CN216846770U - Petroleum pipeline sealing performance detection device - Google Patents
Petroleum pipeline sealing performance detection device Download PDFInfo
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- CN216846770U CN216846770U CN202123167881.0U CN202123167881U CN216846770U CN 216846770 U CN216846770 U CN 216846770U CN 202123167881 U CN202123167881 U CN 202123167881U CN 216846770 U CN216846770 U CN 216846770U
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- petroleum pipeline
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Abstract
The utility model discloses a petroleum pipeline leakproofness detection device, including scraping the wall subassembly, still including detecting case shell A and detecting case shell B, detect case shell A upper end and install the air pump, the air pump left side can be dismantled and be connected with the intake pipe, the air pump right side can be dismantled and be connected with bellows, it includes push cylinder, piston rod, mounting panel, driving motor, transmission shaft and scrapes the wallboard to scrape the wall subassembly, the intake pipe lower extreme can be dismantled and be connected with the connection rope, it is connected with ring flange A to connect the terminal dismantlement of rope, ring flange A right side fixedly connected with seal post. This petroleum pipeline leakproofness detection device passes through air pump work and passes through inside flexible bellows and the leading-in petroleum pipeline of air duct with the outside air to atmospheric pressure detection is carried out through the atmospheric pressure detector of inside installation, can judge petroleum pipeline's gas tightness according to atmospheric pressure difference around, and flexible bellows and connection rope collocation can assemble arbitrary length pipeline, and application scope is wide.
Description
Technical Field
The utility model relates to a sealed technical field that detects, in particular to petroleum pipeline leakproofness detection device.
Background
Petroleum pipe is a seamless steel pipe suitable for furnace tubes, heat exchangers and pipelines of petroleum refineries. The steel pipe for geological drilling is used for core drilling by geological departments and can be divided into a drill pipe, a drill collar, a core pipe, a casing pipe, a settling pipe and the like according to application. The petroleum pipe is a long steel bar with a hollow section and no seam on the periphery, and the petroleum cracking pipe is a steel bar with an economic section.
Patent number CN202020867624.4 discloses a petroleum pipeline leakproofness detection device, including sealing plug, pipeline main part, air-blower, cloth, fixed band, elastic cord, slider, spout, clamping bar, dead lever, spring, fixed slot, cotton pad, connecting block, connecting plate, bolt, nut and shifting chute. The utility model discloses simple structure, the operation of being convenient for, through placing the cloth laminating on pipeline main part surface, the wind that blows off when having the crack on the pipeline main part lateral wall can blow the cloth to can judge the position of crack on the pipeline main part, and can use the clamping bar to adjust the diameter of cloth, has solved the problem that the bottom ribbon can't fall when current detection device uses, makes detection device can detect pipeline main part more comprehensively, and has increased the application scope of cloth; the influence on the detection result caused by the looseness of the sealing plug is avoided, and the stability of the detection device in use is improved.
At present, the sealing performance detection device for the petroleum pipeline has the following defects: 1. the whole sealing performance detection device for the petroleum pipeline is inconvenient to assemble and small in application range; 2. the sealing performance detection device for the petroleum pipeline is single in functionality and low in practicability. Therefore, the petroleum pipeline tightness detection device is provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a petroleum pipeline leakproofness detection device, through air pump work with the leading-in petroleum pipeline inside of outside air through bellows and air duct to atmospheric pressure detector through inside installation carries out the atmospheric pressure and detects, can judge petroleum pipeline's gas tightness according to the atmospheric pressure difference around, bellows and connection rope collocation can assemble arbitrary length pipeline, and application scope is wide, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a petroleum pipeline leakproofness detection device, is including scraping the wall subassembly, still including detecting case shell A and detecting case shell B, detect case shell A upper end and install the air pump, the air pump left side can be dismantled and be connected with the intake pipe, the air pump right side can be dismantled and be connected with bellows, it includes push cylinder, piston rod, mounting panel, driving motor, transmission shaft and scrapes the wallboard to scrape the wall subassembly, the intake pipe lower extreme can be dismantled and be connected with the connection rope, the connection rope end can be dismantled and be connected with ring flange A, ring flange A right side fixedly connected with seal post, bellows right side intercommunication is connected with the air duct, the terminal fixedly connected with ring flange B of air duct, the atmospheric pressure detector is installed to detecting case shell B inside wall.
