Steel structure module unit connecting structure and construction method thereof

Abstract

The present application relates to a kind of new steel structure module unit connecting structure, be provided at the splicing node of steel beam and stand, comprising: multiple through columns, multiple through columns are respectively arranged in stand, and through column one end extends out the outside of stand;Multiple connecting pieces, multiple connecting pieces are respectively set in the extension end outside of through column, and multiple connecting pieces are stacked between, the two sides of upper and lower two layers of connecting pieces are respectively connected with steel beam;Horizontal connecting plate, horizontal connecting plate is set between upper and lower connecting pieces.The present application is a kind of new steel structure module unit connecting structure, through setting through column, the stability of stand connection at node is strengthened, precast connecting piece is spliced and assembled, connecting piece is worn on the periphery of through column and is clamped, reduces construction step, improves work efficiency, the connection stability of adjacent connecting piece is strengthened using horizontal connecting plate, can guarantee the connection quality of structure.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of steel structure design, in particular to a steel structure module unit connecting structure and a construction method thereof. BACKGROUND

[0002] In today's digital era, realizing the deep cross-border integration of the construction industry and informatization and digitization, and the transformation of the construction industry towards industry, low carbonization and digitization have become the industry consensus and the general trend of the times. Modular construction is the epitome of the industrialization, greenization and intelligentization of construction, and is a major change in the transition of construction from single standardization to mass production and the shift of construction thinking to manufacturing thinking. Steel structure modular construction is an important form, and its application scenarios are increasing, such as dormitories, logistics warehouses and small processing workshops with many repetitive units in single buildings. Steel structure modular construction has the advantages of rapid processing and installation, labor cost saving, and quality easy to control, but also has the problems of difficult connection node processing between units, small applicable building height, and high construction and installation precision control requirements. The present application aims to design a steel structure module unit connecting structure to improve the structural bearing capacity and expand the applicable height range of steel structure modular construction. SUMMARY

[0003] The present application aims to overcome the defects of the prior art and provide a steel structure module unit connecting structure and a construction method thereof to solve the problems of difficult connection node processing of existing steel structure modular construction and high construction and installation precision control requirements.

[0004] The technical solution to achieve the above-mentioned purpose is: a steel structure module unit connecting structure arranged at the splicing node of a steel beam and a stand column, comprising: a plurality of through columns, the plurality of through columns are respectively arranged in the stand column, and one end of the through column extends out of the outer side of the stand column; a plurality of connecting pieces, the plurality of connecting pieces are respectively sleeved on the outer side of the extended end of the through column, and the plurality of connecting pieces are stacked and spliced, the two sides of the upper and lower connecting pieces are respectively connected with the steel beam; and a horizontal connecting plate arranged between the upper and lower connecting pieces.

[0005] In the steel structure module unit connecting structure, the through column is arranged to strengthen the stability of the connection of the stand column at the node, the connecting piece is pre-fabricated and assembled, the connecting piece is sleeved on the outer periphery of the through column and is clamped and fixed, the construction steps are reduced, the work efficiency is improved, the horizontal connecting plate is used to strengthen the connection stability of the adjacent connecting pieces, and the connection quality of the structure can be ensured.

[0006] A further improvement of the steel structure module unit connecting structure is that a stiffening partition plate is arranged between the through column and the stand column.

[0007] The further improvement of the steel structure module unit connecting structure is that the connecting piece is internally hollow to form a female space, and the connecting piece is internally provided with a first partition plate and a second partition plate; the first partition plate and the second partition plate are arranged in parallel; and the first partition plate and the second partition plate divide the connecting piece into three subspaces.

[0008] The further improvement of the steel structure module unit connecting structure is that the second partition plate is provided with a groove.

[0009] The further improvement of the steel structure module unit connecting structure is that the connecting piece is internally provided with a sealing plate, and the sealing plate is connected to the side wall of the second partition plate; and the sealing plate is correspondingly clamped on the port of the through core column.

[0010] The further improvement of the steel structure module unit connecting structure is that the groove on the second partition plate and the sealing plate form a containing part, and the containing part is matched with the end of the through core column.

[0011] The further improvement of the steel structure module unit connecting structure is that the outer wall of the connecting piece is provided with an opening for the through core column to pass through.

[0012] The further improvement of the steel structure module unit connecting structure is that the connecting pieces between the upper layer and the lower layer are bolted, and the bolt penetrates the horizontal connecting plate.

[0013] The further improvement of the steel structure module unit connecting structure is that a reinforcing piece is arranged between the steel beam and the column.

