CN209854914U - A connection node of a modular steel structure building connected by an outer sleeve - Google Patents

Abstract

The utility model discloses a connection node of a modular steel structure building connected by an outer sleeve, which comprises upper and lower module units and an outer sleeve, and the upper and lower module units are composed of module columns and module beams; The outer sleeve includes a vertical sleeve and a horizontal plate; the corners of the upper and lower modules are respectively inserted into the upper and lower parts of the outer sleeve, and the outer surfaces of the columns of the upper and lower modules are in contact with the vertical sleeve. The inner surface of the cylinder fits and is fixedly connected with the vertical sleeve, and the flanges of the upper and lower modular beams respectively fit with the upper and lower surfaces of the horizontal plate and are fixedly connected with the horizontal plate. The connection node disclosed by the utility model only needs to insert the corner of the module unit into the outer sleeve, and connects the outside through two kinds of bolts, avoiding on-site welding, and has the advantages of simple structure, reasonable force, and convenient assembly. Moreover, the beam-column connection parts of all modules are inside the sleeve, and the outer sleeve has the function of strengthening and protecting it.

Description

A connection node of a modular steel structure building connected by an outer sleeve

technical field

The utility model relates to construction engineering, in particular to a modular steel structure building connection node using a unilateral bolt and an outer sleeve.

Background technique

In the steel structure modular structure, the reliability of the connection between the modules directly affects the overall performance of the structure, and the connection nodes between the modules are a key part of the architectural design of the steel structure integrated module.

Although the current joints connected by inserts and full-length bolts or unilateral bolts can effectively connect the modules, it cannot avoid the damage of the connection between the modular columns and the modular beams in the modular units. Therefore, a new type of joint is proposed. It is an urgent problem to be solved that it can not only achieve convenient on-site installation, safe and reliable connection, but also avoid damage to the beam-column connection in the modular unit and improve the ductility of the connection.

Utility model content

The purpose of the utility model is to overcome the deficiencies in the prior art, and provide a modular steel structure building connection node using outer sleeves, unilateral bolts, and high-strength bolts, which has the advantages of reliable connection, reasonable force, and simple structure.

The technical solution adopted by the utility model is: a connection node of a modular steel structure building connected by an outer sleeve, including an upper module unit, a lower module unit and an outer sleeve, and the upper module unit is composed of an upper module column and The connection between the upper module column and the module bottom beam forms a corner, the lower module unit is composed of the lower module column and the module top beam, the lower module column and the module top beam The connection forms a corner; the outer sleeve includes a vertical sleeve and a horizontal plate; the corners of the upper module unit and the lower module unit are respectively inserted into the upper and lower parts of the outer sleeve, the The outer surfaces of the upper module column and the lower module column are in contact with the inner surface of the vertical sleeve and fixedly connected with the vertical sleeve, and the lower flange of the module bottom beam and the module top beam The upper flange of the upper flange is attached to the upper and lower surfaces of the horizontal plate respectively and is fixedly connected with the horizontal plate.

Further, a horizontal opening is provided on the lower flange of the module bottom beam at the corner of the upper module unit to disconnect the lower flange from the upper module column; the module top beam The upper flange of the upper flange is provided with a horizontal opening at the corner of the lower module unit so that the upper flange is disconnected from the lower module column;

The middle part of the vertical sleeve is provided with a vertical opening, and the opening distance of the vertical opening is greater than the web thickness of the module bottom beam and the module top beam;

After the cylinder wall of the vertical sleeve passes through the horizontal opening, the webs of the module bottom beam and the module top beam are inserted into the vertical opening, so that the upper module column and the lower module A modular column is inserted within said vertical sleeve.

Further, the vertical sleeve is fixedly connected to the upper module column and the lower module column through unilateral bolts; the lower flange of the module bottom beam, the upper flange of the module top beam and the The horizontal plates are fixedly connected by high-strength bolts.

Further, the vertical sleeve includes a vertical upper sleeve into which the upper module column can be inserted and a vertical lower sleeve into which the lower module column can be inserted, the vertical upper sleeve and the The vertical lower sleeve is respectively fixedly connected to the upper and lower sides of the horizontal plate.

The beneficial effects of the utility model are: the utility model installs the lower module unit in place before the connection process, then places the outer sleeve on the corner of the lower module unit, and fixes the outer sleeve with the unilateral bolt of the lower module unit , then place the upper module unit, install the unilateral bolts of the upper module unit, and finally install the high-strength bolts at the horizontal plate to form a whole; The vertical sleeve connects the modular beams of the modular units with the horizontal plates in the outer sleeve by using high-strength bolts. Through the above measures, the connection between the outer sleeve and the module unit is realized, and the connection is made through the outer sleeve, so that the corner of the module unit is inside the outer sleeve, thereby obtaining effective protection. This kind of node has a simple structure Reliable, fast and convenient in construction, no welding on site, etc.

