CN216515628U

CN216515628U - Foundation pit supporting structure

Info

Publication number: CN216515628U
Application number: CN202123170597.9U
Authority: CN
Inventors: 黄红; 刘长河; 申鹏飞; 管武军; 刘震
Original assignee: Henan Hefa Construction Engineering Co ltd
Current assignee: Henan Hefa Construction Engineering Co ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-05-13
Anticipated expiration: 2031-12-15

Abstract

The application relates to the technical field of foundation pit support, in particular to a foundation pit support structure, which comprises a bottom plate and a support plate, wherein the bottom plate is used for being attached to the bottom of a foundation pit, the support plate is used for being attached to the side part of the foundation pit, the support plate is rotatably connected to the bottom plate, a plurality of inserting nails used for being inserted into the bottom of the foundation pit are arranged on the bottom plate in a penetrating manner, and a plurality of inserting nails used for being inserted into the side part of the foundation pit are arranged on the support plate in a penetrating manner; the adjusting assembly comprises a rotating rod and a sliding block, wherein the rotating rod is obliquely arranged, the sliding block is connected to the bottom plate in a sliding mode along the horizontal direction, two ends of the rotating rod are respectively connected to the supporting plate and the sliding block in a rotating mode, and a plane formed by the supporting plate when the supporting plate rotates, a plane formed by the rotating rod when the rotating plate rotates and the sliding direction of the sliding block are parallel to the same vertical plane; the bottom plate is provided with a locking assembly used for locking and fixing the sliding block. The method and the device can be suitable for supporting different foundation pits.

Description

Foundation pit supporting structure

Technical Field

The application relates to the technical field of foundation pit support, in particular to a foundation pit support structure.

Background

The foundation pit support is a retaining, reinforcing and protecting measure adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit. The foundation pit inevitably causes deformation of surrounding soil bodies in the excavation process, influences underground pipelines of surrounding buildings, and seriously endangers the normal use and safety of the underground pipelines. In order to avoid this, a foundation pit supporting structure is provided in the design of the foundation pit and the excavation construction for stabilizing the safety of the foundation pit.

Current supporting construction includes integrated into one piece's bottom plate and backup pad usually, and the bottom plate is installed in the bottom of foundation ditch, and the backup pad is laminated in the lateral part of foundation ditch to realized strutting the foundation ditch.

However, the inventor believes that the angle between the bottom plate and the support plate in the supporting structure cannot be adjusted, and the supporting structure cannot be applied to supporting of different foundation pits, and therefore improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to be applicable to the strutting of different foundation pits, this application provides foundation pit supporting construction.

The application provides a foundation ditch supporting construction adopts following technical scheme: the foundation pit supporting structure comprises a bottom plate and a supporting plate, wherein the bottom plate is used for being attached to the bottom of a foundation pit, the supporting plate is used for being attached to the side portion of the foundation pit, the supporting plate is rotatably connected to the bottom plate, a plurality of inserting nails used for being inserted into the bottom of the foundation pit penetrate through the bottom plate, and a plurality of inserting nails used for being inserted into the side portion of the foundation pit penetrate through the supporting plate; the adjusting assembly comprises a rotating rod and a sliding block, wherein the rotating rod is obliquely arranged, the sliding block is connected to the bottom plate in a sliding mode along the horizontal direction, two ends of the rotating rod are respectively connected to the supporting plate and the sliding block in a rotating mode, and a plane formed by the supporting plate when the supporting plate rotates, a plane formed by the rotating rod when the rotating plate rotates and the sliding direction of the sliding block are parallel to the same vertical plane; the bottom plate is provided with a locking component used for locking and fixing the sliding block.

By adopting the technical scheme, a worker can drive the supporting plate to turn over on the bottom plate through the rotating rod by sliding the sliding block on the bottom plate, so that the supporting plate can be attached to the side parts of different foundation pits, and the foundation pit supporting device can be suitable for supporting different foundation pits; then the workman will fix bottom plate and backup pad on the foundation ditch through the inserted pin to it is fixed to lock the slider through locking Assembly, has guaranteed supporting construction's stability.

