Reinforcement cage on-site construction splicing structure

Abstract

The utility model relates to the field of steel bar structure construction, in particular to a steel bar cage on-site construction splicing structure which comprises a plurality of straight thread steel bars, column stirrups, connecting assemblies and fastening assemblies, every two adjacent straight thread steel bars are connected through the corresponding connecting assembly, and each connecting assembly comprises a threaded connector, a threaded connecting sleeve and a sleeve connecting piece. The multiple threaded connecting sleeves are fixed through the sleeve connecting pieces, the multiple threaded connecting sleeves are fixedly used for forming a containing cavity, the multiple threaded connectors are fixed through the fastening assemblies and used for forming a threaded cavity, and the multiple threaded connectors are integrally fixed through the cavity wall of the containing cavity. Every two adjacent straight thread steel bars are in threaded connection to the cavity wall of the threaded cavity, and the column stirrups are fixedly connected to the straight thread steel bars. The reinforcing steel bar connecting device has the effects of guaranteeing stability limiting of the reinforcing steel bars to the connector, guaranteeing stability and effectiveness of reinforcing steel bar connection and guaranteeing construction quality.

Description

Technical Field

[0001] The present application relates to the field of steel structure construction, and in particular to on-site construction splicing structures of steel cages. Background Art

[0002] The steel cage is mainly used to resist tension. Concrete has high compressive strength but low tensile strength. By adding a steel cage to the concrete structure, it acts as a constraint on the concrete structure, making the concrete structure have good axial tensile resistance.

[0003] In the related art, a steel cage is formed by connecting a number of steel bars to each other. Adjacent steel bars are connected by a connector. The connector is cylindrical in shape and has a thread inside. The adjacent steel bars are threadedly connected to both ends of the connector, thereby fixing the connector to a specified position.

[0004] With respect to the above-mentioned related technologies, when the steel bar is threadedly connected to the connector, the connection length limit of the steel bar is not clear, which affects the connection stability of the steel bar. Summary of the Invention

[0005] In order to ensure the stability of the steel bars on the connection head, ensure the stability and effectiveness of the steel bar connection, and ensure the construction quality, this application provides a steel cage on-site construction splicing structure.

[0006] The steel cage on-site construction splicing structure provided in this application adopts the following technical solution:

[0007] The on-site construction splicing structure of the steel cage includes straight threaded steel bars, column stirrups, connecting assemblies and fastening assemblies. There are several straight threaded steel bars, and two adjacent straight threaded steel bars are connected by a connecting assembly. The connecting assembly includes a threaded connector, a threaded connector sleeve and a sleeve connector. There are several threaded connector sleeves, and several threaded connector sleeves are fixed by sleeve connectors. Several threaded connector sleeves are fixed to form an accommodating cavity. There are several threaded connector heads, and several threaded connector heads are fixed by fastening assemblies and used to form a threaded cavity. The entirety of the several threaded connector heads is fixed by the cavity wall of the accommodating cavity. The adjacent two straight threaded steel bars are threadedly connected to the cavity wall of the threaded cavity, and the column stirrups are fixedly connected to the straight threaded steel bars.

[0008] By adopting the above technical solution, two adjacent straight threaded steel bars are connected through a connecting assembly, and a number of threaded connection sleeves are provided, and the number of threaded connection sleeves are fixed to a specified position through the setting of the sleeve connector. The fixation of the number of threaded connection sleeves forms an accommodating cavity, and a number of threaded connection heads are provided, and the number of threaded connection heads are fixed to one side of the sleeve connector through the setting of the accommodating cavity, thereby fixing the number of threaded connection heads. The setting of the number of threaded connection heads is conducive to forming the threaded cavity, and the two adjacent straight threaded steel bars are threadedly connected to the wall of the threaded cavity, so that the two adjacent straight threaded steel bars are positioned through the threaded cavity, which is conducive to ensuring the stability and effectiveness of the connection between the two adjacent threaded steel bars, and is conducive to ensuring the stability and effectiveness of the structure.

