CN207919556U - A kind of device for controlling steel column center and adjusting steel column deflection - Google Patents

Abstract

The utility model discloses a device for controlling the center of a steel column and adjusting the deflection of the steel column, comprising: a fixed support platform for fixing the steel column and connecting platform components; an adjustable support foot for supporting and leveling the above-mentioned Fixed support platform; clamshell-type circular deck, used to fix the steel column; adjusting fixing bolt, used for the verticality control adjustment and final fixation of the steel column. When working, use the clamshell-type circular deck to initially fix the steel column, and lower the steel column to a fixed elevation to measure and read the inclination value of the steel column; use the adjusting fixing bolt to control and adjust the deflection of the steel column for final fixation, and measure and read the inclination value of the steel column , to ensure the verticality of the steel column. This scheme is used as an underground column installation verticality control and adjustment device, which reduces the process of jack and its top plate processing and installation, and can adapt to the environmental requirements of most sites, reduces the restrictions on the geological conditions of the steel column site, and meets the steel column tilt control accuracy requirements .

Description

A device for controlling the center of a steel column and adjusting the deflection of the steel column

technical field

The utility model relates to the technical field of steel column construction in construction engineering, in particular to a device for controlling the center of the steel column and adjusting the deflection of the steel column.

Background technique

When the construction project adopts the reverse method of one pile and one column structure, the underground part is usually constructed by inserting steel columns in advance, and then outsourcing the steel columns during the excavation process. In order to ensure the smooth and safe construction of the upper structure, This process requires that the inclination of the steel column is generally controlled within 1/500 to 1/400.

The steel column is generally installed and constructed by hoisting and aligning with the center line, and the verticality is adjusted by the pre-embedded jack. According to the geological survey report and construction status, install the threaded jack at the position of the stratum with better soil quality. However, the traditional steel column installation and verticality adjustment methods have high requirements on the site, high cost, and cumbersome procedures.

Therefore, how to effectively adjust and control the verticality of the center of the steel column has become an urgent problem to be solved by those skilled in the art.

Utility model content

In view of this, the utility model provides a device for controlling the center of the steel column and adjusting the deflection of the steel column, so as to effectively adjust and control the deviation of the center of the steel column and the verticality of the steel column.

In order to achieve the above object, the utility model provides the following technical solutions:

A device for controlling the center of a steel column and adjusting the deflection of the steel column, comprising:

Fixed support platform;

A clamshell-type circular deck rotatably mounted on the fixed support platform, on which is provided a round hole for fixing the steel column;

It can be slidably installed on the fixed support platform, and is used for clamping the adjustment fixing bolt of the steel column.

Preferably, the center of the round hole of the flip-type circular card seat is consistent with the center of the fixed support platform when it is rotated to the state of fixing the steel column.

Preferably, the number of the adjusting fixing pins is multiple, and they are distributed symmetrically about the center of the fixing support platform.

Preferably, the plurality of adjusting fixing pins are symmetrically distributed about the center of the fixing support platform in the same horizontal plane.

Preferably, a plurality of said adjusting fixing pins are respectively arranged in parallel at different heights of said fixing support platform.

Preferably, the adjusting fixing bolt has an arc pressing mechanism for matching with the steel column.

Preferably, it also includes platform adjustable support feet installed on the fixed support platform.

Preferably, it also includes a steel column inclinometer for installation on the steel column, and the steel column inclinometer includes an instrument shield and a spirit level inside.

Preferably, the steel column inclinometer further includes fixing bolts for connecting and fixing the instrument shield to the steel column.

It can be seen from the above technical solution that the device for controlling the center of the steel column and adjusting the deflection of the steel column provided by the utility model (hereinafter referred to as the control and adjustment device) includes: a fixed support platform, an adjustable support foot for the platform, a flip-type round Shaped card holder and adjustment fixing bolt. Among them, the fixed support platform is used to fix the steel column and connect the platform components. The adjustable supporting feet of the platform are located below the fixed support platform and are used for supporting and leveling the above fixed support platform. When installing the steel column, measure and position the position of the control and adjustment device synchronously to ensure that the center of the control and adjustment device is consistent with the center of the pile position. After the installation of the pile hole and the reinforcement cage is completed, install the control steel column center and adjust the steel column deflection device at the drilled hole of the cast-in-place pile, and fix the steel column with a flip-type circular clamp. The deflection of the steel column is adjusted by adjusting the fixed bolt, and the inclination value of the steel column is measured to ensure the verticality of the steel column, which reduces the process of jack and its top plate processing and installation, and can adapt to most site environmental requirements, reducing the need for steel column site geology Conditional constraints, to meet the steel column inclination control accuracy requirements.

