Anchor cable tensioning device for highway slope reinforcement

Abstract

The utility model relates to the technical field of road slope reinforcement, and discloses an anchor cable tensioning device for road slope reinforcement, which comprises an anchor cable device, a protection assembly and a clamping assembly, the anchor cable device comprises anchor cables, a hollow jack and an anchor plate, a plurality of anchor cables penetrate through the hollow jack, and the anchor plate is clamped by the protection assembly during tensioning. The hollow jack applies force in the axial direction to enable the anchor cable to generate prestress, the anchor plate disperses force and prevents the anchor cable from being pulled out, the protection assembly covers the fixing plate, the first protection plate, the second protection plate and the connecting back plate, the anchor plate and the fixing plate are connected through a hinge shaft in a hinged mode, the angle is convenient to adjust, and all the protection plates are connected through inserting grooves, inserting blocks and bolts to form a stable whole. The clamping assembly is composed of a fixing screw rod and an arc clamping plate, the fixing screw rod is rotated, the arc clamping plate is driven to move by means of threaded fit between the fixing screw rod and the connecting column, the anchor cable is clamped through a semi-arc clamping groove, it is ensured that the position of the anchor cable is stable during tensioning, and the stability and safety of the road slope are effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to highway side slope reinforcement technical field, concretely is a kind of anchor cable tensioning device for highway side slope reinforcement. BACKGROUND

[0002] The anchor cable tensioning device for highway side slope reinforcement is a key equipment for applying prestress to anchor cable in highway side slope reinforcement engineering, which is mainly composed of a jack, an oil pump, a pressure gauge and the like, the jack is a core component, generates a strong pulling force to tension the anchor cable through hydraulic action, the oil pump provides power for the jack, delivers high-pressure oil, and the pressure gauge is used to display oil pressure in real time so as to accurately control the tensioning force, the device can make the anchor cable and the side slope rock-soil body closely combined, enhance the stability of the side slope, effectively prevent geological disasters such as side slope collapse, and ensure the safety and normal use of the highway.

[0003] In the conventional anchor cable tensioning device for highway side slope reinforcement, the protection assembly is mostly fixed on the protection structure, and it is difficult to adjust the angle according to complex terrain, the protection coverage is greatly reduced when encountering special side slope terrain, and the protection assembly is complicated to install, and the installation method and installation time need to be assembled by specific tools, so the work efficiency is reduced, and the protection assembly is easily damaged by erosion and collision, the traditional anchor cable device clamping function only relies on simple clamp fixing, the anchor cable displacement deviates during tensioning, the anchor cable cannot be stabilized, the highway side slope reinforcement precision is greatly reduced, and the engineering quality is affected, therefore, the anchor cable tensioning device for highway side slope reinforcement is provided. UTILITY MODEL CONTENT

[0004] (I) Technical problem solved

[0005] In view of the deficiencies in the prior art, the utility model provides an anchor cable tensioning device for highway side slope reinforcement, which solves the above problems.

[0006] (II) Technical scheme

[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: an anchor cable tensioning device for highway slope reinforcement, including anchor cable device, protection subassembly and clamping subassembly, the anchor cable device is composed of anchor cable, hollow jack and anchor plate, a plurality of anchor cables are inserted in the inside of hollow jack, the right end of hollow jack is fixed with anchor plate, the protection subassembly includes fixed plate, first protection plate, second protection plate and connecting back frame, wherein the anchor plate and fixed plate are hinged connection, the back surface of fixed plate is fixed with mutually symmetrical first protection plate through cooperation bolt, the second protection plate is inserted between two first protection plates, the right end of two first protection plate is fixed with connecting back frame through cooperation bolt, the inside of connecting back frame is provided with mutually symmetrical clamping subassembly, the clamping subassembly includes fixed screw rod and circular arc clamping plate, the back surface of circular arc clamping plate is installed with mutually symmetrical fixed screw rod, and the circular arc clamping plate is provided with the clamping groove of semicircle.

