CN213065133U - Automatic speed regulating device of pipeline internal inspection equipment - Google Patents
Automatic speed regulating device of pipeline internal inspection equipment Download PDFInfo
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- CN213065133U CN213065133U CN202021780328.7U CN202021780328U CN213065133U CN 213065133 U CN213065133 U CN 213065133U CN 202021780328 U CN202021780328 U CN 202021780328U CN 213065133 U CN213065133 U CN 213065133U
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Abstract
The utility model discloses an automatic speed regulating device of pipeline internal inspection equipment, which comprises a cylinder body, a front leather cup, a rear leather cup, a mounting ring welded on the inner wall of the cylinder body, at least two mileage wheels arranged on the cylinder body and a control assembly, wherein the front leather cup and the rear leather cup are respectively sleeved on the outer surface of the cylinder body; the motor control board calculates the travelling speed of the speed regulating device in the pipeline according to the travelling mileage of the speed regulating device from the analog quantity acquisition board in the pipeline, and calculates the rotating direction and angle of the motor according to the angle data of the rotating board from the position sensor rotating along with the output shaft of the motor. The utility model discloses can make the interior equipment of examining remain moderate invariable functioning speed throughout in the pipeline to guarantee to obtain pipeline characteristic information such as most complete defect, welding seam.
Description
Technical Field
The utility model relates to an examine automatic speed adjusting device of equipment in pipeline belongs to the pipeline and examines technical field.
Background
The natural gas petroleum pipeline is used as a main carrier for transporting and storing energy, becomes an indispensable part in the transportation process, and in the use process, the pipeline transportation amount is reduced, natural gas petroleum leaks and other conditions are caused by various reasons, so that the natural gas petroleum pipeline needs to be detected and maintained at intervals, and the intelligent internal detector for detecting in the natural gas petroleum pipeline is produced.
The optimal running speed of the intelligent inner detector of the pipeline is 2-3 m/s, so that various defects of the inner wall and the outer wall of the pipeline can be better detected, but the conveying amount of the detector is limited due to too much deposition of wax, coal ash or corrosion fragments in some pipelines; or the elevation is too high, which can cause the running speed of the intelligent internal detector to be too slow; furthermore, the fall is large, which causes the falling speed of the detector to be too fast, and the detector to be damaged, so that it is necessary to control the speed of the intelligent detector.
The automatic speed regulation device of the existing pipeline internal inspection equipment is characterized in that a detection engineer judges in advance according to the pressure value of a pipeline, the speed is preset before a detector is sent, if the speed is predicted to be too high, a leather cup is perforated, the leakage amount is increased, the pressure difference is reduced, and the speed reduction effect is achieved. And vice versa. The operation belongs to blind control, the situation is changed in a detection process, and the prejudgment is inaccurate, so that the movement speed of the detector is too high or too low, and the identification and the positioning of defects are influenced; serious problems can result in jamming or damage to the detector.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an examine automatic speed adjusting device of equipment in pipeline, this pipeline examine automatic speed adjusting device of equipment can make interior equipment of examining remain moderate invariable functioning speed throughout in the pipeline to guarantee to obtain pipeline characteristic information such as most complete defect, welding seam, can also protect the internal detector effectively, avoid the internal detector to take place the stagnation or collide.
