CN210066773U

CN210066773U - A foundation ditch retaining structure for housing construction

Info

Publication number: CN210066773U
Application number: CN201920728726.5U
Authority: CN
Inventors: 程文敏; 程秀华; 程秀玉; 何月华; 洪鼎述
Original assignee: Haoyao Times (fujian) Group Co Ltd
Current assignee: Haoyao Times (fujian) Group Co Ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-02-14
Anticipated expiration: 2029-05-21

Abstract

The utility model discloses a foundation pit retaining structure for building construction, which comprises a retaining frame and a pile foundation hole drilled in the foundation pit in advance; keep off native frame including hang put to foundation ditch in the diapire base, be fixed in the base top and be located the base and be close to the fender breast board, one end of foundation ditch inside wall one side with keep off the breast board keep away from the foundation ditch inside wall the articulated rotor arm of lateral wall, be fixed in the rotor arm is kept away from keep off one of the last rotation cover of breast board and vertical the passing rotate the cover and with rotate cover inner wall clearance fit's filling pipe, seted up on the base with the filling hole of pile foundation pore pair. The utility model has the advantages of it is following and effect: this foundation ditch soil retaining structure is high with the joint strength of foundation ditch, has effectively blockked collapsing of foundation ditch inside wall, has reduced the threat nature that the foundation ditch collapses to constructor.

Description

A foundation ditch retaining structure for housing construction

Technical Field

The utility model relates to a building engineering field, in particular to a foundation ditch retaining structure for housing construction.

Background

When the building foundation pit is constructed, the strength of the foundation pit is often damaged to a certain extent, and in order to ensure construction safety and prevent collapse accidents, support measures must be taken for the excavated building foundation pit. At present, steel structure supporting structures are generally adopted by deep foundation pit supporting structures at home and abroad, and although the supporting structures can play a certain supporting role, the supporting structures lack stable connection with the inner bottom wall of a foundation pit, so that the supporting structures are difficult to block collapse of the inner side wall of the foundation pit, and have certain threat to constructors who construct in the foundation pit.

Therefore, a foundation pit retaining structure for a house building is needed urgently, the connection strength of the foundation pit retaining structure and the foundation pit is high, collapse of the inner side wall of the foundation pit is effectively prevented, and threat of collapse of the foundation pit to constructors is reduced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a foundation ditch retaining structure for housing construction, this foundation ditch retaining structure is high with the joint strength of foundation ditch, has effectively blockked collapsing of foundation ditch inside wall, has reduced the threaten nature that the foundation ditch collapses to constructor.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a foundation pit retaining structure for building construction comprises a retaining frame and a pile foundation hole drilled in the foundation pit in advance; keep off native frame including hang put to foundation ditch in the diapire base, be fixed in the base top and be located the base and be close to the fender breast board, one end of foundation ditch inside wall one side with keep off the breast board keep away from the foundation ditch inside wall the articulated rotor arm of lateral wall, be fixed in the rotor arm is kept away from keep off one of the last rotation cover of breast board and vertical the passing rotate the cover and with rotate cover inner wall clearance fit's filling pipe, seted up on the base with the filling hole of pile foundation pore pair.

Through adopting above-mentioned technical scheme, when keeping off the native frame and hanging when putting to the foundation ditch in, the filling hole on the base is aligned with the pile foundation pore, at this moment, constructor rotates the rotor arm, make the filling pipe align with the filling hole on the horizontal direction, at this moment, the filling pipe moves down to in the pile foundation pore, then constructor pours cement towards the filling pipe, it is fixed to make the filling pipe condense with the pile foundation pore, thereby it is fixed for foundation ditch inner bottom ground to make base and fender apron, make to keep off native frame firm in the installation of foundation ditch, effectively blockked the collapse of foundation ditch inside wall, the threat nature of foundation ditch collapse to constructor has been reduced.

The utility model discloses further set up to, the filling pipe is including passing rotate the cover and with clearance fit's mud pipe and set up in the mud pipe lower part and with the pile parent tube of mud pipe intercommunication, a plurality of mud holes that communicate with the pile foundation outside of tubes are seted up to the pile foundation inner wall.

Through adopting above-mentioned technical scheme, when the pile foundation pipe got into the pile foundation downthehole time, constructor passed through the pouring pipe and pour cement in towards the pile foundation pipe, and it is downthehole that the cement that gets into the pile foundation pipe gets into the pile foundation through a mud outlet hole, fills up pile foundation hole until cement for be full of cement between pile foundation pipe outer wall and the pile foundation hole inner wall, when treating cement solidification, the ground firm in connection of diapire in pile parent tube and the foundation ditch.

The utility model discloses further set up to, the axis slope in mud outlet, just mud outlet is close to the opening outside the pile foundation pipe is higher than its opening that is close to in the pile foundation pipe.

