CN211525832U - Pipeline diameter measuring instrument convenient for turning - Google Patents
Pipeline diameter measuring instrument convenient for turning Download PDFInfo
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- CN211525832U CN211525832U CN201922354020.XU CN201922354020U CN211525832U CN 211525832 U CN211525832 U CN 211525832U CN 201922354020 U CN201922354020 U CN 201922354020U CN 211525832 U CN211525832 U CN 211525832U
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Abstract
The utility model discloses a pipeline diameter measuring instrument convenient for turning, which comprises a first barrel body, a second barrel body, a plurality of measuring arms arranged on the outer surface of the second barrel body, a plurality of numerical control boxes and a plurality of mileage wheels, wherein the second barrel body is connected with the first barrel body and is positioned at the rear part of the first barrel body, a front leather cup and a rear leather cup are respectively arranged on the first barrel body and the second barrel body, the front leather cup is arranged at the front end of each of the first barrel body and the second barrel body through a front flange, the rear leather cup is arranged at the rear end of each of the first barrel body and the second barrel body through a rear flange, and the measuring arms and the mileage wheels are in contact connection with the inner wall of the pipeline; the first mounting head and the second mounting head respectively penetrate through the rear pressing plate on the first barrel and the front pressing plate on the second barrel. The utility model discloses both can guarantee sufficient turning radius when the device turns, produce the rebound effort or the internal stress of side direction and influence the stability of device motion when can avoiding turning again.
Description
Technical Field
The utility model relates to a pipeline diameter gauge convenient to turn belongs to pipeline detection technology field.
Background
The pipeline is the important facility of transportation liquid and gas, by the wide application in feedwater, drainage, heat supply, supply gas, long distance transport oil and natural gas, agricultural irrigation, among hydraulic engineering and various industrial installation, the pipeline produces damage deformation of different degree after long-time the use easily, lead to the efficiency of oil gas transportation to reduce, produce in the transportation and reveal and lead to the loss increase, also caused serious potential safety hazard simultaneously, consequently necessary to carry out periodic detection to the pipeline, guarantee the intact and peripheral safety of pipeline, reduce pipeline operation management risk, reduce the emergence of operation production accident.
In the prior art, a magnetic leakage detection method is often adopted to detect the characteristics, the length and the like of the inner wall and the outer wall of a pipeline and the pipeline, when the magnetic leakage detection method utilizes a ferromagnetic steel pipe to be fully magnetized, magnetic lines of force in the pipe wall are blocked by defects on the surface or the position close to the surface of the ferromagnetic steel pipe, the magnetic lines of force at the defects are distorted, and a part of the magnetic lines of force leaks out of the inner surface and the outer surface of the ferromagnetic steel pipe to form a magnetic leakage field for detection.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pipeline diameter measuring instrument convenient to turn, this pipeline diameter measuring instrument convenient to turn both can guarantee sufficient turning radius when the device turns at magnetic leakage detection device, produces the rebound effort or the internal stress of side direction and influence the stability of device motion when can avoiding turning again.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a pipeline diameter measuring instrument convenient for turning comprises a first cylinder, a second cylinder, a plurality of measuring arms arranged on the outer surface of the second cylinder, a plurality of numerical control boxes and a plurality of mileage wheels, wherein the second cylinder is connected with the first cylinder and is positioned behind the first cylinder;
a plurality of battery sections are arranged in the first barrel and used for supplying power to the numerical control box on the second barrel;
the front leather cup is fixedly connected with the front flange through a front pressing plate, the rear leather cup is fixedly connected with the rear flange through a rear pressing plate, a plurality of front bolts sequentially penetrate through the front pressing plate, the front leather cup, the front flange and the front end faces of the first barrel and the second barrel, the front pressing plate, the front leather cup and the front flange are fixedly connected with the first barrel and the second barrel, a plurality of rear bolts sequentially penetrate through the rear pressing plate, the rear leather cup, the rear flange and the rear end faces of the first barrel and the second barrel, and the rear pressing plate, the rear leather cup and the rear flange are fixedly connected with the first barrel and the second barrel;
the plurality of mileage wheels are installed on the surface of the back leather cup back on to the back pressure plate of the second barrel body at equal intervals along the circumferential direction, the measuring arms are arranged at equal intervals along the circumferential direction of the second barrel body, the numerical control box is installed on the outer surface of the second barrel body at equal intervals along the circumferential direction, and the numerical control box and the measuring arms are 1 in number ratio: 2-8, electrically connecting each numerical control box with 2-8 measuring arms;
the chain is formed by connecting at least two metal rings, a first mounting head is arranged on a rear flange connected with the first barrel, a second mounting head is arranged on a front flange connected with the second barrel, the first mounting head and the second mounting head respectively penetrate through a rear pressing plate on the first barrel and a front pressing plate on the second barrel and are connected with two ends of the chain, the metal ring at one end of the chain is embedded into the first mounting head and is connected with the first mounting head through a first pin, and the metal ring at the other end of the chain is embedded into the second mounting head and is connected with the second mounting head through a second pin.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, the number ratio of the numerical control box to the measuring arms is 1: 6.
