Base module and raise boring machine

Abstract

The utility model provides a base module and a raise boring machine, relates to the field of raise boring machines, and adopts the scheme that the base module comprises a base, a shoe plate and an adjusting assembly, a connecting seat is arranged at the connecting end of the base, the shoe plate is hinged to the bottom of the base, and the adjusting assembly can stretch out and draw back. At least two adjusting holes are vertically formed in the end, opposite to the connecting end, of the base, the upper end of the adjusting assembly is hinged to one of the adjusting holes through an upper pin shaft, and the lower end of the adjusting assembly is hinged to the shoe plate through a lower pin shaft. The drilling angle adjusting device can accurately adjust the drilling angle and has a large adjusting range.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of raise boring machine, especially to a base module and raise boring machine. BACKGROUND

[0002] As an important construction machinery in mine machinery, the raise boring machine is widely used in the shaft construction with the lower transportation roadway and stable geological conditions. The main working principle is that the hydraulic oil pump is driven by the motor, and the torque is transmitted to the drilling tool system by using the hydraulic power to drive the drill rod and the drill bit to rotate. At the same time, the axial tension and compression force generated by the main machine propulsion oil cylinder also acts on the guide hole drill bit or the hole enlarging drill bit through the power head and the drill rod, so that the rolling cutter of the guide hole drill bit rolls and generates impact load under the drilling pressure, and the rolling cutter teeth produce impact, extrusion and shearing effect on the rock to break the rock.

[0003] When the raise boring machine drills an inclined hole, there are usually two methods: one is to adjust the angle of the drill arm of the raise boring machine. When the project needs to drill an inclined hole, the angle of the drill arm of the raise boring machine can be adjusted to aim the drill bit at the target position for drilling. The second method is to use a rotary disc drill bit. The rotary disc drill bit is a device specially used for inclined hole mining. It can drill along the set rotary disc angle. The device can be used to mine inclined holes with large deviation angles with high precision.

[0004] The method of adjusting the angle of the drill arm of the raise boring machine can meet the needs of most inclined hole mining, but for some inclined holes with large deviation angles, the effect may not be ideal, and the precision is poor. The drilling direction range of the rotary disc drill bit is narrow, and it can only drill holes with an angle of 70°~90°. Moreover, the mobility is poor, the time for erecting the drill rod is relatively long, and the efficiency is low. UTILITY MODEL CONTENTS

[0005] In order to solve the technical problems of poor precision, low efficiency and narrow direction of the raise boring machine in the prior art, the utility model provides a base module and a raise boring machine, which can accurately adjust the drilling angle and have a large adjustment range.

[0006] The technical scheme adopted by the utility model to solve the above technical problems is: a base module, comprising a base, a connecting end of the base is provided with a connecting seat, further comprising: a shoe plate, the shoe plate is hingedly arranged at the bottom of the base, an adjusting assembly, the adjusting assembly is telescopic, at least two adjusting holes are vertically arranged on one end of the base opposite to the connecting end, the upper end of the adjusting assembly is hingedly connected with one of the adjusting holes through an upper pin shaft, and the lower end of the adjusting assembly is hingedly connected with the shoe plate through a lower pin shaft.

[0007] The utility model discloses a adjusting assembly's effect, one, through the replacement of different adjusting holes, can adjust the angle of base and shoe plate in the larger range, realizes the adjustment of larger drilling range, adjusting assembly can retract and extend on the other hand, realizes the accurate adjustment of drilling angle, avoids the drilling deflection.

[0008] Further, the adjusting assembly adopts an adjusting rod set, the adjusting rod set includes an adjusting sleeve, the adjusting sleeve is internally provided with two threads with opposite rotation directions, upper and lower ends of the adjusting sleeve are respectively provided with an upper screw rod and a lower screw rod, the upper screw rod and the lower screw rod have opposite rotation directions, an end of the upper screw rod is connected with the upper pin shaft, and an end of the lower screw rod is connected with the lower pin shaft.

[0009] The utility model discloses a adjusting rod set is used, has higher operability, and angle adjustment is more accurate.

[0010] Further, the upper screw rod is provided with an upper locking nut, the upper locking nut can abut against the upper end surface of the adjusting sleeve, the lower screw rod is provided with a lower locking nut, and the lower locking nut can abut against the lower end surface of the adjusting sleeve.

