CN103277046A - Wheel type truck-mounted drilling rig - Google Patents
Wheel type truck-mounted drilling rig Download PDFInfo
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- CN103277046A CN103277046A CN2013102168712A CN201310216871A CN103277046A CN 103277046 A CN103277046 A CN 103277046A CN 2013102168712 A CN2013102168712 A CN 2013102168712A CN 201310216871 A CN201310216871 A CN 201310216871A CN 103277046 A CN103277046 A CN 103277046A
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Abstract
The invention discloses a wheel type truck-mounted drilling rig which is characterized in that a movable frame with a drilling device is disposed on a body, the body comprises a mining flatbed truck and a hydraulic winch, a support seat is disposed on the mining flatbed truck, a support beam which is used for allowing the movable frame to be horizontal is disposed on the support seat, a guide rail clamp is further disposed on the mining flatbed truck, the movable frame comprises a #-shaped frame, two ends of the two crossbeams of the #-shaped frame are fixedly connected with main support oil cylinders, two longitudinal beams of the #-shaped frame forms two parallel guide rails which are in slide fit with a movable support, the movable support is hinged to the outer end of the support beam, a vertical oil cylinder which is used for allowing the movable frame to be vertical is connected between the movable support and the support seat, an n-shaped frame is fixedly connected between cylinder bodies the two main support oil cylinders, and a drilling rig turn plate is disposed between the n-shaped frame and the drilling device. The wheel type truck-mounted drilling rig has the advantages that the wheel type truck-mounted drilling rig can be moved in a tunnel without damaging sleepers, the drilling rig is good in rigidity, and drilling hole positions can be adjusted conveniently.
Description
Technical field
The present invention relates to a kind of down-hole drilling rig, particularly an a kind of rig for the special-purpose gas of construction lane layer-through drilling, the suitable layer boring of coal road in having the tunnel of track.
Background technology
Coal accounts for 67% in China's primary energy structure of consumer demand, and present 95% colliery is underground mining, and in nearly 600 emphasis mines of China, highly gassy mine accounts for 50%, is the most serious country of coal mine gas in the world.In recent years, along with coal production increase and mine extend to the deep, high gas and coal and gas outburst mine are increasing, and the coal-bed gas outburst amount continues to increase, and main producing coal country has become the main factor of influence safety in production in the whole world for coal and gas outstanding problem.Set up the mine gas monitoring and controlling system, improve mine ventilation system, set up the outstanding early warning system of mine etc. and be the effective measure that mine gas is administered, but the most basic measure still is gas pumping, drilling construction be carry out the gas pumping preliminary preparation must be through link.At present, relevant rig manufacturer has developed many rigs, and some rigs can be realized accurately location, but complex structure, bulky involves great expense; Some rig volume and weights are less, but positioning accuracy is relatively poor, angle adjustment is inconvenient, even can not carry out angle adjustment or the angle adjustment scope is little; Also have some rigs to realize from shifting function, as caterpillar drilling machine etc.But existing rig does not still have and had anyly not only adapted to the gas lane construction that has certain inclination angle, but also can realize from the function of moving, installing voluntarily.When special-purpose gas lane with angle construction layer-through drilling, the shared time scale of rig telephone-moving is very big, work is slightly very high.And caterpillar drilling machine because bulky, own wt is big, can damage the sleeper of tunnel inner orbit in the telephone-moving process in the tunnel by pressure, simultaneously, when use in bigger gas lane at the inclination angle, it is relatively poor to be subjected to the downslide component of gravity to influence its autostability, therefore, it is not suitable for using in bigger gas lane, inclination angle.For this reason, need a kind of can in having the tunnel of track, the movement badly and do not injure railway sleeper, can utilize self power to realize the rig of installing voluntarily again.
Summary of the invention
Purpose of the present invention is exactly at the deficiencies in the prior art, provide a kind of can be than high inclination-angle and be provided with in the special-purpose gas lane of track from the wheel type vehicle-mounted rig that moves, installs voluntarily and hole.
