CN103410454B - A kind of multifunction hydraulic elevator for rope coring drill pipe - Google Patents

A kind of multifunction hydraulic elevator for rope coring drill pipe Download PDF

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Publication number
CN103410454B
CN103410454B CN201310367854.9A CN201310367854A CN103410454B CN 103410454 B CN103410454 B CN 103410454B CN 201310367854 A CN201310367854 A CN 201310367854A CN 103410454 B CN103410454 B CN 103410454B
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China
Prior art keywords
elevator
folding
slips
hydraulic
safety pin
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CN103410454A (en
Inventor
朱江龙
何磊
臧臣坤
杨硕
赵春锋
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China National Institute of science and Technology (Beijing)
Chinese Geological equipment Group Co.,Ltd
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Chinese Geological Equipment Group Co ltd
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Abstract

The invention discloses a kind of multifunction hydraulic elevator for rope coring drill pipe, this elevator comprises semicircular elevator body and body is opened in semicircular elevator side; The hinged end that the hinged end of elevator body opens body by afterbody bearing pin and elevator side is articulated and connected, and the hinged end of elevator body is also provided with the folding oil cylinder opened external side with elevator side and be connected; The folding end that the folding end of elevator body opens body by switching door and elevator side is connected; Switching door is provided with safety pin, and this safety pin is articulated and connected by the folding end of safety pin oil cylinder and elevator body; The annular inboard that body is opened in elevator body and elevator side is provided with vertical slips body, and slips body is connected with the locking cylinder be elevated for controlling slips body by leverage.Elevator structure of the present invention is reasonable, can clamp different size diameter drilling rod, can realize automatic buckling, open, lock, the action such as unblock, and labour intensity is less, operating efficiency is higher, can realize remote control.

