阅读说明：本技术 一种空间网格结构的耗能节点 (Energy consumption node of space grid structure ) 是由 马会环 马越洋 于志伟 于 2021-10-11 设计创作，主要内容包括：本发明公开一种空间网格结构的耗能节点,包括柱体、杆体、耗能机构和接驳机构,杆体具有至少一个角度调节定位面；耗能机构具有连接构件和耗能填充物,所述连接构件中部具有安装孔,所述耗能填充物配置在所述安装孔内,所述柱体和杆体均与所述连接构件固定连接；所述接驳机构被配置为将所述杆体的一端固定在所述至少一个角度调节定位面之一上；该一种空间网格结构的耗能节点具有良好刚度、装配性良好且耗能能力良好。(The invention discloses an energy consumption node of a space grid structure, which comprises a column body, a rod body, an energy consumption mechanism and a connection mechanism, wherein the rod body is provided with at least one angle adjusting and positioning surface; the energy consumption mechanism is provided with a connecting member and energy consumption fillers, the middle part of the connecting member is provided with a mounting hole, the energy consumption fillers are arranged in the mounting hole, and the column body and the rod body are fixedly connected with the connecting member; the docking mechanism is configured to secure one end of the rod body to one of the at least one angle adjustment locating surfaces; the energy consumption node of the space grid structure has good rigidity, good assembly performance and good energy consumption capability.)

1. An energy consumption node of a space grid structure is characterized in that: comprises that

The cylinder is provided with at least one angle adjusting and positioning surface;

a rod body;

the energy dissipation mechanism is provided with a connecting member and energy dissipation fillers, the middle part of the connecting member is provided with a mounting hole, the energy dissipation fillers are arranged in the mounting hole, and the column body and the rod body are fixedly connected with the connecting member; and

a docking mechanism configured to secure an end of the rod body on one of the at least one angle adjustment positioning surfaces.

2. The energy consuming node of a spatial grid structure of claim 1, wherein: the connecting member comprises

At least two groove type stacks, form between at least two groove type stacks the mounting hole, at least two groove type stacks one end all with column body bolted connection, at least two groove type stacks the other end all with body of rod bolted connection.

3. The energy consuming node of a spatial grid structure of claim 1, wherein: the connection mechanism comprises

A sleeve;

the connecting bolt penetrates through the sleeve, the tail end of the connecting bolt can rotatably penetrate through the rod body, and the head of the connecting bolt is limited in the rod body; and

a fastener configured for connecting the threaded rod with the sleeve;

and the at least one angle adjusting and positioning surface is provided with a connecting screw hole matched with the connecting bolt.

4. The energy consuming node of a spatial grid structure of claim 3, wherein: the body of rod includes end plate and pipe fitting, end plate and pipe fitting fixed connection, the end plate have with the bolt of plugging into matches the hole of wearing out.

5. The energy consuming node of a spatial grid structure of claim 3, wherein: the rod part of the connecting bolt is axially provided with a groove body, the sleeve is radially provided with a locking screw hole 411, the fastening piece is screwed into the locking screw hole 411, and the tail end of the fastening piece extends into the groove body.

6. The energy consuming node of a spatial grid structure of claim 5, wherein: the tank body is provided with a shallow tank area and a deep tank area;

the shallow groove area is configured for axial movement of the fastener along the shank of the access bolt.

7. The energy consuming node of a spatial grid structure of claim 1, wherein: the mounting hole is in one of a hexagon shape, a U shape, a V shape, a rectangle shape or a trapezoid shape.

8. An energy consuming node of a spatial grid structure according to claims 2 and 3, wherein: one of the at least two slotted stacks abuts the sleeve.

9. The energy consuming node of a spatial grid structure of claim 8, wherein: the sleeve is a polygonal sleeve.

10. The energy consuming node of a spatial grid structure of claim 9, wherein: each of the angle adjustment locating surfaces is configured to have two of the energy dissipating mechanisms, and the sleeve is sandwiched between the energy dissipating mechanisms.

Technical Field

The invention relates to the technical field of steel structures, in particular to an energy consumption node of a space grid structure.

Background

The space grid structure has the advantages of reasonable stress, economic material consumption, beautiful and various shapes, capability of covering larger space and the like, and becomes a space structure form with wide prospect. Nodes are key components of the spatial grid structure. Common nodes in the existing structure mainly comprise welding nodes and assembly nodes, wherein the welding nodes need on-site welding construction, construction cost is high, and construction quality is difficult to guarantee. The fabricated node has the advantages of convenience and rapidness in field installation, short construction period, high installation efficiency and the like, but the conventional fabricated nodes have good static performance and poor energy consumption capability. In earthquake, the node damage is mainly caused by low-cycle fatigue accumulated damage, and the seismic performance of the whole structure is also closely related to the energy consumption capability of the node, so that the development of a space node with good rigidity, good assembly performance and good energy consumption capability is urgently needed.