2. in the scheme, each numerical control box is electrically connected with 6 measuring arms which are adjacent in sequence.
3. In the scheme, the number of the mileage wheels is 3-6.
4. In the above scheme, the outer surface of the second cylinder is provided with a flange part along the circumferential direction, and a plurality of measuring arms are mounted on the flange part.
5. In the scheme, the front leather cup and the rear leather cup are both polyurethane leather cups.
6. In the scheme, the chain is coated with a flexible sleeve.
7. In the above scheme, the flexible sleeve is a cylindrical polyurethane sleeve.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
the utility model discloses pipeline diameter gauge convenient to turn, it can move in the pipeline that has 15% deflection, and through the detection to the pipeline internal diameter that passes through, effectively discern the deformation position of pipeline, especially sunken position and deflection, provide earlier stage data for the further detection of follow-up equipment to the pipeline, provide the guidance for the detection of follow-up equipment to the pipeline; in addition, a first cylinder and a second cylinder are connected through a chain, the chain is formed by connecting at least two metal rings, a rear flange connected with the first cylinder is provided with a first mounting head, a front flange connected with the second cylinder is provided with a second mounting head, the first mounting head and the second mounting head respectively penetrate through a rear pressing plate on the first cylinder and a front pressing plate on the second cylinder and are connected with two ends of the chain, the metal ring at one end of the chain is embedded into the first mounting head and is connected with the first mounting head through a first pin, the metal ring at the other end of the chain is embedded into the second mounting head and is connected with the second mounting head through a second pin, and the two cylinders are connected through the chain, so that the connection of the cylinders is realized, the conduction of driving force between the cylinders is convenient, and the device has larger bending space, so that the device can smoothly pass through a bend and still keep the mutual pulling force when the bend passes through the bend, furthermore, the chain formed by connecting a plurality of metal rings can ensure enough turning radius when the device turns, and can avoid the influence on the motion stability of the device caused by lateral rebound acting force or internal stress generated when the device turns.
Drawings
FIG. 1 is a sectional view of the pipeline diameter gauge convenient for turning of the present invention;
FIG. 2 is a schematic structural view of the pipe diameter gauge convenient for turning of the present invention;
FIG. 3 is a schematic view of a partial structure of the pipe diameter gauge convenient for turning according to the present invention;
figure 4 is the utility model discloses pipeline diameter gauge's local structure cross-sectional view convenient to turn.
In the above drawings: 1a, a first cylinder; 1b, a second cylinder; 2. a front leather cup; 3. a back leather cup; 4. measuring an arm; 5. a numerical control box; 6. a mileage wheel; 7. a front flange; 8. a rear flange; 9. a front platen; 10. a rear pressing plate; 11. a front bolt; 12. a rear bolt; 13. a flange portion; 35. a chain; 351. a metal ring; 36. a first mounting head; 37. a second mounting head; 38. a first pin; 39. a second pin; 40. a flexible sleeve.
Detailed Description
In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.
