CN212358862U - Prefabricated post reinforcing bar extrusion sleeve connection structure of assembled - Google Patents
Prefabricated post reinforcing bar extrusion sleeve connection structure of assembled Download PDFInfo
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- CN212358862U CN212358862U CN202020664854.0U CN202020664854U CN212358862U CN 212358862 U CN212358862 U CN 212358862U CN 202020664854 U CN202020664854 U CN 202020664854U CN 212358862 U CN212358862 U CN 212358862U
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- 238000001125 extrusion Methods 0.000 title claims abstract description 35
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 71
- 239000010959 steel Substances 0.000 claims abstract description 71
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 10
- 210000003205 muscle Anatomy 0.000 claims description 18
- 238000007373 indentation Methods 0.000 abstract description 16
- 238000007689 inspection Methods 0.000 abstract description 13
- 238000010276 construction Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
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Abstract
The utility model discloses an assembled prefabricated column steel bar extrusion sleeve connecting structure, which comprises an upper-layer column and a lower-layer column, wherein a pre-buried steel sleeve and steel bars are arranged in the upper-layer column; the lower-layer column is internally provided with an embedded positioning steel pipe and a steel bar, and the embedded steel sleeve corresponds to the embedded positioning steel pipe and the upper and lower steel bars; the diameter of the embedded steel sleeve is larger than that of the embedded positioning steel pipe; the upper and lower reinforcing steel bars are connected by a sleeve; be equipped with the sleeve locator on the lower floor's post reinforcing bar, the pre-buried location steel pipe of upper strata post cooperation lower floor's post, can realize the effect of support and location, sleeve locator card is on the reinforcing bar, can the fixed sleeve, make things convenient for the connection of reinforcing bar, through inspection extrusion back sleeve outward appearance, indentation thickness, indentation track number inspection extrusion sleeve quality, this prefabricated post reinforcing bar extrusion sleeve connection structure of assembled does not receive weather, the temperature restriction, can be under construction in all weather, promote the efficiency of construction, and therefore, the cost is reduced, the reduction of erection time.
Description
Technical Field
The utility model relates to a building structure field, concretely relates to prefabricated post reinforcing bar extrusion sleeve connection structure of assembled.
Background
In the assembly type building engineering, the lower layer is connected with the upper layer prefabricated column and the prefabricated shear wall steel bars mainly by adopting a grouting sleeve. When the prefabricated column and the prefabricated shear wall are prefabricated, the upper part is reserved with embedded steel bars, the lower part is embedded with grouting sleeves, when the prefabricated column and the prefabricated shear wall are installed, the lower grouting sleeves of the prefabricated column and the prefabricated shear wall are aligned and inserted into the lower layer of steel bars, the joint gaps are filled with mortar, and then the grouting sleeves are connected in a grouting mode.
However, the grouting quality of the grouting sleeve is influenced by the quality, level and responsibility of grouting workers at present, the weather and grouting material quality are influenced, the grouting quality cannot be guaranteed, the grouting effect and the grouting quality cannot be effectively detected, the construction efficiency is low, the cost is too high, the construction period is long, and the development of an assembly type building is restricted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at designing an assembled precast column reinforcing bar extrusion sleeve connection structure to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an assembled prefabricated column steel bar extrusion sleeve connecting structure comprises an upper-layer column and a lower-layer column, wherein a pre-buried steel sleeve and steel bars are arranged in the upper-layer column; the lower-layer column is internally provided with an embedded positioning steel pipe and the steel bars, and the embedded steel sleeve corresponds to the embedded positioning steel pipe and the upper and lower steel bars; the diameter of the embedded steel sleeve is larger than that of the embedded positioning steel pipe; the upper and lower reinforcing steel bars are connected by a sleeve; and sleeve locators are arranged on the lower-layer column reinforcing steel bars.
