CN217580549U - Single-piece truss corridor structure - Google Patents

Abstract

The utility model relates to a corridor structure of a single-piece truss, which comprises a single-piece truss, an upper limiting rod and a lower limiting rod which are oppositely arranged up and down; the bottom of the upper limiting rod is provided with an upper limiting groove, and the top of the lower limiting rod is provided with a lower limiting groove; the upper chord and the lower chord of the single-piece truss are correspondingly clamped into the upper limiting groove and the lower limiting groove respectively; a plurality of elastic supports for supporting the lower chord are further arranged in the lower limiting groove, so that clearance spaces are formed between the bottom of the lower chord and the lower limiting groove and between the top of the upper chord and the upper limiting groove respectively; go up the both ends of gag lever post, down gag lever post and construct one, construct two respectively and be connected, the beneficial effects of the utility model are that: can be favorable for enhancing the anti-seismic performance of the single-piece truss.

Description

Single-piece truss corridor structure

Technical Field

The utility model relates to a truss technical field, concretely relates to monolithic truss vestibule structure.

Background

A truss is a structure in which rod members are connected to each other at both ends by hinges. The truss has the advantages that the rod piece mainly bears tension or pressure, the function of materials can be fully exerted, materials are saved, and the structure weight is reduced. Steel trusses, reinforced concrete trusses, prestressed concrete trusses, wood trusses, steel and wood composite trusses, and steel and concrete composite trusses are commonly used.

The truss corridor is commonly used between two or more high-rise buildings to meet the requirements of building shape and use function.

Earthquake is a very common natural phenomenon that earth crust moves and generates earthquake waves to release energy; the earthquake with higher earthquake magnitude can cause the damage or collapse of the building, thereby causing economic loss and serious casualties, therefore, the improvement of the earthquake resistance of the building and the reduction of the damage degree of the building after the earthquake become important targets of structural engineers.

Accordingly, a single piece truss corridor structure is provided that has better seismic performance than conventional truss corridors.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome prior art's is not enough, provides monolithic truss vestibule structure, and this structure can have better anti-seismic performance.

The purpose of the utility model is realized through the following technical scheme:

the single-piece truss corridor structure comprises a single-piece truss, an upper limiting rod and a lower limiting rod which are arranged up and down oppositely;

the bottom of the upper limiting rod is provided with an upper limiting groove, and the top of the lower limiting rod is provided with a lower limiting groove;

the upper chord and the lower chord of the single-piece truss are correspondingly clamped into the upper limiting groove and the lower limiting groove respectively;

a plurality of elastic supports for supporting the lower chord are further arranged in the lower limiting groove, so that clearance spaces are formed between the bottom of the lower chord and the lower limiting groove and between the top of the upper chord and the upper limiting groove respectively;

and two ends of the upper limiting rod and the lower limiting rod are respectively connected with the first building and the second building.

When the gap space formed at intervals vibrates, the gap space serves as a safety space to provide a certain displacement space capable of moving up and down for the single-piece truss, meanwhile, the front end and the rear end of the single-piece truss are not directly and rigidly connected with a building, the single-piece truss can also move in the front-rear direction, and therefore the anti-seismic performance of the corridor structure of the single-piece truss is enhanced.

Furthermore, a plurality of groups of sliding clamping mechanisms are respectively arranged on two side walls of the upper limiting groove and two side walls of the lower limiting groove;

the sliding clamping mechanism comprises a group of sliding bearing structures which are oppositely arranged on two side walls of the upper limiting groove or two side walls of the lower limiting groove;

the sliding bearing structure comprises two bearing steel bars which are horizontally arranged up and down, two ends of each bearing steel bar are fixed on the inner side wall of the upper limiting groove in parallel through steel bar sealing plates or on the inner side wall of the lower limiting groove, and two rolling bearings are rotatably arranged on each bearing steel bar;

eight rolling bearings of the sliding clamping mechanism are matched with the upper chord or the lower chord, so that the upper chord and the lower chord are vertically clamped in the upper limiting groove or the lower limiting groove.

Furthermore, the upper chord member and the lower chord member are connected through a plurality of inclined web members to form a single truss;

two ends of the upper chord are correspondingly connected with the first building and the second building through a hinge mechanism respectively;

the hinge mechanism comprises a damper which is vertically arranged, the upper end of the damper is hinged with the bottom end of the connecting rod through a pin shaft, and the top end of the connecting rod is vertically and fixedly connected with the upper chord;

the bottom end of the damper is hinged with the bracket base through a pin shaft, and the bracket base is fixedly arranged on the inner side of the first building or the second building.

