Anchor rod transfer unit suitable for thin coal seam and medium-thickness coal seam

Abstract

The utility model relates to the technical field of anchor rod supporting, in particular to an anchor rod transfer unit suitable for a thin coal seam and a medium-thickness coal seam. The anchor rod transshipment unit comprises a rack body, a walking mechanism, a supporting height adjusting assembly and a coal transshipment assembly. The walking mechanism is arranged at the bottom of the rack body; the supporting height adjusting assembly comprises a height adjusting mechanism and a front roof bolter. The height adjusting mechanism is arranged on the rack body; the front roof bolter is arranged on the height adjusting mechanism; the coal transferring assembly is arranged on the rack body. The anchor rod drilling machine can solve the problem that an anchor rod drilling machine in the prior art is not suitable when the height of a roadway changes in a large range.

Description

Technical Field

[0001] The utility model relates to the technical field of anchor rod support, in particular to an anchor rod transfer unit suitable for thin coal seams and medium-thick coal seams. Background Art

[0002] Among the anchor transfer unit support equipment, the anchor drilling rig is a key component of coal mine tunnel support. It can complete support actions such as drilling, anchoring and anchoring. Its structural layout directly affects the efficiency of support work.

[0003] Currently, the anchor drilling rigs commonly used in anchor bolting transfer units are structurally customized for different roadway support conditions and requirements. Commonly used thin coal seam anchor bolting transfer units are only suitable for supporting thin coal seams with roadway heights below 2.5 meters. As roadway heights vary widely, anchor drilling rigs often encounter the following issues: insufficient support, short single-bolt connection distances, and inappropriate operator standing heights, rendering these rigs unsuitable for use.

[0004] In summary, it is necessary to develop an anchor transfer unit suitable for thin coal seams and medium-thick coal seams to solve the problem in the existing technology that the anchor drilling rig is no longer applicable when the tunnel height changes over a large range. Utility Model Content

[0005] The purpose of this utility model is to provide an anchor transfer unit suitable for thin coal seams and medium-thick coal seams. The specific technical solution is as follows:

[0006] A bolt transfer unit suitable for thin coal seams and medium-thick coal seams includes a frame body, a traveling mechanism, a support height adjustment component and a coal transfer component; the traveling mechanism is arranged at the bottom of the frame body; the support height adjustment component includes a height adjustment mechanism and a front top bolt machine; the height adjustment mechanism is arranged on the frame body; the front top bolt machine is arranged on the height adjustment mechanism; and the coal transfer component is arranged on the frame body.

[0007] 18. The foldable frame as claimed in claim 17, wherein the lifting frame comprises a bottom plate, a bottom plate and a bottom bracket, wherein the lifting frame comprises a bottom plate, a bottom bracket and a bottom bracket of the foldable frame. The bottom plate and the bottom bracket of the foldable frame as claimed in claim 17 are connected to each other via a linking mechanism. The bottom plate and the bottom bracket of the foldable frame as claimed in claim 17 are connected to each other via a linking mechanism.

[0008] Optionally, a first slot or a first protrusion is provided on the top surface of the first cushion block, and the first protrusion or the first slot is provided on the bottom surface of the first cushion block; the first slot and the first protrusion are adapted to be provided between each two adjacent stacked first cushion blocks;

[0009] A second slot or a second protrusion is provided on the top surface of the second cushion block, and a second protrusion or the second slot is provided on the bottom surface of the second cushion block; the second slot and the second protrusion are adapted to be provided between each adjacent two stacked second cushion blocks;

[0010] A third slot or a third protrusion is provided on the top surface of the third pad, and the third protrusion or the third slot is provided on the bottom surface of the third pad; the third slot between each adjacent two stacked third pads is adapted to the third protrusion.

[0011] Optionally, a first limiting groove adapted to the first pad is set at the bottom of the left support platform; a second limiting groove adapted to the second pad is set at the bottom of the middle support platform; and a third limiting groove adapted to the third pad is set at the bottom of the right support platform.

[0012] Optionally, the heights of the first cushion block, the second cushion block and the third cushion block are all 200-400 mm.

