CN112482419A

CN112482419A - Building pile foundation

Info

Publication number: CN112482419A
Application number: CN202011402652.XA
Authority: CN
Inventors: 王华清
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-03-12

Abstract

The invention discloses a building pile foundation, which relates to the technical field of buildings and comprises a pile foundation outer frame, wherein a spiral outer frame is arranged on the inner wall of the pile foundation outer frame, the spiral outer frame penetrates through the pile foundation outer frame, a mounting groove matched with the spiral outer frame is formed in the outer side of the pile foundation outer frame, a soil rotating knife is connected inside the spiral outer frame in a sliding mode, and two ends of the soil rotating knife extend to the outside of the spiral outer frame. This building pile foundation, can improve the area of contact of the metal stiffener of installation in the pile foundation and the cement of pouring, increase the firm degree of pile foundation, can put into the foundation ditch with the pile foundation when digging the foundation ditch inside, the step of pile foundation landfill has been reduced, the efficiency of pile foundation construction has been improved, the degree of difficulty of digging the foundation ditch has been reduced, need not consider the adaptation problem of foundation ditch and pile foundation size, can be appropriate dig out the foundation ditch the same with the pile foundation size, make things convenient for the pile foundation to put into the foundation ditch after-fixing, work load when digging the foundation ditch in advance has been reduced.

Description

Building pile foundation

Technical Field

The invention relates to the technical field of buildings, in particular to a building pile foundation.

Background

The building pile foundation is used for being driven into the building ground, cement pouring is carried out on the interior of the building pile foundation, a supporting pile body is formed after cement is dried and solidified, the existing building pile body is generally of a hollow structure, the hollow structure is formed by splicing more than one base plate, and then cement is poured into a cavity formed by splicing the hollow structure.

The invention CN109137890A discloses a building foundation pile, which comprises a frame-shaped hollow foundation pile formed by splicing four base plates, wherein a square pouring cavity is arranged in the middle of the foundation pile, the bottoms of the four base plates are detachable and can be damaged, a hollow plate is fixedly arranged at the inner side ends of the four base plates, a hollowed hollow cavity is arranged in the hollow plate, more than one small feeding and discharging hole is formed in one side surface of the hollow plate, which is far away from the base plates, communicated with the hollow cavity in the hollow plate, a square sealing plate is arranged in the square pouring cavity, a conical part is arranged at the bottom of the sealing plate, the conical part is pressed to the bottom damage base plate and is inserted into soil, a metal reinforcing rod is embedded in cement at one time to serve as a reinforcing piece, and secondary operation is omitted. But the metal stiffener is less with the area of contact of the cement of pouring inside the basic unit, unable abundant and cement contact is consolidated, firm degree is lower, need use auger drilling machine in advance to dig the foundation ditch on ground then put into foundation ditch inside fixed with the foundation pile, the more operation of step is comparatively troublesome, the required time of construction has been increased, requirement to the foundation ditch is higher, need the size adaptation of foundation ditch and foundation pile, need dig the foundation ditch once more and just can put into the foundation pile when the foundation ditch size is less, need bury the fixed foundation pile of soil when the space after putting into the foundation pile when the foundation ditch size is more, the work load of digging the foundation ditch in advance has been increased.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a building pile foundation, which can improve the contact area between a metal reinforcing rod installed in the pile foundation and poured cement, increase the firmness degree of the pile foundation, can place the pile foundation into a foundation pit while digging the foundation pit, reduce the steps of pile foundation filling, improve the efficiency of pile foundation construction, reduce the difficulty of digging the foundation pit, avoid the problem of adaptation between the foundation pit and the size of the pile foundation, can properly dig the foundation pit with the size same as that of the pile foundation, facilitate the fixation of the pile foundation after being placed into the foundation pit, and reduce the workload when the foundation pit is pre-dug.