[0008] Preferably, the back surface of the fixed plate is fixed with mutually symmetrical rotary hinges, the front end of the anchor plate is fixed with a connecting piece, the connecting piece cooperates with the rotary hinges, the connecting piece and the rotary hinges are hingedly connected through a hinge shaft, and the anchor cable device and the fixed plate are connected.

[0009] Preferably, the back surface of the fixed plate is fixed with an upper and lower symmetrical positioning horizontal plate, the positioning horizontal plate is composed of two plates, a plurality of threaded holes one are formed in the positioning horizontal plate, a rectangular connecting plate is fixed on the left end of the first protection plate, a plurality of equally distributed threaded holes two are formed in the connecting plate, the connecting plate is inserted into the inside of the positioning horizontal plate, and the threaded holes one and the threaded holes two are fixed in sequence by cooperation bolts.

[0010] Preferably, the first protection plate is provided with mutually symmetrical and rectangular insertion grooves, the two ends of the second protection plate are fixed with rectangular insertion blocks, the insertion blocks are inserted and matched with the insertion grooves, the right end surface of the first protection plate is provided with mutually symmetrical threaded holes three, the two sides of the connecting back frame are provided with mutually symmetrical threaded holes four, and the connecting back frame is fixed on the right end of the first protection plate by using bolts in sequence corresponding to the threaded holes four and the threaded holes three.

[0011] Preferably, the clamping subassembly is composed of a fixed screw rod and a circular arc clamping plate, mutually symmetrical rotating shaft holes are formed in the back surface of the circular arc clamping plate, a rotating ring is fixed on the end of the fixed screw rod, the end of the fixed screw rod is inserted and matched with the rotating shaft holes, the rotating ring rotates in the inside of the rotating shaft holes, and the top of the fixed screw rod is fixed with a fixed screw rod.

[0012] Preferably, the two ends of the circular arc clamping plate are fixed with rectangular sliding blocks, the inside of the connecting back frame is provided with rectangular sliding grooves on both sides, the inside of the connecting back frame is provided with circular arc clamping plates which are symmetrical to each other, the sliding blocks are matched with the sliding grooves, the upper and lower ends of the connecting back frame are fixed with connecting columns which are symmetrical to each other, the inside of the connecting column is provided with internal threads, and external threads are formed in the cylindrical surface of the fixing screw rod, and the external threads of the fixing screw rod are matched with the internal threads of the connecting column.

[0013] (Three) beneficial effects

[0014] Compared with the prior art, the anchor cable tensioning device for highway slope reinforcement has the following beneficial effects:

[0015] 1. The anchor cable tensioning device for highway slope reinforcement, the protection assembly adopts a unique design, the anchor plate and the fixed plate are hingedly connected through a hinge shaft, so that the fixed plate can be flexibly rotated and adjusted in angle according to different working conditions, and the complex slope topography can be adapted, the fixed plate and the first protection plate are fixed through the positioning horizontal plate, the connecting plate and the bolts, installation is convenient, the second protection plate is inserted between the two first protection plates, and the connecting back plate is fixed at the right end of the first protection plate by bolts, so that a stable whole is formed, external environmental erosion and accidental collision can be effectively resisted, the protection performance is improved, the service life of the device is prolonged, and the self-safety of the staff is protected.

[0016] 2. The anchor cable tensioning device for highway slope reinforcement, the clamping assembly is designed ingeniously, the circular arc clamping plates which are symmetrical to each other are flexibly moved through the sliding blocks and the sliding grooves in the connecting back plate, when the fixing screw rod is rotated, the external threads are matched with the internal threads of the connecting column, the circular arc clamping plates are moved, the semicircular clamping grooves tightly clamp the anchor cable, the precise clamping mode can ensure that the position of the anchor cable is stable during tensioning, displacement and shaking are avoided, tensioning work is smoothly carried out, the precision of highway slope reinforcement is effectively improved, and the safety of the highway slope is effectively enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of the utility model;

[0018] Figure 2 It is a structural sectional view of the utility model;

[0019] Figure 3 It is a structural split schematic view of the utility model;

[0020] Figure 4 It is a fixed plate structural schematic view of the utility model;

[0021] Figure 5 It is a connecting back frame structural schematic view of the utility model;

[0022] Figure 6 It is a schematic view of the clamping assembly structure of the utility model.

