Single-armed drill carriage with two-stage lifting structure

Abstract

The utility model aims to disclose a single-armed drill carriage with a two-stage lifting structure, which relates to the technical field of coal mine tunnel drill carriages, and comprises a walking part, a power part and a lifting component arranged at the front end of the power part, and the lifting component drives an anchor protection component to lift; a first operation part is arranged on the top of the power part, a second operation part is arranged on the side portion of the power part, a third operation part is arranged on the tail portion of the power part, the first operation part controls the lifting assembly, the second operation part controls the anchor protection assembly, and the third operation part controls the walking part; the third operation part is provided with a first interlocking handle; the anchor protection device has the beneficial effects that the anchor protection assembly is driven by the lifting assembly, so that top anchor rods can be driven, and anchor rods with different heights on the side parts can also be driven; through cooperation of the first interlocking handle and the second interlocking handle, only one of the walking part, the lifting assembly and the anchor protection assembly works, and the anchor protection assembly is prevented from being damaged.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mine tunnel drilling vehicles, in particular to a single-arm drilling vehicle with a two-stage lifting structure. Background Art

[0002] For anchoring in narrow tunnels, some currently use manual anchoring, which has low efficiency and poses safety hazards. How to design a compact vehicle that can meet the requirements of efficient anchoring in tunnels is a technical challenge that needs to be overcome.

[0003] In view of this, it is urgent to develop a single-arm drilling vehicle with a two-stage lifting structure to overcome the above-mentioned defects. Summary of the invention

[0004] The utility model aims to disclose a single-arm drilling vehicle with a two-stage lifting structure.

[0005] To achieve the above-mentioned purpose of the invention, the utility model provides a single-arm drilling vehicle with a two-stage lifting structure, including a walking part, a power part and a lifting assembly arranged at the front end of the power part, the lifting assembly includes a first-stage lifting assembly and a second-stage lifting assembly, and the lifting assembly drives the anchor guard assembly to lift;

[0006] A first operating part is arranged on the top of the power unit, a second operating part is arranged on the side of the power unit, and a third operating part is arranged on the tail of the power unit. The first operating part controls the lifting assembly, the second operating part controls the anchor guard assembly, and the third operating part controls the walking unit.

[0007] A first interlocking handle is provided on the third operating portion;

[0008] A second interlocking handle is provided on the second operating portion.

[0009] Preferably, the first interlocking handle controls the conduction direction of the first two-way valve, and the first two-way valve is connected to the walking part through the first hydraulic oil circuit;

[0010] The second interlocking handle controls the conduction direction of the second two-way valve, the first two-way valve is connected to the second two-way valve through the second hydraulic oil circuit, the second two-way valve is connected to the lifting assembly through the third hydraulic oil circuit, and the second two-way valve is connected to the anchor guard assembly through the fourth hydraulic oil circuit.

[0011] Preferably, the first-stage lifting assembly includes a vertical fixed plate, a first lifting cylinder, a first fixed block and a second fixed block arranged on the vertical fixed plate, a first horizontal plate, a second horizontal plate, and a first sliding column and a second sliding column arranged between the first horizontal plate and the second horizontal plate;

[0012] The first lifting cylinder drives the second horizontal plate to move up and down with the vertical fixed plate as a fulcrum, the first sliding column slides along the first fixed block, and the second sliding column slides along the second fixed block.

[0013] Preferably, the second-stage lifting assembly includes a lifting slide, a second lifting cylinder, a third fixed block and a fourth fixed block arranged on the lifting slide, and a third sliding column and a fourth sliding column arranged between the first horizontal plate and the second horizontal plate;

[0014] A protrusion is provided on the top of the lifting slide, and a defect is provided on the second horizontal plate, and the protrusion is aligned with the defect;

[0015] The second lifting cylinder drives the protruding portion to move up and down with the first horizontal plate as a fulcrum, the third fixed block slides along the third sliding column, and the fourth fixed block slides along the fourth sliding column.

[0016] Preferably, the anchor guard assembly includes a slewing assembly, a swing cylinder and a drill arm.

[0017] Preferably, the swivel assembly includes a swivel seat and an L-shaped bracket, the swivel seat is installed on the lifting slide, and the L-shaped bracket is installed on the swivel seat.

[0018] Preferably, the drill arm is mounted on a U-shaped member, and the U-shaped member and the L-shaped bracket are hinged.

[0019] Preferably, the swing angle cylinder drives the U-shaped member to swing back and forth with the L-shaped bracket as a fulcrum.

