CN214245329U - Semi-assembled combined pier adopting ribbed template - Google Patents
Semi-assembled combined pier adopting ribbed template Download PDFInfo
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- CN214245329U CN214245329U CN202022599398.9U CN202022599398U CN214245329U CN 214245329 U CN214245329 U CN 214245329U CN 202022599398 U CN202022599398 U CN 202022599398U CN 214245329 U CN214245329 U CN 214245329U
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Abstract
The utility model relates to the technical field of bridge engineering, in particular to a semi-assembled combined pier adopting ribbed templates, which comprises a bearing platform and a plurality of prefabricated templates, wherein the bearing platform is fixed on an installation surface, the prefabricated templates are hollow and cylindrical with openings at two ends, and the prefabricated templates are sequentially stacked and vertically installed on the bearing platform; a plurality of fixed end anchors are arranged in the bearing platform; a plurality of prestress connectors are arranged in the prefabricated template; a plurality of tensioning end anchors are arranged in the prefabricated template; the prefabricated templates and the adjacent prefabricated templates are connected through the prestress connectors by anchor cables; and the bearing platform is connected with the fixed end anchorage and the tensioning end anchorage through two ends of the anchor cable respectively and is connected with the prefabricated template. The utility model discloses an in order to realize being connected cushion cap and prefabricated template and between at prestressing force connector, stiff end ground tackle and stretch-draw end ground tackle, improve the joint strength and each item mechanical characteristic of cushion cap and prefabricated template combination.
Description
Technical Field
The utility model relates to a bridge engineering technical field, in particular to adopt half assembled combination pier of ribbed template.
Background
A large number of prefabricated templates need be installed and demolishd in traditional cast-in-place pier work progress to because the work progress is subject to the pier height under general condition, need carry out the gradual pouring to higher pier segmentation usually, and then lead to the loaded down with trivial details and slow scheduling problem of construction progress of whole work progress.
In addition, if the full-section prefabricated assembled pier is adopted for construction, due to the problems of large hoisting weight, poor shearing resistance of the spliced part and the like, and the requirements of adopting temporary supporting measures, maintaining high precision and the like in the installation process, the construction requirement is higher, and meanwhile, the cost generated in the whole construction process is higher.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problems that: the semi-assembled combined pier is high in connection strength and construction efficiency and adopts the ribbed template.
In order to solve the technical problem, the utility model discloses a technical scheme be: a semi-assembled combined pier adopting ribbed templates is fixed on an installation surface and comprises a bearing platform and a plurality of prefabricated templates, wherein the bearing platform is fixed on the installation surface, the prefabricated templates are hollow and cylindrical, two ends of each prefabricated template are provided with openings, the prefabricated templates are sequentially stacked and vertically installed on the bearing platform, and the combined pier further comprises anchor cables;
a plurality of fixed end anchors are arranged in the bearing platform;
a plurality of prestress connectors are arranged in the prefabricated template;
a plurality of anchorage devices at the tensioning ends are arranged at the upper ends of the prefabricated templates;
the prefabricated templates and the adjacent prefabricated templates are connected through the prestress connectors by anchor cables;
and the bearing platform is connected with a fixed end anchorage device and a stretching end anchorage device through two ends of the anchor cable and is connected with the prefabricated template.
Wherein, prefabricated template includes a plurality of ribs, the rib is vertical and circumference equidistance sets up on prefabricated template's internal diameter.
The bearing platform further comprises a plurality of first corrugated pipes and prefabricated bridge piers;
the first corrugated pipe is vertically arranged in the bearing platform, and the fixed end anchorage device is arranged in the length direction of the first corrugated pipe;
the prefabricated pier is fixed on the upper surface of the bearing platform, the upper surface of the prefabricated pier is vertically connected with the lower end of the prefabricated formwork, and a mortar layer is arranged between the prefabricated pier and the prefabricated formwork.
The prefabricated formwork comprises a shell, longitudinal bars, stirrups, a plurality of preformed holes, a plurality of second corrugated pipes and a plurality of fixed steel bars;
the longitudinal bars and the stirrups are both arranged in the shell;
the preformed hole is vertical and penetrates through the rib, the second corrugated pipe is arranged in the preformed hole, and the prestress connector is arranged at the upper end of the second corrugated pipe;
and fixed steel bars are arranged on the outer side of the second corrugated pipe and are arranged in the length direction of the second corrugated pipe in parallel.
