CN210791482U - Horizontal prefabricated template system of super large diameter UHPC tubular pile - Google Patents
Horizontal prefabricated template system of super large diameter UHPC tubular pile Download PDFInfo
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- CN210791482U CN210791482U CN201921325493.0U CN201921325493U CN210791482U CN 210791482 U CN210791482 U CN 210791482U CN 201921325493 U CN201921325493 U CN 201921325493U CN 210791482 U CN210791482 U CN 210791482U
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Abstract
The utility model discloses a horizontal prefabrication template system of UHPC tubular pile with super large diameter, which comprises an openable template, wherein the openable template comprises an outer mold and an inner mold, and a tubular pile forming space is formed between the outer mold and the inner mold; the outer die comprises a semicircular section, two ends of the semicircular section are respectively and rotatably connected with a first circular arc section and a second circular arc section, and a longitudinal through long groove is formed between the first circular arc section and the second circular arc section; the inner mold comprises a third arc section and a fourth arc section, and the two ends of the third arc section are connected with the fourth arc section through wedge blocks. The utility model discloses can ensure prefabricated quality and efficiency, can reduce the prefabrication cost of production line installation cost and tubular pile, guarantee the safety and the high efficiency of form removal process.
Description
Technical Field
The utility model relates to a civil engineering UHPC tubular pile preparation technical field. More specifically, the utility model relates to a horizontal prefabricated template system of super large diameter UHPC tubular pile.
Background
With the implementation of marine strategies in China and the rapid development of coastal cities, the construction of large structures in the sea is not well done, and the understructure mainly adopts cast-in-situ bored piles and large-diameter steel pipe piles at present. In the open sea environment with high wind and wave, the traditional cast-in-place bored pile has the problems of low work efficiency, large self weight and the like, and although the large-diameter steel pipe pile can improve the construction efficiency, the large-diameter steel pipe pile has high manufacturing cost, long-term corrosion resistance protection is required, and the economy is poor.
The maximum diameter of the domestic centrifugal PHC tubular pile is only 1.4m, the bearing capacity of the centrifugal PHC tubular pile is far lower than that of a steel pipe pile with the same diameter, and the requirement of a large-scale structure on the bearing capacity of a foundation is difficult to meet. In order to realize efficient, economic and durable construction of large structures in marine environments, development of a large-diameter tubular pile with high bearing capacity, high durability, high hammering resistance and high economical efficiency is urgently needed.
Ultra-high performance concrete (UHPC for short) is a novel cement-based material with high strength, high toughness and excellent durability. UHPC is applied to prefabrication of the tubular pile with the ultra-large diameter, so that a novel pile foundation structure with both bearing capacity and durability can be obtained, and the novel pile foundation structure has a good application prospect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a but reduction production line input cost and prefabricated cost ensure the prefabricated template system of super large diameter UHPC tubular pile level of prefabrication efficiency and quality.
To achieve these objects and other advantages in accordance with the present invention, there is provided a horizontal prefabrication formwork system for UHPC pipe piles with ultra-large diameter, comprising an openable formwork, the openable formwork comprising an outer formwork and an inner formwork, a pipe pile forming space being formed between the outer formwork and the inner formwork; the outer die comprises a semicircular section, two ends of the semicircular section are respectively and rotatably connected with a first circular arc section and a second circular arc section, and a longitudinal through long groove is formed between the first circular arc section and the second circular arc section; the inner mold comprises a third arc section and a fourth arc section, and the two ends of the third arc section are connected with the fourth arc section through wedge blocks.
Preferably, the openable template further comprises a permeable template cloth, and the permeable template cloth is adhered to the lower part of the outer side of the inner mold and the upper part of the inner side of the outer mold.
Preferably, the formwork system further comprises a formwork stripping device, the formwork stripping device comprises a cross beam and jacking devices arranged at the lower ends of two sides of the cross beam, a plurality of open grooves are formed in the upper end face of the cross beam, and convex blocks are arranged in the open grooves to fix the openable formwork.
Preferably, the first circular arc section and the second circular arc section are symmetrically hinged at two ends of the semicircular section.
Preferably, the third arc segment and the fourth arc segment are symmetrically arranged relative to the wedge-shaped block.
