CN114562218B - Ratchet type automatic loading and unloading forward and reverse rotation communication drill rod of coal mine drilling robot - Google Patents
Ratchet type automatic loading and unloading forward and reverse rotation communication drill rod of coal mine drilling robot Download PDFInfo
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- CN114562218B CN114562218B CN202210231541.XA CN202210231541A CN114562218B CN 114562218 B CN114562218 B CN 114562218B CN 202210231541 A CN202210231541 A CN 202210231541A CN 114562218 B CN114562218 B CN 114562218B
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- bushing
- push rod
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- 238000005553 drilling Methods 0.000 title claims abstract description 47
- 239000003245 coal Substances 0.000 title claims abstract description 19
- 238000004891 communication Methods 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 56
- 210000001503 joint Anatomy 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims abstract description 5
- 210000000078 claw Anatomy 0.000 claims description 47
- 238000010276 construction Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000000670 limiting effect Effects 0.000 description 3
- 238000004880 explosion Methods 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
- E21B17/043—Threaded with locking means
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a ratchet type automatic assembling and disassembling forward and reverse rotation communication drill rod of a coal mine drilling robot, and relates to the technical field of drilling tools, wherein at least two drill rod bodies are arranged, a mandrel is sequentially arranged in a sleeve, and the mandrel is movably arranged in the drill rod body and is used for butt joint of another drill rod body; the extension mechanism is in abutting installation with the mandrel, and drives the mandrel to extend out or retract into the drill rod body; the triggering mechanism drives the elongation mechanism to push the mandrel forwards; the ratchet locking module is used for locking two adjacent drill rod bodies circumferentially and axially. The ratchet type automatic loading and unloading forward and reverse rotation communication drill rod of the coal mine drilling robot can realize that the drill rod is in forward and reverse rotation to buffer and loosen to treat the drilling holding accident, meanwhile, the drilling machine can also automatically load and unload the drill rod to realize communication transmission among the drill rods, technical support is provided for truly realizing the whole-process unmanned drilling construction on site, manual auxiliary operation is avoided when the drilling machine is applied to the drill rod, and the labor intensity of workers is reduced.
Description
Technical Field
The invention relates to the technical field of drilling tools, in particular to a ratchet type automatic loading and unloading forward and reverse rotation communication drill rod of a coal mine drilling robot.
Background
At present, most drill rods used for underground coal mine drilling construction are in conical threaded connection, and only one-way twists can be met, but in the actual drilling process, the phenomenon of hole collapse is very easy to occur due to the influence of complex stratum, and then drill sticking and drill holding accidents are caused. The existing threaded connection type drill rod cannot realize reverse rotation, so that the unlocking capacity of the existing threaded connection type drill rod is weak. And all need manual site auxiliary disassembly, can not utilize the rig to carry out mechanical automatic disassembly, reduced the operating efficiency.
In the future, the underground drilling construction of the coal mine gradually realizes automation and intellectualization, so that when an in-hole drill sticking or drill holding accident occurs, the drilling machine is required to automatically judge and perform forward and reverse rotation operation so as to realize rock debris loosening and stuck relieving. The drill rod with the square joint or spline housing structure used at present can realize the positive and negative rotation function, but can not realize the automatic disassembly of the drilling machine, so that the operation requirement of the automatic drilling machine can not be met.
Therefore, aiming at the problems that the existing underground coal mine forward and reverse rotatable drill rod needs manual cooperation when being dismounted and the automatic dismounting of a drilling machine cannot be realized, the invention provides the ratchet type automatic dismounting forward and reverse communication drill rod of the coal mine drilling robot, a simple mechanism is added in the unidirectional rotation threaded drill rod, the mechanical cooperation of the mechanism is utilized to realize the dismounting of the full drilling machine forward and reverse rotatable drill rod, and the manual auxiliary operation is eliminated.
Disclosure of Invention
The invention aims to provide a ratchet type automatic assembling and disassembling forward and reverse rotation communication drill rod of a coal mine drilling robot, so as to solve the problems that the existing forward and reverse rotation drill rod in the coal mine provided in the background art needs manual cooperation during disassembling and the automatic disassembly of a drilling machine cannot be realized.
