CN104032969A - Precise positioning and process regulation and control device for vibration isolation support embedded plate - Google Patents

Abstract

The invention discloses a precise positioning and process control device for a pre-embedded plate of a shock-isolation support, which comprises a pre-embedded plate (1) of a shock-isolation support, and is characterized in that it also includes a vertical elevation adjuster and a horizontal positioning adjuster; Described vertical elevation adjuster comprises positioning reinforcing bar (4), threaded button (5), nut (6), sleeve pipe (7), angle steel (8); Described positioning reinforcing bar (4) top car wire is threaded button ( 5); the nut (6) is placed on the threaded button (5); the sleeve (7) is placed on the nut (6), and fixedly connected with the angle steel (8) ( Welding); the horizontal positioning regulator includes a short steel bar (9), a sleeve (10), and the sleeve (10) is located at the end of the short steel bar (9) in the wire section. The device of the present invention is easy to operate, requires less investment, can avoid operational difficulties caused by the large volume of embedded parts, can effectively ensure the precise positioning and elevation control of the embedded slab installation and pouring process, and ensure the stability of the embedded slab of the seismic isolation support. Construction Quality.

Description

Precise positioning and process control device for pre-buried plate of seismic isolation support

technical field

The invention relates to a positioning and control device for earthquake-resistant building construction, in particular to a precise positioning and process control device for a pre-buried plate of a shock-isolation bearing, in particular to a precise positioning and process control of a pre-buried plate of a rubber shock-isolation support device.

Background technique

In areas with high seismic requirements and structures with special functions, by setting a structural isolation layer and isolation support between the bottom of the building and the foundation, the dynamic characteristics and dynamic effects of the structure can be changed, and the seismic response of the structure can be reduced. To improve the earthquake resistance and earthquake resistance level of buildings, and ensure the structural safety of structures under rare earthquakes. Through the analysis of engineering examples, the inventor found that the following problems existed in the pre-embedding process of the pre-embedded steel plate under the seismic isolation support: the installation accuracy of the seismic isolation support is high, and the horizontal positioning and elevation control are difficult; the pre-embedded plate of the seismic isolation support The amount is large, and ordinary equipment cannot meet the hoisting and positioning accuracy requirements. The vertical bars and steel bars of the independent column base are relatively dense, and manual operation is extremely inconvenient; the reinforcement of the lower steel cage and the vibration of the concrete may easily cause the deviation of the embedded slab; therefore, do a good job The horizontal positioning and elevation control during the installation and pouring of the embedded slab will directly affect the isolation effect of the isolation layer and even the safety and stability of the overall structure.

Contents of the invention

The technical problem to be solved by the present invention is to provide a positioning and control device for earthquake-resistant building construction, especially to provide a precise positioning and process control device for the embedded plate of seismic isolation bearing, especially to provide an embedded plate for rubber seismic isolation bearing The precise positioning and process control device overcomes the problems of horizontal positioning and elevation control in the prior art, improves the seismic isolation effect of the seismic isolation layer of the building structure, and makes the overall structure safe and stable.

The technical problem to be solved by the present invention is achieved through the following technical solutions:

A device for precise positioning and process control of a pre-embedded plate for a seismic isolation support, including a pre-embedded plate for a seismic isolation support, characterized in that it also includes a vertical height adjuster, and a horizontal positioning device used in conjunction with the vertical height adjuster Regulator; the vertical level regulator includes positioning steel bars, threaded buckles, nuts, casings, and angle steel; the top of the positioning steel bar is threaded to be threaded; the nut is placed on the threaded buckles; The casing is put on the nut and fixedly connected with the angle steel, such as welding, etc., and the nut is used to adjust the height of the casing, so as to adjust the elevation of the embedded plate;

The horizontal positioning adjuster includes a short steel bar and a sleeve, and the sleeve is arranged on the end of the short steel bar to be threaded.

The pre-embedded plate is provided with bolt holes for installing the seismic isolation support, and the bottom surface is provided with anchor bars (2) to ensure effective anchorage between the pre-embedded plate and the independent foundation.

The positioning steel bars are L-shaped to make the device stable.

