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CN-224231214-U - Testing device for pipeline pressure maintaining

CN224231214UCN 224231214 UCN224231214 UCN 224231214UCN-224231214-U

Abstract

The utility model discloses a testing device for pipeline pressure maintaining, which relates to the technical field of pipeline testing, and comprises supporting legs, wherein the tops of the supporting legs are fixedly connected with an operation table, the tops of the operation table are provided with anti-displacement equipment, the anti-displacement equipment comprises an arc-shaped rod, and the two sides of a pipeline are clamped when clamping plates do relative motion through the mutual coordination among components such as a motor, a pressurizing pipe and a tester in the anti-displacement equipment, so that the pipeline is prevented from shaking when the clamping plates do relative motion, the pipeline is prevented from being injected with gas, and when the pipeline shakes in the pressurizing process, the clamping effect of the clamping plates on the pipeline can be effectively avoided, so that the precision of the pressure testing is ensured, the pipeline is ensured to always maintain a correct posture in the testing process, and the pressure change or inaccurate detection result caused by the position change of the pipeline is avoided.

Inventors

  • CAI MINGHONG
  • YANG MINYU

Assignees

  • 厦门泛光云电子科技有限公司

Dates

Publication Date
20260512
Application Date
20250702

Claims (7)

  1. 1. The testing device for pipeline pressure maintaining comprises supporting legs (1) and is characterized in that the tops of the supporting legs (1) are fixedly connected with an operation table (2), and anti-displacement equipment (3) is arranged at the tops of the operation tables (2); The displacement prevention device (3) comprises an arc-shaped rod (31), one end fixedly connected with of the arc-shaped rod (31) is arranged at the bottom of an operation table (2), one end fixedly connected with motor (32) of the operation table (2) is kept away from to the arc-shaped rod (31), a gear (34) is fixedly connected to an output shaft of the motor (32), a rack I (35) is connected to the bottom of the operation table (2) in a sliding manner, a rack II (36) is connected to the bottom of the operation table (2) in a sliding manner, a connecting rod (37) is fixedly connected to one end of the rack I (35), a square plate (38) is fixedly connected to the top of the connecting rod (37), a clamping plate (39) is fixedly connected to one end of the square plate (38), a tester (312) is fixedly connected to the top of the operation table (2), a pressurizing pipe (313) is penetrated through the side of the tester (312), a connecting pipe (315) is penetrated through one end of the pressurizing pipe (310) of the operation table (2), and a connecting pipe (310) is arranged at the top of the square plate (310).
  2. 2. The testing device for pipeline pressure maintaining according to claim 1, wherein two clamping plates (39) and square plates (38) are arranged and are symmetrical to each other along the vertical central axis of the operating table (2), the pipeline (311) is positioned on the displacement track of the clamping plates (39), two pressurizing pipes (313) are arranged, and a switch (33) is arranged on the side face of the motor (32).
  3. 3. A testing device for pressure maintenance of pipelines according to claim 2, wherein the shelf boards (310) are arranged in a plurality of groups, two by two, and are symmetrical to each other along the vertical central axis of the operation table (2), the first rack (35) and the gear (34) are meshed with each other, and the second rack (36) and the gear (34) are meshed with each other.
  4. 4. A testing arrangement for pipeline pressurize according to claim 3, characterized in that, top fixedly connected with of operation panel (2) pushes down leak protection equipment (4), push down leak protection equipment (4) include support (41), the bottom fixedly connected with of support (41) is at the top of operation panel (2), rotate on the inner wall of support (41) and be connected with carousel (42), fixedly connected with swash plate (43) on the periphery of carousel (42), fixedly connected with holding down plate (44) on the periphery of carousel (42), the top fixedly connected with L shape pole (46) of holding plate (39), the side fixedly connected with extrusion rod (47) of L shape pole (46).
  5. 5. The testing device for line dwell pressure according to claim 4, characterized in that the swash plate (43) is located on the displacement path of the extrusion rod (47) and the connecting tube (315) is located on the displacement path of the lower pressure plate (44).
  6. 6. The testing device for pressure maintaining of pipelines according to claim 5, wherein two groups of the pressing-down leakage-proof devices (4) are arranged, the pressing-down leakage-proof devices are symmetrical to each other along the vertical central axis of the operating table (2), and a pressure gauge (314) is arranged on the circumferential surface of the pressurizing air pipe (313).
  7. 7. The testing device for pressure maintaining of pipelines according to claim 6, wherein a spring (45) is fixedly connected to the side surface of the inclined plate (43), and one end of the spring (45) away from the inclined plate (43) is fixedly connected to the top of the lower pressing plate (44).

