Drill rod positioning structure and raise boring machine

Abstract

The utility model discloses a drill rod positioning structure and a raise boring machine, and belongs to the field of industrial and mining equipment. According to the technical scheme, the drill rod positioning structure comprises a propelling base, a positioning seat is arranged on the side face of the propelling base, a drill rod positioning frame is installed on the positioning seat in a hinged mode, and the drill rod positioning frame has a retracting state parallel to the side face of the propelling base and an unfolding state perpendicular to the side face of the propelling base; a locking mechanism used for keeping the drill rod positioning frame in an unfolded state or a retracted state is arranged between the drill rod positioning frame and the positioning seat, and / or a locking mechanism used for keeping the drill rod positioning frame in an unfolded state or a retracted state is arranged between the drill rod positioning frame and the propelling base. The drill rod positioning structure designed in the scheme is fixed to the propelling base and can move along with the drilling machine, standardization of the drill rod positioning distance is achieved, and the success rate of drill rod splicing is increased; meanwhile, the positioning structure is of a turnover folding structure and can be turned up to be attached to and pushed into the base, the transverse size is greatly reduced, and position interference during movement of the drilling machine is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of industrial and mining equipment, in particular to a drill rod positioning structure and a raise borer. BACKGROUND

[0002] The raise borer is a special drilling device for conducting raise construction in underground engineering such as mines and tunnels, and its main function is to quickly and efficiently complete vertical or approximately vertical drilling operations. In the working process of the borer, the drill rod is a segmented splicing structure, and as the drill rod drills in, new drill rod units need to be continuously connected to the original drill rod to lengthen the overall length of the drill rod.

[0003] In the current raise borer, the connection of the drill rod has been automated, and the raise borer is equipped with a rod loading and unloading manipulator. The new drill rod unit is placed in the grabbing position of the manipulator, the manipulator grabs and sends it into the propulsion assembly of the raise borer, and other structures complete the connection of the drill rod. As can be seen, the position of the drill rod unit placed in the propulsion assembly needs to be compatible with the original drill rod and other structures of the borer, so there are requirements for the grabbing position of the manipulator, and therefore the placement position of the drill rod unit relative to the manipulator needs to be accurately positioned.

[0004] The current operation method is to place an obstruction beside the borer in the industrial and mining site, so that the end of the drill rod abuts against the obstruction to realize positioning of the drill rod in the length direction. This positioning method needs to find an obstruction on site, and it is difficult to find objects with the same length in different locations. If the obstruction is fixed on the borer, although the problem of moving with the vehicle is solved, it can be understood that the obstruction is located on the side of the borer, increasing the width of the borer and making it inconvenient to run in narrow tunnels. SUMMARY

[0005] The utility model provides a drill rod positioning structure that can be folded and stored in view of the problem of inconvenient transportation of the obstruction used for positioning the drill rod at present.

[0006] The utility model discloses a drill rod positioning structure, including the propulsion base, the side of propulsion base is equipped with the locating seat, the hinge mounting of drill rod positioning frame is equipped on the locating seat, and drill rod positioning frame includes the retracted state parallel to the side of propulsion base and the unfolded state perpendicular to the side of propulsion base, be equipped with the locking mechanism for keeping drill rod positioning frame in the unfolded state or retracted state between drill rod positioning frame and locating seat, and / or, be equipped with the locking mechanism for keeping drill rod positioning frame in the unfolded state or retracted state between drill rod positioning frame and propulsion base, the drill rod positioning structure of the scheme design is fixed on propulsion base, can move with the drilling machine, has realized the standardization of drill rod positioning distance, has improved the success rate of drill rod continuation, simultaneously, the positioning structure adopts the turnover folding structure, can be turned up to stick to the propulsion base, greatly reduces the lateral dimension, reduces the position interference when the drilling machine moves.

[0007] Preferably, the drill rod positioning frame is a rod body structure, one end of the drill rod positioning frame is hingedly connected to the locating seat, and the other end of the drill rod positioning frame is provided with an abutting plate, and the plane of the abutting plate is perpendicular to the drill rod positioning frame. The abutting plate is abutted with the end surface of the drill rod, the contact area is increased, and the positioning effect is improved.

