CN205422779U - Side direction supports and to let pressure formula slip casting stock - Google Patents
Side direction supports and to let pressure formula slip casting stock Download PDFInfo
- Publication number
- CN205422779U CN205422779U CN201620230179.4U CN201620230179U CN205422779U CN 205422779 U CN205422779 U CN 205422779U CN 201620230179 U CN201620230179 U CN 201620230179U CN 205422779 U CN205422779 U CN 205422779U
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- sleeve
- anchor bar
- stock
- anchor
- oblique
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Abstract
The utility model discloses a side direction supports and to let pressure formula slip casting stock, this slip casting stock is by the stock body, the stock head, the steel bloom that appears the to one side body, support the body of rod, the slider body, let the clamping ring, the sleeve, end the thick liquid stopper, the backing plate, the nut, stifled thick liquid stopper, the sleeve steel is stifled to be constituteed, the external portion of stock is equipped with the screw thread, the internal portion's cavity of stock, stock body upper end is equipped with the injected hole, stock body externally mounted has the slider body, let clamping ring and sleeve, anchor rod front passes through threaded connection stock head, the anchor is nut fastening sleeve and backing plate for the end of rod, the overhead end of stock is opened there is the injected hole, the steel bloom that appears the to one side body, support the body of rod and the slider body through articulated assembly, push away movable sleeve, the sleeve is through letting the clamping ring pass power for the slider body, and then support the steel bloom body that appear to one side in the drilling inner wall, increase end anchoring power, and the clamping ring that lets on the stock body has cushioned the pressure that the country rock produced, effectively avoid the stock to be broken, the qualities of the tunnel are improved.
Description
Technical field
This utility model relates to a kind of engineering support instrument, is that a kind of lateral support allows pressure type grouted anchor bar, is applied to Geotechnical Engineering field.
Background technology
In underground engineering support, anchor pole is most widely used general, support apparatus that consumption is most.Continuous intensification along with mining depth, roadway surrounding rock usually shows the feature of large deformation, but existing anchor pole elongation percentage is low, Support Resistance progressively can not strengthen with bolt deformation, it is impossible to adapts to the feature of roadway surrounding rock large deformation, when moderate finite deformation occurs in country rock, owing to deformation initial stage energy is bigger, the scope that the deformation energy of roadway surrounding rock is born beyond anchor pole, will cause anchor pole to lose efficacy, even cause the accident such as fall of ground, landslide.
During using suspension roof support, the problem that anchored end lost efficacy highlights day by day, particularly lost efficacy when resin anchoring agent, the anchorage effect of anchored end will degradation, the suspension function of unstable formation will be reduced, once anchored end lost efficacy, and anchor pole just cannot play substantial role, tunnel, tunnel safe by serious threat.
Utility model content
For solving the deficiencies in the prior art, this utility model provides a kind of lateral support and allows pressure type grouted anchor bar, this anchor pole can effectively solve the advantages such as anchored end anchor force deficiency, anchor pole elongation percentage is low, can not meet the problem of roadway surrounding rock large deformation needs, has supporting effect strong, easy to operate.
For solving above-mentioned technical problem, this utility model adopts the following technical scheme that a kind of lateral support allows pressure type grouted anchor bar by anchor bar body, anchor pole head, oblique bloom body, support rod body, slide body, allow pressure ring, sleeve, stop grouting plug, backing plate, nut, stifled slurry plug, the stifled composition of sleeve steel, screw thread it is provided with outside anchor bar body, anchor bar body inner hollow, anchor bar body upper end is provided with injected hole, slide body is installed outside anchor bar body, allow pressure ring and sleeve, can slide on anchor bar body, anchor bar body front end is threaded connection anchor pole head, anchor bar body end nut fastening sleeve and backing plate, anchor pole head upper end has injected hole, oblique bloom body, support rod body and slide body pass through hinge mounted.
As the first preferred version of this utility model, the upper end of anchor pole head is cone, lower end is cylinder, inner hollow, it is threadingly attached on anchor bar body, the conical side of anchor pole head has six injected holes, during slip casting, grouting and reinforcing can be carried out by six injected holes on anchor pole head.
