CN111980300A - A prefabricated building column module - Google Patents

Abstract

The invention provides a prefabricated building column module, comprising a square column body, a docking base and a pouring auxiliary device, the square column body includes a steel cage skeleton and concrete, the butting base is arranged in the concrete at the lower part of the square column body, and the docking base It includes a supporting bottom plate, and the pouring auxiliary device includes a pouring sealing pressing plate assembly, two threaded rods are arranged on the connecting plate, and the pouring sealing pressing plate assembly can be connected with the concrete of the square column through the threaded rod. The casing in the column module is directly fixed on the supporting base plate, so that the casing will not be displaced when the column module is prefabricated and poured, which facilitates the direct connection between the casing and the steel bars on the building foundation; the column module and the building foundation After the docking is completed, the gap between the column module and the building foundation can be successfully sealed by the pouring auxiliary device, thereby facilitating the smooth progress of subsequent pouring.

Description

A prefabricated building column module

technical field

The invention relates to a prefabricated building column module.

Background technique

Prefabricated buildings refer to buildings assembled on site with prefabricated components. The advantages of this kind of building are that the construction speed is fast, and it is less restricted by climatic conditions, saving labor and improving the construction quality. Most of the prefabricated buildings use traditional reinforced concrete materials as the raw materials for the assembly modules of the prefabricated buildings, and the connection between the assembly modules adopts traditional bolting, welding and other methods. At present, in the prefabrication process of the column module, it is generally necessary to set the casing at the bottom of the column, so that the steel bars on the building foundation used to fix the column are inserted into the bottom of the column, so as to realize the stable combination of the column and the building foundation. Because the casing often has a certain amount of displacement, when the steel bar is inserted into the casing, it is necessary to repeatedly adjust the position of the column and the upper part of the steel bar to achieve the smooth insertion of the steel bar into the casing, which in turn makes the connection between the column module and the building foundation more troublesome. ;Further, after the column module is connected with the building foundation, the grouting method is often used to realize the stable connection between the bottom of the column and the building foundation. In the prior art, when pouring on site, the bottom of the column needs to be The pouring and sealing formwork is rebuilt at the joint of the foundation to realize the sealing during pouring. Building the formwork on site is not only time-consuming and laborious, but also the sealing effect of the annular gap between the bottom of the column and the building foundation is not very good, and the phenomenon of slurry leakage often occurs. Further, for The support of the formwork often needs to punch holes in the building foundation, so as to support the formwork support rods and realize the favorable support for the formwork, which makes the on-site pouring operation between the column module and the building foundation too cumbersome.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a prefabricated building column module. The casing in the column module is directly fixed on the supporting base plate, so that the casing will not be displaced when the column module is prefabricated and poured. The direct connection of the steel bars on the building foundation; after the column module and the building foundation are connected, the gap between the column module and the building foundation can be successfully sealed by the pouring auxiliary device, which is conducive to the smooth progress of the subsequent pouring.

The technical solution adopted by the present invention to solve the technical problem is as follows: a prefabricated building column module includes a square column body, a docking base and a pouring auxiliary device, the square column body includes a steel cage frame and concrete, and the square column body includes a steel cage frame and concrete. The upper part of the body is provided with a number of plug-in rods that are fixedly connected to the reinforced cage frame, the docking base is set in the concrete of the lower part of the square cylinder, and the docking base includes a supporting bottom plate. A first connection hole is respectively set at the top corner, an isolation cover is set on the outer side of the first connection hole, a connecting plate is set between two adjacent isolation covers, and both are set on the outer side of the connecting plate There are several insertion holes, a sleeve coaxial with the insertion hole is fixedly arranged on the insertion hole, the upper end of the sleeve is closed, and the sleeve is provided with a slurry that is distributed up and down in sequence. Pipe and grouting pipe, and both the grouting pipe and the grouting pipe pass through the concrete of the square cylinder and communicate with the outside world. Several connecting rods are arranged in the square area enclosed by the four connecting plates. The reinforced dragon skeleton in the square cylinder is fixedly connected; the pouring auxiliary device includes a pouring sealing pressing plate assembly, and two threaded rods are arranged on the connecting plate, and the threaded rods are exposed in the concrete of the square cylinder. On the outside, the pouring and sealing pressing plate assembly can be connected to the concrete of the square cylinder through a threaded rod, and the pouring and sealing pressing plate is used to block the outer side of the gap between the supporting bottom plate and the upper part of the building foundation for fixing the square cylinder.

