CN116065574A - Device for connecting steel bar and anchoring rib at pile head pile cutting position of solid square pile - Google Patents
Device for connecting steel bar and anchoring rib at pile head pile cutting position of solid square pile Download PDFInfo
- Publication number
- CN116065574A CN116065574A CN202310262819.4A CN202310262819A CN116065574A CN 116065574 A CN116065574 A CN 116065574A CN 202310262819 A CN202310262819 A CN 202310262819A CN 116065574 A CN116065574 A CN 116065574A
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- pile
- steel bar
- solid square
- bar
- anchoring rib
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 70
- 239000010959 steel Substances 0.000 title claims abstract description 70
- 238000004873 anchoring Methods 0.000 title claims abstract description 38
- 239000007787 solid Substances 0.000 title claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 210000003205 muscle Anatomy 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract description 3
- 230000008859 change Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/58—Prestressed concrete piles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/223—Details of top sections of foundation piles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a device for connecting a steel bar and an anchoring rib at a pile head pile cutting position of a solid square pile, which comprises a pile body, the steel bar and an anchoring nut, wherein the steel bar penetrates through the lower end of the interior of the pile body, the anchoring nut is threaded through the interior of the pile body, the anchoring nut is connected with the interior of the pile body through external threads, the inner wall of the anchoring nut is connected with a pier body through internal threads, the top of the pier body is fixedly provided with the reinforcing steel bar, two symmetrically arranged clamping blocks are sleeved on the outer side of the steel bar, the two clamping blocks are clamped with the inner wall of the anchoring nut, the top of the steel bar is fixedly provided with a connecting column, a through hole is formed in the interior of the connecting column, and a connecting mechanism is arranged between the through hole and the pier body. The invention can stably connect the anchoring rib with the steel bar inside the square pile.
Description
Technical Field
The invention belongs to the technical field of connection of steel bars and anchor bars, and particularly relates to a device for connecting a steel bar and an anchor bar at a pile head section of a solid square pile.
Background
When pile foundation is selected, the prestress solid square pile is selected as the anti-pulling pile, but the square pile is broken in the operation process, so that the prestress solid square pile cannot be connected with a bearing platform, and the pile top pile cutting position is required to be connected and reinforced by the anchoring ribs.
Through retrieving, chinese patent No. CN216787111U discloses an anchor muscle connection structure after the solid square pile end board of prestressing force is destroyed, the device passes through inside and outside threaded connection with anchor nut and pier head through the different anchor nuts of change, the requirement of this device resistance to plucking performance has been guaranteed, the funnel-shaped recess has been seted up to the lower extreme inboard at anchor nut, the recess is connected with prestressing force bar through special card, can press from both sides prestressing force bar clamp limit, make the stable installation of prestressing force bar, the stability of anchor nut and pier head installation has been improved simultaneously, the resistance to plucking performance of this device has been further improved.
The technical scheme has certain defects, the steel bars inside the square piles are connected with the anchor bolts only through the contact clamping of the clamping pieces, when the pile body is bent, the steel bars are easy to separate from the clamping pieces in a dislocation manner, and meanwhile, the steel bars cannot be stably connected with the anchor bars.
Therefore, we propose a device for connecting a steel bar and an anchoring rib at the pile head section of a solid square pile to solve the above problems.
Disclosure of Invention
The invention is provided in view of the problems of the connecting device of the steel bar and the anchoring rib at the pile head section of the existing solid square pile.
Therefore, the invention aims to provide a device for connecting a steel rod and an anchoring rib at a pile head section of a solid square pile, which solves the problems that the steel rod is easy to be misplaced and separated from a card when a pile body is bent and cannot be stably connected with the anchoring rib.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the steel bar and anchoring rib connecting device comprises a pile body, a steel bar and an anchoring nut, wherein the steel bar penetrates through the lower end of the interior of the pile body, the anchoring nut is threaded through the interior of the pile body, the anchoring nut is connected with the interior of the pile body through external threads, the inner wall of the anchoring nut is connected with a pier body through internal threads, and the top of the pier body is fixedly provided with a steel bar for carrying out primary position determination connection between the steel bar and the pile body and between the steel bar and the pile body;
the outside cover of steel bar is equipped with the fixture block that two symmetries set up, two the inner wall joint of fixture block and anchor nut, the fixed spliced pole that is equipped with in top of steel bar, the through-hole has been seted up to the inside of spliced pole, be equipped with coupling mechanism between through-hole and the pier body, adopt coupling mechanism's assistance, can further improve the connection steadiness between anchor muscle and the steel bar.