And the tensioning end anchorage device is arranged at the upper end of the second corrugated pipe in the prefabricated template.
The bearing platform and the prefabricated template are spliced and fixed through the upper end of the first corrugated pipe and the lower end of the second corrugated pipe;
the prefabricated template and the adjacent prefabricated template are spliced and fixed through the upper end of the second corrugated pipe and the lower end of the corresponding second corrugated pipe.
The anchor cable is arranged in the first corrugated pipe and the second corrugated pipe.
And a plurality of slurry inlets are formed on the connecting surface of the prefabricated template and the adjacent prefabricated template, the slurry inlets are communicated with the second corrugated pipe, and mortar layers are arranged in the second corrugated pipe and the first corrugated pipe.
The prefabricated pier is characterized by further comprising a plurality of steel plates and a plurality of high-strength bolts, wherein the steel plates are arranged at the joint of the prefabricated template and the adjacent prefabricated template and the joint of the prefabricated template and the prefabricated pier, and the steel plates and the adjacent steel plates are fixed through the high-strength bolts.
Wherein, the material of prefabricated template is ultra high performance concrete.
The beneficial effects of the utility model reside in that:
(1) the prefabricated formworks are prefabricated uniformly, and the prefabricated formworks do not need to be dismantled after construction, so that the construction efficiency is high;
(2) the prefabricated template is internally provided with ribs and can be better connected with post-poured concrete to bear load together;
(3) compared with other segment connection modes, the strength of the prefabricated template and the adjacent prefabricated template as well as the prefabricated template and the bearing platform are higher by adopting the prestress connectors and the anchor cables, and the shearing resistance, the crack resistance and the self-resetting capability of the assembled pier are improved.
Drawings
Fig. 1 is a front view of a composite pier according to an embodiment of the present invention;
fig. 2 is a top view of a composite pier according to an embodiment of the present invention;
fig. 3 is a cross-sectional view taken at a-a in fig. 2.
Description of reference numerals: 1. a bearing platform; 2. prefabricating a template; 3. a first bellows; 4. a mortar layer; 5. a second bellows; 6. casting concrete in situ; 7. an anchor cable; 8. a fixed end anchorage device; 9. a pre-stress connector; 10. a tension end anchorage; 11. a pulp inlet; 12. longitudinal ribs; 13. fixing the steel bars; 14. hooping; 15. a steel plate; 16. high-strength bolt.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The utility model discloses the most crucial design lies in: the prefabricated templates and the adjacent prefabricated templates as well as the prefabricated templates and the bearing platform are fixed through the combination of the anchor cables, the prestress connectors, the fixed-end anchors and the tensioning-end anchors, and mortar layers are arranged in the first corrugated pipes and the second corrugated pipes to improve the connection strength, shearing resistance and crack resistance of the combined pier.
Referring to fig. 1 to 3, the present invention relates to a semi-assembled composite pier using ribbed formworks, wherein the composite pier is fixed on a mounting surface, and comprises a bearing platform 1 and a plurality of prefabricated formworks 2, the bearing platform 1 is fixed on the mounting surface, the prefabricated formworks 2 are hollow and cylindrical, both ends of the prefabricated formworks are open, the prefabricated formworks 2 are sequentially stacked and vertically mounted on the bearing platform 1, and the composite pier further comprises anchor cables 7;
a plurality of fixed end anchors 8 are arranged in the bearing platform 1;
a plurality of prestress connectors 9 are arranged in the prefabricated template 2;
a plurality of tensioning end anchors 10 are arranged at the upper end of the prefabricated template 2;
the prefabricated templates 2 and the adjacent prefabricated templates 2 are connected through anchor cables 7 penetrating through prestress connectors 9;
the bearing platform 1 is connected with a fixed end anchorage device 8 and an tensioning end anchorage device 10 through two ends of an anchor cable 7 respectively and is connected with the prefabricated template 2.
