CN112814007B

CN112814007B - Pile foundation

Info

Publication number: CN112814007B
Application number: CN202110008712.8A
Authority: CN
Inventors: 徐双; 王雪波; 阮伦; 卓小伟; 费莲娜; 董锡波; 孟宪昌
Original assignee: Zhejiang Canghai Construction Co ltd
Current assignee: Zhejiang Canghai Construction Co ltd
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2022-03-29
Anticipated expiration: 2041-01-05
Also published as: CN112814007A

Abstract

The utility model relates to a building technology discloses a pile foundation, and it includes stake and base station, an organic whole is provided with the spliced pole on the stake, form the connection platform that is used for supplying the base station card to go into between spliced pole and the stake, the pilot hole has been seted up on the base station, the spliced pole is worn to locate in the pilot hole, and is provided with coupling mechanism between spliced pole and base station and is used for fixed base station and stake. During this application transportation, can be with base station and stake split, base station and stake after the split can keep flat on the transport vechicle completely, therefore the spare part of pile foundation is difficult to receive the uneven condition of atress such as bending at the in-process of transportation to make the pile foundation be difficult to damage such as breaking. Simultaneously when using, the base station can overlap on the spliced pole to fix a position fixedly through the connecting block, this assembled structure simple installation can shorten construction cycle, consequently still has the effect that improves the efficiency of construction.

Description

Pile foundation

Technical Field

The application relates to the field of building technology, in particular to a pile foundation.

Background

In construction work, a structure for bearing the load of a building, which is located at the lowermost portion of the building, is called a building foundation.

Currently, the construction of pile foundation is generally made by drilling a pile hole at a construction site, inserting a reinforcement cage into the pile hole, and then pouring concrete into the pile hole by a cast-in-place method. The pile foundation of cast-in-place mode preparation has the problem of construction cycle length, and the pile foundation is inside to produce the hollowing easily, therefore people began to adopt prefabricated component to build the pile foundation in recent years.

To the correlation technique among the aforesaid, the pile foundation generally contains the pile of going deep into the underground and is located the base station of pile upper end, because the base station is used for linking to each other with the heel post of building, therefore the transverse dimension of base station is greater than the pile, and the inventor thinks asymmetric structure makes prefabricated pile foundation need incline in the in-process of transportation to put, and transport vehicle's rocking leads to the pile foundation atress uneven easily, and then leads to the junction between pile and the base station to take place the fracture because of stress concentration easily.

Disclosure of Invention

In order to reduce the probability that pile and base station junction break off, this application provides a pile foundation.

The application provides a pile foundation adopts following technical scheme:

the utility model provides a pile foundation, includes stake and base station, an organic whole is provided with the spliced pole on the stake, form the connection platform that is used for supplying the base station card to go into between spliced pole and the stake, the pilot hole has been seted up on the base station, the spliced pole is worn to locate in the pilot hole, and is provided with coupling mechanism between spliced pole and base station and is used for fixed base station and stake.

Preferably, coupling mechanism including offer the spread groove on the spliced pole, articulate in the connecting block in the spread groove, set up on the connecting block and be used for ordering about the connecting block turn over down the piece down that turns over, the one end that the spread groove is close to the stake is offered and is used for supplying the connecting block to turn over down the groove that turns over down of back embedding, offer on the base station and be used for supplying the connecting block to turn over the cooperation groove of back embedding down.

Preferably, turn over a selection torsional spring down, the connecting block has seted up the installing port towards the surface of spliced pole one side, and the torsional spring cover is located on the articulated shaft of connecting block and is located the installing port, the one end of torsional spring is contradicted on the inner wall of turn-over groove down, and the other end is contradicted on the connecting block is located the intraoral lateral wall of installing port.

Preferably, the base station is provided with a locking mechanism for limiting the connecting block to be disengaged from the matching groove, the locking mechanism comprises a locking cavity arranged on the inner wall of the assembling hole of the base station, a locking block arranged in the locking cavity in a telescopic manner, and a pushing member arranged in the locking cavity and used for driving the locking block to move towards the connecting column, the connecting column is provided with a locking opening communicated with the downward turning groove, and the locking block is embedded in the locking opening and attached to the surface of the connecting block.

