CN217679134U - Oblique supporting pile combined profile steel guide frame for deep foundation pit supporting construction - Google Patents

Abstract

The utility model discloses an oblique support pile combined profiled steel guide frame for deep foundation pit support construction, belonging to the technical field of building construction. The outer wall is provided with a first rotation groove, a second hinge rod is rotatably connected in the first rotation groove, an adjustment rod is provided at one end of the second hinge rod away from the annular projection, and an upper end of the base plate is provided with a Support plate, the lower end of the support plate is fitted with a plurality of arc-shaped concave rails, through the above technical solution, the second hinge rod is pushed upward, and the annular protrusion at one end of the second hinge rod rotates to drive the other end of the hinge rod. The adjustment rod is fitted with the arc-shaped concave rail at the lower end of the support plate, so that the support plate can support both sides of the inclined foundation pit, which solves the problem that the side wall of the foundation pit is inclined, and it is difficult for the support rod to be stressed at both ends. The problem of supporting the baffle on the side wall of the foundation pit and cannot be applied.

Description

Combination steel guide frame for oblique support piles in deep foundation pit support construction

technical field

The utility model belongs to the technical field of building construction, in particular to an oblique support pile combined section steel guide frame for deep foundation pit support construction.

Background technique

A foundation pit is an earth pit excavated at the foundation design position according to the base level and foundation plane size, while a deep foundation pit is a project with an excavation depth of more than 5 meters, but the geological conditions, surrounding environment and underground pipelines are particularly complicated. The side wall of the foundation pit is prone to collapse, so internal support will be set in the foundation pit to enhance the support strength of support structures such as sheet piles, and the support structures such as sheet piles inside the foundation pit will be subjected to great lateral pressure .

Most of the existing support structures for foundation pits use simple support rod structures to support the baffles on both sides of the foundation pit. The baffle of the wall is supported and cannot be applied.

For this reason, we propose the oblique support pile combined steel guide frame for deep foundation pit support construction to solve the above problems.

Utility model content

The purpose of this utility model is to solve the problem that most of the existing foundation pit support structures use simple support rod structures to support the baffles on both sides of the foundation pit. If the side walls of the foundation pit are inclined, it is difficult for the support rods to In order to support the baffle plate of the side wall of the foundation pit under force at the end, and it is not applicable, the oblique support pile combined steel guide frame for deep foundation pit support construction is proposed.

In order to achieve the above object, the utility model adopts the following technical solutions:

The oblique support pile combined steel guide frame for deep foundation pit support construction includes a base plate, and both sides of the base plate are fixedly connected with annular protrusions, and the outer wall of the annular protrusions is provided with a first rotating groove. A second articulated rod is rotatably connected in the first rotatable groove, an adjustment rod is provided at an end of the second articulated rod away from the annular protrusion, a support plate is provided at the upper end of the base plate, and a support plate is provided at the lower end of the support plate. A plurality of arc-shaped concave rails are embedded, and the size of the arc-shaped concave rails is adapted to the adjustment rod.

Through the above technical scheme, the second hinged rod is pushed upwards, and the annular protrusion at one end of the second hinged rod is rotated, and the adjusting rod at the other end is driven to fit with the arc-shaped concave rail at the lower end of the support plate, so that the support plate can be aligned. The sloped foundation pit is supported on both sides.

As a further preference, the lower end of the support plate is provided with multiple sets of thread grooves, and the lower end of the support plate is provided with an arc-shaped clamping piece, and the two sides of the arc-shaped clamping piece are threaded with penetrating bolt.

Through the above technical solution, the arc-shaped clamping piece can be fixed on the lower end of the support plate, which can fix the adjustment rod, and avoid the deviation of the adjustment rod from affecting the support of the support plate to the foundation pit as much as possible.

As a further preference, a group of symmetrical fixed plates are fixedly connected to the upper end of the base plate, connecting rods are fixedly connected between a group of the fixed plates, and multiple sets of second rotating grooves are provided on the outer side of the connecting rods. A first articulated rod is rotatably connected in the second rotatable groove, and an end of the first articulated rod away from the connecting rod is fixedly connected with the support plate.

Through the above technical solution, the first hinged rod and the connecting rod are rotationally connected, and the angle between the support plate and the base plate can be adjusted, so that the support plate can support foundation pits with different degrees of inclination.

As a further preference, a silicone pad is fixedly connected to the outer wall of the adjustment rod, and a rubber pad is fixedly connected to the upper end of the support plate.

Through the above technical solution, the silicone pad can protect the adjustment rod, and the rubber pad can protect the support plate.

As a further preference, a plurality of symmetrical fixed bases are fixedly connected to the lower end of the substrate.

Through the above technical solution, the fixed base can avoid possible sewage soaking on the ground from damaging the second hinged rod.

