CN217711099U - Prefabricated post structure convenient to high-efficient connection - Google Patents
Prefabricated post structure convenient to high-efficient connection Download PDFInfo
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- CN217711099U CN217711099U CN202221203589.1U CN202221203589U CN217711099U CN 217711099 U CN217711099 U CN 217711099U CN 202221203589 U CN202221203589 U CN 202221203589U CN 217711099 U CN217711099 U CN 217711099U
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Abstract
The utility model discloses a prefabricated post structure convenient to high-efficient connection, including prefabricated post in lower part and the prefabricated post in upper portion, pre-buried lower part reservation reinforcing bar that has in the prefabricated post in lower part, pre-buried upper portion reservation reinforcing bar that has in the prefabricated post in upper portion and reserves the reinforcing bar and correspond with the lower part, reserve reinforcing bar lower extreme fixedly connected with grout sleeve in upper portion, seted up the grout hole respectively on grout sleeve's lateral wall upper portion and lower part, locate fixedly connected with at the grout hole and stretch out the transparent PVC pipe of L type of prefabricated post side in upper portion, be provided with the horn mouth structure in the bottom of the prefabricated post in upper portion. The utility model discloses according to the characteristics of prefabricated post construction, the mode that adopts the location steel sheet has improved the rate of accuracy when reserving the steel bar connection, sets up the grout pipe at prefabricated post middle part the mode concentrate the grout, replaces the mode of the single sleeve grout of tradition, has reduced the field operation process, has improved the construction efficiency.
Description
Technical Field
The utility model relates to a prefabricated post structure convenient to high-efficient connection belongs to major structure assembled construction technical field.
Background
As the assembly type buildings are gradually popularized and applied in various places, the development of the assembly type buildings has become a necessary trend. The assembled split frame structure has the advantages of good component quality, construction period and cost saving, energy conservation, environmental protection and the like, but more connecting nodes exist, and the common connecting mode of the prefabricated columns is sleeve grouting connection. When the prefabricated column is constructed, the prefabricated column is hoisted and then aligned with the reserved steel bars, the vertical adjustment of the prefabricated column is carried out after the inclined struts are fixed, the bottom of the prefabricated column and the gap of the floor surface are sealed by adopting the sitting slurry, and then each sleeve is grouted. The reinforcing bar is reserved the precision and is the key of prefabricated post installation in the work progress, and simultaneously, single prefabricated post sleeve is more, and traditional handicraft is in milk to single sleeve, and the process is numerous and complicated, reduces the efficiency of construction, and after the grout is accomplished, the thick liquids probably because the bottom shutoff is not tight or air escape causes the grout not full in the thick liquid.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides a construction is convenient, can improve the efficiency of construction, improve the prefabricated post connection quality's prefabricated post structure of being convenient for high-efficient connection to overcome not enough among the prior art.
The technical scheme of the utility model: the utility model provides a prefabricated post structure convenient to high-efficient connection, includes prefabricated post in lower part and the prefabricated post in upper portion, pre-buried lower part reservation reinforcing bar in the prefabricated post in lower part, pre-buried upper portion reservation reinforcing bar corresponding with lower part reservation reinforcing bar in the prefabricated post in upper portion, at the upper portion reservation reinforcing bar lower extreme fixedly connected with grout sleeve, grout the overfall hole has been seted up respectively to lateral wall upper portion and lower part at grout sleeve, the transparent PVC pipe of L type that stretches out the prefabricated post side in upper portion is connected with fixedly in overfall hole department, be provided with horn mouth structure in the bottom of prefabricated post in upper portion, still pre-buried corrugated metal pipe and PVC blast pipe in the prefabricated post in upper portion respectively, the lower extreme of corrugated metal pipe and PVC blast pipe all communicates with horn mouth structure, and the side of the prefabricated post in upper portion on its upper end stretches out.
Furthermore, the lower part is reserved the cover and is had the location steel sheet on the reinforcing bar, and the bottom welding of location steel sheet has branch, and the length of branch is 20mm.
Furthermore, the extending position of the upper end of the metal corrugated pipe is higher than the top surface of the grouting sleeve by 500mm, and the PVC exhaust pipe is higher than the metal corrugated pipe by 100mm.
Due to the adoption of the technical scheme, the utility model has the advantages of: the utility model discloses according to the characteristics of prefabricated post construction, the rate of accuracy when adopting the mode of location steel sheet to improve reserved steel bar connection sets up the grout pipe at prefabricated post middle part mode and concentrates the grout, replaces the mode of single sleeve grout of tradition, has reduced the site operation process, has improved the construction efficiency. In addition, the L-shaped transparent PVC pipe is adopted to block the grout overflow hole, so that the grout condition in the grouting sleeve and the grout falling condition can be clearly observed, and timely grout supplement is facilitated; simultaneously, the back is accomplished in the grout, and grout height in the grout pipe in prefabricated post middle part is higher than grout sleeve internal slurry height, plays steady voltage's effect with microgravity's form to grout sleeve internal slurry.
Drawings
Fig. 1 is a schematic structural view of a lower prefabricated column of the present invention;
fig. 2 is a schematic structural view of the upper prefabricated column of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention is further described in detail with reference to the accompanying drawings and embodiments.
