Double-arm type hydraulic anchor rod drill carriage

Abstract

The invention discloses a double-arm type hydraulic anchor rod drill carriage. Belongs to the technical field of underground drilling anchoring devices. The trolley comprises a trolley body, a front temporary support, a main shaft, a drill arm, a jumbolter and a pump station are arranged on a platform at the top of the vehicle body; a functional shovel plate is hinged to the front side of the vehicle body; the rotating angle of the functional shovel plate relative to the vehicle body is controlled by the hydraulic push rod; the width of the functional shovel plate is adjustable, and when the functional shovel plate is in a working state, the width of the functional shovel plate is larger than that of the vehicle body; a rear support connecting bracket is also arranged at the tail end of the vehicle body; an anti-sinking landing leg hydraulic cylinder is mounted on the rear support connecting bracket; the anti-sinking supporting leg hydraulic rod can stretch out and draw back in the vertical direction. The double-arm and double-anchor-rod drilling machine effectively solves the problem that when an existing double-arm and double-anchor-rod drilling machine works at the same time, a front support on a vehicle body cannot provide effective support.

Description

Technical Field

[0001] The invention relates to the technical field of underground anchoring devices, and in particular to a double-arm hydraulic anchor drilling vehicle. Background Art

[0002] The anchor drilling vehicle is a multifunctional drilling machine that can perform anchor cable support operations, blasthole drilling and exploration (water and gas exploration) functions. In order to improve work efficiency, the applicant has designed a drilling vehicle structure with two sets of drilling arms and two sets of airborne anchor drilling rigs. Figure 1 As shown, the two sets of onboard anchor drilling rig devices on this anchor drilling vehicle can operate independently or simultaneously; however, in the mode where the dual anchor drilling rigs work simultaneously, the vehicle body structure currently used is very likely to have a situation where the front support cannot provide effective support; the reason is that the front dual anchor drilling rigs are heavy and the supporting effect of the front support is limited; and as the project progresses, the ground of the tunnel in front is uneven when the drilling vehicle moves forward, resulting in the front support being unable to effectively contact the top of the tunnel. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a double-arm hydraulic anchor drilling vehicle to solve the problem that the front support on the vehicle body cannot provide effective support when the current double-arm double anchor drilling rigs work simultaneously.

[0004] To solve the above problems, the present invention provides the following technical solutions: A double-arm hydraulic anchor drilling vehicle; it comprises a vehicle body; a front temporary support, a main shaft, a drill arm, an anchor drilling rig and a pump station are arranged on a platform on the top of the vehicle body; wherein the lower end of the front temporary support is hinged at the middle position of the front side of the platform, and the main shaft is arranged at the rear position of the middle part of the platform; the pump station is arranged on the rear side of the platform; one end of the drill arm is connected to the main shaft, and the anchor drilling rig is installed on the protruding end of the drill arm; a functional shovel plate is hingedly installed on the front side of the vehicle body; the rotation angle of the functional shovel plate relative to the vehicle body is controlled by a hydraulic push rod; the width of the functional shovel plate is adjustable, and when the functional shovel plate is in a working state, its width is greater than the width of the vehicle body; a rear support connecting bracket is also arranged at the tail end of the vehicle body; an anti-sinking leg hydraulic cylinder is installed on the rear support connecting bracket; the anti-sinking leg hydraulic rod can be extended and retracted in the vertical direction.

[0005] Preferably, the functional shovel plate is installed on the vehicle body at a lower position directly opposite to the front temporary support.

[0006] Preferably, the functional shovel plate includes a pair of clamping plates; a first positioning hole and a second positioning hole are formed on the clamping plates; a connecting sleeve is installed at the first positioning hole; a positioning shaft matching the connecting sleeve is provided on the vehicle body; and a hydraulic push rod is also provided on the vehicle body; the movable end of the hydraulic push rod is hingedly installed at the second positioning hole through a connecting pin; a guide block is also provided on the clamping plate; a telescopic hydraulic cylinder and an extension block are installed on the guide block; one end of the telescopic hydraulic cylinder is installed on the extension block, and the extension block can move on the guide block through the telescopic hydraulic cylinder; a main shovel plate is provided on the clamping plate; and an extension shovel plate flush with the main shovel plate is provided on the extension block. The first positioning hole is a step structure Furthermore, the splint includes a triangular plate structure; the first positioning hole, the second positioning hole and the guide block are all arranged on the triangular plate; a crane-beak-shaped extension plate is arranged at a corner of the triangular plate; the main shovel plate is arranged at the side edge position where the extension plate is located; a third positioning hole is also opened in the triangular plate part of the splint, and one end of the guide block is clamped at the third positioning hole; and a number of connecting plates are also arranged between the splints.

