CN111764845A - Track for driving drilling machine to lift by adopting double rows of chains and using method thereof - Google Patents
Track for driving drilling machine to lift by adopting double rows of chains and using method thereof Download PDFInfo
- Publication number
- CN111764845A CN111764845A CN202010746185.6A CN202010746185A CN111764845A CN 111764845 A CN111764845 A CN 111764845A CN 202010746185 A CN202010746185 A CN 202010746185A CN 111764845 A CN111764845 A CN 111764845A
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- Prior art keywords
- chain
- drill rod
- double
- power head
- rod base
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/086—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with a fluid-actuated cylinder
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/14—Racks, ramps, troughs or bins, for holding the lengths of rod singly or connected; Handling between storage place and borehole
Abstract
The invention belongs to the technical field of drilling machines, and particularly relates to a track for driving a drilling machine to lift by adopting double rows of chains, which comprises a large arm, a power head assembly, a power head base, a movable pulley block guide rail, a chain telescopic oil cylinder, a movable pulley block, a first double row of chains, a second double row of chains and a drill boom guide rail, wherein the drill boom guide rail is fixedly connected with the upper surface of the large arm, the invention also provides a use method of the track for driving the drilling machine to lift by adopting the double rows of chains: the chain telescopic oil cylinder contracts, the pulley block moves upwards in the movable pulley block guide rail, the first double-row chain and the second double-row chain drive the power head assembly to slide upwards under the drill arm guide rail to drive the drill rod to do work by gravity, and the drill rod ascends.
Description
Technical Field
The invention belongs to the technical field of drilling machines, and particularly relates to a track for driving a drilling machine to lift by adopting double rows of chains and a using method thereof.
Background
In the engineering machinery industry, a drilling machine is frequently used, and the method has outstanding advantages in the aspects of improving the supporting effect, reducing the cost, accelerating the roadway forming speed, reducing the auxiliary transportation amount, lightening the labor intensity, improving the utilization rate of the roadway section and the like.
In the prior art, as CN201520085073.5 discloses a pneumatic drill that guide rail unit head high efficiency goes up and down, including the stand, be provided with the guide rail on the stand, be provided with the unit head on the guide rail, the cover has lower sleeve and upper sleeve on the stand, all be provided with clamping mechanism on lower sleeve and the upper sleeve, the guide rail is connected on the upper sleeve, and the vertical lift cylinder that is connected with between upper sleeve and the lower sleeve. The beneficial effects are that: the lifting of the guide rail power head on the stand column can be realized, manpower is not needed, the efficiency is high, the operation is safe and convenient, and time and labor are saved.
In the prior art, for example, CN201811645229.5 discloses a drilling machine lifting mechanism for a rack column, which includes a movable rack for moving on the rack column, a pressure lever mechanism for driving the movable rack to move upward is hinged on the movable rack, a support member for providing a pivot required by the pressure lever mechanism to move upward is arranged below the pressure lever mechanism, and a locking plate for locking the movable rack on the rack column is further arranged on the movable rack. The problem of among the prior art elevating system fragile and unstable when using is solved.
In the prior art, for example, CN201920979502.1 discloses a multifunctional drilling machine and engineering equipment, which includes a mounting rack, a guide rail, a power head, a drill rod assembly, a driving mechanism, a rotating mechanism, a lifting reciprocating mechanism, an exhaust passage and an air supply device; when the multifunctional drilling machine works under the condition of stone clamping, the air supply device leads high-pressure air into the exhaust channel to remove dust and broken stones, and the driving mechanism and the rotating mechanism are matched to drive the power head to perform drilling operation on the upward drill rod component; when working under the rock drilling condition, the air feeder is out of work, and actuating mechanism, rotary mechanism and lifting reciprocating mechanism work together and are used for ordering about the drill rod subassembly reciprocating motion from top to bottom and realize strikeing the function of rock drilling, and this multifunctional drilling machine can drill hole in step, rock drilling and clear away dust and rubble, switches the mode according to different operating modes, and work efficiency is higher. According to the engineering equipment, the multifunctional drilling machine is arranged on the excavator main body, so that the functions of the excavator can be expanded, and an operator operates in the cab, so that the labor intensity can be reduced, and the working environment can be improved.
However, the existing drilling machine is complex in lifting arm connecting structure, not easy to install and maintain, incapable of effectively controlling the working stroke of equipment, long in stroke due to the fact that a single chain wheel is used, and large in material consumption relative to the same installation distance.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the track for driving the drilling machine to lift by adopting the double-row chain, which is used for solving the problems that the conventional drilling machine is connected by adopting the lifting arm, the structure is complex, the installation and the maintenance are not easy, the working stroke of equipment cannot be effectively controlled, the single chain wheel is used, the stroke is longer, and the same installation distance consumes more materials.
In order to solve the technical problems, the invention adopts the following technical scheme: a track for driving a drilling machine to lift by adopting double-row chains comprises a large arm, a power head assembly, a power head base, a movable pulley block guide rail, a chain telescopic oil cylinder, a movable pulley block, a first double-row chain, a second double-row chain and a drill arm guide rail;
the power head assembly is fixedly arranged above the power head base, the bottom and the top of the large arm are respectively and fixedly connected with a lower chain guide seat and an upper chain guide seat, and a plurality of chain guide wheels are respectively arranged in the lower chain guide seat and the upper chain guide seat;
one end of the movable pulley block guide rail is connected with the bottom of the large arm, the other end of the movable pulley block guide rail is connected with the lower end of the chain telescopic oil cylinder, and the top end of the chain telescopic oil cylinder is connected with the upper part of the large arm;
the movable pulley group is arranged in a movable pulley block guide rail, and the movable pulley block comprises a first movable pulley and a second movable pulley;
one end of the first double-row chain is fixedly connected to the chain lower guide seat, the other end of the first double-row chain is connected with the lower end of the power head assembly by bypassing the first movable pulley and a chain guide wheel in the chain lower guide seat, and the chain telescopic oil cylinder is further provided with a guide plate;
one end of the second double-row chain is fixedly connected to the guide plate, and the other end of the second double-row chain is connected with the upper end of the power head assembly by bypassing the second movable pulley and a chain guide wheel in the guide seat on the chain.
