CN210194893U - Grouting structure at prefabricated column connecting node - Google Patents
Grouting structure at prefabricated column connecting node Download PDFInfo
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- CN210194893U CN210194893U CN201920924843.9U CN201920924843U CN210194893U CN 210194893 U CN210194893 U CN 210194893U CN 201920924843 U CN201920924843 U CN 201920924843U CN 210194893 U CN210194893 U CN 210194893U
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Abstract
The utility model relates to a building industrialization technical field discloses a grout structure of prefabricated post connected node department. The utility model is arranged at the bottom of the prefabricated column, and comprises a plurality of grouting sleeves which are arranged at intervals along the circumferential direction of the prefabricated column, an exhaust pipe which is pre-embedded in the prefabricated column, and a graduated tube which is positioned outside the prefabricated column; the exhaust pipe comprises a vertical section, a horizontal section and a bent arc section, the central axis of the vertical section is overlapped with the central axis of the prefabricated column, the bottom end of the vertical section extends downwards to the connecting surface of the bottom of the prefabricated column, the top end of the vertical section is communicated with the horizontal section through the bent arc section, and one end of an exhaust hole of the horizontal section extends outwards horizontally to one side vertical surface of the prefabricated column; the exhaust hole one end of blast pipe can be dismantled with scale tube one end and be connected, and the scale tube is including the linkage segment and the vertical section of observing of intercommunication each other, and the linkage segment is buckled upwards and is connected with vertical section of observing bottom, and vertical section of observing top end opening sets up. The utility model discloses with low costs, it is easy and simple to handle, but effective control grout plumpness.
Description
Technical Field
The utility model relates to a building industrialization technical field especially relates to a grout structure of prefabricated post connected node department.
Background
In the existing building construction, grouting sleeves are mostly adopted for connection between prefabricated parts. The traditional and mature connection mode is convenient to apply and good in connection strength, but in the wide application process, some problems are gradually discovered. The condition that bubbles are easily generated in the grouting process or slurry flows backwards can cause cavities to be generated in the grouting bin and the grouting sleeve, so that the grouting is not full, the grouting quality is directly influenced, and potential safety hazards are formed.
At present, for grouting fullness detection, destructive detection is mostly performed for sampling, large-range implementation cannot be realized, and grouting quality cannot be accurately controlled. Some emerging devices for detecting the grouting fullness on line have complex structural principles, high cost, incapability of being widely equipped, poor turnover use convenience, time and labor waste.
SUMMERY OF THE UTILITY MODEL
The utility model provides a with low costs, easy and simple to handle, but the grout structure of the prefabricated column connection node department of effective control grout plumpness.
The technical problem to be solved is that: the grout sleeve ubiquitous grout plumpness poor problem, and can't be accurate the grout quality of controlling each connected node, current on-line measuring equipment is with high costs, can't extensively be equipped with, and the turnover uses the convenience poor.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model discloses grout structure of prefabricated column connection node department sets up in prefabricated column bottom portion, its characterized in that: the device comprises a plurality of grouting sleeves arranged at intervals along the circumferential direction of a prefabricated column, an exhaust pipe embedded in the prefabricated column and a graduated tube positioned on the outer side of the prefabricated column;
the exhaust pipe comprises a vertical section, a horizontal section and a bent arc section, the central axis of the vertical section is overlapped with the central axis of the prefabricated column, the bottom end of the vertical section extends downwards to the connecting surface of the bottom of the prefabricated column, the top end of the vertical section is communicated with the horizontal section through the bent arc section, one end of an exhaust hole of the horizontal section extends outwards horizontally to one side vertical surface of the prefabricated column, and the arrangement height of the horizontal section is higher than that of a slurry outlet hole of the grouting sleeve;
the exhaust hole one end of blast pipe can be dismantled with scale tube one end and be connected, and the scale tube is transparent plastic tubing, including the linkage segment and the vertical observation section of mutual intercommunication, linkage segment one end is connected with the blast pipe, and the other end is buckled and is upwards connected with vertical observation section bottom, and vertical observation section top opening sets up.
The utility model discloses the grout structure of prefabricated post connected node department, it is further, the telescopic injected hole of grout is located the setting of grout outlet below, and the injected hole all is located the side elevation of prefabricated post with grout outlet.
The utility model discloses the grout structure of prefabricated post connected node department, it is further, adjacent distance between the grout sleeve is not more than 1/3 of prefabricated post length of side.
The utility model discloses the grout structure of prefabricated column connection node department, it is further, the blast pipe is not less than 20 mm's PVC pipe for the internal diameter.
The utility model discloses the grout structure of prefabricated column connection node department, it is further, the central angle that the bended-arc section corresponds is not less than 90, both ends respectively with vertical section and horizontal segment tip smooth transition connection.
The utility model discloses the grout structure of prefabricated column connection node department, it is further, distance between the axis of horizontal segment and the prefabricated column bottom terminal surface is 450 supplyes sand 500 mm.
The utility model discloses grout structure of prefabricated column connection node department, it is further, the linkage segment is convex, corresponds central angle and is not less than 90.