In order to achieve the purpose, the invention is realized by the following technical scheme: a building pile foundation comprises a pile foundation outer frame, wherein a spiral outer frame is installed on the inner wall of the pile foundation outer frame, the spiral outer frame penetrates through the pile foundation outer frame, a mounting groove matched with the spiral outer frame is formed in the outer side of the pile foundation outer frame, the two ends of the spiral outer frame are both of open design, a soil rotating knife is slidably connected inside the spiral outer frame, the two ends of the soil rotating knife extend to the outer portion of the spiral outer frame, one end of the top of the soil rotating knife is fixedly connected with a positioning disc through a connecting block, a positioning device is installed on the inner wall of the pile foundation outer frame and located below the positioning disc, one end of the bottom of the soil rotating knife extends to the outer portion of the pile foundation outer frame, a positioning frame is sleeved at one end of the top of the pile foundation outer frame and is rotatably connected with a pile foundation of the outer frame, a limiting plate is fixedly, the output end of the drilling motor is connected with the positioning disc, the pile foundation outer frame is moved to a position where a pile foundation needs to be placed, cement is poured into the pile foundation outer frame, the positioning frame is fixed after the handle is held by two hands, the drilling motor drives the soil rotating knife and the pile foundation outer frame to rotate after the drilling motor is started, the soil rotating knife rotationally digs soil and descends to drive the pile foundation outer frame and the spiral outer frame to descend, the drilling motor stops rotating after the pile foundation outer frame descends to a proper height, the positioning block is rotated upwards until the positioning block moves to the outside of the positioning groove, the drilling motor is rotated to reversely rotate, the positioning disc is separated from the pile foundation outer frame after being not blocked by the positioning block, the soil rotating knife ascends along the spiral outer frame in the process that the drilling motor drives the soil rotating knife to rotate, the drilling motor is driven to ascend along the limiting plate until the soil rotating knife, the inside cement parcel spiral frame of pile foundation frame of having pour cement is located the hole that the native sword of whirling excavated inside, can put into the foundation ditch with the pile foundation when digging the foundation ditch inside, the step of pile foundation landfill has been reduced, need not calculate the size of the foundation ditch dug out and the size adaptation of pile foundation, the degree of difficulty of pile foundation installation has been reduced, the efficiency of pile foundation construction has been improved, in-process pile foundation frame and the spiral frame that is driven to descend by the native sword of whirling are rotatory along with the native sword of whirling at the pile foundation frame, the inside cement of pouring of pile foundation frame is stirred to spiral frame pivoted in-process, make the composition of cement mix more evenly, avoid cement mixing inhomogeneous pouring back pile foundation quality relatively poor problem, the quality of pile foundation has been improved, filling device is evenly installed at the top of spiral frame.

Preferably, positioner includes the holding ring, the inner wall at the pile foundation frame is installed to the holding ring, the inboard of holding ring extends to the below of location disc, the constant head tank has all been seted up to the both sides of location disc, the locating piece is installed to the top symmetry of holding ring, the bottom and the holding ring rotation of locating piece are connected, the locating piece top extends to the inside of constant head tank.

Preferably, the limiting plate includes the riser, one side and connecting rod fixed connection of riser, the track groove has been seted up to one side intermediate position of riser, evenly install the lifter plate between the both sides in track groove, sliding connection between the lifter plate, the inner wall sliding connection in lifter plate and track groove.

Preferably, longitudinal sliding grooves are formed in one sides of the track grooves and the lifting plate, a sliding block is fixedly connected to one end of the bottom of one side of the lifting plate, and one end of the sliding block extends to the inside of the longitudinal sliding grooves and is connected with the inner wall of the longitudinal sliding grooves in a sliding mode.

Preferably, one side fixedly connected with folded plate that the connecting rod was kept away from to the lifter plate, the drilling motor is installed in one side that the lifter plate was kept away from to the folded plate, the drilling motor extend to the inside of folded plate and with the folded plate joint, the folded plate rises along with the drilling motor simultaneously when the drilling motor drives the native sword of revolving along spiral frame rises, the folded plate drives the lifter plate and rises, the slider rises along the inner wall of longitudinal sliding groove, a plurality of continuous lifter plates can increase the height that native sword and drilling motor rise soon, take off native sword of revolving and drilling motor after the convenient native sword that revolves breaks away from the pile foundation.

Preferably, the filling device comprises a filling hole, the filling hole is formed in the top of the spiral outer frame, one side of the inner wall of the filling groove is rotatably connected with a separation plate, a metal block is installed at the bottom of the separation plate, a metal installation groove matched with the metal block is formed in the bottom of the separation plate, a magnet block is installed at a position, close to the filling hole, of the top of the inner side of the spiral outer frame, a magnet installation groove matched with the magnet block is formed in the top of the inner side of the spiral outer frame, the rotary earth knife is gradually moved to the outer part of the spiral outer frame when the drilling motor drives the rotary earth knife to ascend along the spiral outer frame, the bottom of the separation plate falls off due to self gravity rotation after being not supported by the rotary earth knife, the metal block drives the separation plate to rotate towards the inner wall of the spiral outer frame due to attraction of the magnet block, the separation plate is finally attached to the inner wall, the inside and outside both sides of spiral frame that spiral rises are abundant with cement contact, have increased the area of contact of cement with the inside metal pole of filling, make more firm that cement and metal combine, have improved the firm degree of pile foundation.

