CN203669810U - Salvager for down-hole operation - Google Patents
Salvager for down-hole operation Download PDFInfo
- Publication number
- CN203669810U CN203669810U CN201420060135.2U CN201420060135U CN203669810U CN 203669810 U CN203669810 U CN 203669810U CN 201420060135 U CN201420060135 U CN 201420060135U CN 203669810 U CN203669810 U CN 203669810U
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- CN
- China
- Prior art keywords
- inner core
- urceolus
- pawl
- salvaging
- rotation inner
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- 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 salvager for down-hole operation. The salvager comprises an upper joint, a rotating head, an outer barrel, a rotating inner barrel, a bearing spring, a centralizing ring, a salvaging rod, a reinforcing rib, inner salvaging claws, a pointed cone, a guiding shoe, outer salvaging claws, rotating shafts and reset springs, wherein the rotating head is arranged at the lower end of the upper joint and connected with the rotating inner barrel which is arranged in the outer barrel, the bearing spring sleeves the rotating inner barrel, the centralizing ring sleeves the lower end of the rotating inner barrel, the salvaging rod is arranged at the lower end of the rotating inner barrel, the reinforcing rib is arranged at the joint of the salvaging rod and the rotating inner barrel, the inner salvaging claws are arranged on the salvaging rod, the pointed cone is arranged at the lower end of the salvaging rod, the guiding shoe is arranged at the lower end of the outer barrel, the outer salvaging claws are arranged on the outer wall of the outer barrel via the rotating shafts, and the rotating shafts and the outer barrel are connected via the reset springs. By the aid of the bearing spring and the reinforcing rib, strength for salvaging dropped articles is greatly enhanced. The salvager has the advantages that the dropped articles can be hooked and fixed by rotating, a salvaging success rate and salvaging efficiency are increased, and small dropped articles like ropes can be salvaged.
Description
Technical field
The utility model relates to a kind of oil exploitation auxiliary equipment, relates in particular to a kind of underground work fisher.
Background technology
The abundant in petroleum deposits of China, crude oil production is the main source that China's oil consumes, equipment, parts that crude oil extraction uses are very many, in the process using in exploitation, easily drop to down-hole, need special marine salvage equipment to carry out fishing, the marine salvage equipment of prior art is poor to various novel, in irregular shape equipment salvaging effects, and the salvaging effect of fish directly has influence on crude oil production efficiency and economic benefit.
Utility model content
The purpose of this utility model: a kind of underground work fisher is provided, can be used for down-hole fast salvaging junk, fishing success ratio is high.
To achieve these goals, the technical solution of the utility model is:
A kind of underground work fisher, comprises top connection, swivel head, urceolus, rotation inner core, load spring, centering ring, fishing rod, reinforcing rib, drags for pawl, pointed cone, guide shoe, multiple pawl, many rotating shafts and many back-moving springs of dragging for outward in multiple; Described swivel head is coaxially arranged on the lower end of described top connection, and described swivel head and described top connection are integrative-structures; Described rotation inner core is coaxially arranged on described urceolus internal upper part, and described rotation inner core and described urceolus relatively rotate, and described swivel head is connected with the upper end of described rotation inner core, described top connection, swivel head and rotate inner core and synchronously rotate; Described load spring housing is on described rotation inner core, between described rotation inner core and urceolus; Described centering ring is enclosed within the lower end of described rotation inner core, between the inwall of described centering ring and described rotation inner core and between the outer wall of described centering ring and described urceolus, is respectively equipped with sealing ring; Described fishing rod is coaxially arranged on the lower end of described rotation inner core, is positioned at described urceolus, the reinforcing rib described in described fishing rod is provided with the junction of described rotation inner core, and described reinforcing rib is inverted cone-shaped; Described drag for pawl in multiple and be separately positioned on described fishing rod, the described pawl that drags in multiple upwarps and is hook-shaped; Described pointed cone is arranged on the lower end of described fishing rod, and described fishing rod and described pointed cone are integrative-structures; Described guide shoe is arranged on the lower end of described urceolus, the described outer pawl that drags for is arranged on by described rotating shaft on the outer wall of described urceolus, the described outer pawl that drags for rotates around described rotating shaft, one end of described back-moving spring is connected with described rotating shaft, the other end of described back-moving spring is connected with the outer wall of described urceolus, and the described outer pawl that drags for upwarps and is hook-shaped.
Above-mentioned underground work fisher, wherein, described outer tip of dragging for pawl is provided with multiple latches, described latch word order indentation.
