CN112879056B - Self-locking type curing-anchor rod integrated device with adjustable anchoring range - Google Patents
Self-locking type curing-anchor rod integrated device with adjustable anchoring range Download PDFInfo
- Publication number
- CN112879056B CN112879056B CN202110072112.8A CN202110072112A CN112879056B CN 112879056 B CN112879056 B CN 112879056B CN 202110072112 A CN202110072112 A CN 202110072112A CN 112879056 B CN112879056 B CN 112879056B
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- China
- Prior art keywords
- shaped
- self
- rod body
- star
- snake
- Prior art date
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Links
- 238000004873 anchoring Methods 0.000 title abstract description 23
- 238000005520 cutting process Methods 0.000 claims abstract description 16
- 239000004033 plastic Substances 0.000 claims abstract description 16
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 15
- 238000002955 isolation Methods 0.000 claims abstract description 14
- 239000011347 resin Substances 0.000 claims abstract description 9
- 229920005989 resin Polymers 0.000 claims abstract description 9
- 239000006223 plastic coating Substances 0.000 claims abstract description 8
- 230000000903 blocking effect Effects 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 238000005553 drilling Methods 0.000 claims description 3
- 238000003801 milling Methods 0.000 claims description 3
- 238000009987 spinning Methods 0.000 claims 2
- 239000011435 rock Substances 0.000 abstract description 7
- 238000007789 sealing Methods 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/02—Setting anchoring-bolts with provisions for grouting
- E21D20/025—Grouting with organic components, e.g. resin
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/008—Anchoring or tensioning means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a self-locking type curing-anchor rod integrated device with an adjustable anchoring range, which mainly comprises a double-spiral snake-shaped notch groove structure, a double-belt isolated self-encircling gel structure, a wedge-shaped self-locking star-shaped mechanism and a rod body oblique cutting edge sealing and wrapping structure; the double-spiral snake-shaped grooving structure comprises a snake-shaped isolation groove and a sliding stop block, the double-belt isolation type self-encircling gel structure comprises a high-toughness flexible longitudinal rib, a plastic coating film, resin gel and a curing agent, the wedge-shaped self-locking star mechanism comprises a wedge-shaped inserted locking chamfer, an encircling star-shaped chuck, a telescopic elastic connector and a guide wire blocking upright post, and the rod body oblique cutting edge wrapping structure comprises a cutter face, a cutting edge, an end plastic inner grooving shell and an end tail plastic inner spiral wire shell. The invention has simple structure and easy operation, realizes the integrated combination of the anchor rod and the anchoring agent and the multi-range anchoring of the anchor rod, and effectively controls the movement deformation of the surrounding rock of the roadway.
Description
Technical Field
The invention relates to the technical field of mine supporting equipment, in particular to an anchor bolt supporting structure which is suitable for anchoring and supporting surrounding rocks of underground tunnels, chambers and working surfaces of coal mines.
Background
Along with the progress of coal exploitation technology and the exhaustion of shallow resources, coal exploitation is continuously developed to deep, the partition cracking phenomenon of surrounding rocks of a roadway occurs, and the stability control of the surrounding rocks of the deep roadway is also a difficult problem in the field of support due to the increase of deep stress.
The anchor rod has the advantages of low supporting cost, good surrounding rock control effect and the like, and is a main supporting mode for supporting the mine tunnel of the coal mine enterprise at present. However, due to the existence of the plastic film of the anchoring agent and the proper selectivity of the anchoring range, the anchoring of the anchor rod and the anchoring agent is insufficient, and the anchoring range cannot be adjusted and controlled. Thereby causing deformation instability of surrounding rocks of the roadway and seriously affecting the safety and normal production of mines. The invention provides a self-locking type curing-anchor rod integrated device with an adjustable anchoring range, which realizes the integration of an anchor rod and an anchoring agent and any operability of the anchoring range and promotes the development of the field of anchor rod support.
Disclosure of Invention
Aiming at the technical problems that the surrounding rock anchor rod of the deep roadway is insufficiently anchored with the anchoring agent, and the anchoring range cannot be adjusted and controlled, the invention provides a self-locking type curing-anchor rod integrated device with the adjustable anchoring range, and aims to realize the rapid operation of the anchor rod-anchoring agent integration and the random adjustment of the anchoring range.
In order to achieve the main purpose, the technical scheme of the invention is as follows: the utility model provides an adjustable anchor scope is from locking solidification-stock integrated device, its characterized in that mainly includes: double spiral snakelike notch groove structure, double belt isolation formula are from encircling gel structure, wedge from locking star formula mechanism, body of rod slant edge formation package structure.
Further, the double-spiral snake-shaped grooving structure comprises a snake-shaped isolation groove and a sliding stop block, the milling machine is used for carving the threaded steel rod body part from the rod head to a proper position of the rod body into an interval type snake-shaped isolation groove with the depth of 5mm and the width of 10mm, and the sliding stop block can slide in the snake-shaped isolation groove.
