Cross beam-column connecting structure for replacing reinforcing steel bars by butt joint of perforated steel pipes and building
The cross-beam-column connection structure, which replaces steel bars with perforated steel pipes, solves the problems of dense steel bars and accurate alignment of grouting sleeves in prefabricated column connections, thereby improving construction efficiency, reducing costs, and providing stable connection nodes.
Patent Information
- Application Number
- CN202520162135.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-23
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2035-01-23
AI Technical Summary
The existing prefabricated column connections are difficult to avoid due to the dense reinforcement, require high positioning accuracy of the grouting sleeves, and need to be supported by a large number of support frames, resulting in low construction efficiency and increased labor costs.
A cross-beam-column connection structure using perforated steel pipes instead of reinforcing bars eliminates the need for formwork and supports by connecting the pipes and bolts. Grouting is performed through the holes, and steel strips replace reinforcing bars to enhance the load-bearing capacity of the connection nodes.
It improved construction efficiency, reduced material and labor costs, enhanced the stability and ease of construction of connection nodes, and simplified the construction process.
Smart Images
Figure CN223753516U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to building technology field, concretely relates to a cross crossbeam column connecting structure of hole steel pipe butt joint alternative steel bar and building. BACKGROUND
[0002] Cast-in-place structure has long construction period, engineering quality is difficult to guarantee, cost is difficult to control and so on, and assembly type structure has certain superiority, assembly type structure is that concrete is poured into independent prefabricated column or prefabricated beam in advance in factory or other places, then is transported to construction site, and is spliced into building structure, in assembly type structure, the connecting mode between prefabricated column or prefabricated beam decides the stability of structure whole.
[0003] The assembly type stand column structure in prior art still has following problems when assembling:
[0004] (1) when prefabricated beam column converges in beam column joint, steel bar is very dense, and the difficulty of avoiding is greater, and the core area concrete of joint cannot be vibrated and compacted.
[0005] (2) when upper and lower prefabricated columns are connected, the grouting sleeve alignment precision is high, and the grouting quality is difficult to guarantee.
[0006] (3) a large number of support frames need to be set up in beam column installation site.
[0007] The above various factors lead to low construction efficiency and increased labor cost. UTILITY MODEL CONTENTS
[0008] The utility model wants to solve the technical problem in prior art that assembly type stand column connection has many defects, and the purpose is to provide a cross crossbeam column connecting structure of hole steel pipe butt joint alternative steel bar and building, using corresponding technical means, has the beneficial effects of alternative steel bar connection, convenient and rapid installation, and the template and support are saved.
[0009] The utility model realizes by following technical scheme:
[0010] Firstly, the utility model provides a cross crossbeam column connecting structure of hole steel pipe butt joint alternative steel bar, which comprises a butt joint pipe one connected with a stand column one, a butt joint pipe two connected with a stand column two, the butt joint pipe two is provided with a bolt connected with the butt joint pipe one, the butt joint pipe two is provided with a cross beam, the cross beam is provided with a clamping groove for clamping the side wall of the butt joint pipe two, the cross beam of the butt joint pipe two is connected with a cross beam, the butt joint pipe one is provided with a through hole one, and the butt joint pipe two is provided with a through hole two.
[0011] Further, in the utility model, the port of the butt joint pipe one is provided with the locating plate one, the port of the butt joint pipe two is provided with the locating plate two, the locating plate two and the locating plate one are connected through the bolt.
[0012] Further, in the utility model, the locating plate one and the locating plate two are provided with annular lining plates.
[0013] Further, in the utility model, the butt joint pipe one with the through hole one and the butt joint pipe two with the through hole two form vertical steel strips instead of longitudinal steel bars, and form horizontal steel strips instead of horizontal hoop bars.
[0014] Further, in the utility model, the cross beam is provided with upper and lower wing plates, and the butt joint pipe two is provided with a horizontal groove for the upper wing plate to pass through.
[0015] Further, in the utility model, the cross beam of the butt joint pipe two is provided with a through hole three.
[0016] Further, in the utility model, the longitudinal bar one of the column one is connected with the pipe wall of the butt joint pipe one, and the longitudinal bar two of the column two is connected with the pipe wall of the butt joint pipe two.
[0017] Further, in the utility model, the longitudinal bar one is arranged in dislocation with the through hole one, and the longitudinal bar two is arranged in dislocation with the through hole two.