The steel column inclinometer device for controlling the center of the steel column and adjusting the steel column deflection device provided by the utility model puts the level meter in the instrument protective cover, avoids damage to the inclinometer, and uses fixing bolts to fix the steel column , It can continuously measure and read the inclination value of the steel column wirelessly.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is the working diagram of the device for controlling the center of the steel column and adjusting the deflection of the steel column provided by the embodiment of the present invention;

Among them, 1 is the adjustable fixed bolt, 2 is the adjustable support foot of the platform, 3 is the flip-type circular deck, and 4 is the fixed support platform;

Figure 2 is a schematic diagram of the internal structure of the device for controlling the center of the steel column and adjusting the deflection of the steel column provided by the embodiment of the present invention;

Fig. 3 is a working diagram of the steel column inclinometer provided by the embodiment of the present invention.

Wherein, 21 is a spirit level, 22 is an instrument protective cover, and 23 is a fixing bolt.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The core improvement points of the device for controlling the center of the steel column and adjusting the deflection of the steel column provided by the embodiment of the present invention include:

Fixed support platform 4, used for fixing steel columns and connecting platform components;

The clamshell-type circular deck 3 that is rotatably mounted on the fixed support platform 4 is provided with a round hole for fixing the steel column, and its structure can be shown in Fig. 1 and Fig. 2;

It can be slidably installed on the fixed support platform 4, and is used for clamping the adjustment fixing bolt 1 of the steel column.

The working principle and working process of the device for controlling the center of the steel column and adjusting the deflection of the steel column are as follows:

When installing the steel column, measure and locate the position of the control adjustment device synchronously to ensure that the fixed center of the steel column is consistent with the center of the pile position; Device; adjust and release the steel column to the hole position of the pile hole, so that the steel column passes through the control adjustment device, and keep the steel column in a natural hanging state, and measure and read the initial value of the steel column inclination;

Use the clamshell-type circular deck 3 to initially fix the steel column, and lower the steel column to a fixed elevation, measure and read the inclination value of the steel column; use the adjustment fixing bolt 1 to control and adjust the deflection of the steel column for final fixation, and measure and read the inclination value of the steel column. Ensure the verticality of steel posts. This scheme reduces the process of jack and its top plate processing and installation, and can adapt to the environmental requirements of most sites, reduces the restrictions on the geological conditions of the steel column site, and meets the steel column tilt control accuracy requirements.

It can be seen from the above-mentioned technical scheme that the device for controlling the center of the steel column and adjusting the deflection of the steel column provided by the embodiment of the utility model, when installing the steel column, simultaneously measures the position of the positioning control adjustment device to ensure that the center of the control adjustment device is consistent with the The center of the pile position is consistent. After the installation of the pile hole and the reinforcement cage is completed, install the control steel column center and adjust the steel column deflection device at the drilled hole of the cast-in-place pile, and fix the steel column with a flip-type circular clamp. The deflection of the steel column is adjusted by adjusting the fixed bolt, and the inclination value of the steel column is measured to ensure the verticality of the steel column, which reduces the process of jack and its top plate processing and installation, and can adapt to most site environmental requirements, reducing the need for steel column site geology Conditional constraints, to meet the steel column inclination control accuracy requirements.

As a preference, the center of the round hole of the clamshell-type circular card holder 3 rotates to the state of fixing the steel column is consistent with the center of the fixed support platform 4 , and its structure can be shown in FIG. 1 and FIG. 2 . So set, when using, the center of the fixed support platform 4 is consistent with the center of the pile position to ensure positioning and easy to operate.

In order to further optimize the above-mentioned technical scheme, the number of adjusting fixing bolts 1 is multiple, and the distribution is symmetrical about the center of the fixing support platform 4, and the verticality of the steel column can be adjusted and controlled from multiple angles, which can meet the environmental requirements of most sites. Reduce the restrictions on the geological conditions of the steel column site, and meet the steel column tilt control accuracy requirements.

