CN217974789U - Strong connection device for building steel structure - Google Patents

Abstract

The utility model discloses a strong connection device for a building steel structure, which comprises a first steel frame, two angle steel connecting plates are fixedly arranged at the top and the middle of the bottom of the first steel frame, and the bottoms of the four angle steel connecting plates are all fixed. Four first fixing bolts are fixedly arranged, and the sixteen first fixing bolts on the four angle steel connecting plates are all threadedly connected with the first steel frame, and the four angle steel connecting plates are away from the side of the first steel frame Four second fixing bolts are fixedly arranged on each, and the second steel frame is fixedly arranged between the two angle steel connecting plates on the top of the first steel frame. In the utility model, the two steel frames can be stably connected together by being provided with an angle steel connecting plate, and a supporting column is arranged on the angle steel connecting plate, and the supporting column is fixedly connected with the angle steel connecting plate through a limit block and a fixing screw , so that the angle steel connecting plate can withstand greater gravity, making the whole connecting device more stable and firm.

Description

Strong connection device for building steel structure

technical field

The utility model relates to the technical field of steel frame connecting devices, in particular to a strong connecting device for building steel structures.

Background technique

The steel structure modular building is a highly prefabricated building. It divides the traditional house into a single room or a certain three-dimensional building space as a building module unit. It can be prefabricated and processed in the factory in advance, and transported to the site for installation and connection after completion. With the advantages of fast construction speed, green environmental protection, and saving manpower and material resources, it is a new emerging architectural form with broad development prospects.

The existing patent (publication number is CN202227489U) discloses a steel structure connecting device that is easy to install and use safely. The beam fixing plate and the screw holes and screws on the horizontal plane are fixed, not only the operation is simple and the positioning is accurate, but also the connection is more firm, which greatly reduces the potential safety hazard. However, the connection structure of this patent has a relatively small bearing capacity and a single scope of application, so further research is required. Improve.

Utility model content

The purpose of the utility model is to solve the shortcomings in the prior art, and propose a strong connection device for building steel structures.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the strong connection device of the building steel structure includes a first steel frame, and two angle steel connecting plates are fixedly arranged at the top and the middle of the bottom of the first steel frame. The bottoms of each of the angle steel connecting plates are fixedly provided with four first fixing bolts, and the sixteen first fixing bolts on the four angle steel connecting plates are all threaded with the first steel frame, and the four angle steel connecting plates are connected The side of the plate away from the first steel frame is fixed with four second fixing bolts, and the second steel frame is fixed between the two angle steel connecting plates on the top of the first steel frame, and is located on the top of the first steel frame. The eight second fixing bolts on the two angle steel connecting plates are all screwed to the second steel frame, and the second steel frame is fixedly arranged between the two angle steel connecting plates at the bottom of the first steel frame. The eight second fixing bolts on the two angle steel connecting plates at the bottom of the first steel frame are all threadedly connected with the second steel frame, and the ends of the four angle steel connecting plates away from the first steel frame are all fixedly provided with first As for the positioning block, the ends of the four angle steel connecting plates away from the two second steel frames are all fixedly provided with second positioning blocks.

As a further description of the above technical solution:

The ends of the four first positioning blocks away from the first steel frame are fixedly provided with two first fixing screws.

As a further description of the above technical solution:

The ends of the four second positioning blocks away from the second steel frame are each provided with two second fixing screws.

As a further description of the above technical solution:

The four first positioning blocks are fixedly provided with first limiting slots, and the four second positioning blocks are all fixedly provided with second limiting slots.

As a further description of the above technical solution:

The first limiting slots on the same angle steel connecting plate are all fixedly provided with first limiting blocks, and the second limiting slots on the same angle steel connecting plate are all fixedly provided with second limiting blocks.

As a further description of the above technical solution:

A supporting column is fixedly arranged between the first limiting block and the second limiting block on the same angle steel connecting plate.

As a further description of the above technical solution:

The front and back middle of the first steel frame are fixedly provided with two transverse connection plates, and the sides of the four transverse connection plates close to the first steel frame are all fixedly provided with third fixing bolts.

