CN212866003U

CN212866003U - Pile foundation

Info

Publication number: CN212866003U
Application number: CN202020820464.8U
Authority: CN
Inventors: 金伟丰; 沈志荣; 刘锐; 王乐; 邵永泉; 赵小林; 龚启航
Original assignee: Zhejiang Xinzhongyuan Construction Co ltd
Current assignee: Zhejiang Xinzhongyuan Construction Co ltd
Priority date: 2020-05-16
Filing date: 2020-05-16
Publication date: 2021-04-02
Anticipated expiration: 2030-05-16

Abstract

The utility model relates to a pile foundation belongs to the building field. It includes the stake and strengthens the skeleton, the stake is seted up and is advanced the groove that link up with the stake lateral wall, it is connected with the propulsion piece to advance the inslot cunning to move, strengthen the skeleton and locate the stake and with the movable sleeve that advances the piece and be connected including the cover that slides, along a plurality of dwangs that stake circumference set up and with the bracing piece of dwang one-to-one, the one end and the movable sleeve of dwang are articulated, the other end is articulated with the middle part of bracing piece, the one end and the stake lower extreme of bracing piece are connected, the pile foundation still includes the installed part, the installed part is including wearing to locate the butt post that advances groove and tip and propulsion piece looks butt, the length of butt post. When the pile is used, the abutting column of the mounting piece is arranged in the pushing groove of the pile in a penetrating mode, one end, protruding out of the pushing groove, of the abutting column is knocked by tools such as a hammer or an impactor, force is transmitted to the pushing block through the abutting column, and the pushing block moves downwards in the pushing groove.

Description

Pile foundation

Technical Field

The utility model relates to a building field, in particular to pile foundation.

Background

The town road is provided with street lamp illumination and traffic guidance facilities for keeping the city smooth. The height of the facilities can reach 10-20 meters, the facilities belong to a structure with relatively small vertical load and large bending moment generated by horizontal load, the requirement on the anti-overturning capability is high, and particularly the facilities are particularly obvious in areas with large wind load, such as coastal areas, mountain areas and the like.

In order to ensure the strength of the facilities, pile foundations need to be arranged at the bottoms of the facilities. The patent of the invention in China with the publication number of CN104652428B discloses an inverted umbrella-shaped pile foundation structure, which comprises a pile body main body and a reinforcing framework, wherein a plurality of grouting pipes are arranged in the pile body main body, and the side wall of a pile rod is provided with a left-right through propelling groove. The reinforcing framework comprises movable groove blocks, short rods, long rods, fixed groove blocks and a pushing frame, the fixed groove blocks are fixed at the bottom end of the pile rod, the pushing frame is connected to the inner side of each movable groove block, the pushing frame is slidably mounted in the pushing groove, the outer surfaces of the movable groove blocks are hinged to the short rods, the lower ends of all files are hinged to the long rods correspondingly arranged, and the outer surfaces of the fixed groove blocks are hinged to the long rods correspondingly arranged with the short rods one to one.

The construction scheme of the pile foundation is as follows: after the road pavement structure is basically completed, the pile body main body is transported to a field, the pile head is downward, the pile cap is upward, the pile body main body is driven into a designed elevation of a soil body, then the pushing frame is pressed, the pushing frame and the movable groove block move downward, the short rod is driven to support the long rod, and the umbrella opening work of the reinforcing framework is completed. After the movable sleeve is in place, grouting is conducted outwards through the grouting pipe, grouting and the reinforced framework form a foundation amplifying foot, the bearing capacity and the anti-overturning capacity of the structural foundation are guaranteed, and after grouting is completed, the lower portion of the street lamp or the lower portion of the traffic facility can be connected with the outcrop bolt in diameter mode.

The technical scheme has the following problems: when the pushing frame needs to be pushed downwards, the distance between the pushing frame and the pile cap is larger and larger, and a corresponding special tool is lacked in the prior art, so that the pushing frame is difficult to push downwards.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pile foundation makes the pushing ram remove comparatively easily in advancing the inslot.

The utility model aims at realizing through the following technical scheme:

the utility model provides a pile foundation, includes the stake and strengthens the skeleton, the stake is seted up and is advanced the groove that link up with the stake lateral wall, it is connected with the propulsion piece to advance the inslot cunning, strengthen the skeleton locate including sliding the cover the stake and with advance the movable sleeve that the piece is connected, along a plurality of dwangs that stake circumference set up and with the bracing piece of dwang one-to-one, the one end of dwang with the movable sleeve is articulated, the other end with the middle part of bracing piece is articulated, the one end of bracing piece with the stake lower extreme is connected, the pile foundation still includes the installed part, the installed part is including wearing to locate advance groove and tip with advance the butt post of piece looks butt, the length of butt post is greater than the length that advances the groove.

