Multifunctional drill carriage for roadway

Abstract

The invention provides a multifunctional drill carriage for a roadway, which comprises a chassis provided with a walking mechanism; the drill rod assembly is used for fixing an anchor rod; the grabbing assembly is used for carrying work; the hydraulic power assembly comprises an oil tank, an oil pump, a drill rod oil way, a grabbing oil way, a walking oil way and a reversing valve, when the reversing valve is in a first connection state, the oil pump is communicated with the drill rod oil way so as to drive the drill rod assembly to work through the drill rod oil way, the grabbing oil way is disconnected with the oil pump, and the grabbing assembly stops working; and when the reversing valve is in the second connection state, the oil pump communicates with the grabbing oil way so as to drive the grabbing assembly to work through the grabbing oil way, the drill rod oil way is disconnected with the oil pump, and the drill rod assembly stops working. According to the technical scheme, the problem that in the prior art, when anchor rod driving operation and pipeline mounting operation are carried out through the same equipment, the anchor rod driving operation and the pipeline mounting operation interfere with each other is solved.

Description

Technical Field

[0001] The invention relates to the technical field of coal mine tunnel anchoring, and in particular to a multifunctional drilling vehicle for a tunnel. Background Art

[0002] At present, in the process of coal mining, especially for narrow coal mine tunnels, especially when anchor bolting and pipeline installation operations are carried out by the same equipment, due to space limitations, there is a defect that the anchor bolting and pipeline installation operations interfere with each other. This not only reduces the operating efficiency, but also may cause operators to operate incorrectly in a tense working environment, thereby posing a safety hazard. Summary of the invention

[0003] The invention provides a multifunctional drilling vehicle for a tunnel, so as to solve the problem in the prior art that when the same equipment is used for anchor bolting and pipeline installation, the anchor bolting operation and the pipeline installation operation interfere with each other.

[0004] The present invention provides a multifunctional drilling vehicle for tunnels, which comprises: a chassis, which is provided with a walking mechanism; a drill rod assembly, which is arranged on the chassis, and is used for fixing anchor rods; a grab assembly, which is arranged on the chassis, and is used for carrying; a hydraulic power assembly, wherein the drill rod assembly, the grab assembly and the hydraulic power assembly are sequentially distributed along the length direction of the chassis, and the hydraulic power assembly comprises an oil tank, an oil pump, a drill rod oil circuit, a grab oil circuit, a walking oil circuit and a reversing valve, wherein the oil pump is connected to the oil tank, and the oil pump respectively controls the drill rod oil circuit, the grab oil circuit and the walking mechanism. The reversing valve is arranged between the drill rod oil circuit and the grabbing oil circuit, and the reversing valve has a first connection state and a second connection state arranged relatively to enable the oil pump to drive the drill rod oil circuit or the grabbing oil circuit to supply oil; wherein, when the reversing valve is in the first connection state, the oil pump is connected with the drill rod oil circuit to drive the drill rod assembly to work through the drill rod oil circuit, the grabbing oil circuit is disconnected from the oil pump, and the grabbing assembly stops working; when the reversing valve is in the second connection state, the oil pump is connected with the grabbing oil circuit to drive the grabbing assembly to work through the grabbing oil circuit, the drill rod oil circuit is disconnected from the oil pump, and the drill rod assembly stops working.

[0005] Furthermore, the drill rod oil circuit includes a drill rod oil inlet pipeline and a drill rod oil return pipeline, the grabbing oil circuit includes a grabbing oil inlet pipeline and a grabbing oil return pipeline, and the multifunctional drilling vehicle for the tunnel includes: a main oil supply pipeline, the main oil supply pipeline is connected to the oil outlet of the oil pump, the main oil supply pipeline, the drill rod oil inlet pipeline, the drill rod oil return pipeline, the grabbing oil inlet pipeline and the grabbing oil return pipeline are all connected to the reversing valve; when the reversing valve is in a first connection state, the main oil supply pipeline is connected to the drill rod oil inlet pipeline, the drill rod oil return pipeline is connected to the oil tank, and the grabbing oil inlet pipeline and the grabbing oil return pipeline are both connected to the oil tank; when the reversing valve is in a second connection state, the main oil supply pipeline is connected to the grabbing oil inlet pipeline, the grabbing oil return pipeline is connected to the oil tank, and the drill rod oil inlet pipeline and the drill rod oil return pipeline are both connected to the oil tank.

