CN113624184A - Equipment for checking inner diameter of pipeline - Google Patents
Equipment for checking inner diameter of pipeline Download PDFInfo
- Publication number
- CN113624184A CN113624184A CN202110869823.8A CN202110869823A CN113624184A CN 113624184 A CN113624184 A CN 113624184A CN 202110869823 A CN202110869823 A CN 202110869823A CN 113624184 A CN113624184 A CN 113624184A
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- pipeline
- pipe
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- chain
- wheel
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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
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/10—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring diameters
- G01B21/14—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring diameters internal diameters
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- General Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention provides equipment for checking the inner diameter of a pipeline, which comprises a mounting frame, a belt storage wheel arranged on the mounting frame, a conveying device and a pipeline fixing device, wherein a pipe chain is wound on the belt storage wheel, the pipe chain is formed by sequentially and rotatably connecting a plurality of pipe fittings through movable hinges, when two adjacent pipe fittings rotate to be in a straight line, the movable hinges can prevent the pipe fittings from further rotating, a sensor is arranged on the pipe fitting at the outermost end of the pipe chain, the pipeline fixing device is used for fixing the pipeline to be checked, and the conveying device is used for conveying the pipe chain into the pipeline. The equipment for inspecting the inner diameter of the pipeline can be matched with a production line to finish the detection of the inner diameter of the steel pipe, the quality and the qualification rate of products are improved, and compared with the existing equipment, the equipment is simple to operate and high in inspection speed.
Description
Technical Field
The invention relates to the field of pipeline detection, in particular to equipment for detecting the inner diameter of a pipeline.
Background
The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.
Steel pipes are steel with a hollow cross section whose length is much greater than the diameter or circumference. Especially, the steel pipe for the conveying pipeline and the petrochemical industry and the like has the characteristics of long length and high quality requirement. With the increasing requirements of customers on the quality of steel pipes, the quality of products produced by steel pipes as manufacturers is also required to be improved continuously. Therefore, the pipe fitting needs to detect whether the inner diameter of the steel pipe is qualified, but the dial indicator is difficult to enter the pipe fitting, and even if the pipe fitting can enter the pipe fitting, the pipe fitting is inconvenient to read and observe.
At present, the seamless steel tube is allowed to be used only when the inner diameter and the outer diameter of the seamless steel tube meet qualified requirements after production is finished, and most of the round seamless steel tubes are measured by using vernier calipers. However, the vernier caliper is difficult to penetrate into the steel pipe, and only the size of the end part of the steel pipe can be measured. The existing inner diameter measuring equipment on the market at present needs to insert an inner diameter measuring claw into a seamless steel pipe for measurement, then the reading is carried out, the comparison is carried out according to the specified size and the limit tolerance during the production of the seamless steel pipe, and finally whether the inner diameter of the steel pipe is qualified or not is determined.
It should be noted that the above background description is only for the sake of clarity and complete description of the technical solutions of the present invention and for the understanding of those skilled in the art. Such solutions are not considered to be known to the person skilled in the art merely because they have been set forth in the background section of the invention.
Disclosure of Invention
The invention aims to provide a device for checking the inner diameter of a pipeline.
In order to solve the technical problem, the invention provides equipment for checking the inner diameter of a pipeline, which comprises a mounting frame, a belt storage wheel, a conveying device and a pipeline fixing device, wherein the belt storage wheel is arranged on the mounting frame, a pipe chain is wound on the belt storage wheel, the pipe chain is formed by sequentially and rotatably connecting a plurality of pipe fittings through movable hinges, when two adjacent pipe fittings rotate to form a straight line, the movable hinges can prevent the pipe fittings from further rotating, a sensor is arranged on the pipe fitting at the outermost end of the pipe chain, the pipeline fixing device is used for fixing the pipeline to be checked, and the conveying device is used for conveying the pipe chain into the pipeline.
Preferably, two adjacent pipe fittings can be connected through a movable hinge in a 180-degree rotating mode, and the pipe chain is wound on the belt storage wheel layer by layer from inside to outside to form a regular hexagon structure.
