CN106223892B - Slide block type fisher - Google Patents
Slide block type fisher Download PDFInfo
- Publication number
- CN106223892B CN106223892B CN201610784325.2A CN201610784325A CN106223892B CN 106223892 B CN106223892 B CN 106223892B CN 201610784325 A CN201610784325 A CN 201610784325A CN 106223892 B CN106223892 B CN 106223892B
- Authority
- CN
- China
- Prior art keywords
- fisher
- ontology
- drilling tool
- slide track
- guide runner
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B31/20—Grappling tools, e.g. tongs or grabs gripping internally, e.g. fishing spears
Abstract
The present invention relates to a kind of slide block type fishers, including fisher ontology, fisher ontology is integrally in circular cone shape structure, directive slide track is provided on fisher ontology, directive slide track is laid along fisher ontology generatrix direction, directive slide track is provided with multiple along fisher ontology circumferential direction, guide runner is provided on directive slide track, guide runner lateral surface be used for the center inside pipe wall of drilling tool to be salvaged against or separate, during fisher test, guide runner slides on directive slide track, the diameter that guide runner lateral surface encloses gradually becomes smaller, and then enter in the central tube for salvaging drilling tool, guide runner is moved down along directive slide track under the effect of gravity, so that the lateral surface of guide runner reclines with the center inside pipe wall for salvaging drilling tool, with moving up for fisher, under drilling tool gravity, so that guiding is slided The lateral surface of block and the center inside pipe wall for salvaging drilling tool the more paste the more tight, and then extremely convenient will salvage with the drilling tool of central tube.
Description
Technical field
The present invention relates to drilling tool fishing operation fields, and in particular to a kind of slide block type fisher.
Background technique
During some bridges, highway construction, need in ground or water-bed construction drill, according to different geology spies
Sign and Structural strength calls, the depth of drilling are had nothing in common with each other, and implement drilling operation using the drilling tool on drilling machine, what is be drilled with
Drilling decentralization steel reinforcement cage, then casting concrete just forms cast-in-situ bored pile.Above-mentioned drilling machine is when implementing drilling operation, drilling machine
It sets up on the ground, the lower end of the shaft of drilling machine is connect with drilling tool, and drilling machine starting interlocks drilling tool rotation, to implement drilling behaviour
Make, the diameter of the bore diameter and drilling tool that are drilled with coincide substantially, however above-mentioned drilling machine is during being drilled with, drilling tool often due to
Geological Reasons amplitude of fluctuation is larger, and entire work certainly will be delayed by causing the accident that drilling tool and drilling machine fall off if salvaging not in time
Phase influences entire project progress, in the prior art, implements the salvaging to drilling tool using lifting rope and suspension hook mostly, however above-mentioned
In salvaging mode, when drilling tool is drilled at the deeper position of below ground, not only it is difficult in the way of above-mentioned suspension hook and lifting rope
It determines the position of drilling tool, and suspension hook, during upper lift, drilling tool is easy to deflection, can not be picked up at all so as to cause drilling tool
The phenomenon that, it thus needs to lift operation repeatedly, until righting drilling tool, can pull drilling tool, above-mentioned salvaging mode difficulty pole out
Greatly, it takes a long time.
Summary of the invention
The object of the present invention is to provide a kind of slide block type fisher, can facilitate implement to the drill bit with central tube into
Row is salvaged, and is improved and is salvaged efficiency.
To achieve the above object, the technical solution adopted by the present invention is that:
Slide block type fisher, including fisher ontology, fisher ontology are integrally in circular cone shape structure, on fisher ontology
It is provided with directive slide track, directive slide track is laid along fisher ontology generatrix direction, and directive slide track is circumferential along fisher ontology
Direction is provided with multiple, is provided with guide runner on directive slide track, the guide runner lateral surface is used for and drilling tool to be salvaged
Center inside pipe wall against or separation.
There is also following characteristics by the present invention:
It is provided with through-hole on the guide runner, alloy clamp, one end of the alloy clamp are provided in the through-hole
Constituted against with directive slide track or separate cooperation, the other end stretching through-hole of alloy clamp and in the central tube of drilling tool to be salvaged
Wall against or separation.
The alloy clamp structure in the shape of a rod, the through-hole, which is located at the aperture of guide runner side, is provided with limiting stand
Rank is provided with position limiting convex ring on alloy clamp and constitutes against or separate cooperation with limited step.
