CN211422593U

CN211422593U - Wax removal crown block and flowing well

Info

Publication number: CN211422593U
Application number: CN201921846286.XU
Authority: CN
Inventors: 朱安江; 陈其亮; 赵令学; 冯孝强; 徐雷
Original assignee: Petrochina Co Ltd
Current assignee: Petrochina Co Ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-09-04
Anticipated expiration: 2029-10-30

Abstract

The utility model provides a paraffin removal overhead traveling crane and flowing well. The paraffin removal crown block comprises: a support; the fixing frame is arranged on the support; the seat pulley is arranged on the fixed frame; the supporting rod is fixed on the top of the fixing frame in a turnover manner; the hanging wheel is arranged at the end part of the supporting rod; the lifting rope is selectively wound on the seat pulley and the lifting wheel, and the end part of the lifting rope is connected with a weighting rod and a wax scraping tool. The utility model discloses can realize only needing a staff hand lifting rope, another staff holds lightly and scrapes the wax instrument alright realize that the paraffin removal instrument gets, puts, eliminates the potential safety hazard, and labour saving and time saving realizes the function of security, convenience.

Description

Wax removal crown block and flowing well

Technical Field

The utility model relates to an oil development instrument technical field particularly, relates to a paraffin removal overhead traveling crane and flowing well.

Background

When mechanical paraffin removal is carried out to the flowing well, for guaranteeing the smooth play of drilling tool in the pit, all can install the centering and the lifting of pulley in order to guarantee the steel wire at the well head, the pulley generally divide into two kinds: the one is to adopt the paraffin removal support to install and hang (sky) pulley, the other is to install the seat pulley on the well head lubricator, and adopts the paraffin removal of removal vehicular winch to be mostly a pulley. The paraffin removal device has the advantages that paraffin removal of multiple wells can be independently completed only by one special paraffin removal vehicle provided with one paraffin removal tool, the cost is low, the defect is that the seat pulley can only be installed on the joint hoop of the blowout prevention pipe, the paraffin removal tool does not have a taking and placing space, therefore, when the paraffin removal tool is taken and placed, workers can enter the blowout prevention pipe to complete paraffin removal operation only by lifting with hands or grasping a plumb with hands, after the paraffin removal tool is lifted out of a well, the oil-water adhesion surface is smooth, the integral weight is heavier than 16-18Kg, the operation space on an operation platform on the upper portion of the well mouth is smaller and higher, the scraper is hollow, two head tips with edges around the scraper have certain potential safety hazards, and if the workers do not operate properly in the lifting and grasping processes, the serious potential safety hazards of squeezing the scraper or pricking the hands are caused, and time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a paraffin removal crown block and a flowing well to solve the problem of insufficient safety of the paraffin removal crown block in the prior art.

In order to achieve the above object, according to an aspect of the present invention, there is provided a paraffin removal crown block, comprising: a support; the fixing frame is arranged on the support; the seat pulley is arranged on the fixed frame; the supporting rod is fixed on the top of the fixing frame in a turnover manner; the hanging wheel is arranged at the end part of the supporting rod; the lifting rope is selectively wound on the seat pulley and the lifting wheel, and the end part of the lifting rope is connected with a weighting rod and a wax scraping tool.

Furthermore, the support also comprises a positioning sleeve and a positioning rod, the positioning rod is fixedly arranged on the side edge of the positioning sleeve, and the bottom end of the fixing frame is fixed on the positioning rod.

Further, the inner diameter of the positioning sleeve is phi 90mm to phi 100 mm.

Furthermore, a plurality of first positioning holes are formed in the height direction of the positioning rod, second positioning holes corresponding to the first positioning holes are formed in the fixing frame, and the fixing frame is fixed to the positioning rod through positioning pins penetrating through the first positioning holes and the second positioning holes.

Furthermore, a clamping groove is formed in the fixing frame, an inverted L-shaped positioning groove is formed in the side wall of the clamping groove, and the seat pulley is installed in the inverted L-shaped positioning groove through a positioning shaft.

Furthermore, the vertical section of the inverted L-shaped positioning groove extends along the height direction of the fixing frame.

Furthermore, a first through hole is formed in the supporting rod, a second through hole corresponding to the first through hole is formed in the top end of the fixing frame, and the supporting rod is arranged on the top end of the supporting rod in a turnable mode through a movable pin penetrating through the first through hole and the second through hole.

Further, the number of the first through holes and the number of the second through holes are two.

Furthermore, when the supporting rod is supported at the top end of the fixing frame, the top end of the supporting rod bends towards one side close to the positioning sleeve, and the hanging wheel is located at the top end of the supporting rod.

According to the utility model discloses an on the other hand provides a flowing well, including the paraffin removal overhead traveling crane, the paraffin removal overhead traveling crane is foretell paraffin removal overhead traveling crane.