Furthermore, a piston rod is installed on the right side of the pushing cylinder, and a mounting plate is detachably connected to the right side of the piston rod; by opening the push cylinder switch, the push cylinder is pushed to admit air to push the piston rod to operate, and the piston rod drives the mounting plate to stretch.
Furthermore, a driving motor is installed on the right side of the mounting plate, a power output end of the driving motor is connected with a power input end of a transmission shaft, and the outer side wall of the transmission shaft is fixedly connected with a scraping plate; by turning on a switch of the driving motor, the driving motor is switched on to work to drive the transmission shaft to rotate, and the transmission shaft drives the wall scraping plate to rotate to scrape oil dirt on the inner wall of the pipeline.
Furthermore, the outer side wall of the detection box shell A is fixedly connected with an assembling piece A, the outer side wall of the detection box shell B is fixedly connected with an assembling piece B, and the assembling piece A and the assembling piece B are detachably connected through bolts; the equipment piece A that will detect case shell A lateral wall is fixed laminates with the equipment piece B that detects case shell B lateral wall is fixed to run through the back with the nut fastening with the bolt, accomplish the equipment to detection case shell A and detection case shell B.
Furthermore, sealing strips are bonded on the inner surfaces of the edges of the detection box shell A and the detection box shell B; the sealing strip has improved the leakproofness that detects case shell A and detection case shell B joint gap.
Compared with the prior art, the utility model has the following beneficial effects 1, through butting flange A and flange B with the flanges at two sides of the petroleum pipeline respectively, the through hole on the flange is inserted with a bolt for fastening, and the detection box shell A and the detection box shell B are aligned with the pipe body position of the petroleum pipeline with possible gas leakage and are spliced, the assembly sheet A fixed on the outer side wall of the detection box shell A is jointed with the assembly sheet B fixed on the outer side wall of the detection box shell B, the bolt penetrates through the assembly sheet A and is fastened by a nut, the detection box shell A and the detection box shell B are assembled, the whole device is assembled with the petroleum pipeline with the required detection air tightness, then an air pump switch is pressed, the air pump works to guide the outside air into the petroleum pipeline through a telescopic corrugated pipe and an air duct, the air pressure detection is carried out through an air pressure detector arranged inside, the air tightness of the petroleum pipeline can be judged according to the air pressure difference between the front and the back, the telescopic corrugated pipe and the connecting rope can be matched to assemble pipelines with any length, so that the application range is wide; 2. there is the wall subassembly of scraping through increasing, scrapes the wall subassembly including push cylinder, piston rod, mounting panel, driving motor, transmission shaft and scrape the wallboard, through opening the push cylinder switch, push cylinder admits air and promotes the piston rod operation, and the piston rod drives the mounting panel flexible, and through opening the driving motor switch, it is rotatory that driving motor switch-on power supply work drives the transmission shaft, and the transmission shaft drives to scrape the wallboard and rotates and carry out the grease to the pipeline inner wall and strike off.
Drawings
Fig. 1 is the overall structure schematic diagram of the petroleum pipeline tightness detection device of the present invention.
Fig. 2 is the utility model relates to a petroleum pipeline leakproofness detection device's detection case shell sectional structure schematic diagram.
Fig. 3 is a schematic structural view of a wall scraping assembly of the device for detecting the sealing performance of a petroleum pipeline according to the present invention.