Preferably, the casting and sealing pressure plate assembly includes a first right-angled pressure plate and a second right-angled pressure plate, and the first right-angled pressure plate and the second right-angled pressure plate are sequentially fastened end-to-end on the outer side of the lower portion of the square cylinder , an oblong hole corresponding to the threaded rod is respectively provided on the first right-angled pressure plate and the second right-angled pressure plate, and an internal threaded pipe matched with the threaded rod is sleeved in the oblong hole , the first right-angled pressure plate and the second right-angled pressure plate can be pressed on the square cylinder by rotating the inner threaded pipe, and an outer groove is respectively provided on the outside of the ends of the two right-angled plates of the first right-angled pressure plate , an inner groove opposite to the outer groove is respectively set on the inner side of the ends of the two right-angle plates of the second right-angle platen, the right-angle plate of the first right-angle platen and the second right-angle platen The right-angle plates can be snapped together by corresponding outer grooves and inner grooves.

Further, two upper and lower first through holes and second through holes are respectively provided on the first right-angled pressing plate and the second right-angled pressing plate, and the first through holes and the second through holes are respectively corresponding to the corresponding The interior of the isolation cover communicates with each other.

Further, an auxiliary pressure plate is provided on the outer side of the clasp of the first right-angled pressure plate and the second right-angled pressure plate, and the auxiliary pressure plate is sleeved on the corresponding two inner threaded pipes.

Preferably, a layer of rubber pads are provided on the inner surfaces of the first right-angled pressing plate and the second right-angled pressing plate.

Preferably, a protective tube is arranged in the first connection hole.

The beneficial effects of the present invention are as follows: the present invention has a simple structure and is convenient to manufacture; the supporting bottom plate of the lower part of the square cylinder is a steel plate, and its flatness is good, and then when the square cylinder is butted with the building foundation, it can be beneficial to reduce the square The gap between the column and the building foundation is conducive to the stable connection between the square column and the building foundation; the supporting bottom plate is fixedly connected to the steel cage skeleton in the square column through the connecting rod, thereby ensuring the firmness of the supporting bottom plate and the square column. Connection; the casing is fixed on the support base plate, so that the casing will not be easily displaced when the square column is prefabricated and poured, so as to ensure that the steel bars on the subsequent building foundation are smoothly connected to the casing, which is convenient to improve the square column. Installation efficiency: After the square column is connected with the building foundation, the auxiliary pouring device can be used to successfully seal the annular gap between the square column and the building foundation, so as to facilitate the rapid realization of the on-site installation between the square column and the building foundation. Fast progress of pouring work.

Description of drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are For some of the preferred embodiments of the present invention, for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the overall structure schematic diagram of the present invention;

Figure 2 is a schematic diagram of the overall structure of the support base;

3 is a schematic diagram of the combination of the first right-angled pressing plate and the second right-angled pressing plate;

FIG. 4 is a schematic diagram of the closed state of the gap between the square cylinder and the building foundation realized by pouring the sealing pressure plate assembly;

Figure 5 is a schematic diagram of the state where the inner threaded pipe presses the first right-angled pressure plate on the lower part of the square cylinder through the threaded rod;

Figure 6 is a schematic diagram of the distribution of protective pipes in the first connection hole;

In the picture: 1 square cylinder, 11 plugging rod, 2 supporting bottom plate, 21 first connecting hole, 211 protective pipe, 22 isolation cover, 23 connecting plate, 231 threaded rod, 24 connecting rod, 25 casing, 251 slurry Tube, 252 grouting tube, 31 first right angle plate, 311 outer groove, 32 second right angle plate, 321 inner groove, 33 oblong hole, 34 rubber pad, 35 first through hole, 36 second through hole , 4 auxiliary pressure plate, 5 internal thread pipe, 101 concrete, 102 building foundation, 103 plug-in steel bar.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to specific embodiments and accompanying drawings 1-6. Obviously, the described embodiments are only a part of the preferred embodiments of the present invention, rather than all the implementations. example. Those skilled in the art can make similar modifications without departing from the connotation of the present invention, so the present invention is not limited by the specific embodiments disclosed below.

