Low visibility weather phenomenon monitoring method based on image recognition technology
Technical Field
The invention relates to the technical field of visibility weather phenomenon monitoring, in particular to a low visibility weather phenomenon monitoring method based on an image recognition technology.
Background
Visibility and weather phenomena are two important meteorological observation elements, and provide important basis for weather forecast, meteorological information, climate analysis, scientific research and atmospheric monitoring; visibility observation is changed from a manual observation method with low accuracy and poor objectivity to automatic measurement, and a visual field visibility image with a single fixed angle is added while measurement data is obtained; due to the defects of the prior art, the field image with a fixed angle in a single direction cannot completely reflect the direction distribution and change conditions of the visibility of an area, particularly in areas with complicated and changeable landforms, concentrated pollution sources, moving fog on a road trunk network and the like; meanwhile, the visibility condition of the area cannot be accurately reflected by the monitoring condition of a single visibility sensor, so that a monitoring error exists in the area.
Some technical schemes of low visibility weather phenomenon monitoring methods based on image recognition technology also appear in the prior art, for example, a chinese patent with application number CN201220685526.4 discloses a visibility weather phenomenon monitor with multi-directional panoramic shooting function, which comprises an imaging device installed at the top of a stand column, a weather phenomenon receiver and a visibility sensor are installed on the stand column, a data acquisition instrument is installed in a cabinet, and the data acquisition instrument is respectively electrically connected with the imaging device, the weather phenomenon receiver and the visibility sensor; the camera provided with the angle adjusting mechanism makes up the deficiency of unidirectional fixed angle shooting, gets rid of the requirement on monitoring the station house, can be arranged in an open area, a residential area and other monitoring areas where the station house is inconvenient to set, can reduce the cost, reduce the maintenance amount, facilitate the monitoring, can observe the change condition and the distribution difference of the visibility condition in the surrounding environment by means of the obtained shot pictures under the conditions of rapid visibility change and uneven distribution of the areas in the areas where the terrain and the landform are complicated and changeable, the pollution sources are concentrated, the fog on the road trunk network moves and the like, and can subdivide the change condition of the atmospheric visibility caused by weather phenomenon factors and dust-haze pollution factors; however, the visibility condition of a single place measured by the technical scheme cannot accurately reflect the visibility condition of the area, and further the scheme is limited.
In view of this, in order to overcome the above technical problems, the present invention provides a low visibility weather phenomenon monitoring method based on an image recognition technology, and a special monitoring device is adopted to solve the above technical problems.
Disclosure of Invention
In order to make up for the defects of the prior art, the monitoring device used in the invention drives the slide way to move up and down through the electric push rod and then is matched with the motor to drive the sliding plate to slide along the slide way, so that the monitoring range of the imaging module and the visibility sensor to the surrounding area is expanded, and the accuracy of the visibility is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a low visibility weather phenomenon monitoring method based on an image recognition technology, which comprises the following steps:
s1: starting a controller to control an imaging module in the monitoring device to work, wherein the imaging module shoots the environment at the current angle, and the controller controls a visibility sensor to work and the visibility sensor detects the visibility at the current position; collecting ambient weather conditions through an imaging module and a visibility sensor;
s2: the controller controls a motor in the monitoring device to rotate, the rotating motor drives a sliding plate to slide along the loop, so that the sliding plate can drive the imaging module, the visibility sensor and the weather phenomenon receiver to rotate around the center of the loop, the sliding plate stops once after rotating for 10 degrees around the center of the loop, and the controller controls the imaging module and the visibility sensor to work again; the motor drives each element in the monitoring device to move, so that the shooting angles of the imaging modules are different, and meanwhile, the visibility monitoring areas of the visibility sensors are different;
s3: the controller controls the electric push rod in the monitoring device to extend, so that the electric push rod drives the imaging module, the visibility sensor and the weather phenomenon receiver to move upwards, the electric push rod stops once every 20cm of push, and then the imaging module and the visibility sensor work again; the electric push rod pushes each element of the monitoring device to move, so that the distance between each element in the monitoring device and the support leg is changed, and the monitoring range of each element is expanded;
