CN207568533U - Fishing device for oil fishing well - Google Patents
Fishing device for oil fishing well Download PDFInfo
- Publication number
- CN207568533U CN207568533U CN201721611148.4U CN201721611148U CN207568533U CN 207568533 U CN207568533 U CN 207568533U CN 201721611148 U CN201721611148 U CN 201721611148U CN 207568533 U CN207568533 U CN 207568533U
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- China
- Prior art keywords
- cylinder
- fishing
- fishing rod
- cavity
- bailing well
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- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 230000002035 prolonged effect Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
The application provides a fishing device for oil fishing well, include: the device comprises a cylinder body, a first end and a second end, wherein the first end and the second end are opposite to each other; a cavity is arranged in the cylinder body, and an opening communicated with the cavity is arranged at the second end of the cylinder body; the fishing rod comprises a plurality of fishing rods arranged in the barrel, wherein each fishing rod extends inwards from the inner wall of the barrel, and the fishing rods are arranged between the first end of the barrel and the second end of the barrel at intervals so that broken rubber entering from the opening can move from the fishing rods to the first end of the barrel; each fishing rod extends obliquely upwards; an opening is formed in the inner wall of the cylinder, and one end of the fishing rod is in interference fit with the opening; the fishing rods are spirally arranged; the barrel is provided with a plurality of overflowing holes communicated with the cavity, and the overflowing holes can limit broken rubber to pass through. The embodiment of the application provides a fishing well fishing device capable of simplifying fishing operation.
Description
Technical field
This application involves oil-bailing in oilfield field of operation more particularly to a kind of bailing well fishing devices.
Background technology
Crude oil in bailing well can be thus lifted to ground by the suction that involving swab pumps.In the aspiration procedure of involving swab pump
In, the broken rubber of strip in pit shaft floats up and down, is easy to cause the generation of blocked portion phenomenon, seriously affects normal construction.
In the prior art, generally using large-scale workover tripping in tubing string, tubing string bottom end band is tackled all problems at once fishing tool pair
The broken rubber of strip is salvaged.Fishing tool of tackling all problems at once includes the cylinder that lower end is along the circumferential direction arranged at intervals with blade tooth.It beats
During fishing, it is necessary first to cover to introduce in cylinder by the broken rubber of the strip swum in pit shaft.Then cylinder is fallen into well
Bottom is the broken rubber cover of strip to be entered within blade tooth.Then each blade tooth is bent and deforms and rotate to form helical form tooth form.Most
Cylinder is above carried afterwards so that the broken rubber of strip to be salvaged.
Utility model content
Using fishing tool of tackling all problems at once salvage needs to transfer seating nipple to shaft bottom, so could will swim in pit shaft
The broken rubber cover of interior strip enter within blade tooth or blade tooth gap between, and tubing string auxiliary is needed to bend blade tooth and rotate.
Therefore the fishing operation for fishing tool of tackling all problems at once is complicated, it is time-consuming and laborious.
In view of this, the application embodiment provides a kind of bailing well fishing device, can simplify the broken rubber of strip
Fishing operation.
To achieve the above object, this application provides following technical solutions：A kind of bailing well fishing device, including：Tool
Have mutually back to first end and second end cylinder, be provided with top connection in the first end of the cylinder；It is set in the cylinder
There is cavity, the opening being connected with the cavity is provided in the second end of the cylinder；It is set to multiple in the cylinder
Fishing rod, the inner wall of each fishing rod from the cylinder extend internally, and multiple fishing rods are the of the cylinder
It is intervally arranged between the second end of one end and the cylinder, so that the broken rubber entered from the opening can be from the salvaging
It is moved between bar to the first end of the cylinder.
As a preferred embodiment, multiple fishing rods the cylinder first end and the cylinder
Helical arrangement between two ends.
As a preferred embodiment, each fishing rod tilts upward extension.
As a preferred embodiment, the angle of inclination of each fishing rod is 45 °.
As a preferred embodiment, be provided with trepanning on the inner wall of the cylinder, one end of the fishing rod with
The trepanning interference fit.
As a preferred embodiment, the cylinder is back to being provided with chamfering on one end of the top connection.
