Pipeline damage detection equipment based on ultrasonic detection

Abstract

The utility model relates to the technical field of pipeline detection, in particular to pipeline damage detection equipment based on ultrasonic detection, which comprises a cleaning assembly, the cleaning assembly comprises supports, the supports are respectively and fixedly mounted in the middle of the peripheries of an upper casing and a lower casing, air pumps are fixedly mounted on the sides, far away from each other, of the supports, and the air pumps are connected with the cleaning assembly. Connecting pipes are fixedly installed at the front end and the rear end of the air pump, arc-shaped pipes are fixedly installed at the ends, away from the air pump, of the connecting pipes, a plurality of evenly-distributed branch pipes and translation assemblies are fixedly installed in the middles of the peripheries of the arc-shaped pipes, and the translation assemblies are used for enabling the detection equipment to move along a pipeline. The device has the beneficial effects that in the process that the translation assembly drives the detection equipment to move, an ultrasonic probe can detect the appearance damage of a pipeline, an air pump is matched with a connecting pipe, an arc-shaped pipe and a branch pipe to clean dust and impurities attached to the periphery of the pipeline, and the dust and the impurities attached to the pipeline can be cleaned before detection; and thus, the detection accuracy is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline detection, in particular to a pipeline damage detection device based on ultrasonic detection. Background Art

[0002] As the main transportation device for gas and liquid media, pipeline systems have been widely used in petrochemical, coal chemical, thermal power generation and other fields, such as long-distance pipelines for oil and gas media transportation, petrochemical pipelines for chemical plant media transportation, and gas transmission pipelines in municipal engineering.

[0003] In the prior art, direct contact ultrasonic nondestructive testing technology is a commonly used detection method for damage that occurs to pipelines during factory delivery and long-term service, such as local corrosion thinning, cracks, and perforations. Since a large amount of impurities and dust will adhere to the surface of some pipelines, during the detection process, the dust and impurities on the surface of the pipeline will affect the detection results of the ultrasonic probe on the pipeline, thereby reducing the detection accuracy. Utility Model Content

[0004] The purpose of the utility model is to provide a pipeline damage detection device based on ultrasonic detection to solve the problems raised in the above background technology.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a pipeline damage detection device based on ultrasonic detection, comprising:

[0006] An upper housing, wherein a lower housing is rotatably mounted on one side of the lower portion of the upper housing, and a plurality of uniformly distributed ultrasonic probes are fixedly mounted on the sides of the upper housing and the lower housing close to each other;

[0007] A cleaning assembly, the cleaning assembly comprising a bracket, the brackets are respectively fixedly mounted on the middle of the outer periphery of the upper casing and the lower casing, the brackets are fixedly mounted with an air pump on one side away from each other, the front and rear ends of the air pump are fixedly mounted with a connecting pipe, the end of the connecting pipe away from the air pump is fixedly mounted with an arc pipe, and the middle of the outer periphery of the arc pipe is fixedly mounted with a plurality of evenly distributed branch pipes;

[0008] The translation assembly is respectively arranged in the middle of the upper casing and the lower casing, and is used for detecting the movement of the device along the pipeline.

[0009] Preferably, a plurality of clamping rings are provided on the outer circumference of the arc-shaped tube, and the clamping rings are used to fix the arc-shaped tube.

[0010] Preferably, mounting plates are fixedly mounted on the other side of the upper housing and the lower housing close to each other, and fixing bolts are provided between the mounting plates.

[0011] Preferably, the translation assembly includes threaded seats, which are evenly fixed on the outer periphery of the upper shell and the lower shell respectively, and threaded rods are threadedly connected inside the threaded seats. The threaded rods are fixedly installed with mounting frames at one end close to each other, and moving wheels are installed inside the mounting frames.

[0012] Preferably, a knob is fixedly mounted on one end of the threaded rod away from the mounting frame, and an anti-slip groove is provided on the outer circumference of the knob.

[0013] Preferably, a stepper motor is fixedly mounted in the middle of one side of the mounting frame, and the driving end of the stepper motor is connected to the moving wheel on the same side.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The pipeline damage detection device based on ultrasonic detection proposed in the present invention is provided with a cleaning component. When the translation component drives the detection device to move, the ultrasonic probe can detect the damage on the appearance of the pipeline. The air pump cooperates with the connecting pipe, the arc pipe and the branch pipe to clean the dust and impurities adhered to the outer periphery of the pipeline. The dust and impurities adhered to the pipeline can be cleaned before the detection, thereby improving the accuracy of the detection.

