CN115752335A - Pipeline internal diameter detection device - Google Patents
Pipeline internal diameter detection device Download PDFInfo
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- CN115752335A CN115752335A CN202211418315.9A CN202211418315A CN115752335A CN 115752335 A CN115752335 A CN 115752335A CN 202211418315 A CN202211418315 A CN 202211418315A CN 115752335 A CN115752335 A CN 115752335A
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- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 9
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- 241001330002 Bambuseae Species 0.000 claims description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 9
- 239000011425 bamboo Substances 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 210000000078 claw Anatomy 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The invention discloses a pipeline inner diameter detection device, which is characterized in that: including standpipe and the violently pipe of connection on standpipe upper portion, the inside rotation of standpipe is provided with vertical rotating shaft, vertical rotating shaft top is connected with five bevel gears, the standpipe side is provided with pivot seat I, a pivot seat internal rotation is provided with the dwang, both ends are connected with two bevel gears and runners respectively about the dwang, be provided with the two-phase meshing with bevel gear I in the vertical rotating shaft, it is provided with horizontal pivot to violently manage inside rotation, it is connected with the chuck body to violently manage the left end, the inside rotation of chuck body is provided with the spiral dish, the spiral dish right side is provided with the linkage disk, the horizontal pivot left end is connected with the right flank of linkage disk, the part is seted up flutedly about the chuck body left side respectively, be provided with the jack catch in the recess. The invention can accurately detect the inner diameter of the pipeline.
Description
Technical Field
The invention relates to the technical field of pipeline measurement, in particular to a pipeline inner diameter detection device.
Background
In recent years, with the increasing development speed of urbanization, the development of public gas pipelines is also increased, and the public gas pipelines are distributed in various streets and corners of towns at present. The detection of the pipeline is a basic work for the risk assessment of the gas pipeline. The traditional detection method is that a worker positions the circle center of a measured section by personal feeling and adopts a measuring tape to read, so that deviation is easily caused, and the measurement accuracy is seriously influenced particularly for large-diameter pipelines.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a pipeline inner diameter detection device.
In order to achieve the purpose, the invention provides the following technical scheme to realize the purpose:
the utility model provides a pipeline internal diameter detection device, include the standpipe and connect the violently pipe on standpipe upper portion, the inside rotation of standpipe is provided with vertical rotating shaft, vertical rotating shaft top is connected with bevel gear five, the standpipe side is provided with pivot seat I, an internal rotation of pivot seat is provided with the dwang, both ends are connected with bevel gear two and runner respectively about the dwang, be provided with bevel gear I with bevel gear two-phase meshing in the vertical rotating shaft, it is provided with transverse rotating shaft to violently manage internal rotation, it is connected with the chuck body to violently manage the left end, the inside rotation of chuck body is provided with the spiral dish, the spiral dish right side is provided with the linkage disk, the transverse rotating shaft left end is connected with the right flank of linkage disk, the part is seted up flutedly about the chuck body left side respectively, be provided with the jack catch in the recess, the left side of jack catch right-hand member butt spiral dish, the jack catch left side is provided with the mounting panel, it is provided with the roller to rotate on the mounting panel, be provided with five matched with bevel gear four in the transverse rotating shaft.
Preferably, a linkage block is arranged on the right side of the linkage disc, a linkage seat matched with the linkage block is arranged at the position of the right side in the chuck body, a plurality of guide grooves are formed in the left side of the linkage disc, guide columns are arranged in the guide grooves, the left ends of the guide columns are connected with the right side face of the spiral disc, a limiting seat is arranged on the inner wall of the chuck body, a limiting ring is arranged on the periphery of the spiral disc, a part of the limiting ring extends into the limiting seat, a positioning ring is arranged on the right side of the spiral disc, a ring hole I is formed in the right end of the positioning ring, the ring hole I is communicated with the ring groove, a motor II is arranged in the transverse pipe, a piston rod of the motor II is arranged towards the left side, a clamping block is connected onto the piston rod of the motor II, a bayonet matched with the clamping block is arranged at the right end of the chuck body, a ring hole II is formed in the right end of the clamping disc, the left end of the piston rod of the motor II passes through the ring hole II, the ring hole I in the positioning ring groove, a regulating block is connected with a regulating block, a bevel gear is arranged at the left end of the piston rod of the transverse shaft, a guide seat is arranged at the upper portion of the guide seat, a detection rod arranged below the sliding seat, a spring seat, a detection rod arranged at the position of the lower portion below the sliding seat, and a detection rod arranged on the detection roller, and a detection rod arranged at the lower portion of the detection seat.