Optionally, the locking component includes that the slide that slides the laminating fits the bottom plate upper surface and slides along vertical direction and wear to locate the plug connector of slide, and the slider is installed on the slide, and the upper surface of bottom plate is equipped with a plurality of inserting grooves of arranging in proper order and supplying the plug connector to peg graft along the direction of sliding of slider.

Through adopting above-mentioned technical scheme, peg graft the plug connector in the inserting groove of difference, can fix the different positions at the bottom plate upper surface with the slide, the slide will realize the regulation of the different inclination of backup pad through slider and dwang.

Optionally, the plug connector is a limiting cylinder, the inserting nails are arranged in the limiting cylinder in a sliding and penetrating mode along the vertical direction, a plurality of waist-shaped grooves for the inserting nails in the limiting cylinder to penetrate in the sliding mode are formed in the bottom plate, and the waist-shaped grooves extend along the sliding direction of the sliding block and penetrate through the upper surface and the lower surface of the bottom plate.

Through adopting above-mentioned technical scheme, insert the nail and can wear to locate spacing section of thick bamboo and waist type groove and insert the foundation ditch bottom to the stability of slide and bottom plate has been improved.

Optionally, a thread through hole for matching the limiting cylinder with a thread is formed in the sliding plate, and the thread through hole extends in the vertical direction.

Through adopting above-mentioned technical scheme, a spacing section of thick bamboo can be screwed up in the screw thread through-hole, has improved the stability of a spacing section of thick bamboo on the slide.

Optionally, the adjusting part is provided with two sets, the two rotating rods are rotatably connected to the same supporting plate, and the two sliding blocks are arranged on the same sliding plate.

Through adopting above-mentioned technical scheme, two sets of adjusting part support the backup pad jointly, have improved the stability of backup pad on the bottom plate.

Optionally, the two rotating rods are connected through a connecting rod.

Through adopting above-mentioned technical scheme, the connecting rod is connected two dwang as a whole, has improved two sets of adjusting part's stability.

Optionally, the telescopic rod and the sleeve are obliquely arranged, the sleeve is sleeved on the rotating rod in a sliding mode, two ends of the telescopic rod are respectively connected to the bottom plate and the sleeve in a rotating mode, and a plane formed by the telescopic rod when the telescopic rod rotates is parallel to a plane formed by the rotating rod when the rotating rod rotates.

Through adopting above-mentioned technical scheme, at the rotation in-process of dwang, the dwang will drive the sleeve and rotate in step and make the telescopic link rotate and stretch out and draw back, and the telescopic link will support the dwang through the sleeve, has improved the stability of dwang.

Optionally, the telescopic link includes that the rotation is connected in the rotation section of thick bamboo of bottom plate and rotates and connect in telescopic slide bar, and the slide bar slides and inlays to be established in the rotation section of thick bamboo, and the screw-thread fit has the bolt that is used for supporting the slide bar lateral wall on the rotation section of thick bamboo.

Through adopting above-mentioned technical scheme, at the flexible in-process of telescopic link, the slide bar will slide in rotating a section of thick bamboo, and the bolt can support the slide bar tightly to fix in rotating a section of thick bamboo for the length of telescopic link is fixed, has realized the outrigger of telescopic link to the dwang.

Drawings

Fig. 1 is a schematic structural view showing a supporting structure and a foundation pit in an embodiment of the present application;

fig. 2 is a schematic structural view showing a supporting structure in the embodiment of the present application.

Reference numerals: 1. a base plate; 11. inserting a nail; 12. a dovetail groove; 13. inserting grooves; 14. a waist-shaped groove; 2. a support plate; 3. an adjustment assembly; 31. rotating the rod; 32. a slider; 33. a connecting rod; 4. a locking assembly; 41. a slide plate; 411. a threaded through hole; 42. a limiting cylinder; 5. a telescopic rod; 51. a rotating cylinder; 52. a slide bar; 53. a bolt; 54. a sleeve.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses excavation supporting construction. As shown in fig. 1 and 2, the foundation pit supporting structure comprises a bottom plate 1 for attaching to the bottom of a foundation pit and a supporting plate 2 for attaching to the side of the foundation pit, wherein the supporting plate 2 is rotatably connected to the bottom plate 1, a plurality of inserting nails 11 penetrate through the bottom plate 1, the inserting nails 11 on the bottom plate 1 can be inserted into the bottom of the foundation pit, and the installation of the bottom plate 1 at the bottom of the foundation pit is realized; also wear to be equipped with a plurality of inserted nails 11 in backup pad 2, inserted nail 11 in backup pad 2 can insert the foundation ditch lateral part, has realized the installation of backup pad 2 at the foundation ditch lateral part.

