阅读说明：本技术 基坑换撑件及其浇筑方法 (Foundation pit support replacing part and pouring method thereof ) 是由 曹志杰 徐震 何贵堂 许怡 于 2020-11-09 设计创作，主要内容包括：本发明公开了一种基坑换撑件及其浇筑方法,所述基坑换撑件包括连接杆,所述连接杆的一端设有用于连接外墙的连接部,所述连接杆另一端设有用于抵接围护桩的抵接部,所述抵接部的延伸方向与所述连接杆的长度方向垂直。基坑换撑件设有连接杆,连接杆一端具有连接部,可以与墙面进行连接；一端设有抵接部,可以与围护桩进行连接,抵接部的延伸方向与连接杆的长度方向垂直,抵接部可在与围护桩抵接时,基坑换撑件受力均匀,不容易对抵接部与换撑件的连接部位造成损害。(The invention discloses a foundation pit supporting replacing part and a pouring method thereof. The foundation pit support replacing part is provided with a connecting rod, and one end of the connecting rod is provided with a connecting part which can be connected with a wall surface; one end is equipped with butt portion, can be connected with the fender pile, and the extending direction of butt portion is perpendicular with the length direction of connecting rod, and butt portion can be when with the fender pile butt, and the foundation ditch trades and supports the piece atress even, is difficult to cause the harm to butt portion and the position of being connected of trading the piece.)

1. The utility model provides a foundation ditch trades and supports piece, its characterized in that, the foundation ditch trades and supports piece including the connecting rod, the one end of connecting rod is equipped with the connecting portion that are used for connecting the outer wall, the connecting rod other end is equipped with the butt portion that is used for the butt fender pile, the extending direction of butt portion with the length direction of connecting rod is perpendicular.

2. The foundation pit bracing member according to claim 1, wherein the abutting portion extends in a horizontal direction, and the abutting portion is symmetrically arranged with respect to the connecting rod.

3. The foundation pit support element according to claim 1, wherein the connecting portion comprises a steel bar, and the steel bar is anchored in the outer wall.

4. The foundation pit bracing member according to claim 1, wherein the abutment portion has a thickness equal to a thickness of the connecting rod.

5. The foundation pit support exchange member according to claim 1, wherein the abutting portion is provided with a plurality of abutting heads, and the abutting heads are symmetrically distributed on two sides of the connecting rod.

6. The foundation pit support exchange member of claim 5, wherein the abutment head comprises a steel bar, and the steel bar embedded bar is anchored in the fender pile and connected with the embedded bar of the fender pile.

7. The foundation pit bracing member according to claim 1, wherein the width of the abutting portion gradually increases from an end near the connecting rod to an end away from the connecting rod.

8. The method of casting a foundation pit support exchange member as claimed in any one of claims 1 to 7, wherein the casting method comprises the following operations:

s1, mounting a bottom die of the foundation pit support replacing piece;

s2, installing a foundation pit support replacing side die;

and S3, casting a foundation pit support replacing piece.

9. The casting method of claim 8, wherein before the step S1, the method further comprises the steps of S10, binding the external wall steel bars and installing the external wall formwork.

10. The casting method of claim 9, further comprising, before step S1 and after step S10, step S20: and (5) planting bars on the fender pile.

Technical Field

The invention relates to a foundation pit support replacing part and a pouring method thereof.

Background

The foundation pit of the building (structure) with the support cannot be replaced by the original support of the foundation pit through backfilling due to the requirement of external waterproofing or full water test and the like; the structure that one foundation pit supporting part is adopted to correspond to one fender post can lead to the too tight arrangement of foundation pit supporting part replacement, thereby generating the technical problem of too small construction space.

Disclosure of Invention

The invention aims to solve the technical problem that in the prior art, a foundation pit supporting replacing part corresponds to a fender post, the arrangement of the foundation pit supporting replacing part is too tight, and the construction space is too small, and provides a foundation pit supporting replacing part and a pouring method thereof.

