阅读说明：本技术 一种大跨度预应力混凝土框架梁铰连接节点结构 (Large-span prestressed concrete frame beam hinge joint node structure ) 是由 郗猛 高原 李堂飞 于 2021-09-27 设计创作，主要内容包括：本发明公开了一种大跨度预应力混凝土框架梁铰连接节点结构,包括框架梁和框架柱,框架梁底部设有梁延长座,框架柱顶端一侧设有柱延长座,框架梁一端设有若干连接梁组件一,框架柱上套设有连接卡套结构,连接卡套结构底端设有若干连接梁组件二,连接梁组件一与连接梁组件二之间通过预应力调节套筒连接。有益效果：通过框架梁和框架柱分体连接设计,有效提高大跨度预应力混凝土框架梁的抗震性,降低在地震时发生垮塌的可能性,同时通过框架梁和框架柱内部钢筋布置结构以及连接梁组件一、连接梁组件二、预应力调节套筒相配合连接结构,有效释放大跨度预应力混凝土框架梁传来的弯矩,使边框架柱处于小偏心受压状态,从而提高连接节点的稳定性。(The invention discloses a large-span prestressed concrete frame beam hinge connection node structure which comprises a frame beam and a frame column, wherein a beam extension seat is arranged at the bottom of the frame beam, a column extension seat is arranged on one side of the top end of the frame column, a plurality of first connection beam assemblies are arranged at one end of the frame beam, a connection clamping sleeve structure is sleeved on the frame column, a plurality of second connection beam assemblies are arranged at the bottom end of the connection clamping sleeve structure, and the first connection beam assemblies and the second connection beam assemblies are connected through a prestress adjusting sleeve. Has the advantages that: through frame roof beam and frame post components of a whole that can function independently connection design, effectively improve the shock resistance of large-span prestressed concrete frame roof beam, reduce the possibility that takes place to collapse when the earthquake, simultaneously through frame roof beam and frame post inside reinforcing bar arrangement structure and tie-beam subassembly one, tie-beam subassembly two, prestressing force adjusting sleeve cooperation connection structure, effectively release the moment of flexure that large-span prestressed concrete frame roof beam transmitted, make the frame post in little eccentric compression state, thereby improve connected node's stability.)

1. The large-span prestressed concrete frame beam hinge joint node structure is characterized by comprising a frame beam (1) and frame columns (2), wherein the frame columns (2) are positioned at two ends of the bottom of the frame beam (1), beam extension seats (3) are arranged at two ends of the bottom of the frame beam (1), a column extension seat (4) is arranged at one side of the top end of the frame column (2), a rubber support I (5) is arranged between the bottom end of the beam extension seat (3) and one side of the top end of the frame column (2), a rubber support II (6) is arranged between the top end of the column extension seat (4) and one side of the bottom end of the frame beam (1), a bar-shaped groove I (7) and a bar-shaped groove II (8) are arranged at one side, close to the frame column (2), of the bottom end of the frame beam (1), a support cross beam I (9) is arranged inside the bar-shaped groove I (7), the inside of bar recess two (8) is provided with supporting beam two (10), the one end of frame roof beam (1) be provided with a plurality of with supporting beam one (9) with supporting beam two (10) the tie-beam subassembly (11) that cooperate to connect, the cover is equipped with on frame post (2) and connects bayonet socket structure (12), the bottom of connecting bayonet socket structure (12) be provided with a plurality of with tie-beam subassembly (11) assorted tie-beam subassembly two (13), tie-beam subassembly one (11) with cooperate through prestressing force adjusting sleeve (14) between tie-beam subassembly two (13) and connect.

2. The hinged joint structure of the large-span prestressed concrete frame beam according to claim 1, characterized in that a plurality of pre-buried limit beams (15) matched with the first supporting beam (9) and the second supporting beam (10) are arranged at the bottom end inside the frame beam (1), the first supporting beam (9), the second supporting beam (10) and the pre-buried limit beams (15) are made of stainless steel, a trapezoidal seat (16) is arranged at the top of the frame column (2), and an annular limit platform (17) matched with the connecting clamp sleeve structure (12) is arranged at the bottom end of the trapezoidal seat (16).

3. The hinged joint structure of a long-span prestressed concrete frame beam according to claim 1, characterized in that said first connecting beam assembly (11) is composed of a first bolt connecting rod (18) and a first limit catch plate (19), said first bolt connecting rod (18) being fixedly connected to the bottom end of said first limit catch plate (19).

