CN113914801A - Logging steel wire rope feeder - Google Patents
Logging steel wire rope feeder Download PDFInfo
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- CN113914801A CN113914801A CN202111217286.5A CN202111217286A CN113914801A CN 113914801 A CN113914801 A CN 113914801A CN 202111217286 A CN202111217286 A CN 202111217286A CN 113914801 A CN113914801 A CN 113914801A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 115
- 239000010959 steel Substances 0.000 title claims abstract description 115
- 238000009434 installation Methods 0.000 claims abstract description 22
- 230000002265 prevention Effects 0.000 claims abstract description 21
- 238000007790 scraping Methods 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 10
- 230000006872 improvement Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000003129 oil well Substances 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 208000034656 Contusions Diseases 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/14—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for displacing a cable or a cable-operated tool, e.g. for logging or perforating operations in deviated wells
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- Life Sciences & Earth Sciences (AREA)
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- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
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- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
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Abstract
The invention relates to a logging steel wire rope feeder, which comprises a mounting rack and a rope guide, wherein the mounting rack is provided with a mounting structure used for mounting the logging steel wire rope feeder at a wellhead; the rope conveying wheel set comprises two rope conveying wheels, a horizontal interval for a logging steel wire rope to pass through along the up-down direction is formed between the two rope conveying wheels, the two rope conveying wheels are rotatably installed on the installation frame, at least one of the two rope conveying wheels is installed on the installation frame through an installation structure with an adjustable position, so that the size of the horizontal interval is adjustable, and a limiting groove is formed in the wheel surface of at least one of the two rope conveying wheels and used for limiting the position of the logging steel wire rope along the extending direction of the rotating axis of the rope conveying wheels so that the logging steel wire rope can be aligned to a steel wire rope through hole in a wellhead blowout prevention pressure head; at least one of the two rope conveying wheels is provided with a power input structure, so that the rope conveying wheel can be driven to rotate, and the logging steel wire rope can be prevented from being damaged by rolling conveying.
Description
Technical Field
The invention relates to a logging steel wire rope feeder.
Background
The oil well need suspend in midair with the help of wire rope and go into the measuring instrument in the well with the help of the oil well when high pressure test, because water injection well or oil well pressure are high, for preventing liquid blowout in the well, can install the lubricator in well head department, have on the lubricator and prevent spouting the pressure head, prevent spouting the pressure head on seted up the wire rope through hole of logging in order to supply the wire rope of logging to pass through, in order to prevent liquid exosmosis in the well, prevent spouting the wire rope through hole of pressure head and can set up with the sealed complex sealing washer of wire rope of logging.
When the measuring instrument is placed downwards, the measuring instrument and the attached weighting rod can pull the logging steel wire rope to overcome the friction force between the logging steel wire rope and the sealing ring under the action of gravity and enter the well, because the liquid which is only dependent on gravity and has higher viscosity in the well can generate larger resistance to the falling of the measuring instrument and the weighting rod, the problem that the measuring instrument and the weighting rod cannot pull the steel wire rope to overcome the friction force between the measuring instrument and the sealing ring to continue to fall due to the fact that the measuring instrument and the weighting rod are subjected to larger resistance by themselves is often caused, at the moment, the testing work is continued to be carried out for ensuring, the steel wire can be clamped by hand pliers to be conveyed into the well in the prior art, the measuring instrument can continue to fall, the operation is not only low in efficiency, but also the steel wire rope is easy to be damaged due to the clamping of the hand pliers.
Disclosure of Invention
The invention aims to provide a logging steel wire feeder, which aims to solve the technical problems that in the prior art, when a hand vice is used for clamping a steel wire rope to convey the steel wire rope into a well during high-pressure testing of the well, the efficiency is low and the steel wire rope is easy to damage.
In order to achieve the purpose, the technical scheme of the logging steel wire rope feeder provided by the invention is as follows:
a logging wire rope feeder comprises a mounting rack and a mounting structure, wherein the mounting structure is used for mounting the logging wire rope feeder at a wellhead; the rope conveying wheel set comprises two rope conveying wheels, a horizontal interval for a logging steel wire rope to pass through along the up-down direction is formed between the two rope conveying wheels, the two rope conveying wheels are rotatably installed on the installation frame, at least one of the two rope conveying wheels is installed on the installation frame through an installation structure with an adjustable position, so that the size of the horizontal interval is adjustable, and a limiting groove is formed in the wheel surface of at least one of the two rope conveying wheels and used for limiting the position of the logging steel wire rope along the extending direction of the rotating axis of the rope conveying wheels so that the logging steel wire rope can be aligned to a steel wire rope through hole in a wellhead blowout prevention pressure head; at least one of the two rope conveying wheels is provided with a power input structure, so that the rope conveying wheel can be driven to rotate.
