11results about "Picks" patented technology

The utility model discloses a kind of electric grab convenient for motor disassembly and assembly.The utility model includes: shell, the bottom of the shell is provided with motor compartment, the bottom end inside the motor compartment is provided with fixed frame and motor, the bottom of the motor compartment is provided with base;Base, the middle position of the top of the both sides of base is rotatably provided with knob, the middle position of the top of one side inside the base is provided with locking structure.The utility model is provided with locking structure, by locking structure and abutment cooperation, the disassembly and assembly between base and motor compartment are facilitated, then by clamping block and fixed frame cooperation, the disassembly and assembly between motor and motor compartment are facilitated, motor disassembly and assembly procedure are simplified, unnecessary component disassembly and assembly procedure is reduced, disassembly and assembly work hour is reduced, and work efficiency is improved.

The utility model discloses an electric pick with dustproof and cooling functions, which belongs to the field of electric picks and comprises an electric pick main body, a piston cylinder is arranged on the electric pick main body, a piston rod is arranged in the piston cylinder, and a mounting head is arranged at the tail end of the piston rod. The heat dissipation cover is arranged, the exhaust fan is arranged on the inclined face of the heat dissipation cover and used in cooperation with heat dissipation fins, heat in the piston cylinder is extracted while heat in the electric pick body is exhausted, heat dissipation and cooling can be effectively conducted, a dustproof air inlet structure is adopted, a sliding block is arranged in a movable hole and used in cooperation with a rotating rod and a scraping plate, and the heat dissipation effect is good. The dust screen can be cleaned regularly, the air inlet effect of the dust screen is guaranteed, the rotating rod is rotated through the control rod during dust cleaning, the scraping plate makes contact with the dust screen to conduct cleaning work, after the control rod is loosened, the scraping plate rotates and resets through the rotating rod under the action of the V-shaped elastic piece, at the moment, the scraping plate does not make contact with the dust screen, and normal use of the dust screen is not affected.

The utility model relates to an ice beating pickaxe for a tunnel, and relates to the technical field of railway contact networks. The pickaxe comprises a pickaxe insulating plate, a through hole is formed in the center of the pickaxe insulating plate, and a pickaxe insulating rod is inserted into the through hole; the arc-shaped plate is arranged at the position, corresponding to the through hole, of the pickaxe insulating plate; the connecting assembly is arranged in the pickaxe insulating rod, and the connecting assembly comprises a movable sleeve which is arranged in a sliding mode; the mechanical strength of the ice breaking pickaxe head is effectively improved, the problem that an original applicable product is frequently broken due to high-strength use can be effectively solved, the operation completion rate is better guaranteed, and meanwhile time wasted by replacement of a new tool and the cost for purchasing the new tool are reduced; and a novel connecting method is adopted, so that the ice-beating pickaxe is more convenient to disassemble and assemble, the operation time is reduced, and potential safety hazards caused by inconvenient disassembly and assembly of the ice-beating pickaxe can be reduced.

The utility model discloses an auxiliary dismantling device for municipal pipeline replacement, which relates to the technical field of pipeline dismantling devices, and comprises an air pick assembly consisting of an air pick main body and a pick head, and a dustproof intercepting assembly, the dustproof interception assembly comprises an interception unit, a telescopic guide unit and a dust falling unit; the intercepting unit is used for intercepting stone particles splashing upwards; the telescopic guiding unit is used for providing guiding and resetting force for stretching and retracting of the intercepting unit. And the dust falling unit is used for performing spraying and dust falling on dust generated by crushing. By arranging the dustproof intercepting assembly, stone particles splashing upwards can be intercepted through the conical corrugated cover, so that the stone particles are prevented from splashing upwards to the face of an operator and hurting the face of the operator, meanwhile, water mist is sprayed out through a plurality of spray heads to annularly cover a crushing area, dust generated by crushing can be intercepted, and the crushing efficiency is improved. And the dust is prevented from scattering to influence the breathing health of operators.

The mining hammer comprises a quick release rod, an elastic frame is sleeved outside the quick release rod, a handle is fixedly connected to the tail of the elastic frame, a rotating ring is rotatably mounted on the head of the elastic frame, a pickaxe and a hammer head are fixedly connected to the periphery of the rotating ring, and the quick release rod penetrates through the rotating ring. The elastic frame comprises an elastic frame body, the head of the elastic frame body is fixedly connected with a clamping ring, and one side of the clamping ring is fixedly connected with an annular shaft. The elastic frame further comprises a reinforcing sleeve, and the reinforcing sleeve is fixedly connected to the tail of the elastic frame body. The elastic frame further comprises hemispherical blocks, and the hemispherical blocks are evenly and fixedly connected to one face of the clamping ring. The rotating ring comprises a ring body, the quick release rod is loosened, the elastic frame loosens the rotating ring, the rotating ring restores rotation, the rotating ring is rotated to switch the pickaxe and the hammer head, the quick release rod is pressed tightly, the elastic frame is tightened through the quick release rod, the rotating ring is clamped and fixed through the elastic frame, and the pickaxe or the hammer head can be switched conveniently according to target ore needs.