Further, the double-belt isolated self-encircling gel structure comprises high-toughness flexible longitudinal ribs, a plastic coating film, resin gel and a curing agent, wherein the resin gel and the curing agent are respectively arranged in the snake-shaped isolated grooves, are connected through the high-toughness flexible longitudinal ribs, and are coated with the plastic coating film.
Further, the wedge is from locking star mechanism includes wedge plug-in locking chamfer, encircle star chuck, scalable elastic connector and direction and hinder the silk stand, set up scalable elastic connector above the wedge plug-in locking chamfer, wedge plug-in locking chamfer welding is on encircleing star chuck, encircle star chuck diameter slightly less than drilling diameter, the direction hinders the welding of silk stand and is encircleing star chuck top, encircle star chuck internal diameter and contain the screw thread with screw thread steel pole assorted, encircle star chuck and pass through screw thread steel pole mutual interlock rotation to the assigned position, high tough flexible longitudinal reinforcement walks around the direction and hinders the silk stand and reach around star chuck.
Further, the rod body oblique cutting edge wrapping structure comprises a cutter face, a cutting edge, an end plastic inner grooving shell and an end tail plastic inner grooving shell, wherein the threaded steel rod body oblique push cutter applies transverse pressure, the rod body is obliquely protruded from the side of the end of the rod body, the threaded steel rod body end oblique cutter face and the cutting edge are respectively formed, and the plastic inner grooving shell are respectively fastened at the end head and the end tail of the rod body.
Drawings
FIG. 1 is a block diagram of an adjustable anchor range self-locking curing-bolting integrated device.
Fig. 2 is a block diagram of the dual band isolated self-encircling gel structure 5 of fig. 1.
Fig. 3 is an enlarged view at a in fig. 1.
Fig. 4 is an enlarged side view of fig. 1 at B.
In the figure: the plastic self-locking self-encircling gel type cutting tool comprises a cutting tip 1, a tool face 2, a plastic inner notch shell 3, a rod body 4, a double-belt isolation type self-encircling gel structure 5, a sliding stop block 6, a snake-shaped isolation type groove 7, a plastic coating film 8, resin gel 9, a curing agent 10, a high-toughness flexible longitudinal rib 11, a guide wire blocking upright post 12, a wedge-shaped inserted locking chamfer 13, a telescopic elastic connector 14, a encircling star-shaped chuck 15, a wedge-shaped self-locking star-shaped mechanism 16, a fastening nut 17 and a plastic inner rotation wire shell 18.
Description of the embodiments
The invention is described in further detail below with reference to the drawings and examples.
The invention provides a self-locking type curing-anchoring rod integrated device with an adjustable anchoring range.
As shown in fig. 1 to 4, the self-locking type curing-anchoring rod integrated device with adjustable anchoring range mainly comprises: the double-spiral snake-shaped notch structure, the double-belt isolated self-encircling gel structure 5, the wedge-shaped self-locking star-shaped mechanism 16 and the rod body oblique cutting edge wrapping structure.
Firstly, the double-spiral snake-shaped grooving structure comprises a snake-shaped isolation groove 7 and a sliding stop block 6, the milling machine is used for carving a part of the threaded steel rod body 4 from the rod head to a proper position of the rod body into an interval type snake-shaped isolation groove 7 with the depth of 5mm and the width of 10mm, and the sliding stop block 6 can slide in the snake-shaped isolation groove 7.
Secondly, the double-belt isolated self-encircling gel structure 5 comprises high-toughness flexible longitudinal ribs 11, a plastic coating film 8, resin gel 9 and a curing agent 10, wherein the resin gel 9 and the curing agent 10 are respectively arranged in the snake-shaped isolated grooves 7, the resin gel 9 and the curing agent 10 are connected through the high-toughness flexible longitudinal ribs 11, and the plastic coating film 8 is coated.
Again, wedge is from locking star mechanism 16 includes wedge plug-in locking chamfer 13, encircle star chuck 15, scalable elastic connector 14 and direction and hinder silk stand 12, set up scalable elastic connector 14 above the wedge plug-in locking chamfer 13, wedge plug-in locking chamfer 13 welds on encircleing star chuck 15, encircle star chuck 15 diameter slightly less than drilling diameter, the direction hinders silk stand 12 and welds at encircleing star chuck 15 top, encircle star chuck 15 internal diameter and contain with screw thread steel body 4 assorted screw thread, encircle star chuck 15 and pass through screw steel body 4 interlock rotation to the assigned position each other, high tough flexible longitudinal bar 11 bypasses the direction and hinders silk stand 12 and reach around star chuck 15.