As this utility model the second preferred version, one end of oblique bloom body is hinged through the hinge on anchor pole head, can move up and down around anchor pole head, the oblique bloom body medium position hinged support body of rod, oblique bloom body other end cross section be oblique section and outside with stricture of vagina tooth, strengthen end anchorage effect by the extruding force and frictional force with drill hole inner wall.
As the third preferred version of this utility model, slide body is overall in annular, can move up and down on anchor bar body, hinged with support rod body by hinge, slide body moves upwardly through support rod body and is supported on the wall of a borehole by oblique bloom body, and slide body is moved down and can be closed by oblique bloom body by support rod body.
As the 4th kind of preferred version of this utility model, pressure ring is allowed to be installed on anchor bar body, between slide body and sleeve, it is all circular for allowing the inner hollow of pressure ring, upper lower section, and allowing the middle part of pressure ring is variable cross-section circle convex body, when country rock produces large deformation, allow pressure ring can bear part deflection, prevent the entrance surrender that anchor pole is too early, be prevented effectively from anchor pole and be pulled off.
As the 5th kind of preferred version of this utility model, sleeve steel is stifled is arranged at both sides, sleeve top, in cylinder, pressure ring will be allowed to be fixed on sleeve upper end by sleeve steel is stifled.
As the 6th kind of preferred version of this utility model, sleeve is cylinder, can move on anchor bar body, and barrel forward end connects allows pressure ring, barrel end be fixed by nut screwing clamping.
The beneficial effects of the utility model are: by upwardly sleeve, sleeve is by allowing pressure ring power transmission to slide body, slide body moves up, the oblique bloom body of band stricture of vagina tooth is supported on the wall of a borehole, oblique block is made to be in close contact with country rock, ensure that on the premise of Anchor Agent lost efficacy, anchor pole still can provide the anchor force of end by oblique block, when surrouding rock deformation is excessive, the pressure ring that allows in anchor pole has buffered again the pressure that country rock produces, and is prevented effectively from anchor pole and is pulled off, ensure that anchor pole works on, this anchor pole reliability is high, and simple to operate, anchoring effect is strong.
Accompanying drawing explanation
Fig. 1 allows pressure type grouted anchor bar structural representation for a kind of lateral support.
Fig. 2 allows pressure type grouted anchor bar schematic top plan view for a kind of lateral support.
Reference: 1-anchor bar body;2-anchor pole head;3-oblique bloom body;4-support rod body;5-slide body;6-allows pressure ring;7-sleeve;8-stop grouting plug;9-backing plate;10-nut;11-stifled slurry plug;12-injected hole;13-sleeve steel blocks up.
Detailed description of the invention
Pressure type grouted anchor bar is allowed to be further described a kind of lateral support in conjunction with accompanying drawing.
nullAs depicted in figs. 1 and 2,A kind of lateral support allows pressure type grouted anchor bar by anchor bar body (1)、Anchor pole head (2)、Oblique bloom body (3)、Support rod body (4)、Slide body (5)、Allow pressure ring (6)、Sleeve (7)、Stop grouting plug (8)、Backing plate (9)、Nut (10)、Stifled slurry plug (11)、Sleeve steel stifled (13) composition,Anchor bar body (1) is outside is provided with screw thread,Anchor bar body (1) inner hollow,Anchor bar body (1) upper end is provided with injected hole (12),Anchor bar body (1) is outside is provided with slide body (5)、Allow pressure ring (6) and sleeve (7),Can be in the upper slip of anchor bar body (1),Anchor bar body (1) front end is threaded connection anchor pole head (2),Anchor bar body (1) end nut (10) fastening sleeve (7) and backing plate (9),Anchor pole head (2) upper end has injected hole (12),Oblique bloom body (3)、Support rod body (4) and slide body (5) pass through hinge mounted.
The upper end of anchor pole head (2) is cone, lower end is cylinder, inner hollow, it is threadingly attached on anchor bar body (1), six injected holes (12) are had in the conical side of anchor pole head (2), during slip casting, grouting and reinforcing can be carried out by six injected holes (12) on anchor pole head (2).