[0007] Furthermore, the guide block is a hollow square tube structure, and the telescopic hydraulic cylinder is installed in the inner cavity of the guide block; the extension block is a hollow square tube structure that can be sleeved on the outer peripheral side of the guide block; positioning holes are opened on the guide block and the extension block; the movable end and the fixed end of the telescopic hydraulic cylinder are installed at the corresponding positioning holes through pins; an inner bottom shovel is arranged on the back side of the main shovel plate; a guide groove is also arranged between the extension shovel plate and the extension block, and one end of the inner bottom shovel can be inserted into the guide groove and moved.

[0008] Preferably, the rear support connecting bracket includes a front plate and a back plate arranged opposite to each other; the back plate is arranged on the rear end surface of the vehicle body; a first support plate and a second support plate are arranged between the front plate and the back plate; a horizontal support plate is installed at a position close to the front plate on the front side of the first and second support plates; a positioning box is arranged on the top end surface of the horizontal support plate; two inner cavities are arranged in the positioning box; the two inner cavities are arranged parallel to each other, and a push hydraulic cylinder is installed in each of the inner cavities; the movable ends of the two push hydraulic cylinders are arranged back to back facing outward, and a push support is installed on the movable end; a guide hole is opened on the push support; the anti-sinking leg hydraulic rod is installed through the guide hole.

[0009] Furthermore, a top plate is provided on the top of the back plate; a plurality of positioning holes for connecting with the mechanism on the vehicle body are opened on the top plate; a clamping plate is also provided between the first support plate and the second support plate; the back side of the clamping plate is connected to the back plate; the front plate is flush with the bottom of the back plate; a gap is left between the clamping plate and the front plate; a through hole is opened on the front side of the first support plate and the second support plate, and a through hole is also opened in the middle of the front plate; the front plate and the back plate are both dovetail-shaped flat plate structures, and the height of the front plate is less than the height of the back plate; the top height of the positioning box installed on the front plate is flush with the top plate.

[0010] Furthermore, the first support plate is a U-shaped flat plate structure; its rear end is attached to the back plate; the height of the front side of the first support plate is lower than the height of the rear end; the second support plate is a rectangular plate structure; a process window is opened in the middle of the rectangular plate, and a step for placing a horizontal support plate is provided on the front side of the rectangular plate.

[0011] Furthermore, the positioning box is a square box structure with a hollow interior; a vertical partition is arranged in the middle of the inner cavity of the square box; the vertical partition extends along the length direction of the positioning box; a movable inner box is installed in the inner cavity of the positioning box; one end of the movable inner box extends to the outside of the positioning box; the push support is installed on the extended end of the movable inner box; positioning holes are opened on the positioning box and the movable inner box, and the fixed end and the movable end of the push hydraulic cylinder are respectively installed at the corresponding positioning holes through the pin shaft; an extended box body is arranged at the position of the positioning box corresponding to the extended ends of the two movable inner boxes.

[0012] Furthermore, the push support is a horizontally arranged platform-shaped component; a rib plate is arranged on the top of the push support; a connecting plate is arranged on the side of the rib plate facing the positioning box; the connecting plate is installed on the protruding end of the movable inner box; a reinforcing plate is also arranged between the connecting plate and the side wall of the movable inner box; the anti-sinking leg hydraulic rods on the two push supports are at the same distance from the front plate; a flange ring with a through hole is arranged on the outer peripheral side of the middle part of the anti-sinking leg hydraulic rod; a threaded hole opposite to the through hole on the flange ring is also arranged on the lower bottom of the push support; the anti-sinking leg hydraulic rod is detachably connected to the push support at the flange ring by a bolt member.