Use the technical scheme of the utility model, the utility model discloses a paraffin removal overhead traveling crane can satisfy the mobile vehicle-mounted winch and use when getting, putting the paraffin removal instrument, because the utility model discloses a top design of paraffin removal overhead traveling crane's seat pulley has bracing piece and hanging wheel, when getting, putting the paraffin removal instrument, only need make the bracing piece upset to the top of mount, makes the bracing piece support fix on the mount, at this moment, can shift the paraffin removal instrument lifting rope that has got into the lubricator of flowing into the flowing well to the hanging wheel on upper portion by the seat pulley of bottom on, realize only needing a staff hand lifting rope, another staff holds up the paraffin removal instrument gently and alright realize the paraffin removal instrument and get, put, eliminate the potential safety hazard, labour saving and time saving realizes the function of security, convenience.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 schematically shows a perspective view of a paraffin removal crown block of the present invention;

fig. 2 schematically shows a perspective view of a support of the paraffin removal crown block of the present invention;

fig. 3 schematically shows a perspective view of the fixing frame of the paraffin removal crown block of the present invention;

figure 4 schematically shows a perspective view of the seat pulley of the paraffin removal crown block of the present invention;

fig. 5 schematically shows a perspective view of the support bar of the present invention.

Wherein the figures include the following reference numerals:

10. a support; 11. a positioning sleeve; 12. positioning a rod; 121. a first positioning hole; 20. a fixed mount; 21. a second positioning hole; 22. a second through hole; 23. a card slot; 24. an inverted L-shaped positioning slot; 30. a seat pulley; 40. a hoisting wheel; 50. a support bar; 51. a first through hole; 70. positioning pins; 60. and a movable pin.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1-5, according to an embodiment of the present invention, a flowing well is provided, which includes a paraffin removal crown block.

Specifically, the crown block for paraffin removal in this embodiment includes a support 10, a fixed frame 20, a seat pulley 30, a support rod 50, a hanging wheel 40, and a hanging rope (not shown).

Wherein, the fixed mount 20 is installed on the support 10; the seat pulley 30 is mounted on the fixed frame 20; the supporting rod 50 is fixed on the top of the fixing frame 20 in a reversible way; the hanging wheel 40 is arranged at the end part of the supporting rod 50; the hoist rope is selectively wound around the seat pulley 30 and the hoist wheel 40, and a weight bar (not shown) and a wax scraping tool (not shown) are connected to the end of the hoist rope.

The utility model discloses a paraffin removal overhead traveling crane can satisfy the mobile vehicle-mounted winch and is getting, put paraffin removal instrument use, because the top design of paraffin removal overhead traveling crane's seat pulley 30 in this embodiment has bracing piece 50 and hanging wheel 40, get, when putting paraffin removal instrument, only need make bracing piece 50 overturn to the top of mount 20, make bracing piece 50 support fix on mount 20, at this moment, can shift paraffin removal instrument lifting rope has of the lubricator who has got into the flowing well to the hanging wheel 40 on upper portion by the seat pulley 30 of bottom, realize only needing a staff hand lifting rope, another staff holds lightly paraffin removal instrument alright realize paraffin removal instrument and get, put, eliminate the potential safety hazard, time saving and labor saving, realize the security, the function of convenience.

Referring to fig. 2, the support 10 in this embodiment further includes a positioning sleeve 11 and a positioning rod 12, the positioning rod 12 is fixedly disposed at a side of the positioning sleeve 11, and a bottom end of the fixing frame 20 is fixed on the fixing frame 20.

During actual installation, through the effect of position sleeve 11, can fix whole paraffin removal overhead traveling crane on the lubricator of flowing from the gushing well, stable in structure is reliable.

Preferably, the inner diameter of the positioning sleeve 11 in this embodiment is 90mm to 100mm, for example 95mm, to facilitate connection with the lubricator of the flowing well.

Referring to fig. 1 to 5, in the present embodiment, a plurality of first positioning holes 121 are formed in the positioning rod 12 in the height direction, a second positioning hole 21 corresponding to the first positioning hole 121 is formed in the fixing frame 20, and the fixing frame 20 is fixed to the positioning rod 12 by a positioning pin 70 inserted into the first positioning hole 121 and the second positioning hole 21.

Of course, in other embodiments of the present invention, the fixing frame 20 can be fixed on the support 10 by screws, or the fixing frame 20 can be fixed on the support 10 by welding, and other deformation manners under the concept of the present invention are all within the protection scope of the present invention.

In order to fix the seat pulley 30, the fixing frame 20 in this embodiment is provided with a clamping groove 23, the side wall of the clamping groove 23 is provided with an inverted L-shaped positioning groove 24, and the seat pulley 30 is installed in the inverted L-shaped positioning groove 24 through a positioning shaft.

In practical design, the vertical section of the inverted L-shaped positioning slot 24 in this embodiment extends along the height direction of the fixing frame 20.

During normal work, the location axle of seat pulley 30 is located the vertical section of inverted L shape constant head tank 24, when needs will get, put paraffin removal instrument, makes the location axle of seat pulley 30 remove to the horizontal segment of inverted L shape constant head tank 24, and then makes seat pulley 30 along the one side motion of keeping away from support 10, is convenient for get, put paraffin removal instrument and provides necessary space of stepping down.