In order to achieve the above purpose, the utility model adopts the technical scheme that: an automatic speed regulating device of pipeline internal inspection equipment comprises a barrel, a front leather cup and a rear leather cup which are respectively sleeved on the outer surface of the barrel, a mounting ring welded on the inner wall of the barrel and at least two mileage wheels mounted on the barrel, wherein the front leather cup and the rear leather cup are respectively positioned at the front end and the rear end of the barrel, and the mounting ring is positioned at the front part of the barrel;
the mounting ring is provided with a fixed plate, the circumferential end surface of the fixed plate is in contact connection with the inner wall of the cylinder, one side of the fixed plate is provided with a rotating plate close to the fixed plate, the center of the rotating plate is connected with a rotating shaft, and one end of the rotating shaft, which is back to the rotating plate, penetrates out of the fixed plate and is connected with an output shaft of a motor;
the fixed plate is provided with at least two first through holes at intervals along the circumferential direction, the rotating plate is provided with at least two second through holes corresponding to the first through holes, when the first through holes and the second through holes are completely overlapped, the area of the drainage channel is the largest, and when the first through holes and the second through holes are not completely overlapped, the area of the drainage channel is zero;
a filter screen is detachably arranged in the cylinder body and at the rear part of the cylinder body, and the circumferential end surface of the filter screen is in contact connection with the inner wall of the cylinder body;
the control assembly comprises at least two sensors, an analog quantity acquisition board respectively connected with the sensors, a motor control board connected with the analog quantity acquisition board and used for controlling the rotation of the motor, and a power supply module used for supplying power;
the sensors are respectively arranged on the mileage wheel and used for acquiring the rotating angle data of the mileage wheel and transmitting the data to the analog quantity acquisition board;
the analog quantity acquisition board calculates and obtains the mileage of the speed regulating device in the pipeline according to the angle data of the mileage wheel from the sensor;
the control assembly also comprises a position sensor, the transmitting end of the position sensor rotates along with the output shaft of the motor, the receiving end of the position sensor is fixedly arranged on the cylinder body, and the position sensor is used for acquiring the angle data of the rotating plate rotating along with the output shaft of the motor;
the motor control board calculates the travelling speed of the speed regulating device in the pipeline according to the travelling mileage of the speed regulating device from the analog quantity acquisition board in the pipeline, and calculates the rotating direction and angle of the motor according to the angle data of the rotating board from the position sensor rotating along with the output shaft of the motor;
the motor is used for driving the rotating plate to rotate for a certain angle according to instructions from the motor control board so as to change the area of the drainage channel.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, the fixing plate is fixedly connected with the mounting ring through a plurality of screws arranged at intervals along the circumferential direction.
2. In the above scheme, the position sensor is a photoelectric position sensor.
3. In the above scheme, the rotating shaft is a chromium rotating shaft, and the rotating plate is a chromium rotating plate.
4. In the above scheme, the filter screen is arranged in parallel with the fixed plate and the rotating plate.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
1. the utility model discloses automatic speed adjusting device of equipment is examined in pipeline, it is installed on the interior equipment of examining of pipeline, has solved the problem that current detector speed adjusting device needs artifical manual regulation, easy prejudgement and regulation are inaccurate, carry out intelligent speed governing through the earial drainage area of fluid in the real-time adjustment in pipeline for equipment keeps moderate invariable functioning speed throughout in the pipeline, thereby guarantee to obtain the most complete pipeline characteristic information such as defect, welding seam, can also protect the internal detector effectively, avoid the internal detector to take place the stagnation or collide; in addition, it still includes a position sensor, and this position sensor's transmitting terminal rotates along with the output shaft of motor, position sensor's receiving terminal fixed mounting is on speed adjusting device, and this position sensor is used for gathering the angle data that the output shaft of speed governing board along with the motor rotated, and position sensor's setting can more accurate adjustment speed governing board's position, guarantees that the motor control board can rotate suitable position at control motor rotation in-process, with speed control in suitable within range, avoids because the inaccuracy of air quantity adjustment, leads to detector functioning speed too fast or slow, further improves the precision to detector functioning speed control.
2. The utility model discloses examine automatic speed adjusting device of equipment in pipeline, in its barrel, and be located barrel rear portion detachably and install a filter screen, the circumference terminal surface and the contact of barrel inner wall of this filter screen are connected, through the setting of filter screen, have avoided the impurity in the fluid in the pipeline to block up the fluid passage who forms between first through-hole, the second through-hole, have both improved the security of equipment in the use, have prolonged equipment life again, have still guaranteed the precision to speed regulation.
Drawings
Fig. 1 is an electrical structure schematic block diagram of an automatic speed regulating device of the pipeline internal inspection equipment of the present invention;
FIG. 2 is a cross-sectional view of the mechanical structure of the automatic speed adjusting device of the pipeline internal inspection equipment of the present invention;
FIG. 3 is a schematic view of a partial structure of an automatic speed adjusting device of the pipeline internal inspection equipment of the present invention;
fig. 4 is a sectional view of the automatic speed adjusting device of the pipeline internal inspection equipment according to the present invention.
In the above drawings: 1. a barrel; 2. a fixing plate; 3. a rotating plate; 4. a rotating shaft; 5. a motor; 6. a first through hole; 7. a second through hole; 91. a front leather cup; 92. a back leather cup; 14. installing a ring; 15. filtering with a screen; 16. a mileage wheel; 1a, a sensor; 2a, an analog quantity acquisition board; 4a, a motor control board; 5a, a power module 6a, and a position sensor.