[0013] Compared with the conventional hydraulic anchor drilling vehicle, the present invention adds a functional shovel plate and a rear support connecting bracket on the front and rear sides of the vehicle body respectively to cooperate with the front support mechanism for combined support; the functional shovel plate can adjust its angle relative to the vehicle body. When it is necessary to level the road in front, the lower front side of the shovel plate is pressed on the ground, and the front tunnel can be leveled as the vehicle body moves forward; in addition, the functional shovel plate in the present application can also provide a certain supporting effect on the front side of the vehicle body to ensure the stability of the vehicle body; and two anti-sinking leg hydraulic cylinders are provided on both sides of the rear support connecting bracket located at the rear of the vehicle body, which can support the oil cylinder to be vertically telescopic downward under the action of the telescopic oil cylinder to ensure the working stability of the drilling vehicle during operation; the overall stability of the vehicle body when the anchor drilling rig is working is improved by combining the three support parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of a drilling vehicle with two sets of drilling arms and two sets of airborne anchor drilling rigs as mentioned in the background technology; Figure 2 Yes Figure 1 The middle device is a schematic diagram of the drilling vehicle structure after being transformed by the present invention; Figure 3 yes Figure 2 A top view of the device; Figure 4 yes Figure 3 The drill arm of the middle device is opened and the schematic diagram of the double anchor drilling rigs working simultaneously; Figure 5 3D schematic diagram of the functional shovel board in this embodiment; Figure 6 yes Figure 5 Schematic diagram of the three-dimensional structure of the middle device after the extension block is removed; Figure 7 yes Figure 5 A schematic diagram of the three-dimensional structure of the device in another viewing angle; Figure 8 is a schematic diagram of the three-dimensional structure of the rear support connecting bracket and the anti-sinking leg hydraulic cylinder in the installation state in this embodiment; Fig. 9 yes Figure 8 Schematic diagram of the three-dimensional structure of the middle device after the anti-sinking support hydraulic cylinder is removed; Fig.10 yes Fig. 9 A schematic diagram of the three-dimensional structure of the device after removing the positioning box and its internal components; Figure 11~Figure 13 They are Fig.10 The front view, left view and top view of the device; Fig.14 3. It is a schematic diagram of the three-dimensional structure of the positioning box and its internal components and the anti-sinking leg hydraulic cylinder in the installation state in this embodiment; Fig.15 yes Fig.14 A schematic diagram of the three-dimensional structure of the device in another viewing angle; Fig.16 yes Fig.14 Schematic diagram of the three-dimensional structure of the middle device after the anti-sinking support hydraulic cylinder is removed; Fig.17 yes Fig.16 A schematic diagram of the three-dimensional structure of the device in another viewing angle; Fig.18 yes Fig.16 The schematic diagram of the three-dimensional structure of the push hydraulic cylinder in the stretched state after the upper top plate, side plates and side plates of the movable inner box of the middle device are removed; Figure 19~Figure 21 They are Fig.16 The top view, front view and left view of the device; Description of the accompanying drawings: 1. Car body, 2. Front temporary support, 3. Main shaft, 4. Drill arm, 5. Anchor drilling rig, 6. Pump station, 7. Functional shovel plate, 8. Rear support connecting bracket, 9. Anti-sinking leg hydraulic cylinder, 91. Flange ring, 701. Clamp plate, 702. First positioning hole, 703. Second positioning hole, 704. Connecting sleeve, 705. Guide block, 706. Extension block, 707. Main shovel plate, 708. Extension shovel plate, 709. Third Positioning hole, 710, connecting plate, 711, inner bottom shovel, 712, telescopic hydraulic cylinder, 801, front plate, 802, back plate, 803, first support plate, 804, second support plate, 805, horizontal support plate, 806, positioning box, 807, sliding hydraulic cylinder, 808, sliding support, 809, top plate, 810, vertical partition, 811, movable inner box, 812, extended box body, 813, rib plate, 814, connecting plate, 815, splint. DETAILED DESCRIPTION

