CN220813843U - Building foundation reinforcing apparatus for building engineering - Google Patents

Abstract

The utility model relates to the technical field of building reinforcement, in particular to a building foundation reinforcement device for building engineering, which comprises: the limiting column is welded on the surface of the base and is inserted into the ground embedded pipe orifice; the expansion rotary block is connected with an expansion pipe in a forward internal thread way on the surface of the expansion rotary block, and bolt blades are fixed on the surface of the expansion pipe; the base is provided with a pre-buried anchor rod in an inserted manner, and the pre-buried anchor rod is fixed on the surface of the base through a nut; the beneficial effects are as follows: the limiting column is inserted into the pipe orifice and is provided with the fixing base, the screw rod is driven to rotate through the knob bolt, the expansion rotary block and the shrinkage rotary block move downwards at the moment, the expansion rotary block moves to stop moving downwards when the straight chassis, the expansion pipe is extruded while the expansion rotary block moves downwards, the expansion pipe is extruded to surround soil and is fixed, the limiting column is restrained at the moment, the base cannot generate small offset transversely, the limiting column cannot be pulled out, the vertical stress of the embedded anchor rod can be shared, and the expansion pipe can be shrunk and pulled out through the reverse knob bolt.

Description

Building foundation reinforcing apparatus for building engineering

Technical Field

The utility model relates to the technical field of building reinforcement, in particular to a building foundation reinforcement device for building engineering.

Background

The building foundation is a structure for bearing weight below the ground of a building, is an enlarged part of a wall or a column of the building below relative elevation of 0m, and has the functions of bearing the load transferred by a building upper structure and transferring the load and dead weight to a foundation, the static pile pressing machine is brand new environment-friendly pile foundation construction equipment, public nuisance such as vibration, noise, pollution and the like caused by pile foundation construction in the infrastructure construction is focused on various social circles, and the static pile pressing machine is a vibration-free and noise-free hydraulic pile pressing machine which is suitable for the social demands;

The existing indoor static pile driver is used for pressing a pile foundation into the ground so as to strengthen the bearing capacity of a building foundation, the pile foundation is pressed down by an air cylinder through bolting a base connected with a hydraulic rod and a screw rod pre-embedded in advance, and the pile foundation is pressed into the building foundation so as to strengthen the building foundation;

Among them, embedded bolt plays vertical drawknot base effect, however because ground unevenness, the vibrations of machine self and hydraulic press effort are not under the three kinds of circumstances of totally vertical, the base can produce horizontal skew, and the skew that produces can influence the skew that increases effort, makes the machine consume more power and exerts pressure, influences the pile pressing.

Disclosure of utility model

The utility model aims to provide a building foundation reinforcing device for building engineering, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a building foundation reinforcement device for construction engineering, comprising:

The limiting column is welded on the surface of the base and is inserted into the ground embedded pipe orifice;

The expansion rotary block is connected with an expansion pipe in a forward internal thread way on the surface of the expansion rotary block, and spiral blades are fixed on the surface of the expansion pipe;

the base, the base surface is pegged graft and is had pre-buried stock, and pre-buried stock is fixed in the base surface through the nut.

Preferably, a screw rod is arranged in the limit column, the screw rod is connected with the internal thread of the limit column, a bolt is welded on the surface of the top of the screw rod, and a drill bit is welded at the bottom of the screw rod.

Preferably, the limit post is internally provided with a limit top disc, the limit top disc is welded on the inner wall of the limit post, the limit top disc is internally provided with a screw rod, and the screw rod is not connected with the limit top disc.

Preferably, the limiting column is internally provided with a limiting chassis, the surface of the limiting chassis is provided with a sliding groove, the limiting chassis is welded on the surface of the supporting base, and the supporting base is internally connected with a screw rod in a threaded manner.

Preferably, a screw rod is welded in the expansion rotary block, a contraction rotary block is arranged at the bottom of the expansion rotary block, and the contraction rotary block is in reverse internal thread connection with the expansion pipe.

Preferably, four groups of hydraulic rods are welded on the surface of the base, pile foundations are arranged inside the base, and the pile foundations are inserted into the ground.

Compared with the prior art, the utility model has the beneficial effects that:

The utility model provides a building foundation reinforcing apparatus for building engineering inserts and installs unable base through setting up pre-buried mouth of pipe on ground, drives the lead screw through the knob bolt and rotates this moment, and the lead screw rotates and drives and expand soon piece and shrink soon piece and move down, and it stops moving down to remove straight chassis department when shrink soon piece, and the expansion is rotated the piece and is extruded the expansion pipe when moving down, and the earth is fixed around the expansion pipe extrusion, and spacing post is restrained this moment for the base transversely can't produce small skew, and in addition spacing post can't be pulled out, can play the vertical atress of sharing pre-buried stock, reverse knob bolt, can shrink the expansion pipe and pull out.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the limit post of the present utility model;

figure 3 is a cross-sectional plan view of an expanded tubular according to the present utility model.

In the figure: the pile foundation comprises a hydraulic rod 1, pile foundations 2, a base 3, a limit column 4, an embedded anchor rod 5, a bolt 6, a screw rod 7, a spiral blade 8, a top disc 9, an expansion pipe 10, a supporting base 11, a drill bit 12, a chassis 13, a sliding chute 14, a shrinkage rotary block 15 and an expansion rotary block 16.

Detailed Description

In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.