4. The hinged joint structure for the large-span prestressed concrete frame beam according to claim 3, wherein said second connecting beam assembly (13) is composed of a second bolt connecting rod (20) and a plurality of second limiting clamping plates (21), said second bolt connecting rod (20) is fixedly connected to one side of the top end of said second limiting clamping plate (21), and said second bolt connecting rod (20) and said first bolt connecting rod (18) are cooperatively connected through said prestress adjusting sleeve (14).

5. The hinged connection node structure of the large-span prestressed concrete frame beam according to claim 1, characterized in that the connection sleeve structure (12) is composed of a first sleeve (22) and a second sleeve (23), the first sleeve (22) and the second sleeve (23) are connected in a matching manner through a plurality of connection assemblies (24), one side of each of the first sleeve (22) and the second sleeve (23) is provided with a snap ring (25) matched with the frame column (2), and a snap groove (26) matched with the frame column (2) is formed between the snap rings (25).

6. The hinged joint structure for long-span prestressed concrete frame beams according to claim 5, characterized in that said connecting assembly (24) is composed of a first connecting side plate (27), a second connecting side plate (28) and a bolt set (29), said first connecting side plate (27) is fixedly connected with said first ferrule (22), said second connecting side plate (28) is fixedly connected with said second ferrule (23), and said first connecting side plate (27) and said second connecting side plate (28) are cooperatively connected by said bolt set (29).

7. The hinged joint structure of a long-span prestressed concrete frame beam according to claim 5, characterized in that one side of said first ferrule (22) is provided with a plurality of first extension limiting plates (30), and one side of said second ferrule (23) is provided with a plurality of second extension limiting plates (31).

8. The hinge-joint structure of a large-span prestressed concrete frame beam according to claim 1, characterized in that a plurality of first transverse main reinforcements (32) and a plurality of second transverse main reinforcements (33) are arranged inside the frame beam (1), the first transverse main reinforcements (32) and the second transverse main reinforcements (33) are vertical connection structures, and a plurality of first reinforcing steel bar connecting sleeves (34) are arranged between the first transverse main reinforcements (32) and the second transverse main reinforcements (33).

9. The hinged joint structure of a large-span prestressed concrete frame beam according to claim 1, characterized in that a plurality of vertical main reinforcements (35) are arranged inside the frame column (2), and the vertical main reinforcements (35) are connected with each other through a plurality of reinforcement connecting sleeves II (36).

10. The hinge-joint node structure of a long-span prestressed concrete frame beam according to claim 9, wherein the interval between the adjacent first reinforcement connectors (34) and the second reinforcement connectors (36) is 100mm, and the inner diameters of the first transverse main reinforcement (32), the second transverse main reinforcement (33) and the vertical main reinforcement (35) are 22 mm.

Technical Field

The invention relates to the technical field of constructional engineering, in particular to a beam hinged joint structure of a large-span prestressed concrete frame.

Background

In the building engineering technology, in order to obtain a large use space, a prestressed concrete frame structure is a common structural form, but when a large-span prestressed concrete frame structure is adopted on a building top layer, the axial pressure borne by a side frame column is small, the bending moment is large, and a large number of stressed steel bars need to be configured or the section size of the column needs to be large. However, the frame column has too many reinforcing bars, which causes the reinforcing bars to be dense, influences the concrete pouring quality and has higher cost; the size of the section of the frame column is increased, the structural design is unreasonable, the manufacturing cost is high, the attractiveness of the building is influenced, and the using area of the building is reduced. Therefore, the design of the top layer large-span prestressed concrete frame structure side column is a difficult problem to be solved urgently in the current engineering. Meanwhile, the column end is very easy to damage under the action of an actual earthquake, so that the whole structure is invalid, and serious potential safety hazards are generated.

An effective solution to the problems in the related art has not been proposed yet.

Disclosure of Invention

The invention provides a beam-hinge joint node structure of a large-span prestressed concrete frame, aiming at the problems in the related art and aiming at overcoming the technical problems in the prior art.