Example 1: a pipeline diameter measuring instrument convenient for turning comprises a first cylinder body 1a, a second cylinder body 1b, a plurality of measuring arms 4 arranged on the outer surface of the second cylinder body 1b, a plurality of numerical control boxes 5 and a plurality of mileage wheels 6, the second cylinder body 1b is connected with the first cylinder body 1a and is positioned behind the first cylinder body 1a, the first cylinder body 1a and the second cylinder body 1b are respectively provided with a front leather cup 2 and a rear leather cup 3, the front leather cup 2 is arranged at the front ends of the first cylinder body 1a and the second cylinder body 1b through a front flange 7, the rear leather cup 3 is arranged at the rear ends of the first cylinder body 1a and the second cylinder body 1b through a rear flange 8, a plurality of mileage wheels 6 are arranged on the rear flange 8 of the second cylinder body 1b, the front leather cup 2 and the rear leather cup 3 are in interference fit with the inner wall of the pipeline in the circumferential direction, and the measuring arm 4 and the mileage wheel 6 are in contact connection with the inner wall of the pipeline;
a plurality of battery sections are arranged in the first barrel 1a and used for supplying power to the numerical control box 5 on the second barrel 1 b;
the front leather cup 2 is fixedly connected with the front flange 7 through a front pressing plate 9, the rear leather cup 3 is fixedly connected with the rear flange 8 through a rear pressing plate 10, a plurality of front bolts 11 sequentially penetrate through the front pressing plate 9, the front leather cup 2, the front flange 7 and the front end faces of the first barrel body 1a and the second barrel body 1b, the front pressing plate 9, the front leather cup 2 and the front flange 7 are fixedly connected with the first barrel body 1a and the second barrel body 1b, and a plurality of rear bolts 12 sequentially penetrate through the rear pressing plate 10, the rear leather cup 3, the rear flange 8 and the rear end faces of the first barrel body 1a and the second barrel body 1b, so that the rear pressing plate 10, the rear leather cup 3 and the rear flange 8 are fixedly connected with the first barrel body 1a and the second barrel body 1 b;
the plurality of mileage wheels 6 are arranged on the surface of the rear leather cup 3 back on to the rear pressing plate 10 of the second cylinder body 1b at equal intervals along the circumferential direction, the measuring arms 4 are arranged at equal intervals along the circumferential direction of the second cylinder body 1b, the numerical control box 5 is arranged on the outer surface of the second cylinder body 1b at equal intervals along the circumferential direction, and the number ratio of the numerical control box 5 to the measuring arms 4 is 1: 2-8, electrically connecting each numerical control box 5 with 2-8 measuring arms 4;
the first cylinder 1a and the second cylinder 1b are connected by a chain 35, the chain 35 is formed by connecting at least two metal rings 351, a first mounting head 36 is arranged on a rear flange 8 connected with the first cylinder 1a, a second mounting head 37 is arranged on a front flange 7 connected with the second cylinder 1b, the first mounting head 36 and the second mounting head 37 respectively penetrate through a rear pressing plate 10 on the first cylinder 1a and a front pressing plate 9 on the second cylinder 1b and are connected with two ends of the chain 35, the metal ring 351 at one end of the chain 35 is embedded in the first mounting head 36 and is connected with the first mounting head 36 by a first pin 38, and the metal ring 351 at the other end of the chain 35 is embedded in the second mounting head 37 and is connected with the second mounting head 37 by a second pin 39.
The number ratio of the numerical control box 5 to the measuring arm 4 is 1: 6; each numerical control box 5 is electrically connected with 6 measuring arms 4 which are adjacent in sequence; the number of the mileage wheels 6 is 3; the outer surface of the second cylinder 1b has a flange 13 extending in the circumferential direction, and a plurality of the arms 4 are attached to the flange 13.
Example 2: a pipeline diameter measuring instrument convenient for turning comprises a first cylinder body 1a, a second cylinder body 1b, a plurality of measuring arms 4 arranged on the outer surface of the second cylinder body 1b, a plurality of numerical control boxes 5 and a plurality of mileage wheels 6, the second cylinder body 1b is connected with the first cylinder body 1a and is positioned behind the first cylinder body 1a, the first cylinder body 1a and the second cylinder body 1b are respectively provided with a front leather cup 2 and a rear leather cup 3, the front leather cup 2 is arranged at the front ends of the first cylinder body 1a and the second cylinder body 1b through a front flange 7, the rear leather cup 3 is arranged at the rear ends of the first cylinder body 1a and the second cylinder body 1b through a rear flange 8, a plurality of mileage wheels 6 are arranged on the rear flange 8 of the second cylinder body 1b, the front leather cup 2 and the rear leather cup 3 are in interference fit with the inner wall of the pipeline in the circumferential direction, and the measuring arm 4 and the mileage wheel 6 are in contact connection with the inner wall of the pipeline;