In order to achieve the above purpose, the present invention provides the following technical solutions: the ratchet type automatic loading and unloading forward and backward rotation communication drill rod of the coal mine drilling robot comprises a drill rod body, wherein at least two drill rod bodies are arranged, two ends of the drill rod body are in an opening shape, the drill rod body comprises a sleeve, a first connector and a second connector, the sleeve is a hollow cylindrical pipe with two open ends, the first connector and the second connector are respectively fixedly installed at two ends of the sleeve, an internal thread is reserved on the inner wall of the first connector, an external thread matched with the internal thread of the first connector is reserved on the outer side of the second connector, the two drill rod bodies are in forward and backward butt joint through the first connector and the second connector, a clamping groove is reserved on the inner wall of the sleeve along the length direction of the sleeve, a mandrel (7), an extension mechanism (6), a trigger mechanism (5) and a ratchet locking module (4) are sequentially installed in the sleeve,
the mandrel is movably arranged in the drill rod body and is used for butt joint of another drill rod body;
the extension mechanism is in abutting installation with the mandrel, and drives the mandrel to extend out or retract into the drill rod body;
the trigger mechanism is in abutting installation with the rotating machine extension rod and drives the extension mechanism to push the mandrel forwards;
the ratchet locking module is fixedly butted with the ratchet locking module in the adjacent drill rod bodies, and the ratchet locking module is used for locking the two adjacent drill rod bodies circumferentially and axially;
and spring reset mechanisms are arranged on the mandrel, the extension mechanism and the trigger mechanism.
Preferably, the ratchet locking module, the triggering mechanism, the extension mechanism and the mandrel all form a dismounting structure with the drill rod body.
Further preferably, the ratchet locking module comprises a ratchet shell, a pawl and a ratchet, the ratchet shell is hollow and is in threaded connection with one end of the first joint, the pawl is mounted on the inner wall of the ratchet shell, the ratchet inside the pawl and the ratchet shell forms a ratchet structure, the thread engagement direction of the ratchet shell and the ratchet inside the sleeve is opposite to the thread engagement direction of the first joint and the second joint, the rotation direction of the ratchet is opposite to the thread engagement direction of the ratchet shell and the ratchet inside the sleeve, spline grooves are reserved on the inner wall of the ratchet along the length direction of the ratchet, and spline projections which are in shape fit with the spline grooves of the ratchet are reserved on the side face of the mandrel.
Preferably, the triggering mechanism comprises a first bushing, a first sliding claw, a second sliding claw, a first sliding claw guide rail, a second sliding claw guide rail, a first spring, a connecting rod and a second spring, wherein the first bushing is hollow, a clamping block which is matched with a clamping groove on the inner wall of the drill rod body is arranged on the side surface of the first bushing along the length direction of the first bushing, the first sliding claw and the second sliding claw are positioned inside the first bushing, the first sliding claw and the second sliding claw are formed by dividing a hollow cylinder, extension pieces with radian being one-fourth circumference are respectively reserved on opposite surfaces of the first sliding claw and the second sliding claw symmetrically, two second sliding claw guide rails which are matched with the second sliding claw in shape are formed between the extension pieces of the first sliding claw, two first sliding claw guide rails which are matched with the first sliding claw in shape are formed between the extension pieces of the second sliding claw, two extension piece ports on the first sliding claw are arranged to be inclined and opposite in inclination directions, two extension piece ports on the second sliding claw are arranged to be inclined and opposite in inclination directions, extension pieces on the first sliding claw are respectively reserved with extension pieces with radian being one-fourth circumference, the other end of the second sliding claw is sleeved with the connecting rod, and the other end of the second sliding claw is sleeved with the connecting rod is arranged at the middle position.
Further preferably, the first bushing comprises two semicircular tubular members divided along the length of the first bushing.
