CN217759290U

CN217759290U - Extrusion type self-locking connection node for steel structure unit room

Info

Publication number: CN217759290U
Application number: CN202222104292.6U
Authority: CN
Inventors: 王霄翔; 余玉洁; 陈浩; 彭琳娜; 张倚天
Original assignee: Hunan Provincial Construction Technology Research Institute; Hunan Construction Engineering Group Co Ltd
Current assignee: Hunan Provincial Construction Technology Research Institute; Hunan Construction Engineering Group Co Ltd
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2022-11-08
Anticipated expiration: 2032-08-11

Abstract

The utility model provides a steel construction unit room extrusion formula auto-lock connected node, includes module post corner fittings, lower module post corner fittings, be equipped with the locking piece on last module post corner fittings, the locking piece includes the sliding tray and is located the slider unit spare of sliding tray by slip card strip, limiting plate and spring component, correspond in the module post corner fittings down and be equipped with wedge face and spacing hole, go up module post corner fittings and correspond and place back on module post corner fittings down, the locking piece receives the action of gravity in upper portion unit room, and slip card strip in the locking piece is extruded by the wedge face and during downwards sliding into the spacing hole in the module post corner fittings down, realizes the connection and the locking of node. The utility model discloses do not need construction operation space, need not to stay and establish the construction hole, reduce and weaken, only need to correspond hoist and mount upper steel structure unit room and place the extrusion formula auto-lock that can realize the node on lower floor's steel structure unit room to the division hole of component, realize the on-the-spot rapid Assembly construction in steel structure unit room.

Description

Extrusion type self-locking connection node for steel structure unit room

Technical Field

The utility model relates to a building technical field, concretely relates to steel construction unit room extrusion formula auto-lock connected node.

Background

In the summary of fourteenth five-year planning of national economy and social development and the 2035-year long-term outlook target, china clearly proposes the development direction of developing intelligent construction, popularizing green building materials, fabricated buildings and steel structure houses and constructing low-carbon cities. As a high-end product in the assembly type building, the steel structure unit room building greatly improves the building industrialization level, is one of the important development directions of the assembly type building in the future, and has wide development space.

The modular units of the steel structure unit room building can be manufactured in a factory, and the structure can be formed by simple assembly after the modular units are transported to a construction site, so that the site wet operation is greatly reduced, and the site construction efficiency and quality are improved. The field assembly of the structure is most important to the assembly construction of the connecting node. The existing connecting nodes mostly adopt a bolt connection or bolt welding mixed connection mode, such as a cross plate connecting node, a cross bolt-corner fitting connecting node, an inner sleeve combined bolt connecting node and the like, and the nodes have the problems of complex structure, difficulty in field installation, low assembling and constructing efficiency and the like. Especially, the center pillar node all has the box roof beam all around, lacks node construction operating space, need to reserve at node corner fittings and cell house box roofing or ground and establishes the construction hole, not only causes the destruction of component and increases site operation work load, still has the problem of construction difficulty. Therefore, a new type of connection node which does not require an operation space, does not require a construction hole, and can be quickly assembled and constructed is required to be developed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an do not need operating space, need not to stay and establish the construction hole, reduce and weaken, only need to correspond the hoist and mount with upper steel structure unit room and place on lower floor's steel structure unit room of component, can realize that upper and lower steel structure unit room connects and the locking and need not to weld again or operation such as bolt construction, can realize the steel structure unit room extrusion formula auto-lock connected node of the on-the-spot rapid Assembly construction in steel structure unit room.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a steel construction unit room extrusion formula auto-lock connected node, includes module post corner fittings, lower module post corner fittings, be equipped with the lock piece on going up module post corner fittings, correspond in the module post corner fittings down and be equipped with wedge face and spacing hole, go up module post corner fittings correspondence and place back under on the module post corner fittings, the lock piece receives the action of gravity in upper portion unit room, and the lock piece is extruded by the wedge face and during the spacing hole in the module post corner fittings down slides in, realizes the connection and the locking of node.