[0006] Furthermore, the drill rod assembly includes: a bracket, which is rotatably arranged on the chassis, and the rotation axis of the bracket extends in the vertical direction; a clamping assembly, which is arranged on the bracket and is used to clamp the anchor rod; a propulsion assembly, which is arranged on the bracket and is used to drive the anchor rod to move, and the clamping assembly cooperates with the propulsion assembly to fix the anchor rod on the tunnel.

[0007] Furthermore, the multifunctional drilling vehicle for the tunnel also includes: a rotation control valve, which is drive-connected to the bracket and used to control the rotation of the bracket; a clamping control valve, which is drive-connected to the clamping assembly and used to control the clamping assembly to clamp the anchor rod; a propulsion control valve, the rotation control valve, the clamping control valve and the propulsion control valve are all arranged in parallel on the drill pipe oil inlet pipeline, the propulsion control valve is drive-connected to the propulsion assembly, and the propulsion control valve is used to control the propulsion assembly to hit the anchor rod.

[0008] Furthermore, the grabbing assembly also includes: a mechanical arm having a first connecting end and a second connecting end arranged opposite to each other, the first connecting end being connected to the chassis, and the second connecting end being movable relative to the first connecting end; a clamping claw assembly being arranged at the second connecting end, and the clamping claw assembly being capable of clamping an object.

[0009] Furthermore, the clamping jaw assembly includes a plurality of clamping jaw units, each of which is independently arranged on the second connecting end, and each of which has different clamping sizes.

[0010] Furthermore, a first slide rail is provided on the chassis, and the first slide rail extends along the length direction of the chassis. The multifunctional drilling vehicle for the tunnel also includes: a moving seat, which is movably arranged on the first slide rail, and the drill rod assembly is arranged on the moving seat. The drill rod assembly has a working position extending to the outside of the chassis and an avoidance position retracted into the chassis.

[0011] Furthermore, a second slide rail is provided on the movable seat, and the extension direction of the second slide rail is perpendicular to the extension direction of the first slide rail. The drill rod assembly also includes: an operating platform, which is movably arranged on the second slide rail, and the bracket, clamping assembly and propulsion assembly are all arranged on the operating platform.

[0012] Furthermore, the grabbing assembly also includes: a movable seat, which is rotatably arranged on the chassis, the rotation axis of the movable seat extends in the vertical direction, and the first connecting end of the robotic arm is arranged on the movable seat.

[0013] Furthermore, the multifunctional drilling vehicle for tunnels also includes: auxiliary legs, which are respectively arranged at both ends of the chassis along the length direction of the chassis, the auxiliary legs are located at the bottom of the chassis, the auxiliary legs have supporting ends, and the auxiliary legs have relatively set supporting states and avoidance states. When the auxiliary legs are in the supporting state, the supporting ends are in contact with the ground; when the auxiliary legs are in the avoidance state, the supporting ends are lifted and retracted to the bottom surface of the chassis.

[0014] By applying the technical solution of the present invention, the oil pump is connected to the oil tank, and the oil pump supplies oil to the drill rod oil circuit, the grabbing oil circuit and the walking mechanism respectively, so that the multifunctional drilling vehicle for the tunnel can realize the functions of walking, drilling rod and grabbing. The reversing valve is arranged between the drill rod oil circuit and the grabbing oil circuit, and the reversing valve has a first connection state and a second connection state arranged relatively. When the reversing valve is in the first connection state, the oil pump is connected to the drill rod oil circuit to drive the drill rod assembly to work through the drill rod oil circuit, the grabbing oil circuit is disconnected from the oil pump, and the grabbing assembly stops working; when the reversing valve is in the second connection state, the oil pump is connected to the grabbing oil circuit to drive the grabbing assembly to work through the grabbing oil circuit, the drill rod oil circuit is disconnected from the oil pump, and the drill rod assembly stops working. Through the two states of the reversing valve, the drill rod assembly and the grabbing assembly are interlocked to avoid safety accidents caused by mutual interference between the anchor rod operation and the pipeline installation operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings constituting a part of the present application are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0016] Figure 1 It shows a schematic structural diagram of a multifunctional tunnel drilling vehicle provided according to an embodiment of the present invention;

[0017] Figure 2 A schematic diagram showing the principle of a hydraulic system provided according to an embodiment of the present invention is shown;

[0018] Figure 3 A schematic diagram showing a second connection state of the reversing valve at A provided according to an embodiment of the present invention;

[0019] Figure 4 A schematic diagram showing a first connection state of the reversing valve at A provided according to an embodiment of the present invention is shown.

