Air leg detacher of jumbolter

Abstract

The utility model discloses a pneumatic leg detacher of a jumbolter. The pneumatic leg detacher comprises a supporting frame, a positioning assembly and an ejection assembly. In the scheme, the to-be-disassembled pneumatic leg of the jumbolter is supported through the supporting frame, the pneumatic leg of the jumbolter is horizontally limited in the first direction through the transverse limiting piece, and the pneumatic leg of the jumbolter is vertically limited in the second direction through the vertical limiting piece; the pneumatic leg of the jumbolter is horizontally limited in the third direction through the axial limiting piece, so that the pneumatic leg of the jumbolter can stably stay at the current position on the supporting frame and keep the current posture, the ejector rod is driven by the driver to apply pressure to the pneumatic leg of the jumbolter, and the free end of the ejector rod abuts against the end of the pneumatic leg of the jumbolter. The piston cylinder and the piston of the pneumatic leg of the jumbolter are separated, impact on the piston cylinder of the pneumatic leg of the jumbolter in the piston dismounting process is reduced, and the possibility that the piston cylinder of the pneumatic leg of the jumbolter is damaged in the piston dismounting process is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of pneumatic vibration type anchor drilling machines, in particular to an air leg remover for an anchor drilling machine. Background Art

[0002] When repairing the retractable sealing ring in the air leg of the anchor drilling rig, it is necessary to first remove the multiple piston cylinders tightly fastened by the retaining springs and then replace them. The piston cylinder is a fragile fiberglass part. The prior art adopts a method of manually removing two fastening retaining springs in turn and then repeatedly hitting the ground with great force to disassemble it. The disassembly process is likely to damage the piston cylinder. Utility Model Content

[0003] In view of this, the utility model provides an anchor drill air leg remover, which can support the anchor drill air leg to be disassembled through a support frame, provide a horizontal first direction limit for the anchor drill air leg through a transverse limit piece, provide a vertical second direction limit for the anchor drill air leg through a vertical limit piece, and provide a horizontal third direction limit for the anchor drill air leg through an axial limit piece, so that the anchor drill air leg can stably stay in the current position on the support frame and maintain the current posture, and the driver drives the ejector rod to apply pressure to the anchor drill air leg, and the free end of the ejector rod abuts against the end of the anchor drill air leg to separate the piston cylinder and the piston of the anchor drill air leg, thereby reducing the impact on the piston cylinder of the anchor drill air leg during the piston disassembly process and reducing the possibility of damage to the piston cylinder of the anchor drill air leg during the piston disassembly process.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] An air leg remover for an anchor drilling rig, comprising:

[0006] A support frame, used for carrying the bolting rig air leg;

[0007] A positioning assembly, comprising a transverse stopper fixed to the support frame and used to clamp the bolter gas leg in a first direction, a vertical stopper fixed to the support frame and used to clamp the bolter gas leg in a second direction, and an axial stopper fixed to the support frame and used to clamp the bolter gas leg in a third direction, wherein the first direction, the second direction and the third direction are perpendicular to each other, and at least one of the transverse stopper, the vertical stopper and the axial stopper is detachably connected to the support frame;

[0008] The ejection assembly comprises an ejection rod fixed to the support frame and used for moving toward the positioning assembly, and a driver used for driving the ejection rod to move toward the positioning assembly.

[0009] Preferably, the ejection assembly further comprises a movable connection piece detachably connected to the ejection rod, and the movable connection piece is used to sleeve the top end of the anchor drilling rig gas leg and abut against the end of the anchor drilling rig gas leg.

[0010] Preferably, the movable connecting piece is coaxially rotatably connected to the ejection rod.

[0011] Preferably, the movable connecting member includes a rotating sleeve for sleeved the ejector rod, a positioning sleeve for sleeved the top end, and a positioning platform for extending into the bolter gas leg and abutting against the inner wall of the bolter gas leg.

[0012] Preferably, the transverse limit member is fixedly connected to the support frame, the vertical limit member is detachably connected to the transverse limit member, and an installation opening can be formed between the vertical limit member and the transverse limit member for the bolt drill rig gas leg to enter between the transverse limit members.

[0013] Preferably, the vertical limiting member is hinged to the transverse limiting member, and the transverse limiting member has a snap-in socket for snapping the vertical limiting member in the vertical direction.

[0014] Preferably, the end of the ejector rod facing away from the positioning assembly has a synchronous connector, and the synchronous connector has a plurality of positioning side walls which are arranged at angles to each other and parallel to the third direction.