[0009] Optionally, several of the threaded connection sleeves are arranged circumferentially, and several sleeve connectors are provided corresponding to the threaded connection sleeves. Two adjacent threaded connection sleeves are fixed by corresponding sleeve connectors. A locking assembly is provided on one side of the sleeve connector, and the two adjacent threaded connection sleeves are fixed to a specified range by the locking assembly.

[0010] By adopting the above technical solution, several threaded connection sleeves are arranged so that the accommodating cavity is formed, and the several threaded connection sleeves are fixed by corresponding sleeve connectors, thereby ensuring the stability and effectiveness of the connection between the several threaded connection sleeves, and the several sleeve connectors are fixed on one side by corresponding locking assemblies, which is conducive to further ensuring the stability and effectiveness of the connection between the several threaded connection sleeves.

[0011] Optionally, the sleeve connector is provided with a positioning groove, and a sliding protrusion is provided on one side of the threaded connection sleeve. The sliding protrusions of two adjacent threaded connection sleeves are used to form a protruding sliding member, and the protruding sliding member is passed through the positioning groove and slidably fits in the positioning groove.

[0012] By adopting the above technical solution, the sliding protrusions of two adjacent threaded connection sleeves are used to form a protruding sliding part. Since there are several threaded connection sleeves, there are several corresponding protruding sliding parts, and there are several positioning grooves corresponding to the sleeve connection parts. Therefore, through the cooperation of several protruding sliding parts and positioning grooves, the corresponding limiting of several sleeve connection parts on the threaded connection sleeves is guaranteed, which is beneficial to ensuring the stability and effectiveness of the connection between the threaded connection sleeves and the stability of the overall structure.

[0013] Optionally, the locking assembly includes a first connecting bolt and a second connecting bolt, the first connecting bolt is passed through the sleeve connector and threadedly connected to one of the threaded connecting sleeves, the second connecting bolt is passed through the sleeve connector and threadedly connected to the other threaded connecting sleeve, and several groups of the first connecting bolts and the second connecting bolts are arranged corresponding to the threaded connecting sleeves.

[0014] By adopting the above technical solution, several threaded connection sleeves are arranged circumferentially, and the corresponding arrangement of several sleeve connectors is conducive to ensuring the stability of the connection between two adjacent threaded connection sleeves. The threaded connection arrangement of the first connecting bolt and the second connecting bolt ensures that the sleeve connector is stably fixed to the outer periphery of the threaded connection sleeve. The arrangement of several groups of first connecting bolts and second connecting bolts is conducive to ensuring the stability of the connection of several groups of sleeve connectors and the stability of the overall structure.

[0015] Optionally, the inner side of the threaded connection sleeve is set to be conical, the shape of the accommodating cavity corresponds to that of several threaded connection sleeves set to be conical, the shape of several threaded connection heads is shuttle-shaped, and several threaded connection heads are all passed through the accommodating cavity and snap-fitted into the accommodating cavity.

[0016] By adopting the above technical solution, the setting of several threaded connection sleeves allows the accommodating cavity to be formed, the shape of the accommodating cavity is set to be conical, and the overall shape of several threaded connection heads is shuttle-shaped, so that the several threaded connection heads are passed through the accommodating cavity as a whole and slideably fit in the accommodating cavity. When the several threaded connection heads slide to the specified position as a whole, since the shape of the several threaded connection heads is shuttle-shaped and the shape of the accommodating cavity is conical, the self-locking characteristics of the cone angle are used to tighten the several threaded connection heads inward, thereby limiting the several threaded connection heads through the accommodating cavity, ensuring the stability and effectiveness of the connection of the several threaded connection heads, and thus making the overall shape of the several threaded connection heads snap-fit ​​into the accommodating cavity, so that the setting of the several threaded connection sleeves limits the several threaded connection heads, which is beneficial to ensuring the stability of the overall connection of the device.

