Five-arm anchor rod drill carriage for coal mine

Abstract

The utility model aims to disclose a five-arm anchor rod drill carriage for a coal mine, which relates to the technical field of coal mine tunnel construction and comprises a chassis, an anchor protection platform and a lifting component, the lifting assembly comprises a first group of lifting oil cylinders, a second group of lifting oil cylinders, a first connecting rod assembly and a second connecting rod assembly; the first group of lifting oil cylinders drive the first end of the anchor protection platform to lift by taking the chassis as a fulcrum; the second group of lifting oil cylinders drive the second end of the anchor protection platform to lift by taking the chassis as a fulcrum; the anchor protection platform is provided with a first row of anchor protection assemblies and a second row of anchor protection assemblies and has the beneficial effects that by adjusting the lifting heights of the first set of lifting oil cylinders and the second set of lifting oil cylinders, the height of the anchor protection platform can be changed, the horizontal included angle of the anchor protection platform can be adjusted, and therefore it is guaranteed that the operation position is located at the horizontal position, and standing is convenient; in addition, the first row of anchor protection assemblies are provided with three drill arms, the second row of anchor protection assemblies are provided with two drill arms, and the overall anchor protection efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mine tunnel construction, in particular to a five-arm anchor drilling vehicle for coal mines. Background Art

[0002] The existing anchor drilling vehicles have the defect of unbalanced anchoring operations at the top and side of the tunnel, and the overall anchoring efficiency is still insufficient. When the drilling vehicle is parked on a slope, how to keep the anchoring operation position in a horizontal state is also one of the technical problems that need to be solved urgently. Summary of the invention

[0003] The utility model aims to disclose a five-arm anchor drilling vehicle for coal mines.

[0004] In order to achieve the above-mentioned invention object, the utility model provides a five-arm anchor drilling vehicle for coal mines, comprising a chassis, an anchor protection platform and a lifting assembly;

[0005] The lifting assembly includes a first lifting cylinder group, a second lifting cylinder group, a first connecting rod assembly and a second connecting rod assembly;

[0006] The first group of lifting cylinders drives the first end of the anchor protection platform to rise and fall with the chassis as a fulcrum;

[0007] The second group of lifting cylinders drives the second end of the anchor protection platform to rise and fall with the chassis as a fulcrum;

[0008] The first connecting rod assembly is disposed between the first group of lifting cylinders;

[0009] The second connecting rod assembly is disposed between the second group of lifting cylinders;

[0010] The anchoring platform is provided with a first row of anchoring assemblies and a second row of anchoring assemblies, the first row of anchoring assemblies is provided with three drilling arms, and the second row of anchoring assemblies is provided with two drilling arms.

[0011] Preferably, the first connecting rod assembly includes a first support plate and a second support plate which are hingedly connected, the first support plate is hingedly connected to the chassis, and the second support plate is hingedly connected to the first end of the anchor platform.

[0012] Preferably, the second connecting rod assembly comprises a triangular hinge seat, an L-shaped support plate, a third support plate and a fourth support plate mounted on the chassis;

[0013] One end of the L-shaped support plate is hinged to the third support plate, and the other end of the L-shaped support plate is hinged to the first end of the triangular hinge seat;

[0014] One end of the fourth support plate is hinged to the second end of the triangular hinge seat, and the other end of the fourth support plate is hinged to the third support plate;

[0015] The third support plate is hinged to the second end of the anchoring platform.

[0016] Preferably, the first group of lifting cylinders and the second group of lifting cylinders are independently controlled.

[0017] Preferably, the first row of anchor guard assemblies includes a middle anchor assembly and a first side anchor assembly and a second side anchor assembly symmetrically arranged on both sides of the middle anchor assembly;

[0018] The second row of anchor guard assemblies includes a third side anchor assembly and a fourth side anchor assembly symmetrically arranged on the anchor guard platform.