As a further preference, the lower end of the fixed base is fixedly connected with a plurality of symmetrical reinforcing ribs.

Through the above technical solution, the reinforcing rib can increase the stability of the utility model.

As a further preference, threaded rods are fixedly connected to both ends of the adjusting rod, the threaded rods pass through the second hinged rod, and threaded nuts are threaded on the threaded rods.

Through the above technical proposal, the adjusting rod can be taken out for maintenance, and damage to the adjusting rod during use of the utility model can be avoided as much as possible.

In summary, the technical effects and advantages of the present utility model: the oblique support pile combined steel guide frame for deep foundation pit support construction, the first hinged rod and the connecting rod are rotatably connected, and the distance between the support plate and the base plate can be adjusted. The angle is convenient for the support plate to support the foundation pits with different inclinations. Push the second hinged rod upward, and the ring-shaped protrusion at one end of the second hinged rod will rotate, driving the adjustment rod at the other end and the arc at the lower end of the support plate. The fitting of the concave rail can make the support plate support both sides of the inclined foundation pit, which solves the problem that the side wall of the foundation pit is inclined, and it is difficult for the supporting rod to bear force at both ends to support the baffle plate of the side wall of the foundation pit , and cannot be applied to the problem.

Description of drawings

Fig. 1 is the overall schematic diagram of the oblique support pile combined section steel guide frame of deep foundation pit support construction;

Fig. 2 is another overall schematic diagram of the obliquely supported pile combined section steel guide frame for deep foundation pit support construction;

Figure 3 is an enlarged view of structure A of the obliquely supported pile combined steel guide frame for deep foundation pit support construction;

Figure 4 is an enlarged view of the B structure of the oblique support pile combined steel guide frame for the construction of deep foundation pit support.

In the figure: 1. Base plate; 2. Fixed plate; 3. Connecting rod; 4. First hinged rod; 5. Support plate; 6. Rubber pad; 7. Annular bump; 8. Second hinged rod; 9. Adjusting rod; 10, threaded rod; 11, threaded nut; 12, arc-shaped concave rail; 13, thread groove; 14, arc-shaped clamping piece; 15, bolt; 16, fixed base; 17, reinforcing rib.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described implementation regulations are only part of the embodiments of the present invention, not all of them. example.

Referring to Fig. 1, Fig. 2 and Fig. 3, the oblique support pile composite steel guide frame for deep foundation pit support construction includes a base plate 1, and both sides of the base plate 1 are fixedly connected with annular protrusions 7, and the outer walls of the annular protrusions 7 A first rotation groove is arranged on the top, and a second hinged rod 8 is connected to the rotation in the first rotation groove. The end of the second hinged rod 8 away from the annular protrusion 7 is provided with an adjustment rod 9 , and the upper end of the base plate 1 is provided with a support plate 5 , the outer wall of the adjusting rod 9 is fixedly connected with a silicone pad, which can avoid the rigid contact between the adjusting rod 9 and the arc-shaped concave rail 12 as far as possible, and has a protective effect on the adjusting rod 9. The upper end of the support plate 5 is fixedly connected with a rubber pad. Pad 6, the rubber pad 6 can protect the support plate 5, and try to avoid scratching and damage to the support plate 5 and the hard objects on both sides of the foundation pit;

A group of symmetrical fixed plates 2 are fixedly connected to the upper end of the base plate 1, and connecting rods 3 are fixedly connected between a group of fixed plates 2. There are multiple sets of second rotating grooves arranged on the outside of the connecting rods 3, and the second rotating grooves are rotationally connected with The first articulated rod 4, the end of the first articulated rod 4 away from the connecting rod 3 is fixedly connected to the support plate 5, the first articulated rod 4 is connected to the connecting rod 3 in rotation, and the angle between the support plate 5 and the base plate 1 can be adjusted , it is convenient for the support plate 5 to support foundation pits with different degrees of inclination;

The lower end of the support plate 5 is fitted with a plurality of arc-shaped recessed rails 12 , and the size of the arc-shaped recessed rails 12 is adapted to the adjusting rod 9 . Specifically, push the second articulated rod 8 upwards, and rotate on the annular protrusion 7 at one end of the second articulated rod 8, and drive the adjusting rod 9 at the other end to fit with the arc-shaped concave rail 12 at the lower end of the support plate 5, so that The support plate 5 supports both sides of the inclined foundation pit.

With reference to Fig. 1, Fig. 2 and Fig. 4, the lower end of support plate 5 is provided with multiple groups of threaded grooves 13, and the lower end of support plate 5 is provided with arc-shaped clamping piece 14, and the two sides of arc-shaped clamping piece 14 are threaded Connected with a through bolt 15, turn the bolt 15, the bolt 15 and the threaded groove 13 are threaded, the arc clamp 14 can be fixed on the lower end of the support plate 5, and the adjustment rod 9 can be fixed, and the adjustment rod should be avoided as much as possible. 9 offset affects the support of the support plate 5 to the foundation pit.

