CN115263221B - Pile foundation well fishing device for constructional engineering - Google Patents
Pile foundation well fishing device for constructional engineering Download PDFInfo
- Publication number
- CN115263221B CN115263221B CN202211018858.1A CN202211018858A CN115263221B CN 115263221 B CN115263221 B CN 115263221B CN 202211018858 A CN202211018858 A CN 202211018858A CN 115263221 B CN115263221 B CN 115263221B
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- China
- Prior art keywords
- hydraulic oil
- pile foundation
- clamping jaw
- wire rope
- clamping
- 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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- 239000010720 hydraulic oil Substances 0.000 claims abstract description 50
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 10
- 229910052742 iron Inorganic materials 0.000 claims abstract description 6
- 239000003921 oil Substances 0.000 claims description 18
- 239000003638 chemical reducing agent Substances 0.000 claims description 12
- 238000010276 construction Methods 0.000 claims description 11
- 229920001875 Ebonite Polymers 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000005553 drilling Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
- E21B31/08—Fishing for or freeing objects in boreholes or wells using junk baskets or the like
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Marine Sciences & Fisheries (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention relates to a pile foundation well salvaging device for constructional engineering, which belongs to the technical field of industrial salvaging equipment, wherein the device is moved above a pile foundation well to be salvaged, a PLC control box is connected with an external power supply, a driving motor drives clamping jaws at the bottom to position when rotating, hydraulic oil in a hydraulic oil tank is provided for the hydraulic oil cylinder, at the moment, the hydraulic oil cylinder stretches out to downwards enable left and right clamping jaw side arms to open, and after an object is grabbed, the hydraulic oil cylinder stretches out to upwards return to drive the left and right clamping jaw side arms to surround, so that clamping operation is realized. The head of the steel wire rope is provided with a hanging basket through a fixed clamping plate and a bolt, the hanging basket and the left and right clamping jaw side arms simultaneously extend downwards into a pile foundation well, an iron block with the weight of 30kg is fixedly arranged at the bottom of the hanging basket, the hanging basket can not float when sinking conveniently, the hanging basket is rotated after clamping materials, the materials are put into the hanging basket beside the hanging basket, and the hanging basket is lifted to the ground through the steel wire rope; the clamping device and the lifting device are combined for operation, and the material can be conveniently and rapidly salvaged in a deep well.
Description
Technical Field
The invention relates to a pile foundation well salvaging device for constructional engineering, and belongs to the technical field of engineering salvaging equipment industry.
Background
The pile foundation well is that the engineering pile foundation adopts manual hole digging pile or drilling pile forming must be done, and the pile foundation well is to install the steel reinforcement cage and pour concrete after finishing digging, is to provide the atress support for building foundation bearing.
The pile foundation is a deep foundation consisting of piles and pile caps (called caps for short) connected with the tops of the piles or a single pile foundation connected with the piles by the piles. If the pile body is buried in the soil, the bottom surface of the bearing platform is contacted with the soil, the pile body is called a low bearing platform pile foundation; if the pile body upper portion is exposed to the ground and the pile cap bottom is located above the ground, the pile body is referred to as a high pile cap. Building piles are typically low pile foundations. In high-rise buildings, pile foundations are widely used.
When the depth of the existing pile foundation well exceeds 10 meters, tools or equipment are broken and fall into the pile foundation well, external people cannot salvage the pile foundation well again, engineering cost is increased, the deeper underground water of some pile foundation wells is filled with the more the pile foundation well, some well drilling bits are broken and fall into the pile foundation well, special protective clothing is needed to be worn manually to salvage the pile foundation well, and certain dangers exist.
