CN218563687U - Anchor rod and anchor cable assembly capable of applying high prestress - Google Patents
Anchor rod and anchor cable assembly capable of applying high prestress Download PDFInfo
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- CN218563687U CN218563687U CN202222730303.1U CN202222730303U CN218563687U CN 218563687 U CN218563687 U CN 218563687U CN 202222730303 U CN202222730303 U CN 202222730303U CN 218563687 U CN218563687 U CN 218563687U
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Abstract
The application provides a can apply anchor rod anchor rope assembly of high prestressing force, include the stock and wear, wear to locate anchor rope in the stock, overlap in proper order and locate the backing plate and the fastener of stock one end, through right the fastener is applied torsion and is pressed to the backing plate then the backing plate and press to the construction face and drive anchor rope rotation in the stock, simultaneously to prestressing force on stock and the anchor rope, solve current stock or anchor rope in single working process because of the technical problem of the fracture inefficacy that self performance short slab caused, compensatied both defects under the construction environment, can be used to under the special supporting environment of geological conditions, it is single to have solved present construction equipment, and arrange complicated problem, the structure of traditional stock anchor rope has been simplified, and the simple operation, the cost is cheap, solved other stock anchor rod anchor rope assemblies and can not carry out the defect of stretch-draw locking technology to the anchor rope, be convenient for simultaneously provide prestressing force for stock and anchor rope, promote the convenience of operation.
Description
Technical Field
The utility model relates to a bolt support technical field especially relates to a can apply stock anchor rope assembly of high prestressing force.
Background
In the branch technical field, traditional support technique is mostly only used stock or anchor rope, and stock and anchor rope respectively have the merit shortcoming: the anchor rod has the characteristics of good extensibility and low strength, the anchor rod is easy to break when larger prestress is applied and when shear stress is generated due to larger slippage of a rock body due to lower strength, and the anchor cable has high strength but poor extensibility.
The anchor rod and the anchor cable are used as the main supporting method of the current underground cavern, in underground engineering, under the condition that the anchor rod or the anchor cable is used independently, the anchor rod is broken and fails due to low strength, the anchor cable is bent and broken due to large deformation of cavern surrounding rock, and a supporting technology combining the advantages and the disadvantages of the performance of the anchor rod and the anchor cable is urgently needed, so that high prestress can be conveniently applied to the anchor rod and the anchor cable.
SUMMERY OF THE UTILITY MODEL
This application is in order to solve current stock anchor rope support technique and often exclusive use in the in-service use process, and the in-process stock of exclusive use and anchor rope respectively have excellent shortcoming: the anchor rod extensibility is good, but intensity is low, and anchor rope intensity is high, but its extensibility is poor, and then in underground works, the anchor rod can often appear because of the low technical problem that fracture became invalid of intensity, and the anchor rope appears bending fracture because of the adaptation cavern country rock large deformation that can not be better, has provided the anchor rod anchor rope assembly that can apply high prestressing force that has combined anchor rod and anchor rope advantage, conveniently provides high prestressing force for anchor rod and anchor rope.
This application adopts following scheme, a can apply stock anchor rope assembly of heightening prestressing force, include the stock and wear to locate anchor rope in the stock, stock one end cover is equipped with backing plate and fastener in proper order, the fastener is used for with the backing plate presses to the construction face and can the backing plate compresses tightly and drives behind the construction face in the stock anchor rope is rotatory.
As described above, the stock includes the stock body and locates the rotary rod of stock body one side tip, the backing plate with the fastener all overlaps and is located on the rotary rod, the fastener drives the rotary rod is rotatory then drives it in the anchor rope is rotatory.
As mentioned above, the fastening member is a nut, and the outer side wall of the rotating rod is provided with a thread which is in threaded fit with the nut.
As mentioned above, the anchor end and the anchorage device sleeved with the anchor cable are sequentially arranged at one end of the anchor rod body, which is far away from the rotating rod.
As described above, an anchor rod front end is arranged between the anchor rod body and the rotating rod, and the outer diameter of the anchor rod front end is larger than the inner diameter of the backing plate sleeved on the rotating rod.
As above, the stock body is formed by a plurality of stock monomers threaded connection in proper order, and a plurality of stock monomer upsides are equipped with the rotary rod, the downside is equipped with the anchoring end.
As mentioned above, the rotating rod and the anchorage device are provided with a plurality of mounting holes for placing the anchor cable.