[0017] Optionally, several of the threaded connection sleeves are arranged into two groups, and the two groups of threaded connection sleeves are symmetrically arranged along the center of the threaded connection head. Two threaded connection sleeves are provided corresponding to the accommodating cavity, and the two ends of several of the threaded connection heads are respectively passed through in the horizontal direction and slidably fitted in the corresponding accommodating cavity.

[0018] By adopting the above technical solution, the central symmetrical arrangement of the two sets of threaded connection sleeves is conducive to the fixation of the two ends of the threaded connection head. When the two ends of the threaded connection head are fixed to the specified position, it is conducive to ensuring the limitation of the threaded head. When the threaded connection head is limited, it is conducive to driving the stable connection of the two adjacent straight threaded steel bars, thereby ensuring the stability and effectiveness of the connection between the two adjacent straight threaded steel bars, and ensuring the stability and effectiveness of the structure.

[0019] Optionally, the fastening assembly includes a fastening ring and a fastening ring, the fastening ring is provided with a sliding groove, the outer periphery of the fastening ring is provided with a protrusion, the protrusion is passed through the sliding groove and slides into the sliding groove, when the protrusion slides to a specified position, the protrusion is snap-fitted into the sliding groove, the protrusion is snap-fitted into the sliding groove to form a limit groove, and the limit groove is used to limit the threaded connection head.

[0020] By adopting the above technical solution, when the protrusion slides through the sliding groove and slides into engagement with the sliding groove, the sliding groove performs a preliminary limit on the protrusion, and the limit of the protrusion by the sliding groove is conducive to driving the initial positioning of the fastening ring by the fastening ring, and the limit of the fastening ring by the fastening ring, and the limit of the fastening ring by the fastening ring, drive the limit groove to be limited to the specified position, and several threaded connectors are limited by the limit groove, which is conducive to limiting the several threaded connectors through the limit groove and the accommodating cavity, thereby facilitating the limitation of several threaded connectors to the specified position, and further conducive to ensuring the stability and effectiveness of the overall structural connection.

[0021] Optionally, there are several threaded connectors corresponding to the limiting grooves, and the several threaded connectors are respectively passed through in the horizontal direction and slidably engaged with the corresponding limiting grooves. When the several threaded connectors slide to the specified positions, the several threaded connectors are respectively snap-engaged with the corresponding limiting grooves.

[0022] By adopting the above technical solution, the corresponding threaded connectors are fixed to the specified position through the sliding cooperation of several limit grooves and the corresponding threaded connectors, and the threaded connectors are stably fixed to the specified position through the cooperation of the fastening components and the accommodating cavity, which is conducive to ensuring the stability and effectiveness of the device connection, thereby ensuring the stability of the connection between the steel structures and ensuring the construction quality of the overall structure.

[0023] In summary, this application includes at least one of the following beneficial technical effects:

[0024] 1. Two adjacent straight threaded steel bars are connected through a connecting assembly, and a plurality of threaded connection sleeves are provided. The plurality of threaded connection sleeves are fixed to a specified position through the setting of a sleeve connector. The fixation of the plurality of threaded connection sleeves forms an accommodating cavity. A plurality of threaded connection heads are provided, and the plurality of threaded connection heads are fixed to one side of the sleeve connector through the setting of the accommodating cavity, thereby fixing the plurality of threaded connection heads. The setting of the plurality of threaded connection heads is conducive to forming the threaded cavity. The two adjacent straight threaded steel bars are threadedly connected to the wall of the threaded cavity, so that the two adjacent straight threaded steel bars are positioned through the threaded cavity, which is conducive to ensuring the stability and effectiveness of the connection between the two adjacent threaded steel bars, and is conducive to ensuring the stability and effectiveness of the structure.

