CN221195095U - Colliery safety scour protection stock rope - Google Patents
Colliery safety scour protection stock rope Download PDFInfo
- Publication number
- CN221195095U CN221195095U CN202323234890.6U CN202323234890U CN221195095U CN 221195095 U CN221195095 U CN 221195095U CN 202323234890 U CN202323234890 U CN 202323234890U CN 221195095 U CN221195095 U CN 221195095U
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- buffer
- anchor rod
- assembly
- supporting plate
- rock
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- 239000003245 coal Substances 0.000 claims abstract description 14
- 230000000712 assembly Effects 0.000 claims abstract description 6
- 238000000429 assembly Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000011435 rock Substances 0.000 abstract description 57
- 230000000694 effects Effects 0.000 abstract description 6
- 230000003139 buffering effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
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- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The utility model discloses a coal mine safety anti-impact anchor rod rope, relates to the technical field of anchor rod ropes, and aims to solve the problem that the existing anchor rod structure is easy to fail due to the fact that the existing anchor rod structure cannot bear sudden increase of pressure, and the technical scheme is as follows: comprising the following steps: stock subassembly, first buffer assembly and second buffer assembly, first buffer assembly sets up in stock subassembly week side, and two second buffer assemblies set up in stock subassembly both sides respectively. According to the utility model, through the first buffer assembly and the second buffer assembly, when rock burst occurs, rock stratum stress is released, so that surrounding rock stress of a nearby roadway is suddenly increased, a multiple buffer effect can be realized, surrounding rock stress generated by the rock burst can be effectively dispersed and released to a certain extent, surrounding rock deformation damage is reduced, enterprise safety production is ensured, stress born by an anchor rod assembly can be relieved, and failure caused by breakage of an anchor rod body is avoided.
Description
Technical Field
The utility model belongs to the field of anti-impact anchor rods and cables, and particularly relates to a coal mine safety anti-impact anchor rod and cable.
Background
When underground rock burst of the coal mine occurs, the stress of surrounding rocks of surrounding roadways is increased due to the release of rock stratum stress, an anchor rod is generally adopted as roadway support of the coal mine, the anchor rod is the most basic component part of the roadway support in the contemporary coal mine, and the surrounding rocks of the roadway are reinforced together by the anchor rod so that the surrounding rocks support themselves;
The existing anchor rod structure is easy to fail due to the fact that sudden increase of pressure cannot be born when rock burst occurs, even if the anchor rod structure is broken due to the fact that yield stress is exceeded, the surrounding rock of a roadway which is lost to support is deformed severely, the roadway is damaged greatly and cannot be used normally, and serious threat is formed to safety production of mines.
In summary, the utility model provides a coal mine safety impact-resistant anchor rod cable to solve the above problems.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model aims to provide the coal mine safety anti-impact anchor rod cable which has the advantages that by the aid of the first buffer component and the second buffer component, when rock burst occurs, rock stratum stress is released to enable surrounding rock stress of a nearby roadway to be suddenly increased, multiple buffer effects can be achieved, surrounding rock stress generated by the rock burst can be effectively dispersed and released to a certain extent, surrounding rock deformation damage is reduced, safety production of enterprises is guaranteed, stress born by the anchor rod component can be relieved, and failure caused by breakage of an anchor rod body is avoided.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
A coal mine safety impact-resistant anchor rope comprising: the anchor rod assembly, first buffer assembly and second buffer assembly, first buffer assembly sets up anchor rod assembly week side, two second buffer assembly sets up respectively anchor rod assembly both sides, first buffer assembly is located anchor rod assembly center department, two second buffer assembly is located respectively first buffer assembly both sides, first buffer assembly with second buffer assembly is corresponding.
Through the first buffer unit and the second buffer unit that set up, can take place when rock burst for rock stratum stress release makes the surrounding rock stress of nearby tunnel increase suddenly, can realize the effect of multiple buffering.
The utility model is further provided with: the first buffer assembly comprises a hexagonal buffer sleeve, an air hole, a sealing plug and a buffer sleeve.
