CN115142556A - Assembly type building supporting seat in building engineering and installation method thereof - Google Patents

Abstract

The invention discloses a prefabricated building support base in a construction project and an installation method thereof. The support base comprises support legs, four support legs are arranged, and a first cross bar and a first cross bar are fixedly connected between two adjacent support legs. In the second cross bar, a limit plate is arranged above one side of the support leg, the bottom of the limit plate is fixedly connected with a fixing seat, one side of the first cross bar is fixedly connected with a connecting seat, and the center of the connecting seat is rotatably connected with a connecting shaft, One end of the connecting shaft is fixedly connected with a connecting sleeve, the center of the fixed seat is rotatably connected with a connecting rod, one end of the connecting rod passes through the connecting sleeve, the limit plate is provided with ground anchor bolts, and the top of the limit plate is also provided with an anti-vibration base. The top of the anti-vibration base is provided with a column fixing bottom plate, and the invention relates to the technical field of construction engineering. The prefabricated building support seat in the construction project solves the problems that the existing ground anchor bolts are inconvenient to fix and easily offset, and improves the seismic resistance.

Description

A prefabricated building support base in a construction project and an installation method thereof

technical field

The invention relates to the technical field of construction engineering, in particular to a prefabricated building support seat in construction engineering and an installation method thereof.

Background technique

Prefabricated buildings refer to the transfer of a large number of on-site operations in traditional construction methods to factories, where building components and accessories (such as floors, wall panels, stairs, balconies, etc.) are processed and fabricated, and transported to the construction site. Reliable connections A building assembled and installed on site. However, in prefabricated buildings, columns and beams are indispensable and important structures that bear the heavy responsibility of supporting the entire building. When installing the column, in order to ensure the stability of the column, the column support seat is usually prefabricated. However, in the existing support seat, the ground anchor bolts are usually dug in the ground and filled with concrete, which is inconvenient to fix the ground anchor bolts. , It is also prone to offset during the pouring process, resulting in great changes. At the same time, the existing column support base does not have the ability to resist earthquakes, so it is difficult to deal with earthquakes.

SUMMARY OF THE INVENTION

(1) Technical problems solved

Aiming at the deficiencies of the prior art, the present invention provides a prefabricated building support base in a construction project and an installation method thereof, which solves the problems of inconvenient fixation and easy deviation of the existing ground anchor bolts, and improves the earthquake resistance.

(2) Technical solutions

In order to achieve the above purpose, the present invention is achieved through the following technical solutions: a prefabricated building support base in a construction project, including support legs, the support legs are provided with four, and the two adjacent support legs are fixedly connected. There are a first cross bar and a second cross bar, a limit plate is arranged above one side of the support leg, the bottom of the limit plate is fixedly connected with a fixing seat, and one side of the first cross bar is fixedly connected with a connection The center of the connecting seat is rotatably connected with a connecting shaft, one end of the connecting shaft is fixedly connected with a connecting sleeve, the center of the fixed seat is rotatably connected with a connecting rod, and one end of the connecting rod passes through the connecting sleeve, so The surface of the connecting rod is threadedly connected with fixing nuts, the fixing nuts are arranged at both ends of the connecting sleeve, the ground anchor bolts are arranged in the limit plate, and the top of the limit plate is also provided with an anti-vibration base, the anti-vibration base The top is provided with a column fixing bottom plate.

Preferably, the anti-vibration base includes a fixing box, a first fixing sleeve and a second fixing sleeve are fixedly connected to the bottom of the inner wall of the fixing box, the first fixing sleeve corresponds to the position of the ground anchor bolt, and the ground anchor A locking nut is threaded on the surface of the bolt and located in the first fixing sleeve, a tightening bolt is arranged in the second fixing sleeve, a shock absorbing block is arranged in the fixing box, and the top of the shock absorbing block is arranged with A shock absorbing plate, the column fixing bottom plate is arranged on the top of the shock absorbing plate, and the threaded section of the fastening bolt extends to the top of the column fixing bottom plate.