[0020] Preferably, the front-rear swing angle of the U-shaped member is ±8°, and the rotation angle of the swivel seat is ±180°.

[0021] Preferably, a telescopic leg is provided in the middle of the power unit toward the top of the tunnel, and the telescopic leg is telescopic in two stages.

[0022] Compared with the prior art, the beneficial effects of the utility model are:

[0023] When the anchor guard assembly of the utility model is in a retracted state, the body width is 0.9m-1.1m, the body height is 1.8m-2m, the body is compact, and can flexibly adapt to narrow tunnels; the anchor guard assembly is driven by the first-stage lifting assembly and the second-stage lifting assembly to drive the top anchor rod and the anchor rods of different heights in the side part, and the anchoring freedom is high, flexible and efficient; when the first interlocking handle is opened, the drilling vehicle can only move, while the lifting assembly and the anchor guard assembly cannot work; when the first interlocking handle is closed, if the second interlocking handle is opened, only the lifting assembly works, and if the second interlocking handle is closed, only the anchor guard assembly works; through the cooperation of the first interlocking handle and the second interlocking handle, only one of the walking part, the lifting assembly and the anchor guard assembly is operated to avoid damaging the anchor guard assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a three-dimensional structural schematic diagram of the single-arm drilling vehicle of the utility model.

[0025] Figure 2 It is a three-dimensional structural schematic diagram of the single-arm drilling vehicle of the utility model.

[0026] Figure 3 It is a three-dimensional structural schematic diagram of the single-arm drilling vehicle of the utility model.

[0027] Figure 4 It is a three-dimensional structural schematic diagram of the single-arm drilling vehicle of the utility model.

[0028] Figure 5 This is a schematic diagram of the working principles of the first interlocking handle and the second interlocking handle of the utility model.

[0029] Among them, 1, walking part; 2, power part; 3, lifting assembly; 31, first-level lifting assembly; 311, vertical fixed plate; 312, first lifting cylinder; 313, first fixed block; 314, second fixed block; 315, first horizontal plate; 316, second horizontal plate; 3161, defective part; 317, first slide column; 318, second slide column; 32, second-level lifting assembly; 321, lifting slide; 3211, protruding part; 322, second lifting cylinder; 323. Third fixed block; 324. Fourth fixed block; 325. Third slide column; 326. Fourth slide column; 4. Anchor guard assembly; 41. Rotary assembly; 411. Rotary seat; 412. L-shaped bracket; 42. Swing cylinder; 43. Drill arm; 431. U-shaped part; 5. First operating part; 6. Second operating part; 61. Second interlocking handle; 62. Second two-way valve; 7. Third operating part; 71. First interlocking handle; 72. First two-way valve; 8. Telescopic legs. DETAILED DESCRIPTION

[0030] The present invention is described in detail below in conjunction with the various embodiments shown in the accompanying drawings, but it should be noted that these embodiments are not limitations of the present invention, and any equivalent transformations or substitutions in functions, methods, or structures made by ordinary technicians in the field based on these embodiments are all within the scope of protection of the present invention.

[0031] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0032] The specific implementation process of the present utility model is described below through multiple embodiments. Example 1

[0033] See also Figures 1 to 5 This embodiment discloses a specific implementation of a single-arm drilling vehicle with a two-stage lifting structure.

[0034] Single-arm drilling vehicle with two-stage lifting structure, see Figures 1 to 5 , including a walking part 1, a power part 2 and a lifting assembly 3 arranged at the front end of the power part 2, the lifting assembly 3 includes a first-stage lifting assembly 31 and a second-stage lifting assembly 32, and the lifting assembly 3 drives the anchor guard assembly 4 to rise and fall; a first operating part 5 is arranged on the top of the power part 2, a second operating part 6 is arranged on the side of the power part 2, and a third operating part 7 is arranged at the tail of the power part 2, the first operating part 5 controls the lifting assembly 2, the second operating part 6 controls the anchor guard assembly 4, and the third operating part 7 controls the walking part 1; a first interlocking handle 71 is arranged on the third operating part 7; and a second interlocking handle 61 is arranged on the second operating part 6.

