Oil testing swabbing top sheave shield

Abstract

The utility model provides an oil testing swabbing top sheave shield. The oil testing swabbing top sheave shield comprises a mounting plate, a second mounting seat is mounted at the bottom of the mounting plate, a top sheave is mounted in the second mounting seat, a steel cable is arranged on the top sheave, a first rectangular cover is mounted at the bottom of the mounting plate, and a second rectangular cover is fixedly mounted at the bottom of the first rectangular cover. According to the oil testing swabbing top sheave protective cover, through mutual cooperation of the first threaded rod, the second threaded rod, the annular cover, the annular base, the steel cable, the top sheave, the oil discharging pipe and other assemblies, the distance between the first scraper blade, the second scraper blade and the annular cover can be freely adjusted according to the diameter size of the steel cable; oil attached to the outer wall of the steel cable can be cleaned up when the steel cable enters the top sheave through the first scraper and the second scraper, it is guaranteed that the top sheave cannot be polluted by oil stains, the service life of the top sheave is prolonged, meanwhile, scraped oil cannot drop to the lower portion, and it is guaranteed that the site construction environment is in a good state.

Description

Technical Field

[0001] The utility model relates to the technical field of pumping operation tools, in particular to an oil testing pumping sky pulley protective cover. Background Art

[0002] Pumping operation is a commonly used process for draining liquid from oil and gas wells to increase production, and has been skillfully applied to various oil test sites in oil fields. With the development of technology, different forms of drainage methods have gradually begun to be tested on site, but pumping operation, a relatively primitive method, still has its unique advantages at the oil test site.

[0003] The existing Chinese Patent Network has published a test oil pumping sky pulley shield, publication number CN209143570U, which includes a shield shell and a sealing joint. The shield shell is a sealed shell structure, the shield shell covers the outside of the sky pulley, and the bottom of the shield shell is symmetrically provided with a wire rope inlet and a wire rope outlet; the sealing joints are respectively connected to the wire rope inlet and the wire rope outlet.

[0004] However, during the oil test and pumping operation in the above-mentioned patent, the oil attached to the outer wall of the steel cable will be brought into the interior of the sky pulley shield during the recovery process, which will cause the interior of the sky pulley to be affected by oil pollution and reduce the service life of the sky pulley. At the same time, a large amount of oil accumulates inside the shield, which will bring a burden to the shield.

[0005] Therefore, it is necessary to provide a test oil pumping sky pulley shield to solve the above technical problems. Utility Model Content

[0006] The utility model provides an oil testing and pumping sky pulley shield, which solves the problem that the oil attached to the outer wall of the steel cable is brought into the sky pulley shield, causing the sky pulley to be affected by oil pollution and reducing the service life of the sky pulley.

[0007] In order to solve the above technical problems, the utility model provides a test oil pumping sky pulley protective cover, which includes: a mounting plate, a mounting seat 2 is installed at the bottom of the mounting plate, a sky pulley is installed inside the mounting seat 2, a steel cable is arranged on the sky pulley, a rectangular cover 1 is installed at the bottom of the mounting plate, a rectangular cover 2 is fixedly installed at the bottom of the rectangular cover 1, a rectangular opening is opened at the connection between the rectangular cover 1 and the rectangular cover 2, a circular opening is opened at the bottom of the rectangular cover 2, one end of the steel cable passes through the circular opening, slide rails are symmetrically installed on the inner walls at the front and rear ends of the rectangular cover 2, and a rectangular plate 1 and a rectangular plate 2 are respectively slidably connected inside the slide rails, and the rectangular cover 1 and the rectangular plate 2 are respectively slidably connected inside the slide rails. A scraper plate 2 is fixedly installed on the side wall of the rectangular plate 1, and a scraper plate 1 is fixedly installed on the side wall of the rectangular plate 2. The inner walls of the scraper plate 1 and the scraper plate 2 are in contact with the outer wall of the steel cable. The sides of the rectangular plate 1 and the rectangular plate 2 away from the steel cable are rotatably connected with threaded rod 2, and two groups of threaded rods 2 are respectively threadedly connected to the side walls of the rectangular cover 2. An annular plate is fixedly installed on the bottom of the rectangular cover 2, and an annular seat is fixedly installed on the top of the annular plate. Two groups of annular covers are slidably connected inside the annular seat, and the outer walls of the two groups of annular covers are rotatably connected with threaded rod 1, and the two groups of threaded rod 1 are threadedly connected to the side walls of the rectangular cover 2.

