CN103669352A - Protective casing lifting equipment - Google Patents

Protective casing lifting equipment Download PDF

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Publication number
CN103669352A
CN103669352A CN201310651750.0A CN201310651750A CN103669352A CN 103669352 A CN103669352 A CN 103669352A CN 201310651750 A CN201310651750 A CN 201310651750A CN 103669352 A CN103669352 A CN 103669352A
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CN
China
Prior art keywords
grip block
oil cylinder
equipment
works
clamping block
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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.)
Pending
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CN201310651750.0A
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Chinese (zh)
Inventor
冯建伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Sany Heavy Machinery Co Ltd
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Beijing Sany Heavy Machinery Co Ltd
Priority date (The priority date 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 date listed.)
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Application filed by Beijing Sany Heavy Machinery Co Ltd filed Critical Beijing Sany Heavy Machinery Co Ltd
Priority to CN201310651750.0A priority Critical patent/CN103669352A/en
Publication of CN103669352A publication Critical patent/CN103669352A/en
Pending legal-status Critical Current

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Abstract

The invention provides protective casing lifting equipment which comprises a clamping assembly, a remote control assembly and a power assembly for providing power. The clamping assembly comprises a head end clamping block, a tail end clamping block and at least one middle clamping block, the head end clamping block, the middle clamping block and the tail end clamping block are of arc block-shaped structures and are respectively provided with a vertical lifting oil cylinder, and the head end clamping block, the middle clamping block and the tail end clamping block are sequentially hinged to form a cylinder-shaped structure. The head end clamping block and the tail end clamping block are respectively provided with an enclasping arm, the enclasping arms extend towards the outsides of each other and are staggered, and a horizontally-arranged enclasping oil cylinder is hinged between the two enclasping arms. The protective casing lifting equipment can effectively liberate a rotary drilling rig from the construction link of lifting a protective casing, and greatly accelerate the overall process of construction projects. In addition, the enclasping arms are staggered and arranged in a scissor shape, the maximum jacking force of the enclasping oil cylinder can be fully converted into enclasping force of the clamping assembly, and the enclasping oil cylinder can play the greatest role.

