Modular fabricated steel-concrete composite encased column

Abstract

The application discloses a modular assembly type steel-concrete combined sleeve column, and solves the technical problems of large self-weight of a single PC column, complicated assembly and high cost of a pure steel column in the prior art.The application comprises a foundation, an assembly type steel-concrete column and a beam end connecting structure.The assembly type steel-concrete column comprises a steel sleeve structure and a plurality of reinforced concrete columns, the adjacent two reinforced concrete columns are connected through the steel sleeve structure, the beam end connecting structure is installed at the top end of the topmost reinforced concrete column in the assembly type steel-concrete column, and the bottom end of the bottommost reinforced concrete column in the assembly type steel-concrete column is installed on the foundation.The application has the advantages of simple structure, scientific and reasonable design and convenient use, can effectively realize the purposes of cost reduction and benefit increase and fast and effective connection, and can effectively reduce the field wet work, so that the load-bearing column has the characteristics of low cost of the concrete component, excellent seismic performance of the steel component and convenient node connection.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of building structure, and particularly relates to a modular assembly type steel-concrete combined sleeve column. BACKGROUND

[0002] With the innovation and development of material science and structural form, as the main vertical load-bearing component in building structure, columns have undergone several iterations. The materials used for columns have evolved from natural stone to sintered red brick in modern times, and now to concrete. Today, driven by the national policy of prefabricated buildings, the increasing production of steel structures, structural performance, material environmental protection and other factors, using steel to make load-bearing columns has become an unstoppable trend and the direction of future development. However, using steel columns to replace concrete columns as building load-bearing columns is costly, and subsequent corrosion and fire prevention maintenance is troublesome and costly. SUMMARY

[0003] The technical problem to be solved by the present application is to provide a modular assembly type steel-concrete combined sleeve column to at least solve some of the above technical problems.

[0004] To achieve the above-mentioned purpose, the technical scheme adopted by the present application is as follows:

[0005] A modular assembly type steel-concrete combined sleeve column, comprising a foundation, an assembly type steel-concrete column and a beam end connecting structure; the assembly type steel-concrete column comprises a steel sleeve structure and a plurality of reinforced concrete columns, adjacent two reinforced concrete columns are connected by the steel sleeve structure, the beam end connecting structure is installed at the top end of the topmost reinforced concrete column in the assembly type steel-concrete column, and the bottom end of the bottommost reinforced concrete column in the assembly type steel-concrete column is installed on the foundation.

[0006] Further, the steel sleeve structure comprises a male steel sleeve and a female steel sleeve matched with the male steel sleeve, the male steel sleeve is assembled on one reinforced concrete column, the female steel sleeve is assembled on the adjacent other reinforced concrete column, and the male steel sleeve is inserted into the corresponding female steel sleeve.

[0007] Further, a guide positioning structure is arranged between the male steel sleeve and the female steel sleeve.

[0008] Preferably, the guide positioning structure comprises a vertical guide plate arranged in the female steel sleeve and a V-shaped positioning guide groove arranged on the male steel sleeve and matched with the vertical guide plate.

[0009] Preferably, the vertical guide plate has four pieces, which are respectively distributed on the four inner walls of the female steel sleeve, and adjacent two pieces of the vertical guide plate are distributed vertically.

[0010] Preferably, the female steel sleeve is provided with a transverse steel partition plate, which separates the female steel sleeve into an upper sleeve slot and a lower sleeve slot, the lower sleeve slot is sleeved on the corresponding reinforced concrete column, and the male steel sleeve is sleeved in the upper sleeve slot of the corresponding female steel sleeve.

[0011] Preferably, a grouting hole is formed in the center of the transverse steel partition plate, and a vertical guide plate penetrates the transverse steel partition plate and is located in the lower sleeve slot and the upper sleeve slot, and the vertical guide plate is welded and fixed with the transverse steel partition plate.

[0012] Further, the reinforced concrete column is provided with a middle steel sleeve in the middle part, and the reinforced concrete column is also provided with steel corbels on both sides of the middle steel sleeve.

[0013] Further, the beam end connecting structure comprises a beam end reinforced concrete column, a top steel sleeve provided at the top of the beam end reinforced concrete column, and a beam end steel connecting piece installed on the top steel sleeve; the beam end reinforced concrete column is connected with the top end of the topmost reinforced concrete column in the fabricated steel-concrete column through the steel sleeve structure.

[0014] Preferably, the beam end steel connecting piece comprises a steel plate, a pair of ear plates provided on the steel plate, and a plurality of anchoring steel bars provided on the steel plate and poured into the corresponding beam; the ear plates are clamped on the top steel sleeve, and a hooking groove is formed in the ear plates to hook the top steel sleeve.

[0015] Preferably, a V-shaped insertion groove is formed in the top steel sleeve, a cross-shaped inner partition plate is arranged in the top steel sleeve, a grouting hole is formed in the cross-shaped inner partition plate, a steel bar is arranged in the grouting hole, and the beam end steel connecting piece is inserted into the V-shaped insertion groove and connected with the steel bar.

[0016] Further, the base connecting column is connected with the base at the bottom end and connected with the bottom end of the bottommost reinforced concrete column in the fabricated steel-concrete column through the steel sleeve structure at the top end.

[0017] Further, the base connecting column is provided with an integrated column foot connecting piece, the base is pre-buried with a pre-buried screw rod A matched with the integrated column foot connecting piece, the pre-buried screw rod A is arranged in the integrated column foot connecting piece and fixed by a nut.

[0018] Further, the base connecting column is provided with a column bottom steel sleeve, the base connecting column is inserted into the base through the column bottom steel sleeve, and a V-shaped column bottom insertion groove is formed in the column bottom steel sleeve.

[0019] Further, the foundation is provided with a separate column base connector matched with the column bottom steel sleeve, a vertical insertion steel plate A matched with the V-shaped column bottom insertion slot is arranged in the separate column base connector, the column bottom steel sleeve is inserted into the separate column base connector, the vertical insertion steel plate A is inserted into the V-shaped column bottom insertion slot, a pre-buried screw rod B matched with the separate column base connector is pre-buried in the foundation, the pre-buried screw rod B is arranged in the separate column base connector and is fixed through a nut.

[0020] Further, the foundation is provided with a separate column base connector matched with the column bottom steel sleeve, a vertical insertion steel plate A matched with the V-shaped column bottom insertion slot is arranged in the separate column base connector, the column bottom steel sleeve is inserted into the separate column base connector, the vertical insertion steel plate A is inserted into the V-shaped column bottom insertion slot, a pre-buried screw rod B matched with the separate column base connector is pre-buried in the foundation, the pre-buried screw rod B is arranged in the separate column base connector and is fixed through a nut.