[0015] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments: Example: Reference Figure 1 , the present embodiment provides a double-arm hydraulic anchor drilling vehicle; it comprises a vehicle body 1; a front temporary support 2, a main shaft 3, a drill arm 4, an anchor drilling rig 5 and a pump station 6 are arranged on the platform on the top of the vehicle body 1; wherein the lower end of the front temporary support 2 is hinged at the middle position of the front side of the platform, and the main shaft 3 is arranged at the rear position of the middle part of the platform; the pump station 6 is arranged on the rear side of the platform; one end of the drill arm 5 is connected to the main shaft 3, and the anchor drilling rig 5 is installed on the protruding end of the drill arm 4; a functional shovel plate 7 is hingedly installed on the front side of the vehicle body 1; the rotation angle of the functional shovel plate 7 relative to the vehicle body 1 is controlled by a hydraulic push rod; the width of the functional shovel plate 7 is adjustable, and when the functional shovel plate 7 is in a working state, its width is greater than the width of the vehicle body 1; a rear support connecting bracket 8 is also arranged at the tail end of the vehicle body 1; an anti-sinking leg hydraulic cylinder 9 is installed on the rear support connecting bracket 8; the anti-sinking leg hydraulic rod 9 can be extended and retracted in the vertical direction. In this embodiment, the front temporary support is installed on the vehicle body through a supporting square cylinder, which can adjust the forward or backward rotation angle under the action of the support adjustment cylinder, making the support more flexible and convenient. At the same time, the front temporary support in this application is a telescopic structure with extendable width, which can increase the support area on the top of the tunnel.

[0016] The functional shovel plate 7 is installed on the vehicle body 1 at a lower position facing the front temporary support 2 .

[0017] The functional shovel plate 7 includes a pair of clamping plates 701; a first positioning hole 702 and a second positioning hole 703 are formed on the clamping plates 701; a connecting sleeve 704 is installed at the first positioning hole 702; a positioning shaft matched with the connecting sleeve 704 is provided on the vehicle body 1; and a hydraulic push rod is also provided on the vehicle body 1; the movable end of the hydraulic push rod is hingedly installed at the second positioning hole through a connecting pin; a guide block 705 is also provided on the clamping plate 701; a telescopic hydraulic cylinder 712 and an extension block 706 are installed on the guide block 705; one end of the telescopic hydraulic cylinder 712 is installed on the extension block 706, and the extension block 706 can move on the guide block 705 through the telescopic hydraulic cylinder 712; a main shovel plate 707 is provided on the clamping plate 701; and an extension shovel plate 708 flush with the main shovel plate 707 is provided on the extension block 706. The second positioning hole in this embodiment is a step structure.

[0018] The splint 701 includes a triangular plate structure; the first positioning hole 702, the second positioning hole 703 and the guide block 705 are all arranged on the triangular plate; a crane-beak-shaped extension plate is arranged at a corner of the triangular plate; the main shovel plate 707 is arranged at the side edge position where the extension plate is located; a third positioning hole 709 is also opened in the triangular plate part of the splint 701, and one end of the guide block 705 is clamped in the third positioning hole 709; and a number of connecting plates 710 are also arranged between the splints 701.

[0019] The guide block 705 is a hollow square tube structure, and the telescopic hydraulic cylinder 712 is installed in the inner cavity of the guide block 705; the extension block 706 is a hollow square tube structure that can be sleeved on the outer peripheral side of the guide block 705; positioning holes are opened on the guide block 705 and the extension block 706; the movable end and the fixed end of the telescopic hydraulic cylinder 712 are installed at the corresponding positioning holes through the pin shaft; an inner bottom shovel 711 is arranged on the back side of the main shovel plate 707; a guide groove is also arranged between the extension shovel plate 708 and the extension block 706, and one end of the inner bottom shovel 711 can be inserted into the guide groove and moved.