[0011] The utility model discloses a upper locking nut and lower locking nut are set up and play the function of thread locking, avoid in the working process, the movement of upper screw rod and lower screw rod, influence drilling accuracy.

[0012] Further, the adjusting assembly is provided with two, the shoe plate is provided with two, two shoe plates are symmetrically arranged below the base, one end of the shoe plate is hinged to the connecting end of the base, and the other end of the shoe plate is hinged to the adjusting assembly through the lower pin shaft.

[0013] Further, the connecting seat top is relatively provided with two upper supporting ears, and the side of the connecting seat is relatively provided with two side supporting ears, the upper supporting ear is used for being rotatably connected with the luffing oil cylinder, and the side supporting ear is used for being rotatably connected with the chassis.

[0014] The utility model discloses a upper supporting ear and side supporting ear are set up, make the base and chassis form triangular hinging, make the base rotatable about the connecting point of chassis, strengthen the support intensity of base, guarantee the stability of base rotation.

[0015] Secondly, the utility model also provides a rig, which comprises a chassis, a luffing oil cylinder hinged to the chassis, and the base module mentioned above, a guide hole arranged in the middle of the base, a vertical guide column arranged on the base, the upper supporting ear hinged to the piston rod of the luffing oil cylinder, and the side supporting ear hinged to the chassis.

[0016] From the above technical scheme can be seen, the utility model has the following advantages:

[0017] The utility model provides a base module and roof drill rig, through the action of adjusting assembly, on one hand, through replacing different adjusting holes, can adjust the angle of base and shoe plate in larger range, realizes the adjustment of larger drilling range, adjusting assembly can retract on the other hand, realizes the accurate adjustment of drilling angle, avoids the drilling deflection, through using adjusting rod group to carry out accurate adjustment, has higher manipulability, angle adjustment is more accurate, through setting up upper locking nut and lower locking nut, play the function of thread lock, avoid in the working process, the movement of upper screw rod and lower screw rod, influence drilling accuracy, through the upper support lug and side support lug of setting up, make base and bottom disc form triangle hinged joint, make base can revolve with the connecting point of bottom disc, strengthen the support strength of this base, guarantee the stability of base rotation. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the utility model, the following will be to the description needed to use the drawing of simple introduction, obviously, the following description in the drawing is only some embodiments of the utility model, for the ordinary skill in the art person, under the premise of not paying creative labor, can also obtain other drawings according to these drawings.

[0019] Figure 1 For the structure of the utility model embodiment one Figure One .

[0020] Figure 2 For the structure of the utility model embodiment one Figure Two .

[0021] Figure 3 For the structure of the utility model embodiment one Figure Three .

[0022] Figure 4 For the structure of the utility model embodiment one Figure Four .

[0023] Figure 5 For the structure of the utility model embodiment one adjusting rod group.

[0024] Figure 6 For the structure of the utility model embodiment two.

[0025] In the figure, 1. Connecting seat; 101. Upper support ear; 102. Side support ear; 2. Base; 201. Adjustment hole; 3. Adjustment assembly; 301. Upper screw; 302. Lower screw; 303. Adjustment screw sleeve; 304. Lower locking nut; 305. Upper locking nut; 4. Boot plate; 5. Lower pin; 6. Upper pin; 7. Chassis; 9. Pitch cylinder; 10. Vertical guide column. DETAILED DESCRIPTION

[0026] In order to make the purpose, features, and advantages of the present invention more obvious and easy to understand, the technical solutions of the present invention will be clearly and completely described below in conjunction with the drawings in the specific embodiments. Obviously, the embodiments described below are only part of the embodiments of the present invention, not all of them. Based on the embodiments in this patent, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of this patent. Specific implementation method 1

[0028] like Figures 1 to 4 As shown, this specific embodiment provides a base module, including a base 2, a boot plate 4 and an adjustment component 3. The connecting end of the base 2 is provided with a connecting seat 1, the boot plate 4 is hingedly provided at the bottom of the base 2, and the adjustment component 3 can be extended and retracted. At least two adjustment holes 201 are vertically provided on the end of the base 2 opposite to the connecting end. The upper end of the adjustment component 3 is hinged to one of the adjustment holes 201 through an upper pin shaft 6, and the lower end of the adjustment component 3 is hinged to the boot plate 4 through a lower pin shaft 5; when in use, according to the drilling angle, the adjustment hole 201 connected to the adjustment component 3 is replaced to achieve coarse adjustment, and precise adjustment is achieved by controlling the extension and retraction of the adjustment component 3; in this specific embodiment, three adjustment holes 201 are provided, and two groups of adjustment components 3 are provided.