[0021] Compared with the prior art, the present application has the following beneficial effects:

[0022] The present application has the advantages of simple structure, scientific and reasonable design, convenient use, integration of steel sleeve and simple and efficient connecting joint in traditional PC column, effective realization of cost reduction and efficiency increase and rapid and effective connection, and effective reduction of field wet work, so that the load-bearing column has the characteristics of low cost of concrete component, excellent seismic performance of steel component and convenient joint connection. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 Structure diagram of the present application Figure 1 (Full-exposed column base or half-exposed column base is adopted to connect with the foundation).

[0024] Figure 2 Structure diagram of the present application Figure 2 (Embedded column base is adopted to connect with the foundation).

[0025] Figure 3 Explosion of the steel-concrete combined sleeve column of the present application Figure 1 (Full-exposed column base is adopted to connect with the foundation).

[0026] Figure 4 Explosion of the steel-concrete combined sleeve column of the present application Figure 2 (Half-exposed column base is adopted to connect with the foundation).

[0027] Figure 5 Explosion of the steel-concrete combined sleeve column of the present application Figure 3 (Embedded column base is adopted to connect with the foundation).

[0028] Figure 6 Structure diagram of the beam end reinforced concrete column of the present application.

[0029] Figure 7The figure is a schematic diagram of the steel connecting piece structure of the beam end of the present application.

[0030] Figure 8 The figure is a schematic diagram of the reinforced concrete column structure of the present application.

[0031] Figure 9 The figure is a schematic diagram of the steel bracket structure of the present application.

[0032] Figure 10 The figure is a top view of the steel sleeve hoop at the top of the column of the present application.

[0033] Figure 11 The figure is a top view (full-exposed column base or semi-exposed column base) of the present application.

[0034] Figure 12 The figure is a schematic diagram of the foundation connecting column structure of the present application (full-exposed column base).

[0035] Figure 13 The figure is a schematic diagram of the foundation structure of the present application (full-exposed column base).

[0036] Figure 14 The figure is a top view of the reinforced concrete column of the present application (the steel sleeve hoop and the steel bracket in the column are not shown).

[0037] Figure 15 The figure is a side view of the reinforced concrete column of the present application (the steel sleeve hoop and the steel bracket in the column are not shown).

[0038] Figure 16 The figure is a schematic diagram of the split column base connecting piece structure of the present application.

[0039] Figure 17 The figure is a schematic diagram of the split column base connecting piece assembled to the foundation of the present application.

[0040] In the figure, the names corresponding to the reference signs are as follows:

[0041] 1 - foundation, 2 - assembled steel-concrete column, 3 - beam end connecting structure, 4 - reinforced concrete column, 5 - steel sleeve hoop structure, 6 - male steel sleeve hoop, 7 - female steel sleeve hoop, 8 - vertical guide plate, 9 - V-shaped positioning guide groove, 10 - transverse steel partition plate, 11 - grouting hole, 12 - steel sleeve hoop in the column, 13 - steel bracket, 14 - reinforced concrete column at the beam end, 15 - steel connecting piece at the beam end, 16 - steel sleeve hoop at the top of the column, 17 - steel plate, 18 - anchoring steel bar, 19 - lug plate, 20 - hooking groove, 21 - cross-shaped inner partition plate, 22 - grouting hole, 23 - steel bar, 24 - V-shaped insertion groove, 25 - foundation connecting column, 26 - integrated column base connecting piece, 27 - pre-buried screw rod A, 28 - steel sleeve hoop at the bottom of the column, 29 - split column base connecting piece, 30 - vertical insertion steel plate A, 31 - V-shaped insertion groove at the bottom of the column, 32 - pre-buried screw rod B, 33 - post-pouring cup, 34 - vertical insertion steel plate B. DETAILED DESCRIPTION

[0042] In order to make the objects, technical solutions and advantages of the present application clearer, further detailed description will be given below with reference to the drawings. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work belong to the protection scope of the present application.

[0043] Embodiment 1.

[0044] As shown in Figures 1-17 The present application provides a modular assembly type steel-concrete combined sleeve column, which comprises a foundation 1, an assembly type steel-concrete column 2 and a beam end connecting structure 3. The assembly type steel-concrete column 2 comprises a steel sleeve structure 5 and a plurality of reinforced concrete columns 4. The adjacent two reinforced concrete columns 4 are connected through the steel sleeve structure 5. The beam end connecting structure 3 is installed at the top end of the topmost reinforced concrete column 4 in the assembly type steel-concrete column 2. The bottom end of the bottommost reinforced concrete column 4 in the assembly type steel-concrete column 2 is installed on the foundation 1.

[0045] The assembly type steel-concrete column 2 is installed on the foundation 1. The beam end connecting structure 3 is installed on the assembly type steel-concrete column 2 and is also anchored on the beam. The beam end connecting structure 3, the reinforced concrete column 4 and the foundation 1 are fixedly connected through the steel sleeve structure 5. The overall structure is stable, the cost is low, the connection is convenient, the cost can be reduced and the work efficiency can be improved, and the on-site wet work can be effectively reduced.

[0046] The present application has the advantages of simple structure, scientific and reasonable design, convenient use, incorporation of steel sleeve and simple and efficient connecting node in the traditional PC column, effective realization of the purposes of cost reduction and efficiency increase and rapid and effective connection, effective reduction of on-site wet work, and the load-bearing column has the characteristics of low cost of concrete component, excellent seismic performance of steel component and convenient node connection.

[0047] The present application can solve the technical problems of large self-weight, low standardization and inconvenient assembly of the traditional single PC column, effectively solve the problems of high cost of steel column, large maintenance surface of corrosion and fire prevention and easy instability under pressure, and the like.

[0048] Embodiment 2.

[0049] As shown in Figures 1-17As shown, the present invention provides a modular prefabricated steel-concrete composite sleeve column, which includes a foundation 1, a prefabricated steel-concrete column 2 and a beam end connection structure 3; the prefabricated steel-concrete column 2 includes a steel sleeve structure 5 and a plurality of reinforced concrete columns 4, and two adjacent reinforced concrete columns 4 are connected by the steel sleeve structure 5. The beam end connection structure 3 is installed at the top of the topmost reinforced concrete column 4 in the prefabricated steel-concrete column 2, and the bottom end of the bottommost reinforced concrete column 4 in the prefabricated steel-concrete column 2 is installed on the foundation 1.

[0050] The steel hoop structure 5 includes a male steel hoop 6 and a female steel hoop 7 that matches the male steel hoop 6. The male steel hoop 6 is assembled on a reinforced concrete column 4, and the female steel hoop 7 is assembled on another adjacent reinforced concrete column 4. The male steel hoop 6 is inserted into the corresponding female steel hoop 7.

