CN220888619U - High-bearing carrier pile - Google Patents
High-bearing carrier pile Download PDFInfo
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- CN220888619U CN220888619U CN202322589327.4U CN202322589327U CN220888619U CN 220888619 U CN220888619 U CN 220888619U CN 202322589327 U CN202322589327 U CN 202322589327U CN 220888619 U CN220888619 U CN 220888619U
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- 239000002002 slurry Substances 0.000 claims abstract description 20
- 239000002689 soil Substances 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 7
- 230000008595 infiltration Effects 0.000 claims abstract description 5
- 238000001764 infiltration Methods 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 15
- 230000006835 compression Effects 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 14
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 238000007689 inspection Methods 0.000 claims description 8
- 239000011376 self-consolidating concrete Substances 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 239000003344 environmental pollutant Substances 0.000 abstract description 3
- 231100000719 pollutant Toxicity 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 9
- 239000004567 concrete Substances 0.000 description 7
- 230000007797 corrosion Effects 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 238000005056 compaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000012744 reinforcing agent Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The utility model discloses a high-bearing carrier pile, and belongs to the field of bearing carrier piles. A high load carrier pile comprising: the upper end of the bottom pile body is connected with the head pile body through a plurality of groups of connecting pile bodies, and the bottom pile body, the connecting pile body and the head pile body are fixedly connected through slurry anchors; the utility model can play a good role in water prevention by arranging the waterproof mortar layer in each pile body, can better resist the infiltration of water in soil, prolongs the service life of the pile, and can also prevent the pile body from being corroded by external pollutants.
Description
Technical Field
The utility model relates to the field of bearing carrier piles, in particular to a high bearing carrier pile.
Background
The carrier pile is a foundation structure for bearing load by utilizing the bearing capacity of pile body in soil, and is mainly formed from pile body and pile end bearing platform. At present, in the civil engineering field, the application field of carrier piles is very extensive, for example, carrier piles are adopted as basic structures in civil engineering construction of industrial plants, commercial buildings, urban roads, bridges, tunnels and the like, and the carrier piles have the main advantages of strong bearing capacity, good stability, various forms, strong adaptability and the like, and the bearing capacity of the carrier piles can reach several times of that of common pile foundations, while in many civil engineering projects, the requirements on the design height, the weight and the like of the building are quite high, so that the basic structures similar to the carrier piles are required to be adopted.
The searched patent publication number is: CN219280685U, entitled a carrier pile with self-compacting concrete back cover, in this patent, by utilizing the mode of setting up the self-compacting concrete of back cover inside the prestressed hollow tubular pile, increased the contact area of the tip of prestressed tubular pile and carrier, both improved single pile bearing capacity and improved the resistance to plucking.
According to research and analysis, the carrier pile in the cited patent is found that in the construction process, as the pile body is in an underground environment for a long time, the sinking difficulty of the pile body is probably larger along with the deep sinking of the pile body, and the underground water source can continuously erode the interior of the pile body, so that the corrosion of steel bars in the pile body is caused, and the bearing capacity of the pile body is influenced, so that the defects and defects of the prior art are necessarily improved.
Disclosure of utility model
The utility model aims to solve the problems that in the prior art, as a pile body is in an underground environment for a long time, the sinking difficulty of the pile body is probably larger along with the deep sinking of the pile body, and an underground water source can continuously erode the inside of the pile body, so that the corrosion of reinforcing steel bars in the pile body is caused, and the bearing capacity of the pile body is influenced.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
A high load carrier pile comprising: the pile comprises a bottom pile body, wherein the upper end of the bottom pile body is connected with a head pile body through a plurality of groups of connecting pile bodies, the bottom pile body, the connecting pile body and the head pile body are fixedly connected through slurry anchors, the bottom end of the bottom pile body is provided with a high-hardness conical pile head integrally formed with the bottom pile body, and waterproof mortar layers are arranged on the inner sides of the outer walls of the bottom pile body, the connecting pile body and the head pile body and used for resisting infiltration of water in soil bodies and prolonging the service life of the pile body.
Further, the high-hardness conical pile head is made of high-strength steel.
The high-hardness conical pile head is made of high-strength steel, has the characteristics of high strength, corrosion resistance, abrasion resistance and the like, can enable the high-bearing carrier pile to have better soil penetrating capacity in the sinking process, and can enable the high-bearing carrier pile to penetrate through soil layers to reach a bearing layer more easily, so that the high-hardness conical pile head can be suitable for manufacturing the pile head at the bottom of an end bearing pile, and can be made of high-aluminum ceramic, high-hardness alloy and other materials.
Further, the upper sides of the bottom pile body and the connecting pile body are all provided with a plurality of groups of reserved dowel bars in an annular array, and the lower sides of the connecting pile body and the head pile body are all provided with a plurality of groups of matching jacks matched with the reserved dowel bars in an annular array.