[0029] This specific embodiment utilizes the function of the adjustment component 3. On the one hand, by replacing different adjustment holes 201, the angle between the base 2 and the shoe plate 4 can be adjusted within a larger range to achieve adjustment of a larger drilling range. On the other hand, the adjustment component 3 can be telescopic to achieve precise adjustment of the drilling angle and avoid drilling deviation.

[0030] like Figure 1 As shown, two shoe plates 4 are provided, and the two shoe plates 4 are symmetrically arranged at the lower part of the base 2. One end of the shoe plate 4 is hinged to the connecting end of the base 2 through a pin shaft, and the other end of the shoe plate 4 is hinged to the adjustment component 3 through the lower pin shaft 5. After this arrangement, the contact area between the shoe plate 4 and the ground is increased, which can further improve the stability of the base module.

[0031] like Figure 5As shown, in this specific embodiment, the adjustment component 3 adopts an adjustment rod group, which includes an adjustment screw sleeve 303. The adjustment screw sleeve 303 is provided with two sections of threads with opposite rotation directions. The upper and lower ends of the adjustment screw sleeve 303 are respectively provided with an upper screw rod 301 and a lower screw rod 302. The threads of the upper screw 301 and the lower screw 302 have opposite rotation directions. The end of the upper screw 301 is connected to the upper pin 6, and the end of the lower screw 302 is connected to the lower pin 5. When making precise adjustments, it is only necessary to manually rotate the adjustment screw sleeve 303 to achieve the extension and retraction of the upper screw 301 and the lower screw 302, which can be With the help of detection tools, inspection and adjustment are carried out to ensure that the lengths of the adjustment rod groups at both ends are the same to avoid deflection of the base 2; further, in this specific embodiment, in order to prevent the upper screw 301 and the lower screw 302 from moving, an upper locking nut 305 is provided on the upper screw 301, and the upper locking nut 305 can abut against the upper end surface of the adjusting screw sleeve 303, and a lower locking nut 304 is provided on the lower screw 302, and the lower locking nut 304 can abut against the lower end surface of the adjusting screw sleeve 303, and a tightening screw is provided on the circumference of the locking nut 304, which can tighten the locking nut to enhance the anti-loosening effect.

[0032] like Figure 2 As shown, in this specific embodiment, two upper support ears 101 are relatively provided on the top of the connecting base 1, and two side support ears 102 are relatively provided on the side of the connecting base 1. The upper support ears 101 are used to be rotatably connected to the pitch cylinder 9, and the side support ears 102 are used to be rotatably connected to the chassis 7; when the base 2 is rotated by the force of the adjustment assembly 3, it can be supported by the shoe plate 4 and the chassis 7 to ensure stability during the rotation process.

[0033] like Figures 2 to 4 As shown, in this specific embodiment, the telescopic range of the adjusting rod group can form an angle adjustment of the base within the range of 60° to 90°. When the upper screw rod 301 of the adjusting rod group is connected to the uppermost adjusting hole 201, the lifting angle of the base 2 is the smallest. Combined with the telescopic adjustment of the adjusting rod group, it is possible to drill an inclined hole of 80° to 90°. When the upper screw rod 301 of the adjusting rod group is connected to the middle adjusting hole 201, combined with the telescopic adjustment of the adjusting rod group, it is possible to drill an inclined hole of 70° to 80°. When the upper screw rod 301 of the adjusting rod group is connected to the lowermost adjusting hole 201, the lifting angle of the base 2 is the largest. Combined with the telescopic adjustment of the adjusting rod group, it is possible to drill an inclined hole of 60° to 70°.

[0034] In this specific embodiment, both the upper pin 6 and the lower pin 5 are expansion pins.

[0035] The adjustment process of this specific implementation method is as follows:

[0036] When the angle needs to be adjusted, the upper pin shaft 6 is removed, the installation position of the upper screw rod 301 and the base 2 is adjusted, the upper pin shaft 6 is installed into the appropriate adjusting hole 201, then the adjusting sleeve 303 is rotated, and the angle of the base 2 is detected by means of the angle detection tool, so that the accurate adjustment is realized. After the adjustment is completed, the shoe plate 4 is locked and fixed to the ground by bolts. Specific embodiment two

[0038] The specific embodiment provides a rig, which comprises a chassis 7, a luffing oil cylinder 9 hingedly arranged on the chassis 7, and the base module of the specific embodiment one, a guide hole is arranged in the middle of the base 2, a drill rod can pass through the guide hole, a vertical guide column 10 is vertically arranged on the base 2, an upper supporting lug 101 is hingedly connected to a piston rod of the luffing oil cylinder 9 through a pin shaft, and a side supporting lug 102 is hingedly connected to the chassis 7 through a pin shaft.