As a further description of the above technical solution:

A third steel frame is fixedly arranged between the two transverse connecting plates on the same side, and the two third steel frames are fixedly connected to the two transverse connecting plates by four fourth fixing bolts.

The utility model has the following beneficial effects:

1. The strong connection device for building steel structures proposed by the utility model can stably connect two steel frames together by providing an angle steel connection plate, and a support column is arranged on the angle steel connection plate, and the support column passes through the limit block It is fixedly connected with the fixing screw and the angle steel connecting plate, so that the angle steel connecting plate can withstand greater gravity, making the whole connecting device more stable and firm;

2. The strong connection device for building steel structures proposed by the utility model can directly and vertically connect the steel frame to the horizontal surface of the steel frame through the installation of a horizontal connection plate, so that the use range of the strong connection device for the entire steel structure wider;

3. The strong connection device for building steel structures proposed by this utility model can realize all connection methods of I-shaped steel frames through simple angle steel connection plates and transverse connection plates. The structure is simple and convenient for installation, disassembly and maintenance, and is very suitable for promotion and promotion. use.

Description of drawings

Fig. 1 is the front view of the building steel structure strong connection device that the utility model proposes;

Fig. 2 is the side view of the building steel structure strong connection device proposed by the utility model;

Fig. 3 is the axonometric view of the support column of the building steel structure strong connection device proposed by the utility model;

Fig. 4 is an axonometric view of the transverse connection plate of the strong connection device for building steel structures proposed by the utility model.

illustration:

1. The first steel frame; 2. The second steel frame; 3. The third steel frame; 4. Angle steel connecting plate; 5. The first fixing bolt; 6. The second fixing bolt; 7. The first positioning block; 8. The first fixing screw; 9, the first limiting groove; 10, the support column; 11, the first limiting block; 12, the second limiting block; 13, the second positioning block; 14, the second fixing screw; 15, The second limit slot; 16, the cross-plane connecting plate; 17, the third fixing bolt; 18, the fourth fixing bolt.

detailed description

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.

In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, use a specific Therefore, it cannot be construed as a limitation on the present invention; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be interpreted as indicating or implying relative importance. In addition, Unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be interpreted in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection, It can also be an electrical connection; it can be a direct connection, or an indirect connection through an intermediary, or an internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Referring to Figures 1-4, an embodiment provided by the utility model: a strong connection device for building steel structures, including a first steel frame 1, and two angle steel connecting plates are fixedly arranged in the top and bottom middle of the first steel frame 1 4. The bottoms of the four angle steel connecting plates 4 are fixedly provided with four first fixing bolts 5, and the sixteen first fixing bolts 5 on the four angle steel connecting plates 4 are all threaded with the first steel frame 1, and the four Four second fixing bolts 6 are fixedly arranged on the side of the angle steel connecting plate 4 away from the first steel frame 1, and the second steel frame 2 is fixedly arranged between the two angle steel connecting plates 4 on the top of the first steel frame 1, Eight described second fixing bolts 6 on the two angle steel connecting plates 4 at the top of the first steel frame 1 are all threaded with the second steel frame 2, and between the two angle steel connecting plates 4 at the bottom of the first steel frame 1 The second steel frame 2 is fixedly arranged in between, and the eight second fixing bolts 6 on the two angle steel connecting plates 4 at the bottom of the first steel frame 1 are all screwed to the second steel frame 2, and the four angle steel connecting plates 4 are far away from the One end of the first steel frame 1 is fixedly provided with a first positioning block 7 , and the ends of the four angle steel connecting plates 4 away from the two second steel frames 2 are all fixedly provided with a second positioning block 13 .

The ends of the four first positioning blocks 7 away from the first steel frame 1 are fixedly provided with two first fixing screws 8, and the ends of the four second positioning blocks 13 away from the second steel frame 2 are all provided with two second screws. Set screws 14, four first positioning blocks 7 are fixedly provided with a first limiting groove 9, four second limiting blocks 12 are fixedly provided with a second limiting groove 15, and on the same angle steel connecting plate 4 The first limiting groove 9 of each is fixedly provided with the first limiting block 11, and the second limiting groove 15 on the same angle steel connecting plate 4 is fixedly provided with the second limiting block 12, and the same angle steel connecting plate A support column 10 is fixedly arranged between the first limit block 11 and the second limit block 12 on 4, and two transverse connecting plates 16 are fixedly arranged on the front and back middle of the first steel frame 1, and four transverse connecting plates 16 are fixedly arranged. The side connecting plate 16 close to the first steel frame 1 is fixedly provided with third fixing bolts 17, and the third steel frame 3 is fixedly arranged between the two transverse connecting plates 16 on the same side, and the two third The steel frames 3 are all fixedly connected to the two transverse connection plates 16 through four fourth fixing bolts 18 .

