CN213867847U

CN213867847U - Foundation ditch supporting construction for hydraulic engineering

Info

Publication number: CN213867847U
Application number: CN202022789475.7U
Authority: CN
Inventors: 白敬富; 赵晓红; 陈立燕
Original assignee: Anhui Fengzhiyuan Construction Engineering Co ltd
Current assignee: Anhui Fengzhiyuan Construction Engineering Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-08-03
Anticipated expiration: 2030-11-26

Abstract

The utility model relates to an underground structure for hydraulic engineering relates to the field of foundation ditch, and it is including wearing to establish the stock in the side slope, the side slope outside is provided with the shielding piece that shelters from the side slope, the round hole has been seted up to the shielding piece corresponding stock, the shielding piece cover is established on the stock, the cover is equipped with and is located the locking ring that the shielding piece deviates from side slope one side on the stock. This application has the effect of carrying out reuse to the reinforcing bar net.

Description

Foundation ditch supporting construction for hydraulic engineering

Technical Field

The application relates to the field of foundation pits, in particular to a foundation pit supporting structure for hydraulic engineering.

Background

At present, foundation pit engineering is temporary support and soil body reinforcement engineering which is adopted to protect the smooth construction of open cut of underground space and prevent the surrounding environment from being damaged. The foundation pit engineering is a system engineering integrating geological engineering, geotechnical engineering, structural engineering and geotechnical testing technology. The simplest and most economical method for foundation pit construction is slope excavation, but is often limited by site conditions and surrounding environments, and a supporting system needs to be designed to ensure smooth construction. Along with the development of engineering construction, the foundation pit is bigger and deeper, and during the foundation construction, the construction cost of the foundation pit support is reduced as much as possible and the construction period is shortened on the premise of ensuring the safety of buildings around the foundation pit and the foundation pit, so that the foundation pit support is constantly pursued by engineering technicians.

The chinese patent that the related art can refer to and bulletin number is CN108894233A, and it discloses a foundation ditch area anchor bolt supporting construction of anchor wall, including the foundation ditch, set up anchor wall and a plurality of the stock that sets up between anchor wall and foundation ditch in the foundation ditch, the stock anchor is on anchor wall, its characterized in that: the anchor rod includes anchor rod body, anchor rod sleeve pipe and anchor rod point portion, the anchor rod body with anchor rod sleeve pipe releasable connection, anchor rod body and anchor rod point portion fixed connection, it is equipped with a plurality of branches that distribute along circumference to fix on the lateral wall of anchor rod body, branch is the hollow tube, branch is kept away from one side of anchor rod body with the anchor rod sleeve pipe is contradicted and is connected, and the side slope internal fixation of foundation ditch is equipped with the reinforcing bar net, reinforcing bar net and anchor rod body welded connection.

Among the correlation technique, the reinforcing bar net is installed at stock body welded connection, covers the slope through the reinforcing bar net, but after the construction, when need not strengthening the foundation ditch, the reinforcing bar net can't continue to utilize, causes the waste of resource.

In view of the above-mentioned related art, the inventors consider that there is a drawback that the mesh reinforcement cannot be reused.

SUMMERY OF THE UTILITY MODEL

In order to carry out reuse to the reinforcing bar net, this application provides a foundation ditch supporting construction for hydraulic engineering.

The application provides a pair of underground structure for hydraulic engineering adopts following technical scheme:

the utility model provides an underground structure for hydraulic engineering, is including wearing to establish the stock in the side slope, the side slope outside is provided with the shielding piece that shelters from the side slope, the shielding piece corresponds the stock and has seted up the round hole, the shielding piece cover is established on the stock, the cover is equipped with and is located the locking ring that the shielding piece deviates from side slope one side on the stock.

Through adopting above-mentioned technical scheme, during the use, wear to establish the inside on the side slope with the stock, then establish the shielding piece cover on the stock, this moment the shielding piece lid establish on the side slope, at last with the locking ring cover establish on the stock can, because the shielding piece is spacing by the locking ring, and the shielding piece can be followed the stock and taken out, conveniently carries out reuse to the shielding piece.

Preferably, the shielding piece is composed of a plurality of shielding plates, the round holes are formed in the shielding plates, and the shielding plates and the anchor rods are arranged in a one-to-one correspondence mode.

Through adopting above-mentioned technical scheme, the shielding piece comprises a plurality of shielding plates, and convenient follow-up removes the shielding plate, has improved the result of use of shielding plate.

