Rock anchor beam excavation supporting device

Abstract

The utility model provides a rock-anchored beam excavation supporting device, and belongs to the technical field of rock-anchored beam supporting. The rock anchor beam excavation supporting device comprises a foundation pit, a plurality of assembling rods and a plurality of assembling plates are arranged on the two sides of the interior of the foundation pit correspondingly, a reinforcing mesh is arranged in the foundation pit, a supporting beam is arranged above the foundation pit, and the two sides of the supporting beam are each provided with two limiting plates; the anchor rods, the mounting holes, the side wall plates, the limiting plates, the assembling rods, the mounting rods, the limiting holes, the meshes and the pouring holes are matched with one another, firstly, the two limiting plates can be aligned with the assembling rods, the assembling rods can limit the two limiting plates, the limiting holes can be aligned with the assembling plates, and the positions of the mounting rods can be limited; and concrete is poured into the groove body through the pouring holes and flows into the anchor holes, so that a plurality of groups of anchor rods can be mounted, the supporting beam can be mounted at one time, and the probability that the rock-anchored beam is successfully excavated at one time is increased.

Description

TECHNICAL FIELD

[0001] The utility model relates to the rock anchor beam supporting field, specifically, a rock anchor beam excavation support device. BACKGROUND

[0002] The rock anchor beam excavation support device is mainly used in the excavation process of underground engineering, such as tunnels, mines, deep foundation pits and the like, in order to ensure the stability of the soil body during construction, prevent collapse or deformation, and provide an effective supporting structure, the rock anchor beam support device is through the installation of rock anchors and support beams in the rock-soil body, the stability of the soil body is enhanced, the rock anchor is the core component of the support device, the steel bars or steel wire ropes are fixed in the rock layer or soil body, the surrounding soil body is fixed through prestress, the stability of the excavation area is increased, the support beam is usually horizontally or obliquely installed between multiple rock anchors, and the support beam plays the role of load transmission and pressure dispersion, the rock anchor beam support device can effectively control the disturbance to the soil body and rock mass during the excavation process, and ensures the safety and smooth progress of engineering construction.

[0003] When the rock anchor beam is in specific excavation support, the usual support placement is to use a drilling machine to punch the foundation pit, after punching, multiple groups of anchor rods are placed into the hole, and after placement, concrete is poured in, so as to realize the rock anchor beam excavation support, although this mode can play a supporting role, since there are many anchor rods, multiple installations are required when the support beam is installed, the success rate of rock anchor beam excavation is small, and it is inconvenient for operators to use. UTILITY MODEL CONTENTS

[0004] In order to make up for the above shortcomings, the utility model provides a rock anchor beam excavation support device which overcomes the above technical problems or at least partially solves the above problems.

[0005] The utility model is implemented as follows:

[0006] The utility model provides a rock anchor beam excavation support device, which comprises a foundation pit,

[0007] The inside of the foundation pit is provided with a plurality of groups of assembling rods and a plurality of groups of assembling plates, the inside of the foundation pit is provided with a steel mesh, the upper side of the foundation pit is provided with a support beam, and the two sides of the support beam are both provided with two groups of limiting plates.

[0008] The inside of the support beam is provided with a plurality of anchor rods, and the inside of the two sides of the support beam is both provided with a pouring hole.

[0009] In one preferred scheme, the two sides of the support beam are both fixedly provided with side wall plates, and the two groups of limiting plates are arranged on the opposite sides of the two groups of side wall plates.

[0010] In a preferred scheme, the inside of the support beam is provided with a plurality of mounting holes, and the plurality of anchor rods are arranged in the plurality of mounting holes.

[0011] In a preferred scheme, the inside of the foundation pit is provided with a plurality of anchor holes, and the size of the anchor rod is matched with the size of the anchor hole.

[0012] In a preferred scheme, the inside of the reinforcement mesh is provided with a plurality of mesh holes, and the size of the mesh hole is matched with the size of the anchor rod.

[0013] In a preferred scheme, the two sides of the support beam are provided with a plurality of intersecting mounting rods, and the plurality of mounting rods are provided with limiting holes.