For achieving the above object, the present invention adopts following technical scheme:
A kind of wheel type vehicle-mounted rig, comprising can be from the fuselage of walking, fuselage is provided with power set, the movable machine frame that comprises hydraulic system and the control system that is used for complete machine control, movable machine frame is provided with executes boring device, the hydraulic system of power set is for movable machine frame and execute boring device hydraulic power is provided, and described fuselage comprises mining flat car, and mining flat car is provided with hydraulic wireline winch, hydraulic wireline winch provides strand to use hydraulic power by the hydraulic system of power set, and hydraulic wireline winch is connected with strand cable; Mining flat car is provided with a supporting seat, and supporting seat is provided with and can be used for supporting described movable machine frame and be horizontally disposed brace summer; Also be provided with on the mining flat car for the guide rail holder that forms a fixed connection with guide rail; Described movable machine frame comprises the groined type framework, and two crossbeam two ends of groined type framework are respectively equipped with main support cylinder, and main support cylinder is provided with upper supporting leg and the following supporting leg that stretches out from top and bottom respectively, and the cylinder body of two main support cylinders is fixedlyed connected with described two crossbeams; Two longerons of described groined type framework form two closed slides, the groined type framework is sliding combined with traversing carriage by two closed slides, traversing carriage and described brace summer outer end form hinged, be connected with one between traversing carriage and the described supporting seat and erect oil cylinder, outside the car body that the setting oil cylinder can be used for making movable machine frame be erected at mining flat car; Fixedly connected tangible door-shaped frame also between the cylinder body of two main support cylinders, door-shaped frame are provided with the Rotary table for drilling machine that can form the above transposition of 360 degree, and Rotary table for drilling machine is connected with the described runway of executing the boring device setting.
Adopt the present invention of aforementioned techniques scheme, because power set, the movable machine frame of rig, the control system executing boring device and be used for complete machine control are installed in mining flat car, mining flat car is provided with hydraulic wireline winch, strand cable and guide rail holder.When the mobile rig of needs, can be mobile by the track of the dilatory mining flat car of trailer in the tunnel, also can be by strand cable being fixed on rig the place ahead desired location, furl strand cable by hydraulic wireline winch and realize movement on the track of mining flat car in the tunnel, thereby realize the purpose that rig moves.After rig moves to the precalculated position, by erectting oil cylinder movable machine frame is erected at outside the car body of mining flat car, and hold fixing by the installation certainly that is used for passive main support cylinder realization activity movable machine frame and navigation channel top board and base plate, by the guide rail holder mining flat car and guide rail are fixed, adjusted the angle of inclination of runway in perpendicular of executing boring device immediately and can implement by setting orientation boring.In inclined shaft, should with the guide rail holder mining flat car and guide rail be fixed earlier, carry out installing and fixing certainly of movable machine frame again.Therefore, even the tunnel has than high inclination-angle, also can solve the downslide problem of rig by passive main support cylinder and guide rail holder, realize the self-stabilization of rig then.Through facts have proved, rig of the present invention can fixation in the inclination angle is not more than 15 tunnels of spending.Simultaneously, because mining flat car is mobile at guide rail, so can not cause damage to the guide rail sleeper.In addition, the groined type framework is connected with brace summer by traversing carriage, can effectively avoid lower piston rod protrude end at main support cylinder to hold after on the base plate, mining flat car is upwards lifted and the potential safety hazard brought.
Main support cylinder of the present invention can just adopt two two moving cylinder structures that stretch out the two-piston bar from the cylinder body two ends, also can adopt two independent oil cylinders of coaxial line, adopts two independently its piston rod of oil cylinder can control respectively separately and stretch out, be convenient to oneself installation.Leg ends can arrange the active structure that is the ball-joint form about it, goes out local injustice to adapt to top board or base plate at the strong point, guarantees that the rig installation is more firm.
After being connected by a guideway between Rotary table for drilling machine and the described runway, and relative set one guide rail telescopic oil cylinder, can realize the adjustment of post position by mobile runway, constitute the adjustment of rig drill boom length, adapt to the boring of diverse location.
