CN218293505U

CN218293505U - Rock drilling arm

Info

Publication number: CN218293505U
Application number: CN202222464356.3U
Authority: CN
Inventors: 张镇; 邹海波; 王子文; 杨明; 王再兴; 刘建春; 邢健; 于丕杰; 李嘉明
Original assignee: Jiangxi Siton Machinery Manufacturing Co Ltd
Current assignee: Jiangxi Siton Machinery Manufacturing Co Ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-01-13
Anticipated expiration: 2032-09-16

Abstract

The invention provides a rock drilling boom, which relates to the technical field of rock drilling equipment and comprises a rear translational seat, a main boom, a front translational seat, a rotary swing oil cylinder, a crank arm and a propelling mechanism; the rear translational seat is vertically hinged on the drill jumbo, so that the rear translational seat horizontally swings; one end of the main arm is horizontally hinged with the rear translational seat, so that the main arm vertically swings; the front translation seat is horizontally hinged with the other end of the main arm, so that the front translation does vertical swing; the rotary swing oil cylinder is vertically hinged with the front translation seat, so that the rotary swing oil cylinder horizontally swings; one end of the crank arm is connected with a rotary swing oil cylinder, and the rotary swing oil cylinder drives the crank arm to rotate circumferentially; the propelling mechanism is horizontally hinged with the other end of the crank arm, so that the propelling mechanism vertically swings and can horizontally move along the length direction of the propelling mechanism. This rock drilling boom compact structure, ability multi-angle is adjusted, and the flexibility ratio is high, and the precision is high, is convenient for draw the drilling in heart hole.

Description

Rock drilling arm

Technical Field

The disclosure relates to the technical field of rock drilling equipment, and more particularly relates to a rock drilling boom.

Background

The tunneling drill carriage is used for underground tunneling engineering of underground mine roadways, railway and highway tunnels, hydraulic culverts and the like. In the mining operation, the tunneling drill carriage plays a vital role, and is a main rock drilling tool for mining and mine tunnel construction, in the construction process of tunnel, underground engineering and mining, the tunneling drill carriage is usually used for construction by a drilling and blasting method, blasting holes are drilled, and in the actual construction process, because tunnel excavation blasting usually only has one face, in order to improve the blasting effect, a plurality of coring holes (also called as slot holes) are usually required to be arranged at the proper position of an excavation section (usually on the lower part of the center), so that the tunneling drill carriage is firstly detonated, and the face near the blast hole is created, thereby improving the blasting effect.

The rock drilling boom is a working boom for supporting the tunneling drill carriage, and the flexibility, reliability and the like of the movement of the drilling boom all affect the application range and the production capacity of the tunneling drill carriage.

At present, a large number of mines with roadway sections of 2 mx 2m to 2.5 mx 2.5m exist in China, but the tunneling drill trucks applied to the small-section mine operation are lacked, and particularly, flexible and convenient drilling arms suitable for core hole drilling are lacked in the tunneling drill trucks, so that the mine tunneling operation of small sections (such as sections of 2 mx 2m to 2.5 mx 2.5 m) is difficult.

SUMMERY OF THE UTILITY MODEL

This is disclosed to among the prior art, the drilling that the drilling boom is used for drawing heart hole is convenient nimble, the suitability is not high inadequately, provides a drilling boom, and it uses conveniently, and the flexibility ratio is high, and the precision is high, is convenient for draw the drilling in heart hole.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the rock drilling arm comprises a rear translational seat, a main arm, a front translational seat, a rotary swing oil cylinder, a crank arm and a propelling mechanism;

the rear translational seat is vertically hinged to the drill jumbo and is provided with a driving mechanism for driving the rear translational seat to horizontally swing;

one end of the main arm is horizontally hinged with the rear translational seat, so that the main arm can vertically swing;

the front translation seat is horizontally hinged with the other end of the main arm, so that the front translation seat vertically swings;

the rotary swing oil cylinder is vertically hinged with the front translation seat, so that the rotary swing oil cylinder horizontally swings;

one end of the crank arm is connected with the rotary swing oil cylinder, the axis of the crank arm is vertical to the axis of the rotary swing oil cylinder, and the rotary swing oil cylinder drives the crank arm to rotate circumferentially;

the propulsion mechanism comprises a base and a propeller, the other end of the crank arm is horizontally hinged with the middle position of the base, so that the propulsion mechanism vertically swings, and a driving mechanism used for driving the propeller to horizontally move along the length direction of the propeller is further arranged on the base.