The beneficial effects are that: when a logging test is carried out, the logging steel wire rope feeder is arranged at a wellhead to be tested through the mounting frame, a logging steel wire rope passes through a horizontal interval between two rope conveying wheels of the rope conveying wheel set and is put into a well, under normal conditions, the horizontal interval between the two rope conveying wheels can not clamp the logging steel wire rope, at the moment, the logging steel wire rope can overcome the friction force between the logging steel wire rope and a steel wire rope on a blowout prevention pressure head through a sealing ring in a hole under the pulling of a measuring instrument, when the measuring instrument meets liquid with higher viscosity and cannot continuously pull the logging steel wire rope into the well, the horizontal interval between the two rope conveying wheels is reduced through adjusting the mounting structure with adjustable position, so that the two rope conveying wheels can clamp the logging steel wire rope, the logging steel wire rope with certain rigidity is conveyed downwards in a rolling mode under the driving of external force, and the limiting is based on the limiting groove, the stable rolling friction is formed between the logging steel wire rope and the rope conveying wheel, the rolling conveying can be continuously carried out, the efficient conveying of the logging steel wire rope is achieved, and the logging steel wire rope can be prevented from being damaged.
As a further improvement, position adjustable mounting structure includes the adjustable shelf, has arranged articulated mounting structure, has rotated mounting structure and adjustment locking structure along the upper and lower direction in proper order on the adjustable shelf, and the adjustable shelf articulates through articulated mounting structure on the mounting bracket, send the rope sheave to rotate through rotating mounting structure and install on the adjustable shelf, and the articulated axis of rotation of adjustable shelf is parallel with the axis of rotation of sending the rope sheave, and adjustment locking structure is used for carrying out the position locking with the adjustable shelf for the mounting bracket after the adjustable shelf rotates the position of adjustment sending the rope sheave around the articulated shaft.
The beneficial effects are that: the adjustable frame articulates on the mounting bracket to articulated mounting structure is the fulcrum, and the moment of adjustment between locking structure and the articulated structure is greater than the moment of rotating between mounting structure and the articulated structure, makes operating personnel can overcome the logging wire rope with less power operation locking mounting structure and operates the position that the resistance was applyed to sending the rope sheave and adjusts the rope sheave, simultaneously, after the position adjustment of accomplishing sending the rope sheave, can carry out stable locking through adjustment mounting structure to the position of sending the rope sheave and keep.
As a further improvement, the adjusting and locking structure comprises a first adjusting and locking seat, a second adjusting and locking seat and an adjusting and locking rod, wherein one of the first adjusting and locking seat and the second adjusting and locking seat is rotatably installed on the movable frame, the other one of the first adjusting and locking seat and the second adjusting and locking seat is rotatably installed on the installation frame, the rotating axis of the first adjusting and locking seat and the rotating axis of the second adjusting and locking seat are parallel to the hinged rotating axis of the movable frame, the adjusting and locking rod is axially limited along the axis of the adjusting and locking rod, and the adjusting and locking rod is circumferentially rotatably installed on one of the first adjusting and locking seat and the second adjusting and locking seat and is in threaded fit with the other adjusting and locking seat.
The beneficial effects are that: the self-locking of the locking and mounting structure in the position adjustment process of the rope conveying wheel is realized through the thread structure, and meanwhile, the stepless adjustment of the position of the rope conveying wheel is realized.
As a further improvement, the mounting structure is a lower rope cap arranged on the lower portion of the mounting frame, a lower rope passing hole which is aligned with the limiting groove in the up-down direction and through which the logging steel wire rope passes is formed in the lower rope cap, a matching section which is matched with the upper steel wire rope passing hole of the blowout prevention pressure head is formed in the periphery of the lower rope passing hole, and the logging steel wire rope feeder is mounted on the blowout prevention pressure head through the insertion and matching of the matching section and the upper steel wire rope passing hole of the blowout prevention pressure head.