Preferably, described door-shaped frame comprises doorframe crossbeam and two second longerons, two second longerons form two parallel guide rails, and door-shaped frame is sliding combined with support for rotary disc by two closed slides that two second longerons form, and is connected with height control cylinder between support for rotary disc and the doorframe crossbeam; Described Rotary table for drilling machine comprises price fixing and Moving plate, and price fixing is fixedly connected on the described support for rotary disc, and Moving plate is connected with the described runway of executing boring device; Be provided with between price fixing and the Moving plate for the locking device with the two locking; Be provided with for the retaining mechanism with the two locking between support for rotary disc and second longeron.Adjusting the centre of gyration height of Rotary table for drilling machine by height control cylinder, thereby be convenient to realize the different drilling constructions of height and position; And improve between price fixing and the Moving plate and the coupling stiffness between support for rotary disc and second longeron, thereby the integral rigidity when guaranteeing that rig is executed brill.
Preferably, described supporting seat upper surface is provided with chute, and described brace summer can form with supporting seat by described chute and be slidingly connected, and also is provided with for the locking mechanism with the two locking between supporting seat and the brace summer.So that when locking, erectting oil cylinder makes movable machine frame erect or lie on the brace summer, after removing locking, erectting oil cylinder makes movable machine frame form the movement of horizontal direction, so that the motivation frame moves to mining flat car medium position after lying on the brace summer, keep the rig center of gravity to be positioned in the middle of the front and back wheel of mining flat car, guarantee the safety that rig moves.
Further preferred, described supporting seat is made up of holder and the revolving bed that can horizontally rotate around the axle center of holder; Described chute is formed on the upper surface of revolving bed, also is provided with between revolving bed and the brace summer for the locking mechanism with the two locking; Described holder is fixedly connected on the described mining flat car, also is provided with on the mining flat car for revolving bed being carried out structure spacing and locking.So that rig can stretch out the forward position of meeting and discussing along mining flat car dead ahead, also can stretch out by departing from mining flat car dead ahead set angle, implement boring in order to the tunnel antetheca is pressed certain angle, thereby widen the execute brill scope of rig in the tunnel.
Further preferred, described spacing and locking mechanism comprises the two position-limited rack frameworks that are fixed on the mining flat car, and position-limited rack framework symmetry is positioned at the supporting seat outside, and the position-limited rack framework has screwed togather screw rod, and two screw rods holds the two sides at described brace summer.Guarantee the integral rigidity of rig with simple form of structure.
Further preferred, described holder is adjustable along mining flat car width and is fixedly connected on the mining flat car.In order to adjust the rig position of centre of gravity, be located between the left and right sides two-wheeled of mining flat car, further improve the safety that rig moves.
The present invention's beneficial effect compared with prior art is, can than high inclination-angle and be provided with in the special-purpose gas lane of track from mobile, install voluntarily and hole.And mobile security more can not injure sleeper in the tunnel, and rig good rigidly, bore position are easy to adjust.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation that movable machine frame 3 is in vertical state among the present invention.
Fig. 3 is movable machine frame 3 structural representations among the present invention.
Fig. 4 is movable machine frame 3 and the syndeton schematic diagram of executing boring device 6 among the present invention.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing, but therefore do not limit the present invention among the described scope of embodiments.
Referring to Fig. 1, Fig. 2, Fig. 3, a kind of wheel type vehicle-mounted rig, comprising can be from the fuselage 1 of walking, fuselage 1 is provided with power set 2, the movable machine frame 3 that comprises hydraulic system and the control system 4 that is used for complete machine control, movable machine frame 3 is provided with executes boring device 6, the hydraulic system of power set 2 is for movable machine frame 3 and execute boring device 6 hydraulic power is provided, described fuselage 1 comprises mining flat car 11, mining flat car 11 is provided with hydraulic wireline winch 12, hydraulic wireline winch 12 provides strand to use hydraulic power by the hydraulic system of power set 2, and hydraulic wireline winch 12 is connected with strand cable 13; Mining flat car 11 is provided with a supporting seat 14, and supporting seat 14 is provided with and can be used for supporting described movable machine frame 3 and be horizontally disposed brace summer 15; Also be provided with on the mining flat car 11 for the guide rail holder 16 that forms a fixed connection with guide rail; Described movable machine frame 3 comprises groined type framework 31, two crossbeam 31a two ends of groined type framework 31 are respectively equipped with main support cylinder 32, the cylinder body that main support cylinder 32 is provided with the upper supporting leg that stretches out from top and bottom respectively 37 and following supporting leg 38, two main support cylinders 32 is fixedlyed connected with described two crossbeam 31a; Two longeron 31b of described groined type framework 31 form two closed slides, groined type framework 31 is sliding combined with traversing carriage 33 by two closed slides, traversing carriage 33 forms hinged with described brace summer 15 outer ends, be connected with one between traversing carriage 33 and the described supporting seat 14 and erect oil cylinder 34, outside the car body that setting oil cylinder 34 can be used for making movable machine frame 3 be erected at mining flat car 11; Also be fixedly connected with door-shaped frame 35 between the cylinder body of two main support cylinders 32, door-shaped frame 35 is provided with the Rotary table for drilling machine 5 that can form the above transposition of 360 degree, and Rotary table for drilling machine 5 is connected with the described runway 61 of executing boring device 6 settings.
