CN220768108U

CN220768108U - Foundation pit supporting structure frame

Info

Publication number: CN220768108U
Application number: CN202322513185.3U
Authority: CN
Inventors: 杨瑞; 倪加才; 刘步明
Original assignee: Jiangsu Hongji Energy Saving New Technology Co ltd
Current assignee: Jiangsu Hongji Energy Saving New Technology Co ltd
Priority date: 2023-09-15
Filing date: 2023-09-15
Publication date: 2024-04-12
Anticipated expiration: 2033-09-15

Abstract

The utility model relates to the technical field of supporting structure frames, and discloses a foundation pit supporting structure frame which comprises a base, four sides of the base are respectively formed by fixedly connecting a first cross beam, a second cross beam and two first longitudinal beams, the two first longitudinal beams are connected to two ends of the first cross beam and the second cross beam, the second longitudinal beam is connected to the middle position of the first cross beam and the middle position of the second cross beam, a first baffle is rotatably connected to the base, first rotating supports are mounted at two ends of the first cross beam, the first baffle rotates on the first cross beam by taking the first rotating supports as supporting points, a telescopic rod is rotatably connected to the upper surface of the base, a third rotating support is connected to the upper side of two sides of the first baffle, the telescopic rod is movably connected with the first baffle and the base, the second baffle is movably connected in the first baffle, the first baffle and the second baffle can be replaced in different scenes, and the structure is firm, can be flexibly stored and replaced, and can be suitable for different foundation pit scenes.

Description

Foundation pit supporting structure frame

Technical Field

The utility model relates to the technical field of supporting structure frames, in particular to a foundation pit supporting structure frame.

Background

The foundation pit supporting engineering is engineering measures adopted to ensure the stability of pit walls and protect the safety of main underground engineering construction and the surrounding environment from damage during the excavation of the foundation pit. The general foundation pit support form is selected mainly based on factors such as foundation pit depth, site conditions, surrounding environment site hydrogeological conditions, project construction period requirements and the like, and is reasonably selected through comprehensive analysis.

When the existing supporting structure frame bears excessive pressure, the situation of inclined collapse can occur, meanwhile, the supporting area of a stressed plate cannot be flexibly adjusted by the existing supporting structure frame device, the actual construction conditions of different foundation pits cannot be met, and then a foundation pit supporting structure frame is provided.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a foundation pit supporting structure frame which has the advantages of simple and firm structure and flexible storage and replacement, and solves the problems that the traditional structure is not firm enough and the actual construction conditions of different foundation pits can not be met.

(II) technical scheme

In order to achieve the purpose of flexible storage and replacement, the utility model provides the following technical scheme: the utility model provides a foundation ditch supporting structure frame, includes the base, the base includes first crossbeam, second crossbeam, first longeron, second longeron, the base four sides are formed by first crossbeam, second crossbeam and two first longeron fixed connection respectively, first longeron and second longeron parallel arrangement, first longeron is fixed connection respectively at the both ends of first crossbeam and second crossbeam, second longeron fixed connection is in the intermediate position of first crossbeam and second crossbeam, rotate on the base and be connected with first baffle, the mounting hole has been seted up to the one end both sides that the base was kept away from to first baffle, the both ends fixed mounting of first crossbeam has first rotation support, first rotation support inboard is provided with the connecting axle corresponding with the mounting hole of first baffle, first baffle rotates on first crossbeam as the fulcrum, the position rotation that the base upper surface is close to first baffle is connected with the telescopic link, first baffle both sides top fixedly connected with third rotation support, swing joint is second baffle is kept away from to first baffle in the first baffle, keep away from through the telescopic link with first end rotation support.

Preferably, the first baffle top has been seted up and has been accomodate the groove, sliding mounting has been accomodate to first baffle, the second spout has been seted up to first baffle both sides, the second screw has been seted up to the side surface that the second baffle is close to second spout one end, second screw female connection has the second screw rod, the second screw rod slides on the second spout, the fixed surface of second screw rod is connected with the second knob.

