CN210621717U

CN210621717U - Assembled foundation pit supporting system

Info

Publication number: CN210621717U
Application number: CN201921531086.5U
Authority: CN
Inventors: 吴楚辉; 邓流沙; 余丙竹
Original assignee: Shenzhen Shenan Enterprise Co ltd
Current assignee: Shenzhen Shenan Enterprise Co ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-05-26
Anticipated expiration: 2029-09-09

Abstract

The utility model belongs to the technical field of the technique of foundation ditch and specifically relates to an assembled foundation ditch braced system is related to, including foundation ditch and backup pad, the backup pad is pre-buried in foundation ditch portion lateral wall department all around and the height of backup pad is higher than ground, and two adjacent backup pad both ends splice into the right angle, and two adjacent backup pads are located the foundation ditch and keep away from hole wall one side and are equipped with the reinforced structure who is used for consolidating the backup pad, and reinforced structure and backup pad set up to dismantling the connection. The utility model discloses has following effect: the height of the supporting plate is set to be higher than the ground, so that a reinforcing device for reinforcing the supporting plate is conveniently arranged outside the foundation pit; the reinforced structure who sets up and set up reinforced structure and backup pad into dismantling the connection, can strengthen the support to the backup pad, after foundation ditch work is accomplished, can dismantle fixed knot constructs's part, uses in next foundation ditch work, can utilize the resource many times, prevents to cause the wasting of resources to can practice thrift the cost.

Description

Assembled foundation pit supporting system

Technical Field

The utility model belongs to the technical field of the technique of foundation ditch and specifically relates to an assembled foundation ditch braced system is related to.

Background

Along with the progress of society, various large buildings appear in our field of vision, the prerequisite of building large buildings is ramming the ground earlier, guarantees in follow-up work progress can not influence the construction, all can work in the foundation ditch when constructor tamps the ground, in order to guarantee that constructor can guarantee constructor's safety when the foundation ditch work, can be provided with the bearing structure who is used for the foundation ditch around the foundation ditch.

In summer, for a long time, the soil quality is soft around the foundation ditch after the high strength rainfall, the large tracts of land soil body deformation appears very probably, in case the retaining wall is washed out, bury the constructor of foundation ditch easily, cause serious construction accident, bearing structure can avoid the emergence of above-mentioned condition, current foundation ditch bearing structure is through installing the steel-pipe pile at the foundation ditch lateral wall some, provide the support for the foundation ditch with the steel-pipe pile, the steel-pipe pile can be fixed the steel-pipe pile through adding the concrete each other, prevent through the concrete between steel-pipe pile and the steel-pipe pile that the soil wall around the foundation ditch supports.

The above prior art solutions have the following drawbacks: the existing supporting structure is fixed through concrete, although the existing supporting structure has good supporting strength, if the concrete is disassembled, the concrete must be smashed and damaged, the concrete is basically in a scrapped state after being disassembled, the concrete cannot be reused, the supporting cost is high, and the situation needs to be further improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an assembled foundation ditch braced system can play the supporting role to the backup pad, and the reinforced structure of setting can strengthen the support to the backup pad to after foundation ditch work is accomplished, can dismantle fixed knot constructs's part, can use in next foundation ditch work, with resource utilization many times, prevent to cause the wasting of resources, and can practice thrift the cost.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides an assembled foundation ditch braced system, includes foundation ditch and backup pad, its characterized in that: the utility model discloses a foundation ditch, including the backup pad, the backup pad is pre-buried the lateral wall department all around of foundation ditch portion just highly be higher than ground of backup pad, adjacent two the backup pad both ends splice into the right angle, adjacent two the backup pad is located the foundation ditch is kept away from pithead one side and is equipped with and be used for the reinforcement the reinforced structure of backup pad, reinforced structure with the backup pad sets up to dismantle the connection.

By adopting the technical scheme, the height of the supporting plate is higher than the ground, so that a reinforcing device for reinforcing the supporting plate is conveniently arranged outside the foundation pit; the reinforced structure who sets up and set up reinforced structure and backup pad into dismantling the connection, can strengthen the support to the backup pad, after foundation ditch work is accomplished, can dismantle fixed knot constructs's part, uses in next foundation ditch work, can utilize the resource many times, prevents to cause the wasting of resources to can practice thrift the cost.

The utility model discloses a further set up to: the reinforced structure is including setting up keep away from hole wall one side and be located adjacent two in the backup pad is close to the bead of concatenation department, be used for connecting adjacently reinforcing plate in the backup pad, setting are in reinforcing plate both sides just can supply the notch of bead embedding, the cross-section of bead is the trapezoidal of invering, reinforcing plate both sides set up to paste tightly the inclined plane of backup pad.