Described boring device 6 devices of executing also comprise the unit head 62 that is located on the runway 61, and unit head 62 is provided with the oild chuck 64 of clamping drilling rod 63, and runway 61 front ends also are provided with the described drilling rod 63 usefulness hydraulic grippers 65 of holding of folder.
Referring to Fig. 4, described door-shaped frame 35 comprises doorframe crossbeam 35a and two second longeron 35b, two second longeron 35b form two parallel guide rails, door-shaped frame 35 is sliding combined with support for rotary disc 36 by two closed slides that two second longeron 35b form, and is connected with height control cylinder 36a between support for rotary disc 36 and the doorframe crossbeam 35a; Described Rotary table for drilling machine 5 comprises price fixing 51 and Moving plate 52, and price fixing 51 is fixedly connected on the described support for rotary disc 36, and Moving plate 52 is connected with the described runway 61 of executing boring device 6; Be provided with for the locking device with the two locking between price fixing 51 and the Moving plate 52; Be provided with for the retaining mechanism with the two locking between support for rotary disc 36 and the second longeron 35b.
Described supporting seat 14 upper surfaces are provided with chute, and described brace summer 15 can form with supporting seat 14 by described chute and be slidingly connected, and also is provided with for the locking mechanism with the two locking between supporting seat 14 and the brace summer 15.
Described supporting seat 14 is made up of holder 141 and the revolving bed 142 that can horizontally rotate around the axle center of holder 141; Described chute is formed on the upper surface of revolving bed 142, also is provided with for the locking mechanism with the two locking between revolving bed 142 and the brace summer 15; Described holder 141 is connected on the described mining flat car 11, also is provided with on the mining flat car 11 for revolving bed 142 being carried out structure spacing and locking.
Described spacing and locking mechanism comprises the two position-limited rack frameworks 7 that are fixed on the mining flat car 11, and position-limited rack framework 7 symmetries are positioned at supporting seat 14 outsides, and position-limited rack framework 7 has screwed togather screw rod 71, and two screw rods 71 holds the two sides at described brace summer 15.
Described holder 141 is adjustable along mining flat car 11 widths and is fixedly connected on the mining flat car 11.
Described Moving plate 52 upper surfaces are provided with the runway chute; Described runway 61 lower surfaces are provided with described runway chute and form the runway guide rail 61a that is slidingly matched, and are provided with runway telescopic oil cylinder 8 between runway 61 and the Moving plate 52; Also be provided with the structure for locking runway chute and runway guide rail 61a between runway 61 and the Moving plate 52.
Described main support cylinder 32 is made up of upper cylinder 321 and following oil cylinder 322, and upper cylinder 321 and following oil cylinder 322 share same cylinder body, the two-piston bar coaxial line of upper cylinder 321 and following oil cylinder 322; Described upper supporting leg 37 and following supporting leg 38 are located at the piston-rod end of upper cylinder 321 and following oil cylinder 322 respectively.
Described upper supporting leg 37 and following supporting leg 38 are equipped with ball rod 39, and the bulb end activity of ball rod 39 is combined with ball-joint seat 40.
Described ball-joint seat 40 covers 40b thoroughly by hemisphere seat 40a and sphere to be formed, and hemisphere seat 40a covers 40b thoroughly with sphere fixedlys connected by bolt 40c.
