High-lift full-hydraulic multifunctional rotary percussion drill

Abstract

The utility model discloses a high-lift full-hydraulic multifunctional rotary percussion drill which comprises a walking chassis, a rotary disc, a telescopic large arm, a vertical pitching rotary joint, a horizontal left-right rotary joint, a left-right driving mechanism and a drill working part. The rotary disc is connected to the walking chassis through the rotary supporting component, one end of the large telescopic arm is hinged to the rotary disc, the vertical pitching rotary joint is arranged at the upper end of the large telescopic arm, the horizontal left-right rotary joint is rotationally connected with the vertical pitching rotary joint, and the left-right driving mechanism is arranged between the horizontal left-right rotary joint and the vertical pitching rotary joint. The drilling machine working part is connected with the horizontal left-right rotating joint; the left-right driving mechanism comprises a left hydraulic oil cylinder, a first left connecting rod, a second left connecting rod, a right hydraulic oil cylinder, a first right connecting rod and a second right connecting rod; compared with the prior art, through the linkage telescopic action of the left hydraulic oil cylinder and the right hydraulic oil cylinder, left-right angle adjustment of the horizontal left-right rotating joint is achieved through the connecting rod mechanisms on the left side and the right side, and the rotating stability of the horizontal left-right rotating joint is improved.

Description

Technical Field

[0001] The utility model relates to the field of engineering machinery, in particular to a high-lift full-hydraulic multifunctional rotary impact drill. Background Art

[0002] As a special mechanical equipment for infrastructure construction, the fully hydraulic multifunctional drilling rig is widely used in foundation pit anchor cables, anti-floating anchor rods and high slope support operations for railways and highways.

[0003] The drill head swings to adapt to different working scenarios, and the stability and durability of the left and right rotating joints are important indicators of the quality of the drill. The swing joint with good stability makes the drill bit more precise and also avoids frequent downtime for maintenance.

[0004] In view of this, the inventor conducted in-depth research on the above-mentioned defects in the prior art, and thus came up with this case. Utility Model Content

[0005] The main purpose of the utility model is to provide a high-lift fully hydraulic multifunctional rotary impact drill, which has the characteristics of good stability and durability of left and right rotating joints, multi-angle construction in complex construction environments, reduced machine moving frequency, and improved work efficiency.

[0006] In order to achieve the above purpose, the solution of the utility model is:

[0007] A high-lift fully hydraulic multifunctional rotary impact drill, comprising a walking chassis, a slewing plate, a telescopic boom, a vertical pitch rotary joint, a horizontal left-right rotary joint, a left-right driving mechanism and a drilling rig working part; the slewing plate is connected to the walking chassis through a slewing support component, one end of the telescopic boom is hinged on the slewing plate, the vertical pitch rotary joint is arranged at the upper end of the telescopic boom, the horizontal left-right rotary joint is rotatably connected to the vertical pitch rotary joint, and the left-right driving mechanism is arranged between the horizontal left-right rotary joint and the vertical pitch rotary joint; the drilling rig working part is connected to the horizontal left-right rotary joint;

[0008] The left and right driving mechanism includes a left hydraulic cylinder, a first left connecting rod, a second left connecting rod, a right hydraulic cylinder, a first right connecting rod and a second right connecting rod; the first left connecting rod and the first right connecting rod are respectively rotatably connected to the left and right sides of the horizontal left and right rotating joint, the second left connecting rod and the second right connecting rod are respectively rotatably connected to the left and right sides of the vertical pitch rotating joint, the free end of the first left connecting rod is rotatably connected to the free end of the second left connecting rod, and the free end of the first right connecting rod is rotatably connected to the free end of the second right connecting rod; the cylinder bodies of the left hydraulic cylinder and the right hydraulic cylinder are respectively rotatably connected to the vertical pitch rotating joint, the piston rod of the left hydraulic cylinder is rotatably connected to the middle part of the second left connecting rod, and the piston rod of the right hydraulic cylinder is rotatably connected to the middle part of the second right connecting rod.