Preferably, handles are symmetrically arranged on the outer side of the positioning frame and are rotatably connected with the positioning frame.

The invention provides a building pile foundation. The method has the following beneficial effects:

(1) this building pile foundation can be when digging the foundation ditch with the pile foundation put into the foundation ditch inside, has reduced the step of pile foundation landfill, need not calculate the size of the foundation ditch dug out and the size adaptation of pile foundation, has reduced the degree of difficulty of pile foundation installation, has improved the efficiency of pile foundation construction.

(2) This building pile foundation, the inside cement of pouring of spiral frame pivoted in-process stirring pile foundation frame makes the composition of cement mix more even, avoids the cement to mix the inhomogeneous relatively poor problem of back pile foundation quality of pouring, has improved the quality of pile foundation.

(3) This building pile foundation has increased the area of contact of the metal pole of cement with inside packing, makes more firm that cement and metal combine, has improved the firm degree of pile foundation.

(4) This building pile foundation has pour the pile foundation frame of cement and has rotated simultaneously with the sword that revolves native and dig the foundation ditch soon, has increased the holistic quality of soil soon, can accelerate the speed of revolving native sword and digging downwards, has improved the efficiency of installation foundation pile.

(5) This building pile foundation, the soil sword soon run into when more being hard soil and pour the soil sword soon that whole quality increases behind the cement and pile foundation frame wholly can utilize the gravity of self to extrude earth downwards, and the broken earth of help soil sword soon has reduced the degree of difficulty of digging the foundation ditch, can dig the installation foundation pile that pits in more hard soil region, has improved the scope of pile foundation installation.

(6) This building pile foundation, a plurality of continuous lifter plates can increase the height that revolves native sword and probing motor and rise, make things convenient for and revolve native sword and take off native sword and probing motor after breaking away from the pile foundation.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an internal cross-sectional view of the present invention;

FIG. 3 is a schematic diagram of a limiting plate according to the present invention;

FIG. 4 is a schematic view of the internal structure of the limiting plate of the present invention;

FIG. 5 is a schematic view of the filling device according to the present invention.

In the figure: 1-pile foundation outer frame, 2-spiral outer frame, 3-mounting groove, 4-soil rotating knife, 5-connecting block, 6-positioning disc, 7-positioning device, 701-positioning ring, 702-positioning groove, 703-positioning block, 8-positioning frame, 9-connecting rod, 10-limiting plate, 101-vertical plate, 102-track groove, 103-lifting plate, 104-longitudinal sliding groove, 105-sliding block, 106-folded plate, 11-drilling motor, 12-filling device, 121-filling hole, 122-isolating plate, 123-metal block, 124-magnet block and 13-handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

Example one

Referring to fig. 1-2, the present invention provides a technical solution: a building pile foundation comprises a pile foundation outer frame 1, wherein a spiral outer frame 2 is installed on the inner wall of the pile foundation outer frame 1, the spiral outer frame 2 penetrates through the pile foundation outer frame 1, a mounting groove 3 matched with the spiral outer frame 2 is formed in the outer side of the pile foundation outer frame 1, both ends of the spiral outer frame 2 are of an open design, a soil rotating knife 4 is slidably connected in the spiral outer frame 2, both ends of the soil rotating knife 4 extend to the outer part of the spiral outer frame 2, one end of the top of the soil rotating knife 4 is fixedly connected with a positioning disc 6 through a connecting block 5, a positioning device 7 is installed below the positioning disc 6 on the inner wall of the pile foundation outer frame 1, one end of the bottom of the soil rotating knife 4 extends to the outer part of the pile foundation outer frame 1, one end of the top of the pile foundation outer frame 1 is sleeved with a pile foundation positioning frame 8, the positioning frame 8 is rotatably connected with the outer frame 1, the output of the drilling motor 11 is connected to the positioning disc 6.

The positioning device 7 comprises a positioning ring 701, the positioning ring 701 is installed on the inner wall of the pile foundation outer frame 1, the inner side of the positioning ring 701 extends to the lower side of the positioning disc 6, positioning grooves 702 are formed in the two sides of the positioning disc 6, positioning blocks 703 are symmetrically installed at the top of the positioning ring 701, the bottom of each positioning block 703 is rotatably connected with the positioning ring 701, and the tops of the positioning blocks 703 extend to the inner parts of the positioning grooves 702.