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: an automatic speed regulating device of pipeline internal inspection equipment comprises a barrel body 1, a front leather cup 91 and a rear leather cup 92 which are respectively sleeved on the outer surface of the barrel body 1, a mounting ring 14 welded on the inner wall of the barrel body 1 and at least two mileage wheels 16 arranged on the barrel body 1, wherein the front leather cup 91 and the rear leather cup 92 are respectively positioned at the front end and the rear end of the barrel body 1, and the mounting ring 14 is positioned at the front part of the barrel body 1;
the mounting ring 14 is provided with a fixed plate 2, the circumferential end surface of the fixed plate 2 is contacted and connected with the inner wall of the cylinder 1, one side of the fixed plate 2 and close to the fixed plate 2 is provided with a rotating plate 3, the center of the rotating plate 3 is connected with a rotating shaft 4, and one end of the rotating shaft 4, which is back to the rotating plate 3, penetrates out of the fixed plate 2 and is connected with an output shaft of a motor 5;
at least two first through holes 6 are formed in the fixed plate 2 at intervals along the circumferential direction, at least two second through holes 7 corresponding to the first through holes 6 are formed in the rotating plate 3, when the first through holes 6 and the second through holes 7 are completely overlapped, the area of a drainage channel is the largest, and when the first through holes 6 and the second through holes 7 are not completely overlapped, the area of the drainage channel is zero;
a filter screen 15 is detachably arranged in the cylinder body 1 and at the rear part of the cylinder body 1, and the circumferential end surface of the filter screen 15 is in contact connection with the inner wall of the cylinder body 1;
the device is also provided with a control assembly, wherein the control assembly comprises at least two sensors 1a, an analog quantity acquisition board 2a respectively connected with the sensors 1a, a motor control board 4a connected with the analog quantity acquisition board 2a and used for controlling the rotation of a motor 5, and a power supply module 5a used for supplying power;
the sensors 1a are respectively arranged on the mileage wheel 16 and used for acquiring angle data of the mileage wheel 16 and transmitting the angle data to the analog quantity acquisition board 2 a;
the analog quantity acquisition board 2a calculates and obtains the mileage of the speed regulating device in the pipeline according to the angle data rotated by the mileage wheel 16 from the sensor 1 a;
the control assembly further comprises a position sensor 6a, the transmitting end of the position sensor 6a rotates along with the output shaft of the motor 5, the receiving end of the position sensor 6a is fixedly arranged on the cylinder body 1, and the position sensor 6a is used for acquiring angle data of the rotating plate 3 rotating along with the output shaft of the motor 5;
the motor control board 4a calculates the travelling speed of the speed regulating device in the pipeline according to the travelling mileage of the speed regulating device from the analog quantity acquisition board 2a in the pipeline, and calculates the rotating direction and angle of the motor 5 according to the angle data of the rotating board 3 from the position sensor 6a rotating along with the output shaft of the motor 5;
the motor 5 is used for driving the rotating plate 3 to rotate for a certain angle according to an instruction from the motor control plate 4a so as to change the area of the drainage channel.
The three sensors 1a are all Hall sensors and are respectively arranged on three mileage wheels; the analog quantity acquisition board 2a compares, screens and calculates the data from the three sensors 1a to obtain the mileage of the speed regulating device in the pipeline;
the fixing plate 2 is fixedly connected with the mounting ring 14 through a plurality of screws arranged at intervals along the circumferential direction; above-mentioned position sensor 6a is photoelectric position sensor, and the absolute position of adjustment fixed plate and rotor plate that can be accurate guarantees that the motor control board can rotate suitable position at the control motor rotation in-process, with speed control in suitable within range, avoids because the inaccuracy of passing the air quantity adjustment, leads to detector functioning speed too fast or slow, improves the precision to detector functioning speed control.