Preferably, one side of the shielding plate, which is far away from the side slope, is provided with two sliding plates, the shielding plate is installed on the shielding plate through an installation part, a first hole is formed in the shielding plate, a second hole parallel to the axis of the round hole is formed in the shielding plate, the second hole is a horizontally extending waist-shaped hole, and the installation part comprises a bolt which is arranged in the second hole in a penetrating mode and is in threaded connection with the end part inside the first hole.

By adopting the technical scheme, when the sliding plate is installed, the bolt is arranged in the second hole in a penetrating mode and is connected in the first hole in a threaded mode; when needs cover the side slope, pull out the sliding plate level to the outside, the second hole on the sliding plate slides along the bolt this moment to make the sliding plate stretch out the outside of shielding plate, conveniently cover the side slope, improved the shielding plate to the area of covering of side slope, thereby reduce the number of uses of shielding plate, and then improved the availability factor of shielding plate.

Preferably, the sliding plate is provided with a connecting piece connected with the sliding plate on the adjacent shielding plate, the connecting piece comprises a mounting seat mounted on the sliding plate, a hinge shaft mounted on the mounting seat, and a rotating plate sleeved on the hinge shaft and extending to one side of the adjacent sliding plate away from the side slope, the rotating plate is provided with a clamping block towards the bottom surface of the adjacent sliding plate, and the sliding plate is provided with a clamping groove for placing the clamping block.

Through adopting above-mentioned technical scheme, the setting of connecting piece for the stability of sliding plate between two adjacent sliding plates is better, reduces the condition that two sliding plates take place the dislocation, during the use, pulls out the sliding plate from the shielding plate earlier, then establishes the one side at the shielding plate with the rotating plate lid, and the joint piece of rotating plate bottom this moment is placed in the joint inslot portion, makes to connect comparatively stably between two adjacent sliding plates.

Preferably, the articulated shaft is sleeved with a torsional spring, one end of the torsional spring is installed on the installation seat, and the other end of the torsional spring is installed on the rotating plate.

Through adopting above-mentioned technical scheme, owing to be provided with the torsional spring for the rotor plate is comparatively laminated with the sliding plate, reduces the rotor plate and removes the condition from sliding plate one side, makes the result of use of rotor plate better.

Preferably, the sliding plate is divided into a top plate and a bottom plate along a horizontal line, and the top plate and the bottom plate are both mounted on the shielding plate through mounting pieces.

By adopting the technical scheme, the sliding plate is divided into the top plate and the bottom plate, so that the top plate and the bottom plate can be flexibly used according to actual conditions, and the flexibility is better.

Preferably, the bottom plate is provided with a through hole, the inner top wall of the through hole is provided with a threaded rod in a penetrating mode, and the top end of the threaded rod is in threaded connection with the bottom of the top plate.

Through adopting above-mentioned technical scheme, connect roof and bottom plate through the screw rod for it is comparatively stable to connect between roof and the bottom plate, reduces the condition that roof and bottom plate take place to separate.

Preferably, two sliding plates between two adjacent shielding plates are provided with arc-shaped grooves for the anchor rods to pass through.

Through adopting above-mentioned technical scheme, through set up the arc wall on the sliding plate, conveniently wear to establish the stock between two sliding plates, further improved the stability between sliding plate and the side slope for the result of use of sliding plate is better.

In summary, the present application includes at least one of the following beneficial technical effects:

this application is through removable mounting has the shielding piece on the stock, and the shielding piece after the convenience is accomplished the use takes off, has improved the used repeatedly efficiency of shielding piece.

This application sets up the sliding plate and is used for installing the installed part on the shielding plate with the mounting panel through one side at the shielding plate for the relative shielding plate of sliding plate can slide, thereby has increased the area of contact of shielding plate and side slope, has improved the area of coverage of shielding plate to the side slope.

This application is through setting up the connecting piece, and the convenience is locked the sliding plate between two continuous shielding plates for it is comparatively stable to connect between two adjacent sliding plates, reduces the condition that two sliding plates take place the dislocation.

Drawings

Fig. 1 is a schematic structural diagram of an excavation supporting structure for hydraulic engineering according to an embodiment of the present application.

Fig. 2 is a schematic view illustrating a structure of a rock bolt according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram for illustrating a connection relationship between two adjacent shielding plates according to an embodiment of the present application.

Fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Fig. 5 is an enlarged schematic view of a portion B in fig. 3.