Description of drawings

Figure 1: Schematic diagram of the three-dimensional structure of the utility model;

Figure 2: A schematic diagram of the three-dimensional structure of the utility model in a decomposed state;

Figure 3: A schematic diagram of the corner connection of the lower module unit of the utility model;

Figure 4: a schematic diagram of the outer sleeve of the utility model;

Figure 5: Schematic diagram of the installation of the outer sleeve of the utility model;

Drawings: 1. Upper module column; 2. Module bottom beam; 3. Lower module column; 4. Module top beam; 5. Outer sleeve; 6. Unilateral bolt; 7. High-strength bolt; 51. Horizontal plate; 52, the vertical upper sleeve; 53, the vertical lower sleeve.

Detailed ways

In order to further understand the utility model content, characteristics and effects of the present utility model, the following examples are given hereby, and detailed descriptions are as follows in conjunction with the accompanying drawings:

As shown in accompanying drawings 1 to 5 , a connection node of a modular steel structure building connected by an outer sleeve includes a modular unit, an outer sleeve 5 , unilateral bolts 6 and high-strength bolts 7 .

The module unit includes an upper module unit and a lower module unit, the upper module unit is composed of an upper module column 1 and a module bottom beam 2, the connection between the upper module column 1 and the module bottom beam 2 forms a corner, The lower module unit is composed of a lower module column 3 and a module top beam 4, and the connection between the lower module column 3 and the module top beam 4 forms a corner. Wherein, the upper modular column 1 and the lower modular column 3 are closed sections, rectangular or circular; the section of the modular bottom beam 2 and the modular top beam 4 are non-closed sections, H-shaped or C-shaped. As shown in FIG. 3 , a horizontal opening for disconnecting the lower flange from the upper module column 1 is provided on the lower flange of the module bottom beam 2 at the corner of the upper module unit; The upper flange of the module top beam 4 is located at the corner of the lower module unit to be provided with a horizontal opening that disconnects the upper flange from the lower module column 3; The horizontal opening on the module top beam 4 and the horizontal opening on the module top beam 4 respectively penetrate the lower flange of the module bottom beam 2 and the thickness of the upper flange of the module top beam 4 in depth, and are slightly larger than the outer flange in width. The vertical sleeve wall thickness of sleeve 5 gets final product.

As shown in Figure 4, the outer sleeve 5 is arranged at the corner of the module, and the corners of the upper module unit and the lower module unit are respectively inserted into the outer sleeve 5 from the upper and lower end faces. Inside the sleeve 5. The outer sleeve 5 includes a vertical sleeve for connecting the upper module column 1 and the lower module column 3 , and a horizontal plate 51 for connecting the module bottom beam 2 and the module top beam 4 , in this embodiment, the vertical sleeve includes a vertical upper sleeve 52 into which the upper module column 1 can be inserted and a vertical lower sleeve 53 into which the lower module column 3 can be inserted. The vertical upper sleeve 52 and the vertical lower sleeve 53 are respectively welded and fixed on the upper and lower sides of the horizontal plate 51 . The upper modular column 1 is inserted into the vertical upper sleeve 52 from the upper end surface of the vertical upper sleeve 52 , and the outer surface of the upper modular column 1 is in contact with the inner surface of the vertical upper sleeve 52 Merged and fixedly connected with the vertical upper sleeve 52; the lower module column 3 is inserted into the vertical lower sleeve 53 from the lower end surface of the vertical lower sleeve 53, and the outer surface of the lower module column 3 The surface is attached to the inner surface of the vertical lower sleeve 53 and fixedly connected with the vertical lower sleeve 53; the lower flange of the module bottom beam 2 and the upper flange of the module top beam 4 are respectively It is in contact with the upper and lower surfaces of the horizontal plate 51 and is fixedly connected with the horizontal plate 51 . The middle part of the vertical upper sleeve 52 and the vertical lower sleeve 53, that is, the joint between the vertical upper sleeve 52 and the upper module unit and the connection between the vertical lower sleeve 53 and the lower part The joints of the module units are all provided with vertical openings; the opening distance of the vertical openings is greater than the web thickness of the module bottom beam 2 and the module top beam 4, so that the vertical upper sleeve 52, the vertical After the cylinder wall of the downward sleeve 53 passes through the horizontal opening, the webs of the module bottom beam 2 and the module top beam 4 can be inserted into the vertical opening, so that the upper module column 1 And the lower module column 3 is inserted into the vertical upper sleeve 52 and the vertical lower sleeve 53 .