Above-mentioned underground work fisher, wherein, described outer middle part of dragging for pawl is provided with multiple draw-in grooves, and described draw-in groove is triangular in shape or square.
Above-mentioned underground work fisher, wherein, is evenly distributed with multiple acicular hooks on the outer wall of described urceolus, described acicular hook and described urceolus are integrative-structures.
The utility model has improved the intensity of salvaging junk greatly by load spring and reinforcing rib, can rotate and catch on and fixing junk, improves success rate and the efficiency of salvaging, and can also salvage the small-sized junks such as rope simultaneously.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model underground work fisher.
Fig. 2 is the sectional view of the utility model underground work fisher.
The specific embodiment
Further illustrate embodiment of the present utility model below in conjunction with accompanying drawing.
Refer to shown in accompanying drawing 1 and accompanying drawing 2, a kind of underground work fisher, comprises top connection 1, swivel head 2, urceolus 3, rotation inner core 4, load spring 5, centering ring 6, fishing rod 7, reinforcing rib 8, drags for pawl 9, pointed cone 10, guide shoe 11, multiple pawl 12, many rotating shafts 13 and many back-moving springs 14 of dragging for outward in multiple; Described swivel head 2 is coaxially arranged on the lower end of described top connection 1, and described swivel head 2 is integrative-structure with described top connection 1; Described rotation inner core 4 is coaxially arranged on described urceolus 3 internal upper parts, described rotation inner core 4 relatively rotates with described urceolus 3, described swivel head 2 is connected with the upper end of described rotation inner core 4, and described top connection 1, swivel head 2 and rotation inner core 4 synchronously rotate; Described load spring 5 is enclosed within on described rotation inner core 4, between described rotation inner core 4 and urceolus 3; Described centering ring 6 is enclosed within the lower end of described rotation inner core 4, between the inwall of described centering ring 6 and described rotation inner core 4 and between the outer wall of described centering ring 6 and described urceolus 3, be respectively equipped with sealing ring 15, keep the rotation axial rotation of inner core 4 and the connection sealing of centering ring 6; Described fishing rod 7 is coaxially arranged on the lower end of described rotation inner core 4, be positioned at described urceolus 3, described fishing rod 7 is provided with described reinforcing rib 8 with the junction of described rotation inner core 4, and described reinforcing rib 8 is inverted cone-shaped, can strengthen the salvaging intensity of fishing rod 7; Described drag for pawl 9 in multiple and be separately positioned on described fishing rod 7, the described pawl 9 that drags in multiple upwarps and is hook-shaped, can be used for catching on junk; Described pointed cone 10 is arranged on the lower end of described fishing rod 7, and described fishing rod 7 is integrative-structures with described pointed cone 10; Described guide shoe 11 is arranged on the lower end of described urceolus 3, the described outer pawl 12 that drags for is arranged on by described rotating shaft 13 on the outer wall of described urceolus 3, the described outer pawl 12 that drags for rotates around described rotating shaft 13, one end of described back-moving spring 14 is connected with described rotating shaft 13, the other end of described back-moving spring 14 is connected with the outer wall of described urceolus 3, and the described outer pawl 12 that drags for upwarps and is hook-shaped.By rotating top connection 1, pointed cone 10 inserts in junk, and guide shoe 11 guides junk and catches on clamping by the interior pawl 9 that drags for, and drags for pawl 12 fishing simultaneously outward, improves efficiency and the success rate of salvaging.
Described outer tip of dragging for pawl 12 is provided with multiple latches 16, and described latch 16 word order indentations, for catching on strip junk.
Described outer middle part of dragging for pawl 12 is provided with multiple draw-in grooves 17, and described draw-in groove 17 is triangular in shape or square, can embed rope class junk.
On the outer wall of described urceolus 3, be evenly distributed with multiple acicular hooks 18, described acicular hook 18 is integrative-structures with described urceolus 3, can in salvaging, catch on the small-sized junk in well.
In sum, the utility model has improved the intensity of salvaging junk greatly by load spring and reinforcing rib, can rotate and catch on and fixing junk, improves success rate and the efficiency of salvaging, and can also salvage the small-sized junks such as rope simultaneously.
The foregoing is only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure transformation that utilizes the utility model description to do; or directly or indirectly use the technical field that is attached to other Related products, be all in like manner included in scope of patent protection of the present utility model.