The beneficial effects are that: the lower rope passing hole in the lower rope cap is vertically aligned with the limiting groove, the upper part and the lower part of the lower rope passing hole cooperate with the limiting groove to limit and guide the logging steel wire rope, meanwhile, the logging steel wire rope is conveyed to be installed on the blowout prevention pressure head at the wellhead through the lower rope cap, and the logging steel wire rope is directly guided to the steel wire rope passing hole of the blowout prevention pressure head by the logging steel wire rope conveyor, so that friction between the logging steel wire rope and the blowout prevention pressure head is avoided.
As a further improvement, the matching section is an external thread section which is screwed in a steel wire rope passing hole on the blowout prevention pressure head.
The beneficial effects are that: the thread is screwed to realize the convenient and stable installation of the logging steel wire rope feeder at the wellhead.
As a further improvement, the upper part of the external thread section is provided with a rotation stop plane matched with a wrench.
The beneficial effects are that: the rotation stopping matching surface is arranged, so that an operator can conveniently install the logging steel wire rope feeder on the blowout prevention pressure head by means of a wrench.
As a further improvement, an upper rope cap positioned on the upper side of the rope conveying wheel group is installed on the installation frame, an upper rope passing hole which is aligned with the limiting groove in the up-down direction and is used for the logging steel wire rope to pass through is formed in the upper rope cap, and the hole edge of the upper rope passing hole is used for scraping sundries adhered to the logging steel wire rope when the logging steel wire rope passes through.
The beneficial effects are that: go up going up on the cap of restricting and aim at about restricting the hole and send spacing groove on the rope sheave group to carry out spacing straightening to logging wire rope in coordination, by the bruising when avoiding logging wire rope to get into the horizontal interval who sends the rope sheave group, simultaneously, logging wire rope carries out debris by last cap of restricting before going into the pit and clears away, avoids debris pollution to wait to log a well.
As a further improvement, the upper rope cap comprises a cap seat and a steel wire nozzle, the cap seat is arranged on the mounting frame, the steel wire nozzle is detachably arranged on the cap seat, and all or one section of the upper part of the upper rope passing hole is arranged on the steel wire nozzle.
The beneficial effects are that: the steel wire nozzle can be detachably arranged on the upper rope cap, and the steel wire nozzle can be conveniently replaced after the steel wire nozzle is worn and loses efficacy.
As a further improvement, the cap base is provided with a steel wire nozzle mounting hole, the upper part of the steel wire nozzle is provided with a flange matched with the upper hole edge of the steel wire nozzle mounting hole in a blocking way, and the steel wire nozzle is inserted into the steel wire nozzle mounting hole through the blocking match of the flange and the steel wire nozzle mounting hole edge.
The beneficial effects are that: the flange protects the steel wire nozzle mounting hole, avoids sundries from entering the steel wire nozzle mounting hole, and ensures that the steel wire nozzle is convenient to disassemble, assemble and replace.
As a further improvement, one of the two rope conveying wheels is arranged on the mounting frame through a position-adjustable mounting structure, the rope conveying wheel is defined as a second rope conveying wheel, the other rope conveying wheel is fixedly and rotatably arranged on the mounting frame, the rope conveying wheel is defined as a first rope conveying wheel, and the diameter of the second rope conveying wheel is smaller than that of the first rope conveying wheel.
The beneficial effects are that: the diameter of the second rope conveying wheel is smaller than that of the first rope conveying wheel, so that the first rope conveying wheel has a larger matching surface facing the second rope conveying wheel, and the second rope conveying wheel can reliably press the logging steel wire rope on the part, facing the second rope conveying wheel, of the first rope conveying wheel.
