CN202140056U - Reinforcement cage type fisher with chopping-reaming bit - Google Patents
Reinforcement cage type fisher with chopping-reaming bit Download PDFInfo
- Publication number
- CN202140056U CN202140056U CN201120236065U CN201120236065U CN202140056U CN 202140056 U CN202140056 U CN 202140056U CN 201120236065 U CN201120236065 U CN 201120236065U CN 201120236065 U CN201120236065 U CN 201120236065U CN 202140056 U CN202140056 U CN 202140056U
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- fisher
- reinforcing bar
- chopping
- reaming
- steel ring
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Abstract
A reinforcement cage type fisher with a chopping-reaming bit is disclosed, comprising a reinforcement row framework (1) and a compound stiffening hoop (2) which are connected piecewise, wherein a steel ring framework (3) is connected with the lower part of the reinforcement row framework (1); an alloy block (4) is connected with the lower end of the steel ring framework (3); a suspension arm (5) is connected with the upper end of the reinforcement row framework (1); and a suspension ring (6) is connected with the upper end of the suspension arm (5). The reinforcement cage type fisher with a chopping-reaming bit disclosed by the utility model has the advantages of being simple, convenient and economic in production, simple in operation, good in practicability, and good in safety. Practice has proved that the effective rate of handling drilling jamming accidents by utilizing the cage type reaming fisher disclosed by the utility model achieves 100%, so that the pile forming quality is ensured. The fisher with a chopping-reaming bit has a good application effect in the construction practice of a plurality of projects such as China national offshore oil corporations in Yantau and Qingdao of ShiMao company, and handlings many drilling jamming accidents in holes successfully.
Description
Technical field
The utility model relates to the drilling technique field, a kind of specifically reinforcing bar cage impact reaming bit fisher that is used to handle percussive drill card (burying) brill accident.
Background technology
For satisfying the ultra requirements of going deep into the rock pile foundation such as high-rise structures, railway, highway bridge, the impact holing technology is one of the most effective technology in building pile foundation market now.But; Because complicated geological condition, embedding rock are dark and operate not various subjective and objective factors such as science of lack of standardization, process management; The drill bit that impacts is inevitably blocked (burying) in the stake hole and the accident that is difficult to extract; When taking general processing method still can't extract drill bit, develop special tool(s), take special measure to come transaction card (burying) brill accident just to become certainty.
Summary of the invention
The purpose of the utility model is a kind of reinforcing bar cage impact reaming bit fisher that is used to handle percussive drill card (burying) brill accident of design.
The utility model reinforcing bar cage is impacted the reaming bit fisher; Comprise: reinforcing bar sparerib shelf 1 links to each other with compound hoop 2 segmentations of putting more energy into; Steel ring skeleton 3 links to each other with reinforcing bar sparerib shelf 1 bottom; The lower ends of alloy block 4 and steel ring skeleton 3, arm 5 links to each other with the upper end of reinforcing bar sparerib shelf 1, and suspension ring 6 link to each other with the upper end of arm 5.
Said every reinforcing bar sparerib shelf 1 adopts 10 Φ 28mm reinforcing bars not have the gap side by side and abut against and encrypt spot welding on the compound hoop 2 of putting more energy into and be welded, and reinforcing bar sparerib shelf 1 spacing is 150mm.Be welded side by side after the compound hoop 2 of putting more energy into of per pass adopts 3 Φ 18mm bar bendings to become hoop, compound hoop 2 spacings of putting more energy into are 1000mm.Reinforcing bar sparerib shelf 1 surrounds the formation reinforcing cage with the compound hoop 2 of putting more energy into; The reinforcing cage internal diameter is than the about 100mm of accident outside diameter; All the other reinforcing bar sparerib shelf 1 length all equate with accident drill bit total length except that the main muscle of double as arm, and the main muscle length of arm 5 then is about 1500mm than accident drill bit.
Get each 4 main muscle in two reinforcing bar sparerib shelfs of reinforcing cage top symmetry as arm 5; These 8 main muscle length are about 1500mm than other main muscle; The subtend bending is also drawn close; Again the about 200mm length in top is continued to bend in opposite directions a proper angle and engaged, full weld welding back arm 5, suspension ring 6 are fixed in arm 5 upper ends.