[0020] The above drawings include the following reference numerals:

[0021] 10. Chassis;

[0022] 11. Traveling mechanism;

[0023] 20. Drill pipe assembly;

[0024] 21. Bracket;

[0025] 22. Clamping assembly;

[0026] 23. Propulsion assembly;

[0027] 24. Operation platform;

[0028] 30. Grab component;

[0029] 31. Robotic arm;

[0030] 32. Gripping jaw assembly;

[0031] 33. Movable seat;

[0032] 40. Hydraulic power assembly;

[0033] 41. Fuel tank;

[0034] 42. Oil pump;

[0035] 43. Drill pipe oil circuit;

[0036] 44. Grab the oil line;

[0037] 45. Directional valve;

[0038] 46. ​​Main oil supply pipeline;

[0039] 50. Turn the control valve;

[0040] 60. Clamping control valve;

[0041] 70. Propulsion control valve;

[0042] 80. Support control valve;

[0043] 90. Mobile seat;

[0044] 100. Auxiliary outriggers. DETAILED DESCRIPTION

[0045] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. The following description of at least one exemplary embodiment is actually only illustrative and is by no means intended to limit the present invention and its application or use. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0046] like Figures 1 to 4 As shown, an embodiment of the present invention provides a multifunctional drilling vehicle for tunnels, which includes a chassis 10, a drill rod assembly 20, a grab assembly 30 and a hydraulic power assembly 40. The chassis 10 is provided with a traveling mechanism 11; the drill rod assembly 20 is arranged on the chassis 10, and the drill rod assembly 20 is used for fixing anchor rods; the grab assembly 30 is arranged on the chassis 10, and the grab assembly 30 is used for carrying; the drill rod assembly 20, the grab assembly 30 and the hydraulic power assembly 40 are sequentially distributed along the length direction of the chassis 10, and the hydraulic power assembly 40 includes an oil tank 41, an oil pump 42, a drill rod oil circuit 43, a grab oil circuit 44, a traveling oil circuit and a reversing valve 45, wherein the oil pump 42 is connected to the oil tank 41, and the oil pump 42 supplies oil to the drill rod oil circuit 43, the grab oil circuit 44 and the traveling mechanism 11 respectively, and the reversing valve 45 is arranged on the drill rod oil circuit 43. The reversing valve 45 has a first connection state and a second connection state relatively set between the reversing valve 45 and the grabbing oil circuit 44, so that the oil pump 42 drives the drill rod oil circuit 43 or drives the grabbing oil circuit 44 to supply oil; wherein, when the reversing valve 45 is in the first connection state, the oil pump 42 is connected with the drill rod oil circuit 43 to drive the drill rod assembly 20 to work through the drill rod oil circuit 43, the grabbing oil circuit 44 is disconnected from the oil pump 42, and the grabbing assembly 30 stops working; when the reversing valve 45 is in the second connection state, the oil pump 42 is connected with the grabbing oil circuit 44 to drive the grabbing assembly 30 to work through the grabbing oil circuit 44, the drill rod oil circuit 43 is disconnected from the oil pump 42, and the drill rod assembly 20 stops working.

[0047] By applying the technical solution of the present invention, the oil pump 42 is connected with the oil tank 41, and the oil pump 42 supplies oil to the drill rod oil circuit 43, the grabbing oil circuit 44 and the walking mechanism 11 respectively, so that the multifunctional drilling vehicle for the tunnel can realize the functions of walking, drilling rod and grabbing. The reversing valve 45 is arranged between the drill rod oil circuit 43 and the grabbing oil circuit 44, and the reversing valve 45 has a first connection state and a second connection state arranged relatively. When the reversing valve 45 is in the first connection state, the oil pump 42 is connected with the drill rod oil circuit 43 to drive the drill rod assembly 20 to work through the drill rod oil circuit 43, the grabbing oil circuit 44 is disconnected from the oil pump 42, and the grabbing assembly 30 stops working; when the reversing valve 45 is in the second connection state, the oil pump 42 is connected with the grabbing oil circuit 44 to drive the grabbing assembly 30 to work through the grabbing oil circuit 44, the drill rod oil circuit 43 is disconnected from the oil pump 42, and the drill rod assembly 20 stops working. Through the two states of the reversing valve 45, the drill rod assembly 20 and the grab assembly 30 are interlocked to avoid safety accidents caused by mutual interference between the anchor rod driving operation and the pipeline installation operation.