[0020] The rear support connecting bracket 8 includes a front plate 801 and a back plate 802 which are arranged opposite to each other; the back plate 802 is arranged on the rear end surface of the vehicle body 1; a first support plate 803 and a second support plate 804 are arranged between the front plate 801 and the back plate 802; a horizontal support plate 805 is installed at a position close to the front plate 801 on the front side of the first support plate 803 and the second support plate 804; a positioning box 806 is arranged on the top end surface of the horizontal support plate 805; two inner cavities are arranged in the positioning box 806; the two inner cavities are arranged parallel to each other, and a push hydraulic cylinder 807 is installed in each of the inner cavities; the movable ends of the two push hydraulic cylinders 807 are arranged back to back facing outward, and a push support 808 is installed on the movable end; a guide hole is opened on the push support 808; the anti-sinking leg hydraulic rod 9 is installed through the guide hole.

[0021] A top plate 809 is also provided on the top of the back plate 802; a number of positioning holes for connecting with the mechanism on the vehicle body 1 are opened on the top plate 809; a clamping plate 815 is also provided between the first support plate 803 and the second support plate 804; the back side of the clamping plate 815 is connected to the back plate 802; the front plate 801 is flush with the bottom of the back plate 802; a gap is left between the clamping plate 815 and the front plate 801; through holes are opened on the front sides of the first support plate 803 and the second support plate 804, and a through hole is also opened in the middle of the front plate 801; the front plate 801 and the back plate 802 are both dovetail-shaped flat plate structures, and the height of the front plate 801 is less than the height of the back plate 802; the top height of the positioning box 806 installed on the front plate 801 is flush with the top plate 809.

[0022] The first support plate 803 is a U-shaped flat plate structure; its rear end is attached to the back plate 802; the height of the front side of the first support plate 803 is lower than the height of the rear end; the second support plate 804 is a rectangular plate structure; a process window is opened in the middle of the rectangular plate, and a step for placing the horizontal support plate 805 is provided on the front side of the rectangular plate.

[0023] The positioning box 806 is a square box structure with a hollow interior; a vertical partition 810 is arranged in the middle of the inner cavity of the square box; the vertical partition 810 extends along the length direction of the positioning box 806; a movable inner box 811 is installed in the inner cavity of the positioning box 806; one end of the movable inner box 811 extends to the outside of the positioning box 806; the push support 808 is installed on the extended end of the movable inner box 811; positioning holes are opened on the positioning box 806 and the movable inner box 811, and the fixed end and the movable end of the push hydraulic cylinder 807 are respectively installed at the corresponding positioning holes through the pin shaft; an extended box body 812 is arranged at the position of the positioning box 806 corresponding to the extended ends of the two movable inner boxes 811.

[0024] The push support 808 is a horizontally arranged platform-shaped component; a rib 813 is arranged on the top of the push support 808; a connecting plate 814 is arranged on the side of the rib 813 facing the positioning box 806; the connecting plate 814 is installed on the protruding end of the movable inner box 811; a reinforcing plate is also arranged between the connecting plate 814 and the side wall of the movable inner box 811; the anti-sinking leg hydraulic rods 9 on the two push supports 808 are at the same distance from the front plate 801; a flange ring 91 with a through hole is arranged on the outer peripheral side of the middle part of the anti-sinking leg hydraulic rod 9; a threaded hole corresponding to the through hole on the flange ring 91 is also arranged on the lower bottom of the push support 1; the anti-sinking leg hydraulic rod 9 is detachably connected to the push support 1 at the flange ring 91 by bolts.

[0025] When using the device of the present invention, the following operation flow can be referred to: When the vehicle body is moved into position, the functional shovel board should be propped up first, and the anti-sinking leg hydraulic cylinder should be extended at the same time to make the legs firmly contact the bottom plate. Then the front support mechanism is operated to rise up and firmly support the top plate, so that the whole vehicle is stably and firmly fixed at the position where the hole is required.

