CN111379529A - Pull-out device of gas pump drainage drilling rod - Google Patents

Pull-out device of gas pump drainage drilling rod Download PDF

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Publication number
CN111379529A
CN111379529A CN202010265063.5A CN202010265063A CN111379529A CN 111379529 A CN111379529 A CN 111379529A CN 202010265063 A CN202010265063 A CN 202010265063A CN 111379529 A CN111379529 A CN 111379529A
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CN
China
Prior art keywords
hydraulic cylinder
main hydraulic
piston rod
drill rod
cylinder
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.)
Pending
Application number
CN202010265063.5A
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Chinese (zh)
Inventor
罗太刚
罗江
田义飞
黄佐泽
谢威
鄢红江
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.)
Guizhou Nengan Mechanical And Electrical Equipment Manufacturing Co ltd
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Guizhou Nengan Mechanical And Electrical Equipment Manufacturing Co ltd
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Publication date
Application filed by Guizhou Nengan Mechanical And Electrical Equipment Manufacturing Co ltd filed Critical Guizhou Nengan Mechanical And Electrical Equipment Manufacturing Co ltd
Priority to CN202010265063.5A priority Critical patent/CN111379529A/en
Publication of CN111379529A publication Critical patent/CN111379529A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B23/00Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/04Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)

Abstract

The invention provides a pulling device of a gas pumping drill rod, which comprises a main hydraulic cylinder and a pulling hydraulic cylinder, wherein the main hydraulic cylinder and the pulling hydraulic cylinder are used for driving the drill rod to move; the drawing hydraulic cylinder is fixed on the device, and a piston rod of the drawing hydraulic cylinder is ejected out and can push against a cylinder body of the main hydraulic cylinder to move towards the direction of pulling out the drill rod. The invention provides a pulling device of a gas pumping drainage drill rod, which increases the pulling force of the drill rod by arranging a pulling hydraulic cylinder and solves the problem that the drill rod is blocked.