Therefore, the invention adopts the following specific technical scheme:

a large-span prestressed concrete frame beam hinge joint node structure comprises a frame beam and frame columns, wherein the frame columns are positioned at two ends of the bottom of the frame beam, beam extension seats are respectively arranged at two ends of the bottom of the frame beam, a column extension seat is arranged at one side of the top end of the frame column, a rubber support I is arranged between the bottom end of the beam extension seat and one side of the top end of the frame column, a rubber support II is arranged between the top end of the column extension seat and one side of the bottom end of the frame beam, a bar-shaped groove I and a bar-shaped groove II are arranged at one side, close to the frame column, of the bottom end of the frame beam, a supporting beam I is arranged inside the bar-shaped groove I, a supporting beam II is arranged inside the bar-shaped groove II, one end of the frame beam is provided with a plurality of connecting beam assemblies I which are matched and connected with the supporting beam I and the supporting beam II, the frame post is sleeved with a connecting clamping sleeve structure, the bottom end of the connecting clamping sleeve structure is provided with a plurality of connecting beam assemblies II matched with the connecting beam assemblies I, and the connecting beam assemblies I and the connecting beam assemblies II are connected in a matched mode through prestress adjusting sleeves.

Further, the bottom of the frame beam inside is provided with a plurality of with supporting beam one with the pre-buried spacing roof beam that supporting beam two phase matches, supporting beam one supporting beam two with pre-buried spacing roof beam is stainless steel, the top of frame post is provided with trapezoidal seat, the bottom of trapezoidal seat be provided with connect the spacing platform of bayonet socket structure assorted annular.

Furthermore, the first connecting beam assembly is composed of a first bolt connecting rod and a first limiting clamping plate, and the first bolt connecting rod is fixedly connected to the bottom end of the first limiting clamping plate.

Furthermore, the connecting beam assembly II is composed of a bolt connecting rod II and a plurality of limiting clamping plates II, the bolt connecting rod II is fixedly connected to one side of the top ends of the limiting clamping plates II, and the bolt connecting rod II and the bolt connecting rod I are connected in a matched mode through the prestress adjusting sleeve.

Further, connect the cutting ferrule structure and constitute by first cutting ferrule and second cutting ferrule, first cutting ferrule with cooperate through a plurality of coupling assembling between the second cutting ferrule and connect, first cutting ferrule with one side of second cutting ferrule all be provided with frame post assorted snap ring, form between the snap ring with frame post assorted draw-in groove.

Furthermore, the connecting assembly is composed of a first connecting side plate, a second connecting side plate and a bolt group, the first connecting side plate is fixedly connected with the first clamping sleeve, the second connecting side plate is fixedly connected with the second clamping sleeve, and the first connecting side plate and the second connecting side plate are connected in a matched mode through the bolt group.

Further, one side of first cutting ferrule is provided with a plurality of first extension limiting plates, one side of second cutting ferrule is provided with a plurality of second extension limiting plates.

Furthermore, a plurality of transverse main ribs I and a plurality of transverse main ribs II are arranged inside the frame beam, the transverse main ribs I and the transverse main ribs II are of a vertical connecting structure, and a plurality of steel bar connecting sleeves I are arranged between the transverse main ribs I and the transverse main ribs II.

Furthermore, a plurality of vertical main reinforcements are arranged inside the frame columns, and the vertical main reinforcements are connected in a matched mode through a plurality of steel bar connecting sleeves.

Furthermore, the distance between the adjacent first steel bar connecting sleeves and the adjacent second steel bar connecting sleeves is 100mm, and the inner diameters of the transverse main ribs I, the transverse main ribs II and the vertical main ribs are 22 mm.

The invention has the beneficial effects that: by arranging a large-span prestressed concrete frame beam hinged joint structure consisting of a frame beam, a frame column, a beam extension seat, a column extension seat, a rubber support I, a rubber support II, a strip-shaped groove I, a strip-shaped groove II, a support beam I, a support beam II, a connecting beam assembly I, a connecting clamping sleeve structure, a connecting beam assembly II and a prestressed adjusting sleeve, through the split connection design of the frame beam and the frame column, the shock resistance of the large-span prestressed concrete frame beam is effectively improved, the possibility of collapse during earthquake is reduced, simultaneously, through the frame beam and the frame column internal reinforcing steel bar arrangement structure, the first connecting beam assembly, the second connecting beam assembly and the prestress adjusting sleeve matched connecting structure, bending moment transmitted by the large-span prestressed concrete frame beam is effectively released, and the side frame column is in a small eccentric compression state, so that the stability of the connecting node is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is one of structural diagrams of a hinge-connected node structure of a long-span prestressed concrete frame beam according to an embodiment of the present invention;

