CN108005605A - Oil well debris captures structure - Google Patents
Oil well debris captures structure Download PDFInfo
- Publication number
- CN108005605A CN108005605A CN201711105203.7A CN201711105203A CN108005605A CN 108005605 A CN108005605 A CN 108005605A CN 201711105203 A CN201711105203 A CN 201711105203A CN 108005605 A CN108005605 A CN 108005605A
- Authority
- CN
- China
- Prior art keywords
- claw
- support column
- supporting rod
- electromagnet
- oil well
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 239000003129 oil well Substances 0.000 title claims abstract description 29
- 210000000078 claw Anatomy 0.000 claims abstract description 80
- 239000002184 metal Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 abstract description 10
- 239000010959 steel Substances 0.000 abstract description 10
- 239000004575 stone Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 6
- 238000003491 array Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- E21B31/00—Fishing for or freeing objects in boreholes or wells
- E21B31/12—Grappling tools, e.g. tongs or grabs
- E21B31/18—Grappling tools, e.g. tongs or grabs gripping externally, e.g. overshot
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Marine Sciences & Fisheries (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses oil well debris to capture structure, including support column, multiple rectangular openings are provided with the side wall of support column, the bottom of support column is provided with multiple limit holes being connected with each other with rectangular opening, the supporting rod of taper is fixed with the hollow cavity of support column, multiple claws are connected with the side wall upper hinge of supporting rod, electromagnet is connected by conducting wire with external power supply, and is provided with and the matched magnet of electromagnet on side of the claw close to supporting rod.Support column is slowly put into oil well, startup power supply at the same time, so that electromagnet interacts with the magnet on claw, i.e. electromagnet, which produces magnet, attracts so that the upper end of claw inwardly bounces back around hinge joint, and the other end of claw is expanded outwardly around hinge joint, so that the inner space increase for the column grasping part that multiple claws are formed, that is, ensure that claw can clear up the whole internal debris of oil well, crushed stone, steel wire rope, cable rope etc..
Description
Technical field
The present invention relates to oil field, in particular to oil well debris crawl structure.
Background technology
Some can be usually fallen into during oil well operation, in oil well influences the junk of operation and oil exploitation, is usually one
A little steel wire rope, cable, steel wire for logging etc. are elongated and object that body is soft, these junks need pull out out of oil well in time, in order to avoid oil well
Block or damage equipment.Though the present rope instrument that drags for can pull rope form junk inside oil well out, efficiency is not only salvaged
It is low, and salvaging is not thorough enough, many things that drop tiny, that length is shorter are not easy to be salvaged, and cause the salvaging cycle also to extend.
The content of the invention
It is an object of the invention to provide oil well debris to capture structure, solves the conventional rope instrument that drags for and salvages efficiency
Low, the halfway problem of salvaging.
The purpose of the present invention is achieved through the following technical solutions：
Oil well debris captures structure, includes the support column of inner hollow, is provided with the side wall of the support column more
A rectangular opening, the bottom of support column are provided with multiple limit holes being connected with each other with rectangular opening, are fixed in the hollow cavity of support column
There is the supporting rod of taper, multiple claws are connected with the side wall upper hinge of the supporting rod；Further include buffer structure and be fixed on
The electromagnet of supporting bar top, electromagnet are connected by conducting wire with external power supply, and are pacified on side of the claw close to supporting rod
Equipped with the matched magnet of electromagnet, the buffer structure includes being fixed on the regulation ring of supporting rod lower end, in regulation ring
Claw corresponding arc rubber pad is installed on outer circle wall, and section is respectively fixed with as four at the both ends of arc rubber pad
The elastic sheet metal of/mono- unit circle.During present invention work, rectangular opening forms L-shaped of the claw on supporting rod with limit hole and lives
Dynamic section, support column is slowly put into oil well, while startup power supply so that electromagnet and the magnet phase interaction on claw
With that is, electromagnet, which produces magnet, attracts so that the upper end of claw inwardly bounces back around hinge joint, and the other end of claw is around hinged
Point expands outwardly so that the inner space increase for the column grasping part that multiple claws are formed, that is, ensure that claw can be to stone
The whole internal debris of oil well, crushed stone, steel wire rope, cable rope etc. are cleared up；When the bottom of claw is placed in shaft bottom
When, the electric current being passed through in electromagnet changes so that attraction state of the electromagnet to magnet is changed into repulsion state, and the upper end of claw is opened
Begin away from electromagnet, and its other end is then close at mast axis place to supporting, so that debris in oil well etc. enters
The grasping part that multiple claws are formed, when the inner wall of claw is contacted with the end of limit hole, claw stops continuing to move to, and prevents
Multiple claws excessively move and cause to be damaged each other；
Wherein, regulation ring is fixed on the lower end of supporting rod, and arc rubber pad is fixed with its outer circle wall, in arc rubber
The both ends of rubber cushion are fixed with elastic sheet metal, after claw completes the clamping to debris, the inner wall priority and elastic metallic of claw
Piece, the contact of arc rubber pad, the buffering by elastic sheet metal to claw movement tendency so that the company between claw and supporting rod
Connect and be changed into being flexibly connected, avoid that serious collision occurs between claw and supporting rod, while avoid the bottom phase of multiple claws
Mutually hit and cause the debris in claw to fall because rocking, further improve salvaging effect.