Through adopting above-mentioned technical scheme, the gusset plate of setting can strengthen the supporting role of gusset plate, and set up the bead in the backup pad and set up the notch on the gusset plate, after foundation ditch work is accomplished, can dismantle the gusset plate, retrieves, treats to develop next foundation ditch work and reuses, can utilize the resource many times, practices thrift the cost.

The utility model discloses a further set up to: the backup pad is located one side is equipped with and is used for consolidating outside the foundation ditch the external fixation structure of backup pad, external fixation structure is including connecting the backup pad is kept away from the steel cable of foundation ditch pitwall one side, the setting is in the outside shrink subassembly of foundation ditch, shrink subassembly with the steel cable is kept away from backup pad one end is connected and can be contracted the steel cable.

Through adopting above-mentioned technical scheme, the outside fixed knot who sets up constructs, can further strengthen the backup pad and prevent the effect of gravel and sand landing, sets up the length that shrink component can be with the control steel cable, when needs support the backup pad, tightens up the steel cable, and when needs pack up convenient reuse with the steel cable, can relax the steel cable a bit, conveniently packs up the steel cable, improves staff's work efficiency.

The utility model discloses a further set up to: the steel rope is connected with one end of the supporting plate, a circular ring is connected to the end, far away from the foundation pit, of the supporting plate, and a hook for hanging the circular ring is arranged at one end of the supporting plate.

Through adopting above-mentioned technical scheme, be connected with the couple that is used for hanging the ring in steel cable connection backup pad one end and backup pad on an organic whole be connected with the ring, can make things convenient for the staff to install outside fixed knot structure, only need take out the ring when dismantling moreover with couple alright, easy operation.

The utility model discloses a further set up to: the shrink component comprises a support arranged outside the foundation pit, a steel rope connected with the support, one end of the steel rope is far away from the support plate, a rotating wheel arranged on the support, a driving rod arranged on the driving wheel coaxially rotating with the rotating wheel and used for driving the rotating wheel to rotate, and an anti-rotation part for preventing the rotating wheel from rotating is arranged on the support.

Through adopting above-mentioned technical scheme, with steel cable connection in the pivot of runner, when the staff rotated the runner with the actuating lever, can be taut with the steel cable, and the rotation-proof piece that sets up can prevent that the condition of gyration from appearing in the runner during the use, leads to the steel cable to become loose, influences the additional strengthening of outside fixed knot structure to the backup pad.

The utility model discloses a further set up to: the rotation preventing part comprises a ratchet wheel which is rotatably connected to the support and coaxially rotates with the rotating wheel, and a pawl which is rotatably connected to the support and is embedded between ratchet teeth of the ratchet wheel, and the pawl has a tendency of being always embedded between the ratchet teeth of the ratchet wheel.

By adopting the technical scheme, the ratchet wheel and the pawl are arranged, and when the steel rope needs to be tensioned by a worker and the ratchet wheel and the rotating wheel rotate forwards, the pawl cannot limit the rotation of the ratchet wheel; if the rotating wheel rotates, the pawl can abut against the ratchet wheel to limit the rotation of the ratchet wheel, so that the rotation of the rotating wheel is limited.

The utility model discloses a further set up to: the support is close to ratchet one side is provided with the pivot, the cover is equipped with the torsional spring in the pivot, the torsional spring both ends are connected respectively the support with on the pawl.

Through adopting above-mentioned technical scheme, the torsional spring that sets up, when the ratchet rotated along with the runner, the pawl can be lifted, and the torsional spring was in by tensile state this moment, treats the ratchet rotation back, and the pawl can play the effect of restriction ratchet and runner gyration because the elasticity of torsional spring is embedded into the ratchet again, can guarantee through the torsional spring that sets up that the pawl can be accurate during embedding the ratchet.

The utility model discloses a further set up to: one end, far away from the rotating wheel, of the support is integrally connected with a guide block, a through hole for the steel rope to penetrate through is formed in the guide block, and the through hole and the side, close to the ground, of the rotating wheel are located at the same height.

Through adopting above-mentioned technical scheme, because steel cable one end sets up in the backup pad and another connects on the runner, the staff is more hard when rotating the runner, and guide block and the through-hole of setting can set up steel cable and pivot at same height, and the staff is more laborsaving when rotating the runner, improves staff's work efficiency.

