Corrugated pipe inner diameter measuring instrument

Abstract

The invention discloses a corrugated pipe inner diameter measuring instrument, and particularly relates to the technical field of corrugated pipe inner diameter measurement, the corrugated pipe inner diameter measuring instrument comprises a base, the base is provided with a measuring assembly, the measuring assembly comprises a first electric slide rail arranged at the top of the base, one side of the first electric slide rail is provided with a connecting plate, and the bottom of the connecting plate is provided with a connecting box; displacement sensors are arranged on the two sides of the connecting box. The pulley can abut against the inner wall of the corrugated pipe, the corrugated pipe can be easily positioned, the phenomenon of displacement during corrugated pipe measurement is avoided, the inner diameter of the corrugated pipe can be easily measured in the mode that the screw sleeve drives the displacement sensor, the pulley abuts against the corrugated pipe, the displacement sensor can be easily limited, and the measurement accuracy is improved. According to the device, the phenomenon of inaccurate measurement is avoided, whether the outer side of the corrugated pipe is provided with a notch or not is easily detected through the processor through photographing of the industrial camera, the diversity and convenience during measurement are improved, and meanwhile the device can adapt to corrugated pipes of different sizes.

Description

Technical Field

[0001] The present invention relates to the technical field of measuring the inner diameter of a bellows, and more specifically, to a bellows inner diameter measuring instrument. Background Art

[0002] The bellows inner diameter measuring instrument is used to measure the inner diameter of the bellows ring stiffness test for prestressed concrete bridges. In order to more efficiently improve the measurement accuracy, a high-precision wire-drawing encoder is used for measurement, and the reading is intuitive.

[0003] Among them, the patent with announcement number CN220187686U discloses a bellows inner diameter measuring instrument. It includes a base, a fixed bracket fixed vertically to the base, a bellows positioning device is provided on the base, and a measuring device is provided on the fixed bracket; the bellows positioning device includes a V-shaped positioning groove fixed on the base, and rollers provided at both ends of the V-shaped positioning groove; the detection device includes a measuring rod slidably connected to the fixed bracket, a guide wheel connected to the measuring rod, and an encoder coaxially connected to the guide wheel; the measuring rod and the V-shaped positioning groove are provided on the same side of the fixed bracket;

[0004] When this structure is in use, by adding a measuring rod diameter input interface, the displayed result is directly the inner diameter of the bellows, eliminating the error caused by manual calculation, and installing a roller on the V-shaped positioning groove to reduce the rotation friction of the bellows and alleviate manual labor. However, this structure is not easy to perform a comprehensive measurement of the interior when in use, and it is impossible to rotate the bellows on its axis to measure different areas, resulting in low measurement accuracy. Summary of the invention

[0005] In order to overcome the above-mentioned defects of the prior art, the present invention provides a bellows inner diameter measuring instrument, aiming to solve the problems raised in the above-mentioned background technology.

[0006] The present invention provides the following technical solution: a bellows inner diameter measuring instrument, comprising a base, on which a measuring component is arranged;

[0007] The measuring assembly comprises a first electric slide rail arranged on the top of the base, a connecting plate is arranged on one side of the first electric slide rail, and a connecting box is arranged at the bottom of the connecting plate;

[0008] Displacement sensors are provided on both sides of the connection box, and the bottom of each displacement sensor is rotatably connected to two pulleys;

[0009] A processor is disposed on one side of the connection box, an industrial camera is disposed at the bottom of the processor, and a slip ring is rotatably connected to the bottom of the industrial camera;

[0010] It can be seen that in the above technical solution, the rotating drum is driven to rotate by the driving motor, and the vertical plate and the second electric slide rail are driven to rotate when the rotating drum rotates, so that the processor, the industrial camera and the slip ring can rotate on the bellows along the axis point of the bellows, and the slip ring can fit with the outside of the bellows, so that it is easy to take pictures with the industrial camera and detect whether there is a gap on the outside of the bellows through the processor, thereby improving the diversity and convenience of measurement;