The utility model discloses the grout structure of prefabricated column connection node department, it is further, linkage segment and blast pipe threaded connection.
The utility model discloses the grout structure of prefabricated column connection node department, it is further, the height of scale pipe is not less than 200 mm.
The utility model discloses the grout structure of prefabricated column connection node department, it is further, linkage segment and vertical observation section an organic whole are made.
The utility model discloses grout structure at prefabricated column connection node department compares with prior art, has following beneficial effect:
the grouting structure at the joint of the prefabricated column of the utility model is provided with the exhaust slurry supplementing device at the joint grouting position, and has simple structure and convenient operation; the exhaust pipe is embedded at the bottom of the precast column, the vertical and upward extending transparent graduated tube is connected outside the exhaust pipe, when grouting is performed, grout can be stored in the exhaust pipe and the graduated tube, and when grouting is stopped, automatic and timely supplement is performed to a cavity in a grouting bin or a grouting barrel under the dead weight of the grout, so that the grouting fullness is ensured, and the problem of grouting quality is fundamentally solved.
The utility model discloses the scale mark pipe is transparent setting, and inside thick liquids not only can in time supply the cavity in the thick liquids, and through record and the analysis to the volume that the thick liquids descend, can confirm the not full degree of grout of different connected node or different grout sleeve under a certain use operating mode, can provide the reference for the grout in later stage, the more accurate control grout quality of being convenient for.
The utility model discloses can also be used for the grout of precast shear wall to connect, or other prefabricated component's grout is connected, and application scope is extensive.
The grouting structure at the joint of the prefabricated column according to the present invention will be further described with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of a grouting structure at a prefabricated column connection node of the present invention;
FIG. 2 is a schematic sectional view taken along line A-A of FIG. 1;
fig. 3 is a bottom view of the grouting structure at the prefabricated column connection node of the present invention;
fig. 4 is a detailed structural schematic diagram of the exhaust pipe and the graduated tube.
Reference numerals:
1-prefabricating a column; 2-grouting a sleeve; 21-grouting holes; 22-slurry outlet holes; 3-an exhaust pipe; 31-a vertical section; 32-a curved arc segment; 33-horizontal section; 4-a graduated tube; 41-connecting section; 42-vertical observation section.
Detailed Description
As shown in fig. 1 to 4, the utility model discloses grout structure in prefabricated post connected node department sets up in 1 bottom of prefabricated post, includes a plurality of grout sleeve 2 of arranging along 1 circumference interval of prefabricated post, pre-buried blast pipe 3 in prefabricated post 1 to and be located the scale mark pipe 4 in the 1 outside of prefabricated post.
The grouting holes 21 of the grouting sleeve 2 are arranged below the grout outlet 22, and the grouting holes 21 and the grout outlet 22 are both positioned on the side vertical surfaces of the precast columns 1; the distance between the adjacent grouting sleeves 2 is not more than 1/3 of the side length of the prefabricated column 1.
The exhaust pipe 3 is a PVC pipe with the inner diameter not less than 20mm and comprises a vertical section 31, a horizontal section 33 and a curved arc section 32 for communicating the vertical section 31 with the horizontal section 33, the central axis of the vertical section 31 is overlapped with the central axis of the prefabricated column 1, the bottom end of the vertical section 31 extends downwards to the connecting surface of the bottom of the prefabricated column 1, one end of an exhaust hole of the horizontal section 33 extends outwards horizontally to one side vertical surface of the prefabricated column 1, the central angle corresponding to the curved arc section 32 is not less than 90 degrees, and the two ends are respectively in smooth transition connection with the end parts of the vertical section 31 and the horizontal section 33; the setting height of the horizontal section 33 is higher than the setting of the grout outlet 22 of the grouting sleeve 2, and the distance between the central axis of the horizontal section 33 and the bottom end face of the prefabricated column 1 is 450-500 mm.
Exhaust hole one end and 4 one ends of scale pipe of blast pipe 3 can be dismantled and be connected, the internal diameter of scale pipe 4 cooperatees with blast pipe 3, for transparent plastic pipe, the outside is provided with the scale, scale pipe 4 is including the linkage segment 41 and the vertical section 42 of observing of intercommunication each other, linkage segment 41 and vertical section 42 of observing are integrative to be made, linkage segment 41 is arc, it is not less than 90 to correspond the central angle, one end and 3 threaded connection of blast pipe, the other end is buckled and is upwards connected with vertical section 42 bottom of observing, scale pipe 4 highly is not less than 200 mm.
The utility model discloses the grout structure of 1 connected node department of prefabricated post is when the construction, with 3 ligatures of blast pipe on prefabricated post 1's steel reinforcement cage, pours in prefabricated post 1, when treating needs and adjacent prefabricated component to be connected, reconnection scale pipe 4 to the direction of adjustment scale pipe 4 makes the vertical setting up of open-top of scale pipe 4.