To sum up, the utility model discloses a beneficial technological effect does:

1. the height of the supporting plate is set to be higher than the ground, so that a reinforcing device for reinforcing the supporting plate is conveniently arranged outside the foundation pit; the reinforced structure who sets up and set up reinforced structure and backup pad into dismantling the connection, can strengthen the support to the backup pad, after foundation ditch work is accomplished, can dismantle fixed knot constructs's part, uses in next foundation ditch work, can utilize the resource many times, prevents to cause the wasting of resources to can practice thrift the cost.

2. The reinforcing plate, the convex edge and the notch are arranged, so that the supporting effect of the supporting plate can be enhanced, and the reinforcing plate can be detached and recycled for multiple times; the arranged external fixing structure not only can further strengthen the function of the supporting plate for preventing sand and stone from sliding off, but also can straighten the supporting plate and facilitate the embedding of the reinforcing plate; the arranged circular ring and the hook can facilitate the recovery of the steel rope by workers, thereby improving the working efficiency; the ratchet wheel, the pawl and the torsion spring are arranged to limit the rotation of the rotating wheel; the guide block and the through hole are arranged, so that labor can be saved when a worker tightens the steel rope, and the working efficiency of the worker is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged, fragmentary view of portion A of FIG. 1, illustrating a reinforcing structure;

FIG. 3 is an enlarged partial schematic view of portion B of FIG. 1, showing a ring and hook;

FIG. 4 is a schematic view of the overall structure of the bracket for showing the rotating wheel, the driving rod and the rotation preventing member;

fig. 5 is a partial schematic view of a bracket showing through holes.

Reference numerals: 1. a foundation pit; 2. a support plate; 3. reinforcing the structure; 4. a rib; 5. a reinforcing plate; 6. a recess; 7. a steel cord; 8. a retraction assembly; 9. a circular ring; 10. hooking; 11. a rotating wheel; 12. a drive rod; 13. a support; 14. an anti-rotation member; 15. a ratchet wheel; 16. a rotating shaft; 17. a pawl; 18. a torsion spring; 19. a guide block; 20. and a through hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides an assembled foundation ditch braced system, refers to fig. 1 and fig. 2, including foundation ditch 1 and backup pad 2, backup pad 2 is pre-buried in 1 inside all around lateral wall department of foundation ditch and backup pad 2 highly be higher than ground, and two adjacent backup pad 2 both ends splice into the right angle, and two adjacent backup pads 2 are located 1 interior mud wall one side of keeping away from of foundation ditch and are equipped with reinforced structure 3 that is used for consolidating backup pad 2, and reinforced structure 3 and backup pad 2 set up to dismantling the connection.

When the staff was under construction at foundation ditch 1, all can be provided with foundation ditch support and support foundation ditch 1 peripheral silt, backup pad 2 in this embodiment can support foundation ditch 1 around silt, is provided with detachable reinforced structure 3 in backup pad 2, and reinforced structure 3's concrete setting is as follows:

referring to fig. 2, the reinforcing structure 3 comprises a rib 4, reinforcing plates 5 and notches 6, the rib 4 is arranged on one side, far away from the pit wall, of each support plate 2 and is located at the splicing position of two adjacent support plates 2, the cross section of the rib 4 is in an inverted trapezoid shape, the reinforcing plates 5 are connected to the two adjacent support plates 2, two sides of each reinforcing plate 5 are provided with inclined planes which can be tightly attached to the support plates 2, and the notches 6 are arranged on two sides of each reinforcing plate 5 and can be used for embedding the rib 4; the installation of reinforced structure 3 is fairly simple, directly utilizes notch 6 on gusset plate 5 to imbed in the bead 4 in backup pad 2, alright fix gusset plate 5 in two backup pads 2 this moment, because four angles of foundation ditch 1 all are provided with gusset plate 5, can play the supporting role to the hole wall of whole foundation ditch 1, prevents that gravel and sand from weighing down and influencing the construction in foundation ditch 1.

Referring to fig. 3 and 4, the reinforcing structure 3 arranged inside the foundation pit 1 can play a primary reinforcing role for the supporting plate 2, an external fixing structure for reinforcing the supporting plate 2 is also arranged outside the foundation pit 1, the external fixing structure comprises a steel rope 7 and a contraction component 8, the steel rope 7 is connected to one side of the supporting plate 2, which is far away from the pit wall of the foundation pit 1, the contraction component 8 is arranged outside the foundation pit 1, the steel rope 7 is connected with one end of the supporting plate 2 and is integrally connected with a ring 9, the supporting plate 2 is provided with a hook 10 at the end far away from the pit 1, the ring 9 can be hung on the hook 10, the contraction component 8 comprises a support 13, a rotating wheel 11 and a driving rod 12, the support 13 is arranged outside the foundation pit 1, the rotating wheel 11 is connected with one end of the steel rope 7, which is far away from the supporting plate 2, the specific operation process is as follows:

the working personnel hang the circular ring 9 at one end of the steel rope 7 on the hook 10 on the supporting plate 2, the bracket 13 is directly fixed on the ground in an inserting mode, the rotating wheel 11 is rotatably connected on the bracket 13, one end of the steel rope 7 is fixed firstly, and then the other end of the steel rope 7 is fixed on the rotating wheel 11 through a bolt; if need the taut backup pad 2 of steel cable 7 to strengthen during backup pad 2's support effect, the staff can utilize the actuating lever 12 drive runner 11 that sets up to rotate, then tighten up steel cable 7, alright in order to reach the purpose of strengthening backup pad 2's support effect, treat after foundation ditch 1's construction work is accomplished, earlier counter-rotation actuating lever 12, loosen steel cable 7, alright take off from couple 10 with ring 9 of steel cable 7 one end, take off the bolt of the steel cable 7 other end, alright remove the fixed to whole steel cable 7, retrieve steel cable 7, can repetitious usage.

Referring to fig. 4, when the steel cable 7 is tensioned to rotate the rotating wheel 11, the steel cable 7 generates a pulling force on the rotating wheel 11, so that the rotation of the rotating wheel 11 is caused, and the action of the steel cable 7 is reduced, in order to prevent the rotation, an anti-rotation part 14 for preventing the rotation of the rotating wheel 11 is arranged on the bracket 13, the anti-rotation part 14 comprises a ratchet wheel 15 and a pawl 17, the ratchet wheel 15 is rotatably connected to the bracket 13, the ratchet wheel 15 and the rotating wheel 11 rotate coaxially, the pawl 17 is rotatably connected to the bracket 13 and is used for being embedded into the spaces between the ratchet wheels of the ratchet wheel 15, in order to enable the pawl 17 to be quickly and accurately embedded into the spaces between the ratchet wheels of the ratchet wheel 15, a rotating shaft 16 and a torsion spring 18 are arranged, the rotating shaft 16 is arranged on one side of the bracket 13 close to the ratchet; the operation of the anti-rotation member 14 and the torsion spring 18 is as follows:

the pawl 17 is embedded between ratchet teeth of the ratchet wheel 15, the driving rod 12 is rotated to enable the ratchet wheel 15 to rotate for a certain angle, at the moment, the pawl 17 slides on a tooth back of the ratchet wheel 15, the torsion spring 18 is in a stretched state at the moment, the pawl 17 can be embedded between the next ratchet tooth along with the rotation of the ratchet wheel 15, the torsion spring 18 can enable the pawl 17 to be rapidly and accurately embedded between the next ratchet tooth due to the self elastic characteristic, at the moment, the pawl 17 can prevent the ratchet wheel 15 from rotating in the opposite direction, and when the pawl 17 prevents the ratchet wheel 15 from rotating in the opposite direction due to the fact that the rotating wheel 11 and the ratchet wheel 15 rotate coaxially, the rotating wheel 11 is limited from rotating in the opposite direction at; if the steel cable 7 needs to be loosened, a worker can rotate the rotating wheel 11 by using the driving rod 12 by breaking the pawl 17, so as to achieve the purpose of loosening the steel cable 7.

Referring to fig. 5, since one end of the steel cable 7 is disposed on the supporting plate 2 and the other end is connected to the rotating wheel 11, the worker is more laborious in rotating the rotating wheel 11, and in order to improve the working efficiency of the worker, a simple setting is made: the support 13 is kept away from runner 11 one end an organic whole and is connected with guide block 19, sets up the through-hole 20 that supplies steel cable 7 to pass on the guide block 19, and before the runner 11 was connected to the staff 7, earlier the through-hole 20 on the guide block 19 was passed to steel cable 7, and steel cable 7 and pivot 16 set up at same height, and the staff is more laborsaving when rotating runner 11, improves staff's work efficiency.