Preferably, the opening has been seted up on one side surface of first baffle, the base one end has been kept away from to first baffle has been seted up and has been accomodate the spout, it is circular to accomodate spout one end that is close to the opening, second baffle sliding connection is in first baffle, the second screw has been seted up near first baffle one end both sides to the second baffle, second screw female connection has the second screw rod, sliding connection is accomodate on the spout to the second screw rod, the fixed surface of second screw rod is connected with the second knob, the surface mounting that the second baffle is close to the second screw rod has stop device.

Preferably, the limiting device comprises a rotating shaft and a clamping plate, the clamping plate can rotate along the rotating shaft, the clamping plate rotates along the rotating shaft to form a right triangle with the second baffle, a stable structure is achieved, and the maximum rotation angle of the rotating shaft is forty-five degrees.

Preferably, the telescopic link includes sleeve, movable rod, first knob, first screw rod, first spout, first screw, first fixed bolster, second fixed bolster, the sleeve is the outer structure of telescopic link, first screw has been seted up to movable rod one end, first screw threaded connection is in first screw, first spout has been seted up to the sleeve both sides, sliding connection is on first spout to first screw, first knob fixed connection is kept away from the one end of first screw at first screw, sleeve is close to the first fixed bolster of base one end fixedly connected with, sleeve other end fixedly connected with second fixed bolster, the telescopic link relies on above structure to stretch and shrink, and rotatory first knob is fixed and is released.

Preferably, the first longitudinal beam is provided with a second storage groove, one end of the second storage groove, which is close to the first baffle, is provided with a second rotating support, the first fixed support is rotationally connected to the second rotating support, and the second fixed support is rotationally connected to the third rotating support.

Preferably, the second baffle is kept away from first spout one end central authorities fixedly connected with handle, conveniently carries out the shrink and the extension of second baffle.

Preferably, the base is kept away from first baffle one end fixedly connected with third fixed bolster, install the ground nail in the third fixed bolster, the ground nail is fixed whole structure frame when being under construction.

(III) beneficial effects

Compared with the prior art, the utility model provides a foundation pit supporting structure frame, which has the following beneficial effects:

this foundation ditch supporting structure frame, the telescopic link through being connected between base and first baffle and the two mutually support, the telescopic link drives first baffle and changes to vertical state from the horizontality, makes its laminating foundation ditch, can not take place the condition that inner wall soil drops, supports first baffle simultaneously to this realizes the support purpose to the foundation ditch, has accomodate the second baffle in the first baffle, can come from adjusting the area of support to the foundation ditch according to the construction condition, thereby has reached the reinforcing support, nimble purpose of adjusting the atress board.

According to the foundation pit supporting structure frame, the first baffle and the second baffle are flexibly changed, so that the supporting structure frame can support the vertical soil surface, and meanwhile, the supporting structure frame can also adapt to the corner position to support the soil surface on two sides, so that the purpose of meeting the flexible change of the actual construction conditions of different foundation pits is achieved.

Drawings

FIG. 1 is a schematic view of a storage structure of the present utility model;

FIG. 2 is a schematic view of the structure of the present utility model in its unfolded state;

FIG. 3 is a schematic view of a base structure of the present utility model;

FIG. 4 is a schematic view of a first baffle plate according to the present utility model

FIG. 5 is a schematic view of a telescopic rod according to the present utility model

FIG. 6 is a schematic view of a second baffle plate according to the present utility model

FIG. 7 is a schematic view of a baffle plate structure after replacement according to the present utility model

Fig. 8 is a schematic view of an alternative second baffle structure according to the present utility model.