Description of reference numerals: 1. side slope; 2. a shield; 21. a shielding plate; 211. a circular hole; 212. a first hole; 22. a sliding plate; 221. a top plate; 222. a base plate; 223. a second hole; 224. perforating; 225. an arc-shaped slot; 23. a threaded rod; 3. an anchor rod; 31. a leak hole; 32. locking a ring; 4. a mounting member; 41. a bolt; 5. a connecting member; 51. a mounting seat; 52. hinging a shaft; 53. a rotating plate; 54. a clamping block; 55. a torsion spring; 551. a clamping groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses underground structure for hydraulic engineering. Referring to fig. 1 and 2, the foundation pit supporting structure for the hydraulic engineering comprises a shielding piece 2 covered on the outer side wall of a side slope 1, wherein the shielding piece 2 is formed by splicing a plurality of shielding plates 21, a round hole 211 is formed in the center of each shielding plate 21, a hollow anchor rod 3 penetrates through the round hole 211, the anchor rod 3 penetrates through the side slope 1, the top end of the anchor rod extends to the outside of the side slope 1, and a plurality of exposure holes 31 are formed in the anchor rod 3; the anchor rod 3 is sleeved with a locking ring 32 which is positioned on one side of the shielding element 2 which is far away from the slope 1. When the concrete-filled side slope is used, concrete is poured into the anchor rods 3, and the concrete in the anchor rods 3 enters the side slopes 1 along the leakage holes 31.

Referring to fig. 1 and 3, two sliding plates 22 are arranged on one side of the shielding plate 21 away from the side slope 1, and the sliding plates 22 are vertically symmetrical along the vertical center line of the shielding plate 21; the sliding plate 22 is symmetrically divided into a top plate 221 and a bottom plate 222 along the horizontal center line of the shielding plate 21; both the top plate 221 and the bottom plate 222 are slidably mounted on the shutter 21 by the mounting member 4. Both the top plate 221 and the bottom plate 222 are horizontally movable along the shielding plate 21 such that the top plate 221 and the bottom plate 222 extend to the outside of the shielding plate 21.

Referring to fig. 3, taking the mounting member 4 mounted on one of the top plates 221 as an example, the shielding plate 21 is provided with a first hole 212 located at the bottom of the top plate 221, the top plate 221 is provided with a second hole 223 communicated with the first hole 212, and the second hole 223 is a horizontally extending kidney-shaped hole; the mounting member 4 is a bolt 41 inserted into the second hole 223 from the side away from the side slope 1, and the tail end of the bolt 41 is screwed to the shielding plate 21. When the top plate 221 needs to be removed from the shielding plate 21 side, the top plate 221 is pulled outward, and the second hole 223 of the top plate 221 slides along the bolt 41.

Referring to fig. 3 and 4, in order to connect the two top plates 221 between the two adjacent shielding plates 21 and the two bottom plates 222, the top plate 221 is provided with a connector 5 used in cooperation with the top plate 221 on the other shielding plate 21; taking the connecting member 5 mounted on the top plate 221 as an example, the connecting member 5 includes a mounting seat 51, a hinge shaft 52, a rotating plate 53, a clamping block 54, and a torsion spring 55. The mounting seat 51 is fixedly connected to the side wall of the top plate 221 away from the side slope 1; the hinge shafts 52 are fixedly connected to the mounting base 51 and have the same extending direction along the top plate 221; the rotating plate 53 is rotatably sleeved on the hinge shaft 52 and can rotate relative to the hinge shaft 52, the rotating plate 53 extends horizontally and is covered on the upper part of the adjacent top plate 221; the side walls of the adjacent top plates 221 are provided with clamping grooves 551, and the clamping blocks 54 are fixedly connected to the bottoms of the rotating plates 53 and are placed in the clamping grooves 551; two torsion springs 55 are arranged and are all sleeved on the hinge shaft 52, the torsion springs 55 are symmetrical along the horizontal center line of the rotating plate 53, one end of each torsion spring 55 is fixedly connected to the side wall of the mounting seat 51, and the other end of each torsion spring 55 is fixedly connected to the side wall of the rotating plate 53. The rotating plate 53 is continuously covered on the upper portion of the adjacent top plate 221, so that the stability of the connection between the top plate 221 and the top plate 221 is improved.

Referring to fig. 3 and 5, a through hole 224 is formed in the bottom plate 222, an extending direction of the through hole 224 is the same as an extending direction of the circular hole 211, a threaded rod 23 penetrates through an inner top wall of the through hole 224, and a top end of the threaded rod 23 is connected to the bottom of the top plate 221 in a threaded manner, so that the top plate 221 and the bottom plate 222 are stably connected.