The supporting plate 2 is connected to the bottom plate 1 through two groups of adjusting components 3, each adjusting component 3 comprises a rotating rod 31 arranged in an inclined mode and a sliding block 32 arranged in a dovetail shape, the two rotating rods 31 are connected through a connecting rod 33, two ends of each rotating rod 31 are respectively connected to the supporting plate 2 and the corresponding sliding block 32 in a rotating mode, the upper surface of the bottom plate 1 is provided with two dovetail grooves 12 extending in the horizontal direction, and the sliding blocks 32 are embedded in the dovetail grooves 12 in a sliding mode; the plane formed by the support plate 2 when rotating, the plane formed by the rotating lever 31 when rotating, and the extending direction of the dovetail groove 12 are parallel to the same vertical plane.

Be equipped with on the bottom plate 1 and be used for locking fixed locking Assembly 4 with two sliders 32, locking Assembly 4 fits the slide 41 of bottom plate 1 upper surface including sliding fit, slide 41 installs on two sliders 32, so slide 41 can drive two sliders 32 and slide in the dovetail 12 that corresponds in step, slider 32 will drive dwang 31 and overturn on vertical face, dwang 31 will drive backup pad 2 and overturn on bottom plate 1, make backup pad 2 can fit in the lateral part of different foundation ditches, so this application can be applicable to strutting of different foundation ditches.

Be equipped with a plurality of screw through holes 411 that extend along vertical direction on the slide 41, screw through hole 411 female thread fit has the plug connector, the plug connector is spacing section of thick bamboo 42, the upper surface of bottom plate 1 is equipped with a plurality of rows of inserting groove 13 of arranging in proper order along the slip direction of slider 32, spacing section of thick bamboo 42 can be in screw through hole 411 internal rotation and plug-in connect to inserting groove 13, it is fixed to have realized the locking of slide 41 on bottom plate 1, has guaranteed the stability of backup pad 2 on bottom plate 1.

Insert nail 11 is worn to be equipped with along vertical direction slip in the spacing section of thick bamboo 42, is equipped with the waist type groove 14 that the nail 11 that inserts in a plurality of supplies spacing section of thick bamboo 42 slides and wears to establish on bottom plate 1, and waist type groove 14 extends and runs through in the upper and lower surface of bottom plate 1 along the slip direction of slider 32, inserts nail 11 and can wear to locate spacing section of thick bamboo 42 and waist type groove 14 and insert the foundation ditch bottom to the stability of slide 41 and bottom plate 1 has been improved.

The sliding sleeve is provided with a sleeve 54 on the rotating rod 31, the sleeve 54 is connected to the bottom plate 1 through an obliquely arranged telescopic rod 5, the telescopic rod 5 comprises a rotating cylinder 51 and a sliding rod 52, the rotating cylinder 51 is connected to the bottom plate 1 in a rotating mode, the sliding rod 52 is embedded in the rotating cylinder 51 in a sliding mode, a plane formed by the telescopic rod 5 in the rotating mode is parallel to a plane formed by the rotating rod 31 in the rotating mode, and a bolt 53 used for tightly abutting against the side wall of the sliding rod 52 is matched with the rotating cylinder 51 in a threaded mode. In the rotating process of the rotating rod 31, the rotating rod 31 drives the sleeve 54 to rotate synchronously and enables the sliding rod 52 and the rotating cylinder 51 to rotate, the sliding rod 52 slides in the rotating cylinder 51, the bolt 53 can tightly fix the sliding rod 52 in the rotating cylinder 51, the length of the telescopic rod 5 is fixed, and the telescopic rod 5 can stably support the rotating rod 31.

