Test equipment for nondestructive measurement of pipeline damage characteristics under blasting effect

Abstract

The utility model belongs to the technical field of pipelines, and particularly relates to test equipment for nondestructive measurement of pipeline damage characteristics under the blasting effect. A mounting frame is in bolted connection with the top of the workbench, a frame body is in bolted connection with the center of the top of the workbench, a limiting assembly for fixing a pipeline is arranged in an inner cavity of the frame body, a box body is in bolted connection with the top of the mounting frame, and a pressure-resistant blasting assembly for testing the pipeline is arranged in an inner cavity of the box body; through the structural design of a motor, a rotating shaft, a driving gear, a driven gear, a lead screw, a threaded sleeve, a mounting plate, a stamping head and a pressure sensor, the stamping head and the pressure sensor are driven to move downwards, a pressure bursting test is carried out on a pipeline, data of pipeline damage characteristics are obtained through the pressure sensor, and the test efficiency is improved; through the structural design of the threaded rods and the clamping plates, pipelines of different models can be quickly clamped and fixed, the pipeline fixing efficiency is improved, and therefore the test efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipelines, in particular to a test device for non-destructively measuring pipeline damage characteristics under blasting action. Background Art

[0002] A pipeline is a device connected by pipes, pipe connectors and valves for conveying gas, liquid or fluid with solid particles. Usually, the fluid is pressurized by a blower, compressor, pump and boiler, and then flows from the high pressure part of the pipeline to the low pressure part. It can also be conveyed by the fluid's own pressure or gravity.

[0003] The existing pipeline pressure bursting test machine uses manual clamping to plug and seal the pipe before the pressure test can be carried out. This method is only suitable for a small number of pipe pressure tests in the laboratory. The test cycle is about 20 minutes per time, the test speed is slow and the efficiency is low. Therefore, in order to solve the above problems, a test equipment for non-destructive measurement of pipeline damage characteristics under explosion is proposed. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the prior art has the disadvantages of slow test speed and low efficiency. For this reason, we propose a test device for non-destructively measuring pipeline damage characteristics under blasting.

[0005] The utility model solves the technical problem by adopting the following technical solution: a test device for non-destructively measuring pipeline damage characteristics under blasting, comprising a workbench; a mounting frame is bolted to the top of the workbench, a frame body is bolted to the center of the top of the workbench, a limit assembly for fixing the pipeline is arranged in the inner cavity of the frame body, a box body is bolted to the top of the mounting frame, a pressure-resistant blasting assembly for pipeline testing is arranged in the inner cavity of the box body, the pressure-resistant blasting assembly comprises a motor, a rotating shaft, a driving gear, a driven gear, a screw rod, a threaded sleeve, a mounting plate, a punch head and a pressure sensor, a motor is bolted to the right side of the box body, and the output of the motor The shaft is fixedly connected with a rotating shaft, the left side of the rotating shaft penetrates the box and is rotatably connected to the left side of the inner cavity of the box through a bearing, the surface of the rotating shaft is keyed with a driving gear from left to right in sequence, the bottom of the driving gear is meshed with a driven gear, the inner cavity of the driven gear is keyed with a screw rod, both sides of the bottom of the box are rotatably connected to the surface of the screw rod through bearings, the bottom of the screw rod penetrates the box and the mounting frame in sequence and extends downward, the surface of the screw rod is threadedly connected with a threaded sleeve, the surface of the threaded sleeve is installed with a mounting plate, a punch head is bolted at the center of the bottom of the mounting plate, and a pressure sensor is installed at the bottom of the punch head.

[0006] Preferably, the limit assembly includes a threaded rod and a clamping plate, both sides of the frame are threadedly connected with the threaded rod through threaded blocks, the outer side of the threaded rod is bolted with a handle, the inner side of the threaded rod is rotatably connected with the clamping plate through a bearing, the bottom of the inner cavity of the frame is sequentially provided with a first sliding groove from front to back, the inner cavity of the first sliding groove is sequentially slidably connected with a first sliding block from left to right, and the top of the first sliding block is bolted to the bottom of the clamping plate.

[0007] Preferably, second slide grooves are provided on both sides of the inner cavity of the installation frame, the inner cavity of the second slide groove is slidably connected with a second slider, and the inner side of the second slider is bolted to both sides of the installation plate.

[0008] Preferably, a protective pad is bonded to the inner side of the clamping plate, and storage boxes are bolted to both sides of the bottom of the workbench.

[0009] Preferably, a protective shell is bolted to the right side of the box body, and the motor is located in the inner cavity of the protective shell.

[0010] Preferably, the output end of the pressure sensor is electrically connected to the input end of the single-chip microcomputer, a display screen is bolted to the right side of the installation frame, and the input end of the display screen is electrically connected to the output end of the single-chip microcomputer.