Furthermore, a drill rod is further arranged on the large arm, a guide sleeve is further arranged at the tail end of the drill arm guide rail, one end of the drill rod is fixedly connected with the power head assembly, and the other end of the drill rod penetrates through the guide sleeve.
Furthermore, the length of the drill rod is smaller than that of the large arm, and the central axis of the drill rod is perpendicular to the central line of the power head base.
Furthermore, the chain guide wheels arranged in the chain lower guide seat and the chain upper guide seat are two, and the diameters of all the chain guide wheels are equal.
Furthermore, two chain guide wheels in the guide seat on the chain are symmetrically distributed on two sides of the center line of the guide seat on the chain.
Furthermore, the bottom end of the guide sleeve is provided with a dust cover, and the dust cover is conical.
Further, the unit head assembly front end is equipped with the drilling rod base, the drilling rod base is detachable to be connected in the front end of unit head assembly, the drilling rod is detachable to be connected on the drilling rod base, the central axis of drilling rod base and drilling rod coincidence.
Furthermore, the drill rod base comprises a first drill rod base and a second drill rod base, the diameter of the second drill rod base is larger than that of the first drill rod base, a connecting shaft is arranged at the bottom of the second drill rod base, and the connecting shaft is connected with the upper portion of the first drill rod base.
Furthermore, the power head assembly is further provided with a telescopic groove and a driving motor for driving the head of the first drill rod base to move in a telescopic mode, the telescopic groove is formed in the power head assembly, the opening of the telescopic groove faces towards the first drill rod base, the telescopic groove is in threaded connection with the first drill rod base, and the driving motor is connected with an external power supply electrode.
The use method of the track for driving the drilling machine to lift by adopting the double rows of chains comprises the following steps:
s1, assembling the double-row chain track: the device comprises a large arm, a power head assembly, a power head base, a movable pulley block guide rail, a chain telescopic oil cylinder, a movable pulley block, a first double-row chain, a second double-row chain and a drill arm guide rail, wherein the drill arm guide rail is fixedly connected with the upper surface of the large arm, the power head base is arranged on the drill arm guide rail and is in sliding connection with the drill arm guide rail, the power head assembly is fixedly arranged above the power head base, the bottom and the top of the large arm are respectively and fixedly connected with a chain lower guide seat and a chain upper guide seat, a plurality of chain guide wheels are respectively arranged inside the chain lower guide seat and the chain upper guide seat, one end of the movable pulley block guide rail is connected with the bottom of the large arm, the other end of the movable pulley block guide rail is connected with the lower end of the chain telescopic oil cylinder, the top end of the chain telescopic oil cylinder is connected with the upper part of the large arm, one end of the first double-row chain is fixedly connected to the lower chain guide seat, the other end of the first double-row chain is connected with the lower end of the power head assembly by bypassing the first movable pulley and a chain guide wheel in the lower chain guide seat, the chain telescopic oil cylinder is further provided with a guide plate, one end of the second double-row chain is fixedly connected to the guide plate, and the other end of the second double-row chain is connected with the upper end of the power head assembly by bypassing the second movable pulley and the chain guide wheel in the upper chain guide seat;
s2, preparation stage: the chain telescopic oil cylinder contracts, the pulley block moves upwards in the movable pulley block guide rail, the first double-row chain and the second double-row chain drive the power head assembly to slide upwards under the drill boom guide rail, the drill rod is driven to apply the gravity to do work, and the drill rod ascends;
s3, in the operation stage, the chain telescopic oil cylinder extends, the pulley block moves downwards in the movable pulley block guide rail, the first double-row chain and the second double-row chain drive the power head assembly to slide downwards under the drill boom guide rail, and the drill rod descends vertically;
s4, replacing the drill rod with large diameter: the drill rod is detachably connected to the drill rod base, the central axis of the drill rod base coincides with the drill rod, the drill rod base comprises a first drill rod base and a second drill rod base, the diameter of the second drill rod base is larger than that of the first drill rod base, a connecting shaft is arranged at the bottom of the second drill rod base, and the connecting shaft is connected with the upper portion of the first drill rod base;
s5, hiding the first drill rod base: the power head assembly is further provided with a telescopic groove and a driving motor for driving the head of the first drill rod base to move in a telescopic mode, the telescopic groove is formed in the power head assembly, the opening of the telescopic groove faces towards the first drill rod base, the telescopic groove is in threaded connection with the first drill rod base, and the driving motor is connected with an external power supply electrode.
Compared with the prior art, the invention has the following beneficial effects:
1. the hydraulic cylinder drives the movable pulley block to slide up and down in the movable pulley block guide rail to drive the double-row chain to stretch, so that the double-row chain drives the power head base to slide up and down on the guide rail to realize the drilling function of the drill rod. The oil cylinder drives the chain to stretch, so that the stroke of the hydraulic cylinder is shortened, and the working stroke of the equipment can be lengthened.
2. The chain connection is easier to install, maintain and replace than the traditional lifting arm.
3. The double chain wheels are adopted, so that the wheel interval is shortened, the transmission is more stable, the material is saved, and the cost is reduced.
4. The drill rod base is divided into a first drill rod base and a second drill rod base, is detachable, and can provide feasibility for replacing a large-diameter drill rod.
5. The second drill rod base is movably hidden inside the power head assembly, so that the drill rod is more convenient to replace, and the whole drill rod is more attractive.