[0023] In the figure: 1, anchor cable; 2, hollow jack; 3, anchor plate; 4, fixed plate; 5, first protective plate; 6, second protective plate; 7, connecting back frame; 8, fixed screw; 9, circular clamping plate; 10, hinge shaft; 11, positioning horizontal plate; 12, rotating hinge; 13, sliding groove; 14, connecting column; 15, rotating ring; 16, rotating shaft hole; 17, sliding block. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0025] Please refer to Figures 1-6 An anchor cable tensioning device for highway side slope reinforcement, comprising an anchor cable device, a protection assembly and a clamping assembly, the anchor cable device is composed of anchor cable 1, hollow jack 2 and anchor plate 3, a plurality of anchor cables 1 are inserted in the inside of hollow jack 2, the right end of hollow jack 2 is fixed with anchor plate 3, the protection assembly comprises fixed plate 4, first protective plate 5, second protective plate 6 and connecting back frame 7, wherein anchor plate 3 and fixed plate 4 are hingedly connected, the back surface of fixed plate 4 is fixed with mutually symmetrical first protective plate 5 by cooperating with bolts, second protective plate 6 is inserted between the two first protective plates 5, the right end of the two first protective plates 5 is fixed with connecting back frame 7 by cooperating with bolts, the inside of connecting back frame 7 is provided with mutually symmetrical clamping assemblies, the clamping assembly comprises fixed screw 8 and circular clamping plate 9, mutually symmetrical fixed screws 8 are installed on the back surface of circular clamping plate 9, clamping grooves in semicircle are formed in circular clamping plate 9.

[0026] Further, the back surface of fixed plate 4 is fixed with mutually symmetrical rotating hinges 12, the front end of anchor plate 3 is fixed with a connecting piece, the connecting piece cooperates with rotating hinge 12, the connecting piece and rotating hinge 12 are hingedly connected through hinge shaft 10, the connection of anchor cable device and fixed plate 4 is completed, the angle adjustment is facilitated, and the device better fits the side slope when in use.

[0027] Further, the back of the fixed plate 4 is fixed with the upper and lower symmetrical positioning horizontal plate 11, the positioning horizontal plate 11 is composed of two plates, and a plurality of threaded holes one are formed on the positioning horizontal plate 11, the left end of the first protective plate 5 is fixed with a rectangular connecting plate, a plurality of evenly distributed threaded holes two are formed on the connecting plate, the connecting plate is inserted into the inside of the positioning horizontal plate 11, and the threaded holes one and the threaded holes two are fixed in sequence by cooperating with the bolts, the protection assembly is more convenient and stable through the bolt connection, and the overall stability of the protection assembly is greatly enhanced.

[0028] Further, the first protective plate 5 is provided with mutually symmetrical and rectangular insertion grooves, the two ends of the second protective plate 6 are fixed with rectangular insertion blocks, the insertion blocks are inserted into the insertion grooves in a matched mode, the right end surface of the first protective plate 5 is provided with mutually symmetrical threaded holes three, the two sides of the connecting back frame 7 are provided with mutually symmetrical threaded holes four, and the connecting back frame 7 is fixed to the right end of the first protective plate 5 by using the threaded holes four and the threaded holes three in sequence through the bolts. The bolt fixing makes the assembly of the protection assembly more convenient and efficient, the overall structural strength is greatly improved, the ability of the protection assembly to resist external erosion and accidental collision is greatly enhanced, and the protection performance is effectively improved.

[0029] Further, the clamping assembly is composed of the fixed screw 8 and the circular-arc clamping plate 9, the back surface of the circular-arc clamping plate 9 is provided with mutually symmetrical rotating shaft holes 16, and the end of the fixed screw 8 is fixed with a rotating ring 15. The end of the fixed screw 8 is inserted into the rotating shaft hole 16 in a matched mode, the rotating ring 15 rotates in the rotating shaft hole 16, the top of the fixed screw 8 is fixed with a screw rod, the circular-arc clamping plate 9 is driven to move through thread transmission, the half-circular-arc clamping groove tightly clamps the anchor cable device, and the position of the anchor cable device is stable during tensioning.