[0015] Preferably, a threaded sleeve is fixedly connected to the support frame, the ejector rod is threadedly connected to the threaded sleeve, and both ends of the ejector rod extend out of the threaded sleeve.

[0016] Preferably, there are two threaded sleeves, the two threaded sleeves are spaced apart and distributed along the third direction, and the ejector rod is threadedly connected to the two threaded sleeves at the same time.

[0017] Preferably, when the synchronous connector abuts against the threaded sleeve, the movable connecting member is flush with the transverse limiting member;

[0018] Or when the synchronous connector abuts against the support frame, the movable connecting member is flush with the transverse limiting member.

[0019] It can be seen from the above technical scheme that the anchor drill rig air leg remover provided by the utility model supports the anchor drill rig air leg to be disassembled through a support frame, provides a horizontal first direction limit for the anchor drill rig air leg through a transverse limiter, provides a vertical second direction limit for the anchor drill rig air leg through a vertical limiter, and provides a horizontal third direction limit for the anchor drill rig air leg through an axial limiter, so that the anchor drill rig air leg can stably stay in the current position on the support frame and maintain the current posture, and the ejector rod is driven by the driver to apply pressure to the anchor drill rig air leg, and the free end of the ejector rod abuts against the end of the anchor drill rig air leg to separate the piston cylinder and the piston of the anchor drill rig air leg, thereby reducing the impact on the piston cylinder of the anchor drill rig air leg during the piston disassembly process and reducing the possibility of damage to the piston cylinder of the anchor drill rig air leg during the piston disassembly process. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 is a schematic diagram showing the structure of a gas leg remover for an anchor drilling rig according to an exemplary embodiment;

[0022] Figure 2 is a schematic diagram showing the structure of an ejection assembly according to an exemplary embodiment;

[0023] Figure 3 It is a schematic diagram showing the structure of an axial limiter according to an exemplary embodiment.

[0024] Reference numerals:

[0025] 1. Support frame; 2. Positioning assembly; 21. Vertical limiter; 22. Horizontal limiter; 23. Axial limiter; 231. Limiting groove; 232. Positioning groove; 24. Bayonet; 25. Mounting port; 3. Ejector assembly; 31. Driver; 32. Ejector rod; 33. Active connector; 331. Rotating sleeve; 332. Positioning platform; 333. Positioning sleeve; 34. Threaded sleeve; 35. Synchronous connector; 351. Positioning side wall; 4. Anchor drill leg; 41. Inner sleeve; 42. Piston. DETAILED DESCRIPTION

[0026] The utility model discloses an anchor drilling rig air leg remover, which can support the anchor drilling rig air leg to be disassembled through a supporting frame, provide a horizontal first direction limit for the anchor drilling rig air leg through a transverse limiting piece, provide a vertical second direction limit for the anchor drilling rig air leg through a vertical limiting piece, and provide a horizontal third direction limit for the anchor drilling rig air leg through an axial limiting piece, so that the anchor drilling rig air leg can stably stay in the current position on the supporting frame and maintain the current posture, drive the ejector rod to apply pressure to the anchor drilling rig air leg through a driver, and the free end of the ejector rod abuts against the end of the anchor drilling rig air leg to separate the piston cylinder and the piston of the anchor drilling rig air leg, thereby reducing the impact on the piston cylinder of the anchor drilling rig air leg during the piston disassembly process and reducing the possibility of damage to the piston cylinder of the anchor drilling rig air leg during the piston disassembly process.

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] In an exemplary embodiment of the present disclosure, a bolter gas leg remover is provided, such as Figure 1 As shown, Figure 1 is a schematic diagram showing the structure of a gas leg remover for an anchor drilling rig according to an exemplary embodiment; Figure 2 is a schematic diagram showing the structure of an ejection assembly according to an exemplary embodiment; Figure 3 Schematic diagram showing the structure of an axial limiter according to an exemplary embodiment. Figures 1 to 3 Provide explanation.

[0029] Some specific implementation modes described below are intended to facilitate those skilled in the art to understand the present embodiment, and the present embodiment is not limited to some specific implementation modes described below.

[0030] Reference Figure 1 and Figure 2 An exemplary embodiment of the present disclosure provides a bolter gas leg remover, the bolter gas leg remover comprising:

[0031] A support frame 1, used for carrying an air leg 4 of an anchor drilling rig;

[0032] The positioning assembly 2 comprises a transverse stopper 22 fixed to the support frame 1 and used for clamping the bolter gas leg 4 in the first direction, a vertical stopper 21 fixed to the support frame 1 and used for clamping the bolter gas leg 4 in the second direction, and an axial stopper 23 fixed to the support frame 1 and used for clamping the bolter gas leg 4 in the third direction. The first direction, the second direction and the third direction are perpendicular to each other, and at least one of the transverse stopper 22, the vertical stopper 21 and the axial stopper 23 is detachably connected to the support frame 1;

[0033] The ejection assembly 3 includes an ejection rod 32 fixed to the support frame 1 and used for moving toward the positioning assembly 2 , and a driver 31 used for driving the ejection rod 32 to move toward the positioning assembly 2 .