fig. 2 is a second schematic structural view of a hinge joint structure of a long-span prestressed concrete frame beam according to an embodiment of the present invention;

fig. 3 is a structural view illustrating a connection boss structure of a hinge-connected node structure of a long-span prestressed concrete frame girder according to an embodiment of the present invention;

fig. 4 is a side sectional view of a frame beam of a hinge-connected node structure of a long-span prestressed concrete frame beam according to an embodiment of the present invention;

fig. 5 is a front sectional view of a frame beam of a hinge-connected node structure of a long-span prestressed concrete frame beam according to an embodiment of the present invention;

fig. 6 is a front sectional view of a frame column of a hinge-connected node structure of a long-span prestressed concrete frame girder according to an embodiment of the present invention.

In the figure:

1. a frame beam; 2. a frame column; 3. a beam extension base; 4. a post extension base; 5. a first rubber support; 6. a second rubber support; 7. a first strip-shaped groove; 8. a second strip-shaped groove; 9. a first supporting beam; 10. a second supporting beam; 11. a first connecting beam assembly; 12. connecting a clamping sleeve structure; 13. a second connecting beam assembly; 14. a pre-stress adjustment sleeve; 15. embedding a limiting beam; 16. a trapezoidal base; 17. an annular limiting platform; 18. the bolt is connected with the rod I; 19. a first limiting clamping plate; 20. a bolt connecting rod II; 21. a second limiting clamping plate; 22. a first ferrule; 23. a second ferrule; 24. a connecting assembly; 25. a snap ring; 26. a card slot; 27. connecting the first side plate; 28. connecting a second side plate; 29. a bolt group; 30. a first extended limit plate; 31. a second extended limit plate; 32. a transverse main rib I; 33. a second transverse main rib; 34. a first steel bar connecting sleeve; 35. a vertical main rib; 36. and a second steel bar connecting sleeve.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the invention, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

According to an embodiment of the present invention, there is provided a large-span prestressed concrete frame beam hinge joint structure.

The first embodiment is as follows:

as shown in fig. 1 to 6, the hinge joint structure of a large-span prestressed concrete frame beam according to an embodiment of the present invention includes a frame beam 1 and frame columns 2, the frame columns 2 are located at two ends of the bottom of the frame beam 1, two ends of the bottom of the frame beam 1 are both provided with beam extension bases 3, one side of the top end of the frame column 2 is provided with a column extension base 4, a rubber support base one 5 is arranged between the bottom end of the beam extension base 3 and one side of the top end of the frame column 2, a rubber support base two 6 is arranged between the top end of the column extension base 4 and one side of the bottom end of the frame beam 1, which is close to the frame column 2, is provided with a bar groove one 7 and a bar groove two 8, a support beam one 9 is arranged inside the bar groove one 7, and a support beam two 10 is arranged inside the bar groove two 8, the one end of frame roof beam 1 be provided with a plurality of with supporting beam 9 with the coupling beam subassembly 11 that two 10 supporting beams cooperate to connect, the cover is equipped with on the frame post 2 and connects the bayonet socket structure 12, the bottom of connecting the bayonet socket structure 12 be provided with a plurality of with two 13 of coupling beam subassembly 11 assorted coupling beam subassembly, coupling beam subassembly 11 with cooperate through prestressing force adjusting sleeve 14 between the coupling beam subassembly two 13 and connect.

By means of the technical scheme, the large-span prestressed concrete frame beam hinged joint structure consisting of the frame beam 1, the frame column 2, the beam extension seat 3, the column extension seat 4, the rubber support seat I5, the rubber support seat II 6, the strip-shaped groove I7, the strip-shaped groove II 8, the support cross beam I9, the support cross beam II 10, the connecting beam assembly I11, the connecting clamping sleeve structure 12, the connecting beam assembly II 13 and the prestress adjusting sleeve 14 is arranged, the shock resistance of the large-span prestressed concrete frame beam is effectively improved and the possibility of collapse during earthquake is reduced through the split connection design of the frame beam and the frame column, and simultaneously, the bending moment transmitted by the large-span prestressed concrete frame beam is effectively released through the matching connection structures of the frame beam and the frame column internal reinforcing steel bar arrangement structure, the connecting beam assembly I, the connecting beam assembly II and the prestress adjusting sleeve, the side frame column is in a small eccentric compression state, so that the stability of the connecting joint is improved.