As described above, the anchor body, the anchor front end, and the rotating rod are integrally formed.
As mentioned above, the cable bolt comprises a plurality of strands of single cable bolt bodies, and the single cable bolt bodies are composed of a plurality of steel strands.
As mentioned above, the shape of the backing plate is an assembly formed by combining a hemisphere and a rectangular plate, wherein the hemisphere is hollowed out.
Compared with the prior art, the method has the following advantages:
the application provides a can exert stock anchor rope assembly of high prestressing force, include the stock and wear, wear to locate anchor rope in the stock, overlap in proper order and locate the backing plate and the fastener of stock one end, it is through right the fastener is exerted torsion and is pressed to the backing plate then the backing plate and is pressed to the construction face and drive anchor rope rotation in the stock, simultaneously to prestressing force on stock and the anchor rope, solve current stock or anchor rope because of the fracture inefficacy technical problem that self performance short slab caused in single working process, compensate defect under both construction environment, can be used to under the special supporting environment of geological conditions, it is single to have solved present construction equipment, and arrange complicated problem, the structure of traditional stock anchor rope has been simplified, and the simple operation, the cost is cheap, solved other stock anchor rope assemblies and can not carry out the defect that stretch-draw locking technology to the anchor rope, be convenient for provide prestressing force for stock and anchor rope simultaneously, promote the convenience of operation.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below.
Fig. 1 is a schematic structural view of a bolt and cable assembly capable of applying high prestress according to an embodiment of the present application.
Fig. 2 is a cross-sectional view of a bolt and cable combination to which high prestressing force can be applied according to an embodiment of the present application.
Fig. 3 is a schematic structural diagram of an anchor device of a bolt and cable assembly capable of applying high prestress according to an embodiment of the application.
Fig. 4 is a schematic structural view of a cable bolt unit of a bolt and cable bolt assembly capable of applying high prestress according to an embodiment of the present application.
Detailed Description
As shown in fig. 1-4, an anchor rod and anchor cable assembly capable of applying high prestress comprises an anchor rod 1 and an anchor cable 2 arranged in the anchor rod in a penetrating mode, wherein a base plate 3 and a fastening piece 4 are sequentially sleeved at one end of the anchor rod 1, the fastening piece 4 is used for pressing the base plate 3 to a construction surface and driving the base plate 3 to compress the construction surface to drive the anchor cable 2 in the anchor rod 1 to rotate.
The application provides a can apply anchor rod anchor rope assembly who increases prestressing force, include the stock and wear to locate anchor rope in the stock, overlap in proper order and locate the backing plate and the fastener of stock one end, through right the fastener is applied torsion and is pressed to the backing plate then the backing plate and press to the construction face and drive anchor rope rotation in the stock, simultaneously to prestressing force on stock and the anchor rope, solve current stock or anchor rope in single working process because of the technical problem of the fracture inefficacy that self performance short slab caused, compensatied both defects under construction environment, can be used to under the special support environment of geological conditions, it is single to have solved present construction equipment, and arrange complicated problem, the structure of traditional stock anchor rope has been simplified, and the simple operation, the cost is cheap, solved other anchor rod anchor rope assemblies and can not carry out the defect of stretch-draw locking technology to the anchor rope, be convenient for providing prestressing force for stock and anchor rope simultaneously, promote the convenience of operation.
Preferably, stock 1 includes stock body 11 and locates the rotary rod 12 of 11 side ends of stock body, backing plate 3 with fastener 4 all overlaps and locates on the rotary rod 12, fastener 4 drives rotary rod 12 is rotatory then drive in it anchor rope 2 is rotatory, through right fastener 4 is exerted torsion and is pressed to backing plate 3 then backing plate 3 and is pressed to the construction face and drive anchor rope 2 in the stock 1 rotatory, simultaneously to prestressing force on stock 1 and the anchor rope 2, solve current stock or anchor rope because of the fracture inefficacy technical problem that self performance short slab caused in single working process, compensatied both defects under construction environment, can be used to the special circumstances of strutting of geological conditions under, solved present construction equipment singleness, and arranged complicated problem, simplified the structure of traditional stock, the simple operation, the cost is cheap, solved other stock anchor rope combinations and can not carry out the defect of locking technology to the anchor rope, conveniently go up prestressing force simultaneously for stock and anchor rope simultaneously, promote the simple operation stretch-draw.