Description

A kind of casing works the equipment of pulling out
Technical field
The present invention relates to engineering machinery field, particularly a kind of casing works the equipment of pulling out.
Background technology
Along with rotary drilling rig developing rapidly in China's stake fortification industry, the construct novel pile forming method of this safety, environmental protection of full-sleeve has also obtained development energetically.Therefore the construction equipment matching with full-sleeve construction has also obtained universal and application rapidly.At present in full-sleeve construction equipment, rotary drilling rig construction is transferred and is worked the equipment that pulls out sleeve pipe and mainly contain to revolve to dig and drive cylindrical fireworks, revolve and dig pipe rubbing machine, slewing drilling machine etc.In this several equipment, slewing drilling machine equipment is complicated, price high (easily several ten million); Driving cylindrical fireworks generally to need rotary drilling rig to coordinate with pipe rubbing machine could construct, after that is to say rotary drilling rig pile, rotary drilling rig will wait for that pile body has poured into, rise and to have pulled out sleeve pipe and just can go next stake position construction later, had a strong impact on so the whole pile efficiency of rotary drilling rig, therefore, produced a kind of special case pulling equipment, coordinated to revolve and dig full-sleeve construction.
Existing drawbench has following shortcoming:
1, hydraulic jack and clamping device layout type are unreasonable, and the pulling force of holding oil cylinder tightly and being by oil cylinder obtains clamping force, and not only clamping force is less, and the maximum, force that layout can provide oil cylinder is like this also a kind of waste, can not make oil cylinder make the best use of everything;
2, work that to pull out diameter immutable, range of application is less, and can not effectively rise and pull out larger-diameter casing;
3, control mode mostly is manual control, and control mode falls behind, inefficiency, and complicated operation is loaded down with trivial details; Operating personnel are apart from the close together of equipment, and danger coefficient is high.
Summary of the invention
In view of this, the present invention is intended to propose a kind of casing and works the equipment of pulling out, to address the above problem.
For achieving the above object, technical scheme of the present invention is achieved in that
On the one hand, the invention provides a kind of casing and work the equipment of pulling out, comprise the clamping assembly that pulls out casing for rising, for controlling the remote control assembly of described clamping assembly and the power assembly that power is provided, wherein, described clamping assembly comprises head end grip block, tail end grip block and at least one middle part grip block, described head end grip block, middle part grip block, tail end grip block is arc block structure and is respectively arranged with vertical rising and pulls out oil cylinder, and described head end grip block, middle part grip block, tail end grip block is sequentially hinged to tubular structure, on described head end grip block and tail end grip block, be respectively equipped with and stretch to the other side outside and staggered holding arm, between described two holding arms, be hinged with the horizontally disposed oil cylinder of holding tightly.
Further, described remote control assembly comprise for controlled pull out oil cylinder and hold the electromagnetic valve group of oil cylinder tightly, to the wireless signal receiver of described electromagnetic valve group input control signal and the remote controller corresponding with described wireless signal receiver.
Further, described power assembly comprises hydraulic power unit and electrical control cubicles thereof.
Further, also comprise that described base is whole annular plate-like structure, is also provided with described and pulls out the groove that oil cylinder is corresponding on described base for supporting the described base that pulls out oil cylinder that rises.
Further, also comprise that the arc-shaped flaky structure that described base is split is also provided with described and pulls out the groove that oil cylinder is corresponding in described arc-shaped flaky structure for supporting the described base that pulls out oil cylinder that rises.
Further, also comprise for changing the slips of described clamping assembly internal diameter, described slips is the arc block structure that is detachably connected on described head end grip block, middle part grip block and tail end grip block inner side.
Further, the inner side of described head end grip block, middle part grip block and tail end grip block is provided with anti-slip veins.
Further, the inner side of described slips is provided with anti-slip veins.
Further, described middle part grip block is one or two.
Further, described holding arm is arc prong like, described prong like comprises two branches that are parallel to each other, and in the end of described Liang Ge branch, is provided with hinge, described in hold oil cylinder tightly two ends by described two hinges, be hinged in described two holding arms respectively.
With respect to prior art, the present invention has following advantage:
1, casing of the present invention rise the equipment of pulling out can be effectively by rotary drilling rig from pull out the construction link of casing and free, significantly improve the whole progress of work items.
2, casing of the present invention works the staggered scissor layout that is of holding arm of the equipment of pulling out, and can fully the maximum top lift of holding oil cylinder tightly be converted into the enclasping force of clamping assembly, makes to hold tightly oil cylinder performance maximum effect.
3, casing of the present invention works the equipment of pulling out and can by installing the mode of slips additional, change the internal diameter of clamping assembly, thereby can realize a tractor serves several purposes, works the casing that pulls out different-diameter.
4, casing of the present invention works the equipment of pulling out and is provided with remote control assembly, adopts wireless remote control to control, and manual operation is easy, and automaticity is high, so that operating personnel have certain distance to carry out operating equipment from equipment, safety factor is high.
5, casing of the present invention works the equipment that pulls out facility, simple and reliable for structure is installed, and economy is strong.
Accompanying drawing explanation
The accompanying drawing that forms a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the front view that casing works the equipment of pulling out described in the embodiment of the present invention;
Fig. 2 is the top view that casing works the equipment of pulling out described in the embodiment of the present invention;
Fig. 3 is the structural representation that casing works the clamping assembly of the equipment of pulling out described in the embodiment of the present invention.
Fig. 4 is the structural representation that casing works the slips of the equipment of pulling out described in the embodiment of the present invention.
Description of reference numerals:
1-clamps assembly, 2-remote control assembly, and 3-power assembly, 4-head end grip block, 5-middle part grip block, 6-rises and pulls out oil cylinder, 7-base, 8-tail end grip block, 9-slips, 10-holding arm, 11-holds oil cylinder tightly.
The specific embodiment
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the present invention can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
Fig. 1 to Fig. 4 is the relevant drawings of the present embodiment, and as shown in FIG., the casing described in the present embodiment works the equipment of pulling out and comprises for rising and pull out the clamping assembly 1 of casing, power assembly 3 for controlling the remote control assembly 2 of described clamping assembly 1 and power being provided.
Wherein, clamping assembly 1 comprises head end grip block 4, tail end grip block 8 and two middle part grip blocks 5, head end grip block 4, middle part grip block 5, tail end grip block 8 is arc block structure and is respectively arranged with vertical rising and pulls out oil cylinder 6, and head end grip block 4, middle part grip block 5, tail end grip block 8 is sequentially hinged to tubular structure, on head end grip block 4 and tail end grip block 8, be respectively equipped with and stretch to the other side outside and the staggered holding arm 10 that is scissor layout, holding arm 10 is arc prong like, this prong like comprises two branches that are parallel to each other, the end of Liang Ge branch is connected with vertical hinge, the two ends of holding oil cylinder 11 tightly are hinged in two holding arms 10 by two hinges respectively.This clamping assembly 1 also comprises for supporting and pulls out the base 7 of oil cylinder 6 and for changing the slips 9 of clamping assembly 1 internal diameter, this base 7 is whole annular plate-like structure, on base 7, be also provided with and pull out the groove that oil cylinder 6 is corresponding with rising, this slips 9 is for being detachably connected on the arc block structure of head end grip block 4, middle part grip block 5 and tail end grip block 8 inner sides.In the inner side of head end grip block 4, middle part grip block 5 and tail end grip block 8 and the inner side of slips 9 be provided with anti-slip veins.When needs work the casing that pulls out different-diameter, can be arranged on the slips 9 of different-thickness the inner side of head end grip block 4, middle part grip block 5 and tail end grip block 8, and then the internal diameter that makes to clamp assembly 1 is corresponding with the external diameter of the required casing pulling up, and realizes a tractor serves several purposes.
Remote control assembly 2 comprise for controlled pull out oil cylinder 6 and hold the electromagnetic valve group of oil cylinder 11 tightly, to the wireless signal receiver of electromagnetic valve group input control signal and the remote controller (not shown) corresponding with wireless signal receiver, power assembly 3 comprises hydraulic power unit and electrical control cubicles thereof.
Casing described in the present embodiment works that to pull out the equipment course of work as follows:
(1) after device start, first by remote controller, given an order to electromagnetic valve group, make hydraulic power unit to holding oil cylinder 11 fuel feeding tightly, first control and hold oil cylinder 11 extensions tightly, hold oil cylinder 11 tightly and lean on the thrust of oil cylinder that casing is clamped;
(2) after holding casing tightly, then give an order to electromagnetic valve group by remote controller, make hydraulic power unit to pulling out oil cylinder 6 fuel feeding, now clamp assembly 1 and clip casing and slowly rise;
(3) when rising, pull out after oil cylinder 6 is elongated to certain length, first by remote controller, to give an order to electromagnetic valve group, to stop pulling out oil cylinder 6 fuel feeding to rising, and then by remote controller, control and hold oil cylinder 11 pressure releases tightly, to remove the clamped condition of casing;
(4) after holding oil cylinder 11 pressure releases tightly, by remote controller, give an order to electromagnetic valve group, made to pull out oil cylinder 6 and started pressure release, until reset.
(5) repeat above reciprocating action.
In addition, the controlled in wireless mode that this casing works the equipment of pulling out can also be Automatic Control,, after startup command, automatically completes the work of pulling out that rises of a whole set of casing.
The present embodiment has following advantage:
1, the casing described in the present embodiment rise the equipment of pulling out can be effectively by rotary drilling rig from pull out the construction link of casing and free, significantly improve the whole progress of work items.
2, the casing described in the present embodiment works the staggered scissor layout that is of holding arm of the equipment of pulling out, and can fully the maximum top lift of holding oil cylinder tightly be converted into the enclasping force of clamping assembly, makes to hold tightly oil cylinder performance maximum effect.
3, the casing described in the present embodiment works the equipment of pulling out and can by installing the mode of slips additional, change the internal diameter of clamping assembly, thereby can realize a tractor serves several purposes, works the casing that pulls out different-diameter.
4, the casing described in the present embodiment works the equipment of pulling out and is provided with remote control assembly, adopts wireless remote control to control, and manual operation is easy, and automaticity is high, so that operating personnel have certain distance to carry out operating equipment from equipment, safety factor is high.
5, the casing described in the present embodiment works the equipment that pulls out facility, simple and reliable for structure is installed, and economy is strong.
In other embodiments, the quantity of this middle part grip block also can be one, and this base can be also the arc-shaped flaky structure of split, is also provided with and pulls out the groove that oil cylinder is corresponding with rising in arc-shaped flaky structure.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims (10)