The implementation principle of the embodiment is as follows: the supporting plates 2 can support the silt around the foundation pit 1, the notches 6 on the reinforcing plates 5 are directly embedded into the ribs 4 on the supporting plates 2, the reinforcing plates 5 can be fixed on the two supporting plates 2 at the moment, the reinforcing structure 3 can play a role in primarily reinforcing the supporting plates 2, the ring 9 at one end of the steel rope 7 is hung on the hook 10, the other end of the steel rope 7 is fixed on the rotating wheel 11, when the supporting plates 2 are required to be tensioned by the steel rope 7, the rotating wheel 11 is driven to rotate by the driving rod 12, the steel rope 7 can be tightened, if the steel rope 7 needs to be loosened, the driving rod 12 is reversed, the rotating wheel 11 is driven to rotate, and the steel rope; the pawl 17 is embedded between the ratchets of the ratchet wheel 15, the driving rod 12 is rotated to enable the ratchet wheel 15 to rotate by a certain angle, the torsion spring 18 is in a stretched state, the pawl 17 can be embedded between the next ratchets along with the rotation of the ratchet wheel 15, the torsion spring 18 enables the pawl 17 to be rapidly and accurately embedded between the next ratchets due to the elastic characteristic of the torsion spring 18, the pawl 17 can prevent the ratchet wheel 15 from rotating in the reverse direction at the moment, and the rotating wheel 11 and the ratchet wheel 15 rotate coaxially, so that when the pawl 17 prevents the ratchet wheel 15 from rotating in the reverse direction, the rotating wheel 11 is limited from rotating in the reverse direction at the same; if when installation reinforcing plate 5, backup pad 2 leads to backup pad 2 to incline forward owing to receive the pithead to its thrust toward 1 central direction in foundation ditch, inconvenient installation reinforcing plate 5 can install outside reinforced structure earlier, and the steel cable 7 of installation can be drawn backup pad 2 to vertical direction, is convenient for install reinforcing plate 5.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an assembled foundation ditch braced system, includes foundation ditch (1) and backup pad (2), its characterized in that: backup pad (2) are pre-buried inside lateral wall department all around of foundation ditch (1) just highly be higher than ground of backup pad (2), adjacent two backup pad (2) both ends splice into the right angle, adjacent two backup pad (2) are located keep away from hole wall one side in foundation ditch (1) and are equipped with and are used for consolidating reinforced structure (3) of backup pad (2), reinforced structure with backup pad (2) set up to dismantle the connection.

2. The fabricated foundation pit support system of claim 1, wherein: reinforced structure (3) are including setting up keep away from hole wall one side and be located adjacent two on backup pad (2) protruding bead (4) that backup pad (2) are close to the concatenation department, be used for connecting adjacently reinforcing plate (5) on backup pad (2), set up reinforcing plate (5) both sides and can supply notch (6) of protruding bead (4) embedding, the cross-section of protruding bead (4) is the trapezium of invering, reinforcing plate (5) both sides set up to paste tightly the inclined plane of backup pad (2).

3. The fabricated foundation pit support system of claim 2, wherein: backup pad (2) are located one side is equipped with and is used for the reinforcement outside foundation ditch (1) the external fixation structure of backup pad (2), external fixation structure is including connecting backup pad (2) are kept away from steel cable (7), the setting of foundation ditch (1) pitwall one side are in outside shrink subassembly (8) of foundation ditch (1), shrink subassembly (8) with steel cable (7) are kept away from backup pad (2) one end is connected and can shrink steel cable (7).

4. The fabricated foundation pit support system of claim 3, wherein: the steel rope (7) is connected one end of the supporting plate (2) is connected with a circular ring (9), and a hook (10) for hanging the circular ring (9) is arranged at one end, far away from the foundation pit (1), of the supporting plate (2).

5. The fabricated foundation pit support system of claim 3, wherein: shrink subassembly (8) are including setting up support (13) outside foundation ditch (1), connection are kept away from steel cable (7) backup pad (2) one end and rotate to be connected runner (11), setting on support (13) with on the coaxial pivoted drive wheel of runner (11) and be used for ordering about runner (11) pivoted actuating lever (12), be provided with on support (13) and prevent runner (11) gyration prevent changeing piece (14).

6. The fabricated foundation pit support system of claim 5, wherein: the anti-rotation piece (14) comprises a ratchet wheel (15) which is rotatably connected to the support (13) and coaxially rotates with the rotating wheel (11), and a pawl (17) which is rotatably connected to the support (13) and is embedded between ratchet teeth of the ratchet wheel (15), wherein the pawl (17) tends to be embedded between the ratchet teeth all the time.

7. The fabricated foundation pit support system of claim 6, wherein: support (13) are close to ratchet (15) one side is provided with pivot (16), the cover is equipped with torsional spring (18) on pivot (16), torsional spring (18) both ends are connected respectively support (13) with on pawl (17).

8. The fabricated foundation pit support system of claim 5, wherein: one end, far away from the rotating wheel (11), of the support (13) is integrally connected with a guide block (19), a through hole (20) for the steel rope (7) to penetrate through is formed in the guide block (19), and the through hole (20) and the side, close to the ground, of the rotating wheel (11) are at the same height.