The present invention provides a prefabricated building column module (as shown in FIG. 1 ), which includes a square column body 1, a docking base and a pouring auxiliary device, and the square column body 1 includes a steel cage skeleton and concrete. The steel cage skeleton The pouring with concrete is the prior art in the field, so here, the prefabricated manufacturing process of the square column 1 will not be described in detail. The upper part of the square column 1 is provided with a number of The plug-in rod 11, the docking base is arranged in the concrete 101 in the lower part of the square cylinder 1, and the docking base includes a supporting bottom plate 2, and a first For the connection hole 21, an isolation cover 22 is arranged outside the first connection hole 21. When the square cylinder 1 is prefabricated, the isolation cover 22 is used to isolate the concrete from entering it, thereby preventing the concrete from blocking the first connection hole 21. Now, when the square cylinder 1 is docked with the building foundation 102, the upper end of the anchoring threaded rod embedded in the building foundation 102 is inserted into the first connecting hole 21, and then, the support base plate 2 and the building foundation 102 are pressed together by nuts. For tight connection, when the square column 1 is hoisted by a crane to realize the position adjustment of the square column 1, in order to prevent the upper thread of the anchoring threaded rod from being scratched or damaged by the inner wall of the first connection hole 21, here, in A protective tube 211 is disposed in the first connection hole 21 . A connecting plate 23 is provided between two adjacent isolation covers 22 , a plurality of insertion holes are arranged on the outer side of the connecting plate 23 , and a connection plate 23 is fixedly arranged on the insertion holes. Coaxial sleeve 25, the upper end of the sleeve 25 is closed, the lower part of the sleeve 25 is connected with the insertion hole, and the sleeve 25 is provided with a grouting pipe 251 and a grouting pipe 252 distributed up and down in sequence, And the grouting pipe 251 and the grouting pipe 252 both pass through the concrete 101 of the square cylinder 1 and communicate with the outside world. The sleeve 25 is used to connect with the plug-in steel bar 103 on the building foundation 102. A number of connecting rods 24 are arranged in the square area enclosed by 23, and the connecting rods 24 are fixedly connected with the steel reinforced dragon skeleton in the square cylinder 1, and the supporting bottom plate 2 is fixedly connected with the steel cage skeleton through the connecting rods 24, The sleeves 25 are fixedly arranged on the support base plate 2 to ensure that the positions of the sleeves 25 are relatively fixed, and then when the square cylinder 1 is poured, the precise positioning of the sleeves 25 is realized, and the positions of the sleeves 25 are accurately positioned, which is beneficial to the subsequent sleeves. 25 is smoothly connected with the plug-in steel bar 103 on the building foundation 102.

The pouring auxiliary device includes a pouring sealing plate assembly, and two threaded rods 231 are provided on the connecting plate 23. The threaded rods 231 are exposed on the outside of the concrete 101 of the square cylinder 1. To facilitate the separation of the threaded rod 231 from the concrete 101 , an isolation pipe sleeved on the outer side of the threaded rod 231 can be fixed on the connecting plate 23 , and the pouring and sealing pressing plate assembly can be connected to the square cylinder 1 through the threaded rod 231 . The concrete 101 is connected, and the sealing pressing plate is used to seal the outer side of the gap between the supporting bottom plate 2 and the upper part of the building foundation 102 for fixing the square column 1 .