[0009] Furthermore, the second left connecting rod and the second right connecting rod are in a broken line shape, and the left hydraulic cylinder and the right hydraulic cylinder are hinged at the corners.

[0010] Furthermore, the first left connecting rod and the first right connecting rod are in arc shape.

[0011] Furthermore, the rotation range of the horizontal left-right rotation joint relative to the vertical pitch rotation joint is -90 degrees to +90 degrees.

[0012] Furthermore, the telescopic boom includes a lower boom and an upper boom, and the upper boom can slide along the axis relative to the lower boom; a telescopic cylinder is connected between the upper boom and the lower boom; a lifting cylinder is connected between the lower boom and the turntable, a first pitch cylinder is connected between the upper boom and the vertical pitch rotation joint; and a second pitch cylinder is connected between the drilling rig working part and the horizontal left and right rotation joint.

[0013] Furthermore, the traveling chassis has a hydraulic traveling motor and a traveling crawler track, and the traveling crawler track is driven by the hydraulic traveling motor.

[0014] After adopting the above structure, the utility model relates to a high-lift fully hydraulic multifunctional rotary impact drill, which has at least the following beneficial effects:

[0015] 1. Through the linkage extension and retraction action of the left hydraulic cylinder and the right hydraulic cylinder, the second left connecting rod and the second right connecting rod are pushed or pulled, thereby driving the first left connecting rod and the first right connecting rod to drive the horizontal left and right rotating joint. The left and right sets of connecting rods jointly drive the horizontal left and right rotating joint, which has better stability and durability.

[0016] Second, the telescopic boom can move the vertical pitch rotation joint forward, thereby increasing the working (construction) height of the product. The telescopic boom is realized by using a telescopic cylinder between the upper boom and the lower boom.

[0017] Compared with the prior art, the utility model sets a linked telescopic action of the left hydraulic cylinder and the right hydraulic cylinder, and realizes the left and right angle adjustment of the horizontal left and right rotating joints through the connecting rod mechanism on the left and right sides, thereby improving the rotational stability of the horizontal left and right rotating joints, performing multi-angle construction in complex construction environments, reducing the frequency of machine moving, and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The utility model relates to a side structural schematic diagram of a high-lift fully hydraulic multifunctional rotary impact drill.

[0019] Figure 2 for Figure 1 Schematic diagram of the enlarged structure at point A in the middle.

[0020] Figure 3 The utility model is a schematic diagram of a top view of a high-lift fully hydraulic multifunctional rotary impact drill.

[0021] Figure 4 This is a structural diagram of the drilling rig working part swinging 90 degrees to the left.

[0022] Figure 5 This is a structural diagram of the drilling rig working part swinging 90 degrees to the right.

[0023] Figure 6 It is a structural schematic diagram of the left and right driving mechanisms.

[0024] Figure 7 It is a structural schematic diagram of the left and right drive mechanism when the horizontal left and right rotating joint rotates 90 degrees to the right.

[0025] Figure 8 This is a schematic diagram of the structure of the left and right drive mechanisms when the horizontal left and right rotating joints rotate 90 degrees to the left.

[0026] In the figure:

[0027] Turntable 1; walking chassis 11; telescopic boom 2; lower boom 21; upper boom 22; telescopic cylinder 23; lifting cylinder 24; first pitch cylinder 25; second pitch cylinder 26; vertical pitch rotation joint 3; horizontal left and right rotation joint 4; left and right drive mechanism 5; drilling rig working part 6; left hydraulic cylinder 51; first left connecting rod 52; second left connecting rod 53; right hydraulic cylinder 54; first right connecting rod 55; second right connecting rod 56. DETAILED DESCRIPTION

[0028] In order to further explain the technical solution of the present utility model, the present utility model is described in detail below through specific embodiments.

