Steel pull rod for steel structure building of floor suspension system

Abstract

The utility model belongs to the technical field of steel structure buildings, and particularly relates to a steel tie rod for a steel structure building of a floor suspension system, which is characterized in that two adjacent high-strength steel tie rods are connected through a first bearing piece, and a middle-layer steel beam is sleeved on the outer side of the high-strength steel tie rods and lapped on the first bearing piece. A suspension node of the floor and a connecting node for transmitting vertical load between the high-strength steel pull rod are integrated into a whole, so that connection between the floor and the high-strength steel pull rod is facilitated; meanwhile, the diameters of the high-strength steel pull rods are gradually reduced from top to bottom, the stress of the high-strength steel pull rods is gradually reduced along with lowering of the floors, the diameters of the high-strength steel pull rods are correspondingly reduced at the moment, and consumption of steel is reduced while load stress and transmission are met.

Description

Technical Field

[0001] The utility model belongs to the technical field of steel structure buildings, in particular to a steel pull rod for a floor suspension system steel structure building. Background Art

[0002] A suspended building is a structure whose roof or floors are suspended from columns (shafts, towers), also known as a suspended building. This type of building is characterized by the use of dispersed steel cables and hangers to bear the weight of the roof and floor slabs, fully utilizing the mechanical properties of steel. This increases the structural span, reduces material usage, and allows for a variety of architectural forms. In a suspended building, steel tie rods are responsible for transmitting vertical loads.

[0003] In the prior art, two adjacent steel tie rods are connected by sheath threads, and the connection nodes between the steel tie rods are separated from the hanging nodes of the floor slabs, which makes installation inconvenient. In addition, the diameters of the steel tie rods are the same, resulting in a waste of steel. Therefore, a steel tie rod for a floor suspension system steel structure building is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a steel pull rod for a floor suspension system steel structure building to solve the above problems.

[0005] To achieve the above purpose, the present invention provides the following solutions:

[0006] A steel tie rod for a floor suspension system steel structure building comprises: a plurality of high-strength steel tie rods, which are arranged in sequence from top to bottom, the plurality of high-strength steel tie rods are coaxially arranged, the plurality of high-strength steel tie rods are arranged with gradually decreasing diameters from top to bottom, the high-strength steel tie rods at the top are connected to the truss layer steel beams, two adjacent high-strength steel tie rods are connected by a first bearing member, the middle layer steel beams are sleeved on the outside of the high-strength steel tie rods and overlapped on the first bearing member, the bottom end of the high-strength steel tie rods at the bottom end is connected to the second bearing member, and the bottom layer steel beams are sleeved on the outside of the high-strength steel tie rods and overlapped on the second bearing member.

[0007] In the steel tie rod for steel structure building of the floor suspension system of the present invention, the top end of the high-strength steel tie rod at the top passes through the truss layer steel beam and is threadedly connected with the truss layer steel beam working nut, and a steel pad is arranged between the truss layer steel beam working nut and the truss layer steel beam, and the steel pad is sleeved on the outside of the high-strength steel tie rod.

[0008] In the steel tie rod for the floor suspension system steel structure building of the present invention, the top end of the working nut of the truss layer steel beam is abutted against a first locking nut, and the first locking nut is threadedly connected to the high-strength steel tie rod.

[0009] In the steel tie rod for steel structure building of the floor suspension system of the present invention, the first bearing member includes an intermediate layer steel beam hanging support sleeve, and the two ends of the intermediate layer steel beam hanging support sleeve are respectively threadedly connected to the two adjacent high-strength steel tie rods, and the threads of the two adjacent high-strength steel tie rods are set in opposite directions, and the intermediate layer steel beam is overlapped on the intermediate layer steel beam hanging support sleeve.

[0010] In the steel tie rod for floor suspension system steel structure building of the present invention, the two ends of the intermediate layer steel beam hanging support sleeve are respectively abutted with second locking nuts, and the two second locking nuts are respectively threadedly connected to the two adjacent high-strength steel tie rods.