s4: a weather phenomenon receiver in the monitoring device collects weather conditions of the weather station, and the controller averages data of all elements in the monitoring device, matches the data with the weather phenomenon receiver, analyzes the data to obtain a monitoring result, and further completes monitoring of the visibility weather phenomenon in the area; the electric push rod drives the loop to move up and down, and then the electric push rod and the motor drive the sliding plate to slide and match along the loop, so that the monitoring range of the imaging module and the visibility sensor to surrounding areas is expanded, and the accuracy of visibility is improved;
the monitoring device used in S1-S4 comprises a loop, an imaging module, a visibility sensor, a weather phenomenon receiver and a controller; the cross section of the loop is I-shaped, and the bottom of the loop is fixedly connected with an electric push rod; the electric push rods are uniformly distributed at the bottom of the loop, and supporting legs are fixedly connected to the end parts of the electric push rods; the top of the loop is connected with a sliding plate in a sliding way; the lower end of the sliding plate is rotatably connected with two rollers; the two rollers are clamped at two sides of the loop, and one roller rotates to drive the sliding plate to slide along the loop; the upper end of the sliding plate is provided with a motor; the output shaft of the motor is connected with one end of the roller wheel close to the inner side of the loop; the upper end of the sliding plate is fixedly connected with a visibility sensor; an imaging module is arranged at the upper end of the visibility sensor; the imaging module is used for shooting the surrounding environment; the weather phenomenon receiver is used for receiving a weather phenomenon; the controller is used for controlling the monitoring device to automatically operate;
when the method is used, due to the defects of the prior art, the field image with a fixed angle in a single direction cannot completely reflect the direction distribution and change conditions of the visibility of an area, particularly in the areas with complicated and changeable landforms, concentrated pollution sources, moving fog on the road trunk network and the like; meanwhile, the visibility condition of the area cannot be accurately reflected by the monitoring condition of a single visibility sensor, so that a monitoring error exists in the area;
therefore, in the invention, a worker starts the controller to control the motor to rotate, so that the motor drives the roller close to the inner wall of the loop to rotate, the roller can drive the sliding plate to slide along the loop under the action of friction force, the sliding plate can drive the imaging module, the visibility sensor and the weather phenomenon receiver to rotate around the center of the loop, the sliding plate stops once after rotating around the center of the loop for 10 degrees, so that the imaging module shoots images at the angle, meanwhile, the visibility sensor monitors the visibility condition at the position, when the sliding plate rotates around the center of the loop for one circle, the controller controls the electric push rod to extend, so that the electric push rod drives the loop to move upwards, the loop drives the imaging module, the visibility sensor and the weather phenomenon receiver to move upwards, and the distance between the imaging module and the visibility sensor to the support legs is changed, the electric push rod stops once every 20cm of push, then the imaging module and the visibility sensor work again, the controller averages data of all elements, the data are matched with a weather phenomenon receiver, and monitoring results are obtained after analysis;
according to the invention, the electric push rod drives the loop to move up and down, and then the electric push rod and the motor drive the sliding plate to slide along the loop in a matching manner, so that the monitoring range of the imaging module and the visibility sensor to surrounding areas is expanded, and the accuracy of visibility is improved.
Preferably, one end of the roller, which is far away from the sliding plate, is rotatably connected with the connecting rod; the other end of the connecting rod is fixedly connected with a T-shaped block; the end surfaces of the T-shaped blocks are in contact with the side wall of the loop, and the other ends of the two T-shaped blocks are connected through an elastic rope; when the monitoring device is used, the motor drives the roller to roll along the loop, the roller can drive the connecting rod to move, the connecting rod can drive the T-shaped blocks to move, the two T-shaped blocks are close to each other under the action of the elastic rope, so that the side walls of the loop can be scraped in the moving process of the T-shaped blocks, impurities on the side walls of the loop fall off under the scraping action, the impurities on the side walls of the loop are prevented from influencing the movement of the roller, the running stability of the monitoring device is improved, and the monitoring method can be implemented.
