CN219157939U - Large-scale girder steel cut-off point connection structure - Google Patents
Large-scale girder steel cut-off point connection structure Download PDFInfo
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- CN219157939U CN219157939U CN202223328461.0U CN202223328461U CN219157939U CN 219157939 U CN219157939 U CN 219157939U CN 202223328461 U CN202223328461 U CN 202223328461U CN 219157939 U CN219157939 U CN 219157939U
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Abstract
The application discloses a large-scale steel beam cut-off point connection structure, which relates to the technical field of building construction and comprises a first upright post; the lower end of the second upright post is fixedly connected with the upper end of the first upright post; the lower end of the third upright post is fixedly connected with the upper end of the second upright post; one end of the first steel beam is fixedly connected with one side of the third upright post; one side of the second steel beam is fixedly connected with the other side of the first steel beam through a high-strength bolt; one side of the third steel beam is fixedly connected with the other side of the second steel beam; the existence of first stand, second stand, third stand and first girder steel, second girder steel, third girder steel for during construction, the transportation is convenient, simultaneously, the existence of high strength bolt increases the connection stability of first girder steel, second girder steel, third girder steel.
Description
Technical Field
The application relates to the technical field of building construction, in particular to a large-scale steel beam cut-off point connecting structure.
Background
The steel structure is mainly composed of steel materials, is one of main building structures, has lighter dead weight, is simple and convenient to construct, and is widely applied to the fields of large-scale plants, venues, super high-rise and the like, so that the steel structure is one of indispensable construction in house construction.
In the related construction, the prefabricated steel beam is transported to the construction site, and is placed at the upper end of the upright post in a hoisting manner, and then the steel beam and the upright post are connected together in a welding manner.
When the width of the building construction is large, the required steel beam length is also large, and therefore, the condition of inconvenient transportation occurs.
Disclosure of Invention
In order to solve the problem that because girder steel length is longer, cause the transportation inconvenient, this application provides a large-scale girder steel intercept point connection structure.
The application provides a large-scale girder steel cut-off point connection structure adopts following technical scheme:
a large steel beam cut-off point connection structure comprises
A first upright;
the lower end of the second upright post is fixedly connected with the upper end of the first upright post;
the lower end of the third upright post is fixedly connected with the upper end of the second upright post;
one end of the first steel beam is fixedly connected with one side of the third upright post;
one side of the second steel beam is fixedly connected with the other side of the first steel beam through a high-strength bolt;
and one side of the third steel beam is fixedly connected with the other side of the second steel beam.
Through adopting above-mentioned technical scheme, the existence of first stand, second stand, third stand and first girder steel, second girder steel, third girder steel for when construction, the transportation is convenient, simultaneously, the existence of high strength bolt increases the connection stability of first girder steel, second girder steel, third girder steel.
Optionally, the first upright comprises: the first connecting part, the second connecting part and the third connecting part are symmetrically arranged, and the second connecting part is connected to the middle parts of the first connecting part and the third connecting part;
wherein, the first stand, second stand and third stand's structure is unanimous.
Through adopting above-mentioned technical scheme, the existence of first connecting portion, second connecting portion and third connecting portion increases structural stability, lightens the weight of stand self simultaneously, saves material cost.
Optionally, one end of the first steel beam is connected to one side of the first connection portion by welding.
Through adopting above-mentioned technical scheme, when first girder steel and first connecting portion contradict each other, connect first girder steel and first connecting portion fixed connection through welded mode to strengthen the connection stability of first girder steel and third stand.
Optionally, first girder steel and third stand still can pass through coupling assembling fixed connection, and the third stand is close to the one end that first connecting portion deviates from third connecting portion and transversely is provided with the spout, and the diapire of spout is provided with the joint groove, and first girder steel both sides are provided with first fixed orifices along its width direction, and coupling assembling includes:
the support plate is connected to one side of the first connecting part in a sliding manner, and second fixing holes are transversely formed in two sides of the connecting plate;
the clamping block is fixedly connected with one side of the supporting plate, which is close to the first connecting part, and the other end of the clamping block is used for being embedded into the clamping groove;
one end of the rotating shaft is fixedly arranged at the middle part of the first connecting part in the length direction, and the other end of the rotating shaft penetrates through the middle part of the supporting plate;
wherein, first girder steel and backup pad pass through first bolt threaded connection.