Through adopting above-mentioned technical scheme, when the intraductal cement of pile foundation was higher than the mud hole of this department, cement just can be through a mud hole discharge pile parent tube to make final cement fill up the pile foundation downthehole time, the intraductal cement of pile foundation is higher than the downthehole cement height of pile foundation, is favorable to improving the intensity of junction between pile parent tube and the outer cement of pile foundation.

The utility model discloses further set up to, irritate the mud pipe top and be fixed with the fill of falling mud.

Through adopting above-mentioned technical scheme, irritate the mud pipe top and be fixed with the fill of pouring mud, make things convenient for constructor to pour into cement.

The utility model discloses further set up to, pile parent tube upper end outer wall with irritate mud pipe lower extreme inner wall threaded connection, just irritate the mud pipe upper end and be fixed with the rotation post.

Through adopting above-mentioned technical scheme, when retaining soil frame and finishing using, constructor rotates the rotation post, has driven the irritate mud pipe and has rotated for irritate mud pipe and pile foundation pipe separation, constructor rotates the rotor arm this moment, can make and keep off soil frame and foundation ditch inner bottom wall and remove fixedly, makes this keep off soil frame can used repeatedly after changing the stake parent tube.

The utility model discloses further set up to, base upper surface fixed have with fill the fixed half pipe that the pore pair was aligned, it is equipped with the reinforcing lid of opening down to irritate mud pipe and go up the cover, reinforce the lid with fixed half tub of outer wall threaded connection, reinforce the lid with irritate mud pipe outer wall clearance fit.

Through adopting above-mentioned technical scheme, when the pile foundation pipe got into the pile foundation downthehole, on the reinforcement lid cover on the mud pipe of irritating located fixed half pipe, constructor screwed the reinforcement lid this moment for the cover is located the reinforcement lid on the mud pipe of irritating and is fixed with fixed half pipe, thereby has certain horizontal spacing effect to the mud pipe of irritating, has improved the joint strength between mud pipe and the pile foundation pipe.

The utility model is further arranged in that a reinforcing sleeve which is sleeved on the mud-filling pipe is fixed on the inner top wall of the reinforcing cover, and a reinforcing ring is sleeved and fixed on the upper end of the pile foundation pipe; the lower end face of the reinforcing sleeve inclines towards the axis of the pile foundation pipe, and the outer side wall of the reinforcing ring inclines upwards.

Through adopting above-mentioned technical scheme, when reinforcing the lid and screw, the inclined surface of reinforcement sleeve supports tightly with the slope outer wall of reinforcing ring for reinforcing the lid and supporting tightly with the pile foundation pipe, strengthened the joint strength of base and diapire in the foundation ditch.

The utility model discloses further set up to, seted up through the breach on the fixed half tub of lateral wall, lie in on the horizontal direction through the breach on the rotation route of stake parent tube.

Through adopting above-mentioned technical scheme, seted up through the breach on the fixed half pipe, prevent that fixed half pipe from hindering the removal of stake parent tube.

To sum up, the utility model discloses a beneficial technological effect does:

1. when the retaining frame is hung in a foundation pit, the pouring hole in the base is aligned with the pile foundation hole, at the moment, a constructor rotates the rotating arm to enable the pouring pipe to be aligned with the pouring hole in the horizontal direction, at the moment, the pouring pipe moves downwards into the pile foundation hole, then the constructor pours cement into the pouring pipe towards the pouring pipe to enable the pouring pipe to be condensed and fixed with the pile foundation hole, so that the base and the retaining plate are fixed relative to the inner bottom ground of the foundation pit, the retaining frame is stably installed in the foundation pit, the collapse of the inner side wall of the foundation pit is effectively prevented, and the threat of the collapse of the foundation pit to the constructor;

2. when the cement in the pile foundation pipe is higher than the mud outlet hole, the cement can be discharged out of the pile foundation pipe through the mud outlet hole, so that when the pile foundation hole is finally filled with the cement, the cement in the pile foundation pipe is higher than the cement in the pile foundation hole, and the strength of the joint between the pile foundation pipe and the cement outside the pile foundation hole is favorably improved;

3. when retaining soil frame and finishing using, constructor rotates the rotation post, has driven the mud pipe and has rotated for mud pipe and pile foundation pipe separation, constructor rotate the rotor arm this moment, can make and keep off soil frame and foundation ditch inner bottom wall and remove fixedly, make this keep off soil frame can used repeatedly after changing the stake parent tube.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

fig. 2 is an installation schematic diagram of a pile foundation pipe when the pile foundation pipe is arranged in a pile foundation hole.