In this embodiment, a plurality of adjusting fixing bolts 1 are symmetrically distributed about the center of the fixed support platform 4 in the same horizontal plane. Specifically, there may be four sets at intervals of 90°, and the structures thereof may be shown in FIG. 1 and FIG. 2 . Of course, more than four adjusting fixing bolts 1 can be set, thereby increasing the tilt adjustment accuracy.

Preferably, a plurality of adjusting and fixing bolts 1 are arranged in parallel at different heights of the fixing support platform 4, so as to improve the accuracy and reliability of adjusting and fixing. Its structure can be shown with reference to FIG. 1 and FIG. 2 , here it is located above and below the fixed support platform 4 .

In order to further optimize the above-mentioned technical solution, the adjusting fixing bolt 1 has an arc surface pressing mechanism for cooperating with the steel column, so as to increase the contact area and improve the adjustment accuracy and reliability. As shown in Fig. 1 and Fig. 2, one end of the adjusting fixed bolt 1 is the above-mentioned arc surface pressing mechanism, and the other end is a handle for easy operation.

The device for controlling the center of the steel column and adjusting the deflection of the steel column provided by the embodiment of the utility model also includes a platform adjustable support foot 2 installed on the fixed support platform 4 for supporting and leveling the fixed support platform 4 . Specifically, it can be located below the fixed support platform 4 , and the fixed support platform 4 can be leveled from four angles, and its structure can be shown in FIG. 1 and FIG. 2 .

The device for controlling the center of the steel column and adjusting the deflection of the steel column provided by the embodiment of the utility model also includes a steel column inclination measuring device installed on the steel column, which can continuously measure and read the inclination value of the steel column, so as to make corresponding adjustments ; The steel column inclinometer device includes an instrument shield 22 and a level 21 placed inside it, and its structure can be shown in FIG. 3 . In this solution, the spirit level 21 is placed in the instrument protective cover 22 to avoid external damage to the spirit level 21 . The level 21 can measure the angle of inclination and transmit the data wirelessly.

Specifically, the steel column inclinometer device also includes fixing bolts 23 for connecting and fixing the instrument shield 22 with the steel column, which is firm and reliable. Fixing bolt 23 can adopt threaded connection or welding to fix.

As an optimization, the instrument shield 22 is welded with steel plates. Of course, other materials with higher structural strength can be used.

Below in conjunction with specific embodiment this scheme is further introduced:

Please refer to Figure 1 and Figure 2, the utility model provides a device for controlling the center of the steel column and adjusting the deflection of the steel column, including a fixed support platform 4, an adjustable support foot 2 for the platform, a flip-type circular card seat 3, and an adjustment Fixed bolt 1; Among them, the fixed support platform 4 is used to fix the steel column and connect the platform components; the adjustable support foot 2 of the platform is located below the fixed support platform 4, and is used to support and level the above-mentioned fixed support Platform 4; clamshell-type circular deck 3 for fixing the steel column; adjustment fixing bolt 1, located above and below the fixed support platform 4, and four horizontal and vertical adjustment fixing bolts 1 are set for the steel column vertical degree control adjustment.

The working principle and working process of the device for controlling the center of the steel column and adjusting the deflection of the steel column are as follows:

The fixed support platform 4 is used for fixing the steel column and connecting the platform components. Platform adjustable support feet 2 are located below the fixed support platform 4 and are used to support and level the above fixed support platform 4 . When the steel column is installed, the position of the positioning control adjustment device is measured synchronously to ensure that the center of the control device is consistent with the center of the pile position. After the pile holes and reinforcement cages of cast-in-place piles are installed, install the control steel column center and adjust the steel column deflection device at the drilled hole of the cast-in-place pile; adjust the steel column to the pile hole, so that the steel column passes through the control device, And keep the steel column in a natural hanging state, measure and read the initial value of the inclination of the steel column; use the flip-type circular deck 3 to fix the steel column, and lower the steel column to a fixed elevation, measure and read the inclination value of the steel column; adjust the fixed bolt 1 to adjust If the steel column is deflected, measure and read the inclination value of the steel column to ensure the verticality of the steel column.