[0014] In a preferred scheme, the size of the limiting hole is matched with the size of the assembly plate, and one group of assembly rods is arranged between one group of limiting plates.

[0015] In a preferred scheme, the inside of the foundation pit is provided with a groove, the reinforcement mesh is arranged in the groove, the two sides of the bottom of the support beam are provided with steel corbels, and the two sides of the top of the support beam are provided with hooks.

[0016] The rock anchor beam excavation supporting device has the following beneficial effects:

[0017] 1. Through the cooperation of the anchor rod, the mounting hole, the side wall plate, the limiting plate, the assembly rod, the mounting rod, the limiting hole, the mesh hole and the pouring hole, first, two groups of side wall plates are moved downward, two groups of limiting plates are aligned with the assembly rod, the assembly rod limits the position of the two groups of limiting plates, the limiting hole is aligned with the assembly plate, the assembly plate is inserted into the inside of the limiting hole, the position of the mounting rod is limited, when the support beam is moved into the groove, a plurality of anchor rods are inserted into a plurality of mesh holes of the reinforcement mesh, the concrete is poured into the inside of the groove through the pouring hole, the groove flows the concrete into the anchor hole, thereby a plurality of anchor rods are installed, the support beam is installed at one time, and the success rate of rock anchor beam excavation is improved.

[0018] 2. By arranging the hook, the support beam, the reinforcement mesh and the anchor rod, when the rock anchor beam is excavated and supported, the operator can first place the reinforcement mesh into the groove, after the placement is completed, the operator can hang the hook on the hoisting device, after the installation is completed, the support beam is hoisted, after the hoisting is completed, the operator performs subsequent operation, after the operator pours the concrete into the inside of the anchor hole through the pouring hole, the pouring is continued, when the concrete covers the reinforcement mesh, the stability of the surrounding rock is enhanced, the deformation and collapse of the surrounding rock are prevented, the safety of construction is ensured, and the operator can use conveniently. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings used in the embodiments will be briefly introduced as follows. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained without creative labor on the basis of these drawings.

[0020] Figure 1 is the overall perspective view provided by the embodiments of the present application;

[0021] Figure 2 is the support beam one side structure schematic view provided by the embodiments of the present application;

[0022] Figure 3 is the support beam installation time partial structure schematic view provided by the embodiments of the present application;

[0023] Figure 4 is the support beam installation time one side structure schematic view provided by the embodiments of the present application;

[0024] In the figure: 11, support beam; 12, anchor rod; 13, mounting hole; 14, foundation pit; 15, reinforcement mesh; 16, mesh hole; 17, anchor hole; 18, pouring hole; 19, groove; 2, hook; 21, mounting rod; 22, limiting hole; 23, limiting plate; 24, assembly rod; 25, assembly plate; 26, side wall plate; 27, steel corbel. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0026] Referring to Figures 1-4The utility model provides a technical scheme: a rock anchor beam excavation support device, including foundation pit 14, the inside both sides of foundation pit 14 are provided with several sets of assembling rod 24 and several sets of assembling plate 25, the inside of foundation pit 14 is provided with reinforced mesh 15, by setting up reinforced mesh 15, can when concrete is filled into the inside of groove 19, groove 19 can flow into the inside of anchor hole 17 with concrete, by continuous irrigation, when concrete covers reinforced mesh 15, can enhance the stability of surrounding rock, prevent surrounding rock deformation and collapse, provide security for construction, the top of foundation pit 14 is provided with support beam 11, the name of support beam 11 in the case can be anchor beam, belong to same structure, the both sides of support beam 11 are provided with two sets of limit plate 23, the inside of support beam 11 is provided with several anchor rods 12, the both sides of support beam 11 are provided with irrigation hole 18, by setting up irrigation hole 18, can irrigate concrete, by the mutual cooperation of anchor rod 12, mounting hole 13, side wall plate 26, limit plate 23, assembling rod 24, mounting rod 21, limit hole 22, mesh 16 and irrigation hole 18, when excavating and supporting rock anchor beam, the operator can first move two sets of side wall plates 26 downwards, when moving, two sets of limit plate 23 can be aligned with assembling rod 24, assembling rod 24 can limit the position of two sets of limit plate 23, when limiting, because the opposite side of two sets of side wall plates 26 is provided with multiple groups of cross mounting rod 21, at this time, limit hole 22 exists between mounting rod 21, therefore, when support beam 11 moves downwards, limit hole 22 can be aligned with assembling plate 25, and assembling plate 25 can be inserted into the inside of limit hole 22, can limit the position of mounting rod 21, after limiting, by the continuous movement of support beam 11, when support beam 11 moves into the inside of groove 19, multiple anchor rods 12 can be inserted into the inside of several mesh 16 on reinforced mesh 15 at this time, after finishing, the operator can fill concrete into the inside of groove 19 through irrigation hole 18, groove 19 can flow into the inside of anchor hole 17 with concrete, thereby can install multiple anchor rods 12, then can install support beam 11 at one time, improve the probability of rock anchor beam excavation success at one time, convenient for the operator to use.

