CN116067260A - Device for checking inner diameter of pipeline - Google Patents
Device for checking inner diameter of pipeline Download PDFInfo
- Publication number
- CN116067260A CN116067260A CN202111518241.1A CN202111518241A CN116067260A CN 116067260 A CN116067260 A CN 116067260A CN 202111518241 A CN202111518241 A CN 202111518241A CN 116067260 A CN116067260 A CN 116067260A
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- fixedly connected
- pipeline
- electric telescopic
- square
- inner chamber
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
- G01B5/12—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters internal diameters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a device for checking the inner diameter of a pipeline, which comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a device box, the bottom of an inner cavity of the device box is fixedly connected with a detection table, the top of the detection table is provided with a placing groove, and the inside of the detection table is provided with a driving groove. This a device for checking pipeline internal diameter has the detection platform through the internally mounted at the device case to the standing groove has been seted up at the top of detecting the platform, and the mounting frame is installed to the inboard of standing groove, and second electric telescopic handle and first electric telescopic handle, when the cooperation of these two structures can press down different pipelines, can carry out dual centre gripping in the inside and outside of pipeline, has guaranteed the stability when detecting, and the first motor of bottom can drive the pipeline and rotate under the effect of ball simultaneously, conveniently carries out more comprehensive observation, has improved the practicality of equipment.
Description
Technical Field
The invention relates to the technical field of clothing fabrics, in particular to a device for checking the inner diameter of a pipeline.
Background
The pipeline is a device for conveying gas, liquid or fluid with solid particles, which is formed by connecting pipes, pipe connectors, valves and the like, when the current manufacturers produce the pipeline, each batch of pipelines need to be sampled and detected, so that quality problems caused by cracks or material reasons in the inner diameter of the water pipe are prevented, and the current pipeline detection is mostly carried out by naked eyes and experiences of workers, and the detection mode has no certain standard, so that the quality of the pipeline is uneven.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a device for checking the inner diameter of a pipeline, which solves the problem that the quality of products is uneven due to the fact that no equipment convenient to use is arranged in the current pipeline production sampling detection.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a device for checking pipeline internal diameter, includes the bottom plate, the top fixedly connected with device case of bottom plate, the bottom fixedly connected with of device incasement chamber detects the platform, the standing groove has been seted up at the top of detecting the platform, the inside of detecting the platform has been seted up the drive slot, the first motor of fixed plate fixedly connected with is passed through to the bottom of drive slot inner chamber, the output shaft of first motor passes through shaft coupling fixedly connected with dwang, the top of dwang runs through the drive slot and extends to the inboard of standing groove, the dwang extends to the inboard one end fixedly connected with installing frame of standing groove, the pressing groove has all been seted up to the both sides of the inside below of installing frame, the top of pressing groove inner chamber is through seting up opening sliding connection and is pressed the piece, the surface of pressing the piece and the outside that is located the pressing groove have cup jointed the spring, the bottom of pressing groove inner chamber is through connecting plate fixedly connected with button.
Preferably, the bottom fixedly connected with linkage seat of installing frame inner chamber, first flexible groove has all been seted up to the inside both sides of linkage seat, two the equal fixedly connected with first electric telescopic handle of one side that first flexible groove is close, two the one end that first electric telescopic handle is on the back of the body all runs through first flexible groove and extends to the outside of linkage seat, the one end fixedly connected with limiting plate that first electric telescopic handle extends to the outside of linkage seat, the second flexible groove has all been seted up on the upper portion of standing groove inner chamber both sides, one side fixedly connected with second electric telescopic handle of second flexible groove inner chamber, two the opposite one end of second electric telescopic handle all has the ball through fixed block roll connection.
Preferably, the top of device case is through seting up opening sliding connection and is had a square screw thread section of thick bamboo, the top of device case is through support fixedly connected with driving box, the top of driving box inner chamber is through fixed plate fixedly connected with second motor, the output shaft of second motor passes through the threaded rod that shaft coupling fixedly connected with cooperatees with square screw thread section of thick bamboo and use, the bottom of threaded rod runs through driving box and extends to the inboard of square screw thread section of thick bamboo, and threaded rod and square screw thread section of thick bamboo are threaded connection.