Example 2: an automatic speed regulating device of pipeline internal inspection equipment comprises a barrel body 1, a front leather cup 91 and a rear leather cup 92 which are respectively sleeved on the outer surface of the barrel body 1, a mounting ring 14 welded on the inner wall of the barrel body 1 and at least two mileage wheels 16 arranged on the barrel body 1, wherein the front leather cup 91 and the rear leather cup 92 are respectively positioned at the front end and the rear end of the barrel body 1, and the mounting ring 14 is positioned at the front part of the barrel body 1;
the mounting ring 14 is provided with a fixed plate 2, the circumferential end surface of the fixed plate 2 is contacted and connected with the inner wall of the cylinder 1, one side of the fixed plate 2 and close to the fixed plate 2 is provided with a rotating plate 3, the center of the rotating plate 3 is connected with a rotating shaft 4, and one end of the rotating shaft 4, which is back to the rotating plate 3, penetrates out of the fixed plate 2 and is connected with an output shaft of a motor 5;
at least two first through holes 6 are formed in the fixed plate 2 at intervals along the circumferential direction, at least two second through holes 7 corresponding to the first through holes 6 are formed in the rotating plate 3, when the first through holes 6 and the second through holes 7 are completely overlapped, the area of a drainage channel is the largest, and when the first through holes 6 and the second through holes 7 are not completely overlapped, the area of the drainage channel is zero;
a filter screen 15 is detachably arranged in the cylinder body 1 and at the rear part of the cylinder body 1, and the circumferential end surface of the filter screen 15 is in contact connection with the inner wall of the cylinder body 1;
the device is also provided with a control assembly, wherein the control assembly comprises at least two sensors 1a, an analog quantity acquisition board 2a respectively connected with the sensors 1a, a motor control board 4a connected with the analog quantity acquisition board 2a and used for controlling the rotation of a motor 5, and a power supply module 5a used for supplying power;
the sensors 1a are respectively arranged on the mileage wheel 16 and used for acquiring angle data of the mileage wheel 16 and transmitting the angle data to the analog quantity acquisition board 2 a;
the analog quantity acquisition board 2a calculates and obtains the mileage of the speed regulating device in the pipeline according to the angle data rotated by the mileage wheel 16 from the sensor 1 a;
the control assembly further comprises a position sensor 6a, the transmitting end of the position sensor 6a rotates along with the output shaft of the motor 5, the receiving end of the position sensor 6a is fixedly arranged on the cylinder body 1, and the position sensor 6a is used for acquiring angle data of the rotating plate 3 rotating along with the output shaft of the motor 5;
the motor control board 4a calculates the travelling speed of the speed regulating device in the pipeline according to the travelling mileage of the speed regulating device from the analog quantity acquisition board 2a in the pipeline, and calculates the rotating direction and angle of the motor 5 according to the angle data of the rotating board 3 from the position sensor 6a rotating along with the output shaft of the motor 5;
the motor 5 is used for driving the rotating plate 3 to rotate for a certain angle according to an instruction from the motor control plate 4a so as to change the area of the drainage channel.
The rotating shaft 4 is a chromium rotating shaft, and the rotating plate 3 is a chromium rotating plate; the filter screen 15 is arranged in parallel with the fixed plate 2 and the rotating plate 3;
the number of the first through holes 6 and the second through holes 7 is 6, and the first through holes and the second through holes are respectively arranged along the circumferential direction of the fixed plate 2 and the rotating plate 3 at equal intervals; the first through hole 6 and the second through hole 7 are fan-shaped with a central angle of 30 °.
The automatic speed regulating device of the pipeline internal inspection equipment is arranged on the pipeline internal inspection equipment, the problems that the existing speed regulating device of the detector needs manual regulation and is easy to prejudge and inaccurate to regulate are solved, and the intelligent speed regulation is carried out on the flow discharge area of fluid in the pipeline through real-time regulation, so that the equipment always keeps moderate and constant running speed in the pipeline, the most complete pipeline characteristic information such as defects, welding seams and the like is ensured to be obtained, the internal detector can be effectively protected, and the internal detector is prevented from being stagnated or collided;
in addition, the position of the speed regulating plate can be more accurately regulated by the position sensor, the motor control plate can be ensured to rotate to a proper position in the process of controlling the motor to rotate, the speed is controlled within a proper range, the phenomenon that the running speed of the detector is too high or too low due to inaccurate regulation of the air volume is avoided, and the precision of controlling the running speed of the detector is further improved;
in addition, due to the arrangement of the filter screen, the situation that impurities in fluid in the pipeline block a fluid channel formed between the first through hole and the second through hole is avoided, the safety of the equipment in the using process is improved, the service life of the equipment is prolonged, and the precision of speed adjustment is also ensured.