[0013] Optionally, the height adjustment mechanism further includes a first telescopic step and a second telescopic step; one end of the first telescopic step is connected to the left support platform, and the other end is connected to the frame body; one end of the second telescopic step is connected to the right support platform, and the other end is connected to the frame body; the first telescopic step includes at least two slidable first steps; the second telescopic step includes at least two slidable second steps.

[0014] Optionally, the coal transfer assembly includes a scraper conveyor, a belt conveyor, a crusher and a hopper arranged on the frame body; the hopper is arranged at the front end of the running direction of the frame body; one end of the scraper conveyor is connected to the hopper, and the other end is arranged toward the belt conveyor; the crusher is arranged above the scraper conveyor.

[0015] Optionally, the walking mechanism includes a crawler mechanism.

[0016] Optionally, the anchor bolt transfer unit also includes a left rear side anchor bolter, a right rear side anchor bolter, a first drive member and a second drive member; a first guide rail is arranged on the left side of the frame body along its running direction; the left rear side anchor bolter can be slidably arranged on the first guide rail; the fixed end of the first drive member is connected to the frame body, and the operating end is connected to the left rear side anchor bolter; a second guide rail is arranged on the right side of the frame body along its running direction; the right rear side anchor bolter can be slidably arranged on the second guide rail; the fixed end of the second drive member is connected to the frame body, and the operating end is connected to the right rear side anchor bolter.

[0017] Optionally, both the first driving member and the second driving member include driving cylinders.

[0018] The application of the technical solution of the utility model has at least the following beneficial effects:

[0019] (1) The utility model provides an anchor transfer unit suitable for thin coal seams and medium-thick coal seams. The height adjustment mechanism can assist the front top anchor machine to complete the anchoring and anchor cable support operations at the top of the thin coal seam below 2.5 meters through height adjustment, and can also assist the front top anchor machine to complete the anchoring and anchor cable support operations at the top of the medium-thick coal seam 2.5-3.5 meters through height adjustment. It can solve the problem in the prior art that the anchor drilling rig is no longer applicable when the roadway height changes over a large range.

[0020] (2) The present invention adopts a combination of a left rear wall anchor bolt machine, a right rear wall anchor bolt machine, a first drive member, a second drive member, a first guide rail and a second guide rail, so that the left rear wall anchor bolt machine and the right rear wall anchor bolt machine are respectively moved to the set support positions to complete the anchor bolt and anchor cable support operations on the left and right walls of the tunnel.

[0021] In addition to the above-described purposes, features and advantages, the present invention has other purposes, features and advantages. The present invention will be further described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The accompanying drawings, which constitute part of this application, are intended to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are intended to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings:

[0023] Figure 1 This is a structural diagram of an anchor transfer unit suitable for thin coal seams and medium-thick coal seams in an embodiment (the arrow direction A in the figure indicates the running direction);

[0024] Figure 2 yes Figure 1 Schematic diagram of the structure of the middle support height adjustment component;

[0025] Among them, 1. Frame body, 2. Traveling mechanism, 3. Support height adjustment assembly, 3.1. Height adjustment mechanism, 3.1.1. Left support platform, 3.1.2. Middle support platform, 3.1.3. Right support platform, 3.1.4. First telescopic ladder, 3.1.5. Second telescopic ladder, 3.2. Front top anchor bolter, 4. Coal transfer assembly, 4.1. Scraper conveyor, 4.2. Crusher, 4.3. Hopper, 5. Left rear side anchor bolter, 6. Right rear side anchor bolter. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field are within the scope of protection of the present invention.

[0027] Example:

[0028] See also Figure 1-Figure 2A bolt transfer unit suitable for thin and medium-thick coal seams includes a frame body 1, a traveling mechanism 2, a support height adjustment assembly 3, and a coal transfer assembly 4. The traveling mechanism 2 is disposed at the bottom of the frame body 1. The support height adjustment assembly 3 includes a height adjustment mechanism 3.1 and a front top bolter 3.2. The height adjustment mechanism 3.1 is disposed on the frame body 1. The front top bolter 3.2 is disposed on the height adjustment mechanism 3.1. The coal transfer assembly 4 is disposed on the frame body 1. The height adjustment mechanism 3.1 can assist the front top bolter 3.2 in completing bolting and cable anchoring operations at the top of a roadway in thin coal seams less than 2.5 meters through height adjustment, and can also assist the front top bolter 3.2 in completing bolting and cable anchoring operations at the top of a roadway in medium-thick coal seams between 2.5 and 3.5 meters through height adjustment.