Preferably, a groove is formed in the face, contacting with the loop, of the T-shaped block; the section of the groove is in an arc shape, and a rolling rod is rotatably connected between two groove walls of the groove; when the monitoring device is used, the T-shaped block drives the rolling rod to move in the scraping process of the side wall of the loop, so that the rolling rod rolls on the side wall of the loop under the action of friction force, part of contact surfaces of the T-shaped block is changed from sliding friction to rolling friction, the abrasion of the T-shaped block to the loop is reduced, the service lives of the loop and the T-shaped block are prolonged, the actual application effect of the monitoring device is further improved, and the feasibility of the monitoring method is improved.
Preferably, one end of the roller, which is far away from the sliding plate, is provided with a circular groove; the round groove is connected with the knocking block in a sliding way, and a spring is arranged in the round groove; one end of the spring is connected with the knocking block, and the other end of the spring is connected with the bottom of the circular groove; when the device is used, the roller can drive the knocking block to move in the rotation process, so that the roller drives the knocking block to be in contact with the connecting rod, the roller drives the knocking block to knock with the connecting rod, the connecting rod is vibrated after being knocked, the connecting rod transmits the vibration force to the T-shaped block, impurities adhered to the T-shaped block fall off under the vibration effect, the actual application effect of the T-shaped block is further improved, meanwhile, the roller is also influenced by the vibration, the roller transmits the vibration force to each element of the monitoring device, the impurities on each element fall off under the vibration effect, and the using effect of each element is further ensured; the knocking block overcomes the spring and slides along the circular groove after being extruded, and meanwhile, the spring plays a role in resetting the knocking block, so that the connecting rod is knocked repeatedly by the knocking block.
Preferably, the roller is internally provided with air holes; one end of the air hole is communicated with the bottom of the circular groove, and the other end of the air hole is communicated with the outer wall of the roller; when the device is used, the knocking block is extruded and then slides along the circular groove, the volume of gas in the circular groove is reduced, meanwhile, the amount of gas in the circular groove is unchanged, so that the gas pressure in the circular groove is increased, the gas pressure in the circular groove is discharged along the gas hole, and then the gas sprayed by the gas hole can impact the side wall of the circular channel, so that impurities on the side wall of the circular channel fall off under the impact action of the gas flow, the cleanness of the side wall of the circular channel is further improved, the practical application effect of the monitoring device is further improved, and the implementation effect of the device is further improved.
Preferably, a first magnet is embedded in the outer wall of the rolling rod on one T-shaped block, and a second magnet is embedded in the outer wall of the rolling rod on the other T-shaped block; the first magnet and the second magnet are opposite in magnetism; during the use, magnet can produce the attraction to No. two magnet for two T-shaped pieces are close to mutually in the pulling force dual function of magnetic force and stretch cord, make two T-shaped pieces be close to the lateral wall of ring road, and then prevent the cracked condition of stretch cord long-time back of using, have guaranteed the effect of scraping of T-shaped piece to the ring road, make monitoring devices's practical application effect further obtain improving.
The invention has the following beneficial effects:
1. the monitoring device used in the invention drives the loop to move up and down through the electric push rod, and then the monitoring device is matched with the sliding plate driven by the motor to slide along the loop, thereby expanding the monitoring range of the imaging module and the visibility sensor to the surrounding area, and further improving the accuracy of visibility.
2. In the monitoring device used in the invention, the roller can drive the connecting rod to move when the motor drives the roller to roll along the loop, the connecting rod can drive the T-shaped blocks to move when the connecting rod moves, and the two T-shaped blocks are close to each other under the action of the elastic rope, so that the T-shaped blocks can scrape the side wall of the loop in the moving process, impurities on the side wall of the loop fall off under the scraping action, the impurities on the side wall of the loop are prevented from influencing the movement of the roller, the running stability of the monitoring device is further improved, and the monitoring method can be implemented.