The utility model is further provided with: the hexagonal type buffer sleeve is sleeved on the periphery of the buffer sleeve, four air holes are formed in the lower side of the hexagonal type buffer sleeve, four sealing plugs are respectively clamped in the four air holes, two sides of the inner wall of the buffer sleeve are fixedly connected with two ends of the hexagonal type buffer sleeve, and the hexagonal type buffer sleeve is located on the periphery of the anchor rod assembly.
Through the hexagonal buffer sleeve, gas pocket and the buffer sleeve that set up, can cooperate with second buffer assembly, carry out multiple buffering effect to the stress that stock subassembly bore.
The utility model is further provided with: the second buffering assembly comprises a sliding rod, a spring and an adjusting nut, wherein the sliding rod is arranged on one side of the anchor rod assembly, the spring is sleeved on the periphery of the sliding rod, the spring is arranged on one side of the anchor rod assembly, a thread groove is formed in one periphery of one end of the sliding rod, and the adjusting nut is meshed with the thread groove.
Through slide bar, spring and the adjusting nut that set up, can take place when rock burst for the country rock body receives when strikeing, through cooperateing with first buffer unit, carries out multiple buffering release to the pressure that stock subassembly received.
The utility model is further provided with: the anchor rod assembly comprises an anchor rod, a supporting plate, a torque nut, an antifriction gasket and a supporting plate.
The utility model is further provided with: the support plate and one side of the support plate are provided with notches, the support plate and the support plate are sleeved on the circumference of the anchor rod through the notches, the torque nut is meshed with one circumference of one end of the anchor rod, the torque nut is positioned on the lower side of the support plate, and the antifriction gasket is sleeved between the torque nut and the support plate.
Through layer board and backup pad that sets up, can be with the stock receive impact force and the pressure effect to first buffer unit and the second buffer unit that produce because of rock burst.
The utility model is further provided with: the utility model discloses a support plate, including the backing plate, the slide bar one end fixed mounting is in the backing plate downside, slide bar other end slidable mounting is in backup pad one side, the spring is located the backing plate with between the backup pad, the cushion collar cover is established stock week side, the hexagonal cushion collar with the cushion collar all is located between the backing plate with the backup pad.
In summary, the beneficial technical effects of the utility model are as follows:
Through the first buffer unit and the second buffer unit that set up, can take place when rock burst for rock stratum stress release makes the surrounding rock stress of nearby tunnel when increasing suddenly, can realize multiple buffering's effect, thereby can effectively carry out dispersion and release of certain degree to the surrounding rock stress that rock burst produced, reduce surrounding rock deformation and destroy, guarantee enterprise safety in production, can alleviate the stress that stock subassembly received simultaneously, avoid the stock body to take place to break and become invalid.
The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.
Drawings
The drawings in the following description are only examples of embodiments from which other drawings may be derived by those skilled in the art without the exercise of inventive faculty. Attached at
In the figure:
FIG. 1 is a schematic view of the principal sketch of the impact-resistant anchor rope of the present utility model;
FIG. 2 is a schematic diagram of the undershoot construction of the impact-resistant anchor cable of the present utility model;
FIG. 3 is a schematic cross-sectional view of a first cushioning assembly of the present utility model;
FIG. 4 is a schematic diagram of a main structure of a second buffer assembly according to the present utility model.
In the drawings, the list of components represented by the various numbers is as follows: 1. an anchor rod assembly; 2. a first cushioning assembly; 3. a second cushioning assembly; 4. a bolt; 5. a supporting plate; 6. a torque nut; 7. antifriction gaskets; 8. a support plate; 9. a slide bar; 10. a spring; 11. an adjusting nut; 12. a hexagonal buffer sleeve; 13. air holes; 14. a sealing plug; 15. a buffer sleeve; 17. notch.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
1-4, A coal mine safety impact-resistant anchor rope is disclosed, comprising: the anchor rod assembly 1, the first buffer assembly 2 and the second buffer assembly 3, the first buffer assembly 2 is arranged on the periphery of the anchor rod assembly 1, the two second buffer assemblies 3 are respectively arranged on two sides of the anchor rod assembly 1, the first buffer assembly 2 is located at the center of the anchor rod assembly 1, the two second buffer assemblies 3 are respectively located on two sides of the first buffer assembly 2, and the first buffer assembly 2 corresponds to the second buffer assembly 3.
