CN211735798U - Pre-buried bolt connection structure of riveting of grit separation computer lab - Google Patents

Abstract

A sand-stone separation machine room pre-buried rivet connecting structure comprises a pre-cast foundation, a post-cast layer, an anchor bolt embedded part, a template, a shear key and a section steel column, wherein the pre-cast layer foundation is arranged below the post-cast layer, the template is sleeved outside the pre-cast layer foundation and the post-cast layer, the upper part of the anchor bolt embedded part is embedded in the post-cast layer, the lower part of the anchor bolt embedded part is embedded in the pre-cast layer foundation, the section steel column is embedded in the post-cast layer, the section steel column is fixedly connected with the anchor bolt embedded part and the shear key, the shear key comprises a pre-cast layer section and a post-cast layer section, the upper end of the post-cast layer section is fixedly connected to the central position of a column bottom plate, the lower end of the post-cast layer section is connected with the pre-cast layer section, the shear key is arranged at the joint of the rivet bolt and the foundation, so that the shearing force of the column bottom can be effectively resisted, and the column bottom plate and the top surface of the foundation are prevented from sliding.

Description

Pre-buried bolt connection structure of riveting of grit separation computer lab

Technical Field

The utility model relates to a grit separation computer lab is pre-buried rivets bolt connection structure.

Background

A sand-stone separation machine room is generally built in a concrete mixing plant and is used for cleaning, separating and recycling sewage of a cleaning tank car and sand in residual concrete. At present, the machine room is supported by the section steel serving as the upright column, and compared with the traditional concrete upright column, the section steel has good plasticity and toughness and cannot be suddenly broken and damaged due to accidental overload or local overload; in addition, the section steel is simple and convenient to manufacture and easy to adopt industrial production, the manufactured section steel is transported to a site for splicing and is connected by bolts, and the section steel is convenient to construct and short in construction period because the structure of the section steel is lighter. However, despite the advantages of the steel sections, there are concerns about the overlapping of the rivet bolts. The rivet bolt at the joint of the section steel column and the foundation bears the shearing force of the whole steel column, and if the shearing force is too large, the rivet bolt is broken, so that unpredictable loss is caused.

Therefore, it is very important to find a pre-embedded rivet bolt connection structure of a sand-gravel separation machine room for effectively reinforcing the rivet bolt at the steel column base.

Disclosure of Invention

Not enough more than, the utility model aims to solve the technical problem that a sand and stone separation computer lab is pre-buried rivets bolted connection structure is provided for improve the shear force size that can bear of shaped steel post and basic junction.

In order to solve the technical problems, the utility model adopts the technical proposal that,

sand and stone separation computer lab is buried in advance and is riveted bolted connection structure, including watering the basis earlier, the post-cast layer, the crab-bolt built-in fitting, the template, shear key and shaped steel post, it sets up the below of watering the layer earlier to water the layer earlier, the outside of watering the layer earlier and watering the layer later is established to the template cover, the upper portion of crab-bolt built-in fitting buries in the post-cast layer, the lower part of crab-bolt built-in fitting is buried underground in watering the layer foundation earlier, shaped steel post buries in the post-cast layer, shaped steel post and crab-bolt built-in fitting and shear key fixed connection, the shear key includes watering the layer section earlier and watering the layer section later, the upper end fixed connection of watering the layer section later puts at the central point of column bottom plate, the lower extreme and the layer section of watering the layer section earlier are connected, the.

When adopting above technical scheme, the utility model discloses still further adopt or make up and adopted following technical scheme.

In some preferred modes, the cross sectional area in post-cast layer section reduces from top to bottom, and the upper end in post-cast layer section is thicker can reduce the volume of the concrete that the upper end needs to be filled, prevents to cause the concrete to fill inadequately at the junction of column bottom board and shear key because the setting of column bottom board, influences the firm degree of this structure.

The section steel column comprises a column top plate, a column body and a column bottom plate, wherein the column top plate is fixedly connected to the upper end of the column body, and the column bottom plate is fixedly connected to the lower end of the column body.

Be equipped with the anchor bolt hole in the column bottom plate, fixedly connected with shear key on the lower terminal surface of column bottom plate, because this structure is formed through the secondary pouring, the shearing force that can receive on the level-stepping face that leads to watering basis earlier and post-cast layer is less, leads to the intensity of this structure not enough, through the setting of shear key, can effectively improve the shearing force that can receive on the level-stepping face that waters basis earlier and post-cast layer, improves the intensity of grit computer lab, prevents that the computer lab from collapsing and causing the incident.

The templates are placed in a cuboid shape, and connecting pieces are fixedly arranged between the templates on the opposite sides.

The connecting piece is including four groups at least, and the connecting piece is to the split bolt, fixes the interval between the template through the split bolt, is convenient for demolish the connecting piece after the pouring is accomplished, improves the efficiency of construction.