Drawings
FIG. 1 is a schematic left view of a track embodiment of the present invention in which a dual-row chain is used to drive a drilling machine to ascend and descend;
FIG. 2 is a schematic perspective view of an embodiment of a track for driving a drilling machine to ascend and descend by using double rows of chains according to the present invention;
FIG. 3 is a schematic top view of an embodiment of a track for lifting a drilling rig using a double row of chains according to the present invention;
FIG. 4 is a schematic diagram of a right-view structure of an embodiment of a track for driving a drilling machine to ascend and descend by using double rows of chains according to the present invention;
FIG. 5 is a schematic perspective view of a movable pulley block guide rail and a movable pulley block in an embodiment of a track for driving a drilling machine to ascend and descend by using double rows of chains according to the present invention;
FIG. 6 is a schematic perspective view of a power head assembly in an embodiment of a track employing dual rows of chains to drive a drilling rig up and down in accordance with the present invention;
FIG. 7 is a schematic top view of a power head assembly of an embodiment of a track utilizing dual rows of chains to lift a drilling rig in accordance with the present invention;
FIG. 8 is a schematic sectional view taken along line A-A in FIG. 7;
FIG. 9 is a schematic top view of a power head assembly and drill stem in an embodiment of a track using dual rows of chains to drive the drill rig up and down in accordance with the present invention.
The main element symbols are as follows:
the drill rod drilling machine comprises a large arm 1, a drill arm guide rail 101, a guide sleeve 102, a dust cover 102a, a power head assembly 2, a drill rod 201, a drill rod base 202, a first drill rod base 202a, a second drill rod base 202b, a connecting shaft 203 and a telescopic groove 204;
the chain telescopic mechanism comprises a chain lower guide seat 3, a chain guide wheel 4, a first double-row chain 5, a chain upper guide seat 6, a second double-row chain 7, a power head base 8, a movable pulley block 9, a first movable pulley 901, a second movable pulley 902, a movable pulley block guide rail 10, a chain telescopic oil cylinder 11 and a guide plate 110.
Detailed Description
In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.
Example one
As shown in fig. 1 to 9, the track adopting a double-row chain to drive a drilling machine to lift comprises a large arm 1, a power head assembly 2, a power head base 8, a movable pulley block guide rail 10, a chain telescopic cylinder 11, a movable pulley block 9, a first double-row chain 5, a second double-row chain 7 and a drill arm guide rail 101, wherein the drill arm guide rail 101 is fixedly connected with the upper surface of the large arm 1, the power head base 8 is arranged on the drill arm guide rail 101 and is in sliding connection with the drill arm guide rail 101, the power head assembly 2 is fixedly arranged above the power head base 8, the bottom and the top of the large arm 1 are respectively and fixedly connected with a chain lower guide seat 3 and a chain upper guide seat 6, and a plurality of chain guide wheels 4 are respectively arranged inside the chain lower guide seat 3 and the chain upper;
one end of a movable pulley block guide rail 10 is connected with the bottom of the large arm 1, the other end of the movable pulley block guide rail 10 is connected with the lower end of a chain telescopic oil cylinder 11, and the top end of the chain telescopic oil cylinder 11 is connected with the upper part of the large arm 1;
the movable pulley block 9 is arranged in the movable pulley block guide rail 10, and the movable pulley block 9 comprises a first movable pulley 907 and a second movable pulley 902;
one end of a first double-row chain 5 is fixedly connected to the chain lower guide seat 3, the other end of the first double-row chain 5 is connected with the lower end of the power head assembly 2 by bypassing the first movable pulley 901 and a chain guide wheel 4 in the chain lower guide seat 3, and the chain telescopic oil cylinder 11 is also provided with a guide plate 110;
one end of the second double-row chain 7 is fixedly connected to the guide plate 110, and the other end of the second double-row chain 7 is connected with the upper end of the power head assembly 2 by passing through the second movable pulley 902 and the chain guide wheel 4 in the chain upper guide seat 6.
Specifically, the chain is divided into a first double-row chain 5 and a second double-row chain 7, one end of the first double-row chain 5 is fixed on the chain lower guide seat 3, the other end of the first double-row chain 5 is fixed at the lower end of the power head assembly 2, one end of the second double-row chain 7 is fixed on the guide plate 110 of the chain telescopic oil cylinder 11, the other end of the second double-row chain 7 is fixed at the upper end of the power head assembly 2, the first double-row chain 5 and the second double-row chain 7 are driven to stretch through stretching of the chain telescopic oil cylinder 11, and therefore the power head assembly 2 can slide up and down on the drill boom guide rail. Adopt double-row chain to link and realize reciprocating of unit head assembly 2 and drive drilling rod 201 work, replaced the tradition with the traditional mode that the power head worked of lifing arm drive, it is flexible to drive the chain with the hydro-cylinder, the scaling can be realized with equipment stroke to the pneumatic cylinder stroke, shortened the pneumatic cylinder stroke, can add long equipment working stroke, the chain is connected and is changeed in installation, maintenance, change than traditional lifing arm, adopt the double sprocket, make the wheel interval shorten, the transmission is more steady, material saving, reduce cost.
Preferably, a drill rod 201 is further arranged on the large arm 1, a guide sleeve 102 is further arranged at the tail end of the drill arm guide rail 101, one end of the drill rod 201 is fixedly connected with the power head assembly 2, and the other end of the drill rod 201 penetrates through the guide sleeve 102.
Particularly, drilling rod 201 does not have guider when drilling of current rig, can not guarantee the straightness that hangs down of pore-forming, and this scheme has increased the liftable and has changed drilling rod 201 uide bushing 102 and be convenient for counterpoint, and the straightness that hangs down of drilling rod 201 can be guaranteed at drilling rod 201 during operation to uide bushing 102 guarantees the straightness that hangs down of pore-forming, and uide bushing 102 is removable, is applicable to different drilling tools, guarantees the drilling tool leakproofness.
Preferably, the length of the drill rod 201 is smaller than that of the large arm 1, and the central axis of the drill rod 201 is perpendicular to the central line of the power head base 8.
Specifically, the drill rod 201 needs to be kept perpendicular to the ground during operation, and the drill rod 201 is parallel to the large arm 1, so that the effective contact force on the ground is ensured when the operation drill rod 201 moves up and down to do work.
Preferably, the chain guide wheels 4 arranged in the chain lower guide seat 3 and the chain upper guide seat 6 are two, and the diameters of all the chain guide wheels 4 are equal.