Preferably, the extension mechanism comprises a second bushing, a push rod, a third sliding claw, a third spring, a push rod rotating tooth, a third sliding claw rotating tooth, a second bushing through hole, a fourth sliding claw, a push rod positioning block, a first push rod positioning block guide rail and a second push rod positioning block guide rail, the second bushing is hollow and tubular, a clamping block which is matched with a clamping groove on the inner wall of the drill rod body is arranged on the side surface of the second bushing along the length direction of the second bushing, a second bushing through hole which is matched with the diameter of the connecting rod is reserved at one end of the second bushing facing the connecting rod, a push rod is arranged in the second bushing, a push rod positioning block is symmetrically arranged at the port on the outer side of the push rod, a third spring is sleeved on the push rod, two fourth sliding claws are symmetrically arranged at the other end of the second bushing along the length direction of the push rod, a first push rod positioning block guide rail which is matched with the width of the push rod positioning block is formed between the two fourth sliding claws, a second push rod positioning block guide rail is reserved on the outer port of the fourth sliding claw, the depth of the second push rod positioning block guide rail is smaller than that of the first push rod positioning block guide rail, a third sliding claw is arranged at one end of the push rod facing the connecting rod, the opposite to the third sliding claw and the third sliding claw rotating tooth are respectively formed by the third sliding claw rotating tooth and the third sliding claw.
Preferably, a fourth spring is sleeved on the mandrel, and the size of the fourth spring is larger than the size of the opening of the drill rod body at the end of the mandrel.
Compared with the prior art, the invention has the beneficial effects that: the ratchet type automatic loading and unloading forward and reverse rotation communication drill rod of the coal mine drilling robot realizes locking or unlocking among the drill rods through the ratchet locking module, realizes buffer loosening treatment of forward and reverse rotation of the drill rods, and simultaneously, the drilling machine can also automatically load and unload the drill rods, thereby providing technical support for truly realizing the whole-process unmanned drilling construction on site; the manual auxiliary operation is eliminated, and the labor intensity of workers is reduced.
Drawings
FIG. 1 is a schematic view of the overall internal cross-section structure of the present invention;
FIG. 2 is a schematic view of an exploded construction of the elongation mechanism of the present invention;
FIG. 3 is a schematic view of a third slider structure according to the present invention;
FIG. 4 is a schematic view of a partial explosion structure of the trigger mechanism of the present invention;
FIG. 5 is a schematic diagram of an explosion structure of the trigger mechanism of the present invention;
FIG. 6 is a schematic view of a ratchet locking module according to the present invention.
In the figure: 1. a sleeve; 2. a first joint; 3. a second joint; 4. a ratchet locking module; 401. a ratchet housing; 402. a pawl; 403. a ratchet wheel; 5. a trigger mechanism; 501. a first bushing; 502. a first slide claw; 503. a second slide claw; 504. a first slide jaw guide rail; 505. a second slide jaw guide rail; 506. a first spring; 507. a connecting rod; 508. a second spring; 6. an extension mechanism; 601. a second bushing; 602. a push rod; 603. a third slide claw; 604. a third spring; 605. the push rod rotates the teeth; 606. the third sliding claw rotates the teeth; 607. a second bushing through hole; 608. a fourth slide claw; 609. a push rod positioning block; 6010. a first push rod positioning block guide rail; 6011. the second push rod positioning block guide rail; 7. a mandrel; 8. and a fourth spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a colliery drilling robot's ratchet formula automatic handling forward and backward communication drilling rod, including the drilling rod body, the drilling rod body is provided with two at least, drilling rod body both ends are the opening form, the drilling rod body includes sleeve pipe 1, first joint 2 and second joint 3, sleeve pipe 1 is the hollow cylinder pipe of both ends open-ended, first joint 2, second joint 3 fixed mounting respectively is at the both ends of sleeve pipe 1, the internal thread is reserved to the inner wall of first joint 2, the external screw thread that agrees with the internal screw thread of first joint 2 is reserved in the outside of second joint 3, two drilling rod bodies are through first joint 2 and the positive and negative butt joint of second joint 3, the draw-in groove is reserved on sleeve pipe 1 inner wall along its length direction, dabber 7 is installed to the inside order of sleeve pipe 1, extension mechanism 6, trigger mechanism 5 and ratchet locking module 4, wherein,
the mandrel 7 is movably arranged in the drill rod body and is used for butt joint of another drill rod body;
the extension mechanism 6 is in abutting fit with the mandrel 7, and the extension mechanism 6 drives the mandrel 7 to extend out of or retract into the drill rod body;
the trigger mechanism 5 is arranged in a manner that the trigger mechanism 5 is in abutting connection with the extension rod of the rotary machine, and the trigger mechanism 5 drives the extension mechanism 6 to push the mandrel 7 forwards;
the ratchet locking module 4 is fixedly butted with the ratchet locking module 4 in the adjacent drill rod bodies by the mandrel 7, and the ratchet locking module 4 is used for circumferential and axial locking of the two adjacent drill rod bodies;
the mandrel 7, the extension mechanism 6 and the trigger mechanism 5 are all provided with spring return mechanisms.