Through adopting above-mentioned technical scheme, set the pile foundation into two parts of pile column and the base station of components of a whole that can function independently, make the pile foundation can transport respectively when transporting, and solitary part can wrap up well when the transportation, the protection, make pile column and base station be difficult to produce the uneven condition of atress, thereby make the pile foundation be difficult to the fracture damage that takes place, and split type pile column can conveniently inject into the earth's surface in the work progress, and accessible coupling mechanism realizes that the equipment between base station and the pile column is fixed, consequently, still have and simplify the construction procedure, the effect of construction efficiency is improved.

Through adopting above-mentioned technical scheme, when needs are fixed base station and stake, order about the connecting block and overturn downwards through turning over the piece down, make the both ends of connecting block imbed the cooperation groove of base station and the lower turn over inslot of spliced pole respectively, the connecting block can block the base station formation this moment, restrict its axial along the spliced pole and break away from the stake, in order to realize fixing between stake and the base station, thereby form the bearing basis of building, and this kind of connection structure need not cast-in-place and waits, consequently can build fast, in order to realize improving the purpose of efficiency of construction.

Through adopting above-mentioned technical scheme, the installing port is used for accomodating the torsional spring for the torsional spring can be in the middle part position of connecting block, and then when making the torsional spring exert the effort to the connecting block, can let the articulated shaft both ends atress of connecting block more even, thereby makes the connecting block overturn downwards better.

Through adopting above-mentioned technical scheme, the locking piece can keep off in the below of connecting block behind the impeller is ordered about to imbed the locking mouth, blocks the connecting block and upwards turns up for the connecting block is difficult to break away from with the base station and combines, and then makes the connecting block can form the base station all the time and block, with the stability of being connected between improvement base station and the stake.

Preferably, be provided with on the base station and make the locking piece keep contracting in the trigger mechanism of locking intracavity, trigger mechanism including set up in the base station surface and with the vertical hole of locking chamber intercommunication, flexible set up in vertical downthehole trigger piece, set up in vertical downthehole and be used for promoting the trigger piece that the trigger piece jack-up that makes progress, the release notch that is used for supplying the locking piece to pass through is offered to the lateral wall of trigger piece, and the release notch forms location portion respectively at the both ends of trigger piece, the location mouth that is used for supplying location portion embedding is offered towards the edge on stake side surface to the locking piece, the location portion that the trigger piece is located vertical downthehole one end inlays under triggering and locates in the location mouth.

Before the base station forms the cooperation of pegging graft with the spliced pole, the locking piece must be in the state of shrink in the locking intracavity, otherwise the spliced pole can't pass the pilot hole on the base station, through adopting above-mentioned technical scheme, when the location portion of triggering the piece inlays and locates in the locating hole of locking piece, trigger the piece and can form the location to the locking piece, restrict it and stretch out from the locking intracavity, and turn over down when embedding cooperation groove when the connecting block, will trigger the piece and impress towards vertical downthehole, let the location portion of triggering the piece deviate from in the locating hole of locking piece, the release notch on the piece of triggering this moment aligns the intercommunication with the locking chamber, in the locking piece thinks the spliced pole motion under driving about of impeller, and in the embedding locking hole, form to keep out to the connecting block, thereby make the connecting block can keep the state of embedding cooperation groove, in order to realize the fixing of base station and stake.

Preferably, be provided with the card fixed establishment who is used for making the connecting block keep contracting in the spread groove on the spliced pole, card fixed establishment sets up the card fixed piece in the card groove including seting up on the spliced pole and the card groove that is linked together with the spread groove, sliding, card fixed piece is provided with joint portion towards the surface of connecting block one side, set up the joint groove that is used for supplying joint portion embedding on the connecting block.