One end of oblique bloom body (3) is hinged through the hinge on anchor pole head (2), can move up and down around anchor pole head (2), oblique bloom body (3) the medium position hinged support body of rod (4), oblique bloom body (3) other end cross section be oblique section and outside with stricture of vagina tooth, strengthen end anchorage effect by the extruding force and frictional force with drill hole inner wall.
Slide body (5) is overall in annular, can move up and down on anchor bar body (1), hinged with support rod body (4) by hinge, slide body (5) moves upwardly through support rod body (4) and oblique bloom body (3) is supported on the wall of a borehole, and slide body (5) moves down and can pass through support rod body (4) and oblique bloom body (5) closed.
Pressure ring (6) is allowed to be installed on anchor bar body (1), it is positioned between slide body (5) and sleeve (7), allow the inner hollow of pressure ring (6), upper lower section is all circular, allowing the middle part of pressure ring (6) is variable cross-section circle convex body, when country rock produces large deformation, allows pressure ring can bear part deflection, prevent the entrance surrender that anchor pole is too early, be prevented effectively from anchor pole and be pulled off.
Sleeve steel stifled (13) is arranged at sleeve (7) both sides, top, in cylinder, pressure ring (6) will be allowed to be fixed on sleeve (7) upper end by sleeve steel stifled (13), sleeve (7) is in cylinder, can be upper mobile at anchor bar body (1), sleeve (7) front end connects allows pressure ring (6), sleeve (7) end tighten fixing by nut (10).
nullFirst four oblique bloom bodies (3) are hingedly connected on cylindrical sides four positions all around of anchor pole head (2),Then anchor pole head (2) is threadingly attached on anchor bar body (1),Again slide body (5) is nested into anchor bar body (1) from anchor pole bottom,Oblique bloom body (3) and slide body (5) are hinged by support rod body (1),The hinged oblique bloom body (3) in support rod body (1) one end,The hinged slide body of the other end (5),Slide body (5) is moved afterwards along anchor bar body (1),By support rod body (1), oblique bloom body (3) is closed,Put in boring,It is then placed in allowing pressure ring (6) and sleeve (7),Upwardly sleeve (7),Sleeve (7) is by allowing pressure ring (6) power transmission to slide body (5),During slide body (5) moves up,By support rod body (4), oblique bloom body (3) is supported on the wall of a borehole,Until anchor pole can not move up,Stop grouting plug (8) and pad (9) are installed,Tighten with nut (10),Connect slip casting machine and start slip casting by slip casting interface (12),Slip casting clogs with stifled slurry plug (7) after terminating.
Claims (7)
1. a lateral support allows pressure type grouted anchor bar, by anchor bar body, anchor pole head, oblique bloom body, support rod body, slide body, allow pressure ring, sleeve, stop grouting plug, backing plate, nut, stifled slurry plug, the stifled composition of sleeve steel, it is characterized in that being provided with outside anchor bar body screw thread, anchor bar body inner hollow, anchor bar body upper end is provided with injected hole, slide body is installed outside anchor bar body, allow pressure ring and sleeve, can slide on anchor bar body, anchor bar body front end is threaded connection anchor pole head, anchor bar body end nut fastening sleeve and backing plate, anchor pole head upper end has injected hole, oblique bloom body, support rod body and slide body pass through hinge mounted.
A kind of lateral support the most according to claim 1 allows pressure type grouted anchor bar, it is characterized in that: the upper end of anchor pole head is cone, lower end is cylinder, inner hollow, it is threadingly attached on anchor bar body, the conical side of anchor pole head has six injected holes, during slip casting, grouting and reinforcing can be carried out by six injected holes on anchor pole head.
A kind of lateral support the most according to claim 1 allows pressure type grouted anchor bar, it is characterized in that: one end of oblique bloom body is hinged through the hinge on anchor pole head, can move up and down around anchor pole head, the oblique bloom body medium position hinged support body of rod, oblique bloom body other end cross section be oblique section and outside with stricture of vagina tooth, strengthen end anchorage effect by the extruding force and frictional force with drill hole inner wall.