Preferably, the right end of the transverse pipe is provided with a positioning seat, a plurality of balls I are arranged on the inner wall of the positioning seat, and the right end of the transverse rotating shaft extends into the positioning seat.
Preferably, be provided with centering mechanism on violently managing, centering mechanism is including setting up in the inside support frame of violently managing, support frame inner is provided with the bearing, be provided with the screwed pipe in the bearing, the screwed pipe cover is located on the horizontal pivot, threaded connection has the toper piece on the screwed pipe, violently be provided with the locating lever on the pipe, the locating lever passes the lateral wall setting of violently managing, the lower extreme of locating lever is provided with the butt face of slope, the butt face of locating lever lower extreme contacts with the outer peripheral face of toper piece, the screwed pipe outside is connected with driven gear, violently the inside motor one that is provided with of pipe, motor one drive is connected with the driving gear, the driving gear meshes with driven gear mutually.
Preferably, the rotary table further comprises a bottom plate, a sliding rail is arranged on the upper portion of the bottom plate, a sliding block is arranged on the sliding rail in a sliding mode, a limiting barrel is arranged above the bottom plate, the limiting barrel is installed on the sliding block, the lower end of the vertical pipe extends into the limiting barrel to be arranged, a waist round hole is formed in the side face of the limiting barrel, and the rotary shaft seat is located in the waist round hole.
Compared with the prior art, the invention has the beneficial effects that: the runner drives the dwang and rotates and control the roller and remove, shows the roller periphery and supports the inner wall of pipeline when the runner can't rotate again, through the relation between the displacement distance of the number of turns of the rotation of the runner of having converted in advance and roller, can calculate the internal diameter of pipeline fast.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is an enlarged schematic view at A in FIG. 3;
FIG. 5 is an enlarged schematic view at B in FIG. 3;
FIG. 6 is a partial schematic structural view of the present invention;
FIG. 7 is an enlarged schematic view at A of FIG. 6;
fig. 8 is an enlarged schematic view at B in fig. 6.
Reference numerals: 1. a base plate; 2. a slide rail; 3. a slider; 4. a limiting cylinder; 5. a vertical tube; 6. a transverse tube; 7. rotating the rod; 8. a rotating wheel; 9. positioning a rod; 10. a chuck body; 11. a claw; 12. mounting a plate; 13. a roller; 14. a dial scale; 15. a pointer; 16. a first rotating shaft seat; 17. a lumbar circular hole; 18. a vertical rotating shaft; 19. a first bevel gear; 20. a second bevel gear; 21. a transverse rotating shaft; 22. a threaded pipe; 23. a driven gear; 24. a support frame; 25. a bearing; 26. a first motor; 27. a driving gear; 28. a conical block; 29. a third bevel gear; 30. a fourth bevel gear; 31. positioning seats; 32. a first rolling ball; 33. a fifth bevel gear; 34. a second motor; 35. a clamping block; 36. a second ball bearing; 37. a limiting strip; 38. a spiral disc; 39. a linkage disk; 40. a guide groove; 41. a guide post; 42. a limiting ring; 43. a limiting seat; 44. a linkage block; 45. a linkage seat; 46. a guide seat; 47. a sliding groove; 48. a guide bar; 49. a sliding seat; 50. a spring; 51. a detection lever; 52. a limiting block; 53. a distance sensor; 54. a positioning ring; 55. a ring groove; 56. a first annular hole; 57. and a regulating block.
Detailed Description
Embodiments of the present invention are described in detail below with reference to fig. 1-8.