Preferably, the bottom of the pier body is provided with a groove, the upper end of the connecting column is inserted into the groove, and the position of the connecting column is determined through the arrangement of the groove.
Preferably, the connecting mechanism comprises a connecting block, the lower extreme of spliced pole is equipped with the telescopic link that the cover was equipped with the spring, the one end and the inner wall fixed connection of recess of telescopic link, the other end and connecting block fixed connection, in the through-hole of inserting of connecting block, through the connection of connecting block with the spliced pole, can set up steel bar, pile body and anchor muscle an organic whole, improve the connection steadiness.
Preferably, the inner wall of through-hole is fixed wears to be equipped with the strengthening pipe, the equal fixed cover in pipe wall both ends of strengthening pipe is equipped with the annular slab, the annular slab is connected with the lateral wall contact of spliced pole, improves the connection stability between connecting block and the spliced pole, avoids the reinforcing bar to receive when drawing to the greatest extent and produces the through-hole and draw to hinder and lead to the spliced pole to take place to damage, influences and the connection stability between the bar.
Further, fixed slots are formed in two ends of one side, far away from the connecting column, of the annular plate, bolts are arranged in the fixed slots, and the threaded ends of the bolts penetrate out of the annular plate and are rotationally arranged in the connecting column to fix the position of the reinforcing pipe in the through hole.
Preferably, the limiting groove is formed in the top of the connecting column, the limiting block is fixedly arranged at the top of the inner wall of the groove, the limiting block is inserted into the limiting groove, the longitudinal connection between the pier body and the steel bar is ensured to be stable, and dislocation is generated at the joint of the connecting column and the steel bar when the bar is bent as far as possible.
Preferably, the connecting column and the steel bar are fixedly connected by welding, so that the connecting column and the steel bar can be integrally arranged.
Preferably, two connecting blocks are close to one end and are all provided with inclined planes, the inclined planes are arranged downwards, and the connecting blocks can be compressed and enter the grooves when the pier body rotates into the anchor nut.
Preferably, the cross sections of the two clamping blocks are arc-shaped, so that the steel bar can be stably wrapped, and the inner walls of the steel bar and the anchoring nuts are stably clamped.
Compared with the prior art, the invention provides a device for connecting a steel bar and an anchoring rib at the pile head section of a solid square pile, which has the following beneficial effects:
1. this solid square pile stake top is cut stake department bar steel and anchor muscle connecting device, through pile body, bar steel, anchor nut, pier body, reinforcing bar, recess, spliced pole, through-hole and coupling mechanism that are equipped with, insert in the anchor nut at pier body and reinforcing bar after, connect through connecting block and connecting hole, connect pier body and bar steel, improve the connection steadiness of bar steel and anchor muscle.
2. This solid square pile stake top cut pile department bar and anchor muscle connecting device through recess, spliced pole, spacing groove and the stopper that are equipped with, after bar and anchor muscle are connected, can not lead to the hookup location to take place the dislocation because of buckling, further improves connection stability.
The device has the advantages that the operation is convenient, the anchoring ribs can be stably connected with the steel bars inside the square piles, the positions of the steel bars can be still ensured not to change when the square piles are bent, and the connection effect is improved.
Drawings
FIG. 1 is a schematic structural view of a device for connecting a steel bar and an anchoring rib at a pile head section of a solid square pile;
FIG. 2 is a schematic view of the internal structure of FIG. 1;
fig. 3 is an enlarged view of the structure of the portion a in fig. 2.
In the figure: 1 pile body, 2 steel bars, 3 anchor nuts, 4 pier body, 5 reinforcing steel bars, 6 fixture blocks, 7 connecting columns, 8 connecting blocks, 9 springs, 10 telescopic rods, 11 reinforcing pipes, 12 annular plates, 13 bolts and 14 limiting blocks.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments.
The embodiment of the invention discloses a device for connecting a steel rod and an anchoring rib at a pile head pile section of a solid square pile.
Example 1
The invention provides a device for connecting a steel bar and an anchoring rib at a pile head section of a solid square pile, as shown in fig. 1-3, which comprises a pile body 1, a steel bar 2 and an anchoring nut 3, and is characterized in that the steel bar 2 is penetrated at the lower end of the interior of the pile body 1, the anchoring nut 3 is penetrated in the interior of the pile body 1 in a threaded manner, the anchoring nut 3 is connected with the interior of the pile body 1 through external threads, the inner wall of the anchoring nut 3 is connected with a pier body 4 through internal threads, a reinforcing steel bar 5 is fixedly arranged at the top of the pier body 4, two symmetrically arranged clamping blocks 6 are sleeved on the outer side of the steel bar 2, the two clamping blocks 6 are clamped with the inner wall of the anchoring nut 3, and the cross sections of the two clamping blocks 6 are arc-shaped.