Disclosure of Invention

The invention provides an energy consumption node of a space grid structure, which has good rigidity, good assembly and good energy consumption capability.

In order to solve the problems, the invention adopts the following technical scheme:

an energy consumption node of a space grid structure comprises a column body, a rod body, an energy consumption mechanism and a connection mechanism, wherein the column body is provided with at least one angle adjusting and positioning surface; the energy consumption mechanism is provided with a connecting member and energy consumption fillers, the middle part of the connecting member is provided with a mounting hole, the energy consumption fillers are arranged in the mounting hole, and the column body and the rod body are fixedly connected with the connecting member; the docking mechanism is configured to secure an end of the rod body to one of the at least one angularly adjustable locating surfaces.

Preferably, the connecting member comprises

At least two groove type stacks, form between at least two groove type stacks the mounting hole, at least two groove type stacks one end all with column body bolted connection, at least two groove type stacks the other end all with body of rod bolted connection.

Preferably, the connection mechanism comprises

A sleeve;

the connecting bolt penetrates through the sleeve, the tail end of the connecting bolt can rotatably penetrate through the rod body, and the head of the connecting bolt is limited in the rod body; and

a fastener configured for connecting the threaded rod with the sleeve;

and the at least one angle adjusting and positioning surface is provided with a connecting screw hole matched with the connecting bolt.

Preferably, the rod body comprises an end plate and a pipe fitting, the end plate is fixedly connected with the pipe fitting, and the end plate is provided with a through hole matched with the connecting bolt.

Preferably, a groove body is axially arranged at the rod part of the connecting bolt, a locking screw hole is radially arranged on the sleeve, the fastening piece is screwed into the locking screw hole, and the tail end of the fastening piece extends into the groove body.

Preferably, the tank body has a shallow tank region and a deep tank region;

the shallow groove area is configured for the fastener to move axially along the rod part of the connecting bolt;

when the fastener is inserted into the deep groove area, the fastener can be screwed into the deep groove area, so that the positioning function is realized.

Preferably, the mounting hole is one of a hexagon, a U-shaped, a V-shaped, a rectangle or a trapezoid.

Preferably, one of the at least two slotted stacks abuts the sleeve.

Preferably, the sleeve is a polygonal sleeve.

Preferably, each of the angle adjustment locating surfaces is configured to have two of the energy consuming mechanisms, and the sleeve is sandwiched between the energy consuming mechanisms.

The invention has the beneficial effects that: the angle adjustment of the rod piece in the space is realized through the reserved bolt hole position of the steel column and the angle of the steel column surface, so that the requirements of different space grid structures on the angle of the rod piece are met. The structure is suitable for different rod piece section sizes, on-site welding is not needed, the construction speed is high, and the construction difficulty and the construction cost are reduced. The node has the advantages that field welding is not needed, the construction speed is high, the working efficiency is improved, the construction difficulty and the construction cost are reduced, the node has good energy consumption capacity when being subjected to the action of earthquake loads, energy consumption pieces are convenient to replace, and the maintenance cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced 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 based on these drawings without creative efforts.

Fig. 1 is a partial cross-sectional view of an energy consuming node of a spatial grid structure according to the present invention.

Fig. 2 is a schematic partial structure diagram of an energy consumption node of a spatial grid structure according to the present invention.

Fig. 3 is a cross-sectional view of a column of an energy dissipating node of a space grid structure according to the present invention.

Fig. 4 is a schematic view of a partial structure of a rod body of an energy dissipation node of a spatial grid structure according to the present invention.

Fig. 5 is a schematic structural diagram of a mounting hole of an energy consumption node of a space grid structure according to the present invention.

Fig. 6 is a perspective view of a sleeve of a space grid structural energy dissipating node of the present invention.

Fig. 7 is a schematic partial structural view of a connection bolt of an energy dissipation node of a space grid structure according to the present invention.

In the figure:

10. a cylinder; 11. an angle adjusting and positioning surface; 111. connecting screw hole

20. A rod body; 21. an end plate; 22. a pipe fitting; 23. an outlet hole is formed;

30. an energy consuming mechanism; 31. a connecting member; 312. a trough stack; 311. mounting holes; 32. and energy dissipation filler.

40. A docking mechanism; 41. a sleeve; 411. locking the screw hole; 42. connecting bolts; 43. a trough body; 431. a shallow groove area; 432. a deep groove region; 44. a fastener.

Detailed Description

The technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, and not all of the embodiments.

In the embodiments, it should be understood that the terms "middle", "upper", "lower", "top", "right", "left", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In addition, in the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, terms such as installation, connection, and connection, etc., are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

As shown in fig. 1 to 7, an energy consumption node of a space grid structure includes a column 10, a rod 20, an energy consumption mechanism 30 and a connection mechanism 40, wherein the column 10 has an angle adjusting and positioning surface 11; the dissipative mechanism 30 has a connecting member 31 and a dissipative filler 32.

