CN211368680U - Slurry anchor sleeve type precast pile connecting structure - Google Patents
Slurry anchor sleeve type precast pile connecting structure Download PDFInfo
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- CN211368680U CN211368680U CN201921852595.8U CN201921852595U CN211368680U CN 211368680 U CN211368680 U CN 211368680U CN 201921852595 U CN201921852595 U CN 201921852595U CN 211368680 U CN211368680 U CN 211368680U
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Abstract
The utility model discloses a thick liquid anchor telescopic precast pile connection structure, including upper segment stake, lower segment stake, upper segment stake bottom is equipped with upper segment pile-plate, and lower segment stake top is equipped with lower segment pile-plate, and upper segment pile-plate passes through welded fastening with lower segment pile-plate, including the anchor reinforcing bar, be provided with several upper segment embedded casing along vertical direction in the upper segment stake, set up the preformed hole that feeds through with upper segment embedded casing on the upper segment pile-plate, corresponding slip casting anchor hole has been seted up on lower segment pile-plate and the lower segment stake, anchor reinforcing bar upper portion passes preformed hole and upper segment embedded casing fixed connection, anchor reinforcing bar lower part and slip casting anchor hole grafting cooperation. The utility model provides a can accomplish the load transfer function that the precast pile connects department smoothly effectively, and pass the power system clear and definite, the atress is reasonable, construction convenience's thick liquid anchor sleeve formula precast pile connection structure.
Description
Technical Field
The utility model relates to a pile foundation engineering pile extension field especially relates to a thick liquid anchor sleeve formula precast pile connection structure.
Background
The precast pile has the advantages of stable quality, convenient transportation, high construction speed, good crack resistance, economy, environmental protection and the like, and is greatly developed and widely applied to the pile foundation at present. However, the length of the precast pile is limited due to production, transportation, piling and other conditions, and the splicing of the pile is required at the construction site.
The joint types of the precast pile at present mainly comprise a welding joint and a mechanical joint. The connecting method of the precast pile welding joint is that the precast pile end plates are welded together on site, the connecting strength between precast piles mainly depends on the welding seam connecting strength, the welding seam quality has great influence on the welding seam connecting strength, the discreteness of the welding seam quality is great due to weather and artificial influence on site welding, and the connecting reliability cannot be guaranteed; the connecting method of the mechanical joint of the precast pile is to splice two sections of piles together through a plug-in type mechanical joint or a clamp type mechanical joint, which puts high requirements on the processing precision of a mechanical connecting piece and the production quality of the precast pile, and the situation that the connection is unreliable due to the problems of product quality and precision on site also happens occasionally. Therefore, the precast pile connecting structure which is simple in manufacturing process, convenient to install and reliable in connecting quality is designed, and has important significance in further popularizing the application of the precast pile.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a connect good reliability's thick liquid anchor sleeve formula precast pile connection structure to prior art not enough.
The purpose of the utility model is realized through the following technical scheme: the utility model provides a thick liquid anchor telescopic precast pile connection structure, includes upper segment stake, lower segment stake, upper segment stake bottom is equipped with upper segment pile-plate, and lower segment pile-plate top is equipped with lower segment pile-plate, and upper segment pile-plate passes through welded fastening with lower segment pile-plate, including the anchor reinforcing bar, be provided with several upper segment buried sleeve along vertical direction in the upper segment stake, set up the preformed hole with upper segment buried sleeve intercommunication on the upper segment pile-plate, corresponding slip casting anchor hole has been seted up on lower segment pile-plate and the lower segment stake, anchor reinforcing bar upper portion passes preformed hole and upper segment buried sleeve fixed connection, and the anchor reinforcing bar lower part is pegged graft with the slip casting anchor hole and is cooperated.
Furthermore, a solidified material is poured into the grouting anchoring hole, and the anchoring reinforcing steel bar is bonded with the grouting anchoring hole through the solidified material.
The further solidification material is high-strength cement mortar or epoxy resin.
Further, an anchoring pier head is arranged at the bottom end of the anchoring steel bar.
And further, the upper part of the anchoring steel bar is connected with the upper-section embedded sleeve through threads.
The utility model has the advantages that: the utility model discloses an anchor reinforcing bar upper portion is reliably connected through upper segment pre-buried sheathed tube threaded connection and upper segment stake, and the lower part end is through the downthehole cement mortar that excels in of slip casting anchor and the effective anchor of lower segment stake, and to a great extent has strengthened the wholeness ability that connects the department. The anchor reinforcing bar end of adoption is equipped with the anchor pier nose, has further improved anchor intensity and connection accuracy, and pre-buried sleeve pipe all stretches into pile body certain distance with slip casting anchor hole simultaneously, has guaranteed that the atress of joint department is even, has carried out welded connection in last lower end plate laminating department, has further improved the joint strength who connects.
To sum up, the utility model discloses a thick liquid anchor telescopic connection structure that precast pile provided has good atress performance, and it is clear and definite to pass the power route, and simple and on-the-spot simple to operate of manufacturing process has wide application prospect.
Drawings
Fig. 1 is an exploded view of the precast pile of the present invention;
fig. 2 is the connection schematic diagram of the precast pile of the present invention.
Shown in the figure: an upper pile section 1; a lower pile section 2; an upper pile end plate 3; a lower pile end plate 4; anchoring a steel bar 5; an upper section of embedded sleeve 6; grouting anchoring holes 7; anchoring the pier head 8.