Preferably, the pipeline fixing device comprises a fixed plate mounted on the mounting frame, an air cylinder mounted on the fixed plate, a moving block capable of moving up and down under the driving of the air cylinder, and a moving plate fixedly connected with the moving block, wherein a clamping groove for the pipeline to pass through is arranged on the moving plate, the pipeline fixing device further comprises a V-shaped roller,
when the pipeline is installed on the pipeline fixing device, the pipeline penetrates through the clamping groove, the lower side of the pipeline is supported on the V-shaped roller, and the air cylinder controls the moving plate to move downwards until the upper side of the pipeline is clamped by the clamping groove.
Preferably, the pipeline fixing device further comprises two guide rods arranged in the vertical direction, the guide rods penetrate through the moving block, and the moving block can slide up and down along the guide rods.
In a preferred embodiment, the moving block is located right below the V-shaped roller, an upper V-shaped groove is formed in a lower surface of the moving block, a lower V-shaped groove is formed in the V-shaped roller, and when the pipe is mounted on the pipe fixing device, the pipe is fixed by the upper V-shaped groove and the lower V-shaped groove in the vertical direction.
Preferably, the conveying device comprises a plurality of upper guide wheels and a plurality of lower guide wheels, the pipe chain is unfolded from the belt storage wheel and then is in a linear shape, and the end part of the linear pipe chain passes through the space between the upper guide wheels and the lower guide wheels.
Preferably, the number of the lower guide wheels is three, the conveying device further comprises a driving wheel for driving one of the lower guide wheels to rotate, driven wheels arranged on two sides of the driving wheel, and a second motor for driving the driving wheel to rotate, the driven wheels are in conveying connection with the driving wheel through a chain, and the driven wheels are used for driving the other two lower guide wheels to rotate.
Preferably, the conveying device further comprises a first platform and a second platform which are arranged along the horizontal direction, the upper guide wheel, the lower guide wheel and the second motor are installed on the first platform, the second platform is arranged on the lower side of the first platform, the second platform is fixedly connected with the mounting frame, and the conveying device further comprises a lifting device which is used for driving the first platform to move up and down relative to the second platform.
By means of the technical scheme, the invention has the following beneficial effects:
the equipment for inspecting the inner diameter of the pipeline can be matched with a production line to finish the detection of the inner diameter of the steel pipe, the quality and the qualification rate of products are improved, and compared with the existing equipment, the equipment is simple to operate and high in inspection speed. The equipment of this application makes the sensor walk straightly in the steel pipe inside through the chain pipe conveying, improves and detects the accuracy, guarantees through cooperation such as draw-in groove support that the sensor walks straightly, can not block in pipeline inside. Through the cooperation of motor and rack and pinion, improve the stationarity and the accuracy of steel pipe transportation greatly.
Drawings
FIG. 1 is a schematic diagram of the apparatus of the present application;
FIG. 2 is a schematic structural view of a pulley of the present application;
FIG. 3 is a schematic view of the internal structure of the belt wheel of the present application;
FIG. 4 is a schematic structural view of the pipe fixation device of the present application;
FIG. 5 is a schematic structural view of the transfer device of the present application;
fig. 6 is a schematic structural view of the transfer device of the present application.