[0051] Based on Example 1, this Example 2 provides a more preferred structure of the steel hoop structure 5, specifically: the steel hoop structure 5 includes a male steel hoop 6 and a female steel hoop 7 that matches the male steel hoop 6, the male steel hoop 6 is assembled on one reinforced concrete column 4, the female steel hoop 7 is assembled on another adjacent reinforced concrete column 4, and the male steel hoop 6 is inserted into the corresponding female steel hoop 7. The male steel hoop 6 and the female steel hoop 7 are connected to each other as a connection node to connect the adjacent columns, which has high connection efficiency and can effectively improve work efficiency. At the same time, by injecting cast-in-situ concrete between the male steel hoop 6 and the female steel hoop 7, it can effectively ensure that the connection between the two is dense and the overall structure is stable.

[0052] Example 3.

[0053] like Figures 1-17 As shown, the present invention provides a modular prefabricated steel-concrete composite sleeve column, which includes a foundation 1, a prefabricated steel-concrete column 2 and a beam end connection structure 3; the prefabricated steel-concrete column 2 includes a steel sleeve structure 5 and a plurality of reinforced concrete columns 4, and two adjacent reinforced concrete columns 4 are connected by the steel sleeve structure 5. The beam end connection structure 3 is installed at the top of the topmost reinforced concrete column 4 in the prefabricated steel-concrete column 2, and the bottom end of the bottommost reinforced concrete column 4 in the prefabricated steel-concrete column 2 is installed on the foundation 1.

[0054] The steel hoop structure 5 includes a male steel hoop 6 and a female steel hoop 7 that matches the male steel hoop 6. The male steel hoop 6 is assembled on a reinforced concrete column 4, and the female steel hoop 7 is assembled on another adjacent reinforced concrete column 4. The male steel hoop 6 is inserted into the corresponding female steel hoop 7.

[0055] A guiding and positioning structure is provided between the male steel ferrule 6 and the female steel ferrule 7 .

[0056] The embodiment 3 is based on the embodiment 2, and a more preferred structure between the male steel sleeve 6 and the female steel sleeve 7 is given, specifically, a guiding and positioning structure is arranged between the male steel sleeve 6 and the female steel sleeve 7. The guiding and positioning structure can ensure accurate insertion between the two, and can also effectively limit the displacement of the two in the horizontal direction after the connection of the male steel sleeve 6 and the female steel sleeve 7, thereby ensuring the stability of the overall structure.

[0057] Embodiment 4.

[0058] As shown in Figures 1-17 The modular assembly type steel-concrete combined sleeve column provided by the application comprises a foundation 1, an assembly type steel-concrete column 2 and a beam end connecting structure 3. The assembly type steel-concrete column 2 comprises a steel sleeve structure 5 and a plurality of reinforced concrete columns 4. The two adjacent reinforced concrete columns 4 are connected through the steel sleeve structure 5. The beam end connecting structure 3 is installed at the top end of the topmost reinforced concrete column 4 in the assembly type steel-concrete column 2. The bottom end of the bottommost reinforced concrete column 4 in the assembly type steel-concrete column 2 is installed on the foundation 1.

[0059] The steel sleeve structure 5 comprises a male steel sleeve 6 and a female steel sleeve 7 matched with the male steel sleeve 6. The male steel sleeve 6 is assembled on one reinforced concrete column 4, the female steel sleeve 7 is assembled on the other adjacent reinforced concrete column 4, and the male steel sleeve 6 is inserted into the corresponding female steel sleeve 7.

[0060] A guiding and positioning structure is arranged between the male steel sleeve 6 and the female steel sleeve 7.

[0061] The guiding and positioning structure comprises a vertical guiding plate 8 arranged in the female steel sleeve 7 and a V-shaped positioning guiding groove 9 arranged on the male steel sleeve 6 and matched with the vertical guiding plate 8.

[0062] The embodiment 4 is based on the embodiment 3, and a more preferred structure of the guiding and positioning structure is given, specifically, the guiding and positioning structure comprises a vertical guiding plate 8 arranged in the female steel sleeve 7 and a V-shaped positioning guiding groove 9 arranged on the male steel sleeve 6 and matched with the vertical guiding plate 8. During assembly, the male steel sleeve 6 is aligned with the female steel sleeve 7 and inserted, and in the process, the vertical guiding plate 8 and the V-shaped positioning guiding groove 9 are in real-time correspondence. When the male steel sleeve 6 is inserted into the female steel sleeve 7, the vertical guiding plate 8 is also inserted into the V-shaped positioning guiding groove 9. The male steel sleeve 6 and the female steel sleeve 7 are guided and positioned in two directions through the male steel sleeve wall and the female steel sleeve wall, and the vertical guiding plate 8 and the V-shaped positioning guiding groove 9. The displacement of the two in the horizontal direction after the connection of the male steel sleeve 6 and the female steel sleeve 7 can be effectively limited, thereby ensuring the stability of the overall structure.

[0063] Embodiment 5.

[0064] As Figures 1-17 shown, the application provides a modular assembly type steel-concrete combined sleeve column, comprising a foundation 1, an assembly type steel-concrete column 2 and a beam end connecting structure 3; the assembly type steel-concrete column 2 comprises a steel sleeve structure 5 and a plurality of reinforced concrete columns 4, two adjacent reinforced concrete columns 4 are connected through the steel sleeve structure 5, the beam end connecting structure 3 is installed at the top end of the topmost reinforced concrete column 4 in the assembly type steel-concrete column 2, and the bottom end of the bottommost reinforced concrete column 4 in the assembly type steel-concrete column 2 is installed on the foundation 1.

[0065] The steel sleeve structure 5 comprises a male steel sleeve 6 and a female steel sleeve 7 matched with the male steel sleeve 6, the male steel sleeve 6 is assembled on one reinforced concrete column 4, the female steel sleeve 7 is assembled on the other adjacent reinforced concrete column 4, and the male steel sleeve 6 is inserted into the corresponding female steel sleeve 7.

[0066] A guide positioning structure is arranged between the male steel sleeve 6 and the female steel sleeve 7.

[0067] The guide positioning structure comprises a vertical guide plate 8 arranged in the female steel sleeve 7 and a V-shaped positioning guide groove 9 arranged on the male steel sleeve 6 and matched with the vertical guide plate 8.

[0068] The vertical guide plate 8 has four pieces, which are respectively distributed on the four inner walls of the female steel sleeve 7, and two adjacent vertical guide plates 8 are distributed vertically.