Disclosure of Invention
In order to solve the problems that when the existing pile foundation well tool or equipment is broken and falls into the interior, an external person cannot salvage, the engineering cost is increased when the pile foundation well is reamed again, the deeper underground water of some pile foundation wells is reamed, the whole pile foundation well can be filled, and some well-making drill bits are broken and fall into the interior, and the pile foundation well salvaging device for construction engineering needs to be manually worn by special protective clothing to salvage, so that a certain danger exists.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a pile foundation well salvaging device for construction engineering consists of a clamping device and a lifting device; the method is characterized in that: the clamping device comprises a driving motor 1, a speed reducer 2, a positioning shell 3, an inner side supporting frame 4, an outer side steel frame 5, a base 6, a hollow sleeve 7, a rotating shaft 8, a side pull rod 9, a clamping jaw positioning plate 10, clamping jaws 11, clamping jaw side arms 12, a hydraulic cylinder 13, a tension spring 14, a lower clamping plate 15, a bearing fixing plate 16, a hydraulic oil pipe 17, a bottom supporting plate 18, a hydraulic oil tank 19, an upper protecting cover 20 and a top supporting plate 21; the outer steel frame 5 and the top supporting plate 21 form a frame structure, the right side of the outer steel frame 5 is provided with a bottom supporting plate 18 through a screw, a hydraulic oil tank 19 is arranged above the bottom supporting plate 18, a protection plate is arranged on the side surface of the bottom supporting plate 18, a movable upper protecting cover 20 is arranged above the bottom supporting plate, a driving motor 1 is arranged above the top supporting plate 21 through a fixing seat, a positioning shell 3 is arranged below the top supporting plate 21 through a hexagon screw, the left side and the right side of the positioning shell 3 are fixed with a base 6 through an inner supporting frame 4 through nuts, a speed reducer 2 is fixedly arranged in the positioning shell 3, a main shaft of the driving motor 1 is connected with the upper side of the speed reducer 2, a rotating shaft 8 is arranged below the speed reducer 6 through a coupler, a bearing fixing plate 16 and a lower clamping plate 15 are sequentially arranged below the base 6 through screws, a hollow sleeve 7 is arranged below the hollow sleeve 7, a stretching spring 14 is arranged below the hollow sleeve 7, the rotating shaft 8 penetrates through the bearing fixing plate 16 in the center of the base 6, the lower clamping jaw 15, the hollow sleeve 7 and the stretching spring 14 are fixedly connected with the left side arm 13 through the clamping jaw 12 through the left side arm and the right side arm 10 through the clamping jaw 10, and the left side arm 12 is fixedly connected with the left side arm 12 through the clamping jaw 10 through the left side arm bolt;
the lifting device comprises a steel wire rope winder 22, a forward and reverse rotation motor 23, a steel wire rope 24 and a hanging basket 25; a wire rope winder 22 is fixedly arranged above the top supporting plate 21 and at a position which is separated from the driving motor 1 by 30cm, a main shaft of the wire rope winder 22 is sequentially connected with a speed reducer at the left side of the wire rope winder 22 and a forward and backward rotation motor 23, a wire rope 24 with the length of 30m is wound in the wire rope winder 22, a hanging basket 25 is arranged at the head of the wire rope 24 through a fixed clamping plate and a bolt, and an iron block with the weight of 30kg is fixedly arranged at the bottom of the hanging basket 25.
The outer side surface of the clamping jaw 11 is fixedly provided with hard rubber, and one side of the hard rubber is provided with a plurality of saw teeth.
An oil outlet valve and an oil return valve are arranged above the hydraulic oil tank 19, the oil outlet valve is connected with an oil inlet at the upper part of the hydraulic oil cylinder 13 through a hydraulic oil pipe 17, and the oil return valve is connected with an oil outlet at the lower part of the hydraulic oil cylinder 13 through the hydraulic oil pipe 17.
The hydraulic oil pipe 17 is a flexible pipe or a rubber hose made of stainless steel materials.
The bottom of the outer steel frame 5 is provided with a movable pulley through a hexagonal screw.
The top of the upper protecting cover 20 is provided with an annular handle.
One side of the outer steel frame 5 is also provided with a PLC control box, and the forward and reverse rotation motor 23, the driving motor 1 and the motors in the hydraulic oil tank 19 are respectively connected with the PLC control box through power lines.