Description

Pull-out device of gas pump drainage drilling rod
Technical Field
The invention belongs to the technical field of tunnel drilling machines, and particularly relates to a pulling device for a gas pumping and discharging drill rod on a tunnel drilling machine.
Background
The underground drill rig for the coal mine is an important device for pumping and discharging gas in a mine underground tunnel, after a drilling tool of the underground drill rig finishes drilling, a certain force is required to be applied to pull out a drill rod, a hydraulic cylinder which is used for pulling out the drill rod and is arranged on the drilling machine in the prior art is usually 15 tons, the sectional area of a cylinder body of the hydraulic cylinder cannot be increased due to the limitation of the size of a track, the pulling force generated by the hydraulic cylinder cannot be increased under the condition that the working pressure of a hydraulic system is certain, the pulling resistance of the drill rod is large when the drill rod is pulled out, the pulling force is insufficient, the drill rod is clamped in a well hole and cannot be taken out, and serious economic loss is directly.
Disclosure of Invention
In order to solve the technical problem, the invention provides the pulling device of the gas pumping drainage drill rod, which increases the pulling force of the drill rod by arranging the pulling hydraulic cylinder and solves the problem that the drill rod is blocked.
The invention is realized by the following technical scheme:
a pull-out device of a gas pumping drill rod comprises a main hydraulic cylinder and a drawing hydraulic cylinder, wherein the main hydraulic cylinder and the drawing hydraulic cylinder are used for driving the drill rod to move; the drawing hydraulic cylinder is fixed on the device, a piston rod of the drawing hydraulic cylinder is ejected out and can prop against a cylinder body of the main hydraulic cylinder to move towards the direction of drawing out the drill rod, when the drill rod is drawn out, the drawing hydraulic cylinder and the main hydraulic cylinder act together to draw out the drill rod, the drawing force of the drill rod is increased, and the problem that the drill rod is blocked when encountering the drill rod is solved.
Still include the slide rail, the slide rail comprises two piece channel-section steels that the symmetry set up, and baffle and backplate fixed connection before the both ends of two piece channel-section steels are respectively through, and baffle one side is provided with the riser before being close to between two piece channel-section steels, main hydraulic cylinder sets up on the plane of symmetry of two piece channel-section steels, and main hydraulic cylinder's piston rod both ends are fixed respectively on riser and backplate, has seted up the spout on the channel-section steel, still is provided with between main hydraulic cylinder and the riser and can follows the gliding backing plate of spout, and the backing plate cover is on main hydraulic cylinder's piston rod, it is fixed on the baffle in the front to draw the pneumatic cylinder, sets up porosely on the riser, and the piston. When the drill rod drills, the main hydraulic cylinder moves to one side of the front baffle plate by pressurization, and stable pressure is provided for drilling; when the drill rod is pulled out, the main hydraulic cylinder moves to one side of the rear baffle plate through pressurization, meanwhile, the hydraulic cylinder is pulled to pressurize, so that a piston rod of the hydraulic cylinder extends out to abut against the base plate, the base plate abuts against the cylinder body of the main hydraulic cylinder to move to one side of the rear baffle plate, the force for pulling back the cylinder body of the main hydraulic cylinder is increased, and the pulling force of the drill rod is increased.
The power head is installed on the slide rail and can slide along the slide rail, meanwhile, the lower portion of the power head is sleeved on the main hydraulic cylinder body and limited through the convex ring, so that the main hydraulic cylinder body can drive the power head sleeved on the main hydraulic cylinder body to move together when sliding, and further, a drill rod clamped on the power head is driven to move.
The drawing hydraulic cylinders are two in number and are arranged in parallel, the resultant force direction of the piston rods of the two drawing hydraulic cylinders is coaxial with the piston rod of the main hydraulic cylinder, the stress balance of the main hydraulic cylinder is guaranteed, abrasion is reduced, and the service life of the main hydraulic cylinder is prolonged.
The upper cover plate is arranged on the sliding rail and is arranged above the ejection position of the piston rod of the drawing hydraulic cylinder, so that the structural strength of the sliding rail is enhanced, and the piston rod of the drawing hydraulic cylinder is protected.
A plurality of lower cover plates are arranged on the slide rail at intervals, and the lower cover plates are arranged below the main hydraulic cylinder and the drawing hydraulic cylinder, so that the structural strength of the slide rail is further enhanced.
The invention has the beneficial effects that:
compared with the prior art, draw the pneumatic cylinder through the setting, draw the pneumatic cylinder and can extract the drilling rod with the combined action of master cylinder, increased the pulling force of drilling rod, solved prior art drilling rod because of the not enough condition of meeting the card of pulling force. Through setting up the pneumatic cylinder of drawing of two symmetries, guarantee that main hydraulic cylinder atress is balanced, reduce wearing and tearing, the life of extension main hydraulic cylinder.
Drawings
FIG. 1 is a schematic diagram of the present invention showing the configuration of a power head;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a schematic structural diagram of the drill rod pulling-up state of the present invention.
In the figure: 1-drill rod, 2-main hydraulic cylinder, 3-drawing hydraulic cylinder, 4-convex ring, 5-slide rail, 6-channel steel, 7-front baffle, 8-rear baffle, 9-vertical plate, 10-chute, 11-backing plate, 12-hole, 13-upper cover plate, 14-lower cover plate and 15-power head.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1 to 4, the pulling device for the gas drainage drill rod comprises a main hydraulic cylinder 2 and a pulling hydraulic cylinder 3, wherein the main hydraulic cylinder 2 and the pulling hydraulic cylinder 3 are used for driving the drill rod 1 to move; the drawing hydraulic cylinder 3 is fixed on the device, a piston rod of the drawing hydraulic cylinder 3 is ejected out and can prop against a cylinder body of the main hydraulic cylinder 2 to move towards the drawing direction of the drill rod 1, when the drill rod 1 is drawn out, the drawing hydraulic cylinder 3 and the main hydraulic cylinder 2 jointly draw out the drill rod 1, the drawing force of the drill rod 1 is increased, and the problem that the drill rod 1 is blocked when meeting is solved.
Still include slide rail 5, slide rail 5 comprises two piece channel-section steels 6 that the symmetry set up, and baffle 7 and backplate 8 fixed connection before passing through respectively at the both ends of two piece channel-section steels 6, is provided with riser 9 near 7 one side of preceding baffle between two piece channel-section steels 6, main hydraulic cylinder 2 sets up on two piece channel-section steels 6's plane of symmetry, and main hydraulic cylinder 2's piston rod both ends fix respectively on riser 9 and backplate 8, has seted up spout 10 on the channel-section steel 6, still is provided with between main hydraulic cylinder 2 and the riser 9 and can follows the gliding backing plate 11 of spout 10, and backing plate 11 covers on main hydraulic cylinder 2's piston rod, drawing on pneumatic cylinder 3 is fixed baffle 7 in the front, set up porosely 12 on riser 9, and drawing that the piston rod of pneumatic cylinder 3 is ejecting can pass hole 12 and withstand backing plate. When the drill rod 1 drills, the main hydraulic cylinder 2 moves to one side of the front baffle 7 by pressurization, and stable pressure is provided for drilling; when the drill rod 1 is pulled out, the main hydraulic cylinder 2 moves to one side of the rear baffle plate 8 through pressurization, meanwhile, the drawing hydraulic cylinder 3 is pressurized to enable a piston rod of the main hydraulic cylinder to extend out to abut against the backing plate 11, and then the backing plate 11 abuts against the cylinder body of the main hydraulic cylinder 2 to move to one side of the rear baffle plate 8, so that the force for withdrawing the cylinder body of the main hydraulic cylinder 2 is increased, and the pulling force of the drill rod 1 is increased.
Be provided with the bulge loop 4 that is used for connecting the unit head on the cylinder body of main hydraulic cylinder 2, unit head 15 installs on slide rail 5 to can slide along slide rail 5, the lower part cover of unit head 15 is on the cylinder body of main hydraulic cylinder 2 simultaneously, and spacing through bulge loop 4, can drive the unit head 15 concerted movement of cover on the cylinder body of main hydraulic cylinder 2 when making the cylinder body of main hydraulic cylinder 2 slide, and then drive the motion of clamping drilling rod 1 on unit head 15.
The number of the drawing hydraulic cylinders 3 is two, the two drawing hydraulic cylinders 3 are arranged in parallel, the resultant force direction of the piston rods of the two drawing hydraulic cylinders 3 is coaxial with the piston rod of the master hydraulic cylinder 2, the stress balance of the master hydraulic cylinder 2 is guaranteed, the abrasion is reduced, and the service life of the master hydraulic cylinder 2 is prolonged.
The upper cover plate 13 is arranged on the sliding rail 5, and the upper cover plate 13 is arranged above the ejection position of the piston rod of the drawing hydraulic cylinder 3, so that the structural strength of the sliding rail 5 is enhanced, and the piston rod of the drawing hydraulic cylinder 3 is protected.
A plurality of lower cover plates 14 are arranged on the slide rail 5 at intervals, and the lower cover plates 14 are arranged below the main hydraulic cylinder 2 and the drawing hydraulic cylinder 3, so that the structural strength of the slide rail 5 is further enhanced.
According to the pulling device for the gas drainage drill rod, the pulling hydraulic cylinder is arranged, the pulling hydraulic cylinder and the main hydraulic cylinder can jointly act to pull out the drill rod, the pulling force of the drill rod is increased, and the problem that the drill rod is blocked due to insufficient pulling force in the prior art is solved. Through setting up the pneumatic cylinder of drawing of two symmetries, guarantee that main hydraulic cylinder atress is balanced, reduce wearing and tearing, the life of extension main hydraulic cylinder.