Drawings
FIG. 1 is a left side view of a logging wire feeder embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of a front support plate of an embodiment 1 of the logging wire rope feeder of the present invention;
FIG. 3 is a sectional view taken along line A of FIG. 2;
FIG. 4 is a schematic structural view of an uninstalled front support plate of an embodiment 1 of the logging wire feeder of the present invention;
fig. 5 is a schematic structural view of a first rope conveying wheel of the logging steel wire rope conveyer in the embodiment 1 of the invention;
FIG. 6 is a top view of a wireline feeder embodiment 1 of the present invention;
fig. 7 is a front sectional view showing a structure in which a second rope feeding sheave is mounted on a movable frame in embodiment 1 of the logging wire rope feeder of the present invention;
fig. 8 is a top sectional view showing a structure in which a second wire feed sheave is mounted on a movable frame in embodiment 1 of the logging wire feeder of the present invention;
fig. 9 is a side view showing a structure in which a second rope feeding sheave of embodiment 1 of the logging wire rope feeder of the present invention is mounted on a movable frame;
FIG. 10 is a schematic structural diagram of an upper rope socket of an embodiment 1 of the logging wire rope feeder of the present invention;
FIG. 11 is a sectional view taken along line A of FIG. 10;
FIG. 12 is a schematic structural view of a wire nozzle of embodiment 1 of the wireline feeder of the present invention;
FIG. 13 is a schematic structural view of a lower rope socket of embodiment 1 of the wireline feeder of the present invention;
FIG. 14 is a sectional view taken along line A of FIG. 13;
FIG. 15 is a cross-sectional view of the lower rope cap of the logging wire rope feeder of example 1 of the present invention;
FIG. 16 is a schematic structural diagram of an adjusting locking rod of the logging wire feeder in accordance with embodiment 1 of the present invention;
description of reference numerals:
1. a front support plate; 2. a rear support plate; 3. a bolt and nut assembly; 4. a fixing hole; 5. a limiting sleeve; 6. a first rope conveying wheel; 8. logging a steel wire rope; 9. a large diameter section; 10. a small diameter section; 11. a transition step; 12. a first rope conveying wheel mounting hole; 13. a crank; 14. an arc-shaped ring groove; 15. a movable frame; 16. a hinge hole; 17. a small sleeve; 18. installing a shaft; 19. a bearing; 20. a first adjustment locking seat; 21. a second adjustment locking seat; 22. adjusting the locking rod; 23. a movable frame mounting hole; 24. a second adjusting locking seat mounting hole; 25. a cap base; 26. a steel wire nozzle; 27. a cap base thread mounting hole; 28. a cap base mounting hole; 29. a steel wire nozzle mounting hole; 30. passing through the rope hole; 31. a rope discharging cap; 32. a rope passing hole is arranged; 33. a lower rope cap thread mounting hole; 34. a lower rope cap mounting hole; 35. a mating hole; 36. a small diameter section; 37. a large diameter section.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, elements recited by the phrase "comprising an … …" do not exclude the inclusion of such elements in processes or methods.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" when they are used are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from specific situations.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the term "provided" may be used in a broad sense, for example, the object of "provided" may be a part of the body, or may be arranged separately from the body and connected to the body, and the connection may be a detachable connection or a non-detachable connection. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from specific situations.
The present invention will be described in further detail with reference to examples.
The invention provides a logging steel wire rope feeder, which comprises the following specific embodiments in percentage by weight:
the logging steel wire rope feeder provided by the embodiment comprises a mounting frame and a rope feeding wheel set arranged on the mounting frame, as shown in fig. 1, the mounting bracket includes a front support plate 1 and a rear support plate 2, the front support plate 1 and the rear support plate 2 being fixed by a bolt and nut assembly 3 and maintained at a certain interval in a front-rear direction, and in particular, as shown in fig. 2 and 3, taking the front support plate 1 as an example, the front support plate 1 is provided with a fixing hole 4, correspondingly, the rear supporting plate 2 is also provided with fixing holes, bolts of the bolt-nut assembly 3 are inserted into the fixing holes of the front supporting plate 1 and the rear supporting plate 2 to fix the two supporting plates, and in order to keep the two supporting plates spaced, as shown in fig. 1, the bolt of the bolt and nut component 3 is sleeved with a limiting sleeve 5, the outer diameter of the limiting sleeve 5 is larger than the diameter of the fixing hole 4, and the distance between the two supporting plates is kept by clamping the limiting sleeve 5.
As shown in fig. 1 and 4, the rope conveying wheel set is installed between the two supporting plates and comprises a first rope conveying wheel 6 and a second rope conveying wheel, a horizontal interval for a logging steel wire rope 8 to pass through along the up-down direction is formed between the two rope conveying wheels, the first rope conveying wheel 6 is fixedly and rotatably installed on the installation frame formed by the two supporting plates, and the second rope conveying wheel is installed on the installation frame formed by the two supporting plates through an installation structure with an adjustable position, so that the size of the horizontal interval between the two rope conveying wheels is adjustable.