[0018] Further, in the utility model, the surface of the butt joint pipe one and the butt joint pipe two is uneven
[0019] In the second aspect, the utility model provides a cross beam column connecting structure of building which is connected by the open hole steel pipe instead of the steel bar.
[0020] Compared with the prior art, the utility model has the following advantages and beneficial effects:
[0021] This utility model discloses a cross-beam-column connection structure and building using perforated steel pipe butt joints to replace reinforcing bars. The structure involves pre-connecting the butt joints of column one and column two using a butt joint method. After butt jointing, bolts are used for leveling, providing pre-fixation of the columns and preventing them from tipping over. This eliminates the material and labor costs associated with on-site support erection, as well as formwork erection and dismantling. Furthermore, multiple through holes are formed on butt joint one and column two. These holes allow for easy grouting and compaction, while also reducing the weight of butt joints, further saving materials. A cross beam is installed within butt joint two. After the grout has solidified, the cross beam and butt joint two form a unified structure, connecting to the cross beams and enhancing their stability. Moreover, the bolt fixing of butt joints one and two after butt jointing replaces traditional steel bar tying, making installation faster and more convenient, significantly improving construction efficiency. Connecting pipe 1 with through hole 1 and connecting pipe 2 with through hole 2 form vertical steel strips that replace longitudinal reinforcing bars, and connecting pipe 1 with through hole 1 and connecting pipe 2 with through hole 2 form horizontal steel strips that replace transverse stirrups. After column 1 and column 2 are joined, concrete is poured inside and outside connecting pipe 1 and connecting pipe 2. After solidification, connecting pipe 1 and connecting pipe 2, which replace reinforcing bars, work together with the concrete to provide good load-bearing capacity of the connection joint. Attached Figure Description
[0022] The accompanying drawings, which are included to provide a further understanding of the embodiments of the present invention and form part of this application, do not constitute a limitation thereof. In the drawings:
[0023] Figure 1 This is a schematic diagram of a cross-beam-column connection structure of a perforated steel pipe replacing reinforcing bars according to the present invention;
[0024] Figure 2 This is a schematic diagram of the second connecting pipe of this utility model;
[0025] Figure 3 for Figure 1 Schematic diagram of the middle crossbeam, positioning plate 2, and annular liner;
[0026] Figure 4 for Figure 1 Schematic diagram of the central cross beam;
[0027] Figure 5 This is a schematic diagram of another cross-beam-column connection structure of the present invention, in which perforated steel pipes are butted together to replace reinforcing bars.
[0028] Figure 6 for Figure 5 Schematic diagram of the middle crossbeam, positioning plate 2, and annular liner;
[0029] Figure 7 For Figure 5 Schematic view of the cross beam.
[0030] Marked in the drawing and the corresponding name of parts: 1- butt pipe one, 101- positioning plate one, 102- through hole one, 2- butt pipe two, 201- positioning plate two, 202- through hole two, 203- horizontal groove, 3- column one, 301- longitudinal rib one, 302- tapered end, 4- column two, 401- longitudinal rib two, 5- bolt, 6- annular lining plate, 7- cross beam, 8- cross beam, 801- clamping groove, 802- upper wing plate, 803- lower wing plate. DETAILED DESCRIPTION
[0031] In order to make the purpose, technical scheme and advantages of the utility model more clearly, the following will be combined with examples and drawings to make further detailed description of the utility model, the schematic implementation mode and the description of the utility model are only used to explain the utility model, and are not as the limitation of the utility model. The following detailed description of the examples of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the examples in the utility model, all other examples obtained by those skilled in the art without creative labor belong to the scope of the utility model protection.
[0032] It should be noted that: similar signs and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings. In the description of the embodiments of the utility model, it also needs to be explained that, unless otherwise explicitly specified and limited, if the terms "set", "install", "connect" appear, they should be understood broadly, for example, can be fixedly connected, can be detachably connected, or integrally connected, can be mechanically connected, can be electrically connected, can be directly connected, or indirectly connected through intermediate media, can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0033] Example 1
[0034] This embodiment 1 provides a cross beam column connection structure of hole steel pipe butt joint instead of steel bar, as shown in Figures 1-4 The specific structure is described as follows.