Before the base station and the connecting column form the inserting fit, the connecting block must be contracted in the connecting groove, otherwise the connecting block protrudes out of the surface of the connecting column, the base station cannot be sleeved from the connecting column, by adopting the technical scheme, because the clamping block groove and the connecting groove are mutually communicated, and the clamping block is arranged in the clamping block groove in a sliding manner, after the clamping part on the clamping block and the clamping groove on the connecting block form the inserting fit, two positioning points can be formed on the connecting block by the clamping block and the hinging shaft of the connecting block so as to limit the state of the connecting block, and the connecting block keeps the state of being contracted in the connecting groove; when the base station and the connecting column form inserting fit and need to be fixed, the clamping block can be pulled towards one side far away from the connecting block, so that the clamping part is separated from the clamping groove, and the connecting block can be automatically embedded into the fit groove of the base station under the action of the downward turning piece, so that the base station and the connecting column are fixed; and turn over down at the connecting block after, the card fixed block can remove in the spread groove, and one side formation to the connecting block back to the locking block stops to it is spacing to further form the connecting block, makes the connecting block be difficult to take place the reversal more, thereby makes the connection between base station and the stake more stable, reliable.

Preferably, a sliding block is arranged on the clamping block, a sliding groove and a sliding interface communicated with the sliding groove are formed in the surface, located in the clamping block groove, of the connecting column, and the sliding block enters the sliding groove through the sliding interface and forms sliding fit with the connecting column.

Through adopting above-mentioned technical scheme, the cooperation of slider and spout makes the joint piece can form with the spliced pole and is connected, is difficult to drop from the spliced pole to make the joint piece can form the joint location to the connecting block.

Preferably, the slider is any one of a triangle, a trapezoid, a T-shape, or a dovetail shape.

Through adopting above-mentioned technical scheme, triangle-shaped, trapezoidal, T font or dovetail all are polygonized structure, and the polygonized structure makes the slider from taking limit function after forming the cooperation with the spout for be difficult to take place to break away from between slider and the spliced pole, thereby reach the effect of leading to the slider.

Preferably, be provided with on the card decides the subassembly tightly, it includes the tight subassembly that the screw thread wore to locate on the card decides the piece tightly, the one end that tightly decides the piece and pass the card decides the piece supports tightly in the surface that the spliced pole is located the card piece inslot.

Through adopting above-mentioned technical scheme, tightly decide the subassembly and can fix the card piece with the spliced pole for the card piece is difficult to take place the displacement on the spliced pole, thereby makes the card piece can be better to the connecting block formation keep out.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the split pile column and the base station have the advantages of convenient assembly while being convenient to transport, so that the construction period can be shortened, and the effect of improving the construction efficiency is finally achieved;

2. the connecting block in the connecting mechanism can be matched with a matching groove on the base platform to limit the axial displacement of the base platform on the connecting column, so that the connecting stability between the base platform and the pile column is ensured;

3. the locking opening and the clamping block can form blocking on two sides of the connecting block, the overturning of the connecting block is limited, the connecting block can keep a state of being embedded into the matching groove, and therefore the base station and the pile can be stably connected.

Drawings

Fig. 1 is a schematic view of the overall construction of a pile foundation disclosed in the present application, with a base platform in a partially cut-away view;

fig. 2 is a partial enlarged view at a in fig. 1.

Description of reference numerals: 1. pile columns; 11. connecting columns; 111. downward turning the groove; 112. a locking port; 113. a chute; 114. a sliding interface; 12. reinforcing steel bars; 2. a base station; 21. an assembly hole; 22. a mating groove; 3. a connecting mechanism; 31. connecting grooves; 32. connecting blocks; 321. an installation port; 33. downward turning the part; 4. a locking mechanism; 41. a locking cavity; 42. a locking block; 421. positioning the opening; 43. a pusher member; 5. a trigger mechanism; 51. a vertical hole; 52. a trigger block; 521. a relief notch; 522. a positioning part; 53. a trigger; 6. a locking mechanism; 61. a block slot; 62. a clamping block; 621. a slider; 622. a clamping part; 7. a tightening assembly; 71. a tightening piece; 72. a threaded bore.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a pile foundation, refer to fig. 1, including stake 1, base station 2 and coupling mechanism 3, the terminal surface integrated into one piece of 1 one end of stake has the spliced pole 11 that cross sectional dimension is less than stake 1, forms the connection platform of echelonment between spliced pole 11 and the stake 1 this moment, for the joint strength between the bearing post of strengthening pile foundation and building, embedded steel bar 12 in the spliced pole 11 outwards extends for spliced pole 11 top has reinforcing bar 12 that can link to each other with the bearing post. The plane size of base station 2 is greater than pile 1, has seted up a pilot hole 21 at the center of base station 2, and base station 2 cover is located spliced pole 11 during the installation to be inconsistent with the terminal surface that pile 1 is located the joint table.