Claims (6)

1. The utility model provides a pull-out device of gas pump drainage drilling rod which characterized in that: the device comprises a main hydraulic cylinder (2) and a drawing hydraulic cylinder (3) which are used for driving a drill rod (1) to move, wherein two ends of a piston rod of the main hydraulic cylinder (2) are fixed on the device, and a cylinder body of the main hydraulic cylinder (2) can slide on the piston rod of the main hydraulic cylinder by pressurizing; the drawing hydraulic cylinder (3) is fixed on the device, and a piston rod of the drawing hydraulic cylinder (3) is ejected out and can push against a cylinder body of the main hydraulic cylinder (2) to move towards the drawing direction of the drill rod (1).
2. A gas extraction drill pipe extractor as claimed in claim 1, wherein: still include slide rail (5), slide rail (5) comprise two block channel-section steel (6) that the symmetry set up, and baffle (7) and backplate (8) fixed connection before the both ends of two block channel-section steel (6) are passed through respectively, and baffle (7) one side is provided with riser (9) before being close to between two block channel-section steel (6), main hydraulic cylinder (2) set up on the plane of symmetry of two block channel-section steel (6), and the piston rod both ends of main hydraulic cylinder (2) are fixed respectively on riser (9) and backplate (8), seted up spout (10) on channel-section steel (6), still be provided with between main hydraulic cylinder (2) and riser (9) and follow gliding backing plate (11) of spout (10), backing plate (11) cover is on the piston rod of main hydraulic cylinder (2), drawing on baffle (7) are fixed in the front, set up porose (12) on riser (9), the piston rod of pneumatic cylinder (3) can pass hole (12) withstand backing plate (11) and drive backing plate (11), (11) are pulled to the piston rod of 11) And (4) sliding.
3. A gas extraction drill pipe extractor as claimed in claim 1, wherein: and a convex ring (4) used for connecting a power head is arranged on the cylinder body of the main hydraulic cylinder (2).
4. The extraction device of a gas extraction drill pipe as recited in claim 2, wherein: the drawing hydraulic cylinders (3) are arranged in parallel, and the resultant force directions of the piston rods of the two drawing hydraulic cylinders (3) are coaxial with the piston rod of the main hydraulic cylinder (2).
5. The extraction device of a gas extraction drill pipe as recited in claim 2, wherein: an upper cover plate (13) is arranged on the sliding rail (5), and the upper cover plate (13) is arranged above the ejection position of the piston rod of the drawing hydraulic cylinder (3).
6. The extraction device of a gas extraction drill pipe as recited in claim 2, wherein: a plurality of lower cover plates (14) are arranged on the sliding rail (5) at intervals, and the lower cover plates (14) are arranged below the main hydraulic cylinder (2) and the drawing hydraulic cylinder (3).
CN202010265063.5A 2020-04-07 2020-04-07 Pull-out device of gas pump drainage drilling rod Pending CN111379529A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010265063.5A CN111379529A (en) 2020-04-07 2020-04-07 Pull-out device of gas pump drainage drilling rod

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010265063.5A CN111379529A (en) 2020-04-07 2020-04-07 Pull-out device of gas pump drainage drilling rod

Publications (1)

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CN111379529A true CN111379529A (en) 2020-07-07

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CN202010265063.5A Pending CN111379529A (en) 2020-04-07 2020-04-07 Pull-out device of gas pump drainage drilling rod

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111894500A (en) * 2020-09-08 2020-11-06 陕西道一智能科技有限公司 Chuck drill pull rod ware

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB683025A (en) * 1949-06-03 1952-11-19 Holman Brothers Ltd Improvements in rock drills
JPH03212596A (en) * 1990-01-16 1991-09-18 Komatsu Ltd Construction method for excavating tunnel and shield excavator used for excavation
CN1073211A (en) * 1991-10-31 1993-06-16 保罗·伍尔思公司 Wear and bore the machinery that the shaft furnace iron notch is used
CN201326382Y (en) * 2008-12-30 2009-10-14 陈长河 Hydraulic outburst prevention drilling machine for coal seam gas drainage
CN203248073U (en) * 2013-05-21 2013-10-23 石家庄博安煤矿机械制造有限公司 Hydraulic drill rig pushing mechanism for coal mine
CN204002544U (en) * 2014-08-18 2014-12-10 四川诺克钻探机械有限公司 A kind of power head of core drilling machine lifting appliance
CN212130422U (en) * 2020-04-07 2020-12-11 贵州能安机电设备制造有限公司 Pull-out device of gas pump drainage drilling rod

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB683025A (en) * 1949-06-03 1952-11-19 Holman Brothers Ltd Improvements in rock drills
JPH03212596A (en) * 1990-01-16 1991-09-18 Komatsu Ltd Construction method for excavating tunnel and shield excavator used for excavation
CN1073211A (en) * 1991-10-31 1993-06-16 保罗·伍尔思公司 Wear and bore the machinery that the shaft furnace iron notch is used
CN201326382Y (en) * 2008-12-30 2009-10-14 陈长河 Hydraulic outburst prevention drilling machine for coal seam gas drainage
CN203248073U (en) * 2013-05-21 2013-10-23 石家庄博安煤矿机械制造有限公司 Hydraulic drill rig pushing mechanism for coal mine
CN204002544U (en) * 2014-08-18 2014-12-10 四川诺克钻探机械有限公司 A kind of power head of core drilling machine lifting appliance
CN212130422U (en) * 2020-04-07 2020-12-11 贵州能安机电设备制造有限公司 Pull-out device of gas pump drainage drilling rod

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111894500A (en) * 2020-09-08 2020-11-06 陕西道一智能科技有限公司 Chuck drill pull rod ware

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