The invention solves the technical problems through the following technical scheme:

the utility model provides a foundation ditch trades and supports piece, the foundation ditch trades and supports piece including the connecting rod, the one end of connecting rod is equipped with the connecting portion that are used for connecting the outer wall, the connecting rod other end is equipped with the butt portion that is used for butt fender pile, the extending direction of butt portion with the length direction of connecting rod is perpendicular.

In the technical scheme, the foundation pit supporting replacing part is provided with a connecting rod, and one end of the connecting rod is provided with a connecting part which can be connected with a wall surface; one end is equipped with butt portion, can be connected with the fender pile, and the extending direction of butt portion is perpendicular with the length direction of connecting rod, and butt portion can be when with the fender pile butt, and the foundation ditch trades and supports the piece atress even, is difficult to trade the part of being connected that supports with the foundation ditch to butt portion and causes the harm.

Preferably, the extending direction of the abutting portion is a horizontal direction, and the abutting portion is symmetrically arranged relative to the connecting rod.

In the technical scheme, the extending direction of the abutting part is the horizontal direction, the abutting part can be abutted with the plurality of guard piles at the same height, the stress of the abutting part is uniform, and the supporting strength of the abutting part is improved; the butt joint is traded the piece symmetry for the foundation ditch and is set up, can make the position of butt joint and a plurality of fender post butt the same to the distance homogeneous phase of connecting rod for butt joint both ends atress is roughly the same, the uneven condition of atress can not appear.

Preferably, the connecting portion includes a reinforcing bar, and the reinforcing bar is anchored into the outer wall.

In this technical scheme, the reinforcing bar implanted bar anchor of connecting portion can increase the joint strength of connecting portion and outer wall, increases the foundation ditch and trades the structural strength and the rigidity that support piece passed power to the building from the foundation ditch.

Preferably, the thickness of the abutting portion is the same as the thickness of the connecting rod.

In this technical scheme, the thickness of butt portion is the same with the thickness of connecting rod for pass power between butt portion and the connecting rod even, also can material saving, avoid extravagant.

Preferably, the abutting part is provided with a plurality of abutting heads, and the abutting heads are symmetrically distributed on two sides of the connecting rod.

Among this technical scheme, be equipped with the butt head on the butt portion, a plurality of butt head symmetric distributions are in the both sides of connecting rod, and the reinforcing bar is established at the butt overhead, and the fender pile trades with the foundation ditch and props the piece and be connected in the first position of butt for the position of butt head atress is symmetrical for the connecting rod, and the foundation ditch trades to prop a piece atress even, can undertake bigger atress.

Preferably, the abutting head comprises a steel bar, and the steel bar embedded bar is anchored into the fender pile and connected with the embedded bar of the fender pile.

Among this technical scheme, the fender pile is gone into in the steel bar planting muscle anchor of butt portion, with butt portion and fender pile zonulae occludens, increases the joint strength of butt portion and outer wall, increases and trades the structural strength and the rigidity that support piece passed power to the building from the foundation ditch.

Preferably, the width of the abutting portion gradually becomes larger from one end close to the connecting rod to one end far from the connecting rod.

In this technical scheme, the width of butt portion is from the one end that is close to the connecting rod to the one end grow gradually of keeping away from the connecting rod, and the width of the one end that butt portion and fender post are connected is greater than the width that butt portion kept away from fender post one end, can concentrate the atress of butt portion on the connecting rod, transmits the building outer wall.

A pouring method for foundation pit support replacing parts comprises the following operations:

s1, mounting a bottom die of the foundation pit support replacing piece;

s2, installing a foundation pit support replacing side die;

and S3, casting a foundation pit support replacing piece.

In this technical scheme, install foundation ditch in proper order and trade die block and the side form of propping piece, die block and side form can inject the position that the piece was traded in the foundation ditch, later pour the foundation ditch and trade the piece of propping for the shaping is traded in the foundation ditch.

Preferably, before the step S1, the method further includes the steps of S10, bundling the external wall reinforcements and installing the external wall form.

Among this technical scheme, tie up outer wall reinforcing bar and installation outer wall template, trade the foundation ditch and support the piece and pass through reinforcing bar and outer wall connection, the foundation ditch trades to support the piece and can integrated into one piece with the outer wall, increases the foundation ditch and trades the joint strength who supports piece and outer wall for the foundation ditch trades to support the piece and can possess bigger support strength.