Through adopting above-mentioned technical scheme, the existence of spout and pivot for the backup pad can rotate, places first girder steel in the backup pad, then first bolt is fixed first girder steel and backup pad, rotates the backup pad, makes joint piece embedding joint inslot, increases the connection stability of backup pad and third stand.
Optionally, the first girder steel and the third stand are fixed through the mounting, and the mounting includes: the first fixed plate, the second fixed plate and the third fixed plate are symmetrically arranged, and two ends of the second fixing plate are fixedly connected to one ends of the first fixed plate and one end of the fixed plate.
Through adopting above-mentioned technical scheme, after first girder steel and third stand are fixed, the junction welding at first girder steel and third stand has the fixed plate, strengthens the connection stability of first girder steel and third stand, and is simple easy to operate.
Optionally, one side of the first connecting portion is provided with a first limiting hole, the lower end of the first steel beam is provided with a second limiting hole, the second fixing plate is provided with a first limiting block along the horizontal direction, the second limiting block is provided along the vertical direction, and the first limiting block and the first limiting hole, the second limiting block and the second limiting hole are uniformly and correspondingly arranged.
Through adopting above-mentioned technical scheme, the existence of first stopper, second stopper and first spacing hole, second spacing hole is fixed the mounting in the position of first girder steel and third stand relatively, strengthens structural stability.
Optionally, the first fixed plate and the third fixed plate are all provided with first screw hole, and the lower extreme of first connecting portion and first girder steel all is provided with the second screw hole, and first screw hole and second screw hole one-to-one set up, and first fixed plate and third fixed plate all are with first girder steel, third stand fixed connection respectively through the second bolt.
Through adopting above-mentioned technical scheme, the second bolt passes first screw hole, second screw hole in proper order with mounting and first girder steel and third stand fixed connection, strengthens the connection stability of first stand and second stand.
Optionally, a reinforcing rib is arranged at the lower end of the second fixing plate.
Through adopting above-mentioned technical scheme, the existence of strengthening rib strengthens the joint strength of first girder steel and third stand, reduces the condition that first girder steel and third stand take place the skew.
In summary, the embodiment of the utility model provides a large steel beam interception point connection structure, which comprises at least one of the following beneficial technical effects:
1. the existence of first stand, second stand, third stand and first girder steel, second girder steel, third girder steel for during construction, the transportation is convenient, simultaneously, the existence of high strength bolt increases the connection stability of first girder steel, second girder steel, third girder steel.
2. The existence of mounting further strengthens the connection stability of first girder steel and third stand.
Drawings
Fig. 1 is a schematic diagram of an installation structure of a large steel girder cut-point connection structure according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a large steel girder cut-point connection structure according to an embodiment of the present utility model;
FIG. 3 is a schematic cross-sectional view of a large steel girder cut-off point connection structure according to an embodiment of the present utility model;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is a schematic cross-sectional view of a first column according to an embodiment of the present utility model;
fig. 6 is a schematic structural view of a support plate according to an embodiment of the present utility model;
fig. 7 is a structural view of a fixing member according to an embodiment of the present utility model.
The figure identifies the description:
1. a first upright; 11. a second upright; 12. a third upright; 13. a first steel beam; 14. a second steel beam; 15. a third steel beam; 16. a high-strength bolt; 21. a first connection portion; 22. a second connecting portion; 23. a third connecting portion; 25. a chute; 26. a clamping groove; 27. a first fixing hole; 28. a second fixing hole; 3. a connection assembly; 31. a support plate; 32. a clamping block; 33. a rotating shaft; 34. a first bolt; 4. a fixing member; 41. a first fixing plate; 42. a second fixing plate; 43. a third fixing plate; 5. a first limiting hole; 51. a second limiting hole; 52. a first limiting block; 53. a second limiting block; 54. a first threaded hole; 55. a second threaded hole; 56. reinforcing ribs; 57. and a second bolt.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-7.