A supporting reinforcing bar is provided under the positioning reinforcing bar to enhance the vertical stability of the positioning reinforcing bar.

The embedded slab is embedded in the independent column base to be poured.

The positioning reinforcement is firmly spot-welded with the gluten and bottom reinforcement of the independent column base.

The horizontal positioning regulator is located between the gluten on the edge of the independent column base and the template; the unthreaded section of the short steel bar is welded to the gluten of the independent column base; the sleeve end is pressed against the independent column base (12) template.

The positioning reinforcement is firmly spot-welded with the gluten and bottom reinforcement of the independent foundation.

The positioning steel bars are preferably high-grade products such as steel bars with a diameter of 18 mm, and the top is threaded at 20 cm to form a threaded buckle.

The pre-embedded board can be selected as high-quality products such as 20mm thick galvanized round steel plate; the angle steel is 30mm*30mm*3mm equilateral angle steel, which is used to support the pre-embedded board of the seismic isolation support.

The precise positioning and process control device of the pre-embedded plate of the seismic isolation support of the present invention adopts the above-mentioned technical scheme, and has the following beneficial effects compared with the prior art:

1. The vertical elevation adjuster of the device of the present invention can dynamically adjust the elevation of the embedded slab through the nut, and the horizontal positioning adjuster can check and correct the horizontal positioning of the embedded slab at any time to ensure the surface of the embedded slab Elevation and horizontal positioning meet design and specification requirements.

2. The device of the present invention is easy to operate, requires less investment, can avoid operational difficulties caused by the large volume of embedded parts, can effectively ensure the precise positioning and elevation control of the embedded slab installation and pouring process, and ensure that the seismic isolation support is embedded Board construction quality.

3. The device of the present invention is especially suitable for the installation, positioning and regulation of heavy and large embedded parts with high precision requirements and difficult process control, and is also suitable for the installation, positioning and regulation of ordinary embedded parts.

Description of drawings

Fig. 1 is a schematic diagram of the installation and positioning structure of the present invention

Figure 2-1 is a schematic diagram of the structure of the embedded board of the present invention

Figure 2-2 is the A-A view of Figure 1

Fig. 3 is a structural schematic diagram of the vertical level adjuster of the present invention

Fig. 4 is a structural schematic diagram of the horizontal positioning regulator of the present invention

Figure 5-1 is a schematic diagram of the plane structure reinforced by the independent column base of the present invention

Fig. 5-2 is the schematic diagram of the facade structure reinforced by the independent column foundation of the present invention

As shown in the figure, 1-embedded plate, 2-anchor bar, 3-bolt hole, 4-positioning steel bar, 5-screw, 6-nut, 7-sleeve, 8-angle steel, 9-short steel bar, 10-sleeve, 11-support reinforcement, 12-independent column foundation to be poured, 13-formwork, 14-gluten bar, 15-bottom bar.

Detailed ways

Refer to Fig. 1, Fig. 2-1, Fig. 2-2, Fig. 3 and Fig. 4 for a precise positioning and process control device for the pre-embedded plate of the seismic isolation bearing, including the pre-embedded plate processed and formed 1, the vertical elevation regulator, horizontal positioning regulator; the embedded plate is a galvanized round steel plate, and the bottom surface of the embedded plate 1 is provided with an anchor bar 2 with a hook, which is anchored into an independent column base; the vertical elevation adjuster is installed In the wire section of positioning steel bar 4, it is made up of nut 6, sleeve pipe 7 and angle steel 8; described horizontal positioning regulator is made up of short steel bar 9 and sleeve 10, and the wire section of short steel bar 9 is used for installing sleeve 10. The unthreaded section is firmly welded to the independent column base gluten; the positioning steel bar 4 is an L-shaped steel bar, the top 20 cm of wire is spot-welded on the independent column base gluten and the bottom bar, and the supporting reinforcement bar 11 is set up for reinforcement Locating the reinforcing bar 4; the nut 6 is installed on the threaded buckle 5, the sleeve 7 is set on the nut 6, and the angle steel 8 and the sleeve 7 are welded firmly.