Detailed Description
The embodiment of the utility model provides a: in order to facilitate the pile extension of the precast pile to be constructed on site and ensure the connection quality at the joint, the anchor slurry sleeve type precast pile structure with simple manufacturing process and reliable connection quality is designed, as shown in fig. 1-2, a thick liquid anchor telescopic precast pile connection structure, including upper pile 1, lower pile 2, upper pile 1 bottom is equipped with upper pile end plate 3, lower pile 2 top is equipped with lower pile end plate 4, upper pile end plate 3 passes through welded fastening with lower pile end plate 4, including anchor reinforcing bar 5, be provided with 4 upper embedded sleeve pipes 6 along vertical direction in upper pile 1, set up the preformed hole that communicates with upper embedded sleeve pipe 6 on the upper pile end plate 4, seted up corresponding slip casting anchor hole 7 on lower pile end plate 4 and the lower pile 2, anchor reinforcing bar 5 upper portion passes the preformed hole and upper embedded sleeve pipe 6 fixed connection, anchor reinforcing bar 5 lower part and slip casting anchor hole 7 are pegged graft the cooperation. When the upper pile 1 is poured and manufactured, the four upper embedded sleeves 6 are embedded inside the upper embedded sleeves, the preformed holes in the upper pile end plates 3 are aligned and communicated with the upper embedded sleeves 6, the upper parts of the anchoring reinforcing steel bars 7 penetrate through the preformed holes to be fixedly connected with the upper embedded sleeves 6, the lower parts of the anchoring reinforcing steel bars are inserted into the grouting anchoring holes 7 corresponding to the lower piles 2, the upper piles 1 are aligned and connected with the lower piles 2, then the joints of the upper pile end plates 3 and the lower pile end plates 4 are welded, and the connecting strength of the joints is guaranteed.
The solidification material is poured into the grouting anchor hole 7 preferred in the embodiment, and the anchor steel bar 5 is bonded with the grouting anchor hole 7 through the solidification material. Before the anchoring steel bar 5 is inserted, a solidified material is poured into the grouting anchoring hole 7, and the anchoring steel bar 5 is solidified and bonded after being inserted into the grouting anchoring hole 7, so that the anchoring steel bar 5 is anchored in the lower pile section 2, and the connection strength is further enhanced.
The preferred setting material for this embodiment is high strength cement mortar or epoxy resin.
The preferred anchor reinforcing bar 5 bottom of this embodiment is equipped with anchor pier 8. Anchoring pier head 8 is thicker than anchoring reinforcing bar 5, can be more accurate with slip casting anchor hole 7 grafting improvement connection accuracy to behind the high strength cement mortar solidification, anchoring reinforcing bar 5 is more difficult to follow the separation of slip casting anchor hole 7, further strengthens joint strength.
The upper part of the anchoring steel bar 5 preferred in the embodiment is connected with the upper-section embedded sleeve 6 through threads. The upper portion of the anchoring reinforcing steel bar 5 is provided with an external thread, an internal thread is arranged in the upper embedded sleeve 6, and the upper portion of the anchoring reinforcing steel bar 5 is screwed into the upper embedded sleeve 6, so that the connection is convenient, firm and stable.
Claims (5)
1. The utility model provides a thick liquid anchor telescopic precast pile connection structure, includes upper segment stake, lower section stake, upper segment stake bottom is equipped with upper segment pile-plate, and lower section stake top is equipped with lower section pile-plate, and upper segment pile-plate and lower section pile-plate pass through welded fastening, its characterized in that: including the anchoring reinforcing bar, be provided with several upper segment buried sleeve along vertical direction in the upper segment stake, set up the preformed hole with upper segment buried sleeve intercommunication on the upper segment pile-plate, corresponding slip casting anchor hole has been seted up on lower segment pile-plate and the lower segment stake, anchoring reinforcing bar upper portion passes preformed hole and upper segment buried sleeve fixed connection, and the anchoring reinforcing bar lower part is pegged graft with slip casting anchor hole and is cooperated.
2. The slurry anchor telescopic precast pile connecting structure according to claim 1, wherein: and a solidified material is poured into the grouting anchoring hole, and the anchoring reinforcing steel bar is bonded with the grouting anchoring hole through the solidified material.
3. The slurry anchor telescopic precast pile connecting structure according to claim 2, wherein: the solidification material is high-strength cement mortar or epoxy resin.
4. The slurry anchor telescopic precast pile connecting structure according to claim 1, wherein: and an anchoring pier head is arranged at the bottom end of the anchoring steel bar.
5. A slurry anchor telescopic type precast pile connecting structure according to any one of claims 1 to 4, wherein: and the upper part of the anchoring steel bar is connected with the upper section of embedded sleeve through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921852595.8U CN211368680U (en) | 2019-10-31 | 2019-10-31 | Slurry anchor sleeve type precast pile connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921852595.8U CN211368680U (en) | 2019-10-31 | 2019-10-31 | Slurry anchor sleeve type precast pile connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211368680U true CN211368680U (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921852595.8U Active CN211368680U (en) | 2019-10-31 | 2019-10-31 | Slurry anchor sleeve type precast pile connecting structure |
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| CN (1) | CN211368680U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112779909A (en) * | 2021-01-13 | 2021-05-11 | 中铁十六局集团路桥工程有限公司 | Gunpowder ignition type welding precast pile and welding method thereof |
| CN114718059A (en) * | 2022-05-05 | 2022-07-08 | 广州建筑股份有限公司 | Tubular pile connecting structure and pile splicing method thereof |
-
2019
- 2019-10-31 CN CN201921852595.8U patent/CN211368680U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112779909A (en) * | 2021-01-13 | 2021-05-11 | 中铁十六局集团路桥工程有限公司 | Gunpowder ignition type welding precast pile and welding method thereof |
| CN114718059A (en) * | 2022-05-05 | 2022-07-08 | 广州建筑股份有限公司 | Tubular pile connecting structure and pile splicing method thereof |
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