In this specific implementation, the specific implementation of the casting and sealing pressure plate assembly is as follows: the casting and sealing pressure plate assembly includes a first right-angled pressure plate 31 and a second right-angled pressure plate 32, the first right-angled pressure plate 31 and the second right-angled pressure plate 31 The pressing plates 32 are fastened end to end on the outer side of the lower part of the square cylinder 1 in sequence. Specifically, the first right-angled pressing plate 31 and the second right-angled pressing plate 32 are correspondingly fastened to the four right-angle tops of the square cylinder 1 . At the corners, the first right-angled pressing plate 31 and the second right-angled pressing plate 32 are respectively provided with an oblong hole 33 corresponding to the threaded rod 231, and the inner diameter of the oblong hole 33 is larger than the diameter of the threaded rod 231, thereby facilitating the When the first right-angled pressing plate 31 and the second right-angled pressing plate 32 are fastened to the outside of the square cylinder 1 , the position adjustment is realized, and generally the first right-angled pressing plate 31 and the second right-angled pressing plate 32 are closely attached to the concrete 101 . , the long-term holes 33 are vertically distributed, which is beneficial to adjust the position of the first right-angled pressing plate 31 and the second right-angled pressing plate 32 in the vertical direction, and then facilitate the realization of the first right-angled pressing plate 31 and the second right-angled pressing plate 32. The sealing of the annular gap between the cylindrical body 1 and the building foundation 102, when adjusting the first right-angled pressure plate 31 and the second right-angled pressure plate 32, the upper parts of the two will not block the grouting pipe 252, and in the oblong hole 33 is sleeved with an internally threaded pipe 5 that is matched with the threaded rod 231. By rotating the internal threaded pipe 5, the first right-angled pressure plate 31 and the second right-angled pressure plate 32 can be pressed on the square cylinder 1. An outer groove 311 is respectively provided on the outer sides of the ends of the two right-angled plates of the first right-angled pressing plate 31 , and an outer groove 311 is respectively provided on the inner sides of the ends of the two right-angled plates of the second right-angled pressing plate 32 . The inner groove opposite to the groove 311, the right angle plate 31 of the first right angle pressing plate and the right angle plate 32 of the second right angle pressing plate can be fastened together through the corresponding outer groove 311 and the inner groove 321, the first After the outer groove 311 on the right-angle pressing plate 31 and the inner groove 321 on the second right-angle pressing plate 32 are buckled together, the corresponding relationship between the right-angle plate of the first right-angle pressing plate 31 and the second right-angle pressing plate 32 is realized. Butt joint of the right-angle plates, and the thickness of the butt joint is basically equal to the thickness of the right-angle plate of the first right-angle platen 31 and the thickness of the right-angle plate of the second right-angle platen 32. In practical applications, in order to improve the internal thread The stable pressing force of the tube 5 on the first right-angled pressing plate 31 and the second right-angled pressing plate 32. Here, an auxiliary The pressure plate 4, and the auxiliary pressure plate 4 is sleeved on the corresponding two inner threaded pipes 5, the auxiliary pressure plate 4 can be compressed by rotating the inner threaded pipe 5, and the auxiliary pressure plate 4 further realizes the first straight line. The pressing of the angle-shaped pressing plate 31 and the second right-angled pressing plate 32 .

After the first right-angled pressing plate 31 and the second right-angled pressing plate 32 are used to seal the gap between the square cylinder 1 and the building foundation 102, in order to facilitate the pouring of the interior of the isolation cover 22, here, in the described The first right-angled pressing plate 31 and the second right-angled pressing plate 32 are respectively provided with two upper and lower first through holes 35 and second through holes 36 . The first through holes 35 and the second through holes 36 correspond to the corresponding The interior of the isolation cover 22 communicates with each other. During pouring, concrete is poured into the isolation cover 22 through the second through hole 36. When concrete emerges from the first through hole 35, the pouring is stopped.

Further, in order to improve the close fit between the inner side of the first right-angled pressing plate 31 and the second right-angled pressing plate 32 and the outer side of the square column 1 and the building foundation 102, here, in the first right-angled pressing plate 31 and the second A layer of rubber pads 34 is arranged on the inner surface of the right-angle pressing plate 32 , and through holes corresponding to the oblong hole 33 and the first through hole 35 and the second through hole 36 are arranged on the 34 .

When the square column 1 is fixed on the building foundation 102 , the first right-angled pressing plate 31 and the second right-angled pressing plate 32 can be removed from the lower part of the square column 1 , and the square column 1 is to be docked with the building foundation 102 After completion, use the anchoring threaded rod in the isolation cover 22 to realize the preliminary fixed connection between the square cylinder 1 and the building foundation 102. After the square cylinder 1 is preliminarily fixed, the inner threaded pipe 5 and the auxiliary pressure plate 4 are used to connect the square cylinder 1. The first right-angled pressing plate 31 and the second right-angled pressing plate 32 are stably fixed on the periphery of the gap between the square cylinder 1 and the building foundation 102, so as to realize the sealing of the gap. Concrete is poured into the gap between the pipe 25 and the square cylinder 1 and the building foundation 102. At the same time, concrete is also poured into the isolation cover 22. After the concrete is solidified, the first right-angled pressing plate 31 and the second right-angled pressing plate 32 can be placed. It is disassembled from the square column body 1, and then the pouring connection between the square column body 1 and the building foundation 102 is completed.