[0048] Specifically, Figure 4 As shown, when the reversing valve 45 is in the first connection state, the oil of the reversing valve 45 flows from arrow 3→4, the oil pump 42 is connected with the drill pipe oil circuit 43 to drive the drill pipe assembly 20 to work through the drill pipe oil circuit 43, the oil indicated by arrow 2→1 directly flows back to the oil tank, the grabbing oil circuit 44 is disconnected from the oil pump 42, and the grabbing assembly 30 stops working. Figure 3 As shown, when the reversing valve 45 is in the second connection state, the oil of the reversing valve 45 flows from arrow 3→2, the oil pump 42 is connected with the grabbing oil circuit 44 to drive the grabbing assembly 30 to work through the grabbing oil circuit 44, the oil indicated by arrow 4→1 directly flows back to the oil tank, the drill rod oil circuit 43 is disconnected from the oil pump 42, and the drill rod assembly 20 stops working.

[0049] In the embodiment of the present application, a decompression assembly is provided on the drill pipe oil circuit 43 to prevent system damage or equipment failure caused by excessive pressure.

[0050] Furthermore, the drill pipe oil circuit 43 includes a drill pipe oil inlet pipeline and a drill pipe oil return pipeline, the grab oil circuit 44 includes a grab oil inlet pipeline and a grab oil return pipeline, and the multifunctional tunnel drilling vehicle includes a main oil supply pipeline 46, the main oil supply pipeline 46 is connected to the oil outlet of the oil pump 42, and the main oil supply pipeline 46, the drill pipe oil inlet pipeline, the drill pipe oil return pipeline, the grab oil inlet pipeline and the grab oil return pipeline are all connected to the reversing valve 45; when the reversing valve 45 is turned on, the reversing valve 45 is turned on. When the valve 45 is in the first connection state, the main oil supply pipeline 46 is connected to the drill pipe oil inlet pipeline, the drill pipe oil return pipeline is connected to the oil tank 41, and the grab oil inlet pipeline and the grab oil return pipeline are both connected to the oil tank 41; when the reversing valve 45 is in the second connection state, the main oil supply pipeline 46 is connected to the grab oil inlet pipeline, the grab oil return pipeline is connected to the oil tank 41, and the drill pipe oil inlet pipeline and the drill pipe oil return pipeline are both connected to the oil tank 41. Through the above settings, accurate oil circuit control can be achieved, so that when the multifunctional drilling vehicle for the tunnel is performing different operations, it can ensure that the hydraulic system provides stable and efficient power support, avoid the performance degradation of the equipment due to improper oil circuit distribution, and ensure the accuracy of the anchoring operation and pipeline installation operation.

[0051] Specifically, the drill rod assembly 20 includes a bracket 21, a clamping assembly 22 and a propulsion assembly 23. Among them, the bracket 21 is rotatably arranged on the chassis 10, and the rotation axis of the bracket 21 extends in the vertical direction; the clamping assembly 22 is arranged on the bracket 21, and the clamping assembly 22 is used to clamp the anchor rod; the propulsion assembly 23 is arranged on the bracket 21, and the propulsion assembly 23 is used to drive the anchor rod to move, and the clamping assembly 22 cooperates with the propulsion assembly 23 to fix the anchor rod on the roadway. Through the above arrangement, the multifunctional drilling vehicle for the roadway can adapt to the requirements of anchor rod fixing at different angles in the roadway, improve the flexibility and safety of the anchor rod driving operation, ensure the reliability of the anchor rod fixing work on the top and side walls of the roadway, thereby ensuring the stability and safety of the roadway, reducing the risk of rock strata movement and collapse, and providing a safe environment for subsequent mining operations.