[0019] Preferably, the middle anchor assembly comprises a first L-shaped hinge plate, a second L-shaped hinge plate, a drill arm, a first swing angle cylinder and a second swing angle cylinder;

[0020] The first L-shaped hinged plate is hinged to the chassis, the second L-shaped hinged plate is hinged to the first L-shaped hinged plate, and the drill arm is installed on the second L-shaped hinged plate;

[0021] The first swing angle cylinder drives the drill arm to swing forward and backward by ±8°;

[0022] The second swing angle cylinder drives the drill arm to swing left and right by ±8°.

[0023] Preferably, a first support member and a second support member are respectively provided on both sides of the middle anchor assembly;

[0024] A first telescopic cylinder is disposed at the bottom of the first support member, and a second telescopic cylinder is disposed at the bottom of the second support member;

[0025] The end of the first support member is mounted on the first telescopic cylinder through a first hinge plate, the end of the second support member is mounted on the second telescopic cylinder through a second hinge plate, the first telescopic cylinder drives the end of the first telescopic cylinder to swing, and the second telescopic cylinder drives the end of the second telescopic cylinder to swing;

[0026] Cross beams are arranged on the tops of the first telescopic tube and the second telescopic tube.

[0027] Preferably, the first side anchor assembly includes a traverse assembly, a slewing assembly, a third swing angle cylinder and a first drill arm;

[0028] The transverse movement component drives the rotary component to move;

[0029] The slewing assembly drives the first drill arm to rotate via the third L-shaped hinge plate;

[0030] The third swing angle cylinder drives the first drill arm to swing forward and backward by ±8°.

[0031] Preferably, the third side anchor assembly includes a lifting slide rail, a lifting slide, a lifting cylinder, a first rotary assembly, a fourth swing cylinder and a second drill arm;

[0032] The lifting oil cylinder drives the lifting slide to move up and down with the lifting slide rail as a fulcrum, and the first rotary assembly is installed on the lifting slide;

[0033] The first rotary assembly drives the second drill arm to rotate via a fourth L-shaped hinge plate;

[0034] The fourth swing angle cylinder drives the second drill arm to swing forward and backward by ±8°.

[0035] Preferably, an operating platform is arranged between the first row of anchor guard assemblies and the second row of anchor guard assemblies, and a protective plate is arranged on the top of the operating platform.

[0036] Compared with the prior art, the beneficial effects of the utility model are:

[0037] The utility model is provided with a first group of lifting cylinders and a second group of lifting cylinders, which are independently controlled. When the drilling vehicle is on a slope, by adjusting the lifting height of the first group of lifting cylinders and the second group of lifting cylinders, not only the height of the anchoring platform can be changed, but also the horizontal angle of the anchoring platform can be adjusted, thereby ensuring that the working position is in a horizontal position for easy standing; in addition, the first row of anchoring components is provided with three drill arms, and the second row of anchoring components is provided with two drill arms. The first row of anchoring components is mainly composed of top anchor rods, and also takes into account the side anchor rods; while the second row of anchoring components is focused on the side anchor rods, so that the top anchor and side anchor of the drilling vehicle are balanced, and the overall anchoring efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] Figure 1 The utility model is a three-dimensional structural schematic diagram of a five-arm anchor drilling vehicle for coal mines.

[0039] Figure 2 The utility model is a three-dimensional structural schematic diagram of a five-arm anchor drilling vehicle for coal mines.

[0040] Figure 3 The utility model is a three-dimensional structural schematic diagram of a five-arm anchor drilling vehicle for coal mines.

[0041] Figure 4 The utility model is a three-dimensional structural schematic diagram of a five-arm anchor drilling vehicle for coal mines.

[0042] Figure 5 The utility model is a front view schematic diagram of a five-arm anchor drilling vehicle for coal mines.

[0043] Figure 6 The utility model is a three-dimensional structural schematic diagram of a five-arm anchor drilling vehicle for coal mines.