[0025] 2. When the protrusion slides through the sliding groove and slides into engagement with the sliding groove, the sliding groove performs a preliminary limit on the protrusion, and the limit of the sliding groove on the protrusion is conducive to driving the initial positioning of the fastening ring by the fastening ring, and the limit of the fastening ring by the fastening ring drives the limit groove to be limited to the specified position, and several threaded connectors are limited by the limit groove, which is conducive to limiting the several threaded connectors through the limit groove and the accommodating cavity, thereby facilitating ensuring that the several threaded connectors are limited to the specified position, and further conducive to ensuring the stability and effectiveness of the overall structural connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure of the device of the embodiment of the present application.

[0027] Figure 2 It is a structural diagram of the connection components of an embodiment of the present application.

[0028] Figure 3 It is a structural diagram of the connection components of an embodiment of the present application.

[0029] Figure 4 It is a structural schematic diagram of the threaded connection sleeve according to an embodiment of the present application.

[0030] Figure 5 It is a structural schematic diagram of a threaded connector according to an embodiment of the present application.

[0031] Figure 6 It is a structural schematic diagram of the fastening assembly of an embodiment of the present application.

[0032] Explanation of the accompanying drawings: 1. Straight threaded steel bar; 2. Column stirrups; 3. Connection assembly; 31. Threaded connector; 32. Threaded sleeve; 321. Sliding protrusion; 322. Protruding sliding member; 33. Sleeve connector; 331. Positioning groove; 4. Locking assembly; 41. First connecting bolt; 42. Second connecting bolt; 5. Accommodating chamber; 6. Fastening assembly; 61. Fastening ring; 611. Sliding groove; 612. Limiting groove; 62. Fastening ring; 621. Protrusion; 7. Threaded chamber. DETAILED DESCRIPTION

[0033] The following is combined with Figure 1-6 This application is described in further detail.

[0034] The embodiments of the present application disclose a steel cage on-site construction splicing structure.

[0035] Reference Figure 1 The on-site construction splicing structure of the steel cage includes straight threaded steel bars 1, column stirrups 2, connection components 3 and fastening components 6.

[0036] Reference Figure 1 and Figure 2 There are several straight threaded steel bars 1, and the shape of the straight threaded steel bars 1 is cylindrical. There are two groups of straight threaded steel bars 1, one group of straight threaded steel bars 1 is arranged in the horizontal direction, and the other group of straight threaded steel bars 1 is arranged in the vertical direction. There are several column stirrups 2, and several of the column stirrups 2 are respectively fixedly connected to the corresponding straight threaded steel bars 1. The adjacent two straight threaded steel bars 1 are connected by a connecting component 3, which is conducive to ensuring the stability and effectiveness of the connection between the several straight threaded steel bars 1. The setting of the column stirrups 2 is conducive to ensuring the formation of the overall steel structure, and thus is conducive to ensuring the stability and effectiveness of the overall steel structure.

[0037] Reference Figure 3 and Figure 4 The connecting assembly 3 includes a threaded connection head 31, a threaded connection sleeve 32 and a sleeve connection piece 33. The cross-sectional shape of the threaded connection sleeve 32 is a cylindrical arc shape, and one side of the inner wall shape of the threaded connection sleeve 32 is set to be conical. The threaded connection sleeve 32 is provided with several, and the several threaded connection sleeves 32 are fixed by the sleeve connection piece 33. The top shape of the sleeve connection piece 33 is a rectangular parallelepiped. The sleeve connection piece 33 is arranged in the vertical direction. The sleeve connection piece 33 is passed through two adjacent threaded connection sleeves 32 and slides with the threaded connection sleeves 32. The sleeve connection piece 33 is provided with a positioning groove 331. A sliding protrusion 321 is provided on one side of the threaded connection sleeve 32. The sliding protrusions 321 of the two adjacent threaded connection sleeves 32 are used to form a protruding sliding piece 322. The protruding sliding piece 322 is passed through the positioning groove 331 and slides with the positioning groove 331.