[0035] Please refer to Figure 1 The cross beam column connection structure of hole steel pipe butt joint instead of steel bar of this embodiment 1 mainly includes two parts of butt pipe one 1 and butt pipe two 2, which are used to connect the upper column one 3 and the lower column two 4.
[0036] The material of the butt joint pipe one 1 and the butt joint pipe two 2 can be preferably Q355B steel, the butt joint pipe one 1 and the butt joint pipe two 2 can be welded into a square tube (or a rectangular tube) shape by four steel plates, or be manufactured by four steel tubes with holes, or be directly cut into a round tube form by a steel tube. As shown in Figure 1 the top end of the butt joint pipe one 1 extends into the inside of the column one 3 and is embedded and fixed, a plurality of longitudinal reinforcement one 301 are installed in the inside of the column one 3, the lower end of the longitudinal reinforcement one 301 and the inner wall of the butt joint pipe one 1 are fixed by double-sided welding, and the stability of the connection between the butt joint pipe one 1 and the column one 3 is enhanced after welding.
[0037] Similarly, as shown in Figure 1 the butt joint pipe two 2 is installed at the top of the column two 4, the bottom end of the butt joint pipe two 2 extends into the inside of the column two 4 and is embedded and fixed, the longitudinal reinforcement two 401 in the inside of the column two 4 and the inner wall of the butt joint pipe two 2 are fixed by double-sided welding, and the stability of the connection between the butt joint pipe two 2 and the column two 4 is ensured.
[0038] Further, as shown in Figure 1 a positioning plate one 101 is installed at the bottom port of the butt joint pipe one 1, and a positioning plate two 201 is installed at the top port of the butt joint pipe two 2. As shown in Figure 3 the butt joint pipe one 1 and the butt joint pipe two 2 are rectangular tubes with the same caliber, the positioning plate one 101 and the positioning plate two 201 are also rectangular plates, the outer side of the positioning plate one 101 and the inner side wall of the butt joint pipe one 1 are fixedly connected, and the outer side of the positioning plate two 201 and the inner side wall of the butt joint pipe two 2 are fixedly connected. The center of the positioning plate one 101 and the positioning plate two 201 has an octagonal opening. Installation holes are provided at the positions of the four corners of the positioning plate one 101 and the positioning plate two 201, the positioning plate one 101 and the positioning plate two 201 are vertically aligned after the butt joint pipe one 1 and the butt joint pipe two 2 are butted against each other, and the installation holes are also vertically aligned.
[0039] In some embodiments of the present embodiment, as shown in Figure 1 , Figure 3 and Figure 4 the cross beam 8 is installed in the inside of the butt joint pipe two 2, the cross beam 8 includes a vertical plate in the shape of a cross, the top and bottom of the vertical plate are respectively provided with an upper wing plate 802 and a lower wing plate 803, and a clamping groove 801 is provided on the upper surface of the cross beam 8. In the present embodiment, the clamping groove 801 extends from bottom to top, the upper wing plate 802 is an integral whole without being broken, four clamping grooves 801 are aligned with the side walls of the butt joint pipe two 2 below when the cross beam 8 is installed, and then are clamped in to achieve installation, and the cross beam 8 and the butt joint pipe two 2 form an integral whole by welding after installation.
[0040] It should be noted that, in Figure 4On the basis of the above, a through hole three can be further formed on the vertical plate of the cross beam 8, so as to facilitate the flow of the concrete grout in the butt joint pipe two 2, and after solidification, it is beneficial to the force cooperation of the cross beam 8 and the butt joint pipe two 2, and the steel material can be saved.
[0041] Furthermore, as shown in Figure 1 , the part of the cross beam 8 extending out of the butt joint pipe two 2 is provided with a threaded hole, and the beam end of the cross beam 7 is connected with the beam end of the cross beam 7 through a connecting plate screw or a rivet.
[0042] Further, as shown in Figure 1 , Figure 2 and Figure 3 , the top of the butt joint pipe two 2 is provided with a horizontal groove 203, and the shape and size of the horizontal groove 203 are the same as those of the upper wing plate 802. When the cross beam 8 is installed on the butt joint pipe two 2, the upper wing plate 802 is located in the horizontal groove 203, so that the top surface of the upper wing plate 802 is flush with the top end of the butt joint pipe two 2, facilitating the butt welding connection operation of the butt joint pipe one 1 and the butt joint pipe two 2.