The application of one aspect of the embodiment is: when rock burst happens, rock stratum stress release enables surrounding rock stress of a nearby roadway to suddenly increase, surrounding rock is greatly deformed, pressure born by the supporting plate 5 directly acts on the first buffer component 2 and the second buffer component 3, surrounding rock stress generated by rock burst can be effectively dispersed and released to a certain extent through the first buffer component 2 and the second buffer component 3, surrounding rock deformation damage is reduced, damage to the anchor rod 4 caused by the impact pressure can be reduced, the situation that the anchor rod 4 is broken due to exceeding yield stress, the surrounding rock of the roadway is severely deformed, the roadway is greatly damaged, and the enterprise cannot safely produce the condition is avoided.
Referring to fig. 3-4, the first buffer assembly 2 of this embodiment includes a hexagonal buffer sleeve 12, air holes 13, sealing plugs 14 and a buffer sleeve 15, the hexagonal buffer sleeve 12 is sleeved on the periphery of the buffer sleeve 15, four air holes 13 are formed on the lower side of the hexagonal buffer sleeve 12, four sealing plugs 14 are respectively clamped in the four air holes 13, two sides of the inner wall of the buffer sleeve 15 are fixedly connected with two ends of the hexagonal buffer sleeve 12, the hexagonal buffer sleeve 12 is located on the periphery of the anchor rod assembly 1, the second buffer assembly 3 includes a sliding rod 9, a spring 10 and an adjusting nut 11, the sliding rod 9 is arranged on one side of the anchor rod assembly 1, the spring 10 is sleeved on the periphery of the sliding rod 9, the spring 10 is arranged on one side of the anchor rod assembly 1, a thread groove is formed on one end periphery of the sliding rod 9, and the adjusting nut 11 is meshed with the thread groove.
Through the arranged hexagonal buffer sleeve 12, the air holes 13 and the buffer sleeve 15, the air holes 13 can be used for inflating the hexagonal buffer sleeve 12, when rock burst occurs, rock stratum stress is released, so that surrounding rock stress of a nearby roadway is suddenly increased, the hexagonal buffer sleeve 12 and the buffer sleeve 15 do not deform or deform less when surrounding rock pressure or impact force does not reach component bearing capacity, when the surrounding rock pressure or impact force reaches the component bearing capacity, the hexagonal buffer sleeve 12 and the buffer sleeve 15 push the sealing plug 14 at the air holes 13 to fall into the air for deflation through extruding internal gas when deforming, a certain pressure can be relieved, meanwhile, the surrounding rock stress generated by the rock burst can be effectively dispersed and released to a certain extent through the cooperation of the hexagonal buffer sleeve 12, the buffer sleeve 15 and the second buffer assembly 3, the deformation damage of surrounding rock is reduced, the safe production of enterprises is ensured, the stress born by the anchor rod assembly 1 is relieved, the anchor rod assembly 1 is prevented from breaking and losing efficacy, through the sliding rod 9, the spring 10 and the adjusting nut 11, when rock burst occurs, the surrounding rock body is impacted, the anchor rod assembly 1 is directly acted on the spring 10 and the first buffer assembly 2 by pressure, the spring 10 is contracted, the sliding rod 9 slides, a certain pressure can be relieved, meanwhile, the stressed pressure can be subjected to multiple buffer release by being matched with the first buffer assembly 2, the surrounding rock stress generated by the rock burst can be effectively dispersed and released to a certain extent, the deformation damage of the surrounding rock is reduced, the safe production of enterprises is ensured, and the stress born by the anchor rod assembly 1 is relieved, avoiding failure of the anchor rod assembly 1 due to breakage.
Referring to fig. 2, the anchor rod assembly 1 of this embodiment includes an anchor rod 4, a pallet 5, a torque nut 6, antifriction washers 7 and a support plate 8, notches 17 are all provided on one side of the pallet 5 and the support plate 8, the pallet 5 and the support plate 8 are sleeved on the circumferential side of the anchor rod 4 through the notches 17, the torque nut 6 is meshed with one circumferential side of one end of the anchor rod 4, the torque nut 6 is located on the lower side of the support plate 8, the antifriction washers 7 are sleeved between the torque nut 6 and the support plate 8, one end of a sliding rod 9 is fixedly installed on the lower side of the pallet 5, the other end of the sliding rod 9 is slidably installed on one side of the support plate 8, a spring 10 is located between the pallet 5 and the support plate 8, a buffer sleeve 15 is sleeved on the circumferential side of the anchor rod 4, and a hexagonal buffer sleeve 12 and a buffer sleeve 15 are located between the pallet 5 and the support plate 8.
