Damping adjustable device for mine drilling equipment

By designing shock-absorbing adjustable devices for mine drilling equipment, including stabilization mechanism, restriction components, positioning components and auxiliary components, the problem of unstable positioning of the equipment in the mining environment is solved, and higher stability and positioning accuracy are achieved.

CN119507815AInactive Publication Date: 2025-02-25SHANDONG COAL TECH SERVICE CO LTD
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Patent Information

Application Number
CN202411408755.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-10-10
Publication Date
2025-02-25
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

During the use of mine drilling equipment, multiple reinforcement rods gather together and are embedded in the soil, resulting in loose soil quality, affecting the positioning effect of the equipment, and prone to deviation.

Method used

A shock-absorbing adjustable device for mine drilling equipment is designed, including a stabilizing mechanism, a restricting component, a positioning component and an auxiliary component. The stabilizing mechanism increases the contact area between the equipment and the ground through the annular plate to provide stability. The restriction assembly lowers the positioning column through the retraction of the barrier plate, and uses the spring elastic potential energy to ensure that the positioning column is embedded in the soil. The positioning assembly avoids loose soil through the design of the annular plate and the positioning column, and the auxiliary assembly ensures the stability of the positioning column through the embedding of the raised column.

Benefits of technology

It effectively improves the stability and positioning effect of the equipment in the mining environment, avoids positioning offset caused by loose soil, and ensures the normal operation and positioning accuracy of the equipment.

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Abstract

The invention relates to the technical field of mining, and discloses a damping adjustable device for mine drilling equipment, which comprises a first sliding plate, rollers are fixedly connected to the bottom of the first sliding plate, a first connecting column is fixedly connected to the top of the first sliding plate, a first push rod is fixedly connected to the top of the first sliding plate, and a second connecting column is fixedly connected to the top of the first push rod. The top of the first connecting column is fixedly connected with a containing plate, and the top of the containing plate is fixedly connected with a buffering platform. By arranging the stabilizing mechanism, when mine drilling needs to be conducted, the first annular plate around the rolling wheels is put down, the contact area between equipment and the ground is increased, and the stability of the equipment is improved; and meanwhile, an annular plate I surrounding the periphery of the equipment can effectively protect buffer equipment and rollers in the equipment, so that the equipment is prevented from being damaged by broken stones generated during punching of the equipment, and normal operation of the equipment is ensured.
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Description

Technical Field

[0001] The invention relates to the technical field of mining, in particular to an adjustable shock-absorbing device for mining drilling equipment. Background Art

[0002] Mining technology refers to the mining technology of valuable natural mineral resources by manual or mechanical means. According to the different burial depths of the ore deposits and the requirements of technical and economic rationality, mining technology is divided into open-pit mining and underground mining. In the process of mining, it is necessary to drill holes on the surface of the mine so that explosives can be inserted to blast the mine, which can facilitate the subsequent ore processing work.

[0003] The patent application with application number CN201921039380.4 discloses a shock-absorbing adjustable device for mining drilling equipment, including a base. The interior of the base is a hollow structure, and a first hydraulic cylinder is installed in its inner cavity. The first hydraulic cylinder, the bottom end of the output shaft of the first hydraulic cylinder is fixedly connected to a reinforcement plate, and the bottom of the reinforcement plate is fixedly connected to a plurality of reinforcement rods, the bottom of the base is fixedly connected to a wheel frame on both sides of the bottom, the bottom of the wheel frame is movably connected to a universal wheel through a wheel axle, and the top of the wheel frame is fixedly connected to both sides of the top of the wheel frame, and the top of the first spring is fixedly connected to the bottom of the base, and the inner cavity of the base is provided with a first shock-absorbing mechanism on both sides, a rotating mechanism is provided above the base, and two limit rods are fixedly connected to the top of the base, a second shock-absorbing mechanism is provided above the rotating mechanism, and a drilling mechanism is provided on the second shock-absorbing mechanism.