At square pile top department of cuting, screw thread advance the pile body 1 inside with anchor nut 3 to place fixture block 6 in the outside of steel bar 2, drive steel bar 5 screw thread advance anchor nut 3 inside with the pier body 4 afterwards, connect between steel bar 2, anchor nut 3 and the pile body 1.
Example 2
The spliced pole 7 is welded at the top of steel bar 2 in advance to carry out the trompil to spliced pole 7 inside and handle, thereby when pier body 4 precession anchor nut 3 is inside, spliced pole 7 extrudees connecting block 8, make spring 9 compress, connecting block 8 and spliced pole 7's lateral wall contact this moment, when pier body 4 rotates to fixed position, through spring 9's elasticity reply, make connecting block 8 get into the through-hole under spring 9's promotion, make steel bar 2 and steel bar 5 body coupling, thereby improve the connection stability between steel bar 2 and the anchor muscle.
In order to improve the use strength of the connecting column 7, as shown in fig. 2-3, the inner wall of the through hole is fixedly provided with a reinforcing pipe 11, two ends of the pipe wall of the reinforcing pipe 11 are fixedly sleeved with an annular plate 12, the annular plate 12 is in contact connection with the outer side wall of the connecting column 7, two ends of one side of the annular plate 12 away from the connecting column 7 are provided with fixing grooves, bolts 13 are arranged in the fixing grooves, and threaded ends of the bolts 13 penetrate out of the annular plate 12 and are rotationally arranged in the connecting column 7.
After the inside trompil of spliced pole 7, insert the stiffening tube 11 in the through-hole to through the cooperation of annular plate 12 and bolt 13, with stiffening tube 11 and spliced pole 7 stable connection, make reinforcing bar 5 when receiving outside pulling, the thrust that connecting block 8 produced acts on in the stiffening tube 11, and not directly exert a force to the through-hole inner wall, reduced the damage that the through-hole received, improved stiffening tube 11's intensity of use.
Example 3
Embodiment 3 in order to avoid dislocation of the joint with the steel bar 2 when the steel bar 5 is bent on the basis of embodiment 1-2, as shown in fig. 2-3, a limit groove is formed at the top of the connecting column 7, a limit block 14 is fixedly arranged at the top of the inner wall of the groove, and the limit block 14 is inserted into the limit groove.
Through the joint in stopper 14 and spacing groove for there is not great vertical position's swing deviation between pier body 4 and the spliced pole 7, make reinforcing bar 5 receive outside lateral push back, spliced pole 7 do not take place dislocation deviation with pier body 4.
Finally, in order to stably insert the connection blocks 8 into the reinforcing pipe 11, as shown in fig. 2-3, two connection blocks 8 are provided with inclined planes at the ends close to each other, and the inclined planes are arranged downward.
The pier body 4 is in the precession process, the inclined plane of the connecting block 8 is contacted with the top edge of the connecting column 7, the connecting block 8 can be transversely pushed and the spring 9 is extruded, and finally the connecting block 8 can be stably inserted into the reinforcing pipe 11.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (9)
1. The utility model provides a solid square pile bolck is cut stake department bar steel and anchor muscle connecting device, includes pile body (1), bar steel (2) and anchor nut (3), its characterized in that, bar steel (2) wear to locate the inside lower extreme of pile body (1), anchor nut (3) screw thread wear to locate the inside of pile body (1), anchor nut (3) are through external screw thread connection with the inside of pile body (1), the inner wall of anchor nut (3) has pier body (4) through internal screw thread connection, the fixed reinforcing bar (5) that are equipped with in top of pier body (4);
the outside cover of steel bar (2) is equipped with fixture block (6) that two symmetries set up, two the inner wall joint of fixture block (6) and anchor nut (3), the top of steel bar (2) is fixed to be equipped with spliced pole (7), the through-hole has been seted up to the inside of spliced pole (7), be equipped with coupling mechanism between through-hole and pier body (4).
2. The device for connecting the steel bar and the anchoring rib at the pile head section of the solid square pile according to claim 1, wherein the bottom of the pier body (4) is provided with a groove, and the upper end of the connecting column (7) is inserted into the groove.