1. a casing works the equipment of pulling out, it is characterized in that, comprise the clamping assembly (1) that pulls out casing for rising, be used for the power assembly (3) of controlling the remote control assembly (2) of described clamping assembly (1) and power being provided, wherein, described clamping assembly (1) comprises head end grip block (4), tail end grip block (8) and at least one middle part grip block (5), described head end grip block (4), middle part grip block (5), tail end grip block (8) is arc block structure and is respectively arranged with vertical rising and pulls out oil cylinder (6), and described head end grip block (4), middle part grip block (5), tail end grip block (8) is sequentially hinged to tubular structure, on described head end grip block (4) and tail end grip block (8), be respectively equipped with and stretch to the other side outside and staggered holding arm (10), between described two holding arms (10), be hinged with the horizontally disposed oil cylinder (11) of holding tightly.
2. casing according to claim 1 works the equipment of pulling out, it is characterized in that, described remote control assembly (2) comprise for control described rise pull out oil cylinder (6) and described in hold the electromagnetic valve group of oil cylinder (11) tightly, to the wireless signal receiver of described electromagnetic valve group input control signal and the remote controller corresponding with described wireless signal receiver.
3. casing according to claim 1 and 2 works the equipment of pulling out, and it is characterized in that, described power assembly (3) comprises hydraulic power unit and electrical control cubicles thereof.
4. casing according to claim 3 works the equipment of pulling out, it is characterized in that, also comprise that described base (7) is whole annular plate-like structure, is also provided with described and pulls out the groove that oil cylinder (6) is corresponding on described base (7) for supporting the described base (7) that pulls out oil cylinder (6) that rises.
5. casing according to claim 3 works the equipment of pulling out, it is characterized in that, also comprise that described base (7) is the arc-shaped flaky structure of split, is also provided with described and pulls out the groove that oil cylinder (6) is corresponding in described arc-shaped flaky structure for supporting the described base (7) that pulls out oil cylinder (6) that rises.
6. casing according to claim 3 works the equipment of pulling out, it is characterized in that, also comprise for changing the slips (9) of described clamping assembly (1) internal diameter, described slips (9) is for being detachably connected on the arc block structure of described head end grip block (4), middle part grip block (5) and tail end grip block (8) inner side.
7. casing according to claim 6 works the equipment of pulling out, and it is characterized in that, the inner side of described head end grip block (4), middle part grip block (5) and tail end grip block (8) is provided with anti-slip veins.
8. casing according to claim 7 works the equipment of pulling out, and it is characterized in that, the inner side of described slips (9) is provided with anti-slip veins.
9. casing according to claim 1 works the equipment of pulling out, and it is characterized in that, described middle part grip block (5) is one or two.
10. casing according to claim 1 works the equipment of pulling out, it is characterized in that, described holding arm (10) is arc prong like, described prong like comprises two branches that are parallel to each other, end in described Liang Ge branch is provided with hinge, described in hold oil cylinder (11) tightly two ends by described two hinges, be hinged in described two holding arms (10) respectively.
CN201310651750.0A 2013-12-05 2013-12-05 Protective casing lifting equipment Pending CN103669352A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310651750.0A CN103669352A (en) 2013-12-05 2013-12-05 Protective casing lifting equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310651750.0A CN103669352A (en) 2013-12-05 2013-12-05 Protective casing lifting equipment