Further, the axial outside of connecting pile body, head pile body bottom all is provided with thick liquid anchor coupling mechanism, thick liquid anchor coupling mechanism is last to have set gradually notes liquid hole, connecting chamber, inspection hole from bottom to top, the connecting chamber with annotate liquid hole, inspection hole and a plurality of group and match the jack and be linked together.
When the pile is spliced at each position of the high-bearing carrier pile, the positions of the reserved dowel bars and the matched jacks between the upper pile body and the lower pile body are corresponding, then the matched jacks are downwards and completely sleeved on the outer sides of the reserved dowel bars, after the upper pile body and the lower pile body are tightly connected, high-strength special connection slurry can be injected into the connecting cavity through the liquid injection holes on the slurry anchor connecting mechanism, the special additives, the fiber reinforcing agents and the like are added into the grouting slurry before grouting, the tensile resistance, the pressure resistance and the like of the grouting slurry are improved, the grouting slurry has strong fluidity, the reserved dowel bars are filled into the matched jacks through the connecting cavity in the flowing process, the slurry flows out from the inspection holes at the upper end in the grouting process, the surface grouting is completed, and finally operators can seal the liquid injection holes and the inspection holes by using special sealing plugs.
Further, the axial inner sides of the bottom pile body, the connecting pile body and the head pile body are respectively provided with a filling hole with the same inner diameter, and the filling holes are communicated from top to bottom.
Further, a plurality of groups of grooves are formed in the filling holes in an annular array mode and used for enhancing the connection capability between self-compacting concrete poured in the filling holes and each pile body.
Further, the head pile body is provided with a vertical connecting area and a bench-type compression area from bottom to top, the vertical connecting area and the bench-type compression area are of an integrated structure, and profile steel is arranged in the vertical connecting area and the bench-type compression area.
Before prefabricating the head pile body, the high-strength section steel 33 is placed in the vertical connecting area and the bench-type compression area on the head pile body, and then the section steel 33 and the concrete on the outer side are welded and fixed, so that the strength and the rigidity of the head pile body are effectively enhanced, and the compressive capacity of the upper side of the head pile body and the bearing capacity of the high-bearing carrier pile are improved.
Compared with the prior art, the utility model provides the high-bearing carrier pile, which has the following beneficial effects:
1. According to the utility model, the slurry anchor connecting mechanism, the reserved dowel bars and the matched jacks are matched, the connecting capacity of each pile body is effectively enhanced by injecting high-strength grouting materials at the connecting part and fixing the grouting materials by the slurry anchors, the mode has a more stable connecting effect compared with the pile bodies connected by bolts, the erosion effect of underground water can be reduced, the high-hardness conical pile head at the bottom of the bottom pile body is made by high-strength steel, and the high-strength grouting pile has the characteristics of high strength, corrosion resistance, abrasion resistance and the like, so that the high-bearing carrier pile has better soil penetrating capacity in the sinking process;
2. the high bearing carrier pile is in contact with rock stratum after reaching the bearing layer, and the rock stratum is utilized to give the pile body the overall higher bearing capacity, and the upper part of the head pile body is provided with a platform-type compression zone, so that the contact area of the head pile body is enlarged, and the bearing capacity of the pile body is further improved;
3. By arranging the waterproof mortar layers in each pile body, the waterproof effect is good, the infiltration of water in soil can be better resisted, the service life of the pile is prolonged, and the pile body can be prevented from being corroded by external pollutants;
4. Set up the recess in filling the downthehole for in pouring from the compact concrete can flow to the recess, strengthened the connection ability of self-compaction concrete and pile body, make pile body and middle self-compaction concrete and the stem position wholeness that the steel reinforcement cage constitutes stronger, promoted the shaping quality of pile body.
Drawings
Fig. 1 is a schematic diagram of a front view structure of a high-load carrier pile according to the present utility model;
fig. 2 is a schematic top view of a high-load carrier pile according to the present utility model;
FIG. 3 is an exploded view of a high load bearing carrier pile according to the present utility model;
Fig. 4 is a schematic cross-sectional structure of a connecting pile body of a high-bearing carrier pile according to the present utility model;
FIG. 5 is a schematic diagram of a cross-sectional structure of a head pile body of a high-load carrier pile according to the present utility model;
Fig. 6 is a schematic structural diagram of a portion a of fig. 3 of a high-load carrier pile according to the present utility model.