In the figure: 1. pile foundation holes; 2. a base; 21. a perfusion hole; 22. fixing the half pipe; 221. passing through the gap; 3. a soil guard plate; 4. a rotating arm; 5. rotating the sleeve; 6. a perfusion tube; 61. c, grouting a mud pipe; 611. a mud dumping hopper; 612. rotating the column; 613. reinforcing the cover; 6131. a reinforcing sleeve; 62. pile base pipe; 621. a mud outlet hole; 622. and a reinforcing ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, a foundation ditch retaining structure for housing construction, including stake foundation hole 1 and fender soil frame, pile foundation hole 1 sets up in the foundation ditch diapire and is close to the foundation ditch inside wall, and its opening is circularly, and pile foundation hole 1 is equipped with the multiple places, and multiple places stake foundation hole 1 arranges along the inside wall of foundation ditch. The soil blocking frame comprises a base 2, a soil blocking plate 3, a rotating arm 4, a rotating sleeve 5 and a pouring pipe 6. The base 2 is a rectangular plate-shaped structure, the surface of the base is horizontal, and the base is arranged at the included angle between the inner side wall of the foundation pit and the inner bottom wall. The upper surface of the base 2 is provided with a filling hole 21, the opening of the filling hole 21 is circular, the filling hole 21 is provided with a plurality of positions on the base 2, and the plurality of filling holes 21 are respectively aligned with the plurality of pile foundation holes 1. The retaining plate 3 is a rectangular plate, the surface of which is vertical, and the length direction of the retaining plate 3 is the same as the length direction of the base 2. The bottom surface of retaining plate 3 and base 2 upper surface fixed, it sets up in one side that base 2 is close to the foundation ditch inside wall, and the lateral wall that retaining plate 3 is close to the foundation ditch inside wall flushes with the lateral wall that base 2 is close to the foundation ditch inside wall.

As shown in fig. 1, the rotating arm 4 is a column structure with a rectangular cross section, the length direction of the rotating arm is horizontal, one end of the rotating arm is hinged with the side wall of the soil guard plate 3 far away from the inner side wall of the foundation pit, and the rotating axis of the rotating arm 4 is vertical. The rotating sleeve 5 is of a sleeve-shaped structure with a circular ring-shaped section, the axis of the rotating sleeve is vertical, and the outer wall of the rotating sleeve is fixed with the end face of one end of the rotating arm 4 far away from the soil retaining plate 3. The filling pipe 6 comprises a filling pipe 61 and a pile base pipe 62, the filling pipe 61 is in a circular pipe shape and vertically penetrates through the rotating sleeve 5, and the outer wall of the filling pipe 61 is in clearance fit with the inner wall of the rotating sleeve 5. Pile base pipe 62 is circular tubulose, and its axis and the coincidence of the axis of mud pipe 61, and pile foundation pipe 62 upper end outer wall and mud pipe 61 lower extreme inner wall threaded connection. Combine shown in fig. 2, be covered with mud hole 621 on the pile foundation pipe 62 inside wall, mud hole 621's opening is circular, its and pile base pipe 62 outer intercommunication, and mud hole 621's axis slope passes the axis of pile base pipe 62, and mud hole 621 offers the opening of locating pile base pipe 62 inner wall to be less than its opening of locating the outer wall of pile base pipe 62. In addition, the top of the mud-pouring pipe 61 is also provided with a mud-pouring bucket 611 and a rotating column 612, the mud-pouring bucket 611 is in a round bucket shape, and the smaller opening of the mud-pouring bucket 611 is fixed and communicated with the upper end opening of the mud-pouring pipe 61. The rotating column 612 is a cylindrical structure, the axis of the rotating column is horizontal and penetrates through the axis of the mud filling pipe 61, and one end of the rotating shaft is fixed with the outer wall of the mud filling pipe 61.

As shown in fig. 1 and 2, the mud filling pipe 61 is further provided with a reinforcing cover 613, the reinforcing cover 613 is in a circular cover shape, an opening of the reinforcing cover 613 faces downward, an axis of the reinforcing cover 613 coincides with an axis of the mud filling pipe 61, and the mud filling pipe 61 passes through an upper surface of the reinforcing cover 613 and is in clearance fit with the reinforcing cover 613. The base 2 is provided with a fixed half pipe 22, the fixed half pipe 22 is in a circular pipe shape, the axis of the fixed half pipe 22 coincides with the axis of the filling hole 21, the lower end of the fixed half pipe 22 is fixed on the upper surface of the base 2, and in addition, the outer wall of the fixed half pipe 22 is in threaded connection with the inner side wall of the reinforcing cover 613. Seted up on the lateral wall of fixed half pipe 22 through breach 221, the opening through breach 221 is the rectangle, and sets up on the route when pile base pipe 62 rotates along with rotor arm 4 on the horizontal direction through breach 221, avoids fixed half pipe 22 to hinder the removal of pile foundation pipe 62. A reinforcing sleeve 6131 is arranged in the reinforcing cover 613, the reinforcing sleeve 6131 is a ring-shaped structure with a right trapezoid frame cross section, the reinforcing sleeve 6131 is sleeved on the mud filling pipe 61, and the annular end face of the reinforcing sleeve 6131 is fixed with the inner top wall of the reinforcing cover 613, so that the end face of the lower end of the reinforcing sleeve 6131 inclines towards the axis of the reinforcing sleeve. In addition, pile foundation pipe 62 upper end cover is equipped with reinforcing ring 622, and reinforcing ring 622 is the circle column structure that the frame cross-section is right trapezoid, and its inside wall is vertical and fixed with pile foundation pipe 62 outer wall, and its outside wall tilt up for when reinforcing lid 613 screws with fixed half-pipe 22, the inclined end face and the reinforcing ring 622 lateral wall of reinforcement sleeve 6131 support tightly.