[0029] like Figures 1 to 8As shown, it is a high-lift fully hydraulic multifunctional rotary impact drill involved in the utility model, including a slewing disk 1, a walking chassis 11, a telescopic boom 2, a vertical pitch rotation joint 3, a horizontal left and right rotation joint 4, a left and right driving mechanism 5 and a drilling rig working part 6; one end of the telescopic boom 2 is hinged on the slewing disk 1, the vertical pitch rotation joint 3 is arranged at the upper end of the telescopic boom 2, the horizontal left and right rotation joint 4 is rotationally connected with the vertical pitch rotation joint 3, and the left and right driving mechanism 5 is arranged between the horizontal left and right rotation joint 4 and the vertical pitch rotation joint 3; the drilling rig working part 6 is connected to the horizontal left and right rotation joint 4; the left and right driving mechanism 5 includes a left hydraulic cylinder 51, a first left connecting rod 52, a second left connecting rod 53, a right hydraulic cylinder 54, a first left connecting rod 55, a second left connecting rod 56, a second left connecting rod 57, a second left connecting rod 58, a second left connecting rod 59, a second left connecting rod 51, a second left connecting rod 52, a second left connecting rod 53, a second left connecting rod 54, a second ...7, a second left connecting rod 57, a second left connecting rod 57, a second left connecting rod 57, a second left connecting rod 57, a second left connecting rod 57, a second left connecting rod 57, a second left connecting rod 57, a second left connecting rod 57, A right connecting rod 55 and a second right connecting rod 56; the first left connecting rod 52 and the first right connecting rod 55 are respectively rotatably connected to the left and right sides of the horizontal left and right rotating joint 4, the second left connecting rod 53 and the second right connecting rod 56 are respectively rotatably connected to the left and right sides of the vertical pitch rotating joint 3, the free end of the first left connecting rod 52 is rotatably connected to the free end of the second left connecting rod 53, and the free end of the first right connecting rod 55 is rotatably connected to the free end of the second right connecting rod 56; the cylinder bodies of the left hydraulic cylinder 51 and the right hydraulic cylinder 54 are respectively rotatably connected to the vertical pitch rotating joint 3, the piston rod of the left hydraulic cylinder 51 is rotatably connected to the middle part of the second left connecting rod 53, and the piston rod of the right hydraulic cylinder 54 is rotatably connected to the middle part of the second right connecting rod 56.

[0030] In this way, through the coordinated telescopic action of the left hydraulic cylinder 51 and the right hydraulic cylinder 54, the second left connecting rod 53 and the second right connecting rod 56 are pushed or pulled, and then the first left connecting rod 52 and the first right connecting rod 55 are driven to drive the horizontal left and right rotating joint 4. The left and right sets of connecting rods jointly drive the horizontal left and right rotating joint 4, which has better stability and durability.

[0031] Preferably, the second left connecting rod 53 and the second right connecting rod 56 are in a broken line shape, and the left hydraulic cylinder 51 and the right hydraulic cylinder 54 are hinged at the corner. Preferably, the first left connecting rod 52 and the first right connecting rod 55 are in an arc shape. Figure 7 and Figure 8 As shown, the broken line arrangement enables the hinge point between the second left connecting rod 53 and the left hydraulic cylinder 51 to move outward, so that the left hydraulic cylinder 51 can more conveniently drive the second left connecting rod 53. Preferably, the rotation range of the horizontal left and right rotating joint 4 relative to the vertical pitch rotating joint 3 is -90 degrees to +90 degrees (in degrees). Figure 6 The position shown is the angle 0 point, with negative angle to the left and positive angle to the right).

[0032] Preferably, the telescopic boom 2 includes a lower boom 21 and an upper boom 22, the lower boom 21 can slide along the axis relative to the upper boom 22; a telescopic cylinder 23 is connected between the upper boom 22 and the lower boom 21; a lifting cylinder 24 is connected between the lower boom 21 and the rotary table 1, a first pitch cylinder 25 is connected between the upper boom 22 and the vertical pitch rotation joint 3; a second pitch cylinder 26 is connected between the drilling rig working part 6 and the horizontal left and right rotation joint 4. The telescopic boom 2 can move the vertical pitch rotation joint 3 forward and increase the working height of the product, which is achieved by using the telescopic cylinder 23 between the upper boom 22 and the lower boom 21. Preferably, the walking chassis 11 has a hydraulic walking motor and a walking crawler.