[0034] For example, refer to Figure 1 and Figure 2 The support frame 1 is a frame structure formed by welding steel bars. The top of the support frame 1 is hollowed out. The inside of the support frame 1 is welded with transverse steel bars for placing and carrying the anchor drilling rig air leg 4. The anchor drilling rig air leg 4 is placed on the transverse steel bars inside the support frame 1 through the hollow top of the support frame 1.

[0035] The first direction is Figure 1 The X direction shown in is the width direction of the support frame 1; the second direction is as shown in Figure 1 The Y direction shown in is the height direction of the support frame 1; the third direction is as shown in Figure 1The Z direction is the length direction of the support frame 1. The transverse limiter 22 is located in the middle position of the length direction of the support frame 1. The transverse limiter 22 is fixedly connected to the transverse steel bar welded inside the support frame 1. The transverse limiter 22 is a split structure. When the anchor drilling rig gas leg 4 is placed inside the support frame 1, the transverse limiter 22 is arranged on both sides of the end of the anchor drilling rig gas leg 4 and abuts against the anchor drilling rig gas leg 4 to provide a transverse limit effect on the anchor drilling rig gas leg 4. The vertical limit member 21 is located at the middle position in the length direction of the support frame 1. The vertical limit member 21 is fixed relative to the support frame 1. The vertical limit member 21 at least has a closed state in which the opening formed between the split transverse limit members 22 is closed, and the vertical limit member 21 also has an open state in which the opening formed between the split transverse limit members 22 is exposed. After the anchor drill air leg 4 is placed between the split transverse limit members 22, the vertical limit member 21 is converted from the open state to the closed state, which can provide a limiting effect on the anchor drill air leg 4 in the vertical direction away from the support frame 1. The axial limit member 23 is located at the end of the support frame 1 and is fixedly connected to the support frame 1. The axial limit member 23 is arranged along the length direction of the support frame 1. The axial limit member 23 has a channel extending along the length direction of the support frame 1, which is used to accommodate the end of the anchor drill air leg 4. After the anchor drill air leg 4 is placed inside the support frame 1, the end of the anchor drill air leg 4 is inserted into the axial limit member 23, and the piston 42 of the anchor drill air leg 4 can extend from the end of the channel of the axial limit member 23, and the cylinder body of the anchor drill air leg 4 can be abutted and supported by the axial limit member 23 to maintain the posture of staying inside the support frame 1.

[0036] The ejector rod 32 is fixed on the support frame 1 and arranged along the length direction of the support frame 1. The ejector rod 32 is located at the middle position in the width direction of the support frame 1. One end of the ejector rod 32 extends into the support frame 1 and extends to the position of the transverse limiter 22. The other end of the ejector rod 32 extends from the end of the support frame 1 away from the axial limiter 23 and is connected to the power output end of the driver 31. The driver 31 drives the ejector rod 32 to move along the length direction of the support frame 1 toward the axial limiter 23 on the support frame 1.

[0037] In this embodiment, the anchor drilling rig air leg 4 to be disassembled is supported by the support frame 1, the anchor drilling rig air leg 4 is provided with a horizontal first direction limit by the lateral limit member 22, the anchor drilling rig air leg 4 is provided with a vertical second direction limit by the vertical limit member 21, and the anchor drilling rig air leg 4 is provided with a horizontal third direction limit by the axial limit member 23, so that the anchor drilling rig air leg 4 can stably stay in the current position on the support frame 1 and maintain the current posture, the ejector rod 32 is driven by the driver 31 to move and then pressurize the anchor drilling rig air leg 4, the free end of the ejector rod 32 abuts against the end of the anchor drilling rig air leg 4, and the piston cylinder of the anchor drilling rig air leg 4 is separated from the piston 42, thereby reducing the impact on the piston cylinder of the anchor drilling rig air leg 4 during the disassembly of the piston 42, and reducing the possibility of damage to the piston cylinder of the anchor drilling rig air leg 4 during the disassembly of the piston 42.