In the figure: 1. a bottom pile body; 2. connecting the pile body; 3. a head pile body; 31. a vertical connection region; 32. a table-type compression zone; 33. section steel; 4. a high-hardness conical pile head; 5. a filling hole; 6. a slurry anchor connecting mechanism; 61. a liquid injection hole; 62. a connecting cavity; 63. checking the hole; 7. a waterproof mortar layer; 8. a groove; 9. reserving dowel bars; 10. and matching the jacks.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Examples
Referring to fig. 1-6, a high load bearing carrier pile comprising: the bottom pile body 1, the upper end of bottom pile body 1 is connected with head pile body 3 through a plurality of groups of connection pile bodies 2, connects between the bottom pile body 1, connection pile body 2, the head pile body 3 and connects fixedly through the thick liquid anchor, the bottom of bottom pile body 1 be provided with its integrated into one piece's high hard toper pile head 4, the outer wall inboard of bottom pile body 1, connection pile body 2, head pile body 3 all is provided with waterproof mortar layer 7 for resist the infiltration of soil body normal water, extension pile body life.
Working principle: when the high-bearing carrier pile is constructed, the bottom pile body 1, the connecting pile body 2 and the head pile body 3 are prefabricated in advance in factories, the high-bearing carrier pile is cured to the specified strength according to the requirement before being conveyed to a construction site, in the construction process, earth excavation is firstly carried out according to the design requirement, the installation pit position of the high-bearing carrier pile is excavated, a measuring instrument is assisted to determine the pile-down position of a pile machine, the bottom pile body 1 is firstly submerged into a soil body by the pile machine until reaching the required lower layer depth, then the connecting pile body 2 is lifted, the matched jack 10 at the bottom of the connecting pile body 2 is spliced with the reserved dowel 9, after the contact position of the bottom pile body 1 and the connecting pile body 2 is tightly connected, grouting materials are injected through a slurry anchor connecting mechanism 6, the reserved dowel 9 is wrapped, and the connecting capacity among the pile bodies is enhanced, the steps are repeated, the middle multiple groups of connecting piles 2 can be sequentially connected and fixed, along with the high-hardness conical pile heads 4 at the bottoms of the bottom piles 1 reaching the bearing layer below the soil body and reaching the penetration degree required by design, after the dynamic load test detection is carried out, the technology is the prior art, is common knowledge of the person in the field, and is not excessively described here, finally, the slurry anchor connection and fixation of the head piles 3 can be carried out, finally, the construction of the high-bearing carrier piles is completed by placing the reinforcing cages matched with the grouting holes 5 in the grouting holes, the self-compaction concrete with specified strength is poured according to the requirements, the grooves 8 in the grouting holes 5 strengthen the connection capability of the piles and the self-compaction concrete, the waterproof mortar layer 7 in each pile body can play a good waterproof role, can better resist the penetration of water in the soil body, and prolong the service life of the piles, and can also prevent the pile body from being corroded by external pollutants, the upper bench type compression area 32 of the head pile body 3 has larger contact area, and the overall bearing capacity of the pile is increased.
The high-hardness conical pile head 4 is made of high-strength steel;
As shown in fig. 1 and 3, the high-hardness conical pile head 4 is made of high-strength steel, and the material has the characteristics of high strength, corrosion resistance, abrasion resistance and the like, so that the high-bearing carrier pile has better soil penetrating capacity in the sinking process, and can penetrate through soil layers more easily to reach a bearing layer, so that the high-hardness conical pile head 4 can be suitable for manufacturing the pile head at the bottom of an end bearing pile, and meanwhile, the high-hardness conical pile head 4 can also be made of high-alumina ceramic, high-hardness alloy and other materials, and the two materials also have higher hardness and abrasion resistance, so that the high-temperature resistance and corrosion resistance can be ensured in underground special environments.
The upper sides of the bottom pile body 1 and the connecting pile body 2 are all provided with a plurality of groups of reserved dowel bars 9 in an annular array, and the lower sides of the connecting pile body 2 and the head pile body 3 are all provided with a plurality of groups of matching jacks 10 matched with the reserved dowel bars 9 in an annular array.
The axial outer sides of the bottoms of the connecting pile body 2 and the head pile body 3 are respectively provided with a slurry anchor connecting mechanism 6, the slurry anchor connecting mechanism 6 is sequentially provided with a liquid injection hole 61, a connecting cavity 62 and a checking hole 63 from bottom to top, and the connecting cavity 62 is communicated with the liquid injection hole 61, the checking hole 63 and a plurality of groups of matching jacks 10;
As shown in fig. 4 and 6, when pile splicing is performed on each part of the high-bearing carrier pile, the positions of the reserved dowel bars 9 and the matched jacks 10 between the upper pile body and the lower pile body can be corresponding, then the matched jacks 10 are completely sleeved on the outer sides of the reserved dowel bars 9 downwards, after the upper pile body and the lower pile body are tightly connected, high-strength special connection slurry can be injected into the connecting cavity 62 through the liquid injection holes 61 on the slurry anchor connecting mechanism 6, special additives, fiber reinforcing agents and the like are added into the grouting material before grouting, the tensile resistance, the pressure resistance and other characteristics of the grouting material are improved, the fluidity of the grouting material is high, the grouting material enters the matched jacks 10 through the connecting cavity 62 in the flowing process to wrap the reserved dowel bars 9, the grouting liquid flows outwards from the inspection holes 63 at the upper end in the grouting process, the surface grouting is completed, and finally, operators can plug the liquid injection holes 61 and the inspection holes 63 by using special sealing plugs.