Specifically, the utility model discloses a theory of operation does: the prefabricated template 2 is placed on the bearing platform 1, the lower end of the anchor rope 7 is connected with a fixed-end anchorage device 8 which is pre-buried in the bearing platform 1, the upper end of the anchor rope 7 penetrates through an tensioning-end anchorage device 10 which is arranged in the prefabricated template 2 to realize the connection of the bearing platform 1 and the prefabricated template 2, and meanwhile, the upper end of the anchor rope 7 penetrates through a prestress connector 9 of the adjacent prefabricated template 2 to realize the laminated connection of the prefabricated template 2 and the adjacent prefabricated template 2. More specifically, the anchor cable 7 comprises a guide head, an anchoring sleeve and a steel strand bundle, wherein the guide head and the anchoring sleeve penetrate through the prestress connector 9 and are connected with a fixed-end anchorage 8 in the bearing platform 1, and the steel strand bundle at the other end penetrates through or is connected with a tensioning-end anchorage 10 from another prestress connector 9 of an adjacent template so as to realize the relative fixation of the prefabricated template 2 and the adjacent prefabricated template 2 or the prefabricated template 2 and the bearing platform 1; after the fixed connection, the cast-in-place concrete 6 is poured into the prefabricated template 2 to complete the cast-in-place process of the pier.
From the above description, the beneficial effects of the present invention are: by adopting the prestress connector 9 and the anchor cable 7 to connect the prefabricated template 2 with the adjacent prefabricated template 2 and connect the prefabricated template 2 with the bearing platform 1, compared with other segment connection modes, the strength is higher, and the shearing resistance, the crack resistance and the self-resetting capability of the assembled pier are improved.
Further, prefabricated template 2 includes a plurality of ribs, the rib is vertical and the circumference equidistance sets up on prefabricated template 2's internal diameter.
From the above description, the prefabricated form 2 has ribs inside, which can better connect with the post-poured concrete and bear the load together.
Further, the bearing platform 1 further comprises a plurality of first corrugated pipes 3 and prefabricated bridge piers;
the first corrugated pipe 3 is vertically arranged in the bearing platform 1, and the fixed end anchorage device 8 is arranged in the length direction of the first corrugated pipe 3;
the prefabricated pier is fixed on the upper surface of the bearing platform 1, the upper surface of the prefabricated pier is vertically connected with the lower end of the prefabricated formwork 2, and a mortar layer 4 is arranged between the prefabricated pier and the prefabricated formwork 2.
As can be seen from the above description, specifically, the mortar layer 4 is firstly coated on the prefabricated pier, and the prefabricated formwork 2 is vertically set on the prefabricated pier, so as to achieve adhesion between the prefabricated formwork 2 and the prefabricated pier and leveling between the prefabricated formwork 2 and the prefabricated pier.
Further, the prefabricated formwork 2 comprises a shell, longitudinal bars 12, stirrups 14, a plurality of preformed holes, a plurality of second corrugated pipes 5 and a plurality of fixing steel bars 13;
the longitudinal ribs 12 and the stirrups 14 are arranged in the shell;
the preformed hole is vertical and is arranged on the rib in a penetrating mode, the second corrugated pipe 5 is arranged in the preformed hole, and the prestress connector 9 is arranged at the upper end of the second corrugated pipe 5;
and fixed steel bars 13 are arranged on the outer side of the second corrugated pipe 5, and the fixed steel bars 13 are arranged in the length direction of the second corrugated pipe 5 in parallel.
As can be seen from the above description, the longitudinal ribs 12 and the stirrups 14 are disposed in the housing to improve various mechanical properties of the housing, meanwhile, the preformed holes are disposed in the housing to mount the second corrugated pipe 5 in the preformed holes, the prestressing connector 9 is mounted at the upper end of the second corrugated pipe 5, and the connecting end of the prestressing connector 9 is communicated with the second corrugated pipe 5 to realize that the anchor cables 7 penetrate through the prestressing connector 9 in the second corrugated pipe 5 to connect the prefabricated template 2 with the adjacent prefabricated template 2; while the outside of the second bellows 5 is provided with fixation bars 13 to enable the positioning of the second bellows 5.
Further, the tensioning end anchorage 10 is arranged at the upper end of the second corrugated pipe 5 in the prefabricated formwork 2.