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 (5)
1. The utility model provides an examine automatic speed adjusting device of equipment in pipeline which characterized in that: the device comprises a barrel body (1), a front leather cup (91) and a rear leather cup (92) which are respectively sleeved on the outer surface of the barrel body (1), a mounting ring (14) welded on the inner wall of the barrel body (1) and at least two mileage wheels (16) arranged on the barrel body (1), wherein the front leather cup (91) and the rear leather cup (92) are respectively positioned at the front end and the rear end of the barrel body (1), and the mounting ring (14) is positioned at the front part of the barrel body (1);
the mounting ring (14) is provided with a fixed plate (2), the circumferential end face of the fixed plate (2) is in contact connection with the inner wall of the cylinder body (1), one side of the fixed plate (2) is provided with a rotating plate (3) close to the fixed plate (2), the center of the rotating plate (3) is connected with a rotating shaft (4), and one end of the rotating shaft (4) back to the rotating plate (3) penetrates out of the fixed plate (2) and is connected with an output shaft of a motor (5);
at least two first through holes (6) are formed in the fixed plate (2) at intervals along the circumferential direction, at least two second through holes (7) corresponding to the first through holes (6) are formed in the rotating plate (3), when the first through holes (6) and the second through holes (7) are completely overlapped, the area of the drainage channel is the largest, and when the first through holes (6) and the second through holes (7) are not completely overlapped, the area of the drainage channel is zero;
a filter screen (15) is detachably arranged in the cylinder body (1) and positioned at the rear part of the cylinder body (1), and the circumferential end surface of the filter screen (15) is in contact connection with the inner wall of the cylinder body (1);
the device is also provided with a control assembly, wherein the control assembly comprises at least two sensors (1 a), an analog quantity acquisition board (2 a) respectively connected with the sensors (1 a), a motor control board (4 a) connected with the analog quantity acquisition board (2 a) and used for controlling the rotation of a motor (5) and a power supply module (5 a) used for supplying power;
the sensors (1 a) are respectively arranged on the mileage wheel (16) and used for acquiring angle data rotated by the mileage wheel (16) and transmitting the angle data to the analog quantity acquisition board (2 a);
the analog quantity acquisition board (2 a) calculates and obtains the mileage of the speed regulating device in the pipeline according to the angle data rotated by the mileage wheel (16) from the sensor (1 a);
the control assembly also comprises a position sensor (6 a), the transmitting end of the position sensor (6 a) rotates along with the output shaft of the motor (5), the receiving end of the position sensor (6 a) is fixedly arranged on the cylinder body (1), and the position sensor (6 a) is used for acquiring the angle data of the rotating plate (3) rotating along with the output shaft of the motor (5);
the motor control board (4 a) calculates and obtains the travelling speed of the speed regulating device in the pipeline according to the travelling mileage of the speed regulating device from the analog quantity acquisition board (2 a) in the pipeline, and calculates and obtains the rotating direction and angle of the motor (5) according to the angle data of the rotating board (3) from the position sensor (6 a) rotating along with the output shaft of the motor (5);
the motor (5) is used for driving the rotating plate (3) to rotate for a certain angle according to instructions from the motor control plate (4 a) so as to change the area of the drainage channel.
2. The automatic speed regulating device of the pipeline internal inspection equipment according to claim 1, characterized in that: the fixing plate (2) is fixedly connected with the mounting ring (14) through a plurality of screws arranged at intervals along the circumferential direction.
3. The automatic speed regulating device of the pipeline internal inspection equipment according to claim 1, characterized in that: the position sensor (6 a) is a photoelectric position sensor.
4. The automatic speed regulating device of the pipeline internal inspection equipment according to claim 1, characterized in that: the rotating shaft (4) is a chromium rotating shaft, and the rotating plate (3) is a chromium rotating plate.
5. The automatic speed regulating device of the pipeline internal inspection equipment according to claim 1, characterized in that: the filter screen (15) is arranged in parallel with the fixed plate (2) and the rotating plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021780328.7U CN213065133U (en) | 2020-08-24 | 2020-08-24 | Automatic speed regulating device of pipeline internal inspection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021780328.7U CN213065133U (en) | 2020-08-24 | 2020-08-24 | Automatic speed regulating device of pipeline internal inspection equipment |
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| Publication Number | Publication Date |
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| CN213065133U true CN213065133U (en) | 2021-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021780328.7U Active CN213065133U (en) | 2020-08-24 | 2020-08-24 | Automatic speed regulating device of pipeline internal inspection equipment |
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| CN (1) | CN213065133U (en) |
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- 2020-08-24 CN CN202021780328.7U patent/CN213065133U/en active Active
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