The hydraulic system of described power set 2 comprises motor 21, gear pump 22, fuel tank 23 and cooler 24.Described control system 4 is provided with a plurality of operating grips 41.
More than show and described basic principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that describes in above-described embodiment and the manual just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (10)
1. wheel type vehicle-mounted rig, comprising can be from the fuselage (1) of walking, fuselage (1) is provided with the power set (2) that comprise hydraulic system, movable machine frame (3) and the control system of controlling for complete machine (4), movable machine frame (3) is provided with executes boring device (6), the hydraulic system of power set (2) is movable machine frame (3) and executes boring device (6) hydraulic power is provided, it is characterized in that, described fuselage (1) comprises mining flat car (11), mining flat car (11) is provided with hydraulic wireline winch (12), hydraulic wireline winch (12) provides strand to use hydraulic power by the hydraulic system of power set (2), and hydraulic wireline winch (12) is connected with strand cable (13); Mining flat car (11) is provided with a supporting seat (14), and supporting seat (14) is provided with and can be used for supporting described movable machine frame (3) and be horizontally disposed brace summer (15); Also be provided with on the mining flat car (11) for the guide rail holder (16) that forms a fixed connection with guide rail; Described movable machine frame (3) comprises groined type framework (31), two crossbeams (31a) two ends of groined type framework (31) are respectively equipped with main support cylinder (32), main support cylinder (32) is provided with upper supporting leg (37) and the following supporting leg (38) that stretches out from top and bottom respectively, and the cylinder body of two main support cylinders (32) is fixedlyed connected with two crossbeams (31a); Two longerons (31b) of described groined type framework (31) form two closed slides, groined type framework (31) is sliding combined with traversing carriage (33) by two closed slides, traversing carriage (33) forms hinged with described brace summer (15) outer end, be connected with one between traversing carriage (33) and the described supporting seat (14) and erect oil cylinder (34), erect oil cylinder (34) and can be used for making movable machine frame (3) to be erected at outside the car body of mining flat car (11); Also be fixedly connected with door-shaped frame (35) between the cylinder body of two main support cylinders (32), door-shaped frame (35) is provided with the Rotary table for drilling machine (5) that can form the above transposition of 360 degree, and Rotary table for drilling machine (5) is connected with the described runway (61) of executing boring device (6) setting.
2. wheel type vehicle-mounted rig according to claim 1, it is characterized in that, described door-shaped frame (35) comprises doorframe crossbeam (35a) and two second longerons (35b), two second longerons (35b) form two parallel guide rails, door-shaped frame (35) is sliding combined with support for rotary disc (36) by two closed slides that two second longerons (35b) form, and is connected with height control cylinder (36a) between support for rotary disc (36) and the doorframe crossbeam (35a); Described Rotary table for drilling machine (5) comprises price fixing (51) and Moving plate (52), and price fixing (51) is fixedly connected on the described support for rotary disc (36), and Moving plate (52) is connected with the described runway (61) of executing boring device (6); Be provided with for the locking device with the two locking between price fixing (51) and the Moving plate (52); Be provided with for the retaining mechanism with the two locking between support for rotary disc (36) and second longeron (35b).
3. wheel type vehicle-mounted rig according to claim 1 and 2, it is characterized in that, described supporting seat (14) upper surface is provided with chute, described brace summer (15) can form with supporting seat (14) by described chute and be slidingly connected, and also is provided with for the locking mechanism with the two locking between supporting seat (14) and the brace summer (15).
4. wheel type vehicle-mounted rig according to claim 3 is characterized in that, described supporting seat (14) is made up of holder (141) and the revolving bed (142) that can horizontally rotate around the axle center of holder (141); Described chute is formed on the upper surface of revolving bed (142), also is provided with for the locking mechanism with the two locking between revolving bed (142) and the brace summer (15); Described holder (141) is fixedly connected on the described mining flat car (11), also is provided with on the mining flat car (11) for revolving bed (142) being carried out structure spacing and locking.