Preferably, the shock-absorbing block is a rubber block, the shock-absorbing plate is a rubber pad, and the fastening bolt is made of ordinary carbon structural steel.

Preferably, the surface of the shock absorbing plate is provided with through holes adapted to the first fixing sleeve and the second fixing sleeve, and the distance between the top of the second fixing sleeve and the top of the shock absorbing plate is 5-15 mm.

Preferably, a sleeve is fixedly connected to the surface of the limiting plate at the corresponding position of the ground anchor bolt, and a level bubble is provided in the center of the top of the limiting plate.

A method for installing a prefabricated building support seat in a construction project, comprising the following steps:

S1. Put the frame composed of the support legs, the first cross bar and the second cross bar into the foundation pit, and adjust and fix the position of the limit plate;

S2. Pass the ground anchor bolts through the bottom of the limit plate and fix them with ground anchor nuts;

S3. Pour concrete into the foundation pit and solidify;

S4. Remove the ground anchor nut and install the anti-vibration base on the top of the limit plate;

S5. Install the column and fasten it with nuts.

Preferably, in step S1, one end of the connecting rod is passed through the connecting sleeve, and the position of the limiting plate is adjusted and fixed by adjusting the position of the fixing nut.

Preferably, in step S2, if the inner space of the foundation pit is small, the ground anchor bolts can be passed through the limit plate before installing the limit plate.

Preferably, in step S4, the anti-vibration base is fixed by a locking nut.

Preferably, in step S5, when the column is installed, the column fixing bottom plate at the bottom of the column is aligned and placed on the anti-vibration base, and then fixed with corresponding nuts.

(3) Beneficial effects

The invention provides a prefabricated building support seat in a construction project and an installation method thereof. Has the following beneficial effects:

Through the frame composed of the support legs, the first cross bar and the second cross bar, a connecting rod is arranged at the bottom of the limit plate, and a rotatable connecting sleeve is arranged on one side of the first cross bar, so that the position of the limit plate can be adjusted. Adjustment and fixation avoid the problems of inconvenient fixation of ground anchor bolts and easy deviation during construction, and ensure accurate positioning of ground anchor bolts; in addition, an anti-vibration base is set up, which is made of ordinary carbon structural steel when an earthquake occurs. The anchor bolts are broken, and the rigid connection is changed to a flexible connection, which realizes energy absorption and reduces the destructiveness of the earthquake. The ground anchor bolts still limit and fix the limit plate to ensure the reliability of the connection.

Description of drawings

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

Fig. 2 is the internal structure schematic diagram of the present invention;

Fig. 3 is the enlarged view of A place in Fig. 2 of the present invention;

4 is a schematic diagram of the connection between the support leg and the first cross bar and the second cross bar according to the present invention;

Fig. 5 is the structural schematic diagram of the limiting plate of the present invention;

FIG. 6 is a schematic diagram of the top structure of the shock absorbing plate of the present invention.

In the figure: 1-support leg, 2-first crossbar, 3-second crossbar, 4-limiting plate, 5-fixed seat, 6-connecting seat, 7-connecting shaft, 8-connecting sleeve, 9- Connecting rod, 10-fixing nut, 11-ground anchor bolt, 12-fixing box, 13-cylinder fixing bottom plate, 14-first fixing sleeve, 15-locking nut, 16-second fixing sleeve, 17-fastening Bolts, 18-shock block, 19-shock plate, 20-sleeve, 21-level bubble.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