Wherein: 1. a belt storage wheel; 2. a mounting frame; 3. a first motor; 4. a conveying device; 5. a pipeline fixing device; 6. a pipe chain; 7. a sensor; 51. a cylinder; 52. a moving block; 53. moving the plate; 54. a card slot; 55. a guide bar; 56. a fixing plate; 57. a V-shaped roller; 41. an upper guide wheel; 42. a lower guide wheel; 43. a driving wheel; 44, 45, driven wheel; 46. a second motor; 47. a first platform; 48. a second platform; 49. a lifting device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, in the description of the present invention, the terms "first", "second", and the like are used for descriptive purposes only and for distinguishing similar objects, and no precedence between the two is considered as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in the figure, the invention provides equipment for checking the inner diameter of a pipeline, which comprises a mounting frame 2, a belt storage wheel 1 arranged on the mounting frame 2, a conveying device 4 and a pipeline fixing device 5, wherein a pipe chain 6 is wound on the belt storage wheel 1, the pipe chain 6 is formed by sequentially and rotatably connecting a plurality of pipe fittings through movable hinges, when two adjacent pipe fittings rotate mutually to form a straight line, the movable hinges can prevent the pipe fittings from further rotating, a sensor 7 is arranged on the pipe fitting at the outermost end of the pipe chain 6, the pipeline fixing device 5 is used for fixing the pipeline to be checked, and the conveying device 4 is used for conveying the pipe chain 6 into the pipeline. In a preferred embodiment, two adjacent pipe fittings can be connected through a movable hinge in a 180-degree rotating mode, and the pipe chain 6 is wound on the storage pulley 1 layer by layer from inside to outside to form a regular hexagon structure.
The pipeline fixing device 5 comprises a fixing plate 56 mounted on the mounting frame 2, an air cylinder 51 mounted on the fixing plate 56, a moving block 52 capable of moving up and down under the driving of the air cylinder 51, and a moving plate 53 fixedly connected with the moving block 52, wherein a clamping groove 54 for the pipeline to pass through is arranged on the moving plate 53, the pipeline fixing device 5 further comprises a V-shaped roller 57, when the pipeline is mounted on the pipeline fixing device 5, the pipeline passes through the clamping groove 54, the lower side of the pipeline is supported on the V-shaped roller 57, and the air cylinder 51 controls the moving plate 53 to move downwards until the upper side of the pipeline is clamped by the clamping groove 54.
The pipeline fixing device 5 further comprises two guide rods 55 arranged in the vertical direction, the guide rods 55 penetrate through the moving block 52, and the moving block 52 can slide up and down along the guide rods 55. In a preferred embodiment, the moving block 52 is located right below the V-shaped roller 57, an upper V-shaped groove is formed on the lower surface of the moving block 52, a lower V-shaped groove is formed on the V-shaped roller 57, and when the pipe is mounted on the pipe fixing device 5, the upper V-shaped groove and the lower V-shaped groove fix the pipe from the up-down direction, respectively.
The conveying device 4 comprises a plurality of upper guide wheels 41 and a plurality of lower guide wheels 42, the pipe chain 6 is unfolded from the storage pulley 1 and then is in a straight line shape, and the end part of the straight pipe chain 6 passes through the space between the upper guide wheels 41 and the lower guide wheels 42. The number of the lower guide wheels 42 is three, the conveying device 4 further comprises a driving wheel 43 for driving one of the lower guide wheels 42 to rotate, driven wheels 44 and 45 arranged on two sides of the driving wheel 43, and a second motor 46 for driving the driving wheel 43 to rotate, the driven wheels 44 and 45 are in conveying connection with the driving wheel 43 through a chain, and the driven wheels 44 and 45 are used for driving the other two lower guide wheels 42 to rotate.
The conveying device 4 further comprises a first platform 47 and a second platform 48 which are arranged along the horizontal direction, the upper guide wheel 41, the lower guide wheel 42 and the second motor 46 are installed on the first platform 47, the second platform 48 is arranged on the lower side of the first platform 47, the second platform 48 is fixedly connected with the mounting frame 2, and the conveying device 4 further comprises a lifting device 49 which is used for driving the first platform 47 to move up and down relative to the second platform 48. When checking pipes with different diameters, the pipe chain 6 passing through the conveying device 4 needs to be adjusted to a proper height, and at this time, the height of the first platform 47 can be adjusted by the lifting device 49, so that the unfolded pipe chain 6 can smoothly enter the pipe to be checked.
The equipment for inspecting the inner diameter of the pipeline can be matched with a production line to finish the detection of the inner diameter of the steel pipe, the quality and the qualification rate of products are improved, and compared with the existing equipment, the equipment is simple to operate and high in inspection speed. The equipment of this application makes sensor 7 walk straightly in the steel pipe inside through the chain pipe conveying, improves and detects the accuracy, guarantees sensor 7 through cooperation such as draw-in groove 54 support and walks straightly, can not block in the pipeline is inside. Through the cooperation of motor and rack and pinion, improve the stationarity and the accuracy of steel pipe transportation greatly.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.