[0043] In some embodiments of the present embodiment, as shown in Figure 1 and Figure 3 , an annular lining plate 6 is arranged between the positioning plate one 101 and the positioning plate two 201, and the annular lining plate 6 is arranged between the positioning plate one 101 and the positioning plate two 201. Then four bolts 5 pass through the four corner positions of the positioning plate one 101 and the positioning plate two 201. Finally, the bolts 5 are tightened to connect and level the butt joint pipe one 1 and the column one 3. By limiting each other of the butt joint pipe two 2 and the butt joint pipe one 1, the column one 3 after butt joint saves the material and labor cost of on-site support.
[0044] The upper positioning plate one 101 and the lower positioning plate two 201 are connected and positioned by the bolts 5, and after the verticality is adjusted, the bolts 5 are tightened to fix, and then the butt joint pipe one 1 and the butt joint pipe two 2 are electrically welded, and finally the connection node concrete is poured.
[0045] As shown in Figure 1 , in order to make the butt joint pipe one 1 and the butt joint pipe two 2 have better bonding effect with the poured concrete, the surface of the butt joint pipe one 1 and the butt joint pipe two 2 is provided as a concave-convex surface, that is, the surface is uneven, and the concave-convex surface increases the contact area and has better bonding effect. It should be noted that the surface of the butt joint pipe one 1 and the butt joint pipe two 2 can be made uneven by sandblasting.
[0046] In some embodiments of the present embodiment, as shown in Figure 1As shown, three vertical through holes one 102 are arranged on the single side panel of the butt joint pipe one 1, and nine square through holes two 202 arranged in a matrix are arranged on the single side panel of the butt joint pipe two 2, and the positions of the through holes one 102 and the through holes two 202 are vertically aligned.
[0047] The butt joint pipe one 1 with the through holes one 102 and the butt joint pipe two 2 with the through holes two 202 can save material cost and replace the traditional steel bar binding after butt joint, and meet the force and force transmission requirements of the axial force, bending moment and shear force of the column one 3 and the column two 4 at the connection. The butt joint pipe one 1 with the through holes one 102 and the butt joint pipe two 2 with the through holes two 202 form vertical steel strips to replace longitudinal steel bars, and form horizontal steel strips to replace transverse stirrups.
[0048] Further, in combination with Figure 1 As shown, the bottom end of the column one 3 is provided with a tapered end portion 302, the tapered end portion 302 is integrally prefabricated with the column one 3, and the tapered end portion 302 extends into the butt joint pipe one 1. The tapered end portion 302 can adopt the forms of a truncated cone, a cone or a pyramid, and the slope of the tapered end portion 302 should be considered to facilitate the smooth pouring of concrete to the top surface. Therefore, in the embodiment, the slope of the tapered end portion 302 is 45° to ensure the pouring quality. During pouring, the top surface position of the concrete is not lower than the slope line of the root of the tapered end portion 302, and the top of part of the through holes one 102 is flush with the slope line of the root of the tapered end portion 302, further improving the pouring quality.
[0049] Further, the positions of the through holes one 102 and the through holes two 202 are that the longitudinal bars one 301 are arranged in a staggered manner with the through holes one 102, and the longitudinal bars two 401 are arranged in a staggered manner with the through holes two 202, to meet the requirements of stress stiffness and strength.
[0050] And, as Figure 1 As shown, when the cross section of the column one 3 and the column two 4 is provided with four longitudinal bars one 301 and four longitudinal bars two 401, three columns of through holes one 102 and through holes two 202 are arranged on the single side panel of the butt joint pipe one 1 and the butt joint pipe two 2. Since the cross beam 8 needs to be connected with the side wall of the butt joint pipe two 2, in order to ensure the connection strength, the through holes two 202 in the middle column are designed as double number of small holes, which are distributed on both sides of the original position, without affecting the connection effect.
[0051] Embodiment 2
[0052] The prefabricated concrete column connection structure of the perforated steel pipe butt joint and replacement of steel bars in the embodiment is further optimized on the basis of the embodiment 1, and the specific structure is described as follows.
[0053] In combination with Figure 5 ,Figure 6 and Figure 7 As shown in the figure, in the embodiment, the card slot 801 penetrates the cross beam 8 from bottom to top, so the embodiment does not need to set the horizontal slot 203 on the butt joint pipe two 2.
