阅读说明：本技术 可移动式多规格管道直径及圆度在线快速检测装置及使用方法 (Movable online rapid detection device for diameters and roundness of pipelines with multiple specifications and use method ) 是由 王海舰 卢士林 黄扬 黄梦蝶 刘丽丽 吴真昱 于 2020-06-24 设计创作，主要内容包括：本发明是一种可移动式多规格管道直径及圆度在线快速检测装置及使用方法,包括行走机构、检测机构及轨道机构；检测机构和轨道机构均设置在行走机构上；行走机构采用履带式结构,提高了路面适应能力和运行平稳性。检测机构配有伸缩连杆,可以随着机构的转动而自由伸缩,提高机构的灵活性,此外,通过调节锁紧装置,可以自由伸缩第一连杆,适用于不同规格尺寸的目标管道,增大了装置的适用性,在第二连杆上,安装有角度传感器,当机构在转动时,可以实时显示第二连杆与滑轮连接杆之间的角度信息。(The invention relates to a movable online rapid detection device for the diameter and roundness of pipelines with multiple specifications and a use method thereof, wherein the device comprises a travelling mechanism, a detection mechanism and a track mechanism; the detection mechanism and the track mechanism are both arranged on the travelling mechanism; the running mechanism adopts a crawler-type structure, so that the road surface adaptability and the running stability are improved. The detection mechanism is provided with a telescopic connecting rod, can freely stretch out and draw back along with the rotation of the mechanism, improves the flexibility of the mechanism, can freely stretch out and draw back the first connecting rod by adjusting the locking device, is suitable for target pipelines with different specifications and sizes, increases the applicability of the device, is provided with an angle sensor on the second connecting rod, and can display the angle information between the second connecting rod and the pulley connecting rod in real time when the mechanism rotates.)

1. A movable online rapid detection device for the diameters and roundness of pipelines with multiple specifications is characterized by comprising a travelling mechanism, a detection mechanism and a track mechanism; the detection mechanism and the track mechanism are both arranged on the travelling mechanism; the detection mechanism is arranged on the track mechanism;

detection mechanism includes gear circle track driving motor (301), first connecting axle (302), drive end arc slider (303), second connecting rod (312), gear circle track driving motor (301) links firmly with drive end arc slider (303), and drive end arc slider (303) and second connecting rod (312) are connected to first connecting axle (302), drive end arc slider (303) are driven by gear circle track driving motor (301) and are slided on circular slide rail (402), and drive end arc slider (303) drive detection mechanism rotates on circular slide rail (402).

2. The online rapid detection device for the diameter and the roundness of the movable multi-specification pipeline according to claim 1, wherein the detection mechanism further comprises an angle sensor (304), a telescopic connecting rod (305), a pulley connecting rod (306), a pulley (307), a driven end arc-shaped sliding block (308), a second connecting shaft (309), a first connecting rod (310) and a locking device (311), the angle sensor (304) is mounted on the second connecting rod (312), the telescopic connecting rod (305) is connected with the second connecting rod (312) and the pulley connecting rod (306), the angle change between the second connecting rod (312) and the pulley connecting rod (306) is adjusted through the rotation of a circular tooth track driving motor (301), the pulley (307) is mounted on the pulley connecting rod (306), the driven end arc-shaped sliding block (308) is connected to the first connecting rod (310) through the second connecting shaft (309), the locking device (311) is in threaded connection with the second connecting rod (312).

3. The online rapid detection device for the diameter and the roundness of the movable multi-specification pipeline according to claim 1, wherein the detection mechanism further comprises a motor driving gear (313), a first telescopic rod connecting shaft (314), a second telescopic rod connecting shaft (315) and a display window (316), the motor driving gear (313) is mounted on a circular tooth track driving motor (301) and rotates on a circular tooth sliding rail (401), the first telescopic rod connecting shaft (314) is connected with a pulley connecting rod (306) and a telescopic connecting rod (305), the second telescopic rod connecting shaft (315) is connected with a second connecting rod (312) and a telescopic connecting rod (305), and the display window (316) is mounted on the second connecting rod (312).