[0035] Specifically, the walking part 1 is a crawler walking part, which is driven by the hydraulic power of the power part 2. In order to prevent misoperation, a first interlocking handle 71 and a second interlocking handle 61 are provided. Figure 5The first interlocking handle 71 controls the conduction direction of the first two-way valve 72, and the first two-way valve 72 is connected to the walking part through the first hydraulic oil circuit a. When the first interlocking handle 71 is opened, the first hydraulic oil circuit a is connected, and only the drilling vehicle can move, while the lifting component 3 and the anchor protection component 4 cannot work; the second interlocking handle 61 controls the conduction direction of the second two-way valve 62, and the first two-way valve 72 is connected to the second two-way valve 62 through the second hydraulic oil circuit b, and the second two-way valve 62 is connected to the lifting component 3 through the third hydraulic oil circuit c. The second two-way valve 62 is connected to the anchor guard assembly 4 through the fourth hydraulic oil circuit d. When the first interlocking handle 71 is closed, that is, the first hydraulic oil circuit a is blocked but the second hydraulic oil circuit b is connected, if the second interlocking handle 61 is opened and the third hydraulic oil circuit c is connected, only the lifting assembly 3 will work; if the second interlocking handle is closed and the fourth hydraulic oil circuit d is connected, only the anchor guard assembly 4 will work; through the cooperation of the first interlocking handle 71 and the second interlocking handle 61, only one of the walking part, lifting assembly and anchor guard assembly can be operated to avoid damaging the anchor guard assembly.

[0036] See also Figures 1 to 4The working principle of the lifting component 3 is as follows: the first-stage lifting component 31 includes a vertical fixed plate 311, a first lifting cylinder 312, a first fixed block 313 and a second fixed block 314 arranged on the vertical fixed plate 311, a first horizontal plate 315, a second horizontal plate 316, a first slide post 317 and a second slide post 318 arranged between the first horizontal plate 315 and the second horizontal plate 316, and the first horizontal plate 315, the second horizontal plate 316, the first slide post 317 and the second slide post 318 form a whole; the first lifting cylinder 312 drives the second horizontal plate 316 to rise and fall with the vertical fixed plate 311 as a fulcrum, the first slide post 317 slides along the first fixed block 313, and the second slide post 318 slides along the second fixed block 314; the second-stage lifting component 32 includes a lifting slide 321, a second lifting cylinder 322, and a second slide post 318 arranged on the lifting slide The third fixed block 323 and the fourth fixed block 324 of 321, the third sliding column 325 and the fourth sliding column 326 arranged between the first horizontal plate 315 and the second horizontal plate 316; a protrusion 3211 is arranged on the top of the lifting slide 321, and a defective portion 3161 is arranged on the second horizontal plate 316, and the protrusion 3211 is aligned with the defective portion 3161; the second lifting cylinder 322 drives the protrusion 3211 to rise and fall with the first horizontal plate 315 as a fulcrum, the third fixed block 323 slides along the third sliding column 325, and the fourth fixed block 324 slides along the fourth sliding column 326; the swivel seat of the anchor guard assembly 4 is installed on the lifting slide 321, and through the cooperation of the first lifting cylinder 312 and the second lifting cylinder 322, the anchor guard assembly 4 can be raised or lowered in two stages. When anchoring the side, it is possible to realize anchoring operations at different heights of the side.

[0037] See also Figures 1 to 4 The working principle of the anchor guard assembly 4 is as follows: the anchor guard assembly 4 includes a swivel assembly 41, a swing cylinder 42 and a drill arm 43; the swivel assembly 41 includes a swivel seat 411 and an L-shaped bracket 412, the rotation angle of the swivel seat 411 is ±180°, the swivel seat 411 is installed on the lifting slide 321, and the L-shaped bracket 412 is installed on the swivel seat 411; the drill arm 43 is installed on the U-shaped member 431, and the U-shaped member 4 31 is hinged with the L-shaped bracket 412; the swing cylinder 42 drives the U-shaped member 431 to swing forward and backward with the L-shaped bracket 412 as the fulcrum, and the swing angle of the U-shaped member 431 is ±8°; when the rotation angle of the swivel seat 411 is ±180°, the drill arm 43 can be aligned with the top of the lane, the left side of the lane or the right side of the lane, and the swing cylinder 42 drives the drill arm 43 to swing forward and backward by ±8° to achieve fine-tuning of the drilling angle of the drill arm 43. Figure 4By cooperating with the lifting assembly 3 and the slewing assembly 41, the drill arm 43 can be adjusted to a position facing the top of the tunnel, and then by rotating the slewing assembly 41, anchoring operations can be performed at different positions on the top of the tunnel; see Figure 2 and Figure 3 By cooperating with the lifting assembly 3 and the rotating assembly 41, the drill arm 43 can be adjusted to a position facing the side of the tunnel, and then by two-stage lifting of the lifting assembly 3, anchoring operations can be performed at different height positions of the side of the tunnel.