Description

A kind of multifunction hydraulic elevator for rope coring drill pipe
Technical field
The present invention relates to a kind of shaft mouth operation equipment of geological drilling, be specifically related to a kind of multifunction hydraulic elevator for rope coring drill pipe.
Background technology
In drilling engineering, elevator is a kind of instrument of the tubing such as drilling rod, oil pipe and sleeve pipe that are used for slinging.Inside the suspension ring that it is suspended on Hoisting System hook both sides, so as well to be tripped out or under enter the operation of drilling tool and oil pipe, sleeve pipe.Hand elevator and hydraulic elevator two type is had at present at the elevator that drilling field is conventional.
Hand elevator in existing drilling field, though this elevator structure is simple, but himself weight is larger, make hand labor intensity in operation high, especially making a trip in process frequently, the lifting of each endowel, to transfer, all need opening/closing/locking elevator, the labour intensity of its manual labor amount and personnel is expended in drilling operation very large.Therefore, traditional hand elevator is used to have the problem that operating efficiency is low, labour intensity is large, safety is low.
Hydraulic elevator in existing drilling field, although it achieves hydraulic pressure and fastens, but in geological drilling operation, especially in wire line coring, drilling rod is outer flush drill stem, there is no the joint that can carry or shoulder, can not lifting oil drill rocker and well drilling rod, effectively cannot clamp rope coring drill pipe and promoted or decline, this makes elevator versatility lower; And the specification of geology rope coring drill pipe is more, its drill pipe diameter from 50 ~ 114mm not etc., if each drilling rod needs a kind of elevator, then cause equipment cost too high, and add replacing difficulty, make wellbore construction difficulty higher, be unfavorable for that the efficient of drilling operation is carried out smoothly.
Summary of the invention
The technical issues that need to address of the present invention are just the defect overcoming prior art, there is provided a kind of rational in infrastructure, can clamp, unclamp the outer flush drill stem of different size diameter, automatic buckling can be realized, open, lock, the action such as unblock, labour intensity is less, operating efficiency is higher, can realize the automatic elevator of remote hydraulic control.
For solving the problem, the present invention adopts technical scheme to be:
For a multifunction hydraulic elevator for rope coring drill pipe, this elevator comprises semicircular elevator body and body is opened in semicircular elevator side; The hinged end that the hinged end of elevator body opens body by afterbody bearing pin and elevator side is articulated and connected, and in order to control the folding of elevator, the hinged end of elevator body is also provided with the folding oil cylinder opened external side with elevator side and be connected; In order to fasten elevator body and body is opened in elevator side, the folding end that the folding end of elevator body opens body by switching door and elevator side is connected; Switching door is provided with the safety pin for preventing switching door from opening by mistake, and in order to control the duty of safety pin, this safety pin is articulated and connected by the folding end of safety pin oil cylinder and elevator body; In order to the fastening for drilling rod can be realized, the annular inboard that body is opened in elevator body and elevator side is provided with the vertical slips body for clamping drilling rod, in order to realize fastening for drilling rod and the operation of unclamping, slips body is connected with the locking cylinder be elevated for controlling slips body by leverage, and this locking cylinder is vertically arranged at outside elevator.
The present invention is in order to realize hydraulic-driven folding oil cylinder, safety pin oil cylinder and locking cylinder to complete the operation such as clamping and release for drilling rod, preferably technical scheme has, elevator is also provided with the hydraulic pump for driving folding oil cylinder, locking cylinder and safety pin cylinder movement, in order to realize the operation by hydraulic control elevator, hydraulic pump by fluid pressure line respectively with folding hydraulicdirectional control valve with lock hydraulicdirectional control valve and be connected; Folding hydraulicdirectional control valve is connected with folding hydraulic valve bank by fluid pressure line, and folding hydraulic valve bank is connected with folding oil cylinder and safety pin oil cylinder respectively by fluid pressure line; Locking hydraulicdirectional control valve is connected with locking cylinder by fluid pressure line.
The present invention efficiently locks drilling rod to realize, and preferably technical scheme also has, and slips body is made up of four slips sheets; Four slips sheets annular is arranged in the inner side that body is opened in elevator body and elevator side; One end of the hoop of each slips sheet is provided with horizontal groove, the other end is provided with the horizontal card stretching out slips sheet, the abutting end of adjacent two slips sheets is coordinated by horizontal groove and horizontal card and is connected formation entirety, makes the operation that slips body can be moved up and down in overall during locking cylinder action to realize locking or unclamp drilling rod.