[0029] The height adjustment mechanism 3.1 includes a support frame, a first pad, a second pad and a third pad; the support frame includes a guide support column, a left support platform 3.1.1, a middle support platform 3.1.2 and a right support platform 3.1.3; the number of the guide support columns is multiple, and they are arranged on the rack body 1 at intervals along the width direction of the rack body 1; the middle support platform 3.1.2 is arranged on the rack body 1, and is slidably connected to at least two of the guide support columns; the left support platform 3.1.1 is arranged on the left side of the running direction of the rack body 1, and is connected to the middle support platform 3.1.2; the right support platform 3.1.3 is arranged on the right side of the running direction of the rack body 1 side, and connected to the middle support platform 3.1.2; the left support platform 3.1.1 and the right support platform 3.1.3 are respectively slidably connected to at least two of the guide support columns; the number of the first pads is multiple, and they are stacked in sequence at the bottom of the left support platform 3.1.1 according to height requirements; the number of the second pads is multiple, and they are stacked in sequence at the bottom of the middle support platform 3.1.2 according to height requirements; the combination of the left support platform 3.1.1, the right support platform 3.1.3, the first pads and the third pads can adjust the operator's standing height, so that the operator can complete the operation of delivering anchor rods and anchor cables to the front top anchor bolter 3.2 in a more comfortable state. The number of the third pads is multiple, and they are stacked in sequence at the bottom of the right support platform 3.1.3 according to height requirements; the front top anchor bolter 3.2 is set on the middle support platform 3.1.2, and the front top anchor bolter 3.2 reaches a suitable working height by increasing or decreasing the number of stacked second pads.

[0030] A first slot or a first protrusion is provided on the top surface of the first cushion block, and the first protrusion or the first slot is provided on the bottom surface of the first cushion block; the first slot between each adjacent two stacked first cushion blocks is adapted to be provided with the first protrusion;

[0031] A second slot or a second protrusion is provided on the top surface of the second cushion block, and a second protrusion or the second slot is provided on the bottom surface of the second cushion block; the second slot and the second protrusion are adapted to be provided between each adjacent two stacked second cushion blocks;

[0032] A third slot or a third protrusion is provided on the top surface of the third pad, and the third protrusion or the third slot is provided on the bottom surface of the third pad; the third slot between each adjacent two stacked third pads is adapted to the third protrusion.

[0033] A first limiting groove adapted to the first pad is set at the bottom of the left support platform 3.1.1; a second limiting groove adapted to the second pad is set at the bottom of the middle support platform 3.1.2; and a third limiting groove adapted to the third pad is set at the bottom of the right support platform 3.1.3.

[0034] The heights of the first cushion block, the second cushion block and the third cushion block are all 300 mm.

[0035] The height adjustment mechanism 3.1 also includes a first telescopic ladder 3.1.4 and a second telescopic ladder 3.1.5; one end of the first telescopic ladder 3.1.4 is connected to the left support platform 3.1.1, and the other end is connected to the frame body 1, so that the operator can get on and off the left support platform 3.1.1; one end of the second telescopic ladder 3.1.5 is connected to the right support platform 3.1.3, and the other end is connected to the frame body 1, so that the operator can get on and off the right support platform 3.1.3; the first telescopic ladder 3.1.4 includes at least two slidable first steps; the second telescopic ladder 3.1.5 includes at least two slidable second steps.

[0036] The coal transfer assembly 4 comprises a scraper conveyor 4.1, a belt conveyor, a crusher 4.2, and a hopper 4.3, mounted on the frame body 1. The hopper 4.3 is located at the front end of the frame body 1 in its operating direction. One end of the scraper conveyor 4.1 is connected to the hopper 4.3, while the other end faces the belt conveyor. The crusher 4.2 is located above the scraper conveyor 4.1. A large amount of coal is cut by the tunneling equipment located at the front of the bolt transfer unit in its operating direction. The coal falls from the hopper 4.3 onto the scraper conveyor 4.1, is crushed by the crusher 4.2, and is then transported by the belt conveyor.