Claims (4)
1. a underground work fisher, is characterized in that: comprise top connection, swivel head, urceolus, rotation inner core, load spring, centering ring, fishing rod, reinforcing rib, drag for pawl, pointed cone, guide shoe, multiple outer drag for pawl, many rotating shafts and many back-moving springs in multiple; Described swivel head is coaxially arranged on the lower end of described top connection, and described swivel head and described top connection are integrative-structures; Described rotation inner core is coaxially arranged on described urceolus internal upper part, and described rotation inner core and described urceolus relatively rotate, and described swivel head is connected with the upper end of described rotation inner core, described top connection, swivel head and rotate inner core and synchronously rotate; Described load spring housing is on described rotation inner core, between described rotation inner core and urceolus; Described centering ring is enclosed within the lower end of described rotation inner core, between the inwall of described centering ring and described rotation inner core and between the outer wall of described centering ring and described urceolus, is respectively equipped with sealing ring; Described fishing rod is coaxially arranged on the lower end of described rotation inner core, is positioned at described urceolus, the reinforcing rib described in described fishing rod is provided with the junction of described rotation inner core, and described reinforcing rib is inverted cone-shaped; Described drag for pawl in multiple and be separately positioned on described fishing rod, the described pawl that drags in multiple upwarps and is hook-shaped; Described pointed cone is arranged on the lower end of described fishing rod, and described fishing rod and described pointed cone are integrative-structures; Described guide shoe is arranged on the lower end of described urceolus, the described outer pawl that drags for is arranged on by described rotating shaft on the outer wall of described urceolus, the described outer pawl that drags for rotates around described rotating shaft, one end of described back-moving spring is connected with described rotating shaft, the other end of described back-moving spring is connected with the outer wall of described urceolus, and the described outer pawl that drags for upwarps and is hook-shaped.
2. underground work fisher according to claim 1, is characterized in that: described outer tip of dragging for pawl is provided with multiple latches, described latch word order indentation.
3. underground work fisher according to claim 1, is characterized in that: described outer middle part of dragging for pawl is provided with multiple draw-in grooves, and described draw-in groove is triangular in shape or square.
4. underground work fisher according to claim 1, is characterized in that: on the outer wall of described urceolus, be evenly distributed with multiple acicular hooks, described acicular hook and described urceolus are integrative-structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420060135.2U CN203669810U (en) | 2014-02-10 | 2014-02-10 | Salvager for down-hole operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420060135.2U CN203669810U (en) | 2014-02-10 | 2014-02-10 | Salvager for down-hole operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203669810U true CN203669810U (en) | 2014-06-25 |
Family
ID=50966122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420060135.2U Expired - Fee Related CN203669810U (en) | 2014-02-10 | 2014-02-10 | Salvager for down-hole operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203669810U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106285543A (en) * | 2015-06-04 | 2017-01-04 | 中国石油天然气股份有限公司 | Packer fishing tool |
| CN107152255A (en) * | 2017-06-30 | 2017-09-12 | 四川达灿石油设备有限公司 | The pneumatic oil well of drawing and pulling type salvages structure |
| CN109184609A (en) * | 2018-09-20 | 2019-01-11 | 华蓥市职业教育培训中心 | A kind of oil well fishing device |
| CN113153201A (en) * | 2021-06-15 | 2021-07-23 | 山东辛丁技术有限公司 | Fishing tool for downhole operation |
| CN117108232A (en) * | 2023-10-24 | 2023-11-24 | 山西省地质工程勘察院有限公司 | Geothermal well salvaging device |
-
2014
- 2014-02-10 CN CN201420060135.2U patent/CN203669810U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106285543A (en) * | 2015-06-04 | 2017-01-04 | 中国石油天然气股份有限公司 | Packer fishing tool |
| CN107152255A (en) * | 2017-06-30 | 2017-09-12 | 四川达灿石油设备有限公司 | The pneumatic oil well of drawing and pulling type salvages structure |
| CN109184609A (en) * | 2018-09-20 | 2019-01-11 | 华蓥市职业教育培训中心 | A kind of oil well fishing device |
| CN113153201A (en) * | 2021-06-15 | 2021-07-23 | 山东辛丁技术有限公司 | Fishing tool for downhole operation |
| CN117108232A (en) * | 2023-10-24 | 2023-11-24 | 山西省地质工程勘察院有限公司 | Geothermal well salvaging device |
| CN117108232B (en) * | 2023-10-24 | 2024-01-12 | 山西省地质工程勘察院有限公司 | Geothermal well salvaging device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20150210 |
|
| EXPY | Termination of patent right or utility model |