The implementation principle of the foundation pit supporting structure in the embodiment of the application is as follows: the workman can be through sliding slide 41 on bottom plate 1, can be so that two sliders 32 slide in the dovetail 12 that corresponds in step, and slider 32 will drive dwang 31 and overturn on vertical face, and dwang 31 will drive backup pad 2 and overturn on bottom plate 1 for backup pad 2 can laminate in the lateral part of different foundation ditches, so this application can be applicable to the strutting of different foundation ditches.

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. Foundation pit supporting structure, including bottom plate (1) that is used for laminating foundation ditch bottom and backup pad (2) that are used for laminating the foundation ditch lateral part, its characterized in that: the supporting plate (2) is rotatably connected to the base plate (1), a plurality of inserting nails (11) used for being inserted into the bottom of the foundation pit penetrate through the base plate (1), and a plurality of inserting nails (11) used for being inserted into the side part of the foundation pit penetrate through the supporting plate (2); the device is characterized by further comprising an adjusting component (3), wherein the adjusting component (3) comprises a rotating rod (31) which is obliquely arranged and a sliding block (32) which is connected to the bottom plate (1) in a sliding mode along the horizontal direction, two ends of the rotating rod (31) are respectively connected to the supporting plate (2) and the sliding block (32) in a rotating mode, and a plane formed by the rotating plate (2) when rotating, a plane formed by the rotating rod (31) when rotating and the sliding direction of the sliding block (32) are parallel to the same vertical plane; the bottom plate (1) is provided with a locking component (4) used for locking and fixing the sliding block (32).

2. The excavation supporting structure of claim 1, wherein: locking Assembly (4) including slide (41) and the plug connector of following vertical direction slip and wearing to locate slide (41) of sliding fit in bottom plate (1) upper surface, slider (32) are installed on slide (41), the upper surface of bottom plate (1) is equipped with a plurality of inserting grooves (13) of arranging in proper order and supplying the plug connector to peg graft along the direction of sliding of slider (32).

3. The excavation supporting structure of claim 2, wherein: the plug connector is a limiting cylinder (42), the inserting nails (11) are arranged in the limiting cylinder (42) in a sliding mode in the vertical direction, a plurality of waist-shaped grooves (14) which are arranged in the limiting cylinder (42) in a sliding mode and are arranged in the bottom plate (1) in a penetrating mode are formed in the inserting nails (11), and the waist-shaped grooves (14) extend along the sliding direction of the sliding blocks (32) and penetrate through the upper surface and the lower surface of the bottom plate (1).

4. The excavation supporting structure of claim 3, wherein: the sliding plate (41) is provided with a thread through hole (411) for the thread matching of the limiting cylinder (42), and the thread through hole (411) extends in the vertical direction.

5. The excavation supporting structure of claim 2, wherein: adjusting part (3) are equipped with two sets ofly altogether, and two dwang (31) rotate to be connected in same backup pad (2), and two slider (32) are installed on same slide (41).

6. The excavation supporting structure of claim 4, wherein: the two rotating rods (31) are connected through a connecting rod (33).

7. The excavation supporting structure of claim 1, wherein: the telescopic rod mechanism is characterized by further comprising a telescopic rod (5) which is obliquely arranged and a sleeve (54) which is sleeved on the rotating rod (31) in a sliding mode, wherein the two ends of the telescopic rod (5) are respectively connected to the bottom plate (1) and the sleeve (54) in a rotating mode, and a plane formed by the telescopic rod (5) in the rotating mode is parallel to a plane formed by the rotating rod (31) in the rotating mode.

8. The excavation supporting structure of claim 7, wherein: the telescopic rod (5) comprises a rotating cylinder (51) rotatably connected to the bottom plate (1) and a sliding rod (52) rotatably connected to the sleeve (54), the sliding rod (52) is slidably embedded in the rotating cylinder (51), and a bolt (53) used for abutting against the side wall of the sliding rod (52) is in threaded fit with the rotating cylinder (51).