In some embodiments, the main arm has a bend, and the opening of the bend faces upwards, so that a certain avoidance space is arranged above the main arm, and the structure of the main arm is more compact.

In some embodiments, the driving mechanism arranged on the rear translational seat is a first oil cylinder, a cylinder body of the first oil cylinder is installed on the rock drilling jumbo, a piston rod of the first oil cylinder is connected with the rear translational seat, and the first oil cylinder is used for driving the main arm to swing horizontally.

In some embodiments, the rear translational seat is provided with a first protection member, the first protection member and the rear translational seat are of an integral structure, a first oil cylinder is arranged in the first protection member and located on the side surface of the main arm, and the first protection member can protect the oil cylinder from falling rocks, dust and the like during drilling operation.

In some embodiments, a second oil cylinder is arranged on the main arm, the second oil cylinder is located below the main arm, a cylinder body of the second oil cylinder is horizontally hinged to the rear translational seat, a piston rod of the second oil cylinder is horizontally hinged to the main arm, and the second oil cylinder is used for driving the bent arm to vertically swing.

In some embodiments, the main arm is further provided with a third oil cylinder, the third oil cylinder is located below the main arm, a cylinder body of the third oil cylinder is horizontally hinged to the main arm, a piston rod of the third oil cylinder is horizontally hinged to the front translational seat, and the third oil cylinder is used for driving the front translational seat to vertically swing.

In some embodiments, the main arm is provided with a connecting piece, the connecting piece is arranged below the main arm and is located at the bending position of the main arm, the piston rod of the second oil cylinder is horizontally hinged with the connecting piece, and the cylinder body of the third oil cylinder is horizontally hinged with the connecting piece.

In some embodiments, a fourth oil cylinder is arranged on the front translation seat, the fourth oil cylinder is located on the side face of the front translation seat, a cylinder body of the fourth oil cylinder is connected with the front translation seat, a piston rod of the fourth oil cylinder is vertically hinged to the rotary swing oil cylinder, and the fourth oil cylinder is used for driving the rotary swing oil cylinder to swing horizontally.

In some embodiments, the front translational seat is provided with a second protection piece, the second protection piece and the front translational seat are of an integral structure, and the fourth oil cylinder is arranged in the second protection piece and located on the side surface of the main arm.

In some embodiments, a fifth oil cylinder is arranged on the crank arm, a cylinder body of the fifth oil cylinder is horizontally hinged to a base of the propelling mechanism, a piston rod of the fifth oil cylinder is horizontally hinged to the crank arm, and the fifth oil cylinder is used for driving the propelling mechanism to vertically swing so as to adjust the pitching angle of the propelling mechanism.

In some embodiments, the fifth oil cylinder is arranged on one side, close to the working surface, of the propelling mechanism, so that a sufficient space is reserved behind the propelling mechanism, installation of other components is facilitated, interference of the components is avoided in the using process, the fifth oil cylinder is arranged in front of the propelling mechanism, pitching action of the propelling mechanism is more labor-saving, and the structure is more stable.

In some embodiments, the crank arm is further provided with a reinforcing rib, the reinforcing rib is arranged along the length direction of the crank arm, and the reinforcing rib enables the structure of the crank arm to be more stable and the strength to be stronger.