Handles 13 are symmetrically arranged on the outer side of the positioning frame 8, and the handles 13 are rotatably connected with the positioning frame 8.

When the device is used, the pile foundation outer frame 1 is moved to a position where a pile foundation needs to be placed, cement is poured into the pile foundation outer frame 1, the handle 13 is held by two hands to fix the positioning frame 8, the drilling motor 11 is started to drive the soil rotating cutter 4 and the pile foundation outer frame 1 to rotate, the soil rotating cutter 4 rotates to dig soil and descend to drive the pile foundation outer frame 1 and the spiral outer frame 2 to descend, the pile foundation outer frame 1 descends to a proper height and stops rotating the drilling motor 11, the positioning block 703 is rotated upwards until the pile foundation outer frame moves to the outside of the positioning groove 702, the drilling motor 11 is rotated in a reverse rotation direction, the positioning disc 6 is separated from the pile foundation outer frame 1 without the blocking of the positioning block 703, the soil rotating cutter 4 ascends along the spiral outer frame 2 in the process that the drilling motor 11 drives the drilling motor 11 to ascend along the limiting plate 10 until the soil rotating cutter 4 ascend, take off drilling motor 11 and spiral soil sword 4 from limiting plate 10, the cement parcel spiral frame 2 of the pile foundation frame 1 inside of pouring cement is located the hole that the spiral soil sword 4 dug out inside, can be when digging the foundation ditch with the pile foundation put into inside the foundation ditch, the step of pile foundation landfill has been reduced, the size of the foundation ditch that need not calculate out and the size adaptation of pile foundation, the degree of difficulty of pile foundation installation has been reduced, the efficiency of pile foundation construction has been improved, in-process pile foundation frame 1 that the spiral soil sword 4 drove the decline is revolved to pile foundation frame 1 and spiral frame 2 along with the rotation of spiral soil sword, the cement of 1 inside pouring of spiral pile foundation frame 2 pivoted in-process stirring pile foundation frame, make the more even of the component mixture of cement, avoid the relatively poor problem of pile foundation quality after the cement mixes the inhomogeneous pouring, the quality of pile foundation has been improved.

Example two

Referring to fig. 1-4, the present invention provides a technical solution: on the basis of the first embodiment, the limiting plate 10 includes a vertical plate 101, one side of the vertical plate 101 is fixedly connected with the connecting rod 9, a track groove 102 is formed in the middle position of one side of the vertical plate 101, a lifting plate 103 is uniformly installed between two sides of the track groove 102, the lifting plate 103 is connected in a sliding manner, and the lifting plate 103 is connected in a sliding manner with the inner wall of the track groove 102.

Longitudinal sliding grooves 104 are formed in one sides of the track grooves 102 and the lifting plate 103, a sliding block 105 is fixedly connected to one end of the bottom of one side of the lifting plate 103, and one end of the sliding block 105 extends to the inside of the longitudinal sliding groove 104 and is in sliding connection with the inner wall of the longitudinal sliding groove 104.

A folding plate 106 is fixedly connected to one side of the lifting plate 103 far away from the connecting rod 9, the drilling motor 11 is installed on one side of the folding plate 106 far away from the lifting plate 103, and the drilling motor 11 extends to the inside of the folding plate 106 and is clamped with the folding plate 106.

During the use, pile foundation frame 1 drops to suitable high back stall drilling motor 11, upwards rotate locating piece 703 until moving to the constant head tank 702 outside, rotate reverse rotation drilling motor 11, folded plate 106 rises along with drilling motor 11 simultaneously when drilling motor 11 drives soil rotating cutter 4 and rises along spiral frame 2, folded plate 106 drives lifter plate 103 and rises, slider 105 rises along the inner wall of longitudinal sliding groove 104, a plurality of continuous lifter plates can increase the height that soil rotating cutter and drilling motor rise, conveniently take off soil rotating cutter and drilling motor after soil rotating cutter breaks away from the pile foundation.

EXAMPLE III

Referring to fig. 1-4, the present invention provides a technical solution: on the basis of embodiment one, filling device 12 is evenly installed at the top of spiral frame 2, filling device 12 includes filling hole 121, filling hole 121 sets up at the top of spiral frame 2, inner wall one side of filling groove 121 is rotated and is connected with division board 122, metal block 123 is installed to the bottom of division board 122, the metal mounting groove with metal block 123 looks adaptation is seted up to the bottom of division board 122, magnet piece 124 is installed near the position of filling hole 121 at the inboard top of spiral frame 2, the magnet mounting groove with magnet piece 124 looks adaptation is seted up at the inboard top of spiral frame 2.

