Detection device for pressure pipeline

Abstract

The utility model belongs to the technical field of pressure pipeline detection, particularly relates to a detection device for a pressure pipeline, and aims to solve the problem that the accuracy of a detection result is affected due to the fact that the pipeline is easy to deviate in the detection process in the prior art. The U-shaped frame is arranged at the top of the base, and the four supporting legs are arranged at the bottom of the base. The mounting box is fixedly mounted at the top of the base; the clamping mechanism is arranged at the top of the base and used for fixing the pipeline; the shielding mechanism is arranged at the top of the base and used for sealing the pipeline; the detection mechanism is arranged at the top of the base and used for detecting the pipeline, the detection mechanism comprises a hydraulic cylinder arranged at the top of the base, and an output shaft of the hydraulic cylinder is fixedly provided with a push plate. In the detection process, the pipeline can be fixed, detection errors caused by deviation can be avoided, and the detection accuracy is improved. Therefore, the accuracy of the detection result is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of detection of pressure pipelines, in particular to a detection device for pressure pipelines. BACKGROUND

[0002] Pressure pipelines are widely used in many industrial fields, carrying high-pressure fluids of various media. Due to the complexity of pipeline operating conditions and the particularity of pressure vessels, the operation inspection and detection technology of pressure pipelines are of great significance.

[0003] Publication No. CN219511761U discloses a detection device for pressure pipelines, which comprises a piston rod, a power rotating mechanism fixedly connected to the shaft end of the piston rod, the piston rod being movable in the horizontal direction relative to the power rotating mechanism; a driving shaft body connected to the output end of the power rotating mechanism, the power rotating mechanism allowing the driving shaft body to rotate clockwise; the driving shaft body being hollow; a first connecting hose connected to one end of the driving shaft body, and a second connecting hose connected to the other end of the driving shaft body, so that gas passes through the first and second connecting hoses in sequence. The utility model solves the problem of the existing pressure pipeline detection device that is not convenient for automatic and omnidirectional detection of pressure pipelines, and the operator can accurately locate the specific leakage point of the pressure pipeline by observing the color of ozone.

[0004] In the prior art, the pipeline is prone to deviation during detection, thereby affecting the accuracy of the detection result. Utility model content

[0005] The utility model aims at solving the problem of deviation of the pipeline during detection in the prior art, thereby affecting the accuracy of the detection result, and provides a detection device for pressure pipelines.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A detection device for pressure pipelines comprises:

[0008] A base, a U-shaped frame arranged on the top of the base, and four supporting legs arranged on the bottom of the base;

[0009] A mounting box fixedly installed on the top of the base;

[0010] A clamping mechanism arranged on the top of the base for fixing the pipeline;

[0011] A shielding mechanism arranged on the top of the base for sealing the pipeline;

[0012] The detection mechanism is arranged on the top of the base and used for detecting the pipeline.

[0013] Preferably, the detection mechanism comprises a hydraulic cylinder arranged on the top of the base, an output shaft of the hydraulic cylinder is fixedly installed with a push plate, the base and the U-shaped frame are both in sliding connection with the push plate, one side of the push plate is fixedly installed with an ozone generator, one side of the push plate is fixedly installed with a piston rod, the piston rod is fixedly installed with a support plate, three rotating rods are rotatably installed on the support plate, and an electric motor is arranged in the support plate and its output shaft is fixedly connected with one of the rotating rods.

[0014] Preferably, the outer surfaces of the three rotating rods are fixedly installed with a large gear and two small gears, the ozone generator is fixedly installed with a hose, the hose is fixedly connected with the support plate, and two nozzles are fixedly installed on the two rotating rods and fixedly connected with the hose.

[0015] Preferably, the clamping mechanism comprises a driving motor arranged in the installation box, an output shaft of the driving motor is fixedly installed with a first screw rod, the outer surface of the first screw rod is fixedly installed with a first sprocket, the first sprocket is engaged with a first chain, the first chain is engaged with a second sprocket, the second sprocket is fixedly installed with a second screw rod, and the first screw rod and the second screw rod are both in rotary connection with the installation box.

[0016] Preferably, the outer surfaces of the first screw rod and the second screw rod are both threadedly connected with two connecting blocks, the four connecting blocks are all in sliding connection with the installation box, and the four connecting blocks are all fixedly installed with arc-shaped clamping plates.

[0017] Preferably, the shielding mechanism comprises a first rack fixedly installed on the output shaft of the hydraulic cylinder, the first rack is engaged with a first gear, the first gear is fixedly installed with a rotating shaft, and the rotating shaft is in rotary connection with the U-shaped frame.