In some embodiments, the crank arm is further provided with a lifting ring, the lifting ring is arranged at one end of the crank arm close to the rotary swing cylinder, and the lifting ring can be used for traction or the drill boom can be used as a suspension arm.

Compared with the prior art, the rock drilling boom provided by the disclosure has the advantages that the structure is compact, the flexibility is high, the joint positions at the two ends of the main arm can swing horizontally and swing vertically, meanwhile, the propelling mechanism can also adjust in a pitching mode, rotate in the circumferential direction and move horizontally in the front-back direction, the rock drilling boom can be adjusted in multiple angles during drilling operation, the precision is higher, the rock drilling boom is convenient to operate, the application range is wide, and the rock drilling boom is particularly suitable for tunneling operation of small-section mines.

Drawings

The present disclosure will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that, the drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the scope of the disclosure. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

FIG. 1: the present disclosure provides a state structure diagram of a rock drilling boom;

FIG. 2: the state two structure schematic diagram of a rock drilling boom that this disclosure provides;

FIG. 3: the other angle structure schematic diagram of the state I of the rock drilling boom is provided by the disclosure;

FIG. 4 is a schematic view of: a top view of state three of a rock drilling boom provided by the present disclosure;

FIG. 5: a top view of state four of a rock drilling boom provided by the present disclosure;

FIG. 6: a front view of a state five of a rock drilling boom provided by the present disclosure;

FIG. 7: a front view of a state six of a rock drilling boom provided by the present disclosure;

wherein, 1, a rear translational seat; 101. a first guard; 2. a main arm; 201. a connecting member; 3. a front translational seat; 301. a second guard; 4. rotating the swing oil cylinder; 5. a crank arm; 501. a hoisting ring; 502. reinforcing ribs; 6. a propulsion mechanism; 601. a base; 701. a first cylinder; 702. a second oil cylinder; 703. a third oil cylinder; 704. a fourth cylinder; 705. and a fifth oil cylinder.

Detailed Description

The present disclosure is described in detail below with reference to the attached drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present disclosure is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the disclosure and are not intended to limit the disclosure.

It will be understood by those skilled in the art that in the present application, the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships that are based on those shown in the drawings, which are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the above terms should not be construed as limiting the present invention.

It should be particularly noted that, in order to clearly distinguish the pitching motion and the horizontal swinging motion of the structure, the horizontal hinge and the vertical hinge in the present invention are based on the simplified description of the rock drilling boom in the normal operation state, and the horizontal hinge means that the two connecting ends are hinged through the horizontal hinge shaft parallel to the horizontal plane, so that the two connecting ends can only relatively rotate in the vertical direction after being horizontally hinged and cannot move in the horizontal direction; the vertical hinge joint means that the two connecting ends are hinged through a vertical hinge shaft perpendicular to the horizontal plane, so that the two connecting ends can only rotate relatively in the horizontal direction after being vertically hinged and cannot move in the vertical direction.

As shown in fig. 1 to 7, the present disclosure provides a rock drilling boom, which is described in detail as follows:

the rock drilling boom convenient for punching the core hole comprises a rear translational seat 1, a main boom 2, a front translational seat 3, a rotary swing oil cylinder 4, a crank arm 5 and a propelling mechanism 6; the rear translation seat 1 can be vertically hinged on the drill jumbo, and the rear translation seat 1 can horizontally swing around a hinged point of the rear translation seat; one end of the main arm 2 is horizontally hinged with the rear translational seat 1, and the main arm 2 can vertically swing around a hinged point; the front translation seat 3 is horizontally hinged with the other end of the main arm 2, and the front translation motion can vertically swing around a hinged point; the rotary swing oil cylinder 4 is vertically hinged with the front translation seat 3, and the rotary swing oil cylinder 4 can horizontally swing around a hinged point, so that joints at two ends of the main arm 2 can horizontally and vertically swing, so that the up-down and left-right directions can be adjusted, and the directions of the joints at two ends of the two main arms 2 can be adjusted, so that the drill boom is higher in precision and higher in flexibility; in addition, one end of the crank arm 5 is connected with the rotary swing oil cylinder 4, the axis of the crank arm 5 is vertical to the axis of the rotary swing oil cylinder 4, and the rotary swing oil cylinder 4 can drive the crank arm 5 to rotate circumferentially; the propelling mechanism 6 is horizontally hinged to the other end of the crank arm 5, the propelling mechanism 6 can vertically swing around a hinged point of the crank arm, and the propelling mechanism 6 can horizontally move along the length direction of the crank arm, so that the propelling mechanism 6 can rotate in the circumferential direction and adjust the angle, the propelling mechanism 6 can also adjust in a pitching mode, and meanwhile the propelling mechanism 6 can move back and forth and adjust the distance, so that the drill boom does not need to adopt a telescopic structure, the size of the drill boom is greatly reduced, the structure is more compact and flexible, and the small-section mine tunneling machine is more suitable for tunneling operation of small-section mines.