In the figure: 1. a base; 11. a first cross beam; 12. a second cross beam; 13. a first stringer; 14. a second stringer; 15. a first rotating support; 16. a second storage groove; 17. a second rotating support; 18. a third fixed support; 19. ground nails; 2. a first baffle; 21. a mounting hole; 22. a first storage groove; 23. a third rotary support; 24. a second chute; 201. a storage chute; 3. a telescopic rod; 31. a sleeve; 32. a movable rod; 33. a first knob; 34. a first screw; 35. a first chute; 36. a first screw hole; 37. a first fixed support; 38. a second fixed support; 4. a second baffle; 41. a second knob; 42. a second screw; 43. a second screw hole; 44. a handle; 401. and a limiting device.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-8, a foundation pit supporting structure frame comprises a base 1, wherein the base 1 is made of stainless steel, the bearing capacity is strong, the base 1 comprises a first cross beam 11, a second cross beam 12, a first longitudinal beam 13 and a second longitudinal beam 14, four sides of the base 1 are respectively formed by fixedly connecting the first cross beam 11, the second cross beam 12 and two first longitudinal beams 13, the first longitudinal beam 13 and the second longitudinal beam 14 are arranged in parallel, the first longitudinal beam 13 is fixedly connected to two ends of the first cross beam 11 and the second cross beam 12, the second longitudinal beam 14 is fixedly connected to the middle position of the first cross beam 11 and the second cross beam 12, a first baffle 2 is rotationally connected to the base 1, one end of the base 1 far away from the first baffle 2 is fixedly connected with a third fixed support 18, ground nails 19 are arranged in the third fixed support 18, the ground nails 19 fix the whole structure frame during construction, mounting holes 21 are formed in two sides of one end of the first baffle 2 far away from the base 1, the two ends of the first cross beam 11 are fixedly provided with first rotating support seats 15, the inner side of the first rotating support seats 15 is provided with buckles corresponding to mounting holes 21 of the first baffle plates 2, the first baffle plates 2 rotate on the first cross beam 11 by taking the first rotating support seats 15 as fulcrums, the upper surface of the base 1 is rotationally connected with telescopic rods 3 at positions close to the first baffle plates 2, the upper parts of the two sides of the first baffle plates 2 are fixedly connected with third rotating support seats 23, the telescopic rods 3 are movably connected with the base 1 and the third rotating support seats 23, the telescopic rods 3 comprise sleeves 31, movable rods 32, first knobs 33, first screw rods 34, first sliding grooves 35, first screw holes 36, first fixed support seats 37 and second fixed support seats 38, the sleeves 31 are external structures of the telescopic rods 3, one ends of the movable rods 32 are provided with first screw holes 36, the first screw rods 34 are in the first screw holes 36, the two sides of the sleeve 31 are provided with a first chute 35, a first screw rod 34 is in sliding connection with the first chute 35, a first knob 33 is fixedly connected with one end of the first screw rod 34, which is far away from a first screw hole 36, one end of the sleeve 31, which is close to the base 1, is fixedly connected with a first fixed support 37, the other end of the sleeve 31 is fixedly connected with a second fixed support 38, the telescopic rod 3 stretches and contracts by virtue of the above structure, the first knob 33 is rotated to fix and release, a second containing groove 16 is arranged on the first longitudinal beam 13, one end of the second containing groove 16, which is close to the first baffle 2, is provided with a second rotary support 17, the first fixed support 37 is rotationally connected with the second rotary support 17, the second fixed support 38 is rotationally connected with the third rotary support 23, the second baffle 4 is movably connected in the first baffle 2, one end of the telescopic rod 3 far away from the base 1 is rotationally connected with the first baffle 2 through a third rotary support 23, in one embodiment, a first storage groove 22 is formed at the top end of the first baffle 2, a second baffle 4 is slidably mounted in the first storage groove 22, second sliding grooves 24 are formed at two sides of the first baffle 2, second screw holes 43 are formed on the side surfaces of the second baffle 4 close to one end of the second sliding grooves 24, second screw rods 42 are connected with inner threads of the second screw holes 43, the second screw rods 42 slide on the second sliding grooves 24, second knobs 41 are fixedly connected with the surfaces of the second screw rods 42, in another embodiment, an opening is formed on one side surface of the first baffle 2, a storage sliding groove 201 is formed at one end of the first baffle 2 far away from the base 1, one end of the storage sliding groove 201 close to the opening is circular, the second baffle 4 is slidably connected in the first baffle 2, second screw holes 43 are formed at two sides of the second baffle 4 close to one end of the first baffle 2, the second screw hole 43 internal thread is connected with the second screw rod 42, sliding connection is carried out on the storage chute 201 to the second screw rod 42, the fixed surface of second screw rod 42 is connected with the second knob 41, the surface mounting that second baffle 4 is close to the second screw rod 42 has stop device 401, stop device 401 includes pivot and splint, splint can rotate along the pivot, the rotation angle of pivot is forty-five degrees at maximum, splint rotate splint and second baffle 4 along the pivot and form right triangle, reach stable structure, when the outside slip of second baffle 4 along the slip chute to chute circular position, the biggest rotation angle that second baffle 4 can rotate is half circumference, second baffle 4 can rotate and be as for first splint to become the right angle, stop device 401 is fixed, thereby satisfy the fixed demand at foundation ditch corner.

