CN217923620U

CN217923620U - Deep foundation pit supporting device

Info

Publication number: CN217923620U
Application number: CN202221748942.4U
Authority: CN
Inventors: 许志杨; 成勋; 蒋平波; 祝建军
Original assignee: Unibuit Construction Investment Co ltd
Current assignee: Unibuit Construction Investment Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-11-29
Anticipated expiration: 2032-07-07

Abstract

The application discloses a deep foundation pit supporting device, which relates to the field of construction and comprises a supporting plate for abutting against the side wall of a foundation pit, wherein a plurality of supporting rods are arranged on the supporting plate in a penetrating manner, penetrate through the supporting plate and go deep into the soil of the foundation pit, and are provided with abutting pieces for abutting against the supporting plate and deviating from the side wall of the foundation pit; a plurality of fixing rods are arranged between the supporting plate and the bottom surface of the foundation pit and connected to the supporting plate to penetrate into the bottom of the foundation pit. This application has the firm degree that improves the baffle and reduces again and causes the effect of interference possibility to follow-up construction.

Description

Deep foundation pit supporting device

Technical Field

The application relates to the field of construction and construction, in particular to a deep foundation pit supporting device.

Background

The support is a retaining, reinforcing and protecting measure adopted for the side wall and the surrounding environment in order to ensure the safety of the underground structure construction and the surrounding environment of the foundation pit; the types of support are many, including water and soil enclosure walls, cast-in-situ bored piles, underground continuous walls, soil nailing walls, and the like.

In the related technology, after a worker digs the foundation pit to a specified elevation, a baffle plate is arranged on the side wall of the foundation pit, so that the phenomenon that soil on the side edge of the foundation pit slides off is reduced; the staff can realize fixedly with baffle disect insertion in the foundation ditch soil, in addition need set up the stake that is used for supporting, and a large amount of stakes support the baffle on the relative lateral wall in the foundation ditch, reduce the possibility that the baffle emptys.

In the process of realizing the application, the inventor finds that at least the following problems exist in the technology, the support of the baffle plate in the mode is not firm enough, and the amount of piles used for supporting in a foundation pit is increased, so that the subsequent construction is more complicated.

SUMMERY OF THE UTILITY MODEL

In order to improve the firm degree of baffle and reduce again and cause the possibility of interference to follow-up construction, this application provides a deep basal pit supporting device.

The application provides a deep basal pit supporting device adopts following technical scheme:

a deep foundation pit supporting device comprises a supporting plate for abutting against the side wall of a foundation pit, wherein a plurality of supporting rods penetrate through the supporting plate and penetrate into the soil of the foundation pit, and abutting parts for abutting against the supporting plate and deviating from the side wall of the foundation pit are arranged on the supporting rods; a plurality of fixing rods are arranged between the supporting plate and the bottom surface of the foundation pit and connected to the supporting plate to penetrate into the bottom of the foundation pit.

By adopting the technical scheme, after the construction of the foundation pit is finished by workers, the supporting plate is firstly inserted into the bottom surface of the foundation pit through the fixing rod, the fixing rod goes deep into soil to realize fixation, then the supporting rods penetrate through the supporting plate and go deep into the side wall of the foundation pit, and the supporting plates are abutted through the abutting pieces, so that the supporting rods can reinforce the supporting plates; and because bracing piece and dead lever all are located inside the foundation ditch soil, reduce the inconvenience on the staff construction.

Optionally, a plurality of bases are arranged on the side wall of the supporting plate facing the bottom surface of the foundation pit, the bases are connected with corresponding slide rails in a sliding manner, and the fixing rods are fixed on the side wall of the slide rails away from the supporting plate; the base is for keeping away from or being close to the lateral wall of foundation ditch in the direction of sliding on the slide rail, be provided with on the base and make the base be fixed in the restriction piece on the slide rail.

By adopting the technical scheme, a worker firstly inserts the fixing rod into the bottom surface of the foundation pit through the slide rail, and then slides the base on the slide rail, so that the adjustment of the distance between the supporting plate and the side wall of the foundation pit is realized; make the laminating degree of backup pad and foundation ditch lateral wall higher, reduce the not hard up possibility of foundation ditch side soil, the rethread restriction piece realizes fixing the base.

Optionally, the base is rotatably connected with the support plate, and the base is rotatably connected with the axis of the support plate in a horizontal manner and perpendicular to the length direction of the slide rail; an adjusting component used for fixing the rotation angle of the supporting plate is arranged between the base and the supporting plate.

Through adopting above-mentioned technical scheme, can realize rotating between base and the backup pad, then the foundation ditch of adaptable more different constructions, when the lateral wall of foundation ditch is the slope construction, the rotatable butt of backup pad in foundation ditch lateral wall for the lateral wall butt of backup pad and foundation ditch is inseparabler.

Optionally, the adjusting assembly includes a sliding block slidably disposed on the sliding rail, an adjusting rod with adjustable length is disposed between the sliding block and the supporting plate, and ends of the adjusting rod are rotatably connected to the supporting plate or the sliding block respectively; the slider can slide along the length direction of guide rail, and the adjusting part still includes the setting and just plays the mounting of fixed action between slider and slide rail.

Through adopting above-mentioned technical scheme, after adjusting the angle modulation of pole with the backup pad, in order to reduce the staff when the construction, the backup pad takes place to rotate and produces the accident, is fixed in the slide rail through the mounting with the slider, will adjust the pole and fix for the backup pad realizes the degree fixedly in the rotation direction.

Optionally, the adjusting rod comprises a first sleeve rotatably connected to the side wall of the supporting plate and a second sleeve sleeved on the first sleeve, the second sleeve is connected to the sliding block, and the second sleeve slides along the axis of the first sleeve.

Through adopting above-mentioned technical scheme, adjusting the pole and realizing adjustably to slide at the second sleeve through the second sleeve and realize.

Optionally, a plurality of fixing holes are formed in the slide rail, and the fixing holes are arranged at intervals along the length direction of the slide rail; the fixing piece is a fixing bolt penetrating through the sliding block, and the fixing bolt is in threaded connection with one fixing hole; the limiting piece is a limiting bolt which is connected to the other fixing hole in a threaded mode.

Through adopting above-mentioned technical scheme, realize fixing to the slider through fixing bolt threaded connection in the fixed orifices, the same threaded connection of spacing bolt realizes fixedly in one of them fixed orifices.

Optionally, the diameter of the support rod is gradually increased from one end located inside the foundation pit soil to one end located outside the foundation pit soil.

Through adopting above-mentioned technical scheme, at the in-process of site operation, the staff can be earlier at the foundation ditch lateral wall holing, and the later stage bracing piece of being convenient for is deep into inside the soil of foundation ditch for the relative effort between increase bracing piece and the soil for fixed more firm to the backup pad, consequently with the diameter crescent of bracing piece.

The optional abutting parts are connecting columns which are arranged on the supporting rods and connected with the supporting rods, and the supporting rods penetrate through the connecting columns; the terminal surface that the bracing piece is located outside foundation ditch soil can be dismantled and is connected with the connecting plate, wears to be equipped with a plurality of connecting bolt on the connecting plate, and connecting bolt threaded connection is in the spliced pole.

Through adopting above-mentioned technical scheme, the staff erection bracing pole of being convenient for on the one hand, on the other hand need have the butt piece to realize to the backup pad butt, so the staff can wear to locate the backup pad with the bracing piece earlier, erection joint post to fix support column and spliced pole through the connecting plate, the staff can act on a plurality of bracing pieces simultaneously when acting on the spliced pole, is convenient for implement.

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

realize the fixed to the backup pad through dead lever and bracing piece, improve fixed strength.

Slide through the base and connect in the slide rail, the base rotates to be connected and realizes making things convenient for the regulation of backup pad in the backup pad for the backup pad more conforms to the foundation ditch lateral wall.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural view of the support rod and the fixing rod connected to the support plate.

Fig. 3 is a schematic structural view of the adjustment assembly.

Fig. 4 is a schematic structural view of the connection plate connected to the support rod.

Description of reference numerals:

1. a support plate; 2. a support bar; 3. an abutting member; 4. fixing the rod; 5. a base; 6. a slide rail; 7. a limiting member; 8. an adjustment assembly; 9. a slider; 10. adjusting a rod; 11. a fixing member; 12. a first sleeve; 13. a second sleeve; 14. a fixing hole; 15. fixing the bolt; 16. a limit bolt; 17. connecting columns; 18. a connecting plate; 19. a connecting bolt; 20. a trapezoidal groove; 21. a trapezoidal column.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses deep basal pit supporting device. Referring to fig. 1, the supporting plate 1 is used for abutting against the side wall of a foundation pit, and the supporting plate 1 is used for reducing the possibility of soil sliding; the side wall of the support plate 1 facing the bottom surface of the foundation pit is provided with a plurality of fixing rods 4, and the fixing rods 4 go deep into the soil of the foundation pit to fix the support plate 1, so that the firmness of the support plate 1 and the bottom surface of the foundation pit is improved; wear to be equipped with a plurality of bracing pieces 2 in backup pad 1, bracing piece 2 wears to establish in the soil that backup pad 1 got into the foundation ditch lateral wall, and is provided with the butt piece 3 that is used for butt backup pad 1 on the bracing piece 2, and backup pad 1 is located between foundation ditch lateral wall and the butt piece 3, and butt piece 3 contacts in backup pad 1 lateral wall, and inside butt piece 3 along with bracing piece 2 gos deep into the soil of foundation ditch, butt piece 3 can consolidate and support tight backup pad 1.

The staff can wear to establish into the foundation ditch lateral wall with bracing piece 2 earlier in backup pad 1 inserts the soil of foundation ditch bottom surface through dead lever 4 to realize consolidating through butt piece 3, make backup pad 1's firm degree improve, and dead lever 4 and bracing piece 2 are located soil, reduce the possibility of interfering in follow-up construction.

Referring to fig. 2, the side wall of the supporting plate 1 facing the bottom surface of the foundation pit is rotatably connected with two bases 5, the bases 5 are connected with corresponding sliding rails 6 in a sliding manner, the length directions of the two sliding rails 6 are parallel to each other, the sliding direction of the bases 5 on the sliding rails 6 is towards the side wall of the foundation pit or away from the side wall of the foundation pit, and the fixing rods 4 are welded on the side wall of the sliding rails 6 away from the supporting plate 1; an operator can fix the slide rail 6 on the bottom surface of the foundation pit through the fixing rod 4, and one end surface of the slide rail 6 needs to be abutted against the side wall of the foundation pit; then, the base 5 is connected to the sliding rail 6 in a sliding mode, the base 5 can be connected to the sliding rail 6 from the end face, far away from the side wall of the foundation pit, of the sliding rail 6, and the movement of the base 5 drives the support plate 1 to move, so that the adjustment of the distance between the support plate 1 and the side wall of the foundation pit is achieved; the supporting plate 1 is rotatably connected to a rotating shaft of the base 5 and is coaxially arranged, so that when the side wall of the foundation pit is obliquely arranged, the supporting plate 1 can rotate, the angle of the supporting plate 1 is adjusted, and the supporting plate 1 can be better attached to the side wall of the foundation pit; a limiting piece 7 is arranged between the base 5 and the sliding rail 6, and the limiting piece 7 and the sliding rail 6 are fixed.

Referring to fig. 2 and 3, an adjusting assembly 8 for limiting the rotation angle of the support plate 1 is arranged between the support plate 1 and the slide rail 6; the adjusting assembly 8 comprises a sliding block 9 arranged on the sliding rail 6 in a sliding manner, and an adjusting rod 10 arranged between the supporting plate 1 and the sliding block 9, and the length of the adjusting rod 10 can be adjusted; the adjusting rod 10 comprises a first sleeve 12 which is rotatably connected to the supporting plate 1 and a second sleeve 13 which is sleeved on the first sleeve 12, and the second sleeve 13 is rotatably connected to the sliding block 9; the rotating shaft of the first sleeve 12 connected to the supporting plate 1 and the rotating shaft of the second sleeve 13 connected to the sliding block 9 are arranged in parallel, the first sleeve 12 and the second sleeve 13 are coaxially arranged, and the second sleeve 13 moves along the axis of the first sleeve 12; the adjusting assembly 8 further comprises a fixing part 11 for fixing the sliding block 9 on the sliding rail 6; the staff can connect slider 9 in slide rail 6 from the terminal surface that slide rail 6 kept away from the foundation ditch lateral wall. The adjusting component 8 is connected with the sliding rail 6.

Referring to fig. 2 and 3, a plurality of fixing holes 14 are formed in the slide rail 6, and the fixing holes 14 are uniformly distributed at intervals along the length direction of the slide rail 6; the fixing piece 11 is a fixing bolt 15 penetrating through the sliding block 9, and the fixing bolt 15 is in threaded connection with one of the fixing holes 14 to realize the fixation of the sliding block 9; the limiting piece 7 is a limiting bolt 16 penetrating through the base 5, and the limiting bolt 16 is in threaded connection with the other fixing hole 14 to realize the fixation of the base 5 and the slide rail 6; the worker can detach the fixing bolt 15 from the sliding block 9 and push the sliding block 9 to adjust the angle of the supporting plate 1.

Referring to fig. 1 and 2, the diameter of bracing piece 2 is by the one end that is located foundation ditch soil inside to the one end that is located the foundation ditch outside crescent for the resistance that gets into the bracing piece 2 acquisition of foundation ditch soil inside is big more, and bracing piece 2 acts on the effort of backup pad 1 through butt piece 3 big more, makes backup pad 1 more firm.

Referring to fig. 1 and 4, the abutting member 3 is a connecting column 17 disposed on the support rods 2, the connecting column 17 is connected to the plurality of support rods 2, and the support rods 2 are disposed on the connecting column 17 in a penetrating manner; the end face of the support rod 2, which is positioned at the outer side of the foundation pit, is provided with a connecting plate 18, the side wall of the connecting plate 18 is provided with a trapezoidal groove 20, the end face of the support rod 2, which is positioned at the outer side of the foundation pit, is provided with a trapezoidal column 21, and the trapezoidal column 21 is positioned in the trapezoidal groove 20 to realize the detachable connection of the connecting plate 18 and the support rod 2; a plurality of connecting bolts 19 penetrate through the connecting plate 18, and the connecting bolts 19 are in threaded connection with the connecting columns 17, so that the fixing of the connecting plate 18 and the connecting columns 17 is realized; on the one hand be convenient for staff erection bracing pole 2, on the other hand need have butt piece 3 to realize to 1 butt of backup pad, therefore the staff can wear to locate in backup pad 1 with bracing piece 2 earlier and lie in foundation ditch soil with the part of bracing piece 2, erection joint post 17 to fix bracing piece 2 and spliced pole 17 through connecting plate 18, the staff can act on a plurality of bracing pieces 2 simultaneously when acting on spliced pole 17.

The implementation principle of the deep foundation pit supporting device in the embodiment of the application is as follows: the working personnel fix the slide rail 6 to the foundation pit through the fixed rod 4, the support plate 1 is connected to the slide rail 6 through the base 5 in a sliding mode to realize distance adjustment, and the limiting bolt is fixed to the slide rail 6; act on slider 9, rotate backup pad 1 butt in the foundation ditch lateral wall, and it is fixed with slider 9 through fixing bolt 15, wear to locate backup pad 1 and go deep into foundation ditch soil with bracing piece 2 again inside, when bracing piece 2 is located the foundation ditch inside and is difficult for dropping, connect spliced pole 17 in bracing piece 2 through connecting plate 18, the staff is through acting on spliced pole 17, the realization is convenient for the construction to the combined action of bracing piece 2.