[0027] Referring to Figures 1-4In a preferred implementation, the support beam 11 is fixedly installed with side wall plates 26 on both sides, two groups of limiting plates 23 are arranged on the opposite side of the two groups of side wall plates 26, a plurality of mounting holes 13 are arranged in the support beam 11, a plurality of anchor rods 12 are arranged in the mounting holes 13, a plurality of anchor holes 17 are arranged in the foundation pit 14, the size of the anchor rod 12 is matched with the size of the anchor hole 17, a plurality of mesh holes 16 are arranged in the reinforcement mesh 15, the size of the mesh hole 16 is matched with the size of the anchor rod 12, by arranging the hook 2, the support beam 11, the reinforcement mesh 15 and the anchor rod 12, when the rock anchor beam is excavated and supported, the operator can first place the reinforcement mesh 15 in the groove 19, after the placement is completed, the operator can hang the hook 2 on the lifting device, after the installation is completed, the support beam 11 is lifted, after the lifting is completed, the operator can continue to work, when the operator pours the concrete into the anchor hole 17 through the pouring hole 18, the pouring can be continued, when the concrete covers the reinforcement mesh 15, the stability of the surrounding rock can be enhanced, the deformation and collapse of the surrounding rock can be prevented, the safety of the construction can be ensured, and the operator can use conveniently.

[0028] Referring to Figures 1-4 In a preferred implementation, the support beam 11 is fixedly installed with side wall plates 26 on both sides, two groups of limiting plates 23 are arranged on the opposite side of the two groups of side wall plates 26, a plurality of mounting holes 13 are arranged in the support beam 11, a plurality of anchor rods 12 are arranged in the mounting holes 13, a plurality of anchor holes 17 are arranged in the foundation pit 14, the size of the anchor rod 12 is matched with the size of the anchor hole 17, a plurality of mesh holes 16 are arranged in the reinforcement mesh 15, the size of the mesh hole 16 is matched with the size of the anchor rod 12, by arranging the hook 2, the support beam 11, the reinforcement mesh 15 and the anchor rod 12, when the rock anchor beam is excavated and supported, the operator can first place the reinforcement mesh 15 in the groove 19, after the placement is completed, the operator can hang the hook 2 on the lifting device, after the installation is completed, the support beam 11 is lifted, after the lifting is completed, the operator can continue to work, when the operator pours the concrete into the anchor hole 17 through the pouring hole 18, the pouring can be continued, when the concrete covers the reinforcement mesh 15, the stability of the surrounding rock can be enhanced, the deformation and collapse of the surrounding rock can be prevented, the safety of the construction can be ensured, and the operator can use conveniently.