Latch is fixed with the inner wall at end of the claw.Further to strengthen salvaging effect of the claw to debris, in card
Latch is installed on pawl, prevents debris from dropping in uphill process is salvaged.
Multiple claws are in a ring and array distribution is on supporting rod.Multiple claw annular arrays are hinged on supporting rod
On so that multiple claws form a coniform grasping part, to ensure that claw clears up the debris in oil well completely.
Connector is further included, the connector is fixed on the top of support column and coordinates with exterior lifting gear.Connection
Head is used to be connected with exterior lifting gear, which can be steel cable or draw bar, passes through steel cable or draw bar
Lifting will salvage the related debris of structure and remove together in oil well.
Compared with prior art, the present invention have the following advantages and advantages：
1st, support column is slowly put into oil well by the present invention, while startup power supply so that electromagnet and the magnetic on claw
Body interacts, i.e., electromagnet produces magnet and attracts so that the upper end of claw inwardly bounces back around hinge joint, and claw is another
End is expanded outwardly around hinge joint so that the inner space increase for the column grasping part that multiple claws are formed, that is, ensure claw
The whole internal debris of oil well, crushed stone, steel wire rope, cable rope etc. can be cleared up；
2nd, the present invention is provided with latch on claw, prevents debris further to strengthen salvaging effect of the claw to debris
Drop in uphill process is salvaged；
3rd, the multiple claw annular arrays of the present invention are hinged on supporting rod so that multiple claws form a coniform folder
Space is held, to ensure that claw clears up the debris in oil well completely.
Brief description of the drawings
Attached drawing described herein is used for providing further understanding the embodiment of the present invention, forms one of the application
Point, do not form the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is schematic structural view of the invention；
Fig. 2 is sectional view at the A of Fig. 1；
Mark and corresponding parts title in attached drawing：
1- connectors, 2- support columns, 3- claws, 4- latches, 5- electromagnet, 6- rectangular openings, 7- supporting rods, 8- limit holes,
9- magnet, 10- regulation rings, 11- arcs rubber pad, 12- elastic sheet metals.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment 1
As depicted in figs. 1 and 2, the present embodiment includes the support column 2 of inner hollow, is opened on the side wall of the support column 2
There are multiple rectangular openings 6, the bottom of support column 2 is provided with multiple limit holes 8 being connected with each other with rectangular opening 6, the hollow cavity of support column 2
The supporting rod 7 of taper is fixed with vivo, and multiple claws 3 are connected with the side wall upper hinge of the supporting rod 7；Further include buffering knot
Structure and the electromagnet 5 for being fixed on 7 top of supporting rod, electromagnet 5 are connected by conducting wire with external power supply, and in claw 3 close to branch
Magnet 9 matched with electromagnet 5 is installed, the buffer structure includes being fixed on 7 lower end of supporting rod on the side of strut 7
Regulation ring 10, be provided with the outer circle wall of regulation ring 10 with the corresponding arc rubber pad 11 of claw 3, and in arc rubber
The both ends of pad 11 are respectively fixed with the elastic sheet metal 12 that section is a quarter unit circle；In the inner wall at end of the claw 3
It is fixed with latch 4；Multiple claws 3 are in a ring and array distribution is on supporting rod 7；Further include connector 1, the connector
1 is fixed on the top of support column 2 and coordinates with exterior lifting gear.