[0011] Optionally, in a possible implementation, a driving motor is provided above the connection box, the driving motor is mounted on the bottom of the connection plate by bolts, a support frame is mounted on the bottom of the driving motor by bolts, the support frame is mounted on the connection box by bolts, a rotating drum is provided at the output end of the driving motor, the rotating drum is rotatably connected to the support frame and the connection box, vertical plates are mounted on both sides of the rotating drum by bolts, and each of the vertical plates is plugged with a second electric slide rail, the second electric slide rail extends to the top of the processor, a slide seat slidably connected to the second electric slide rail is provided on the top of the processor, and an electric push rod for driving the processor to move up and down is provided on the slide seat;

[0012] It can be seen that in the above technical solution, the second electric slide rail drives the slide seat to drive the processor, industrial camera and slip ring to move, which makes it easy to adjust the position of the processor and the industrial camera, and conveniently adapt to bellows of different sizes. The detection results of the displacement sensor and the industrial camera can be displayed on the display screen, which makes it easy for the staff to understand the situation.

[0013] Optionally, in a possible implementation, screw rods are inserted on both sides of the surface of the connection box, and each of the screw rods is threadedly connected with a threaded sleeve, the thread sleeve extends to one side of the displacement sensor, the thread sleeve is rotatably connected to the displacement sensor, guide cylinders are provided on both sides of the screw rod, and each of the guide cylinders is fixed on the connection box, two thread sleeves are slidably connected with guide rods, one end of the guide rods extends to the displacement sensor and is detachably connected to the displacement sensor by bolts, a clamping seat is slidably connected to the first electric slide rail, one end of the clamping seat is rotatably connected to a reinforced L-pull rod, the reinforced L-pull rod extends to the top of the connecting plate and is detachably connected to the connecting plate by bolts, a display screen is installed on one side of the base by bolts, and the display screen is wirelessly connected to the processor and the industrial camera;

[0014] It can be seen that in the above technical solution, the first electric slide rail drives the clamping seat to drive the various structures on the reinforced L-pull rod, the connecting plate, the driving motor and the connecting box to move downward, so that each pulley can extend to the top of the inner cavity of the bellows, and by rotating the wire sleeve, the wire sleeve is displaced through the thread guide of the screw rod and the displacement sensor and the pulley are displaced, so that the pulley can contact the inner wall of the bellows, which is easy to position the bellows and avoid the displacement phenomenon when the bellows is measured. In addition, by driving the displacement sensor through the wire sleeve, it is easy to measure the inner diameter of the bellows, and the pulley contacts the bellows, which is easy to limit the displacement sensor and avoid the phenomenon of inaccurate measurement.

[0015] Technical effects and advantages of the present invention:

[0016] 1. The pulley of the present invention can contact the inner wall of the bellows, which is easy to position the bellows and avoid displacement of the bellows during measurement. The inner diameter of the bellows can be easily measured by driving the displacement sensor through the thread sleeve. The pulley contacts the bellows, which is easy to limit the displacement sensor and avoid inaccurate measurement.

[0017] 2. The first electric slide rail of the present invention drives the clamping seat to drive the various structures on the reinforced L-type pull rod, the connecting plate, the driving motor and the connecting box to move downward, so that each pulley can extend to the top of the inner cavity of the bellows. By rotating the thread sleeve, the thread sleeve is guided by the thread of the screw rod to move and the displacement sensor and the pulley are moved, which is easy to adapt to bellows of different sizes;

[0018] 3. When the rotating drum of the present invention rotates, the vertical plate and the second electric slide rail are driven to rotate, so that the processor, the industrial camera and the slip ring can rotate on the bellows along the axis point of the bellows, and the slip ring can fit with the outside of the bellows, making it easy to take pictures with the industrial camera and detect whether there is a gap on the outside of the bellows through the processor, thereby improving the diversity and convenience of measurement;

[0019] 4. The present invention drives the processor, industrial camera and slip ring to move by the second electric slide rail driving slide, which makes it easy to adjust the position of the processor and industrial camera, and conveniently adapt to bellows of different sizes. The detection results of the displacement sensor and the industrial camera can be displayed on the display screen, which makes it easy for the staff to understand the situation.