[0054] A horizontal partition plate is installed on the bottom end of the butt joint pipe two 2, a larger hole for convenient pouring is arranged in the middle of the horizontal partition plate, and smaller holes for the longitudinal reinforcement two 401 to pass through are arranged on the edge of the horizontal partition plate. The lower wing plate 803 of the cross beam 8 is horizontally aligned with the horizontal partition plate, and the cross beam 8 and the side wall of the butt joint pipe two 2 are connected and fixed by welding.
[0055] It should be noted that the opening of the through hole one 102 and the through hole two 202 can be various forms, which can adopt a square hole form, or a round hole form, and is not limited to an oval hole, a long strip hole, a rhombic hole and various forms; the opening position and the number of the through hole one 102 and the through hole two 202 are determined comprehensively according to calculation, structure and connection factors.
[0056] Embodiment 3
[0057] The embodiment provides a building, preferably a prefabricated building, and the building in the embodiment adopts the cross beam column connection structure of the cross joint pipe two 2 of any one of the embodiments 1 and 2 to replace the steel bar.
[0058] The working principle of the utility model is as follows:
[0059] The utility model discloses a cross -beam column connecting structure and building of hole steel pipe butt joint alternative steel bar through the butt joint pipe no. 1 of stand column no. 3 and the butt joint pipe no. 2 of stand column no. 4, adopt the way of mutual butt joint and carry out the pre -connection, can play the role of the pre -fixed to stand column no. 3 after butt joint through bolt 5 connection leveling, prevent stand column no. 3 to fall down, and further save the material and manual cost of erecting support on site, save the material cost and manual cost of formwork dismantling. And, a plurality of through -hole no. 1 102 are set up on butt joint pipe no. 1, a plurality of through -hole no. 2 202 are set up on butt joint pipe no. 2, on one hand, through -hole no. 1 102, through -hole no. 2 202 can pour grouting to the inside, and it is easy to tamp, also can reduce the weight of butt joint pipe no. 1, butt joint pipe no. 2, play the role of saving material. Since installing cross beam no. 8 in butt joint pipe no. 2, after pouring grouting solidification, cross beam no. 8 and butt joint pipe no. 2 form the whole, and cross beam no. 8 is used to connect crossbeam no. 7, and then enhance the fixed effect of crossbeam no. 7. And, after butt joint pipe no. 1, butt joint pipe no. 2 through butt joint bolt 5 fixed alternative traditional steel bar binding of tying silk, install more quickly convenient, greatly improve the construction efficiency. Butt joint pipe no. 1 with through -hole no. 1 102 and butt joint pipe no. 2 with through -hole no. 2 202 form the vertical steel lath of alternative longitudinal reinforcement, and butt joint pipe no. 1 with through -hole no. 1 102 and butt joint pipe no. 2 with through -hole no. 2 202 form the horizontal steel lath of alternative transverse stirrup. After the butt joint of stand column no. 3, stand column no. 4, pour concrete in and out of butt joint pipe no. 1, butt joint pipe no. 2, make butt joint pipe no. 1, butt joint pipe no. 2 and concrete force -synergic after solidification, provide good connecting node bearing capacity.
[0060] According to the cross intersecting beam column connecting structure of the open hole steel pipe butt joint and the steel bar replacement, the port of the butt joint pipe one 1 is provided with a positioning plate one 101, the port of the butt joint pipe two 2 is provided with a positioning plate two 201, and the positioning plate two 201 is connected with the positioning plate one 101 through the bolt 5. The annular lining plate 6 is arranged between the positioning plate one 101 and the positioning plate two 201. The butt joint pipe one 1 with the through hole one 102 and the butt joint pipe two 2 with the through hole two 202 are matched to form the vertical steel strip replacing the longitudinal steel bar, and the butt joint pipe one 1 with the through hole one 102 and the butt joint pipe two 2 with the through hole two 202 are matched to form the horizontal steel strip replacing the horizontal hoop. The cross beam 8 is provided with an upper wing plate 802 and a lower wing plate 803, and the butt joint pipe two 2 is provided with a horizontal groove 203 for the upper wing plate 802 to pass through. The cross beam 8 located at the butt joint pipe two 2 is provided with a through hole three. The longitudinal bar one 301 of the column one 3 is connected with the pipe wall of the butt joint pipe one 1, and the longitudinal bar two 401 of the column two 4 is connected with the pipe wall of the butt joint pipe two 2. The longitudinal bar one 301 is arranged in a staggered manner with the through hole one 102, and the longitudinal bar two 401 is arranged in a staggered manner with the through hole two 202. The column one 3 is provided with the tapered end portion 302 extending into the butt joint pipe one 1. The surfaces of the butt joint pipe one 1 and the butt joint pipe two 2 are uneven. The utility model also provides a building which comprises the cross intersecting beam column connecting structure of the open hole steel pipe butt joint and the steel bar replacement. Therefore, the cross intersecting beam column connecting structure of the open hole steel pipe butt joint and the steel bar replacement and the building have the beneficial effects of replacing the steel bar connection, convenient and rapid installation, and saving the formwork and support.