By adopting the technical scheme, when the pile is used, the abutting column of the mounting piece is arranged in the pushing groove of the pile in a penetrating manner, and because the length of the abutting column is greater than that of the pushing groove, after the abutting column is arranged in the pushing groove in a penetrating manner, a part of the abutting column always protrudes out of the pushing groove, then one end, protruding out of the pushing groove, of the abutting column is knocked by tools such as a hammer or an impactor, and the force is transmitted to the pushing block through the abutting column, so that the pushing block moves downwards in the pushing groove; through setting up foretell installed part, make the pushing ram remove comparatively easily in advancing the groove.

The utility model discloses further set up to: the installed part still include with the atress piece that butt post tip is connected, the atress piece is kept away from the side area of butt post is greater than the cross-sectional area of butt post.

By adopting the technical scheme, when the mounting piece is used, external force acts on the stress block, so that a knocking tool is prevented from being directly contacted with the abutting column, and the abutting column is prevented from being deformed due to knocking; meanwhile, the area of the side face, far away from the abutting end, of the stress block is large, and a knocking tool can act on the stress block conveniently.

The utility model discloses further set up to: the butting column and the stress block are integrally arranged.

By adopting the technical scheme, the abutting column and the stress block are integrally arranged, so that the overall structural strength of the mounting piece is higher, and the mounting piece is more stable when being knocked by external force; meanwhile, when external force acts on the stress block, the stress block can better transmit the force to the abutting column, and the working efficiency is improved.

The utility model discloses further set up to: the outer side wall of the abutting column is convexly provided with a positioning block, and the wall of the pushing groove of the pile column is provided with a positioning groove for embedding the positioning block.

Through adopting above-mentioned technical scheme, when the butt post was worn to locate and is impeld the inslot, the locating piece embedding of butt post impels in the constant head tank of groove cell wall, avoids butt post circumferential direction.

The utility model discloses further set up to: the end, far away from the stress block, of the abutting column is an abutting portion, and the abutting portion is a circular truncated cone.

Through adopting above-mentioned technical scheme, because butt portion is the round platform for butt portion's circumference is the conical surface, and when butt post embedding impeld the inslot, butt portion's conical surface with impel groove notch looks butt, butt portion's conical surface has the guide effect, makes things convenient for butt post embedding to impel the inslot.

The utility model discloses further set up to: and one side of the propulsion block, which is close to the notch of the propulsion groove, is provided with a butt joint groove for embedding the butt joint part.

Through adopting above-mentioned technical scheme, when the butt post was worn to locate and is impeld the inslot, the butt inslot of the butt embedding of butt post impeld the piece, through the cooperation of butt post with butt groove, makes the butt post transmit more stable when impelling the piece power for.

The utility model discloses further set up to: the butt groove cell wall is the conical surface, the conical surface with the laminating is mutually in the outside of butt portion.

Through adopting above-mentioned technical scheme, when the butt post embedding propulsion piece's butt inslot, the conical surface of butt portion and the conical surface of butt groove cell wall improve the area of contact of butt portion and propulsion piece, further improve the butt post and transmit the stability for propulsion piece power.

The utility model discloses further set up to: the pile is provided with a guide inclined plane at the notch of the propelling groove.

Through adopting above-mentioned technical scheme, when the butt post embedding impels the inslot, the conical surface and the direction inclined plane of butt post cooperate, make the butt post embedding impel the groove time more convenient.

The utility model discloses further set up to: the movable sleeve comprises two movable sleeve petals which are mutually connected, and the two movable sleeve petals are detachably connected through bolts.

By adopting the technical scheme, the upper end of the pile is connected with a street lamp or a traffic facility, so that the size of the upper end of some piles is larger or the upper end of some piles is not in a regular shape, the movable sleeve is connected through the two movable sleeve flaps, the movable sleeve can be applied to the pile, and meanwhile, the movable sleeve is convenient to connect with the pile.

The utility model discloses further set up to: and connecting lugs for bolts to penetrate through are convexly arranged on two sides of the movable sleeve valve.

Through adopting above-mentioned technical scheme, the connection lug makes two movable sleeve lamella connect more firmly.