First send the structure of rope sheave 6 as shown in fig. 5, first send the rope sheave 6 specifically to be a step shaft, including middle big footpath section 9 and the path section 10 that is located both ends, and, transition step 11 has between path section 10 and the big footpath section 9, the outer peripheral face of big footpath section 9 cooperates with logging wire rope 8 as the wheel face, path section 10 is used for with preceding as the mounting structure of first sending the rope sheave 6, back backup pad cooperation, realize the first rotation installation of sending the rope sheave 6 on the mounting bracket, it is corresponding, as shown in fig. 2, set up the first rope sheave mounting hole 12 of sending with path section 10 complex on preceding backup pad 1, transition step 11 is used for with preceding, the inboard face cooperation of back backup pad, realize sending the spacing of rope sheave 6 along the fore-and-aft direction to first. Different from the small diameter section 10 on the rear side, the small diameter section 10 on the front side of the first rope conveying wheel 6 has a longer axial dimension, so that the small diameter section 10 on the front side can extend out from the front side of the front support plate 1, and the extending small diameter section 10 serves as a power input structure, so that the first rope conveying wheel 6 can be driven to rotate by external force.
In order to prevent the logging steel wire rope 8 from being scratched when being rolled and conveyed downwards by the rope conveying wheel set and sliding in the front and rear directions relative to the rope conveying wheel set, a limiting groove is formed in the rope conveying wheel set, the limiting groove is an arc-shaped annular groove 14 formed in the wheel surface of the first rope conveying wheel 6 in the embodiment, the arc-shaped annular groove 14 is matched with the logging steel wire rope 8, and the position of the logging steel wire rope 8 is limited in the front and rear directions. In other embodiments, the limiting groove may also be a V-shaped groove with a V-shaped cross section.
The specific structure of the position-adjustable mounting structure is shown in fig. 7, fig. 8 and fig. 9, and comprises a movable frame 15, the movable frame 15 specifically comprises a front mounting plate and a rear mounting plate, a certain distance is kept between the two mounting plates, the movable frame 15 is sequentially provided with a hinged mounting structure along the up-down direction, the mounting structure is rotated and adjusted to be locked, as shown in fig. 8, the hinged mounting structure comprises hinged holes 16 arranged on the two mounting plates and small sleeves 17 fixed between the two mounting plates, the small sleeves 17 are aligned with the hinged holes 16, during installation, the movable frame 15 is hinged on the mounting frame through penetrating hinge shafts in the hinged holes 16 and the small sleeves 17, correspondingly, the movable frame mounting holes 23 used for mounting the movable frame are arranged on the front supporting plate 1. The rotary mounting structure comprises a mounting shaft 18 fixed between the two mounting plates, a bearing 19 is mounted on the mounting shaft 18, and the outer ring of the bearing 19 forms a second rope conveying wheel.
As shown in fig. 4, the adjusting and locking structure includes a first adjusting and locking seat 20, a second adjusting and locking seat 21 and an adjusting and locking rod 22, the first adjusting and locking seat 20 is rotatably mounted on the movable frame, and has a fitting hole 35 perpendicular to its own rotation axis, the fitting hole 35 is a light hole, the second adjusting and locking seat 21 is rotatably mounted on the mounting frame, and has a threaded hole perpendicular to its own rotation axis, and correspondingly, a second adjusting and locking seat mounting hole 24 for mounting the second adjusting and locking seat 21 is opened on the front support plate 1. The rotation axes of the first adjustment locking seat 20 and the second adjustment locking seat 21 are parallel to the rotation axis of the movable frame 15. The structure of the adjusting locking rod 22 is as shown in fig. 16, and is divided into a small diameter section 36 and a large diameter section 37 along the axial direction thereof, the large diameter section 37 is provided with an external thread matched with a threaded hole on the second adjusting locking seat 21, the small diameter section 36 is inserted into the matching hole 35, a step surface between the small diameter section 36 and the large diameter section 37 is in stop fit with the first adjusting locking seat 20, the end of the small diameter section 36 is exposed out of the matching hole 35, the small diameter section 36 exposed out of the matching hole 35 is provided with a stop matched with the first adjusting locking seat 20, so that the adjusting locking rod 22 is mounted on the first adjusting locking seat 20 in a manner of being limited in the axial direction and being rotatable in the circumferential direction.