[0030] Further, the two ends of the circular-arc clamping plate 9 are fixed with rectangular sliding blocks 17, the inside of the connecting back frame 7 is provided with rectangular sliding grooves 13, and the inside of the connecting back frame 7 is provided with mutually symmetrical circular-arc clamping plates 9. The sliding block 17 is matched with the sliding groove 13, the upper and lower ends of the connecting back frame 7 are fixed with mutually symmetrical connecting columns 14, the inside of the connecting column 14 is provided with an internal thread, the cylindrical surface of the fixed screw 8 is provided with an external thread, and the external thread of the fixed screw 8 is threadedly matched with the internal thread of the connecting column 14. When the fixed screw 8 is rotated, the movement of the circular-arc clamping plate 9 can be more stably and accurately controlled.

[0031] Structural description:

[0032] Anchor cable 1: The anchor cable 1 is a key stressed component for reinforcing the highway side slope, a plurality of anchor cables are inserted into the inside of the hollow jack 2, bear the tension during tensioning, generate the prestress, and tightly connect the side slope rock mass and the deep stable stratum, so as to provide the anchoring force for the side slope;

[0033] Hollow jack 2: Hollow jack 2 is the core device to provide tensioning power, through hydraulic or other ways to generate force, along the anchor cable 1 axial force, stretch anchor cable 1 to make it produce prestress, to provide power support for the whole reinforcement process;

[0034] Anchor plate 3: Anchor plate 3 is fixed at the right end of hollow jack 2, and the force generated during tensioning is transmitted and dispersed to the slope rock mass, preventing the anchor cable 1 from being pulled out of the rock mass and ensuring the stability of the reinforcement effect;

[0035] Fixed plate 4: Fixed plate 4 is the connection base of the protection assembly, the back surface is connected with the front end connector of anchor plate 3 through rotating hinge 12, and is connected through hinge shaft 10, and is connected with first protection plate 5 through positioning horizontal plate 11, realizing multi-angle adjustment and protection assembly installation;

[0036] First protection plate 5: First protection plate 5 is bolted with positioning horizontal plate 11 of fixed plate 4 through back connecting plate, the insertion slot cooperates with the insertion block of second protection plate 6, and the right end surface threaded hole is connected with connecting back plate 7, forming a protection system to resist external erosion;

[0037] Second protection plate 6: The rectangular insertion block at both ends of second protection plate 6 is precisely inserted into the insertion slot of first protection plate 5, located between the two first protection plates 5, enhancing the overall protection capability of the protection assembly and effectively protecting the internal devices;

[0038] Connecting back frame 7: The threaded holes on both sides of connecting back frame 7 are bolted with the right end surface threaded holes of first protection plate 5, and the inside is provided with a clamping assembly, the sliding groove 13 cooperates with the sliding block 17 of the arc clamping plate 9, providing support for the clamping assembly;

[0039] Fixed screw rod 8: Fixed screw rod 8 cooperates with the inner thread of connecting column 14, the end is rotatably connected with the rotating shaft hole 16 of arc clamping plate 9 through rotating ring 15, and the top has a screw head. When rotating, it drives the arc clamping plate 9 to move, realizing clamping of the anchor cable device;

[0040] Arc clamping plate 9: The rotating shaft hole 16 on the back surface of arc clamping plate 9 rotatably cooperates with the end rotating ring 15 of fixed screw rod 8, and the sliding blocks 17 at both ends cooperate with the sliding grooves 13 of connecting back plate 7. Through the semicircular clamping groove, the anchor cable device is clamped and ensured to be stable;

[0041] Hinge shaft 10: Hinge shaft 10 is used to connect rotating hinge 12 on the back surface of fixed plate 4 and front end connector of anchor plate 3, realizing hinge connection of the two, so that fixed plate 4 can rotate flexibly relative to anchor plate 3, adapting to different working conditions;