[0029] Specifically, the working process or working principle of the rock anchor beam excavation support device is as follows: when the rock anchor beam is in specific excavation support, the usual support placement is to use a drilling machine to punch the foundation pit 14, after the punching is completed, multiple groups of anchor rods 12 are placed into the hole, and after the placement is completed, the concrete is poured in to realize the rock anchor beam excavation support. Although this method can play a supporting role, since there are many anchor rods 12, when the support beam 11 is installed, multiple installations are required, the success rate of rock anchor beam excavation is small, and it is not convenient for the operator to use. Therefore, the technical scheme can solve the above problems. When the rock anchor beam is excavated and supported, the operator can first place the reinforcement mesh 15 into the groove 19, after the placement is completed, the operator can hang the hook 2 on the hoist device, after the installation is completed, the support beam 11 is lifted, after the lifting is completed, the operator can install the anchor rod 12 into the installation hole 13, after the installation is completed, the operator can move the two groups of side wall plates 26 downward, when moving, the two groups of limiting plates 23 can be aligned with the assembly rod 24, the assembly rod 24 can limit the position of the two groups of limiting plates 23, when limiting, since the opposite sides of the two groups of side wall plates 26 are provided with multiple groups of cross-shaped installation rods 21, at this time, the limiting holes 22 exist between the installation rods 21, therefore, when the support beam 11 moves downward, the limiting holes 22 can be aligned with the assembly plate 25, and the assembly plate 25 can be inserted into the limiting hole 22, which can limit the position of the installation rod 21, after the limiting is completed, through the continuous movement of the support beam 11, when the support beam 11 moves into the groove 19, at this time, multiple groups of anchor rods 12 can be respectively inserted into the multiple mesh holes 16 of the reinforcement mesh 15, after the completion, the operator can pour the concrete into the groove 19 through the pouring hole 18, the groove 19 can flow the concrete into the anchor hole 17, through continuous pouring, when the concrete covers the reinforcement mesh 15, the stability of the surrounding rock can be enhanced, the deformation and collapse of the surrounding rock can be prevented, and the safety of the construction can be ensured, so that multiple groups of anchor rods 12 can be installed, and then the support beam 11 can be installed at one time, the success rate of rock anchor beam excavation can be improved, and the operator can use it conveniently.

Claims

1. A rock anchor beam excavation support apparatus, characterized by: Including foundation pit (14), The inside of the foundation pit (14) is provided with a plurality of assembly rods (24) and a plurality of assembly plates (25) on both sides, respectively, the inside of the foundation pit (14) is provided with a reinforcement mesh (15), the upper side of the foundation pit (14) is provided with a support beam (11), both sides of the support beam (11) are provided with two sets of limiting plates (23); The inside of the support beam (11) is provided with a plurality of anchor rods (12), and the inside of the support beam (11) is provided with a plurality of pouring holes (18).

2. A rock anchor beam excavation support apparatus according to claim 1, wherein Both sides of the support beam (11) are fixedly provided with side wall plates (26), and two sets of limiting plates (23) are arranged on the opposite sides of the two sets of side wall plates (26).

3. A rock anchor beam excavation support apparatus according to claim 2, wherein, The inside of the support beam (11) is provided with a plurality of mounting holes (13), and a plurality of anchor rods (12) are arranged in the mounting holes (13).

4. A rock anchor beam excavation support apparatus according to claim 3, wherein The inside of the foundation pit (14) is provided with a plurality of anchor holes (17), and the size of the anchor rod (12) is matched with the size of the anchor hole (17).

5. A rock anchor beam excavation support apparatus according to claim 4, wherein The inside of the reinforcement mesh (15) is provided with a plurality of mesh holes (16), and the size of the mesh hole (16) is matched with the size of the anchor rod (12).

6. A rock anchor beam excavation support apparatus according to claim 5, wherein Both sides of the support beam (11) are provided with a plurality of intersecting mounting rods (21), and a plurality of limiting holes (22) are arranged between the mounting rods (21).

7. A rock anchor beam excavation support apparatus according to claim 6, wherein The size of the limiting hole (22) is matched with the size of the assembly plate (25), and one set of assembly rods (24) is arranged between one set of limiting plates (23).

8. A rock anchor beam excavation support apparatus according to claim 7, wherein The inside of the foundation pit (14) is provided with a groove (19), the reinforcement mesh (15) is arranged in the groove (19), both sides of the bottom of the support beam (11) are provided with steel corbels (27), and both sides of the top of the support beam (11) are provided with hooks (2).

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