A kind of lateral support the most according to claim 1 allows pressure type grouted anchor bar, it is characterized in that: slide body is overall in annular, can move up and down on anchor bar body, hinged with support rod body by hinge, slide body moves upwardly through support rod body and is supported on the wall of a borehole by oblique bloom body, and slide body is moved down and can be closed by oblique bloom body by support rod body.
A kind of lateral support the most according to claim 1 allows pressure type grouted anchor bar, it is characterized in that: allow pressure ring be installed on anchor bar body, between slide body and sleeve, allowing the inner hollow of pressure ring, upper lower section is all circular cross-section, and allowing the middle part of pressure ring is variable cross-section circle convex body, when country rock produces large deformation, allow pressure ring can bear part deflection, prevent the entrance surrender that anchor pole is too early, be prevented effectively from anchor pole and be pulled off.
A kind of lateral support the most according to claim 1 allows pressure type grouted anchor bar, it is characterised in that: sleeve steel is stifled is arranged at both sides, sleeve top, in cylinder, pressure ring will be allowed to be fixed on sleeve upper end by sleeve steel is stifled.
A kind of lateral support the most according to claim 1 allows pressure type grouted anchor bar, it is characterised in that: sleeve is cylinder, can move on anchor bar body, and barrel forward end connects allows pressure ring, barrel end be fixed by nut screwing clamping.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620230179.4U CN205422779U (en) | 2016-03-24 | 2016-03-24 | Side direction supports and to let pressure formula slip casting stock |
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CN201620230179.4U CN205422779U (en) | 2016-03-24 | 2016-03-24 | Side direction supports and to let pressure formula slip casting stock |
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CN201620230179.4U Expired - Fee Related CN205422779U (en) | 2016-03-24 | 2016-03-24 | Side direction supports and to let pressure formula slip casting stock |
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Cited By (15)
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CN106384954A (en) * | 2016-10-24 | 2017-02-08 | 江苏耐维思通科技股份有限公司 | Compact dual-purpose shore-based power box |
CN106640137A (en) * | 2016-12-27 | 2017-05-10 | 熊伟 | Supporting device and supporting method for shallow-buried excavation engineering construction |
CN107387141A (en) * | 2017-09-12 | 2017-11-24 | 中国矿业大学 | A kind of self-drilling type difference slip casting assembled bolt and its anchoring process |
CN106436705B (en) * | 2016-09-27 | 2018-09-14 | 河北建科唐秦建筑科技有限公司 | A kind of recoverable side slope anchor pole stops sizing device |
CN108625888A (en) * | 2018-06-08 | 2018-10-09 | 湖南科技大学 | A kind of automatic opening device and working method improving anchor pole or anchorage cable anchoring power |
CN108643951A (en) * | 2018-07-05 | 2018-10-12 | 河南理工大学 | A kind of mining self-drilling type umbrella grouted anchor bar and anchoring process |
CN108788030A (en) * | 2017-04-27 | 2018-11-13 | 宝山钢铁股份有限公司 | Experimental rig for simulating Flow Field in Mould for Continuous Casting |
CN108825278A (en) * | 2018-08-13 | 2018-11-16 | 福州大学 | A kind of both ends anchoring prestress component grouted anchor bar and its application method for underground mine tunnel |
CN108868846A (en) * | 2018-06-29 | 2018-11-23 | 中铁二十三局集团第六工程有限公司 | M grades of support anchor tubes |
CN110331998A (en) * | 2019-07-24 | 2019-10-15 | 古小辉 | A kind of adaptive pressure release type grouted anchor bar |
CN110593925A (en) * | 2019-09-27 | 2019-12-20 | 中国十七冶集团有限公司 | Hollow grouting anchor rod with conical expansion head and construction method |
CN110629755A (en) * | 2019-10-22 | 2019-12-31 | 航天建筑设计研究院有限公司 | Recyclable anchoring device and green construction method thereof |