Preferably, fastener 4 is the nut, rotary rod 12 lateral wall be equipped with nut screw-thread fit's screw 120, through right fastener 4 is applyed the torsion and is pressed to backing plate 3 then backing plate 3 presses to the construction face and drives anchor rope 2 rotation in the stock 1, simultaneously to prestressing force on stock 1 and the anchor rope 2, solve current stock or anchor rope in single working process because of the fracture inefficacy technical problem that self performance short slab caused, remedy both defects under the construction environment between them, can be used to under the special support environment of the geological conditions, it is single to have solved present construction equipment, and arrange complicated problem, the structure of traditional stock anchor rope has been simplified, the simple operation, the cost is cheap, solve other stock anchor rope combinations and can not carry out stretch-draw locking process to the anchor rope defect, conveniently go up prestressing force simultaneously for stock and anchor rope, promote the simple operation.
Preferably, the anchor rod body 11 is kept away from the one end of rotary rod 12 is equipped with the cover in proper order and establishes anchor end 5 and ground tackle 6 of anchor rope 2, ground tackle is used for binding up anchor rope fixedly, promotes the bulk strength of anchor rope, and in the work progress, ground tackle 6 is fixed in on the anchor end 5, anchor rope 2 wears to locate in the ground tackle, will anchor end 5 is fixed in the deepest in the hole that the drilling machine bored in the work progress, when giving when the nut applys torsion, because of anchor end 5 is fixed, the nut extrusion backing plate 3 makes the backing plate extrusion construction face then, drives simultaneously anchor rope 2 is rotatory, has realized giving the technological effect of prestressing force on stock 1 and the anchor rope 2 simultaneously.
Preferably, stock body 11 with be equipped with stock front end 13 between the rotary rod 12, stock front end 13 external diameter is greater than 3 covers of backing plate are located internal diameter on the rotary rod 12 uses threaded connection to be convenient for right according to the construction demand 1 size of stock adjusts, saves the cost, and it is single to have solved present construction equipment, and arranges complicated problem, has simplified the structure of traditional stock anchor rope, and the simple operation, the cost is cheap, is convenient for give stock and anchor rope go up prestressing force simultaneously, have promoted the convenience of construction operation.
Preferably, stock body 11 is formed by a plurality of stock monomers 110 threaded connection in proper order, and a plurality of stock monomers 110 upside is equipped with rotary rod 12, the downside is equipped with anchor end 5, in the work progress, ground tackle 6 is fixed in on the anchor end 5, anchor rope 2 wears to locate in the ground tackle, will anchor end 5 is fixed in the deepest in the good hole of drilling machine drilling in the work progress, when giving when the nut applys torsion, because of anchor end is fixed 5, the nut extrusion backing plate 3 makes backing plate extrusion construction face then, drives simultaneously anchor rope 2 is rotatory, has realized giving stock 1 and anchor rope 2 on the technological effect of prestressing force simultaneously.
Preferably, the rotating rod 12 and the anchor 6 are provided with a plurality of mounting holes 121 for placing the anchor cable 2.
Preferably, the stock body 11 the stock front end 13 with rotary rod 12 integrated into one piece, the size of rotary rod 12 need with 6 zero preparation to zero of ground tackle have also guaranteed the intensity of strutting when convenient the dismantlement, have provided the structure basis of applying high prestressing force, ensure for can pass through when the nut is exerted torsion rotary rod 12 extrusion backing plate 3 makes when backing plate 3 laminating construction face more convenient right the prestressing force is applied to stock main part 11.
Preferably, the anchor cable 2 comprises a plurality of strands of anchor cable monomers 20, the anchor cable monomers 20 are composed of a plurality of steel strands, the anchor cable 2 is composed of the plurality of strands of anchor cable monomers 20, the strength of the anchor cable 2 is improved, the supporting reliability is guaranteed, the plurality of strands of anchor cable monomers 20 are bundled together by the anchorage device 6, the overall strength of the anchor cable is improved, and a structural foundation capable of applying high prestress is provided.
Preferably, the shape of the backing plate 3 is a combination body formed by combining a hemispheroid 30 and a rectangular plate 31, wherein the hemispheroid part is hollowed out, so that the structure of the traditional anchor rod and anchor cable is simplified, the operation is convenient, and the manufacturing cost is low.
The following are the operation steps of the application in the practical use process:
1. the hole that uses the drilling machine to bore construction earlier well, place anchoring agent in the hole after, again with this application the stock anchor rope assembly is put into, ensures anchor end 5 deepens the innermost in drilling machine hole, and the stock passes through threaded connection to outer end stock.