One end of the fisher ontology, which is extended, guide section, and the guide section is in truncated cone structure, guide section
Large scale end connect with the large scale end of fisher ontology, the other end of the fisher ontology be provided with and elevating mechanism connect
The connection rod segment connect.
Multiple mounting holes are arranged at intervals with along the length direction of directive slide track, the mounting hole is counter sink and is provided with peace
Bolt is filled, the rod end and fisher ontology for installing bolt are connected.
The connecting pin of the fisher ontology and guide section is provided with threaded connection section, the threaded connection section and guide section
On threaded hole constitute be threadedly coupled cooperation.
The center of the guide section and fisher ontology offers the first, second through hole.
Compared with prior art, the technical effect that the present invention has are as follows:, will using elevating mechanism in practical fishing operation
Above-mentioned fisher explores downward to underground, and fisher ontology protrudes into the central tube of drilling tool to be salvaged, during fisher test,
Guide runner slides on directive slide track, due to fisher ontology be in circular cone shape, guide runner lateral surface enclose diameter by
Gradual change is small, and then enters in the central tube for salvaging drilling tool, and above-mentioned guide runner is under the effect of gravity along directive slide track
It moves down, so that the lateral surface of guide runner reclines with the center inside pipe wall for salvaging drilling tool, with moving up for fisher, is boring
Have under gravity, so that the lateral surface of guide runner the more pastes the more tight with the center inside pipe wall for salvaging drilling tool, and then extremely
Facilitate and salvages the drilling tool with central tube.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of slide block type fisher；
Fig. 2 is the diagrammatic cross-section of the guide runner of slide block type fisher；
Fig. 3 is the end profiles schematic diagram of slide block type fisher guide runner；
The usage state diagram of Fig. 4 slide block type fisher.
Specific embodiment
In conjunction with Fig. 1 to Fig. 4, the present invention is further described:
Slide block type fisher, including fisher ontology 10, whole fisher ontology 10 is in circular cone shape structure, fisher sheet
Be provided with directive slide track 20 on body 10, directive slide track 20 is laid along 10 generatrix direction of fisher ontology, directive slide track 20 along
10 circumferential direction of fisher ontology is provided with multiple, guide runner 30 is provided on directive slide track 20, outside the guide runner 30
Side be used for the center inside pipe wall of drilling tool to be salvaged against or separate.
As shown in connection with fig. 4, in practical fishing operation, above-mentioned fisher is explored downward into underground using elevating mechanism, is salvaged
Device ontology 10 protrudes into the central tube A of drilling tool to be salvaged, and during fisher test, guide runner 30 is in directive slide track 20
Upper sliding, since fisher ontology is in circular cone shape, the diameter that 30 lateral surface of guide runner encloses is gradually become smaller, and then enters and beat
In the central tube A for fishing out drilling tool, above-mentioned guide runner 30 is moved down along directive slide track 20 under the effect of gravity, so that
The lateral surface of guide runner 20 reclines with the central tube A inner wall for salvaging drilling tool, with moving up for fisher, in drilling tool gravity
Under, so that the lateral surface of guide runner 30 the more pastes the more tight with the central tube A inner wall for salvaging drilling tool, and then extremely convenient by band
There is the drilling tool of central tube to salvage.The fisher, which can effectively shorten, salvages the period, improves project progress.
In conjunction with shown in Fig. 2 and Fig. 3, as a preferred solution of the present invention, for further increase guide runner 30 with wait salvage
The contact friction force of the central tube A of drilling tool, avoids drilling tool from falling off from fisher, is provided with through-hole on the guide runner 30
31, be provided with alloy clamp 32 in the through-hole 31, one end of the alloy clamp 32 and directive slide track 20 constitute against or point
From cooperation, the other end of alloy clamp 32 stretch out through-hole 31 and with the central tube A inner wall of drilling tool to be salvaged against or separate；
In above-described embodiment, during actually salvaging, guide runner 30 falls to salvaging under self gravitation effect
10 least significant end of device ontology, above-mentioned alloy clamp 32 and directive slide track 20 are against so that alloy clamp 32 stretches out through-hole 31
And with salvage drilling tool central tube A inner wall against, and then will salvage drilling tool clamping fastening, it is ensured that drilling tool is salvaged, on
The alloy clamp 32 and 31 activity of through-hole stated cooperate, and during test, alloy clamp 32 is shunk back there are a certain amount of, is avoided
The upper end central tube A of alloy clamp 32 and drilling tool to be salvaged is generated against interference, and then ensures the smooth test of alloy clamp 32.