3. The device for connecting the steel bar and the anchoring rib at the pile-head section of the solid square pile according to claim 1, wherein the connecting mechanism comprises a connecting block (8), a telescopic rod (10) sleeved with a spring (9) is arranged at the lower end of the connecting column (7), one end of the telescopic rod (10) is fixedly connected with the inner wall of the groove, the other end of the telescopic rod is fixedly connected with the connecting block (8), and the connecting block (8) is inserted into the through hole.
4. The device for connecting the steel bar and the anchoring rib at the pile-head section of the solid square pile according to claim 1, wherein the inner wall of the through hole is fixedly provided with a reinforcing pipe (11), two ends of the pipe wall of the reinforcing pipe (11) are fixedly sleeved with annular plates (12), and the annular plates (12) are in contact connection with the outer side wall of the connecting column (7).
5. The device for connecting the steel bar and the anchoring rib at the pile-head section of the solid square pile according to claim 4, wherein the two ends of one side of the annular plate (12) far away from the connecting column (7) are provided with fixing grooves, bolts (13) are arranged in the fixing grooves, and the threaded ends of the bolts (13) penetrate out of the annular plate (12) and are rotationally arranged in the connecting column (7).
6. The device for connecting the steel bar and the anchoring rib at the pile-head section of the solid square pile according to claim 2, wherein the top of the connecting column (7) is provided with a limit groove, the top of the inner wall of the groove is fixedly provided with a limit block (14), and the limit block (14) is inserted into the limit groove.
7. The device for connecting the steel bar and the anchoring rib at the pile head section of the solid square pile according to claim 1, wherein the connecting column (7) and the steel bar (2) are fixedly connected by welding.
8. A device for connecting a steel bar and an anchoring rib at the pile-head section of a solid square pile according to claim 3, characterized in that two connecting blocks (8) are provided with inclined planes at the ends close to each other, and the inclined planes are arranged downwards.
9. The device for connecting the steel bar and the anchoring rib at the pile-head section of the solid square pile according to claim 1, wherein the cross sections of the two clamping blocks (6) are arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310262819.4A CN116065574A (en) | 2023-03-17 | 2023-03-17 | Device for connecting steel bar and anchoring rib at pile head pile cutting position of solid square pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310262819.4A CN116065574A (en) | 2023-03-17 | 2023-03-17 | Device for connecting steel bar and anchoring rib at pile head pile cutting position of solid square pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116065574A true CN116065574A (en) | 2023-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310262819.4A Pending CN116065574A (en) | 2023-03-17 | 2023-03-17 | Device for connecting steel bar and anchoring rib at pile head pile cutting position of solid square pile |
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| CN (1) | CN116065574A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015133720A1 (en) * | 2014-03-05 | 2015-09-11 | (주)센구조연구소 | Pile driving device and pile driving method |
| CN207974106U (en) * | 2017-12-28 | 2018-10-16 | 天津宝丰建材有限公司 | A kind of slip casting connection prestressed concrete uplift pile |
| CN110284496A (en) * | 2019-06-29 | 2019-09-27 | 中国二十二冶集团有限公司 | The stake of precast prestressed concrete staking and pile crown connecting joint structure and construction method |
| CN211571768U (en) * | 2019-10-26 | 2020-09-25 | 江苏瀚龙建材科技有限公司 | Bearing platform anchoring rib fast connected with prestressed pile end plate |
| CN216787111U (en) * | 2021-12-20 | 2022-06-21 | 珠海华发人居生活研究院有限公司 | Anchoring rib connecting structure after prestressed solid square pile end plate is damaged |
-
2023
- 2023-03-17 CN CN202310262819.4A patent/CN116065574A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015133720A1 (en) * | 2014-03-05 | 2015-09-11 | (주)센구조연구소 | Pile driving device and pile driving method |
| CN207974106U (en) * | 2017-12-28 | 2018-10-16 | 天津宝丰建材有限公司 | A kind of slip casting connection prestressed concrete uplift pile |
| CN110284496A (en) * | 2019-06-29 | 2019-09-27 | 中国二十二冶集团有限公司 | The stake of precast prestressed concrete staking and pile crown connecting joint structure and construction method |
| CN211571768U (en) * | 2019-10-26 | 2020-09-25 | 江苏瀚龙建材科技有限公司 | Bearing platform anchoring rib fast connected with prestressed pile end plate |
| CN216787111U (en) * | 2021-12-20 | 2022-06-21 | 珠海华发人居生活研究院有限公司 | Anchoring rib connecting structure after prestressed solid square pile end plate is damaged |
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