[0042] Positioning horizontal plate 11: Positioning horizontal plate 11 is fixed on the back surface of fixed plate 4 and is composed of two plates, a plurality of threaded holes one are opened, corresponding to the threaded holes two on the left end connecting plate of first protection plate 5, and are bolted, realizing connection of the two;

[0043] Rotary hinge 12: The rotary hinge 12 is symmetrically fixed on the back of the fixed plate 4, cooperates with the connector of the front end of the anchor plate 3, realizes the hinge connection through the hinge shaft 10, facilitates the connection of the anchor cable device and the fixed plate 4 and the angle adjustment;

[0044] Sliding groove 13: The sliding groove 13 is opened on the inside of the connecting back plate 7, is rectangular, cooperates with the sliding block 17 at both ends of the arc clamping plate 9, provides guidance for the movement of the arc clamping plate 9, and ensures the accurate clamping action;

[0045] Connecting column 14: The connecting column 14 is symmetrically fixed on the upper and lower ends of the connecting back plate 7, is internally provided with an internal thread, cooperates with the external thread on the cylindrical surface of the fixed screw 8, realizes the support and transmission of the fixed screw 8;

[0046] Rotary ring 15: The rotary ring 15 is fixed on the end of the fixed screw 8, is inserted and rotationally cooperated with the rotating shaft hole 16 on the back of the arc clamping plate 9, so that the fixed screw 8 can smoothly drive the arc clamping plate 9 to move;

[0047] Rotating shaft hole 16: The rotating shaft hole 16 is symmetrically opened on the back of the arc clamping plate 9, is rotationally cooperated with the rotary ring 15 at the end of the fixed screw 8, and provides rotating support for the movement of the arc clamping plate 9;

[0048] Sliding block 17: The sliding block 17 is fixed at both ends of the arc clamping plate 9, is rectangular, cooperates with the sliding groove 13 on the inside of the connecting back plate 7, guides the movement of the arc clamping plate 9, and ensures the stability of the clamping operation.

[0049] Working principle: first, a plurality of anchor cable 1 is inserted in the hollow jack 2 inside, when the need for anchor cable 1 is tensioned operation, hollow jack 2 by hydraulic or other means to produce the force, along the axial direction of anchor cable 1 force, and then stretch anchor cable 1, so that it produces prestress, hollow jack 2 right end fixed anchor plate 3, play the role of the tension generated by the force transmission and dispersion to the slope rock mass, prevent anchor cable 1 from the rock in the process of pulling out, protection assembly for the whole device provides protection, anchor plate 3 and fixed plate 4 through the hinge shaft 10 hinge connection, this connection mode makes the fixed plate 4 can be relative to the flexible rotation of anchor plate 3, facilitate the device in different working conditions adjustment angle, fixed plate 4 back of the positioning plate 11 and the first protection plate 5 left end of the connecting plate through bolt corresponding thread hole one and thread hole two fixed, complete preliminary installation, two first protection plate 5 between the second protection plate 6 can be inserted, enhance the protection effect, the cooperation of the plug and the slot, and the use of bolt corresponding thread hole three and thread hole four connecting back plate 7 is fixed in the first protection plate 5 right end, make the protection assembly form a stable whole, protect the device from the outside environment erosion and accidental collision, clamping assembly is responsible for the stable anchor cable device, in the connecting back plate 7, the mutually symmetrical circular arc clamp plate 9 through the sliding block 17 and sliding groove 13 can be flexible movement, when the need for clamping anchor, rotate the fixed screw 8, because the external thread on the fixed screw 8 and the internal thread of connecting column 14 each other, with the rotation of the fixed screw 8, it will move along the axial direction of connecting column 14, fixed screw 8 driven circular arc clamp plate 9, so that the circular arc clamp plate 9 with semicircular arc clamp groove gradually close and tightly clamp anchor cable device, ensure that the anchor cable device in the process of position stability, will not appear displacement or shaking, ensure the smooth progress of tensioning work, so as to realize the reliable reinforcement of highway slope.