[0020] To sum up, through the corresponding coordinated use of various structures, the pulley can be in contact with the inner wall of the bellows, which is easy to position the bellows and avoid displacement when measuring the bellows. The inner diameter of the bellows is easy to measure by driving the displacement sensor through the thread sleeve, and the pulley is in contact with the bellows, which is easy to limit the displacement sensor and avoid inaccurate measurement. When the drum rotates, it drives the vertical plate and the second electric slide rail to rotate, so that the processor, industrial camera and slip ring can rotate on the bellows along the axis point of the bellows, and the slip ring can fit with the outside of the bellows, which is easy to detect whether there is a gap on the outside of the bellows through the processor by taking a picture with the industrial camera, thereby improving the diversity and convenience of measurement and adapting to bellows of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the present disclosure, the following briefly introduces the drawings required for use in some embodiments. Obviously, the drawings described below are only drawings of some embodiments of the present disclosure. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings. In addition, the drawings described below can be regarded as schematic diagrams, and are not intended to limit the actual size of the product involved in the embodiments of the present disclosure, the actual process of the method, the actual timing of the signal, etc.

[0022] Figure 1 It is the front view of the overall structure of the present invention.

[0023] Figure 2 It is a three-dimensional diagram of the measuring assembly of the present invention.

[0024] Figure 3 It is a side view of the overall structure of the present invention.

[0025] Figure 4 It is a stereoscopic diagram of the rotating drum, connecting box, driving motor, slide, processor and industrial camera of the present invention.

[0026] Figure 5 It is a stereoscopic diagram of the connection box, guide cylinder, guide rod, displacement sensor and pulley of the present invention.

[0027] Figure 6 For the present invention Figure 5 Top view of the .

[0028] The accompanying drawings are marked as follows: 1. base; 2. first electric slide rail; 3. connecting plate; 4. driving motor; 5. supporting frame; 6. rotating drum; 7. connecting box; 8. second electric slide rail; 9. processor; 10. industrial camera; 11. slip ring; 12. slide seat; 13. screw rod; 14. screw sleeve; 15. displacement sensor; 16. pulley; 17. guide cylinder; 18. guide rod; 19. reinforced L pull rod; 20. clamping seat; 21. display screen; 22. electric push rod; 23. vertical plate. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] As attached Figure 1 - Figure 6 The bellows inner diameter measuring instrument shown in the figure, through the measuring assembly arranged on the base 1, through the corresponding cooperation of each structure, the pulley 16 can abut on the inner wall of the bellows, it is easy to position the bellows, avoid the displacement phenomenon of the bellows during measurement, and the displacement sensor 15 is driven by the wire sleeve 14, so that the inner diameter of the bellows can be easily measured, and the pulley 16 abuts on the bellows, which is easy to limit the displacement sensor 15, avoiding the phenomenon of inaccurate measurement, and the vertical plate 23 and the second electric slide rail 8 are driven to rotate when the rotating drum 6 rotates, so that the processor 9, the industrial camera 10 and the slip ring 11 can rotate on the bellows along the axis point of the bellows, and the slip ring 11 can fit with the outer side of the bellows, and it is easy to detect whether there is a gap on the outer side of the bellows through the processor 9 by taking a picture with the industrial camera 10, thereby improving the diversity and convenience of measurement, and at the same time, it can also adapt to bellows of different sizes, and the specific structure of the assembly is set as follows;

[0031] The measuring assembly comprises a first electric slide rail 2 arranged on the top of the base 1, a connecting plate 3 is arranged on one side of the first electric slide rail 2, and a connecting box 7 is arranged at the bottom of the connecting plate 3;

[0032] Displacement sensors 15 are provided on both sides of the connection box 7, and the bottom of each displacement sensor 15 is rotatably connected to two pulleys 16;