Preferably, the equal fixedly connected with hydraulic stem in both sides of device case inner chamber, the top fixedly connected with connecting plate of hydraulic stem, two fixedly connected with explosion-proof section of thick bamboo between the connecting plate, the opening has been seted up at the top of explosion-proof section of thick bamboo, the bottom of square screw thread section of thick bamboo extends to the inboard of explosion-proof section of thick bamboo through the opening, the surface of square screw thread section of thick bamboo just is located the inboard fixedly connected with of explosion-proof section of thick bamboo and hinders the back plate, the surface of square screw thread section of thick bamboo just is located the below sliding connection who hinders the back plate and has the sealed lid that cooperatees with the opening to use, the surface of square screw thread section of thick bamboo just is located and has cup jointed high-pressure spring between hinder back plate and the sealed lid.
Preferably, the surface of the square thread cylinder is fixedly connected with an anti-slip ring below the sealing cover, the bottom of the anti-slip ring is fixedly connected with an air bag, the bottom of the air bag is fixedly connected with a measuring frame through a fixing block, and two sides of the measuring frame are fixedly connected with a thrust spring through an opening.
Preferably, two thrust springs are all fixedly connected with measuring stick in the one end that is opposite to each other, the bottom fixedly connected with spotlight of measuring frame, the upper portion of device case left side is through fixed plate fixedly connected with fan.
Preferably, the air outlet of the fan is fixedly communicated with an air duct, one end of the air duct penetrates through the device box and extends to the inside of the device box, the bottom of the air duct is fixedly communicated with the air duct which is located in the device box, and the bottom of the air duct penetrates through the air duct and the sealing cover in sequence and is communicated with the top of the air bag.
Preferably, the surface of the explosion-proof cylinder is fixedly provided with a toughened glass strip through an opening.
Advantageous effects
The present invention provides an apparatus for inspecting the inside diameter of a pipe. Compared with the prior art, the method has the following beneficial effects:
(1) This a device for checking pipeline internal diameter has the detection platform through the internally mounted at the device case to the standing groove has been seted up at the top of detecting the platform, and the mounting frame is installed to the inboard of standing groove, and second electric telescopic handle and first electric telescopic handle, when the cooperation of these two structures can press down different pipelines, can carry out dual centre gripping in the inside and outside of pipeline, the stability when having guaranteed to detect, the first motor of bottom can drive the pipeline and rotate under the effect of ball simultaneously, conveniently carries out more comprehensive observation, has improved the practicality of equipment.
(2) This a device for checking pipeline internal diameter is connected with explosion-proof section of thick bamboo through using the hydraulic stem in the inside of device case, when explosion-proof section of thick bamboo covers the pipeline, can insert inside the pipeline with measuring frame and spotlight, and two measuring sticks can measure length, and when the spotlight starts, can make the staff observe the pipeline surface through outside toughened glass strip and have crack printing opacity, has made things convenient for the use of staff, also very big improvement the quality of product simultaneously.
(3) This a device for checking pipeline internal diameter is through having the gasbag at the surface mounting of square screw section of thick bamboo to use air duct and gas-supply pipe to be connected with outside fan, can aerify the gasbag when the fan starts, thereby can exert pressure to the pipeline inner wall, conveniently detect the bearing capacity of pipeline material, can be indirect reduce production loss for the producer, improve the holistic functionality of equipment.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view of the structure of the device case and the drive case of the present invention;
FIG. 3 is an enlarged view of a portion of the invention at A in FIG. 2;
FIG. 4 is an enlarged view of a portion of the invention at B in FIG. 2;
FIG. 5 is an enlarged view of a portion of the invention at C in FIG. 2;
FIG. 6 is an enlarged view of a portion of the invention at D in FIG. 2;
FIG. 7 is an enlarged view of a portion of the invention at E in FIG. 2;
fig. 8 is a schematic view of the structure of the explosion proof cylinder and the tempered glass ribbon of the present invention.