4. The device for rapidly detecting the diameter and the roundness of the movable multi-specification pipeline on line according to claim 1, wherein the traveling mechanism comprises a first driving wheel (201), a first driven wheel (202), a left crawler (203), a left bracket plate (204), a right bracket plate (205), a right crawler (206), a first driving motor (207), a second driving motor (208), a motor bracket (209), a second driving wheel (210) and a second driven wheel (211);

the first driven wheel (202) is arranged at the bottom of the bracket (1), and the first driven wheel (202) and the first driving wheel (201) are arranged in a row and are in transmission connection through a left crawler belt (203); the first driving motor (207) is fixedly arranged at the bottom of the motor support (209), and a motor shaft of the first driving motor (207) is connected with the first driving wheel (201); the left bracket plate (204) is fixedly connected with the bracket (1) through a motor bracket (209) and is connected with a left crawler belt (203) through a first driving wheel (201) and a first driven wheel (202);

the second driven wheel (211) is arranged at the bottom of the bracket (1), and the second driven wheel (211) and the second driving wheel (210) are arranged in a row and are in transmission connection through a right crawler belt (206); the second driving motor (208) is fixedly arranged at the bottom of the motor bracket (209), and a motor shaft of the second driving motor (208) is connected with a second driving wheel (210); the right bracket plate (205) is fixedly connected with the bracket (1) through a motor bracket (209) and is connected with the right crawler belt (206) through a second driving wheel (210) and a second driven wheel (211).

5. The device for on-line rapid detection of the diameter and the roundness of the movable multi-specification pipeline according to claim 1, wherein the rail mechanism comprises a circular tooth slide rail (401), a circular slide rail (402) and a connecting bracket (403); the circular tooth sliding rail (401) is installed on the connecting support (403) and serves as a rotating rail of the motor driving gear (313), the circular sliding rail (402) is installed on the connecting support (403), the rotating rail of the driving end arc-shaped sliding block (303) and the driven end arc-shaped sliding block (308) is arranged on the inner side of the circular tooth sliding rail (401), and the connecting support (403) is used for fixing the circular tooth sliding rail (401) and the circular sliding rail (402).

6. The use method of the movable online rapid detection device for the diameter and the roundness of the multi-specification pipeline adopts the device of claim 1, and is characterized by comprising the following steps:

step 1: when the target pipeline is detected, a first driving motor (207) and a second driving motor (208) are started to rotate simultaneously to drive a first driving wheel (201) and a second driving wheel (210), and meanwhile, a first driven wheel (202) and a second driven wheel (211) are driven to rotate to be close to the target pipeline through a left crawler belt (203) and a right crawler belt (206);

step 2: after the pipeline is close to a target pipeline, a motor driving gear (313) is driven to rotate on a circular tooth sliding rail (401) by starting rotation of a circular tooth track driving motor (301), the motor driving gear (313) rotates to drive a driving end arc-shaped sliding block (303) to slide on the circular sliding rail (402), meanwhile, the driving end arc-shaped sliding block (303) is connected with a second connecting rod (312) through a first connecting shaft (302), the second connecting rod (312) is connected with a first connecting rod (310) through a locking device (311), the first connecting rod (310) can freely stretch and retract by adjusting the locking device (311), so that the pipeline detection device is suitable for pipeline detection of different specifications and sizes, the first connecting rod (310) is connected through a second connecting shaft (309), and then a driven end arc-shaped sliding block (308) is driven to slide on the circular sliding rail (402);

the second telescopic rod connecting shaft (315) and the first telescopic rod connecting shaft (314) are respectively connected with a telescopic connecting rod (305), when the device rotates, the telescopic connecting rod (305) can freely stretch, and an angle sensor (304) is used for detecting angle change information between the second connecting rod (312) and the pulley connecting rod (306) and displaying an angle change value on a display window;

and step 3: the tail end of the pulley connecting rod (306) is connected with a pulley (307), and when the target pipeline is detected, the pulley (307) can roll on the target pipeline; after the detection is finished for one circle, the traveling mechanism is pushed forwards, and the diameter and roundness information of different positions of the target pipeline can be detected.

Technical Field

The invention belongs to the technical field of diameter and roundness detection, and particularly relates to a movable online rapid detection device for diameters and roundness of pipelines with multiple specifications and a using method thereof.