[0069] In this embodiment 5, a more preferred structure of the guide positioning structure is given based on the embodiment 4, that is, the vertical guide plate 8 has four pieces, which are respectively distributed on the four inner walls of the female steel sleeve 7, and two adjacent vertical guide plates 8 are distributed vertically. The four vertical guide plates 8 correspond to the four V-shaped positioning guide grooves 9 on the steel wall of the male steel sleeve. In this way, the overall structure is more stable.

[0070] Embodiment 6.

[0071] As Figures 1-17 shown, the application provides a modular assembly type steel-concrete combined sleeve column, comprising a foundation 1, an assembly type steel-concrete column 2 and a beam end connecting structure 3; the assembly type steel-concrete column 2 comprises a steel sleeve structure 5 and a plurality of reinforced concrete columns 4, two adjacent reinforced concrete columns 4 are connected through the steel sleeve structure 5, the beam end connecting structure 3 is installed at the top end of the topmost reinforced concrete column 4 in the assembly type steel-concrete column 2, and the bottom end of the bottommost reinforced concrete column 4 in the assembly type steel-concrete column 2 is installed on the foundation 1.

[0072] The steel sleeve structure 5 comprises a male steel sleeve 6 and a female steel sleeve 7 matched with the male steel sleeve 6, the male steel sleeve 6 is assembled on one reinforced concrete column 4, the female steel sleeve 7 is assembled on the other adjacent reinforced concrete column 4, and the male steel sleeve 6 is inserted into the corresponding female steel sleeve 7.

[0073] The guiding and positioning structure is arranged between the male steel sleeve 6 and the female steel sleeve 7.

[0074] The guiding and positioning structure comprises a vertical guide plate 8 arranged in the female steel sleeve 7 and a V-shaped positioning guide groove 9 arranged on the male steel sleeve 6 and matched with the vertical guide plate 8.

[0075] The female steel sleeve 7 is provided with a horizontal steel partition plate 10, the horizontal steel partition plate 10 divides the female steel sleeve 7 into upper and lower sleeve slots, the lower sleeve slot is sleeved on the corresponding reinforced concrete column 4, and the male steel sleeve 6 is sleeved in the upper sleeve slot of the corresponding female steel sleeve 7.

[0076] The embodiment 6 further optimizes the structure of the female steel sleeve 7 based on the embodiment 4, that is, the female steel sleeve 7 is provided with a horizontal steel partition plate 10, the horizontal steel partition plate 10 divides the female steel sleeve 7 into upper and lower sleeve slots, the lower sleeve slot is sleeved on the corresponding reinforced concrete column 4, and the male steel sleeve 6 is sleeved in the upper sleeve slot of the corresponding female steel sleeve 7. In this way, the connection stability between the female steel sleeve 7 and the male steel sleeve 6 and the reinforced concrete column 4 can be effectively ensured. In addition, the standard parts of the reinforced concrete column 4 are convenient to manufacture, and the production, transportation and assembly are convenient.

[0077] Embodiment 7.

[0078] As shown in Figures 1-17 The application provides a modular assembly type steel-concrete combined sleeve column, which comprises a foundation 1, an assembly type steel-concrete column 2 and a beam end connecting structure 3; the assembly type steel-concrete column 2 comprises a steel sleeve structure 5 and a plurality of reinforced concrete columns 4, two adjacent reinforced concrete columns 4 are connected through the steel sleeve structure 5, the beam end connecting structure 3 is installed at the top end of the topmost reinforced concrete column 4 in the assembly type steel-concrete column 2, and the bottom end of the bottommost reinforced concrete column 4 in the assembly type steel-concrete column 2 is installed on the foundation 1.

[0079] The steel sleeve structure 5 comprises a male steel sleeve 6 and a female steel sleeve 7 matched with the male steel sleeve 6, the male steel sleeve 6 is assembled on one reinforced concrete column 4, the female steel sleeve 7 is assembled on the other adjacent reinforced concrete column 4, and the male steel sleeve 6 is inserted into the corresponding female steel sleeve 7.

[0080] The guiding and positioning structure is arranged between the male steel sleeve 6 and the female steel sleeve 7.

[0081] The guiding positioning structure comprises a vertical guiding plate 8 arranged in the female steel sleeve 7, and a V-shaped positioning guiding groove 9 arranged on the male steel sleeve 6 and matched with the vertical guiding plate 8.

[0082] The female steel sleeve 7 is provided with a horizontal steel partition plate 10, which divides the female steel sleeve 7 into upper and lower sleeve connecting grooves, the lower sleeve connecting groove is sleeved on the corresponding reinforced concrete column 4, and the male steel sleeve 6 is sleeved in the upper sleeve connecting groove of the corresponding female steel sleeve 7.

[0083] The horizontal steel partition plate 10 is provided with a grouting hole 11 at the center, the vertical guiding plate 8 penetrates through the horizontal steel partition plate 10 and is located in the lower sleeve connecting groove and the upper sleeve connecting groove, and the vertical guiding plate 8 is welded and fixed with the horizontal steel partition plate 10.

[0084] In the embodiment 7, the horizontal steel partition plate 10 is provided with a grouting hole 11 at the center, the vertical guiding plate 8 penetrates through the horizontal steel partition plate 10 and is located in the lower sleeve connecting groove and the upper sleeve connecting groove, and the vertical guiding plate 8 is welded and fixed with the horizontal steel partition plate 10. In this way, the grouting hole 11 is arranged, so that when the concrete grout is poured between the male steel sleeve 6 and the female steel sleeve 7, the concrete grout can fill the female steel sleeve 7, the vertical guiding plate 8 penetrates through the horizontal steel partition plate 10 and is welded and fixed with the horizontal steel partition plate 10, so that the overall structure is more stable and solid.

[0085] Embodiment 8.

[0086] As shown in Figures 1-17 The modular assembly type steel-concrete combined sleeve column provided by the application comprises a foundation 1, an assembly type steel-concrete column 2 and a beam end connecting structure 3. The assembly type steel-concrete column 2 comprises a steel sleeve structure 5 and a plurality of reinforced concrete columns 4. Adjacent two reinforced concrete columns 4 are connected through the steel sleeve structure 5. The beam end connecting structure 3 is installed at the top end of the topmost reinforced concrete column 4 in the assembly type steel-concrete column 2. The bottom end of the bottommost reinforced concrete column 4 in the assembly type steel-concrete column 2 is installed on the foundation 1.

[0087] The reinforced concrete column 4 is provided with a column middle steel sleeve 12 in the middle. The reinforced concrete column 4 is also provided with steel corbels 13 on both sides of the column middle steel sleeve 12.