3. In the monitoring device used in the invention, in the process that the T-shaped block scrapes the side wall of the ring, the T-shaped block drives the rolling rod to move, so that the rolling rod rolls on the side wall of the ring under the action of friction force, part of the contact surface of the T-shaped block is changed from sliding friction to rolling friction, the abrasion of the T-shaped block to the ring is reduced, the service lives of the ring and the T-shaped block are prolonged, the practical application effect of the monitoring device is further improved, and the feasibility of the monitoring method is improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a flow chart of a method of the present invention;
FIG. 2 is a perspective view from above of the monitoring device of the present invention;
FIG. 3 is a perspective view of the monitoring device of the present invention from a bottom perspective;
FIG. 4 is an enlarged view at A in FIG. 3;
FIG. 5 is a cross-sectional view of a monitoring device of the present invention;
FIG. 6 is an enlarged view at B in FIG. 5;
in the figure: the weather phenomenon receiver comprises a loop 1, an electric push rod 11, a support leg 12, a sliding plate 13, a roller 14, a circular groove 141, a knocking block 142, a spring 143, an air hole 144, a motor 15, a connecting rod 16, an elastic rope 17, an imaging module 2, a visibility sensor 3, a weather phenomenon receiver 4, a T-shaped block 5, a groove 51, a rolling rod 52, a first magnet 53 and a second magnet 54.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 6, the low visibility weather phenomenon monitoring method based on the image recognition technology includes the following steps:
s1: starting a controller to control an imaging module 2 in the monitoring device to work, shooting the environment at the current angle by the imaging module 2, controlling a visibility sensor 3 to work by the controller, and detecting the visibility of the current position by the visibility sensor 3; collecting ambient weather conditions through the imaging module 2 and the visibility sensor 3;
s2: the controller controls a motor 15 in the monitoring device to rotate, the rotating motor 15 drives a sliding plate 13 to slide along the loop 1, so that the sliding plate 13 can drive the imaging module 2, the visibility sensor 3 and the weather phenomenon receiver 4 to rotate around the center of the loop 1, the controller stops once after the sliding plate 13 rotates 10 degrees around the center of the loop 1, and the controller controls the imaging module 2 and the visibility sensor 3 to work again; the motor 15 drives each element in the monitoring device to move, so that the shooting angles of the imaging module 2 are different, and meanwhile, the visibility monitoring areas of the visibility sensor 3 are different;
s3: the controller controls the electric push rod 11 in the monitoring device to extend, so that the electric push rod 11 drives the imaging module 2, the visibility sensor 3 and the weather phenomenon receiver 4 to move upwards, the electric push rod 11 stops once every 20cm of push, and then the imaging module 2 and the visibility sensor 3 work again; the electric push rod 11 pushes each element of the monitoring device to move, so that the distance between each element in the monitoring device and the supporting leg 12 is changed, and the monitoring range of each element is expanded;
s4: a weather phenomenon receiver 4 in the monitoring device collects weather conditions of the weather station, the controller averages data of all elements in the monitoring device, the data are matched with the weather phenomenon receiver 4, monitoring results are obtained after analysis is carried out, and monitoring of the weather phenomenon of the visibility of the region is further completed; the electric push rod 11 drives the loop 1 to move up and down, and then the electric push rod and the motor 15 drive the sliding plate 13 to slide and match along the loop 1, so that the monitoring range of the imaging module 2 and the visibility sensor 3 to surrounding areas is expanded, and the accuracy of visibility is improved;