[0008] Preferably, the edge of the abutting plate is provided with an inclined plate, and the inclined plate extends in a direction away from the drill rod.

[0009] Preferably, the abutting plate, the inclined plate, and the outer side surface of the drill rod positioning frame are provided with a reinforcing rib. The strength and flatness of the abutting plate are improved, and the positioning effect is improved.

[0010] Preferably, the locking mechanism comprises a positioning pin; one end of the drill rod positioning frame is fixedly provided with a hinge shaft, a pin hole is formed in the hinge shaft, a shaft sleeve is fixedly arranged on the locating seat, the hinge shaft is rotatably arranged in the shaft sleeve, and a first positioning hole and a second positioning hole are formed in the shaft sleeve; in the unfolded state, the positioning pin passes through the pin hole and the first positioning hole; and in the retracted state, the pin shaft passes through the pin hole and the second positioning hole. The bolt structure is used to realize positioning at two angles, is convenient to install, and the connecting pin can be stored and carried in any state and is not easy to lose.

[0011] Preferably, the locking mechanism comprises a positioning pin; one end of the drill rod positioning frame is fixedly provided with a shaft sleeve, a first positioning hole and a second positioning hole are formed in the shaft sleeve, a hinge shaft is fixedly arranged on the locating seat, a pin hole is formed in the hinge shaft, and the hinge shaft is rotatably arranged in the shaft sleeve; in the unfolded state, the positioning pin passes through the pin hole and the first positioning hole; and in the retracted state, the pin shaft passes through the pin hole and the second positioning hole.

[0012] Preferably, the positioning seat is provided with a plurality of mounting holes, the two side faces of the advancing base are respectively provided with second threaded holes corresponding to the mounting holes, and the mounting hole and the second threaded hole on one side are opposite and fixedly connected through a bolt.

[0013] In another aspect, the utility model also provides a raise borer, including advancing system assembly, the advancing system assembly is installed with drill rod replacement manipulator, still include above-mentioned drill rod positioning structure, the advancing base is located in the lower part of advancing system assembly, the drill rod positioning frame is opposite with the grab position of drill rod replacement manipulator when unfolding state.

[0014] Through above technical scheme, the utility model has the advantages that, first, the structure is fixed on the advancing base, can move with the drill rig, realizes the standardization of drill rod positioning distance, effectively improves the success rate of drill rod continuation, thereby improves the overall efficiency and safety of drilling operation, second, the positioning structure adopts the design of overturning and folding, can be turned up to adhere to the advancing base when not using, greatly reduces the transverse dimension, reduces the position interference when the drill rig moves, enhances the operation flexibility and field adaptability of the drill rig, in addition, the contact area with the end face of drill rod is increased by the design of the abutting plate of drill rod positioning frame, cooperates the setting of reinforcing rib, significantly improves the positioning effect and stability, the lock mechanism adopts the bolt structure, not only is convenient for installation, but also can be stored and carried in any state, prevents the loss of parts, improves the convenience of use, the design of the mounting hole of positioning seat and threaded hole of advancing base makes the positioning structure can be flexibly installed according to the specific position of the drill rig, further enhances the versatility and flexibility of equipment, in another aspect, the utility model also provides a raise borer, the drill rig adopts the above-mentioned drill rod positioning structure, realizes the standardization of drill rod positioning position, improves the positioning precision, has smaller width when advancing, reduces the position interference, further improves the operation efficiency and safety of the drill rig. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme of the utility model, the following will briefly introduce the drawings needed to be used in the description, obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without paying creative labor.

[0016] Figure 1 It is the structure schematic diagram of the unfolding state of embodiment one of the utility model.

[0017] Figure 2 It isFigure 1 Enlarged view at A.

[0018] Figure 3 Structure schematic view of the retracted state of the utility model embodiment one.

[0019] Figure 4 For Figure 3 Structure schematic view at B.