In the figure: 1. detecting a box shell A; 2. detecting a box shell B; 3. assembling a sheet A; 4. assembling a sheet B; 5. an air pump; 6. an air inlet pipe; 7. a bellows; 8. a wall scraping assembly; 801. a push cylinder; 802. a piston rod; 803. mounting a plate; 804. a drive motor; 805. a drive shaft; 806. scraping a wall plate; 9. connecting ropes; 10. a flange plate A; 11. sealing the column; 12. an air duct; 13. a flange B; 14. a sealing strip; 15. an air pressure detector.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-3, the petroleum pipeline tightness detection device comprises a wall scraping component 8, a detection box shell a1 and a detection box shell B2, the upper end of the detection box shell A1 is provided with an air pump 5, the left side of the air pump 5 is detachably connected with an air inlet pipe 6, the right side of the air pump 5 is detachably connected with a telescopic bellows 7, the wall scraping component 8 comprises a pushing cylinder 801, a piston rod 802, a mounting plate 803, a driving motor 804, a transmission shaft 805 and a wall scraping plate 806, the lower end of the air inlet pipe 6 is detachably connected with a connecting rope 9, the tail end of the connecting rope 9 is detachably connected with a flange A10, the right side of the flange A10 is fixedly connected with a sealing column 11, the right side of the telescopic bellows 7 is connected with an air duct 12, the terminal fixedly connected with ring flange B13 of air duct 12, atmospheric pressure detector 15 is installed to detection case shell B2 inside wall.
A piston rod 802 is installed on the right side of the pushing cylinder 801, and a mounting plate 803 is detachably connected to the right side of the piston rod 802; by opening the switch of the push cylinder 801, the push cylinder 801 is inflated to push the piston rod 802 to operate, and the piston rod 802 drives the mounting plate 803 to extend and retract.
A driving motor 804 is installed on the right side of the installation plate 803, a power output end of the driving motor 804 is connected with a power input end of a transmission shaft 805, and a scraping plate 806 is fixedly connected to the outer side wall of the transmission shaft 805; by turning on the switch of the driving motor 804, the driving motor 804 is powered on to operate to drive the transmission shaft 805 to rotate, and the transmission shaft 805 drives the scraping plate 806 to rotate to scrape off oil stains on the inner wall of the pipeline.
The outer side wall of the detection box shell A1 is fixedly connected with an assembling piece A3, the outer side wall of the detection box shell B2 is fixedly connected with an assembling piece B4, and the assembling piece A3 and the assembling piece B4 are detachably connected through bolts; and an assembly sheet A3 fixed on the outer side wall of the detection box A1 is attached to an assembly sheet B4 fixed on the outer side wall of the detection box B2, a bolt penetrates through the assembly sheets and is fastened by a nut, and the detection box A1 and the detection box B2 are assembled.
The inner surfaces of the edges of the detection box shell A1 and the detection box shell B2 are both adhered with sealing strips 14; the sealing strips 14 improve the sealing performance of the connecting gap between the detection box shell A1 and the detection box shell B2.