[0061] The above specific embodiments are used to further explain the purpose, technical scheme and beneficial effects of the utility model, and it should be understood that the above description is only a specific embodiment of the utility model, and is not used to limit the protection scope of the utility model. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.
Claims
1. A cross beam column connection structure in which a perforated steel pipe is butted instead of a reinforcing bar, characterized by, The connecting pipe one (1) connected with the column one (3) and the connecting pipe two (2) connected with the column two (4), the connecting pipe two (2) is provided with a bolt (5) connected with the connecting pipe one (1), the connecting pipe two (2) is provided with a cross beam (8), the cross beam (8) is provided with a clamping groove (801) for clamping the side wall of the connecting pipe two (2), the cross beam (8) extending out of the connecting pipe two (2) is connected with a cross beam (7), the connecting pipe one (1) is provided with a through hole one (102), and the connecting pipe two (2) is provided with a through hole two (202).
2. The cross beam column connection structure of the open-hole steel pipe butt-replacing steel bar according to claim 1, characterized by The port of the connecting pipe one (1) is provided with a positioning plate one (101), the port of the connecting pipe two (2) is provided with a positioning plate two (201), and the positioning plate two (201) is connected with the positioning plate one (101) through the bolt (5).
3. The cross beam column connection structure of the hole steel pipe butt joint alternative reinforcement according to claim 2, characterized in that, The positioning plate one (101) and the positioning plate two (201) are provided with an annular lining plate (6).
4. The cross beam column connection structure of the hole steel pipe butt joint alternative reinforcement according to claim 1, characterized in that, The connecting pipe one (1) with the through hole one (102) and the connecting pipe two (2) with the through hole two (202) cooperate to form vertical steel strips instead of longitudinal steel bars, and the connecting pipe one (1) with the through hole one (102) and the connecting pipe two (2) with the through hole two (202) cooperate to form horizontal steel strips instead of horizontal stirrups.
5. The cross beam column connection structure of the hole steel pipe butt joint alternative reinforcement according to claim 1, characterized in that, The cross beam (8) is provided with an upper wing plate (802) and a lower wing plate (803), and the connecting pipe two (2) is provided with a horizontal groove (203) for the upper wing plate (802) to pass through.
6. The cross beam column connection structure of the hole steel pipe butt joint alternative reinforcement according to claim 1, characterized in that, The cross beam (8) located in the connecting pipe two (2) is provided with a through hole three.
7. The cross beam column connection structure of the hole steel pipe butt joint alternative reinforcement according to claim 1, characterized in that, The longitudinal rib one (301) of the column one (3) is connected with the pipe wall of the connecting pipe one (1), and the longitudinal rib two (401) of the column two (4) is connected with the pipe wall of the connecting pipe two (2).
8. The cross beam column connection structure of the hole steel pipe butt joint alternative reinforcement according to claim 7, characterized in that, The longitudinal rib one (301) is arranged in a staggered manner with the through hole one (102), and the longitudinal rib two (401) is arranged in a staggered manner with the through hole two (202).
9. The cross beam column connection structure of the hole steel pipe butt joint alternative reinforcement according to claim 1, characterized in that, The surfaces of the connecting pipe one (1) and the connecting pipe two (2) are uneven.
10. A building, characterized in that The cross beam column connecting structure for replacing steel bars by perforated steel pipe butt joint is provided. The cross beam column connecting structure for replacing steel bars by perforated steel pipe butt joint is provided.