The two ends of adjusting rod 9 are fixedly connected with threaded rod 10, and threaded rod 10 runs through the second articulated rod 8, and threaded rod 10 is threadedly connected with threaded nut 11, turns threaded nut 11, and threaded nut 11 is taken out from threaded rod 10. Next, the adjustment rod 9 can be taken out for maintenance, so as to avoid damage to the adjustment rod 9 during use of the utility model as much as possible.

The lower end of the base plate 1 is fixedly connected with a plurality of symmetrical fixed bases 16, and the lower end of the fixed base 16 is fixedly connected with a plurality of symmetrical reinforcing ribs 17, and the reinforcing ribs 17 can be inserted into the ground to increase the stability of the new use, and the fixed base 16 Polyurethane waterproof paint is painted on the reinforcement rib 17, which has a good waterproof effect. The fixed base 16 can keep a certain distance between the base plate 1 and the ground, and avoid possible sewage soaking damage on the ground to damage the second hinged rod 8.

Working principle: The staff pushes the support plate 5 upwards, and the support plate 5 drives the first hinged rod 4 to rotate on the connecting rod 3, and the angle between the support plate 5 and the base plate 1 can be adjusted, so that the 5 pairs of support plates are different. The inclined foundation pit is supported, and the second hinged rod 8 is pushed upward, and the ring-shaped protrusion 7 at one end of the second hinged rod 8 rotates, driving the adjusting rod 9 at the other end and the arc-shaped concave rail 12 at the lower end of the support plate 5 Fitting can make the support plate 5 support both sides of the inclined foundation pit, fit the depression of the arc-shaped clamping piece 14 and the adjusting rod 9, turn the bolt 15, and the bolt 15 and the thread groove 13 are threaded, The arc-shaped clamping part 14 can be fixed on the lower end of the support plate 5 to fix the adjusting rod 9 and avoid the deviation of the adjusting rod 9 from affecting the support of the support plate 5 to the foundation pit.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (7)

1. The oblique support pile combined steel guide frame for deep foundation pit support construction, comprising a base plate (1), is characterized in that, both sides of the base plate (1) are fixedly connected with annular projections (7), the The outer wall of the annular projection (7) is provided with a first rotating groove, and a second hinged rod (8) is rotationally connected in the first rotating groove, and the second hinged rod (8) is away from the annular projection ( 7) is provided with an adjustment rod (9), the upper end of the base plate (1) is provided with a support plate (5), and the lower end of the support plate (5) is fitted with a plurality of arc-shaped concave rails (12 ), the size of the arc-shaped recessed track (12) is adapted to the adjustment rod (9). 2. the obliquely supported pile combined section steel guide frame of deep foundation pit support construction according to claim 1, is characterized in that, the lower end of described support plate (5) offers multiple sets of thread grooves (13), and The lower end of the support plate (5) is provided with an arc-shaped clamping piece (14), and both sides of the arc-shaped clamping piece (14) are screwed with through bolts (15). 3. the obliquely supported pile combined section steel guide frame of deep foundation pit support construction according to claim 1, is characterized in that, the upper end of described base plate (1) is fixedly connected with one group of symmetrical fixed plates (2), one Connecting rods (3) are fixedly connected between the groups of fixed plates (2), and multiple sets of second rotating grooves are provided on the outside of the connecting rods (3), and first hinged joints are rotationally connected in the second rotating grooves. Rod (4), the end of the first hinged rod (4) away from the connecting rod (3) is fixedly connected to the support plate (5). 4. the obliquely supporting pile combined steel guide frame of deep foundation pit support construction according to claim 1, is characterized in that, the outer wall of described adjusting rod (9) is fixedly connected with silica gel pad, and described support plate The upper end of (5) is fixedly connected with rubber pad (6). 5. The oblique support pile composite steel guide frame for deep foundation pit support construction according to claim 1, characterized in that, the lower end of the base plate (1) is fixedly connected with a plurality of symmetrical fixed bases (16). 6. The oblique support pile composite steel guide frame for deep foundation pit support construction according to claim 5, characterized in that, the lower end of the fixed base (16) is fixedly connected with a plurality of symmetrical reinforcing ribs (17) . 7. the obliquely supported pile combined section steel guide frame of deep foundation pit support construction according to claim 1, is characterized in that, the two ends of described adjusting rod (9) are fixedly connected with threaded rod (10), and described A threaded rod (10) runs through the second hinged rod (8), and a threaded nut (11) is threadedly connected to the threaded rod (10).

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