[0004] The above-mentioned equipment can effectively reduce shock when it is moving. However, in the use environment of a mine, the use of multiple reinforcement rods gathered together and embedded in the soil will cause the soil for positioning to loosen, resulting in poor positioning effect. During the operation of the equipment, it is easy to deviate. Summary of the invention

[0005] The object of the present invention is to provide an adjustable shock-absorbing device for mining drilling equipment to solve the problems raised in the above-mentioned background technology.

[0006] In order to solve the above technical problems, the present invention provides the following technical solutions: A shock-absorbing adjustable device for mining drilling equipment, comprising a sliding plate, a roller is fixedly connected to the bottom of the sliding plate, a connecting column is fixedly connected to the top of the sliding plate, a push rod is fixedly connected to the top of the sliding plate, a placement plate is fixedly connected to the top of the connecting column, and a buffer platform is fixedly connected to the top of the placement plate, and further comprising: The stabilizing mechanism comprises an annular plate 1 which is slidably connected to the outer wall of the connecting column 1, a sliding groove is provided at the bottom of the annular plate 1, the inner wall of the sliding groove is movably connected to the sliding plate 1, the outer wall of the push rod 1 is fixedly connected to the annular plate 1, when it is necessary to drill a hole in the mine, the annular plate 1 around the roller is lowered to increase the contact area between the equipment and the ground, and provide stability for the equipment, while the annular plate 1 surrounding the equipment can effectively protect the buffer equipment and roller inside the equipment, avoid damage to the equipment caused by gravel generated when the equipment is drilled, and ensure the normal operation of the equipment, the inner wall of the annular plate 1 is fixedly connected There is a push rod two, and the push rod two is used to help the positioning component to reset. The inner wall of the annular plate one is fixedly connected with the positioning component. The top of the annular plate one is provided with an annular plate two. The inner wall of the annular plate two is fixedly connected with the positioning component. After the positioning component releases the lock of the limiting component, the positioning columns will be embedded into the soil at the four corners of the annular plate one. This positioning method can ensure the positioning effect of the equipment while avoiding the loose soil caused by excessive accumulation of multiple positioning columns, and avoid the reduction of the equipment positioning effect due to excessive loose soil, so as to ensure the positioning effect of the equipment. The outer wall of the annular plate one is fixedly connected with the limiting component.

[0007] According to the above technical solution, the limiting component includes a push rod three, the outer wall of the push rod three is fixedly connected to the annular plate one, the end of the push rod three away from the annular plate one is fixedly connected to a connecting frame, the side of the connecting frame close to the annular plate three is fixedly connected to a blocking plate, the top of the blocking plate is movably connected to the annular plate two, and the blocking plate is retracted after the annular plate one is lowered. At this time, the annular plate two loses the restriction, which allows the positioning column in the positioning component to descend. Since the spring is in a contracted state before the positioning column descends, the elastic potential energy generated by the spring will cause the positioning columns to rush into the soil, thereby ensuring the positioning effect of the equipment.

[0008] According to the above technical solution, the positioning assembly includes a hollow column, the outer wall of the hollow column is fixedly connected to annular plate one, the inner wall of the hollow column is fixedly connected to a sliding ring, the inner wall of the sliding ring is movably connected to a positioning column, the top of the positioning column is fixedly connected to a connecting column two, and the outer wall of the connecting column two is fixedly connected to annular plate two.

[0009] According to the above technical solution, a raised ring 1 is fixedly connected to the outer wall of the positioning column, a spring 1 is sleeved on the outer wall of the positioning column, the bottom of the spring 1 is fixedly connected to the raised ring 1, and the top of the spring 1 is fixedly connected to the sliding ring. After the annular plate 2 loses the restriction of the blocking plate, the spring 1 will pull the positioning column to move downward, allowing the positioning column to automatically embed into the ground.

[0010] According to the above technical solution, cavity one is opened inside the positioning column, cavity two is opened inside the positioning column, and cavity three is opened inside the positioning column. An auxiliary component is fixedly connected to the inner wall of cavity one, and the movement range of the auxiliary component inside the positioning column is limited by cavity two and cavity three.