In order to facilitate the extension and contraction of the telescopic supporting rod 50, a first through hole 51 is formed in the length direction of the supporting rod 50, a second through hole 22 corresponding to the first through hole 51 is formed in the top end of the fixing frame 20, and the supporting rod 50 is mounted on the top end of the supporting rod 50 through a movable pin 60 penetrating through the first through hole 51 and the second through hole 22.

When the paraffin removal tool is not required to be taken and placed, the end, provided with the first through hole 51, of the support rod 50 faces upwards, and the movable pin 60 penetrating through the first through hole 51 and the second through hole 22 is arranged at the top end of the support rod 50. When the paraffin removal tool needs to be taken and placed, the movable pin 60 is only required to be loosened, the supporting rod 50 is turned over to the top end of the fixed frame 20, the lifting rope is hung on the lifting wheel 40, and then the movable pin 60 penetrating through the first through hole 51 and the second through hole 22 is installed at the top end of the supporting rod 50.

Preferably, the first through hole 51 and the second through hole 22 are two in this embodiment, so as to stably fix the support rod 50 on the fixing frame 20. Of course, in other embodiments of the present invention, the first through hole 51 and the second through hole 22 may be three or more, and any other deformation method under the concept of the present invention is within the protection scope of the present invention.

Preferably, when the supporting rod 50 is supported at the top end of the fixing frame 20, the top end of the supporting rod 50 is bent toward a side close to the positioning sleeve 11, and the hanging wheel 40 is located at the top end of the supporting rod 50, so that the hanging wheel 40 and the anti-collision tube at the bottom are kept concentric.

When the device is used specifically, the inner diameter of the positioning sleeve 11 of the support 10 is phi 95mm, the positioning sleeve is mounted at the upper end of the blowout prevention pipe, the fixing frame 20 connected with the support 10 is provided with the inverted L-shaped positioning groove 24, and after the wax removal tool is lifted and placed, the seat pulley 30 can be shifted, so that the plumb load is transferred to the hanging wheel 40. The length of the support rod 50 is equal to that of the weighting rod and the wax scraping tool, so that the complete set of wax removal drilling tool can be smoothly lifted out of the lubricator. The hanging wheel 40 is movably pinned to the support rod 50 and secured concentric with the flowing well.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: the wax removal crown block is simple in installation process, convenient to construct and high in operability. The lifting and placing of operators are easy, the labor intensity is low, and the operation of workers can be finished.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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

1. The utility model provides a wax removal overhead traveling crane which characterized in that includes:

a support (10);

the fixing frame (20), the said fixing frame (20) is installed on said support (10);

a seat pulley (30), the seat pulley (30) being mounted on the fixed mount (20);

the supporting rod (50), the supporting rod (50) can be fixed on the top of the fixing frame (20) in a turnover mode;

a hanging wheel (40), wherein the hanging wheel (40) is arranged at the end part of the supporting rod (50);

the lifting rope is selectively wound on the seat pulley (30) and the lifting wheel (40), and the end part of the lifting rope is connected with a weighting rod and a wax scraping tool.

2. The paraffin removal crown block according to claim 1, wherein the support (10) further comprises a positioning sleeve (11) and a positioning rod (12), the positioning rod (12) is fixedly arranged at the side of the positioning sleeve (11), and the bottom end of the fixing frame (20) is fixed on the positioning rod (12).

3. A paraffin removal crown block as claimed in claim 2, characterized in that the inner diameter of the positioning sleeve (11) is from 90mm to 100 mm.

4. The crown block for removing wax according to claim 2, characterized in that a plurality of first positioning holes (121) are arranged in the height direction of the positioning rod (12), a second positioning hole (21) corresponding to the first positioning hole (121) is arranged on the fixing frame (20), and the fixing frame (20) is fixed on the positioning rod (12) through a positioning pin (70) inserted into the first positioning hole (121) and the second positioning hole (21).

5. The paraffin removal crown block according to claim 1, wherein the fixed frame (20) is provided with a clamping groove (23), the side wall of the clamping groove (23) is provided with an inverted L-shaped positioning groove (24), and the seat pulley (30) is installed in the inverted L-shaped positioning groove (24) through a positioning shaft.

6. The crown block for removing wax according to claim 5, characterized in that the vertical section of the inverted L-shaped positioning slot (24) extends along the height direction of the fixing frame (20).

7. The paraffin removal crown block according to claim 2, wherein a first through hole (51) is arranged on the support rod (50), a second through hole (22) corresponding to the first through hole (51) is arranged at the top end of the fixed frame (20), and the support rod (50) is rotatably arranged at the top end of the support rod (50) through a movable pin (60) arranged in the first through hole (51) and the second through hole (22).

8. A paraffin removal crown block according to claim 7, characterized in that the first through hole (51) and the second through hole (22) are both two.

9. The overhead traveling crane for paraffin removal as claimed in claim 2, wherein when the supporting rod (50) is supported at the top end of the fixing frame (20), the top end of the supporting rod (50) is bent toward a side close to the positioning sleeve (11), and the hanging wheel (40) is located at the top end of the supporting rod (50).

10. A flowing well comprising a paraffin removal crown block, characterized in that the paraffin removal crown block is a paraffin removal crown block as claimed in any one of claims 1 to 9.