Background

The traditional pipeline diameter measuring method has the problems of long detection period, large consumption of manpower and material resources, large error and the like. With the continuous development of society, the research and development of an intelligent pipeline diameter detection device becomes an urgent need for the development of the current society. The invention can realize the movable online rapid detection device for the diameters and the roundness of pipelines with multiple specifications and the use method thereof, is suitable for pipelines with different diameters, and displays the detection result in a display window in a datamation manner.

Chinese patent application publication No. CN108953837A discloses a detection device adapted to pipes with different diameters, which is applicable to pipes with different diameters, and has many problems in that the detection result is digitalized and the area where the pipe is missing is clearly indicated. (1) Real-time performance: when the pipeline detection device is used for pipeline detection, the real-time performance of the device is lacked, and the real-time display of a detection result in a display window during detection cannot be guaranteed. (2) Flexibility: the detection device can only be attached to a target pipeline for use, lacks of a movable device and cannot be used in a complex environment. (3) The accuracy is as follows: the device adopts the change of spring control tray to detect the target pipeline of different diameter information, and along with the change of length, spring damping also can change, hardly guarantees that the tray removes the detection scope to the target pipeline. (4) Functionality: the device can only detect the diameter information of the pipeline and cannot measure the roundness information of the pipeline.

Chinese patent application publication No. CN107843224A discloses a quick diameter detector for shaft products, which utilizes a positioning platform to place the product and then detects the product by a diameter measuring caliper, although the device can approach the product quickly and clamp the product slowly to measure the product, thereby realizing accurate measurement, many problems still exist. (1) Flexibility: the device adopts the cam drive slider to detect, is point or line contact between cam and the follower, and easy wearing and tearing still lack the flexibility, can't guarantee the precision in the testing process. (2) Functionality: the device is closely connected among all structures, and the portable space is little, can't detect the pipeline information of different diameters and circularity.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a movable online rapid detection device for the diameter and the roundness of a multi-specification pipeline and a use method thereof, which have the capabilities of autonomous movement and multi-specification size detection, can rapidly detect the diameter and the roundness of a target pipeline and can display information on a display window.

In order to achieve the purpose, the invention adopts the following technical scheme: the movable online rapid detection device for the diameters and the roundness of the pipelines with various specifications comprises a travelling mechanism, a detection mechanism and a track mechanism; the detection mechanism and the track mechanism are both arranged on the travelling mechanism; the travelling mechanism is used for the front and back movement of the online rapid pipeline diameter and roundness detection device; the detection mechanism is used for detecting the diameter and the roundness of the target pipeline; the track mechanism is used as a rotating track of the detection mechanism.

The walking mechanism is of a crawler-type structure and comprises a first driving wheel, a first driven wheel, a left crawler, a left bracket plate, a right crawler, a first driving motor, a second driving motor, a motor bracket, a second driving wheel and a second driven wheel.

The first driven wheel is arranged at the bottom of the bracket, and the first driven wheel and the first driving wheel are arranged in a row and are in transmission connection through a left crawler; the first driving motor is fixedly arranged at the bottom of the motor bracket, and a motor shaft of the first driving motor is connected with the first driving wheel; the left bracket plate is fixedly connected with the bracket through a motor bracket and is connected with the left crawler through a first driving wheel and a first driven wheel.

The second driven wheel is arranged at the bottom of the bracket, and the second driven wheel and the second driving wheel are arranged in a row and are in transmission connection through a right crawler; the second driving motor is fixedly arranged at the bottom of the motor bracket, and a motor shaft of the second driving motor is connected with a second driving wheel; the right bracket plate is fixedly connected with the bracket through a motor bracket and is connected with the right crawler through a second driving wheel and a second driven wheel.

The crawler-type structure of running gear adoption sets up in support bottom and symmetry setting.

The detection mechanism comprises a circular tooth track driving motor, a first connecting shaft, a driving end arc-shaped sliding block, an angle sensor, a telescopic connecting rod, a pulley, a driven end arc-shaped sliding block, a second connecting shaft, a first connecting rod, a locking device, a second connecting rod, a motor driving gear, a first telescopic rod connecting shaft, a second telescopic rod connecting shaft and a display window.