As a preferred embodiment, it is provided with to be connected with dredging vehicle steel wire rope tap in the top connection
Ball shape structure.
As a preferred embodiment, the centre of sphere of the ball shape structure is located on the axis of the cylinder.
As a preferred embodiment, multiple flowing holes being connected with the cavity are provided on the cylinder,
The flowing hole can limit broken rubber and pass through.
As a preferred embodiment, the internal diameter of the opening is equal with the internal diameter of the cavity.
By above technical solution, the bailing well fishing device described in the application embodiment is set on the inner wall of cylinder
Multiple fishing rods are put, only need to transfer cylinder first when so salvaging, the broken rubber of strip is introduced in cylinder.Then it above carries
Cylinder salvages the broken rubber of strip.So as to which for fishing tool of the prior art of tackling all problems at once, the application is real
The bailing well fishing device described in mode being applied without transferring cylinder to shaft bottom, without rotation and bending fishing rod, so letter
Operating process is changed.Therefore the application embodiment provides a kind of bailing well fishing device, can simplify the broken rubber of strip
Fishing operation.
Description of the drawings
Attached drawing described here is only used for task of explanation, and is not intended to limit model disclosed in the present application in any way
It encloses.In addition, shape and proportional sizes of each component in figure etc. are only schematical, the understanding to the application is used to help, and
It is not the specific shape and proportional sizes for limiting each component of the application.Those skilled in the art, can under teachings of the present application
Implement the application to select various possible shapes and proportional sizes as the case may be.In the accompanying drawings：
Fig. 1 is the structure diagram of the bailing well fishing device of the application embodiment.
Specific embodiment
Below in conjunction with the attached drawing in the application embodiment, the technical solution in the application embodiment is carried out clear
Chu is fully described by, it is clear that described embodiment is only the reality of a part of embodiment of the application rather than whole
Apply mode.Based on the embodiment in the application, those of ordinary skill in the art institute without creative efforts
The every other embodiment obtained, shall fall in the protection scope of this application.
Unless otherwise defined, all of technologies and scientific terms used here by the article and belong to the technical field of the application
The normally understood meaning of technical staff is identical.The term used in the description of the present application is intended merely to description tool herein
The purpose of the embodiment of body, it is not intended that in limitation the application.
Referring to Fig. 1, a kind of bailing well fishing device that present embodiment is provided, can include：With phase back to
First end and second end cylinder 13, be provided with top connection 11 in the first end of the cylinder 13；It is set in the cylinder 13
There is cavity 15, the opening 17 being connected with the cavity 15 is provided in the second end of the cylinder 13；It is set to the cylinder
Multiple fishing rods 19 on 13 inner walls, the inner wall of each fishing rod 19 from the cylinder 13 extend internally, and multiple described
Fishing rod 19 is intervally arranged between the first end of the cylinder 13 and the second end of the cylinder 13, so that from the opening 17
The broken rubber entered can be moved between the fishing rod 19 to the first end of the cylinder 13.
In use, top connection 11 is connected in the tap of dredging vehicle steel wire rope bottom end.Steel wire rope is transferred, so as to cylinder 13
With steel wire rope tripping in.Since multiple fishing rods 19 are intervally arranged between the first end of cylinder 13 and the second end of cylinder 13, with
Enable to move to the first end of cylinder 13 from the broken rubber that opening 17 enters between fishing rod 19, so in 13 downlink mistake of cylinder
Cheng Zhong, broken rubber enter from opening 17 in the cavity 15 of cylinder 13 with well liquid.Again because each fishing rod 19 is out of cylinder 13
Wall extends internally, thus when strip broken rubber fall when can be salvaged bar 19 by hang or winding in a manner of limited, thus
The broken rubber of strip is locked in cylinder 13.The broken rubber of strip can be salvaged by so above carrying cylinder 13.
By the bailing well fishing device described in the application embodiment it can be seen from above scheme on the inner wall of cylinder 13
Multiple fishing rods 19 are set, only needs to transfer cylinder 13 first when so salvaging, the broken rubber of strip is introduced in cylinder 13.
Then cylinder 13 is above carried, the broken rubber of strip is salvaged.So as to relative to fishing tool of the prior art of tackling all problems at once
It says, the bailing well fishing device described in the application embodiment without rotation and is bent without transferring cylinder 13 to shaft bottom
Fishing rod so simplifies operating process.