[0052] like Figure 1 and Figure 2 As shown, the multifunctional drilling vehicle for tunnels also includes a rotation control valve 50, a clamping control valve 60 and a propulsion control valve 70. The rotation control valve 50 is connected to the bracket 21 by driving, and the rotation control valve 50 is used to control the rotation of the bracket 21; the clamping control valve 60 is connected to the clamping assembly 22 by driving, and the clamping control valve 60 is used to control the clamping assembly 22 to clamp the anchor rod; the rotation control valve 50, the clamping control valve 60 and the propulsion control valve 70 are all arranged in parallel on the drill pipe oil inlet pipeline, and the propulsion control valve 70 is connected to the propulsion assembly 23 by driving, and the propulsion control valve 70 is used to control the propulsion assembly 23 to hit the anchor rod. Through the above arrangement, the independent control valve design enables the multifunctional drilling vehicle for tunnels to achieve precise control of the anchor rod fixing work, improve the efficiency and quality of the anchor rod driving operation, and improve the support effect of the tunnel.

[0053] In the embodiment of the present application, the multifunctional drilling vehicle for the tunnel further includes a support control valve 80. The support control valve 80 can control the support 21 to support the tunnel, provide a working space for subsequent anchor bolts to be driven into the tunnel, and improve the efficiency and quality of the anchor bolting operation.

[0054] Furthermore, the grabbing assembly 30 also includes a mechanical arm 31 and a clamping claw assembly 32. The mechanical arm 31 has a first connection end and a second connection end that are arranged opposite to each other, the first connection end is connected to the chassis 10, and the second connection end can move relative to the first connection end; the clamping claw assembly 32 is arranged at the second connection end, and the clamping claw assembly 32 can clamp objects. Through the above arrangement, the multifunctional drilling vehicle for the tunnel can grab and carry a wide range of pipelines, improve the efficiency of pipeline transportation in the tunnel, improve the continuity and efficiency of tunnel operations, and reduce the labor intensity and risk of manual handling.

[0055] The clamp assembly 32 includes a plurality of clamp units, each of which is independently arranged on the second connection end, and each of which has a different clamping size. Through the above arrangement, the multifunctional tunnel drilling vehicle can adapt to the handling requirements of pipelines of different sizes, thereby improving the versatility of the equipment.

[0056] Specifically, a first slide rail is provided on the chassis 10, and the first slide rail extends along the length direction of the chassis 10. The multifunctional drilling vehicle for tunnels further includes a moving seat 90. The moving seat 90 is movably provided on the first slide rail, and the drill rod assembly 20 is provided on the moving seat 90. The drill rod assembly 20 has a working position extending to the outside of the chassis 10 and a evasive position retracted into the chassis 10. Through the above arrangement, the drill rod assembly 20 can flexibly perform anchor bolt fixing work in the tunnel, thereby improving the efficiency of anchor bolt fixing work, and also improving the passability and safety of the equipment in narrow tunnels.

[0057] Furthermore, a second slide rail is also provided on the movable seat 90, and the extension direction of the second slide rail is perpendicular to the extension direction of the first slide rail, and the drill rod assembly 20 also includes an operating platform 24. The operating platform 24 is movably provided on the second slide rail, and the bracket 21, the clamping assembly 22 and the propulsion assembly 23 are all provided on the operating platform 24. Through the above arrangement, the drill rod assembly 20 can flexibly perform multi-dimensional anchor fixing work, thereby improving the flexibility and efficiency of the anchor fixing work.

[0058] The grab assembly 30 further includes a movable seat 33. The movable seat 33 is rotatably disposed on the chassis 10, the rotation axis of the movable seat 33 extends in the vertical direction, and the first connection end of the mechanical arm 31 is disposed on the movable seat 33. Through the above arrangement, the grab assembly 30 can perform all-round pipeline handling work in the lane, thereby improving the versatility of the equipment.

[0059] Furthermore, the multifunctional tunnel drilling vehicle also includes an auxiliary support leg 100. The auxiliary support legs 100 are respectively arranged at both ends of the chassis 10 along the length direction of the chassis 10, and the auxiliary support legs 100 are located at the bottom of the chassis 10. The auxiliary support legs 100 have a supporting end, and the auxiliary support legs 100 have a relatively arranged supporting state and an avoidance state. When the auxiliary support legs 100 are in the supporting state, the supporting end abuts against the ground; when the auxiliary support legs 100 are in the avoidance state, the supporting end is lifted and retracted to the bottom surface of the chassis 10. Through the above arrangement, the multifunctional tunnel drilling vehicle can remain stable when performing anchor bolt fixing or pipeline transportation, thereby improving the safety and efficiency of the operation. In addition, the avoidance design of the auxiliary support legs 100 enables the multifunctional tunnel drilling vehicle to reduce the floor space when not in use, thereby improving the passability of the equipment in narrow tunnels.