Working principle: When using the strong connection device for building steel structures, first fix the second steel frame 2 on the top and bottom ends of the first steel frame 1, and then connect the second steel frame 2 to the first steel frame through the angle steel connecting plate 4 The frame 1 is fixedly connected, and then the supporting column 10 is fixedly arranged on the angle steel connecting plate 4, and the supporting column 10 is fixed by the first fixing screw 8 and the second fixing screw 14, and finally the four horizontal connecting plates 16 are fixedly arranged In the middle part of the first steel frame 1, then two third steel frames 3 are fixedly arranged between the two transverse connection plates 16, and the third steel frame 3 is connected to the first steel frame by the fourth fixing bolt 18 1 Just assemble it firmly.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model, All should be included within the protection scope of the present utility model.

Claims (5)

1. A strong connection device for building steel structures, comprising a first steel frame (1), a first limiting block (11), a second limiting block (12) and a second limiting groove (15), characterized in that: the The top and bottom middle of the first steel frame (1) are fixedly provided with two angle steel connecting plates (4), and the bottoms of the four angle steel connecting plates (4) are fixedly provided with four first fixing bolts ( 5), the sixteen first fixing bolts (5) on the four angle steel connecting plates (4) are all threaded with the first steel frame (1), and the four angle steel connecting plates (4) are far away from the first One side of the steel frame (1) is fixedly provided with four second fixing bolts (6), and between the two angle steel connecting plates (4) on the top of the first steel frame (1) are fixedly provided with second steel bolts (6). Frame (2), the eight described second fixing bolts (6) on the two angle steel connecting plates (4) on the top of the first steel frame (1) are all threaded with the second steel frame (2), located at the first A second steel frame (2) is fixed between the two angle steel connecting plates (4) at the bottom of a steel frame (1), and is located on the two angle steel connecting plates (4) at the bottom of the first steel frame (1) The eight second fixing bolts (6) are all threadedly connected with the second steel frame (2), and the ends of the four angle steel connecting plates (4) away from the first steel frame (1) are all fixedly provided with first Positioning block (7), four described angle steel connecting plates (4) are all fixedly provided with the second positioning block (13) at one end away from two second steel frames (2), the same angle steel connecting plate (4) A supporting column (10) is fixedly arranged between the first limiting block (11) and the second limiting block (12), and the first limiting groove (9) on the same angle steel connecting plate (4) The first limit block (11) is fixedly arranged on the top, and the second limit block (12) is fixedly arranged on the second limit groove (15) on the same angle steel connecting plate (4). Each of the first positioning blocks (7) is fixedly provided with a first limiting groove (9), and each of the four second limiting blocks (12) is fixedly provided with a second limiting groove (15). 2. The strong connection device for building steel structures according to claim 1, characterized in that: one end of the four first positioning blocks (7) away from the first steel frame (1) is fixedly provided with two first fixing screws (8). 3. The strong connection device for building steel structures according to claim 1, characterized in that: one end of the four second positioning blocks (13) far away from the second steel frame (2) is provided with two second fixed screw(14). 4. The strong connection device for building steel structures according to claim 1, characterized in that: the front and back middle of the first steel frame (1) are fixedly provided with two transverse connecting plates (16), four Third fixing bolts (17) are fixedly arranged on the side of the horizontal connecting plate (16) close to the first steel frame (1). 5. The strong connection device for building steel structures according to claim 4, characterized in that: a third steel frame (3) is fixedly arranged between the two transverse connecting plates (16) on the same side, and the two The third steel frame (3) is fixedly connected to the two transverse connection plates (16) by four fourth fixing bolts (18).

Images