As can be seen from the above description, when a plurality of prefabricated formworks 2 are stacked and installed to a preset height, the upper end of the second corrugated pipe 5 of the uppermost prefabricated formwork 2 is provided with an anchorage device 10 at an tensioning end, so as to fix the whole prefabricated formwork 2 assembly to the bearing platform 1. Specifically, the prefabricated template 2 and the adjacent prefabricated template 2 are fixed through the anchor cable 7, and meanwhile, two ends of the anchor cable 7 are respectively connected with the fixed-end anchorage device 8 in the bearing platform 1 and the tensioning-end anchorage device 10 in the uppermost prefabricated template 2 so as to finally realize the relative fixation of the prefabricated template 2 combination and the bearing platform 1.
Preferably, mortar is poured into the sealing groove at the upper end of the tension end anchorage 10 to seal the anchor.
Further, the bearing platform 1 and the prefabricated template 2 are spliced and fixed through the upper end of the first corrugated pipe 3 and the lower end of the second corrugated pipe 5;
the prefabricated templates 2 and the adjacent prefabricated templates 2 are spliced and fixed with the lower ends of the corresponding second corrugated pipes 5 through the upper ends of the second corrugated pipes 5.
As can be seen from the above description, in the installation process, the prefabricated formwork 2 and the bearing platform 1 are relatively positioned by correspondingly splicing the upper end of the first corrugated pipe 3 and the lower end of the second corrugated pipe 5; the upper end of the second corrugated pipe 5 is spliced with the lower end of the adjacent second corrugated pipe 5 to realize the relative positioning between the prefabricated template 2 and the adjacent prefabricated template 2.
Further, the anchor cable 7 is disposed in the first bellows 3 and the second bellows 5.
Furthermore, a plurality of slurry inlets 11 are formed on the connecting surface of the prefabricated formwork 2 and the adjacent prefabricated formwork 2, the slurry inlets 11 are communicated with the second corrugated pipe 5, and a mortar layer 4 is arranged in the second corrugated pipe 5 and the first corrugated pipe 3.
As can be seen from the above description, when the bearing platform 1 and the prefabricated form 2 are positioned and connected to each other by the anchor cables 7, the grout is injected into the second corrugated pipe 5 through the grout inlet 11, and at the same time, the second corrugated pipe 5 is spliced with the first corrugated pipe 3 and communicated with the first corrugated pipe 3 to form the grout layer 4 in the second corrugated pipe 5 and the first corrugated pipe 3, so that the connectivity between the bearing platform 1 and the prefabricated form 2 and between the prefabricated form 2 and the adjacent prefabricated form 2 is further improved.
The mortar layer 4 is made of ultra-high performance mortar.
Further, still include a plurality of steel sheets 15 and a plurality of high strength bolt 16, steel sheet 15 sets up in the junction of prefabricated template 2 and adjacent prefabricated template 2 and the junction of prefabricated template 2 and prefabricated pier, it is fixed mutually through high strength bolt 16 between steel sheet 15 and the adjacent steel sheet 15.
It should be noted that, the steel plate 15 is arranged at the joint of the prefabricated formwork 2 and the adjacent prefabricated formwork 2, and the joint of the prefabricated formwork 2 and the bearing platform 1 is fixed by the high-strength bolt 16, so that the prefabricated formwork 2 is prevented from inclining in the cast-in-place process, meanwhile, the steel plate 15 and the high-strength bolt 16 are good in fixing performance, more support measures are not needed to be set up, and the construction efficiency is improved.
Further, the prefabricated formwork 2 is made of ultra-high performance concrete.
As can be seen from the above description, the prefabricated form 2 is made of ultra-high performance concrete, and the prefabricated form 2 does not need to be disassembled after the cast-in-place is completed, so that various mechanical properties of the combined pier are improved, and the interior of the prefabricated form can be filled with common concrete, so that compared with common reinforced concrete with a full section, the combined pier has higher strength and lower construction cost.