Preferably, the ratchet locking module 4, the triggering mechanism 5, the extension mechanism 6 and the mandrel 7 all form a disassembly structure with the drill rod body.
As a further preferable example, the ratchet locking module 4 includes a ratchet housing 401, a pawl 402 and a ratchet 403, the ratchet housing 401 is hollow, and the ratchet housing 401 and the sleeve 1 are in threaded connection at one end of the first joint 2, the pawl 402 is mounted on the inner wall of the ratchet housing 401, the pawl 402 and the ratchet 403 inside the ratchet housing 401 form a ratchet structure, the threaded engagement direction of the ratchet housing 401 and the sleeve 1 is opposite to the threaded engagement direction of the first joint 2 and the second joint 3, the rotation direction of the ratchet 403 is opposite to the threaded engagement direction of the ratchet housing 401 and the sleeve 1, a spline groove is reserved on the inner wall of the ratchet 403 along the length direction thereof, and a spline bump matching the shape of the spline groove of the ratchet 403 is reserved on the side surface of the mandrel 7.
Preferably, the triggering mechanism 5 includes a first bushing 501, a first sliding jaw 502, a second sliding jaw 503, a first sliding jaw guide 504, a second sliding jaw guide 505, a first spring 506, a connecting rod 507 and a second spring 508, the first bushing 501 is hollow, a fixture block which is engaged with a clamping groove on the inner wall of the drill rod body is arranged on the side surface of the first bushing 501 along the length direction of the first bushing, the first sliding jaw 502 and the second sliding jaw 503 are positioned in the first bushing 501, the first sliding jaw 502 and the second sliding jaw 503 are formed by dividing a hollow cylinder, extension pieces with radian being a quarter circumference are respectively reserved on opposite surfaces of the first sliding jaw 502 and the second sliding jaw 503 symmetrically, two second sliding jaw guide 505 which are engaged with the second sliding jaw 503 are formed between the extension pieces of the first sliding jaw 502, two extension piece ports on the first sliding jaw 502 are arranged in an inclined shape and opposite to the inclined direction, two extension pieces on the second sliding jaw 503 are arranged in an inclined shape, the other end of the second sliding jaw 503 is provided with a connecting rod 507, a connecting rod is sleeved on the second sliding jaw 503, and the other end of the second sliding jaw 503 is sleeved with a connecting rod 507.
As a further preferred feature, the first bushing 501 comprises two semicircular tubular members that are segmented along the length of the first bushing 501.
As a preferred option, the extension mechanism 6 includes a second bushing 601, a push rod 602, a third sliding jaw 603, a third spring 604, a push rod rotary tooth 605, a third sliding jaw rotary tooth 606, a second bushing through hole 607, a fourth sliding jaw 608, a push rod positioning block 609, a first push rod positioning block guide rail, 6010, and a second push rod positioning block guide rail 6011, the second bushing 601 is hollow tubular, a fixture block engaged with a clamping groove on the inner wall of the drill rod body is long arranged on the side surface of the second bushing 601 along the length direction of the second bushing, a second bushing through hole 607 engaged with the diameter of the connecting rod 507 is reserved on one end of the second bushing 601 facing the connecting rod 507, a push rod 602 is installed inside the second bushing 601, a push rod positioning block 609 is symmetrically arranged at the outer side port of the push rod 602, a third spring 604 is sleeved on the push rod 602, two fourth sliding jaws 608 are symmetrically arranged on the other end of the second bushing 601 along the length direction of the second bushing, a first push rod positioning block guide rail 6010 engaged with the width of the push rod positioning block 609 is formed between the two fourth sliding jaws 608, a second push rod positioning block guide rail 6011 is arranged on the outer port of the fourth sliding block 608, the depth of the second sliding jaw 601 is smaller than the first sliding jaw positioning block guide rail 6011, and the first sliding jaw 602 is extended from the first sliding jaw 602 to the first sliding jaw 602 and the second sliding jaw 602 is in a sliding jaw 602 and the corresponding depth of the sliding jaw 602 is in a sliding jaw 602, and the sliding jaw 602 is in a sliding jaw 602 is matched with a sliding jaw 602.