Particularly, two chain guide wheels 4 are arranged in the chain lower guide seat 3 and the chain upper guide seat 6, the diameters of all the chain guide wheels 4 are equal, the balance of the first double-row chain 5 and the second double-row chain 7 during stretching is guaranteed, and the two chain guide wheels 4 can bear larger load when the device works in a parallel mode.
Preferably, the two chain guide pulleys 4 in the guide seat 6 on the chain are symmetrically distributed on two sides of the center line of the guide seat 6 on the chain.
Specifically, the two chain guide wheels 4 are symmetrically distributed and can bear larger load.
Preferably, the bottom end of the guide sleeve 102 is provided with a dust cover 102a, and the dust cover 102a is conical.
Particularly, this scheme has increased the liftable dust cover 102a device of changing drilling rod 201 uide bushing 102, dust cover 102a can not shelter from the drilling tool during aversion, be convenient for counterpoint, the straightness that hangs down of drilling rod 201 can be guaranteed at drilling rod 201 during operation to uide bushing 102 guarantees the straightness that hangs down of pore-forming, uide bushing 102 is removable, be applicable to different drilling tools, guarantee the drilling tool leakproofness, dust cover 102a is fine when drilling covers the dust that produces, reach the environmental protection requirement and guarantee that the environment of work is difficult to produce the occupational disease.
Example two
As shown in fig. 1 to 9, the track adopting a double-row chain to drive a drilling machine to lift comprises a large arm 1, a power head assembly 2, a power head base 8, a movable pulley block guide rail 10, a chain telescopic cylinder 11, a movable pulley block 9, a first double-row chain 5, a second double-row chain 7 and a drill arm guide rail 101, wherein the drill arm guide rail 101 is fixedly connected with the upper surface of the large arm 1, the power head base 8 is arranged on the drill arm guide rail 101 and is in sliding connection with the drill arm guide rail 101, the power head assembly 2 is fixedly arranged above the power head base 8, the bottom and the top of the large arm 1 are respectively and fixedly connected with a chain lower guide seat 3 and a chain upper guide seat 6, and a plurality of chain guide wheels 4 are respectively arranged inside the chain lower guide seat 3 and the chain upper;
one end of a movable pulley block guide rail 10 is connected with the bottom of the large arm 1, the other end of the movable pulley block guide rail 10 is connected with the lower end of a chain telescopic oil cylinder 11, and the top end of the chain telescopic oil cylinder 11 is connected with the upper part of the large arm 1;
the movable pulley block 9 is arranged in the movable pulley block guide rail 10, and the movable pulley block 9 comprises a first movable pulley 907 and a second movable pulley 902;
one end of a first double-row chain 5 is fixedly connected to the chain lower guide seat 3, the other end of the first double-row chain 5 is connected with the lower end of the power head assembly 2 by bypassing the first movable pulley 901 and a chain guide wheel 4 in the chain lower guide seat 3, and the chain telescopic oil cylinder 11 is also provided with a guide plate 110;
one end of the second double-row chain 7 is fixedly connected to the guide plate 110, and the other end of the second double-row chain 7 is connected with the upper end of the power head assembly 2 by passing through the second movable pulley 902 and the chain guide wheel 4 in the chain upper guide seat 6.
Specifically, the chain is divided into a first double-row chain 5 and a second double-row chain 7, one end of the first double-row chain 5 is fixed on the chain lower guide seat 3, the other end of the first double-row chain 5 is fixed at the lower end of the power head assembly 2, one end of the second double-row chain 7 is fixed on the guide plate 110 of the chain telescopic oil cylinder 11, the other end of the second double-row chain 7 is fixed at the upper end of the power head assembly 2, the first double-row chain 5 and the second double-row chain 7 are driven to stretch through stretching of the chain telescopic oil cylinder 11, and therefore the power head assembly 2 can slide up and down on the drill boom guide rail. Adopt double-row chain to link and realize reciprocating of unit head assembly 2 and drive drilling rod 201 work, replaced the tradition with the traditional mode that the power head worked of lifing arm drive, it is flexible to drive the chain with the hydro-cylinder, the scaling can be realized with equipment stroke to the pneumatic cylinder stroke, shortened the pneumatic cylinder stroke, can add long equipment working stroke, the chain is connected and is changeed in installation, maintenance, change than traditional lifing arm, adopt the double sprocket, make the wheel interval shorten, the transmission is more steady, material saving, reduce cost.
Preferably, a drill rod 201 is further arranged on the large arm 1, a guide sleeve 102 is further arranged at the tail end of the drill arm guide rail 101, one end of the drill rod 201 is fixedly connected with the power head assembly 2, and the other end of the drill rod 201 penetrates through the guide sleeve 102.
Particularly, drilling rod 201 does not have guider when drilling of current rig, can not guarantee the straightness that hangs down of pore-forming, and this scheme has increased the liftable and has changed drilling rod 201 uide bushing 102 and be convenient for counterpoint, and the straightness that hangs down of drilling rod 201 can be guaranteed at drilling rod 201 during operation to uide bushing 102 guarantees the straightness that hangs down of pore-forming, and uide bushing 102 is removable, is applicable to different drilling tools, guarantees the drilling tool leakproofness.
Preferably, the length of the drill rod 201 is smaller than that of the large arm 1, and the central axis of the drill rod 201 is perpendicular to the central line of the power head base 8.
Specifically, the drill rod 201 needs to be kept perpendicular to the ground during operation, and the drill rod 201 is parallel to the large arm 1, so that the effective contact force on the ground is ensured when the operation drill rod 201 moves up and down to do work.
Preferably, the chain guide wheels 4 arranged in the chain lower guide seat 3 and the chain upper guide seat 6 are two, and the diameters of all the chain guide wheels 4 are equal.
Particularly, two chain guide wheels 4 are arranged in the chain lower guide seat 3 and the chain upper guide seat 6, the diameters of all the chain guide wheels 4 are equal, the balance of the first double-row chain 5 and the second double-row chain 7 during stretching is guaranteed, and the two chain guide wheels 4 can bear larger load when the device works in a parallel mode.