[0011] In the steel tie rod for steel structure buildings of the floor suspension system of the present invention, the second bearing member includes a bottom steel beam hanging support sleeve, which is threadedly connected to the bottom end of the high-strength steel tie rod located at the bottom end, and the bottom steel beam is overlapped on the bottom steel beam hanging support sleeve.

[0012] In the steel tie rod for floor suspension system steel structure building of the present invention, the top end of the bottom steel beam hanging support sleeve is abutted with a third locking nut, and the third locking nut is threadedly connected to the high-strength steel tie rod.

[0013] In the steel tie rod for steel structure building of floor suspension system of the present invention, a first layer of shock-absorbing rubber is arranged between the truss layer steel beam and the high-strength steel tie rod, an intermediate layer of shock-absorbing rubber is arranged between the intermediate layer steel beam and the high-strength steel tie rod, and a bottom layer of shock-absorbing rubber is arranged between the bottom layer steel beam and the high-strength steel tie rod.

[0014] Compared with the prior art, the present invention has the following advantages and technical effects:

[0015] In the present invention, two adjacent high-strength steel tie rods are connected by a first bearing member, and the middle layer steel beam is sleeved on the outside of the high-strength steel tie rod and overlapped on the first bearing member. In this arrangement, the hanging node of the floor slab and the connection node for transmitting vertical load between the high-strength steel tie rod are integrated into a whole, which facilitates the connection between the floor slab and the high-strength steel tie rod; at the same time, the diameters of multiple high-strength steel tie rods are gradually reduced from top to bottom. As the floor becomes lower, the force on the high-strength steel tie rod gradually decreases. At this time, the diameter of the high-strength steel tie rod is correspondingly reduced, which reduces the consumption of steel while meeting the load bearing and transmission requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without inventive work:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Among them, 1. The first locking nut; 2. The working nut of the truss layer steel beam; 3. The steel pad; 4. The truss layer steel beam; 5. The first layer of shock-absorbing rubber; 6. The high-strength steel pull rod; 7. The middle layer of shock-absorbing rubber; 8. The middle layer of steel beam; 9. The second locking nut; 10. The middle layer of steel beam hanging support sleeve; 11. The bottom layer of steel beam; 12. The bottom layer of steel beam hanging support sleeve; 13. The third locking nut; 14. The bottom layer of shock-absorbing rubber. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0021] Reference Figure 1 The utility model discloses a steel tie rod for a floor suspension system steel structure building, comprising: a plurality of high-strength steel tie rods 6, which are arranged in sequence from top to bottom, the plurality of high-strength steel tie rods 6 are coaxially arranged, and the plurality of high-strength steel tie rods 6 are arranged with gradually decreasing diameters from top to bottom. The high-strength steel tie rods 6 at the top are connected to the truss layer steel beams 4, and the two adjacent high-strength steel tie rods 6 are connected by a first bearing member. The middle layer steel beam 8 is sleeved on the outside of the high-strength steel tie rods 6 and overlapped on the first bearing member. The bottom end of the high-strength steel tie rods 6 at the bottom end is connected to the second bearing member, and the bottom layer steel beam 11 is sleeved on the outside of the high-strength steel tie rods 6 and overlapped on the second bearing member.

[0022] In the present invention, two adjacent high-strength steel tie rods 6 are connected by a first bearing member, and the middle layer steel beam 8 is sleeved on the outside of the high-strength steel tie rod 6 and overlapped on the first bearing member. In this way, the hanging node of the floor slab and the connection node for transmitting vertical load between the high-strength steel tie rod 6 are integrated into a whole, which facilitates the connection between the floor slab and the high-strength steel tie rod 6; at the same time, the diameters of multiple high-strength steel tie rods 6 are gradually reduced from top to bottom. As the floor becomes lower, the force on the high-strength steel tie rod 6 gradually decreases. At this time, the diameter of the high-strength steel tie rod is correspondingly reduced, which reduces the consumption of steel while meeting the load bearing and transmission requirements.