[0050] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An anchor cable tensioning device for highway slope reinforcement, comprising an anchor cable device, a protection assembly and a clamping assembly, characterized in that: The anchor cable device is composed of anchor cables (1), hollow jacks (2) and anchor plates (3), a plurality of anchor cables (1) are inserted into the inside of the hollow jacks (2), the right end of the hollow jacks (2) is fixed with the anchor plates (3), the protection assembly comprises a fixed plate (4), first protection plates (5), second protection plates (6) and a connecting back frame (7), wherein the anchor plates (3) and the fixed plate (4) are hingedly connected, the back surface of the fixed plate (4) is fixed with the first protection plates (5) which are symmetrical to each other through bolts, the second protection plates (6) are inserted between the two first protection plates (5), the right end of the two first protection plates (5) is fixed with the connecting back frame (7) through bolts, the inside of the connecting back frame (7) is provided with the clamping assemblies which are symmetrical to each other, the clamping assemblies comprise fixed screws (8) and circular-arc clamping plates (9), the back surface of the circular-arc clamping plates (9) is installed with the fixed screws (8) which are symmetrical to each other, and the circular-arc clamping plates (9) are provided with clamping grooves in the shape of semicircles.

2. The anchorage cable tensioning device for reinforcing highway slope according to claim 1, characterized in that: The back surface of the fixed plate (4) is fixed with the rotary hinges (12) which are symmetrical to each other, the front end of the anchor plate (3) is fixed with a connecting piece, the connecting piece is matched with the rotary hinges (12), the connecting piece and the rotary hinges (12) are hingedly connected through the hinge shafts (10), and the anchor cable device and the fixed plate (4) are connected.

3. The anchorage cable tensioning device for reinforcing highway slope according to claim 2, characterized in that: The back surface of the fixed plate (4) is fixed with the positioning horizontal plates (11) which are symmetrical to each other, the positioning horizontal plates (11) are composed of two plates, a plurality of threaded holes one are formed in the positioning horizontal plates (11), the left end of the first protection plate (5) is fixed with a connecting plate in the shape of a rectangle, a plurality of threaded holes two which are equally distributed are formed in the connecting plate, the connecting plate is inserted into the inside of the positioning horizontal plates (11), and the threaded holes one and the threaded holes two are fixed in sequence through bolts.

4. The anchorage cable tensioning device for reinforcing highway slope according to claim 3, characterized in that: The first protection plate (5) is provided with the insertion grooves which are symmetrical to each other and in the shape of rectangles, the two ends of the second protection plate (6) are fixed with the insertion blocks in the shape of rectangles, the insertion blocks are inserted into the insertion grooves in a matched mode, the right end surface of the first protection plate (5) is provided with the threaded holes three which are symmetrical to each other, the two sides of the connecting back frame (7) are provided with the threaded holes four which are symmetrical to each other, and the connecting back frame (7) is fixed to the right end of the first protection plate (5) by using bolts in sequence.

5. The anchorage cable tensioning device for reinforcing highway slope according to claim 1, characterized in that: The clamping assembly is composed of the fixed screws (8) and the circular-arc clamping plates (9), the back surface of the circular-arc clamping plates (9) is provided with the rotation shaft holes (16) which are symmetrical to each other, the end of the fixed screw (8) is fixed with a rotating ring (15), wherein the end of the fixed screw (8) is inserted into the rotation shaft hole (16) in a matched mode, the rotating ring (15) rotates in the rotation shaft hole (16) in a matched mode, and the top of the fixed screw (8) is fixed with a screw head.

6. The anchorage cable tensioning device for reinforcing highway slope according to claim 5, characterized in that: Both ends of the circular arc clamping plate (9) are fixed with rectangular sliding blocks (17), the inside of the connecting back frame (7) is provided with rectangular sliding grooves (13) on both sides, the inside of the connecting back frame (7) is provided with mutually symmetrical circular arc clamping plates (9), wherein the sliding blocks (17) are matched with the sliding grooves (13), the upper and lower ends of the connecting back frame (7) are fixed with mutually symmetrical connecting columns (14), the inside of the connecting column (14) is provided with an internal thread, and the outer thread of the cylindrical surface of the fixing screw rod (8) is provided with an external thread, and the external thread of the fixing screw rod (8) is screwed with the internal thread in the connecting column (14).

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