[0088] This embodiment 8 is based on embodiment 1, and gives a more preferred structure of the reinforced concrete column 4, specifically: the reinforced concrete column 4 is provided with a column middle steel sleeve 12 in the middle, and is also provided with a steel corbel 13 on both sides of the column middle steel sleeve 12. The column middle steel sleeve of the present application is integrated with the pouring and curing of the reinforced concrete column as part of the formwork pouring stage, and the steel corbel is selected to be welded or not welded on the exposed steel plate of the column middle steel sleeve according to the need, thereby adapting to the common beam end plate connection and bolted connection mode in the market.

[0089] Embodiment 9.

[0090] As shown in Figures 1-17 , the present application provides a modular fabricated steel-concrete combined sleeve column, which comprises a foundation 1, a fabricated steel-concrete column 2 and a beam end connection structure 3; the fabricated steel-concrete column 2 comprises a steel sleeve structure 5 and a plurality of reinforced concrete columns 4, adjacent two reinforced concrete columns 4 are connected through the steel sleeve structure 5, the beam end connection structure 3 is installed at the top end of the topmost reinforced concrete column 4 in the fabricated steel-concrete column 2, and the bottom end of the bottommost reinforced concrete column 4 in the fabricated steel-concrete column 2 is installed on the foundation 1.

[0091] The beam end connection structure 3 comprises a beam end reinforced concrete column 14, a column top steel sleeve 16 arranged at the top of the beam end reinforced concrete column 14, and a beam end steel connecting piece 15 installed on the column top steel sleeve 16; the bottom end of the beam end reinforced concrete column 14 and the top end of the topmost reinforced concrete column 4 in the fabricated steel-concrete column 2 are connected through the steel sleeve structure 5.

[0092] This embodiment 9 is based on embodiment 1, and gives a more preferred structure of the beam end connection structure 3, specifically: the beam end connection structure 3 comprises a beam end reinforced concrete column 14, a column top steel sleeve 16 arranged at the top of the beam end reinforced concrete column 14, and a beam end steel connecting piece 15 installed on the column top steel sleeve 16; the bottom end of the beam end reinforced concrete column 14 and the top end of the topmost reinforced concrete column 4 in the fabricated steel-concrete column 2 are connected through the steel sleeve structure 5.

[0093] The beam end reinforced concrete column 14 and the reinforced concrete column 4 are connected through the steel sleeve structure 5, which is convenient, simple, efficient, and has a stable overall structure. The beam end steel connecting piece 15 is installed on the beam end reinforced concrete column 14 through the column top steel sleeve 16, the beam end steel connecting piece 15 is poured with dense concrete between the beam end steel connecting piece 15 and the beam, and the beam end steel connecting piece 15 is also anchored with the beam, which has a simple and stable structure and is solid and strong.

[0094] Embodiment 10.

[0095] As shown in Figures 1-17As shown, the present invention provides a modular prefabricated steel-concrete composite sleeve column, which includes a foundation 1, a prefabricated steel-concrete column 2 and a beam end connection structure 3; the prefabricated steel-concrete column 2 includes a steel sleeve structure 5 and a plurality of reinforced concrete columns 4, and two adjacent reinforced concrete columns 4 are connected by the steel sleeve structure 5. The beam end connection structure 3 is installed at the top of the topmost reinforced concrete column 4 in the prefabricated steel-concrete column 2, and the bottom end of the bottommost reinforced concrete column 4 in the prefabricated steel-concrete column 2 is installed on the foundation 1.

[0096] The beam end connection structure 3 includes a beam end reinforced concrete column 14, a column top steel hoop 16 provided at the top of the beam end reinforced concrete column 14, and a beam end steel connector 15 installed on the column top steel hoop 16; the bottom end of the beam end reinforced concrete column 14 and the top end of the topmost reinforced concrete column 4 in the prefabricated steel-concrete column 2 are connected through a steel hoop structure 5.

[0097] The beam end steel connector 15 includes a steel plate 17, a pair of ear plates 19 provided on the steel plate 17, and a plurality of anchor steel bars 18 provided on the steel plate 17 and cast in the corresponding beam; the ear plate 19 is clamped on the column top steel hoop 16, and the ear plate 19 is provided with a hook groove 20 for hooking the column top steel hoop 16.

[0098] Based on Example 9, this Example 10 provides a more preferred structure for the beam-end steel connector 15. Specifically, the beam-end steel connector 15 includes a steel plate 17, a pair of lugs 19 provided on the steel plate 17, and a plurality of anchor bars 18 provided on the steel plate 17 and cast in the corresponding beam. The lugs 19 are clamped onto the column-top steel hoop 16, and the lugs 19 are provided with hooking grooves 20 for hooking onto the column-top steel hoop 16. The beam-end steel connector 15 is clamped onto the column-top steel hoop 16 via the lugs 19 and hooked onto the column-top steel hoop 16 via the hooking grooves 20 on the lugs 19. This facilitates connection and provides a stable and firm overall structure.

[0099] Example 11.

[0100] like Figures 1-17 As shown, the present invention provides a modular prefabricated steel-concrete composite sleeve column, which includes a foundation 1, a prefabricated steel-concrete column 2 and a beam end connection structure 3; the prefabricated steel-concrete column 2 includes a steel sleeve structure 5 and a plurality of reinforced concrete columns 4, and two adjacent reinforced concrete columns 4 are connected by the steel sleeve structure 5. The beam end connection structure 3 is installed at the top of the topmost reinforced concrete column 4 in the prefabricated steel-concrete column 2, and the bottom end of the bottommost reinforced concrete column 4 in the prefabricated steel-concrete column 2 is installed on the foundation 1.

[0101] The beam end connection structure 3 includes a beam end reinforced concrete column 14, a column top steel hoop 16 provided at the top of the beam end reinforced concrete column 14, and a beam end steel connector 15 installed on the column top steel hoop 16; the bottom end of the beam end reinforced concrete column 14 and the top end of the topmost reinforced concrete column 4 in the prefabricated steel-concrete column 2 are connected through a steel hoop structure 5.

[0102] A V-shaped insertion groove 24 is provided on the column top steel hoop 16, and a cross inner partition 21 is provided in the column top steel hoop 16. A slurry hole 22 is provided on the cross inner partition 21, and a steel bar 23 is passed through the slurry hole 22. The beam end steel connector 15 is inserted into the V-shaped insertion groove 24 and connected to the steel bar 23.

[0103] Based on Example 9, this Example 11 provides a more preferred structure of the column top steel hoop 16, specifically: a V-shaped insertion groove 24 is provided on the column top steel hoop 16, a cross inner partition 21 is provided in the column top steel hoop 16, a grouting hole 22 is provided on the cross inner partition 21, a steel bar 23 is passed through the grouting hole 22, and the beam end steel connector 15 is inserted into the V-shaped insertion groove 24 and connected to the steel bar 23.