[0018] Preferably, the outer surface of the rotating shaft is fixedly installed with a first bevel gear, the first bevel gear is engaged with a second bevel gear, the second bevel gear is fixedly installed with a rotating rod, the outer surface of the rotating rod is rotatably installed with a mounting block, and the mounting block is fixedly connected with the base.

[0019] Preferably, the outer surface of the rotating rod is fixedly installed with a third sprocket, the third sprocket is engaged with a second chain, the second chain is engaged with a fourth sprocket, the fourth sprocket is fixedly installed with a rotating shaft, the outer surface of the rotating shaft is rotatably installed with a positioning block, the positioning block is fixedly connected with the base, the outer surface of the rotating shaft is fixedly installed with a second gear, the second gear is engaged with a second rack, the second rack is fixedly installed with a shielding plate, and the shielding plate is in sliding connection with the installation box.

[0020] The beneficial effects of the detection device for pressure pipelines described in this utility model are as follows:

[0021] Because of the clamping mechanism, the pipeline can be fixed during pipeline inspection, avoiding inspection errors caused by displacement, thereby improving the accuracy of the inspection results.

[0022] Because of the shielding mechanism, the pipeline can be sealed to prevent fluid or gas from leaking out, thus ensuring the integrity of the pipeline.

[0023] Because a detection mechanism is installed, it can spray gas onto the inner wall of the pressure pipeline. If light blue gas appears on the outer wall of the pressure pipeline, it indicates that the pressure pipeline is leaking.

[0024] This invention can fix the pipeline during the testing process, avoiding testing errors caused by displacement and improving the accuracy of the test results. Attached Figure Description

[0025] Figure 1 This is a schematic diagram of the structure of a detection device for pressure pipelines proposed in this utility model;

[0026] Figure 2 This is a schematic diagram of the detection mechanism of a detection device for pressure pipelines proposed in this utility model;

[0027] Figure 3 This is a schematic diagram of the clamping mechanism of a pressure pipeline detection device proposed in this utility model;

[0028] Figure 4 This utility model proposes a testing device for pressure pipelines. Figure 1 Enlarged structural diagram of section A;

[0029] Figure 5 This utility model proposes a testing device for pressure pipelines. Figure 1 Enlarged structural diagram of part B.

[0030] : 1, base; 2, support leg; 3, U frame; 4, hydraulic cylinder; 5, push plate; 6, ozone generator; 7, support plate; 8, rotating rod; 9, large gear; 10, small gear; 11, hose; 12, spray head; 13, mounting box; 14, drive motor; 15, first screw; 16, first sprocket; 17, first chain; 18, second sprocket; 19, connecting block; 20, arc-shaped clamping plate; 21, first rack; 22, first gear; 23, rotating shaft; 24, first bevel gear; 25, second bevel gear; 26, rotating rod; 27, third sprocket; 28, fourth sprocket; 29, rotating shaft; 30, second gear; 31, second rack; 32, shielding plate. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0032] Embodiment one

[0033] Reference Figures 1-5 A detection device for pressure pipeline, comprising:

[0034] The base 1, the U frame 3 arranged on the top of the base 1 and the four support legs 2 arranged on the bottom of the base 1;

[0035] The mounting box 13 is fixedly installed on the top of the base 1;

[0036] The clamping mechanism is arranged on the top of the base 1 and is used for fixing the pipeline;

[0037] The shielding mechanism is arranged on the top of the base 1 and is used for sealing the pipeline;

[0038] The detection mechanism is arranged on the top of the base 1 and is used for detecting the pipeline.

[0039] In the embodiment, the detection mechanism comprises a hydraulic cylinder 4 arranged on the top of the base 1, the output shaft of the hydraulic cylinder 4 is fixedly installed with a push plate 5, the base 1 and the U frame 3 are both in sliding connection with the push plate 5, one side of the push plate 5 is fixedly installed with an ozone generator 6, one side of the push plate 5 is fixedly installed with a piston rod, the piston rod is fixedly installed with a support plate 7, three rotating rods 8 are rotatably installed on the support plate 7, and the inside of the support plate 7 is provided with a motor, the output shaft of the motor is fixedly connected with one of the rotating rods 8.