Preferably, the mandrel 7 is sleeved with a fourth spring 8, and the size of the fourth spring 8 is larger than the size of an opening of the drill rod body at the end of the mandrel 7.
The working principle of the invention will be explained in detail below:
the two drill rod bodies are in forward and reverse butt joint through the first joint 2 and the second joint 3, the front extension rod of the drilling machine is connected with one drill rod body through a threaded joint, the front extension rod of the drilling machine activates the triggering mechanism 5 of the drill rod body while being connected, the first sliding claw 502 and the second sliding claw 503 in the triggering mechanism 5 relatively push the second sliding claw 503 under the limiting action of the first sliding claw guide rail 504 and the second sliding claw guide rail 505, the connecting rod 507 is driven to enable the push rod 602 in the extension mechanism 6 to move out of the first push rod positioning block guide rail, the push rod 602 rotates under the limiting action of the push rod rotating teeth 605 and the third sliding claw rotating teeth 606 on the push rod 602 and the third sliding claw 603, the push rod positioning block 609 is pushed forward in the first push rod positioning block guide rail 6010, finally is clamped in the second push rod positioning block guide rail 6011, the push rod 602 is blocked under the acting force of the third spring 604 and the fourth spring 8, the second joint 3 of the drill rod body is driven to be connected with the first joint 1 of the other body through threads, and the ratchet wheel 403 is connected with the ratchet wheel on the upper surface of the other body through the ratchet wheel 403. And after the two drill rods are connected, the screw thread and the ratchet mechanism are locked in the forward and reverse directions.
The automatic disassembly working sequence of the drill rod is as follows: after the drill rod body is connected, the drilling machine is disconnected with the drill rod body, the drilling machine is connected with the drill rod body again, meanwhile, the front extension rod of the drilling machine repeats the steps, the triggering mechanism 5 enables the front extension structure 6 to push the mandrel 7 again, under the limiting effect of the push rod rotating teeth 605 and the third sliding claw rotating teeth 606 on the push rod 602 and the third sliding claw 603, the push rod 602 rotates and enables the push rod positioning block 609 to be separated from the second push rod positioning block guide rail 6011 and enter the first push rod positioning block guide rail 6010 again, under the acting force of the third spring 604 and the fourth spring 8, the push rod 602 is blocked and the mandrel 7 is retracted, finally the mandrel 7 is disconnected with the ratchet slot of the drill rod body 403, the communication joint is separated, and the two drill rods become locked in a threaded single direction. At this time, the two drill rod bodies are reversely rotated under the drive of the drilling machine, so that the disconnection is completed.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a colliery drilling robot's ratchet formula automatic handling forward and reverse rotation communication drilling rod which characterized in that: comprises a drill rod body, at least two drill rod bodies are arranged, two ends of the drill rod body are in an opening shape, the drill rod body comprises a sleeve (1), a first joint (2) and a second joint (3), the sleeve (1) is a hollow cylindrical pipe with two open ends, the first joint (2) and the second joint (3) are respectively and fixedly arranged at two ends of the sleeve (1), an internal thread is reserved on the inner wall of the first joint (2), an external thread matched with the internal thread of the first joint (2) is reserved on the outer side of the second joint (3), two drill rod bodies are in positive and negative butt joint through the first joint (2) and the second joint (3), a clamping groove is reserved on the inner wall of the sleeve (1) along the length direction of the sleeve, a mandrel (7), an extension mechanism (6), a trigger mechanism (5) and a ratchet locking module (4) are sequentially arranged in the sleeve (1),
the mandrel (7) is movably arranged in the drill rod body and is used for butt joint of the other drill rod body;
the extension mechanism (6) is in abutting installation with the mandrel (7), and the extension mechanism (6) drives the mandrel (7) to extend out or retract into the drill rod body;
the trigger mechanism (5) is in abutting installation with the rotating machine extension rod, and the trigger mechanism (5) drives the extension mechanism (6) to push the mandrel (7) forwards;
the ratchet locking module (4) is fixedly butted with the ratchet locking module (4) in the adjacent drill rod bodies, and the ratchet locking module (4) is used for locking the two adjacent drill rod bodies circumferentially and axially;
spring reset mechanisms are arranged on the core shaft (7), the extension mechanism (6) and the trigger mechanism (5).