The utility model provides a pipeline internal diameter detection device, including standpipe 5 and the violently pipe 6 of connection on standpipe 5 upper portion, standpipe 5 inside is rotated and is provided with vertical pivot 18, vertical pivot 18 top is connected with five 33 of bevel gear, standpipe 5 side is provided with pivot seat 16, 16 internal rotations in the pivot seat are provided with dwang 7, both ends are connected with two bevel gear 20 and runner 8 respectively about dwang 7, be provided with the first bevel gear 19 with two bevel gear 20 engaged with on the vertical pivot 18, violently pipe 6 inside is rotated and is provided with horizontal pivot 21, violently pipe 6 left end is connected with chuck body 10, chuck body 10 inside is rotated and is provided with spiral disk 38, spiral disk 38 right side is provided with linkage disk 39, the horizontal pivot 21 left end is connected with linkage disk 39's right flank, chuck body 10 left side upper and lower part is seted up flutedly respectively, be provided with jack catch 11 in the recess, the left surface of jack catch 11 right-hand member butt spiral disk 38, be provided with spacing strip 37 with jack catch 11 matched with on the recess lateral wall, the left side is provided with mounting panel 12, it is provided with bevel gear 13 to rotate on the mounting panel 12, be provided with bevel gear 30 with five matched with on the horizontal pivot 33.
In will violently managing 6 inserts the pipeline of waiting to detect, rotate runner 8 and drive dwang 7 and rotate to drive vertical rotating shaft 18 through the cooperation of two bevel gears 20 and one bevel gear 19 and rotate, vertical rotating shaft 18 rethread bevel gear five 33 and the cooperation of four bevel gear 30 drive horizontal rotating shaft 21 and rotate, drive linkage disk 39 and helical disk 38 rotation then, make jack catch 11 towards keeping away from the removal of chuck body 10 centre of a circle department. The claw 11 drives the roller 13 to move outwards until the roller 13 abuts against the inner wall of the pipeline, and at the moment, the rotating wheel 8 cannot be rotated continuously. The number of turns and the angle of rotation of the rotating rod 7 can be obtained by setting the pointer 15 and the dial 14, so that the distance of the roller 13 moving at this time can be calculated according to the relationship between the number of turns of rotation of the rotating rod 7 and the moving distance of the roller 13 which are converted in advance, and the inner diameter of the pipeline can be calculated.
Preferably, a linkage block 44 is arranged at the right side of the linkage disc 39, a linkage seat 45 matched with the linkage block 44 is arranged at the right side position in the chuck body 10, a plurality of guide grooves 40 are formed at the left side of the linkage disc 39, guide posts 41 are arranged in the guide grooves 40, the left end of each guide post 41 is connected with the right side surface of the spiral disc 38, a limiting seat 43 is arranged on the inner wall of the chuck body 10, a limiting ring 42 is arranged at the periphery of the spiral disc 38, a part of the limiting ring 42 extends into the limiting seat 43, a positioning ring 54 is arranged at the right side of the spiral disc 38, a ring groove 55 is formed in the positioning ring 54, a first annular hole 56 is formed at the right end of the positioning ring 54, the first annular hole 56 is communicated with the ring groove 55, a second motor 34 is arranged in the transverse pipe 6, a piston rod of the second motor 34 is arranged towards the left, a clamping block 35 is connected to the piston rod of the second motor 34, a bayonet matched with the clamping block 35 is arranged at the right end of the chuck body 10, the right end of the chuck body 10 is provided with a second annular hole, the left end of a piston rod of the second motor 34 penetrates through the second annular hole on the chuck body 10 and a first annular hole 56 on the positioning ring 54 and then extends into the annular groove 55, the left end of the piston rod of the second motor 34 is connected with an adjusting block 57, the left side, the right side, the upper side and the lower side of the adjusting block 57 are respectively provided with a second ball 36, the transverse rotating shaft 21 is provided with a third bevel gear 29, the third bevel gear 29 can be meshed with a fifth bevel gear 33 when the transverse rotating shaft 21 moves rightwards, the upper part of the mounting plate 12 is provided with a guide seat 46, the inner side of the guide seat 46 is provided with a sliding groove 47, the sliding groove 47 is internally provided with a guide rod 48, the upper end and the lower end of the guide rod 48 are respectively connected with the upper side wall and the lower side wall of the sliding groove 47, the guide rod 48 penetrates through the sliding seat 49, the central shaft of the roller 13 is rotatably connected with the sliding seat 49, the guide rod 48 is sleeved with a spring 50, the spring 50 is located below the sliding seat 49, the lower portion of the sliding seat 49 is connected with a detection rod 51, a position, located below the detection rod 51, at the bottom of the sliding groove 47 is provided with a limit block 52, and the top of the limit block 52 is provided with a distance sensor 53. The top of the limiting block 52 is provided with a groove, and the distance sensor 53 is positioned in the groove at the top of the limiting block 52, so that the distance sensor 53 is prevented from being impacted when the detection rod 51 contacts with the limiting block 52.