[0038] In an exemplary embodiment of the present disclosure, referring to Figure 1 and Figure 2 The ejection assembly 3 also includes a movable connection piece 33 detachably connected to the ejection rod 32 , and the movable connection piece 33 is used to sleeve the top end 43 of the anchor drilling rig air leg 4 and abut the end of the anchor drilling rig air leg 4 .

[0039] For example, refer to Figure 2 and Figure 3 The bolter air leg 4 includes a cylinder body, an inner sleeve 41 inserted into the cylinder body and coaxial with the cylinder body, and a piston 42 inserted into the inner sleeve 41 and coaxial with the inner sleeve 41. The movable connecting member 33 includes a rotating sleeve 331 for sleeve-mounting the ejector rod 32, a positioning sleeve 333 for sleeve-mounting the top end 43, and a positioning platform 332 for extending into the bolter air leg 4 and abutting against the inner wall of the bolter air leg 4. The rotating sleeve 331 is cylindrically arranged toward the ejector rod 32, and the movable connecting member 33 is coaxially rotatably connected with the ejector rod 32 through the rotating sleeve 331; the positioning sleeve 333 is cylindrically arranged toward the axial limiter 23 and is used for the top end 43 of the bolter air leg 4. The positioning platform 332 is disc-shaped and is located between the rotating sleeve 331 and the positioning sleeve 333. The rotating sleeve 331 and the positioning sleeve 333 are respectively welded to the two opposite end surfaces of the positioning platform 332. The rotating sleeve 331, the positioning sleeve 333 and the positioning platform 332 are coaxially arranged. The side wall of the positioning sleeve 333 is used to abut the inner wall of the cylinder body, and the end face of the positioning sleeve 333 is used to abut the end face of the inner sleeve 41.

[0040] In an exemplary embodiment of the present disclosure, referring to Figure 1 The transverse limiter 22 is fixedly connected to the support frame 1, the vertical limiter 21 is detachably connected to the transverse limiter 22, and an installation opening 25 can be formed between the vertical limiter 21 and the transverse limiter 22 for the bolt drill rig air leg 4 to enter between the transverse limiters 22.

[0041] For example, refer to Figure 1 The transverse stopper 22 includes two vertical steel bars arranged vertically and welded to the bottom ends of the support frame 1. The two vertical steel bars forming the transverse stopper 22 are spaced apart, and the installation opening 25 is formed at the top of the space. The vertical stopper 21 is horizontally placed and hinged with the transverse stopper 22. The vertical stopper 21 is a rod structure with one end hinged with the transverse stopper located on one side of the bolting rig gas leg 4 and the other end plugged with the transverse stopper located on the other side of the bolting rig gas leg 4. The transverse stopper 22 has a bayonet 24 for clamping the vertical stopper 21 in the vertical direction and allowing the vertical stopper 21 to enter and exit in the horizontal direction. The vertical stopper 21 is rotated to allow the vertical stopper 21 to enter or leave the bayonet 24, thereby realizing the closing and opening of the installation opening 25.

[0042] Reference Figure 1 and Figure 3 The axial limiter 23 is in the shape of an I-wheel, that is, an annular positioning groove 232 is provided on the outer wall of the axial limiter 23, and the positioning groove 232 is sleeved on the steel structure at the end of the support frame 1, so that the axial limiter 23 and the support frame 1 are clamped in the length direction of the support frame 1. The channel of the axial limiter 23 has a step surface, that is, a limiting groove 231 is provided in the channel of the axial limiter 23 at one end facing the transverse limiter 22, and the limiting groove 231 extends from the end of the axial limiter 23 facing the transverse limiter 22 to the inside of the channel of the axial limiter 23, and forms a step surface with the inner wall of the channel of the axial limiter 23 at the end of the limiting groove 231. When the bolter air leg 4 is inserted into the axial limiter 23, the cylinder body is located in the limiting groove 231 and abuts against the step surface, and the inner bushing 41 is inserted into the channel of the axial limiter 23 and abuts against the inner wall of the channel.

[0043] In an exemplary embodiment of the present disclosure, referring to Figure 1 and Figure 2 The end of the ejector rod 32 away from the positioning assembly 2 has a synchronous connector 35, and the synchronous connector 35 has a plurality of positioning side walls 351 that are arranged at angles to each other and parallel to the third direction.