The utility model adopts the reinforcing cage form, its objective is that increase fisher and hole wall gap reduce frictional resistance, and the steel ring skeleton can bear powerful the impact; The bottom alloy block is higher to impact grinding efficient such as rock stratum and gravel layers, protects steel ring simultaneously, and the top adopts the purpose of rotatable suspension ring that cage reaming fisher is rotated while impacting when work; Reasonable stress; Guaranteed that the reaming aperture is even, hole wall is stable, also avoids taking place the secondary lock of tool drilling.
The utility model reinforcing bar cage is impacted the reaming bit fisher and is achieved in that when in the impact holing process, lock of tool drilling taking place; If adopt askewly to skew sash weight to hit conventional treatment way such as vibration invalid, can use this reinforcing bar cage to impact the reaming bit fisher.Generally speaking, the accident drill bit is connected with percussive drill master winch wire rope, therefore; Earlier the secondary hoisting rope of percussive drill is connected with this fisher top suspension ring 6 and fixes, above the stake aperture, cut off main rope again, links to each other with the accident drill bit again with a plurality of metal latch card lock again after fisher is passed at disconnected rope two; It is tight with the king wire rope band to start master winch, starts secondary hoisting crane and hangs fisher and put into accident stake hole and begin to impact up and down, because the fisher external diameter is bigger than the stake aperture; The process of therefore impacting also is the process of reaming, must carry out the mud direct circulation when impacting reaming, and its purpose one can guarantee that hole wall is stable; The hole of not collapsing does not produce necking, and two body refuse, the rock slags that can produce when impacting in time carry and portal; Reduce impact resistance, improve reaming efficient.Should select rational stroke according to geological condition in the percussion drilling process; Select the abundant operator of construction experience, arrange special messenger's close observation hole internal state and equipment operation situation simultaneously, avoid because of stroke is too high, drilling depth is too fast; Cause the fisher skew, influence into hole perpendicularity.So back and forth impact, fisher is gradually near until wrapping the accident drill bit, starts master winch when continuing to impact again and do not stop to carry and pull the accident drill bit, in case that the accident drill bit occurs is loosening, disassociation is determined problem also just within sight.When the accident drill bit is partly or entirely wrapped and can freely carry by reamer, can fisher be lifted from the accident drill bit and portal, so far, the lock of tool drilling processing finishes.
The advantage that the utility model reinforcing bar cage is impacted the reaming bit fisher is: simple for production, economical: process this fisher material therefor common buildings building site and be seen everywhere, gather materials on the spot, the scene gets final product processing and fabricating, and is convenient and economical; Simple to operate, practicality good: this fisher utilizes percussive drill that power construction is provided; Applicable to any percussive drill; The bottom adopts the finished product alloy block to impact in advance, various stratum all is suitable for, to also not limited by the drill-pipe-sticking-head form; No matter be that tubular type drill bit or cross solid bit all can be salvaged, can repack auxiliary drilling equipment such as casing when idle at ordinary times into recycling; Safety is good: compare other processing modes, use this cage reaming fisher that equipment is not all had danger to operating personnel, also can not cause a hole hidden danger of quality.
Facts have proved that use the utility model cage reaming fisher Treating Jammed Bit Accident is efficient to reach 100%, has guaranteed pile quality.It is good that this impacts reaming bit fisher effect in the construction practice of a plurality of projects such as my luxuriant Yantai of company's generation, Qingdao CNOOC, successfully handled repeatedly lock of tool drilling in the hole.
Description of drawings
Fig. 1 impacts the structural representation of reaming bit fisher for the reinforcing bar cage.
Fig. 2 impacts the sectional view at reaming bit fisher A-A place for the reinforcing bar cage.
Fig. 3 impacts the sectional view at reaming bit fisher B-B place for the reinforcing bar cage.
Fig. 4 impacts the sectional view at reaming bit fisher C-C place for the reinforcing bar cage.
The specific embodiment
Shown in Fig. 1-4; A kind of reinforcing bar cage is impacted the reaming bit fisher; Comprise: reinforcing bar sparerib shelf 1 links to each other with compound hoop 2 segmentations of putting more energy into, and steel ring skeleton 3 links to each other with reinforcing bar sparerib shelf 1 bottom, the lower ends of alloy block 4 and steel ring skeleton 3; Arm 5 links to each other with the upper end of reinforcing bar sparerib shelf 1, and suspension ring 6 link to each other with the upper end of arm 5.