Preferably, the outer and inner dies are concentrically arranged and connected by end plates.
The utility model discloses at least, include following beneficial effect:
1. this horizontal prefabricated template system adopts template and the form removal device that can open and shut to carry out the prefabrication of super large diameter UHPC tubular pile, and the circular-arc segmentation design of the template that can open and shut is constituteed and can be made things convenient for going on of follow-up form removal process, and the form removal process is safe high-efficient, and the space between interior mould and the external mold also is applicable to the cloth and the vibration of concrete.
2. The permeable template cloth of the openable template can adsorb bubbles and bleeding on the surface of the UHPC after vibration, improve the apparent mass and improve the durability.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic structural view of the openable template when the mold is opened;
FIG. 2 is a schematic structural view of the openable template during mold assembly;
fig. 3 is the utility model discloses super large diameter UHPC tubular pile horizontal prefabrication template system's schematic structure.
In the figure: 1-external mold; 2-an inner mold; 3-permeable template cloth; 4-a semicircular section; 5-a first arc segment; 6-a second arc segment; 7-longitudinal through-slot; 8-a third arc segment; 9-a fourth arc segment; 10-a wedge-shaped block; 11-a cross beam; 12-a jacking device; 13-open slots; 14-a bump; 15-UHPC.
Detailed Description
The present invention is further described in detail below with reference to examples so that those skilled in the art can implement the invention with reference to the description.
It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials, if not otherwise specified, are commercially available; in the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
As shown in fig. 1-2, the utility model provides a horizontal prefabricated template system of ultra large diameter UHPC tubular pile, including the template that can open and shut. The openable die plate comprises an outer die 1 and an inner die 2, a tubular pile forming space is formed between the outer die 1 and the inner die 2, the outer die 1 comprises a semicircular section 4, two ends of the semicircular section 4 are respectively and rotatably connected with a first arc section 5 and a second arc section 6, a longitudinal through long groove 7 is arranged between the first arc section 5 and the second arc section 6, and the longitudinal through long groove 7 is used for exhausting. In this embodiment, semicircle section 4 opening upwards sets up, and first circular arc section 5 and the articulated both ends that set up at semicircle section 4 of second circular arc section 6 symmetry are for example connected together through hinge or hinge.
The inner mold 2 comprises a third arc segment 8 and a fourth arc segment 9, and the two ends of the third arc segment 8 are connected with the fourth arc segment 9 through wedge blocks 10. In this embodiment, third circular arc section 8 and fourth circular arc section 9 set up for wedge 10 bilateral symmetry, and third circular arc section and wedge, fourth circular arc section and wedge all are in the same place through bolted connection for centre form 2 wholly forms a whole circle, and the wedge 10 that sets up is convenient for centre form 2's quick die assembling and quick form removal.
The openable template further comprises water permeable template cloth 3, the water permeable template cloth 3 is adhered to the lower portion of the outer side of the inner mold 2 and the upper portion of the inner side of the outer mold 1, the water permeable template cloth 3 can be used in a circulating mode, bubbles and bleeding on the surface of the UHPC after vibration are absorbed, apparent quality is improved, and durability is improved.
The outer die 1 and the inner die 2 are concentrically arranged and connected through end plates.
As shown in fig. 3, the horizontal prefabricated formwork system for the UHPC pipe pile with the ultra-large diameter further comprises a formwork removing device for removing the openable formwork after maintenance and forming of the pipe pile, wherein the formwork removing device comprises a cross beam 11 and jacking devices 12 arranged at the lower ends of two sides of the cross beam 11, the jacking devices 12 can be conventional tools such as jacks, a plurality of open grooves 13 are formed in the upper end face of the cross beam 11, protruding blocks 14 are arranged in the open grooves 13, and the openable formwork to be removed is placed between the adjacent open grooves 13 to fix the openable formwork to keep the stability of the openable formwork.