[0039] In the specific embodiment, the chassis 7 is a tracked chassis 7.

[0040] It can be seen from the above specific embodiment that the utility model has the following beneficial effects:

[0041] 1. Through the action of the adjusting assembly 3, on the one hand, the angle of the base 2 and the shoe plate 4 can be adjusted in a larger range by replacing different adjusting holes 201, and the adjustment of a larger drilling range is realized, and on the other hand, the adjusting assembly 3 can be telescopic, the drilling angle can be accurately adjusted, and the drilling deflection is avoided.

[0042] 2. The adjusting rod group is used for accurate adjustment, has higher maneuverability, and the angle adjustment is more accurate.

[0043] 3. The upper locking nut 305 and the lower locking nut 304 are arranged, the threaded anti-loosening effect is realized, the upper screw rod 301 and the lower screw rod 302 are prevented from moving in the working process, and the drilling precision is affected.

[0044] 4. The upper supporting lug 101 and the side supporting lug 102 are arranged, the base 2 and the chassis 7 form a triangular hinge, the base 2 can rotate around the connecting point of the chassis 7, the supporting strength of the base 2 is enhanced, and the stability of the rotation of the base 2 is ensured.

[0045] The above description of the disclosed embodiments enables a person skilled in the art to implement 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 the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A base module, comprising a base (2), wherein a connecting end of the base (2) is provided with a connecting seat (1), characterized in that: Also includes: A boot plate (4), the boot plate (4) being hingedly arranged on the bottom of the base (2), An adjustment component (3) is capable of being telescopic, and at least two adjustment holes (201) are vertically provided on an end of the base (2) opposite to the connection end, the upper end of the adjustment component (3) is hinged to one of the adjustment holes (201) via an upper pin (6), and the lower end of the adjustment component (3) is hinged to the shoe plate (4) via a lower pin (5).

2. The base module according to claim 1, wherein: The adjusting assembly (3) adopts an adjusting rod group, which includes an adjusting screw sleeve (303). Two sections of threads with opposite rotation directions are provided inside the adjusting screw sleeve (303). An upper screw rod (301) and a lower screw rod (302) are provided at the upper and lower ends of the adjusting screw sleeve (303), respectively. The threads of the upper screw rod (301) and the lower screw rod (302) have opposite rotation directions. The end of the upper screw rod (301) is connected to the upper pin shaft (6), and the end of the lower screw rod (302) is connected to the lower pin shaft (5).

3. The base module according to claim 2, wherein: An upper locking nut (305) is provided on the upper screw rod (301), and the upper locking nut (305) can abut against the upper end surface of the adjusting screw sleeve (303); a lower locking nut (304) is provided on the lower screw rod (302), and the lower locking nut (304) can abut against the lower end surface of the adjusting screw sleeve (303).

4. The base module according to any one of claims 1 to 3, characterized in that: Two adjusting components (3) are provided, and two shoe plates (4) are provided. The two shoe plates (4) are symmetrically arranged at the lower part of the base (2), one end of the shoe plate (4) is hinged to the connecting end of the base (2), and the other end of the shoe plate (4) is hinged to the adjusting component (3) through the lower pin shaft (5).

5. The base module according to claim 1, wherein: Two upper support ears (101) are relatively provided on the top of the connecting seat (1), and two side support ears (102) are relatively provided on the side of the connecting seat (1). The upper support ears (101) are used for rotationally connecting with the pitch cylinder (9), and the side support ears (102) are used for rotationally connecting with the chassis.

6. A skydrilling rig comprising a chassis (7) on which a pitching cylinder (9) is hingedly mounted, characterized in that: It also includes the base module as claimed in claim 5, wherein a guide hole is provided in the middle of the base (2), and a vertical guide column (10) is vertically provided on the base (2), the upper support ear (101) is hinged to the piston rod of the pitch cylinder (9), and the side support ear (102) is hinged to the chassis (7).

Images