the monitoring device used in S1-S4 comprises a loop 1, an imaging module 2, a visibility sensor 3, a weather phenomenon receiver 4 and a controller; the cross section of the loop 1 is I-shaped, and the bottom of the loop 1 is fixedly connected with an electric push rod 11; the electric push rods 11 are uniformly distributed at the bottom of the loop 1, and supporting legs 12 are fixedly connected to the end parts of the electric push rods 11; the top of the loop 1 is connected with a sliding plate 13 in a sliding way; the lower end of the sliding plate 13 is rotatably connected with two rollers 14; the two rollers 14 are clamped at two sides of the loop 1, and one roller 14 rotates to drive the sliding plate 13 to slide along the loop 1; the upper end of the sliding plate 13 is provided with a motor 15; the output shaft of the motor 15 is connected with one end of the roller 14 close to the inner side of the loop 1; the upper end of the sliding plate 13 is fixedly connected with a visibility sensor 3; the upper end of the visibility sensor 3 is provided with an imaging module 2; the imaging module 2 is used for shooting the surrounding environment; the weather phenomenon receiver 4 is used for receiving a weather phenomenon; the controller is used for controlling the monitoring device to automatically operate;
when the method is used, due to the defects of the prior art, the field image with a fixed angle in a single direction cannot completely reflect the direction distribution and change conditions of the visibility of an area, particularly in the areas with complicated and changeable landforms, concentrated pollution sources, moving fog on the road trunk network and the like; meanwhile, the visibility condition of the area cannot be accurately reflected by the monitoring condition of the visibility sensor 3 at a single position, so that a monitoring error exists in the area;
therefore, in the invention, the operator starts the controller to control the motor 15 to rotate, so that the motor 15 drives the roller 14 close to the inner wall of the loop 1 to rotate, so that the roller 14 can drive the sliding plate 13 to slide along the loop 1 under the action of friction force, so that the sliding plate 13 can drive the imaging module 2, the visibility sensor 3 and the weather phenomenon receiver 4 to rotate around the center of the loop 1, the sliding plate 13 stops once after rotating for 10 degrees around the center of the loop 1, so that the imaging module 2 shoots images under the angle, meanwhile, the visibility sensor 3 monitors the visibility condition of the position, when the sliding plate 13 rotates for one circle around the center of the loop 1, the controller controls the electric push rod 11 to extend, so that the electric push rod 11 drives the loop 1 to move upwards, and further the loop 1 drives the imaging module 2, the visibility sensor 3 and the weather phenomenon receiver 4 to move upwards, therefore, the distance between the imaging module 2 and the visibility sensor 3 to the supporting leg 12 is changed, the electric push rod 11 stops once every 20cm of pushing, then the imaging module 2 and the visibility sensor 3 work again, the controller averages the data of all the elements, the data are matched with the weather phenomenon receiver 4, and the monitoring result is obtained after the data are analyzed;
according to the invention, the electric push rod 11 drives the loop 1 to move up and down, and then the electric push rod and the motor 15 drive the sliding plate 13 to slide and match along the loop 1, so that the monitoring range of the imaging module 2 and the visibility sensor 3 on the surrounding area is enlarged, and the accuracy of visibility is improved.
As an embodiment of the present invention, one end of the roller 14 away from the sliding plate 13 is rotatably connected to the connecting rod 16; the other end of the connecting rod 16 is fixedly connected with a T-shaped block 5; the end surfaces of the T-shaped blocks 5 are contacted with the side wall of the loop 1, and the other ends of the two T-shaped blocks 5 are connected through an elastic rope 17; when the monitoring device is used, the motor 15 drives the roller 14 to roll along the loop 1, the roller 14 can drive the connecting rod 16 to move, the connecting rod 16 can drive the T-shaped blocks 5 to move, the two T-shaped blocks 5 are close to each other under the action of the elastic rope 17, so that the T-shaped blocks 5 can scrape the side wall of the loop 1 in the moving process, impurities on the side wall of the loop 1 fall off under the scraping action, the impurities on the side wall of the loop 1 are prevented from influencing the movement of the roller 14, the running stability of the monitoring device is improved, and the monitoring method can be implemented.