Working principle: in an embodiment, the plane foundation pit is required to be fixed, the device is integrally placed at the bottom of the foundation pit, the base 1 is fixed at the position by using the ground screw 19, then the first baffle plate 2 is turned upwards by using the first rotating support 15 until the first baffle plate is ninety degrees with the base 1 or is clung to the inner wall of the foundation pit, finally the telescopic rod 3 at the back of the first baffle plate 2 is fixed, so that the first baffle plate 2 cannot incline, the rotating support point of the first baffle plate 2 is different from the rotating support point of the telescopic rod 3, the telescopic rod 3 can stretch according to the moving angle, when the first baffle plate 2 is turned upwards, the movable rod 32 moves upwards along with the second fixed support 38, the sleeve 31 rotates along with the movable rod 32, the movable rod 32 is pulled out from the sleeve 31, when the first baffle plate 2 rotates to the vertical position, the first knob 33 is rotated to enable the movable rod 32 to be fixed, the second baffle plate 4 can be pulled out from the first baffle plate 2, the second knob 41 is rotated, the movable restriction of the second baffle plate 4 is released, then the second baffle plate 4 is pulled outwards by using the handle 44 until the second screw rod 42 slides to the second knob 24, the two sliding support points are not needed, the two sliding screw rods are required to be clung to the two inner walls, and the area of the foundation pit can be fixed, the area can be increased, and the area of the foundation pit can be fixed, and the area can be increased.

In another embodiment, the corner of the foundation pit is required to be fixed, the device is integrally placed at the bottom of the foundation pit, the ground nail 19 is used for fixing the base 1 at the position, then the first baffle plate 2 is turned upwards by the first rotating support 15 until the first baffle plate and the base 1 are ninety degrees or cling to the inner wall of the foundation pit, finally the telescopic rod 3 at the back of the first baffle plate 2 is fixed, so that the first baffle plate 2 cannot incline, the rotating support point of the first baffle plate 2 is different from the rotating support point of the telescopic rod 3, the telescopic rod 3 can stretch according to the moving angle, when the first baffle plate 2 is turned upwards, the movable rod 32 moves upwards along with the second fixed support, the sleeve 31 rotates along with the movable rod 32, the movable rod 32 is pulled out from the sleeve 31, when the first baffle 2 rotates to the vertical position, the movable rod 32 is fixed by rotating the first knob 33, the second baffle 4 can be pulled out from the first baffle 2, the second knob 41 is rotated, the movable restriction of the second baffle 4 is released, the second baffle 4 is pulled out sideways along the containing chute 201 by utilizing the handle 44 until the second screw rod 42 slides to the circular position of the containing chute 201, the handle 44 is pulled to enable the second baffle 4 to rotate to the inner side of the first baffle 2 to form a ninety-degree included angle with the first baffle 2, the clamping plate in the second baffle 4 limiting device 401 rotates to the clamping plate to form a right triangle with the second baffle 4 along the rotating shaft, the second knob 41 is screwed, and the position of the second baffle 4 is fixed, so that the support of the corner of the foundation pit can be completed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a foundation ditch support structure frame, includes base (1), its characterized in that: the base (1) comprises a first cross beam (11), a second cross beam (12), a first longitudinal beam (13) and a second longitudinal beam (14), four sides of the base (1) are respectively formed by fixedly connecting the first cross beam (11), the second cross beam (12) and two first longitudinal beams (13), the first longitudinal beams (13) and the second longitudinal beams (14) are arranged in parallel, the first longitudinal beams (13) are respectively fixedly connected to two ends of the first cross beam (11) and the second cross beam (12), the second longitudinal beams (14) are fixedly connected to the middle positions of the first cross beam (11) and the second cross beam (12), a first baffle (2) is rotationally connected to the base (1), two sides of one end of the first baffle (2) far away from the base (1) are provided with mounting holes (21), two ends of the first cross beam (11) are fixedly provided with first rotary supports (15), the inner sides of the first rotary supports (15) are provided with connecting shafts corresponding to the mounting holes (21) of the first baffle (2), the first rotary supports (2) are rotationally connected to the first rotary supports (2) at positions close to the first rotary supports (3) on the first baffle (1), a third rotating support (23) is fixedly connected above the two sides of the first baffle (2), a second baffle (4) is movably connected in the first baffle (2),