2. Sleeving the backing plate 3 on the anchor rod 1, screwing the nut 4 onto the thread 120 on the rotating rod 12, applying torsion to the nut 4 to apply prestress to the whole combination, wherein the nut 4 is essentially rotated to enable the backing plate 3 to be completely attached to the device due to the existence of the thread 120, and when the prestress is applied again, the anchor rod 1 is applied with prestress, and since the anchoring end 5 is driven into the deepest fixed rock stratum, the anchorage device 6 at the tail end is mutually fixed with the rotating rod 12 at the upper end, and then the prestress applied to the nut 4 is also applied to the anchor cable 2.
3. After the anchor rod and anchor cable assembly provided by the application is subjected to prestress, the anchor cable 2 is tensioned by an electric or pneumatic tensioning tool, the tensioning force depends on the actual engineering condition, and the whole operation flow is finished.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and all modifications, equivalents, improvements and the like that are made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a can exert anchor rod anchor rope assembly of high prestressing force, a serial communication port, include anchor rod (1) and wear to locate anchor rope (2) in the anchor rod, anchor rod (1) one end is overlapped in proper order and is equipped with backing plate (3) and fastener (4), fastener (4) are used for with backing plate (3) press to the construction and can backing plate (3) compress tightly drive behind the construction face anchor rod (1) in anchor rope (2) are rotatory.
2. A bolt and cable assembly for applying high prestress according to claim 1, wherein said bolt (1) comprises a bolt body (11) and a rotating rod (12) disposed at one side end of said bolt body (11), said backing plate (3) and said fastening member (4) are both sleeved on said rotating rod (12), said fastening member (4) drives said rotating rod (12) to rotate and then drives said cable (2) therein to rotate.
3. A bolt and cable combination capable of applying high prestress according to claim 2, wherein the fastening element (4) is a nut, and the outer side wall of the rotary rod (12) is provided with a thread (120) which is in threaded fit with the nut.
4. An anchor rod and anchor cable assembly capable of applying high prestress according to claim 2, wherein an anchoring end (5) and an anchor (6) sleeved on the anchor cable (2) are sequentially arranged at one end of the anchor rod body (11) far away from the rotating rod (12).
5. An anchor rod and anchor cable assembly capable of applying high prestress according to claim 2, wherein an anchor rod front end (13) is arranged between the anchor rod body (11) and the rotating rod (12), and the outer diameter of the anchor rod front end (13) is larger than the inner diameter of the base plate (3) sleeved on the rotating rod (12).
6. An anchor rod and anchor cable combination capable of applying high prestress according to claim 4, wherein the anchor rod body (11) is formed by sequentially connecting a plurality of anchor rod single bodies (110) in a threaded manner, the rotating rod (12) is arranged on the upper side of each of the plurality of anchor rod single bodies (110), and the anchoring end (5) is arranged on the lower side of each of the plurality of anchor rod single bodies (110).
7. A bolt and cable assembly for applying high pre-stress according to claim 4, wherein the rotary rod (12) and the anchor (6) are provided with a plurality of mounting holes (121) for placing the cable (2).
8. A bolt and cable assembly for applying high prestress according to claim 5, characterized in that said bolt body (11), said bolt front end (13) and said rotation rod (12) are integrally formed.
9. A bolt and cable combination for applying high pre-stress according to claim 1, wherein the cable (2) comprises a plurality of individual cable elements (20), the individual cable elements (20) comprising a plurality of steel strands.
10. A bolt and cable assembly for applying high prestress according to claim 1, wherein said pad (3) is formed as a combination of a hemisphere (30) and a rectangular plate (31), wherein the hemisphere is hollowed out.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222730303.1U CN218563687U (en) | 2022-10-17 | 2022-10-17 | Anchor rod and anchor cable assembly capable of applying high prestress |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222730303.1U CN218563687U (en) | 2022-10-17 | 2022-10-17 | Anchor rod and anchor cable assembly capable of applying high prestress |
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Publication Number | Publication Date |
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CN218563687U true CN218563687U (en) | 2023-03-03 |
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CN202222730303.1U Active CN218563687U (en) | 2022-10-17 | 2022-10-17 | Anchor rod and anchor cable assembly capable of applying high prestress |
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2022
- 2022-10-17 CN CN202222730303.1U patent/CN218563687U/en active Active
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