Referring to fig. 1 and 2, the connecting mechanism 3 is used for fixing the base platform 2 and the pile 1, specifically, the connecting mechanism 3 includes a connecting groove 31, a connecting block 32, and a downward-turning piece 33, the connecting groove 31 is opened on a side wall of the connecting column 11, and the connecting block 32 is hinged in the connecting groove 31. In order to turn the connecting block 32 on the connecting column 11, a downward-turning groove 111 is formed at one end of the connecting groove 31 close to the pile 1, when the connecting column 11 is turned downward, one end of the connecting groove close to the pile 1 is embedded into the downward-turning groove 111, and meanwhile, a matching groove 22 for embedding the connecting block 32 after being turned downward is formed in the surface of the base platform 2 opposite to the pile 1.

In this embodiment, the downward-turning part 33 is a torsion spring, and in other embodiments, the downward-turning part 33 may be any one of a spring, a coil spring or a spring plate. For making down turn-over piece 33 can be better to the connecting block 32 application of force, seted up installing port 321 on the surface of connecting block 32 towards spliced pole 11 one side, the torsional spring cover is located on the articulated shaft of connecting block 32, and is located installing port 321, and the one end of torsional spring is supported tightly in the last parietal of turning over groove 111 down this moment, and the other end supports tightly in the inner wall of installing port 321, and the torsional spring is in the compression torsion state to make the torsional spring have the drive power that orders about connecting block 32 upset downwards all the time.

After the two ends of the connecting block 32 are respectively embedded into the downward turning groove 111 and the matching groove 22 under the driving of the downward turning piece 33, the connecting block 32 is parallel to the surface of the base 2, and because the two ends of the connecting block 32 are respectively located in the connecting column 11 and the base 2 at this time, the connecting block 32 can block the base 2 and limit the axial movement of the connecting column 11.

In order to limit the connecting block 32 from being separated from the matching groove 22, a locking mechanism 4 is arranged on the base platform 2, the locking mechanism 4 comprises a locking cavity 41, a locking block 42 and a pushing piece 43, the locking cavity 41 is arranged on the side wall of the base platform 2 in the assembling hole 21 and comprises two sections with different widths, the two sections of the locking cavity 41 are combined to form a convex cross section, the width of the smaller section of the locking cavity 41 is the same as that of the matching groove 22, and the section of the locking cavity 41 is communicated with the matching groove 22. The locking block 42 is telescopically disposed in the locking cavity 41 and includes an interference portion and a limiting portion. The pushing part 43 is a spring, the spring is installed in the locking cavity 41, two ends of the spring respectively abut against the bottom walls of the locking block 42 and the locking cavity 41, and then the locking block 42 is pushed to move towards the connecting column 11. In other embodiments, the pushing member 43 may also be a spring or other component capable of driving the locking block 42 to move.

In order to enable the locking block 42 to have a locking effect on the connecting block 32, a locking opening 112 communicated with the downward-turning groove 111 is formed in the connecting column 11, the locking block 42 is embedded into the locking opening 112 under the driving of the pushing piece 43, and an abutting part of the locking block 42 blocks the downward-turning groove 111 and is attached to the surface of the connecting block 32.

In order to ensure that the base platform 2 and the connecting column 11 are matched, the locking block 42 can keep the state of being contracted in the locking cavity 41, the base platform 2 is provided with the trigger mechanism 5, the trigger mechanism 5 comprises a vertical hole 51, a trigger block 52 and a trigger piece 53, the vertical hole 51 is a blind hole, is arranged on the surface of one side, back to the pile column 1, of the base platform 2, and is vertically communicated with the locking cavity 41. The trigger block 52 is long, a release notch 521 is formed in the side edge of the trigger block 52, the length of the release notch 521 is greater than the added thickness of the two parts of the locking block 42, and the two ends of the trigger block 52 form positioning parts 522 respectively due to the existence of the scaling notch.