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

Claims

1. The utility model provides a deep basal pit supporting device, includes backup pad (1) that is used for butt lateral wall of foundation ditch, its characterized in that: a plurality of support rods (2) penetrate through the support plate (1), the support rods (2) penetrate through the support plate (1) and go deep into the foundation pit soil, and abutting pieces (3) used for abutting against the support plate (1) and deviating from the side wall of the foundation pit are arranged on the support rods (2); a plurality of fixing rods (4) are arranged between the supporting plate (1) and the bottom surface of the foundation pit, and the fixing rods (4) are connected to the supporting plate (1) and penetrate into the bottom of the foundation pit.

2. A deep foundation pit supporting device according to claim 1, wherein: the side wall, facing the bottom surface of the foundation pit, of the supporting plate (1) is provided with a plurality of bases (5), the bases (5) are connected with corresponding sliding rails (6) in a sliding mode, and the fixing rods (4) are fixed to the side wall, facing away from the supporting plate (1), of the sliding rails (6); the sliding direction of base (5) on slide rail (6) is for keeping away from or being close to the lateral wall of foundation ditch, be provided with restriction piece (7) that make base (5) be fixed in on slide rail (6) on base (5).

3. A deep foundation pit supporting apparatus according to claim 2, wherein: the base (5) is rotatably connected with the support plate (1), and the base (5) is rotatably connected with the axis of the support plate (1) in a horizontal manner and is vertical to the length direction of the slide rail (6); an adjusting component (8) used for fixing the rotation angle of the supporting plate (1) is arranged between the base (5) and the supporting plate (1).

4. A deep foundation pit supporting apparatus according to claim 3, wherein: the adjusting component (8) comprises a sliding block (9) which is arranged on the sliding rail (6) in a sliding manner, an adjusting rod (10) with adjustable length is arranged between the sliding block (9) and the supporting plate (1), and the ends of the adjusting rod (10) are respectively connected to the supporting plate (1) or the sliding block (9) in a rotating manner; the sliding block (9) slides along the length direction of the guide rail, and the adjusting component (8) further comprises a fixing piece (11) which is arranged between the sliding block (9) and the sliding rail (6) and plays a role in fixing.

5. A deep foundation pit supporting device according to claim 4, wherein: the adjusting rod (10) comprises a first sleeve (12) rotatably connected to the side wall of the supporting plate (1) and a second sleeve (13) sleeved on the first sleeve (12), the second sleeve (13) is connected to the sliding block (9), and the second sleeve (13) slides along the axis of the first sleeve (12).

6. A deep foundation pit supporting device according to claim 5, wherein: a plurality of fixing holes (14) are formed in the sliding rail (6), and the fixing holes (14) are arranged at intervals along the length direction of the sliding rail (6); the fixing piece (11) is a fixing bolt (15) penetrating through the sliding block (9), and the fixing bolt (15) is in threaded connection with one fixing hole (14); the limiting piece (7) is a limiting bolt (16), and the limiting bolt (16) is connected to the other fixing hole (14) in a threaded mode.

7. A deep foundation pit supporting device according to claim 6, wherein: the diameter of the support rod (2) is gradually increased from one end positioned in the foundation pit soil to one end outside the foundation pit soil.

8. A deep foundation pit supporting apparatus according to claim 7, wherein: the abutting connection piece (3) is a connecting column (17) which is arranged on the supporting rod (2) and connected with the supporting rods (2), and the supporting rods (2) penetrate through the connecting column (17); the end face of the support rod (2) located outside foundation pit soil is detachably connected with a connecting plate (18), a plurality of connecting bolts (19) penetrate through the connecting plate (18), and the connecting bolts (19) are in threaded connection with the connecting columns (17).