The single-piece truss is clamped between the upper limiting rod and the lower limiting rod through the upper chord and the lower chord and is hinged with the first building and the second building through two ends of the upper chord, so that the upper chord has certain up-down and front-back movable amount, meanwhile, the energy consumption capacity to earthquake can be increased through the damper, and the earthquake resistance of the corridor structure of the single-piece truss is further improved.

Furthermore, the steel bar sealing plate is fixed on the embedded fixing piece and is vertically and fixedly connected with the inner side wall of the upper limiting groove or the inner side wall of the lower limiting groove through the embedded fixing piece.

Furthermore, both ends of the upper limiting rod and both ends of the lower limiting rod are respectively connected with the first building or the second building through an anti-seismic structure;

the anti-seismic structure comprises a vibration isolation support, the bottom of the vibration isolation support is fixedly connected with the bottom of a support notch of the first building or the second building, and the top of the vibration isolation support is fixedly connected with the bottom of the upper limiting rod or the bottom of the lower limiting rod;

and a limiting part for limiting the vibration isolation support upwards extends out of the outer side of the supporting notch.

The utility model has the advantages that: (1) In the scheme, the elastic support is arranged in the lower limiting groove, and a clearance space is formed between the bottom of the lower chord and the lower limiting groove through the elastic support; meanwhile, a gap space is reserved between the top of the upper chord and the upper limiting groove; when the gap space formed at intervals vibrates, the gap space serves as a safety space to provide a certain displacement space capable of moving up and down for the single-piece truss, meanwhile, the front end and the rear end of the single-piece truss are not directly and rigidly connected with a building, so that the single-piece truss has a certain displacement space in the front-rear direction, the single-piece truss can move up and down in the front-rear direction, and the anti-seismic performance of the corridor structure of the single-piece truss is enhanced;

(2) In this scheme, go up on spacing groove both sides wall to and be equipped with multiunit slip screens mechanism on the spacing groove both sides wall down respectively, rock about guaranteeing that the monolithic truss can not rock to empty simultaneously, reduce the monolithic truss with last spacing groove both sides wall, and with the friction between spacing groove both sides wall down, have the anti-seismic performance that utilizes promotion monolithic truss.

Drawings

Fig. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the single truss of the present invention engaged with a lower stop bar;

fig. 3 is a schematic view of the single-piece truss of the present invention cooperating with the upper and lower limiting rods;

fig. 4 is a schematic view of a slide detent mechanism of the present invention;

fig. 5 is a schematic view of the elastic support of the present invention;

fig. 6 is an enlarged view of the fitting portion between the rolling bearing and the lower limit rod of the present invention.

1. A single-piece truss; 2. an upper limiting rod; 3. a lower limit lever; 4. building I; 5. building II; 6. a bearing steel bar; 7. a rolling bearing; 8. an elastic support; 9. a damper; 10. a connecting rod; 11. a bracket seat; 12. a steel bar sealing plate; 13. pre-burying a fixing piece; 14. a vibration isolation support; 15. a support slot; 16. a first spring; 17. a second spring; 101. an upper chord; 102. a lower chord; 103. a diagonal web member; 201. an upper limiting groove; 301. a lower limiting groove; 801. a fixed seat; 802. a support sleeve; 803. a push rod; 804. a push block; 805. a top support plate; 1501. a limiting part.

Detailed Description

The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.

As shown in fig. 1 to 6, the single-piece truss corridor structure comprises a single-piece truss 1, an upper limiting rod 2 and a lower limiting rod 3 which are oppositely arranged up and down; the bottom of the upper limiting rod 2 is provided with an upper limiting groove 201, and the top of the lower limiting rod 3 is provided with a lower limiting groove 301; the upper chord 101 and the lower chord 102 of the single-piece truss 1 are correspondingly clamped into the upper limiting groove 201 and the lower limiting groove 301 respectively, and are limited by the upper limiting groove 201 and the lower limiting groove 301, so that the single-piece truss 1 cannot shake and topple left and right.