[0008] Preferably, two groups of mounting seats three are symmetrically mounted on the inner bottom of the rectangular cover one, and the interiors of the two groups of mounting seats three are rotatably connected with rotating shafts.

[0009] Preferably, a connecting rod is fixedly mounted on the rotating shaft located inside the mounting seat three, and the other end of the connecting rod is fixedly mounted on the mounting seat one.

[0010] Preferably, a roller is rotatably connected inside the mounting seat, and the side wall of the roller is in close contact with the outer wall of the steel cable.

[0011] Preferably, a torsion spring is installed on the side wall of the rotating shaft close to the outside of the mounting seat.

[0012] Preferably, an oil drain pipe is fixedly installed on the inner bottom of the second rectangular cover.

[0013] Compared with the related art, the oil test pumping sky pulley shield provided by the utility model has the following beneficial effects:

[0014] The utility model provides a protective cover for an oil test and pumping sky pulley, which is achieved by the cooperation of components such as a threaded rod one, a threaded rod two, an annular cover, an annular seat, a steel cable, a rectangular plate one, a rectangular plate two, a scraper two, a scraper one, a sky pulley and an oil discharge pipe, and the like, so that the spacing between the scraper one, the scraper two and the annular cover can be freely adjusted according to the diameter of the steel cable, and the oil attached to the outer wall of the steel cable can be cleaned before entering the sky pulley by the scraper one and the scraper two, so that the sky pulley will not be contaminated by oil stains, and the service life of the sky pulley will be increased, and at the same time, the scraped oil will not drip to the bottom, so that the on-site construction environment is in a good state. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A structural schematic diagram of a preferred embodiment of the oil test pumping sky pulley shield provided by the utility model;

[0016] Figure 2 for Figure 1 A schematic structural diagram of a rectangular cover structure shown;

[0017] Figure 3 for Figure 1 A schematic diagram of the internal structure of the rectangular cover 2 shown;

[0018] Figure 4 for Figure 2 An enlarged schematic diagram of part A is shown;

[0019] Figure 5 for Figure 3 An enlarged schematic diagram of part B is shown.

[0020] Numbers in the figure:

[0021] 1. Mounting plate, 2. Rectangular cover 1, 3. Oil drain pipe, 4. Steel cable, 5. Threaded rod 1, 6. Rectangular cover 2, 7. Threaded rod 2, 8. Mounting seat 1, 9. Connecting rod, 10. Mounting seat 2, 11. Sky pulley, 12. Annular cover, 13. Annular plate, 14. Annular seat, 15. Rectangular mouth, 16. Mounting seat 3, 17. Torsion spring, 18. Rotating shaft, 19. Scraper 1, 20. Scraper 2, 21. Rectangular plate 1, 22. Slide rail, 23. Rectangular plate 2, 24. Roller, 25. Round mouth. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0023] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 ,in, Figure 1 A structural schematic diagram of a preferred embodiment of the oil test pumping sky pulley shield provided by the utility model; Figure 2 for Figure 1 A schematic structural diagram of a rectangular cover structure shown; Figure 3 for Figure 1 A schematic diagram of the internal structure of the rectangular cover 2 shown;