[0011] According to the above technical solution, the auxiliary component includes a push rod four, the top of which is fixedly connected to the inner wall of cavity one, the bottom of which is fixedly connected to a circular plate one, the bottom of which is fixedly connected to a sliding column, the sliding column passes through cavity one and extends to the inner wall of cavity two, and the outer wall of the sliding column is movably connected to the positioning column.

[0012] According to the above technical solution, the bottom of the sliding column is fixedly connected to a circular plate 2, the outer wall of the sliding column is sleeved with a spring 2, the bottom of the spring 2 is fixedly connected to the circular plate 2, the top of the spring 2 is fixedly connected to the inner wall of the cavity 2, the bottom of the circular plate 2 is fixedly connected to a sliding plate 2, the sliding plate 2 passes through the cavity 2 and extends into the cavity 3, the outer wall of the sliding plate 2 is movably connected to the positioning column, and the bottom of the sliding plate 2 is fixedly connected to a connecting plate 1.

[0013] The cam is secured to the bottom of the unit and is adapted to engage with the cam on a level surface of the unit and to engage with the cam on a level surface of the unit.

[0014] Compared with the prior art, the beneficial effects achieved by the present invention are: 1. The present invention sets a stabilizing mechanism. When it is necessary to drill a hole in a mine, the annular plate around the roller is lowered to increase the contact area between the equipment and the ground and provide stability for the equipment. At the same time, the annular plate surrounding the equipment can effectively protect the buffer device and roller inside the equipment, avoiding damage to the equipment caused by gravel generated when the equipment is drilling, thereby ensuring the normal operation of the equipment.

[0015] 2. The present invention sets a limiting component to retract the blocking plate after the annular plate 1 descends. At this time, the annular plate 2 loses its restriction, which allows the positioning column in the positioning component to descend. Since the spring is in a contracted state before the positioning column descends, the elastic potential energy generated by the spring will allow the positioning columns to rush into the soil, thereby ensuring the positioning effect of the equipment.

[0016] 3. The present invention sets a positioning component. After the component releases the lock of the limiting component, the positioning columns will be embedded into the soil at the four corners of the annular plate. This positioning method can ensure the positioning effect of the equipment while avoiding the loose soil caused by excessive accumulation of multiple positioning columns, avoiding the reduction of the equipment positioning effect due to excessive loose soil, and ensuring the positioning effect of the equipment.