[0038] Reference Figure 4 A locking assembly 4 is provided on one side of the sleeve connector 33. When the sleeve connector 33 slides to the specified position, the sleeve connector 33 is fixed between the two adjacent threaded connection sleeves 32 through the locking assembly 4. The sleeve connector 33 is provided with several corresponding threaded connection sleeves 32. The provision of several sleeve connectors 33 is conducive to ensuring the stability and effectiveness of the connection between the several threaded connection sleeves 32, thereby ensuring the stable shape of the threaded connection sleeves 32 through the provision of several sleeve connectors 33.

[0039] Reference Figure 4 The locking assembly 4 includes a first connecting bolt 41 and a second connecting bolt 42. The first connecting bolt 41 is arranged in the horizontal direction. The first connecting bolt 41 is passed through the sleeve connector 33 and is threadedly connected to one of the threaded connection sleeves 32. A plurality of first connecting bolts 41 are provided corresponding to the sleeve connector 33. The provision of a plurality of first connecting bolts 41 is conducive to secondary ensuring that the sleeve connector 33 is fixed to one side of the threaded connection sleeve 32, thereby facilitating the stability and effectiveness of the connection between the plurality of threaded connection sleeves 32 through the provision of a plurality of first connecting bolts 41.

[0040] Reference Figure 4The second connecting bolt 42 is arranged horizontally, and the second connecting bolt 42 is passed through the sleeve connector 33 and is threadedly connected to another threaded connecting sleeve 32. A plurality of second connecting bolts 42 are arranged corresponding to the sleeve connector 33. The arrangement of the plurality of second connecting sleeves is beneficial to secondary ensuring that the sleeve connector 33 is fixed to one side of the threaded connecting sleeve 32, thereby facilitating the arrangement of the plurality of second connecting bolts 42 to ensure the stability and effectiveness of the connection between the plurality of threaded connecting sleeves 32, thereby ensuring the stability and effectiveness of the connection between the plurality of threaded connecting sleeves 32 through the arrangement of the plurality of first connecting bolts 41 and the second connecting bolts 42, and ensuring the stability and effectiveness of the connection between the plurality of threaded connecting sleeves 32, and ensuring the stability of the overall structure.

[0041] Reference Figure 3 and Figure 5 , several threaded connection sleeves 32 are set to form the accommodating cavity 5, and the accommodating cavity 5 is formed by the fixation of several threaded connection sleeves 32. Since the inner side of the threaded connection sleeve 32 is tapered, the shape of the accommodating cavity 5 is tapered. Several threaded connection sleeves 32 are respectively provided with two groups, and the accommodating cavity 5 is provided with two corresponding threaded connection sleeves 32. The accommodating cavity 5 is used to accommodate the threaded connector 31. The threaded connector 31 is provided with several, and the overall shape of the several threaded connectors 31 is shuttle-shaped. The two ends of the several threaded connectors 31 are respectively passed through the corresponding accommodating cavity 5 and slidably fit in the accommodating cavity 5.

[0042] When both ends of the threaded connectors 31 slide to the specified position, both ends of the threaded connectors 31 are snap-fitted into the accommodating cavity 5. Since the threaded connectors 31 are spindle-shaped and the accommodating cavity 5 is conical, the self-locking characteristics of the cone angle are used to tighten the threaded connectors 31 inward, thereby limiting the threaded connectors 31 through the accommodating cavity 5 to ensure the stability and effectiveness of the connection of the threaded connectors 31.

[0043] Reference Figure 6, the fastening assembly 6 is arranged on one side of the threaded connector 31, and several of the threaded connectors 31 are fixed by the fastening assembly 6. The fastening assembly 6 includes a fastening ring 61 and a fastening ring 62. The fastening ring 61 is provided with a sliding groove 611 in the horizontal direction. The shape of the sliding groove 611 is rectangular. There are several sliding grooves 611. Several sliding grooves 611 are arranged circumferentially along the outer circumference of the fastening ring 61. The fastening ring 62 is integrally connected with a protrusion 621. The shape of the protrusion 621 is a rectangular parallelepiped. The protrusion 621 corresponds to the sliding groove 611 is provided with several, and several protrusions 621 are all arranged in the sliding groove 611 along the horizontal direction and slideably fit in the sliding groove 611. When the protrusion 621 slides to the specified position, the protrusion 621 is snap-fitted into the sliding groove 611, thereby being used to form a limiting groove 612. The limiting groove 612 is used to limit the threaded connector 31. The provision of several protrusions 621 is conducive to driving the fastening ring 62 to be fixed on one side of the fastening ring 61, thereby ensuring the stability of the connection between the fastening ring 62 and the fastening ring 61.