Referring to fig. 1 and 2, an embodiment of the present application discloses a large-scale steel beam intercept point connection structure, including: a first upright 1, a second upright 11, a third upright 12, a first steel girder 13, a second steel girder 14 and a third steel girder 15; the lower end of the second upright post 11 is fixedly connected with the upper end of the first upright post 1; the lower end of the third upright post 12 is fixedly connected with the upper end of the second upright post 11; one end of the first steel beam 13 is fixedly connected with one side of the third upright post 12; one side of the second steel beam 14 is fixedly connected with the other side of the first steel beam 13 through a high-strength bolt 16; one side of the third steel beam 15 is fixedly connected with the other side of the second steel beam 14,
in this embodiment, the first upright 1, the second upright 11 and the third upright 12 are all rectangular, it is to be noted that the widths of the first upright 1, the second upright 11 and the third upright 12 are all equal, the lengths are set according to specific use requirements, the first steel girder 13, the second steel girder 14 and the third steel girder 15 are all in an I-shaped arrangement, the widths of the first steel girder 13, the second steel girder 14 and the third steel girder 15 are all equal, the lengths of the first steel girder 13, the second steel girder 14 and the third steel girder 15 are determined according to stress points, the lengths of the first steel girder 13, the second upright 11 and the third steel girder 15 are determined, the first upright 1, the second upright 11 and the third upright 12 are sequentially connected and are fixed together in a welding mode, the first steel girder 13, the second steel girder 14 and the third steel girder 15 are sequentially assembled and are connected through high-strength bolts 16, and meanwhile, the connection stability of the first steel girder 13, the second steel girder 14 and the third steel girder 15 is convenient to transport when the steel girder and the upright are constructed.
Specifically, the first upright 1 includes: the first connecting part 21, the second connecting part 22 and the third connecting part 23 are symmetrically arranged, and the second connecting part 22 is connected to the middle parts of the first connecting part 21 and the third connecting part 23; wherein the structures of the first upright 1, the second upright 11 and the third upright 12 are consistent; specifically, one end of the first steel beam 13 is connected to one side of the first connection portion 21 by welding.
In this embodiment, first connecting plate, second connecting plate and third connecting plate all are rectangular setting, it is to be noted that, the tip of second connecting plate and the facial integrated into one piece of the third connecting plate of first connecting plate or be according to welded mode fixed connection, it is understood that first stand 1 is the I shape setting, second stand 11 and third stand 12 all are the I shape setting, when specifically assembling, with first stand 1, second stand 11 and third stand 12 all weld together through the mode to drawing, because first stand 1, second stand 11 and third stand 12 all are the I shape setting for be difficult for deformation when using, simultaneously, lighten self weight, save material cost.
Referring to fig. 4, 5 and 6, in a specific embodiment, the first steel beam 13 and the third upright 12 may be fixedly connected through a connection assembly 3, one end of the third upright 12, which is close to the first connection portion 21 and faces away from the third connection portion 23, is laterally provided with a chute 25, a bottom wall of the chute 25 is provided with a clamping groove 26, two sides of the first steel beam 13 are provided with first fixing holes 27 along a width direction thereof, the connection assembly 3 includes a support plate 31, a clamping block 32 and a rotating shaft 33, the support plate 31 is slidably connected to one side of the first connection portion 21, and two sides of the connection plate are laterally provided with second fixing holes 28; one end of the clamping block 32 is fixedly connected with one side of the supporting plate 31, which is close to the first connecting part 21, and the other end of the clamping block 32 is used for being embedded into the clamping groove 26; one end of the rotating shaft 33 is fixedly arranged at the first connecting part 21 for fixed connection, the other end of the rotating shaft passes through the middle part of the supporting plate 31, and the supporting plate 31 is in sliding and rotating connection with the rotating shaft 33; wherein the first steel beam 13 and the support plate 31 are screwed by a first bolt 34.
In this embodiment, spout 25 is the arcuation setting, and spout 25 symmetry is provided with 2, joint groove 26 sets up in spout 25 tip, be square setting, what needs to be explained is, relative spout 25 transverse portion's joint groove 26 is square setting, vertical setting's joint groove 26 is rectangular setting, and the radius of two spouts 25 is equal, first fixed orifices 27 and second fixed orifices 28 are circular setting, backup pad 31 is the setting of U type, joint piece 32 is square setting, pivot 33 sets up in backup pad 31 length direction's central point put, in the concrete installation, transversely place backup pad 31, simultaneously, because joint groove 26's setting is transversely fixed backup pad 31, then place first girder 13 on backup pad 31, what needs to be explained is, first girder 13's terminal surface is contradicted respectively in backup pad 31's both sides, then, pass first fixed orifices 27 respectively with the second fixed orifices 28 with third girder 15 and backup pad 31 relatively fixed, backup pad 31 is driven to rotate in spout 25, make backup pad 31 vertical setting, simultaneously, when joint piece 32 is in joint groove 26, joint groove 26 is in the direction of joint groove 26 is strengthened to the joint, the joint groove is easy to the side of joint 31, the joint is easy to the side of joint groove is embedded in the direction of joint groove 12, the stability is easy, the joint groove is easy to the joint 31 is realized.