Further, the reinforcing bar includes angle position owner muscle and middle part owner muscle, the diameter of angle position owner muscle is greater than middle part owner muscle, just angle position owner muscle and middle part owner muscle are located respectively the upper strata post with the corner all around of lower floor's post and middle part all around are convenient for divide clear extrusion order, and the plasticity type change appears in the sleeve when preventing the extrusion, leads to prefabricated post installation out of plumb to lead to the slope.
Further, the sleeve includes an angle sleeve and a middle sleeve which are matched with the angle main rib and the middle main rib.
Further, the embedded steel sleeve and the embedded positioning steel pipe are located at the center positions of the upper-layer column and the lower-layer column, so that the upper and lower steel bars can be positioned more quickly, and the sleeve can be extruded conveniently.
Further, the sleeve locator is of an annular structure and used for supporting the sleeve, an opening is formed in one side of the sleeve, and tooth patterns used for clamping the lower-layer column reinforcing steel bars are arranged on two sides of the inside of the opening.
Compared with the prior art, the beneficial effects of the utility model are that: at first, the pre-buried steel casing pipe of upper strata post cooperation lower floor's post is pre-buried steel casing pipe, can realize the effect of support and location, help upper reinforcing bar faster with lower floor's steel bar connection, sleeve locator card is on the reinforcing bar, can the fixed sleeve, make things convenient for the connection of reinforcing bar, through inspection extrusion back sleeve outward appearance, indentation thickness, indentation track number inspection extrusion sleeve quality, inspection convenient and fast, this prefabricated post reinforcing bar extrusion sleeve connection structure of assembled does not receive weather, the temperature restriction, can be under construction in all weather, promote the efficiency of construction, and low cost, the reduction of erection time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the installation of the prefabricated column reinforcing steel bars of the present invention;
FIG. 2 is a cross-sectional view of the upper column of the present invention;
FIG. 3 is a schematic view of the sleeve retainer of the present invention;
fig. 4 is the steel sleeve extrusion connection schematic diagram of the present invention.
The names of the components identified in the figures are as follows: 1. an upper column; 2. a lower-layer column; 3. reinforcing steel bars; 301. angular main ribs; 302. a middle main rib; 4. embedding a steel sleeve; 5. pre-burying a positioning steel pipe; 6. a sleeve; 601. An angular position sleeve; 602. a middle sleeve; 7. a sleeve locator; 8. an angular sleeve positioning mark; 9. The angular sleeve checks the markings.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, only some embodiments, not all embodiments, of the present invention are described. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 4, an assembled prefabricated column steel bar extrusion sleeve connection structure in one embodiment is shown, and includes an upper column 1 and a lower column 2, wherein an embedded steel sleeve 4 and steel bars 3 are arranged in the upper column 1; an embedded positioning steel pipe 5 and a steel bar 3 are arranged in the lower-layer column 2, and an embedded steel sleeve 4 corresponds to the embedded positioning steel pipe 5 and the upper and lower steel bars 3; the diameter of the embedded steel sleeve 4 is larger than that of the embedded positioning steel pipe 5; the upper and lower steel bars 3 are connected by a sleeve 6; the lower-layer column steel bar 3 is provided with a sleeve positioner 7.
Further as preferred embodiment, reinforcing bar 3 includes angle position owner muscle 301 and middle part owner muscle 302, and the diameter of angle position owner muscle 301 is greater than middle part owner muscle 302, and angle position owner muscle 301 and middle part owner muscle 302 are located upper strata post 1 and lower floor's post 2 corner all around and middle part all around respectively, are convenient for divide clear extrusion order, and the plasticity type change appears in sleeve 6 when preventing to extrude, leads to prefabricated post installation out of plumb to lead to the slope.
Further as a preferred embodiment, the sleeve 6 comprises an angular sleeve 601 and a central sleeve 602 cooperating with the angular main rib 301 and the central main rib 302.