CN113187530A (en) * | 2021-06-07 | 2021-07-30 | 黑龙江科技大学 | Broken roof supporting device of special soft rock of mining |
CN114991867A (en) * | 2022-05-18 | 2022-09-02 | 中南大学 | High-order-section large-size chamber real-time state intelligent monitoring device and using method thereof |
CN115788539A (en) * | 2023-02-08 | 2023-03-14 | 中铁二十五局集团有限公司 | Advanced anchor rod capable of enlarging end grouting range |
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- 2016-03-24 CN CN201620230179.4U patent/CN205422779U/en not_active Expired - Fee Related
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CN106436705B (en) * | 2016-09-27 | 2018-09-14 | 河北建科唐秦建筑科技有限公司 | A kind of recoverable side slope anchor pole stops sizing device |
CN106384954B (en) * | 2016-10-24 | 2018-02-09 | 江苏耐维思通科技股份有限公司 | A kind of compact-sized double-purpose shore power-on box |
CN106384954A (en) * | 2016-10-24 | 2017-02-08 | 江苏耐维思通科技股份有限公司 | Compact dual-purpose shore-based power box |
CN106640137A (en) * | 2016-12-27 | 2017-05-10 | 熊伟 | Supporting device and supporting method for shallow-buried excavation engineering construction |
CN108788030A (en) * | 2017-04-27 | 2018-11-13 | 宝山钢铁股份有限公司 | Experimental rig for simulating Flow Field in Mould for Continuous Casting |
WO2019052331A1 (en) * | 2017-09-12 | 2019-03-21 | 中国矿业大学 | Self-drilling differential grouting combined bolt and anchoring method therefor |
CN107387141A (en) * | 2017-09-12 | 2017-11-24 | 中国矿业大学 | A kind of self-drilling type difference slip casting assembled bolt and its anchoring process |
US10794183B2 (en) | 2017-09-12 | 2020-10-06 | China University Of Mining And Technology | Self-drilling differential grouting combined bolt and anchoring method therefor |
CN108625888A (en) * | 2018-06-08 | 2018-10-09 | 湖南科技大学 | A kind of automatic opening device and working method improving anchor pole or anchorage cable anchoring power |
CN108625888B (en) * | 2018-06-08 | 2023-09-19 | 湖南科技大学 | Automatic spreading device for improving anchoring force of anchor rod or anchor cable and working method |
CN108868846A (en) * | 2018-06-29 | 2018-11-23 | 中铁二十三局集团第六工程有限公司 | M grades of support anchor tubes |
CN108643951A (en) * | 2018-07-05 | 2018-10-12 | 河南理工大学 | A kind of mining self-drilling type umbrella grouted anchor bar and anchoring process |
CN108643951B (en) * | 2018-07-05 | 2024-02-23 | 河南理工大学 | Mining self-drilling umbrella-shaped grouting anchor rod and anchoring method |
CN108825278A (en) * | 2018-08-13 | 2018-11-16 | 福州大学 | A kind of both ends anchoring prestress component grouted anchor bar and its application method for underground mine tunnel |
CN108825278B (en) * | 2018-08-13 | 2024-04-16 | 福州大学 | Grouting anchor rod for anchoring prestress component of underground mine roadway and using method thereof |
CN110331998A (en) * | 2019-07-24 | 2019-10-15 | 古小辉 | A kind of adaptive pressure release type grouted anchor bar |
CN110593925A (en) * | 2019-09-27 | 2019-12-20 | 中国十七冶集团有限公司 | Hollow grouting anchor rod with conical expansion head and construction method |
CN110629755A (en) * | 2019-10-22 | 2019-12-31 | 航天建筑设计研究院有限公司 | Recyclable anchoring device and green construction method thereof |
CN113187530A (en) * | 2021-06-07 | 2021-07-30 | 黑龙江科技大学 | Broken roof supporting device of special soft rock of mining |
CN114991867B (en) * | 2022-05-18 | 2023-04-25 | 中南大学 | High-stage large-scale room real-time state intelligent monitoring device and application method thereof |
CN114991867A (en) * | 2022-05-18 | 2022-09-02 | 中南大学 | High-order-section large-size chamber real-time state intelligent monitoring device and using method thereof |
CN115788539A (en) * | 2023-02-08 | 2023-03-14 | 中铁二十五局集团有限公司 | Advanced anchor rod capable of enlarging end grouting range |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20170324 |
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CF01 | Termination of patent right due to non-payment of annual fee |