CN209011786U - A kind of novel combination type fishing spear - Google Patents
A kind of novel combination type fishing spear Download PDFInfo
- Publication number
- CN209011786U CN209011786U CN201821531240.4U CN201821531240U CN209011786U CN 209011786 U CN209011786 U CN 209011786U CN 201821531240 U CN201821531240 U CN 201821531240U CN 209011786 U CN209011786 U CN 209011786U
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- fishing spear
- level
- spear
- fastening
- fishing
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Abstract
A kind of novel combination type fishing spear, including level-one fishing spear, second level fishing spear, three-level fishing spear, drilling rod snapping hoop, fastening block, the single sliding block that the level-one fishing spear is length 1000mm fishes out shaft, the single sliding block that the second level fishing spear is length 300mm fishes out shaft, the single sliding block that the three-level fishing spear is length 300mm fishes out shaft, second level fishing spear is connected on the right side of the level-one fishing spear, three-level fishing spear is connected on the right side of the second level fishing spear, jointed rod snapping hoop on the right side of the three-level fishing spear, the drilling rod snapping hoop diameter is 105mm, second level fishing spear left end has binding groove, the binding groove and fastening block are adapted, the fastening block connects binding groove, the binding groove two sides have fixed link, the fixed link is sequentially connected fastening block, fixture nut.
Description
Technical field
The utility model relates to fishing spear field more particularly to a kind of novel combination type fishing spears.
Background technique
In well workover work progress, when the mode using interior fishing salvages 665-2 eccentric injection mandrel, not due to its inner-cavity structure
Rule, it is shorter to fish out part, and especially in the case where fish has up and down space depth that can not determine, it is accurate to be difficult adjustment
Fishing tool is adjusted to position can be fished out, easily cause tool slider to drop to the situation in fish head, increase and salvage difficulty；Separately
A kind of outer situation is can not to determine packer inner diameter of centerpipe size when the junks such as salvaging packer obtain, use different rulers
Very little fishing tool is attempted, and empty race tubing string, increased costs are caused.
Utility model content
The utility model In view of the above shortcomings of the prior art, provides a kind of one kind of salvaging for being applicable in different inner diameters
Novel combination type fishing spear.
The purpose of this utility model is to be achieved through the following technical solutions:
A kind of novel combination type fishing spear, including level-one fishing spear, second level fishing spear, three-level fishing spear, drilling rod snapping hoop,
Fastening block, the single sliding block that the level-one fishing spear is length 1000mm fish out shaft, and the second level fishing spear is the list of length 300mm
Sliding block trip spear bar, the single sliding block that the three-level fishing spear is length 300mm fish out shaft, connect second level on the right side of the level-one fishing spear
Fishing spear, the second level fishing spear right side connect three-level fishing spear, and jointed rod snapping hoop on the right side of the three-level fishing spear is described
Drilling rod snapping hoop diameter is 105mm, and second level fishing spear left end has binding groove, and the binding groove and fastening block are adapted,
The fastening block connects binding groove, and the binding groove two sides have fixed link, and the fixed link is sequentially connected fastening block, fixed spiral shell
Mother, the binding groove left side have firm flange groove, and the firm flange groove two sides, which have, reinforces projecting slot, the level-one salvaging
Lance right end has fastening screw, and the fastening screw is connected through a screw thread binding groove, and the fastening screw two sides are connected by screw thread
Locating pin is connect, the locating pin is sequentially connected second level fishing spear, fastening screw, has firm flange on the outside of the fastening screw,
The firm flanged joint consolidates flange groove, and the firm flange two sides, which have, reinforces protrusion, the raised reinforcement by connection of the reinforcing
Projecting slot.
There is mounting groove inside the fastening screw, have in the middle part of the mounting groove and fasten protrusion, in the middle part of the fastening block
With multiple connecting plates, connection fastening protrusion on the inside of the connecting plate, the connecting plate outside connects mounting groove.
The level-one fishing spear diameter is 44.5mm.
The second level fishing spear diameter is 50mm.
The three-level fishing spear diameter is 62mm.
