Pre-anchoring supporting structure for slope excavation

Abstract

The utility model discloses a slope excavation pre-anchoring supporting structure which comprises an upper cover, a lower cylinder is installed on the lower surface of the upper cover, an insertion pipe is fixedly connected to the inner wall of the lower cylinder, a base is installed below the insertion pipe, and a conveniently-disassembled positioning mechanism is movably installed between the upper cover and the lower cylinder. The positioning mechanism convenient to disassemble comprises a movable ball head installed between the upper cover and the lower cylinder, the surface of the movable ball head is attached to the inner wall of the upper cover and the inner wall of the lower cylinder, the lower surface of the insertion pipe is slidably connected with a pair of insertion plates, the opposite faces of the insertion plates are fixedly connected with the same telescopic rod, and the surface of the telescopic rod is sleeved with a reset spring. The movable ball head can be movably adjusted in the upper cover and the lower cylinder, and during disassembly, the pair of inserting plates are pushed to be close to each other, so that the triangular plates are separated from the inverted buckling grooves, the limitation of the inserting pipes and the connecting pipes is relieved, the upper cover and the lower cylinder can be taken down to be integrally recycled, and next use is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to pre -stressed anchor rod technical field especially relates to a side slope excavation pre -anchoring support structure. BACKGROUND

[0002] Prestressed anchoring is a measure to increase the stability of retaining structure or rock-soil body by anchoring method. Its method is to drill a hole through the sliding surface that may slide or has already slid, fix one end of the steel bar (or steel cable) in the stable rock-soil body at the bottom of the hole, then pull the steel bar (or steel cable) tight to generate a certain resilience (i.e. prestress), and then fix the other end of the steel bar (cable) on the surface of the rock-soil body or retaining structure, and use the resilience of the steel bar to compress the rock-soil body or retaining structure that may slide, so as to increase the shear strength on the sliding surface, thereby achieving the purpose of improving the stability of the rock-soil body or retaining structure.

[0003] When using the prestressed anchor, the steel bar and the base become an integral whole after pouring, and cannot be separated subsequently. When the prestressed anchor is no longer used subsequently, this causes waste of the cost of the steel bar, and therefore a side slope excavation pre-anchoring support structure is needed. SUMMARY

[0004] The utility model discloses a kind of side slope excavation pre-anchoring support structures to solve the shortcomings in prior art.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A side slope excavation pre-anchoring support structure, comprising an upper cover, a lower cylinder is mounted on the lower surface of the upper cover, an insertion pipe is fixedly connected to the inner wall of the lower cylinder, a base is mounted below the insertion pipe, and a detachable positioning mechanism is movably mounted between the upper cover and the lower cylinder.

[0007] The detachable positioning mechanism comprises a movable ball head mounted between the upper cover and the lower cylinder, the surface of the movable ball head is attached to the inner wall of the upper cover and the lower cylinder, the lower surface of the insertion pipe is slidably connected to a pair of insertion plates, the opposite surfaces of the pair of insertion plates are fixedly connected to the same telescopic rod, the surface of the telescopic rod is sleeved with a return spring, and the two ends of the return spring are fixedly connected to the opposite surfaces of the pair of insertion plates.

[0008] The upper surface of the base is fixedly connected to a connecting pipe, the upper surface of the connecting pipe is provided with an insertion slot, the inner wall of the insertion slot is provided with a reverse slot, the surface of the insertion plate is fixedly connected to a triangular plate, and the triangular plate is matched with the inner wall of the reverse slot.

[0009] Preferably, the surface of the movable ball head is fixedly connected with a connecting rod, the top end of the connecting rod is fixedly connected with a C-shaped cylinder, and the inner wall of the C-shaped cylinder is fixedly connected with multiple reinforcing ribs.

[0010] Preferably, the inner wall of the C-shaped cylinder is slidably connected with an arc pipe, and the surface of the arc pipe is fixedly connected with a pushing block.

[0011] Preferably, the inner wall of the C-shaped cylinder is fixedly connected with a connecting plate, the surface of the connecting plate is fixedly connected with an arc spring, the arc spring is arranged in the C-shaped cylinder, and the top end of the arc spring is fixedly connected with one end of the arc pipe.

[0012] Preferably, the upper surface of the lower cylinder is provided with multiple threaded grooves, and the inner wall of the upper cover and the inner wall of the threaded grooves are threadedly connected with the same screw rod.

[0013] Preferably, the lower surface of the base is fixedly connected with a protective gasket, the base and the inner wall of the protective gasket are fixedly connected with multiple pouring pipes, and the surface of the insertion plate is fixedly connected with a friction gasket.

[0014] The utility model discloses a beneficial effect is:

[0015] 1. Movable ball head can be in the upper cover and the inside activity adjustment, in dismounting and time, push a pair of insertion plate each other close, make the triangular board from the inverted buckle groove inside separation, remove the restriction of the insertion pipe and the connecting pipe, can take down the upper cover, lower cylinder whole recycling, convenient for next use.