Further, in this embodiment, the adjustable support feet 2 of the fixed support platform can level the fixed support platform 4 from four angles.

As an optimization, in this embodiment, the adjustment fixing bolt 1 is connected to the fixed support platform 4, and the adjustment fixing bolt 1 can adjust and control the verticality of the steel column from 4 angles, which can adapt to the environmental requirements of most sites and reduce the need for steel The limitation of the geological conditions of the column site meets the requirements of the steel column inclination control accuracy. Of course, more than four adjusting fixing bolts 1 can be set, thereby increasing the tilt adjustment accuracy.

In addition, this application also discloses a steel column inclinometer device, as shown in FIG. 3 , which includes a level 21 , an instrument protective cover 22 and fixing bolts 23 .

Further, in this embodiment, the inclinometer 21 is placed in the instrument protective cover 22 to avoid damage to the inclinometer 21, and is fixed to the steel column with the fixing bolt 23, so that the inclination value of the steel column can be continuously measured.

As an optimization, the instrument shield 22 is welded with steel plates. Of course, other materials with higher structural strength can be used.

Further, the fixing bolt 23 can be fixed by screw connection or welding.

To sum up, the embodiment of the utility model discloses a device for controlling the center of the steel column and adjusting the deflection of the steel column, including: a fixed support platform for fixing the steel column and connecting platform components; the adjustable support feet of the platform, It is used to support and level the above-mentioned fixed support platform; the flip-type circular deck is used to fix the steel column; the adjustment fixing bolt is used to control the verticality of the steel column and finally fix it. When working, use a clamshell-type circular deck to initially fix the steel column, and lower the steel column to a fixed elevation to measure and read the inclination value of the steel column; use the adjustment fixing bolt to control the deflection of the steel column for final fixation, and measure and read the inclination value of the steel column , to ensure the verticality of the steel column. This scheme is installed as a verticality control and adjustment device for underground columns, which reduces the process of jack and its top plate processing and installation, and can adapt to the requirements of most site environments, reduces the restrictions on the geological conditions of the steel column site, and meets the steel column inclination control accuracy requirements . The supporting steel column inclinometer device puts the level in the protective cover of the instrument, avoiding damage to the inclinometer, and is fixed with the steel column by fixing bolts, and can continuously measure and read the inclination value of the steel column wirelessly.

The scheme has the advantages of high efficiency, practicality, convenient operation, and precision meeting the design requirements.

Each embodiment in this specification is described in a progressive manner, each embodiment focuses on the difference from other embodiments, and the same and similar parts of each embodiment can be referred to each other.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (9)

1. a kind of control steel column center and the device for adjusting steel column deflection, which is characterized in that including：

Hold-down support platform (4)；

It is pivotally mounted to the clamshell circle deck (3) of the hold-down support platform (4), is offered thereon vertical for fixing steel The circular hole of column；

It is slidably mounted at the hold-down support platform (4), the adjusting fixing bolt (1) for clamping the steel column.

2. the apparatus according to claim 1, which is characterized in that the clamshell circle deck (3) turns to described in fixation The center of its circular hole is consistent with the center of hold-down support platform (4) when the state of steel column.

3. the apparatus of claim 2, which is characterized in that the quantity for adjusting fixing bolt (1) is more, and about The central symmetry of the hold-down support platform (4) is distributed.

4. device according to claim 3, which is characterized in that the more adjusting fixing bolts (1) are in the hold-down support It is symmetrical about its center in the same level of platform (4).

5. device according to claim 3, which is characterized in that the more adjusting fixing bolts (1) are arranged in parallel in respectively The different height of the hold-down support platform (4).

6. the apparatus according to claim 1, which is characterized in that the adjusting fixing bolt (1) has for vertical with the steel The cambered surface hold-down mechanism of column cooperation.

7. the apparatus according to claim 1, which is characterized in that further include being installed on putting down for the hold-down support platform (4) Platform adjustable support foot (2).

8. according to the device described in claim 1-7 any one, which is characterized in that further include for being mounted on the steel column On steel column inclination measurement device, the steel column inclination measurement device includes instrument protective cover (22) and level meter disposed within (21)。

9. device according to claim 8, which is characterized in that the steel column inclination measurement device further includes for by the instrument The fixing bolt (23) that device protective cover (22) is connected and fixed with the steel column.