In the figure: 1. a bottom plate; 2. an apparatus box; 3. a detection table; 4. a placement groove; 5. a driving groove; 6. a first motor; 7. a rotating lever; 8. a mounting frame; 9. a pressing groove; 10. pressing the blocks; 11. a spring; 12. a button; 13. a linkage seat; 14. a first expansion tank; 15. a first electric telescopic rod; 16. a limiting plate; 17. a second expansion tank; 18. a second electric telescopic rod; 19. a ball; 20. a square thread cylinder; 21. a drive box; 22. a threaded rod; 23. a hydraulic rod; 24. a connecting plate; 25. an explosion-proof cylinder; 26. a through port; 27. a back plate; 28. sealing cover; 29. a high-pressure spring; 30. an anti-slip ring; 31. an air bag; 32. a measuring frame; 33. a measuring rod; 34. a thrust spring; 35. a spotlight; 36. a blower; 37. an air duct; 38. a gas pipe; 39. a second motor; 40. tempered glass strips.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a device for checking pipeline internal diameter, including bottom plate 1, the top fixedly connected with device case 2 of bottom plate 1, the bottom fixedly connected with of device case 2 inner chamber detects platform 3, standing groove 4 has been seted up at the top of detecting platform 3, driving groove 5 has been seted up to the inside of detecting platform 3, driving groove 5 inner chamber's bottom passes through fixed plate fixedly connected with first motor 6, first motor 6 is servo motor, shaft coupling fixedly connected with dwang 7 is passed through to the output shaft of first motor 6, the top of dwang 7 runs through driving groove 5 and extends to the inboard of standing groove 4, the dwang 7 extends to the inboard one end fixedly connected with installation frame 8 of standing groove 4, pressing groove 9 has all been seted up to the both sides of the inside below of installation frame 8, opening sliding connection has pressing block 10 is seted up at the top of pressing groove 9 inner chamber's top and is located pressing groove 9's outside and cup jointed spring 11, pressing groove 9 inner chamber's bottom is through connecting plate fixedly connected with button 12.
In order to clamp a pipeline in an internal and external dual manner, in the invention, the bottom of the inner cavity of the mounting frame 8 is fixedly connected with the linkage seat 13, two sides of the inner cavity of the linkage seat 13 are respectively provided with the first telescopic slots 14, one sides of the two first telescopic slots 14 close to each other are respectively fixedly connected with the first electric telescopic rods 15, one ends of the two first electric telescopic rods 15, which are opposite, penetrate through the first telescopic slots 14 and extend to the outer part of the linkage seat 13, one ends of the first electric telescopic rods 15, which extend to the outer part of the linkage seat 13, are fixedly connected with the limiting plates 16, the upper parts of two sides of the inner cavity of the placing groove 4 are respectively provided with the second telescopic slots 17, one sides of the inner cavity of the second telescopic slots 17 are respectively fixedly connected with the second electric telescopic rods 18, and the opposite ends of the two second electric telescopic rods 18 are respectively connected with the balls 19 in a rolling manner through fixing blocks.
Further, in order to enable the square thread cylinder 20 to lift, the square thread cylinder 20 is slidingly connected to the top of the device box 2 through the opening, the driving box 21 is fixedly connected to the top of the device box 2 through the support, the second motor 39 is fixedly connected to the top of the inner cavity of the driving box 21 through the fixing plate, the second motor 39 is a servo motor, the output shaft of the second motor 39 is fixedly connected with a threaded rod 22 matched with the square thread cylinder 20 through the coupler, the bottom end of the threaded rod 22 penetrates through the driving box 21 and extends to the inner side of the square thread cylinder 20, and the threaded rod 22 is in threaded connection with the square thread cylinder 20.
In order to fasten the sealing cover 28 when the pipeline is sealed, in the invention, the two sides of the inner cavity of the device box 2 are fixedly connected with the hydraulic rod 23, the top end of the hydraulic rod 23 is fixedly connected with the connecting plates 24, the explosion-proof cylinder 25 is fixedly connected between the two connecting plates 24, the top of the explosion-proof cylinder 25 is provided with the through hole 26, the bottom end of the square thread cylinder 20 extends to the inner side of the explosion-proof cylinder 25 through the through hole 26, the surface of the square thread cylinder 20 is fixedly connected with the anti-back plate 27 which is positioned at the inner side of the explosion-proof cylinder 25, the sealing cover 28 which is matched with the through hole 26 is slidingly connected with the surface of the square thread cylinder 20 and positioned between the anti-back plate 27 and the sealing cover 28, and the high-pressure spring 29 is sleeved between the anti-back plate 27 and the sealing cover 28.
In order to perform pressure test on the inside of a pipeline, in the invention, an anti-slip ring 30 is fixedly connected to the surface of a square threaded cylinder 20 and positioned below a sealing cover 28, an air bag 31 is fixedly connected to the bottom of the anti-slip ring 30, a measuring frame 32 is fixedly connected to the bottom of the air bag 31 through a fixing block, and thrust springs 34 are fixedly connected to two sides of the measuring frame 32 through openings.