[0024] Figure 4 for Figure 2 An enlarged schematic diagram of part A is shown; Figure 5 for Figure 3 The enlarged schematic diagram of part B is shown. The oil test pumping sky pulley shield comprises: a mounting plate 1, a mounting seat 2 10 is mounted at the bottom of the mounting plate 1, a sky pulley 11 is mounted inside the mounting seat 2 10, a steel cable 4 is arranged on the sky pulley 11, a rectangular cover 1 2 is mounted at the bottom of the mounting plate 1, the sky pulley 11 is located inside the rectangular cover 1 2, a rectangular cover 2 6 is fixedly mounted at the bottom of the rectangular cover 1 2, a rectangular opening 15 is provided at the connection between the rectangular cover 1 2 and the rectangular cover 2 6, a circular opening 25 is provided at the bottom of the rectangular cover 2 6, one end of the steel cable 4 passes through the circular opening 25, slide rails 22 are symmetrically mounted on the inner walls at the front and rear ends of the rectangular cover 2 6, a rectangular plate 1 21 and a rectangular plate 2 23 are slidably connected inside the slide rails 22, a scraper 20 is fixedly mounted on the side wall of the rectangular plate 1 21, and a scraper 20 is fixed on the side wall of the rectangular plate 2 23. A scraper 19 is fixedly installed, and the inner walls of the scraper 19 and the scraper 20 are in contact with the outer wall of the steel cable 4. The rectangular plate 1 21 and the rectangular plate 23 are rotatably connected with the threaded rod 2 7 on the side away from the steel cable 4. The two groups of the threaded rod 2 7 are respectively threadedly connected with the side walls of the rectangular cover 2 6. The bottom of the rectangular cover 6 is fixedly installed with an annular plate 13, and the top of the annular plate 13 is fixedly installed with an annular seat 14. The inside of the annular seat 14 is slidably connected with two groups of annular covers 12, and the annular covers 12 are semi-ring-shaped. The upper inner walls of the two groups of the annular covers 12 are close to the outer wall of the steel cable 4. The outer walls of the two groups of the annular covers 12 are rotatably connected with the threaded rod 5. The two groups of the threaded rod 5 are threadedly connected with the side walls of the rectangular cover 2 6, and the outer ends of the threaded rod 1 5 and the threaded rod 2 7 are installed with handles.

[0025] Two groups of mounting seats 3 16 are symmetrically mounted on the inner bottom of the rectangular cover 1 2 . The two groups of mounting seats 3 16 are located on both sides of the rectangular opening 15 . The interiors of the two groups of mounting seats 3 16 are both rotatably connected with a rotating shaft 18 .

[0026] A connecting rod 9 is fixedly mounted on the rotating shaft 18 located inside the mounting seat three 16 , and a mounting seat one 8 is fixedly mounted on the other end of the connecting rod 9 .

[0027] A roller 24 is rotatably connected inside the mounting seat 8 , and the side wall of the roller 24 is in close contact with the outer wall of the steel cable 4 .

[0028] The arrangement of the roller 24 allows the steel cable 4 to be straightened and corrected when entering the interior of the sky pulley 11 .

[0029] A torsion spring 17 is installed on the side wall of the rotating shaft 18 close to the outside of the mounting seat. The torsion spring 17 is arranged to allow the roller 24 to automatically adjust to a corresponding position according to steel cables 4 of different diameters.

[0030] An oil drain pipe 3 is fixedly mounted on the inner bottom of the rectangular cover 2 6 , and the other end of the oil drain pipe 3 is connected to a collecting device.

[0031] The working principle of the oil test pumping sky pulley shield provided by the utility model is as follows: according to the diameter size of the steel cable 4, the threaded rod 15 and the threaded rod 27 are rotated respectively, and the threaded rod 15 drives the two groups of annular shields 12 to slide along the inside of the annular seat 14 while rotating, and the annular shield 12 is adjusted to be close to the outer wall of the steel cable 4 and the threaded rod 15 is stopped from rotating. At this time, the outer wall of the steel cable 4 is not in contact with the annular shield 12, and the threaded rod 27 is rotated while the rectangular plate 121 and the rectangular plate 23 are used to push the scraper 20 and the scraper 19 to approach the outer wall of the steel cable 4 respectively, and the threaded rod 27 is stopped from rotating after the scraper 19 and the scraper 20 are in contact with the outer wall of the steel cable 4. When the steel cable 4 is recovered by the sky pulley 11, the oil attached to the outer wall of the steel cable 4 is scraped off by the scraper 19 and the scraper 20 when the steel cable 4 passes through the scraper 19 and the scraper 20, and the scraped oil will be caught by the bottom annular shield 12 and discharged through the oil drain pipe 3.

