CN214738209U

CN214738209U - Building pile foundation

Info

Publication number: CN214738209U
Application number: CN202121057414.XU
Authority: CN
Inventors: 李轶; 包凤吉; 王佳星; 梁明
Original assignee: Zhejiang Chenyuan Construction Engineering Co ltd
Current assignee: Zhejiang Chenyuan Construction Engineering Co ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2021-11-16
Anticipated expiration: 2031-05-17

Abstract

The utility model relates to a building pile foundation, relate to the field of building technology, it includes two piece at least tubular piles and connecting plate, the top of tubular pile is all pre-buried to have the spliced pole, set up the connecting hole of a plurality of and spliced pole one-to-one on the connecting plate, the standing groove has been seted up to the lateral wall of spliced pole, the standing groove bottom surface is connected with the spring, the one end that the standing groove bottom surface was kept away from to the spring is connected with the joint piece, the joint piece is pegged graft in the standing groove, the joint groove that can align with the standing groove is seted up to the lateral wall of connecting hole, the spring has compression state and natural state, when the spring is in compression state, the joint piece contracts in the standing groove completely, when the spring is in natural state, the one end and the joint groove joint of keeping away from the standing groove bottom surface on the joint piece, the one end of keeping away from the spring on the joint piece is provided with the oriented upward sloping spigot surface, the orientation of keeping away from the spring. This application has the staff of being convenient for and installs fixed effect fast to the connecting plate.

Description

Building pile foundation

Technical Field

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

Background

The pile foundation is a deep foundation consisting of piles and pile bearing platforms connected with the tops of the piles. If the pile body is completely buried in the soil and the bottom surface of the bearing platform is contacted with the soil body, the pile body is called a low bearing platform pile foundation; if the upper part of the pile body is exposed to the ground and the pile cap bottom is located above the ground, the pile is called a high pile cap pile foundation, and the building pile foundation is usually a low pile cap pile foundation.

The pile comprises a plurality of tubular piles and a bearing platform connected to the tops of the tubular piles in the related art, and the tubular piles are inserted into the bottom of a foundation pit and then poured with concrete to form the bearing platform. In order to improve the structural strength of the pile foundation, connecting columns are embedded in the pile top, the same connecting plate is connected among the connecting columns, connecting holes in one-to-one correspondence with the connecting columns are formed in the connecting plate, and after the connecting columns penetrate through the connecting holes, nuts are connected with the connecting columns in a threaded mode to fix the connecting plate on the pipe pile.

To the correlation technique among the aforesaid, the inventor thinks the fixed in-process of above-mentioned connecting plate, need use the nut to carry out threaded connection to each spliced pole, and the operation is comparatively loaded down with trivial details, and the staff of being inconvenient for carries out quick installation fixedly to the connecting plate.

SUMMERY OF THE UTILITY MODEL

In order to make things convenient for the staff to carry out quick installation fixedly to the connecting plate, this application provides a building pile foundation.

The application provides a building pile foundation adopts following technical scheme:

a building pile foundation comprises at least two tubular piles and a connecting plate, connecting columns are pre-embedded at the tops of the tubular piles, the connecting plate is provided with a plurality of connecting holes which are in one-to-one correspondence with the connecting columns, the side walls of the connecting columns are provided with placing grooves, the bottom surface of the placing groove is connected with a spring, one end of the spring, which is far away from the bottom surface of the placing groove, is connected with a clamping block, the clamping block is inserted in the placing groove, the side wall of the connecting hole is provided with a clamping groove which can be aligned with the placing groove, the spring has a compression state and a natural state, when the spring is in a compressed state, the clamping block is completely contracted in the placing groove, when the spring is in a natural state, one end of the clamping block, which is far away from the bottom surface of the placing groove, is clamped with the clamping groove, the one end of keeping away from the spring on the joint piece is provided with the spigot surface of ascending slope, the spigot surface orientation is kept away from the direction of spring.