1-6, the present invention provides a technical solution: a prefabricated building support base in a construction project, comprising support legs 1, four support legs 1 are provided, and between two adjacent support legs 1 A first cross bar 2 and a second cross bar 3 are fixedly connected to form a frame, which can be put into the foundation pit. A limit plate 4 is arranged above one side of the support leg 1, and the bottom of the limit plate 4 is fixedly connected with a fixed seat 5 One side of the first cross bar 2 is fixedly connected with a connecting seat 6, the center of the connecting seat 6 is rotatably connected with a connecting shaft 7, one end of the connecting shaft 7 is fixedly connected with a connecting sleeve 8, and the center of the fixed seat 5 is rotatably connected with a connecting rod 9. One end of the connecting rod 9 passes through the connecting sleeve 8, the surface of the connecting rod 9 is threadedly connected with a fixing nut 10, and the length of the connecting rod 9 passing through the connecting sleeve 8 is adjusted through the fixing nut 10, so that the position of the limit plate 4 can be adjusted , a sleeve 20 is fixedly connected to the surface of the limit plate 4 and is located at the corresponding position of the ground anchor bolt 11, a level bubble 21 is arranged in the center of the top of the limit plate 4, and the fixing nuts 10 are arranged on both ends of the connecting sleeve 8. The limit plate 4 is provided with ground anchor bolts 11, the ground anchor bolts 11 pass through the sleeve 20, the positioning of the ground anchor bolts 11 is realized through the limit plate 4, and the exposed height of the ground anchor bolts 11 can be connected by the surface of the ground anchor bolts 11. The nut is adjusted; the top of the limit plate 4 is also provided with an anti-vibration base, and the top of the anti-vibration base is provided with a column fixing bottom plate 13 .

The anti-vibration base includes a fixing box 12. The bottom of the inner wall of the fixing box 12 is fixedly connected with a first fixing sleeve 14 and a second fixing sleeve 16. The first fixing sleeve 14 corresponds to the position of the ground anchor bolt 11. The surface of the ground anchor bolt 11 is A locking nut 15 is threaded in the first fixing sleeve 14, and the fixing box 12 can be fixed by the locking nut 15. The second fixing sleeve 16 is provided with a tightening bolt 17, and the tightening bolt 17 is made of ordinary carbon Structural steel, the threaded section of the fastening bolt 17 extends to the top of the column fixing bottom plate 13, which ensures that the column can be fixed when no earthquake occurs, and the stability of the column connection is ensured. The fixing bolts 17 are broken due to excessive force. A shock absorbing block 18 is arranged in the fixing box 12, a shock absorbing plate 19 is arranged on the top of the shock absorbing block 18, and the column fixing bottom plate 13 is arranged on the top of the shock absorbing plate 19. The block 18 is a rubber block, and the shock-absorbing plate 19 is a rubber pad. The shock-absorbing block 18 and the shock-absorbing plate 19 support the column fixed bottom plate 13, absorb seismic waves, and reduce the impact of earthquakes on the column.

The surface of the shock-absorbing plate 19 is provided with a through hole adapted to the first fixing sleeve 14 and the second fixing sleeve 16, and the distance between the top of the second fixing sleeve 16 and the top of the shock-absorbing plate 19 is 5-15mm, which ensures the use of After the fastening bolts 17 are fixed to the column fixing bottom plate 13 , the bottom of the column fixing bottom plate 13 is in contact with the top of the second fixing sleeve 16 , so as to realize a stable connection to the column body fixing bottom plate 13 and ensure the stability of the connection.

A method for installing a prefabricated building support seat in a construction project, comprising the following steps:

S1. Put the frame composed of the support legs, the first cross bar and the second cross bar into the foundation pit, and adjust and fix the position of the limit plate;

S2. Pass the ground anchor bolts through the bottom of the limit plate and fix them with ground anchor nuts;

S3. Pour concrete into the foundation pit and solidify;

S4. Remove the ground anchor nut and install the anti-vibration base on the top of the limit plate;

S5. Install the column and fasten it with nuts.

In step S1, one end of the connecting rod is passed through the connecting sleeve, and the position of the limiting plate is adjusted and fixed by adjusting the position of the fixing nut.

In step S2, if the inner space of the foundation pit is small, the ground anchor bolts can be passed through the limit plate before installing the limit plate.

In step S4, the anti-vibration base is fixed by a locking nut.