This embodiment is when using, when the retaining frame hangs and puts to the foundation ditch in, the pouring hole 21 on the base 2 aligns with pile foundation hole 1, at this moment, constructor rotates rotor arm 4, make pouring tube 6 align with pouring hole 21 in the horizontal direction, at this moment, pouring tube 6 moves down to in the pile foundation hole 1, then constructor pours cement into towards pouring tube 6 in, it is fixed to make pouring tube 6 condense with pile foundation hole 1, thereby make base 2 and retaining plate 3 fixed for foundation ditch inner bottom ground, make the mounting of retaining frame in the foundation ditch firm, effectively blocked collapsing of foundation ditch inside wall, the threat nature of foundation ditch collapse to constructor has been reduced.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A foundation pit soil-retaining structure for housing construction, includes retaining frame and stake foundation hole (1) of boring at the foundation pit inner bottom in advance, characterized by: keep off soil frame including hang put base (2) to foundation ditch interior diapire, be fixed in base (2) top and be located base (2) and be close to retaining soil board (3), one end of foundation ditch inside wall one side with keep off soil board (3) keep away from lateral wall articulated rotor arm (4) of foundation ditch inside wall, be fixed in rotor arm (4) are kept away from keep off soil board (3) one and serve rotation cover (5) and vertical pass rotate cover (5) and with rotate cover (5) inner wall clearance fit's filling pipe (6), seted up on base (2) with filling hole (21) that pile foundation hole (1) were aimed at.

2. A retaining structure for a foundation pit of a housing construction as claimed in claim 1, wherein: the filling pipe (6) comprises a mud filling pipe (61) which penetrates through the rotating sleeve (5) and is in clearance fit with the rotating sleeve and a pile base pipe (62) which is arranged on the lower portion of the mud filling pipe (61) and communicated with the mud filling pipe (61), and a plurality of mud outlet holes (621) which are communicated with the outside of the pile base pipe (62) are formed in the inner wall of the pile base pipe (62).

3. A retaining structure for a foundation pit of a housing construction as claimed in claim 2, wherein: the axis of the mud outlet hole (621) is inclined, and the opening of the mud outlet hole (621) close to the exterior of the pile base pipe (62) is higher than the opening of the mud outlet hole close to the interior of the pile base pipe (62).

4. A retaining structure for a foundation pit of a housing construction as claimed in claim 2, wherein: a mud dumping hopper (611) is fixed at the top of the mud filling pipe (61).

5. A retaining structure for a foundation pit of a housing construction as claimed in claim 2, wherein: the outer wall of the upper end of the pile base pipe (62) is in threaded connection with the inner wall of the lower end of the mud filling pipe (61), and a rotating column (612) is fixed to the upper end of the mud filling pipe (61).

6. A retaining structure for a foundation pit of a housing construction as claimed in claim 2, wherein: the utility model discloses a concrete pouring device, including base (2), base (2) upper surface be fixed with fixed half pipe (22) that the hole (21) of irritating aligns, irritate mud pipe (61) go up the cover and be equipped with opening reinforcing lid (613) down, reinforcing lid (613) with fixed half pipe (22) outer wall threaded connection, reinforcing lid (613) with irritate mud pipe (61) outer wall clearance fit.

7. A retaining structure for a foundation pit of a building construction as claimed in claim 6, wherein: a reinforcing sleeve (6131) sleeved on the mud filling pipe (61) is fixed on the inner top wall of the reinforcing cover (613), and a reinforcing ring (622) is sleeved and fixed at the upper end of the pile base pipe (62); the lower end face of the reinforcing sleeve (6131) inclines towards the axis of the pile base pipe (62), and the outer side wall of the reinforcing ring (622) inclines upwards.

8. A retaining structure for a foundation pit of a building construction as claimed in claim 6, wherein: a passing notch (221) is formed in the outer side wall of the fixed half pipe (22), and the passing notch (221) is located on the rotation path of the pile base pipe (62) in the horizontal direction.