CN217974409U

CN217974409U - Foundation pit excavation supporting structure

Info

Publication number: CN217974409U
Application number: CN202221894960.3U
Authority: CN
Inventors: 彭强; 葛瑞斌; 王瑞; 姚磊; 孙华
Original assignee: Anhui Xinhong Construction Engineering Co ltd
Current assignee: Anhui Xinhong Construction Engineering Co ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2022-12-06
Anticipated expiration: 2032-07-21

Abstract

The utility model belongs to the excavation of foundation ditch field, especially, an excavation of foundation ditch supporting construction, the size of strutting to current supporting construction is comparatively fixed, and inconvenient foundation ditch distance according to the difference is adjusted, and supporting construction is difficult to the problem of buildding fast when using, now proposes following scheme, and it is including strutting base, two regulation boards, control assembly, two and strut curb plate and two regulating part, strut the both sides of base and all seted up the mounting groove, strut the regulating plate slidable mounting in the mounting groove that corresponds, control assembly sets up on strutting the base, control assembly struts the regulating plate with two and is connected, two strut one side of regulating plate and all seted up the fixed slot. The utility model discloses a supporting construction's supporting dimension is comparatively nimble, can adjust according to the foundation ditch distance of difference, and supporting construction puts up convenient and fast when using.

Description

Foundation pit excavation supporting structure

Technical Field

The utility model relates to a foundation ditch excavation technical field especially relates to a foundation ditch excavation supporting construction.

Background

In order to ensure the safety of underground structure construction and the surrounding environment of a foundation pit, the conventional foundation pit support mainly comprises a row pile support, an underground continuous wall support, a cement retaining wall, a soil nailing wall, a reinforced concrete row pile support and the like, and adopts retaining, reinforcing and protecting measures for the side wall of the foundation pit and the surrounding environment;

among the prior art, can waste a large amount of time when installation and dismantlement, lead to the construction progress to receive the influence, when utilizing the guard plate to protect the foundation ditch moreover, can not adjust the guard plate according to the inside particular case of foundation ditch, the limitation is strong, and the not convenient to use discloses an excavation supporting structure that excavation used to above-mentioned problem application number 202123185714.9, include: the body is connected with a plurality of guide rods, and the guide rods are movably connected with supporting pieces; the driving shaft is movably connected with the body, a driven part is movably connected with the driving shaft, the driven part is movably connected with the supporting part, and the supporting part is movably connected with a supporting plate; however, in the in-service use process, supporting construction's strut size is comparatively fixed, and inconvenient foundation ditch distance according to the difference is adjusted, and supporting construction is difficult to build fast when using.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a foundation pit excavation supporting structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a excavation supporting construction, is including strutting the base, strutting the regulating plate two, control assembly, two and strut curb plates and two adjusting part, strutting the both sides of base and all having seted up the mounting groove, strut the regulating plate slidable mounting in corresponding mounting groove, control assembly sets up on strutting the base, control assembly is connected with two and strut the regulating plate, two strut one side of regulating plate and all having seted up the fixed slot, strut the curb plate and rotate and install in corresponding fixed slot, two adjusting part all set up on strutting the base, adjusting part is connected with corresponding strut the curb plate, control assembly includes two threaded rods one, two connecting gears and adjustment handle, and threaded groove has all been seted up to one side that two strut the regulating plate and are close to each other, has seted up same connecting hole on the inner wall of one side of two mounting grooves, and the internal rotation of connecting hole installs two threaded rods one, and threaded rod one is threaded and is installed in corresponding threaded groove, and the one end of two threaded rods all fixed mounting has connecting gear, two connecting gear meshes, one side fixed mounting has bevel gear one, the through-hole has seted up on the inner wall of connecting hole, and the through-hole internal rotation is connected with the rotation, and is connected with the rotation of bevel gear second, the other end of bevel gear is installed bevel gear.

Preferably, the adjusting part is including supporting the swash plate, removing regulation seat, sliding seat and control knob, the shifting chute has been seted up at the top of strutting the base, slidable mounting has the removal regulation seat in the shifting chute, and the control groove has all been seted up at the top of two removal regulation seats, and equal slidable mounting has the sliding seat in two control grooves, has all seted up the spread groove on two sliding seats, all rotates in two spread grooves and installs the support swash plate, and equal fixed mounting has the connecting seat on two support curb plates, the support swash plate rotates and installs on the connecting seat that corresponds.

Preferably, threaded holes are formed in one side of each of the two sliding seats, grooves are formed in the inner walls of the two control grooves, a second threaded rod is installed on the inner wall of each groove in a rotating mode, two threads of each threaded rod are installed in the corresponding threaded holes, worm wheels are fixedly installed on the two threaded rods, driving rods are connected to the inner walls of the two grooves in a rotating mode, worms are fixedly installed at the bottom ends of the two driving rods, the worms are meshed with the corresponding worm wheels, and control knobs are fixedly installed at the top ends of the two driving rods.