The axial inner sides of the bottom pile body 1, the connecting pile body 2 and the head pile body 3 are respectively provided with a filling hole 5 with the same inner diameter, and the filling holes 5 are communicated from top to bottom.
The filling holes 5 are provided with a plurality of groups of grooves 8 in an annular array, and the grooves are used for reinforcing the connection capability between the self-compacting concrete poured in the filling holes 5 and each pile body.
The head pile body 3 is provided with a vertical connecting area 31 and a platform-type compression area 32 from bottom to top, the vertical connecting area 31 and the platform-type compression area 32 are of an integrated structure, and profile steel 33 is arranged in the vertical connecting area 31 and the platform-type compression area 32;
As shown in fig. 5, before prefabricating the head pile body 3, the high-strength section steel 33 is built in the vertical connection area 31 and the platform-type compression area 32 on the head pile body 3, and then the section steel 33 and the concrete on the outer side are welded and fixed, so that the strength and the rigidity of the head pile body 3 are effectively enhanced, and the compressive capacity of the upper side of the head pile body 3 and the bearing capacity of the high-bearing carrier pile are improved.
The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.
Claims (7)
1. A high load carrier pile comprising: the pile comprises a bottom pile body (1), wherein the upper end of the bottom pile body (1) is connected with a head pile body (3) through a plurality of groups of connecting pile bodies (2), the bottom pile body (1), the connecting pile body (2) and the head pile body (3) are fixedly connected through slurry anchors, the bottom end of the bottom pile body (1) is provided with a high-hardness conical pile head (4) which is integrally formed with the bottom pile body, and waterproof mortar layers (7) are arranged on the inner sides of the outer walls of the bottom pile body (1), the connecting pile body (2) and the head pile body (3) and used for resisting infiltration of soil water and prolonging the service life of the pile body.
2. A high load bearing carrier pile according to claim 1, characterised in that the high hard conical pile head (4) is made of high strength steel.
3. The high-bearing carrier pile according to claim 1, wherein a plurality of groups of reserved dowel bars (9) are arranged on the upper sides of the bottom pile body (1) and the connecting pile body (2) in an annular array, and a plurality of groups of matching jacks (10) matched with the reserved dowel bars (9) are arranged on the lower sides of the connecting pile body (2) and the head pile body (3) in an annular array.
4. A high-bearing carrier pile according to claim 3, characterized in that the axial outer sides of the bottoms of the connecting pile body (2) and the head pile body (3) are respectively provided with a slurry anchor connecting mechanism (6), the slurry anchor connecting mechanism (6) is sequentially provided with a liquid injection hole (61), a connecting cavity (62) and an inspection hole (63) from bottom to top, and the connecting cavity (62) is communicated with the liquid injection hole (61), the inspection hole (63) and a plurality of groups of matching jacks (10).
5. The high-bearing carrier pile according to claim 1, wherein the axial inner sides of the bottom pile body (1), the connecting pile body (2) and the head pile body (3) are respectively provided with a filling hole (5) with the same inner diameter, and the filling holes (5) are communicated from top to bottom.
6. A high load bearing carrier pile according to claim 5, characterised in that the filling holes (5) are provided with a plurality of groups of grooves (8) in an annular array for reinforcing the connection between the self-compacting concrete poured in the filling holes (5) and the piles.
7. A high-bearing carrier pile according to claim 1, characterized in that the head pile body (3) is provided with a vertical connection zone (31) and a platform-type compression zone (32) from bottom to top, the vertical connection zone (31) and the platform-type compression zone (32) are of an integrated structure, and profile steel (33) is arranged in the vertical connection zone (31) and the inside of the platform-type compression zone (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322589327.4U CN220888619U (en) | 2023-09-23 | 2023-09-23 | High-bearing carrier pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322589327.4U CN220888619U (en) | 2023-09-23 | 2023-09-23 | High-bearing carrier pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220888619U true CN220888619U (en) | 2024-05-03 |
Family
ID=90871063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322589327.4U Active CN220888619U (en) | 2023-09-23 | 2023-09-23 | High-bearing carrier pile |
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| Country | Link |
|---|---|
| CN (1) | CN220888619U (en) |
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2023
- 2023-09-23 CN CN202322589327.4U patent/CN220888619U/en active Active
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