[0014] The construction method of the steel structure module unit connecting structure comprises the following steps: first, installing the connecting piece of the lower layer at the splicing position of the steel beam and the column, and sleeving the connecting piece of the lower layer on the through core column of the lower column; second, placing the horizontal connecting plate on the upper end of the connecting piece through the connecting cone head; third, hoisting and splicing the connecting piece of the upper layer on the upper side of the horizontal connecting plate, and correspondingly sleeving the connecting piece of the upper layer on the through core column of the upper column; fourth, fixing the connecting pieces of the upper layer and the lower layer and the horizontal connecting plate in the middle by meansing the bolt; and fifth, arranging the reinforcing piece at the included angle between the steel beam and the column, and completing the connection of the steel structure module unit. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a front view of the steel structure module unit connecting structure.

[0016] Figure 2 It is a connecting schematic diagram of the stiffening partition plate and the through core column.

[0017] Figure 3It is the bottom view of the connecting piece of the application.

[0018] Figure 4 It is the side view of the inside of the connecting piece of the application.

[0019] Figure 5 It is the structure diagram of the opening on the connecting piece of the application.

[0020] Figure 6 It is the flowchart of the construction method of the steel structure module unit connecting structure of the application.

[0021] Figure 7 It is the structure diagram of step S220 of the application.

[0022] In the figure: 10, through column; 11, connecting piece; 111, first partition plate; 112, second partition plate; 113, groove; 114, sealing plate; 115, opening; 116, bolt hole; 12, horizontal connecting plate; 13, stiffened partition plate; 14, reinforcing member; 15, connecting cone head; 16, bolt; 20, steel beam; 21, column. DETAILED DESCRIPTION

[0023] The application will be further described in combination with the drawings and specific embodiments.

[0024] Referring to Figure 1 , a front view of the steel structure module unit connecting structure of the application is shown. The application provides a steel structure module unit connecting structure arranged at the splicing joint of a steel beam 20 and a column 21, which comprises: a plurality of through columns 10, the plurality of through columns 10 are arranged in the column 21 respectively, and one end of the through column 10 extends out of the outside of the column 21.

[0025] Among them, the column 21 is composed of square steel pipes to improve the bearing capacity of the column 21, the end of the through column 10 outside the column 21 protrudes out of the end of the column 21 by a certain length into the joint area of the splicing of the steel beam 20 and the column 21, and the column 21 is connected and positioned by the through column 10 to facilitate the strengthening of the connection joint strength between the module units.

[0026] In the embodiment, two columns 21 are arranged oppositely above and below, two steel beams 20 are arranged oppositely left and right, and the column 21 is composed of two square steel pipes transversely spliced, so that two through columns 10 can be arranged on each column 21, i.e. the through columns 10 on the upper and lower sides are arranged oppositely.

[0027] A plurality of connecting pieces 11, the plurality of connecting pieces 11 are respectively sleeved on the outside of the extended end of the through column 10, and the plurality of connecting pieces 11 are spliced in layers, and the two sides of the upper and lower layers of connecting pieces 11 are respectively connected with the steel beam 20.

[0028] The connecting piece 11 is a rectangular box structure, the material of the connecting piece 11 is consistent with the column 21 and the through column, and the side wall of the connecting piece 11 is welded and connected with the end of the steel beam 20.

[0029] In the embodiment, the number of the connecting piece 11 is four, corresponding to the four through columns 10, and the connecting pieces 11 in the upper and lower layers are two, the total length of the two connecting pieces 11 in the transverse direction is consistent with the spacing between the two steel beams 20, and the side wall of the connecting piece 11 is welded and fixed with the end of the steel beam 20. The connecting piece 11 is a prefabricated structure, which is convenient for hoisting and assembling, reduces the construction difficulty, and can improve the construction efficiency.

[0030] The horizontal connecting plate 12 is arranged between the upper and lower connecting pieces 11.

[0031] The length of the horizontal connecting plate 12 is consistent with the total length of the transversely spliced connecting pieces 11, and the horizontal connecting plate 12 is used for connecting the adjacent connecting pieces 11 and reinforcing the connection between the plurality of connecting pieces 11.

[0032] Referring to Figure 2 , a schematic diagram of the connection between the stiffening partition plate and the through column is shown. The steel structure module unit connection structure provided by the application is provided with a stiffening partition plate 13 between the through column 10 and the column 21.