To sum up, the beneficial effects of the utility model reside in that: the RUHPC template (the ribbed ultra-high performance concrete template) is prefabricated uniformly, and after the RUHPC template is installed, the internal concrete of the whole section can be poured, so that the construction efficiency is high; the steel plate 15 and the high-strength bolts 16 can restrain the lower-section RUHPC template, so that the lower-section prefabricated RUHPC template is prevented from inclining laterally, more supporting measures are not required to be built, and the construction efficiency is improved; the prefabricated template 2 is made of RUPHC, and common concrete is filled in the prefabricated template, so that compared with common reinforced concrete with a full section, the pier is higher in strength; the RUHPC template is internally provided with ribs and can be better connected with post-poured concrete to bear load together; the prestress connector 9 is adopted to connect the segments, and compared with other segment connection modes, the strength is higher, and the shearing resistance, the crack resistance and the self-resetting capability of the assembled pier are improved.
Referring to fig. 1 to 3, a first embodiment of the present invention is:
a semi-assembled combined pier adopting ribbed templates is fixed on an installation surface and comprises a bearing platform 1 and a plurality of prefabricated templates 2, wherein the bearing platform 1 is fixed on the installation surface, the prefabricated templates 2 are hollow and cylindrical, two ends of each prefabricated template are opened, the prefabricated templates 2 are sequentially stacked and vertically installed on the bearing platform 1, and the semi-assembled combined pier further comprises anchor cables 7;
a plurality of fixed end anchors 8 are arranged in the bearing platform 1;
a plurality of prestress connectors 9 are arranged in the prefabricated template 2;
a plurality of tensioning end anchors 10 are arranged at the upper end of the prefabricated template 2;
the prefabricated templates 2 and the adjacent prefabricated templates 2 are connected through anchor cables 7 penetrating through prestress connectors 9;
the bearing platform 1 is connected with a fixed end anchorage device 8 and a tensioning end anchorage device 10 through two ends of an anchor rope 7 and is connected with the prefabricated template 2.
The prefabricated template 2 comprises a plurality of ribs which are vertically arranged on the inner diameter of the prefabricated template 2 at equal intervals in the circumferential direction;
the bearing platform 1 further comprises a plurality of first corrugated pipes 3 and prefabricated bridge piers;
the first corrugated pipe 3 is vertically arranged in the bearing platform 1, and the fixed end anchorage device 8 is arranged in the length direction of the first corrugated pipe 3;
the prefabricated bridge pier is fixed on the upper surface of the bearing platform 1, the upper surface of the prefabricated bridge pier is vertically connected with the lower end of the prefabricated formwork 2, and a mortar layer 4 is arranged between the prefabricated bridge pier and the prefabricated formwork 2;
the prefabricated formwork 2 comprises a shell, longitudinal bars 12, stirrups 14, a plurality of preformed holes, a plurality of second corrugated pipes 5 and a plurality of fixed steel bars 13;
the longitudinal ribs 12 and the stirrups 14 are arranged in the shell;
the preformed hole is vertical and is arranged on the rib in a penetrating mode, the second corrugated pipe 5 is arranged in the preformed hole, and the prestress connector 9 is arranged at the upper end of the second corrugated pipe 5;
the outer side of the second corrugated pipe 5 is provided with fixed steel bars 13, and the fixed steel bars 13 are arranged in parallel in the length direction of the second corrugated pipe 5;
the tensioning end anchorage 10 is arranged at the upper end of the second corrugated pipe 5 in the prefabricated template 2.
The bearing platform 1 and the prefabricated template 2 are spliced and fixed through the upper end of the first corrugated pipe 3 and the lower end of the second corrugated pipe 5;
the prefabricated template 2 and the adjacent prefabricated template 2 are spliced and fixed with the lower end of the corresponding second corrugated pipe 5 through the upper end of the second corrugated pipe 5;
the anchor cable 7 is arranged in the first corrugated pipe 3 and the second corrugated pipe 5;
a plurality of slurry inlets 11 are formed on the connecting surface of the prefabricated template 2 and the adjacent prefabricated template 2, the slurry inlets 11 are communicated with the second corrugated pipe 5, and mortar layers 4 are arranged in the second corrugated pipe 5 and the first corrugated pipe 3;
the prefabricated pier structure is characterized by further comprising a plurality of steel plates 15 and a plurality of high-strength bolts 16, wherein the steel plates 15 are arranged at the connection position of the prefabricated formwork 2 and the adjacent prefabricated formwork 2 and the connection position of the prefabricated formwork 2 and the prefabricated pier, and the steel plates 15 and the adjacent steel plates 15 are fixed through the high-strength bolts 16;
the prefabricated formwork 2 is made of ultra-high performance concrete.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (10)
1. A semi-assembled combined pier adopting ribbed templates is fixed on a mounting surface and comprises a bearing platform and a plurality of prefabricated templates, wherein the bearing platform is fixed on the mounting surface;
a plurality of fixed end anchors are arranged in the bearing platform;
a plurality of prestress connectors are arranged in the prefabricated template;
a plurality of tensioning end anchors are arranged in the prefabricated template;
the prefabricated templates and the adjacent prefabricated templates are connected through the prestress connectors by anchor cables;
and the bearing platform is connected with the fixed end anchorage and the tensioning end anchorage through two ends of the anchor cable respectively and is connected with the prefabricated template.