[0033] Compared with the prior art, the utility model sets a linkage telescopic action of the left hydraulic cylinder 51 and the right hydraulic cylinder 54, realizes the left and right angle adjustment of the horizontal left and right rotating joint 4 through the connecting rod mechanism on the left and right sides, and improves the rotation stability of the horizontal left and right rotating joint 4.

[0034] The above embodiments and drawings do not limit the product form and style of the present utility model. Any appropriate changes or modifications made by ordinary technicians in the relevant technical field should be deemed to be within the patent scope of the present utility model.

Claims

1. A high-lift fully hydraulic multifunctional rotary impact drill, characterized in that: It includes a walking chassis, a slewing plate, a telescopic boom, a vertical pitch rotation joint, a horizontal left-right rotation joint, a left-right driving mechanism and a drilling rig working part; the slewing plate is connected to the walking chassis through a slewing support component, one end of the telescopic boom is hinged on the slewing plate, the vertical pitch rotation joint is arranged at the upper end of the telescopic boom, the horizontal left-right rotation joint is rotationally connected with the vertical pitch rotation joint, and the left-right driving mechanism is arranged between the horizontal left-right rotation joint and the vertical pitch rotation joint; the drilling rig working part is connected with the horizontal left-right rotation joint; The left and right driving mechanism includes a left hydraulic cylinder, a first left connecting rod, a second left connecting rod, a right hydraulic cylinder, a first right connecting rod and a second right connecting rod; the first left connecting rod and the first right connecting rod are respectively rotatably connected to the left and right sides of the horizontal left and right rotating joint, the second left connecting rod and the second right connecting rod are respectively rotatably connected to the left and right sides of the vertical pitch rotating joint, the free end of the first left connecting rod is rotatably connected to the free end of the second left connecting rod, and the free end of the first right connecting rod is rotatably connected to the free end of the second right connecting rod; the cylinder bodies of the left hydraulic cylinder and the right hydraulic cylinder are respectively rotatably connected to the vertical pitch rotating joint, the piston rod of the left hydraulic cylinder is rotatably connected to the middle part of the second left connecting rod, and the piston rod of the right hydraulic cylinder is rotatably connected to the middle part of the second right connecting rod.

2. A high-lift fully hydraulic multifunctional rotary impact drill according to claim 1, characterized in that: The second left connecting rod and the second right connecting rod are in a broken line shape, and the left hydraulic cylinder and the right hydraulic cylinder are hinged at a corner.

3. A high-lift fully hydraulic multifunctional rotary impact drill according to claim 1, characterized in that: The first left connecting rod and the first right connecting rod are in arc shape.

4. A high-lift fully hydraulic multifunctional rotary impact drill according to claim 1, characterized in that: The rotation range of the horizontal left-right rotation joint relative to the vertical pitch rotation joint is from -90 degrees to +90 degrees.

5. The high-lift fully hydraulic multifunctional rotary impact drill according to claim 1, characterized in that: The telescopic boom includes a lower boom and an upper boom, and the upper boom can slide along the axis relative to the lower boom; a telescopic cylinder is connected between the upper boom and the lower boom; a lifting cylinder is connected between the lower boom and the turntable, a first pitch cylinder is connected between the upper boom and the vertical pitch rotation joint; and a second pitch cylinder is connected between the drilling rig working part and the horizontal left and right rotation joint.

6. A high-lift fully hydraulic multifunctional rotary impact drill according to claim 1, characterized in that: The traveling chassis comprises a hydraulic traveling motor and a traveling crawler track, and the traveling crawler track is driven by the hydraulic traveling motor.

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