[0016] 2. The pipeline damage detection device based on ultrasonic detection proposed in the present invention is provided with a translation component. By turning the knob on the threaded rod, the mounting frame drives the moving wheel to move toward the pipeline with the cooperation of the threaded seat. When the moving wheel abuts against the pipeline, the detection device can be moved along the outer circumference of the pipeline in cooperation with the stepping motor, thereby improving the efficiency of pipeline detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the main three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the partial structure of the cleaning component of the utility model;

[0019] Figure 3 This is a schematic diagram of the partial structure of the translation component of the utility model;

[0020] Figure 4 This is a schematic diagram of the installation and use of the utility model.

[0021] In the figure: 1. upper housing; 2. cleaning assembly; 21. air pump; 22. bracket; 23. connecting pipe; 24. arc pipe; 25. branch pipe; 26. clamping ring; 3. translation assembly; 31. knob; 32. threaded rod; 33. threaded seat; 34. mounting bracket; 35. moving wheel; 36. stepping motor; 4. lower housing; 5. ultrasonic probe; 6. mounting plate. DETAILED DESCRIPTION

[0022] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figures 1 to 4 The utility model provides a technical solution: a pipeline damage detection device based on ultrasonic detection, comprising: an upper casing 1, a lower casing 4 is rotatably installed on one side of the lower part of the upper casing 1, and a plurality of uniformly distributed ultrasonic probes 5 are fixedly installed on the sides of the upper casing 1 and the lower casing 4 close to each other; a cleaning component 2, the cleaning component 2 comprises a bracket 22, the brackets 22 are fixedly installed on the middle of the outer periphery of the upper casing 1 and the lower casing 4, and an air pump 21 is fixedly installed on the side away from each other of the brackets 22, and a connecting pipe 23 is fixedly installed on the front and rear ends of the air pump 21, and an arc tube 24 is fixedly installed on the end of the connecting pipe 23 away from the air pump 21, and a plurality of uniformly distributed branch pipes 25 are fixedly installed on the middle of the outer periphery of the arc tube 24, and the outer periphery of the arc tube 24 is provided with There are multiple clamping rings 26, which are used to fix the arc tube 24. After the upper shell 1 and the lower shell 4 are installed, the translation assembly 3 will translate the detection equipment along the pipeline. At this time, the air pump 21 will pass the airflow through the connecting pipe 23 and the arc tube 24 to the branch pipe 25. At this time, the nozzle installed at the end of the branch pipe 25 will clean the dust and impurities on the periphery of the pipeline. After the cleaning is completed, the ultrasonic probe 5 will detect the damage to the appearance of the pipeline. Before the detection, the dust and impurities adhered to the pipeline can be cleaned, thereby improving the accuracy of the detection. In addition, a clamping ring 26 is provided on the periphery of the arc tube 24, which can fix the arc tube 24 on the surface of the upper shell 1 and the lower shell 4, which can increase the stability of the arc cleaning assembly 2.

[0024] The translation assembly 3 is respectively arranged in the middle of the upper casing 1 and the lower casing 4. The translation assembly 3 is used to detect the movement of the equipment along the pipeline. The upper casing 1 and the lower casing 4 are fixedly installed with a mounting plate 6 on the other side close to each other. A fixing bolt is arranged between the mounting plates 6. The translation assembly 3 includes a threaded seat 33. The threaded seat 33 is evenly fixedly installed on the outer periphery of the upper casing 1 and the lower casing 4. The threaded seats 33 are threadedly connected with threaded rods 32. The threaded rods 32 are fixedly installed with mounting frames 34 at one end close to each other. Moving wheels 35 are installed in the mounting frames 34. The threaded rods 32 are fixedly installed with knobs 31 at one end away from the mounting frames 34. The knobs Anti-slip grooves are provided on the outer periphery of 31, and a stepper motor 36 is fixedly installed in the middle of one side of the mounting frame 34. The driving end of the stepper motor 36 is connected to the moving wheel 35 on the same side. After the upper housing 1 and the lower housing 4 are installed by using the mounting plate 6 in conjunction with the fixing bolts, by rotating the knob 31 on the threaded rod 32, due to the characteristics of the thread, the threaded rod 32 will drive the mounting frame 34 to move toward the pipeline. When the moving wheel 35 abuts against the outer wall of the pipeline, the stepper motor 36 can drive the moving wheel 35 to rotate, so that the detection equipment can move along the outer wall of the pipeline. At the same time, the threaded rod 32 cooperates with the threaded seat 33 to be suitable for pipelines of various sizes, thereby improving the detection efficiency.

