CN209586318U - A kind of oilfield downhole operation is convenient for sized fishing socket - Google Patents
A kind of oilfield downhole operation is convenient for sized fishing socket Download PDFInfo
- Publication number
- CN209586318U CN209586318U CN201920264412.4U CN201920264412U CN209586318U CN 209586318 U CN209586318 U CN 209586318U CN 201920264412 U CN201920264412 U CN 201920264412U CN 209586318 U CN209586318 U CN 209586318U
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- CN
- China
- Prior art keywords
- cylinder
- guide shoe
- close
- convenient
- spring
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of oilfield downhole operations to be convenient for sized fishing socket, including cylinder, guide shoe and second spring, the side of the cylinder is equipped with top connection, the top connection is provided with external screw thread close to a side external surface of cylinder, the cylinder is internally provided with the first spring close to top connection, wherein, the cylinder offers slip groove close to the side of the first spring, the cylinder offers sliding slot close to the two sides of slip groove, the slip groove is internally provided with slips, the slips is fixed with sliding block close to the side of sliding slot, the guide shoe is located at side of the cylinder far from top connection, the cylinder offers card slot inside the two sides of guide shoe, the guide shoe is fixed with fixed link close to the side of card slot.The oilfield downhole operation is convenient for sized fishing socket, is provided with card slot, fixed link, and guide shoe is fixedly connected by the engaging between fixed link and card slot, convenient for replacing to slips, convenient for adjusting the salvaging size of fishing socket.
Description
Technical field
The utility model relates to oilfield exploitation technical field, specially a kind of oilfield downhole operation is beaten convenient for sized
Dipper.
Background technique
In oil extraction process, since the abrasion of machine is larger, in oil well, usually rotary head is made to fracture, or make compared with
It for short and small fish, falls in oil well, needs to salvage using sundries of the fishing socket to oil well.
Although current fishing socket type and quantity are very more, existing fishing socket is right there are still certain problem
The use of fishing socket brings some inconvenience.
Existing fishing socket when in use, since the sundries diameter fallen is different, needs replacing the model of slips, inconvenient right
Slips size in fishing socket is adjusted, and existing fishing socket usually falls off sundries during salvaging, inconvenient
It picks up.
Utility model content
The purpose of this utility model is to provide a kind of oilfield downhole operations to be convenient for sized fishing socket, on solving
The current fishing socket for stating background technique proposition when in use, since the sundries diameter fallen is different, needs replacing the type of slips
Number, the slips size in fishing socket is adjusted in inconvenience, and existing fishing socket usually makes sundries during salvaging
It falls off, the problem of inconvenience picks up.
To achieve the above object, the utility model provides the following technical solutions: a kind of oilfield downhole operation is convenient for adjusting ruler
Very little fishing socket, including cylinder, guide shoe and second spring, the side of the cylinder are equipped with top connection, and the top connection is close
One side external surface of cylinder is provided with external screw thread, and the cylinder is internally provided with the first spring close to top connection, wherein
The cylinder offers slip groove close to the side of the first spring, and the cylinder is offered close to the two sides of slip groove
Sliding slot, the slip groove are internally provided with slips, and the slips is fixed with sliding block close to the side of sliding slot, and the guide shoe is located at
Side of the cylinder far from top connection；
The cylinder offers card slot inside the two sides of guide shoe, and the guide shoe is fixed with fixation close to the side of card slot
Bar, the guide shoe are provided with auxiliary clamping plate close to the two sides of fixed link, the second spring be located at auxiliary clamping plate and guide shoe it
Between, the auxiliary clamping plate is fixed with hangnail far from the side of second spring.
Preferably, the top connection constitutes helicitic texture by external screw thread and cylinder.
Preferably, the inner wall of the slip groove is inclined surface, and the tilt angle of slip groove is equal to the inclination of slips outer wall
Angle.
Preferably, the inside dimension of the sliding slot matches with the external dimensions of sliding block, and sliding slot and sliding block are constituted and slided
Structure.
Preferably, the card slot matches with the size of fixed link, and card slot and fixed link constitute snap-in structure.
Preferably, the auxiliary clamping plate constitutes elastic connection by second spring and guide shoe.