The utility model has the advantages that
Fixed link is connected through a screw thread with fixture nut, and fastening block is fixed in binding groove, binding groove and fastening block phase
To stable structure, locating pin is sequentially connected second level fishing spear, fastening screw, keeps fastening screw and second level fishing spear relative position true
It is fixed, it will not get loose.Firm flanged joint consolidates flange groove, improves fastening screw and binding groove screwing process axle center
Registration keeps level-one fishing spear and the attended operation of second level fishing spear easier.It reinforces protrusion to be caught in reinforcing projecting slot, have
Effect prevents fastening screw axle center and second level fishing spear axle center that cheap trend occurs, and improves level-one fishing spear and second level fishing spear
The stability of connection.Using elasticity, connecting plate can deformation occurs under the obstruction of fastening protrusion, produces between connecting plate and mounting groove
Raw friction bond stress increases the stability that level-one fishing spear is connect with second level fishing spear.Between second level fishing spear, three-level fishing spear
Connection structure between connection structure and level-one fishing spear, second level fishing spear is identical.
A kind of working portion of novel combination type fishing spear described in the utility model can be divided into three portions according to outer diameter
Point, the drilling rod snapping hoop convenient for shackle and promotion of top Φ 105mm.Eccentric injection mandrel salvages part: being 1000mm by length
Φ 44.5mm single sliding block fishing shaft level-one fishing spear composition, top can add limiting device, have anti-back button screw hole, sufficiently
Tool is prevented to be put into fish too deep.Salvage the uncertain packer of inner diameter of centerpipe and other cylindricalitys can in fish with a net head: by length
The second level fishing spear composition of shaft is fished out for the Φ 50mm single sliding block of 300mm, top can also add limiting device, have anti-back button spiral shell
Hole, it is too deep that the tool of being substantially prevented from is put into fish.Cooperate the standard tubing of second part use and interior fishing internal diameter Φ 62mm: by
The Φ 58mm single sliding block of 300mm fishes out shaft.The salvaging of different inner diameters can be applicable in.
In order to solve the above-mentioned two situations problem, various sizes of slide block type is fished out lance by us, to set length
It re-works, development improves a kind of novel combination type fishing spear, including three-stage combined fishing spear, a kind of a variety of use of tool
On the way.Achieve the purpose that unfreezing fishing, can effectively avoid and destroy fish head, run empty tube column, the waste of human and material resources, oil plant.Level-one is beaten
Fishing lance is divided into the Special fishing tool of 665-2 type eccentric injection mandrel, and working portion acts on the seal section of eccentric injection mandrel, second level
Fishing spear is suitable for the packer that inner diameter of centerpipe is Φ 50mm and salvages, and it is Φ 58mm that three-level fishing spear, which is suitable for inner diameter of centerpipe,
Packer salvage, second level fishing spear, three-level fishing spear length is limited to 300mm, is suitable for salvaging FX445-114mm packer
Upper center tube, upper center tube are solution end socket.The utility model service efficiency is significantly greatly increased, sufficiently realization cost efficiency.
Detailed description of the invention
Fig. 1 is a kind of novel combination type fishing spear structural schematic diagram described in the utility model.
Fig. 2 is a kind of novel combination type fishing spear partial enlarged view described in the utility model.