2. The ratchet type automatic loading and unloading forward and reverse rotation communication drill rod of the coal mine drilling robot as claimed in claim 1, wherein: the ratchet locking module (4), the triggering mechanism (5), the extension mechanism (6) and the mandrel (7) all form a dismounting structure with the drill rod body.
3. The ratchet type automatic loading and unloading forward and reverse rotation communication drill rod of the coal mine drilling robot as claimed in claim 2, wherein: the ratchet locking module (4) comprises a ratchet shell (401), a pawl (402) and a ratchet (403), wherein the ratchet shell (401) is hollow and is in threaded connection with one end of a first joint (2) through a sleeve (1), the pawl (402) is arranged on the inner wall of the ratchet shell (401), the ratchet (403) inside the pawl (402) and the ratchet shell (401) form a ratchet structure, the threaded engagement direction of the ratchet shell (401) and the sleeve (1) is opposite to the threaded engagement direction of the first joint (2) and the second joint (3), the rotation direction of the ratchet (403) is opposite to the threaded engagement direction of the ratchet shell (401) and the sleeve (1), spline grooves are reserved on the inner wall of the ratchet (403) along the length direction of the ratchet, and spline projections which are in fit with the shape of the spline grooves of the ratchet (403) are reserved on the side surface of the mandrel (7).
4. The ratchet type automatic loading and unloading forward and reverse rotation communication drill rod of the coal mine drilling robot as claimed in claim 1, wherein: the triggering mechanism (5) comprises a first bushing (501), a first sliding jaw (502), a second sliding jaw (503), a first sliding jaw guide rail (504), a second sliding jaw guide rail (505), a first spring (506), a connecting rod (507) and a second spring (508), wherein the first bushing (501) is hollow, a clamping block which is matched with a clamping groove on the inner wall of a drill rod body is arranged on the side surface of the first bushing (501) along the length direction of the first bushing, the first sliding jaw (502) and the second sliding jaw (503) are positioned in the first bushing (501), the first sliding jaw (502) and the second sliding jaw (503) are divided by a hollow cylinder, extension sheets with radian being one-fourth circumference are respectively reserved on opposite surfaces of the first sliding jaw (502) and the second sliding jaw (503), two second sliding jaw guide rails (505) which are matched with the shape of the second sliding jaw (503) are formed between the extension sheets of the first sliding jaw (502), the two sliding jaws (503) are formed between the extension sheets of the second sliding jaw (503) and are matched with the first sliding jaw (502), the two sliding jaws (506) are obliquely arranged on the opposite sides of the first sliding jaw (503), the two sliding jaws (503) are obliquely matched with the first sliding jaw (503) and are obliquely arranged on the first sliding jaw (503) and are obliquely matched with the first sliding jaw (503) and obliquely (503), the two sliding jaws (503) and the first sliding jaw (503) and the sliding jaw (503) is obliquely matched with the sliding jaw (has a port (spring (slide, and the sliding jaw (has the sliding jaw is formed, a connecting rod (507) is arranged at the middle position of the other end of the second sliding claw (503), and a second spring (508) is sleeved on the connecting rod (507).
5. The ratchet type automatic loading and unloading forward and reverse rotation communication drill rod of the coal mine drilling robot as set forth in claim 4, wherein: the first bushing (501) comprises two semicircular tubular members divided along the length of the first bushing (501).
6. The ratchet type automatic loading and unloading forward and reverse rotation communication drill rod of the coal mine drilling robot as claimed in claim 1, wherein: the extension mechanism (6) comprises a second bushing (601), a push rod (602), a third sliding jaw (603), a third spring (604), a push rod rotating tooth (605), a third sliding jaw rotating tooth (606), a second bushing through hole (607), a fourth sliding jaw (608), a push rod positioning block (609), a first push rod positioning block guide rail (6010), a second push rod positioning block guide rail (6011), a second bushing (601) is hollow and tubular, a clamping block which is matched with a clamping groove on the inner wall of a drill rod body is arranged on the side surface of the second bushing (601) along the length direction of the second bushing, a second bushing through hole (607) which is matched with the diameter size of the connecting rod (507) is reserved at one end of the second bushing (601) facing the connecting rod (507), a push rod (602) is mounted in the second bushing, push rod positioning block (609) is symmetrically arranged at the outer side port of the push rod (602), a third spring (604) is sleeved on the push rod positioning block (602), two fourth sliding jaws (608) are symmetrically arranged at the other end of the second bushing (601) along the length direction of the second bushing, a second positioning block (608) is formed by reserving a first positioning block (6011) which is matched with the width of the push rod positioning block (608), the depth of the second push rod positioning block guide rail (6011) is smaller than that of the first push rod positioning block guide rail (6010), a third sliding jaw (603) is arranged at one end, opposite to the connecting rod (507), of the push rod (602), push rod rotating teeth (605) and third sliding jaw rotating teeth (606) are respectively arranged on the opposite faces of the push rod (602) and the third sliding jaw (603), and the push rod (602) and the third sliding jaw (603) form a circumferential rotating structure through the push rod rotating teeth (605) and the third sliding jaw rotating teeth (606).