In step S5, when the column is installed, the column fixing bottom plate at the bottom of the column is aligned and placed on the anti-vibration base, and then fixed with corresponding nuts.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. Without further limitation, an element defined by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. A prefabricated building support base in a construction project, comprising support legs (1), the support legs (1) are provided with four, and the first two adjacent support legs (1) are fixedly connected. The cross bar (2) and the second cross bar (3) are characterized in that: a limit plate (4) is arranged above one side of the support leg (1), and the bottom of the limit plate (4) is fixedly connected with a A fixed seat (5), a connecting seat (6) is fixedly connected to one side of the first cross bar (2), a connecting shaft (7) is rotatably connected to the center of the connecting seat (6), and the connecting shaft ( One end of 7) is fixedly connected with a connecting sleeve (8), the center of the fixing seat (5) is rotatably connected with a connecting rod (9), and one end of the connecting rod (9) passes through the connecting sleeve (8), the The surface of the connecting rod (9) is threadedly connected with fixing nuts (10), the fixing nuts (10) are arranged on both ends of the connecting sleeve (8), and ground anchor bolts (11) are arranged in the limiting plate (4). ), the top of the limiting plate (4) is also provided with a shock-proof base, and the top of the shock-proof base is provided with a column fixing bottom plate (13). 2. The prefabricated building support base in a construction project according to claim 1, wherein the shockproof base comprises a fixing box (12), and the bottom of the inner wall of the fixing box (12) is fixedly connected with a first A fixing sleeve (14) and a second fixing sleeve (16), the first fixing sleeve (14) corresponds to the position of the ground anchor bolt (11), the surface of the ground anchor bolt (11) is located on the first The fixing sleeve (14) is internally threaded with a locking nut (15), the second fixing sleeve (16) is provided with a fastening bolt (17), and the fixing box (12) is provided with a damping block (18) ), the top of the shock-absorbing block (18) is provided with a shock-absorbing plate (19), the column fixing bottom plate (13) is provided on the top of the shock-absorbing plate (19), the fastening bolts (17) The threaded section extends to the top of the column fixing bottom plate (13). 3. The prefabricated building support seat in a construction project according to claim 2, wherein the shock-absorbing block (18) is a rubber block, and the shock-absorbing plate (19) is a rubber pad, so The fastening bolts (17) are made of ordinary carbon structural steel. 4. A prefabricated building support seat in a construction project according to claim 2, characterized in that: the surface of the shock-absorbing plate (19) is provided with a first fixing sleeve (14) and a second fixing sleeve (16) An adapted through hole, the distance between the top of the second fixing sleeve (16) and the top of the shock-absorbing plate (19) is 5-15 mm. 5. A prefabricated building support seat in a construction project according to claim 1, characterized in that: a sleeve is fixedly connected to the surface of the limit plate (4) and is located at the corresponding position of the ground anchor bolt (11). (20), a level bubble (21) is provided in the center of the top of the limiting plate (4). 6. A method for installing a prefabricated building support seat in a construction project, characterized in that: comprising the following steps: S1. Put the frame composed of the support legs, the first cross bar and the second cross bar into the foundation pit, and adjust and fix the position of the limit plate; S2. Pass the ground anchor bolts through the bottom of the limit plate and fix them with ground anchor nuts; S3. Pour concrete into the foundation pit and solidify; S4. Remove the ground anchor nut and install the anti-vibration base on the top of the limit plate; S5. Install the column and fasten it with nuts. 7. The method for installing a prefabricated building support seat in a construction project according to claim 6, wherein in step S1, one end of the connecting rod is passed through the connecting sleeve, and the position of the fixing nut is adjusted to limit The position of the bit plate is adjusted and fixed. 8. The method for installing a prefabricated building support seat in a construction project according to claim 6, characterized in that: in step S2, if the inner space of the foundation pit is small, the ground anchor bolts can be pierced through before installing the limit plate. limit board. 9 . The method for installing a prefabricated building support base in a construction project according to claim 6 , wherein in step S4 , the anti-vibration base is fixed by a locking nut. 10 . 10. The method for installing a prefabricated building support seat in a construction project according to claim 6, characterized in that: in step S5, the column fixing bottom plate at the bottom of the column is aligned and placed on the column during installation of the column. On the anti-vibration base, then fix it with the corresponding nut.

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