[0011] The beneficial effects of the utility model are:

[0012] 1. The utility model drives the punch head and the pressure sensor to move downward through the structural design of the motor, the rotating shaft, the driving gear, the driven gear, the screw rod, the threaded sleeve, the mounting plate, the punch head and the pressure sensor, performs a pressure burst test on the pipeline, obtains data on the damage characteristics of the pipeline through the pressure sensor, and improves the efficiency of the test;

[0013] 2. The utility model can quickly clamp and fix pipes of different types through the structural design of threaded rods and clamping plates, thereby improving the fixing efficiency of the pipes and thus improving the efficiency of the test. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a cross-sectional view of the overall structure of the utility model;

[0016] Figure 2 This is a cross-sectional view of the box structure of the utility model;

[0017] Figure 3 This is a cross-sectional view of the frame structure of the utility model;

[0018] Figure 4 It is the front view of the splint structure of the utility model.

[0019] In the figure: 1. workbench; 2. mounting frame; 3. frame body; 4. limit assembly; 41. threaded rod; 42. clamping plate; 5. box body; 6. pressure-resistant blasting assembly; 61. motor; 62. rotating shaft; 63. driving gear; 64. driven gear; 65. screw rod; 66. threaded sleeve; 67. mounting plate; 68. punch head; 69. pressure sensor; 7. first slide groove; 8. first slider; 9. second slide groove; 10. second slider; 11. display screen. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0021] The following is combined with Figure 1-4 To further explain this application in detail,

[0022] The present application embodiment discloses a test device for non-destructively measuring pipeline damage characteristics under blasting. Figure 1 and Figure 2A test device for non-destructively measuring pipeline damage characteristics under blasting, comprising a workbench 1; a mounting frame 2 is bolted to the top of the workbench 1, a frame body 3 is bolted to the center of the top of the workbench 1, a limit assembly 4 for fixing the pipeline is provided in the inner cavity of the frame body 3, a box body 5 is bolted to the top of the mounting frame 2, a pressure-resistant blasting assembly 6 for pipeline testing is provided in the inner cavity of the box body 5, the pressure-resistant blasting assembly 6 comprises a motor 61, a rotating shaft 62, a driving gear 63, a driven gear 64, a screw rod 65, a threaded sleeve 66, a mounting plate 67, a punch head 68 and a pressure sensor 69, a motor 61 is bolted to the right side of the box body 5, an output shaft of the motor 61 is fixedly connected to the rotating shaft 62, and the left side of the rotating shaft 62 passes through the box body 5 and is rotatably connected to the left side of the inner cavity of the box body 5 through a bearing. The surface of the rotating shaft 62 is keyed to a driving gear 63 from left to right in sequence, a driven gear 64 is meshed at the bottom of the driving gear 63, a screw 65 is keyed to the inner cavity of the driven gear 64, both sides of the bottom of the box body 5 are rotatably connected to the surface of the screw 65 through bearings, the bottom of the screw 65 passes through the box body 5 and the mounting frame 2 in sequence and extends downward, a threaded sleeve 66 is threadedly connected to the surface of the screw 65, a mounting plate 67 is installed on the surface of the threaded sleeve 66, a punch head 68 is bolted at the center of the bottom of the mounting plate 67, and a pressure sensor 69 is installed at the bottom of the punch head 68; the punch head 68 and the pressure sensor 69 are driven to move downward, and a pressure burst test is performed on the pipeline, and data on pipeline damage characteristics are obtained through the pressure sensor 69, thereby improving the efficiency of the test.

[0023] Reference Figure 3 and Figure 4 The limiting assembly 4 includes a threaded rod 41 and a clamping plate 42. The threaded rod 41 is threadedly connected to both sides of the frame 3 through a threaded block. A handle is bolted to the outside of the threaded rod 41. The inner side of the threaded rod 41 is rotatably connected to the clamping plate 42 through a bearing. The bottom of the inner cavity of the frame 3 is sequentially provided with a first slide groove 7 from front to back. The inner cavity of the first slide groove 7 is sequentially slidably connected with a first slider 8 from left to right. The top of the first slider 8 is bolted to the bottom of the clamping plate 42. Pipes of different types can be quickly clamped and fixed, thereby improving the fixing efficiency of the pipelines.

[0024] Reference Figure 1 A second slide groove 9 is provided on both sides of the inner cavity of the mounting frame 2, and a second slider 10 is slidably connected to the inner cavity of the second slide groove 9. The inner side of the second slider 10 is bolted to the two sides of the mounting plate 67; the mounting plate 67 is limited and the auxiliary mounting plate 67 is moved, thereby improving the stability of the mounting plate 67.

[0025] Reference Figure 3 and Figure 4 A protective pad is bonded to the inner side of the splint 42, and storage boxes are bolted to both sides of the bottom of the workbench 1; the protective pad improves the anti-slip performance of the splint 42, and the storage box can store the personal belongings of the staff.