Preferably, the two chain guide pulleys 4 in the guide seat 6 on the chain are symmetrically distributed on two sides of the center line of the guide seat 6 on the chain.
Specifically, the two chain guide wheels 4 are symmetrically distributed and can bear larger load.
Preferably, the bottom end of the guide sleeve 102 is provided with a dust cover 102a, and the dust cover 102a is conical.
Particularly, this scheme has increased the liftable dust cover 102a device of changing drilling rod 201 uide bushing 102, dust cover 102a can not shelter from the drilling tool during aversion, be convenient for counterpoint, the straightness that hangs down of drilling rod 201 can be guaranteed at drilling rod 201 during operation to uide bushing 102 guarantees the straightness that hangs down of pore-forming, uide bushing 102 is removable, be applicable to different drilling tools, guarantee the drilling tool leakproofness, dust cover 102a is fine when drilling covers the dust that produces, reach the environmental protection requirement and guarantee that the environment of work is difficult to produce the occupational disease.
Preferably, a drill rod base 202 is arranged at the front end of the power head assembly 2, the drill rod base 202 is detachably connected to the front end of the power head assembly 2, the drill rod 201 is detachably connected to the drill rod base 202, and the central axis of the drill rod base 202 coincides with the drill rod 201.
Specifically, the drill rod base 202 is detachably connected to the front end of the power head 2 assembly, so that the drill rod 201 with a larger diameter can be replaced according to actual industrial needs.
Preferably, the drill rod base 202 comprises a first drill rod base 202a and a second drill rod base 202b, the diameter of the second drill rod base 202b is larger than that of the first drill rod base 202a, a connecting shaft 203 is arranged at the bottom of the second drill rod base 202b, and the connecting shaft 203 is connected with the upper portion of the first drill rod base 202 a.
Specifically, the connecting shaft 203 provided on the bottom 202b of the second drill rod holder needs to be connected with the head of the first drill rod base 202a, and since one end of the connecting shaft 203 is an external thread and the head of the first drill rod base 202a is an internal thread, the first drill rod base 202a and the second drill rod base 202b are connected to change the small diameter of the first drill rod base 202a into the large diameter of the second drill rod base 202b so as to match with the drill rod 201 with a larger diameter.
The advantages of the second embodiment over the first embodiment are: in the second embodiment, a drill rod base 202 is arranged at the front end of the power head assembly 2, the drill rod base 202 is detachably connected to the front end of the power head assembly 2, the drill rod 201 is detachably connected to the drill rod base 202, and the central axis of the drill rod base 202 coincides with the drill rod 201. The drill rod base 202 is detachably connected to the front end of the power head 2 assembly, so that the drill rod 201 with a larger diameter can be replaced according to actual industrial requirements. The drill rod base 202 comprises a first drill rod base 202a and a second drill rod base 202b, the diameter of the second drill rod base 202b is larger than that of the first drill rod base 202a, a connecting shaft 203 is arranged at the bottom of the second drill rod base 202b, and the connecting shaft 203 is connected with the upper portion of the first drill rod base 202 a. The connecting shaft 203 arranged at the bottom 202b of the second drill rod seat is required to be connected with the head of the first drill rod base 202a, and because one end of the connecting shaft 203 is an external thread and the head of the first drill rod base 202a is an internal thread, the first drill rod base 202a and the second drill rod base 202b are connected, and the purpose that the small diameter of the first drill rod base 202a is changed into the large diameter of the second drill rod base 202b is achieved, so that a drill rod 201 with a larger diameter is matched.
EXAMPLE III
As shown in fig. 1 to 9, the track adopting a double-row chain to drive a drilling machine to lift comprises a large arm 1, a power head assembly 2, a power head base 8, a movable pulley block guide rail 10, a chain telescopic cylinder 11, a movable pulley block 9, a first double-row chain 5, a second double-row chain 7 and a drill arm guide rail 101, wherein the drill arm guide rail 101 is fixedly connected with the upper surface of the large arm 1, the power head base 8 is arranged on the drill arm guide rail 101 and is in sliding connection with the drill arm guide rail 101, the power head assembly 2 is fixedly arranged above the power head base 8, the bottom and the top of the large arm 1 are respectively and fixedly connected with a chain lower guide seat 3 and a chain upper guide seat 6, and a plurality of chain guide wheels 4 are respectively arranged inside the chain lower guide seat 3 and the chain upper;
one end of a movable pulley block guide rail 10 is connected with the bottom of the large arm 1, the other end of the movable pulley block guide rail 10 is connected with the lower end of a chain telescopic oil cylinder 11, and the top end of the chain telescopic oil cylinder 11 is connected with the upper part of the large arm 1;
the movable pulley block 9 is arranged in the movable pulley block guide rail 10, and the movable pulley block 9 comprises a first movable pulley 907 and a second movable pulley 902;
one end of a first double-row chain 5 is fixedly connected to the chain lower guide seat 3, the other end of the first double-row chain 5 is connected with the lower end of the power head assembly 2 by bypassing the first movable pulley 901 and a chain guide wheel 4 in the chain lower guide seat 3, and the chain telescopic oil cylinder 11 is also provided with a guide plate 110;
one end of the second double-row chain 7 is fixedly connected to the guide plate 110, and the other end of the second double-row chain 7 is connected with the upper end of the power head assembly 2 by passing through the second movable pulley 902 and the chain guide wheel 4 in the chain upper guide seat 6.
Specifically, the chain is divided into a first double-row chain 5 and a second double-row chain 7, one end of the first double-row chain 5 is fixed on the chain lower guide seat 3, the other end of the first double-row chain 5 is fixed at the lower end of the power head assembly 2, one end of the second double-row chain 7 is fixed on the guide plate 110 of the chain telescopic oil cylinder 11, the other end of the second double-row chain 7 is fixed at the upper end of the power head assembly 2, the first double-row chain 5 and the second double-row chain 7 are driven to stretch through stretching of the chain telescopic oil cylinder 11, and therefore the power head assembly 2 can slide up and down on the drill boom guide rail. Adopt double-row chain to link and realize reciprocating of unit head assembly 2 and drive drilling rod 201 work, replaced the tradition with the traditional mode that the power head worked of lifing arm drive, it is flexible to drive the chain with the hydro-cylinder, the scaling can be realized with equipment stroke to the pneumatic cylinder stroke, shortened the pneumatic cylinder stroke, can add long equipment working stroke, the chain is connected and is changeed in installation, maintenance, change than traditional lifing arm, adopt the double sprocket, make the wheel interval shorten, the transmission is more steady, material saving, reduce cost.