Further as preferred embodiment, pre-buried steel casing 4 and pre-buried location steel pipe 5 all are located the central point of upper strata post 1 and lower floor's post 2 and put, can be more quick with the location of reinforcing bar 3 about, be convenient for extrude sleeve 6.
Further as the preferred embodiment, the sleeve locator 7 is a ring structure for supporting the sleeve 6, and has an opening on one side, and teeth for clamping the steel bars 3 of the lower column 2 are arranged on two sides inside the opening.
The working principle of the embodiment is as follows: firstly, after the installation and calibration of the lower-layer column 2 are finished, after the angular main rib 301 of the lower-layer column 2 and the middle main rib 302 of the lower-layer column 2 are calibrated, central lines are marked on an angular sleeve 601 and a middle sleeve 602, and according to the lengths of the angular sleeve 601 and the middle sleeve 602, taking the angular sleeve 601 as an example, 5mm is respectively measured from the central line of the angular sleeve 601 to the upper and lower directions, an extrusion-forbidden region is marked, an upper edge line of the extrusion-forbidden region is a first indentation mark, and a lower edge line of the extrusion-forbidden region is a fourth indentation mark; measuring 15mm from the central line of the angular sleeve 601 to the upper direction and the lower direction respectively, and marking a second indentation mark and a fifth indentation mark; measuring 25mm from the central line of the angular sleeve 601 in the up-down direction respectively, and marking a third indentation mark and a sixth indentation mark; the end face of the angular main rib 301 of the upper-layer column 1 is upwards, the end face of the angular main rib 301 of the lower-layer column 2 is downwards measured to be 35mm and 50mm to respectively mark an angular sleeve positioning mark 8 and an angular sleeve checking mark 9, the sleeve positioner 7 is fixed on the angular sleeve positioning mark 8 of the angular main rib 301 of the lower-layer column 2, specifically, the reinforcing steel bars 3 are clamped by the tooth grains on two sides inside the opening of the sleeve positioner 7, the angular sleeve 601 is sleeved on the angular main rib 301 of the lower-layer column 2 and supported by the sleeve positioner 7; similarly, middle sleeve 602 is also used in this way; then vertically conveying the upper-layer column 1 to the upper part of the lower-layer column 2, slowly descending the upper-layer column 1 to enable the embedded steel sleeve 4 of the upper-layer column 1 to be aligned with the embedded positioning steel pipe 5 of the lower-layer column 2, enabling the angle position main rib 301 of the upper-layer column 1 and the middle main rib 302 of the upper-layer column 1 to be aligned with the angle position sleeve 601 and the middle sleeve 602, continuously and slowly descending the upper-layer column 1 until the embedded steel sleeve 4 of the upper-layer column 1 is completely inserted into the embedded positioning steel pipe 5 of the lower-layer column 2, enabling the embedded steel sleeve 4 of the upper-layer column 1 to play a supporting and positioning role, enabling the angle position main rib 301 of the upper-layer column 1 and the middle main rib 302 of the upper-layer column 1 to be inserted into the angle position sleeve 601 and the middle sleeve 602 until the angle position sleeve positioning mark 8 and the middle sleeve positioning mark on the angle position main rib 301 of the upper-layer column 1 and the middle main rib 302 of the upper-layer column 1 coincide with the end surface of the angle position sleeve 601 and the end surface of the middle, at this moment, the distance of upper and lower reinforcing bar 3 is 1cm, can be more firm during the extrusion, and prevent that sleeve 6 from breaking during the extrusion, at last through the indentation mark on the extrusion instrument according to sleeve 6, extrude sleeve 6, the extrusion instrument can be single indentation instrument or many indentation instruments, during the extrusion, the extrusion order is from the symmetrical extrusion of angular position sleeve 601, then order extrusion middle part sleeve 602, after the extrusion of sleeve 6 is accomplished, whether the inspection sleeve 6 outward appearance has visible crack, because the sleeve has certain deformation during the extrusion after the extrusion, it is not necessarily accurate to measure, so according to sleeve inspection mark, whether the length after the inspection sleeve 6 extrudes is 1.1 to 1.15 times of the former length of sleeve 6, whether the last inspection sleeve 6 indentation department thickness is 0.8 to 0.9 times of the former external diameter of sleeve 6, after the inspection meets the requirement, accomplish.