[0060] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0061] Unless otherwise specifically stated, the relative arrangement, numerical expressions and numerical values ​​of the parts and steps set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that, for ease of description, the sizes of the various parts shown in the accompanying drawings are not drawn according to the actual proportional relationship. The technology, method and equipment known to those of ordinary skill in the relevant art may not be discussed in detail, but in appropriate cases, the technology, method and equipment should be considered as a part of the specification. In all examples shown and discussed here, any specific value should be interpreted as being merely exemplary, rather than as a limitation. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, and therefore, once a certain item is defined in an accompanying drawing, it does not need to be further discussed in subsequent drawings.

[0062] In the description of the present invention, it is necessary to understand that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings. They are only for the convenience of describing the present invention and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the devices or elements referred to must have a specific direction or be constructed and operated in a specific direction. Therefore, they cannot be understood as limiting the scope of protection of the present invention. The directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.

[0063] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0064] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. If not otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of the present invention.

[0065] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A multifunctional drilling vehicle for tunnels, characterized in that: The multifunctional drilling vehicle for the tunnel comprises: A chassis (10), wherein the chassis (10) is provided with a walking mechanism (11); A drill rod assembly (20) is arranged on the chassis (10), and the drill rod assembly (20) is used to fix the anchor rod; A grabbing assembly (30) is arranged on the chassis (10), and the grabbing assembly (30) is used for carrying work; A hydraulic power assembly (40), wherein the drill rod assembly (20), the grabbing assembly (30) and the hydraulic power assembly (40) are sequentially arranged along the length direction of the chassis (10), and the hydraulic power assembly (40) comprises an oil tank (41), an oil pump (42), a drill rod oil circuit (43), a grabbing oil circuit (44), a travel oil circuit and a reversing valve (45), wherein the oil pump (42) is in communication with the oil tank (41), and the oil pump (42) supplies oil to the drill rod oil circuit (43), the grabbing oil circuit (44) and the travel mechanism (11) respectively, and the reversing valve (45) is arranged between the drill rod oil circuit (43) and the grabbing oil circuit (44), and the reversing valve (45) has a first connection state and a second connection state which are arranged relatively to each other, so that the oil pump (42) drives the drill rod oil circuit (43) to supply oil or drives the grabbing oil circuit (44) to supply oil; When the reversing valve (45) is in the first connection state, the oil pump (42) is connected to the drill rod oil circuit (43) to drive the drill rod assembly (20) to work through the drill rod oil circuit (43), the grabbing oil circuit (44) is disconnected from the oil pump (42), and the grabbing assembly (30) stops working; when the reversing valve (45) is in the second connection state, the oil pump (42) is connected to the grabbing oil circuit (44) to drive the grabbing assembly (30) to work through the grabbing oil circuit (44), the drill rod oil circuit (43) is disconnected from the oil pump (42), and the drill rod assembly (20) stops working.

2. The multifunctional tunnel drilling vehicle according to claim 1, characterized in that: The drill rod oil circuit (43) includes a drill rod oil inlet pipeline and a drill rod oil return pipeline, the grab oil circuit (44) includes a grab oil inlet pipeline and a grab oil return pipeline, and the multifunctional tunnel drilling vehicle includes: a main oil supply pipeline (46), the main oil supply pipeline (46) being in communication with the oil outlet of the oil pump (42), the main oil supply pipeline (46), the drill pipe oil inlet pipeline, the drill pipe oil return pipeline, the grab oil inlet pipeline and the grab oil return pipeline all being in communication with the reversing valve (45); When the reversing valve (45) is in the first connection state, the main oil supply pipeline (46) is connected to the drill pipe oil inlet pipeline, the drill pipe oil return pipeline is connected to the oil tank (41), and the grab oil inlet pipeline and the grab oil return pipeline are both connected to the oil tank (41); when the reversing valve (45) is in the second connection state, the main oil supply pipeline (46) is connected to the grab oil inlet pipeline, the grab oil return pipeline is connected to the oil tank (41), and the drill pipe oil inlet pipeline and the drill pipe oil return pipeline are both connected to the oil tank (41).