The circular-tooth track driving motor is fixedly connected with the driving-end arc-shaped sliding block, the first connecting shaft is used for connecting the driving-end arc-shaped sliding block and the second connecting rod, the driving-end arc-shaped sliding block is driven by the circular-tooth track driving motor to slide on the circular sliding rail, and the driving-end arc-shaped sliding block drives the detection mechanism to rotate on the circular sliding rail.

The angle sensor is installed on the second connecting rod and used for collecting angle changes caused by rotation of the detection mechanism, the telescopic connecting rod is used for connecting the second connecting rod and the pulley connecting rod, the angle changes of the second connecting rod and the pulley connecting rod are adjusted through rotation of the circular tooth track driving motor, the pulley is installed on the pulley connecting rod and used for rolling on a target pipeline, the driven end arc-shaped sliding block is connected to the first connecting rod through the second connecting shaft and used for sliding on the circular sliding rail, the locking device is in threaded connection with the second connecting rod, the first connecting rod can be in a fixed or telescopic state through rotation of the locking device, the length of the first connecting rod can be adjusted through the purpose of adding the locking device, and therefore target pipeline information of different specifications and scales can be detected.

The motor driving gear is installed on the circular tooth track driving motor and used for rotating on the circular tooth slide rail, the first telescopic rod connecting shaft is used for connecting the pulley connecting rod and the telescopic connecting rod, and the second telescopic rod connecting shaft is used for connecting the second connecting rod and the telescopic connecting rod. The display window is arranged on the second connecting rod and used for displaying angle information between the second connecting rod and the pulley connecting rod, wherein the angle information is acquired by the angle sensor.

The track mechanism comprises a circular tooth slide rail, a circular slide rail and a connecting bracket; the circular tooth slide rail is installed on the connecting support and serves as a rotating rail of the motor driving gear, the circular slide rail is installed on the connecting support and serves as a rotating rail of the driving end arc-shaped slide block and the driven end arc-shaped slide block on the inner side of the circular tooth slide rail, and the connecting support is used for fixing the circular tooth slide rail and the circular slide rail.

A use method of a movable online rapid detection device for diameters and roundness of pipelines with multiple specifications comprises the following steps:

step 1: when the target pipeline is detected, the first driving motor and the second driving motor are started to rotate simultaneously to drive the first driving wheel and the second driving wheel, and meanwhile, the first driven wheel and the second driven wheel are driven to rotate to be close to the target pipeline through the left crawler belt and the right crawler belt;

step 2: after the pipeline is close to a target pipeline, a motor driving gear is driven to rotate on a circular tooth slide rail by starting rotation of a circular tooth track driving motor, the motor driving gear rotates to drive a driving end arc-shaped sliding block to slide on the circular slide rail, meanwhile, the driving end arc-shaped sliding block is connected with a second connecting rod through a first connecting shaft, the second connecting rod is connected with a first connecting rod through a locking device, the first connecting rod can freely stretch and retract by adjusting the locking device, and therefore the pipeline detection device is suitable for pipeline detection of different specifications and sizes, the first connecting rod is connected through a second connecting shaft, and then a driven end arc-shaped sliding block is driven to slide on the circular slide rail;

the second telescopic rod connecting shaft and the first telescopic rod connecting shaft are respectively connected with a telescopic connecting rod, when the device rotates, the telescopic connecting rods can freely stretch, and the angle sensor is used for detecting angle change information between the second connecting rod and the pulley connecting rod and displaying the angle change on the display window;

and step 3: the pulley connecting rod end is connected with the pulley, and when the target pipeline is detected, the pulley can roll on the target pipeline. After the detection is finished for one circle, the traveling mechanism is pushed forwards, and the diameter and roundness information of different positions of the target pipeline can be detected.

The invention has the beneficial effects that: the movable online rapid detection device for the diameters and the roundness of the pipelines with multiple specifications fully embodies the substantive and rapid flexibility of the pipeline detection device, and the walking mechanism adopts a crawler-type structure, so that the road surface adaptability and the running stability are improved. The detection mechanism is provided with a telescopic connecting rod, can freely stretch out and draw back along with the rotation of the mechanism, improves the flexibility of the mechanism, can freely stretch out and draw back the first connecting rod by adjusting the locking device, is suitable for target pipelines with different specifications and sizes, increases the applicability of the device, is provided with an angle sensor on the second connecting rod, and can display the angle information between the second connecting rod and the pulley connecting rod in real time when the mechanism rotates.