Since the inner condition of the pipe cannot be observed, it is impossible to know whether the inner wall of the pipe has unevenness to affect the inner diameter inspection structure, and it is necessary to confirm the inner wall condition of the pipe after the inner diameter inspection. The rotating wheel 8 is rotated reversely to make the claws 11 move to the center of a circle for a certain distance, and at this time, the periphery of the roller 13 still keeps contact with the inner wall of the pipeline under the action of the spring 50. The second motor 34 controls the piston rod to contract, so that the clamping block 35 is withdrawn from the clamping opening on the right side of the clamping chuck body 10, the limitation on the clamping chuck body 10 is removed, meanwhile, the adjusting block 57 on the piston rod of the second motor 34 drives the linkage disk 39 to move rightwards through the cooperation with the positioning ring 54, and the linkage block 44 on the right side of the linkage disk 39 is inserted into the linkage seat 45. Meanwhile, the transverse rotating shaft 21 also moves rightwards, the bevel gear four 30 is separated from the bevel gear five 33, the bevel gear three 29 is meshed with the bevel gear five 33, and the vertical rotating shaft 18 drives the transverse rotating shaft 21 to rotate through the matching of the bevel gear five 33 and the bevel gear three 29. At this time, the transverse rotating shaft 21 will drive the linkage disk 39 and the chuck body 10 to rotate synchronously when rotating. The chuck body 10 drives the roller 13 on the claw 11 to rotate, and the periphery of the roller 13 rotates along the inner wall of the pipeline. When there is a rugged portion on the inner wall of the pipe, the roller 13 is moved by the spring 50 to maintain a state of being pressed against the inner wall of the pipe. The distance between the distance sensor 53 and the detection rod 51 is monitored, the moving state of the roller 13 can be obtained, whether the inner wall of the pipeline has concave-convex or not is obtained, and whether the inner diameter of the pipeline on the front side is accurate or not is obtained.
The right end of the transverse pipe 6 is provided with a positioning seat 31, a plurality of balls 32 are arranged on the inner wall of the positioning seat 31, the right end of the transverse rotating shaft 21 extends into the positioning seat 31, and the right end of the transverse rotating shaft 21 is supported by the positioning seat 31.
The transverse pipe 6 is provided with a centering mechanism, the centering mechanism comprises a support frame 24 arranged inside the transverse pipe 6, the inner end of the support frame 24 is provided with a bearing 25, a threaded pipe 22 is arranged in the bearing 25, the threaded pipe 22 is sleeved on the transverse rotating shaft 21, a conical block 28 is connected to the threaded pipe 22 in a threaded manner, a positioning rod 9 is arranged on the transverse pipe 6, the positioning rod 9 is arranged on the upper portion and the front side and the rear side of the transverse pipe 6, the positioning rod 9 penetrates through the side wall of the transverse pipe 6, the lower end of the positioning rod 9 is provided with an inclined abutting surface, the abutting surface at the lower end of the positioning rod 9 is in contact with the outer peripheral surface of the conical block 28, a driven gear 23 is connected to the outer side of the threaded pipe 22, a motor 26 is arranged inside the transverse pipe 6, the motor 26 is connected with a driving gear 27 in a driving manner, and the driving gear 27 is meshed with the driven gear 23. The first motor 26 drives the driving gear 27 to rotate, and the driving gear 27 drives the threaded pipe 22 to rotate through the driven gear 23, so that the conical block 28 moves left and right. In the process that the conical block 28 moves leftwards, the positioning rod 9 abutting against the conical surface of the conical block 28 is pushed outwards, and the outer end of the positioning rod 9 abuts against the inner wall of the pipeline. Due to the fact that the three positioning rods 9 are arranged, the automatic centering effect can be achieved, and the position of the transverse pipe 6 is adjusted to be located in the center of the pipeline. A reset mechanism is arranged between the positioning rod 9 and the transverse pipe 6, so that the positioning rod 9 can be prevented from falling off from the transverse pipe 6.
