CN220394557U - Combined support for deep foundation pit earthwork excavation - Google Patents

Abstract

The utility model relates to the technical field of foundation pit support and discloses a combined support for deep foundation pit earthwork excavation, wherein a first movable column is fixedly connected to the surface of a connecting rod, support rods are movably connected to the two ends of the first movable column, clamping blocks are fixedly connected to the surfaces of the support rods, a support plate is movably connected to the surfaces of the clamping blocks, a fixing block is fixedly connected to one end of the support rod, and a connecting block is fixedly connected to the surfaces of the fixing blocks. This deep basal pit earthwork excavation combination support through the setting of connecting rod, first movable column, bracing piece, backup pad, fixture block, has played the effect that can adjust supporting angle, through the inside first movable column that sets up of connecting rod to make the bracing piece can carry out the adjustment on the certain angle, can increase supporting coefficient through the installation to the backup pad, also can increase supporting coefficient through the backup pad of changing different materials, be favorable to the adjustment to supporting angle and supporting coefficient's adjustment.

Description

Combined support for deep foundation pit earthwork excavation

Technical Field

The utility model relates to the technical field of foundation pit support, in particular to a combined support for deep foundation pit earthwork excavation.

Background

In the earthwork construction process, the sliding force of the soil body is balanced mainly by means of the internal friction force and the binding force of the soil body, the soil wall is kept stable, once the soil body is out of balance under the action of external force, the soil wall collapses or slides, the engineering construction relates to a foundation pit, if the soil quality of the foundation pit wall is unstable, the foundation pit support frame is required to support the inner side wall of the foundation pit, the safety of personnel is ensured, the sliding and collapse caused delay construction period is prevented, or the influence on nearby buildings is avoided, and therefore the combined support for deep foundation pit earthwork excavation is achieved.

At present, the deep foundation pit earthwork excavation combined support on the market has the following defects:

(1) The existing combined support for deep foundation pit earthwork excavation in the market is generally difficult to adjust the angle of the support, so that the support is inconvenient when facing foundation pit walls with different angles;

(2) The deep foundation pit earthwork excavation combination support on the market at present is generally difficult to fix the support device, and the effect of the support is poor, so that the danger coefficient of work is increased.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a combined support for deep foundation pit earthwork excavation, which solves the problems that the angle of the support is generally difficult to adjust, the support is inconvenient when facing foundation pit walls with different angles, and a support device is generally difficult to fix, the support effect is poor, and the danger coefficient of work is increased.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a deep basal pit earthwork excavation combination is strutted, the first movable column of fixed surface of connecting rod is connected with, the equal swing joint in both ends of first movable column has the bracing piece, the fixed surface of bracing piece is connected with the fixture block, the surface swing joint of fixture block has the backup pad, the one end fixedly connected with fixed block of bracing piece, the fixed surface of fixed block is connected with the connecting block, the inside swing joint of connecting block has the second movable column, the fixed surface of second movable column is connected with the screw.

Optionally, the fixed surface of connecting rod is connected with the telescopic link, the quantity of telescopic link is two.

Optionally, the surface fixedly connected with U type piece of connecting rod, the screw hole has been seted up on the surface of U type piece.

Optionally, the surface threaded connection of U type piece has the threaded rod, the one end fixedly connected with of threaded rod supports the piece.

Optionally, the surface fixedly connected with slipmat of supporting the piece, the other end fixedly connected with swivel head of threaded rod.

(III) beneficial effects

The utility model provides a combined support for deep foundation pit earthwork excavation, which has the following beneficial effects:

1. this deep basal pit earthwork excavation combination support through the setting of connecting rod, first movable column, bracing piece, backup pad, fixture block, has played the effect that can adjust supporting angle, through the inside first movable column that sets up of connecting rod to make the bracing piece can carry out the adjustment on the certain angle, can increase supporting coefficient through the installation to the backup pad, also can increase supporting coefficient through the backup pad of changing different materials, be favorable to the adjustment to supporting angle and supporting coefficient's adjustment.

2. This deep basal pit earthwork excavation combination is strutted, through connecting block, second movable column, screw nail, U type piece, threaded rod, the setting of supporting the piece, played the effect fixed to strutting arrangement, found best fixed position through the angle of adjusting the screw nail, carry out embedded fixed to the screw nail again, through the setting of U type piece, can fix its bracing piece upper end, thereby make the effect that reaches fixedly through rotatory threaded rod messenger supporting the piece forward movement, be favorable to the fixing to strutting arrangement.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a support bar according to the present utility model;

FIG. 3 is a schematic diagram of a U-shaped block structure according to the present utility model;

fig. 4 is a schematic view of the structure of the screw according to the present utility model.