[0037] The walking mechanism 2 is a crawler-type mechanism.

[0038] The anchor transfer unit also includes a left rear side anchor bolter 5, a right rear side anchor bolter 6, a first drive member and a second drive member; a first guide rail is provided on the left side of the frame body 1 along its running direction; the left rear side anchor bolter 5 can be slidably provided on the first guide rail; the fixed end of the first drive member is connected to the frame body 1, and the operating end is connected to the left rear side anchor bolter 5, which is used to drive the left rear side anchor bolter 5 to move (the moving range can be selected within 500mm) to the set support position to complete the drilling of the left side wall of the tunnel. Anchor rod and anchor cable support operations are performed to avoid the whole machine from moving forward and backward; a second guide rail is set on the right side of the frame body 1 along its running direction; the right rear side anchor rod machine 6 can be slidably set on the second guide rail; the fixed end of the second driving member is connected to the frame body 1, and the operating end is connected to the right rear side anchor rod machine 6, which is used to drive the right rear side anchor rod machine 6 to move (the moving range can be selected within 500mm) to the set support position to complete the anchor rod and anchor cable support operations on the right side wall of the tunnel, avoiding the whole machine from moving forward and backward.

[0039] The first driving member and the second driving member are both driving cylinders.

[0040] The operation process of the anchor transfer unit is as follows:

[0041] The anchor transfer unit uses the traveling mechanism 2 to move into the tunnel. The height adjustment mechanism 3.1 is adjusted according to the tunnel height to link the front top anchor bolter 3.2 to the desired height, allowing the front top anchor bolter 3.2 to complete the anchor bolting and cable anchoring operations at the tunnel top. A combination of a left rear wall anchor bolter 5, a right rear wall anchor bolter 6, a first drive member, a second drive member, a first guide rail, and a second guide rail allows the left and right rear wall anchor bolters 5 and 6 to move to the designated support locations, respectively, to complete the anchor bolting and cable anchoring operations on the left and right sides of the tunnel. A large amount of coal is cut by the tunneling equipment located in front of the anchor transfer unit's operating direction. The coal falls from the hopper 4.3 onto the scraper conveyor 4.1, is crushed by the crusher 4.2, and is then transported by the belt conveyor.

[0042] The above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Those skilled in the art will readily appreciate that the present invention is susceptible to various modifications and variations. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. An anchor transfer unit suitable for thin coal seams and medium-thick coal seams, characterized in that: The invention comprises a frame body (1), a traveling mechanism (2), a support height adjustment assembly (3) and a coal transfer assembly (4); the traveling mechanism (2) is arranged at the bottom of the frame body (1); the support height adjustment assembly (3) comprises a height adjustment mechanism (3.1) and a front top anchor bolter (3.2); the height adjustment mechanism (3.1) is arranged on the frame body (1); the front top anchor bolter (3.2) is arranged on the height adjustment mechanism (3.1); and the coal transfer assembly (4) is arranged on the frame body (1).

2. The anchor transfer unit suitable for thin coal seams and medium-thick coal seams according to claim 1 is characterized in that: The height adjustment mechanism (3.1) comprises a support frame, a first pad, a second pad and a third pad; the support frame comprises a guide support column, a left support platform (3.1.1), a middle support platform (3.1.2) and a right support platform (3.1.3); the number of the guide support columns is multiple, and they are arranged on the frame body (1) at intervals along the width direction of the frame body (1); the middle support platform (3.1.2) is arranged on the frame body (1) and is slidably connected to at least two of the guide support columns; the left support platform (3.1.1) is arranged on the left side of the running direction of the frame body (1) and is connected to the middle support platform (3.1.2); the right support platform (3.1.3) is arranged The frame body (1) is on the right side of the running direction and is connected to the middle support platform (3.1.2); the left support platform (3.1.1) and the right support platform (3.1.3) are respectively slidably connected to at least two of the guide support columns; the first pads are multiple in number and are sequentially stacked at the bottom of the left support platform (3.1.1) according to height requirements; the second pads are multiple in number and are sequentially stacked at the bottom of the middle support platform (3.1.2) according to height requirements; the third pads are multiple in number and are sequentially stacked at the bottom of the right support platform (3.1.3) according to height requirements; the front top anchor bolt machine (3.2) is arranged on the middle support platform (3.1.2).