3. The multifunctional tunnel drilling vehicle according to claim 2, characterized in that: The drill rod assembly (20) comprises: A bracket (21) is rotatably arranged on the chassis (10), and the rotation axis of the bracket (21) extends in the vertical direction; A clamping assembly (22) is arranged on the bracket (21), and the clamping assembly (22) is used to clamp the anchor rod; A propulsion assembly (23) is arranged on the support (21), and the propulsion assembly (23) is used to drive the anchor rod to move. The clamping assembly (22) cooperates with the propulsion assembly (23) to fix the anchor rod on the tunnel.

4. The multifunctional tunnel drilling vehicle according to claim 3, characterized in that: The multifunctional drilling vehicle for the tunnel also includes: a rotation control valve (50), the rotation control valve (50) being drivingly connected to the bracket (21), and the rotation control valve (50) being used to control the rotation of the bracket (21); A clamping control valve (60), the clamping control valve (60) being drivingly connected to the clamping assembly (22), the clamping control valve (60) being used to control the clamping assembly (22) to clamp the anchor rod; The propulsion control valve (70), the rotation control valve (50), the clamping control valve (60) and the propulsion control valve (70) are all arranged in parallel on the drill pipe oil inlet pipeline, the propulsion control valve (70) is drivingly connected to the propulsion component (23), and the propulsion control valve (70) is used to control the propulsion component (23) to strike the anchor rod.

5. The multifunctional tunnel drilling vehicle according to claim 1, characterized in that: The grabbing assembly (30) further comprises: A mechanical arm (31), the mechanical arm (31) having a first connecting end and a second connecting end arranged opposite to each other, the first connecting end being connected to the chassis (10), and the second connecting end being movable relative to the first connecting end; A clamping jaw assembly (32) is arranged at the second connecting end, and the clamping jaw assembly (32) is capable of clamping an object.

6. The multifunctional tunnel drilling vehicle according to claim 5, characterized in that: The clamping jaw assembly (32) comprises a plurality of clamping jaw units, each of which is independently arranged on the second connecting end, and each of which has different clamping sizes.

7. The multifunctional tunnel drilling vehicle according to claim 3, characterized in that: The chassis (10) is provided with a first slide rail, and the first slide rail extends along the length direction of the chassis (10). The multifunctional tunnel drilling vehicle further comprises: A movable seat (90) is movably arranged on the first slide rail, and the drill rod assembly (20) is arranged on the movable seat (90). The drill rod assembly (20) has a working position extending to the outside of the chassis (10) and a avoidance position retracted into the chassis (10).

8. The multifunctional tunnel drilling vehicle according to claim 7, characterized in that: The movable seat (90) is also provided with a second slide rail, the extension direction of the second slide rail is perpendicular to the extension direction of the first slide rail, and the drill rod assembly (20) further comprises: An operating platform (24) is movably arranged on the second slide rail, and the bracket (21), the clamping assembly (22) and the propulsion assembly (23) are all arranged on the operating platform (24).

9. The multifunctional tunnel drilling vehicle according to claim 5, characterized in that: The grabbing assembly (30) further comprises: A movable seat (33), the movable seat (33) is rotatably arranged on the chassis (10), the rotation axis of the movable seat (33) extends in the vertical direction, and the first connecting end of the mechanical arm (31) is arranged on the movable seat (33).

10. The multifunctional tunnel drilling vehicle according to claim 1, characterized in that: The multifunctional drilling vehicle for the tunnel also includes: An auxiliary support leg (100), wherein the auxiliary support leg (100) is respectively arranged at two ends of the chassis (10) along the length direction of the chassis (10), the auxiliary support leg (100) is located at the bottom of the chassis (10), the auxiliary support leg (100) has a support end, and the auxiliary support leg (100) has a supporting state and an avoidance state that are relatively arranged. When the auxiliary support leg (100) is in the supporting state, the support end is in contact with the ground; when the auxiliary support leg (100) is in the avoidance state, the support end is lifted and retracted to the bottom surface of the chassis (10).

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