Compared with prior art, the utility model has the beneficial effects that the oilfield downhole operation is beaten convenient for sized
Dipper:
1. being provided with card slot, fixed link, guide shoe is fixedly connected by the engaging between fixed link and card slot, convenient for pair
Slips is replaced, convenient for adjusting the salvaging size of fishing socket；
2. being provided with sliding block and sliding slot, when slips moves in slip groove, slips band movable slider is slided in sliding slot
Slide construction that is dynamic, being made up of sliding slot and sliding block, prevents the movement of slips from shifting；
3. being provided with second spring, auxiliary clamping plate and hangnail, second spring makes that clamping plate is assisted to be close to fish surface, by falling
Thorn increases the frictional force between fish, and fish is locked, and is clamped, is avoided to fish simultaneously with slips by auxiliary clamping plate
Fish falls off.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is partial enlargement structural representation at A in the utility model Fig. 1；
Fig. 3 is the utility model side structure schematic view.
In figure: 1, cylinder, 2, top connection, 3, external screw thread, the 4, first spring, 5, slip groove, 6, sliding slot, 7, slips, 8, cunning
Block, 9, guide shoe, 10, card slot, 11, fixed link, 12, auxiliary clamping plate, 13, second spring, 14, hangnail.
Specific embodiment
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
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, the utility model provides a kind of technical solution: a kind of oilfield downhole operation is convenient for sized
Fishing socket, including cylinder 1, top connection 2, external screw thread 3, the first spring 4, slip groove 5, sliding slot 6, slips 7, sliding block 8, guide shoe 9, card
Slot 10, fixed link 11, auxiliary clamping plate 12, second spring 13 and hangnail 14, the side of the cylinder 1 is equipped with top connection 2, described
Top connection 2 constitutes helicitic texture by external screw thread 3 and cylinder 1, and mobile top connection 2 keeps top connection 2 mobile to cylinder 1, in rotation
Connector 2, top connection 2 are fixedly connected by external screw thread 3 with cylinder 1, described convenient for driving cylinder 1 to be moved by top connection 2
Top connection 2 is provided with external screw thread 3 close to a side external surface of cylinder 1, and the cylinder 1 is internally provided with close to top connection 2
One spring 4, wherein
The cylinder 1 offers slip groove 5 close to the side of the first spring 4, and the inner wall of the slip groove 5 is inclined surface,
And the tilt angle of slip groove 5 is equal to the tilt angle of 7 outer wall of slips, and slips 7 has two panels, when slips 7 moves down, card
Watts the distance between 7 shorten, and convenient for being clamped to fish, the cylinder 1 offers sliding slot 6, institute close to the two sides of slip groove 5
The inside dimension for stating sliding slot 6 matches with the external dimensions of sliding block 8, and sliding slot 6 and sliding block 8 constitute slide construction, when slips 7 exists
When moving in slip groove 5, slips 7 is slided in sliding slot 6 with movable slider 8, the sliding knot being made up of sliding slot 6 and sliding block 8
Structure prevents the movement of slips 7 from shifting, and the slip groove 5 is internally provided with slips 7, and the slips 7 is close to sliding slot 6
Side is fixed with sliding block 8, and the guide shoe 9 is located at side of the cylinder 1 far from top connection 2；
The cylinder 1 offers card slot 10, the size phase of the card slot 10 and fixed link 11 inside the two sides of guide shoe 9
It coincide, and card slot 10 and fixed link 11 constitute snap-in structure, mobile guide shoe 9 makes guide shoe 9 that fixed link 11 be driven to enter card slot 10
Inside, rotary guide shoe 9, make card slot 10 and fixed link 11 constitute snap-in structure later, convenient for guide shoe 9 and cylinder 1 are fixed,
The guide shoe 9 is fixed with fixed link 11 close to the side of card slot 10, and the guide shoe 9 is provided with auxiliary close to the two sides of fixed link 11
Clamping plate 12 is helped, the auxiliary clamping plate 12 constitutes elastic connection by second spring 13 and guide shoe 9, when fish enters auxiliary clamping plate 12
Between when, auxiliary clamping plate 12 compresses second spring 13, while second spring 13 pairs of auxiliary clamping plates 12 generation thrusts, passes through hangnail
14 pairs of fish carry out auxiliary clamps, prevent fish from pitching, the second spring 13 be located at auxiliary clamping plate 12 and guide shoe 9 it
Between, the auxiliary clamping plate 12 is fixed with hangnail 14 far from the side of second spring 13.