The reinforcing bar cage is impacted reaming bit fisher design size:
The flush side by side welding of reinforcing bar sparerib shelf 1:10 root Φ 28mm, length L=accident drill bit total length, sparerib shelf bottom and steel ring lap length are 200mm, the skeleton clear spacing is about 100mm.
The compound hoop 2:3 root Φ 18mm that puts more energy into all bends to the single hoop in footpath, and welding forms compound hoop side by side again, single (compound) hoop internal diameter=accident drill bit structure maximum outside diameter+100mm, and the compound hoop spacing of per pass is 1000mm.
Steel ring skeleton 3: adopt the 12mm steel plate to roll; Be welded into a cylindrical steel ring, steel ring height=1000mm, steel ring internal diameter=accident drill bit structure maximum outside diameter+100mm; Steel ring skeleton 3 bottoms add one wide reinforcement drum rim of stack pile 10mm of weldering; Then weld with reinforcing bar sparerib shelf 1 bottom overlap joint at the steel ring top, and lap length is about 200mm, and reinforcing bar is positioned at the steel ring outside.
Alloy drill bit 4: adopt 26 type hard alloy drills, in the 3 bottom grooving scarfwelds of steel ring skeleton, the about 200mm of bore bit spacing evenly arranges.
Arm 5: get each 4 main muscle in two reinforcing bar sparerib shelfs of reinforcing cage top symmetry as arm; These 8 main muscle length are about 1500mm than other main muscle; The subtend bending is also drawn close; Again the about 200mm length in top is continued to bend in opposite directions a proper angle and engaged, full weld welding back arm 5.
Suspension ring 6: the fixing suspension ring 6 in arm 5 upper ends, suspension ring 6 are connected with the percussive drill wire rope again.
Reinforcing bar cage after the shaping is impacted reaming bit fisher structure total length should be than accident bit body total length to the youthful and the elderly 1000mm, and its cavity volume should be able to be large enough to hold the accident bit body.
Except that the foregoing description, the utility model can form a plurality of various embodiment according to the size difference of accident drill bit, all falls in the protection domain of the utility model.
Claims (1)
1. a reinforcing bar cage is impacted the reaming bit fisher; It is characterized in that: comprising: reinforcing bar sparerib shelf ⑴ links to each other with the compound hoop ⑵ segmentation of putting more energy into; Steel ring skeleton ⑶ links to each other with reinforcing bar sparerib shelf ⑴ bottom; The lower ends of alloy block ⑷ and steel ring skeleton ⑶, arm ⑸ links to each other with the upper end of reinforcing bar sparerib shelf ⑴, and suspension ring ⑹ links to each other with the upper end of arm ⑸.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120236065U CN202140056U (en) | 2011-07-06 | 2011-07-06 | Reinforcement cage type fisher with chopping-reaming bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120236065U CN202140056U (en) | 2011-07-06 | 2011-07-06 | Reinforcement cage type fisher with chopping-reaming bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202140056U true CN202140056U (en) | 2012-02-08 |
Family
ID=45551117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120236065U Expired - Lifetime CN202140056U (en) | 2011-07-06 | 2011-07-06 | Reinforcement cage type fisher with chopping-reaming bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202140056U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827914A (en) * | 2020-06-11 | 2020-10-27 | 中铁大桥局集团第五工程有限公司 | Combined fishing tool and fishing method for drill bit of inclined percussion drill in deepwater karst environment |
| CN113586000A (en) * | 2021-09-09 | 2021-11-02 | 中勘资源勘探科技股份有限公司 | Cage type drill bit fisher for exploration construction |
-
2011
- 2011-07-06 CN CN201120236065U patent/CN202140056U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827914A (en) * | 2020-06-11 | 2020-10-27 | 中铁大桥局集团第五工程有限公司 | Combined fishing tool and fishing method for drill bit of inclined percussion drill in deepwater karst environment |
| CN113586000A (en) * | 2021-09-09 | 2021-11-02 | 中勘资源勘探科技股份有限公司 | Cage type drill bit fisher for exploration construction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120208 |