[0044] Reference Figure 6 , a number of limiting grooves 612 are provided corresponding to the threaded connectors 31, and the shape of the limiting grooves 612 is fan-shaped. The threaded connectors 31 are all penetrated by the corresponding limiting grooves 612 and slidably matched with the corresponding limiting grooves 612. When the threaded connectors 31 slide to the specified position, the threaded connectors 31 are respectively snap-fitted into the corresponding threaded connection grooves. Through the snap-fit ​​between the threaded connectors 31 and the limiting grooves 612, the threaded connectors 31 are fixed to the specified position, so that the threaded connectors 31 are limited by the limiting grooves 612 and the accommodating cavity 5, thereby ensuring the stability and effectiveness of the connection between the threaded connectors 31.

[0045] Reference Figure 1 and Figure 5 , several threaded connectors 31 are used to form the threaded cavity 7, and the two adjacent straight threaded steel bars 1 are threadedly connected to the threaded cavity 7, so that the several threaded connectors 31 are positioned through the fastening ring 61 and the accommodating cavity 5, so that the threaded cavity 7 is formed, so that the two adjacent straight threaded steel bars 1 are fixed through the threaded cavity 7, which is conducive to ensuring the stability and effectiveness of the connection between the two adjacent threaded steel bars, and when there is a deviation in the installation of the two adjacent threaded steel bars, the two adjacent threaded steel bars are reinstalled to ensure the stability and effectiveness of the installation.

[0046] The implementation principle of the on-site construction splicing structure of the steel cage in the embodiment of the present application is as follows: two adjacent straight threaded steel bars 1 are connected by a connecting assembly 3, and a plurality of threaded connection sleeves 32 are provided. The plurality of threaded connection sleeves 32 are fixed to a specified position through the setting of a sleeve connector 33. The fixation of the plurality of threaded connection sleeves 32 forms the accommodating cavity 5. A plurality of threaded connection heads 31 are provided, and the plurality of threaded connection heads 31 are fixed to one side of the sleeve connector 33 through the setting of the accommodating cavity 5, thereby fixing the plurality of threaded connection heads 31. The setting of the plurality of threaded connection heads 31 is conducive to the formation of the threaded cavity 7. The two adjacent straight threaded steel bars 1 are threadedly connected to the wall of the threaded cavity 7, thereby positioning the two adjacent straight threaded steel bars 1 through the threaded cavity 7, which is conducive to ensuring the stability and effectiveness of the connection between the two adjacent threaded steel bars, and is conducive to ensuring the stability and effectiveness of the structure.

[0047] The above are all preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.

Claims

1. The on-site construction splicing structure of the steel cage is characterized by: The invention comprises a straight threaded steel bar (1), a column stirrup (2), a connection assembly (3) and a fastening assembly (6), wherein the straight threaded steel bar (1) is provided with a plurality of them, and two adjacent straight threaded steel bars (1) are connected via the connection assembly (3), the connection assembly (3) comprises a threaded connection head (31), a threaded connection sleeve (32) and a sleeve connection piece (33), wherein the threaded connection sleeve (32) is provided with a plurality of them, and the plurality of the threaded connection sleeves (32) are fixed via the sleeve connection piece (33), and the plurality of the threaded connection sleeves (32) are fixed to form an accommodating cavity (5), wherein the threaded connection heads (31) are provided with a plurality of them, and the plurality of the threaded connection heads (31) are fixed via the fastening assembly (6) and are used to form a threaded cavity (7), and the plurality of the threaded connection heads (31) are fixed as a whole via the cavity wall of the accommodating cavity (5), and the adjacent two straight threaded steel bars (1) are both threadedly connected to the cavity wall of the threaded cavity (7), and the column stirrup (2) is fixedly connected to the straight threaded steel bar (1).