[0033] A processor 9 is disposed on one side of the connection box 7, an industrial camera 10 is disposed at the bottom of the processor 9, and a slip ring 11 is rotatably connected to the bottom of the industrial camera 10;

[0034] A driving motor 4 is arranged above the connection box 7, and the driving motor 4 is installed on the bottom of the connection plate 3 by bolts. A support frame 5 is installed on the bottom of the driving motor 4 by bolts, and the support frame 5 is installed on the connection box 7 by bolts. A rotating drum 6 is arranged at the output end of the driving motor 4, and the rotating drum 6 is rotatably connected with the support frame 5 and the connection box 7. Vertical plates 23 are installed on both sides of the rotating drum 6 by bolts, and each vertical plate 23 is plugged with a second electric slide rail 8, and the second electric slide rail 8 extends to the top of the processor 9. A slide seat 12 slidably connected to the second electric slide rail 8 is arranged on the top of the processor 9, and an electric push rod 22 for driving the processor 9 to move up and down is arranged on the slide seat 12;

[0035] Screw rods 13 are inserted on both sides of the surface of the connecting box 7, and each screw rod 13 is threadedly connected with a threaded sleeve 14, which extends to one side of the displacement sensor 15, and the thread sleeve 14 is rotatably connected to the displacement sensor 15. Guide cylinders 17 are provided on both sides of the screw rod 13, and each guide cylinder 17 is fixed on the connecting box 7. Guide rods 18 are slidably connected to the two thread sleeves 14, one end of the guide rod 18 extends to the displacement sensor 15 and is detachably connected to the displacement sensor 15 by bolts. A clamping seat 20 is slidably connected to the first electric slide rail 2, and one end of the clamping seat 20 is rotatably connected to a reinforced L pull rod 19, which extends to the top of the connecting plate 3 and is detachably connected to the connecting plate 3 by bolts. A display screen 21 is installed on one side of the base 1 by bolts, and the display screen 21 is wirelessly connected to the processor 9 and the industrial camera 10.

[0036] According to the above structure, when in use, the staff installs the device at the designated position. When measuring the bellows, the bellows is placed on the base 1. The first electric slide rail 2 drives the clamping seat 20 to drive the reinforcing L pull rod 19, the connecting plate 3, the drive motor 4 and the connecting box 7 to move downward, so that each pulley 16 can extend to the top of the inner cavity of the bellows. By rotating the wire sleeve 14, the wire sleeve 14 is displaced through the thread guide of the screw rod 13 and the displacement sensor 15 and the pulley 16 are displaced, so that the pulley 16 can contact the inner wall of the bellows, which is easy to position the bellows and avoid the displacement phenomenon when measuring the bellows. In addition, by driving the displacement sensor 15 through the wire sleeve 14, it is easy to measure the inner diameter of the bellows, and the pulley 16 contacts the bellows, which is easy to limit the displacement sensor 15 and avoid the phenomenon of inaccurate measurement.

[0037] The rotating drum 6 is driven to rotate by the driving motor 4, and the vertical plate 23 and the second electric slide rail 8 are driven to rotate when the rotating drum 6 rotates, so that the processor 9, the industrial camera 10 and the slip ring 11 can rotate on the bellows along the axis point of the bellows, and the slip ring 11 can fit with the outside of the bellows, so that it is easy to take pictures with the industrial camera 10 and detect whether there is a gap on the outside of the bellows through the processor 9, thereby improving the diversity and convenience of measurement;

[0038] And by driving the slide 12 through the second electric slide rail 8, the processor 9, the industrial camera 10 and the slip ring 11 are displaced, so the positions of the processor 9 and the industrial camera 10 can be easily adjusted, and it is convenient to adapt to bellows of different sizes. The detection results of the displacement sensor 15 and the industrial camera 10 can be displayed on the display screen 21, which is easy for the staff to understand the situation.