The trigger 53 is a spring, and is placed in the vertical hole 51, and two ends of the trigger 53 respectively abut against the bottom of the vertical hole 51 and the trigger block 52, so as to push the trigger block 52 to jack up. In order to enable the trigger block 52 to lock the locking block 42, a positioning opening 421 is opened on the edge of the limiting part of the locking block 42 facing one side of the pile 1, the positioning part 522 of the trigger block 52 close to one end of the pile 1 is inserted into the positioning opening 421 under the pushing of the trigger 53, and the locking block 42 is in a state of being contracted in the locking cavity 41 at the moment, so that when the trigger block 52 is pressed into the vertical hole 51, the positioning part 522 of the trigger block 52 is separated from the positioning opening 421, and the locking block 42 can be automatically inserted into the locking opening 112 under the driving of the pushing part 43.

In order to make the base station 2 and the connecting column 11 form a matched state, the connecting block 32 can keep a state of shrinking in the connecting groove 31, the connecting column 11 is provided with a clamping mechanism 6, the clamping mechanism 6 comprises a clamping block groove 61 and a clamping block 62, the clamping block groove 61 is arranged on the surface of the connecting column 11 and is communicated with the connecting groove 31, the inner wall of the clamping block groove 61 is provided with a sliding groove 113 with a guide direction vertical to the length direction of the connecting block 32 and a sliding interface 114 communicated with the sliding groove 113, the surface of one side of the clamping block 62 is integrally formed with a T-shaped sliding block 621, in other embodiments, the sliding block 621 can be in other shapes such as triangle, trapezoid or dovetail shape. The sliding block 621 enters the sliding slot 113 through the sliding interface 114, so that the locking block 62 can be slidably disposed on the connecting column 11. The surface of fixing block 62 towards connecting block 32 one side is integrative to be provided with a convex joint portion 622, and the joint groove has been seted up to the correspondence on the connecting block 32, and the joint portion 622 embedding joint inslot of fixing block 62, and then forms the location to connecting block 32 to block connecting block 32 upset downwards. Meanwhile, the connecting block 32 is turned downwards and is embedded into the matching hole, the clamping block 62 can be pushed into the connecting groove 31, one side of the connecting block 32, which is back to the locking block 42, is abutted, and the locking block 42 and the clamping block 62 act together at the moment, so that the connecting block 32 can be better limited to rotate, and the connection between the pile column 1 and the base platform 2 is more stable.

In order to limit the movement of the locking block 62 when positioning or resisting the connecting block 32, a fastening component 7 is arranged on the locking block 62, the fastening component 7 comprises a fastening piece 71, the fastening piece 71 can be a screw, the screw thread penetrates through the locking block 62, and one end of the screw thread penetrating through the locking block 62 is tightly contacted with the connecting column 11. In other embodiments, a threaded hole 72 corresponding to the position of the locking block 62 in the positioning or resisting state may be formed in the connection column 11, and after a screw passes through the locking block 62, the screw may be in threaded connection with the threaded hole 72, so that the locking block 62 may be more stably and firmly mounted on the connection column 11.

The implementation principle of the embodiment of the application is as follows: during the transportation, can be with 1 split of base station 2 and stake, base station 2 and stake 1 after the split can keep flat on the transport vechicle completely, consequently the spare part of pile foundation is difficult to receive the uneven circumstances of atress such as bending at the in-process of transportation to make the pile foundation be difficult to damage such as breaking. Meanwhile, when the prefabricated structure is used, the base platform 2 can be sleeved on the connecting column 11 and is positioned and fixed through the connecting block 32, the prefabricated structure is simple and convenient to install, the construction period can be shortened, and therefore the prefabricated structure also has the effect of improving the construction efficiency.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a pile foundation, includes stake (1) and base station (2), its characterized in that: the pile is characterized in that a connecting column (11) is integrally arranged on the pile (1), a connecting table used for clamping the base platform (2) is formed between the connecting column (11) and the pile (1), an assembly hole (21) is formed in the base platform (2), the connecting column (11) is arranged in the assembly hole (21) in a penetrating mode, and a connecting mechanism (3) is arranged between the connecting column (11) and the base platform (2) and used for fixing the base platform (2) and the pile (1);