[0033] The stiffening partition plate 13 and the column 21 are matched and arranged in a rectangular structure, and the stiffening partition plate 13 is provided with a through hole in the middle. The stiffening partition plate 13 can be horizontally arranged around the through column 10 through the through hole. The stiffening partition plates 13 are arranged at a certain distance between the inner wall of the column 21 and the outer wall of the through column, and the spacing between the adjacent stiffening partition plates 13 arranged in the upper and lower layers is set according to actual needs, which is not limited here.

[0034] Referring to Figure 3 , a bottom view of the connecting piece is shown. The steel structure module unit connection structure provided by the application is provided with a female space in the hollow inside the connecting piece 11, and the connecting piece 11 is provided with a first partition plate 111 and a second partition plate 112.

[0035] The sizes of the first partition plate 111 and the second partition plate 112 are consistent.

[0036] The first partition plate 111 and the second partition plate 112 are arranged in parallel.

[0037] The first partition plate 111 and the second partition plate 112 are arranged vertically with the bottom of the connecting piece 11.

[0038] The first partition plate 111 and the second partition plate 112 divide the connecting piece 11 into three subspaces.

[0039] The first partition plate 111 is arranged on the same line with the outer wall of the column 21, so that the first partition plate 111 is stressed, and the stability of the connection between the connecting piece 11 and the column 21 is enhanced.

[0040] In the embodiment, a plurality of bolt holes 116 are arranged in the three subspaces separated by the first partition plate 111 and the second partition plate 112.

[0041] Referring to Figure 4 , a side sectional view of the connecting piece is shown. The connecting piece 11 is provided with a second partition plate 112.

[0042] The size of the groove 113 corresponds to the size of the end of the through column 10.

[0043] In the embodiment, the connecting piece 11 arranged in the upper layer is provided with a groove 113 at the upper end of the second partition plate 112, and the connecting piece 11 arranged in the lower layer is provided with a groove 113 at the lower end of the second partition plate 112.

[0044] Referring to Figure 4 , a side sectional view of the connecting piece is shown. The connecting piece 11 is provided with a second partition plate 112.

[0045] In the connecting piece 11 arranged in the upper layer, the sealing plate 114 is arranged on the side wall of the lower end of the second partition plate 112, and the sealing plate 114 is arranged at the bottom of the groove 113.

[0046] The sealing plate 114 is correspondingly clamped on the port of the through column 10.

[0047] The sealing plate 114 can be clamped on the side wall of the port of the through column 10, or can extend into the through column 10 for clamping, which is not limited herein.

[0048] The connecting piece 11 is provided with a second partition plate 112, and a groove 113 is arranged on the second partition plate 112.

[0049] The through column 10 is limited and clamped by the groove 113 and the sealing plate 114, so that the connecting piece 11 is prevented from being unstably rotated around the through column 10.

[0050] Referring to Figure 5 , a structure diagram of the opening on the connecting piece of the present application is shown. The present application provides a steel structure module unit connecting structure, and the outer wall of the connecting piece 11 is provided with an opening 115 for the through column 10 to pass through.

[0051] Among them, the connecting piece 11 arranged in the upper layer is provided with an opening 115 at the upper end face, the connecting piece 11 arranged in the lower layer is provided with an opening 115 at the lower end face, and the bolt hole 116 is arranged opposite to the opening 115.

[0052] The present application provides a steel structure module unit connecting structure, and the connecting pieces 11 between the upper and lower layers are connected by bolts 16, and the bolts pass through the horizontal connecting plate 12.

[0053] Among them, the horizontal connecting plate 12 is provided with a plurality of prefabricated round holes for the bolts to pass through, and the prefabricated round holes are arranged corresponding to the bolt holes 116 on the upper and lower connecting pieces 11.

[0054] In other embodiments, when the number of connected bolts does not meet the bearing capacity requirement, the length of the connecting piece 11 can be increased along the length direction of the steel beam 20 to increase the number of bolts.

[0055] Referring to Figure 1 , a front view of a steel structure module unit connecting structure of the present application is shown. The present application provides a steel structure module unit connecting structure, and a reinforcing piece 14 is arranged between the steel beam 20 and the column 21.

[0056] Among them, the reinforcing piece 14 is a haunch structure, which can increase the connecting stiffness between the connecting joint of the steel beam 20 and the column 21, provide support force, and maintain the stability of the structure connection.

[0057] Referring to Figure 6 , a flowchart of the construction method of a steel structure module unit connecting structure of the present application is shown. The present application provides a construction method of a steel structure module unit connecting structure, which comprises the following steps:

[0058] Step S210 is performed: the connecting piece 11 in the lower layer is first installed at the splicing place of the steel beam 20 and the column 21, and the connecting piece 11 in the lower layer is sleeved on the through column 10 of the lower column 21.