Referring to fig. 7, in an embodiment, the first steel beam 13 and the third upright 12 are fixed by a fixing member 4, and the fixing member 4 includes: the first fixing plate 41, the second fixing plate 42 and the third fixing plate 43 are symmetrically arranged, and two ends of the second fixing plate are fixedly connected to one ends of the first fixing plate 41 and the fixing plate.
In the present embodiment, the first fixing plate 41, the second fixing plate 42 and the third fixing plate 43 are all L-shaped, and it should be noted that the heights and widths of the first fixing plate 41 and the third fixing plate 43 are identical, and the width of the second fixing plate 42 is specifically set according to the width of the first steel beam 13, which is not specifically limited in the present embodiment; after the first steel beam 13 and the third upright post 12 are fixed, the fixing plate is placed at the joint of the first steel beam 13 and the third upright post 12, so that the horizontal part of the fixing piece 4 is abutted against the lower end of the first steel beam 13, the vertical part of the fixing piece 4 is abutted against the side end of the third upright post 12, and finally the fixing piece 4 is fixed at the joint of the first steel beam 13 and the first upright post 1 in a welding mode, thereby improving the structural stability of the first steel beam 13 and the third upright post 12.
Referring back to fig. 4, more preferably, a first limiting hole 5 is provided at one side of the first connecting portion 21, a second limiting hole 51 is provided at the lower end of the first steel beam 13, a first limiting block 52 is provided along the horizontal direction of the second fixing plate 42, a second limiting block 53 is provided along the vertical direction, and the first limiting block 52 and the first limiting hole 5, the second limiting block 53 and the second limiting hole 51 are uniformly and correspondingly arranged.
In this embodiment, the first limiting hole 5 and the second limiting hole 51 are all square, the first limiting block 52 and the second limiting block 53 are identical in size and shape to the first limiting hole 5 and the second limiting hole 51, after the first steel beam 13 is connected with the third upright 12, when the first limiting block 52 abuts against the opening of the first limiting hole 5 and the second limiting block 53 abuts against the opening of the second limiting hole 51, the fixing piece 4 is pushed in the direction of 45 degrees towards the fixing piece, so that the fixing piece 4 is fixed to be limited, then the fixing piece 4 is fixed to the first steel beam 13 and the third upright 12 in a welding mode, and the connection stability of the first steel beam 13 and the third upright 12 is increased.
Referring back to fig. 4, in a specific embodiment, the first fixing plate 41 and the third fixing plate 43 are respectively provided with a first threaded hole 54, the side edges of the first connecting portion 21 and the first steel beam 13 are respectively provided with a second threaded hole 55, the first threaded holes 54 and the second threaded holes 55 are respectively arranged in a one-to-one correspondence manner, and the first fixing plate 41 and the third fixing plate 43 are respectively fixedly connected with the first steel beam 13 and the third upright 12 through second bolts 57.
In this embodiment, the first threaded hole 54 and the second threaded hole 55 are all circular, when the horizontal portion of the fixing piece 4 is abutted against the lower end of the first steel beam 13, the vertical portion of the fixing piece 4 is abutted against the side end of the third upright 12, the second bolt 57 is respectively threaded through the first threaded hole 54 and the second threaded hole 55, so that the fixing piece 4 is fixedly connected with the first steel beam 13 and the third upright 12, the connection stability of the first steel beam 13 and the first upright 1 is enhanced, more preferably, the lower end of the second fixing plate 42 is provided with a reinforcing rib 56, the connection strength of the first steel beam 13 and the third upright 12 is enhanced, and the offset of the first steel beam 13 and the third upright 12 is reduced.
The implementation principle of the embodiment is as follows: the first upright 1, the second upright 11 and the third upright 12, the first steel beam 13, the second steel beam 14 and the third steel beam 15 are transported to a construction site, then are sequentially installed and formed, two ends of the assembled steel beams are respectively placed on the supporting plate 31, the first steel beam 13 is fixed on the supporting plate 31, then the fixing piece 4 is fixed at the joint of the first steel beam 13 and the third upright 12, the reinforcing rib 56 is arranged on the fixing piece 4, the transportation is convenient, meanwhile, the connection stability of the steel beams and the uprights is enhanced, and the requirement is that one end of the third steel beam 15 is provided with an upright convenient to install, and the connection mode of the third steel beam 15 is the same as that of the first steel beam 13 and the third upright 12, so that excessive repeated description is omitted.