Through adopting above-mentioned technical scheme, in the installation of connecting plate, align the spliced pole with the connecting hole on the connecting plate and peg graft, when the connecting plate butt is on the spigot surface, the joint piece can receive the extrusion force of connecting plate to standing groove bottom surface direction, the joint piece transmits this extrusion force for the spring makes the spring turn into compression state by natural state, the joint piece shrink makes the connecting plate can continue to move down in the standing groove this moment, when the joint groove removes to the position of aliging with the joint piece, the extrusion force that the joint piece receives disappears, spring pressure disappears the back and is converted to natural state by compression state, the spring pops out the joint piece this moment with joint groove joint, realize the fixed of connecting plate on the tubular pile.

Optionally, the outer surface cover of spring is equipped with a spacing section of thick bamboo, a spacing section of thick bamboo is connected in placing the tank bottom surface.

Through adopting above-mentioned technical scheme, the setting of a spacing section of thick bamboo is radial spacing to the spring to reduce the crooked condition of in-process appearance that the spring atress compressed, thereby reduce the spring crooked and the possibility that elastic failure appears, reduce the joint piece shrink in the standing groove and can not follow the standing groove in stretch out with the condition emergence of joint groove joint, improved the fixed stability of connecting plate.

Optionally, the side wall of the clamping block is provided with a limiting block, and the side wall of the placing groove is provided with a limiting groove for the limiting block to slide.

Through adopting above-mentioned technical scheme, after the spring with the joint piece bullet to keeping away from standing groove bottom surface orientation certain distance, stopper and the lateral wall butt of spacing groove, the joint piece can't continue to move towards former direction this moment to reduce the condition emergence that the joint piece falls out completely from the standing groove, improved the stability of joint piece in the standing groove.

Optionally, the upper surface of the tubular pile is provided with a cushion pad.

Through adopting above-mentioned technical scheme, the setting up of blotter can cushion when making the connecting plate install on the tubular pile to the too big and cracked condition emergence appears in messenger's connecting plate of impact between the two when reducing connecting plate and tubular pile contact has improved the security of connecting plate in the use.

Optionally, a support rod is arranged on the lower surface of one section of the connecting plate between the tubular pile and the tubular pile.

Through adopting above-mentioned technical scheme, the bottom butt of bracing piece in the foundation ditch bottom surface makes to have certain holding power on one section between the tubular pile on the connecting plate, and when concrete placement, the concrete can act on the connecting plate, and the holding power that the bracing piece provided makes this department of connecting plate difficult because of the impact force fracture of concrete this moment, has improved the stability and the security of connecting plate in the use.

Optionally, the support rod includes first montant and second montant, the inserting groove has been seted up to first montant lower extreme, the second montant is pegged graft in the inserting groove, threaded hole has been seted up to the lateral wall of second montant, the inserting groove lateral wall is seted up a plurality of along inserting groove length direction and is can be with the aligned mounting hole of screwed hole, the bolt passes mounting hole and threaded hole threaded connection.

Through adopting above-mentioned technical scheme, bracing piece adjustable length makes the bracing piece can satisfy different foundation ditch conditions, adjusts the length of support according to the distance between tubular pile top to the foundation ditch bottom surface between the connecting plate installation, makes the bracing piece receive the holding power of foundation ditch bottom surface all the time to the practicality of bracing piece has been improved.

Optionally, a reinforcing plate is arranged on the first vertical rod, and a side wall of the reinforcing plate is connected to the lower surface of the connecting plate.

Through adopting above-mentioned technical scheme, the setting up of reinforcing plate has improved the structural strength of first montant and connecting plate junction to reduce the too big cracked possibility that appears of both junctions stress, improved the stability and the security of first montant in the use.

Optionally, a bearing plate is arranged at one end, far away from the first vertical rod, of the second vertical rod.

Through adopting above-mentioned technical scheme, the setting of loading board has increased the support area of foundation ditch bottom surface to it is comparatively stable at the in-process that uses to make the bracing piece.