Referring to fig. 1 and 3, an arc-shaped groove 225 is formed between two top plates 221 and two bottom plates 222 between two adjacent shielding plates 21, and the cross section of the arc-shaped groove 225 after communication is circular, so that the anchor rod 3 can be conveniently inserted into the four arc-shaped grooves 225.

The implementation principle of a foundation pit supporting structure for hydraulic engineering in the embodiment of the application is as follows: when the side slope 1 needs to be supported, firstly, the shielding plate 21 at the bottom layer is placed on the side slope 1, and at the moment, the shielding plate 21 at the bottom layer is positioned at the upper part of the ground at one side of the side slope 1; pulling the top plate 221 and the bottom plate 222 along the shielding plates 21, wherein the second holes 223 on the top plate 221 and the bottom plate 222 slide along the bolts 41, and the top plate 221 and the bottom plate 222 on two adjacent shielding plates 21 slide along the shielding plates 21; then, the rotating plate 53 is rotated, so that the clamping blocks 54 at the bottom of the rotating plate 53 are placed in the clamping grooves 551; then the bolt 41 is moved upward, screwed to the bottom of the top plate 221; finally, the anchor rod 3 is arranged in the circular hole 211 and the four arc-shaped grooves 225 in a penetrating mode, and concrete is poured into the anchor rod 3; and finally, sleeving the locking ring 32 on the anchor rod 3.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a foundation ditch supporting construction for hydraulic engineering, includes and wears to establish stock (3) in side slope (1), its characterized in that: side slope (1) outside is provided with shielding piece (2) that shelters from side slope (1), round hole (211) have been seted up corresponding stock (3) in shielding piece (2), shielding piece (2) cover is established on stock (3), the cover is equipped with and is located shielding piece (2) locking ring (32) that deviate from side slope (1) one side on stock (3).

2. The foundation pit supporting structure for hydraulic engineering according to claim 1, characterized in that: the shielding piece (2) is composed of a plurality of shielding plates (21), the round hole (211) is formed in the shielding plates (21), and the shielding plates (21) and the anchor rods (3) are arranged in a one-to-one correspondence mode.

3. The foundation pit supporting structure for hydraulic engineering according to claim 2, characterized in that: one side that shielding plate (21) deviates from side slope (1) is provided with two sliding plates (22), shielding plate (21) all is installed on shielding plate (21) through installed part (4), first hole (212) have been seted up on shielding plate (21), second hole (223) parallel with round hole (211) axis have been seted up on shielding plate (21), second hole (223) are the waist shape hole of horizontal extension, installed part (4) are including wearing to establish in second hole (223) and tip threaded connection at the inside bolt (41) in first hole (212).

4. The foundation pit supporting structure for hydraulic engineering according to claim 3, characterized in that: the side slope protection device is characterized in that a connecting piece (5) connected with a sliding plate (22) on an adjacent shielding plate (21) is arranged on the sliding plate (22), the connecting piece (5) comprises a mounting seat (51) installed on the sliding plate (22), a hinge shaft (52) installed on the mounting seat (51) and a rotating plate (53) sleeved on the hinge shaft (52) in a rotating mode, the rotating plate (53) extends to one side, away from the side slope (1), of the adjacent sliding plate (22), a clamping block (54) is installed on the rotating plate (53) towards the bottom face of the adjacent sliding plate (22), and a clamping groove (551) used for placing the clamping block (54) is formed in the sliding plate (22).

5. The foundation pit supporting structure for hydraulic engineering according to claim 4, characterized in that: the articulated shaft (52) is gone up the cover and is equipped with torsional spring (55), the one end of torsional spring (55) is installed on mount pad (51), and the other end is installed on rotor plate (53).

6. The foundation pit supporting structure for hydraulic engineering according to claim 3, characterized in that: the sliding plate (22) is divided into a top plate (221) and a bottom plate (222) along the horizontal line, and the top plate (221) and the bottom plate (222) are both installed on the shielding plate (21) through installation pieces (4).

7. The foundation pit supporting structure for hydraulic engineering according to claim 6, characterized in that: the bottom plate (222) is provided with a through hole (224), the inner top wall of the through hole (224) is provided with a threaded rod (23) in a penetrating mode, and the top end of the threaded rod (23) is connected to the bottom of the top plate (221) in a threaded mode.

8. The foundation pit supporting structure for hydraulic engineering according to claim 6, characterized in that: arc-shaped grooves (225) for the anchor rods (3) to pass through are formed in the two sliding plates (22) between the two adjacent shielding plates (21).