In the embodiment, each connecting member 31 includes two groove-shaped stacks 312, the two groove-shaped stacks 312 are disposed horizontally opposite to each other, and a mounting hole 311 is formed therebetween, the energy dissipation filler 32 is disposed in the mounting hole 311, one end of each of the two groove-shaped stacks 312 is bolted to the column 10, and the other end of each of the two groove-shaped stacks 312 is bolted to the rod 20.

In the present embodiment, the connection mechanism 40 includes a sleeve 41, a connection bolt 42 and a fastener 44; the docking bolt 42 passes through the sleeve 41; wherein, the angle adjusting and positioning surface 11 is provided with a connecting screw hole 111 matched with the connecting bolt 42. The rod part of the connecting bolt 42 is provided with a groove body 43 along the axial direction, the groove body 43 is arranged in a long strip shape, the sleeve 41 is provided with a locking screw hole 411 along the radial direction, the fastening piece 44 is screwed into the locking screw hole 411, and the tail end of the fastening piece 44 extends into the groove body 43.

In this embodiment, the rod 20 includes an end plate 21 and a tube 22, the end plate 21 is fixedly connected to the tube 22, the end plate 21 has a through hole 23 matching with the connection bolt 42, the end of the connection bolt 42 rotatably passes through the end plate 21 through the through hole 23, the rod of the connection bolt 42 is in clearance fit with the through hole 23, the diameter of the head of the connection bolt 42 is larger than the diameter of the through hole 23, and the head of the connection bolt 42 is limited in the rod 20. The channel 43 has a shallow channel section 431 and a deep channel section 432; the shallow groove section 431 is configured for axial movement of the fastener 44 along the shank of the docking bolt 42. After installation, the locking bolt can be screwed into the deep groove 432, thereby positioning the sleeve 41 and preventing the sleeve 41 from being displaced to a greater extent.

In this embodiment, one of the channel stacks 312 in the docking mechanism 40 abuts the sleeve 41.

In some embodiments, each angularly-adjustable locating surface 11 is configured to have two energy consuming mechanisms 30, and the sleeve 41 directly lateral to the angularly-adjustable locating surface is sandwiched between the two energy consuming mechanisms 30.

In some embodiments, the mounting holes 311 are hexagonal.

In some embodiments, the sleeve 41 is a polygonal sleeve 41.

In some embodiments, the dissipative filler 32 is bonded to the channel stack 312.

In some embodiments, the dissipative filler 32 is rubber.

In some embodiments, the fastener is a lockbolt.

In some embodiments, the width of shallow groove section 431 and deep groove section 432 is equal to the shank diameter of the lock bolt.

In some embodiments, the length of the shank of the locking bolt is equal to the sum of the depth of the deep groove 432 and the thickness of the sleeve 41.

When in use: the sleeve 41 is directly screwed, the fastening member 44 drives the connection bolt 42 to rotate, so that the connection bolt 42 is screwed into the connection screw hole 111, and as the connection bolt 42 is provided with the elongated sliding groove, the fastening member 44 slides along the shallow groove area 431 and finally moves to the deep groove area 432 along with the continuous entering of the connection bolt 42 into the connection screw hole 111, the fastening member is screwed into the deep groove area 432, and then the two ends of the groove-shaped stacked member 312 in the energy dissipation mechanism are respectively bolted with the column 10 and the rod body 20.

The angle adjustment of the rod piece in the space is realized through the reserved bolt hole position of the steel column and the angle of the steel column surface, so that the requirements of different space grid structures on the angle of the rod piece are met. The space assembly type steel column joint structure is suitable for different rod piece section sizes, does not need on-site welding, is high in construction speed, and reduces construction difficulty and construction cost. The node has the advantages that field welding is not needed, the construction speed is high, the working efficiency is improved, the construction difficulty and the construction cost are reduced, the node has good energy consumption capacity when being subjected to the action of earthquake loads, energy consumption pieces are convenient to replace, and the maintenance cost is reduced.

The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention; no element, act, or instruction used herein should be construed as critical or essential unless explicitly described as such. In addition, as used herein, the articles "a" and "an" are intended to include one or more items, and may be used interchangeably with "one or more". Further, as used herein, the article "the" is intended to include the incorporation of one or more items referenced by the article "the" and may be used interchangeably with "one or more". Further, the phrase "based on" is intended to mean "based, at least in part, on" unless explicitly stated otherwise. In addition, as used herein, the term "or" when used in series is intended to be inclusive and may be used interchangeably with "and/or" unless specifically stated otherwise, e.g., if used in conjunction with "or" only one of.