The upper module column 1 and the vertical upper sleeve 52 are provided with corresponding bolt holes, which are fixedly connected by the unilateral bolt 6; the lower module column 3 and the vertical lower sleeve 53 are provided with corresponding bolt holes. The bolt holes are fixedly connected by unilateral bolts 6.

The lower flange of the module bottom beam 2, the upper flange of the module top beam 4 and the horizontal plate 51 are provided with corresponding bolt holes, and the lower flange of the module bottom beam 2 is connected by high-strength bolts 7 , the upper flange of the module top beam 4 and the horizontal plate 51 are fixedly connected together.

That is, the outer sleeve 5 is connected to the adjacent module column of the module unit by the single-side bolt 6 , and the outer sleeve 5 is connected to the flange of the module beam of the module unit by the high-strength bolt 7 .

In the present utility model, the module unit and the outer sleeve 5 are connected by unilateral bolts 6 and high-strength bolts 7, and the connection can be realized by using ordinary tools. The installation process is as follows:

First install the lower module unit in place, then place the outer sleeve 5 on the corner of the lower module unit (as shown in Figure 5), install the single side bolt 6 of the lower module unit to fix the outer sleeve 5, and then place the upper module unit , install the unilateral bolt 6 of the upper module unit, and finally install the high-strength bolt 7 at the horizontal plate 51 to form a whole, and the installation is completed.

The connection node disclosed in the utility model only needs to insert the corner of the module unit into the outer sleeve 5, and connects externally through two kinds of bolts, avoiding on-site welding, and has the advantages of simple structure, reasonable force, and convenient assembly. , and the beam-column connection parts of all modules are inside the sleeve, and the outer sleeve 5 has the function of strengthening and protecting it.

Although the preferred embodiment of the utility model has been described above in conjunction with the accompanying drawings, the utility model is not limited to the above-mentioned specific implementation, and the above-mentioned specific implementation is only illustrative and not restrictive. Under the enlightenment of the utility model, those skilled in the art can also make many forms without departing from the purpose of the utility model and the protection scope of the claims, and these all belong to the protection scope of the utility model.

Claims (4)

1. A connecting joint of a modular steel structure building connected by an outer sleeve comprises an upper module unit and a lower module unit, wherein the upper module unit consists of an upper module column (1) and a module bottom beam (2), a corner is formed at the joint of the upper module column (1) and the module bottom beam (2), the lower module unit consists of a lower module column (3) and a module top beam (4), and a corner is formed at the joint of the lower module column (3) and the module top beam (4); the device is characterized by further comprising an outer sleeve (5), wherein the outer sleeve (5) comprises a vertical sleeve and a horizontal plate (51); the corner parts of the upper module unit and the lower module unit are respectively inserted into the upper part and the lower part of the outer sleeve (5), the outer surfaces of the upper module column (1) and the lower module column (3) are attached to the inner surface of the vertical sleeve and fixedly connected with the vertical sleeve, and the lower flange of the module bottom beam (2) and the upper flange of the module top beam (4) are respectively attached to the upper surface and the lower surface of the horizontal plate (51) and fixedly connected with the horizontal plate (51).

2. A connection node of modular steel construction building with outer sleeve connection according to claim 1, characterized in that the lower flange of the module bottom beam (2), in the corner position of the upper module unit, is provided with a horizontal opening for disconnecting the lower flange from the upper module column (1); a horizontal opening which enables the upper flange to be disconnected with the lower module column (3) is formed in the upper flange of the module top beam (4) and the corner position of the lower module unit;

a vertical opening is formed in the middle of the vertical sleeve, and the opening distance of the vertical opening is greater than the thickness of the web plates of the module bottom beam (2) and the module top beam (4);

after the cylinder wall of the vertical sleeve passes through the horizontal opening, the web plates of the module bottom beam (2) and the module top beam (4) are inserted into the vertical opening, so that the upper module column (1) and the lower module column (3) are inserted into the vertical sleeve.

3. The connecting joint of modular steel structure buildings connected by an outer sleeve as claimed in claim 1, characterized in that the vertical sleeve is fixedly connected with the upper module column (1) and the lower module column (3) by a single-sided bolt (6); the lower flange of the module bottom beam (2), the upper flange of the module top beam (4) and the horizontal plate (51) are fixedly connected through high-strength bolts (7).

4. A connection node of modular steel structure buildings connected by an outer sleeve according to claim 1, characterized in that the vertical sleeve comprises a vertical upper sleeve (52) into which the upper module column (1) can be inserted and a vertical lower sleeve (53) into which the lower module column (3) can be inserted, the vertical upper sleeve (52) and the vertical lower sleeve (53) being fixedly connected to the upper and lower sides of the horizontal plate (51), respectively.