[0025] In the actual application of this process, the staff uses the mounting plate 6 and the fixing bolts to install the upper housing 1 and the lower housing 4 on the outer periphery of the pipeline. At this time, by turning the knob 31 on the threaded rod 32, the mounting frame 34 can be moved toward the pipeline with the cooperation of the threaded seat 33. When the moving wheel 35 abuts against the pipeline, the air pump 21 is controlled. At this time, the air pump 21 cooperates with the connecting pipe 23, the arc pipe 24 and the branch pipe 25 to clean the dust and impurities adhered to the outer periphery of the pipeline, and then the stepper motor 36 can drive the movement and rotation, so that the detection equipment can move along the pipeline. During the movement of the detection equipment, the ultrasonic probe 5 can detect the damage to the appearance of the pipeline. Before the detection, the dust and impurities adhered to the pipeline can be cleaned, thereby improving the accuracy of the detection.

[0026] Although the above describes the illustrative specific implementation methods of the present application so that technicians in this technical field can understand the present application, the present application is not limited to the scope of the specific implementation methods. For ordinary technicians in this technical field, as long as various changes are within the spirit and scope of the present application defined and determined by the attached claims, all application creations using the concept of the present application are protected.

Claims

1. A pipeline damage detection device based on ultrasonic detection, characterized in that: include: An upper housing (1), a lower housing (4) being rotatably mounted on one side of the lower portion of the upper housing (1), and a plurality of uniformly distributed ultrasonic probes (5) being fixedly mounted on the sides of the upper housing (1) and the lower housing (4) close to each other; A cleaning assembly (2), the cleaning assembly (2) comprising a bracket (22), the bracket (22) being fixedly mounted on the middle of the outer periphery of the upper housing (1) and the lower housing (4), respectively; an air pump (21) is fixedly mounted on the side of the bracket (22) away from each other; a connecting pipe (23) is fixedly mounted on the front and rear ends of the air pump (21); an arc-shaped pipe (24) is fixedly mounted on the end of the connecting pipe (23) away from the air pump (21); and a plurality of evenly distributed branch pipes (25) are fixedly mounted on the middle of the outer periphery of the arc-shaped pipe (24); A translation assembly (3) is provided in the middle of the upper casing (1) and the lower casing (4) respectively, and is used for detecting the movement of the device along the pipeline.

2. According to claim 1, a pipeline damage detection device based on ultrasonic detection is characterized in that: A plurality of clamping rings (26) are provided on the outer circumference of the arc-shaped tube (24), and the clamping rings (26) are used to fix the arc-shaped tube (24).

3. The pipeline damage detection device based on ultrasonic detection according to claim 1 is characterized in that: A mounting plate (6) is fixedly mounted on the other side of the upper housing (1) and the lower housing (4) close to each other, and fixing bolts are arranged between the mounting plates (6).

4. The pipeline damage detection device based on ultrasonic detection according to claim 1 is characterized in that: The translation assembly (3) comprises a threaded seat (33), wherein the threaded seat (33) is evenly fixedly mounted on the outer periphery of the upper housing (1) and the lower housing (4), and a threaded rod (32) is threadedly connected inside the threaded seat (33). A mounting frame (34) is fixedly mounted at one end of the threaded rod (32) close to each other, and a moving wheel (35) is mounted inside the mounting frame (34).

5. The pipeline damage detection device based on ultrasonic detection according to claim 4 is characterized in that: A knob (31) is fixedly mounted on one end of the threaded rod (32) away from the mounting frame (34), and an anti-slip groove is provided on the outer circumference of the knob (31).

6. The pipeline damage detection device based on ultrasonic detection according to claim 4 is characterized in that: A stepper motor (36) is fixedly mounted in the middle of one side of the mounting frame (34), and a driving end of the stepper motor (36) is connected to a moving wheel (35) on the same side.

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