Furthermore, the locking piece comprises a sliding groove and a sliding block assembly piece positioned in the sliding groove, the sliding block assembly piece comprises a sliding clamping strip, a limiting plate and a spring, the spring penetrates through the limiting plate and is fixedly connected with the limiting plate at the middle point of the length of the spring, and two ends of the spring are respectively connected with the sliding clamping strip.

Further, the slip card strip is the square column body, the cross sectional dimension of slip card strip is less than the cross sectional dimension of sliding tray, and the both ends of slip card strip all adopt the fillet to handle.

Furthermore, the limiting plate is placed at the middle point of the sliding groove in the length direction and is fixedly connected with the sliding groove through structural adhesive or spot welding.

Furthermore, the locking piece can set up a set of, two sets of or multiunit, and the spacing hole in the corresponding lower module corner piece needs to set up a set of, two sets of or multiunit correspondingly.

The technical principle of the utility model is as follows:

the utility model discloses set up the lock piece on last module post angle piece, the lock piece includes the sliding tray and is located the sliding tray by the slip card strip, the slider assembly spare that limiting plate and spring are constituteed, it sets up wedge face and spacing hole to correspond in module post angle piece down, after putting module post angle piece correspondence on module post angle piece down, the lock piece on last module post angle piece receives the action of gravity in upper portion unit room, slip card strip in the lock piece is extruded by the wedge face and during the spacing hole in the lower module post angle piece of gliding, the elastic force that receives the spring acts on slip card strip by the card in spacing hole, thereby the connection and the locking of module post about realizing.

The utility model discloses can satisfy steel construction unit room building connected node's resistance to compression, tensile and level atress requirement that shears to have following advantage: the construction operation space is not needed, the construction holes are not needed to be reserved, the weakening of the opening holes of the components is reduced, the extrusion type self-locking of the nodes can be realized only by correspondingly hoisting the upper-layer steel structure unit room and placing the upper-layer steel structure unit room on the lower-layer steel structure unit room, and the on-site rapid assembly construction of the steel structure unit room is realized.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of an embodiment of the present invention;

FIG. 2 is a front view of the connecting node shown in FIG. 1;

FIG. 3 is a side view of the connection node shown in FIG. 1;

FIG. 4 is a cross-sectional view taken along line 1-1 of FIG. 2;

FIG. 5 is a cross-sectional view taken along line 2-2 of FIG. 3;

FIG. 6 is a cross-sectional view of the connection process of the connection node shown in FIG. 1;

FIG. 7 is a cross-sectional view of the connection node of FIG. 1 after the connection is completed and locked;

FIG. 8 is a three-dimensional schematic view of a latch of the connection node of FIG. 1;

FIG. 9 is a three-dimensional schematic view of the slider assembly of FIG. 1 connecting nodes;

FIG. 10 is a front view of the slider assembly of FIG. 1 connecting the nodes;

in the figure: 1. the device comprises an upper module corner piece, a lower module corner piece, a locking piece, a wedge-shaped surface, a limiting hole, a sliding clamping strip, a sliding groove, a sliding block assembly, a limiting plate, a spring and a locking piece, wherein the upper module corner piece 2 is connected with the lower module corner piece 3 through the locking piece 4; i-upper module column, II-lower module column.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1-10, a steel construction unit room extrusion formula auto-lock connected node, including last module corner piece 1, module corner piece 2 down, upward be equipped with locking piece 3 on the module corner piece 1, it is equipped with wedge 4 and spacing hole 5 to correspond in the module corner piece 2 down, go up module corner piece 1 and correspond and place back on module corner piece 2 down, locking piece 3 receives the action of gravity in upper portion unit room, and locking piece 3 is extruded by wedge 4 and in the spacing hole 5 of gliding into in the module corner piece 2 down, realizes the connection and the locking of node.