[0016] 2. When using pre-anchor, the hooks around the protective net are placed in the C-shaped cylinder, and the arc spring drives the arc pipe to reset. The advantage of this is that the ring that needs to be fixed can be set in the C-shaped cylinder and will not be separated, and the fixing of the protective net hooks can be quickly released subsequently. ACCURACY OF DRAWINGS

[0017] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0018] Figure 2 It is a sectional structure schematic view of the C-shaped cylinder in the utility model;

[0019] Figure 3 It is a sectional structure schematic view of the lower cylinder in the utility model;

[0020] Figure 4 It is a sectional structure schematic view of the base in the utility model;

[0021] Figure 5 It is a three-dimensional structure schematic view of the triangular plate in the utility model.

[0022] In the figure: 1, upper cover; 2, lower cylinder; 3, movable ball head; 4, connecting rod; 5, C-shaped cylinder; 6, base; 7, connecting plate; 8, arc spring; 9, arc tube; 10, push block; 11, insertion pipe; 12, telescopic rod; 13, reset spring; 14, insertion plate; 15, screw rod; 16, protective gasket; 17, connecting pipe; 18, insertion slot; 19, reinforcing rib; 20, friction gasket; 21, triangular plate; 22, reverse slot; 23, threaded slot; 24, pouring pipe. DETAILED DESCRIPTION

[0023] 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, rather than all the embodiments.

[0024] Referring to Figures 1-5 A side slope excavation pre-anchoring support structure, including upper cover 1, the lower surface of upper cover 1 is installed with lower cylinder 2, the inner wall of lower cylinder 2 is fixedly connected with insertion pipe 11, the lower surface of insertion pipe 11 is installed with base 6, upper cover 1 and lower cylinder 2 are movably installed with detachable positioning mechanism between them;

[0025] The detachable positioning mechanism includes movable ball head 3 installed between upper cover 1 and lower cylinder 2, the surface of movable ball head 3 is attached to the inner wall of upper cover 1 and lower cylinder 2, the lower surface of insertion pipe 11 is slidably connected with a pair of insertion plates 14, the opposite surfaces of the pair of insertion plates 14 are fixedly connected with the same telescopic rod 12, the surface of telescopic rod 12 is sleeved with reset spring 13, and the two ends of reset spring 13 are fixedly connected with the opposite surfaces of the pair of insertion plates 14 respectively.

[0026] The upper surface of base 6 is fixedly connected with connecting pipe 17, the upper surface of connecting pipe 17 is provided with insertion slot 18, the inner wall of insertion slot 18 is provided with reverse slot 22, the surface of insertion plate 14 is fixedly connected with triangular plate 21, and triangular plate 21 is matched with the inner wall of reverse slot 22.

[0027] In the utility model, through the installation of upper cover 1 and lower cylinder 2, movable ball head 3 is limited and installed, through the installation of movable ball head 3, the angle position of connecting rod 4 and C-shaped cylinder 5 can be adjusted, through the installation of a pair of insertion plates 14, the insertion slot 18 is inserted and matched, quick insertion and extraction are fixed, through the installation of telescopic rod 12, reset spring 13 is prevented from being severely deformed when compressed, through the installation of reset spring 13, a pair of insertion plates 14 are driven to be away from each other for resetting, through the installation of connecting pipe 17, connecting pipe 17 is inserted and matched with insertion pipe 11, and connection is maintained, through the installation of triangular plate 21, triangular plate 21 is reversely buckled with reverse slot 22, and the stability of insertion is maintained.

[0028] The surface of the movable ball head 3 is fixedly connected with a connecting rod 4, the top end of the connecting rod 4 is fixedly connected with a C-shaped cylinder 5, and the inner wall of the C-shaped cylinder 5 is fixedly connected with a plurality of reinforcing ribs 19.

[0029] In the utility model, the connecting rod 4 is arranged, the C-shaped cylinder 5 is connected and supported, the plurality of reinforcing ribs 19 are arranged, and the strength of the C-shaped cylinder 5 is ensured.

[0030] The inner wall of the C-shaped cylinder 5 is slidably connected with an arc pipe 9, and the surface of the arc pipe 9 is fixedly connected with a pushing block 10.

[0031] In the utility model, the pushing block 10 is arranged, the operator drives the arc pipe 9 to slide in the C-shaped cylinder 5 to change the position through the pushing block 10, and the advantage of the method is that the ring to be fixed can be sleeved in the C-shaped cylinder 5 and cannot be separated.

[0032] The inner wall of the C-shaped cylinder 5 is fixedly connected with a connecting plate 7, the surface of the connecting plate 7 is fixedly connected with an arc spring 8, the arc spring 8 is installed in the inside of the C-shaped cylinder 5, and the top end of the arc spring 8 is fixedly connected with one end of the arc pipe 9.

[0033] In the utility model, the connecting plate 7 is arranged, the arc spring 8 at one end is supported, the arc spring 8 is arranged, and the arc pipe 9 is driven to move and reset.

[0034] A plurality of threaded grooves 23 are formed in the upper surface of the lower cylinder 2, and the inner wall of the upper cover 1 and the inner wall of the threaded groove 23 are threadedly connected with the same screw rod 15.