Further, in conjunction with shown in Fig. 2 and Fig. 3, for the limit for implementing pairing gold card head 32, the alloy clamp 32 is in bar
Shape structure, the through-hole 31, which is located at the aperture of 30 side of guide runner, is provided with limited step 311, is arranged on alloy clamp 32
There is position limiting convex ring 321 to constitute against or separate cooperation with limited step 311.
For convenience of smoothly importing fisher in the central tube A for salvaging drilling tool, one end of the fisher ontology 10 extends
It is provided with guide section 11, the guide section 11 is in truncated cone structure, large scale end and the fisher ontology 10 of guide section 11
The connection of large scale end, the other end of the fisher ontology 10 are provided with the connection rod segment 12 connecting with elevating mechanism.
Further, the length direction along directive slide track 20 is arranged at intervals with multiple mounting holes 21, and the mounting hole 21 is
Counter sink and be provided with installation bolt 22, install bolt 22 rod end and fisher ontology 10 be connected.
The connecting pin of the fisher ontology 10 and guide section 11 is provided with threaded connection section 101, the threaded connection section
Cooperation is threadedly coupled with the threaded hole composition on guide section 11；Above-mentioned fisher ontology 10 constitutes detachable with guide section 11
Connection, to facilitate the installation of guide runner 30.
Since there are a large amount of muddy water by the central tube A of drilling tool, to ensure that fisher can explore downward to the deeper position in underground,
And then import in the central tube A of drilling tool, the center of the guide section 11 and fisher ontology 10 offers the first, second through hole
111,102, muddy water is entered outside fisher by the first, second through hole 111,102, so that fisher be facilitated to explore downward to underground more
Deep position.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. slide block type fisher, it is characterised in that: including fisher ontology (10), fisher ontology (10) is integrally in circular cone shape
Structure is provided with directive slide track (20) on fisher ontology (10), and directive slide track (20) is along fisher ontology (10) bus side
To laying, directive slide track (20) is provided with multiple along fisher ontology (10) circumferential direction, and directive slide track is provided on (20)
Guide runner (30), guide runner (30) lateral surface be used for the center inside pipe wall of drilling tool to be salvaged against or separate；
It is provided with through-hole (31) on the guide runner (30), is provided with alloy clamp (32), the conjunction in the through-hole (31)
One end of gold card head (32) constitutes against or separates cooperation with directive slide track (20), and the other end of alloy clamp (32) stretches out through-hole
(31) and with the center inside pipe wall of drilling tool to be salvaged against or separate；
The alloy clamp (32) structure in the shape of a rod, the through-hole (31), which is located at the aperture of guide runner (30) side, to be provided with
Limited step (311) is provided with position limiting convex ring (321) on alloy clamp (32) and constitutes against or separate with limited step (311)
Cooperation.
2. slide block type fisher according to claim 1, it is characterised in that: one end of the fisher ontology (10) extends
It is provided with guide section (11), the guide section (11) is in truncated cone structure, the large scale end of guide section (11) and fisher sheet
The large scale end of body (10) connects, and the other end of the fisher ontology (10) is provided with the connection rod segment connecting with elevating mechanism
(12)。
3. slide block type fisher according to claim 2, it is characterised in that: along the length direction interval of directive slide track (20)
It is provided with multiple mounting holes (21), the mounting hole (21) is counter sink and is provided with installation bolt (22), is installed bolt (22)
Rod end and fisher ontology (10) be connected.
4. slide block type fisher according to claim 3, it is characterised in that: the fisher ontology (10) and guide section
(11) connecting pin is provided with threaded connection section (101), and the threaded hole in the threaded connection section and guide section (11) constitutes spiral shell
Line connection cooperation.