[0104] The ear plate 19 of Example 10 is snapped into the V-shaped insertion groove 24. At the same time, the hook groove 20 on the ear plate 19 hooks the steel bar 23, resulting in a simple and stable structure, strong and sturdy, and convenient and efficient connection. The slurry hole 22 facilitates the dense pouring of concrete into the entire column top steel hoop 16 during concrete pouring.

[0105] Example 12.

[0106] like Figures 1-17 As shown, the present invention provides a modular prefabricated steel-concrete composite sleeve column, which includes a foundation 1, a prefabricated steel-concrete column 2 and a beam end connection structure 3; the prefabricated steel-concrete column 2 includes a steel sleeve structure 5 and a plurality of reinforced concrete columns 4, and two adjacent reinforced concrete columns 4 are connected by the steel sleeve structure 5. The beam end connection structure 3 is installed at the top of the topmost reinforced concrete column 4 in the prefabricated steel-concrete column 2, and the bottom end of the bottommost reinforced concrete column 4 in the prefabricated steel-concrete column 2 is installed on the foundation 1.

[0107] It also includes a foundation connecting column 25, the bottom end of the foundation connecting column 25 is connected to the foundation 1, and the top end of the foundation connecting column 25 is connected to the bottom end of the bottom reinforced concrete column 4 in the prefabricated steel-concrete column 2 through a steel hoop structure 5.

[0108] Based on Example 1, Example 12 provides a more preferred structure of the present invention, specifically: it also includes a foundation connecting column 25, the bottom end of which is connected to the foundation 1, and the top end of which is connected to the bottom end of the lowest reinforced concrete column 4 in the prefabricated steel-concrete column 2 via a steel hoop structure 5. The reinforced concrete column 4 is connected to the foundation 1 via the foundation connecting column 25, and the foundation connecting column 25 is connected to the reinforced concrete column 4 via the steel hoop structure 5. The overall structure is simple, solid and stable, and assembly is efficient and fast.

[0109] Example 13.

[0110] like Figures 1-17 As shown, the present invention provides a modular prefabricated steel-concrete composite sleeve column, which includes a foundation 1, a prefabricated steel-concrete column 2 and a beam end connection structure 3; the prefabricated steel-concrete column 2 includes a steel sleeve structure 5 and a plurality of reinforced concrete columns 4, and two adjacent reinforced concrete columns 4 are connected by the steel sleeve structure 5. The beam end connection structure 3 is installed at the top of the topmost reinforced concrete column 4 in the prefabricated steel-concrete column 2, and the bottom end of the bottommost reinforced concrete column 4 in the prefabricated steel-concrete column 2 is installed on the foundation 1.

[0111] It also includes a foundation connecting column 25, the bottom end of the foundation connecting column 25 is connected to the foundation 1, and the top end of the foundation connecting column 25 is connected to the bottom end of the bottom reinforced concrete column 4 in the prefabricated steel-concrete column 2 through a steel hoop structure 5.

[0112] An integrated column base connector 26 is provided on the foundation connection column 25 , and an embedded screw A27 compatible with the integrated column base connector 26 is embedded on the foundation 1 . The embedded screw A27 passes through the integrated column base connector 26 and is fixed by a nut.

[0113] Based on Example 12, this Example 13 provides a more preferred structure for the foundation connection column 25. Specifically, the foundation connection column 25 is provided with an integrated column base connector 26. Pre-embedded screws A27 compatible with the integrated column base connector 26 are pre-embedded in the foundation 1. The pre-embedded screws A27 are inserted through the integrated column base connector 26 and secured with nuts. The integrated column base connector 26 comprises a steel frame assembled on the foundation connection column 25 and a column base plate disposed at the bottom of the steel frame. Several column base stiffening plates are also disposed between the steel frame and the column base plate. The column base plate has several assembly holes corresponding to the pre-embedded screws A27. The pre-embedded screws A27 are inserted into the assembly holes, and nuts are threadedly connected to the pre-embedded screws A27 to secure them within the corresponding assembly holes. This simple structure allows for quick assembly and significant cost savings.

[0114] Example 14.

[0115] like Figures 1-17As shown, the present invention provides a modular prefabricated steel-concrete composite sleeve column, which includes a foundation 1, a prefabricated steel-concrete column 2 and a beam end connection structure 3; the prefabricated steel-concrete column 2 includes a steel sleeve structure 5 and a plurality of reinforced concrete columns 4, and two adjacent reinforced concrete columns 4 are connected by the steel sleeve structure 5. The beam end connection structure 3 is installed at the top of the topmost reinforced concrete column 4 in the prefabricated steel-concrete column 2, and the bottom end of the bottommost reinforced concrete column 4 in the prefabricated steel-concrete column 2 is installed on the foundation 1.

[0116] It also includes a foundation connecting column 25, the bottom end of the foundation connecting column 25 is connected to the foundation 1, and the top end of the foundation connecting column 25 is connected to the bottom end of the bottom reinforced concrete column 4 in the prefabricated steel-concrete column 2 through a steel hoop structure 5.

[0117] A column bottom steel hoop 28 is provided on the foundation connection column 25 , and the foundation connection column 25 is plugged into the foundation 1 through the column bottom steel hoop 28 . A V-shaped column bottom insertion groove 31 is provided on the column bottom steel hoop 28 .

[0118] Based on Example 12, this Example 14 provides a more preferred structure of the foundation connection column 25, specifically: the foundation connection column 25 is provided with a column bottom steel hoop 28, the foundation connection column 25 is plugged into the foundation 1 through the column bottom steel hoop 28, and the column bottom steel hoop 28 is provided with a V-shaped column bottom insertion groove 31. The column bottom steel hoop 28 preferably has the same structure as the male connection steel hoop (6), can be made into a standard part, can be standardized and mass-produced in a factory, is simple and efficient to assemble, and has a stable and solid structure.

[0119] Example 15.

[0120] like Figures 1-17 As shown, the present invention provides a modular prefabricated steel-concrete composite sleeve column, which includes a foundation 1, a prefabricated steel-concrete column 2 and a beam end connection structure 3; the prefabricated steel-concrete column 2 includes a steel sleeve structure 5 and a plurality of reinforced concrete columns 4, and two adjacent reinforced concrete columns 4 are connected by the steel sleeve structure 5. The beam end connection structure 3 is installed at the top of the topmost reinforced concrete column 4 in the prefabricated steel-concrete column 2, and the bottom end of the bottommost reinforced concrete column 4 in the prefabricated steel-concrete column 2 is installed on the foundation 1.