a plurality of battery sections are arranged in the first barrel 1a and used for supplying power to the numerical control box 5 on the second barrel 1 b;
the front leather cup 2 is fixedly connected with the front flange 7 through a front pressing plate 9, the rear leather cup 3 is fixedly connected with the rear flange 8 through a rear pressing plate 10, a plurality of front bolts 11 sequentially penetrate through the front pressing plate 9, the front leather cup 2, the front flange 7 and the front end faces of the first barrel body 1a and the second barrel body 1b, the front pressing plate 9, the front leather cup 2 and the front flange 7 are fixedly connected with the first barrel body 1a and the second barrel body 1b, and a plurality of rear bolts 12 sequentially penetrate through the rear pressing plate 10, the rear leather cup 3, the rear flange 8 and the rear end faces of the first barrel body 1a and the second barrel body 1b, so that the rear pressing plate 10, the rear leather cup 3 and the rear flange 8 are fixedly connected with the first barrel body 1a and the second barrel body 1 b;
the plurality of mileage wheels 6 are arranged on the surface of the rear leather cup 3 back on to the rear pressing plate 10 of the second cylinder body 1b at equal intervals along the circumferential direction, the measuring arms 4 are arranged at equal intervals along the circumferential direction of the second cylinder body 1b, the numerical control box 5 is arranged on the outer surface of the second cylinder body 1b at equal intervals along the circumferential direction, and the number ratio of the numerical control box 5 to the measuring arms 4 is 1: 2-8, electrically connecting each numerical control box 5 with 2-8 measuring arms 4;
the first cylinder 1a and the second cylinder 1b are connected by a chain 35, the chain 35 is formed by connecting at least two metal rings 351, a first mounting head 36 is arranged on a rear flange 8 connected with the first cylinder 1a, a second mounting head 37 is arranged on a front flange 7 connected with the second cylinder 1b, the first mounting head 36 and the second mounting head 37 respectively penetrate through a rear pressing plate 10 on the first cylinder 1a and a front pressing plate 9 on the second cylinder 1b and are connected with two ends of the chain 35, the metal ring 351 at one end of the chain 35 is embedded in the first mounting head 36 and is connected with the first mounting head 36 by a first pin 38, and the metal ring 351 at the other end of the chain 35 is embedded in the second mounting head 37 and is connected with the second mounting head 37 by a second pin 39.
The number of the mileage wheels 6 is 6; a flange part 13 along the circumferential direction is arranged on the outer surface of the second cylinder 1b, and a plurality of measuring arms 4 are arranged on the flange part 13; the front leather cup 2 and the rear leather cup 3 are both polyurethane leather cups; the chain 35 is covered with a flexible sleeve 40 ″, the flexible sleeve 40 being a cylindrical polyurethane sleeve.
By adopting the pipeline diameter measuring instrument convenient for turning, the pipeline diameter measuring instrument can move in a pipeline with 15% of deformation, effectively identifies the deformation part, particularly the sunken part and the deformation of the pipeline through the detection of the inner diameter of the passing pipeline, provides early-stage data for the further detection of the pipeline by subsequent equipment, and provides guidance for the detection of the pipeline by the subsequent equipment; in addition, the two cylinders are connected through the chains, so that the connection of the cylinders is realized, the conduction of driving force between the cylinders is facilitated, and a larger bending space is provided, so that the device can smoothly pass through a bend and still keep the pulling force between the cylinders when passing through the bend.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (8)
1. The utility model provides a pipeline calibrator convenient to turn which characterized in that: comprises a first cylinder body (1 a), a second cylinder body (1 b), a plurality of measuring arms (4) arranged on the outer surface of the second cylinder body (1 b), a plurality of numerical control boxes (5) and a plurality of mileage wheels (6), wherein the second cylinder body (1 b) is connected with the first cylinder body (1 a) and is positioned behind the first cylinder body (1 a), the first cylinder body (1 a) and the second cylinder body (1 b) are respectively provided with a front leather cup (2) and a rear leather cup (3), the front leather cup (2) is arranged at the front ends of the first cylinder body (1 a) and the second cylinder body (1 b) through a front flange (7), the rear leather cup (3) is arranged at the rear ends of the first cylinder body (1 a) and the second cylinder body (1 b) through a rear flange (8), and the mileage wheels (6) are arranged on the rear flange (8) of the second cylinder body (1 b), the front leather cup (2) and the rear leather cup (3) are in interference fit with the inner wall of the pipeline in the circumferential direction, and the measuring arm (4) and the mileage wheel (6) are in contact connection with the inner wall of the pipeline;