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

1. the matching of the spring and the clamping block enables the connecting plate to be quickly fixed on the connecting column, so that workers can conveniently install and fix the connecting plate;

2. the setting up of bracing piece makes on the connecting plate one section between the tubular pile can receive the holding power, can not be in unsettled state, reduces the cracked condition emergence of this department of connecting plate.

Drawings

Fig. 1 is a schematic structural view of a building pile foundation according to an embodiment of the present application;

fig. 2 is a cross-sectional view of a building pile foundation according to an embodiment of the present application;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is an enlarged view of a portion B in fig. 2.

Description of reference numerals: 1. a tubular pile; 2. a connecting plate; 3. connecting columns; 4. connecting holes; 5. a placement groove; 6. a spring; 7. a clamping block; 8. a clamping groove; 9. a guide surface; 10. a limiting cylinder; 11. a limiting block; 12. a limiting groove; 13. a cushion pad; 14. a support bar; 141. a first vertical bar; 142. a second vertical bar; 15. inserting grooves; 16. a threaded hole; 17. mounting holes; 18. a reinforcing plate; 19. a carrier plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a building pile foundation. Referring to fig. 1, the building pile foundation includes connecting plate 2 and two piece at least tubular piles 1, explain with two tubular piles 1 in this embodiment, the upper surface of each tubular pile 1 all pre-buries there is spliced pole 3, spliced pole 3's shape is cuboid and spliced pole 3 perpendicular to tubular pile 1's upper surface, connecting plate 2's shape is the cuboid, connecting hole 4 with spliced pole 3 one-to-one has been seted up on the connecting plate 2, the radial cross sectional shape size of connecting hole 4 is the same with spliced pole 3's cross sectional shape size, spliced pole 3 runs through connecting hole 4 and makes connecting plate 2 be connected with tubular pile 1.

Referring to fig. 2, in order to reduce the interaction force between the connecting plate 2 and the tubular pile 1 when being connected, the upper surface of the tubular pile 1 is hot-melted with a layer of cushion pad 13, the cushion pad 13 has certain elasticity, can be sponge and also can be rubber, when the connecting plate 2 is installed on the tubular pile 1, the cushion pad 13 buffers the connecting plate 2 to reduce the impact force applied to the connecting plate 2, thereby reducing the occurrence of the damage of the connecting plate 2 due to the large impact force.

Referring to fig. 2 and 3, in order to fix the connecting plate 2 after being installed on the tubular pile 1, a placing groove 5 is formed in the side wall of the connecting column 3, the radial cross-sectional shape of the placing groove 5 is rectangular, the central line of the placing groove 5 is perpendicular to the side wall of the placing groove 5 formed in the connecting column 3, a spring 6 is welded on the bottom surface of the placing groove 5 along the length direction of the placing groove 5, a clamping block 7 is welded at one end, away from the bottom surface of the placing groove 5, of the spring 6, the radial cross-sectional shape of the clamping block 7 is the same as that of the placing groove 5, the spring 6 has a natural state and a compression state, when the spring 6 is in the natural state, one end, away from the spring 6, of the clamping block 7 stretches out of an opening of the placing groove 5, and when the spring 6 is in the compression state, the clamping block 7 can be completely contracted into the placing groove 5. Offer the joint groove 8 that can align with joint piece 7 at the lateral wall of connecting hole 4, the radial cross sectional shape size of joint groove 8 is the same with the radial cross sectional shape size of standing groove 5, when joint piece 7 is pegged graft in joint groove 8 in with the joint of 8 lateral walls in joint groove, realizes the fixed of connecting plate 2 on tubular pile 1.

