Anchor cable construction auxiliary device

Abstract

The utility model discloses an anchor cable construction auxiliary device, which relates to the technical field of mine roadway support equipment, and comprises a fixing sleeve, the fixing sleeve is clamped at the end part of a roof bolter, the inner wall of the fixing sleeve is provided with an outer cylinder, the inner wall of the outer cylinder is provided with an inner cylinder and is in sliding connection with the outer cylinder, the outer wall of the inner cylinder is provided with a fixing ring, and the fixing ring is connected with the fixing sleeve. According to the device, the accurate reserved length of the anchor cable is obtained, waste of materials is avoided, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mine roadway supporting equipment technical field, concretely is a kind of anchor cable construction auxiliary device. BACKGROUND

[0002] In mine rock roadway construction, anchor cable reinforcement support is crucial to strengthen rock roadway top deep anchoring, reduce roadway deformation and ensure roadway support strength. However, in the current rock roadway anchor cable construction process, there is a common problem of difficulty in accurately controlling the exposed length of anchor cable. Excessively long or short exposed length of anchor cable requires re-drilling anchor cable, which not only causes a large amount of material waste and increases labor cost, but also seriously affects the normal construction progress of the roadway and reduces construction efficiency. At the same time, in the anchor cable mixing and installation process, the anchor cable is easily bent by the top anchor rod machine, and there is a safety hazard of the bent anchor cable popping out of the mixer and hurting people, threatening the life safety of construction personnel.

[0003] Therefore, the utility model provides an anchor cable construction auxiliary device. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an anchor cable construction auxiliary device to solve the problems raised in the background. To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an anchor cable construction auxiliary device, comprising a fixing sleeve, the fixing sleeve is connected to the end of an anchor rod machine, the inner wall of the fixing sleeve is provided with an outer cylinder, the inner wall of the outer cylinder is provided with an inner cylinder and is connected with the inner cylinder in sliding mode, the outer wall of the inner cylinder is provided with a fixing ring, and the upper part of the fixing ring is provided with a connecting disc.

[0005] Preferably, the wall of the inner cylinder is provided with a limiting groove, the inside of the limiting groove is provided with a limiting block, the outer wall of the limiting block is provided with a ring body, and the limiting groove comprises a vertical part and a plurality of transverse parts.

[0006] Preferably, the width of the vertical part is equal to the width of the limiting block, the plurality of transverse parts are equidistantly distributed, and the transverse parts have magnetic force that attracts the limiting block.

[0007] Preferably, the inside of the connecting disc is provided with two sliding blocks, the fixing ring comprises a protruding column inside the connecting disc, in the rotating process of the ring body, the outer wall of the protruding column and the inclined surface part of the sliding block resist each other, and the outer wall of the sliding block and the inner wall of the connecting disc have magnetic force that attracts each other.

[0008] Preferably, the outer wall of the connecting disc is shaped as a curved surface, and the upper part of the connecting disc is provided with a plurality of equidistantly distributed nail bodies.

[0009] Preferably, the wall of the fixing sleeve is provided with a through hole.

[0010] The utility model at least has the following beneficial effects:

[0011] 1、 the utility model discloses, in gradually drilling process, until ring body displacement reaches with the end of outer tube contact, it is explained that the anchor cable inside the inner tube has reached the length of reservation at this time, staff can remove the interface of fixed sleeve and anchor cable and anchor rod machine at this time, obtain accurate anchor cable reservation length, avoid the waste of material, improve work efficiency.

[0012] 2、 the utility model discloses, in the case where connecting disc and wall surface are resisted, the autorotation of fixed ring will make cylinder push two sliders to anchor cable extension, the thrust of two sliders in this process will correct the outer wall of the anchor cable drilled, and the vertical effect of inner tube, outer tube and fixed sleeve is cooperated, and the bending phenomenon that may occur in the process of anchor cable drilling is reduced, so that construction personnel have safe construction environment. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is whole structure schematic diagram of the utility model;

[0014] Figure 2 It is fixed sleeve, outer tube and inner tube structure sectional view of the utility model;

[0015] Figure 3 It is the utility model Figure 2 A area structure enlarged view in the utility model;

[0016] Figure 4 It is inner tube, fixed ring and connecting disc structure sectional view of the utility model;

[0017] Figure 5 It is connecting disc structure sectional view of the utility model.