2. The semi-fabricated composite pier adopting the ribbed template as claimed in claim 1, wherein the prefabricated template comprises a plurality of ribs, and the ribs are vertically and circumferentially arranged on the inner diameter of the prefabricated template at equal intervals.
3. The semi-fabricated composite pier adopting the ribbed formwork of claim 2, wherein the cap further comprises a plurality of first bellows and prefabricated piers;
the first corrugated pipe is vertically arranged in the bearing platform, and the fixed end anchorage device is arranged in the length direction of the first corrugated pipe;
the prefabricated pier is fixed on the upper surface of the bearing platform, the upper surface of the prefabricated pier is vertically connected with the lower end of the prefabricated formwork, and a mortar layer is arranged between the prefabricated pier and the prefabricated formwork.
4. The semi-fabricated composite pier adopting the ribbed template according to claim 3, wherein the prefabricated template comprises a shell, longitudinal bars, stirrups, a plurality of reserved holes, a plurality of second corrugated pipes and a plurality of fixed steel bars;
the longitudinal bars and the stirrups are both arranged in the shell;
the preformed hole is vertical and penetrates through the rib, the second corrugated pipe is arranged in the preformed hole, and the prestress connector is arranged at the upper end of the second corrugated pipe;
and fixed steel bars are arranged on the outer side of the second corrugated pipe and are arranged in the length direction of the second corrugated pipe in parallel.
5. The semi-fabricated composite pier adopting the ribbed template as set forth in claim 4, wherein the tension end anchorage is provided at an upper end of the second bellows in the prefabricated template.
6. The semi-fabricated composite pier adopting the ribbed template as claimed in claim 5, wherein the bearing platform and the prefabricated template are spliced and fixed through the upper end of the first corrugated pipe and the lower end of the second corrugated pipe;
the prefabricated template and the adjacent prefabricated template are spliced and fixed through the upper end of the second corrugated pipe and the lower end of the corresponding second corrugated pipe.
7. The semi-fabricated composite pier using the ribbed template as claimed in claim 6, wherein the anchor cables are disposed in the first bellows and the second bellows.
8. The semi-fabricated composite pier adopting the ribbed formworks, according to claim 6, wherein a plurality of grout inlets are formed on the connection surfaces of the prefabricated formworks and the adjacent prefabricated formworks, the grout inlets are communicated with the second corrugated pipes, and mortar layers are arranged in the second corrugated pipes and the first corrugated pipes.
9. The semi-fabricated combined pier adopting the ribbed formworks as claimed in claim 8, further comprising a plurality of steel plates and a plurality of high-strength bolts, wherein the steel plates are arranged at the joints of the prefabricated formworks and the adjacent prefabricated formworks and the joints of the prefabricated formworks and the prefabricated pier, and the steel plates and the adjacent steel plates are fixed through the high-strength bolts.
10. The semi-fabricated composite pier adopting the ribbed formworks as claimed in any one of claims 1 to 9, wherein the prefabricated formworks are made of ultra-high performance concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022599398.9U CN214245329U (en) | 2020-11-11 | 2020-11-11 | Semi-assembled combined pier adopting ribbed template |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022599398.9U CN214245329U (en) | 2020-11-11 | 2020-11-11 | Semi-assembled combined pier adopting ribbed template |
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| Publication Number | Publication Date |
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| CN214245329U true CN214245329U (en) | 2021-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022599398.9U Active CN214245329U (en) | 2020-11-11 | 2020-11-11 | Semi-assembled combined pier adopting ribbed template |
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| CN (1) | CN214245329U (en) |
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