The invention has the beneficial effects that:
the device is moved to the position above the pile foundation well to be salvaged, the PLC control box is connected with an external power supply, at the moment, the PLC drive motor 1 drives the clamping jaw 11 at the bottom to position when rotating, hydraulic oil in the hydraulic oil tank 19 is supplied to the hydraulic oil cylinder 13, at the moment, the hydraulic oil cylinder 13 stretches out to downwards enable the left clamping jaw side arm 12 and the right clamping jaw side arm 12 to open, and after an object is grabbed, the hydraulic oil cylinder 13 stretches out to upwards return to drive the left clamping jaw side arm 12 and the right clamping jaw side arm 12 to surround, so that clamping operation is realized. The head of wire rope 24 is equipped with hanging flower basket 25 through fixed splint and bolt, and hanging flower basket 25 stretches into the pile foundation well simultaneously downwards with controlling clamping jaw side arm 12 in, and the fixed iron plate that is 30kg of weight that is equipped with in the bottom of hanging flower basket 25 makes things convenient for the sinking of hanging flower basket 25 to not float, and in rotating behind the clamp got the material put into hanging flower basket 25 aside, promote subaerial by wire rope 24.
The clamping device and the lifting device are combined for operation, the material salvaging operation in the deep well is convenient and quick, the salvaging operation by people is completely replaced, the whole device is reasonable in structural design, long in service life and suitable for salvaging operations of the deep well and the foundation pit.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
In the figure: the device comprises a driving motor 1, a speed reducer 2, a positioning shell 3, an inner supporting frame 4, an outer steel frame 5, a base 6, a hollow sleeve 7, a rotating shaft 8, a side pull rod 9, a clamping jaw positioning plate 10, clamping jaws 11, clamping jaw side arms 12, a hydraulic oil cylinder 13, a tension spring 14, a lower clamping plate 15, a bearing fixing plate 16, a hydraulic oil pipe 17, a bottom supporting plate 18, a hydraulic oil tank 19, an upper protecting cover 20, a top supporting plate 21, a steel wire rope winder 22, a forward and reverse rotating motor 23, a steel wire rope 24 and a hanging basket 25.
Detailed Description
The technical scheme of the invention will be clearly and completely described below:
as shown in the attached drawing, the pile foundation well salvaging device consists of a clamping device and a lifting device; the clamping device comprises a driving motor 1, a speed reducer 2, a positioning shell 3, an inner side supporting frame 4, an outer side steel frame 5, a base 6, a hollow sleeve 7, a rotating shaft 8, a side pull rod 9, a clamping jaw positioning plate 10, clamping jaws 11, clamping jaw side arms 12, a hydraulic cylinder 13, a tension spring 14, a lower clamping plate 15, a bearing fixing plate 16, a hydraulic oil pipe 17, a bottom supporting plate 18, a hydraulic oil tank 19, an upper protecting cover 20 and a top supporting plate 21; the outer steel frame 5 and the top supporting plate 21 form a frame structure, the bottom of the outer steel frame 5 is provided with a movable pulley through a hexagonal screw, the right side of the outer steel frame 5 is provided with a bottom supporting plate 18 through a screw, a hydraulic oil tank 19 is arranged above the bottom supporting plate 18, the side surface of the bottom supporting plate 18 is provided with a protection plate, a movable upper protecting cover 20 is arranged above the protection plate, the top of the upper protecting cover 20 is provided with an annular lifting handle, the upper part of the top supporting plate 21 is provided with a driving motor 1 through a fixed seat, the lower part of the top supporting plate 21 is provided with a positioning shell 3 through a hexagonal screw, the left side and the right side of the positioning shell 3 are fixed with a base 6 through an inner supporting frame 4 through nuts, a speed reducer 2 is fixedly arranged in the positioning shell 3, a main shaft of the driving motor 1 is connected with the upper part of the speed reducer 2, the lower part of the driving motor 1 is provided with a rotating shaft 8 through a coupler, the center of the base 6 is provided with a bearing, the lower part of the base 6 is