This device still includes bottom plate 1, and 1 upper portion of bottom plate is provided with slide rail 2, and the slip is provided with slider 3 on slide rail 2, and 1 top of bottom plate is provided with spacing section of thick bamboo 4, and spacing section of thick bamboo 4 is installed on slider 3, and 5 lower extremes of standpipe stretch into and set up in spacing section of thick bamboo 4, and waist round hole 17 has been seted up to spacing section of thick bamboo 4 side, and pivot seat 16 is located waist round hole 17.
Through setting up bottom plate 1 and spacing section of thick bamboo 4, when not measuring, support standpipe 5. The lower part of the bottom plate 1 can be provided with a roller with a brake, and the roller can be switched between moving and fixing according to requirements, so that the device can be conveniently used in different places.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (5)
1. The utility model provides a pipeline internal diameter detection device which characterized in that: the vertical pipe type rotary drum is characterized by comprising a vertical pipe (5) and a transverse pipe (6) connected to the upper portion of the vertical pipe (5), wherein a vertical rotating shaft (18) is arranged inside the vertical pipe (5) in a rotating mode, five bevel gear wheels (33) are connected to the top of the vertical rotating shaft (18), a first rotating shaft seat (16) is arranged on the side face of the vertical pipe (5), a rotating rod (7) is arranged inside the first rotating shaft seat (16) in a rotating mode, two bevel gear wheels (20) and a rotating wheel (8) are connected to the left end and the right end of the rotating rod (7) respectively, a first bevel gear wheel (19) meshed with the two bevel gear wheels (20) is arranged on the vertical rotating shaft (18), a transverse rotating shaft (21) is arranged inside the transverse rotating shaft (6), the left end of the transverse pipe (6) is connected with a chuck body (10), a spiral disc (38) is arranged inside the chuck body (10) in a rotating mode, a linkage disc (39) is arranged on the right side of the spiral disc (38), the left end of the transverse rotating shaft (21) is connected with the right side of the linkage disc (39), grooves are formed in the upper portion and the lower portion of the left side of the chuck body (10), clamping jaw (11) is provided with the left side, clamping jaw (11) is provided with the left side, a clamping jaw (12), a clamping jaw (13) which is provided with four clamping jaw (13) which the bevel gear wheels (13) is provided with a roller (30), and four clamping jaw (13) in a roller (13) in a transverse rotating shaft (30) in a matching mode.
2. The inner diameter detection device of a pipeline according to claim 1, characterized in that: a linkage block (44) is arranged on the right side of the linkage disc (39), a linkage seat (45) matched with the linkage block (44) is arranged at the right side position in the chuck body (10), a plurality of guide grooves (40) are formed in the left side of the linkage disc (39), guide columns (41) are arranged in the guide grooves (40), the left end of each guide column (41) is connected with the right side face of the spiral disc (38), a limiting seat (43) is arranged on the inner wall of the chuck body (10), a limiting ring (42) is arranged on the periphery of the spiral disc (38), one part of the limiting ring (42) extends into the limiting seat (43), a positioning ring (54) is arranged on the right side of the spiral disc (38), a ring groove (55) is formed in the positioning ring (54), a ring groove I (56) is formed in the right end of the positioning ring (54), the ring hole I (56) is communicated with the ring groove (55), a motor II (34) is arranged in the transverse pipe (6), a ring-shaped piston rod of the motor II (34) faces the left end, a fixture block (35) is connected to the piston rod of the fixture II (34), the fixture (10) is provided with the fixture block (35), the right end, the fixture block (10), the fixture ring (35) matched with the fixture hole II, the fixture (34), and the fixture ring (34) and the fixture ring (54), the left end of a piston rod of the motor II (34) is connected with an adjusting block (57), a bevel gear III (29) is arranged on the transverse rotating shaft (21), a guide seat (46) is arranged on the upper portion of the mounting plate (12), a sliding groove (47) is formed in the inner side of the guide seat (46), a guide rod (48) is arranged in the sliding groove (47), a sliding seat (49) is arranged in the sliding groove (47), the guide rod (48) penetrates through the sliding seat (49) to be arranged, the central shaft of the roller (13) is rotatably connected with the sliding seat (49), a spring (50) is sleeved on the guide rod (48), the spring (50) is located below the sliding seat (49), a detection rod (51) is connected to the lower portion of the sliding seat (49), a limiting block (52) is arranged at the position, which is located below the detection rod (51), and a distance sensor (53) is arranged at the top of the limiting block (52).