In order to pressurize the air bag 31, in the invention, two thrust springs 34 are fixedly connected with a measuring rod 33 at opposite ends, a spotlight 35 is fixedly connected with the bottom of the measuring frame 32, and a fan 36 is fixedly connected with the upper part of the left side of the device box 2 through a fixing plate.
Wherein, the gas outlet of fan 36 is fixed to be linked together and is had air duct 37, and the one end of air duct 37 runs through device case 2 and extends to the inside of device case 2, and the bottom of gas-supply pipe 38 just is located the inside fixed intercommunication of device case 2 and has gas-supply pipe 38, and the bottom of gas-supply pipe 38 runs through air duct 37 and sealed lid 28 in proper order and communicates in the top of gasbag 31.
In order to facilitate observation by a worker, the surface of the explosion-proof cylinder 25 is fixedly provided with a tempered glass strip 40 through an opening.
And all that is not described in detail in this specification is well known to those skilled in the art.
When the device is used, the sliding door on the surface of the device box 2 is opened, then the pipeline is placed on the inner side of the placing groove 4, when the bottom end of the pipeline is pressed on the top of the pressing block 10, the pressing block 10 descends and then triggers the button 12, at the moment, the first electric telescopic rod 15 and the second electric telescopic rod 18 respectively push the ball 19 and the limiting plate 16 to clamp the outside and the inside of the pipeline in a bidirectional manner, then the second motor 39 is started to drive the threaded rod 22 to rotate so that the square threaded cylinder 20 pushes the measuring frame 32 into the pipeline, the measuring rods 33 on the two sides of the measuring frame 32 automatically retract and regulate when encountering the pipeline, the staff can know the length of the inner diameter through the scales on the surface of the measuring rod 33, then the staff starts the hydraulic rod 23 to drive the explosion-proof cylinder 25 to descend so as to cover the pipeline, then the second motor 39 is continuously started so that the square threaded cylinder 20 is continuously descended, at this time, the sealing cover 28 covers the top of the pipeline through the through hole 26, when the square threaded cylinder 20 descends continuously, the sealing cover 28 is firmly pressed at the top of the pipeline through the action of the high-pressure spring 29, at this time, the air bag 31, the measuring frame 32 and the spotlight 35 are all positioned in the pipeline, the spotlight 35 is turned on, strong light of the spotlight 35 irradiates the inside of the pipeline, the first motor 6 is started at this time, a rotating rod 7 drives the pipeline to rotate, a worker can observe whether a light penetration point exists on the surface of the pipeline through the toughened glass strip 40 or not, so that the damage point exists on the inner diameter or not is found, a fan 36 can be started after crack detection is completed, gas is injected into the air bag 31 through the actions of the gas guide pipe 37 and the gas guide pipe 38, the air bag 31 bulges to squeeze the inner wall of the pipeline, and the pressure-bearing performance of the pipeline is tested.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. Device for checking the internal diameter of a pipe, comprising a base plate (1), characterized in that: the utility model discloses a device for detecting the inner wall of a motor vehicle, including bottom plate (1), bottom fixedly connected with device case (2), the bottom fixedly connected with of device case (2) inner chamber detects platform (3), standing groove (4) have been seted up at the top of detecting platform (3), drive slot (5) have been seted up to the inside of detecting platform (3), the bottom of drive slot (5) inner chamber passes through fixed plate fixedly connected with first motor (6), the output shaft of first motor (6) passes through shaft coupling fixedly connected with dwang (7), the top of dwang (7) runs through drive slot (5) and extends to the inboard of standing groove (4), one end fixedly connected with installing frame (8) that dwang (7) extends to the inboard of standing groove (4), pressing slot (9) have all been seted up to the both sides of installing frame (8) inside below, pressing slot (9) inner chamber's top is through seting up opening sliding connection and is pressed briquetting (10), pressing briquetting (10) surface and being located pressing slot (9) outside cup joint spring (11), pressing slot (9) bottom fixedly connected with connecting plate (12).
2. An apparatus for inspecting an inside diameter of a pipe according to claim 1, wherein: the utility model discloses a motor-driven telescopic handle for the bicycle, including installation frame (8), linkage seat (13) are fixed connection to the bottom of installing frame (8) inner chamber, first expansion tank (14) have all been seted up to the inside both sides of linkage seat (13), two equal fixedly connected with first electric telescopic handle (15) in one side that first expansion tank (14) are close, two the one end that first electric telescopic handle (15) are on the back all runs through first expansion tank (14) and extends to the outside of linkage seat (13), first electric telescopic handle (15) extend to the outside one end fixedly connected with limiting plate (16) of linkage seat (13), second expansion tank (17) have all been seted up on the upper portion of standing groove (4) inner chamber both sides, one side fixedly connected with second electric telescopic handle (18) of second expansion tank (17) inner chamber, two the opposite one end of second electric telescopic handle (18) all is connected with ball (19) through the fixed block roll.