It should be noted that, the utility model relates to a petroleum pipeline tightness detection device, in operation, through docking flange A10 and flange B13 with the flange of petroleum pipeline both sides respectively, bolt fastening is inserted in the through hole on the flange, and aim at the pipe body position that the petroleum pipeline may have gas leakage with detection case A1 and detection case B2 and connect, assembly piece A3 fixed on the outer side wall of detection case A1 is laminated with assembly piece B4 fixed on the outer side wall of detection case B2, and fasten with the nut after passing through the bolt, accomplish the assembly to detection case A1 and detection case B2, assemble the whole device with the petroleum pipeline that needs to detect gas tightness, then press the air pump 5 switch, the air pump 5 works and introduces the outside air into the petroleum pipeline through the bellows 7 and the air duct 12, and carry out the atmospheric pressure detection through the atmospheric pressure detector 15 installed inside, the air tightness of the petroleum pipeline can be judged according to the front and back air pressure difference, the telescopic corrugated pipe 7 and the connecting rope 9 can be matched to assemble pipelines with any length, and the application range is wide; through increasing and having the wall scraping subassembly 8, wall scraping subassembly 8 is including pushing away actuating cylinder 801, piston rod 802, mounting panel 803, driving motor 804, transmission shaft 805 and scraping wall board 806, through opening pushing away actuating cylinder 801 switch, pushing away actuating cylinder 801 and admit air and push away the operation of piston rod 802, piston rod 802 drives mounting panel 803 and stretches out and draws back, and through opening driving motor 804 switch, driving motor 804 switches on the power supply work and drives the transmission shaft 805 rotatory, and transmission shaft 805 drives and scrapes wall board 806 and rotate and carry out the grease scraping to the pipeline inner wall.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A petroleum pipeline leakproofness detection device, includes scraping wall subassembly (8), its characterized in that: the air pump wall scraping device is characterized by further comprising a detection box shell A (1) and a detection box shell B (2), wherein an air pump (5) is installed at the upper end of the detection box shell A (1), an air inlet pipe (6) is detachably connected to the left side of the air pump (5), a telescopic corrugated pipe (7) is detachably connected to the right side of the air pump (5), the wall scraping component (8) comprises a push air cylinder (801), a piston rod (802), a mounting plate (803), a driving motor (804), a transmission shaft (805) and a wall scraping plate (806), a connecting rope (9) is detachably connected to the lower end of the air inlet pipe (6), a flange plate A (10) is detachably connected to the tail end of the connecting rope (9), a sealing column (11) is fixedly connected to the right side of the flange plate A (10), an air guide pipe (12) is communicated with the right side of the telescopic corrugated pipe (7), and a flange plate B (13) is fixedly connected to the tail end of the air guide pipe (12), an air pressure detector (15) is installed on the inner side wall of the detection box shell B (2).
2. The petroleum pipeline tightness testing device of claim 1, wherein: the right side of the pushing cylinder (801) is provided with a piston rod (802), and the right side of the piston rod (802) is detachably connected with a mounting plate (803).
3. The petroleum pipeline tightness testing device of claim 1, wherein: driving motor (804) are installed on mounting panel (803) right side, the power take off of driving motor (804) is connected with the power take off of transmission shaft (805), transmission shaft (805) lateral wall fixedly connected with scrapes wallboard (806).
4. The petroleum pipeline tightness testing device of claim 1, wherein: detect case shell A (1) lateral wall fixedly connected with assembly piece A (3), detect case shell B (2) lateral wall fixedly connected with assembly piece B (4), can dismantle the connection through the bolt between assembly piece A (3) and the assembly piece B (4).
5. The petroleum pipeline tightness testing device of claim 1, wherein: and sealing strips (14) are bonded on the inner surfaces of the edges of the detection box shell A (1) and the detection box shell B (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123167881.0U CN216846770U (en) | 2021-12-16 | 2021-12-16 | Petroleum pipeline sealing performance detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123167881.0U CN216846770U (en) | 2021-12-16 | 2021-12-16 | Petroleum pipeline sealing performance detection device |
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| CN216846770U true CN216846770U (en) | 2022-06-28 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115014666A (en) * | 2022-08-04 | 2022-09-06 | 山东天同电气科技有限公司 | Industrial metal pipeline leakproofness detection device |
| CN118225343A (en) * | 2024-05-22 | 2024-06-21 | 邢台中伟卓特液压科技有限公司 | Oil hole air leakage detection equipment and air leakage detection method thereof |
-
2021
- 2021-12-16 CN CN202123167881.0U patent/CN216846770U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115014666A (en) * | 2022-08-04 | 2022-09-06 | 山东天同电气科技有限公司 | Industrial metal pipeline leakproofness detection device |
| CN118225343A (en) * | 2024-05-22 | 2024-06-21 | 邢台中伟卓特液压科技有限公司 | Oil hole air leakage detection equipment and air leakage detection method thereof |
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