As shown in Figure 1, in the present embodiment, which has top connection 11.The top connection 11 is used for and dredging vehicle
The tap of steel wire rope bottom end is connected, so as to which cylinder 13 to be connected to the lower end of steel wire rope.Between the top connection 11 and tap
Connection can be that screw is connected, is bolted, welds, is integrally formed.
Preferably, the ball shape structure 27 for being connected with dredging vehicle steel wire rope tap is provided in top connection 11.The ball
Type structure 27 with the tap of dredging vehicle steel wire rope bottom end for being connected, so as to facilitate the installation of top connection 11 and dismounting.
Further, the centre of sphere of ball shape structure 27 is located on the axis of cylinder 13.So as to when ball shape structure 27 and dredging vehicle
When steel wire rope tap is connected, the axis of cylinder 13 can be conllinear with the extending direction of steel wire rope, so as to move up cylinder 13
In the process in vertical state, with stability of the reinforced tube 13 during moving up, be conducive to prevent the broken rubber of strip from cylinder
It is detached from body 13.
In the present embodiment, cylinder 13 is in hollow cylindrical shape on the whole.This is in 13 upper end of cylinder of cylindrical shape
It is connected with top connection 11, lower end is provided with opening 17.So as to which well liquid can be entered by the opening 17 in cylinder 13.Further
Ground, the difference between the internal diameter of casing and the outer diameter of cylinder 13 have maximum value.The maximum value can be 3mm.The maximum value can
To be set as the case may be, to prevent 13 outer diameter of cylinder too small so that cylinder 13 is in casing during downlink, it is impossible to will cover
The broken rubber of strip covers in pipe.
In the present embodiment, be open 17 internal diameter it is equal with the internal diameter of cavity 15.Internal diameter relative to opening 17 is less than
The situation of the internal diameter of cavity 15, be open 17 internal diameter it is equal with the internal diameter of cavity 15 can enlarged openings 17 size, so as to advantageous
It is flowed into cylinder 13 in well liquid.
In one embodiment, cylinder 13 is back to being provided with chamfering 23 on one end of top connection 11.During tripping in cylinder 13,
The chamfering 23 and the inner wall of casing fit.It is another so as to which on the one hand the chamfering 23 can strike off the fouling of internal surface of sleeve pipe
The aspect chamfering 23 can introduce the broken rubber of strip in cylinder 13.
In one embodiment, multiple flowing holes 25 being connected with cavity 15, flowing hole 25 are provided on cylinder 13
The broken rubber that strip can be limited passes through, so as to when well liquid enter cylinder 13 it is interior after, liquid can by 25 access wall of flowing hole,
So as to play a role in filtering, the broken rubber of strip is stayed in cylinder 13, makes fishing operation simply, conveniently.The flowing hole 25 can
So as to be set on the side wall of cylinder 13, can also be set on the top of cylinder 13.
In the present embodiment, fishing rod 19 has opposite first end and second end.The first end of the fishing rod 19 with
The inner wall of cylinder 13 is connected, and the second end of the fishing rod 19 is extended in cylinder 13.The first end and cylinder of the fishing rod 19
Connection mode between 13 inner wall can be that screw is connected, is bolted, welds, is integrally formed.
In a specific embodiment, trepanning, one end of fishing rod 19 and trepanning are provided on the inner wall of cylinder 13
Interference fit.So as to which fishing rod 19 is fixed in trepanning.
In the present embodiment, fishing rod 19 extends in cavity 15, can be that fishing rod 19 is interior along cylinder in cavity 15
13 radially extend or fishing rod 19 is upwardly extended cavity 15 is tilted.Preferably, fishing rod 19 is in cavity 15
Tilt upward extension.Such fishing rod 19 for tilting upward extension can be limited more effectively relative to the fishing rod 19 radially extended
The broken rubber of strip processed falls.Specifically, the angle of inclination of each fishing rod 19 is 45 °.
Further, fishing rod 19 is multiple, and multiple fishing rods 19 are arranged in the shape of a spiral.Because the space in cylinder 13 has
Limit, fishing rod 19 in the inner wall of cylinder 13 arrange and want big relative to the formed channel that enters of symmetric arrays in the shape of a spiral, thus
The broken rubber of strip enters to relatively easy in cylinder 13.