[0018] In the drawing: 1-fixed sleeve;2-outer tube;3-inner tube;4-fixed ring;5-connecting disc;6-limit slot;7-limit block;8-ring body;9-vertical portion;10-horizontal portion;11-slider;12-convex column;13-nail body;14-through hole. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0020] Please refer to Figures 1-5 The utility model provides a technical scheme: an anchor cable construction auxiliary device, comprising:

[0021] The fixed sleeve 1 is clamped at the end of the anchor rod machine, the anchor cable is located inside the fixed sleeve 1, the anchor cable and the fixed sleeve 1 rotate with the end of the anchor rod machine, the wall of the fixed sleeve 1 is provided with a through hole 14, the worker can observe the specific position of the end of the anchor cable inside the fixed sleeve 1 through the through hole 14, to ensure that the end of the anchor cable and the end of the anchor rod machine are locked with each other, so as to judge the penetration of the anchor cable and improve the safety in the stirring process of the anchor cable.

[0022] The inner wall of the fixed sleeve 1 is provided with an outer cylinder 2 and is fixedly connected with the outer cylinder 2, the inner wall of the outer cylinder 2 is provided with an inner cylinder 3 and is slidably connected with the inner cylinder 3, the outer wall of the inner cylinder 3 is provided with a fixed ring 4 and is fixedly connected with the fixed ring 4, the upper portion of the fixed ring 4 is provided with a connecting disc 5 and is rotatably connected with the connecting disc 5, the outer wall of the connecting disc 5 is shaped as a curved surface, the upper portion of the connecting disc 5 is provided with a plurality of nail bodies 13 which are equidistantly distributed, the end of the nail body 13 is fixedly connected with the connecting disc 5, the connecting disc 5 with the arc-shaped end can better contact with the inner wall of the mine, and the nail body 13 can also be inserted into the gap of the inner wall of the mine, thereby ensuring the stability and safety of the anchor cable in the drilling process.

[0023] The wall of the inner cylinder 3 is provided with a limiting groove 6, the limiting groove 6 is provided with a limiting block 7 inside, the outer wall of the limiting block 7 is provided with a ring body 8 and is fixedly connected with the ring body 8, the inner wall of the ring body 8 is in contact with the outer wall of the inner cylinder 3, and the ring body 8 can freely slide outside the inner cylinder 3, the limiting groove 6 includes a vertical portion 9 and a plurality of transverse portions 10, the width of the vertical portion 9 is equal to the width of the limiting block 7, the plurality of transverse portions 10 are equidistantly distributed, and the transverse portions 10 have a magnetic force which attracts the limiting block 7, and the magnetic force can ensure the stability of the limiting block 7 inside the transverse portion 10.

[0024] In addition, the inner portion of the connecting disc 5 is provided with two sliding blocks 11 which are slidably connected with the connecting disc 5, the fixed ring 4 includes a protruding column 12 which is located inside the connecting disc 5, during the rotation of the ring body 8, the outer wall of the protruding column 12 is resisted by the inclined surface portion of the sliding block 11, and the sliding block 11 is pushed out from the inner portion of the connecting disc 5, the outer wall of the sliding block 11 and the inner wall of the connecting disc 5 have a magnetic force which attracts each other, and under normal conditions, the outer wall of the sliding block 11 and the inner wall of the connecting disc 5 are in contact with each other due to the magnetic force.