[0017] 4. The present invention sets an auxiliary component. After the positioning column is embedded in the soil, the push rod 4 is started to make the protruding column 1 and the protruding column 2 around the positioning column move outward and embed into the soil. This makes the surface of the positioning column no longer smooth and there is soil blocking it in the lateral direction, avoiding the longitudinal movement of the positioning column and ensuring the positioning effect of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings: Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a bottom schematic diagram of the overall structure of the present invention; Figure 3 It is a schematic diagram of the internal structure of the overall structure of the present invention; Figure 4 is a schematic diagram of the stabilizing mechanism of the present invention; Figure 5 is a schematic diagram of a restriction assembly of the present invention; Figure 6 is a schematic diagram of the interior of the stabilizing mechanism of the present invention; Figure 7 is a schematic diagram of a positioning assembly of the present invention; Figure 8 is a cross-sectional view of a positioning assembly of the present invention; Fig. 9 It is a schematic diagram of the internal structure of the positioning component of the present invention; Fig.10 is a schematic diagram of the auxiliary components of the present invention; In the figure: 1, sliding plate 1; 101, roller; 102, connecting column 1; 103, push rod 1; 104, placing plate; 105, buffer platform; 2, stabilizing mechanism; 201, annular plate 1; 202, slide groove; 203, push rod 2; 204, annular plate 2; 21, limiting component; 211, push rod 3; 212, connecting frame; 213, blocking plate; 22, positioning component; 221, hollow column; 222, sliding ring; 223, positioning column; 224, Connecting column two; 225, raised ring one; 226, spring one; 227, cavity one; 228, cavity two; 229, cavity three; 23, auxiliary component; 231, push rod four; 232, circular plate one; 233, sliding column; 234, circular plate two; 235, spring two; 236, sliding plate two; 237, connecting plate one; 238, elastic component; 239, right-angle plate; 2310, raised column one; 2311, connecting plate two; 2312, raised column two. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0020] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0021] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] Example 1: See Figure 1-Figure 5 The present invention provides a technical solution: a shock-absorbing adjustable device for mining drilling equipment, comprising a sliding plate 1, a roller 101 is fixedly connected to the bottom of the sliding plate 1, a connecting column 102 is fixedly connected to the top of the sliding plate 1, a push rod 103 is fixedly connected to the top of the sliding plate 1, a placement plate 104 is fixedly connected to the top of the connecting column 102, and a buffer platform 105 is fixedly connected to the top of the placement plate 104, and further comprising: The stabilizing mechanism 2 includes an annular plate 201 slidably connected to the outer wall of the connecting column 102, a sliding groove 202 is provided at the bottom of the annular plate 201, the inner wall of the sliding groove 202 is movably connected to the sliding plate 1, the outer wall of the push rod 103 is fixedly connected to the annular plate 201, the inner wall of the annular plate 201 is fixedly connected with a push rod 203, the inner wall of the annular plate 201 is fixedly connected with a positioning assembly 22, and an annular plate 204 is provided on the top of the annular plate 201, the inner wall of the annular plate 204 is fixedly connected to the positioning assembly 22, and the outer wall of the annular plate 201 is fixedly connected with a limiting assembly 21. When the positioning assembly 22 is required to be drawn out of the soil, the push rod 3 211 is first started to push up the annular plate 204, and then the push rod 3 211 is started to drive the blocking plate 213 to retract and move to the bottom of the annular plate 204, and finally the push rod 103 is started to lift the annular plate 201 to complete the resetting of the equipment.

[0023] The limiting component 21 includes a push rod three 211, the outer wall of the push rod three 211 is fixedly connected to the annular plate one 201, the end of the push rod three 211 away from the annular plate one 201 is fixedly connected to a connecting frame 212, the side of the connecting frame 212 close to the annular plate three is fixedly connected to a blocking plate 213, and the top of the blocking plate 213 is movably connected to the annular plate two 204.

[0024] The working principle of this embodiment is as follows: when the equipment is needed, the mechanical arm and the drilling equipment are installed on the buffer platform 105, and then the equipment is pushed to the position where drilling is required. After reaching the position, the push rod 103 is started to lower the annular plate 201 and let the bottom of the annular plate 201 contact the ground, and then the push rod 3 211 is started to drive the connecting frame 212 to move outward. The connecting frame 212 moving outward drives the blocking plate 213 to move away from under the annular plate 204. At this time, the annular plate 204 is released from the restriction, and then the positioning component 22 is released from the restriction, so that the positioning component 22 is embedded in the soil to complete the fixation of the equipment.

[0025] Example 2: Based on Example 1, please refer to Figure 6-Figure 10The positioning component 22 includes a hollow column 221, the outer wall of the hollow column 221 is fixedly connected to the annular plate 201, the inner wall of the hollow column 221 is fixedly connected with a sliding ring 222, the inner wall of the sliding ring 222 is movably connected with a positioning column 223, the top of the positioning column 223 is fixedly connected with a connecting column 224, the outer wall of the connecting column 224 is fixedly connected to the annular plate 204, the outer wall of the positioning column 223 is fixedly connected with a raised ring 1 225, the outer wall of the positioning column 223 is sleeved with a spring 1 226, the bottom of the spring 1 226 is fixedly connected to the raised ring 1 225, the top of the spring 1 226 is fixedly connected to the sliding ring 222, the interior of the positioning column 223 is provided with a cavity 1 227, the interior of the positioning column 223 is provided with a cavity 228, the interior of the positioning column 223 is provided with a cavity 3 229, and the inner wall of the cavity 1 227 is fixedly connected with the auxiliary component 23.