[0121] It also includes a foundation connecting column 25, the bottom end of the foundation connecting column 25 is connected to the foundation 1, and the top end of the foundation connecting column 25 is connected to the bottom end of the bottom reinforced concrete column 4 in the prefabricated steel-concrete column 2 through a steel hoop structure 5.

[0122] A column bottom steel hoop 28 is provided on the foundation connection column 25 , and the foundation connection column 25 is plugged into the foundation 1 through the column bottom steel hoop 28 . A V-shaped column bottom insertion groove 31 is provided on the column bottom steel hoop 28 .

[0123] The base 1 is provided with a detachable column foot connector 29 matched with the column bottom steel sleeve 28, the detachable column foot connector 29 is provided with a vertical insertion steel plate A 30 matched with the V-shaped column bottom insertion slot 31, the column bottom steel sleeve 28 is inserted into the detachable column foot connector 29, the vertical insertion steel plate A 30 is inserted into the V-shaped column bottom insertion slot 31, the base 1 is pre-buried with a pre-buried screw rod B 32 matched with the detachable column foot connector 29, the pre-buried screw rod B 32 is arranged in the detachable column foot connector 29 and is fixed by a nut.

[0124] The base 1 is provided with a detachable column foot connector 29 matched with the column bottom steel sleeve 28, the detachable column foot connector 29 is provided with a vertical insertion steel plate A 30 matched with the V-shaped column bottom insertion slot 31, the column bottom steel sleeve 28 is inserted into the detachable column foot connector 29, the vertical insertion steel plate A 30 is inserted into the V-shaped column bottom insertion slot 31, the base 1 is pre-buried with a pre-buried screw rod B 32 matched with the detachable column foot connector 29, the pre-buried screw rod B 32 is arranged in the detachable column foot connector 29 and is fixed by a nut.

[0125] The detachable column foot connector 29 comprises a steel bottom plate, the steel bottom plate is provided with a bottom plate steel frame matched with the column bottom steel sleeve 28, a plurality of stiffening plates are arranged between the bottom plate steel frame and the steel bottom plate, the vertical insertion steel plate A 30 is arranged on the inner wall of the bottom plate steel frame, the column bottom steel sleeve 28 is inserted into the bottom plate steel frame, and the vertical insertion steel plate A 30 is inserted into the corresponding V-shaped column bottom insertion slot 31. The steel bottom plate is provided with an assembly hole matched with the pre-buried screw rod B 32, the pre-buried screw rod B 32 is arranged in the corresponding assembly hole and is fixed by a nut. The steel bottom plate is centrally opened, so that the concrete pouring body flows downward. The overall structure is simple, stable, reliable, solid, easy to assemble and efficient.

[0126] Embodiment 16.

[0127] As shown in ​ The application provides a modular assembly type steel-concrete combined sleeve column, which comprises a foundation 1, an assembly type steel-concrete column 2 and a beam end connecting structure 3.

[0128] The application further comprises a foundation connecting column 25, the bottom end of the foundation connecting column 25 is connected with the foundation 1, and the top end of the foundation connecting column 25 is connected with the bottom end of the bottommost steel reinforced concrete column 4 in the assembly type steel-concrete column 2 through the steel sleeve structure 5.

[0129] The base connecting column 25 is provided with a column bottom steel sleeve 28, and the base connecting column 25 is inserted into the base 1 through the column bottom steel sleeve 28. A V-shaped column bottom insertion groove 31 is formed in the column bottom steel sleeve 28.

[0130] A post-pouring cup opening 33 matched with the column bottom steel sleeve 28 is formed in the base 1. A vertical insertion steel plate B 34 matched with the V-shaped column bottom insertion groove 31 is arranged in the post-pouring cup opening 33. The column bottom steel sleeve 28 is inserted into the post-pouring cup opening 33, and the vertical insertion steel plate B 34 is inserted into the V-shaped column bottom insertion groove 31.

[0131] In the embodiment 16, the base connecting column 25 is provided with a more preferred structure based on the embodiment 14. Specifically, a post-pouring cup opening 33 matched with the column bottom steel sleeve 28 is formed in the base 1. A vertical insertion steel plate B 34 matched with the V-shaped column bottom insertion groove 31 is arranged in the post-pouring cup opening 33. The column bottom steel sleeve 28 is inserted into the post-pouring cup opening 33, and the vertical insertion steel plate B 34 is inserted into the V-shaped column bottom insertion groove 31. After the column bottom steel sleeve 28 is inserted into the post-pouring cup opening 33, the concrete pouring body flows into the post-pouring cup opening 33 through the column bottom steel sleeve 28, thereby filling the post-pouring cup opening 33. The overall structure is simple, stable, reliable, solid, easy to assemble and efficient.

[0132] The modular assembly type steel-concrete combined sleeve column and the connecting joint thereof are simple in structure, simple in joint construction, clear in force transmission and convenient in connection, and can effectively improve the factory manufacturing and on-site installation efficiency.

[0133] The steel-concrete combined sleeve column is divided into a top column module (i.e., a beam end connecting structure 3), a middle column module (i.e., an assembly type steel-concrete column 2) and a bottom column module (a base connecting column 25) which are functionally independent, regardless of the length of the column and the number of floors of the building. The length of the reinforced concrete column 4 in the top column module, the bottom column module and the assembly type steel-concrete column 2 does not exceed one floor, which is very suitable for factory standardization and batch production, and is also convenient for transportation.

[0134] The steel-concrete combined sleeve column is selected to be disconnected at the middle part (i.e., the inflection point) of each floor of the building and provided with a column-to-column connection. Compared with the traditional method of disconnecting at the beam-column joint of each floor, the steel-concrete combined sleeve column has the characteristics of simple connection stress (only shear stress), which is beneficial to reduce the steel consumption of the connecting joint and make the column-to-column connection joint structure simple and efficient.

[0135] The steel-mixing combined sleeve column provided by the application discards the connection mode of designing an independent beam-column joint, adopts the mode of integrating the beam-column joint with the concrete column (i.e., the steel sleeve acts as the main body of the joint and is a part attached to the column), effectively reduces the beam-column connection interface, and further reduces the probability of connection failure, while accelerating the connection speed on site.

[0136] The steel-mixing combined sleeve column provided by the application has the characteristics of simple structure, no formwork, no steel binding, less wet work, and fast positioning and anchoring of the beam end.

[0137] The steel-mixing combined sleeve column provided by the application can form different types of column feet by only replacing different types of column foot connectors (i.e., the integrated column foot connector disclosed in Embodiment 13, the separated column foot connector disclosed in Embodiment 15, and the pre-buried column foot connector disclosed in Embodiment 16).