[0040] In the embodiment, the outer surfaces of the three rotating rods 8 are fixedly installed with a large gear 9 and two small gears 10, the ozone generator 6 is fixedly installed with a hose 11, the hose 11 is fixedly connected with the support plate 7, and the two rotating rods 8 are both fixedly installed with spray heads 12, and the two spray heads 12 are fixedly connected with the hose 11.

[0041] In the embodiment, the clamping mechanism comprises a driving motor 14 arranged in the installation box 13, a first screw rod 15 fixedly installed on an output shaft of the driving motor 14, a first sprocket 16 fixedly installed on an outer surface of the first screw rod 15, a first chain 17 engaged with the first sprocket 16, a second sprocket 18 engaged with the first chain 17, a second screw rod fixedly installed on the second sprocket 18, and the first screw rod 15 and the second screw rod are both rotationally connected with the installation box 13.

[0042] In the embodiment, the outer surfaces of the first screw rod 15 and the second screw rod are both threadedly connected with two connecting blocks 19, the four connecting blocks 19 are all slidingly connected with the installation box 13, and the four connecting blocks 19 are all fixedly installed with arc-shaped clamping plates 20 on one side.

[0043] In the embodiment, the shielding mechanism comprises a first rack 21 fixedly installed on an output shaft of the hydraulic cylinder 4, a first gear 22 engaged with the first rack 21, a rotating shaft 23 fixedly installed on the first gear 22, and the rotating shaft 23 is rotationally connected with the U-shaped frame 3.

[0044] In the embodiment, the outer surface of the rotating shaft 23 is fixedly installed with a first bevel gear 24, the first bevel gear 24 is engaged with a second bevel gear 25, the second bevel gear 25 is fixedly installed with a rotating rod 26, the outer surface of the rotating rod 26 is rotationally installed with an installation block, and the installation block is fixedly connected with the base 1.

[0045] In the embodiment, the outer surface of the rotating rod 26 is fixedly installed with a third sprocket 27, the third sprocket 27 is engaged with a second chain, the second chain is engaged with a fourth sprocket 28, the fourth sprocket 28 is fixedly installed with a rotating shaft 29, the outer surface of the rotating shaft 29 is rotationally installed with a positioning block, and the positioning block is fixedly connected with the base 1, the outer surface of the rotating shaft 29 is fixedly installed with a second gear 30, the second gear 30 is engaged with a second rack 31, the second rack 31 is fixedly installed with a shielding plate 32, and the shielding plate 32 is slidingly connected with the installation box 13.

[0046] The utility model discloses a pipeline detection device, including base 1, the hydraulic cylinder 4, push plate 5, motor, rotating rod 8, big gear 9, two pinions 10, nozzle 12, ozone generator 6, hose 11, clamping device, first screw rod 15, first sprocket 16, first chain 17, second sprocket 18, second screw rod, four connecting blocks 19, arc clamping plate 20, first rack 21, first gear 22, rotating shaft 23, first bevel gear 24, second bevel gear 25, rotating rod 26, third sprocket 27, second chain, fourth sprocket 28, rotating shaft 29, second gear 30, second rack 31, shielding plate 32, pipeline, when using, put the pipeline into the clamping device position, start drive motor 14, the output shaft of drive motor 14 drives first screw rod 15 to rotate, and first screw rod 15 drives first sprocket 16 to rotate, and first chain 17 drives second sprocket 18 to rotate, and second sprocket 18 drives second screw rod to rotate, and first screw rod 15 and second screw rod drive four connecting blocks 19 to be clamped mutually respectively, can drive arc clamping plate 20 to be clamped mutually, can fix the pipeline during the pipeline detection, avoids the detection error caused by the deviation, thereby improves the accuracy of the detection result, after the pipeline is fixed, start hydraulic cylinder 4, and the output shaft of hydraulic cylinder 4 drives push plate 5 to move, start motor, and the output shaft of motor drives rotating rod 8 to rotate, and rotating rod 8 drives big gear 9 to rotate, and big gear 9 drives two pinions 10 to rotate, and pinion 10 drives two rotating rod 8 to rotate, thereby can drive nozzle 12 to rotate, and ozone generator 6 will pass through hose 11 and be led to nozzle 12 with the ozone in the inside, and the ozone will be sprayed from nozzle 12, and the ozone is colored gas and non-toxic and harmless, can spray the gas to the pressure pipeline inner wall, if the light blue gas appears on the pressure pipeline outer wall, then the pressure pipeline appears the leakage, when sealing the pipeline, the output shaft of hydraulic cylinder 4 drives first rack 21 to move, and first rack 21 drives first gear 22 to rotate, and first gear 22 drives rotating shaft 23 to rotate, and rotating shaft 23 drives first bevel gear 24 to rotate, and first bevel gear 24 drives second bevel gear 25 to rotate, and second bevel gear 25 drives rotating rod 26 to rotate, and rotating rod 26 drives third sprocket 27 to rotate, and second chain drives fourth sprocket 28 to rotate, and fourth sprocket 28 drives rotating shaft 29 to rotate, and rotating shaft 29 drives second gear 30 to rotate, and second gear 30 drives second rack 31 to move, thereby can drive shielding plate 32 to move, can seal the pipeline, prevent fluid or gas from leaking out from the pipeline.