The utility model has the advantages that: at first, the pre-buried steel casing pipe of upper strata post cooperation lower floor's post is pre-buried steel casing pipe, can realize the effect of support and location, help upper reinforcing bar faster with lower floor's steel bar connection, sleeve locator card is on the reinforcing bar, can the fixed sleeve, make things convenient for the connection of reinforcing bar, through inspection extrusion back sleeve outward appearance, indentation thickness, indentation track number inspection extrusion sleeve quality, inspection convenient and fast, this prefabricated post reinforcing bar extrusion sleeve connection structure of assembled does not receive weather, the temperature restriction, can be under construction in all weather, promote the efficiency of construction, and low cost, the reduction of erection time.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.
Claims (5)
1. The utility model provides a prefabricated post reinforcing bar of assembled extrudees telescopic connection structure, includes upper strata post and lower floor's post, its characterized in that: an embedded steel sleeve and a steel bar are arranged in the upper-layer column; the lower-layer column is internally provided with an embedded positioning steel pipe and the steel bars, and the embedded steel sleeve corresponds to the embedded positioning steel pipe and the upper and lower steel bars; the diameter of the embedded steel sleeve is larger than that of the embedded positioning steel pipe; the upper and lower reinforcing steel bars are connected by a sleeve; and sleeve locators are arranged on the lower-layer column reinforcing steel bars.
2. The fabricated precast column steel bar extrusion sleeve connection structure of claim 1, wherein: the reinforcing bar includes angle position owner muscle and middle part owner muscle, the diameter of angle position owner muscle is greater than middle part owner muscle, just angle position owner muscle and middle part owner muscle are located respectively the upper column with the corner all around of lower floor's post and middle part all around.
3. The fabricated precast column steel bar extrusion sleeve connection structure of claim 2, wherein: the sleeve comprises an angle position sleeve and a middle sleeve which are matched with the angle position main rib and the middle main rib.
4. The fabricated precast column steel bar extrusion sleeve connection structure of claim 1, wherein: the embedded steel sleeve and the embedded positioning steel pipe are both positioned in the center positions of the upper-layer column and the lower-layer column.
5. The fabricated precast column steel bar extrusion sleeve connection structure of claim 1, wherein: the sleeve locator is of an annular structure, an opening is formed in one side of the sleeve locator, and tooth patterns used for clamping the lower-layer column reinforcing steel bars are arranged on two sides of the inside of the opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020664854.0U CN212358862U (en) | 2020-04-27 | 2020-04-27 | Prefabricated post reinforcing bar extrusion sleeve connection structure of assembled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020664854.0U CN212358862U (en) | 2020-04-27 | 2020-04-27 | Prefabricated post reinforcing bar extrusion sleeve connection structure of assembled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212358862U true CN212358862U (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020664854.0U Expired - Fee Related CN212358862U (en) | 2020-04-27 | 2020-04-27 | Prefabricated post reinforcing bar extrusion sleeve connection structure of assembled |
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| CN (1) | CN212358862U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114000585A (en) * | 2021-11-17 | 2022-02-01 | 东北电力大学 | Precast concrete beam column connecting joint and connecting method |
-
2020
- 2020-04-27 CN CN202020664854.0U patent/CN212358862U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114000585A (en) * | 2021-11-17 | 2022-02-01 | 东北电力大学 | Precast concrete beam column connecting joint and connecting method |
| CN114000585B (en) * | 2021-11-17 | 2023-03-03 | 东北电力大学 | Precast concrete beam column connecting joint and connecting method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210115 |
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| CF01 | Termination of patent right due to non-payment of annual fee |