[0023] In a feasible solution, the top end of the high-strength steel tie rod 6 at the top passes through the truss layer steel beam 4 and is threadedly connected to the truss layer steel beam working nut 2. A steel pad 3 is arranged between the truss layer steel beam working nut 2 and the truss layer steel beam 4, and the steel pad 3 is sleeved on the outside of the high-strength steel tie rod 6.

[0024] The top end of the high-strength steel tie rod 6 passes through the truss layer steel beam 4 and is threadedly connected to the truss layer steel beam working nut 2, thereby connecting the high-strength steel tie rod 6 to the truss layer steel beam 4. The truss layer steel beam working nut 2 plays the main force-bearing role, and the setting of the steel pad 3 can increase the force-bearing area between the truss layer steel beam working nut 2 and the truss layer steel beam 4.

[0025] In a feasible solution, the top end of the working nut 2 of the truss layer steel beam is abutted against the first locking nut 1 , and the first locking nut 1 is threadedly connected to the high-strength steel tie rod 6 .

[0026] The truss layer steel beam working nut 2 is locked by the first locking nut 1 to prevent the truss layer steel beam working nut 2 from slipping between the high-strength steel tie rod 6 under the action of vibration.

[0027] In a feasible solution, the first bearing member includes an intermediate layer steel beam hanging support sleeve 10, the two ends of the intermediate layer steel beam hanging support sleeve 10 are respectively threadedly connected to two adjacent high-strength steel tie rods 6, the threads of the two adjacent high-strength steel tie rods 6 are set in opposite directions, and the intermediate layer steel beam 8 is overlapped on the intermediate layer steel beam hanging support sleeve 10.

[0028] The intermediate layer steel beam hanging support sleeve 10 is used to connect two adjacent high-strength steel tie rods 6. At the same time, the intermediate layer steel beam hanging support sleeve 10 serves as a bearing member to bear the gravity of the floor slab.

[0029] In a feasible solution, the two ends of the intermediate layer steel beam hanging support sleeve 10 are respectively abutted with second locking nuts 9 , and the two second locking nuts 9 are respectively threadedly connected to the two adjacent high-strength steel tie rods 6 .

[0030] The middle layer steel beam hanging support sleeve 10 is locked by two second locking nuts 9.

[0031] In a feasible solution, the second bearing member includes a bottom steel beam hanging support sleeve 12, which is threadedly connected to the bottom end of the high-strength steel pull rod 6 at the bottom end, and the bottom steel beam 11 is overlapped on the bottom steel beam hanging support sleeve 12.

[0032] The floor slab at the bottom is supported by the bottom steel beam hanging support sleeve 12.

[0033] In a feasible solution, the top end of the bottom steel beam hanging support sleeve 12 is abutted against a third locking nut 13 , and the third locking nut 13 is threadedly connected to the high-strength steel tie rod 6 .

[0034] The bottom steel beam hanging support sleeve 12 is locked by the third locking nut 13.

[0035] In a feasible solution, a first layer of shock-absorbing rubber 5 is arranged between the truss layer steel beam 4 and the high-strength steel tie rod 6, an intermediate layer of shock-absorbing rubber 7 is arranged between the intermediate layer steel beam 8 and the high-strength steel tie rod 6, and a bottom layer of shock-absorbing rubber 14 is arranged between the bottom layer steel beam 11 and the high-strength steel tie rod 6.

[0036] The first layer of shock-absorbing rubber 5 is located below the truss layer steel beam 4 and one end of it penetrates between the truss layer steel beam 4 and the high-strength steel tie rod 6. The middle layer of shock-absorbing rubber 7 is located above the middle layer steel beam 8 and one end of it penetrates between the middle layer steel beam 8 and the high-strength steel tie rod 6. The bottom layer of shock-absorbing rubber 14 is located above the bottom layer steel beam 11 and one end of it penetrates between the bottom layer steel beam 11 and the high-strength steel tie rod 6. On the one hand, it can prevent the high-strength steel tie rod 6 and the steel beam from relative movement and collision. On the other hand, it can prevent water vapor from entering the gap between the high-strength steel tie rod 6 and the steel beam.