3. The anchor transfer unit suitable for thin coal seams and medium-thick coal seams according to claim 2 is characterized in that: A first slot or a first protrusion is provided on the top surface of the first cushion block, and the first protrusion or the first slot is provided on the bottom surface of the first cushion block; the first slot between each adjacent two stacked first cushion blocks is adapted to be provided with the first protrusion; A second slot or a second protrusion is provided on the top surface of the second cushion block, and a second protrusion or the second slot is provided on the bottom surface of the second cushion block; the second slot and the second protrusion are adapted to be provided between each adjacent two stacked second cushion blocks; A third slot or a third protrusion is provided on the top surface of the third pad, and the third protrusion or the third slot is provided on the bottom surface of the third pad; the third slot between each adjacent two stacked third pads is adapted to the third protrusion.

4. The anchor transfer unit suitable for thin coal seams and medium-thick coal seams according to claim 2 is characterized in that: A first limiting groove adapted to the first pad is provided at the bottom of the left supporting platform (3.1.1); a second limiting groove adapted to the second pad is provided at the bottom of the middle supporting platform (3.1.2); and a third limiting groove adapted to the third pad is provided at the bottom of the right supporting platform (3.1.3).

5. The anchor transfer unit suitable for thin coal seams and medium-thick coal seams according to claim 2 is characterized in that: The heights of the first cushion block, the second cushion block and the third cushion block are all 200-400 mm.

6. The anchor transfer unit suitable for thin coal seams and medium-thick coal seams according to claim 2 is characterized in that: The height adjustment mechanism (3.1) further comprises a first telescopic ladder (3.1.4) and a second telescopic ladder (3.1.5); one end of the first telescopic ladder (3.1.4) is connected to the left support platform (3.1.1), and the other end is connected to the rack body (1); one end of the second telescopic ladder (3.1.5) is connected to the right support platform (3.1.3), and the other end is connected to the rack body (1); the first telescopic ladder (3.1.4) comprises at least two slidably arranged first steps; the second telescopic ladder (3.1.5) comprises at least two slidably arranged second steps.

7. The anchor transfer unit suitable for thin coal seams and medium-thick coal seams according to claim 1 is characterized in that: The coal transfer assembly (4) comprises a scraper conveyor (4.1), a belt conveyor, a crusher (4.2) and a hopper (4.3) arranged on the frame body (1); the hopper (4.3) is arranged at the front end of the running direction of the frame body (1); one end of the scraper conveyor (4.1) is connected to the hopper (4.3), and the other end is arranged toward the belt conveyor; the crusher (4.2) is arranged above the scraper conveyor (4.1).

8. The anchor transfer unit suitable for thin coal seams and medium-thick coal seams according to claim 1 is characterized in that: The walking mechanism (2) comprises a crawler mechanism.

9. The anchor transfer unit suitable for thin coal seams and medium-thick coal seams according to any one of claims 1 to 8, characterized in that: It also includes a left rear side anchor bolter (5), a right rear side anchor bolter (6), a first driving member and a second driving member; a first guide rail is provided on the left side of the frame body (1) along its running direction; the left rear side anchor bolter (5) can be slidably provided on the first guide rail; the fixed end of the first driving member is connected to the frame body (1), and the operating end is connected to the left rear side anchor bolter (5); a second guide rail is provided on the right side of the frame body (1) along its running direction; the right rear side anchor bolter (6) can be slidably provided on the second guide rail; the fixed end of the second driving member is connected to the frame body (1), and the operating end is connected to the right rear side anchor bolter (6).

10. The anchor transfer unit suitable for thin coal seams and medium-thick coal seams according to claim 9 is characterized in that: The first driving member and the second driving member both include a driving cylinder.

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