[0026] Only then can the double-arm operating platform be adjusted according to the height of the tunnel so that the position of the operating platform meets the drilling needs of the operator. Then start drilling the top plate anchor (anchor cable) hole. After the drilling is completed, start installing, stirring and locking the anchor (anchor cable). After the top anchor operation is completed, the onboard drilling rig mechanism can be rotated to a horizontal position or the required drilling angle to carry out the anchor drilling and support operations on the side. After the top and side anchors and anchor cables are drilled and installed by the displacement of the drill arm, the anchor cables need to be tensioned according to the needs, and the connecting hose of the tensioning jack is connected. The tensioning control valve is opened to tension the anchor cables, replace the anchor withdrawer to withdraw the anchor, and replace the anchor cable cutter to cut off the excess anchor cables. After all operations are completed, the various mechanisms are retracted to their original positions, and finally the front support, functional shovel plate and anti-sinking support mechanism are retracted. Adjust the conversion valve to the walking position, operate the walking mechanism control valve to move the drilling vehicle to the next row of drilling positions for operation. When walking, ensure that the functional shovel plate is connected to the ground and level the ground.

Claims

1. A double-arm hydraulic anchor drilling vehicle, comprising a vehicle body (1); a front temporary support (2), a main shaft (3), a drill arm (4), an anchor drilling rig (5) and a pump station (6) are arranged on a platform on the top of the vehicle body (1); wherein the lower end of the front temporary support (2) is hinged at the middle position of the front side of the platform, and the main shaft (3) is arranged at the rear position of the middle part of the platform; the pump station (6) is arranged at the rear side of the platform; one end of the drill arm (5) is connected to the main shaft (3), and the anchor drilling rig (5) is installed on the protruding end of the drill arm (4); characterized in that: A functional shovel plate (7) is hingedly mounted on the front side of the vehicle body (1); the rotation angle of the functional shovel plate (7) relative to the vehicle body (1) is controlled by a hydraulic push rod; the width of the functional shovel plate (7) is adjustable, and when the functional shovel plate (7) is in a working state, its width is greater than the width of the vehicle body (1); a rear support connecting bracket (8) is also arranged at the rear end of the vehicle body (1); an anti-sinking leg hydraulic cylinder (9) is mounted on the rear support connecting bracket (8); and the anti-sinking leg hydraulic rod (9) can be extended and retracted in the vertical direction.

2. A double-arm hydraulic anchor drilling vehicle according to claim 1, characterized in that: The functional shovel plate (7) is installed on the vehicle body (1) at a position directly opposite to the lower part of the front temporary support (2).

3. The double-arm hydraulic anchor drilling vehicle according to claim 1, characterized in that: The functional shovel plate (7) comprises a pair of clamping plates (701); a first positioning hole (702) and a second positioning hole (703) are formed on the clamping plates (701); a connecting sleeve (704) is installed at the first positioning hole (702); a positioning shaft matching the connecting sleeve (704) is provided on the vehicle body (1); and a hydraulic push rod is also provided on the vehicle body (1); the movable end of the hydraulic push rod is hingedly installed at the second positioning hole through a connecting pin; and a A guide block (705); a telescopic hydraulic cylinder (712) and an extension block (706) are installed on the guide block (705); one end of the telescopic hydraulic cylinder (712) is installed on the extension block (706), and the extension block (706) can move on the guide block (705) through the telescopic hydraulic cylinder (712); a main shovel plate (707) is arranged on the clamping plate (701); and an extension shovel plate (708) flush with the main shovel plate (707) is arranged on the extension block (706).

4. The double-arm hydraulic anchor drilling vehicle according to claim 3, characterized in that: The clamping plate (701) comprises a triangular plate structure; a first positioning hole (702), a second positioning hole (703) and a guide block (705) are all arranged on the triangular plate; a crane-beak-shaped extension plate is arranged at a corner of the triangular plate; a main shovel plate (707) is arranged at a side edge position where the extension plate is located; a third positioning hole (709) is also opened in the triangular plate part of the clamping plate (701), and one end of the guide block (705) is clamped at the third positioning hole (709); and a plurality of connecting plates (710) are also arranged between the clamping plates (701).

5. The double-arm hydraulic anchor drilling vehicle according to claim 3, characterized in that: The guide block (705) is a hollow square tube structure, and the telescopic hydraulic cylinder (712) is installed in the inner cavity of the guide block (705); the extension block (706) is a hollow square tube structure that can be sleeved on the outer peripheral side of the guide block (705); positioning holes are opened on the guide block (705) and the extension block (706); the movable end and the fixed end of the telescopic hydraulic cylinder (712) are installed at the corresponding positioning holes through a pin shaft; an inner bottom shovel (711) is arranged on the back side of the main shovel plate (707); a guide groove is also arranged between the extension shovel plate (708) and the extension block (706), and one end of the inner bottom shovel (711) can be inserted into the guide groove for movement.