[0047] Example two

[0048] The difference between the embodiment and example one is that a push rod motor is arranged on the top of the base 1, which can finely adjust the shielding plate.

[0049] The above is only the preferred specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A testing device for pressure pipelines, characterized in that: include: The base (1) and the U-frame (3) set on the top of the base (1) and the four support legs (2) set on the bottom; Mounting box (13) is fixedly installed on the top of base (1); A clamping mechanism is located on the top of the base (1) and is used to fix the pipe; A shielding mechanism is installed on the top of the base (1) for sealing the pipe; The detection mechanism is set on the top of the base (1) and is used to detect the pipeline. The clamping mechanism includes a drive motor (14) set inside the mounting box (13). The output shaft of the drive motor (14) is fixedly mounted with a first screw (15). The outer surface of the first screw (15) is fixedly mounted with a first sprocket (16). The first sprocket (16) meshes with a first chain (17). The first chain (17) meshes with a second sprocket (18). The second sprocket (18) is fixedly mounted with a second screw. The first screw (15) and the second screw are rotatably connected to the mounting box (13). The outer surfaces of the first screw (15) and the second screw are threaded with two connecting blocks (19). The four connecting blocks (19) are slidably connected to the mounting box (13). An arc-shaped clamping plate (20) is fixedly mounted on one side of each of the four connecting blocks (19).

2. The detection device for pressure pipelines according to claim 1, characterized in that: The detection mechanism includes a hydraulic cylinder (4) set on the top of the base (1). The output shaft of the hydraulic cylinder (4) is fixedly mounted with a push plate (5). The base (1) and the U-frame (3) are slidably connected to the push plate (5). An ozone generator (6) is fixedly mounted on one side of the push plate (5). A piston rod is fixedly mounted on one side of the push plate (5). A support plate (7) is fixedly mounted on the piston rod. Three rotating rods (8) are rotatably mounted on the support plate (7). An electric motor is installed inside the support plate (7). The output shaft of the electric motor is fixedly connected to one of the rotating rods (8).

3. The detection device for pressure pipelines according to claim 2, characterized in that: A large gear (9) and two small gears (10) are fixedly installed on the outer surface of the three rotating rods (8). A hose (11) is fixedly installed on the ozone generator (6). The hose (11) is fixedly connected to the support plate (7). A nozzle (12) is fixedly installed on each of the two rotating rods (8). The two nozzles (12) are fixedly connected to the hose (11).

4. The detection device for pressure pipelines according to claim 2, characterized in that: The shielding mechanism includes a first rack (21) fixedly installed on the output shaft of the hydraulic cylinder (4), the first rack (21) meshing with a first gear (22), a rotating shaft (23) fixedly installed on the first gear (22), and the rotating shaft (23) rotatably connected to the U frame (3).

5. The detection device for pressure pipelines according to claim 4, characterized in that: A first bevel gear (24) is fixedly installed on the outer surface of the rotating shaft (23). The first bevel gear (24) meshes with a second bevel gear (25). A rotating rod (26) is fixedly installed on the second bevel gear (25). An installation block is rotatably installed on the outer surface of the rotating rod (26), and the installation block is fixedly connected to the base (1).

6. The detection device for pressure pipelines according to claim 5, characterized in that: A third sprocket (27) is fixedly installed on the outer surface of the rotating rod (26). The third sprocket (27) meshes with a second chain. The second chain meshes with a fourth sprocket (28). A rotating shaft (29) is fixedly installed on the fourth sprocket (28). A positioning block is rotatably installed on the outer surface of the rotating shaft (29), and the positioning block is fixedly connected to the base (1). A second gear (30) is fixedly installed on the outer surface of the rotating shaft (29). The second gear (30) meshes with a second rack (31). A baffle plate (32) is fixedly installed on the second rack (31), and the baffle plate (32) is slidably connected to the mounting box (13).

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