The present embodiment is merely illustrative of the present application and is not intended to be limiting, and those skilled in the art, after having read the present specification, may make modifications to the present embodiment without creative contribution as required, but is protected by patent laws within the scope of the claims of the present application.
Claims (8)
1. Large-scale girder steel cut-off connection structure, characterized by, include:
a first upright (1);
the lower end of the second upright post (11) is fixedly connected with the upper end of the first upright post (1);
the lower end of the third upright post (12) is fixedly connected with the upper end of the second upright post (11);
one end of the first steel beam (13) is fixedly connected with one side of the third upright post (12);
the second steel beam (14), one side of the second steel beam (14) is fixedly connected with the other side of the first steel beam (13) through a high-strength bolt (16);
and one side of the third steel beam (15) is fixedly connected with the other side of the second steel beam (14).
2. The large steel girder cut-point connection structure according to claim 1, wherein: the first upright (1) comprises: a first connecting part (21), a second connecting part (22) and a third connecting part (23), wherein the first connecting part (21) and the third connecting part (23) are symmetrically arranged, and the second connecting part (22) is connected to the middle parts of the first connecting part (21) and the third connecting part (23);
the first upright (1), the second upright (11) and the third upright (12) are identical in structure.
3. A large steel girder cut-point connection structure according to claim 2, wherein: one end of the first steel beam (13) is connected with one side of the first connecting part (21) through welding.
4. A large steel girder cut-point connection structure according to claim 3, wherein: the first girder steel (13) with third stand (12) can also pass through coupling assembling (3) fixed connection, third stand (12) are close to first connecting portion (21) deviate from one end of third connecting portion (23) transversely is provided with spout (25), the diapire of spout (25) is provided with joint groove (26), first girder steel (13) both sides are provided with first fixed orifices (27) along its width direction, coupling assembling (3) include:
the support plate (31), the said support plate (31) is slidably connected to one side of the said first connecting portion (21), both sides of the said support plate (31) are provided with the second fixed hole (28) horizontally;
the clamping block (32), one end of the clamping block (32) is fixedly connected with one side, close to the first connecting part (21), of the supporting plate (31), and the other end of the clamping block (32) is used for being embedded into the clamping groove (26);
one end of the rotating shaft (33) is fixedly connected with the first connecting part (21), the other end of the rotating shaft passes through the middle part of the supporting plate (31) in the length direction, and the supporting plate (31) is slidably and rotatably connected with the rotating shaft (33);
wherein the first steel beam (13) and the supporting plate (31) are in threaded connection through a first bolt (34).
5. A large steel girder cut-point connection structure according to claim 3, wherein: the first steel beam (13) and the third upright (12) are fixed through a fixing piece (4), and the fixing piece (4) comprises: the fixing device comprises a first fixing plate (41), a second fixing plate (42) and a third fixing plate (43), wherein the first fixing plate (41) and the third fixing plate (43) are symmetrically arranged, and two ends of the second fixing plate (42) are fixedly connected to one ends of the first fixing plate (41) and one end of the third fixing plate (43).
6. The large steel girder cut-point connection structure according to claim 5, wherein: first connecting portion (21) one side is provided with first spacing hole (5), the lower extreme of first girder steel (13) is provided with second spacing hole (51), be provided with first stopper (52) along the horizontal direction of second fixed plate (42), second fixed plate (42) are provided with second stopper (53) along vertical direction, first stopper (52) with first spacing hole (5) second stopper (53) with second spacing hole (51) homogeneous a pair corresponds the setting.
7. The large steel girder cut-point connection structure according to claim 5, wherein: the first fixing plate (41) and the third fixing plate (43) are respectively provided with a first threaded hole (54), the lower ends of the first connecting part (21) and the first steel beam (13) are respectively provided with a second threaded hole (55), the first threaded holes (54) and the second threaded holes (55) are arranged in a one-to-one correspondence mode, and the first fixing plate (41) and the third fixing plate (43) are respectively fixedly connected with the first steel beam (13) and the third upright (12) through second bolts (57).
8. The large steel girder cut-point connection structure according to claim 5, wherein: the lower end of the second fixing plate (42) is provided with a reinforcing rib (56).
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CN202223328461.0U CN219157939U (en) | 2022-12-13 | 2022-12-13 | Large-scale girder steel cut-off point connection structure |
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