5. slide block type fisher according to claim 4, it is characterised in that: the guide section (11) and fisher ontology
(10) center offers the first, second through hole (111,102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610784325.2A CN106223892B (en) | 2016-08-30 | 2016-08-30 | Slide block type fisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610784325.2A CN106223892B (en) | 2016-08-30 | 2016-08-30 | Slide block type fisher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106223892A CN106223892A (en) | 2016-12-14 |
| CN106223892B true CN106223892B (en) | 2019-05-14 |
Family
ID=58072938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610784325.2A Active CN106223892B (en) | 2016-08-30 | 2016-08-30 | Slide block type fisher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106223892B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108035689A (en) * | 2018-01-29 | 2018-05-15 | 上海广大基础工程有限公司 | A kind of steel pipe fishing device |
| CN108222877A (en) * | 2018-01-29 | 2018-06-29 | 上海广大基础工程有限公司 | A kind of drilling rod fishing device |
| CN113775311B (en) * | 2021-09-23 | 2023-09-26 | 北京三一智造科技有限公司 | Fishing device and working machine |
| CN115217434A (en) * | 2022-07-21 | 2022-10-21 | 深圳市工勘岩土集团有限公司 | Internal expansion type salvaging method for full-hydraulic drilling of cast-in-place pile by dropping circular drill rod into hole |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1754344A (en) * | 1928-10-03 | 1930-04-15 | Grant John | Fishing tool |
| CN2218827Y (en) * | 1994-12-26 | 1996-01-31 | 祝连生 | Grappling tool of cone sliding teeth |
| CN202510077U (en) * | 2012-03-31 | 2012-10-31 | 中国石油天然气集团公司 | Guiding sliding block trip spear |
| CN204040976U (en) * | 2014-07-31 | 2014-12-24 | 中国石油天然气股份有限公司 | A kind of oil well fishing device |
| CN204571901U (en) * | 2015-05-04 | 2015-08-19 | 王克新 | Slide block type salvages anchor |
| CN205100926U (en) * | 2015-11-09 | 2016-03-23 | 中石化石油工程技术服务有限公司 | Sliding block fishing spear |
| CN206071513U (en) * | 2016-08-30 | 2017-04-05 | 中煤特殊凿井有限责任公司 | Slide block type fisher |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2056189U (en) * | 1989-04-13 | 1990-04-18 | 吴则成 | Automatic fishing tool for casing core barrel |
| CN204571900U (en) * | 2015-03-24 | 2015-08-19 | 中国石油集团川庆钻探工程有限公司 | Rotating stuck-freeing fishing tool |
-
2016
- 2016-08-30 CN CN201610784325.2A patent/CN106223892B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1754344A (en) * | 1928-10-03 | 1930-04-15 | Grant John | Fishing tool |
| CN2218827Y (en) * | 1994-12-26 | 1996-01-31 | 祝连生 | Grappling tool of cone sliding teeth |
| CN202510077U (en) * | 2012-03-31 | 2012-10-31 | 中国石油天然气集团公司 | Guiding sliding block trip spear |
| CN204040976U (en) * | 2014-07-31 | 2014-12-24 | 中国石油天然气股份有限公司 | A kind of oil well fishing device |
| CN204571901U (en) * | 2015-05-04 | 2015-08-19 | 王克新 | Slide block type salvages anchor |
| CN205100926U (en) * | 2015-11-09 | 2016-03-23 | 中石化石油工程技术服务有限公司 | Sliding block fishing spear |
| CN206071513U (en) * | 2016-08-30 | 2017-04-05 | 中煤特殊凿井有限责任公司 | Slide block type fisher |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106223892A (en) | 2016-12-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Zhichun Inventor after: Cao Huachun Inventor after: Wang Zongjin Inventor after: Song Yanan Inventor after: Huang Fei Inventor after: Zhang Yong Inventor after: Qi Yanqiu Inventor after: Guo Shengchan Inventor before: Li Zhichun Inventor before: Cao Huachun Inventor before: Wang Zongjin Inventor before: Song Yanan Inventor before: Huang Fei Inventor before: Zhang Yong Inventor before: Qi Yanqiu |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170207 Address after: 235044 Anhui Province, Huaibei City Xiangshan District East Road No. 131 Applicant after: China Coal Special Drilling Engineering Co., Ltd. Applicant after: China Coal No.3 Construction Group Co., Ltd. Address before: 235044 Anhui Province, Huaibei City Xiangshan District East Road No. 131 Applicant before: China Coal Special Drilling Engineering Co., Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |