CN218643389U

CN218643389U - Collapse-preventing supporting structure for foundation pit

Info

Publication number: CN218643389U
Application number: CN202223285984.1U
Authority: CN
Inventors: 邝俊辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-03-17
Anticipated expiration: 2032-12-08

Abstract

The utility model provides a supporting construction that collapses is prevented to foundation ditch belongs to foundation ditch supporting construction technical field. The technical scheme is mainly used for solving the problem of poor supporting effect of the existing device and comprises a supporting and protecting plate and supporting rods, connecting holes are formed in two sides of the supporting and protecting plate, moving assemblies penetrating through the supporting and protecting plate comprise a rotating plate and moving strips, connecting rods are arranged on the two groups of moving strips, stand columns on the moving strips penetrate through arc-shaped grooves in the rotating plate, driven gears are arranged on the rotating plate and meshed with driving gears, the driving gears are arranged on rotating shafts, the rotating shafts penetrate through the supporting and protecting plate, and locking assemblies penetrate through the supporting and protecting plate; through the arrangement of the supporting and protecting plate, the connecting rod, the connecting hole, the moving sleeve, the rotating plate and the upright post, the device can be conveniently spliced, so that the stress of the device is more even, and the supporting effect is better; through the arrangement of the locking spring, the locking pin and the cross rod, the device is more convenient to use and more reliable.

Description

Collapse-preventing supporting structure for foundation pit

Technical Field

The utility model relates to a supporting construction technical field especially relates to supporting construction that collapses is prevented to foundation ditch.

Background

The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation. In order to ensure the safety of workers and ensure the engineering quality, the foundation pit wall is unstable in soil quality and affected by underground water, a foundation pit collapse prevention supporting structure is required to be used for supporting the foundation pit wall, and the foundation pit collapse is avoided.

If the patent numbers are: CN 202022893401.8's utility model discloses a supporting construction of foundation ditch, this structure is provided with backplate, spacing subassembly and pivot, with the backplate laminating at the foundation ditch wall, through spacing subassembly restriction pivot, fixed with the backplate angle, makes its better laminating on the foundation ditch wall, makes it strut. In the in-service use process of supporting construction that collapses is prevented to foundation ditch, need to strut the foundation ditch wall together with a lot of group supporting construction usually, however, the backplate among the supporting construction is simple panel usually for traditional foundation ditch collapse, can't connect between each backplate, lead to each backplate to support the foundation ditch wall alone, if when the certain department extrusion pressure degree of foundation ditch was too big, the backplate was overturned easily, lead to the foundation ditch to collapse for the supporting effect of device is not good.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a supporting construction prevents collapsing of foundation ditch to solve the current device and strut the not good problem of effect.

The utility model relates to a supporting construction's purpose and efficiency are prevented collapsing by following concrete technical means and reach:

the utility model provides a supporting construction that collapses is prevented to foundation ditch, is including propping up backplate and bracing piece, be provided with two sets ofly relatively on the backplate the bracing piece, the connecting hole has all been seted up to a backplate both sides, wear to be equipped with in propping up the backplate and remove the subassembly, it includes rotor plate and removal strip to remove the subassembly, it is provided with two sets ofly relatively to remove the strip, the rotor plate is located two sets of between the removal strip, it is two sets of all be provided with the connecting rod on the removal strip, it is two sets of connecting rod dislocation set, be provided with the stand on the removal strip, the stand is worn to establish in the arc wall, the arc wall is seted up on the rotor plate, be provided with driven gear on the rotor plate, driven gear and driving gear meshing, the driving gear sets up on the rotation axis, the rotation axis is worn to establish in propping up the backplate, wear to be equipped with the locking subassembly in propping up the backplate.

The above technical solution further comprises: the locking assembly comprises fixing holes and locking pins, two groups of fixing holes are formed in the driven gear, locking springs are sleeved on the locking pins, the locking springs and the locking pins are arranged in the supporting and protecting plate in a penetrating mode, one ends of the locking pins penetrate through the supporting and protecting plate and then are provided with cross rods, and the other ends of the locking pins penetrate through one group of fixing holes.

The above technical solution further comprises: the bottom end of the supporting rod is provided with a bottom plate, the top end of the supporting rod is provided with a clamping block, the clamping block is clamped in a clamping seat, the clamping seat is arranged on the supporting plate, a bolt penetrates through the clamping seat, and the bolt penetrates through the clamping block.

The above technical solution further comprises: the bottom surface of the bottom plate is provided with a plurality of groups of inclined plates, and ground nails penetrate through the bottom plate.

The above technical solution further comprises: the supporting and protecting plate is provided with a plurality of groups of fixed cylinders, and fixed columns penetrate through the fixed cylinders at the bottom of the supporting and protecting plate.

The above technical solution further comprises: the upright post is sleeved with a sliding sleeve, the sliding sleeve is in contact with the inner wall of the arc-shaped groove, and the bottom of the supporting plate is provided with a through groove.

Compared with the prior art, the utility model discloses following beneficial effect has:

firstly, attaching a plurality of groups of supporting and protecting plates to the wall of a foundation pit, enabling the sides of the supporting and protecting plates to be contacted together, then supporting the supporting and protecting plates through supporting rods so as to support the wall of the foundation pit, then rotating a rotating shaft, driving a driven gear to rotate through a driving gear so as to drive a rotating plate to rotate, changing the position of an arc-shaped groove, extruding an upright column through the arc-shaped groove so as to push the upright column to move, driving a connecting rod to move through a moving strip, extending the connecting rod out of the supporting and protecting plates, inserting the connecting rod into a connecting hole in the adjacent supporting and protecting plates, splicing a plurality of groups of devices into a whole, dispersing extrusion force applied to the supporting and protecting plates, and enabling the supporting and protecting plates to better support the wall of the foundation pit; through the arrangement of the supporting and protecting plate, the connecting rod, the connecting hole, the movable sleeve, the rotating plate and the upright post, the device can be spliced conveniently, the stress of the device is more even, and the supporting effect is better.

Secondly, the lock pin is pulled by the cross rod to be withdrawn out of the fixing hole, so that the locking of the rotating plate is released, the rotating plate can be conveniently rotated by a worker, and after the rotating plate rotates to the position, the lock pin is inserted into the other group of fixing holes under the action of the locking spring to fix the driven gear, so that the rotating plate is fixed, and the connecting rod is prevented from moving randomly; through the arrangement of the locking spring, the locking pin and the cross rod, the device is more convenient to use and more reliable.

Drawings

Fig. 1 is the utility model relates to a supporting construction's of caving in is prevented to foundation ditch overall picture.

Fig. 2 is the utility model relates to a foundation ditch collapse prevention supporting construction's explosion chart.

Fig. 3 is an enlarged view of the area a in fig. 2.

Fig. 4 is the utility model relates to a supporting construction is at moving assembly's schematic diagram that collapses is prevented to foundation ditch.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. supporting the guard plate; 2. a support bar; 3. a base plate; 4. a card holder; 5. a connecting rod; 6. a fixed cylinder; 7. a through groove; 8. a moving bar; 9. a rotating plate; 10. a bolt; 11. a clamping block; 12. a ground nail; 13. a sloping plate; 14. an arc-shaped slot; 15. a column; 16. fixing a column; 17. connecting holes; 18. a fixing hole; 19. a locking spring; 20. a cross bar; 21. a lock pin; 22. a driven gear; 23. a driving gear; 24. a rotating shaft; 25. a sliding sleeve.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Example (b):

as shown in figures 1 to 4:

the utility model provides a supporting construction that collapses is prevented to foundation ditch, including a backplate 1 and bracing piece 2, be provided with two sets of bracing pieces 2 on the backplate 1 relatively, connecting hole 17 has all been seted up to 1 both sides of backplate, wear to be equipped with in the backplate 1 and remove the subassembly, it includes rotor plate 9 and removal strip 8 to remove the subassembly, all be provided with connecting rod 5 on two sets of removal strip 8, two sets of connecting rod 5 dislocation set, stand 15 on the removal strip 8 wears to establish in arc wall 14 on rotor plate 9, driven gear 22 that sets up on the rotor plate 9 and the driving gear 23 meshing on the rotation axis 24, rotation axis 24 wears to establish in a backplate 1, wear to be equipped with the locking subassembly in the backplate 1. When supporting the foundation pit, need laminate multiunit backplate 1 on the foundation pit wall, make backplate 1 side contact together, then support backplate 1 through bracing piece 2, thereby strut the foundation pit wall, then pull up the locking subassembly, remove the locking to rotor plate 9, then rotate rotation axis 24, can easily laborsaving drive driven gear 22 rotation through driving gear 23, thereby drive rotor plate 9 and rotate, change the position of arc wall 14, extrude stand 15 through arc wall 14, thereby promote stand 15 and remove, make removal strip 8 drive connecting rod 5 and remove, stretch out connecting rod 5 outside backplate 1, insert in connecting hole 17 on the adjacent backplate 1, thereby splice multiunit backplate 1 into whole, the extrusion force that receives backplate 1 disperses, make its backplate better support the foundation pit wall, avoid the extrusion force that certain backplate 1 received too big, lead to a slope, arouse and strut the collapse, make the supporting effect of device better.

Referring to fig. 3 and 4, the locking assembly includes a fixing hole 18 and a locking pin 21, two sets of fixing holes 18 are formed in the driven gear 22, a locking spring 19 is sleeved on the locking pin 21, the locking spring 19 and the locking pin 21 are both inserted into the support plate 1, one end of the locking pin 21 penetrates through the support plate 1 and is provided with a cross bar 20, and the other end of the locking pin 21 penetrates through one set of fixing holes 18. During the splicing apparatus, make the pulling lockpin 21 that the staff can be convenient through horizontal pole 20, make it withdraw from outside the fixed orifices 18, thereby remove the locking to driven gear 22, make rotatory rotor plate 9 that the staff can be convenient, after rotor plate 9 is rotatory targets in place, under locking spring 19's effect, lockpin 21 inserts outside another group of fixed orifices 18, it is fixed with driven gear 22, thereby it is fixed to fix rotor plate 9, avoid connecting rod 5 to remove at will, make the device more reliable and more stable.

Referring to fig. 1 and 2, a bottom plate 3 is disposed at the bottom end of a support rod 2, a clamping block 11 is disposed at the top end of the support rod 2, the clamping block 11 is clamped in a clamping seat 4, the clamping seat 4 is disposed on a support plate 1, a plug pin 10 penetrates through the clamping seat 4, and the plug pin 10 penetrates through the clamping block 11. When the supporting rod 2 is installed, the clamping block 11 at the top end of the supporting rod is clamped into the clamping seat 4, then the bolt 10 is inserted into the clamping seat 4, the clamping block 11 can be fixed in the clamping seat 4, the supporting rod 2 is firmly connected with the supporting and protecting plate 1, the bolt 10 is pulled out during disassembly, the clamping block 11 is withdrawn from the clamping seat 4, and the operation is simple and convenient, and time and labor are saved.

Referring to fig. 1 and 2, the bottom surface of the bottom plate 3 is provided with a plurality of groups of sloping plates 13, and ground nails 12 penetrate through the bottom plate 3. When the bottom plate 3 contacts with the ground, the sloping plate 13 is embedded underground, and then the ground nail 12 penetrates through the bottom plate 3 and is inserted underground, so that the bottom plate 3 can be firmly fixed in place, and the displacement of the bottom plate is avoided, and the use of the device is not influenced.

Referring to fig. 1 and 2, a plurality of sets of fixing cylinders 6 are disposed on the supporting and protecting plate 1, and fixing columns 16 are disposed in the fixing cylinders 6 at the bottom of the supporting and protecting plate 1. After the supporting and protecting plate 1 is attached to the wall of the foundation pit, the fixing column 16 penetrates through the fixing cylinder 6 at the bottom of the supporting and protecting plate 1 and then is inserted into the ground, the supporting and protecting plate 1 can be fixed, the supporting and protecting plate 1 is prevented from moving, and the device is more stable and reliable.

Referring to fig. 1 and 4, a sliding sleeve 25 is sleeved on the upright post 15, the sliding sleeve 25 contacts with the inner wall of the arc-shaped groove 14, and a through groove 7 is formed in the bottom edge of the support guard plate 1. The sliding sleeve 25 can rotate on the upright post 15, so that friction is reduced, excessive abrasion of parts of the device is avoided, and the device is more durable; through groove 7 makes the smooth outflow of water between backplate 1 and the foundation ditch wall, avoids the rainwater to make the foundation ditch wall bubble soft, leads to collapsing.