Example two:

as shown in fig. 1-6, the frame column 2 is located at two ends of the bottom of the frame beam 1, two ends of the bottom of the frame beam 1 are both provided with a beam extension base 3, one side of the top end of the frame column 2 is provided with a column extension base 4, a rubber support base 5 is arranged between the bottom end of the beam extension base 3 and one side of the top end of the frame column 2, a rubber support base II 6 is arranged between the top end of the column extension base 4 and one side of the bottom end of the frame beam 1, one side of the bottom end of the frame beam 1 close to the frame column 2 is provided with a bar-shaped groove I7 and a bar-shaped groove II 8, a supporting beam I9 is arranged inside the bar-shaped groove I7, a supporting beam II 10 is arranged inside the bar-shaped groove II 8, one end of the frame beam 1 is provided with a plurality of connecting beam assemblies I11 which are matched and connected with the supporting beam I9 and the supporting beam II 10, the frame column 2 is sleeved with a connecting clamping sleeve structure 12, the bottom end of the connecting clamping sleeve structure 12 is provided with a plurality of connecting beam assemblies II 13 matched with the connecting beam assemblies I11, the connecting beam assemblies I11 and the connecting beam assemblies II 13 are matched and connected through a prestress adjusting sleeve 14, the bottom end inside the frame beam 1 is provided with a plurality of embedded limiting beams 15 matched with the supporting beam I9 and the supporting beam II 10, the supporting beam I9, the supporting beam II 10 and the embedded limiting beams 15 are made of stainless steel materials, the top of the frame column 2 is provided with a trapezoidal seat 16, the bottom end of the trapezoidal seat 16 is provided with an annular limiting platform 17 matched with the connecting clamping sleeve structure 12, the connecting beam assemblies I11 are composed of bolt connecting rods I18 and limiting clamping plates I19, the bolt connecting rods I18 are fixedly connected with the bottom ends of the limiting clamping plates I19, the second connecting beam assembly 13 is composed of a second bolt connecting rod 20 and a plurality of second limiting clamping plates 21, the second bolt connecting rod 20 is fixedly connected to one side of the top ends of the second limiting clamping plates 21, and the second bolt connecting rod 20 and the first bolt connecting rod 18 are connected in a matched mode through the prestress adjusting sleeve 14.

Example three:

as shown in fig. 1-6, the frame column 2 is located at two ends of the bottom of the frame beam 1, two ends of the bottom of the frame beam 1 are both provided with a beam extension base 3, one side of the top end of the frame column 2 is provided with a column extension base 4, a rubber support base 5 is arranged between the bottom end of the beam extension base 3 and one side of the top end of the frame column 2, a rubber support base II 6 is arranged between the top end of the column extension base 4 and one side of the bottom end of the frame beam 1, one side of the bottom end of the frame beam 1 close to the frame column 2 is provided with a bar-shaped groove I7 and a bar-shaped groove II 8, a supporting beam I9 is arranged inside the bar-shaped groove I7, a supporting beam II 10 is arranged inside the bar-shaped groove II 8, one end of the frame beam 1 is provided with a plurality of connecting beam assemblies I11 which are matched and connected with the supporting beam I9 and the supporting beam II 10, the frame column 2 is sleeved with a connecting clamping sleeve structure 12, the bottom end of the connecting clamping sleeve structure 12 is provided with a plurality of connecting beam assembly II 13 matched with the connecting beam assembly I11, the connecting beam assembly I11 is matched and connected with the connecting beam assembly II 13 through a prestress adjusting sleeve 14, the connecting clamping sleeve structure 12 is composed of a first clamping sleeve 22 and a second clamping sleeve 23, the first clamping sleeve 22 is matched and connected with the second clamping sleeve 23 through a plurality of connecting components 24, clamping rings 25 matched with the frame column 2 are arranged on one sides of the first clamping sleeve 22 and the second clamping sleeve 23, clamping grooves 26 matched with the frame column 2 are formed between the clamping rings 25, each connecting component 24 is composed of a connecting side plate I27, a connecting side plate II 28 and a bolt group 29, the connecting side plate I27 is fixedly connected with the first clamping sleeve 22, connect curb plate two 28 with second cutting ferrule 23 fixed connection, connect curb plate one 27 with connect curb plate two 28 and pass through bolt group 29 cooperatees and connects, one side of first cutting ferrule 22 is provided with a plurality of first extension limiting plates 30, one side of second cutting ferrule 23 is provided with a plurality of second extension limiting plates 31.