[0020] Explanation of main reference signs

[0021] 1. advancing base, 2. positioning seat, 3. drill rod positioning frame, 4. abutting plate, 5. positioning pin, 6. hinged shaft, 7. shaft sleeve, 8. first positioning hole, 9. second positioning hole. DETAILED DESCRIPTION

[0022] In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the technical solutions in the utility model will be described clearly and completely below by combining the drawings in the specific embodiments. Obviously, the embodiments described below are only some of the embodiments of the utility model, not all. Based on the embodiments in the patent, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the patent.

[0023] Embodiment one

[0024] As Figure 1 shown, a drill rod positioning structure includes an advancing base 1, the side of the advancing base 1 is provided with a positioning seat 2, a drill rod positioning frame 3 is hingedly installed on the positioning seat 2, the drill rod positioning frame 3 is a rod body structure, one end of the drill rod positioning frame 3 is hinged to the positioning seat 2, the other end of the drill rod positioning frame 3 is provided with an abutting plate 4, the plane where the abutting plate 4 is located is perpendicular to the drill rod positioning frame 3, the edge of the abutting plate 4 is provided with an inclined plate, the inclined plate extends in the direction away from the drill rod, and a reinforcing rib is further arranged between the abutting plate 4, the inclined plate and the outer side of the drill rod positioning frame 3.

[0025] The drill rod positioning frame 3 includes a retracted state parallel to the side of the advancing base 1 as Figure 3 、 4 shown, and an unfolded state perpendicular to the side of the advancing base 1 as Figure 1 、 2 shown; a locking mechanism for keeping the drill rod positioning frame 3 in the unfolded state or the retracted state is arranged between the drill rod positioning frame 3 and the positioning seat 2, in this embodiment, as Figure 2 、 4As shown, the locking mechanism comprises a positioning pin 5; one end of the drill rod positioning frame 3 is fixedly provided with a hinged shaft 6, the hinged shaft 6 is provided with a pin hole, the positioning seat 2 is fixedly provided with a shaft sleeve 7, the hinged shaft 6 is rotatably installed in the shaft sleeve 7, the shaft sleeve 7 is provided with a first positioning hole 8 and a second positioning hole 9; in the unfolded state, the positioning pin passes through the pin hole and the first positioning hole 8; in the retracted state, the pin shaft passes through the pin hole and the second positioning hole 9.

[0026] It can be understood that in other embodiments, the hinged shaft and the shaft sleeve can also be exchanged in position, that is, one end of the drill rod positioning frame is fixedly provided with a shaft sleeve, the shaft sleeve is provided with a first positioning hole and a second positioning hole, the positioning seat is fixedly provided with a hinged shaft, the hinged shaft is provided with a pin hole, and the hinged shaft is rotatably installed in the shaft sleeve; in the unfolded state, the positioning pin passes through the pin hole and the first positioning hole; in the retracted state, the pin shaft passes through the pin hole and the second positioning hole. And in other embodiments, the locking mechanism can also be arranged between the drill rod positioning frame 3 and the advancing base 1.

[0027] Further, the positioning seat 2 is provided with a plurality of mounting holes, and the two side surfaces of the advancing base 1 are respectively provided with second threaded holes corresponding to the mounting holes. The mounting holes are opposite to the second threaded holes on one side and are fixedly connected by bolts. In this way, the drill rod positioning structure can be arranged on any side of the drilling machine, and is more flexible to use.

[0028] Embodiment two

[0029] The embodiment further provides a raise borer, which comprises an advancing system assembly, a drill rod replacement manipulator is installed on the advancing system assembly (the advancing system assembly and the manipulator are structures of the existing raise borer, which will not be described here), and further comprises the drill rod positioning structure provided in embodiment one. The advancing base 1 is located at the lower part of the advancing system assembly, and the drill rod positioning frame 3 is opposite to the grabbing position of the drill rod replacement manipulator in the unfolded state.