[0026] The auxiliary component 23 includes a push rod 4 231, the top of which is fixedly connected to the inner wall of the cavity 1 227, and the bottom of the push rod 4 231 is fixedly connected to a circular plate 1 232, and the bottom of the circular plate 1 232 is fixedly connected to a sliding column 233, which penetrates the cavity 1 227 and extends to the inner wall of the cavity 2 228, and the outer wall of the sliding column 233 is movably connected to the positioning column 223, and the bottom of the sliding column 233 is fixedly connected to a circular plate 234, and the outer wall of the sliding column 233 is sleeved with a spring 235, and the bottom of the spring 235 is fixedly connected to the circular plate 234, and the top of the spring 235 is fixedly connected to the inner wall of the cavity 228, and the bottom of the circular plate 234 is fixedly connected to a sliding plate 236, and the sliding plate 236 penetrates the cavity 228 and extends to the cavity 3 229, and the outer wall of the sliding plate 236 is movably connected to the positioning column 223 Connection, the bottom of the sliding plate 236 is fixedly connected with a connecting plate 1 237, the inner wall of the connecting plate 1 237 is rotatably connected with an elastic component 238 through a bearing, the end of the elastic component 238 away from the connecting plate 1 237 is rotatably connected with a right-angle plate 239 through a bearing, the end of the right-angle plate 239 away from the elastic component 238 is fixedly connected with a protruding column 1 2310, the protruding column 1 2310 penetrates the cavity 3 229 and extends to the outer wall of the box positioning column 223, the outer wall of the protruding column 1 2310 is movably connected with the positioning column 223, the bottom of the right-angle plate 239 is fixedly connected with a connecting plate 2311, the side of the connecting plate 2311 away from the connecting plate 1 237 is fixedly connected with a protruding column 2312, the protruding column 2312 penetrates the cavity 3 229 and extends to the outside of the positioning column 223, the outer wall of the protruding column 2312 is movably connected with the positioning column 223.

[0027] The working principle of this embodiment is as follows: when the restriction of the annular plate 204 is released, the locking of the positioning column 223 is released, and then the positioning column 223, the connecting column 224 and the annular plate 204 are driven downward by the spring 1 226 to embed the positioning column 223 into the soil, and then the push rod 4 231 is started to drive the circular plate 1 232 to move upward, and the moving circular plate 1 232 drives the circular plate 2 234 to move upward through the sliding column 233, and the upwardly moving circular plate 234 drives the connecting plate 1 237 to move upward through the sliding column 233, and the upwardly moving connecting plate 1 237 drives the right-angle plate 239 to move outward through the elastic component 238, and at the same time, the connecting plate 2 2311 connected to the bottom of the right-angle plate 239 will also move outward together, and then drive the protruding column 1 2310 and the protruding column 2312 to extend from the inner wall of the positioning column 223 and embed into the soil, thereby completing the fixation of the equipment.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0029] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A shock-absorbing adjustable device for mining drilling equipment, comprising a sliding plate (1), the bottom of the sliding plate (1) being fixedly connected to a roller (101), the top of the sliding plate (1) being fixedly connected to a connecting column (102), the top of the sliding plate (1) being fixedly connected to a push rod (103), the top of the connecting column (102) being fixedly connected to a placement plate (104), the top of the placement plate (104) being fixedly connected to a buffer platform (105), characterized in that: Also includes: A stabilizing mechanism (2), the stabilizing mechanism (2) comprising an annular plate (201) slidably connected to the outer wall of a connecting column (102), a sliding groove (202) being provided at the bottom of the annular plate (201), an inner wall of the sliding groove (202) being movably connected to the sliding plate (1), an outer wall of the push rod (103) being fixedly connected to the annular plate (201), a push rod (203) being fixedly connected to the inner wall of the annular plate (201), a positioning assembly (22) being fixedly connected to the inner wall of the annular plate (201), an annular plate (204) being provided at the top of the annular plate (201), an inner wall of the annular plate (204) being fixedly connected to the positioning assembly (22), and a limiting assembly (21) being fixedly connected to the outer wall of the annular plate (201).