Through layer board 5 and backup pad 8 that set up, can take place when rock burst for the country rock body receives the impact, the impact force and the pressure effect that produce because of rock burst that receive stock 4 to first buffer assembly 2 and second buffer assembly 3, thereby make first buffer assembly 2 and second buffer assembly 3 carry out multiple buffering release to the country rock stress that rock burst produced.
The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (5)
1. A coal mine safety impact-resistant anchor rope comprising: the novel anchor rod assembly is characterized in that the first buffer assembly (2) is arranged on the periphery of the anchor rod assembly (1), the two buffer assemblies (3) are arranged on the two sides of the anchor rod assembly (1) respectively, the first buffer assembly (2) is arranged at the center of the anchor rod assembly (1), the two buffer assemblies (3) are arranged on the two sides of the first buffer assembly (2) respectively, the first buffer assembly (2) corresponds to the second buffer assembly (3), the first buffer assembly (2) comprises a hexagonal buffer sleeve (12), an air hole (13), a sealing plug (14) and a buffer sleeve (15), the six buffer sleeves (12) are sleeved on the periphery of the buffer sleeve (15), the four air holes (13) are formed in the lower sides of the six buffer sleeves (12), the four sealing plugs (14) are clamped in the four air holes (13) respectively, the inner walls of the buffer sleeves (15) are connected with the two ends of the second buffer assembly (3), and the two ends of the buffer assemblies (11) are connected with the two ends of the anchor rod assembly (9) respectively.
2. The coal mine safety impact-resistant anchor rod cable according to claim 1, wherein the sliding rod (9) is arranged on one side of the anchor rod assembly (1), the spring (10) is sleeved on the periphery of the sliding rod (9), the spring (10) is arranged on one side of the anchor rod assembly (1), a thread groove is formed in one periphery of one end of the sliding rod (9), and the adjusting nut (11) is meshed with the thread groove.
3. A coal mine safety impact anchor rope according to claim 1, characterized in that the anchor rod assembly (1) comprises an anchor rod (4), a pallet (5), a torque nut (6), an antifriction washer (7) and a support plate (8).
4. A coal mine safety impact-resistant anchor rope according to claim 3, characterized in that the supporting plate (5) and one side of the supporting plate (8) are provided with notches (17), the supporting plate (5) and the supporting plate (8) are sleeved on the circumferential side of the anchor rod (4) through the notches (17), the torque nut (6) is meshed with one circumferential side of the anchor rod (4), the torque nut (6) is located on the lower side of the supporting plate (8), and the antifriction gasket (7) is sleeved between the torque nut (6) and the supporting plate (8).
5. A coal mine safety impact-resistant anchor rod cable according to claim 3, wherein one end of the sliding rod (9) is fixedly installed at the lower side of the supporting plate (5), the other end of the sliding rod (9) is slidably installed at one side of the supporting plate (8), the spring (10) is located between the supporting plate (5) and the supporting plate (8), the buffer sleeve (15) is sleeved at the peripheral side of the anchor rod (4), and the hexagonal buffer sleeve (12) and the buffer sleeve (15) are located between the supporting plate (5) and the supporting plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323234890.6U CN221195095U (en) | 2023-11-29 | 2023-11-29 | Colliery safety scour protection stock rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323234890.6U CN221195095U (en) | 2023-11-29 | 2023-11-29 | Colliery safety scour protection stock rope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221195095U true CN221195095U (en) | 2024-06-21 |
Family
ID=91493963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323234890.6U Active CN221195095U (en) | 2023-11-29 | 2023-11-29 | Colliery safety scour protection stock rope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221195095U (en) |
-
2023
- 2023-11-29 CN CN202323234890.6U patent/CN221195095U/en active Active
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| GR01 | Patent grant |