The specific use mode and function of the embodiment are as follows: when supporting a foundation pit, a plurality of groups of supporting and protecting plates 1 are required to be attached to the wall of the foundation pit, the side edges of the supporting and protecting plates 1 are contacted together, the clamping block 11 at the top end of the supporting rod 2 is clamped into the clamping seat 4, then the bolt 10 is inserted into the clamping seat 4, the clamping block 11 can be fixed in the clamping seat 4, the supporting rod 2 is firmly connected with the supporting and protecting plates 1, the supporting and protecting plates 1 are supported through the supporting rod 2, the foundation pit wall is supported, the cross rod 20 enables a worker to conveniently pull the lock pin 21 to withdraw from the fixed hole 18, locking of the driven gear 22 is released, then the rotating shaft 24 is rotated, the driving gear 23 can easily drive the driven gear 22 to rotate, the worker can easily and laborsavingly rotate the rotating plate 9, the position of the arc-shaped groove 14 is changed, the upright post 15 is extruded through the arc-shaped groove 14, so that the upright post 15 is pushed to move, the moving strip 8 drives the connecting rod 5 to move, the connecting rod 5 extends out of the supporting and inserts into the connecting holes 17 on the adjacent supporting and protecting plates 1, the groups of the supporting and protecting plates 1 are spliced into a whole, and the extrusion force applied to the dispersing device is better in support effect.

Claims

1. The utility model provides a supporting construction that collapses is prevented to foundation ditch, includes backplate (1) and bracing piece (2), its characterized in that: it is provided with two sets relatively on backplate (1) bracing piece (2), connecting hole (17) have all been seted up to backplate (1) both sides, wear to be equipped with the removal subassembly in backplate (1), the removal subassembly includes rotor plate (9) and removal strip (8), removal strip (8) are provided with two sets ofly relatively, rotor plate (9) are located two sets ofly between removal strip (8), two sets of all be provided with connecting rod (5) on removal strip (8), two sets of connecting rod (5) dislocation set, be provided with stand (15) on removal strip (8), stand (15) are worn to establish in arc wall (14), arc wall (14) are seted up on rotor plate (9), be provided with driven gear (22) on rotor plate (9), driven gear (22) and driving gear (23) meshing, driving gear (23) set up on rotation axis (24), rotation axis (24) are worn to establish in backplate (1), wear to be equipped with the locking subassembly in backplate (1).

2. The foundation pit collapse prevention supporting structure of claim 1, wherein: the locking assembly comprises fixing holes (18) and locking pins (21), two groups of fixing holes (18) are formed in the driven gear (22), locking springs (19) are sleeved on the locking pins (21), the locking springs (19) and the locking pins (21) are arranged in the supporting plate (1) in a penetrating mode, a cross rod (20) is arranged after one ends of the locking pins (21) penetrate through the supporting plate (1), and the other ends of the locking pins (21) are arranged in one group of fixing holes (18) in a penetrating mode.

3. The foundation pit collapse prevention supporting structure of claim 1, wherein: the bottom end of the supporting rod (2) is provided with a bottom plate (3), the top end of the supporting rod (2) is provided with a clamping block (11), the clamping block (11) is clamped in the clamping seat (4), the clamping seat (4) is arranged on the supporting plate (1), a bolt (10) penetrates through the clamping seat (4), and the bolt (10) penetrates through the clamping block (11).

4. The foundation pit collapse prevention supporting structure of claim 3, wherein: the bottom plate (3) bottom surface is provided with multiunit swash plate (13), wear to be equipped with ground nail (12) in bottom plate (3).

5. The foundation pit collapse prevention supporting structure of claim 1, wherein: the supporting and protecting plate (1) is provided with a plurality of groups of fixed cylinders (6), and fixed columns (16) penetrate through the fixed cylinders (6) at the bottom of the supporting and protecting plate (1).

6. The foundation pit collapse prevention supporting structure of claim 1, wherein: the upright post (15) is sleeved with a sliding sleeve (25), the sliding sleeve (25) is in contact with the inner wall of the arc-shaped groove (14), and the bottom edge of the supporting plate (1) is provided with a through groove (7).