The crab-bolt built-in fitting includes the riveting section, linkage segment and reinforcement section, the both ends of reinforcement section are connected with the linkage segment respectively, the other end and the riveting section of linkage segment are connected, the upper portion of linkage segment is buried underground in the post-cast layer, the lower part of linkage segment is buried underground in the basis of watering earlier, the reinforcement section is the level and is buried underground in the basis of watering earlier, in some preferred modes, the reinforcement section is the wave, perhaps fixedly connected with limiting plate on the reinforcement section, thereby the area of contact between real big reinforcement section and the concrete structure, improve the fixed strength of crab-bolt built-in fitting, thereby improve the stability of this structure.

The riveting section is fixedly connected with the anchor bolt hole through the anchor bolt, and in some preferred modes, a gasket is arranged between the anchor bolt and the upper end face of the column bottom plate, so that the anchor bolt is prevented from being separated from the anchor bolt embedded part in the construction process.

And a shear key mounting hole is formed in the middle of the pre-cast foundation.

The anchor bolt hole includes four at least.

The column bottom plate is fixedly connected with the column body through the inclined strut, in some preferable modes, a certain angle is arranged between the inclined strut and the upper end face of the column bottom plate, the angle is 50-70 degrees, and the connection strength between the column body and the column bottom plate is enhanced through the arrangement of the inclined strut.

The beneficial effects of the utility model are that, (1) set up the shear key in rivet bolt and basic junction, can effectually resist column bottom shear force, prevent that column bottom plate and basic top surface from taking place to slide.

(2) The inclined struts are welded on the column bottom plate and the section steel column, and then the whole column base and the foundation are integrally cast together by adopting a secondary casting method, so that the shearing resistance of the column base is greatly improved.

Drawings

FIG. 1 is a schematic illustration of a rivet-bolt connection;

FIG. 2 is a schematic view of a section column;

FIG. 3 is a top view of the section steel column;

reference numerals: the structural steel column comprises a structural steel column 5, a top plate 8, a column bottom plate 9, a first-pouring foundation 10, a later-pouring layer 11, anchor bolt holes 12, shear keys 13, anchor bolts 15, anchor bolt embedded parts 17, a riveting section 17-1, a connecting section 17-2, a reinforcing section 17-3, inclined struts 19, counter-pull bolts 20 and a template 21.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

Sand and stone separation computer lab embedded rivet bolt connection structure, including watering basis 10 earlier, post-cast layer 11, crab-bolt built-in fitting 17, template 21, shear key 13 and shaped steel post 5, it sets up the below of watering layer 11 earlier to water layer basis 10, the outside of watering layer basis 10 earlier and post-cast layer 11 is established to template 21 cover, bury in post-cast layer 11 on the upper portion of crab-bolt built-in fitting 17, the lower part of crab-bolt built-in fitting 17 is buried underground in watering layer basis 10 earlier, shaped steel post 5 is buried in post-cast layer, shaped steel post 5 and built-in fitting 17 and shear key 13 fixed connection, shear key 13 includes watering layer section earlier and post-cast layer section earlier, the upper end fixed connection of post-cast layer section is in the central point of column bottom plate 9, the lower extreme and the watering layer section earlier of post-cast layer section are connected, it buries in preceding layer basis 10 earlier, the back glue layer section is buried in post-cast.

In some preferred modes, the cross sectional area of the post-casting layer section is reduced from top to bottom, the upper end of the post-casting layer section is thicker, the amount of concrete required to be filled at the upper end can be reduced, and the phenomenon that due to the fact that the column bottom plate 9 is arranged, the concrete is not filled enough at the connecting position of the column bottom plate 9 and the shear key 13, and the firmness degree of the structure is affected is prevented.

The section steel column 5 comprises a column top plate 8, a column body and a column bottom plate 9, wherein the column top plate 8 is fixedly connected to the upper end of the column body, and the column bottom plate 9 is fixedly connected to the lower end of the column body.

Be equipped with anchor bolt hole 12 in column bottom plate 9, fixedly connected with shear key 13 on column bottom plate's lower terminal surface, because this structure is formed through the secondary pouring, it is less to lead to watering earlier shearing force that can receive on the level stratification face on basis 10 and the post-cast layer 11, it is not enough to lead to the intensity of this structure, through shear key 13's setting, can effectively improve and water earlier shearing force that can receive on the level stratification face on basis 10 and the post-cast layer 11, improve the intensity of grit computer lab, prevent that the computer lab from collapsing and causing the incident.

The formworks 21 are placed in a rectangular parallelepiped shape, and connecting members are fixedly installed between the formworks 21 on the opposite sides.