5. wheel type vehicle-mounted rig according to claim 4, it is characterized in that, described spacing and locking mechanism comprises the two position-limited rack frameworks (7) that are fixed on the mining flat car (11), position-limited rack framework (7) symmetry is positioned at supporting seat (14) outside, position-limited rack framework (7) has screwed togather screw rod (71), and two screw rods (71) holds the two sides in described brace summer (15).
6. wheel type vehicle-mounted rig according to claim 4 is characterized in that, described holder (141) is adjustable along mining flat car (11) width and is fixedly connected on the mining flat car (11).
7. wheel type vehicle-mounted rig according to claim 2 is characterized in that, described Moving plate (52) upper surface is provided with the runway chute; Described runway (61) lower surface is provided with described runway chute and forms the runway guide rail (61a) that is slidingly matched, and is provided with runway telescopic oil cylinder (8) between runway (61) and the Moving plate (52); Also be provided with the structure for locking runway chute and runway guide rail (61a) between runway (61) and the Moving plate (52).
8. wheel type vehicle-mounted rig according to claim 1, it is characterized in that, described main support cylinder (32) is made up of upper cylinder (321) and following oil cylinder (322), upper cylinder (321) and following oil cylinder (322) share same cylinder body, the two-piston bar coaxial line of upper cylinder (321) and following oil cylinder (322); Described upper supporting leg (37) and following supporting leg (38) are located at the piston-rod end of upper cylinder (321) and following oil cylinder (322) respectively.
9. according to claim 1 or 8 described wheel type vehicle-mounted rigs, it is characterized in that described upper supporting leg (37) and following supporting leg (38) are equipped with ball rod (39), the bulb end activity of ball rod (39) is combined with ball-joint seat (40).
10. wheel type vehicle-mounted rig according to claim 9 is characterized in that, described ball-joint seat (40) covers (40b) thoroughly by hemisphere seat (40a) and sphere to be formed, and hemisphere seat (40a) covers (40b) thoroughly fixedlys connected by bolt (40c) with sphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310216871.2A CN103277046B (en) | 2013-06-04 | 2013-06-04 | Wheel type truck-mounted drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310216871.2A CN103277046B (en) | 2013-06-04 | 2013-06-04 | Wheel type truck-mounted drilling rig |
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| CN103277046A true CN103277046A (en) | 2013-09-04 |
| CN103277046B CN103277046B (en) | 2015-06-17 |
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| CN201310216871.2A Active CN103277046B (en) | 2013-06-04 | 2013-06-04 | Wheel type truck-mounted drilling rig |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104373051A (en) * | 2014-11-07 | 2015-02-25 | 中石化石油工程机械有限公司第四机械厂 | Roller row type omni-directional drilling rig whole step-by-step moving device |
| CN105971522A (en) * | 2016-05-07 | 2016-09-28 | 张舒维 | Portable drilling equipment used for shallow oil exploration |
| CN106517012A (en) * | 2016-12-06 | 2017-03-22 | 三重型能源装备有限公司 | Hydraulic winch and drilling machine |
| CN108533176A (en) * | 2018-06-06 | 2018-09-14 | 江苏省环境科学研究院 | A kind of directly pusher fast drilling in pollution plot and sampling system |
| CN110206492A (en) * | 2019-06-25 | 2019-09-06 | 河南力行科创矿山技术开发有限公司 | It is a kind of mining to cut top drilling machine combination and take a step device and its application method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104373051A (en) * | 2014-11-07 | 2015-02-25 | 中石化石油工程机械有限公司第四机械厂 | Roller row type omni-directional drilling rig whole step-by-step moving device |
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| CN108533176A (en) * | 2018-06-06 | 2018-09-14 | 江苏省环境科学研究院 | A kind of directly pusher fast drilling in pollution plot and sampling system |
| CN110206492A (en) * | 2019-06-25 | 2019-09-06 | 河南力行科创矿山技术开发有限公司 | It is a kind of mining to cut top drilling machine combination and take a step device and its application method |
| CN110206492B (en) * | 2019-06-25 | 2023-10-24 | 河南力行科创矿山技术开发有限公司 | Combined stepping device of mining top cutting drill and use method thereof |
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| Publication number | Publication date |
|---|---|
| CN103277046B (en) | 2015-06-17 |
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