3. The pipe inner diameter detection device according to claim 2, wherein: the right end of the transverse pipe (6) is provided with a positioning seat (31), the inner wall of the positioning seat (31) is provided with a plurality of balls (32), and the right end of the transverse rotating shaft (21) extends into the positioning seat (31).
4. The pipe inner diameter detection device according to claim 1 or 2, wherein: be provided with centering mechanism on violently pipe (6), centering mechanism is including setting up in inside support frame (24) of violently pipe (6), support frame (24) inner is provided with bearing (25), be provided with screwed pipe (22) in bearing (25), screwed pipe (22) cover is located on horizontal pivot (21), threaded connection has conical block (28) on screwed pipe (22), be provided with locating lever (9) on violently pipe (6), locating lever (9) pass the lateral wall setting of violently pipe (6), the lower extreme of locating lever (9) is provided with the butt face of slope, the butt face of locating lever (9) lower extreme contacts with the outer peripheral face of conical block (28), screwed pipe (22) outside is connected with driven gear (23), violently inside being provided with motor (26) of pipe (6), motor (26) drive connection has driving gear (27), driving gear (27) and driven gear (23) mesh mutually.
5. The inner diameter detection device of the pipeline according to claim 4, wherein: still include bottom plate (1), bottom plate (1) upper portion is provided with slide rail (2), and it is provided with slider (3) to slide on slide rail (2), and bottom plate (1) top is provided with spacing section of thick bamboo (4), and install on slider (3) spacing section of thick bamboo (4), and standpipe (5) lower extreme stretches into and sets up in spacing section of thick bamboo (4), and waist round hole (17) have been seted up to spacing section of thick bamboo (4) side, and pivot seat (16) are located waist round hole (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211418315.9A CN115752335B (en) | 2022-11-14 | 2022-11-14 | Pipeline internal diameter detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211418315.9A CN115752335B (en) | 2022-11-14 | 2022-11-14 | Pipeline internal diameter detection device |
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| CN115752335A true CN115752335A (en) | 2023-03-07 |
| CN115752335B CN115752335B (en) | 2024-04-12 |
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| CN212179769U (en) * | 2020-07-14 | 2020-12-18 | 丹阳市汉德瑞工具有限公司 | Automobile wheel end bearing inner diameter detection tool |
| CN214119373U (en) * | 2020-12-31 | 2021-09-03 | 无锡纽思铁科能源科技有限公司 | Variable-diameter pipeline detection robot |
| CN113028946A (en) * | 2021-03-11 | 2021-06-25 | 国网新疆电力有限公司电力科学研究院 | Device and method for measuring inner diameter of cable protection pipe |
| CN215572608U (en) * | 2021-07-02 | 2022-01-18 | 伊川县阔达建筑规划测绘有限公司 | Inner diameter measuring device for hydraulic engineering pipeline |
| CN216977728U (en) * | 2021-09-10 | 2022-07-15 | 广东建安检测有限公司 | Arched bridge seepage hole detection ruler |
| CN113932689A (en) * | 2021-10-13 | 2022-01-14 | 广东电网有限责任公司佛山供电局 | Pipeline size measuring device |
| CN114029808A (en) * | 2021-11-10 | 2022-02-11 | 浙江万丰奥威汽轮股份有限公司 | Hub polishing device |
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