Further, a first oil cylinder 701 is arranged at the rear translation seat 1, a first protection piece 101 is further arranged on the rear translation seat 1, the first protection piece 101 and the rear translation seat 1 are of an integral structure, the first oil cylinder 701 is arranged in the first protection piece 101 and located on the side face of the main arm 2, a piston rod of the first oil cylinder 701 is connected with the first protection piece 101, a cylinder body of the first oil cylinder 701 is movably connected to the drill jumbo, the first oil cylinder 701 can drive the main arm 2 to horizontally swing, and the first oil cylinder 701 for controlling the main arm 2 to horizontally swing is arranged on the side face of the main arm 2, so that the first protection piece 101 can protect the first oil cylinder 701, and the phenomenon that splashed stones and dust are accumulated on the oil cylinders in the rock drilling operation process to affect the service life of the rock drilling operation process is avoided.

Further, a second oil cylinder 702 is arranged on the main arm 2, the second oil cylinder 702 is located below the main arm 2, the main arm 2 is provided with a bend, the opening direction of the bend is upward, the main arm 2 can provide some avoidance space for the propelling mechanism 6 part, so that the structure is more compact, a connecting piece 201 is arranged below the main arm 2, the connecting piece 201 is approximately located at the bend of the main arm 2, the cylinder body of the second oil cylinder 702 is horizontally hinged with the rear translational seat 1, the piston rod of the second oil cylinder 702 is horizontally hinged with the connecting piece 201 on the main arm 2, and the second oil cylinder 702 can drive the bent arm to vertically swing; the main arm 2 is further provided with a third oil cylinder 703, the third oil cylinder 703 is located below the main arm 2, a cylinder body of the third oil cylinder 703 is horizontally hinged to the connecting piece 201 on the main arm 2, a piston rod of the third oil cylinder 703 is horizontally hinged to the front translation base 3, the third oil cylinder 703 can drive the front translation base 3 to vertically swing, and similarly, the second oil cylinder 702 and the third oil cylinder 703 are arranged below the main arm 2 and can also protect the oil cylinders.

Further, a fourth oil cylinder 704 is arranged on the front translational seat 3, a second protection member 301 is further arranged on the front translational seat 3, the second protection member 301 and the front translational seat 3 are in an integrated structure, the second protection member 301 is located on the side surface of the main arm 2, in this embodiment, the second protection member 301 and the first protection member 101 are located on the same side of the main arm 2, the fourth oil cylinder 704 is arranged in the second protection member 301, a cylinder body of the fourth oil cylinder 704 is connected with the first protection member, a piston rod of the fourth oil cylinder 704 is vertically hinged to the rotary swing oil cylinder 4, the fourth oil cylinder 704 can drive the rotary swing oil cylinder 4 to swing horizontally, and the arrangement of the second protection member 301 also plays a role in protecting the fourth oil cylinder 704.