As an embodiment of the invention, the side of the T-shaped block 5 contacting with the loop 1 is provided with a groove 51; the section of the groove 51 is arc-shaped, and a roller 52 is rotatably connected between two groove walls of the groove 51; when the monitoring device is used, in the process that the T-shaped block 5 scrapes the side wall of the loop 1, the T-shaped block 5 drives the rolling rod 52 to move, so that the rolling rod 52 rolls on the side wall of the loop 1 under the action of friction force, part of contact surface of the T-shaped block 5 is changed from sliding friction to rolling friction, the abrasion of the T-shaped block 5 on the loop 1 is reduced, the service lives of the loop 1 and the T-shaped block 5 are prolonged, the actual application effect of the monitoring device is further improved, and the feasibility of the monitoring method is improved.
As an embodiment of the present invention, one end of the roller 14 away from the sliding plate 13 is provided with a circular groove 141; the round groove 141 is connected with the knocking block 142 in a sliding manner, and a spring 143 is arranged in the round groove 141; one end of the spring 143 is connected with the knocking block 142, and the other end is connected with the bottom of the round groove 141; when the monitoring device is used, the roller 14 can drive the knocking block 142 to move in the rotating process, so that the roller 14 drives the knocking block 142 to be in contact with the connecting rod 16, the roller 14 drives the knocking block 142 to knock with the connecting rod 16, the connecting rod 16 vibrates after being knocked, the connecting rod 16 transmits the vibration force to the T-shaped block 5, impurities adhered to the T-shaped block 5 fall off under the vibration effect, the actual application effect of the T-shaped block 5 is improved, meanwhile, the roller 14 can be influenced by the vibration, the roller 14 transmits the vibration force to each element of the monitoring device, the impurities on each element fall off under the vibration effect, and the using effect of each element is further ensured; after the knocking block 142 is pressed, the knocking block slides along the circular groove 141 against the spring 143, and meanwhile, the spring 143 plays a role in resetting the knocking block 142, so that the connecting rod 16 is knocked repeatedly by the knocking block 142.
In one embodiment of the present invention, the roller 14 is provided with an air hole 144 inside; one end of the air hole 144 is communicated with the bottom of the circular groove 141, and the other end is communicated with the outer wall of the roller 14; when the device is used, in the process that the knocking block 142 slides along the circular groove 141 after being extruded, the volume of gas in the circular groove 141 is reduced, meanwhile, the amount of gas in the circular groove 141 is unchanged, so that the gas pressure in the circular groove 141 is increased, the gas pressure in the circular groove 141 is discharged along the gas hole 144, and further, the gas sprayed from the gas hole 144 impacts the side wall of the loop 1, so that impurities on the side wall of the loop 1 fall off under the impact action of gas flow, the cleanness of the side wall of the loop 1 is further improved, the practical application effect of the monitoring device is further improved, and the implementation effect of the device is further improved.
In one embodiment of the invention, a first magnet 53 is embedded in the outer wall of the rolling rod 52 on one T-shaped block 5, and a second magnet 54 is embedded in the outer wall of the rolling rod 52 on the other T-shaped block 5; the first magnet 53 and the second magnet 54 are opposite in magnetism; during the use, magnet 53 can produce the attraction to magnet 54 No. two for two T-shaped blocks 5 are close to mutually in magnetic force and the pulling force dual function of stretch cord 17, make two T-shaped blocks 5 be close to the lateral wall of lane 1, and then prevent the cracked condition of stretch cord 17 long-time back of using, have guaranteed T-shaped block 5 and have moved the effect to the scraping of lane 1, make monitoring devices's practical application effect further obtain improving.