[0025] Working principle:

[0026] Before drilling into the anchor cable, the length of the anchor cable to be reserved can be determined, the limiting block 7 can be located in the vertical part 9 by rotating the ring body 8, the ring body 8 is slid upward in the vertical part 9 again, the ring body 8 is rotated again after the height is determined, the limiting block 7 is rotated to the inside of the corresponding horizontal part 10 and is limited thereby, (the horizontal part 10 can make the anchor cable suitable for different reserved lengths, and the application performance of the device is improved), then the anchor cable is inserted into the inside of the inner cylinder 3, the outer cylinder 2 and the fixing sleeve 1, and the end of the fixing sleeve 1 and the anchor cable are connected with the anchor rod machine and started. During the gradual drilling process, the end of the connecting disc 5 is in contact with the inner wall of the mine, the inner cylinder 3 and the fixing ring 4 continue to rotate on the side of the connecting disc 5, and the inner cylinder 3 is gradually shrunk into the inside of the outer cylinder 2 under the resistance of the connecting disc 5, until the ring body 8 is displaced to be in contact with the end of the outer cylinder 2, which indicates that the anchor cable in the inside of the inner cylinder 3 has reached the reserved length, at this time, the staff can disconnect the interface between the fixing sleeve 1 and the anchor cable and the anchor rod machine, the accurate reserved length of the anchor cable is obtained, the waste of materials is avoided, and the work efficiency is improved.

[0027] In addition, under the resistance of the connecting disc 5 and the wall surface, the rotation of the fixing ring 4 drives the column to rotate, and then the outer wall of the column is in resistance with the inclined surface of the sliding block 11 in the inside of the connecting disc 5 and pushes the two sliding blocks 11 to extend towards the anchor cable, when the column passes the sliding block 11, the magnetic force between the inner wall of the connecting disc 5 and the sliding block 11 drives the sliding block 11 to reset again, until the column pushes out the sliding block 11 again; during the process, the pushing force of the two sliding blocks 11 corrects the outer wall of the drilled anchor cable, cooperates with the vertical effect of the inner cylinder 3, the outer cylinder 2 and the fixing sleeve 1, and reduces the bending phenomenon that may occur during the drilling of the anchor cable, so as to ensure that the construction personnel have a safe construction environment.

[0028] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or action from another entity or action, without necessarily requiring or implying that there is any such actual relationship or order between these entities or actions. Moreover, the terms "comprises", "comprising", or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article, or apparatus that includes a list of elements does not only include those elements, but also includes other elements not explicitly listed, or inherent to such a process, method, article, or apparatus.

[0029] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An anchor cable construction auxiliary device, comprising a fixing sleeve (1) which is clamped to the end of an anchor rod machine, characterized in that: The inner wall of the fixing sleeve (1) is provided with an outer cylinder (2), the inner wall of the outer cylinder (2) is provided with an inner cylinder (3) and is in sliding connection with the inner cylinder (3), the outer wall of the inner cylinder (3) is provided with a fixing ring (4), the upper portion of the fixing ring (4) is provided with a connecting disc (5), the wall of the inner cylinder (3) is provided with a limiting groove (6), the inside of the limiting groove (6) is provided with a limiting block (7), the outer wall of the limiting block (7) is provided with a ring body (8), and the limiting groove (6) comprises a vertical portion (9) and a plurality of transverse portions (10).

2. The anchor line construction aid of claim 1, wherein: The width of the vertical portion (9) is equal to the width of the limiting block (7), the plurality of transverse portions (10) are equidistantly distributed, and the transverse portions (10) have magnetic forces that attract each other with the limiting block (7).

3. The anchor line construction aid of claim 1, wherein: The inside of the connecting disc (5) is provided with two sliding blocks (11), the fixing ring (4) comprises a convex column (12) located in the inside of the connecting disc (5), in the rotating process of the ring body (8), the outer wall of the convex column (12) and the inclined surface part of the sliding block (11) resist each other, and the outer wall of the sliding block (11) and the inner wall of the connecting disc (5) have magnetic forces that attract each other.

4. The anchor line construction aid of claim 1, wherein: The outer wall of the connecting disc (5) is shaped as a curved surface, and the upper portion of the connecting disc (5) is provided with a plurality of equidistantly distributed nail bodies (13).

5. The anchor line construction aid of claim 1, wherein: The wall of the fixing sleeve (1) is provided with a through hole (14).

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