Drawings

FIG. 1 is a front perspective view of an embodiment of the present invention;

FIG. 2 is a rear perspective view of an embodiment of the present invention;

FIG. 3 is a perspective view of a front view of a detection mechanism according to an embodiment of the present invention;

FIG. 4 is a rear perspective view of a detection mechanism according to an embodiment of the present invention;

FIG. 5 is a diagram of a display window according to an embodiment of the present invention.

Description of the symbols: 1-a scaffold; 201-a first drive wheel; 202-a first driven wheel; 203-left track; 204-left support plate; 205-right brace panel; 206-right track; 207-a first drive motor; 208-a second drive motor; 209-motor support; 210-a second drive wheel; 211-a second driven wheel; 301-circular tooth orbit driving motor; 302-a first connecting shaft; 303-driving end arc slider; 304-an angle sensor; 305-a pantograph linkage; 306-a pulley connecting rod; 307-a pulley; 308-driven end arc slide block; 309-a second connection shaft; 310-a first link; 311-locking means; 312-a second link; 313-motor drive gear; 314-a first telescopic rod connecting shaft; 315-second telescopic link connecting shaft; 316-display window; 401-a scalloped slide rail; 402-circular slide rail; 403-connecting the stent.

Detailed Description

In order that the invention may be more clearly understood, the invention is described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, a movable online rapid detection device for the diameter and roundness of a multi-specification pipeline and a use method thereof comprise a traveling mechanism, a detection mechanism and a track mechanism; the detection mechanism and the track mechanism are both arranged on the travelling mechanism; the travelling mechanism is used for the front and back movement of the online rapid pipeline diameter and roundness detection device; the detection mechanism is used for detecting the diameter and the roundness of the target pipeline; the rail mechanism serves as a rail for detecting the rotation of the mechanism.

The walking mechanism adopts a crawler-type structure, and comprises a first driving wheel 201, a first driven wheel 202, a left crawler 203, a left bracket plate 204, a right bracket plate 205, a right crawler 206, a first driving motor 207, a second driving motor 208, a motor bracket 209, a second driving wheel 210 and a second driven wheel 211.

The number of the first driven wheels 202 is three, the first driven wheels 202 are arranged at the bottom of the bracket 1, and the first driven wheels 202 are arranged in a row with the first driving wheel 201 and are in transmission connection through a left crawler belt 203; the first driving motor 207 is fixedly arranged at the bottom of the motor bracket 209, and a motor shaft of the first driving motor 207 is connected with the first driving wheel 201; the left bracket plate 204 is fixedly connected with the bracket 1 through a motor bracket 209 and is connected with the left crawler belt 203 through a first driving wheel 201 and a first driven wheel 202.

The number of the second driven wheels 211 is three, the second driven wheels 211 are arranged at the bottom of the bracket 1, and the second driven wheels 211 and the second driving wheel 210 are arranged in a row and are in transmission connection through the right crawler belt 206; the second driving motor 208 is fixedly arranged at the bottom of the motor bracket 209, and a motor shaft of the second driving motor 208 is connected with a second driving wheel 210; the right bracket plate 205 is fixedly connected with the bracket 1 through a motor bracket 209 and is connected with the right crawler 206 through a second driving wheel 210 and a second driven wheel 211.

The crawler-type structure of running gear adoption sets up in support 1 bottom and symmetry setting.

The detection mechanism comprises a circular tooth track driving motor 301, a first connecting shaft 302, a driving end arc-shaped sliding block 303, an angle sensor 304, a telescopic connecting rod 305, a pulley connecting rod 306, a pulley 307, a driven end arc-shaped sliding block 308, a second connecting shaft 309, a first connecting rod 310, a locking device 311, a second connecting rod 312, a motor driving gear 313, a first telescopic rod connecting shaft 314, a second telescopic rod connecting shaft 315 and a display window 316.