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

1. the pushing block is arranged in the pushing groove in a penetrating mode and is abutted to the pushing block through the abutting column, external force acts on the abutting column, and the external force is transmitted to the pushing block through the abutting column, so that the pushing block moves in the pushing groove;

2. when the abutting column penetrates through the pushing groove, the stress block is positioned outside the pushing groove, and external force acts on the stress, so that the abrasion of the abutting column is reduced, and meanwhile, a tool can conveniently act on an external force part;

3. through the cooperation of locating piece and constant head tank, avoid the butt post to rotate in the peripheral direction in the propulsion groove.

Drawings

Fig. 1 is a schematic view of an overall structure of a pile foundation according to a first embodiment;

FIG. 2 is a schematic structural view of a mounting member according to a first embodiment;

FIG. 3 is a schematic structural diagram of a pile according to an embodiment;

FIG. 4 is a schematic structural view of a pusher block and a movable sleeve according to a first embodiment;

FIG. 5 is an exploded view of the condom according to the second embodiment;

fig. 6 is a schematic structural view of a pusher and a cross bar in the second embodiment.

In the figure, 1, a pile; 11. a pointed cone; 12. a propulsion tank; 13. a through groove; 14. positioning a groove; 15. a guide slope; 2. reinforcing the framework; 21. a movable sleeve; 211. a movable sleeve valve; 212. a connecting lug; 22. rotating the rod; 23. a support bar; 3. a mounting member; 31. a stress block; 32. a butting post; 33. positioning blocks; 34. an abutting portion; 4. a propulsion block; 41. a butt joint groove; 42. a conical surface; 5. a cross bar.

Detailed Description

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

Referring to fig. 1, a pile foundation, including pile 1, reinforcement skeleton 2 and installed part 3, reinforcement skeleton 2 locates the lateral wall of pile 1 for improve the structural strength of pile 1 and ground, installed part 3 activity is worn to locate in pile 1, is used for promoting reinforcement skeleton 2 and removes on pile 1.

Referring to fig. 1 and 2, a driving groove 12 is formed at one end of the pile 1, and the other end is a pointed cone 11 with a large top and a small bottom, in this embodiment, the driving groove 12 is cylindrical. The pile 1 is provided with a guide inclined plane 15 at the notch of the propelling groove 12, and the guide inclined plane 15 inclines towards the center of the pile 1.

Two through grooves 13 communicated with the pushing grooves 12 are formed in the outer side wall of the pile 1, the two through grooves 13 are arranged in a central symmetry mode about the central axis of the pile 1, and the through grooves 13 are communicated with the end face, far away from the pointed cone 11, of the pile 1.

Referring to fig. 2 and 3, the propelling block 4 is slidably connected in the propelling groove 12, the propelling block 4 is also cylindrical, and the outer side wall of the propelling block 4 is attached to the inner side wall of the propelling groove 12, so that the propelling block 4 is more stable when moving along the length direction of the propelling groove 12.

Referring to fig. 1 and 3, strengthen skeleton 2 and locate stake 1 and with the movable sleeve 21 that advances piece 4 to be connected including sliding the cover, along a plurality of dwang 22 that 1 circumference of stake evenly set up and with the bracing piece 23 of dwang 22 one-to-one, movable sleeve 21 passes through horizontal pole 5 and is connected with advancing piece 4, horizontal pole 5 wears to locate logical groove 13 and can move in logical groove 13 for movable sleeve 21 moves along the length direction of stake 1 under the drive of advancing piece 4.

One end of the rotating rod 22 is hinged with the outer side wall of the movable sleeve 21, the other end is hinged with the middle part of the supporting rod 23, and one end of the supporting rod 23 is hinged with the position of the pile column 1 close to the pointed cone 11.

Referring to fig. 4, the mounting member 3 includes an abutting column 32 and a force receiving block 31, which can be inserted into the pushing groove 12 and whose ends abut against the pushing block 4, in this embodiment, the abutting column 32 and the force receiving block 31 are integrally provided. The length of the abutting column 32 is greater than that of the pushing groove 12, so that after the end of the abutting column 32 far away from the force-bearing block 31 enters the pushing groove 12, the force-bearing block 31 is always located outside the pushing groove 12, and the area of the side surface of the force-bearing block 31 far away from the abutting end is greater than the cross-sectional area of the abutting column 32.

The protruding locating piece 33 that is equipped with of lateral wall of butt post 32, locating piece 33 and the integrative setting of butt post 32, pile 1 offer the constant head tank 14 that supplies locating piece 33 embedding in the cell wall of propelling movement groove 12, and locating piece 33 and constant head tank 14 are square in this embodiment, avoid butt post 32 to move in propelling movement groove 12 internal peripheral.