Meanwhile, in the scheme, a plurality of elastic supports 8 for supporting the lower chord 102 are further arranged in the lower limiting groove 301, so that clearance spaces are respectively formed between the bottom of the lower chord 102 and the lower limiting groove 301 and between the top of the upper chord 101 and the upper limiting groove 201; when the clearance space that the interval formed takes place the vibration, provide certain displacement space that can reciprocate as the safety space for the monolithic truss, simultaneously, monolithic truss 1's front and back end in this scheme not with building rigid connection to keep having certain clearance with the building within a definite time, thereby monolithic truss 1 can be in the removal of front and back direction, and then this scheme is favorable to strengthening the anti-seismic performance of monolithic truss vestibule structure. In the scheme, the total height value of the upper safety space and the lower safety space is smaller than the height value of the upper chord 101 and the lower chord 102, so that the upper chord 101 or the lower chord 102 is prevented from moving out of the upper limiting groove 201 or the lower limiting groove 301 in the vibration process.

Further, in this embodiment, a plurality of sets of sliding locking mechanisms are respectively disposed on two side walls of the upper limiting groove 201 and two side walls of the lower limiting groove 301; the sliding clamping mechanism comprises a group of sliding bearing structures which are oppositely arranged on two side walls of the upper limiting groove 201 or two side walls of the lower limiting groove 301; the sliding bearing structure comprises two bearing steel bars 6 which are horizontally arranged up and down, two ends of each bearing steel bar 6 are fixed on the inner side wall of the upper limiting groove 201 or the inner side wall of the lower limiting groove 301 in parallel through steel bar sealing plates 12, and two rolling bearings 7 are rotatably arranged on the bearing steel bars 6; eight rolling bearings 7 of one slide clamping mechanism are matched with the upper chord 101 or the lower chord 102, that is, as shown in fig. 3, the eight rolling bearings 7 which are symmetrically arranged vertically clamp the upper chord 101 or the lower chord 102 inside the upper limiting groove 201 or the lower limiting groove 301, so that the upper chord 101 and the lower chord 102 are vertically clamped in the upper limiting groove 201 or the lower limiting groove 301, and no left-right inclination occurs.

Furthermore, in the scheme, the front end and the rear end of the single-piece truss 1 are correspondingly hinged with a first building 4 and a second building 5 respectively, so that the single-piece truss 1 can move back and forth; two ends of the upper limiting rod 2 and the lower limiting rod 3 are respectively connected with a first building 4 and a second building 5; the single-piece truss 1 is hinged with the first building 4 and the second building 5 through two ends of the upper chord 101, so that the upper chord 102 has a certain safety space for vertical displacement and also has a certain amount of forward and backward movement to ensure the movability of the corridor structure of the single-piece truss in the forward and backward directions.

Further, in this embodiment, the upper chord 101 and the lower chord 102 are connected by a plurality of diagonal web members 103 to form a single truss; two ends of the upper chord 101 are correspondingly connected with the first building 4 and the second building 5 through a hinge mechanism respectively; the hinge mechanism comprises a damper 9 which is vertically arranged, the upper end of the damper 9 is hinged with the bottom end of a connecting rod 10 through a pin shaft, and the top end of the connecting rod 10 is vertically and fixedly connected with an upper chord 101; the bottom end of the damper 9 is hinged with a bracket seat 11 through a pin shaft, and the bracket seat 11 is fixedly arranged on the inner side of the first building 4 or the second building 5.

In this embodiment, the damper 9 is a viscous damper, and the viscous damper can increase the energy consumption capability to the earthquake, thereby further improving the anti-seismic performance of the single-piece truss corridor structure.

Furthermore, in this embodiment, the steel rod sealing plate 12 is fixed on the pre-buried fixing member 13, and is vertically and fixedly connected to the inner side wall of the upper limiting groove 201 or the inner side wall of the lower limiting groove 301 through the pre-buried fixing member 13.

In the embodiment, two ends of the upper limiting rod 2 and two ends of the lower limiting rod 3 are respectively connected with a first building 4 or a second building 5 through an anti-seismic structure; the anti-seismic structure comprises a vibration isolation support 14, the bottom of the vibration isolation support 14 is fixedly connected with the bottom of a support notch 15 of a first building 4 or a second building 5, and the top of the vibration isolation support 14 is fixedly connected with the bottom of the upper limiting rod 2 or the bottom of the lower limiting rod 3; a limiting portion 1501 for limiting the vibration isolation support 14 extends upward outside the support notch 15.

The vibration isolation support is a supporting device arranged for meeting the vibration isolation requirement, is a structural component with smaller horizontal rigidity and larger vertical rigidity, and can bear large horizontal deformation.

Further, in this embodiment, two end surfaces of the upper limiting rod 2 and two end surfaces of the lower limiting rod 3 are respectively provided with a crash cushion.