The present invention is in order to realize the motion of hydraulic-driven slips body to lock and to unclamp drilling rod, and preferably technical scheme also has, and the upper end of locking cylinder is connected with one end of leverage, and the other end of leverage is articulated and connected in the upper end of a slips sheet; The middle part of leverage is articulated and connected in the upper end of elevator body.
The present invention is in order to the motion by hydraulic valve hydraulic control oil cylinder is to reach the object controlling elevator work, preferably technical scheme also has, and folding oil cylinder, locking cylinder and safety pin oil cylinder are the double acting list piston-type hydro compressing cylinder with rod chamber and rodless cavity; Folding hydraulic valve bank comprises folding hydraulic valve and safety pin hydraulic valve; The rodless cavity of folding oil cylinder and rod chamber are connected respectively to two hydraulic fluid ports of folding hydraulic valve; The rodless cavity of safety pin oil cylinder and rod chamber are connected respectively to two hydraulic fluid ports of safety pin hydraulic valve; Two oil inlet and outlets of folding hydraulic valve bank are connected to two execution hydraulic fluid ports of folding hydraulicdirectional control valve; When folding hydraulicdirectional control valve is switched to open configuration, safety pin oil cylinder first shrinks, the after-contraction of folding oil cylinder, realizes the unblock of safe door bolt and the Unscrew of elevator body; When folding hydraulicdirectional control valve is switched to buckling state, folding oil cylinder first stretches out, and stretches out after safe door bolt oil cylinder, realizes the rotary fastening of elevator body and the locking of safety pin.
The present invention completes the operation of elevator in order to realize manual remote control, preferably technical scheme also has, and locking hydraulicdirectional control valve, folding hydraulicdirectional control valve, safety pin hydraulic valve and folding hydraulic valve are equipped with electromagnetic valve, and electromagnetic valve is connected with controller by control circuit.
The present invention efficiently locks drilling rod to realize, and preferably technical scheme also has, and slips sheet is conic clamp tile, and the slips body of four slips sheet compositions is back taper; The slips external side conical surface is driven the conical surface inside body with elevator body and elevator side and is matched; During holding drill pipe, locking cylinder stretches out, and the interlock of slips body is descending, locking drilling rod; When unclamping drilling rod, locking cylinder unclamps, and the interlock of slips body is up, unclamps drilling rod.
The drilling rod of the present invention in order to make elevator can clamp different-diameter, to increase work efficiency with cost-saving, preferably technical scheme also has, and elevator is provided with the slips body of the multi-thickness for locking different size drilling rod.
Advantage of the present invention and beneficial effect are:
Hydraulic elevator of the present invention is rational in infrastructure, the opening of elevator, fasten, lock, the action such as unblock all realizes hydraulic control, do not need manual operation, and avoids workman at well head and operates, decrease labour intensity, add safety and efficiency of construction;
The slips body of elevator of the present invention is manipulated by oil cylinder, can realize for outer flush drill stem effective clamping and unclamp; The slips sheet of the different-thickness that slips body carries can be changed simultaneously, with the rope coring drill pipe of adaptive different size diameter, multiple drilling rod can be realized and select a kind of elevator, meet the requirement of drill pipe diameter and drilling rod bearing capacity simultaneously, reduce equipment investment cost, avoid the increase switching the loaded down with trivial details and labour intensity of produced operation between multiple elevator;
Elevator of the present invention can realize remote hydraulic control by controller, improves the safety of operation, improves operating efficiency.
Accompanying drawing explanation
Fig. 1 is the plane structure chart of the present invention for the multifunction hydraulic elevator of rope coring drill pipe.
Fig. 2 is the A-A sectional view of the present invention for the multifunction hydraulic elevator releasing orientation of rope coring drill pipe.
Fig. 3 is the A-A sectional view of the present invention for the multifunction hydraulic elevator clamped condition of rope coring drill pipe.
In figure: 1, elevator body; 2, leverage; 3, locking cylinder; 4, safety pin oil cylinder; 5, fluid pressure line; 6, safety pin hydraulic valve; 7, hydraulicdirectional control valve is locked; 8, folding hydraulicdirectional control valve; 9, folding hydraulic valve bank; 10, folding hydraulic valve; 11, safety pin; 12, switching door; 13, slips sheet; 14, body is opened in elevator side; 15, folding oil cylinder.
Detailed description of the invention
The following example will further illustrate the present invention.
embodiment 1