The connecting piece is for including four groups at least, and the connecting piece is split bolt 20, fixes the interval between template 21 through split bolt 20, is convenient for demolish the connecting piece after the pouring is accomplished, improves the efficiency of construction.

The anchor bolt embedded part 17 comprises a riveting section 17-1, a connecting section 17-2 and a reinforcing section 17-3, wherein two ends of the reinforcing section 17-3 are respectively connected with the connecting section 17-2, the other end of the connecting section 17-2 is connected with the riveting section 17-1, the upper part of the connecting section 17-2 is embedded in the post-pouring layer 11, the lower part of the connecting section 17-2 is embedded in the pre-pouring foundation 10, and the reinforcing section 17-3 is horizontally embedded in the pre-pouring foundation 10.

The riveting section 17-1 is fixedly connected with the anchor bolt hole 12 through an anchor bolt 15, and in some preferred modes, a gasket 14 is arranged between the anchor bolt 15 and the upper end face of the column bottom plate 9 to prevent the anchor bolt 15 from being separated from the anchor bolt embedded part 17 in the construction process.

The middle part of the pre-cast foundation 10 is provided with a shear key mounting hole.

The anchor openings 12 include at least four.

An inclined strut 19 is fixedly connected between the column bottom plate 9 and the column body, in some preferred modes, a certain angle is arranged between the inclined strut 19 and the upper end face of the column bottom plate 9, the angle is 50-70 degrees, and the connection strength between the column body and the column bottom plate 9 is enhanced through the arrangement of the inclined strut 19.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although the terms corresponding to the reference numerals in the figures are used more herein, the possibility of using other terms is not excluded; these terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims (9)

1. A sand-stone separation machine room pre-buried rivet bolt connecting structure is characterized by comprising a pre-cast foundation (10), a post-cast layer (11), an anchor bolt embedded part (17), a template (21), a shear key (13) and a section steel column (5), wherein the pre-cast foundation (10) is arranged below the post-cast layer (11), the template (21) is sleeved outside the pre-cast foundation (10) and the post-cast layer (11), the upper part of the anchor bolt embedded part (17) is embedded in the post-cast layer (11), the lower part of the embedded part (17) is embedded in the pre-cast foundation (10), the section steel column (5) is embedded in the post-cast layer, the section steel column (5) is fixedly connected with the embedded bolt (17) and the shear key (13), the shear key (13) comprises a pre-cast layer section and a post-cast layer section, the upper end of the post-cast layer section is fixedly connected with the central position of a column bottom plate (9), and the lower end of the post-cast, the early-casting layer is embedded in the early-casting foundation (10), the later-casting layer is embedded in the later-casting layer (11), and the middle of the early-casting foundation (10) is provided with a shear key mounting hole.

2. The embedded rivet bolt connecting structure for the sand-stone separation machine room according to claim 1, wherein the section steel column (5) comprises a column top plate (8), a column body and a column bottom plate (9), the column top plate (8) is fixedly connected to the upper end of the column body, and the column bottom plate (9) is fixedly connected to the lower end of the column body.

3. The embedded rivet bolt connecting structure of the sand-gravel separation machine room according to claim 2, characterized in that an anchor bolt hole (12) is arranged in the column bottom plate (9), and a shear key (13) is fixedly connected to the lower end surface of the column bottom plate.

4. The embedded rivet bolt connecting structure of the sand-gravel separator room according to claim 1, wherein the templates (21) are placed in a cuboid shape, and connecting pieces are fixedly installed between the templates (21) on the opposite sides.

5. The embedded rivet connecting structure of sand-gravel separator room of claim 4, wherein the connecting members are at least four groups, and the connecting members are split bolts (20).

6. The sand-stone separator room embedded rivet connection structure as claimed in claim 1, wherein the anchor bolt embedded part (17) comprises a riveting section (17-1), a connecting section (17-2) and a reinforcing section (17-3), two ends of the reinforcing section (17-3) are respectively connected with the connecting section (17-2), the other end of the connecting section (17-2) is connected with the riveting section (17-1), the upper part of the connecting section (17-2) is embedded in the post-cast layer (11), the lower part of the connecting section (17-2) is embedded in the pre-cast foundation (10), and the reinforcing section (17-3) is horizontally embedded in the pre-cast foundation (10).

7. The sand-stone separator room embedded rivet bolt connecting structure according to claim 3 or 6, wherein the riveting section (17-1) is fixedly connected with the anchor bolt hole (12) through an anchor bolt (15).

8. The embedded rivet connecting structure of sand-gravel separator room of claim 3, wherein the anchor holes (12) comprise at least four.

9. The embedded rivet bolt connecting structure of the sand-gravel separation machine room according to claim 2, wherein an inclined strut (19) is fixedly connected between the column bottom plate (9) and the column body.

Images