The utility model discloses a mining air pick capable of automatically removing slag, and relates to the technical field of air picks. The mining air pick capable of automatically removing slag comprises an air pick shell, the slag removal assembly comprises a connecting cover, the surface of the connecting cover is rotatably connected with a protective cover, the inner wall of the protective cover is fixedly connected with a plurality of blades, the lower end of the connecting cover is provided with a plurality of vent holes, and the lower end of the protective cover is fixedly connected with a connecting plate; a plurality of second cleaning brushes are fixedly connected to the lower end of the connecting plate, a plurality of first cleaning brushes are fixedly connected to the upper end of the protective cover, the blades are driven to rotate by waste gas generated by impact of the piston, the first cleaning brushes and the second cleaning brushes are driven to synchronously remove slag, and the first cleaning brushes annularly distributed at the upper end remove dust particles; and the second cleaning brush at the lower end quickly sweeps rock debris accumulated around the pickaxe drill rod at high frequency through rotating centrifugal force, so that the slag removal efficiency is improved, and the automation degree of the device is improved.

The utility model discloses a convenient to assemble dismount's electric grab, including electric grab main part, the front end of electric grab main part is provided with the assembling mechanism, the assembling mechanism includes the assembling seat of fixed connection in the front end of electric grab main part, the front end of assembling seat is opened with the sliding slot, the inboard inner wall of assembling seat is fixedly connected with the support frame, the inboard of support frame is fixedly connected with the limiting rod. The utility model discloses a convenient to assemble dismount's electric grab, through pulling the push block, make the spacer drive control lever movement to with make control ring along the spring extrusion limiting rod, simultaneously make control lever drive telescopic head movement, reach convenient for telescopic head to separate the purpose of handle, and then convenient for dismounting handle, so convenient for construction personnel to carry electric grab main part, and loosen the push block to spring will control lever upward push, and then convenient for telescopic head to be inserted into handle, thereby convenient for installing handle.

The utility model relates to an electric pick with a protection function, which is characterized by comprising an electric pick, a pick head, a mounting plate, sleeve rods, telescopic rods, flexible cloth, fixing screws, reset springs and a dust falling component, the pick head is mounted at the lower end of the electric pick, the mounting plate is connected to the lower end of the electric pick, the sleeve rods are connected to the four ends of the bottom surface of the mounting plate, the telescopic rods are slidably connected into the sleeve rods, and the flexible cloth is arranged on the telescopic rods. The fixing screws are in threaded connection with the sleeve rods and the telescopic rods, flexible cloth is connected between the adjacent sleeve rods through the fixing screws, flexible cloth is connected between the adjacent telescopic rods through the fixing screws, reset springs are arranged in the sleeve rods, the bottoms of the reset springs are connected with the telescopic rods, and a dust falling assembly for absorbing dust is arranged on the bottom side of the mounting plate. The pickaxe has the advantages that through cooperation of the flexible cloth, the sleeve rod and the telescopic rod, the flexible cloth wraps the pickaxe, the function of blocking splashing chippings is achieved, and finally the purpose of protecting the safety of operators and the surrounding environment is achieved.

The invention provides a pickaxe drill rod, a pickaxe tool and application, and belongs to the technical field of engineering machinery tools. The pickaxe drill rod is provided with a first end and a second end which deviate from each other in the extension direction of the pickaxe drill rod, the first end of the pickaxe drill rod is provided with a gradually-shrunk structure, the pickaxe drill rod is made of alloy steel, and the alloy steel comprises the following chemical components in percentage by mass: 0.30-1.20% of carbon, 0.30-1.20% of nickel, 0.30-1.20% of nickel, 0.30- 0.10% to 1.20% of silicon; 0.20% to 0.90% of manganese; 3.00% to 9.00% of chromium; 1.20% to 2.00% of molybdenum; 0.20-0.50% of vanadium, less than or equal to 0.030% of phosphorus, less than or equal to 0.030% of sulfur, and the balance of iron and inevitable impurities. The pickaxe drill rod provided by the invention is based on reasonable proportioning of the chemical components, and has relatively high wear resistance and relatively excellent impact fatigue resistance when being subsequently applied to cold forging hardening treatment of a high-manganese steel casting.

This utility model provides an electric pick with a double-link structure, including a cylinder liner, a chuck body, a gearbox, and a motor. A main cylinder is housed within the cylinder liner, and a pick drill bit is inserted into the chuck body and fixed by a chuck sleeve assembly. An impact rod and a hammer are sequentially arranged within the main cylinder, with one end of the pick drill bit extending into the impact rod. A double-link structure is also provided between the main cylinder and the gearbox, and this double-link structure is connected to a secondary cylinder within the gearbox. The output shaft of the motor meshes with the double-link structure, driving the double-link structure to perform eccentric rotation, causing the double-link structure to alternately compress air into the main cylinder and the secondary cylinder. This electric pick, through the design of the double-link structure, enables the double-link to perform eccentric rotational motion, allowing the main link to undertake the primary crushing work, improving the crushing efficiency of the electric pick, while the secondary link plays a role in mitigating machine vibration and assisting in crushing, reducing vibration during the operation of the electric pick.

The utility model relates to the technical field of grab handle electric picks, in particular to a low-vibration grab handle electric pick which comprises a low-vibration grab handle electric pick body and a grab handle fixedly installed at the bottom of the low-vibration grab handle electric pick body, and a vibration reduction mechanism used for reducing vibration when the grab handle is used is arranged on the outer surface of the grab handle. Reinforcing mechanisms are arranged at the two ends of the vibration reduction mechanism correspondingly. Through the arrangement of the vibration reduction rubber sleeve and the elastic metal hoop, when the vibration reduction rubber sleeve needs to be replaced, the elastic metal hoop can be taken down by reversely rotating the nut and taking down the nut and the threaded column through a tool, so that the vibration reduction rubber sleeve is detached and replaced, and the hand holding stability is prevented from being reduced; and the personal safety of workers can be protected.