Publications (1)

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CN103669352A true CN103669352A (en) 2014-03-26

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CN201310651750.0A Pending CN103669352A (en) 2013-12-05 2013-12-05 Protective casing lifting equipment

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106906827A (en) * 2017-04-22 2017-06-30 冒鹏飞 A kind of Road Bridge Pile Foundation builds the quick plucking apparatus of special casing
CN114108626A (en) * 2021-10-25 2022-03-01 中化学建设投资集团有限公司 Double-steel pile casing rotary-digging pore-forming cast-in-place pile

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4202416A (en) * 1978-08-07 1980-05-13 Stahl- Und Apparatebau Hans Leffer Gmbh Method and apparatus for sinking a cased borehole for producing cased pile foundations
EP0014715A1 (en) * 1978-04-10 1980-09-03 Leffer Stahl & App Machine for pulling out a drilling tube of the ground.
CN2665215Y (en) * 2003-12-26 2004-12-22 熊湘哲 Full-hydraulic friction enclasping and top pressing type adaptor tube extractor
CN102425169A (en) * 2011-12-29 2012-04-25 山河智能装备股份有限公司 Open pile control device
CN102465533A (en) * 2010-11-19 2012-05-23 韩伟 Intelligent ultra-deep impervious wall joint hole pipe drawing system
CN203654287U (en) * 2013-12-05 2014-06-18 北京市三一重机有限公司 Pile casing pulling device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0014715A1 (en) * 1978-04-10 1980-09-03 Leffer Stahl & App Machine for pulling out a drilling tube of the ground.
US4202416A (en) * 1978-08-07 1980-05-13 Stahl- Und Apparatebau Hans Leffer Gmbh Method and apparatus for sinking a cased borehole for producing cased pile foundations
CN2665215Y (en) * 2003-12-26 2004-12-22 熊湘哲 Full-hydraulic friction enclasping and top pressing type adaptor tube extractor
CN102465533A (en) * 2010-11-19 2012-05-23 韩伟 Intelligent ultra-deep impervious wall joint hole pipe drawing system
CN102425169A (en) * 2011-12-29 2012-04-25 山河智能装备股份有限公司 Open pile control device
CN203654287U (en) * 2013-12-05 2014-06-18 北京市三一重机有限公司 Pile casing pulling device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106906827A (en) * 2017-04-22 2017-06-30 冒鹏飞 A kind of Road Bridge Pile Foundation builds the quick plucking apparatus of special casing
CN106906827B (en) * 2017-04-22 2019-01-18 中铁二十二局集团第四工程有限公司 A kind of Road Bridge Pile Foundation builds the quick plucking apparatus of dedicated casing
CN114108626A (en) * 2021-10-25 2022-03-01 中化学建设投资集团有限公司 Double-steel pile casing rotary-digging pore-forming cast-in-place pile

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Application publication date: 20140326

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