sequentially provided with a bearing fixing plate 16 and a lower clamping plate 15 through bolts, the lower part of the lower clamping plate 15 is provided with a hollow sleeve 7, the lower part of the hollow sleeve 7 is provided with an extension spring 14, the rotating shaft 8 passes through the bearing and the bearing fixing plate 16 in the center of the base 6, the lower clamping plate 15, the hollow sleeve 7 and the extension spring 14, and is fixedly connected with the ring above the hydraulic cylinder 13 through bolts, the protruding shaft head of the hydraulic cylinder 13 is connected with the upper ends of the left and right side pull rods 9 through bolts, the lower end of the side pull rods 9 is connected with the ring at the top of the clamping jaw positioning plate 10 through bolts, the lower part of the clamping jaw positioning plate 10 is provided with a clamping jaw side arm 12 through welding, the center of the left and right clamping jaw side arm 12 is fixed by bolts, the lower end of the clamping jaw 12 is provided with a clamping jaw 11 through bolts, the outer side face of the clamping jaw 11 is fixedly provided with hard rubber, a plurality of saw-tooth shapes are arranged on one side of the hard image glue. An oil outlet valve and an oil return valve are arranged above the hydraulic oil tank 19, the oil outlet valve is connected with an oil inlet at the upper part of the hydraulic oil cylinder 13 through a hydraulic oil pipe 17, the oil return valve is connected with an oil outlet at the lower part of the hydraulic oil cylinder 13 through the hydraulic oil pipe 17, and the hydraulic oil pipe 17 is made of stainless steel materials and is a flexible pipe or a rubber hose; the lifting device comprises a steel wire rope winder 22, a forward and reverse rotation motor 23, a steel wire rope 24 and a hanging basket 25; a wire rope winder 22 is fixedly arranged above the top supporting plate 21 and at a position which is separated from the driving motor 1 by 30cm, a main shaft of the wire rope winder 22 is sequentially connected with a speed reducer at the left side of the wire rope winder 22 and a forward and backward rotation motor 23, a wire rope 24 with the length of 30m is wound in the wire rope winder 22, a hanging basket 25 is arranged at the head of the wire rope 24 through a fixed clamping plate and a bolt, and an iron block with the weight of 30kg is fixedly arranged at the bottom of the hanging basket 25; one side of the outer steel frame 5 is also provided with a PLC control box, and the forward and reverse rotation motor 23, the driving motor 1 and the motors in the hydraulic oil tank 19 are respectively connected with the PLC control box through power lines.
The working principle of the pile well salvaging device for the construction engineering is as follows:
the device is moved to the position above the pile foundation well to be salvaged, the PLC control box is connected with an external power supply, at the moment, the PLC drive motor 1 drives the clamping jaw 11 at the bottom to position when rotating, hydraulic oil in the hydraulic oil tank 19 is supplied to the hydraulic oil cylinder 13, at the moment, the hydraulic oil cylinder 13 stretches out to downwards enable the left clamping jaw side arm 12 and the right clamping jaw side arm 12 to open, and after an object is grabbed, the hydraulic oil cylinder 13 stretches out to upwards return to drive the left clamping jaw side arm 12 and the right clamping jaw side arm 12 to surround, so that clamping operation is realized. The head of wire rope 24 is equipped with hanging flower basket 25 through fixed splint and bolt, and hanging flower basket 25 stretches into the pile foundation well simultaneously downwards with controlling clamping jaw side arm 12 in, and the fixed iron plate that is 30kg of weight that is equipped with in the bottom of hanging flower basket 25 makes things convenient for the sinking of hanging flower basket 25 to not float, and in rotating behind the clamp got the material put into hanging flower basket 25 aside, promote subaerial by wire rope 24.
The clamping device and the lifting device are combined for operation, the material salvaging operation in the deep well is convenient and quick, the salvaging operation by people is completely replaced, the whole device is reasonable in structural design, long in service life and suitable for salvaging operations of the deep well and the foundation pit.