Except for the technical features described in the specification, they are all known technologies by those skilled in the art.

The preferred embodiments and embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments and embodiments. For those skilled in the art, without departing from the present invention Under the premise of the concept, several improvements and modifications can also be made, and these improvements and modifications should also be regarded as the protection scope of the present invention.

Claims (6)

1. A prefabricated building column module, comprising a square column, the square column includes a steel cage skeleton and concrete, and a plurality of plug-in rods fixedly connected with the steel cage frame are provided on the upper part of the square column, which It is characterized in that the column module further comprises a docking base and a pouring auxiliary device, the docking base is arranged in the concrete of the lower part of the square cylinder, and the docking base comprises a supporting bottom plate, which is located at the four top corners of the supporting bottom plate. A first connection hole is respectively provided at each of the first connection holes, an isolation cover is arranged on the outside of the first connection hole, a connection plate is arranged between two adjacent isolation covers, and a plurality of The insertion hole, a sleeve coaxial with the insertion hole is fixedly arranged on the insertion hole, the upper end of the sleeve is closed, and the slurry outlet pipes and The grouting pipe, and the grouting pipe and the grouting pipe pass through the concrete of the square cylinder and communicate with the outside world. Several connecting rods are arranged in the square area enclosed by the four connecting plates. The reinforced dragon skeleton in the square cylinder is fixedly connected; the pouring auxiliary device includes a pouring sealing pressing plate assembly, and two threaded rods are arranged on the connecting plate, and the threaded rods are exposed on the outer side of the concrete of the square cylinder, The pouring and sealing pressing plate assembly can be connected with the concrete of the square cylinder through a threaded rod, and the pouring and sealing pressing plate is used to block the outer side of the gap between the supporting bottom plate and the upper part of the building foundation for fixing the square cylinder. 2 . The prefabricated building column module according to claim 1 , wherein the pouring and sealing pressure plate assembly comprises a first right angle pressure plate and a second right angle pressure plate, and the first right angle pressure plate and the second right angle pressure plate The right-angle pressing plates are connected end-to-end and fastened on the outer side of the lower part of the square cylinder in sequence, and the first right-angle pressing plate and the second right-angle pressing plate are respectively provided with oblong holes corresponding to the threaded rods. An inner threaded pipe matched with the threaded rod is sleeved in the oblong hole, and the first right-angled pressure plate and the second right-angled pressure plate can be pressed against the square cylinder by rotating the inner threaded pipe. An outer groove is respectively set on the outer sides of the ends of the two right-angle plates of the right-angle pressure plate, and an inner groove opposite to the outer groove is respectively set on the inner sides of the ends of the two right-angle plates of the second right-angle pressure plate. The right-angled plates of the first right-angled pressing plate and the right-angled plates of the second right-angled pressing plate can be fastened together through corresponding outer grooves and inner grooves. 3. A prefabricated building column module according to claim 2, characterized in that, two upper and lower first through holes and a first through hole and a second upper and lower plate are respectively provided on the first right-angled pressing plate and the second right-angled pressing plate. Two through holes, the first through hole and the second through hole respectively communicate with the interior of the corresponding isolation cover. 4. A prefabricated building column module according to claim 3, wherein an auxiliary pressure plate is provided on the outer side of the buckle of the first right-angle pressure plate and the second right-angle pressure plate, and the auxiliary pressure plate is The pressure plate is sleeved on the corresponding two inner thread pipes. 5 . The prefabricated building column module according to claim 1 , wherein a layer of rubber pads are provided on the inner surfaces of the first right-angled pressing plate and the second right-angled pressing plate. 6 . 6 . The prefabricated building column module according to claim 1 , wherein a protective tube is arranged in the first connection hole. 7 .

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