As shown in Figure 1, Figure 2 and Figure 3, the present invention adopts technical scheme to be a kind of multifunction hydraulic elevator for rope coring drill pipe, and this elevator comprises semicircular elevator body 1 and body 14 is opened in semicircular elevator side; The hinged end that the hinged end of elevator body 1 opens body 14 by afterbody bearing pin and elevator side is articulated and connected, and the hinged end of elevator body 1 is also provided with the folding oil cylinder 15 opened with elevator side and be connected outside body 14; The folding end that the folding end of elevator body 1 opens body 14 by switching door 12 and elevator side is connected; Switching door 12 is provided with the safety pin 11 for preventing switching door 12 from opening by mistake, and safety pin 11 is articulated and connected by the folding end of safety pin oil cylinder 4 with elevator body 1; The annular inboard that body 14 is opened in elevator body 1 and elevator side is provided with the vertical slips body for clamping drilling rod, and slips body is connected with the locking cylinder 3 be elevated for controlling slips body by leverage 2, and this locking cylinder 3 is vertically arranged at outside elevator.
embodiment 2
On the basis of embodiment 1, the present invention is in order to realize hydraulic-driven folding oil cylinder 15, safety pin oil cylinder 4 and locking cylinder 3 to complete the operation such as clamping and release for drilling rod, preferably embodiment also has, elevator is also provided with the hydraulic pump for driving folding oil cylinder 15, locking cylinder 3 and safety pin oil cylinder 4 to move, in order to realize the operation by hydraulic control elevator, hydraulic pump by fluid pressure line 5 respectively with folding hydraulicdirectional control valve 8 with lock hydraulicdirectional control valve 7 and be connected; Folding hydraulicdirectional control valve 8 is connected with folding hydraulic valve bank 9 by fluid pressure line 5, and folding hydraulic valve bank 9 is connected with folding oil cylinder 15 and safety pin oil cylinder 4 respectively by fluid pressure line 5; Locking hydraulicdirectional control valve 7 is connected with locking cylinder 3 by fluid pressure line 5, and other parts are identical with embodiment 1.
embodiment 3
On the basis of embodiment 2, the present invention efficiently locks drilling rod to realize, and preferably embodiment also has, and elevator is provided with a slips body for clamping drilling rod vertically arranged, and slips body is made up of four slips sheets 13; Four slips sheet 13 annular array open the inner side of body 14 in elevator body 1 and elevator side; One end of the hoop of each slips sheet 13 is provided with horizontal groove, and the other end is provided with the horizontal card stretching out slips sheet 13, and the abutting end of adjacent two slips sheets 13 is coordinated by horizontal groove and horizontal card and is connected formation entirety; In order to realize the motion of hydraulic-driven slips body to lock and to unclamp drilling rod, the upper end of locking cylinder 3 is connected with one end of leverage 2, and the other end of leverage 2 is articulated and connected in the upper end of a slips sheet 13; The middle part of leverage 2 is articulated and connected in the upper end of elevator body 1, and other parts are identical with embodiment 2.
embodiment 4
On the basis of embodiment 3, the present invention is in order to the motion by hydraulic valve hydraulic control oil cylinder is to reach the object controlling elevator work, preferably embodiment also has, and folding oil cylinder 15, locking cylinder 3 and safety pin oil cylinder 4 are the double acting list piston-type hydro compressing cylinder with rod chamber and rodless cavity; Folding hydraulic valve bank 9 comprises folding hydraulic valve 10 and safety pin hydraulic valve 6; The rodless cavity of folding oil cylinder 15 and rod chamber are connected respectively to two hydraulic fluid ports of folding hydraulic valve 10; The rodless cavity of safety pin oil cylinder 4 and rod chamber are connected respectively to two hydraulic fluid ports of safety pin hydraulic valve 6; Two oil inlet and outlets of folding hydraulic valve bank 9 are connected to two execution hydraulic fluid ports of folding hydraulicdirectional control valve 8, and other parts are identical with embodiment 3.
embodiment 5
On the basis of embodiment 4, the present invention completes the operation of elevator in order to realize manual remote control, preferably embodiment also has, locking hydraulicdirectional control valve 7, folding hydraulicdirectional control valve 8, safety pin hydraulic valve 6 and folding hydraulic valve 10 are equipped with electromagnetic valve, and electromagnetic valve is connected with controller by control circuit; In order to realize efficiently locking drilling rod, slips sheet 13 is conic clamp tile, and the slips body of four slips sheet 13 compositions is back taper; The slips external side conical surface open body 14 with elevator body 1 and elevator side inside the conical surface match; Other parts are identical with embodiment 4.
Last it is noted that obviously, above-described embodiment is only for example of the present invention is clearly described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of amplifying out or variation be still among protection scope of the present invention.