Example four:

as shown in fig. 1-6, the frame column 2 is located at two ends of the bottom of the frame beam 1, two ends of the bottom of the frame beam 1 are both provided with a beam extension base 3, one side of the top end of the frame column 2 is provided with a column extension base 4, a rubber support base 5 is arranged between the bottom end of the beam extension base 3 and one side of the top end of the frame column 2, a rubber support base II 6 is arranged between the top end of the column extension base 4 and one side of the bottom end of the frame beam 1, one side of the bottom end of the frame beam 1 close to the frame column 2 is provided with a bar-shaped groove I7 and a bar-shaped groove II 8, a supporting beam I9 is arranged inside the bar-shaped groove I7, a supporting beam II 10 is arranged inside the bar-shaped groove II 8, one end of the frame beam 1 is provided with a plurality of connecting beam assemblies I11 which are matched and connected with the supporting beam I9 and the supporting beam II 10, the frame column 2 is sleeved with a connecting clamping sleeve structure 12, the bottom end of the connecting clamping sleeve structure 12 is provided with a plurality of connecting beam component II 13 matched with the connecting beam component I11, the connecting beam component I11 is matched and connected with the connecting beam component II 13 through a prestress adjusting sleeve 14, a plurality of transverse main ribs I32 and a plurality of transverse main ribs II 33 are arranged inside the frame beam 1, the transverse main ribs I32 and the transverse main ribs II 33 are of a vertical connecting structure, a plurality of steel bar connecting sleeves I34 are arranged between the transverse main ribs I32 and the transverse main ribs II 33, a plurality of vertical main ribs 35 are arranged inside the frame column 2, the vertical main ribs 35 are matched and connected through a plurality of steel bar connecting sleeves II 36, and the distance between the adjacent steel bar connecting sleeves I34 and the steel bar connecting sleeves II 36 is 100mm, the inner diameters of the first transverse main rib 32, the second transverse main rib 33 and the vertical main rib 35 are 22 mm.

The working principle is as follows: through the design of frame roof beam and the components of a whole that can function independently of frame post connection, effectively improve the shock resistance of large-span prestressed concrete frame roof beam, reduce the possibility that takes place to collapse when the earthquake, simultaneously through frame roof beam and the inside reinforcing bar arrangement structure of frame post and tie-beam subassembly one, tie-beam subassembly two, prestressing force adjusting sleeve matches connection structure, the moment of flexure that effectively releases large-span prestressed concrete frame roof beam and transmits, make the frame post be in little eccentric pressurized state, thereby improve the stability of connected node, simultaneously realize the pretension adjustment to tie-beam subassembly one 11 and tie-beam subassembly two 13 through regularly adjusting prestressing force adjusting sleeve 14, thereby effectively reduce the compressive stress of frame roof beam 1 intermediate position, connect the detection part through tie-beam subassembly one 11 and tie-beam subassembly two 13 and can realize mechanical detection, provide the guarantee to its security.

In summary, according to the above technical solution of the present invention, by providing the hinged joint structure of the large-span prestressed concrete frame beam, which is composed of the frame beam 1, the frame column 2, the beam extension base 3, the column extension base 4, the rubber support base one 5, the rubber support base two 6, the strip-shaped groove one 7, the strip-shaped groove two 8, the support beam one 9, the support beam two 10, the connection beam assembly one 11, the connection clamp structure 12, the connection beam assembly two 13 and the prestress adjusting sleeve 14, through the split connection design of the frame beam and the frame column, the shock resistance of the large-span prestressed concrete frame beam is effectively improved, the possibility of collapse during earthquake is reduced, and simultaneously, through the matching connection structure of the frame beam and the steel bar arrangement structure inside the frame column, the connection beam assembly one, the connection beam assembly two and the prestress adjusting sleeve, the bending moment transmitted from the large-span prestressed concrete frame beam is effectively released, the side frame column is in a small eccentric compression state, so that the stability of the connecting joint is improved.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.