2. The adjustable shock-absorbing device for mining drilling equipment according to claim 1, characterized in that: The limiting component (21) comprises a push rod three (211), the outer wall of which is fixedly connected to the annular plate one (201), the end of the push rod three (211) away from the annular plate one (201) is fixedly connected to a connecting frame (212), the side of the connecting frame (212) close to the annular plate three is fixedly connected to a blocking plate (213), and the top of the blocking plate (213) is movably connected to the annular plate two (204).

3. The adjustable shock-absorbing device for mining drilling equipment according to claim 2, characterized in that: The positioning assembly (22) comprises a hollow column (221), the outer wall of the hollow column (221) is fixedly connected to the annular plate 1 (201), the inner wall of the hollow column (221) is fixedly connected to a sliding ring (222), the inner wall of the sliding ring (222) is movably connected to a positioning column (223), the top of the positioning column (223) is fixedly connected to a connecting column 2 (224), and the outer wall of the connecting column 2 (224) is fixedly connected to the annular plate 2 (204).

4. The adjustable shock-absorbing device for mining drilling equipment according to claim 3 is characterized in that: The outer wall of the positioning column (223) is fixedly connected with a raised ring (225), the outer wall of the positioning column (223) is sleeved with a spring (226), the bottom of the spring (226) is fixedly connected with the raised ring (225), and the top of the spring (226) is fixedly connected with the sliding ring (222).

5. The adjustable shock-absorbing device for mining drilling equipment according to claim 4, characterized in that: The positioning column (223) has a first cavity (227) formed inside, the positioning column (223) has a second cavity (228) formed inside, the positioning column (223) has a third cavity (229) formed inside, and the inner wall of the first cavity (227) is fixedly connected to an auxiliary component (23).

6. The adjustable shock-absorbing device for mining drilling equipment according to claim 5, characterized in that: The auxiliary component (23) includes a push rod four (231), the top of the push rod four (231) is fixedly connected to the inner wall of the cavity one (227), the bottom of the push rod four (231) is fixedly connected to a circular plate one (232), the bottom of the circular plate one (232) is fixedly connected to a sliding column (233), the sliding column (233) passes through the cavity one (227) and extends to the inner wall of the cavity two (228), and the outer wall of the sliding column (233) is movably connected to the positioning column (223).

7. The adjustable shock-absorbing device for mining drilling equipment according to claim 6, characterized in that: The bottom of the sliding column (233) is fixedly connected to a circular plate 2 (234), the outer wall of the sliding column (233) is sleeved with a spring 2 (235), the bottom of the spring 2 (235) is fixedly connected to the circular plate 2 (234), the top of the spring 2 (235) is fixedly connected to the inner wall of the cavity 2 (228), the bottom of the circular plate 2 (234) is fixedly connected to a sliding plate 2 (236), the sliding plate 2 (236) passes through the cavity 2 (228) and extends into the cavity 3 (229), the outer wall of the sliding plate 2 (236) is movably connected to the positioning column (223), and the bottom of the sliding plate 2 (236) is fixedly connected to a connecting plate 1 (237).

8. The adjustable shock-absorbing device for mining drilling equipment according to claim 7, characterized in that: The inner wall of the connecting plate 1 (237) is rotatably connected to an elastic component (238) via a bearing, and one end of the elastic component (238) away from the connecting plate 1 (237) is rotatably connected to a right angle plate (239) via a bearing, and one end of the right angle plate (239) away from the elastic component (238) is fixedly connected to a protruding column 1 (2310), and the protruding column 1 (2310) passes through the cavity 3 (229) and extends to the outer wall of the box positioning column (223), and the protruding column 1 The outer wall of (2310) is movably connected to the positioning column (223), the bottom of the right-angle plate (239) is fixedly connected to the second connecting plate (2311), and the side of the second connecting plate (2311) away from the first connecting plate (237) is fixedly connected to the second protruding column (2312), the second protruding column (2312) passes through the third cavity (229) and extends to the outside of the positioning column (223), and the outer wall of the second protruding column (2312) is movably connected to the positioning column (223).

Citation Information

Patent Citations

  • Damping adjustable device for mine drilling equipment

    CN210659921U