[0044] Among them, 1. chassis; 2. anchor protection platform; 21. first end of anchor protection platform; 22. second end of anchor protection platform; 23. first row anchor protection assembly; 231. middle anchor assembly; 2311. first L-shaped hinged plate; 2312. second L-shaped hinged plate; 2313. drill arm; 2314. first swing angle oil cylinder; 2315. second swing angle oil cylinder; 2316. first support member; 2317. second support member; 2318. first telescopic cylinder; 2319. second telescopic cylinder; 232. first side anchor assembly; 2321. lateral movement assembly; 2322. slewing assembly; 2323. third swing angle oil cylinder; 2324. first drill arm; 2325. third L-shaped hinged plate; 233. second side anchor assembly; 24. second row anchor protection assembly; 241. third side anchor assembly; 2411. lifting rail; 2 412, lifting slide; 2413, lifting cylinder; 2414, first slewing assembly; 2415, fourth swing cylinder; 2416, second drill arm; 2417, fourth L-shaped hinge plate; 242, fourth side anchor assembly; 3, lifting assembly; 31, first group of lifting cylinders; 32, second group of lifting cylinders; 33, first connecting rod assembly; 331, first support plate; 332, second support plate; 34, second connecting rod assembly; 341, triangular hinge seat; 3411, first end of triangular hinge seat; 3412, second end of triangular hinge seat; 342, L-shaped support plate; 343, third support plate; 344, fourth support plate; 4, first hinge plate; 5, first telescopic cylinder; 6, second hinge plate; 7, second telescopic cylinder; 8, crossbeam; 9, operating table; 10, protective plate. DETAILED DESCRIPTION

[0045] 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.

[0046] 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.

[0047] The specific implementation process of the present utility model is described below through multiple embodiments.

[0048] Example 1

[0049] See also Figures 1 to 6 This embodiment discloses a specific implementation of a five-arm anchor drilling vehicle for coal mines (hereinafter referred to as "drilling vehicle").

[0050] Five-arm anchor drilling vehicle for coal mines, see Figures 1 to 6 , including a chassis 1, an anchor guarding platform 2 and a lifting assembly 3; the lifting assembly 3 includes a first group of lifting cylinders 31, a second group of lifting cylinders 32, a first connecting rod assembly 33 and a second connecting rod assembly 34; the first group of lifting cylinders 31 drives the first end 21 of the anchor guarding platform to rise and fall with the chassis 1 as a fulcrum; the second group of lifting cylinders 32 drives the second end 22 of the anchor guarding platform to rise and fall with the chassis 1 as a fulcrum; the first connecting rod assembly 33 is arranged between the first group of lifting cylinders 31; the second connecting rod assembly 34 is arranged between the second group of lifting cylinders 32; the anchor guarding platform 2 is provided with a first row of anchor guarding assemblies 23 and a second row of anchor guarding assemblies 24, the first row of anchor guarding assemblies 23 is provided with three drill arms, and the second row of anchor guarding assemblies 24 is provided with two drill arms.

[0051] Specifically, see Figures 1 to 6 In this embodiment, a first lifting cylinder 31 and a second lifting cylinder 32 are provided. The first lifting cylinder 31 is composed of two lifting cylinders, and the second lifting cylinder 32 is composed of two lifting cylinders. The fulcrums of the first lifting cylinder 31 and the second lifting cylinder 32 form a rectangle. The first lifting cylinder 31 and the second lifting cylinder 32 are independently controlled. When the drilling vehicle is on a ramp, by adjusting the lifting height of the first lifting cylinder 31 and the second lifting cylinder 32, not only the height of the anchoring platform 2 can be changed, but also the horizontal angle of the anchoring platform 2 can be adjusted, so as to ensure that the working position is in a horizontal position for easy standing; in addition, the first row of anchoring components 23 is provided with three drilling arms, and the second row of anchoring components 24 is provided with two drilling arms. The first row of anchoring components 23 is mainly based on the top anchor rod, and the side anchor rod is taken into account; while the second row of anchoring components 24 focuses on the side anchor rod, so that the top anchor and the side anchor of the drilling vehicle are balanced, and the overall anchoring efficiency is improved.

