (4) comprises a base (41) and two movable roller seats (42), the base (41) is fixed on the mounting base (1), the base (41) extends along the width direction of the guide rail (9), the movable roller seat (42) is fixed at both ends of the base (41), the movable roller seat (42) comprises a mounting seat (46), a first transmission shaft (44) and a second transmission shaft (45), the first transmission shaft (44) and the second transmission shaft (45) are rotatably arranged in the mounting seat (46) in a penetrating way, the first transmission shaft (44) and the second transmission shaft (45) are both fixed with rollers (47), the first transmission shaft (44) is positioned below the second transmission shaft (45), the mounting seat (46) is provided with a motor (48), and an output shaft of the motor (48) is connected with the first transmission shaft (44).
2. The multi-angle detection device for pressure pipelines according to claim 1, the clamping device (5) comprises a lifting base (51), a hydraulic push rod (52), a fixed block (53), a movable rod (54), a connecting plate (55) and a clamping component (56), the lifting base (51) is arranged on the mounting base (1), the hydraulic push rod (52) is fixed at the top of the lifting base (51), the output rod of the hydraulic push rod (52) is fixed with the fixed block (53), the movable rod (54) is fixed on one surface of the fixed block (53) far away from the hydraulic push rod (52), one end of the movable rod (54) far away from the fixed block (53) is fixedly provided with the connecting plate (55), the clamping part (56) is arranged on one surface, away from the movable rod (54), of the connecting plate (55).
3. The multi-angle pressure pipe detection device according to claim 2, wherein the clamping member (56) comprises an arc-shaped clamping block (57) and a movable rod (58), the movable rod (54) is internally inserted with the movable rod (58) which penetrates through and extends to the outside of the connecting plate (55), the movable rod (58) and the arc-shaped clamping block (57) are fixedly installed, two springs (59) are arranged between the arc-shaped clamping block (57) and the connecting plate (55), the two springs (59) are symmetrically arranged relative to the movable rod (58), and two ends of the spring (59) are respectively fixed with the connecting plate (55) and the arc-shaped clamping block (57).
4. The multi-angle detection device for the pressure pipeline according to claim 3, wherein hydraulic push rods a (60) are arranged at two ends of the bottom of the lifting base (51), the hydraulic push rods a (60) are fixed on the mounting base (1), and output rods of the hydraulic push rods a (60) are fixed with the lifting base (51).
5. The multi-angle pressure pipeline detecting device according to claim 1, wherein the pressing mechanism (6) comprises a moving base (61), a hydraulic push rod b (62), a pressure sensor and a pressing plate (63), the moving base (61) is movably arranged on the guide rail (9), the hydraulic push rod b (62) is fixed at the bottom of the moving base (61), the pressure sensor is arranged on an output rod of the hydraulic push rod b (62), and the pressing plate (63) is arranged on the pressure sensor.
6. The multi-angle detection device for the pressure pipeline according to claim 1, wherein a support plate (7) is further arranged on the mounting base (1), the support plate (7) is arranged at the central position of the two rotating mechanisms (4) in the length direction, and pulleys (8) are uniformly and symmetrically installed on the support plate (7) in a rotating manner.
7. The multi-angle detection device for the pressure pipeline according to claim 1, wherein four rollers (47) on the rotating mechanism (4) are arranged in a V shape.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020745427.5U CN212134043U (en) | 2020-05-08 | 2020-05-08 | Multi-angle detection device for pressure pipeline |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020745427.5U CN212134043U (en) | 2020-05-08 | 2020-05-08 | Multi-angle detection device for pressure pipeline |
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| CN116499888B (en) * | 2023-06-29 | 2023-09-01 | 德阳市产品质量监督检验所 | Pressure testing device and pressure testing method for pressure container |
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| CN117347182A (en) * | 2023-12-04 | 2024-01-05 | 天津市产品质量监督检测技术研究院检测技术研究中心 | Metal part compressive strength detection equipment and detection method thereof |
| CN117347182B (en) * | 2023-12-04 | 2024-02-02 | 天津市产品质量监督检测技术研究院检测技术研究中心 | Metal part compressive strength detection equipment and detection method thereof |
| CN118032532A (en) * | 2024-04-12 | 2024-05-14 | 邢台中伟卓特液压科技有限公司 | Shaft workpiece compressive strength detection device and detection method thereof |
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