And (3) taking the grouting hole 21 of the grouting sleeve 2 far away from one side of the exhaust hole of the exhaust pipe 3 as a grouting hole, and grouting according to the grouting principle that grouting material diffuses from the grouting hole to one side of the exhaust hole, and finally stopping grouting when the slurry flowing out of the exhaust pipe 3 reaches the vertical observation section 42 of the graduated pipe 4, and standing for a period of time. At the moment, the grout in the exhaust pipe 3 and the graduated pipe 4 automatically flows back under the action of gravity, and the un-filled parts in the grouting bin and the sleeve are automatically supplemented in time, so that the generation of cavities in the grout is fundamentally avoided, and the problem of insufficient grouting is solved. The liquid level of the slurry in the graduated tube 4 is reduced by the feeding, the required amount of the slurry at the unsaturated part of the connecting node of each prefabricated column 1 can be analyzed and researched by observing and recording the change condition of the graduation, and the grouting degree can be judged by providing reference for the next grouting after data statistics and recording, so that the grouting fullness is fundamentally ensured, and the grouting quality is ensured.
The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (10)
1. The grout structure of prefabricated post connected node department sets up in prefabricated post (1) bottom, its characterized in that: the grouting device comprises a plurality of grouting sleeves (2) which are circumferentially arranged along a prefabricated column (1) at intervals, an exhaust pipe (3) which is pre-embedded in the prefabricated column (1), and a graduated tube (4) which is positioned on the outer side of the prefabricated column (1);
the exhaust pipe (3) comprises a vertical section (31), a horizontal section (33) and a bent arc section (32), the central axis of the vertical section (31) is overlapped with the central axis of the prefabricated column (1), the bottom end of the vertical section (31) extends downwards to the connecting surface of the bottom of the prefabricated column (1), the top end of the vertical section is communicated with the horizontal section (33) through the bent arc section (32), one end of an exhaust hole of the horizontal section (33) extends outwards horizontally to one side vertical surface of the prefabricated column (1), and the setting height of the horizontal section (33) is higher than that of a grout outlet (22) of the grouting sleeve (2);
exhaust hole one end and scale pipe (4) one end of blast pipe (3) can be dismantled and be connected, and scale pipe (4) are transparent plastic tubing, including linkage segment (41) and vertical observation section (42) of intercommunication each other, linkage segment (41) one end is connected with blast pipe (3), and the other end is buckled and is upwards connected with vertical observation section (42) bottom, and vertical observation section (42) top end opening sets up.
2. The grout structure at a prefabricated pillar connection node according to claim 1, wherein: and the grouting holes (21) of the grouting sleeve (2) are arranged below the grout outlet holes (22), and the grouting holes (21) and the grout outlet holes (22) are both positioned on the side vertical surfaces of the prefabricated columns (1).
3. The grout structure at a prefabricated pillar connection node according to claim 1, wherein: the distance between the adjacent grouting sleeves (2) is not more than 1/3 of the side length of the prefabricated column (1).
4. The grout structure at a prefabricated pillar connection node according to claim 1, wherein: the exhaust pipe (3) is a PVC pipe with the inner diameter not less than 20 mm.
5. The grout structure at a prefabricated pillar connection node according to claim 1, wherein: the central angle corresponding to the curved arc section (32) is not less than 90 degrees, and the two ends are respectively connected with the end parts of the vertical section (31) and the horizontal section (33) in a smooth transition way.
6. The grout structure at a prefabricated pillar connection node according to claim 1, wherein: the distance between the central axis of the horizontal section (33) and the bottom end face of the prefabricated column (1) is 450-500 mm.
7. The grout structure at a prefabricated pillar connection node according to claim 1, wherein: the connecting section (41) is arc-shaped, and the corresponding central angle is not less than 90 degrees.
8. The grout structure at a prefabricated pillar connection node according to claim 1, wherein: the connecting section (41) is in threaded connection with the exhaust pipe (3).
9. The grout structure at a prefabricated pillar connection node according to claim 1, wherein: the height of the graduated tube (4) is not less than 200 mm.
10. The grout structure at a prefabricated pillar connection node according to claim 1, wherein: the connecting section (41) and the vertical observation section (42) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920924843.9U CN210194893U (en) | 2019-06-19 | 2019-06-19 | Grouting structure at prefabricated column connecting node |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920924843.9U CN210194893U (en) | 2019-06-19 | 2019-06-19 | Grouting structure at prefabricated column connecting node |
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| CN210194893U true CN210194893U (en) | 2020-03-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112211319A (en) * | 2020-10-13 | 2021-01-12 | 上海城建市政工程（集团）有限公司 | Same-layer grouting method for mounting prefabricated shear wall of fabricated building |
| CN115126097A (en) * | 2022-07-19 | 2022-09-30 | 重庆交通职业学院 | Prefabricated assembled structure and prefabricated assembled structure's connected node |
-
2019
- 2019-06-19 CN CN201920924843.9U patent/CN210194893U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112211319A (en) * | 2020-10-13 | 2021-01-12 | 上海城建市政工程（集团）有限公司 | Same-layer grouting method for mounting prefabricated shear wall of fabricated building |
| CN115126097A (en) * | 2022-07-19 | 2022-09-30 | 重庆交通职业学院 | Prefabricated assembled structure and prefabricated assembled structure's connected node |
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