Preferably, a drill rod 201 is further arranged on the large arm 1, a guide sleeve 102 is further arranged at the tail end of the drill arm guide rail 101, one end of the drill rod 201 is fixedly connected with the power head assembly 2, and the other end of the drill rod 201 penetrates through the guide sleeve 102.
Particularly, drilling rod 201 does not have guider when drilling of current rig, can not guarantee the straightness that hangs down of pore-forming, and this scheme has increased the liftable and has changed drilling rod 201 uide bushing 102 and be convenient for counterpoint, and the straightness that hangs down of drilling rod 201 can be guaranteed at drilling rod 201 during operation to uide bushing 102 guarantees the straightness that hangs down of pore-forming, and uide bushing 102 is removable, is applicable to different drilling tools, guarantees the drilling tool leakproofness.
Preferably, the length of the drill rod 201 is smaller than that of the large arm 1, and the central axis of the drill rod 201 is perpendicular to the central line of the power head base 8.
Specifically, the drill rod 201 needs to be kept perpendicular to the ground during operation, and the drill rod 201 is parallel to the large arm 1, so that the effective contact force on the ground is ensured when the operation drill rod 201 moves up and down to do work.
Preferably, the chain guide wheels 4 arranged in the chain lower guide seat 3 and the chain upper guide seat 6 are two, and the diameters of all the chain guide wheels 4 are equal.
Particularly, two chain guide wheels 4 are arranged in the chain lower guide seat 3 and the chain upper guide seat 6, the diameters of all the chain guide wheels 4 are equal, the balance of the first double-row chain 5 and the second double-row chain 7 during stretching is guaranteed, and the two chain guide wheels 4 can bear larger load when the device works in a parallel mode.
Preferably, the two chain guide pulleys 4 in the guide seat 6 on the chain are symmetrically distributed on two sides of the center line of the guide seat 6 on the chain.
Specifically, the two chain guide wheels 4 are symmetrically distributed and can bear larger load.
Preferably, the bottom end of the guide sleeve 102 is provided with a dust cover 102a, and the dust cover 102a is conical.
Particularly, this scheme has increased the liftable dust cover 102a device of changing drilling rod 201 uide bushing 102, dust cover 102a can not shelter from the drilling tool during aversion, be convenient for counterpoint, the straightness that hangs down of drilling rod 201 can be guaranteed at drilling rod 201 during operation to uide bushing 102 guarantees the straightness that hangs down of pore-forming, uide bushing 102 is removable, be applicable to different drilling tools, guarantee the drilling tool leakproofness, dust cover 102a is fine when drilling covers the dust that produces, reach the environmental protection requirement and guarantee that the environment of work is difficult to produce the occupational disease.
Preferably, a drill rod base 202 is arranged at the front end of the power head assembly 2, the drill rod base 202 is detachably connected to the front end of the power head assembly 2, the drill rod 201 is detachably connected to the drill rod base 202, and the central axis of the drill rod base 202 coincides with the drill rod 201.
Specifically, the drill rod base 202 is detachably connected to the front end of the power head 2 assembly, so that the drill rod 201 with a larger diameter can be replaced according to actual industrial needs.
Preferably, the drill rod base 202 comprises a first drill rod base 202a and a second drill rod base 202b, the diameter of the second drill rod base 202b is larger than that of the first drill rod base 202a, a connecting shaft 203 is arranged at the bottom of the second drill rod base 202b, and the connecting shaft 203 is connected with the upper portion of the first drill rod base 202 a.
Specifically, the connecting shaft 203 arranged at the bottom of the second drill rod base 202b needs to be connected with the head of the first drill rod base 202a, and since one end of the connecting shaft 203 is an external thread and the head of the first drill rod base 202a is an internal thread, the first drill rod base 202a and the second drill rod base 202b are connected to change the small diameter of the first drill rod base 202a into the large diameter of the second drill rod base 202b so as to match with the drill rod 201 with a larger diameter.
Preferably, the power head assembly 2 further includes a telescopic groove 204 and a driving motor for driving the head of the first drill rod base 202a to move telescopically, the telescopic groove 204 is disposed in the power head assembly 2, an opening of the telescopic groove 204 faces the first drill rod base 202a, the telescopic groove 204 is in threaded connection with the first drill rod base 202a, and the driving motor is connected with an external power electrode.
Particularly, the design of the telescopic groove 204 can hide the first drill rod base 202a in the telescopic groove 204, so that the second drill rod base 202b is directly contacted with the drill rod base, the drill rod 201 can be replaced more conveniently, and the whole structure is more attractive.
The advantages of embodiment three over embodiment two are: in the second embodiment, the power head assembly 2 is further provided with a telescopic groove 204 and a driving motor for driving the head of the first drill rod base 202a to move in a telescopic manner, the telescopic groove 204 is arranged in the power head assembly 2, the opening of the telescopic groove 204 faces the first drill rod base 202a, the telescopic groove 204 is in threaded connection with the first drill rod base 202a, the driving motor is connected with an external power supply electrode, the telescopic groove 204 is designed to enable the first drill rod base 202a to be hidden in the telescopic groove 204, so that the outside of the second drill rod base 202b can be directly contacted with the drill rod base, the drill rod 201 can be replaced more conveniently, and the whole structure is more attractive.