Working principle: when being convenient for sized fishing socket using the oilfield downhole operation, firstly, mobile top connection 2,
Keep top connection 2 mobile to cylinder 1, rotate top connection 2, top connection 2 is fixedly connected by external screw thread 3 with cylinder 1, later mobile card
Watts 7, slips 7 enters the inside of sliding slot 6 with movable slider 8, then installs another slips 7, moves guide shoe 9 later, makes 9 band of guide shoe
Dynamic fixed link 11 enters the inside of card slot 10, later rotary guide shoe 9, so that card slot 10 and fixed link 11 is constituted snap-in structure, passes through
Top connection 2 pushes cylinder 1 to move down, and when the top of fish enters 9 inside of guide shoe, fish makes to assist clamping plate 12 to guide shoe 9
Inner wall is mobile, and second spring 13 is compressed, and fish continues to move up, so that fish is withstood slips 7, move up slips 7, and first
Spring 4 starts to compress, continue press cylinder 1, make fish push slips 7 move up, slips 7 with movable slider 8 in sliding slot 6 to
On movement, the distance between slips 7 increase, enter fish between slips 7, stop pressing cylinder 1, the first spring 4 push
Slips 7 moves down, and reduces the distance between slips 7, pulls top connection 2 later, and top connection 2 drives cylinder 1 to move up,
Due to frictional force, make fish that slips 7 be driven to continue to move down, increases slips 7 to fish clamping force, while second spring 13
Make that clamping plate 12 is assisted to be close to fish surface, the frictional force between fish is increased by hangnail 14, fish is locked, fish is drawn
Out, the content being not described in detail in this explanation belongs to the prior art well known to professional and technical personnel in the field.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (6)
1. a kind of oilfield downhole operation is convenient for sized fishing socket, including cylinder (1), guide shoe (9) and second spring (13),
It is characterized by: the side of the cylinder (1) is equipped with top connection (2), the top connection (2) is outside the side of cylinder (1)
Surface is provided with external screw thread (3), and the cylinder (1) is internally provided with the first spring (4) close to top connection (2), wherein
The cylinder (1) offers slip groove (5) close to the side of the first spring (4), and the cylinder (1) is close to slip groove (5)
Two sides offer sliding slot (6), the slip groove (5) is internally provided with slips (7), and the slips (7) is close to sliding slot (6)
Side is fixed with sliding block (8), and the guide shoe (9) is located at the side of cylinder (1) far from top connection (2)；
The cylinder (1) offers card slot (10) inside the two sides of guide shoe (9), and the guide shoe (9) is close to card slot (10)
Side is fixed with fixed link (11), and the guide shoe (9) is provided with auxiliary clamping plate (12) close to the two sides of fixed link (11), described
Second spring (13) is located between auxiliary clamping plate (12) and guide shoe (9), and auxiliary clamping plate (12) is far from second spring (13)
Side is fixed with hangnail (14).
2. a kind of oilfield downhole operation according to claim 1 is convenient for sized fishing socket, it is characterised in that: described
Top connection (2) constitutes helicitic texture by external screw thread (3) and cylinder (1).
3. a kind of oilfield downhole operation according to claim 1 is convenient for sized fishing socket, it is characterised in that: described
The inner wall of slip groove (5) is inclined surface, and the tilt angle of slip groove (5) is equal to the tilt angle of slips (7) outer wall.
4. a kind of oilfield downhole operation according to claim 1 is convenient for sized fishing socket, it is characterised in that: described
The inside dimension of sliding slot (6) matches with the external dimensions of sliding block (8), and sliding slot (6) and sliding block (8) constitute slide construction.
5. a kind of oilfield downhole operation according to claim 1 is convenient for sized fishing socket, it is characterised in that: described
Card slot (10) matches with the size of fixed link (11), and card slot (10) and fixed link (11) constitute snap-in structure.
6. a kind of oilfield downhole operation according to claim 1 is convenient for sized fishing socket, it is characterised in that: described
Clamping plate (12) are assisted to constitute elastic connection by second spring (13) and guide shoe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920264412.4U CN209586318U (en) | 2019-03-02 | 2019-03-02 | A kind of oilfield downhole operation is convenient for sized fishing socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920264412.4U CN209586318U (en) | 2019-03-02 | 2019-03-02 | A kind of oilfield downhole operation is convenient for sized fishing socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209586318U true CN209586318U (en) | 2019-11-05 |
Family
ID=68371344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920264412.4U Expired - Fee Related CN209586318U (en) | 2019-03-02 | 2019-03-02 | A kind of oilfield downhole operation is convenient for sized fishing socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209586318U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377137A (en) * | 2020-11-10 | 2021-02-19 | 长江大学 | Grinding, milling, circulating and fishing integrated well repairing tool |
-
2019
- 2019-03-02 CN CN201920264412.4U patent/CN209586318U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377137A (en) * | 2020-11-10 | 2021-02-19 | 长江大学 | Grinding, milling, circulating and fishing integrated well repairing tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191105 Termination date: 20200302 |