[0138] The modular assembly type steel-mixing combined sleeve column can effectively solve the technical problems of the traditional single PC column, such as large self-weight, low standardization, and inconvenient assembly mode, and solve the technical problems of the steel column, such as high cost, large corrosion and fireproof maintenance surface, and easy instability under pressure.

[0139] Finally, it should be noted that: the above embodiments are only the preferred embodiments of the application to illustrate the technical solutions of the application, but not limit it, of course, nor limit the patent scope of the application. Any modification or polishing without substantial meaning made on the basis of the main design idea and spirit of the application, which still solves the same technical problems as the application, should be included in the protection scope of the application; in addition, the direct or indirect application of the technical solutions of the application in other related technical fields should also be included in the patent protection scope of the application.

Claims

1. A modular assembled steel-concrete combined sleeve column, characterized in that: The invention comprises a foundation (1), an assembled steel-concrete column (2) and a beam end connection structure (3); the assembled steel-concrete column (2) comprises a steel sleeve structure (5) and a plurality of reinforced concrete columns (4); two adjacent reinforced concrete columns (4) are connected by the steel sleeve structure (5); the beam end connection structure (3) is installed at the top of the top reinforced concrete column (4) in the assembled steel-concrete column (2); and the bottom of the bottom reinforced concrete column (4) in the assembled steel-concrete column (2) is installed on the foundation (1); The beam end connection structure (3) includes a beam end reinforced concrete column (14), a column top steel hoop (16) provided on the top of the beam end reinforced concrete column (14), and a beam end steel connector (15) installed on the column top steel hoop (16); the bottom end of the beam end reinforced concrete column (14) is connected to the top end of the topmost reinforced concrete column (4) in the assembled steel-concrete column (2) via a steel hoop structure (5); The beam end steel connector (15) includes a steel plate (17), a pair of ear plates (19) provided on the steel plate (17), and a plurality of anchoring steel bars (18) provided on the steel plate (17) and cast in the corresponding beam; the ear plate (19) is clamped on the column top steel hoop (16), and a hooking groove (20) is provided on the ear plate (19) for hooking the column top steel hoop (16); A V-shaped insertion groove (24) is provided on the column top steel hoop (16), a cross inner partition (21) is provided in the column top steel hoop (16), a grouting hole (22) is provided on the cross inner partition (21), a steel bar (23) is passed through the grouting hole (22), and a beam end steel connector (15) is inserted into the V-shaped insertion groove (24) and connected to the steel bar (23).

2. A modular assembled steel-concrete combined sleeve column according to claim 1, characterized in that: The steel hoop structure (5) comprises a male steel hoop (6) and a female steel hoop (7) adapted to the male steel hoop (6), wherein the male steel hoop (6) is assembled on a reinforced concrete column (4), and the female steel hoop (7) is assembled on another adjacent reinforced concrete column (4), and the male steel hoop (6) is inserted into the corresponding female steel hoop (7).

3. The modular assembled steel-concrete combined sleeve column according to claim 2 is characterized in that: A guide and positioning structure is provided between the male steel hoop (6) and the female steel hoop (7); The guide and positioning structure comprises a vertical guide plate (8) provided in the female steel sleeve (7), and a V-shaped positioning guide groove (9) provided on the male steel sleeve (6) and adapted to the vertical guide plate (8); There are four vertical guide plates (8), which are respectively distributed on the four inner walls of the female steel sleeve (7), and two adjacent vertical guide plates (8) are distributed perpendicular to each other; A transverse steel partition (10) is provided in the female steel hoop (7), and the transverse steel partition (10) divides the female steel hoop (7) into two upper and lower sleeve grooves, the lower sleeve groove is sleeved on the corresponding reinforced concrete column (4), and the male steel hoop (6) is sleeved in the upper sleeve groove of the corresponding female steel hoop (7); A grouting hole (11) is opened at the center of the transverse steel partition (10), and the vertical guide plate (8) passes through the transverse steel partition (10) and is located in the lower sleeve groove and the upper sleeve groove. The vertical guide plate (8) is welded and fixed to the transverse steel partition (10).

4. The modular assembled steel-concrete composite hoop column according to claim 1, characterized in that: A column steel hoop (12) is provided in the middle of the reinforced concrete column (4), and steel brackets (13) are also provided in the middle of the reinforced concrete column (4) on both sides of the column steel hoop (12).

5. The modular assembled steel-concrete combined sleeve column according to claim 1 is characterized in that: It also includes a foundation connection column (25), the bottom end of the foundation connection column (25) is connected to the foundation (1), and the top end of the foundation connection column (25) is connected to the bottom end of the bottom reinforced concrete column (4) in the assembled steel-concrete column (2) through a steel sleeve structure (5).

6. The modular assembled steel-concrete composite hoop column according to claim 5, characterized in that: An integrated column base connector (26) is provided on the foundation connection column (25), and an embedded screw rod A (27) adapted to the integrated column base connector (26) is embedded in the foundation (1). The embedded screw rod A (27) is passed through the integrated column base connector (26) and fixed by a nut.

7. The modular assembled steel-concrete composite sleeve column according to claim 5, characterized in that: A column bottom steel hoop (28) is provided on the foundation connection column (25), and the foundation connection column (25) is plugged into the foundation (1) through the column bottom steel hoop (28). A V-shaped column bottom insertion groove (31) is provided on the column bottom steel hoop (28).

8. The modular assembled steel-concrete composite hoop column according to claim 7, characterized in that: A separate column base connector (29) is provided on the foundation (1) and is compatible with the column bottom steel sleeve (28). A vertical plug-in steel plate A (30) is provided in the separate column base connector (29) and is compatible with the V-shaped column bottom plug-in groove (31). The column bottom steel sleeve (28) is inserted into the separate column base connector (29), and the vertical plug-in steel plate A (30) is inserted into the V-shaped column bottom plug-in groove (31). A pre-buried screw B (32) compatible with the separate column base connector (29) is pre-buried on the foundation (1). The pre-buried screw B (32) is passed through the separate column base connector (29) and is fixed by a nut.

9. The modular assembled steel-concrete composite hoop column according to claim 7, characterized in that: A post-casting cup mouth (33) adapted to the column bottom steel sleeve (28) is provided on the foundation (1), a vertical insertion steel plate B (34) adapted to the V-shaped column bottom insertion groove (31) is provided in the post-casting cup mouth (33), the column bottom steel sleeve (28) is inserted in the post-casting cup mouth (33), and the vertical insertion steel plate B (34) is inserted in the V-shaped column bottom insertion groove (31).

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