In order to enable the staff to quickly fix the connecting plate 2, one end of the clamping block 7 far away from the spring 6 is provided with an inclined guide surface 9, the guide surface 9 faces to the direction far away from the bottom surface of the placing groove 5, the guide surface 9 faces upwards, when the connecting column 3 is inserted into the connecting hole 4, the connecting plate 2 is close to the tubular pile 1 along the length direction of the connecting column 3, when the connecting plate 2 is abutted against the guide surface 9, the guide surface 9 can be pressed by the connecting plate 2 to ensure that the clamping block 7 is completely contracted in the placing groove 5, at the moment, the connecting plate 2 can continuously move downwards, when joint groove 8 removed to the position of lining up with joint piece 7, the extrusion force that joint piece 7 received disappears, spring 6 pop out joint piece 7 to peg graft in joint groove 8 and with the lateral wall joint of joint groove 8, realize the fixed between connecting plate 2 and spliced pole 3 to the quick installation of connecting plate 2 has been realized.

In order to reduce the occurrence of the situation that the spring 6 cannot be restored to the original state due to too large bending degree after being extruded, a limiting cylinder 10 is sleeved on the outer surface of one section of the spring 6 close to the bottom surface of the placing groove 5, the limiting cylinder 10 is in the shape of a circular column, the limiting cylinder 10 is welded on the bottom surface of the placing groove 5, and the axis of the limiting cylinder 10 and the central line of the placing groove 5 are in the same straight line. When joint piece 7 shrink in standing groove 5 and during extrusion spring 6, spring 6 contracts gradually, and spacing section of thick bamboo 10 is radial spacing to spring 6 this moment to reduce the crooked condition of spring 6 appearance, thereby reduce spring 6 because of the too big possibility that elastic failure appears of crooked degree, improved the security of spring 6 in the use. In order to reduce the condition that joint piece 7 completely falls out from standing groove 5 and take place, the welding has the one end tip lateral wall integrated into one piece of spring 6 to have spacing piece 11 on joint piece 7, spacing groove 12 that supplies spacing piece 11 to slide is offered along standing groove 5's the degree of depth direction at standing groove 5's lateral wall, spacing groove 12 does not run through standing groove 5's opening, after joint piece 7 removes the certain distance to the direction of keeping away from standing groove 5 bottom surface, spacing piece 11 and spacing groove 12's lateral wall joint, take place with the condition that reduces joint piece 7 and fall out completely from standing groove 5.

Referring to fig. 4, in order to reduce the possibility that a section between a tubular pile 1 (see fig. 1) and the tubular pile 1 on a connecting plate 2 is broken due to concrete impact, a supporting rod 14 is disposed on the lower surface of the connecting plate 2, the supporting rod 14 includes a first vertical rod 141 and a second vertical rod 142, the first vertical rod 141 and the second vertical rod 142 are both rectangular solids, an insertion groove 15 is disposed on the lower surface of the first vertical rod 141, the radial cross-sectional shape and size of the insertion groove 15 are the same as the cross-sectional shape and size of the second vertical rod 142, the center line of the insertion groove 15 is perpendicular to the lower surface of the first vertical rod 141, the second vertical rod 142 is inserted into the insertion groove 15, a threaded hole 16 is disposed on the side wall of the second vertical rod 142, the threaded hole 16 is perpendicular to the side wall of the second vertical rod 142, a plurality of mounting holes 17 capable of aligning with the threaded hole 16 are disposed on the side wall of the insertion groove 15 at intervals along the depth direction of the insertion groove 15, the radial cross section of the mounting hole 17 is circular, and the second vertical rod 142 is fixed on the first vertical rod 141 by a bolt passing through the mounting hole 17 and being in threaded connection with the threaded hole 16. The bearing plate 19 is welded to the bottom surface of the second vertical rod 142, the cross sectional area of the bearing plate 19 is larger than that of the second vertical rod 142, and the bearing plate 19 is used for being abutted to the bottom surface of the foundation pit. In the installation of connecting plate 2, adjust the length of bracing piece 14 according to the distance between tubular pile 1 upper surface to the foundation ditch bottom surface, make loading board 19 can the butt in the foundation ditch bottom surface all the time to make this department of connecting plate 2 can receive the holding power of loading board 19, with the connecting plate 2 the cracked condition appears because of the impact of concrete when reducing concrete placement this department.