The specific implementation project is as follows:

Through measurement and positioning, spot weld four positioning steel bars 4 at the installation position of the embedded plate 1, and install nuts 6 and sleeves 7 on the threaded buckles 5 of the positioning steel bars 4, and weld the angle steel 8 on the sleeves before installing the sleeves 7. on tube 7.

Then place the embedded steel plate 1 on the angle steel 8, and adjust the vertical elevation of the embedded plate 1 accurately through the fine-tuning nut 6; check the flatness of the embedded plate 1 with a level ruler, and check the elevation of the embedded plate 1 with a level gauge, according to After the review results are adjusted, review again until the flatness and elevation of the embedded slab 1 meet the requirements.

After the pre-embedded plate 1 is installed in place, spot-weld the supporting reinforcing bars 11 on the positioning reinforcing bars 4 respectively.

Before the template is closed, the short steel bar 9 is welded to the gluten on the edge of the independent column base, and the sleeve 10 is pre-installed on the short steel bar 9 before welding. The fine-tuning sleeve 10 drives the independent column base reinforcement cage to move slightly, so that the horizontal positioning of the embedded plate 1 meets the requirements.

Claims (10)

1. A device for precise positioning and process control of a pre-embedded plate of a seismic isolation support, comprising a pre-embedded plate of a seismic isolation support (1), characterized in that: it also includes a vertical elevation regulator, and the vertical elevation regulator The horizontal positioning adjuster used in conjunction with it; the vertical elevation adjuster includes a positioning reinforcement (4), a threaded button (5), a nut (6), a casing (7), and an angle steel (8); the positioning reinforcement ( 4) The top thread is a threaded button (5); the nut (6) is placed on the threaded button (5); the sleeve (7) is placed on the nut (6), and The angle steel (8) is fixedly connected; The horizontal positioning adjuster includes a short steel bar (9) and a sleeve (10), and the sleeve (10) is arranged on the threaded section at the end of the short steel bar (9). 2. The precise positioning and process control device for the pre-embedded plate of the seismic isolation support according to claim 1, characterized in that: the pre-embedded plate (1) is provided with bolt holes (3), and the bottom surface is provided with anchor bars ( 2). 3. The device for precise positioning and process control of the pre-embedded plate of the seismic isolation support according to claim 1 or 2, characterized in that: the positioning reinforcement (4) is L-shaped (making the device more stable). 4. The precise positioning and process control device for the pre-embedded plate of the seismic isolation support according to claim 1, characterized in that: the positioning reinforcement (4) is provided with a supporting reinforcement reinforcement (11). 5. The device for precise positioning and process control of the pre-embedded plate of the seismic isolation support according to claim 1, characterized in that: the pre-embedded plate (1) is embedded in the independent column base (12) to be poured. 6. The precise positioning and process control device for the pre-embedded plate of the seismic isolation bearing according to claim 1, characterized in that: the positioning reinforcement (4) is firmly spot-welded with the gluten (14) and bottom reinforcement (15) of the independent column base . 7. The precise positioning and process control device for the embedded plate of the seismic isolation support according to claim 1, characterized in that: the horizontal positioning regulator is located between the independent column base (12) and the formwork (13); The unwired section of the short steel bar (9) is welded to the gluten (14) of the independent column base (12); the end of the sleeve (10) presses against the formwork (13) of the independent column base (12). 8. The precise positioning and process control device for the pre-embedded plate of the seismic isolation bearing according to claim 1, characterized in that: the positioning reinforcement (4) and the gluten (14) and bottom reinforcement (15) points of the independent foundation (12) Weld firmly. 9. The precise positioning and process control device for the pre-embedded plate of the seismic isolation support according to claim 1, characterized in that: the positioning steel bar (4) is a steel bar with a diameter of 18 mm, and the top is threaded at 20 cm to form a threaded buckle (5) . 10. The precise positioning and process control device for the embedded plate of the seismic isolation support according to claim 1, characterized in that: the embedded plate (1) is a galvanized round steel plate with a thickness of 20mm; the angle steel (8) It is 30mm*30mm*3mm equilateral angle steel, which is used to support the pre-embedded plate (1) of the seismic isolation bearing.