Claims (7)

1. for a multifunction hydraulic elevator for rope coring drill pipe, it is characterized in that, this elevator comprises semicircular elevator body and body is opened in semicircular elevator side; The hinged end that the hinged end of elevator body opens body by afterbody bearing pin and elevator side is articulated and connected, and the hinged end of elevator body is also provided with the folding oil cylinder opened external side with elevator side and be connected; The folding end that the folding end of elevator body opens body by switching door and elevator side is connected; Switching door is provided with the safety pin for preventing switching door from opening by mistake, and this safety pin is articulated and connected by the folding end of safety pin oil cylinder and elevator body; The annular inboard that body is opened in elevator body and elevator side is provided with the vertical slips body for clamping drilling rod, and slips body is connected with the locking cylinder be elevated for controlling slips body by leverage, and this locking cylinder is vertically arranged at outside elevator;
Elevator is also provided with the hydraulic pump for driving folding oil cylinder, locking cylinder and safety pin cylinder movement, hydraulic pump by fluid pressure line respectively with folding hydraulicdirectional control valve with lock hydraulicdirectional control valve and be connected; Folding hydraulicdirectional control valve is connected with folding hydraulic valve bank by fluid pressure line, and folding hydraulic valve bank is connected with folding oil cylinder and safety pin oil cylinder respectively by fluid pressure line; Locking hydraulicdirectional control valve is connected with locking cylinder by fluid pressure line.
2. as claimed in claim 1 for the multifunction hydraulic elevator of rope coring drill pipe, it is characterized in that, slips body is made up of four slips sheets, and four slips sheet annulars are arranged in the inner side that body is opened in elevator body and elevator side; One end of the hoop of each slips sheet is provided with horizontal groove, and the other end is provided with the horizontal card stretching out slips sheet, and the abutting end of adjacent two slips sheets to be coordinated with horizontal card by horizontal groove and is connected.
3., as claimed in claim 2 for the multifunction hydraulic elevator of rope coring drill pipe, it is characterized in that, the upper end of locking cylinder is connected with one end of leverage, and the other end of leverage is articulated and connected in the upper end of a slips sheet; The middle part of leverage is articulated and connected in the upper end of elevator body.
4. as claimed in claim 3 for the multifunction hydraulic elevator of rope coring drill pipe, it is characterized in that, folding oil cylinder, locking cylinder and safety pin oil cylinder are the double acting list piston-type hydro compressing cylinder with rod chamber and rodless cavity; Folding hydraulic valve bank comprises folding hydraulic valve and safety pin hydraulic valve; The rodless cavity of folding oil cylinder and rod chamber are connected respectively to two hydraulic fluid ports of folding hydraulic valve; The rodless cavity of safety pin oil cylinder and rod chamber are connected respectively to two hydraulic fluid ports of safety pin hydraulic valve; Two oil inlet and outlets of folding hydraulic valve bank are connected to two execution hydraulic fluid ports of folding hydraulicdirectional control valve.
5. as claimed in claim 4 for the multifunction hydraulic elevator of rope coring drill pipe, it is characterized in that, locking hydraulicdirectional control valve, folding hydraulicdirectional control valve, safety pin hydraulic valve and folding hydraulic valve are equipped with electromagnetic valve, and electromagnetic valve is connected with controller by control circuit.
6. as claimed in claim 5 for the multifunction hydraulic elevator of rope coring drill pipe, it is characterized in that, slips sheet is conic clamp tile, and the slips body of four slips sheet compositions is back taper; The slips external side conical surface is driven the conical surface inside body with elevator body and elevator side and is matched.
7. as claimed in claim 6 for the multifunction hydraulic elevator of rope coring drill pipe, it is characterized in that, elevator is provided with the slips body of the multi-thickness for locking different size drilling rod.
CN201310367854.9A 2013-08-22 2013-08-22 A kind of multifunction hydraulic elevator for rope coring drill pipe Active CN103410454B (en)

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Application Number Priority Date Filing Date Title
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CN103410454B true CN103410454B (en) 2015-09-30

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111878012A (en) * 2020-08-13 2020-11-03 无锡智瀚能源科技装备与服务有限公司 Closed elevator suitable for various pipe diameter specifications

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201080795Y (en) * 2007-06-21 2008-07-02 新疆石油管理局井下作业公司 Hydraulic reverse-hanging slip
CN202745740U (en) * 2012-06-11 2013-02-20 宝鸡市金豪石油钻采设备有限公司 Hydraulic balance large-tonnage lift sub
CN102966316A (en) * 2012-11-21 2013-03-13 江苏赛孚石油机械有限公司 Top drive lining type hydraulic drill rod elevator
CN203488117U (en) * 2013-08-22 2014-03-19 中国地质装备总公司 Multifunctional hydraulic elevator for rope coring drill rod

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201080795Y (en) * 2007-06-21 2008-07-02 新疆石油管理局井下作业公司 Hydraulic reverse-hanging slip
CN202745740U (en) * 2012-06-11 2013-02-20 宝鸡市金豪石油钻采设备有限公司 Hydraulic balance large-tonnage lift sub
CN102966316A (en) * 2012-11-21 2013-03-13 江苏赛孚石油机械有限公司 Top drive lining type hydraulic drill rod elevator
CN203488117U (en) * 2013-08-22 2014-03-19 中国地质装备总公司 Multifunctional hydraulic elevator for rope coring drill rod

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Address after: Botai Building No. 221 Beijing 100102 Chaoyang District two Wangjing West Park District 5 floor

Applicant after: Chinese Geological equipment Group Co.,Ltd

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Address after: Botai Building No. 221 Beijing 100102 Chaoyang District two Wangjing West Park District 5 floor

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Address before: Botai Building No. 221 Beijing 100102 Chaoyang District two Wangjing West Park District 5 floor

Patentee before: Chinese Geological equipment Group Co.,Ltd