[0044] For example, refer to Figure 1 and Figure 2 The synchronous connector 35 is a prismatic structure that is horizontally placed and coaxially arranged with the ejector rod 32. The positioning side walls 351 are evenly distributed in the circumferential direction and form the outer side walls of the prismatic synchronous connector 35. The ejector rod 32 includes a screw rod. A threaded sleeve 34 that is threadedly connected to the screw rod is fixedly connected to the support frame 1. The driver 31 can transmit the torque output from the power output end of the driver 31 to the screw rod through the positioning side walls 351 on the synchronous connector 35, and drive the screw rod to move toward the axial limiter direction relative to the threaded sleeve 34 fixed on the support frame 1.

[0045] In this embodiment, two threaded sleeves 34 are fixedly connected to the support frame 1. The threaded sleeve 34 is coaxial with the channel of the axial limit member 23. The two threaded sleeves 34 are coaxially arranged and spaced apart along the Z direction. The ejector rod 32 is threadedly connected to the two threaded sleeves 34 at the same time, and both ends of the ejector rod 32 extend out of the threaded sleeves 34.

[0046] In this embodiment, when the synchronous connector 35 abuts against the threaded sleeve 34 , the movable connecting member 33 is flush with the transverse limiting member 22 .

[0047] In other embodiments, when the synchronous connector 35 abuts against the support frame 1 , the movable connecting member 33 is flush with the transverse limiting member 22 .

[0048] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention 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. An air leg remover for an anchor drilling rig, characterized in that: include: A support frame (1) used for supporting the bolting rig air leg (4); A positioning assembly (2), comprising a transverse stopper (22) fixed to the support frame (1) and used to clamp the bolter gas leg (4) in a first direction, a vertical stopper (21) fixed to the support frame (1) and used to clamp the bolter gas leg (4) in a second direction, and an axial stopper (23) fixed to the support frame (1) and used to clamp the bolter gas leg (4) in a third direction, wherein the first direction, the second direction and the third direction are perpendicular to each other, and at least one of the transverse stopper (22), the vertical stopper (21) and the axial stopper (23) is detachably connected to the support frame (1); An ejection assembly (3) comprises an ejection rod (32) fixed to the support frame (1) and used to move in the direction of the positioning assembly (2), and a driver (31) used to drive the ejection rod (32) to move in the direction of the positioning assembly (2).

2. The bolter gas leg remover according to claim 1, characterized in that: The ejection assembly (3) further comprises a movable connection piece (33) detachably connected to the ejection rod (32), wherein the movable connection piece (33) is used to sleeve the top end (43) of the anchor drilling rig air leg (4) and abut against the end of the anchor drilling rig air leg (4).

3. The bolter gas leg remover according to claim 2, characterized in that: The movable connecting member (33) is coaxially rotatably connected to the ejection rod (32).

4. The bolter gas leg remover according to claim 2, characterized in that: The movable connecting member (33) comprises a rotating sleeve (331) for sleeve-mounting the ejector rod (32), a positioning sleeve (333) for sleeve-mounting the top end (43), and a positioning platform (332) for extending into the bolter gas leg (4) and abutting against the inner wall of the bolter gas leg (4).

5. The bolter gas leg remover according to claim 1, characterized in that: The transverse limiting member (22) is fixedly connected to the support frame (1), the vertical limiting member (21) is detachably connected to the transverse limiting member (22), and an installation opening (25) can be formed between the vertical limiting member (21) and the transverse limiting member (22) for the bolting rig gas leg (4) to enter between the transverse limiting members (22).

6. The bolter air leg remover according to claim 5, characterized in that: The vertical limiting member (21) is hingedly connected to the transverse limiting member (22), and the transverse limiting member (22) has a snap-in (24) for snapping the vertical limiting member (21) in a vertical direction.

7. The bolter gas leg remover according to claim 2, characterized in that: The end of the ejection rod (32) facing away from the positioning assembly (2) is provided with a synchronous connector (35), and the synchronous connector (35) has a plurality of positioning side walls (351) arranged at angles to each other and parallel to the third direction.

8. The bolter air leg remover according to claim 7, characterized in that: A threaded sleeve (34) is fixedly connected to the support frame (1), the ejector rod (32) is threadedly connected to the threaded sleeve (34), and both ends of the ejector rod (32) extend out of the threaded sleeve (34).

9. The bolter gas leg remover according to claim 8, characterized in that: There are two threaded sleeves (34), the two threaded sleeves (34) are spaced apart along the third direction, and the ejector rod (32) is threadedly connected to the two threaded sleeves (34) at the same time.

10. The bolter air leg remover according to claim 9, characterized in that: When the synchronous connector (35) abuts against the threaded sleeve (34), the movable connecting member (33) is flush with the transverse limiting member (22); Or when the synchronous connector (35) abuts against the support frame (1), the movable connecting member (33) is flush with the transverse limiting member (22).

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