[0052] See also Figures 1 to 6The lifting assembly 3 can not only change the height of the anchor protection platform 2 so as to adapt to the different height lanes or different positions of the lanes for anchoring, with high flexibility, but also can adjust the angle between the anchor protection platform 2 and the horizontal plane through the first group of lifting cylinders 31 and the second group of lifting cylinders 32, so that the anchor protection position is moderate and parallel to the horizontal plane, which is convenient for construction operations; when the lifting assembly 3 is in a lifting state, in order to improve the overall stability and rigidity, a first connecting rod assembly 33 is arranged between the first group of lifting cylinders 31, and a second connecting rod assembly 34 is arranged between the second group of lifting cylinders 32; wherein, the first connecting rod assembly 33 includes a first support plate 331 and a second support plate 332 which are hingedly connected, the first support plate 331 is hinged to the chassis 1, and the second support plate 332 is hinged to the first end 21 of the anchor protection platform, the first support plate 331 and the second support plate 332 are unfolded with the lifting of the first group of lifting cylinders 31, and can stabilize the drilling vehicle body after unfolding, such as when anchoring the side part, the first support plate 3 The second connecting rod assembly 34 comprises a triangular hinge seat 341, an L-shaped supporting plate 342, a third supporting plate 343 and a fourth supporting plate 344 installed on the chassis 1; one end of the L-shaped supporting plate 342 is hinged to the third supporting plate 343, and the other end of the L-shaped supporting plate 342 is hinged to the first end 3411 of the triangular hinge seat; one end of the fourth supporting plate 344 is hinged to the triangular hinge seat The second end 3412 of the seat, the other end of the fourth support plate 344 is hinged to the third support plate 343; the third support plate 343 is hinged to the second end 22 of the anchor platform, the L-shaped support plate 342, the third support plate 343 and the fourth support plate 344 are unfolded as the second group of lifting cylinders 32 are lifted, and can stabilize the drilling vehicle body after unfolding. For example, when the anchor rod of the supporting part is hit, the L-shaped support plate 342, the third support plate 343 and the fourth support plate 344 can prevent the drilling vehicle body from shaking.

[0053] See also Figures 1 to 6The working principle of the anchoring platform 2 is as follows: the first row of anchoring components 23 includes a middle anchor component 231 and a first side anchor component 232 and a second side anchor component 233 symmetrically arranged on both sides of the middle anchor component; the second row of anchoring components 24 includes a third side anchor component 241 and a fourth side anchor component 242 symmetrically arranged on the anchoring platform 2; wherein, the first side anchor component 232 and the second side anchor component 233 have the same structure and working principle, and the third side anchor component 241 and the fourth side anchor component 242 have the same structure and working principle, and the structure and working principle of the first side anchor component 232 and the third side anchor component 241 are respectively described below. The middle anchor assembly 231 includes a first L-shaped hinged plate 2311, a second L-shaped hinged plate 2312, a drill arm 2313, a first swing angle cylinder 2314 and a second swing angle cylinder 2315; the first L-shaped hinged plate 2311 is hinged to the chassis 1, the second L-shaped hinged plate 2312 is hinged to the first L-shaped hinged plate 2311, and the drill arm 2313 is installed on the second L-shaped hinged plate 2312; the first swing angle cylinder 2314 drives the drill arm 2313 to swing forward and backward by ±8°; the second swing angle cylinder 2315 drives the drill arm 2313 to swing left and right by ±8°, and the drill arm 2313 is located in the middle of the first row of anchor guard assemblies 23, and performs anchoring operations on the middle part of the top of the tunnel, and fine-tunes its anchoring direction through the first swing angle cylinder 2314 and the second swing angle cylinder 2315.