Finally, the rod body oblique cutting edge wrapping structure comprises a cutter face 2, a cutting tip 1, an end plastic inner grooving shell 3 and an end tail plastic inner spiral shell 18, wherein transverse pressure is applied to the threaded steel rod body 4 oblique push-push knife, the end side of the rod body 4 obliquely protrudes out of the rod body 4 to form the threaded steel rod body 4 end oblique cutter face 2 and the cutting tip 1 respectively, and the plastic inner grooving shell 3 and the plastic inner spiral shell 18 are respectively fastened at the end head and the end tail of the rod body 4.
The protective scope of the invention is not limited to the description of the embodiments but is defined by the claims.
Claims (1)
1. Self-locking solidification-stock integrated device of adjustable anchor scope, its characterized in that mainly includes: a double-spiral snake-shaped notch structure, a double-belt isolated self-encircling gel structure, a wedge-shaped self-locking star-shaped mechanism and a rod body oblique cutting edge wrapping structure;
the double-spiral snake-shaped grooving structure comprises a snake-shaped isolation groove and a sliding stop block, wherein the milling machine is used for carving an interval type snake-shaped isolation groove with the depth of 5mm and the width of 10mm from the end head to the proper position of the rod body, and the sliding stop block can slide in the snake-shaped isolation groove;
the double-belt isolated self-encircling gel structure comprises high-toughness flexible longitudinal ribs, a plastic coating film, resin gel and a curing agent, wherein the resin gel and the curing agent are respectively arranged in a snake-shaped isolated groove, are connected through the high-toughness flexible longitudinal ribs, and are coated with the plastic coating film;
the wedge-shaped self-locking star mechanism comprises a wedge-shaped inserted locking chamfer, a surrounding star-shaped chuck, a telescopic elastic connector and a guide wire blocking upright post, wherein the telescopic elastic connector is arranged on the wedge-shaped inserted locking chamfer, the wedge-shaped inserted locking chamfer is welded on the surrounding star-shaped chuck, the diameter of the surrounding star-shaped chuck is slightly smaller than that of a drilling hole, the guide wire blocking upright post is welded at the top of the surrounding star-shaped chuck, the inner diameter of the surrounding star-shaped chuck comprises threads matched with a threaded steel rod body, the surrounding star-shaped chuck rotates to a specified position through mutual engagement of the threaded steel rod body, and the high-toughness flexible longitudinal rib bypasses the guide wire blocking upright post to reach the surrounding star-shaped chuck;
the rod body oblique cutting edge wrapping structure comprises a cutter face, a cutting tip, an end plastic inner grooving shell and an end tail plastic inner spinning shell, wherein a threaded steel rod body oblique push knife applies transverse pressure, the side of the rod body end obliquely protrudes out of the rod body to form a threaded steel rod body end oblique cutter face and the cutting tip respectively, and the plastic inner grooving shell and the plastic inner spinning shell are respectively fastened at the end head and the end tail of the rod body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110072112.8A CN112879056B (en) | 2021-01-20 | 2021-01-20 | Self-locking type curing-anchor rod integrated device with adjustable anchoring range |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110072112.8A CN112879056B (en) | 2021-01-20 | 2021-01-20 | Self-locking type curing-anchor rod integrated device with adjustable anchoring range |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112879056A CN112879056A (en) | 2021-06-01 |
| CN112879056B true CN112879056B (en) | 2023-08-11 |
Family
ID=76049991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110072112.8A Active CN112879056B (en) | 2021-01-20 | 2021-01-20 | Self-locking type curing-anchor rod integrated device with adjustable anchoring range |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112879056B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103133026A (en) * | 2013-03-26 | 2013-06-05 | 安徽理工大学 | Novel expansion shell inverted wedge type grouting anchor rod |
| CN206600180U (en) * | 2017-03-06 | 2017-10-31 | 张松涛 | The anchor pole of Anchor Agent can be pushed |
| CA2995108A1 (en) * | 2016-11-25 | 2018-05-25 | Nong Zhang | Self-drilling and self-anchoring extensible anchor rod applicable to soft and weak coal rocks and anchoring method thereof |
| CN109404024A (en) * | 2018-10-12 | 2019-03-01 | 河南理工大学 | A kind of multistage anchoring ring type segmentation anchoring rod structure and construction method |
-
2021
- 2021-01-20 CN CN202110072112.8A patent/CN112879056B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103133026A (en) * | 2013-03-26 | 2013-06-05 | 安徽理工大学 | Novel expansion shell inverted wedge type grouting anchor rod |
| CA2995108A1 (en) * | 2016-11-25 | 2018-05-25 | Nong Zhang | Self-drilling and self-anchoring extensible anchor rod applicable to soft and weak coal rocks and anchoring method thereof |
| CN206600180U (en) * | 2017-03-06 | 2017-10-31 | 张松涛 | The anchor pole of Anchor Agent can be pushed |
| CN109404024A (en) * | 2018-10-12 | 2019-03-01 | 河南理工大学 | A kind of multistage anchoring ring type segmentation anchoring rod structure and construction method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112879056A (en) | 2021-06-01 |
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