the connecting mechanism (3) comprises a connecting groove (31) formed in the connecting column (11), a connecting block (32) hinged in the connecting groove (31), and a downward turning piece (33) arranged on the connecting block (32) and used for driving the connecting block (32) to turn downward, a downward turning groove (111) used for enabling the connecting block (32) to be embedded after being turned downward is formed in one end, close to the pile column (1), of the connecting groove (31), and a matching groove (22) used for enabling the connecting block (32) to be embedded after being turned downward is formed in the base platform (2);

the downward turning piece (33) is a torsion spring, the surface of one side, facing the connecting column (11), of the connecting block (32) is provided with an installation opening (321), the torsion spring is sleeved on a hinged shaft of the connecting block (32) and is positioned in the installation opening (321), one end of the torsion spring is abutted against the inner wall of the downward turning groove (111), and the other end of the torsion spring is abutted against the side wall, positioned in the installation opening (321), of the connecting block (32);

the locking mechanism (4) used for limiting the connecting block (32) to be disengaged from the matching groove (22) is arranged on the base platform (2), the locking mechanism (4) comprises a locking cavity (41) formed in the inner wall of the assembly hole (21) of the base platform (2), a locking block (42) arranged in the locking cavity (41) in a telescopic mode, and a pushing piece (43) arranged in the locking cavity (41) and used for driving the locking block (42) to move towards the connecting column (11), a locking opening (112) communicated with the downward turning groove (111) is formed in the connecting column (11), and the locking block (42) is embedded in the locking opening (112) and attached to the surface of the connecting block (32).

2. The pile foundation of claim 1, wherein: the base (2) is provided with a trigger mechanism (5) which enables the locking block (42) to keep retracting in the locking cavity (41), the trigger mechanism (5) comprises a vertical hole (51) which is arranged on the surface of the base station (2) and communicated with the locking cavity (41), a trigger block (52) which is telescopically arranged in the vertical hole (51), and a trigger piece (53) which is arranged in the vertical hole (51) and used for pushing the trigger block (52) to jack upwards, the side wall of the trigger block (52) is provided with a release notch (521) for the locking block (42) to pass through, the release notch (521) respectively forms a positioning part (522) at two ends of the trigger block (52), the edge of the locking block (42) facing the surface of one side of the pile (1) is provided with a positioning opening (421) for embedding a positioning part (522), the positioning part (522) of the triggering block (52) at one end in the vertical hole (51) is embedded in the positioning opening (421) under the driving of the triggering piece (53).

3. The pile foundation of claim 1, wherein: be provided with on spliced pole (11) and be used for making connecting block (32) keep contracting card fixed establishment of institution (6) in spread groove (31), card fixed establishment of institution (6) including offering on spliced pole (11) and block groove (61) that are linked together with spread groove (31), slide and set up in block groove (61) the card fixed piece (62), card fixed piece (62) are provided with joint portion (622) towards the surface of connecting block (32) one side, offer the joint groove that is used for supplying joint portion (622) embedding on connecting block (32).

4. The pile foundation of claim 3, wherein: be provided with slider (621) on calorie fixed block (62), link stud (11) are located the surface in card piece groove (61) and have been seted up spout (113) and with spout (113) the slip interface (114) that are linked together, slider (621) get into in spout (113) and form the cooperation of sliding through slip interface (114) and link stud (11).

5. The pile foundation of claim 4, wherein: the sliding block (621) is any one of a triangle, a trapezoid, a T shape or a dovetail shape.

6. The pile foundation of claim 4, wherein: be provided with on the clamping piece (62) and tightly decide subassembly (7), tightly decide subassembly (7) including tightly decide piece (71) that the screw thread wore to locate on clamping piece (62), tightly decide piece (71) pass the one end of clamping piece (62) and support tightly in the surface that spliced pole (11) are located clamping piece groove (61).