[0054] The working principle of the first side anchor assembly 232 is as follows: the first side anchor assembly 232 includes a lateral movement assembly 2321, a slewing assembly 2322, a third swing angle oil cylinder 2323 and a first drill arm 2324; the lateral movement assembly 2321 drives the slewing assembly 2322 to move; the slewing assembly 2322 drives the first drill arm 2324 to rotate through the third L-shaped hinge plate 2325; the third swing angle oil cylinder 2323 drives the first drill arm 2324 to swing back and forth by ±8° ... 321 is composed of a telescopic cylinder and a telescopic oil cylinder inside the telescopic cylinder, which drives the first drill arm 2324 to move in the horizontal direction to carry out anchoring operations on the edge area of ​​the top of the tunnel; the rotary assembly 2322 can drive the first drill arm 2324 from a vertical state to a horizontal state, and the first drill arm 2324 in the horizontal state can carry out anchoring operations on the side, thereby compensating for the anchoring efficiency of the side anchors and making the overall anchoring efficiency greater; the third swing angle cylinder 2323 fine-tunes the anchoring angle of the first drill arm 2324.

[0055] The working principle of the third side anchor assembly 241 is as follows: the third side anchor assembly 241 includes a lifting rail 2411, a lifting slide 2412, a lifting cylinder 2413, a first rotary assembly 2414, a fourth swing cylinder 2415 and a second drill arm 2416; the lifting cylinder 2413 drives the lifting slide 2412 to move up and down with the lifting rail 2411 as a fulcrum, and the first rotary assembly 2414 is installed on the lifting slide 2412; the first rotary assembly 241 The second drilling arm 2416 is driven to rotate through the fourth L-shaped hinge plate 2417; the fourth swing angle cylinder 2415 drives the second drilling arm 2416 to swing forward and backward ±8°, and the second drilling arm 2416 has two-stage lifting, the first stage is provided by the first group of lifting cylinders 31 and the second group of lifting cylinders 32, and the second stage is provided by the lifting cylinder 2413, so that the second drilling arm 2416 has a larger range of anchoring; the fourth swing angle cylinder 2415 fine-tunes the anchoring angle of the second drilling arm 2416.

[0056] In the process of anchoring, in order to ensure the safety of operators, a first support member 2316 and a second support member 2317 are respectively provided on both sides of the middle anchor assembly 231; a first telescopic cylinder 2318 is provided at the bottom of the first support member 2316, and a second telescopic cylinder 2319 is provided at the bottom of the second support member 2317; the end of the first support member 2316 is installed on the first telescopic cylinder 5 through the first hinge plate 4, and the end of the second support member 2317 is installed on the second telescopic cylinder 7 through the second hinge plate 6, and the first telescopic cylinder 2318 drives the end of the first telescopic cylinder 5 to move. The second telescopic cylinder 2319 drives the end of the second telescopic cylinder 7 to swing; a crossbeam 8 is arranged on the top of the first telescopic cylinder 5 and the second telescopic cylinder 6, and the first telescopic cylinder 5 and the second telescopic cylinder 6 can drive the crossbeam 8 to lift and support the top of the tunnel, while the first telescopic cylinder 2318 and the second telescopic cylinder 2319 can drive the crossbeam 8 to support the top of the tunnel in a horizontal state; an operating platform 9 is arranged between the first row of anchor guard assemblies 23 and the second row of anchor guard assemblies 24, and a protective plate 10 is arranged on the top of the operating platform 9, which can protect the operators on the operating platform 9.

Claims

1. A five-arm anchor drilling vehicle for coal mines, characterized in that: Including chassis, anchor platform and lifting components; The lifting assembly includes a first group of lifting cylinders, a second group of lifting cylinders, a first connecting rod assembly and a second connecting rod assembly; The first group of lifting cylinders drives the first end of the anchor protection platform to rise and fall with the chassis as a fulcrum; The second group of lifting cylinders drives the second end of the anchor protection platform to rise and fall with the chassis as a fulcrum; The first connecting rod assembly is disposed between the first group of lifting cylinders; The second connecting rod assembly is disposed between the second group of lifting cylinders; The anchoring platform is provided with a first row of anchoring assemblies and a second row of anchoring assemblies. The first row of anchoring assemblies is provided with three drilling arms, and the second row of anchoring assemblies is provided with two drilling arms.