Referring to fig. 1 to 3, the present utility model provides a technical solution: a building foundation reinforcement device for construction engineering, comprising:

The limiting column 4 is welded on the surface of the base 3, the limiting column 4 is inserted into an embedded pipe orifice on the ground, a screw rod 7 is arranged in the limiting column 4, the screw rod 7 rotates to drive the expansion rotary block 16 and the contraction rotary block 15 to move downwards, when the contraction rotary block 15 moves to the position of the straight base 13 to stop moving downwards, the screw rod 7 is in threaded connection with the inner side of the limiting column 4, a bolt 6 is welded on the top surface of the screw rod 7, the screw rod 7 is driven to rotate by the knob bolt 6, and a drill bit 12 is welded at the bottom of the screw rod 7;

The expansion rotary block 16, the expansion tube 10 is connected with the surface of the expansion rotary block 16 through forward internal threads, the spiral vane 8 is fixed on the surface of the expansion tube 10, the expansion rotary block 16 is extruded to expand the tube 10 while moving downwards, the expansion tube 10 is extruded to surround soil and fixed, the limit column 10 is restrained at the moment, the base 3 cannot generate tiny deviation transversely, the screw rod 7 is welded inside the expansion rotary block 16, the contraction rotary block 15 is arranged at the bottom of the expansion rotary block 16, the contraction rotary block 15 is connected with the expansion tube 10 through reverse internal threads, the four groups of hydraulic rods 1 are welded on the surface of the base 3, the pile foundation 2 is arranged inside the base 3, and the pile foundation 2 is spliced on the ground;

The base 3, the surface of the base 3 is inserted with an embedded anchor rod 5, and the embedded anchor rod 5 is fixed on the surface of the base 3 through a nut;

The inside of the limiting column 4 is provided with a limiting top disc 9, the limiting top disc is welded on the inner wall of the limiting column 4, the inside of the limiting top disc 9 is provided with a screw rod 7, the screw rod 7 and the limiting top disc 9 are not connected, the inside of the limiting column 4 is provided with a limiting bottom disc 13, the surface of the limiting bottom disc 13 is provided with a sliding groove 14, the limiting bottom disc 13 is welded on the surface of the supporting base 11, and the screw rod 7 is connected with the inner thread of the supporting base 11;

Working principle: the utility model provides a building foundation reinforcing apparatus for building engineering inserts and installs unable fixed base 3 through setting up pre-buried mouth of pipe on ground, drives lead screw 7 through knob bolt 6 this moment and rotates, and lead screw 7 rotates and drives expansion rotary block 16 and shrink rotary block 15 and move down, and the expansion pipe 10 is extruded when the shrink rotary block 15 removes the straight chassis 13 department and stops moving down, and expansion rotary block 16 moves down, and the earth is fixed around the expansion pipe 10 extrusion, and spacing post 10 is restrained this moment for base 3 transversely can't produce little skew, and spacing post 10 can't be pulled out in addition, can play the vertical atress of sharing pre-buried stock 5, reverse knob bolt 6, can shrink expansion pipe 10 and pull out.

While the foregoing describes illustrative embodiments of the present application so that those skilled in the art may understand the present application, the present application is not limited to the specific embodiments, and all applications and creations utilizing the inventive concepts are within the scope of the present application as long as the modifications are within the spirit and scope of the present application as defined and defined in the appended claims to those skilled in the art.

Claims (6)

1. The utility model provides a building foundation reinforcing apparatus for building engineering which characterized in that: comprising the following steps:

the limiting column (4) is welded on the surface of the base (3), and the limiting column (4) is inserted into the ground embedded pipe orifice;

The expansion rotary block (16), the expansion tube (10) is connected with the surface of the expansion rotary block (16) through forward internal threads, and the spiral blade (8) is fixed on the surface of the expansion tube (10);

The base (3), the grafting of base (3) surface has pre-buried stock (5), and pre-buried stock (5) are fixed in base (3) surface through the nut.

2. A building foundation reinforcement device for construction engineering according to claim 1, wherein: the screw rod (7) is arranged inside the limiting column (4), the screw rod (7) is connected with the internal threads of the limiting column (4), the bolt (6) is welded on the surface of the top of the screw rod (7), and the drill bit (12) is welded on the bottom of the screw rod (7).

3. A building foundation reinforcement device for construction engineering according to claim 2, wherein: the limiting column (4) is internally provided with a limiting top disc (9), the limiting top disc is welded on the inner wall of the limiting column (4), the inside of the limiting top disc (9) is provided with a screw rod (7), and the screw rod (7) is not connected with the limiting top disc (9).

4. A building foundation reinforcement device for construction engineering according to claim 3, wherein: the limiting column (4) is internally provided with a limiting base plate (13), the surface of the limiting base plate (13) is provided with a sliding groove (14), the limiting base plate (13) is welded on the surface of the supporting base (11), and the supporting base (11) is internally connected with a screw rod (7) in a threaded manner.

5. A building foundation reinforcement device for construction engineering according to claim 4, wherein: the screw rod (7) is welded inside the expansion rotary block (16), the contraction rotary block (15) is arranged at the bottom of the expansion rotary block (16), and the contraction rotary block (15) is in reverse internal threaded connection with the expansion pipe (10).

6. A building foundation reinforcement device for construction engineering according to claim 5, wherein: four groups of hydraulic rods (1) are welded on the surface of the base (3), pile foundations (2) are arranged in the base (3), and the pile foundations (2) are inserted into the ground.