The embodiment of the utility model provides a: the structural schematic diagram of the prefabricated column structure convenient for efficient connection is shown in fig. 1 and fig. 2, and comprises a lower prefabricated column 1 and an upper prefabricated column 5, wherein lower reserved steel bars 2 are pre-embedded in the lower prefabricated column 1, upper reserved steel bars 12 corresponding to the lower reserved steel bars 2 are pre-embedded in the upper prefabricated column 5, a grouting sleeve 9 is fixedly connected to the lower end of the upper reserved steel bars 12, grout holes 10 are respectively formed in the upper portion and the lower portion of the side wall of the grouting sleeve 9, an L-shaped transparent PVC pipe 11 extending out of the side face of the upper prefabricated column 5 is fixedly connected to the grout holes 10, a horn mouth structure 8 is arranged at the bottom of the upper prefabricated column 5, a metal corrugated pipe 6 and a PVC exhaust pipe 7 are pre-embedded in the upper prefabricated column 5, the lower ends of the metal corrugated pipe 6 and the PVC exhaust pipe 7 are both communicated with the horn mouth structure 8, and the side face of the upper prefabricated column 5 extends out. The lower reserved steel bar 2 is sleeved with a positioning steel plate 3, the bottom of the positioning steel plate 3 is welded with a support rod 4, and the length of the support rod 4 is 20mm; the extending position of the upper end of the metal corrugated pipe 6 is higher than 500mm of the top surface of the grouting sleeve 9, and the PVC exhaust pipe 7 is higher than 6100mm of the metal corrugated pipe.
When the reserved steel bars are constructed, the steel plates are adopted to open holes according to the positions of the lower reserved steel bars 2 to manufacture the positioning steel plates 3, and the positioning steel plates are sleeved on the lower reserved steel bars 2 and used for fixing the lower reserved steel bars 2 and preventing the lower reserved steel bars from deviating. Before concrete pouring construction, fixing the positioning steel plate 3 on a beam main rib by adopting a support rod, and ensuring that the height of the positioning steel plate 3 is 20mm higher than the finished surface of concrete; then, the upper prefabricated column 5 is hoisted to the lower prefabricated column 1, the reserved steel bar 2 on the lower portion penetrates into the grouting sleeve 9, and then slurry is poured through the L-shaped transparent PVC pipe 11 until the horn mouth structure 8 at the bottom of the upper prefabricated column 5 is filled with the slurry.
To sum up, the utility model discloses according to the characteristics of prefabricated post construction, the mode that adopts positioning steel plate 3 has improved the lower part and has reserved the rate of accuracy when reinforcing bar 2 and upper portion reserve reinforcing bar 12 and connect, sets up the mode of grout pipe at prefabricated post middle part and concentrates the grout, replaces the mode of traditional single sleeve grout, has reduced the field operation process, has improved the work efficiency of construction. In addition, the L-shaped transparent PVC pipe 11 is adopted to block the grout overflow hole 10, so that the grout condition and the grout falling condition in the grouting sleeve 9 can be clearly observed, and the grout can be supplemented in time; meanwhile, after grouting is finished, the height of the grout in the middle grouting pipe of the prefabricated column is higher than that of the grout in the grouting sleeve 9, and the grout in the grouting sleeve 9 is stabilized in a microgravity mode.
Claims (3)
1. The utility model provides a prefabricated post structure convenient to high-efficient connection, includes prefabricated post of lower part (1) and prefabricated post of upper portion (5), its characterized in that: the prefabricated column comprises a lower prefabricated column (1), lower reserved steel bars (2) are pre-buried in the lower prefabricated column, upper reserved steel bars (12) corresponding to the lower reserved steel bars (2) are pre-buried in an upper prefabricated column (5), a grouting sleeve (9) is fixedly connected to the lower end of the upper reserved steel bars (12), grout overflow holes (10) are formed in the upper portion and the lower portion of the side wall of the grouting sleeve (9) respectively, L-shaped transparent PVC pipes (11) extending out of the side face of the upper prefabricated column (5) are fixedly connected to the grout overflow holes (10), a horn mouth structure (8) is arranged at the bottom of the upper prefabricated column (5), metal corrugated pipes (6) and PVC exhaust pipes (7) are pre-buried in the upper prefabricated column (5) respectively, the lower ends of the metal corrugated pipes (6) and the PVC exhaust pipes (7) are communicated with the horn mouth structure (8), and the side face of the upper prefabricated column (5) extends out.
2. The precast column structure facilitating efficient connection according to claim 1, wherein: the lower part is reserved on reinforcing bar (2) and is overlapped with location steel sheet (3), and the bottom welding of location steel sheet (3) has branch (4), and the length of branch (4) is 20mm.
3. The precast column structure facilitating efficient connection according to claim 1, wherein: the extending position of the upper end of the metal corrugated pipe (6) is 500mm higher than the top surface of the grouting sleeve (9), and the PVC exhaust pipe (7) is 100mm higher than the metal corrugated pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221203589.1U CN217711099U (en) | 2022-05-19 | 2022-05-19 | Prefabricated post structure convenient to high-efficient connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221203589.1U CN217711099U (en) | 2022-05-19 | 2022-05-19 | Prefabricated post structure convenient to high-efficient connection |
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| Publication Number | Publication Date |
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| CN217711099U true CN217711099U (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221203589.1U Active CN217711099U (en) | 2022-05-19 | 2022-05-19 | Prefabricated post structure convenient to high-efficient connection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115897905A (en) * | 2022-11-10 | 2023-04-04 | 中建三局科创产业发展有限公司 | Precast column grouting sleeve grouting structure and method |
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2022
- 2022-05-19 CN CN202221203589.1U patent/CN217711099U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115897905A (en) * | 2022-11-10 | 2023-04-04 | 中建三局科创产业发展有限公司 | Precast column grouting sleeve grouting structure and method |
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