In this embodiment, the stopping member is a nut (not shown) screwed on the small diameter section, and in other embodiments, the stopping member may also be a stop pin, a stop ring, or the like inserted on the small diameter section. Of course, the parts of the adjusting locking rod which are matched with the two adjusting locks can be in the same diameter, and during assembly, the stopping parts are only needed to be arranged at the positions of the adjusting locking rod, which are positioned at the two sides of the first adjusting locking seat. In other embodiments, the adjusting locking rod can be in threaded fit with the first adjusting locking seat and in axially limited and circumferentially rotatable fit with the second adjusting locking seat.
In order to clean the logging steel wire rope 8 before the logging steel wire rope 8 enters the steel wire rope through hole on the blowout prevention pressure head, an upper rope cap is further arranged on the mounting frame, the upper rope cap is located on the upper side of the rope conveying wheel group in a position relation, and structurally is of a split structure and comprises a cap base 25 and a steel wire nozzle 26, as shown in fig. 10 and 11, the front side and the rear side of the cap base 25 are provided with plane structures and are used for being matched with the inner side plate surfaces of the front supporting plate and the rear supporting plate, meanwhile, the plane structures on the front side and the rear side of the cap base 25 are provided with cap base thread mounting holes 27 extending in the front-rear direction, correspondingly, cap base mounting holes 28 are formed in the front supporting plate and the rear supporting plate, the cap base 25 can be clamped and mounted between the front supporting plate and the rear supporting plate of the mounting frame, the cap base 25 is further provided with steel wire nozzle mounting holes 29 which are vertically communicated, and the steel wire nozzle mounting holes 29 are threaded holes in the embodiment.
The structure of the wire nozzle 26 is shown in fig. 12, and the wire nozzle 26 includes a large diameter section at the upper part and a small diameter section at the lower part, and the small diameter section is provided with an external thread, so that the wire nozzle 26 can be screwed on the cap 25. The steel wire nozzle 26 is provided with a rope passing hole 30, the rope passing hole 30 is aligned with a limiting groove on the rope conveying wheel set in a position relation, structurally, the rope passing hole 30 is a step hole with a large-diameter section at the upper part and a small-diameter section at the lower part, the hole edge of the small-diameter section is used for scraping sundries adhered to the logging steel wire rope when the logging steel wire rope passes through, and the arrangement of the large-diameter section of the rope passing hole 30 facilitates the logging steel wire rope 8 to enter the rope passing hole 30. The large-diameter section at the upper part of the steel wire nozzle 26 can cover the steel wire nozzle mounting hole 29, so that the steel wire nozzle 26 is prevented from being difficult to remove due to the fact that scraped sundries enter the steel wire nozzle mounting hole 29.
In order to realize the installation of the logging steel wire rope feeder on the wellhead blowout prevention pressure head, the lower part of the mounting frame is also fixed with a lower rope cap 31, the structure of the lower rope cap 31 is as shown in fig. 13, fig. 14 and fig. 15, the middle part is provided with a lower rope passing hole 32 which is communicated up and down and is used for a logging steel wire rope 8 to pass through, in order to realize the installation of the lower rope cap 31 on the mounting frame, the front side and the rear side of the upper part of the lower rope cap 31 are processed with plane structures which are used for being matched with the inner wall surfaces of the front supporting plate and the rear supporting plate, meanwhile, the plane structures of the front side and the rear side of the lower rope cap 31 are also provided with lower rope cap thread mounting holes 33 which extend along the front and rear direction, and correspondingly, the front supporting plate and the rear supporting plate are provided with lower rope cap mounting holes 34. The lower part of the lower rope cap 31 is a cylindrical section, an external thread is arranged on the cylindrical section, correspondingly, an internal thread is processed in a steel wire rope passing hole of the wellhead blowout prevention pressure head, and the lower rope cap 31 can be screwed on the blowout prevention pressure head. The hexagonal structure has between screw thread section and the planar structure, and the plane of hexagonal structure can only rotate the cooperation with the spanner for operating personnel can install logging wire rope feeder on the pressure head is prevented spouting of well head with the help of the spanner.