Claims (7)
1. A pile foundation well salvaging device for construction engineering consists of a clamping device and a lifting device; the method is characterized in that: the clamping device comprises a driving motor (1), a speed reducer (2), a positioning shell (3), an inner side supporting frame (4), an outer side steel frame (5), a base (6), a hollow sleeve (7), a rotating shaft (8), a side pull rod (9), a clamping jaw positioning plate (10), clamping jaws (11), clamping jaw side arms (12), a hydraulic oil cylinder (13), a tension spring (14), a lower clamping plate (15), a bearing fixing plate (16), a hydraulic oil pipe (17), a bottom supporting plate (18), a hydraulic oil tank (19), an upper protecting cover (20) and a top supporting plate (21); outside steelframe (5) and top backup pad (21) constitute a frame construction, the right side of outside steelframe (5) be equipped with bottom support plate (18) through the screw, the top at bottom support plate (18) is equipped with hydraulic tank (19), the side at bottom support plate (18) is equipped with the guard plate, the top is equipped with movable upper shield (20), the top of top backup pad (21) is equipped with driving motor (1) through the fixing base, be equipped with positioning shell (3) through hex screw in the below of top backup pad (21), the left and right sides of positioning shell (3) are fixed by the nut through inboard support frame (4) and base (6), positioning shell (3) the inside is fixed and is equipped with reduction gear (2), the main shaft of driving motor (1) is connected with the top of reduction gear (2), its below is equipped with a rotation axis (8) through the shaft coupling, the central point of base (6) is equipped with a bearing, the below of base (6) is equipped with bearing fixed plate (16) and lower splint (15) through the screw, the below of lower splint (15) is equipped with hollow cover (7), the below of cover (7) is equipped with stretching spring (16), the rotation axis (16) is passed through in proper order to be fixed by bearing (16) and bearing (15) of base (16) The hollow sleeve (7) and the extension spring (14) are fixedly connected with the ring above the hydraulic oil cylinder (13) through bolts, the head part of an extension shaft of the hydraulic oil cylinder (13) is connected with the upper ends of the left and right side pull rods (9) through bolts, the lower ends of the side pull rods (9) are connected with the ring at the top of the clamping jaw positioning plate (10) through bolts, the clamping jaw side arms (12) are arranged below the clamping jaw positioning plate (10) through welding, the centers of the left and right clamping jaw side arms (12) are fixed through bolts, and clamping jaws (11) are arranged at the lower ends of the clamping jaw side arms (12) through bolts;
the lifting device comprises a steel wire rope winder (22), a forward and reverse rotation motor (23), a steel wire rope (24) and a hanging basket (25); a wire rope winder (22) is fixedly arranged above the top supporting plate (21) and at a position which is separated from the driving motor (1) by 30cm, a main shaft of the wire rope winder (22) is sequentially connected with a speed reducer on the left side of the wire rope winder and a forward and backward rotation motor (23), a wire rope (24) with the length of 30m is wound in the wire rope winder (22), a hanging basket (25) is arranged at the head of the wire rope (24) through a fixing clamping plate and a bolt, and an iron block with the weight of 30kg is fixedly arranged at the bottom of the hanging basket (25).
2. The pile foundation well fishing device for construction engineering according to claim 1, wherein: the outer side surface of the clamping jaw (11) is fixedly provided with hard rubber, and one side of the hard rubber is provided with a plurality of saw teeth.
3. The pile foundation well fishing device for construction engineering according to claim 1, wherein: an oil outlet valve and an oil return valve are arranged above the hydraulic oil tank (19), the oil outlet valve is connected with an oil inlet at the upper part of the hydraulic oil cylinder (13) through a hydraulic oil pipe (17), and the oil return valve is connected with an oil outlet at the lower part of the hydraulic oil cylinder (13) through the hydraulic oil pipe (17).
4. The pile foundation well fishing device for construction engineering according to claim 1, wherein: the hydraulic oil pipe (17) is made of stainless steel material and is made of flexible pipe or rubber hose.
5. The pile foundation well fishing device for construction engineering according to claim 1, wherein: the bottom of the outer steel frame (5) is provided with a movable pulley through a hexagonal screw.
6. The pile foundation well fishing device for construction engineering according to claim 1, wherein: the top of the upper protecting cover (20) is provided with an annular handle.