6. The double-arm hydraulic anchor drilling vehicle according to claim 1, characterized in that: The rear support connecting bracket (8) comprises a front plate (801) and a back plate (802) arranged opposite to each other; the back plate (802) is arranged on the rear end surface of the vehicle body (1); a first support plate (803) and a second support plate (804) are arranged between the front plate (801) and the back plate (802); a horizontal support plate (805) is installed at a position close to the front plate (801) on the front side of the first support plate (803) and the second support plate (804); 5) is provided with a positioning box (806) on the top end surface; two inner chambers are provided in the positioning box (806); the two inner chambers are arranged parallel to each other, and a push hydraulic cylinder (807) is installed in each inner chamber; the movable ends of the two push hydraulic cylinders (807) are arranged opposite to each other and facing outward, and a push support (808) is installed on the movable ends; a guide hole is opened on the push support (808); the anti-sinking leg hydraulic rod (9) is installed through the guide hole.

7. The double-arm hydraulic anchor drilling vehicle according to claim 6, characterized in that: A top plate (809) is also provided on the top of the back plate (802); a plurality of positioning holes for connecting with the mechanism on the vehicle body (1) are opened on the top plate (809); a clamping plate (815) is also provided between the first support plate (803) and the second support plate (804); the back side of the clamping plate (815) is connected to the back plate (802); the bottom of the front plate (801) and the back plate (802) are flush; A gap is left between the front plates (801); through holes are opened on the front sides of the first support plate (803) and the second support plate (804), and a through hole is also opened in the middle of the front plate (801); the front plate (801) and the back plate (802) are both dovetail-shaped flat plate structures, and the height of the front plate (801) is less than the height of the back plate (802); the top height of the positioning box (806) installed on the front plate (801) is flush with the top plate (809).

8. The double-arm hydraulic anchor drilling vehicle according to claim 7, characterized in that: The first support plate (803) is a U-shaped flat plate structure; its rear end is attached to the back plate (802); the height of the front side of the first support plate (803) is lower than the height of the rear end; the second support plate (804) is a rectangular plate structure; a process window is opened in the middle of the rectangular plate, and a step for placing a horizontal support plate (805) is provided on the front side of the rectangular plate.

9. The double-arm hydraulic anchor drilling vehicle according to claim 6, characterized in that: The positioning box (806) is a square box structure with a hollow interior; a vertical partition (810) is arranged in the middle of the inner cavity of the square box; the vertical partition (810) extends along the length direction of the positioning box (806); a movable inner box (811) is installed in the inner cavity of the positioning box (806); one end of the movable inner box (811) extends to the outside of the positioning box (806); the push support (808) is installed on the extended end of the movable inner box (811); positioning holes are opened on the positioning box (806) and the movable inner box (811), and the fixed end and the movable end of the push hydraulic cylinder (807) are respectively installed at the corresponding positioning holes through a pin shaft; an extended box body (812) is arranged on the positioning box (806) at the position corresponding to the extended ends of the two movable inner boxes (811).

10. The double-arm hydraulic anchor drilling vehicle according to claim 9, characterized in that: The push support (808) is a horizontally arranged platform-shaped member; a rib plate (813) is arranged on the top of the push support (808); a connecting plate (814) is arranged on the side of the rib plate (813) facing the positioning box (806); the connecting plate (814) is installed on the protruding end of the movable inner box (811); a reinforcing plate is also arranged between the connecting plate (814) and the side wall of the movable inner box (811); the anti-sinking leg hydraulic rods (9) on the two push supports (808) are at the same distance from the front plate (801); a flange ring (91) with a through hole is arranged on the outer peripheral side of the middle part of the anti-sinking leg hydraulic rod (9); a threaded hole corresponding to the through hole on the flange ring (91) is also arranged on the lower bottom of the push support (1); the anti-sinking leg hydraulic rod (9) is detachably connected to the push support (1) at the flange ring (91) by a bolt member.

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