During present invention work, rectangular opening 6 forms L-shaped activity interval of the claw 3 on supporting rod 7 with limit hole 8, will support
Column 2 is slowly put into oil well, while startup power supply so that electromagnet 5 interacts with the magnet on claw 3, i.e. electromagnet 5
Magnet 9 is produced and is attracted so that the upper end of claw 3 inwardly bounces back around hinge joint, and the other end of claw 3 around hinge joint to extending out
So that the inner space increase for the column grasping part that multiple claws 3 are formed, that is, ensure that claw 3 can be whole to oil well
The debris of a inside, crushed stone, steel wire rope, cable rope etc. is cleared up；When the bottom of claw 3 is placed in shaft bottom, lead to
The electric current entered in electromagnet 5 changes so that attraction state of the electromagnet 5 to magnet 9 is changed into repulsion state, and the upper end of claw 3 is opened
Begin away from electromagnet 5, and its other end is then close at where 2 axis of support column so that debris in oil well etc. into
Enter the grasping part that multiple claws 3 are formed, when the inner wall of claw 3 is contacted with the end of limit hole 8, claw 3 stops continuing to move
It is dynamic, prevent multiple claws 3 each other excessive movement and cause to be damaged；Further to strengthen salvaging effect of the claw 3 to debris,
Latch 4 is installed on claw 3, prevents debris from dropping in uphill process is salvaged；Multiple 3 annular arrays of claw are hinged on supporting rod
On 7 so that multiple claws 3 form a coniform grasping part, to ensure that claw 3 is completely clear to the debris in oil well
Reason；Wherein, regulation ring 10 is fixed on the lower end of supporting rod 7, and arc rubber pad 11 is fixed with its outer circle wall, in arc rubber
The both ends of rubber cushion 11 are fixed with elastic sheet metal 12, after claw 3 completes the clamping to debris, inner wall priority and the bullet of claw 3
Property sheet metal 12, arc rubber pad 11 contact, the buffering by elastic sheet metal 12 to 3 movement tendency of claw so that claw 3 with
Connection between supporting rod 7 is changed into being flexibly connected, and avoids that serious collision occurs between claw 3 and supporting rod 7, while avoid more
The bottom of a claw 3 mutually hits and causes the debris in claw 3 to fall because rocking, and further improves salvaging effect.
Further, connector 1 is used to be connected with exterior lifting gear, which can be steel cable or traction
Bar, will salvage the related debris of structure by the lifting of steel cable or draw bar and remove together in oil well.
Above-described embodiment, has carried out the purpose of the present invention, technical solution and beneficial effect further
Describe in detail, it should be understood that the foregoing is merely the embodiment of the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution, improvement and etc. done, should all include
Within protection scope of the present invention.
Claims (4)
1. oil well debris captures structure, include the support column (2) of inner hollow, it is characterised in that：In the support column (2)
Side wall on be provided with multiple rectangular openings (6), the bottom of support column (2) is provided with multiple limit holes being connected with each other with rectangular opening (6)
(8), the supporting rod (7) of taper is fixed with the hollow cavity of support column (2), is connected in the side wall upper hinge of the supporting rod (7)
It is connected to multiple claws (3)；Further include buffer structure and be fixed on the electromagnet (5) on supporting rod (7) top, electromagnet (5) passes through
Conducting wire is connected with external power supply, and claw (3) close to supporting rod (7) side on be provided with it is matched with electromagnet (5)
Magnet (9), the buffer structure include being fixed on the regulation ring (10) of supporting rod (7) lower end, the excircle in regulation ring (10)
Be provided with wall with the corresponding arc rubber pad (11) of claw (3), and be respectively fixed with the both ends of arc rubber pad (11)
Section is the elastic sheet metal (12) of a quarter unit circle.
2. oil well debris according to claim 1 captures structure, it is characterised in that：In the end of the claw (3)
Latch (4) is fixed with wall.
3. oil well debris according to claim 1 captures structure, it is characterised in that：Multiple claws (3) are in ring
Shape and array distribution is on supporting rod (7).
A kind of 4. underground fishing tool described according to claims 1 to 3 any one, it is characterised in that：Connector (1) is further included,
The connector (1) is fixed on the top of support column (2) and coordinates with exterior lifting gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711105203.7A CN108005605A (en) | 2017-11-10 | 2017-11-10 | Oil well debris captures structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711105203.7A CN108005605A (en) | 2017-11-10 | 2017-11-10 | Oil well debris captures structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108005605A true CN108005605A (en) | 2018-05-08 |
Family
ID=62051544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711105203.7A Withdrawn CN108005605A (en) | 2017-11-10 | 2017-11-10 | Oil well debris captures structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108005605A (en) |
-
2017
- 2017-11-10 CN CN201711105203.7A patent/CN108005605A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180508 |