It should be noted that in the description of the present application, term " first ", " second " etc. are only used for description purpose and difference
Similar object, between the two and there is no sequencings, can not be interpreted as indicating or implying relative importance.In addition,
In the description of the present application, unless otherwise indicated, " multiple " are meant that two or more.
It should be understood that above description is to illustrate rather than to be limited.By reading above-mentioned retouch
It states, many embodiments and many applications except the example provided all will be aobvious and easy for a person skilled in the art
See.Therefore, the range of this introduction should not be determined with reference to foregoing description, but should with reference to preceding claims and this
The four corner of equivalent that a little claims are possessed determines.For comprehensive purpose, all articles and with reference to including special
The disclosure of profit application and bulletin is all by reference to being incorporated herein.Theme disclosed herein is omitted in preceding claims
Any aspect is not intended to abandon the body matter, also should not be considered as applicant the theme is not thought of as it is disclosed
Apply for a part for theme.
Claims (10)
1. a kind of bailing well fishing device, which is characterized in that including：
With phase back to first end and second end cylinder, be provided with top connection in the first end of the cylinder；The cylinder
Cavity is inside provided with, the opening being connected with the cavity is provided in the second end of the cylinder；
The multiple fishing rods being set in the cylinder, the inner wall of each fishing rod from the cylinder extend internally, and more
A fishing rod is intervally arranged between the first end of the cylinder and the second end of the cylinder so that from it is described be open into
The broken rubber entered can be moved between the fishing rod to the first end of the cylinder.
2. bailing well fishing device according to claim 1, it is characterised in that：Multiple fishing rods are in the cylinder
Helical arrangement between first end and the second end of the cylinder.
3. bailing well fishing device according to claim 1, it is characterised in that：Each fishing rod, which tilts upward, to be prolonged
It stretches.
4. bailing well fishing device according to claim 2, it is characterised in that：The angle of inclination of each fishing rod is
45°。
5. bailing well fishing device according to claim 1, it is characterised in that：It is provided with out on the inner wall of the cylinder
Hole, one end of the fishing rod are interference fitted with the trepanning.
6. bailing well fishing device according to claim 1, it is characterised in that：The cylinder is back to the one of the top connection
Chamfering is provided on end.
7. bailing well fishing device according to claim 1, it is characterised in that：Be provided in the top connection for fishing
The ball shape structure that oily vehicle steel wire rope tap is connected.
8. bailing well fishing device according to claim 7, it is characterised in that：The centre of sphere of the ball shape structure is located at described
On the axis of cylinder.
9. bailing well fishing device according to claim 1, it is characterised in that：Be provided on the cylinder it is multiple with it is described
The flowing hole that cavity is connected, the flowing hole can limit broken rubber and pass through.
10. bailing well fishing device according to claim 1, it is characterised in that：The internal diameter of the opening and the cavity
Internal diameter it is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721611148.4U CN207568533U (en) | 2017-11-28 | 2017-11-28 | Fishing device for oil fishing well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721611148.4U CN207568533U (en) | 2017-11-28 | 2017-11-28 | Fishing device for oil fishing well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207568533U true CN207568533U (en) | 2018-07-03 |
Family
ID=62692371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721611148.4U Active CN207568533U (en) | 2017-11-28 | 2017-11-28 | Fishing device for oil fishing well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207568533U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219613A (en) * | 2019-05-05 | 2019-09-10 | 中铁第四勘察设计院集团有限公司 | Drilling tool fishing device and drilling tool Refloatation method |
| CN112761564A (en) * | 2021-01-27 | 2021-05-07 | 马红丽 | Device for fishing animals in water well of field |
-
2017
- 2017-11-28 CN CN201721611148.4U patent/CN207568533U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219613A (en) * | 2019-05-05 | 2019-09-10 | 中铁第四勘察设计院集团有限公司 | Drilling tool fishing device and drilling tool Refloatation method |
| CN112761564A (en) * | 2021-01-27 | 2021-05-07 | 马红丽 | Device for fishing animals in water well of field |
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