[0039] Different from the prior art, the present application discloses a bellows inner diameter measuring instrument. Through the corresponding coordinated use of various structures, the pulley 16 can abut against the inner wall of the bellows, which is easy to position the bellows and avoid displacement during measurement of the bellows. The inner diameter of the bellows can be easily measured by driving the displacement sensor 15 through the thread sleeve 14. The pulley 16 abuts against the bellows, which is easy to limit the displacement sensor 15 and avoid inaccurate measurement. When the rotating drum 6 rotates, it drives the vertical plate 23 and the second electric slide rail 8 to rotate, so that the processor 9, the industrial camera 10 and the slip ring 11 can rotate on the bellows along the axis point of the bellows. The slip ring 11 can fit with the outside of the bellows, which is easy to detect whether there is a gap on the outside of the bellows through the processor 9 by taking a picture with the industrial camera 10, thereby improving the diversity and convenience of measurement and adapting to bellows of different sizes.

[0040] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A bellows inner diameter measuring instrument, comprising a base (1), characterized in that: The base (1) is provided with a measuring component; The measuring assembly comprises a first electric slide rail (2) arranged on the top of the base (1), a connecting plate (3) is arranged on one side of the first electric slide rail (2), and a connecting box (7) is arranged at the bottom of the connecting plate (3); Displacement sensors (15) are provided on both sides of the connection box (7), and the bottom of each displacement sensor (15) is rotatably connected to two pulleys (16); A processor (9) is arranged on one side of the connection box (7), an industrial camera (10) is arranged at the bottom of the processor (9), and a slip ring (11) is rotatably connected to the bottom of the industrial camera (10).

2. The bellows inner diameter measuring instrument according to claim 1, characterized in that: A driving motor (4) is arranged above the connection box (7), and the driving motor (4) is mounted on the bottom of the connection plate (3) by means of bolts, and a supporting frame (5) is mounted on the bottom of the driving motor (4) by means of bolts.

3. The bellows inner diameter measuring instrument according to claim 2, characterized in that: The support frame (5) is mounted on the connection box (7) by means of bolts, and a rotating drum (6) is provided at the output end of the drive motor (4), and the rotating drum (6) is rotatably connected to the support frame (5) and the connection box (7).

4. The bellows inner diameter measuring instrument according to claim 3, characterized in that: Vertical plates (23) are installed on both sides of the rotating drum (6) by means of bolts, and each of the vertical plates (23) is plugged with a second electric slide rail (8).

5. The bellows inner diameter measuring instrument according to claim 4, characterized in that: The second electric slide rail (8) extends to the top of the processor (9), and a slide seat (12) slidably connected to the second electric slide rail (8) is provided on the top of the processor (9), and an electric push rod (22) for driving the processor (9) to move up and down is provided on the slide seat (12).

6. The bellows inner diameter measuring instrument according to claim 1, characterized in that: Screw rods (13) are inserted on both sides of the surface of the connection box (7), and each screw rod (13) is threadedly connected with a thread sleeve (14).

7. The bellows inner diameter measuring instrument according to claim 6, characterized in that: The wire sleeve (14) extends to one side of the displacement sensor (15), and the wire sleeve (14) is rotatably connected to the displacement sensor (15).

8. The bellows inner diameter measuring instrument according to claim 7, characterized in that: Guide cylinders (17) are provided on both sides of the screw rod (13), and each of the guide cylinders (17) is fixed on the connection box (7). Guide rods (18) are slidably connected to the two thread sleeves (14), and one end of the guide rod (18) extends to the displacement sensor (15) and is detachably connected to the displacement sensor (15) by bolts.

9. The bellows inner diameter measuring instrument according to claim 1, characterized in that: A clamping seat (20) is slidably connected to the first electric slide rail (2), and one end of the clamping seat (20) is rotatably connected to a reinforcing L-type pull rod (19). The reinforcing L-type pull rod (19) extends to the top of the connecting plate (3) and is detachably connected to the connecting plate (3) by bolts.

10. The bellows inner diameter measuring instrument according to claim 1, characterized in that: A display screen (21) is mounted on one side of the base (1) via bolts, and the display screen (21) is wirelessly connected to the processor (9) and the industrial camera (10).

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