Preferably, the inner wall of the mounting groove is provided with a sliding groove, the support adjusting plate is fixedly provided with a sliding block, and the sliding block is slidably mounted in the sliding groove.

Preferably, two bearings are fixedly mounted on the inner wall of the connecting hole, and the first threaded rod is fixedly connected to the inner ring of the corresponding bearing.

Preferably, a rotating groove is formed in the inner wall of the connecting groove, a rotating block is fixedly mounted on the supporting inclined plate, and the rotating block is rotatably mounted in the rotating groove.

Preferably, a square groove is formed in the inner wall of one side of the moving groove, a connecting block is fixedly mounted on one side of the moving adjusting seat, and the connecting block is slidably mounted in the square groove.

Compared with the prior art, the beneficial effects of the utility model reside in that:

(1) The utility model discloses a excavation supporting construction can expand supporting construction fast and use to can adjust two use sizes of strutting the curb plate in a flexible way, thereby adapt to not unidimensional foundation ditch, use adaptability better.

(2) The utility model discloses a excavation supporting construction can adjust the support angle that supports the curb plate through adjusting part, the foundation ditch inclined plane in the adaptable different foundation ditches.

Drawings

Fig. 1 is a schematic view of a main view structure of a supporting structure for excavation of a foundation pit provided by the utility model;

fig. 2 is a schematic three-dimensional structure diagram of a sliding seat and a supporting sloping plate of a foundation pit excavation supporting structure provided by the utility model;

fig. 3 is a schematic structural view of a part a of the excavation supporting structure of the utility model;

fig. 4 is the utility model provides a excavation supporting construction's B part schematic structure.

In the figure: 1. a support base; 2. supporting and adjusting plates; 3. supporting a side plate; 4. supporting the inclined plate; 5. moving the adjusting seat; 6. a sliding seat; 7. a first threaded rod; 8. a connecting gear; 9. a first bevel gear; 10. a second bevel gear; 11. an adjustment handle; 12. a second threaded rod; 13. a worm gear; 14. a worm; 15. and a control knob.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one.

Referring to fig. 1 to 4, a supporting structure for excavation of foundation pit, comprising a supporting base 1, two supporting plates 2 and two supporting side plates 3, wherein mounting grooves are formed on both sides of the supporting base 1, the supporting plates 2 are slidably mounted in the corresponding mounting grooves, fixing grooves are formed on both sides of the supporting plates 2, the supporting side plates 3 are rotatably mounted in the corresponding fixing grooves, a moving groove is formed on the top of the supporting base 1, moving adjustment seats 5 are slidably mounted in the moving groove, control grooves are formed on the top of the two moving adjustment seats 5, sliding seats 6 are slidably mounted in the two control grooves, connecting grooves are formed on both the two sliding seats 6, supporting inclined plates 4 are rotatably mounted in the two connecting grooves, connecting seats are fixedly mounted on both the two supporting side plates, a worm wheel 13 is rotatably mounted on both inner walls of the two sliding seats 6, grooves are formed on both inner walls of the two control grooves, two worm wheels 12 are rotatably mounted on both inner walls of the two grooves, a worm wheel 14 is rotatably mounted on both inner walls of the two driving rods, a worm wheel 7 is rotatably mounted on both inner walls of the two driving rods, and a knob is rotatably mounted on the driving rod 7, and a driving rod 7 is mounted on the driving rod, and a driving rod is mounted on the driving rod, and a driving rod is rotatably mounted on the driving rod, respectively, the two connecting gears 8 are meshed, a first bevel gear 9 is fixedly mounted on one side of each connecting gear 8, a through hole is formed in the inner wall of each connecting hole, a rotating shaft rod is connected in the through holes in a rotating mode, a second bevel gear 10 is fixedly connected to one end of the rotating shaft rod, the second bevel gear 10 is meshed with the first bevel gear 9, and an adjusting handle 11 is fixedly mounted at the other end of the rotating shaft rod.

In this embodiment, the inner wall of the mounting groove is provided with a chute, the support adjusting plate 2 is fixedly provided with a slide block, and the slide block is slidably mounted in the chute.

In the embodiment, two bearings are fixedly mounted on the inner wall of the connecting hole, and the first threaded rod 7 is fixedly connected to the inner ring of the corresponding bearing.

In this embodiment, the inner wall of spread groove has been seted up and has been rotated the groove, supports fixed mounting and has the turning block on the swash plate 4, and the turning block rotates to be installed at the rotation inslot.

In this embodiment, seted up square groove on one side inner wall of shifting chute, one side fixed mounting who removes regulation seat 5 has the connecting block, and connecting block slidable mounting is in square inslot.