The use method of the track for driving the drilling machine to lift by adopting the double rows of chains comprises the following steps:
s1, assembling the double-row chain track: the device comprises a large arm 1, a power head assembly 2, a power head base 8, a movable pulley block guide rail 10, a chain telescopic oil cylinder 11, a movable pulley block 9, a first double-row chain 5, a second double-row chain 7 and a drill arm guide rail 101, wherein the drill arm guide rail 101 is fixedly connected with the upper surface of the large arm 1, the power head base 8 is arranged on the drill arm guide rail 101 and is in sliding connection with the drill arm guide rail, the power head assembly 2 is fixedly arranged above the power head base 8, the bottom and the top of the large arm 1 are respectively and fixedly connected with a chain lower guide seat 3 and a chain upper guide seat 6, a plurality of chain guide wheels 4 are respectively arranged inside the chain lower guide seat 3 and the chain upper guide seat 6, one end of the movable pulley block guide rail 10 is connected with the bottom of the large arm 1, the other end of the movable pulley block guide rail 10 is connected with the lower end of the chain telescopic oil cylinder 11, the top end, the movable pulley block 9 comprises a first movable pulley 907 and a second movable pulley 902, one end of a first double-row chain 5 is fixedly connected to the chain lower guide seat 3, the other end of the first double-row chain 5 is connected with the lower end of the power head assembly 2 by winding a chain guide wheel 4 in the first movable pulley 901 and the chain lower guide seat 3, the chain telescopic cylinder 11 is further provided with a guide plate 110, one end of a second double-row chain 7 is fixedly connected to the guide plate 110 of the chain telescopic cylinder 11, and the other end of the second double-row chain 7 is connected with the upper end of the power head assembly 2 by winding a chain guide wheel 4 in the second movable pulley 902 and the chain upper guide seat 6;
s2, in the preparation stage, the chain telescopic oil cylinder 11 contracts, the pulley block moves upwards in the movable pulley block guide rail 10, the first double-row chain 5 and the second double-row chain 7 drive the power head assembly 2 to slide upwards under the drill boom guide rail 101, the drill stem 201 is driven to apply gravity to do work, and the drill stem 201 rises;
s3, in the operation stage, the chain telescopic oil cylinder 11 extends, the pulley block moves downwards in the movable pulley block guide rail 10, the first double-row chain 5 and the second double-row chain 7 drive the power head assembly 2 to slide downwards under the drill boom guide rail 101, and the drill rod 201 descends vertically;
s4, replacing the drill rod with large diameter: the drill rod 201 is detachably connected to the drill rod base 202, the central axis of the drill rod base 202 coincides with the drill rod 201, the drill rod base 202 comprises a first drill rod base 202a and a second drill rod base 202b, the diameter of the second drill rod base 202b is larger than that of the first drill rod base 202a, the bottom 202b of the second drill rod base is provided with a connecting shaft 203, and the connecting shaft 203 is connected with the upper portion of the first drill rod base 202 a;
s5, hiding the first drill rod base: the power head assembly 2 is further provided with a telescopic groove 204 and a driving motor for driving the head of the first drill rod base 202a to move in a telescopic mode, the telescopic groove 204 is arranged in the power head assembly 2, the opening of the telescopic groove 204 faces the first drill rod base 202a, the telescopic groove 204 is in threaded connection with the first drill rod base 202a, and the driving motor is connected with an external power supply electrode.
The foregoing is merely an example of the present invention, and common general knowledge in the field of known specific structures and characteristics is not described herein in any greater extent than that known in the art at the filing date or prior to the priority date of the application, so that those skilled in the art can now appreciate that all of the above-described techniques in this field and have the ability to apply routine experimentation before this date can be combined with one or more of the present teachings to complete and implement the present invention, and that certain typical known structures or known methods do not pose any impediments to the implementation of the present invention by those skilled in the art. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (10)
1. The utility model provides an adopt track that double chain drove rig and go up and down which characterized in that: the device comprises a large arm, a power head assembly, a power head base, a movable pulley block guide rail, a chain telescopic oil cylinder, a movable pulley block, a first double-row chain, a second double-row chain and a drill arm guide rail;
the power head assembly is fixedly arranged above the power head base, the bottom and the top of the large arm are respectively and fixedly connected with a lower chain guide seat and an upper chain guide seat, and a plurality of chain guide wheels are respectively arranged in the lower chain guide seat and the upper chain guide seat;
one end of the movable pulley block guide rail is connected with the bottom of the large arm, the other end of the movable pulley block guide rail is connected with the lower end of the chain telescopic oil cylinder, and the top end of the chain telescopic oil cylinder is connected with the upper part of the large arm;
the movable pulley group is arranged in a movable pulley block guide rail, and the movable pulley block comprises a first movable pulley and a second movable pulley;
one end of the first double-row chain is fixedly connected to the chain lower guide seat, the other end of the first double-row chain is connected with the lower end of the power head assembly by bypassing the first movable pulley and a chain guide wheel in the chain lower guide seat, and the chain telescopic oil cylinder is further provided with a guide plate;
one end of the second double-row chain is fixedly connected to the guide plate, and the other end of the second double-row chain is connected with the upper end of the power head assembly by bypassing the second movable pulley and a chain guide wheel in the guide seat on the chain.
2. The track as claimed in claim 1, wherein the track is formed by a double-row chain for driving the drilling machine to ascend and descend, and is characterized in that: the large arm is further provided with a drill rod, the tail end of the drill arm guide rail is further provided with a guide sleeve, one end of the drill rod is fixedly connected with the power head assembly, and the other end of the drill rod penetrates through the guide sleeve.
3. The track for driving the drilling machine to ascend and descend by the double-row chain as claimed in claim 2, wherein: the length of the drill rod is smaller than that of the large arm, and the central axis of the drill rod is perpendicular to the central line of the power head base.
4. The track as claimed in claim 3, wherein the track is formed by a double-row chain for driving the drilling machine to ascend and descend, and is characterized in that: the chain guide wheels arranged in the chain lower guide seat and the chain upper guide seat are two, and the diameters of all the chain guide wheels are equal.
5. The track for driving the drilling machine to ascend and descend by the double-row chain as claimed in claim 4, wherein: two chain guide wheels in the guide seat on the chain are symmetrically distributed on two sides of the center line of the guide seat on the chain.