During the use, the drilling motor 11 drives and revolves native sword 4 and remove the outside to spiral frame 2 gradually along the ascending of spiral frame 2, the bottom of division board 122 does not have to revolve native sword 4 and support the back because self gravity rotates and drops, metal block 123 drives division board 122 and rotates to the inner wall of spiral frame 2 because the attraction of magnet piece 124, the inner wall of spiral frame 2 is hugged closely to final division board 122, it gets into inside spiral frame 2 from filling hole 121 to pour the inside cement of pile foundation frame 1, the spiral frame 2 inside and outside both sides of spiral rising are full and the cement contact, the area of contact of the metal pole of cement with inside packing has been increased, make cement and metal combine more firm, the firm degree of pile foundation has been improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a building pile foundation, includes pile foundation frame (1), its characterized in that: the inner wall of the pile foundation outer frame (1) is provided with a spiral outer frame (2), the spiral outer frame (2) penetrates through the pile foundation outer frame (1), the outer side of the pile foundation outer frame (1) is provided with a mounting groove (3) matched with the spiral outer frame (2), the two ends of the spiral outer frame (2) are both designed to be opened, a soil rotating knife (4) is connected to the inner part of the spiral outer frame (2) in a sliding manner, the two ends of the soil rotating knife (4) all extend to the outer part of the spiral outer frame (2), one end of the top of the soil rotating knife (4) is fixedly connected with a positioning disc (6) through a connecting block (5), the inner wall of the pile foundation outer frame (1) is located below the positioning disc (6) and is provided with a positioning device (7), one end of the bottom of the soil rotating knife (4) extends to the outer part of the pile foundation outer frame (1), one end of, locating frame (8) rotate with pile foundation frame (1) and be connected, the inner wall of locating frame (8) passes through connecting rod (9) fixedly connected with limiting plate (10), drilling motor (11) are installed to one side that connecting rod (9) were kept away from in limiting plate (10), the output and the positioning disc (6) of drilling motor (11) are connected, filling device (12) are evenly installed at the top of spiral frame (2).

2. The building pile foundation of claim 1, wherein: positioner (7) include holding ring (701), the inner wall in pile foundation frame (1) is installed in holding ring (701), the inboard of holding ring (701) extends to the below of location disc (6), constant head tank (702) have all been seted up to the both sides of location disc (6), locating piece (703) are installed to the top symmetry of holding ring (701), the bottom and the holding ring (701) of locating piece (703) rotate to be connected, locating piece (703) top extends to the inside of constant head tank (702).

3. The building pile foundation of claim 1, wherein: limiting plate (10) include riser (101), one side and connecting rod (9) fixed connection of riser (101), track groove (102) have been seted up to one side intermediate position of riser (101), evenly install lifter plate (103) between the both sides of track groove (102), sliding connection between lifter plate (103), the inner wall sliding connection of lifter plate (103) and track groove (102).

4. A building pile foundation according to claim 3, wherein: vertical spout (104) have all been seted up to one side of track groove (102) and lifter plate (103), one side bottom one end fixedly connected with slider (105) of lifter plate (103), the one end of slider (105) extend to the inside of vertical spout (104) and with the inner wall sliding connection of vertical spout (104).

5. A building pile foundation according to claim 3, wherein: one side of the lifting plate (103) far away from the connecting rod (9) is fixedly connected with a folded plate (106), the drilling motor (11) is installed on one side of the folded plate (106) far away from the lifting plate (103), and the drilling motor (11) extends to the inside of the folded plate (106) and is clamped with the folded plate (106).

6. The building pile foundation of claim 1, wherein: filling device (12) are including filling hole (121), the top at spiral frame (2) is seted up in filling hole (121), inner wall one side rotation of filling groove (121) is connected with division board (122), metal block (123) are installed to the bottom of division board (122), the metal mounting groove with metal block (123) looks adaptation is seted up to the bottom of division board (122), magnet piece (124) are installed near the position of filling hole (121) at the inboard top of spiral frame (2), the magnet mounting groove with magnet piece (124) looks adaptation is seted up at the inboard top of spiral frame (2).

7. The building pile foundation of claim 1, wherein: handles (13) are symmetrically installed on the outer side of the positioning frame (8), and the handles (13) are rotatably connected with the positioning frame (8).