a plurality of battery sections are arranged in the first barrel (1 a) and used for supplying power to the numerical control box (5) on the second barrel (1 b);
the front leather cup (2) is fixedly connected with the front flange (7) through a front pressing plate (9), the rear leather cup (3) is fixedly connected with a rear flange (8) through a rear pressing plate (10), a plurality of front bolts (11) sequentially penetrate through the front pressing plate (9), the front leather cup (2), the front flange (7), the first barrel body (1 a) and the front end face of the second barrel body (1 b), the front pressing plate (9), the front leather cup (2) and the front flange (7) are fixedly connected with the first barrel body (1 a) and the second barrel body (1 b), a plurality of rear bolts (12) sequentially penetrate through the rear pressing plate (10), the rear leather cup (3), the rear flange (8), the rear end face of the first barrel body (1 a) and the rear end face of the second barrel body (1 b), and the rear pressing plate (10), the rear leather cup (3) and the rear flange (8) are fixedly connected with the first barrel body (1 a) and the second barrel body (1 b);
the plurality of mileage wheels (6) are installed on the surface of the back leather cup (3) back to the back pressing plate (10) of the second barrel (1 b) along the circumferential equal interval, the measuring arms (4) are arranged along the circumferential equal interval of the second barrel (1 b), the numerical control box (5) is installed on the outer surface of the second barrel (1 b) along the circumferential equal interval, and the number ratio of the numerical control box (5) to the measuring arms (4) is 1: 2-8, electrically connecting each numerical control box (5) with 2-8 measuring arms (4);
the first cylinder body (1 a) and the second cylinder body (1 b) are connected through a chain (35), the chain (35) is formed by connecting at least two metal rings (351), a first mounting head (36) is arranged on a rear flange (8) connected with the first cylinder body (1 a), a second mounting head (37) is arranged on a front flange (7) connected with the second cylinder body (1 b), the first mounting head (36) and the second mounting head (37) respectively penetrate through a rear pressing plate (10) on the first cylinder body (1 a) and a front pressing plate (9) on the second cylinder body (1 b) and are connected with two ends of the chain (35), the metal ring (351) at one end of the chain (35) is embedded into the first mounting head (36) and is connected with the first mounting head (36) through a first pin (38), the metal ring (351) at the other end of the chain (35) is embedded into the second mounting head (37), and is connected to the second mounting head (37) by a second pin (39).
2. A pipeline caliper for facilitating turns as claimed in claim 1, wherein: the number ratio of the numerical control box (5) to the measuring arm (4) is 1: 6.
3. a pipeline caliper for facilitating turns as claimed in claim 2, wherein: each numerical control box (5) is electrically connected with 6 measuring arms (4) which are adjacent in sequence.
4. A pipeline caliper for facilitating turns as claimed in claim 1, wherein: the number of the mileage wheels (6) is 3-6.
5. A pipeline caliper for facilitating turns as claimed in claim 1, wherein: the outer surface of the second cylinder (1 b) is provided with a flange part (13) along the circumferential direction, and a plurality of measuring arms (4) are arranged on the flange part (13).
6. A pipeline caliper for facilitating turns as claimed in claim 1, wherein: the front leather cup (2) and the rear leather cup (3) are both polyurethane leather cups.
7. A pipeline caliper for facilitating turns as claimed in claim 1, wherein: the chain (35) is wrapped with a flexible sleeve (40).
8. A pipeline caliper for facilitating turns according to claim 7, wherein: the flexible sleeve (40) is a cylindrical polyurethane sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922354020.XU CN211525832U (en) | 2019-12-25 | 2019-12-25 | Pipeline diameter measuring instrument convenient for turning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922354020.XU CN211525832U (en) | 2019-12-25 | 2019-12-25 | Pipeline diameter measuring instrument convenient for turning |
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| Publication Number | Publication Date |
|---|---|
| CN211525832U true CN211525832U (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922354020.XU Active CN211525832U (en) | 2019-12-25 | 2019-12-25 | Pipeline diameter measuring instrument convenient for turning |
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| CN (1) | CN211525832U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166094A (en) * | 2021-12-10 | 2022-03-11 | 苏州帝泰克检测设备有限公司 | Diameter measuring detector |
-
2019
- 2019-12-25 CN CN201922354020.XU patent/CN211525832U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166094A (en) * | 2021-12-10 | 2022-03-11 | 苏州帝泰克检测设备有限公司 | Diameter measuring detector |
| CN114166094B (en) * | 2021-12-10 | 2024-03-15 | 苏州帝泰克检测设备有限公司 | Diameter measuring detector |
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