one end of the telescopic rod (3) far away from the base (1) is rotationally connected with the first baffle (2) through the third rotary support (23).

2. A foundation pit supporting structure frame according to claim 1, wherein: the first baffle (2) top has been seted up first storage tank (22), first storage tank (22) sliding mounting has second baffle (4), second spout (24) have been seted up to first baffle (2) both sides, second screw (43) have been seted up to the side surface that second baffle (4) is close to second spout (24) one end, second screw (43) female connection has second screw (42), second screw (42) slide on second spout (24), the fixed surface of second screw (42) is connected with second knob (41).

3. A foundation pit supporting structure frame according to claim 1, wherein: an opening is formed in one side surface of the first baffle (2), a storage chute (201) is formed in one end, far away from the base (1), of the first baffle (2), the storage chute (201) is round near one end of the opening, the second baffle (4) is slidably connected in the first baffle (2), second screw holes (43) are formed in two sides, near the first baffle (2), of the second baffle (4), second screw rods (42) are connected with inner threads of the second screw holes (43), the second screw rods (42) are slidably connected on the storage chute (201), a second knob (41) is fixedly connected to the surface of the second screw rods (42), and a limiting device (401) is arranged on the surface, near the second screw rods (42), of the second baffle (4).

4. A foundation pit supporting structure frame according to claim 1, wherein: the telescopic rod (3) comprises a sleeve (31), a movable rod (32), a first knob (33), a first screw rod (34), a first sliding groove (35), a first screw hole (36), a first fixed support (37) and a second fixed support (38), wherein the sleeve (31) is of an external structure of the telescopic rod (3), the first screw hole (36) is formed in one end of the movable rod (32), the first screw rod (34) is in threaded connection with the first screw hole (36), first sliding grooves (35) are formed in two sides of the sleeve (31), the first screw rod (34) is in sliding connection with the first sliding groove (35), the first knob (33) is fixedly connected with one end, far away from the first screw hole (36), of the first screw rod (34), the sleeve (31) is close to the first fixed support (37) of one end of the base (1), and the other end of the sleeve (31) is fixedly connected with the second fixed support (38).

5. The foundation pit supporting structure frame of claim 4, wherein: the first longitudinal beam (13) is provided with a second storage groove (16), one end, close to the first baffle (2), of the second storage groove (16) is provided with a second rotating support (17), the first fixed support (37) is rotationally connected to the second rotating support (17), and the second fixed support (38) is rotationally connected to the third rotating support (23).

6. The foundation pit supporting structure frame of claim 4, wherein: the center of one end, far away from the first chute (35), of the second baffle (4) is fixedly connected with a handle (44).

7. A foundation pit supporting structure frame according to claim 1, wherein: one end of the base (1) far away from the first baffle (2) is fixedly connected with a third fixed support (18), and a ground nail (19) is arranged in the third fixed support (18).