Furthermore, one end of the crank arm 5 is connected with the front translational seat 3, the axis of the crank arm 5 is vertical to the axis of the rotary swing oil cylinder 4, namely, the crank arm 5 transversely extends to the side surface of the main arm 2, the other end of the crank arm 5 is horizontally hinged with the propelling mechanism 6, so that the propelling mechanism 6 is positioned on the side surface of the main arm 2, the structure is very compact, and meanwhile, a space is reserved for other mechanisms on the drilling jumbo, the propelling mechanism 6 comprises a base 601 and a propeller, the other end of the crank arm 5 is horizontally hinged with the middle position of the base 601, the propelling mechanism 6 is positioned above the crank arm 5, a driving mechanism for driving the propeller to horizontally move is arranged on the base 601, so that the propeller can move along the length direction of the base 601, a fifth oil cylinder 705 is arranged on the crank arm 5, in addition, in the embodiment, the fifth oil cylinder 705 is arranged on one side of the propelling mechanism 6 close to the working surface, namely the hinge point of the fifth oil cylinder 705 is positioned in front of the hinge point of the crank arm 5 and the base 601, so that a sufficient space is reserved behind the propelling mechanism 6, the installation of other components is facilitated, the interference of each component in the using process is avoided, and the fifth oil cylinder 705 is arranged in front of the propelling mechanism 6, so that the pitching action is more labor-saving, and the structure is more stable.

Further, the crank arm 5 is also provided with a lifting ring 501, the lifting ring 501 is arranged, so that the drill boom can be used as a suspension arm when necessary, or when the drill jumbo fails and cannot walk by itself, the lifting ring 501 can provide traction conditions for the drill boom, and the lifting ring 501 is arranged at one end, close to the rotary swing cylinder 4, of the crank arm 5, so that the bearing capacity of the drill boom is larger; in addition, still be provided with strengthening rib 502 on the connecting lever 5, strengthening rib 502 sets up along the length direction of connecting lever 5, and the tie point at connecting lever 5 both ends is connected to strengthening rib 502, because advancing mechanism 6 installs the other end at connecting lever 5, and rotatory swing hydro-cylinder 4 drives the connecting lever 5 rotatory to it is rotatory to drive advancing mechanism 6, nevertheless to advancing mechanism 6 its rotation be eccentric, so great to the burden of connecting lever 5, therefore strengthening rib 502 on the connecting lever 5 can make its structure more stable, and intensity is higher.

It should be noted that in this embodiment, words such as "front", "rear", "upper", "lower", "left", "right", etc. relating to the description of the orientation are based on a simplified description of the working state of the rock drilling boom, where the side near the working surface is front and the opposite orientation is rear in the working state of the rock drilling boom.

Compared with the prior art, the rock drilling boom provided by the disclosure has the advantages that the joints at the two ends of the main boom can horizontally and vertically swing, meanwhile, the propelling mechanism can rotate in the circumferential direction, and can be adjusted in a pitching mode and moved back and forth, the rock drilling boom is compact in structure, adjustable in multiple angles, high in precision, high in flexibility, convenient to operate, wide in application range and particularly suitable for mine operation with small cross sections.

The present disclosure has been described in detail, and the principles and embodiments of the present disclosure have been described herein using specific examples, which are provided only to assist in understanding the present disclosure and the core concepts. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present disclosure without departing from the principle of the present disclosure, and such improvements and modifications also fall within the scope of the claims of the present disclosure.