[0026] Reference Figure 1 and Figure 2 A protective shell is bolted to the right side of the box body 5, and the motor 61 is located in the inner cavity of the protective shell; the motor 61 is protected to prevent other objects from colliding with the motor 61.

[0027] Reference Figure 1 The output end of the pressure sensor 69 is electrically connected to the input end of the single chip microcomputer. The right side of the mounting frame 2 is bolted with a display screen 11, and the input end of the display screen 11 is electrically connected to the output end of the single chip microcomputer.

[0028] Working principle: put the pipe into the frame 3, and then the staff turns the handle, the handle drives the threaded rod 41 to rotate, the threaded rod 41 drives the clamping plate 42 to move towards each other to clamp the pipe, and then the staff turns on the motor 61, the motor 61 drives the rotating shaft 62 to rotate, the rotating shaft 62 drives the driving gear 63 to rotate, so that the driving gear 63 drives the driven gear 64 to rotate, and then the driven gear 64 drives the screw rod 65 to rotate, and then the screw rod 65 drives the threaded sleeve 66 to move downward, the threaded sleeve 66 drives the mounting plate 67 to move downward, so that the mounting plate 67 drives the punch head 68 to move downward, and the punch head 68 drives the pressure sensor 69 to move downward, and the pipe is subjected to an extrusion and blasting test, and the extrusion data will be displayed on the display screen 11 through the pressure sensor 69 to obtain data on the pipe damage characteristics.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A test device for non-destructive measurement of pipeline damage characteristics under blasting, characterized by: The invention comprises a workbench (1); a mounting frame (2) is bolted to the top of the workbench (1); a frame (3) is bolted to the center of the top of the workbench (1); a limit assembly (4) for fixing a pipeline is arranged in the inner cavity of the frame (3); a box (5) is bolted to the top of the mounting frame (2); a pressure-resistant blasting assembly (6) for testing the pipeline is arranged in the inner cavity of the box (5); the pressure-resistant blasting assembly (6) comprises a motor (61), a rotating shaft (62), a driving gear (63), a driven gear (64), a screw rod (65), a threaded sleeve (66), a mounting plate (67), a punch head (68) and a pressure sensor (69); a motor (61) is bolted to the right side of the box (5); an output shaft of the motor (61) is fixedly connected to a rotating shaft (62); The left side penetrates the box body (5) and is rotatably connected to the left side of the inner cavity of the box body (5) through a bearing. The surface of the rotating shaft (62) is keyed to a driving gear (63) from left to right in sequence. The bottom of the driving gear (63) is meshed with a driven gear (64). The inner cavity of the driven gear (64) is keyed to a screw rod (65). Both sides of the bottom of the box body (5) are rotatably connected to the surface of the screw rod (65) through a bearing. The bottom of the screw rod (65) penetrates the box body (5) and the mounting frame (2) in sequence and extends downward. The surface of the screw rod (65) is threadedly connected to a threaded sleeve (66). The surface of the threaded sleeve (66) is mounted with a mounting plate (67). A punch head (68) is bolted to the center of the bottom of the mounting plate (67). A pressure sensor (69) is mounted at the bottom of the punch head (68).

2. The test equipment for non-destructive measurement of pipeline damage characteristics under blasting according to claim 1 is characterized by: The limit assembly (4) comprises a threaded rod (41) and a clamping plate (42). The two sides of the frame (3) are threadedly connected to the threaded rod (41) through threaded blocks. The outer side of the threaded rod (41) is bolted with a handle. The inner side of the threaded rod (41) is rotatably connected to the clamping plate (42) through a bearing. The bottom of the inner cavity of the frame (3) is sequentially provided with a first sliding groove (7) from front to back. The inner cavity of the first sliding groove (7) is sequentially slidably connected with a first sliding block (8) from left to right. The top of the first sliding block (8) is bolted to the bottom of the clamping plate (42).

3. The test equipment for non-destructive measurement of pipeline damage characteristics under blasting according to claim 1 is characterized by: Second slide grooves (9) are provided on both sides of the inner cavity of the installation frame (2), and the inner cavity of the second slide groove (9) is slidably connected to a second slider (10), and the inner side of the second slider (10) is bolted to both sides of the installation plate (67).

4. The test equipment for non-destructive measurement of pipeline damage characteristics under blasting according to claim 2 is characterized by: A protective pad is bonded to the inner side of the clamping plate (42), and storage boxes are bolted to both sides of the bottom of the workbench (1).

5. The test equipment for non-destructive measurement of pipeline damage characteristics under blasting according to claim 1 is characterized by: A protective shell is bolted to the right side of the box body (5), and the motor (61) is located in the inner cavity of the protective shell.

6. The test equipment for non-destructive measurement of pipeline damage characteristics under blasting according to claim 1 is characterized by: The output end of the pressure sensor (69) is electrically connected to the input end of the single chip microcomputer; a display screen (11) is bolted to the right side of the installation frame (2); and the input end of the display screen (11) is electrically connected to the output end of the single chip microcomputer.

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