Preferably, before the step S1, after the step S10, the method further includes the step S20: and (5) planting bars on the fender pile.

Among this technical scheme, when the fender pile bar planting, can reserve the reinforcing bar of fender pile in advance for the fender pile has and trades the joint that a piece is connected with the foundation ditch, thereby increases fender pile and foundation ditch and trades the joint strength who supports the piece, makes the foundation ditch trade to support the piece and possess bigger support strength.

The positive progress effects of the invention are as follows: the foundation pit support replacing part is provided with a connecting rod, and one end of the connecting rod is provided with a connecting part which can be connected with a wall surface; one end is equipped with butt portion, can be connected with the fender post, and the extending direction of butt portion is perpendicular with the length direction of connecting rod, and butt portion can be when with the fender post butt, and the foundation ditch trades and supports the piece atress even, is difficult to trade the piece with the foundation ditch and is connected the position and cause the harm to butt portion, and along the extending direction of butt portion, the foundation ditch trades the butt portion that supports the piece and can a plurality of fender posts of butt.

Drawings

Fig. 1 is a schematic structural diagram of a foundation pit support replacing component according to an embodiment of the invention.

Fig. 2 is a schematic top view of a foundation pit support replacing component according to an embodiment of the invention.

Fig. 3 is a schematic structural view of a foundation pit support replaced with a foundation pit replacement member according to an embodiment of the present invention.

Fig. 4 is a schematic flow chart of a method for casting a foundation pit support replacement member according to an embodiment of the invention.

Description of the reference numerals

Guard post 1

Exterior wall 2

Connecting rod 3

Connecting part 4

Abutment 5

Reinforcing bar 6

Abutting head 7

Foundation pit support 8

Foundation pit support replacing part 9

Detailed Description

The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.

As shown in fig. 1 and 3, the present invention discloses a foundation pit support replacing member 9, wherein the foundation pit support replacing member 9 is used for replacing the original foundation pit support 8 in the foundation pit. The foundation ditch trades the fender pile 1 butt in one end and the foundation ditch of propping piece 9, and the foundation ditch trades the outer wall 2 of the other end and the building (structure) building in the foundation ditch of propping piece 9 to be connected.

As shown in fig. 1 and 2, the foundation pit trades to prop 9 appearances for the T type, and foundation pit trades to prop 9 including connecting rod 3, and the one end of connecting rod 3 is equipped with connecting portion 4 that is used for connecting outer wall 2, and connecting portion 4 is equipped with reinforcing bar 6, and the bar implantation anchor of the reinforcing bar 6 of connecting portion 4 is gone into outer wall 2, and foundation pit trades to prop 9 when pouring and pours together with outer wall 2. The one end that connecting rod 3 kept away from outer wall 2 is equipped with butt portion 5 that is used for butt fender post 1, and butt portion 5's extending direction is perpendicular with the length direction of connecting rod 3.

Foundation ditch trades and props piece 9 and is equipped with connecting rod 3, and 3 one end of connecting rod have connecting portion 4, can be connected with the wall. The embedded steel bars of the steel bars 6 of the connecting part 4 are anchored into the outer wall 2, so that the connecting strength of the connecting part 4 and the outer wall 2 can be increased, and the structural strength and rigidity of the foundation pit support replacing part 9 for transferring force from the foundation pit to a building are increased. Foundation ditch trades and props piece 9 one end and is equipped with butt portion 5, can carry out the butt with fender pile 1, and the extending direction of butt portion 5 is perpendicular with the length direction of connecting rod 3, and butt portion 5 can be when with 1 butt of fender pile, and the foundation ditch trades and props piece 9 atress even, is difficult to cause the harm to butt portion 5 and foundation ditch trades the connection position of propping piece 9.

As shown in fig. 1 and 2, the extending direction of the abutting portion 5 of the foundation ditch replacement member 9 is a horizontal direction, and the abutting portion 5 is symmetrically arranged with respect to the connecting rod 3.