Specific embodiment
The utility model is described in further detail below according to drawings and examples:
A kind of novel combination type fishing spear, including level-one fishing spear 1, second level fishing spear 2, three-level fishing spear 3, drilling rod snapping
4, fastening block 12 are bound round, the Φ 44.5mm single sliding block that the level-one fishing spear 1 is length 1000mm fishes out shaft, the second level fishing spear
2 fish out shaft for the single sliding block of the Φ 50mm of length 300mm, and the three-level fishing spear 3 is the single sliding block of the Φ 62mm of length 300mm
Shaft is fished out, second level fishing spear 2 is connected on the right side of the level-one fishing spear 1, connects three-level fishing spear 3 on the right side of the second level fishing spear 2,
The 3 right side jointed rod snapping hoop 4 of three-level fishing spear, 4 diameter of drilling rod snapping hoop are 105mm, the second level fishing spear 2
Left end has binding groove 9, and the binding groove 9 is adapted with fastening block 12, and the fastening block 12 connects binding groove 9, the fastening
9 two sides of slot have fixed link 10, and the fixed link 10 is sequentially connected fastening block 12, fixture nut 11, has on the left of the binding groove 9
There is firm flange groove 8, firm 8 two sides of flange groove, which have, reinforces projecting slot 7, and 1 right end of level-one fishing spear has fastening
Screw rod 16, the fastening screw 16 are connected through a screw thread binding groove 9, and 16 two sides of fastening screw are connected through a screw thread locating pin
17, the locating pin 17 is sequentially connected second level fishing spear 2, fastening screw 16, has firm flange on the outside of the fastening screw 16
5, the firm 5 stable connection flange groove 8 of flange, firm 5 two sides of flange, which have, reinforces protrusion 6, and the reinforcing protrusion 6 connects
It connects and reinforces projecting slot 7.
There is mounting groove 15 inside the fastening screw 16, there is fastening protrusion 14 in the middle part of the mounting groove 15, it is described tight
Gu having multiple connecting plates 13 in the middle part of block 12, connection fastens protrusion 14 on the inside of the connecting plate 13, connects on the outside of the connecting plate 13
Connect mounting groove 15.
Fixed link 10 is connected through a screw thread with fixture nut 11, and fastening block 12 is fixed in binding groove 9, binding groove 9 with
12 opposed configuration of fastening block is stablized, and locating pin 17 is sequentially connected second level fishing spear 2, fastening screw 16, makes fastening screw 16 and two
Grade 2 relative position of fishing spear determines, will not get loose.Firm 5 stable connection flange groove 8 of flange, improve fastening screw 16 with
The registration in 9 screwing process axle center of binding groove, keeps level-one fishing spear 1 and the attended operation of second level fishing spear 2 easier.
It reinforces protrusion 6 to be caught in reinforcing projecting slot 7,16 axle center of fastening screw and 2 axle center of second level fishing spear is effectively prevented to occur cheaply
Trend improves the stability that level-one fishing spear 1 is connect with second level fishing spear 2.Using elasticity, connecting plate 13 can be convex in fastening
It plays under 14 obstruction that deformation occurs, generates friction bond stress between connecting plate 13 and mounting groove 15, increase level-one fishing spear 1 and second level
The stability that fishing spear 2 connects.Connection structure and level-one fishing spear 1, second level between second level fishing spear 2, three-level fishing spear 3 are salvaged
Connection structure between lance 2 is identical.The salvaging of different inner diameters can be applicable in.
A kind of working portion of novel combination type fishing spear described in the utility model can be divided into three portions according to outer diameter
Point, the drilling rod snapping hoop 4 convenient for shackle and promotion of top Φ 105mm.Eccentric injection mandrel salvages part: being 1000mm by length
Φ 44.5mm single sliding block fishing shaft level-one fishing spear 1 form, top can add limiting device, have anti-back button screw hole, fill
Point tool is prevented to be put into fish too deep.Salvage the uncertain packer of inner diameter of centerpipe and other cylindricalitys can in fish with a net head: by growing
The second level fishing spear 2 that the Φ 50mm single sliding block that degree is 300mm fishes out shaft forms, and top can also add limiting device, has anti-back
Screw hole is detained, it is too deep that the tool of being substantially prevented from is put into fish.Cooperate the standard tubing of second part use and interior fishing internal diameter Φ 62mm: by
The Φ 58mm single sliding block of 300mm fishes out shaft.
In order to solve the above-mentioned two situations problem, various sizes of slide block type is fished out lance by us, to set length
It re-works, development improves a kind of novel combination type fishing spear, including three-stage combined fishing spear, a kind of a variety of use of tool
On the way.Achieve the purpose that unfreezing fishing, can effectively avoid and destroy fish head, run empty tube column, the waste of human and material resources, oil plant.Level-one is beaten
Fishing lance 1 divides for the Special fishing tool of 665-2 type eccentric injection mandrel, and working portion acts on the seal section of eccentric injection mandrel, and two
Grade fishing spear 2 is suitable for the packer that inner diameter of centerpipe is Φ 50mm and salvages, and it is Φ that three-level fishing spear 3, which is suitable for inner diameter of centerpipe,
The packer of 58mm is salvaged, and second level fishing spear 2,3 length of three-level fishing spear are limited to 300mm, is suitable for salvaging FX445-114mm
Packer upper center tube, upper center tube are solution end socket.The utility model service efficiency is significantly greatly increased, sufficiently realization cost efficiency.