[0037] In the description of the present invention, it should be understood that the terms "longitudinal", "transverse", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they should not be understood as limitations on the present invention.

[0038] The embodiments described above are merely preferred embodiments of the present invention and are not intended to limit the scope of the present invention. Without departing from the spirit of the present invention, various modifications and improvements to the technical solutions of the present invention made by ordinary technicians in this field should fall within the scope of protection determined by the claims of the present invention.

Claims

1. A steel tie rod for a floor suspension system steel structure building, characterized in that: include: A plurality of high-strength steel tie rods (6) are arranged sequentially from top to bottom, the plurality of high-strength steel tie rods (6) are coaxially arranged, and the plurality of high-strength steel tie rods (6) are arranged with gradually decreasing diameters from top to bottom. The high-strength steel tie rods (6) at the top are connected to the truss layer steel beams (4), and two adjacent high-strength steel tie rods (6) are connected by a first bearing member. The middle layer steel beam (8) is sleeved on the outside of the high-strength steel tie rods (6) and overlapped on the first bearing member. The bottom end of the high-strength steel tie rods (6) at the bottom end is connected to the second bearing member, and the bottom layer steel beam (11) is sleeved on the outside of the high-strength steel tie rods (6) and overlapped on the second bearing member.

2. The steel tie rod for a floor suspension system steel structure building according to claim 1, characterized in that: The top end of the high-strength steel tie rod (6) at the top passes through the truss layer steel beam (4) and is threadedly connected to a truss layer steel beam working nut (2). A steel pad (3) is provided between the truss layer steel beam working nut (2) and the truss layer steel beam (4), and the steel pad (3) is sleeved on the outside of the high-strength steel tie rod (6).

3. The steel tie rod for a floor suspension system steel structure building according to claim 2, characterized in that: The top end of the truss layer steel beam working nut (2) is in contact with a first locking nut (1), and the first locking nut (1) is threadedly connected to the high-strength steel tie rod (6).

4. The steel tie rod for a floor suspension system steel structure building according to claim 1, characterized in that: The first bearing member includes an intermediate layer steel beam hanging support sleeve (10), the two ends of the intermediate layer steel beam hanging support sleeve (10) are respectively threadedly connected to the two adjacent high-strength steel tie rods (6), the threads of the two adjacent high-strength steel tie rods (6) are set in opposite directions, and the intermediate layer steel beam (8) is overlapped on the intermediate layer steel beam hanging support sleeve (10).

5. The steel tie rod for a floor suspension system steel structure building according to claim 4, characterized in that: The two ends of the intermediate layer steel beam hanging support sleeve (10) are respectively abutted with second locking nuts (9), and the two second locking nuts (9) are respectively threadedly connected to the two adjacent high-strength steel tie rods (6).

6. The steel tie rod for a floor suspension system steel structure building according to claim 1, characterized in that: The second bearing member includes a bottom steel beam hanging support sleeve (12), the bottom steel beam hanging support sleeve (12) is threadedly connected to the bottom end of the high-strength steel pull rod (6) located at the bottom end, and the bottom steel beam (11) is overlapped on the bottom steel beam hanging support sleeve (12).

7. The steel tie rod for a floor suspension system steel structure building according to claim 6, characterized in that: The top end of the bottom steel beam hanging support sleeve (12) is in contact with a third locking nut (13), and the third locking nut (13) is threadedly connected to the high-strength steel pull rod (6).

8. The steel tie rod for a floor suspension system steel structure building according to claim 1, characterized in that: A first layer of shock-absorbing rubber (5) is provided between the truss layer steel beam (4) and the high-strength steel tie rod (6), an intermediate layer of shock-absorbing rubber (7) is provided between the intermediate layer steel beam (8) and the high-strength steel tie rod (6), and a bottom layer of shock-absorbing rubber (14) is provided between the bottom layer steel beam (11) and the high-strength steel tie rod (6).

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