[0038] During anchoring and protection operations, in order to maintain the stability of the vehicle body, a telescopic leg 8 is provided in the middle of the power unit 2 toward the top of the tunnel. The telescopic leg 8 is telescopic in two stages. The telescopic leg 8 is pressed against the top of the tunnel, so that the drilling vehicle body is stable during anchoring and protection and is not easy to overturn.

Claims

1. A single-arm drilling vehicle with a two-stage lifting structure, characterized in that: It includes a walking part, a power part and a lifting assembly arranged at the front end of the power part, the lifting assembly includes a first-stage lifting assembly and a second-stage lifting assembly, and the lifting assembly drives the anchor guard assembly to rise and fall; A first operating part is arranged on the top of the power unit, a second operating part is arranged on the side of the power unit, and a third operating part is arranged on the tail of the power unit. The first operating part controls the lifting assembly, the second operating part controls the anchor guard assembly, and the third operating part controls the walking unit. A first interlocking handle is provided on the third operating portion; A second interlocking handle is provided on the second operating portion.

2. The single-arm drilling vehicle with a two-stage lifting structure according to claim 1, characterized in that: The first interlocking handle controls the conduction direction of the first two-way valve, and the first two-way valve is connected to the walking part through the first hydraulic oil circuit; The second interlocking handle controls the conduction direction of the second two-way valve, the first two-way valve is connected to the second two-way valve through the second hydraulic oil circuit, the second two-way valve is connected to the lifting assembly through the third hydraulic oil circuit, and the second two-way valve is connected to the anchor guard assembly through the fourth hydraulic oil circuit.

3. The single-arm drilling vehicle with a two-stage lifting structure according to claim 1, characterized in that: The first stage lifting assembly includes a vertical fixed plate, a first lifting cylinder, a first fixed block and a second fixed block arranged on the vertical fixed plate, a first horizontal plate, a second horizontal plate, and a first sliding column and a second sliding column arranged between the first horizontal plate and the second horizontal plate; The first lifting cylinder drives the second horizontal plate to move up and down with the vertical fixed plate as a fulcrum, the first sliding column slides along the first fixed block, and the second sliding column slides along the second fixed block.

4. The single-arm drilling vehicle with a two-stage lifting structure as claimed in claim 3, characterized in that: The second-stage lifting assembly includes a lifting slide, a second lifting cylinder, a third fixed block and a fourth fixed block arranged on the lifting slide, and a third sliding column and a fourth sliding column arranged between the first horizontal plate and the second horizontal plate; A protrusion is provided on the top of the lifting slide, and a defect is provided on the second horizontal plate, and the protrusion is aligned with the defect; The second lifting cylinder drives the protruding portion to move up and down with the first horizontal plate as a fulcrum, the third fixed block slides along the third sliding column, and the fourth fixed block slides along the fourth sliding column.

5. The single-arm drilling vehicle with a two-stage lifting structure as claimed in claim 4, characterized in that: The anchor protection assembly comprises a slewing assembly, a swing angle cylinder and a drill arm.

6. The single-arm drilling vehicle with a two-stage lifting structure as claimed in claim 5, characterized in that: The swivel assembly comprises a swivel seat and an L-shaped bracket. The swivel seat is installed on the lifting slide, and the L-shaped bracket is installed on the swivel seat.

7. The single-arm drilling vehicle with a two-stage lifting structure as claimed in claim 6, characterized in that: The drill arm is mounted on a U-shaped member, and the U-shaped member is hinged to the L-shaped bracket.

8. The single-arm drilling vehicle with a two-stage lifting structure as claimed in claim 7, characterized in that: The swing angle oil cylinder drives the U-shaped member to swing back and forth with the L-shaped bracket as a fulcrum.

9. The single-arm drilling vehicle with a two-stage lifting structure as claimed in claim 8, characterized in that: The front-rear swing angle of the U-shaped part is ±8°, and the rotation angle of the swivel seat is ±180°.

10. The single-arm drilling vehicle with a two-stage lifting structure according to any one of claims 1 to 9, characterized in that: A telescopic leg is arranged in the middle of the power part toward the top of the tunnel, and the telescopic leg is telescopic in two stages.

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