Claims

1. A rock drilling boom characterized by: the device comprises a rear translation seat (1), a main arm (2), a front translation seat (3), a rotary swing oil cylinder (4), a crank arm (5) and a propelling mechanism (6);

the rear translational seat (1) is vertically hinged to the drill jumbo, and a driving mechanism for driving the rear translational seat (1) to horizontally swing is arranged on the rear translational seat (1);

one end of the main arm (2) is horizontally hinged with the rear translation seat (1), so that the main arm (2) vertically swings;

the front translational seat (3) is horizontally hinged with the other end of the main arm (2), so that the front translational seat (3) vertically swings;

the rotary swing oil cylinder (4) is vertically hinged with the front translation seat (3) so that the rotary swing oil cylinder (4) horizontally swings;

one end of the crank arm (5) is connected with the rotary swing oil cylinder (4), the axis of the crank arm (5) is vertical to the axis of the rotary swing oil cylinder (4), and the rotary swing oil cylinder (4) drives the crank arm (5) to rotate in the circumferential direction;

the propelling mechanism (6) comprises a base (601) and a propeller, the other end of the crank arm (5) is horizontally hinged with the middle position of the base (601), so that the propelling mechanism (6) vertically swings, and a driving mechanism for driving the propeller to horizontally move along the length direction of the propeller is further arranged on the base (601).

2. A rock drilling boom according to claim 1, characterized in that: the driving mechanism arranged on the rear translation seat (1) is a first oil cylinder (701), the cylinder body of the first oil cylinder (701) is installed on the rock drilling trolley, the piston rod of the first oil cylinder (701) is connected with the rear translation seat (1), and the first oil cylinder (701) is used for driving the main arm (2) to horizontally swing.

3. A rock drilling boom according to claim 2, characterized in that: the rear translation seat (1) is further provided with a first protection piece (101), the first protection piece (101) and the rear translation seat (1) are of an integral structure, and a first oil cylinder (701) is arranged in the first protection piece (101) and located on the side face of the main arm (2).

4. A rock drilling boom according to claim 1, characterized in that: the main arm (2) is provided with a second oil cylinder (702), the second oil cylinder (702) is located below the main arm (2), a cylinder body of the second oil cylinder (702) is horizontally hinged with the rear translation seat (1), a piston rod of the second oil cylinder (702) is horizontally hinged with the main arm (2), and the second oil cylinder (702) is used for driving the bent arm to vertically swing.

5. A rock drilling boom according to claim 1, characterized in that: the main arm (2) is further provided with a third oil cylinder (703), the third oil cylinder (703) is located below the main arm (2), a cylinder body of the third oil cylinder (703) is horizontally hinged to the main arm (2), a piston rod of the third oil cylinder (703) is horizontally hinged to the front translation seat (3), and the third oil cylinder (703) is used for driving the front translation seat (3) to vertically swing.

6. A rock drilling boom according to claim 1, characterized in that: the front translation seat (3) is provided with a fourth oil cylinder (704), the fourth oil cylinder (704) is located on the side face of the front translation seat (3), the cylinder body of the fourth oil cylinder (704) is connected with the front translation seat (3), the piston rod of the fourth oil cylinder (704) is vertically hinged to the rotary swing oil cylinder (4), and the fourth oil cylinder (704) is used for driving the rotary swing oil cylinder (4) to swing horizontally.

7. A rock drilling boom according to claim 6, characterized in that: the front translation seat (3) is further provided with a second protection piece (301), the second protection piece (301) and the front translation seat (3) are of an integrated structure, and the fourth oil cylinder (704) is arranged in the second protection piece (301) and located on the side face of the main arm (2).

8. A rock drilling boom according to claim 1, characterized in that: the crank arm (5) is provided with a fifth oil cylinder (705), the cylinder body of the fifth oil cylinder (705) is horizontally hinged with the base (601) of the propelling mechanism (6), the piston rod of the fifth oil cylinder (705) is horizontally hinged with the crank arm (5), and the fifth oil cylinder (705) is used for driving the propelling mechanism (6) to vertically swing.

9. A rock drilling boom according to claim 1, characterized in that: the crank arm (5) is also provided with a lifting ring (501), and the lifting ring (501) is arranged at one end, close to the rotary swing oil cylinder (4), of the crank arm (5); reinforcing ribs (502) are arranged in the length direction of the crank arms (5).

10. A rock drilling boom according to claim 1, characterized in that: reinforcing ribs (502) are arranged in the length direction of the crank arms (5).