When the device is used, a worker starts the controller to control the motor 15 to rotate, so that the motor 15 drives the roller 14 close to the inner wall of the loop 1 to rotate, the roller 14 can drive the sliding plate 13 to slide along the loop 1 under the action of friction force, the sliding plate 13 can drive the imaging module 2, the visibility sensor 3 and the weather phenomenon receiver 4 to rotate around the center of the loop 1, the sliding plate 13 stops rotating 10 degrees around the center of the loop 1, so that the imaging module 2 shoots images at the angle, meanwhile, the visibility sensor 3 monitors the visibility condition of the position, when the sliding plate 13 rotates one circle around the center of the loop 1, the controller controls the electric push rod 11 to extend, the electric push rod 11 drives the loop 1 to move upwards, and the loop 1 drives the imaging module 2, the visibility sensor 3 and the weather phenomenon receiver 4 to move upwards, therefore, the distance between the imaging module 2 and the visibility sensor 3 to the supporting leg 12 is changed, the electric push rod 11 stops once every 20cm of pushing, then the imaging module 2 and the visibility sensor 3 work again, the controller averages the data of all the elements, the data are matched with the weather phenomenon receiver 4, and the monitoring result is obtained after the data are analyzed; in the process that the motor 15 drives the roller 14 to roll along the loop 1, the roller 14 can drive the connecting rod 16 to move, the connecting rod 16 can drive the T-shaped blocks 5 to move, and the two T-shaped blocks 5 are close to each other under the action of the elastic rope 17, so that the T-shaped blocks 5 can scrape the side wall of the loop 1 in the moving process, impurities on the side wall of the loop 1 fall off under the scraping action, the impurities on the side wall of the loop 1 are prevented from influencing the movement of the roller 14, the running stability of the monitoring device is improved, and the monitoring method can be implemented; in the process that the T-shaped block 5 scrapes the side wall of the loop 1, the T-shaped block 5 drives the rolling rod 52 to move, so that the rolling rod 52 rolls on the side wall of the loop 1 under the action of friction force, part of the contact surface of the T-shaped block 5 is changed from sliding friction to rolling friction, the abrasion of the T-shaped block 5 on the loop 1 is reduced, the service lives of the loop 1 and the T-shaped block 5 are prolonged, the actual application effect of the monitoring device is improved, and the feasibility of the monitoring method is improved; the roller 14 can drive the knocking block 142 to move in the rotation process, so that the roller 14 drives the knocking block 142 to contact with the connecting rod 16, the roller 14 drives the knocking block 142 to knock with the connecting rod 16, the connecting rod 16 is vibrated after knocking, the connecting rod 16 transmits the vibration force to the T-shaped block 5, impurities adhered to the T-shaped block 5 fall off under the vibration effect, the actual application effect of the T-shaped block 5 is improved, meanwhile, the roller 14 is also influenced by the vibration, the roller 14 transmits the vibration force to each element of the monitoring device, the impurities on each element fall off under the vibration effect, and the use effect of each element is ensured; after the knocking block 142 is extruded, the knocking block overcomes the spring 143 and slides along the circular groove 141, and meanwhile, the spring 143 plays a role in resetting the knocking block 142, so that the connecting rod 16 is knocked repeatedly by the knocking block 142; in the process that the knocking block 142 slides along the circular groove 141 after being extruded, the volume of gas in the circular groove 141 is reduced, and meanwhile, the amount of gas in the circular groove 141 is unchanged, so that the gas pressure in the circular groove 141 is increased, the gas pressure in the circular groove 141 is discharged along the gas hole 144, and further, the gas sprayed by the gas hole 144 impacts the side wall of the loop 1, so that impurities on the side wall of the loop 1 fall off under the impact action of gas flow, the cleanness of the side wall of the loop 1 is further improved, the practical application effect of the monitoring device is further improved, and the implementation effect of the monitoring device is further improved; magnet 53 can produce the attraction to magnet 54 No. two for two T-shaped blocks 5 are close to mutually in magnetic force and the pulling force dual function of stretch cord 17, make two T-shaped blocks 5 be close to the lateral wall of ring way 1, and then prevent the cracked condition of stretch cord 17 long-time back of using, have guaranteed T-shaped block 5 and have moved the effect to the scraping of ring way 1, make monitoring devices's practical application effect further obtain improving.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.