A kind of novel combination type fishing spear described in the utility model from 2017 so far, with salvage eccentric injection mandrel, envelope
It succeeding more than 15 mouthfuls of wells every the form of device specific purpose tool and the salvaging of unknown junk well, using effect is very good,
Individual well can reduce 20,000 yuan of vehicle cost or more, be significantly reduced fish head and be destroyed, and sky runs the number of tubing string, while reducing worker's labor
Fatigue resistance, benefit at a specified future date are extremely objective.
Claims (5)
1. a kind of novel combination type fishing spear, it is characterized in that: including level-one fishing spear, second level fishing spear, three-level fishing spear, drilling rod
Snapping hoop, fastening block, the single sliding block that the level-one fishing spear is length 1000mm fish out shaft, and the second level fishing spear is length
The single sliding block of 300mm fishes out shaft, and the single sliding block that the three-level fishing spear is length 300mm fishes out shaft, and the level-one fishing spear is right
Side connects second level fishing spear, and three-level fishing spear, jointed rod on the right side of the three-level fishing spear are connected on the right side of the second level fishing spear
Snapping hoop, the drilling rod snapping hoop diameter are 105mm, and second level fishing spear left end has a binding groove, the binding groove and tight
Gu block is adapted, the fastening block connects binding groove, and the binding groove two sides have fixed link, and the fixed link is sequentially connected tightly
Gu block, fixture nut, the binding groove left side has firm flange groove, and the firm flange groove two sides, which have, reinforces projecting slot,
The level-one fishing spear right end has fastening screw, and the fastening screw is connected through a screw thread binding groove, the fastening screw two
Side is connected through a screw thread locating pin, and the locating pin is sequentially connected second level fishing spear, fastening screw, tool on the outside of the fastening screw
There is firm flange, the firm flanged joint consolidates flange groove, and the firm flange two sides, which have, reinforces protrusion, and the reinforcing is convex
Play reinforcement by connection projecting slot.
2. a kind of novel combination type fishing spear according to claim 1, it is characterized in that: having inside the fastening screw
Mounting groove, the mounting groove middle part is with fastening protrusion, and the fastening block middle part is with multiple connecting plates, the connecting plate inside
Connection fastening protrusion, the connecting plate outside connect mounting groove.
3. a kind of novel combination type fishing spear according to claim 1, it is characterized in that: the level-one fishing spear diameter is
44.5mm。
4. a kind of novel combination type fishing spear according to claim 1, it is characterized in that: the second level fishing spear diameter is
50mm。
5. a kind of novel combination type fishing spear according to claim 1, it is characterized in that: the three-level fishing spear diameter is
62mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821531240.4U CN209011786U (en) | 2018-09-19 | 2018-09-19 | A kind of novel combination type fishing spear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821531240.4U CN209011786U (en) | 2018-09-19 | 2018-09-19 | A kind of novel combination type fishing spear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209011786U true CN209011786U (en) | 2019-06-21 |
Family
ID=66833598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821531240.4U Expired - Fee Related CN209011786U (en) | 2018-09-19 | 2018-09-19 | A kind of novel combination type fishing spear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209011786U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111810074A (en) * | 2020-07-14 | 2020-10-23 | 中国石油天然气股份有限公司 | Full-size fishing spear and fishing method for pipe falling objects in oil-water well |
-
2018
- 2018-09-19 CN CN201821531240.4U patent/CN209011786U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111810074A (en) * | 2020-07-14 | 2020-10-23 | 中国石油天然气股份有限公司 | Full-size fishing spear and fishing method for pipe falling objects in oil-water well |
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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: 20190621 Termination date: 20200919 |