In order to reduce the possibility that the junction of the support rod 14 and the connecting plate 2 is broken, the reinforcing plate 18 is symmetrically welded on the side wall of the first vertical rod 141, the reinforcing plate 18 is in the shape of a right-angled triangle, a right-angled edge of the reinforcing plate 18 is tightly attached to the side wall of the first vertical rod 141, and the other right-angled edge is welded on the lower surface of the connecting plate 2, so that the structural strength of the junction of the support rod 14 and the connecting plate 2 is improved, and the possibility that the junction is broken due to too concentrated stress is reduced.

The implementation principle of the building pile foundation in the embodiment of the application is as follows: adjust the length of bracing piece 14 according to the distance between 1 upper surface of tubular pile to the foundation ditch bottom surface to use the bolt to fix the length of bracing piece 14, install tubular pile 1 with connecting plate 2 this moment on, make spliced pole 3 through connection hole 4, when joint groove 8 removed to the position of aliging with joint piece 7, joint piece 7 popped out and 8 lateral walls joint in joint groove, and the quick installation of realization connecting plate 2 is fixed.

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. A building pile foundation which is characterized in that: comprises at least two tubular piles (1) and connecting plates (2), connecting columns (3) are pre-buried at the tops of the tubular piles (1), a plurality of connecting holes (4) corresponding to the connecting columns (3) one by one are formed in the connecting plates (2), a placing groove (5) is formed in the side wall of each connecting column (3), a spring (6) is connected to the bottom surface of each placing groove (5), a clamping block (7) is connected to one end, far away from the bottom surface of each placing groove (5), of each spring (6), each clamping block (7) is inserted into each placing groove (5), a clamping groove (8) capable of being aligned with each placing groove (5) is formed in the side wall of each connecting hole (4), each spring (6) has a compression state and a natural state, when each spring (6) is in the compression state, each clamping block (7) is completely retracted into each placing groove (5), and when each spring (6) is in the natural state, keep away from the one end and the joint groove (8) joint of standing groove (5) bottom surface on joint piece (7), the one end of keeping away from spring (6) on joint piece (7) is provided with tilt up's spigot surface (9), the orientation of spigot surface (9) orientation is kept away from the direction of spring (6).

2. The building pile foundation of claim 1, wherein: the outer surface cover of spring (6) is equipped with spacing section of thick bamboo (10), spacing section of thick bamboo (10) are connected in standing groove (5) bottom surface.

3. The building pile foundation of claim 1, wherein: the lateral wall of joint piece (7) is provided with stopper (11), spacing groove (12) that supply stopper (11) to slide are seted up to the lateral wall of standing groove (5).

4. The building pile foundation of claim 1, wherein: the upper surface of tubular pile (1) is provided with blotter (13).

5. The building pile foundation of claim 1, wherein: the lower surface of one section of connecting plate (2) between tubular pile (1) and tubular pile (1) is provided with bracing piece (14).

6. The building pile foundation of claim 5, wherein: the utility model discloses a supporting rod, including bracing piece (14), plug-in groove (15) have been seted up to first montant (141), second montant (142) are pegged graft in plug-in groove (15), threaded hole (16) have been seted up to the lateral wall of second montant (142), a plurality of mounting hole (17) that can align with threaded hole (16) are seted up along plug-in groove (15) length direction to plug-in groove (15) lateral wall, and the bolt passes mounting hole (17) and threaded hole (16) threaded connection.

7. The building pile foundation of claim 6, wherein: be provided with reinforcing plate (18) on first montant (141), a lateral wall of reinforcing plate (18) is connected in the lower surface of connecting plate (2).

8. The building pile foundation of claim 6, wherein: and a bearing plate (19) is arranged at one end of the second vertical rod (142) far away from the first vertical rod (141).