The end of the abutting column 32 far from the force bearing block 31 is an abutting portion 34, the abutting portion 34 is a circular truncated cone, one side of the pushing block 4 close to the notch of the pushing groove 12 is provided with an abutting groove 41 for the abutting portion 34 to be embedded in, the groove wall of the abutting groove 41 is a tapered surface 42, when the abutting portion 34 is embedded in the abutting groove 41, the end surface of the abutting portion 34 abuts against the abutting groove 41, and the tapered surface 42 of the abutting portion 34 abuts against the outer side wall of the abutting portion 34.

The working principle of the embodiment is as follows: when the pile foundation uses, insert ground with the pointed cone 11 of stake 1 earlier, wear to locate propulsion groove 12 and with propulsion block 4 looks butt with the butt post 32 of installed part 3 again, strike atress piece 31 of installed part 3 with the instrument, make butt post 32 downstream in propulsion groove 12, and promote propulsion block 4 and move together, it moves together to drive the outer movable sleeve 21 of stake 1 when propulsion block 4 moves, movable sleeve 21 drives dwang 22 and moves, dwang 22 drives bracing piece 23 and moves, make dwang 22 and bracing piece 23 outwards open, strengthen skeleton 2 and stake 1 formation an umbrella form of inversion, at last pour into cement into propulsion groove 12, cement outwards flows and covers open enhancement skeleton 2 from logical groove 13, form the concrete piece after the cement solidification.

Example two:

the present embodiment differs from the first embodiment only in the movable sleeve 21.

Referring to fig. 5 and 6, the movable sleeve 21 includes two movable sleeve flaps 211 connected to each other, connecting lugs 212 for bolts to pass through are protruded from both sides of the movable sleeve flaps 211, and the two movable sleeve flaps 211 are detachably connected by bolts. The pusher block 4 is in this embodiment provided integrally with the crossbar 5.

During the use, wear to locate propulsion piece 4 in the propulsion groove 12 of stake 1 earlier, horizontal pole 5 wears to locate in the logical groove 13 of stake 1, then connects two movable sleeve lamella 211 outside stake 1 to pass through welded fastening with horizontal pole 5 and movable sleeve lamella 211, make propulsion piece 4 and movable sleeve 21 pass through horizontal pole 5 and be connected.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a pile foundation, includes pile (1) and strengthens skeleton (2), pile (1) sets up propulsion groove (12) that link up with pile (1) lateral wall, it is connected with propulsion piece (4) to advance the inslot (12) internal slipping, strengthen skeleton (2) including sliding the cover locate pile (1) and with propelling movable sleeve (21) that piece (4) are connected, along a plurality of dwang (22) that pile (1) circumference set up and with bracing piece (23) of dwang (22) one-to-one, the one end of dwang (22) with movable sleeve (21) are articulated, the other end with the middle part of bracing piece (23) is articulated, the one end of bracing piece (23) with pile (1) lower extreme is connected, its characterized in that, the pile foundation still includes installed part (3), installed part (3) including wear to locate propulsion groove (12) and tip with the butt post (32) that impels piece (4) looks butt joint, the length of the abutting column (32) is larger than that of the pushing groove (12).

2. A pile foundation according to claim 1, characterised in that the mounting member (3) further comprises a force receiving block (31) connected to the end of the abutment post (32), the area of the side of the force receiving block (31) remote from the abutment post (32) being greater than the cross-sectional area of the abutment post (32).

3. A pile foundation according to claim 2, characterised in that the abutment post (32) is integral with the stressing block (31).

4. Pile foundation according to claim 3, wherein the abutment post (32) is provided with a positioning block (33) protruding from the outer side wall thereof, and the pile (1) is provided with a positioning groove (14) in the wall of the thrust groove (12) for the positioning block (33) to be inserted.

5. A pile foundation according to claim 4, wherein the end of the abutment column (32) remote from the force-bearing block (31) is an abutment portion (34), and the abutment portion (34) is a circular truncated cone.

6. Pile foundation according to claim 5, wherein the pushing block (4) is provided with an abutting groove (41) for the abutting part (34) to be inserted into on one side close to the notch of the pushing groove (12).

7. Pile foundation according to claim 6, wherein the wall of the abutment groove (41) is tapered (42), said tapered surface (42) abutting against the outer wall of the abutment (34).

8. Pile foundation according to claim 7, characterised in that the pile (1) is provided with a guide ramp (15) in the mouth of the thrust groove (12).

9. Pile foundation according to claim 1, wherein the movable sleeve (21) comprises two interconnected movable sleeve segments (211), the two movable sleeve segments (211) being detachably connected by means of bolts.

10. Pile foundation according to claim 9, wherein the movable sleeve segments (211) are provided with connecting lugs (212) protruding from both sides for the passage of bolts.