The circular-tooth-track driving motor 301 is fixedly connected with the driving-end arc-shaped sliding block 303, the first connecting shaft 302 is used for connecting the driving-end arc-shaped sliding block 303 and the second connecting rod 312, the driving-end arc-shaped sliding block 303 is driven by the circular-tooth-track driving motor 301 to slide on the circular sliding rail 402, and the driving-end arc-shaped sliding block 303 drives the detection mechanism to rotate on the circular sliding rail 402.

The angle sensor 304 is an angular displacement transducer with the model number of MCJSI420A, and is mounted on the second connecting rod 312 and used for collecting angle change caused by rotation of the detection mechanism, the telescopic connecting rod 305 is used for connecting the second connecting rod 312 and the pulley connecting rod 306, the angle change of the second connecting rod 312 and the pulley connecting rod 306 is adjusted through rotation of the circular tooth track driving motor 301, the pulley 307 is mounted on the pulley connecting rod 306 and used for rolling on a target pipeline, the driven end arc-shaped sliding block 308 is connected to the first connecting rod 310 through the second connecting shaft 309 and used for sliding on a circular sliding rail, the locking device 311 is in threaded connection with the second connecting rod 312, the first connecting rod 310 can be in a fixed or telescopic state through rotation of the locking device 311, the length of the first connecting rod 310 can be adjusted through the purpose of adding the locking device 311, and accordingly target pipeline information of different specifications and dimensions.

Motor drive gear 313 installs on circular tooth track driving motor 301 for rotate on circular tooth slide rail 401, first telescopic link connecting axle 314 is used for connecting pulley connecting rod 306 and telescopic link 305, second telescopic link connecting axle 315 is used for connecting second connecting rod 312 and telescopic link 305, and display window 316 adopts the model to be 12864 liquid crystal display, installs on second connecting rod 312 for show the angle information between second connecting rod 312 and the pulley connecting rod 306 that angle sensor 304 gathered.

The track mechanism comprises a circular tooth slide rail 401, a circular slide rail 402 and a connecting bracket 403; the circular tooth slide rail 401 is installed on the connecting bracket 403 and serves as a rotating rail of the motor driving gear 313, the circular slide rail 402 is installed on the connecting bracket 403 and serves as a rotating rail of the driving end arc-shaped slide block 303 and the driven end arc-shaped slide block 308 on the inner side of the circular tooth slide rail 401, and the connecting bracket 403 is used for fixing the circular tooth slide rail 401 and the circular slide rail 402.

The single use method of the present invention is described below with reference to the accompanying drawings:

when the target pipeline is detected, the first driving motor 207 and the second driving motor 208 are started to rotate simultaneously, so as to drive the first driving wheel 201 and the second driving wheel 210, and at the same time, the first driven wheel 202 and the second driven wheel 211 are driven to rotate to be close to the target pipeline through the left crawler belt 203 and the right crawler belt 206.

After the pipeline is close to a target pipeline, the rotation of the circular-tooth-track driving motor 301 is started to drive the motor driving gear 313 to rotate on the circular-tooth sliding rail 401, the rotation of the motor driving gear 313 drives the driving-end arc-shaped sliding block 303 to slide on the circular sliding rail 402, meanwhile, the driving-end arc-shaped sliding block 303 is connected with the second connecting rod 312 through the first connecting shaft 302, the second connecting rod 312 is connected with the first connecting rod 310 through the locking device 311, the first connecting rod 310 can freely stretch and retract by adjusting the locking device 311, and therefore the pipeline detection device is suitable for pipeline detection of different specifications and sizes, the first connecting rod 310 is connected through the second connecting shaft 309, and then the driven-end arc-shaped sliding block 308 is driven to slide.

The second connecting shaft 315 and the first connecting shaft 314 are connected to the telescopic link 305, respectively, when the device is rotated, the telescopic link 305 can be freely extended and retracted, and the angle sensor 304 is used for detecting the angle change information between the second connecting shaft 312 and the pulley connecting rod 306, and displaying the angle change value on the display window.

The pulley connecting rod 306 is connected at its distal end to the pulley 307, and the pulley 307 can roll on the target pipe when the target pipe is detected. After the detection is finished for one circle, the traveling mechanism is pushed forwards, and the diameter and roundness information of different positions of the target pipeline can be detected.