[0030] The beneficial effects of the utility model can be seen from the above technical solutions, the structure is fixed on the advancing base, can move along with the drilling machine, ensures the consistency of the drill pipe positioning, significantly improves the accuracy of the drill pipe connection and the operation efficiency, thereby enhances the safety performance of the drilling operation, the turnover folding characteristic makes the drill pipe positioning frame can be close to the base in the non-working state, greatly reduces the occupied space of the equipment, reduces the collision and interference that can occur in the moving process, improves the operation flexibility of the drilling machine, the contact area and stability with the drill pipe are improved by the design of the abutment plate and the reinforcing rib in the structure, ensures the positioning accuracy, the simple bolt type locking mechanism makes the assembly and disassembly more fast, and can effectively prevent the parts from being lost when the equipment moves, increases the convenience of use, the modular design of the positioning seat allows flexible adjustment according to the position of the drilling machine, provides higher equipment adaptability and convenience. In addition, the application of the utility model overhang drilling machine combines the above drill pipe positioning structure, realizes the consistency and accuracy of positioning, reduces the lateral size when the drilling machine advances, reduces the possibility of space interference, thereby further optimizes the operation efficiency and operation safety of the drilling machine.

[0031] The above description of disclosed embodiments enables those skilled in the art to carry out or use the utility model. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the utility model. Therefore, the utility model will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A drill rod positioning structure, comprising a propulsion base (1), characterized in that: A positioning seat (2) is provided on the side of the propulsion base (1), and a drill rod positioning frame (3) is hingedly mounted on the positioning seat (2). The drill rod positioning frame (3) includes a retracted state parallel to the side of the propulsion base (1) and an extended state perpendicular to the side of the propulsion base (1); a locking mechanism for keeping the drill rod positioning frame (3) in the extended state or the retracted state is provided between the drill rod positioning frame (3) and the positioning seat (2), and / or a locking mechanism for keeping the drill rod positioning frame (3) in the extended state or the retracted state is provided between the drill rod positioning frame (3) and the propulsion base (1).

2. The drill rod positioning structure according to claim 1, characterized in that: The drill rod positioning frame (3) is a rod body structure. One end of the drill rod positioning frame (3) is hinged to the positioning seat (2). The other end of the drill rod positioning frame (3) is provided with a contact plate (4). The surface of the contact plate (4) is perpendicular to the drill rod positioning frame (3).

3. The drill rod positioning structure according to claim 2, characterized in that: An inclined plate is provided on the edge of the abutment plate (4), and the inclined plate extends in a direction away from the drill rod.

4. The drill rod positioning structure according to claim 3, characterized in that: Reinforcing ribs are provided between the abutment plate (4), the inclined plate and the outer side surface of the drill rod positioning frame (3).

5. The drill rod positioning structure according to claim 1, characterized in that: The locking mechanism comprises a positioning pin (5); a hinge shaft (6) is fixedly provided at one end of the drill rod positioning frame (3), a pin hole is provided on the hinge shaft (6), a shaft sleeve (7) is fixedly provided on the positioning seat (2), the hinge shaft (6) is rotatably mounted in the shaft sleeve (7), and a first positioning hole (8) and a second positioning hole (9) are provided on the shaft sleeve (7); in an expanded state, the positioning pin passes through the pin hole and the first positioning hole (8); in a retracted state, the pin shaft passes through the pin hole and the second positioning hole (9).

6. The drill rod positioning structure according to claim 1, characterized in that: The locking mechanism includes a positioning pin; a sleeve is fixedly provided at one end of the drill rod positioning frame, a first positioning hole and a second positioning hole are provided on the sleeve, a hinge shaft is fixedly provided on the positioning seat, a pin hole is provided on the hinge shaft, and the hinge shaft is rotatably installed in the sleeve; in the expanded state, the positioning pin passes through the pin hole and the first positioning hole; in the retracted state, the pin shaft passes through the pin hole and the second positioning hole.

7. The drill rod positioning structure according to claim 1, characterized in that: The positioning seat (2) is provided with a plurality of mounting holes, and the two side surfaces of the propulsion base (1) are respectively provided with second threaded holes corresponding to the mounting holes, and the mounting holes are directly opposite to the second threaded holes on one side and are fixedly connected by bolts.

8. A raise boring machine comprising a propulsion system assembly, a drill rod replacement manipulator mounted on the propulsion system assembly, characterized in that: It also includes the drill rod positioning structure according to any one of claims 1 to 7, wherein the propulsion base (1) is located at the lower part of the propulsion system assembly, and the drill rod positioning frame (3) is aligned with the gripping position of the drill rod replacement manipulator when in the unfolded state.

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