6. The track for driving the drilling machine to ascend and descend by the double-row chain as claimed in claim 5, wherein: the bottom of uide bushing is equipped with the dust cover, the dust cover is conical.
7. The track for driving the drilling machine to ascend and descend by the double-row chain as claimed in claim 6, wherein: the power head assembly front end is equipped with the drilling rod base, the drilling rod base is detachable to be connected in the front end of power head assembly, the drilling rod is detachable to be connected on the drilling rod base, the central axis and the drilling rod coincidence of drilling rod base.
8. The track for driving the drilling machine to ascend and descend by the double-row chain as claimed in claim 7, wherein: the drill rod base comprises a first drill rod base and a second drill rod base, the diameter of the second drill rod base is larger than that of the first drill rod base, the second drill rod base is provided with a connecting shaft, and the connecting shaft is connected with the upper portion of the first drill rod base.
9. The track for driving the drilling machine to ascend and descend by the double-row chain as claimed in claim 7, wherein: the power head assembly is further provided with a telescopic groove and a driving motor for driving the head of the first drill rod base to move in a telescopic mode, the telescopic groove is formed in the power head assembly, the opening of the telescopic groove faces towards the first drill rod base, the telescopic groove is in threaded connection with the first drill rod base, and the driving motor is connected with an external power supply electrode.
10. The use method of the track for driving the drilling machine to lift and lower by the double-row chain as claimed in claim 9, is characterized in that: the method comprises the following steps:
s1, assembling the double-row chain track: the device comprises a large arm, a power head assembly, a power head base, a movable pulley block guide rail, a chain telescopic oil cylinder, a movable pulley block, a first double-row chain, a second double-row chain and a drill arm guide rail, wherein the drill arm guide rail is fixedly connected with the upper surface of the large arm, the power head base is arranged on the drill arm guide rail and is in sliding connection with the drill arm guide rail, the power head assembly is fixedly arranged above the power head base, the bottom and the top of the large arm are respectively and fixedly connected with a chain lower guide seat and a chain upper guide seat, a plurality of chain guide wheels are respectively arranged inside the chain lower guide seat and the chain upper guide seat, one end of the movable pulley block guide rail is connected with the bottom of the large arm, the other end of the movable pulley block guide rail is connected with the lower end of the chain telescopic oil cylinder, the top end of the chain telescopic oil cylinder is connected with the upper part of the large arm, one end of the first double-row chain is fixedly connected to the lower chain guide seat, the other end of the first double-row chain is connected with the lower end of the power head assembly by bypassing the first movable pulley and a chain guide wheel in the lower chain guide seat, the chain telescopic oil cylinder is further provided with a guide plate, one end of the second double-row chain is fixedly connected to the guide plate, and the other end of the second double-row chain is connected with the upper end of the power head assembly by bypassing the second movable pulley and the chain guide wheel in the upper chain guide seat;
s2, preparation stage: the chain telescopic oil cylinder contracts, the pulley block moves upwards in the movable pulley block guide rail, the first double-row chain and the second double-row chain drive the power head assembly to slide upwards under the drill boom guide rail, the drill rod is driven to apply the gravity to do work, and the drill rod ascends;
s3, in the operation stage, the chain telescopic oil cylinder extends, the pulley block moves downwards in the movable pulley block guide rail, the first double-row chain and the second double-row chain drive the power head assembly to slide downwards under the drill boom guide rail, and the drill rod descends vertically;
s4, replacing the drill rod with large diameter: the drill rod is detachably connected to the drill rod base, the central axis of the drill rod base coincides with the drill rod, the drill rod base comprises a first drill rod base and a second drill rod base, the diameter of the second drill rod base is larger than that of the first drill rod base, the second drill rod base is provided with a connecting shaft, and the connecting shaft is connected with the upper portion of the first drill rod base;
s5, hiding the first drill rod base: the power head assembly is further provided with a telescopic groove and a driving motor for driving the head of the first drill rod base to move in a telescopic mode, the telescopic groove is formed in the power head assembly, the opening of the telescopic groove faces towards the first drill rod base, the telescopic groove is in threaded connection with the first drill rod base, and the driving motor is connected with an external power supply electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010746185.6A CN111764845A (en) | 2020-07-29 | 2020-07-29 | Track for driving drilling machine to lift by adopting double rows of chains and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010746185.6A CN111764845A (en) | 2020-07-29 | 2020-07-29 | Track for driving drilling machine to lift by adopting double rows of chains and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111764845A true CN111764845A (en) | 2020-10-13 |
Family
ID=72727729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010746185.6A Withdrawn CN111764845A (en) | 2020-07-29 | 2020-07-29 | Track for driving drilling machine to lift by adopting double rows of chains and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111764845A (en) |
-
2020
- 2020-07-29 CN CN202010746185.6A patent/CN111764845A/en not_active Withdrawn
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| CB03 | Change of inventor or designer information |
Inventor after: Wang Run Inventor after: Yang Jinmei Inventor after: Tan Junxiang Inventor after: Liu Zhijie Inventor after: Zhu Yujiang Inventor after: Niu Zeliang Inventor after: Wu Wei Inventor after: Shen Shiquan Inventor after: Li Jin Inventor after: Wang Xianyang Inventor after: Zhang Size Inventor after: Jiang Jia Inventor after: Chen Youcai Inventor after: Chen Shuai Inventor after: Wen Kui Inventor after: Xu Benchun Inventor before: Zhang Size Inventor before: Li Jin Inventor before: Niu Zeliang Inventor before: Wu Wei Inventor before: Wang Run Inventor before: Zhu Yujiang Inventor before: Wang Xianyang Inventor before: Shen Shiquan Inventor before: Jiang Jia Inventor before: Chen Youcai Inventor before: Chen Shuai Inventor before: Wen Kui Inventor before: Xu Benchun Inventor before: Yang Jinmei Inventor before: Tan Junxiang Inventor before: Liu Zhijie |
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Application publication date: 20201013 |
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| WW01 | Invention patent application withdrawn after publication |