In the embodiment, the supporting base 1 is arranged in a foundation pit, the control knob 15 is rotated, the control knob 15 drives the rotating shaft rod to rotate, the rotating shaft rod drives the worm 14 to rotate, the worm 14 drives the worm wheel 13 and the threaded rod two 12 to rotate, the threaded rod two 12 drives the sliding seat 6 to move, the sliding seat 6 drives the supporting inclined plate 4 and the supporting side plate 3 to rotate, the supporting side plate 3 rotates on the supporting adjusting plate 2 and can adjust the inclination angle of the supporting side plate 3, the bevel gear two 10 can be driven to rotate after the adjusting handle 11 is rotated, the bevel gear two 10 drives the bevel gear one 9 to rotate, the bevel gear one 9 drives the connecting gear 8 to rotate, the connecting gear 8 drives the other connecting gear 8 and the threaded rod one 7 to rotate, the threaded rod one 7 drives the corresponding supporting adjusting plate 2 to move, the supporting adjusting plate 2 drives the supporting side plate 3 to move, and the moving adjusting seat 5 moves along with the supporting adjusting plate.

The utility model discloses the technological progress that prior art obtained relatively is: the utility model discloses a supporting construction's supporting dimension is comparatively nimble, can adjust according to the foundation ditch distance of difference, and supporting construction puts up convenient and fast when using.

Claims

1. A foundation pit excavation supporting structure is characterized by comprising a supporting base (1), two supporting adjusting plates (2), a control assembly, two supporting side plates (3) and two adjusting assemblies, wherein mounting grooves are formed in two sides of the supporting base (1), the supporting adjusting plates (2) are slidably mounted in the corresponding mounting grooves, the control assembly is arranged on the supporting base (1), the control assembly is connected with the two supporting adjusting plates (2), fixing grooves are formed in one sides of the two supporting adjusting plates (2), the supporting side plates (3) are rotatably mounted in the corresponding fixing grooves, the two adjusting assemblies are arranged on the supporting base (1), the adjusting assemblies are connected with the corresponding supporting side plates (3), the control assembly comprises two threaded rod I (7), two connecting gears (8) and an adjusting handle (11), threaded grooves are formed in one sides, close to each other, of the two supporting adjusting plates (2), the same connecting hole is formed in the inner wall of one sides of the two supporting side plates, the connecting hole is internally rotatably mounted with the two threaded rod I (7), the threaded rod I (7) is mounted in the corresponding threaded groove, one end of the two supporting adjusting plates (7) is fixedly mounted with the connecting gears (8), one side of the two supporting adjusting plates (8), the bevel gears (9) is mounted on one side, the inner wall of the connecting hole is meshed with the bevel gear connecting hole (9), the through hole is connected with a rotating shaft rod in a rotating mode, one end of the rotating shaft rod is fixedly connected with a second bevel gear (10), the second bevel gear (10) is meshed with the first bevel gear (9), and the other end of the rotating shaft rod is fixedly provided with an adjusting handle (11).

2. The excavation supporting structure of claim 1, wherein the adjusting component comprises a supporting inclined plate (4), a movable adjusting seat (5), a sliding seat (6) and a control knob (15), a movable groove is formed in the top of the supporting base (1), the movable adjusting seat (5) is slidably mounted in the movable groove, control grooves are formed in the tops of the two movable adjusting seats (5), the sliding seat (6) is slidably mounted in each control groove, connecting grooves are formed in the two sliding seats (6), the supporting inclined plate (4) is rotatably mounted in each connecting groove, connecting seats are fixedly mounted on the two supporting side plates, and the supporting inclined plate (4) is rotatably mounted on the corresponding connecting seats.

3. The excavation supporting structure of claim 2, wherein one side of each of the two sliding seats (6) is provided with a threaded hole, the inner walls of the two control grooves are provided with grooves, the inner walls of the two grooves are rotatably provided with a second threaded rod (12), the second threaded rod (12) is installed in the corresponding threaded hole in a threaded manner, the two second threaded rods (12) are fixedly provided with worm wheels (13), the inner walls of the two grooves are rotatably connected with driving rods, the bottom ends of the two driving rods are fixedly provided with worms (14), the worms (14) are meshed with the corresponding worm wheels (13), and the top ends of the two driving rods are fixedly provided with control knobs (15).

4. The foundation pit excavation supporting structure as claimed in claim 1, wherein a sliding groove is formed in an inner wall of the mounting groove, a sliding block is fixedly mounted on the supporting adjusting plate (2), and the sliding block is slidably mounted in the sliding groove.

5. The excavation supporting structure of claim 1, wherein two bearings are fixedly installed on the inner walls of the connecting holes, and the first threaded rod (7) is fixedly connected to the inner rings of the corresponding bearings.

6. The excavation supporting structure for the foundation pit according to claim 2, wherein the inner wall of the connecting groove is provided with a rotating groove, the inclined supporting plate (4) is fixedly provided with a rotating block, and the rotating block is rotatably arranged in the rotating groove.

7. The foundation pit excavation supporting structure according to claim 2, wherein a square groove is formed in an inner wall of one side of the movable groove, a connecting block is fixedly mounted on one side of the movable adjusting seat (5), and the connecting block is slidably mounted in the square groove.