When the UHPC tubular pile with the ultra-large diameter is produced, the inner die 2 and the outer die 1 are arranged in sections and are very easy to assemble, the space between the inner die 2 and the outer die 1 is used for pouring, maintaining and forming the UHPC tubular pile, the longitudinal through long groove 7 arranged on the outer die 1 is used for ventilating, and the water-permeable template cloth 3 arranged on the lower part of the outer side of the inner die 2 and the upper part of the inner side of the outer die 1 can absorb bubbles and bleeding on the surface of the UHPC after vibration, so that the apparent quality is improved, the durability is improved, and the later-stage mould removal is also convenient. After concrete is cured, the openable template and the tubular pile are placed on the form removing device, and due to the fact that the weight of the openable template and the tubular pile is heavy, the openable template and the tubular pile are lifted by the lifting device 12, the beam 11 is lifted to enable the openable template and the tubular pile to slowly rotate, all parts of the openable template are detached, and the openable template and the tubular pile are safe and efficient. The utility model discloses a prefabricated template system of super large diameter UHPC tubular pile level can reduce the prefabrication cost of production line installation cost and tubular pile, ensures prefabrication quality and efficiency simultaneously, possesses good application prospect.
While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields suitable for the invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details and embodiments shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (6)
1. A horizontal prefabrication template system for an ultra-large diameter UHPC pipe pile is characterized by comprising an openable template, wherein the openable template comprises an outer mold and an inner mold, and a pipe pile forming space is formed between the outer mold and the inner mold; the outer die comprises a semicircular section, two ends of the semicircular section are respectively and rotatably connected with a first circular arc section and a second circular arc section, and a longitudinal through long groove is formed between the first circular arc section and the second circular arc section; the inner mold comprises a third arc section and a fourth arc section, and the two ends of the third arc section are connected with the fourth arc section through wedge blocks.
2. The horizontal prefabricated formwork system for the ultra-large-diameter UHPC pipe pile as recited in claim 1, wherein the openable formwork further comprises a permeable formwork cloth, and the permeable formwork cloth is adhered to the lower part of the outer side of the inner die and the upper part of the inner side of the outer die.
3. The horizontal prefabricated formwork system for the ultra-large-diameter UHPC pipe pile as claimed in claim 1, further comprising a formwork stripping device, wherein the formwork stripping device comprises a cross beam and jacking devices arranged at the lower ends of two sides of the cross beam, the upper end surface of the cross beam is provided with a plurality of open grooves, and the open grooves are internally provided with lugs for fixing the openable formwork.
4. The horizontal prefabrication formwork system of ultra-large diameter UHPC pipe pile according to claim 1 or 2, characterized in that the first circular arc section and the second circular arc section are symmetrically hinged at two ends of the semicircular section.
5. The horizontal prefabricated template system of the ultra-large-diameter UHPC pipe pile as recited in claim 1 or 2, wherein the third circular arc section and the fourth circular arc section are symmetrically arranged relative to the wedge-shaped block.
6. The horizontal prefabricated formwork system for the ultra-large-diameter UHPC pipe pile as claimed in claim 1 or 2, wherein the outer die and the inner die are concentrically arranged and connected through an end plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921325493.0U CN210791482U (en) | 2019-08-15 | 2019-08-15 | Horizontal prefabricated template system of super large diameter UHPC tubular pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921325493.0U CN210791482U (en) | 2019-08-15 | 2019-08-15 | Horizontal prefabricated template system of super large diameter UHPC tubular pile |
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| CN210791482U true CN210791482U (en) | 2020-06-19 |
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| CN201921325493.0U Active CN210791482U (en) | 2019-08-15 | 2019-08-15 | Horizontal prefabricated template system of super large diameter UHPC tubular pile |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110524714A (en) * | 2019-08-15 | 2019-12-03 | 中交第二航务工程局有限公司 | A kind of super-large diameter UHPC tubular pole production technology and horizontal prefab-form system |
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2019
- 2019-08-15 CN CN201921325493.0U patent/CN210791482U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110524714A (en) * | 2019-08-15 | 2019-12-03 | 中交第二航务工程局有限公司 | A kind of super-large diameter UHPC tubular pole production technology and horizontal prefab-form system |
| CN110524714B (en) * | 2019-08-15 | 2024-06-14 | 中交第二航务工程局有限公司 | Ultra-large diameter UHPC pipe pile production process and horizontal prefabricated template system |
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