In the figure: 1. a connecting rod; 2. a first movable column; 3. a support rod; 4. a clamping block; 5. a support plate; 6. a fixed block; 7. a connecting block; 8. a second movable column; 9. a screw thread nail; 10. a telescopic rod; 11. a U-shaped block; 12. a threaded rod; 13. abutting blocks; 14. an anti-slip pad; 15. a rotating head.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a deep basal pit earthwork excavation combination is strutted, connecting rod 1's fixed surface has first movable column 2, through connecting rod 1, first movable column 2, bracing piece 3, backup pad 5, fixture block 4's setting, the effect that can adjust supporting angle has been played, through the inside first movable column 2 that sets up of connecting rod 1, thereby make bracing piece 3 can carry out the adjustment on the certain angle, can increase supporting coefficient through the installation to backup pad 5, also can increase supporting coefficient through the backup pad 5 of changing different materials, be favorable to the adjustment to supporting angle and supporting coefficient's adjustment. The both ends of first movable column 2 all swing joint has bracing piece 3, the fixed surface of bracing piece 3 is connected with fixture block 4, the fixed surface of fixture block 4 is connected with backup pad 5, the one end fixedly connected with fixed block 6 of bracing piece 3, the fixed surface of fixed block 6 is connected with connecting block 7, through connecting block 7, second movable column 8, screw 9, U type piece 11, threaded rod 12, support the setting of piece 13, play the effect to strutting arrangement is fixed, find the best fixed position through adjusting the angle of screw 9, carry out embedded fixation to screw 9 again, can fix its upper end to bracing piece 3 through the setting of U type piece 11, thereby make the effect that supports piece 13 and move forward through rotatory threaded rod 12, be favorable to the fixing to strutting arrangement. The inside swing joint of connecting block 7 has second movable post 8, and the fixed surface of second movable post 8 is connected with screw 9.

The surface of the connecting rod 1 is fixedly connected with two telescopic rods 10, and the arrangement of the telescopic rods 10 plays a role in adjusting the width of the device;

the surface of the connecting rod 1 is fixedly connected with a U-shaped block 11, the surface of the U-shaped block 11 is provided with a threaded hole, and the U-shaped block 11 is fixed through the arrangement of the threaded hole;

the surface of the U-shaped block 11 is in threaded connection with a threaded rod 12, one end of the threaded rod 12 is fixedly connected with a supporting block 13, and the pressing and fixing functions are achieved through the arrangement of the supporting block 13;

the surface of the supporting block 13 is fixedly connected with an anti-skid pad 14, the other end of the threaded rod 12 is fixedly connected with a rotating head 15, and the anti-skid effect is achieved through the arrangement of the anti-skid pad 14;

the connecting rod 1 is fixedly connected to the two ends of the telescopic rod 10, the connecting rod 1 is fixed to the surface of the U-shaped block 11 through bolts, and the function of connecting the supporting rods 3 is achieved through the arrangement of the connecting rod 1.

In the utility model, the working steps of the device are as follows:

1. the first movable column 2 is arranged inside the connecting rod 1, so that the supporting rod 3 can be adjusted at a certain angle, the supporting coefficient can be increased by installing the supporting plate 5, and the supporting coefficient can be increased by replacing the supporting plates 5 made of different materials, thereby being beneficial to adjusting the supporting angle and the supporting coefficient;

2. the best fixing position is found by adjusting the angle of the screw 9, then the screw 9 is embedded and fixed, the upper end of the supporting rod 3 can be fixed through the arrangement of the U-shaped block 11, and the supporting block 13 is moved forwards through the rotary threaded rod 12 so as to achieve the fixing effect, thereby being beneficial to fixing the supporting device.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a deep basal pit earthwork excavation combination support, includes connecting rod (1), its characterized in that: the surface fixedly connected with first movable column (2) of connecting rod (1), the equal swing joint in both ends of first movable column (2) has bracing piece (3), the surface fixedly connected with fixture block (4) of bracing piece (3), the surface swing joint of fixture block (4) has backup pad (5), the one end fixedly connected with fixed block (6) of bracing piece (3), the surface fixedly connected with connecting block (7) of fixed block (6), the inside swing joint of connecting block (7) has second movable column (8), the surface fixedly connected with screw (9) of second movable column (8).

2. The deep foundation pit earth excavation composite support of claim 1, wherein: the surface of the connecting rod (1) is fixedly connected with telescopic rods (10), and the number of the telescopic rods (10) is two.

3. The deep foundation pit earth excavation composite support of claim 1, wherein: the surface of connecting rod (1) is fixedly connected with U type piece (11), screw hole has been seted up on the surface of U type piece (11).

4. A deep foundation pit earth excavation composite support as claimed in claim 3, wherein: the surface threaded connection of U type piece (11) has threaded rod (12), the one end fixedly connected with of threaded rod (12) supports piece (13).

5. The deep foundation pit earth excavation composite support of claim 4, wherein: the surface of the supporting block (13) is fixedly connected with an anti-slip pad (14), and the other end of the threaded rod (12) is fixedly connected with a rotating head (15).