The logging steel wire rope feeder provided by the invention has the following difference from the embodiment 1 in the specific embodiment 2: in example 1, the wire feeder was directly mounted on the blowout prevention pressure head. In this embodiment, have on the mounting bracket of logging wire rope feeder with lubricator complex mounting structure, like the staple bolt for logging wire rope feeder can install on the lubricator, of course, in other embodiments, can also install other any position at the well head with logging wire rope feeder, correspondingly design on the mounting bracket corresponding mounting structure can, so can need not to set up down the cap of restricting.
The logging steel wire rope feeder provided by the invention has the following specific difference from the embodiment 1 in the embodiment 3: in embodiment 1, go up the fag end and be split type structure for the steel wire mouth that mainly bears wearing and tearing in the use can be changed, in this embodiment, adopts the higher material of intensity to make the fag end, improves the wearability of fag end, will go up the fag end simultaneously and set up to the integral type structure. Of course, in other embodiments, the logging steel wire rope can be cleaned of impurities in other manners before entering the logging steel wire rope feeder, such as wiping with a rag, so that the arrangement of the rope cap is not required.
The logging steel wire rope feeder provided by the invention has the following specific difference from the embodiment 1 in the embodiment 4: in embodiment 1, lower rope socket lower part is the screw thread section with prevent spouting last wire rope through hole screw-thread fit of pressure head, and in this embodiment, no longer set up the external screw thread in lower rope socket lower part, during the installation, directly with lower rope socket cartridge in prevent spouting the wire rope through-hole of pressure head can.
The logging steel wire rope feeder provided by the invention has the following specific difference from the embodiment 1 in the embodiment 5: in view of the mounting bracket is used for providing the installation base member for sending rope wheelset, going up the cap and putting down the cap, consequently, the mounting bracket can be arbitrary structure, only need to have can install send rope wheelset, go up the mounting structure of cap and putting down the cap can, in embodiment 1, the mounting bracket includes front and back clamp plate, and in this embodiment, the installation is frame type structure.
The logging steel wire rope feeder provided by the invention has the following specific difference from the embodiment 1 in the embodiment 6: in this embodiment, the movable frame is a U-shaped frame with a leftward opening, the rope feeding wheel is rotatably mounted at the left opening of the U-shaped frame, the U-shaped frame is horizontally movably and movably mounted between the two supporting plates, meanwhile, one of the supporting plates is provided with a locking hole, a jackscrew is mounted in the locking hole, and after the position of the U-shaped frame is adjusted, the position of the U-shaped frame is maintained by screwing the jackscrew.
The logging steel wire rope feeder provided by the invention has the following specific difference from the embodiment 1 in the embodiment 7: the two rope conveying wheels are both arranged on the supporting frame through a mounting structure with adjustable positions.
The logging steel wire rope feeder provided by the invention has the following specific embodiment 8, which is different from the embodiment 1 mainly in that: the adjusting and locking structure comprises a locking hole formed in one of the supporting plates, a jackscrew is installed in the locking hole, and after the position of the rope conveying wheel is adjusted, the jackscrew is screwed to tightly push the movable frame to keep the position of the rope conveying wheel.
The logging steel wire rope feeder provided by the invention has the following specific difference from the embodiment 1 in the embodiment 9: in this embodiment, the logging wire rope feeder has more than two sets of rope feeding wheel sets, and the rope feeding wheel sets are arranged in parallel up and down.
Finally, although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments without departing from the inventive concept, or some of the technical features may be replaced with equivalents. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a wire rope feeder of logging, characterized by includes:
the mounting rack is provided with a mounting structure for mounting the logging steel wire rope feeder at the wellhead;
the rope conveying wheel set comprises two rope conveying wheels, a horizontal interval for a logging steel wire rope (8) to pass through in the vertical direction is formed between the two rope conveying wheels, the two rope conveying wheels are rotatably installed on the installation frame, and at least one of the two rope conveying wheels is installed on the installation frame through an installation structure with an adjustable position, so that the size of the horizontal interval is adjustable;
a limiting groove is formed in the wheel surface of at least one of the two rope conveying wheels and used for limiting the position of the logging steel wire rope (8) along the extending direction of the rotating axis of the rope conveying wheels, so that the logging steel wire rope (8) can be aligned to a steel wire rope through hole in a blowout prevention pressure head of a wellhead;
at least one of the two rope conveying wheels is provided with a power input structure, so that the rope conveying wheel can be driven to rotate.