7. The pile foundation well fishing device for construction engineering according to claim 1, wherein: one side of the outer steel frame (5) is also provided with a PLC control box, and the motors in the driving motor (1) and the hydraulic oil tank (19) are connected with the PLC control box through power lines.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202211018858.1A CN115263221B (en) | 2022-08-24 | 2022-08-24 | Pile foundation well fishing device for constructional engineering |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202211018858.1A CN115263221B (en) | 2022-08-24 | 2022-08-24 | Pile foundation well fishing device for constructional engineering |
Publications (2)
Publication Number | Publication Date |
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CN115263221A CN115263221A (en) | 2022-11-01 |
CN115263221B true CN115263221B (en) | 2024-02-02 |
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CN202211018858.1A Active CN115263221B (en) | 2022-08-24 | 2022-08-24 | Pile foundation well fishing device for constructional engineering |
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CN (1) | CN115263221B (en) |
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JP2003119779A (en) * | 2001-10-18 | 2003-04-23 | Daiei Kensetsu Kk | Gondola equipment in pile driving barge |
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CN104832118A (en) * | 2015-05-12 | 2015-08-12 | 葛洲坝集团第一工程有限公司 | Device and method for fishing drill dregs |
CN105201439A (en) * | 2015-10-13 | 2015-12-30 | 中交第一公路工程局有限公司 | Device and method for salvaging drill bit for broken drill rod in pile foundation hole |
CN105952408A (en) * | 2016-06-16 | 2016-09-21 | 中国建筑第六工程局有限公司 | Device for salvaging percussion bit based on pile hole and using method thereof |
CN211287587U (en) * | 2019-12-23 | 2020-08-18 | 兰州城市学院 | Pile foundation well drill bit fisher |
CN212105811U (en) * | 2020-04-26 | 2020-12-08 | 王才学 | Fishing winch for deep well drilling |
CN213175575U (en) * | 2020-09-04 | 2021-05-11 | 无锡安丰基础工程有限公司 | Exempt from portable underwater pile drill bit fishing device of visual type of launching |
CN213807614U (en) * | 2021-04-27 | 2021-07-27 | 大庆东垣机械制造有限公司 | Oil field is fishing device in pit |
-
2022
- 2022-08-24 CN CN202211018858.1A patent/CN115263221B/en active Active
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2003119779A (en) * | 2001-10-18 | 2003-04-23 | Daiei Kensetsu Kk | Gondola equipment in pile driving barge |
CN101219753A (en) * | 2008-01-22 | 2008-07-16 | 张学锋 | Underground uranolite and heavy thing latch jack |
CN101319600A (en) * | 2008-07-17 | 2008-12-10 | 中铁大桥局集团第四工程有限公司 | Drill extractor of bored pile |
CN102305022A (en) * | 2011-08-12 | 2012-01-04 | 中国地质大学(武汉) | Salvage-type casing pipe drilling tool for drilling |
CN102852480A (en) * | 2012-10-15 | 2013-01-02 | 齐齐哈尔大学 | Deep well fishing machine |
CN104832118A (en) * | 2015-05-12 | 2015-08-12 | 葛洲坝集团第一工程有限公司 | Device and method for fishing drill dregs |
CN105201439A (en) * | 2015-10-13 | 2015-12-30 | 中交第一公路工程局有限公司 | Device and method for salvaging drill bit for broken drill rod in pile foundation hole |
CN105952408A (en) * | 2016-06-16 | 2016-09-21 | 中国建筑第六工程局有限公司 | Device for salvaging percussion bit based on pile hole and using method thereof |
CN211287587U (en) * | 2019-12-23 | 2020-08-18 | 兰州城市学院 | Pile foundation well drill bit fisher |
CN212105811U (en) * | 2020-04-26 | 2020-12-08 | 王才学 | Fishing winch for deep well drilling |
CN213175575U (en) * | 2020-09-04 | 2021-05-11 | 无锡安丰基础工程有限公司 | Exempt from portable underwater pile drill bit fishing device of visual type of launching |
CN213807614U (en) * | 2021-04-27 | 2021-07-27 | 大庆东垣机械制造有限公司 | Oil field is fishing device in pit |
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