Furthermore, in this embodiment, the elastic support 8 includes a fixing seat 801 fixedly installed at the bottom of the lower limiting groove 301, a push rod 803 extending upwards into the supporting sleeve 802 is disposed on the fixing seat 801, and a push block 804 matched with the inside of the supporting sleeve 802 is disposed at the top end of the push rod 803; the top of the supporting sleeve 802 is provided with a top supporting plate 805 with a top portion protruding upwards, a first spring 16 is sleeved outside the supporting sleeve 802 between the top supporting plate 805 and the fixing seat 801, and a second spring 17 is sleeved outside the push rod 803 between the bottom of the supporting sleeve 802 and the fixing seat 801.

Further, in this embodiment, a buffer pad is further disposed at the bottom inside the support sleeve 802, and the buffer pad plays a role in buffering the push block 804 in the process of downward movement of the push block 804.

The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims (5)

1. Monolithic truss vestibule structure, its characterized in that:

comprises a single-piece truss (1), an upper limiting rod (2) and a lower limiting rod (3) which are arranged up and down oppositely;

the bottom of the upper limiting rod (2) is provided with an upper limiting groove (201), and the top of the lower limiting rod (3) is provided with a lower limiting groove (301);

the upper chord (101) and the lower chord (102) of the single-piece truss (1) are correspondingly clamped into the upper limiting groove (201) and the lower limiting groove (301) respectively;

a plurality of elastic supports (8) for supporting the lower chord (102) are further arranged in the lower limiting groove (301), so that clearance spaces are formed between the bottom of the lower chord (102) and the lower limiting groove (301) and between the top of the upper chord (101) and the upper limiting groove (201) respectively;

and the two ends of the upper limiting rod (2) and the lower limiting rod (3) are respectively connected with a first building (4) and a second building (5).

2. The monolithic truss corridor structure of claim 1 wherein: a plurality of groups of sliding clamping mechanisms are respectively arranged on two side walls of the upper limiting groove (201) and two side walls of the lower limiting groove (301);

the sliding clamping mechanism comprises a group of sliding bearing structures which are oppositely arranged on two side walls of the upper limiting groove (201) or two side walls of the lower limiting groove (301);

the sliding bearing structure comprises two bearing steel bars (6) which are horizontally arranged up and down, two ends of each bearing steel bar (6) are fixed on the inner side wall of the upper limiting groove (201) in parallel through steel bar sealing plates (12) or the inner side wall of the lower limiting groove (301), and two rolling bearings (7) are rotatably arranged on each bearing steel bar (6);

eight rolling bearings (7) of the sliding clamping mechanism are matched with the upper chord (101) or the lower chord (102) so that the upper chord (101) and the lower chord (102) can be vertically clamped in the upper limiting groove (201) or the lower limiting groove (301).

3. The monolithic truss corridor structure of claim 2 wherein: the upper chord member (101) and the lower chord member (102) are connected through a plurality of inclined web members (103) to form a single-piece truss;

two ends of the upper chord (101) are correspondingly connected with the first building (4) and the second building (5) through a hinge mechanism respectively;

the hinge mechanism comprises a damper (9) which is vertically arranged, the upper end of the damper (9) is hinged with the bottom end of the connecting rod (10) through a pin shaft, and the top end of the connecting rod (10) is vertically and fixedly connected with the upper chord (101);

the bottom end of the damper (9) is hinged with the bracket seat (11) through a pin shaft, and the bracket seat (11) is fixedly arranged on the inner side of the first building (4) or the second building (5).

4. The monolithic truss corridor structure of claim 3 wherein: the steel bar sealing plate (12) is fixed on the embedded fixing piece (13) and is vertically and fixedly connected with the inner side wall of the upper limiting groove (201) or the inner side wall of the lower limiting groove (301) through the embedded fixing piece (13).

5. The monolithic truss corridor structure of claim 4 wherein: both ends of the upper limiting rod (2) and both ends of the lower limiting rod (3) are respectively connected with a first building (4) or a second building (5) through an anti-seismic structure;

the anti-seismic structure comprises a vibration isolation support (14), the bottom of the vibration isolation support (14) is fixedly connected with the bottom of a support notch (15) of the first building (4) or the second building (5), and the top of the vibration isolation support (14) is fixedly connected with the bottom of the upper limiting rod (2) or the bottom of the lower limiting rod (3);

and a limiting part (1501) used for limiting the vibration isolation support (14) extends upwards from the outer side of the support notch (15).

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