CN207715111U - A kind of vane type fishing device - Google Patents
A kind of vane type fishing device Download PDFInfo
- Publication number
- CN207715111U CN207715111U CN201820050070.1U CN201820050070U CN207715111U CN 207715111 U CN207715111 U CN 207715111U CN 201820050070 U CN201820050070 U CN 201820050070U CN 207715111 U CN207715111 U CN 207715111U
- Authority
- CN
- China
- Prior art keywords
- blade
- rod
- piston
- lumen therethrough
- salvaged
- 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.)
- Active
Links
Abstract
The utility model provides a kind of vane type fishing device, including shell, salvage blade group, blade rotary drive mechanism, piston, the enclosure interior opens up the upper lumen therethrough being connected and lower lumen therethrough, piston is set in the upper lumen therethrough, blade group is salvaged in setting at the lower port of the lower lumen therethrough, the salvaging blade group is salvaged blade by 6 and is formed, salvaging blade is flat sheet metal, blade is salvaged for every to be hinged on the inner convex platform of lower port inner wall setting of lower lumen therethrough by fixing axle, the salvaging blade group is also connected with blade rotary drive mechanism, blade rotary drive mechanism upper end connects piston.The various junk that the utility model can be constituted small size, irregular, material with complex during pit shaft is salvaged effectively is captured and is promoted to ground, realizes the effect for salvaging junk in well.
Description
Technical field
The utility model is related to drilling equipment technical field, especially a kind of vane type fishing device.
Background technology
In wellbore construction, unexpected junk or drilling tool itself occur fracture damage and fall into pit shaft frequent occurrence
Event can seriously hinder subsequent drillng operation if cannot in time take out these junks from pit shaft, or even lead to serious
Accident.
For these small sizes, irregular contour well in junk, existing fishing tool and fishing operation use strong magnetic more
Property or frictional force fix the method for fishing for junk, but such methods are affected by junk material and shape, and fishing
Pit shaft in environment be typically complex, the adsorption capacity and chucking power that fishing tool in this case provides usually show not
Foot causes to salvage inefficiency.
By the retrieval to keywords such as blade, salvagings, it includes blade, such as application number to have some open source literatures：
200810017810.2 publication date 2013-01-02 discloses a kind of spiral drill rod fisher.By support ring, reinforcing rib and spiral
Blade, take over five part of alloy cutter head constitute, helical blade, which is wound on, to be taken over, and reinforcement is welded on the outer diameter of helical blade
Muscle, one end of reinforcing rib, which is fixed on, to be taken over, and the other end is fixed in support ring.When handling drilling accident, helical blade can
With the blade of advances through hole bottom accident drill rod, realizes and salvage.And alloy cutter head is studded in support ring, there is certain drilling ability,
Assist fisher access aperture bottom.
Technology disclosed above, other than some components of wording as blade etc. and the utility model are related, other
Overall technical architecture, technical problem to be solved, technique effect etc. are all different, and also do not have technical inspiration.
Utility model content
The purpose of this utility model is to provide a kind of vane type fishing device, can be during pit shaft is salvaged to small ruler
The various junk that very little, irregular, material with complex is constituted effectively is captured and is promoted to ground, is realized and is salvaged junk in well
Effect.
The purpose of this utility model can be achieved by the following technical measures：
The vane type fishing device includes shell, salvages blade group, blade rotary drive mechanism, piston, in the shell
Portion opens up the upper lumen therethrough being connected and lower lumen therethrough, and piston, the lower port of the lower lumen therethrough are arranged in the upper lumen therethrough
Blade group is salvaged in place's setting, and the salvaging blade group is salvaged blade by 6 and formed, and salvaging blade is flat sheet metal, often
Piece is salvaged blade and is hinged on the inner convex platform of lower port inner wall setting of lower lumen therethrough by fixing axle, and the salvaging blade group is also
Blade rotary drive mechanism is connected, blade rotary drive mechanism upper end connects piston.
The purpose of this utility model can be also achieved by the following technical measures：
It is described to salvage the foliaceous that blade profile is double arcs.
The blade rotary drive mechanism includes drive disk, oblique push rod, and the drive disk is annular, is horizontally arranged at and beats
It drags for above blade group, arc chute and oblique push rod is designed on drive disk, salvage blade upper surface and be designed with sliding block, sliding block is slided
Row is in the arc chute.
The oblique push rod includes upper push-rod and lower push-rod, and the upper push-rod upper end connects piston, the connection of lower push-rod lower end
In the marginal position of drive disk, the upper push-rod lower face and lower push-rod upper surface are designed to corresponding inclined-plane.
The piston is ball seat piston, and ball seat piston centre is provided with pitching hole, and ball seat piston outer rim is formed with inner walls
The sliding pair of sealing.
The ball seat piston base connecting spring, lower spring end withstand on the inner convex platform that lumen therethrough lower port inner wall opens up
On.