2. The wire feeder according to claim 1, wherein the position-adjustable mounting structure comprises a movable frame (15), a hinged mounting structure, a rotary mounting structure and an adjustment locking structure are sequentially arranged on the movable frame (15) along the up-down direction, the movable frame (15) is hinged on the mounting frame through the hinged mounting structure, the wire feeding wheel is rotatably mounted on the movable frame (15) through the rotary mounting structure, the hinged rotation axis of the movable frame (15) is parallel to the rotation axis of the wire feeding wheel, and the adjustment locking structure is used for locking the position of the movable frame (15) relative to the mounting frame after the movable frame (15) rotates around the hinged shaft to adjust the position of the wire feeding wheel.
3. A wireline feeder according to claim 2, characterized in that the adjustment locking structure comprises a first adjustment locking seat (20), a second adjustment locking seat (21) and an adjustment locking lever (22), one of the first adjustment locking seat (20) and the second adjustment locking seat (21) is rotatably mounted on the mobile frame (15), the other one is rotatably mounted on the mounting frame, and the axes of rotation are parallel to the axis of rotation of the hinge of the mobile frame (15), the adjustment locking lever (22) is axially limited along its own axis, circumferentially rotatably mounted on one of the first adjustment locking seat (20) and the second adjustment locking seat (21) and threadedly engaged with the other one.
4. The logging wire rope feeder according to any one of claims 1-3, wherein the mounting structure is a lower rope cap (31) arranged on the lower portion of the mounting frame, the lower rope cap (31) is provided with a lower rope passing hole (32) which is aligned with the limiting groove in the up-down direction and is used for a logging wire rope (8) to pass through, the periphery of the lower rope passing hole (32) is provided with a matching section which is matched with the wire rope passing hole on the blowout prevention pressure head, and the mounting of the logging wire rope feeder on the blowout prevention pressure head is realized through the insertion and matching of the matching section and the wire rope passing hole on the blowout prevention pressure head.
5. The wire feeder according to claim 4, wherein the fitting section is an external thread section for screwing in a wire rope passage hole of the blowout prevention head.
6. The wireline tool according to claim 5, wherein the upper part of the male screw section has a rotation stop surface for engaging with a wrench.
7. The logging wire rope feeder according to any one of claims 1 to 3, wherein an upper rope cap is mounted on the mounting frame and positioned on the upper side of the rope feeding wheel set, the upper rope cap is provided with an upper rope passing hole (30) which is aligned with the limiting groove in the up-down direction and through which the logging wire rope (8) passes, and the hole edge of the upper rope passing hole (30) is used for scraping sundries adhered to the logging wire rope (8) when the logging wire rope (8) passes.
8. The logging steel wire rope feeder according to claim 7, wherein the upper rope cap comprises a cap (25) and a steel wire nozzle (26), the cap (25) is arranged on the mounting frame, the steel wire nozzle (26) is detachably arranged on the cap (25), and all or one upper section of the upper rope passing hole (30) is arranged on the steel wire nozzle (26).
9. The wire rope feeder according to claim 8, wherein the cap (25) is provided with a wire nozzle mounting hole (29), the upper part of the wire nozzle (26) is provided with a flange matched with the upper hole of the wire nozzle mounting hole (29) along a stop, and the wire nozzle (26) is inserted into the wire nozzle mounting hole (29) through the flange matched with the wire nozzle mounting hole (29) along the stop.
10. A logging wire rope feeder according to any of claims 1-3, characterized in that one of the two rope feed wheels is mounted on the mounting frame by means of a position-adjustable mounting structure, defining the rope feed wheel as a second rope feed wheel, and the other is mounted on the mounting frame in a position-fixed manner, defining the rope feed wheel as a first rope feed wheel (6), the diameter of the second rope feed wheel being smaller than the diameter of the first rope feed wheel (6).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111217286.5A CN113914801A (en) | 2021-10-19 | 2021-10-19 | Logging steel wire rope feeder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111217286.5A CN113914801A (en) | 2021-10-19 | 2021-10-19 | Logging steel wire rope feeder |
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| CN113914801A true CN113914801A (en) | 2022-01-11 |
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| CN202111217286.5A Pending CN113914801A (en) | 2021-10-19 | 2021-10-19 | Logging steel wire rope feeder |
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