In this embodiment, the locking member 3 includes a sliding groove 7 and a slider assembly 8 located in the sliding groove 7, the slider assembly 8 includes a sliding clamping strip 6, a limiting plate 9 and a spring 10, after the spring 10 passes through the limiting plate 9, the length midpoint position of the spring 10 is fixedly connected to the limiting plate 9, and two ends of the spring 10 are respectively connected to the sliding clamping strip 6.

In this embodiment, slip card strip 6 is the square column body, the cross sectional dimension of slip card strip 6 is less than the cross sectional dimension of sliding tray 7, and the both ends of slip card strip 6 all adopt the fillet to handle to slip card strip 6 can slide smoothly in sliding tray 7 when receiving the extrusion.

In this embodiment, the slider assembly 8 can be installed in the sliding groove 7 at the construction site, preventing damage or loss during transportation.

In this embodiment, the limiting plate 9 is placed at the midpoint of the sliding groove 7 in the length direction, and is connected and fixed to the sliding groove 7 by structural adhesive or spot welding.

In this embodiment, the locking members 3 are provided in two sets, and the limiting holes 5 in the corresponding lower module corner pieces 2 are correspondingly provided in two sets.

During field construction, the slider assembly part 8 is installed in the sliding groove 7 of the upper module corner piece 1, the limiting plate 9 is located at the middle point of the sliding groove 7 in the length direction and then is connected and fixed with the sliding groove 7 through structural adhesive or spot welding, and after the lower layer unit room is installed, a small amount of engine oil is brushed on the wedge-shaped surface 4 in the lower module corner piece 2, so that the upper module corner piece 1 can be inserted conveniently; then hoist and mount upper unit room, to go up module post angle piece 1 and correspond and place on module post angle piece 2 down, go up the action of gravity that locking piece 3 on module post angle piece 1 received upper portion unit room, slip card strip 6 in the locking piece 3 is extruded by wedge surface 4 and is slided into down spacing hole 5 in module post angle piece 2, then the elastic action slip card strip 6 that receives spring 10 is blocked in spacing hole 5, thereby the connection and the locking of module post about realizing.

In this embodiment, the locking members 3 are provided with two sets, and in practical application, one set, two sets or multiple sets can be provided according to the stress requirement, and one set, two sets or multiple sets of limiting holes 5 in the corresponding lower module column corner member 2 need to be correspondingly provided.

Although the preferred embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, which is within the protection scope of the present invention.

Claims

1. The utility model provides a steel construction unit room extrusion formula auto-lock connected node which characterized in that: including last module post corner fittings, lower module post corner fittings, be equipped with the lock piece on last module post corner fittings, it is equipped with wedge face and spacing hole to correspond in the module post corner fittings down, go up module post corner fittings and correspond and place back on module post corner fittings down, the lock piece receives the action of gravity in upper portion unit room, and the lock piece is extruded by the wedge face and during the spacing hole in the lower module post corner fittings of gliding downwards, realizes the connection and the locking of node.

2. The extrusion type self-locking connecting node for the steel structure unit room as claimed in claim 1, which is characterized in that: the locking piece comprises a sliding groove and a sliding block assembly piece located in the sliding groove, the sliding block assembly piece comprises a sliding clamping strip, a limiting plate and a spring, the spring penetrates through the limiting plate and is fixedly connected with the limiting plate at the middle point of the length of the spring, and the two ends of the spring are respectively connected with the sliding clamping strip.

3. The extrusion type self-locking connecting node of the steel structure unit room as claimed in claim 2, wherein: the sliding clamping strip is a square column body, the section size of the sliding clamping strip is smaller than that of the sliding groove, and the two ends of the sliding clamping strip are processed by fillets.

4. The extrusion type self-locking connecting node of the steel structure unit room as claimed in claim 2, wherein: the limiting plate is placed at the middle point of the sliding groove in the length direction and is fixedly connected with the sliding groove through structural glue or spot welding.

5. The steel structure unit room extrusion type self-locking connecting node as claimed in claim 1 or 2, wherein: the locking pieces are more than two groups, and the limiting holes in the corresponding lower module corner pieces are correspondingly arranged.