[0035] In the utility model, the plurality of threaded grooves 23 are arranged, the screw rod 15 is given installation space, the screw rod 15 is arranged, the upper cover 1 and the lower cylinder 2 are fixed, and meanwhile, the upper cover 1 and the lower cylinder 2 can be disassembled and separated.

[0036] The lower surface of the base 6 is fixedly connected with a protective gasket 16, the inner wall of the base 6 and the protective gasket 16 is fixedly connected with a plurality of pouring pipes 24, and the surface of the plug-in plate 14 is fixedly connected with a friction gasket 20.

[0037] In the utility model, the protective gasket 16 is arranged, the contact friction is increased, stability is kept, the plurality of pouring pipes 24 are arranged, and cement pouring operation is facilitated through the plurality of pouring pipes 24.

[0038] Working principle: in use, the base 6 is placed in the position where the pouring is needed, the lower surface of the protective gasket 16 is attached to the surface of the object, the pouring operation is carried out in the plurality of pouring pipes 24, when the protective net of the fixed slope is used, the pushing block 10 is pushed, the arc pipe 9 is slid in the C-shaped cylinder 5, the arc spring 8 is compressed and shortened, the hooks around the protective net are placed in the C-shaped cylinder 5, then the pushing block 10 is released, the pushing block 10 is reset under the action of the arc spring 8, the support of the slope protective net is kept stable, when the protective net is stressed, the movable ball head 3 is adjusted in the upper cover 1 and the lower cylinder 2, when the anchor is not needed, the operator contacts the friction gasket 20 to push a pair of plug-in plates 14 to be close to each other, at this time, the reset spring 13 is compressed and shortened, the triangular plate 21 is separated from the inverted slot 22, the restriction of the plug pipe 11 and the connecting pipe 17 is released, the upper cover 1 and the lower cylinder 2 can be taken down as a whole for recycling, by the above structure, when the subsequent prestressed anchor is not used, the upper cover 1 and the lower cylinder 2 can be taken down as a whole for recycling, which is convenient for next use.

[0039] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A pre-anchored support structure for slope excavation comprising a cover (1), characterized in that, The lower surface of the upper cover (1) is provided with a lower cylinder (2), the inner wall of the lower cylinder (2) is fixedly connected with a pipe (11), the lower surface of the pipe (11) is provided with a base (6), and the upper cover (1) and the lower cylinder (2) are movably provided with a convenient dismounting positioning mechanism; The convenient dismounting positioning mechanism comprises a movable ball head (3) mounted between the upper cover (1) and the lower cylinder (2), the surface of the movable ball head (3) is attached to the inner wall of the upper cover (1) and the lower cylinder (2), the lower surface of the pipe (11) is slidably connected with a pair of plug-in plates (14), the opposite surfaces of the pair of plug-in plates (14) are fixedly connected with the same telescopic rod (12), the surface of the telescopic rod (12) is sleeved with a reset spring (13), and the two ends of the reset spring (13) are fixedly connected with the opposite surfaces of the pair of plug-in plates (14). The upper surface of the base (6) is fixedly connected with a connecting pipe (17), the upper surface of the connecting pipe (17) is provided with a plug-in groove (18), the inner wall of the plug-in groove (18) is provided with a reverse groove (22), the surface of the plug-in plate (14) is fixedly connected with a triangular plate (21), and the triangular plate (21) is matched with the inner wall of the reverse groove (22).

2. A pre-anchored support structure for slope excavation according to claim 1, wherein The surface of the movable ball head (3) is fixedly connected with a connecting rod (4), the top end of the connecting rod (4) is fixedly connected with a C-shaped cylinder (5), and the inner wall of the C-shaped cylinder (5) is fixedly connected with a plurality of reinforcing ribs (19).

3. A pre-anchored support structure for slope excavation according to claim 2, wherein The inner wall of the C-shaped cylinder (5) is slidably connected with an arc pipe (9), and the surface of the arc pipe (9) is fixedly connected with a pushing block (10).

4. A pre-anchored support structure for slope excavation according to claim 2, wherein The inner wall of the C-shaped cylinder (5) is fixedly connected with a connecting plate (7), the surface of the connecting plate (7) is fixedly connected with an arc spring (8), the arc spring (8) is mounted in the C-shaped cylinder (5), and the top end of the arc spring (8) is fixedly connected with one end of the arc pipe (9).

5. A pre-anchored support structure for slope excavation according to claim 1, wherein The upper surface of the lower cylinder (2) is provided with a plurality of threaded grooves (23), and the inner wall of the upper cover (1) and the inner wall of the threaded groove (23) are threadedly connected with the same screw rod (15).

6. A pre-anchored support structure for slope excavation according to claim 1, wherein The lower surface of the base (6) is fixedly connected with a protective gasket (16), the inner wall of the base (6) and the protective gasket (16) is fixedly connected with a plurality of pouring pipes (24), and the surface of the plug-in plate (14) is fixedly connected with a friction gasket (20).

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