Description

Testing device for pipeline pressure maintaining Technical Field The utility model belongs to the technical field of pipeline testing, and particularly relates to a testing device for pipeline pressure maintaining. Background The pipeline pressure maintaining testing device is equipment for checking the tightness and the pressure resistance of a pipeline system, and is usually used for ensuring that the pipeline system can bear working pressure without leakage after the pipeline is installed, maintained or debugged. Such devices can help ensure that the pipeline is safe and stable to operate during use, particularly in the fields of industry, chemical industry, petroleum and natural gas, water supply, heat supply, and the like. According to the air tightness testing device with the pressure maintaining function (publication number: CN 112444356A), the air tightness testing device comprises an air pressure gauge and a manual air pump which are arranged on a pipeline, a braking mechanism capable of radially expanding and a power mechanism for driving the braking mechanism to radially expand are arranged on a piston rod of the air pump, and the power mechanism comprises a power piece matched with the braking mechanism, a manual piece arranged on a handle of the air pump and a steel wire for connecting the power piece and the manual piece. The basic principle of the pipeline pressure maintaining testing device is that a certain pressure is applied to the inside of a pipeline, the pressure is maintained for a period of time, whether the pipeline is subjected to pressure drop phenomenon or not is observed, when the pipeline is injected with pressure, the pipeline is likely to displace, the injection of the pressure is affected, the testing of the pipeline is affected, the shaking of the pipeline is difficult to effectively avoid through the mutual matching between components such as the middle braking mechanism and the power mechanism, the two sides of the pipeline are difficult to clamp, the pipeline is difficult to be ensured to always maintain the correct posture in the testing process, and the pipeline is to be improved. Disclosure of utility model The utility model aims to provide a testing device for pressure maintaining of a pipeline, which is characterized in that through mutual matching among components such as a motor, a pressurizing pipe, a tester and the like in an anti-displacement device, two sides of the pipeline are clamped when a clamping plate moves relatively, so that shaking is prevented when the pipeline is injected with gas, and when the pipeline shakes in the pressurizing process, pressure measurement errors or inaccurate testing can be caused, the clamping plate can effectively prevent the pipeline from shaking, thereby ensuring the accuracy of pressure testing, ensuring that the pipeline always maintains a correct posture in the testing process, avoiding pressure change or inaccurate detection results caused by the position change of the pipeline, and solving the existing problems. In order to solve the technical problems, the utility model is realized by the following technical scheme: The utility model relates to a testing device for pipeline pressure maintaining, which comprises supporting legs, wherein the tops of the supporting legs are fixedly connected with an operation table, the tops of the operation tables are provided with anti-displacement equipment, the anti-displacement equipment comprises an arc-shaped rod, one end of the arc-shaped rod is fixedly connected with the bottom of the operation table, one end of the arc-shaped rod, which is far away from the operation table, is fixedly connected with a motor, an output shaft of the motor is fixedly connected with a gear, the bottom of the operation table is slidably connected with a rack I, the bottom of the operation table is slidably connected with a rack II, one end of the rack I is fixedly connected with a connecting rod, the tops of the connecting rod are fixedly connected with a square plate, the side faces of the square plate are fixedly connected with a clamping plate, one end of the rack II is fixedly connected with a connecting rod, the tops of the operation table are fixedly connected with a tester, the side faces of the tester are penetrated with a pressurizing pipe, one end of the pressurizing pipe is penetrated with a connecting pipe, the tops of the operation table is fixedly connected with a rack plate, and the tops of the rack plate are provided with a pipeline. Further, the clamping plates and the square plates are arranged in two and are symmetrical to each other along the vertical central axis of the operation table, the pipeline is located on the displacement track of the clamping plates, the two pressurizing air pipes are arranged, the switch is arranged on the side face of the motor, and the two clamping plates are arranged to clamp the two sides of the pipeline. Further, the frame plate is provided with a