2. The on-site construction splicing structure of the steel cage according to claim 1 is characterized in that: A plurality of the threaded connection sleeves (32) are circumferentially arranged, a plurality of the sleeve connectors (33) are arranged corresponding to the threaded connection sleeves (32), two adjacent threaded connection sleeves (32) are fixed by corresponding sleeve connectors (33), a locking assembly (4) is arranged on one side of the sleeve connector (33), and two adjacent threaded connection sleeves (32) are fixed to a specified range by the locking assembly (4).

3. The on-site construction splicing structure of the steel cage according to claim 2 is characterized in that: The sleeve connecting piece (33) is provided with a positioning groove (331), and a sliding protrusion (321) is provided on one side of the threaded connecting sleeve (32). The sliding protrusions (321) of two adjacent threaded connecting sleeves (32) are used to form a protruding sliding piece (322), and the protruding sliding piece (322) is inserted into the positioning groove (331) and slidingly matched with the positioning groove (331).

4. The on-site construction splicing structure of the steel cage according to claim 2 is characterized in that: The locking assembly (4) comprises a first connecting bolt (41) and a second connecting bolt (42); the first connecting bolt (41) is inserted through the sleeve connecting piece (33) and is threadedly connected to one of the threaded connecting sleeves (32); the second connecting bolt (42) is inserted through the sleeve connecting piece (33) and is threadedly connected to the other threaded connecting sleeve (32); and a plurality of groups of the first connecting bolt (41) and the second connecting bolt (42) are arranged corresponding to the threaded connecting sleeves (32).

5. The on-site construction splicing structure of the steel cage according to claim 4 is characterized in that: The inner side of the threaded connection sleeve (32) is configured to be conical, the shape of the accommodating cavity (5) corresponds to that of the threaded connection sleeves (32), the shape of the threaded connection heads (31) is shuttle-shaped, and the threaded connection heads (31) are all inserted into the accommodating cavity (5) and snap-fitted into the accommodating cavity (5).

6. The on-site construction splicing structure of the steel cage according to claim 5 is characterized by: The plurality of threaded connection sleeves (32) are arranged in two groups, the two groups of threaded connection sleeves (32) are symmetrically arranged along the center of the threaded connection head (31), two threaded connection sleeves (32) are arranged corresponding to the accommodating cavity (5), and the two ends of the plurality of threaded connection heads (31) are respectively penetrated in the horizontal direction and slidably matched with the corresponding accommodating cavity (5).

7. The on-site construction splicing structure of the steel cage according to claim 1 is characterized by: The fastening assembly (6) comprises a fastening ring (61) and a fastening ring (62); the fastening ring (61) is provided with a sliding groove (611) extending therethrough; the fastening ring (62) is provided with a protrusion (621) on its outer periphery; the protrusion (621) is passed through the sliding groove (611) and is slidably fitted in the sliding groove (611); when the protrusion (621) slides to a specified position, the protrusion (621) is snap-fitted in the sliding groove (611); the protrusion (621) is snap-fitted in the sliding groove (611) and is used to form a limiting groove (612); the limiting groove (612) is used to limit the threaded connector (31).

8. The on-site construction splicing structure of the steel cage according to claim 7 is characterized by: A plurality of the limiting grooves (612) are provided corresponding to the threaded connectors (31), and the plurality of the threaded connectors (31) are respectively penetrated in the horizontal direction and slidably matched in the corresponding limiting grooves (612). When the plurality of the threaded connectors (31) slide to a specified position, the plurality of the threaded connectors (31) are respectively snap-fitted in the corresponding limiting grooves (612).

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