7. The ratchet type automatic loading and unloading forward and reverse rotation communication drill rod of the coal mine drilling robot as claimed in claim 1, wherein: and a fourth spring (8) is sleeved on the mandrel (7), and the size of the fourth spring (8) is larger than the opening size of the drill rod body at the end of the mandrel (7).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210231541.XA CN114562218B (en) | 2022-03-10 | 2022-03-10 | Ratchet type automatic loading and unloading forward and reverse rotation communication drill rod of coal mine drilling robot |
| NL2032272A NL2032272B1 (en) | 2022-03-10 | 2022-06-24 | Ratchet-type automatic-assembling-and- disassembling forward-and-reverse-rotatable communication drill pipe for coal mine drilling robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210231541.XA CN114562218B (en) | 2022-03-10 | 2022-03-10 | Ratchet type automatic loading and unloading forward and reverse rotation communication drill rod of coal mine drilling robot |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114562218A CN114562218A (en) | 2022-05-31 |
| CN114562218B true CN114562218B (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210231541.XA Active CN114562218B (en) | 2022-03-10 | 2022-03-10 | Ratchet type automatic loading and unloading forward and reverse rotation communication drill rod of coal mine drilling robot |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114562218B (en) |
| NL (1) | NL2032272B1 (en) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106014284B (en) * | 2016-07-11 | 2018-06-05 | 钟鸣远 | Rotating tool joint that spline socket joint plug-in is mining |
| CN111946286B (en) * | 2020-09-09 | 2022-11-15 | 新疆华油油气工程有限公司 | Lifting rotary reversing tool |
| CN112576204B (en) * | 2020-10-18 | 2023-06-23 | 中煤科工集团重庆研究院有限公司 | Ratchet type drilling rod capable of rotating positively and negatively |
| CN112343521B (en) * | 2020-10-18 | 2023-06-09 | 中煤科工集团重庆研究院有限公司 | Ratchet self-locking type drilling rod capable of rotating positively and negatively |
| CN214170471U (en) * | 2020-10-18 | 2021-09-10 | 中煤科工集团重庆研究院有限公司 | Self-locking drill rod assembly capable of rotating forwards and backwards |
| CN214091750U (en) * | 2020-10-18 | 2021-08-31 | 中煤科工集团重庆研究院有限公司 | Ratchet type drill rod assembly capable of rotating forwards and reversely |
| CN112145093A (en) * | 2020-10-23 | 2020-12-29 | 中煤科工集团重庆研究院有限公司 | Series control automatic loading and unloading drill rod capable of rotating forward and backward |
| CN112360354B (en) * | 2020-11-29 | 2023-03-14 | 重庆梅安森科技股份有限公司 | Mining drill rod assembly capable of rotating forwards and backwards |
| CN112664147B (en) * | 2020-12-07 | 2022-11-25 | 中煤科工集团重庆研究院有限公司 | Tooth-embedded stop type forward and reverse rotation drill rod |
| CN214145402U (en) * | 2020-12-07 | 2021-09-07 | 中煤科工集团重庆研究院有限公司 | Tooth-embedded stop type forward and reverse rotation drill rod |
-
2022
- 2022-03-10 CN CN202210231541.XA patent/CN114562218B/en active Active
- 2022-06-24 NL NL2032272A patent/NL2032272B1/en active
Also Published As
| Publication number | Publication date |
|---|---|
| CN114562218A (en) | 2022-05-31 |
| NL2032272A (en) | 2023-09-13 |
| NL2032272B1 (en) | 2023-12-20 |
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