The extending direction of the abutting part 5 is the horizontal direction, the abutting part 5 can abut against a plurality of guard posts 1 at the same height, the stress of the abutting part 5 is uniform, and the supporting strength of the abutting part 5 is improved; the abutting part 5 is symmetrically arranged relative to the foundation pit support replacing part 9, so that the distances from the abutting part 5 and the positions abutted to the plurality of fender posts 1 to the connecting rod 3 are the same, the stress at the two ends of the abutting part 5 is approximately the same, and the condition of unbalanced stress cannot occur.

As shown in fig. 1 and 2, the thickness of the abutting portion 5 is the same as that of the tie bar 3, and the abutting portion 5 is provided with a plurality of abutting heads 7, and the abutting heads 7 are symmetrically distributed on both sides of the tie bar 3. The butt joint head 7 is provided with a steel bar 6, and the embedded steel bar of the steel bar 6 on the butt joint head 7 is anchored into the fender pile 1 and connected with the embedded steel bar of the fender pile 1.

The thickness of the abutting part 5 is the same as that of the connecting rod 3, so that force transmission between the abutting part 5 and the connecting rod 3 is uniform, materials can be saved, and waste is avoided. A plurality of butt head 7 symmetric distribution are in the both sides of connecting rod 3, and reinforcing bar 6 is established on butt head 7, and fender pile 1 trades the piece 9 and is connected in the position of butt head 7 with the foundation ditch for the position of butt head 7 atress is symmetrical for connecting rod 3, and foundation ditch trades the piece 9 atress even, can undertake bigger atress. The embedded steel bars of the steel bars 6 of the abutting part 5 are anchored into the fender pile 1, the abutting part 5 is tightly connected with the fender pile 1, the connecting strength of the abutting part 5 and the outer wall 2 is increased, and the structural strength and rigidity of the support part for exchanging the force from the foundation pit to the building are increased.

As shown in fig. 1 and 2, the width of the abutting portion 5 gradually increases from one end close to the connecting rod 3 to one end far from the connecting rod 3. The width of butt portion 5 is from being close to the one end of connecting rod 3 to keeping away from the one end of connecting rod 3 grow gradually, and the width of butt portion 5 and the width of the one end that fender pile 1 is kept away from to butt portion 5 is greater than the width that fender pile 1 one end was kept away from to butt portion 5, can concentrate the atress of butt portion 5 on connecting rod 3, transmits to the outer wall 2 of building (structure).

As shown in fig. 1 and 4, the invention also discloses a method for casting the foundation pit support replacing component 9, which comprises the following operations:

s1, mounting a bottom die of the foundation pit support replacing part 9;

s2, installing a side die of the foundation pit support replacing part 9;

and S3, casting the foundation pit support replacing part 9.

And sequentially installing a bottom die and a side die of the foundation pit support replacing part 9, wherein the bottom die and the side die can limit the position of the foundation pit support replacing part 9, and then pouring the foundation pit support replacing part 9 to form the foundation pit support replacing part 9.

Before the step S1, the method further includes the steps of binding the external wall steel bars and installing the external wall 2 formwork S10. Tie up outer wall reinforcing bar and installation outer wall template, trade the foundation ditch and prop 9 and connect through reinforcing bar 6 and outer wall 2, the foundation ditch trades to prop 9 and outer wall 2 can integrated into one piece, increases the foundation ditch and trades the joint strength who props 9 and outer wall 2 for the foundation ditch trades to prop 9 and can possess bigger support strength.

Before the step S1 and after the step S10, the method further includes a step S20 of planting the steel bars on the fender post 1. When the 1 bar planting of fender pile, can reserve the reinforcing bar 6 of fender pile 1 in advance for fender pile 1 has trades the joint of strutting piece 9 and being connected with the foundation ditch, thereby increases fender pile 1 and trades the joint strength who strutting piece 9 with the foundation ditch, makes the foundation ditch trade and strut piece 9 and possess bigger support strength.

After step S3, the foundation pit support exchange 9 needs to be maintained. The upper support can be removed only after the foundation pit support replacing part 9 reaches the design strength.

While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.