[0032] Compared with the related art, the oil test pumping sky pulley shield provided by the utility model has the following beneficial effects:

[0033] By means of the mutual cooperation of the threaded rod 1 5, the threaded rod 2 7, the annular cover 12, the annular seat 14, the steel cable 4, the rectangular plate 1 21, the rectangular plate 23, the scraper 2 20, the scraper 1 19, the sky pulley 11 and the oil drain pipe 3, the spacing between the scraper 1 19, the scraper 2 20 and the annular cover 12 can be freely adjusted according to the diameter of the steel cable 4, and the oil attached to the outer wall of the steel cable 4 can be cleaned before entering the sky pulley 11 by the scraper 1 19 and the scraper 2 20, so as to ensure that the sky pulley 11 will not be contaminated by oil stains, thereby increasing the service life of the sky pulley 11, and at the same time, the scraped oil will not drip to the bottom, thereby ensuring that the on-site construction environment is in a good state.

[0034] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A test oil pumping pulley cover, characterized in that: The utility model comprises: a mounting plate, a mounting seat 2 is mounted on the bottom of the mounting plate, a sky pulley is mounted inside the mounting seat 2, a steel cable is arranged on the sky pulley, a rectangular cover 1 is mounted on the bottom of the mounting plate, a rectangular cover 2 is fixedly mounted on the bottom of the rectangular cover 1, a rectangular opening is provided at the connection between the rectangular cover 1 and the rectangular cover 2, a circular opening is provided at the bottom of the rectangular cover 2, one end of the steel cable passes through the circular opening, slide rails are symmetrically mounted on the inner walls at the front and rear ends of the rectangular cover 2, a rectangular plate 1 and a rectangular plate 2 are respectively slidably connected inside the slide rails, and a scraper is fixedly mounted on the side wall of the rectangular plate 1 2. A scraper plate 1 is fixedly installed on the side wall of the rectangular plate 2, and the inner walls of the scraper plate 1 and the scraper plate 2 are in contact with the outer wall of the steel cable. The sides of the rectangular plate 1 and the rectangular plate 2 away from the steel cable are rotatably connected with threaded rod 2, and two groups of threaded rod 2 are respectively threadedly connected to the side walls of the rectangular cover 2. An annular plate is fixedly installed on the bottom of the rectangular cover 2, and an annular seat is fixedly installed on the top of the annular plate. Two groups of annular covers are slidably connected inside the annular seat, and the outer walls of the two groups of annular covers are rotatably connected with threaded rod 1, and the two groups of threaded rod 1 are threadedly connected to the side walls of the rectangular cover 2.

2. The oil test pumping pulley shield according to claim 1, characterized in that: Two groups of mounting seats three are symmetrically mounted on the inner bottom of the rectangular cover one, and the interiors of the two groups of mounting seats three are both rotatably connected with rotating shafts.

3. The oil test pumping pulley cover according to claim 2 is characterized in that: A connecting rod is fixedly mounted on the rotating shaft located inside the mounting seat three, and the other end of the connecting rod is fixedly mounted on the mounting seat one.

4. The oil test pumping sky pulley shield according to claim 3, characterized in that: A roller is rotatably connected inside the mounting seat, and the side wall of the roller is in close contact with the outer wall of the steel cable.

5. The oil test pumping top pulley shield according to claim 2, characterized in that: A torsion spring is installed on the side wall of the rotating shaft close to the outside of the mounting seat.

6. The oil testing pumping top pulley shield according to claim 1, characterized in that: An oil drain pipe is fixedly installed on the inner bottom of the second rectangular cover.

Images