2. The five-arm anchor drilling vehicle for coal mines according to claim 1, characterized in that: The first link assembly includes a first support plate and a second support plate that are hingedly connected, the first support plate is hingedly connected to the chassis, and the second support plate is hingedly connected to the first end of the anchor platform.

3. The five-arm anchor drilling vehicle for coal mines according to claim 2, characterized in that: The second connecting rod assembly includes a triangular hinge seat, an L-shaped support plate, a third support plate and a fourth support plate mounted on the chassis; One end of the L-shaped support plate is hinged to the third support plate, and the other end of the L-shaped support plate is hinged to the first end of the triangular hinge seat; One end of the fourth support plate is hinged to the second end of the triangular hinge seat, and the other end of the fourth support plate is hinged to the third support plate; The third support plate is hinged to the second end of the anchoring platform.

4. The five-arm anchor drilling vehicle for coal mines according to claim 1, characterized in that: The first group of lifting cylinders and the second group of lifting cylinders are independently controlled.

5. The five-arm anchor drilling vehicle for coal mines as described in any one of claims 1 to 4, characterized in that: The first row of anchor guard assemblies includes a middle anchor assembly and a first side anchor assembly and a second side anchor assembly symmetrically arranged on both sides of the middle anchor assembly; The second row of anchor guard assemblies includes a third side anchor assembly and a fourth side anchor assembly symmetrically arranged on the anchor guard platform.

6. The five-arm anchor drilling vehicle for coal mines according to claim 5, characterized in that: The middle anchor assembly includes a first L-shaped hinge plate, a second L-shaped hinge plate, a drill arm, a first swing angle cylinder and a second swing angle cylinder; The first L-shaped hinged plate is hinged to the chassis, the second L-shaped hinged plate is hinged to the first L-shaped hinged plate, and the drill arm is installed on the second L-shaped hinged plate; The first swing angle cylinder drives the drill arm to swing forward and backward by ±8°; The second swing angle cylinder drives the drill arm to swing left and right by ±8°.

7. The five-arm anchor drilling vehicle for coal mines according to claim 6, characterized in that: A first support member and a second support member are respectively provided on both sides of the middle anchor assembly; A first telescopic cylinder is disposed at the bottom of the first support member, and a second telescopic cylinder is disposed at the bottom of the second support member; The end of the first support member is mounted on the first telescopic cylinder through a first hinge plate, the end of the second support member is mounted on the second telescopic cylinder through a second hinge plate, the first telescopic cylinder drives the end of the first telescopic cylinder to swing, and the second telescopic cylinder drives the end of the second telescopic cylinder to swing; Cross beams are arranged on the tops of the first telescopic tube and the second telescopic tube.

8. The five-arm anchor drilling vehicle for coal mines according to claim 5, characterized in that: The first side anchor assembly includes a traverse assembly, a slewing assembly, a third swing angle cylinder and a first drill arm; The transverse movement component drives the rotary component to move; The slewing assembly drives the first drill arm to rotate via the third L-shaped hinge plate; The third swing angle cylinder drives the first drill arm to swing forward and backward by ±8°.

9. The five-arm anchor drilling vehicle for coal mines according to claim 5, characterized in that: The third side anchor assembly includes a lifting slide rail, a lifting slide, a lifting cylinder, a first rotary assembly, a fourth swing angle cylinder and a second drill arm; The lifting cylinder drives the lifting slide to move up and down with the lifting slide rail as a fulcrum, and the first rotary assembly is installed on the lifting slide; The first rotary assembly drives the second drill arm to rotate via a fourth L-shaped hinge plate; The fourth swing angle cylinder drives the second drill arm to swing forward and backward by ±8°.

10. The five-arm anchor drilling vehicle for coal mines according to claim 6, characterized in that: An operating platform is arranged between the first row of anchor guard assemblies and the second row of anchor guard assemblies, and a protective plate is arranged on the top of the operating platform.

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