The utility model has the advantages that compared with prior art：
1, oblique push rod has self-locking property, and when ball seat piston reaches bottommost, oblique push rod completes the rotation to drive disk
Turn after pushing, upper and lower two parts will be staggered, and drive disk and the position for salvaging blade will lock, and salvage blade not by salvaging junk
Shape and weight, will not cause to be closed because of junk weight and fail, and then junk be caused to loosen.
2, the realization of salvaging action can select proper moment input activation according to trouble of lost tool in hole situation at any time by artificially controlling
Ball is salvaged, without being influenced by extraneous factors such as wellbore shape, drilling liquid pressure, down-hole ambient temperatures.
3, the tool can reset movable part after taking out activation ball, can enter well reuse.
Description of the drawings
Fig. 1 is the main structure diagram of the utility model embodiment；
Fig. 2 is drive disk schematic top plan view in Fig. 1；
Fig. 3 is that schematic top plan view of the blade group under reset is salvaged in Fig. 1；
Fig. 4 is to carry salvaging the schematic top plan view of blade group in the operating condition in 1.
In attached drawing, parts list represented by the reference numerals are as follows：
1- shells, 2- salvage blade, 3- drive disks, the oblique push rods of 4-, 5- springs, 6- ball seats piston, 7- activation ball, 8- and beat
Drag for drilling rod, 9- sliding slots, 10- sliding blocks, 11- fixing axles.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present embodiment is vane type fishing device, is connected to and salvages drilling rod lower end, including shell 1, salvaging blade
2, drive disk 3, oblique push rod 4, spring 5, ball seat piston 6, activation ball 7.The salvaging drilling rod is API standard drilling rod, with this
It is connected using API standard pipe screw thread between utility model fishing device ontology.
According to Fig. 1 to Fig. 4, the salvaging blade group is salvaged blade by 6 and is formed, and salvaging blade 2 is flat gold
Belong to plank, shape is the foliaceous of double arcs, hinged by fixing axle and 1 bottom of shell, salvages 2 upper surface of blade and is designed with
Sliding slot cooperation on sliding block, with drive disk 3, salvages blade 2 and rotates and be closed with drive disk 3；Between drive disk and ball seat piston
It is driven by oblique push rod, while converting longitudinal thrust to tangential thrust；6 center of ball seat piston is provided with hole, outer rim in shell
Wall forms the sliding pair of sealing, and the activation input of ball 7 is salvaged in drilling rod 8 after hydrophthalmia, is located on ball seat piston 6, by flow channel for liquids
It blocks, is pushed by hydraulic coupling, 6 compressed spring 5 of ball seat piston drives oblique push rod 4.The drive disk shape is annular, horizontal
Mounted on salvaging above blade group, can salvage relative rotation between blade group and shell, sliding slot and oblique is designed on drive disk
To push rod, sliding slot is used to drive the sliding block for salvaging blade, oblique push rod to be used to convert the longitudinal thrust of ball seat piston generation.It is described
Oblique push rod includes upper push-rod and lower push-rod, and the upper push-rod upper end connects piston, and lower push-rod lower end is connected to the side of drive disk
Edge position, the upper push-rod lower face and lower push-rod upper surface are designed to corresponding inclined-plane.Ball seat piston centre is provided with hole,
Outer rim forms the sliding pair of sealing with inner walls, and ball seat piston is in higher position in natural conditions by spring thrust, living
Plug lower part is connected with oblique push rod along outer rim；Activation ball is the indeformable material of high intensity, outer diameter between housing inner diameter size and
Between ball seat piston center hole diameter dimension, activation ball by ground out of drilling rod hydrophthalmia enter the fishing tool after, can be located at
On ball seat piston, and block the flow channel for liquids in shell.
One of the present embodiment has particular application as：During salvaging, by fishing tool ontology (without activation ball) and salvage
Drilling rod 8 is connected into well, and at this time under spring force, piston ball seat 6 and oblique push rod 4 are salvaged all in a high position at blade 2
In the open position close to shell.When reaching drilling team's junk, junk is entered empty inside fishing tool by 1 endoporus of shell, 3 endoporus of drive disk
Chamber.Then ball 7, setting ball seat piston 6 is activated to be pumped into drilling fluid salvaging in drilling rod 8 in input, under fluid power effect, ball seat
Piston 6 moves down, and the oblique push rod 4 of connection converts longitudinal thrust to tangential thrust of the drive disk 3 around center rotating, drives driving
Disk 3 rotates, and by the cooperation of sliding slot and sliding block, drives and salvages blade 2 along fixing axle rotation, be closed to tool focus, closing is fallen
The dropping channel of object, junk are locked in tool interior.It above carries at this time and salvages drilling rod 8 and fishing tool, tool is dismantled on ground,
Ball seat piston 6 and oblique push rod 4 are resetted, the closing for salvaging blade 2 is released, you can takes out junk, tool reenters work shape
State.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained in at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiments or example
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, does not limit the specific implementation mode of the invention yet.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably explain this practicality
Novel principle and practical application, to enable skilled artisan to be best understood by and utilize the utility model.