[0059] Among them, the lower through column 10 is clamped in the accommodating part in the lower connecting piece 11, the steel beam 20 and the side wall of the connecting piece 11 are welded and fixed after the installation of the lower connecting piece 11 is completed, and then step S220 is performed.

[0060] Step S220 is performed: the horizontal connecting plate 12 is placed on the upper end of the connecting piece 11 by guiding the connecting cone head 15.

[0061] Referring toFigure 7 , shows the structural schematic diagram of step S220 of the present application. In which, the selected angle part replaces a bolt with connecting cone head 15, which is convenient for guiding and positioning when installing horizontal connecting plate 12. The prefabricated round holes on horizontal connecting plate 12 correspond to bolt holes 116 of lower connecting piece 11 one by one, then step S230 is executed.

[0062] Step S230 is executed: the upper connecting piece 11 is hoisted and spliced on the upper side of horizontal connecting plate 11, and the upper connecting piece 11 is correspondingly sleeved on the through column 10 of the upper column 21.

[0063] In which, the bolt holes 116 at the lower end of the upper connecting piece 11 correspond to the prefabricated round holes on the horizontal connecting plate 11 one by one, and the upper through column 10 is clamped in the accommodating part in the upper connecting piece 11, then step S240 is executed.

[0064] Step S240 is executed: the upper and lower connecting pieces 11 and the intermediate horizontal connecting plate 12 are fixed by bolts.

[0065] In which, the upper and lower connecting pieces 11 and the horizontal connecting plate 12 are connected into a whole by bolts, which strengthens the stability between the upper and lower connecting pieces 11 and also strengthens the stability between adjacent connecting pieces 11, then step S250 is executed.

[0066] Step S250 is executed: the reinforcing piece 14 is arranged at the included angle between the steel beam 20 and the column 21, and the connection of the steel structure module unit is completed.

[0067] In which, the connecting stiffness at the included angle between the steel beam 20 and the column 21 is strengthened by the reinforcing piece 14, which can improve the structural carrying capacity.

[0068] The present application is described in detail above in combination with the embodiment of the drawings, and those skilled in the art can make various changes to the present application according to the above description. Therefore, some details in the embodiment should not constitute a limitation on the present application, and the scope of protection of the present application will be defined by the appended claims.

Claims

1. A steel structure modular unit connection structure, disposed at the splicing node of a steel beam and a column, characterized in that, include: Multiple through-core columns are respectively disposed inside the column, and one end of each through-core column extends out of the outside of the column; Multiple connectors are respectively sleeved on the outer side of the extended end of the through column, and the multiple connectors are stacked and spliced ​​together. The two sides of the upper and lower layers of connectors are respectively connected to the steel beam. A horizontal connecting plate is disposed between the upper and lower connecting members; The connector has a hollow interior forming a mother space, and the connector is provided with a first partition and a second partition. The first partition and the second partition are arranged in parallel; The first and second partitions divide the interior of the connector into three sub-spaces; The second partition plate has a groove; The connector has a sealing plate inside, and the sealing plate is connected to the side wall of the second partition. The sealing plate is correspondingly engaged at the port of the through-core column.

2. The steel structure modular unit connection structure according to claim 1, characterized in that, A stiffening partition is provided between the through-core column and the upright column.

3. The steel structure modular unit connection structure according to claim 1, characterized in that, The groove on the second partition plate forms a receiving portion with the sealing plate, and the receiving portion matches and corresponds to the end of the through-core column.

4. The steel structure modular unit connection structure according to claim 1, characterized in that, The outer wall of the connector has an opening for the through-hole column to pass through.

5. A steel structure modular unit connection structure according to claim 1, characterized in that, The upper and lower connecting parts are bolted together, and the bolts pass through the horizontal connecting plate.

6. The steel structure modular unit connection structure according to claim 1, characterized in that, Reinforcing members are provided between the steel beam and the column.

7. A construction method for a steel structure modular unit connection structure as described in claim 1, characterized in that, Includes the following steps: First, install the lower-level connector at the joint between the steel beam and the column, and then fit the lower-level connector onto the through-column of the column below. The horizontal connecting plate is placed on the upper end of the connector by guiding the connection cone. The upper connecting piece is hoisted and spliced ​​on the upper side of the horizontal connecting plate, and the upper connecting piece is correspondingly fitted onto the through column of the upper column; The upper and lower connecting parts and the middle horizontal connecting plate are fixed by bolts. Reinforcing members are installed at the angle between the steel beam and the column to complete the connection of the steel structure module unit.

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