Claims (7)
1. An apparatus for inspecting the inner diameter of a pipeline is characterized in that the apparatus comprises a mounting frame, a belt storing wheel arranged on the mounting frame, a conveying device and a pipeline fixing device,
the pipe chain is wound on the belt storage wheel and is sequentially and rotatably connected with each other through a movable hinge by a plurality of pipe fittings, when two adjacent pipe fittings rotate to each other to form a straight line, the movable hinge can prevent the pipe fittings from further rotating, a sensor is arranged on the pipe fitting at the outermost end of the pipe chain,
the pipeline fixing device is used for fixing a pipeline to be inspected, and the conveying device is used for conveying the pipe chain into the pipeline.
2. The apparatus of claim 1, wherein two adjacent pipe members are connected by a living hinge in a 180-degree rotatable manner, and the pipe chain is wound on the storage wheel layer by layer from inside to outside to form a regular hexagonal structure.
3. The device as claimed in claim 1, wherein the pipe fixing device comprises a fixing plate mounted on the mounting frame, a cylinder mounted on the fixing plate, a moving block capable of moving up and down under the driving of the cylinder, a moving plate fixedly connected with the moving block, a slot for the pipe to pass through is arranged on the moving plate, the pipe fixing device further comprises a V-shaped roller,
when the pipeline is installed on the pipeline fixing device, the pipeline penetrates through the clamping groove, the lower side of the pipeline is supported on the V-shaped roller, and the air cylinder controls the moving plate to move downwards until the upper side of the pipeline is clamped by the clamping groove.
4. The apparatus as claimed in claim 3, wherein the pipe fixing device further comprises two guide rods disposed in an up-down direction, the guide rods passing through the moving block, and the moving block being capable of sliding up and down along the guide rods.
5. The apparatus as claimed in claim 1, wherein the conveyor comprises a plurality of upper guide wheels and a plurality of lower guide wheels, the pipe chain is extended from the storage wheel and then is in a straight line shape, and the end of the straight pipe chain passes between the upper guide wheels and the lower guide wheels.
6. The device as claimed in claim 5, wherein the number of the lower guide wheels is three, the conveying device further comprises a driving wheel for driving one of the lower guide wheels to rotate, driven wheels arranged on two sides of the driving wheel, and a second motor for driving the driving wheel to rotate, the driven wheels are in conveying connection with the driving wheel through a chain, and the driven wheels are used for driving the other two lower guide wheels to rotate.
7. The apparatus as claimed in claim 5, wherein the conveyor further comprises a first platform and a second platform arranged along the horizontal direction, the upper guide wheel, the lower guide wheel and the second motor are mounted on the first platform, the second platform is arranged at the lower side of the first platform, the second platform is fixedly connected with the mounting frame, and the conveyor further comprises a lifting device for driving the first platform to move up and down relative to the second platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110869823.8A CN113624184A (en) | 2021-07-30 | 2021-07-30 | Equipment for checking inner diameter of pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110869823.8A CN113624184A (en) | 2021-07-30 | 2021-07-30 | Equipment for checking inner diameter of pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113624184A true CN113624184A (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110869823.8A Pending CN113624184A (en) | 2021-07-30 | 2021-07-30 | Equipment for checking inner diameter of pipeline |
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| Country | Link |
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| CN (1) | CN113624184A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114252046A (en) * | 2021-12-10 | 2022-03-29 | 凯德自控武汉智能装备有限公司 | Pipeline detection platform |
-
2021
- 2021-07-30 CN CN202110869823.8A patent/CN113624184A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114252046A (en) * | 2021-12-10 | 2022-03-29 | 凯德自控武汉智能装备有限公司 | Pipeline detection platform |
| CN114252046B (en) * | 2021-12-10 | 2024-04-16 | 凯德自控武汉智能装备有限公司 | Pipeline detection platform |
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