3. An apparatus for inspecting an inside diameter of a pipe according to claim 1, wherein: the top of device case (2) is through seting up opening sliding connection has square screw thread section of thick bamboo (20), the top of device case (2) is through support fixedly connected with driving case (21), the top of driving case (21) inner chamber is through fixed plate fixedly connected with second motor (39), the output shaft of second motor (39) is through shaft coupling fixedly connected with threaded rod (22) that cooperatees with square screw thread section of thick bamboo (20) and use, the bottom of threaded rod (22) runs through driving case (21) and extends to the inboard of square screw thread section of thick bamboo (20), and threaded rod (22) are threaded connection with square screw thread section of thick bamboo (20).
4. A device for inspecting an inside diameter of a pipe according to claim 3, wherein: the device comprises a device box (2), wherein hydraulic rods (23) are fixedly connected to two sides of an inner cavity of the device box (2), connecting plates (24) are fixedly connected to the top ends of the hydraulic rods (23), explosion-proof barrels (25) are fixedly connected between the connecting plates (24), through holes (26) are formed in the tops of the explosion-proof barrels (25), the bottom ends of square thread barrels (20) extend to the inner sides of the explosion-proof barrels (25) through the through holes (26), a retraction blocking plate (27) is fixedly connected to the surface of the square thread barrels (20) and the inner sides of the explosion-proof barrels (25), sealing covers (28) matched with the through holes (26) are connected to the surface of the square thread barrels (20) in a sliding mode and are located below the retraction blocking plate (27), and high-pressure springs (29) are sleeved between the surface of the square thread barrels (20) and the sealing covers (28).
5. An apparatus for inspecting an inside diameter of a pipe according to claim 4, wherein: the anti-skid device is characterized in that an anti-skid ring (30) is fixedly connected to the surface of the square threaded cylinder (20) and positioned below the sealing cover (28), an air bag (31) is fixedly connected to the bottom of the anti-skid ring (30), a measuring frame (32) is fixedly connected to the bottom of the air bag (31) through a fixing block, and thrust springs (34) are fixedly connected to two sides of the measuring frame (32) through openings.
6. An apparatus for inspecting an inside diameter of a pipe according to claim 5, wherein: the two thrust springs (34) are all fixedly connected with measuring rod (33) in the one end that is opposite to each other, the bottom fixedly connected with spotlight (35) of measuring frame (32), the upper portion of device case (2) left side is through fixed plate fixedly connected with fan (36).
7. An apparatus for inspecting an inside diameter of a pipe according to claim 6, wherein: the air outlet of fan (36) is fixed to be linked together and is had air duct (37), the one end of air duct (37) runs through device case (2) and extends to the inside of device case (2), the bottom of air duct (38) just is located the inside fixed intercommunication of device case (2) and has air duct (38), the bottom of air duct (38) runs through air duct (37) and sealed lid (28) in proper order and communicates in the top of gasbag (31).
8. An apparatus for inspecting an inside diameter of a pipe according to claim 4, wherein: the surface of the explosion-proof cylinder (25) is fixedly provided with a toughened glass strip (40) through an opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111518241.1A CN116067260A (en) | 2021-12-13 | 2021-12-13 | Device for checking inner diameter of pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111518241.1A CN116067260A (en) | 2021-12-13 | 2021-12-13 | Device for checking inner diameter of pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN116067260A true CN116067260A (en) | 2023-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111518241.1A Pending CN116067260A (en) | 2021-12-13 | 2021-12-13 | Device for checking inner diameter of pipeline |
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| CN (1) | CN116067260A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116773552A (en) * | 2023-06-21 | 2023-09-19 | 上海誉帆环境科技股份有限公司 | Pipeline interior detection equipment and detection method |
-
2021
- 2021-12-13 CN CN202111518241.1A patent/CN116067260A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116773552A (en) * | 2023-06-21 | 2023-09-19 | 上海誉帆环境科技股份有限公司 | Pipeline interior detection equipment and detection method |
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