The utility model is limited only by the claims and their full scope and equivalents.
Claims (6)
1. a kind of vane type fishing device, which is characterized in that including shell, salvage blade group, blade rotary drive mechanism, work
Plug, the enclosure interior open up the upper lumen therethrough being connected and lower lumen therethrough, piston are arranged in the upper lumen therethrough, is passed through under described
Blade group is salvaged in setting at the lower port of cavity, and the salvaging blade group is salvaged blade by 6 and formed, and it is flat to salvage blade
Sheet metal is salvaged blade for every and is hinged on the inner convex platform of lower port inner wall setting of lower lumen therethrough by fixing axle, described
It salvages blade group and is also connected with blade rotary drive mechanism, blade rotary drive mechanism upper end connects piston.
2. a kind of vane type fishing device according to claim 1, which is characterized in that the salvaging blade profile is double arcs
The foliaceous of shape.
3. a kind of vane type fishing device according to claim 1 or 2, which is characterized in that the blade rotary driving machine
Structure includes drive disk, oblique push rod, and the drive disk is annular, is horizontally arranged at and salvages above blade group, is designed on drive disk
There are arc chute and oblique push rod, salvages blade upper surface and be designed with sliding block, sliding block slides in the arc chute.
4. a kind of vane type fishing device according to claim 3, which is characterized in that the oblique push rod includes upper push-rod
And lower push-rod, the upper push-rod upper end connect piston, lower push-rod lower end is connected to the marginal position of drive disk, under the upper push-rod
End face and lower push-rod upper surface are designed to corresponding inclined-plane.
5. a kind of vane type fishing device according to claim 3, which is characterized in that the piston is ball seat piston, ball
Seat piston centre is provided with pitching hole, and ball seat piston outer rim forms the sliding pair of sealing with inner walls.
6. a kind of vane type fishing device according to claim 5, which is characterized in that the ball seat piston base connects bullet
Spring, lower spring end are withstood on the inner convex platform that lumen therethrough lower port inner wall opens up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820050070.1U CN207715111U (en) | 2018-01-12 | 2018-01-12 | A kind of vane type fishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820050070.1U CN207715111U (en) | 2018-01-12 | 2018-01-12 | A kind of vane type fishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207715111U true CN207715111U (en) | 2018-08-10 |
Family
ID=63051649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820050070.1U Active CN207715111U (en) | 2018-01-12 | 2018-01-12 | A kind of vane type fishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207715111U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029957A (en) * | 2018-01-12 | 2019-07-19 | 中石化石油工程技术服务有限公司 | Vane type fishing device and Refloatation method |
-
2018
- 2018-01-12 CN CN201820050070.1U patent/CN207715111U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029957A (en) * | 2018-01-12 | 2019-07-19 | 中石化石油工程技术服务有限公司 | Vane type fishing device and Refloatation method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207715111U (en) | A kind of vane type fishing device | |
| CN207348814U (en) | Multifunctional side port valve | |
| CN109057737A (en) | A kind of down-hole fishing device that can be operated repeatedly | |
| CN214697790U (en) | Novel sealed horizontal fluting magnesium lithium alloy A type soluble ball seat | |
| CN111021964A (en) | Down-the-hole hammer reverse circulation follow pipe drill bit suitable for large-diameter drilling | |
| CN204098852U (en) | A kind of cementing cement head | |
| CN105422035A (en) | Double-release sliding sleeve type bowl slip-socket and underground falling-object catching method | |
| CN204402416U (en) | Hydro powered formula releasing spear | |
| CN105178902B (en) | A kind of lifting type fishing tool | |
| CN208900065U (en) | Fishing integrated device is cut outside a kind of coiled tubing | |
| CN212079197U (en) | Foundation pit support bored pile construction equipment | |
| CN207420520U (en) | A kind of reversible covers milling fishing integrated device | |
| CN114607308A (en) | Bridge plug fishing tool | |
| CN110029957A (en) | Vane type fishing device and Refloatation method | |
| CN204609784U (en) | A kind of soft seam setting of casing locking-type combined drill | |
| CN104405320B (en) | Gas storing and core taking tool | |
| CN114635657B (en) | Drilling coring device and process suitable for coring broken stratum | |
| CN108760396A (en) | The sludge sampling method of this kind of sampler of rarefaction sludge depth sampler and application | |
| US3818997A (en) | Apparatus and method for situ sharpening of bore hole bits | |
| CN109458135B (en) | Full-displacement reaming-while-drilling tool assembly | |
| CN107288567A (en) | A kind of reversible set milling fishing integrated device and its Refloatation method | |
| CN110685629B (en) | Tool for cleaning and fishing small-diameter underground rock slag in deep well section | |
| CN111305783B (en) | Underground junk salvaging device and salvaging method | |
| CN113607464A (en) | Sampler for underwater sediments in river and lake system | |
| CN207470151U (en) | A kind of sump packer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |